1 2009-09-30 Nick Clifton <nickc@redhat.com>
3 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4 with separate definitions of c_target_objs and cxx_target_objs.
5 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
7 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
8 sh_symbian_import_export_class.
9 * config/sh/sh-protos.h: Fix names of exported symbian functions.
10 * config/sh/symbian.c: Delete, moving code into...
11 * config/sh/symbian-base.c: ... here
12 * config/sh/symbian-c.c: ... and here
13 * config/sh/symbian-cxx.c: ... and here.
15 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
18 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
19 of plus RTX into register.
21 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23 * doc/install.texi: Linguistic and markup fixes.
24 (Configuration) <--disable-cpp>: Remove description.
25 <--enable-maintainer-mode>: Autotools files are affected, too.
26 <--with-sysroot>: Improve description.
27 (Building): Bump required GNU make version.
29 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
31 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
34 * config/i386/fma4intrin.h: New file, provide common x86 compiler
36 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
37 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
38 Add FMA4 check and fma4intrin.h.
39 * config/i386/i386-c.c(ix86_target_macros_internal): Check
41 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
42 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
43 constant for FMA4 support.
44 (UNSPEC_FMA4_FMADDSUB): Ditto.
45 (UNSPEC_FMA4_FMSUBADD): Ditto.
46 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
47 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add
49 (ix86_expand_fma4_multiple_memory): Ditto.
50 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
51 (OPTION_MASK_ISA_FMA4_UNSET): New.
52 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to
54 (OPTION_MASK_ISA_AVX_UNSET): Change definition to
56 (ix86_handle_option): Handle -mfma4.
57 (isa_opts): Handle -mfma4.
58 (enum pta_flags): Add PTA_FMA4.
59 (override_options): Add FMA4 support.
60 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
61 (IX86_BUILTIN_VFMADDSD): Ditto.
62 (IX86_BUILTIN_VFMADDPS): Ditto.
63 (IX86_BUILTIN_VFMADDPD): Ditto.
64 (IX86_BUILTIN_VFMSUBSS): Ditto.
65 (IX86_BUILTIN_VFMSUBSD): Ditto.
66 (IX86_BUILTIN_VFMSUBPS): Ditto.
67 (IX86_BUILTIN_VFMSUBPD): Ditto.
68 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
69 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
70 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
71 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
72 (IX86_BUILTIN_VFNMADDSS): Ditto.
73 (IX86_BUILTIN_VFNMADDSD): Ditto.
74 (IX86_BUILTIN_VFNMADDPS): Ditto.
75 (IX86_BUILTIN_VFNMADDPD): Ditto.
76 (IX86_BUILTIN_VFNMSUBSS): Ditto.
77 (IX86_BUILTIN_VFNMSUBSD): Ditto.
78 (IX86_BUILTIN_VFNMSUBPS): Ditto.
79 (IX86_BUILTIN_VFNMSUBPD): Ditto.
80 (IX86_BUILTIN_VFMADDPS256): Ditto.
81 (IX86_BUILTIN_VFMADDPD256): Ditto.
82 (IX86_BUILTIN_VFMSUBPS256): Ditto.
83 (IX86_BUILTIN_VFMSUBPD256): Ditto.
84 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
85 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
86 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
87 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
88 (IX86_BUILTIN_VFNMADDPS256): Ditto.
89 (IX86_BUILTIN_VFNMADDPD256): Ditto.
90 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
91 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
92 (enum multi_arg_type): New enum for describing the various FMA4
93 intrinsic argument types.
94 (bdesc_multi_arg): New table for FMA4 intrinsics.
95 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
96 (ix86_expand_multi_arg_builtin): New function for creating FMA4
98 (ix86_expand_builtin): Add FMA4 intrinsic support.
99 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
100 operand instructions.
101 (ix86_expand_fma4_multiple_memory): New function to split the
102 second memory reference from FMA4 instructions.
103 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
104 (ssemodesuffixf2s): Ditto.
105 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
107 (fma4_fmsub<mode>4): Ditto.
108 (fma4_fnmadd<mode>4): Ditto.
109 (fma4_fnmsub<mode>4): Ditto.
110 (fma4_vmfmadd<mode>4): Ditto.
111 (fma4_vmfmsub<mode>4): Ditto.
112 (fma4_vmfnmadd<mode>4): Ditto.
113 (fma4_vmfnmsub<mode>4): Ditto.
114 (fma4_fmadd<mode>4256): Ditto.
115 (fma4_fmsub<mode>4256): Ditto.
116 (fma4_fnmadd<mode>4256): Ditto.
117 (fma4_fnmsub<mode>4256): Ditto.
118 (fma4_fmaddsubv8sf4): Ditto.
119 (fma4_fmaddsubv4sf4): Ditto.
120 (fma4_fmaddsubv4df4): Ditto.
121 (fma4_fmaddsubv2df4): Ditto.
122 (fma4_fmsubaddv8sf4): Ditto.
123 (fma4_fmsubaddv4sf4): Ditto.
124 (fma4_fmsubaddv4df4): Ditto.
125 (fma4_fmsubaddv2df4): Ditto.
126 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
127 instructions for intrinsics.
128 (fma4i_fmsub<mode>4): Ditto.
129 (fma4i_fnmadd<mode>4): Ditto.
130 (fma4i_fnmsub<mode>4): Ditto.
131 (fma4i_vmfmadd<mode>4): Ditto.
132 (fma4i_vmfmsub<mode>4): Ditto.
133 (fma4i_vmfnmadd<mode>4): Ditto.
134 (fma4i_vmfnmsub<mode>4): Ditto.
135 (fma4i_fmadd<mode>4256): Ditto.
136 (fma4i_fmsub<mode>4256): Ditto.
137 (fma4i_fnmadd<mode>4256): Ditto.
138 (fma4i_fnmsub<mode>4256): Ditto.
139 (fma4i_fmaddsubv8sf4): Ditto.
140 (fma4i_fmaddsubv4sf4): Ditto.
141 (fma4i_fmaddsubv4df4): Ditto.
142 (fma4i_fmaddsubv2df4): Ditto.
143 (fma4i_fmsubaddv8sf4): Ditto.
144 (fma4i_fmsubaddv4sf4): Ditto.
145 (fma4i_fmsubaddv4df4): Ditto.
146 (fma4i_fmsubaddv2df4): Ditto.
148 * doc/invoke.texi (-mfma4): Add documentation.
149 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
151 2009-09-29 Richard Henderson <rth@redhat.com>
153 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
154 an edge to the new destination block.
156 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
159 * pa.c (hppa_profile_hook): Use
160 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
162 2009-09-29 Steve Ellcey <sje@cup.hp.com>
163 Alexander Monakov <amonakov@ispras.ru>
166 * config/ia64/predicates.md (not_postinc_destination_operand): New.
167 (not_postinc_memory_operand): New.
168 (not_postinc_move_operand): New.
169 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
170 (*cmovsi_internal): Ditto.
172 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
174 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
175 restrict issue_rate in first pass when scheduling for register
178 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
179 Rafael Avila de Espindola <espindola@google.com>
181 * gengtype.c (plugin_output): New.
182 (get_output_file_with_visibility): Return plugin_output for plugins.
183 (main): Parse and use the -P option.
184 * gty.texi: Update the command line format.
186 2009-09-29 Jakub Jelinek <jakub@redhat.com>
189 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
191 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
192 out if !const_ok_for_output.
195 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
196 case VAR_LOCATION>: Remove gcc_unreachable ().
198 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
200 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
202 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
204 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
205 * config/i386/x86intrin.h: Remove SSE5.
206 * config/i386/mmintrin-common.h: Delete file.
207 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags
210 2009-09-29 Richard Guenther <rguenther@suse.de>
212 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
213 resulting from stack temporaries on STRICT_ALIGNMENT targets.
215 2009-09-29 Nick Clifton <nickc@redhat.com>
217 * function.c (current_function_name): If there is no current
218 function just return "<none>".
220 2009-09-28 Sriraman Tallam <tmsriram@google.com>
222 * tree-pass.h (register_pass_info): New structure.
223 (pass_positioning_ops): Move enum from gcc-plugin.h.
224 (register_pass): New function.
225 * gcc-plugin.h (plugin_pass): Delete structure.
226 (pass_positioning_ops): Delete enum.
227 * plugin.c (regsiter_pass): Delete function.
228 (position_pass): Delete function.
229 (added_pass_nodes): Delete variable.
230 (prev_added_pass_nodes): Delete variable.
231 (pass_list_node): Delete structure.
232 * passes.c (make_pass_instance): New function.
233 (next_pass_1): Change to call make_pass_instance.
234 (pass_list_node): Move structure from gcc-plugin.h.
235 (added_pass_nodes): Move variable from plugin.c.
236 (prev_added_pass_nodes): Move variable from plugin.c.
237 (position_pass): New function.
238 (register_pass): New function.
240 2009-09-28 Easwaran Raman <eraman@google.com>
242 * ifcvt.c (noce_try_abs): Recognize pattern and call
243 expand_one_cmpl_abs_nojump.
244 * optabs.c (expand_one_cmpl_abs_nojump): New function.
245 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
247 2009-09-28 Ian Lance Taylor <iant@google.com>
250 * c-opts.c (c_common_handle_option): Don't set
251 warn_jump_misses_init for -Wall.
252 * doc/invoke.texi (Warning Options): Update documentation.
254 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
256 * Makefile.in ($(out_object_file)): Depend on
257 gt-$(basename $(notdir $(out_file))).h.
259 2009-09-28 Richard Henderson <rth@redhat.com>
261 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
262 * except.c (gen_eh_region): Set it.
263 (duplicate_eh_regions_1): Copy it.
264 * tree-eh.c (lower_resx): Use it to determine which function
267 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
268 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
269 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
270 * tree.c (build_common_builtin_nodes): Remove parameter. Build
271 BUILT_IN_CXA_END_CLEANUP if necessary.
273 * c-common.c (c_define_builtins): Update call to
274 build_common_builtin_nodes.
276 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
278 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
280 2009-09-28 Michael Matz <matz@suse.de>
282 * builtins.c (interclass_mathfn_icode): New helper.
283 (expand_builtin_interclass_mathfn): Use it here, and split folding
285 (fold_builtin_interclass_mathfn): ... this new folder.
286 (build_call_nofold_loc): New static helper.
287 (build_call_nofold): New wrapper macro for above.
288 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
289 (expand_builtin_pow): Ditto.
290 (expand_builtin_memset_args): Ditto.
291 (expand_builtin_printf): Ditto.
292 (expand_builtin_fprintf): Ditto.
293 (expand_builtin_sprintf): Ditto.
294 (expand_builtin_memory_chk): Ditto.
295 (expand_builtin_mempcpy_args): Ditto and don't call folders.
296 (expand_builtin_stpcpy): Ditto.
297 (expand_builtin_strcmp): Ditto.
298 (expand_builtin_strncmp): Ditto.
299 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
300 (expand_builtin_strcpy_args): Don't call folders.
301 (expand_builtin_memcmp): Ditto.
302 (expand_builtin_strncpy): Ditto, and use target.
303 (expand_builtin_memcpy): Ditto.
304 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
305 expand_builtin_strpbrk, expand_builtin_memmove,
306 expand_builtin_memmove_args, expand_builtin_bcopy,
307 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
308 expand_builtin_strspn, expand_builtin_strcspn,
309 expand_builtin_fputs): Remove these.
310 (expand_builtin): Don't call the above, change calls to other
311 expanders that changed prototype.
312 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
313 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
314 fold_builtin_interclass_mathfn.
315 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
316 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
318 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
319 * passes.c (init_optimization_passes): Move pass_fold_builtins
320 after last phiopt pass.
321 * tree-inline.c (fold_marked_statements): When folding builtins
322 iterate over all instruction potentially generated.
323 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
325 (fold_gimple_call): Use it to always fold calls (into potentially
326 multiple instructions).
327 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
328 calls into zero at this time.
329 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
330 statements generated by builtin folding.
332 2009-09-28 Nick Clifton <nickc@redhat.com>
334 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
337 2009-09-28 Duncan Sands <baldrick@free.fr>
339 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
340 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
341 (register_callback): Dispatch it.
342 (invoke_plugin_callbacks): Incorporate in sanity check.
343 * ggc.h (ggc_register_cache_tab): Add declaration.
344 * ggc-common.c (ggc_register_root_tab): Simplify.
345 (const_ggc_cache_tab_t): New typedef.
346 (extra_cache_vec): New vector of dynamically added cache tables.
347 (ggc_register_cache_tab): New function.
348 (ggc_scan_cache_tab): New function.
349 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
350 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
352 2009-09-27 Richard Henderson <rth@redhat.com>
354 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
355 which we remove __builtin_stack_restore.
357 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
359 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
360 to test for GRD_INVARIANT.
361 (simple_rhs_p): Anything that's function_invariant_p is fine.
363 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
365 * gengtype.c (main): Use plunge_files instead of plugin_output.
367 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
368 Rafael Avila de Espindola <espindola@google.com>
370 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
371 Don't print pch related info if it is false.
372 (main): Don't print pch info in plugin mode.
374 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
376 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
377 with dw_val_class_const_double.
378 (struct dw_val_struct): Replace val_long_long with val_double and
379 adjust for above change.
380 (output_loc_operands): Likewise.
381 (add_AT_long_long): Rename into...
382 (add_AT_double): ...this.
383 (print_die): Replace dw_val_class_long_long with
384 dw_val_class_const_double and adjust.
385 (attr_checksum): Likewise.
386 (same_dw_val_p): Likewise.
387 (size_of_die): Likewise.
388 (value_format): Likewise.
389 (output_die): Likewise.
390 (loc_descriptor) <CONST_DOUBLE>: Likewise.
391 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
392 instead of add_AT_long_long.
393 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
394 value with the precision of its type.
396 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
399 * c-typeck.c (build_conditional_expr): Use the readonly and
400 volatile flags of the operand types, not of the operands itself.
402 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
404 collect2.c (main): Look for -brtl before adding libraries.
406 2009-09-27 Jonathan Gray <jsg@openbsd.org>
408 * config.gcc: Update OpenBSD targets.
409 * config/openbsd-stdint.h: New file.
410 * config/openbsd-libpthread.h: New file.
411 * config/openbsd.h: Update and break out LIB_SPEC definition.
412 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
413 * config/i386/openbsdelf.h: Correct types.
414 * config/m68k/openbsd.h: Likewise.
415 * config/mips/openbsd.h: Likewise.
416 * config/vax/openbsd.h: Likewise.
418 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
420 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
421 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
422 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
423 of the length and zero.
425 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
427 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
428 (FLAGS_H): Add options.h $(REAL_H).
429 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
430 (TREE_VECTORIZER_H): New.
431 (EBITMAP_H): Renamed from EBIMAP_H.
432 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
433 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
434 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
435 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
436 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
437 (graphite-clast-to-gimple.o, graphite-dependences.o)
438 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
439 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
440 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
441 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
442 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
443 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
444 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
445 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
446 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
447 updated and fixed as per above changes and per
448 check_makefile_deps.sh output.
451 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
452 * configure: Regenerate.
454 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
456 * doc/install.texi: Update minimum MPC version to 0.7.
458 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
460 * doc/install.texi (Binaries): Remove reference to the binary
461 distribution CD-ROM from the FSF.
463 2009-09-26 Michael Matz <matz@suse.de>
467 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
468 that are mentioned in the body.
470 2009-09-26 Michael Matz <matz@suse.de>
472 PR tree-optimization/41454
473 * tree-ssa-dom (stmts_to_rescan): Remove variable.
474 (tree_ssa_dominator_optimize): Don't allocate and free it.
475 (dom_opt_leave_block): Don't iterate over it.
476 (eliminate_redundant_computations): Don't return a value.
477 (cprop_operand, cprop_into_stmt): Ditto.
478 (optimize_stmt): Don't defer updating stmts.
480 2009-09-25 Dodji Seketeli <dodji@redhat.com>
482 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
483 generic_parameter_die, template_parameter_pack_die,
484 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
485 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
486 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
488 2009-09-25 Anatoly Sokolov <aesok@post.ru>
490 * config/v850/v850.h (FUNCTION_VALUE): Remove.
491 * config/v850/v850.c (v850_function_value): New function.
492 (TARGET_FUNCTION_VALUE): Define.
494 2009-09-25 Jakub Jelinek <jakub@redhat.com>
496 * tree-vect-stmts.c (vectorizable_call): Call
497 mark_symbols_for_renaming after vect_finish_stmt_generation.
499 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
500 to loc_descriptor_from_tree.
501 (add_location_or_const_value_attribute): Pass 0 instead of 2
502 for decl_by_reference_p decls.
504 2009-09-25 Richard Guenther <rguenther@suse.de>
507 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
510 2009-09-25 Ben Elliston <bje@au.ibm.com>
512 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
515 2009-09-25 Alan Modra <amodra@bigpond.net.au>
517 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
520 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
523 * fold-const.c (const_binop): Handle complex int division.
524 * tree-complex.c (expand_complex_div_straight,
525 expand_complex_div_wide): Update comments.
527 2009-09-24 DJ Delorie <dj@redhat.com>
530 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
531 (reg_class): Likewise.
532 (REG_CLASS_NAMES): Likewise.
533 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
535 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
538 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
540 * config/rs6000/predicates.md (indexed_or_indirect_operand):
541 Delete VSX load/store with update support.
542 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
543 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
547 (VStype_load_update): Ditto.
548 (VStype_store_update): Ditto.
549 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
550 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
552 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
553 load/store with update builtins.
555 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
557 * libgcc2.c (L_trampoline): Prototype for getpagesize
558 and mprotect in WINNT case.
560 2009-09-24 Anatoly Sokolov <aesok@post.ru>
562 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
563 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
564 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
566 (TARGET_FUNCTION_VALUE): Define.
568 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
570 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
572 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
575 * common.opt: Initialize dwarf_strict to -1.
576 * toplev.c (process_options): Catch unset dwarf_strict
577 and set to 0 for all targets not overriding.
578 * config/darwin.c (darwin_override_options): Catch unset
579 dwarf_strict and override to 1.
581 2009-09-24 Jeff Law <law@redhat.com>
583 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
585 2009-09-24 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/36143
588 PR tree-optimization/38747
589 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
590 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
592 2009-09-24 Jakub Jelinek <jakub@redhat.com>
595 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
596 return false instead of gcc_unreachable (). For CONST return the
597 value returned by recursive call instead of always returning true.
598 (tree_add_const_value_attribute): Return the value returned by
599 add_const_value_attribute instead of always returning true if rtl
602 2009-09-23 Justin Seyster <jrseys@gmail.com>
604 * Makefile.in (PLUGIN_HEADERS): Include real.h.
606 2009-09-24 Jakub Jelinek <jakub@redhat.com>
608 * cgraphunit.c (cgraph_lower_function): Revert last change.
609 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
610 instead of DECL_NO_STATIC_CHAIN.
611 * tree-cfg.c (verify_gimple_call): Likewise.
612 * tree-nested.c (get_chain_decl, get_chain_field,
613 convert_tramp_reference_op, convert_gimple_call): Likewise.
614 (convert_all_function_calls): Likewise. Always set or clear
615 DECL_STATIC_CHAIN initially, for !n->outer clear it.
616 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
617 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
619 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
620 DECL_NO_STATIC_CHAIN.
621 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
622 instead of DECL_NO_STATIC_CHAIN.
623 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
624 decl_function_context.
625 * varasm.c (initializer_constant_valid_p): Likewise.
626 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
627 (DECL_STATIC_CHAIN): ... this.
628 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
629 instead of DECL_NO_STATIC_CHAIN.
631 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
632 Rafael Avila de Espindola <espindola@google.com>
634 * gengtype.c (nb_plugin_files): Make it unsigned to match
635 num_gt_files. Adjust other variables to avoid warnings.
636 (main): Allocate an all zero lang_bitmap before each plugin file name
637 to match regular file names.
639 2009-09-23 Richard Henderson <rth@redhat.com>
641 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
642 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
643 static chain passed in memory.
644 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
645 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
646 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
647 STATIC_CHAIN_REGNUM defined.
649 * config/picochip/picochip-protos.h: s/class/klass/.
650 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
651 (picochip_static_chain): New.
652 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
653 (STATIC_CHAIN_INCOMING): Remove.
655 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
656 (xtensa_static_chain): New.
657 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
659 2009-09-23 Anatoly Sokolov <aesok@post.ru>
661 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
662 * config/pa/pa-protos.h (function_value): Remove.
663 * config/pa/pa.c (pa_function_value): Rename from function_value.
664 Make static, add 'outgoing' argument.
665 (TARGET_FUNCTION_VALUE): Define.
667 2009-09-23 Anatoly Sokolov <aesok@post.ru>
669 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
670 instead of cfun->machine->is_leaf.
671 * config/avr/avr.h (machine_function): Remove is_leaf field.
673 2009-09-23 Jakub Jelinek <jakub@redhat.com>
676 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
677 DW_OP_piece after DW_OP_stack_value, adjust size calculations
678 for it, when DW_OP_stack_value and DW_OP_implicit_value has
679 the same size, prefer DW_OP_stack_value.
680 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
681 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
683 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
686 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
688 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
691 * cfgexpand.c (convert_debug_memory_address): New.
692 (expand_debug_expr): Convert base address and offset to the same
693 mode. Use it to convert addresses to other modes. Accept
696 2009-09-23 Richard Guenther <rguenther@suse.de>
698 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
699 produced for bigendian targets with promoted subregs.
701 2009-09-23 Richard Guenther <rguenther@suse.de>
703 * value-prof.c (gimple_ic): Purge old EH edges only after building
706 2009-09-23 Nick Clifton <nickc@redhat.com>
708 * config/arc/arc.c (arc_trampoline_init): Fix typo.
710 2009-09-23 Jakub Jelinek <jakub@redhat.com>
713 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
716 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
717 on non-nested functions.
719 2009-09-23 Jakub Jelinek <jakub@redhat.com>
720 Jan Hubicka <jh@suse.cz>
722 * dwarf2out.c (loc_list_plus_const): Only define if
723 DWARF2_DEBUGGING_INFO.
724 (address_of_int_loc_descriptor): Likewise.
727 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
729 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
732 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
733 constant is more than zero.
735 2009-09-23 Alan Modra <amodra@bigpond.net.au>
738 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
739 call final to emit non-scheduled prologue, instead insert at entry.
741 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
742 Joseph S. Myers <joseph@codesourcery.com>
744 * doc/install.texi (*-*-freebsd*): Add proper format codes.
746 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
747 Rafael Avila de Espindola <espindola@google.com>
749 * gengtype.c (is_file_equal): New function.
750 (close_output_files): Use is_file_equal. Free of->buf.
752 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
753 Rafael Avila de Espindola <espindola@google.com>
755 * gengtype.c (write_types, write_local): Add the output_header
756 argument. Update all callers.
758 2009-09-22 Dodji Seketeli <dodji@redhat.com>
760 * dwarf2out.c (template_parameter_pack_die,
761 gen_formal_parameter_pack_die ): New functions.
762 (make_ith_pack_parameter_name): Remove this function.
763 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
764 DW_TAG_formal_parameter_pack.
765 (gen_generic_params_dies): Represent each template parameter pack
766 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
767 represented by usual DW_TAG_template_*_parameter DIEs that are
768 children of the DW_TAG_template_parameter_pack element DIE.
769 (generic_parameter_die): This doesn't deal with parameter pack
770 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
771 of parameter pack DIEs.
772 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
773 in certain cases, e.g. for pack elements.
774 (gen_formal_types_die, gen_decl_die): Adjust usage of
775 gen_formal_parameter_die.
776 (gen_subprogram_die): Represent each function parameter pack by a
777 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
778 represented by usual DW_TAG_formal_parameter DIEs that are children
779 of the DW_TAG_formal_parameter_pack DIE. Remove references to
780 ____builtin_va_alist decls as no part of the compiler uses those
782 * langhooks.h (struct lang_hooks_for_decls): Add
783 function_parm_expanded_from_pack_p, get_generic_function_decl
784 and function_parameter_pack_p hooks. Fix comment for
785 get_innermost_generic_parms hook.
786 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
787 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
788 macros and use them to initialize lang_hook.
790 2009-09-22 Richard Henderson <rth@redhat.com>
792 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
793 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
794 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
795 on TRAMPOLINE_TEMPLATE.
796 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
797 TRAMPOLINE_ADJUST_ADDRESS.
798 * targhooks.c (default_asm_trampoline_template): Remove.
799 (default_trampoline_adjust_address): Remove.
800 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
801 * targhooks.h: Update decls.
803 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
805 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
806 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
807 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
809 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
812 * reload1.c (reload): Reset debug insns with pseudos without
815 2009-09-22 Janis Johnson <janis187@us.ibm.com>
817 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
818 unconditional true for decimal float modes.
819 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
820 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
822 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
824 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
825 Enable a new case for __FreeBSD__ >= 7.
826 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
827 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
828 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
829 and USE_LD_AS_NEEDED.
831 * doc/install.texi (*-*-freebsd*): Update target information.
833 2009-09-22 Richard Guenther <rguenther@suse.de>
836 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
837 arrays really properly.
839 2009-09-22 Richard Henderson <rth@redhat.com>
842 * target.h (struct gcc_target): Add asm_out.trampoline_template,
843 calls.static_chain, calls.trampoline_init,
844 calls.trampoline_adjust_address.
845 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
846 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
847 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
848 * builtins.c (expand_builtin_setjmp_receiver): Use
849 targetm.calls.static_chain; only clobber registers.
850 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
851 set up memory attributes properly for the trampoline block.
852 (expand_builtin_adjust_trampoline): Use
853 targetm.calls.trampoline_adjust_address.
854 * calls.c (prepare_call_address): Add fndecl argument. Use
855 targetm.calls.static_chain.
856 * df-scan.c (df_need_static_chain_reg): Remove.
857 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
858 consolodate static chain handling.
859 * doc/tm.texi: Document new hooks.
860 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
861 (init_emit_regs): Don't initialize them.
862 * expr.h (prepare_call_address): Update decl.
863 * final.c (profile_function): Use targetm.calls.static_chain.
864 * function.c (expand_function_start): Likewise.
865 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
866 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
867 only clobber registers.
868 * targhooks.c (default_static_chain): New.
869 (default_asm_trampoline_template, default_trampoline_init): New.
870 (default_trampoline_adjust_address): New.
871 * targhooks.h: Declare them.
872 * varasm.c (assemble_trampoline_template): Use
873 targetm.asm_out.trampoline_template. Make the memory block const
876 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
877 alpha_initialize_trampoline. Make static. Merge VMS parameter
878 differences into the TARGET_ABI_OPEN_VMS code block.
879 (TARGET_TRAMPOLINE_INIT): New.
880 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
881 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
882 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
883 (INITIALIZE_TRAMPOLINE): Remove.
885 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
886 (TRAMPOLINE_TEMPLATE): Merge with ...
887 (INITIALIZE_TRAMPOLINE): ... this and move ...
888 * config/arc/arc.c (arc_trampoline_init): ... here.
889 (TARGET_TRAMPOLINE_INIT): New.
891 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
892 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
893 (arm_asm_trampoline_template): New.
894 (arm_trampoline_init, arm_trampoline_adjust_address): New.
895 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
896 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
897 code to arm_asm_trampoline_template.
898 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
899 arm_trampoline_adjust_address.
900 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
901 adjust for target hook parameters.
903 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
906 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
907 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
908 (bfin_trampoline_init): Rename from initialize_trampoline;
909 make static; update for target hook parameters.
910 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
911 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
912 bfin_asm_trampoline_template.
913 (INITIALIZE_TRAMPOLINE): Remove.
915 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
916 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
917 cris_trampoline_init): New.
918 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
919 cris_asm_trampoline_template.
920 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
921 adjust for target hook parameters.
923 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
925 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
926 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
927 fr30_trampoline_init): New.
928 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
929 fr30_asm_trampoline_template.
930 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
931 adjust for target hook parameters.
933 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
934 (frv_trampoline_init): Rename from frv_initialize_trampoline;
935 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
936 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
937 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
939 * config/h8300/h8300.c (h8300_trampoline_init): New.
940 (TARGET_TRAMPOLINE_INIT): New.
941 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
942 to h8300_trampoline_init and adjust for hook parameters.
944 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
945 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
946 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
947 make static; adjust for hook parameters.
948 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
950 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
951 (TARGET_TRAMPOLINE_INIT): New.
952 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
953 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
954 iq2000_asm_trampoline_template.
955 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
956 (TRAMPOLINE_CODE_SIZE): New.
957 (TRAMPOLINE_SIZE): Use it.
958 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
960 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
961 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
962 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
963 adjust for hook parameters.
964 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
966 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
967 (m32r_trampoline_init): New.
968 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
969 m32r_trampoline_init.
971 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
972 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
973 make static; update for hook parameters.
974 * config/m68hc11/m68hc11-protos.h: Update.
975 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
977 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
978 (TARGET_TRAMPOLINE_INIT): New.
979 (mcore_function_value): Fix typo.
980 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
981 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
982 to mcore_asm_trampoline_template.
983 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
985 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
986 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
987 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
988 update for hook parameters.
989 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
991 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
992 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
993 mips_trampoline_init): New.
994 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
995 mips_asm_trampoline_template.
996 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
997 update for hook parameters.
999 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1000 (TARGET_TRAMPOLINE_INIT): New.
1001 (mmix_trampoline_size): Remove.
1002 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1003 make static. Remove out-of-date tetra vs octa comment.
1004 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1005 make static; update for hook parameters.
1006 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1007 (INITIALIZE_TRAMPOLINE): Remove.
1008 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1009 (TRAMPOLINE_ALIGNMENT): New.
1010 * gcc/config/mmix/mmix-protos.h: Update.
1012 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1013 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1014 mn10300_trampoline_init): New.
1015 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1016 mn10300_asm_trampoline_template.
1017 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1019 * config/moxie/moxie.c (moxie_static_chain,
1020 moxie_asm_trampoline_template, moxie_trampoline_init,
1021 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1022 TARGET_TRAMPOLINE_INIT): New.
1023 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1024 moxie_trampoline_init.
1025 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1026 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1028 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1029 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1030 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1031 pa_trampoline_adjust_address): New.
1032 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1033 pa_asm_trampoline_template.
1034 (TRAMPOLINE_ALIGNMENT): New.
1035 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1036 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1037 adjust for hook parameters.
1038 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1040 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1041 (TARGET_TRAMPOLINE_INIT): New.
1042 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1043 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1045 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1047 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1048 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1049 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1050 make static; adjust parameters for the hook.
1051 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1053 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1054 s390_trampoline_template; make static.
1055 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1056 make static; adjust for target hook.
1057 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1058 * config/s390/s390-protos.h: Remove trampoline decls.
1059 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1060 (TRAMPOLINE_TEMPLATE): Remove.
1061 (TRAMPOLINE_ALIGNMENT): New.
1063 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1064 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1065 (TARGET_TRAMPOLINE_INIT): New.
1066 (score_asm_trampoline_template): New.
1067 (score_trampoline_init): Rename from score_initialize_trampoline;
1068 make static; adjust for hook parameters.
1069 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1070 score[37]_asm_trampoline_template.
1071 (INITIALIZE_TRAMPOLINE): Remove.
1072 * config/score/score3.c (score3_asm_trampoline_template): New.
1073 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1074 adjust for target hook.
1075 * config/score/score7.c (score7_asm_trampoline_template): New.
1076 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1077 adjust for target hook.
1078 * config/score/score3.h, config/score/score7.h: Update.
1080 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1081 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1082 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1083 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1084 make static; adjust for target hook parameters.
1085 (sh_trampoline_adjust_address): New.
1086 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1087 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1089 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1090 (sparc32_initialize_trampoline): Rename from
1091 sparc_initialize_trampoline; make static; replace tramp parameter
1092 with m_tramp and update memory accesses.
1093 (sparc64_initialize_trampoline): Similarly.
1094 (sparc_trampoline_init): New.
1095 * config/sparc/sparc-protos.h: Remove trampoline decls.
1096 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1097 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1099 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1100 (array_to_constant): Make ARR parameter const.
1101 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1102 make static; update for hook parameters.
1103 * config/spu/spu-protos.h: Update decls.
1104 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1106 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1107 from xstormy16_initialize_trampoline; make static; update for
1109 (TARGET_TRAMPOLINE_INIT): New.
1110 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1112 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1113 (TARGET_TRAMPOLINE_INIT): New.
1114 (v850_can_eliminate): Make static.
1115 (v850_asm_trampoline_template, v850_trampoline_init): New.
1116 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1117 v850_asm_trampoline_template.
1118 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1119 and adjust for target hook parameters.
1121 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1122 (TARGET_TRAMPOLINE_INIT): New.
1123 (vax_asm_trampoline_template, vax_trampoline_init): New.
1124 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1125 vax_asm_trampoline_template.
1126 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1128 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1129 (TARGET_TRAMPOLINE_INIT): New.
1130 (xtensa_asm_trampoline_template): Rename from
1131 xtensa_trampoline_template; make static.
1132 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
1133 make static; update for hook parameters.
1134 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
1135 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
1136 (INITIALIZE_TRAMPOLINE): Remove.
1138 * config/i386/i386.c (ix86_function_regparm): Do not issue an
1139 error for nested functions with regparm=3.
1140 (ix86_compute_frame_layout): Adjust frame pointer offset for
1141 ix86_static_chain_on_stack.
1142 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
1143 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
1144 don't reset to UNITS_PER_WORD.
1145 (ix86_emit_leave): Adjust ix86_cfa_state.
1146 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
1147 (ix86_static_chain): New.
1148 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
1149 make static; update for target hook parameters; use ix86_static_chain.
1150 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1151 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
1152 (INITIALIZE_TRAMPOLINE): Remove.
1153 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
1154 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1155 to the end. Add static_chain_on_stack.
1156 (ix86_static_chain_on_stack): New.
1158 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1159 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1160 (m68k_trampoline_init): New.
1161 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1162 m68k_trampoline_init and adjust for hook parameters.
1163 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1164 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1166 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1168 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1169 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1171 * reload1.c (reload): Call wrap_constant when substituting
1172 reg for equiv inside of DEBUG_INSNs.
1175 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
1176 add_call_src_coords_attributes, add_high_low_attributes,
1177 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
1178 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
1179 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
1180 when -gdwarf-2 -gstrict-dwarf.
1181 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
1182 -gdwarf-[23] -gstrict-dwarf.
1183 (address_of_int_loc_descriptor, loc_descriptor,
1184 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1185 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1186 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1188 2009-09-22 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/41428
1191 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1192 (ccp_finalize): Pass it to substitute_and_fold.
1194 2009-09-22 Richard Guenther <rguenther@suse.de>
1196 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1197 (substitute_and_fold): Adjust prototype.
1198 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1199 (simplify_stmt_using_ranges): Likewise.
1200 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1201 (vrp_fold_stmt): New function.
1202 (vrp_finalize): Pass it to substitute_and_fold.
1203 * tree-flow.h (vrp_evaluate_conditional): Remove.
1204 (simplify_stmt_using_ranges): Likewise.
1205 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1206 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1207 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1209 (fold_predicate_in): Move to tree-vrp.c.
1210 (substitute_and_fold): Use the callback instead of calling into
1211 tree-vrp.c functions directly.
1213 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1215 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1216 comparison warning on rs6000.
1219 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1220 GIMPLE_EH_MUST_NOT_THROW cleanup.
1221 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1223 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1226 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1227 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1228 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1229 libSystem which is derived from the gcc 4.2.1 unwinder.
1231 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1234 * varasm.c (default_encode_section_info): Copy TLS model into
1235 sym_ref flags regardless of backend support for TLS, for all
1236 model types except TLS_MODEL_EMULATED.
1238 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1241 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1242 we can handle it correctly.
1244 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1246 * doc/install.texi (os2): Remove section.
1248 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1250 * doc/standards.texi (Objective-C): Adjust two URLs.
1252 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1254 * tree-tailcall.c (process_assignment): Don't check if a
1255 multiplication or an addition are already present.
1256 (find_tail_calls): Combine multiple additions and multiplications.
1257 (adjust_accumulator_values): Emit accumulators.
1259 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1261 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1262 xmm register restore.
1264 2009-09-21 Jan Hubicka <jh@suse.cz>
1266 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1267 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1270 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1272 * stor-layout.c (layout_type): Remove obsolete code.
1274 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1277 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1279 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1282 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1283 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1284 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1285 * fold-const.c (const_binop): Likewise.
1286 * real.h (do_mpc_arg2): Update prototype.
1288 2009-09-20 Jan Hubicka <jh@suse.cz>
1290 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1291 (add_location_or_const_value_attribute): Rewrite using
1293 (tree_add_const_value_attribute): Return true if successful.
1294 (tree_add_const_value_attribute_for_decl): Likewise.
1296 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1297 (loc_descriptor): ... here;
1298 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1299 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1300 pool items that was not marked for output.
1301 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1302 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1303 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1304 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1305 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1306 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1307 DW_OP_stack_value to get address of items that are not available
1309 (dw_loc_list): Handle single element lists correctly.
1311 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1312 Pascal Obry <obry@adacore.com>
1314 * unwind-dw2-fde.c (classify_object_over_fdes):
1315 Cast the constant 1 to _Unwind_Ptr.
1316 (add_fdes): Likewise.
1317 (linear_search_fdes): Likewise.
1319 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1321 * stor-layout.c (set_sizetype): Avoid useless type copy.
1323 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1325 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1327 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1328 * configure, config.in: Regenerate.
1329 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1331 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1332 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1333 for global data if the output could be used in a shared library.
1334 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1335 to 0 if TARGET_WRITABLE_EH_FRAME.
1337 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1339 PR rtl-optimization/39886
1340 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1341 just when insn is equal to BB_END (bb).
1343 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1345 * config/mips/mips.opt (mrelax-pic-calls): New option.
1346 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1348 (mips_unspec_call): Change "unspec_call" expander into this.
1349 (mips_strip_unspec_call): New function.
1350 (mips_got_load): Call mips_unspec_call instead of
1351 gen_unspec_call<mode>.
1352 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1354 (mips_cfg_in_reorg): New function.
1355 (mips16_lay_out_constants): Use it to decide whether to call
1356 CFG-aware insn splitting.
1357 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1358 mips_reorg. Move DF set-up code from here ...
1359 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1361 (mips_reorg): Call mips_df_reorg instead of
1362 r10k_insert_cache_barriers. Move CFG set-up code here from
1363 r10k_insert_cache_barriers.
1364 (mips_call_expr_from_insn): New function.
1365 (mips_pic_call_symbol_from_set): Likewise.
1366 (mips_find_pic_call_symbol): Likewise.
1367 (mips_annotate_pic_call_expr): Likewise.
1368 (mips_get_pic_call_symbol): Likewise.
1369 (mips_annotate_pic_calls): Likewise.
1370 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1372 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1373 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1374 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1376 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1377 (unspec_call<mode>): Remove it.
1378 (sibcall_internal, sibcall_value_internal,
1379 sibcall_value_multiple_internal, call_internal, call_split,
1380 call_value_internal, call_value_split,
1381 call_value_multiple_internal, call_value_multiple_split): Pass
1382 SIZE_OPNO to MIPS_CALL.
1383 (call_internal_direct, call_direct_split,
1384 call_value_internal_direct, call_value_direct_split): Pass -1 as
1385 SIZE_OPNO to MIPS_CALL.
1386 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1387 * configure: Regenerate.
1388 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1389 and -mno-relax-pic-calls.
1390 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1392 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1395 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1396 in the directory this rule is called from, rather than the
1397 toplevel 'gcc' directory, to fix in-tree build.
1399 2009-09-19 Chris Demetriou <cgd@google.com>
1401 PR preprocessor/28435:
1402 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1403 to cpplib that the preprocessor output is needed.
1405 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1407 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1408 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1409 *return_and_restore_fpregs_<mode>,
1410 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1413 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1414 instead of assuming it has always a REG inside of it.
1416 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1418 * config/freebsd.h: Update comment on types.
1419 (WINT_TYPE): Define.
1421 2009-09-18 Jason Merrill <jason@redhat.com>
1423 * c.opt: Add -fno-deduce-init-list.
1425 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1427 * value-prof.c (interesting_stringop_to_profile_p): Added output
1428 argument to indicate which parameter is the size parameter.
1429 * value-prof.c (gimple_stringop_fixed_value): Use
1430 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1431 * value-prof.c (gimple_stringops_transform): Update call sites to
1432 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1434 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1437 From David Binderman <dcb314@hotmail.com>:
1438 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1439 local variable f. Remove stale comments.
1440 (ix86_compute_frame_layout): Remove useless local variable total_size.
1441 Remove #if 0'd code.
1442 (legitimate_address_p): Remove useless local variables
1443 reason_rtx and reason.
1444 (ix86_split_copysign_const): Remove useless local variable op1.
1445 (scale_counter): Remove useless local variable piece_size_mask.
1447 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1449 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1452 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1455 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1457 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1459 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1462 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1464 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1465 DW_OP_implicit_value even without dwarf_version 4.
1467 2009-09-17 Jan Hubicka <jh@suse.cz>
1469 * dwarf2out.c: Include tree-pass.h and gimple.h.
1470 (loc_list_plus_const): New function.
1471 (loc_descriptor_from_tree_1): Rename to ...
1472 (loc_descriptor_from_tree): ... remove original.
1473 (loc_list_from_tree): New function.
1474 (add_AT_location_description): Accept location list.
1475 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1476 (concatn_mem_loc_descriptor): Remove.
1477 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1479 (secname_for_decl): Move up.
1480 (hidden_reference_p): New function; break out from ...
1481 (loc_by_refernece): ... here; move up.
1482 (dw_loc_list): New function.
1483 (single_element_loc_list): New function.
1484 (single_element_loc_list_p): New function.
1485 (add_loc_descr_to_each): New function.
1486 (add_loc_list): New function.
1487 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1488 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1489 add diagnostics why expansion failed.
1490 (add_location_or_const_value_attribute): Support location lists.
1491 (add_bound_info): Likewise.
1492 (descr_info_loc): Update call of loc_descriptor_from_tree.
1493 (gen_variable_die): Work on location lists.
1494 * final.c (pass_final): Add dump file.
1495 * Makefile.in (dwarf2out.o): Add new dependencies.
1497 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1500 * real.c decimal_from_integer, decimal_integer_string): New.
1501 (real_from_integer): Use them as special case for decimal float.
1502 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1503 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1504 Do not append zero after the decimal point in string to convert.
1506 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1508 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1509 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1511 2009-09-17 Martin Jambor <mjambor@suse.cz>
1513 * common.opt (fipa-sra): New switch.
1514 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1515 * timevar.def (TV_IPA_SRA): New timevar.
1516 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1517 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1518 * tree-sra.c: Include cgraph.c.
1519 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1520 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1521 and grp_not_necessarilly_dereferenced.
1522 (func_param_count): New variable.
1523 (encountered_apply_args): New variable.
1524 (bb_dereferences): New variable.
1525 (final_bbs): New variable.
1526 (no_accesses_representant): New variable.
1527 (no_accesses_p): New function.
1528 (dump_access): Dump the new fields.
1529 (sra_initialize): Set encountered_apply_args to false.
1530 (get_ssa_base_param): New function.
1531 (mark_parm_dereference): New function.
1532 (create_access): Caring for INIDRECT_REFs and different handling of
1533 varialble length accesses in early IPA SRA. Store the stmt - a new
1534 parameter - to the new access.
1535 (build_access_from_expr_1): New parameter stmt, passed to
1536 create_access. Handle INDIRECT_REFs.
1537 (build_access_from_expr): Pass the current statement to
1538 build_access_from_expr_1.
1539 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1541 (build_accesses_from_assign): Pass the current statement to
1542 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1543 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1544 final_bbs when necessary. Check for calls to __builtin_apply_args.
1545 Fixup EH info if anythng was changed.
1546 (is_unused_scalar_param): New function.
1547 (ptr_parm_has_direct_uses): New function.
1548 (find_param_candidates): New function.
1549 (mark_maybe_modified): New function.
1550 (analyze_modified_params): New function.
1551 (propagate_dereference_distances): New function.
1552 (dump_dereferences_table): New function.
1553 (analyze_caller_dereference_legality): New function.
1554 (unmodified_by_ref_scalar_representative): New function.
1555 (splice_param_accesses): New function.
1556 (decide_one_param_reduction): New function.
1557 (enum ipa_splicing_result): New type.
1558 (splice_all_param_accesses): New function.
1559 (get_param_index): New function.
1560 (turn_representatives_into_adjustments): New function.
1561 (analyze_all_param_acesses): New function.
1562 (get_replaced_param_substitute): New function.
1563 (get_adjustment_for_base): New function.
1564 (replace_removed_params_ssa_names): New function.
1565 (sra_ipa_reset_debug_stmts): New function.
1566 (sra_ipa_modify_expr): New function.
1567 (sra_ipa_modify_assign): New function.
1568 (convert_callers): New function.
1569 (modify_function): New function.
1570 (ipa_sra_preliminary_function_checks): New function.
1571 (ipa_early_sra): New function.
1572 (ipa_early_sra_gate): New function.
1573 (pass_early_ipa_sra): New variable.
1574 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1576 2009-09-17 Michael Matz <matz@suse.de>
1579 * tree.c (build_type_attribute_qual_variant): Export.
1580 * tree.h (build_type_attribute_qual_variant): Declare.
1581 * tree-inline.c (remap_type_1): Use it to build variants with
1582 the original qualifiers and attributes.
1584 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1586 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1587 without a fallthrough edge.
1589 2009-09-16 DJ Delorie <dj@redhat.com>
1591 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1592 chip and ignore the "fast_interrupt" attribute if so.
1594 2009-09-16 Richard Henderson <rth@redhat.com>
1597 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1600 2009-09-16 Richard Henderson <rth@redhat.com>
1603 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1604 is set only if DECL_NO_STATIC_CHAIN is unset.
1605 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1606 (FOR_EACH_NEST_INFO): New.
1607 (walk_all_functions): Use it.
1608 (finalize_nesting_tree): Likewise.
1609 (unnest_nesting_tree): Likewise.
1610 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1611 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1612 (convert_gimple_call): Early out if gimple_call_chain already set.
1613 (convert_all_function_calls): Iterate until no new functions
1614 require a static chain.
1615 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1616 when building a trampoline. Use dump_function_to_file instead
1618 (lower_nested_functions): Open dump_file. Validate that decls
1619 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1620 bit reset by this pass.
1622 2009-09-16 Michael Matz <matz@suse.de>
1625 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1626 shorten decl_common_unused.
1627 (DECL_RESTRICTED_P): New accessor.
1628 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1629 to disambiguate marked decls and restrict pointers.
1631 2009-09-16 Richard Henderson <rth@redhat.com>
1634 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1636 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1638 * integrate.c (set_block_abstract_flags): Call
1639 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1641 2009-09-16 Richard Guenther <rguenther@suse.de>
1644 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1647 2009-09-16 DJ Delorie <dj@redhat.com>
1648 Kaz Kojima <kkojima@gcc.gnu.org>
1650 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1651 (sh_expand_prologue): Update calls to output_stack_adjust.
1652 (sh_expand_epilogue): Likewise.
1654 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1657 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1658 trying to limit the extent of searches in the insn stream.
1660 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1661 Jakub Jelinek <jakub@redhat.com>
1665 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1667 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1668 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1669 (rs6000_savres_strategy): Always save FP registers inline if the
1670 target doesn't support hardware double-precision. Set the above
1671 bits in return value when needed.
1672 (rs6000_savres_routine_sym): Fix computation for cache selector.
1673 Mark the generated symbol as a function. Rename exitp argument to
1674 lr. Move code for determining the name of the symbol...
1675 (rs6000_savres_routine_name): ...here. New function. Add cases for
1676 getting the names right on AIX and 64-bit Linux.
1677 (savres_routine_name): New variable.
1678 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1679 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1680 on what the target routine uses as a base register. If savep && lr
1681 describe saving of r0 into memory slot.
1682 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1683 line calls for AIX ABI.
1684 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1685 determine FP save/restore functions.
1686 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1687 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1689 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1690 Duplicate restoration of LR and execute the appropriate one
1691 depending on whether GPRs are being restored inline. Set r11 from
1692 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1693 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1694 Fix out of line calls for AIX ABI.
1695 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1697 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1699 (*restore_gpregs_spe): Likewise.
1700 (*return_and_restore_gpregs_spe): Likewise.
1701 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1702 Define to empty string unconditionally.
1703 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1704 Define to empty string unconditionally.
1705 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1708 2009-09-15 Jan Hubicka <jh@suse.cz>
1710 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1711 * params.def (inline-insns-auto): Likewise.
1713 2009-09-15 Martin Jambor <mjambor@suse.cz>
1715 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1716 individual statements only at TDF_DETAILS dump level. Format
1717 source for 80 characters per line.
1719 2009-09-15 Christian Bruel <christian.bruel@st.com>
1721 * regrename.c (do_replace): Update REG_DEAD notes.
1723 2009-09-15 Revital Eres <eres@il.ibm.com>
1725 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1726 * targhooks.c (default_builtin_support_vector_misalignment):
1727 New builtin function.
1728 * targhooks.h (default_builtin_support_vector_misalignment):
1730 * target.h (builtin_support_vector_misalignment):
1731 New field in struct gcc_target.
1732 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1733 new builtin function.
1734 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1736 * config/rs6000/rs6000.c
1737 (rs6000_builtin_support_vector_misalignment): New function.
1738 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1740 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1742 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1744 (bfin_optimize_loop): Likewise.
1745 (bfin_gen_bundles): Likewise.
1746 (workaround_speculation): Likewise.
1747 (find_load): Return NULL_RTX for debug_insn.
1749 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1751 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1754 2009-09-14 DJ Delorie <dj@redhat.com>
1756 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1757 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1760 2009-09-14 Richard Henderson <rth@redhat.com>
1761 Jakub Jelinek <jakub@redhat.com>
1763 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1764 * cfgbuild.c (make_edges): Handle asm goto.
1765 * cfglayout.c (fixup_reorder_chain): Likewise.
1766 * cfgrtl.c (patch_jump_insn): Likewise.
1767 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1768 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1769 (gimple_build_asm_vec): Add and use labels parameter.
1770 (gimple_build_asm): Remove.
1771 (walk_gimple_asm): Walk labels too.
1772 * gimple.def (GIMPLE_ASM): Update docs.
1773 * gimple.h: Update decls.
1774 (struct gimple_statement_asm): Change nc to use unsigned char;
1776 (gimple_asm_nlabels): New.
1777 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1778 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1779 into gimple_build_asm_vec.
1780 * jump.c (mark_jump_label_asm): New.
1781 (mark_jump_label): Use it.
1782 (redirect_jump_1): Handle asm goto.
1783 (invert_jump_1): Soft fail if X is null.
1784 * recog.c (extract_asm_operands): New.
1785 (asm_noperands): Use it; handle asm labels.
1786 (decode_asm_operands): Use extract_asm_operands.
1787 (asm_operand_ok): Properly handle empty string.
1788 * reg-stack.c (get_asm_operands_in_out): Rename from
1789 get_asm_operand_n_inputs; use extract_asm_operands; return both
1790 inputs and outputs by reference; update all callers.
1791 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1792 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1793 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1794 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1795 (extract_asm_operands): Declare.
1796 * stmt.c (expand_asm_operands): Add and use labels parameter.
1797 (check_unique_operand_names): Likewise.
1798 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1799 (expand_asm_stmt): Handle asm labels.
1800 * tree-cfg.c (make_gimple_asm_edges): New.
1801 (make_edges): Use it.
1802 (cleanup_dead_labels): Handle asm labels.
1803 (is_ctrl_altering_stmt): Likewise.
1804 (gimple_redirect_edge_and_branch): Likewise.
1805 * tree.def (ASM_EXPR): Add 5th operand.
1806 * tree.h (ASM_LABELS): New.
1807 (resolve_asm_operand_names): Update decl.
1809 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1810 (c_parser_asm_goto_operands): New.
1811 * c-tree.h (build_asm_expr): Update decl.
1812 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1813 * doc/extend.texi: Document asm goto.
1815 2009-09-14 Richard Henderson <rth@redhat.com>
1817 * except.h: Update declarations.
1818 (struct pointer_map_t): Forward declare.
1819 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1820 (struct eh_landing_pad_d, eh_landing_pad): New.
1821 (struct eh_catch_d, eh_catch): New.
1822 (struct eh_region_d): Remove next_region_sharing_label, aka,
1823 label, tree_label, landing_pad, post_landing_pad, resume,
1824 may_contain_throw. Rename region_number to index. Remove
1825 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1826 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1827 (VEC(eh_landing_pad,gc)): New.
1828 (struct eh_status): Remove last_region_number. Add lp_array,
1829 throw_stmt_table, ttype_data, ehspec_data.
1830 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1831 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1832 * except.c (lang_protect_cleanup_actions): Return tree.
1833 (struct ehl_map_entry): Remove.
1834 (init_eh_for_function): Push zero entries for region and lp_array.
1835 (gen_eh_region): Add to region_array immediately.
1836 (gen_eh_region_catch): Operate on eh_catch objects.
1837 (gen_eh_landing_pad): New.
1838 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1839 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1840 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1841 (get_eh_landing_pad_from_number_fn): New.
1842 (get_eh_landing_pad_from_number): New.
1843 (get_eh_region_from_lp_number_fn): New.
1844 (get_eh_region_from_lp_number): New.
1845 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1846 (get_exception_pointer, get_exception_filter): Remove.
1847 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1848 (current_function_has_exception_handlers): Simplify.
1849 (bring_to_root, eh_region_replaceable_by_p): Remove.
1850 (replace_region, hash_type_list, hash_eh_region): Remove.
1851 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1852 (label_to_region_map, num_eh_regions): Remove.
1853 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1854 (find_exception_handler_labels): Remove.
1855 (duplicate_eh_regions_0, find_prev_try): Remove.
1856 (struct duplicate_eh_regions_data): New.
1857 (duplicate_eh_regions_1): Rewrite.
1858 (duplicate_eh_regions): Return a pointer map instead of an
1860 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1861 (redirect_eh_edge_to_label): Remove.
1862 (eh_region_outermost): Rewrite using eh_region pointers
1863 instead of integers.
1864 (add_ttypes_entry): Update for ttype_data move to eh_status.
1865 (add_ehspec_entry): Rewrite with VEC instead of varray.
1866 (assign_filter_values): Likewise. Export.
1867 (build_post_landing_pads, connect_post_landing_pads): Remove.
1868 (dw2_build_landing_pads): Rewrite to use lp_array.
1869 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1870 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1871 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1872 (sjlj_mark_call_sites): Update for landing pad numbers.
1873 (finish_eh_generation): Rewrite.
1874 (gate_handle_eh): Do nothing for no eh tree.
1875 (pass_rtl_eh): Move up near finish_eh_generation.
1876 (remove_eh_landing_pad): New.
1877 (remove_eh_handler): Export.
1878 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1879 (for_each_eh_label): Rewrite to use lp_array.
1880 (make_reg_eh_region_note): New.
1881 (make_reg_eh_region_note_nothrow_nononlocal): New.
1882 (insn_could_throw_p): New.
1883 (copy_reg_eh_region_note_forward): New.
1884 (copy_reg_eh_region_note_backward): New.
1885 (check_handled, add_reachable_handler): Remove.
1886 (reachable_next_level, foreach_reachable_handler): Remove.
1887 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1888 (get_eh_region_and_lp_from_rtx): New.
1889 (get_eh_region_from_rtx): New.
1890 (can_throw_internal_1, can_throw_external_1): Remove.
1891 (can_throw_internal): Use get_eh_region_from_rtx.
1892 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1893 (insn_nothrow_p, can_nonlocal_goto): New.
1894 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1895 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1896 (add_action_record): Use VEC not varray.
1897 (collect_one_action_chain): Update for eh_region changes.
1898 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1899 Use get_eh_region_and_lp_from_rtx.
1900 (gate_convert_to_eh_region_ranges): New.
1901 (pass_convert_to_eh_region_ranges): Use it.
1902 (push_uleb128, push_sleb128): Use VEC not varray.
1903 (output_one_function_exception_table): Likewise.
1904 (dump_eh_tree): Update for eh_region changes.
1905 (verify_eh_tree): Likewise.
1906 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1907 * tree-eh.c: Include target.h.
1908 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1909 Don't disallow GIMPLE_RESX; adjust argument check.
1910 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1911 (record_stmt_eh_region): Update for landing pad numbers;
1912 generate a landing pad if necessary.
1913 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1914 (remove_stmt_from_eh_lp_fn): Similarly.
1915 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1916 Update for lp numbers; don't special case missing throw_stmt_table.
1917 (lookup_expr_eh_lp): Similarly.
1918 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1919 (eh_seq, eh_region_may_contain_throw): New.
1920 (struct leh_state): Add ehp_region.
1921 (struct leh_tf_state): Remove eh_label.
1922 (emit_post_landing_pad): New.
1923 (emit_resx, emit_eh_dispatch): New.
1924 (note_eh_region_may_contain_throw): New.
1925 (frob_into_branch_around): Take eh_region not eh label;
1926 emit eh code into eh_seq.
1927 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1928 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1929 lower_eh_must_not_throw. Emit code to eh_seq.
1930 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1931 (lower_try_finally_onedest): Likewise.
1932 (lower_try_finally_copy): Likewise.
1933 (lower_try_finally_switch): Likewise.
1934 (lower_try_finally): Initialize ehp_region.
1935 (lower_catch): Update for eh_catch objects.
1936 (lower_eh_filter): Don't handle must_not_throw.
1937 (lower_eh_must_not_throw): New.
1938 (lower_cleanup): Don't set eh_label.
1939 (lower_eh_constructs_2): Resolve eh builtins.
1940 Handle GIMPLE_EH_MUST_NOT_THROW.
1941 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1942 Add eh_seq to the end of the function body.
1943 (make_eh_dispatch_edges): New.
1944 (make_eh_edge): Remove.
1945 (make_eh_edges): Simplify for landing pads.
1946 (redirect_eh_edge_1): New.
1947 (redirect_eh_edge): Use it.
1948 (redirect_eh_dispatch_edge): New.
1949 (stmt_could_throw_p): Use a switch. Allow RESX.
1950 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1951 (stmt_can_throw_internal): Likewise.
1952 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1953 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1954 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1955 (gate_refactor_eh): New.
1956 (pass_refactor_eh): Use it.
1957 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1958 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1959 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1960 (remove_unreachable_handlers): Rename from
1961 tree_remove_unreachable_handlers; rewrite for landing pads;
1962 call remove_eh_handler directly.
1963 (remove_unreachable_handlers_no_lp): New.
1964 (unsplit_eh, unsplit_all_eh): New.
1965 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1966 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1967 (cleanup_empty_eh_unsplit): New.
1968 (cleanup_empty_eh): Rewrite.
1969 (cleanup_all_empty_eh): New.
1970 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1971 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1972 (gate_cleanup_eh): New.
1973 (pass_cleanup_eh): Use it.
1974 (verify_eh_edges): Move later in file. Expect one EH edge.
1975 (verify_eh_dispatch_edge): New.
1977 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1978 (gtype-desc.o): Add TARGET_H.
1979 (tree.o): Use EXCEPT_H, not except.h.
1980 (cfgbuild.o): Add EXPR_H.
1981 (GTFILES): Add vecprim.h.
1982 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1983 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1984 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1985 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1986 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1987 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1988 calls to can_throw_internal.
1989 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1990 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1991 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1992 (expand_gimple_stmt): Use make_reg_eh_region_note.
1993 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1994 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1995 or find_exception_handler_labels.
1996 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1997 there is exacly one EH edge. Use can_nonlocal_goto and
1999 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2000 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2001 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2002 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2003 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2004 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2005 * dse.c (scan_insn): Use insn_could_throw_p.
2006 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2007 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2008 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2009 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2010 EXC_PTR_EXPR or FILTER_EXPR.
2011 (tree_expr_nonzero_warnv_p): Likewise.
2012 * function.h: Include vecprim.h, not varray.h
2013 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2014 move ttype_data and ehspec_data members to struct eh_status; change
2015 action_record_data member to a VEC.
2016 * gcse.c (hash_scan_set): Use can_throw_internal.
2017 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2018 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2019 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2020 (block_may_fallthru): Don't handle RESX_EXPR.
2021 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2022 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2023 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2024 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2025 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2026 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2027 (gimple_size): Likewise.
2028 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2029 (gimple_build_resx): Use gimple_build_with_ops.
2030 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2031 (is_gimple_val): Likewise.
2032 (is_gimple_stmt): Remove RESX_EXPR.
2033 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2034 (GIMPLE_RESX): Reorder with other EH constructs.
2035 * gimple.h (struct gimple_statement_eh_mnt): New.
2036 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2037 (gimple_eh_filter_must_not_throw): Remove.
2038 (gimple_eh_filter_set_must_not_throw): Remove.
2039 (gimple_eh_must_not_throw_fndecl): New.
2040 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2041 (is_gimple_resx): New.
2042 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2043 Don't copy EH_FILTER_MUST_NOT_THROW.
2044 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2045 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2046 handle must_not_throw_labels specially.
2047 * ipa-pure-const.c (check_call): Update debug statement for LP.
2048 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2049 * ipa-utils.c (get_base_var): Likewise.
2050 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2051 * lower-subreg.c (move_eh_region_note): Remove.
2052 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2053 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2054 (create_task_copyfn): Likewise.
2055 (maybe_catch_exception): Use gimple_build_eh_filter.
2056 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2057 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2058 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2059 and pass_lower_resx.
2060 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2061 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2062 can_throw_internal, can_nonlocal_goto.
2063 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2064 copy_reg_eh_region_note_forward.
2065 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2066 (emit_output_reload_insns): Likewise.
2067 (copy_eh_notes): Remove.
2068 * rtl.def (RESX): Remove.
2069 * rtl.h: Update declarations.
2070 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2071 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2072 (update_eh_label): Remove.
2073 (cleanup_dead_labels_eh): New.
2074 (cleanup_deal_labels): Use it instead of update_eh_label.
2075 (gimple_merge_blocks): Update landing pad data structure when
2076 removing a landing pad label.
2077 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2078 test; handle GIMPLE_EH_MUST_NOT_THROW.
2079 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2080 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2081 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2082 (verify_stmt): Likewise. Verify landing pads.
2083 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2084 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2085 (struct move_stmt_d): Add eh_map.
2086 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2087 (move_stmt_r): Remap eh region numbers in builtin calls,
2088 resx and eh_dispatch.
2089 (move_block_to_fn): Remove eh_offset parameter. Use
2090 maybe_duplicate_eh_stmt_fn.
2091 (find_outermost_region_in_block): Operate on eh_region pointers
2092 instead of region numbers.
2093 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2094 duplicate_eh_regions.
2095 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2096 test earlier. Disallow EH landing pads.
2097 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2098 * tree-flow.h: Update declarations.
2099 (struct tree_ann_common_d): Replace rn with lp_nr.
2100 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2101 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2102 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2103 resx and eh_dispatch.
2104 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2105 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2106 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2107 from duplicate_eh_regions.
2108 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2109 update RESX; handle EH_DISPATCH.
2110 (expand_call_inline): Set eh_lp_nr, not eh_region.
2111 (maybe_inline_call_in_expr): Likewise.
2112 * tree-inline.h (struct copy_body_data): Replace eh_region with
2113 eh_lp_nr, eh_region_offset with eh_map.
2114 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2115 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2116 * tree-pretty-print.c (dump_generic_node): Don't handle
2117 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2118 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2119 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2120 EXC_PTR_EXPR, FILTER_EXPR.
2121 * tree-ssa-operands.c (get_expr_operands): Likewise.
2122 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2124 (ao_ref_init_from_vn_reference): Likewise.
2125 * tree-ssa-sink.c (statement_sink_location): Likewise.
2126 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2127 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2128 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2129 EXC_PTR_EXPR, FILTER_EXPR.
2130 (is_exception_related): Remove.
2131 (compute_avail): Don't call it.
2132 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
2133 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
2134 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
2135 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
2137 (build_resx): Remove.
2138 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
2139 * tree.h: Update declarations.
2140 (EH_FILTER_MUST_NOT_THROW): Remove.
2141 (struct tree_label_decl): Add eh_landing_pad_nr.
2142 (EH_LANDING_PAD_NR): New.
2143 * value-prof.c (gimple_ic): Tidy variable names. Update for
2144 landing pad numbers.
2145 (gimple_stringop_fixed_value): Tidy variable names. Assert
2146 that neither call stmt can throw.
2147 * vecprim.h (uchar): New.
2148 (VEC(uchar,heap), VEC(uchar,gc)): New.
2150 * c-common.c (c_define_builtins): Update call to
2151 build_common_builtin_nodes.
2152 * c-parser.c (c_parse_file): Don't call
2153 default_init_unwind_resume_libfunc.
2155 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2157 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2158 (mips_cprestore_address_p): Likewise.
2159 (mips_save_gp_to_cprestore_slot): Likewise.
2160 (mips_restore_gp): Rename to...
2161 (mips_restore_gp_from_cprestore_slot): ...this.
2162 (mips_must_initialize_gp_p): Declare.
2163 (mips_emit_save_slot_move): Likewise.
2164 (mips_output_load_label): Return nothing.
2165 (mips_eh_uses): Declare.
2166 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2167 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2168 (TARGET_ABSOLUTE_JUMPS): Likewise.
2169 (EH_USES): Likewise.
2170 (FIRST_PSEUDO_REGISTER): Update comment.
2171 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
2172 (MIPS_CALL): ...here.
2173 (REGISTER_NAMES): Add $cprestore.
2174 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
2175 Add load_label_length, has_inflexible_gp_insn_p,
2176 has_flexible_gp_insn_p, must_initialize_gp_p and
2177 must_restore_gp_when_clobbered_p.
2178 (mips_expand_call): Don't generate split instructions here.
2179 (mips_split_call): Update the call to mips_restore_gp after
2180 the above name change.
2181 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
2182 (mips_find_gp_ref): New function.
2183 (mips_insn_has_inflexible_gp_ref_p): Likewise.
2184 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2185 (mips_insn_has_flexible_gp_ref_p): Likewise.
2186 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2187 (mips_function_has_gp_insn): Delete.
2188 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2189 Use the new functions above. Only return INVALID_REGNUM
2190 for TARGET_ABSOLUTE_JUMPS.
2191 (mips_must_initialize_gp_p): New function.
2192 (mips_get_cprestore_base_and_offset): New function, extracted from...
2193 (mips_cprestore_slot): ...here. Take a bool parameter.
2194 (mips_cfun_has_cprestore_slot_p): New function.
2195 (mips_cprestore_address_p): Likewise.
2196 (mips_save_gp_to_cprestore_slot): Likewise.
2197 (mips_restore_gp): Rename to...
2198 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2199 epilogue_completed. Update the call to mips_cprestore_slot.
2200 Test cfun->machine->must_restore_gp_when_clobbered_p.
2201 (mips_direct_save_slot_move_p): New function.
2202 (mips_emit_save_slot_move): Likewise.
2203 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2204 of cfun->machine->global_pointer.
2205 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2206 (mips_save_reg): Use mips_emit_save_slot_move.
2207 (mips_expand_prologue): Set must_initialize_gp_p.
2208 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2209 for all cprestore saves. Emit a use_cprestore instruction after
2210 setting up the cprestore slot.
2211 (mips_restore_reg): Use mips_emit_save_slot_move.
2212 (mips_process_load_label): New function.
2213 (mips_load_label_length): Likewise.
2214 (mips_output_load_label): Don't return asm: output it here instead.
2215 Use mips_process_load_label.
2216 (mips_adjust_insn_length): Adjust the length of branch instructions
2217 that have length MAX_PIC_BRANCH_LENGTH.
2218 (mips_output_conditional_branch): Update the call to
2219 mips_output_load_label. Assume the branch target is OPERANDS[0]
2220 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2221 (mips_output_order_conditional_branch): Swap the meaning of
2222 OPERANDS[0] and OPERANDS[1].
2223 (mips_variable_issue): Don't count ghost instructions.
2224 (mips_expand_ghost_gp_insns): New function.
2225 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2226 (mips_output_mi_thunk): Set must_initialize_gp_p.
2227 (mips_eh_uses): New function.
2228 * config/mips/predicates.md (cprestore_save_slot_operand)
2229 (cprestore_load_slot_operand): New predicates.
2230 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2231 (UNSPEC_MOVE_GP): Likewise.
2232 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2233 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2234 (CPRESTORE_SLOT_REGNUM): New register.
2235 (MAX_PIC_BRANCH_LENGTH): New constant.
2236 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2237 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2238 branches. Fix commentary.
2239 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2240 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2241 Change type to "ghost".
2242 (loadgp_absolute_<mode>): Likewise.
2243 (loadgp_rtp_<mode>): Likewise.
2244 (copygp_mips16): Likewise.
2245 (loadgp_blockage): Remove redundant mode attribute.
2246 (potential_cprestore): New instruction.
2247 (cprestore): Turn into an unspec set.
2248 (use_cprestore): New instruction.
2249 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2250 (*branch_fp_inverted): Likewise.
2251 (*branch_order<mode>): Likewise.
2252 (*branch_order<mode>_inverted): Likewise.
2253 (*branch_equality<mode>): Likewise.
2254 (*branch_equality<mode>_inverted): Likewise.
2255 (*branch_bit<bbv><mode>): Likewise.
2256 (*branch_bit<bbv><mode>_inverted): Likewise.
2257 (*branch_equality<mode>_mips16): Remove redundant mode.
2258 (jump): Turn into a define_expand.
2259 (*jump_absolute): New instruction.
2260 (*jump_pic): Likewise.
2261 (*jump_mips16): Rename previously-unnamed pattern. Remove
2262 redundant mode attribute.
2263 (restore_gp): Split on epilogue_completed rather than
2264 reload_completed. Change type to "ghost".
2265 (move_gp<mode>): New instruction.
2266 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2267 Remove redundant mode attribute.
2268 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2269 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2270 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2272 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2275 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2276 are returned in the same register (vs34 or v2) that Altivec vector
2277 types are returned in.
2278 (rs6000_libcall_value): Ditto.
2281 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2282 instead of explicit addsi3/adddi3 calls.
2283 (rs6000_split_multireg_move): Ditto.
2284 (rs6000_emit_allocate_stack): Ditto.
2285 (rs6000_emit_prologue): Ditto.
2286 (rs6000_output_mi_thunk): Ditto.
2288 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2289 size is 64 bits if we can use 64-bit registers.
2291 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2293 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2296 From Jie Zhang <jie.zhang@analog.com>:
2297 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2298 save FP and RETS with saveall attribute.
2299 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2300 with saveall attribute.
2302 * config/bfin/bfin.c (bfin_expand_builtin,
2303 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2306 From Jie Zhang <jie.zhang@analog.com>:
2307 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2308 before use in two places.
2309 * config/bfin/bfin.md (AREG): Define mode iterator.
2310 (reload_in, reload_out): Use mode iterator AREG.
2312 2009-09-14 Richard Guenther <rguenther@suse.de>
2315 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2316 EH personality path.
2318 2009-09-13 Richard Guenther <rguenther@suse.de>
2319 Rafael Avila de Espindola <espindola@google.com>
2321 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2322 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2323 (LANG_HOOKS_INITIALIZER): Adjust.
2324 (lhd_pass_through_t): Declare.
2325 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2327 * langhooks.c (lhd_pass_through_t): New function.
2328 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2329 dwarf2out_begin_prologue): Use personality from current_function_decl.
2330 * expr.h (get_personality_function): Declare.
2331 * expr.c (get_personality_function): New function.
2332 (build_personality_function): Likewise.
2333 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2334 (eh_personality_libfunc): Remove.
2335 * optabs.c (build_libfunc_function): New function split out from ...
2336 (init_one_libfunc): ... here.
2337 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2338 (tree_function_decl): Add personality.
2339 (lhd_gcc_personality): Declare.
2340 (build_personality_function): Likewise.
2341 * tree.c (gcc_eh_personality_decl): New.
2342 (lhd_gcc_personality): New function.
2343 * except.h (lang_eh_runtime_type): Remove.
2344 (enum eh_personality_kind): New.
2345 (build_personality_function): Declare.
2346 (function_needs_eh_personality): Declare.
2347 * except.c (lang_eh_runtime_type): Remove.
2348 (function_needs_eh_personality): New function.
2349 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2350 (sjlj_emit_function_enter, output_function_exception_table):
2351 Use personality from current_function_decl.
2352 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2353 * tree-inline.c (tree_can_inline_p): Do not inline across different
2355 (expand_call_inline): Likewise. Adjust the callers EH personality.
2356 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2357 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2358 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2359 (c-parser.o): Likewise
2360 * c-tree.h (c_eh_initialized_p): Remove.
2361 (c_maybe_initialize_eh): Likewise.
2362 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2363 (finish_decl): Don't call c_maybe_initialize_eh.
2364 (c_eh_initialized_p): Remove.
2365 (c_maybe_initialize_eh): Likewise.
2366 * c-parser.c (c_parser_omp_construct): Likewise.
2367 (c_parse_file): Initialize exception handling.
2369 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2371 * config.gcc (tm_file): Remove i386/biarch32.h
2372 for i?86-w64-mingw* case.
2373 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2375 * config.host: Set for x64 mingw the option
2376 use_long_long_for_widest_fast_int to yes.
2378 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2380 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2381 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2382 (dbxout_begin_function): Likewise.
2383 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2384 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2385 set on the function.
2386 (final_end_function): Likewise.
2387 (final_scan_insn): Likewise.
2388 (rest_of_handle_final): Likewise.
2389 * varasm.c (assemble_start_function): Likewise.
2390 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2392 2009-09-12 Jason Merrill <jason@redhat.com>
2394 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2395 * opts.c (common_handle_option): constify.
2397 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2399 * doc/install.texi (avr): Remove obsolete reference site.
2401 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2403 * doc/install.texi (Binaries): Adjust AIX link.
2405 2009-09-12 Akim Demaille <demaille@gostai.com>
2407 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2408 Use an imperative sentence.
2410 2009-09-11 Richard Henderson <rth@redhat.com>
2412 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2413 structure-name and has-tree-operands arguments; update all entries.
2414 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2416 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2417 (gsstruct_code_size): New.
2418 (gss_for_code_): New.
2419 (gss_for_code): Remove.
2420 (gimple_size): Rewrite using gsstruct_code_size.
2421 (gimple_statement_structure): Move to gimple.h.
2422 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2423 (gss_for_code, gimple_statement_structure): New.
2424 (gimple_ops): Use new arrays; tidy.
2426 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2428 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2429 operand to be a PLUS expression.
2430 * config/pa/pa.c (pa_secondary_reload): Likewise.
2432 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2434 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2436 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2439 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2441 From Jie Zhang <jie.zhang@analog.com>:
2442 * doc/extend.texi (node Function Attributes): Document l2
2444 (node Blackfin Variable Attributes): Document l2 variable attributes.
2446 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2448 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2449 to match the system compiler's configuration at inflection point.
2450 Add comment to remark a remaining difference with system compiler.
2452 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2453 * configure: Regenerate.
2455 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2457 From Jie Zhang <jie.zhang@analog.com>:
2458 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2459 (bfin_handle_l2_attribute): New.
2460 (bfin_attribute_table): Add l2 attribute.
2462 2009-09-11 Michael Matz <matz@suse.de>
2465 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2466 on the local_decls list.
2468 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2472 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2474 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2475 for VALUEs, to implement the documented interface.
2476 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2477 Adjust for VALUEs and anything else, to implement the
2478 documented interface.
2480 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2482 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2483 with actual SPE/paired vector modes before using 64-bit alignment.
2484 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2486 2009-09-10 DJ Delorie <dj@redhat.com>
2488 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2491 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2492 * config/mep/mep.c (mep_legitimate_constant_p): New.
2493 * config/mep/mep-protos.h: Prototype it.
2495 2009-09-10 Richard Henderson <rth@redhat.com>
2497 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2499 2009-09-10 Jason Merrill <jason@redhat.com>
2501 * tree.c (chain_index): New fn.
2502 * tree.h: Declare it.
2504 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2506 * config/sol2-c.c (cmn_err_length_specs): Initialize
2507 scalar_identity_flag.
2509 2009-09-10 Richard Henderson <rth@redhat.com>
2511 * tree.h (struct tree_decl_common): Move align member earlier;
2512 move label_decl_uid member ...
2513 (struct tree_label_decl): ... here.
2514 (LABEL_DECL_UID): Update to match.
2516 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2519 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2520 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2522 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2523 dest_prev if the edge is complex.
2525 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2527 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2528 loop latch tests earlier.
2530 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2531 before GIMPLE_RETURN, not after its predecessor; insert
2534 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2535 gimple_seq_empty_p to test for no PHI nodes.
2536 * tree-cfg.c (split_critical_edges): Likewise.
2538 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2540 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2542 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2543 introduced by the VTA branch merge.
2545 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2547 * ira-conflicts.c: Use fputs or putc instead of fprintf
2551 * tree-switch-conversion.c: Ditto.
2553 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2555 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2556 introduced by the VTA branch merge.
2558 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2561 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2563 PR rtl-optimization/39779
2564 * expr.c (convert_modes): Return when mode == oldmode after
2565 CONST_INTs are processed.
2567 2009-09-10 Nick Clifton <nickc@redhat.com>
2569 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2570 attribute and referring decl when creating renamed symbol.
2572 2009-09-10 Richard Guenther <rguenther@suse.de>
2575 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2577 (cgraph_finalize_compilation_unit): Compute reachability
2578 before emitting thunks. Properly process aliases before
2579 possibly removing unreachable nodes.
2581 2009-09-10 Richard Guenther <rguenther@suse.de>
2584 * tree.c (struct free_lang_data_d): Add worklist member.
2585 (find_decls_types_r): Push onto the worklist instead of recursing.
2586 Handle TREE_BINFOs properly.
2587 (find_decls_types): New function wrapped around find_decls_types_r
2588 to process the worklist.
2589 (find_decls_types_in_eh_region): Use it.
2590 (find_decls_types_in_node): Likewise.
2591 (find_decls_types_in_var): Likewise.
2592 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2593 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2594 (AGGREGATE_TYPE_P): Adjust.
2596 2009-09-09 Jason Merrill <jason@redhat.com>
2598 * configure.ac: Check glibc version even if we have an in-tree
2601 2009-09-09 Anthony Green <green@moxielogic.com>
2603 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2604 the constant 0 when appropriate.
2605 * config/moxie/constraints.md: Add constraint O.
2607 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2608 to pass up to 6 32-bit argument values in registers.
2609 (moxie_function_arg): Ditto.
2610 (moxie_arg_partial_bytes): Ditto.
2611 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2612 (REG_PARM_STACK_SPACE): Ditto.
2613 (FUNCTION_ARG_REGNO_P): Ditto.
2615 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2616 instruction to allocate stack space.
2618 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2620 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2621 unnecessarily stringent constraints. Fix address
2622 calculation in the splitters.
2624 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2626 PR rtl-optimization/39779
2627 * expr.c (convert_modes): Return when mode == oldmode after
2628 CONST_INTs are processed.
2630 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2633 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2634 (ix86_expand_prologue): Take frame.padding0 into logic of
2636 (ix86_expand_epilogue): Likewise.
2638 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2640 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2642 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2643 * config/t-slibgcc-libgcc: New file.
2644 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2646 2009-09-09 Martin Jambor <mjambor@suse.cz>
2648 PR tree-optimization/41089
2649 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2652 2009-09-09 Richard Henderson <rth@redhat.com>
2654 * gimple.h (CASE_GIMPLE_OMP): New.
2655 (is_gimple_omp): Use it.
2656 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2657 (verify_gimple_debug): Likewise.
2659 2009-09-09 Richard Guenther <rguenther@suse.de>
2661 PR tree-optimization/41101
2662 * tree-ssa-pre.c (maximal_set): Remove.
2663 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2664 Defer all blocks we didn't visit at least one successor.
2665 (add_to_exp_gen): Do not add to the maximal set.
2666 (make_values_for_phi): Likewise.
2667 (compute_avail): Likewise.
2668 (init_pre): Do not allocate the maximal set.
2669 (execute_pre): Do not dump it.
2671 2009-09-09 Martin Jambor <mjambor@suse.cz>
2673 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2674 an SSA_NAME rather than a is_gimple_variable.
2676 2009-09-09 Richard Guenther <rguenther@suse.de>
2679 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2680 code dealing with plain pointer bases.
2681 (maybe_fold_offset_to_reference): Likewise.
2682 (maybe_fold_stmt_addition): Adjust.
2684 2009-09-09 Richard Guenther <rguenther@suse.de>
2686 * tree.c (free_lang_data_in_type): Do not free the type variant
2688 (free_lang_data): Merge char_type_node with its properly signed
2690 (pass_ipa_free): Collect after freeing language specific data.
2692 2009-09-09 Michael Matz <matz@suse.de>
2695 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2696 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2697 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2700 2009-09-08 DJ Delorie <dj@redhat.com>
2702 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2704 2009-09-04 Jason Merrill <jason@redhat.com>
2706 * tree.c (tree_find_value): Remove.
2707 * tree.h: Remove prototype.
2708 * varasm.c (assemble_external): Use value_member instead.
2710 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2712 * toplev.c (process_options): Choose default debugging type when
2713 gtoggle enables debug info and type is unset.
2715 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2719 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2722 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2724 * configure: Rebuilt with modified libtool.m4.
2726 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2731 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2733 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2735 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2736 (remove_statement): Likewise.
2737 (rewrite_use_nonlinear_expr): Adjust.
2738 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2739 * tree-ssa.c (release_defs_bitset): ... this. New.
2740 * tree-flow.h (release_defs_bitset): Declare.
2742 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2745 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2746 in the middle block.
2748 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2750 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2751 via intptr_t to long type.
2752 (insert_operand_rank): Cast long type via intptr_t to
2754 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2756 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2757 from pointer to unsigned via uintptr_t.
2759 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2760 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2762 * configure: Regenerated.
2763 * config.in: Regenerated
2764 * system.h (stdint.h): Add include.
2765 (inttypes.h): Likewise.
2766 * Makefile.in (aclocal): Add config/stdint.m4.
2767 * aclocal.m4: Regenerated.
2769 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2771 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2773 (note_np_check_stores): New function.
2774 (harmless_null_pointer_p): New function.
2775 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2776 changed. Take into account whether we're in the shadow of a condjump
2777 that tested NP_REG for NULL.
2778 Lose all code that tested for SEQUENCEs.
2779 (workaround_speculation): Avoid inserting NOPs for loads that are
2780 either always executed or a NULL pointer.
2782 2009-09-08 Jan Hubicka <jh@suse.cz>
2784 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2785 * params.def (early-inlining-insns): Likewise.
2787 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2789 PR rtl-optimization/41239
2790 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2791 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2793 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2794 across calls, as the calls might not always return normally.
2795 (call_may_noreturn_p): New function.
2796 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2797 (init_deps): Initialize it.
2798 (remove_from_deps): Also remove calls from
2799 last_function_call_may_noreturn list.
2801 2009-09-07 Richard Henderson <rth@redhat.com>
2803 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2804 more VR->OPERANDS than LHS operands. Free LHS before returning.
2806 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2808 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2809 (attr "addrtype"): New member "spreg".
2810 Use it if mem_spfp_address_operand is true for the address.
2811 (attr "type"): New entry "stall".
2812 (cpu_unit "load"): New.
2813 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2815 (insn_reservation "loadsp"): New.
2816 (insn_reservation "load_stall1"): New.
2817 (insn_reservation "load_stall3"): New.
2819 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2820 (mem_p_address_operand): Exclude stack and frame pointer based
2822 (mem_spfp_address_operand): New; match them here.
2823 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2824 (bfin_reorg): Call it if scheduling insns.
2825 (bfin_gen_bundles): Remove dummy insns created by
2826 add_sched_insns_for_speculation.
2828 From Jie Zhang <jie.zhang@analog.com>:
2829 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2830 bfin_si_revision, bfin_workarounds): Move these ...
2831 * config/bfin/bfin.h: ... here.
2833 From Mike Frysinger <michael.frysinger@analog.com>
2834 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2835 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2836 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2837 bf547m, bf548m, and bf549m.
2838 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2839 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2840 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2841 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2842 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2843 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2844 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2845 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2846 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2847 bf542m, bf544m, bf547m, bf548m, and bf549m.
2849 From Jie Zhang <jie.zhang@analog.com>:
2850 * config/bfin/predicates.md (p_register_operand): New predicate.
2851 (dp_register_operand): New predicate.
2852 * config/bfin/bfin-protos.h (WA_05000074): Define.
2853 (ENABLE_WA_05000074): Define.
2854 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2855 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2856 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2857 (define_attr addrtype): Allow load/store register to be P register.
2858 (define_attr storereg): New.
2859 (define_cpu_unit anomaly_05000074): New.
2860 (define_insn_reservation dsp32shiftimm): New.
2861 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2862 (define_insn_reservation loadp): Cannot use slot2.
2863 (define_insn_reservation loadsp): Cannot use slot2.
2864 (define_insn_reservation storep): Cannot use slot2. Does not
2865 apply when working around 05000074.
2866 (define_insn_reservation storep_anomaly_05000074): New.
2867 (define_insn_reservation storei): Does not apply when working
2869 (define_insn_reservation storei_anomaly_05000074): New.
2870 (define_attr length): Add dsp32shiftimm case.
2871 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2872 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2873 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2874 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2875 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2877 2009-09-07 Martin Jambor <mjambor@suse.cz>
2880 * tree-sra.c (create_artificial_child_access): Return NULL if
2881 build_ref_for_offset fails.
2882 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2883 and create_artificial_child_access to fail.
2885 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2888 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2889 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2890 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2892 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2894 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2895 block, ensure it has an exit edge. Emit a barrier after a jump.
2897 2009-09-07 Nick Clifton <nickc@redhat.com>
2899 * gcc.c (this_is_linker_script): New variable. Like
2900 this_is_library_file but for the %T constructor.
2901 (end_going_arg): If this_is_linker_script is set then locate the
2902 script and insert a --script switch before it
2903 (do_spec_2): Initialise this_is_linker_script.
2904 (do_spec_1): Likewise. Handle %T construct.
2905 (eval_spec_function): Preserve this_is_linker_script.
2906 * doc/invoke.texi: Document %T construct in spec files.
2907 * config/m32c/m32c.h (LIB_SPEC): Use it.
2909 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2911 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2912 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2913 when volatile flag is set.
2914 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2916 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2919 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2920 (combine_stack_adjustments_for_block): Allow insns between stack
2921 adjustments and stores with corresponding pre-(dec|inc)rement or
2922 pre-modify operation.
2924 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2927 * combine-stack-adj.c (struct csa_memlist): Rename to...
2928 (struct csa_reflist): ... this. Rename mem field to ref.
2929 (free_csa_memlist): Rename to...
2930 (free_csa_reflist): ... this.
2931 (record_one_stack_memref): Rename to...
2932 (record_one_stack_ref): ... this. Handle also REG_P.
2933 (try_apply_stack_adjustment): Handle also REG_P.
2934 (struct record_stack_memrefs_data): Rename to...
2935 (struct record_stack_refs_data): ... this. Rename memlist field to
2937 (record_stack_memrefs): Rename to...
2938 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2939 subexpressions instead of failing when a MEM contains SP references.
2940 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2941 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2943 2009-09-06 Richard Guenther <rguenther@suse.de>
2946 * tree.c (build_array_type): Do not record types marked
2947 with structural equality in the canonical type hashtable.
2949 2009-09-06 Richard Guenther <rguenther@suse.de>
2952 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2954 2009-09-05 Richard Guenther <rguenther@suse.de>
2957 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2959 2009-09-05 Richard Guenther <rguenther@suse.de>
2962 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2964 2009-09-05 Richard Guenther <rguenther@suse.de>
2967 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2968 before comparing function argument types.
2970 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2973 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2976 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2979 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2981 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2982 locators before emit_insn is called.
2984 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2987 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2988 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2989 (reginfo_init): Don't call allocate_reg_info.
2991 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2994 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2995 NONDEBUG_INSN_P instead of INSN_P.
2997 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3000 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3002 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3005 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3006 pattern of the split.
3008 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3010 * toplev.c (process_options): Move setter of flag_var_tracking
3011 before other tests that depend on it. Move down setter of
3012 flag_rename_registers. Don't enable var-tracking-assignments
3013 by default if selective scheduling is enabled. Warn if both
3016 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3018 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3019 comment. Use switch statement to catch overlaps between rtx
3020 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3021 (IS_DECL_CODE): ... here. Remove.
3022 (check_value_is_not_decl): Remove.
3023 (dv_from_decl, dv_from_value): Check after conversion.
3025 2009-09-04 Richard Guenther <rguenther@suse.de>
3028 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3029 after emitting tunks. Move emitting thunks and ctors from ...
3030 (cgraph_optimize): ... here. Remove redundant
3031 cgraph_analyze_functions.
3032 * varasm.c (find_decl_and_mark_needed): Remove no longer
3034 (finish_aliases_1): Adjust check for thunk aliases.
3036 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3038 * config/arm/arm.md (ctzsi2): Added braces
3039 to avoid warning that broke booststrap.
3041 2009-09-04 Martin Jambor <mjambor@suse.cz>
3043 PR tree-optimization/41112
3044 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3045 handle variable-bounded arrays.
3046 (expr_with_var_bounded_array_refs_p): New function.
3047 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3049 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3051 * config/s390/2097.md: Removed two incorrect bypasses.
3052 (z10_fsimpdf): Fixed latency.
3053 (z10_fhex): New insn_reservation.
3054 (z10_floaddf): Fixed latency.
3055 (z10_floadsf): Fixed latency.
3056 (z10_ftrunctf): Fixed latency.
3057 (z10_ftruncdf): Fixed latency.
3058 * config/s390/s390.c (z10_cost): Fixed values.
3059 (s390_adjust_priority): Added z10 path.
3060 * config/s390/s390.md (type): Added fhex.
3061 (*mov<mode>_64dfp): Updated type attribute.
3062 (*mov<mode>_64): Updated type attribute.
3063 (*mov<mode>_31): Updated type attribute.
3064 (*mov<mode>"): Likewise.
3065 * config/s390/2084.md (x_fsimpdf): Updated condition.
3067 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3069 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3070 RTXs in the predicate for operand 1.
3072 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3074 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3075 (rbitsi2): New insn.
3076 (ctzsi2): New expand.
3077 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3079 2009-09-03 Martin Jambor <mjambor@suse.cz>
3081 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3082 (create_artificial_child_access): Use build_ref_for_offset instead
3083 of duplicate_expr_for_different_base.
3084 (propagate_subacesses_accross_link): Likewise.
3086 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3088 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3090 (mips16e_collect_argument_saves): Skip debug instructions.
3091 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3092 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3093 (r10k_insert_cache_barriers): Likewise.
3094 (mips_reorg_process_insns): Likewise.
3096 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3099 * ira.c (update_equiv_reg): Remove check on class likely spill.
3101 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3104 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3105 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3109 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3110 the stack slot if it is passed by invisible reference.
3111 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3112 by invisible reference.
3114 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3116 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3117 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3118 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3120 * config/bfin/sync.md: New file.
3121 * config/bfin/bfin.md: Include it.
3122 (UNSPEC_ATOMIC): New.
3123 (UNSPEC_ONES): Provide a unique number.
3125 From Jie Zhang <jie.zhang@analog.com>:
3126 * config/bfin/bfin.c (ret_regs): New.
3127 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3128 (must_save_rets_p): New.
3129 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3130 current_function_is_leaf.
3131 (do_link): Likewise.
3132 (do_unlink): Likewise.
3133 (expand_interrupt_handler_prologue): Use ret_regs array.
3134 (expand_interrupt_handler_epilogue): Use ret_regs array and
3135 pass return register to gen_return_internal.
3136 (bfin_expand_epilogue): Pass return register to
3137 gen_return_internal.
3138 (bfin_expand_call): Explicitly clobber RETS.
3139 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
3140 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
3141 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
3142 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
3144 (return_internal): Take a reg rtx rather than the register number.
3146 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
3148 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
3149 when comparing against estimated_loop_iterations_int return.
3151 2009-09-03 Richard Guenther <rguenther@suse.de>
3153 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
3154 eh_personality_libfunc.
3156 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3158 * tree-parloops.c (separate_decls_in_region): Add space.
3160 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3162 * tree-parloops.c (separate_decls_in_region): Change the condition
3163 checking if there are reductions in the loop.
3165 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3167 PR tree-optimization/38275
3168 * tree-parloops.c (parallelize_loops): Replace profitability condition
3169 for expected number of iterations.
3171 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3173 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
3174 (bootstrap-debug): Explain conditions in which it becomes default.
3175 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
3178 2009-09-03 Namhyung Kim <namhyung@gmail.com>
3180 * doc/invoke.texi (Optimize Options): Move
3181 -finline-small-functions to the -O2 list.
3183 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3185 * toplev.c (process_options): Enable var-tracking-assignments
3186 by default if var-tracking is enabled.
3188 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3190 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3192 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3193 * rtl.h (prev_nonnote_insn_bb): Declare it.
3195 2009-09-03 Diego Novillo <dnovillo@google.com>
3197 * cgraph.c (cgraph_node_for_decl): New.
3198 * cgraph.h (cgraph_node_for_decl): Declare.
3199 * tree.c (host_integerp): Return 0 if T is NULL.
3201 2009-09-03 Diego Novillo <dnovillo@google.com>
3203 * tree.h (struct alias_pair): Move from varasm.c.
3204 (alias_pairs): Likewise.
3205 (TYPE_MAXVAL): Define.
3206 (TYPE_MINVAL): Define.
3207 (iterative_hash_host_wide_int): Declare.
3208 (remove_unreachable_alias_pairs): Declare.
3209 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3210 * diagnostic.c (default_diagnostic_starter): Make extern.
3211 (default_diagnostic_finalizer): Make extern.
3212 * diagnostic.h (default_diagnostic_starter): Declare.
3213 (default_diagnostic_finalizer): Declare.
3214 (default_tree_printer): Declare.
3215 * toplev.c (default_tree_printer): Make extern.
3217 2009-09-03 Richard Guenther <rguenther@suse.de>
3218 Diego Novillo <dnovillo@google.com>
3220 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3221 * cgraphunit.c (cgraph_expand_function): Do not emit
3222 associated thunks from here.
3223 (cgraph_emit_thunks): New.
3224 (cgraph_optimize): Call it.
3225 Return if any IPA pass finds an error.
3226 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3229 2009-09-03 Simon Baldwin <simonb@google.com>
3230 Rafael Espindola <espindola@google.com>
3231 Richard Guenther <rguenther@suse.de>
3232 Doug Kwan <dougkwan@google.com>
3233 Diego Novillo <dnovillo@google.com>
3235 * tree.c: Include tree-pass.h, langhooks-def.h,
3236 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3237 (free_lang_data_in_type): New.
3238 (need_assembler_name_p): New.
3239 (free_lang_data_in_block): New.
3240 (free_lang_data_in_decl): New.
3241 (struct free_lang_data_d): New.
3242 (add_tree_to_fld_list): New.
3243 (find_decls_types_r): New.
3244 (get_eh_types_for_runtime): New.
3245 (find_decls_types_in_eh_region): New.
3246 (find_decls_types_in_node): New.
3247 (find_decls_types_in_var): New.
3248 (free_lang_data_in_cgraph): New.
3249 (free_lang_data): New.
3250 (gate_free_lang_data): New.
3251 (pass_ipa_free_lang_data): New.
3253 2009-09-03 Diego Novillo <dnovillo@google.com>
3255 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3256 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3257 (lang_hooks): Remove const qualifier.
3258 * ipa.c (cgraph_remove_unreachable_nodes): Call
3259 remove_unreachable_alias_pairs.
3260 * except.c (add_type_for_runtime): Check if TYPE has
3261 already been converted.
3262 (lookup_type_for_runtime): Likewise.
3263 (check_handled): Handle converted types.
3264 * varasm.c (remove_unreachable_alias_pairs): New.
3265 * gimple.c: Include demangle.h.
3266 (gimple_decl_printable_name): New.
3267 (gimple_fold_obj_type_ref): New.
3268 * gimple.h (gimple_decl_printable_name): Declare.
3269 (gimple_fold_obj_type_ref): Declare.
3270 * passes.c (init_optimization_passes): Add pass
3271 pass_ipa_free_lang_data.
3272 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3273 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3275 2009-09-03 Diego Novillo <dnovillo@google.com>
3277 * c-lang.c (lang_hooks): Remove const qualifier.
3279 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3281 * doc/install.texi (*-*-freebsd*): Update target information.
3283 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3285 * hard-reg-set.h (call_fixed_regs): Remove.
3286 * reginfo.c (call_fixed_regs): Remove.
3287 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3288 (globalize_reg): Don't use call_fixed_regs.
3289 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3292 2009-09-01 Michael Matz <matz@suse.de>
3294 * expr.h (emit_storent_insn, expand_expr_real_1,
3295 expand_expr_real_2): Declare.
3296 * expr.c (emit_storent_insn, expand_expr_real_1,
3297 expand_expr_real_2): Export.
3298 (store_expr): Setting and evaluating dont_return_target is useless.
3299 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3300 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3301 * except.c (expand_resx_expr): Rename to ...
3302 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3303 * except.h (expand_resx_stmt): Declare.
3304 * stmt.c: Add include gimple.h
3305 (expand_asm_expr): Rename to ...
3306 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3307 (expand_case): Rewrite to take gimple statement.
3308 * tree.h (expand_asm_stmt): Declare.
3309 (expand_case): Change prototype.
3310 * Makefile.in (stmt.o): Depend on gimple.h.
3311 * builtins.c (expand_builtin_synchronize): Build gimple asm
3312 statement, not an ASM_EXPR.
3313 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3314 gimple_to_tree, release_stmt_tree): Remove.
3315 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3316 ggc_free, but hold comparison code and operands separately.
3317 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3318 (expand_call_stmt, expand_gimple_stmt_1,
3319 expand_gimple_stmt): New helpers.
3320 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3321 release_stmt_tree. Call expand_gimple_stmt instead.
3322 (expand_gimple_basic_block): Ditto.
3324 * calls.c (emit_call_1): Don't look at EH regions here, make
3325 fntree parameter useless.
3326 (expand_call): New local rettype for TREE_TYPE(exp), use it
3327 throughout. Remove local p, use addr instead.
3328 Don't look at EH regions here.
3330 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3332 * doc/invoke.texi (-fsched-pressure): Document it.
3333 (-fsched-reg-pressure-heuristic): Remove it.
3335 * reload.c (ira.h): Include.
3336 (find_reloads): Add choosing reload on number of small spilled
3339 * haifa-sched.c (ira.h): Include.
3340 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3341 saved_reg_pressure, curr_reg_live, saved_reg_live,
3342 region_ref_regs): New variables.
3343 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3344 initiate_reg_pressure_info, setup_ref_regs,
3345 initiate_bb_reg_pressure_info, save_reg_pressure,
3346 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3348 (setup_insn_reg_pressure_info): New function.
3349 (rank_for_schedule): Add pressure checking and insn issue time.
3350 Remove comparison of insn reg weights.
3351 (ready_sort): Set insn reg pressure info.
3352 (update_register_pressure, setup_insn_max_reg_pressure,
3353 update_reg_and_insn_max_reg_pressure,
3354 sched_setup_bb_reg_pressure_info): New functions.
3355 (schedule_insn): Add code for printing and updating reg pressure info.
3356 (find_set_reg_weight, find_insn_reg_weight): Remove.
3357 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3358 (debug_ready_list): Print reg pressure info.
3359 (schedule_block): Ditto. Check insn issue time.
3360 (sched_init): Set up sched_pressure_p. Allocate and set up some
3361 reg pressure related info.
3362 (sched_finish): Free some reg pressure related info.
3363 (fix_tick_ready): Make insn always ready if pressure_p.
3364 (init_h_i_d): Don't call find_insn_reg_weight.
3365 (haifa_finish_h_i_d): Free insn reg pressure info.
3367 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3368 ira_memory_move_cost, ira_class_hard_regs,
3369 ira_class_hard_regs_num, ira_no_alloc_regs,
3370 ira_available_class_regs, ira_reg_class_cover_size,
3371 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3373 * ira-lives.c (single_reg_class): Check mode to find how many
3374 registers are necessary for operand.
3375 (ira_implicitly_set_insn_hard_regs): New.
3377 * common.opt (fsched-pressure): New options.
3378 (fsched-reg-pressure-heuristic): Remove.
3380 * ira.c (setup_eliminable_regset): Rename to
3381 ira_setup_eliminable_regset. Make it external.
3382 (expand_reg_info): Pass cover class to setup_reg_classes.
3383 (ira): Call resize_reg_info instead of allocate_reg_info.
3385 * sched-deps.c: Include ira.h.
