1 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5 before insn counting loop now that BB_END (bb) is counted. Ensure
6 the return value isn't zero.
8 2009-09-30 Nick Clifton <nickc@redhat.com>
10 * config.gcc (sh-symbianelf): Replace definition of extra_objs
11 with separate definitions of c_target_objs and cxx_target_objs.
12 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
14 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
15 sh_symbian_import_export_class.
16 * config/sh/sh-protos.h: Fix names of exported symbian functions.
17 * config/sh/symbian.c: Delete, moving code into...
18 * config/sh/symbian-base.c: ... here
19 * config/sh/symbian-c.c: ... and here
20 * config/sh/symbian-cxx.c: ... and here.
22 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
25 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
26 of plus RTX into register.
28 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30 * doc/install.texi: Linguistic and markup fixes.
31 (Configuration) <--disable-cpp>: Remove description.
32 <--enable-maintainer-mode>: Autotools files are affected, too.
33 <--with-sysroot>: Improve description.
34 (Building): Bump required GNU make version.
36 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
38 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
41 * config/i386/fma4intrin.h: New file, provide common x86 compiler
43 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
44 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
45 Add FMA4 check and fma4intrin.h.
46 * config/i386/i386-c.c(ix86_target_macros_internal): Check
48 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
49 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
50 constant for FMA4 support.
51 (UNSPEC_FMA4_FMADDSUB): Ditto.
52 (UNSPEC_FMA4_FMSUBADD): Ditto.
53 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
54 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add
56 (ix86_expand_fma4_multiple_memory): Ditto.
57 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
58 (OPTION_MASK_ISA_FMA4_UNSET): New.
59 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to
61 (OPTION_MASK_ISA_AVX_UNSET): Change definition to
63 (ix86_handle_option): Handle -mfma4.
64 (isa_opts): Handle -mfma4.
65 (enum pta_flags): Add PTA_FMA4.
66 (override_options): Add FMA4 support.
67 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
68 (IX86_BUILTIN_VFMADDSD): Ditto.
69 (IX86_BUILTIN_VFMADDPS): Ditto.
70 (IX86_BUILTIN_VFMADDPD): Ditto.
71 (IX86_BUILTIN_VFMSUBSS): Ditto.
72 (IX86_BUILTIN_VFMSUBSD): Ditto.
73 (IX86_BUILTIN_VFMSUBPS): Ditto.
74 (IX86_BUILTIN_VFMSUBPD): Ditto.
75 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
76 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
77 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
78 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
79 (IX86_BUILTIN_VFNMADDSS): Ditto.
80 (IX86_BUILTIN_VFNMADDSD): Ditto.
81 (IX86_BUILTIN_VFNMADDPS): Ditto.
82 (IX86_BUILTIN_VFNMADDPD): Ditto.
83 (IX86_BUILTIN_VFNMSUBSS): Ditto.
84 (IX86_BUILTIN_VFNMSUBSD): Ditto.
85 (IX86_BUILTIN_VFNMSUBPS): Ditto.
86 (IX86_BUILTIN_VFNMSUBPD): Ditto.
87 (IX86_BUILTIN_VFMADDPS256): Ditto.
88 (IX86_BUILTIN_VFMADDPD256): Ditto.
89 (IX86_BUILTIN_VFMSUBPS256): Ditto.
90 (IX86_BUILTIN_VFMSUBPD256): Ditto.
91 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
92 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
93 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
94 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
95 (IX86_BUILTIN_VFNMADDPS256): Ditto.
96 (IX86_BUILTIN_VFNMADDPD256): Ditto.
97 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
98 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
99 (enum multi_arg_type): New enum for describing the various FMA4
100 intrinsic argument types.
101 (bdesc_multi_arg): New table for FMA4 intrinsics.
102 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
103 (ix86_expand_multi_arg_builtin): New function for creating FMA4
105 (ix86_expand_builtin): Add FMA4 intrinsic support.
106 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
107 operand instructions.
108 (ix86_expand_fma4_multiple_memory): New function to split the
109 second memory reference from FMA4 instructions.
110 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
111 (ssemodesuffixf2s): Ditto.
112 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
114 (fma4_fmsub<mode>4): Ditto.
115 (fma4_fnmadd<mode>4): Ditto.
116 (fma4_fnmsub<mode>4): Ditto.
117 (fma4_vmfmadd<mode>4): Ditto.
118 (fma4_vmfmsub<mode>4): Ditto.
119 (fma4_vmfnmadd<mode>4): Ditto.
120 (fma4_vmfnmsub<mode>4): Ditto.
121 (fma4_fmadd<mode>4256): Ditto.
122 (fma4_fmsub<mode>4256): Ditto.
123 (fma4_fnmadd<mode>4256): Ditto.
124 (fma4_fnmsub<mode>4256): Ditto.
125 (fma4_fmaddsubv8sf4): Ditto.
126 (fma4_fmaddsubv4sf4): Ditto.
127 (fma4_fmaddsubv4df4): Ditto.
128 (fma4_fmaddsubv2df4): Ditto.
129 (fma4_fmsubaddv8sf4): Ditto.
130 (fma4_fmsubaddv4sf4): Ditto.
131 (fma4_fmsubaddv4df4): Ditto.
132 (fma4_fmsubaddv2df4): Ditto.
133 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
134 instructions for intrinsics.
135 (fma4i_fmsub<mode>4): Ditto.
136 (fma4i_fnmadd<mode>4): Ditto.
137 (fma4i_fnmsub<mode>4): Ditto.
138 (fma4i_vmfmadd<mode>4): Ditto.
139 (fma4i_vmfmsub<mode>4): Ditto.
140 (fma4i_vmfnmadd<mode>4): Ditto.
141 (fma4i_vmfnmsub<mode>4): Ditto.
142 (fma4i_fmadd<mode>4256): Ditto.
143 (fma4i_fmsub<mode>4256): Ditto.
144 (fma4i_fnmadd<mode>4256): Ditto.
145 (fma4i_fnmsub<mode>4256): Ditto.
146 (fma4i_fmaddsubv8sf4): Ditto.
147 (fma4i_fmaddsubv4sf4): Ditto.
148 (fma4i_fmaddsubv4df4): Ditto.
149 (fma4i_fmaddsubv2df4): Ditto.
150 (fma4i_fmsubaddv8sf4): Ditto.
151 (fma4i_fmsubaddv4sf4): Ditto.
152 (fma4i_fmsubaddv4df4): Ditto.
153 (fma4i_fmsubaddv2df4): Ditto.
155 * doc/invoke.texi (-mfma4): Add documentation.
156 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
158 2009-09-29 Richard Henderson <rth@redhat.com>
160 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
161 an edge to the new destination block.
163 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
166 * pa.c (hppa_profile_hook): Use
167 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
169 2009-09-29 Steve Ellcey <sje@cup.hp.com>
170 Alexander Monakov <amonakov@ispras.ru>
173 * config/ia64/predicates.md (not_postinc_destination_operand): New.
174 (not_postinc_memory_operand): New.
175 (not_postinc_move_operand): New.
176 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
177 (*cmovsi_internal): Ditto.
179 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
181 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
182 restrict issue_rate in first pass when scheduling for register
185 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
186 Rafael Avila de Espindola <espindola@google.com>
188 * gengtype.c (plugin_output): New.
189 (get_output_file_with_visibility): Return plugin_output for plugins.
190 (main): Parse and use the -P option.
191 * gty.texi: Update the command line format.
193 2009-09-29 Jakub Jelinek <jakub@redhat.com>
196 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
198 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
199 out if !const_ok_for_output.
202 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
203 case VAR_LOCATION>: Remove gcc_unreachable ().
205 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
207 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
209 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
211 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
212 * config/i386/x86intrin.h: Remove SSE5.
213 * config/i386/mmintrin-common.h: Delete file.
214 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags
217 2009-09-29 Richard Guenther <rguenther@suse.de>
219 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
220 resulting from stack temporaries on STRICT_ALIGNMENT targets.
222 2009-09-29 Nick Clifton <nickc@redhat.com>
224 * function.c (current_function_name): If there is no current
225 function just return "<none>".
227 2009-09-28 Sriraman Tallam <tmsriram@google.com>
229 * tree-pass.h (register_pass_info): New structure.
230 (pass_positioning_ops): Move enum from gcc-plugin.h.
231 (register_pass): New function.
232 * gcc-plugin.h (plugin_pass): Delete structure.
233 (pass_positioning_ops): Delete enum.
234 * plugin.c (regsiter_pass): Delete function.
235 (position_pass): Delete function.
236 (added_pass_nodes): Delete variable.
237 (prev_added_pass_nodes): Delete variable.
238 (pass_list_node): Delete structure.
239 * passes.c (make_pass_instance): New function.
240 (next_pass_1): Change to call make_pass_instance.
241 (pass_list_node): Move structure from gcc-plugin.h.
242 (added_pass_nodes): Move variable from plugin.c.
243 (prev_added_pass_nodes): Move variable from plugin.c.
244 (position_pass): New function.
245 (register_pass): New function.
247 2009-09-28 Easwaran Raman <eraman@google.com>
249 * ifcvt.c (noce_try_abs): Recognize pattern and call
250 expand_one_cmpl_abs_nojump.
251 * optabs.c (expand_one_cmpl_abs_nojump): New function.
252 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
254 2009-09-28 Ian Lance Taylor <iant@google.com>
257 * c-opts.c (c_common_handle_option): Don't set
258 warn_jump_misses_init for -Wall.
259 * doc/invoke.texi (Warning Options): Update documentation.
261 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
263 * Makefile.in ($(out_object_file)): Depend on
264 gt-$(basename $(notdir $(out_file))).h.
266 2009-09-28 Richard Henderson <rth@redhat.com>
268 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
269 * except.c (gen_eh_region): Set it.
270 (duplicate_eh_regions_1): Copy it.
271 * tree-eh.c (lower_resx): Use it to determine which function
274 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
275 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
276 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
277 * tree.c (build_common_builtin_nodes): Remove parameter. Build
278 BUILT_IN_CXA_END_CLEANUP if necessary.
280 * c-common.c (c_define_builtins): Update call to
281 build_common_builtin_nodes.
283 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
285 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
287 2009-09-28 Michael Matz <matz@suse.de>
289 * builtins.c (interclass_mathfn_icode): New helper.
290 (expand_builtin_interclass_mathfn): Use it here, and split folding
292 (fold_builtin_interclass_mathfn): ... this new folder.
293 (build_call_nofold_loc): New static helper.
294 (build_call_nofold): New wrapper macro for above.
295 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
296 (expand_builtin_pow): Ditto.
297 (expand_builtin_memset_args): Ditto.
298 (expand_builtin_printf): Ditto.
299 (expand_builtin_fprintf): Ditto.
300 (expand_builtin_sprintf): Ditto.
301 (expand_builtin_memory_chk): Ditto.
302 (expand_builtin_mempcpy_args): Ditto and don't call folders.
303 (expand_builtin_stpcpy): Ditto.
304 (expand_builtin_strcmp): Ditto.
305 (expand_builtin_strncmp): Ditto.
306 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
307 (expand_builtin_strcpy_args): Don't call folders.
308 (expand_builtin_memcmp): Ditto.
309 (expand_builtin_strncpy): Ditto, and use target.
310 (expand_builtin_memcpy): Ditto.
311 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
312 expand_builtin_strpbrk, expand_builtin_memmove,
313 expand_builtin_memmove_args, expand_builtin_bcopy,
314 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
315 expand_builtin_strspn, expand_builtin_strcspn,
316 expand_builtin_fputs): Remove these.
317 (expand_builtin): Don't call the above, change calls to other
318 expanders that changed prototype.
319 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
320 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
321 fold_builtin_interclass_mathfn.
322 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
323 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
325 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
326 * passes.c (init_optimization_passes): Move pass_fold_builtins
327 after last phiopt pass.
328 * tree-inline.c (fold_marked_statements): When folding builtins
329 iterate over all instruction potentially generated.
330 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
332 (fold_gimple_call): Use it to always fold calls (into potentially
333 multiple instructions).
334 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
335 calls into zero at this time.
336 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
337 statements generated by builtin folding.
339 2009-09-28 Nick Clifton <nickc@redhat.com>
341 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
344 2009-09-28 Duncan Sands <baldrick@free.fr>
346 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
347 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
348 (register_callback): Dispatch it.
349 (invoke_plugin_callbacks): Incorporate in sanity check.
350 * ggc.h (ggc_register_cache_tab): Add declaration.
351 * ggc-common.c (ggc_register_root_tab): Simplify.
352 (const_ggc_cache_tab_t): New typedef.
353 (extra_cache_vec): New vector of dynamically added cache tables.
354 (ggc_register_cache_tab): New function.
355 (ggc_scan_cache_tab): New function.
356 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
357 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
359 2009-09-27 Richard Henderson <rth@redhat.com>
361 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
362 which we remove __builtin_stack_restore.
364 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
366 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
367 to test for GRD_INVARIANT.
368 (simple_rhs_p): Anything that's function_invariant_p is fine.
370 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
372 * gengtype.c (main): Use plunge_files instead of plugin_output.
374 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
375 Rafael Avila de Espindola <espindola@google.com>
377 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
378 Don't print pch related info if it is false.
379 (main): Don't print pch info in plugin mode.
381 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
383 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
384 with dw_val_class_const_double.
385 (struct dw_val_struct): Replace val_long_long with val_double and
386 adjust for above change.
387 (output_loc_operands): Likewise.
388 (add_AT_long_long): Rename into...
389 (add_AT_double): ...this.
390 (print_die): Replace dw_val_class_long_long with
391 dw_val_class_const_double and adjust.
392 (attr_checksum): Likewise.
393 (same_dw_val_p): Likewise.
394 (size_of_die): Likewise.
395 (value_format): Likewise.
396 (output_die): Likewise.
397 (loc_descriptor) <CONST_DOUBLE>: Likewise.
398 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
399 instead of add_AT_long_long.
400 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
401 value with the precision of its type.
403 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
406 * c-typeck.c (build_conditional_expr): Use the readonly and
407 volatile flags of the operand types, not of the operands itself.
409 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
411 collect2.c (main): Look for -brtl before adding libraries.
413 2009-09-27 Jonathan Gray <jsg@openbsd.org>
415 * config.gcc: Update OpenBSD targets.
416 * config/openbsd-stdint.h: New file.
417 * config/openbsd-libpthread.h: New file.
418 * config/openbsd.h: Update and break out LIB_SPEC definition.
419 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
420 * config/i386/openbsdelf.h: Correct types.
421 * config/m68k/openbsd.h: Likewise.
422 * config/mips/openbsd.h: Likewise.
423 * config/vax/openbsd.h: Likewise.
425 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
427 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
428 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
429 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
430 of the length and zero.
432 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
434 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
435 (FLAGS_H): Add options.h $(REAL_H).
436 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
437 (TREE_VECTORIZER_H): New.
438 (EBITMAP_H): Renamed from EBIMAP_H.
439 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
440 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
441 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
442 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
443 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
444 (graphite-clast-to-gimple.o, graphite-dependences.o)
445 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
446 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
447 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
448 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
449 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
450 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
451 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
452 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
453 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
454 updated and fixed as per above changes and per
455 check_makefile_deps.sh output.
458 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
459 * configure: Regenerate.
461 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
463 * doc/install.texi: Update minimum MPC version to 0.7.
465 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
467 * doc/install.texi (Binaries): Remove reference to the binary
468 distribution CD-ROM from the FSF.
470 2009-09-26 Michael Matz <matz@suse.de>
474 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
475 that are mentioned in the body.
477 2009-09-26 Michael Matz <matz@suse.de>
479 PR tree-optimization/41454
480 * tree-ssa-dom (stmts_to_rescan): Remove variable.
481 (tree_ssa_dominator_optimize): Don't allocate and free it.
482 (dom_opt_leave_block): Don't iterate over it.
483 (eliminate_redundant_computations): Don't return a value.
484 (cprop_operand, cprop_into_stmt): Ditto.
485 (optimize_stmt): Don't defer updating stmts.
487 2009-09-25 Dodji Seketeli <dodji@redhat.com>
489 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
490 generic_parameter_die, template_parameter_pack_die,
491 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
492 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
493 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
495 2009-09-25 Anatoly Sokolov <aesok@post.ru>
497 * config/v850/v850.h (FUNCTION_VALUE): Remove.
498 * config/v850/v850.c (v850_function_value): New function.
499 (TARGET_FUNCTION_VALUE): Define.
501 2009-09-25 Jakub Jelinek <jakub@redhat.com>
503 * tree-vect-stmts.c (vectorizable_call): Call
504 mark_symbols_for_renaming after vect_finish_stmt_generation.
506 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
507 to loc_descriptor_from_tree.
508 (add_location_or_const_value_attribute): Pass 0 instead of 2
509 for decl_by_reference_p decls.
511 2009-09-25 Richard Guenther <rguenther@suse.de>
514 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
517 2009-09-25 Ben Elliston <bje@au.ibm.com>
519 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
522 2009-09-25 Alan Modra <amodra@bigpond.net.au>
524 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
527 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
530 * fold-const.c (const_binop): Handle complex int division.
531 * tree-complex.c (expand_complex_div_straight,
532 expand_complex_div_wide): Update comments.
534 2009-09-24 DJ Delorie <dj@redhat.com>
537 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
538 (reg_class): Likewise.
539 (REG_CLASS_NAMES): Likewise.
540 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
542 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
545 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
547 * config/rs6000/predicates.md (indexed_or_indirect_operand):
548 Delete VSX load/store with update support.
549 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
550 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
554 (VStype_load_update): Ditto.
555 (VStype_store_update): Ditto.
556 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
557 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
559 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
560 load/store with update builtins.
562 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
564 * libgcc2.c (L_trampoline): Prototype for getpagesize
565 and mprotect in WINNT case.
567 2009-09-24 Anatoly Sokolov <aesok@post.ru>
569 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
570 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
571 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
573 (TARGET_FUNCTION_VALUE): Define.
575 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
577 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
579 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
582 * common.opt: Initialize dwarf_strict to -1.
583 * toplev.c (process_options): Catch unset dwarf_strict
584 and set to 0 for all targets not overriding.
585 * config/darwin.c (darwin_override_options): Catch unset
586 dwarf_strict and override to 1.
588 2009-09-24 Jeff Law <law@redhat.com>
590 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
592 2009-09-24 Richard Guenther <rguenther@suse.de>
594 PR tree-optimization/36143
595 PR tree-optimization/38747
596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
597 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
599 2009-09-24 Jakub Jelinek <jakub@redhat.com>
602 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
603 return false instead of gcc_unreachable (). For CONST return the
604 value returned by recursive call instead of always returning true.
605 (tree_add_const_value_attribute): Return the value returned by
606 add_const_value_attribute instead of always returning true if rtl
609 2009-09-23 Justin Seyster <jrseys@gmail.com>
611 * Makefile.in (PLUGIN_HEADERS): Include real.h.
613 2009-09-24 Jakub Jelinek <jakub@redhat.com>
615 * cgraphunit.c (cgraph_lower_function): Revert last change.
616 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
617 instead of DECL_NO_STATIC_CHAIN.
618 * tree-cfg.c (verify_gimple_call): Likewise.
619 * tree-nested.c (get_chain_decl, get_chain_field,
620 convert_tramp_reference_op, convert_gimple_call): Likewise.
621 (convert_all_function_calls): Likewise. Always set or clear
622 DECL_STATIC_CHAIN initially, for !n->outer clear it.
623 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
624 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
626 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
627 DECL_NO_STATIC_CHAIN.
628 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
629 instead of DECL_NO_STATIC_CHAIN.
630 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
631 decl_function_context.
632 * varasm.c (initializer_constant_valid_p): Likewise.
633 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
634 (DECL_STATIC_CHAIN): ... this.
635 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
636 instead of DECL_NO_STATIC_CHAIN.
638 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
639 Rafael Avila de Espindola <espindola@google.com>
641 * gengtype.c (nb_plugin_files): Make it unsigned to match
642 num_gt_files. Adjust other variables to avoid warnings.
643 (main): Allocate an all zero lang_bitmap before each plugin file name
644 to match regular file names.
646 2009-09-23 Richard Henderson <rth@redhat.com>
648 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
649 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
650 static chain passed in memory.
651 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
652 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
653 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
654 STATIC_CHAIN_REGNUM defined.
656 * config/picochip/picochip-protos.h: s/class/klass/.
657 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
658 (picochip_static_chain): New.
659 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
660 (STATIC_CHAIN_INCOMING): Remove.
662 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
663 (xtensa_static_chain): New.
664 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
666 2009-09-23 Anatoly Sokolov <aesok@post.ru>
668 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
669 * config/pa/pa-protos.h (function_value): Remove.
670 * config/pa/pa.c (pa_function_value): Rename from function_value.
671 Make static, add 'outgoing' argument.
672 (TARGET_FUNCTION_VALUE): Define.
674 2009-09-23 Anatoly Sokolov <aesok@post.ru>
676 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
677 instead of cfun->machine->is_leaf.
678 * config/avr/avr.h (machine_function): Remove is_leaf field.
680 2009-09-23 Jakub Jelinek <jakub@redhat.com>
683 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
684 DW_OP_piece after DW_OP_stack_value, adjust size calculations
685 for it, when DW_OP_stack_value and DW_OP_implicit_value has
686 the same size, prefer DW_OP_stack_value.
687 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
688 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
690 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
693 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
695 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
698 * cfgexpand.c (convert_debug_memory_address): New.
699 (expand_debug_expr): Convert base address and offset to the same
700 mode. Use it to convert addresses to other modes. Accept
703 2009-09-23 Richard Guenther <rguenther@suse.de>
705 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
706 produced for bigendian targets with promoted subregs.
708 2009-09-23 Richard Guenther <rguenther@suse.de>
710 * value-prof.c (gimple_ic): Purge old EH edges only after building
713 2009-09-23 Nick Clifton <nickc@redhat.com>
715 * config/arc/arc.c (arc_trampoline_init): Fix typo.
717 2009-09-23 Jakub Jelinek <jakub@redhat.com>
720 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
723 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
724 on non-nested functions.
726 2009-09-23 Jakub Jelinek <jakub@redhat.com>
727 Jan Hubicka <jh@suse.cz>
729 * dwarf2out.c (loc_list_plus_const): Only define if
730 DWARF2_DEBUGGING_INFO.
731 (address_of_int_loc_descriptor): Likewise.
734 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
736 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
739 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
740 constant is more than zero.
742 2009-09-23 Alan Modra <amodra@bigpond.net.au>
745 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
746 call final to emit non-scheduled prologue, instead insert at entry.
748 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
749 Joseph S. Myers <joseph@codesourcery.com>
751 * doc/install.texi (*-*-freebsd*): Add proper format codes.
753 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
754 Rafael Avila de Espindola <espindola@google.com>
756 * gengtype.c (is_file_equal): New function.
757 (close_output_files): Use is_file_equal. Free of->buf.
759 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
760 Rafael Avila de Espindola <espindola@google.com>
762 * gengtype.c (write_types, write_local): Add the output_header
763 argument. Update all callers.
765 2009-09-22 Dodji Seketeli <dodji@redhat.com>
767 * dwarf2out.c (template_parameter_pack_die,
768 gen_formal_parameter_pack_die ): New functions.
769 (make_ith_pack_parameter_name): Remove this function.
770 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
771 DW_TAG_formal_parameter_pack.
772 (gen_generic_params_dies): Represent each template parameter pack
773 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
774 represented by usual DW_TAG_template_*_parameter DIEs that are
775 children of the DW_TAG_template_parameter_pack element DIE.
776 (generic_parameter_die): This doesn't deal with parameter pack
777 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
778 of parameter pack DIEs.
779 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
780 in certain cases, e.g. for pack elements.
781 (gen_formal_types_die, gen_decl_die): Adjust usage of
782 gen_formal_parameter_die.
783 (gen_subprogram_die): Represent each function parameter pack by a
784 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
785 represented by usual DW_TAG_formal_parameter DIEs that are children
786 of the DW_TAG_formal_parameter_pack DIE. Remove references to
787 ____builtin_va_alist decls as no part of the compiler uses those
789 * langhooks.h (struct lang_hooks_for_decls): Add
790 function_parm_expanded_from_pack_p, get_generic_function_decl
791 and function_parameter_pack_p hooks. Fix comment for
792 get_innermost_generic_parms hook.
793 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
794 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
795 macros and use them to initialize lang_hook.
797 2009-09-22 Richard Henderson <rth@redhat.com>
799 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
800 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
801 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
802 on TRAMPOLINE_TEMPLATE.
803 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
804 TRAMPOLINE_ADJUST_ADDRESS.
805 * targhooks.c (default_asm_trampoline_template): Remove.
806 (default_trampoline_adjust_address): Remove.
807 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
808 * targhooks.h: Update decls.
810 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
812 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
813 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
814 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
816 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
819 * reload1.c (reload): Reset debug insns with pseudos without
822 2009-09-22 Janis Johnson <janis187@us.ibm.com>
824 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
825 unconditional true for decimal float modes.
826 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
827 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
829 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
831 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
832 Enable a new case for __FreeBSD__ >= 7.
833 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
834 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
835 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
836 and USE_LD_AS_NEEDED.
838 * doc/install.texi (*-*-freebsd*): Update target information.
840 2009-09-22 Richard Guenther <rguenther@suse.de>
843 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
844 arrays really properly.
846 2009-09-22 Richard Henderson <rth@redhat.com>
849 * target.h (struct gcc_target): Add asm_out.trampoline_template,
850 calls.static_chain, calls.trampoline_init,
851 calls.trampoline_adjust_address.
852 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
853 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
854 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
855 * builtins.c (expand_builtin_setjmp_receiver): Use
856 targetm.calls.static_chain; only clobber registers.
857 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
858 set up memory attributes properly for the trampoline block.
859 (expand_builtin_adjust_trampoline): Use
860 targetm.calls.trampoline_adjust_address.
861 * calls.c (prepare_call_address): Add fndecl argument. Use
862 targetm.calls.static_chain.
863 * df-scan.c (df_need_static_chain_reg): Remove.
864 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
865 consolodate static chain handling.
866 * doc/tm.texi: Document new hooks.
867 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
868 (init_emit_regs): Don't initialize them.
869 * expr.h (prepare_call_address): Update decl.
870 * final.c (profile_function): Use targetm.calls.static_chain.
871 * function.c (expand_function_start): Likewise.
872 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
873 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
874 only clobber registers.
875 * targhooks.c (default_static_chain): New.
876 (default_asm_trampoline_template, default_trampoline_init): New.
877 (default_trampoline_adjust_address): New.
878 * targhooks.h: Declare them.
879 * varasm.c (assemble_trampoline_template): Use
880 targetm.asm_out.trampoline_template. Make the memory block const
883 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
884 alpha_initialize_trampoline. Make static. Merge VMS parameter
885 differences into the TARGET_ABI_OPEN_VMS code block.
886 (TARGET_TRAMPOLINE_INIT): New.
887 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
888 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
889 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
890 (INITIALIZE_TRAMPOLINE): Remove.
892 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
893 (TRAMPOLINE_TEMPLATE): Merge with ...
894 (INITIALIZE_TRAMPOLINE): ... this and move ...
895 * config/arc/arc.c (arc_trampoline_init): ... here.
896 (TARGET_TRAMPOLINE_INIT): New.
898 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
899 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
900 (arm_asm_trampoline_template): New.
901 (arm_trampoline_init, arm_trampoline_adjust_address): New.
902 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
903 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
904 code to arm_asm_trampoline_template.
905 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
906 arm_trampoline_adjust_address.
907 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
908 adjust for target hook parameters.
910 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
913 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
914 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
915 (bfin_trampoline_init): Rename from initialize_trampoline;
916 make static; update for target hook parameters.
917 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
918 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
919 bfin_asm_trampoline_template.
920 (INITIALIZE_TRAMPOLINE): Remove.
922 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
923 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
924 cris_trampoline_init): New.
925 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
926 cris_asm_trampoline_template.
927 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
928 adjust for target hook parameters.
930 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
932 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
933 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
934 fr30_trampoline_init): New.
935 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
936 fr30_asm_trampoline_template.
937 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
938 adjust for target hook parameters.
940 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
941 (frv_trampoline_init): Rename from frv_initialize_trampoline;
942 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
943 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
944 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
946 * config/h8300/h8300.c (h8300_trampoline_init): New.
947 (TARGET_TRAMPOLINE_INIT): New.
948 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
949 to h8300_trampoline_init and adjust for hook parameters.
951 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
952 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
953 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
954 make static; adjust for hook parameters.
955 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
957 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
958 (TARGET_TRAMPOLINE_INIT): New.
959 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
960 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
961 iq2000_asm_trampoline_template.
962 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
963 (TRAMPOLINE_CODE_SIZE): New.
964 (TRAMPOLINE_SIZE): Use it.
965 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
967 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
968 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
969 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
970 adjust for hook parameters.
971 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
973 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
974 (m32r_trampoline_init): New.
975 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
976 m32r_trampoline_init.
978 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
979 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
980 make static; update for hook parameters.
981 * config/m68hc11/m68hc11-protos.h: Update.
982 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
984 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
985 (TARGET_TRAMPOLINE_INIT): New.
986 (mcore_function_value): Fix typo.
987 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
988 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
989 to mcore_asm_trampoline_template.
990 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
992 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
993 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
994 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
995 update for hook parameters.
996 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
998 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
999 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1000 mips_trampoline_init): New.
1001 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1002 mips_asm_trampoline_template.
1003 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1004 update for hook parameters.
1006 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1007 (TARGET_TRAMPOLINE_INIT): New.
1008 (mmix_trampoline_size): Remove.
1009 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1010 make static. Remove out-of-date tetra vs octa comment.
1011 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1012 make static; update for hook parameters.
1013 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1014 (INITIALIZE_TRAMPOLINE): Remove.
1015 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1016 (TRAMPOLINE_ALIGNMENT): New.
1017 * gcc/config/mmix/mmix-protos.h: Update.
1019 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1020 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1021 mn10300_trampoline_init): New.
1022 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1023 mn10300_asm_trampoline_template.
1024 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1026 * config/moxie/moxie.c (moxie_static_chain,
1027 moxie_asm_trampoline_template, moxie_trampoline_init,
1028 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1029 TARGET_TRAMPOLINE_INIT): New.
1030 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1031 moxie_trampoline_init.
1032 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1033 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1035 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1036 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1037 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1038 pa_trampoline_adjust_address): New.
1039 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1040 pa_asm_trampoline_template.
1041 (TRAMPOLINE_ALIGNMENT): New.
1042 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1043 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1044 adjust for hook parameters.
1045 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1047 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1048 (TARGET_TRAMPOLINE_INIT): New.
1049 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1050 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1052 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1054 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1055 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1056 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1057 make static; adjust parameters for the hook.
1058 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1060 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1061 s390_trampoline_template; make static.
1062 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1063 make static; adjust for target hook.
1064 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1065 * config/s390/s390-protos.h: Remove trampoline decls.
1066 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1067 (TRAMPOLINE_TEMPLATE): Remove.
1068 (TRAMPOLINE_ALIGNMENT): New.
1070 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1071 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1072 (TARGET_TRAMPOLINE_INIT): New.
1073 (score_asm_trampoline_template): New.
1074 (score_trampoline_init): Rename from score_initialize_trampoline;
1075 make static; adjust for hook parameters.
1076 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1077 score[37]_asm_trampoline_template.
1078 (INITIALIZE_TRAMPOLINE): Remove.
1079 * config/score/score3.c (score3_asm_trampoline_template): New.
1080 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1081 adjust for target hook.
1082 * config/score/score7.c (score7_asm_trampoline_template): New.
1083 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1084 adjust for target hook.
1085 * config/score/score3.h, config/score/score7.h: Update.
1087 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1088 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1089 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1090 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1091 make static; adjust for target hook parameters.
1092 (sh_trampoline_adjust_address): New.
1093 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1094 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1096 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1097 (sparc32_initialize_trampoline): Rename from
1098 sparc_initialize_trampoline; make static; replace tramp parameter
1099 with m_tramp and update memory accesses.
1100 (sparc64_initialize_trampoline): Similarly.
1101 (sparc_trampoline_init): New.
1102 * config/sparc/sparc-protos.h: Remove trampoline decls.
1103 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1104 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1106 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1107 (array_to_constant): Make ARR parameter const.
1108 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1109 make static; update for hook parameters.
1110 * config/spu/spu-protos.h: Update decls.
1111 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1113 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1114 from xstormy16_initialize_trampoline; make static; update for
1116 (TARGET_TRAMPOLINE_INIT): New.
1117 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1119 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1120 (TARGET_TRAMPOLINE_INIT): New.
1121 (v850_can_eliminate): Make static.
1122 (v850_asm_trampoline_template, v850_trampoline_init): New.
1123 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1124 v850_asm_trampoline_template.
1125 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1126 and adjust for target hook parameters.
1128 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1129 (TARGET_TRAMPOLINE_INIT): New.
1130 (vax_asm_trampoline_template, vax_trampoline_init): New.
1131 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1132 vax_asm_trampoline_template.
1133 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1135 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1136 (TARGET_TRAMPOLINE_INIT): New.
1137 (xtensa_asm_trampoline_template): Rename from
1138 xtensa_trampoline_template; make static.
1139 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
1140 make static; update for hook parameters.
1141 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
1142 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
1143 (INITIALIZE_TRAMPOLINE): Remove.
1145 * config/i386/i386.c (ix86_function_regparm): Do not issue an
1146 error for nested functions with regparm=3.
1147 (ix86_compute_frame_layout): Adjust frame pointer offset for
1148 ix86_static_chain_on_stack.
1149 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
1150 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
1151 don't reset to UNITS_PER_WORD.
1152 (ix86_emit_leave): Adjust ix86_cfa_state.
1153 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
1154 (ix86_static_chain): New.
1155 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
1156 make static; update for target hook parameters; use ix86_static_chain.
1157 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1158 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
1159 (INITIALIZE_TRAMPOLINE): Remove.
1160 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
1161 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1162 to the end. Add static_chain_on_stack.
1163 (ix86_static_chain_on_stack): New.
1165 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1166 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1167 (m68k_trampoline_init): New.
1168 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1169 m68k_trampoline_init and adjust for hook parameters.
1170 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1171 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1173 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1175 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1176 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1178 * reload1.c (reload): Call wrap_constant when substituting
1179 reg for equiv inside of DEBUG_INSNs.
1182 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
1183 add_call_src_coords_attributes, add_high_low_attributes,
1184 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
1185 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
1186 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
1187 when -gdwarf-2 -gstrict-dwarf.
1188 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
1189 -gdwarf-[23] -gstrict-dwarf.
1190 (address_of_int_loc_descriptor, loc_descriptor,
1191 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1192 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1193 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1195 2009-09-22 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/41428
1198 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1199 (ccp_finalize): Pass it to substitute_and_fold.
1201 2009-09-22 Richard Guenther <rguenther@suse.de>
1203 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1204 (substitute_and_fold): Adjust prototype.
1205 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1206 (simplify_stmt_using_ranges): Likewise.
1207 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1208 (vrp_fold_stmt): New function.
1209 (vrp_finalize): Pass it to substitute_and_fold.
1210 * tree-flow.h (vrp_evaluate_conditional): Remove.
1211 (simplify_stmt_using_ranges): Likewise.
1212 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1213 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1214 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1216 (fold_predicate_in): Move to tree-vrp.c.
1217 (substitute_and_fold): Use the callback instead of calling into
1218 tree-vrp.c functions directly.
1220 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1222 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1223 comparison warning on rs6000.
1226 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1227 GIMPLE_EH_MUST_NOT_THROW cleanup.
1228 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1230 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1233 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1234 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1235 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1236 libSystem which is derived from the gcc 4.2.1 unwinder.
1238 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1241 * varasm.c (default_encode_section_info): Copy TLS model into
1242 sym_ref flags regardless of backend support for TLS, for all
1243 model types except TLS_MODEL_EMULATED.
1245 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1248 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1249 we can handle it correctly.
1251 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1253 * doc/install.texi (os2): Remove section.
1255 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1257 * doc/standards.texi (Objective-C): Adjust two URLs.
1259 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1261 * tree-tailcall.c (process_assignment): Don't check if a
1262 multiplication or an addition are already present.
1263 (find_tail_calls): Combine multiple additions and multiplications.
1264 (adjust_accumulator_values): Emit accumulators.
1266 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1268 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1269 xmm register restore.
1271 2009-09-21 Jan Hubicka <jh@suse.cz>
1273 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1274 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1277 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1279 * stor-layout.c (layout_type): Remove obsolete code.
1281 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1284 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1286 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1289 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1290 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1291 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1292 * fold-const.c (const_binop): Likewise.
1293 * real.h (do_mpc_arg2): Update prototype.
1295 2009-09-20 Jan Hubicka <jh@suse.cz>
1297 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1298 (add_location_or_const_value_attribute): Rewrite using
1300 (tree_add_const_value_attribute): Return true if successful.
1301 (tree_add_const_value_attribute_for_decl): Likewise.
1303 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1304 (loc_descriptor): ... here;
1305 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1306 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1307 pool items that was not marked for output.
1308 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1309 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1310 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1311 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1312 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1313 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1314 DW_OP_stack_value to get address of items that are not available
1316 (dw_loc_list): Handle single element lists correctly.
1318 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1319 Pascal Obry <obry@adacore.com>
1321 * unwind-dw2-fde.c (classify_object_over_fdes):
1322 Cast the constant 1 to _Unwind_Ptr.
1323 (add_fdes): Likewise.
1324 (linear_search_fdes): Likewise.
1326 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1328 * stor-layout.c (set_sizetype): Avoid useless type copy.
1330 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1332 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1334 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1335 * configure, config.in: Regenerate.
1336 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1338 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1339 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1340 for global data if the output could be used in a shared library.
1341 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1342 to 0 if TARGET_WRITABLE_EH_FRAME.
1344 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1346 PR rtl-optimization/39886
1347 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1348 just when insn is equal to BB_END (bb).
1350 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1352 * config/mips/mips.opt (mrelax-pic-calls): New option.
1353 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1355 (mips_unspec_call): Change "unspec_call" expander into this.
1356 (mips_strip_unspec_call): New function.
1357 (mips_got_load): Call mips_unspec_call instead of
1358 gen_unspec_call<mode>.
1359 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1361 (mips_cfg_in_reorg): New function.
1362 (mips16_lay_out_constants): Use it to decide whether to call
1363 CFG-aware insn splitting.
1364 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1365 mips_reorg. Move DF set-up code from here ...
1366 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1368 (mips_reorg): Call mips_df_reorg instead of
1369 r10k_insert_cache_barriers. Move CFG set-up code here from
1370 r10k_insert_cache_barriers.
1371 (mips_call_expr_from_insn): New function.
1372 (mips_pic_call_symbol_from_set): Likewise.
1373 (mips_find_pic_call_symbol): Likewise.
1374 (mips_annotate_pic_call_expr): Likewise.
1375 (mips_get_pic_call_symbol): Likewise.
1376 (mips_annotate_pic_calls): Likewise.
1377 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1379 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1380 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1381 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1383 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1384 (unspec_call<mode>): Remove it.
1385 (sibcall_internal, sibcall_value_internal,
1386 sibcall_value_multiple_internal, call_internal, call_split,
1387 call_value_internal, call_value_split,
1388 call_value_multiple_internal, call_value_multiple_split): Pass
1389 SIZE_OPNO to MIPS_CALL.
1390 (call_internal_direct, call_direct_split,
1391 call_value_internal_direct, call_value_direct_split): Pass -1 as
1392 SIZE_OPNO to MIPS_CALL.
1393 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1394 * configure: Regenerate.
1395 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1396 and -mno-relax-pic-calls.
1397 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1399 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1402 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1403 in the directory this rule is called from, rather than the
1404 toplevel 'gcc' directory, to fix in-tree build.
1406 2009-09-19 Chris Demetriou <cgd@google.com>
1408 PR preprocessor/28435:
1409 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1410 to cpplib that the preprocessor output is needed.
1412 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1414 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1415 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1416 *return_and_restore_fpregs_<mode>,
1417 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1420 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1421 instead of assuming it has always a REG inside of it.
1423 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1425 * config/freebsd.h: Update comment on types.
1426 (WINT_TYPE): Define.
1428 2009-09-18 Jason Merrill <jason@redhat.com>
1430 * c.opt: Add -fno-deduce-init-list.
1432 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1434 * value-prof.c (interesting_stringop_to_profile_p): Added output
1435 argument to indicate which parameter is the size parameter.
1436 * value-prof.c (gimple_stringop_fixed_value): Use
1437 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1438 * value-prof.c (gimple_stringops_transform): Update call sites to
1439 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1441 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1444 From David Binderman <dcb314@hotmail.com>:
1445 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1446 local variable f. Remove stale comments.
1447 (ix86_compute_frame_layout): Remove useless local variable total_size.
1448 Remove #if 0'd code.
1449 (legitimate_address_p): Remove useless local variables
1450 reason_rtx and reason.
1451 (ix86_split_copysign_const): Remove useless local variable op1.
1452 (scale_counter): Remove useless local variable piece_size_mask.
1454 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1456 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1459 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1462 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1464 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1466 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1469 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1471 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1472 DW_OP_implicit_value even without dwarf_version 4.
1474 2009-09-17 Jan Hubicka <jh@suse.cz>
1476 * dwarf2out.c: Include tree-pass.h and gimple.h.
1477 (loc_list_plus_const): New function.
1478 (loc_descriptor_from_tree_1): Rename to ...
1479 (loc_descriptor_from_tree): ... remove original.
1480 (loc_list_from_tree): New function.
1481 (add_AT_location_description): Accept location list.
1482 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1483 (concatn_mem_loc_descriptor): Remove.
1484 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1486 (secname_for_decl): Move up.
1487 (hidden_reference_p): New function; break out from ...
1488 (loc_by_refernece): ... here; move up.
1489 (dw_loc_list): New function.
1490 (single_element_loc_list): New function.
1491 (single_element_loc_list_p): New function.
1492 (add_loc_descr_to_each): New function.
1493 (add_loc_list): New function.
1494 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1495 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1496 add diagnostics why expansion failed.
1497 (add_location_or_const_value_attribute): Support location lists.
1498 (add_bound_info): Likewise.
1499 (descr_info_loc): Update call of loc_descriptor_from_tree.
1500 (gen_variable_die): Work on location lists.
1501 * final.c (pass_final): Add dump file.
1502 * Makefile.in (dwarf2out.o): Add new dependencies.
1504 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1507 * real.c decimal_from_integer, decimal_integer_string): New.
1508 (real_from_integer): Use them as special case for decimal float.
1509 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1510 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1511 Do not append zero after the decimal point in string to convert.
1513 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1515 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1516 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1518 2009-09-17 Martin Jambor <mjambor@suse.cz>
1520 * common.opt (fipa-sra): New switch.
1521 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1522 * timevar.def (TV_IPA_SRA): New timevar.
1523 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1524 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1525 * tree-sra.c: Include cgraph.c.
1526 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1527 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1528 and grp_not_necessarilly_dereferenced.
1529 (func_param_count): New variable.
1530 (encountered_apply_args): New variable.
1531 (bb_dereferences): New variable.
1532 (final_bbs): New variable.
1533 (no_accesses_representant): New variable.
1534 (no_accesses_p): New function.
1535 (dump_access): Dump the new fields.
1536 (sra_initialize): Set encountered_apply_args to false.
1537 (get_ssa_base_param): New function.
1538 (mark_parm_dereference): New function.
1539 (create_access): Caring for INIDRECT_REFs and different handling of
1540 varialble length accesses in early IPA SRA. Store the stmt - a new
1541 parameter - to the new access.
1542 (build_access_from_expr_1): New parameter stmt, passed to
1543 create_access. Handle INDIRECT_REFs.
1544 (build_access_from_expr): Pass the current statement to
1545 build_access_from_expr_1.
1546 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1548 (build_accesses_from_assign): Pass the current statement to
1549 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1550 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1551 final_bbs when necessary. Check for calls to __builtin_apply_args.
1552 Fixup EH info if anythng was changed.
1553 (is_unused_scalar_param): New function.
1554 (ptr_parm_has_direct_uses): New function.
1555 (find_param_candidates): New function.
1556 (mark_maybe_modified): New function.
1557 (analyze_modified_params): New function.
1558 (propagate_dereference_distances): New function.
1559 (dump_dereferences_table): New function.
1560 (analyze_caller_dereference_legality): New function.
1561 (unmodified_by_ref_scalar_representative): New function.
1562 (splice_param_accesses): New function.
1563 (decide_one_param_reduction): New function.
1564 (enum ipa_splicing_result): New type.
1565 (splice_all_param_accesses): New function.
1566 (get_param_index): New function.
1567 (turn_representatives_into_adjustments): New function.
1568 (analyze_all_param_acesses): New function.
1569 (get_replaced_param_substitute): New function.
1570 (get_adjustment_for_base): New function.
1571 (replace_removed_params_ssa_names): New function.
1572 (sra_ipa_reset_debug_stmts): New function.
1573 (sra_ipa_modify_expr): New function.
1574 (sra_ipa_modify_assign): New function.
1575 (convert_callers): New function.
1576 (modify_function): New function.
1577 (ipa_sra_preliminary_function_checks): New function.
1578 (ipa_early_sra): New function.
1579 (ipa_early_sra_gate): New function.
1580 (pass_early_ipa_sra): New variable.
1581 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1583 2009-09-17 Michael Matz <matz@suse.de>
1586 * tree.c (build_type_attribute_qual_variant): Export.
1587 * tree.h (build_type_attribute_qual_variant): Declare.
1588 * tree-inline.c (remap_type_1): Use it to build variants with
1589 the original qualifiers and attributes.
1591 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1593 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1594 without a fallthrough edge.
1596 2009-09-16 DJ Delorie <dj@redhat.com>
1598 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1599 chip and ignore the "fast_interrupt" attribute if so.
1601 2009-09-16 Richard Henderson <rth@redhat.com>
1604 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1607 2009-09-16 Richard Henderson <rth@redhat.com>
1610 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1611 is set only if DECL_NO_STATIC_CHAIN is unset.
1612 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1613 (FOR_EACH_NEST_INFO): New.
1614 (walk_all_functions): Use it.
1615 (finalize_nesting_tree): Likewise.
1616 (unnest_nesting_tree): Likewise.
1617 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1618 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1619 (convert_gimple_call): Early out if gimple_call_chain already set.
1620 (convert_all_function_calls): Iterate until no new functions
1621 require a static chain.
1622 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1623 when building a trampoline. Use dump_function_to_file instead
1625 (lower_nested_functions): Open dump_file. Validate that decls
1626 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1627 bit reset by this pass.
1629 2009-09-16 Michael Matz <matz@suse.de>
1632 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1633 shorten decl_common_unused.
1634 (DECL_RESTRICTED_P): New accessor.
1635 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1636 to disambiguate marked decls and restrict pointers.
1638 2009-09-16 Richard Henderson <rth@redhat.com>
1641 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1643 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1645 * integrate.c (set_block_abstract_flags): Call
1646 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1648 2009-09-16 Richard Guenther <rguenther@suse.de>
1651 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1654 2009-09-16 DJ Delorie <dj@redhat.com>
1655 Kaz Kojima <kkojima@gcc.gnu.org>
1657 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1658 (sh_expand_prologue): Update calls to output_stack_adjust.
1659 (sh_expand_epilogue): Likewise.
1661 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1664 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1665 trying to limit the extent of searches in the insn stream.
1667 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1668 Jakub Jelinek <jakub@redhat.com>
1672 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1674 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1675 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1676 (rs6000_savres_strategy): Always save FP registers inline if the
1677 target doesn't support hardware double-precision. Set the above
1678 bits in return value when needed.
1679 (rs6000_savres_routine_sym): Fix computation for cache selector.
1680 Mark the generated symbol as a function. Rename exitp argument to
1681 lr. Move code for determining the name of the symbol...
1682 (rs6000_savres_routine_name): ...here. New function. Add cases for
1683 getting the names right on AIX and 64-bit Linux.
1684 (savres_routine_name): New variable.
1685 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1686 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1687 on what the target routine uses as a base register. If savep && lr
1688 describe saving of r0 into memory slot.
1689 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1690 line calls for AIX ABI.
1691 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1692 determine FP save/restore functions.
1693 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1694 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1696 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1697 Duplicate restoration of LR and execute the appropriate one
1698 depending on whether GPRs are being restored inline. Set r11 from
1699 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1700 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1701 Fix out of line calls for AIX ABI.
1702 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1704 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1706 (*restore_gpregs_spe): Likewise.
1707 (*return_and_restore_gpregs_spe): Likewise.
1708 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1709 Define to empty string unconditionally.
1710 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1711 Define to empty string unconditionally.
1712 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1715 2009-09-15 Jan Hubicka <jh@suse.cz>
1717 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1718 * params.def (inline-insns-auto): Likewise.
1720 2009-09-15 Martin Jambor <mjambor@suse.cz>
1722 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1723 individual statements only at TDF_DETAILS dump level. Format
1724 source for 80 characters per line.
1726 2009-09-15 Christian Bruel <christian.bruel@st.com>
1728 * regrename.c (do_replace): Update REG_DEAD notes.
1730 2009-09-15 Revital Eres <eres@il.ibm.com>
1732 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1733 * targhooks.c (default_builtin_support_vector_misalignment):
1734 New builtin function.
1735 * targhooks.h (default_builtin_support_vector_misalignment):
1737 * target.h (builtin_support_vector_misalignment):
1738 New field in struct gcc_target.
1739 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1740 new builtin function.
1741 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1743 * config/rs6000/rs6000.c
1744 (rs6000_builtin_support_vector_misalignment): New function.
1745 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1747 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1749 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1751 (bfin_optimize_loop): Likewise.
1752 (bfin_gen_bundles): Likewise.
1753 (workaround_speculation): Likewise.
1754 (find_load): Return NULL_RTX for debug_insn.
1756 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1758 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1761 2009-09-14 DJ Delorie <dj@redhat.com>
1763 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1764 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1767 2009-09-14 Richard Henderson <rth@redhat.com>
1768 Jakub Jelinek <jakub@redhat.com>
1770 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1771 * cfgbuild.c (make_edges): Handle asm goto.
1772 * cfglayout.c (fixup_reorder_chain): Likewise.
1773 * cfgrtl.c (patch_jump_insn): Likewise.
1774 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1775 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1776 (gimple_build_asm_vec): Add and use labels parameter.
1777 (gimple_build_asm): Remove.
1778 (walk_gimple_asm): Walk labels too.
1779 * gimple.def (GIMPLE_ASM): Update docs.
1780 * gimple.h: Update decls.
1781 (struct gimple_statement_asm): Change nc to use unsigned char;
1783 (gimple_asm_nlabels): New.
1784 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1785 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1786 into gimple_build_asm_vec.
1787 * jump.c (mark_jump_label_asm): New.
1788 (mark_jump_label): Use it.
1789 (redirect_jump_1): Handle asm goto.
1790 (invert_jump_1): Soft fail if X is null.
1791 * recog.c (extract_asm_operands): New.
1792 (asm_noperands): Use it; handle asm labels.
1793 (decode_asm_operands): Use extract_asm_operands.
1794 (asm_operand_ok): Properly handle empty string.
1795 * reg-stack.c (get_asm_operands_in_out): Rename from
1796 get_asm_operand_n_inputs; use extract_asm_operands; return both
1797 inputs and outputs by reference; update all callers.
1798 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1799 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1800 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1801 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1802 (extract_asm_operands): Declare.
1803 * stmt.c (expand_asm_operands): Add and use labels parameter.
1804 (check_unique_operand_names): Likewise.
1805 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1806 (expand_asm_stmt): Handle asm labels.
1807 * tree-cfg.c (make_gimple_asm_edges): New.
1808 (make_edges): Use it.
1809 (cleanup_dead_labels): Handle asm labels.
1810 (is_ctrl_altering_stmt): Likewise.
1811 (gimple_redirect_edge_and_branch): Likewise.
1812 * tree.def (ASM_EXPR): Add 5th operand.
1813 * tree.h (ASM_LABELS): New.
1814 (resolve_asm_operand_names): Update decl.
1816 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1817 (c_parser_asm_goto_operands): New.
1818 * c-tree.h (build_asm_expr): Update decl.
1819 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1820 * doc/extend.texi: Document asm goto.
1822 2009-09-14 Richard Henderson <rth@redhat.com>
1824 * except.h: Update declarations.
1825 (struct pointer_map_t): Forward declare.
1826 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1827 (struct eh_landing_pad_d, eh_landing_pad): New.
1828 (struct eh_catch_d, eh_catch): New.
1829 (struct eh_region_d): Remove next_region_sharing_label, aka,
1830 label, tree_label, landing_pad, post_landing_pad, resume,
1831 may_contain_throw. Rename region_number to index. Remove
1832 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1833 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1834 (VEC(eh_landing_pad,gc)): New.
1835 (struct eh_status): Remove last_region_number. Add lp_array,
1836 throw_stmt_table, ttype_data, ehspec_data.
1837 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1838 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1839 * except.c (lang_protect_cleanup_actions): Return tree.
1840 (struct ehl_map_entry): Remove.
1841 (init_eh_for_function): Push zero entries for region and lp_array.
1842 (gen_eh_region): Add to region_array immediately.
1843 (gen_eh_region_catch): Operate on eh_catch objects.
1844 (gen_eh_landing_pad): New.
1845 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1846 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1847 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1848 (get_eh_landing_pad_from_number_fn): New.
1849 (get_eh_landing_pad_from_number): New.
1850 (get_eh_region_from_lp_number_fn): New.
1851 (get_eh_region_from_lp_number): New.
1852 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1853 (get_exception_pointer, get_exception_filter): Remove.
1854 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1855 (current_function_has_exception_handlers): Simplify.
1856 (bring_to_root, eh_region_replaceable_by_p): Remove.
1857 (replace_region, hash_type_list, hash_eh_region): Remove.
1858 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1859 (label_to_region_map, num_eh_regions): Remove.
1860 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1861 (find_exception_handler_labels): Remove.
1862 (duplicate_eh_regions_0, find_prev_try): Remove.
1863 (struct duplicate_eh_regions_data): New.
1864 (duplicate_eh_regions_1): Rewrite.
1865 (duplicate_eh_regions): Return a pointer map instead of an
1867 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1868 (redirect_eh_edge_to_label): Remove.
1869 (eh_region_outermost): Rewrite using eh_region pointers
1870 instead of integers.
1871 (add_ttypes_entry): Update for ttype_data move to eh_status.
1872 (add_ehspec_entry): Rewrite with VEC instead of varray.
1873 (assign_filter_values): Likewise. Export.
1874 (build_post_landing_pads, connect_post_landing_pads): Remove.
1875 (dw2_build_landing_pads): Rewrite to use lp_array.
1876 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1877 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1878 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1879 (sjlj_mark_call_sites): Update for landing pad numbers.
1880 (finish_eh_generation): Rewrite.
1881 (gate_handle_eh): Do nothing for no eh tree.
1882 (pass_rtl_eh): Move up near finish_eh_generation.
1883 (remove_eh_landing_pad): New.
1884 (remove_eh_handler): Export.
1885 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1886 (for_each_eh_label): Rewrite to use lp_array.
1887 (make_reg_eh_region_note): New.
1888 (make_reg_eh_region_note_nothrow_nononlocal): New.
1889 (insn_could_throw_p): New.
1890 (copy_reg_eh_region_note_forward): New.
1891 (copy_reg_eh_region_note_backward): New.
1892 (check_handled, add_reachable_handler): Remove.
1893 (reachable_next_level, foreach_reachable_handler): Remove.
1894 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1895 (get_eh_region_and_lp_from_rtx): New.
1896 (get_eh_region_from_rtx): New.
1897 (can_throw_internal_1, can_throw_external_1): Remove.
1898 (can_throw_internal): Use get_eh_region_from_rtx.
1899 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1900 (insn_nothrow_p, can_nonlocal_goto): New.
1901 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1902 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1903 (add_action_record): Use VEC not varray.
1904 (collect_one_action_chain): Update for eh_region changes.
1905 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1906 Use get_eh_region_and_lp_from_rtx.
1907 (gate_convert_to_eh_region_ranges): New.
1908 (pass_convert_to_eh_region_ranges): Use it.
1909 (push_uleb128, push_sleb128): Use VEC not varray.
1910 (output_one_function_exception_table): Likewise.
1911 (dump_eh_tree): Update for eh_region changes.
1912 (verify_eh_tree): Likewise.
1913 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1914 * tree-eh.c: Include target.h.
1915 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1916 Don't disallow GIMPLE_RESX; adjust argument check.
1917 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1918 (record_stmt_eh_region): Update for landing pad numbers;
1919 generate a landing pad if necessary.
1920 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1921 (remove_stmt_from_eh_lp_fn): Similarly.
1922 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1923 Update for lp numbers; don't special case missing throw_stmt_table.
1924 (lookup_expr_eh_lp): Similarly.
1925 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1926 (eh_seq, eh_region_may_contain_throw): New.
1927 (struct leh_state): Add ehp_region.
1928 (struct leh_tf_state): Remove eh_label.
1929 (emit_post_landing_pad): New.
1930 (emit_resx, emit_eh_dispatch): New.
1931 (note_eh_region_may_contain_throw): New.
1932 (frob_into_branch_around): Take eh_region not eh label;
1933 emit eh code into eh_seq.
1934 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1935 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1936 lower_eh_must_not_throw. Emit code to eh_seq.
1937 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1938 (lower_try_finally_onedest): Likewise.
1939 (lower_try_finally_copy): Likewise.
1940 (lower_try_finally_switch): Likewise.
1941 (lower_try_finally): Initialize ehp_region.
1942 (lower_catch): Update for eh_catch objects.
1943 (lower_eh_filter): Don't handle must_not_throw.
1944 (lower_eh_must_not_throw): New.
1945 (lower_cleanup): Don't set eh_label.
1946 (lower_eh_constructs_2): Resolve eh builtins.
1947 Handle GIMPLE_EH_MUST_NOT_THROW.
1948 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1949 Add eh_seq to the end of the function body.
1950 (make_eh_dispatch_edges): New.
1951 (make_eh_edge): Remove.
1952 (make_eh_edges): Simplify for landing pads.
1953 (redirect_eh_edge_1): New.
1954 (redirect_eh_edge): Use it.
1955 (redirect_eh_dispatch_edge): New.
1956 (stmt_could_throw_p): Use a switch. Allow RESX.
1957 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1958 (stmt_can_throw_internal): Likewise.
1959 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1960 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1961 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1962 (gate_refactor_eh): New.
1963 (pass_refactor_eh): Use it.
1964 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1965 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1966 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1967 (remove_unreachable_handlers): Rename from
1968 tree_remove_unreachable_handlers; rewrite for landing pads;
1969 call remove_eh_handler directly.
1970 (remove_unreachable_handlers_no_lp): New.
1971 (unsplit_eh, unsplit_all_eh): New.
1972 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1973 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1974 (cleanup_empty_eh_unsplit): New.
1975 (cleanup_empty_eh): Rewrite.
1976 (cleanup_all_empty_eh): New.
1977 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1978 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1979 (gate_cleanup_eh): New.
1980 (pass_cleanup_eh): Use it.
1981 (verify_eh_edges): Move later in file. Expect one EH edge.
1982 (verify_eh_dispatch_edge): New.
1984 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1985 (gtype-desc.o): Add TARGET_H.
1986 (tree.o): Use EXCEPT_H, not except.h.
1987 (cfgbuild.o): Add EXPR_H.
1988 (GTFILES): Add vecprim.h.
1989 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1990 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1991 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1992 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1993 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1994 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1995 calls to can_throw_internal.
1996 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1997 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1998 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1999 (expand_gimple_stmt): Use make_reg_eh_region_note.
2000 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2001 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2002 or find_exception_handler_labels.
2003 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2004 there is exacly one EH edge. Use can_nonlocal_goto and
2006 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2007 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2008 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2009 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2010 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2011 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2012 * dse.c (scan_insn): Use insn_could_throw_p.
2013 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2014 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2015 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2016 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2017 EXC_PTR_EXPR or FILTER_EXPR.
2018 (tree_expr_nonzero_warnv_p): Likewise.
2019 * function.h: Include vecprim.h, not varray.h
2020 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2021 move ttype_data and ehspec_data members to struct eh_status; change
2022 action_record_data member to a VEC.
2023 * gcse.c (hash_scan_set): Use can_throw_internal.
2024 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2025 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2026 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2027 (block_may_fallthru): Don't handle RESX_EXPR.
2028 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2029 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2030 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2031 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2032 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2033 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2034 (gimple_size): Likewise.
2035 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2036 (gimple_build_resx): Use gimple_build_with_ops.
2037 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2038 (is_gimple_val): Likewise.
2039 (is_gimple_stmt): Remove RESX_EXPR.
2040 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2041 (GIMPLE_RESX): Reorder with other EH constructs.
2042 * gimple.h (struct gimple_statement_eh_mnt): New.
2043 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2044 (gimple_eh_filter_must_not_throw): Remove.
2045 (gimple_eh_filter_set_must_not_throw): Remove.