3386 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3387 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3388 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3389 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3390 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3391 mark_insn_reg_store, mark_insn_reg_clobber,
3392 setup_insn_reg_pressure_info): New.
3393 (sched_analyze_1): Update implicit_reg_pending_uses.
3394 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3395 Use them to create dependencies. Set insn reg uses and pressure
3396 info. Process reg_pending_uses in one place.
3397 (free_deps): Free implicit sets.
3398 (remove_from_deps): Remove implicit sets if necessary. Check
3399 implicit sets when clearing reg_last_in_use.
3400 (init_deps_global): Clear implicit_reg_pending_clobbers and
3401 implicit_reg_pending_uses.
3403 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3404 ira_memory_move_cost, ira_class_hard_regs,
3405 ira_class_hard_regs_num, ira_no_alloc_regs,
3406 ira_available_class_regs, ira_reg_class_cover_size,
3407 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3408 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3409 ira_implicitly_set_insn_hard_regs): New prototypes.
3411 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3412 cost_elements_num): New variables.
3413 (allocno_costs, total_costs): Rename to costs and
3414 total_allocno_costs.
3415 (COSTS_OF_ALLOCNO): Rename to COSTS.
3416 (allocno_pref): Rename to pref.
3417 (allocno_pref_buffer): Rename to pref_buffer.
3418 (common_classes): Rename to regno_cover_class.
3420 (record_reg_classes): Set allocno attributes only if allocno_p.
3421 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3422 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3423 and COSTS_OF_ALLOCNO.
3424 (print_costs): Rename to print_allocno_costs.
3425 (print_pseudo_costs): New.
3426 (process_bb_node_for_costs): Split into 2 functions with new
3427 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3428 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3429 new parameter dump_file. Use cost_elements_num instead of
3430 ira_allocnos_num. Make one iteration if preferred classes were
3431 already calculated for scheduler. Make 2 versions of code
3432 depending on allocno_p.
3433 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3434 regno_cover_class and COSTS instead of common_classes and
3436 (init_costs, finish_costs): New.
3437 (ira_costs): Set up allocno_p and cost_elements_num. Call
3438 init_costs and finish_costs.
3439 (ira_set_pseudo_classes): New.
3441 * rtl.h (allocate_reg_info): Remove.
3442 (resize_reg_info): Change return type.
3443 (reg_cover_class): New.
3444 (setup_reg_classes): Add new parameter.
3446 * sched-int.h (struct deps_reg): New member implicit_sets.
3447 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3448 (INCREASE_BITS): New macro.
3449 (struct reg_pressure_data, struct reg_use_data): New.
3450 (struct _haifa_insn_data): Remove reg_weight. Add members
3451 reg_pressure, reg_use_list, reg_set_list, and
3452 reg_pressure_excess_cost_change.
3453 (struct deps): New member implicit_sets.
3454 (pressure_p): New variable.
3455 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3456 (struct reg_pressure_data, struct reg_use_data): New.
3457 (INSN_REG_WEIGHT): Remove.
3458 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3459 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3460 (sched_init_region_reg_pressure_info,
3461 sched_setup_bb_reg_pressure_info): New prototypes.
3463 * reginfo.c (struct reg_pref): New member coverclass.
3464 (reg_cover_class): New function.
3465 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3466 (reg_info_size): New variable.
3467 (allocate_reg_info): Make static. Setup reg_info_size.
3468 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3469 (setup_reg_classes): Add a new parameter. Setup cover class too.
3471 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3474 * sched-rgn.c (deps_join): Set up implicit_sets.
3475 (schedule_region): Set up region and basic blocks pressure
3478 * passes.c (init_optimization_passes): Move
3479 pass_subregs_of_mode_init before pass_sched.
3481 2009-09-02 Martin Jambor <mjambor@suse.cz>
3483 * tree-sra.c (struct access): New field grp_hint.
3484 (dump_access): Dump grp_hint.
3485 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3487 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3488 those which have been specifically read and somehow written to.
3489 (propagate_subacesses_accross_link): Set grp_hint of right child and
3490 also possibly of the left child.
3492 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3494 * tree-object-size.c (addr_object_size): Always use object_size_type
3495 0 or 2 when determining the pointer pointed object size.
3497 2009-09-02 Richard Guenther <rguenther@suse.de>
3500 2009-08-31 Richard Guenther <rguenther@suse.de>
3502 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3503 to query if the memory regions for memmove overlap.
3504 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3505 asserts on pointers, instead deal with odd trees.
3506 (ptr_derefs_may_alias_p): Likewise.
3507 (refs_may_alias_p_1): Constructor bases also never alias.
3509 2009-08-01 Christian Bruel <christian.bruel@st.com>
3512 2009-07-31 Christian Bruel <christian.bruel@st.com>
3513 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3515 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3517 * doc/invoke.texi (-fvar-tracking-assignments): New.
3518 (-fvar-tracking-assignments-toggle): New.
3519 (-fdump-final-insns=file): Mark filename as optional.
3520 (--param min-nondebug-insn-uid): New.
3521 (-gdwarf-@{version}): Mention version 4.
3522 * opts.c (common_handle_option): Accept it.
3523 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3524 * regrename.c (regrename_optimize): Drop last. Don't count debug
3525 insns as uses. Don't reject change because of debug insn.
3526 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3527 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3528 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3529 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3530 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3531 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3532 * doc/gimple.texi (is_gimple_debug): New.
3533 (gimple_debug_bind_p): New.
3534 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3535 * doc/install.texi (bootstrap-debug): More details.
3536 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3537 (bootstrap-debug-lib): More details.
3538 (bootstrap-debug-ckovw): Update.
3539 (bootstrap-time): New.
3540 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3541 (insert_phi_nodes_for): Insert debug stmts.
3542 (rewrite_stmt): Take iterator. Insert debug stmts.
3543 (rewrite_enter_block): Adjust.
3544 (maybe_replace_use_in_debug_stmt): New.
3545 (rewrite_update_stmt): Use it.
3546 (mark_use_interesting): Return early for debug stmts.
3547 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3548 stmts before replacing stmt.
3549 (move_computations_stmt): Likewise.
3550 * ira-conflicts.c (add_copies): Skip debug insns.
3551 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3552 (regstat_bb_compute_ri): Skip debug insns.
3553 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3554 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3555 check_loop_closed_ssa_stmt): Skip debug stmts.
3556 * tree-tailcall.c (find_tail_calls): Likewise.
3557 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3558 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3559 (build_var_debug_value_stat): Declare.
3560 (build_var_debug_value): Define.
3561 (target_for_debug_bind): Declare.
3562 * reload.c (find_equiv_reg): Skip debug insns.
3563 * rtlanal.c (reg_used_between_p): Skip debug insns.
3564 (side_effects_p): Likewise.
3565 (canonicalize_condition): Likewise.
3566 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3567 insns never depend on debug insns.
3568 (create_ddg_dep_no_link): Likewise.
3569 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3570 Don't add inter-loop dependencies for debug insns.
3571 (build_intra_loop_deps): Likewise.
3572 (create_ddg): Count debug insns.
3573 * ddg.h (struct ddg::num_debug): New.
3574 (num_backargs): Pair up with previous int field.
3575 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3576 -fcompare-debug-second.
3577 * final.c (get_attr_length_1): Skip debug insns.
3578 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3579 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3580 (driver_self_specs): Map -fdump-final-insns to
3581 -fdump-final-insns=..
3582 (get_local_tick): New.
3583 (compare_debug_dump_opt_spec_function): Test for . argument and
3584 compute output name. Compute temp output spec without flag name.
3585 Compute -frandom-seed.
3586 (OPT): Undef after use.
3587 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3588 (average_num_loop_insns): Likewise.
3589 * params.h (MIN_NONDEBUG_INSN_UID): New.
3590 * gimple.def (GIMPLE_DEBUG): New.
3591 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3592 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3593 (merge_in_block): Fix whitespace.
3594 * toplev.c (flag_var_tracking): Update comment.
3595 (flag_var_tracking_assignments): New.
3596 (flag_var_tracking_assignments_toggle): New.
3597 (process_options): Don't open final insns dump file if we're not
3598 going to write to it. Compute defaults for var_tracking.
3599 * df-scan.c (df_insn_rescan_debug_internal): New.
3600 (df_uses_record): Handle debug insns.
3601 * haifa-sched.c (ready): Initialize n_debug.
3602 (contributes_to_priority): Skip debug insns.
3603 (dep_list_size): New.
3605 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3606 they're ready. Disregard previous debug insns to make decisions.
3607 (queue_insn): Never queue debug insns.
3608 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3609 (schedule_insn): Don't reject debug insns because of issue rate.
3610 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3611 (queue_to_ready): Skip and discount debug insns.
3612 (choose_ready): Let debug insns through.
3613 (schedule_block): Check boundary debug insns. Discount debug
3614 insns, schedule them early. Adjust whitespace.
3615 (set_priorities): Check for boundary debug insns.
3616 (add_jump_dependencies): Use dep_list_size.
3617 (prev_non_location_insn): New.
3618 (check_cfg): Use it.
3619 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3621 (remove_unused_ivs): Reset debug stmts.
3622 * modulo-sched.c (const_iteration_count): Skip debug insns.
3623 (res_MII): Discount debug insns.
3624 (loop_single_full_bb_p): Skip debug insns.
3625 (sms_schedule): Likewise.
3626 (sms_schedule_by_order): Likewise.
3627 (ps_has_conflicts): Likewise.
3628 * caller-save.c (refmarker_fn): New.
3629 (save_call_clobbered_regs): Replace regs with saved mem in
3631 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3632 Call refmarker_fn mark for hardregnos.
3633 (mark_reg_as_referenced): New.
3634 (replace_reg_with_saved_mem): New.
3635 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3636 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3638 (cse_extended_basic_block): Skip debug insns.
3639 (count_reg_usage): Likewise.
3640 (is_dead_reg): New, split out of...
3641 (set_live_p): ... here.
3642 (insn_live_p): Use it for debug insns.
3643 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3644 (execute_optimize_stdarg): Likewise.
3645 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3646 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3647 changes in debug stmts as changes.
3648 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3649 (moveup_expr): Don't move across debug insns. Don't move
3650 debug insn if it would create a bookkeeping block.
3651 (moveup_expr_cached): Don't use cache for debug insns that
3652 are heads of blocks.
3653 (compute_av_set_inside_bb): Skip debug insns.
3654 (sel_rank_for_schedule): Schedule debug insns first. Remove
3656 (block_valid_for_bookkeeping_p); Support lax searches.
3657 (create_block_for_bookkeeping): Adjust block numbers when
3658 encountering debug-only blocks.
3659 (find_place_for_bookkeeping): Deal with debug-only blocks.
3660 (generate_bookkeeping_insn): Accept no place to insert.
3661 (remove_temp_moveop_nops): New argument full_tidying.
3662 (prepare_place_to_insert): Deal with debug insns.
3663 (advance_state_on_fence): Debug insns don't start cycles.
3664 (update_boundaries): Take fence as argument. Deal with
3666 (schedule_expr_on_boundary): No full_tidying on debug insns.
3667 (fill_insns): Deal with debug insns.
3668 (track_scheduled_insns_and_blocks): Don't count debug insns.
3669 (need_nop_to_preserve_insn_bb): New, split out of...
3670 (remove_insn_from_stream): ... this.
3671 (fur_orig_expr_not_found): Skip debug insns.
3672 * rtl.def (VALUE): Move up.
3674 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3675 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3676 Set it if debug stmts are found.
3677 (statement_sink_location): Skip debug stmts. Propagate
3678 moving defs into debug stmts.
3679 * ifcvt.c (first_active_insn): Skip debug insns.
3680 (last_active_insns): Likewise.
3681 (cond_exec_process_insns): Likewise.
3682 (noce_process_if_block): Likewise.
3683 (check_cond_move_block): Likewise.
3684 (cond_move_convert_if_block): Likewise.
3685 (block_jumps_and_fallthru_p): Likewise.
3686 (dead_or_predicable): Likewise.
3687 * dwarf2out.c (debug_str_hash_forced): New.
3688 (find_AT_string): Add comment.
3689 (gen_label_for_indirect_string): New.
3690 (get_debug_string_label): New.
3691 (AT_string_form): Use it.
3692 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3693 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3694 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3695 several operations that cannot be represented with DWARF opcodes.
3696 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3697 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3698 (dwarf2out_var_location): Take during-call mark into account.
3699 (output_indirect_string): Update comment. Output if there are
3700 label and references.
3701 (prune_indirect_string): New.
3702 (prune_unused_types): Call it if debug_str_hash_forced.
3703 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3704 (dw_long_long_const): Remove.
3705 (struct dw_val_struct): Change val_long_long type to rtx.
3706 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3707 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3708 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3709 component instead of HOST_BITS_PER_LONG.
3710 (output_loc_operands): Likewise. For const8* assert
3711 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3712 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3713 rather than HOST_BITS_PER_LONG is >= 64.
3714 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3716 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3717 HOST_BITS_PER_LONG for dw_val_class_long_long.
3718 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3719 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3720 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3722 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3723 Handle DW_OP_implicit_value.
3724 (extract_int): Move prototype earlier.
3725 (mem_loc_descriptor): For SUBREG punt if inner
3726 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3727 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3728 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3729 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3730 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3731 instead of Pmode size.
3732 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3733 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3734 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3735 (concat_loc_descriptor, concatn_loc_descriptor,
3736 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3737 (add_location_or_const_value_attribute): Likewise. For single
3738 location loc_lists attempt to use add_const_value_attribute
3739 for constant decls. Add DW_AT_const_value even if
3740 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3742 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3743 (control_flow_insn_p): Likewise.
3744 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3745 (separate_decls_in_region_debug_bind): New.
3746 (separate_decls_in_region): Process debug bind stmts afterwards.
3747 * recog.c (verify_changes): Handle debug insns.
3748 (extract_insn): Likewise.
3749 (peephole2_optimize): Skip debug insns.
3750 * dse.c (scan_insn): Skip debug insns.
3751 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3753 (setup_id_for_insn): Handle debug insns.
3754 (maybe_tidy_empty_bb): Adjust whitespace.
3755 (tidy_control_flow): Skip debug insns.
3756 (sel_remove_insn): Adjust for debug insns.
3757 (sel_estimate_number_of_insns): Skip debug insns.
3758 (create_insn_rtx_from_pattern): Handle debug insns.
3759 (create_copy_of_insn_rtx): Likewise.
3760 * sel-sched-.h (sel_bb_end): Declare.
3761 (sel_bb_empty_or_nop_p): New.
3762 (get_all_loop_exits): Use it.
3763 (_eligible_successor_edge_p): Likewise.
3764 (return_nop_to_pool): Adjust.
3765 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3766 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3767 * gimple-pretty-print.c (dump_gimple_debug): New.
3768 (dump_gimple_stmt): Use it.
3769 (dump_bb_header): Skip gimple debug stmts.
3770 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3771 (fixup_match_2): Likewise.
3772 (regmove_backward_pass): Likewise. Simplify combined
3773 replacement. Handle debug insns.
3774 * function.c (instantiate_virtual_regs): Handle debug insns.
3775 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3776 * print-rtl.h: Include cselib.h.
3777 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3778 * df.h (df_inns_rescan_debug_internal): Declare.
3779 * gcse.c (alloc_hash_table): Estimate n_insns.
3780 (cprop_insn): Don't regard debug insns as changes.
3781 (bypass_conditional_jumps): Skip debug insns.
3782 (one_pre_gcse_pass): Adjust.
3783 (one_code_hoisting_pass): Likewise.
3784 (compute_ld_motion_mems): Skip debug insns.
3785 (one_cprop_pass): Adjust.
3786 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3787 (if_convertible_stmt_p): Handle debug stmts.
3788 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3789 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3790 * ira-build.c (create_bb_allocnos): Skip debug insns.
3791 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3792 (has_single_use): Likewise.
3793 (single_imm_use): Likewise.
3794 (num_imm_uses): Likewise.
3795 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3796 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3797 (create_outofssa_var_map): Likewise.
3798 * lower-subreg.c (adjust_decomposed_uses): New.
3799 (resolve_debug): New.
3800 (decompose_multiword_subregs): Use it.
3801 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3802 * emit-rtl.c: Include params.h.
3803 (cur_debug_insn_uid): Define.
3804 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3805 (copy_rtx_if_shared_1): Handle debug insns.
3806 (reset_used_flags): Likewise.
3807 (set_used_flags): LIkewise.
3808 (get_max_insn_count): New.
3809 (next_nondebug_insn): New.
3810 (prev_nondebug_insn): New.
3811 (make_debug_insn_raw): New.
3812 (emit_insn_before_noloc): Handle debug insns.
3813 (emit_jump_insn_before_noloc): Likewise.
3814 (emit_call_insn_before_noloc): Likewise.
3815 (emit_debug_insn_before_noloc): New.
3816 (emit_insn_after_noloc): Handle debug insns.
3817 (emit_jump_insn_after_noloc): Likewise.
3818 (emit_call_insn_after_noloc): Likewise.
3819 (emit_debug_insn_after_noloc): Likewise.
3820 (emit_insn_after): Take loc from earlier non-debug insn.
3821 (emit_jump_insn_after): Likewise.
3822 (emit_call_insn_after): Likewise.
3823 (emit_debug_insn_after_setloc): New.
3824 (emit_debug_insn_after): New.
3825 (emit_insn_before): Take loc from later non-debug insn.
3826 (emit_jump_insn_before): Likewise.
3827 (emit_call_insn_before): Likewise.
3828 (emit_debug_insn_before_setloc): New.
3829 (emit_debug_insn_before): New.
3830 (emit_insn): Handle debug insns.
3831 (emit_debug_insn): New.
3832 (emit_jump_insn): Handle debug insns.
3833 (emit_call_insn): Likewise.
3835 (init_emit): Take min-nondebug-insn-uid into account.
3836 Initialize cur_debug_insn_uid.
3837 (emit_copy_of_insn_after): Handle debug insns.
3838 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3839 location of single rhs in place.
3840 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3841 (floor_sdiv_adjust): New.
3842 (cell_sdiv_adjust): New.
3843 (cell_udiv_adjust): New.
3844 (round_sdiv_adjust): New.
3845 (round_udiv_adjust): New.
3846 (wrap_constant): Moved from cselib.
3847 (unwrap_constant): New.
3848 (expand_debug_expr): New.
3849 (expand_debug_locations): New.
3850 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3852 (gimple_expand_cfg): Expand debug locations.
3853 * cselib.c: Include tree-pass.h.
3854 (struct expand_value_data): New.
3855 (cselib_record_sets_hook): New.
3856 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3857 (cselib_clear_table): Move, and implemnet in terms of...
3858 (cselib_reset_table_with_next_value): ... this.
3859 (cselib_get_next_unknown_value): New.
3860 (discard_useless_locs): Don't discard preserved values.
3861 (cselib_preserve_value): New.
3862 (cselib_preserved_value_p): New.
3863 (cselib_preserve_definitely): New.
3864 (cselib_clear_preserve): New.
3865 (cselib_preserve_only_values): New.
3866 (new_cselib_val): Take rtx argument. Dump it in details.
3867 (cselib_lookup_mem): Adjust.
3868 (expand_loc): Take regs_active in struct. Adjust. Silence
3869 dumps unless details are requested.
3870 (cselib_expand_value_rtx_cb): New.
3871 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3872 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3873 without details. Copy more subregs. Try to resolve values
3874 using a callback. Wrap constants.
3875 (cselib_subst_to_values): Adjust.
3876 (cselib_log_lookup): New.
3877 (cselib_lookup): Call it.
3878 (cselib_invalidate_regno): Don't count preserved values as useless.
3879 (cselib_invalidate_mem): Likewise.
3880 (cselib_record_set): Likewise.
3881 (struct set): Renamed to cselib_set, moved to cselib.h.
3882 (cselib_record_sets): Adjust. Call hook.
3883 (cselib_process_insn): Reset table when it would be cleared.
3884 (dump_cselib_val): New.
3885 (dump_cselib_table): New.
3886 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3887 (remove_forwarder_block): Support moving debug stmts.
3888 * cselib.h (cselib_record_sets_hook): Declare.
3889 (cselib_expand_callback): New type.
3890 (cselib_expand_value_rtx_cb): Declare.
3891 (cselib_reset_table_with_next_value): Declare.
3892 (cselib_get_next_unknown_value): Declare.
3893 (cselib_preserve_value): Declare.
3894 (cselib_preserved_value_p): Declare.
3895 (cselib_preserve_only_values): Declare.
3896 (dump_cselib_table): Declare.
3897 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3898 (try_crossjump_to_edge): Likewise.
3899 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3900 dominated blocks when debug stmts are present.
3901 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3902 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3903 (set_var_live_on_entry): Likewise.
3904 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3905 * cfglayout.c (curr_location, last_location): Make static.
3906 (set_curr_insn_source_location): Don't avoid bouncing.
3907 (get_curr_insn_source_location): New.
3908 (get_curr_insn_block): New.
3909 (duplicate_insn_chain): Handle debug insns.
3910 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3912 * common.opt (fcompare-debug): Move to sort order.
3913 (fdump-unnumbered-links): Likewise.
3914 (fvar-tracking-assignments): New.
3915 (fvar-tracking-assignments-toggle): New.
3916 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3917 because of debug stmts.
3918 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3919 (eliminate_unnecessary_stmts): Walk dominated blocks before
3921 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3922 * ira.c (memref_used_between_p): Skip debug insns.
3923 (update_equiv_regs): Likewise.
3924 * sched-deps.c (sd_lists_size): Accept empty list.
3925 (sd_init_insn): Mark debug insns.
3926 (sd_finish_insn): Unmark them.
3927 (sd_add_dep): Reject non-debug deps on debug insns.
3928 (fixup_sched_groups): Give debug insns group treatment.
3930 (sched_analyze_reg): Don't mark debug insns for sched before call.
3931 (sched_analyze_2): Handle debug insns.
3932 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3934 (deps_analyze_insn): Handle debug insns.
3935 (deps_start_bb): Skip debug insns.
3936 (init_deps): Initialize last_debug_insn.
3937 * tree-ssa.c (target_for_debug_bind): New.
3938 (find_released_ssa_name): New.
3939 (propagate_var_def_into_debug_stmts): New.
3940 (propagate_defs_into_debug_stmts): New.
3941 (verify_ssa): Skip debug bind stmts without values.
3942 (warn_uninialized_vars): Skip debug stmts.
3943 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3944 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3945 (rtx_equal_p): Likewise.
3946 * ira-costs.c (scan_one_insn): Skip debug insns.
3947 (process_bb_node_for_hard_reg_moves): Likewise.
3948 * rtl.h (DEBUG_INSN_P): New.
3949 (NONDEBUG_INSN_P): New.
3950 (MAY_HAVE_DEBUG_INSNS): New.
3951 (INSN_P): Accept debug insns.
3952 (RTX_FRAME_RELATED_P): Likewise.
3953 (INSN_DELETED_P): Likewise
3954 (PAT_VAR_LOCATION_DECL): New.
3955 (PAT_VAR_LOCATION_LOC): New.
3956 (PAT_VAR_OCATION_STATUS): New.
3957 (NOTE_VAR_LOCATION_DECL): Reimplement.
3958 (NOTE_VAR_LOCATION_LOC): Likewise.
3959 (NOTE_VAR_LOCATION_STATUS): Likewise.
3960 (INSN_VAR_LOCATION): New.
3961 (INSN_VAR_LOCATION_DECL): New.
3962 (INSN_VAR_LOCATION_LOC): New.
3963 (INSN_VAR_LOCATION_STATUS): New.
3964 (gen_rtx_UNKNOWN_VAR_LOC): New.
3965 (VAR_LOC_UNKNOWN_P): New.
3966 (NOTE_DURING_CALL_P): New.
3967 (SCHED_GROUP_P): Accept debug insns.
3968 (emit_debug_insn_before): Declare.
3969 (emit_debug_insn_before_noloc): Declare.
3970 (emit_debug_insn_beore_setloc): Declare.
3971 (emit_debug_insn_after): Declare.
3972 (emit_debug_insn_after_noloc): Declare.
3973 (emit_debug_insn_after_setloc): Declare.
3974 (emit_debug_insn): Declare.
3975 (make_debug_insn_raw): Declare.
3976 (prev_nondebug_insn): Declare.
3977 (next_nondebug_insn): Declare.
3978 (delegitimize_mem_from_attrs): Declare.
3979 (get_max_insn_count): Declare.
3980 (wrap_constant): Declare.
3981 (unwrap_constant): Declare.
3982 (get_curr_insn_source_location): Declare.
3983 (get_curr_insn_block): Declare.
3984 * tree-inline.c (insert_debug_decl_map): New.
3985 (processing_debug_stmt): New.
3986 (remap_decl): Don't create new mappings in debug stmts.
3987 (remap_gimple_op_r): Don't add references in debug stmts.
3988 (copy_tree_body_r): Likewise.
3989 (remap_gimple_stmt): Handle debug bind stmts.
3990 (copy_bb): Skip debug stmts.
3991 (copy_edges_for_bb): Likewise.
3992 (copy_debug_stmt): New.
3993 (copy_debug_stmts): New.
3994 (copy_body): Copy debug stmts at the end.
3995 (insert_init_debug_bind): New.
3996 (insert_init_stmt): Take id. Skip and emit debug stmts.
3997 (setup_one_parameter): Remap variable earlier, register debug mapping.
3998 (estimate_num_insns): Skip debug stmts.
3999 (expand_call_inline): Preserve debug_map.
4000 (optimize_inline_calls): Check for no debug_stmts left-overs.
4001 (unsave_expr_now): Preserve debug_map.
4002 (copy_gimple_seq_and_replace_locals): Likewise.
4003 (tree_function_versioning): Check for no debug_stmts left-overs.
4004 Init and destroy debug_map as needed. Split edges unconditionally.
4005 (build_duplicate_type): Init and destroy debug_map as needed.
4006 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4007 (struct copy_body_data): Add debug_stmts and debug_map.
4008 * sched-int.h (struct ready_list): Add n_debug.
4009 (struct deps): Add last_debug_insn.
4010 (DEBUG_INSN_SCHED_P): New.
4011 (BOUNDARY_DEBUG_INSN_P): New.
4012 (SCHEDULE_DEBUG_INSN_P): New.
4013 (sd_iterator_cond): Accept empty list.
4014 * combine.c (create_log_links): Skip debug insns.
4015 (combine_instructions): Likewise.
4016 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4017 return value is always unshared.
4018 (struct rtx_subst_pair): New.
4019 (auto_adjust_pair): New.
4020 (propagate_for_debug_subst): New.
4021 (propagate_for_debug): New.
4022 (try_combine): Skip debug insns. Propagate removed defs into
4024 (next_nonnote_nondebug_insn): New.
4025 (distribute_notes): Use it. Skip debug insns.
4026 (distribute_links): Skip debug insns.
4027 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4028 * resource.c (mark_target_live_regs): Likewise.
4029 * var-tracking.c: Include cselib.h and target.h.
4030 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4032 (micro_operation_type_name): New.
4033 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4034 (struct micro_operation_def): Update comments.
4035 (decl_or_value): New type. Use instead of decls.
4036 (struct emit_note_data_def): Add vars.
4037 (struct attrs_def): Use decl_or_value.
4038 (struct variable_tracking_info_def): Add permp, flooded.
4039 (struct location_chain_def): Update comment.
4040 (struct variable_part_def): Use decl_or_value.
4041 (struct variable_def): Make var_part a variable length array.
4043 (scratch_regs): New.
4044 (cselib_hook_called): New.
4045 (dv_is_decl_p): New.
4046 (dv_is_value_p): New.
4049 (dv_as_opaque): New.
4050 (dv_onepart_p): New.
4052 (IS_DECL_CODE): New.
4053 (check_value_is_not_decl): New.
4054 (dv_from_decl): New.
4055 (dv_from_value): New.
4056 (dv_htab_hash): New.
4057 (variable_htab_hash): Use it.
4058 (variable_htab_eq): Support values.
4059 (variable_htab_free): Free from the right pool.
4060 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4061 (attrs_list_union): Adjust.
4062 (attrs_list_mpdv_union): New.
4063 (tie_break_pointers): New.
4064 (canon_value_cmp): New.
4065 (unshare_variable): Return possibly-modified slot.
4066 (vars_copy_1): Adjust.
4067 (var_reg_decl_set): Adjust. Split out of...
4068 (var_reg_set): ... this.
4069 (get_init_value): Adjust.
4070 (var_reg_delete_and_set): Adjust.
4071 (var_reg_delete): Adjust.
4072 (var_regno_delete): Adjust.
4073 (var_mem_decl_set): Split out of...
4074 (var_mem_set): ... this.
4075 (var_mem_delete_and_set): Adjust.
4076 (var_mem_delete): Adjust.
4080 (variable_union): Adjust. Speed up merge of 1-part vars.
4081 (variable_canonicalize): Use unshared slot.
4082 (VALUED_RECURSED_INTO): New.
4083 (find_loc_in_1pdv): New.
4084 (struct dfset_merge): New.
4085 (insert_into_intersection): New.
4086 (intersect_loc_chains): New.
4088 (canonicalize_loc_order_check): New.
4089 (canonicalize_values_mark): New.
4090 (canonicalize_values_star): New.
4091 (variable_merge_over_cur): New.
4092 (variable_merge_over_src): New.
4093 (dataflow_set_merge): New.
4094 (dataflow_set_equiv_regs): New.
4095 (remove_duplicate_values): New.
4096 (struct dfset_post_merge): New.
4097 (variable_post_merge_new_vals): New.
4098 (variable_post_merge_perm_vals): New.
4099 (dataflow_post_merge_adjust): New.
4100 (find_mem_expr_in_1pdv): New.
4101 (dataflow_set_preserve_mem_locs): New.
4102 (dataflow_set_remove_mem_locs): New.
4103 (dataflow_set_clear_at_call): New.
4104 (onepart_variable_different_p): New.
4105 (variable_different_p): Use it.
4106 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4107 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4109 (track_loc_p): Pass it true.
4110 (struct count_use_info): New.
4111 (find_use_val): New.
4112 (replace_expr_with_values): New.
4114 (use_type): New, partially split out of...
4115 (count_uses): ... this. Count new micro-ops.
4116 (count_uses_1): Adjust.
4117 (count_stores): Adjust.
4118 (count_with_sets): New.
4119 (VAL_NEEDS_RESOLUTION): New.
4120 (VAL_HOLDS_TRACK_EXPR): New.
4121 (VAL_EXPR_IS_COPIED): New.
4122 (VAL_EXPR_IS_CLOBBERED): New.
4123 (add_uses): Adjust. Generate new micro-ops.
4124 (add_uses_1): Adjust.
4125 (add_stores): Generate new micro-ops.
4126 (add_with_sets): New.
4127 (find_src_status): Adjust.
4128 (find_src_set_src): Adjust.
4129 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4130 Handle new micro-ops. Canonicalize value equivalances.
4131 (vt_find_locations): Compute total size of hash tables for
4132 dumping. Perform merge for var-tracking-assignments. Don't
4133 disregard single-block loops.
4134 (dump_attrs_list): Handle decl_or_value.
4135 (dump_variable): Take variable. Deal with decl_or_value.
4136 (dump_variable_slot): New.
4137 (dump_vars): Use it.
4138 (dump_dataflow_sets): Adjust.
4139 (set_slot_part): New, extended to support one-part variables
4140 after splitting out of...
4141 (set_variable_part): ... this.
4142 (clobber_slot_part): New, split out of...
4143 (clobber_variable_part): ... this.
4144 (delete_slot_part): New, split out of...
4145 (delete_variable_part): .... this.
4146 (check_wrap_constant): New.
4147 (vt_expand_loc_callback): New.
4148 (vt_expand_loc): New.
4149 (emit_note_insn_var_location): Adjust. Handle values. Handle
4150 EMIT_NOTE_AFTER_CALL_INSN.
4151 (emit_notes_for_differences_1): Adjust. Handle values.
4152 (emit_notes_for_differences_2): Likewise.
4153 (emit_notes_for_differences): Adjust.
4154 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4155 Adjust. Handle new micro-ops.
4156 (vt_add_function_parameters): Adjust. Create and bind values.
4157 (vt_initialize): Adjust. Initialize scratch_regs and
4158 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4159 operations. Move some code to count_with_sets and add_with_sets.
4160 (delete_debug_insns): New.
4161 (vt_debug_insns_local): New.
4162 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4164 (var_tracking_main): If var-tracking-assignments is enabled
4165 but var-tracking isn't, delete debug insns and leave. Likewise
4166 if we exceed limits or fail the stack adjustments tests, and
4167 after all var-tracking processing.
4168 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4169 (dataflow_set): Add traversed_vars.
4170 (value_chain, const_value_chain): New typedefs.
4171 (value_chain_pool, value_chains): New variables.
4172 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
4173 add_value_chains, add_cselib_value_chains, remove_value_chain,
4174 remove_value_chains, remove_cselib_value_chains): New functions.
4175 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
4176 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
4178 (shared_hash_find_slot_unshare, shared_hash_find_slot,
4179 shared_hash_find_slot_noinsert, shared_hash_find): Update.
4180 (dst_can_be_shared): New variable.
4181 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
4182 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
4183 different from set->vars, look up slot again instead of using the
4185 (dataflow_set_init): Initialize traversed_vars.
4186 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4187 lookup if set->vars is shared. Don't keep slot cleared before
4188 calling unshare_variable. Unshare set->vars if needed. Adjust
4189 unshare_variable callers. Clear dst_can_be_shared if needed.
4190 Even ->refcount == 1 vars must be unshared if set->vars is shared
4191 and var needs to be modified.
4192 (dataflow_set_union): Set traversed_vars during canonicalization.
4193 (VALUE_CHANGED, DECL_CHANGED): Define.
4194 (set_dv_changed, dv_changed_p): New static inlines.
4195 (track_expr_p): Clear DECL_CHANGED.
4196 (dump_dataflow_sets): Set it.
4197 (variable_was_changed): Call set_dv_changed.
4198 (emit_note_insn_var_location): Likewise.
4199 (changed_variables_stack): New variable.
4200 (check_changed_vars_1, check_changed_vars_2): New functions.
4201 (emit_notes_for_changes): Do nothing if changed_variables is
4202 empty. Traverse changed_variables with check_changed_vars_1,
4203 call check_changed_vars_2 on each changed_variables_stack entry.
4204 (emit_notes_in_bb): Add SET argument. Just clear it at the
4205 beginning, use it instead of local &set, don't destroy it at the end.
4206 (vt_emit_notes): Call dataflow_set_clear early on all
4207 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4208 computed set, dataflow_set_clear also VTI(bb)->in when we are
4209 done with the basic block. Initialize changed_variables_stack,
4210 free it afterwards. If ENABLE_CHECKING verify that after noting
4211 differences to an empty set value_chains hash table is empty.
4212 (vt_initialize): Initialize value_chains and value_chain_pool.
4213 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4214 (variable_tracking_main): Call dump_dataflow_sets before calling
4215 vt_emit_notes, not after it.
4216 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4217 (propagate_var_def_into_debug_stmts): Declare.
4218 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4219 (df_set_note): Reject debug insns.
4220 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4221 add notes to debug insns.
4222 (df_note_bb_compute): Adjust. Likewise.
4223 (df_simulate_uses): Skip debug insns.
4224 (df_simulate_initialize_backwards): Likewise.
4225 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4226 (subst_stack_regs_pat): Reject debug insns.
4227 (convert_regs_1): Handle debug insns.
4228 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4229 (print-rtl.o): Depend on cselib.h.
4230 (cselib.o): Depend on TREE_PASS_H.
4231 (var-tracking.o): Depend on cselib.h and TARGET_H.
4232 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4233 (init_ready_list): Skip boundary debug insns.
4234 (add_branch_dependences): Skip debug insns.
4235 (free_block_dependencies): Check for blocks with only debug insns.
4236 (compute_priorities): Likewise.
4237 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4238 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4240 (gimple_build_debug_bind_stat): New.
4241 (empty_body_p): Skip debug stmts.
4242 (gimple_has_side_effects): Likewise.
4243 (gimple_rhs_has_side_effects): Likewise.
4244 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4245 (gimple_build_debug_bind_stat): Declare.
4246 (gimple_build_debug_bind): Define.
4247 (is_gimple_debug): New.
4248 (gimple_debug_bind_p): New.
4249 (gimple_debug_bind_get_var): New.
4250 (gimple_debug_bind_get_value): New.
4251 (gimple_debug_bind_get_value_ptr): New.
4252 (gimple_debug_bind_set_var): New.
4253 (gimple_debug_bind_set_value): New.
4254 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4255 (gimple_debug_bind_reset_value): New.
4256 (gimple_debug_bind_has_value_p): New.
4257 (gsi_next_nondebug): New.
4258 (gsi_prev_nondebug): New.
4259 (gsi_start_nondebug_bb): New.
4260 (gsi_last_nondebug_bb): New.
4261 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4262 (print_insn): Handle DEBUG_INSN.
4263 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4264 of first insn prevail.
4265 (first_stmt): Skip debug stmts.
4266 (first_non_label_stmt): Likewise.
4267 (last_stmt): Likewise.
4268 (has_zero_uses_1): New.
4269 (single_imm_use_1): New.
4270 (verify_gimple_debug): New.
4271 (verify_types_in_gimple_stmt): Handle debug stmts.
4272 (verify_stmt): Likewise.
4273 (debug_loop_num): Skip debug stmts.
4274 (remove_edge_and_dominated_blocks): Remove dominators last.
4275 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4276 (linearize_expr): Likewise.
4277 * config/i386/i386.c (ix86_delegitimize_address): Call
4278 default implementation.
4279 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4280 (group_barrier_needed): Skip debug insns.
4281 (emit_insn_group_barriers): Likewise.
4282 (emit_all_insn_group_barriers): Likewise.
4283 (ia64_variable_issue): Handle debug insns.
4284 (ia64_dfa_new_cycle): Likewise.
4285 (final_emit_insn_group_barriers): Skip debug insns.
4286 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4287 def cfa without frame.
4288 (process_set): Likewise.
4289 (process_for_unwind_directive): Pass frame on.
4290 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4291 (rs6000_delegitimize_address): New.
4292 (rs6000_debug_adjust_cost): Handle debug insns.
4293 (is_microcoded_insn): Likewise.
4294 (is_cracked_insn): Likewise.
4295 (is_nonpipeline_insn): Likewise.
4296 (insn_must_be_first_in_group): Likewise.
4297 (insn_must_be_last_in_group): Likewise.
4298 (force_new_group): Likewise.
4299 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4300 contains only debug insns.
4301 (rtl_merge_blocks): Skip debug insns.
4302 (purge_dead_edges): Likewise.
4303 (rtl_block_ends_with_call_p): Skip debug insns.
4304 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4305 (mark_reg_dependencies): Skip debug insns.
4306 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4307 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4308 * tree-ssa-threadedge.c
4309 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4310 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4311 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4312 (copyprop_hardreg_forward_1): Handle debug insns.
4313 * reload1.c (reload): Skip debug insns. Replace unassigned
4314 pseudos in debug insns with their equivalences.
4315 (eliminate_regs_in_insn): Skip debug insns.
4316 (emit_input_reload_insns): Skip debug insns at first, adjust
4318 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4319 (get_indirect_ref_operands): Pass opf_no_vops on.
4320 (get_expr_operands): Likewise. Skip debug stmts.
4321 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4323 2009-09-01 Richard Henderson <rth@redhat.com>
4325 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4326 stmt_ends_pp_p statements at least once.
4327 * tree-vrp.c (vrp_initialize): Likewise.
4328 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4330 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4333 Fix AIX bootstrap after PR debug/30161
4334 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4335 that is a GNU extension.
4336 (tmpl_value_parm_die_table): Move the definition of this global
4337 outside #ifdef DWARF2_DEBUGGING_INFO region.
4339 2009-09-01 Richard Guenther <rguenther@suse.de>
4341 * tree.c (tree_expr_size): New function.
4342 * tree.h (tree_expr_size): Declare.
4343 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4344 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4345 * langhooks.c (lhd_expr_size): Remove.
4346 * langhooks.h (struct lang_hooks): Remove expr_size.
4347 * explow.c (expr_size): Use tree_expr_size.
4348 (int_expr_size): Likewise.
4349 * langhooks-def.h (lhd_expr_size): Remove.
4350 (LANG_HOOKS_EXPR_SIZE): Likewise.
4351 (LANG_HOOKS_INITIALIZER): Adjust.
4353 2009-09-01 Richard Guenther <rguenther@suse.de>
4355 * tree-flow.h (mark_addressable): Move declaration ...
4356 * tree.h (mark_addressable): ... here.
4357 * stmt.c (expand_asm_operands): Use mark_addressable, not
4358 lang_hooks.mark_addressable.
4359 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4360 LANG_HOOKS_MARK_ADDRESSABLE.
4361 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4362 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4364 2009-08-31 Chris Demetriou <cgd@google.com>
4366 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4367 vectorize if not TARGET_SSE2.
4369 2009-08-31 DJ Delorie <dj@redhat.com>
4371 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4372 registers if no coprocessor is enabled.
4374 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4377 * cgraph.h (cgraph_get_node): Declare ...
4378 * cgraph.c (cgraph_get_node): ... new function.
4379 * dwarf2out.c (gen_generic_params_dies,
4380 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4381 make_ith_pack_parameter_name,
4382 append_entry_to_tmpl_value_parm_die_table,
4383 gen_remaining_tmpl_value_param_die_attribute): New functions.
4384 (gen_subprogram_die): Generate debug info for template parameters
4385 if debug info level is higher than DINFO_LEVEL_TERSE.
4386 Use tree_add_const_value_attribute_for_decl instead of
4387 tree_add_const_value_attribute.
4388 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4389 instead of tree_add_const_value_attribute.
4390 (gen_struct_or_union_type_die): Generate debug
4391 info for template parameters if debug info level is higher than
4393 (tree_add_const_value_attribute): Handle integral and pointer
4394 constants. Update comment.
4395 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4396 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4397 (reference_to_unused): Fix thinko. Remove redundant predicates from
4399 (tree_add_const_value_attribute): Make this work for constant
4401 tree_add_const_value_attribute_for_decl is to be used for variable
4403 (add_location_or_const_value_attribute): Use
4404 tree_add_const_value_attribute_for_decl now.
4405 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4406 DW_TAG_template_value_param DIEs after function DIEs have been
4408 * langhooks.h (lang_hooks_for_types): Add
4409 get_argument_pack_elems.
4410 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4411 (lang_hooks): Added get_innermost_generic_parms,
4412 get_innermost_generic_args.
4413 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4414 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4415 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4416 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4418 2009-08-31 DJ Delorie <dj@redhat.com>
4420 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4421 it once we start generating the prologue or epilogue.
4422 (mep_call_saves_register): If the frame is locked, re-use
4424 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4425 (mep_expand_prologue): Call it.
4426 (mep_expand_epilogue): Likewise.
4427 (mep_start_function): Use the same logic as mep_expand_prologue.
4428 (mep_pass_by_reference): Make logic more readable.
4429 (mep_return_in_memory): Zero-sized objects are passed in memory.
4430 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4432 2009-08-31 Richard Guenther <rguenther@suse.de>
4434 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4435 to query if the memory regions for memmove overlap.
4436 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4437 asserts on pointers, instead deal with odd trees.
4438 (ptr_derefs_may_alias_p): Likewise.
4439 (refs_may_alias_p_1): Constructor bases also never alias.
4441 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4443 * doc/install.texi (Final install): Adjust reference on where to
4444 order printed manuals.
4446 2009-08-30 Olivier Hainque <hainque@adacore.com>
4448 * dwarf2out.c (switch_to_frame_table_section): Move
4449 definition prior to first use.
4451 2009-08-30 Richard Guenther <rguenther@suse.de>
4453 PR tree-optimization/41186
4454 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4455 (ao_ref_init_from_ptr_and_size): New function.
4456 (ref_maybe_used_by_call_p_1): Be more precise tracking
4457 used ranges for builtin functions.
4458 (ref_maybe_used_by_call_p): Adjust.
4459 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4460 ranges for builtin functions.
4461 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4463 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4466 * fwprop.c (get_reg_use_in): Delete.
4467 (free_load_extend): New function.
4468 (forward_propagate_subreg): Use it.
4470 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4472 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4474 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4477 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4480 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4482 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4483 fini or fini_array section.
4485 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4487 * graphite-dependences.c (graphite_legal_transform_bb): Call
4488 pbb_remove_duplicate_pdrs.
4489 * graphite-poly.c (can_collapse_pdr): Removed.
4490 (pdr_find_duplicate): Removed.
4491 (can_collapse_pdrs): New.
4492 (pbb_remove_duplicate_pdrs): New.
4493 (new_poly_dr): Do not look for duplicates.
4494 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4495 (PBB_PDR_DUPLICATES_REMOVED): New.
4496 (pbb_remove_duplicate_pdrs): Declared.
4498 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4500 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4501 the strides by multiplying by PDR_NB_REFS.
4502 * graphite-poly.c (can_collapse_pdr): New.
4503 (pdr_find_duplicate): New.
4504 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4505 Initialize PDR_NB_REFS.
4506 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4508 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4510 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4513 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4516 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4518 * graphite-dependences.c (pddr_original_scattering): Return NULL
4519 for read-read dependence relations.
4520 * graphite-poly.h (enum poly_dr_type): Fix comment.
4523 (pdr_may_write_p): New.
4525 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4527 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4528 (struct poly_dr): Same.
4529 (new_poly_dr): Same.
4530 * graphite-poly.c (new_poly_dr): Same.
4531 * graphite-dependences.c (dot_deps): Disable call to system.
4533 2009-08-28 Cary Coutant <ccoutant@google.com>
4536 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4537 struct/union/enum types local to a function.
4539 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4540 Sebastian Pop <sebastian.pop@amd.com>
4542 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4543 pbb_strip_mine_time_depth. Changed the implementation so that
4544 transformation is expressed as a transformation on
4545 time (scatttering) dimensions. Also, ensures that the 2d+1
4546 scheduling format is preserved.
4547 (pbb_strip_mine_profitable_p): Profitability is based on the
4548 iteration number of a given time (scattering) dimension,
4549 and not on a original loop depth dimension.
4550 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4551 (pbb_do_strip_mine): Call psct_dynamic_dim.
4552 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4553 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4554 (pbb_nb_dynamic_scattering_transform): New.
4555 (psct_dynamic_dim): New.
4557 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4559 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4560 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4561 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4562 * graphite-interchange.c (build_linearized_memory_access): Same.
4563 (memory_stride_in_loop): Same.
4565 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4567 * graphite-dependences.c (pddr_original_scattering): New.
4568 (graphite_legal_transform_dr): Call pddr_original_scattering.
4571 * graphite-dependences.h (dot_deps): Declared.
4572 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4573 (print_pdr): Print PDR_ID.
4574 * graphite-poly.h (struct poly_dr): Add field id.
4577 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4579 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4581 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4582 not delete the original dependence relation.
4584 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4586 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4587 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4588 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4589 (free_poly_ddr): New.
4590 (pddr_is_empty): New.
4591 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4592 (dependence_polyhedron): Same. Remove useless gcc_assert.
4594 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4595 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4596 * graphite-dependences.h (enum poly_dependence_kind): New.
4597 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4598 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4599 (PDRP_SINK): Renamed PDDR_SINK.
4600 (PDRP_DDP): Renamed PDDR_DDP.
4602 (free_poly_ddr): Declared.
4603 * graphite-poly.c (new_scop): Use the new hash function names.
4604 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4605 into original_pddrs.
4606 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4608 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4610 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4611 bounds with LT_EXPR to make niter analysis more precise on code
4612 generated by Graphite.
4614 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4616 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4617 (graphite_legal_transform_bb): Same.
4618 (poly_drs_may_alias_p): Same.
4620 2009-08-28 Richard Guenther <rguenther@suse.de>
4622 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4624 2009-08-28 Jan Beulich <jbeulich@novell.com>
4626 * config/i386/netware.c: Include langhooks.h.
4627 (i386_nlm_encode_section_info): Simplify.
4628 (netware_override_options): Delete.
4629 * config/i386/netware.h (netware_override_options): Delete
4631 (OVERRIDE_OPTIONS): Delete definition.
4632 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4633 (ASM_COMMENT_START): Define.
4634 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4636 2009-08-28 Jan Beulich <jbeulich@novell.com>
4638 * configure.ac: For in-tree ld, do a plain version check to
4639 determine whether comdat groups are supported.
4640 * configure: Regenerate.
4642 2009-08-28 Olivier Hainque <hainque@adacore.com>
4644 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4645 always defined. Reflect definition or absence of such for
4646 COLLECT_EXPORT_LIST. Readability helper.
4647 (scanfilter): New enum, to help control what symbols
4648 are to be considered or ignored by scan_prog_file.
4649 (enum pass): Rename as "scanpass", moved together with scanfilter
4650 prior to scan_prog_file's prototype.
4651 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4652 Group prototype with the scanpass/scanfilter definitions, factorize
4653 head comments for the several implementations at the prototype.
4654 (main): Reorganize the first pass link control to let AIX
4655 drag only the needed frame tables in executables. Prevent
4656 frame tables collection during the scan aimed at static ctors.
4657 Pre-link and scan for frame tables later to compensate.
4658 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4659 A C statement to issue assembly directives that create a reference
4660 to the given DWARF table identifier label from the current function
4662 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4663 to differentiate first time section entry. Only emit a .data
4664 tables start identifier label the first time around.
4665 (switch_to_frame_table_section): New function. Helper for
4666 output_call_frame_info to switch possibly BACK into the eh_frame
4667 or the debug_frame section depending on FOR_EH.
4668 (output_call_frame_info): Use helper to first enter the proper
4670 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4671 emit a link to the frame table start label from each function
4673 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4674 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4675 * config/rs6000/rs6000-protos.h: Declare it.
4676 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4678 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4680 * config/sh/sh.c (split_branches): Check the result of
4683 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4685 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4686 using -pthread -fopenmp
4688 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4690 * doc/service.texi (service directory): Update URL.
4692 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4694 PR rtl-optimization/40861
4695 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4696 extract word from a multi-word subreg for negative byte positions.
4698 2009-08-27 Tristan Gingold <gingold@adacore.com>
4699 Douglas B Rupp <rupp@gnat.com>
4701 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4702 (SECTION_VMS_OVERLAY): Define.
4703 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4705 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4707 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4708 common_object declarations.
4709 (ia64_section_type_flags): Set section flag for common_object.
4710 * config/ia64/ia64-protos.h
4711 (ia64_vms_output_aligned_decl_common): Declare.
4712 (ia64_vms_elf_asm_named_section): Declare.
4714 2009-08-27 Michael Matz <matz@suse.de>
4716 * expr.c (expand_expr_real_2): New function taking exploded
4717 unary or binary expression, split out from ...
4718 (expand_expr_real_1): ... here. Move over all unary/binary
4719 switch parts to above function, in particular these codes:
4720 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4721 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4722 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4723 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4724 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4725 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4726 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4727 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4728 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4729 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4730 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4731 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4732 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4733 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4734 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4735 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4736 VEC_PACK_FIX_TRUNC_EXPR.
4737 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4740 2009-08-27 Richard Guenther <rguenther@suse.de>
4742 * gengtype.c (main): Handle uint64_t.
4743 * ipa-utils.c (get_base_var): Indent properly.
4744 * tree-ssa-live.c (debug_scope_block): New function.
4745 * tree-flow.h (debug_scope_block): Declare.
4746 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4747 * basic-block.h (enum profile_status): Rename to
4748 enum profile_status_d.
4749 (x_profile_status): Adjust type.
4751 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4754 * dwarf2out.c (get_context_die): Declare this static function.
4755 (gen_type_die_with_usage): Make sure a DIE is a generated for
4756 the context of a typedef.
4758 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4760 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4763 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4765 * config/mips/mips-protos.h (mips_output_sync): Declare.
4766 (mips_sync_loop_insns): Likewise.
4767 (mips_output_sync_loop): Replace first two parameters with an rtx.
4768 * config/mips/mips.c (mips_multi_member): New structure.
4769 (mips_multi_members): New variable.
4770 (mips_multi_start): New function.
4771 (mips_multi_add): Likewise.
4772 (mips_multi_add_insn): Likewise.
4773 (mips_multi_add_label): Likewise.
4774 (mips_multi_last_index): Likewise.
4775 (mips_multi_copy_insn): Likewise.
4776 (mips_multi_set_operand): Likewise.
4777 (mips_multi_write): Likewise.
4778 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4779 (mips_init_print_operand_punct): Update accordingly.
4780 (mips_start_ll_sc_sync_block): New function.
4781 (mips_end_ll_sc_sync_block): Likewise.
4782 (mips_output_sync): Likewise.
4783 (mips_sync_insn1_template): Likewise.
4784 (mips_sync_insn2_template): Likewise.
4785 (mips_get_sync_operand): Likewise.
4786 (mips_process_sync_loop): Likewise.
4787 (mips_output_sync_loop): Use mips_process_sync_loop.
4788 (mips_sync_loop_insns): New function.
4789 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4790 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4791 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4792 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4793 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4794 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4795 (MIPS_SYNC_OLD_OP_12): Likewise.
4796 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4797 (MIPS_SYNC_NEW_OP_12): Likewise.
4798 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4799 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4800 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4801 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4802 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4803 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4804 * config/mips/mips.md (sync_mem): New attribute.
4805 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4806 (sync_exclusive_mask, sync_required_oldval): Likewise.
4807 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4808 (sync_release_barrier): Likewise.
4809 (length): Handle sync loops.
4810 (sync): Use mips_output_sync.
4811 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4812 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4813 and use mips_output_sync_loop.
4814 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4815 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4816 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4817 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4818 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4819 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4820 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4821 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4822 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4824 2009-08-26 Richard Guenther <rguenther@suse.de>
4827 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4828 the types to not match.
4829 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4831 * tree-ssa.c (useless_type_conversion_p): Conversions to
4832 pointers to unprototyped functions are useless.
4834 2009-08-26 Richard Guenther <rguenther@suse.de>
4836 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4837 whole-program condition, prepare to be called for non-globals.
4838 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4839 params build a representative with known type and track its fields.
4841 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4843 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4844 clearing by a taken branch.
4845 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4846 effectively after bbro pass.
4847 (sync_nand<mode>): Ditto.
4848 (sync_old_<fetchop_name><mode>): Ditto.
4849 (sync_old_nand<mode>): Ditto.
4850 (sync_new_<fetchop_name><mode>): Dito.
4851 (sync_new_nand<mode>): Ditto.
4852 (sync_compare_and_swap<mode>_1): Ditto.
4853 (*sync_compare_and_swap<mode>): Ditto.
4854 (sync_lock_test_and_set<mode>_1): Ditto.
4855 ("sync_lock_test_and_set<mode>): Ditto.
4857 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4859 * hwint.h (HOST_LONG_FORMAT): New macro
4860 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4861 Use HOST_PTR_PRINTF.
4862 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4863 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4864 (HOST_PTR_PRINTF): Document.
4866 2009-08-25 Jan Hubicka <jh@suse.cz>
4868 * config/i386/bmmintrin.h: Replace by #error.
4871 Michael Meissner <michael.meissner@amd.com>
4872 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4873 Tony Linthicum <tony.linthicum@amd.com>
4875 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4876 (TARGET_ROUND): New macro for the round/ptest instructions which
4877 are shared between SSE4.1 and SSE5.
4878 (OPTION_MASK_ISA_ROUND): Ditto.
4879 (OPTION_ISA_ROUND): Ditto.
4880 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4881 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4883 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4884 (-mfused-madd): New switch to give users control over whether the
4885 compiler optimizes to use the multiply/add SSE5 instructions.
4887 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4888 (ix86_handle_option): Turn off 3dnow if -msse5.
4889 (override_options): Add SSE5 support.
4890 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4892 (ix86_expand_sse_movcc): Add SSE5 support.
4893 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4894 vector type to the next largest size.
4895 (ix86_expand_sse5_pack): New function to use pperm to pack a
4896 vector type to the next smallest size.
4897 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4898 (IX86_BUILTIN_FMADDSD): Ditto.
4899 (IX86_BUILTIN_FMADDPS): Ditto.
4900 (IX86_BUILTIN_FMADDPD): Ditto.
4901 (IX86_BUILTIN_FMSUBSS): Ditto.
4902 (IX86_BUILTIN_FMSUBSD): Ditto.
4903 (IX86_BUILTIN_FMSUBPS): Ditto.
4904 (IX86_BUILTIN_FMSUBPD): Ditto.
4905 (IX86_BUILTIN_FNMADDSS): Ditto.
4906 (IX86_BUILTIN_FNMADDSD): Ditto.
4907 (IX86_BUILTIN_FNMADDPS): Ditto.
4908 (IX86_BUILTIN_FNMADDPD): Ditto.
4909 (IX86_BUILTIN_FNMSUBSS): Ditto.
4910 (IX86_BUILTIN_FNMSUBSD): Ditto.
4911 (IX86_BUILTIN_FNMSUBPS): Ditto.
4912 (IX86_BUILTIN_FNMSUBPD): Ditto.
4913 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4914 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4915 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4916 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4917 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4918 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4919 (IX86_BUILTIN_PPERM): Ditto.
4920 (IX86_BUILTIN_PERMPS): Ditto.
4921 (IX86_BUILTIN_PERMPD): Ditto.
4922 (IX86_BUILTIN_PMACSSWW): Ditto.
4923 (IX86_BUILTIN_PMACSWW): Ditto.
4924 (IX86_BUILTIN_PMACSSWD): Ditto.
4925 (IX86_BUILTIN_PMACSWD): Ditto.
4926 (IX86_BUILTIN_PMACSSDD): Ditto.
4927 (IX86_BUILTIN_PMACSDD): Ditto.
4928 (IX86_BUILTIN_PMACSSDQL): Ditto.
4929 (IX86_BUILTIN_PMACSSDQH): Ditto.
4930 (IX86_BUILTIN_PMACSDQL): Ditto.
4931 (IX86_BUILTIN_PMACSDQH): Ditto.
4932 (IX86_BUILTIN_PMADCSSWD): Ditto.
4933 (IX86_BUILTIN_PMADCSWD): Ditto.
4934 (IX86_BUILTIN_PHADDBW): Ditto.
4935 (IX86_BUILTIN_PHADDBD): Ditto.
4936 (IX86_BUILTIN_PHADDBQ): Ditto.
4937 (IX86_BUILTIN_PHADDWD): Ditto.
4938 (IX86_BUILTIN_PHADDWQ): Ditto.
4939 (IX86_BUILTIN_PHADDDQ): Ditto.
4940 (IX86_BUILTIN_PHADDUBW): Ditto.
4941 (IX86_BUILTIN_PHADDUBD): Ditto.
4942 (IX86_BUILTIN_PHADDUBQ): Ditto.
4943 (IX86_BUILTIN_PHADDUWD): Ditto.
4944 (IX86_BUILTIN_PHADDUWQ): Ditto.
4945 (IX86_BUILTIN_PHADDUDQ): Ditto.
4946 (IX86_BUILTIN_PHSUBBW): Ditto.
4947 (IX86_BUILTIN_PHSUBWD): Ditto.
4948 (IX86_BUILTIN_PHSUBDQ): Ditto.
4949 (IX86_BUILTIN_PROTB): Ditto.
4950 (IX86_BUILTIN_PROTW): Ditto.
4951 (IX86_BUILTIN_PROTD): Ditto.
4952 (IX86_BUILTIN_PROTQ): Ditto.
4953 (IX86_BUILTIN_PROTB_IMM): Ditto.
4954 (IX86_BUILTIN_PROTW_IMM): Ditto.
4955 (IX86_BUILTIN_PROTD_IMM): Ditto.
4956 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4957 (IX86_BUILTIN_PSHLB): Ditto.
4958 (IX86_BUILTIN_PSHLW): Ditto.
4959 (IX86_BUILTIN_PSHLD): Ditto.
4960 (IX86_BUILTIN_PSHLQ): Ditto.
4961 (IX86_BUILTIN_PSHAB): Ditto.
4962 (IX86_BUILTIN_PSHAW): Ditto.
4963 (IX86_BUILTIN_PSHAD): Ditto.
4964 (IX86_BUILTIN_PSHAQ): Ditto.
4965 (IX86_BUILTIN_FRCZSS): Ditto.
4966 (IX86_BUILTIN_FRCZSD): Ditto.
4967 (IX86_BUILTIN_FRCZPS): Ditto.
4968 (IX86_BUILTIN_FRCZPD): Ditto.
4969 (IX86_BUILTIN_CVTPH2PS): Ditto.
4970 (IX86_BUILTIN_CVTPS2PH): Ditto.
4971 (IX86_BUILTIN_COMEQSS): Ditto.
4972 (IX86_BUILTIN_COMNESS): Ditto.
4973 (IX86_BUILTIN_COMLTSS): Ditto.
4974 (IX86_BUILTIN_COMLESS): Ditto.
4975 (IX86_BUILTIN_COMGTSS): Ditto.
4976 (IX86_BUILTIN_COMGESS): Ditto.
4977 (IX86_BUILTIN_COMUEQSS): Ditto.
4978 (IX86_BUILTIN_COMUNESS): Ditto.
4979 (IX86_BUILTIN_COMULTSS): Ditto.
4980 (IX86_BUILTIN_COMULESS): Ditto.
4981 (IX86_BUILTIN_COMUGTSS): Ditto.
4982 (IX86_BUILTIN_COMUGESS): Ditto.
4983 (IX86_BUILTIN_COMORDSS): Ditto.
4984 (IX86_BUILTIN_COMUNORDSS): Ditto.
4985 (IX86_BUILTIN_COMFALSESS): Ditto.
4986 (IX86_BUILTIN_COMTRUESS): Ditto.
4987 (IX86_BUILTIN_COMEQSD): Ditto.
4988 (IX86_BUILTIN_COMNESD): Ditto.
4989 (IX86_BUILTIN_COMLTSD): Ditto.
4990 (IX86_BUILTIN_COMLESD): Ditto.
4991 (IX86_BUILTIN_COMGTSD): Ditto.
4992 (IX86_BUILTIN_COMGESD): Ditto.
4993 (IX86_BUILTIN_COMUEQSD): Ditto.
4994 (IX86_BUILTIN_COMUNESD): Ditto.
4995 (IX86_BUILTIN_COMULTSD): Ditto.
4996 (IX86_BUILTIN_COMULESD): Ditto.
4997 (IX86_BUILTIN_COMUGTSD): Ditto.
4998 (IX86_BUILTIN_COMUGESD): Ditto.
4999 (IX86_BUILTIN_COMORDSD): Ditto.
5000 (IX86_BUILTIN_COMUNORDSD): Ditto.
5001 (IX86_BUILTIN_COMFALSESD): Ditto.
5002 (IX86_BUILTIN_COMTRUESD): Ditto.
5003 (IX86_BUILTIN_COMEQPS): Ditto.
5004 (IX86_BUILTIN_COMNEPS): Ditto.
5005 (IX86_BUILTIN_COMLTPS): Ditto.
5006 (IX86_BUILTIN_COMLEPS): Ditto.
5007 (IX86_BUILTIN_COMGTPS): Ditto.
5008 (IX86_BUILTIN_COMGEPS): Ditto.
5009 (IX86_BUILTIN_COMUEQPS): Ditto.
5010 (IX86_BUILTIN_COMUNEPS): Ditto.
5011 (IX86_BUILTIN_COMULTPS): Ditto.
5012 (IX86_BUILTIN_COMULEPS): Ditto.
5013 (IX86_BUILTIN_COMUGTPS): Ditto.
5014 (IX86_BUILTIN_COMUGEPS): Ditto.
5015 (IX86_BUILTIN_COMORDPS): Ditto.
5016 (IX86_BUILTIN_COMUNORDPS): Ditto.
5017 (IX86_BUILTIN_COMFALSEPS): Ditto.
5018 (IX86_BUILTIN_COMTRUEPS): Ditto.
5019 (IX86_BUILTIN_COMEQPD): Ditto.
5020 (IX86_BUILTIN_COMNEPD): Ditto.
5021 (IX86_BUILTIN_COMLTPD): Ditto.
5022 (IX86_BUILTIN_COMLEPD): Ditto.
5023 (IX86_BUILTIN_COMGTPD): Ditto.
5024 (IX86_BUILTIN_COMGEPD): Ditto.
5025 (IX86_BUILTIN_COMUEQPD): Ditto.
5026 (IX86_BUILTIN_COMUNEPD): Ditto.
5027 (IX86_BUILTIN_COMULTPD): Ditto.
5028 (IX86_BUILTIN_COMULEPD): Ditto.
5029 (IX86_BUILTIN_COMUGTPD): Ditto.
5030 (IX86_BUILTIN_COMUGEPD): Ditto.
5031 (IX86_BUILTIN_COMORDPD): Ditto.
5032 (IX86_BUILTIN_COMUNORDPD): Ditto.
5033 (IX86_BUILTIN_COMFALSEPD): Ditto.
5034 (IX86_BUILTIN_COMTRUEPD): Ditto.
5035 (IX86_BUILTIN_PCOMEQUB): Ditto.
5036 (IX86_BUILTIN_PCOMNEUB): Ditto.
5037 (IX86_BUILTIN_PCOMLTUB): Ditto.
5038 (IX86_BUILTIN_PCOMLEUB): Ditto.
5039 (IX86_BUILTIN_PCOMGTUB): Ditto.
5040 (IX86_BUILTIN_PCOMGEUB): Ditto.
5041 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5042 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5043 (IX86_BUILTIN_PCOMEQUW): Ditto.
5044 (IX86_BUILTIN_PCOMNEUW): Ditto.
5045 (IX86_BUILTIN_PCOMLTUW): Ditto.
5046 (IX86_BUILTIN_PCOMLEUW): Ditto.
5047 (IX86_BUILTIN_PCOMGTUW): Ditto.
5048 (IX86_BUILTIN_PCOMGEUW): Ditto.
5049 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5050 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5051 (IX86_BUILTIN_PCOMEQUD): Ditto.
5052 (IX86_BUILTIN_PCOMNEUD): Ditto.
5053 (IX86_BUILTIN_PCOMLTUD): Ditto.
5054 (IX86_BUILTIN_PCOMLEUD): Ditto.
5055 (IX86_BUILTIN_PCOMGTUD): Ditto.
5056 (IX86_BUILTIN_PCOMGEUD): Ditto.
5057 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5058 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5059 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5060 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5061 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5062 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5063 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5064 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5065 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5066 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5067 (IX86_BUILTIN_PCOMEQB): Ditto.
5068 (IX86_BUILTIN_PCOMNEB): Ditto.
5069 (IX86_BUILTIN_PCOMLTB): Ditto.
5070 (IX86_BUILTIN_PCOMLEB): Ditto.
5071 (IX86_BUILTIN_PCOMGTB): Ditto.
5072 (IX86_BUILTIN_PCOMGEB): Ditto.
5073 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5074 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5075 (IX86_BUILTIN_PCOMEQW): Ditto.
5076 (IX86_BUILTIN_PCOMNEW): Ditto.
5077 (IX86_BUILTIN_PCOMLTW): Ditto.
5078 (IX86_BUILTIN_PCOMLEW): Ditto.
5079 (IX86_BUILTIN_PCOMGTW): Ditto.
5080 (IX86_BUILTIN_PCOMGEW): Ditto.
5081 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5082 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5083 (IX86_BUILTIN_PCOMEQD): Ditto.
5084 (IX86_BUILTIN_PCOMNED): Ditto.
5085 (IX86_BUILTIN_PCOMLTD): Ditto.
5086 (IX86_BUILTIN_PCOMLED): Ditto.
5087 (IX86_BUILTIN_PCOMGTD): Ditto.
5088 (IX86_BUILTIN_PCOMGED): Ditto.
5089 (IX86_BUILTIN_PCOMFALSED): Ditto.
5090 (IX86_BUILTIN_PCOMTRUED): Ditto.
5091 (IX86_BUILTIN_PCOMEQQ): Ditto.
5092 (IX86_BUILTIN_PCOMNEQ): Ditto.
5093 (IX86_BUILTIN_PCOMLTQ): Ditto.
5094 (IX86_BUILTIN_PCOMLEQ): Ditto.
5095 (IX86_BUILTIN_PCOMGTQ): Ditto.
5096 (IX86_BUILTIN_PCOMGEQ): Ditto.
5097 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5098 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5099 (enum multi_arg_type): New enum for describing the various SSE5
5100 intrinsic argument types.
5101 (bdesc_multi_arg): New table for SSE5 intrinsics.
5102 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5103 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5105 (ix86_expand_builtin): Add SSE5 intrinsic support.
5106 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5107 operand instructions.
5108 (ix86_expand_sse5_multiple_memory): New function to split the
5109 second memory reference from SSE5 instructions.
5110 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5111 (ix86_return_pops_args): Use stdarg_p to determine if the function
5112 has variable arguments.
5113 (ix86_setup_incoming_varargs): Ditto.
5114 (x86_this_parameter): Ditto.
5116 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5118 (ix86_expand_sse5_pack): Ditto.
5119 (ix86_sse5_valid_op_p): Ditto.
5120 (ix86_expand_sse5_multiple_memory): Ditto.
5122 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5123 constant for SSE5 support.
5124 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5125 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5126 (UNSPEC_SSE5_PERMUTE): Ditto.
5127 (UNSPEC_SSE5_ASHIFT): Ditto.
5128 (UNSPEC_SSE5_LSHIFT): Ditto.
5129 (UNSPEC_FRCZ): Ditto.
5130 (UNSPEC_CVTPH2PS): Ditto.
5131 (UNSPEC_CVTPS2PH): Ditto.
5132 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5134 (COM_FALSE_S): Ditto.
5135 (COM_FALSE_P): Ditto.
5136 (COM_TRUE_S): Ditto.
5137 (COM_TRUE_P): Ditto.
5138 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5139 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5141 (memory attribute): Ditto.
5142 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5143 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5144 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5145 (floor<mode>2): Ditto.
5146 (ceil<mode>2): Ditto.
5147 (btrunc<mode>2): Ditto.
5148 (nearbyintdf2): Ditto.
5149 (nearbyintsf2): Ditto.
5150 (sse_setccsf): Disable if SSE5.
5151 (sse_setccdf): Ditto.
5152 (sse5_setcc<mode>): New support for SSE5 conditional move.
5153 (sse5_pcmov_<mode>): Ditto.
5155 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5157 (SSEMODEF2P): Ditto.
5158 (ssemodesuffixf4): New mode attribute for SSE5.
5159 (ssemodesuffixf2s): Ditto.
5160 (ssemodesuffixf2c): Ditto.
5161 (sserotatemax): Ditto.
5162 (ssescalarmode): Ditto.
5163 (sse_maskcmpv4sf3): Disable if SSE5.
5164 (sse_maskcmpv2df3): Ditto.
5165 (sse_vmmaskcmpv4sf3): Ditto.
5166 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5167 (sse5_vmfmadd<mode>4): Ditto.
5168 (sse5_fmsub<mode>4): Ditto.
5169 (sse5_vmfmsub<mode>4): Ditto.
5170 (sse5_fnmadd<mode>4): Ditto.
5171 (sse5_vmfnmadd<mode>4): Ditto.
5172 (sse5_fnmsub<mode>4): Ditto.
5173 (sse5_vmfnmsub<mode>4): Ditto.
5174 (sse5i_fmadd<mode>4): Ditto.
5175 (sse5i_fmsub<mode>4): Ditto.
5176 (sse5i_fnmadd<mode>4): Ditto.
5177 (sse5i_fnmsub<mode>4): Ditto.
5178 (sse5i_vmfmadd<mode>4): Ditto.
5179 (sse5i_vmfmsub<mode>4): Ditto.
5180 (sse5i_vmfnmadd<mode>4): Ditto.
5181 (sse5i_vmfnmsub<mode>4): Ditto.
5182 (mulv16qi3): Add SSE5 support.
5184 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5185 (sse2_mulv4si3): Disable if SSE5.
5186 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5187 (sse4_1_roundps): Ditto.
5188 (sse4_1_roundsd): Ditto.
5189 (sse4_1_roundss): Ditto.
5190 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5192 (sse_maskcmpsf3): Ditto.
5193 (sse_vmmaskcmpv4sf3): Ditto.
5194 (sse2_maskcmpv2df3): Ditto.
5195 (sse2_maskcmpdf3): Ditto.
5196 (sse2_vmmaskcmpv2df3): Ditto.
5197 (sse2_eq<mode>3): Ditto.
5198 (sse2_gt<mode>3): Ditto.
5199 (sse5_pcmov_<mode>): Add SSE5 support.
5200 (vec_unpacku_hi_v16qi): Ditto.
5201 (vec_unpacks_hi_v16qi): Ditto.
5202 (vec_unpacku_lo_v16qi): Ditto.
5203 (vec_unpacks_lo_v16qi): Ditto.
5204 (vec_unpacku_hi_v8hi): Ditto.
5205 (vec_unpacks_hi_v8hi): Ditto.
5206 (vec_unpacku_lo_v8hi): Ditto.
5207 (vec_unpacks_lo_v8hi): Ditto.
5208 (vec_unpacku_hi_v4si): Ditto.
5209 (vec_unpacks_hi_v4si): Ditto.
5210 (vec_unpacku_lo_v4si): Ditto.
5211 (vec_unpacks_lo_v4si): Ditto.
5212 (sse5_pmacsww): New SSE5 intrinsic insn.
5213 (sse5_pmacssww): Ditto.
5214 (sse5_pmacsdd): Ditto.
5215 (sse5_pmacssdd): Ditto.
5216 (sse5_pmacssdql): Ditto.
5217 (sse5_pmacssdqh): Ditto.
5218 (sse5_pmacsdqh): Ditto.
5219 (sse5_pmacsswd): Ditto.
5220 (sse5_pmacswd): Ditto.
5221 (sse5_pmadcsswd): Ditto.
5222 (sse5_pmadcswd): Ditto.
5223 (sse5_pcmov_<move>): Conditional move support on SSE5.
5224 (sse5_phaddbw): New SSE5 intrinsic insn.
5225 (sse5_phaddbd): Ditto.
5226 (sse5_phaddbq): Ditto.
5227 (sse5_phaddwd): Ditto.
5228 (sse5_phaddwq): Ditto.
5229 (sse5_phadddq): Ditto.
5230 (sse5_phaddubw): Ditto.
5231 (sse5_phaddubd): Ditto.
5232 (sse5_phaddubq): Ditto.
5233 (sse5_phadduwd): Ditto.
5234 (sse5_phadduwq): Ditto.
5235 (sse5_phaddudq): Ditto.
5236 (sse5_phsubbw): Ditto.
5237 (sse5_phsubwd): Ditto.
5238 (sse5_phsubdq): Ditto.
5239 (sse5_pperm): Ditto.
5240 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5241 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5242 (sse5_pperm_sign_v8hi_v4si): Ditto.
5243 (sse5_pperm_zero_v8hi_v4si): Ditto.
5244 (sse5_pperm_sign_v4si_v2di): Ditto.
5245 (sse5_pperm_sign_v4si_v2di): Ditto.
5246 (sse5_pperm_pack_v2di_v4si): Ditto.
5247 (sse5_pperm_pack_v4si_v8hi): Ditto.
5248 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5249 (sse5_perm<mode>): New SSE5 intrinsic insn.
5250 (rotl<mode>3): Ditto.
5251 (sse5_rotl<mode>3): Ditto.
5252 (sse5_ashl<mode>3): Ditto.
5253 (sse5_lshl<mode>3): Ditto.
5254 (sse5_frcz<mode>2): Ditto.
5255 (sse5s_frcz<mode>2): Ditto.
5256 (sse5_cvtph2ps): Ditto.
5257 (sse5_cvtps2ph): Ditto.
5258 (sse5_vmmaskcmp<mode>3): Ditto.
5259 (sse5_com_tf<mode>3): Ditto.
5260 (sse5_maskcmp<mode>3): Ditto.
5261 (sse5_maskcmp_uns<mode>3): Ditto.
5262 (sse5_maskcmp_uns2<mode>3): Ditto.
5263 (sse5_pcom_tf<mode>3): Ditto.
5265 * config/i386/predicates.md (sse5_comparison_float_operator):
5266 New predicate to match the comparison operators supported by
5267 the SSE5 com instruction.
5268 (ix86_comparison_int_operator): New predicate to match just the
5269 signed int comparisons.
5270 (ix86_comparison_uns_operator): New predicate to match just the
5271 unsigned int comparisons.
5273 * doc/invoke.texi (-msse5): Add documentation.
5274 (-mfused-madd): Ditto.
5276 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5278 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5280 (x86_64-*-*): Ditto.
5282 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5284 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5285 intrinisics for SSE5.
5287 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5290 * config/i386/mmintrin-common.h: New file, to contain common
5291 instructions between SSE4.1 and SSE5.
5293 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5294 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5295 (gen_regparm_prefix): Ditto.
5297 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5298 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5299 prototype_p to determine if a function is prototyped.
5301 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5303 * c-common.c (c_common_reswords) add the alignof keyword,
5304 with same RID as __alignof and __alignof__
5306 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5308 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5309 * hooks.c (hook_bool_const_int_const_int_true): New function.
5310 * target.h (struct gcc_target): Add can_eliminate field.
5311 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5312 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5313 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5314 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5315 (elim_table): Revise comment.
5316 * system.h (CAN_ELIMINATE): Poison.
5317 * defaults.h (CAN_ELIMINATE): Remove.
5318 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5320 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5321 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5323 (alpha_vms_can_eliminate): Declare as static, change return type to
5325 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5327 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5328 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5329 (arm_can_eliminate): New function.
5331 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5332 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5333 (avr_can_eliminate): Declare as static.
5334 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5336 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5337 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5338 (bfin_can_eliminate): New function.
5340 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5341 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5342 (crx_can_eliminate): New function.
5344 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5345 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5346 (fr30_can_eliminate): New function.
5348 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5349 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5350 (frv_can_eliminate): New function.
5352 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5353 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5354 (h8300_can_eliminate): New function.
5356 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5357 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5358 (i386_can_eliminate): Declare as static, change return type to bool.
5359 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5361 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5362 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5363 (ia64_can_eliminate): New function.
5365 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5366 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5367 (iq2000_can_eliminate): New function.
5369 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5370 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5371 (m32r_can_eliminate): New function.
5373 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5374 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5375 (m68hc11_can_eliminate): New function.
5377 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5378 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5379 (m68k_can_eliminate): New function.
5381 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5382 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5383 (mep_can_eliminate): New function.
5385 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5386 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5387 (mips_can_eliminate): New function.
5389 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5390 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5391 (rs6000_can_eliminate): New function.
5393 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5394 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5395 (s390_can_eliminate): Declare as static.
5396 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5398 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5399 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5400 (score_can_eliminate): New function.
5402 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5403 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5404 (sparc_can_eliminate): Declare as static.
5405 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5407 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5408 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5409 (xstormy16_can_eliminate): New function.
5411 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5412 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5413 (v850_can_eliminate): New function.
5415 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5417 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5418 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5419 (*movdfcc_ext[1234]): Disable for IEEE mode.
5421 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5423 * gimplify.c (prepare_gimple_addressable): New static function.
5424 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5426 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5427 manually fiddling with it.
5429 2009-08-25 Michael Matz <matz@suse.de>
5431 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5432 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5434 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5435 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5436 (do_jump): Split out code for simple binary comparisons into ...
5437 (do_jump_1): ... this, taking the individual operands and code.
5438 Change callers to helper function above accordingly.
5439 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5442 2009-08-25 Michael Matz <matz@suse.de>
5444 * expr.h (struct separate_ops, sepops): New type for passing
5445 around an exploded simple expression.
5446 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5447 Use this structure instead of expression tree.
5448 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5449 expression, only its type.
5450 (expand_vec_cond_expr): Take type and individual operands instead
5452 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5453 expand_vec_shift_expr): Change prototype accordingly.
5454 * tree-vect-stmts.c (vectorizable_condition): Change call of
5455 expand_vec_cond_expr_p to pass only type.
5456 * expr.c (do_store_flags): Change prototype and implementation
5457 to take an exploded expression.
5458 (expand_expr_real_1): New local ops initialized with details
5459 of the full expression. Use it instead of full
5460 expression in calls to do_store_flags, expand_vec_cond_expr,
5461 expand_widen_pattern_expr and expand_vec_shift_expr.
5463 2009-08-25 Michael Matz <matz@suse.de>
5465 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5466 treeop2 initialized with first three operands of the full expression.
5467 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5469 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5471 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5472 (__gthread_objc_condition_allocate): Mark arguments as unused.
5473 (__gthread_objc_condition_deallocate): Likewise.
5474 (__gthread_objc_condition_wait): Likewise.
5475 (__gthread_objc_condition_broadcast): Likewise.
5476 (__gthread_objc_condition_signal): Likewise.
5477 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5478 (__gthread_objc_thread_id): Likewise.
5480 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5483 * tree-pretty-print.c (print_call_name): Print the correct call name
5484 for procedure pointer components.
5486 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5488 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5489 default_promote_function_mode when not VMS.
5491 2009-08-24 Olivier Hainque <hainque@adacore.com>
5493 * convert.c (convert_to_integer): Don't assume an input pointer is
5494 POINTER_SIZE wide. Fetch from the type instead.
5496 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5498 * configure.ac (AC_PREREQ): Bump to 2.64.
5500 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5502 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5503 (process_command): Don't search standard_exec_prefix_1 and
5504 standard_exec_prefix_2.
5506 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5508 * config/arm/arm.c (output_return_instruction): Handle for
5511 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5513 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5515 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5517 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5518 (*arm_movdf_vfp): Likewise.
5520 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5522 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5523 (vashr<mode>3): Rename from ashr<mode>3.
5524 (vlshr<mode>3): Rename from lshr<mode>3.
5526 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5529 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5530 (check_format_info_main): Use scalar_identify_flag.
5531 (check_format_types): Check for scalar size identity if
5532 scalar_identify_flag is set.
5533 (printf_length_specs): Extend by new field.
5534 (asm_fprintf_length_specs): Likewise.
5535 (gcc_diag_length_specs): Likewise.
5536 (scanf_length_specs): Likewise.
5537 (strfmon_length_specs): Likewise.
5538 (gcc_gfc_length_specs): Likewise.
5539 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5540 (ms_printf_flag_specs): Likewise.
5541 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5543 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5546 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5547 (*call_value_pop_1): Ditto.
5548 (*sibcall_pop_1): New insn pattern.
5549 (*sibcall_value_pop_1): Ditto.
5551 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5554 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5557 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5560 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5561 (get_reg_use_in): New function.
5562 (forward_propagate_subreg): Propagate through subreg of zero_extend
5565 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5567 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5568 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5570 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5572 * configure.ac: Remove --with-datarootdir, --with-docdir,
5573 --with-htmldir switches. No need to call AC_SUBST for
5574 datarootdir, docdir, htmldir any more.
5575 * configure: Regenerate.
5576 * doc/install.texi (Configuration): Document --datarootdir,
5577 --docdir, --htmldir, --pdfdir; update documentation for
5578 --infodir, --mandir.
5579 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5582 * aclocal.m4: Regenerate.
5583 * config.in: Regenerate.
5584 * configure: Regenerate.
5586 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5587 Olivier Hainque <hainque@adacore.com>
5589 * config/ia64/ia64.c: Include libfuncs.h.
5590 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5591 (ia64_expand_call): Use reg 25 on VMS.
5592 (ia64_initialize_trampoline): Fix for VMS ABI.
5593 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5594 (ia64_function_arg): Initialize reg 25 on VMS.
5595 Fix OpenVMS ABI issues for varargs.
5596 For OpenVMS, emit the Argument Information register set in the
5597 incoming/sibcall case as well.
5598 (ia64_arg_type): New function.
5599 (ia64_function_arg_advance): Keep track of cum->words.
5600 Fix OpenVMS ABI issues for varargs.
5601 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5602 (ia64_override_options): Set flag_no_common on VMS.
5603 (ia64_init_builtins): Disable FWRITE builtin.
5604 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5605 (ia64_vms_init_libfuncs): Add decc$ routines.
5606 (ia64_vms_valid_pointer_mode): New function.
5607 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5608 (ia64_promote_function_mode): New function
5609 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5610 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5611 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5612 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5613 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5614 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5615 Suppress trailing '#' if VALUE is numeric.
5616 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5617 ia64_promote_function_mode.
5618 (TARGET_VALID_POINTER_MODE): Define.
5620 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5623 * config/rs6000/rs6000.c (rs6000_override_options): Use
5624 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5627 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5628 reporting of vector + decimal/boolean/complex error.
5630 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5632 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5633 __vector double TYPE_DECL.
5635 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5637 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5638 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5639 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5640 to pointer to enum machine_mode. Update all callers as needed.
5642 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5644 * config/alpha/alpha.md (exception_receiver): Emit alternative
5645 GP load sequence if flag_reorder_blocks_and_partition is set.
5646 (*exception_receiver_2): Also enable when
5647 flag_reorder_blocks_and_partition is set.
5649 2009-08-20 Matt Rice <ratmice@gmail.com>
5650 Diego Novillo <dnovillo@google.com>
5652 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5655 2009-08-20 Richard Guenther <rguenther@suse.de>
5657 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5658 * c-tree.h (c_dup_lang_specific_decl): Remove.
5659 (struct lang_decl, struct lang_type): Move definitions ...
5660 * c-lang.h: ... here. New file.
5661 * c-decl.c: Include c-lang.h.
5662 (c_dup_lang_specific_decl): Remove.
5663 * c-typeck.c: Include c-lang.h.
5664 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5665 (c-typeck.o): Likewise.
5666 * c-config-lang.in (gtfiles): Add c-lang.h.
5667 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5670 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5672 * config/alpha/alpha.c (alpha_end_function): Do not clear
5673 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5674 this is now handled in generic code.
5676 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5678 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5679 (s390_z10_fix_long_loop_prediction): New function.
5680 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5681 (s390_reorg): Walk over the INSNs and invoke
5682 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5684 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5686 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5687 "*brx_64bit", "*brx_31bit"): New patterns.
5688 * config/s390/s390.c ('E'): New output modifier.
5690 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5691 Richard Earnshaw <richard.earnshaw@arm.com>
5693 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5694 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5696 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5698 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5700 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5701 for mode mode of operand0 when doing secondary reload for SAR.
5703 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5706 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5707 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5709 2009-08-19 Jason Merrill <jason@redhat.com>
5711 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5712 supported template depth in C++0x.
5714 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5716 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5717 free_after_compilation.
5718 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5719 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5720 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5721 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5722 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5723 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5724 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5726 2009-08-19 Ian Lance Taylor <iant@google.com>
5728 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5729 of (plus (mult (neg B) C) A).
5731 2009-08-18 Michael Matz <matz@suse.de>
5733 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5734 instead of comparing TYPE_MAIN_VARIANT for equality.
5735 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5736 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5737 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5738 * gimplify.c (goa_lhs_expr_p): Ditto and use
5739 STRIP_USELESS_TYPE_CONVERSION.
5741 2009-08-18 Michael Matz <matz@suse.de>
5743 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5744 first field in a struct.
5745 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5747 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5749 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5750 locators before emit_insn is called. Remove assert that
5752 (alpha_end_function): Clear crtl->emit structure and free insn
5753 locators if cfun->is_thunk is true.
5755 2009-08-18 Jason Merrill <jason@redhat.com>
5757 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5759 * configure.ac: Test for it.
5760 * configure, config.in: Regenerate.
5761 * doc/install.texi: Document --enable-gnu-unique-object.
5763 2009-08-18 Richard Guenther <rguenther@suse.de>
5766 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5767 pow(x,y*z) only if x is nonnegative.
5769 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5771 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5775 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5776 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5778 2009-08-17 DJ Delorie <dj@redhat.com>
5780 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5781 * config/m32c/prologue.md (epilogue_freit): New.
5783 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5784 (bank_switch_p): Likewise.
5785 (fast_interrupt_p): Likewise.
5786 (interrupt_p): Likewise.
5787 (m32c_conditional_register_usage): Round memregs size up.
5788 (need_to_save): We only need to save $a0 when we use ENTER.
5789 (interrupt_p): Check for fast_interrupt too.
5790 (bank_switch_p): New.
5791 (fast_interrupt_p): New.
5792 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5793 (m32c_emit_prolog): Support bank switching and fast interrupts.
5794 * doc/extend.texi (Function Attributes): Add bank_switch and
5797 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5799 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5800 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5802 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5804 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5805 (menu): Add IA-64/VMS Options.
5806 (IA-64/VMS Options): Likewise.
5808 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5811 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5813 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5815 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5816 (mips_pop_asm_switch): Likewise.
5817 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5819 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5820 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5821 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5822 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5823 instead of set_noreorder.
5824 (mips_output_function_prologue): Use the new functions.
5825 (mips_output_function_epilogue): Likewise.
5826 (mips_need_noat_wrapper_p): New function, split out from...
5827 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5828 Use mips_push_asm_switch and mips_pop_asm_switch.
5829 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5830 and mips_pop_asm_switch.
5831 (ASM_OUTPUT_REG_POP): Likewise.
5832 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5833 Use mips_pop_asm_switch.
5834 (mips_asm_switch): New structure.
5835 (set_noreorder, set_nomacro): Replace with...
5836 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5837 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5838 instead of set_nomacro.
5839 (fix_truncsfsi2_macro): Likewise.
5840 (cprestore): Likewise.
5841 (hazard): Use mips_noreorder instead of set_noreorder.
5842 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5844 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5846 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5847 from prev_active_insn.
5849 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5851 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5852 * config/avr/avr.c (avr_override_options): Initialize
5853 avr_current_arch variable.
5854 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5855 __AVR_HAVE_16BIT_SP__ according to the device type.
5856 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5858 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5859 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5861 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5864 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5865 generating inlined subroutine die only. We shouldn't be
5866 called for anything else.
5867 (gen_block_die): Don't generate inline subroutine debug info for
5870 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5872 * graphite-poly.c (print_pbb): Print PBB index.
5874 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5877 * graphite-interchange.c (ppl_max_for_le): Moved...
5878 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5879 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5880 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5881 * graphite-ppl.h (ppl_max_for_le): Declared.
5883 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5885 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5886 supported on all platforms.
5887 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5888 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5889 * c-pragma.c: Likewise.
5890 * target-def.h (TARGET_INITIALIZER): Remove
5891 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5892 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5894 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5896 * config/ia64/fde-vms.c: New file.
5897 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5898 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5899 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5900 (uw_frame_state_for): Only register a personality routine if it is
5901 known to be compatible with our expectations.
5902 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5903 Declare unw_table_entry stack variable and
5904 mod all calls to _Unwind_FindTableEntry to add arg.
5905 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5906 (_Unwind_FindTableEntry): Add arg to prototype.
5908 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5910 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5911 field 'signal_pfs_loc'.
5912 (uw_frame_state_for): Remove duplicate code dealing with leaf
5913 procedures without unwind info.
5914 If in the frame after unwinding through a signal handler, restore
5915 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5916 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5917 'pfs_loc' to the AR.PFS location in the signal context; instead
5918 set 'signal_pfs_loc'.
5919 Manually generate the unwind info for the AR.PFS register.
5920 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5921 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5922 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5923 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5924 instead set 'signal_pfs_loc'.
5925 Remove code preventing the AR.PFS register from being restored
5926 from the signal context.
5928 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5929 Tristan Gingold <gingold@adacore.com>
5931 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5932 * config/ia64/t-vms: New file.
5933 * config/ia64/vms64.h: New file.
5934 * config/ia64/vms.h: New file.
5935 * config/ia64/vms-crtinit.asm: New file.
5936 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5937 * config/ia64/vms-unwind.h: New file.
5939 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5941 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5944 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5947 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5949 * real.h (do_mpc_arg2): ... here.
5950 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5953 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5955 * final.c (add_debug_prefix_map): Don't use GC memory for
5956 old_prefix and new_prefix.
5958 2009-08-14 Richard Guenther <rguenther@suse.de>
5960 * ipa-prop.c (compute_complex_pass_through): If we cannot
5961 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5963 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5965 * c-lex.c (c_lex_with_flags): Increase size of local variable
5966 to avoid memory clobber.
5968 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5971 * config/i386/i386.c (ix86_fp_comparison_strategy):
5972 Only enable/disable sahf at function granularity.
5974 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5976 PR rtl-optimization/41064
5977 * reload1.c (reload_as_needed): Don't call extract_insn
5978 for known invalid replacements after calling
5979 validate_replace_rtx_group and verify_changes.
5981 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5984 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5985 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5986 ix86_expand_fp_vcond.
5987 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5988 Assert that operation is supported by ix86_expand_int_vcond.
5989 (vcondu<SSEMODE124C8:mode>): Ditto.
5991 2009-08-13 DJ Delorie <dj@redhat.com>
5993 * config/i386/djgpp-stdint.h: New.
5994 * config.gcc (djgpp): Use it.
5996 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5998 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5999 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6001 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6003 * tree-ssa-loop-prefetch.c
6004 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6005 for long-stride pruning.
6006 (compute_miss_rate): New function to compute the probability
6007 that two memory references access different cache lines.
6009 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6011 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6013 2009-08-13 Richard Guenther <rguenther@suse.de>
6016 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6017 use the constant pointer type.
6018 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6019 of CV qualifiers on the target pointer type.
6020 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6021 conversion check before restrict check.
6023 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6026 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6028 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6030 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6032 2009-08-12 Richard Guenther <rguenther@suse.de>
6034 PR tree-optimization/41011
6035 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6036 and reference constructing.
6038 2009-08-12 Xinliang David Li <davidxl@google.com>
6040 PR tree-optimization/41012
6041 * tree-flow.h : New external interface.
6042 * gimple-low.c (check_call_arg): Change to public function.
6043 Remove argument mismatch check in lowering.
6044 * tree-inline.h (tree_can_inline_p): Interface change.
6045 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6047 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6048 Call change to tree_can_inline_p function.
6049 (cgraph_decide_inlining_incrementally): Ditto.
6051 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6053 PR tree-optimization/41031
6054 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6055 on the partition variable rather than promote_mode on the source
6056 type. Assert that the partition variable's type has the same
6057 mode as the source value's.
6059 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6061 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6062 for for_return == 2.
6063 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6065 * calls.c (expand_call): Fix typo.
6066 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6068 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6070 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6071 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6072 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6073 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6075 2009-08-12 Andrew Haley <aph@redhat.com>
6077 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6079 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6082 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6084 2009-08-12 Richard Guenther <rguenther@suse.de>
6086 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6087 * gimplify.c (gimplify_modify_expr): Do not use
6088 lang_hooks.types_compatible_p.
6089 * tree-ssa.c (useless_type_conversion_p): For aggregates
6090 just return false if the canonical types differ.
6092 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6095 * sese.c (convert_for_phi_arg): New.
6096 (add_guard_exit_phis): Use convert_for_phi_arg.
6098 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6100 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6101 unknown subscript upper bounds.
6103 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6104 Pranav Garg <pranav.garg2107@gmail.com>
6106 * graphite-interchange.c (gather_access_strides): Removed.
6107 (ppl_max_for_le): New.
6108 (build_linearized_memory_access): New.
6109 (memory_stride_in_loop): New.
6110 (pbb_interchange_profitable_p): Reimplemented.
6111 * graphite-ppl.h (ppl_new_id_map): New.
6112 (ppl_interchange): New.
6114 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6116 * graphite-interchange.c (compute_subscript): Removed.
6117 (compute_array_size_cstr): Removed.
6118 (compute_array_size_poly): Removed.
6119 (compute_array_size): Removed.
6120 (gather_access_strides_poly): Removed.
6121 (gather_access_strides): Empty.
6123 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6125 * graphite-dependences.c (dependence_polyhedron_1): Replace
6126 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6127 (graphite_legal_transform_dr): Same.
6128 (graphite_carried_dependence_level_k): Same.
6129 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6130 Initialize PDR_NB_SUBSCRIPTS.
6131 (print_pdr_access_layout): Replace pdr_nb_subscripts with
6133 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
6134 (PDR_NB_SUBSCRIPTS): New.
6135 (pdr_nb_subscripts): Removed.
6136 (pdr_dim): Simplified.
6137 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
6138 with PDR_NB_SUBSCRIPTS.
6140 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6142 * graphite-interchange.c (compute_array_size): Remove use of
6144 * graphite-poly.c (new_poly_dr): Remove argument data_container.
6145 Do not initialize PDR_DATA_CONTAINER.
6146 (print_pdr): Do not print PDR_DATA_CONTAINER.
6147 * graphite-poly.h (struct poly_dr): Remove data_container field.
6148 (PDR_DATA_CONTAINER): Removed.
6149 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
6151 (build_poly_dr): Same.
6153 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6154 Sebastian Pop <sebastian.pop@amd.com>
6156 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6157 copy of the dependence polyhedron. Free the temporary objects.
6158 (graphite_carried_dependence_level_k): Free unused objects before
6161 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6163 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6164 Early return without analyzing the data dependences if no
6165 transform has been done. Call restore_scattering if the transform
6167 (graphite-interchange.c): Same.
6168 * graphite-poly.c (print_scattering_function): Test for
6170 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6171 (apply_poly_transforms): Do not gcc_assert that
6172 the transform is legal.
6173 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
6174 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
6175 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
6176 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
6177 * graphite-poly.h (struct poly_scattering): New.
6178 (struct poly_bb): Add original, transformed, and saved fields.
6179 Remove transformed_scattering, original_scattering,
6180 nb_local_variables and nb_scattering_transform fields.
6181 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
6182 (poly_scattering_new): New.
6183 (poly_scattering_free): New.
6184 (poly_scattering_copy): New.
6185 (store_scattering_pbb): New.
6186 (store_scattering): New.
6187 (restore_scattering_pbb): New.
6188 (restore_scattering): New.
6189 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6190 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6192 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6194 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6197 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6199 * Makefile.in (graphite.o): Depends on PREDICT_H.
6200 * graphite.c: Include predict.h.
6201 (graphite_finalize): Call tree_estimate_probability.
6202 * predict.c (predict_loops): Do not call scev_initialize and
6204 (tree_estimate_probability_bb): New.
6205 (tree_estimate_probability): Do not initialize loops: move that
6206 code to the driver. Call tree_estimate_probability_bb.
6207 (tree_estimate_probability_driver): New.
6208 (pass_profile): Use tree_estimate_probability_driver.
6209 * predict.h (tree_estimate_probability): Declared.
6211 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6213 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6214 * graphite-dependences.c (graphite_legal_transform): Add time to
6215 TV_GRAPHITE_DATA_DEPS.
6216 (dependency_between_pbbs_p): Same.
6217 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6219 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6221 PR rtl-optimization/41033
6222 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6223 aliasing is disabled.
6225 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6227 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6228 si_mask_operand, and_load_operand, low_bitmask_operand,
6229 and_reg_operand, and_operand): New predicates.
6230 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6231 * config/mips/mips.c (and_operands_ok): New function.
6232 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6233 * config/mips/mips.md (move_type): Add ext_ins and logical.
6234 (type): Handle them.
6235 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6236 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6237 shift_shift. Remove commutative constraint modifier.
6238 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6240 (*clear_upper32_dext): Remove define_insn_and_split.
6241 (*clear_upper32): Turn this define_insn_and_split ...
6242 (splitter for ANDing register with 0xffff_ffff): .. into this.
6244 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6246 * combine.c (try_widen_shift_mode): Factor out code to check if an
6247 integer constant is a low-order bitmask from here ...
6248 * rtlanal.c (low_bitmask_len): ... to here.
6249 * rtl.h (low_bitmask_len): Declare.
6251 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6254 * config/alpha/alpha.md (addsi3): Remove expander.
6255 (addsi3): Rename from *addsi3_internal insn pattern.
6256 (subsi3): Remove expander.
6257 (subsi3): Rename from *subsi3_internal insn pattern.
6259 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6261 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6264 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6265 Eric Botcazou <botcazou@adacore.com>
6266 Douglas B Rupp <rupp@gnat.com>
6268 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6269 that records that fit in 64 bits are returned by immediate value,
6270 as required by OpenVMS Calling Standard.
6271 (function_value): Adjust for above modification.
6272 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6273 virtual_incoming_args_rtx as base object, not next_arg.
6274 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6276 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6278 * reload.c (find_reloads_subreg_address): Check the original
6279 req_equiv_mem address to detect the case where an address is
6280 not valid in the outer mode.
6282 2009-08-11 Richard Guenther <rguenther@suse.de>
6285 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6287 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6289 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6290 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6292 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6293 Douglas B Rupp <rupp@gnat.com>
6295 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6296 PT_STACK when frame_pointer_needed on OpenVMS.
6297 (alpha_pv_save_size, alpha_using_fp): Remove.
6298 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6299 with proper processing for PT_NULL.
6300 (alpha_vms_initial_elimination_offset): New function. Support for
6301 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6302 (alpha_sa_size): Force procedure type to PT_STACK when
6303 frame_pointer_needed on OpenVMS.
6304 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6305 (alpha_using_fp): Likewise.
6306 (alpha_vms_can_eliminate): Add prototype.
6307 (alpha_vms_initial_elimination_offset): Likewise.
6308 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6309 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6311 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6312 Douglas B Rupp <rupp@gnat.com>
6314 * config/alpha/alpha.c (common_object_handler): New function.
6315 (vms_attribute_table): Declare a single attribute "common_object".
6316 (vms_output_aligned_decl_common): New global function.
6317 (SECTION_VMS_OVERLAY): Delete.
6318 (SECTION_VMS_GLOBAL): Likewise.
6319 (SECTION_VMS_INITIALIZE): Likewise.
6320 (vms_asm_named_section): Remove support for above flags.
6321 (vms_section_type_flags): Delete.
6322 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6323 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6324 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6325 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6327 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6330 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6331 (sub_ddmmss): Likewise.
6333 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6336 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6339 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6342 * reload1.c (reload_as_needed): Use cancel_changes to completely
6343 undo a failed replacement attempt.
6345 2009-08-10 Richard Guenther <rguenther@suse.de>
6348 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6349 (useless_type_conversion_p): ... here. Require pointer targets
6352 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6355 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6356 loose the original type of the statement list.
6358 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6360 * config/alpha/alpha.c: Include libfuncs.h
6361 (avms_asm_output_extern): New function.
6362 (alpha_init_libfuncs): Init some decc libfuncs.
6363 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6364 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6365 (DO_CRTL_NAMES): Define.
6367 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6368 (LONG_TYPE_SIZE): Define.
6369 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6370 (SUBTARGET_SWITCHES): Define malloc64 switch.
6371 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6372 (MASK_RETURN_ADDR): Define.
6373 doc/invoke.texi (mmalloc64): Document switch.
6375 2009-08-09 Olivier Hainque <hainque@adacore.com>
6376 Douglas B Rupp <rupp@gnat.com>
6378 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6379 uses_condition_handler.
6380 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6381 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6382 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6383 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6384 (code_for_builtin): New insn codes for the new alpha_builtins.
6385 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6386 (alpha_sa_size): Account for uses_condition_handler.
6387 (alpha_expand_prologue): Likewise.
6388 (alpha_start_function): Likewise.
6389 (alpha_expand_epilogue): Likewise.
6390 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6391 establish/revert expanders.
6392 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6393 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6394 New expander, resorting to the alpha.c associated function.
6395 (builtin_revert_vms_condition_handler): Likewise.
6396 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6397 __gcc_shell_handler, the static VMS condition handler used as
6398 an indirection wrapper to the current dynamically established
6400 * config/alpha/vms-unwind.h: Complete rewrite.
6401 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6402 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6404 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6405 Douglas B Rupp <rupp@gnat.com>
6407 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6408 (alpha_need_linkage): Handle aliases. Return function symbol.
6409 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6410 Use ultimate alias target for the linkage name.
6411 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6412 by alpha_need_linkage for the function symbol.
6413 (setmemdi): Likewise.
6415 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6417 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6418 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6419 (ASM_WEAKEN_LABEL): Define.
6420 (CRT_CALL_STATIC_FUNCTION): Define.
6421 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6422 (ENDFILE_SPEC): Define.
6423 (INIT_SECTION_ASM_OP): Define.
6424 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6425 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6427 (MULTILIB_OSDIRNAMES): Define.
6428 (shlib_version): Define.
6429 (SHLIB_EXT): Define.
6430 (SHLIB_OBJS): Define.
6431 (SHLIB_NAME): Define.
6432 (SHLIB_MULTILIB): Define.
6433 (SHLIB_INSTALL): Define.
6434 (SHLIB_SYMVEC): Define.
6435 (SHLIB_SYMVECX2): Define.
6436 (SHLIB_LINK): Define.
6438 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6440 * config/alpha/alpha.c (alpha_initialize_trampoline):
6441 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6442 (alpha_start_function): Emit transfer address on nested functions
6443 for VMS trampoline call.
6444 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6445 since no longer used.
6446 * config/alpha/vms-tramp.asm: Remove.
6447 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6448 since now only data initialized at runtime.
6450 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6452 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6453 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6454 (MD_EXEC_PREFIX): Remove, no longer used.
6455 (MD_STARTFILE_PREFIX): Likewise.
6456 (INCLUDE_DEFAULTS): Likewise.
6457 * config/alpha/t-vms:
6458 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6460 2009-08-09 Richard Guenther <rguenther@suse.de>
6462 PR tree-optimization/41016
6463 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6464 (operand_precision): Remove.
6465 (integral_operand_p): Likewise.
6466 (recognize_single_bit_test): Adjust.
6468 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6470 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6471 operation overflows. Likewise non-cast unary arithmetic.
6472 If one arm of a conditional expression is always taken,
6473 inhibit evaluation warnings for the other arm. Likewise inhibit
6474 evaluation warnings for the second && or || operand if the first
6475 operand is enough to determine the result.
6476 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6478 (build_binary_op): Prevent duplicate evaluation warnings.
6480 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6482 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6483 and destination have different modes, Use promote_mode to
6484 determine the signedness of the conversion. Assert that the
6485 promoted source mode matches the destination mode. Don't pass
6486 the destination and destination mode to expand_expr if the source
6487 mode is different. Simplify conversion logic.
6489 2009-08-09 Ira Rosen <irar@il.ibm.com>
6491 PR tree-optimization/41008
6492 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6493 from condition only in case it's a comparison. Adjust checks.
6495 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6497 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6498 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6499 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6500 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6501 (dump_cand): Handle them.
6502 (struct iv_cand): New members COST_STEP and AINC_USE.
6503 (stmt_after_increment): Likewise.
6504 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6505 callers changed. Use gimple_uid comparison instead of scanning.
6506 (add_candidate_1): When looking for identical candidates, take
6507 AINC_USE into account. Set it for new candidates.
6508 (force_expr_to_var_cost): Cast target_spill_cost to int.
6509 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6510 All callers changed. Check for availability of autoinc addressing
6511 modes, both in general for a given mode, and in the specific use case.
6512 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6514 (get_computation_cost): Likewise.
6515 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6516 add_autoinc_candidates): New static functions.
6517 (add_candidate): Call add_autoinc_candidates for candidates based on
6519 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6520 (determine_use_iv_cost_address): If we have an autoinc candidate at
6521 the matching use, verify autoinc is possible and subtract the cost
6522 of the candidate's step from the cost.
6523 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6524 member of the candidate.
6525 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6526 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6528 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6530 * config.build (ia64-hp-*vms*): New target.
6531 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6533 * config.gcc (ia64-hp-*vms*): New target.
6534 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6536 * config.host (ia64-hp-*vms*): New target.
6537 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6540 2009-08-08 Richard Guenther <rguenther@suse.de>
6542 PR tree-optimization/40991
6543 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6545 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6547 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6548 mode check. Do truncations in an integer mode.
6549 (force_to_mode): Handle subregs for all mode types. Only do
6550 arithmetic simplifications on integer modes.
6552 2009-08-07 Richard Guenther <rguenther@suse.de>
6554 PR tree-optimization/40999
6555 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6556 (maybe_fold_reference): Lookup constant initializers.
6557 (fold_gimple_assign): Likewise.
6559 2009-08-07 Richard Guenther <rguenther@suse.de>
6561 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6562 that require structural equality defer to the langhook.
6564 2009-08-07 Martin Jambor <mjambor@suse.cz>
6566 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6568 (struct ipa_pass_through_data): New type.
6569 (struct ipa_ancestor_jf_data): New type.
6570 (union jump_func_value): Removed field formal_id, added fields
6571 pass_through and ancestor.
6572 (struct ipa_param_call_note): Changed type of formal_id to int from
6574 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6575 operations jump functions and ancestor jump functions.
6576 (compute_complex_pass_through): New function.
6577 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6578 reflect changes in the jump function strucutre.
6579 (update_jump_functions_after_inlining): Ignore complex pass-through
6580 and ancestor jump functions.
6581 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6582 polynomial pass-through with operation jump functions.
6584 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6586 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6587 fde->dw_fde_begin as begin label instead of hot/cold label.
6588 Use LLSDAC label instead of LLSDA for second section lsda.
6589 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6590 label instead of LLSDA if it is true.
6591 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6593 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6594 SECTION argument. Use it as index into crtl->eh.call_site_record
6596 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6597 use it to determine how to print table entries instead of using
6598 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6599 label instead of normal begin label as base.
6600 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6601 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6602 ensure no EH range spans between sections and that landing pads
6603 are always in the corresponding section.
6604 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6605 for crtl->eh.call_site_record being an array rather than scalar.
6606 (output_one_function_exception_table): New function, copied
6607 from output_function_exception_table. Adjust
6608 dw2_size_of_call_site_table, dw2_output_call_site_table
6609 callers. For SECOND section use *C suffixed labels.
6610 (output_function_exception_table): Call
6611 output_one_function_exception_table and, when doing hot/cold
6612 partitioning, also another time for the second section.
6613 * opts.c: Include except.h.
6614 (decode_options): Allow -freorder-blocks-and-partition with
6615 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6616 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6617 * function.h (struct rtl_eh): Change call_site_record from
6618 scalar into array of 2 elements.
6620 2009-08-07 Martin Jambor <mjambor@suse.cz>
6622 * ipa-prop.c (count_formal_params_1): New function.
6623 (ipa_get_vector_of_formal_parms): New function.
6624 (get_vector_of_formal_parm_types): New function.
6625 (ipa_modify_formal_parameters): New function.
6626 (ipa_modify_call_arguments): New function.
6627 (index_in_adjustments_multiple_times_p): New function.
6628 (ipa_combine_adjustments): New function.
6629 (ipa_dump_param_adjustments): New function.
6630 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6631 (ipa_get_vector_of_formal_parms): Declare.
6632 (ipa_modify_formal_parameters): Declare.
6633 (ipa_modify_call_arguments): Declare.
6634 (ipa_combine_adjustments): Declare.
6635 (ipa_dump_param_adjustments): Declare.
6636 (build_ref_for_offset): Declare.
6637 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6638 * tree-sra.c: Include ipa-prop.c.
6639 (build_ref_for_offset): Make public.
6641 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6643 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6645 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6647 * gcc/doc/extend.texi (__builtin_extract_return_address)
6648 (__builtin_frob_return_address): Document.
6650 2009-08-06 Paul Brook <paul@codesourcery.com>
6652 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6653 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6654 implementation on ARMv6-M.
6656 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6658 * doc/extend.texi (pcs): Document new attribute for ARM.
6660 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6662 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6665 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6667 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6670 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6672 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6674 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6676 Merge ARM/hard_vfp_branch to trunk.
6678 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6680 * arm.c (libcall_eq): New function.
6681 (libcall_hash): New function.
6682 (add_libcall): New function.
6683 (arm_libcall_uses_aapcs_base): New function.
6684 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6685 libcalls using the base PCS.
6686 (arm_init_cumulative_args): Likewise.
6688 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6690 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6691 Use base ABI for conversion libfuncs between HFmode and SFmode.
6693 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6695 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6696 V4SImode as representatives of all 64-bit and 128-bit vector
6697 types. Allow vector types without vector modes.
6698 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6699 without vector modes like BLKmode.
6700 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6701 BLKmode. Avoid unsupported vector modes or TImode moves for
6703 (aapcs_vfp_allocate_return_reg): Likewise.
6704 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6705 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6707 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6709 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6710 (arm_get_pcs_model): Pass attribute arguments to
6711 arm_pcs_from_attribute.
6712 (arm_init_cumulative_args): Use base AAPCS for conversions from
6713 floating-point types to DImode.
6714 (arm_attribute_table): Add pcs attribute.
6715 (arm_handle_pcs_attribute): New.
6716 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6717 conversions from floating-point types to DImode, also declare them
6718 to use base AAPCS and declare functions they call to use base
6719 AAPCS and their RTABI names.
6721 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6723 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6724 -mfloat-abi=hard not being supported for VFP.
6726 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6728 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6729 SYMBOL_REF to hard_libcall_value.
6731 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6732 Richard Earnshaw <rearnsha@arm.com>
6734 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6735 has been put on the stack, all remaining co-processory arguments for
6736 that co-processor also go on the stack.
6738 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6740 * config/arm/arm.c (arm_return_in_memory): Handle returning
6741 vectors of suitable size in registers also for AAPCS case.
6743 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6745 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6747 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6749 ARM Hard-VFP calling convention
6750 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6751 * target.h (gcc_target): Add libcall_value to table of call hooks.
6752 * targhooks.h (default_libcall_value): Default implementation.
6753 * targhooks.c (default_libcall_value): Likewise.
6754 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6755 * optabs.c (expand_unop): Use it.
6756 * expr.h (hard_libcall_value): Pass the function RTX through.
6757 * calls.c (emit_library_call_value_1): Update call to
6759 * explow.c (hard_libcall_value): Use new target hook.
6760 * testsuite/lib/target-supports.exp
6761 (check_effective_target_arm_hard_vfp_ok): New hook.
6762 (check_effective_target_arm_neon_ok): Improve test for neon
6764 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6765 * config/arm/arm.c: Include cgraph.h
6766 (TARGET_FUNCTION_VALUE): Override default hook.
6767 (arm_pcs_default): New variable.
6768 (arm_override_options): Don't fault hard calling convention with VFP.
6769 Add support for AAPCS variants.
6770 (arm_function_value): Make static. Handle AAPCS variants.
6771 (arm_libcall_value): New function.
6772 (arm_apply_result_size): Handle VFP registers in results.
6773 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6775 (pcs_attribute_args): New variable.
6776 (arm_pcs_from_attribute): New function.
6777 (arm_get_pcs_model): New function.
6778 (aapcs_vfp_cum_init): New function.
6779 (aapcs_vfp_sub_candidate): New function.
6780 (aapcs_vfp_is_return_candidate): New function.
6781 (aapcs_vfp_is_call_candidate): New function.
6782 (aapcs_vfp_allocate): New function.
6783 (aapcs_vfp_allocate_return_reg): New function.
6784 (aapcs_vfp_advance): New function.
6785 (aapcs_cp_arg_layout): New variable.
6786 (aapcs_select_call_coproc): New function.
6787 (aapcs_select_return_coproc): New function.
6788 (aapcs_allocate_return_reg): New function.
6789 (aapcs_libcall_value): New function.
6790 (aapcs_layout_arg): New function.
6791 (arm_init_cumulative_args): Initialize AAPCS args data.
6792 (arm_function_arg): Handle AAPCS variants using new interface.
6793 (arm_arg_parital_bytes): Likewise.
6794 (arm_function_arg_advance): New function.
6795 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6796 calling conventions.
6797 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6798 * arm.h (NUM_VFP_ARG_REGS): Define.
6799 (LIBCALL_VALUE): Update.
6800 (FUNCTION_VALUE): Delete.
6801 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6802 (arm_pcs): New enum.
6803 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6804 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6805 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6806 * arm-protos.h (arm_function_arg_advance): Add.
6807 (aapcs_libcall_value): Add.
6808 (arm_function_value): Delete.
6810 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6811 H.J. Lu <hongjiu.lu@intel.com>
6814 * config/i386/i386.c (standard_sse_mode_p): Remove.
6815 (standard_sse_constant_p): Return 2 for integer mode
6816 vector_all_ones_operand when SSE2 is enabled.
6817 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6818 (ix86_expand_vector_move): Do not check for negative values from
6819 standard_sse_constant_p.
6821 2009-08-06 Richard Guenther <rguenther@suse.de>
6823 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6824 array type comparisons frontend independent.
6825 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6826 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6827 out array reference lower bound and element size operands.
6828 (ao_ref_init_from_vn_reference): Properly compute the offset
6829 for ARRAY_RANGE_REF.
6830 (vn_reference_fold_indirect): Fill out array reference lower
6831 bound and element size operands.
6832 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6833 a non gimple valued reference operand which can happen for
6834 array reference lower bound or element size.
6835 (create_component_ref_by_pieces_1): Properly generate the
6836 element size operand for array references.
6838 2009-08-06 Richard Guenther <rguenther@suse.de>
6840 PR tree-optimization/40964
6841 * tree.c (iterative_hash_host_wide_int): Export.
6842 * tree.h (iterative_hash_host_wide_int): Declare.
6843 * tree-ssa-structalias.c (heapvar_map): New struct.
6844 (heapvar_map_eq): New function.
6845 (heapvar_map_hash): Likewise.
6846 (heapvar_lookup): Adjust.
6847 (heapvar_insert): Likewise.
6848 (make_constraint_from_heapvar): Allow multiple heap variables
6849 per decl at different offsets.
6850 (init_alias_heapvars): Adjust.
6852 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6854 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6855 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6856 trailing sync if TARGET_SYNC_AFTER_SC.
6858 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6860 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6861 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6862 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6863 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6864 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6865 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6866 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6867 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6868 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6869 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6870 the prototype declaration match the definition.
6871 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6872 instructions explicitly. Add barrier_before and operands
6874 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6875 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6876 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6877 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6878 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6879 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6881 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6883 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6885 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6886 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6889 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6892 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6894 PR rtl-optimization/40924
6895 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6896 make sure canon_rtx (mem_address) isn't simpler than
6897 canon_rtx (expanded_mem_address).
6899 2009-08-05 Li Feng <nemokingdom@gmail.com>
6901 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6903 (build_scop_drs): Build alias set for each SCoP.
6905 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6907 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6908 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6909 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6910 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6911 (BASE_DRIVER_SELF_SPECS): Likewise.
6913 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6915 * tree-ssa-alias.c: Fix some comment typos.
6917 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6919 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6920 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6922 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6925 * simplify-rtx.c (simplify_binary_operation_1): Disable
6926 simplifications for decimal float operations.
6928 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6931 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6932 operand of INDIRECT_REF.
6934 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6936 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6937 constants referencing TLS symbols.
6939 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6941 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6942 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6944 2009-08-03 Richard Guenther <rguenther@suse.de>
6946 * tree.c (make_vector_type): Build a main variant first,
6947 get the canonical one and then build the variant.
6948 * tree-ssa.c (useless_type_conversion_p_1): Handle
6950 (useless_type_conversion_p): Conversions to pointers to
6951 incomplete record types are useless.
6953 2009-08-03 Richard Guenther <rguenther@suse.de>
6955 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6956 file will be created.
6957 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6958 * toplev.c (compile_file): Adjust comment.
6960 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6962 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6963 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6964 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6965 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6966 (sh_promote_function_mode): Fix typo.
6968 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6970 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6972 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6974 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6975 declaration arguments.
6977 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6979 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6980 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6981 (ix86_split_ashl): Ditto.
6982 (ix86_expand_vector_init_one_nonzero): Ditto.
6983 (ix86_expand_vector_set): Ditto.
6984 (ix86_expand_reduc_v4sf): Ditto.
6986 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6988 * explow.c (promote_function_mode): Remove assert.
6989 * config/sh/sh.c (sh_promote_function_mode): Declare.
6991 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6993 * config/pa/pa.c (pa_promote_function_mode): Declare.
6994 Change to static. Fix promote_mode call.
6996 * gthr-dce.h (CONST_CAST2): Define if not defined.
6997 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6999 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7001 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7003 * expr.c (store_constructor): Use promote_decl_mode. Remove
7004 now write-only variable unsignedp.
7005 (expand_expr_real_1): Use promote_decl_mode.
7006 * expr.h (promote_function_mode, promote_decl_mode): New.
7007 (promote_mode): Remove last argument.
7008 * function.c (assign_temp): Drop last argument of promote_mode.
7009 (assign_parm_find_data_types): Use promote_function_mode.
7010 (assign_parm_setup_reg): Likewise.
7011 (expand_function_end): Use promote_function_mode.
7012 * calls.c (initialize_argument_information): Use promote_function_mode.
7013 (precompute_arguments): Use promote_mode instead of checking if
7014 only PROMOTE_FUNCTION_MODE is defined.
7015 (expand_call): When making sibcall decisions, use promote_function_mode.
7016 Below, remove an if for targetm.calls.promote_function_return and
7017 and use promote_function_mode.
7018 (emit_library_call_value_1): Use promote_function_mode, fix bug
7019 where promote_mode was passed FOR_CALL == 0 for a return value in an
7021 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7022 * explow.c (promote_function_mode, promote_decl_mode): New.
7023 (promote_mode): Keep only the FOR_CALL == 0 case.
7024 * combine.c (setup_incoming_promotion): Remove test of
7025 promote_function_args. Use promote_function_mode.
7026 * stmt.c (expand_value_return): Use promote_decl_mode.
7027 (expand_decl): Use promote_decl_mode.
7029 * expr.c (store_constructor): Use promote_decl_mode. Remove
7030 now write-only variable unsignedp.
7031 (expand_expr_real_1): Use promote_decl_mode.
7032 * expr.h (promote_function_mode, promote_decl_mode): New.
7033 (promote_mode): Remove last argument.
7034 * function.c (assign_temp): Drop last argument of promote_mode.
7035 (assign_parm_find_data_types): Use promote_function_mode.
7036 (assign_parm_setup_reg): Likewise.
7037 (expand_function_end): Use promote_function_mode.
7038 * calls.c (initialize_argument_information): Use promote_function_mode.
7039 (precompute_arguments): Use promote_mode instead of checking if
7040 only PROMOTE_FUNCTION_MODE is defined.
7041 (expand_call): When making sibcall decisions, use promote_function_mode.
7042 Below, remove an if for targetm.calls.promote_function_return and
7043 and use promote_function_mode.
7044 (emit_library_call_value_1): Use promote_function_mode, fix bug
7045 where promote_mode was passed FOR_CALL == 0 for a return value in an
7047 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7048 * explow.c (promote_function_mode, promote_decl_mode): New.
7049 (promote_mode): Keep only the FOR_CALL == 0 case.
7050 * combine.c (setup_incoming_promotion): Remove test of
7051 promote_function_args. Use promote_function_mode.
7052 * stmt.c (expand_value_return): Use promote_decl_mode.
7053 (expand_decl): Use promote_decl_mode.
7055 * explow.c (promote_function_mode): Just call the target hook.
7056 * targhooks.c (default_promote_function_mode,
7057 default_promote_function_mode_always_promote): New.
7058 * targhooks.h (default_promote_function_mode,
7059 default_promote_function_mode_always_promote): Declare.
7060 * target.h (promote_function_args, promote_function_return): Remove.
7061 (promote_function_mode): New.
7062 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7063 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7064 (TARGET_PROMOTE_FUNCTION_MODE): New.
7065 (TARGET_CALLS): Adjust.
7066 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7067 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7069 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7070 * config/s390/s390.c (s390_promote_function_mode): ... here,
7071 with pointer handling.
7072 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7073 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7075 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7076 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7077 with pointer handling.
7078 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7079 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7081 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7082 * config/sh/sh.c (sh_promote_function_mode): New.
7083 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7084 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7086 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7087 * config/cris/cris.c (cris_promote_function_mode): ... here.
7088 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7089 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7091 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7092 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7093 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7094 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7096 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7097 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7098 complex type handling.
7099 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7100 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7102 * config/pa/pa.c (pa_promote_function_mode): New.
7103 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7104 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7106 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7107 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7108 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7109 * config/xtensa/xtensa.c: Likewise.
7110 * config/stormy16/stormy16.c: Likewise.
7111 * config/iq2000/iq2000.c: Likewise.
7112 * config/rs6000/rs6000.c: Likewise.
7113 * config/picochip/picochip.c: Likewise.
7114 * config/arc/arc.c: Likewise.
7115 * config/mcore/mcore.c: Likewise.
7116 * config/score/score.c: Likewise.
7117 * config/mips/mips.c: Likewise.
7118 * config/bfin/bfin.c: Likewise.
7119 * config/ia64/ia64.c: Likewise (disabled though).
7121 * config/frv/frv.h: Remove pointless remark.
7123 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7124 TARGET_PROMOTE_FUNCTION_ARGS,
7125 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7126 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7128 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7130 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
7131 -floop-parallelize-all.
7132 * toplev.c (process_options): Rename flag_graphite_force_parallel to
7133 flag_loop_parallelize_all.
7134 * tree-ssa-loop.c (gate_graphite_transforms): Same.
7135 * graphite.c (graphite_transform_loops): Same.
7137 * graphite-poly.c (apply_poly_transforms): Same.
7139 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
7141 PR tree-optimization/40914
7142 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
7143 if set, then check the delta field of the PMF record.
7144 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7145 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
7146 call is stored in the delta.
7148 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
7150 * config/mips/mips.md (*clear_upper32_dext): New pattern.
7152 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
7154 * config/i386/bsd.h (ASM_BYTE): New define.
7155 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7156 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7157 .byte. Use fputs or putc instead of fprintf where appropriate.
7158 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7159 fputs or putc instead of fprintf where appropriate.
7160 * config/i386/i386elf.h: Ditto.
7161 * config/i386/sysv4.h: Ditto.
7163 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7164 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7165 (*tls_global_dynamic_64): Ditto.
7167 2009-07-31 Christian Bruel <christian.bruel@st.com>
7169 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7171 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7173 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
7174 Remove dead code for MINUS.
7176 2009-07-31 Anthony Green <green@moxielogic.com>
7178 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
7180 (moxie_expand_epilogue): Ditto for epilogue.
7181 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
7183 (moxie_function_arg): Ditto.
7184 (moxie_pass_by_reference): Ditto.
7185 (moxie_arg_partial_bytes): Ditto.
7186 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7187 (FUNCTION_ARG_ADVANCE) Ditto.
7188 (REG_PARM_STACK_SPACE) Ditto.
7189 (FUNCTION_ARG_REGNO_P) Dito.
7191 * config.gcc: Add moxie linux config support.
7192 * gcc/config/moxie/uclinux.h: New file.
7194 2009-07-31 DJ Delorie <dj@redhat.com>
7196 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7197 (UNSPECV_SP_SWITCH_E): New.
7198 (sp_switch_1): Change to an unspec.
7199 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7201 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7202 reference the new stack's address
7204 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7206 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7207 graphite-clast-to-gimple.o, graphite-dependences.o,
7208 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7209 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7210 (graphite-blocking.o,
7211 graphite-clast-to-gimple.o, graphite-dependences.o,
7212 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7213 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7214 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7215 * cfgloop.h (struct loop): Add can_be_parallel field.
7216 * common.opt (fgraphite-identity): Moved up.
7217 (fgraphite-force-parallel): New flag.
7218 * graphite.c: Rewrite.
7219 * graphite.h: Rewrite.
7220 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7222 * toplev.c (graphite_out_file): New file descriptor.
7223 (graphite_in_file): New.
7224 (process_options): flag_graphite_force_parallel cannot be used without
7226 * tree-ssa-loop.c: Include toplev.h.
7227 (gate_graphite_transforms): Enable flag_graphite for
7228 flag_graphite_force_parallel.
7230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7232 * ChangeLog.graphite: New.
7233 * graphite-blocking.c: New.
7234 * graphite-clast-to-gimple.c: New.
7235 * graphite-clast-to-gimple.h: New.
7236 * graphite-dependences.c: New.
7237 * graphite-dependences.h: New.
7238 * graphite-interchange.c: New.
7239 * graphite-poly.c: New.
7240 * graphite-poly.h: New.
7241 * graphite-ppl.c: New.
7242 * graphite-ppl.h: New.
7243 * graphite-scop-detection.c: New.
7244 * graphite-scop-detection.h: New.
7245 * graphite-sese-to-poly.c: New.
7246 * graphite-sese-to-poly.h: New.
7250 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7252 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7253 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7255 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7257 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7258 (scev_is_linear_expression): Return false if the evolution is not
7259 affine multivariate.
7261 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7263 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7264 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7266 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7268 * tree-data-ref.c (debug_data_references): New.
7269 (debug_data_reference): New.
7270 * tree-data-ref.h (debug_data_references): Declared.
7271 (debug_data_reference): Declared.
7273 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7275 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7276 * tree-data-ref.h (scop_p): Removed.
7277 (struct data_reference): Remove field scop.
7279 (stmt_simple_memref_p): Removed.
7281 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7283 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7284 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7287 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7289 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7291 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7293 * doc/invoke.texi (-fgraphite-identity): Documented.
7295 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7297 * tree-scalar-evolution.c: Fix comment.
7298 (instantiate_scev_1): Return unknow from scev instantiation if the
7299 result is not above instantiate_below.
7301 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7303 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7304 static anymore. Instantiate the symbols that may have been introduced
7306 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7309 2009-07-30 DJ Delorie <dj@redhat.com>
7311 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7312 .vliw directive to VLIW sections.
7314 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7316 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7318 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7319 (AUTOHEADER): New variable.
7320 ($(srcdir)/cstamp-h.in): Use it.
7322 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7323 Pat Haugen <pthaugen@us.ibm.com>
7324 Revital Eres <ERES@il.ibm.com>
7326 * config/rs6000/vector.md (VEC_F): Add VSX support.
7330 (vector_load_<mode>): Ditto.
7331 (vector_store_<mode>): Ditto.
7332 (vector GPR move split): Ditto.
7333 (vec_reload_and_plus_<mptrsize>): Ditto.
7334 (vec_reload_and_reg_<mptrsize>): Ditto.
7335 (add<mode>3): Ditto.
7336 (sub<mode>3): Ditto.
7337 (mul<mode>3): Ditto.
7338 (neg<mode>2): Ditto.
7339 (abs<mode>2): Ditto.
7340 (smin<mode>3): Ditto.
7341 (smax<mode>3): Ditto.
7342 (vector_eq<mode>): Ditto.
7343 (vector_gt<mode>): Ditto.
7344 (vector_ge<mode>): Ditto.
7345 (vector_gtu<mode>): Ditto.
7346 (vector_select_<mode>_uns): Ditto.
7347 (vector_eq_<mode>_p): Ditto.
7348 (vector_gt_<mode>_p): Ditto.
7349 (vector_ge_<mode>_p): Ditto.
7350 (vector_gtu_<mode>_p): Ditto.
7351 (cr6_test_for_zero): Ditto.
7352 (cr6_test_for_zero_reverse): Ditto.
7353 (cr6_test_for_lt): Ditto.
7354 (cr6_test_for_lt_reverse): Ditto.
7355 (xor<mode>3): Ditto.
7356 (ior<mode>3): Ditto.
7357 (and<mode>3): Ditto.
7358 (one_cmpl<mode>2): Ditto.
7359 (nor<mode>2): Ditto.
7360 (andc<mode>2): Ditto.
7361 (float<VEC_int<mode>2): Ditto.
7362 (unsigned_float<VEC_int><mode>2): Ditto.
7363 (fix_trunc<mode><VEC_int>2): Ditto.
7364 (fixuns_trunc<mode><VEC_int>2): Ditto.
7366 (vec_set<mode>): Ditto.
7367 (vec_extract<mode>): Ditto.
7368 (vec_interleave_highv4sf): Ditto.
7369 (vec_interleave_lowv4sf): Ditto.
7370 (vec_realign_load_<mode>): Ditto.
7371 (vec_shl_<mode>): Ditto.
7372 (vec_shr_<mode>): Ditto.
7373 (div<mode>3): New patterns for VSX.
7374 (vec_interleave_highv2df): Ditto.
7375 (vec_interleave_lowv2df): Ditto.
7376 (vec_pack_trunc_v2df): Ditto.
7377 (vec_pack_sfix_trunc_v2df): Ditto.
7378 (vec_pack_ufix_trunc_v2df): Ditto.
7379 (vec_unpacks_hi_v4sf): Ditto.
7380 (vec_unpacks_lo_v4sf): Ditto.
7381 (vec_unpacks_float_hi_v4si): Ditto.
7382 (vec_unpacks_float_lo_v4si): Ditto.
7383 (vec_unpacku_float_hi_v4si): Ditto.
7384 (vec_unpacku_float_lo_v4si): Ditto.
7385 (movmisalign<mode>): Ditto.
7386 (vector_ceil<mode>2): New patterns for vectorizing math library.
7387 (vector_floor<mode>2): Ditto.
7388 (vector_btrunc<mode>2): Ditto.
7389 (vector_copysign<mode>3): Ditto.
7391 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7392 predicate for setting the high bit in each word, used for copysign.
7394 * config/rs6000/ppc-asm.h (f19): Whitespace.
7395 (f32-f63): Define if VSX.
7396 (v0-v31): Define if Altivec.
7397 (vs0-vs63): Define if VSX.
7399 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7401 * config/rs6000/power7.md: New file, provide tuning parameters for
7404 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7405 (rs6000_cpu_cpp_builtins): Ditto.
7406 (altivec_overloaded_builtins): Ditto.
7407 (altivec_resolve_overloaded_builtin): Ditto.
7409 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7410 debug switch to disable vectorizing simple math builtin
7413 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7414 Vectorize simple math builtin functions.
7415 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7416 hook to vectorize math builtins.
7417 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7418 (rs6000_builtin_conversion): Add VSX/power7 support.
7419 (rs6000_builtin_vec_perm): Ditto.
7420 (vsplits_constant): Add support for loading up a vector constant
7421 with just the high bit set in each part.
7422 (rs6000_expand_vector_init): Add VSX/power7 support.
7423 (rs6000_expand_vector_set): Ditto.
7424 (rs6000_expand_vector_extract): Ditto.
7425 (rs6000_emit_move): Ditto.
7426 (bdesc_3arg): Ditto.
7427 (bdesc_2arg): Ditto.
7428 (bdesc_1arg): Ditto.
7429 (rs6000_expand_ternop_builtin): Ditto.
7430 (altivec_expand_builtin): Ditto.
7431 (rs6000_expand_unop_builtin): Ditto.
7432 (rs6000_init_builtins): Ditto.
7433 (altivec_init_builtins): Ditto.
7434 (builtin_function_type): Ditto.
7435 (rs6000_common_init_builtins): Ditto.
7436 (rs6000_handle_altivec_attribute); Ditto.
7437 (rs6000_mangle_type): Ditto.
7438 (rs6000_vector_mode_supported_p): Ditto.
7439 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7442 * config/rs6000/vsx.md: New file for VSX support.
7444 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7445 identifing values with just the most significant bit set.
7446 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7447 vectorized builtins.
7449 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7450 (UNSPEC_VRFIM): Delete.
7451 (splitter for loading up vector with most significant bit): New
7452 splitter for vectorizing copysign.
7453 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7454 vectorizing simple math functions.
7455 (altivec_vrfip): Add support for vectorizing simple math functions.
7456 (altivec_vrfim): Ditto.
7457 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7459 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7460 (power7.md, vsx.md): Include for power7 support.
7461 (copysigndf3): Use VSX instructions if -mvsx.
7462 (negdf2_fpr): Ditto.
7463 (absdf2_fpr): Ditto.
7464 (nabsdf2_fpr): Ditto.
7465 (adddf3_fpr): Ditto.
7466 (subdf3_fpr): Ditto.
7467 (muldf3_fpr): Ditto.
7468 (divdf3_fpr): Ditto.
7469 (fix_truncdfdi2_fpr): Ditto.
7470 (cmpdf_internal1): Ditto.
7471 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7472 (btruncdf2, btruncdf2_fpr): Ditto.
7473 (ceildf2, ceildf2_fpr): Ditto.
7474 (floordf2, floordf2_fpr): Ditto.
7475 (floatdidf2, floatdidf2_fpr): Ditto.
7476 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7477 (fmsubdf4_fpr): Ditto.
7478 (fnmadddf4_fpr_1): Ditto.
7479 (fnmadddf4_fpr_2): Ditto.
7480 (fnmsubdf4_fpr_1): Ditto.
7481 (fnmsubdf4_fpr_2): Ditto.
7482 (fixuns_truncdfdi2): Add expander for VSX support.
7483 (fix_truncdfdi2): Ditto.
7484 (fix_truncdfsi2): Ditto.
7486 (btruncsf2): Whitespace.
7487 (movdf_hardfloat32): Add support for VSX registers.
7488 (movdf_softfloat32): Ditto.
7489 (movdf_hardfloat64): Ditto.
7490 (movdf_hardfloat64_mfpgpr): Ditto.
7491 (movdf_softfloat64): Ditto.
7492 (movti splitters): Add check for vector registers supporting
7493 TImode in the future.
7494 (bpermd): Add power7 bpermd instruction.
7496 * config/rs6000/altivec.h (vec_div): Define if VSX.
7500 (vec_nearbyint): Ditto.
7503 (all predicates): Use the generic builtin function, and not the V4SF
7504 specific function so that the predicates will work with VSX's V2DF.
7508 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7509 Document new VSX functions and types.
7511 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7514 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7515 "wa", and "j" constraints. Modify "v" to talk about Altivec
7516 instead of just vector.
7518 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7521 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7522 location for phi arguments.
7523 (rewrite_update_phi_arguments): Find locations for reaching defs.
7524 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7525 Add location to add_phi_arg calls.
7526 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7527 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7528 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7529 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7530 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7531 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7532 * tree-phinodes.c (make_phi_node): Initialize location.
7533 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7534 (add_phi_arg): Add location parameter.
7535 (remove_phi_arg_num): Move location when moving phi argument.
7536 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7538 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7539 slpeel_update_phi_nodes_for_guard1,
7540 slpeel_update_phi_nodes_for_guard2,
7541 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7542 vect_loop_versioning): Set locations.
7543 * tree-parloops.c (create_phi_for_local_result,
7544 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7545 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7546 * tree-vect-loop.c (get_initial_def_for_induction,
7547 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7549 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7550 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7551 (gimple_phi_arg_set_location): New. Set locus.
7552 (gimple_phi_arg_has_location): New. Check for locus.
7553 (redirect_edge_var_map_location): New. Return locus from var_map.
7554 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7555 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7556 combining PHI arguments.
7557 (cond_store_replacement): Set location.
7558 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7559 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7560 scop_add_exit_phis_edge): Add locations.
7561 * tree-cfgcleanup.c (remove_forwarder_block,
7562 remove_forwarder_block_with_phi): Add locations.
7563 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7564 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7566 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7567 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7568 flush_pending_stmts): Add source location.
7569 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7570 stack to preserve locations.
7571 * tree-vect-stmts.c (vectorizable_load): Add location.
7572 * tree-inline.c (copy_phis_for_bb): Copy locus.
7573 (setup_one_parameter): Add call locus to inlined parameter stmts.
7574 (initialize_inlined_parameters): Pass in call location as parameter
7576 (tree_function_versioning): Pass location to setup_one_parameter.
7577 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7578 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7579 copy and edge lists.
7580 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7581 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7582 locus parameter and override the stmt default if provided.
7583 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7584 elim_graph_add_edge, elim_graph_remove_succ_edge,
7585 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7586 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7587 eliminate_phi): Add locus info in elimination graph for each edge and
7589 (insert_backedge_copies): Copy locus if present.
7590 * tree-flow.h (struct _edge_var_map): Add locus field.
7591 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7592 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7593 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7595 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7597 2009-07-30 Martin Jambor <mjambor@suse.cz>
7599 PR tree-optimization/40570
7600 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7603 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7605 * ssa-loop-manip.c: Include langhooks.h.
7606 (rewrite_phi_with_iv): New.
7607 (rewrite_all_phi_nodes_with_iv): New.
7608 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7609 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7610 * tree-parloops.c (loop_parallel_p): Move out all conditions
7611 except dependency check.
7612 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7613 (gen_parallel_loop): Call canonicalize_loop_ivs without
7614 reduction_list argument.
7615 (build_new_reduction): New.
7616 (gather_scalar_reductions): New.
7617 (try_get_loop_niter): New.
7618 (try_create_reduction_list): New.
7619 (parallleize_loops): Change the parallel conditions check.
7620 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7621 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7623 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7625 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7627 * doc/options.texi (Option properties): Mention new quoting syntax.
7629 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7631 * config/alpha/alpha.c (alpha_start_function):
7632 Handle VMS_DEBUG_MAIN_POINTER
7633 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7634 * doc/invoke.texi: Document -mdebug-main switch.
7636 2009-07-29 Richard Henderson <rth@redhat.com>
7638 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7639 (cgraph_create_edge_including_clones): Likewise.
7640 * tree-inline.c (copy_bb): Operate on the correct edges
7641 when updating the callgraph.
7643 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7645 * config/alpha/vms-cc.c: Deleted.
7646 * config/alpha/vms-ld.c: Deleted.
7647 * config/alpha/t-vms64: Moved to config/vms
7648 * config/alpha/vms-crt0-64.c: Moved to config/vms
7649 * config/alpha/vms-crt0.c: Moved to config/vms
7650 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7651 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7652 * config/alpha/xm-vms.h: Moved to config/vms
7653 * config/alpha/x-vms: Moved to config/vms
7654 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7656 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7657 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7659 * config/vms/t-vms64: Moved here from config/alpha
7660 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7661 (argc,argv,envp): Enforce 32bit malloc'ing.
7662 * config/vms/vms-psxcrt0-64.c: Likewise.
7663 * config/vms/vms-crt0.c: Moved here from config/alpha.
7664 * config/vms/vms-psxcrt0.c: Likewise.
7665 * config/vms/vms-crtl-64.h: New file.
7666 * config/vms/vms-crtl.h: New file.
7667 * config/vms/vms.opt: New file.
7668 * config/vms/xm-vms64.h: New file.
7669 * config/vms/xm-vms.h: Moved here from config/alpha.
7670 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7672 * config/vms/x-vms: Moved here from config/alpha.
7673 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7674 (vms-ld.o, vms-cc.o): Removed.
7675 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7677 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7679 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7680 correct stack (obvious VMS fix).
7682 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7684 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7685 date, version info if VMS_DEBUGGING_INFO defined.
7686 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7687 size, date calculating code moved here.
7689 2009-07-29 Paul Brook <paul@codesourcery.com>
7691 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7694 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7697 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7698 to DImode when generating insq_le insn.
7700 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7702 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7703 New macro set for VMS_DEBUGGGING_INFO.
7704 (AT_string_form): Use it.
7706 2009-07-28 DJ Delorie <dj@redhat.com>
7708 * config/mep/mep.c (vtext_section): New.
7709 (vftext_section): New.
7710 (ftext_section): New.
7711 (mep_select_section): Add support for functions.
7712 (mep_unique_section): Likewise.
7713 (mep_asm_init_sections): Likewise.
7714 (mep_encode_section_info): Remove it from here.
7716 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7718 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7720 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7721 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7723 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7725 * dwarf2out.c (output_file_names): Test new macro
7726 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7727 (add_comp_dir_attribute): Likewise.
7729 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7731 * config/i386/mingw-w64.h (LINK_SPEC): Add
7732 separating space between commands.
7734 2009-07-28 Jan Hubicka <jh@suse.cz>
7736 PR tree-optimization/40759
7737 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7740 2009-07-27 DJ Delorie <dj@redhat.com>
7742 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7743 types are dword-aligned.
7744 (mep_expand_va_start): Likewise.
7746 2009-07-27 Olivier Hainque <hainque@adacore.com>
7747 Douglas B Rupp <rupp@gnat.com>
7749 * convert.c (convert_to_pointer): Don't assume the target
7750 pointer type is POINTER_SIZE long. Fetch its precision instead.
7752 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7754 * system.h (fopen): Undefine if macro.
7756 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7758 * dwarf2out.c (output_cfi_p): Removed.
7759 (output_cfis): New function.
7760 (output_fde): New function, split from output_call_frame_info.
7761 (output_call_frame_info): Use it.
7762 (dwarf2out_switch_text_section): Use output_cfis.
7764 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7766 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7767 TARGET_BI_ARCH is specified without enabling SJLJ.
7768 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7769 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7771 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7773 * arm.md (negdi2): Use DImode if forcing a value into a register.
7775 2009-07-26 Ira Rosen <irar@il.ibm.com>
7777 PR tree-optimization/40801
7778 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7779 of vector operand from the previous copy of vector statement.
7780 Pass the correct definition type value to
7781 vect_get_vec_def_for_stmt_copy().
7783 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7785 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7786 const char ** conversion.
7788 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7790 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7791 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7792 (gcc_unreachable): Invoke __builtin_unreachable() if
7793 !ENABLE_ASSERT_CHECKING.
7795 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7797 PR rtl-optimization/40445
7798 * emit-rtl.c (next_nonnote_insn_bb): New function.
7799 * rtl.h (next_nonnote_insn_bb): Declare new function.
7800 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7801 with no successors that is the successor of the ENTRY_BLOCK.
7802 Continue from the top after removing an empty fallthrough block.
7803 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7804 of next_nonnote_insn.
7806 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7808 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7810 2009-07-25 Martin Jambor <mjambor@suse.cz>
7812 * c-common.c (c_common_attribute_table): New element for noclone.
7813 (handle_noclone_attribute): New function. Forward-declare.
7814 * tree-inline.c (tree_versionable_function_p): Check for noclone
7816 * doc/extend.texi (Labels as Values): Document need for noclone.
7817 (Function Attributes): Document noclone attribute.
7819 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7821 PR rtl-optimization/34999
7822 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7823 and dw_fde_switched_cold_to_hot fields.
7824 (output_cfi_p): New function.
7825 (output_call_frame_info): If fde->dw_fde_switched_sections,
7826 output 2 FDEs instead of one with corrupted header.
7827 (dwarf2out_do_cfi_startproc): New function.
7828 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7829 and fde->dw_fde_switched_cold_to_hot.
7830 (dwarf2out_switch_text_section): Compute
7831 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7832 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7833 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7834 Otherwise, compute fde->dw_fde_switch_cfi.
7836 2009-07-24 Cary Coutant <ccoutant@google.com>
7838 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7840 2009-07-24 Cary Coutant <ccoutant@google.com>
7842 * cfghooks.c (split_block): Copy discriminator to new block.
7843 * tree-cfg.c (assign_discriminator): Check location of last
7844 instruction in block as well as first.
7846 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7848 * config/i386/linux.c: Use fputs or putc instead of fprintf
7850 * config/i386/gas.h: Ditto.
7851 * config/i386/x86-64.h: Ditto.
7852 * config/i386/att.h: Ditto.
7854 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7856 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7859 2009-07-24 Martin Jambor <mjambor@suse.cz>
7861 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7862 (ipa_push_func_to_list_1): Declare.
7863 (ipa_push_func_to_list): New function.
7865 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7866 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7867 (ipa_push_func_to_list): Removed.
7868 (ipa_pop_func_from_list): Clear node_enqueued flag.
7870 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7872 * config/s390/s390.c (override_options): Default
7873 max-unrolled-insns to 100 for z10 tuning.
7875 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7877 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7878 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7879 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7880 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7881 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7882 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7883 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7885 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7887 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7888 use default set in mingw32.h header.
7889 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7890 64-bit /mingw/include path.
7891 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7894 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7896 PR rtl-optimization/40209
7897 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7899 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7901 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7902 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7903 with the rest of string where appropriate. Use fputs or putc
7904 instead of fprintf where appropriate.
7906 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7907 Pat Haugen <pthaugen@us.ibm.com>
7908 Revital Eres <ERES@il.ibm.com>
7910 * config/rs6000/vector.md: New file. Move most of the vector
7911 expander support here from altivec.md to allow for the VSX vector
7912 unit in the future. Add support for secondary_reload patterns.
7913 Rewrite the patterns for vector comparison, and vector comparison
7914 predicate instructions so that the RTL expresses the desired
7915 behavior, instead of using unspec.
7917 * config/rs6000/constraints.md ("f" constraint): Use
7918 rs6000_constraints to hold the precalculated register class.
7919 ("d" constraint): Ditto.
7920 ("wd" constraint): New constraint for VSX.
7921 ("wf" constraint): Ditto.
7922 ("ws" constraint): Ditto.
7923 ("wa" constraint): Ditto.
7924 ("wZ" constraint): Ditto.
7925 ("j" constraint): Ditto.
7927 * config/rs6000/predicates.md (vsx_register_operand): New
7929 (vfloat_operand): New predicate for vector.md.
7930 (vint_operand): Ditto.
7931 (vlogical_operand): Ditto.
7932 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7933 (easy_vector_constant): Add VSX support.
7934 (altivec_indexed_or_indirect_operand): New predicate for
7935 recognizing Altivec style memory references with AND -16.
7937 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7938 for vector secondary reload support.
7939 (rs6000_vector_reg_class): Delete, replacing it with
7941 (rs6000_vsx_reg_class): Ditto.
7942 (rs6000_constraints): New array to hold the register classes of
7943 each of the register constraints that can vary at runtime.
7944 (builtin_mode_to_type): New static array for builtin function type
7946 (builtin_hash_table): New static hash table for builtin function
7948 (TARGET_SECONDARY_RELOAD): Define target hook.
7949 (TARGET_IRA_COVER_CLASSES): Ditto.
7950 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7951 registers are 128 bits if VSX memory reference instructions are used.
7952 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7954 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7955 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7956 Print several of the scheduling related parameters.
7957 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7958 rs6000_constraints instead of rs6000_vector_reg_class. Move
7959 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7960 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7961 Altivec. Add VSX support. Setup for secondary reload support on
7962 Altivec/VSX registers.
7963 (rs6000_override_options): Make power7 set the scheduling groups
7964 like the power5. Add support for new debug switches to override
7965 the scheduling defaults. Temporarily disable -mcpu=power7 from
7966 setting -mvsx. Add support for debug switches -malways-hint,
7967 -msched-groups, and -malign-branch-targets.
7968 (rs6000_buitlin_conversion): Add support for returning unsigned
7969 vector conversion functions to fix regressions due to stricter
7971 (rs6000_builtin_mul_widen_even): Ditto.
7972 (rs6000_builtin_mul_widen_odd): Ditto.
7973 (rs6000_builtin_vec_perm): Ditto.
7974 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7975 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7977 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7979 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7980 VSX types for bit operations. Changes to accomidate vector.md.
7981 (bdesc_2arg): Ditto.
7982 (bdesc_1arg): Ditto.
7983 (struct builtin_description_predicates): Rewrite predicate
7984 handling so that RTL describes the operation, instead of passing
7985 the instruction to be used as a string argument.
7986 (bdesc_altivec_preds): Ditto.
7987 (altivec_expand_predicate_builtin): Ditto.
7988 (altivec_expand_builtin): Ditto.
7989 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7990 statement for vsldoi support.
7991 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7992 (altivec_expand_st_builtin): Ditto.
7993 (paired_expand_builtin): Whitespace changes.
7994 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7995 builtin_mode_to_type table for secondary reload. Call
7996 builtin_function_type to build random builtin functions.
7997 (altivec_init_builtins): Change to use builtin_function_type to
7998 create builtin function types dynamically as we need them.
7999 (builtin_hash_function): New support for hashing the tree types
8000 for builtin function as we need it, rather than trying to build
8001 all of the trees that we need. Add initial preliminary VSX support.
8002 (builtin_function_type): Ditto.
8003 (builtin_function_eq): Ditto.
8004 (builtin_hash_struct): Ditto.
8005 (rs6000_init_builtins): Ditto.
8006 (rs6000_common_init_builtins): Ditto.
8007 (altivec_init_builtins): Ditto.
8008 (rs6000_common_init_builtins): Ditto.
8009 (enum reload_reg_type): New enum for simplifing reg classes.
8010 (rs6000_reload_register_type): Simplify register classes into GPR,
8011 Vector, and other registers. Altivec and VSX addresses in reload.
8012 (rs6000_secondary_reload_inner): Ditto.
8013 (rs6000_ira_cover_classes): New target hook, that returns the
8014 appropriate cover classes, based on -mvsx being used or not.
8015 (rs6000_secondary_reload_class): Add VSX support.
8016 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8017 (get_vsel_insn): Ditto.
8018 (rs6000_emit_vector_compare): Rewrite vector conditional support
8019 so that where we can, we use RTL operators, instead of blindly use
8021 (rs6000_emit_vector_select): Ditto.
8022 (rs6000_emit_vector_cond_expr): Ditto.
8023 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8024 (create_TOC_reference): Add -mdebug=addr support.
8025 (emit_frame_save): VSX loads/stores need register indexed addressing.
8027 * config/rs6000/rs6000.md: Include vector.md.
8029 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8031 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8032 support for V2DI, V2DF in logical, permute, select operations.
8034 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8035 switch for vsx/power7.
8036 (-mvsx-scalar-memory): Ditto.
8037 (-mvsx-align-128): Ditto.
8038 (-mallow-movmisalign): Ditto.
8039 (-mallow-df-permute): Ditto.
8040 (-msched-groups): Ditto.
8041 (-malways-hint): Ditto.
8042 (-malign-branch-targets): Ditto.
8044 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8046 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8047 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8048 (rs6000_vector_reg_class): Delete.
8049 (rs6000_vsx_reg_class): Ditto.
8050 (enum rs6000_reg_class_enum): New enum for the constraints that
8051 vary based on target switches.
8052 (rs6000_constraints): New array to hold the register class for all
8053 of the register constraints that vary based on the switches used.
8054 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8055 (enum rs6000_builtins): Add unsigned varients for the builtin
8056 declarations returned by target hooks for expanding multiplies,
8057 select, and permute operations. Add VSX builtins.
8058 (enum rs6000_builtin_type_index): Add entries for VSX.
8059 (V2DI_type_node): Ditto.
8060 (V2DF_type_node): Ditto.
8061 (unsigned_V2DI_type_node): Ditto.
8062 (bool_long_type_node): Ditto.
8063 (intDI_type_internal_node): Ditto.
8064 (uintDI_type_internal_node): Ditto.
8065 (double_type_internal_node): Ditto.
8067 * config/rs6000/altivec.md (whole file): Move all expanders to
8068 vector.md from altivec.md. Rename insn matching functions to be
8070 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8071 (altivec_vcmp*): Ditto.
8072 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8073 (VM): New iterator for moves that includes the VSX types.
8074 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8075 (altivec_vperm_<mode>_uns): New, for unsigned types.
8076 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8077 (altivec_eq<mode>): Ditto.
8078 (altivec_gt<mode>): Ditto.
8079 (altivec_gtu<mode>): Ditto.
8080 (altivec_eqv4sf): Ditto.
8081 (altivec_gev4sf): Ditto.
8082 (altivec_gtv4sf): Ditto.
8083 (altivec_vcmpbfp_p): Ditto.
8085 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8087 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8090 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8094 ASM_SHORT instead of .word.
8095 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8096 instead of .word in asm template.
8098 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8101 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8102 (process_bb_node_lives): Use it.
8104 * ira.c (setup_cover_and_important_classes): Don't setup
8105 ira_important_class_nums. Add cover classes to the end of
8107 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8109 (find_reg_class_closure): Use reorder_important_classes.
8111 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8113 * config/i386/i386.c (i386_ira_cover_classes): New function.
8114 (TARGET_IRA_COVER_CLASSES): Redefine.
8116 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8117 importance of order of cover classes in the array.
8119 2009-07-22 Diego Novillo <dnovillo@google.com>
8121 * tree-pass.h (TDF_EH): Define.
8122 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8123 contains TDF_EH, print the EH region number holding GS.
8124 * tree-dump.c (dump_options): Add "eh".
8125 * doc/invoke.texi: Document it.
8127 2009-07-22 Doug Kwan <dougkwan@google.com>
8129 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
8131 2009-07-22 Michael Matz <matz@suse.de>
8133 PR tree-optimization/35229
8134 PR tree-optimization/39300
8136 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
8137 (inhibit_phi_insertion): New function.
8138 (insert_into_preds_of_block): Call it for REFERENCEs.
8139 (init_pre): Initialize and finalize scalar evolutions.
8140 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
8142 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
8144 * config/i386/predicates.md (zero_extended_scalar_load_operand):
8145 Use CONST_VECTOR_NUNITS to determine number of elements.
8147 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8149 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
8150 (U, W): Constraints are now deprecated and will be removed if we
8152 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
8154 ("prefetch"): Add the stcmh instruction for prefetching.
8155 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8157 (s390_short_displacement): Return always true if compiling for
8158 machines not providing the long displacement facility.
8159 (s390_mem_constraint): Support the new constraint letter Z.
8160 (s390_check_qrst_address): New function.
8162 2009-07-21 DJ Delorie <dj@redhat.com>
8164 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8167 2009-07-21 Jason Merrill <jason@redhat.com>
8169 * c-common.c (max_tinst_depth): Increase default to 1024.
8171 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8173 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8174 (vec_unpacku_float_lo_v4si): Ditto.
8176 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8179 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
8180 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
8181 (builtin_description): Add __builtin_ia32_cvtudq2ps.
8182 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
8184 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8186 PR tree-optimization/40813
8187 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8190 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8192 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8193 with a NOP_EXPR if needed.
8195 2009-07-21 Paul Brook <paul@codesourcery.com>
8197 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8198 Terminate debug dump with newline.
8200 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8202 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8203 Cast "1" to unsigned HOST_WIDE_INT.
8204 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8205 deposit length to the maximum length - lsb. Extend length if
8206 HOST_BITS_PER_WIDE_INT is 32.
8208 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8210 * cgraph.h (constant_pool_htab): New function.
8211 (constant_descriptor_tree): Move from varasm.c.
8212 * varasm.c (constant_pool_htab): New function.
8213 (constant_descriptor_tree): Move to cgraph.h.
8215 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8217 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8219 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8221 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8224 2009-07-20 Xinliang David Li <davidxl@google.com>
8226 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8228 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8230 * config/mips/mips.md (move_type): Add arith.
8231 (type): Handle arith.
8232 (zero_extendsidi2): Rename this into ...
8233 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8234 (zero_extendsidi2): New expander.
8235 (*zero_extendsidi2_dext): New pattern.
8237 2009-07-20 Nick Clifton <nickc@redhat.com>
8239 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8240 to set MIPS_ABI_DEFAULT.
8241 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8243 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8245 * tree-object-size.c (addr_object_size): Handle unions with
8246 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8248 PR tree-optimization/40792
8249 * tree.c (build_function_type_skip_args): Remove bogus assert.
8251 2009-07-20 Jan Hubicka <jh@suse.cz>
8252 Martin Jambor <mjambor@suse.cz>
8254 * cgraph.h (combined_args_to_skip): New field.
8255 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8256 combined_args_to_skip and args_to_skip.
8257 * tree-inline.c (update_clone_info): New function.
8258 (tree_function_versioning): Call update_clone_info.
8259 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8261 (cgraph_materialize_all_clones): More extensive dumping, working
8262 with combined_args_to_skip rather than args_to_skip.
8264 2009-07-20 Ira Rosen <irar@il.ibm.com>
8266 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8267 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8268 (get_initial_def_for_reduction): Likewise.
8269 (vectorizable_reduction): Skip the check of first operand in case
8270 of COND_EXPR. Add check that it is outer loop vectorization if
8271 nested cycle was detected. Call vectorizable_condition() for
8272 COND_EXPR. If reduction epilogue cannot be created do not fail for
8273 nested cycles (if it is not double reduction). Assert that there
8274 is only one type in the loop in case of COND_EXPR. Call
8275 vectorizable_condition() to vectorize COND_EXPR.
8276 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8277 Add parameters. Allow nested cycles if called from
8278 vectorizable_reduction(). Use reduction vector variable if provided.
8279 (vect_analyze_stmt): Call vectorizable_reduction() before
8280 vectorizable_condition().
8281 (vect_transform_stmt): Update call to vectorizable_condition().
8283 2009-07-20 Christian Bruel <christian.bruel@st.com>
8285 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8286 * doc/invoke.texi (-mfmovd): Likewise.
8287 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8289 2009-07-20 Jan Hubicka <jh@suse.cz>
8291 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8292 when handling SSA name.
8294 2009-07-19 Jan Hubicka <jh@suse.cz>
8296 PR tree-optimization/40676
8297 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8298 virtual PHIs in empty BBs.
8300 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8302 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8303 re-expanded the compound use gen_lowpart instead to convert to the
8306 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8308 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8309 OUTER_CONST arguments.
8310 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8311 the new wider mode will be masked off.
8312 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8314 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8316 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8317 high-order bits are zero.
8319 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8321 * combine.c (simplify_shift_const_1): Split code to determine
8323 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8324 new bits shifted in are identical to the old sign bit.
8326 2009-07-18 Richard Guenther <rguenther@suse.de>
8329 * gimplify.c (gimplify_call_expr): Reject code using results from
8330 functions returning void.
8332 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8334 * doc/md.texi: Document the new PowerPC "es" constraint.
8335 Document that "m" can include automodified addresses on this target,
8336 and explain how %U must be used. Extend the "Q" and "Z" documentation
8337 to suggest "es" as well as "m".
8338 * config/rs6000/constraints.md (es): New memory constraint.
8339 (Q, Z): Update strings to match new documentation.
8341 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8343 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8344 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8345 * config/rs6000/predicates.md (volatile_mem_operand): Use
8346 offsettable_nonstrict_memref_p.
8347 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8348 (*floatunssidf2_internal): Likewise.
8349 (*fix_truncdfsi2_internal): Likewise.
8350 (*fix_trunctfsi2_internal): Likewise.
8352 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8354 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8356 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8358 2009-07-17 Richard Guenther <rguenther@suse.de>
8361 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8362 (pass_warn_unused_result): Likewise.
8363 (TODO_set_props): Remove.
8364 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8366 (pass_diagnose_omp_blocks): Define.
8367 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8368 (c_gimple_diagnostics_recursively): Remove.
8369 (finish_function): Do not call it.
8370 (c_write_global_declarations): Continue after errors.
8371 Finalize the CU here.
8372 * c-gimplify.c (c_genericize): Do not gimplify here.
8373 * c-common.c (c_warn_unused_result): Move ...
8374 * tree-cfg.c (do_warn_unused_result): ... here.
8375 (run_warn_unused_result): New function.
8376 (gate_warn_unused_result): New function.
8377 (pass_warn_unused_result): New pass.
8378 * c-common.h (c_warn_unused_result): Remove.
8379 * flags.h (flag_warn_unused_result): Declare.
8380 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8381 * opts.c (flag_warn_unused_result): Initialize to false.
8382 * toplev.c (compile_file): Add comment.
8383 * omp-low.c (create_omp_child_function): Do not register
8384 the function with the frontend.
8385 (diagnose_omp_structured_block_errors): Prepare to be
8386 called as optimization pass.
8387 (gate_diagnose_omp_blocks): New function.
8388 (pass_diagnose_omp_blocks): New pass.
8389 * cgraph.h (cgraph_optimize): Remove.
8390 (cgraph_analyze_function): Likewise.
8391 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8392 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8393 before their parents here.
8394 (cgraph_finalize_function): Not here.
8395 (cgraph_analyze_function): Gimplify functions here.
8396 (cgraph_finalize_compilation_unit): Continue after errors.
8397 Optimize the callgraph from here.
8398 (cgraph_optimize): Make static.
8399 * langhooks.c (write_global_declarations): Finalize the CU.
8400 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8401 (gimplify_function_tree): Assert we gimplify only once.
8402 Set PROP_gimple_any property.
8403 * tree-nested.c (gimplify_all_functions): New function.
8404 (lower_nested_functions): Gimplify all nested functions.
8405 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8406 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8407 and pass_diagnose_omp_blocks after gimplification. Do not
8408 set TODO_set_props on all_lowering_passes.
8409 (execute_one_pass): Do not handle TODO_set_props.
8410 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8411 (gimplify.o): Add tree-pass.h dependency.
8412 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8413 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8414 (unsave_r): Likewise.
8415 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8418 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8420 * doc/service.texi (Service): Restore previously removed link,
8421 which isn't broken after all.
8423 2009-07-17 Richard Guenther <rguenther@suse.de>
8425 PR tree-optimization/40321
8426 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8427 PHI nodes to the maximal set.
8428 (make_values_for_phi): Add PHI arguments to the maximal set.
8429 (execute_pre): Dump PHI_GEN and the maximal set.
8431 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8434 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8437 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8439 * doc/extend.texi (Nested Functions): Replace broken link with
8441 * doc/service.texi (Service): Remove broken link.
8443 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8446 * builtins.c (expand_builtin_memcmp): Use loc instead of
8447 EXPR_LOCATION (exp).
8448 (expand_builtin_strncmp): Likewise.
8450 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8451 Manuel López-Ibáñez <manu@gcc.gnu.org>
8454 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8455 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8456 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8457 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8458 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8459 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8460 tree-inline.c, c-common.c, c-common.h, gimple.c,
8461 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8462 convert.c: Add location argument to fold_{unary,binary,ternary},
8463 fold_build[123], build_call_expr, build_size_arg,
8464 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8465 fold_build1_initializer, fold_build2_initializer,
8466 fold_build3_initializer, fold_build_call_array,
8467 fold_build_call_array_initializer, fold_single_bit_test,
8468 omit_one_operand, omit_two_operands, invert_truthvalue,
8469 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8470 combine_comparisons, fold_builtin_*, fold_call_expr,
8471 build_range_check, maybe_fold_offset_to_address, round_up,
8474 2009-07-16 Jason Merrill <jason@redhat.com>
8477 * c-common.c (c_common_reswords): Add __is_standard_layout
8479 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8480 * doc/implement-cxx.texi: New.
8481 * doc/gcc.texi: Include it.
8483 2009-07-16 DJ Delorie <dj@redhat.com>
8485 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8486 compares that may be indirectly affected by previous instructions.
8488 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8490 * builtins.c (do_mpc_arg2): New.
8491 (fold_builtin_2): Fold builtin cpow.
8492 * real.h (HAVE_mpc_pow): New.
8494 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8496 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8497 comparison to skip unprofitable schedule
8499 2009-07-16 Simon Baldwin <simonb@google.com>
8501 * gcc.c (option_map): New flag -no-canonical-prefixes.
8502 * (display_help): Print help text for new flag.
8503 * (process_command): Move options translation and language specifics
8504 and handle new flag early. Use it to set a function pointer to a
8505 prefix builder. Replace make_relative_prefix calls with calls to
8506 the function pointed to. Ignore new flag in regular options handling.
8507 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8509 2009-07-15 DJ Delorie <dj@redhat.com>
8511 * config/mep/mep.md (sibcall_internal): Change register to avoid
8513 (sibcall_value_internal): Likewise.
8515 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8517 PR rtl-optimization/40710
8518 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8520 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8522 * config/mips/mips.md (*extenddi_truncate<mode>,
8523 *extendsi_truncate<mode>): Change type attribute to move_type
8524 with shift_shift. Split out code handling exts from here ...
8525 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8527 (*extendhi_truncateqi): Change type attribute to move_type with
8528 shift_shift. Split out code handling exts from here ...
8529 (*extendhi_truncateqi_exts): ... to this new pattern.
8531 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8533 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8534 instead of "and" with inverted sign bit mask value. Use
8535 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8536 Allocate registers only for operand 4 and operand 5.
8538 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8541 * fold-const.c (fold_cond_expr_with_comparison): When folding
8542 < and <= to MIN, make sure the MIN uses the same type as the
8543 comparison's operands.
8545 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8547 * arm.md (ior_xor): New code iterator.
8548 (split for ior/xor with shift and zero-extend): New split pattern.
8549 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8551 2009-07-15 Richard Guenther <rguenther@suse.de>
8553 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8556 2009-07-15 Richard Guenther <rguenther@suse.de>
8559 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8561 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8563 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8564 handle 2.6.30 kernel.
8566 2009-07-15 DJ Delorie <dj@redhat.com>
8568 * config/mep/mep.md (sibcall_internal): Change register to allow
8569 for 24-bit addresses.
8570 (sibcall_value_internal): Likewise.
8572 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8574 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8575 that are enabled/disabled by the flags introduced by a previous patch.
8577 2009-07-14 DJ Delorie <dj@redhat.com>
8579 * config/mep/mep.md (sibcall_internal): Include non-toggling
8581 (sibcall_value_internal): Likewise.
8583 2009-07-14 Taras Glek <tglek@mozilla.com>
8584 Rafael Espindola <espindola@google.com>
8586 * doc/sourcebuild.texi: Document install-plugin target.
8587 * configure.ac: Added install-plugin target to language makefiles.
8588 * configure: Regenerate.
8589 * Makefile.in: (install-plugin): Install more headers,
8590 depend on lang.install-plugin.
8592 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8594 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8597 2009-07-14 DJ Delorie <dj@redhat.com>
8599 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8600 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8601 * config/mep/mep.md (sibcall_internal): Change test from
8602 mep_vliw_mode_match to mep_vliw_jmp_match.
8603 (sibcall_value_internal): Likewise.
8605 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8607 * config/i386/sse.md (copysign<mode>3): New expander.
8608 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8609 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8610 Use ix86_build_const_vector.
8611 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8612 IX86_BUILTIN_CPYSGNPD.
8613 (builtin_description): Add __builtin_ia32_copysignps and
8614 __builtin_ia32_copysignpd.
8615 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8616 and BUILT_IN_COPYSIGNF.
8618 2009-07-13 Jason Merrill <jason@redhat.com>
8620 * builtins.c (can_trust_pointer_alignment): New fn.
8621 (get_pointer_alignment): Factor it out from here.
8622 * tree.h: Declare it.
8624 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8626 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8629 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8633 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8635 2009-07-14 Richard Guenther <rguenther@suse.de>
8636 Andrey Belevantsev <abel@ispras.ru>
8639 * cfgexpand.c (partition_stack_vars): Do not bother to update
8640 alias information when not optimizing.
8642 2009-07-14 Richard Guenther <rguenther@suse.de>
8643 Andrey Belevantsev <abel@ispras.ru>
8645 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8646 (pt_solution_set): Likewise.
8647 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8648 * tree-ssa-structalias.c (pt_solution_set): New function.
8649 * final.c (rest_of_clean_state): Free SSA data structures.
8650 * print-rtl.c (print_decl_name): Remove.
8651 (print_mem_expr): Implement in terms of print_generic_expr.
8652 * alias.c (ao_ref_from_mem): New function.
8653 (rtx_refs_may_alias_p): Likewise.
8654 (true_dependence): Query alias-export info.
8655 (canon_true_dependence): Likewise.
8656 (write_dependence_p): Likewise.
8657 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8659 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8660 (mem_expr_equal_p): Use operand_equal_p.
8661 (set_mem_attributes_minus_bitpos): Do not use
8662 component_ref_for_mem_expr.
8663 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8664 (update_alias_info_with_stack_vars): Likewise.
8665 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8666 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8667 explicitly nor clear stmt operands.
8668 Free the decl-to-pointer map.
8669 * tree-optimize.c (execute_free_datastructures): Do not free
8670 SSA data structures here.
8671 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8672 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8673 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8675 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8677 2009-07-13 DJ Delorie <dj@redhat.com>
8679 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8680 unrolling at the right iteration count.
8682 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8685 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8687 * haifa-sched.c (rank_for_schedule): Introduced flags to
8688 enable/disable individual scheduling heuristics.
8689 * common.opt: Introduced flags to enable/disable individual
8690 heuristics in the scheduler.
8691 * doc/invoke.texi: Introduced flags to enable/disable individual
8692 heuristics in the scheduler.
8694 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8696 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8697 config/i386/mingw-tls.c.
8698 * config/i386/mingw-tls.c: Removed.
8700 2009-07-13 Ira Rosen <irar@il.ibm.com>
8702 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8703 checks access only relevant statements.
8704 (vectorizable_reduction): Likewise.
8706 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8708 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8709 just for 32-bit case.
8711 2009-07-12 Jan Hubicka <jh@suse.cz>
8713 PR tree-optimization/40585
8714 * except.c (expand_resx_expr): When there already is resume
8715 instruction, produce linked list.
8716 (build_post_landing_pads): Assert that resume is empty.
8717 (connect_post_landing_pads): Handle resume lists.
8718 (dump_eh_tree): Dump resume list.
8720 2009-07-12 Ira Rosen <irar@il.ibm.com>
8722 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8723 with additional argument.
8724 * tree-vectorizer.h (enum vect_def_type): Add
8725 vect_double_reduction_def.
8726 (vect_is_simple_reduction): Add argument.
8727 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8729 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8730 vect_is_simple_reduction with additional argument.
8731 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8733 (reduction_code_for_scalar_code): Handle additional codes by
8734 returning ERROR_MARK for them. Fix comment and indentation.
8735 (vect_is_simple_reduction): Fix comment, add argument to specify
8736 double reduction. Detect double reduction.
8737 (get_initial_def_for_induction): Fix indentation.
8738 (get_initial_def_for_reduction): Fix comment and indentation.
8739 Handle double reduction. Create initial definitions that do not
8740 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8741 (vect_create_epilog_for_reduction): Fix comment, add argument to
8742 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8743 epilogue result extraction. Create double reduction phi node and
8744 replace relevant uses.
8745 (vectorizable_reduction): Call vect_is_simple_reduction with
8746 additional argument. Fix indentation. Update epilogue code treatment
8747 according to the changes in reduction_code_for_scalar_code. Check
8748 for double reduction. Call vect_create_epilog_for_reduction with
8749 additional argument.
8750 * tree-vect-stmts.c (process_use): Handle double reduction, update
8752 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8753 (vect_get_vec_def_for_operand): Likewise.
8755 2009-07-12 Danny Smith <dansmister@gmail.com>
8757 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8758 dllexport if !TREE_PUBLIC.
8759 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8761 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8763 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8764 (avr_extra_arch_macro) Remove declatation.
8765 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8766 (avr_extra_arch_macro) Declare as static.
8767 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8769 2009-07-11 Jan Hubicka <jh@suse.cz>
8772 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8774 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8777 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8778 cold_in_std_section bits.
8779 (dwarf2out_begin_prologue): Initialize them.
8780 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8781 if already covered by text_section or cold_text_section range.
8783 PR rtl-optimization/40667
8784 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8785 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8786 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8787 * config/i386/i386.c (ix86_minimum_alignment): New function.
8788 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8789 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8790 * emit-rtl.c (gen_reg_rtx): Likewise.
8791 * function.c (assign_parms): Likewise. If nominal_type needs
8792 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8793 rather than passed_type's alignment.
8796 * function.c (assign_parm_setup_stack): Adjust
8797 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8798 from nominal_mode on big endian.
8800 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8802 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8804 2009-07-10 DJ Delorie <dj@redhat.com>
8806 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8808 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8810 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8812 (thumb2_cbnz): Likewise.
8814 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8817 * config.gcc (supported_defaults): Add synci.
8818 (with_synci): Add validation.
8819 (all_defaults): Add synci.
8820 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8823 * config/mips/mips.opt (msynci): New option.
8824 * config/mips/mips.c (mips_override_options): Warn on use of
8825 -msynci for targets that do now support it.
8826 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8828 * gcc/doc/invoke.texi (-msynci): Document the new option.
8829 * doc/install.texi (--with-synci): Document the new option.
8831 2009-07-10 Richard Guenther <rguenther@suse.de>
8833 PR tree-optimization/40496
8834 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8835 the PHI result with a compatible type.
8837 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8841 * c.opt (Wunused-result): New.
8842 * doc/invoke.texi: Document it.
8843 * c-common.c (c_warn_unused_result): Use it.
8845 2009-07-09 DJ Delorie <dj@redhat.com>
8847 * targhooks.c (default_target_can_inline_p): Rename from
8848 default_target_option_can_inline_p.
8849 * targhooks.h (default_target_can_inline_p): Likewise.
8850 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8851 TARGET_OPTION_CAN_INLINE_P.
8852 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8853 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8854 (mep_target_can_inline_p): Rename from
8855 mep_target_option_can_inline_p.
8858 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8859 registers used to pass vectors.
8861 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8863 2009-07-09 Tom Tromey <tromey@redhat.com>
8865 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8866 * config/mmix/mmix.c: Include dwarf2.h.
8867 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8868 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8869 * config/sh/sh.c: Include dwarf2.h.
8870 * config/i386/i386.c: Include dwarf2.h.
8871 * Makefile.in (DWARF2_H): Remove 'elf'.
8872 * except.c: Include dwarf2.h.
8873 * unwind-dw2.c: Include dwarf2.h.
8874 * dwarf2out.c: Include dwarf2.h.
8875 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8876 * unwind-dw2-fde.c: Include dwarf2.h.
8877 * dwarf2asm.c: Include dwarf2.h.
8879 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8881 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8882 (max_issue): Use it.
8883 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8885 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8886 (region_sched_info): Update.
8887 * sched-ebb.c (ebb_sched_info): Update.
8888 * modulo-sched.c (sms_sched_info): Update.
8889 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8891 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8893 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8895 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8897 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8899 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8902 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8903 arg1 with arg01 if arg1 is already INTEGER_CST.
8905 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8907 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8908 Transform (and (truncate)) into (truncate (and)).
8910 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8912 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8913 creating LHS paradoxical subregs. Fix surrounding returns to
8914 use NULL_RTX rather than 0.
8916 2009-07-08 DJ Delorie <dj@redhat.com>
8918 * config/mep/mep.c: (mep_option_can_inline_p): New.
8919 (TARGET_OPTION_CAN_INLINE_P): Define.
8921 2009-07-08 Mark Wielaard <mjw@redhat.com>
8924 * dwarf2out.c (add_data_member_location_attribute): When we have
8925 only a constant offset don't emit a new location description using
8926 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8929 2009-07-08 Richard Henderson <rth@redhat.com>
8932 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8933 (enum reg_class): Add CLOBBERED_REGS.
8934 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8935 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8936 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8937 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8938 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8939 force 64-bit sibcalls into R11.
8940 * config/i386/constraints.md (U): New constraint.
8941 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8942 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8943 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8945 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8947 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8949 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8950 * ebitmap.h (dump_ebitmap): Ditto.
8951 * optabs.h (optab_libfunc): Ditto.
8952 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8953 * tree-flow.h (vect_can_force_dr_alignment_p,
8954 get_vectype_for_scalar_type): Ditto.
8955 (vectorize_loops): Move prototype to ...
8956 * tree-vectorizer.h: ... here. Also, adjust comment.
8957 (vect_set_verbosity_level): Remove duplicate prototype.
8958 * tree-ssa-loop.c: Include tree-vectorizer.h.
8959 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8961 2009-07-08 Nick Clifton <nickc@redhat.com>
8963 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8966 2009-07-08 DJ Delorie <dj@redhat.com>
8968 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8969 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8970 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8972 * config/mep/intrinsics.md: Regenerated.
8973 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8974 registers when asm() or calls are detected.
8976 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8979 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8981 * gimple (gimple_build_call_from_tree): Likewise.
8982 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8983 no_warning flag before warning.
8985 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8987 * tree.c (set_expr_locus): Remove.
8988 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8989 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8991 * gimplify.c (internal_get_tmp_var): Likewise.
8992 (gimplify_call_expr): Likewise.
8993 (gimplify_one_sizepos): Likewise.
8995 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8998 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8999 to variables for debugging purposes.
9001 2009-06-23 Mark Loeser <mark@halcy0n.com>
9004 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9006 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9008 * pretty-print.c (pp_base_format): Remove %J.
9009 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9010 gcc_cxxdiag_char_table): Likewise.
9011 (init_dynamic_diag_info): Likewise.
9013 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9015 * pretty-print.c (pp_base_format): Remove %H.
9016 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9017 gcc_cxxdiag_char_table): Likewise.
9018 (init_dynamic_diag_info): Likewise.
9019 * config/mep/mep.c (mep_select_section): Likewise.
9021 2009-07-07 Duncan Sands <baldrick@free.fr>
9023 * final.c (pass_clean_state): Give the pass a name.
9024 * passes.c (pass_rest_of_compilation): Likewise.
9025 * tree-optimize.c (pass_all_optimizations): Likewise.
9027 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9029 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9030 an extra 'decl' for error_at.
9032 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9035 * tree-tailcall.c (adjust_return_value_with_ops,
9036 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9037 if it has complex or vector type.
9039 2009-07-07 Olivier Hainque <hainque@adacore.com>
9041 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9044 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9046 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9048 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9050 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9051 * c-decl.c: Likewise.
9052 * function.c: Likewise.
9053 * varasm.c: Likewise.
9054 * tree-ssa.c: Likewise.
9055 * c-common.c: Likewise.
9056 * tree-cfg.c: Likewise.
9057 * config/spu/spu.c: Likewise.
9058 * config/ia64/ia64.c: Likewise.
9059 * config/v850/v850.c: Likewise.
9061 2009-07-06 DJ Delorie <dj@redhat.com>
9063 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9064 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9065 unspecified accesses to control registers.
9066 * config/mep/intrinsics.md: Regenerate.
9067 * config/mep/intrinsics.h: Regenerate.
9068 * config/mep/mep-intrin.h: Regenerate.
9070 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9072 * c-lex.c: Replace %H by an explicit location. Update all calls.
9073 * c-common.c: Likewise.
9074 * c-decl.c: Likewise.
9075 * c-typeck.c: Likewise.
9076 * fold-const.c: Likewise.
9077 * gimplify.c: Likewise.
9079 * tree-cfg.c: Likewise.
9080 * tree-ssa-loop-niter.c: Likewise.
9081 * tree-vrp.c: Likewise.
9082 * value-prof.c: Likewise.
9084 2009-07-06 Diego Novillo <dnovillo@google.com>
9086 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9087 if it has one. Handle cases where VAR does not have an
9088 annotation or cfun is NULL.
9090 2009-07-06 Diego Novillo <dnovillo@google.com>
9092 * tree.c: Include debug.h.
9093 (initialize_tree_contains_struct): New.
9094 (init_ttree): Call it.
9095 (tree_node_structure_for_code): Factor out of ...
9096 (tree_node_structure): ... here.
9097 * treestruct.def (TS_PHI_NODE): Remove.
9098 (TS_GIMPLE_STATEMENT): Remove.
9100 2009-07-06 Diego Novillo <dnovillo@google.com>
9102 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9103 (debug_tree_chain): Handle cycles.
9105 2009-07-06 Nick Clifton <nickc@redhat.com>
9106 DJ Delorie <dj@redhat.com>
9108 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9109 __FMOVD_ENABLED__ is defined.
9111 (TARGET_FMOVD): Provide a default definition.
9112 (MASK_FMOVD): Likewise.
9113 (TARGET_CPU_CPP_BUILTINS): Define
9114 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9115 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9116 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9117 (split for DF load from memory into register): Also handle
9118 MEMs which consist of REG+DISP addressing.
9119 (split for DF store from register to memory): Likewise.
9120 (movsf_ie): Always use single fp_mode.
9121 * config/sh/sh.c (sh_override_options): Do not automatically
9122 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9123 that to the -mfmovd command line switch.
9124 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9125 (fldi_ok): Always allow.
9126 * config/sh/sh.opt (mfmovd): Remove this switch.
9127 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9129 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9130 Kaz Kojima <kkojima@gcc.gnu.org>
9132 PR rtl-optimization/30807
9133 * postreload.c (reload_combine): For every new use of REG_SUM,
9134 record the use of BASE.
9136 2009-07-06 Jan Hubicka <jh@suse.cz>
9138 * params.def: Revert my accidental commit at 2009-06-30.
9140 2009-07-04 Ian Lance Taylor <iant@google.com>
9143 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
9145 (mingw_format_attribute_overrides): Likewise.
9147 2009-07-04 Jakub Jelinek <jakub@redhat.com>
9150 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
9151 don't check cfa.reg. Instead of cfa.indirect use
9152 fde && fde->drap_reg != INVALID_REGNUM test.
9154 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9156 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9158 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9161 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9163 2009-07-03 Richard Guenther <rguenther@suse.de>
9165 PR tree-optimization/40640
9166 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9169 2009-07-03 Jan Hubicka <jh@suse.cz>
9171 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
9172 for size, reduce amount of inlining.
9174 2009-07-03 Richard Guenther <rguenther@suse.de>
9177 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
9178 if t +- x is known to not overflow and the conversion widens the
9180 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
9182 2009-07-03 Jan Hubicka <jh@suse.cz>
9184 * ipa-pure-const.c (analyze): Update loop optimizer init.
9185 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9186 try_remove_empty_loop, remove_empty_loops): Remove.
9187 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9188 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9189 to mark regular loops as neccesary.
9190 (degenerate_phi_p): New function.
9191 (propagate_necessity, remove_dead_phis): Use it.
9192 (forward_edge_to_pdom): Likewise.
9193 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9194 virtual PHI nodes that became unreachable.
9195 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9196 * tree-flow.h (remove_empty_loops): Remove.
9197 * passes.c (init_optimization_passes): Remove.
9199 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9201 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9202 can_create_pseudo_p.
9203 (*fix_trunc<mode>_i387_1): Ditto.
9204 (*floathi<mode>2_1): Ditto.
9205 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9206 (*fistdi2_1): Ditto.
9207 (*fist<mode>2_1): Ditto.
9208 (frndintxf2_floor): Ditto.
9209 (*fist<mode>2_floor_1): Ditto.
9210 (frndintxf2_ceil): Ditto.
9211 (*fist<mode>2_ceil_1): Ditto.
9212 (frndintxf2_trunc): Ditto.
9213 (frndintxf2_mask_pm): Ditto.
9214 (fxam<mode>2_i387_with_temp): Ditto.
9215 * config/i386/sse.md (mulv16qi3): Ditto.
9216 (*sse2_mulv4si3): Ditto.
9218 (sse4_2_pcmpestr): Ditto.
9219 (sse4_2_pcmpistr): Ditto.
9221 2009-07-03 Jan Hubicka <jh@suse.cz>
9223 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9224 (mark_stmt_necessary): Set it.
9225 (mark_operand_necessary): Set it.
9226 (mark_control_dependent_edges_necessary): Set it.
9227 (mark_virtual_phi_result_for_renaming): New function.
9228 (get_live_post_dom): New function.
9229 (forward_edge_to_pdom): New function.
9230 (remove_dead_stmt): Fix handling of control dependences.
9231 (tree_dce_init): Init new bitmap.
9232 (tree_dce_done): Free it.
9234 2009-07-02 Richard Guenther <rguenther@suse.de>
9237 * tree-ssa-structalias.c (new_var_info): Initialize
9240 2009-07-02 Jan Hubicka <jh@suse.cz>
9242 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9245 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9247 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9248 instead of recomputing it. Adjust calls.
9249 (emit_store_flag): Adjust recursive calls.
9251 2009-07-02 Richard Guenther <rguenther@suse.de>
9253 * tree-ssa-live.c (remove_unused_locals): Do not remove
9255 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9256 of DECL_EXTERNAL for HEAP variables.
9257 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9258 HEAP variables. Do not adjust RESTRICT vars.
9259 (find_what_var_points_to): Nobody cares if something
9262 2009-07-02 Ben Elliston <bje@au.ibm.com>
9264 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9265 pc_low and pc_high declarations to the top of the function.
9267 2009-07-01 DJ Delorie <dj@redhat.com>
9269 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9271 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9272 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9273 unspecified accesses to control registers.
9274 * config/mep/intrinsics.md: Regenerate.
9275 * config/mep/intrinsics.h: Regenerate.
9276 * config/mep/mep-intrin.h: Regenerate.
9278 2009-07-01 Anthony Green <green@moxielogic.com>
9280 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9281 instruction when possible.
9282 (moxie_expand_prologue): Ditto. Also, save an instruction and
9283 some complexity by popping off of $r12 instead of $sp.
9284 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9287 2009-07-01 Richard Henderson <rth@redhat.com>
9290 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9291 contained no insns, reposition note before last insn.
9293 2009-07-01 Richard Henderson <rth@redhat.com>
9296 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9297 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9299 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9302 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9303 darwin9 for printing reg addresses with %y.
9305 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9307 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9308 truncation from operands in binary operations.
9310 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9313 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9314 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9315 subreg of op0 to the original op0.
9317 * expmed.c (store_bit_field_1): Use a temporary as the destination
9318 instead of a paradoxical subreg when we need to truncate the result.
9320 2009-07-01 DJ Delorie <dj@redhat.com>
9322 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9323 names to VLIW variants.
9324 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9325 * config/mep/intrinsics.md: Regenerate.
9326 * config/mep/intrinsics.h: Regenerate.
9327 * config/mep/mep-intrin.h: Regenerate.
9329 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9332 * jump.c (returnjump_p): Revert last patch.
9333 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9335 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9338 * pa.md (casesi32p): Use jump table label to determine the offset
9340 (casesi64p): Likewise.
9342 * pa.c (forward_branch_p): Return bool type. Use instruction
9343 addresses when available. Assert that INSN has a jump label.
9344 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9347 2009-07-01 Richard Guenther <rguenther@suse.de>
9349 PR tree-optimization/19831
9350 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9351 that only act as barriers do not make any previous stores necessary.
9352 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9353 HEAP variables global, do not add a constraint from nonlocal.
9354 (find_func_aliases): Handle escapes through return statements.
9355 (compute_points_to_sets): Make escaped HEAP variables global.
9357 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9360 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9361 after reducing a DImode cstore to SImode.
9363 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9365 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9366 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9368 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9370 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9371 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9373 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9374 and umod_optab if TARGET_BSD_DIVMOD.
9375 * config/vax/lib1funcs.asm: New file.
9376 * config/vax/t-linux: New file.
9377 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9379 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9382 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9383 to type arguments that have void type.
9386 * dwarf2out.c (gen_formal_parameter_die): Call
9387 equate_decl_number_to_die if node is different from origin.
9389 2009-06-30 Anthony Green <green@moxielogic.com>
9391 Clean up moxie port for --enable-build-with-cxx.
9392 * config/moxie/moxie.c (moxie_function_value): First two
9393 parameters are const_tree, not tree.
9394 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9395 (REG_CLASS_NAMES): Ditto.
9396 (REGNO_REG_CLASS): Ditto.
9397 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9398 (moxie_function_value): Fix constyness of arguments.
9400 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9402 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9403 finalize_size_functions before further processing.
9404 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9405 (variable_size): Call self_referential_size on size expressions
9406 that contain a PLACEHOLDER_EXPR.
9407 (size_functions): New static variable.
9408 (copy_self_referential_tree_r): New static function.
9409 (self_referential_size): Likewise.
9410 (finalize_size_functions): New global function.
9411 * tree.c: Include tree-inline.h.
9412 (push_without_duplicates): New static function.
9413 (find_placeholder_in_expr): New global function.
9414 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9416 <tcc_expression>: Likewise.
9417 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9418 the call in the expression.
9419 * tree.h (finalize_size_functions): Declare.
9420 (find_placeholder_in_expr): Likewise.
9421 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9422 (substitute_placeholder_in_expr): Update comment.
9423 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9425 (copy_tree_body_r): Likewise.
9426 (copy_tree_body): New static function.
9427 (maybe_inline_call_in_expr): New global function.
9428 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9429 (maybe_inline_call_in_expr): Declare.
9430 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9431 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9434 2009-06-30 Richard Guenther <rguenther@suse.de>
9436 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9438 (propagate_necessity): Do not mark reaching defs of stores
9441 2009-06-30 Jan Hubicka <jh@suse.cz>
9443 * cfgloopanal.c (check_irred): Move into ...
9444 (mark_irreducible_loops): ... here; return true if ireducible
9446 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9447 (analyze_function): Try to prove loop finiteness.
9448 * cfgloop.h (mark_irreducible_loops): Update prototype.
9449 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9451 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9453 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9455 2009-06-30 Ira Rosen <irar@il.ibm.com>
9457 PR tree-optimization/40542
9458 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9461 2009-06-30 Martin Jambor <mjambor@suse.cz>
9463 PR tree-optimization/40582
9464 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9465 than useless_type_conversion_p.
9466 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9469 2009-06-30 Martin Jambor <mjambor@suse.cz>
9472 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9474 2009-06-30 Richard Guenther <rguenther@suse.de>
9476 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9477 use ao_ref references.
9478 (walk_aliased_vdefs): Likewise.
9479 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9480 * tree-ssa-dce.c (struct ref_data): Remove.
9481 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9482 (mark_aliased_reaching_defs_necessary): Adjust.
9483 (mark_all_reaching_defs_necessary_1): Likewise.
9485 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9488 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9489 (emit_store_flag_1): Extract from emit_store_flag, adjust
9490 calls to (what now is) emit_cstore.
9491 (emit_store_flag): Call emit_store_flag_1 and also use it
9492 for what used to be recursive calls.
9494 2009-06-30 Wei Guozhi <carrot@google.com>
9497 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9498 if the target bb post dominates from bb.
9499 * config/i386/i386.c (memory_address_length): Check existence of base
9500 register before using it.
9502 2009-06-30 Nick Clifton <nickc@redhat.com>
9503 DJ Delorie <dj@redhat.com>
9505 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9506 __FMOVD_ENABLED__ is defined.
9508 (TARGET_FMOVD): Provide a default definition.
9509 (MASK_FMOVD): Likewise.
9510 (TARGET_CPU_CPP_BUILTINS): Define
9511 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9512 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9513 two fmov instructions depending upon whether TARGET_FMOVD is
9515 (split for DF load from memory into register): Also handle
9516 MEMs which consist of REG+DISP addressing.
9517 (split for DF store from register to memory): Likewise.
9518 * config/sh/sh.opt (mfmovd): Remove this switch.
9519 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9520 * config/sh/sh.c (sh_override_options): Do not automatically
9521 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9522 that to the -mfmovd command line switch.
9524 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9526 (fldi_ok): Always allow.
9527 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9529 2009-06-29 DJ Delorie <dj@redhat.com>
9531 * doc/install.texi (mep-x-elf): Correct chip's full name.
9533 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9535 * doc/extend.texi: Fix typo.
9537 2009-06-29 Tom Tromey <tromey@redhat.com>
9540 * Makefile.in (DWARF2_H): New variable.
9542 (dwarf2out.o): Likewise.
9543 (dwarf2asm.o): Likewise.
9544 * config/i386/t-i386: Use DWARF2_H.
9545 * except.c: Include elf/dwarf2.h.
9546 * unwind-dw2.c: Include elf/dwarf2.h.
9547 * dwarf2out.c: Include elf/dwarf2.h.
9548 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9549 <dtprel>: New field.
9550 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9551 (size_of_loc_descr): Likewise.
9552 (output_loc_operands_raw): Likewise.
9553 (output_loc_operands): Handle new dtprel field.
9554 (loc_checksum): Update.
9555 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9556 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9557 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9558 * dwarf2asm.c: Include elf/dwarf2.h.
9559 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9560 * config/mmix/mmix.c: Include elf/dwarf2.h.
9561 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9562 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9563 * config/sh/sh.c: Include elf/dwarf2.h.
9564 * config/i386/i386.c: Include elf/dwarf2.h.
9566 2009-06-29 DJ Delorie <dj@redhat.com>
9568 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9570 * doc/extend.texi: Add MeP attributes and pragmas.
9571 * doc/invoke.text: Add MeP Options.
9572 * doc/contrib.texi: Add MeP contribution.
9573 * doc/md.texi: Add MeP constraints.
9574 * doc/install.texi: Add MeP target.
9576 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9578 * target.h (struct gcc_target): Add frame_pointer_required field.
9579 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9580 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9581 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9583 * reload1.c (update_eliminables): (Ditto.).
9584 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9585 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9586 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9588 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9590 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9591 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9592 (arm_frame_pointer_required): New function.
9594 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9595 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9596 (avr_frame_pointer_required_p): Declare as static.
9597 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9599 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9600 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9601 (bfin_frame_pointer_required): Make as static, change return type
9603 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9605 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9606 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9607 (cris_frame_pointer_required): New function.
9609 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9611 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9612 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9613 (fr30_frame_pointer_required): New function.
9615 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9616 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9617 (frv_frame_pointer_required): Make as static, change return type
9619 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9621 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9622 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9623 (ix86_frame_pointer_required): Make as static, change return type to
9625 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9627 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9628 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9630 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9632 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9634 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9636 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9637 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9638 (mips_frame_pointer_required): Make as static.
9639 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9641 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9642 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9643 (mmix_frame_pointer_required): Mew function.
9645 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9646 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9648 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9650 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9652 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9654 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9655 (CAN_ELIMINATE): Redefine.
9656 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9657 (sparc_frame_pointer_required): New function.
9658 (sparc_can_eliminate): New function.
9659 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9661 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9662 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9664 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9665 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9666 (xtensa_frame_pointer_required): Make as static, change return type
9668 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9671 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9673 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9674 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9675 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9676 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9677 (register_callback): Handle PLUGIN_START_UNIT.
9678 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9680 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9682 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9684 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9685 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9687 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9689 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9692 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9694 * doc/extend.texi (Additional Floating Types): __float128 is also
9695 supported on i386 targets.
9697 2009-06-29 Richard Guenther <rguenther@suse.de>
9700 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9702 (pt_solutions_same_restrict_base): Declare.
9703 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9705 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9706 (make_constraint_from, make_copy_constraint): Move earlier.
9707 (make_constraint_from_heapvar): New function.
9708 (make_constraint_from_restrict): Likewise.
9709 (handle_lhs_call): Use it.
9710 (find_func_aliases): Use it to track conversions to restrict
9712 (struct fieldoff): Add only_restrict_pointers flag.
9713 (push_fields_onto_fieldstack): Initialize it.
9714 (create_variable_info_for): Track global restrict qualified pointers.
9715 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9716 Track restrict qualified pointer arguments.
9717 (set_uids_in_ptset): Use varinfo is_global_var flag.
9718 (find_what_var_points_to): Set the vars_contains_restrict flag.
9719 Always create the points-to solution for sets including restrict tags.
9720 (pt_solutions_same_restrict_base): New function.
9721 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9722 qualified pointers use pt_solutions_same_restrict_base as
9723 additional source for disambiguation.
9725 2009-06-29 Richard Guenther <rguenther@suse.de>
9728 * alias.c (find_base_decl): Remove.
9729 (get_deref_alias_set_1): Remove restrict handling.
9730 * c-common.c (c_apply_type_quals_to_decl): Do not set
9731 DECL_POINTER_ALIAS_SET.
9732 * gimplify.c (find_single_pointer_decl_1): Remove.
9733 (find_single_pointer_decl): Likewise.
9734 (internal_get_tmp_var): Remove restrict handling.
9735 (gimple_regimplify_operands): Likewise.
9736 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9737 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9738 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9739 * tree.c (restrict_base_for_decl): Remove.
9740 (init_ttree): Do not allocate it.
9741 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9742 LABEL_DECL_UID for label decls.
9743 (copy_node_stat): Do not copy restrict information.
9744 (decl_restrict_base_lookup): Remove.
9745 (decl_restrict_base_insert): Likewise.
9746 (print_restrict_base_statistics): Likewise.
9747 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9748 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9749 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9750 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9751 (LABEL_DECL_UID): Adjust.
9752 (DECL_BASED_ON_RESTRICT_P): Remove.
9753 (DECL_GET_RESTRICT_BASE): Likewise.
9754 (SET_DECL_RESTRICT_BASE): Likewise.
9755 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9757 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9758 instead of DECL_POINTER_ALIAS_SET.
9759 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9760 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9761 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9763 2009-06-29 Richard Guenther <rguenther@suse.de>
9765 PR tree-optimization/40579
9766 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9767 the IL to simplify has constants that overflowed.
9769 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9771 PR tree-optimization/40550
9772 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9773 vector_compute_type only when the size of vector_compute_type is
9774 less than the size of type.
9776 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9778 * fold-const.c (contains_label_1): Fix comments.
9779 (contains_label_p): Do not walk trees multiple time.
9781 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9783 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9784 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9785 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9786 ix86_fp_comparison_operator.
9787 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9788 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9789 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9790 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9791 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9792 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9793 (related splits): Change predicate to ix86_fp_comparison_operator.
9794 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9795 instead of ix86_fp_comparison_codes.
9796 (ix86_trivial_fp_comparison_operator,
9797 ix86_fp_comparison_operator): New.
9798 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9799 (ix86_expand_compare): Eliminate last two parameters.
9800 (ix86_fp_jump_nontrivial_p): Kill.
9801 * config/i386/i386.c (put_condition_code): Eliminate call to
9802 ix86_fp_comparison_codes and subsequent assertion.
9803 (ix86_fp_comparison_codes): Eliminate.
9804 (ix86_fp_swap_condition): New.
9805 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9806 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9807 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9808 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9809 and ix86_fp_swap_condition.
9810 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9811 Use ix86_fp_comparison_strategy.
9812 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9813 (ix86_fp_jump_nontrivial_p): Eliminate.
9814 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9815 call to ix86_expand_compare.
9816 (ix86_split_fp_branch, ix86_expand_setcc,
9817 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9818 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9820 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9822 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9823 related to jump_clobbers.
9824 * config/arm/arm.md (conds): Remove jump_clob case.
9825 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9826 splits): Change comparison_operator to arm_comparison_operator.
9827 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9830 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9832 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9833 condition for floating point modes.
9834 * expmed.c (emit_store_flag_1): Move here a bigger part
9836 (emit_store_flag): Try swapping the condition for floating point
9838 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9840 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9842 * expr.c (expand_expr_real_1): Just use do_store_flag.
9843 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9844 emit_store_flag_force.
9845 * expmed.c (emit_store_flag_force): Copy here trick
9846 previously in expand_expr_real_1. Try reversing the comparison.
9847 (emit_store_flag_1): Work if target is NULL.
9848 (emit_store_flag): Work if target is NULL, using the result mode
9849 from the comparison. Use split_comparison, restructure final part
9850 to simplify conditionals.