2046 (gimple_eh_must_not_throw_fndecl): New.
2047 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2048 (is_gimple_resx): New.
2049 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2050 Don't copy EH_FILTER_MUST_NOT_THROW.
2051 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2052 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2053 handle must_not_throw_labels specially.
2054 * ipa-pure-const.c (check_call): Update debug statement for LP.
2055 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2056 * ipa-utils.c (get_base_var): Likewise.
2057 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2058 * lower-subreg.c (move_eh_region_note): Remove.
2059 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2060 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2061 (create_task_copyfn): Likewise.
2062 (maybe_catch_exception): Use gimple_build_eh_filter.
2063 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2064 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2065 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2066 and pass_lower_resx.
2067 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2068 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2069 can_throw_internal, can_nonlocal_goto.
2070 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2071 copy_reg_eh_region_note_forward.
2072 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2073 (emit_output_reload_insns): Likewise.
2074 (copy_eh_notes): Remove.
2075 * rtl.def (RESX): Remove.
2076 * rtl.h: Update declarations.
2077 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2078 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2079 (update_eh_label): Remove.
2080 (cleanup_dead_labels_eh): New.
2081 (cleanup_deal_labels): Use it instead of update_eh_label.
2082 (gimple_merge_blocks): Update landing pad data structure when
2083 removing a landing pad label.
2084 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2085 test; handle GIMPLE_EH_MUST_NOT_THROW.
2086 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2087 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2088 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2089 (verify_stmt): Likewise. Verify landing pads.
2090 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2091 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2092 (struct move_stmt_d): Add eh_map.
2093 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2094 (move_stmt_r): Remap eh region numbers in builtin calls,
2095 resx and eh_dispatch.
2096 (move_block_to_fn): Remove eh_offset parameter. Use
2097 maybe_duplicate_eh_stmt_fn.
2098 (find_outermost_region_in_block): Operate on eh_region pointers
2099 instead of region numbers.
2100 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2101 duplicate_eh_regions.
2102 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2103 test earlier. Disallow EH landing pads.
2104 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2105 * tree-flow.h: Update declarations.
2106 (struct tree_ann_common_d): Replace rn with lp_nr.
2107 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2108 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2109 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2110 resx and eh_dispatch.
2111 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2112 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2113 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2114 from duplicate_eh_regions.
2115 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2116 update RESX; handle EH_DISPATCH.
2117 (expand_call_inline): Set eh_lp_nr, not eh_region.
2118 (maybe_inline_call_in_expr): Likewise.
2119 * tree-inline.h (struct copy_body_data): Replace eh_region with
2120 eh_lp_nr, eh_region_offset with eh_map.
2121 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2122 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2123 * tree-pretty-print.c (dump_generic_node): Don't handle
2124 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2125 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2126 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2127 EXC_PTR_EXPR, FILTER_EXPR.
2128 * tree-ssa-operands.c (get_expr_operands): Likewise.
2129 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2130 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2131 (ao_ref_init_from_vn_reference): Likewise.
2132 * tree-ssa-sink.c (statement_sink_location): Likewise.
2133 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2134 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2135 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2136 EXC_PTR_EXPR, FILTER_EXPR.
2137 (is_exception_related): Remove.
2138 (compute_avail): Don't call it.
2139 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
2140 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
2141 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
2142 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
2144 (build_resx): Remove.
2145 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
2146 * tree.h: Update declarations.
2147 (EH_FILTER_MUST_NOT_THROW): Remove.
2148 (struct tree_label_decl): Add eh_landing_pad_nr.
2149 (EH_LANDING_PAD_NR): New.
2150 * value-prof.c (gimple_ic): Tidy variable names. Update for
2151 landing pad numbers.
2152 (gimple_stringop_fixed_value): Tidy variable names. Assert
2153 that neither call stmt can throw.
2154 * vecprim.h (uchar): New.
2155 (VEC(uchar,heap), VEC(uchar,gc)): New.
2157 * c-common.c (c_define_builtins): Update call to
2158 build_common_builtin_nodes.
2159 * c-parser.c (c_parse_file): Don't call
2160 default_init_unwind_resume_libfunc.
2162 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2164 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2165 (mips_cprestore_address_p): Likewise.
2166 (mips_save_gp_to_cprestore_slot): Likewise.
2167 (mips_restore_gp): Rename to...
2168 (mips_restore_gp_from_cprestore_slot): ...this.
2169 (mips_must_initialize_gp_p): Declare.
2170 (mips_emit_save_slot_move): Likewise.
2171 (mips_output_load_label): Return nothing.
2172 (mips_eh_uses): Declare.
2173 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2174 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2175 (TARGET_ABSOLUTE_JUMPS): Likewise.
2176 (EH_USES): Likewise.
2177 (FIRST_PSEUDO_REGISTER): Update comment.
2178 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
2179 (MIPS_CALL): ...here.
2180 (REGISTER_NAMES): Add $cprestore.
2181 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
2182 Add load_label_length, has_inflexible_gp_insn_p,
2183 has_flexible_gp_insn_p, must_initialize_gp_p and
2184 must_restore_gp_when_clobbered_p.
2185 (mips_expand_call): Don't generate split instructions here.
2186 (mips_split_call): Update the call to mips_restore_gp after
2187 the above name change.
2188 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
2189 (mips_find_gp_ref): New function.
2190 (mips_insn_has_inflexible_gp_ref_p): Likewise.
2191 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2192 (mips_insn_has_flexible_gp_ref_p): Likewise.
2193 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2194 (mips_function_has_gp_insn): Delete.
2195 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2196 Use the new functions above. Only return INVALID_REGNUM
2197 for TARGET_ABSOLUTE_JUMPS.
2198 (mips_must_initialize_gp_p): New function.
2199 (mips_get_cprestore_base_and_offset): New function, extracted from...
2200 (mips_cprestore_slot): ...here. Take a bool parameter.
2201 (mips_cfun_has_cprestore_slot_p): New function.
2202 (mips_cprestore_address_p): Likewise.
2203 (mips_save_gp_to_cprestore_slot): Likewise.
2204 (mips_restore_gp): Rename to...
2205 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2206 epilogue_completed. Update the call to mips_cprestore_slot.
2207 Test cfun->machine->must_restore_gp_when_clobbered_p.
2208 (mips_direct_save_slot_move_p): New function.
2209 (mips_emit_save_slot_move): Likewise.
2210 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2211 of cfun->machine->global_pointer.
2212 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2213 (mips_save_reg): Use mips_emit_save_slot_move.
2214 (mips_expand_prologue): Set must_initialize_gp_p.
2215 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2216 for all cprestore saves. Emit a use_cprestore instruction after
2217 setting up the cprestore slot.
2218 (mips_restore_reg): Use mips_emit_save_slot_move.
2219 (mips_process_load_label): New function.
2220 (mips_load_label_length): Likewise.
2221 (mips_output_load_label): Don't return asm: output it here instead.
2222 Use mips_process_load_label.
2223 (mips_adjust_insn_length): Adjust the length of branch instructions
2224 that have length MAX_PIC_BRANCH_LENGTH.
2225 (mips_output_conditional_branch): Update the call to
2226 mips_output_load_label. Assume the branch target is OPERANDS[0]
2227 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2228 (mips_output_order_conditional_branch): Swap the meaning of
2229 OPERANDS[0] and OPERANDS[1].
2230 (mips_variable_issue): Don't count ghost instructions.
2231 (mips_expand_ghost_gp_insns): New function.
2232 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2233 (mips_output_mi_thunk): Set must_initialize_gp_p.
2234 (mips_eh_uses): New function.
2235 * config/mips/predicates.md (cprestore_save_slot_operand)
2236 (cprestore_load_slot_operand): New predicates.
2237 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2238 (UNSPEC_MOVE_GP): Likewise.
2239 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2240 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2241 (CPRESTORE_SLOT_REGNUM): New register.
2242 (MAX_PIC_BRANCH_LENGTH): New constant.
2243 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2244 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2245 branches. Fix commentary.
2246 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2247 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2248 Change type to "ghost".
2249 (loadgp_absolute_<mode>): Likewise.
2250 (loadgp_rtp_<mode>): Likewise.
2251 (copygp_mips16): Likewise.
2252 (loadgp_blockage): Remove redundant mode attribute.
2253 (potential_cprestore): New instruction.
2254 (cprestore): Turn into an unspec set.
2255 (use_cprestore): New instruction.
2256 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2257 (*branch_fp_inverted): Likewise.
2258 (*branch_order<mode>): Likewise.
2259 (*branch_order<mode>_inverted): Likewise.
2260 (*branch_equality<mode>): Likewise.
2261 (*branch_equality<mode>_inverted): Likewise.
2262 (*branch_bit<bbv><mode>): Likewise.
2263 (*branch_bit<bbv><mode>_inverted): Likewise.
2264 (*branch_equality<mode>_mips16): Remove redundant mode.
2265 (jump): Turn into a define_expand.
2266 (*jump_absolute): New instruction.
2267 (*jump_pic): Likewise.
2268 (*jump_mips16): Rename previously-unnamed pattern. Remove
2269 redundant mode attribute.
2270 (restore_gp): Split on epilogue_completed rather than
2271 reload_completed. Change type to "ghost".
2272 (move_gp<mode>): New instruction.
2273 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2274 Remove redundant mode attribute.
2275 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2276 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2277 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2279 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2282 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2283 are returned in the same register (vs34 or v2) that Altivec vector
2284 types are returned in.
2285 (rs6000_libcall_value): Ditto.
2288 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2289 instead of explicit addsi3/adddi3 calls.
2290 (rs6000_split_multireg_move): Ditto.
2291 (rs6000_emit_allocate_stack): Ditto.
2292 (rs6000_emit_prologue): Ditto.
2293 (rs6000_output_mi_thunk): Ditto.
2295 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2296 size is 64 bits if we can use 64-bit registers.
2298 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2300 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2303 From Jie Zhang <jie.zhang@analog.com>:
2304 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2305 save FP and RETS with saveall attribute.
2306 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2307 with saveall attribute.
2309 * config/bfin/bfin.c (bfin_expand_builtin,
2310 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2313 From Jie Zhang <jie.zhang@analog.com>:
2314 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2315 before use in two places.
2316 * config/bfin/bfin.md (AREG): Define mode iterator.
2317 (reload_in, reload_out): Use mode iterator AREG.
2319 2009-09-14 Richard Guenther <rguenther@suse.de>
2322 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2323 EH personality path.
2325 2009-09-13 Richard Guenther <rguenther@suse.de>
2326 Rafael Avila de Espindola <espindola@google.com>
2328 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2329 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2330 (LANG_HOOKS_INITIALIZER): Adjust.
2331 (lhd_pass_through_t): Declare.
2332 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2334 * langhooks.c (lhd_pass_through_t): New function.
2335 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2336 dwarf2out_begin_prologue): Use personality from current_function_decl.
2337 * expr.h (get_personality_function): Declare.
2338 * expr.c (get_personality_function): New function.
2339 (build_personality_function): Likewise.
2340 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2341 (eh_personality_libfunc): Remove.
2342 * optabs.c (build_libfunc_function): New function split out from ...
2343 (init_one_libfunc): ... here.
2344 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2345 (tree_function_decl): Add personality.
2346 (lhd_gcc_personality): Declare.
2347 (build_personality_function): Likewise.
2348 * tree.c (gcc_eh_personality_decl): New.
2349 (lhd_gcc_personality): New function.
2350 * except.h (lang_eh_runtime_type): Remove.
2351 (enum eh_personality_kind): New.
2352 (build_personality_function): Declare.
2353 (function_needs_eh_personality): Declare.
2354 * except.c (lang_eh_runtime_type): Remove.
2355 (function_needs_eh_personality): New function.
2356 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2357 (sjlj_emit_function_enter, output_function_exception_table):
2358 Use personality from current_function_decl.
2359 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2360 * tree-inline.c (tree_can_inline_p): Do not inline across different
2362 (expand_call_inline): Likewise. Adjust the callers EH personality.
2363 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2364 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2365 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2366 (c-parser.o): Likewise
2367 * c-tree.h (c_eh_initialized_p): Remove.
2368 (c_maybe_initialize_eh): Likewise.
2369 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2370 (finish_decl): Don't call c_maybe_initialize_eh.
2371 (c_eh_initialized_p): Remove.
2372 (c_maybe_initialize_eh): Likewise.
2373 * c-parser.c (c_parser_omp_construct): Likewise.
2374 (c_parse_file): Initialize exception handling.
2376 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2378 * config.gcc (tm_file): Remove i386/biarch32.h
2379 for i?86-w64-mingw* case.
2380 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2382 * config.host: Set for x64 mingw the option
2383 use_long_long_for_widest_fast_int to yes.
2385 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2387 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2388 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2389 (dbxout_begin_function): Likewise.
2390 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2391 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2392 set on the function.
2393 (final_end_function): Likewise.
2394 (final_scan_insn): Likewise.
2395 (rest_of_handle_final): Likewise.
2396 * varasm.c (assemble_start_function): Likewise.
2397 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2399 2009-09-12 Jason Merrill <jason@redhat.com>
2401 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2402 * opts.c (common_handle_option): constify.
2404 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2406 * doc/install.texi (avr): Remove obsolete reference site.
2408 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2410 * doc/install.texi (Binaries): Adjust AIX link.
2412 2009-09-12 Akim Demaille <demaille@gostai.com>
2414 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2415 Use an imperative sentence.
2417 2009-09-11 Richard Henderson <rth@redhat.com>
2419 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2420 structure-name and has-tree-operands arguments; update all entries.
2421 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2423 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2424 (gsstruct_code_size): New.
2425 (gss_for_code_): New.
2426 (gss_for_code): Remove.
2427 (gimple_size): Rewrite using gsstruct_code_size.
2428 (gimple_statement_structure): Move to gimple.h.
2429 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2430 (gss_for_code, gimple_statement_structure): New.
2431 (gimple_ops): Use new arrays; tidy.
2433 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2435 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2436 operand to be a PLUS expression.
2437 * config/pa/pa.c (pa_secondary_reload): Likewise.
2439 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2441 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2443 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2446 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2448 From Jie Zhang <jie.zhang@analog.com>:
2449 * doc/extend.texi (node Function Attributes): Document l2
2451 (node Blackfin Variable Attributes): Document l2 variable attributes.
2453 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2455 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2456 to match the system compiler's configuration at inflection point.
2457 Add comment to remark a remaining difference with system compiler.
2459 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2460 * configure: Regenerate.
2462 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2464 From Jie Zhang <jie.zhang@analog.com>:
2465 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2466 (bfin_handle_l2_attribute): New.
2467 (bfin_attribute_table): Add l2 attribute.
2469 2009-09-11 Michael Matz <matz@suse.de>
2472 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2473 on the local_decls list.
2475 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2479 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2481 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2482 for VALUEs, to implement the documented interface.
2483 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2484 Adjust for VALUEs and anything else, to implement the
2485 documented interface.
2487 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2489 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2490 with actual SPE/paired vector modes before using 64-bit alignment.
2491 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2493 2009-09-10 DJ Delorie <dj@redhat.com>
2495 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2498 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2499 * config/mep/mep.c (mep_legitimate_constant_p): New.
2500 * config/mep/mep-protos.h: Prototype it.
2502 2009-09-10 Richard Henderson <rth@redhat.com>
2504 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2506 2009-09-10 Jason Merrill <jason@redhat.com>
2508 * tree.c (chain_index): New fn.
2509 * tree.h: Declare it.
2511 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2513 * config/sol2-c.c (cmn_err_length_specs): Initialize
2514 scalar_identity_flag.
2516 2009-09-10 Richard Henderson <rth@redhat.com>
2518 * tree.h (struct tree_decl_common): Move align member earlier;
2519 move label_decl_uid member ...
2520 (struct tree_label_decl): ... here.
2521 (LABEL_DECL_UID): Update to match.
2523 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2526 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2527 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2529 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2530 dest_prev if the edge is complex.
2532 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2534 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2535 loop latch tests earlier.
2537 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2538 before GIMPLE_RETURN, not after its predecessor; insert
2541 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2542 gimple_seq_empty_p to test for no PHI nodes.
2543 * tree-cfg.c (split_critical_edges): Likewise.
2545 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2547 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2549 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2550 introduced by the VTA branch merge.
2552 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2554 * ira-conflicts.c: Use fputs or putc instead of fprintf
2558 * tree-switch-conversion.c: Ditto.
2560 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2562 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2563 introduced by the VTA branch merge.
2565 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2568 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2570 PR rtl-optimization/39779
2571 * expr.c (convert_modes): Return when mode == oldmode after
2572 CONST_INTs are processed.
2574 2009-09-10 Nick Clifton <nickc@redhat.com>
2576 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2577 attribute and referring decl when creating renamed symbol.
2579 2009-09-10 Richard Guenther <rguenther@suse.de>
2582 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2584 (cgraph_finalize_compilation_unit): Compute reachability
2585 before emitting thunks. Properly process aliases before
2586 possibly removing unreachable nodes.
2588 2009-09-10 Richard Guenther <rguenther@suse.de>
2591 * tree.c (struct free_lang_data_d): Add worklist member.
2592 (find_decls_types_r): Push onto the worklist instead of recursing.
2593 Handle TREE_BINFOs properly.
2594 (find_decls_types): New function wrapped around find_decls_types_r
2595 to process the worklist.
2596 (find_decls_types_in_eh_region): Use it.
2597 (find_decls_types_in_node): Likewise.
2598 (find_decls_types_in_var): Likewise.
2599 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2600 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2601 (AGGREGATE_TYPE_P): Adjust.
2603 2009-09-09 Jason Merrill <jason@redhat.com>
2605 * configure.ac: Check glibc version even if we have an in-tree
2608 2009-09-09 Anthony Green <green@moxielogic.com>
2610 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2611 the constant 0 when appropriate.
2612 * config/moxie/constraints.md: Add constraint O.
2614 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2615 to pass up to 6 32-bit argument values in registers.
2616 (moxie_function_arg): Ditto.
2617 (moxie_arg_partial_bytes): Ditto.
2618 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2619 (REG_PARM_STACK_SPACE): Ditto.
2620 (FUNCTION_ARG_REGNO_P): Ditto.
2622 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2623 instruction to allocate stack space.
2625 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2627 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2628 unnecessarily stringent constraints. Fix address
2629 calculation in the splitters.
2631 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2633 PR rtl-optimization/39779
2634 * expr.c (convert_modes): Return when mode == oldmode after
2635 CONST_INTs are processed.
2637 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2640 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2641 (ix86_expand_prologue): Take frame.padding0 into logic of
2643 (ix86_expand_epilogue): Likewise.
2645 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2647 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2649 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2650 * config/t-slibgcc-libgcc: New file.
2651 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2653 2009-09-09 Martin Jambor <mjambor@suse.cz>
2655 PR tree-optimization/41089
2656 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2659 2009-09-09 Richard Henderson <rth@redhat.com>
2661 * gimple.h (CASE_GIMPLE_OMP): New.
2662 (is_gimple_omp): Use it.
2663 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2664 (verify_gimple_debug): Likewise.
2666 2009-09-09 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/41101
2669 * tree-ssa-pre.c (maximal_set): Remove.
2670 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2671 Defer all blocks we didn't visit at least one successor.
2672 (add_to_exp_gen): Do not add to the maximal set.
2673 (make_values_for_phi): Likewise.
2674 (compute_avail): Likewise.
2675 (init_pre): Do not allocate the maximal set.
2676 (execute_pre): Do not dump it.
2678 2009-09-09 Martin Jambor <mjambor@suse.cz>
2680 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2681 an SSA_NAME rather than a is_gimple_variable.
2683 2009-09-09 Richard Guenther <rguenther@suse.de>
2686 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2687 code dealing with plain pointer bases.
2688 (maybe_fold_offset_to_reference): Likewise.
2689 (maybe_fold_stmt_addition): Adjust.
2691 2009-09-09 Richard Guenther <rguenther@suse.de>
2693 * tree.c (free_lang_data_in_type): Do not free the type variant
2695 (free_lang_data): Merge char_type_node with its properly signed
2697 (pass_ipa_free): Collect after freeing language specific data.
2699 2009-09-09 Michael Matz <matz@suse.de>
2702 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2703 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2704 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2707 2009-09-08 DJ Delorie <dj@redhat.com>
2709 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2711 2009-09-04 Jason Merrill <jason@redhat.com>
2713 * tree.c (tree_find_value): Remove.
2714 * tree.h: Remove prototype.
2715 * varasm.c (assemble_external): Use value_member instead.
2717 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2719 * toplev.c (process_options): Choose default debugging type when
2720 gtoggle enables debug info and type is unset.
2722 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2726 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2729 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2731 * configure: Rebuilt with modified libtool.m4.
2733 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2738 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2740 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2742 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2743 (remove_statement): Likewise.
2744 (rewrite_use_nonlinear_expr): Adjust.
2745 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2746 * tree-ssa.c (release_defs_bitset): ... this. New.
2747 * tree-flow.h (release_defs_bitset): Declare.
2749 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2752 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2753 in the middle block.
2755 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2757 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2758 via intptr_t to long type.
2759 (insert_operand_rank): Cast long type via intptr_t to
2761 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2763 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2764 from pointer to unsigned via uintptr_t.
2766 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2767 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2769 * configure: Regenerated.
2770 * config.in: Regenerated
2771 * system.h (stdint.h): Add include.
2772 (inttypes.h): Likewise.
2773 * Makefile.in (aclocal): Add config/stdint.m4.
2774 * aclocal.m4: Regenerated.
2776 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2778 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2780 (note_np_check_stores): New function.
2781 (harmless_null_pointer_p): New function.
2782 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2783 changed. Take into account whether we're in the shadow of a condjump
2784 that tested NP_REG for NULL.
2785 Lose all code that tested for SEQUENCEs.
2786 (workaround_speculation): Avoid inserting NOPs for loads that are
2787 either always executed or a NULL pointer.
2789 2009-09-08 Jan Hubicka <jh@suse.cz>
2791 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2792 * params.def (early-inlining-insns): Likewise.
2794 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2796 PR rtl-optimization/41239
2797 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2798 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2800 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2801 across calls, as the calls might not always return normally.
2802 (call_may_noreturn_p): New function.
2803 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2804 (init_deps): Initialize it.
2805 (remove_from_deps): Also remove calls from
2806 last_function_call_may_noreturn list.
2808 2009-09-07 Richard Henderson <rth@redhat.com>
2810 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2811 more VR->OPERANDS than LHS operands. Free LHS before returning.
2813 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2815 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2816 (attr "addrtype"): New member "spreg".
2817 Use it if mem_spfp_address_operand is true for the address.
2818 (attr "type"): New entry "stall".
2819 (cpu_unit "load"): New.
2820 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2822 (insn_reservation "loadsp"): New.
2823 (insn_reservation "load_stall1"): New.
2824 (insn_reservation "load_stall3"): New.
2826 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2827 (mem_p_address_operand): Exclude stack and frame pointer based
2829 (mem_spfp_address_operand): New; match them here.
2830 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2831 (bfin_reorg): Call it if scheduling insns.
2832 (bfin_gen_bundles): Remove dummy insns created by
2833 add_sched_insns_for_speculation.
2835 From Jie Zhang <jie.zhang@analog.com>:
2836 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2837 bfin_si_revision, bfin_workarounds): Move these ...
2838 * config/bfin/bfin.h: ... here.
2840 From Mike Frysinger <michael.frysinger@analog.com>
2841 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2842 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2843 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2844 bf547m, bf548m, and bf549m.
2845 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2846 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2847 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2848 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2849 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2850 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2851 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2852 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2853 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2854 bf542m, bf544m, bf547m, bf548m, and bf549m.
2856 From Jie Zhang <jie.zhang@analog.com>:
2857 * config/bfin/predicates.md (p_register_operand): New predicate.
2858 (dp_register_operand): New predicate.
2859 * config/bfin/bfin-protos.h (WA_05000074): Define.
2860 (ENABLE_WA_05000074): Define.
2861 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2862 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2863 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2864 (define_attr addrtype): Allow load/store register to be P register.
2865 (define_attr storereg): New.
2866 (define_cpu_unit anomaly_05000074): New.
2867 (define_insn_reservation dsp32shiftimm): New.
2868 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2869 (define_insn_reservation loadp): Cannot use slot2.
2870 (define_insn_reservation loadsp): Cannot use slot2.
2871 (define_insn_reservation storep): Cannot use slot2. Does not
2872 apply when working around 05000074.
2873 (define_insn_reservation storep_anomaly_05000074): New.
2874 (define_insn_reservation storei): Does not apply when working
2876 (define_insn_reservation storei_anomaly_05000074): New.
2877 (define_attr length): Add dsp32shiftimm case.
2878 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2879 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2880 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2881 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2882 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2884 2009-09-07 Martin Jambor <mjambor@suse.cz>
2887 * tree-sra.c (create_artificial_child_access): Return NULL if
2888 build_ref_for_offset fails.
2889 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2890 and create_artificial_child_access to fail.
2892 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2895 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2896 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2897 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2899 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2901 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2902 block, ensure it has an exit edge. Emit a barrier after a jump.
2904 2009-09-07 Nick Clifton <nickc@redhat.com>
2906 * gcc.c (this_is_linker_script): New variable. Like
2907 this_is_library_file but for the %T constructor.
2908 (end_going_arg): If this_is_linker_script is set then locate the
2909 script and insert a --script switch before it
2910 (do_spec_2): Initialise this_is_linker_script.
2911 (do_spec_1): Likewise. Handle %T construct.
2912 (eval_spec_function): Preserve this_is_linker_script.
2913 * doc/invoke.texi: Document %T construct in spec files.
2914 * config/m32c/m32c.h (LIB_SPEC): Use it.
2916 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2918 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2919 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2920 when volatile flag is set.
2921 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2923 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2926 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2927 (combine_stack_adjustments_for_block): Allow insns between stack
2928 adjustments and stores with corresponding pre-(dec|inc)rement or
2929 pre-modify operation.
2931 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2934 * combine-stack-adj.c (struct csa_memlist): Rename to...
2935 (struct csa_reflist): ... this. Rename mem field to ref.
2936 (free_csa_memlist): Rename to...
2937 (free_csa_reflist): ... this.
2938 (record_one_stack_memref): Rename to...
2939 (record_one_stack_ref): ... this. Handle also REG_P.
2940 (try_apply_stack_adjustment): Handle also REG_P.
2941 (struct record_stack_memrefs_data): Rename to...
2942 (struct record_stack_refs_data): ... this. Rename memlist field to
2944 (record_stack_memrefs): Rename to...
2945 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2946 subexpressions instead of failing when a MEM contains SP references.
2947 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2948 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2950 2009-09-06 Richard Guenther <rguenther@suse.de>
2953 * tree.c (build_array_type): Do not record types marked
2954 with structural equality in the canonical type hashtable.
2956 2009-09-06 Richard Guenther <rguenther@suse.de>
2959 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2961 2009-09-05 Richard Guenther <rguenther@suse.de>
2964 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2966 2009-09-05 Richard Guenther <rguenther@suse.de>
2969 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2971 2009-09-05 Richard Guenther <rguenther@suse.de>
2974 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2975 before comparing function argument types.
2977 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2980 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2983 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2986 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2988 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2989 locators before emit_insn is called.
2991 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2994 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2995 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2996 (reginfo_init): Don't call allocate_reg_info.
2998 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3001 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3002 NONDEBUG_INSN_P instead of INSN_P.
3004 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3007 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3009 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3012 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3013 pattern of the split.
3015 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3017 * toplev.c (process_options): Move setter of flag_var_tracking
3018 before other tests that depend on it. Move down setter of
3019 flag_rename_registers. Don't enable var-tracking-assignments
3020 by default if selective scheduling is enabled. Warn if both
3023 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3025 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3026 comment. Use switch statement to catch overlaps between rtx
3027 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3028 (IS_DECL_CODE): ... here. Remove.
3029 (check_value_is_not_decl): Remove.
3030 (dv_from_decl, dv_from_value): Check after conversion.
3032 2009-09-04 Richard Guenther <rguenther@suse.de>
3035 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3036 after emitting tunks. Move emitting thunks and ctors from ...
3037 (cgraph_optimize): ... here. Remove redundant
3038 cgraph_analyze_functions.
3039 * varasm.c (find_decl_and_mark_needed): Remove no longer
3041 (finish_aliases_1): Adjust check for thunk aliases.
3043 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3045 * config/arm/arm.md (ctzsi2): Added braces
3046 to avoid warning that broke booststrap.
3048 2009-09-04 Martin Jambor <mjambor@suse.cz>
3050 PR tree-optimization/41112
3051 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3052 handle variable-bounded arrays.
3053 (expr_with_var_bounded_array_refs_p): New function.
3054 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3056 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3058 * config/s390/2097.md: Removed two incorrect bypasses.
3059 (z10_fsimpdf): Fixed latency.
3060 (z10_fhex): New insn_reservation.
3061 (z10_floaddf): Fixed latency.
3062 (z10_floadsf): Fixed latency.
3063 (z10_ftrunctf): Fixed latency.
3064 (z10_ftruncdf): Fixed latency.
3065 * config/s390/s390.c (z10_cost): Fixed values.
3066 (s390_adjust_priority): Added z10 path.
3067 * config/s390/s390.md (type): Added fhex.
3068 (*mov<mode>_64dfp): Updated type attribute.
3069 (*mov<mode>_64): Updated type attribute.
3070 (*mov<mode>_31): Updated type attribute.
3071 (*mov<mode>"): Likewise.
3072 * config/s390/2084.md (x_fsimpdf): Updated condition.
3074 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3076 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3077 RTXs in the predicate for operand 1.
3079 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3081 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3082 (rbitsi2): New insn.
3083 (ctzsi2): New expand.
3084 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3086 2009-09-03 Martin Jambor <mjambor@suse.cz>
3088 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3089 (create_artificial_child_access): Use build_ref_for_offset instead
3090 of duplicate_expr_for_different_base.
3091 (propagate_subacesses_accross_link): Likewise.
3093 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3095 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3097 (mips16e_collect_argument_saves): Skip debug instructions.
3098 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3099 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3100 (r10k_insert_cache_barriers): Likewise.
3101 (mips_reorg_process_insns): Likewise.
3103 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3106 * ira.c (update_equiv_reg): Remove check on class likely spill.
3108 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3111 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3112 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3116 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3117 the stack slot if it is passed by invisible reference.
3118 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3119 by invisible reference.
3121 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3123 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3124 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3125 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3127 * config/bfin/sync.md: New file.
3128 * config/bfin/bfin.md: Include it.
3129 (UNSPEC_ATOMIC): New.
3130 (UNSPEC_ONES): Provide a unique number.
3132 From Jie Zhang <jie.zhang@analog.com>:
3133 * config/bfin/bfin.c (ret_regs): New.
3134 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3135 (must_save_rets_p): New.
3136 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3137 current_function_is_leaf.
3138 (do_link): Likewise.
3139 (do_unlink): Likewise.
3140 (expand_interrupt_handler_prologue): Use ret_regs array.
3141 (expand_interrupt_handler_epilogue): Use ret_regs array and
3142 pass return register to gen_return_internal.
3143 (bfin_expand_epilogue): Pass return register to
3144 gen_return_internal.
3145 (bfin_expand_call): Explicitly clobber RETS.
3146 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
3147 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
3148 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
3149 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
3151 (return_internal): Take a reg rtx rather than the register number.
3153 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
3155 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
3156 when comparing against estimated_loop_iterations_int return.
3158 2009-09-03 Richard Guenther <rguenther@suse.de>
3160 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
3161 eh_personality_libfunc.
3163 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3165 * tree-parloops.c (separate_decls_in_region): Add space.
3167 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3169 * tree-parloops.c (separate_decls_in_region): Change the condition
3170 checking if there are reductions in the loop.
3172 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3174 PR tree-optimization/38275
3175 * tree-parloops.c (parallelize_loops): Replace profitability condition
3176 for expected number of iterations.
3178 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3180 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
3181 (bootstrap-debug): Explain conditions in which it becomes default.
3182 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
3185 2009-09-03 Namhyung Kim <namhyung@gmail.com>
3187 * doc/invoke.texi (Optimize Options): Move
3188 -finline-small-functions to the -O2 list.
3190 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3192 * toplev.c (process_options): Enable var-tracking-assignments
3193 by default if var-tracking is enabled.
3195 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3197 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3199 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3200 * rtl.h (prev_nonnote_insn_bb): Declare it.
3202 2009-09-03 Diego Novillo <dnovillo@google.com>
3204 * cgraph.c (cgraph_node_for_decl): New.
3205 * cgraph.h (cgraph_node_for_decl): Declare.
3206 * tree.c (host_integerp): Return 0 if T is NULL.
3208 2009-09-03 Diego Novillo <dnovillo@google.com>
3210 * tree.h (struct alias_pair): Move from varasm.c.
3211 (alias_pairs): Likewise.
3212 (TYPE_MAXVAL): Define.
3213 (TYPE_MINVAL): Define.
3214 (iterative_hash_host_wide_int): Declare.
3215 (remove_unreachable_alias_pairs): Declare.
3216 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3217 * diagnostic.c (default_diagnostic_starter): Make extern.
3218 (default_diagnostic_finalizer): Make extern.
3219 * diagnostic.h (default_diagnostic_starter): Declare.
3220 (default_diagnostic_finalizer): Declare.
3221 (default_tree_printer): Declare.
3222 * toplev.c (default_tree_printer): Make extern.
3224 2009-09-03 Richard Guenther <rguenther@suse.de>
3225 Diego Novillo <dnovillo@google.com>
3227 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3228 * cgraphunit.c (cgraph_expand_function): Do not emit
3229 associated thunks from here.
3230 (cgraph_emit_thunks): New.
3231 (cgraph_optimize): Call it.
3232 Return if any IPA pass finds an error.
3233 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3236 2009-09-03 Simon Baldwin <simonb@google.com>
3237 Rafael Espindola <espindola@google.com>
3238 Richard Guenther <rguenther@suse.de>
3239 Doug Kwan <dougkwan@google.com>
3240 Diego Novillo <dnovillo@google.com>
3242 * tree.c: Include tree-pass.h, langhooks-def.h,
3243 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3244 (free_lang_data_in_type): New.
3245 (need_assembler_name_p): New.
3246 (free_lang_data_in_block): New.
3247 (free_lang_data_in_decl): New.
3248 (struct free_lang_data_d): New.
3249 (add_tree_to_fld_list): New.
3250 (find_decls_types_r): New.
3251 (get_eh_types_for_runtime): New.
3252 (find_decls_types_in_eh_region): New.
3253 (find_decls_types_in_node): New.
3254 (find_decls_types_in_var): New.
3255 (free_lang_data_in_cgraph): New.
3256 (free_lang_data): New.
3257 (gate_free_lang_data): New.
3258 (pass_ipa_free_lang_data): New.
3260 2009-09-03 Diego Novillo <dnovillo@google.com>
3262 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3263 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3264 (lang_hooks): Remove const qualifier.
3265 * ipa.c (cgraph_remove_unreachable_nodes): Call
3266 remove_unreachable_alias_pairs.
3267 * except.c (add_type_for_runtime): Check if TYPE has
3268 already been converted.
3269 (lookup_type_for_runtime): Likewise.
3270 (check_handled): Handle converted types.
3271 * varasm.c (remove_unreachable_alias_pairs): New.
3272 * gimple.c: Include demangle.h.
3273 (gimple_decl_printable_name): New.
3274 (gimple_fold_obj_type_ref): New.
3275 * gimple.h (gimple_decl_printable_name): Declare.
3276 (gimple_fold_obj_type_ref): Declare.
3277 * passes.c (init_optimization_passes): Add pass
3278 pass_ipa_free_lang_data.
3279 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3280 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3282 2009-09-03 Diego Novillo <dnovillo@google.com>
3284 * c-lang.c (lang_hooks): Remove const qualifier.
3286 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3288 * doc/install.texi (*-*-freebsd*): Update target information.
3290 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3292 * hard-reg-set.h (call_fixed_regs): Remove.
3293 * reginfo.c (call_fixed_regs): Remove.
3294 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3295 (globalize_reg): Don't use call_fixed_regs.
3296 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3299 2009-09-01 Michael Matz <matz@suse.de>
3301 * expr.h (emit_storent_insn, expand_expr_real_1,
3302 expand_expr_real_2): Declare.
3303 * expr.c (emit_storent_insn, expand_expr_real_1,
3304 expand_expr_real_2): Export.
3305 (store_expr): Setting and evaluating dont_return_target is useless.
3306 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3307 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3308 * except.c (expand_resx_expr): Rename to ...
3309 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3310 * except.h (expand_resx_stmt): Declare.
3311 * stmt.c: Add include gimple.h
3312 (expand_asm_expr): Rename to ...
3313 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3314 (expand_case): Rewrite to take gimple statement.
3315 * tree.h (expand_asm_stmt): Declare.
3316 (expand_case): Change prototype.
3317 * Makefile.in (stmt.o): Depend on gimple.h.
3318 * builtins.c (expand_builtin_synchronize): Build gimple asm
3319 statement, not an ASM_EXPR.
3320 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3321 gimple_to_tree, release_stmt_tree): Remove.
3322 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3323 ggc_free, but hold comparison code and operands separately.
3324 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3325 (expand_call_stmt, expand_gimple_stmt_1,
3326 expand_gimple_stmt): New helpers.
3327 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3328 release_stmt_tree. Call expand_gimple_stmt instead.
3329 (expand_gimple_basic_block): Ditto.
3331 * calls.c (emit_call_1): Don't look at EH regions here, make
3332 fntree parameter useless.
3333 (expand_call): New local rettype for TREE_TYPE(exp), use it
3334 throughout. Remove local p, use addr instead.
3335 Don't look at EH regions here.
3337 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3339 * doc/invoke.texi (-fsched-pressure): Document it.
3340 (-fsched-reg-pressure-heuristic): Remove it.
3342 * reload.c (ira.h): Include.
3343 (find_reloads): Add choosing reload on number of small spilled
3346 * haifa-sched.c (ira.h): Include.
3347 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3348 saved_reg_pressure, curr_reg_live, saved_reg_live,
3349 region_ref_regs): New variables.
3350 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3351 initiate_reg_pressure_info, setup_ref_regs,
3352 initiate_bb_reg_pressure_info, save_reg_pressure,
3353 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3355 (setup_insn_reg_pressure_info): New function.
3356 (rank_for_schedule): Add pressure checking and insn issue time.
3357 Remove comparison of insn reg weights.
3358 (ready_sort): Set insn reg pressure info.
3359 (update_register_pressure, setup_insn_max_reg_pressure,
3360 update_reg_and_insn_max_reg_pressure,
3361 sched_setup_bb_reg_pressure_info): New functions.
3362 (schedule_insn): Add code for printing and updating reg pressure info.
3363 (find_set_reg_weight, find_insn_reg_weight): Remove.
3364 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3365 (debug_ready_list): Print reg pressure info.
3366 (schedule_block): Ditto. Check insn issue time.
3367 (sched_init): Set up sched_pressure_p. Allocate and set up some
3368 reg pressure related info.
3369 (sched_finish): Free some reg pressure related info.
3370 (fix_tick_ready): Make insn always ready if pressure_p.
3371 (init_h_i_d): Don't call find_insn_reg_weight.
3372 (haifa_finish_h_i_d): Free insn reg pressure info.
3374 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3375 ira_memory_move_cost, ira_class_hard_regs,
3376 ira_class_hard_regs_num, ira_no_alloc_regs,
3377 ira_available_class_regs, ira_reg_class_cover_size,
3378 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3380 * ira-lives.c (single_reg_class): Check mode to find how many
3381 registers are necessary for operand.
3382 (ira_implicitly_set_insn_hard_regs): New.
3384 * common.opt (fsched-pressure): New options.
3385 (fsched-reg-pressure-heuristic): Remove.
3387 * ira.c (setup_eliminable_regset): Rename to
3388 ira_setup_eliminable_regset. Make it external.
3389 (expand_reg_info): Pass cover class to setup_reg_classes.
3390 (ira): Call resize_reg_info instead of allocate_reg_info.
3392 * sched-deps.c: Include ira.h.
3393 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3394 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3395 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3396 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3397 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3398 mark_insn_reg_store, mark_insn_reg_clobber,
3399 setup_insn_reg_pressure_info): New.
3400 (sched_analyze_1): Update implicit_reg_pending_uses.
3401 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3402 Use them to create dependencies. Set insn reg uses and pressure
3403 info. Process reg_pending_uses in one place.
3404 (free_deps): Free implicit sets.
3405 (remove_from_deps): Remove implicit sets if necessary. Check
3406 implicit sets when clearing reg_last_in_use.
3407 (init_deps_global): Clear implicit_reg_pending_clobbers and
3408 implicit_reg_pending_uses.
3410 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3411 ira_memory_move_cost, ira_class_hard_regs,
3412 ira_class_hard_regs_num, ira_no_alloc_regs,
3413 ira_available_class_regs, ira_reg_class_cover_size,
3414 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3415 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3416 ira_implicitly_set_insn_hard_regs): New prototypes.
3418 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3419 cost_elements_num): New variables.
3420 (allocno_costs, total_costs): Rename to costs and
3421 total_allocno_costs.
3422 (COSTS_OF_ALLOCNO): Rename to COSTS.
3423 (allocno_pref): Rename to pref.
3424 (allocno_pref_buffer): Rename to pref_buffer.
3425 (common_classes): Rename to regno_cover_class.
3427 (record_reg_classes): Set allocno attributes only if allocno_p.
3428 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3429 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3430 and COSTS_OF_ALLOCNO.
3431 (print_costs): Rename to print_allocno_costs.
3432 (print_pseudo_costs): New.
3433 (process_bb_node_for_costs): Split into 2 functions with new
3434 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3435 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3436 new parameter dump_file. Use cost_elements_num instead of
3437 ira_allocnos_num. Make one iteration if preferred classes were
3438 already calculated for scheduler. Make 2 versions of code
3439 depending on allocno_p.
3440 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3441 regno_cover_class and COSTS instead of common_classes and
3443 (init_costs, finish_costs): New.
3444 (ira_costs): Set up allocno_p and cost_elements_num. Call
3445 init_costs and finish_costs.
3446 (ira_set_pseudo_classes): New.
3448 * rtl.h (allocate_reg_info): Remove.
3449 (resize_reg_info): Change return type.
3450 (reg_cover_class): New.
3451 (setup_reg_classes): Add new parameter.
3453 * sched-int.h (struct deps_reg): New member implicit_sets.
3454 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3455 (INCREASE_BITS): New macro.
3456 (struct reg_pressure_data, struct reg_use_data): New.
3457 (struct _haifa_insn_data): Remove reg_weight. Add members
3458 reg_pressure, reg_use_list, reg_set_list, and
3459 reg_pressure_excess_cost_change.
3460 (struct deps): New member implicit_sets.
3461 (pressure_p): New variable.
3462 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3463 (struct reg_pressure_data, struct reg_use_data): New.
3464 (INSN_REG_WEIGHT): Remove.
3465 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3466 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3467 (sched_init_region_reg_pressure_info,
3468 sched_setup_bb_reg_pressure_info): New prototypes.
3470 * reginfo.c (struct reg_pref): New member coverclass.
3471 (reg_cover_class): New function.
3472 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3473 (reg_info_size): New variable.
3474 (allocate_reg_info): Make static. Setup reg_info_size.
3475 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3476 (setup_reg_classes): Add a new parameter. Setup cover class too.
3478 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3481 * sched-rgn.c (deps_join): Set up implicit_sets.
3482 (schedule_region): Set up region and basic blocks pressure
3485 * passes.c (init_optimization_passes): Move
3486 pass_subregs_of_mode_init before pass_sched.
3488 2009-09-02 Martin Jambor <mjambor@suse.cz>
3490 * tree-sra.c (struct access): New field grp_hint.
3491 (dump_access): Dump grp_hint.
3492 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3494 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3495 those which have been specifically read and somehow written to.
3496 (propagate_subacesses_accross_link): Set grp_hint of right child and
3497 also possibly of the left child.
3499 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3501 * tree-object-size.c (addr_object_size): Always use object_size_type
3502 0 or 2 when determining the pointer pointed object size.
3504 2009-09-02 Richard Guenther <rguenther@suse.de>
3507 2009-08-31 Richard Guenther <rguenther@suse.de>
3509 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3510 to query if the memory regions for memmove overlap.
3511 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3512 asserts on pointers, instead deal with odd trees.
3513 (ptr_derefs_may_alias_p): Likewise.
3514 (refs_may_alias_p_1): Constructor bases also never alias.
3516 2009-08-01 Christian Bruel <christian.bruel@st.com>
3519 2009-07-31 Christian Bruel <christian.bruel@st.com>
3520 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3522 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3524 * doc/invoke.texi (-fvar-tracking-assignments): New.
3525 (-fvar-tracking-assignments-toggle): New.
3526 (-fdump-final-insns=file): Mark filename as optional.
3527 (--param min-nondebug-insn-uid): New.
3528 (-gdwarf-@{version}): Mention version 4.
3529 * opts.c (common_handle_option): Accept it.
3530 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3531 * regrename.c (regrename_optimize): Drop last. Don't count debug
3532 insns as uses. Don't reject change because of debug insn.
3533 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3534 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3535 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3536 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3537 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3538 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3539 * doc/gimple.texi (is_gimple_debug): New.
3540 (gimple_debug_bind_p): New.
3541 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3542 * doc/install.texi (bootstrap-debug): More details.
3543 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3544 (bootstrap-debug-lib): More details.
3545 (bootstrap-debug-ckovw): Update.
3546 (bootstrap-time): New.
3547 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3548 (insert_phi_nodes_for): Insert debug stmts.
3549 (rewrite_stmt): Take iterator. Insert debug stmts.
3550 (rewrite_enter_block): Adjust.
3551 (maybe_replace_use_in_debug_stmt): New.
3552 (rewrite_update_stmt): Use it.
3553 (mark_use_interesting): Return early for debug stmts.
3554 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3555 stmts before replacing stmt.
3556 (move_computations_stmt): Likewise.
3557 * ira-conflicts.c (add_copies): Skip debug insns.
3558 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3559 (regstat_bb_compute_ri): Skip debug insns.
3560 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3561 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3562 check_loop_closed_ssa_stmt): Skip debug stmts.
3563 * tree-tailcall.c (find_tail_calls): Likewise.
3564 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3565 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3566 (build_var_debug_value_stat): Declare.
3567 (build_var_debug_value): Define.
3568 (target_for_debug_bind): Declare.
3569 * reload.c (find_equiv_reg): Skip debug insns.
3570 * rtlanal.c (reg_used_between_p): Skip debug insns.
3571 (side_effects_p): Likewise.
3572 (canonicalize_condition): Likewise.
3573 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3574 insns never depend on debug insns.
3575 (create_ddg_dep_no_link): Likewise.
3576 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3577 Don't add inter-loop dependencies for debug insns.
3578 (build_intra_loop_deps): Likewise.
3579 (create_ddg): Count debug insns.
3580 * ddg.h (struct ddg::num_debug): New.
3581 (num_backargs): Pair up with previous int field.
3582 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3583 -fcompare-debug-second.
3584 * final.c (get_attr_length_1): Skip debug insns.
3585 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3586 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3587 (driver_self_specs): Map -fdump-final-insns to
3588 -fdump-final-insns=..
3589 (get_local_tick): New.
3590 (compare_debug_dump_opt_spec_function): Test for . argument and
3591 compute output name. Compute temp output spec without flag name.
3592 Compute -frandom-seed.
3593 (OPT): Undef after use.
3594 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3595 (average_num_loop_insns): Likewise.
3596 * params.h (MIN_NONDEBUG_INSN_UID): New.
3597 * gimple.def (GIMPLE_DEBUG): New.
3598 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3599 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3600 (merge_in_block): Fix whitespace.
3601 * toplev.c (flag_var_tracking): Update comment.
3602 (flag_var_tracking_assignments): New.
3603 (flag_var_tracking_assignments_toggle): New.
3604 (process_options): Don't open final insns dump file if we're not
3605 going to write to it. Compute defaults for var_tracking.
3606 * df-scan.c (df_insn_rescan_debug_internal): New.
3607 (df_uses_record): Handle debug insns.
3608 * haifa-sched.c (ready): Initialize n_debug.
3609 (contributes_to_priority): Skip debug insns.
3610 (dep_list_size): New.
3612 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3613 they're ready. Disregard previous debug insns to make decisions.
3614 (queue_insn): Never queue debug insns.
3615 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3616 (schedule_insn): Don't reject debug insns because of issue rate.
3617 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3618 (queue_to_ready): Skip and discount debug insns.
3619 (choose_ready): Let debug insns through.
3620 (schedule_block): Check boundary debug insns. Discount debug
3621 insns, schedule them early. Adjust whitespace.
3622 (set_priorities): Check for boundary debug insns.
3623 (add_jump_dependencies): Use dep_list_size.
3624 (prev_non_location_insn): New.
3625 (check_cfg): Use it.
3626 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3628 (remove_unused_ivs): Reset debug stmts.
3629 * modulo-sched.c (const_iteration_count): Skip debug insns.
3630 (res_MII): Discount debug insns.
3631 (loop_single_full_bb_p): Skip debug insns.
3632 (sms_schedule): Likewise.
3633 (sms_schedule_by_order): Likewise.
3634 (ps_has_conflicts): Likewise.
3635 * caller-save.c (refmarker_fn): New.
3636 (save_call_clobbered_regs): Replace regs with saved mem in
3638 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3639 Call refmarker_fn mark for hardregnos.
3640 (mark_reg_as_referenced): New.
3641 (replace_reg_with_saved_mem): New.
3642 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3643 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3645 (cse_extended_basic_block): Skip debug insns.
3646 (count_reg_usage): Likewise.
3647 (is_dead_reg): New, split out of...
3648 (set_live_p): ... here.
3649 (insn_live_p): Use it for debug insns.
3650 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3651 (execute_optimize_stdarg): Likewise.
3652 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3653 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3654 changes in debug stmts as changes.
3655 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3656 (moveup_expr): Don't move across debug insns. Don't move
3657 debug insn if it would create a bookkeeping block.
3658 (moveup_expr_cached): Don't use cache for debug insns that
3659 are heads of blocks.
3660 (compute_av_set_inside_bb): Skip debug insns.
3661 (sel_rank_for_schedule): Schedule debug insns first. Remove
3663 (block_valid_for_bookkeeping_p); Support lax searches.
3664 (create_block_for_bookkeeping): Adjust block numbers when
3665 encountering debug-only blocks.
3666 (find_place_for_bookkeeping): Deal with debug-only blocks.
3667 (generate_bookkeeping_insn): Accept no place to insert.
3668 (remove_temp_moveop_nops): New argument full_tidying.
3669 (prepare_place_to_insert): Deal with debug insns.
3670 (advance_state_on_fence): Debug insns don't start cycles.
3671 (update_boundaries): Take fence as argument. Deal with
3673 (schedule_expr_on_boundary): No full_tidying on debug insns.
3674 (fill_insns): Deal with debug insns.
3675 (track_scheduled_insns_and_blocks): Don't count debug insns.
3676 (need_nop_to_preserve_insn_bb): New, split out of...
3677 (remove_insn_from_stream): ... this.
3678 (fur_orig_expr_not_found): Skip debug insns.
3679 * rtl.def (VALUE): Move up.
3681 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3682 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3683 Set it if debug stmts are found.
3684 (statement_sink_location): Skip debug stmts. Propagate
3685 moving defs into debug stmts.
3686 * ifcvt.c (first_active_insn): Skip debug insns.
3687 (last_active_insns): Likewise.
3688 (cond_exec_process_insns): Likewise.
3689 (noce_process_if_block): Likewise.
3690 (check_cond_move_block): Likewise.
3691 (cond_move_convert_if_block): Likewise.
3692 (block_jumps_and_fallthru_p): Likewise.
3693 (dead_or_predicable): Likewise.
3694 * dwarf2out.c (debug_str_hash_forced): New.
3695 (find_AT_string): Add comment.
3696 (gen_label_for_indirect_string): New.
3697 (get_debug_string_label): New.
3698 (AT_string_form): Use it.
3699 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3700 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3701 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3702 several operations that cannot be represented with DWARF opcodes.
3703 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3704 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3705 (dwarf2out_var_location): Take during-call mark into account.
3706 (output_indirect_string): Update comment. Output if there are
3707 label and references.
3708 (prune_indirect_string): New.
3709 (prune_unused_types): Call it if debug_str_hash_forced.
3710 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3711 (dw_long_long_const): Remove.
3712 (struct dw_val_struct): Change val_long_long type to rtx.
3713 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3714 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3715 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3716 component instead of HOST_BITS_PER_LONG.
3717 (output_loc_operands): Likewise. For const8* assert
3718 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3719 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3720 rather than HOST_BITS_PER_LONG is >= 64.
3721 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3723 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3724 HOST_BITS_PER_LONG for dw_val_class_long_long.
3725 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3726 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3727 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3729 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3730 Handle DW_OP_implicit_value.
3731 (extract_int): Move prototype earlier.
3732 (mem_loc_descriptor): For SUBREG punt if inner
3733 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3734 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3735 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3736 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3737 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3738 instead of Pmode size.
3739 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3740 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3741 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3742 (concat_loc_descriptor, concatn_loc_descriptor,
3743 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3744 (add_location_or_const_value_attribute): Likewise. For single
3745 location loc_lists attempt to use add_const_value_attribute
3746 for constant decls. Add DW_AT_const_value even if
3747 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3749 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3750 (control_flow_insn_p): Likewise.
3751 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3752 (separate_decls_in_region_debug_bind): New.
3753 (separate_decls_in_region): Process debug bind stmts afterwards.
3754 * recog.c (verify_changes): Handle debug insns.
3755 (extract_insn): Likewise.
3756 (peephole2_optimize): Skip debug insns.
3757 * dse.c (scan_insn): Skip debug insns.
3758 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3760 (setup_id_for_insn): Handle debug insns.
3761 (maybe_tidy_empty_bb): Adjust whitespace.
3762 (tidy_control_flow): Skip debug insns.
3763 (sel_remove_insn): Adjust for debug insns.
3764 (sel_estimate_number_of_insns): Skip debug insns.
3765 (create_insn_rtx_from_pattern): Handle debug insns.
3766 (create_copy_of_insn_rtx): Likewise.
3767 * sel-sched-.h (sel_bb_end): Declare.
3768 (sel_bb_empty_or_nop_p): New.
3769 (get_all_loop_exits): Use it.
3770 (_eligible_successor_edge_p): Likewise.
3771 (return_nop_to_pool): Adjust.
3772 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3773 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3774 * gimple-pretty-print.c (dump_gimple_debug): New.
3775 (dump_gimple_stmt): Use it.
3776 (dump_bb_header): Skip gimple debug stmts.
3777 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3778 (fixup_match_2): Likewise.
3779 (regmove_backward_pass): Likewise. Simplify combined
3780 replacement. Handle debug insns.
3781 * function.c (instantiate_virtual_regs): Handle debug insns.
3782 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3783 * print-rtl.h: Include cselib.h.
3784 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3785 * df.h (df_inns_rescan_debug_internal): Declare.
3786 * gcse.c (alloc_hash_table): Estimate n_insns.
3787 (cprop_insn): Don't regard debug insns as changes.
3788 (bypass_conditional_jumps): Skip debug insns.
3789 (one_pre_gcse_pass): Adjust.
3790 (one_code_hoisting_pass): Likewise.
3791 (compute_ld_motion_mems): Skip debug insns.
3792 (one_cprop_pass): Adjust.
3793 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3794 (if_convertible_stmt_p): Handle debug stmts.
3795 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3796 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3797 * ira-build.c (create_bb_allocnos): Skip debug insns.
3798 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3799 (has_single_use): Likewise.
3800 (single_imm_use): Likewise.
3801 (num_imm_uses): Likewise.
3802 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3803 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3804 (create_outofssa_var_map): Likewise.
3805 * lower-subreg.c (adjust_decomposed_uses): New.
3806 (resolve_debug): New.
3807 (decompose_multiword_subregs): Use it.
3808 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3809 * emit-rtl.c: Include params.h.
3810 (cur_debug_insn_uid): Define.
3811 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3812 (copy_rtx_if_shared_1): Handle debug insns.
3813 (reset_used_flags): Likewise.
3814 (set_used_flags): LIkewise.
3815 (get_max_insn_count): New.
3816 (next_nondebug_insn): New.
3817 (prev_nondebug_insn): New.
3818 (make_debug_insn_raw): New.
3819 (emit_insn_before_noloc): Handle debug insns.
3820 (emit_jump_insn_before_noloc): Likewise.
3821 (emit_call_insn_before_noloc): Likewise.
3822 (emit_debug_insn_before_noloc): New.
3823 (emit_insn_after_noloc): Handle debug insns.
3824 (emit_jump_insn_after_noloc): Likewise.
3825 (emit_call_insn_after_noloc): Likewise.
3826 (emit_debug_insn_after_noloc): Likewise.
3827 (emit_insn_after): Take loc from earlier non-debug insn.
3828 (emit_jump_insn_after): Likewise.
3829 (emit_call_insn_after): Likewise.
3830 (emit_debug_insn_after_setloc): New.
3831 (emit_debug_insn_after): New.
3832 (emit_insn_before): Take loc from later non-debug insn.
3833 (emit_jump_insn_before): Likewise.
3834 (emit_call_insn_before): Likewise.
3835 (emit_debug_insn_before_setloc): New.
3836 (emit_debug_insn_before): New.
3837 (emit_insn): Handle debug insns.
3838 (emit_debug_insn): New.
3839 (emit_jump_insn): Handle debug insns.
3840 (emit_call_insn): Likewise.
3842 (init_emit): Take min-nondebug-insn-uid into account.
3843 Initialize cur_debug_insn_uid.
3844 (emit_copy_of_insn_after): Handle debug insns.
3845 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3846 location of single rhs in place.
3847 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3848 (floor_sdiv_adjust): New.
3849 (cell_sdiv_adjust): New.
3850 (cell_udiv_adjust): New.
3851 (round_sdiv_adjust): New.
3852 (round_udiv_adjust): New.
3853 (wrap_constant): Moved from cselib.
3854 (unwrap_constant): New.
3855 (expand_debug_expr): New.
3856 (expand_debug_locations): New.
3857 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3859 (gimple_expand_cfg): Expand debug locations.
3860 * cselib.c: Include tree-pass.h.
3861 (struct expand_value_data): New.
3862 (cselib_record_sets_hook): New.
3863 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3864 (cselib_clear_table): Move, and implemnet in terms of...
3865 (cselib_reset_table_with_next_value): ... this.
3866 (cselib_get_next_unknown_value): New.
3867 (discard_useless_locs): Don't discard preserved values.
3868 (cselib_preserve_value): New.
3869 (cselib_preserved_value_p): New.
3870 (cselib_preserve_definitely): New.
3871 (cselib_clear_preserve): New.
3872 (cselib_preserve_only_values): New.
3873 (new_cselib_val): Take rtx argument. Dump it in details.
3874 (cselib_lookup_mem): Adjust.
3875 (expand_loc): Take regs_active in struct. Adjust. Silence
3876 dumps unless details are requested.
3877 (cselib_expand_value_rtx_cb): New.
3878 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3879 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3880 without details. Copy more subregs. Try to resolve values
3881 using a callback. Wrap constants.
3882 (cselib_subst_to_values): Adjust.
3883 (cselib_log_lookup): New.
3884 (cselib_lookup): Call it.
3885 (cselib_invalidate_regno): Don't count preserved values as useless.
3886 (cselib_invalidate_mem): Likewise.
3887 (cselib_record_set): Likewise.
3888 (struct set): Renamed to cselib_set, moved to cselib.h.
3889 (cselib_record_sets): Adjust. Call hook.
3890 (cselib_process_insn): Reset table when it would be cleared.
3891 (dump_cselib_val): New.
3892 (dump_cselib_table): New.
3893 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3894 (remove_forwarder_block): Support moving debug stmts.
3895 * cselib.h (cselib_record_sets_hook): Declare.
3896 (cselib_expand_callback): New type.
3897 (cselib_expand_value_rtx_cb): Declare.
3898 (cselib_reset_table_with_next_value): Declare.
3899 (cselib_get_next_unknown_value): Declare.
3900 (cselib_preserve_value): Declare.
3901 (cselib_preserved_value_p): Declare.
3902 (cselib_preserve_only_values): Declare.
3903 (dump_cselib_table): Declare.
3904 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3905 (try_crossjump_to_edge): Likewise.
3906 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3907 dominated blocks when debug stmts are present.
3908 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3909 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3910 (set_var_live_on_entry): Likewise.
3911 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3912 * cfglayout.c (curr_location, last_location): Make static.
3913 (set_curr_insn_source_location): Don't avoid bouncing.
3914 (get_curr_insn_source_location): New.
3915 (get_curr_insn_block): New.
3916 (duplicate_insn_chain): Handle debug insns.
3917 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3919 * common.opt (fcompare-debug): Move to sort order.
3920 (fdump-unnumbered-links): Likewise.
3921 (fvar-tracking-assignments): New.
3922 (fvar-tracking-assignments-toggle): New.
3923 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3924 because of debug stmts.