9852 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9854 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9855 * dojump.c (do_jump): Change handling of floating-point
9856 ops to use just do_compare_and_jump.
9857 (split_comparison): New.
9858 (do_compare_rtx_and_jump): Add here logic coming previously
9859 in do_jump, using split_comparison.
9861 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9864 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9866 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9868 * tree-ssa-alias.c: Fix unintentional commit.
9870 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9872 * passes.c (execute_one_pass): Fix unintentional commit.
9874 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9876 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9877 (df_rd_local_compute, df_md_local_compute): Inline them.
9879 (df_md_scratch): New.
9880 (df_md_alloc, df_md_free): Allocate/free it.
9881 (df_md_local_compute): Only include live registers in init.
9882 (df_md_transfer_function): Prune the in-set computed by
9883 the confluence function, and the gen-set too.
9885 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9887 PR rtl-optimization/26854
9888 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9889 * df-problems.c (df_rd_add_problem): Fix comment.
9890 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9891 df_md_simulate_artificial_defs_at_top,
9892 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9893 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9894 df_md_transfer_function, df_md_init, df_md_confluence_0,
9895 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9896 problem_MD, df_md_add_problem): New.
9897 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9898 df_md_get_bb_info): New.
9899 (DF_LAST_PROBLEM_PLUS1): Adjust.
9901 * Makefile.in (fwprop.o): Include domwalk.h.
9902 * fwprop.c: Include domwalk.h.
9903 (reg_defs, reg_defs_stack): New.
9904 (bitmap_only_bit_between): Remove.
9905 (process_defs): New.
9906 (process_uses): Use reg_defs and local_md instead of
9907 bitmap_only_bit_between and local_rd.
9908 (single_def_use_enter_block): New, from build_single_def_use_links.
9909 (single_def_use_leave_block): New.
9910 (build_single_def_use_links): Remove code moved to
9911 single_def_use_enter_block, invoke domwalk.
9912 (use_killed_between): Adjust comment.
9914 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9916 * bitmap.h (bitmap_ior_and_into): New.
9917 * bitmap.c (bitmap_ior_and_into): New.
9919 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9921 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9922 before_dom_children_before_stmts and after_dom_children_after_stmts.
9923 Rename the two remaining callbacks to just before_dom_children and
9924 after_dom_children. Remove other GIMPLE statement walking bits.
9925 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9926 * graphite.c: Do not include domwalk.h.
9927 * tree-into-ssa.c (interesting_blocks): New global.
9928 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9929 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9930 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9931 now that they're not domwalk callbacks.
9932 (rewrite_initialize_block): Rename to...
9933 (rewrite_enter_block): ... this, place after called functions. Test
9934 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9935 (rewrite_finalize_block): Rename to...
9936 (rewrite_leave_block): ... this, place after called functions.
9937 (rewrite_update_init_block): Rename to...
9938 (rewrite_update_enter_block): ... this, place after called functions.
9939 Test interesting_blocks, call rewrite_update_stmt and
9940 rewrite_update_phi_arguments.
9941 (rewrite_update_fini_block): Rename to...
9942 (rewrite_leave_block): ... this, place after called functions.
9943 (rewrite_blocks): Remove last argument, simplify initialization of
9945 (mark_def_sites_initialize_block): Rename to...
9946 (mark_def_sites_block): ... this, call mark_def_sites.
9947 (mark_def_sites_blocks): Remove argument, simplify initialization of
9949 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9950 (update_ssa): Likewise.
9951 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9953 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9954 (dom_opt_initialize_block): Rename to...
9955 (dom_opt_enter_block): ... this, place after called functions. Walk
9956 statements here, inline propagate_to_outgoing_edges.
9957 (dom_opt_finalize_block): Rename to...
9958 (dom_opt_leave_block): ... this, place after called functions.
9959 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9961 (dse_enter_block, dse_record_phi): New.
9962 (dse_record_phis): Delete.
9963 (dse_finalize_block): Rename to...
9964 (dse_leave_block): ... this.
9965 (tree_ssa_dse): Simplify initialization of walk_data.
9966 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9967 Adjust initialization of walk_data.
9968 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9969 * tree-ssa-loop-phiopt.c (get_non_trapping):
9970 Adjust initialization of walk_data.
9971 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9972 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9973 it's not a domwalk callback.
9974 (uncprop_initialize_block): Rename to...
9975 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9976 (dse_finalize_block): Rename to...
9977 (dse_leave_block): ... this.
9978 (tree_ssa_uncprop): Simplify initialization of walk_data.
9979 * Makefile.in: Adjust dependencies.
9981 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9983 * arm.md (casesi): Fix test for Thumb1.
9984 (thumb1_casesi_internal_pic): Likewise.
9985 (thumb1_casesi_dispatch): Likewise.
9987 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9989 * config/arm/arm-cores.def: Added core cortex-m0.
9990 * config/arm/arm-tune.md: Regenerated.
9991 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9993 2009-06-26 DJ Delorie <dj@redhat.com>
9995 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9997 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9998 the scheduler doesn't tag jump insns.
10000 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10002 * c-decl.c (merge_decls): Re-indent.
10004 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10007 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10008 Special-case decimal float constants.
10010 2009-06-26 Richard Henderson <rth@redhat.com>
10012 * function.h (struct function): Add cannot_be_copied_reason,
10013 and cannot_be_copied_set.
10014 * tree-inline.c (has_label_address_in_static_1): Rename from
10015 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10016 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10017 don't set inline_forbidden_reason.
10018 (copy_forbidden): New function, split out of inline_forbidden_p.
10019 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10020 (inline_forbidden_p): Use copy_forbidden.
10021 (tree_versionable_function_p): Likewise.
10022 (inlinable_function_p): Merge into tree_inlinable_function_p.
10023 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10024 * ipa-cp.c (ipcp_versionable_function_p): New function.
10025 (ipcp_cloning_candidate_p): Use it.
10026 (ipcp_node_modifiable_p): Likewise.
10028 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10030 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10031 that is marked not to be inlined. Remove flag_mudflap use.
10032 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10033 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10035 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10038 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10039 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10041 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10043 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10045 (__mingwthr_remove_key_dtor): Likewise.
10047 2009-06-26 Richard Guenther <rguenther@suse.de>
10049 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10051 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10053 PR middle-end/40525
10054 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10055 try the non-cond_exec path also.
10057 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10060 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10061 (output_cbranch): Use new functions.
10062 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10065 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10066 Pat Haugen <pthaugen@us.ibm.com>
10067 Revital Eres <ERES@il.ibm.com>
10069 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10070 for %c error. Add %x support to print VSX registers as a unified
10071 register set, instead of separate float and altivec registers.
10072 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10073 %y case, and add support for VSX pre-modify addresses.
10074 (output_toc): Add assert for CONST containing an integer constant
10076 (rs6000_adjust_cost): Add POWER7 support.
10077 (insn_must_be_first_in_group): Ditto.
10078 (insn_must_be_last_in_group): Ditto.
10079 (rs6000_emit_popcount): Ditto.
10080 (rs6000_vector_mode_supported_p): Ditto.
10082 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10083 Change some of the functions called by macros to being called
10084 through a pointer, so debug functions can be inserted if
10085 -mdebug=addr or -mdebug=cost.
10086 (rs6000_preferred_reload_class_ptr): Ditto.
10087 (rs6000_secondary_reload_class_ptr): Ditto.
10088 (rs6000_secondary_memory_needed_ptr): Ditto.
10089 (rs6000_cannot_change_mode_class_ptr): Ditto.
10090 (rs6000_secondary_reload_inner): Ditto.
10091 (rs6000_legitimize_reload_address): Ditto.
10092 (rs6000_legitimize_reload_address_ptr): Ditto.
10093 (rs6000_mode_dependent_address): Ditto.
10094 (rs6000_mode_dependent_address_ptr): Ditto.
10096 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10097 function to return true if the mode allows reg + integer
10099 (virtual_stack_registers_memory_p): New function to return true if
10100 the address refers to a virtual stack register.
10101 (rs6000_legitimate_offset_address_p): Move code to say whether a
10102 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10104 (rs6000_legitimate_address_p): Add checks for modes that only can
10105 do reg+reg addressing. Start adding VSX support.
10106 (rs6000_legitimize_reload_address): Ditto.
10107 (rs6000_legitimize_address): Ditto.
10108 (rs6000_debug_legitimate_address_p): New debug functions for
10109 -mdebug=addr and -mdebug=cost.
10110 (rs6000_debug_rtx_costs): Ditto.
10111 (rs6000_debug_address_costs): Ditto.
10112 (rs6000_debug_adjust_cost): Ditto.
10113 (rs6000_debug_legitimize_address): Ditto.
10114 (rs6000_legitimize_reload_address_ptr): Point to call normal
10115 function or debug function. Make functions called via pointer
10117 (rs6000_mode_dependent_address_ptr): Ditto.
10118 (rs6000_secondary_reload_class_ptr): Ditto.
10119 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10120 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10121 into a friendlier error.
10122 (rs6000_init_builtins): Add initial VSX support.
10123 (rs6000_adjust_cost): Fix some spacing issues.
10125 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10126 (REG_CLASS_NAMES): Ditto.
10127 (REG_CLASS_CONTENTS): Ditto.
10128 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10129 pointer, to add -mdebug=addr support.
10130 (CANNOT_CHANGE_MODE_CLASS): Ditto.
10131 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
10132 -mdebug=addr support.
10133 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
10134 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
10135 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
10137 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
10139 (bswapsi*): Set attribute types for load/store. Add combiner
10140 patterns to eliminate zero extend on 64-bit.
10141 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
10142 stdbrx if the hardware supports those instructions.
10144 2009-06-25 Ian Lance Taylor <iant@google.com>
10146 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
10147 (Link Options): Document -static-libstdc++.
10149 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10152 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
10153 DATA_ALIGNMENT instead.
10155 2009-06-25 Richard Guenther <rguenther@suse.de>
10157 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10158 indirect references against the callused/escaped solutions.
10159 (call_may_clobber_ref_p_1): Likewise.
10161 2009-06-25 Martin Jambor <mjambor@suse.cz>
10163 PR tree-optimization/40493
10164 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10165 (enum unscalarized_data_handling): New type.
10166 (handle_unscalarized_data_in_subtree): Return what has been done.
10167 (load_assign_lhs_subreplacements): Handle left flushes differently.
10168 (sra_modify_assign): Use unscalarized_data_handling, simplified
10169 condition determining whether to remove the statement.
10171 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
10173 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
10174 excerpt - @ should be doubled for texinfo.
10176 2009-06-24 Ian Lance Taylor <iant@google.com>
10178 * config/arc/arc.c: Include "df.h".
10179 (arc_attribute_table): Make static. Move higher in file.
10180 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
10181 (output_shift): Initialize n later to avoid warning.
10182 * config/arm/arm.c (arm_attribute_table): Make static. Move
10184 * config/avr/avr.c (avr_attribute_table): Make static. Move
10186 (reg_class_tab): Change array type from int to enum reg_class.
10187 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10189 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10190 (lshrhi3_out): Likewise.
10191 (class_likely_spilled_p): Change return type to bool.
10192 (avr_rtx_costs): Use local code variable with enum type.
10193 * config/avr/avr.md (movmemhi): Use add_reg_note.
10194 (andhi3, andsi3): Don't use AS2 with "and".
10195 (iorhi3, iorsi3): Don't use AS2 with "or".
10196 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10197 * config/crx/crx.c: Include "df.h".
10198 (crx_attribute_table): Make static.
10199 * config/m32r/m32r.c: Include "df.h".
10200 (m32r_attribute_table): Make static. Move higher in file.
10201 (pop): Use add_reg_note.
10202 (block_move_call): Change 0 to LCT_NORMAL in function call.
10203 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10204 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10205 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10206 declare, not just when TREE_CODE is defined.
10207 * config/m68hc11/m68hc11.c: Include "expr.h".
10208 (m68hc11_attribute_table): Make static. Move higher in file.
10209 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10211 (m68hc11_register_indirect_p): Likewise.
10212 (m68hc11_function_arg_padding): Change return type to enum
10214 (emit_move_after_reload): Use add_reg_note.
10215 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10216 (m68hc11_split_logical): Likewise.
10217 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10219 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10220 to VOIDmode in function call.
10221 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10223 (m68hc11_split_logical): Update declaration.
10224 (m68hc11_function_arg_padding): Update declaration.
10225 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10226 to array of enum reg_class.
10227 (mcore_attribute_table): Make static. Move higher in file.
10228 (mcore_rtx_costs): Add cast to enum type.
10229 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10230 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10231 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10233 * config/sh/predicates.md (trapping_target_operand): Rename and to
10235 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10237 * config/spu/spu.c (spu_attribute_table): Make static. Move
10239 * config/v850/v850.c (v850_attribute_table): Make static. Move
10241 (v850_rtx_costs): Use local code with enum type.
10242 (expand_epilogue): Add cast.
10243 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10245 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10248 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10249 -m2a-single-only and -m2a-nofpu.
10250 * config/sh/sh.opt: Document m2a generates FPU code.
10252 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10254 * defaults.h (CAN_ELIMINATE): Provide default.
10255 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10256 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10257 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10258 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10259 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10260 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10261 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10262 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10263 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10264 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10266 2009-06-24 DJ Delorie <dj@redhat.com>
10268 * mep-ext-cop.cpu: Fix copyright notice.
10269 * mep-default: Fix copyright notice.
10270 * mep-core: Fix copyright notice.
10271 * mep: Fix copyright notice.
10272 * mep-ivc2: Fix copyright notice.
10273 * mep-c5: Fix copyright notice.
10275 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10277 * doc/contrib.texi (Contributors):
10279 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10281 PR middle-end/40501
10282 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10283 src and dst operands if necessary.
10285 2009-06-23 DJ Delorie <dj@redhat.com>
10288 * config.gcc: Add mep support.
10289 * recog.c: Resurrect validate_replace_rtx_subexp().
10290 * recog.h: Likewise.
10291 * config/mep/: Add new port:
10292 * config/mep/constraints.md: New file.
10293 * config/mep/default.h: New file.
10294 * config/mep/intrinsics.h: New file.
10295 * config/mep/intrinsics.md: New file.
10296 * config/mep/ivc2-template.h: New file.
10297 * config/mep/mep-c5.cpu: New file.
10298 * config/mep/mep-core.cpu: New file.
10299 * config/mep/mep-default.cpu: New file.
10300 * config/mep/mep-ext-cop.cpu: New file.
10301 * config/mep/mep-intrin.h: New file.
10302 * config/mep/mep-ivc2.cpu: New file.
10303 * config/mep/mep-lib1.asm: New file.
10304 * config/mep/mep-lib2.c: New file.
10305 * config/mep/mep-pragma.c: New file.
10306 * config/mep/mep-protos.h: New file.
10307 * config/mep/mep-tramp.c: New file.
10308 * config/mep/mep.c: New file.
10309 * config/mep/mep.cpu: New file.
10310 * config/mep/mep.h: New file.
10311 * config/mep/mep.md: New file.
10312 * config/mep/mep.opt: New file.
10313 * config/mep/predicates.md: New file.
10314 * config/mep/t-mep: New file.
10316 2009-06-23 Ian Lance Taylor <iant@google.com>
10318 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10319 from loose_warn into c_loose_warn and from strict_warn into
10320 c_strict_warn. Set and substitute warn_cxxflags. Check for
10321 --enable-build-with-cxx. Set and substitute
10322 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10323 * Makefile.in (CXXFLAGS): New variable.
10324 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10325 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10326 the default is the same as $(STRICT_WARN).
10327 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10328 (CXX): New variable.
10329 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10330 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10331 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10332 (HOST_LIBS): New variable.
10333 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10334 (ALL_CXXFLAGS): New variable.
10335 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10336 * doc/install.texi (Configuration): Document
10337 --enable-build-with-cxx, --with-stage1-ldflags,
10338 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10339 * configure: Rebuild.
10341 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10343 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10344 from previous commit.
10346 2009-06-23 Ian Lance Taylor <iant@google.com>
10348 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10350 2009-06-23 Ian Lance Taylor <iant@google.com>
10352 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10353 with ATTRIBUTE_UNUSED.
10355 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10356 Pat Haugen <pthaugen@us.ibm.com>
10357 Revital Eres <eres@il.ibm.com>
10359 * config.in (HAVE_AS_POPCNTD): Add default definition.
10360 (HAVE_AS_LWSYNC): Ditto.
10362 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10364 (gcc_cv_as_powerpc_cmpb): Ditto.
10365 (gcc_cv_as_powerpc_dfp): Ditto.
10366 (gcc_cv_as_powerpc_vsx): Ditto.
10367 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10368 supporting the popcntd/lwsync instructions.
10369 (gcc_cv_as_powerpc_lwsync): Ditto.
10370 * configure: Regenerate.
10372 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10373 -mcpu=native and -mcpu=power7.
10374 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10376 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10377 a variable instead of a mask to reduce the number of mask bits.
10378 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10379 (-mbit-word): Ditto.
10380 (-mregnames): Ditto.
10381 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10382 (-mfused-madd): Ditto.
10384 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10386 (-mvsx): New switch for VSX instructions.
10387 (-misel): Move from a variable to a mask to allow it to be set by
10390 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10391 function declaration to an array declaration.
10392 (rs6000_hard_regno_nregs): New external array declaration.
10394 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10395 files included by rs6000.md.
10397 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10398 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10400 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10402 (rs6000_debug_reg): New -mdebug= variables.
10403 (rs6000_debug_addr): Ditto.
10404 (rs6000_debug_cost): Ditto.
10405 (rs6000_pmode): New variable to hold Pmode.
10406 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10407 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10408 calculated at compiler start.
10409 (rs6000_hard_regno_nregs): Change function to an array which holds
10410 HARD_REGNO_NREGS calculated at compiler start.
10411 (rs6000_explicit_options): Delete isel field.
10412 (rs6000_vector_unit): New array to hold which vector unit
10413 supports arithmetic options for a given type.
10414 (rs6000_vector_mem): New array to hold which vector unit supports
10415 memory reference operations for a given type.
10416 (rs6000_vector_align): New array to given the alignment of each
10418 (power7_cost): New basic costs for power7.
10419 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10420 (rs6000_hard_regno_nregs_internal): New function, moved from
10421 HARD_REGNO_NREGS, to calculate the number of registers each hard
10422 register takes for each type.
10423 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10424 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10425 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10426 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10427 unit information here so it is calculated once at compiler startup
10429 (rs6000_override_options): Make -misel a target mask. Add more
10430 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10431 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10433 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10434 (rs6000_handle_option): Move -misel from variable to target mask.
10435 (rs6000_builtin_mask_for_load): Add VSX support.
10436 (rs6000_conditional_register_usage): Ditto.
10437 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10438 (function_arg_boundary): Ditto.
10439 (rs6000_expand_builtin): Ditto.
10440 (def_builtin): Make abort message a little friendlier.
10441 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10443 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10444 assembler support the popcntd instruction instead of a vsx
10445 instruction to enable power7 support.
10446 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10447 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10448 option to the assembler if -mcpu=native.
10449 (ASM_CPU_NATIVE_SPEC): Ditto.
10450 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10452 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10453 the lwsync instruction.
10454 (enum processor_type): Add PROCESSOR_POWER7.
10455 (rs6000_debug_reg): New -mdebug= options.
10456 (rs6000_debug_addr): Ditto.
10457 (rs6000_debug_cost): Ditto.
10458 (rs6000_isel): Delete.
10459 (enum rs6000_vector): New enum to say what vector unit we have.
10460 (VECTOR_UNIT_*): New macros to say which vector unit has
10461 arithmetic operations for a given type.
10462 (VECTOR_MEM_*): New macros to say which vector unit has memory
10463 operations for a given type.
10464 (TARGET_LDBRX): Whether the machine supports the ldbrx
10466 (TARGET_ISEL): Delete, -misel moved to be a mask.
10467 (TARGET_ISEL64): New macro for 64-bit isel support.
10468 (UNITS_PER_VSX_WORD): New macro.
10469 (POINTER_SIZE): Move to be an external variable, rather than
10470 calculating whether we are generating 32 ot 64-bit code.
10472 (STACK_BOUNDARY): Add VSX support.
10473 (LOCAL_ALIGNMENT): Ditto.
10474 (SLOW_UNALIGNED_ACCESS): Ditto.
10475 (VSX_REGNO_P): New macro for VSX support.
10476 (VFLOAT_REGNO_P): Ditto.
10477 (VINT_REGNO_P): Ditto.
10478 (VLOGICAL_REGNO_P): Ditto.
10479 (VSX_VECTOR_MODE): Ditto.
10480 (VSX_SCALAR_MODE): Ditto.
10482 (VSX_MOVE_MODE): Ditto.
10483 (VSX_REG_CLASS_P): Ditto.
10484 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10486 (UNITS_PER_SIMD_WORD): Add VSX support.
10487 (MODES_TIEABLE_P): Ditto.
10488 (STARTING_FRAME_OFFSET): Ditto.
10489 (STACK_DYNAMIC_OFFSET): Ditto.
10490 (EPILOGUE_USES): Ditto.
10491 (REGNO_REG_CLASS): Move to array lookup.
10492 (CLASS_MAX_NREGS): Ditto.
10493 (rs6000_vector_reg_class): Add declaration.
10494 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10495 overlap with the floating point and Altivec registers.
10497 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10499 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10500 give the appropriate asm switches if -mcpu=native.
10501 (host_detect_local_cpu): Add support for "asm".
10502 (host_detect_local_cpu): Follow GNU code guidelines for name.
10504 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10505 -mbit-word to a variable instead of being a target mask.
10507 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10508 emit the lwsync instruction instead of emitting the instruction as
10509 an integer constant.
10511 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10512 fixuns_trundfsi2, move expander into rs6000.md.
10514 * config/rs6000/rs6000.md (cpu): Add power7.
10515 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10516 (logical predicate patterns): Change the single instruction
10517 primitives that set CR0 to be fast_compare instead of compare.
10519 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10520 (popcntddi2): Ditto.
10521 (popcount<mode>): Ditto.
10522 (floating multiply/add insns): Name the floating point
10523 multiply/add insns.
10524 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10525 (isel_unsigned_<mode>): Ditto.
10526 (fixuns_trundfsi2): Move expander here from spe.md.
10527 (smindi3): Define if we have -misel on 64-bit systems.
10532 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10534 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10536 * config/avr/avr.c (avr_current_device): New variable.
10537 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10538 (avr_arch, mcu_type_s): Move to avr.h.
10539 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10540 default_data_section_start fields.
10541 (avr_arch): Moved from avr.c.
10542 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10543 library_name fields.
10544 (avr_current_device, avr_mcu_types, avr_arch_types,
10545 avr_device_to_arch, avr_device_to_data_start,
10546 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10547 (EXTRA_SPEC_FUNCTIONS): Define.
10548 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10549 options mapping. Use device_to_arch and device_to_data_start insted.
10550 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10551 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10552 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10553 * config/avr/driver-avr.c: New file.
10554 * config/avr/avr-devices.c: New file.
10556 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10558 * var-tracking.c (unshare_variable): Force initialized to
10559 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10560 (set_variable_part): Likewise.
10561 (struct variable_union_info): Remove pos_src field.
10562 (vui_vec, vui_allocated): New variables.
10563 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10564 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10565 == 1 use a simpler sorting algorithm. Compute pos field right
10566 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10567 Avoid quadratic comparison if !flag_var_tracking_uninit.
10568 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10569 unshare_variable unconditionally.
10570 (dataflow_set_different_2): Removed.
10571 (dataflow_set_different): Don't traverse second hash table.
10572 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10573 unconditionally to var_reg_set or var_mem_set.
10574 (emit_notes_in_bb): Likewise.
10575 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10577 (emit_note_insn_var_location): Don't set initialized to
10578 VAR_INIT_STATUS_INITIALIZED early.
10579 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10581 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10583 * tree-object-size.c (addr_object_size): Instead of checking
10584 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10585 are no FIELD_DECLs following it.
10587 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10589 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10590 order to match bswaps with signed source operands.
10592 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10594 * sdbout.c (sdbout_one_type): Fix braces in switch.
10596 2009-06-23 Richard Guenther <rguenther@suse.de>
10598 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10600 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10601 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10602 var_callused, callused_tree, var_storedanything, storedanything_tree,
10603 var_integer, integer_tree): Remove global variables.
10604 (new_var_info): Do not pass new id, append the new var to the
10605 global variable vector.
10606 (do_ds_constraint): Use is_global_var member of the variable-info.
10607 (new_scalar_tmp_constraint_exp): Adjust.
10608 (create_function_info_for): Likewise.
10609 (create_variable_info_for): Likewise.
10610 (find_what_var_points_to): Remove dead code.
10611 (init_base_vars): Simplify.
10612 (compute_points_to_sets): Adjust.
10614 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10616 * combine.c (try_combine): Dump information about the insns we're
10619 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10621 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10622 check when calling force_to_mode on TRUNCATE's operand.
10624 2009-06-22 Ian Lance Taylor <iant@google.com>
10626 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10628 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10630 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10632 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10634 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10635 override library linkage flags such as -static-libgcc or
10638 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10640 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10642 2009-06-22 Ian Lance Taylor <iant@google.com>
10644 * config/linux.opt: Put mglibc ahead of muclibc.
10646 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10647 for duplicate decls.
10649 2009-06-22 Matthias Klose <doko@ubuntu.com>
10651 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10653 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10656 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10657 instead of NULL if a parser error occurs.
10659 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10661 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10662 non-DWARF2_DEBUGGING_INFO version.
10664 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10666 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10667 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10669 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10670 (LIBGCC2_TF_CEXT): Define.
10673 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10676 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10678 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10680 * config/arm/arm.c (arm_override_options): Disable
10681 -mcaller-super-interworking and -mcallee-super-interworking.
10682 * doc/invoke.texi (ARM Options): Document this.
10684 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10686 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10687 * config/arm/constraints.md (j): New constraint for movw operands.
10688 (N): Remove thumb2 meaning.
10689 * config/arm/arm.md (*arm_movw): Delete.
10690 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10691 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10692 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10694 2009-06-22 Martin Jambor <mjambor@suse.cz>
10696 PR tree-optimization/40492
10697 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10698 build_ref_for_offset.
10700 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10702 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10703 JUMP_TABLE_DATA_P predicates where applicable.
10704 * auto-inc-dec.c: Ditto.
10705 * builtins.c: Ditto.
10706 * caller-save.c: Ditto.
10708 * cfgcleanup.c: Ditto.
10709 * cfglayout.c: Ditto.
10711 * combine.c: Ditto.
10712 * combine-stack-adj.c: Ditto.
10716 * df-scan.c: Ditto.
10718 * dwarf2asm.c: Ditto.
10719 * dwarf2out.c: Ditto.
10720 * emit-rtl.c: Ditto.
10726 * function.c: Ditto.
10729 * genpreds.c: Ditto.
10730 * genrecog.c: Ditto.
10732 * ira-costs.c: Ditto.
10733 * ira-lives.c: Ditto.
10735 * loop-iv.c: Ditto.
10736 * lower-subreg.c: Ditto.
10737 * modulo-sched.c: Ditto.
10739 * postreload.c: Ditto.
10740 * print-rtl.c: Ditto.
10742 * reginfo.c: Ditto.
10743 * regmove.c: Ditto.
10744 * reload1.c: Ditto.
10747 * rtlanal.c: Ditto.
10749 * sched-vis.c: Ditto.
10751 * sel-sched-ir.c: Ditto.
10752 * simplify-rtx.c: Ditto.
10753 * targhooks.c: Ditto.
10754 * var-tracking.c: Ditto.
10755 * vmsdbgout.c: Ditto.
10757 2009-06-22 Matthias Klose <doko@ubuntu.com>
10759 * Makefile.in (install-plugin): Always use DESTDIR.
10761 2009-06-22 Olivier Hainque <hainque@adacore.com>
10763 * config/pa/pa.c (output_call): Don't optimize post call jumps
10764 into return address adjustments if the call may throw.
10766 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10768 * arm.c (thumb1_output_casesi): New function.
10769 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10770 optimizing for size or PIC.
10771 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10772 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10773 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10774 (thumb1_casesi_internal_pic): New expand rule.
10775 (thumb1_casesi_dispatch): New pattern.
10776 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10778 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10779 in the text seciton when PIC or optimizing for size.
10780 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10781 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10782 preservation properties of code.
10783 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10784 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10785 (__gnu_thumb1_case_si): New function.
10786 * t-arm (LIB1ASMSRC): Define here.
10787 (LIB1ASMFUNCS): Add some common functions.
10788 * t-arm-elf (LIB1ASMSRC): Delete.
10789 (LIB1ASMFUNCS): Append to existing set.
10790 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10791 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10792 * t-symbian (LIB1ASMFUNCS): Likewise.
10793 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10794 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10796 2009-06-21 Richard Guenther <rguenther@suse.de>
10798 PR tree-optimization/38729
10799 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10800 to loops with a single exit if -fno-expensive-optimizations.
10802 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10804 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10805 (dataflow_set): Change vars type from htab_t to shared_hash.
10806 (shared_hash_pool, empty_shared_hash): New variables.
10807 (vars_clear): Removed.
10808 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10809 shared_hash_find_slot_unshare, shared_hash_find_slot,
10810 shared_hash_find_slot_noinsert, shared_hash_find): New
10812 (shared_hash_unshare, shared_hash_destroy): New functions.
10813 (unshare_variable): Unshare set->vars if shared, use
10815 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10816 (get_init_value, find_src_set_src, dump_dataflow_set,
10817 clobber_variable_part, emit_notes_for_differences): Use
10819 (dataflow_set_init): Remove second argument, set vars to
10820 empty_shared_hash instead of creating a new htab.
10821 (dataflow_set_clear): Call shared_hash_destroy and set vars
10822 to empty_shared_hash instead of calling vars_clear.
10823 (dataflow_set_copy): Don't call vars_copy, instead just share
10824 the src htab with dst.
10825 (variable_union): Use shared_hash_*, use initially NO_INSERT
10826 lookup if set->vars is shared. Don't keep slot cleared before
10827 calling unshare_variable. Unshare set->vars if needed.
10828 Even ->refcount == 1 vars must be unshared if set->vars is shared
10829 and var needs to be modified.
10830 (variable_canonicalize): New function.
10831 (dataflow_set_union): If dst->vars is empty, just share src->vars
10832 with dst->vars and traverse with variable_canonicalize to canonicalize
10833 and unshare what is needed.
10834 (dataflow_set_different): If old_set and new_set use the same shared
10835 htab, they aren't different. If number of htab elements is different,
10836 htabs are different. Use shared_hash_*.
10837 (dataflow_set_destroy): Call shared_hash_destroy instead of
10839 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10840 second argument to dataflow_set_init.
10841 (vt_initialize): Likewise. Initialize shared_hash_pool and
10842 empty_shared_hash, move bb in/out initialization afterwards.
10843 Use variable_htab_free instead of NULL as changed_variables del hook.
10844 (variable_was_changed): Change type of second argument to pointer to
10845 dataflow_set. When inserting var into changed_variables, bump
10846 refcount. Unshare set->vars if set is shared htab and slot needs to
10848 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10849 lookup if set->vars is shared. Unshare set->vars if needed.
10850 Even ->refcount == 1 vars must be unshared if set->vars is shared
10851 and var needs to be modified. Adjust variable_was_changed caller.
10852 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10853 vars must be unshared if set->vars is shared and var needs to be
10854 modified. Adjust variable_was_changed caller.
10855 (emit_note_insn_var_location): Don't pool_free var.
10856 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10858 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10859 free_alloc_pool on shared_hash_pool.
10861 2009-06-20 Anthony Green <green@moxielogic.com>
10863 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10864 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10866 2009-06-20 Richard Guenther <rguenther@suse.de>
10868 * tree-ssa-structalias.c (find_func_aliases): For memset use
10869 a constraint from NULL if we memset to zero.
10870 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10871 we explicitly handle that do not read from memory.
10872 (call_may_clobber_ref_p_1): Properly handle builtins that may
10875 2009-06-20 Richard Guenther <rguenther@suse.de>
10877 PR tree-optimization/40495
10878 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10879 (new_scalar_tmp_constraint_exp): New function.
10880 (process_constraint): Do not create temporary decls.
10881 (process_all_all_constraints): Likewise.
10882 (handle_const_call): Likewise.
10883 (create_function_info_for): Do not set decl.
10885 2009-06-19 Ian Lance Taylor <iant@google.com>
10887 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10888 (rs6000_attribute_table): Make static; move before use.
10890 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10892 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10893 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10894 Propagate the TREE_READONLY flag without overwriting it.
10895 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10896 Propagate the TREE_READONLY flag onto the result.
10897 (process_call_operands): Move around. Use correct constant value.
10899 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10902 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10903 * config/arm/arm.md: Likewise.
10905 2009-06-19 Ian Lance Taylor <iant@google.com>
10907 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10908 to GIMPLE_ERROR_MARK.
10910 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10911 op2_original_type parameters. Warn about using different enum types.
10912 * c-parser.c (c_parser_conditional_expression): Pass original
10913 types to build_conditional_expr.
10914 * c-tree.h (build_conditional_expr): Update declaration.
10916 2009-06-19 Ian Lance Taylor <iant@google.com>
10918 * config/i386/i386.c (ix86_function_specific_save): Test that
10919 fields match values, rather than testing the values are in a
10922 2009-06-19 Richard Guenther <rguenther@suse.de>
10924 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10925 ADDR_EXPR pointers.
10926 (ptr_derefs_may_alias_p): Likewise.
10927 (ptr_deref_may_alias_ref_p_1): New function.
10928 (ptr_deref_may_alias_ref_p): Likewise.
10929 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10930 covered by looking at the ESCAPED solution.
10931 (call_may_clobber_ref_p_1): Likewise.
10932 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10933 Handle NULL_TREE offset. Do not produce redundant constraints.
10934 (process_all_all_constraints): New helper function.
10935 (do_structure_copy): Use it.
10936 (handle_lhs_call): Likewise.
10937 (find_func_aliases): Handle some builtins with pointer arguments
10938 and/or return values explicitly.
10940 2009-06-19 Ian Lance Taylor <iant@google.com>
10942 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10944 2009-06-19 Ian Lance Taylor <iant@google.com>
10946 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10948 2009-06-19 Ian Lance Taylor <iant@google.com>
10950 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10951 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10954 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10955 uninitialized const.
10957 2009-06-19 Ian Lance Taylor <iant@google.com>
10959 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10962 * c-decl.c (in_struct, struct_types): Remove.
10963 (struct c_binding): Add in_struct field.
10964 (c_binding_ptr): Define type, along with VEC.
10965 (struct c_struct_parse_info): Define.
10966 (struct_parse_info): New static variable.
10967 (bind): Initialize in_struct field.
10968 (start_struct): Remove enclosing_in_struct and
10969 enclosing_struct_types parameters. Add
10970 enclosing_struct_parse_info parameter. Change all callers. Set
10971 struct_parse_info rather than in_struct and struct_types.
10972 (grokfield): If -Wc++-compat and there is a symbol binding for the
10973 field name, set the in_struct flag and push it on the
10974 struct_parse_info->fields vector.
10975 (warn_cxx_compat_finish_struct): New static function.
10976 (finish_struct): Remove enclosing_in_struct and
10977 enclosing_struct_types parameters. Add
10978 enclosing_struct_parse_info parameter. Change all callers. Don't
10979 set C_TYPE_DEFINED_IN_STRUCT here. Call
10980 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10981 parameter. Only push on struct_types if warn_cxx_compat.
10982 (finish_enum): Only push on struct_types if warn_cxx_compat.
10983 (declspecs_add_type): Add loc parameter. Change all callers.
10984 Change all error calls to error_at. Pass loc, not input_location,
10985 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10986 defined in a struct. If -Wc++-compat and parsing a struct, record
10987 that a typedef name was used.
10988 * c-parser.c (c_parser_declspecs): Get location to pass to
10989 declspecs_add_type.
10990 (c_parser_struct_or_union_specifier): Update calls to start_struct
10992 * c-tree.h (struct c_struct_parse_info): Declare.
10993 (finish_struct, start_struct): Update declarations.
10994 (declspecs_add_type): Update declaration.
10996 2009-06-19 Ian Lance Taylor <iant@google.com>
10998 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10999 variable with an anonymous type.
11001 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11003 * see.c: Remove for real.
11005 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11007 * optabs.h (enum optab_index): Add new OTI_significand.
11008 (significand_optab): Define corresponding macro.
11009 * optabs.c (init_optabs): Initialize significand_optab.
11010 * genopinit.c (optabs): Implement significand_optab using
11011 significand?f2 patterns.
11012 * builtins.c (expand_builtin_mathfn): Handle
11013 BUILT_IN_SIGNIFICAND{,F,L}.
11014 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11015 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11017 * config/i386/i386.md (significandxf2, significand<mode>2): New
11018 expanders to implement significandf, significand and significandl
11019 built-ins as inline x87 intrinsics.
11021 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11023 * config/avr/avr.c (avr_override_options): Remove setting value of
11024 PARAM_INLINE_CALL_COST.
11026 2009-06-18 Richard Henderson <rth@redhat.com>
11029 * tree-pass.h (TDF_ASMNAME): New.
11030 * tree-dump.c (dump_options): Add asmname.
11031 * doc/invoke.texi: Document it.
11033 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11034 (dump_decl_name): ...here.
11035 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11036 (dump_generic_node): Update dump_function_name calls.
11037 (print_call_name): New flags arg; update all dump calls.
11038 * diagnostic.h (print_call_name): Update.
11039 * gimple-pretty-print.c (dump_gimple_call): Update.
11041 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11044 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11046 2009-06-18 Diego Novillo <dnovillo@google.com>
11048 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11049 * plugin.c (str_license): Declare.
11050 (try_init_one_plugin): Assert that the symbol
11051 'plugin_is_GPL_compatible' exists.
11053 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11056 * Makefile.in (OBJS-common): Remove see.o.
11058 * common.opt (fsee): Mark as preserved for backward compatibility.
11059 * opts.c (common_handle_option): Add OPT_fsee to the backward
11060 compatibility section.
11061 * passes.c (init_optimization_passes, pass_see): Remove pass.
11062 * timevar.def (TV_SEE): Remove.
11063 * tree-pass.h (pass_see): Remove declaration.
11064 * doc/invoke.texi (-fsee): Remove documentation.
11066 2009-06-18 Martin Jambor <mjambor@suse.cz>
11068 * tree-sra.c: Include statistics.h
11069 (sra_stats): New variable.
11070 (sra_initialize): Clear sra_stats.
11071 (create_access_replacement): Increment sra_stats.replacements.
11072 (get_access_replacement): Do not return twice.
11073 (analyze_all_variable_accesses): Increment statistics counter by the
11074 number of scalarized aggregates.
11075 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11076 (sra_modify_expr): Increment sra_stats.exprs.
11077 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11078 (sra_modify_assign): Increment sra_stats.exprs,
11079 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11080 (perform_intra_sra): Update statistics counters.
11081 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11083 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11085 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11086 (arm_scalar_mode_supported_p): New function.
11088 2009-06-18 Paul Brook <paul@codesourcery.com>
11089 Sandra Loosemore <sandra@codesourcery.com>
11091 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11092 (__extendhfsf2, __truncsfhf2): Define.
11093 * config/arm/fp16.c: New file.
11094 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11095 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11097 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11099 * doc/extend.texi (Half-Precision): New section.
11100 * doc/invoke.texi (Option Summary): List -mfp16-format.
11101 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11102 * config/arm/arm.opt (mfp16-format=): New.
11103 * config/arm/arm.c: Include intl.h.
11104 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11105 (TARGET_INVALID_RETURN_TYPE): Redefine.
11106 (TARGET_PROMOTED_TYPE): Redefine.
11107 (TARGET_CONVERT_TO_TYPE): Redefine.
11108 (arm_fp16_format): Define.
11109 (all_fpus): Add entry for neon-fp16.
11110 (fp_model_for_fpu): Likewise.
11111 (struct fp16_format): Declare.
11112 (all_fp16_formats): Define.
11113 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11115 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11117 (arm_legitimate_index_p): Treat HFmode like HImode.
11118 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11119 (coproc_secondary_reload_class): Special-case HFmode.
11120 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11121 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11122 (arm_init_fp16_builtins): New.
11123 (arm_init_builtins): Call it.
11124 (arm_invalid_parameter_type): New.
11125 (arm_invalid_return_type): New.
11126 (arm_promoted_type): New.
11127 (arm_convert_to_type).
11128 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11130 (arm_emit_fp16_const): New function.
11131 (arm_mangle_type): Mangle __fp16 as "Dh".
11132 * config/arm/arm.h (TARGET_VFPD32): Make it know about
11134 (TARGET_NEON_FP16): New.
11135 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
11136 (enum fputype): Add FPUTYPE_NEON_FP16.
11137 (enum arm_fp16_format_type): Declare.
11138 (arm_fp16_format): Declare.
11139 (LARGEST_EXPONENT_IS_NORMAL): Define.
11140 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
11141 * config/arm/arm-modes.def (HFmode): Define.
11142 * config/arm/vfp.md: (*movhf_vfp): New.
11143 (extendhfsf2): New.
11145 * config/arm/arm.md: (fpu): Add neon_fp16.
11146 (floatsihf2, floatdihf2): New.
11147 (fix_trunchfsi2, fix_trunchfdi2): New.
11149 (extendhfdf2): New.
11151 (*arm32_movhf): New.
11152 (*thumb1_movhf): New.
11153 (consttable_2): Add check for HFmode constants.
11154 (consttable_4): Handle HFmode constants.
11156 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11158 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11160 2009-06-17 Olivier Hainque <hainque@adacore.com>
11162 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11163 const char ** conversion in AIX specific section.
11165 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11167 * config/i386/i386.c (ix86_special_builtin_type): Remove
11168 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11169 (bdesc_special_args): Updated.
11170 (ix86_init_mmx_sse_builtins): Likewise.
11171 (ix86_expand_special_args_builtin): Likewise.
11173 2009-06-17 Richard Henderson <rth@redhat.com>
11175 * tree-pretty-print.c (maybe_dump_asm_name): New.
11176 (dump_decl_name): Use it.
11177 (PRINT_FUNCTION_NAME): Merge into...
11178 (dump_function_name): ... here. Use maybe_dump_asm_name.
11180 2009-06-17 Cary Coutant <ccoutant@google.com>
11182 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
11184 * debug.c (struct gcc_debug_hooks): Change placeholder for
11186 (debug_nothing_int_charstar_int): Replaced by...
11187 (debug_nothing_int_charstar_int_bool): ...this.
11188 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11189 source_line prototype.
11190 (debug_nothing_int_charstar_int): Replaced by...
11191 (debug_nothing_int_charstar_int_bool): ...this.
11192 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11193 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11194 Output is_stmt operand when necessary.
11195 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11196 (notice_source_line): Add is_stmt parameter.
11197 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11198 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11200 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11201 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11203 2009-06-17 Ian Lance Taylor <iant@google.com>
11205 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11207 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11210 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11212 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11213 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11214 tree_strip_sign_nop_conversions and
11215 tree_ssa_strip_useless_type_conversions rather than stripping
11216 the operations here.
11217 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11219 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11220 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11221 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11222 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11225 2009-06-17 Michael Eager <eager@eagercon.com>
11227 * config/rs6000/constraints.md (register_constraint "d"): New.
11228 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11229 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11230 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11231 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11232 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11233 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11234 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11235 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11236 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11237 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11239 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11240 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11241 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11242 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11243 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11244 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11245 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11246 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11247 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11248 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11249 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11250 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11251 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11252 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11254 2009-06-16 Ian Lance Taylor <iant@google.com>
11256 * profile.c (total_num_never_executed): Don't define.
11257 (compute_branch_probabilities): Don't count or print
11258 num_never_executed.
11259 (init_branch_prob): Don't set total_num_never_executed.
11260 (end_branch_prob): Don't print total_num_never_executed.
11262 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11264 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11266 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11268 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11269 (nabstd2_fpr): Same.
11271 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11273 * expr.c (expand_assignment): Change complex type check.
11275 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11277 * doc/plugins.texi (Building GCC plugins): Added new section.
11279 2009-06-17 Ian Lance Taylor <iant@google.com>
11281 * c-pch.c (get_ident): Don't set size of templ array.
11282 (pch_init): Don't set size of partial_pch array.
11284 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11285 string constant to intialize an array whose size is the length of
11288 2009-06-17 Richard Guenther <rguenther@suse.de>
11290 PR tree-optimization/40389
11291 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11292 to addressable types.
11293 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11295 2009-06-17 Richard Guenther <rguenther@suse.de>
11297 PR middle-end/40460
11298 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11299 if there is no evolution of left in the loop bail out.
11300 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11301 chrec_fold_multiply.
11303 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11304 Janis Johnson <janis187@us.ibm.com>
11307 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11308 for the symbol ref of a constant that is the source of a move
11309 - nor for any other not-obvious-label-ref constants.
11311 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11313 * plugin.c (position_pass): Skip newly inserted pass during list
11314 traversal to avoid repeated insertion.
11316 2009-06-16 Ian Lance Taylor <iant@google.com>
11318 * vec.h (VEC_stack_alloc): Define different version if
11319 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11320 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11321 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11322 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11324 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11326 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11328 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11329 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11330 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11331 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11332 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11333 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11334 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11335 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11336 __builtin_ia32_rdtscp.
11337 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11338 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11339 and __builtin_ia32_rorhi.
11340 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11341 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11342 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11343 (ix86_expand_args_builtin): Likewise.
11344 (ix86_expand_special_args_builtin): Likewise.
11346 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11347 (UNSPECV_RDTSC): Likewise.
11348 (UNSPECV_RDPMC): Likewise.
11349 (*bsr): Renamed to ...
11351 (*bsr_rex64): Renamed to ...
11354 (*rdpmc): Likewise.
11355 (*rdpmc_rex64): Likewise.
11357 (*rdtsc): Likewise.
11358 (*rdtsc_rex64): Likewise.
11359 (rdtscp): Likewise.
11360 (*rdtscp): Likewise.
11361 (*rdtscp_rex64): Likewise.
11363 * config/i386/ia32intrin.h: New.
11365 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11367 2009-06-16 Ian Lance Taylor <iant@google.com>
11369 * ira-build.c (copy_info_to_removed_store_destinations):
11370 Initialize parent_a.
11372 2009-06-16 Ian Lance Taylor <iant@google.com>
11374 * c-decl.c (grokdeclarator): Change size_varies to bool.
11376 2009-06-16 Ian Lance Taylor <iant@google.com>
11378 * sel-sched.c: Make forward declarations of move_op_hooks and
11379 fur_hooks explicitly extern.
11381 2009-06-16 Ian Lance Taylor <iant@google.com>
11383 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11384 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11386 2009-06-16 Ian Lance Taylor <iant@google.com>
11388 * resource.c (mark_referenced_resources): Change
11389 include_delayed_effects parameter to bool. Change all callers.
11390 (mark_end_of_function_resources): Likewise.
11391 * reorg.c (insn_references_resource_p): Likewise.
11392 (insn_sets_resource_p): Likewise.
11393 * resource.h (mark_referenced_resources): Update declaration.
11394 (mark_end_of_function_resources): Update declaration.
11396 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11398 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11400 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11402 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11403 GCC can bootstrap on AIX with GNU Binutils 2.20.
11405 2009-06-16 Ian Lance Taylor <iant@google.com>
11407 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11409 2009-06-16 Ian Lance Taylor <iant@google.com>
11411 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11412 inline, not extern inline.
11413 (exact_log2): Likewise.
11414 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11416 (exact_log2): Likewise, but don't test CTZ_HWI.
11418 2009-06-16 Ian Lance Taylor <iant@google.com>
11420 * bitmap.c (bitmap_clear): Don't declare as inline.
11421 * gimple.c (gimplify_assign): Likewise.
11422 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11423 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11424 (sched_scan_info): Remove duplicate definition.
11426 2009-06-16 Ian Lance Taylor <iant@google.com>
11428 * c-common.c (skip_evaluation): Don't define.
11429 (c_inhibit_evaluation_warnings): Define global variable.
11430 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11431 than skip_evaluation.
11432 (convert_and_check, warn_for_div_by_zero): Likewise.
11433 * c-common.h (skip_evaluation): Don't declare.
11434 (c_inhibit_evaluation_warnings): Declare.
11435 * c-parser.c (c_parser_typeof_specifier): Set
11436 c_inhibit_evaluation_warnings rather than skip_evaluation.
11437 (c_parser_conditional_expression): Likewise.
11438 (c_parser_binary_expression): Likewise.
11439 (c_parser_sizeof_expression): Likewise.
11440 (c_parser_alignof_expression): Likewise.
11441 * c-typeck.c (build_indirect_ref): Check
11442 c_inhibit_evaluation_warnings rather than skip_evaluation.
11443 (build_conditional_expr, build_binary_op): Likewise.
11445 2009-06-16 Richard Guenther <rguenther@suse.de>
11447 * tree-ssa-alias.c (is_escape_site): Remove.
11448 * tree-ssa-alias.h (enum escape_type): Remove.
11449 (is_escape_site): Likewise.
11450 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11451 via casts and asms without deferring to is_escape_site.
11453 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11455 PR middle-end/40446
11456 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11457 use gen_lowpart if op0 has complex mode.
11459 2009-06-16 Richard Guenther <rguenther@suse.de>
11461 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11462 variables add them to ESCAPED.
11463 (find_func_aliases): Do not make all indirectly stored values escaped.
11465 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11467 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11468 make_decl_one_only.
11470 2009-06-16 Martin Jambor <mjambor@suse.cz>
11472 PR tree-optimization/40432
11473 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11474 check whether we need to force gimple register operand.
11476 2009-06-16 Martin Jambor <mjambor@suse.cz>
11478 PR tree-optimization/40413
11479 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11480 build_ref_for_offset.
11481 (propagate_subacesses_accross_link): Fix a typo in a comment.
11483 2009-06-16 Ira Rosen <irar@il.ibm.com>
11485 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11486 with additional parameter.
11487 * tree-vectorizer.h (enum vect_def_type): Add new value
11489 (enum vect_relevant): Add comments.
11490 (vect_is_simple_reduction): Add new argument.
11491 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11492 Detect nested cycles.
11493 (vect_is_simple_reduction): Update documentation, add an argument to
11494 distinguish inner-loop reduction from nested cycle, detect nested
11495 cycles, fix printings and indentation, don't swap operands in case
11497 (get_initial_def_for_reduction): Handle subtraction.
11498 (vect_create_epilog_for_reduction): Add new argument to specify
11499 reduction variable.
11500 (vect_finalize_reduction): Handle subtraction, fix comments.
11501 (vectorizable_reduction): Handle nested cycles. In case of nested
11502 cycle keep track of the reduction variable position. Call
11503 vect_is_simple_reduction with additional parameter. Use original
11504 statement code in reduction epilogue for nested cycle. Call
11505 vect_create_epilog_for_reduction with additional parameter.
11506 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11507 inner-loop vectorization.
11508 (vect_recog_widen_sum_pattern): Likewise.
11509 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11511 (vect_mark_stmts_to_be_vectorized): Likewise.
11512 (vect_get_vec_def_for_operand): Handle nested cycles.
11514 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11516 * doc/invoke.texi (Debugging Options): Fix option index entries
11517 for -fdump-statistics, -frandom-seed add entries for
11518 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11519 (FRV Options): Fix entries for -mTLS, -mtls.
11520 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11521 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11522 (M68hc1x Options): Fix @itemx for -mnominmax.
11523 (MCore Options): Fix entry for -mno-lsim.
11524 (MMIX Options): Fix entry for -mabi=mmixware.
11525 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11527 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11529 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11530 Mention the plugin mode of gengtype.
11531 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11532 * gengtype.c: Updated copyright.
11533 (plugin_files, nb_plugin_files) Added new static variables.
11534 (measure_input_list) Care about plugin_files.
11535 (write_rtx_next): Added early return in plugin mode.
11536 (create_file): Updated copyright year in generated file. Added
11538 (oprintf): Added early return if NULL outf.
11539 (get_output_file_with_visibility): Care of plugin_files.
11540 (get_output_file_name): May return null.
11541 (write_local): Added early return.
11542 (put_mangled_filename): Ditto.
11543 (finish_root_table): Added check for base_files.
11544 (write_roots): Care about null when plugins.
11545 (main): Added plugin mode.
11547 2009-06-15 Ian Lance Taylor <iant@google.com>
11549 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11550 * gcov.c (read_count_file): Add braces around variables declared
11553 * c.opt (Wjump-misses-init): New warning.
11554 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11555 -Wall and -Wc++-compat if not already set.
11556 (c_common_post_options): Clear warn_jump_misses_init if it was not
11558 * c-decl.c (struct c_binding): Change type field to a union with
11559 new label field. Make it the first field in the struct. Update
11560 references to type to use u.type instead.
11561 (struct c_spot_bindings): Define.
11562 (struct c_goto_bindings): Define.
11563 (c_goto_bindings_p): Define, along with VECs.
11564 (struct c_label_vars): Define.
11565 (struct c_scope): Add has_label_bindings field.
11566 (bind_label, set_spot_bindings): New static functions.
11567 (decl_jump_unsafe, update_spot_bindings): New static functions.
11568 (update_label_decls): New static function.
11569 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11570 Update binding u.label field to shadowed field.
11571 (c_binding_start_stmt_expr): New function.
11572 (c_binding_end_stmt_expr): New function.
11573 (pushdecl): Don't call c_begin_vm_scope.
11574 (make_label): Add defining and p_label_vars parameters. Change
11576 (lookup_label): Correct test for whether a label has not yet been
11577 defined. Call bind_label rather than bind.
11578 (warn_about_goto): New static function.
11579 (lookup_label_for_goto): New function.
11580 (declare_label): Call bind_label rather than bind.
11581 (check_earlier_gotos): New static function.
11582 (define_label): Don't give errors about jumping into statement
11583 expressions or scopes of variably modified types. Call
11584 set_spot_bindings and check_earlier_gotos. Call bind_label
11585 instead of bind. Don't set label_context_stack_se or
11586 label_context_stack_vm.
11587 (c_get_switch_bindings): New function.
11588 (c_release_switch_bindings): New function.
11589 (c_check_switch_jump_warnings): New function.
11590 (start_function): Don't set label_context_stack_se or
11591 label_context_stack_vm.
11592 (finish_function): Likewise.
11593 * c-typeck.c (label_context_stack_se): Don't define.
11594 (label_context_stack_vm): Don't define.
11595 (c_finish_goto_label): Call lookup_label_for_goto rather than
11596 lookup_label. Don't give errors about jumping into a statement
11597 expression or the scope of a variably modified type. Don't set
11598 label_context_stack_se or label_context_stack_vm.
11599 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11600 fields. Add bindings field.
11601 (c_start_case): Don't set deleted fields. Set bindings field.
11602 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11603 or blocked_vm. Call c_check_switch_jump_warnings.
11604 (c_finish_case): Don't test blocked_stmt_expr field. Call
11605 c_release_switch_bindings.
11606 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11607 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11608 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11609 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11610 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11611 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11612 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11613 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11614 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11615 (C_DECL_UNJUMPABLE_VM): Don't define.
11616 (C_DECL_UNDEFINABLE_VM): Don't define.
11617 (struct c_label_list): Don't define.
11618 (struct c_label_context_se): Don't define.
11619 (struct c_label_context_vm): Don't define.
11620 (struct c_spot_bindings): Declare.
11621 (c_bindings_start_stmt_expr): Declare.
11622 (c_bindings_end_stmt_expr): Declare.
11623 (lookup_label_for_goto): Declare.
11624 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11625 (c_check_switch_jump_warnings): Declare.
11626 (label_context_stack_se, label_context_stack_vm): Don't declare.
11627 (c_finish_goto_label): Update declaration.
11628 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11629 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11630 (Warning Options): Document -Wjump-misses-init.
11632 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11634 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11637 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11639 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11641 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11643 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11645 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11647 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11649 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11651 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11652 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11653 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11654 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11655 * dwarf2asm.c (dw2_force_const_mem): Update call to
11656 make_decl_one_only.
11657 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11658 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11659 * langhooks.c (lhd_comdat_group): Remove.
11660 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11661 * tree.h (DECL_COMDAT_GROUP): New.
11662 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11663 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11664 (make_decl_one_only): Change signature.
11665 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11666 make_decl_one_only.
11667 (make_decl_one_only): Change signature.
11668 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11670 2009-06-15 Richard Guenther <rguenther@suse.de>
11672 PR middle-end/40439
11673 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11675 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11677 * tree-ssa-math-opts.c: Remove extra divide.
11679 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11681 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11683 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11685 * passes.c: Add bswap pass.
11686 * tree-pass.h: Add pass_optimize_bswap declaration.
11687 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11688 Include rtl.h, expr.h and optabs.h for optab_handler check.
11689 (struct symbolic_number, pass_optimize_bswap): New definition.
11690 (do_shift_rotate, verify_symbolic_number_p): New functions.
11691 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11692 (gate_optimize_bswap): New function.
11693 * tree.c (widest_int_cst_value): New function.
11694 * tree.h (widest_int_cst_value): Prototype added.
11696 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11698 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11699 REG_EQUAL/REG_EQUIV notes.
11701 2009-06-14 Richard Guenther <rguenther@suse.de>
11703 PR middle-end/40389
11704 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11705 has its address taken if NRV was applied and it is addressable.
11706 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11707 function split out from ...
11708 (get_constraint_for_1): ... here.
11709 (handle_rhs_call): Use it to mark the return slot escaped if
11710 it is addressable and NRV was applied.
11712 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11714 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11715 Change first argument type to location_t.
11716 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11717 Do not set input_location.
11718 Use loc instead of input_location throughout.
11720 2009-06-13 Richard Guenther <rguenther@suse.de>
11722 PR tree-optimization/40421
11723 * tree-predcom.c (should_unroll_loop_p): Remove.
11724 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11726 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11728 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11729 Add location argument.
11731 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11733 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11735 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11736 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11737 * config/spu/spu-protos.h: Add location to
11738 spu_resolve_overloaded_builtin.
11739 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11740 spu_build_builtin_va_list.
11741 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11742 argument. Pass location to build_function_call_vec.
11743 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11745 (emit_fpu_switch): Same.
11746 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11747 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11748 to build_decl and create_artificial_label.
11749 (xtensa_gimplify_va_arg_expr): Same.
11750 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11751 (xstormy16_gimplify_va_arg_expr): Same.
11752 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11753 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11754 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11755 (mips16_build_function_stub): Same.
11756 (mips16_build_call_stub): Same.
11758 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11761 * arm/constraints.md (Pa, Pb): New constraints.
11762 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11763 split pattern to deal with them.
11765 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11767 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11768 fix index entry for -Xpreprocessor.
11770 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11772 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11773 Add location argument to build_decl call.
11774 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11775 (rs6000_init_builtins): Same.
11776 (spe_init_builtins): Same.
11777 (rs6000_gimplify_va_arg): Add location argument to
11778 create_artificial_label call.
11780 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11782 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11783 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11784 * Makefile.in: Fix GGC dependency for gcse.o.
11786 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11788 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11789 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11790 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11792 * c-parser.c (c_parser_binary_expression): Use current column while
11793 building binary operations.
11794 * common.opt (fshow-column): Enable by default.
11795 * tree-vrp.c (check_array_ref): Use warning_at.
11796 (check_array_bounds): Use location from call back if expr has no
11798 * tree.h: Add location argument to maybe_fold_*.
11799 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11800 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11801 (maybe_fold_offset_to_component_ref): Same.
11802 (maybe_fold_offset_to_reference): Same.
11803 (maybe_fold_offset_to_address): Same.
11804 (maybe_fold_stmt_indirect): Same.
11805 (maybe_fold_stmt_addition): Same.
11806 (fold_stmt_r): Pass location to maybe_fold_*.
11807 (fold_gimple_assign): Same.
11808 * c-tree.h: Add location argument to finish_decl,
11809 default_function_array_conversion, store_init_value.
11810 * c-decl.c (define_label): Use error_at.
11811 (c_make_fname_decl): Pass location to finish_decl.
11812 (finish_decl): New location argument.
11813 (build_compound_literal): Pass location to store_init_value.
11814 (grokdeclarator): Pass location to finish_decl.
11816 * c-typeck.c (array_to_pointer_conversion): New location argument.
11817 (function_to_pointer_conversion): Same.
11818 (default_function_array_conversion): Same.
11819 (parser_build_unary_op): Pass location to overflow_warning.
11820 (parser_build_binary_op): Same. Use warning_at.
11821 (build_unary_op): Pass location to array_to_pointer_conversion.
11822 (build_c_cast): Pass location to digest_init.
11823 (build_modify_expr): New location argument.
11824 (convert_for_assignment): Same.
11825 (store_init_value): Same.
11826 (digest_init): Same.
11827 (output_init_element): Pass location to digest_init and
11828 array_to_pointer_conversion.
11829 (c_finish_return): Pass location to convert_for_assignment.
11830 * gimplify.c (gimplify_conversion): Pass location to
11831 maybe_fold_offset_to_address.
11832 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11833 to maybe_fold_stmt_addition.
11834 * c-omp.c (c_finish_omp_atomic): Pass new location to
11836 (c_finish_omp_for): Same.
11837 * c-common.c (overflow_warning): New argument.
11838 * c-common.h: New argument to build_modify_expr, overflow_warning.
11839 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11841 (c_parser_initializer): Pass location to
11842 default_function_array_conversion.
11843 (c_parser_initelt): Same.
11844 (c_parser_initval): Same.
11845 (c_parser_asm_operands): Same.
11846 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11847 (c_parser_conditional_expression): Same.
11848 (c_parser_binary_expression): Add location info to stack. Use it.
11849 (c_parser_unary_expression): Pass location to
11850 default_function_array_conversion, parser_build_unary_op,
11851 build_indirect_ref, c_parser_postfix_expression_after_primary.
11852 (c_parser_postfix_expression_after_primary): New location argument.
11854 (c_parser_expression_conv): Pass location to
11855 default_function_array_conversion.
11856 (c_parser_expr_list): Same.
11857 (c_parser_omp_atomic): Same.
11858 (c_parser_omp_for_loop): Same.
11859 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11860 (build_array_declarator): New argument.
11861 * c-decl.c (build_array_declarator): Add location argument.
11862 (grokdeclarator): Set id_loc for cdk_array.
11863 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11864 build_array_declarator.
11865 * tree.c (build_omp_clause): Add location argument.
11866 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11867 (OMP_CLAUSE_LOCATION): New macro.
11868 (struct tree_omp_clause): Add location field.
11869 (build_omp_clause): Add argument.
11870 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11871 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11873 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11874 (cp_parser_omp_clause_collapse): Same.
11875 (cp_parser_omp_clause_default): Same.
11876 (cp_parser_omp_clause_if): Same.
11877 (cp_parser_omp_clause_nowait): Same.
11878 (cp_parser_omp_clause_num_threads): Same.
11879 (cp_parser_omp_clause_ordered): Same.
11880 (cp_parser_omp_clause_schedule): Same.
11881 (cp_parser_omp_clause_untied): Same.
11882 (cp_parser_omp_for_loop): Same.
11883 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11884 * c-tree.h (c_start_case): Add location argument.
11885 (c_process_expr_stmt): Same.
11886 (c_finish_goto_*): Same.
11887 * tree-parloops.c (initialize_reductions): Pass location to
11889 (create_parallel_loop): Same.
11890 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11891 (gfc_trans_omp_reduction_list): Same.
11892 (gfc_trans_omp_clauses): Same.
11893 (gfc_trans_omp_do): Same.
11894 * c-typeck.c (c_finish_goto_label): Same.
11895 (c_finish_goto_ptr): New location argument.
11896 (c_start_case): Same.
11897 (emit_side_effect_warnings): Same.
11898 (c_process_expr_stmt): Same.
11899 (c_finish_stmt_expr): Same.
11900 (c_finish_omp_clauses): Use error_at instead of error.
11901 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11903 * c-omp.c (c_split_parallel_clauses): New location argument.
11904 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11905 to build_omp_clause.
11906 (convert_local_reference_stmt): Same.
11907 (convert_gimple_call): Same.
11908 * c-common.h (c_split_parallel_clauses): New argument.
11909 * c-parser.c (c_parser_statement_after_labels): Pass location to
11910 c_finish_goto_label.
11911 (c_parser_switch_statement): Pass location to c_start_case.
11912 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11913 and c_process_expr_stmt.
11914 (c_parser_omp_variable_list): Add location argument.
11915 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11916 (c_parser_omp_clause_default): Same.
11917 (c_parser_omp_clause_if): Same.
11918 (c_parser_omp_clause_num_threads): Same.
11919 (-c_parser_omp_clause_ordered): Same.
11920 (c_parser_omp_clause_reduction): Pass location to
11921 c_parser_omp_variable_list.
11922 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11923 (c_parser_omp_clause_untied): Same.
11924 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11925 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11927 * c-tree.h (check_for_loop_decls, undeclared_variable,
11928 build_component_ref, build_array_ref, build_external_ref,
11929 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11930 build_conditional_expr, build_compound_expr, c_cast_expr,
11931 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11932 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11934 * c-semantics.c (build_stmt): Same.
11935 (build_case_label): Same.
11936 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11937 (undeclared_variable): New argument.
11938 (make_label): Same.
11939 (lookup_label): Pass location on down.
11940 (define_label): Same.
11941 (finish_decl): Same.
11942 (build_compound_literal): Same.
11943 (finish_struct): Same.
11944 (finish_function): Do not set location here.
11945 (check_for_loop_decls): New argument.
11946 * tree.c (save_expr): Set location.
11947 (build_empty_stmt): New argument.
11948 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11949 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11950 * builtins.c (gimplify_va_arg_expr): Use locations.
11951 (expand_builtin_sync_operation): Same.
11952 * c-typeck.c (build_component_ref): New argument.
11953 (build_array_ref): Same.
11954 (build_external_ref): Same.
11955 (c_expr_sizeof_expr): Same.
11956 (c_expr_sizeof_type): Same.
11957 (parser_build_unary_op): Same.
11958 (build_conditional_expr): Same.
11959 (build_compound_expr): Pass location on down.
11960 (build_compound_expr): New argument.
11961 (build_c_cast): Same.
11962 (c_cast_expr): Same.
11963 (build_asm_expr): Same.
11964 (c_finish_return): Same.
11965 (c_process_expr_stmt): Pass location on down.
11966 (c_finish_stmt_expr): New argument.
11967 (push_clenaup): Same.
11968 (c_finish_omp_parallel): Same.
11969 (c_finish_omp_task): Same.
11970 * gimplify.c (gimplify_call_expr): Pass location on down.
11971 * c-omp.c (c_finish_omp_master): New argument.
11972 (c_finish_omp_critical): Same.
11973 (c_finish_omp_ordered): Same.
11974 (c_finish_omp_barrier): Same.
11975 (-c_finish_omp_taskwait): Same.
11976 (c_finish_omp_atomic): Same.
11977 (c_finish_omp_flush): Same.
11978 * tree-inline.c (copy_tree_body_r): Pass location on down.
11979 (inline_forbidden_p): Remove use of input_location.
11980 * c-gimplify.c (c_build_bind_expr): New argument.
11981 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11982 (c_sizeof_or_alignof_type): New argument.
11983 (c_alignof_expr): Same.
11984 (build_va_arg): Same.
11985 (c_add_case_label): Same.
11986 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11987 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11988 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11989 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11990 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11991 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11993 * stub-objc.c (objc_build_selector_expr): Same.
11994 (objc_build_throw_stmt): Same.
11995 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11996 (c_parser_initelt): Same.
11997 (c_parser_compound_statement): Same.
11998 (c_parser_compound_statement_nostart): Same.
11999 (c_parser_label): Same.
12000 (c_parser_statement_after_labels): Same.
12001 (c_parser_if_body): Same.
12002 (c_parser_else_body): Same.
12003 (c_parser_if_statement): Same.
12004 (c_parser_switch_statement): Same.
12005 (c_parser_while_statement): Same.
12006 (c_parser_do_statement): Same.
12007 (c_parser_for_statement): Same.
12008 (c_parser_asm_statement): Same.
12009 (c_parser_conditional_expression): Same.
12010 (c_parser_binary_expression): Same.
12011 (c_parser_cast_expression): Same.
12012 (c_parser_unary_expression): Same.
12013 (c_parser_sizeof_expression): Same.
12014 (c_parser_alignof_expression): Same.
12015 (c_parser_postfix_expression): Same.
12016 (c_parser_expression): Same.
12017 (c_parser_objc_receiver): Same.
12018 (c_parser_omp_variable_list): Same.
12019 (c_parser_omp_structured_block): Same.
12020 (c_parser_omp_atomic): New argument.
12021 (c_parser_omp_barrier): Same.
12022 (c_parser_omp_critical): Same.
12023 (c_parser_omp_flush): Pass location on down.
12024 (c_parser_omp_for_loop): New argument.
12025 (c_parser_omp_for): Same.
12026 (c_parser_omp_master): Same.
12027 (c_parser_omp_ordered): Same.
12028 (c_parser_omp_sections_scope): Same.
12029 (c_parser_omp_sections): Same.
12030 (c_parser_omp_parallel): Same.
12031 (c_parser_omp_single): Same.
12032 (c_parser_omp_task): Same.
12033 (c_parser_omp_taskwait): Pass location on down.
12034 (c_parser_omp_construct): Same.
12035 (c_parser_omp_threadprivate): Same.
12036 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12037 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12038 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12039 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12040 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12041 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12042 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12043 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12044 config/i386/i386.c, stmt.c:
12045 Add location argument to the following function definitions and/or
12046 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12047 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12048 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12049 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12050 do_case, c_finish_bc_stmt, build_compound_literal,
12051 build_function_call.
12052 * c-decl.c (build_compound_literal): Add location argument.
12053 Make all diagnostic calls use location.
12054 (start_struct): Same.
12055 (finish_struct): Same.
12056 (start_enum): Same.
12057 (build_enumerator): Same.
12058 (start_function): Same.
12059 (grokdeclarator): Make all diagnostic calls use location.
12060 (store_parm_decls_oldstyle): Same.
12061 * c-typeck.c (build_function_call): Add location argument.
12062 Make all diagnostic calls use location.
12064 (c_finish_bc_stmt): Same.
12065 * tree-nested.c (get_trampoline_type): Add argument.
12066 Pass location to build_decl.
12067 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12068 * rtl.h (RTL_LOCATION): New.
12069 * c-common.c (c_add_case_label): Add location argument.
12070 Make all diagnostic calls use location.
12071 * c-common.h: Add location argument to make_fname_decl, do_case,
12072 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12073 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12074 Set it appropriately for every case. Pass enum_loc to start_enum
12075 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12077 (c_parser_struct_or_union_specifier): Save location. Use it for
12078 start_struct, finish_struct, and parser_xref_tag.
12080 2009-06-12 Ian Lance Taylor <iant@google.com>
12082 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12084 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12085 cpp_opts->warn_cxx_operator_names.
12087 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12090 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12091 is returns NULL and OP is a VCE, look through the VCE.
12093 2009-06-12 Ian Lance Taylor <iant@google.com>
12096 * collect2.c (main): Use CONST_CAST2 in code inside #if
12097 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12099 2009-06-12 Joey Ye <joey.ye@intel.com>
12101 PR middle-end/39146
12102 * cfgexpand.c (get_decl_align_unit): Update
12103 max_used_stack_slot_alignment with align instead of
12104 stack_alignment_needed.
12106 * function.c (assign_stack_local_1): Update
12107 max_used_stack_slot_alignment with alignment_in_bits instead
12108 of stack_alignment_needed.
12109 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12112 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12114 * dwarf2out.c (last_var_location_insn): New variable.
12115 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12116 (dwarf2out_var_location): Don't record anything after last real
12117 insn. Only change labels if there were any real instructions
12118 in between last note and this one, or if changed sections.
12120 2009-06-11 Richard Henderson <rth@redhat.com>
12122 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12123 note when storing the frame pointer in a register.
12124 (FRP): Don't redefine to nothing for epilogue.
12125 (alpha_expand_epilogue): Mark register and sp restores.
12126 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12128 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12129 when gen_lowpart is needed.
12131 2009-06-11 Richard Henderson <rth@redhat.com>
12133 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
12135 * dwarf2out.c (need_data_align_sf_opcode): New.
12136 (div_data_align): Move earlier.
12137 (def_cfa_1, reg_save): Use it.
12139 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
12141 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
12142 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
12143 (ix86_handle_option): Handle OPT_mcrc32.
12144 (ix86_target_string): Add -mcrc32.
12145 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
12147 * config/i386/i386.h (TARGET_CRC32): New.
12149 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
12150 (sse4_2_crc32di): Likewise.
12152 * config/i386/i386.opt (mcrc32): New.
12154 * doc/invoke.texi: Document -mcrc32.
12156 2009-06-11 Richard Henderson <rth@redhat.com>
12158 * common.opt (gdwarf-): Accept a version number.
12159 * doc/invoke.texi (gdwarf-): Update docs.
12160 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12161 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12162 version level, and record it.
12164 * dwarf2.h (DW_CIE_VERSION): Remove.
12165 * dwarf2out.c (DWARF_VERSION): Remove.
12166 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12167 (output_call_frame_info): Use CIE version 3 for dwarf3,
12168 or if the return register column is out of range for version 1.
12169 (dwarf_stack_op_name): Add all dwarf3 values.
12170 (DEBUG_PUBTYPES_SECTION): New.
12171 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
12172 encoding change for dwarf3.
12173 (output_die) [dw_val_class_die_ref]: Likewise.
12174 (output_compilation_unit_header): Emit correct version for dwarf3.
12175 (output_line_info): Likewise.
12176 (output_pubnames): Update for DWARF_VERSION removal.
12177 (output_aranges): Likewise.
12178 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
12179 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
12180 (dwarf2out_finish): Likewise.
12182 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12184 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12187 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12190 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12191 * builtins.c (expand_builtin_unreachable): New function.
12192 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12193 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12194 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12196 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12197 searching for missing barriers.
12199 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12201 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12202 when -fprofile-generate* was passed.
12203 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12205 2009-06-11 Anthony Green <green@moxielogic.com>
12207 * config/moxie/moxie.md: Define length attribute for all instructions.
12209 (*b<cond:code>): Support limited branch ranges for new PC-relative
12210 branch instructions.
12211 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12213 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12215 * config/i386/i386.c (min_insn_size): Use get_attr_length
12216 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12217 For __asm return 0.
12219 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12220 instead of emit_insn_before.
12222 2009-06-10 Ian Lance Taylor <iant@google.com>
12225 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12228 2009-06-10 Revital Eres <eres@il.ibm.com>
12230 * passes.c (init_optimization_passes): Reschedule
12231 predictive-commoning pass before complete unroll pass.
12233 2009-06-10 Martin Jambor <mjambor@suse.cz>
12235 * cgraph.c (cgraph_node_can_be_local_p): New function.
12236 (cgraph_make_node_local): New function.
12237 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12238 (cgraph_make_node_local): Declare.
12240 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12242 * tree.h (tree_base): Add packed_flag and user_align fields.
12243 Decrease size of spare field.
12244 (TYPE_USER_ALIGN): Use user_align from tree_base.
12245 (DECL_USER_ALIGN): Likewise.
12246 (TYPE_PACKED): Use packed_flag from tree_base.
12247 (DECL_PACKED): Likewise.
12248 (tree_type): Delete packed_flag and user_align fields. Widen
12249 precision field. Widen mode field and shuffle fields to align
12250 mode on an 8-bit boundary.
12251 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12252 Renumber decl_flag_* fields. Fix comments. Widen
12253 decl_common_unused field.
12254 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12255 (DECL_EXTERNAL): Likewise.
12256 (DECL_BIT_FIELD): Likewise.
12257 (DECL_NONADDRESSABLE_P): Likewise.
12258 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12259 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12261 2009-06-10 Ian Lance Taylor <iant@google.com>
12263 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12264 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12265 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12266 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12267 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12268 DEF_VEC_ALLOC_FUNC_P.
12269 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12270 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12271 DEF_VEC_ALLOC_FUNC_O.
12272 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12273 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12274 DEF_VEC_ALLOC_FUNC_I.
12275 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12276 (vec_stack_p_reserve_exact_1): Declare.
12277 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12278 (vec_stack_free): Declare.
12279 (VEC_stack_alloc): Define.
12280 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12281 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12282 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12283 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12285 (stack_vecs): New static variable.
12286 (vec_stack_p_reserve_exact_1): New function.
12287 (vec_stack_o_reserve_1): New static function.
12288 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12289 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12290 (vec_stack_free): New function.
12291 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12292 (VEC_df_ref_stack_alloc): Define.
12293 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12294 DEF_VEC_ALLOC_P_STACK.
12295 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12296 (struct df_collection_rec): Change _vec fields to VEC. Remove
12298 (df_free_collection_rec): Adjust for new fields.
12299 (df_insn_rescan): Use new df_collection_rec fields.
12300 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12301 (df_ref_create_structure, df_ref_record): Likewise.
12302 (df_get_conditional_uses, df_get_call_refs): Likewise.
12303 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12304 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12305 (df_record_exit_block_uses, df_bb_verify): Likewise.
12306 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12307 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12308 Remove count parameter. Change return type to void. Change all
12310 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12311 Remove count parameter. Change return type to void. Change all
12313 (df_install_refs): Change old_vec parameter to VEC. Remove count
12314 parameter. Change all callers.
12315 (df_install_mws): Change old_vec parameter to VEC. Remove count
12316 parameter. Change all callers.
12317 (df_refs_verify): Change new_rec parameter to VEC. Change call
12319 (df_mws_verify): Likewise.
12321 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12323 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12325 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12327 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12329 2009-06-10 Anthony Green <green@moxielogic.com>
12331 * config/moxie/crti.asm: New file.
12332 * config/moxie/crtn.asm: New file.
12333 * config/moxie/moxie.c: New file.
12334 * config/moxie/moxie.h: New file.
12335 * config/moxie/sfp-machine.h: New file.
12336 * config/moxie/moxie-protos.h: New file.
12337 * config/moxie/t-moxie: Created.
12338 * config/moxie/t-moxie-softfp: Created.
12339 * config/moxie/moxie.md: Created.
12340 * config/moxie/constraints.md: Created.
12341 * config.gcc: Add moxie support.
12342 * doc/md.texi (Machine Constraints): Add moxie constraints.
12343 * doc/contrib.texi (Contributors): Mention moxie port.
12344 * doc/install.texi (Specific): Mention the moxie port.
12346 2009-06-09 Ian Lance Taylor <iant@google.com>
12348 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12349 compiling with C++.
12350 * optabs.c (optab_table): Only use designated initializers if
12351 HAVE_DESIGNATED_INITIALIZERS is defined.
12352 (convert_optab_table): Likewise.
12353 (init_optabs): Always call init_insn_codes if
12354 HAVE_DESIGNATED_INITIALIZERS is not defined.
12356 2009-06-09 Ian Lance Taylor <iant@google.com>
12358 * targhooks.c (default_builtin_vectorized_function): Change fn
12359 parameter to unsigned int.
12360 (default_builtin_vectorized_conversion): Change code parameter to
12362 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12363 * targhooks.h: Update declarations.
12364 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12365 parameter to unsigned int.
12367 * c-typeck.c (comptypes_check_enum_int): New static function.
12368 (comptypes_internal): Add enum_and_int_p parameter. Change all
12370 (comp_target_types): Add location parameter. Change all callers.
12371 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12372 Change all callers.
12373 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12374 (build_conditional_expr): Add colon_loc parameter. Change all
12376 (convert_for_assignment): Add location parameter. Change all callers.
12377 * c-parser.c (c_parser_conditional_expression): Pass location of
12378 colon to build_conditional_expr.
12379 * c-tree.h (build_conditional_expr): Update declaration.
12381 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12383 * graphite.c: Revert previous patch.
12385 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12388 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12390 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12392 * tree-ssa-loop-prefetch.c
12393 (loop_prefetch_arrays): Fixed a portability problem in printf format
12396 2009-06-09 Martin Jambor <mjambor@suse.cz>
12398 PR tree-optimization/40351
12399 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12400 refrence to a potential artifical subaccess can be constructed.
12402 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12404 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12405 (sh_override_options): Likewise.
12406 * config/sh/sh.c: Include params.h.
12407 (sh_optimization_options): New.
12408 (sh_override_options): Likewise.
12409 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12410 (OVERRIDE_OPTIONS): Use sh_override_options.
12412 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12414 * dwarf2out.c (emit_cfa_remember): New variable.
12415 (add_fde_cfi): If emit_cfa_remember, recurse to add
12416 DW_CFA_remember_state first.
12417 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12418 instead just set emit_cfa_remember.
12420 2009-06-08 Jan Hubicka <jh@suse.cz>
12423 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12425 2009-06-08 Jan Hubicka <jh@suse.cz>
12427 PR middle-end/39834
12428 * cgraphunit.c (save_inline_function_body): Do not copy transform
12429 hooks for saved inline bodies.
12430 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12431 for given function.
12433 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12435 * jump.c (returnjump_p): Handle delayed branches. Add missing
12438 2009-06-08 Jan Hubicka <jh@suse.cz>
12440 PR middle-end/40102
12441 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12442 original node might've been modified.
12443 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12445 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12447 * tree-object-size.c (addr_object_size): Add OSI argument.
12448 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12449 (compute_builtin_object_size, expr_object_size): Adjust callers.
12450 (plus_stmt_object_size): Call addr_object_size instead of
12451 compute_builtin_object_size.
12453 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12454 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12456 * tree-ssa-loop-prefetch.c
12457 (gather_memory_references): Introduced a counter for the number of
12459 (anything_to_prefetch_p): Introduced a counter for the number of
12461 (is_loop_prefetching_profitable): New function with a cost model
12463 (loop_prefetch_arrays): Use the new cost model to determine if
12464 prefetching is profitable.
12465 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12466 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12467 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12468 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12469 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12470 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12472 2009-06-08 Michael Matz <matz@suse.de>
12475 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12476 partitions use the same.
12477 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12478 for basevars of SSA_NAMEs.
12479 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12480 to not expand them twice.
12481 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12484 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12486 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12487 (fdump-final-insns=, gtoggle): New.
12488 * doc/invoke.texi: Document them.
12489 * final.c (rest_of_clean_state): Dump final insn stream.
12490 * gcc.c (invoke_as): Hook in -fcompare-debug.
12491 (static_spec_functions): Add compare-debug-dump-opt,
12492 compare-debug-self-opt and compare-debug-auxbase-opt.
12493 (compare_debug, compare_debug_second, compare_debug_opt): New.
12494 (switches_debug_check, n_switches_debug_check): New.
12495 (debug_auxbase_opt, debug_check_temp_file): New.
12496 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12498 (do_self_spec): Handle arguments after switches.
12499 (do_spec_1): Add .gk extension to temp file basenames for compare.
12500 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12501 (cc1_options): Use it instead of normal auxbase computation for
12502 the second compare-debug compilation.
12503 (compare_files): New.
12504 (main): Set up and implement compare debug mode.
12505 (compare_debug_dump_opt_spec_function): New.
12506 (compare_debug_self_opt_spec_function): New.
12507 (compare_debug_auxbase_opt_spec_function): New.
12508 * toplev.c (process_options): Handle flag_gtoggle,
12509 flag_dump_final_insns.
12510 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12511 during -fcompare-debug-second compilation.
12513 2009-06-07 Ian Lance Taylor <iant@google.com>
12515 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12516 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12518 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12519 with no default node. Change warning with %H to warning_at.
12520 Don't clear warn_switch around case checking.
12521 * doc/invoke.texi (Warning Options): Clarify distinction between
12522 -Wswitch and -Wswitch-enum.
12524 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12526 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12528 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12530 * gbl-ctors.h: Add header guard.
12532 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12534 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12535 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12536 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12537 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12538 prototypes for removed functions.
12539 (expressions_equal_p): Move to ...
12540 * tree-ssa-sccvn.h: ... here and ...
12541 * matrix-reorg.c: ... adjust includes.
12543 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12545 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12547 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12549 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12550 (finish_function): Remove erroneous whitespace.
12552 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12554 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12555 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12557 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12559 * errors.c (internal_error): Commentary typo fix.
12560 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12561 * tree-ssa-pre.c: Ditto.
12563 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12565 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12566 them is supposed to hold actual statements.
12568 2009-06-06 Ian Lance Taylor <iant@google.com>
12570 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12571 empty statements can now have attributes.
12573 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12575 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12576 * config/mips/mips.md: Ditto.
12578 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12580 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12582 (__eabi_uconvert): Likewise.
12584 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12586 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12587 CFI_* definitions with IN_GCC.
12589 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12591 * xcoffout.h (xcoffout_source_line): Update prototype.
12593 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12595 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12596 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12598 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12600 PR middle-end/40340
12601 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12602 inlined_function_outer_scope_p blocks for artificial inlines
12604 * tree.c (tree_nonartificial_location): Rewrite using
12605 block_nonartificial_location.
12607 2009-06-05 Revital Eres <eres@il.ibm.com>
12608 Leehod Baruch <leehod@il.ibm.com>
12610 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12611 (expand_expr_real_1): Remove comment.
12612 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12613 Vectorize misaligned access when the target supports it.
12614 (vect_supportable_dr_alignment): Check for unaligned access support.
12615 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12618 2009-06-05 Julian Brown <julian@codesourcery.com>
12620 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12621 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12623 2009-06-05 Richard Guenther <rguenther@suse.de>
12626 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12627 as possibly unused.
12629 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12631 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12632 (save_gprs): Don't tell unwinder when a global register is saved.
12633 (s390_emit_epilogue): Emit needed epilogue unwind info.
12635 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12637 * dwarf2out.c (deferred_asm_name): New.
12638 (add_name_and_src_coords_attributes): Defer creation of
12639 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12641 (move_linkage_attr): New.
12642 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12645 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12647 * tree-nested.c (finalize_nesting_tree_1): Declare the
12648 frame_decl in the binding tree.
12650 2009-06-04 Cary Coutant <ccoutant@google.com>
12652 * basic-block.h (struct basic_block_def): Add discriminator field.
12653 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12655 * debug.c (do_nothing_debug_hooks): Add additional entry.
12656 (debug_nothing_int_charstar_int): New function.
12657 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12658 (debug_nothing_int_charstar_int): New declaration.
12659 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12660 discriminator value in .loc directive.
12661 * final.c (last_discriminator): New variable.
12662 (discriminator): New variable.
12663 (final_start_function): Initialize above variables, pass current
12664 discriminator to debug hook.
12665 (notice_source_line): Check for discriminator change.
12666 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12667 * sdbout.c (sdbout_source_line): New parameter.
12668 * tree-cfg.c (struct locus_discrim_map): New structure type.
12669 (discriminator_per_locus): New hash table.
12670 (build_gimple_cfg): Allocate and free discriminator hash table.
12671 (make_edges): Call assign_discriminator.
12672 (locus_map_hash): New function.
12673 (locus_map_eq): New function.
12674 (next_discriminator_for_locus): New function.
12675 (same_line_p): New function.
12676 (assign_discriminator): New function.
12677 (make_cond_expr_edges): Call assign_discriminator.
12678 (make_gimple_switch_edges): Likewise.
12679 (first_non_label_stmt): New function.
12680 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12682 * xcoffout.c (xcoffout_source_line): Add new parameter.
12684 * configure.ac (gcc_cv_as_discriminator): New configury check for
12685 gas support for discriminator.
12686 * configure: Regenerate.
12687 * config.in: Regenerate.
12689 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12691 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12692 val after checking for integers.
12694 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12696 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12698 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12699 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12700 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12701 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12702 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12703 X64_SSE_REGPARM_MAX.
12704 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12705 X64_SSE_REGPARM_MAX.
12707 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12709 * gcc.c (report_times_to_file): New.
12710 (execute): Implement it.
12711 (process_command): Support -time=.
12712 * doc/invoke.texi: Document it.
12714 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12716 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12717 that have value exprs.
12719 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12721 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12722 declarations for constants until...
12723 (dw2_output_indirect_constant_1): ... this point.
12725 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12728 * arm.md (arm_addsi3): Don't try to split an add with an
12729 eliminable register until after reload has completed.
12731 2009-06-03 Ian Lance Taylor <iant@google.com>
12733 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12734 * genattrtab.c (write_length_unit_log): Likewise.
12735 * genchecksum.c (dosum): Likewise.
12736 * gengtype.c (write_rtx_next): Likewise.
12737 (finish_root_table, write_roots): Likewise.
12738 * gimple.c (gimple_ops_offset_): Likewise.
12739 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12740 * config/arc/arc.c (arc_attribute_table): Likewise.
12741 * config/arm/arm.c (arm_attribute_table): Likewise.
12742 * config/avr/avr.c (avr_attribute_table): Likewise.
12743 * config/crx/crx.c (crx_attribute_table): Likewise.
12744 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12745 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12746 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12747 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12748 * config/sh/sh.c (sh_attribute_table): Likewise.
12749 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12750 * config/spu/spu.c (spu_attribute_table): Likewise.
12751 * config/v850/v850.c (v850_attribute_table): Likewise.
12753 * config/alpha/alpha.c (vms_attribute_table): Make static.
12754 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12755 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12756 * config/mips/mips.c (mips_attribute_table): Likewise.
12758 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12760 (cc1-checksum.o): Likewise.
12762 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12764 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12766 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12768 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12769 insn if it is changing sp. Use gen_add3_insn instead of
12770 conditionally gen_addsi3 and gen_adddi3.
12771 (offset_below_red_zone_p): New static inline function.
12772 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12773 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12774 * config/rs6000/ppc-asm.h: Include auto-host.h.
12775 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12776 CFI_RESTORE): Define.
12777 * config/rs6000/crtresxgpr.asm: Add unwind info.
12778 * config/rs6000/crtresxfpr.asm: Likewise.
12779 * config/rs6000/crtresgpr.asm: Likewise.
12780 * config/rs6000/crtresfpr.asm: Likewise.
12781 * config/rs6000/crtsavgpr.asm: Likewise.
12782 * config/rs6000/crtsavfpr.asm: Likewise.
12784 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12785 argument of DWARF2_FRAME_REG_OUT macros.
12787 2009-06-03 Julian Brown <julian@codesourcery.com>
12789 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12790 words or less (including TImode) in core registers.
12792 2009-06-03 Richard Guenther <rguenther@suse.de>
12794 PR middle-end/40328
12795 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12797 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12799 * statistics.c (statistics_counter_event): Do not record event
12800 in pass dump if its number == -1.
12801 (curr_statistics_hash): Add assert that we never get passes
12802 with static number == -1.
12804 2009-06-03 Richard Guenther <rguenther@suse.de>
12805 Andrey Belevantsev <abel@ispras.ru>
12807 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12808 non-BLKmode arrays addressable.
12810 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12812 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12813 * config/m68k/m68k.h: ... here.
12815 2009-06-03 Martin Jambor <mjambor@suse.cz>
12817 PR tree-optimization/40323
12818 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12821 2009-06-03 Richard Guenther <rguenther@suse.de>
12823 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12826 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12828 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12829 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12830 JUMP_TABLE_DATA_P where applicable.
12831 * config/sh/sh.c: Ditto.
12832 * config/sh/sh.h: Ditto.
12833 * config/sh/sh.md: Ditto.
12834 * config/sh/symbian.c: Ditto.
12836 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12838 * config/i386/driver-i386.c (describe_cache): Optimize
12839 concatenation of strings. Use snprintf instead of sprintf.
12840 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12841 target when not compiling with GCC.
12843 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12845 * config/sh/sh.c: Revert last change.
12846 (sh_expand_epilogue): Emit a blockage insn before the frame
12847 pointer adjustment unconditionally.
12849 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12851 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12852 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12853 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12854 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12855 to COLLECT_GCC_OPTIONS.
12857 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12859 * collect2.c (target_system_root): New variable.
12860 (main): Handle --sysroot=.
12861 (ignore_library): Strip the sysroot from the library path.
12863 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12865 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12866 (collect2.o): Depend on collect2-aix.h.
12867 (collect2-aix.o): New rule.
12868 * collect2-aix.h: New file.
12869 * collect2-aix.c: Likewise.
12870 * collect2.c: Include collect2-aix.h. Don't undefine
12871 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12872 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12873 Use TARGET_AIX_VERSION instead of _AIX51.
12874 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12875 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12876 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12877 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12878 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12880 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12882 * collect2.c (ignore_library): Avoid premature post-increment
12883 and null deference.
12885 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12887 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12888 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12889 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12890 CROSS_DIRECTORY_STRUCTURE too.
12891 (LINK_LIBG_SPEC): Likewise.
12892 (LIB_SPEC): Add %R to sysroot paths.
12893 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12894 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12895 * config/rs6000/aix51.h: As for aix43.h.
12896 * config/rs6000/aix52.h: Likewise.
12897 * config/rs6000/aix53.h: Likewise.
12898 * config/rs6000/aix61.h: Likewise.
12899 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12900 to the beginning of sysroot paths.
12902 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12904 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12905 INSN_LISTs that are out of the REG_NOTE range.
12907 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12909 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12910 (struct var_to_expand): Likewise.
12911 (struct opt_info): Add head and tail for linked lists of the above.
12912 (analyze_insn_to_expand_var): Initialize next.
12913 (analyze_iv_to_split_insn): Likewise.
12914 (analyze_insns_in_loop): Create linked lists.
12915 (allocate_basic_variable): Simplify for use without hash table.
12916 (insert_var_expansion_initialization): Likewise, make it type-safer.
12917 (combine_var_copies_in_loop_exit): Likewise.
12918 (apply_opt_in_copies): Walk lists rather than hash tables.
12919 (release_var_copies): Simplified and inlined by hand into...
12920 (free_opt_info): ... this function.
12922 2009-06-02 Richard Guenther <rguenther@suse.de>
12924 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12927 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12929 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12930 only for builtins that are not overridden.
12932 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12934 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12937 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12939 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12941 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12943 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12945 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12947 * common.opt (fdump-unnumbered-links): New.
12948 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12949 * print-rtl.c (flag_dump_unnumbered_links): New.
12950 (print_rtx): Test it.
12952 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12954 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12955 push/pop multiple to 8-byte alignment.
12957 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12959 * config/i386/i386.c (queued_cfa_restores): New static variable.
12960 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12962 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12963 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12964 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12965 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12966 note unconditionally.
12967 (ix86_emit_restore_regs_using_mov): Likewise.
12968 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12969 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12970 it through to ix86_emit_restore_reg_using_pop.
12971 (ix86_emit_leave): Add RED_OFFSET argument. Call
12972 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12973 instead of adding REG_CFA_OFFSET note unconditionally.
12974 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12975 the above functions. Call ix86_add_queued_cfa_restore_notes when
12978 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12979 force output of the label even for dwarf2out_do_cfi_asm.
12980 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12981 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12982 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12984 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12985 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12986 dwarf2out_cfi_label callers.
12987 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12988 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12989 Adjust dwarf2out_cfi_label callers.
12990 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12992 * config/i386/i386.h (struct machine_cfa_state,
12993 struct machine_function): Guard with ifndef USED_FOR_TARGET
12994 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12997 * emutls.c (__emutls_get_address): Change arr->size to mean number
12998 of allocated arr->data entries instead of # of slots + 1.
13000 PR middle-end/40316
13001 * recog.c (peep2_reinit_state): New function.
13002 (peephole2_init_state): Use it at the end of a basic block and also
13003 when seeing a RTX_FRAME_RELATED_P insn.
13005 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13007 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13008 fixuns_truncrfdi2): New.
13009 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13010 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13011 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13012 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13013 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13014 *recip_approx): Remove.
13015 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13016 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13017 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13019 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13022 2009-06-01 Ian Lance Taylor <iant@google.com>
13024 * attribs.c (register_attribute): Use CONST_CAST.
13025 * collect2.c (main): Use CONST_CAST2.
13026 (scan_prog_file): Likewise.
13027 * gcc.c (process_command, main): Likewise.
13028 * toplev.c (toplev_main): Likewise.
13030 * c-typeck.c (handle_warn_cast_qual): New static function,
13031 partially broken out of build_c_cast.
13032 (build_c_cast): Call handle_warn_cast_qual.
13033 * doc/invoke.texi (Warning Options): Document new effect of
13036 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13038 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13039 (diagnostic_report_current_module): Print columns.
13040 * common.opt (flag_show_column): Enable by default.
13042 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13044 * alias.c (find_base_term): Check for NULL term before returning.
13046 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13048 Revert due to PR40320:
13049 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13050 * calls.c (emit_library_call_value_1): Don't force_operand for move
13053 2009-06-01 Olivier Hainque <hainque@adacore.com>
13054 Eric Botcazou <ebotcazou@adacore.com>
13056 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13057 to be processed as a bitfield for constructor output purposes.
13058 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13060 * varasm.c (oc_local_state): New type, output_constructor
13061 local state to support communication with helpers.
13062 (oc_outer_state): New type, output_constructor outer state of
13063 relevance in recursive calls.
13064 (output_constructor_array_range): New output_constructor helper,
13065 extracted code for an array range element.
13066 (output_constructor_regular_field): New output_constructor helper,
13067 extracted code for an element that is not a bitfield.
13068 (output_constructor_bitfield): New output_constructor helper,
13069 extracted code for a bitfield element. Accept an OUTER state
13070 argument for recursive processing. Recurse on record or array
13071 CONSTRUCTOR values, possibly past noop conversions.
13072 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13073 VALUE is a valid constant-valued expression for use in a static
13074 bit-field initializer.
13075 (output_constructor): Rework to use helpers. Accept and honor an
13076 OUTER state argument for recursive calls. Return total size. Be
13077 prepared for nested constructors initializing bitfields.
13078 (output_constant): Feed OUTER in calls to output_constructor.
13080 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13082 * calls.c (emit_library_call_value_1): Don't force_operand for move
13085 2009-06-01 Nick Clifton <nickc@redhat.com>
13087 * doc/invoke.texi (IA-64 Options): Fix typo.
13089 2009-06-01 Ira Rosen <irar@il.ibm.com>
13091 PR tree-optimization/39129
13092 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13094 (vect_do_peeling_for_loop_bound): Use
13095 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13096 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13097 (vect_loop_versioning): Likewise.
13098 (vect_create_cond_for_alias_checks): Fix indentation.
13099 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13101 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13102 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13103 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13104 "control flow in loop".
13105 (vect_estimate_min_profitable_iters): Use
13106 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13107 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13108 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13109 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13110 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13111 statement belongs to a group of strided accesses with the exact code
13113 (vectorizable_load): Likewise.
13114 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13115 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13117 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13119 * config/freebsd-stdint.h: New file.
13120 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13121 Add freebsd-stdint.h to tm_file.
13123 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13125 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13126 (thumb2_extendhidi2): Likewise.
13128 2009-05-31 Ian Lance Taylor <iant@google.com>
13130 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
13132 2009-05-31 Ian Lance Taylor <iant@google.com>
13134 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
13135 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
13136 (ipa-reference.o): Depend upon gt-ipa-reference.h.
13138 2009-05-31 Jason Merrill <jason@redhat.com>
13140 * tree-pretty-print.c (print_call_name): Take the callee, not the
13141 call itself. Make non-static. Use dump_function_name for functions.
13142 (dump_generic_node): Adjust.
13143 * diagnostic.h: Declare print_call_name.
13144 * gimple-pretty-print.c (dump_gimple_call): Use it.
13146 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13148 * config/sh/sh.md (ashldi3_std): New define_expand.
13151 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13154 * config/sh/sh.c: Include debug.h.
13155 (sh_expand_epilogue): Emit a blockage insn before the frame
13156 pointer adjustment also when dwarf2out_do_frame returns true.
13158 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13160 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13161 (thumb2_extendqidi2): New pattern.
13163 2009-05-31 Ira Rosen <irar@il.ibm.com>
13165 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13166 mark phis for renaming.
13167 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13168 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13169 Call mark_sym_for_renaming.
13170 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13171 * tree-vect-loop.c (vect_transform_loop): Remove
13172 vect_memsyms_to_rename initialization and a call to
13173 mark_set_for_renaming.
13175 2009-05-31 Jakub Jelinek <jakub@redhat.com>
13177 PR middle-end/40304
13178 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
13179 frame related even if !set_cfa && style < 0.
13181 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
13183 * config/i386/mingw-tls.c: New file.
13184 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13185 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13186 defining _WIN32 but not __CYGWIN__.
13188 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13190 * configure.ac: Add MPC support.
13192 * config.in, configure: Regenerate.
13194 2009-05-29 Richard Henderson <rth@redhat.com>
13196 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13197 NOTE_INSN_BASIC_BLOCK.
13198 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13199 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13200 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13202 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13204 (add_cfi): Disable check redefining cfa away from drap.
13205 (lookup_cfa_1): Add remember argument; handle remember/restore.
13206 (lookup_cfa): Pass remember argument.
13207 (cfa_remember): New.
13208 (compute_barrier_args_size_1): Remove sibcall check.