3925 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3926 (eliminate_unnecessary_stmts): Walk dominated blocks before
3928 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3929 * ira.c (memref_used_between_p): Skip debug insns.
3930 (update_equiv_regs): Likewise.
3931 * sched-deps.c (sd_lists_size): Accept empty list.
3932 (sd_init_insn): Mark debug insns.
3933 (sd_finish_insn): Unmark them.
3934 (sd_add_dep): Reject non-debug deps on debug insns.
3935 (fixup_sched_groups): Give debug insns group treatment.
3937 (sched_analyze_reg): Don't mark debug insns for sched before call.
3938 (sched_analyze_2): Handle debug insns.
3939 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3941 (deps_analyze_insn): Handle debug insns.
3942 (deps_start_bb): Skip debug insns.
3943 (init_deps): Initialize last_debug_insn.
3944 * tree-ssa.c (target_for_debug_bind): New.
3945 (find_released_ssa_name): New.
3946 (propagate_var_def_into_debug_stmts): New.
3947 (propagate_defs_into_debug_stmts): New.
3948 (verify_ssa): Skip debug bind stmts without values.
3949 (warn_uninialized_vars): Skip debug stmts.
3950 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3951 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3952 (rtx_equal_p): Likewise.
3953 * ira-costs.c (scan_one_insn): Skip debug insns.
3954 (process_bb_node_for_hard_reg_moves): Likewise.
3955 * rtl.h (DEBUG_INSN_P): New.
3956 (NONDEBUG_INSN_P): New.
3957 (MAY_HAVE_DEBUG_INSNS): New.
3958 (INSN_P): Accept debug insns.
3959 (RTX_FRAME_RELATED_P): Likewise.
3960 (INSN_DELETED_P): Likewise
3961 (PAT_VAR_LOCATION_DECL): New.
3962 (PAT_VAR_LOCATION_LOC): New.
3963 (PAT_VAR_OCATION_STATUS): New.
3964 (NOTE_VAR_LOCATION_DECL): Reimplement.
3965 (NOTE_VAR_LOCATION_LOC): Likewise.
3966 (NOTE_VAR_LOCATION_STATUS): Likewise.
3967 (INSN_VAR_LOCATION): New.
3968 (INSN_VAR_LOCATION_DECL): New.
3969 (INSN_VAR_LOCATION_LOC): New.
3970 (INSN_VAR_LOCATION_STATUS): New.
3971 (gen_rtx_UNKNOWN_VAR_LOC): New.
3972 (VAR_LOC_UNKNOWN_P): New.
3973 (NOTE_DURING_CALL_P): New.
3974 (SCHED_GROUP_P): Accept debug insns.
3975 (emit_debug_insn_before): Declare.
3976 (emit_debug_insn_before_noloc): Declare.
3977 (emit_debug_insn_beore_setloc): Declare.
3978 (emit_debug_insn_after): Declare.
3979 (emit_debug_insn_after_noloc): Declare.
3980 (emit_debug_insn_after_setloc): Declare.
3981 (emit_debug_insn): Declare.
3982 (make_debug_insn_raw): Declare.
3983 (prev_nondebug_insn): Declare.
3984 (next_nondebug_insn): Declare.
3985 (delegitimize_mem_from_attrs): Declare.
3986 (get_max_insn_count): Declare.
3987 (wrap_constant): Declare.
3988 (unwrap_constant): Declare.
3989 (get_curr_insn_source_location): Declare.
3990 (get_curr_insn_block): Declare.
3991 * tree-inline.c (insert_debug_decl_map): New.
3992 (processing_debug_stmt): New.
3993 (remap_decl): Don't create new mappings in debug stmts.
3994 (remap_gimple_op_r): Don't add references in debug stmts.
3995 (copy_tree_body_r): Likewise.
3996 (remap_gimple_stmt): Handle debug bind stmts.
3997 (copy_bb): Skip debug stmts.
3998 (copy_edges_for_bb): Likewise.
3999 (copy_debug_stmt): New.
4000 (copy_debug_stmts): New.
4001 (copy_body): Copy debug stmts at the end.
4002 (insert_init_debug_bind): New.
4003 (insert_init_stmt): Take id. Skip and emit debug stmts.
4004 (setup_one_parameter): Remap variable earlier, register debug mapping.
4005 (estimate_num_insns): Skip debug stmts.
4006 (expand_call_inline): Preserve debug_map.
4007 (optimize_inline_calls): Check for no debug_stmts left-overs.
4008 (unsave_expr_now): Preserve debug_map.
4009 (copy_gimple_seq_and_replace_locals): Likewise.
4010 (tree_function_versioning): Check for no debug_stmts left-overs.
4011 Init and destroy debug_map as needed. Split edges unconditionally.
4012 (build_duplicate_type): Init and destroy debug_map as needed.
4013 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4014 (struct copy_body_data): Add debug_stmts and debug_map.
4015 * sched-int.h (struct ready_list): Add n_debug.
4016 (struct deps): Add last_debug_insn.
4017 (DEBUG_INSN_SCHED_P): New.
4018 (BOUNDARY_DEBUG_INSN_P): New.
4019 (SCHEDULE_DEBUG_INSN_P): New.
4020 (sd_iterator_cond): Accept empty list.
4021 * combine.c (create_log_links): Skip debug insns.
4022 (combine_instructions): Likewise.
4023 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4024 return value is always unshared.
4025 (struct rtx_subst_pair): New.
4026 (auto_adjust_pair): New.
4027 (propagate_for_debug_subst): New.
4028 (propagate_for_debug): New.
4029 (try_combine): Skip debug insns. Propagate removed defs into
4031 (next_nonnote_nondebug_insn): New.
4032 (distribute_notes): Use it. Skip debug insns.
4033 (distribute_links): Skip debug insns.
4034 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4035 * resource.c (mark_target_live_regs): Likewise.
4036 * var-tracking.c: Include cselib.h and target.h.
4037 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4039 (micro_operation_type_name): New.
4040 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4041 (struct micro_operation_def): Update comments.
4042 (decl_or_value): New type. Use instead of decls.
4043 (struct emit_note_data_def): Add vars.
4044 (struct attrs_def): Use decl_or_value.
4045 (struct variable_tracking_info_def): Add permp, flooded.
4046 (struct location_chain_def): Update comment.
4047 (struct variable_part_def): Use decl_or_value.
4048 (struct variable_def): Make var_part a variable length array.
4050 (scratch_regs): New.
4051 (cselib_hook_called): New.
4052 (dv_is_decl_p): New.
4053 (dv_is_value_p): New.
4056 (dv_as_opaque): New.
4057 (dv_onepart_p): New.
4059 (IS_DECL_CODE): New.
4060 (check_value_is_not_decl): New.
4061 (dv_from_decl): New.
4062 (dv_from_value): New.
4063 (dv_htab_hash): New.
4064 (variable_htab_hash): Use it.
4065 (variable_htab_eq): Support values.
4066 (variable_htab_free): Free from the right pool.
4067 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4068 (attrs_list_union): Adjust.
4069 (attrs_list_mpdv_union): New.
4070 (tie_break_pointers): New.
4071 (canon_value_cmp): New.
4072 (unshare_variable): Return possibly-modified slot.
4073 (vars_copy_1): Adjust.
4074 (var_reg_decl_set): Adjust. Split out of...
4075 (var_reg_set): ... this.
4076 (get_init_value): Adjust.
4077 (var_reg_delete_and_set): Adjust.
4078 (var_reg_delete): Adjust.
4079 (var_regno_delete): Adjust.
4080 (var_mem_decl_set): Split out of...
4081 (var_mem_set): ... this.
4082 (var_mem_delete_and_set): Adjust.
4083 (var_mem_delete): Adjust.
4087 (variable_union): Adjust. Speed up merge of 1-part vars.
4088 (variable_canonicalize): Use unshared slot.
4089 (VALUED_RECURSED_INTO): New.
4090 (find_loc_in_1pdv): New.
4091 (struct dfset_merge): New.
4092 (insert_into_intersection): New.
4093 (intersect_loc_chains): New.
4095 (canonicalize_loc_order_check): New.
4096 (canonicalize_values_mark): New.
4097 (canonicalize_values_star): New.
4098 (variable_merge_over_cur): New.
4099 (variable_merge_over_src): New.
4100 (dataflow_set_merge): New.
4101 (dataflow_set_equiv_regs): New.
4102 (remove_duplicate_values): New.
4103 (struct dfset_post_merge): New.
4104 (variable_post_merge_new_vals): New.
4105 (variable_post_merge_perm_vals): New.
4106 (dataflow_post_merge_adjust): New.
4107 (find_mem_expr_in_1pdv): New.
4108 (dataflow_set_preserve_mem_locs): New.
4109 (dataflow_set_remove_mem_locs): New.
4110 (dataflow_set_clear_at_call): New.
4111 (onepart_variable_different_p): New.
4112 (variable_different_p): Use it.
4113 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4114 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4116 (track_loc_p): Pass it true.
4117 (struct count_use_info): New.
4118 (find_use_val): New.
4119 (replace_expr_with_values): New.
4121 (use_type): New, partially split out of...
4122 (count_uses): ... this. Count new micro-ops.
4123 (count_uses_1): Adjust.
4124 (count_stores): Adjust.
4125 (count_with_sets): New.
4126 (VAL_NEEDS_RESOLUTION): New.
4127 (VAL_HOLDS_TRACK_EXPR): New.
4128 (VAL_EXPR_IS_COPIED): New.
4129 (VAL_EXPR_IS_CLOBBERED): New.
4130 (add_uses): Adjust. Generate new micro-ops.
4131 (add_uses_1): Adjust.
4132 (add_stores): Generate new micro-ops.
4133 (add_with_sets): New.
4134 (find_src_status): Adjust.
4135 (find_src_set_src): Adjust.
4136 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4137 Handle new micro-ops. Canonicalize value equivalances.
4138 (vt_find_locations): Compute total size of hash tables for
4139 dumping. Perform merge for var-tracking-assignments. Don't
4140 disregard single-block loops.
4141 (dump_attrs_list): Handle decl_or_value.
4142 (dump_variable): Take variable. Deal with decl_or_value.
4143 (dump_variable_slot): New.
4144 (dump_vars): Use it.
4145 (dump_dataflow_sets): Adjust.
4146 (set_slot_part): New, extended to support one-part variables
4147 after splitting out of...
4148 (set_variable_part): ... this.
4149 (clobber_slot_part): New, split out of...
4150 (clobber_variable_part): ... this.
4151 (delete_slot_part): New, split out of...
4152 (delete_variable_part): .... this.
4153 (check_wrap_constant): New.
4154 (vt_expand_loc_callback): New.
4155 (vt_expand_loc): New.
4156 (emit_note_insn_var_location): Adjust. Handle values. Handle
4157 EMIT_NOTE_AFTER_CALL_INSN.
4158 (emit_notes_for_differences_1): Adjust. Handle values.
4159 (emit_notes_for_differences_2): Likewise.
4160 (emit_notes_for_differences): Adjust.
4161 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4162 Adjust. Handle new micro-ops.
4163 (vt_add_function_parameters): Adjust. Create and bind values.
4164 (vt_initialize): Adjust. Initialize scratch_regs and
4165 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4166 operations. Move some code to count_with_sets and add_with_sets.
4167 (delete_debug_insns): New.
4168 (vt_debug_insns_local): New.
4169 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4171 (var_tracking_main): If var-tracking-assignments is enabled
4172 but var-tracking isn't, delete debug insns and leave. Likewise
4173 if we exceed limits or fail the stack adjustments tests, and
4174 after all var-tracking processing.
4175 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4176 (dataflow_set): Add traversed_vars.
4177 (value_chain, const_value_chain): New typedefs.
4178 (value_chain_pool, value_chains): New variables.
4179 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
4180 add_value_chains, add_cselib_value_chains, remove_value_chain,
4181 remove_value_chains, remove_cselib_value_chains): New functions.
4182 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
4183 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
4185 (shared_hash_find_slot_unshare, shared_hash_find_slot,
4186 shared_hash_find_slot_noinsert, shared_hash_find): Update.
4187 (dst_can_be_shared): New variable.
4188 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
4189 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
4190 different from set->vars, look up slot again instead of using the
4192 (dataflow_set_init): Initialize traversed_vars.
4193 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4194 lookup if set->vars is shared. Don't keep slot cleared before
4195 calling unshare_variable. Unshare set->vars if needed. Adjust
4196 unshare_variable callers. Clear dst_can_be_shared if needed.
4197 Even ->refcount == 1 vars must be unshared if set->vars is shared
4198 and var needs to be modified.
4199 (dataflow_set_union): Set traversed_vars during canonicalization.
4200 (VALUE_CHANGED, DECL_CHANGED): Define.
4201 (set_dv_changed, dv_changed_p): New static inlines.
4202 (track_expr_p): Clear DECL_CHANGED.
4203 (dump_dataflow_sets): Set it.
4204 (variable_was_changed): Call set_dv_changed.
4205 (emit_note_insn_var_location): Likewise.
4206 (changed_variables_stack): New variable.
4207 (check_changed_vars_1, check_changed_vars_2): New functions.
4208 (emit_notes_for_changes): Do nothing if changed_variables is
4209 empty. Traverse changed_variables with check_changed_vars_1,
4210 call check_changed_vars_2 on each changed_variables_stack entry.
4211 (emit_notes_in_bb): Add SET argument. Just clear it at the
4212 beginning, use it instead of local &set, don't destroy it at the end.
4213 (vt_emit_notes): Call dataflow_set_clear early on all
4214 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4215 computed set, dataflow_set_clear also VTI(bb)->in when we are
4216 done with the basic block. Initialize changed_variables_stack,
4217 free it afterwards. If ENABLE_CHECKING verify that after noting
4218 differences to an empty set value_chains hash table is empty.
4219 (vt_initialize): Initialize value_chains and value_chain_pool.
4220 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4221 (variable_tracking_main): Call dump_dataflow_sets before calling
4222 vt_emit_notes, not after it.
4223 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4224 (propagate_var_def_into_debug_stmts): Declare.
4225 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4226 (df_set_note): Reject debug insns.
4227 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4228 add notes to debug insns.
4229 (df_note_bb_compute): Adjust. Likewise.
4230 (df_simulate_uses): Skip debug insns.
4231 (df_simulate_initialize_backwards): Likewise.
4232 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4233 (subst_stack_regs_pat): Reject debug insns.
4234 (convert_regs_1): Handle debug insns.
4235 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4236 (print-rtl.o): Depend on cselib.h.
4237 (cselib.o): Depend on TREE_PASS_H.
4238 (var-tracking.o): Depend on cselib.h and TARGET_H.
4239 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4240 (init_ready_list): Skip boundary debug insns.
4241 (add_branch_dependences): Skip debug insns.
4242 (free_block_dependencies): Check for blocks with only debug insns.
4243 (compute_priorities): Likewise.
4244 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4245 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4247 (gimple_build_debug_bind_stat): New.
4248 (empty_body_p): Skip debug stmts.
4249 (gimple_has_side_effects): Likewise.
4250 (gimple_rhs_has_side_effects): Likewise.
4251 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4252 (gimple_build_debug_bind_stat): Declare.
4253 (gimple_build_debug_bind): Define.
4254 (is_gimple_debug): New.
4255 (gimple_debug_bind_p): New.
4256 (gimple_debug_bind_get_var): New.
4257 (gimple_debug_bind_get_value): New.
4258 (gimple_debug_bind_get_value_ptr): New.
4259 (gimple_debug_bind_set_var): New.
4260 (gimple_debug_bind_set_value): New.
4261 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4262 (gimple_debug_bind_reset_value): New.
4263 (gimple_debug_bind_has_value_p): New.
4264 (gsi_next_nondebug): New.
4265 (gsi_prev_nondebug): New.
4266 (gsi_start_nondebug_bb): New.
4267 (gsi_last_nondebug_bb): New.
4268 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4269 (print_insn): Handle DEBUG_INSN.
4270 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4271 of first insn prevail.
4272 (first_stmt): Skip debug stmts.
4273 (first_non_label_stmt): Likewise.
4274 (last_stmt): Likewise.
4275 (has_zero_uses_1): New.
4276 (single_imm_use_1): New.
4277 (verify_gimple_debug): New.
4278 (verify_types_in_gimple_stmt): Handle debug stmts.
4279 (verify_stmt): Likewise.
4280 (debug_loop_num): Skip debug stmts.
4281 (remove_edge_and_dominated_blocks): Remove dominators last.
4282 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4283 (linearize_expr): Likewise.
4284 * config/i386/i386.c (ix86_delegitimize_address): Call
4285 default implementation.
4286 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4287 (group_barrier_needed): Skip debug insns.
4288 (emit_insn_group_barriers): Likewise.
4289 (emit_all_insn_group_barriers): Likewise.
4290 (ia64_variable_issue): Handle debug insns.
4291 (ia64_dfa_new_cycle): Likewise.
4292 (final_emit_insn_group_barriers): Skip debug insns.
4293 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4294 def cfa without frame.
4295 (process_set): Likewise.
4296 (process_for_unwind_directive): Pass frame on.
4297 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4298 (rs6000_delegitimize_address): New.
4299 (rs6000_debug_adjust_cost): Handle debug insns.
4300 (is_microcoded_insn): Likewise.
4301 (is_cracked_insn): Likewise.
4302 (is_nonpipeline_insn): Likewise.
4303 (insn_must_be_first_in_group): Likewise.
4304 (insn_must_be_last_in_group): Likewise.
4305 (force_new_group): Likewise.
4306 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4307 contains only debug insns.
4308 (rtl_merge_blocks): Skip debug insns.
4309 (purge_dead_edges): Likewise.
4310 (rtl_block_ends_with_call_p): Skip debug insns.
4311 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4312 (mark_reg_dependencies): Skip debug insns.
4313 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4314 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4315 * tree-ssa-threadedge.c
4316 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4317 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4318 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4319 (copyprop_hardreg_forward_1): Handle debug insns.
4320 * reload1.c (reload): Skip debug insns. Replace unassigned
4321 pseudos in debug insns with their equivalences.
4322 (eliminate_regs_in_insn): Skip debug insns.
4323 (emit_input_reload_insns): Skip debug insns at first, adjust
4325 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4326 (get_indirect_ref_operands): Pass opf_no_vops on.
4327 (get_expr_operands): Likewise. Skip debug stmts.
4328 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4330 2009-09-01 Richard Henderson <rth@redhat.com>
4332 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4333 stmt_ends_pp_p statements at least once.
4334 * tree-vrp.c (vrp_initialize): Likewise.
4335 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4337 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4340 Fix AIX bootstrap after PR debug/30161
4341 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4342 that is a GNU extension.
4343 (tmpl_value_parm_die_table): Move the definition of this global
4344 outside #ifdef DWARF2_DEBUGGING_INFO region.
4346 2009-09-01 Richard Guenther <rguenther@suse.de>
4348 * tree.c (tree_expr_size): New function.
4349 * tree.h (tree_expr_size): Declare.
4350 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4351 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4352 * langhooks.c (lhd_expr_size): Remove.
4353 * langhooks.h (struct lang_hooks): Remove expr_size.
4354 * explow.c (expr_size): Use tree_expr_size.
4355 (int_expr_size): Likewise.
4356 * langhooks-def.h (lhd_expr_size): Remove.
4357 (LANG_HOOKS_EXPR_SIZE): Likewise.
4358 (LANG_HOOKS_INITIALIZER): Adjust.
4360 2009-09-01 Richard Guenther <rguenther@suse.de>
4362 * tree-flow.h (mark_addressable): Move declaration ...
4363 * tree.h (mark_addressable): ... here.
4364 * stmt.c (expand_asm_operands): Use mark_addressable, not
4365 lang_hooks.mark_addressable.
4366 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4367 LANG_HOOKS_MARK_ADDRESSABLE.
4368 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4369 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4371 2009-08-31 Chris Demetriou <cgd@google.com>
4373 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4374 vectorize if not TARGET_SSE2.
4376 2009-08-31 DJ Delorie <dj@redhat.com>
4378 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4379 registers if no coprocessor is enabled.
4381 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4384 * cgraph.h (cgraph_get_node): Declare ...
4385 * cgraph.c (cgraph_get_node): ... new function.
4386 * dwarf2out.c (gen_generic_params_dies,
4387 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4388 make_ith_pack_parameter_name,
4389 append_entry_to_tmpl_value_parm_die_table,
4390 gen_remaining_tmpl_value_param_die_attribute): New functions.
4391 (gen_subprogram_die): Generate debug info for template parameters
4392 if debug info level is higher than DINFO_LEVEL_TERSE.
4393 Use tree_add_const_value_attribute_for_decl instead of
4394 tree_add_const_value_attribute.
4395 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4396 instead of tree_add_const_value_attribute.
4397 (gen_struct_or_union_type_die): Generate debug
4398 info for template parameters if debug info level is higher than
4400 (tree_add_const_value_attribute): Handle integral and pointer
4401 constants. Update comment.
4402 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4403 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4404 (reference_to_unused): Fix thinko. Remove redundant predicates from
4406 (tree_add_const_value_attribute): Make this work for constant
4408 tree_add_const_value_attribute_for_decl is to be used for variable
4410 (add_location_or_const_value_attribute): Use
4411 tree_add_const_value_attribute_for_decl now.
4412 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4413 DW_TAG_template_value_param DIEs after function DIEs have been
4415 * langhooks.h (lang_hooks_for_types): Add
4416 get_argument_pack_elems.
4417 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4418 (lang_hooks): Added get_innermost_generic_parms,
4419 get_innermost_generic_args.
4420 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4421 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4422 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4423 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4425 2009-08-31 DJ Delorie <dj@redhat.com>
4427 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4428 it once we start generating the prologue or epilogue.
4429 (mep_call_saves_register): If the frame is locked, re-use
4431 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4432 (mep_expand_prologue): Call it.
4433 (mep_expand_epilogue): Likewise.
4434 (mep_start_function): Use the same logic as mep_expand_prologue.
4435 (mep_pass_by_reference): Make logic more readable.
4436 (mep_return_in_memory): Zero-sized objects are passed in memory.
4437 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4439 2009-08-31 Richard Guenther <rguenther@suse.de>
4441 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4442 to query if the memory regions for memmove overlap.
4443 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4444 asserts on pointers, instead deal with odd trees.
4445 (ptr_derefs_may_alias_p): Likewise.
4446 (refs_may_alias_p_1): Constructor bases also never alias.
4448 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4450 * doc/install.texi (Final install): Adjust reference on where to
4451 order printed manuals.
4453 2009-08-30 Olivier Hainque <hainque@adacore.com>
4455 * dwarf2out.c (switch_to_frame_table_section): Move
4456 definition prior to first use.
4458 2009-08-30 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/41186
4461 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4462 (ao_ref_init_from_ptr_and_size): New function.
4463 (ref_maybe_used_by_call_p_1): Be more precise tracking
4464 used ranges for builtin functions.
4465 (ref_maybe_used_by_call_p): Adjust.
4466 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4467 ranges for builtin functions.
4468 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4470 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4473 * fwprop.c (get_reg_use_in): Delete.
4474 (free_load_extend): New function.
4475 (forward_propagate_subreg): Use it.
4477 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4479 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4481 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4484 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4487 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4489 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4490 fini or fini_array section.
4492 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4494 * graphite-dependences.c (graphite_legal_transform_bb): Call
4495 pbb_remove_duplicate_pdrs.
4496 * graphite-poly.c (can_collapse_pdr): Removed.
4497 (pdr_find_duplicate): Removed.
4498 (can_collapse_pdrs): New.
4499 (pbb_remove_duplicate_pdrs): New.
4500 (new_poly_dr): Do not look for duplicates.
4501 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4502 (PBB_PDR_DUPLICATES_REMOVED): New.
4503 (pbb_remove_duplicate_pdrs): Declared.
4505 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4507 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4508 the strides by multiplying by PDR_NB_REFS.
4509 * graphite-poly.c (can_collapse_pdr): New.
4510 (pdr_find_duplicate): New.
4511 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4512 Initialize PDR_NB_REFS.
4513 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4515 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4517 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4520 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4523 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4525 * graphite-dependences.c (pddr_original_scattering): Return NULL
4526 for read-read dependence relations.
4527 * graphite-poly.h (enum poly_dr_type): Fix comment.
4530 (pdr_may_write_p): New.
4532 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4534 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4535 (struct poly_dr): Same.
4536 (new_poly_dr): Same.
4537 * graphite-poly.c (new_poly_dr): Same.
4538 * graphite-dependences.c (dot_deps): Disable call to system.
4540 2009-08-28 Cary Coutant <ccoutant@google.com>
4543 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4544 struct/union/enum types local to a function.
4546 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4547 Sebastian Pop <sebastian.pop@amd.com>
4549 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4550 pbb_strip_mine_time_depth. Changed the implementation so that
4551 transformation is expressed as a transformation on
4552 time (scatttering) dimensions. Also, ensures that the 2d+1
4553 scheduling format is preserved.
4554 (pbb_strip_mine_profitable_p): Profitability is based on the
4555 iteration number of a given time (scattering) dimension,
4556 and not on a original loop depth dimension.
4557 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4558 (pbb_do_strip_mine): Call psct_dynamic_dim.
4559 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4560 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4561 (pbb_nb_dynamic_scattering_transform): New.
4562 (psct_dynamic_dim): New.
4564 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4566 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4567 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4568 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4569 * graphite-interchange.c (build_linearized_memory_access): Same.
4570 (memory_stride_in_loop): Same.
4572 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4574 * graphite-dependences.c (pddr_original_scattering): New.
4575 (graphite_legal_transform_dr): Call pddr_original_scattering.
4578 * graphite-dependences.h (dot_deps): Declared.
4579 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4580 (print_pdr): Print PDR_ID.
4581 * graphite-poly.h (struct poly_dr): Add field id.
4584 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4586 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4588 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4589 not delete the original dependence relation.
4591 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4593 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4594 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4595 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4596 (free_poly_ddr): New.
4597 (pddr_is_empty): New.
4598 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4599 (dependence_polyhedron): Same. Remove useless gcc_assert.
4601 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4602 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4603 * graphite-dependences.h (enum poly_dependence_kind): New.
4604 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4605 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4606 (PDRP_SINK): Renamed PDDR_SINK.
4607 (PDRP_DDP): Renamed PDDR_DDP.
4609 (free_poly_ddr): Declared.
4610 * graphite-poly.c (new_scop): Use the new hash function names.
4611 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4612 into original_pddrs.
4613 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4615 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4617 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4618 bounds with LT_EXPR to make niter analysis more precise on code
4619 generated by Graphite.
4621 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4623 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4624 (graphite_legal_transform_bb): Same.
4625 (poly_drs_may_alias_p): Same.
4627 2009-08-28 Richard Guenther <rguenther@suse.de>
4629 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4631 2009-08-28 Jan Beulich <jbeulich@novell.com>
4633 * config/i386/netware.c: Include langhooks.h.
4634 (i386_nlm_encode_section_info): Simplify.
4635 (netware_override_options): Delete.
4636 * config/i386/netware.h (netware_override_options): Delete
4638 (OVERRIDE_OPTIONS): Delete definition.
4639 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4640 (ASM_COMMENT_START): Define.
4641 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4643 2009-08-28 Jan Beulich <jbeulich@novell.com>
4645 * configure.ac: For in-tree ld, do a plain version check to
4646 determine whether comdat groups are supported.
4647 * configure: Regenerate.
4649 2009-08-28 Olivier Hainque <hainque@adacore.com>
4651 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4652 always defined. Reflect definition or absence of such for
4653 COLLECT_EXPORT_LIST. Readability helper.
4654 (scanfilter): New enum, to help control what symbols
4655 are to be considered or ignored by scan_prog_file.
4656 (enum pass): Rename as "scanpass", moved together with scanfilter
4657 prior to scan_prog_file's prototype.
4658 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4659 Group prototype with the scanpass/scanfilter definitions, factorize
4660 head comments for the several implementations at the prototype.
4661 (main): Reorganize the first pass link control to let AIX
4662 drag only the needed frame tables in executables. Prevent
4663 frame tables collection during the scan aimed at static ctors.
4664 Pre-link and scan for frame tables later to compensate.
4665 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4666 A C statement to issue assembly directives that create a reference
4667 to the given DWARF table identifier label from the current function
4669 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4670 to differentiate first time section entry. Only emit a .data
4671 tables start identifier label the first time around.
4672 (switch_to_frame_table_section): New function. Helper for
4673 output_call_frame_info to switch possibly BACK into the eh_frame
4674 or the debug_frame section depending on FOR_EH.
4675 (output_call_frame_info): Use helper to first enter the proper
4677 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4678 emit a link to the frame table start label from each function
4680 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4681 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4682 * config/rs6000/rs6000-protos.h: Declare it.
4683 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4685 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4687 * config/sh/sh.c (split_branches): Check the result of
4690 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4692 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4693 using -pthread -fopenmp
4695 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4697 * doc/service.texi (service directory): Update URL.
4699 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4701 PR rtl-optimization/40861
4702 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4703 extract word from a multi-word subreg for negative byte positions.
4705 2009-08-27 Tristan Gingold <gingold@adacore.com>
4706 Douglas B Rupp <rupp@gnat.com>
4708 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4709 (SECTION_VMS_OVERLAY): Define.
4710 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4712 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4714 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4715 common_object declarations.
4716 (ia64_section_type_flags): Set section flag for common_object.
4717 * config/ia64/ia64-protos.h
4718 (ia64_vms_output_aligned_decl_common): Declare.
4719 (ia64_vms_elf_asm_named_section): Declare.
4721 2009-08-27 Michael Matz <matz@suse.de>
4723 * expr.c (expand_expr_real_2): New function taking exploded
4724 unary or binary expression, split out from ...
4725 (expand_expr_real_1): ... here. Move over all unary/binary
4726 switch parts to above function, in particular these codes:
4727 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4728 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4729 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4730 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4731 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4732 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4733 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4734 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4735 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4736 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4737 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4738 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4739 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4740 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4741 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4742 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4743 VEC_PACK_FIX_TRUNC_EXPR.
4744 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4747 2009-08-27 Richard Guenther <rguenther@suse.de>
4749 * gengtype.c (main): Handle uint64_t.
4750 * ipa-utils.c (get_base_var): Indent properly.
4751 * tree-ssa-live.c (debug_scope_block): New function.
4752 * tree-flow.h (debug_scope_block): Declare.
4753 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4754 * basic-block.h (enum profile_status): Rename to
4755 enum profile_status_d.
4756 (x_profile_status): Adjust type.
4758 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4761 * dwarf2out.c (get_context_die): Declare this static function.
4762 (gen_type_die_with_usage): Make sure a DIE is a generated for
4763 the context of a typedef.
4765 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4767 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4770 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4772 * config/mips/mips-protos.h (mips_output_sync): Declare.
4773 (mips_sync_loop_insns): Likewise.
4774 (mips_output_sync_loop): Replace first two parameters with an rtx.
4775 * config/mips/mips.c (mips_multi_member): New structure.
4776 (mips_multi_members): New variable.
4777 (mips_multi_start): New function.
4778 (mips_multi_add): Likewise.
4779 (mips_multi_add_insn): Likewise.
4780 (mips_multi_add_label): Likewise.
4781 (mips_multi_last_index): Likewise.
4782 (mips_multi_copy_insn): Likewise.
4783 (mips_multi_set_operand): Likewise.
4784 (mips_multi_write): Likewise.
4785 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4786 (mips_init_print_operand_punct): Update accordingly.
4787 (mips_start_ll_sc_sync_block): New function.
4788 (mips_end_ll_sc_sync_block): Likewise.
4789 (mips_output_sync): Likewise.
4790 (mips_sync_insn1_template): Likewise.
4791 (mips_sync_insn2_template): Likewise.
4792 (mips_get_sync_operand): Likewise.
4793 (mips_process_sync_loop): Likewise.
4794 (mips_output_sync_loop): Use mips_process_sync_loop.
4795 (mips_sync_loop_insns): New function.
4796 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4797 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4798 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4799 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4800 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4801 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4802 (MIPS_SYNC_OLD_OP_12): Likewise.
4803 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4804 (MIPS_SYNC_NEW_OP_12): Likewise.
4805 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4806 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4807 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4808 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4809 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4810 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4811 * config/mips/mips.md (sync_mem): New attribute.
4812 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4813 (sync_exclusive_mask, sync_required_oldval): Likewise.
4814 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4815 (sync_release_barrier): Likewise.
4816 (length): Handle sync loops.
4817 (sync): Use mips_output_sync.
4818 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4819 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4820 and use mips_output_sync_loop.
4821 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4822 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4823 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4824 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4825 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4826 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4827 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4828 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4829 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4831 2009-08-26 Richard Guenther <rguenther@suse.de>
4834 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4835 the types to not match.
4836 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4838 * tree-ssa.c (useless_type_conversion_p): Conversions to
4839 pointers to unprototyped functions are useless.
4841 2009-08-26 Richard Guenther <rguenther@suse.de>
4843 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4844 whole-program condition, prepare to be called for non-globals.
4845 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4846 params build a representative with known type and track its fields.
4848 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4850 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4851 clearing by a taken branch.
4852 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4853 effectively after bbro pass.
4854 (sync_nand<mode>): Ditto.
4855 (sync_old_<fetchop_name><mode>): Ditto.
4856 (sync_old_nand<mode>): Ditto.
4857 (sync_new_<fetchop_name><mode>): Dito.
4858 (sync_new_nand<mode>): Ditto.
4859 (sync_compare_and_swap<mode>_1): Ditto.
4860 (*sync_compare_and_swap<mode>): Ditto.
4861 (sync_lock_test_and_set<mode>_1): Ditto.
4862 ("sync_lock_test_and_set<mode>): Ditto.
4864 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4866 * hwint.h (HOST_LONG_FORMAT): New macro
4867 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4868 Use HOST_PTR_PRINTF.
4869 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4870 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4871 (HOST_PTR_PRINTF): Document.
4873 2009-08-25 Jan Hubicka <jh@suse.cz>
4875 * config/i386/bmmintrin.h: Replace by #error.
4878 Michael Meissner <michael.meissner@amd.com>
4879 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4880 Tony Linthicum <tony.linthicum@amd.com>
4882 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4883 (TARGET_ROUND): New macro for the round/ptest instructions which
4884 are shared between SSE4.1 and SSE5.
4885 (OPTION_MASK_ISA_ROUND): Ditto.
4886 (OPTION_ISA_ROUND): Ditto.
4887 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4888 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4890 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4891 (-mfused-madd): New switch to give users control over whether the
4892 compiler optimizes to use the multiply/add SSE5 instructions.
4894 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4895 (ix86_handle_option): Turn off 3dnow if -msse5.
4896 (override_options): Add SSE5 support.
4897 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4899 (ix86_expand_sse_movcc): Add SSE5 support.
4900 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4901 vector type to the next largest size.
4902 (ix86_expand_sse5_pack): New function to use pperm to pack a
4903 vector type to the next smallest size.
4904 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4905 (IX86_BUILTIN_FMADDSD): Ditto.
4906 (IX86_BUILTIN_FMADDPS): Ditto.
4907 (IX86_BUILTIN_FMADDPD): Ditto.
4908 (IX86_BUILTIN_FMSUBSS): Ditto.
4909 (IX86_BUILTIN_FMSUBSD): Ditto.
4910 (IX86_BUILTIN_FMSUBPS): Ditto.
4911 (IX86_BUILTIN_FMSUBPD): Ditto.
4912 (IX86_BUILTIN_FNMADDSS): Ditto.
4913 (IX86_BUILTIN_FNMADDSD): Ditto.
4914 (IX86_BUILTIN_FNMADDPS): Ditto.
4915 (IX86_BUILTIN_FNMADDPD): Ditto.
4916 (IX86_BUILTIN_FNMSUBSS): Ditto.
4917 (IX86_BUILTIN_FNMSUBSD): Ditto.
4918 (IX86_BUILTIN_FNMSUBPS): Ditto.
4919 (IX86_BUILTIN_FNMSUBPD): Ditto.
4920 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4921 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4922 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4923 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4924 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4925 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4926 (IX86_BUILTIN_PPERM): Ditto.
4927 (IX86_BUILTIN_PERMPS): Ditto.
4928 (IX86_BUILTIN_PERMPD): Ditto.
4929 (IX86_BUILTIN_PMACSSWW): Ditto.
4930 (IX86_BUILTIN_PMACSWW): Ditto.
4931 (IX86_BUILTIN_PMACSSWD): Ditto.
4932 (IX86_BUILTIN_PMACSWD): Ditto.
4933 (IX86_BUILTIN_PMACSSDD): Ditto.
4934 (IX86_BUILTIN_PMACSDD): Ditto.
4935 (IX86_BUILTIN_PMACSSDQL): Ditto.
4936 (IX86_BUILTIN_PMACSSDQH): Ditto.
4937 (IX86_BUILTIN_PMACSDQL): Ditto.
4938 (IX86_BUILTIN_PMACSDQH): Ditto.
4939 (IX86_BUILTIN_PMADCSSWD): Ditto.
4940 (IX86_BUILTIN_PMADCSWD): Ditto.
4941 (IX86_BUILTIN_PHADDBW): Ditto.
4942 (IX86_BUILTIN_PHADDBD): Ditto.
4943 (IX86_BUILTIN_PHADDBQ): Ditto.
4944 (IX86_BUILTIN_PHADDWD): Ditto.
4945 (IX86_BUILTIN_PHADDWQ): Ditto.
4946 (IX86_BUILTIN_PHADDDQ): Ditto.
4947 (IX86_BUILTIN_PHADDUBW): Ditto.
4948 (IX86_BUILTIN_PHADDUBD): Ditto.
4949 (IX86_BUILTIN_PHADDUBQ): Ditto.
4950 (IX86_BUILTIN_PHADDUWD): Ditto.
4951 (IX86_BUILTIN_PHADDUWQ): Ditto.
4952 (IX86_BUILTIN_PHADDUDQ): Ditto.
4953 (IX86_BUILTIN_PHSUBBW): Ditto.
4954 (IX86_BUILTIN_PHSUBWD): Ditto.
4955 (IX86_BUILTIN_PHSUBDQ): Ditto.
4956 (IX86_BUILTIN_PROTB): Ditto.
4957 (IX86_BUILTIN_PROTW): Ditto.
4958 (IX86_BUILTIN_PROTD): Ditto.
4959 (IX86_BUILTIN_PROTQ): Ditto.
4960 (IX86_BUILTIN_PROTB_IMM): Ditto.
4961 (IX86_BUILTIN_PROTW_IMM): Ditto.
4962 (IX86_BUILTIN_PROTD_IMM): Ditto.
4963 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4964 (IX86_BUILTIN_PSHLB): Ditto.
4965 (IX86_BUILTIN_PSHLW): Ditto.
4966 (IX86_BUILTIN_PSHLD): Ditto.
4967 (IX86_BUILTIN_PSHLQ): Ditto.
4968 (IX86_BUILTIN_PSHAB): Ditto.
4969 (IX86_BUILTIN_PSHAW): Ditto.
4970 (IX86_BUILTIN_PSHAD): Ditto.
4971 (IX86_BUILTIN_PSHAQ): Ditto.
4972 (IX86_BUILTIN_FRCZSS): Ditto.
4973 (IX86_BUILTIN_FRCZSD): Ditto.
4974 (IX86_BUILTIN_FRCZPS): Ditto.
4975 (IX86_BUILTIN_FRCZPD): Ditto.
4976 (IX86_BUILTIN_CVTPH2PS): Ditto.
4977 (IX86_BUILTIN_CVTPS2PH): Ditto.
4978 (IX86_BUILTIN_COMEQSS): Ditto.
4979 (IX86_BUILTIN_COMNESS): Ditto.
4980 (IX86_BUILTIN_COMLTSS): Ditto.
4981 (IX86_BUILTIN_COMLESS): Ditto.
4982 (IX86_BUILTIN_COMGTSS): Ditto.
4983 (IX86_BUILTIN_COMGESS): Ditto.
4984 (IX86_BUILTIN_COMUEQSS): Ditto.
4985 (IX86_BUILTIN_COMUNESS): Ditto.
4986 (IX86_BUILTIN_COMULTSS): Ditto.
4987 (IX86_BUILTIN_COMULESS): Ditto.
4988 (IX86_BUILTIN_COMUGTSS): Ditto.
4989 (IX86_BUILTIN_COMUGESS): Ditto.
4990 (IX86_BUILTIN_COMORDSS): Ditto.
4991 (IX86_BUILTIN_COMUNORDSS): Ditto.
4992 (IX86_BUILTIN_COMFALSESS): Ditto.
4993 (IX86_BUILTIN_COMTRUESS): Ditto.
4994 (IX86_BUILTIN_COMEQSD): Ditto.
4995 (IX86_BUILTIN_COMNESD): Ditto.
4996 (IX86_BUILTIN_COMLTSD): Ditto.
4997 (IX86_BUILTIN_COMLESD): Ditto.
4998 (IX86_BUILTIN_COMGTSD): Ditto.
4999 (IX86_BUILTIN_COMGESD): Ditto.
5000 (IX86_BUILTIN_COMUEQSD): Ditto.
5001 (IX86_BUILTIN_COMUNESD): Ditto.
5002 (IX86_BUILTIN_COMULTSD): Ditto.
5003 (IX86_BUILTIN_COMULESD): Ditto.
5004 (IX86_BUILTIN_COMUGTSD): Ditto.
5005 (IX86_BUILTIN_COMUGESD): Ditto.
5006 (IX86_BUILTIN_COMORDSD): Ditto.
5007 (IX86_BUILTIN_COMUNORDSD): Ditto.
5008 (IX86_BUILTIN_COMFALSESD): Ditto.
5009 (IX86_BUILTIN_COMTRUESD): Ditto.
5010 (IX86_BUILTIN_COMEQPS): Ditto.
5011 (IX86_BUILTIN_COMNEPS): Ditto.
5012 (IX86_BUILTIN_COMLTPS): Ditto.
5013 (IX86_BUILTIN_COMLEPS): Ditto.
5014 (IX86_BUILTIN_COMGTPS): Ditto.
5015 (IX86_BUILTIN_COMGEPS): Ditto.
5016 (IX86_BUILTIN_COMUEQPS): Ditto.
5017 (IX86_BUILTIN_COMUNEPS): Ditto.
5018 (IX86_BUILTIN_COMULTPS): Ditto.
5019 (IX86_BUILTIN_COMULEPS): Ditto.
5020 (IX86_BUILTIN_COMUGTPS): Ditto.
5021 (IX86_BUILTIN_COMUGEPS): Ditto.
5022 (IX86_BUILTIN_COMORDPS): Ditto.
5023 (IX86_BUILTIN_COMUNORDPS): Ditto.
5024 (IX86_BUILTIN_COMFALSEPS): Ditto.
5025 (IX86_BUILTIN_COMTRUEPS): Ditto.
5026 (IX86_BUILTIN_COMEQPD): Ditto.
5027 (IX86_BUILTIN_COMNEPD): Ditto.
5028 (IX86_BUILTIN_COMLTPD): Ditto.
5029 (IX86_BUILTIN_COMLEPD): Ditto.
5030 (IX86_BUILTIN_COMGTPD): Ditto.
5031 (IX86_BUILTIN_COMGEPD): Ditto.
5032 (IX86_BUILTIN_COMUEQPD): Ditto.
5033 (IX86_BUILTIN_COMUNEPD): Ditto.
5034 (IX86_BUILTIN_COMULTPD): Ditto.
5035 (IX86_BUILTIN_COMULEPD): Ditto.
5036 (IX86_BUILTIN_COMUGTPD): Ditto.
5037 (IX86_BUILTIN_COMUGEPD): Ditto.
5038 (IX86_BUILTIN_COMORDPD): Ditto.
5039 (IX86_BUILTIN_COMUNORDPD): Ditto.
5040 (IX86_BUILTIN_COMFALSEPD): Ditto.
5041 (IX86_BUILTIN_COMTRUEPD): Ditto.
5042 (IX86_BUILTIN_PCOMEQUB): Ditto.
5043 (IX86_BUILTIN_PCOMNEUB): Ditto.
5044 (IX86_BUILTIN_PCOMLTUB): Ditto.
5045 (IX86_BUILTIN_PCOMLEUB): Ditto.
5046 (IX86_BUILTIN_PCOMGTUB): Ditto.
5047 (IX86_BUILTIN_PCOMGEUB): Ditto.
5048 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5049 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5050 (IX86_BUILTIN_PCOMEQUW): Ditto.
5051 (IX86_BUILTIN_PCOMNEUW): Ditto.
5052 (IX86_BUILTIN_PCOMLTUW): Ditto.
5053 (IX86_BUILTIN_PCOMLEUW): Ditto.
5054 (IX86_BUILTIN_PCOMGTUW): Ditto.
5055 (IX86_BUILTIN_PCOMGEUW): Ditto.
5056 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5057 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5058 (IX86_BUILTIN_PCOMEQUD): Ditto.
5059 (IX86_BUILTIN_PCOMNEUD): Ditto.
5060 (IX86_BUILTIN_PCOMLTUD): Ditto.
5061 (IX86_BUILTIN_PCOMLEUD): Ditto.
5062 (IX86_BUILTIN_PCOMGTUD): Ditto.
5063 (IX86_BUILTIN_PCOMGEUD): Ditto.
5064 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5065 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5066 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5067 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5068 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5069 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5070 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5071 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5072 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5073 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5074 (IX86_BUILTIN_PCOMEQB): Ditto.
5075 (IX86_BUILTIN_PCOMNEB): Ditto.
5076 (IX86_BUILTIN_PCOMLTB): Ditto.
5077 (IX86_BUILTIN_PCOMLEB): Ditto.
5078 (IX86_BUILTIN_PCOMGTB): Ditto.
5079 (IX86_BUILTIN_PCOMGEB): Ditto.
5080 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5081 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5082 (IX86_BUILTIN_PCOMEQW): Ditto.
5083 (IX86_BUILTIN_PCOMNEW): Ditto.
5084 (IX86_BUILTIN_PCOMLTW): Ditto.
5085 (IX86_BUILTIN_PCOMLEW): Ditto.
5086 (IX86_BUILTIN_PCOMGTW): Ditto.
5087 (IX86_BUILTIN_PCOMGEW): Ditto.
5088 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5089 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5090 (IX86_BUILTIN_PCOMEQD): Ditto.
5091 (IX86_BUILTIN_PCOMNED): Ditto.
5092 (IX86_BUILTIN_PCOMLTD): Ditto.
5093 (IX86_BUILTIN_PCOMLED): Ditto.
5094 (IX86_BUILTIN_PCOMGTD): Ditto.
5095 (IX86_BUILTIN_PCOMGED): Ditto.
5096 (IX86_BUILTIN_PCOMFALSED): Ditto.
5097 (IX86_BUILTIN_PCOMTRUED): Ditto.
5098 (IX86_BUILTIN_PCOMEQQ): Ditto.
5099 (IX86_BUILTIN_PCOMNEQ): Ditto.
5100 (IX86_BUILTIN_PCOMLTQ): Ditto.
5101 (IX86_BUILTIN_PCOMLEQ): Ditto.
5102 (IX86_BUILTIN_PCOMGTQ): Ditto.
5103 (IX86_BUILTIN_PCOMGEQ): Ditto.
5104 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5105 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5106 (enum multi_arg_type): New enum for describing the various SSE5
5107 intrinsic argument types.
5108 (bdesc_multi_arg): New table for SSE5 intrinsics.
5109 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5110 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5112 (ix86_expand_builtin): Add SSE5 intrinsic support.
5113 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5114 operand instructions.
5115 (ix86_expand_sse5_multiple_memory): New function to split the
5116 second memory reference from SSE5 instructions.
5117 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5118 (ix86_return_pops_args): Use stdarg_p to determine if the function
5119 has variable arguments.
5120 (ix86_setup_incoming_varargs): Ditto.
5121 (x86_this_parameter): Ditto.
5123 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5125 (ix86_expand_sse5_pack): Ditto.
5126 (ix86_sse5_valid_op_p): Ditto.
5127 (ix86_expand_sse5_multiple_memory): Ditto.
5129 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5130 constant for SSE5 support.
5131 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5132 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5133 (UNSPEC_SSE5_PERMUTE): Ditto.
5134 (UNSPEC_SSE5_ASHIFT): Ditto.
5135 (UNSPEC_SSE5_LSHIFT): Ditto.
5136 (UNSPEC_FRCZ): Ditto.
5137 (UNSPEC_CVTPH2PS): Ditto.
5138 (UNSPEC_CVTPS2PH): Ditto.
5139 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5141 (COM_FALSE_S): Ditto.
5142 (COM_FALSE_P): Ditto.
5143 (COM_TRUE_S): Ditto.
5144 (COM_TRUE_P): Ditto.
5145 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5146 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5148 (memory attribute): Ditto.
5149 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5150 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5151 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5152 (floor<mode>2): Ditto.
5153 (ceil<mode>2): Ditto.
5154 (btrunc<mode>2): Ditto.
5155 (nearbyintdf2): Ditto.
5156 (nearbyintsf2): Ditto.
5157 (sse_setccsf): Disable if SSE5.
5158 (sse_setccdf): Ditto.
5159 (sse5_setcc<mode>): New support for SSE5 conditional move.
5160 (sse5_pcmov_<mode>): Ditto.
5162 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5164 (SSEMODEF2P): Ditto.
5165 (ssemodesuffixf4): New mode attribute for SSE5.
5166 (ssemodesuffixf2s): Ditto.
5167 (ssemodesuffixf2c): Ditto.
5168 (sserotatemax): Ditto.
5169 (ssescalarmode): Ditto.
5170 (sse_maskcmpv4sf3): Disable if SSE5.
5171 (sse_maskcmpv2df3): Ditto.
5172 (sse_vmmaskcmpv4sf3): Ditto.
5173 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5174 (sse5_vmfmadd<mode>4): Ditto.
5175 (sse5_fmsub<mode>4): Ditto.
5176 (sse5_vmfmsub<mode>4): Ditto.
5177 (sse5_fnmadd<mode>4): Ditto.
5178 (sse5_vmfnmadd<mode>4): Ditto.
5179 (sse5_fnmsub<mode>4): Ditto.
5180 (sse5_vmfnmsub<mode>4): Ditto.
5181 (sse5i_fmadd<mode>4): Ditto.
5182 (sse5i_fmsub<mode>4): Ditto.
5183 (sse5i_fnmadd<mode>4): Ditto.
5184 (sse5i_fnmsub<mode>4): Ditto.
5185 (sse5i_vmfmadd<mode>4): Ditto.
5186 (sse5i_vmfmsub<mode>4): Ditto.
5187 (sse5i_vmfnmadd<mode>4): Ditto.
5188 (sse5i_vmfnmsub<mode>4): Ditto.
5189 (mulv16qi3): Add SSE5 support.
5191 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5192 (sse2_mulv4si3): Disable if SSE5.
5193 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5194 (sse4_1_roundps): Ditto.
5195 (sse4_1_roundsd): Ditto.
5196 (sse4_1_roundss): Ditto.
5197 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5199 (sse_maskcmpsf3): Ditto.
5200 (sse_vmmaskcmpv4sf3): Ditto.
5201 (sse2_maskcmpv2df3): Ditto.
5202 (sse2_maskcmpdf3): Ditto.
5203 (sse2_vmmaskcmpv2df3): Ditto.
5204 (sse2_eq<mode>3): Ditto.
5205 (sse2_gt<mode>3): Ditto.
5206 (sse5_pcmov_<mode>): Add SSE5 support.
5207 (vec_unpacku_hi_v16qi): Ditto.
5208 (vec_unpacks_hi_v16qi): Ditto.
5209 (vec_unpacku_lo_v16qi): Ditto.
5210 (vec_unpacks_lo_v16qi): Ditto.
5211 (vec_unpacku_hi_v8hi): Ditto.
5212 (vec_unpacks_hi_v8hi): Ditto.
5213 (vec_unpacku_lo_v8hi): Ditto.
5214 (vec_unpacks_lo_v8hi): Ditto.
5215 (vec_unpacku_hi_v4si): Ditto.
5216 (vec_unpacks_hi_v4si): Ditto.
5217 (vec_unpacku_lo_v4si): Ditto.
5218 (vec_unpacks_lo_v4si): Ditto.
5219 (sse5_pmacsww): New SSE5 intrinsic insn.
5220 (sse5_pmacssww): Ditto.
5221 (sse5_pmacsdd): Ditto.
5222 (sse5_pmacssdd): Ditto.
5223 (sse5_pmacssdql): Ditto.
5224 (sse5_pmacssdqh): Ditto.
5225 (sse5_pmacsdqh): Ditto.
5226 (sse5_pmacsswd): Ditto.
5227 (sse5_pmacswd): Ditto.
5228 (sse5_pmadcsswd): Ditto.
5229 (sse5_pmadcswd): Ditto.
5230 (sse5_pcmov_<move>): Conditional move support on SSE5.
5231 (sse5_phaddbw): New SSE5 intrinsic insn.
5232 (sse5_phaddbd): Ditto.
5233 (sse5_phaddbq): Ditto.
5234 (sse5_phaddwd): Ditto.
5235 (sse5_phaddwq): Ditto.
5236 (sse5_phadddq): Ditto.
5237 (sse5_phaddubw): Ditto.
5238 (sse5_phaddubd): Ditto.
5239 (sse5_phaddubq): Ditto.
5240 (sse5_phadduwd): Ditto.
5241 (sse5_phadduwq): Ditto.
5242 (sse5_phaddudq): Ditto.
5243 (sse5_phsubbw): Ditto.
5244 (sse5_phsubwd): Ditto.
5245 (sse5_phsubdq): Ditto.
5246 (sse5_pperm): Ditto.
5247 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5248 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5249 (sse5_pperm_sign_v8hi_v4si): Ditto.
5250 (sse5_pperm_zero_v8hi_v4si): Ditto.
5251 (sse5_pperm_sign_v4si_v2di): Ditto.
5252 (sse5_pperm_sign_v4si_v2di): Ditto.
5253 (sse5_pperm_pack_v2di_v4si): Ditto.
5254 (sse5_pperm_pack_v4si_v8hi): Ditto.
5255 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5256 (sse5_perm<mode>): New SSE5 intrinsic insn.
5257 (rotl<mode>3): Ditto.
5258 (sse5_rotl<mode>3): Ditto.
5259 (sse5_ashl<mode>3): Ditto.
5260 (sse5_lshl<mode>3): Ditto.
5261 (sse5_frcz<mode>2): Ditto.
5262 (sse5s_frcz<mode>2): Ditto.
5263 (sse5_cvtph2ps): Ditto.
5264 (sse5_cvtps2ph): Ditto.
5265 (sse5_vmmaskcmp<mode>3): Ditto.
5266 (sse5_com_tf<mode>3): Ditto.
5267 (sse5_maskcmp<mode>3): Ditto.
5268 (sse5_maskcmp_uns<mode>3): Ditto.
5269 (sse5_maskcmp_uns2<mode>3): Ditto.
5270 (sse5_pcom_tf<mode>3): Ditto.
5272 * config/i386/predicates.md (sse5_comparison_float_operator):
5273 New predicate to match the comparison operators supported by
5274 the SSE5 com instruction.
5275 (ix86_comparison_int_operator): New predicate to match just the
5276 signed int comparisons.
5277 (ix86_comparison_uns_operator): New predicate to match just the
5278 unsigned int comparisons.
5280 * doc/invoke.texi (-msse5): Add documentation.
5281 (-mfused-madd): Ditto.
5283 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5285 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5287 (x86_64-*-*): Ditto.
5289 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5291 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5292 intrinisics for SSE5.
5294 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5297 * config/i386/mmintrin-common.h: New file, to contain common
5298 instructions between SSE4.1 and SSE5.
5300 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5301 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5302 (gen_regparm_prefix): Ditto.
5304 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5305 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5306 prototype_p to determine if a function is prototyped.
5308 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5310 * c-common.c (c_common_reswords) add the alignof keyword,
5311 with same RID as __alignof and __alignof__
5313 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5315 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5316 * hooks.c (hook_bool_const_int_const_int_true): New function.
5317 * target.h (struct gcc_target): Add can_eliminate field.
5318 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5319 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5320 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5321 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5322 (elim_table): Revise comment.
5323 * system.h (CAN_ELIMINATE): Poison.
5324 * defaults.h (CAN_ELIMINATE): Remove.
5325 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5327 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5328 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5330 (alpha_vms_can_eliminate): Declare as static, change return type to
5332 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5334 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5335 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5336 (arm_can_eliminate): New function.
5338 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5339 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5340 (avr_can_eliminate): Declare as static.
5341 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5343 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5344 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5345 (bfin_can_eliminate): New function.
5347 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5348 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5349 (crx_can_eliminate): New function.
5351 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5352 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5353 (fr30_can_eliminate): New function.
5355 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5356 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5357 (frv_can_eliminate): New function.
5359 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5360 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5361 (h8300_can_eliminate): New function.
5363 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5364 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5365 (i386_can_eliminate): Declare as static, change return type to bool.
5366 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5368 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5369 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5370 (ia64_can_eliminate): New function.
5372 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5373 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5374 (iq2000_can_eliminate): New function.
5376 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5377 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5378 (m32r_can_eliminate): New function.
5380 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5381 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5382 (m68hc11_can_eliminate): New function.
5384 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5385 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5386 (m68k_can_eliminate): New function.
5388 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5389 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5390 (mep_can_eliminate): New function.
5392 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5393 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5394 (mips_can_eliminate): New function.
5396 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5397 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5398 (rs6000_can_eliminate): New function.
5400 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5401 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5402 (s390_can_eliminate): Declare as static.
5403 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5405 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5406 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5407 (score_can_eliminate): New function.
5409 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5410 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5411 (sparc_can_eliminate): Declare as static.
5412 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5414 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5415 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5416 (xstormy16_can_eliminate): New function.
5418 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5419 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5420 (v850_can_eliminate): New function.
5422 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5424 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5425 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5426 (*movdfcc_ext[1234]): Disable for IEEE mode.
5428 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5430 * gimplify.c (prepare_gimple_addressable): New static function.
5431 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5433 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5434 manually fiddling with it.
5436 2009-08-25 Michael Matz <matz@suse.de>
5438 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5439 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5441 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5442 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5443 (do_jump): Split out code for simple binary comparisons into ...
5444 (do_jump_1): ... this, taking the individual operands and code.
5445 Change callers to helper function above accordingly.
5446 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5449 2009-08-25 Michael Matz <matz@suse.de>
5451 * expr.h (struct separate_ops, sepops): New type for passing
5452 around an exploded simple expression.
5453 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5454 Use this structure instead of expression tree.
5455 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5456 expression, only its type.
5457 (expand_vec_cond_expr): Take type and individual operands instead
5459 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5460 expand_vec_shift_expr): Change prototype accordingly.
5461 * tree-vect-stmts.c (vectorizable_condition): Change call of
5462 expand_vec_cond_expr_p to pass only type.
5463 * expr.c (do_store_flags): Change prototype and implementation
5464 to take an exploded expression.
5465 (expand_expr_real_1): New local ops initialized with details
5466 of the full expression. Use it instead of full
5467 expression in calls to do_store_flags, expand_vec_cond_expr,
5468 expand_widen_pattern_expr and expand_vec_shift_expr.
5470 2009-08-25 Michael Matz <matz@suse.de>
5472 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5473 treeop2 initialized with first three operands of the full expression.
5474 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5476 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5478 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5479 (__gthread_objc_condition_allocate): Mark arguments as unused.
5480 (__gthread_objc_condition_deallocate): Likewise.
5481 (__gthread_objc_condition_wait): Likewise.
5482 (__gthread_objc_condition_broadcast): Likewise.
5483 (__gthread_objc_condition_signal): Likewise.
5484 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5485 (__gthread_objc_thread_id): Likewise.
5487 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5490 * tree-pretty-print.c (print_call_name): Print the correct call name
5491 for procedure pointer components.
5493 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5495 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5496 default_promote_function_mode when not VMS.
5498 2009-08-24 Olivier Hainque <hainque@adacore.com>
5500 * convert.c (convert_to_integer): Don't assume an input pointer is
5501 POINTER_SIZE wide. Fetch from the type instead.
5503 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5505 * configure.ac (AC_PREREQ): Bump to 2.64.
5507 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5509 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5510 (process_command): Don't search standard_exec_prefix_1 and
5511 standard_exec_prefix_2.
5513 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5515 * config/arm/arm.c (output_return_instruction): Handle for
5518 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5520 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5522 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5524 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5525 (*arm_movdf_vfp): Likewise.
5527 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5529 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5530 (vashr<mode>3): Rename from ashr<mode>3.
5531 (vlshr<mode>3): Rename from lshr<mode>3.
5533 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5536 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5537 (check_format_info_main): Use scalar_identify_flag.
5538 (check_format_types): Check for scalar size identity if
5539 scalar_identify_flag is set.
5540 (printf_length_specs): Extend by new field.
5541 (asm_fprintf_length_specs): Likewise.
5542 (gcc_diag_length_specs): Likewise.
5543 (scanf_length_specs): Likewise.
5544 (strfmon_length_specs): Likewise.
5545 (gcc_gfc_length_specs): Likewise.
5546 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5547 (ms_printf_flag_specs): Likewise.
5548 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5550 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5553 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5554 (*call_value_pop_1): Ditto.
5555 (*sibcall_pop_1): New insn pattern.
5556 (*sibcall_value_pop_1): Ditto.
5558 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5561 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5564 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5567 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5568 (get_reg_use_in): New function.
5569 (forward_propagate_subreg): Propagate through subreg of zero_extend
5572 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5574 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5575 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5577 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5579 * configure.ac: Remove --with-datarootdir, --with-docdir,
5580 --with-htmldir switches. No need to call AC_SUBST for
5581 datarootdir, docdir, htmldir any more.
5582 * configure: Regenerate.
5583 * doc/install.texi (Configuration): Document --datarootdir,
5584 --docdir, --htmldir, --pdfdir; update documentation for
5585 --infodir, --mandir.
5586 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5589 * aclocal.m4: Regenerate.
5590 * config.in: Regenerate.
5591 * configure: Regenerate.
5593 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5594 Olivier Hainque <hainque@adacore.com>
5596 * config/ia64/ia64.c: Include libfuncs.h.
5597 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5598 (ia64_expand_call): Use reg 25 on VMS.
5599 (ia64_initialize_trampoline): Fix for VMS ABI.
5600 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5601 (ia64_function_arg): Initialize reg 25 on VMS.
5602 Fix OpenVMS ABI issues for varargs.
5603 For OpenVMS, emit the Argument Information register set in the
5604 incoming/sibcall case as well.
5605 (ia64_arg_type): New function.
5606 (ia64_function_arg_advance): Keep track of cum->words.
5607 Fix OpenVMS ABI issues for varargs.
5608 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5609 (ia64_override_options): Set flag_no_common on VMS.
5610 (ia64_init_builtins): Disable FWRITE builtin.
5611 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5612 (ia64_vms_init_libfuncs): Add decc$ routines.
5613 (ia64_vms_valid_pointer_mode): New function.
5614 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5615 (ia64_promote_function_mode): New function
5616 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5617 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5618 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5619 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5620 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5621 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5622 Suppress trailing '#' if VALUE is numeric.
5623 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5624 ia64_promote_function_mode.
5625 (TARGET_VALID_POINTER_MODE): Define.
5627 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5630 * config/rs6000/rs6000.c (rs6000_override_options): Use
5631 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5634 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5635 reporting of vector + decimal/boolean/complex error.
5637 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5639 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5640 __vector double TYPE_DECL.
5642 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5644 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5645 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5646 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5647 to pointer to enum machine_mode. Update all callers as needed.
5649 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5651 * config/alpha/alpha.md (exception_receiver): Emit alternative
5652 GP load sequence if flag_reorder_blocks_and_partition is set.
5653 (*exception_receiver_2): Also enable when
5654 flag_reorder_blocks_and_partition is set.
5656 2009-08-20 Matt Rice <ratmice@gmail.com>
5657 Diego Novillo <dnovillo@google.com>
5659 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5662 2009-08-20 Richard Guenther <rguenther@suse.de>
5664 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5665 * c-tree.h (c_dup_lang_specific_decl): Remove.
5666 (struct lang_decl, struct lang_type): Move definitions ...
5667 * c-lang.h: ... here. New file.
5668 * c-decl.c: Include c-lang.h.
5669 (c_dup_lang_specific_decl): Remove.
5670 * c-typeck.c: Include c-lang.h.
5671 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5672 (c-typeck.o): Likewise.
5673 * c-config-lang.in (gtfiles): Add c-lang.h.
5674 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5677 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5679 * config/alpha/alpha.c (alpha_end_function): Do not clear
5680 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5681 this is now handled in generic code.
5683 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5685 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5686 (s390_z10_fix_long_loop_prediction): New function.
5687 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5688 (s390_reorg): Walk over the INSNs and invoke
5689 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5691 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5693 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5694 "*brx_64bit", "*brx_31bit"): New patterns.
5695 * config/s390/s390.c ('E'): New output modifier.
5697 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5698 Richard Earnshaw <richard.earnshaw@arm.com>
5700 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5701 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5703 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5705 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5707 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5708 for mode mode of operand0 when doing secondary reload for SAR.
5710 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5713 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5714 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5716 2009-08-19 Jason Merrill <jason@redhat.com>
5718 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5719 supported template depth in C++0x.
5721 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5723 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5724 free_after_compilation.
5725 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5726 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5727 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5728 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5729 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5730 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5731 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5733 2009-08-19 Ian Lance Taylor <iant@google.com>
5735 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5736 of (plus (mult (neg B) C) A).
5738 2009-08-18 Michael Matz <matz@suse.de>
5740 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5741 instead of comparing TYPE_MAIN_VARIANT for equality.
5742 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5743 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5744 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5745 * gimplify.c (goa_lhs_expr_p): Ditto and use
5746 STRIP_USELESS_TYPE_CONVERSION.
5748 2009-08-18 Michael Matz <matz@suse.de>
5750 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5751 first field in a struct.
5752 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5754 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5756 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5757 locators before emit_insn is called. Remove assert that
5759 (alpha_end_function): Clear crtl->emit structure and free insn
5760 locators if cfun->is_thunk is true.
5762 2009-08-18 Jason Merrill <jason@redhat.com>
5764 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5766 * configure.ac: Test for it.
5767 * configure, config.in: Regenerate.
5768 * doc/install.texi: Document --enable-gnu-unique-object.
5770 2009-08-18 Richard Guenther <rguenther@suse.de>
5773 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5774 pow(x,y*z) only if x is nonnegative.
5776 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5778 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5782 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5783 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5785 2009-08-17 DJ Delorie <dj@redhat.com>
5787 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5788 * config/m32c/prologue.md (epilogue_freit): New.
5790 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5791 (bank_switch_p): Likewise.
5792 (fast_interrupt_p): Likewise.
5793 (interrupt_p): Likewise.
5794 (m32c_conditional_register_usage): Round memregs size up.
5795 (need_to_save): We only need to save $a0 when we use ENTER.
5796 (interrupt_p): Check for fast_interrupt too.
5797 (bank_switch_p): New.
5798 (fast_interrupt_p): New.
5799 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5800 (m32c_emit_prolog): Support bank switching and fast interrupts.
5801 * doc/extend.texi (Function Attributes): Add bank_switch and
5804 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5806 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5807 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5809 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5811 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5812 (menu): Add IA-64/VMS Options.
5813 (IA-64/VMS Options): Likewise.
5815 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5818 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5820 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5822 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5823 (mips_pop_asm_switch): Likewise.
5824 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5826 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5827 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5828 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5829 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5830 instead of set_noreorder.
5831 (mips_output_function_prologue): Use the new functions.
5832 (mips_output_function_epilogue): Likewise.
5833 (mips_need_noat_wrapper_p): New function, split out from...
5834 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5835 Use mips_push_asm_switch and mips_pop_asm_switch.
5836 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5837 and mips_pop_asm_switch.
5838 (ASM_OUTPUT_REG_POP): Likewise.
5839 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5840 Use mips_pop_asm_switch.
5841 (mips_asm_switch): New structure.
5842 (set_noreorder, set_nomacro): Replace with...
5843 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5844 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5845 instead of set_nomacro.
5846 (fix_truncsfsi2_macro): Likewise.
5847 (cprestore): Likewise.
5848 (hazard): Use mips_noreorder instead of set_noreorder.
5849 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5851 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5853 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5854 from prev_active_insn.
5856 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5858 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5859 * config/avr/avr.c (avr_override_options): Initialize
5860 avr_current_arch variable.
5861 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5862 __AVR_HAVE_16BIT_SP__ according to the device type.
5863 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5865 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5866 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5868 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5871 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5872 generating inlined subroutine die only. We shouldn't be
5873 called for anything else.
5874 (gen_block_die): Don't generate inline subroutine debug info for
5877 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5879 * graphite-poly.c (print_pbb): Print PBB index.
5881 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5884 * graphite-interchange.c (ppl_max_for_le): Moved...
5885 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5886 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5887 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5888 * graphite-ppl.h (ppl_max_for_le): Declared.
5890 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5892 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5893 supported on all platforms.
5894 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5895 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5896 * c-pragma.c: Likewise.
5897 * target-def.h (TARGET_INITIALIZER): Remove
5898 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5899 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5901 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5903 * config/ia64/fde-vms.c: New file.
5904 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5905 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5906 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5907 (uw_frame_state_for): Only register a personality routine if it is
5908 known to be compatible with our expectations.
5909 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5910 Declare unw_table_entry stack variable and
5911 mod all calls to _Unwind_FindTableEntry to add arg.
5912 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5913 (_Unwind_FindTableEntry): Add arg to prototype.
5915 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5917 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5918 field 'signal_pfs_loc'.
5919 (uw_frame_state_for): Remove duplicate code dealing with leaf
5920 procedures without unwind info.
5921 If in the frame after unwinding through a signal handler, restore
5922 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5923 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5924 'pfs_loc' to the AR.PFS location in the signal context; instead
5925 set 'signal_pfs_loc'.
5926 Manually generate the unwind info for the AR.PFS register.
5927 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5928 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5929 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5930 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5931 instead set 'signal_pfs_loc'.
5932 Remove code preventing the AR.PFS register from being restored
5933 from the signal context.
5935 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5936 Tristan Gingold <gingold@adacore.com>
5938 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5939 * config/ia64/t-vms: New file.
5940 * config/ia64/vms64.h: New file.
5941 * config/ia64/vms.h: New file.
5942 * config/ia64/vms-crtinit.asm: New file.
5943 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5944 * config/ia64/vms-unwind.h: New file.
5946 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5948 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5951 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5954 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5956 * real.h (do_mpc_arg2): ... here.
5957 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5960 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5962 * final.c (add_debug_prefix_map): Don't use GC memory for
5963 old_prefix and new_prefix.
5965 2009-08-14 Richard Guenther <rguenther@suse.de>
5967 * ipa-prop.c (compute_complex_pass_through): If we cannot
5968 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5970 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5972 * c-lex.c (c_lex_with_flags): Increase size of local variable
5973 to avoid memory clobber.
5975 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5978 * config/i386/i386.c (ix86_fp_comparison_strategy):
5979 Only enable/disable sahf at function granularity.
5981 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5983 PR rtl-optimization/41064
5984 * reload1.c (reload_as_needed): Don't call extract_insn
5985 for known invalid replacements after calling
5986 validate_replace_rtx_group and verify_changes.
5988 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5991 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5992 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5993 ix86_expand_fp_vcond.
5994 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5995 Assert that operation is supported by ix86_expand_int_vcond.
5996 (vcondu<SSEMODE124C8:mode>): Ditto.
5998 2009-08-13 DJ Delorie <dj@redhat.com>
6000 * config/i386/djgpp-stdint.h: New.
6001 * config.gcc (djgpp): Use it.
6003 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6005 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6006 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6008 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6010 * tree-ssa-loop-prefetch.c
6011 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6012 for long-stride pruning.
6013 (compute_miss_rate): New function to compute the probability
6014 that two memory references access different cache lines.
6016 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6018 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6020 2009-08-13 Richard Guenther <rguenther@suse.de>
6023 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6024 use the constant pointer type.
6025 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6026 of CV qualifiers on the target pointer type.
6027 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6028 conversion check before restrict check.
6030 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6033 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6035 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6037 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6039 2009-08-12 Richard Guenther <rguenther@suse.de>
6041 PR tree-optimization/41011
6042 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6043 and reference constructing.
6045 2009-08-12 Xinliang David Li <davidxl@google.com>
6047 PR tree-optimization/41012
6048 * tree-flow.h : New external interface.
6049 * gimple-low.c (check_call_arg): Change to public function.
6050 Remove argument mismatch check in lowering.
6051 * tree-inline.h (tree_can_inline_p): Interface change.
6052 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6054 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6055 Call change to tree_can_inline_p function.
6056 (cgraph_decide_inlining_incrementally): Ditto.
6058 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6060 PR tree-optimization/41031
6061 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6062 on the partition variable rather than promote_mode on the source
6063 type. Assert that the partition variable's type has the same
6064 mode as the source value's.
6066 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6068 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6069 for for_return == 2.
6070 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6072 * calls.c (expand_call): Fix typo.
6073 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6075 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6077 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6078 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6079 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6080 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6082 2009-08-12 Andrew Haley <aph@redhat.com>
6084 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6086 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6089 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6091 2009-08-12 Richard Guenther <rguenther@suse.de>
6093 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6094 * gimplify.c (gimplify_modify_expr): Do not use
6095 lang_hooks.types_compatible_p.
6096 * tree-ssa.c (useless_type_conversion_p): For aggregates
6097 just return false if the canonical types differ.
6099 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6102 * sese.c (convert_for_phi_arg): New.
6103 (add_guard_exit_phis): Use convert_for_phi_arg.
6105 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6107 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6108 unknown subscript upper bounds.
6110 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6111 Pranav Garg <pranav.garg2107@gmail.com>
6113 * graphite-interchange.c (gather_access_strides): Removed.
6114 (ppl_max_for_le): New.
6115 (build_linearized_memory_access): New.
6116 (memory_stride_in_loop): New.
6117 (pbb_interchange_profitable_p): Reimplemented.
6118 * graphite-ppl.h (ppl_new_id_map): New.
6119 (ppl_interchange): New.
6121 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6123 * graphite-interchange.c (compute_subscript): Removed.
6124 (compute_array_size_cstr): Removed.
6125 (compute_array_size_poly): Removed.
6126 (compute_array_size): Removed.
6127 (gather_access_strides_poly): Removed.
6128 (gather_access_strides): Empty.
6130 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6132 * graphite-dependences.c (dependence_polyhedron_1): Replace
6133 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6134 (graphite_legal_transform_dr): Same.
6135 (graphite_carried_dependence_level_k): Same.
6136 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6137 Initialize PDR_NB_SUBSCRIPTS.
6138 (print_pdr_access_layout): Replace pdr_nb_subscripts with
6140 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
6141 (PDR_NB_SUBSCRIPTS): New.
6142 (pdr_nb_subscripts): Removed.
6143 (pdr_dim): Simplified.
6144 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
6145 with PDR_NB_SUBSCRIPTS.
6147 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6149 * graphite-interchange.c (compute_array_size): Remove use of
6151 * graphite-poly.c (new_poly_dr): Remove argument data_container.
6152 Do not initialize PDR_DATA_CONTAINER.
6153 (print_pdr): Do not print PDR_DATA_CONTAINER.
6154 * graphite-poly.h (struct poly_dr): Remove data_container field.
6155 (PDR_DATA_CONTAINER): Removed.
6156 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
6158 (build_poly_dr): Same.
6160 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6161 Sebastian Pop <sebastian.pop@amd.com>
6163 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6164 copy of the dependence polyhedron. Free the temporary objects.
6165 (graphite_carried_dependence_level_k): Free unused objects before
6168 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6170 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6171 Early return without analyzing the data dependences if no
6172 transform has been done. Call restore_scattering if the transform
6174 (graphite-interchange.c): Same.
6175 * graphite-poly.c (print_scattering_function): Test for
6177 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6178 (apply_poly_transforms): Do not gcc_assert that
6179 the transform is legal.
6180 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
6181 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
6182 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
6183 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
6184 * graphite-poly.h (struct poly_scattering): New.
6185 (struct poly_bb): Add original, transformed, and saved fields.
6186 Remove transformed_scattering, original_scattering,
6187 nb_local_variables and nb_scattering_transform fields.
6188 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
6189 (poly_scattering_new): New.
6190 (poly_scattering_free): New.
6191 (poly_scattering_copy): New.
6192 (store_scattering_pbb): New.
6193 (store_scattering): New.
6194 (restore_scattering_pbb): New.
6195 (restore_scattering): New.
6196 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6197 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6199 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6201 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6204 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6206 * Makefile.in (graphite.o): Depends on PREDICT_H.
6207 * graphite.c: Include predict.h.
6208 (graphite_finalize): Call tree_estimate_probability.
6209 * predict.c (predict_loops): Do not call scev_initialize and
6211 (tree_estimate_probability_bb): New.
6212 (tree_estimate_probability): Do not initialize loops: move that
6213 code to the driver. Call tree_estimate_probability_bb.
6214 (tree_estimate_probability_driver): New.
6215 (pass_profile): Use tree_estimate_probability_driver.
6216 * predict.h (tree_estimate_probability): Declared.
6218 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6220 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6221 * graphite-dependences.c (graphite_legal_transform): Add time to
6222 TV_GRAPHITE_DATA_DEPS.
6223 (dependency_between_pbbs_p): Same.
6224 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6226 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6228 PR rtl-optimization/41033
6229 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6230 aliasing is disabled.
6232 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6234 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6235 si_mask_operand, and_load_operand, low_bitmask_operand,
6236 and_reg_operand, and_operand): New predicates.
6237 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6238 * config/mips/mips.c (and_operands_ok): New function.
6239 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6240 * config/mips/mips.md (move_type): Add ext_ins and logical.
6241 (type): Handle them.
6242 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6243 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6244 shift_shift. Remove commutative constraint modifier.
6245 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6247 (*clear_upper32_dext): Remove define_insn_and_split.
6248 (*clear_upper32): Turn this define_insn_and_split ...
6249 (splitter for ANDing register with 0xffff_ffff): .. into this.
6251 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6253 * combine.c (try_widen_shift_mode): Factor out code to check if an
6254 integer constant is a low-order bitmask from here ...
6255 * rtlanal.c (low_bitmask_len): ... to here.
6256 * rtl.h (low_bitmask_len): Declare.
6258 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6261 * config/alpha/alpha.md (addsi3): Remove expander.
6262 (addsi3): Rename from *addsi3_internal insn pattern.
6263 (subsi3): Remove expander.
6264 (subsi3): Rename from *subsi3_internal insn pattern.
6266 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6268 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6271 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6272 Eric Botcazou <botcazou@adacore.com>
6273 Douglas B Rupp <rupp@gnat.com>
6275 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6276 that records that fit in 64 bits are returned by immediate value,
6277 as required by OpenVMS Calling Standard.
6278 (function_value): Adjust for above modification.
6279 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6280 virtual_incoming_args_rtx as base object, not next_arg.
6281 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6283 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6285 * reload.c (find_reloads_subreg_address): Check the original
6286 req_equiv_mem address to detect the case where an address is
6287 not valid in the outer mode.
6289 2009-08-11 Richard Guenther <rguenther@suse.de>
6292 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6294 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6296 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6297 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6299 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6300 Douglas B Rupp <rupp@gnat.com>
6302 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6303 PT_STACK when frame_pointer_needed on OpenVMS.
6304 (alpha_pv_save_size, alpha_using_fp): Remove.
6305 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6306 with proper processing for PT_NULL.
6307 (alpha_vms_initial_elimination_offset): New function. Support for
6308 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6309 (alpha_sa_size): Force procedure type to PT_STACK when
6310 frame_pointer_needed on OpenVMS.
6311 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6312 (alpha_using_fp): Likewise.
6313 (alpha_vms_can_eliminate): Add prototype.
6314 (alpha_vms_initial_elimination_offset): Likewise.
6315 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6316 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6318 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6319 Douglas B Rupp <rupp@gnat.com>
6321 * config/alpha/alpha.c (common_object_handler): New function.
6322 (vms_attribute_table): Declare a single attribute "common_object".
6323 (vms_output_aligned_decl_common): New global function.
6324 (SECTION_VMS_OVERLAY): Delete.
6325 (SECTION_VMS_GLOBAL): Likewise.
6326 (SECTION_VMS_INITIALIZE): Likewise.
6327 (vms_asm_named_section): Remove support for above flags.
6328 (vms_section_type_flags): Delete.
6329 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6330 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6331 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6332 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6334 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6337 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6338 (sub_ddmmss): Likewise.
6340 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6343 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6346 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6349 * reload1.c (reload_as_needed): Use cancel_changes to completely
6350 undo a failed replacement attempt.
6352 2009-08-10 Richard Guenther <rguenther@suse.de>
6355 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6356 (useless_type_conversion_p): ... here. Require pointer targets
6359 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6362 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6363 loose the original type of the statement list.
6365 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6367 * config/alpha/alpha.c: Include libfuncs.h
6368 (avms_asm_output_extern): New function.
6369 (alpha_init_libfuncs): Init some decc libfuncs.
6370 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6371 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6372 (DO_CRTL_NAMES): Define.
6374 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6375 (LONG_TYPE_SIZE): Define.
6376 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6377 (SUBTARGET_SWITCHES): Define malloc64 switch.
6378 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6379 (MASK_RETURN_ADDR): Define.
6380 doc/invoke.texi (mmalloc64): Document switch.
6382 2009-08-09 Olivier Hainque <hainque@adacore.com>
6383 Douglas B Rupp <rupp@gnat.com>
6385 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6386 uses_condition_handler.
6387 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6388 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6389 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6390 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6391 (code_for_builtin): New insn codes for the new alpha_builtins.
6392 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6393 (alpha_sa_size): Account for uses_condition_handler.
6394 (alpha_expand_prologue): Likewise.
6395 (alpha_start_function): Likewise.
6396 (alpha_expand_epilogue): Likewise.
6397 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6398 establish/revert expanders.
6399 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6400 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6401 New expander, resorting to the alpha.c associated function.
6402 (builtin_revert_vms_condition_handler): Likewise.
6403 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6404 __gcc_shell_handler, the static VMS condition handler used as
6405 an indirection wrapper to the current dynamically established
6407 * config/alpha/vms-unwind.h: Complete rewrite.
6408 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6409 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6411 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6412 Douglas B Rupp <rupp@gnat.com>
6414 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6415 (alpha_need_linkage): Handle aliases. Return function symbol.
6416 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6417 Use ultimate alias target for the linkage name.
6418 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6419 by alpha_need_linkage for the function symbol.
6420 (setmemdi): Likewise.
6422 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6424 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6425 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6426 (ASM_WEAKEN_LABEL): Define.
6427 (CRT_CALL_STATIC_FUNCTION): Define.
6428 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6429 (ENDFILE_SPEC): Define.
6430 (INIT_SECTION_ASM_OP): Define.
6431 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6432 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6434 (MULTILIB_OSDIRNAMES): Define.
6435 (shlib_version): Define.
6436 (SHLIB_EXT): Define.
6437 (SHLIB_OBJS): Define.
6438 (SHLIB_NAME): Define.
6439 (SHLIB_MULTILIB): Define.
6440 (SHLIB_INSTALL): Define.
6441 (SHLIB_SYMVEC): Define.
6442 (SHLIB_SYMVECX2): Define.
6443 (SHLIB_LINK): Define.
6445 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6447 * config/alpha/alpha.c (alpha_initialize_trampoline):
6448 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6449 (alpha_start_function): Emit transfer address on nested functions
6450 for VMS trampoline call.
6451 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6452 since no longer used.
6453 * config/alpha/vms-tramp.asm: Remove.
6454 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6455 since now only data initialized at runtime.
6457 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6459 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6460 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6461 (MD_EXEC_PREFIX): Remove, no longer used.
6462 (MD_STARTFILE_PREFIX): Likewise.
6463 (INCLUDE_DEFAULTS): Likewise.
6464 * config/alpha/t-vms:
6465 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6467 2009-08-09 Richard Guenther <rguenther@suse.de>
6469 PR tree-optimization/41016
6470 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6471 (operand_precision): Remove.
6472 (integral_operand_p): Likewise.
6473 (recognize_single_bit_test): Adjust.
6475 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6477 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6478 operation overflows. Likewise non-cast unary arithmetic.
6479 If one arm of a conditional expression is always taken,
6480 inhibit evaluation warnings for the other arm. Likewise inhibit
6481 evaluation warnings for the second && or || operand if the first
6482 operand is enough to determine the result.
6483 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6485 (build_binary_op): Prevent duplicate evaluation warnings.
6487 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6489 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6490 and destination have different modes, Use promote_mode to
6491 determine the signedness of the conversion. Assert that the
6492 promoted source mode matches the destination mode. Don't pass
6493 the destination and destination mode to expand_expr if the source
6494 mode is different. Simplify conversion logic.
6496 2009-08-09 Ira Rosen <irar@il.ibm.com>
6498 PR tree-optimization/41008
6499 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6500 from condition only in case it's a comparison. Adjust checks.
6502 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6504 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6505 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6506 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6507 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6508 (dump_cand): Handle them.
6509 (struct iv_cand): New members COST_STEP and AINC_USE.
6510 (stmt_after_increment): Likewise.
6511 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6512 callers changed. Use gimple_uid comparison instead of scanning.
6513 (add_candidate_1): When looking for identical candidates, take
6514 AINC_USE into account. Set it for new candidates.
6515 (force_expr_to_var_cost): Cast target_spill_cost to int.
6516 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6517 All callers changed. Check for availability of autoinc addressing
6518 modes, both in general for a given mode, and in the specific use case.
6519 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6521 (get_computation_cost): Likewise.
6522 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6523 add_autoinc_candidates): New static functions.
6524 (add_candidate): Call add_autoinc_candidates for candidates based on
6526 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6527 (determine_use_iv_cost_address): If we have an autoinc candidate at
6528 the matching use, verify autoinc is possible and subtract the cost
6529 of the candidate's step from the cost.
6530 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6531 member of the candidate.
6532 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6533 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6535 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6537 * config.build (ia64-hp-*vms*): New target.
6538 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6540 * config.gcc (ia64-hp-*vms*): New target.
6541 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6543 * config.host (ia64-hp-*vms*): New target.
6544 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6547 2009-08-08 Richard Guenther <rguenther@suse.de>
6549 PR tree-optimization/40991
6550 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6552 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6554 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6555 mode check. Do truncations in an integer mode.
6556 (force_to_mode): Handle subregs for all mode types. Only do
6557 arithmetic simplifications on integer modes.
6559 2009-08-07 Richard Guenther <rguenther@suse.de>
6561 PR tree-optimization/40999
6562 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6563 (maybe_fold_reference): Lookup constant initializers.
6564 (fold_gimple_assign): Likewise.
6566 2009-08-07 Richard Guenther <rguenther@suse.de>
6568 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6569 that require structural equality defer to the langhook.
6571 2009-08-07 Martin Jambor <mjambor@suse.cz>
6573 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6575 (struct ipa_pass_through_data): New type.
6576 (struct ipa_ancestor_jf_data): New type.
6577 (union jump_func_value): Removed field formal_id, added fields
6578 pass_through and ancestor.
6579 (struct ipa_param_call_note): Changed type of formal_id to int from
6581 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6582 operations jump functions and ancestor jump functions.
6583 (compute_complex_pass_through): New function.
6584 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6585 reflect changes in the jump function strucutre.
6586 (update_jump_functions_after_inlining): Ignore complex pass-through
6587 and ancestor jump functions.
6588 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6589 polynomial pass-through with operation jump functions.
6591 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6593 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6594 fde->dw_fde_begin as begin label instead of hot/cold label.
6595 Use LLSDAC label instead of LLSDA for second section lsda.
6596 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6597 label instead of LLSDA if it is true.
6598 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6600 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6601 SECTION argument. Use it as index into crtl->eh.call_site_record
6603 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6604 use it to determine how to print table entries instead of using
6605 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6606 label instead of normal begin label as base.
6607 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6608 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6609 ensure no EH range spans between sections and that landing pads
6610 are always in the corresponding section.
6611 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6612 for crtl->eh.call_site_record being an array rather than scalar.
6613 (output_one_function_exception_table): New function, copied
6614 from output_function_exception_table. Adjust
6615 dw2_size_of_call_site_table, dw2_output_call_site_table
6616 callers. For SECOND section use *C suffixed labels.
6617 (output_function_exception_table): Call
6618 output_one_function_exception_table and, when doing hot/cold
6619 partitioning, also another time for the second section.
6620 * opts.c: Include except.h.
6621 (decode_options): Allow -freorder-blocks-and-partition with
6622 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6623 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6624 * function.h (struct rtl_eh): Change call_site_record from
6625 scalar into array of 2 elements.
6627 2009-08-07 Martin Jambor <mjambor@suse.cz>
6629 * ipa-prop.c (count_formal_params_1): New function.
6630 (ipa_get_vector_of_formal_parms): New function.
6631 (get_vector_of_formal_parm_types): New function.
6632 (ipa_modify_formal_parameters): New function.
6633 (ipa_modify_call_arguments): New function.
6634 (index_in_adjustments_multiple_times_p): New function.
6635 (ipa_combine_adjustments): New function.
6636 (ipa_dump_param_adjustments): New function.
6637 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6638 (ipa_get_vector_of_formal_parms): Declare.
6639 (ipa_modify_formal_parameters): Declare.
6640 (ipa_modify_call_arguments): Declare.
6641 (ipa_combine_adjustments): Declare.
6642 (ipa_dump_param_adjustments): Declare.
6643 (build_ref_for_offset): Declare.
6644 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6645 * tree-sra.c: Include ipa-prop.c.
6646 (build_ref_for_offset): Make public.
6648 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6650 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6652 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6654 * gcc/doc/extend.texi (__builtin_extract_return_address)
6655 (__builtin_frob_return_address): Document.
6657 2009-08-06 Paul Brook <paul@codesourcery.com>
6659 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6660 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6661 implementation on ARMv6-M.
6663 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6665 * doc/extend.texi (pcs): Document new attribute for ARM.
6667 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6669 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6672 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6674 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6677 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6679 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6681 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6683 Merge ARM/hard_vfp_branch to trunk.
6685 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6687 * arm.c (libcall_eq): New function.
6688 (libcall_hash): New function.
6689 (add_libcall): New function.
6690 (arm_libcall_uses_aapcs_base): New function.
6691 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6692 libcalls using the base PCS.
6693 (arm_init_cumulative_args): Likewise.
6695 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6697 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6698 Use base ABI for conversion libfuncs between HFmode and SFmode.
6700 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6702 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6703 V4SImode as representatives of all 64-bit and 128-bit vector
6704 types. Allow vector types without vector modes.
6705 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6706 without vector modes like BLKmode.
6707 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6708 BLKmode. Avoid unsupported vector modes or TImode moves for
6710 (aapcs_vfp_allocate_return_reg): Likewise.
6711 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6712 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6714 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6716 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6717 (arm_get_pcs_model): Pass attribute arguments to
6718 arm_pcs_from_attribute.
6719 (arm_init_cumulative_args): Use base AAPCS for conversions from
6720 floating-point types to DImode.
6721 (arm_attribute_table): Add pcs attribute.
6722 (arm_handle_pcs_attribute): New.
6723 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6724 conversions from floating-point types to DImode, also declare them
6725 to use base AAPCS and declare functions they call to use base
6726 AAPCS and their RTABI names.
6728 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6730 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6731 -mfloat-abi=hard not being supported for VFP.
6733 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6735 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6736 SYMBOL_REF to hard_libcall_value.
6738 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6739 Richard Earnshaw <rearnsha@arm.com>
6741 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6742 has been put on the stack, all remaining co-processory arguments for
6743 that co-processor also go on the stack.
6745 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6747 * config/arm/arm.c (arm_return_in_memory): Handle returning
6748 vectors of suitable size in registers also for AAPCS case.
6750 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6752 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6754 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6756 ARM Hard-VFP calling convention
6757 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6758 * target.h (gcc_target): Add libcall_value to table of call hooks.
6759 * targhooks.h (default_libcall_value): Default implementation.
6760 * targhooks.c (default_libcall_value): Likewise.
6761 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6762 * optabs.c (expand_unop): Use it.
6763 * expr.h (hard_libcall_value): Pass the function RTX through.
6764 * calls.c (emit_library_call_value_1): Update call to
6766 * explow.c (hard_libcall_value): Use new target hook.
6767 * testsuite/lib/target-supports.exp
6768 (check_effective_target_arm_hard_vfp_ok): New hook.
6769 (check_effective_target_arm_neon_ok): Improve test for neon
6771 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6772 * config/arm/arm.c: Include cgraph.h
6773 (TARGET_FUNCTION_VALUE): Override default hook.
6774 (arm_pcs_default): New variable.
6775 (arm_override_options): Don't fault hard calling convention with VFP.
6776 Add support for AAPCS variants.
6777 (arm_function_value): Make static. Handle AAPCS variants.
6778 (arm_libcall_value): New function.
6779 (arm_apply_result_size): Handle VFP registers in results.
6780 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6782 (pcs_attribute_args): New variable.
6783 (arm_pcs_from_attribute): New function.
6784 (arm_get_pcs_model): New function.
6785 (aapcs_vfp_cum_init): New function.
6786 (aapcs_vfp_sub_candidate): New function.
6787 (aapcs_vfp_is_return_candidate): New function.
6788 (aapcs_vfp_is_call_candidate): New function.
6789 (aapcs_vfp_allocate): New function.
6790 (aapcs_vfp_allocate_return_reg): New function.
6791 (aapcs_vfp_advance): New function.
6792 (aapcs_cp_arg_layout): New variable.
6793 (aapcs_select_call_coproc): New function.
6794 (aapcs_select_return_coproc): New function.
6795 (aapcs_allocate_return_reg): New function.
6796 (aapcs_libcall_value): New function.
6797 (aapcs_layout_arg): New function.
6798 (arm_init_cumulative_args): Initialize AAPCS args data.
6799 (arm_function_arg): Handle AAPCS variants using new interface.
6800 (arm_arg_parital_bytes): Likewise.
6801 (arm_function_arg_advance): New function.
6802 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6803 calling conventions.
6804 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6805 * arm.h (NUM_VFP_ARG_REGS): Define.
6806 (LIBCALL_VALUE): Update.
6807 (FUNCTION_VALUE): Delete.
6808 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6809 (arm_pcs): New enum.
6810 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6811 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6812 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6813 * arm-protos.h (arm_function_arg_advance): Add.
6814 (aapcs_libcall_value): Add.
6815 (arm_function_value): Delete.
6817 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6818 H.J. Lu <hongjiu.lu@intel.com>
6821 * config/i386/i386.c (standard_sse_mode_p): Remove.
6822 (standard_sse_constant_p): Return 2 for integer mode
6823 vector_all_ones_operand when SSE2 is enabled.
6824 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6825 (ix86_expand_vector_move): Do not check for negative values from
6826 standard_sse_constant_p.
6828 2009-08-06 Richard Guenther <rguenther@suse.de>
6830 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6831 array type comparisons frontend independent.
6832 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6833 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6834 out array reference lower bound and element size operands.
6835 (ao_ref_init_from_vn_reference): Properly compute the offset
6836 for ARRAY_RANGE_REF.
6837 (vn_reference_fold_indirect): Fill out array reference lower
6838 bound and element size operands.
6839 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6840 a non gimple valued reference operand which can happen for
6841 array reference lower bound or element size.
6842 (create_component_ref_by_pieces_1): Properly generate the
6843 element size operand for array references.
6845 2009-08-06 Richard Guenther <rguenther@suse.de>
6847 PR tree-optimization/40964
6848 * tree.c (iterative_hash_host_wide_int): Export.
6849 * tree.h (iterative_hash_host_wide_int): Declare.
6850 * tree-ssa-structalias.c (heapvar_map): New struct.
6851 (heapvar_map_eq): New function.
6852 (heapvar_map_hash): Likewise.
6853 (heapvar_lookup): Adjust.
6854 (heapvar_insert): Likewise.
6855 (make_constraint_from_heapvar): Allow multiple heap variables
6856 per decl at different offsets.
6857 (init_alias_heapvars): Adjust.
6859 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6861 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6862 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6863 trailing sync if TARGET_SYNC_AFTER_SC.
6865 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6867 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6868 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6869 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6870 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6871 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6872 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6873 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6874 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6875 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6876 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6877 the prototype declaration match the definition.
6878 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6879 instructions explicitly. Add barrier_before and operands
6881 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6882 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6883 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6884 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6885 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6886 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6888 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6890 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6892 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6893 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6896 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6899 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6901 PR rtl-optimization/40924
6902 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6903 make sure canon_rtx (mem_address) isn't simpler than
6904 canon_rtx (expanded_mem_address).
6906 2009-08-05 Li Feng <nemokingdom@gmail.com>
6908 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6910 (build_scop_drs): Build alias set for each SCoP.
6912 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6914 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6915 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6916 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6917 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6918 (BASE_DRIVER_SELF_SPECS): Likewise.
6920 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6922 * tree-ssa-alias.c: Fix some comment typos.
6924 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6926 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6927 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6929 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6932 * simplify-rtx.c (simplify_binary_operation_1): Disable
6933 simplifications for decimal float operations.
6935 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6938 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6939 operand of INDIRECT_REF.
6941 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6943 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6944 constants referencing TLS symbols.
6946 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6948 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6949 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6951 2009-08-03 Richard Guenther <rguenther@suse.de>
6953 * tree.c (make_vector_type): Build a main variant first,
6954 get the canonical one and then build the variant.
6955 * tree-ssa.c (useless_type_conversion_p_1): Handle
6957 (useless_type_conversion_p): Conversions to pointers to
6958 incomplete record types are useless.
6960 2009-08-03 Richard Guenther <rguenther@suse.de>
6962 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6963 file will be created.
6964 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6965 * toplev.c (compile_file): Adjust comment.
6967 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6969 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6970 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6971 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6972 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6973 (sh_promote_function_mode): Fix typo.
6975 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6977 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6979 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6981 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6982 declaration arguments.
6984 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6986 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6987 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6988 (ix86_split_ashl): Ditto.
6989 (ix86_expand_vector_init_one_nonzero): Ditto.
6990 (ix86_expand_vector_set): Ditto.
6991 (ix86_expand_reduc_v4sf): Ditto.
6993 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6995 * explow.c (promote_function_mode): Remove assert.
6996 * config/sh/sh.c (sh_promote_function_mode): Declare.
6998 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7000 * config/pa/pa.c (pa_promote_function_mode): Declare.
7001 Change to static. Fix promote_mode call.
7003 * gthr-dce.h (CONST_CAST2): Define if not defined.
7004 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7006 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7008 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7010 * expr.c (store_constructor): Use promote_decl_mode. Remove
7011 now write-only variable unsignedp.
7012 (expand_expr_real_1): Use promote_decl_mode.
7013 * expr.h (promote_function_mode, promote_decl_mode): New.
7014 (promote_mode): Remove last argument.
7015 * function.c (assign_temp): Drop last argument of promote_mode.
7016 (assign_parm_find_data_types): Use promote_function_mode.
7017 (assign_parm_setup_reg): Likewise.
7018 (expand_function_end): Use promote_function_mode.
7019 * calls.c (initialize_argument_information): Use promote_function_mode.
7020 (precompute_arguments): Use promote_mode instead of checking if
7021 only PROMOTE_FUNCTION_MODE is defined.
7022 (expand_call): When making sibcall decisions, use promote_function_mode.
7023 Below, remove an if for targetm.calls.promote_function_return and
7024 and use promote_function_mode.
7025 (emit_library_call_value_1): Use promote_function_mode, fix bug
7026 where promote_mode was passed FOR_CALL == 0 for a return value in an
7028 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7029 * explow.c (promote_function_mode, promote_decl_mode): New.
7030 (promote_mode): Keep only the FOR_CALL == 0 case.
7031 * combine.c (setup_incoming_promotion): Remove test of
7032 promote_function_args. Use promote_function_mode.
7033 * stmt.c (expand_value_return): Use promote_decl_mode.
7034 (expand_decl): Use promote_decl_mode.
7036 * expr.c (store_constructor): Use promote_decl_mode. Remove
7037 now write-only variable unsignedp.
7038 (expand_expr_real_1): Use promote_decl_mode.
7039 * expr.h (promote_function_mode, promote_decl_mode): New.
7040 (promote_mode): Remove last argument.
7041 * function.c (assign_temp): Drop last argument of promote_mode.
7042 (assign_parm_find_data_types): Use promote_function_mode.
7043 (assign_parm_setup_reg): Likewise.
7044 (expand_function_end): Use promote_function_mode.
7045 * calls.c (initialize_argument_information): Use promote_function_mode.
7046 (precompute_arguments): Use promote_mode instead of checking if
7047 only PROMOTE_FUNCTION_MODE is defined.
7048 (expand_call): When making sibcall decisions, use promote_function_mode.
7049 Below, remove an if for targetm.calls.promote_function_return and
7050 and use promote_function_mode.
7051 (emit_library_call_value_1): Use promote_function_mode, fix bug
7052 where promote_mode was passed FOR_CALL == 0 for a return value in an
7054 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7055 * explow.c (promote_function_mode, promote_decl_mode): New.
7056 (promote_mode): Keep only the FOR_CALL == 0 case.
7057 * combine.c (setup_incoming_promotion): Remove test of
7058 promote_function_args. Use promote_function_mode.
7059 * stmt.c (expand_value_return): Use promote_decl_mode.
7060 (expand_decl): Use promote_decl_mode.
7062 * explow.c (promote_function_mode): Just call the target hook.
7063 * targhooks.c (default_promote_function_mode,
7064 default_promote_function_mode_always_promote): New.
7065 * targhooks.h (default_promote_function_mode,
7066 default_promote_function_mode_always_promote): Declare.
7067 * target.h (promote_function_args, promote_function_return): Remove.
7068 (promote_function_mode): New.
7069 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7070 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7071 (TARGET_PROMOTE_FUNCTION_MODE): New.
7072 (TARGET_CALLS): Adjust.
7073 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7074 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7076 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7077 * config/s390/s390.c (s390_promote_function_mode): ... here,
7078 with pointer handling.
7079 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7080 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7082 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7083 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7084 with pointer handling.
7085 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7086 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7088 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7089 * config/sh/sh.c (sh_promote_function_mode): New.
7090 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7091 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7093 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7094 * config/cris/cris.c (cris_promote_function_mode): ... here.
7095 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7096 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7098 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7099 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7100 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7101 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7103 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7104 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7105 complex type handling.
7106 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7107 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7109 * config/pa/pa.c (pa_promote_function_mode): New.
7110 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7111 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7113 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7114 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7115 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7116 * config/xtensa/xtensa.c: Likewise.
7117 * config/stormy16/stormy16.c: Likewise.
7118 * config/iq2000/iq2000.c: Likewise.
7119 * config/rs6000/rs6000.c: Likewise.
7120 * config/picochip/picochip.c: Likewise.
7121 * config/arc/arc.c: Likewise.
7122 * config/mcore/mcore.c: Likewise.
7123 * config/score/score.c: Likewise.
7124 * config/mips/mips.c: Likewise.
7125 * config/bfin/bfin.c: Likewise.
7126 * config/ia64/ia64.c: Likewise (disabled though).
7128 * config/frv/frv.h: Remove pointless remark.
7130 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7131 TARGET_PROMOTE_FUNCTION_ARGS,
7132 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7133 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7135 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7137 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
7138 -floop-parallelize-all.
7139 * toplev.c (process_options): Rename flag_graphite_force_parallel to
7140 flag_loop_parallelize_all.
7141 * tree-ssa-loop.c (gate_graphite_transforms): Same.
7142 * graphite.c (graphite_transform_loops): Same.
7144 * graphite-poly.c (apply_poly_transforms): Same.
7146 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
7148 PR tree-optimization/40914
7149 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
7150 if set, then check the delta field of the PMF record.
7151 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7152 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
7153 call is stored in the delta.
7155 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
7157 * config/mips/mips.md (*clear_upper32_dext): New pattern.
7159 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
7161 * config/i386/bsd.h (ASM_BYTE): New define.
7162 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7163 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7164 .byte. Use fputs or putc instead of fprintf where appropriate.
7165 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7166 fputs or putc instead of fprintf where appropriate.
7167 * config/i386/i386elf.h: Ditto.
7168 * config/i386/sysv4.h: Ditto.
7170 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7171 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7172 (*tls_global_dynamic_64): Ditto.
7174 2009-07-31 Christian Bruel <christian.bruel@st.com>
7176 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7178 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7180 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
7181 Remove dead code for MINUS.
7183 2009-07-31 Anthony Green <green@moxielogic.com>
7185 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
7187 (moxie_expand_epilogue): Ditto for epilogue.
7188 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
7190 (moxie_function_arg): Ditto.
7191 (moxie_pass_by_reference): Ditto.
7192 (moxie_arg_partial_bytes): Ditto.
7193 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7194 (FUNCTION_ARG_ADVANCE) Ditto.
7195 (REG_PARM_STACK_SPACE) Ditto.
7196 (FUNCTION_ARG_REGNO_P) Dito.
7198 * config.gcc: Add moxie linux config support.
7199 * gcc/config/moxie/uclinux.h: New file.
7201 2009-07-31 DJ Delorie <dj@redhat.com>
7203 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7204 (UNSPECV_SP_SWITCH_E): New.
7205 (sp_switch_1): Change to an unspec.
7206 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7208 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7209 reference the new stack's address
7211 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7213 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7214 graphite-clast-to-gimple.o, graphite-dependences.o,
7215 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7216 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7217 (graphite-blocking.o,
7218 graphite-clast-to-gimple.o, graphite-dependences.o,
7219 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7220 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7221 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7222 * cfgloop.h (struct loop): Add can_be_parallel field.
7223 * common.opt (fgraphite-identity): Moved up.
7224 (fgraphite-force-parallel): New flag.
7225 * graphite.c: Rewrite.
7226 * graphite.h: Rewrite.
7227 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7229 * toplev.c (graphite_out_file): New file descriptor.
7230 (graphite_in_file): New.
7231 (process_options): flag_graphite_force_parallel cannot be used without
7233 * tree-ssa-loop.c: Include toplev.h.
7234 (gate_graphite_transforms): Enable flag_graphite for
7235 flag_graphite_force_parallel.
7237 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7239 * ChangeLog.graphite: New.
7240 * graphite-blocking.c: New.
7241 * graphite-clast-to-gimple.c: New.
7242 * graphite-clast-to-gimple.h: New.
7243 * graphite-dependences.c: New.
7244 * graphite-dependences.h: New.
7245 * graphite-interchange.c: New.
7246 * graphite-poly.c: New.
7247 * graphite-poly.h: New.
7248 * graphite-ppl.c: New.
7249 * graphite-ppl.h: New.
7250 * graphite-scop-detection.c: New.
7251 * graphite-scop-detection.h: New.
7252 * graphite-sese-to-poly.c: New.
7253 * graphite-sese-to-poly.h: New.
7257 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7259 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7260 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7262 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7264 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7265 (scev_is_linear_expression): Return false if the evolution is not
7266 affine multivariate.
7268 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7270 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7271 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7273 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7275 * tree-data-ref.c (debug_data_references): New.
7276 (debug_data_reference): New.
7277 * tree-data-ref.h (debug_data_references): Declared.
7278 (debug_data_reference): Declared.
7280 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7282 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7283 * tree-data-ref.h (scop_p): Removed.
7284 (struct data_reference): Remove field scop.
7286 (stmt_simple_memref_p): Removed.
7288 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7290 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7291 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7294 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7296 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7298 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7300 * doc/invoke.texi (-fgraphite-identity): Documented.
7302 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7304 * tree-scalar-evolution.c: Fix comment.
7305 (instantiate_scev_1): Return unknow from scev instantiation if the
7306 result is not above instantiate_below.
7308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7310 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7311 static anymore. Instantiate the symbols that may have been introduced
7313 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7316 2009-07-30 DJ Delorie <dj@redhat.com>
7318 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7319 .vliw directive to VLIW sections.
7321 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7323 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7325 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7326 (AUTOHEADER): New variable.
7327 ($(srcdir)/cstamp-h.in): Use it.
7329 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7330 Pat Haugen <pthaugen@us.ibm.com>
7331 Revital Eres <ERES@il.ibm.com>
7333 * config/rs6000/vector.md (VEC_F): Add VSX support.
7337 (vector_load_<mode>): Ditto.
7338 (vector_store_<mode>): Ditto.
7339 (vector GPR move split): Ditto.
7340 (vec_reload_and_plus_<mptrsize>): Ditto.
7341 (vec_reload_and_reg_<mptrsize>): Ditto.
7342 (add<mode>3): Ditto.
7343 (sub<mode>3): Ditto.
7344 (mul<mode>3): Ditto.
7345 (neg<mode>2): Ditto.
7346 (abs<mode>2): Ditto.
7347 (smin<mode>3): Ditto.
7348 (smax<mode>3): Ditto.
7349 (vector_eq<mode>): Ditto.
7350 (vector_gt<mode>): Ditto.
7351 (vector_ge<mode>): Ditto.
7352 (vector_gtu<mode>): Ditto.
7353 (vector_select_<mode>_uns): Ditto.
7354 (vector_eq_<mode>_p): Ditto.
7355 (vector_gt_<mode>_p): Ditto.
7356 (vector_ge_<mode>_p): Ditto.
7357 (vector_gtu_<mode>_p): Ditto.
7358 (cr6_test_for_zero): Ditto.
7359 (cr6_test_for_zero_reverse): Ditto.
7360 (cr6_test_for_lt): Ditto.
7361 (cr6_test_for_lt_reverse): Ditto.
7362 (xor<mode>3): Ditto.
7363 (ior<mode>3): Ditto.
7364 (and<mode>3): Ditto.
7365 (one_cmpl<mode>2): Ditto.
7366 (nor<mode>2): Ditto.
7367 (andc<mode>2): Ditto.
7368 (float<VEC_int<mode>2): Ditto.
7369 (unsigned_float<VEC_int><mode>2): Ditto.
7370 (fix_trunc<mode><VEC_int>2): Ditto.
7371 (fixuns_trunc<mode><VEC_int>2): Ditto.
7373 (vec_set<mode>): Ditto.
7374 (vec_extract<mode>): Ditto.
7375 (vec_interleave_highv4sf): Ditto.
7376 (vec_interleave_lowv4sf): Ditto.
7377 (vec_realign_load_<mode>): Ditto.
7378 (vec_shl_<mode>): Ditto.
7379 (vec_shr_<mode>): Ditto.
7380 (div<mode>3): New patterns for VSX.
7381 (vec_interleave_highv2df): Ditto.
7382 (vec_interleave_lowv2df): Ditto.
7383 (vec_pack_trunc_v2df): Ditto.
7384 (vec_pack_sfix_trunc_v2df): Ditto.
7385 (vec_pack_ufix_trunc_v2df): Ditto.
7386 (vec_unpacks_hi_v4sf): Ditto.
7387 (vec_unpacks_lo_v4sf): Ditto.
7388 (vec_unpacks_float_hi_v4si): Ditto.
7389 (vec_unpacks_float_lo_v4si): Ditto.
7390 (vec_unpacku_float_hi_v4si): Ditto.
7391 (vec_unpacku_float_lo_v4si): Ditto.
7392 (movmisalign<mode>): Ditto.
7393 (vector_ceil<mode>2): New patterns for vectorizing math library.
7394 (vector_floor<mode>2): Ditto.
7395 (vector_btrunc<mode>2): Ditto.
7396 (vector_copysign<mode>3): Ditto.
7398 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7399 predicate for setting the high bit in each word, used for copysign.
7401 * config/rs6000/ppc-asm.h (f19): Whitespace.
7402 (f32-f63): Define if VSX.
7403 (v0-v31): Define if Altivec.
7404 (vs0-vs63): Define if VSX.
7406 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7408 * config/rs6000/power7.md: New file, provide tuning parameters for
7411 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7412 (rs6000_cpu_cpp_builtins): Ditto.
7413 (altivec_overloaded_builtins): Ditto.
7414 (altivec_resolve_overloaded_builtin): Ditto.
7416 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7417 debug switch to disable vectorizing simple math builtin
7420 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7421 Vectorize simple math builtin functions.
7422 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7423 hook to vectorize math builtins.
7424 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7425 (rs6000_builtin_conversion): Add VSX/power7 support.
7426 (rs6000_builtin_vec_perm): Ditto.
7427 (vsplits_constant): Add support for loading up a vector constant
7428 with just the high bit set in each part.
7429 (rs6000_expand_vector_init): Add VSX/power7 support.
7430 (rs6000_expand_vector_set): Ditto.
7431 (rs6000_expand_vector_extract): Ditto.
7432 (rs6000_emit_move): Ditto.
7433 (bdesc_3arg): Ditto.
7434 (bdesc_2arg): Ditto.
7435 (bdesc_1arg): Ditto.
7436 (rs6000_expand_ternop_builtin): Ditto.
7437 (altivec_expand_builtin): Ditto.
7438 (rs6000_expand_unop_builtin): Ditto.
7439 (rs6000_init_builtins): Ditto.
7440 (altivec_init_builtins): Ditto.
7441 (builtin_function_type): Ditto.
7442 (rs6000_common_init_builtins): Ditto.
7443 (rs6000_handle_altivec_attribute); Ditto.
7444 (rs6000_mangle_type): Ditto.
7445 (rs6000_vector_mode_supported_p): Ditto.
7446 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7449 * config/rs6000/vsx.md: New file for VSX support.
7451 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7452 identifing values with just the most significant bit set.
7453 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7454 vectorized builtins.
7456 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7457 (UNSPEC_VRFIM): Delete.
7458 (splitter for loading up vector with most significant bit): New
7459 splitter for vectorizing copysign.
7460 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7461 vectorizing simple math functions.
7462 (altivec_vrfip): Add support for vectorizing simple math functions.
7463 (altivec_vrfim): Ditto.
7464 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7466 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7467 (power7.md, vsx.md): Include for power7 support.
7468 (copysigndf3): Use VSX instructions if -mvsx.
7469 (negdf2_fpr): Ditto.
7470 (absdf2_fpr): Ditto.
7471 (nabsdf2_fpr): Ditto.
7472 (adddf3_fpr): Ditto.
7473 (subdf3_fpr): Ditto.
7474 (muldf3_fpr): Ditto.
7475 (divdf3_fpr): Ditto.
7476 (fix_truncdfdi2_fpr): Ditto.
7477 (cmpdf_internal1): Ditto.
7478 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7479 (btruncdf2, btruncdf2_fpr): Ditto.
7480 (ceildf2, ceildf2_fpr): Ditto.
7481 (floordf2, floordf2_fpr): Ditto.
7482 (floatdidf2, floatdidf2_fpr): Ditto.
7483 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7484 (fmsubdf4_fpr): Ditto.
7485 (fnmadddf4_fpr_1): Ditto.
7486 (fnmadddf4_fpr_2): Ditto.
7487 (fnmsubdf4_fpr_1): Ditto.
7488 (fnmsubdf4_fpr_2): Ditto.
7489 (fixuns_truncdfdi2): Add expander for VSX support.
7490 (fix_truncdfdi2): Ditto.
7491 (fix_truncdfsi2): Ditto.
7493 (btruncsf2): Whitespace.
7494 (movdf_hardfloat32): Add support for VSX registers.
7495 (movdf_softfloat32): Ditto.
7496 (movdf_hardfloat64): Ditto.
7497 (movdf_hardfloat64_mfpgpr): Ditto.
7498 (movdf_softfloat64): Ditto.
7499 (movti splitters): Add check for vector registers supporting
7500 TImode in the future.
7501 (bpermd): Add power7 bpermd instruction.
7503 * config/rs6000/altivec.h (vec_div): Define if VSX.
7507 (vec_nearbyint): Ditto.
7510 (all predicates): Use the generic builtin function, and not the V4SF
7511 specific function so that the predicates will work with VSX's V2DF.
7515 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7516 Document new VSX functions and types.
7518 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7521 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7522 "wa", and "j" constraints. Modify "v" to talk about Altivec
7523 instead of just vector.
7525 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7528 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7529 location for phi arguments.
7530 (rewrite_update_phi_arguments): Find locations for reaching defs.
7531 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7532 Add location to add_phi_arg calls.
7533 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7534 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7535 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7536 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7537 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7538 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7539 * tree-phinodes.c (make_phi_node): Initialize location.
7540 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7541 (add_phi_arg): Add location parameter.
7542 (remove_phi_arg_num): Move location when moving phi argument.
7543 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7545 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7546 slpeel_update_phi_nodes_for_guard1,
7547 slpeel_update_phi_nodes_for_guard2,
7548 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7549 vect_loop_versioning): Set locations.
7550 * tree-parloops.c (create_phi_for_local_result,
7551 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7552 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7553 * tree-vect-loop.c (get_initial_def_for_induction,
7554 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7556 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7557 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7558 (gimple_phi_arg_set_location): New. Set locus.
7559 (gimple_phi_arg_has_location): New. Check for locus.
7560 (redirect_edge_var_map_location): New. Return locus from var_map.
7561 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7562 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7563 combining PHI arguments.
7564 (cond_store_replacement): Set location.
7565 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7566 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7567 scop_add_exit_phis_edge): Add locations.
7568 * tree-cfgcleanup.c (remove_forwarder_block,
7569 remove_forwarder_block_with_phi): Add locations.
7570 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7571 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7573 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7574 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7575 flush_pending_stmts): Add source location.
7576 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7577 stack to preserve locations.
7578 * tree-vect-stmts.c (vectorizable_load): Add location.
7579 * tree-inline.c (copy_phis_for_bb): Copy locus.
7580 (setup_one_parameter): Add call locus to inlined parameter stmts.
7581 (initialize_inlined_parameters): Pass in call location as parameter
7583 (tree_function_versioning): Pass location to setup_one_parameter.
7584 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7585 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7586 copy and edge lists.
7587 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7588 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7589 locus parameter and override the stmt default if provided.
7590 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7591 elim_graph_add_edge, elim_graph_remove_succ_edge,
7592 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7593 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7594 eliminate_phi): Add locus info in elimination graph for each edge and
7596 (insert_backedge_copies): Copy locus if present.
7597 * tree-flow.h (struct _edge_var_map): Add locus field.
7598 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7599 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7600 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7602 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7604 2009-07-30 Martin Jambor <mjambor@suse.cz>
7606 PR tree-optimization/40570
7607 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7610 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7612 * ssa-loop-manip.c: Include langhooks.h.
7613 (rewrite_phi_with_iv): New.
7614 (rewrite_all_phi_nodes_with_iv): New.
7615 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7616 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7617 * tree-parloops.c (loop_parallel_p): Move out all conditions
7618 except dependency check.
7619 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7620 (gen_parallel_loop): Call canonicalize_loop_ivs without
7621 reduction_list argument.
7622 (build_new_reduction): New.
7623 (gather_scalar_reductions): New.
7624 (try_get_loop_niter): New.
7625 (try_create_reduction_list): New.
7626 (parallleize_loops): Change the parallel conditions check.
7627 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7628 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7630 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7632 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7634 * doc/options.texi (Option properties): Mention new quoting syntax.
7636 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7638 * config/alpha/alpha.c (alpha_start_function):
7639 Handle VMS_DEBUG_MAIN_POINTER
7640 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7641 * doc/invoke.texi: Document -mdebug-main switch.
7643 2009-07-29 Richard Henderson <rth@redhat.com>
7645 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7646 (cgraph_create_edge_including_clones): Likewise.
7647 * tree-inline.c (copy_bb): Operate on the correct edges
7648 when updating the callgraph.
7650 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7652 * config/alpha/vms-cc.c: Deleted.
7653 * config/alpha/vms-ld.c: Deleted.
7654 * config/alpha/t-vms64: Moved to config/vms
7655 * config/alpha/vms-crt0-64.c: Moved to config/vms
7656 * config/alpha/vms-crt0.c: Moved to config/vms
7657 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7658 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7659 * config/alpha/xm-vms.h: Moved to config/vms
7660 * config/alpha/x-vms: Moved to config/vms
7661 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7663 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7664 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7666 * config/vms/t-vms64: Moved here from config/alpha
7667 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7668 (argc,argv,envp): Enforce 32bit malloc'ing.
7669 * config/vms/vms-psxcrt0-64.c: Likewise.
7670 * config/vms/vms-crt0.c: Moved here from config/alpha.
7671 * config/vms/vms-psxcrt0.c: Likewise.
7672 * config/vms/vms-crtl-64.h: New file.
7673 * config/vms/vms-crtl.h: New file.
7674 * config/vms/vms.opt: New file.
7675 * config/vms/xm-vms64.h: New file.
7676 * config/vms/xm-vms.h: Moved here from config/alpha.
7677 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7679 * config/vms/x-vms: Moved here from config/alpha.
7680 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7681 (vms-ld.o, vms-cc.o): Removed.
7682 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7684 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7686 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7687 correct stack (obvious VMS fix).
7689 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7691 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7692 date, version info if VMS_DEBUGGING_INFO defined.
7693 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7694 size, date calculating code moved here.
7696 2009-07-29 Paul Brook <paul@codesourcery.com>
7698 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7701 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7704 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7705 to DImode when generating insq_le insn.
7707 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7709 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7710 New macro set for VMS_DEBUGGGING_INFO.
7711 (AT_string_form): Use it.
7713 2009-07-28 DJ Delorie <dj@redhat.com>
7715 * config/mep/mep.c (vtext_section): New.
7716 (vftext_section): New.
7717 (ftext_section): New.
7718 (mep_select_section): Add support for functions.
7719 (mep_unique_section): Likewise.
7720 (mep_asm_init_sections): Likewise.
7721 (mep_encode_section_info): Remove it from here.
7723 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7725 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7727 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7728 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7730 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7732 * dwarf2out.c (output_file_names): Test new macro
7733 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7734 (add_comp_dir_attribute): Likewise.