13209 (dwarf2out_frame_debug_def_cfa): New.
13210 (dwarf2out_frame_debug_adjust_cfa): New.
13211 (dwarf2out_frame_debug_cfa_offset): New.
13212 (dwarf2out_frame_debug_cfa_register): New.
13213 (dwarf2out_frame_debug_cfa_restore): New.
13214 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13215 (dwarf2out_begin_epilogue): New.
13216 (dwarf2out_frame_debug_restore_state): New.
13217 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13218 DW_CFA_restore_state.
13219 (output_cfi_directive): Likewise.
13220 (convert_cfa_to_fb_loc_list): Likewise.
13221 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13222 * dwarf2out.h: Update.
13223 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13224 (copy_insn_1): Early out for null.
13225 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13226 and dwarf2out_frame_debug_restore_state.
13227 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13228 (prologue_insn_hash, epilogue_insn_hash): New.
13229 (free_after_compilation): Adjust freeing accordingly.
13230 (record_insns): Create hash table if needed; push insns into
13231 hash instead of array.
13232 (maybe_copy_epilogue_insn): New.
13233 (contains): Search hash table instead of array.
13234 (sibcall_epilogue_contains): Remove.
13235 (thread_prologue_and_epilogue_insns): Split eh_return insns
13236 and mark them as epilogues.
13237 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13238 scanning in terms of basic blocks.
13239 * insn-notes.def (CFA_RESTORE_STATE): New.
13240 * jump.c (returnjump_p_1): Accept EH_RETURN.
13241 (eh_returnjump_p_1, eh_returnjump_p): New.
13242 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13243 CFA_REGISTER, CFA_RESTORE): New.
13244 * rtl.def (EH_RETURN): New.
13245 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13247 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13248 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13250 * config/i386/i386.c (gen_push): Update cfa state.
13251 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13252 add a CFA_ADJUST_CFA note.
13253 (ix86_dwarf_handle_frame_unspec): Remove.
13254 (ix86_expand_prologue): Update cfa state.
13255 (ix86_emit_restore_reg_using_pop): New.
13256 (ix86_emit_restore_regs_using_pop): New.
13257 (ix86_emit_leave): New.
13258 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13259 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13260 * config/i386/i386.h (struct machine_cfa_state): New.
13261 (ix86_cfa_state): New.
13262 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13263 (eh_return_internal): Merge from eh_return_<mode>,
13264 use eh_return rtx, split w/ epilogue.
13266 2009-05-29 Ian Lance Taylor <iant@google.com>
13268 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13270 * calls.c (emit_library_call_value_1): Likewise.
13272 * c-typeck.c (c_build_va_arg): New function.
13273 * c-tree.h (c_build_va_arg): Declare.
13274 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13275 instead of build_va_arg.
13277 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13279 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13280 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13281 (ptr_difference_cost): Use affine combinations to compute it.
13282 (difference_cost): Likewise.
13283 (get_computation_cost_at): Compute more accurate cost for addresses
13284 if the ratio is a multiplier allowed in addresses.
13285 For non-addresses, consider that an additional offset or symbol is
13288 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13290 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13291 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13293 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13294 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13295 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13297 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13298 to 1 for TYPE_SSE{IADD1,CVT1}.
13299 (prefix_vex_imm8): Removed.
13300 (length_vex): Only pass 1 as second argument to
13301 ix86_attr_length_vex_default if prefix_extra is 0.
13302 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13303 (length): For prefix vex computation use length_immediate
13304 attribute instead of prefix_vex_imm8.
13305 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13306 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13307 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13308 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13309 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13310 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13311 a space in between the operands.
13312 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13313 if one operand is 0xff and the other one si, di, bp or sp.
13314 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13315 other one si, di, bp or sp.
13316 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13317 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13318 type and mode attributes.
13319 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13320 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13321 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13322 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13323 prefix_data16 attribute iff MODE_DF.
13324 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13325 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13326 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13327 constm128_operand in length_immediate computation.
13328 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13329 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13330 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13331 length_immediate attribute to 1.
13332 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13333 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13334 for certain alternatives.
13335 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13336 prefix_data16 attribute if MODE_V1DF.
13337 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13338 length_immediate to 1.
13339 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13340 length_address to 4, set mode attribute to MODE_DI.
13341 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13342 (fxam<mode>2_i387): Set length attribute to 4.
13343 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13344 *prefetch_3dnow_rex): Override length_address attribute.
13345 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13347 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13348 (constm128_operand): Removed.
13349 * config/i386/i386.c (memory_address_length): For
13350 disp && !index && !base in 64-bit mode account for SIB byte if
13351 print_operand_address can't optimize disp32 into disp32(%rip)
13352 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13353 for fs: or gs: segment.
13354 (ix86_attr_length_immediate_default): When checking if shortform
13355 is possible, truncate immediate to the length of the non-shortened
13357 (ix86_attr_length_address_default): Ignore MEM_P operands
13359 (ix86_attr_length_vex_default): Only check for DImode on
13360 GENERAL_REG_P operands.
13361 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13362 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13363 (sse_cvttps2pi): Clear prefix_rep attribute.
13364 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13366 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13367 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13368 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13369 iff operand 2 is const_int_operand.
13370 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13371 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13372 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13374 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13376 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13377 prefix_data16 attribute for movlpd and movhpd instructions.
13378 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13379 length_immediate for shufpd instruction.
13380 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13381 (avx_cmpp<avxmodesuffixf2c><mode>3,
13382 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13383 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13384 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13385 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13386 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13387 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13388 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13389 prefix_data16 attribute for the first alternative to 1.
13390 (*avx_loadlps): Override length_immediate for the first alternative.
13391 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13392 attributes for second alternative.
13393 (*vec_concatv2sf_sse4_1): Override length_immediate and
13394 prefix_data16 attributes for second alternative.
13395 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13396 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13397 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13398 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13399 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13400 prefix_data16 and length_immediate to 1.
13401 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13403 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13404 prefix_extra attribute for variants that don't have 0f prefix alone.
13405 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13406 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13407 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13408 *sse4_1_pextrd): Set length_immediate to 1.
13409 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13410 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13412 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13413 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13414 length_immediate to 1 for second alternative.
13415 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13416 prefix_extra and length_immediate attributes for the first
13418 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13420 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13421 to 1 for the first and third alternative.
13422 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13424 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13426 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13428 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13429 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13430 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13431 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13432 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13433 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13434 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13435 ssse3_psign<mode>3): Override prefix_rex attribute.
13436 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13437 (ssse3_palignrti): Override length_immediate to 1.
13438 (ssse3_palignrdi): Override length_immediate to 1, override
13439 prefix_rex attribute.
13440 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13441 (sse4a_extrqi): Override length_immediate to 2.
13442 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13443 (sse4a_insertq): Override prefix_data16 to 0.
13444 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13445 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13446 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13447 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13448 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13449 and length_immediate to 1.
13450 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13451 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13452 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13453 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13454 and length_immediate to 1.
13455 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13456 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13457 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13458 avx_ptest256): Override prefix_extra to 1.
13459 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13460 Override prefix_data16 and length_immediate to 1.
13461 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13462 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13463 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13464 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13465 prefix_data16 to 0 and prefix_extra to 2.
13466 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13467 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13469 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13470 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13471 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13472 and prefix_extra to 2.
13473 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13474 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13475 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13476 avx_vpermilvar<mode>3,
13477 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13478 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13479 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13480 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13481 Override prefix_extra to 1.
13482 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13483 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13484 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13485 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13486 prefix_extra and length_immediate to 1.
13487 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13489 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13490 to 1 for the first alternative.
13491 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13492 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13494 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13495 *movv2sf_internal_avx, *movv2sf_internal): Override
13496 prefix_rep attribute for certain alternatives.
13497 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13498 attributes for certain alternatives.
13499 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13500 attributes for certain alternatives.
13501 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13502 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13503 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13504 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13505 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13506 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13507 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13508 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13509 length_immediate to 1 if operand 2 is const_int_operand.
13510 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13511 *vec_extractv2si_1): Set length_immediate attribute to 1.
13512 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13513 using old 3DNOW insn rather than SSE/3DNOW_A.
13514 (mmx_emms, mmx_femms): Clear modrm attribute.
13516 2009-05-29 Martin Jambor <mjambor@suse.cz>
13518 * tree-sra.c: New implementation of SRA.
13520 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13521 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13522 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13523 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13524 (SRA_MAX_STRUCTURE_COUNT): Removed.
13525 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13526 * doc/invoke.texi (sra-max-structure-size): Removed.
13527 (sra-field-structure-ratio): Removed.
13529 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13531 PR middle-end/40291
13532 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13535 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13537 PR rtl-optimization/40101
13538 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13539 seqno. Adjust comment.
13540 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13541 inserting bookkeeping before a jump, the jump is not scheduled.
13542 When no positive seqno found, provide a value. Add comment.
13544 2009-05-29 Richard Guenther <rguenther@suse.de>
13546 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13547 short-cutting on the first component.
13549 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13551 PR middle-end/39958
13552 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13553 for trees other than decls/types.
13555 2009-05-29 Richard Guenther <rguenther@suse.de>
13557 * tree-ssa-operands.c (get_expr_operands): Do not handle
13558 INDIRECT_REFs in the handled-component case. Remove
13559 unused get_ref_base_and_extent case.
13560 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13561 tree_low_cst and host_integerp where possible.
13562 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13563 codes for equivalence.
13564 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13566 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13568 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13569 to tmake_file for i[34567]86-*-cygwin*.
13571 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13574 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13575 (altivec_categorize_keyword, init_vector_keywords,
13576 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13579 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13581 * tree.c (handle_dll_attribute): Check if node is
13582 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13584 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13586 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13588 (thumb2_zero_extendqidi2): Likewise.
13590 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13592 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13593 instead of gen_movrt.
13594 * config/sh/sh.md (movrt): Remove.
13596 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13598 * doc/invoke.texi (IA-64 Options):
13599 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13600 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13601 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13602 -msched-prefer-non-control-spec-insns,
13603 -msched-stop-bits-after-every-cycle,
13604 -msched-count-spec-in-critical-path,
13605 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13606 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13607 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13608 and -msched-spec-verbose.
13610 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13612 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13613 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13615 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13617 2009-05-28 Richard Guenther <rguenther@suse.de>
13619 * tree-ssa-alias.c (ao_ref_init): New function.
13620 (ao_ref_base): Likewise.
13621 (ao_ref_base_alias_set): Likewise.
13622 (ao_ref_alias_set): Likewise.
13623 (refs_may_alias_p_1): Change signature.
13624 (refs_may_alias_p): Adjust.
13625 (refs_anti_dependent_p): Likewise.
13626 (refs_output_dependent_p): Likewise.
13627 (call_may_clobber_ref_p_1): Change signature.
13628 (call_may_clobber_ref_p): Adjust.
13629 (stmt_may_clobber_ref_p_1): New function split out from ...
13630 (stmt_may_clobber_ref_p): ... here.
13631 (maybe_skip_until): Adjust signature.
13632 (get_continuation_for_phi): Likewise.
13633 (walk_non_aliased_vuses): Likewise.
13634 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13635 (ao_ref_init): Declare.
13636 (ao_ref_base): Likewise.
13637 (ao_ref_alias_set): Likewise.
13638 (stmt_may_clobber_ref_p_1): Likewise.
13639 (walk_non_aliased_vuses): Adjust.
13640 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13641 (get_ref_from_reference_ops): remove.
13642 (vn_reference_lookup_2): Adjust signature.
13643 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13644 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13645 (vn_reference_lookup): Adjust.
13646 (vn_reference_insert): Likewise.
13647 (vn_reference_insert_pieces): Adjust signature.
13648 (visit_reference_op_call): Adjust.
13649 * tree-ssa-pre.c (get_expr_type): Simplify.
13650 (phi_translate_1): Adjust.
13651 (compute_avail): Likewise.
13652 (translate_vuse_through_block): Do not re-build trees.
13653 (value_dies_in_block_x): Likewise.
13654 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13656 (vn_reference_lookup_pieces): Adjust declaration.
13657 (vn_reference_insert_pieces): Likewise.
13659 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13661 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13662 with checking disabled.
13664 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13668 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13669 macro definition for support of three-operand format aligned
13670 .comm directive in assembler on cygwin/pe/mingw target OS.
13671 * configure: Regenerate.
13672 * config.h: Regenerate.
13674 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13675 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13676 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13678 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13679 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13681 2009-05-28 Ira Rosen <irar@il.ibm.com>
13683 PR tree-optimization/40254
13684 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13685 in analysis of basic blocks.
13687 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13689 PR middle-end/33699
13690 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13691 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13692 (TARGET_INITIALIZER): Use it.
13693 * cse.c (CHEAPER): Move it up to the other macros.
13694 (insert): Rename this ...
13695 (insert_with_costs): ... to this. Add cost parameters. Update
13697 (insert): New function. Call insert_with_costs.
13698 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13699 find_reg_offset_for_const, try_const_anchors): New functions.
13700 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13701 when using a const-anchor. Call insert_const_anchors.
13702 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13703 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13705 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13707 * tree-inline.c (remap_decls): Enable nonlocalized variables
13708 when not optimizing.
13710 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13712 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13713 Simplify other tests involving optimize.
13715 2009-05-27 Tom Tromey <tromey@redhat.com>
13717 * unwind-dw2.c (_Unwind_DebugHook): New function.
13718 (uw_install_context): Call _Unwind_DebugHook.
13720 2009-05-27 Tom Tromey <tromey@redhat.com>
13722 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13724 2009-05-27 Ian Lance Taylor <iant@google.com>
13726 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13727 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13728 (ALL_LINKERFLAGS): Define.
13729 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13730 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13731 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13732 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13733 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13734 $(LINKER_FOR_BUILD).
13735 (build/gcov-iov$(build_exeext)): Likewise.
13737 2009-05-27 Julian Brown <julian@codesourcery.com>
13739 * gcse.c (target.h): Include.
13740 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13741 copy of argument to a pseudo register.
13743 2009-05-27 Diego Novillo <dnovillo@google.com>
13745 * tree-ssa-live.c (dump_scope_block): Document arguments.
13746 (dump_scope_blocks): Document.
13747 (debug_scope_blocks): New.
13748 * tree-flow.h (debug_scope_blocks): Declare.
13750 2009-05-21 Denis Chertykov <denisc@overta.ru>
13752 * doc/contrib.texi (Contributors): Add myself to the list.
13754 2009-05-27 Olivier Hainque <hainque@adacore.com>
13756 * expr.c (target_align): New function. Alignment the TARGET of an
13757 assignment may be assume to have.
13758 (highest_pow2_factor_for_target): Use it instead of relying on
13759 immediate tree attributes of TARGET, not necessarily honored when
13760 intermediate bitfields are involved.
13762 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13765 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13766 AVX, SSE4, AES, PCLMUL and POPCNT.
13768 2009-05-27 Diego Novillo <dnovillo@google.com>
13770 * tree-pretty-print.c (dump_location): New.
13771 (dump_generic_node): Call it.
13772 Factor code to handle BLOCK nodes ...
13773 (dump_block_node): ... here.
13775 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13777 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13779 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13781 * gcc-plugin.h: Include config.h and system.h.
13782 (IN_GCC): Define if not defined.
13784 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13786 PR middle-end/40249
13787 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13790 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13792 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13794 * config/m32r/m32r.h: Ditto.
13795 * config/m32r/m32r.md: Ditto.
13796 * config/m32r/predicates.md: Ditto.
13798 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13800 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13802 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13805 (Loading plugins): typo.
13806 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13807 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13808 (Interacting with the GCC Garbage Collector): Added new section.
13809 (Giving information about a plugin): Added new section for
13811 * ggc.h (ggc_register_root_tab): Added declaration.
13812 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13813 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13814 (register_callback): Improved comment in declaration.
13815 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13816 (extra_root_vec) Added static variable for dynamic roots registration.
13817 (ggc_register_root_tab) Added new routine.
13818 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13819 PLUGIN_GGC_MARKING event.
13820 * ggc-zone.c: Include plugin.h.
13821 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13822 * ggc-page.c: Include plugin.h.
13823 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13824 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13825 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13826 (register_callback): check lack of callbacks for
13827 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13828 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13829 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13830 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13831 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13832 dependency on plugin.h.
13833 (plugin.o): Added dependency on ggc.h...
13835 2009-05-26 Richard Guenther <rguenther@suse.de>
13837 PR middle-end/40248
13839 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13840 with mismatched comparison modes.
13842 * expr.c (expand_expr_real_1): Expand the operand of a
13843 VIEW_CONVERT_EXPR in its natural mode.
13845 2009-05-26 Ian Lance Taylor <iant@google.com>
13847 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13848 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13849 (ALL_COMPILERFLAGS): Define.
13850 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13851 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13852 (collect2$(exeext), collect2.o): Likewise.
13853 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13854 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13855 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13856 (libbackend.o, intl.o, cppdefault.o): Likewise.
13857 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13858 (build/%.o): Use $(COMPILER_FOR_BUILD).
13859 (build/gen%$(build_exeext)): Likewise.
13860 (build/gcov-iov$(build_exeext)): LIkewise.
13861 * config/t-darwin (darwin.o): Use $(COMPILER).
13862 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13863 * config/t-sol2 (sol2-c.o): Likewise.
13864 (sol2.o): Likewise.
13865 * config/t-vxworks (vxworks.o): Likewise.
13866 * config/x-darwin (host-darwin.o): Likewise.
13867 * config/x-hpux (host-hpux.o): Likewise.
13868 * config/x-linux (host-linux.o): Likewise.
13869 * config/x-solaris (host-solaris.o): Likewise.
13870 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13871 * config/arm/t-arm (arm-c.o): Likewise.
13872 * config/arm/t-pe (pe.o): Likewise.
13873 * config/arm/t-wince-pe (pe.o): Likewise.
13874 * config/i386/t-cygming (winnt.o): Likewise.
13875 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13876 * config/i386/t-cygwin (cygwin1.o): Likewise.
13877 (cygwin2.o): Likewise.
13878 * config/i386/t-i386 (i386-c.o): Likewise.
13879 * config/i386/t-interix (winnt.o): Likewise.
13880 * config/i386/t-netware (netware.o): Likewise.
13881 * config/i386/t-nwld (nwld.o): Likewise.
13882 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13883 * config/i386/x-i386 (driver-i386.o): Likewise.
13884 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13885 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13886 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13887 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13888 * config/mips/x-native (driver-native.o): Likewise.
13889 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13890 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13891 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13892 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13893 * config/score/t-score-elf (score7.o): Likewise.
13894 (score3.o): Likewise.
13895 * config/sh/t-sh (sh-c.o): Likewise.
13896 * config/sh/t-symbian (sh-c.o): Likewise.
13897 (symbian.o): Likewise.
13898 * config/spu/t-spu-elf (spu-c.o): Likewise.
13899 * config/v850/t-v850 (v850-c.o): Likewise.
13900 * config/v850/t-v850e (v850-c.o): Likewise.
13902 2009-05-26 Richard Guenther <rguenther@suse.de>
13904 PR tree-optimization/40122
13905 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13906 VECTOR_CSTs if possible.
13907 (fold_gimple_assign): Likewise.
13909 2009-05-26 Richard Guenther <rguenther@suse.de>
13911 PR middle-end/40252
13912 * fold-const.c (fold_binary): Use the correct types for building
13915 2009-05-26 Richard Guenther <rguenther@suse.de>
13917 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13918 redundant calls to merge_alias_info.
13919 (bump_vector_ptr): Likewise.
13920 * tree-ssa-copy.c (merge_alias_info): Remove.
13921 (replace_exp_1): Remove call to merge_alias_info.
13922 (propagate_tree_value): Likewise.
13923 (fini_copy_prop): Propagate points-to info.
13924 * tree-flow.h (merge_alias_info): Remove.
13926 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13928 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13930 2009-05-25 Jan Hubicka <jh@suse.cz>
13932 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13933 * cgraph.h (struct inline_summary): New filed self_wize,
13934 size_inlining_benefit, self_time and time_inlining_benefit.
13935 (struct cgraph_global_info): Replace insns by time ans size fields.
13936 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13937 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13938 (ipcp_update_callgraph): Do not touch function bodies.
13939 * ipa-inline.c: Include except.h
13940 (MAX_TIME): New constant.
13941 (overall_insns): Remove.
13942 (leaf_node_p): New.
13943 (overall_size, max_benefit): New static variables.
13944 (cgraph_estimate_time_after_inlining): New function.
13945 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13946 (cgraph_clone_inlined_nodes): Update size.
13947 (cgraph_mark_inline_edge): Update size.
13948 (cgraph_estimate_growth): Use size info.
13949 (cgraph_check_inline_limits): Check size.
13950 (cgraph_default_inline_p): Likewise.
13951 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13952 (cgraph_decide_recursive_inlining): Check size.
13953 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13955 (cgraph_decide_inlining): Likewise.
13956 (cgraph_decide_inlining_incrementally): Likewise; honor
13957 PARAM_EARLY_INLINING_INSNS.
13958 (likely_eliminated_by_inlining_p): New predicate.
13959 (estimate_function_body_sizes): New function.
13960 (compute_inline_parameters): Use it.
13961 * except.c (must_not_throw_labels): New function.
13962 * except.h (must_not_throw_labels): Declare.
13963 * tree-inline.c (init_inline_once): Kill inlining_weigths
13964 * tree-ssa-structalias.c: Avoid uninitialized warning.
13965 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13966 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13967 (PARAM_INLINE_CALL_COST): Remove.
13968 (PARAM_EARLY_INLINING_INSNS): New.
13970 2009-05-25 Richard Guenther <rguenther@suse.de>
13972 PR tree-optimization/36327
13973 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13974 callback for reference translation or lookup at the point of may-defs.
13975 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13976 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13977 for union COMPONENT_REFs.
13978 (vn_reference_lookup_3): New callback. Lookup from memset
13979 and CONSTRUCTOR assignment, translate through struct copies.
13980 (vn_reference_lookup_pieces): Make sure to not free the
13981 passed operands array. Adjust walk_non_aliased_vuses call.
13982 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13983 make sure we do not leak memory.
13985 2009-05-25 Richard Guenther <rguenther@suse.de>
13987 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13988 * tree-inline.c (expand_call_inline): Reset the escaped and
13989 callused solutions.
13990 * tree-ssa-structalias.c (pass_build_ealias): New.
13991 * tree-pass.h (pass_build_ealias): Declare.
13992 * passes.c (init_optimization_passes): Add PTA during
13993 early optimizations.
13994 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13995 and CALLUSED solutions.
13996 (dump_points_to_solution): New function, split out from ...
13997 (dump_points_to_info_for): ... here.
13998 * tree-parloops.c (parallelize_loops): Reset the escaped and
13999 callused solutions.
14001 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14004 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14005 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14007 2009-05-25 Ira Rosen <irar@il.ibm.com>
14009 PR tree-optimization/40238
14010 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14011 statements after basic block's labels.
14012 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14013 to free the allocated memory.
14015 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14017 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14018 return address with a USE.
14020 2009-05-24 Richard Guenther <rguenther@suse.de>
14022 PR middle-end/40233
14023 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14024 array type from the main variant of the inner type.
14026 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14028 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14029 definition to bool (from int) to un-break build.
14030 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14032 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14034 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14035 discard_stmt_changes): Delete.
14036 * tree-ssa-operands.c (scb_stack): Delete.
14037 (init_ssa_operands): Do not initialize it.
14038 (fini_ssa_operands): Do not free it.
14039 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14041 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14042 update_stmt, remove the others. Fix comments.
14043 * tree-dfa.c (optimize_stack_restore): Likewise.
14044 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14045 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14046 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14047 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14049 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14050 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14051 (dom_opt_finalize_block): Likewise, adjusting access to
14053 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14054 (stmts_to_rescan): Change item type to gimple.
14055 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14057 2009-05-24 Ira Rosen <irar@il.ibm.com>
14059 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14060 * tree-pass.h (pass_slp_vectorize): New pass.
14061 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14062 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14063 * tree-vectorizer.c (timevar.h): Include.
14064 (user_vect_verbosity_level): Declare.
14065 (vect_location): Fix comment.
14066 (vect_set_verbosity_level): Update user_vect_verbosity_level
14067 instead of vect_verbosity_level.
14068 (vect_set_dump_settings): Add an argument. Ignore user defined
14069 verbosity if dump flags require higher level of verbosity. Print to
14070 stderr only for loop vectorization.
14071 (vectorize_loops): Update call to vect_set_dump_settings.
14072 (execute_vect_slp): New function.
14073 (gate_vect_slp): Likewise.
14074 (struct gimple_opt_pass pass_slp_vectorize): New.
14075 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14076 access its members.
14077 (vec_info_for_bb): New function.
14078 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14079 (VECTORIZATION_ENABLED): New macro.
14080 (SLP_ENABLED, SLP_DISABLED): Likewise.
14081 (vect_is_simple_use): Add bb_vec_info argument.
14082 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14083 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14084 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14085 vect_schedule_slp, vect_analyze_slp): Likewise.
14086 (vect_analyze_stmt): Add slp_tree argument.
14087 (find_bb_location): Declare.
14088 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14089 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14090 (vect_analyze_loop_operations, vect_analyze_loop,
14091 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14092 vect_finalize_reduction, vectorizable_reduction,
14093 vectorizable_live_operation, vect_transform_loop): Likewise.
14094 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14095 skip evolution analysis if analyzing a basic block.
14096 (dr_analyze_indices): Likewise.
14097 (initialize_data_dependence_relation): Skip the test whether the
14098 object is invariant for basic blocks.
14099 (compute_all_dependences): Skip dependence analysis for data
14100 references in basic blocks.
14101 (find_data_references_in_stmt): Don't fail in case of invariant
14102 access in basic block.
14103 (find_data_references_in_bb): New function.
14104 (find_data_references_in_loop): Move code to
14105 find_data_references_in_bb and add a call to it.
14106 (compute_data_dependences_for_bb): New function.
14107 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14108 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14110 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14111 unknown dependence in basic block and fail in case of dependence in
14113 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14114 dependence instances from either loop or basic block vectorization
14116 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14117 before calling nested_in_vect_loop_p.
14118 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14119 dependence instances from either loop or basic block vectorization
14121 (vect_verify_datarefs_alignment): Likewise.
14122 (vect_enhance_data_refs_alignment): Adjust function calls.
14123 (vect_analyze_data_refs_alignment): Likewise.
14124 (vect_analyze_group_access): Fix printing. Skip different checks if
14125 DR_STEP is 0. Keep strided stores either in loop or basic block
14126 vectorization data structure. Fix indentation.
14127 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14129 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14130 dependence instances from either loop or basic block vectorization
14132 (vect_analyze_data_refs): Update comment. Call
14133 compute_data_dependences_for_bb to analyze basic blocks.
14134 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
14135 case of loop vectorization. In case of basic block vectorization use
14136 data-ref itself as a base.
14137 (vect_create_data_ref_ptr): In case of basic block vectorization:
14138 don't advance the pointer, add new statements before the current
14139 statement. Adjust function calls.
14140 (vect_supportable_dr_alignment): Support only aligned accesses in
14141 basic block vectorization.
14142 * common.opt (ftree-slp-vectorize): New flag.
14143 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
14144 (vect_pattern_recog_1): Likewise.
14145 * tree-vect-stmts.c (process_use): Likewise.
14146 (vect_init_vector): Add new statements in the beginning of the basic
14147 block in case of basic block SLP.
14148 (vect_get_vec_def_for_operand): Adjust function calls.
14149 (vect_finish_stmt_generation): Likewise.
14150 (vectorizable_call): Add assert that it is loop vectorization, adjust
14152 (vectorizable_conversion, vectorizable_assignment): Likewise.
14153 (vectorizable_operation): In case of basic block SLP, take
14154 vectorization factor from statement's type and skip the relevance
14155 check. Adjust function calls.
14156 (vectorizable_type_demotion): Add assert that it is loop
14157 vectorization, adjust function calls.
14158 (vectorizable_type_promotion): Likewise.
14159 (vectorizable_store): Check for outer loop only in case of loop
14160 vectorization. Adjust function calls. For basic blocks, skip the
14161 relevance check and don't advance pointers.
14162 (vectorizable_load): Likewise.
14163 (vectorizable_condition): Add assert that it is loop vectorization,
14164 adjust function calls.
14165 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14166 that it is not reduction, get vector type, call only supported
14167 functions, skip loop specific parts.
14168 (vect_transform_stmt): Check for outer loop only in case of loop
14170 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14171 (vect_is_simple_use): Fix comment, add new argument, fix conditions
14172 for external definition.
14173 * passes.c (pass_slp_vectorize): New pass.
14174 * tree-vect-slp.c (find_bb_location): New function.
14175 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
14176 check for patterns only in loops.
14177 (vect_build_slp_tree): Add argument, adjust function calls, fail in
14178 case of multiple types in basic block SLP.
14179 (vect_mark_slp_stmts_relevant): New function.
14180 (vect_supported_load_permutation_p): Fix comment.
14181 (vect_analyze_slp_instance): Add argument. In case of basic block
14182 SLP, take vectorization factor from statement's type, check that
14183 unrolling factor is 1. Adjust function call. Save SLP instance in
14184 either loop or basic block vectorization structure. Return FALSE,
14186 (vect_analyze_slp): Add argument. Get strided stores groups from
14187 either loop or basic block vectorization structure. Return FALSE
14188 if basic block SLP failed.
14189 (new_bb_vec_info): New function.
14190 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14191 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14192 (vect_schedule_slp): Add argument. Get SLP instances from either
14193 loop or basic block vectorization structure. Set vectorization factor
14194 to be 1 for basic block SLP.
14195 (vect_slp_transform_bb): New function.
14196 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14198 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14200 * final.c (shorten_branches): Do not align labels for jump tables.
14201 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14203 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14205 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14206 Remove outdated reference to flow.c and fix nits.
14207 * doc/gccint.texi: Tweak RTL description.
14208 * doc/rtl.texi: Likewise.
14210 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14212 * config/avr/avr.c: Change my email address.
14213 * config/avr/avr.h: Likewise.
14214 * config/avr/avr.md: Likewise.
14215 * config/avr/avr-protos.h: Likewise.
14216 * config/avr/libgcc.S: Likewise.
14218 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14220 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14221 (spu_split_load, spu_split_store): Change return type to int.
14222 (spu_split_convert): Declare.
14223 * config/spu/predicates.md (spu_mem_operand): Remove.
14224 (spu_mov_operand): Update.
14225 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14226 * config/spu/spu.c (regno_aligned_for_load): Remove.
14227 (reg_aligned_for_addr, spu_expand_load): Define.
14228 (spu_expand_extv): Reimplement and handle MEM.
14229 (spu_expand_insv): Handle MEM.
14230 (spu_sched_reorder): Handle insn's with length 0.
14231 (spu_legitimate_address_p): Reimplement.
14232 (store_with_one_insn_p): Return TRUE for any mode with size
14233 larger than 16 bytes.
14234 (address_needs_split): Define.
14235 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14237 (spu_convert_move): Define.
14238 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14239 (spu_split_store): Change all MEM's to TImode.
14240 (spu_init_expanders): Preallocate registers that correspond to
14241 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14243 (spu_split_convert): Define.
14244 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14245 (_move<mode>, _movdi, _movti): Update predicate and condition.
14246 (load, store): Change to define_split.
14247 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14249 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14250 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14251 define_insn_and_split of lshr<mode>3.
14252 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14253 (<v>ashr<mode>3_imm): Define.
14254 (extv, extzv, insv): Allow MEM operands.
14255 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14256 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14257 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14258 (_spu_convert2): Change to define_insn_and_split and remove the
14259 corresponding define_peephole2.
14260 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14261 Change predicates to memory_operand.
14263 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14265 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14267 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14269 PR tree-optimization/40219
14270 * tree.c (iterative_hash_expr): Make sure the builtin function is
14271 a normal builtin function and not a front end or back end builtin
14272 before indexing into the built_in_decls array.
14274 2009-05-22 Richard Guenther <rguenther@suse.de>
14276 PR middle-end/38964
14277 * alias.c (write_dependence_p): Do not use TBAA for answering
14278 anti-dependence or output-dependence.
14279 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14280 (emit_pointer_definition): Remove.
14281 (emit_alias_warning): Likewise.
14282 (find_what_var_points_to): Remove TBAA pruning code.
14283 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14285 (compute_points_to_sets): Remove code computing the set of
14286 dereferenced pointers.
14287 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14288 oracle for querying anti and output dependencies.
14289 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14290 if TBAA may be applied.
14291 (refs_anti_dependent_p): New function.
14292 (refs_output_dependent_p): Likewise.
14293 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14294 (refs_output_dependent_p): Likewise.
14295 * doc/tree-ssa.texi (Memory model): New section.
14296 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14297 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14298 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14299 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14300 * expr.c (expand_expr_real_1): Likewise.
14301 * gimple-low.c (lower_stmt): Likewise.
14302 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14303 (dump_gimple_cdt): Remove.
14304 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14305 (gimple_size): Likewise.
14306 (walk_gimple_op): Likewise.
14307 (is_gimple_stmt): Likewise.
14308 (walk_stmt_load_store_addr_ops): Likewise.
14309 (gimple_build_cdt): Remove.
14310 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14311 * gimple.h (gimple_cdt_new_type): Remove.
14312 (gimple_cdt_new_type_ptr): Likewise.
14313 (gimple_cdt_set_new_type): Likewise.
14314 (gimple_cdt_location): Likewise.
14315 (gimple_cdt_location_ptr): Likewise.
14316 (gimple_cdt_set_location): Likewise.
14317 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14318 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14319 GIMPLE_CHANGE_DYNAMIC_TYPE.
14320 (verify_types_in_gimple_stmt): Likewise.
14321 * tree-inline.c (estimate_num_insns): Likewise.
14322 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14323 (copy_decl_to_var): Likewise.
14324 (copy_result_decl_to_var): Likewise.
14325 * tree-pretty-print.c (dump_generic_node): Do not handle
14326 CHANGE_DYNAMIC_TYPE_EXPR.
14327 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14328 * tree-ssa-operands.c (get_expr_operands): Likewise.
14329 * tree-ssa-structalias.c (struct variable_info): Remove
14330 no_tbaa_pruning member.
14331 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14332 (unify_nodes): Do not copy it.
14333 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14334 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14335 (set_uids_in_ptset): Do not check it.
14336 (find_what_var_points_to): Likewise.
14337 (compute_tbaa_pruning): Remove.
14338 (compute_points_to_sets): Do not call it.
14339 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14340 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14341 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14342 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14343 (DECL_NO_TBAA_P): Likewise.
14344 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14345 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14346 (expand_omp_atomic_pipeline): Do not set it.
14347 * print-tree.c (print_node): Do not dump it.
14348 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14351 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14354 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14357 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14359 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14362 2009-05-22 Ben Elliston <bje@au.ibm.com>
14364 * Makefile.in (bversion.h, s-bversion): New targets.
14365 (TOPLEV_H): Add bversion.h.
14366 * toplev.h: Include "bversion.h".
14367 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14368 the __format__ attribute only if compiling with the same version
14369 of GCC as the sources (the "build version").
14371 2009-05-22 Ben Elliston <bje@au.ibm.com>
14373 * c-format.c (handle_format_attribute): Fix comment typo.
14375 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14378 * config/ia64/ia64.opt (mfused-madd): New.
14379 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14380 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14381 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14382 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14383 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14384 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14385 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14386 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14387 instruction if !TARGET_FUSED_MADD.
14388 (fpma, fpms): Remove colon from name.
14390 2009-05-22 Richard Guenther <rguenther@suse.de>
14392 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14393 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14394 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14396 (create_expression_by_pieces): Only convert if necessary.
14397 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14398 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14400 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14402 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14403 regular pattern from a template and rename it ...
14404 (*extzv_truncsi_exts): ... to this.
14406 2009-05-21 Richard Guenther <rguenther@suse.de>
14408 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14409 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14410 (cgraph_default_inline_p): Likewise.
14411 (cgraph_decide_inlining_incrementally): Likewise.
14413 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14414 Uros Bizjak <ubizjak@gmail.com>
14416 * config/i386/cpuid.h (bit_MOVBE): New.
14418 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14420 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14421 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14422 (ix86_handle_option): Handle OPT_mmovbe.
14423 (ix86_target_string): Add -mmovbe.
14424 (pta_flags): Add PTA_MOVBE.
14425 (processor_alias_table): Add PTA_MOVBE to "atom".
14426 (override_options): Handle PTA_MOVBE.
14428 * config/i386/i386.h (TARGET_MOVBE): New.
14430 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14431 (*bswapsi_movbe): New.
14432 (*bswapdi_movbe): Likewise.
14433 (bswapdi2): Renamed to ...
14434 (*bswapdi_1): This.
14435 (bswapdi2): New expander.
14437 * config/i386/i386.opt (mmovbe): New.
14439 * doc/invoke.texi: Document -mmovbe.
14441 2009-05-21 Taras Glek <tglek@mozilla.com>
14443 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14444 * gcc-plugin.h (plugin_init): Updated signature.
14445 * gcc-plugin.h (plugin_name_args): Moved to this header.
14446 * doc/plugins.texi (plugin_init): Updated documention to reflect
14448 * doc/plugins.texi (plugin_name_args): Added to documention.
14450 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14452 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14453 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14455 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14457 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14458 JUMP_TABLE_DATA_P predicates where applicable.
14459 * config/i386/predicates.md: Ditto.
14460 * config/i386/sse.md: Ditto.
14462 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14464 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14465 operand2 -128 override length_immediate attribute to 1.
14466 * config/i386/predicates.md (constm128_operand): New predicate.
14468 * config/i386/i386.c (memory_address_length): Handle %r12
14469 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14471 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14472 mode look through optional ZERO_EXTEND and SUBREG.
14473 * config/i386/i386.md (R12_REG): New define_constant.
14474 (prefix_data16): For sse unit set also for MODE_TI insns.
14475 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14476 insns set if operand 1 is ext_QIreg_operand.
14477 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14478 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14480 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14481 mode from MODE_DI to MODE_SI.
14482 (movdi_1_rex64): Override modrm and length_immediate attributes
14483 only for movabs (TYPE_IMOV, alternative 2).
14484 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14485 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14486 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14487 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14488 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14489 prefix_rex attribute if DImode.
14490 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14491 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14492 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14493 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14494 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14495 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14496 Likewise. For TYPE_IMOV clear length_immediate attribute.
14497 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14498 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14499 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14500 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14501 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14502 or one operand TYPE_ISHIFT.
14503 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14504 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14505 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14506 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14507 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14508 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14509 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14510 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14511 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14512 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14513 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14514 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14515 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14516 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14517 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14518 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14519 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14520 set mode attribute, don't override length attribute.
14521 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14523 (return_internal_long): Set length attribute to 2 instead of 1.
14524 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14525 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14526 prefix_rex attribute.
14527 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14529 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14531 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14533 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14535 2009-05-20 Ian Lance Taylor <iant@google.com>
14537 * tree.c (build_tree_list_vec_stat): New function.
14538 (ctor_to_vec): New function.
14539 (build_nt_call_vec): New function.
14540 (build_call_array): Change args to be a const pointer.
14541 (build_call_vec): New function.
14542 * tree.h (build_nt_call_vec): Declare.
14543 (build_tree_list_vec_stat): Declare.
14544 (build_tree_list_vec): Define.
14545 (build_call_array): Update declaration.
14546 (build_call_vec): Declare.
14547 (ctor_to_vec): Declare.
14548 * c-common.c (tree_vector_cache): New static variable.
14549 (make_tree_vector): New function.
14550 (release_tree_vector): New function.
14551 (make_tree_vector_single): New function.
14552 (make_tree_vector_copy): New function.
14553 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14554 (make_tree_vector_single, make_tree_vector_copy): Declare.
14555 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14556 (c_parser_expr_list): Don't manage cache here, instead call
14558 (c_parser_release_expr_list): Remove static function.
14559 (c_parser_vec_to_tree_list): Remove static function.
14560 (c_parser_attributes): Call build_tree_list_vec instead of
14561 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14562 c_parser_release_expr_list.
14563 (c_parser_postfix_expression_after_primary): Likewise.
14564 (c_parser_objc_keywordexpr): Likewise.
14566 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14568 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14569 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14570 TARGET_CONVERT_TO_TYPE.
14571 * hooks.c (hook_tree_const_tree_null): Define.
14572 * hooks.h (hook_tree_const_tree_null): Declare.
14573 * target.h (struct gcc_target): Add invalid_parameter_type,
14574 invalid_return_type, promoted_type, and convert_to_type fields.
14575 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14576 (TARGET_INVALID_RETURN_TYPE): Define.
14577 (TARGET_PROMOTED_TYPE): Define.
14578 (TARGET_CONVERT_TO_TYPE): Define.
14579 (TARGET_INITIALIZER): Update for new fields.
14580 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14581 (grokparms): Check targetm.invalid_parameter_type.
14582 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14583 * c-convert.c (convert): Check targetm.convert_to_type.
14585 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14587 * config/mips/mips.md (*extenddi_truncate<mode>,
14588 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14590 (*extendhi_truncateqi): New define_insn_and_sptit.
14592 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14594 PR middle-end/40204
14595 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14596 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14598 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14600 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14601 the operand of VIEW_CONVERT_EXPR.
14603 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14605 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14606 extended family and model for Intel processors. Support Intel Atom.
14608 2009-05-20 Olivier Hainque <hainque@adacore.com>
14610 * gstab.h (stab_code_type): Define, to be used instead of the
14611 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14613 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14614 occurrences by stab_code_type.
14615 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14617 2009-05-20 Martin Jambor <mjambor@suse.cz>
14619 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14620 (sra_insert_before): Likewise.
14621 (sra_insert_after): Likewise.
14622 (sra_init_cache): Likewise.
14623 (sra_type_can_be_decomposed_p): Likewise.
14624 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14625 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14626 (sra_insert_before): Likewise.
14627 (sra_insert_after): Likewise.
14628 (sra_init_cache): Likewise.
14629 (insert_edge_copies_seq): Made static and moved upwards.
14631 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14634 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14636 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14637 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14640 2009-05-20 Richard Guenther <rguenther@suse.de>
14642 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14643 with mismatched comparison modes.
14645 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14647 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14648 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14649 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14650 with shifts for Thumb2.
14651 (orsi_notsi): New for orn.
14652 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14653 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14654 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14655 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14656 Don't invert remainder for IOR.
14658 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14660 PR tree-optimization/40087
14661 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14662 number_of_iterations_ne): Rename never_infinite argument.
14663 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14664 number_of_iterations_le): Handle pointer-type ivs when
14665 exit_must_be_taken is false.
14666 (number_of_iterations_cond): Do not always assume that
14667 exit_must_be_taken if the control variable is a pointer.
14669 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14671 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14672 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14674 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14676 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14677 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14679 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14682 * c.opt (Wlogical-op): Disabled by default.
14683 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14685 * doc/invoke.texi (Wlogical-op): Likewise.
14687 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14689 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14691 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14692 Propagate the type of the first operand.
14693 <ASSERT_EXPR>: Simplify.
14694 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14695 Rewrite using the RHS code as discriminant.
14696 <NOP_EXPR>: Turn into CASE_CONVERT.
14697 <PLUS_EXPR>: Propagate the type of the first operand.
14699 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14701 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14702 (ia64_dconst_0_375): New.
14703 * config/ia64/ia64.c (ia64_override_options): Remove
14704 -minline-sqrt-min-latency warning.
14705 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14706 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14707 * config/ia64/ia64.md (*sqrt_approx): Remove.
14708 (sqrtsf2): Remove #if 0.
14709 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14710 (sqrtdf): Remove assert.
14711 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14712 (sqrtxf2): Remove #if 0.
14713 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14714 * div.md (sqrt_approx_rf): New.
14715 (sqrtsf2_internal_thr): New implementation.
14716 (sqrtsf2_internal_lat): New.
14717 (sqrtdf2_internal_thr: New implementation.
14718 (sqrtxf2_internal): New implementation.
14720 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14721 Hans-Peter Nilsson <hp@axis.com>
14723 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14724 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14725 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14726 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14727 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14728 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14729 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14730 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14731 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14732 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14733 * c-common.c: ...from here.
14735 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14737 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14739 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14741 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14743 2009-05-19 Ben Elliston <bje@au.ibm.com>
14745 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14746 assignments with memcpy calls.
14747 (add_fdes): Likewise.
14748 (binary_search_unencoded_fdes): Likewise.
14749 (linear_search_fdes): Eliminate type puns.
14751 2009-05-19 Richard Guenther <rguenther@suse.de>
14753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14754 not falsely claim to have propagated into all uses.
14756 2009-05-19 Ben Elliston <bje@au.ibm.com>
14758 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14761 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14763 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14764 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14765 (TARGET_LEGITIMATE_ADDRESS_P): New.
14766 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14767 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14769 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14772 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14773 child of the containing namespace's DIE.
14775 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14777 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14778 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14779 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14782 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14785 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14786 gen_align with gen_pad.
14787 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14788 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14790 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14791 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14793 * config/i386/i386.md (align): Renamed to ...
14794 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14795 ASM_OUTPUT_MAX_SKIP_PAD.
14797 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14799 * config.gcc: Fix variable syntax.
14802 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14803 before calling exact_log2.
14804 (output_iorsi3): Likewise.
14805 (output_xorsi3): Likewise.
14807 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14809 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14810 for the none zero constant operand except for EQ and NE
14811 comprisons even when the first operand is R0.
14813 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14815 * config/s390/2064.md: Remove trailing whitespaces.
14816 * config/s390/2084.md: Likewise.
14817 * config/s390/constraints.md: Likewise.
14818 * config/s390/fixdfdi.h: Likewise.
14819 * config/s390/libgcc-glibc.ver: Likewise.
14820 * config/s390/s390-modes.def: Likewise.
14821 * config/s390/s390-protos.h: Likewise.
14822 * config/s390/s390.c: Likewise.
14823 * config/s390/s390.h: Likewise.
14824 * config/s390/s390.md: Likewise.
14825 * config/s390/tpf-unwind.h: Likewise.
14827 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14829 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14831 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14834 * configure.ac (m68k-*-*): Check if binutils support TLS.
14835 * configure: Regenerate.
14836 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14837 * config/m68k/constraints.md (Cu): New constraint.
14838 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14839 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14840 (movsi): Handle TLS symbols.
14841 (addsi3_5200): Handle XTLS symbols, indent.
14842 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14843 (m68k_tls_reference_p): Declare.
14844 (m68k_legitimize_address): Declare.
14845 (m68k_unwrap_symbol): Declare.
14846 * config/m68k/m68k.opt (mxtls): New option.
14847 * config/m68k/m68k.c (ggc.h): Include.
14848 (m68k_output_dwarf_dtprel): Implement hook.
14849 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14850 (m68k_expand_prologue): Load GOT pointer when function needs it.
14851 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14852 (m68k_legitimate_constant_address_p): Same.
14853 (m68k_decompose_address): Handle TLS references.
14854 (m68k_get_gp): New static function.
14855 (enum m68k_reloc): New contants.
14856 (TLS_RELOC_P): New macro.
14857 (m68k_wrap_symbol): New static function.
14858 (m68k_unwrap_symbol): New function.
14859 (m68k_final_prescan_insn_1): New static function.
14860 (m68k_final_prescan_insn): New function.
14861 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14863 (legitimize_pic_address): Handle TLS references..
14864 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14865 (m68k_libcall_value_in_a0_p)
14866 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14867 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14868 (m68k_legitimize_tls_address): Handle TLS references.
14869 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14871 (m68k_legitimize_address): Handle TLS symbols.
14872 (m68k_get_reloc_decoration): New static function.
14873 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14875 (m68k_output_dwarf_dtprel): Implement hook.
14876 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14877 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14878 m68k_call_* routines.
14879 (sched_attr_op_type): Handle TLS symbols.
14880 (gt-m68k.h): Include.
14881 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14882 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14884 2009-05-18 Martin Jambor <mjambor@suse.cz>
14886 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14887 (visit_store_addr_for_mod_analysis): New function.
14888 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14889 (determine_cst_member_ptr): Use gimple_assign_single_p.
14890 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14891 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14892 operands. Don't check number of operands of a NOP_EXPR.
14894 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14896 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14898 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14901 * c-common.c (warn_logical_operator): Don't warn if one of
14902 expression isn't always true or false.
14904 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14906 * config/i386/biarch32.h: New file.
14907 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14909 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14911 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14912 *zero_extend<mode>_truncqi): Merge these into ...
14913 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14914 Name the pattern following this as *zero_extendhi_truncqi.
14916 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14918 PR middle-end/39301
14919 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14920 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14921 (output_info): Make field HOST_WIDEST_INT.
14922 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14923 (dump_bitmat_statistics): Same.
14925 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14927 * config.gcc (use_gcc_stdint): Set to wrap.
14928 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14929 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14930 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14931 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14932 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14933 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14934 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14935 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14937 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14939 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14941 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14942 Move definitions earlier.
14943 (OPT_ARCH64, OPT_ARCH32): Define.
14944 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14947 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14950 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14953 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14955 * arm.md (movdi2): Copy non-reg values to DImode registers.
14957 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14960 * final.c (label_to_max_skip): New function.
14961 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14962 CODE_LABEL_NUMBER <= max_labelno.
14963 * output.h (label_to_max_skip): New prototype.
14964 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14965 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14966 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14967 Handle CODE_LABELs with >= 16 byte alignment or with
14968 max_skip == (1 << align) - 1.
14969 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14970 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14973 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14974 .p2align 3 if MAX_SKIP is smaller than 7.
14975 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14977 2009-05-15 Ian Lance Taylor <iant@google.com>
14979 * alias.c (struct alias_set_entry_d): Rename from struct
14980 alias_set_entry. Change all uses.
14981 * except.c (struct call_site_record_d): Rename from struct
14982 call_site_record. Change all uses.
14983 * except.h (struct eh_region_d): Rename from struct eh_region.
14985 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14987 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14988 ivtype_map_elt. Change all uses.
14989 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14991 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14992 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14994 (struct sese_d): Rename from struct sese. Change all uses.
14995 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14996 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14997 * optabs.h (struct optab_d): Rename from struct optab. Change all
14999 (struct convert_optab_d): Rename from struct convert_optab.
15001 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15002 ipa_opt_pass. Change all uses.
15003 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15006 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15007 defined as a typedef.
15008 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15011 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15014 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15016 (merge_ranges): Returns bool.
15017 * tree.h (make_range): .. to here.
15018 (build_range_check): Likewise.
15019 (merge_ranges): Likewise. Renamed from merge_ranges.
15020 * c-typeck.c (parser_build_binary_op): Update calls to
15021 warn_logical_operator.
15022 * c-common.c (warn_logical_operator): Add new warning.
15023 * c-common.h (warn_logical_operator): Update declaration.
15025 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15027 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15029 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15031 * doc/install.texi: Document MPC requirements, flags etc.
15033 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15034 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15035 Evaluate constant arguments.
15036 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15037 (fold_builtin_1): Likewise, also evaluate constant arguments.
15038 Remove superfluous break.
15039 (do_mpc_ckconv): New.
15040 * real.h: Include mpc.h.
15041 * toplev.c (print_version): Output MPC version info if available.
15043 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15045 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15047 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15049 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15052 2009-05-15 Jan Hubicka <jh@suse.cz>
15054 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15055 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15056 (try_inline): Fix return value.
15057 (cgraph_decide_inlining_incrementally): Honor new value.
15058 (cgraph_early_inlining): Handle indirect inlining.
15059 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15061 2009-05-15 Jan Hubicka <jh@suse.cz>
15063 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15064 * cgraphunit.c (cgraph_finalize_function): Set it.
15065 (cgraph_expand_function): Use it.
15067 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15069 * real.c (encode_ieee_half): Define.
15070 (decode_ieee_half): Define.
15071 (ieee_half_format): Define.
15072 (arm_half_format): Define.
15073 * real.h (ieee_half_format): Declare.
15074 (arm_half_format): Declare.
15076 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15078 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15079 swapped, and reversed optabs exist before trying to use them.
15081 2009-05-15 Paul Brook <paul@codesourcery.com>
15082 Sandra Loosemore <sandra@codesourcery.com>
15084 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15085 loads. Allow PRE_DEC.
15086 (output_move_neon): Handle PRE_DEC.
15087 (arm_print_operand): Add 'A' for neon structure loads.
15088 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15089 * config/arm/neon.md (neon_mov): Update comment.
15090 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15092 (Um): New constraint.
15094 2009-05-15 Jan Hubicka <jh@suse.cz>
15096 Revert the following patch until testsuite fallout is fixed:
15097 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15098 * cgraph.h (struct inline_summary): New filed self_wize,
15099 size_inlining_benefit, self_time and time_inlining_benefit.
15100 (struct cgraph_global_info): Replace insns by time ans size fields.
15101 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15102 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15103 (ipcp_update_callgraph): Do not touch function bodies.
15104 * ipa-inline.c: Include except.h
15105 (MAX_TIME): New constant.
15106 (overall_insns): Remove
15107 (overall_size, max_benefit): New static variables.
15108 (cgraph_estimate_time_after_inlining): New function.
15109 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15110 (cgraph_clone_inlined_nodes): Update size.
15111 (cgraph_mark_inline_edge): Update size.
15112 (cgraph_estimate_growth): Use size info.
15113 (cgraph_check_inline_limits): Check size.
15114 (cgraph_default_inline_p): Likewise.
15115 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15116 (cgraph_decide_recursive_inlining): Check size.
15117 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15119 (cgraph_decide_inlining): Likewise.
15120 (cgraph_decide_inlining_incrementally): Likewise; honor
15121 PARAM_EARLY_INLINING_INSNS.
15122 (likely_eliminated_by_inlining_p): New predicate.
15123 (estimate_function_body_sizes): New function.
15124 (compute_inline_parameters): Use it.
15125 * except.c (must_not_throw_labels): New function.
15126 * except.h (must_not_throw_labels): Declare.
15127 * tree-inline.c (init_inline_once): Kill inlining_weigths
15128 * tree-ssa-structalias.c: Avoid uninitialized warning.
15129 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15130 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15131 (PARAM_INLINE_CALL_COST): Remove.
15132 (PARAM_EARLY_INLINING_INSNS): New.
15134 2009-05-15 Richard Guenther <rguenther@suse.de>
15136 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
15137 not TODO_update_ssa.
15139 2009-05-15 Richard Guenther <rguenther@suse.de>
15141 PR tree-optimization/39999
15142 * gimple.h (gimple_expr_type): Use the expression type looking
15143 through useless conversions.
15144 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
15145 (vn_nary_op_insert_stmt): Likewise.
15146 (simplify_binary_expression): Likewise.
15148 2009-05-15 Richard Guenther <rguenther@suse.de>
15150 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15151 New options, enabled by default.
15152 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15154 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15155 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15156 * tree-ssa-structalias.c (gate_tree_pta): New function.
15157 (pass_build_alias): Use it.
15159 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15161 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15162 recurse on an invariant address if a conversion from a pointer
15163 type to a wider integer type is involved.
15165 2009-05-15 Jan Hubicka <jh@suse.cz>
15167 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15168 * cgraph.h (struct inline_summary): New filed self_wize,
15169 size_inlining_benefit, self_time and time_inlining_benefit.
15170 (struct cgraph_global_info): Replace insns by time ans size fields.
15171 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15172 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15173 (ipcp_update_callgraph): Do not touch function bodies.
15174 * ipa-inline.c: Include except.h
15175 (MAX_TIME): New constant.
15176 (overall_insns): Remove
15177 (overall_size, max_benefit): New static variables.
15178 (cgraph_estimate_time_after_inlining): New function.
15179 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15180 (cgraph_clone_inlined_nodes): Update size.
15181 (cgraph_mark_inline_edge): Update size.
15182 (cgraph_estimate_growth): Use size info.
15183 (cgraph_check_inline_limits): Check size.
15184 (cgraph_default_inline_p): Likewise.
15185 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15186 (cgraph_decide_recursive_inlining): Check size.
15187 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15189 (cgraph_decide_inlining): Likewise.
15190 (cgraph_decide_inlining_incrementally): Likewise; honor
15191 PARAM_EARLY_INLINING_INSNS.
15192 (likely_eliminated_by_inlining_p): New predicate.
15193 (estimate_function_body_sizes): New function.
15194 (compute_inline_parameters): Use it.
15195 * except.c (must_not_throw_labels): New function.
15196 * except.h (must_not_throw_labels): Declare.
15197 * tree-inline.c (init_inline_once): Kill inlining_weigths
15198 * tree-ssa-structalias.c: Avoid uninitialized warning.
15199 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15200 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15201 (PARAM_INLINE_CALL_COST): Remove.
15202 (PARAM_EARLY_INLINING_INSNS): New.
15203 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15204 (inline-call-cost): Remove.
15205 (early-inlining-insns): New.
15207 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15209 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15211 (print_int_cst_bounds_in_octal_p): Likewise.
15212 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15214 * dwarf2out.c (base_type_die): Likewise.
15215 (is_subrange_type): Delete.
15216 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15217 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15218 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15219 if the destination type is boolean.
15220 (build_range_check): Do not special-case subtypes.
15221 (fold_sign_changed_comparison): Likewise.
15222 (fold_unary): Likewise.
15223 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15224 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15225 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15226 * tree.c (subrange_type_for_debug_p): New predicate based on the
15227 former is_subrange_type.
15228 * tree.h (subrange_type_for_debug_p): Declare.
15229 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15230 (convert_affine_scev): Remove call to above function.
15231 (chrec_convert_aggressive): Likewise.
15232 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15233 false for conversions involving subtypes.
15234 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15235 (vrp_val_min): Likewise.
15236 (needs_overflow_infinity): Likewise.
15237 (extract_range_from_unary_expr): Likewise.
15239 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15241 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15242 * config/frv/frv.c: Likewise.
15243 * config/s390/s390.c: Likewise.
15244 * config/sparc/sparc.h: Likewise.
15245 * config/i386/i386.h: Likewise.
15246 * config/i386/i386.c: Likewise.
15247 * config/crx/crx.c: Likewise.
15248 * config/m68hc11/m68hc11.h: Likewise.
15249 * config/iq2000/iq2000.c: Likewise.
15250 * config/mn10300/mn10300.h: Likewise.
15251 * config/mn10300/mn10300.c: Likewise.
15252 * config/m68k/m68k.c: Likewise.
15253 * config/rs6000/rs6000.c: Likewise.
15254 * config/rs6000/xcoff.h: Likewise.
15255 * config/rs6000/linux64.h: Likewise.
15256 * config/rs6000/sysv4.h: Likewise.
15257 * config/score/score3.c: Likewise.
15258 * config/score/score7.c: Likewise.
15259 * config/score/score.c: Likewise.
15260 * config/arm/arm.md: Likewise.
15261 * config/mips/mips.c: Likewise.
15262 * config/mips/mips.md: Likewise.
15263 * config/bfin/bfin.h: Likewise.
15264 * config/pa/pa.c: Likewise.
15265 * config/pa/constraints.md: Likewise.
15267 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15268 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15269 * config/pdp11/pdp11.h: Use memory_address_p instead.
15271 2009-05-14 Ian Lance Taylor <iant@google.com>
15273 * passes.c (finish_optimization_passes): Change i to int.
15274 * plugin.c (plugins_active_p): Change event to int.
15275 (dump_active_plugins): Likewise.
15276 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15278 * tree.c (tree_range_check_failed): Change c to unsigned int.
15279 (omp_clause_range_check_failed): Likewise.
15280 (build_common_builtin_nodes): Change mode to int. Add cast.
15281 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15282 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15284 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15285 ++ or -- with a variable of enum type.
15287 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15290 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15292 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15294 * store-motion.c: Do not include params.h
15295 * Makefile.in: Fix dependencies for various files.
15297 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15299 * auto-inc-dec.c: Fix pass description, remove apparent
15300 accidental duplication.
15302 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15304 PR middle-end/40147
15305 * ipa-utils.h (memory_identifier_string): Moved to ...
15306 * tree.h (memory_identifier_string): Here. Add GTY(()).
15308 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15310 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15311 in the former documentation of...
15312 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15313 * ira-conflicts.c (get_dup_num): Use address_operand.
15314 * targhooks.c (default_legitimate_address_p): New.
15315 * targhooks.h (default_legitimate_address_p): New.
15316 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15318 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15319 * target.h (struct target): Add legitimate_address_p.
15320 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15321 (TARGET_INITIALIZER): Include it.
15323 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15324 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15325 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15326 (TARGET_LEGITIMATE_ADDRESS_P): New.
15328 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15329 (REG_OK_STRICT_P): Delete.
15330 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15331 (frv_legitimate_address_p_1): ... this.
15332 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15333 (frv_legitimate_address_p_1): ... the renamed old
15334 frv_legitimate_address_p.
15335 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15336 (TARGET_LEGITIMATE_ADDRESS_P): New.
15338 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15339 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15340 * config/s390/s390.c (legitimate_address_p): Rename to...
15341 (s390_legitimate_address_p): ... this, make static.
15342 (legitimize_address): Adjust call.
15343 (TARGET_LEGITIMATE_ADDRESS_P): New.
15344 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15346 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15347 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15348 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15349 (TARGET_LEGITIMATE_ADDRESS_P): New.
15351 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15352 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15353 * config/spu/spu.c (spu_legitimate_address): Rename to...
15354 (spu_legitimate_address_p): ... this, make static.
15355 (TARGET_LEGITIMATE_ADDRESS_P): New.
15357 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15358 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15359 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15360 (sparc_legitimate_address_p): ... this, make static and return bool.
15361 (legitimize_address): Adjust call.
15362 (TARGET_LEGITIMATE_ADDRESS_P): New.
15364 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15365 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15366 * config/i386/i386.c (legitimate_address_p): Rename to...
15367 (ix86_legitimate_address_p): ... this, make static.
15368 (constant_address_p): Move after it, adjust call.
15369 (TARGET_LEGITIMATE_ADDRESS_P): New.
15371 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15372 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15373 * config/avr/avr.c (legitimate_address_p): Rename to...
15374 (avr_legitimate_address_p): ... this, make static.
15375 (legitimize_address): Adjust call.
15376 (TARGET_LEGITIMATE_ADDRESS_P): New.
15378 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15379 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15380 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15381 (TARGET_LEGITIMATE_ADDRESS_P): New.
15383 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15384 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15385 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15386 (TARGET_LEGITIMATE_ADDRESS_P): New.
15388 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15389 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15391 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15393 (TARGET_LEGITIMATE_ADDRESS_P): New.
15395 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15396 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15398 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15400 (m68hc11_legitimate_address_p): ... this, make static.
15401 (go_if_legitimate_address_internal): Rename to...
15402 (m68hc11_legitimate_address_p_1): ... this.
15403 (legitimize_address): Adjust call.
15404 (TARGET_LEGITIMATE_ADDRESS_P): New.
15406 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15407 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15408 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15409 (TARGET_LEGITIMATE_ADDRESS_P): New.
15411 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15412 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15413 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15414 (mn10300_legitimate_address_p): ... this, make static.
15415 (TARGET_LEGITIMATE_ADDRESS_P): New.
15417 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15418 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15419 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15420 (TARGET_LEGITIMATE_ADDRESS_P): New.
15422 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15423 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15424 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15425 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15426 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15427 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15428 (rs6000_legitimate_address_p): ... this, make static.
15429 (TARGET_LEGITIMATE_ADDRESS_P): New.
15430 (REG_MODE_OK_FOR_BASE_P): Delete.
15431 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15433 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15434 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15436 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15437 static, adjust types.
15438 (TARGET_LEGITIMATE_ADDRESS_P): New.
15440 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15441 * config/score/score.c (score_address_p): Rename to...
15442 (score_legitimate_address_p): ... this.
15443 (TARGET_LEGITIMATE_ADDRESS_P): New.
15444 * config/score/score3.c (score3_address_p): Rename to...
15445 (score3_legitimate_address_p): ... this.
15446 * config/score/score7.c (score7_address_p): Rename to...
15447 (score7_legitimate_address_p): ... this.
15449 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15450 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15451 GO_IF_LEGITIMATE_ADDRESS): Delete.
15452 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15453 thumb2_legitimate_address_p): Delete.
15454 (arm_legitimate_address_p): Rename to...
15455 (arm_legitimate_address_outer_p): ... this.
15456 * config/arm/constraints.md ("Uq"): Adjust call.
15457 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15458 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15460 (arm_legitimate_address_outer_p): ... this.
15461 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15463 (TARGET_LEGITIMATE_ADDRESS_P): New.
15465 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15466 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15467 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15468 (TARGET_LEGITIMATE_ADDRESS_P): New.
15470 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15471 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15472 * config/vax/vax.c (legitimate_address_p): Rename to...
15473 (vax_legitimate_address_p): ... this, make static.
15474 (TARGET_LEGITIMATE_ADDRESS_P): New.
15476 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15477 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15478 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15479 (TARGET_LEGITIMATE_ADDRESS_P): New.
15481 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15482 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15483 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15484 (mmix_legitimate_address_p): ... this, make static.
15485 (TARGET_LEGITIMATE_ADDRESS_P): New.
15487 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15488 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15489 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15490 (TARGET_LEGITIMATE_ADDRESS_P): New.
15492 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15494 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15495 of MODE_COMPLEX_INT.
15497 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15499 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15500 LCT_NORMAL in function call.
15501 * mips-tdump.c (print_file_desc): Add cast to enum type.
15502 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15503 (mark_stabs): Add casts to enum types.
15504 (parse_stabs_common): Add casts to enum types.
15506 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15508 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15509 Check for invalid values of LETTER.
15511 2009-05-13 Taras Glek <tglek@mozilla.com>
15513 * attribs.c (register_attribute): moved out attribute registration
15514 into register_attribute.
15515 * doc/plugins.texi: Documented register_attribute and
15517 * gcc-plugin.h: Added forward decl for register_attribute.
15518 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15519 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15520 PLUGIN_ATTRIBUTES boilerplate.
15522 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15524 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15525 values even in sentinel and empty entries.
15526 (ms_printf_flag_specs): Likewise.
15527 (ms_scanf_flag_specs): Likewise.
15528 (ms_strftime_flag_specs): Likewise.
15529 (ms_print_char_table): Likewise.
15530 (ms_scan_char_table): Likewise.
15531 (ms_time_char_table): Likewise.
15533 2009-05-13 Doug Kwan <dougkwan@google.com>
15535 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15537 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15539 * config/mips/mips.md (store): Add attributes for QI and HI.
15541 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15542 (truncdi<mode>2): ... this new pattern.
15544 2009-05-13 Brad Hards <bradh@kde.org>
15546 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15548 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15549 Ben Elliston <bje@au.ibm.com>
15551 PR middle-end/40035
15552 * dse.c (check_mem_read_rtx): Guard against width == -1.
15554 2009-05-13 Michael Matz <matz@suse.de>
15556 PR middle-end/39976
15557 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15558 (trivially_conflicts_p): New function.
15559 (insert_backedge_copies): Use it.
15561 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15563 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15564 (handle_stdc_pragma): Use new enum constant names.
15565 (handle_pragma_float_const_decimal64): Ditto.
15567 2009-05-13 Ian Lance Taylor <iant@google.com>
15569 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15572 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15574 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15575 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15577 * config/m68k/m68k.h (FL_UCLINUX): Define.
15579 2009-05-13 Jan Hubicka <jh@suse.cz>
15581 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15583 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15585 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15586 unless -fschedule-insns is specified.
15588 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15591 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15592 TARGET_EXPAND_CBRANCHDI4.
15593 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15594 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15595 (cmpeqdi): Fix comment.
15597 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15599 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15600 (sh_legitimate_address_p): Likewise.
15601 * config/sh/sh.c (sh_legitimate_index_p): New.
15602 (sh_legitimate_address_p): Likewise.
15603 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15604 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15605 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15606 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15607 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15608 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15609 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15610 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15611 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15613 2009-05-12 Jan Hubicka <jh@suse.cz>
15615 * tree-inline.c (estimate_operator_cost): Add operands;
15616 when division happens by constant, it is cheap.
15617 (estimate_num_insns): Loads and stores are not having cost of 0;
15618 EH magic stuff is cheap; when computing runtime cost of switch,
15619 use log2 base of amount of its cases; builtin_expect has cost of 0;
15620 compute cost for moving return value of call.
15621 (init_inline_once): Initialize time_based flags.
15622 * tree-inline.h (eni_weights_d): Add time_based flag.
15624 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15626 * df-core.c: Update head documentation.
15628 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15631 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15632 shadowing exisiting variable op1.
15634 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15637 * config/i386/driver-i386.c (processor_signatures): New enum.
15638 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15639 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15640 processor signature to detect geode processor.
15642 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15646 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15648 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15649 causes spurious differences between trunk and cond-optab branch.
15651 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15653 * dojump.c (compare_from_rtx): Delete.
15654 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15655 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15656 if the comparison does not satisfy the predicate; test predicates for
15657 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15658 further if one existing pattern fails.
15659 * expr.h (compare_from_rtx): Delete.
15660 (prepare_operand): Declare it.
15661 * optabs.c: Change "lib call" to "libcall" throughout.
15662 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15663 HAVE_conditional_trap, emit_cmp_insn): Delete.
15664 (can_compare_p): Delete cmp_optab case.
15665 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15666 Accept other parameters by value.
15667 (prepare_operand): Make non-static.
15668 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15669 other parameters by value. Try to widen operands here based on
15670 an optab_methods argument and looking at cbranch_optab.
15671 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15672 loop. Use cbranch_optab directly.
15673 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15674 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15676 (emit_conditional_move, emit_conditional_add): Inline what's needed
15677 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15678 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15679 with COMPARE. Move cmov_optab and cstore_optab above
15680 with cbranch_optab, move cmp_optab down with ucmp_optab,
15681 remove tst_otpab. Do not initialize trap_rtx.
15682 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15683 for trap code. Do not check HAVE_conditional_trap. Use
15684 prepare_cmp_insn. Accept no predicate for operand 3.
15685 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15686 (OTI_ctrap, ctrap_optab): New.
15687 (tst_optab): Delete.
15688 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15689 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15690 with lookup of ctrap_optab.
15691 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15693 (ctrap_optab): New.
15695 * combine.c (combine_simplify_rtx, simplify_set): Do not
15696 special case comparing against zero for cc0 machines.
15697 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15698 COMPARE on cc0 machines.
15699 (simplify_relational_operation): Return a new expression when
15700 a COMPARE could be removed.
15701 * final.c (final_scan_insn): Compare cc_status values
15702 against LHS of a (compare FOO (const_int 0)) cc0 source.
15703 Also check if cc_status.value is the full compare.
15705 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15706 (cstoreMM4): Document.
15707 (conditional_trap): Document ctrapMM4 instead.
15708 (sync_compare_and_swapMM): Refer to cbranchcc4.
15709 (Dependent Patterns): Eliminate obsolete information referring to
15710 the old jump optimization phase.
15711 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15712 of compares with 0 on cc0 machines.
15713 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15714 avoiding references to cc0. Remove text about storing operands
15716 * doc/tm.texi (Condition Codes): Include blurb on different
15717 condition code representations, separate into subsections for
15718 CC0, MODE_CC and conditional execution.
15720 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15721 alpha_emit_setcc): Accept operands and a machine mode.
15722 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15723 Get code/op0/op1 from operands, use machine mode argument
15724 instead of alpha_compare.fp_p. Emit the branch here.
15725 (alpha_emit_setcc): Likewise, and return boolean.
15726 (alpha_emit_conditional_move): Likewise. Assert that
15727 cmp_op_mode == cmp_mode, and simplify accordingly.
15728 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15729 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15730 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15732 (stack probe test): Use cbranchdi4.
15733 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15735 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15736 * config/arc/arc.h (movsicc, movsfcc): Use it.
15737 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15738 (cbranchsi4, cstoresi4): New.
15739 (cmpsi, bCC and sCC expanders): Remove.
15741 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15742 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15743 * config/arm/predicates.md (arm_comparison_operator): Only include
15744 floating-point operators if there is a hardware floating-point unit.
15745 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15746 deferring to cbranch_cc and cstore_cc respectively.
15747 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15748 cbranch_cc, cstore_cc): New.
15749 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15751 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15753 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15754 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15756 (adjust_insn_length): Adjust calls.
15757 (avr_reorg): Handle (compare (foo) (const_int 0)).
15758 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15759 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15760 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15761 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15763 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15764 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15766 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15767 (cbranchsi4, cstorebi4, cstoresi4): New.
15768 (movbisi): This insn is duplicate, split it to zero_extend.
15769 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15770 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15771 (bfin_optimize_loop): Use cbranch expander.
15772 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15773 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15774 (bfin_bimode_comparison_operator): ... this.
15775 (bfin_direct_comparison_operator): New.
15777 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15778 inside (compare FOO (const_int 0)).
15779 (cris_rtx_costs): Handle ZERO_EXTRACT.
15780 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15781 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15782 (*tstdi_v32): Delete.
15783 (*cmpdi_non_v32): Add M alternative for operand 1.
15784 (cmpsi, cmp<mode>): Make private.
15785 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15787 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15789 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15790 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15791 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15792 (cc_reg_operand): New.
15793 (any_cond): Delete.
15794 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15795 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15796 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15797 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15798 crx_expand_scond): Delete.
15800 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15802 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15803 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15805 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15806 cstoresi4, cstoresf4, cstoredf4): New.
15807 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15808 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15809 Receive the entire operands array.
15810 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15811 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15812 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15813 Get test/op0/op1 from the operands array.
15814 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15816 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15817 (h8300_expand_store): New.
15818 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15820 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15821 (h8300_expand_store): New.
15822 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15823 or do not try to produce (set (cc0) REG).
15824 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15825 change a compare into a move to a scratch register. Disable some
15826 peepholes when comparing with zero.
15827 (tstsi, tsthi, tstsi, cmpqi): Make private.
15829 (bCC, sCC): Delete.
15830 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15833 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15834 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15835 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15836 (ix86_emit_i387_log1p): Use cbranchxf2.
15837 (ix86_expand_setcc): Return void.
15838 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15839 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15840 cmp<MODEF>, cmpcc): Remove.
15841 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15842 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15843 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15844 (sCC and bCC expanders): Remove.
15845 (stack_protect_test): Use cbranchcc4.
15847 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15849 (ia64_expand_compare): Accept three rtx by reference and return void.
15850 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15851 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15852 from *expr. Update *expr with the BImode comparison to do.
15853 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15854 cmptf, bCC, sCC, conditional_trap): Delete.
15855 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15856 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15857 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15858 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15859 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15861 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15862 type of last argument.
15863 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15864 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15865 use machine mode argument instead of branch_type. Remove dead
15866 code for floating-point comparisons.
15867 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15868 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15870 (cbranchsi4, cstoresi4): New.
15871 * config/iq2000/predicates.md (reg_or_const_operand): New.
15873 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15874 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15875 (b<code>_op): Rewrite to...
15876 (bcc_op): ... this, using match_operator.
15877 (s<code>_op): Rewrite to...
15878 (scc_op): ... this, using match_operator.
15879 (s<code>_24_op): Rewrite to...
15880 (scc_op_24): ... this, using match_operator.
15881 (s<code>_<mode>): Rewrite to...
15882 (cstore<mode>4): ... this, using match_operator.
15883 (s<code>_<mode>_24): Rewrite to...
15884 (cstore<mode>4_24): ... this, using match_operator.
15885 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15886 m32c_unpend_compare, m32c_expand_scc): Delete.
15887 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15888 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15889 (m32c_expand_movcc): Change NE to EQ if necessary.
15890 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15892 * config/m32r/m32r-protos.h (gen_cond_store): New.
15893 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15894 (gen_cond_store): New, from sCC patterns.
15895 (m32r_expand_block_move): Use cbranchsi4.
15896 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15897 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15898 (cbranchsi4, cstoresi4): New.
15900 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15902 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15903 (m68hc11_notice_update_cc): Look into a compare with 0.
15904 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15906 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15907 cmphi, cmpqi, bCC): Delete.
15908 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15909 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15910 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15913 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15914 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15915 * config/m68k/constraints.md (H): New.
15916 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15917 the define_insn below.
15918 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15919 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15920 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15921 patterns): Wrap RHS with COMPARE.
15922 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15923 (*cmpdi_internal): Name this pattern.
15924 (cmpdi): Change to define_insn.
15925 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15926 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15927 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15929 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15930 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15931 (conditional_trap): Change to...
15932 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15933 (*conditional_trap): Use the ordered_comparison_operator and
15934 const1_operand predicates.
15935 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15936 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15937 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15938 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15940 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15941 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15942 (mcore_gen_compare): New.
15943 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15944 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15945 (mcore_gen_compare): ... this.
15946 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15947 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15948 (stack probe pattern): Use cbranchsi4.
15950 * config/mips/predicates.md (mips_cstore_operator): New.
15951 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15952 * config/mips/mips.md (any_cond): Delete.
15953 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15955 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15956 fixuns_truncsfdi2): Use cbranch patterns.
15957 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15958 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15959 Adjust call to mips_expand_conditional_branch.
15960 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15962 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15963 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15964 * config/mips/mips.c (cmp_operands): Delete.
15965 (mips_emit_compare): Get comparison operands from *op0/*op1.
15966 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15967 that it succeeds. Use op0/op1 instead of cmp_operands.
15968 (mips_expand_conditional_branch, mips_expand_conditional_move,
15969 mips_expand_conditional_trap): Likewise.
15970 (mips_block_move_loop): Use cbranch patterns.
15971 * config/mips/mips.h (cmp_operands): Delete.
15973 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15974 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15975 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15976 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15977 (*cmpcc_folded): Rename to...
15978 (*cmpdi_folded): this.
15979 (*cmpcc): Rename to...
15981 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15984 (cbranchdf4): New. Handle invalid comparisons here.
15985 * config/mmix/predicates.md (float_comparison_operator): New.
15987 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15988 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15989 * config/mn10300/mn10300.md (tst): Delete.
15990 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15991 Name these patterns and wrap RHS in a compare.
15992 (*cmpsi): Make this pattern private. Include tst.
15993 (*cmpsf): Make this pattern private.
15994 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15995 (compare with zero peepholes): Likewise.
15997 (cbranchsi4, cbranchsf4): New.
15998 (casesi): Use cbranchsi4.
16000 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16001 hppa_branch_type): Delete.
16002 (return_addr_rtx): Use cbranchsi4.
16003 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16004 Emit CCFPmode comparison here.
16005 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16006 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16007 hppa_branch_type): Delete.
16008 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16009 (movsicc, movdicc): Remove references to hppa_compare_op0,
16010 hppa_compare_op1 and compare_from_rtx.
16011 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16012 (casesi): Use cbranchsi4.
16014 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16015 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16016 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16017 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16018 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16020 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16021 (*branch, *branch_inverted): New.
16023 * config/picochip/picochip.md (cbranchhi4): Use
16024 ordered_comparison_operator.
16025 (cmphi, bCC): Remove.
16027 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16028 (trap_comparison_operator): Delete.
16029 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16030 rs6000_emit_cbranch): Accept mode and operands.
16031 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16032 rs6000_compare_fp_p): Delete.
16033 (rs6000_generate_compare): Accept mode and comparison. Extract code
16034 and op0/op1 from there. Replace references to rs6000_compare_op0
16035 and rs6000_compare_op1.
16036 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16037 extract result from passed operands.
16038 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16039 extract loc from passed operands.
16040 (rs6000_emit_cmove): Likewise.
16041 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16042 rs6000_compare_fp_p): Delete.
16043 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16044 (cbranch<GPR>4, cbranch<FP>4): New.
16045 (cstore<mode>4): New. Consolidate here all choices about when to use
16046 portable or specialized sCC sequences.
16047 (stack_protect_test): Use cbranchsi4.
16048 (conditional_trap): Replace with ctrap<GPR>4.
16049 (conditional trap insn): Replace trap_comparison_operator with
16050 ordered_comparison_operator.
16052 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16053 (s390_emit_prologue): Use ctrap.
16054 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16055 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16056 New predicates replacing...
16057 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16058 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16059 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16060 (add<mode>cc): Do not use s390_compare_op0/op1.
16061 (s<code>): Change to...
16062 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16063 (seq): Change to...
16064 (cstorecc4): ... this. Handle EQ or NE equally.
16065 (*sne): Un-privatize for use in cstorecc4.
16066 (b<code>): Change to...
16067 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16068 (conditional_trap): Replace with...
16069 (ctrap<GPR>4, ctrap<FP>4): ... these.
16070 (stack_protect): Use cbranchcc4.
16072 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16073 * config/score/score-protos.h (score_gen_cmp): Delete.
16074 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16075 (score_block_move-loop): Use cbranchsi4.
16076 * config/score/score.md (cbranchsi4): New.
16077 (cmpsi, bCC): Delete.
16078 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16079 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16080 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16081 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16082 * config/score/score3.h (score3_gen_cmp): Delete.
16083 * config/score/score7.h (score7_gen_cmp): Delete.
16085 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16086 (sh_emit_scc_to_t): ... this. Return void.
16087 (from_compare): Rename to...
16088 (sh_emit_compare_and_branch): ... this.
16089 (sh_emit_compare_and_set): New.
16090 (sh_expand_t_scc): Accept operands.
16091 * config/sh/predicates.md (sh_float_comparison_operator): New.
16092 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16093 (prepare_scc_operands): Rename to...
16094 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16096 (sh_emit_cheap_store_flag): New.
16097 (sh_emit_set_t_insn): New.
16098 (from_compare): Rename to...
16099 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16100 handling of TARGET_SH2E floating point to avoid recursive call.
16101 Generate branch here.
16102 (sh_emit_compare_and_set): New.
16103 (sh_expand_t_scc): Get op0/op1 from arguments.
16104 (sh_emit_cheap_store_flag): New.
16105 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16107 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16108 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16109 (movsicc, movdicc): Do nothing when it recreated operands from
16110 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16111 prepare_scc_operands (now sh_emit_scc_to_t).
16112 (udivdi3): Use cstoresi4.
16113 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16114 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16115 (cbranchint4_media, cbranchfp4_media): New.
16116 (casesi): Use cbranchdi4.
16117 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16119 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16120 (movnegt): Remove second operand.
16121 (cbranchsf4, cbranchdf4): New.
16122 (stack_protect): Use cbranchdi4/cbranchsi4.
16124 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16125 (gen_compare_reg): Accept comparison, extract part of it to...
16126 (gen_compare_reg_1): ... this.
16127 (gen_compare_operator): Delete.
16128 (gen_v9_scc): Accept separate destination, comparison code and arms.
16129 Do not use sparc_compare_op0/sparc_compare_op1.
16130 (emit_scc_insn, emit_conditional_branch_insn): New.
16131 (emit_v9_brxx): Make static. Remove useless assertion.
16132 (sparc_emit_float_lib_cmp): Return RTL instead of calling
16134 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
16135 * config/sparc/sparc-protos.h (gen_compare_reg,
16136 sparc_emit_float_lib_cmp): Adjust prototype.
16137 (emit_scc_insn, emit_conditional_branch_insn): New.
16138 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
16139 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
16140 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
16141 iterators to the top.
16142 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
16143 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
16144 snedi_special_trunc): Delete.
16145 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
16146 and snedi_special_trunc.
16147 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
16148 cbranchdi4, cbranch<F:mode>4): New.
16149 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
16150 here. Use gen_compare_reg instead of gen_compare_operator.
16151 (conditional_trap): Replace with...
16152 (ctrapsi4, ctrapdi4): ... this.
16153 (stack_protect_test): Use cbranchcc4.
16155 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16157 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16158 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16159 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16160 from operands[0] or operands[3] depending on is_set.
16161 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16162 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16163 cmpdf, bCC), sCC: Remove.
16164 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16165 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16167 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16168 spu_emit_branch_or_set.
16170 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
16172 * config/stormy16/stormy16.h (xstormy16_compare_op0,
16173 xstormy16_compare_op1): Delete.
16174 * config/stormy16/stormy16.c (xstormy16_compare_op0,
16175 xstormy16_compare_op1): Delete.
16176 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
16178 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
16179 (cmphi, cmpsi, bCC): Remove.
16181 * config/v850/v850.md (tstsi, cmpsi): Fold into...
16182 (*cmpsi): ... this one.
16183 (cbranchsi4, cstoresi4): New.
16184 (bCC expanders): Delete.
16185 (sCC insns): Fold into...
16186 (*setcc): ... this one.
16187 (casesi): Do not use gen_cmpsi and gen_bgtu.
16188 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16189 (movsicc): Simplify.
16190 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16192 * config/vax/vax-protos.h (cond_name): New.
16193 (vax_output_conditional_branch): Remove.
16194 * config/vax/vax.c (cond_name): New.
16195 (vax_output_conditional_branch): Remove.
16196 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16197 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16198 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16199 (bit<VAXint>): Wrap source with (compare).
16200 (b<code> and following unnamed pattern): Rename to *branch and
16201 *branch_reversed. Change macroization to match_operator.
16202 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16204 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16205 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16206 Change last argument to machine_mode.
16207 (xtensa_expand_scc): Add machine_mode argument.
16208 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16209 (gen_conditional_move, xtensa_expand_conditional_branch,
16210 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16211 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16212 Adjust operand numbers.
16213 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16215 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16216 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16217 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16219 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16221 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16222 causes spurious differences between trunk and cond-optab branch.
16224 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16227 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16229 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16231 * tree.c (iterative_hash_pointer): Delete.
16232 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16233 Hash UIDs and versions of SSA names. Don't special-case built-in
16234 function declarations.
16236 2009-05-11 Ian Lance Taylor <iant@google.com>
16239 * graphite.c: Force -Wc++-compat to only be a warning before
16240 #including "cloog/cloog.h".
16242 2009-05-11 Martin Jambor <mjambor@suse.cz>
16244 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16246 2009-05-11 Jan Hubicka <jh@suse.cz>
16248 * tree-ssa-loop-ivcanon.c: Include target.h
16249 (struct loop_size): new structure.
16250 (constant_after_peeling): New predicate.
16251 (tree_estimate_loop_size): New function.
16252 (estimated_unrolled_size): Rewrite for new estimates.
16253 (try_unroll_loop_completely): Use new estimates.
16254 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16256 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16258 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16259 libcpp interface change.
16260 (spu_macro_to_expand): Likewise.
16262 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16264 PR tree-optimization/40026
16265 * gimplify.c (gimplify_init_constructor): Change initial conditional
16266 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16267 optimize_compound_literals_in_ctor.
16269 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16271 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16273 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16275 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16277 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16278 HOST_WIDE_INT for gap.
16280 2009-05-11 Ira Rosen <irar@il.ibm.com>
16282 PR tree-optimization/40074
16283 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16284 account in group size and step comparison.
16286 2009-05-11 Richard Guenther <rguenther@suse.de>
16288 * passes.c (init_optimization_passes): Strip now incorrect comment.
16289 (execute_function_todo): Do not set PROP_alias.
16290 * tree-pass.h (PROP_alias): Remove.
16291 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16292 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16293 * tree-nrv.c (pass_return_slot): Likewise.
16294 * tree-object-size.c (pass_object_sizes): Likewise.
16295 * tree-ssa-dom.c (pass_dominator): Likewise.
16296 (pass_phi_only_cprop): Likewise.
16297 * tree-ssa-dse.c (pass_dse): Likewise.
16298 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16299 (pass_cselim): Likewise.
16300 * tree-ssa-pre.c (pass_pre): Likewise.
16301 (pass_fre): Likewise.
16302 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16303 * tree-ssa-sink.c (pass_sink_code): Likewise.
16304 * tree-stdarg.c (pass_stdarg): Likewise.
16305 * tree-tailcall.c (pass_tail_calls): Likewise.
16306 * tree-vrp.c (pass_vrp): Likewise.
16308 2009-05-10 Ian Lance Taylor <iant@google.com>
16310 * basic-block.h (enum profile_status): Break out of struct
16311 control_flow_graph.
16312 * cgraph.h (struct inline_summary): Break out of struct
16314 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16315 of struct cgraph_order_sort.
16316 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16317 * cse.c (struct branch_path): Break out of struct
16318 cse_basic_block_data.
16319 * except.h (enum eh_region_type): Break out of struct eh_region.
16320 * gcc.c (enum add_del): Break out of struct modify_target.
16321 * genrecog.c (enum decision_type): Break out of struct decision_test.
16322 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16324 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16325 * regmove.c (enum match_use): New enum, broken out of struct match.
16326 * sched-int.h (enum post_call_group): New enum, broken out of
16328 (struct deps_reg): Break out of struct deps.
16329 * target.h (struct asm_int_op): Break out of struct gcc_target.
16330 * tree-eh.c (struct goto_queue_node): Break out of struct
16332 * tree-inline.h (enum copy_body_cge_which): Break out of
16334 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16336 * c-decl.c (in_struct, struct_types): New static variables.
16337 (pushtag): Add loc parameter. Change all callers.
16338 (lookup_tag): Add ploc parameter. Change all callers.
16339 (check_compound_literal_type): New function.
16340 (parser_xref_tag): Add loc parameter. Change all callers. If
16341 -Wc++-compat, warn about struct/union/enum types defined within a
16343 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16344 and loc parameters. Change all callers. Change error calls to
16345 error_at, using loc. For a redefinition, if the location of the
16346 original definition is known, report it. Set in_struct and
16347 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16348 (finish_struct): Add new parameters enclosing_in_struct and
16349 enclosing_struct_types. Change all callers. Set
16350 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16351 in the struct. If in a struct, add this struct to struct_types.
16352 (start_enum): Add loc parameter. Change all callers. Use
16353 error_at for errors, using loc. For a redefinition, if the
16354 location of the original definition is known, report it. If in a
16355 struct, add this enum type to struct_types. If -Wc++-compat warn
16356 if in sizeof, typeof, or alignof.
16357 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16358 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16359 (c_parser_enum_specifier): Get enum location for start_enum.
16360 (c_parser_struct_or_union_specifier): Get struct location for
16361 start_struct. Save in_struct and struct_types status between
16362 start_struct and finish_struct.
16363 (c_parser_cast_expression): Get location of cast.
16364 (c_parser_alignof_expression): Get location of type.
16365 (c_parser_postfix_expression): Likewise.
16366 (c_parser_postfix_expression_after_paren_type): Add type_loc
16367 parameter. Change all callers. Call check_compound_literal_type.
16368 Use type_loc for error about variable size type.
16369 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16370 of an enum constant from an enum type defined in a struct or union.
16371 (c_cast_expr): Add loc parameter. Change all callers. If
16372 -Wc++-compat, warn about defining a type in a cast.
16373 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16374 (start_enum, start_struct, finish_struct): Update declarations.
16375 (parser_xref_tag, c_cast_expr): Update declarations.
16376 (check_compound_literal_type): Declare.
16378 2009-05-11 Ben Elliston <bje@au.ibm.com>
16380 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16381 for recent libcpp interface change.
16382 (rs6000_macro_to_expand): Likewise.
16384 2009-05-10 Michael Matz <matz@suse.de>
16387 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16388 not at entry of function.
16390 2009-05-10 Richard Guenther <rguenther@suse.de>
16392 PR tree-optimization/40081
16394 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16395 using the main variant of the element type. Do not fiddle with
16396 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16398 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16399 structs with volatile fields.
16401 2009-05-10 Jan Hubicka <jh@suse.cz>
16403 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16404 (estimate_move_cost): Assert that it does not get called for
16406 (estimate_num_insns): Skip VOID types in argument handling.
16407 (optimize_inline_calls): Delete unreachable blocks and verify that
16408 callgraph is valid.
16410 2009-05-10 Jan Hubicka <jh@suse.cz>
16412 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16413 * cgraph.c (cgraph_mark_address_taken_node): New function.
16414 (dump_cgraph_node): Dump new flag.
16415 * cgraph.h (struct cgraph_node): Add address_taken.
16416 (cgraph_mark_address_taken_node): New function.
16417 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16418 since new direct calls can be born.
16420 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16422 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16423 tok->val.node.node.
16425 2009-05-10 Jan Hubicka <jh@suse.cz>
16427 PR middle-end/40084
16428 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16430 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16431 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16432 * tree-inline.c (copy_bb): Set frequency correctly.
16433 (fold_marked_statements): Update call to
16434 cgraph_update_edges_for_call_stmt.
16436 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16438 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16439 identifiers in diagnostics.
16440 * config/arm/arm.c (arm_handle_fndecl_attribute,
16441 arm_handle_isr_attribute): Likewise.
16442 * config/avr/avr.c (avr_handle_progmem_attribute,
16443 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16444 * config/bfin/bfin.c (handle_int_attribute,
16445 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16446 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16447 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16449 * config/darwin.c (darwin_handle_kext_attribute,
16450 darwin_handle_weak_import_attribute): Likewise.
16451 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16452 h8300_handle_eightbit_data_attribute,
16453 h8300_handle_tiny_data_attribute): Likewise.
16454 * config/i386/i386.c (ix86_handle_cconv_attribute,
16455 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16456 * config/i386/winnt.c (ix86_handle_shared_attribute,
16457 ix86_handle_selectany_attribute): Likewise.
16458 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16459 * config/m32c/m32c.c (function_vector_handler): Likewise.
16460 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16461 m68hc11_handle_fntype_attribute): Likewise.
16462 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16463 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16464 * config/mips/mips.c (mips_insert_attributes,
16465 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16466 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16467 rs6000_handle_struct_attribute): Likewise.
16468 * config/sh/sh.c (sh_insert_attributes,
16469 sh_handle_resbank_handler_attribute,
16470 sh_handle_interrupt_handler_attribute,
16471 sh2a_handle_function_vector_handler_attribute,
16472 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16474 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16475 * config/spu/spu.c (spu_handle_fndecl_attribute,
16476 spu_handle_vector_attribute): Likewise.
16477 * config/stormy16/stormy16.c
16478 (xstormy16_handle_interrupt_attribute): Likewise.
16479 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16480 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16482 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16484 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16485 (pp_translate_identifiers): New.
16486 (pp_identifier): Only conditionally translate identifier to locale
16488 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16489 (pp_base_tree_identifier): Only conditionally translate identifier
16490 to locale character set.
16491 * c-pretty-print.c (M_): Define.
16492 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16493 fragments for conditional translation with M_.
16494 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16495 identifier translation.
16497 2009-05-10 Richard Guenther <rguenther@suse.de>
16499 PR tree-optimization/40081
16500 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16501 using the main variant of the element type. Do not fiddle with
16502 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16504 2009-05-09 Jan Hubicka <jh@suse.cz>
16506 PR middle-end/40080
16507 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16508 indirect calls; verify cgraph afterwards.
16510 2009-05-09 Jan Hubicka <jh@suse.cz>
16513 * ipa.c (update_inlined_to_pointer): New function.
16514 (cgraph_remove_unreachable_nodes): Use it.
16516 2009-05-09 Jan Hubicka <jh@suse.cz>
16518 * tree-eh.c (struct leh_state): Remove prev_try.
16519 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16520 not track prev_try.
16521 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16522 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16523 remove_eh_handler_and_replace, foreach_reachable_handler,
16524 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16525 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16526 (gen_eh_region_cleanup): Update prototype.
16528 2009-05-09 Jan Hubicka <jh@suse.cz>
16530 PR middle-end/40043
16531 * except.c (copy_eh_region): Always set prev_try.
16532 (redirect_eh_edge_to_label): Find outer try.
16533 (foreach_reachable_handler): When looking for prev try
16534 handle case where previous try is not going to be taken.
16536 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16538 PR tree-optimization/40049
16539 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16540 only vector/vector shifts, convert the type of the constant to the
16541 appropriate type to avoid building incorrect trees, which
16542 eventually have problems with garbage collection.
16544 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16546 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16547 -1 for complex floating-point types if honoring signed zeros.
16549 2009-05-08 Jan Hubicka <jh@suse.cz>
16551 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16552 argument; handle correctly when profile is absent.
16553 (build_cgraph_edges): Update.
16554 (rebuild_cgraph_edges): Update.
16555 * cgraph.c: Do not include varray.h.
16556 (cgraph_set_call_stmt_including_clones): New function.
16557 (cgraph_create_edge_including_clones): Likewise
16558 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16559 (cgraph_update_edges_for_call_stmt): Handle clones.
16560 (cgraph_remove_node): Handle clone tree.
16561 (cgraph_remove_node_and_inline_clones): New function.
16562 (dump_cgraph_node): Dump clone tree.
16563 (cgraph_clone_node): Handle clone tree.
16564 (clone_function_name): Bring here from tree-inline.c.
16565 (cgraph_create_virtual_clone): New function.
16566 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16567 (cgraph_clone_info): New function.
16568 (strut cgraph_node): Add clone_info and new clone tree pointers.
16569 (cgraph_remove_node_and_inline_clones,
16570 cgraph_set_call_stmt_including_clones,
16571 cgraph_create_edge_including_clones,
16572 cgraph_create_virtual_clone): Declare.
16573 (cgraph_function_versioning): Use VEC argument.
16574 (compute_call_stmt_bb_frequency): Update prototype.
16575 (cgraph_materialize_all_clones): New function.
16576 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16577 (ipcp_create_replace_map): Update to VECtors.
16578 (ipcp_update_callgraph): Use virtual clones.
16579 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16580 (ipcp_update_profiling): Do not update local profiling.
16581 (ipcp_insert_stage): Use VECtors and virtual clones.
16582 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16583 (clone_of_p): New function.
16584 (cgraph_preserve_function_body_p): Use clone tree.
16585 (cgraph_optimize): Materialize clones.
16586 (cgraph_function_versioning): Update for VECtors.
16587 (save_inline_function_body): Use clone tree.
16588 (cgraph_materialize_clone): New function.
16589 (cgraph_materialize_all_clones): Likewise.
16590 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16591 * ipa.c: Include gimple.h.
16592 (cgraph_remove_unreachable_nodes): Use clone tree.
16593 * ipa-prop.c (ipa_note_param_call): Update call to
16594 compute_call_stmt_bb_frequencycall.
16595 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16596 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16597 (copy_bb): Handle updating of clone tree; add new edge when new call
16599 (expand_call_inline): Be strict about every call having edge.
16600 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16601 (delete_unreachable_blocks_update_callgraph): New function.
16602 (tree_function_versioning): Use VECtors; always remove unreachable
16603 blocks and fold conditionals.
16604 * tree-inline.h: Do not include varray.h.
16605 (tree_function_versioning): Remove.
16606 * Makefile.in (GTFILES): Remove tree-inline.c
16607 * passes.c (do_per_function): Do only functions having body.
16608 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16611 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16612 Andrew Morrow <acm@google.com>
16615 * c-common.c (c_common_attribute_table): Permit deprecated
16616 attribute to take an optional argument.
16617 (handle_deprecated_attribute): If the optional argument to
16618 __attribute__((deprecated)) is not a string ignore the attribute
16619 and emit a warning.
16621 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16622 * c-typeck.c (build_component_ref): Likewise.
16623 (build_external_ref): Likewise.
16625 * toplev.c (warn_deprecated_use): Add an attribute argument.
16626 Emit the message associated with __attribute__((deprecated)).
16628 * toplev.h (warn_deprecated_use): Updated.
16630 * doc/extend.texi: Document new optional parameter to
16631 __attribute__((deprecated))
16633 2009-05-08 Michael Eager <eager@eagercon.com>
16635 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16636 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16638 2009-05-08 Richard Guenther <rguenther@suse.de>
16640 PR tree-optimization/40062
16641 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16642 Avoid exponential behavior.
16644 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16646 PR rtl-optimization/33928
16648 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16649 process_uses, build_single_def_use_links): New.
16650 (update_df): Update use_def_ref.
16651 (forward_propagate_into): Use get_def_for_use instead of use-def
16653 (fwprop_init): Call build_single_def_use_links and let it initialize
16655 (fwprop_done): Free use_def_ref.
16656 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16657 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16658 df_rd_simulate_one_insn): New.
16659 (df_rd_bb_local_compute_process_def): Update head comment.
16660 (df_chain_create_bb): Use the new RD simulation functions.
16661 * df.h (df_rd_simulate_artificial_defs_at_top,
16662 df_rd_simulate_one_insn): New.
16663 * opts.c (decode_options): Enable fwprop at -O1.
16664 * doc/invoke.texi (-fforward-propagate): Document this.
16666 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16669 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16670 and one complex operand specially.
16671 * tree-complex.c (some_nonzerop): Do not identify a real value as
16672 zero if flag_signed_zeros.
16674 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16676 PR rtl-optimization/33928
16677 * loop-invariant.c (record_use): Fix && vs. || mishap.
16679 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16681 PR rtl-optimization/33928
16682 * loop-invariant.c (struct use): Add addr_use_p.
16683 (struct def): Add n_addr_uses.
16684 (struct invariant): Add cheap_address.
16685 (create_new_invariant): Set cheap_address.
16686 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16687 (record_uses): Pass df_ref to record_use.
16688 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16691 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16693 * config/sh/sh.c: Do not include c-pragma.h.