7736 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7738 * config/i386/mingw-w64.h (LINK_SPEC): Add
7739 separating space between commands.
7741 2009-07-28 Jan Hubicka <jh@suse.cz>
7743 PR tree-optimization/40759
7744 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7747 2009-07-27 DJ Delorie <dj@redhat.com>
7749 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7750 types are dword-aligned.
7751 (mep_expand_va_start): Likewise.
7753 2009-07-27 Olivier Hainque <hainque@adacore.com>
7754 Douglas B Rupp <rupp@gnat.com>
7756 * convert.c (convert_to_pointer): Don't assume the target
7757 pointer type is POINTER_SIZE long. Fetch its precision instead.
7759 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7761 * system.h (fopen): Undefine if macro.
7763 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7765 * dwarf2out.c (output_cfi_p): Removed.
7766 (output_cfis): New function.
7767 (output_fde): New function, split from output_call_frame_info.
7768 (output_call_frame_info): Use it.
7769 (dwarf2out_switch_text_section): Use output_cfis.
7771 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7773 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7774 TARGET_BI_ARCH is specified without enabling SJLJ.
7775 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7776 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7778 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7780 * arm.md (negdi2): Use DImode if forcing a value into a register.
7782 2009-07-26 Ira Rosen <irar@il.ibm.com>
7784 PR tree-optimization/40801
7785 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7786 of vector operand from the previous copy of vector statement.
7787 Pass the correct definition type value to
7788 vect_get_vec_def_for_stmt_copy().
7790 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7792 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7793 const char ** conversion.
7795 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7797 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7798 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7799 (gcc_unreachable): Invoke __builtin_unreachable() if
7800 !ENABLE_ASSERT_CHECKING.
7802 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7804 PR rtl-optimization/40445
7805 * emit-rtl.c (next_nonnote_insn_bb): New function.
7806 * rtl.h (next_nonnote_insn_bb): Declare new function.
7807 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7808 with no successors that is the successor of the ENTRY_BLOCK.
7809 Continue from the top after removing an empty fallthrough block.
7810 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7811 of next_nonnote_insn.
7813 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7815 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7817 2009-07-25 Martin Jambor <mjambor@suse.cz>
7819 * c-common.c (c_common_attribute_table): New element for noclone.
7820 (handle_noclone_attribute): New function. Forward-declare.
7821 * tree-inline.c (tree_versionable_function_p): Check for noclone
7823 * doc/extend.texi (Labels as Values): Document need for noclone.
7824 (Function Attributes): Document noclone attribute.
7826 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7828 PR rtl-optimization/34999
7829 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7830 and dw_fde_switched_cold_to_hot fields.
7831 (output_cfi_p): New function.
7832 (output_call_frame_info): If fde->dw_fde_switched_sections,
7833 output 2 FDEs instead of one with corrupted header.
7834 (dwarf2out_do_cfi_startproc): New function.
7835 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7836 and fde->dw_fde_switched_cold_to_hot.
7837 (dwarf2out_switch_text_section): Compute
7838 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7839 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7840 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7841 Otherwise, compute fde->dw_fde_switch_cfi.
7843 2009-07-24 Cary Coutant <ccoutant@google.com>
7845 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7847 2009-07-24 Cary Coutant <ccoutant@google.com>
7849 * cfghooks.c (split_block): Copy discriminator to new block.
7850 * tree-cfg.c (assign_discriminator): Check location of last
7851 instruction in block as well as first.
7853 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7855 * config/i386/linux.c: Use fputs or putc instead of fprintf
7857 * config/i386/gas.h: Ditto.
7858 * config/i386/x86-64.h: Ditto.
7859 * config/i386/att.h: Ditto.
7861 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7863 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7866 2009-07-24 Martin Jambor <mjambor@suse.cz>
7868 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7869 (ipa_push_func_to_list_1): Declare.
7870 (ipa_push_func_to_list): New function.
7872 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7873 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7874 (ipa_push_func_to_list): Removed.
7875 (ipa_pop_func_from_list): Clear node_enqueued flag.
7877 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7879 * config/s390/s390.c (override_options): Default
7880 max-unrolled-insns to 100 for z10 tuning.
7882 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7884 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7885 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7886 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7887 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7888 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7889 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7890 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7892 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7894 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7895 use default set in mingw32.h header.
7896 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7897 64-bit /mingw/include path.
7898 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7901 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7903 PR rtl-optimization/40209
7904 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7906 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7908 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7909 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7910 with the rest of string where appropriate. Use fputs or putc
7911 instead of fprintf where appropriate.
7913 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7914 Pat Haugen <pthaugen@us.ibm.com>
7915 Revital Eres <ERES@il.ibm.com>
7917 * config/rs6000/vector.md: New file. Move most of the vector
7918 expander support here from altivec.md to allow for the VSX vector
7919 unit in the future. Add support for secondary_reload patterns.
7920 Rewrite the patterns for vector comparison, and vector comparison
7921 predicate instructions so that the RTL expresses the desired
7922 behavior, instead of using unspec.
7924 * config/rs6000/constraints.md ("f" constraint): Use
7925 rs6000_constraints to hold the precalculated register class.
7926 ("d" constraint): Ditto.
7927 ("wd" constraint): New constraint for VSX.
7928 ("wf" constraint): Ditto.
7929 ("ws" constraint): Ditto.
7930 ("wa" constraint): Ditto.
7931 ("wZ" constraint): Ditto.
7932 ("j" constraint): Ditto.
7934 * config/rs6000/predicates.md (vsx_register_operand): New
7936 (vfloat_operand): New predicate for vector.md.
7937 (vint_operand): Ditto.
7938 (vlogical_operand): Ditto.
7939 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7940 (easy_vector_constant): Add VSX support.
7941 (altivec_indexed_or_indirect_operand): New predicate for
7942 recognizing Altivec style memory references with AND -16.
7944 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7945 for vector secondary reload support.
7946 (rs6000_vector_reg_class): Delete, replacing it with
7948 (rs6000_vsx_reg_class): Ditto.
7949 (rs6000_constraints): New array to hold the register classes of
7950 each of the register constraints that can vary at runtime.
7951 (builtin_mode_to_type): New static array for builtin function type
7953 (builtin_hash_table): New static hash table for builtin function
7955 (TARGET_SECONDARY_RELOAD): Define target hook.
7956 (TARGET_IRA_COVER_CLASSES): Ditto.
7957 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7958 registers are 128 bits if VSX memory reference instructions are used.
7959 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7961 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7962 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7963 Print several of the scheduling related parameters.
7964 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7965 rs6000_constraints instead of rs6000_vector_reg_class. Move
7966 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7967 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7968 Altivec. Add VSX support. Setup for secondary reload support on
7969 Altivec/VSX registers.
7970 (rs6000_override_options): Make power7 set the scheduling groups
7971 like the power5. Add support for new debug switches to override
7972 the scheduling defaults. Temporarily disable -mcpu=power7 from
7973 setting -mvsx. Add support for debug switches -malways-hint,
7974 -msched-groups, and -malign-branch-targets.
7975 (rs6000_buitlin_conversion): Add support for returning unsigned
7976 vector conversion functions to fix regressions due to stricter
7978 (rs6000_builtin_mul_widen_even): Ditto.
7979 (rs6000_builtin_mul_widen_odd): Ditto.
7980 (rs6000_builtin_vec_perm): Ditto.
7981 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7982 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7984 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7986 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7987 VSX types for bit operations. Changes to accomidate vector.md.
7988 (bdesc_2arg): Ditto.
7989 (bdesc_1arg): Ditto.
7990 (struct builtin_description_predicates): Rewrite predicate
7991 handling so that RTL describes the operation, instead of passing
7992 the instruction to be used as a string argument.
7993 (bdesc_altivec_preds): Ditto.
7994 (altivec_expand_predicate_builtin): Ditto.
7995 (altivec_expand_builtin): Ditto.
7996 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7997 statement for vsldoi support.
7998 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7999 (altivec_expand_st_builtin): Ditto.
8000 (paired_expand_builtin): Whitespace changes.
8001 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8002 builtin_mode_to_type table for secondary reload. Call
8003 builtin_function_type to build random builtin functions.
8004 (altivec_init_builtins): Change to use builtin_function_type to
8005 create builtin function types dynamically as we need them.
8006 (builtin_hash_function): New support for hashing the tree types
8007 for builtin function as we need it, rather than trying to build
8008 all of the trees that we need. Add initial preliminary VSX support.
8009 (builtin_function_type): Ditto.
8010 (builtin_function_eq): Ditto.
8011 (builtin_hash_struct): Ditto.
8012 (rs6000_init_builtins): Ditto.
8013 (rs6000_common_init_builtins): Ditto.
8014 (altivec_init_builtins): Ditto.
8015 (rs6000_common_init_builtins): Ditto.
8016 (enum reload_reg_type): New enum for simplifing reg classes.
8017 (rs6000_reload_register_type): Simplify register classes into GPR,
8018 Vector, and other registers. Altivec and VSX addresses in reload.
8019 (rs6000_secondary_reload_inner): Ditto.
8020 (rs6000_ira_cover_classes): New target hook, that returns the
8021 appropriate cover classes, based on -mvsx being used or not.
8022 (rs6000_secondary_reload_class): Add VSX support.
8023 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8024 (get_vsel_insn): Ditto.
8025 (rs6000_emit_vector_compare): Rewrite vector conditional support
8026 so that where we can, we use RTL operators, instead of blindly use
8028 (rs6000_emit_vector_select): Ditto.
8029 (rs6000_emit_vector_cond_expr): Ditto.
8030 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8031 (create_TOC_reference): Add -mdebug=addr support.
8032 (emit_frame_save): VSX loads/stores need register indexed addressing.
8034 * config/rs6000/rs6000.md: Include vector.md.
8036 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8038 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8039 support for V2DI, V2DF in logical, permute, select operations.
8041 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8042 switch for vsx/power7.
8043 (-mvsx-scalar-memory): Ditto.
8044 (-mvsx-align-128): Ditto.
8045 (-mallow-movmisalign): Ditto.
8046 (-mallow-df-permute): Ditto.
8047 (-msched-groups): Ditto.
8048 (-malways-hint): Ditto.
8049 (-malign-branch-targets): Ditto.
8051 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8053 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8054 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8055 (rs6000_vector_reg_class): Delete.
8056 (rs6000_vsx_reg_class): Ditto.
8057 (enum rs6000_reg_class_enum): New enum for the constraints that
8058 vary based on target switches.
8059 (rs6000_constraints): New array to hold the register class for all
8060 of the register constraints that vary based on the switches used.
8061 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8062 (enum rs6000_builtins): Add unsigned varients for the builtin
8063 declarations returned by target hooks for expanding multiplies,
8064 select, and permute operations. Add VSX builtins.
8065 (enum rs6000_builtin_type_index): Add entries for VSX.
8066 (V2DI_type_node): Ditto.
8067 (V2DF_type_node): Ditto.
8068 (unsigned_V2DI_type_node): Ditto.
8069 (bool_long_type_node): Ditto.
8070 (intDI_type_internal_node): Ditto.
8071 (uintDI_type_internal_node): Ditto.
8072 (double_type_internal_node): Ditto.
8074 * config/rs6000/altivec.md (whole file): Move all expanders to
8075 vector.md from altivec.md. Rename insn matching functions to be
8077 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8078 (altivec_vcmp*): Ditto.
8079 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8080 (VM): New iterator for moves that includes the VSX types.
8081 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8082 (altivec_vperm_<mode>_uns): New, for unsigned types.
8083 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8084 (altivec_eq<mode>): Ditto.
8085 (altivec_gt<mode>): Ditto.
8086 (altivec_gtu<mode>): Ditto.
8087 (altivec_eqv4sf): Ditto.
8088 (altivec_gev4sf): Ditto.
8089 (altivec_gtv4sf): Ditto.
8090 (altivec_vcmpbfp_p): Ditto.
8092 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8094 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8097 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8100 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8101 ASM_SHORT instead of .word.
8102 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8103 instead of .word in asm template.
8105 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8108 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8109 (process_bb_node_lives): Use it.
8111 * ira.c (setup_cover_and_important_classes): Don't setup
8112 ira_important_class_nums. Add cover classes to the end of
8114 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8116 (find_reg_class_closure): Use reorder_important_classes.
8118 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8120 * config/i386/i386.c (i386_ira_cover_classes): New function.
8121 (TARGET_IRA_COVER_CLASSES): Redefine.
8123 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8124 importance of order of cover classes in the array.
8126 2009-07-22 Diego Novillo <dnovillo@google.com>
8128 * tree-pass.h (TDF_EH): Define.
8129 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8130 contains TDF_EH, print the EH region number holding GS.
8131 * tree-dump.c (dump_options): Add "eh".
8132 * doc/invoke.texi: Document it.
8134 2009-07-22 Doug Kwan <dougkwan@google.com>
8136 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
8138 2009-07-22 Michael Matz <matz@suse.de>
8140 PR tree-optimization/35229
8141 PR tree-optimization/39300
8143 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
8144 (inhibit_phi_insertion): New function.
8145 (insert_into_preds_of_block): Call it for REFERENCEs.
8146 (init_pre): Initialize and finalize scalar evolutions.
8147 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
8149 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
8151 * config/i386/predicates.md (zero_extended_scalar_load_operand):
8152 Use CONST_VECTOR_NUNITS to determine number of elements.
8154 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8156 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
8157 (U, W): Constraints are now deprecated and will be removed if we
8159 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
8161 ("prefetch"): Add the stcmh instruction for prefetching.
8162 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8164 (s390_short_displacement): Return always true if compiling for
8165 machines not providing the long displacement facility.
8166 (s390_mem_constraint): Support the new constraint letter Z.
8167 (s390_check_qrst_address): New function.
8169 2009-07-21 DJ Delorie <dj@redhat.com>
8171 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8174 2009-07-21 Jason Merrill <jason@redhat.com>
8176 * c-common.c (max_tinst_depth): Increase default to 1024.
8178 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8181 (vec_unpacku_float_lo_v4si): Ditto.
8183 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8186 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
8187 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
8188 (builtin_description): Add __builtin_ia32_cvtudq2ps.
8189 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
8191 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8193 PR tree-optimization/40813
8194 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8197 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8199 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8200 with a NOP_EXPR if needed.
8202 2009-07-21 Paul Brook <paul@codesourcery.com>
8204 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8205 Terminate debug dump with newline.
8207 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8209 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8210 Cast "1" to unsigned HOST_WIDE_INT.
8211 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8212 deposit length to the maximum length - lsb. Extend length if
8213 HOST_BITS_PER_WIDE_INT is 32.
8215 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8217 * cgraph.h (constant_pool_htab): New function.
8218 (constant_descriptor_tree): Move from varasm.c.
8219 * varasm.c (constant_pool_htab): New function.
8220 (constant_descriptor_tree): Move to cgraph.h.
8222 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8224 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8226 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8228 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8231 2009-07-20 Xinliang David Li <davidxl@google.com>
8233 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8235 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8237 * config/mips/mips.md (move_type): Add arith.
8238 (type): Handle arith.
8239 (zero_extendsidi2): Rename this into ...
8240 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8241 (zero_extendsidi2): New expander.
8242 (*zero_extendsidi2_dext): New pattern.
8244 2009-07-20 Nick Clifton <nickc@redhat.com>
8246 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8247 to set MIPS_ABI_DEFAULT.
8248 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8250 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8252 * tree-object-size.c (addr_object_size): Handle unions with
8253 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8255 PR tree-optimization/40792
8256 * tree.c (build_function_type_skip_args): Remove bogus assert.
8258 2009-07-20 Jan Hubicka <jh@suse.cz>
8259 Martin Jambor <mjambor@suse.cz>
8261 * cgraph.h (combined_args_to_skip): New field.
8262 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8263 combined_args_to_skip and args_to_skip.
8264 * tree-inline.c (update_clone_info): New function.
8265 (tree_function_versioning): Call update_clone_info.
8266 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8268 (cgraph_materialize_all_clones): More extensive dumping, working
8269 with combined_args_to_skip rather than args_to_skip.
8271 2009-07-20 Ira Rosen <irar@il.ibm.com>
8273 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8274 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8275 (get_initial_def_for_reduction): Likewise.
8276 (vectorizable_reduction): Skip the check of first operand in case
8277 of COND_EXPR. Add check that it is outer loop vectorization if
8278 nested cycle was detected. Call vectorizable_condition() for
8279 COND_EXPR. If reduction epilogue cannot be created do not fail for
8280 nested cycles (if it is not double reduction). Assert that there
8281 is only one type in the loop in case of COND_EXPR. Call
8282 vectorizable_condition() to vectorize COND_EXPR.
8283 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8284 Add parameters. Allow nested cycles if called from
8285 vectorizable_reduction(). Use reduction vector variable if provided.
8286 (vect_analyze_stmt): Call vectorizable_reduction() before
8287 vectorizable_condition().
8288 (vect_transform_stmt): Update call to vectorizable_condition().
8290 2009-07-20 Christian Bruel <christian.bruel@st.com>
8292 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8293 * doc/invoke.texi (-mfmovd): Likewise.
8294 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8296 2009-07-20 Jan Hubicka <jh@suse.cz>
8298 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8299 when handling SSA name.
8301 2009-07-19 Jan Hubicka <jh@suse.cz>
8303 PR tree-optimization/40676
8304 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8305 virtual PHIs in empty BBs.
8307 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8309 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8310 re-expanded the compound use gen_lowpart instead to convert to the
8313 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8315 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8316 OUTER_CONST arguments.
8317 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8318 the new wider mode will be masked off.
8319 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8321 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8323 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8324 high-order bits are zero.
8326 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8328 * combine.c (simplify_shift_const_1): Split code to determine
8330 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8331 new bits shifted in are identical to the old sign bit.
8333 2009-07-18 Richard Guenther <rguenther@suse.de>
8336 * gimplify.c (gimplify_call_expr): Reject code using results from
8337 functions returning void.
8339 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8341 * doc/md.texi: Document the new PowerPC "es" constraint.
8342 Document that "m" can include automodified addresses on this target,
8343 and explain how %U must be used. Extend the "Q" and "Z" documentation
8344 to suggest "es" as well as "m".
8345 * config/rs6000/constraints.md (es): New memory constraint.
8346 (Q, Z): Update strings to match new documentation.
8348 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8350 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8351 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8352 * config/rs6000/predicates.md (volatile_mem_operand): Use
8353 offsettable_nonstrict_memref_p.
8354 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8355 (*floatunssidf2_internal): Likewise.
8356 (*fix_truncdfsi2_internal): Likewise.
8357 (*fix_trunctfsi2_internal): Likewise.
8359 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8361 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8363 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8365 2009-07-17 Richard Guenther <rguenther@suse.de>
8368 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8369 (pass_warn_unused_result): Likewise.
8370 (TODO_set_props): Remove.
8371 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8373 (pass_diagnose_omp_blocks): Define.
8374 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8375 (c_gimple_diagnostics_recursively): Remove.
8376 (finish_function): Do not call it.
8377 (c_write_global_declarations): Continue after errors.
8378 Finalize the CU here.
8379 * c-gimplify.c (c_genericize): Do not gimplify here.
8380 * c-common.c (c_warn_unused_result): Move ...
8381 * tree-cfg.c (do_warn_unused_result): ... here.
8382 (run_warn_unused_result): New function.
8383 (gate_warn_unused_result): New function.
8384 (pass_warn_unused_result): New pass.
8385 * c-common.h (c_warn_unused_result): Remove.
8386 * flags.h (flag_warn_unused_result): Declare.
8387 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8388 * opts.c (flag_warn_unused_result): Initialize to false.
8389 * toplev.c (compile_file): Add comment.
8390 * omp-low.c (create_omp_child_function): Do not register
8391 the function with the frontend.
8392 (diagnose_omp_structured_block_errors): Prepare to be
8393 called as optimization pass.
8394 (gate_diagnose_omp_blocks): New function.
8395 (pass_diagnose_omp_blocks): New pass.
8396 * cgraph.h (cgraph_optimize): Remove.
8397 (cgraph_analyze_function): Likewise.
8398 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8399 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8400 before their parents here.
8401 (cgraph_finalize_function): Not here.
8402 (cgraph_analyze_function): Gimplify functions here.
8403 (cgraph_finalize_compilation_unit): Continue after errors.
8404 Optimize the callgraph from here.
8405 (cgraph_optimize): Make static.
8406 * langhooks.c (write_global_declarations): Finalize the CU.
8407 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8408 (gimplify_function_tree): Assert we gimplify only once.
8409 Set PROP_gimple_any property.
8410 * tree-nested.c (gimplify_all_functions): New function.
8411 (lower_nested_functions): Gimplify all nested functions.
8412 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8413 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8414 and pass_diagnose_omp_blocks after gimplification. Do not
8415 set TODO_set_props on all_lowering_passes.
8416 (execute_one_pass): Do not handle TODO_set_props.
8417 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8418 (gimplify.o): Add tree-pass.h dependency.
8419 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8420 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8421 (unsave_r): Likewise.
8422 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8425 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8427 * doc/service.texi (Service): Restore previously removed link,
8428 which isn't broken after all.
8430 2009-07-17 Richard Guenther <rguenther@suse.de>
8432 PR tree-optimization/40321
8433 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8434 PHI nodes to the maximal set.
8435 (make_values_for_phi): Add PHI arguments to the maximal set.
8436 (execute_pre): Dump PHI_GEN and the maximal set.
8438 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8441 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8444 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8446 * doc/extend.texi (Nested Functions): Replace broken link with
8448 * doc/service.texi (Service): Remove broken link.
8450 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8453 * builtins.c (expand_builtin_memcmp): Use loc instead of
8454 EXPR_LOCATION (exp).
8455 (expand_builtin_strncmp): Likewise.
8457 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8458 Manuel López-Ibáñez <manu@gcc.gnu.org>
8461 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8462 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8463 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8464 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8465 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8466 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8467 tree-inline.c, c-common.c, c-common.h, gimple.c,
8468 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8469 convert.c: Add location argument to fold_{unary,binary,ternary},
8470 fold_build[123], build_call_expr, build_size_arg,
8471 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8472 fold_build1_initializer, fold_build2_initializer,
8473 fold_build3_initializer, fold_build_call_array,
8474 fold_build_call_array_initializer, fold_single_bit_test,
8475 omit_one_operand, omit_two_operands, invert_truthvalue,
8476 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8477 combine_comparisons, fold_builtin_*, fold_call_expr,
8478 build_range_check, maybe_fold_offset_to_address, round_up,
8481 2009-07-16 Jason Merrill <jason@redhat.com>
8484 * c-common.c (c_common_reswords): Add __is_standard_layout
8486 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8487 * doc/implement-cxx.texi: New.
8488 * doc/gcc.texi: Include it.
8490 2009-07-16 DJ Delorie <dj@redhat.com>
8492 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8493 compares that may be indirectly affected by previous instructions.
8495 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8497 * builtins.c (do_mpc_arg2): New.
8498 (fold_builtin_2): Fold builtin cpow.
8499 * real.h (HAVE_mpc_pow): New.
8501 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8503 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8504 comparison to skip unprofitable schedule
8506 2009-07-16 Simon Baldwin <simonb@google.com>
8508 * gcc.c (option_map): New flag -no-canonical-prefixes.
8509 * (display_help): Print help text for new flag.
8510 * (process_command): Move options translation and language specifics
8511 and handle new flag early. Use it to set a function pointer to a
8512 prefix builder. Replace make_relative_prefix calls with calls to
8513 the function pointed to. Ignore new flag in regular options handling.
8514 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8516 2009-07-15 DJ Delorie <dj@redhat.com>
8518 * config/mep/mep.md (sibcall_internal): Change register to avoid
8520 (sibcall_value_internal): Likewise.
8522 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8524 PR rtl-optimization/40710
8525 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8527 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8529 * config/mips/mips.md (*extenddi_truncate<mode>,
8530 *extendsi_truncate<mode>): Change type attribute to move_type
8531 with shift_shift. Split out code handling exts from here ...
8532 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8534 (*extendhi_truncateqi): Change type attribute to move_type with
8535 shift_shift. Split out code handling exts from here ...
8536 (*extendhi_truncateqi_exts): ... to this new pattern.
8538 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8540 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8541 instead of "and" with inverted sign bit mask value. Use
8542 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8543 Allocate registers only for operand 4 and operand 5.
8545 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8548 * fold-const.c (fold_cond_expr_with_comparison): When folding
8549 < and <= to MIN, make sure the MIN uses the same type as the
8550 comparison's operands.
8552 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8554 * arm.md (ior_xor): New code iterator.
8555 (split for ior/xor with shift and zero-extend): New split pattern.
8556 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8558 2009-07-15 Richard Guenther <rguenther@suse.de>
8560 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8563 2009-07-15 Richard Guenther <rguenther@suse.de>
8566 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8568 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8570 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8571 handle 2.6.30 kernel.
8573 2009-07-15 DJ Delorie <dj@redhat.com>
8575 * config/mep/mep.md (sibcall_internal): Change register to allow
8576 for 24-bit addresses.
8577 (sibcall_value_internal): Likewise.
8579 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8581 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8582 that are enabled/disabled by the flags introduced by a previous patch.
8584 2009-07-14 DJ Delorie <dj@redhat.com>
8586 * config/mep/mep.md (sibcall_internal): Include non-toggling
8588 (sibcall_value_internal): Likewise.
8590 2009-07-14 Taras Glek <tglek@mozilla.com>
8591 Rafael Espindola <espindola@google.com>
8593 * doc/sourcebuild.texi: Document install-plugin target.
8594 * configure.ac: Added install-plugin target to language makefiles.
8595 * configure: Regenerate.
8596 * Makefile.in: (install-plugin): Install more headers,
8597 depend on lang.install-plugin.
8599 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8601 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8604 2009-07-14 DJ Delorie <dj@redhat.com>
8606 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8607 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8608 * config/mep/mep.md (sibcall_internal): Change test from
8609 mep_vliw_mode_match to mep_vliw_jmp_match.
8610 (sibcall_value_internal): Likewise.
8612 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8614 * config/i386/sse.md (copysign<mode>3): New expander.
8615 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8616 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8617 Use ix86_build_const_vector.
8618 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8619 IX86_BUILTIN_CPYSGNPD.
8620 (builtin_description): Add __builtin_ia32_copysignps and
8621 __builtin_ia32_copysignpd.
8622 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8623 and BUILT_IN_COPYSIGNF.
8625 2009-07-13 Jason Merrill <jason@redhat.com>
8627 * builtins.c (can_trust_pointer_alignment): New fn.
8628 (get_pointer_alignment): Factor it out from here.
8629 * tree.h: Declare it.
8631 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8633 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8636 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8640 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8642 2009-07-14 Richard Guenther <rguenther@suse.de>
8643 Andrey Belevantsev <abel@ispras.ru>
8646 * cfgexpand.c (partition_stack_vars): Do not bother to update
8647 alias information when not optimizing.
8649 2009-07-14 Richard Guenther <rguenther@suse.de>
8650 Andrey Belevantsev <abel@ispras.ru>
8652 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8653 (pt_solution_set): Likewise.
8654 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8655 * tree-ssa-structalias.c (pt_solution_set): New function.
8656 * final.c (rest_of_clean_state): Free SSA data structures.
8657 * print-rtl.c (print_decl_name): Remove.
8658 (print_mem_expr): Implement in terms of print_generic_expr.
8659 * alias.c (ao_ref_from_mem): New function.
8660 (rtx_refs_may_alias_p): Likewise.
8661 (true_dependence): Query alias-export info.
8662 (canon_true_dependence): Likewise.
8663 (write_dependence_p): Likewise.
8664 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8666 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8667 (mem_expr_equal_p): Use operand_equal_p.
8668 (set_mem_attributes_minus_bitpos): Do not use
8669 component_ref_for_mem_expr.
8670 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8671 (update_alias_info_with_stack_vars): Likewise.
8672 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8673 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8674 explicitly nor clear stmt operands.
8675 Free the decl-to-pointer map.
8676 * tree-optimize.c (execute_free_datastructures): Do not free
8677 SSA data structures here.
8678 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8679 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8680 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8682 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8684 2009-07-13 DJ Delorie <dj@redhat.com>
8686 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8687 unrolling at the right iteration count.
8689 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8692 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8694 * haifa-sched.c (rank_for_schedule): Introduced flags to
8695 enable/disable individual scheduling heuristics.
8696 * common.opt: Introduced flags to enable/disable individual
8697 heuristics in the scheduler.
8698 * doc/invoke.texi: Introduced flags to enable/disable individual
8699 heuristics in the scheduler.
8701 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8703 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8704 config/i386/mingw-tls.c.
8705 * config/i386/mingw-tls.c: Removed.
8707 2009-07-13 Ira Rosen <irar@il.ibm.com>
8709 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8710 checks access only relevant statements.
8711 (vectorizable_reduction): Likewise.
8713 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8715 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8716 just for 32-bit case.
8718 2009-07-12 Jan Hubicka <jh@suse.cz>
8720 PR tree-optimization/40585
8721 * except.c (expand_resx_expr): When there already is resume
8722 instruction, produce linked list.
8723 (build_post_landing_pads): Assert that resume is empty.
8724 (connect_post_landing_pads): Handle resume lists.
8725 (dump_eh_tree): Dump resume list.
8727 2009-07-12 Ira Rosen <irar@il.ibm.com>
8729 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8730 with additional argument.
8731 * tree-vectorizer.h (enum vect_def_type): Add
8732 vect_double_reduction_def.
8733 (vect_is_simple_reduction): Add argument.
8734 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8736 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8737 vect_is_simple_reduction with additional argument.
8738 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8740 (reduction_code_for_scalar_code): Handle additional codes by
8741 returning ERROR_MARK for them. Fix comment and indentation.
8742 (vect_is_simple_reduction): Fix comment, add argument to specify
8743 double reduction. Detect double reduction.
8744 (get_initial_def_for_induction): Fix indentation.
8745 (get_initial_def_for_reduction): Fix comment and indentation.
8746 Handle double reduction. Create initial definitions that do not
8747 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8748 (vect_create_epilog_for_reduction): Fix comment, add argument to
8749 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8750 epilogue result extraction. Create double reduction phi node and
8751 replace relevant uses.
8752 (vectorizable_reduction): Call vect_is_simple_reduction with
8753 additional argument. Fix indentation. Update epilogue code treatment
8754 according to the changes in reduction_code_for_scalar_code. Check
8755 for double reduction. Call vect_create_epilog_for_reduction with
8756 additional argument.
8757 * tree-vect-stmts.c (process_use): Handle double reduction, update
8759 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8760 (vect_get_vec_def_for_operand): Likewise.
8762 2009-07-12 Danny Smith <dansmister@gmail.com>
8764 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8765 dllexport if !TREE_PUBLIC.
8766 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8768 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8770 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8771 (avr_extra_arch_macro) Remove declatation.
8772 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8773 (avr_extra_arch_macro) Declare as static.
8774 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8776 2009-07-11 Jan Hubicka <jh@suse.cz>
8779 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8781 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8784 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8785 cold_in_std_section bits.
8786 (dwarf2out_begin_prologue): Initialize them.
8787 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8788 if already covered by text_section or cold_text_section range.
8790 PR rtl-optimization/40667
8791 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8792 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8793 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8794 * config/i386/i386.c (ix86_minimum_alignment): New function.
8795 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8796 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8797 * emit-rtl.c (gen_reg_rtx): Likewise.
8798 * function.c (assign_parms): Likewise. If nominal_type needs
8799 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8800 rather than passed_type's alignment.
8803 * function.c (assign_parm_setup_stack): Adjust
8804 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8805 from nominal_mode on big endian.
8807 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8809 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8811 2009-07-10 DJ Delorie <dj@redhat.com>
8813 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8815 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8817 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8819 (thumb2_cbnz): Likewise.
8821 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8824 * config.gcc (supported_defaults): Add synci.
8825 (with_synci): Add validation.
8826 (all_defaults): Add synci.
8827 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8830 * config/mips/mips.opt (msynci): New option.
8831 * config/mips/mips.c (mips_override_options): Warn on use of
8832 -msynci for targets that do now support it.
8833 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8835 * gcc/doc/invoke.texi (-msynci): Document the new option.
8836 * doc/install.texi (--with-synci): Document the new option.
8838 2009-07-10 Richard Guenther <rguenther@suse.de>
8840 PR tree-optimization/40496
8841 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8842 the PHI result with a compatible type.
8844 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8848 * c.opt (Wunused-result): New.
8849 * doc/invoke.texi: Document it.
8850 * c-common.c (c_warn_unused_result): Use it.
8852 2009-07-09 DJ Delorie <dj@redhat.com>
8854 * targhooks.c (default_target_can_inline_p): Rename from
8855 default_target_option_can_inline_p.
8856 * targhooks.h (default_target_can_inline_p): Likewise.
8857 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8858 TARGET_OPTION_CAN_INLINE_P.
8859 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8860 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8861 (mep_target_can_inline_p): Rename from
8862 mep_target_option_can_inline_p.
8865 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8866 registers used to pass vectors.
8868 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8870 2009-07-09 Tom Tromey <tromey@redhat.com>
8872 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8873 * config/mmix/mmix.c: Include dwarf2.h.
8874 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8875 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8876 * config/sh/sh.c: Include dwarf2.h.
8877 * config/i386/i386.c: Include dwarf2.h.
8878 * Makefile.in (DWARF2_H): Remove 'elf'.
8879 * except.c: Include dwarf2.h.
8880 * unwind-dw2.c: Include dwarf2.h.
8881 * dwarf2out.c: Include dwarf2.h.
8882 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8883 * unwind-dw2-fde.c: Include dwarf2.h.
8884 * dwarf2asm.c: Include dwarf2.h.
8886 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8888 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8889 (max_issue): Use it.
8890 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8892 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8893 (region_sched_info): Update.
8894 * sched-ebb.c (ebb_sched_info): Update.
8895 * modulo-sched.c (sms_sched_info): Update.
8896 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8898 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8900 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8902 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8904 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8906 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8909 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8910 arg1 with arg01 if arg1 is already INTEGER_CST.
8912 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8914 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8915 Transform (and (truncate)) into (truncate (and)).
8917 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8919 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8920 creating LHS paradoxical subregs. Fix surrounding returns to
8921 use NULL_RTX rather than 0.
8923 2009-07-08 DJ Delorie <dj@redhat.com>
8925 * config/mep/mep.c: (mep_option_can_inline_p): New.
8926 (TARGET_OPTION_CAN_INLINE_P): Define.
8928 2009-07-08 Mark Wielaard <mjw@redhat.com>
8931 * dwarf2out.c (add_data_member_location_attribute): When we have
8932 only a constant offset don't emit a new location description using
8933 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8936 2009-07-08 Richard Henderson <rth@redhat.com>
8939 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8940 (enum reg_class): Add CLOBBERED_REGS.
8941 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8942 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8943 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8944 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8945 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8946 force 64-bit sibcalls into R11.
8947 * config/i386/constraints.md (U): New constraint.
8948 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8949 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8950 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8952 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8954 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8956 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8957 * ebitmap.h (dump_ebitmap): Ditto.
8958 * optabs.h (optab_libfunc): Ditto.
8959 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8960 * tree-flow.h (vect_can_force_dr_alignment_p,
8961 get_vectype_for_scalar_type): Ditto.
8962 (vectorize_loops): Move prototype to ...
8963 * tree-vectorizer.h: ... here. Also, adjust comment.
8964 (vect_set_verbosity_level): Remove duplicate prototype.
8965 * tree-ssa-loop.c: Include tree-vectorizer.h.
8966 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8968 2009-07-08 Nick Clifton <nickc@redhat.com>
8970 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8973 2009-07-08 DJ Delorie <dj@redhat.com>
8975 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8976 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8977 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8979 * config/mep/intrinsics.md: Regenerated.
8980 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8981 registers when asm() or calls are detected.
8983 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8986 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8988 * gimple (gimple_build_call_from_tree): Likewise.
8989 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8990 no_warning flag before warning.
8992 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8994 * tree.c (set_expr_locus): Remove.
8995 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8996 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8998 * gimplify.c (internal_get_tmp_var): Likewise.
8999 (gimplify_call_expr): Likewise.
9000 (gimplify_one_sizepos): Likewise.
9002 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9005 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9006 to variables for debugging purposes.
9008 2009-06-23 Mark Loeser <mark@halcy0n.com>
9011 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9013 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9015 * pretty-print.c (pp_base_format): Remove %J.
9016 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9017 gcc_cxxdiag_char_table): Likewise.
9018 (init_dynamic_diag_info): Likewise.
9020 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9022 * pretty-print.c (pp_base_format): Remove %H.
9023 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9024 gcc_cxxdiag_char_table): Likewise.
9025 (init_dynamic_diag_info): Likewise.
9026 * config/mep/mep.c (mep_select_section): Likewise.
9028 2009-07-07 Duncan Sands <baldrick@free.fr>
9030 * final.c (pass_clean_state): Give the pass a name.
9031 * passes.c (pass_rest_of_compilation): Likewise.
9032 * tree-optimize.c (pass_all_optimizations): Likewise.
9034 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9036 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9037 an extra 'decl' for error_at.
9039 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9042 * tree-tailcall.c (adjust_return_value_with_ops,
9043 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9044 if it has complex or vector type.
9046 2009-07-07 Olivier Hainque <hainque@adacore.com>
9048 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9051 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9053 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9055 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9057 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9058 * c-decl.c: Likewise.
9059 * function.c: Likewise.
9060 * varasm.c: Likewise.
9061 * tree-ssa.c: Likewise.
9062 * c-common.c: Likewise.
9063 * tree-cfg.c: Likewise.
9064 * config/spu/spu.c: Likewise.
9065 * config/ia64/ia64.c: Likewise.
9066 * config/v850/v850.c: Likewise.
9068 2009-07-06 DJ Delorie <dj@redhat.com>
9070 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9071 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9072 unspecified accesses to control registers.
9073 * config/mep/intrinsics.md: Regenerate.
9074 * config/mep/intrinsics.h: Regenerate.
9075 * config/mep/mep-intrin.h: Regenerate.
9077 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9079 * c-lex.c: Replace %H by an explicit location. Update all calls.
9080 * c-common.c: Likewise.
9081 * c-decl.c: Likewise.
9082 * c-typeck.c: Likewise.
9083 * fold-const.c: Likewise.
9084 * gimplify.c: Likewise.
9086 * tree-cfg.c: Likewise.
9087 * tree-ssa-loop-niter.c: Likewise.
9088 * tree-vrp.c: Likewise.
9089 * value-prof.c: Likewise.
9091 2009-07-06 Diego Novillo <dnovillo@google.com>
9093 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9094 if it has one. Handle cases where VAR does not have an
9095 annotation or cfun is NULL.
9097 2009-07-06 Diego Novillo <dnovillo@google.com>
9099 * tree.c: Include debug.h.
9100 (initialize_tree_contains_struct): New.
9101 (init_ttree): Call it.
9102 (tree_node_structure_for_code): Factor out of ...
9103 (tree_node_structure): ... here.
9104 * treestruct.def (TS_PHI_NODE): Remove.
9105 (TS_GIMPLE_STATEMENT): Remove.
9107 2009-07-06 Diego Novillo <dnovillo@google.com>
9109 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9110 (debug_tree_chain): Handle cycles.
9112 2009-07-06 Nick Clifton <nickc@redhat.com>
9113 DJ Delorie <dj@redhat.com>
9115 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9116 __FMOVD_ENABLED__ is defined.
9118 (TARGET_FMOVD): Provide a default definition.
9119 (MASK_FMOVD): Likewise.
9120 (TARGET_CPU_CPP_BUILTINS): Define
9121 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9122 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9123 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9124 (split for DF load from memory into register): Also handle
9125 MEMs which consist of REG+DISP addressing.
9126 (split for DF store from register to memory): Likewise.
9127 (movsf_ie): Always use single fp_mode.
9128 * config/sh/sh.c (sh_override_options): Do not automatically
9129 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9130 that to the -mfmovd command line switch.
9131 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9132 (fldi_ok): Always allow.
9133 * config/sh/sh.opt (mfmovd): Remove this switch.
9134 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9136 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9137 Kaz Kojima <kkojima@gcc.gnu.org>
9139 PR rtl-optimization/30807
9140 * postreload.c (reload_combine): For every new use of REG_SUM,
9141 record the use of BASE.
9143 2009-07-06 Jan Hubicka <jh@suse.cz>
9145 * params.def: Revert my accidental commit at 2009-06-30.
9147 2009-07-04 Ian Lance Taylor <iant@google.com>
9150 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
9152 (mingw_format_attribute_overrides): Likewise.
9154 2009-07-04 Jakub Jelinek <jakub@redhat.com>
9157 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
9158 don't check cfa.reg. Instead of cfa.indirect use
9159 fde && fde->drap_reg != INVALID_REGNUM test.
9161 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9163 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9165 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9168 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9170 2009-07-03 Richard Guenther <rguenther@suse.de>
9172 PR tree-optimization/40640
9173 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9176 2009-07-03 Jan Hubicka <jh@suse.cz>
9178 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
9179 for size, reduce amount of inlining.
9181 2009-07-03 Richard Guenther <rguenther@suse.de>
9184 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
9185 if t +- x is known to not overflow and the conversion widens the
9187 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
9189 2009-07-03 Jan Hubicka <jh@suse.cz>
9191 * ipa-pure-const.c (analyze): Update loop optimizer init.
9192 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9193 try_remove_empty_loop, remove_empty_loops): Remove.
9194 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9195 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9196 to mark regular loops as neccesary.
9197 (degenerate_phi_p): New function.
9198 (propagate_necessity, remove_dead_phis): Use it.
9199 (forward_edge_to_pdom): Likewise.
9200 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9201 virtual PHI nodes that became unreachable.
9202 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9203 * tree-flow.h (remove_empty_loops): Remove.
9204 * passes.c (init_optimization_passes): Remove.
9206 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9208 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9209 can_create_pseudo_p.
9210 (*fix_trunc<mode>_i387_1): Ditto.
9211 (*floathi<mode>2_1): Ditto.
9212 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9213 (*fistdi2_1): Ditto.
9214 (*fist<mode>2_1): Ditto.
9215 (frndintxf2_floor): Ditto.
9216 (*fist<mode>2_floor_1): Ditto.
9217 (frndintxf2_ceil): Ditto.
9218 (*fist<mode>2_ceil_1): Ditto.
9219 (frndintxf2_trunc): Ditto.
9220 (frndintxf2_mask_pm): Ditto.
9221 (fxam<mode>2_i387_with_temp): Ditto.
9222 * config/i386/sse.md (mulv16qi3): Ditto.
9223 (*sse2_mulv4si3): Ditto.
9225 (sse4_2_pcmpestr): Ditto.
9226 (sse4_2_pcmpistr): Ditto.
9228 2009-07-03 Jan Hubicka <jh@suse.cz>
9230 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9231 (mark_stmt_necessary): Set it.
9232 (mark_operand_necessary): Set it.
9233 (mark_control_dependent_edges_necessary): Set it.
9234 (mark_virtual_phi_result_for_renaming): New function.
9235 (get_live_post_dom): New function.
9236 (forward_edge_to_pdom): New function.
9237 (remove_dead_stmt): Fix handling of control dependences.
9238 (tree_dce_init): Init new bitmap.
9239 (tree_dce_done): Free it.
9241 2009-07-02 Richard Guenther <rguenther@suse.de>
9244 * tree-ssa-structalias.c (new_var_info): Initialize
9247 2009-07-02 Jan Hubicka <jh@suse.cz>
9249 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9252 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9254 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9255 instead of recomputing it. Adjust calls.
9256 (emit_store_flag): Adjust recursive calls.
9258 2009-07-02 Richard Guenther <rguenther@suse.de>
9260 * tree-ssa-live.c (remove_unused_locals): Do not remove
9262 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9263 of DECL_EXTERNAL for HEAP variables.
9264 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9265 HEAP variables. Do not adjust RESTRICT vars.
9266 (find_what_var_points_to): Nobody cares if something
9269 2009-07-02 Ben Elliston <bje@au.ibm.com>
9271 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9272 pc_low and pc_high declarations to the top of the function.
9274 2009-07-01 DJ Delorie <dj@redhat.com>
9276 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9278 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9279 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9280 unspecified accesses to control registers.
9281 * config/mep/intrinsics.md: Regenerate.
9282 * config/mep/intrinsics.h: Regenerate.
9283 * config/mep/mep-intrin.h: Regenerate.
9285 2009-07-01 Anthony Green <green@moxielogic.com>
9287 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9288 instruction when possible.
9289 (moxie_expand_prologue): Ditto. Also, save an instruction and
9290 some complexity by popping off of $r12 instead of $sp.
9291 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9294 2009-07-01 Richard Henderson <rth@redhat.com>
9297 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9298 contained no insns, reposition note before last insn.
9300 2009-07-01 Richard Henderson <rth@redhat.com>
9303 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9304 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9306 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9309 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9310 darwin9 for printing reg addresses with %y.
9312 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9314 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9315 truncation from operands in binary operations.
9317 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9320 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9321 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9322 subreg of op0 to the original op0.
9324 * expmed.c (store_bit_field_1): Use a temporary as the destination
9325 instead of a paradoxical subreg when we need to truncate the result.
9327 2009-07-01 DJ Delorie <dj@redhat.com>
9329 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9330 names to VLIW variants.
9331 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9332 * config/mep/intrinsics.md: Regenerate.
9333 * config/mep/intrinsics.h: Regenerate.
9334 * config/mep/mep-intrin.h: Regenerate.
9336 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9339 * jump.c (returnjump_p): Revert last patch.
9340 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9342 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9345 * pa.md (casesi32p): Use jump table label to determine the offset
9347 (casesi64p): Likewise.
9349 * pa.c (forward_branch_p): Return bool type. Use instruction
9350 addresses when available. Assert that INSN has a jump label.
9351 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9354 2009-07-01 Richard Guenther <rguenther@suse.de>
9356 PR tree-optimization/19831
9357 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9358 that only act as barriers do not make any previous stores necessary.
9359 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9360 HEAP variables global, do not add a constraint from nonlocal.
9361 (find_func_aliases): Handle escapes through return statements.
9362 (compute_points_to_sets): Make escaped HEAP variables global.
9364 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9367 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9368 after reducing a DImode cstore to SImode.
9370 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9372 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9373 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9375 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9377 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9378 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9380 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9381 and umod_optab if TARGET_BSD_DIVMOD.
9382 * config/vax/lib1funcs.asm: New file.
9383 * config/vax/t-linux: New file.
9384 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9386 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9389 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9390 to type arguments that have void type.
9393 * dwarf2out.c (gen_formal_parameter_die): Call
9394 equate_decl_number_to_die if node is different from origin.
9396 2009-06-30 Anthony Green <green@moxielogic.com>
9398 Clean up moxie port for --enable-build-with-cxx.
9399 * config/moxie/moxie.c (moxie_function_value): First two
9400 parameters are const_tree, not tree.
9401 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9402 (REG_CLASS_NAMES): Ditto.
9403 (REGNO_REG_CLASS): Ditto.
9404 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9405 (moxie_function_value): Fix constyness of arguments.
9407 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9409 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9410 finalize_size_functions before further processing.
9411 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9412 (variable_size): Call self_referential_size on size expressions
9413 that contain a PLACEHOLDER_EXPR.
9414 (size_functions): New static variable.
9415 (copy_self_referential_tree_r): New static function.
9416 (self_referential_size): Likewise.
9417 (finalize_size_functions): New global function.
9418 * tree.c: Include tree-inline.h.
9419 (push_without_duplicates): New static function.
9420 (find_placeholder_in_expr): New global function.
9421 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9423 <tcc_expression>: Likewise.
9424 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9425 the call in the expression.
9426 * tree.h (finalize_size_functions): Declare.
9427 (find_placeholder_in_expr): Likewise.
9428 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9429 (substitute_placeholder_in_expr): Update comment.
9430 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9432 (copy_tree_body_r): Likewise.
9433 (copy_tree_body): New static function.
9434 (maybe_inline_call_in_expr): New global function.
9435 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9436 (maybe_inline_call_in_expr): Declare.
9437 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9438 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9441 2009-06-30 Richard Guenther <rguenther@suse.de>
9443 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9445 (propagate_necessity): Do not mark reaching defs of stores
9448 2009-06-30 Jan Hubicka <jh@suse.cz>
9450 * cfgloopanal.c (check_irred): Move into ...
9451 (mark_irreducible_loops): ... here; return true if ireducible
9453 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9454 (analyze_function): Try to prove loop finiteness.
9455 * cfgloop.h (mark_irreducible_loops): Update prototype.
9456 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9458 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9460 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9462 2009-06-30 Ira Rosen <irar@il.ibm.com>
9464 PR tree-optimization/40542
9465 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9468 2009-06-30 Martin Jambor <mjambor@suse.cz>
9470 PR tree-optimization/40582
9471 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9472 than useless_type_conversion_p.
9473 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9476 2009-06-30 Martin Jambor <mjambor@suse.cz>
9479 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9481 2009-06-30 Richard Guenther <rguenther@suse.de>
9483 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9484 use ao_ref references.
9485 (walk_aliased_vdefs): Likewise.
9486 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9487 * tree-ssa-dce.c (struct ref_data): Remove.
9488 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9489 (mark_aliased_reaching_defs_necessary): Adjust.
9490 (mark_all_reaching_defs_necessary_1): Likewise.
9492 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9495 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9496 (emit_store_flag_1): Extract from emit_store_flag, adjust
9497 calls to (what now is) emit_cstore.
9498 (emit_store_flag): Call emit_store_flag_1 and also use it
9499 for what used to be recursive calls.
9501 2009-06-30 Wei Guozhi <carrot@google.com>
9504 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9505 if the target bb post dominates from bb.
9506 * config/i386/i386.c (memory_address_length): Check existence of base
9507 register before using it.
9509 2009-06-30 Nick Clifton <nickc@redhat.com>
9510 DJ Delorie <dj@redhat.com>
9512 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9513 __FMOVD_ENABLED__ is defined.
9515 (TARGET_FMOVD): Provide a default definition.
9516 (MASK_FMOVD): Likewise.
9517 (TARGET_CPU_CPP_BUILTINS): Define
9518 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9519 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9520 two fmov instructions depending upon whether TARGET_FMOVD is
9522 (split for DF load from memory into register): Also handle
9523 MEMs which consist of REG+DISP addressing.
9524 (split for DF store from register to memory): Likewise.
9525 * config/sh/sh.opt (mfmovd): Remove this switch.
9526 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9527 * config/sh/sh.c (sh_override_options): Do not automatically
9528 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9529 that to the -mfmovd command line switch.
9531 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9533 (fldi_ok): Always allow.
9534 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9536 2009-06-29 DJ Delorie <dj@redhat.com>
9538 * doc/install.texi (mep-x-elf): Correct chip's full name.
9540 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9542 * doc/extend.texi: Fix typo.
9544 2009-06-29 Tom Tromey <tromey@redhat.com>
9547 * Makefile.in (DWARF2_H): New variable.
9549 (dwarf2out.o): Likewise.
9550 (dwarf2asm.o): Likewise.
9551 * config/i386/t-i386: Use DWARF2_H.
9552 * except.c: Include elf/dwarf2.h.
9553 * unwind-dw2.c: Include elf/dwarf2.h.
9554 * dwarf2out.c: Include elf/dwarf2.h.
9555 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9556 <dtprel>: New field.
9557 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9558 (size_of_loc_descr): Likewise.
9559 (output_loc_operands_raw): Likewise.
9560 (output_loc_operands): Handle new dtprel field.
9561 (loc_checksum): Update.
9562 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9563 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9564 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9565 * dwarf2asm.c: Include elf/dwarf2.h.
9566 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9567 * config/mmix/mmix.c: Include elf/dwarf2.h.
9568 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9569 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9570 * config/sh/sh.c: Include elf/dwarf2.h.
9571 * config/i386/i386.c: Include elf/dwarf2.h.
9573 2009-06-29 DJ Delorie <dj@redhat.com>
9575 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9577 * doc/extend.texi: Add MeP attributes and pragmas.
9578 * doc/invoke.text: Add MeP Options.
9579 * doc/contrib.texi: Add MeP contribution.
9580 * doc/md.texi: Add MeP constraints.
9581 * doc/install.texi: Add MeP target.
9583 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9585 * target.h (struct gcc_target): Add frame_pointer_required field.
9586 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9587 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9588 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9590 * reload1.c (update_eliminables): (Ditto.).
9591 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9592 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9593 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9595 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9597 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9598 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9599 (arm_frame_pointer_required): New function.
9601 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9602 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9603 (avr_frame_pointer_required_p): Declare as static.
9604 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9606 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9607 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9608 (bfin_frame_pointer_required): Make as static, change return type
9610 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9612 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9613 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9614 (cris_frame_pointer_required): New function.
9616 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9618 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9619 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9620 (fr30_frame_pointer_required): New function.
9622 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9623 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9624 (frv_frame_pointer_required): Make as static, change return type
9626 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9628 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9629 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9630 (ix86_frame_pointer_required): Make as static, change return type to
9632 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9634 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9635 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9637 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9639 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9641 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9643 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9644 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9645 (mips_frame_pointer_required): Make as static.
9646 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9648 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9649 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9650 (mmix_frame_pointer_required): Mew function.
9652 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9653 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9655 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9657 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9659 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9661 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9662 (CAN_ELIMINATE): Redefine.
9663 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9664 (sparc_frame_pointer_required): New function.
9665 (sparc_can_eliminate): New function.
9666 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9668 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9669 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9671 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9672 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9673 (xtensa_frame_pointer_required): Make as static, change return type
9675 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9678 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9680 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9681 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9682 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9683 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9684 (register_callback): Handle PLUGIN_START_UNIT.
9685 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9687 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9689 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9691 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9692 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9694 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9696 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9699 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9701 * doc/extend.texi (Additional Floating Types): __float128 is also
9702 supported on i386 targets.
9704 2009-06-29 Richard Guenther <rguenther@suse.de>
9707 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9709 (pt_solutions_same_restrict_base): Declare.
9710 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9712 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9713 (make_constraint_from, make_copy_constraint): Move earlier.
9714 (make_constraint_from_heapvar): New function.
9715 (make_constraint_from_restrict): Likewise.
9716 (handle_lhs_call): Use it.
9717 (find_func_aliases): Use it to track conversions to restrict
9719 (struct fieldoff): Add only_restrict_pointers flag.
9720 (push_fields_onto_fieldstack): Initialize it.
9721 (create_variable_info_for): Track global restrict qualified pointers.
9722 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9723 Track restrict qualified pointer arguments.
9724 (set_uids_in_ptset): Use varinfo is_global_var flag.
9725 (find_what_var_points_to): Set the vars_contains_restrict flag.
9726 Always create the points-to solution for sets including restrict tags.
9727 (pt_solutions_same_restrict_base): New function.
9728 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9729 qualified pointers use pt_solutions_same_restrict_base as
9730 additional source for disambiguation.
9732 2009-06-29 Richard Guenther <rguenther@suse.de>
9735 * alias.c (find_base_decl): Remove.
9736 (get_deref_alias_set_1): Remove restrict handling.
9737 * c-common.c (c_apply_type_quals_to_decl): Do not set
9738 DECL_POINTER_ALIAS_SET.
9739 * gimplify.c (find_single_pointer_decl_1): Remove.
9740 (find_single_pointer_decl): Likewise.
9741 (internal_get_tmp_var): Remove restrict handling.
9742 (gimple_regimplify_operands): Likewise.
9743 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9744 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9745 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9746 * tree.c (restrict_base_for_decl): Remove.
9747 (init_ttree): Do not allocate it.
9748 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9749 LABEL_DECL_UID for label decls.
9750 (copy_node_stat): Do not copy restrict information.
9751 (decl_restrict_base_lookup): Remove.
9752 (decl_restrict_base_insert): Likewise.
9753 (print_restrict_base_statistics): Likewise.
9754 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9755 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9756 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9757 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9758 (LABEL_DECL_UID): Adjust.
9759 (DECL_BASED_ON_RESTRICT_P): Remove.
9760 (DECL_GET_RESTRICT_BASE): Likewise.
9761 (SET_DECL_RESTRICT_BASE): Likewise.
9762 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9764 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9765 instead of DECL_POINTER_ALIAS_SET.
9766 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9767 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9768 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9770 2009-06-29 Richard Guenther <rguenther@suse.de>
9772 PR tree-optimization/40579
9773 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9774 the IL to simplify has constants that overflowed.
9776 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9778 PR tree-optimization/40550
9779 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9780 vector_compute_type only when the size of vector_compute_type is
9781 less than the size of type.
9783 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9785 * fold-const.c (contains_label_1): Fix comments.
9786 (contains_label_p): Do not walk trees multiple time.
9788 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9790 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9791 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9792 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9793 ix86_fp_comparison_operator.
9794 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9795 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9796 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9797 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9798 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9799 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9800 (related splits): Change predicate to ix86_fp_comparison_operator.
9801 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9802 instead of ix86_fp_comparison_codes.
9803 (ix86_trivial_fp_comparison_operator,
9804 ix86_fp_comparison_operator): New.
9805 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9806 (ix86_expand_compare): Eliminate last two parameters.
9807 (ix86_fp_jump_nontrivial_p): Kill.
9808 * config/i386/i386.c (put_condition_code): Eliminate call to
9809 ix86_fp_comparison_codes and subsequent assertion.
9810 (ix86_fp_comparison_codes): Eliminate.
9811 (ix86_fp_swap_condition): New.
9812 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9813 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9814 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9815 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9816 and ix86_fp_swap_condition.
9817 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9818 Use ix86_fp_comparison_strategy.
9819 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9820 (ix86_fp_jump_nontrivial_p): Eliminate.
9821 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9822 call to ix86_expand_compare.
9823 (ix86_split_fp_branch, ix86_expand_setcc,
9824 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9825 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9827 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9829 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9830 related to jump_clobbers.
9831 * config/arm/arm.md (conds): Remove jump_clob case.
9832 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9833 splits): Change comparison_operator to arm_comparison_operator.
9834 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9837 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9839 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9840 condition for floating point modes.
9841 * expmed.c (emit_store_flag_1): Move here a bigger part
9843 (emit_store_flag): Try swapping the condition for floating point
9845 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9847 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9849 * expr.c (expand_expr_real_1): Just use do_store_flag.
9850 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9851 emit_store_flag_force.
9852 * expmed.c (emit_store_flag_force): Copy here trick
9853 previously in expand_expr_real_1. Try reversing the comparison.
9854 (emit_store_flag_1): Work if target is NULL.
9855 (emit_store_flag): Work if target is NULL, using the result mode
9856 from the comparison. Use split_comparison, restructure final part
9857 to simplify conditionals.
9859 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9861 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9862 * dojump.c (do_jump): Change handling of floating-point
9863 ops to use just do_compare_and_jump.
9864 (split_comparison): New.
9865 (do_compare_rtx_and_jump): Add here logic coming previously
9866 in do_jump, using split_comparison.
9868 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9871 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9873 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9875 * tree-ssa-alias.c: Fix unintentional commit.
9877 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9879 * passes.c (execute_one_pass): Fix unintentional commit.
9881 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9883 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9884 (df_rd_local_compute, df_md_local_compute): Inline them.
9886 (df_md_scratch): New.
9887 (df_md_alloc, df_md_free): Allocate/free it.
9888 (df_md_local_compute): Only include live registers in init.
9889 (df_md_transfer_function): Prune the in-set computed by
9890 the confluence function, and the gen-set too.
9892 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9894 PR rtl-optimization/26854
9895 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9896 * df-problems.c (df_rd_add_problem): Fix comment.
9897 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9898 df_md_simulate_artificial_defs_at_top,
9899 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9900 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9901 df_md_transfer_function, df_md_init, df_md_confluence_0,
9902 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9903 problem_MD, df_md_add_problem): New.
9904 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9905 df_md_get_bb_info): New.
9906 (DF_LAST_PROBLEM_PLUS1): Adjust.
9908 * Makefile.in (fwprop.o): Include domwalk.h.
9909 * fwprop.c: Include domwalk.h.
9910 (reg_defs, reg_defs_stack): New.
9911 (bitmap_only_bit_between): Remove.
9912 (process_defs): New.
9913 (process_uses): Use reg_defs and local_md instead of
9914 bitmap_only_bit_between and local_rd.
9915 (single_def_use_enter_block): New, from build_single_def_use_links.
9916 (single_def_use_leave_block): New.
9917 (build_single_def_use_links): Remove code moved to
9918 single_def_use_enter_block, invoke domwalk.
9919 (use_killed_between): Adjust comment.
9921 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9923 * bitmap.h (bitmap_ior_and_into): New.
9924 * bitmap.c (bitmap_ior_and_into): New.
9926 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9928 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9929 before_dom_children_before_stmts and after_dom_children_after_stmts.
9930 Rename the two remaining callbacks to just before_dom_children and
9931 after_dom_children. Remove other GIMPLE statement walking bits.
9932 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9933 * graphite.c: Do not include domwalk.h.
9934 * tree-into-ssa.c (interesting_blocks): New global.
9935 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9936 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9937 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9938 now that they're not domwalk callbacks.
9939 (rewrite_initialize_block): Rename to...