16695 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16697 * config/spu/spu.c: Remove include of c-common.h.
16699 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16702 * c-common.h (mark_valid_location_for_stdc_pragma,
16703 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16704 clear_float_const_decimal64, float_const_decimal64_p): New.
16705 * c.opt (Wunsuffixed-float-constants): New.
16706 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16707 unsuffixed float constant, handle new warning.
16708 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16709 * c-decl.c (c_scope): New flag float_const_decimal64.
16710 (set_float_const_decimal64, clear_float_const_decimal64,
16711 float_const_decimal64_p): New.
16712 (push_scope): Set new flag.
16713 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16714 to use STDC pragmas.
16715 (c_parser_external_declaration): Ditto.
16716 (c_parser_compound_statement_nostart): Ditto.
16717 * c-pragma.c (valid_location_for_stdc_pragma,
16718 mark_valid_location_for_stdc_pragma,
16719 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16720 handle_pragma_float_const_decimal64): New.
16721 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16722 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16723 set_float_const_decimal64, clear_float_const_decimal64,
16724 float_const_decimal64_p): New dummy functions.
16725 * doc/extend.texi (Decimal Float): Remove statement that the
16726 pragma, and suffix for double constants, are not supported.
16727 * doc/invoke.texi (Warning Options): List new option.
16728 (-Wunsuffixed-float-constants): New.
16730 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16732 * config/i386/i386.c: Do not include c-common.h.
16734 2009-05-07 Mark Heffernan <meheff@google.com>
16736 * doc/invoke.texi (Debugging Options): Document change of debugging
16738 * opts.c (decode_options): Make dump_base_name relative to
16739 aux_base_name directory.
16741 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16743 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16744 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16746 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16748 * Makefile.in (install-plugin): Simplify a bit.
16750 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16752 * Makefile.in (OBJS-common): Add regcprop.o.
16754 * timevar.def (TV_CPROP_REGISTERS): New.
16755 * regrename.c (regrename_optimize): Return 0.
16756 (rest_of_handle_regrename): Delete.
16757 (pass_rename_registers): Point to regrename_optimize.
16758 (struct value_data_entry, struct value_data,
16759 kill_value_one_regno, kill_value_regno, kill_value,
16760 set_value_regno, init_value_data, kill_clobbered_value,
16761 kill_set_value, kill_autoinc_value, copy_value,
16762 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16763 replace_oldest_value_reg, replace_oldest_value_addr,
16764 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16765 debug_value_data, validate_value_data): Move...
16766 * regcprop.c: ... here.
16767 (rest_of_handle_cprop): Delete.
16768 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16770 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16772 PR middle-end/40057
16773 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16774 GEN_INT for 1 << bitnum.
16775 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16776 build_int_cst_type.
16778 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16780 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16781 Remove wrong description of "nand" operation.
16783 2009-05-06 Richard Guenther <rguenther@suse.de>
16784 Adam Nemet <anemet@caviumnetworks.com>
16786 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16787 comment. Add that if LHS is not a gimple register, then RHS1 has
16788 to be a single object (GIMPLE_SINGLE_RHS).
16790 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16792 * expr.c (get_def_for_expr): Move it up in the file.
16793 (store_field): When expanding a bit-field store, look at the
16794 defining gimple stmt for the masking conversion.
16796 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16798 PR middle-end/39986
16799 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16800 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16801 32-bit memcpy into long.
16803 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16805 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16806 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16808 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16809 instead of appending DW_OP_deref*.
16811 2009-05-06 Michael Matz <matz@suse.de>
16813 PR middle-end/40021
16814 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16815 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16817 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16819 * Makefile.in (install-plugin): Fix srcdir handling.
16821 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16823 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16824 when processing for not_regs_needed bitmap.
16825 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16826 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16827 handling it for rhs.
16829 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16831 * config/i386/i386.md (unnamed inc/dec peephole): Use
16832 optimize_insn_for_size_p instead of optimize_size.
16833 * config/i386/predicates.md (incdec_operand): Likewise.
16834 (aligned_operand): Likewise.
16835 * config/i386/sse.md (divv8sf3): Likewise.
16836 (sqrtv8sf2): Likewise.
16838 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16840 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16842 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16844 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16846 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16847 ssemodesuffixf2c with avxmodesuffixf2c.
16849 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16852 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16854 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16856 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16857 (struct tree_base): Adjust spacing for 8 bit boundaries.
16858 (struct tree_decl_common): Add decl_by_reference_flag bit.
16859 (DECL_BY_REFERENCE): Adjust.
16860 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16861 print DECL_BY_REFERENCE bit.
16862 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16863 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16864 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16865 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16868 PR middle-end/39666
16869 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16870 range of the type, but default label is missing, add it with one
16871 of the existing labels instead of adding a new label for it.
16873 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16877 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16879 * Makefile.in (enable_plugin, plugin_includedir): New.
16880 (install): Depend on install-plugin.
16881 (PLUGIN_HEADERS): New.
16882 (install-plugin): New.
16883 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16885 2009-05-05 Richard Guenther <rguenther@suse.de>
16887 PR tree-optimization/40022
16888 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16890 (phivn_valid_p): Fix tuplification error, simplify.
16891 (phiprop_insert_phi): Add dumps.
16892 (propagate_with_phi): Simplify.
16894 2009-05-05 Richard Guenther <rguenther@suse.de>
16896 PR middle-end/40023
16897 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16899 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16901 * tree.h (strip_float_extensions): Remove duplicate declaration.
16902 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16903 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16904 block_ultimate_origin): Rearrange the declarations line to match the
16905 comment that indicates the .c file which the functions are defined.
16906 (dwarf2out_*, set_decl_rtl): Add comment.
16907 (get_base_address): Adjust comment.
16908 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16909 declarations line and add comment.
16910 (is_builtin_name): Add blank after function name, for clarity.
16912 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16914 * attribs.c (decl_attributes): Use %qE for identifiers in
16916 * cgraphunit.c (verify_cgraph_node): Translate function names to
16917 locale character set in diagnostics.
16918 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16920 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16921 Document that functions are named in UTF-8.
16922 * expr.c (expand_expr_real_1): Translate function names to locale
16923 character set in diagnostics.
16924 * gimplify.c (omp_notice_variable, omp_is_private,
16925 gimplify_scan_omp_clauses): Use %qE for identifiers in
16927 * langhooks.c (lhd_print_error_function): Translate function names
16928 to locale character set.
16929 * langhooks.h (decl_printable_name): Document that return value is
16930 in internal character set.
16931 * stmt.c: Include pretty-print.h
16932 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16934 (resolve_operand_name_1): Translate named operand name to locale
16936 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16938 * toplev.c (announce_function): Translate function names to locale
16940 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16941 (default_tree_printer): Use pp_identifier or translate identifiers
16942 to locale character set. Mark "<anonymous>" for translation.
16943 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16944 for identifiers in diagnostics.
16945 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16947 * varasm.c (output_constructor): Use %qE for identifiers in
16950 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16952 * configure.ac: use ` ` instead of $()
16953 * configure: Regenerate.
16955 2009-05-05 Ben Elliston <bje@au.ibm.com>
16957 * config/pa/linux-atomic.c: Eliminate conditional include of
16958 errno.h on non-LP64 systems to simplify build requirements.
16960 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16962 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16964 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16965 and pass value to identifier_to_locale.
16966 (warn_variable_length_array): Make name a tree.
16967 (grokdeclarator): Separate diagnostic texts for named and unnamed
16968 declarators. Use %qE for named declarators.
16969 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16971 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16972 identifiers in diagnostics.
16973 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16974 identifier_to_locale. Mark "anonymous" strings for translation.
16976 2009-05-04 Michael Eager <eager@eagercon.com>
16978 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16979 address for DImode/DFmode only if double-precision FP regs.
16981 2009-05-04 Michael Eager <eager@eagercon.com>
16983 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16984 TARGET_SINGLE_FLOAT check.
16986 2009-05-04 Michael Eager <eager@eagercon.com>
16988 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16990 2009-05-04 Michael Eager <eager@eagercon.com>
16992 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16993 * config/rs6000/t-xilinx: New
16995 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16997 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16998 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16999 * gcc/explow.c (memory_address): Use target hook.
17000 * gcc/targhooks.c (default_legitimize_address): New.
17001 * gcc/targhooks.h (default_legitimize_address): New.
17002 * gcc/target.h (legitimize_address): New.
17003 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17004 (TARGET_INITIALIZER): Include it.
17005 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17007 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17008 * config/bfin/bfin.c (legitimize_address): Remove.
17009 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17010 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17012 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17013 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17015 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17016 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17017 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17018 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17019 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17020 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17021 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17022 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17023 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17024 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17025 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17026 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17027 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17028 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17029 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17030 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17031 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17032 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17033 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17034 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17035 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17036 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17037 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17039 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17040 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17041 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17042 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17043 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17044 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17045 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17046 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17047 (thumb_legitimize_address): Delete.
17048 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17049 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17050 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17051 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17052 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17053 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17055 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17058 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17059 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17060 * config/m32r/m32r.c (m32r_legitimize_address): New.
17061 * config/m68k/m68k.c (m68k_legitimize_address): New.
17062 * config/score/score.c (score_legitimize_address): Standardize.
17063 * config/score/score3.c (score3_legitimize_address): Standardize.
17064 * config/score/score3.h (score3_legitimize_address): Adjust.
17065 * config/score/score7.c (score7_legitimize_address): Standardize.
17066 * config/score/score7.h (score7_legitimize_address): Adjust.
17067 * config/sh/sh.c (sh_legitimize_address): New.
17068 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17070 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17071 (s390_legitimize_address): ... this.
17072 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17073 (sparc_legitimize_address): ... this.
17074 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17075 (ix86_legitimize_address): ... this.
17076 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17077 (avr_legitimize_address): ... this.
17078 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17079 (mn10300_legitimize_address): ... this.
17080 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17081 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17082 (alpha_expand_mov): Adjust call.
17084 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17085 * config/spu/spu.c (spu_legitimize_address): Likewise.
17086 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17087 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17089 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17091 * intl.c (locale_encoding, locale_utf8): New.
17092 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17093 * intl.h (locale_encoding, locale_utf8): Declare.
17094 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17095 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17097 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17099 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17100 (pp_base_tree_identifier): Declare as function.
17101 (identifier_to_locale): Declare.
17102 * Makefile.in (pretty-print.o): Update dependencies.
17103 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17105 2009-05-04 Richard Guenther <rguenther@suse.de>
17107 PR middle-end/40015
17108 * builtins.c (fold_builtin_memory_op): Do not decay to element
17109 type if the size matches the whole array.
17111 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17113 * expmed.c (synth_mult): When trying out a shift, pass the result
17116 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17118 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17119 (shiftsub1_cost): New.
17120 (init_expmed): Compute shiftsub1_cost.
17121 (synth_mult): Optimize multiplications by constants of the form
17122 -(2^^m-1) for some constant positive integer m.
17124 2009-05-03 Richard Guenther <rguenther@suse.de>
17127 * c-typeck.c (array_to_pointer_conversion): Do not built
17128 ADDR_EXPRs of arrays of pointer-to-element type.
17129 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17130 up wrong ADDR_EXPRs after-the-fact.
17131 * c-common.c (strict_aliasing_warning): Strip pointer
17132 conversions for obtaining the original type.
17133 * builtins.c (fold_builtin_memset): Handle array types.
17134 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
17137 2009-05-03 Richard Guenther <rguenther@suse.de>
17139 PR middle-end/23329
17140 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
17141 Do not lose casts from array types with unknown extent to array
17142 types with known extent.
17143 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
17144 alias set compatibility.
17146 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
17148 * flags.h (extra_warnings): Delete.
17149 * toplev.c (process_options): Handle Wuninitialized here.
17150 * opts.c (extra_warnings): Delete.
17151 (set_Wextra): Delete.
17152 (common_handle_option): -Wextra can be handled automatically.
17153 * c-opts.c (c_common_handle_option): Delete obsolete code.
17154 (c_common_post_options): Simplify comment.
17155 * common.opt (W): Add Var.
17157 (Wuninitialized): Initialize to -1.
17159 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17160 Richard Guenther <rguenther@suse.de>
17162 * expr.c (get_def_for_expr): New function.
17163 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17164 SSA rather than trees.
17165 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17166 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17168 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17170 * c-common.c (reswords): Add _Imaginary.
17171 * c-common.c (enum rid): Add RID_IMAGINARY.
17173 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17175 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
17176 Patch by Richard Guenther.
17178 2009-05-03 Anatoly Sokolov <aesok@post.ru>
17180 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
17181 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17182 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
17183 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
17184 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17185 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17186 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17187 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17188 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17189 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17190 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17191 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17192 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17193 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17194 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17195 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17196 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17197 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17199 2009-05-02 Richard Guenther <rguenther@suse.de>
17201 PR tree-optimization/39940
17202 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17205 2009-05-02 Richard Guenther <rguenther@suse.de>
17207 PR middle-end/40001
17208 * tree-ssa.c (execute_update_addresses_taken): Properly check
17209 if we can mark a variable DECL_GIMPLE_REG_P.
17210 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17211 back to the end of the function.
17212 (is_gimple_reg_type): Remove complex type special casing.
17213 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17216 2009-05-02 Ben Elliston <bje@au.ibm.com>
17218 * doc/collect2.texi (Collect2): Document search path behaviour
17219 when configured with --with-ld.
17221 2009-05-02 Jan Hubicka <jh@suse.cz>
17223 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17224 parameter; update callers.
17225 (coalesce_cost_edge): EH edges are costier because they needs
17226 splitting even if not critical and even more costier when there are
17227 multiple EH predecestors.
17229 2009-05-02 Jan Hubicka <jh@suse.cz>
17231 * except.c (remove_eh_handler_and_replace): Handle updating after
17232 removing TRY blocks.
17234 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17236 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17238 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17240 * varasm.c: Do not include c-pragma.h.
17241 * attribs.c: Do not incude c-common.h.
17243 2009-05-01 Michael Matz <matz@suse.de>
17245 * calls.c (initialize_argument_information): Handle SSA names like
17246 decls with a non MEM_P DECL_RTL.
17248 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17250 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17251 * ipa-utils.c: Likewise.
17252 * ipa-type-escape.c: Likewise.
17253 * cgraphunit.c Do not include c-common.h.
17254 * ipa-pure-const.c: Likewise.
17255 * tree-if-conv.c: Likewise.
17256 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17257 * ipa-struct-reorg.c: Likewise.
17258 * tree-nomudflap.c: Likewise.
17259 * tree-ssa-structalias.c: Likewise.
17261 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17263 * store-motion.c: Many cleanups to make this pass a first-class
17264 citizen instead of an appendix to gcse load motion. Add TODO list
17265 to make this pass faster/cleaner/better.
17267 (struct ls_expr): Post gcse.c-split cleanups.
17268 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17269 "stores" field to "avail_stores".
17270 (pre_ldst_mems): Rename to store_motion_mems.
17271 (pre_ldst_table): Rename to store_motion_mems_table.
17272 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17273 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17274 (ldst_entry): Rename to st_expr_entry, update users.
17275 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17276 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17277 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17279 (first_ls_expr): Rename to first_st_expr, update users.
17280 (next_ls_expr): Rename to next_st_expr, update users.
17281 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17282 fields properly for store motion instead of names inherited from load
17284 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17285 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17288 (ae_kill): Rename to st_kill, update users.
17289 (ae_gen): Rename to st_avloc, update users.
17290 (transp): Rename to st_transp, update users.
17291 (pre_insert_map): Rename to st_insert_map, update users.
17292 (pre_delete_map): Rename to st_delete_map, update users.
17293 (insert_store, build_store_vectors, free_store_memory,
17294 one_store_motion_pass): Update for abovementioned changes.
17296 (gcse_subst_count, gcse_create_count): Remove.
17297 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17298 and "n_stores_created", local variables.
17300 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17303 (regvec, compute_store_table_current_insn): Remove.
17304 (reg_set_info, reg_clear_last_set): Remove.
17305 (compute_store_table): Use DF caches instead of local dataflow
17308 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17310 * c-objc-common.c (c_tree_printer): Print identifiers with
17311 pp_identifier, not pp_string. Mark "({anonymous})" for
17313 * c-pretty-print.c (pp_c_ws_string): New.
17314 (pp_c_cv_qualifier, pp_c_type_specifier,
17315 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17316 pp_c_storage_class_specifier, pp_c_function_specifier,
17317 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17318 pp_c_primary_expression, pp_c_postfix_expression,
17319 pp_c_unary_expression, pp_c_shift_expression,
17320 pp_c_relational_expression, pp_c_equality_expression,
17321 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17322 use pp_string and pp_c_ws_string in place of pp_identifier and
17323 pp_c_identifier for non-identifiers. Mark English strings for
17325 * c-pretty-print.h (pp_c_ws_string): Declare.
17327 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17328 Roland McGrath <roland@redhat.com>
17330 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17331 (ENABLE_LD_BUILDID): New configuration option.
17332 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17333 (LINK_BUILDID_SPEC): New macro.
17334 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17336 * doc/install.texi: Document --enable-linker-build-id option.
17337 * configure: Rebuild.
17338 * config.in: Rebuild.
17340 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17342 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17343 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17344 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17345 MIPS_GP_SAVE_AREA_SIZE.
17346 * config/mips/mips.c (struct mips_frame_info): Update comment
17347 before arg_pointer_offset and hard_frame_pointer_offset.
17348 (mips_compute_frame_info): Update diagram before function: to
17349 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17350 indicate the position of frame_pointer_rtx with -fstack-protector and
17351 to show args_size. Don't allocate cprestore area for leaf functions
17352 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17354 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17356 2009-04-30 Michael Matz <matz@suse.de>
17358 PR tree-optimization/39955
17359 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17361 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17363 * ira.c (setup_cover_and_important_classes): Use safe macro
17364 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17366 * genpreds.c (write_tm_preds_h): Output suitable definition of
17367 REG_CLASS_FOR_CONSTRAINT.
17369 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17371 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17373 * bitmap.c (bitmap_descriptor): Likewise.
17374 * ggc-common.c (loc_descriptor): Likewise.
17375 * varray.c (varray_descriptor): Likewise.
17376 * vec.c (vec_descriptor): Likewise.
17378 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17380 * Makefile.in (dce.o): Add $(EXCEPT_H).
17381 * dce.c: Include except.h and delete redundant vector definitions.
17382 (deletable_insn_p): Return false for non-call insns that can throw
17385 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17387 * gcse.c (ae_gen): Remove.
17388 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17389 and make non-static function to make it available in store-motion.c.
17390 Update call sites with search-and-replace.
17391 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17392 extract_mentioned_regs, extract_mentioned_regs_helper,
17393 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17394 store_killed_in_insn, store_killed_after, store_killed_before,
17395 build_store_vectors, insert_insn_start_basic_block, insert-store,
17396 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17397 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17398 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17399 * store-motion.c: ...new file. Also copy data structures from gcse.c
17400 and clean up to remove parts not used by store motion.
17401 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17402 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17404 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17407 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17408 when optimizing for size.
17410 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17412 * gcse.c (gcse_constant_p): Fix typo in last change.
17414 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17416 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17418 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17420 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17422 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17424 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17425 CONST_HIGH_PART result.
17427 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17429 * config/avr/avr.c (initial_elimination_offset): Rename to
17430 avr_initial_elimination_offset.
17431 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17432 change return type to bool.
17433 (avr_can_eliminate): New function.
17434 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17435 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17436 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17437 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17438 avr_initial_elimination_offset.
17439 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17440 (avr_initial_elimination_offset): Define.
17442 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17443 Steven Bosscher <steven@gcc.gnu.org>
17445 PR rtl-optimization/39938
17446 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17447 * cfgrtl.c: Include insn-attr.h.
17448 (rest_of_pass_free_cfg): New function.
17449 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17450 * resource.c (init_resource_info): Remove call to df_analyze.
17452 2009-04-29 Richard Guenther <rguenther@suse.de>
17455 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17456 allow conversion to signed integers.
17458 2009-04-29 Richard Guenther <rguenther@suse.de>
17460 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17461 shifts of floating point vectors if the shift amount is
17462 a constant multiple of the element size.
17464 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17465 Michael Matz <matz@suse.de>
17467 PR middle-end/39927
17469 * tree-outof-ssa.c (emit_partition_copy): New function.
17470 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17471 insert_part_to_rtx_on_edge): Perform the partition base var
17472 copy using emit_partition_copy.
17473 (insert_value_copy_on_edge): Convert constants to the right mode.
17474 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17475 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17477 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17479 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17480 scan backwards to try to find a constant to initialize it.
17482 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17483 insn before the loop_end instruction, don't look past labels.
17485 2009-04-29 Richard Guenther <rguenther@suse.de>
17487 PR middle-end/39937
17488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17489 loose type conversions.
17490 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17491 stmts only if there are no uses of its definition.
17493 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17495 * config/bfin/bfin.h (splitting_loops): Declare.
17496 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17497 Reorder bit definitions to be ascending.
17498 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17499 * config/bfin/bfin.c (splitting_loops): New variable.
17500 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17501 (struct loop_info): Remove members INIT and LOOP_INIT.
17502 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17503 the LSETUP sequence. Allow LC to be loaded from any register, but
17504 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17505 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17507 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17508 of reload_completed.
17511 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17513 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17515 * Makefile.in (PLUGIN_VERSION_H): New.
17516 (OBJS-common): Remove plugin-version.o.
17517 (plugin.o): Depend on (PLUGIN_VERSION_H).
17518 (plugin-version.o): Remove.
17519 * configure: Regenerate
17520 * configure.ac: Create plugin-version.h.
17521 * gcc-plugin.h (plugin_gcc_version): Remove.
17522 (plugin_default_version_check): Change signature.
17523 * plugin-version.c: Remove.
17524 * plugin.c: Include plugin-version.h.
17525 (str_plugin_gcc_version_name): Remove.
17526 (try_init_one_plugin): Pass gcc version to plugin_init.
17527 (plugin_default_version_check): Both gcc and plugin versions are now
17530 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17532 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17533 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17534 Remove special case testing for last insn of inner loops. Don't fail
17535 if the loop ends with a jump, emit an extra nop instead.
17537 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17538 DREGS rather than comparing directly. Remove code that tries to
17539 account for latencies.
17541 2009-04-29 Richard Guenther <rguenther@suse.de>
17543 PR tree-optimization/39941
17544 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17545 eliminating an indirect call.
17547 2009-04-29 Richard Guenther <rguenther@suse.de>
17549 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17550 parameter. Allow invariants as base if !require_lvalue.
17551 (verify_gimple_assign_single): Adjust.
17553 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17555 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17556 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17557 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17558 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17559 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17561 * config/bfin/bfin.c (bfin_expand_builtin,
17562 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17564 2009-04-28 Richard Guenther <rguenther@suse.de>
17566 * tree-vect-loop.c (get_initial_def_for_induction): Use
17567 correct types for pointer increment.
17569 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17571 * toplev.c (print_version): Update GMP version string calculation.
17573 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17575 PR rtl-optimization/39938
17576 * resource.c (init_resource_info): Add call to df_analyze.
17578 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17580 * config/alpha/alpha.md (usegp): Cast the result of
17581 alpha_find_lo_sum_using_gp to enum attr_usegp.
17582 * config/alpha/alpha.c (override_options): Remove end-of-structure
17583 marker element from cpu_table. Use array size of cpu_table to handle
17584 -mcpu and -mtune options.
17585 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17587 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17589 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17590 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17591 tune_32 and tune_64.
17592 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17593 support on PowerPC.
17594 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17595 * config/rs6000/option-defaults.h: ... here. New file.
17596 (OPT_64, OPT_32): Define.
17597 (MASK_64BIT): Define to 0 if not already defined.
17598 (OPT_ARCH64, OPT_ARCH32): Define.
17599 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17602 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17604 * config/arm/arm.c (arm_override_options): Emit error on using
17607 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17609 PR rtl-optimization/39914
17610 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17611 registers for allocnos created from user-defined variables only
17612 when not optimizing.
17614 2009-04-28 Richard Guenther <rguenther@suse.de>
17616 PR middle-end/39937
17617 * fold-const.c (fold_binary): Use distribute_real_division only
17620 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17622 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17623 add hpux-stdint.h to tm_file.
17624 (hppa[12]*-*-hpux11*): Ditto.
17625 (ia64*-*-hpux*): Ditto.
17626 * config/hpux-stdint.h: New.
17627 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17628 __STDC_EXT__ for all compiles.
17629 * config/pa/pa-hpux.h: Ditto.
17630 * config/pa/pa-hpux10.h: Ditto.
17631 * config/pa/pa-hpux11.h: Ditto.
17633 2009-04-28 Catherine Moore <clm@codesourcery.com>
17635 * debug.h (set_name): Add comment.
17637 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17640 * config/darwin.c (machopic_gen_offset): Check
17641 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17642 * config/arm/arm.c (require_pic_register): Likewise.
17644 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17646 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17647 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17648 m32c_promote_prototypes): Delete.
17650 2009-04-28 Michael Matz <matz@suse.de>
17652 PR middle-end/39922
17653 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17656 2009-04-28 Richard Guenther <rguenther@suse.de>
17658 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17660 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17662 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17663 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17664 * config/arm/arm-tune.md: Regenerate.
17666 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17668 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17669 block if there are complex incoming edges.
17670 (sel_merge_blocks): Remove useless assert.
17671 (sel_redirect_edge_and_branch): Check that edge was redirected.
17672 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17673 (sel_find_rgns): Delete declaration.
17674 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17675 the region when it is not a preheader.
17677 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17680 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17682 2009-04-28 Richard Guenther <rguenther@suse.de>
17684 * tree.h (SSA_NAME_VALUE): Remove.
17685 (struct tree_ssa_name): Remove value_handle member.
17686 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17687 array for jump threading.
17688 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17690 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17691 * tree-flow.h (threadedge_initialize_values): Declare.
17692 (threadedge_finalize_values): Likewise.
17693 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17694 (SSA_NAME_VALUE): Define.
17695 (threadedge_initialize_values): New function.
17696 (threadedge_finalize_values): Likewise.
17697 * tree-ssa-dom.c (ssa_name_values): New global variable.
17698 (SSA_NAME_VALUE): Define.
17699 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17701 2009-04-28 Ira Rosen <irar@il.ibm.com>
17703 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17704 Use REPORT_VECTORIZED_LOCATIONS instead
17705 REPORT_VECTORIZED_LOOPS.
17706 * tree-vectorizer.c (vect_verbosity_level): Make static.
17707 (vect_loop_location): Rename to vect_location.
17708 (vect_set_verbosity_level): Update comment.
17709 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17711 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17712 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17713 instead REPORT_UNVECTORIZED_LOOPS.
17714 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17715 and vect_loop_def to vect_external_def and vect_internal_def.
17716 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17717 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17718 REPORT_UNVECTORIZED_LOCATIONS.
17719 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17720 and vect_used_in_loop and to vect_unused_in_scope and
17721 vect_used_in_scope.
17722 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17723 (vect_verbosity_level): Remove declaration.
17724 (vect_analyze_operations): Likewise.
17725 (vect_analyze_stmt): Declare.
17726 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17727 REPORT_UNVECTORIZED_LOCATIONS.
17728 (vect_get_loop_niters): Fix indentation.
17729 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17730 (vect_analyze_loop_operations): New function.
17731 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17732 vect_analyze_operations.
17733 (vect_is_simple_reduction): Use new names.
17734 (vectorizable_live_operation, vect_transform_loop): Likewise.
17735 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17736 to specify whether the data references can be a part of interleaving
17738 (vect_analyze_data_ref_dependence): Use new names.
17739 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17740 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17741 * tree-vect-patterns.c (widened_name_p): Use new names.
17742 (vect_recog_dot_prod_pattern): Likewise.
17743 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17744 (process_use, vect_mark_stmts_to_be_vectorized,
17745 vect_model_simple_cost, vect_model_store_cost,
17746 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17747 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17748 vectorizable_operation, vectorizable_type_demotion,
17749 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17750 vectorizable_condition): Likewise.
17751 (vect_analyze_operations): Split into vect_analyze_loop_operations
17753 (vect_analyze_stmt): ... new function.
17754 (new_stmt_vec_info): Use new names.
17755 (vect_is_simple_use): Use new names and fix comment.
17756 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17757 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17759 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17762 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17763 and integer modes for x87 operands. Do not ICE for unsupported size,
17764 generate error instead. Generate error for unsupported operand types.
17765 ['z']: Do not handle HImode memory operands specially. Warning
17766 for floating-point operands. Fallthru to 'Z' for unsupported operand
17767 types. Do not ICE for unsupported size, generate error instead.
17768 (output_387_binary_op): Use %Z to output operands.
17769 (output_fp_compare): Ditto.
17770 (output_387_reg_move): Ditto.
17772 2009-04-28 Ben Elliston <bje@au.ibm.com>
17777 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17779 * builtins.c (c_strlen): Do not warn here.
17780 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17781 * c-common.c (pointer_int_sum): Take an explicit location.
17782 Warn about offsets out of bounds.
17783 * c-common.h (pointer_int_sum): Adjust declaration.
17785 2009-04-27 Ian Lance Taylor <iant@google.com>
17787 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17789 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17790 * df-core.c (df_set_flags): Change return type to int. Change
17791 type of old_flags to int.
17792 (df_clear_flags): Likewise.
17793 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17794 (df_get_conditional_uses): Likewise.
17795 * df.h (df_set_flags, df_clear_flags): Update declarations.
17796 * dwarf2out.c (struct indirect_string_node): Change type of form
17797 field to enum dwarf_form.
17798 (AT_string_form): Change return type to enum dwarf_form.
17799 * fixed-value.c (fixed_compare): Add cast to enum type.
17800 * fwprop.c (update_df): Change 0 to VOIDmode.
17801 * gensupport.c: Change 0 to UNKNOWN.
17802 * gimple.h (gimple_cond_code): Add cast to enum type.
17803 * haifa-sched.c (reemit_notes): Add cast to enum type.
17804 * hooks.c (hook_int_void_no_regs): Remove function.
17805 * hooks.h (hook_int_void_no_regs): Remove declaration.
17806 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17807 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17808 * real.c (real_arithmetic): Add cast to enum type.
17809 (real_compare): Likewise.
17810 * target.h (struct gcc_target): Change return type of
17811 branch_target_register_class to enum reg_class.
17812 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17813 default_branch_target_register_class.
17814 * targhooks.c (default_branch_target_register_class): New function.
17815 * targhooks.h (default_branch_target_register_class): Declare.
17816 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17817 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17819 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17821 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17822 vect_uninitialized_def. Change 0 to ERROR_MARK.
17823 * tree-vect-stmts.c (supportable_widening_operation): Don't
17824 initialize icode1 and icode2.
17825 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17826 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17828 (cmn_err_flag_specs): Change 0 to STD_C89.
17829 (cmn_err_char_table): Likewise.
17830 * config/arm/arm.c (get_arm_condition_code): Change type of code
17831 to enum arm_cond_code.
17832 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17833 (IWMMXT_BUILTIN2): Likewise.
17834 (neon_builtin_type_bits): Don't define typedef.
17835 (neon_builtin_datum): Change type of bits field to int.
17836 (arm_expand_neon_args): Add cast to enum type.
17837 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17839 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17840 casts to enum type.
17841 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17843 * config/mips/mips.md (jal_macro): Return enum constant.
17844 (single_insn): Likewise.
17845 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17847 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17848 casts to enum type.
17849 * config/s390/s390.c (s390_tune_flags): Change type to int.
17850 (s390_arch_flags): Likewise.
17851 (s390_handle_arch_option): Change flags field of struct pta to int.
17852 * config/s390/s390.h (s390_tune_flags): Update declaration.
17853 (s390_arch_flags): Likewise.
17854 * config/sh/sh.c (prepare_move_operands): Compare
17855 tls_symbolic_operand result with enum constant.
17856 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17857 (sh_expand_prologue): Add cast to enum type.
17858 (sh_expand_epilogue): Likewise.
17859 (tls_symbolic_operand): Change return type to enum tls_model.
17860 (fpscr_set_from_mem): Add cast to enum type.
17861 (legitimize_pic_address): Compare tls_symbolic_operand result with
17863 (sh_target_reg_class): Change return type to enum reg_class.
17864 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17866 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17867 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17868 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17869 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17870 (delayed_branch, tls_call_delay): Likewise.
17871 (eligible_for_sibcall_delay): Likewise.
17872 (eligible_for_return_delay): Likewise.
17873 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17874 (spu_expand_builtin_1): Likewise.
17876 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17877 for all types of conversions.
17878 (output_init_element): Issue -Wc++-compat warning if needed when
17879 initializing a bitfield with enum type.
17880 * c-parser.c (c_parser_expression): Set original_type to
17881 original_type of right hand operand of comma operator.
17883 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17885 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17887 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17888 * doc/cpp.texi (Standard Predefined Macros)
17889 (Implementation-defined behavior): Likewise.
17890 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17891 * doc/gimple.texi (GIMPLE Exception Handling)
17892 (@code{GIMPLE_ASSIGN}): Likewise.
17893 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17894 * doc/invoke.texi (Warning Options, Optimize Options)
17895 (AVR Options, Darwin Options): Likewise.
17896 (Optimize Options): Reformulate -fwhole-program description.
17897 * doc/loop.texi (Lambda): Likewise.
17898 * doc/md.texi (Output Template, Define Constraints)
17899 (Standard Names, Insn Splitting): Likewise.
17900 * doc/options.texi (Option properties): Likewise.
17901 * doc/passes.texi (Tree-SSA passes): Likewise.
17902 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17903 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17904 (File Names and DBX): Likewise.
17905 * doc/trouble.texi (Incompatibilities): Likewise.
17907 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17909 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17910 instruction is correct.
17912 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17914 Allow non-constant arguments to conversion intrinsics.
17915 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17916 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17917 * spu.c (print_operand): Handle 'v' and 'w'.
17918 (exp2_immediate_p, spu_gen_exp2): Define.
17919 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17920 spu_convtf_1): Update parameter descriptions.
17921 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17922 * constraints.md ('v', 'w'): New.
17923 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17925 (i2f, I2F): New define_mode_attr.
17926 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17927 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17928 fixuns_truncv4sfv4si2): Update to use mode attribute.
17929 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17930 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17931 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17932 patterns for combine.
17934 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17936 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17937 (cprop, hoist, pre, store_motion): New debug counters.
17938 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17939 is not an RTL pass anymore.
17940 (pass_profiling): Remove extern decl for pass removed in 2005.
17941 (pass_gcse, pass_jump_bypass): Remove.
17942 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17943 to 0 for clean state.
17944 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17945 * cse.c (gate_handle_cse_after_global_opts,
17946 rest_of_handle_cse_after_global_opts): New functions.
17947 (pass_cse_after_global_opts): New pass, does local CSE.
17948 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17949 (TV_CPROP): New timevar.
17950 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17951 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17952 (gcse_main, recompute_all_luids): Remove.
17953 (compute_hash_table_work): Call max_reg_num instead of reading
17955 (cprop_jump): Don't set run_jump_opt_after_gcse.
17956 (constprop_register): Always allow to alter jumps.
17957 (cprop_insn): Likewise.
17958 (do_local_cprop): Likewise.
17959 (local_cprop_pass): Likewise. Return non-zero if something changed.
17960 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17961 (find_implicit_sets): Add note about missed optimization opportunity.
17962 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17963 pass_rtl_cprop execute function.
17964 Don't bother tracking the pass number, each pass gets its own dumpfile
17966 Always allow to alter jumpsand bypass jumps.
17967 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17968 will just find no suitable set.
17969 (pre_edge_insert): Fix dumping, this function is for PRE only.
17970 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17971 pass_rtl_pre execute function.
17972 (hoist_code): Return non-zero if something changed. Keep track of
17973 substitutions and insertions for statistics gathering similar to PRE.
17974 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17975 called from the pass_rtl_hoist execute function. Show pass statistics.
17976 (compute_store_table): Use max_reg_num directly instead of using the
17977 formerly global max_gcse_regno.
17978 (build_store_vectors): Likewise.
17979 (replace_store_insn): Fix dumping.
17980 (store_motion): Rename to ...
17981 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17982 pass, called from the pass_rtl_store_motion execute function. Keep
17983 track of substitutions and insertions for statistics gathering similar
17985 (bypass_jumps): Remove, fold interesting bits into ...
17986 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17987 from the pass_rtl_cprop execute function.
17988 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17989 pass_jump_bypass): Remove.
17990 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17991 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17992 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17993 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17994 (gate_rtl_store_motion, execute_rtl_store_motion,
17995 pass_rtl_store_motion): New.
17996 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17997 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17998 * passes.c (init_optimization_passes): Remove pass_gcse and
17999 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18000 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18001 instead of pass_jump_bypass.
18003 2009-04-27 Richard Guenther <rguenther@suse.de>
18005 PR middle-end/39928
18006 * gimplify.c (gimplify_expr): If we are required to create
18007 a temporary make sure it ends up as register.
18009 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18012 * config/i386/i386.c (construct_container): Don't call
18013 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18014 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18016 2009-04-27 Michael Matz <matz@suse.de>
18018 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18019 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18020 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18021 (dump_replaceable_exprs): Take a bitmap.
18022 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18024 (expand_gimple_basic_block): Likewise.
18025 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18026 replaceable_expressions member a bitmap.
18027 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18028 (mark_replaceable): Likewise.
18029 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18030 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18032 2009-04-27 Richard Guenther <rguenther@suse.de>
18034 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18035 (verify_stmts): Dispatch to gimple/type verification code.
18036 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18037 issue with call argument types.
18039 2009-04-27 Michael Matz <matz@suse.de>
18041 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18042 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18045 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18046 Eric Botcazou <ebotcazou@adacore.com>
18048 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18049 a label's basic block.
18050 (mark_target_live_regs): Tidy and rework obsolete comments.
18051 Change back DF problem to LIVE. If a label starts a basic block,
18052 assume that all registers that used to be live then still are.
18053 (init_resource_info): If a label starts a basic block, set its
18054 BLOCK_FOR_INSN accordingly.
18055 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18057 2009-04-27 Richard Guenther <rguenther@suse.de>
18059 * tree-flow-inline.h (function_ann): Remove.
18060 (get_function_ann): Likewise.
18061 * tree-dfa.c (create_function_ann): Remove.
18062 * tree-flow.h (struct static_var_ann_d): Remove.
18063 (struct function_ann_d): Likewise.
18064 (union tree_ann_d): Remove fdecl member.
18065 (function_ann_t): Remove.
18066 (function_ann, get_function_ann, create_function_ann): Remove
18069 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18071 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18073 2009-04-27 Jan Hubicka <jh@suse.cz>
18075 * ipa-pure-const.c (struct funct_state_d): New fields
18076 state_previously_known, looping_previously_known; remove
18077 state_set_in_source.
18078 (analyze_function): Use new fields.
18079 (propagate): Avoid assumption that state_set_in_source imply
18082 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18083 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18084 * cfgloop.h (finite_loop_p): Declare.
18086 2009-04-26 Michael Matz <matz@suse.de>
18088 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18090 2009-04-26 Michael Matz <matz@suse.de>
18092 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18093 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18094 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18095 pass_mark_used_blocks): Remove.
18096 * tree-optimize.c (pass_free_datastructures,
18097 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18098 * passes.c (init_optimization_passes): Don't call
18099 pass_mark_used_blocks, remove dead code.
18101 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18103 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18104 * tree-ssa-live.h (register_ssa_partition): Likewise.
18106 2009-04-26 Michael Matz <matz@suse.de>
18109 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18110 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18111 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18113 (compare_pairs): Swap cost comparison.
18114 (coalesce_ssa_name): Don't use change_partition_var.
18115 * tree-nrv.c (struct nrv_data): Add modified member.
18116 (finalize_nrv_r): Set it.
18117 (tree_nrv): Use it to update statements.
18118 (pass_nrv): Require PROP_ssa.
18119 * tree-mudflap.c (mf_decl_cache_locals,
18120 mf_build_check_statement_for): Use make_rename_temp.
18121 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18122 * alias.c (find_base_decl): Handle SSA names.
18123 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18124 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18125 * rtl.h (set_reg_attrs_for_parm): Declare.
18126 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18127 to "optimized", remove unused locals at finish.
18128 (execute_free_datastructures): Make global, call
18129 delete_tree_cfg_annotations.
18130 (execute_free_cfg_annotations): Don't call
18131 delete_tree_cfg_annotations.
18133 * ssaexpand.h: New file.
18134 * expr.c (toplevel): Include ssaexpand.h.
18135 (expand_assignment): Handle SSA names the same as register variables.
18136 (expand_expr_real_1): Expand SSA names.
18137 * cfgexpand.c (toplevel): Include ssaexpand.h.
18138 (SA): New global variable.
18139 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
18140 (SSAVAR): New macro.
18141 (set_rtl): New helper function.
18142 (add_stack_var): Deal with SSA names, use set_rtl.
18143 (expand_one_stack_var_at): Likewise.
18144 (expand_one_stack_var): Deal with SSA names.
18145 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
18146 before unique numbers.
18147 (expand_stack_vars): Use set_rtl.
18148 (expand_one_var): Accept SSA names, add asserts for them, feed them
18149 to above subroutines.
18150 (expand_used_vars): Expand all partitions (without default defs),
18151 then only the local decls (ignoring those expanded already).
18152 (expand_gimple_cond): Remove edges when jumpif() expands an
18153 unconditional jump.
18154 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18155 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18157 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18158 members of SA; deal with PARM_DECL partitions here; expand
18159 all PHI nodes, free tree datastructures and SA. Commit instructions
18160 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18161 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18162 info and statements at start, collect garbage at finish.
18163 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18164 (VAR_ANN_PARTITION) Remove.
18165 (change_partition_var): Don't declare.
18166 (partition_to_var): Always return SSA names.
18167 (var_to_partition): Only accept SSA names.
18168 (register_ssa_partition): Only check argument.
18169 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18171 (delete_var_map): Don't free it.
18172 (var_union): Only accept SSA names, simplify.
18173 (partition_view_init): Mark only useful SSA names as used.
18174 (partition_view_fini): Only deal with SSA names.
18175 (change_partition_var): Remove.
18176 (dump_var_map): Use ssa_name instead of partition_to_var member.
18177 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
18179 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
18180 (struct _elim_graph): New member const_dests; nodes member vector of
18182 (set_location_for_edge): New static helper.
18183 (create_temp): Remove.
18184 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18185 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18186 (new_elim_graph): Allocate const_dests member.
18187 (clean_elim_graph): Truncate const_dests member.
18188 (delete_elim_graph): Free const_dests member.
18189 (elim_graph_size): Adapt to new type of nodes member.
18190 (elim_graph_add_node): Likewise.
18191 (eliminate_name): Likewise.
18192 (eliminate_build): Don't take basic block argument, deal only with
18193 partition numbers, not variables.
18194 (get_temp_reg): New static helper.
18195 (elim_create): Use it, deal with RTL temporaries instead of trees.
18196 (eliminate_phi): Adjust all calls to new signature.
18197 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18198 (rewrite_trees): Only do checking.
18199 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18200 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18201 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18202 contains_tree_r, MAX_STMTS_IN_LATCH,
18203 process_single_block_loop_latch, analyze_edges_for_bb,
18204 perform_edge_inserts): Remove.
18205 (expand_phi_nodes): New global function.
18206 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18207 functions, initialize new parameter, remember partitions having a
18209 (finish_out_of_ssa): New global function.
18210 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18211 don't reset in_ssa_p here, don't disable TER when mudflap.
18212 (pass_del_ssa): Remove.
18213 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18215 (execute_free_datastructures): Declare.
18216 * Makefile.in (SSAEXPAND_H): New variable.
18217 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18218 * basic-block.h (commit_one_edge_insertion): Declare.
18219 * passes.c (init_optimization_passes): Move pass_nrv and
18220 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18221 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18222 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18223 (redirect_branch_edge): Deal with super block when expanding, split
18224 out jump patching itself into ...
18225 (patch_jump_insn): ... here, new static helper.
18227 2009-04-26 Michael Matz <matz@suse.de>
18229 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18230 beyond num_ssa_names.
18231 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18232 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18234 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18236 PR inline-asm/39543
18237 * fwprop.c (forward_propagate_asm): New function.
18238 (forward_propagate_and_simplify): Propagate also into __asm, if it
18239 doesn't increase the number of referenced registers.
18242 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18244 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18246 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18247 note_nonlocal_vla_type for nonlocal VLAs.
18248 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18249 contains_remapped_vars, remap_vla_decls): New functions.
18250 (convert_nonlocal_reference_stmt): If not optimizing, call
18251 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18252 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18253 if it wasn't found in var_map.
18254 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18255 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18256 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18258 * gimplify.c (nonlocal_vlas): New variable.
18259 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18261 (gimplify_body): Create and destroy nonlocal_vlas.
18263 * dwarf2out.c (loc_descr_plus_const): New function.
18264 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18265 mem_loc_descriptor, loc_descriptor_from_tree_1,
18266 descr_info_loc, gen_variable_die): Use it.
18268 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18269 !TREE_STATIC VAR_DECLs.
18270 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18271 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18272 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18273 DECL_BY_REFERENCE is valid.
18274 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18275 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18276 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18277 Copy DECL_BY_REFERENCE.
18278 (struct nesting_copy_body_data): New type.
18279 (nesting_copy_decl): New function.
18280 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18281 if they have variable length.
18283 2009-04-26 Michael Matz <matz@suse.de>
18285 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18286 mark new temporaries for renaming.
18288 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18291 * c-decl.c (global_bindings_p): Return negative value.
18292 (c_variable_size): New. Based on variable_size from
18294 (grokdeclarator): Call c_variable_size not variable_size.
18296 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18298 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18300 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18302 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18303 Redefine it to just use mingw/include.
18304 (ASM_SPEC): Rules for -m32 and -m64.
18305 (LINK_SPEC): Use Likewise.
18306 (SPEC_32): New define.
18307 (SPEC_64): Likewise.
18308 (SUB_LINK_SPEC): Likewise.
18309 (MULTILIB_DEFAULTS): New define.
18310 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18311 Add multilib options.
18312 (MULTILIB_DIRNAMES): Likewise.
18313 (MULTILIB_OSDIRNAMES): Likewise.
18314 (LIBGCC): Likewise.
18315 (INSTALL_LIBGCC): Likewise.
18317 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18320 * c-tree.h (enum c_inline_static_type): New.
18321 (record_inline_static): Declare.
18322 * c-decl.c (struct c_inline_static, c_inline_statics,
18323 record_inline_static, check_inline_statics): New.
18324 (pop_file_scope): Call check_inline_statics.
18325 (start_decl): Call record_inline_static instead of pedwarning
18326 directly for static in inline function.
18327 * c-typeck.c (build_external_ref): Call record_inline_static
18328 instead of pedwarning directly for static referenced in inline
18331 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18333 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18334 not new but only being rescanned.
18335 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18336 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18337 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18338 record_set_info, compute_set, grealloc): Remove.
18339 (recompute_all_luids): New function.
18340 (gcse_main): Don't compute sets, and don't do related memory
18341 allocations/free-ing. If something changed before the end of the
18342 pass, update LUIDs using recompute_all_luids.
18343 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18344 (free_gcse_mem): Don't free it either.
18345 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18346 Use the df insn LUIDs.
18347 (load_killed_in_block): Likewise.
18348 (compute_hash_table_work): Don't compute reg_set_in_block.
18349 (compute_transp): Use DF_REG_DEF_CHAINs.
18350 (local_cprop_pass): Don't use compute_sets and related functions.
18351 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18352 Use get_max_uid() instead of max_cuid.
18353 (insert_insn_end_basic_block, pre_insert_copy_insn,
18354 update_ld_motion_stores): Don't try to
18355 keep reg_set tables up to date.
18356 (pre_insert_copies): Use df insn LUIDs.
18357 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18358 (reg_set_info): Don't use extra bitmap argument.
18359 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18360 information to compute regs_set_in_block.
18361 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18362 (bypass_jumps): Don't use compute_sets and friends.
18364 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18367 * opts.c (undocumented_msg): Do not leave blank even with
18370 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18372 * c-decl.c (build_enumerator): Allow values folding to integer
18373 constants but not integer constant expressions with a pedwarn if
18376 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18379 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18380 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18381 type is an integer constant.
18383 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18386 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18389 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18392 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18393 with variably modified return type and no storage class
18394 specifiers, except for the case of nested functions. Distinguish
18395 extern declarations of functions with variably modified return
18396 types from those of objects with variably modified types.
18398 2009-04-25 Jan Hubicka <jh@suse.cz>
18400 * tree.c (list_equal_p): New function.
18401 * tree.h (list_equal_p): Declare.
18402 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18403 basic_block_def, basic_block, const_basic_block): New.
18404 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18405 (redirect_eh_edge): New function.
18406 (make_eh_edge_update_phi): EH edges are not abnormal.
18407 * except.c: Include tree-flow.h.
18408 (list_match): New function.
18409 (eh_region_replaceable_by_p): New function.
18410 (replace_region): New function.
18411 (hash_type_list): New function.
18412 (hash_eh_region): New function.
18413 (eh_regions_equal_p): New function.
18414 (merge_peers): New function.
18415 (remove_unreachable_regions): Verify EH tree when checking;
18417 (copy_eh_region_1): New function.
18418 (copy_eh_region): New function.
18419 (push_reachable_handler): New function.
18420 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18421 regions without label but with live RESX.
18422 * except.h (redirect_eh_edge_to_label): New.
18423 * tree-flow.h (redirect_eh_edge): New.
18424 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18425 basic_block_def, basic_block, const_basic_block): Remove.
18426 * Makefile.in (except.o): Add dependency on tree-flow.h
18427 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18428 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18431 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18434 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18435 on the destination of memcpy.
18437 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18439 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18440 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18441 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18443 2009-04-25 Jan Hubicka <jh@suse.cz>
18445 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18446 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18447 to be reached by different label than left.
18448 (update_eh_edges): Update comment; remove edge_to_remove if possible
18449 and return true if suceeded.
18450 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18451 (cleanup_eh): Compute sharing map.
18452 * except.c (remove_eh_handler_and_replace): Add argument if we should
18454 (remove_unreachable_regions): Update for label sharing.
18455 (label_to_region_map): Likewise.
18456 (get_next_region_sharing_label): New function.
18457 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18459 (remove_eh_handler): Update.
18460 (remove_eh_region_and_replace_by_outer_of): New function.
18461 * except.h (struct eh_region): Add next_region_sharing_label.
18462 (remove_eh_region_and_replace_by_outer_of,
18463 get_next_region_sharing_label): Declare.
18464 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18466 2009-04-25 Jan Hubicka <jh@suse.cz>
18468 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18469 insert code even if they are not critical.
18471 2009-04-25 Jan Hubicka <jh@suse.cz>
18473 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18474 (gimple_can_remove_branch_p): EH edges won't remove branch by
18476 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18477 updating of non-abnormal EH edges.
18478 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18479 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18480 (split_critical_edges): Split also edges where emitting code on them
18481 will lead to splitting later.
18483 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18484 H.J. Lu <hongjiu.lu@intel.com>
18487 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18488 the configured assembler supports fildq and fistpq mnemonics.
18489 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18490 * configure: Regenerated.
18491 * config.in: Ditto.
18493 * config/i386/i386.c (print_operand): Handle 'Z'.
18494 ['z']: Remove handling of special fild/fist suffixes.
18495 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18496 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18497 suffix of fild insn.
18498 (*floatsi<mode>2_vector_mixed): Ditto.
18499 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18500 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18501 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18502 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18503 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18505 2009-04-25 Ben Elliston <bje@au.ibm.com>
18507 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18508 the source of a set operation.
18510 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18512 * target.h (struct gcc_target): Add case_values_threshold field.
18513 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18514 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18515 * targhooks.c (default_case_values_threshold): New function.
18516 * targhooks.h (default_case_values_threshold): Declare function.
18517 * stmt.c (expand_case): Use case_values_threshold target hook.
18518 * expr.h (case_values_threshold): Remove declartation.
18519 * expr.c (case_values_threshold): Remove function.
18520 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18522 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18523 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18524 (avr_case_values_threshold): Declare as static.
18525 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18527 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18528 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18529 (mn10300_case_values_threshold): New function.
18531 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18533 * ira.c (setup_cover_and_important_classes): Add enum cast.
18535 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18537 * genpreds.c (write_enum_constraint_num): Output definition of
18538 CONSTRAINT_NUM_DEFINED_P macro.
18539 * ira.c (setup_cover_and_important_classes): Use
18540 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18542 2009-04-24 DJ Delorie <dj@redhat.com>
18544 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18545 __SH2A_SINGLE_ONLY__ also.
18547 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18549 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18550 (movdf_internal): Ditto.
18551 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18552 SFmode and DFmode constants.
18553 (ia64_print_operand): Add 'G' format for printing
18554 floating point constants.
18556 2009-04-24 Richard Guenther <rguenther@suse.de>
18558 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18559 from unsigned additions.
18561 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18563 * c-typeck.c (set_init_index): Allow array designators that are
18564 not integer constant expressions with a pedwarn if pedantic.
18566 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18568 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18569 zero if no overlap in nonzero bits between the operands.
18571 2009-04-24 Ian Lance Taylor <iant@google.com>
18573 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18574 (record_dead_and_set_regs): Likewise.
18575 * df.h (struct df_mw_hardreg): Change flags field to int.
18576 (struct df_base_ref): Likewise.
18577 (struct df): Change changeable_flags field to int.
18578 * df-scan.c (df_defs_record): Change clobber_flags to int.
18579 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18580 constants rather than #define macros.
18581 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18582 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18583 (enum dwarf_calling_convention): Likewise.
18584 (enum dwarf_line_number_x_ops): Likewise.
18585 (enum dwarf_call_frame_info): Likewise.
18586 (enum dwarf_source_language): Likewise.
18587 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18588 (add_calling_convention_attribute): Likewise.
18589 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18590 (combine_comparisons): Change compcode to int. Add cast to enum type.
18591 * genrecog.c (maybe_both_true_2): Change c to int.
18592 (write_switch): Likewise. Add cast to enum type.
18593 * gimplify.c (gimplify_omp_for): Handle return values from
18594 gimplify_expr using MIN rather than bitwise or.
18595 (gimplify_expr): Add cast to enum type.
18596 * ipa-prop.c (update_jump_functions_after_inlining): Change
18597 IPA_BOTTOM to IPA_JF_UNKNOWN.
18598 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18599 Add casts to enum type.
18600 (setup_cover_and_important_classes): Change cl to int. Add casts
18602 (setup_class_translate): Change cl and mode to int.
18603 (ira_init_once): Change mode to int.
18604 (free_register_move_costs): Likewise.
18605 (setup_prohibited_mode_move_regs): Add casts to enum type.
18606 * langhooks.c (add_builtin_function_common): Rework assertion that
18607 value fits bitfield.
18608 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18609 * omega.c (omega_do_elimination): Avoid math on enum types.
18610 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18611 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18612 int local to handle integral_argment value.
18613 * regmove.c (try_auto_increment): Change PUT_MODE to
18615 * reload.c (push_secondary_reload): Add casts to enum type.
18616 (secondary_reload_class, find_valid_class): Likewise.
18617 * reload1.c (emit_input_reload_insns): Likewise.
18618 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18619 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18620 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18622 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18623 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18625 (expand_complex_libcall): Add casts to enum type.
18626 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18627 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18628 with ERROR_MARK, not NUM_TREE_CODES.
18629 (vect_create_epilog_for_reduction): Likewise.
18630 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18631 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18632 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18634 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18635 vect_unused_in_loop. Change 0 to loop_vect.
18636 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18637 * var-tracking.c (get_init_value): Change return type to enum
18639 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18640 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18642 (arm_override_options): Add casts to enum type.
18643 (arm_emit_tls_decoration): Likewise.
18644 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18646 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18647 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18648 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18650 * config/s390/s390.c (code_for_builtin_64): Change to array of
18652 (code_for_builtin_31): Likewise.
18653 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18655 * config/sparc/sparc.c (sparc_override_options): Change value
18656 field in struct code_model to enum cmodel. In initializer change
18657 0 to NULL and add cast to enum type.
18659 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18660 Change all callers. Issue a -Wc++-compat warning using
18661 lhs_origtype if necessary.
18662 (convert_for_assignment): Issue -Wc++-compat warnings about
18663 invalid conversions to enum type on assignment.
18664 * c-common.h (build_modify_expr): Update declaration.
18666 2009-04-24 Nick Clifton <nickc@redhat.com>
18668 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18669 (function_arg_advance): Likewise.
18670 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18673 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18675 * config/s390/constraints.md ('I', 'J'): Fix condition.
18677 2009-04-24 Diego Novillo <dnovillo@google.com>
18679 * gengtype-parse.c (parse_error): Add newline after message.
18681 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18683 * config/i386/sse.md (avxmodesuffixs): Removed.
18684 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18685 (*avx_pinsr<ssevecsize>): This.
18687 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18689 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18690 follow chains of regs with a single definition, and allow expressions
18691 that are function_invariant_p.
18692 (simple_rhs_p): Allow expressions that are function_invariant_p.
18694 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18696 PR middle-end/39867
18697 * fold-const.c (fold_cond_expr_with_comparison): When folding
18698 > and >= to MAX, make sure the MAX uses the same type as the
18699 comparison's operands.
18701 2009-04-24 Nick Clifton <nickc@redhat.com>
18703 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18704 addressing for DImode accesses.
18705 (frv_print_operand_address): Handle PLUS case.
18706 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18708 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18710 PR rtl-optimization/39794
18711 * alias.c (canon_true_dependence): Add x_addr argument.
18712 * rtl.h (canon_true_dependence): Adjust prototype.
18713 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18714 * cselib.c (cselib_invalidate_mem): Likewise.
18715 * gcse.c (compute_transp): Likewise.
18716 * dse.c (scan_reads_nospill): Likewise.
18717 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18718 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18719 canon_base_addr of the group, plus optional offset.
18720 (struct group_info): Rename canon_base_mem to
18722 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18723 canon_rtx of base_mem.
18725 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18727 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18728 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18730 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18732 * config/spu/spu-builtins.h: Delete file.
18734 * config/spu/spu.h (enum spu_builtin_type): Move here from
18736 (struct spu_builtin_description): Likewise. Add GTY marker.
18737 Do not use enum spu_function_code or enum insn_code.
18738 (spu_builtins): Add extern declaration.
18740 * config/spu/spu.c: Do not include "spu-builtins.h".
18741 (enum spu_function_code, enum spu_builtin_type_index,
18742 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18743 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18744 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18745 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18746 (spu_builtin_types): Make static. Add GTY marker.
18747 (spu_builtins): Add extern declaration with GTY marker.
18748 Include "gt-spu.h".
18750 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18751 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18752 Check programmatically whether all parameters are scalar.
18754 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18756 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18758 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18759 assignment from the constructor either if the target is volatile.
18761 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18763 * config/arm/arm.md (insv): Do not share operands[0].
18765 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18767 * config/vxlib-tls.c (active_tls_threads): Delete.
18768 (delete_hook_installed): New.
18769 (tls_delete_hook): Don't delete the delete hook.
18770 (tls_destructor): Delete it here.
18771 (__gthread_set_specific): Adjust installing the delete hook.
18772 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18773 __gthread_leave_tsd_dtor_context.
18775 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18777 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18779 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18781 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18783 (alpha_rtx_costs): Ditto.
18784 (emit_unlikely_jump): Use add_reg_note.
18785 (emit_frame_store_1): Ditto.
18786 (alpha_expand_prologue): Ditto.
18787 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18788 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18790 2009-04-23 Nick Clifton <nickc@redhat.com>
18792 * config/v850/v850.md (epilogue): Remove suppressed code.
18793 (return): Rename to return_simple and remove test of frame size.
18794 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18795 to gen_return_simple.
18797 2009-04-22 Jing Yu <jingyu@google.com>
18800 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18802 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18805 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18806 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18807 value is a VECTOR_CST, the element type is the element type of the
18810 2009-04-22 DJ Delorie <dj@redhat.com>
18812 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18814 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18816 * alias.c (find_base_term): Move around LO_SUM case, so that
18817 CONST falls through into PLUS/MINUS handling.
18820 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18821 into 0, use omit_one_operand.
18823 2009-04-23 Ben Elliston <bje@au.ibm.com>
18825 * config/rs6000/linux-unwind.h (get_regs): Remove type
18826 puns. Change the type of `pc' to an array of unsigned ints and
18827 update all users. Constify frame24.
18829 2009-04-22 DJ Delorie <dj@redhat.com>
18831 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18832 declarations before code.
18833 (current_function_special_page_vector): Likewise.
18834 (m32c_expand_insv): Silence a warning.
18836 2009-04-21 Taras Glek <tglek@mozilla.com>
18838 * alias.c: Update GTY annotations to new syntax.
18839 * basic-block.h: Likewise.
18840 * bitmap.h: Likewise.
18841 * c-common.h: Likewise.
18842 * c-decl.c: Likewise.
18843 * c-parser.c: Likewise.
18844 * c-pragma.c: Likewise.
18845 * c-tree.h: Likewise.
18846 * cfgloop.h: Likewise.
18847 * cgraph.h: Likewise.
18848 * config/alpha/alpha.c: Likewise.
18849 * config/arm/arm.h: Likewise.
18850 * config/avr/avr.h: Likewise.
18851 * config/bfin/bfin.c: Likewise.
18852 * config/cris/cris.c: Likewise.
18853 * config/darwin.c: Likewise.
18854 * config/frv/frv.c: Likewise.
18855 * config/i386/i386.c: Likewise.
18856 * config/i386/i386.h: Likewise.
18857 * config/i386/winnt.c: Likewise.
18858 * config/ia64/ia64.h: Likewise.
18859 * config/iq2000/iq2000.c: Likewise.
18860 * config/mips/mips.c: Likewise.
18861 * config/mmix/mmix.h: Likewise.
18862 * config/pa/pa.c: Likewise.
18863 * config/pa/pa.h: Likewise.
18864 * config/rs6000/rs6000.c: Likewise.
18865 * config/s390/s390.c: Likewise.
18866 * config/sparc/sparc.c: Likewise.
18867 * config/xtensa/xtensa.c: Likewise.
18868 * cselib.h: Likewise.
18869 * dbxout.c: Likewise.
18870 * dwarf2out.c: Likewise.
18871 * except.c: Likewise.
18872 * except.h: Likewise.
18873 * fixed-value.h: Likewise.
18874 * function.c: Likewise.
18875 * function.h: Likewise.
18876 * gimple.h: Likewise.
18877 * integrate.c: Likewise.
18878 * optabs.c: Likewise.
18879 * output.h: Likewise.
18880 * real.h: Likewise.
18882 * stringpool.c: Likewise.
18883 * tree-data-ref.c: Likewise.
18884 * tree-flow.h: Likewise.
18885 * tree-scalar-evolution.c: Likewise.
18886 * tree-ssa-address.c: Likewise.
18887 * tree-ssa-alias.h: Likewise.
18888 * tree-ssa-operands.h: Likewise.
18889 * tree.c: Likewise.
18890 * tree.h: Likewise.
18891 * varasm.c: Likewise.
18892 * varray.h: Likewise.
18894 * coretypes.h: Do not define GTY macro if it is already defined.
18895 * doc/gty.texi: Update GTY documentation to new syntax.
18896 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18897 annotations on structs.
18898 * gengtype-parse.c: Likewise.
18900 2009-04-22 Mark Heffernan <meheff@google.com>
18902 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18904 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18906 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18909 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18911 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18912 the same as a PLUS without a shift. Increase the cost of a
18915 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18917 * Makefile.in: Update dependencies.
18918 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18919 * errors.h: Remove bogus comment about compatibility.
18920 (warning): Update declaration.
18921 * genautomata.c: Update all calls to warning.
18922 * gimple.c: Do not include errors.h. Include toplev.h.
18923 * tree-ssa-structalias.c: Do not include errors.h.
18924 * omega.c: Likewise.
18925 * tree-ssa-reassoc.c: Likewise.
18926 * config/spu/spu-c.c: Likewise.
18927 * config/spu/t-spu-elf: Update dependencies.
18929 2009-04-22 Richard Guenther <rguenther@suse.de>
18931 PR tree-optimization/39824
18932 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18933 make sure the types are compatible.
18935 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18938 * c-common.c (c_parse_error): Take a token_flags parameter.
18939 Use token_type for the token type instead.
18940 Pass token_flags to cpp_type2name.
18941 * c-common.h (c_parse_error): Update declaration.
18942 * c-parser.c (c_parser_error): Pass 0 as token flags.
18944 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18946 PR rtl-optimization/39580
18947 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18949 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18951 * function.c (expand_function_end): Do not emit a jump to the "naked"
18952 return label for fall-through returns.
18953 * except.c (sjlj_emit_function_exit): Always place the call to the
18954 unregister function at the location installed by expand_function_end.
18956 2009-04-22 Richard Guenther <rguenther@suse.de>
18958 PR tree-optimization/39845
18959 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18960 (gen_inbound_check): Likewise.
18962 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18964 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18966 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18967 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18969 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18971 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18972 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18973 shift counts to avoid out-of-bounds array accesses.
18975 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18977 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18978 (Pmode): Move above.
18980 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18982 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18983 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18984 GET_CODE macro. Use IN_RANGE macro where appropriate.
18985 * config/alpha/alpha.h: Ditto.
18986 * config/alpha/alpha.md: Ditto.
18987 * config/alpha/constraints.md: Ditto.
18988 * config/alpha/predicates.md: Ditto.
18990 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18992 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18993 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18994 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18995 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18996 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18997 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18998 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18999 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19000 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19001 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19002 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19003 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19004 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19005 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19006 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19007 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19008 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19009 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19010 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19011 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19012 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19013 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19014 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19015 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19016 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19017 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19018 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19020 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19022 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19023 references from comments.
19024 * cfgbuild.c: (count_basic_blocks): Delete.
19025 (find_basic_blocks_1): Delete.
19026 (find_basic_blocks): Delete.
19027 * except.c (finish_eh_generation): Make static. Move comment from
19028 except.h here. Remove find_basic_blocks references from comments.
19029 * except.h (finish_eh_generation): Delete.
19030 * basic-block.h (find_basic_blocks): Delete.
19031 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19033 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19035 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19036 (sdbout_parms): Likewise.
19038 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19040 * config/sh/sh.c (prepare_cbranch_operands): Use
19041 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19042 (expand_cbranchdi4): Likewise.
19043 (from_compare): Add cast to enum type.
19044 (expand_cbranchsi4): Use add_reg_note.
19045 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19046 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19047 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19048 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19049 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19050 instead of CODE_FOR_nothing.
19051 (cbranchdi4): Likewise. Fix the order of arguments for
19053 (push_fpscr): Use add_reg_note.
19054 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19055 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19057 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19059 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19060 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19061 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19062 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19063 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19064 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19065 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19066 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19067 config/alpha/x-vms, config/arc/t-arc,
19068 config/arm/README-interworking, config/arm/arm-c.c,
19069 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19070 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19071 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19072 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19073 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19074 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19075 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19076 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19077 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19078 config/cris/t-elfmulti, config/crx/t-crx,
19079 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19080 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19081 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19082 config/h8300/t-h8300, config/i386/athlon.md,
19083 config/i386/darwin-libgcc.10.4.ver,
19084 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19085 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19086 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19087 config/i386/t-linux64, config/i386/t-nwld,
19088 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19089 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19090 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19091 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19092 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19093 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19094 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19095 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19096 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19097 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19098 config/m68k/t-uclinux, config/mcore/t-mcore,
19099 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19100 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19101 config/mips/crtn.asm, config/mips/irix-crti.asm,
19102 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19103 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19104 config/mips/mips-fixed.md, config/mips/sb1.md,
19105 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19106 config/mips/t-iris6, config/mips/t-isa3264,
19107 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19108 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19109 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19110 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19111 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19112 config/mn10300/t-linux, config/mn10300/t-mn10300,
19113 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19114 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19115 config/picochip/libgccExtras/clzsi2.asm,
19116 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19117 config/rs6000/darwin-libgcc.10.4.ver,
19118 config/rs6000/darwin-libgcc.10.5.ver,
19119 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19120 config/rs6000/t-aix43, config/rs6000/t-aix52,
19121 config/rs6000/t-darwin, config/rs6000/t-fprules,
19122 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19123 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19124 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19125 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19126 config/rs6000/t-rtems, config/rs6000/t-spe,
19127 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19128 config/score/t-score-elf, config/sh/divcost-analysis,
19129 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19130 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
19131 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
19132 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
19133 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
19134 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
19135 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
19136 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
19137 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
19138 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
19139 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
19140 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
19141 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
19142 limitx.h, version.c, xcoff.h: Add copyright and license notices.
19143 * config/h8300/genmova.sh: Include copyright and license notices
19144 in generated output.
19145 * config/h8300/mova.md: Regenerate.
19146 * doc/install.texi2html: Include word "Copyright" in copyright
19147 notice and use name "Free Software Foundation, Inc.".
19148 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19149 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19150 ChangeLog-2007, ChangeLog-2008: Correct dates.
19152 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
19154 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19155 NE_EXPR operations as well.
19156 * c-parser.c (c_parser_condition): Do not set location information on
19158 (c_parser_conditional_expression): Likewise.
19159 (c_parser_binary_expression): Set location information on operators.
19160 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19161 TRUTH_NOT_EXPR has been folded.
19162 * fold-const.c (fold_truth_not_expr): Copy location information from
19163 the incoming expression to the outgoing one.
19164 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19165 recursive calls on the LHS of the operator but pass that of the
19166 operator to recursive calls on the RHS of the operator. Set it
19168 (shortcut_cond_expr): Set the locus of the operator on the second
19169 COND_EXPR and that of the expression on the first in degenerate cases.
19170 Pass the locus of the expression to calls to shortcut_cond_r.
19171 Set the locus of the 'then' block on the associated jump, if any.
19172 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
19173 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
19174 expression to call to gimplify_boolean_expr.
19176 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
19178 * config.gcc: Add additional configuration for
19179 i686-w64-mingw* and x86_64-w64-mingw* triplet.
19180 * config/i386/mingw-w64.h: New mingw-w64 specific header.
19181 (CPP_SPEC): Redefine for allowing -municode option.
19182 (STARTFILE_SPEC): Likewise.
19183 * config/i386/t-mingw-w64: New.
19184 * config/i386/mingw-w64.opt: New.
19185 (municode): Add new target option.
19186 * doc/invoke.texi (municode): Add documentation for new option.
19188 2009-04-21 Ian Lance Taylor <iant@google.com>
19190 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19191 Correct test for number of arguments.
19192 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19194 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19196 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19197 argument of emit_library_call.
19199 2009-04-21 Richard Guenther <rguenther@suse.de>
19201 PR middle-end/39829
19202 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19203 inside VIEW_CONVERT_EXPRs.
19205 2009-04-21 Martin Jambor <mjambor@suse.cz>
19207 * tree-switch-conversion.c (build_constructors): Split a long line.
19208 (constructor_contains_same_values_p): New function.
19209 (build_one_array): Create assigns of constants if possible, do not
19210 call mark_sym_for_renaming, call update_stmt.
19211 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19212 make_rename_temp. Do not call mark_symbols_for_renaming, call
19214 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19215 find_new_referenced_vars, call update_stmt.
19216 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19217 instead of calling make_rename_temp. Do not call
19218 find_new_referenced_vars or mark_symbols_for_renaming, call
19221 2009-04-21 Richard Guenther <rguenther@suse.de>
19223 PR tree-optimization/39827
19224 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19225 (tree_ssa_phiprop): Pass the correct array size.
19227 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19229 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19231 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19234 * c-typeck.c (lvalue_p): Move declaration ...
19235 * c-common.h (lvalue_p): ... to here.
19236 * c-common.c (candidate_equal_p): New.
19237 (add_tlist): Use it.
19238 (merge_tlist): Use it.
19239 (warn_for_collisions_1): Likewise.
19240 (warning_candidate_p): Accept more candidates.
19241 (verify_tree): A warning candidate can be an expression. Use
19244 2009-04-21 Ben Elliston <bje@au.ibm.com>
19247 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19248 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19249 options. Remove -mcall-solaris documentation.
19251 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19254 * doc/invoke.texi (-Wlong-long): Update description.
19255 * c-lex (interpret_integer): Only warn if there was no previous
19256 overflow and -Wlong-long is enabled.
19257 * c-decl.c (declspecs_add_type): Drop redundant flags.
19258 * c.opt (Wlong-long): Init to -1.
19259 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19260 and front-end warn_long_long. Wlong-long only depends on other
19261 flags if it is uninitialized.
19262 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19263 the same for CPP and FE.
19264 (restore_extension_diagnostics): Likewise.
19266 2009-04-20 Ian Lance Taylor <iant@google.com>
19268 Fix enum conversions which are invalid in C++:
19269 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19270 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19271 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19272 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19273 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19274 (dbxout_parms): Likewise.
19275 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19276 (df_clear_flags): Likewise.
19277 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19278 top_flag parameter to int.
19279 (df_chain_create_bb_process_use): Likewise.
19280 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19282 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19283 (df_ref_create_structure, df_def_record_1): Likewise.
19284 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19285 (df_notes_rescan): Change 0 to VOIDmode in function call.
19286 (df_get_call_refs, df_insn_refs_collect): Likewise.
19287 (df_bb_regs_collect): Likewise.
19288 (df_entry_block_defs_collect): Likewise.
19289 (df_exit_block_uses_collect): Likewise.
19290 * df.h: Update declarations.
19291 * double-int.c (double_int_divmod): Add cast to enum type.
19292 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19293 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19294 (based_loc_descr): Likewise.
19295 (loc_descriptor_from_tree_1): Change first_op and second_op to
19296 enum dwarf_location_atom. Add cast to enum type.
19297 * expmed.c (init_expmed): Change 0 to SET in function call.
19298 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19299 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19300 (do_store_flag): Likewise.
19301 * fixed-value.h (struct fixed_value): Change mode to enum
19303 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19304 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19306 (insert_insn_decl, insert_decl, insert_state): Likewise.
19307 (automata_list_finish): Likewise.
19308 * genrecog.c (process_define_predicate): Add cast to enum type.
19309 * gensupport.c (init_predicate_table): Add cast to enum type.
19310 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19312 (gimple_build_call_1, gimple_build_label): Likewise.
19313 (gimple_build_goto, gimple_build_asm_1): Likewise.
19314 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19315 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19316 (enum fallback): Rename from enum fallback_t.
19317 (fallback_t): Typedef as int.
19318 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19319 GSI_SAME_STMT in function call.
19320 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19322 (setup_reg_class_relations): Likewise.
19323 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19324 (setup_prohibited_class_mode_regs): Add cast to enum type.
19325 (setup_prohibited_mode_move_regs): Likewise.
19326 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19327 (record_address_regs): Change i to enum reg_class.
19328 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19329 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19330 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19331 (GET_MODE_2XWIDER_MODE): Likewise.
19332 (GET_CLASS_NARROWEST_MODE): Likewise.
19333 * omp-low.c (expand_omp_for): Add cast to enum type.
19334 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19335 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19336 * postreload.c (reload_cse_simplify_operands): Change rclass local
19338 * predict.c (combine_predictions_for_insn): Change best_predictor
19339 and predictor to enum br_predictor.
19340 (combine_predictions_for_bb): Likewise.
19341 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19342 use SET_PREDICT_EXPR_OUTCOME.
19343 * real.c (real_arithmetic): Change icode to code in function call.
19344 * reginfo.c (init_move_cost): Add casts to enum type.
19345 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19346 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19348 * reload.c (find_valid_class): Add casts to enum type.
19349 (push_reload): Change 0 to NO_REGS in function call.
19350 (find_reloads): Change this_alternative to array of enum
19351 reg_class. Remove some now-unnecessary casts.
19352 (make_memloc): Change 0 to VOIDmode in function call.
19353 * reload1.c (reload): Change 0 to VOIDmode in function call.
19354 (eliminate_regs_1, elimination_effects): Likewise.
19355 (eliminate_regs_in_insn): Likewise.
19356 (emit_input_reload_insns): Add cast to enum type.
19357 (delete_output_reload): Change 0 to VOIDmode in function call.
19358 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19359 to enum type in function call.
19360 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19361 (SET_PREDICT_EXPR_OUTCOME): Define.
19362 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19363 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19364 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19365 (dump_function): Likewise.
19366 * tree-dump.h: Update declarations.
19367 * tree-pass.h: Update declarations.
19368 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19369 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19371 (arm_rtx_costs_1): Correct parenthesization.
19372 (arm_rtx_costs): Add casts to enum type.
19373 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19374 (vfp_emit_fstmd): Use add_rg_note.
19375 (emit_multi_reg_push, emit_sfm): Likewise.
19376 (thumb_set_frame_pointer): Likewise.
19377 (arm_expand_prologue): Likewise.
19378 (arm_regno_class): Change return type to enum reg_class.
19379 (thumb1_expand_prologue): Use add_reg_note.
19380 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19381 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19383 * config/arm/gentune.sh: Add cast to enum type.
19384 * config/arm/arm-tune.md: Rebuild.
19385 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19386 (ix86_split_fp_branch, predict_jump): Likewise.
19387 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19388 insn_code to enum rtx_code.
19389 (ix86_builtin_vectorized_function): Add cast to enum type.
19390 * config/i386/i386.md (truncdfsf2): Change slot to enum
19392 (truncxf<mode>2, isinf<mode>2): Likewise.
19393 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19395 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19396 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19397 (insert_bundle_state): Change 1 to INSERT in function call.
19398 (ia64_add_bundle_selector_before): Likewise.
19399 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19400 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19401 (restore_stack_nonlocal): Likewise.
19402 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19404 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19406 (mips_rtx_costs): Likewise.
19407 (mips_override_options): Add casts to enum type.
19408 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19410 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19411 (store_reg, set_reg_plus_d): Likewise.
19412 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19413 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19415 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19417 (emit_unlikely_jump): Use add_reg_note.
19418 (rs6000_emit_allocate_stack): Likewise.
19419 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19420 (output_toc): Change 1 to INSERT in function call.
19421 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19422 (rs6000_initialize_trampoline): Likewise.
19423 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19425 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19426 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19427 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19428 (save_gprs): Use add_reg_note.
19429 (s390_emit_prologue): Likewise.
19430 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19431 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19432 (sparc_fold_builtin): Add cast to enum type.
19433 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19435 (spu_expand_prologue): Use add_reg_note.
19436 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19438 2009-04-20 Ian Lance Taylor <iant@google.com>
19440 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19441 (c_parser_postfix_expression_after_primary): Get VEC for list of
19442 arguments. Get original types of arguments. Call
19443 build_function_call_vec.
19444 (cached_expr_list_1, cached_expr_list_2): New static variables.
19445 (c_parser_expr_list): Change return type to VEC *. Add
19446 p_orig_types parameter. Change all callers.
19447 (c_parser_release_expr): New static function.
19448 (c_parser_vec_to_tree_list): New static function.
19449 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19450 call build_function_call_vec.
19451 (build_function_call_vec): New function, based on old
19452 build_function_call.
19453 (convert_arguments): Remove nargs and argarray parameters. Change
19454 values to a VEC. Add origtypes parameter.
19455 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19456 (convert_for_assignment): Add origtype parameter. Change all
19457 callers. If warn_cxx_compat, check for conversion to an enum
19458 type when calling a function.
19459 (store_init_value): Add origtype parameter. Change all callers.
19460 (digest_init): Likewise.
19461 (struct init_node): Add origtype field.
19462 (add_pending_init): Add origtype parameter. Change all callers.
19463 (output_init_element): Likewise.
19464 (output_pending_init_elements): Pass origtype from init_node to
19465 output_init_element.
19466 (process_init_element): Pass origtype from c_expr to
19467 output_init_element.
19468 (c_finish_return): Add origtype parameter. Change all callers.
19469 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19471 (sync_resolve_params): Likewise.
19472 (sync_resolve_return): Change params to first_param. Change caller.
19473 (resolve_overloaded_builtins): Change params to VEC *. Change
19474 callers. Save first parameter around call to build_function_call_vec.
19475 * c-decl.c (finish_decl): Add origtype parameter. Change all
19476 callers. Call build_function_call_vec rather than
19477 build_function_call for cleanup.
19478 * c-tree.h: Update declarations.
19479 * c-common.h: Update declarations.
19480 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19481 params to first_param.
19482 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19483 params parameter from tree to void *.
19484 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19485 Change arglist parameter to have type void *, and to be a pointer
19487 * config/rs6000/rs6000-protos.h
19488 (altivec_resolve_overloaded_builtin): Update declaration.
19489 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19490 fnargs parameter to have type void *, and to be a pointer to a
19491 VEC. Call build_function_call_vec instead of
19492 build_function_call.
19493 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19495 2009-04-20 Joey Ye <joey.ye@intel.com>
19496 Xuepeng Guo <xuepeng.guo@intel.com>
19497 H.J. Lu <hongjiu.lu@intel.com>
19499 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19501 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19502 (IX86_LEA_PRIORITY): Likewise.
19503 (distance_non_agu_define): New function.
19504 (distance_agu_use): Likewise.
19505 (ix86_lea_for_add_ok): Likewise.
19506 (ix86_dep_by_shift_count): Likewise.
19508 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19509 should split for LEA.
19511 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19513 (ix86_dep_by_shift_count): Likewise.
19515 2009-04-20 Richard Guenther <rguenther@suse.de>
19517 * expr.c (handled_component_p): Move ...
19518 * tree.h (handled_component_p): ... here.
19519 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19520 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19521 and REALPART_EXPR to be in one group.
19523 2009-04-20 Richard Guenther <rguenther@suse.de>
19525 * basic-block.h (get_all_dominated_blocks): Declare.
19526 * dominance.c (get_all_dominated_blocks): New function.
19527 * tree-cfg.c (get_all_dominated_blocks): Remove.
19528 (remove_edge_and_dominated_blocks): Adjust.
19529 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19530 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19531 instead of recursing.
19533 2009-04-20 Doug Kwan <dougkwan@google.com>
19535 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19536 (struct cgraph_node_set_def): New type.
19537 (cgraph_node_set) New type. Also declare vector functions.
19538 (struct cgraph_node_set_element_def): New type.
19539 (cgraph_node_set_element): Ditto.
19540 (cgraph_node_set_iterator): New iterator type.
19541 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19542 cgraph_node_set_remove, dump_cgraph_node_set,
19543 debug_cgraph_node_set): New prototypes.
19544 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19545 cgraph_node_set_size): New inlines.
19546 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19547 including cgraph.h.
19548 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19549 argument to function 'write_summary'.
19550 * ipa.c: Include ggc.h.
19551 (hash_cgraph_node_set_element,
19552 eq_cgraph_node_set_element, cgraph_node_set_new,
19553 cgraph_node_set_add, cgraph_node_set_remove,
19554 cgraph_node_set_find, dump_cgraph_node_set,
19555 debug_cgraph_node_set): New functions.
19556 * Makefile.in (ipa.o): Add dependency on GGC_H.
19558 2009-04-20 Ira Rosen <irar@il.ibm.com>
19560 PR tree-optimization/39675
19561 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19562 check of the return code of vect_schedule_slp. Check that
19563 stmt_vec_info still exists for the statement, before checking its
19564 vectorization type.
19566 2009-04-20 Michael Matz <matz@suse.de>
19568 * Makefile.in (generated_files): Take out $(simple_generated_c).
19570 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19572 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19573 (UINTPTR_TYPE): Likewise.
19575 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19578 * c-typeck.c (digest_init): Check for initializing an array with a
19581 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19584 * c-semantics.c (pop_stmt_list): Propagate
19585 STATEMENT_LIST_HAS_LABEL to parent statement list.
19587 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19589 * config/mips/mips.h (mips_tune_attr): New macro.
19590 * config/mips/mips.md (cpu): Use it.
19592 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19595 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19598 2009-04-19 Diego Novillo <dnovillo@google.com>
19600 * toplev.c (compile_file): Move call to coverage_finish ...
19601 * cgraphunit.c (ipa_passes): ... here.
19602 Call cgraph_process_new_functions.
19603 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19604 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19606 2009-04-19 Jan Hubicka <jh@suse.cz>
19608 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19610 (dump_cgraph_node): Dump can throw external flag.
19611 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19613 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19617 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19618 * common.opt (Wlogical-op): Move from here...
19619 * c.opt (Wlogical-op): ... to here.
19620 * c-typeck.c (parser_build_binary_op): Update call to
19621 warn_logical_operator.
19622 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19624 * c-common.c (warn_logical_op): Update.
19625 * c-common.h (warn_logical_op): Update declaration.
19627 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19629 * tree.c (protected_set_expr_location): Fix formatting.
19631 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19634 * c-typeck.c (readonly_warning): new.
19635 (build_unary_op, build_modify_expr): Use readonly_warning for
19636 storing into something readonly but not const-qualified.
19638 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19641 * c-typeck.c (build_unary_op): Check for taking address of
19642 expression of type void.
19644 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19647 * c-typeck.c (build_function_call): Check for calling a function
19648 with qualified void return types. Call require_complete_type when
19651 2009-04-18 Jan Hubicka <jh@suse.cz>
19653 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19655 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19656 can_throw_external flag.
19657 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19658 * ipa-pure-const.c (ignore_edge): New function.
19659 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19660 only over can_throw_external edges.
19661 (local_pure_const): Add nothrow flag.
19662 * ipa-utils.c (searchc): Add ignore_edge callback.
19663 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19664 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19665 (set_nothrow_function_flags): Update cgraph.
19666 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19668 2009-04-18 Richard Guenther <rguenther@suse.de>
19670 PR middle-end/39804
19671 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19672 (fold_stmt): ... this and ...
19673 (fold_stmt_inplace): ... this.
19674 (fold_stmt_1): Fold references in calls and asms.
19675 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19677 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19679 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19680 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19682 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19684 * tree.c (function_args_count): Remove.
19685 * tree.h: Remove the prototype for function_args_count.
19687 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19689 * tree-iterator.c (expr_only): Remove.
19690 * tree.h: Remove the prototype for expr_only.
19692 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19694 * reginfo.c (cannot_change_mode_set_regs): Remove.
19695 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19697 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19699 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19700 whether operands 0 and 1 overlaps.
19702 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19704 PR middle-end/36902
19705 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19706 pointer. Use warning_at instead of warning.
19707 (search_for_addr_array): Likewise.
19708 (check_array_bounds): Likewise.
19709 (check_all_array_refs): Check that the incoming edge is not in the
19710 list of edges to be removed.
19711 (check_all_array_refs): Avoid the temporal pointer.
19712 (vrp_visit_cond_stmt): Fix typo.
19713 (simplify_switch_using_ranges): Handle the case where the switch
19714 index is an integer constant.
19716 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19718 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19720 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19722 * doc/extend.texi, doc/invoke.texi: Fix typos.
19724 2009-04-17 Cary Coutant <ccoutant@google.com>
19726 * tree-flow-inline.h (get_lineno): Fix inverted test.
19728 2009-04-17 Diego Novillo <dnovillo@google.com>
19730 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19731 assertion for AVAIL_OUT.
19733 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19736 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19737 * config/sh/linux-atomic.asm: Likewise.
19739 2009-04-17 Diego Novillo <dnovillo@google.com>
19741 * except.c (debug_eh_tree): New.
19742 (struct eh_region, struct eh_status): Move ...
19743 * except.h: ... here.
19744 (add_type_for_runtime): Declare extern.
19745 (lookup_type_for_runtime): Likewise.
19746 (debug_eh_tree): Declare.
19747 * Makefile.in (GTFILES): List except.h before except.c
19749 2009-04-17 Diego Novillo <dnovillo@google.com>
19751 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19752 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19753 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19754 (find_vars_r): ... here.
19755 * tree-flow.h (find_referenced_vars_in): Declare.
19756 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19757 that AVAIL_OUT exists for BLOCK.
19758 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19759 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19760 (tree-parloops.o): Likewise.
19762 2009-04-17 Simon Baldwin <simonb@google.com>
19764 * toplev.c (default_tree_printer): Add handling for %E format.
19766 2009-04-17 Diego Novillo <dnovillo@google.com>
19768 * tree-pretty-print.c (dump_generic_node): Add break after
19769 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19770 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19771 FUNCTION_TYPE together. Call print_struct_decl when printing
19772 structures and TDF_SLIM is not given.
19773 (print_struct_decl): Fix logic for detecting recursion.
19775 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19778 * gcc.c (create_at_file): New.
19779 (compile_input_file_p): New.
19780 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19781 * main.c (main): Update call to toplev_main.
19782 * toplev.c (toplev_main): Change signature. Call expandargv.
19783 * toplev.h (toplev_main): Change signature.
19785 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19787 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19788 if the latter is not constant.
19790 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19792 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19794 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19796 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19797 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19799 2009-04-17 Richard Guenther <rguenther@suse.de>
19801 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19802 Handle component references view-converting an invariant address.
19804 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19806 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19807 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19808 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19809 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19810 Use @deftypevr rather than @deftypevar.
19812 2009-04-17 Richard Guenther <rguenther@suse.de>
19814 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19815 (get_prop_source_stmt): Likewise.
19816 (can_propagate_from): Likewise.
19818 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19820 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19821 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19822 (--with-multilib-list): Add default value.
19823 * configure: Regenerate.
19824 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19825 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19826 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19827 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19828 Don't add default cpu to multilib list unnecessarily, but do enable
19829 the relevant compiler option..
19830 Add support for --with-multilib-list=<blank> and
19831 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19832 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19833 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19834 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19835 TM_MULTILIB_CONFIG.
19836 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19837 (MULTILIB_OSDIRNAMES): New variable.
19838 * config/sh/t-1e: Delete file.
19839 * config/sh/t-mlib-sh1: Delete file.
19840 * config/sh/t-mlib-sh2: Delete file.
19841 * config/sh/t-mlib-sh2a: Delete file.
19842 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19843 * config/sh/t-mlib-sh2a-single: Delete file.
19844 * config/sh/t-mlib-sh2a-single-only: Delete file.
19845 * config/sh/t-mlib-sh2e: Delete file.
19846 * config/sh/t-mlib-sh3e: Delete file.
19847 * config/sh/t-mlib-sh4: Delete file.
19848 * config/sh/t-mlib-sh4-nofpu: Delete file.
19849 * config/sh/t-mlib-sh4-single: Delete file.
19850 * config/sh/t-mlib-sh4-single-only: Delete file.
19851 * config/sh/t-mlib-sh4a: Delete file.
19852 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19853 * config/sh/t-mlib-sh4a-single: Delete file.
19854 * config/sh/t-mlib-sh4a-single-only: Delete file.
19855 * config/sh/t-mlib-sh4al: Delete file.
19856 * config/sh/t-mlib-sh5-32media: Delete file.
19857 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19858 * config/sh/t-mlib-sh5-64media: Delete file.
19859 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19860 * config/sh/t-mlib-sh5-compact: Delete file.
19861 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19862 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19863 * doc/install.texi (Options specification): Add
19864 --with-multilib-list and --with-endian.
19866 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19868 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19870 (OBJS-common): Add plugin-version.o.
19871 (plugin-version.o): New.
19872 * gcc-plugin.h (plugin_gcc_version): New.
19873 (plugin_default_version_check): New.
19874 (plugin_init_func, plugin_init): Add version argument.
19875 * plugin-version.c: New.
19876 * plugin.c (str_plugin_gcc_version_name): New.
19877 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19878 pass it to the init function.
19879 (plugin_default_version_check): New.
19881 2009-04-17 Richard Guenther <rguenther@suse.de>
19883 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19884 for decl-vs-decl disambiguation.
19886 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19888 * config/s390/s390.h (s390_tune_attr): New macro definition.
19889 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19891 2009-04-17 Richard Guenther <rguenther@suse.de>
19893 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19894 (fold_stmt_r): Likewise.
19895 (maybe_fold_reference): New function.
19896 (fold_gimple_assign): Handle cases fold_stmt_r did.
19897 (fold_stmt): Do not use fold_stmt_r.
19898 (fold_stmt_inplace): Likewise.
19900 2009-04-17 Richard Guenther <rguenther@suse.de>
19902 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19903 (record_equivalences_from_stmt): Remove useless checks and
19905 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19906 the type is already suitable.
19908 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19910 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19912 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19914 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19915 (CMPtype): Define as __gcc_CMPtype.
19917 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19919 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19920 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19922 2009-04-17 Richard Guenther <rguenther@suse.de>
19924 PR tree-optimization/39746
19925 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19926 special-casing for builtins and static variable use/def.
19927 (call_may_clobber_ref_p_1): Likewise.
19929 2009-04-16 Ian Lance Taylor <iant@google.com>
19931 * df.h: Include "timevar.h".
19932 (struct df_problem): Change tv_id field to timevar_id_t.
19933 * tree-pass.h: Include "timevar.h".
19934 (struct opt_pass): Change tv_id field to timevar_id_t.
19935 * timevar.h (timevar_id_t): Define TV_NONE.
19936 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19937 TV_NONE rather than tv_id != 0.
19938 (execute_one_pass): Likewise.
19939 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19940 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19941 dependencies to $(TREE_PASS_H).
19942 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19944 (pass_branch_target_load_optimize2): Likewise.
19945 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19946 (pass_outof_cfg_layout_mode): Likewise.
19947 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19948 (pass_rebuild_cgraph_edges): Likewise.
19949 (pass_remove_cgraph_callee_edges): Likewise.
19950 * df-core.c (pass_df_initialize_opt): Likewise.
19951 (pass_df_initialize_no_opt): Likewise.
19952 (pass_df_finish): Likewise.
19953 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19954 * except.c (pass_set_nothrow_function_flags): Likewise.
19955 (pass_convert_to_eh_region_ranges): Likewise.
19956 * final.c (pass_compute_alignments): Likewise.
19957 * function.c (pass_instantiate_virtual_regs): Likewise.
19958 (pass_init_function): Likewise.
19959 (pass_leaf_regs): Likewise.
19960 (pass_match_asm_constraints): Likewise.
19961 * gimple-low.c (pass_lower_cf): Likewise.
19962 (pass_mark_used_blocks): Likewise.
19963 * init-regs.c (pass_initialize_regs): Likewise.
19964 * integrate.c (pass_initial_value_sets): Likewise.
19965 * ira.c (pass_ira): Likewise.
19966 * jump.c (pass_cleanup_barriers): Likewise.
19967 * omp-low.c (pass_expand_omp): Likewise.
19968 (pass_lower_omp): Likewise.
19969 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19970 * recog.c (pass_split_all_insns): Likewise.
19971 (pass_split_after_reload): Likewise.
19972 (pass_split_before_regstack): Likewise.
19973 (pass_split_before_sched2): Likewise.
19974 (pass_split_for_shorten_branches): Likewise.
19975 * reginfo.c (pass_reginfo_init): Likewise.
19976 (pass_subregs_of_mode_init): Likewise.
19977 (pass_subregs_of_mode_finish): Likewise.
19978 * passes.c (pass_postreload): Likewise.
19979 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19980 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19981 (pass_warn_function_return): Likewise.
19982 (pass_warn_function_noreturn): Likewise.
19983 * tree-complex.c (pass_lower_complex): Likewise.
19984 (pass_lower_complex_O0): Likewise.
19985 * tree-if-conv.c (pass_if_conversion): Likewise.
19986 * tree-into-ssa.c (pass_build_ssa): Likewise.
19987 * tree-mudflap.c (pass_mudflap_1): Likewise.
19988 (pass_mudflap_2): Likewise.
19989 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19990 (pass_mudflap_2): Likewise.
19991 * tree-nrv.c (pass_return_slot): Likewise.
19992 * tree-object-size.c (pass_object_sizes): Likewise.
19993 * tree-optimize.c (pass_all_optimizations): Likewise.
19994 (pass_early_local_passes): Likewise.
19995 (pass_all_early_optimizations): Likewise.
19996 (pass_cleanup_cfg): Likewise.
19997 (pass_cleanup_cfg_post_optimizing): Likewise.
19998 (pass_free_datastructures): Likewise.
19999 (pass_free_cfg_annotations): Likewise.
20000 (pass_fixup_cfg): Likewise.
20001 (pass_init_datastructures): Likewise.
20002 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20003 (pass_late_warn_uninitialized): Likewise.
20004 (pass_update_address_taken): Likewise.
20005 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20006 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20007 (pass_cse_sincos): Likewise.
20008 (pass_convert_to_rsqrt): Likewise.
20009 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20010 * tree-stdarg.c (pass_stdarg): Likewise.
20011 * tree-tailcall.c (pass_tail_recursion): Likewise.
20012 (pass_tail_calls): Likewise.
20013 * tree-vect-generic.c (pass_lower_vector): Likewise.
20014 (pass_lower_vector_ssa): Likewise.
20015 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20017 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20019 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20021 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20023 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20024 logical and signext.
20026 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20029 * config/sh/predicates.md (arith_operand): Check if the operand
20030 of TRUNCATE is a REG.
20032 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20034 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20035 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20037 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20039 * tree-iterator.c (tsi_split_statement_list_after,
20040 tsi_split_statement_list_before): Remove.
20041 * tree-iterator.h: Remove the prototypes for
20042 tsi_split_statement_list_after and tsi_split_statement_list_before.
20044 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20046 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20047 * tree-ssa-propagate.h: Remove the prototype for
20048 stmt_makes_single_load.
20050 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20052 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20053 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20055 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20057 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20059 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20061 * except.c (eh_region_outer_p): Remove.
20062 * except.h: Remove the prototype for eh_region_outer_p.
20064 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20066 * function.c (current_function_assembler_name): Remove.
20067 * function.h: Remove the prototype for
20068 current_function_assembler_name.
20070 2009-04-16 Ian Lance Taylor <iant@google.com>
20072 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20073 (add_reg_note): Call alloc_reg_note.
20074 * rtl.h (alloc_reg_note): Declare.
20075 * combine.c (try_combine): Use alloc_reg_note.
20076 (recog_for_combine, move_deaths): Likewise.
20077 (distribute_notes): Use alloc_reg_note and add_reg_note.
20078 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20079 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20080 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20082 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20084 PR rtl-optimization/39762
20085 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20086 ira_may_move_out_cost): Add comments about way of their usage.
20087 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20089 * ira-conflicts.c (process_regs_for_copy): Use function
20090 ira_get_register_move_cost instead of global
20091 ira_register_move_cost.
20093 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20094 color_pass, move_spill_restore, update_curr_costs): Ditto.
20096 * ira-lives.c (process_single_reg_class_operands): Ditto.
20098 * ira-emit.c (emit_move_list): Ditto.
20100 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20101 (record_reg_classes): Ditto. Use functions
20102 ira_get_register_move_cost and ira_get_may_move_cost instead of
20103 global vars ira_register_move_cost, ira_may_move_out_cost and
20104 ira_may_move_in_cost.
20105 (record_address_regs): Don't call ira_init_register_move_cost.
20106 Use function ira_get_may_move_cost instead of global
20107 ira_may_move_in_cost.
20108 (process_bb_node_for_hard_reg_moves): Use function
20109 ira_get_register_move_cost instead of global ira_register_move_cost.
20110 (ira_costs): Don't call ira_init_register_move_cost.
20112 2009-04-16 Richard Guenther <rguenther@suse.de>
20114 * tree-cfg.c (verify_gimple_assign_binary):
20115 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20116 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20117 (create_general_new_stmt): Note that this function is broken.
20119 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20121 * common.opt (fhelp): Add Var(help_flag).
20122 * gcc-plugin.h (plugin_info): Add help.
20123 * plugin.c (plugin_name_args): Add help.
20124 (register_plugin_info): Set plugin->help.
20125 (print_help_one_plugin): New.
20126 (print_plugins_help): New.
20127 * plugin.h (print_plugins_help): New.
20128 * toplev.c (toplev_main): Call print_plugins_help if needed.
20130 2009-04-16 Richard Guenther <rguenther@suse.de>
20132 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
20133 (gimple_ior_addresses_taken_1): New function.
20134 (gimple_ior_addresses_taken): Likewise.
20135 * gimple.h (struct gimple_statement_with_ops_base): Remove
20136 addresses_taken member.
20137 (gimple_ior_addresses_taken): Declare.
20138 (gimple_addresses_taken, gimple_addresses_taken_ptr,
20139 gimple_set_addresses_taken): Remove.
20140 * ipa-reference.c (mark_address): New function.
20141 (scan_stmt_for_static_refs): Use it for marking addresses taken.
20142 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
20143 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
20144 (gimple_add_to_addresses_taken): Remove.
20145 (get_tmr_operands): Call mark_address_taken.
20146 (get_asm_expr_operands): Likewise.
20147 (get_expr_operands): Likewise.
20148 (build_ssa_operands): Do not clear the addresses_taken bitmap.
20149 (free_stmt_operands): Do not free it.
20150 * tree-ssa.c (delete_tree_ssa): Likewise.
20151 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
20153 2009-04-16 Richard Guenther <rguenther@suse.de>
20155 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20156 (walk_stmt_load_store_ops): Likewise.
20157 * gimple.c (get_base_loadstore): New function.
20158 (walk_stmt_load_store_addr_ops): Likewise.
20159 (walk_stmt_load_store_ops): Likewise.
20160 * ipa-pure-const.c (check_op): Simplify.
20161 (check_load, check_store): New functions.
20162 (check_stmt): Use walk_stmt_load_store_ops.
20163 * ipa-reference.c (mark_load): Adjust signature.
20164 (mark_store): Likewise.
20165 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20167 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20169 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20170 (plugin_info): New.
20171 * opts.c (common_handle_option): Don't call print_version.
20172 * plugin.c (plugin_name_args): Add version.
20173 (register_plugin_info): New.
20174 (register_callback): Handle PLUGIN_INFO.
20175 (try_init_one_plugin): New.
20176 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
20178 (finalize_one_plugin): New.
20179 (finalize_plugins): New.
20180 (print_one_plugin): New.
20181 (print_plugins_versions): New.
20182 * plugin.h (print_plugins_versions): New.
20183 (finalize_plugins): New.
20184 * toplev.c (compile_file): Don't call initialize_plugins.
20185 (print_version): Call print_plugins_versions.
20186 (toplev_main): Call initialize_plugins. Print version if needed.
20187 Call finalize_plugins.
20189 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20191 * common.opt (fversion): New.
20192 * gcc.c (print_version): New.
20193 (process_command): Don't print the version. Just set print_version.
20194 (main): Print version. Call subprocesses if print_version and
20195 verbose_flag are set.
20196 * opts.c (common_handle_option): Handle OPT_fversion.
20198 2009-04-16 Richard Guenther <rguenther@suse.de>
20199 Ira Rosen <irar@il.ibm.com>
20201 PR tree-optimization/39698
20202 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20203 type of the reduction variable. Only generate the def if
20206 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20207 make sure to first convert to an integer of the same precision.
20208 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20209 the type of the evolution correctly in computing the new
20210 induction variable base.
20212 2009-04-16 Richard Guenther <rguenther@suse.de>
20214 PR middle-end/39625
20215 * tree-cfg.c (make_blocks): Split statements with to-be
20216 abnormal SSA names on the lhs.
20218 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20220 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20221 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20222 * c-typeck.c (really_start_incremental_init): Likewise.
20223 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20224 (TARGET_INITIALIZER): Remove it.
20225 * target.h (struct target): Remove vector_opaque_p.
20226 * tree.c (build_opaque_vector_type): New.
20227 * tree.h (TYPE_VECTOR_OPAQUE): New.
20228 (build_opaque_vector_type): Declare.
20229 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20230 * config/rs6000/rs6000.c (build_opaque_vector_type,
20231 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20232 (rs6000_init_builtins): Use build_opaque_vector_type for
20233 opaque_V4SI_type_node.
20235 2009-04-15 Catherine Moore <clm@codesourcery.com>
20237 * debug.h (set_name): Declare.
20238 * dwarf2out.c (dwarf2out_set_name): Declare.
20239 (dwarf2_debug_hooks): Add set_name.
20240 (find_AT_string): New.
20241 (add_AT_string): Call find_AT_string.
20242 (dwarf2out_set_name): New.
20243 * cp/decl.c (grokdeclarator): Call set_name.
20244 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20245 * debug.c (do_nothing_debug_hooks): Likewise.
20246 * dbxout.c (dbx_debug_hooks): Likewise.
20247 * sdbout.c (sdb_debug_hooks): Likewise.
20249 2009-04-15 Michael Eager <eager@eagercon.com>
20251 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20252 reg for single-precision FPU.
20253 * config/rs6000/rs6000.md (movsi_internal1): Only for
20254 !TARGET_SINGLE_FPU.
20255 (movsi_internal1_single): New. Add pattern to move SI values to/from
20256 single-precision FP regs.
20258 2009-04-15 Richard Guenther <rguenther@suse.de>
20260 * omp-low.c (lower_rec_input_clauses): Build correct address
20262 (expand_omp_for_generic): Fix multiplication type.
20263 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20264 (generate_memset_zero): Fix types.
20265 * tree-profile.c (prepare_instrumented_value): Correctly
20268 2009-04-15 Ian Lance Taylor <iant@google.com>
20270 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20271 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20272 for -Wall and for -Wc++-compat.
20273 (c_common_post_options): For C++, set warn_enum_compare if not
20275 * c-tree.h (struct c_expr): Add field original_type.
20276 (build_external_ref): Update declaration.
20277 * c-parser.c (c_parser_braced_init): Set original_type.
20278 (c_parser_initelt): Likewise.
20279 (c_parser_expr_no_commas): Likewise.
20280 (c_parser_conditional_expression): Likewise.
20281 (c_parser_cast_expression): Likewise.
20282 (c_parser_unary_expression): Likewise. Pull setting of
20283 original_code to top of function.
20284 (c_parser_sizeof_expression): Set original_type.
20285 (c_parser_alignof_expression): Likewise.
20286 (c_parser_postfix_expression): Likewise. Pull setting of
20287 original_code to top of function.
20288 (c_parser_postfix_expression_after_paren_type): Set original_type.
20289 (c_parser_postfix_expression_after_primary): Likewise.
20290 (c_parser_expression): Likewise.
20291 * c-typeck.c (build_external_ref): Add type parameter. Change all
20293 (c_expr_sizeof_expr): Set original_type field.
20294 (parser_build_unary_op): Likewise.
20295 (parser_build_binary_op): Likewise. Optionally warn about
20296 comparisons of enums of different types.
20297 (digest_init): Set original_type field.
20298 (really_start_incremental_init): Likewise.
20299 (push_init_level, pop_init_level): Likewise.
20300 * doc/invoke.texi (Warning Options): -Wenum-compare now
20303 2009-04-15 Richard Guenther <rguenther@suse.de>
20305 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20306 out a necessary conversion.
20307 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20308 names we didn't value number.
20309 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20311 2009-04-15 Richard Guenther <rguenther@suse.de>
20313 PR tree-optimization/39764
20314 * tree-ssa-ccp.c (get_value): Canonicalize value with
20315 canonicalize_float_value.
20317 2009-04-15 Jan Hubicka <jh@suse.cz>
20319 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20320 Wrong version of patch.
20322 2009-04-15 Jan Hubicka <jh@suse.cz>
20324 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20326 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20328 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20329 our distinct integral and vector types.
20331 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20333 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20334 * init.c (build_vtbl_address): Remove call to assemble_external.
20336 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20338 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20339 output for other floating point modes.
20341 2009-04-14 Diego Novillo <dnovillo@google.com>
20343 * diagnostic.c (diagnostic_report_diagnostic): Do not
20344 warn about loaded plugins for DK_ERROR and DK_WARNING.
20345 * c-decl.c (declspecs_add_type): Move call to
20346 invoke_plugin_callbacks ...
20347 * c-parser.c (c_parser_declspecs): ... here.
20348 * plugin.c (dump_active_plugins): Tidy output.
20350 2009-04-14 Diego Novillo <dnovillo@google.com>
20351 Le-Chun Wu <lcwu@google.com>
20353 * configure.ac: Add --enable-plugin support.
20354 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20355 * Makefile.in (PLUGIN_H): Define.
20356 Export ENABLE_PLUGIN and GMPINC to site.exp.
20357 Add PLUGINLIBS to link command.
20358 Add/modify dependencies for plugin.o and files including plugin.h.
20360 * config.in: Regenerate.
20362 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20365 2009-04-14 Le-Chun Wu <lcwu@google.com>
20367 * tree-pass.h (register_one_dump_file): Add a prototype for
20368 register_one_dump_file.
20369 * toplev.c (compile_file): Call initialize_plugins.
20370 (do_compile): Call invoke_plugin_callbacks.
20371 (toplev_main): Call invoke_plugin_callbacks.
20372 * common.opt: Add -fplugin= and -fplugin-arg-.
20373 * gcc-plugin.h: New public header file for plugins to include.
20374 * plugin.c: New source file.
20375 * plugin.h: New internal header file.
20376 * passes.c (register_one_dump_file): Make it external.
20378 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20380 2009-04-14 Diego Novillo <dnovillo@google.com>
20382 * doc/plugins.texi: New.
20383 * doc/gccint.texi: Add reference to Plugins chapter.
20384 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20385 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20386 loaded plugins, if any.
20387 * timevar.def (TV_PLUGIN_INIT): Define.
20388 (TV_PLUGIN_RUN): Define.
20389 * plugin.c: Include timevar.h
20390 (plugins_active_p): New.
20391 (dump_active_plugins): New.
20392 (debug_active_plugins): New.
20394 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20396 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20398 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20400 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20402 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20403 the same as a minus without a shift.
20405 2009-04-14 Nick Clifton <nickc@redhat.com>
20407 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20408 comparisons with small integers will always produce a short
20411 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20414 2008-12-19 Diego Novillo <dnovillo@google.com>
20416 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20418 2009-04-14 Richard Guenther <rguenther@suse.de>
20420 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20422 (verify_gimple_assign_binary): Likewise. Handle shifts and
20424 (verify_gimple_phi): Print the mismatched argument position.
20425 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20427 (vect_update_init_of_dr): Likewise.
20428 * matrix-reorg.c (transform_access_sites): Do what the
20430 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20432 2009-04-13 Michael Eager <eager@eagercon.com>
20434 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20435 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20436 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20437 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20438 remove duplicate config
20440 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20442 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20443 file_name:line_number type locator of the call site.
20445 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20447 * genautomata.c: Put blank after comma.
20448 (automaton_decls): New.
20449 (struct unit_usage): Add comments to member next.
20450 (store_alt_unit_usage): Keep the list ordered.
20451 (unit_present_on_list_p, equal_alternatives_p): New.
20452 (check_regexp_units_distribution): Check units distribution
20453 correctness correctly.
20454 (main): Don't write automata if error is found. Return correct
20457 * config/m68k/cf.md (cfv4_ds): Remove.
20458 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20459 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20461 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20462 power4-load-ext, power4-store, power4-store-update,
20463 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20464 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20465 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20466 power4-sqrt, power4-isync): Modify reservation to make correct
20467 unit distribution to automata.
20469 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20470 power5-store-update, power5-two, power5-three, power5-lmul,
20471 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20473 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20475 * except.c (pass_set_nothrow_function_flags): Set name and add
20477 (set_nothrow_function_flags): Mention in the dump file when
20478 changing a function to nothrow.
20480 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20483 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20484 instead of unsigned long.
20486 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20488 * config/arm/arm.c (return_used_this_function): Remove.
20489 (arm_output_function_prologue): Remove use of
20490 return_used_this_function.
20491 (output_return_instruction): Replace use of
20492 return_used_this_function
20493 by cfun->machine->return_used_this_function.
20494 (arm_output_epilogue): Likewise.
20495 (arm_output_function_epilogue): Likewise.
20496 (thumb_unexpanded_epilogue): Likewise.
20497 * config/arm/arm.h (struct machine_function):
20498 New member return_used_this_function.
20500 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20502 * doc/install.texi: Correct description of default directory for
20503 --with-gxx-include-dir.
20505 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20507 * fold-const.c (build_range_check): Properly deal with enumeral and
20508 boolean base types.
20510 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20512 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20513 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20514 * params.h (MAX_GCSE_PASSES): Remove.
20515 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20516 in sequence. Remove ability to run multiple passes.
20517 (bypass_jumps): Report run as third CPROP pass.
20519 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20521 PR middle-end/39651
20522 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20523 when deciding whether the whole SEQUENCE can throw.
20525 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20528 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20529 offseted label references.
20531 2009-04-11 Jan Hubicka <jh@suse.cz>
20533 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20535 2009-04-11 Richard Guenther <rguenther@suse.de>
20537 PR middle-end/39732
20538 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20539 return variables as TREE_ADDRESSABLE.
20541 2009-04-11 Richard Guenther <rguenther@suse.de>
20543 PR tree-optimization/39713
20544 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20545 reference trees have SSA_NAME operands.
20547 2009-04-11 Richard Guenther <rguenther@suse.de>
20550 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20551 address expressions.
20553 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20555 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20556 match changes in Cygwin 1.7
20557 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20558 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20560 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20562 PR tree-optimization/39701
20563 * doc/invoke.texi (Optimization Options): Document change in
20564 meaning and initialization of -fdelete-null-pointer-checks.
20566 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20568 PR middle-end/39701
20569 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20571 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20574 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20576 2009-04-10 Chao-ying Fu <fu@mips.com>
20578 * doc/tm.texi (Instruction Output): Document
20579 TARGET_ASM_FINAL_POSTSCAN_INSN.
20580 * target.h (final_postscan_insn): New field in asm_out.
20581 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20582 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20583 * final.c (final_scan_insn): Call
20584 targetm.asm_out.final_postscan_insn after outputting
20585 an asm macro and a normal instruction.
20587 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20588 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20589 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20590 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20591 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20593 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20595 PR middle-end/39701
20596 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20597 variables as non-NULL even with -fdelete-null-pointer-checks.
20599 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20601 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20603 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20606 * config/i386/i386.c (classify_argument): Handle SCmode with
20607 (bit_offset % 64) != 0.
20609 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20611 * doc/invoke.texi (Optimize Options): Add cross-reference to
20612 -Q --help=optimizers examples.
20614 2009-04-10 Ben Elliston <bje@au.ibm.com>
20617 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20618 regalign for the reg == fpr and TDmode case.
20620 2009-04-09 David Ayers <ayers@fsfe.org>
20623 * objc/objc-act.c (warn_with_method): Remove helper function.
20624 (check_duplicates): Call warning and inform directly.
20625 (really_start_method): Likewise.
20627 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20629 * expmed.c (expand_divmod): Always use a comparison for a division
20630 by a large unsigned integer.
20632 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20633 for things others than variables or functions as nonzero.
20635 2009-04-09 Nick Clifton <nickc@redhat.com>
20637 * unwind-compat.c: Change copyright header to refer to version
20638 3 of the GNU General Public License with version 3.1 of the
20639 GCC Runtime Library Exception and to point readers at the
20640 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20641 * config/alpha/crtfastmath.c: Likewise.
20642 * config/alpha/linux-unwind.h: Likewise.
20643 * config/alpha/qrnnd.asm: Likewise.
20644 * config/alpha/vms-crt0-64.c: Likewise.
20645 * config/alpha/vms-crt0.c: Likewise.
20646 * config/alpha/vms-dwarf2.asm: Likewise.
20647 * config/alpha/vms-dwarf2eh.asm: Likewise.
20648 * config/alpha/vms-psxcrt0-64.c: Likewise.
20649 * config/alpha/vms-psxcrt0.c: Likewise.
20650 * config/alpha/vms_tramp.asm: Likewise.
20651 * config/arc/initfini.c: Likewise.
20652 * config/arc/lib1funcs.asm: Likewise.
20653 * config/arm/bpabi-v6m.S: Likewise.
20654 * config/arm/bpabi.S: Likewise.
20655 * config/arm/bpabi.c: Likewise.
20656 * config/arm/crti.asm: Likewise.
20657 * config/arm/crtn.asm: Likewise.
20658 * config/arm/ieee754-df.S: Likewise.
20659 * config/arm/ieee754-sf.S: Likewise.
20660 * config/arm/lib1funcs.asm: Likewise.
20661 * config/arm/libunwind.S: Likewise.
20662 * config/arm/linux-atomic.c: Likewise.
20663 * config/arm/mmintrin.h: Likewise.
20664 * config/arm/pr-support.c: Likewise.
20665 * config/arm/unaligned-funcs.c: Likewise.
20666 * config/arm/unwind-arm.c: Likewise.
20667 * config/arm/unwind-arm.h: Likewise.
20668 * config/avr/libgcc.S: Likewise.
20669 * config/bfin/crti.s: Likewise.
20670 * config/bfin/crtlibid.s: Likewise.
20671 * config/bfin/crtn.s: Likewise.
20672 * config/bfin/lib1funcs.asm: Likewise.
20673 * config/bfin/linux-unwind.h: Likewise.
20674 * config/cris/arit.c: Likewise.
20675 * config/cris/cris_abi_symbol.c: Likewise.
20676 * config/darwin-64.c: Likewise.
20677 * config/darwin-crt2.c: Likewise.
20678 * config/darwin-crt3.c: Likewise.
20679 * config/darwin.h: Likewise.
20680 * config/dbxelf.h: Likewise.
20681 * config/dfp-bit.c: Likewise.
20682 * config/dfp-bit.h: Likewise.
20683 * config/elfos.h: Likewise.
20684 * config/fixed-bit.c: Likewise.
20685 * config/fixed-bit.h: Likewise.
20686 * config/fp-bit.c: Likewise.
20687 * config/fp-bit.h: Likewise.
20688 * config/fr30/crti.asm: Likewise.
20689 * config/fr30/crtn.asm: Likewise.
20690 * config/fr30/lib1funcs.asm: Likewise.
20691 * config/freebsd-spec.h: Likewise.
20692 * config/frv/cmovd.c: Likewise.
20693 * config/frv/cmovh.c: Likewise.
20694 * config/frv/cmovw.c: Likewise.
20695 * config/frv/frvbegin.c: Likewise.
20696 * config/frv/frvend.c: Likewise.
20697 * config/frv/lib1funcs.asm: Likewise.
20698 * config/glibc-stdint.h: Likewise.
20699 * config/h8300/clzhi2.c: Likewise.
20700 * config/h8300/crti.asm: Likewise.
20701 * config/h8300/crtn.asm: Likewise.
20702 * config/h8300/ctzhi2.c: Likewise.
20703 * config/h8300/fixunssfsi.c: Likewise.
20704 * config/h8300/lib1funcs.asm: Likewise.
20705 * config/h8300/parityhi2.c: Likewise.
20706 * config/h8300/popcounthi2.c: Likewise.
20707 * config/i386/ammintrin.h: Likewise.
20708 * config/i386/att.h: Likewise.
20709 * config/i386/avxintrin.h: Likewise.
20710 * config/i386/biarch64.h: Likewise.
20711 * config/i386/bmmintrin.h: Likewise.
20712 * config/i386/cpuid.h: Likewise.
20713 * config/i386/cross-stdarg.h: Likewise.
20714 * config/i386/crtfastmath.c: Likewise.
20715 * config/i386/crtprec.c: Likewise.
20716 * config/i386/cygming-crtbegin.c: Likewise.
20717 * config/i386/cygming-crtend.c: Likewise.
20718 * config/i386/cygwin.asm: Likewise.
20719 * config/i386/emmintrin.h: Likewise.
20720 * config/i386/gmm_malloc.h: Likewise.
20721 * config/i386/gthr-win32.c: Likewise.
20722 * config/i386/i386.h: Likewise.
20723 * config/i386/immintrin.h: Likewise.
20724 * config/i386/linux-unwind.h: Likewise.
20725 * config/i386/linux64.h: Likewise.
20726 * config/i386/mm3dnow.h: Likewise.
20727 * config/i386/mmintrin-common.h: Likewise.
20728 * config/i386/mmintrin.h: Likewise.
20729 * config/i386/nmmintrin.h: Likewise.
20730 * config/i386/pmm_malloc.h: Likewise.
20731 * config/i386/pmmintrin.h: Likewise.
20732 * config/i386/smmintrin.h: Likewise.
20733 * config/i386/sol2-c1.asm: Likewise.
20734 * config/i386/sol2-ci.asm: Likewise.
20735 * config/i386/sol2-cn.asm: Likewise.
20736 * config/i386/sol2-gc1.asm: Likewise.
20737 * config/i386/tmmintrin.h: Likewise.
20738 * config/i386/unix.h: Likewise.
20739 * config/i386/w32-unwind.h: Likewise.
20740 * config/i386/wmmintrin.h: Likewise.
20741 * config/i386/x86-64.h: Likewise.
20742 * config/i386/x86intrin.h: Likewise.
20743 * config/i386/xmmintrin.h: Likewise.
20744 * config/ia64/crtbegin.asm: Likewise.
20745 * config/ia64/crtend.asm: Likewise.
20746 * config/ia64/crtfastmath.c: Likewise.
20747 * config/ia64/crti.asm: Likewise.
20748 * config/ia64/crtn.asm: Likewise.
20749 * config/ia64/fde-glibc.c: Likewise.
20750 * config/ia64/lib1funcs.asm: Likewise.
20751 * config/ia64/linux-unwind.h: Likewise.
20752 * config/ia64/quadlib.c: Likewise.
20753 * config/ia64/unwind-ia64.c: Likewise.
20754 * config/linux.h: Likewise.
20755 * config/m32c/m32c-lib1.S: Likewise.
20756 * config/m32c/m32c-lib2-trapv.c: Likewise.
20757 * config/m32c/m32c-lib2.c: Likewise.
20758 * config/m32r/initfini.c: Likewise.
20759 * config/m68hc11/larith.asm: Likewise.
20760 * config/m68hc11/m68hc11-crt0.S: Likewise.
20761 * config/m68k/cf.md: Likewise.
20762 * config/m68k/crti.s: Likewise.
20763 * config/m68k/crtn.s: Likewise.
20764 * config/m68k/lb1sf68.asm: Likewise.
20765 * config/m68k/linux-unwind.h: Likewise.
20766 * config/mcore/crti.asm: Likewise.
20767 * config/mcore/crtn.asm: Likewise.
20768 * config/mcore/lib1.asm: Likewise.
20769 * config/mips/linux-unwind.h: Likewise.
20770 * config/mips/loongson.h: Likewise.
20771 * config/mips/mips16.S: Likewise.
20772 * config/mmix/crti.asm: Likewise.
20773 * config/mmix/crtn.asm: Likewise.
20774 * config/pa/fptr.c: Likewise.
20775 * config/pa/hpux-unwind.h: Likewise.
20776 * config/pa/lib2funcs.asm: Likewise.
20777 * config/pa/linux-atomic.c: Likewise.
20778 * config/pa/linux-unwind.h: Likewise.
20779 * config/pa/milli64.S: Likewise.
20780 * config/pa/quadlib.c: Likewise.
20781 * config/pa/stublib.c: Likewise.
20782 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20783 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20784 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20785 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20786 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20787 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20788 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20789 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20790 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20791 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20792 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20793 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20794 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20795 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20796 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20797 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20798 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20799 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20800 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20801 * config/rs6000/750cl.h: Likewise.
20802 * config/rs6000/altivec.h: Likewise.
20803 * config/rs6000/biarch64.h: Likewise.
20804 * config/rs6000/crtresfpr.asm: Likewise.
20805 * config/rs6000/crtresgpr.asm: Likewise.
20806 * config/rs6000/crtresxfpr.asm: Likewise.
20807 * config/rs6000/crtresxgpr.asm: Likewise.
20808 * config/rs6000/crtsavfpr.asm: Likewise.
20809 * config/rs6000/crtsavgpr.asm: Likewise.
20810 * config/rs6000/darwin-asm.h: Likewise.
20811 * config/rs6000/darwin-fallback.c: Likewise.
20812 * config/rs6000/darwin-fpsave.asm: Likewise.
20813 * config/rs6000/darwin-ldouble.c: Likewise.
20814 * config/rs6000/darwin-tramp.asm: Likewise.
20815 * config/rs6000/darwin-unwind.h: Likewise.
20816 * config/rs6000/darwin-vecsave.asm: Likewise.
20817 * config/rs6000/darwin-world.asm: Likewise.
20818 * config/rs6000/e500crtres32gpr.asm: Likewise.
20819 * config/rs6000/e500crtres64gpr.asm: Likewise.
20820 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20821 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20822 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20823 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20824 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20825 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20826 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20827 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20828 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20829 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20830 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20831 * config/rs6000/eabi-ci.asm: Likewise.
20832 * config/rs6000/eabi-cn.asm: Likewise.
20833 * config/rs6000/eabi.asm: Likewise.
20834 * config/rs6000/linux-unwind.h: Likewise.
20835 * config/rs6000/linux64.h: Likewise.
20836 * config/rs6000/paired.h: Likewise.
20837 * config/rs6000/paired.md: Likewise.
20838 * config/rs6000/ppc64-fp.c: Likewise.
20839 * config/rs6000/ppu_intrinsics.h: Likewise.
20840 * config/rs6000/rs6000.h: Likewise.
20841 * config/rs6000/si2vmx.h: Likewise.
20842 * config/rs6000/sol-ci.asm: Likewise.
20843 * config/rs6000/sol-cn.asm: Likewise.
20844 * config/rs6000/spe.h: Likewise.
20845 * config/rs6000/spu2vmx.h: Likewise.
20846 * config/rs6000/sysv4.h: Likewise.
20847 * config/rs6000/tramp.asm: Likewise.
20848 * config/rs6000/vec_types.h: Likewise.
20849 * config/s390/linux-unwind.h: Likewise.
20850 * config/s390/tpf-unwind.h: Likewise.
20851 * config/score/crti.asm: Likewise.
20852 * config/score/crtn.asm: Likewise.
20853 * config/sh/crt1.asm: Likewise.
20854 * config/sh/crti.asm: Likewise.
20855 * config/sh/crtn.asm: Likewise.
20856 * config/sh/divtab-sh4-300.c: Likewise.
20857 * config/sh/divtab-sh4.c: Likewise.
20858 * config/sh/divtab.c: Likewise.
20859 * config/sh/lib1funcs-4-300.asm: Likewise.
20860 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20861 * config/sh/lib1funcs.asm: Likewise.
20862 * config/sh/lib1funcs.h: Likewise.
20863 * config/sh/linux-atomic.asm: Likewise.
20864 * config/sh/linux-unwind.h: Likewise.
20865 * config/sh/shmedia.h: Likewise.
20866 * config/sh/sshmedia.h: Likewise.
20867 * config/sh/ushmedia.h: Likewise.
20868 * config/sparc/crtfastmath.c: Likewise.
20869 * config/sparc/linux-unwind.h: Likewise.
20870 * config/sparc/sol2-c1.asm: Likewise.
20871 * config/sparc/sol2-ci.asm: Likewise.
20872 * config/sparc/sol2-cn.asm: Likewise.
20873 * config/spu/divmodti4.c: Likewise.
20874 * config/spu/divv2df3.c: Likewise.
20875 * config/spu/float_disf.c: Likewise.
20876 * config/spu/float_unsdidf.c: Likewise.
20877 * config/spu/float_unsdisf.c: Likewise.
20878 * config/spu/float_unssidf.c: Likewise.
20879 * config/spu/mfc_multi_tag_release.c: Likewise.
20880 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20881 * config/spu/mfc_tag_release.c: Likewise.
20882 * config/spu/mfc_tag_reserve.c: Likewise.
20883 * config/spu/mfc_tag_table.c: Likewise.
20884 * config/spu/multi3.c: Likewise.
20885 * config/spu/spu_internals.h: Likewise.
20886 * config/spu/spu_intrinsics.h: Likewise.
20887 * config/spu/spu_mfcio.h: Likewise.
20888 * config/spu/vec_types.h: Likewise.
20889 * config/spu/vmx2spu.h: Likewise.
20890 * config/stormy16/stormy16-lib2.c: Likewise.
20891 * config/svr4.h: Likewise.
20892 * config/sync.c: Likewise.
20893 * config/v850/lib1funcs.asm: Likewise.
20894 * config/vxlib-tls.c: Likewise.
20895 * config/vxlib.c: Likewise.
20896 * config/vxworks-dummy.h: Likewise.
20897 * config/xtensa/crti.asm: Likewise.
20898 * config/xtensa/crtn.asm: Likewise.
20899 * config/xtensa/ieee754-df.S: Likewise.
20900 * config/xtensa/ieee754-sf.S: Likewise.
20901 * config/xtensa/lib1funcs.asm: Likewise.
20902 * config/xtensa/lib2funcs.S: Likewise.
20903 * config/xtensa/linux-unwind.h: Likewise.
20904 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20905 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20906 * coretypes.h: Likewise.
20907 * crtstuff.c: Likewise.
20908 * defaults.h: Likewise.
20909 * dwarf2.h: Likewise.
20910 * emutls.c: Likewise.
20911 * gbl-ctors.h: Likewise.
20912 * gcov-io.h: Likewise.
20913 * ginclude/float.h: Likewise.
20914 * ginclude/iso646.h: Likewise.
20915 * ginclude/stdarg.h: Likewise.
20916 * ginclude/stdbool.h: Likewise.
20917 * ginclude/stddef.h: Likewise.
20918 * ginclude/stdfix.h: Likewise.
20919 * ginclude/stdint-gcc.h: Likewise.
20920 * ginclude/tgmath.h: Likewise.
20921 * gthr-aix.h: Likewise.
20922 * gthr-dce.h: Likewise.
20923 * gthr-gnat.c: Likewise.
20924 * gthr-gnat.h: Likewise.
20925 * gthr-lynx.h: Likewise.
20926 * gthr-mipssde.h: Likewise.
20927 * gthr-nks.h: Likewise.
20928 * gthr-posix.c: Likewise.
20929 * gthr-posix.h: Likewise.
20930 * gthr-posix95.h: Likewise.
20931 * gthr-rtems.h: Likewise.
20932 * gthr-single.h: Likewise.
20933 * gthr-solaris.h: Likewise.
20934 * gthr-tpf.h: Likewise.
20935 * gthr-vxworks.h: Likewise.
20936 * gthr-win32.h: Likewise.
20937 * gthr.h: Likewise.
20938 * libgcc2.c: Likewise.
20939 * libgcc2.h: Likewise.
20940 * libgcov.c: Likewise.
20941 * tsystem.h: Likewise.
20942 * typeclass.h: Likewise.
20943 * unwind-c.c: Likewise.
20944 * unwind-compat.h: Likewise.
20945 * unwind-dw2-fde-compat.c: Likewise.
20946 * unwind-dw2-fde-darwin.c: Likewise.
20947 * unwind-dw2-fde-glibc.c: Likewise.
20948 * unwind-dw2-fde.c: Likewise.
20949 * unwind-dw2-fde.h: Likewise.
20950 * unwind-dw2.c: Likewise.
20951 * unwind-dw2.h: Likewise.
20952 * unwind-generic.h: Likewise.
20953 * unwind-pe.h: Likewise.
20954 * unwind-sjlj.c: Likewise.
20955 * unwind.inc: Likewise.
20956 * config/arm/neon-gen.ml: Change generated copyright header to
20957 refer to version 3 of the GNU General Public License with
20958 version 3.1 of the GCC Runtime Library Exception and to point
20959 readers at the COPYING3 and COPYING3.RUNTIME files and the
20960 FSF's license web page.
20961 * config/arm/arm_neon.h: Regenerate.
20963 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20965 * config/cris/cris.md: Change copyright header to refer to version
20966 3 of the GNU General Public License.
20967 * doc/install.texi2html: Change copyright header to refer to version
20968 3 of the GNU General Public License and to point readers at the
20969 COPYING3 file and the FSF's license web page.
20970 * config/vax/linux.h: Likewise.
20972 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20974 * config/i386/i386.md (cmpcc): New.
20975 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20976 (sync_compare_and_swap_cc*): Delete.
20978 * config/s390/s390.c (s390_compare_emitted): Remove.
20979 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20980 s390_compare_emitted used to be handled. Assert that modes match.
20981 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20982 refer to sync_compare_and_swap_ccsi.
20983 * config/s390/s390.h (s390_compare_emitted): Remove.
20984 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20985 instead of s390_compare_emitted.
20986 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20987 instead of s390_compare_emitted.
20988 * config/s390/s390.md (cmpcc): New.
20989 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20990 CC_REGNUM, do not pretend it's set.
20991 (sync_compare_and_swap_cc*): Delete.
20992 * config/s390/predicates.md (cc_reg_operand): New.
20994 * expr.c (sync_compare_and_swap_cc): Delete.
20995 * optabs.h (sync_compare_and_swap_cc): Delete.
20996 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20997 is being used with can_compare_p.
20998 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20999 (find_cc_set): New.
21000 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21001 look for a MODE_CC set instead. Use emit_store_flag.
21002 (expand_compare_and_swap_loop): Likewise, with some additional
21003 complication to avoid a force_reg when useless. Use
21004 emit_cmp_and_jump_insns.
21005 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21006 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21007 sync_compare_and_swap documentation.
21009 2009-04-09 Jan Hubicka <jh@suse.cz>
21011 * except.c (find_prev_try): Break out from ....
21012 (duplicate_eh_regions): ... here; properly update prev_try pointers
21013 when duplication part of tree.
21014 (dump_eh_tree): Improve dumping.
21015 (verify_eh_region): New.
21016 (verify_eh_tree): Use it.
21018 2009-04-06 Richard Guenther <rguenther@suse.de>
21020 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21021 &ARRAY addresses by adjusting their types and prepending
21023 * tree-cfg.c (verify_gimple_assign_single): Verify that
21024 addresses are correct.
21026 2009-04-09 Richard Guenther <rguenther@suse.de>
21028 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21029 indices into an array reference if possible.
21030 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21031 Fold POINTER_PLUS_EXPR statements with invariant address.
21033 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21036 * config.gcc (powerpc64-*-linux*): Always build biarch.
21038 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21041 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21042 it and pedwarn if this results in an INTEGER_CST.
21044 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21046 * doc/install.texi: Update minimum GMP version. Remove obsolete
21047 text in MPFR section.
21049 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21051 * dwarf2out.c (class_scope_p): New static inline.
21052 (class_or_namespace_scope_p): Use it.
21053 (gen_variable_die): Use DW_TAG_member tag for static data member
21054 declarations instead of DW_TAG_variable.
21056 PR middle-end/39573
21057 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21060 2009-04-08 Richard Guenther <rguenther@suse.de>
21062 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21063 valueize random data.
21065 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21067 * config.gcc (aix tm_file): Add aix-stdint.h.
21068 (aix tm clause use_gcc_stdint): Set to wrap.
21069 * config/rs6000/aix-stdint.h: New file.
21071 2009-04-08 Richard Guenther <rguenther@suse.de>
21073 PR middle-end/36291
21074 * tree-dfa.c (add_referenced_var): Do not recurse into
21075 global initializers.
21076 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21078 (fold_const_aggregate_ref): Likewise.
21080 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21082 * recog.c (ordered_comparison_operator): New.
21083 * gensupport.c (std_preds): Add it.
21084 * doc/md.texi (Machine-Independent Predicates): Document it.
21086 2009-04-08 Jan Hubicka <jh@suse.cz>
21088 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21089 * function.h (rtl_eh): Remove exception_handler_label_map.
21090 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21091 remove_exception_handler_label, for_each_eh_label_1): Remove.
21092 (rtl_remove_unreachable_regions): Remove.
21093 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21094 (find_exception_handler_labels): Don't build the hashtable.
21095 (maybe_remove_eh_handler): Remove.
21096 (for_each_eh_label): Rewrite to walk the tree.
21097 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21098 * except.h (maybe_remove_eh_handler): Remove.
21099 * passes.c (init_optimization_passes): Schedule second EH cleanup
21101 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21102 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21104 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21106 * genoutput.c (validate_optab_operands): New.
21107 (gen_insn, gen_expand): Call it.
21109 * genflags.c (gen_insn): Detect misused iterators.
21110 (main): Pass line_no to gen_insn, exit with status 1 on error.
21112 * genextract.c (line_no): Make global.
21113 (VEC_safe_set_locstr): Change assertion to error message.
21114 (main): Exit with status 1 on error.
21116 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21120 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21121 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21122 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21123 * c-convert.c (convert): Do not call fold on results of conversion
21124 functions when the result is a C_MAYBE_CONST_EXPR.
21125 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21126 of __builtin_choose_expr.
21127 * c-typeck.c (remove_c_maybe_const_expr): New.
21128 (build_unary_op, build_conditional_expr, build_compound_expr,
21129 build_binary_op, c_objc_common_truthvalue_conversion): Call
21130 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
21133 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
21135 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
21136 CODE to produce a new one. Add a prototype to use fold_convert_const
21138 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
21141 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
21142 mix declarations and code.
21144 2009-04-08 Ben Elliston <bje@au.ibm.com>
21146 * gcc.c: Replace `CC' with `GCC' throughout.
21148 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
21150 * doc/invoke.texi: Document Atom support.
21152 2009-04-07 Jason Merrill <jason@redhat.com>
21155 * c-common.h, c-common.c: Add flag_pretty_templates.
21156 * c-opts.c (c_common_handle_option): Set it.
21157 * c.opt: Add -fno-pretty-templates.
21158 * doc/invoke.texi (C++ Dialect Options): Likewise.
21160 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21162 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21163 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21164 (ia64_expand_builtin): Likewise.
21166 2009-04-07 Martin Jambor <mjambor@suse.cz>
21168 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21169 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21170 ADDR_EXPRS are include too.
21172 2009-04-07 Richard Guenther <rguenther@suse.de>
21174 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
21175 decls are only used if passes as parameters or if they are
21176 local statics and the call is not to a builtin.
21177 (call_may_clobber_ref_p_1): Likewise.
21179 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21181 * expr.c (do_store_flag): Remove last argument. Simplify code
21182 to avoid duplication of tests already done by can_compare_p.
21183 (expand_expr_real_1): Adjust caller.
21185 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21187 * optabs.c (can_compare_p): Test the predicate of a
21188 cbranch and cstore pattern.
21190 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21192 * expr.c (convert_move): Use emit_store_flag instead of
21195 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21197 * config/i386/i386.c (ix86_compare_emitted): Remove.
21198 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21199 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21200 * config/i386/i386.h (ix86_compare_emitted): Remove.
21201 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21202 instead of ix86_compare_emitted.
21203 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21205 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21207 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21208 Add t-sysroot-suffix to tmake_file.
21209 * config/print-sysroot-suffix.sh: New file.
21210 * config/t-sysroot-suffix: New file.
21212 2009-04-07 Ben Elliston <bje@au.ibm.com>
21214 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21215 as the latter produces a warning when the target does not support
21218 2009-04-07 Ben Elliston <bje@au.ibm.com>
21220 * dfp.c: Replace type punning assignments with memcpy throughout.
21221 * Makefile.in (dfp.o-warn): Remove.
21223 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21226 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21227 Include soft-fp/t-softfp after rs6000/t-linux64.
21229 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21231 * stor-layout.c (set_sizetype): Use the full precision of their
21232 machine mode for bitsize types.
21234 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21236 * config/i386/i386.md: Revert 2 accidental checkins.
21238 2009-04-06 Joey Ye <joey.ye@intel.com>
21239 Xuepeng Guo <xuepeng.guo@intel.com>
21240 H.J. Lu <hongjiu.lu@intel.com>
21242 Atom pipeline model, tuning and insn selection.
21243 * config.gcc (atom): Add atom config options and target.
21245 * config/i386/atom.md: New.
21247 * config/i386/i386.c (atom_cost): New cost.
21248 (m_ATOM): New macro flag.
21249 (initial_ix86_tune_features): Set m_ATOM.
21250 (x86_accumulate_outgoing_args): Likewise.
21251 (x86_arch_always_fancy_math_387): Likewise.
21252 (processor_target): Add Atom cost.
21253 (cpu_names): Add Atom cpu name.
21254 (override_options): Set Atom ISA.
21255 (ix86_issue_rate): New case PROCESSOR_ATOM.
21256 (ix86_adjust_cost): Likewise.
21258 * config/i386/i386.h (TARGET_ATOM): New target macro.
21259 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21260 (TARGET_OPT_AGU): New target option.
21261 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21262 (processor_type): Add PROCESSOR_ATOM.
21264 * config/i386/i386.md (cpu): Add new value "atom".
21265 (use_carry, movu): New attr.
21266 (atom.md): Include atom.md.
21267 (adddi3_carry_rex64): Set attr "use_carry".
21268 (addqi3_carry): Likewise.
21269 (addhi3_carry): Likewise.
21270 (addsi3_carry): Likewise.
21271 (*addsi3_carry_zext): Likewise.
21272 (subdi3_carry_rex64): Likewise.
21273 (subqi3_carry): Likewise.
21274 (subhi3_carry): Likewise.
21275 (subsi3_carry): Likewise.
21276 (x86_movdicc_0_m1_rex64): Likewise.
21277 (*x86_movdicc_0_m1_se): Likewise.
21278 (x86_movsicc_0_m1): Likewise.
21279 (*x86_movsicc_0_m1_se): Likewise.
21280 (*adddi_1_rex64): Emit add insn as much as possible.
21281 (*addsi_1): Likewise.
21282 (return_internal): Set atom_unit.
21283 (return_internal_long): Likewise.
21284 (return_pop_internal): Likewise.
21285 (*rcpsf2_sse): Set atom_sse_attr attr.
21286 (*qrt<mode>2_sse): Likewise.
21287 (*prefetch_sse): Likewise.
21289 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21291 (ix86_target_macros_internal): Likewise.
21293 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21294 (*prefetch_sse_rex): Likewise.
21295 (sse_rcpv4sf2): Likewise.
21296 (sse_vmrcpv4sf2): Likewise.
21297 (sse_sqrtv4sf2): Likewise.
21298 (<sse>_vmsqrt<mode>2): Likewise.
21299 (sse_ldmxcsr): Likewise.
21300 (sse_stmxcsr): Likewise.
21301 (*sse_sfence): Likewise.
21302 (sse2_clflush): Likewise.
21303 (*sse2_mfence): Likewise.
21304 (*sse2_lfence): Likewise.
21305 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21306 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21307 (avx_movdqu<avxmodesuffix>): Likewise.
21308 (avx_lddqu<avxmodesuffix>): Likewise.
21309 (sse2_movntv2di): Change attr "type" to "ssemov".
21310 (sse2_movntsi): Likewise.
21311 (rsqrtv8sf2): Change attr "type" to "sseadd".
21312 (sse3_addsubv2df3): Set attr "atom_unit".
21313 (sse3_h<plusminus_insn>v4sf3): Likewise.
21314 (*sse2_pmaddwd): Likewise.
21315 (*vec_extractv2di_1_rex64): Likewise.
21316 (*vec_extractv2di_1_avx): Likewise.
21317 (sse2_psadbw): Likewise.
21318 (ssse3_phaddwv8hi3): Likewise.
21319 (ssse3_phaddwv4hi3): Likewise.
21320 (ssse3_phadddv4si3): Likewise.
21321 (ssse3_phadddv2si3): Likewise.
21322 (ssse3_phaddswv8hi3): Likewise.
21323 (ssse3_phaddswv4hi3): Likewise.
21324 (ssse3_phsubwv8hi3): Likewise.
21325 (ssse3_phsubwv4hi3): Likewise.
21326 (ssse3_phsubdv4si3): Likewise.
21327 (ssse3_phsubdv2si3): Likewise.
21328 (ssse3_phsubswv8hi3): Likewise.
21329 (ssse3_phsubswv4hi3): Likewise.
21330 (ssse3_pmaddubsw128): Likewise.
21331 (sse3_pmaddubsw: Likewise.
21332 (ssse3_palignrti): Likewise.
21333 (ssse3_palignrdi): Likewise.
21335 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21337 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21339 2009-04-06 Richard Guenther <rguenther@suse.de>
21341 PR tree-optimization/28868
21342 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21343 of which PHI results we inserted.
21344 (insert_into_preds_of_block): Record inserted PHIs.
21345 (eliminate): Eliminate redundant PHI nodes.
21346 (init_pre): Init inserted_phi_names.
21348 2009-04-06 Richard Guenther <rguenther@suse.de>
21350 PR tree-optimization/39643
21351 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21352 IMAGPART_EXPRs of complex constants.
21353 (execute_fold_all_builtins): If we folded a call queue
21354 TODO_update_address_taken.
21356 2009-04-06 Jan Hubicka <jh@suse.cz>
21358 PR middle-end/39659
21359 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21362 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21364 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21366 (ic_invalidate_array): Likewise.
21368 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21370 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21371 alignment for library calls.
21373 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21375 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21376 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21377 * config/i386/mingw-stdint.h: New file.
21379 2009-04-05 Richard Guenther <rguenther@suse.de>
21381 PR tree-optimization/39648
21382 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21383 our &A vs. &A[0] IL deficiencies.
21385 2009-04-04 Jan Hubicka <jh@suse.cz>
21387 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21388 removed toplevel regions.
21389 (sjlj_mark_call_sites): Likewise.
21391 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21393 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21394 (cygwin tm clause use_gcc_stdint): Set to wrap.
21395 * config/i386/cygwin-stdint.h: New file.
21397 2009-04-04 Richard Guenther <rguenther@suse.de>
21399 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21400 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21401 single-argument PHIs if we are in loop-closed SSA form.
21402 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21403 for the pre-condition.
21404 (slpeel_tree_peel_loop_to_edge): Likewise.
21405 (vect_build_loop_niters): Take an optional sequence to append stmts.
21406 (vect_generate_tmps_on_preheader): Likewise.
21407 (vect_do_peeling_for_loop_bound): Take extra guards for the
21409 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21410 the cost model check.
21411 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21412 guards if we are going to peel. Do not apply versioning in that case.
21413 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21414 (vect_do_peeling_for_loop_bound): Likewise.
21415 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21416 loop bound only record extra pre-conditions, do not apply loop
21419 2009-04-04 Richard Guenther <rguenther@suse.de>
21421 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21424 2009-04-04 Jan Hubicka <jh@suse.cz>
21426 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21427 last_basic_block for size of bb->index indexed array.
21428 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21429 compute_out, link_btr_uses, build_btr_def_use_webs,
21430 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21432 2009-04-04 Jan Hubicka <jh@suse.cz>
21434 * except.c (remove_eh_handler_and_replace): Break out from ...
21435 (remove_eh_handler): ... here.
21436 (bring_to_root): New function.
21437 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21438 handled ones, bring others to root of tree.
21440 2009-04-04 Jan Hubicka <jh@suse.cz>
21442 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21443 (all_phis_safe_to_merge): New function.
21444 (update_info): New structure.
21445 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21446 (cleanup_empty_eh): Update SSA if possible.
21448 2009-04-04 Richard Guenther <rguenther@suse.de>
21450 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21451 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21452 (append_vuse): Likewise.
21454 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21456 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21457 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21458 instead of REG_UNSAVED for DW_CFA_undefined.
21459 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21460 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21463 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21466 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21468 2009-04-04 Richard Guenther <rguenther@suse.de>
21470 PR tree-optimization/8781
21471 PR tree-optimization/37892
21472 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21473 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21474 (valueize_refs): Call it for *& valueizations.
21475 (shared_reference_ops_from_ref): Rename to ...
21476 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21477 (shared_reference_ops_from_call): Rename to ...
21478 (valueize_shared_reference_ops_from_call): ... this and valueize.
21479 (vn_reference_lookup): Update.
21480 (visit_reference_op_call): Likewise.
21481 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21482 (eliminate): Value-replace the call address in call statements.
21484 2009-04-04 Richard Guenther <rguenther@suse.de>
21486 PR tree-optimization/39636
21487 * tree-ssa-forwprop.c
21488 (forward_propagate_addr_into_variable_array_index): Check for
21489 GIMPLE_ASSIGN before accessing the rhs code.
21491 2009-04-03 Jason Merrill <jason@redhat.com>
21493 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21495 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21497 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21498 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21499 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21500 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21501 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21502 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21503 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21504 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21505 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21506 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21507 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21508 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21509 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21510 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21511 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21512 Use fr_reg_or_fp01_operand instead of fr_register_operand
21514 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21515 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21516 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21518 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21520 PR rtl-optimization/39607
21521 PR rtl-optimization/39631
21525 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21526 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21527 instead of DF_LR_OUT.
21528 * ira-lives.c (process_bb_node_lives): Ditto.
21529 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21530 instead of DF_LR_{OUT,IN}.
21531 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21532 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21534 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21536 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21537 (execute_lower_omp): Always run but take the short way out if -fopenmp
21539 (gate_lower_omp): Remove, forcing the pass manager to always run the
21540 pass and always set PROP_gimple_lomp.
21541 (pass_lower_omp): Remove gate function.
21542 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21543 PROP_trees. Instead, require it.
21544 * ipa-cp.c (pass_ipa_cp): Likewise.
21545 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21546 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21547 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21548 and PROP_gimple_leh.
21550 2009-04-03 Richard Guenther <rguenther@suse.de>
21552 PR middle-end/13146
21553 PR tree-optimization/23940
21554 PR tree-optimization/33237
21555 PR middle-end/33974
21556 PR middle-end/34093
21557 PR tree-optimization/36201
21558 PR tree-optimization/36230
21559 PR tree-optimization/38049
21560 PR tree-optimization/38207
21561 PR tree-optimization/38230
21562 PR tree-optimization/38301
21563 PR tree-optimization/38585
21564 PR middle-end/38895
21565 PR tree-optimization/38985
21566 PR tree-optimization/39299
21567 * tree-ssa-structalias.h: Remove.
21568 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21569 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21570 (struct vuse_element_d): Remove.
21571 (struct vuse_vec_d): Likewise.
21572 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21573 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21574 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21575 VUSE_ELEMENT_VAR): Likewise.
21576 (struct voptype_d): Likewise.
21577 (NUM_VOP_FREE_BUCKETS): Likewise.
21578 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21579 (struct stmt_operands_d): Remove.
21580 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21581 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21582 VDEF_NUM, VDEF_VECT): Likewise.
21583 (copy_virtual_operands): Remove.
21584 (operand_build_cmp): Likewise.
21585 (create_ssa_artificial_load_stmt): Likewise.
21586 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21587 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21588 vuse_index and mayuse_index members. Pack and move done and iter_type
21589 members to the front.
21590 (SSA_OP_VMAYUSE): Remove.
21591 (SSA_OP_VIRTUAL_USES): Adjust.
21592 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21593 (unlink_stmt_vdef): Declare.
21594 (add_to_addressable_set): Remove.
21595 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21596 (vrp_visit_stmt): Likewise.
21597 * doc/tree-ssa.texi (Alias analysis): Update.
21598 * doc/invoke.texi (max-aliased-vops): Remove docs.
21599 (avg-aliased-vops): Likewise.
21600 * tree-into-ssa.c (syms_to_rename): Remove.
21601 (need_to_update_vops_p): Likewise.
21602 (need_to_initialize_update_ssa_p): Rename to ...
21603 (update_ssa_initialized_fn): ... this. Track function we are
21605 (symbol_marked_for_renaming): Simplify.
21606 (add_new_name_mapping): Do not set need_to_update_vops_p.
21607 (dump_currdefs): Use SYMS_TO_RENAME.
21608 (rewrite_update_stmt): Always walk all uses/defs.
21609 (dump_update_ssa): Adjust.
21610 (init_update_ssa): Take function argument. Track what we are
21612 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21613 (create_new_def_for): Initialize for cfun, assert we are initialized
21615 (mark_sym_for_renaming): Simplify.
21616 (mark_set_for_renaming): Do not initialize update-ssa.
21617 (need_ssa_update_p): Simplify. Take function argument.
21618 (name_mappings_registered_p): Assert we ask for the correct function.
21619 (name_registered_for_update_p): Likewise.
21620 (ssa_names_to_replace): Likewise.
21621 (release_ssa_name_after_update_ssa): Likewise.
21622 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21623 (dump_decl_set): Do not print a newline.
21624 (debug_decl_set): Do it here.
21625 (dump_update_ssa): And here.
21626 * tree-ssa-loop-im.c (move_computations): Adjust.
21627 (movement_possibility): Likewise.
21628 (determine_max_movement): Likewise.
21629 (gather_mem_refs_stmt): Likewise.
21630 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21631 or NAME_MEMORY_TAG.
21632 * tree-complex.c (update_all_vops): Remove.
21633 (expand_complex_move): Adjust.
21634 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21635 Simplify test for memory referencing statement. Exclude
21636 non-invariant ADDR_EXPRs.
21637 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21638 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21639 (rdg_flag_uses): Likewise.
21640 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21642 (tree_optimize_tail_calls_1): Also split the
21643 edge from the entry block if we have degenerate PHI nodes in
21644 the first basic block.
21645 * tree.c (init_ttree): Remove memory-tag related code.
21646 (tree_code_size): Likewise.
21647 (tree_node_structure): Likewise.
21648 (build7_stat): Re-write to be build6_stat.
21649 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21650 (SSA_VAR_P): Adjust.
21651 (struct tree_memory_tag): Remove.
21652 (struct tree_memory_partition_tag): Likewise.
21653 (union tree_node): Adjust.
21654 (build7): Re-write to be build6.
21655 * tree-pass.h (pass_reset_cc_flags): Remove.
21656 (TODO_update_address_taken): New flag.
21657 (pass_simple_dse): Remove.
21658 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21659 * params.h (MAX_ALIASED_VOPS): Remove.
21660 (AVG_ALIASED_VOPS): Likewise.
21661 * omp-low.c (expand_omp_taskreg): Update SSA form.
21662 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21663 aliases the lhs in a copy stmt.
21664 * tree-ssa-dse.c (struct address_walk_data): Remove.
21665 (memory_ssa_name_same): Likewise.
21666 (memory_address_same): Likewise.
21667 (get_kill_of_stmt_lhs): Likewise.
21668 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21669 unused stores. Look through PHI nodes into post-dominated regions.
21670 (dse_optimize_stmt): Simplify. Properly remove stores.
21671 (tree_ssa_dse): Compute dominators.
21672 (execute_simple_dse): Remove.
21673 (pass_simple_dse): Likewise.
21674 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21675 gimple_loaded_syms and gimple_stored_syms computation.
21676 * toplev.c (dump_memory_report): Dump alias and pta stats.
21677 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21678 (vn_reference_eq): Likewise.
21679 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21680 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21681 valueize_vuses): Remove.
21682 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21683 (get_def_ref_stmt_vuse): ... this.
21684 (vn_reference_lookup_2): New function.
21685 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21686 walking equivalent vuses. Simplify.
21687 (vn_reference_lookup): Likewise.
21688 (vn_reference_insert): Likewise.
21689 (vn_reference_insert_pieces): Likewise.
21690 (visit_reference_op_call): Simplify.
21691 (visit_reference_op_load): Likewise.
21692 (visit_reference_op_store): Likewise.
21693 (init_scc_vn): Remove shared_lookup_vuses initialization.
21694 (free_scc_vn): Remove shared_lookup_vuses freeing.
21695 (sort_vuses, sort_vuses_heap): Remove.
21696 (get_ref_from_reference_ops): Export.
21697 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21698 vector with single vuse pointer.
21699 (vn_reference_lookup_pieces, vn_reference_lookup,
21700 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21701 (shared_vuses_from_stmt): Remove.
21702 (get_ref_from_reference_ops): Declare.
21703 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21704 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21705 memory-tag related code.
21706 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21707 (likely_value): Add comment, skip static-chain of call statements.
21708 (surely_varying_stmt_p): Adjust.
21709 (gimplify_and_update_call_from_tree): Likewise.
21710 (execute_fold_all_builtins): Do not rebuild alias info.
21711 (gimplify_and_update_call_from_tree): Properly update VOPs.
21712 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21713 (copy_ref_info): Remove memory-tag related code.
21714 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21715 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21716 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21718 * tree-ssa-dom.c (gimple_p): Remove typedef.
21719 (eliminate_redundant_computations): Adjust.
21720 (record_equivalences_from_stmt): Likewise.
21721 (avail_expr_hash): Likewise.
21722 (avail_expr_eq): Likewise.
21723 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21724 (stmt_makes_single_load): Likewise.
21725 (stmt_makes_single_store): Likewise.
21726 * tree-ssa-alias.c: Rewrite completely.
21727 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21728 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21729 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21730 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21731 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21732 Remove public functions.
21733 (pass_reset_cc_flags): Remove.
21734 (pass_build_alias): Move ...
21735 * tree-ssa-structalias.c (pass_build_alias): ... here.
21736 * tree-ssa-alias.c (may_be_aliased): Move ...
21737 * tree-flow-inline.h (may_be_aliased): ... here.
21738 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21739 count_uses_and_derefs): Move ...
21740 * gimple.c: ... here.
21741 * gimple.h (count_uses_and_derefs): Declare.
21742 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21743 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21744 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21745 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21746 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21747 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21748 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21750 * tree-dfa.c (refs_may_alias_p): Move ...
21751 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21752 * tree-ssa-alias.h: New file.
21753 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21754 (statement_sink_location): Likewise.
21755 * opts.c (decode_options): Do not adjust max-aliased-vops or
21756 avg-aliased-vops values.
21757 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21758 (TV_CALL_CLOBBER): Likewise.
21759 (TV_FLOW_SENSITIVE): Likewise.
21760 (TV_FLOW_INSENSITIVE): Likewise.
21761 (TV_MEMORY_PARTITIONING): Likewise.
21762 (TV_ALIAS_STMT_WALK): New timevar.
21763 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21764 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21765 (get_address_description): Remove memory-tag related code.
21766 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21767 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21768 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21769 and immediate uses in statements. Document.
21770 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21771 (dump_symbols): Remove.
21772 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21773 * alias.c (get_deref_alias_set): New function split out from ...
21774 (get_alias_set): ... here.
21775 * alias.h (get_deref_alias_set): Declare.
21776 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21777 type parameter. Remove restrict pointer handling. Create a
21778 ref-all pointer in case type-based alias sets do not conflict.
21779 (vect_analyze_data_refs): Remove SMT related code.
21780 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21781 (vectorizable_load): Likewise.
21782 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21783 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21784 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21785 Ignore vops and SMTs.
21786 (dr_analyze_alias): Likewise..
21787 (free_data_ref): Likewise.
21788 (create_data_ref): Likewise.
21789 (analyze_all_data_dependences): Likewise.
21790 (get_references_in_stmt): Adjust.
21791 * tree-flow-inline.h (gimple_aliases_computed_p,
21792 gimple_addressable_vars, gimple_call_clobbered_vars,
21793 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21794 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21795 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21796 gimple_mem_ref_stats): Remove.
21797 (gimple_vop): New function.
21798 (op_iter_next_use): Remove vuses and mayuses cases.
21799 (op_iter_next_def): Remove vdefs case.
21800 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21801 (clear_and_done_ssa_iter): Do not set removed fields.
21802 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21803 Assert we are not iterating over vuses or vdefs if not also
21804 iterating over uses or defs.
21805 (op_iter_init_use): Likewise.
21806 (op_iter_init_def): Likewise.
21807 (op_iter_next_vdef): Remove.
21808 (op_iter_next_mustdef): Likewise.
21809 (op_iter_init_vdef): Likewise.
21810 (compare_ssa_operands_equal): Likewise.
21811 (link_use_stmts_after): Handle vuse operand.
21812 (is_call_used): Use is_call_clobbered.
21813 (is_call_clobbered): Global variables are always call clobbered,
21814 query the call-clobbers bitmap.
21815 (mark_call_clobbered): Ignore global variables.
21816 (clear_call_clobbered): Likewise.
21817 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21818 virtual operands sanity check.
21819 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21821 (TARGET_MEM_REF): Remove TMR_TAG operand.
21822 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21823 Remove call-clobber related code.
21824 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21825 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21826 partitions or escape reason.
21827 (get_single_def_stmt, get_single_def_stmt_from_phi,
21828 get_single_def_stmt_with_phi): Remove.
21829 (dump_referenced_vars): Tidy.
21830 (get_ref_base_and_extent): Allow bare decls.
21831 (collect_dfa_stats): Adjust.
21832 * graphite.c (rename_variables_in_stmt): Adjust.
21833 (graphite_copy_stmts_from_block): Likewise.
21834 (translate_clast): Likewise.
21835 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21837 (translate_vuse_through_block): Use the oracle.
21838 (phi_translate_1): Adjust.
21839 (value_dies_in_block_x): Use the oracle. Cache the outcome
21841 (valid_in_sets): Check if the VUSE for
21842 a REFERENCE is available.
21843 (eliminate): Do not remove stmts during elimination,
21844 instead queue and remove them afterwards.
21845 (do_pre): Do not rebuild alias info.
21846 (pass_pre): Run TODO_rebuild_alias before PRE.
21847 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21848 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21849 (mark_all_v_defs_stmt): Remove.
21850 (mark_all_v_defs_seq): Adjust.
21851 (sra_replace): Likewise.
21852 (scalarize_use): Likewise.
21853 (scalarize_copy): Likewise.
21854 (scalarize_init): Likewise.
21855 (scalarize_ldst): Likewise.
21856 (todoflags): Remove.
21857 (tree_sra): Do not rebuild alias info.
21858 (tree_sra_early): Adjust.
21859 (pass_sra): Run TODO_update_address_taken before SRA.
21860 * tree-predcom.c (set_alias_info): Remove.
21861 (prepare_initializers_chain): Do not call it.
21862 (mark_virtual_ops_for_renaming): Adjust.
21863 (mark_virtual_ops_for_renaming_list): Remove.
21864 (initialize_root_vars): Adjust.
21865 (initialize_root_vars_lm): Likewise.
21866 (prepare_initializers_chain): Likewise.
21867 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21868 (may_propagate_copy_into_stmt): Likewise.
21869 (merge_alias_info): Do nothing for now.
21870 (propagate_tree_value_into_stmt): Adjust.
21871 (stmt_may_generate_copy): Likewise.
21872 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21873 not mark symbols for renaming.
21874 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21875 with the same statement, make sure to update the new pointed-to one.
21876 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21877 call statements, do not mark symbols for renaming.
21878 (mark_operand_necessary): Dump something.
21879 (ref_may_be_aliased): New function.
21880 (mark_aliased_reaching_defs_necessary_1): New helper function.
21881 (mark_aliased_reaching_defs_necessary): Likewise.
21882 (mark_all_reaching_defs_necessary_1): Likewise.
21883 (mark_all_reaching_defs_necessary): Likewise.
21884 (propagate_necessity): Do not process virtual PHIs. For
21885 non-aliased loads mark all reaching definitions as necessary.
21886 For aliased loads and stores mark the immediate dominating
21887 aliased clobbers as necessary.
21888 (visited): New global static.
21889 (perform_tree_ssa_dce): Free visited bitmap after propagating
21891 (remove_dead_phis): Perform simple dead virtual PHI removal.
21892 (remove_dead_stmt): Properly unlink virtual operands when
21894 (eliminate_unnecessary_stmts): Schedule PHI removal after
21896 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21897 (process_replaceable): Likewise.
21898 (find_replaceable_in_bb): Likewise.
21899 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21900 based on the single gimple vop.
21901 (verify_flow_insensitive_alias_info): Remove.
21902 (verify_flow_sensitive_alias_info): Likewise.
21903 (verify_call_clobbering): Likewise.
21904 (verify_memory_partitions): Likewise.
21905 (verify_alias_info): Likewise.
21906 (verify_ssa): Adjust..
21907 (execute_update_addresses_taken): Export. Update SSA
21908 manually. Optimize only when optimizing. Use a local bitmap.
21909 (pass_update_address_taken): Remove TODO_update_ssa, add
21911 (pass_update_address_taken): Just use TODO_update_address_taken.
21912 (init_tree_ssa): Do not initialize addressable_vars.
21913 (verify_ssa): Verify new VUSE / VDEF properties.
21914 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21915 Do not call verify_alias_info.
21916 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21917 Do not free the loaded and stored syms bitmaps. Reset the escaped
21918 and callused solutions. Do not free addressable_vars.
21919 Remove memory-tag related code.
21920 (warn_uninitialized_var): Aliases are always available.
21921 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21922 * lambda-code.c (can_put_in_inner_loop): Adjust.
21923 (can_put_after_inner_loop): Likewise.
21924 (perfect_nestify): Likewise.
21925 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21926 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21927 (vectorizable_conversion): Do not mark symbols for renaming.
21928 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21929 (expand_call_inline): Unlink the calls virtual operands before
21931 (tree_function_versioning): Do not call update_ssa if we are not
21932 updating clones. Simplify.
21933 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21934 (propagate_with_phi): Likewise..
21935 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21936 clobber code. Assert we are not aliased or global.
21937 * tree-flow.h: Include tree-ssa-alias.h
21938 (enum escape_type): Remove.
21939 (struct mem_sym_stats_d): Likewise.
21940 (struct mem_ref_stats_d): Likewise.
21941 (struct gimple_df): Add vop member. Remove global_var,
21942 call_clobbered_vars, call_used_vars, addressable_vars,
21943 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21944 escaped and callused members.
21945 (struct ptr_info_def): Remove all members, add points-to solution
21947 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21948 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21949 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21950 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21951 (tree-ssa-alias.o): Likewise.
21952 (toplev.o): Add tree-ssa-alias.h
21953 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21954 * gimple.c (gimple_set_bb): Fix off-by-one error.
21955 (is_gimple_reg): Do not handle memory tags.
21956 (gimple_copy): Also copy virtual operands.
21957 Delay updating the statement. Do not reset loaded and stored syms.
21958 (gimple_set_stored_syms): Remove.
21959 (gimple_set_loaded_syms): Likewise.
21960 (gimple_call_copy_skip_args): Copy the virtual operands
21961 and mark the new statement modified.
21962 * tree-ssa-structalias.c (may_alias_p): Remove.
21963 (set_uids_in_ptset): Take the alias set to prune with as
21964 parameter. Fold in the alias test of may_alias_p.
21965 (compute_points_to_sets): Compute whether a ptr is dereferenced
21966 in a local sbitmap.
21967 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21968 other ADDRESSOF constraints on the lhs.
21969 (get_constraint_for_component_ref): Assert that we don't get
21970 ADDRESSOF constraints from the base of the reference.
21971 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21972 (struct variable_info): Remove collapsed_to member.
21973 (get_varinfo_fc): Remove.
21974 (new_var_info): Do not set collapsed_to.
21975 (dump_constraint): Do not follow cycles.
21976 (dump_constraint_graph): Likewise.
21977 (build_pred_graph): Likewise.
21978 (build_succ_graph): Likewise.
21979 (rewrite_constraints): Likewise.
21980 (do_simple_structure_copy): Remove.
21981 (do_rhs_deref_structure_copy): Remove.
21982 (do_lhs_deref_structure_copy): Remove.
21983 (collapse_rest_of_var): Remove.
21984 (do_structure_copy): Re-implement.
21985 (pta_stats): New global variable.
21986 (dump_pta_stats): New function.
21987 (struct constraint_expr): Make offset signed.
21988 (UNKNOWN_OFFSET): Define special value.
21989 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21990 (solution_set_expand): New helper function split out from ...
21991 (do_sd_constraint): ... here.
21992 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21993 (do_ds_constraint): Likewise.
21994 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21995 and CALLUSED = *CALLUSED.
21996 (set_union_with_increment): Make inc argument signed.
21997 (type_safe): Remove.
21998 (get_constraint_for_ptr_offset): Handle unknown and negative
22000 (first_vi_for_offset): Handle offsets before start. Bail
22001 out early for offsets beyond the variable extent.
22002 (first_or_preceding_vi_for_offset): New function.
22003 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22004 Together with ESCAPED = *ESCAPED this properly computes reachability.
22005 (find_what_var_points_to): New function.
22006 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22007 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22008 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22009 pt_solutions_intersect): New functions.
22010 (compute_call_used_vars): Remove.
22011 (compute_may_aliases): New main entry into PTA computation.
22012 * gimple.h (gimple_p): New typedef.
22013 (struct gimple_statement_base): Remove references_memory_p.
22014 (struct gimple_statement_with_memory_ops_base): Remove
22015 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22017 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22018 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22019 gimple_set_references_memory): Remove.
22020 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22021 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22023 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22024 (verify_expr): Allow RESULT_DECL.
22025 (gimple_duplicate_bb): Do not copy virtual operands.
22026 (gimple_duplicate_sese_region): Adjust.
22027 (gimple_duplicate_sese_tail): Likewise.
22028 (mark_virtual_ops_in_region): Remove.
22029 (move_sese_region_to_fn): Do not call it.
22030 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22031 and pass_simple_dse.
22032 (execute_function_todo): Handle TODO_update_address_taken,
22033 call execute_update_addresses_taken for TODO_rebuild_alias.
22034 (execute_todo): Adjust.
22035 (execute_one_pass): Init dump files early.
22036 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22038 (create_general_new_stmt): Clear vops.
22039 * tree-ssa-reassoc.c (get_rank): Adjust.
22040 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22041 symbols for renaming.
22042 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22043 (PARAM_AVG_ALIASED_VOPS): Likewise.
22044 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22045 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22046 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22047 (operand_build_cmp, copy_virtual_operands,
22048 create_ssa_artificial_load_stmt, add_to_addressable_set,
22049 gimple_add_to_addresses_taken): Remove public functions.
22050 (unlink_stmt_vdef): New function.
22052 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22054 * config.gcc (powerpc-*-linux*): Merge variants.
22056 2009-04-02 Chao-ying Fu <fu@mips.com>
22057 James Grosbach <james.grosbach@microchip.com>
22059 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22060 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22062 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22063 keep_interrupts_masked_p, use_debug_exception_return_p.
22064 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22065 keep_interrupts_masked, use_debug_exception_return.
22066 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22067 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22069 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22070 (mips_print_operand): Process COP0 registers to print $0 .. $31
22071 correctly for GAS to process.
22072 (mips_interrupt_extra_call_saved_reg_p): New function.
22073 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22075 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22076 (mips_compute_frame_info): Add supports for interrupt context that
22077 includes doubleword accumulators and COP0 registers.
22078 (mips_for_each_saved_acc): New function.
22079 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22080 mips_for_each_saved_reg.
22081 (mips_save_reg): Save accumulators.
22082 (mips_kernel_reg_p): A new for_each_rtx callback.
22083 (mips_expand_prologue): Support interrupt handlers.
22084 (mips_restore_reg): Restore accumulators.
22085 (mips_expand_epilogue): Support interrupt handlers.
22086 (mips_can_use_return_insn): Return false for interrupt handlers.
22087 (mips_epilogue_uses): New function.
22088 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22089 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22090 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22091 cop0_move): New instructions.
22092 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22093 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22095 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22097 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22098 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22099 interrupt handlers, we use K0 as the temporary register.
22100 (EPILOGUE_USES): Change to a function call.
22101 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22102 handlers, we use K0 as the temporary register.
22104 * doc/extend.texi (Function Attributes): Document interrupt,
22105 use_shadow_register_set, keep_interrupts_masked,
22106 use_debug_exception_return for MIPS attributes.
22108 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22110 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22111 Remove a number of t-files from tmake_file.
22112 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22113 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22114 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22115 target_prototype, not TARGET_PROTOTYPE.
22116 (LINK_OS_GNU_SPEC): Define.
22117 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22118 and darwin-ldoubdle.c.
22120 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22123 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22124 (cpp_options): Ditto.
22125 (default_compilers): Ditto.
22126 (display_help): Ditto.
22127 (process_command): Ditto.
22128 (do_spec_1): Ditto.
22129 (set_input): Use lbasename instead of duplicate code.
22130 (save_temps_prefix): New static for -save-temps=obj.
22131 (save_temps_length): Ditto.
22133 * doc/invoke.texi (-save-temps=obj): Document new variant to
22134 -save-temps switch.
22136 2009-04-02 Jeff Law <law@redhat.com>
22138 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
22141 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22143 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
22144 * configure: Regenerated.
22146 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22148 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
22149 share the argument list.
22151 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22155 2009-02-12 Diego Novillo <dnovillo@google.com>
22157 * varpool.c (debug_varpool): New.
22158 * cgraph.h (debug_varpool): Declare.
22160 2009-04-02 Jan Hubicka <jh@suse.cz>
22162 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22165 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22167 * config/i386/i386.c (ix86_abi): Move initialization to ...
22168 (override_options): Here.
22170 2009-04-02 Christian Bruel <christian.bruel@st.com>
22172 * config/sh/sh.c (sh_dwarf_register_span): New function.
22173 (TARGET_DWARF_REGISTER_SPAN): Define.
22174 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
22176 2009-04-02 Ira Rosen <irar@il.ibm.com>
22178 PR tree-optimization/39595
22179 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
22180 interleaved loads group is not greater than the SLP group size.
22182 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22184 * builtins.c (is_builtin_name): New.
22185 (called_as_built_in): Use is_builtin_name.
22186 * tree.h (is_builtin_name): New.
22187 * varasm.c (incorporeal_function_p): Use is_builtin_name
22189 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22191 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22193 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22196 * c-decl.c (clone_underlying_type): Move this ...
22197 * c-common.c (set_underlying_type): ... here.
22198 Also, make sure the function properly sets TYPE_STUB_DECL() on
22199 the newly created typedef variant type.
22200 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22201 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22204 2009-04-02 Richard Guenther <rguenther@suse.de>
22206 PR tree-optimization/37221
22207 * tree-flow.h (degenerate_phi_result): Declare.
22208 * tree-ssa-dom.c (degenerate_phi_result): Export.
22209 * tree-scalar-evolution.c (analyze_initial_condition): If
22210 the initial condition is defined by a degenerate PHI node
22211 use the degenerate value.
22213 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22215 PR rtl-optimization/39588
22216 * combine.c (merge_outer_ops): Do not set the constant when this
22218 (simplify_shift_const_1): Do not modify it either in this case.
22220 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22222 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22223 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22225 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22228 * c-lex.c (interpret_float): Default (no suffix) is double.
22230 2009-04-1 Xinliang David Li <davidxl@google.com>
22232 * config/i386/i386.c (legitimate_constant_p): Recognize
22233 all one vector constant.
22235 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22237 * config/vax/vax.c: Add #includes to silence warnings.
22238 Change #include order to silence two warnings.
22240 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22242 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22243 (ASM_SPEC): Pass -k to the assembler for PIC code.
22245 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22247 * config.gcc: Add vax-*-linux* to the switch.
22248 * config/vax/linux.h: New file. (TARGET_VERSION,
22249 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22251 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22253 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22254 Use predicate macros instead of GET_CODE() == foo.
22255 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22256 ashlsi3, rotrsi3, <unnamed>): Likewise.
22258 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22260 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22261 jbbccihi, jbbccisi): Remova trailing whitespace.
22262 * config/vax/constraints.md: Likewise.
22263 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22264 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22265 * config/vax/predicates.md: Likewise.
22266 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22267 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22268 * config/vax/vax.h: Likewise.
22269 * config/vax/vax.md (nonlocal_goto): Likewise.
22271 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22273 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22274 (indirectable_address_p, adjacent_operands_p): Add spaces around
22276 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22278 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22280 * config/vax/vax.c (legitimate_constant_address_p,
22281 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22282 index_term_p, reg_plus_index_p, legitimate_address_p,
22283 vax_mode_dependent_address_p): Update comments to match functions
22284 modified by the recent int->bool conversion.
22286 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22288 * config/vax/builtins.md: Update copyright message.
22289 * config/vax/constraints.md: Likewise.
22290 * config/vax/netbsd-elf.h: Likewise.
22291 * config/vax/predicates.md: Likewise.
22292 * config/vax/vax-protos.h: Likewise.
22293 * config/vax/vax.c: Likewise.
22294 * config/vax/vax.h: Likewise.
22295 * config/vax/vax.md: Likewise.
22296 * config/vax/vax.opt: Likewise.
22298 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22300 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22301 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22302 * config/vax/constraints.md (B, R): Likewise.
22303 * config/vax/predicates.md (external_memory_operand,
22304 nonimmediate_addsub_di_operand): Likewise.
22305 * config/vax/vax.c (vax_output_int_add): Likewise.
22306 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22307 untyped_call): Likewise.
22309 2009-04-01 Matt Thomas <matt@3am-software.com>
22311 * config/vax/predicates.md: New file.
22312 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22313 external_const_operand, nonsymbolic_operand, external_memory_operand,
22314 indirect_memory_operand, indexed_memory_operand,
22315 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22316 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22318 * config/vax/constraints.md: New file.
22319 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22321 * config/vax/builtins.md: New file.
22322 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22323 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22325 * config/vax/vax.opt (mqmath): Add option.
22326 * config/vax/vax.md (isfx): Extend with DI.
22327 (VAXintQH, VAXintQHSD): Define.
22328 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22329 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22330 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22331 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22332 (movdi): Update constraints and use vax_output_int_move().
22333 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22334 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22335 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22336 nonlocal_goto): New.
22337 (mov<mode>): Extend accepted operand types.
22338 (subdi3_old): Rename from subdi3, change update constraints and use
22339 a new implementation.
22340 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22341 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22342 MOVE_RATIO, CLEAR_RATIO): Define.
22343 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22344 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22345 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22346 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22347 (split_quadword_operands): Make static and really allow variable
22349 (print_operand_address): Update for PIC generation.
22350 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22351 indexable_address_p, fixup_mathdi_operand,
22352 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22353 (vax_float_literal, legitimate_constant_p,
22354 indirectable_constant_address_p, index_term_p,
22355 reg_plus_index_p): Return bool instead of int.
22356 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22358 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22360 (vax_output_conditional_branch): Indent.
22361 (legitimate_constant_address_p, indirectable_constant_address_p,
22362 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22363 vax_mode_dependent_address_p): Return bool instead of int, update for
22365 * config/vax/vax-protos.h (legitimate_constant_address_p,
22366 legitimate_constant_p, legitimate_address_p,
22367 vax_mode_dependent_address_p): Change declaration to bool.
22368 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22369 vax_expand_addsub_di_operands, vax_output_int_subtract,
22370 vax_output_movmemsi): Declare.
22371 (split_quadword_operands, vax_float_literal): Delete declaration.
22372 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22373 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22374 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22375 ASM_OUTPUT_DWARF_PCREL): Define.
22376 (ASM_SPEC): Change definition to allow PIC generation.
22378 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22380 * doc/sourcebuild.texi: Update front-end requirements.
22382 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22385 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22386 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22387 (booldi3_internal3): Use boolean_or_operator instead of
22390 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22393 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22394 declarator whose size is not an integer constant expression but
22395 folds to an integer constant, then treat it as a constant
22398 2009-04-01 Richard Guenther <rguenther@suse.de>
22400 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22401 i * 4 + 2 to (i * 2 + 1) * 2.
22403 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22406 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22407 return if c_parser_asm_string_literal returned NULL.
22409 2009-04-01 Nick Clifton <nickc@redhat.com>
22411 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22413 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22414 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22415 other typedefs to avoid conflicts with libgcc2.c. Define labels
22416 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22418 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22419 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22422 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22424 * varasm.c (default_function_rodata_section): Declare DOT as
22427 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22428 Andrey Galkin <agalkin@hypercom.com>
22431 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22432 Make object_name unique for each process.
22434 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22437 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22438 addressable variables in the parallel that could go out of scope while
22439 running queued tasks.
22441 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22443 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22444 (CASE_VALUES_THRESHOLD): Redefine.
22445 * config/avr/avr.c (avr_override_options): Remove initialization of
22446 avr_case_values_threshold variable.
22447 (avr_case_values_threshold): Remove variable. Add new function.
22448 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22449 * config/avr/avr.opt (mno-tablejump): Remove option.
22450 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22452 2009-04-01 DJ Delorie <dj@redhat.com>
22454 * varasm.c (default_function_rodata_section): Don't assume
22455 anything about where the first '.' in the section name is.
22457 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22459 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22460 rs6000_emit_stack_tie.
22462 2009-03-31 Ian Lance Taylor <iant@google.com>
22464 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22465 gimple_code with GIMPLE_RESX, not RESX.
22467 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22469 * c-common.c (c_get_ident): New.
22470 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22472 2009-04-01 Ben Elliston <bje@au.ibm.com>
22474 * config/rs6000/sysv4.opt (msdata): Improve option description.
22476 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22478 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22479 (divdf3_internal_lat): Remove.
22480 (divxf3_internal_lat): Remove.
22481 (divxf3_internal_thr): Remove.
22482 (divxf): Use divxf3_internal.
22483 * config/ia64/div.md (divsf3_internal_lat): New.
22484 (divdf3_internal_lat): New.
22485 (divxf3_internal): New.
22487 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22490 * Makefile.in (USE_GCC_STDINT): Define.
22491 (stmp-int-hdrs): Install stdint.h if applicable.
22492 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22494 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22495 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22496 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22497 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22498 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22499 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22500 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22501 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22502 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22503 (c_common_nodes_and_builtins): Initialize
22504 underlying_wchar_type_node. Do not initialize
22505 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22506 nodes for new types.
22507 (c_stddef_cpp_builtins): Define macros for new types.
22508 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22510 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22511 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22512 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22513 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22514 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22515 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22516 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22517 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22518 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22519 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22520 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22521 int16_type_node, int32_type_node, int64_type_node,
22522 uint8_type_node, uint16_type_node, c_uint32_type_node,
22523 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22524 int_least32_type_node, int_least64_type_node,
22525 uint_least8_type_node, uint_least16_type_node,
22526 uint_least32_type_node, uint_least64_type_node,
22527 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22528 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22529 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22530 uintptr_type_node): Define.
22531 * c-cppbuiltin.c (builtin_define_constants,
22532 builtin_define_type_minmax): New.
22533 (builtin_define_stdint_macros): Define more macros.
22534 (c_cpp_builtins): Define more limit macros.
22535 (type_suffix): New.
22536 (builtin_define_type_max): Define in terms of
22537 builtin_define_type_minmax. Remove is_long parameter. All
22539 * config.gcc (use_gcc_stdint): Define.
22540 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22541 Add newlib-stdint.h for generic targets.
22542 * config/glibc-stdint.h, config/newlib-stdint.h,
22543 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22544 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22545 * config/score/score.h (UINTPTR_TYPE): Define.
22546 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22547 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22548 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22549 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22550 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22551 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22552 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22553 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22554 * config/spu/spu.h (STDINT_LONG32): Define.
22555 * configure.ac (use_gcc_stdint): Substitute.
22556 * configure: Regenerate.
22557 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22558 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22559 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22560 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22561 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22562 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22563 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22564 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22565 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22566 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22567 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22568 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22569 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22570 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22571 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22572 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22573 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22574 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22575 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22576 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22577 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22578 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22579 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22580 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22581 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22582 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22583 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22584 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22585 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22587 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22589 * loop-iv.c (suitable_set_for_replacement): Renamed from
22590 simplify_using_assignment; changed to return bool and to accept new
22591 args DEST and SRC. Return true iff we find a source/destination pair
22592 that can be used to make a replacement, and fill SRC and DEST if so.
22593 Remove arg ALTERED. Don't deal with altered regs here. All callers
22595 (simplify_using_initial_values): Deal with altered regs here and track
22596 more precisely the effect they have on the validity of our expression.
22598 * loop-iv.c (simplify_using_condition): A condition of the form
22599 (EQ REG CONST) can be used to simply make a substitution.
22600 (simplify_using_initial_values): Keep track of conditions we have seen
22601 and keep using them to simplify new expressions, while applying the
22602 same substitutions to them as to the expression.
22604 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22605 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22608 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22609 changed. Use this when trying to improve the upper bound.
22610 Generate the comparison by using simplify_gen_relational.
22612 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22614 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22616 (simplify_using_assignment, simplify_using_initial_values): Call
22617 replace_in_expr to make replacements. Call replace_single_def_regs
22618 once on the initial version of the expression.
22620 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22623 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22625 2009-03-31 Richard Guenther <rguenther@suse.de>
22627 PR middle-end/31029
22628 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22629 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22631 2009-03-31 Richard Guenther <rguenther@suse.de>
22633 * tree.h (div_if_zero_remainder): Declare.
22634 * fold-const.c (div_if_zero_remainder): Export.
22635 * tree-ssa-forwprop.c
22636 (forward_propagate_addr_into_variable_array_index): Handle
22637 constant array index addition outside of the variable index.
22639 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22642 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22643 define_splits, floatunssi<mode>2): Require x87 conversions from
22644 DImode to be permitted.
22646 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22648 PR preprocessor/15638
22649 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22651 2009-03-31 Richard Guenther <rguenther@suse.de>
22653 PR middle-end/23401
22654 PR middle-end/27810
22655 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22656 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22657 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22658 a separate statement.
22659 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22660 (lookup_tmp_var): Likewise.
22661 (is_gimple_formal_tmp_or_call_rhs): Remove.
22662 (is_gimple_reg_or_call_rhs): Rename to ...
22663 (is_gimple_reg_rhs_or_call): ... this.
22664 (is_gimple_mem_or_call_rhs): Rename to ...
22665 (is_gimple_mem_rhs_or_call): ... this.
22666 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22667 DECL_GIMPLE_REG_P only if is_formal is true.
22668 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22669 for non-proper post-modify expression gimplification.
22670 (gimplify_self_mod_expr): For post-modify expressions gimplify
22671 the lvalue to a minimal lvalue.
22672 (rhs_predicate_for): Remove formal temp case.
22673 (gimplify_modify_expr_rhs): Likewise.
22674 (gimplify_addr_expr): Use is_gimple_reg.
22675 (gimplify_expr): Remove formal temp cases.
22676 (gimple_regimplify_operands): Likewise.
22677 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22678 and FILTER_EXPR like constants.
22679 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22681 (is_gimple_formal_tmp_rhs): Remove.
22682 (is_gimple_reg_rhs): Remove special casing.
22683 (is_gimple_mem_rhs): Fix.
22684 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22685 (is_gimple_formal_tmp_var): Remove.
22686 (is_gimple_formal_tmp_reg): Likewise.
22687 (is_gimple_min_lval): Allow invariant component ref parts.
22688 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22689 is_gimple_formal_tmp_reg): Remove declarations.
22690 * tree-cfg.c (verify_expr): Verify that variables with address
22691 taken do not have DECL_GIMPLE_REG_P set.
22692 * tree-mudflap.c (mf_build_check_statement_for): Use
22693 force_gimple_operand instead of gimplify_expr.
22695 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22697 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22698 schedulable rows to compute_split_row.
22700 2009-03-31 Ben Elliston <bje@au.ibm.com>
22703 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22706 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22708 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22709 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22710 * configure: Regenerate.
22711 * config.in: Regenerate.
22712 * config/rs6000/rs6000.opt (mtls-markers): Add.
22713 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22714 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22715 (tls_ld_aix, tls_ld_sysv): Likewise.
22716 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22717 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22719 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22721 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22723 2009-03-30 Jan Hubicka <jh@suse.cz>
22725 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22727 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22728 detection and label handling.
22730 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22732 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22733 left_conflicts_size.
22734 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22735 ALLOCNO_LEFT_CONFLICTS_SIZE.
22737 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22738 remove_allocno_from_bucket_and_push,
22739 allocno_spill_priority_compare, push_allocnos_to_stack,
22740 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22741 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22742 (setup_allocno_left_conflicts_num): Ditto. Rename to
22743 setup_allocno_left_conflicts_size.
22744 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22745 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22746 setup_allocno_left_conflicts_size instead of
22747 setup_allocno_left_conflicts_num.
22749 * ira-build.c (ira_create_allocno): Use
22750 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22751 ALLOCNO_LEFT_CONFLICTS_NUM.
22753 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22755 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22756 instead of DF_LR_OUT.
22758 * ira-lives.c (process_bb_node_lives): Ditto.
22760 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22761 instead of DF_LR_{OUT,IN}.
22763 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22765 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22767 2009-03-30 Jan Hubicka <jh@suse.cz>
22769 * except.c (label_to_region_map): Fix thinko.
22771 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22773 PR middle-end/38237
22774 * tree.h (tree_find_value): New declaration.
22775 * tree.c (tree_find_value): New function.
22776 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22778 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22781 * c-decl.c (struct c_binding): Add locus field.
22782 (bind): Add locus argument, set locus field from it.
22783 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22784 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22785 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22786 implicitly_declare, undeclared_variable, lookup_label,
22787 declare_label, c_make_fname_decl, c_builtin_function,
22788 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22791 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22794 * config/i386/i386.c (classify_argument): Check total size of
22797 2009-03-30 Martin Jambor <mjambor@suse.cz>
22799 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22800 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22801 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22804 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22805 seen_variable_array_ref while also traversing a union.
22807 * tree-inline.c (optimize_inline_calls): Do not call
22808 cgraph_node_remove_callees.
22809 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22810 (pass_remove_cgraph_callee_edges): New variable.
22811 * passes.c (init_optimization_passes): Add
22812 pass_remove_cgraph_callee_edges after early inlining and before all
22813 late intraprocedural passes.
22815 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22817 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22819 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22820 Fix typos in names.
22822 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22824 * combine.c (simplify_comparison): Use have_insn_for.
22825 * dojump.c (do_jump): Likewise.
22827 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22829 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22830 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22831 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22832 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22833 instead of sparc_compare_emitted.
22834 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22835 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22836 instead of sparc_compare_emitted.
22838 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22840 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22841 enter/exit cfglayout mode.
22842 (pass_partition_block): Require it.
22843 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22844 (combine_instructions): Track basic blocks instead of labels.
22845 (update_cfg_for_uncondjump): New.
22846 (try_combine): Use it. Update jumps after rescanning.
22847 (pass_combine): Require PROP_cfglayout.
22848 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22850 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22852 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22853 Provide/destroy PROP_cfglayout respectively.
22854 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22855 * tree-pass.h (PROP_cfglayout): New.
22857 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22859 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22860 fold_convert_const_fixed_from_fixed,
22861 fold_convert_const_fixed_from_int,
22862 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22863 set TREE_CONSTANT_OVERFLOW.
22864 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22865 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22867 2009-03-30 Ira Rosen <irar@il.ibm.com>
22869 * tree-vect-loop-manip.c: New file.
22870 * tree-vectorizer.c: Update documentation and included files.
22871 (vect_loop_location): Make extern.
22872 (rename_use_op): Move to tree-vect-loop-manip.c
22873 (rename_variables_in_bb, rename_variables_in_loop,
22874 slpeel_update_phis_for_duplicate_loop,
22875 slpeel_update_phi_nodes_for_guard1,
22876 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22877 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22878 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22879 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22880 find_loop_location): Likewise.
22881 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22882 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22883 get_vectype_for_scalar_type, vect_is_simple_use,
22884 supportable_widening_operation, supportable_narrowing_operation):
22886 (bb_in_loop_p): Move to tree-vect-loop.c.
22887 (new_loop_vec_info, destroy_loop_vec_info,
22888 reduction_code_for_scalar_code, report_vect_op,
22889 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22890 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22891 (vect_supportable_dr_alignment): Likewise.
22892 * tree-vectorizer.h (tree-data-ref.h): Include.
22893 (vect_loop_location): Declare.
22894 Reorganize function declarations according to the new file structure.
22895 * tree-vect-loop.c: New file.
22896 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22897 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22898 * tree-vect-data-refs.c: New file.
22899 * tree-vect-patterns.c (timevar.h): Don't include.
22900 * tree-vect-stmts.c: New file.
22901 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22902 tree-vect-slp.c, tree-vect-loop.c.
22903 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22904 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22905 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22906 (tree-vect-analyze.o): Remove.
22907 (tree-vect-transform.o): Likewise.
22908 (tree-vect-data-refs.o): Add rule.
22909 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22910 tree-vect-slp.o): Likewise.
22911 (tree-vect-patterns.o): Remove redundant dependencies.
22912 (tree-vectorizer.o): Likewise.
22913 * tree-vect-slp.c: New file.
22915 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22917 * optc-gen.awk: Warn if an option flag has multiple different
22920 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22922 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22923 -floop-block): Document dependences on PPL, CLooG and Graphite.
22925 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22927 PR rtl-optimization/323
22928 * c-common.c (c_fully_fold, convert_and_check,
22929 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22930 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22931 * c-common.def (EXCESS_PRECISION_EXPR): New.
22932 * c-cppbuiltin.c (builtin_define_float_constants): Define
22933 constants with enough digits for long double.
22934 * c-lex.c (interpret_float): Interpret constant with excess
22935 precision where appropriate.
22936 * c-opts.c (c_common_post_options): Set
22937 flag_excess_precision_cmdline. Give an error for
22938 -fexcess-precision=standard for C++ for processors where the
22939 option is significant.
22940 * c-parser.c (c_parser_conditional_expression): Handle excess
22941 precision in condition.
22942 * c-typeck.c (convert_arguments): Handle arguments with excess
22944 (build_unary_op): Move excess precision outside operation.
22945 (build_conditional_expr): Likewise.
22946 (build_compound_expr): Likewise.
22947 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22948 (build_modify_expr): Handle excess precision in RHS.
22949 (convert_for_assignment): Handle excess precision in converted
22951 (digest_init, output_init_element, process_init_element): Handle
22952 excess precision in initializer.
22953 (c_finish_return): Handle excess precision in return value.
22954 (build_binary_op): Handle excess precision in operands and add
22955 excess precision as needed for operation.
22956 * common.opt (-fexcess-precision=): New option.
22957 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22958 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22959 For standard excess precision, output explicit conversion to and
22960 truncation from XFmode.
22961 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22962 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22963 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22964 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22965 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22966 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22967 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22968 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22969 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22970 define_splits, sqrt<mode>2): Disable where appropriate for
22971 standard excess precision.
22972 * convert.c (convert_to_real): Do not shorten arithmetic to type
22973 for which excess precision would be used.
22974 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22975 * doc/invoke.texi (-fexcess-precision=): Document option.
22976 (-mfpmath=): Correct index entry.
22977 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22978 flag_excess_precision): New.
22979 * langhooks.c (lhd_post_options): Set
22980 flag_excess_precision_cmdline.
22981 * opts.c (common_handle_option): Handle -fexcess-precision=.
22982 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22983 init_excess_precision): New.
22984 (lang_dependent_init_target): Call init_excess_precision.
22985 * tree.c (excess_precision_type): New.
22986 * tree.h (excess_precision_type): Declare.
22988 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22991 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22992 non-lvalue to component.
22994 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22996 PR preprocessor/34695
22997 * Makefile.in (c-opts.o): Depend on c-tree.h.
22998 * c-common.c: Move down include of diagnostic.h.
22999 (done_lexing, c_cpp_error): New.
23000 * c-common.h (done_lexing): Declare.
23001 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23003 * c-opts.c: Include c-tree.h.
23004 (c_common_init_options): Set preprocessor error callback.
23005 (c_common_handle_option): Do not set preprocessor
23006 inhibit_warnings, warnings_are_errors, warn_system_headers,
23007 pedantic_errors or inhibit_warnings flags.
23008 (c_common_post_options): Do not check cpp_errors (parse_in).
23009 (c_common_finish): Do not output dependencies if there were
23010 errors. Do not check return value of cpp_finish.
23011 * c-ppoutput.c (pp_file_change): Set input_location.
23012 * c-tree.h (c_cpp_error): Declare.
23013 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23015 (diagnostic_build_prefix): Check override_column.
23016 * diagnostic.h (diagnostic_info): Add override_column field.
23017 (diagnostic_override_column): Define.
23019 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23021 * c-common.c (c_expand_expr, c_staticp): Remove.
23022 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23023 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23024 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23025 * c-gimplify.c (gimplify_compound_literal_expr,
23026 optimize_compound_literals_in_ctor): Remove.
23027 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23028 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23029 * c-semantics.c (emit_local_var): Remove.
23031 * langhooks-def.h (lhd_expand_expr): Remove.
23032 * langhooks.c (lhd_expand_expr): Remove.
23033 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23035 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23036 handling from c-semantics.c; don't call into langhook.
23037 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23038 * gimplify.c (gimplify_compound_literal_expr,
23039 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23040 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23041 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23042 as was done in c-gimplify.c.
23043 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23044 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23045 Move from c-common.h.
23046 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23048 * tree.c (staticp): Do not call langhook.
23049 * langhooks.c (lhd_staticp): Delete.
23050 * langhooks-def.h (lhd_staticp): Delete prototype.
23051 (LANG_HOOKS_STATICP): Delete.
23052 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23054 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23055 instead of DECL_STMTs.
23057 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23065 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23067 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23068 contained expression.
23069 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23070 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23071 conditional expressions for C.
23072 (decl_constant_value_for_optimization): Move from
23073 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23074 whether optimizing and that the expression is a VAR_DECL not of
23075 array type instead of doing such checks in the caller. Do not
23076 check pedantic. Call gcc_unreachable for C++.
23077 * c-common.def (C_MAYBE_CONST_EXPR): New.
23078 * c-common.h (c_fully_fold, c_save_expr,
23079 decl_constant_value_for_optimization): New prototypes.
23080 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23081 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23082 EXPR_INT_CONST_OPERANDS): Define.
23083 * c-convert.c (convert): Strip nops from expression.
23084 * c-decl.c (groktypename): Take extra parameters expr and
23085 expr_const_operands. Update call to grokdeclarator.
23086 (start_decl): Update call to grokdeclarator. Add statement for
23087 expressions used in type of decl.
23088 (grokparm): Update call to grokdeclarator.
23089 (push_parm_decl): Update call to grokdeclarator.
23090 (build_compound_literal): Add parameter non_const and build a
23091 C_MAYBE_COSNT_EXPR if applicable.
23092 (grokdeclarator): Take extra parameters expr and
23093 expr_const_operands. Track expressions used in declaration
23094 specifiers and declarators. Fold array sizes and track whether
23095 they are constant expressions and whether they are integer
23096 constant expressions.
23097 (parser_xref_tag): Set expr and expr_const_operands fields in
23099 (grokfield): Update call to grokdeclarator.
23100 (start_function): Update call to grokdeclarator.
23101 (build_null_declspecs): Set expr and expr_const_operands fields in
23103 (declspecs_add_type): Handle expressions in typeof specifiers.
23104 * c-parser.c (c_parser_declspecs): Set expr and
23105 expr_const_operands fields for declaration specifiers.
23106 (c_parser_enum_specifier): Likewise.
23107 (c_parser_struct_or_union_specifier): Likewise.
23108 (c_parser_typeof_specifier): Likewise. Update call to
23109 groktypename. Fold expression as needed. Return expressions with
23110 type instead of adding statements.
23111 (c_parser_attributes): Update calls to c_parser_expr_list.
23112 (c_parser_statement_after_labels): Fold expression before passing
23113 to objc_build_throw_stmt.
23114 (c_parser_condition): Fold expression.
23115 (c_parser_asm_operands): Fold expression.
23116 (c_parser_conditional_expression): Use c_save_expr. Update call
23117 to build_conditional_expr.
23118 (c_parser_alignof_expression): Update call to groktypename.
23119 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23120 original_code. Fold expression argument of va_arg. Create
23121 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23122 argument to va_arg. Update calls to groktypename. Fold array
23123 index for offsetof. Verify that first argument to
23124 __builtin_choose_expr has integer type.
23125 (c_parser_postfix_expression_after_paren_type): Update calls to
23126 groktypename and build_compound_literal. Handle expressions with
23127 side effects in type name.
23128 (c_parser_postfix_expression_after_primary): Update call to
23129 c_parser_expr_list. Set original_code for calls to
23130 __builtin_constant_p.
23131 (c_parser_expr_list): Take extra parameter fold_p. Fold
23132 expressions if requested.
23133 (c_parser_objc_type_name): Update call to groktypename.
23134 (c_parser_objc_synchronized_statement): Fold expression.
23135 (c_parser_objc_receiver): Fold expression.
23136 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
23137 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
23138 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
23139 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
23140 (struct c_typespec): Add elements expr and expr_const_operands.
23141 (struct c_declspecs): Add elements expr and expr_const_operands.
23142 (groktypename, build_conditional_expr, build_compound_literal):
23144 (in_late_binary_op): Declare.
23145 * c-typeck.c (note_integer_operands): New function.
23146 (in_late_binary_op): New variable.
23147 (decl_constant_value_for_broken_optimization): Move to c-common.c
23148 and rename to decl_constant_value_for_optimization.
23149 (default_function_array_conversion): Do not strip nops.
23150 (default_conversion): Do not call
23151 decl_constant_value_for_broken_optimization.
23152 (build_array_ref): Do not fold result.
23153 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
23154 result when operand is a VLA.
23155 (c_expr_sizeof_type): Update call to groktypename. Handle
23156 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23157 result when operand names a VLA type.
23158 (build_function_call): Update call to build_compound_literal.
23159 Only fold result for calls to __builtin_* functions. Strip
23160 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23161 the function designator.
23162 (convert_arguments): Fold arguments. Update call to
23163 convert_for_assignment.
23164 (build_unary_op): Handle increment and decrement of
23165 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23166 decrement earlier. Fold operand of increment and decrement.
23167 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23168 built for integer operand. Wrap returns that are INTEGER_CSTs
23169 without being integer constant expressions or that have integer
23170 constant operands without being INTEGER_CSTs.
23171 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
23172 (build_conditional_expr): Add operand ifexp_bcp. Track whether
23173 result is an integer constant expression or can be used in
23174 unevaluated parts of one and avoid folding and wrap as
23175 appropriate. Fold operands before possibly doing -Wsign-compare
23177 (build_compound_expr): Wrap result for C99 if operands can be used
23178 in integer constant expressions.
23179 (build_c_cast): Update call to digest_init. Do not ignore
23180 overflow from casting floating-point constants to integers. Wrap
23181 results that could be confused with integer constant expressions,
23182 null pointer constants or floating-point constants.
23183 (c_cast_expr): Update call to groktypename. Handle expressions
23184 included in type name.
23185 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23186 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23187 Update calls to convert_for_assignment.
23188 (convert_for_assignment): Take new parameter
23189 null_pointer_constant. Do not strip nops or call
23190 decl_constant_value_for_broken_optimization. Set
23191 in_late_binary_op for conversions to boolean.