9940 (rewrite_enter_block): ... this, place after called functions. Test
9941 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9942 (rewrite_finalize_block): Rename to...
9943 (rewrite_leave_block): ... this, place after called functions.
9944 (rewrite_update_init_block): Rename to...
9945 (rewrite_update_enter_block): ... this, place after called functions.
9946 Test interesting_blocks, call rewrite_update_stmt and
9947 rewrite_update_phi_arguments.
9948 (rewrite_update_fini_block): Rename to...
9949 (rewrite_leave_block): ... this, place after called functions.
9950 (rewrite_blocks): Remove last argument, simplify initialization of
9952 (mark_def_sites_initialize_block): Rename to...
9953 (mark_def_sites_block): ... this, call mark_def_sites.
9954 (mark_def_sites_blocks): Remove argument, simplify initialization of
9956 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9957 (update_ssa): Likewise.
9958 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9960 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9961 (dom_opt_initialize_block): Rename to...
9962 (dom_opt_enter_block): ... this, place after called functions. Walk
9963 statements here, inline propagate_to_outgoing_edges.
9964 (dom_opt_finalize_block): Rename to...
9965 (dom_opt_leave_block): ... this, place after called functions.
9966 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9968 (dse_enter_block, dse_record_phi): New.
9969 (dse_record_phis): Delete.
9970 (dse_finalize_block): Rename to...
9971 (dse_leave_block): ... this.
9972 (tree_ssa_dse): Simplify initialization of walk_data.
9973 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9974 Adjust initialization of walk_data.
9975 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9976 * tree-ssa-loop-phiopt.c (get_non_trapping):
9977 Adjust initialization of walk_data.
9978 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9979 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9980 it's not a domwalk callback.
9981 (uncprop_initialize_block): Rename to...
9982 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9983 (dse_finalize_block): Rename to...
9984 (dse_leave_block): ... this.
9985 (tree_ssa_uncprop): Simplify initialization of walk_data.
9986 * Makefile.in: Adjust dependencies.
9988 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9990 * arm.md (casesi): Fix test for Thumb1.
9991 (thumb1_casesi_internal_pic): Likewise.
9992 (thumb1_casesi_dispatch): Likewise.
9994 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9996 * config/arm/arm-cores.def: Added core cortex-m0.
9997 * config/arm/arm-tune.md: Regenerated.
9998 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10000 2009-06-26 DJ Delorie <dj@redhat.com>
10002 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10004 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10005 the scheduler doesn't tag jump insns.
10007 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10009 * c-decl.c (merge_decls): Re-indent.
10011 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10014 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10015 Special-case decimal float constants.
10017 2009-06-26 Richard Henderson <rth@redhat.com>
10019 * function.h (struct function): Add cannot_be_copied_reason,
10020 and cannot_be_copied_set.
10021 * tree-inline.c (has_label_address_in_static_1): Rename from
10022 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10023 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10024 don't set inline_forbidden_reason.
10025 (copy_forbidden): New function, split out of inline_forbidden_p.
10026 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10027 (inline_forbidden_p): Use copy_forbidden.
10028 (tree_versionable_function_p): Likewise.
10029 (inlinable_function_p): Merge into tree_inlinable_function_p.
10030 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10031 * ipa-cp.c (ipcp_versionable_function_p): New function.
10032 (ipcp_cloning_candidate_p): Use it.
10033 (ipcp_node_modifiable_p): Likewise.
10035 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10037 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10038 that is marked not to be inlined. Remove flag_mudflap use.
10039 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10040 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10042 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10045 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10046 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10048 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10050 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10052 (__mingwthr_remove_key_dtor): Likewise.
10054 2009-06-26 Richard Guenther <rguenther@suse.de>
10056 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10058 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10060 PR middle-end/40525
10061 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10062 try the non-cond_exec path also.
10064 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10067 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10068 (output_cbranch): Use new functions.
10069 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10072 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10073 Pat Haugen <pthaugen@us.ibm.com>
10074 Revital Eres <ERES@il.ibm.com>
10076 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10077 for %c error. Add %x support to print VSX registers as a unified
10078 register set, instead of separate float and altivec registers.
10079 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10080 %y case, and add support for VSX pre-modify addresses.
10081 (output_toc): Add assert for CONST containing an integer constant
10083 (rs6000_adjust_cost): Add POWER7 support.
10084 (insn_must_be_first_in_group): Ditto.
10085 (insn_must_be_last_in_group): Ditto.
10086 (rs6000_emit_popcount): Ditto.
10087 (rs6000_vector_mode_supported_p): Ditto.
10089 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10090 Change some of the functions called by macros to being called
10091 through a pointer, so debug functions can be inserted if
10092 -mdebug=addr or -mdebug=cost.
10093 (rs6000_preferred_reload_class_ptr): Ditto.
10094 (rs6000_secondary_reload_class_ptr): Ditto.
10095 (rs6000_secondary_memory_needed_ptr): Ditto.
10096 (rs6000_cannot_change_mode_class_ptr): Ditto.
10097 (rs6000_secondary_reload_inner): Ditto.
10098 (rs6000_legitimize_reload_address): Ditto.
10099 (rs6000_legitimize_reload_address_ptr): Ditto.
10100 (rs6000_mode_dependent_address): Ditto.
10101 (rs6000_mode_dependent_address_ptr): Ditto.
10103 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10104 function to return true if the mode allows reg + integer
10106 (virtual_stack_registers_memory_p): New function to return true if
10107 the address refers to a virtual stack register.
10108 (rs6000_legitimate_offset_address_p): Move code to say whether a
10109 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10111 (rs6000_legitimate_address_p): Add checks for modes that only can
10112 do reg+reg addressing. Start adding VSX support.
10113 (rs6000_legitimize_reload_address): Ditto.
10114 (rs6000_legitimize_address): Ditto.
10115 (rs6000_debug_legitimate_address_p): New debug functions for
10116 -mdebug=addr and -mdebug=cost.
10117 (rs6000_debug_rtx_costs): Ditto.
10118 (rs6000_debug_address_costs): Ditto.
10119 (rs6000_debug_adjust_cost): Ditto.
10120 (rs6000_debug_legitimize_address): Ditto.
10121 (rs6000_legitimize_reload_address_ptr): Point to call normal
10122 function or debug function. Make functions called via pointer
10124 (rs6000_mode_dependent_address_ptr): Ditto.
10125 (rs6000_secondary_reload_class_ptr): Ditto.
10126 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10127 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10128 into a friendlier error.
10129 (rs6000_init_builtins): Add initial VSX support.
10130 (rs6000_adjust_cost): Fix some spacing issues.
10132 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10133 (REG_CLASS_NAMES): Ditto.
10134 (REG_CLASS_CONTENTS): Ditto.
10135 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10136 pointer, to add -mdebug=addr support.
10137 (CANNOT_CHANGE_MODE_CLASS): Ditto.
10138 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
10139 -mdebug=addr support.
10140 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
10141 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
10142 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
10144 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
10146 (bswapsi*): Set attribute types for load/store. Add combiner
10147 patterns to eliminate zero extend on 64-bit.
10148 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
10149 stdbrx if the hardware supports those instructions.
10151 2009-06-25 Ian Lance Taylor <iant@google.com>
10153 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
10154 (Link Options): Document -static-libstdc++.
10156 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10159 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
10160 DATA_ALIGNMENT instead.
10162 2009-06-25 Richard Guenther <rguenther@suse.de>
10164 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10165 indirect references against the callused/escaped solutions.
10166 (call_may_clobber_ref_p_1): Likewise.
10168 2009-06-25 Martin Jambor <mjambor@suse.cz>
10170 PR tree-optimization/40493
10171 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10172 (enum unscalarized_data_handling): New type.
10173 (handle_unscalarized_data_in_subtree): Return what has been done.
10174 (load_assign_lhs_subreplacements): Handle left flushes differently.
10175 (sra_modify_assign): Use unscalarized_data_handling, simplified
10176 condition determining whether to remove the statement.
10178 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
10180 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
10181 excerpt - @ should be doubled for texinfo.
10183 2009-06-24 Ian Lance Taylor <iant@google.com>
10185 * config/arc/arc.c: Include "df.h".
10186 (arc_attribute_table): Make static. Move higher in file.
10187 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
10188 (output_shift): Initialize n later to avoid warning.
10189 * config/arm/arm.c (arm_attribute_table): Make static. Move
10191 * config/avr/avr.c (avr_attribute_table): Make static. Move
10193 (reg_class_tab): Change array type from int to enum reg_class.
10194 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10196 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10197 (lshrhi3_out): Likewise.
10198 (class_likely_spilled_p): Change return type to bool.
10199 (avr_rtx_costs): Use local code variable with enum type.
10200 * config/avr/avr.md (movmemhi): Use add_reg_note.
10201 (andhi3, andsi3): Don't use AS2 with "and".
10202 (iorhi3, iorsi3): Don't use AS2 with "or".
10203 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10204 * config/crx/crx.c: Include "df.h".
10205 (crx_attribute_table): Make static.
10206 * config/m32r/m32r.c: Include "df.h".
10207 (m32r_attribute_table): Make static. Move higher in file.
10208 (pop): Use add_reg_note.
10209 (block_move_call): Change 0 to LCT_NORMAL in function call.
10210 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10211 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10212 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10213 declare, not just when TREE_CODE is defined.
10214 * config/m68hc11/m68hc11.c: Include "expr.h".
10215 (m68hc11_attribute_table): Make static. Move higher in file.
10216 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10218 (m68hc11_register_indirect_p): Likewise.
10219 (m68hc11_function_arg_padding): Change return type to enum
10221 (emit_move_after_reload): Use add_reg_note.
10222 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10223 (m68hc11_split_logical): Likewise.
10224 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10226 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10227 to VOIDmode in function call.
10228 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10230 (m68hc11_split_logical): Update declaration.
10231 (m68hc11_function_arg_padding): Update declaration.
10232 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10233 to array of enum reg_class.
10234 (mcore_attribute_table): Make static. Move higher in file.
10235 (mcore_rtx_costs): Add cast to enum type.
10236 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10237 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10238 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10240 * config/sh/predicates.md (trapping_target_operand): Rename and to
10242 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10244 * config/spu/spu.c (spu_attribute_table): Make static. Move
10246 * config/v850/v850.c (v850_attribute_table): Make static. Move
10248 (v850_rtx_costs): Use local code with enum type.
10249 (expand_epilogue): Add cast.
10250 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10252 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10255 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10256 -m2a-single-only and -m2a-nofpu.
10257 * config/sh/sh.opt: Document m2a generates FPU code.
10259 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10261 * defaults.h (CAN_ELIMINATE): Provide default.
10262 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10263 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10264 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10265 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10266 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10267 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10268 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10269 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10270 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10271 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10273 2009-06-24 DJ Delorie <dj@redhat.com>
10275 * mep-ext-cop.cpu: Fix copyright notice.
10276 * mep-default: Fix copyright notice.
10277 * mep-core: Fix copyright notice.
10278 * mep: Fix copyright notice.
10279 * mep-ivc2: Fix copyright notice.
10280 * mep-c5: Fix copyright notice.
10282 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10284 * doc/contrib.texi (Contributors):
10286 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10288 PR middle-end/40501
10289 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10290 src and dst operands if necessary.
10292 2009-06-23 DJ Delorie <dj@redhat.com>
10295 * config.gcc: Add mep support.
10296 * recog.c: Resurrect validate_replace_rtx_subexp().
10297 * recog.h: Likewise.
10298 * config/mep/: Add new port:
10299 * config/mep/constraints.md: New file.
10300 * config/mep/default.h: New file.
10301 * config/mep/intrinsics.h: New file.
10302 * config/mep/intrinsics.md: New file.
10303 * config/mep/ivc2-template.h: New file.
10304 * config/mep/mep-c5.cpu: New file.
10305 * config/mep/mep-core.cpu: New file.
10306 * config/mep/mep-default.cpu: New file.
10307 * config/mep/mep-ext-cop.cpu: New file.
10308 * config/mep/mep-intrin.h: New file.
10309 * config/mep/mep-ivc2.cpu: New file.
10310 * config/mep/mep-lib1.asm: New file.
10311 * config/mep/mep-lib2.c: New file.
10312 * config/mep/mep-pragma.c: New file.
10313 * config/mep/mep-protos.h: New file.
10314 * config/mep/mep-tramp.c: New file.
10315 * config/mep/mep.c: New file.
10316 * config/mep/mep.cpu: New file.
10317 * config/mep/mep.h: New file.
10318 * config/mep/mep.md: New file.
10319 * config/mep/mep.opt: New file.
10320 * config/mep/predicates.md: New file.
10321 * config/mep/t-mep: New file.
10323 2009-06-23 Ian Lance Taylor <iant@google.com>
10325 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10326 from loose_warn into c_loose_warn and from strict_warn into
10327 c_strict_warn. Set and substitute warn_cxxflags. Check for
10328 --enable-build-with-cxx. Set and substitute
10329 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10330 * Makefile.in (CXXFLAGS): New variable.
10331 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10332 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10333 the default is the same as $(STRICT_WARN).
10334 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10335 (CXX): New variable.
10336 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10337 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10338 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10339 (HOST_LIBS): New variable.
10340 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10341 (ALL_CXXFLAGS): New variable.
10342 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10343 * doc/install.texi (Configuration): Document
10344 --enable-build-with-cxx, --with-stage1-ldflags,
10345 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10346 * configure: Rebuild.
10348 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10350 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10351 from previous commit.
10353 2009-06-23 Ian Lance Taylor <iant@google.com>
10355 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10357 2009-06-23 Ian Lance Taylor <iant@google.com>
10359 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10360 with ATTRIBUTE_UNUSED.
10362 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10363 Pat Haugen <pthaugen@us.ibm.com>
10364 Revital Eres <eres@il.ibm.com>
10366 * config.in (HAVE_AS_POPCNTD): Add default definition.
10367 (HAVE_AS_LWSYNC): Ditto.
10369 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10371 (gcc_cv_as_powerpc_cmpb): Ditto.
10372 (gcc_cv_as_powerpc_dfp): Ditto.
10373 (gcc_cv_as_powerpc_vsx): Ditto.
10374 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10375 supporting the popcntd/lwsync instructions.
10376 (gcc_cv_as_powerpc_lwsync): Ditto.
10377 * configure: Regenerate.
10379 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10380 -mcpu=native and -mcpu=power7.
10381 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10383 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10384 a variable instead of a mask to reduce the number of mask bits.
10385 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10386 (-mbit-word): Ditto.
10387 (-mregnames): Ditto.
10388 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10389 (-mfused-madd): Ditto.
10391 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10393 (-mvsx): New switch for VSX instructions.
10394 (-misel): Move from a variable to a mask to allow it to be set by
10397 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10398 function declaration to an array declaration.
10399 (rs6000_hard_regno_nregs): New external array declaration.
10401 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10402 files included by rs6000.md.
10404 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10405 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10407 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10409 (rs6000_debug_reg): New -mdebug= variables.
10410 (rs6000_debug_addr): Ditto.
10411 (rs6000_debug_cost): Ditto.
10412 (rs6000_pmode): New variable to hold Pmode.
10413 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10414 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10415 calculated at compiler start.
10416 (rs6000_hard_regno_nregs): Change function to an array which holds
10417 HARD_REGNO_NREGS calculated at compiler start.
10418 (rs6000_explicit_options): Delete isel field.
10419 (rs6000_vector_unit): New array to hold which vector unit
10420 supports arithmetic options for a given type.
10421 (rs6000_vector_mem): New array to hold which vector unit supports
10422 memory reference operations for a given type.
10423 (rs6000_vector_align): New array to given the alignment of each
10425 (power7_cost): New basic costs for power7.
10426 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10427 (rs6000_hard_regno_nregs_internal): New function, moved from
10428 HARD_REGNO_NREGS, to calculate the number of registers each hard
10429 register takes for each type.
10430 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10431 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10432 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10433 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10434 unit information here so it is calculated once at compiler startup
10436 (rs6000_override_options): Make -misel a target mask. Add more
10437 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10438 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10440 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10441 (rs6000_handle_option): Move -misel from variable to target mask.
10442 (rs6000_builtin_mask_for_load): Add VSX support.
10443 (rs6000_conditional_register_usage): Ditto.
10444 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10445 (function_arg_boundary): Ditto.
10446 (rs6000_expand_builtin): Ditto.
10447 (def_builtin): Make abort message a little friendlier.
10448 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10450 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10451 assembler support the popcntd instruction instead of a vsx
10452 instruction to enable power7 support.
10453 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10454 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10455 option to the assembler if -mcpu=native.
10456 (ASM_CPU_NATIVE_SPEC): Ditto.
10457 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10459 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10460 the lwsync instruction.
10461 (enum processor_type): Add PROCESSOR_POWER7.
10462 (rs6000_debug_reg): New -mdebug= options.
10463 (rs6000_debug_addr): Ditto.
10464 (rs6000_debug_cost): Ditto.
10465 (rs6000_isel): Delete.
10466 (enum rs6000_vector): New enum to say what vector unit we have.
10467 (VECTOR_UNIT_*): New macros to say which vector unit has
10468 arithmetic operations for a given type.
10469 (VECTOR_MEM_*): New macros to say which vector unit has memory
10470 operations for a given type.
10471 (TARGET_LDBRX): Whether the machine supports the ldbrx
10473 (TARGET_ISEL): Delete, -misel moved to be a mask.
10474 (TARGET_ISEL64): New macro for 64-bit isel support.
10475 (UNITS_PER_VSX_WORD): New macro.
10476 (POINTER_SIZE): Move to be an external variable, rather than
10477 calculating whether we are generating 32 ot 64-bit code.
10479 (STACK_BOUNDARY): Add VSX support.
10480 (LOCAL_ALIGNMENT): Ditto.
10481 (SLOW_UNALIGNED_ACCESS): Ditto.
10482 (VSX_REGNO_P): New macro for VSX support.
10483 (VFLOAT_REGNO_P): Ditto.
10484 (VINT_REGNO_P): Ditto.
10485 (VLOGICAL_REGNO_P): Ditto.
10486 (VSX_VECTOR_MODE): Ditto.
10487 (VSX_SCALAR_MODE): Ditto.
10489 (VSX_MOVE_MODE): Ditto.
10490 (VSX_REG_CLASS_P): Ditto.
10491 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10493 (UNITS_PER_SIMD_WORD): Add VSX support.
10494 (MODES_TIEABLE_P): Ditto.
10495 (STARTING_FRAME_OFFSET): Ditto.
10496 (STACK_DYNAMIC_OFFSET): Ditto.
10497 (EPILOGUE_USES): Ditto.
10498 (REGNO_REG_CLASS): Move to array lookup.
10499 (CLASS_MAX_NREGS): Ditto.
10500 (rs6000_vector_reg_class): Add declaration.
10501 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10502 overlap with the floating point and Altivec registers.
10504 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10506 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10507 give the appropriate asm switches if -mcpu=native.
10508 (host_detect_local_cpu): Add support for "asm".
10509 (host_detect_local_cpu): Follow GNU code guidelines for name.
10511 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10512 -mbit-word to a variable instead of being a target mask.
10514 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10515 emit the lwsync instruction instead of emitting the instruction as
10516 an integer constant.
10518 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10519 fixuns_trundfsi2, move expander into rs6000.md.
10521 * config/rs6000/rs6000.md (cpu): Add power7.
10522 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10523 (logical predicate patterns): Change the single instruction
10524 primitives that set CR0 to be fast_compare instead of compare.
10526 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10527 (popcntddi2): Ditto.
10528 (popcount<mode>): Ditto.
10529 (floating multiply/add insns): Name the floating point
10530 multiply/add insns.
10531 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10532 (isel_unsigned_<mode>): Ditto.
10533 (fixuns_trundfsi2): Move expander here from spe.md.
10534 (smindi3): Define if we have -misel on 64-bit systems.
10539 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10541 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10543 * config/avr/avr.c (avr_current_device): New variable.
10544 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10545 (avr_arch, mcu_type_s): Move to avr.h.
10546 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10547 default_data_section_start fields.
10548 (avr_arch): Moved from avr.c.
10549 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10550 library_name fields.
10551 (avr_current_device, avr_mcu_types, avr_arch_types,
10552 avr_device_to_arch, avr_device_to_data_start,
10553 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10554 (EXTRA_SPEC_FUNCTIONS): Define.
10555 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10556 options mapping. Use device_to_arch and device_to_data_start insted.
10557 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10558 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10559 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10560 * config/avr/driver-avr.c: New file.
10561 * config/avr/avr-devices.c: New file.
10563 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10565 * var-tracking.c (unshare_variable): Force initialized to
10566 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10567 (set_variable_part): Likewise.
10568 (struct variable_union_info): Remove pos_src field.
10569 (vui_vec, vui_allocated): New variables.
10570 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10571 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10572 == 1 use a simpler sorting algorithm. Compute pos field right
10573 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10574 Avoid quadratic comparison if !flag_var_tracking_uninit.
10575 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10576 unshare_variable unconditionally.
10577 (dataflow_set_different_2): Removed.
10578 (dataflow_set_different): Don't traverse second hash table.
10579 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10580 unconditionally to var_reg_set or var_mem_set.
10581 (emit_notes_in_bb): Likewise.
10582 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10584 (emit_note_insn_var_location): Don't set initialized to
10585 VAR_INIT_STATUS_INITIALIZED early.
10586 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10588 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10590 * tree-object-size.c (addr_object_size): Instead of checking
10591 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10592 are no FIELD_DECLs following it.
10594 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10596 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10597 order to match bswaps with signed source operands.
10599 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10601 * sdbout.c (sdbout_one_type): Fix braces in switch.
10603 2009-06-23 Richard Guenther <rguenther@suse.de>
10605 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10607 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10608 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10609 var_callused, callused_tree, var_storedanything, storedanything_tree,
10610 var_integer, integer_tree): Remove global variables.
10611 (new_var_info): Do not pass new id, append the new var to the
10612 global variable vector.
10613 (do_ds_constraint): Use is_global_var member of the variable-info.
10614 (new_scalar_tmp_constraint_exp): Adjust.
10615 (create_function_info_for): Likewise.
10616 (create_variable_info_for): Likewise.
10617 (find_what_var_points_to): Remove dead code.
10618 (init_base_vars): Simplify.
10619 (compute_points_to_sets): Adjust.
10621 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10623 * combine.c (try_combine): Dump information about the insns we're
10626 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10628 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10629 check when calling force_to_mode on TRUNCATE's operand.
10631 2009-06-22 Ian Lance Taylor <iant@google.com>
10633 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10635 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10637 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10639 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10641 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10642 override library linkage flags such as -static-libgcc or
10645 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10647 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10649 2009-06-22 Ian Lance Taylor <iant@google.com>
10651 * config/linux.opt: Put mglibc ahead of muclibc.
10653 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10654 for duplicate decls.
10656 2009-06-22 Matthias Klose <doko@ubuntu.com>
10658 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10660 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10663 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10664 instead of NULL if a parser error occurs.
10666 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10668 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10669 non-DWARF2_DEBUGGING_INFO version.
10671 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10673 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10674 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10676 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10677 (LIBGCC2_TF_CEXT): Define.
10680 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10683 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10685 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10687 * config/arm/arm.c (arm_override_options): Disable
10688 -mcaller-super-interworking and -mcallee-super-interworking.
10689 * doc/invoke.texi (ARM Options): Document this.
10691 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10693 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10694 * config/arm/constraints.md (j): New constraint for movw operands.
10695 (N): Remove thumb2 meaning.
10696 * config/arm/arm.md (*arm_movw): Delete.
10697 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10698 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10699 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10701 2009-06-22 Martin Jambor <mjambor@suse.cz>
10703 PR tree-optimization/40492
10704 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10705 build_ref_for_offset.
10707 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10709 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10710 JUMP_TABLE_DATA_P predicates where applicable.
10711 * auto-inc-dec.c: Ditto.
10712 * builtins.c: Ditto.
10713 * caller-save.c: Ditto.
10715 * cfgcleanup.c: Ditto.
10716 * cfglayout.c: Ditto.
10718 * combine.c: Ditto.
10719 * combine-stack-adj.c: Ditto.
10723 * df-scan.c: Ditto.
10725 * dwarf2asm.c: Ditto.
10726 * dwarf2out.c: Ditto.
10727 * emit-rtl.c: Ditto.
10733 * function.c: Ditto.
10736 * genpreds.c: Ditto.
10737 * genrecog.c: Ditto.
10739 * ira-costs.c: Ditto.
10740 * ira-lives.c: Ditto.
10742 * loop-iv.c: Ditto.
10743 * lower-subreg.c: Ditto.
10744 * modulo-sched.c: Ditto.
10746 * postreload.c: Ditto.
10747 * print-rtl.c: Ditto.
10749 * reginfo.c: Ditto.
10750 * regmove.c: Ditto.
10751 * reload1.c: Ditto.
10754 * rtlanal.c: Ditto.
10756 * sched-vis.c: Ditto.
10758 * sel-sched-ir.c: Ditto.
10759 * simplify-rtx.c: Ditto.
10760 * targhooks.c: Ditto.
10761 * var-tracking.c: Ditto.
10762 * vmsdbgout.c: Ditto.
10764 2009-06-22 Matthias Klose <doko@ubuntu.com>
10766 * Makefile.in (install-plugin): Always use DESTDIR.
10768 2009-06-22 Olivier Hainque <hainque@adacore.com>
10770 * config/pa/pa.c (output_call): Don't optimize post call jumps
10771 into return address adjustments if the call may throw.
10773 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10775 * arm.c (thumb1_output_casesi): New function.
10776 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10777 optimizing for size or PIC.
10778 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10779 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10780 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10781 (thumb1_casesi_internal_pic): New expand rule.
10782 (thumb1_casesi_dispatch): New pattern.
10783 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10785 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10786 in the text seciton when PIC or optimizing for size.
10787 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10788 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10789 preservation properties of code.
10790 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10791 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10792 (__gnu_thumb1_case_si): New function.
10793 * t-arm (LIB1ASMSRC): Define here.
10794 (LIB1ASMFUNCS): Add some common functions.
10795 * t-arm-elf (LIB1ASMSRC): Delete.
10796 (LIB1ASMFUNCS): Append to existing set.
10797 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10798 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10799 * t-symbian (LIB1ASMFUNCS): Likewise.
10800 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10801 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10803 2009-06-21 Richard Guenther <rguenther@suse.de>
10805 PR tree-optimization/38729
10806 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10807 to loops with a single exit if -fno-expensive-optimizations.
10809 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10811 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10812 (dataflow_set): Change vars type from htab_t to shared_hash.
10813 (shared_hash_pool, empty_shared_hash): New variables.
10814 (vars_clear): Removed.
10815 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10816 shared_hash_find_slot_unshare, shared_hash_find_slot,
10817 shared_hash_find_slot_noinsert, shared_hash_find): New
10819 (shared_hash_unshare, shared_hash_destroy): New functions.
10820 (unshare_variable): Unshare set->vars if shared, use
10822 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10823 (get_init_value, find_src_set_src, dump_dataflow_set,
10824 clobber_variable_part, emit_notes_for_differences): Use
10826 (dataflow_set_init): Remove second argument, set vars to
10827 empty_shared_hash instead of creating a new htab.
10828 (dataflow_set_clear): Call shared_hash_destroy and set vars
10829 to empty_shared_hash instead of calling vars_clear.
10830 (dataflow_set_copy): Don't call vars_copy, instead just share
10831 the src htab with dst.
10832 (variable_union): Use shared_hash_*, use initially NO_INSERT
10833 lookup if set->vars is shared. Don't keep slot cleared before
10834 calling unshare_variable. Unshare set->vars if needed.
10835 Even ->refcount == 1 vars must be unshared if set->vars is shared
10836 and var needs to be modified.
10837 (variable_canonicalize): New function.
10838 (dataflow_set_union): If dst->vars is empty, just share src->vars
10839 with dst->vars and traverse with variable_canonicalize to canonicalize
10840 and unshare what is needed.
10841 (dataflow_set_different): If old_set and new_set use the same shared
10842 htab, they aren't different. If number of htab elements is different,
10843 htabs are different. Use shared_hash_*.
10844 (dataflow_set_destroy): Call shared_hash_destroy instead of
10846 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10847 second argument to dataflow_set_init.
10848 (vt_initialize): Likewise. Initialize shared_hash_pool and
10849 empty_shared_hash, move bb in/out initialization afterwards.
10850 Use variable_htab_free instead of NULL as changed_variables del hook.
10851 (variable_was_changed): Change type of second argument to pointer to
10852 dataflow_set. When inserting var into changed_variables, bump
10853 refcount. Unshare set->vars if set is shared htab and slot needs to
10855 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10856 lookup if set->vars is shared. Unshare set->vars if needed.
10857 Even ->refcount == 1 vars must be unshared if set->vars is shared
10858 and var needs to be modified. Adjust variable_was_changed caller.
10859 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10860 vars must be unshared if set->vars is shared and var needs to be
10861 modified. Adjust variable_was_changed caller.
10862 (emit_note_insn_var_location): Don't pool_free var.
10863 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10865 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10866 free_alloc_pool on shared_hash_pool.
10868 2009-06-20 Anthony Green <green@moxielogic.com>
10870 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10871 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10873 2009-06-20 Richard Guenther <rguenther@suse.de>
10875 * tree-ssa-structalias.c (find_func_aliases): For memset use
10876 a constraint from NULL if we memset to zero.
10877 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10878 we explicitly handle that do not read from memory.
10879 (call_may_clobber_ref_p_1): Properly handle builtins that may
10882 2009-06-20 Richard Guenther <rguenther@suse.de>
10884 PR tree-optimization/40495
10885 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10886 (new_scalar_tmp_constraint_exp): New function.
10887 (process_constraint): Do not create temporary decls.
10888 (process_all_all_constraints): Likewise.
10889 (handle_const_call): Likewise.
10890 (create_function_info_for): Do not set decl.
10892 2009-06-19 Ian Lance Taylor <iant@google.com>
10894 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10895 (rs6000_attribute_table): Make static; move before use.
10897 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10899 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10900 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10901 Propagate the TREE_READONLY flag without overwriting it.
10902 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10903 Propagate the TREE_READONLY flag onto the result.
10904 (process_call_operands): Move around. Use correct constant value.
10906 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10909 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10910 * config/arm/arm.md: Likewise.
10912 2009-06-19 Ian Lance Taylor <iant@google.com>
10914 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10915 to GIMPLE_ERROR_MARK.
10917 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10918 op2_original_type parameters. Warn about using different enum types.
10919 * c-parser.c (c_parser_conditional_expression): Pass original
10920 types to build_conditional_expr.
10921 * c-tree.h (build_conditional_expr): Update declaration.
10923 2009-06-19 Ian Lance Taylor <iant@google.com>
10925 * config/i386/i386.c (ix86_function_specific_save): Test that
10926 fields match values, rather than testing the values are in a
10929 2009-06-19 Richard Guenther <rguenther@suse.de>
10931 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10932 ADDR_EXPR pointers.
10933 (ptr_derefs_may_alias_p): Likewise.
10934 (ptr_deref_may_alias_ref_p_1): New function.
10935 (ptr_deref_may_alias_ref_p): Likewise.
10936 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10937 covered by looking at the ESCAPED solution.
10938 (call_may_clobber_ref_p_1): Likewise.
10939 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10940 Handle NULL_TREE offset. Do not produce redundant constraints.
10941 (process_all_all_constraints): New helper function.
10942 (do_structure_copy): Use it.
10943 (handle_lhs_call): Likewise.
10944 (find_func_aliases): Handle some builtins with pointer arguments
10945 and/or return values explicitly.
10947 2009-06-19 Ian Lance Taylor <iant@google.com>
10949 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10951 2009-06-19 Ian Lance Taylor <iant@google.com>
10953 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10955 2009-06-19 Ian Lance Taylor <iant@google.com>
10957 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10958 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10961 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10962 uninitialized const.
10964 2009-06-19 Ian Lance Taylor <iant@google.com>
10966 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10969 * c-decl.c (in_struct, struct_types): Remove.
10970 (struct c_binding): Add in_struct field.
10971 (c_binding_ptr): Define type, along with VEC.
10972 (struct c_struct_parse_info): Define.
10973 (struct_parse_info): New static variable.
10974 (bind): Initialize in_struct field.
10975 (start_struct): Remove enclosing_in_struct and
10976 enclosing_struct_types parameters. Add
10977 enclosing_struct_parse_info parameter. Change all callers. Set
10978 struct_parse_info rather than in_struct and struct_types.
10979 (grokfield): If -Wc++-compat and there is a symbol binding for the
10980 field name, set the in_struct flag and push it on the
10981 struct_parse_info->fields vector.
10982 (warn_cxx_compat_finish_struct): New static function.
10983 (finish_struct): Remove enclosing_in_struct and
10984 enclosing_struct_types parameters. Add
10985 enclosing_struct_parse_info parameter. Change all callers. Don't
10986 set C_TYPE_DEFINED_IN_STRUCT here. Call
10987 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10988 parameter. Only push on struct_types if warn_cxx_compat.
10989 (finish_enum): Only push on struct_types if warn_cxx_compat.
10990 (declspecs_add_type): Add loc parameter. Change all callers.
10991 Change all error calls to error_at. Pass loc, not input_location,
10992 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10993 defined in a struct. If -Wc++-compat and parsing a struct, record
10994 that a typedef name was used.
10995 * c-parser.c (c_parser_declspecs): Get location to pass to
10996 declspecs_add_type.
10997 (c_parser_struct_or_union_specifier): Update calls to start_struct
10999 * c-tree.h (struct c_struct_parse_info): Declare.
11000 (finish_struct, start_struct): Update declarations.
11001 (declspecs_add_type): Update declaration.
11003 2009-06-19 Ian Lance Taylor <iant@google.com>
11005 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11006 variable with an anonymous type.
11008 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11010 * see.c: Remove for real.
11012 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11014 * optabs.h (enum optab_index): Add new OTI_significand.
11015 (significand_optab): Define corresponding macro.
11016 * optabs.c (init_optabs): Initialize significand_optab.
11017 * genopinit.c (optabs): Implement significand_optab using
11018 significand?f2 patterns.
11019 * builtins.c (expand_builtin_mathfn): Handle
11020 BUILT_IN_SIGNIFICAND{,F,L}.
11021 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11022 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11024 * config/i386/i386.md (significandxf2, significand<mode>2): New
11025 expanders to implement significandf, significand and significandl
11026 built-ins as inline x87 intrinsics.
11028 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11030 * config/avr/avr.c (avr_override_options): Remove setting value of
11031 PARAM_INLINE_CALL_COST.
11033 2009-06-18 Richard Henderson <rth@redhat.com>
11036 * tree-pass.h (TDF_ASMNAME): New.
11037 * tree-dump.c (dump_options): Add asmname.
11038 * doc/invoke.texi: Document it.
11040 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11041 (dump_decl_name): ...here.
11042 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11043 (dump_generic_node): Update dump_function_name calls.
11044 (print_call_name): New flags arg; update all dump calls.
11045 * diagnostic.h (print_call_name): Update.
11046 * gimple-pretty-print.c (dump_gimple_call): Update.
11048 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11051 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11053 2009-06-18 Diego Novillo <dnovillo@google.com>
11055 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11056 * plugin.c (str_license): Declare.
11057 (try_init_one_plugin): Assert that the symbol
11058 'plugin_is_GPL_compatible' exists.
11060 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11063 * Makefile.in (OBJS-common): Remove see.o.
11065 * common.opt (fsee): Mark as preserved for backward compatibility.
11066 * opts.c (common_handle_option): Add OPT_fsee to the backward
11067 compatibility section.
11068 * passes.c (init_optimization_passes, pass_see): Remove pass.
11069 * timevar.def (TV_SEE): Remove.
11070 * tree-pass.h (pass_see): Remove declaration.
11071 * doc/invoke.texi (-fsee): Remove documentation.
11073 2009-06-18 Martin Jambor <mjambor@suse.cz>
11075 * tree-sra.c: Include statistics.h
11076 (sra_stats): New variable.
11077 (sra_initialize): Clear sra_stats.
11078 (create_access_replacement): Increment sra_stats.replacements.
11079 (get_access_replacement): Do not return twice.
11080 (analyze_all_variable_accesses): Increment statistics counter by the
11081 number of scalarized aggregates.
11082 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11083 (sra_modify_expr): Increment sra_stats.exprs.
11084 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11085 (sra_modify_assign): Increment sra_stats.exprs,
11086 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11087 (perform_intra_sra): Update statistics counters.
11088 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11090 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11092 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11093 (arm_scalar_mode_supported_p): New function.
11095 2009-06-18 Paul Brook <paul@codesourcery.com>
11096 Sandra Loosemore <sandra@codesourcery.com>
11098 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11099 (__extendhfsf2, __truncsfhf2): Define.
11100 * config/arm/fp16.c: New file.
11101 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11102 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11104 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11106 * doc/extend.texi (Half-Precision): New section.
11107 * doc/invoke.texi (Option Summary): List -mfp16-format.
11108 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11109 * config/arm/arm.opt (mfp16-format=): New.
11110 * config/arm/arm.c: Include intl.h.
11111 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11112 (TARGET_INVALID_RETURN_TYPE): Redefine.
11113 (TARGET_PROMOTED_TYPE): Redefine.
11114 (TARGET_CONVERT_TO_TYPE): Redefine.
11115 (arm_fp16_format): Define.
11116 (all_fpus): Add entry for neon-fp16.
11117 (fp_model_for_fpu): Likewise.
11118 (struct fp16_format): Declare.
11119 (all_fp16_formats): Define.
11120 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11122 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11124 (arm_legitimate_index_p): Treat HFmode like HImode.
11125 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11126 (coproc_secondary_reload_class): Special-case HFmode.
11127 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11128 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11129 (arm_init_fp16_builtins): New.
11130 (arm_init_builtins): Call it.
11131 (arm_invalid_parameter_type): New.
11132 (arm_invalid_return_type): New.
11133 (arm_promoted_type): New.
11134 (arm_convert_to_type).
11135 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11137 (arm_emit_fp16_const): New function.
11138 (arm_mangle_type): Mangle __fp16 as "Dh".
11139 * config/arm/arm.h (TARGET_VFPD32): Make it know about
11141 (TARGET_NEON_FP16): New.
11142 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
11143 (enum fputype): Add FPUTYPE_NEON_FP16.
11144 (enum arm_fp16_format_type): Declare.
11145 (arm_fp16_format): Declare.
11146 (LARGEST_EXPONENT_IS_NORMAL): Define.
11147 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
11148 * config/arm/arm-modes.def (HFmode): Define.
11149 * config/arm/vfp.md: (*movhf_vfp): New.
11150 (extendhfsf2): New.
11152 * config/arm/arm.md: (fpu): Add neon_fp16.
11153 (floatsihf2, floatdihf2): New.
11154 (fix_trunchfsi2, fix_trunchfdi2): New.
11156 (extendhfdf2): New.
11158 (*arm32_movhf): New.
11159 (*thumb1_movhf): New.
11160 (consttable_2): Add check for HFmode constants.
11161 (consttable_4): Handle HFmode constants.
11163 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11165 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11167 2009-06-17 Olivier Hainque <hainque@adacore.com>
11169 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11170 const char ** conversion in AIX specific section.
11172 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11174 * config/i386/i386.c (ix86_special_builtin_type): Remove
11175 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11176 (bdesc_special_args): Updated.
11177 (ix86_init_mmx_sse_builtins): Likewise.
11178 (ix86_expand_special_args_builtin): Likewise.
11180 2009-06-17 Richard Henderson <rth@redhat.com>
11182 * tree-pretty-print.c (maybe_dump_asm_name): New.
11183 (dump_decl_name): Use it.
11184 (PRINT_FUNCTION_NAME): Merge into...
11185 (dump_function_name): ... here. Use maybe_dump_asm_name.
11187 2009-06-17 Cary Coutant <ccoutant@google.com>
11189 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
11191 * debug.c (struct gcc_debug_hooks): Change placeholder for
11193 (debug_nothing_int_charstar_int): Replaced by...
11194 (debug_nothing_int_charstar_int_bool): ...this.
11195 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11196 source_line prototype.
11197 (debug_nothing_int_charstar_int): Replaced by...
11198 (debug_nothing_int_charstar_int_bool): ...this.
11199 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11200 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11201 Output is_stmt operand when necessary.
11202 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11203 (notice_source_line): Add is_stmt parameter.
11204 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11205 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11207 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11208 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11210 2009-06-17 Ian Lance Taylor <iant@google.com>
11212 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11214 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11217 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11219 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11220 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11221 tree_strip_sign_nop_conversions and
11222 tree_ssa_strip_useless_type_conversions rather than stripping
11223 the operations here.
11224 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11226 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11227 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11228 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11229 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11232 2009-06-17 Michael Eager <eager@eagercon.com>
11234 * config/rs6000/constraints.md (register_constraint "d"): New.
11235 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11236 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11237 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11238 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11239 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11240 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11241 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11242 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11243 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11244 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11246 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11247 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11248 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11249 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11250 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11251 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11252 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11253 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11254 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11255 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11256 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11257 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11258 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11259 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11261 2009-06-16 Ian Lance Taylor <iant@google.com>
11263 * profile.c (total_num_never_executed): Don't define.
11264 (compute_branch_probabilities): Don't count or print
11265 num_never_executed.
11266 (init_branch_prob): Don't set total_num_never_executed.
11267 (end_branch_prob): Don't print total_num_never_executed.
11269 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11271 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11273 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11275 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11276 (nabstd2_fpr): Same.
11278 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11280 * expr.c (expand_assignment): Change complex type check.
11282 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11284 * doc/plugins.texi (Building GCC plugins): Added new section.
11286 2009-06-17 Ian Lance Taylor <iant@google.com>
11288 * c-pch.c (get_ident): Don't set size of templ array.
11289 (pch_init): Don't set size of partial_pch array.
11291 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11292 string constant to intialize an array whose size is the length of
11295 2009-06-17 Richard Guenther <rguenther@suse.de>
11297 PR tree-optimization/40389
11298 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11299 to addressable types.
11300 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11302 2009-06-17 Richard Guenther <rguenther@suse.de>
11304 PR middle-end/40460
11305 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11306 if there is no evolution of left in the loop bail out.
11307 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11308 chrec_fold_multiply.
11310 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11311 Janis Johnson <janis187@us.ibm.com>
11314 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11315 for the symbol ref of a constant that is the source of a move
11316 - nor for any other not-obvious-label-ref constants.
11318 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11320 * plugin.c (position_pass): Skip newly inserted pass during list
11321 traversal to avoid repeated insertion.
11323 2009-06-16 Ian Lance Taylor <iant@google.com>
11325 * vec.h (VEC_stack_alloc): Define different version if
11326 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11327 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11328 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11329 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11331 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11333 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11335 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11336 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11337 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11338 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11339 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11340 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11341 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11342 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11343 __builtin_ia32_rdtscp.
11344 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11345 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11346 and __builtin_ia32_rorhi.
11347 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11348 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11349 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11350 (ix86_expand_args_builtin): Likewise.
11351 (ix86_expand_special_args_builtin): Likewise.
11353 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11354 (UNSPECV_RDTSC): Likewise.
11355 (UNSPECV_RDPMC): Likewise.
11356 (*bsr): Renamed to ...
11358 (*bsr_rex64): Renamed to ...
11361 (*rdpmc): Likewise.
11362 (*rdpmc_rex64): Likewise.
11364 (*rdtsc): Likewise.
11365 (*rdtsc_rex64): Likewise.
11366 (rdtscp): Likewise.
11367 (*rdtscp): Likewise.
11368 (*rdtscp_rex64): Likewise.
11370 * config/i386/ia32intrin.h: New.
11372 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11374 2009-06-16 Ian Lance Taylor <iant@google.com>
11376 * ira-build.c (copy_info_to_removed_store_destinations):
11377 Initialize parent_a.
11379 2009-06-16 Ian Lance Taylor <iant@google.com>
11381 * c-decl.c (grokdeclarator): Change size_varies to bool.
11383 2009-06-16 Ian Lance Taylor <iant@google.com>
11385 * sel-sched.c: Make forward declarations of move_op_hooks and
11386 fur_hooks explicitly extern.
11388 2009-06-16 Ian Lance Taylor <iant@google.com>
11390 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11391 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11393 2009-06-16 Ian Lance Taylor <iant@google.com>
11395 * resource.c (mark_referenced_resources): Change
11396 include_delayed_effects parameter to bool. Change all callers.
11397 (mark_end_of_function_resources): Likewise.
11398 * reorg.c (insn_references_resource_p): Likewise.
11399 (insn_sets_resource_p): Likewise.
11400 * resource.h (mark_referenced_resources): Update declaration.
11401 (mark_end_of_function_resources): Update declaration.
11403 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11405 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11407 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11409 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11410 GCC can bootstrap on AIX with GNU Binutils 2.20.
11412 2009-06-16 Ian Lance Taylor <iant@google.com>
11414 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11416 2009-06-16 Ian Lance Taylor <iant@google.com>
11418 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11419 inline, not extern inline.
11420 (exact_log2): Likewise.
11421 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11423 (exact_log2): Likewise, but don't test CTZ_HWI.
11425 2009-06-16 Ian Lance Taylor <iant@google.com>
11427 * bitmap.c (bitmap_clear): Don't declare as inline.
11428 * gimple.c (gimplify_assign): Likewise.
11429 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11430 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11431 (sched_scan_info): Remove duplicate definition.
11433 2009-06-16 Ian Lance Taylor <iant@google.com>
11435 * c-common.c (skip_evaluation): Don't define.
11436 (c_inhibit_evaluation_warnings): Define global variable.
11437 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11438 than skip_evaluation.
11439 (convert_and_check, warn_for_div_by_zero): Likewise.
11440 * c-common.h (skip_evaluation): Don't declare.
11441 (c_inhibit_evaluation_warnings): Declare.
11442 * c-parser.c (c_parser_typeof_specifier): Set
11443 c_inhibit_evaluation_warnings rather than skip_evaluation.
11444 (c_parser_conditional_expression): Likewise.
11445 (c_parser_binary_expression): Likewise.
11446 (c_parser_sizeof_expression): Likewise.
11447 (c_parser_alignof_expression): Likewise.
11448 * c-typeck.c (build_indirect_ref): Check
11449 c_inhibit_evaluation_warnings rather than skip_evaluation.
11450 (build_conditional_expr, build_binary_op): Likewise.
11452 2009-06-16 Richard Guenther <rguenther@suse.de>
11454 * tree-ssa-alias.c (is_escape_site): Remove.
11455 * tree-ssa-alias.h (enum escape_type): Remove.
11456 (is_escape_site): Likewise.
11457 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11458 via casts and asms without deferring to is_escape_site.
11460 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11462 PR middle-end/40446
11463 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11464 use gen_lowpart if op0 has complex mode.
11466 2009-06-16 Richard Guenther <rguenther@suse.de>
11468 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11469 variables add them to ESCAPED.
11470 (find_func_aliases): Do not make all indirectly stored values escaped.
11472 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11474 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11475 make_decl_one_only.
11477 2009-06-16 Martin Jambor <mjambor@suse.cz>
11479 PR tree-optimization/40432
11480 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11481 check whether we need to force gimple register operand.
11483 2009-06-16 Martin Jambor <mjambor@suse.cz>
11485 PR tree-optimization/40413
11486 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11487 build_ref_for_offset.
11488 (propagate_subacesses_accross_link): Fix a typo in a comment.
11490 2009-06-16 Ira Rosen <irar@il.ibm.com>
11492 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11493 with additional parameter.
11494 * tree-vectorizer.h (enum vect_def_type): Add new value
11496 (enum vect_relevant): Add comments.
11497 (vect_is_simple_reduction): Add new argument.
11498 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11499 Detect nested cycles.
11500 (vect_is_simple_reduction): Update documentation, add an argument to
11501 distinguish inner-loop reduction from nested cycle, detect nested
11502 cycles, fix printings and indentation, don't swap operands in case
11504 (get_initial_def_for_reduction): Handle subtraction.
11505 (vect_create_epilog_for_reduction): Add new argument to specify
11506 reduction variable.
11507 (vect_finalize_reduction): Handle subtraction, fix comments.
11508 (vectorizable_reduction): Handle nested cycles. In case of nested
11509 cycle keep track of the reduction variable position. Call
11510 vect_is_simple_reduction with additional parameter. Use original
11511 statement code in reduction epilogue for nested cycle. Call
11512 vect_create_epilog_for_reduction with additional parameter.
11513 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11514 inner-loop vectorization.
11515 (vect_recog_widen_sum_pattern): Likewise.
11516 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11518 (vect_mark_stmts_to_be_vectorized): Likewise.
11519 (vect_get_vec_def_for_operand): Handle nested cycles.
11521 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11523 * doc/invoke.texi (Debugging Options): Fix option index entries
11524 for -fdump-statistics, -frandom-seed add entries for
11525 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11526 (FRV Options): Fix entries for -mTLS, -mtls.
11527 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11528 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11529 (M68hc1x Options): Fix @itemx for -mnominmax.
11530 (MCore Options): Fix entry for -mno-lsim.
11531 (MMIX Options): Fix entry for -mabi=mmixware.
11532 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11534 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11536 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11537 Mention the plugin mode of gengtype.
11538 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11539 * gengtype.c: Updated copyright.
11540 (plugin_files, nb_plugin_files) Added new static variables.
11541 (measure_input_list) Care about plugin_files.
11542 (write_rtx_next): Added early return in plugin mode.
11543 (create_file): Updated copyright year in generated file. Added
11545 (oprintf): Added early return if NULL outf.
11546 (get_output_file_with_visibility): Care of plugin_files.
11547 (get_output_file_name): May return null.
11548 (write_local): Added early return.
11549 (put_mangled_filename): Ditto.
11550 (finish_root_table): Added check for base_files.
11551 (write_roots): Care about null when plugins.
11552 (main): Added plugin mode.
11554 2009-06-15 Ian Lance Taylor <iant@google.com>
11556 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11557 * gcov.c (read_count_file): Add braces around variables declared
11560 * c.opt (Wjump-misses-init): New warning.
11561 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11562 -Wall and -Wc++-compat if not already set.
11563 (c_common_post_options): Clear warn_jump_misses_init if it was not
11565 * c-decl.c (struct c_binding): Change type field to a union with
11566 new label field. Make it the first field in the struct. Update
11567 references to type to use u.type instead.
11568 (struct c_spot_bindings): Define.
11569 (struct c_goto_bindings): Define.
11570 (c_goto_bindings_p): Define, along with VECs.
11571 (struct c_label_vars): Define.
11572 (struct c_scope): Add has_label_bindings field.
11573 (bind_label, set_spot_bindings): New static functions.
11574 (decl_jump_unsafe, update_spot_bindings): New static functions.
11575 (update_label_decls): New static function.
11576 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11577 Update binding u.label field to shadowed field.
11578 (c_binding_start_stmt_expr): New function.
11579 (c_binding_end_stmt_expr): New function.
11580 (pushdecl): Don't call c_begin_vm_scope.
11581 (make_label): Add defining and p_label_vars parameters. Change
11583 (lookup_label): Correct test for whether a label has not yet been
11584 defined. Call bind_label rather than bind.
11585 (warn_about_goto): New static function.
11586 (lookup_label_for_goto): New function.
11587 (declare_label): Call bind_label rather than bind.
11588 (check_earlier_gotos): New static function.
11589 (define_label): Don't give errors about jumping into statement
11590 expressions or scopes of variably modified types. Call
11591 set_spot_bindings and check_earlier_gotos. Call bind_label
11592 instead of bind. Don't set label_context_stack_se or
11593 label_context_stack_vm.
11594 (c_get_switch_bindings): New function.
11595 (c_release_switch_bindings): New function.
11596 (c_check_switch_jump_warnings): New function.
11597 (start_function): Don't set label_context_stack_se or
11598 label_context_stack_vm.
11599 (finish_function): Likewise.
11600 * c-typeck.c (label_context_stack_se): Don't define.
11601 (label_context_stack_vm): Don't define.
11602 (c_finish_goto_label): Call lookup_label_for_goto rather than
11603 lookup_label. Don't give errors about jumping into a statement
11604 expression or the scope of a variably modified type. Don't set
11605 label_context_stack_se or label_context_stack_vm.
11606 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11607 fields. Add bindings field.
11608 (c_start_case): Don't set deleted fields. Set bindings field.
11609 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11610 or blocked_vm. Call c_check_switch_jump_warnings.
11611 (c_finish_case): Don't test blocked_stmt_expr field. Call
11612 c_release_switch_bindings.
11613 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11614 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11615 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11616 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11617 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11618 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11619 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11620 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11621 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11622 (C_DECL_UNJUMPABLE_VM): Don't define.
11623 (C_DECL_UNDEFINABLE_VM): Don't define.
11624 (struct c_label_list): Don't define.
11625 (struct c_label_context_se): Don't define.
11626 (struct c_label_context_vm): Don't define.
11627 (struct c_spot_bindings): Declare.
11628 (c_bindings_start_stmt_expr): Declare.
11629 (c_bindings_end_stmt_expr): Declare.
11630 (lookup_label_for_goto): Declare.
11631 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11632 (c_check_switch_jump_warnings): Declare.
11633 (label_context_stack_se, label_context_stack_vm): Don't declare.
11634 (c_finish_goto_label): Update declaration.
11635 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11636 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11637 (Warning Options): Document -Wjump-misses-init.
11639 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11641 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11644 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11646 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11648 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11650 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11652 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11654 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11656 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11658 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11659 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11660 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11661 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11662 * dwarf2asm.c (dw2_force_const_mem): Update call to
11663 make_decl_one_only.
11664 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11665 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11666 * langhooks.c (lhd_comdat_group): Remove.
11667 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11668 * tree.h (DECL_COMDAT_GROUP): New.
11669 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11670 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11671 (make_decl_one_only): Change signature.
11672 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11673 make_decl_one_only.
11674 (make_decl_one_only): Change signature.
11675 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11677 2009-06-15 Richard Guenther <rguenther@suse.de>
11679 PR middle-end/40439
11680 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11682 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11684 * tree-ssa-math-opts.c: Remove extra divide.
11686 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11688 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11690 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11692 * passes.c: Add bswap pass.
11693 * tree-pass.h: Add pass_optimize_bswap declaration.
11694 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11695 Include rtl.h, expr.h and optabs.h for optab_handler check.
11696 (struct symbolic_number, pass_optimize_bswap): New definition.
11697 (do_shift_rotate, verify_symbolic_number_p): New functions.
11698 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11699 (gate_optimize_bswap): New function.
11700 * tree.c (widest_int_cst_value): New function.
11701 * tree.h (widest_int_cst_value): Prototype added.
11703 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11705 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11706 REG_EQUAL/REG_EQUIV notes.
11708 2009-06-14 Richard Guenther <rguenther@suse.de>
11710 PR middle-end/40389
11711 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11712 has its address taken if NRV was applied and it is addressable.
11713 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11714 function split out from ...
11715 (get_constraint_for_1): ... here.
11716 (handle_rhs_call): Use it to mark the return slot escaped if
11717 it is addressable and NRV was applied.
11719 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11721 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11722 Change first argument type to location_t.
11723 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11724 Do not set input_location.
11725 Use loc instead of input_location throughout.
11727 2009-06-13 Richard Guenther <rguenther@suse.de>
11729 PR tree-optimization/40421
11730 * tree-predcom.c (should_unroll_loop_p): Remove.
11731 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11733 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11735 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11736 Add location argument.
11738 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11740 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11742 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11743 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11744 * config/spu/spu-protos.h: Add location to
11745 spu_resolve_overloaded_builtin.
11746 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11747 spu_build_builtin_va_list.
11748 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11749 argument. Pass location to build_function_call_vec.
11750 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11752 (emit_fpu_switch): Same.
11753 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11754 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11755 to build_decl and create_artificial_label.
11756 (xtensa_gimplify_va_arg_expr): Same.
11757 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11758 (xstormy16_gimplify_va_arg_expr): Same.
11759 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11760 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11761 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11762 (mips16_build_function_stub): Same.
11763 (mips16_build_call_stub): Same.
11765 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11768 * arm/constraints.md (Pa, Pb): New constraints.
11769 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11770 split pattern to deal with them.
11772 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11774 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11775 fix index entry for -Xpreprocessor.
11777 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11779 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11780 Add location argument to build_decl call.
11781 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11782 (rs6000_init_builtins): Same.
11783 (spe_init_builtins): Same.
11784 (rs6000_gimplify_va_arg): Add location argument to
11785 create_artificial_label call.
11787 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11789 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11790 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11791 * Makefile.in: Fix GGC dependency for gcse.o.
11793 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11795 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11796 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11797 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11799 * c-parser.c (c_parser_binary_expression): Use current column while
11800 building binary operations.
11801 * common.opt (fshow-column): Enable by default.
11802 * tree-vrp.c (check_array_ref): Use warning_at.
11803 (check_array_bounds): Use location from call back if expr has no
11805 * tree.h: Add location argument to maybe_fold_*.
11806 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11807 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11808 (maybe_fold_offset_to_component_ref): Same.
11809 (maybe_fold_offset_to_reference): Same.
11810 (maybe_fold_offset_to_address): Same.
11811 (maybe_fold_stmt_indirect): Same.
11812 (maybe_fold_stmt_addition): Same.
11813 (fold_stmt_r): Pass location to maybe_fold_*.
11814 (fold_gimple_assign): Same.
11815 * c-tree.h: Add location argument to finish_decl,
11816 default_function_array_conversion, store_init_value.
11817 * c-decl.c (define_label): Use error_at.
11818 (c_make_fname_decl): Pass location to finish_decl.
11819 (finish_decl): New location argument.
11820 (build_compound_literal): Pass location to store_init_value.
11821 (grokdeclarator): Pass location to finish_decl.
11823 * c-typeck.c (array_to_pointer_conversion): New location argument.
11824 (function_to_pointer_conversion): Same.
11825 (default_function_array_conversion): Same.
11826 (parser_build_unary_op): Pass location to overflow_warning.
11827 (parser_build_binary_op): Same. Use warning_at.
11828 (build_unary_op): Pass location to array_to_pointer_conversion.
11829 (build_c_cast): Pass location to digest_init.
11830 (build_modify_expr): New location argument.
11831 (convert_for_assignment): Same.
11832 (store_init_value): Same.
11833 (digest_init): Same.
11834 (output_init_element): Pass location to digest_init and
11835 array_to_pointer_conversion.
11836 (c_finish_return): Pass location to convert_for_assignment.
11837 * gimplify.c (gimplify_conversion): Pass location to
11838 maybe_fold_offset_to_address.
11839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11840 to maybe_fold_stmt_addition.
11841 * c-omp.c (c_finish_omp_atomic): Pass new location to
11843 (c_finish_omp_for): Same.
11844 * c-common.c (overflow_warning): New argument.
11845 * c-common.h: New argument to build_modify_expr, overflow_warning.
11846 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11848 (c_parser_initializer): Pass location to
11849 default_function_array_conversion.
11850 (c_parser_initelt): Same.
11851 (c_parser_initval): Same.
11852 (c_parser_asm_operands): Same.
11853 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11854 (c_parser_conditional_expression): Same.
11855 (c_parser_binary_expression): Add location info to stack. Use it.
11856 (c_parser_unary_expression): Pass location to
11857 default_function_array_conversion, parser_build_unary_op,
11858 build_indirect_ref, c_parser_postfix_expression_after_primary.
11859 (c_parser_postfix_expression_after_primary): New location argument.
11861 (c_parser_expression_conv): Pass location to
11862 default_function_array_conversion.
11863 (c_parser_expr_list): Same.
11864 (c_parser_omp_atomic): Same.
11865 (c_parser_omp_for_loop): Same.
11866 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11867 (build_array_declarator): New argument.
11868 * c-decl.c (build_array_declarator): Add location argument.
11869 (grokdeclarator): Set id_loc for cdk_array.
11870 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11871 build_array_declarator.
11872 * tree.c (build_omp_clause): Add location argument.
11873 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11874 (OMP_CLAUSE_LOCATION): New macro.
11875 (struct tree_omp_clause): Add location field.
11876 (build_omp_clause): Add argument.
11877 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11878 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11880 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11881 (cp_parser_omp_clause_collapse): Same.
11882 (cp_parser_omp_clause_default): Same.
11883 (cp_parser_omp_clause_if): Same.
11884 (cp_parser_omp_clause_nowait): Same.
11885 (cp_parser_omp_clause_num_threads): Same.
11886 (cp_parser_omp_clause_ordered): Same.
11887 (cp_parser_omp_clause_schedule): Same.
11888 (cp_parser_omp_clause_untied): Same.
11889 (cp_parser_omp_for_loop): Same.
11890 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11891 * c-tree.h (c_start_case): Add location argument.
11892 (c_process_expr_stmt): Same.
11893 (c_finish_goto_*): Same.
11894 * tree-parloops.c (initialize_reductions): Pass location to
11896 (create_parallel_loop): Same.
11897 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11898 (gfc_trans_omp_reduction_list): Same.
11899 (gfc_trans_omp_clauses): Same.
11900 (gfc_trans_omp_do): Same.
11901 * c-typeck.c (c_finish_goto_label): Same.
11902 (c_finish_goto_ptr): New location argument.
11903 (c_start_case): Same.
11904 (emit_side_effect_warnings): Same.
11905 (c_process_expr_stmt): Same.
11906 (c_finish_stmt_expr): Same.
11907 (c_finish_omp_clauses): Use error_at instead of error.
11908 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11910 * c-omp.c (c_split_parallel_clauses): New location argument.
11911 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11912 to build_omp_clause.
11913 (convert_local_reference_stmt): Same.
11914 (convert_gimple_call): Same.
11915 * c-common.h (c_split_parallel_clauses): New argument.
11916 * c-parser.c (c_parser_statement_after_labels): Pass location to
11917 c_finish_goto_label.
11918 (c_parser_switch_statement): Pass location to c_start_case.
11919 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11920 and c_process_expr_stmt.
11921 (c_parser_omp_variable_list): Add location argument.
11922 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11923 (c_parser_omp_clause_default): Same.
11924 (c_parser_omp_clause_if): Same.
11925 (c_parser_omp_clause_num_threads): Same.
11926 (-c_parser_omp_clause_ordered): Same.
11927 (c_parser_omp_clause_reduction): Pass location to
11928 c_parser_omp_variable_list.
11929 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11930 (c_parser_omp_clause_untied): Same.
11931 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11932 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11934 * c-tree.h (check_for_loop_decls, undeclared_variable,
11935 build_component_ref, build_array_ref, build_external_ref,
11936 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11937 build_conditional_expr, build_compound_expr, c_cast_expr,
11938 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11939 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11941 * c-semantics.c (build_stmt): Same.
11942 (build_case_label): Same.
11943 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11944 (undeclared_variable): New argument.
11945 (make_label): Same.
11946 (lookup_label): Pass location on down.
11947 (define_label): Same.
11948 (finish_decl): Same.
11949 (build_compound_literal): Same.
11950 (finish_struct): Same.
11951 (finish_function): Do not set location here.
11952 (check_for_loop_decls): New argument.
11953 * tree.c (save_expr): Set location.
11954 (build_empty_stmt): New argument.
11955 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11956 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11957 * builtins.c (gimplify_va_arg_expr): Use locations.
11958 (expand_builtin_sync_operation): Same.
11959 * c-typeck.c (build_component_ref): New argument.
11960 (build_array_ref): Same.
11961 (build_external_ref): Same.
11962 (c_expr_sizeof_expr): Same.
11963 (c_expr_sizeof_type): Same.
11964 (parser_build_unary_op): Same.
11965 (build_conditional_expr): Same.
11966 (build_compound_expr): Pass location on down.
11967 (build_compound_expr): New argument.
11968 (build_c_cast): Same.
11969 (c_cast_expr): Same.
11970 (build_asm_expr): Same.
11971 (c_finish_return): Same.
11972 (c_process_expr_stmt): Pass location on down.
11973 (c_finish_stmt_expr): New argument.
11974 (push_clenaup): Same.
11975 (c_finish_omp_parallel): Same.
11976 (c_finish_omp_task): Same.
11977 * gimplify.c (gimplify_call_expr): Pass location on down.
11978 * c-omp.c (c_finish_omp_master): New argument.
11979 (c_finish_omp_critical): Same.
11980 (c_finish_omp_ordered): Same.
11981 (c_finish_omp_barrier): Same.
11982 (-c_finish_omp_taskwait): Same.
11983 (c_finish_omp_atomic): Same.
11984 (c_finish_omp_flush): Same.
11985 * tree-inline.c (copy_tree_body_r): Pass location on down.
11986 (inline_forbidden_p): Remove use of input_location.
11987 * c-gimplify.c (c_build_bind_expr): New argument.
11988 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11989 (c_sizeof_or_alignof_type): New argument.
11990 (c_alignof_expr): Same.
11991 (build_va_arg): Same.
11992 (c_add_case_label): Same.
11993 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11994 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11995 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11996 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11997 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11998 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12000 * stub-objc.c (objc_build_selector_expr): Same.
12001 (objc_build_throw_stmt): Same.
12002 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12003 (c_parser_initelt): Same.
12004 (c_parser_compound_statement): Same.
12005 (c_parser_compound_statement_nostart): Same.
12006 (c_parser_label): Same.
12007 (c_parser_statement_after_labels): Same.
12008 (c_parser_if_body): Same.
12009 (c_parser_else_body): Same.
12010 (c_parser_if_statement): Same.
12011 (c_parser_switch_statement): Same.
12012 (c_parser_while_statement): Same.
12013 (c_parser_do_statement): Same.
12014 (c_parser_for_statement): Same.
12015 (c_parser_asm_statement): Same.
12016 (c_parser_conditional_expression): Same.
12017 (c_parser_binary_expression): Same.
12018 (c_parser_cast_expression): Same.
12019 (c_parser_unary_expression): Same.
12020 (c_parser_sizeof_expression): Same.
12021 (c_parser_alignof_expression): Same.
12022 (c_parser_postfix_expression): Same.
12023 (c_parser_expression): Same.
12024 (c_parser_objc_receiver): Same.
12025 (c_parser_omp_variable_list): Same.
12026 (c_parser_omp_structured_block): Same.
12027 (c_parser_omp_atomic): New argument.
12028 (c_parser_omp_barrier): Same.
12029 (c_parser_omp_critical): Same.
12030 (c_parser_omp_flush): Pass location on down.
12031 (c_parser_omp_for_loop): New argument.
12032 (c_parser_omp_for): Same.
12033 (c_parser_omp_master): Same.
12034 (c_parser_omp_ordered): Same.
12035 (c_parser_omp_sections_scope): Same.
12036 (c_parser_omp_sections): Same.
12037 (c_parser_omp_parallel): Same.
12038 (c_parser_omp_single): Same.
12039 (c_parser_omp_task): Same.
12040 (c_parser_omp_taskwait): Pass location on down.
12041 (c_parser_omp_construct): Same.
12042 (c_parser_omp_threadprivate): Same.
12043 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12044 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12045 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12046 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12047 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12048 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12049 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12050 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12051 config/i386/i386.c, stmt.c:
12052 Add location argument to the following function definitions and/or
12053 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12054 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12055 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12056 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12057 do_case, c_finish_bc_stmt, build_compound_literal,
12058 build_function_call.
12059 * c-decl.c (build_compound_literal): Add location argument.
12060 Make all diagnostic calls use location.
12061 (start_struct): Same.
12062 (finish_struct): Same.
12063 (start_enum): Same.
12064 (build_enumerator): Same.
12065 (start_function): Same.
12066 (grokdeclarator): Make all diagnostic calls use location.
12067 (store_parm_decls_oldstyle): Same.
12068 * c-typeck.c (build_function_call): Add location argument.
12069 Make all diagnostic calls use location.
12071 (c_finish_bc_stmt): Same.
12072 * tree-nested.c (get_trampoline_type): Add argument.
12073 Pass location to build_decl.
12074 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12075 * rtl.h (RTL_LOCATION): New.
12076 * c-common.c (c_add_case_label): Add location argument.
12077 Make all diagnostic calls use location.
12078 * c-common.h: Add location argument to make_fname_decl, do_case,
12079 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12080 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12081 Set it appropriately for every case. Pass enum_loc to start_enum
12082 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12084 (c_parser_struct_or_union_specifier): Save location. Use it for
12085 start_struct, finish_struct, and parser_xref_tag.
12087 2009-06-12 Ian Lance Taylor <iant@google.com>
12089 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12091 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12092 cpp_opts->warn_cxx_operator_names.
12094 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12097 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12098 is returns NULL and OP is a VCE, look through the VCE.
12100 2009-06-12 Ian Lance Taylor <iant@google.com>
12103 * collect2.c (main): Use CONST_CAST2 in code inside #if
12104 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12106 2009-06-12 Joey Ye <joey.ye@intel.com>
12108 PR middle-end/39146
12109 * cfgexpand.c (get_decl_align_unit): Update
12110 max_used_stack_slot_alignment with align instead of
12111 stack_alignment_needed.
12113 * function.c (assign_stack_local_1): Update
12114 max_used_stack_slot_alignment with alignment_in_bits instead
12115 of stack_alignment_needed.
12116 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12119 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12121 * dwarf2out.c (last_var_location_insn): New variable.
12122 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12123 (dwarf2out_var_location): Don't record anything after last real
12124 insn. Only change labels if there were any real instructions
12125 in between last note and this one, or if changed sections.
12127 2009-06-11 Richard Henderson <rth@redhat.com>
12129 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12130 note when storing the frame pointer in a register.
12131 (FRP): Don't redefine to nothing for epilogue.
12132 (alpha_expand_epilogue): Mark register and sp restores.
12133 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12135 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12136 when gen_lowpart is needed.
12138 2009-06-11 Richard Henderson <rth@redhat.com>
12140 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
12142 * dwarf2out.c (need_data_align_sf_opcode): New.
12143 (div_data_align): Move earlier.
12144 (def_cfa_1, reg_save): Use it.
12146 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
12148 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
12149 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
12150 (ix86_handle_option): Handle OPT_mcrc32.
12151 (ix86_target_string): Add -mcrc32.
12152 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
12154 * config/i386/i386.h (TARGET_CRC32): New.
12156 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
12157 (sse4_2_crc32di): Likewise.
12159 * config/i386/i386.opt (mcrc32): New.
12161 * doc/invoke.texi: Document -mcrc32.
12163 2009-06-11 Richard Henderson <rth@redhat.com>
12165 * common.opt (gdwarf-): Accept a version number.
12166 * doc/invoke.texi (gdwarf-): Update docs.
12167 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12168 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12169 version level, and record it.
12171 * dwarf2.h (DW_CIE_VERSION): Remove.
12172 * dwarf2out.c (DWARF_VERSION): Remove.
12173 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12174 (output_call_frame_info): Use CIE version 3 for dwarf3,
12175 or if the return register column is out of range for version 1.
12176 (dwarf_stack_op_name): Add all dwarf3 values.
12177 (DEBUG_PUBTYPES_SECTION): New.
12178 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
12179 encoding change for dwarf3.
12180 (output_die) [dw_val_class_die_ref]: Likewise.
12181 (output_compilation_unit_header): Emit correct version for dwarf3.
12182 (output_line_info): Likewise.
12183 (output_pubnames): Update for DWARF_VERSION removal.
12184 (output_aranges): Likewise.
12185 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
12186 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
12187 (dwarf2out_finish): Likewise.
12189 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12191 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12194 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12197 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12198 * builtins.c (expand_builtin_unreachable): New function.
12199 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12200 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12201 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12203 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12204 searching for missing barriers.
12206 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12208 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12209 when -fprofile-generate* was passed.
12210 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12212 2009-06-11 Anthony Green <green@moxielogic.com>
12214 * config/moxie/moxie.md: Define length attribute for all instructions.
12216 (*b<cond:code>): Support limited branch ranges for new PC-relative
12217 branch instructions.
12218 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12220 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12222 * config/i386/i386.c (min_insn_size): Use get_attr_length
12223 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12224 For __asm return 0.
12226 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12227 instead of emit_insn_before.
12229 2009-06-10 Ian Lance Taylor <iant@google.com>
12232 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12235 2009-06-10 Revital Eres <eres@il.ibm.com>
12237 * passes.c (init_optimization_passes): Reschedule
12238 predictive-commoning pass before complete unroll pass.
12240 2009-06-10 Martin Jambor <mjambor@suse.cz>
12242 * cgraph.c (cgraph_node_can_be_local_p): New function.
12243 (cgraph_make_node_local): New function.
12244 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12245 (cgraph_make_node_local): Declare.
12247 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12249 * tree.h (tree_base): Add packed_flag and user_align fields.
12250 Decrease size of spare field.
12251 (TYPE_USER_ALIGN): Use user_align from tree_base.
12252 (DECL_USER_ALIGN): Likewise.
12253 (TYPE_PACKED): Use packed_flag from tree_base.
12254 (DECL_PACKED): Likewise.
12255 (tree_type): Delete packed_flag and user_align fields. Widen
12256 precision field. Widen mode field and shuffle fields to align
12257 mode on an 8-bit boundary.
12258 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12259 Renumber decl_flag_* fields. Fix comments. Widen
12260 decl_common_unused field.
12261 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12262 (DECL_EXTERNAL): Likewise.
12263 (DECL_BIT_FIELD): Likewise.
12264 (DECL_NONADDRESSABLE_P): Likewise.
12265 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12266 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12268 2009-06-10 Ian Lance Taylor <iant@google.com>
12270 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12271 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12272 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12273 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12274 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12275 DEF_VEC_ALLOC_FUNC_P.
12276 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12277 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12278 DEF_VEC_ALLOC_FUNC_O.
12279 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12280 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12281 DEF_VEC_ALLOC_FUNC_I.
12282 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12283 (vec_stack_p_reserve_exact_1): Declare.
12284 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12285 (vec_stack_free): Declare.
12286 (VEC_stack_alloc): Define.
12287 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12288 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12289 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12290 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12292 (stack_vecs): New static variable.
12293 (vec_stack_p_reserve_exact_1): New function.
12294 (vec_stack_o_reserve_1): New static function.
12295 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12296 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12297 (vec_stack_free): New function.
12298 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12299 (VEC_df_ref_stack_alloc): Define.
12300 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12301 DEF_VEC_ALLOC_P_STACK.
12302 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12303 (struct df_collection_rec): Change _vec fields to VEC. Remove
12305 (df_free_collection_rec): Adjust for new fields.
12306 (df_insn_rescan): Use new df_collection_rec fields.
12307 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12308 (df_ref_create_structure, df_ref_record): Likewise.
12309 (df_get_conditional_uses, df_get_call_refs): Likewise.
12310 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12311 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12312 (df_record_exit_block_uses, df_bb_verify): Likewise.
12313 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12314 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12315 Remove count parameter. Change return type to void. Change all
12317 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12318 Remove count parameter. Change return type to void. Change all
12320 (df_install_refs): Change old_vec parameter to VEC. Remove count
12321 parameter. Change all callers.
12322 (df_install_mws): Change old_vec parameter to VEC. Remove count
12323 parameter. Change all callers.
12324 (df_refs_verify): Change new_rec parameter to VEC. Change call
12326 (df_mws_verify): Likewise.
12328 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12330 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12332 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12334 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12336 2009-06-10 Anthony Green <green@moxielogic.com>
12338 * config/moxie/crti.asm: New file.
12339 * config/moxie/crtn.asm: New file.
12340 * config/moxie/moxie.c: New file.
12341 * config/moxie/moxie.h: New file.
12342 * config/moxie/sfp-machine.h: New file.
12343 * config/moxie/moxie-protos.h: New file.
12344 * config/moxie/t-moxie: Created.
12345 * config/moxie/t-moxie-softfp: Created.
12346 * config/moxie/moxie.md: Created.
12347 * config/moxie/constraints.md: Created.
12348 * config.gcc: Add moxie support.
12349 * doc/md.texi (Machine Constraints): Add moxie constraints.
12350 * doc/contrib.texi (Contributors): Mention moxie port.
12351 * doc/install.texi (Specific): Mention the moxie port.
12353 2009-06-09 Ian Lance Taylor <iant@google.com>
12355 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12356 compiling with C++.
12357 * optabs.c (optab_table): Only use designated initializers if
12358 HAVE_DESIGNATED_INITIALIZERS is defined.
12359 (convert_optab_table): Likewise.
12360 (init_optabs): Always call init_insn_codes if
12361 HAVE_DESIGNATED_INITIALIZERS is not defined.
12363 2009-06-09 Ian Lance Taylor <iant@google.com>
12365 * targhooks.c (default_builtin_vectorized_function): Change fn
12366 parameter to unsigned int.
12367 (default_builtin_vectorized_conversion): Change code parameter to
12369 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12370 * targhooks.h: Update declarations.
12371 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12372 parameter to unsigned int.
12374 * c-typeck.c (comptypes_check_enum_int): New static function.
12375 (comptypes_internal): Add enum_and_int_p parameter. Change all
12377 (comp_target_types): Add location parameter. Change all callers.
12378 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12379 Change all callers.
12380 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12381 (build_conditional_expr): Add colon_loc parameter. Change all
12383 (convert_for_assignment): Add location parameter. Change all callers.
12384 * c-parser.c (c_parser_conditional_expression): Pass location of
12385 colon to build_conditional_expr.
12386 * c-tree.h (build_conditional_expr): Update declaration.
12388 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12390 * graphite.c: Revert previous patch.
12392 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12395 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12397 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12399 * tree-ssa-loop-prefetch.c
12400 (loop_prefetch_arrays): Fixed a portability problem in printf format
12403 2009-06-09 Martin Jambor <mjambor@suse.cz>
12405 PR tree-optimization/40351
12406 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12407 refrence to a potential artifical subaccess can be constructed.
12409 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12411 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12412 (sh_override_options): Likewise.
12413 * config/sh/sh.c: Include params.h.
12414 (sh_optimization_options): New.
12415 (sh_override_options): Likewise.
12416 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12417 (OVERRIDE_OPTIONS): Use sh_override_options.
12419 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12421 * dwarf2out.c (emit_cfa_remember): New variable.
12422 (add_fde_cfi): If emit_cfa_remember, recurse to add
12423 DW_CFA_remember_state first.
12424 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12425 instead just set emit_cfa_remember.
12427 2009-06-08 Jan Hubicka <jh@suse.cz>
12430 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12432 2009-06-08 Jan Hubicka <jh@suse.cz>
12434 PR middle-end/39834
12435 * cgraphunit.c (save_inline_function_body): Do not copy transform
12436 hooks for saved inline bodies.
12437 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12438 for given function.
12440 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12442 * jump.c (returnjump_p): Handle delayed branches. Add missing
12445 2009-06-08 Jan Hubicka <jh@suse.cz>
12447 PR middle-end/40102
12448 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12449 original node might've been modified.
12450 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12452 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12454 * tree-object-size.c (addr_object_size): Add OSI argument.
12455 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12456 (compute_builtin_object_size, expr_object_size): Adjust callers.
12457 (plus_stmt_object_size): Call addr_object_size instead of
12458 compute_builtin_object_size.
12460 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12461 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12463 * tree-ssa-loop-prefetch.c
12464 (gather_memory_references): Introduced a counter for the number of
12466 (anything_to_prefetch_p): Introduced a counter for the number of
12468 (is_loop_prefetching_profitable): New function with a cost model
12470 (loop_prefetch_arrays): Use the new cost model to determine if
12471 prefetching is profitable.
12472 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12473 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12474 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12475 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12476 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12477 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12479 2009-06-08 Michael Matz <matz@suse.de>
12482 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12483 partitions use the same.
12484 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12485 for basevars of SSA_NAMEs.
12486 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12487 to not expand them twice.
12488 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12491 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12493 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12494 (fdump-final-insns=, gtoggle): New.
12495 * doc/invoke.texi: Document them.
12496 * final.c (rest_of_clean_state): Dump final insn stream.
12497 * gcc.c (invoke_as): Hook in -fcompare-debug.
12498 (static_spec_functions): Add compare-debug-dump-opt,
12499 compare-debug-self-opt and compare-debug-auxbase-opt.
12500 (compare_debug, compare_debug_second, compare_debug_opt): New.
12501 (switches_debug_check, n_switches_debug_check): New.
12502 (debug_auxbase_opt, debug_check_temp_file): New.
12503 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12505 (do_self_spec): Handle arguments after switches.
12506 (do_spec_1): Add .gk extension to temp file basenames for compare.
12507 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12508 (cc1_options): Use it instead of normal auxbase computation for
12509 the second compare-debug compilation.
12510 (compare_files): New.
12511 (main): Set up and implement compare debug mode.
12512 (compare_debug_dump_opt_spec_function): New.
12513 (compare_debug_self_opt_spec_function): New.
12514 (compare_debug_auxbase_opt_spec_function): New.
12515 * toplev.c (process_options): Handle flag_gtoggle,
12516 flag_dump_final_insns.
12517 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12518 during -fcompare-debug-second compilation.
12520 2009-06-07 Ian Lance Taylor <iant@google.com>
12522 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12523 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12525 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12526 with no default node. Change warning with %H to warning_at.
12527 Don't clear warn_switch around case checking.
12528 * doc/invoke.texi (Warning Options): Clarify distinction between
12529 -Wswitch and -Wswitch-enum.
12531 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12533 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12535 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12537 * gbl-ctors.h: Add header guard.
12539 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12541 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12542 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12543 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12544 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12545 prototypes for removed functions.
12546 (expressions_equal_p): Move to ...
12547 * tree-ssa-sccvn.h: ... here and ...
12548 * matrix-reorg.c: ... adjust includes.
12550 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12552 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12554 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12556 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12557 (finish_function): Remove erroneous whitespace.
12559 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12561 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12562 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12564 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12566 * errors.c (internal_error): Commentary typo fix.
12567 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12568 * tree-ssa-pre.c: Ditto.
12570 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12572 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12573 them is supposed to hold actual statements.
12575 2009-06-06 Ian Lance Taylor <iant@google.com>
12577 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12578 empty statements can now have attributes.
12580 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12582 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12583 * config/mips/mips.md: Ditto.
12585 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12587 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12589 (__eabi_uconvert): Likewise.
12591 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12593 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12594 CFI_* definitions with IN_GCC.
12596 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12598 * xcoffout.h (xcoffout_source_line): Update prototype.
12600 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12602 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12603 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12605 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12607 PR middle-end/40340
12608 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12609 inlined_function_outer_scope_p blocks for artificial inlines
12611 * tree.c (tree_nonartificial_location): Rewrite using
12612 block_nonartificial_location.
12614 2009-06-05 Revital Eres <eres@il.ibm.com>
12615 Leehod Baruch <leehod@il.ibm.com>
12617 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12618 (expand_expr_real_1): Remove comment.
12619 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12620 Vectorize misaligned access when the target supports it.
12621 (vect_supportable_dr_alignment): Check for unaligned access support.
12622 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12625 2009-06-05 Julian Brown <julian@codesourcery.com>
12627 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12628 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12630 2009-06-05 Richard Guenther <rguenther@suse.de>
12633 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12634 as possibly unused.
12636 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12638 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12639 (save_gprs): Don't tell unwinder when a global register is saved.
12640 (s390_emit_epilogue): Emit needed epilogue unwind info.
12642 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12644 * dwarf2out.c (deferred_asm_name): New.
12645 (add_name_and_src_coords_attributes): Defer creation of
12646 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12648 (move_linkage_attr): New.
12649 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12652 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12654 * tree-nested.c (finalize_nesting_tree_1): Declare the
12655 frame_decl in the binding tree.
12657 2009-06-04 Cary Coutant <ccoutant@google.com>
12659 * basic-block.h (struct basic_block_def): Add discriminator field.
12660 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12662 * debug.c (do_nothing_debug_hooks): Add additional entry.
12663 (debug_nothing_int_charstar_int): New function.
12664 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12665 (debug_nothing_int_charstar_int): New declaration.
12666 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12667 discriminator value in .loc directive.
12668 * final.c (last_discriminator): New variable.
12669 (discriminator): New variable.
12670 (final_start_function): Initialize above variables, pass current
12671 discriminator to debug hook.
12672 (notice_source_line): Check for discriminator change.
12673 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12674 * sdbout.c (sdbout_source_line): New parameter.
12675 * tree-cfg.c (struct locus_discrim_map): New structure type.
12676 (discriminator_per_locus): New hash table.
12677 (build_gimple_cfg): Allocate and free discriminator hash table.
12678 (make_edges): Call assign_discriminator.
12679 (locus_map_hash): New function.
12680 (locus_map_eq): New function.
12681 (next_discriminator_for_locus): New function.
12682 (same_line_p): New function.
12683 (assign_discriminator): New function.
12684 (make_cond_expr_edges): Call assign_discriminator.
12685 (make_gimple_switch_edges): Likewise.
12686 (first_non_label_stmt): New function.
12687 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12689 * xcoffout.c (xcoffout_source_line): Add new parameter.
12691 * configure.ac (gcc_cv_as_discriminator): New configury check for
12692 gas support for discriminator.
12693 * configure: Regenerate.
12694 * config.in: Regenerate.
12696 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12698 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12699 val after checking for integers.
12701 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12703 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12705 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12706 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12707 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12708 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12709 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12710 X64_SSE_REGPARM_MAX.
12711 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12712 X64_SSE_REGPARM_MAX.
12714 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12716 * gcc.c (report_times_to_file): New.
12717 (execute): Implement it.
12718 (process_command): Support -time=.
12719 * doc/invoke.texi: Document it.
12721 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12723 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12724 that have value exprs.
12726 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12728 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12729 declarations for constants until...
12730 (dw2_output_indirect_constant_1): ... this point.
12732 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12735 * arm.md (arm_addsi3): Don't try to split an add with an
12736 eliminable register until after reload has completed.
12738 2009-06-03 Ian Lance Taylor <iant@google.com>
12740 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12741 * genattrtab.c (write_length_unit_log): Likewise.
12742 * genchecksum.c (dosum): Likewise.
12743 * gengtype.c (write_rtx_next): Likewise.
12744 (finish_root_table, write_roots): Likewise.
12745 * gimple.c (gimple_ops_offset_): Likewise.
12746 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12747 * config/arc/arc.c (arc_attribute_table): Likewise.
12748 * config/arm/arm.c (arm_attribute_table): Likewise.
12749 * config/avr/avr.c (avr_attribute_table): Likewise.
12750 * config/crx/crx.c (crx_attribute_table): Likewise.
12751 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12752 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12753 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12754 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12755 * config/sh/sh.c (sh_attribute_table): Likewise.
12756 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12757 * config/spu/spu.c (spu_attribute_table): Likewise.
12758 * config/v850/v850.c (v850_attribute_table): Likewise.
12760 * config/alpha/alpha.c (vms_attribute_table): Make static.
12761 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12762 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12763 * config/mips/mips.c (mips_attribute_table): Likewise.
12765 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12767 (cc1-checksum.o): Likewise.
12769 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12771 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12773 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12775 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12776 insn if it is changing sp. Use gen_add3_insn instead of
12777 conditionally gen_addsi3 and gen_adddi3.
12778 (offset_below_red_zone_p): New static inline function.
12779 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12780 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12781 * config/rs6000/ppc-asm.h: Include auto-host.h.
12782 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12783 CFI_RESTORE): Define.
12784 * config/rs6000/crtresxgpr.asm: Add unwind info.
12785 * config/rs6000/crtresxfpr.asm: Likewise.
12786 * config/rs6000/crtresgpr.asm: Likewise.
12787 * config/rs6000/crtresfpr.asm: Likewise.
12788 * config/rs6000/crtsavgpr.asm: Likewise.
12789 * config/rs6000/crtsavfpr.asm: Likewise.
12791 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12792 argument of DWARF2_FRAME_REG_OUT macros.
12794 2009-06-03 Julian Brown <julian@codesourcery.com>
12796 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12797 words or less (including TImode) in core registers.
12799 2009-06-03 Richard Guenther <rguenther@suse.de>
12801 PR middle-end/40328
12802 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12804 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12806 * statistics.c (statistics_counter_event): Do not record event
12807 in pass dump if its number == -1.
12808 (curr_statistics_hash): Add assert that we never get passes
12809 with static number == -1.
12811 2009-06-03 Richard Guenther <rguenther@suse.de>
12812 Andrey Belevantsev <abel@ispras.ru>
12814 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12815 non-BLKmode arrays addressable.
12817 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12819 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12820 * config/m68k/m68k.h: ... here.
12822 2009-06-03 Martin Jambor <mjambor@suse.cz>
12824 PR tree-optimization/40323
12825 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12828 2009-06-03 Richard Guenther <rguenther@suse.de>
12830 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12833 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12835 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12836 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12837 JUMP_TABLE_DATA_P where applicable.
12838 * config/sh/sh.c: Ditto.
12839 * config/sh/sh.h: Ditto.
12840 * config/sh/sh.md: Ditto.
12841 * config/sh/symbian.c: Ditto.
12843 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12845 * config/i386/driver-i386.c (describe_cache): Optimize
12846 concatenation of strings. Use snprintf instead of sprintf.
12847 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12848 target when not compiling with GCC.
12850 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12852 * config/sh/sh.c: Revert last change.
12853 (sh_expand_epilogue): Emit a blockage insn before the frame
12854 pointer adjustment unconditionally.
12856 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12858 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12859 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12860 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12861 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12862 to COLLECT_GCC_OPTIONS.
12864 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12866 * collect2.c (target_system_root): New variable.
12867 (main): Handle --sysroot=.
12868 (ignore_library): Strip the sysroot from the library path.
12870 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12872 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12873 (collect2.o): Depend on collect2-aix.h.
12874 (collect2-aix.o): New rule.
12875 * collect2-aix.h: New file.
12876 * collect2-aix.c: Likewise.
12877 * collect2.c: Include collect2-aix.h. Don't undefine
12878 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12879 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12880 Use TARGET_AIX_VERSION instead of _AIX51.
12881 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12882 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12883 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12884 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12885 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12887 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12889 * collect2.c (ignore_library): Avoid premature post-increment
12890 and null deference.
12892 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12894 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12895 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12896 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12897 CROSS_DIRECTORY_STRUCTURE too.
12898 (LINK_LIBG_SPEC): Likewise.
12899 (LIB_SPEC): Add %R to sysroot paths.
12900 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12901 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12902 * config/rs6000/aix51.h: As for aix43.h.
12903 * config/rs6000/aix52.h: Likewise.
12904 * config/rs6000/aix53.h: Likewise.
12905 * config/rs6000/aix61.h: Likewise.
12906 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12907 to the beginning of sysroot paths.
12909 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12911 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12912 INSN_LISTs that are out of the REG_NOTE range.
12914 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12916 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12917 (struct var_to_expand): Likewise.
12918 (struct opt_info): Add head and tail for linked lists of the above.
12919 (analyze_insn_to_expand_var): Initialize next.
12920 (analyze_iv_to_split_insn): Likewise.
12921 (analyze_insns_in_loop): Create linked lists.
12922 (allocate_basic_variable): Simplify for use without hash table.
12923 (insert_var_expansion_initialization): Likewise, make it type-safer.
12924 (combine_var_copies_in_loop_exit): Likewise.
12925 (apply_opt_in_copies): Walk lists rather than hash tables.
12926 (release_var_copies): Simplified and inlined by hand into...
12927 (free_opt_info): ... this function.
12929 2009-06-02 Richard Guenther <rguenther@suse.de>
12931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12934 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12936 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12937 only for builtins that are not overridden.
12939 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12941 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12944 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12946 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12948 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12950 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12952 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12954 * common.opt (fdump-unnumbered-links): New.
12955 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12956 * print-rtl.c (flag_dump_unnumbered_links): New.
12957 (print_rtx): Test it.
12959 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12961 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12962 push/pop multiple to 8-byte alignment.
12964 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12966 * config/i386/i386.c (queued_cfa_restores): New static variable.
12967 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12969 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12970 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12971 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12972 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12973 note unconditionally.
12974 (ix86_emit_restore_regs_using_mov): Likewise.
12975 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12976 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12977 it through to ix86_emit_restore_reg_using_pop.
12978 (ix86_emit_leave): Add RED_OFFSET argument. Call
12979 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12980 instead of adding REG_CFA_OFFSET note unconditionally.
12981 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12982 the above functions. Call ix86_add_queued_cfa_restore_notes when
12985 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12986 force output of the label even for dwarf2out_do_cfi_asm.
12987 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12988 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12989 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12991 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12992 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12993 dwarf2out_cfi_label callers.
12994 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12995 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12996 Adjust dwarf2out_cfi_label callers.
12997 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12999 * config/i386/i386.h (struct machine_cfa_state,
13000 struct machine_function): Guard with ifndef USED_FOR_TARGET
13001 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13004 * emutls.c (__emutls_get_address): Change arr->size to mean number
13005 of allocated arr->data entries instead of # of slots + 1.
13007 PR middle-end/40316
13008 * recog.c (peep2_reinit_state): New function.
13009 (peephole2_init_state): Use it at the end of a basic block and also
13010 when seeing a RTX_FRAME_RELATED_P insn.
13012 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13014 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13015 fixuns_truncrfdi2): New.
13016 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13017 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13018 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13019 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13020 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13021 *recip_approx): Remove.
13022 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13023 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13024 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13026 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13029 2009-06-01 Ian Lance Taylor <iant@google.com>
13031 * attribs.c (register_attribute): Use CONST_CAST.
13032 * collect2.c (main): Use CONST_CAST2.
13033 (scan_prog_file): Likewise.
13034 * gcc.c (process_command, main): Likewise.
13035 * toplev.c (toplev_main): Likewise.
13037 * c-typeck.c (handle_warn_cast_qual): New static function,
13038 partially broken out of build_c_cast.
13039 (build_c_cast): Call handle_warn_cast_qual.
13040 * doc/invoke.texi (Warning Options): Document new effect of
13043 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13045 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13046 (diagnostic_report_current_module): Print columns.
13047 * common.opt (flag_show_column): Enable by default.
13049 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13051 * alias.c (find_base_term): Check for NULL term before returning.
13053 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13055 Revert due to PR40320:
13056 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13057 * calls.c (emit_library_call_value_1): Don't force_operand for move
13060 2009-06-01 Olivier Hainque <hainque@adacore.com>
13061 Eric Botcazou <ebotcazou@adacore.com>
13063 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13064 to be processed as a bitfield for constructor output purposes.
13065 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13067 * varasm.c (oc_local_state): New type, output_constructor
13068 local state to support communication with helpers.
13069 (oc_outer_state): New type, output_constructor outer state of
13070 relevance in recursive calls.
13071 (output_constructor_array_range): New output_constructor helper,
13072 extracted code for an array range element.
13073 (output_constructor_regular_field): New output_constructor helper,
13074 extracted code for an element that is not a bitfield.
13075 (output_constructor_bitfield): New output_constructor helper,
13076 extracted code for a bitfield element. Accept an OUTER state
13077 argument for recursive processing. Recurse on record or array
13078 CONSTRUCTOR values, possibly past noop conversions.
13079 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13080 VALUE is a valid constant-valued expression for use in a static
13081 bit-field initializer.
13082 (output_constructor): Rework to use helpers. Accept and honor an
13083 OUTER state argument for recursive calls. Return total size. Be
13084 prepared for nested constructors initializing bitfields.
13085 (output_constant): Feed OUTER in calls to output_constructor.
13087 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13089 * calls.c (emit_library_call_value_1): Don't force_operand for move
13092 2009-06-01 Nick Clifton <nickc@redhat.com>
13094 * doc/invoke.texi (IA-64 Options): Fix typo.
13096 2009-06-01 Ira Rosen <irar@il.ibm.com>
13098 PR tree-optimization/39129
13099 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13101 (vect_do_peeling_for_loop_bound): Use
13102 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13103 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13104 (vect_loop_versioning): Likewise.
13105 (vect_create_cond_for_alias_checks): Fix indentation.
13106 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13108 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13109 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13110 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13111 "control flow in loop".
13112 (vect_estimate_min_profitable_iters): Use
13113 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13114 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13115 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13116 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13117 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13118 statement belongs to a group of strided accesses with the exact code
13120 (vectorizable_load): Likewise.
13121 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13122 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13124 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13126 * config/freebsd-stdint.h: New file.
13127 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13128 Add freebsd-stdint.h to tm_file.
13130 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13132 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13133 (thumb2_extendhidi2): Likewise.
13135 2009-05-31 Ian Lance Taylor <iant@google.com>
13137 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
13139 2009-05-31 Ian Lance Taylor <iant@google.com>
13141 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
13142 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
13143 (ipa-reference.o): Depend upon gt-ipa-reference.h.
13145 2009-05-31 Jason Merrill <jason@redhat.com>
13147 * tree-pretty-print.c (print_call_name): Take the callee, not the
13148 call itself. Make non-static. Use dump_function_name for functions.
13149 (dump_generic_node): Adjust.
13150 * diagnostic.h: Declare print_call_name.
13151 * gimple-pretty-print.c (dump_gimple_call): Use it.
13153 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13155 * config/sh/sh.md (ashldi3_std): New define_expand.
13158 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13161 * config/sh/sh.c: Include debug.h.
13162 (sh_expand_epilogue): Emit a blockage insn before the frame
13163 pointer adjustment also when dwarf2out_do_frame returns true.
13165 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13167 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13168 (thumb2_extendqidi2): New pattern.
13170 2009-05-31 Ira Rosen <irar@il.ibm.com>
13172 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13173 mark phis for renaming.
13174 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13175 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13176 Call mark_sym_for_renaming.
13177 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13178 * tree-vect-loop.c (vect_transform_loop): Remove
13179 vect_memsyms_to_rename initialization and a call to
13180 mark_set_for_renaming.
13182 2009-05-31 Jakub Jelinek <jakub@redhat.com>
13184 PR middle-end/40304
13185 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
13186 frame related even if !set_cfa && style < 0.
13188 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
13190 * config/i386/mingw-tls.c: New file.
13191 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13192 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13193 defining _WIN32 but not __CYGWIN__.
13195 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13197 * configure.ac: Add MPC support.
13199 * config.in, configure: Regenerate.
13201 2009-05-29 Richard Henderson <rth@redhat.com>
13203 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13204 NOTE_INSN_BASIC_BLOCK.
13205 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13206 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13207 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13209 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13211 (add_cfi): Disable check redefining cfa away from drap.
13212 (lookup_cfa_1): Add remember argument; handle remember/restore.
13213 (lookup_cfa): Pass remember argument.
13214 (cfa_remember): New.
13215 (compute_barrier_args_size_1): Remove sibcall check.
13216 (dwarf2out_frame_debug_def_cfa): New.
13217 (dwarf2out_frame_debug_adjust_cfa): New.
13218 (dwarf2out_frame_debug_cfa_offset): New.
13219 (dwarf2out_frame_debug_cfa_register): New.
13220 (dwarf2out_frame_debug_cfa_restore): New.
13221 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13222 (dwarf2out_begin_epilogue): New.
13223 (dwarf2out_frame_debug_restore_state): New.
13224 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13225 DW_CFA_restore_state.
13226 (output_cfi_directive): Likewise.
13227 (convert_cfa_to_fb_loc_list): Likewise.
13228 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13229 * dwarf2out.h: Update.
13230 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13231 (copy_insn_1): Early out for null.
13232 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13233 and dwarf2out_frame_debug_restore_state.
13234 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13235 (prologue_insn_hash, epilogue_insn_hash): New.
13236 (free_after_compilation): Adjust freeing accordingly.
13237 (record_insns): Create hash table if needed; push insns into
13238 hash instead of array.
13239 (maybe_copy_epilogue_insn): New.
13240 (contains): Search hash table instead of array.
13241 (sibcall_epilogue_contains): Remove.
13242 (thread_prologue_and_epilogue_insns): Split eh_return insns
13243 and mark them as epilogues.
13244 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13245 scanning in terms of basic blocks.
13246 * insn-notes.def (CFA_RESTORE_STATE): New.
13247 * jump.c (returnjump_p_1): Accept EH_RETURN.
13248 (eh_returnjump_p_1, eh_returnjump_p): New.
13249 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13250 CFA_REGISTER, CFA_RESTORE): New.
13251 * rtl.def (EH_RETURN): New.
13252 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13254 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13255 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13257 * config/i386/i386.c (gen_push): Update cfa state.
13258 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13259 add a CFA_ADJUST_CFA note.
13260 (ix86_dwarf_handle_frame_unspec): Remove.
13261 (ix86_expand_prologue): Update cfa state.
13262 (ix86_emit_restore_reg_using_pop): New.
13263 (ix86_emit_restore_regs_using_pop): New.
13264 (ix86_emit_leave): New.
13265 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13266 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13267 * config/i386/i386.h (struct machine_cfa_state): New.
13268 (ix86_cfa_state): New.
13269 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13270 (eh_return_internal): Merge from eh_return_<mode>,
13271 use eh_return rtx, split w/ epilogue.
13273 2009-05-29 Ian Lance Taylor <iant@google.com>
13275 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13277 * calls.c (emit_library_call_value_1): Likewise.
13279 * c-typeck.c (c_build_va_arg): New function.
13280 * c-tree.h (c_build_va_arg): Declare.
13281 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13282 instead of build_va_arg.
13284 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13286 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13287 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13288 (ptr_difference_cost): Use affine combinations to compute it.
13289 (difference_cost): Likewise.
13290 (get_computation_cost_at): Compute more accurate cost for addresses
13291 if the ratio is a multiplier allowed in addresses.
13292 For non-addresses, consider that an additional offset or symbol is
13295 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13297 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13298 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13300 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13301 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13302 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13304 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13305 to 1 for TYPE_SSE{IADD1,CVT1}.
13306 (prefix_vex_imm8): Removed.
13307 (length_vex): Only pass 1 as second argument to
13308 ix86_attr_length_vex_default if prefix_extra is 0.
13309 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13310 (length): For prefix vex computation use length_immediate
13311 attribute instead of prefix_vex_imm8.
13312 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13313 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13314 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13315 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13316 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13317 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13318 a space in between the operands.
13319 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13320 if one operand is 0xff and the other one si, di, bp or sp.
13321 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13322 other one si, di, bp or sp.
13323 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13324 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13325 type and mode attributes.
13326 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13327 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13328 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13329 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13330 prefix_data16 attribute iff MODE_DF.
13331 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13332 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13333 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13334 constm128_operand in length_immediate computation.
13335 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13336 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13337 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13338 length_immediate attribute to 1.
13339 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13340 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13341 for certain alternatives.
13342 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13343 prefix_data16 attribute if MODE_V1DF.
13344 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13345 length_immediate to 1.
13346 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13347 length_address to 4, set mode attribute to MODE_DI.
13348 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13349 (fxam<mode>2_i387): Set length attribute to 4.
13350 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13351 *prefetch_3dnow_rex): Override length_address attribute.
13352 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13354 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13355 (constm128_operand): Removed.
13356 * config/i386/i386.c (memory_address_length): For
13357 disp && !index && !base in 64-bit mode account for SIB byte if
13358 print_operand_address can't optimize disp32 into disp32(%rip)
13359 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13360 for fs: or gs: segment.
13361 (ix86_attr_length_immediate_default): When checking if shortform
13362 is possible, truncate immediate to the length of the non-shortened
13364 (ix86_attr_length_address_default): Ignore MEM_P operands
13366 (ix86_attr_length_vex_default): Only check for DImode on
13367 GENERAL_REG_P operands.
13368 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13369 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13370 (sse_cvttps2pi): Clear prefix_rep attribute.
13371 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13373 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13374 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13375 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13376 iff operand 2 is const_int_operand.
13377 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13378 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13379 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13381 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13383 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13384 prefix_data16 attribute for movlpd and movhpd instructions.
13385 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13386 length_immediate for shufpd instruction.
13387 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13388 (avx_cmpp<avxmodesuffixf2c><mode>3,
13389 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13390 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13391 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13392 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13393 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13394 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13395 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13396 prefix_data16 attribute for the first alternative to 1.
13397 (*avx_loadlps): Override length_immediate for the first alternative.
13398 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13399 attributes for second alternative.
13400 (*vec_concatv2sf_sse4_1): Override length_immediate and
13401 prefix_data16 attributes for second alternative.
13402 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13403 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13404 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13405 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13406 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13407 prefix_data16 and length_immediate to 1.
13408 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13410 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13411 prefix_extra attribute for variants that don't have 0f prefix alone.
13412 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13413 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13414 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13415 *sse4_1_pextrd): Set length_immediate to 1.
13416 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13417 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13419 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13420 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13421 length_immediate to 1 for second alternative.
13422 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13423 prefix_extra and length_immediate attributes for the first
13425 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13427 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13428 to 1 for the first and third alternative.
13429 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13431 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13433 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13435 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13436 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13437 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13438 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13439 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13440 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13441 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13442 ssse3_psign<mode>3): Override prefix_rex attribute.
13443 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13444 (ssse3_palignrti): Override length_immediate to 1.
13445 (ssse3_palignrdi): Override length_immediate to 1, override
13446 prefix_rex attribute.
13447 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13448 (sse4a_extrqi): Override length_immediate to 2.
13449 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13450 (sse4a_insertq): Override prefix_data16 to 0.
13451 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13452 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13453 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13454 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13455 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13456 and length_immediate to 1.
13457 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13458 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13459 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13460 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13461 and length_immediate to 1.
13462 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13463 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13464 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13465 avx_ptest256): Override prefix_extra to 1.
13466 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13467 Override prefix_data16 and length_immediate to 1.
13468 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13469 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13470 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13471 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13472 prefix_data16 to 0 and prefix_extra to 2.
13473 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13474 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13476 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13477 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13478 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13479 and prefix_extra to 2.
13480 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13481 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13482 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13483 avx_vpermilvar<mode>3,
13484 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13485 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13486 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13487 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13488 Override prefix_extra to 1.
13489 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13490 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13491 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13492 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13493 prefix_extra and length_immediate to 1.
13494 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13496 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13497 to 1 for the first alternative.
13498 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13499 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13501 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13502 *movv2sf_internal_avx, *movv2sf_internal): Override
13503 prefix_rep attribute for certain alternatives.
13504 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13505 attributes for certain alternatives.
13506 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13507 attributes for certain alternatives.
13508 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13509 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13510 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13511 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13512 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13513 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13514 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13515 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13516 length_immediate to 1 if operand 2 is const_int_operand.
13517 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13518 *vec_extractv2si_1): Set length_immediate attribute to 1.
13519 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13520 using old 3DNOW insn rather than SSE/3DNOW_A.
13521 (mmx_emms, mmx_femms): Clear modrm attribute.
13523 2009-05-29 Martin Jambor <mjambor@suse.cz>
13525 * tree-sra.c: New implementation of SRA.
13527 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13528 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13529 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13530 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13531 (SRA_MAX_STRUCTURE_COUNT): Removed.
13532 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13533 * doc/invoke.texi (sra-max-structure-size): Removed.
13534 (sra-field-structure-ratio): Removed.
13536 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13538 PR middle-end/40291
13539 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13542 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13544 PR rtl-optimization/40101
13545 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13546 seqno. Adjust comment.
13547 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13548 inserting bookkeeping before a jump, the jump is not scheduled.
13549 When no positive seqno found, provide a value. Add comment.
13551 2009-05-29 Richard Guenther <rguenther@suse.de>
13553 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13554 short-cutting on the first component.
13556 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13558 PR middle-end/39958
13559 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13560 for trees other than decls/types.
13562 2009-05-29 Richard Guenther <rguenther@suse.de>
13564 * tree-ssa-operands.c (get_expr_operands): Do not handle
13565 INDIRECT_REFs in the handled-component case. Remove
13566 unused get_ref_base_and_extent case.
13567 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13568 tree_low_cst and host_integerp where possible.
13569 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13570 codes for equivalence.
13571 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13573 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13575 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13576 to tmake_file for i[34567]86-*-cygwin*.
13578 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13581 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13582 (altivec_categorize_keyword, init_vector_keywords,
13583 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13586 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13588 * tree.c (handle_dll_attribute): Check if node is
13589 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13591 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13593 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13595 (thumb2_zero_extendqidi2): Likewise.
13597 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13599 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13600 instead of gen_movrt.
13601 * config/sh/sh.md (movrt): Remove.
13603 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13605 * doc/invoke.texi (IA-64 Options):
13606 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13607 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13608 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13609 -msched-prefer-non-control-spec-insns,
13610 -msched-stop-bits-after-every-cycle,
13611 -msched-count-spec-in-critical-path,
13612 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13613 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13614 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13615 and -msched-spec-verbose.
13617 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13619 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13620 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13622 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13624 2009-05-28 Richard Guenther <rguenther@suse.de>
13626 * tree-ssa-alias.c (ao_ref_init): New function.
13627 (ao_ref_base): Likewise.
13628 (ao_ref_base_alias_set): Likewise.
13629 (ao_ref_alias_set): Likewise.
13630 (refs_may_alias_p_1): Change signature.
13631 (refs_may_alias_p): Adjust.
13632 (refs_anti_dependent_p): Likewise.
13633 (refs_output_dependent_p): Likewise.
13634 (call_may_clobber_ref_p_1): Change signature.
13635 (call_may_clobber_ref_p): Adjust.
13636 (stmt_may_clobber_ref_p_1): New function split out from ...
13637 (stmt_may_clobber_ref_p): ... here.
13638 (maybe_skip_until): Adjust signature.
13639 (get_continuation_for_phi): Likewise.
13640 (walk_non_aliased_vuses): Likewise.
13641 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13642 (ao_ref_init): Declare.
13643 (ao_ref_base): Likewise.
13644 (ao_ref_alias_set): Likewise.
13645 (stmt_may_clobber_ref_p_1): Likewise.
13646 (walk_non_aliased_vuses): Adjust.
13647 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13648 (get_ref_from_reference_ops): remove.
13649 (vn_reference_lookup_2): Adjust signature.
13650 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13651 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13652 (vn_reference_lookup): Adjust.
13653 (vn_reference_insert): Likewise.
13654 (vn_reference_insert_pieces): Adjust signature.
13655 (visit_reference_op_call): Adjust.
13656 * tree-ssa-pre.c (get_expr_type): Simplify.
13657 (phi_translate_1): Adjust.
13658 (compute_avail): Likewise.
13659 (translate_vuse_through_block): Do not re-build trees.
13660 (value_dies_in_block_x): Likewise.
13661 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13663 (vn_reference_lookup_pieces): Adjust declaration.
13664 (vn_reference_insert_pieces): Likewise.
13666 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13668 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13669 with checking disabled.
13671 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13675 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13676 macro definition for support of three-operand format aligned
13677 .comm directive in assembler on cygwin/pe/mingw target OS.
13678 * configure: Regenerate.
13679 * config.h: Regenerate.
13681 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13682 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13683 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13685 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13686 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13688 2009-05-28 Ira Rosen <irar@il.ibm.com>
13690 PR tree-optimization/40254
13691 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13692 in analysis of basic blocks.
13694 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13696 PR middle-end/33699
13697 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13698 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13699 (TARGET_INITIALIZER): Use it.
13700 * cse.c (CHEAPER): Move it up to the other macros.
13701 (insert): Rename this ...
13702 (insert_with_costs): ... to this. Add cost parameters. Update
13704 (insert): New function. Call insert_with_costs.
13705 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13706 find_reg_offset_for_const, try_const_anchors): New functions.
13707 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13708 when using a const-anchor. Call insert_const_anchors.
13709 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13710 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13712 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13714 * tree-inline.c (remap_decls): Enable nonlocalized variables
13715 when not optimizing.
13717 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13719 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13720 Simplify other tests involving optimize.
13722 2009-05-27 Tom Tromey <tromey@redhat.com>
13724 * unwind-dw2.c (_Unwind_DebugHook): New function.
13725 (uw_install_context): Call _Unwind_DebugHook.
13727 2009-05-27 Tom Tromey <tromey@redhat.com>
13729 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13731 2009-05-27 Ian Lance Taylor <iant@google.com>
13733 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13734 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13735 (ALL_LINKERFLAGS): Define.
13736 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13737 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13738 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13739 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13740 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13741 $(LINKER_FOR_BUILD).
13742 (build/gcov-iov$(build_exeext)): Likewise.
13744 2009-05-27 Julian Brown <julian@codesourcery.com>
13746 * gcse.c (target.h): Include.
13747 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13748 copy of argument to a pseudo register.
13750 2009-05-27 Diego Novillo <dnovillo@google.com>
13752 * tree-ssa-live.c (dump_scope_block): Document arguments.
13753 (dump_scope_blocks): Document.
13754 (debug_scope_blocks): New.
13755 * tree-flow.h (debug_scope_blocks): Declare.
13757 2009-05-21 Denis Chertykov <denisc@overta.ru>
13759 * doc/contrib.texi (Contributors): Add myself to the list.
13761 2009-05-27 Olivier Hainque <hainque@adacore.com>
13763 * expr.c (target_align): New function. Alignment the TARGET of an
13764 assignment may be assume to have.
13765 (highest_pow2_factor_for_target): Use it instead of relying on
13766 immediate tree attributes of TARGET, not necessarily honored when
13767 intermediate bitfields are involved.
13769 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13772 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13773 AVX, SSE4, AES, PCLMUL and POPCNT.
13775 2009-05-27 Diego Novillo <dnovillo@google.com>
13777 * tree-pretty-print.c (dump_location): New.
13778 (dump_generic_node): Call it.
13779 Factor code to handle BLOCK nodes ...
13780 (dump_block_node): ... here.
13782 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13784 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13786 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13788 * gcc-plugin.h: Include config.h and system.h.
13789 (IN_GCC): Define if not defined.
13791 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13793 PR middle-end/40249
13794 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13797 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13799 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13801 * config/m32r/m32r.h: Ditto.
13802 * config/m32r/m32r.md: Ditto.
13803 * config/m32r/predicates.md: Ditto.
13805 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13807 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13809 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13812 (Loading plugins): typo.
13813 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13814 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13815 (Interacting with the GCC Garbage Collector): Added new section.
13816 (Giving information about a plugin): Added new section for
13818 * ggc.h (ggc_register_root_tab): Added declaration.
13819 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13820 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13821 (register_callback): Improved comment in declaration.
13822 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13823 (extra_root_vec) Added static variable for dynamic roots registration.
13824 (ggc_register_root_tab) Added new routine.
13825 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13826 PLUGIN_GGC_MARKING event.
13827 * ggc-zone.c: Include plugin.h.
13828 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13829 * ggc-page.c: Include plugin.h.
13830 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13831 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13832 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13833 (register_callback): check lack of callbacks for
13834 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13835 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13836 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13837 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13838 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13839 dependency on plugin.h.
13840 (plugin.o): Added dependency on ggc.h...
13842 2009-05-26 Richard Guenther <rguenther@suse.de>
13844 PR middle-end/40248
13846 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13847 with mismatched comparison modes.
13849 * expr.c (expand_expr_real_1): Expand the operand of a
13850 VIEW_CONVERT_EXPR in its natural mode.
13852 2009-05-26 Ian Lance Taylor <iant@google.com>
13854 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13855 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13856 (ALL_COMPILERFLAGS): Define.
13857 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13858 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13859 (collect2$(exeext), collect2.o): Likewise.
13860 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13861 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13862 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13863 (libbackend.o, intl.o, cppdefault.o): Likewise.
13864 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13865 (build/%.o): Use $(COMPILER_FOR_BUILD).
13866 (build/gen%$(build_exeext)): Likewise.
13867 (build/gcov-iov$(build_exeext)): LIkewise.
13868 * config/t-darwin (darwin.o): Use $(COMPILER).
13869 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13870 * config/t-sol2 (sol2-c.o): Likewise.
13871 (sol2.o): Likewise.
13872 * config/t-vxworks (vxworks.o): Likewise.
13873 * config/x-darwin (host-darwin.o): Likewise.
13874 * config/x-hpux (host-hpux.o): Likewise.
13875 * config/x-linux (host-linux.o): Likewise.
13876 * config/x-solaris (host-solaris.o): Likewise.
13877 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13878 * config/arm/t-arm (arm-c.o): Likewise.
13879 * config/arm/t-pe (pe.o): Likewise.
13880 * config/arm/t-wince-pe (pe.o): Likewise.
13881 * config/i386/t-cygming (winnt.o): Likewise.
13882 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13883 * config/i386/t-cygwin (cygwin1.o): Likewise.
13884 (cygwin2.o): Likewise.
13885 * config/i386/t-i386 (i386-c.o): Likewise.
13886 * config/i386/t-interix (winnt.o): Likewise.
13887 * config/i386/t-netware (netware.o): Likewise.
13888 * config/i386/t-nwld (nwld.o): Likewise.
13889 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13890 * config/i386/x-i386 (driver-i386.o): Likewise.
13891 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13892 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13893 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13894 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13895 * config/mips/x-native (driver-native.o): Likewise.
13896 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13897 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13898 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13899 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13900 * config/score/t-score-elf (score7.o): Likewise.
13901 (score3.o): Likewise.
13902 * config/sh/t-sh (sh-c.o): Likewise.
13903 * config/sh/t-symbian (sh-c.o): Likewise.
13904 (symbian.o): Likewise.
13905 * config/spu/t-spu-elf (spu-c.o): Likewise.
13906 * config/v850/t-v850 (v850-c.o): Likewise.
13907 * config/v850/t-v850e (v850-c.o): Likewise.
13909 2009-05-26 Richard Guenther <rguenther@suse.de>
13911 PR tree-optimization/40122
13912 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13913 VECTOR_CSTs if possible.
13914 (fold_gimple_assign): Likewise.
13916 2009-05-26 Richard Guenther <rguenther@suse.de>
13918 PR middle-end/40252
13919 * fold-const.c (fold_binary): Use the correct types for building
13922 2009-05-26 Richard Guenther <rguenther@suse.de>
13924 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13925 redundant calls to merge_alias_info.
13926 (bump_vector_ptr): Likewise.
13927 * tree-ssa-copy.c (merge_alias_info): Remove.
13928 (replace_exp_1): Remove call to merge_alias_info.
13929 (propagate_tree_value): Likewise.
13930 (fini_copy_prop): Propagate points-to info.
13931 * tree-flow.h (merge_alias_info): Remove.
13933 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13935 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13937 2009-05-25 Jan Hubicka <jh@suse.cz>
13939 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13940 * cgraph.h (struct inline_summary): New filed self_wize,
13941 size_inlining_benefit, self_time and time_inlining_benefit.
13942 (struct cgraph_global_info): Replace insns by time ans size fields.
13943 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13944 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13945 (ipcp_update_callgraph): Do not touch function bodies.
13946 * ipa-inline.c: Include except.h
13947 (MAX_TIME): New constant.
13948 (overall_insns): Remove.
13949 (leaf_node_p): New.
13950 (overall_size, max_benefit): New static variables.
13951 (cgraph_estimate_time_after_inlining): New function.
13952 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13953 (cgraph_clone_inlined_nodes): Update size.
13954 (cgraph_mark_inline_edge): Update size.
13955 (cgraph_estimate_growth): Use size info.
13956 (cgraph_check_inline_limits): Check size.
13957 (cgraph_default_inline_p): Likewise.
13958 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13959 (cgraph_decide_recursive_inlining): Check size.
13960 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13962 (cgraph_decide_inlining): Likewise.
13963 (cgraph_decide_inlining_incrementally): Likewise; honor
13964 PARAM_EARLY_INLINING_INSNS.
13965 (likely_eliminated_by_inlining_p): New predicate.
13966 (estimate_function_body_sizes): New function.
13967 (compute_inline_parameters): Use it.
13968 * except.c (must_not_throw_labels): New function.
13969 * except.h (must_not_throw_labels): Declare.
13970 * tree-inline.c (init_inline_once): Kill inlining_weigths
13971 * tree-ssa-structalias.c: Avoid uninitialized warning.
13972 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13973 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13974 (PARAM_INLINE_CALL_COST): Remove.
13975 (PARAM_EARLY_INLINING_INSNS): New.
13977 2009-05-25 Richard Guenther <rguenther@suse.de>
13979 PR tree-optimization/36327
13980 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13981 callback for reference translation or lookup at the point of may-defs.
13982 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13983 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13984 for union COMPONENT_REFs.
13985 (vn_reference_lookup_3): New callback. Lookup from memset
13986 and CONSTRUCTOR assignment, translate through struct copies.
13987 (vn_reference_lookup_pieces): Make sure to not free the
13988 passed operands array. Adjust walk_non_aliased_vuses call.
13989 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13990 make sure we do not leak memory.
13992 2009-05-25 Richard Guenther <rguenther@suse.de>
13994 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13995 * tree-inline.c (expand_call_inline): Reset the escaped and
13996 callused solutions.
13997 * tree-ssa-structalias.c (pass_build_ealias): New.
13998 * tree-pass.h (pass_build_ealias): Declare.
13999 * passes.c (init_optimization_passes): Add PTA during
14000 early optimizations.
14001 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14002 and CALLUSED solutions.
14003 (dump_points_to_solution): New function, split out from ...
14004 (dump_points_to_info_for): ... here.
14005 * tree-parloops.c (parallelize_loops): Reset the escaped and
14006 callused solutions.
14008 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14011 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14012 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14014 2009-05-25 Ira Rosen <irar@il.ibm.com>
14016 PR tree-optimization/40238
14017 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14018 statements after basic block's labels.
14019 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14020 to free the allocated memory.
14022 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14024 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14025 return address with a USE.
14027 2009-05-24 Richard Guenther <rguenther@suse.de>
14029 PR middle-end/40233
14030 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14031 array type from the main variant of the inner type.
14033 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14035 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14036 definition to bool (from int) to un-break build.
14037 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14039 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14041 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14042 discard_stmt_changes): Delete.
14043 * tree-ssa-operands.c (scb_stack): Delete.
14044 (init_ssa_operands): Do not initialize it.
14045 (fini_ssa_operands): Do not free it.
14046 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14048 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14049 update_stmt, remove the others. Fix comments.
14050 * tree-dfa.c (optimize_stack_restore): Likewise.
14051 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14052 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14053 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14054 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14056 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14057 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14058 (dom_opt_finalize_block): Likewise, adjusting access to
14060 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14061 (stmts_to_rescan): Change item type to gimple.