23192 (store_init_value): Update call to digest_init.
23193 (digest_init): Take new parameter null_pointer_constant. Do not
23194 call decl_constant_value_for_broken_optimization. pedwarn for
23195 initializers not constant expressions. Update calls to
23196 convert_for_assignment.
23197 (constructor_nonconst): New.
23198 (struct constructor_stack): Add nonconst element.
23199 (really_start_incremental_init, push_init_level, pop_init_level):
23200 Handle constructor_nonconst and nonconst element.
23201 (set_init_index): Call constant_expression_warning for array
23203 (output_init_element): Fold value. Set constructor_nonconst as
23204 applicable. pedwarn for initializers not constant expressions.
23205 Update call to digest_init. Call constant_expression_warning
23206 where constant initializers are required.
23207 (process_init_element): Use c_save_expr.
23208 (c_finish_goto_ptr): Fold expression.
23209 (c_finish_return): Fold return value. Update call to
23210 convert_for_assignment.
23211 (c_start_case): Fold switch expression.
23212 (c_process_expr_stmt): Fold expression.
23213 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23214 ensure statement expression is not evaluated in constant expression.
23215 (build_binary_op): Track whether results are integer constant
23216 expressions or may occur in such, disable folding and wrap results
23217 as applicable. Fold operands for -Wsign-compare warnings unless
23219 (c_objc_common_truthvalue_conversion): Handle results folded to
23220 integer constants that are not integer constant expressions.
23221 * doc/extend.texi: Document when typeof operands are evaluated,
23222 that condition of __builtin_choose_expr is an integer constant
23223 expression, and more about use of __builtin_constant_p in
23226 2009-03-29 Richard Guenther <rguenther@suse.de>
23228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23229 propagate addresses of array references.
23231 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23233 * regmove.c (perhaps_ends_bb_p): Remove.
23234 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23235 from INSN and check that the main loop stays within that basic block.
23236 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23237 (regmove_forward_pass): Split out from regmove_optimize. Use
23238 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23239 (regmove_backward_pass): Split out from regmove_optimize. Use
23240 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23241 (regmove_optimize): Simplify.
23243 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23246 * config/i386/i386.c (classify_argument): Ignore flexible array
23247 member in struct and warn ABI change.
23249 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23251 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23253 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23254 (ix86_adjust_cost): Updated.
23256 2009-03-29 Jan Hubicka <jh@suse.cz>
23258 PR middle-end/28850
23259 * tree-pass.h (pass_cleanup_eh): New function.
23260 (remove_unreachable_regions): Break code handling RTL
23261 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23262 that can not be reached by runtime.
23263 (can_be_reached_by_runtime): New function.
23264 (label_to_region_map): New function.
23265 (num_eh_regions): New function.
23266 (rtl_remove_unreachable_regions): New function.
23267 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23268 (remove_eh_region): New function.
23269 * except.h: Include sbitmap and vecprim.
23270 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23271 num_eh_regions): Declare.
23272 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23273 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23274 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23275 (tree_empty_eh_handler_p): New function.
23276 (cleanup_empty_eh): New function.
23277 (cleanup_eh): New function.
23278 (pass_cleanup_eh): New function.
23280 2009-03-29 Jan Hubicka <jh@suse.cz>
23282 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23283 for removed regions.
23285 2009-03-29 Jan Hubicka <jh@suse.cz>
23287 * except.c (dump_eh_tree): Dump all datastructures.
23289 2009-03-29 Jan Hubicka <jh@suse.cz>
23291 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23292 (duplicate_eh_regions_1): Likewise.
23293 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23294 vector; call EH verification.
23295 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23296 Be ready for region being removed.
23298 2009-03-29 Jan Hubicka <jh@suse.cz>
23300 * bitmap.c (bitmap_last_set_bit): New function.
23301 * bitmap.h (bitmap_last_set_bit): Declare.
23303 2009-03-29 David Ayers <ayers@fsfe.org>
23306 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23307 by calling objc_compare_types and surpress warnings about
23308 incompatible C pointers that are compatible ObjC pointers.
23310 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23312 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23313 call initialize_inline_failed.
23314 (initialize_inline_failed): Move it from here ...
23315 * cgraph.c (initialize_inline_failed): ... to here.
23316 (cgraph_create_edge): Call initialize_inline_failed rather than
23317 setting inline_failed directly.
23319 2009-03-29 Ben Elliston <bje@au.ibm.com>
23322 * sysv4.opt (msdata): Improve comment.
23323 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23324 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23326 2009-03-29 Ben Elliston <bje@au.ibm.com>
23329 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23330 load and store attributes.
23332 2009-03-29 Ben Elliston <bje@au.ibm.com>
23334 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23335 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23336 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23337 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23338 __builtin_infq and __builtin_huge_valq.
23340 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23342 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23344 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23345 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23347 2009-03-28 Xinliang David Li <davidxl@google.com>
23349 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23350 (do_dbg_cnt): New function.
23352 2009-03-28 Jan Hubicka <jh@suse.cz>
23354 Merge from pretty-ipa:
23356 2009-03-27 Jan Hubicka <jh@suse.cz>
23358 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23359 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23360 * passes.c (function_called_by_processed_nodes_p): New.
23361 * ipa-pure-const.c (check_call): Fix handling of operands.
23362 (analyze_function): Dump debug output for skipped bodies.
23363 (local_pure_const): Use function_called_by_processed_nodes_p.
23364 * dwarf2out.c (reference_to_unused): Use output.
23365 * passes.c (do_per_function_toporder): Likewise.
23367 2008-11-12 Jan Hubicka <jh@suse.cz>
23369 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23370 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23371 state_set_in_source enum
23372 (check_decl): Ignore memory tags; do not set fake looping flags;
23374 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23375 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23376 (check_call, analyze_function): Rewrite.
23378 (add_new_function): Update call of analyze_function.
23379 (generate_summary): Add call of analyze_function.
23380 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23381 (local_pure_const): New function.
23382 (pass_local_pure_const): New pass.
23383 * ipa-inline.c (inline_transform): Set after_inlining.
23384 * tree-eh.c (stmt_can_throw_external): New.
23385 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23386 work with aliasing built.
23387 * tree-flow.h (stmt_can_throw_external): New.
23388 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23389 and local pure/const pass in early and late optimization queue.
23391 2009-03-28 Martin Jambor <mjambor@suse.cz>
23393 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23395 (fold_binary): Allow function decl aligment consideration is the
23396 second argument is integer constant one.
23397 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23398 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23399 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23401 2009-03-28 Jan Hubicka <jh@suse.cz>
23403 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23404 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23405 * function.h (rtl_data): Add nothrow flag.
23406 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23407 set DECL_NOTHROW for AVAILABLE functions.
23409 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23411 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23412 following vector keyword has expansion starting with pixel or bool
23413 keyword, expand vector to __vector and pixel or bool to __pixel or
23417 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23418 warn_if_disallowed_function_p): Removed.
23419 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23420 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23421 warning_if_disallowed_function_p.
23422 * flags.h (warn_if_disallowed_function_p,
23423 warn_disallowed_functions): Removed.
23424 * common.opt (Wdisallowed-function-list=): Removed.
23425 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23427 2009-03-28 Richard Guenther <rguenther@suse.de>
23429 PR tree-optimization/38723
23430 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23433 2009-03-28 Jan Hubicka <jh@suse.cz>
23435 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23436 test introduced by my previous patch.
23438 2009-03-28 Richard Guenther <rguenther@suse.de>
23440 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23441 the PHIs value undefined.
23443 2009-03-28 Jan Hubicka <jh@suse.cz>
23445 * tree-pass.h (pass_fixup_cfg): New pass.
23446 * ipa-inline.c (inline_transform): Set
23447 always_inline_functions_inlined/after_inlining.
23448 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23449 (pass_fixup_cfg): New pass.
23450 * passes.c (init_optimization_passes): Add fixup_cfg.
23452 2009-03-28 Richard Guenther <rguenther@suse.de>
23454 PR tree-optimization/38458
23455 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23456 argument use the arguments copy-of value.
23458 2009-03-28 Richard Guenther <rguenther@suse.de>
23460 PR tree-optimization/38180
23461 * tree-ssa-ccp.c (get_default_value): Simplify.
23462 (likely_value): Likewise.
23463 (surely_varying_stmt_p): Properly handle VOP case.
23464 (ccp_initialize): Likewise.
23465 (ccp_fold): Handle propagating through *&.
23466 (fold_const_aggregate_ref): Also handle decls.
23468 2009-03-28 Jan Hubicka <jh@suse.cz>
23470 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23471 * cgraph.h (cgraph_node): Likewise.
23472 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23473 (cgraph_reset_node): Use process flag.
23474 (cgraph_mark_functions_to_output): Likewise.
23475 (cgraph_expand_function): Likewise.
23476 (cgraph_expand_all_functions): Likewise.
23477 (cgraph_output_in_order): Likewise.
23478 * dwarf2out.c (reference_to_unused): Likewise.
23479 * passes.c do_per_function_toporder): Likewise.
23481 2009-03-28 Jan Hubicka <jh@suse.cz>
23483 Bring from lto-branch:
23485 2008-09-03 Doug Kwan <dougkwan@google.com>
23487 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23488 enums instead of reason strings.
23489 * cgraph.c (cgraph_create_edge): Same.
23490 (cgraph_inline_failed_string): New function.
23491 * cgraph.h (cgraph_inline_failed_t): New enum type.
23492 (cgraph_inline_failed_string): New prototype.
23493 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23494 char pointer to cgraph_inline_failed_t.
23495 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23496 (cgraph_default_inline_p): Ditto.
23497 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23498 to cgraph_inline_failed_t pointer.
23499 * cif-code.def: New file.
23500 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23502 (cgraph_check_inline_limits): Change type of REASON to pointer to
23503 cgraph_inline_failed_t. Replace reason strings with enums.
23504 (cgraph_default_inline_p): Ditto.
23505 (cgraph_recursive_inlining_p): Ditto.
23506 (update_caller_keys): Change type of FAILED_REASON to
23507 cgraph_inline_failed_t.
23508 (cgraph_set_inline_failed): Change type of REASON to pointer to
23509 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23510 convert enums to strings for text output.
23511 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23512 to be of type cgraph_inline_failed_t. Replace reason strings with
23513 enums. Call cgraph_inline_failed_string to covert enums
23514 to strings for text output.
23515 (cgraph_decide_inlining): Replace reason strings with enums.
23516 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23517 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23519 * tree-inline.c (expand_call_inline): Change type of REASON
23520 to cgraph_inline_failed_t. Replace reason strings with enums.
23521 Call cgraph_inline_failed_string for text output.
23522 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23525 2009-03-28 Jan Hubicka <jh@suse.cz>
23527 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23528 cgraph_clone_node): Remove master clone handling.
23529 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23530 * cgraph.h (master_clone): Remove.
23531 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23532 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23533 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23535 2009-03-28 Jan Hubicka <jh@suse.cz>
23537 * cgraph.c (cgraph_function_body_availability): Functions declared
23538 inline are always safe to assume that it is not going to be replaced.
23540 2009-03-28 Richard Guenther <rguenther@suse.de>
23542 PR tree-optimization/38513
23543 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23544 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23545 EXC_PTR_EXPR and FILTER_EXPR.
23546 (get_ref_from_reference_ops): Likewise.
23548 2009-03-28 Richard Guenther <rguenther@suse.de>
23550 PR tree-optimization/38968
23551 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23552 Use FLOOR_MOD_EXPR to compute misalignment.
23554 2009-03-28 Richard Guenther <rguenther@suse.de>
23556 PR tree-optimization/37795
23557 * tree.h (combine_comparisons): Declare.
23558 * fold-const.c (combine_comparisons): Export.
23559 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23561 (ifcombine_iforif): Use combine_comparisons.
23563 2009-03-28 Jan Hubicka <jh@suse.cz>
23565 * tree-eh.c (inlinable_call_p): New function.
23566 (make_eh_edges): Use it.
23567 (verify_eh_edges): Use it.
23568 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23569 * except.c (reachable_next_level): Add inlinable_function argument
23570 (sjlj_find_directly_reachable_regions): Update.
23571 (add_reachable_handler): Do not set saw_any_handlers.
23572 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23573 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23574 Add new inlinable call parameter.
23575 (can_throw_internal, can_throw_external): Update.
23576 * except.h (can_throw_internal_1, can_throw_external_1,
23577 foreach_reachable_handler): Update declaration.
23579 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23581 * config/arm/t-arm-coff, config/h8300/coff.h,
23582 config/i386/i386-aout.h, config/i386/i386-coff.h,
23583 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23584 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23585 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23586 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23587 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23588 sys-types.h: Remove.
23589 * Makefile.in: Remove protoize and fixproto support and references
23591 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23592 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23594 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23595 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23596 unprotoize$(exeext).
23597 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23598 (.PHONY): Don't depend on proto.
23599 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23600 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23601 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23602 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23603 build/gen-protos.o, build/scan.o, xsys-protos.h,
23604 build/fix-header$(build_exeext), build/fix-header.o,
23605 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23606 stmp-install-fixproto): Remove.
23607 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23608 SYSCALLS.c or fixproto files.
23609 (install-common): Don't install protoize.
23610 (install-headers-tar, install-headers-cpio, install-headers-cp):
23611 Don't depend on $(STMP_FIXPROTO).
23612 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23613 install fixproto files or write out fixproto settings.
23614 (uninstall): Don't uninstall protoize.
23615 * config.gcc (use_fixproto): Remove.
23616 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23617 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23618 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23619 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23620 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23621 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23622 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23623 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23624 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23625 * config/t-vxworks (STMP_FIXPROTO): Remove.
23626 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23627 STMP_FIXPROTO): Remove.
23628 * config.in, configure: Regenerate.
23629 * crtstuff.c (gid_t, uid_t): Don't undefine.
23630 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23631 (arm-*-coff, arm-*-aout: Remove target entries.
23632 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23633 Remove mention of AIX 4.1.
23634 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23635 * doc/invoke.texi (Running Protoize): Remove.
23636 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23637 (Protoize Caveats): Remove.
23638 * tsystem.h: Update comments on headers assumed to exist.
23640 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23642 * genautomata.c: Add a new year to the copyright. Add a new
23644 (struct insn_reserv_decl): Add comments for member bypass_list.
23645 (find_bypass): Remove.
23646 (insert_bypass): New.
23647 (process_decls): Use insert_bypass.
23648 (output_internal_insn_latency_func): Output all bypasses with the
23649 same input insn in one switch case.
23651 * rtl.def (define_bypass): Describe bypass choice.
23652 * doc/md.texi (define_bypass): Ditto.
23654 2009-03-27 Richard Guenther <rguenther@suse.de>
23656 * gimplify.c (mark_addressable): Export.
23657 * tree-flow.h (mark_addressable): Declare.
23658 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23659 * tree-ssa.c (verify_phi_args): Verify that address taken
23660 variables have TREE_ADDRESSABLE set.
23662 2009-03-27 Richard Guenther <rguenther@suse.de>
23664 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23665 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23666 Do not mark decls TREE_ADDRESSABLE.
23667 (build_fold_addr_expr): Adjust.
23668 (fold_addr_expr): Remove.
23669 (fold_unary): Use build_fold_addr_expr.
23670 (fold_comparison): Likewise.
23671 (split_address_to_core_and_offset): Likewise.
23672 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23674 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23675 (gimplify_modify_expr_to_memcpy): Mark source and destination
23677 * omp-low.c (create_omp_child_function): Mark the object decl
23679 (lower_rec_input_clauses): Mark the var we take the address of
23681 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23683 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23685 PR middle-end/39315
23686 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23687 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23689 2009-03-27 Richard Guenther <rguenther@suse.de>
23691 PR tree-optimization/39120
23692 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23694 (handle_lhs_call): Process return constraints. Add escape
23695 constraints if necessary.
23696 (handle_const_call): Fill out return constraints. Make nested
23697 case more precise. Avoid consttmp if possible.
23698 (handle_pure_call): Fill out return constraints. Avoid
23699 callused if possible.
23700 (find_func_aliases): Simplify call handling.
23702 2009-03-27 Richard Guenther <rguenther@suse.de>
23704 PR tree-optimization/39120
23705 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23706 as a representative.
23707 (solve_graph): Do propagate CALLUSED.
23708 (handle_pure_call): Use a scalar constraint from CALLUSED for
23710 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23713 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23716 * c-common.c (handle_aligned_attribute): Properly check alignment
23717 overflow. Use (1U << i) instead of (1 << i).
23719 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23721 * expr.h (get_mem_align_offset): Updated.
23723 * tree.h (tree_decl_common): Change align to "unsigned int" and
23724 move it before pointer_alias_set.
23726 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23727 Jakub Jelinek <jakub@redhat.com>
23730 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23731 gr_register_operand with gr_reg_or_0_operand.
23732 (cmpxchg_rel_di): Likewise.
23733 (sync_lock_test_and_set<mode>): Likewise.
23735 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23737 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23738 (true_regnum): Likewise.
23740 * rtlanal.c (subreg_info): Moved to ...
23741 * rtl.h (subreg_info): Here. New.
23742 (subreg_get_info): New.
23744 * rtlanal.c (subreg_get_info): Make it extern.
23746 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23749 * config/i386/i386.c (ix86_abi): New.
23750 (override_options): Handle -mabi=.
23751 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23752 (ix86_call_abi_override): Likewise.
23753 (init_cumulative_args): Likewise.
23754 (function_arg_advance): Likewise.
23755 (function_arg_64): Likewise.
23756 (function_arg): Likewise.
23757 (ix86_pass_by_reference): Likewise.
23758 (ix86_function_value_regno_p): Likewise.
23759 (ix86_build_builtin_va_list_abi): Likewise.
23760 (setup_incoming_varargs_64): Likewise.
23761 (is_va_list_char_pointer): Likewise.
23762 (ix86_init_machine_status): Likewise.
23763 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23764 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23765 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23766 (ix86_function_abi): Make it static and return enum calling_abi.
23767 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23769 (ix86_fn_abi_va_list): Updated.
23771 * config/i386/i386.h (ix86_abi): New.
23772 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23773 (CONDITIONAL_REGISTER_USAGE): Likewise.
23774 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23775 (machine_function): Likewise.
23777 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23779 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23780 (STACK_BOUNDARY): Likewise.
23781 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23783 * config/i386/i386.opt (mabi=): New.
23785 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23786 return enum calling_abi.
23787 (ix86_function_type_abi): Likewise.
23788 (ix86_function_abi): Removed.
23790 * doc/invoke.texi: Document -mabi= option for x86.
23792 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23794 * builtins.c (real_dconstp): Delete.
23795 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23797 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23798 Jakub Jelinek <jakub@redhat.com>
23801 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23802 (gen_subprogram_die): When a function is explicit, generate the
23803 DW_AT_explicit attribute.
23804 * langhooks.h (struct lang_hooks_for_decls): Add
23805 function_decl_explicit_p langhook.
23806 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23807 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23809 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23811 * builtins.c (fold_builtin_memory_op): Optimize memmove
23812 into memcpy if we can prove source and destination don't overlap.
23814 * tree-inline.c: Include gt-tree-inline.h.
23815 (clone_fn_id_num): New variable.
23816 (clone_function_name): New function.
23817 (tree_function_versioning): Use it.
23818 * Makefile.in (GTFILES): Add tree-inline.c.
23820 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23822 * BASE-VER: Change to 4.5.0.
23824 2009-03-27 Xinliang David Li <davidxl@google.com>
23826 PR tree-optimization/39557
23827 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23829 2009-03-27 Xinliang David Li <davidxl@google.com>
23831 PR tree-optimization/39548
23832 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23835 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23837 * c-common.c (pointer_int_sum): Use %wd on return from
23840 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23842 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23843 on return from tree_low_cst.
23845 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23848 * ginclude/stdarg.h (va_copy): Define also for
23849 __GXX_EXPERIMENTAL_CXX0X__.
23851 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23854 * builtins.h (c_strlen): Do not warn here.
23855 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23856 * c-common.c (pointer_int_sum): Take an explicit location.
23857 Warn about offsets out of bounds.
23858 * c-common.h (pointer_int_sum): Adjust declaration.
23860 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23862 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23865 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23868 * opts.c (warn_if_disallowed_function_p): Don't assume
23869 get_callee_fndecl must return non-NULL.
23871 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23873 PR rtl-optimization/39522
23874 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23875 when reg_reloaded_valid is set.
23877 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23879 * config/spu/divv2df3.c: New file.
23880 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23881 (DPBIT_FUNCS): Filter out _div_df.
23883 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23885 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23886 a jump insn, count that jump in the distance to the loop start.
23888 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23891 * config/sh/sh.c (calc_live_regs): Fix condition for global
23892 registers except PIC_OFFSET_TABLE_REGNUM.
23894 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23897 * doc/invoke.texi (-mconsole): New.
23899 (-mno-cygwin): New.
23901 (-mnop-fun-dllimport): New.
23905 (sub section "i386 and x86-64 Windows Options"): New.
23907 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23909 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23910 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23912 2009-03-25 Richard Guenther <rguenther@suse.de>
23914 PR middle-end/39497
23915 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23918 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23920 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23921 neither of haifa/selective schedulers are working.
23923 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23925 * doc/invoke.texi (Debugging Options): Fix description of
23926 -fno-merge-debug-strings.
23928 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23930 * config/cris/libgcc.ver: New version-script.
23931 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23933 * configure.ac <GAS features, nop mnemonic>: Add pattern
23934 crisv32-*-* for "nop".
23935 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23936 * configure: Regenerate.
23938 2009-03-24 Ira Rosen <irar@il.ibm.com>
23940 PR tree-optimization/39529
23941 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23942 mark_sym_for_renaming for the tag copied to the new vector
23945 2009-03-24 Arthur Loiret <aloiret@debian.org>
23947 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23948 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23949 EXTRA_SPEC_FUNCTIONS.
23950 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23951 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23952 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23953 -march and -mtune options.
23955 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23957 * config/m68k/t-rtems: Add m5329 multilib.
23959 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23960 Jakub Jelinek <jakub@redhat.com>
23963 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23966 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23969 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23970 instead of c_parser_expression_conv, if original_code isn't one of the
23971 4 allowed comparison codes, fail.
23973 2009-03-23 Richard Guenther <rguenther@suse.de>
23975 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23976 * tree.h (struct tree_type): Likewise.
23977 * reload.h (struct insn_chain): Likewise.
23978 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23979 * function.h (struct function): Likewise.
23980 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23982 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23984 PR tree-optimization/39516
23985 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23987 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23989 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23990 should be set true if BITS_PER_WORD of target is bigger than 32
23992 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23994 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23995 Translate -B-options to -rpath-link. Correct existing
23996 rpath-link and conditionalize on !nostdlib.
23998 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24000 * doc/extend.texi (Function Attributes, Variable Attributes):
24002 * doc/invoke.texi (Debugging Options, Optimize Options)
24003 (i386 and x86-64 Options, MCore Options): Likewise.
24005 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24008 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24009 it for block local namespace aliases.
24010 (gen_decl_die): Pass context_die to gen_namespace_die.
24012 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24015 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24016 minimum or maximum value.
24018 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24020 * reginfo.c (globalize_reg): Recompute derived reg sets.
24022 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24025 * libgcc2.c (mprotect): Do not use signed arguments for
24026 VirtualProtect, use DWORD arguments. Also fix the 'may
24027 be used uninitialized' warning for the np variable.
24029 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24032 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24033 functions using regparm calling conventions when not optimizing.
24034 (ix86_function_sseregparm): Similarly for sseregparm calling
24037 2009-03-19 Li Feng <nemokingdom@gmail.com>
24039 PR middle-end/39500
24040 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24041 dependence if the first conflict is after niter iterations.
24043 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24045 PR middle-end/38609
24046 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24047 functions with dynamic stack-pointer adjustments.
24049 2009-03-19 Ben Elliston <bje@au.ibm.com>
24051 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24052 option; change to -msdata=data.
24054 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24056 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24059 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24062 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24064 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24066 * doc/invoke.texi (Code Gen Options): Expand discussion of
24069 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24071 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24072 * matrix-reorg.c (struct matrix_info): Likewise.
24073 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24074 * rtl.h (struct mem_attrs): Likewise.
24075 * df.h (struct df): Likewise.
24076 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24077 * ira-int.h (struct ira_allocno): Likewise.
24078 * df-scan.c (struct df_collection_rec): Likewise.
24079 * ira.c (struct equivalence): Likewise.
24080 * function.c (struct temp_slot): Likewise.
24081 * cfgloop.h (struct loop): Likewise.
24084 * function.c (use_register_for_decl): When not optimizing, disregard
24085 register keyword for variables with types containing methods.
24087 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24089 PR middle-end/39447
24090 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24091 (is_simple_operand): Call contains_component_ref_p before calling data
24092 reference analysis that would fail on COMPONENT_REFs.
24094 * tree-vrp.c (search_for_addr_array): Fix formatting.
24096 2009-03-18 Richard Guenther <rguenther@suse.de>
24098 * tree-vect-transform.c (vect_loop_versioning): Fold the
24099 generated comparisons.
24100 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24101 (slpeel_tree_peel_loop_to_edge): Likewise.
24103 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24105 PR middle-end/37805
24106 * opts.c (print_specific_help): In addition to `undocumented',
24107 accept `separate' and `joined' flags if passed alone. Describe
24108 output by the first matched one of those.
24109 (common_handle_option): Skip over empty strings.
24110 * gcc.c (display_help): Fix help string for `--help='.
24111 * doc/invoke.texi (Option Summary, Overall Options): With
24112 `--help=', classes and qualifiers can both be repeated, but
24113 only the latter can be negated. One should not pass only
24114 negated qualifiers. Fix markup and examples.
24117 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24118 PR middle-end/37805
24119 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24120 and -fhelp=separate.
24122 2009-03-17 Jing Yu <jingyu@google.com>
24124 PR middle-end/39378
24125 * function.h (struct rtl_data): Move is_thunk from here...
24126 (struct function): ...to here.
24127 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24128 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24130 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
24132 (alpha_does_function_need_gp, alpha_start_function): Likewise.
24133 (alpha_output_function_end_prologue): Likewise.
24134 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
24135 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
24136 (rs6000_output_function_epilogue): Likewise.
24137 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
24139 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
24142 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
24143 from different units in a single alternative.
24144 (*truncdfsf_i387): Ditto.
24145 (*truncxfsf2_mixed): Ditto.
24146 (*truncxfdf2_mixed): Ditto.
24148 2009-03-17 Jakub Jelinek <jakub@redhat.com>
24150 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
24151 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
24154 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24155 unused non-artificial variables when not optimizing.
24158 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24159 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24160 NAMESPACE_DECL in its DECL_INITIAL.
24162 PR middle-end/39443
24163 * optabs.c (set_user_assembler_libfunc): New function.
24164 * expr.h (set_user_assembler_libfunc): New prototype.
24165 * c-common.c: Include libfuncs.h.
24166 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24167 for memcmp, memset, memcpy, memmove and abort.
24168 * Makefile.in (c-common.o): Depend on libfuncs.h.
24171 * dwarf2out.c (gen_inlined_enumeration_type_die,
24172 gen_inlined_structure_type_die, gen_inlined_union_type_die,
24173 gen_tagged_type_instantiation_die): Removed.
24174 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
24177 2009-03-17 Janis Johnson <janis187@us.ibm.com>
24180 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
24182 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
24183 (check-parallel-%): Ditto.
24184 (check-consistency): Ditto.
24186 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24188 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24189 local variable rhs by NULL_TREE.
24191 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24194 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24196 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24199 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24201 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24204 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24205 for ms->sysv ABI calls only in 64bit mode.
24207 * config/i386/i386.md (untyped_call): Support 32bit.
24209 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24211 * doc/extend.texi: Replace x86_65 with x86_64.
24213 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24215 PR tree-optimization/39455
24216 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24217 mismatches for POINTER_TYPE_P (type).
24218 (number_of_iterations_le): Likewise.
24220 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24222 * config/picochip/picochip.c: Removed profiling support.
24223 * config/picochip/picochip.md: Removed profiling instruction.
24224 * config/picochip/picochip.h: Removed profiling builtin.
24226 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24228 * doc/install.texi (--with-host-libstdcxx): Document.
24230 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24233 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24234 generate a warning if the function name does not begin with
24235 "__vector" and the function has either the 'signal' or 'interrupt'
24236 attribute, from here to ...
24237 (avr_declare_function_name): ...here. New function.
24238 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24239 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24241 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24244 * cse.c (fold_rtx): Don't modify original const_arg1 when
24245 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24246 separate variable instead.
24247 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24248 from out of range shift counts.
24249 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24251 2009-03-13 Catherine Moore <clm@codesourcery.com>
24253 * config/i386/x-mingw32 (host-mingw32.o): Replace
24254 diagnostic.h with $(DIAGNOSTIC_H).
24256 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24259 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24261 * config/i386/sync.md (sync_compare_and_swap<mode>,
24262 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24263 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24265 (sync_double_compare_and_swapdi_pic,
24266 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24267 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24269 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24272 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24274 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24277 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24278 (avx_addsubv4df3): Likewise.
24279 (*avx_addsubv4sf3): Likewise.
24280 (sse3_addsubv4sf3): Likewise.
24282 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24285 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24287 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24290 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24291 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24292 registers for allocnos created from user-defined variables.
24294 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24297 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24298 of non-integer mode as well.
24300 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24302 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24303 for functions for which the parameter types are unknown.
24305 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24308 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24309 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24310 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24311 * config/i386/i386.c (ix86_local_alignment): For
24312 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24313 long long variables on the stack to avoid dynamic realignment.
24314 Allow the first argument to be a decl rather than type.
24315 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24317 2009-03-11 Nick Clifton <nickc@redhat.com>
24320 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24322 Add description to mno-lsim option.
24323 * config/mcore/mcore.h: Remove comment about deprecated m4align
24325 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24326 * doc/invoke.texi: Add description of mno-lsim and
24327 mstack-increment options.
24329 * config/fr30/fr30.opt: Document the -mno-lsim option.
24330 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24331 and -mno-lsim options.
24333 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24335 * fold-const.c (fold_comparison): Only call fold_inf_compare
24336 if the mode supports infinities.
24338 2009-03-11 Jason Merrill <jason@redhat.com>
24341 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24342 end already did. Notice GIMPLE_CALL modifications of the result.
24343 Don't copy debug information from an ignored decl or a decl from
24346 2009-03-10 Richard Guenther <rguenther@suse.de>
24347 Nathan Froyd <froydnj@codesourcery.com>
24349 PR middle-end/37850
24350 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24351 (__divMODE3): Likewise.
24353 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24355 PR tree-optimization/39394
24356 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24357 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24359 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24361 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24362 inline asms for register asm ("") declarations.
24364 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24366 * fold-const.c (fold_unary): Fix comment.
24368 2009-03-07 Jan Hubicka <jh@suse.cz>
24371 * tree-inline.c (setup_one_parameter): Do replacement of const
24372 argument by constant in SSA form.
24374 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24376 PR middle-end/38028
24377 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24378 determine alignment passed to assign_stack_local.
24379 (assign_parms_unsplit_complex): Likewise.
24380 * except.c (sjlj_build_landing_pads): Likewise.
24382 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24384 PR middle-end/39360
24385 * tree-flow.h (add_referenced_var): Return bool instead of void.
24386 * tree-dfa.c (add_referenced_var): Return result of
24387 referenced_var_check_and_insert call.
24388 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24389 of referenced_var_check_and_insert.
24392 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24393 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24394 DIE, don't emit it if abstract origin already has it.
24395 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24396 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24398 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24400 * genpreds.c (needs_variable): Fix parentheses at variable name
24402 (write_tm_constrs_h): Indent generated code.
24404 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24406 * doc/extend.texi (Function Attributes): Add documentation
24407 for isr attributes.
24409 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24412 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24413 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24415 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24417 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24420 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24423 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24424 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24426 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24428 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24429 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24430 constants instead of magic numbers.
24431 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24433 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24434 (x86_64_ms_abi_int_parameter_registers): Ditto.
24435 (x86_64_int_return_registers): Ditto.
24436 (ix86_maybe_switch_abi): Ditto.
24437 (ix86_expand_call): Ditto for clobbered_registers array.
24438 (ix86_hard_regno_mode_ok): Ditto.
24439 (x86_extended_QIreg_mentioned_p): Ditto.
24441 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24443 PR tree-optimization/39349
24444 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24446 * combine.c (gen_lowpart_for_combine): Use omode when generating
24449 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24451 PR rtl-optimization/39235
24452 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24454 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24456 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24458 2009-03-04 Richard Guenther <rguenther@suse.de>
24460 PR tree-optimization/39362
24461 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24462 that occur in abnormal PHIs should be varying.
24464 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24466 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24468 (simple_iv): Take loop as an argument instead of statement.
24469 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24470 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24472 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24474 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24475 * matrix-reorg.c (analyze_transpose): Ditto.
24476 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24477 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24478 * tree-predcom.c (ref_at_iteration): Ditto.
24479 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24481 2009-03-04 Richard Guenther <rguenther@suse.de>
24483 PR tree-optimization/39358
24484 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24485 escaped_id and callused_id.
24486 (solve_graph): Likewise.
24488 2009-03-04 Richard Guenther <rguenther@suse.de>
24490 PR tree-optimization/39339
24491 * tree-sra.c (try_instantiate_multiple_fields): Make it
24492 no longer ICE on the above.
24494 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24496 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24497 that fits within Pmode.
24499 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24501 PR middle-end/10109
24502 * tm.texi (LIBCALL_VALUE): Update description.
24504 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24506 PR middle-end/34443
24507 * doc/extend.texi (section): Update description.
24509 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24511 PR middle-end/39345
24512 * tree-inline.c (remapped_type): New.
24513 (can_be_nonlocal): Call remapped_type instead of remap_type.
24515 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24518 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24519 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24521 2009-03-03 Richard Guenther <rguenther@suse.de>
24523 PR middle-end/39272
24524 * tree.c (tree_nonartificial_location): New function.
24525 * tree.h (tree_nonartificial_location): Declare.
24526 * builtins.c (expand_builtin_memory_chk): Provide location
24527 of the call location for artificial function pieces.
24528 (maybe_emit_chk_warning): Likewise.
24529 (maybe_emit_sprintf_chk_warning): Likewise.
24530 (maybe_emit_free_warning): Likewise.
24531 * expr.c (expand_expr_real_1): Likewise.
24533 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24535 PR tree-optimization/39343
24536 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24537 COMPONENT_REF t has ARRAY_TYPE.
24539 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24541 PR middle-end/39335
24542 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24543 when the type precision of the induction variable should be
24544 larger than the type precision of nit.
24545 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24546 * graphite.c (graphite_loop_normal_form): Same.
24547 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24549 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24551 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24552 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24553 numbers to describe clobbered registers.
24554 (*call_value_0_rex64_ms_sysv): Ditto.
24555 * config/i386/mmx.md (mmx_emms): Ditto.
24556 (mmx_femms): Ditto.
24558 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24560 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24563 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24565 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24566 (spu_section_type_flags): New function.
24568 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24570 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24571 reg_class_contents of FLOAT_REGS into a temporary.
24573 2009-03-02 Richard Guenther <rguenther@suse.de>
24574 Ira Rosen <irar@il.ibm.com>
24576 PR tree-optimization/39318
24577 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24578 information to the vectorized statement.
24580 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24582 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24583 variable. Use defined names instead of magic constants for REX SSE
24586 2009-03-01 Richard Guenther <rguenther@suse.de>
24588 PR tree-optimization/39331
24589 * omp-low.c (lower_send_shared_vars): Do not receive new
24590 values for the reference of DECL_BY_REFERENCE parms or results.
24592 2009-03-01 Jan Hubicka <jh@suse.cz>
24595 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24596 BLOCK_NONLOCALIZED_VAR): New macros.
24597 (tree_block): Add nonlocalized_vars.
24598 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24599 gen_decl_die): Add origin argument. Allow generation of die with
24600 origin at hand only.
24601 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24602 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24604 (gen_block_die): Fix checking for unused blocks.
24605 (process_scope_var): Break out from .... ; work with origins only.
24606 (decls_for_scope) ... here; process nonlocalized list.
24607 (dwarf2out_ignore_block): Look for nonlocalized vars.
24608 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24610 (dump_scope_block): Dump them.
24611 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24612 (remap_block): Likewise.
24613 (can_be_nonlocal): New predicate.
24614 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24616 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24618 * configure: Regenerate.
24620 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24622 * optc-gen.awk: No need to duplicate option flags twice.
24623 Reuse help texts for duplicate options which do not have any.
24625 * gcc.c (display_help): Document --version.
24627 * gcc.c (main): If print_help_list and verbose_flag, ensure
24628 driver output comes before subprocess output.
24630 * optc-gen.awk: Assign all remaining fields to help string,
24631 space-separated, for multi-line help in *.opt.
24633 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24634 -Wno-pedantic-ms-format is for MinGW targets only.
24636 * doc/options.texi (Option file format): Fix bad indentation,
24637 restoring dropped sentence.
24639 2009-02-28 Jan Hubicka <jh@suse.cz>
24641 * tree-inline.c (tree_function_versioning): Output debug info.
24643 2009-02-28 Jan Hubicka <jh@suse.cz>
24646 * tree-inline.c (setup_one_parameter): Do not copy propagate
24647 arguments when not optimizing.
24649 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24652 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24653 (avx_addsubv4df3): Likewise.
24654 (*avx_addsubv4sf3): Likewise.
24655 (sse3_addsubv4sf3): Likewise.
24656 (*avx_addsubv2df3): Likewise.
24657 (sse3_addsubv2df3): Likewise.
24658 (avx_unpckhps256): Correct item selectors.
24659 (avx_unpcklps256): Likewise.
24660 (avx_unpckhpd256): Likewise.
24661 (avx_unpcklpd256): Likewise.
24663 2009-02-28 Jan Hubicka <jh@suse.cz>
24665 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24667 (copy_arguments_for_versioning): If var is declared don't declare it.
24668 (tree_function_versioning): First setup substitutions and then copy
24671 2009-02-27 Jan Hubicka <jh@suse.cz>
24674 * cgraph.h (varpool_output_debug_info): Remove.
24675 * cgraphunit.c (varpool_output_debug_info): Remove.
24676 * dwarf2out.c (deferred_locations_struct): New struct
24677 (deferred_locations): New type.
24678 (deferred_locations_list): New static var.
24679 (deffer_location): New function.
24680 (gen_variable_die): Use it.
24681 (decls_for_scope): Output info on local static vars.
24682 (dwarf2out_finish): Process deferred locations.
24683 * varpool.c (varpool_output_debug_info): Remove.
24685 2009-02-27 Jan Hubicka <jh@suse.cz>
24688 * tree.h (TREE_PROTECTED): Fix comment.
24689 (BLOCK_HANDLER_BLOCK): Remove.
24690 (struct tree_block): Remove handler_block add body_block.
24691 (inlined_function_outer_scope_p): New.
24692 (is_body_block): Remove.
24693 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24694 * dwarf2out.c (is_inlined_entry_point): Remove.
24695 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24696 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24698 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24699 * gimplify.c (gimplify_expr): Gimplify body blocks.
24700 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24701 block with multiple subblocks.
24702 (dump_scope_block): Prettier output; dump more flags and info.
24703 (dump_scope_blocks): New.
24704 (remove_unused_locals): Use dump_scope_blocks.
24705 * tree-flow.h (dump_scope_blocks): Declare.
24706 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24707 * stmt.c (is_body_block): Remove.
24708 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24709 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24711 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24713 PR middle-end/39308
24714 * graphite.c (graphite_loop_normal_form): Do not call
24715 number_of_iterations_exit from a gcc_assert.
24717 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24719 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24720 jumps if COND is NULL.
24721 (find_cond_jump): New function.
24722 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24723 * config/s390/s390.md: Remove z10_cobra attribute value.
24725 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24727 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24728 force_const_mem returns NULL_RTX.
24730 2009-02-26 Jan Hubicka <jh@suse.cz>
24733 * cgraph.h (varpool_output_debug_info): Remove.
24734 * cgraphunit.c (varpool_output_debug_info): Remove.
24735 * dwarf2out.c (deferred_locations_struct): New struct
24736 (deferred_locations): New type.
24737 (deferred_locations_list): New static var.
24738 (deffer_location): New function.
24739 (gen_variable_die): Use it.
24740 (decls_for_scope): Output info on local static vars.
24741 (dwarf2out_finish): Process deferred locations.
24742 * varpool.c (varpool_output_debug_info): Remove.
24744 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24746 PR rtl-optimization/39241
24747 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24748 to subreg_offset_representable_p.
24750 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24752 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24753 execute function prototype. Get f and nregs from max_reg_num
24754 and get_insns. Remove the first backward pass as it's dead,
24755 guard the forward pass by flag_expensive_optimizations.
24756 (rest_of_handle_regmove): Delete.
24757 (pass_regmove): Replace it with regmove_optimize.
24759 2009-02-25 Martin Jambor <mjambor@suse.cz>
24761 PR tree-optimization/39259
24762 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24763 calls_alloca function flags.
24764 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24765 calls are detected.
24767 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24769 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24770 flags_set_1_rtx, flags_set_1_set): Delete.
24771 (regmove_optimize): Do not call mark_flags_life_zones.
24773 2009-02-24 Julian Brown <julian@codesourcery.com>
24776 * config/arm/arm.c (require_pic_register): Only set
24777 cfun->machine->pic_reg once per function.
24779 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24781 * doc/invoke.texi (Link Options): Document an easier way to pass
24782 options that take arguments to the GNU linker using -Xlinker and -Wl.
24784 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24787 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24789 2009-02-24 Richard Guenther <rguenther@suse.de>
24792 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24794 2009-02-24 Richard Guenther <rguenther@suse.de>
24795 Zdenek Dvorak <ook@ucw.cz>
24797 PR tree-optimization/39233
24798 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24799 from converting them to a generic type.
24801 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24803 PR tree-optimization/39260
24804 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24805 contains a condition with a real type.
24806 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24808 2009-02-23 Jason Merrill <jason@redhat.com>
24811 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24812 narrowing_initializer_constant_valid_p.
24813 (narrowing_initializer_constant_valid_p): Don't return
24814 null_pointer_node for adding a pointer to itself.
24816 2009-02-23 Jan Hubicka <jh@suse.cz>
24819 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24822 2009-02-23 Jan Hubicka <jh@suse.cz>
24824 PR tree-optimization/37709
24825 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24826 * tree.h (block_ultimate_origin): Declare.
24827 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24828 * tree-ssa-live.c (remove_unused_scope_block_p):
24829 Eliminate blocks containig no instructions nor live variables nor
24831 (dump_scope_block): New function.
24832 (remove_unused_locals): Enable removal of dead blocks by default;
24833 enable dumping at TDF_DETAILS.
24835 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24837 * config/i386/i386.c (classify_argument): Don't allow COImode
24839 (function_arg_advance_32): Don't allow OImode.
24840 (function_arg_32): Likewise.
24841 (function_value_32): Likewise.
24842 (return_in_memory_32): Likewise.
24843 (function_arg_64): Remove OImode comment.
24845 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24848 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24849 ix86_expand_vector_set for V4DImode in 64bit mode only.
24850 (ix86_expand_vector_init_one_var): Likewise.
24852 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24854 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24856 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24859 * loop-iv.c: Revert last change.
24860 * emit-rtl.c: Likewise.
24862 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24865 * config/i386/i386.c (type_natural_mode): Remove an extra
24866 space in the warning message.
24867 (function_value_32): Handle 32-byte vector modes.
24868 (return_in_memory_32): Likewise.
24870 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24872 * loop-iv.c (truncate_value): New function.
24873 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24875 (lowpart_subreg): Move to...
24876 * emit-rtl.c: ...here.
24878 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24880 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24881 accidental and undocumented change at revision 140860.
24883 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24885 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24886 take gimple_seq * arguments.
24887 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24888 types_compatible_p langhook.
24890 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24891 Joseph Myers <joseph@codesourcery.com>
24893 * config/arm/arm.c (arm_builtin_va_list): New function.
24894 (arm_expand_builtin_va_start): Likewise.
24895 (arm_gimplify_va_arg_expr): Likewise.
24896 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24897 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24898 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24899 (va_list_type): New variable.
24900 (arm_mangle_type): Mangle va_list_type appropriately.
24902 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24904 PR middle-end/39157
24905 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24906 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24907 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24908 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24909 parameter to 1000 for -O1 by default.
24910 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24912 * loop-invariant.c: Include params.h.
24913 (move_loop_invariants): Don't call move_single_loop_invariants on
24916 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24918 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24919 offset when calculating bounds for indexing stack_usage_map. Fixes
24920 a buffer overflow with certain target setups.
24922 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24925 * calls.c (expand_call): Clear try_tail_call if caller and callee
24926 disagree in promotion of function return value.
24928 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24931 * c-common.c (c_determine_visibility): If visibility changed and
24932 DECL_RTL has been already set, call make_decl_rtl to update symbol
24935 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24938 * varasm.c (assemble_variable): Don't check DECL_NAME when
24939 globalizing a variable.
24941 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24944 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24945 expression before any __builtin_trap call.
24946 * c-typeck.c (build_function_call): Convert and check function
24947 arguments before generating a call to a trap. Evaluate the
24948 function arguments before the trap.
24950 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24953 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24954 (UNSPEC_FXAM_MEM): New unspec.
24955 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24956 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24957 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24959 2009-02-19 Richard Guenther <rguenther@suse.de>
24961 PR tree-optimization/39207
24962 PR tree-optimization/39074
24963 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24964 storedanything_tree): New.
24965 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24966 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24967 (build_succ_graph): Add edges from STOREDANYTHING to all
24969 (init_base_vars): Initialize STOREDANYTHING.
24970 (compute_points_to_sets): Free substitution info after
24971 building the succ graph.
24972 (ipa_pta_execute): Likewise.
24974 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24976 (do_ds_constraint): Do not add to special var or non-pointer
24978 (type_could_have_pointers): Split out from ...
24979 (could_have_pointers): ... here. For arrays use the element type.
24980 (create_variable_info_for): Initialize may_have_pointers.
24981 (new_var_info): Likewise.
24982 (handle_lhs_call): Make the HEAP variable unknown-sized.
24983 (intra_create_variable_infos): Use a type with pointers for
24984 PARM_NOALIAS, make it unknown-sized.
24986 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24989 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24991 2009-02-18 Jason Merrill <jason@redhat.com>
24994 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24995 value if DECL_EXTERNAL.
24996 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24997 * target.h (gcc_target::binds_local_p): Clarify "module".
24998 * tree.h (TREE_PUBLIC): Clarify "module".
25000 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25003 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25004 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25006 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25009 * c.opt (Wabi): Support C and ObjC.
25012 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25014 * config/i386/i386.c (classify_argument): Warn once about the ABI
25015 change when passing union with long double.
25017 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25019 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25022 * c-parser.c (c_parser_compound_statement): Always enter and leave
25025 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25028 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25030 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25032 PR tree-optimization/36922
25033 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25034 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25037 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25039 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25042 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25044 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25046 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25048 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25051 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25052 Richard Sandiford <rdsandiford@googlemail.com>
25054 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25055 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25056 (loongson_biadd): ...this.
25058 2009-02-17 Richard Guenther <rguenther@suse.de>
25060 PR tree-optimization/39202
25061 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25062 a var make sure to follow existing collapses.
25064 2009-02-17 Richard Guenther <rguenther@suse.de>
25066 PR middle-end/39214
25067 * langhooks.c (lhd_print_error_function): Check for NULL block.
25069 2009-02-17 Richard Guenther <rguenther@suse.de>
25071 PR tree-optimization/39204
25072 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25075 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25077 * config/soft-fp/double.h: Update from glibc CVS.
25079 2009-02-17 Richard Guenther <rguenther@suse.de>
25081 PR tree-optimization/39207
25082 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25083 strict-aliasing warnings for pointers pointing to NULL.
25085 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25088 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25089 skipping until next close brace.
25091 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25094 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25095 to function argument boundary.
25097 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25099 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25100 in the lea_add. Reload eventually constraints it properly.
25101 * config/picochip/constraints.md: Remove the target constraint
25102 "b", since it is not needed anymore.
25104 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25106 * gthr-dce.h: Uglify function parameter and local variable names.
25107 * gthr-gnat.h: Likewise.
25108 * gthr-mipssde.h: Likewise.
25109 * gthr-nks.h: Likewise.
25110 * gthr-posix95.h: Likewise.
25111 * gthr-posix.h: Likewise.
25112 * gthr-rtems.h: Likewise.
25113 * gthr-single.h: Likewise.
25114 * gthr-solaris.h: Likewise.
25115 * gthr-tpf.h: Likewise.
25116 * gthr-vxworks.h: Likewise.
25117 * gthr-win32.h: Likewise.
25119 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25122 * config/i386/i386.md: Restrict the new peephole2 to move
25123 between MMX/SSE registers.
25125 2009-02-15 Richard Guenther <rguenther@suse.de>
25128 2009-02-13 Richard Guenther <rguenther@suse.de>
25130 * configure.ac: Enable LFS.
25131 * configure: Re-generate.
25132 * config.in: Likewise.
25134 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25136 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
25137 spu_srqwbyte, spu_srqwbytebc): Define.
25138 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
25139 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
25140 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
25141 "shrqby_<mode>"): New insn-and-split patterns.
25142 * config/spu/spu.c (expand_builtin_args): Determine and return
25143 number of operands using spu_builtin_description data.
25144 (spu_expand_builtin_1): Use it.
25146 2009-02-13 Steve Ellcey <sje@cup.hp.com>
25149 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
25152 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25155 * config/i386/i386.c (override_options): Correct warning
25156 messages for -malign-loops, -malign-jumps and -malign-functions.
25158 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25161 * config/i386/i386.md: Restrict the new peephole2 to move
25162 between the general purpose registers.
25164 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25167 * config/i386/i386.c (type_natural_mode): Add a new argument.
25168 Return the original mode and warn ABI change if vector size is 32byte.
25169 (function_arg_advance): Updated.
25170 (function_arg): Likewise.
25171 (ix86_function_value): Likewise.
25172 (ix86_return_in_memory): Likewise.
25173 (ix86_sol10_return_in_memory): Likewise.
25174 (ix86_gimplify_va_arg): Likewise.
25175 (function_arg_32): Don't warn ABX ABI change here.
25176 (function_arg_64): Likewise.
25178 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
25180 * loop-iv.c (implies_p): In the final case, test that operands 0
25181 of the two comparisons match.
25183 * config/bfin/bfin.c (find_prev_insn_start): New function.
25184 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25185 (find_next_insn_start): Move.
25187 2009-02-13 Richard Guenther <rguenther@suse.de>
25189 * configure.ac: Enable LFS.
25190 * configure: Re-generate.
25191 * config.in: Likewise.
25193 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25196 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25197 sizes on syntax error after some arguments have been parsed.
25199 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25201 * doc/invoke.texi (-fira): Remove.
25203 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25205 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25206 * recog.c: Likewise.
25209 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25211 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25212 (umul_ppmm): Likewise.
25213 (count_leading_zeros): Likewise.
25214 (count_trailing_zeros): Likewise.
25215 (UMUL_TIME): Likewise.
25217 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25219 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25220 soft-fp/t-softfp to tmake_file.
25222 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25223 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25224 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25225 IA64_BUILTIN_INFQ]: New.
25226 (ia64_init_builtins): Initialize __builtin_infq,
25227 __builtin_fabsq and __builtin_copysignq if not HPUX.
25228 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25229 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25231 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25233 (__fixtfti): Likewise.
25234 (__fixunstfti): Likewise.
25235 (__floattitf): Likewise.
25237 * config/ia64/libgcc-glibc.ver: New.
25238 * config/ia64/t-fprules-softfp: Likewise.
25239 * config/ia64/sfp-machine.h: Likewise.
25241 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25242 (LIBGCC2_TF_CEXT): Likewise.
25243 (TF_SIZE): Likewise.
25244 (TARGET_INIT_LIBFUNCS): Likewise.
25246 * config/ia64/t-glibc (SHLINB_MAPFILES):
25247 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25249 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25251 * config/i386/i386.c (construct_container): Rewrite processing
25252 BLKmode with X86_64_SSE_CLASS.
25254 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25257 * config/i386/i386.md: Replace simplify_replace_rtx with
25258 replace_rtx in the new peephole2.
25260 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25262 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25263 loop unrolling do not happen at -O2.
25265 2009-02-12 Michael Matz <matz@suse.de>
25267 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25269 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25271 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25274 2009-02-12 Ben Elliston <bje@au.ibm.com>
25276 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25277 patterns when updating the back chain. Missed in the 2009-02-10
25280 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25282 * doc/extend.texi (Decimal Floating Types): Update identifier of
25283 draft TR and list of missing support.
25285 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25287 PR middle-end/39154
25288 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25289 bit to variable length decl's flags, add it also to its
25290 pointer replacement variable.
25292 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25293 Jakub Jelinek <jakub@redhat.com>
25296 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25297 (memory_blockage): New expander.
25298 (*memory_blockage): New insn pattern.
25299 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25300 instead of general blockage at the end of function prologue when
25301 frame pointer is used to access red zone area. Do not emit blockage
25302 when profiling, it is emitted in generic code.
25303 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25304 function epilogue when frame pointer is used to access red zone area.
25306 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25309 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25310 by arithmetic with memory operands.
25311 * config/i386/predicates.md (commutative_operator): New.
25313 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25315 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25318 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25320 * alias.h (record_alias_subset): Declare.
25321 * alias.c (record_alias_subset): Make global.
25323 2009-02-10 Nick Clifton <nickc@redhat.com>
25325 * tree-parloops.c: Change license to GPLv3.
25326 * ipa-struct-reorg.c: Change license to GPLv3.
25327 * ipa-struct-reorg.h: Change license to GPLv3.
25329 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25332 * c-decl.c (start_struct): Return NULL on error.
25334 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25336 PR middle-end/39124
25337 * cfgloopmanip.c (remove_path): Call remove_bbs after
25338 cancel_loop_tree, not before it.
25341 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25342 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25343 VAR_DECLs were seen.
25344 * tree-ssa-live.c (remove_unused_locals): Recompute
25345 cfun->has_local_explicit_reg_vars.
25346 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25347 copies or clearings if cfun->has_local_explicit_reg_vars.
25349 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25352 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25353 of function prologue when frame pointer is used to access
25356 2009-02-10 Richard Guenther <rguenther@suse.de>
25358 PR middle-end/39127
25359 * gimplify.c (gimple_regimplify_operands): Always look if
25360 we need to create a temporary.
25362 2009-02-10 Richard Guenther <rguenther@suse.de>
25364 PR tree-optimization/39132
25365 * tree-loop-distribution.c (todo): New global var.
25366 (generate_memset_zero): Trigger TODO_rebuild_alias.
25367 (tree_loop_distribution): Return todo.
25369 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25372 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25373 (x86_64_reg_class_name): Removed.
25374 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25375 first one isn't X86_64_SSE_CLASS or any other ones aren't
25376 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25377 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25378 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25379 and 3 X86_64_SSEUP_CLASS.
25380 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25381 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25383 2009-02-10 Ben Elliston <bje@au.ibm.com>
25385 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25386 form instruction to update the stack back chain word, even if the
25387 user has disabled the generation of update instructions.
25388 (movdi_<mode>_update_stack): New.
25389 (movsi_update_stack): Likewise.
25390 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25391 always use an update form instruction to update the stack back
25394 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25396 PR middle-end/38953
25397 * graphite.c (if_region_set_false_region): After moving a region in
25398 the false branch of a condition, remove the empty dummy basic block.
25399 (gloog): Remove wrong fix for PR38953.
25401 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25403 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25404 generation due to implicit sign extension.
25406 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25408 PR middle-end/38981
25409 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25410 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25412 2009-02-09 Richard Guenther <rguenther@suse.de>
25414 PR middle-end/35202
25415 * convert.c (convert_to_real): Disable (float)fn((double)x)
25416 to fnf(x) conversion if errno differences may occur and
25417 -fmath-errno is set.
25419 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25421 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25422 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25423 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25425 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25428 * c-common.c (handle_alias_attribute): Disallow attribute for
25429 anything not a FUNCTION_DECL or VAR_DECL.
25431 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25434 * real.c (do_compare): Special-case compare of zero against
25435 decimal float value.
25437 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25440 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25441 as indicating flexible array members unless the field itself is
25442 being declarared as the incomplete array.
25444 2009-02-06 Jan Hubicka <jh@suse.cz>
25446 PR tree-optimization/38844
25447 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25448 is already inlined.
25450 2009-02-06 Richard Guenther <rguenther@suse.de>
25452 PR middle-end/38977
25453 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25454 fork because we may expand it as __gcov_fork.
25456 2009-02-06 Nick Clifton <nickc@redhat.com>
25458 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25460 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25462 PR tree-optimization/35659
25463 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25464 vn_phi_eq): Shortcut if hashcode does not match.
25465 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25467 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25468 and avoid iterative_hash_expr.
25469 (FOR_EACH_VALUE_ID_IN_SET): New.
25470 (value_id_compare): Remove.
25471 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25472 sort expressions by value id.
25474 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25477 * config/sh/predicates.md (general_movsrc_operand): Don't check
25478 the subreg of system registers here.
25480 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25483 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25484 on the copied decl.
25486 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25488 PR rtl-optimization/39110
25489 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25490 addresses, not aligned ones.
25492 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25493 Richard Guenther <rguenther@suse.de>
25495 PR tree-optimization/39100
25496 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25497 comment says and add edges.
25499 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25502 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25503 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25505 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25507 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25508 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25509 register_bb_in_sese, new_sese, free_sese): Moved.
25510 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25511 outermost_loop_in_scop, build_scop_iteration_domain,
25512 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25513 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25514 Use loop_in_sese_p instead of loop_in_scop_p.
25515 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25516 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25517 (scopdet_basic_block_info): Fix bug in scop detection.
25518 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25519 eq_loop_to_cloog_loop): Remove.
25520 (nb_loops_around_loop_in_scop, nb_loop
25521 ref_nb_loops): Moved here...
25522 * graphite.h (ref_nb_loops): ... from here.
25523 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25524 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25525 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25527 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25528 Hans-Peter Nilsson <hp@axis.com>
25530 PR rtl-optimization/37889
25531 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25532 Move offset handling from PLUS to before the switch. Use new
25533 arguments when considering SYMBOL_REFs too.
25534 (rtx_addr_can_trap_p): Pass dummy offset and size.
25535 (enum may_trap_p_flags): Remove.
25536 (may_trap_p_1): Pass size from MEM_SIZE.
25538 PR rtl-optimization/38921
25539 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25540 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25541 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25542 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25544 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25546 AVX Programming Reference (January, 2009)
25547 * config/i386/sse.md (*vpclmulqdq): New.
25549 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25551 PR tree-optimization/38977
25552 PR gcov-profile/38292
25553 * calls.c (special_function_p): Disregard __builtin_ prefix.
25555 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25557 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25558 non-indexable addresses even before reload.
25560 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25563 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25564 as having variable size. Do not give an error for unnamed
25565 parameters with [*] declarators. Give a warning for type names
25566 with [*] declarators and mark them as variable size.
25567 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25568 for sizeof applied to [*] type names.
25570 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25573 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25575 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25577 * gcc.c (process_command): Update copyright notice dates.
25578 * gcov.c (print_version): Likewise.
25579 * gcov-dump.c (print_version): Likewise.
25580 * mips-tfile.c (main): Likewise.
25581 * mips-tdump.c (main): Likewise.
25583 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25586 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25587 for composite type involving a zero-length array type.
25589 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25592 * function.c (match_asm_constraints_1): Skip over
25593 initial optional % in the constraint.
25595 PR inline-asm/39059
25596 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25597 supported, don't accept FIXED_CSTs.
25598 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25599 and _Sat is used without _Fract/_Accum. Set specs->type to
25600 integer_type_node for cts_fract/cts_accum if fixed point is not
25603 2009-02-02 Catherine Moore <clm@codesourcery.com>
25605 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25607 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25609 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25610 (ABI_HAS_64BIT_SYMBOLS): Use it.
25611 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25613 2009-02-02 Paul Brook <paul@codesourcery.com>
25615 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25617 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25619 PR inline-asm/39058
25620 * recog.h (asm_operand_ok): Add constraints argument.
25621 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25622 recurse on matching constraint.
25623 (check_asm_operands): Pass constraints as 3rd argument to
25624 asm_operand_ok. Don't look up matching constraint here.
25625 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25628 2009-02-02 Ben Elliston <bje@au.ibm.com>
25630 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25631 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25633 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25635 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25636 information. Remove some obsolete information. Reorganize.
25638 * config/pa/fptr.c: Revert license to GPL 2.
25639 * config/pa/milli64.S: Likewise.
25641 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25644 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25645 LIBRARY name in, instead of hard-coding it.
25646 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25647 extra target make frag to tmake_files according to EH model.
25648 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25649 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25650 frags that define makefile variable EH_MODEL appropriately.
25651 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25652 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25653 to "-sjlj" according to type of EH configured.
25654 (LIBGCC_SONAME): Concatenate it to shared library base name.
25655 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25656 to "_sjlj" according to type of EH configured.
25657 (LIBGCC_SONAME): Concatenate it to shared library base name.
25658 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25659 (SHLIB_LINK): Add missing semicolon to if-else construct.
25660 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25661 string value of "pe_dll" command-line option.
25662 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25663 (SHLIB_SONAME): Use it when overriding t-cygming default.
25664 (SHLIB_IMPLIB): Override t-cygming default.
25665 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25666 string value of "pe_dll" command-line option.
25668 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25671 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25672 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25674 2009-01-31 Richard Guenther <rguenther@suse.de>
25676 PR tree-optimization/38937
25677 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25678 computing the transitive closure.
25680 2009-01-30 Richard Guenther <rguenther@suse.de>
25682 PR tree-optimization/39041
25683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25684 Propagate variable indices only if the types match for this stmt.
25686 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25689 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25690 inline but never defined.
25692 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25694 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25695 (*insv_h_di_reg_extimm): New insn.
25696 (*insv_l<mode>_reg_extimm): New insn.
25698 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25700 * config/picochip/picochip.c (flag_conserve_stack): set
25701 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25702 fconserve-stack. Reduce call-overhead used by inliner.
25704 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25707 * common.opt (flag_conserve_stack): Initialised to zero.
25709 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25712 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25713 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25716 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25718 * ira-color.c (allocno_reload_assign): Update comments.
25719 * regmove.c (regmove_optimize): Likewise.
25723 2009-01-29 Robert Millan <rmh@aybabtu.com>
25725 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25726 * config/i386/kopensolaris-gnu.h: New file. Undefine
25727 `MD_UNWIND_SUPPORT'.
25728 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25730 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25732 PR tree-optimization/39007
25733 * tree-loop-distribution.c (generate_builtin): Use
25734 recompute_dominator to compute the immediate dominator of the
25735 basic block just after the loop.
25737 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25739 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25740 (ASM_OUTPUT_DWARF_PCREL): Define.
25742 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25744 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25745 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25746 global. Modify entries about regmove and IRA.
25748 * ra-conflict.c: Remove the file.
25750 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25752 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25753 (pass_regclass_init): Rename to pass_reginfo_init.
25755 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25757 * toplev.h (flag_ira): Remove.
25759 * caller-save.c (setup_save_areas): Remove flag_ira.
25761 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25763 * global.c: Remove the file.
25765 * opts.c (decode_options): Remove flag_ira.
25767 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25769 * regmove.c: Modify file description.
25770 (find_use_as_address, try_auto_increment): Define them only if
25771 AUTO_INC_DEC is defined.
25772 (replacement_quality, replace_in_call_usage, fixup_match_1,
25773 stable_and_no_regs_but_for_p): Remove.
25774 (reg_set_in_bb): Make it static.
25775 (regmove_optimize): Remove flag_ira and code which worked for
25778 * local-alloc.c: Remove the file.
25780 * common.opt (fira): Remove.
25782 * ira.c: Include except.h.
25783 (eliminable_regset): Move from global.c.
25784 (mark_elimination): Ditto. Remove flag_ira.
25785 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25786 equiv_mem_modified, validate_equiv_mem_from_store,
25787 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25788 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25789 no_equiv, recorded_label_ref): Move from local-alloc.c.
25790 (update_equiv_regs): Ditto. Make it static.
25791 (print_insn_chain, print_insn_chains): Move it from global.c.
25792 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25793 (build_insn_chain): Ditto. Make it static.
25794 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25795 Rename to init_live_subregs.
25796 (gate_ira): Remove flag_ira.
25798 * regclass.c: Rename reginfo.c. Change file description.
25799 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25800 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25801 (init_reg_sets_1): Remove code for evaluation of
25802 reg_class_superclasses and losing_caller_save_reg_set.
25803 (init_regs): Remove init_reg_autoinc.
25804 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25805 ok_for_base_p_nonstrict): Remove.
25806 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25807 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25808 corresponding entries.
25809 (dump_regclass, record_operand_costs, scan_one_insn,
25810 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25811 record_address_regs, auto_inc_dec_reg_p): Remove.
25812 (gt-regclass.h): Rename to gt-reginfo.h.
25814 * rtl.h (dump_global_regs, retry_global_alloc,
25815 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25817 * Makefile.in (RA_H): Remove.
25818 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25819 Rename regclass.o to reginfo.o.
25820 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25822 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25823 (GTFILES): Rename regclass.c to reginfo.c.
25825 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25826 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25828 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25829 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25831 (finish_spills): Ditto. Remove code for !flag_ira.
25833 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25835 PR middle-end/35854
25836 * doc/invoke.texi (rtl debug options): Complete rewrite.
25837 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25839 * mode-switching.c (pass_mode_switching): Rename pass from
25840 "mode-sw" to "mode_sw".
25841 * except.c (pass_convert_to_eh_ranges): Rename pass from
25842 "eh-ranges" to "eh_ranges".
25843 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25847 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25848 Alexander Monakov <amonakov@ispras.ru>
25850 PR middle-end/38857
25851 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25853 (move_exprs_to_boundary): Change return type and pass through
25854 should_move from move_op. Relax assert. Update usage ...
25855 (schedule_expr_on_boundary): ... here. Use should_move instead of
25857 (move_op_orig_expr_found): Indicate that insn was disconnected from
25859 (code_motion_process_successors): Do not call after_merge_succs
25860 callback if original expression was not found when traversing any of
25862 (code_motion_path_driver): Change return type. Update prototype.
25863 (move_op): Update comment. Add a new parameter (should_move). Update
25864 prototype. Set *should_move based on indication provided by
25865 move_op_orig_expr_found.
25867 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25869 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25870 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25871 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25872 * config/rs6000/rs6000.c (rs6000_override_options): Default
25873 avoid-indexed-addresses on for Power6, off for everything else.
25874 (avoiding_indexed_address_p): New function.
25875 (rs6000_legitimize_address): Use it.
25876 (rs6000_legitimate_address): Likewise.
25877 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25879 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25881 PR tree-optimization/38997
25882 * tree-loop-distribution.c (generate_memset_zero): Use
25883 POINTER_PLUS_EXPR for a pointer addition.
25885 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25887 * config/s390/s390.md (bswap<mode>2): New pattern added.
25889 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25891 * config/s390/s390.md (*tls_load_31): Added type attribute.
25893 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25895 * config/s390/s390.md: Fix a few comments.
25897 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25899 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25900 (*tm<mode>_full): Fixed z10prop attribute.
25901 (*tst<mode>_extimm): Fixed z10prop attribute.
25902 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25903 (*tstqiCCT_cconly): Fixed z10prop attribute.
25904 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25905 (*movsi_larl): Fixed z10prop attribute.
25906 (*movsi_zarch): Fixed z10prop attribute.
25907 (*movsi_eas): Fixed z10prop attribute.
25908 (*movhi): Fixed z10prop attribute.
25909 (*movqi): Fixed z10prop attribute.
25910 (*movstrictqi): Fixed z10prop attribute.
25911 (*mov<mode>): Fixed z10prop attribute.
25912 (*movcc): Fixed z10prop attribute.
25913 (*sethighpartdi_64): Fixed z10prop attribute.
25914 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25915 (*negdi2_sign_cc): Fixed z10prop attribute.
25916 (*negdi2_sign): Fixed z10prop attribute.
25917 (*absdi2_sign_cc): Fixed z10prop attribute.
25918 (*absdi2_sign): Fixed z10prop attribute.
25919 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25920 (*negabsdi2_sign): Fixed z10prop attribute.
25921 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25922 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25923 (doloop_si64): Fixed z10prop attribute.
25924 (doloop_si31): Fixed z10prop attribute.
25925 (doloop_long): Fixed z10prop attribute.
25926 (indirect_jump): Fixed z10prop attribute.
25927 (nop): Fixed z10prop attribute.
25928 (main_base_64): Fixed z10prop attribute.
25929 (reload_base_64): Fixed z10prop attribute.
25931 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25933 PR rtl-optimization/38740
25934 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25936 * config/mips/mips.c (mips_reorg): Likewise.
25938 2009-01-28 Richard Guenther <rguenther@suse.de>
25940 PR tree-optimization/38926
25941 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25942 with the correct value id to a value.
25943 (do_regular_insertion): Use the value number of edoubleprime
25944 for the value number of the expr.
25947 2008-08-21 Richard Guenther <rguenther@suse.de>
25949 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25950 a PHI ask VN if it is already available.
25951 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25952 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25954 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25956 PR middle-end/38934
25957 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25958 set to varying whenever max has TREE_OVERFLOW set, similarly
25959 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25961 2009-01-28 Richard Guenther <rguenther@suse.de>
25963 PR middle-end/38908
25964 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25965 uninitialized aggregate uses in call arguments.
25967 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25969 PR tree-optimization/38984
25970 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25971 the nothing_id variable if -fno-delete-null-pointer-checks.
25973 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25976 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25977 (set_got_offset_rex64): Ditto.
25979 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25982 * doc/extend.texi: Improve local variable with asm reg.
25984 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25986 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25987 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25988 was not supplied then set warn_packed_bitfield_compat to the
25989 default value of 1.
25990 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25993 2009-01-27 Richard Guenther <rguenther@suse.de>
25995 PR tree-optimization/38503
25996 * cfgexpand.c (expand_gimple_basic_block): Ignore
25997 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25998 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25999 variables that cannot have TBAA applied.
26000 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26003 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26005 PR middle-end/38969
26006 * calls.c (initialize_argument_information): Do not wrap complex
26007 arguments in SAVE_EXPR.
26009 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26011 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26012 (INSTALL_LIBGCC): Revert typo commit.
26014 2009-01-26 Richard Guenther <rguenther@suse.de>
26016 PR tree-optimization/38745
26017 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26018 from special handling.
26020 2009-01-26 Richard Guenther <rguenther@suse.de>
26022 PR tree-optimization/38745
26023 * tree-ssa.c (execute_update_addresses_taken): Do not include
26024 variables that cannot possibly be a register in not_reg_needs.
26025 Do not clear TREE_ADDRESSABLE on vars that may not become
26027 * tree-ssa.c (update_alias_info_1): Include those in the set
26028 of addressable vars.
26030 2009-01-26 Richard Guenther <rguenther@suse.de>
26032 PR middle-end/38851
26033 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26034 * tree-ssa-dse.c: Include langhooks.h
26035 (execute_simple_dse): Remove stores with zero size.
26037 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26040 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26043 2009-01-24 Julian Brown <julian@codesourcery.com>
26045 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26046 config/arm/linux-atomic.c.
26047 * config/arm/linux-atomic.c: New.
26049 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26051 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26052 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26053 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26055 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26058 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26061 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26063 PR tree-optimization/38953
26064 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26065 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26066 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26067 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26070 2009-01-24 Paul Brook <paul@codesourcery.com>
26072 * config/arm/neon.md (neon_type): Move to arm.md.
26073 (neon_mov<VSTRUCT>): Add neon_type attribute.
26074 * config/arm/arm.md (neon_type): Move to here.
26075 (conds): Add "unconditioal" and use as default for NEON insns.
26077 2009-01-24 Ben Elliston <bje@au.ibm.com>
26079 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26080 void *' warning from -Wc++-compat.
26081 * Makefile.in (dominance.o-warn): Remove.
26083 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26085 PR tree-optimization/38932
26086 * fold-const.c (fold_unary_ignore_overflow): New.
26087 * tree.h (fold_unary_ignore_overflow): Declare.
26088 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26089 * tree-ssa-sccvn.c (visit_reference_op_load,
26090 simplify_unary_expression): Likewise.
26092 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26094 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26095 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26096 regardless of their type.
26097 * c-common.c (handle_packed_attribute): Don't ignore packed on
26099 * c.opt (Wpacked-bitfield-compat): New warning option.
26100 * stor-layout.c (place_field): Warn if offset of a field changed.
26101 * doc/extend.texi (packed): Mention the ABI change.
26102 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26103 (Warning Options): Add it to the list.
26105 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26107 * c-opts.c (c_common_post_options): Fix a typo in comments.
26109 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26111 PR middle-end/38615
26112 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26113 variables to static.
26114 * doc/invoke.texi (-fmerge-all-constants): Update description.
26116 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26119 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26120 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26122 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26124 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26126 (LOCAL_ALIGNMENT): Similarly.
26128 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26129 Joseph Myers <joseph@codesourcery.com>
26131 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
26132 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
26133 * config/arm/arm-tune.md: Regenerate.
26134 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
26137 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26139 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
26140 version number to five.
26142 2009-01-22 Dodji Seketeli <dodji@redhat.com>
26145 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
26146 * c-common.c (set_underlying_type): Likewise.
26147 (is_typedef_decl ): Likewise
26149 (set_underlying_type): Likewise.
26150 (is_typedef_type): Likewise.
26152 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
26154 PR middle-end/38587
26155 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26158 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26161 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26162 (LIBGCC_SPEC): Don't define.
26163 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26165 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26167 PR rtl-optimization/38879
26168 * alias.c (base_alias_check): Unaligned access via AND address can
26169 alias all surrounding object types except those with sizes equal
26170 or wider than the size of unaligned access.
26172 2009-01-21 Dodji Seketeli <dodji@redhat.com>
26175 * c-decl.c (clone_underlying_type): Move this ...
26176 * c-common.c (set_underlying_type): ... here.
26177 Also, make sure the function properly sets TYPE_STUB_DECL() on
26178 the newly created typedef variant type.
26179 (is_typedef_decl ): New entry point.
26180 * tree.h: Added a new member member_types_needing_access_check to
26181 struct tree_decl_non_common.
26182 (set_underlying_type): New entry point.
26183 (is_typedef_type): Likewise.
26185 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26187 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26188 Check whether two instructions have memory references that
26189 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26190 are helper functions for traversing.
26191 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26192 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26193 not to draw dependency edge for instructions with non-conflicting
26196 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26199 * longlong.h: Update copyright years. Use soft-fp license notice.
26200 Sync __clz_tab declaration with glibc.
26202 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26205 * doc/extend.texi (syscall_linkage): New.
26206 (version_id): Modify.
26208 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26209 Richard Guenther <rguenther@suse.de>
26211 PR tree-optimization/38747
26212 PR tree-optimization/38748
26213 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26214 conversion if the base address is an indirect reference and the
26215 aliasing sets could cause issues.
26217 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26219 * common.opt (fgraphite, fgraphite-identity): Add comment for
26220 explaining why these options are not documented.
26222 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26224 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26225 gimple_call_lhs is NULL.
26227 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26230 * emit-rtl.c (adjust_address_1): Make sure memref is never
26233 2009-01-20 Ben Elliston <bje@au.ibm.com>
26235 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26236 const qualifier from arg parameter. Remove unnecessary cast to char *.
26237 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26238 const qualifier from arg 2.
26240 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26242 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26244 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26247 * rtl.h (reinit_regs): New prototype.
26248 * regclass.c: Include ira.h.
26249 (reinit_regs): New.
26250 * Makefile.in (regclass.o): Add ira.h.
26251 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26253 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26256 * c-common.c (handle_aligned_attribute): Use
26257 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26258 default alignment value.
26260 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26262 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26263 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26265 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26266 __BIGGEST_ALIGNMENT__.
26268 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26270 2009-01-18 Richard Guenther <rguenther@suse.de>
26272 PR tree-optimization/38819
26273 * tree-flow.h (operation_could_trap_helper_p): Declare.
26274 * tree-eh.c (operation_could_trap_helper_p): Export.
26275 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26276 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26277 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26278 are about to insert a possibly trapping instruction and fail
26281 2009-01-18 Andreas Schwab <schwab@suse.de>
26283 * doc/install.texi (Configuration): Remove obsolete paragraph
26284 about use of --with-gnu-ld with --with-gnu-as.
26286 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26288 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26289 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26290 Follow spelling conventions.
26292 2009-01-18 Ben Elliston <bje@au.ibm.com>
26294 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26295 C++ warning about implicit conversion from void * to struct
26297 (bitmap_obstack_free): Likewise for bitmap_element *.
26298 * Makefile.in (bitmap.o-warn): Remove.
26300 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26302 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26304 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26305 Tobias Grosser <tobi.grosser@amd.com>
26307 * graphite.c (graphite_trans_scop_block): Do not block single
26310 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26312 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26313 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26314 test with assertion.
26316 2009-01-16 Richard Guenther <rguenther@suse.de>
26318 PR tree-optimization/38835
26319 PR middle-end/36227
26320 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26321 and INT + PTR -> (INT)(PTR p+ INT) folding.
26322 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26324 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26327 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26328 the subreg from a lowpart subreg if it is also casting the value.
26330 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26331 Tobias Grosser <tobi.grosser@amd.com>
26333 * graphite.c (compare_prefix_loops): New.
26334 (build_scop_canonical_schedules): Rewritten.
26335 (graphite_transform_loops): Move build_scop_canonical_schedules
26336 after build_scop_iteration_domain.
26338 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26339 Tobias Grosser <tobi.grosser@amd.com>
26341 * graphite.c (add_conditions_to_domain): Add the loops to
26342 the dimension of the iteration domain. Do copy the domain
26343 only when it exists.
26344 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26345 (add_conditions_to_constraints): New.
26346 (can_generate_code_stmt, can_generate_code): Removed.
26347 (gloog): Do not call can_generate_code.
26348 (graphite_transform_loops): Call add_conditions_to_constraints
26349 after building the iteration domain.
26351 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26353 PR tree-optimization/38789
26354 * tree-ssa-threadedge.c
26355 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26356 __builtin_constant_p.
26358 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26360 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26361 examined before deleting them.
26363 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26365 * function.c (aggregate_value_p): Correctly extract the function
26366 type from CALL_EXPR_FN lookup.
26368 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26370 * config/picochip/picochip.c (picochip_override_options): Revert
26371 CFI asm flag disable commited previously.
26373 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26374 Tobias Grosser <tobi.grosser@amd.com>
26375 Jan Sjodin <jan.sjodin@amd.com>
26377 * graphite.c (scan_tree_for_params): On substractions negate
26378 all the coefficients of the term.
26379 (clast_to_gcc_expression_red): New. Handle reduction expressions
26380 of more than two operands.
26381 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26382 (get_vdef_before_scop): Handle also the case of default definitions.
26384 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26386 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26387 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26388 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26390 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26391 Joey Ye <joey.ye@intel.com>
26393 PR middle-end/37843
26394 * cfgexpand.c (expand_stack_alignment): Don't update stack
26395 boundary nor check incoming stack boundary here.
26396 (gimple_expand_cfg): Update stack boundary and check incoming
26397 stack boundary here.
26399 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26401 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26403 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26405 PR rtl-optimization/38245
26406 * calls.c (expand_call): Add stack arguments to
26407 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26408 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26409 in regs and partially in memory or BLKmode arguments.
26410 (emit_library_call_value_1): Add stack arguments to
26411 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26412 ACCUMULATE_OUTGOING_ARGS).
26413 * dce.c: Include tm_p.h.
26414 (find_call_stack_args): New function.
26415 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26417 (mark_insn): Call find_call_stack_args for CALL_Ps.
26418 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26419 forwards. Allocate and free arg_stores bitmap if needed, pass it
26420 down to deletable_insn_p, don't mark stores set in arg_stores
26421 bitmap, clear the bitmap at the beginning of each bb.
26422 * Makefile.in (dce.o): Depend on $(TM_P_H).
26424 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26427 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26428 to make sure the insn is a conditional test (bug 22599). Reformat a
26431 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26433 PR middle-end/38431
26434 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26435 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26436 (gloog): Do not call cleanup_tree_cfg.
26437 (graphite_transform_loops): Call cleanup_tree_cfg after all
26438 scops have been code generated.
26440 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26441 * doc/gty.texi (Invoking the garbage collector): Added new node
26442 and section documenting ggc_collect.
26444 2009-01-14 Richard Guenther <rguenther@suse.de>
26446 PR tree-optimization/38826
26447 PR middle-end/38477
26448 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26449 initialization notes only if we actually emitted a warning.
26450 (intra_create_variable_infos): Add constraints for a result decl
26451 that is passed by hidden reference.
26452 (build_pred_graph): Mark all related variables non-direct on
26455 2009-01-14 Nick Clifton <nickc@redhat.com>
26457 * ira-conflicts.c: Include addresses.h for the definition of
26459 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26460 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26462 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26465 * Makefile.in (ira-lives.o): Add except.h.
26467 * ira-lives.c: Include except.h.
26468 (process_bb_node_lives): Process can_throw_internal.
26470 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26472 PR rtl-optimization/38774
26473 * combine.c (simplify_set): When undoing cc_use change, don't do
26474 PUT_CODE on the newly created comparison, but instead put back the
26477 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26479 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26480 values. Remove duplicate arm8 entry.
26482 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26484 PR tree-optimization/38786
26485 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26486 the SSA_NAME case of expand_scalar_variables_expr.
26487 Set the type of an expression to the type of its assign statement.
26488 (expand_scalar_variables_expr): Also gather the scalar computation
26489 used to index the memory access. Do not pass loop_p.
26490 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26491 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26492 the gimple_stmt_iterator where it inserts new code.
26493 Do not pass loop_p.
26494 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26495 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26497 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26499 * graphite.h (debug_value): Removed.
26500 * graphite.c (debug_value): Removed.
26502 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26504 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26505 ldrd/strd with two 32-bit instructions.
26507 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26509 * config/arm/arm.c (struct processors): Pass for speed down into
26510 cost helper functions.
26511 (const_ok_for_op): Handle COMPARE and inequality nodes.
26512 (arm_rtx_costs_1): Rewrite.
26513 (arm_size_rtx_costs): Update prototype.
26514 (arm_rtx_costs): Pass speed down to helper functions.
26515 (arm_slowmul_rtx_costs): Rework cost calculations.
26516 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26517 (arm_9e_rtx_costs): Likewise.
26519 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26521 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26522 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26523 (alpha_legitimize_address): Do not split local symbols wider than
26524 UNITS_PER_WORD into HIGH/LO_SUM parts.
26526 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26529 * gcc.c (process_command): Replace call to execvp with calls
26530 to pex_one and exit.
26532 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26535 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26536 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26537 variant for devices with 3-byte PC.
26538 (__tablejump_elpm__): New.
26540 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26543 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26544 offsetof member-designator, handle it as `[0].'.
26546 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26548 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26549 function when not using named sections on targets with named sections
26550 if branch distance is less than 262132.
26552 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26554 * combine.c (combine_instructions): Recompute
26555 optimize_this_for_speed_p for each BB in the main combine loop.
26557 2009-01-12 Tomas Bily <tbily@suse.cz>
26560 * tree-loop-distribution.c (prop_phis): New function.
26561 (generate_builtin): Call prop_phis.
26563 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26565 PR tree-optimization/38807
26566 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26567 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26569 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26571 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26572 subreg of op0 to the original op0.
26574 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26576 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26578 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26581 * mips-tfile.c (parse_def): Fix parsing of def strings
26582 starting with digits.
26584 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26587 * config/arm/arm.c (arm_is_long_call_p): Don't call
26588 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26590 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26592 * regrename.c (regrename_optimize): Fix dumping.
26593 (find_oldest_value_reg): Preserve REG_POINTER.
26594 (copy_hardreg_forward_1): Likewise.
26596 2009-01-09 Diego Novillo <dnovillo@google.com>
26598 * gimple.h (struct gimple_statement_base) <uid>: Document
26599 the restrictions on its use.
26600 (gimple_uid): Tidy.
26601 (gimple_set_uid): Tidy.
26603 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26605 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26606 zero guard even if align_bytes != 0 and count is smaller than
26609 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26611 PR rtl-optimization/38495
26612 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26613 (add_range_and_copies_from_move_list): Print all added ranges.
26614 Add ranges to memory optimized destination.
26616 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26620 * config/i386/i386.c (override_options): Reject
26621 -mstringop-strategy=rep_8byte with -m32.
26622 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26623 to 1. Do count comparison against epilogue_size_needed at compile
26624 time even when count_exp was constant forced into register. For
26625 size_needed don't jump to epilogue, instead just avoid aligning
26626 and invoke the body algorithm. If need_zero_guard, add zero guard
26627 even if count is non-zero, but smaller than size_needed + number of
26628 bytes that could be stored for alignment.
26629 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26630 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26631 but smaller than size_needed + number of bytes that could be stored
26632 for alignment. Compare size_needed with epilogue_size_needed instead
26633 of desired_align - align, don't adjust size_needed, pass
26634 epilogue_size_needed to the epilogue expanders.
26637 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26639 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26641 * pa.c (last_address): Change to unsigned.
26642 (update_total_code_bytes): Change argument to unsigned. Don't
26643 check if insn addresses are set.
26644 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26645 addresses are not set.
26646 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26648 2009-01-09 Nick Clifton <nickc@redhat.com>
26650 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26651 DECL_DECLARED_INLINE_P.
26653 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26655 PR middle-end/38347
26656 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26657 GET_MODE (op0) in operand_subword_force calls.
26659 PR middle-end/38771
26660 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26661 fold_convert arg0 operands to TREE_TYPE (op0) first.
26663 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26665 * params.def (ira-max-conflict-table-size): Decrease default value
26668 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26670 PR tree-optimization/37031
26671 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26673 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26674 allocate it using gc instead of heap, use VEC_quick_push instead of
26676 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26677 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26678 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26679 allocated vector from heap allocated.
26680 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26681 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26682 vector only after perfect_loop_nest_depth call.
26684 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26685 Jan Sjodin <jan.sjodin@amd.com>
26687 PR tree-optimization/38559
26688 * graphite.c (debug_value, copy_constraint,
26689 swap_constraint_variables, scale_constraint_variable, ): New.
26690 (get_lower_bound, get_upper_bound): Removed.
26691 (graphite_trans_bb_strip_mine): Clean up this code that works
26692 only for constant number of iterations. Fully copy upper and
26693 lower bound constraints, not only the constant part of them.
26694 * graphite.h (debug_value): Declared.
26696 2009-01-08 Ira Rosen <irar@il.ibm.com>
26698 PR tree-optimization/37194
26699 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26700 Don't add the cost of cost model guard in prologue to scalar
26701 outside cost in case of known number of iterations.
26703 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26704 Alan Modra <amodra@bigpond.net.au>
26706 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26707 non-word-aligned REG+CONST addressing.
26709 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26712 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26713 free_after_compilation when outputting a thunk.
26714 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26715 Do not call free_after_compilation here.
26717 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26719 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26720 (ix86_valid_target_attribute_inner_p): Ditto.
26722 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26724 PR tree-optimization/38492
26725 PR tree-optimization/38498
26726 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26727 * tree-chrec.h (scev_is_linear_expression): Declared.
26728 * graphite.c (graphite_cannot_represent_loop_niter): New.
26729 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26730 (graphite_loop_normal_form): Use gcc_assert.
26731 (scan_tree_for_params): Use CASE_CONVERT.
26732 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26733 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26734 Use gcc_assert. Discard scops that contain unhandled cases.
26735 (build_scop_conditions): Return a boolean status for unhandled cases.
26736 (strip_mine_profitable_p): Print the loop number, not its depth.
26737 (is_interchange_valid): Pass the depth of the loop nest, don't
26738 recompute it wrongly.
26739 (graphite_trans_bb_block): Same.
26740 (graphite_trans_bb_block): Print tentative of loop blocking.
26741 (graphite_trans_scop_block): Do not print that the loop has been
26743 (graphite_transform_loops): Do not handle scops that contain condition
26746 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26748 AVX Programming Reference (December, 2008)
26749 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26750 (_mm256_stream_pd): Likewise.
26751 (_mm256_stream_ps): Likewise.
26753 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26754 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26755 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26756 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26757 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26758 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26759 (ix86_expand_special_args_builtin): Likewise.
26761 * config/i386/sse.md (AVXMODEDI): New.
26762 (avx_movnt<mode>): Likewise.
26763 (avx_movnt<mode>): Likewise.
26764 (<sse>_movnt<mode>): Remove AVX support.
26765 (sse2_movntv2di): Likewise.
26767 2009-01-07 Richard Guenther <rguenther@suse.de>
26769 PR middle-end/38751
26770 * fold-const.c (extract_muldiv): Remove obsolete comment.
26771 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26772 to PLUS_EXPR canonicalization for the canonicalization.
26774 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26776 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26777 hosted cross-compilers generating less efficient code.
26779 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26781 * function.h (rtl_data): Add a dbr_scheduled_p field.
26782 * reorg.c (dbr_schedule): Set it.
26783 (gate_handle_delay_slots): Check it.
26784 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26785 (mips_reorg): Check flag_delayed_branch instead of
26786 mips_base_delayed_branch.
26787 (mips_override_options): Don't set mips_base_delayed_branch
26788 or flag_delayed_branch.
26790 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26792 PR rtl-optimization/38426.
26793 * ira.c (ira): Set current_function_is_leaf earlier.
26795 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26797 PR rtl-optimization/38722
26798 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26799 too early, only set a flag and modify after last possible
26802 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26805 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26806 * real.c (decimal_single_format): Correct values of emin and emax.
26807 (decimal_double_format): Ditto.
26808 (decimal_quad_format): Ditto.
26809 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26810 computation of DECnn_MIN and DECnn_MAX for corrected values of
26811 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26812 __DECnn_MIN__, and adjust its computation for the corrected value
26815 2009-01-06 Jan Hubicka <jh@suse.cz>
26818 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26820 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26822 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26823 Add Robert Clark to the list of testers.
26825 2009-01-06 Jan Hubicka <jh@suse.cz>
26826 Kai Tietz <kai.tietz@onevision.com>
26828 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26829 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26831 2009-01-06 Jan Hubicka <jh@suse.cz>
26832 Kai Tietz <kai.tietz@onevision.com>
26834 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26836 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26837 (ix86_nsaved_regs): Count only general purpose regs.
26838 (ix86_nsaved_sseregs): New.
26839 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26840 to 16 for w64; compute padding and size of sse reg save area.
26841 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26842 general purpose regs.
26843 (ix86_emit_save_sse_regs_using_mov): New.
26844 (ix86_expand_prologue): Save SSE regs if needed.
26845 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26846 (ix86_emit_restore_sse_regs_using_mov): New.
26847 (ix86_expand_epilogue): Save SSE regs if needed.
26849 2009-01-06 Jan Hubicka <jh@suse.cz>
26850 Kai Tietz <kai.tietz@onevision.com>
26852 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26853 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26854 functions when accumulate outgoing args is off.
26856 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26859 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26860 before using pseudos_have_intersected_live_ranges_p.
26862 * ira-int.h (ira_assert): Always define.
26864 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26866 AVX Programming Reference (December, 2008)
26867 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26868 (_mm256_permute2_pd): Likewise.
26869 (_mm_permute2_ps): Likewise.
26870 (_mm256_permute2_ps): Likewise.
26871 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26872 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26874 * config/i386/i386.c (ix86_builtins): Remove
26875 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26876 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26877 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26878 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26879 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26880 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26881 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26882 __builtin_ia32_vpermil2ps256.
26883 (ix86_init_mmx_sse_builtins): Updated.
26884 (ix86_expand_args_builtin): Likewise.
26886 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26888 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26889 long absolute calls when generating PA 2.0 code.
26891 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26893 PR rtl-optimization/38583
26894 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26896 * params.def (ira-max-conflict-table-size): New.
26898 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26900 * ira.h (ira_conflicts_p): New external definition.
26902 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26903 table. Report this. Return result of building.
26904 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26905 building conflict table.
26907 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26908 (ira_color): Use ira_conflicts_p.
26910 * global.c: Include ira.h.
26911 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26914 * Makefile.in (global.o): Add ira.h.
26916 * ira-build.c (mark_all_loops_for_removal,
26917 propagate_some_info_from_allocno): New.
26918 (remove_unnecessary_allocnos): Call
26919 propagate_some_info_from_allocno.
26920 (remove_low_level_allocnos): New.
26921 (remove_unnecessary_regions): Add parameter. Call
26922 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26923 parameter to remove_unnecessary_regions.
26924 (ira_build): Remove all regions but root if the conflict table was
26925 not built. Update conflict hard regs for allocnos crossing calls.
26927 * ira.c (ira_conflicts_p): New global.
26928 (ira): Define and use ira_conflicts_p.
26930 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26931 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26932 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26934 2009-01-06 Ben Elliston <bje@au.ibm.com>
26936 * gengtype-lex.l (YY_NO_INPUT): Define.
26938 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26941 * c-common.c (handle_vector_size_attribute): Also reject
26942 BOOLEAN_TYPE types.
26944 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26946 PR tree-optimization/38492
26947 * graphite.c (rename_map_elt, debug_rename_elt,
26948 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26949 rename_map_elt_info, eq_rename_map_elts,
26950 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26951 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26952 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26953 (sese_build_livein_liveouts): New.
26954 (new_sese, free_sese): New.
26955 (new_scop): Call new_sese.
26956 (free_scop): Call free_sese.
26957 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26958 (register_old_new_names): Renamed register_old_and_new_names.
26959 (register_scop_liveout_renames, add_loop_exit_phis,
26960 insert_loop_close_phis, struct igp,
26961 default_liveout_before_guard, add_guard_exit_phis,
26962 insert_guard_phis, copy_renames): New.
26963 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26964 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26965 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26966 (scop_adjust_phis_for_liveouts): New.
26967 (gloog): Call scop_adjust_phis_for_liveouts.
26969 * graphite.h (struct sese): Documented. Added fields liveout,
26970 num_ver and livein.
26971 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26972 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26973 (struct scop): Added field liveout_renames.
26974 (SCOP_LIVEOUT_RENAMES): New.
26976 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26978 PR tree-optimization/38510
26979 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26980 (translate_clast): Call recompute_all_dominators before
26982 (gloog): Call recompute_all_dominators before graphite_verify.
26984 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26985 Jan Sjodin <jan.sjodin@amd.com>
26987 PR tree-optimization/38500
26988 * graphite.c (create_sese_edges): Call fix_loop_structure after
26991 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26993 * config.gcc: Add m32r*-*-rtems*.
26994 * config/m32r/rtems.h: New file.
26996 2009-01-05 Ben Elliston <bje@au.ibm.com>
26998 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26999 (.po.pox): Likewise.
27000 (po/gcc.pot): Likewise.
27002 2009-01-04 David S. Miller <davem@davemloft.net>
27004 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27005 (STARTING_FRAME_OFFSET): Always set to zero.
27007 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27009 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27010 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27011 fixed-point types, and vectors of the same.
27013 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27015 * config/mips/sync.md (*mb_barrier): Rename to...
27016 (*memory_barrier): ...this.
27018 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27020 * doc/extend.texi (Function Attributes): Move @cindex after @item
27021 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27022 and put in alphabetical order. Fix 'target' name and put in order.
27023 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27026 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27028 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27029 (memory_barrier): Expand as unspec instead of unspec_volatile.
27030 Remove mem:BLK from insn operands. Use Pmode scratch register.
27031 (*memory_barrier): Define as unspec instead of unspec_volatile.
27032 Use (match_dup 0) as input operand.
27034 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27035 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27036 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27037 scratch register. Remove operand 1.
27038 (*stbar): Define as unspec instead of unspec_volatile.
27039 Use (match_dup 0) as input operand, remove (const_int 8).
27040 (*membar): Define as unspec instead of unspec_volatile.
27041 Use (match_dup 0) as input operand, remove input operand 2.
27043 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27044 (memory_barrier): Expand as unspec instead of unspec_volatile.
27045 Remove mem:BLK from insn operands. Use Pmode scratch register.
27046 (*memory_barrier): Define as unspec instead of unspec_volatile.
27047 Use (match_dup 0) as input operand.
27049 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27050 Remove mem:BLK from insn operands. Use Pmode scratch register.
27051 Set volatile flag on operand 0.
27052 (*memory_barrier): New insn pattern.
27054 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27056 (*memory_barrier): Use (match_dup 0) as input operand.
27058 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27059 Remove mem:BLK from insn operands. Use Pmode scratch register.
27060 Set volatile flag on operand 0.
27061 (*mb_internal): New insn pattern.
27063 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27065 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27067 PR middle-end/38586
27068 * function.c (struct temp_slot): Move to the section of the file
27069 that deals with temp slots. Remove field 'address'.
27070 (temp_slot_address_table): New hash table of address -> temp slot.
27071 (struct temp_slot_address_entry): New struct, items for the table.
27072 (temp_slot_address_compute_hash, temp_slot_address_hash,
27073 temp_slot_address_eq, insert_temp_slot_address): Support functions
27075 (find_temp_slot_from_address): Rewrite to use the new hash table.
27076 (remove_unused_temp_slot_addresses): Remove addresses of temp
27077 slots that have been made available.
27078 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27079 worker function for remove_unused_temp_slot_addresses.
27080 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27081 Add the temp slot address to the address -> temp slot map.
27082 (update_temp_slot_address): Update via insert_temp_slot_address.
27083 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27084 (pop_temp_slots): Likewise.
27085 (init_temp_slots): Allocate the address -> temp slot map, or empty
27086 the map if it is already allocated.
27087 (prepare_function_start): Initialize temp slot processing.
27089 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27091 PR middle-end/38584
27092 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27093 Calculate the size of all stack vars assuming no packing of stack
27094 vars will happen, replacing a quadratic algorithm with a linear one.
27096 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27099 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27102 2009-01-03 Diego Novillo <dnovillo@google.com>
27104 * doc/contrib.texi: Update contributions.
27106 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27109 * builtins.c (fold_builtin_memory_op): Give up if either operand
27110 is volatile. Set srctype or desttype to non-qualified version
27114 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27115 and FUNCTION_DECLs.
27117 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27119 PR rtl-optimization/35805
27120 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27121 problem if fast dce is able to remove any instructions.
27122 * dce.c (dce_process_block): Fix dump message.
27124 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27127 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27129 2009-01-02 Jakub Jelinek <jakub@redhat.com>
27131 PR middle-end/38690
27132 * tree-flow.h (op_code_prio, op_prio): New prototypes.
27133 * tree-pretty-print.c (op_code_prio): New function.
27134 (op_prio): No longer static. Use op_code_prio.
27135 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
27136 Use op_prio and op_code_prio to determine if () should be
27137 printed around operand(s) or not.
27139 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
27140 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
27141 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
27142 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
27143 pp_character instead of pp_string for single letter printing.
27145 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
27147 * doc/extend.texi: Fix '#pragma GCC option' typo.
27149 2009-01-02 Richard Guenther <rguenther@suse.de>
27151 * doc/install.texi (--enable-checking): Mention different
27152 default for stage1.
27153 (--enable-stage1-checking): Document.
27155 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27157 PR middle-end/30142
27158 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27159 case to be an error.
27161 2009-01-02 Ben Elliston <bje@au.ibm.com>
27163 * config/fp-bit.h (pack_d): Constify argument.
27164 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27165 (isnan): Constify argument.
27167 (iszero): Likewise.
27168 (pack_d): Likewise.
27169 (_fpadd_parts): Constify return type.
27170 (_fpmul_parts): Likewise.
27171 (_fpdiv_parts): Likewise.
27173 2009-01-01 Jakub Jelinek <jakub@redhat.com>
27176 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
27177 warn about overwriting initializer with side-effects or
27178 -Woverride-init if !IMPLICIT.
27179 (output_init_element): Likewise. Pass IMPLICIT down to
27181 (process_init_element): Add IMPLICIT argument. Pass it down
27182 to output_init_element.
27183 (push_init_element, pop_init_level, set_designator): Adjust
27184 process_init_element callers.
27185 (set_nonincremental_init, set_nonincremental_init_from_string):
27186 Adjust add_pending_init callers.
27187 (output_pending_init_elements): Adjust output_init_element callers.
27188 * c-tree.h (process_init_element): Adjust prototype.
27189 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27190 process_init_element callers.
27193 Copyright (C) 2009 Free Software Foundation, Inc.
27195 Copying and distribution of this file, with or without modification,
27196 are permitted in any medium without royalty provided the copyright
27197 notice and this notice are preserved.