14062 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14064 2009-05-24 Ira Rosen <irar@il.ibm.com>
14066 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14067 * tree-pass.h (pass_slp_vectorize): New pass.
14068 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14069 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14070 * tree-vectorizer.c (timevar.h): Include.
14071 (user_vect_verbosity_level): Declare.
14072 (vect_location): Fix comment.
14073 (vect_set_verbosity_level): Update user_vect_verbosity_level
14074 instead of vect_verbosity_level.
14075 (vect_set_dump_settings): Add an argument. Ignore user defined
14076 verbosity if dump flags require higher level of verbosity. Print to
14077 stderr only for loop vectorization.
14078 (vectorize_loops): Update call to vect_set_dump_settings.
14079 (execute_vect_slp): New function.
14080 (gate_vect_slp): Likewise.
14081 (struct gimple_opt_pass pass_slp_vectorize): New.
14082 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14083 access its members.
14084 (vec_info_for_bb): New function.
14085 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14086 (VECTORIZATION_ENABLED): New macro.
14087 (SLP_ENABLED, SLP_DISABLED): Likewise.
14088 (vect_is_simple_use): Add bb_vec_info argument.
14089 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14090 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14091 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14092 vect_schedule_slp, vect_analyze_slp): Likewise.
14093 (vect_analyze_stmt): Add slp_tree argument.
14094 (find_bb_location): Declare.
14095 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14096 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14097 (vect_analyze_loop_operations, vect_analyze_loop,
14098 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14099 vect_finalize_reduction, vectorizable_reduction,
14100 vectorizable_live_operation, vect_transform_loop): Likewise.
14101 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14102 skip evolution analysis if analyzing a basic block.
14103 (dr_analyze_indices): Likewise.
14104 (initialize_data_dependence_relation): Skip the test whether the
14105 object is invariant for basic blocks.
14106 (compute_all_dependences): Skip dependence analysis for data
14107 references in basic blocks.
14108 (find_data_references_in_stmt): Don't fail in case of invariant
14109 access in basic block.
14110 (find_data_references_in_bb): New function.
14111 (find_data_references_in_loop): Move code to
14112 find_data_references_in_bb and add a call to it.
14113 (compute_data_dependences_for_bb): New function.
14114 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14115 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14117 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14118 unknown dependence in basic block and fail in case of dependence in
14120 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14121 dependence instances from either loop or basic block vectorization
14123 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14124 before calling nested_in_vect_loop_p.
14125 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14126 dependence instances from either loop or basic block vectorization
14128 (vect_verify_datarefs_alignment): Likewise.
14129 (vect_enhance_data_refs_alignment): Adjust function calls.
14130 (vect_analyze_data_refs_alignment): Likewise.
14131 (vect_analyze_group_access): Fix printing. Skip different checks if
14132 DR_STEP is 0. Keep strided stores either in loop or basic block
14133 vectorization data structure. Fix indentation.
14134 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14136 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14137 dependence instances from either loop or basic block vectorization
14139 (vect_analyze_data_refs): Update comment. Call
14140 compute_data_dependences_for_bb to analyze basic blocks.
14141 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
14142 case of loop vectorization. In case of basic block vectorization use
14143 data-ref itself as a base.
14144 (vect_create_data_ref_ptr): In case of basic block vectorization:
14145 don't advance the pointer, add new statements before the current
14146 statement. Adjust function calls.
14147 (vect_supportable_dr_alignment): Support only aligned accesses in
14148 basic block vectorization.
14149 * common.opt (ftree-slp-vectorize): New flag.
14150 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
14151 (vect_pattern_recog_1): Likewise.
14152 * tree-vect-stmts.c (process_use): Likewise.
14153 (vect_init_vector): Add new statements in the beginning of the basic
14154 block in case of basic block SLP.
14155 (vect_get_vec_def_for_operand): Adjust function calls.
14156 (vect_finish_stmt_generation): Likewise.
14157 (vectorizable_call): Add assert that it is loop vectorization, adjust
14159 (vectorizable_conversion, vectorizable_assignment): Likewise.
14160 (vectorizable_operation): In case of basic block SLP, take
14161 vectorization factor from statement's type and skip the relevance
14162 check. Adjust function calls.
14163 (vectorizable_type_demotion): Add assert that it is loop
14164 vectorization, adjust function calls.
14165 (vectorizable_type_promotion): Likewise.
14166 (vectorizable_store): Check for outer loop only in case of loop
14167 vectorization. Adjust function calls. For basic blocks, skip the
14168 relevance check and don't advance pointers.
14169 (vectorizable_load): Likewise.
14170 (vectorizable_condition): Add assert that it is loop vectorization,
14171 adjust function calls.
14172 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14173 that it is not reduction, get vector type, call only supported
14174 functions, skip loop specific parts.
14175 (vect_transform_stmt): Check for outer loop only in case of loop
14177 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14178 (vect_is_simple_use): Fix comment, add new argument, fix conditions
14179 for external definition.
14180 * passes.c (pass_slp_vectorize): New pass.
14181 * tree-vect-slp.c (find_bb_location): New function.
14182 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
14183 check for patterns only in loops.
14184 (vect_build_slp_tree): Add argument, adjust function calls, fail in
14185 case of multiple types in basic block SLP.
14186 (vect_mark_slp_stmts_relevant): New function.
14187 (vect_supported_load_permutation_p): Fix comment.
14188 (vect_analyze_slp_instance): Add argument. In case of basic block
14189 SLP, take vectorization factor from statement's type, check that
14190 unrolling factor is 1. Adjust function call. Save SLP instance in
14191 either loop or basic block vectorization structure. Return FALSE,
14193 (vect_analyze_slp): Add argument. Get strided stores groups from
14194 either loop or basic block vectorization structure. Return FALSE
14195 if basic block SLP failed.
14196 (new_bb_vec_info): New function.
14197 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14198 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14199 (vect_schedule_slp): Add argument. Get SLP instances from either
14200 loop or basic block vectorization structure. Set vectorization factor
14201 to be 1 for basic block SLP.
14202 (vect_slp_transform_bb): New function.
14203 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14205 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14207 * final.c (shorten_branches): Do not align labels for jump tables.
14208 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14210 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14212 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14213 Remove outdated reference to flow.c and fix nits.
14214 * doc/gccint.texi: Tweak RTL description.
14215 * doc/rtl.texi: Likewise.
14217 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14219 * config/avr/avr.c: Change my email address.
14220 * config/avr/avr.h: Likewise.
14221 * config/avr/avr.md: Likewise.
14222 * config/avr/avr-protos.h: Likewise.
14223 * config/avr/libgcc.S: Likewise.
14225 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14227 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14228 (spu_split_load, spu_split_store): Change return type to int.
14229 (spu_split_convert): Declare.
14230 * config/spu/predicates.md (spu_mem_operand): Remove.
14231 (spu_mov_operand): Update.
14232 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14233 * config/spu/spu.c (regno_aligned_for_load): Remove.
14234 (reg_aligned_for_addr, spu_expand_load): Define.
14235 (spu_expand_extv): Reimplement and handle MEM.
14236 (spu_expand_insv): Handle MEM.
14237 (spu_sched_reorder): Handle insn's with length 0.
14238 (spu_legitimate_address_p): Reimplement.
14239 (store_with_one_insn_p): Return TRUE for any mode with size
14240 larger than 16 bytes.
14241 (address_needs_split): Define.
14242 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14244 (spu_convert_move): Define.
14245 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14246 (spu_split_store): Change all MEM's to TImode.
14247 (spu_init_expanders): Preallocate registers that correspond to
14248 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14250 (spu_split_convert): Define.
14251 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14252 (_move<mode>, _movdi, _movti): Update predicate and condition.
14253 (load, store): Change to define_split.
14254 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14256 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14257 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14258 define_insn_and_split of lshr<mode>3.
14259 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14260 (<v>ashr<mode>3_imm): Define.
14261 (extv, extzv, insv): Allow MEM operands.
14262 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14263 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14264 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14265 (_spu_convert2): Change to define_insn_and_split and remove the
14266 corresponding define_peephole2.
14267 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14268 Change predicates to memory_operand.
14270 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14272 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14274 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14276 PR tree-optimization/40219
14277 * tree.c (iterative_hash_expr): Make sure the builtin function is
14278 a normal builtin function and not a front end or back end builtin
14279 before indexing into the built_in_decls array.
14281 2009-05-22 Richard Guenther <rguenther@suse.de>
14283 PR middle-end/38964
14284 * alias.c (write_dependence_p): Do not use TBAA for answering
14285 anti-dependence or output-dependence.
14286 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14287 (emit_pointer_definition): Remove.
14288 (emit_alias_warning): Likewise.
14289 (find_what_var_points_to): Remove TBAA pruning code.
14290 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14292 (compute_points_to_sets): Remove code computing the set of
14293 dereferenced pointers.
14294 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14295 oracle for querying anti and output dependencies.
14296 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14297 if TBAA may be applied.
14298 (refs_anti_dependent_p): New function.
14299 (refs_output_dependent_p): Likewise.
14300 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14301 (refs_output_dependent_p): Likewise.
14302 * doc/tree-ssa.texi (Memory model): New section.
14303 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14304 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14305 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14306 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14307 * expr.c (expand_expr_real_1): Likewise.
14308 * gimple-low.c (lower_stmt): Likewise.
14309 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14310 (dump_gimple_cdt): Remove.
14311 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14312 (gimple_size): Likewise.
14313 (walk_gimple_op): Likewise.
14314 (is_gimple_stmt): Likewise.
14315 (walk_stmt_load_store_addr_ops): Likewise.
14316 (gimple_build_cdt): Remove.
14317 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14318 * gimple.h (gimple_cdt_new_type): Remove.
14319 (gimple_cdt_new_type_ptr): Likewise.
14320 (gimple_cdt_set_new_type): Likewise.
14321 (gimple_cdt_location): Likewise.
14322 (gimple_cdt_location_ptr): Likewise.
14323 (gimple_cdt_set_location): Likewise.
14324 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14325 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14326 GIMPLE_CHANGE_DYNAMIC_TYPE.
14327 (verify_types_in_gimple_stmt): Likewise.
14328 * tree-inline.c (estimate_num_insns): Likewise.
14329 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14330 (copy_decl_to_var): Likewise.
14331 (copy_result_decl_to_var): Likewise.
14332 * tree-pretty-print.c (dump_generic_node): Do not handle
14333 CHANGE_DYNAMIC_TYPE_EXPR.
14334 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14335 * tree-ssa-operands.c (get_expr_operands): Likewise.
14336 * tree-ssa-structalias.c (struct variable_info): Remove
14337 no_tbaa_pruning member.
14338 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14339 (unify_nodes): Do not copy it.
14340 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14341 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14342 (set_uids_in_ptset): Do not check it.
14343 (find_what_var_points_to): Likewise.
14344 (compute_tbaa_pruning): Remove.
14345 (compute_points_to_sets): Do not call it.
14346 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14347 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14348 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14349 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14350 (DECL_NO_TBAA_P): Likewise.
14351 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14352 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14353 (expand_omp_atomic_pipeline): Do not set it.
14354 * print-tree.c (print_node): Do not dump it.
14355 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14358 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14361 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14364 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14366 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14369 2009-05-22 Ben Elliston <bje@au.ibm.com>
14371 * Makefile.in (bversion.h, s-bversion): New targets.
14372 (TOPLEV_H): Add bversion.h.
14373 * toplev.h: Include "bversion.h".
14374 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14375 the __format__ attribute only if compiling with the same version
14376 of GCC as the sources (the "build version").
14378 2009-05-22 Ben Elliston <bje@au.ibm.com>
14380 * c-format.c (handle_format_attribute): Fix comment typo.
14382 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14385 * config/ia64/ia64.opt (mfused-madd): New.
14386 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14387 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14388 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14389 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14390 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14391 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14392 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14393 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14394 instruction if !TARGET_FUSED_MADD.
14395 (fpma, fpms): Remove colon from name.
14397 2009-05-22 Richard Guenther <rguenther@suse.de>
14399 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14400 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14401 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14403 (create_expression_by_pieces): Only convert if necessary.
14404 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14405 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14407 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14409 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14410 regular pattern from a template and rename it ...
14411 (*extzv_truncsi_exts): ... to this.
14413 2009-05-21 Richard Guenther <rguenther@suse.de>
14415 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14416 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14417 (cgraph_default_inline_p): Likewise.
14418 (cgraph_decide_inlining_incrementally): Likewise.
14420 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14421 Uros Bizjak <ubizjak@gmail.com>
14423 * config/i386/cpuid.h (bit_MOVBE): New.
14425 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14427 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14428 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14429 (ix86_handle_option): Handle OPT_mmovbe.
14430 (ix86_target_string): Add -mmovbe.
14431 (pta_flags): Add PTA_MOVBE.
14432 (processor_alias_table): Add PTA_MOVBE to "atom".
14433 (override_options): Handle PTA_MOVBE.
14435 * config/i386/i386.h (TARGET_MOVBE): New.
14437 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14438 (*bswapsi_movbe): New.
14439 (*bswapdi_movbe): Likewise.
14440 (bswapdi2): Renamed to ...
14441 (*bswapdi_1): This.
14442 (bswapdi2): New expander.
14444 * config/i386/i386.opt (mmovbe): New.
14446 * doc/invoke.texi: Document -mmovbe.
14448 2009-05-21 Taras Glek <tglek@mozilla.com>
14450 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14451 * gcc-plugin.h (plugin_init): Updated signature.
14452 * gcc-plugin.h (plugin_name_args): Moved to this header.
14453 * doc/plugins.texi (plugin_init): Updated documention to reflect
14455 * doc/plugins.texi (plugin_name_args): Added to documention.
14457 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14459 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14460 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14462 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14464 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14465 JUMP_TABLE_DATA_P predicates where applicable.
14466 * config/i386/predicates.md: Ditto.
14467 * config/i386/sse.md: Ditto.
14469 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14471 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14472 operand2 -128 override length_immediate attribute to 1.
14473 * config/i386/predicates.md (constm128_operand): New predicate.
14475 * config/i386/i386.c (memory_address_length): Handle %r12
14476 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14478 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14479 mode look through optional ZERO_EXTEND and SUBREG.
14480 * config/i386/i386.md (R12_REG): New define_constant.
14481 (prefix_data16): For sse unit set also for MODE_TI insns.
14482 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14483 insns set if operand 1 is ext_QIreg_operand.
14484 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14485 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14487 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14488 mode from MODE_DI to MODE_SI.
14489 (movdi_1_rex64): Override modrm and length_immediate attributes
14490 only for movabs (TYPE_IMOV, alternative 2).
14491 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14492 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14493 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14494 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14495 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14496 prefix_rex attribute if DImode.
14497 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14498 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14499 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14500 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14501 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14502 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14503 Likewise. For TYPE_IMOV clear length_immediate attribute.
14504 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14505 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14506 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14507 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14508 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14509 or one operand TYPE_ISHIFT.
14510 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14511 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14512 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14513 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14514 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14515 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14516 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14517 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14518 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14519 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14520 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14521 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14522 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14523 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14524 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14525 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14526 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14527 set mode attribute, don't override length attribute.
14528 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14530 (return_internal_long): Set length attribute to 2 instead of 1.
14531 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14532 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14533 prefix_rex attribute.
14534 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14536 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14538 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14540 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14542 2009-05-20 Ian Lance Taylor <iant@google.com>
14544 * tree.c (build_tree_list_vec_stat): New function.
14545 (ctor_to_vec): New function.
14546 (build_nt_call_vec): New function.
14547 (build_call_array): Change args to be a const pointer.
14548 (build_call_vec): New function.
14549 * tree.h (build_nt_call_vec): Declare.
14550 (build_tree_list_vec_stat): Declare.
14551 (build_tree_list_vec): Define.
14552 (build_call_array): Update declaration.
14553 (build_call_vec): Declare.
14554 (ctor_to_vec): Declare.
14555 * c-common.c (tree_vector_cache): New static variable.
14556 (make_tree_vector): New function.
14557 (release_tree_vector): New function.
14558 (make_tree_vector_single): New function.
14559 (make_tree_vector_copy): New function.
14560 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14561 (make_tree_vector_single, make_tree_vector_copy): Declare.
14562 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14563 (c_parser_expr_list): Don't manage cache here, instead call
14565 (c_parser_release_expr_list): Remove static function.
14566 (c_parser_vec_to_tree_list): Remove static function.
14567 (c_parser_attributes): Call build_tree_list_vec instead of
14568 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14569 c_parser_release_expr_list.
14570 (c_parser_postfix_expression_after_primary): Likewise.
14571 (c_parser_objc_keywordexpr): Likewise.
14573 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14575 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14576 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14577 TARGET_CONVERT_TO_TYPE.
14578 * hooks.c (hook_tree_const_tree_null): Define.
14579 * hooks.h (hook_tree_const_tree_null): Declare.
14580 * target.h (struct gcc_target): Add invalid_parameter_type,
14581 invalid_return_type, promoted_type, and convert_to_type fields.
14582 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14583 (TARGET_INVALID_RETURN_TYPE): Define.
14584 (TARGET_PROMOTED_TYPE): Define.
14585 (TARGET_CONVERT_TO_TYPE): Define.
14586 (TARGET_INITIALIZER): Update for new fields.
14587 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14588 (grokparms): Check targetm.invalid_parameter_type.
14589 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14590 * c-convert.c (convert): Check targetm.convert_to_type.
14592 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14594 * config/mips/mips.md (*extenddi_truncate<mode>,
14595 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14597 (*extendhi_truncateqi): New define_insn_and_sptit.
14599 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14601 PR middle-end/40204
14602 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14603 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14605 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14607 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14608 the operand of VIEW_CONVERT_EXPR.
14610 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14612 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14613 extended family and model for Intel processors. Support Intel Atom.
14615 2009-05-20 Olivier Hainque <hainque@adacore.com>
14617 * gstab.h (stab_code_type): Define, to be used instead of the
14618 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14620 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14621 occurrences by stab_code_type.
14622 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14624 2009-05-20 Martin Jambor <mjambor@suse.cz>
14626 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14627 (sra_insert_before): Likewise.
14628 (sra_insert_after): Likewise.
14629 (sra_init_cache): Likewise.
14630 (sra_type_can_be_decomposed_p): Likewise.
14631 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14632 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14633 (sra_insert_before): Likewise.
14634 (sra_insert_after): Likewise.
14635 (sra_init_cache): Likewise.
14636 (insert_edge_copies_seq): Made static and moved upwards.
14638 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14641 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14643 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14644 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14647 2009-05-20 Richard Guenther <rguenther@suse.de>
14649 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14650 with mismatched comparison modes.
14652 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14654 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14655 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14656 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14657 with shifts for Thumb2.
14658 (orsi_notsi): New for orn.
14659 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14660 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14661 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14662 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14663 Don't invert remainder for IOR.
14665 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14667 PR tree-optimization/40087
14668 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14669 number_of_iterations_ne): Rename never_infinite argument.
14670 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14671 number_of_iterations_le): Handle pointer-type ivs when
14672 exit_must_be_taken is false.
14673 (number_of_iterations_cond): Do not always assume that
14674 exit_must_be_taken if the control variable is a pointer.
14676 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14678 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14679 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14681 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14683 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14684 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14686 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14689 * c.opt (Wlogical-op): Disabled by default.
14690 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14692 * doc/invoke.texi (Wlogical-op): Likewise.
14694 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14696 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14698 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14699 Propagate the type of the first operand.
14700 <ASSERT_EXPR>: Simplify.
14701 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14702 Rewrite using the RHS code as discriminant.
14703 <NOP_EXPR>: Turn into CASE_CONVERT.
14704 <PLUS_EXPR>: Propagate the type of the first operand.
14706 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14708 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14709 (ia64_dconst_0_375): New.
14710 * config/ia64/ia64.c (ia64_override_options): Remove
14711 -minline-sqrt-min-latency warning.
14712 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14713 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14714 * config/ia64/ia64.md (*sqrt_approx): Remove.
14715 (sqrtsf2): Remove #if 0.
14716 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14717 (sqrtdf): Remove assert.
14718 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14719 (sqrtxf2): Remove #if 0.
14720 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14721 * div.md (sqrt_approx_rf): New.
14722 (sqrtsf2_internal_thr): New implementation.
14723 (sqrtsf2_internal_lat): New.
14724 (sqrtdf2_internal_thr: New implementation.
14725 (sqrtxf2_internal): New implementation.
14727 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14728 Hans-Peter Nilsson <hp@axis.com>
14730 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14731 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14732 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14733 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14734 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14735 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14736 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14737 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14738 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14739 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14740 * c-common.c: ...from here.
14742 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14744 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14746 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14748 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14750 2009-05-19 Ben Elliston <bje@au.ibm.com>
14752 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14753 assignments with memcpy calls.
14754 (add_fdes): Likewise.
14755 (binary_search_unencoded_fdes): Likewise.
14756 (linear_search_fdes): Eliminate type puns.
14758 2009-05-19 Richard Guenther <rguenther@suse.de>
14760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14761 not falsely claim to have propagated into all uses.
14763 2009-05-19 Ben Elliston <bje@au.ibm.com>
14765 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14768 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14770 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14771 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14772 (TARGET_LEGITIMATE_ADDRESS_P): New.
14773 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14774 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14776 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14779 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14780 child of the containing namespace's DIE.
14782 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14784 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14785 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14786 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14789 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14792 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14793 gen_align with gen_pad.
14794 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14795 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14797 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14798 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14800 * config/i386/i386.md (align): Renamed to ...
14801 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14802 ASM_OUTPUT_MAX_SKIP_PAD.
14804 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14806 * config.gcc: Fix variable syntax.
14809 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14810 before calling exact_log2.
14811 (output_iorsi3): Likewise.
14812 (output_xorsi3): Likewise.
14814 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14816 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14817 for the none zero constant operand except for EQ and NE
14818 comprisons even when the first operand is R0.
14820 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14822 * config/s390/2064.md: Remove trailing whitespaces.
14823 * config/s390/2084.md: Likewise.
14824 * config/s390/constraints.md: Likewise.
14825 * config/s390/fixdfdi.h: Likewise.
14826 * config/s390/libgcc-glibc.ver: Likewise.
14827 * config/s390/s390-modes.def: Likewise.
14828 * config/s390/s390-protos.h: Likewise.
14829 * config/s390/s390.c: Likewise.
14830 * config/s390/s390.h: Likewise.
14831 * config/s390/s390.md: Likewise.
14832 * config/s390/tpf-unwind.h: Likewise.
14834 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14836 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14838 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14841 * configure.ac (m68k-*-*): Check if binutils support TLS.
14842 * configure: Regenerate.
14843 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14844 * config/m68k/constraints.md (Cu): New constraint.
14845 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14846 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14847 (movsi): Handle TLS symbols.
14848 (addsi3_5200): Handle XTLS symbols, indent.
14849 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14850 (m68k_tls_reference_p): Declare.
14851 (m68k_legitimize_address): Declare.
14852 (m68k_unwrap_symbol): Declare.
14853 * config/m68k/m68k.opt (mxtls): New option.
14854 * config/m68k/m68k.c (ggc.h): Include.
14855 (m68k_output_dwarf_dtprel): Implement hook.
14856 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14857 (m68k_expand_prologue): Load GOT pointer when function needs it.
14858 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14859 (m68k_legitimate_constant_address_p): Same.
14860 (m68k_decompose_address): Handle TLS references.
14861 (m68k_get_gp): New static function.
14862 (enum m68k_reloc): New contants.
14863 (TLS_RELOC_P): New macro.
14864 (m68k_wrap_symbol): New static function.
14865 (m68k_unwrap_symbol): New function.
14866 (m68k_final_prescan_insn_1): New static function.
14867 (m68k_final_prescan_insn): New function.
14868 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14870 (legitimize_pic_address): Handle TLS references..
14871 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14872 (m68k_libcall_value_in_a0_p)
14873 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14874 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14875 (m68k_legitimize_tls_address): Handle TLS references.
14876 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14878 (m68k_legitimize_address): Handle TLS symbols.
14879 (m68k_get_reloc_decoration): New static function.
14880 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14882 (m68k_output_dwarf_dtprel): Implement hook.
14883 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14884 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14885 m68k_call_* routines.
14886 (sched_attr_op_type): Handle TLS symbols.
14887 (gt-m68k.h): Include.
14888 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14889 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14891 2009-05-18 Martin Jambor <mjambor@suse.cz>
14893 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14894 (visit_store_addr_for_mod_analysis): New function.
14895 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14896 (determine_cst_member_ptr): Use gimple_assign_single_p.
14897 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14898 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14899 operands. Don't check number of operands of a NOP_EXPR.
14901 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14903 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14905 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14908 * c-common.c (warn_logical_operator): Don't warn if one of
14909 expression isn't always true or false.
14911 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14913 * config/i386/biarch32.h: New file.
14914 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14916 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14918 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14919 *zero_extend<mode>_truncqi): Merge these into ...
14920 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14921 Name the pattern following this as *zero_extendhi_truncqi.
14923 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14925 PR middle-end/39301
14926 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14927 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14928 (output_info): Make field HOST_WIDEST_INT.
14929 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14930 (dump_bitmat_statistics): Same.
14932 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14934 * config.gcc (use_gcc_stdint): Set to wrap.
14935 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14936 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14937 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14938 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14939 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14940 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14941 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14942 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14944 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14946 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14948 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14949 Move definitions earlier.
14950 (OPT_ARCH64, OPT_ARCH32): Define.
14951 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14954 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14957 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14960 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14962 * arm.md (movdi2): Copy non-reg values to DImode registers.
14964 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14967 * final.c (label_to_max_skip): New function.
14968 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14969 CODE_LABEL_NUMBER <= max_labelno.
14970 * output.h (label_to_max_skip): New prototype.
14971 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14972 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14973 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14974 Handle CODE_LABELs with >= 16 byte alignment or with
14975 max_skip == (1 << align) - 1.
14976 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14977 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14980 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14981 .p2align 3 if MAX_SKIP is smaller than 7.
14982 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14984 2009-05-15 Ian Lance Taylor <iant@google.com>
14986 * alias.c (struct alias_set_entry_d): Rename from struct
14987 alias_set_entry. Change all uses.
14988 * except.c (struct call_site_record_d): Rename from struct
14989 call_site_record. Change all uses.
14990 * except.h (struct eh_region_d): Rename from struct eh_region.
14992 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14994 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14995 ivtype_map_elt. Change all uses.
14996 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14998 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14999 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15001 (struct sese_d): Rename from struct sese. Change all uses.
15002 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15003 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15004 * optabs.h (struct optab_d): Rename from struct optab. Change all
15006 (struct convert_optab_d): Rename from struct convert_optab.
15008 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15009 ipa_opt_pass. Change all uses.
15010 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15013 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15014 defined as a typedef.
15015 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15018 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15021 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15023 (merge_ranges): Returns bool.
15024 * tree.h (make_range): .. to here.
15025 (build_range_check): Likewise.
15026 (merge_ranges): Likewise. Renamed from merge_ranges.
15027 * c-typeck.c (parser_build_binary_op): Update calls to
15028 warn_logical_operator.
15029 * c-common.c (warn_logical_operator): Add new warning.
15030 * c-common.h (warn_logical_operator): Update declaration.
15032 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15034 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15036 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15038 * doc/install.texi: Document MPC requirements, flags etc.
15040 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15041 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15042 Evaluate constant arguments.
15043 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15044 (fold_builtin_1): Likewise, also evaluate constant arguments.
15045 Remove superfluous break.
15046 (do_mpc_ckconv): New.
15047 * real.h: Include mpc.h.
15048 * toplev.c (print_version): Output MPC version info if available.
15050 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15052 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15054 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15056 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15059 2009-05-15 Jan Hubicka <jh@suse.cz>
15061 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15062 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15063 (try_inline): Fix return value.
15064 (cgraph_decide_inlining_incrementally): Honor new value.
15065 (cgraph_early_inlining): Handle indirect inlining.
15066 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15068 2009-05-15 Jan Hubicka <jh@suse.cz>
15070 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15071 * cgraphunit.c (cgraph_finalize_function): Set it.
15072 (cgraph_expand_function): Use it.
15074 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15076 * real.c (encode_ieee_half): Define.
15077 (decode_ieee_half): Define.
15078 (ieee_half_format): Define.
15079 (arm_half_format): Define.
15080 * real.h (ieee_half_format): Declare.
15081 (arm_half_format): Declare.
15083 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15085 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15086 swapped, and reversed optabs exist before trying to use them.
15088 2009-05-15 Paul Brook <paul@codesourcery.com>
15089 Sandra Loosemore <sandra@codesourcery.com>
15091 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15092 loads. Allow PRE_DEC.
15093 (output_move_neon): Handle PRE_DEC.
15094 (arm_print_operand): Add 'A' for neon structure loads.
15095 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15096 * config/arm/neon.md (neon_mov): Update comment.
15097 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15099 (Um): New constraint.
15101 2009-05-15 Jan Hubicka <jh@suse.cz>
15103 Revert the following patch until testsuite fallout is fixed:
15104 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15105 * cgraph.h (struct inline_summary): New filed self_wize,
15106 size_inlining_benefit, self_time and time_inlining_benefit.
15107 (struct cgraph_global_info): Replace insns by time ans size fields.
15108 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15109 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15110 (ipcp_update_callgraph): Do not touch function bodies.
15111 * ipa-inline.c: Include except.h
15112 (MAX_TIME): New constant.
15113 (overall_insns): Remove
15114 (overall_size, max_benefit): New static variables.
15115 (cgraph_estimate_time_after_inlining): New function.
15116 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15117 (cgraph_clone_inlined_nodes): Update size.
15118 (cgraph_mark_inline_edge): Update size.
15119 (cgraph_estimate_growth): Use size info.
15120 (cgraph_check_inline_limits): Check size.
15121 (cgraph_default_inline_p): Likewise.
15122 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15123 (cgraph_decide_recursive_inlining): Check size.
15124 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15126 (cgraph_decide_inlining): Likewise.
15127 (cgraph_decide_inlining_incrementally): Likewise; honor
15128 PARAM_EARLY_INLINING_INSNS.
15129 (likely_eliminated_by_inlining_p): New predicate.
15130 (estimate_function_body_sizes): New function.
15131 (compute_inline_parameters): Use it.
15132 * except.c (must_not_throw_labels): New function.
15133 * except.h (must_not_throw_labels): Declare.
15134 * tree-inline.c (init_inline_once): Kill inlining_weigths
15135 * tree-ssa-structalias.c: Avoid uninitialized warning.
15136 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15137 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15138 (PARAM_INLINE_CALL_COST): Remove.
15139 (PARAM_EARLY_INLINING_INSNS): New.
15141 2009-05-15 Richard Guenther <rguenther@suse.de>
15143 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
15144 not TODO_update_ssa.
15146 2009-05-15 Richard Guenther <rguenther@suse.de>
15148 PR tree-optimization/39999
15149 * gimple.h (gimple_expr_type): Use the expression type looking
15150 through useless conversions.
15151 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
15152 (vn_nary_op_insert_stmt): Likewise.
15153 (simplify_binary_expression): Likewise.
15155 2009-05-15 Richard Guenther <rguenther@suse.de>
15157 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15158 New options, enabled by default.
15159 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15161 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15162 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15163 * tree-ssa-structalias.c (gate_tree_pta): New function.
15164 (pass_build_alias): Use it.
15166 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15168 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15169 recurse on an invariant address if a conversion from a pointer
15170 type to a wider integer type is involved.
15172 2009-05-15 Jan Hubicka <jh@suse.cz>
15174 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15175 * cgraph.h (struct inline_summary): New filed self_wize,
15176 size_inlining_benefit, self_time and time_inlining_benefit.
15177 (struct cgraph_global_info): Replace insns by time ans size fields.
15178 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15179 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15180 (ipcp_update_callgraph): Do not touch function bodies.
15181 * ipa-inline.c: Include except.h
15182 (MAX_TIME): New constant.
15183 (overall_insns): Remove
15184 (overall_size, max_benefit): New static variables.
15185 (cgraph_estimate_time_after_inlining): New function.
15186 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15187 (cgraph_clone_inlined_nodes): Update size.
15188 (cgraph_mark_inline_edge): Update size.
15189 (cgraph_estimate_growth): Use size info.
15190 (cgraph_check_inline_limits): Check size.
15191 (cgraph_default_inline_p): Likewise.
15192 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15193 (cgraph_decide_recursive_inlining): Check size.
15194 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15196 (cgraph_decide_inlining): Likewise.
15197 (cgraph_decide_inlining_incrementally): Likewise; honor
15198 PARAM_EARLY_INLINING_INSNS.
15199 (likely_eliminated_by_inlining_p): New predicate.
15200 (estimate_function_body_sizes): New function.
15201 (compute_inline_parameters): Use it.
15202 * except.c (must_not_throw_labels): New function.
15203 * except.h (must_not_throw_labels): Declare.
15204 * tree-inline.c (init_inline_once): Kill inlining_weigths
15205 * tree-ssa-structalias.c: Avoid uninitialized warning.
15206 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15207 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15208 (PARAM_INLINE_CALL_COST): Remove.
15209 (PARAM_EARLY_INLINING_INSNS): New.
15210 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15211 (inline-call-cost): Remove.
15212 (early-inlining-insns): New.
15214 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15216 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15218 (print_int_cst_bounds_in_octal_p): Likewise.
15219 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15221 * dwarf2out.c (base_type_die): Likewise.
15222 (is_subrange_type): Delete.
15223 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15224 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15225 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15226 if the destination type is boolean.
15227 (build_range_check): Do not special-case subtypes.
15228 (fold_sign_changed_comparison): Likewise.
15229 (fold_unary): Likewise.
15230 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15231 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15232 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15233 * tree.c (subrange_type_for_debug_p): New predicate based on the
15234 former is_subrange_type.
15235 * tree.h (subrange_type_for_debug_p): Declare.
15236 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15237 (convert_affine_scev): Remove call to above function.
15238 (chrec_convert_aggressive): Likewise.
15239 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15240 false for conversions involving subtypes.
15241 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15242 (vrp_val_min): Likewise.
15243 (needs_overflow_infinity): Likewise.
15244 (extract_range_from_unary_expr): Likewise.
15246 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15248 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15249 * config/frv/frv.c: Likewise.
15250 * config/s390/s390.c: Likewise.
15251 * config/sparc/sparc.h: Likewise.
15252 * config/i386/i386.h: Likewise.
15253 * config/i386/i386.c: Likewise.
15254 * config/crx/crx.c: Likewise.
15255 * config/m68hc11/m68hc11.h: Likewise.
15256 * config/iq2000/iq2000.c: Likewise.
15257 * config/mn10300/mn10300.h: Likewise.
15258 * config/mn10300/mn10300.c: Likewise.
15259 * config/m68k/m68k.c: Likewise.
15260 * config/rs6000/rs6000.c: Likewise.
15261 * config/rs6000/xcoff.h: Likewise.
15262 * config/rs6000/linux64.h: Likewise.
15263 * config/rs6000/sysv4.h: Likewise.
15264 * config/score/score3.c: Likewise.
15265 * config/score/score7.c: Likewise.
15266 * config/score/score.c: Likewise.
15267 * config/arm/arm.md: Likewise.
15268 * config/mips/mips.c: Likewise.
15269 * config/mips/mips.md: Likewise.
15270 * config/bfin/bfin.h: Likewise.
15271 * config/pa/pa.c: Likewise.
15272 * config/pa/constraints.md: Likewise.
15274 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15275 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15276 * config/pdp11/pdp11.h: Use memory_address_p instead.
15278 2009-05-14 Ian Lance Taylor <iant@google.com>
15280 * passes.c (finish_optimization_passes): Change i to int.
15281 * plugin.c (plugins_active_p): Change event to int.
15282 (dump_active_plugins): Likewise.
15283 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15285 * tree.c (tree_range_check_failed): Change c to unsigned int.
15286 (omp_clause_range_check_failed): Likewise.
15287 (build_common_builtin_nodes): Change mode to int. Add cast.
15288 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15289 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15291 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15292 ++ or -- with a variable of enum type.
15294 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15297 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15299 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15301 * store-motion.c: Do not include params.h
15302 * Makefile.in: Fix dependencies for various files.
15304 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15306 * auto-inc-dec.c: Fix pass description, remove apparent
15307 accidental duplication.
15309 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15311 PR middle-end/40147
15312 * ipa-utils.h (memory_identifier_string): Moved to ...
15313 * tree.h (memory_identifier_string): Here. Add GTY(()).
15315 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15317 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15318 in the former documentation of...
15319 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15320 * ira-conflicts.c (get_dup_num): Use address_operand.
15321 * targhooks.c (default_legitimate_address_p): New.
15322 * targhooks.h (default_legitimate_address_p): New.
15323 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15325 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15326 * target.h (struct target): Add legitimate_address_p.
15327 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15328 (TARGET_INITIALIZER): Include it.
15330 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15331 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15332 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15333 (TARGET_LEGITIMATE_ADDRESS_P): New.
15335 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15336 (REG_OK_STRICT_P): Delete.
15337 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15338 (frv_legitimate_address_p_1): ... this.
15339 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15340 (frv_legitimate_address_p_1): ... the renamed old
15341 frv_legitimate_address_p.
15342 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15343 (TARGET_LEGITIMATE_ADDRESS_P): New.
15345 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15346 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15347 * config/s390/s390.c (legitimate_address_p): Rename to...
15348 (s390_legitimate_address_p): ... this, make static.
15349 (legitimize_address): Adjust call.
15350 (TARGET_LEGITIMATE_ADDRESS_P): New.
15351 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15353 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15354 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15355 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15356 (TARGET_LEGITIMATE_ADDRESS_P): New.
15358 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15359 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15360 * config/spu/spu.c (spu_legitimate_address): Rename to...
15361 (spu_legitimate_address_p): ... this, make static.
15362 (TARGET_LEGITIMATE_ADDRESS_P): New.
15364 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15365 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15366 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15367 (sparc_legitimate_address_p): ... this, make static and return bool.
15368 (legitimize_address): Adjust call.
15369 (TARGET_LEGITIMATE_ADDRESS_P): New.
15371 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15372 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15373 * config/i386/i386.c (legitimate_address_p): Rename to...
15374 (ix86_legitimate_address_p): ... this, make static.
15375 (constant_address_p): Move after it, adjust call.
15376 (TARGET_LEGITIMATE_ADDRESS_P): New.
15378 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15379 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15380 * config/avr/avr.c (legitimate_address_p): Rename to...
15381 (avr_legitimate_address_p): ... this, make static.
15382 (legitimize_address): Adjust call.
15383 (TARGET_LEGITIMATE_ADDRESS_P): New.
15385 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15386 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15387 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15388 (TARGET_LEGITIMATE_ADDRESS_P): New.
15390 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15391 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15392 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15393 (TARGET_LEGITIMATE_ADDRESS_P): New.
15395 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15396 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15398 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15400 (TARGET_LEGITIMATE_ADDRESS_P): New.
15402 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15403 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15405 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15407 (m68hc11_legitimate_address_p): ... this, make static.
15408 (go_if_legitimate_address_internal): Rename to...
15409 (m68hc11_legitimate_address_p_1): ... this.
15410 (legitimize_address): Adjust call.
15411 (TARGET_LEGITIMATE_ADDRESS_P): New.
15413 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15414 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15415 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15416 (TARGET_LEGITIMATE_ADDRESS_P): New.
15418 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15419 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15420 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15421 (mn10300_legitimate_address_p): ... this, make static.
15422 (TARGET_LEGITIMATE_ADDRESS_P): New.
15424 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15425 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15426 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15427 (TARGET_LEGITIMATE_ADDRESS_P): New.
15429 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15430 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15431 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15432 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15433 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15434 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15435 (rs6000_legitimate_address_p): ... this, make static.
15436 (TARGET_LEGITIMATE_ADDRESS_P): New.
15437 (REG_MODE_OK_FOR_BASE_P): Delete.
15438 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15440 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15441 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15443 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15444 static, adjust types.
15445 (TARGET_LEGITIMATE_ADDRESS_P): New.
15447 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15448 * config/score/score.c (score_address_p): Rename to...
15449 (score_legitimate_address_p): ... this.
15450 (TARGET_LEGITIMATE_ADDRESS_P): New.
15451 * config/score/score3.c (score3_address_p): Rename to...
15452 (score3_legitimate_address_p): ... this.
15453 * config/score/score7.c (score7_address_p): Rename to...
15454 (score7_legitimate_address_p): ... this.
15456 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15457 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15458 GO_IF_LEGITIMATE_ADDRESS): Delete.
15459 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15460 thumb2_legitimate_address_p): Delete.
15461 (arm_legitimate_address_p): Rename to...
15462 (arm_legitimate_address_outer_p): ... this.
15463 * config/arm/constraints.md ("Uq"): Adjust call.
15464 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15465 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15467 (arm_legitimate_address_outer_p): ... this.
15468 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15470 (TARGET_LEGITIMATE_ADDRESS_P): New.
15472 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15473 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15474 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15475 (TARGET_LEGITIMATE_ADDRESS_P): New.
15477 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15478 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15479 * config/vax/vax.c (legitimate_address_p): Rename to...
15480 (vax_legitimate_address_p): ... this, make static.
15481 (TARGET_LEGITIMATE_ADDRESS_P): New.
15483 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15484 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15485 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15486 (TARGET_LEGITIMATE_ADDRESS_P): New.
15488 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15489 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15490 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15491 (mmix_legitimate_address_p): ... this, make static.
15492 (TARGET_LEGITIMATE_ADDRESS_P): New.
15494 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15495 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15496 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15497 (TARGET_LEGITIMATE_ADDRESS_P): New.
15499 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15501 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15502 of MODE_COMPLEX_INT.
15504 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15506 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15507 LCT_NORMAL in function call.
15508 * mips-tdump.c (print_file_desc): Add cast to enum type.
15509 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15510 (mark_stabs): Add casts to enum types.
15511 (parse_stabs_common): Add casts to enum types.
15513 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15515 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15516 Check for invalid values of LETTER.
15518 2009-05-13 Taras Glek <tglek@mozilla.com>
15520 * attribs.c (register_attribute): moved out attribute registration
15521 into register_attribute.
15522 * doc/plugins.texi: Documented register_attribute and
15524 * gcc-plugin.h: Added forward decl for register_attribute.
15525 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15526 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15527 PLUGIN_ATTRIBUTES boilerplate.
15529 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15531 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15532 values even in sentinel and empty entries.
15533 (ms_printf_flag_specs): Likewise.
15534 (ms_scanf_flag_specs): Likewise.
15535 (ms_strftime_flag_specs): Likewise.
15536 (ms_print_char_table): Likewise.
15537 (ms_scan_char_table): Likewise.
15538 (ms_time_char_table): Likewise.
15540 2009-05-13 Doug Kwan <dougkwan@google.com>
15542 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15544 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15546 * config/mips/mips.md (store): Add attributes for QI and HI.
15548 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15549 (truncdi<mode>2): ... this new pattern.
15551 2009-05-13 Brad Hards <bradh@kde.org>
15553 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15555 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15556 Ben Elliston <bje@au.ibm.com>
15558 PR middle-end/40035
15559 * dse.c (check_mem_read_rtx): Guard against width == -1.
15561 2009-05-13 Michael Matz <matz@suse.de>
15563 PR middle-end/39976
15564 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15565 (trivially_conflicts_p): New function.
15566 (insert_backedge_copies): Use it.
15568 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15570 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15571 (handle_stdc_pragma): Use new enum constant names.
15572 (handle_pragma_float_const_decimal64): Ditto.
15574 2009-05-13 Ian Lance Taylor <iant@google.com>
15576 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15579 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15581 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15582 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15584 * config/m68k/m68k.h (FL_UCLINUX): Define.
15586 2009-05-13 Jan Hubicka <jh@suse.cz>
15588 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15590 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15592 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15593 unless -fschedule-insns is specified.
15595 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15598 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15599 TARGET_EXPAND_CBRANCHDI4.
15600 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15601 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15602 (cmpeqdi): Fix comment.
15604 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15606 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15607 (sh_legitimate_address_p): Likewise.
15608 * config/sh/sh.c (sh_legitimate_index_p): New.
15609 (sh_legitimate_address_p): Likewise.
15610 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15611 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15612 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15613 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15614 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15615 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15616 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15617 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15618 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15620 2009-05-12 Jan Hubicka <jh@suse.cz>
15622 * tree-inline.c (estimate_operator_cost): Add operands;
15623 when division happens by constant, it is cheap.
15624 (estimate_num_insns): Loads and stores are not having cost of 0;
15625 EH magic stuff is cheap; when computing runtime cost of switch,
15626 use log2 base of amount of its cases; builtin_expect has cost of 0;
15627 compute cost for moving return value of call.
15628 (init_inline_once): Initialize time_based flags.
15629 * tree-inline.h (eni_weights_d): Add time_based flag.
15631 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15633 * df-core.c: Update head documentation.
15635 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15638 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15639 shadowing exisiting variable op1.
15641 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15644 * config/i386/driver-i386.c (processor_signatures): New enum.
15645 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15646 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15647 processor signature to detect geode processor.
15649 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15653 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15655 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15656 causes spurious differences between trunk and cond-optab branch.
15658 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15660 * dojump.c (compare_from_rtx): Delete.
15661 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15662 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15663 if the comparison does not satisfy the predicate; test predicates for
15664 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15665 further if one existing pattern fails.
15666 * expr.h (compare_from_rtx): Delete.
15667 (prepare_operand): Declare it.
15668 * optabs.c: Change "lib call" to "libcall" throughout.
15669 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15670 HAVE_conditional_trap, emit_cmp_insn): Delete.
15671 (can_compare_p): Delete cmp_optab case.
15672 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15673 Accept other parameters by value.
15674 (prepare_operand): Make non-static.
15675 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15676 other parameters by value. Try to widen operands here based on
15677 an optab_methods argument and looking at cbranch_optab.
15678 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15679 loop. Use cbranch_optab directly.
15680 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15681 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15683 (emit_conditional_move, emit_conditional_add): Inline what's needed
15684 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15685 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15686 with COMPARE. Move cmov_optab and cstore_optab above
15687 with cbranch_optab, move cmp_optab down with ucmp_optab,
15688 remove tst_otpab. Do not initialize trap_rtx.
15689 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15690 for trap code. Do not check HAVE_conditional_trap. Use
15691 prepare_cmp_insn. Accept no predicate for operand 3.
15692 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15693 (OTI_ctrap, ctrap_optab): New.
15694 (tst_optab): Delete.
15695 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15696 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15697 with lookup of ctrap_optab.
15698 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15700 (ctrap_optab): New.
15702 * combine.c (combine_simplify_rtx, simplify_set): Do not
15703 special case comparing against zero for cc0 machines.
15704 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15705 COMPARE on cc0 machines.
15706 (simplify_relational_operation): Return a new expression when
15707 a COMPARE could be removed.
15708 * final.c (final_scan_insn): Compare cc_status values
15709 against LHS of a (compare FOO (const_int 0)) cc0 source.
15710 Also check if cc_status.value is the full compare.
15712 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15713 (cstoreMM4): Document.
15714 (conditional_trap): Document ctrapMM4 instead.
15715 (sync_compare_and_swapMM): Refer to cbranchcc4.
15716 (Dependent Patterns): Eliminate obsolete information referring to
15717 the old jump optimization phase.
15718 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15719 of compares with 0 on cc0 machines.
15720 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15721 avoiding references to cc0. Remove text about storing operands
15723 * doc/tm.texi (Condition Codes): Include blurb on different
15724 condition code representations, separate into subsections for
15725 CC0, MODE_CC and conditional execution.
15727 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15728 alpha_emit_setcc): Accept operands and a machine mode.
15729 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15730 Get code/op0/op1 from operands, use machine mode argument
15731 instead of alpha_compare.fp_p. Emit the branch here.
15732 (alpha_emit_setcc): Likewise, and return boolean.
15733 (alpha_emit_conditional_move): Likewise. Assert that
15734 cmp_op_mode == cmp_mode, and simplify accordingly.
15735 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15736 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15737 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15739 (stack probe test): Use cbranchdi4.
15740 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15742 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15743 * config/arc/arc.h (movsicc, movsfcc): Use it.
15744 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15745 (cbranchsi4, cstoresi4): New.
15746 (cmpsi, bCC and sCC expanders): Remove.
15748 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15749 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15750 * config/arm/predicates.md (arm_comparison_operator): Only include
15751 floating-point operators if there is a hardware floating-point unit.
15752 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15753 deferring to cbranch_cc and cstore_cc respectively.
15754 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15755 cbranch_cc, cstore_cc): New.
15756 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15758 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15760 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15761 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15763 (adjust_insn_length): Adjust calls.
15764 (avr_reorg): Handle (compare (foo) (const_int 0)).
15765 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15766 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15767 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15768 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15770 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15771 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15773 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15774 (cbranchsi4, cstorebi4, cstoresi4): New.
15775 (movbisi): This insn is duplicate, split it to zero_extend.
15776 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15777 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15778 (bfin_optimize_loop): Use cbranch expander.
15779 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15780 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15781 (bfin_bimode_comparison_operator): ... this.
15782 (bfin_direct_comparison_operator): New.
15784 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15785 inside (compare FOO (const_int 0)).
15786 (cris_rtx_costs): Handle ZERO_EXTRACT.
15787 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15788 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15789 (*tstdi_v32): Delete.
15790 (*cmpdi_non_v32): Add M alternative for operand 1.
15791 (cmpsi, cmp<mode>): Make private.
15792 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15794 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15796 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15797 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15798 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15799 (cc_reg_operand): New.
15800 (any_cond): Delete.
15801 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15802 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15803 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15804 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15805 crx_expand_scond): Delete.
15807 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15809 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15810 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15812 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15813 cstoresi4, cstoresf4, cstoredf4): New.
15814 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15815 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15816 Receive the entire operands array.
15817 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15818 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15819 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15820 Get test/op0/op1 from the operands array.
15821 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15823 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15824 (h8300_expand_store): New.
15825 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15827 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15828 (h8300_expand_store): New.
15829 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15830 or do not try to produce (set (cc0) REG).
15831 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15832 change a compare into a move to a scratch register. Disable some
15833 peepholes when comparing with zero.
15834 (tstsi, tsthi, tstsi, cmpqi): Make private.
15836 (bCC, sCC): Delete.
15837 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15840 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15841 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15842 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15843 (ix86_emit_i387_log1p): Use cbranchxf2.
15844 (ix86_expand_setcc): Return void.
15845 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15846 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15847 cmp<MODEF>, cmpcc): Remove.
15848 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15849 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15850 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15851 (sCC and bCC expanders): Remove.
15852 (stack_protect_test): Use cbranchcc4.
15854 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15856 (ia64_expand_compare): Accept three rtx by reference and return void.
15857 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15858 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15859 from *expr. Update *expr with the BImode comparison to do.
15860 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15861 cmptf, bCC, sCC, conditional_trap): Delete.
15862 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15863 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15864 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15865 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15866 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15868 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15869 type of last argument.
15870 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15871 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15872 use machine mode argument instead of branch_type. Remove dead
15873 code for floating-point comparisons.
15874 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15875 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15877 (cbranchsi4, cstoresi4): New.
15878 * config/iq2000/predicates.md (reg_or_const_operand): New.
15880 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15881 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15882 (b<code>_op): Rewrite to...
15883 (bcc_op): ... this, using match_operator.
15884 (s<code>_op): Rewrite to...
15885 (scc_op): ... this, using match_operator.
15886 (s<code>_24_op): Rewrite to...
15887 (scc_op_24): ... this, using match_operator.
15888 (s<code>_<mode>): Rewrite to...
15889 (cstore<mode>4): ... this, using match_operator.
15890 (s<code>_<mode>_24): Rewrite to...
15891 (cstore<mode>4_24): ... this, using match_operator.
15892 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15893 m32c_unpend_compare, m32c_expand_scc): Delete.
15894 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15895 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15896 (m32c_expand_movcc): Change NE to EQ if necessary.
15897 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15899 * config/m32r/m32r-protos.h (gen_cond_store): New.
15900 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15901 (gen_cond_store): New, from sCC patterns.
15902 (m32r_expand_block_move): Use cbranchsi4.
15903 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15904 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15905 (cbranchsi4, cstoresi4): New.
15907 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15909 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15910 (m68hc11_notice_update_cc): Look into a compare with 0.
15911 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15913 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15914 cmphi, cmpqi, bCC): Delete.
15915 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15916 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15917 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15920 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15921 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15922 * config/m68k/constraints.md (H): New.
15923 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15924 the define_insn below.
15925 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15926 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15927 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15928 patterns): Wrap RHS with COMPARE.
15929 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15930 (*cmpdi_internal): Name this pattern.
15931 (cmpdi): Change to define_insn.
15932 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15933 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15934 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15936 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15937 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15938 (conditional_trap): Change to...
15939 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15940 (*conditional_trap): Use the ordered_comparison_operator and
15941 const1_operand predicates.
15942 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15943 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15944 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15945 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15947 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15948 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15949 (mcore_gen_compare): New.
15950 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15951 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15952 (mcore_gen_compare): ... this.
15953 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15954 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15955 (stack probe pattern): Use cbranchsi4.
15957 * config/mips/predicates.md (mips_cstore_operator): New.
15958 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15959 * config/mips/mips.md (any_cond): Delete.
15960 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15962 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15963 fixuns_truncsfdi2): Use cbranch patterns.
15964 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15965 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15966 Adjust call to mips_expand_conditional_branch.
15967 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15969 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15970 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15971 * config/mips/mips.c (cmp_operands): Delete.
15972 (mips_emit_compare): Get comparison operands from *op0/*op1.
15973 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15974 that it succeeds. Use op0/op1 instead of cmp_operands.
15975 (mips_expand_conditional_branch, mips_expand_conditional_move,
15976 mips_expand_conditional_trap): Likewise.
15977 (mips_block_move_loop): Use cbranch patterns.
15978 * config/mips/mips.h (cmp_operands): Delete.
15980 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15981 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15982 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15983 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15984 (*cmpcc_folded): Rename to...
15985 (*cmpdi_folded): this.
15986 (*cmpcc): Rename to...
15988 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15991 (cbranchdf4): New. Handle invalid comparisons here.
15992 * config/mmix/predicates.md (float_comparison_operator): New.
15994 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15995 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15996 * config/mn10300/mn10300.md (tst): Delete.
15997 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15998 Name these patterns and wrap RHS in a compare.
15999 (*cmpsi): Make this pattern private. Include tst.
16000 (*cmpsf): Make this pattern private.
16001 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16002 (compare with zero peepholes): Likewise.
16004 (cbranchsi4, cbranchsf4): New.
16005 (casesi): Use cbranchsi4.
16007 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16008 hppa_branch_type): Delete.
16009 (return_addr_rtx): Use cbranchsi4.
16010 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16011 Emit CCFPmode comparison here.
16012 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16013 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16014 hppa_branch_type): Delete.
16015 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16016 (movsicc, movdicc): Remove references to hppa_compare_op0,
16017 hppa_compare_op1 and compare_from_rtx.
16018 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16019 (casesi): Use cbranchsi4.
16021 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16022 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16023 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16024 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16025 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16027 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16028 (*branch, *branch_inverted): New.
16030 * config/picochip/picochip.md (cbranchhi4): Use
16031 ordered_comparison_operator.
16032 (cmphi, bCC): Remove.
16034 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16035 (trap_comparison_operator): Delete.
16036 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16037 rs6000_emit_cbranch): Accept mode and operands.
16038 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16039 rs6000_compare_fp_p): Delete.
16040 (rs6000_generate_compare): Accept mode and comparison. Extract code
16041 and op0/op1 from there. Replace references to rs6000_compare_op0
16042 and rs6000_compare_op1.
16043 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16044 extract result from passed operands.
16045 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16046 extract loc from passed operands.
16047 (rs6000_emit_cmove): Likewise.
16048 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16049 rs6000_compare_fp_p): Delete.
16050 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16051 (cbranch<GPR>4, cbranch<FP>4): New.
16052 (cstore<mode>4): New. Consolidate here all choices about when to use
16053 portable or specialized sCC sequences.
16054 (stack_protect_test): Use cbranchsi4.
16055 (conditional_trap): Replace with ctrap<GPR>4.
16056 (conditional trap insn): Replace trap_comparison_operator with
16057 ordered_comparison_operator.
16059 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16060 (s390_emit_prologue): Use ctrap.
16061 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16062 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16063 New predicates replacing...
16064 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16065 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16066 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16067 (add<mode>cc): Do not use s390_compare_op0/op1.
16068 (s<code>): Change to...
16069 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16070 (seq): Change to...
16071 (cstorecc4): ... this. Handle EQ or NE equally.
16072 (*sne): Un-privatize for use in cstorecc4.
16073 (b<code>): Change to...
16074 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16075 (conditional_trap): Replace with...
16076 (ctrap<GPR>4, ctrap<FP>4): ... these.
16077 (stack_protect): Use cbranchcc4.
16079 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16080 * config/score/score-protos.h (score_gen_cmp): Delete.
16081 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16082 (score_block_move-loop): Use cbranchsi4.
16083 * config/score/score.md (cbranchsi4): New.
16084 (cmpsi, bCC): Delete.
16085 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16086 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16087 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16088 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16089 * config/score/score3.h (score3_gen_cmp): Delete.
16090 * config/score/score7.h (score7_gen_cmp): Delete.
16092 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16093 (sh_emit_scc_to_t): ... this. Return void.
16094 (from_compare): Rename to...
16095 (sh_emit_compare_and_branch): ... this.
16096 (sh_emit_compare_and_set): New.
16097 (sh_expand_t_scc): Accept operands.
16098 * config/sh/predicates.md (sh_float_comparison_operator): New.
16099 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16100 (prepare_scc_operands): Rename to...
16101 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16103 (sh_emit_cheap_store_flag): New.
16104 (sh_emit_set_t_insn): New.
16105 (from_compare): Rename to...
16106 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16107 handling of TARGET_SH2E floating point to avoid recursive call.
16108 Generate branch here.
16109 (sh_emit_compare_and_set): New.
16110 (sh_expand_t_scc): Get op0/op1 from arguments.
16111 (sh_emit_cheap_store_flag): New.
16112 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16114 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16115 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16116 (movsicc, movdicc): Do nothing when it recreated operands from
16117 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16118 prepare_scc_operands (now sh_emit_scc_to_t).
16119 (udivdi3): Use cstoresi4.
16120 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16121 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16122 (cbranchint4_media, cbranchfp4_media): New.
16123 (casesi): Use cbranchdi4.
16124 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16126 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16127 (movnegt): Remove second operand.
16128 (cbranchsf4, cbranchdf4): New.
16129 (stack_protect): Use cbranchdi4/cbranchsi4.
16131 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16132 (gen_compare_reg): Accept comparison, extract part of it to...
16133 (gen_compare_reg_1): ... this.
16134 (gen_compare_operator): Delete.
16135 (gen_v9_scc): Accept separate destination, comparison code and arms.
16136 Do not use sparc_compare_op0/sparc_compare_op1.
16137 (emit_scc_insn, emit_conditional_branch_insn): New.
16138 (emit_v9_brxx): Make static. Remove useless assertion.
16139 (sparc_emit_float_lib_cmp): Return RTL instead of calling
16141 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
16142 * config/sparc/sparc-protos.h (gen_compare_reg,
16143 sparc_emit_float_lib_cmp): Adjust prototype.
16144 (emit_scc_insn, emit_conditional_branch_insn): New.
16145 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
16146 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
16147 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
16148 iterators to the top.
16149 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
16150 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
16151 snedi_special_trunc): Delete.
16152 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
16153 and snedi_special_trunc.
16154 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
16155 cbranchdi4, cbranch<F:mode>4): New.
16156 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
16157 here. Use gen_compare_reg instead of gen_compare_operator.
16158 (conditional_trap): Replace with...
16159 (ctrapsi4, ctrapdi4): ... this.
16160 (stack_protect_test): Use cbranchcc4.
16162 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16164 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16165 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16166 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16167 from operands[0] or operands[3] depending on is_set.
16168 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16169 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16170 cmpdf, bCC), sCC: Remove.
16171 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16172 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16174 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16175 spu_emit_branch_or_set.
16177 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
16179 * config/stormy16/stormy16.h (xstormy16_compare_op0,
16180 xstormy16_compare_op1): Delete.
16181 * config/stormy16/stormy16.c (xstormy16_compare_op0,
16182 xstormy16_compare_op1): Delete.
16183 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
16185 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
16186 (cmphi, cmpsi, bCC): Remove.
16188 * config/v850/v850.md (tstsi, cmpsi): Fold into...
16189 (*cmpsi): ... this one.
16190 (cbranchsi4, cstoresi4): New.
16191 (bCC expanders): Delete.
16192 (sCC insns): Fold into...
16193 (*setcc): ... this one.
16194 (casesi): Do not use gen_cmpsi and gen_bgtu.
16195 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16196 (movsicc): Simplify.
16197 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16199 * config/vax/vax-protos.h (cond_name): New.
16200 (vax_output_conditional_branch): Remove.
16201 * config/vax/vax.c (cond_name): New.
16202 (vax_output_conditional_branch): Remove.
16203 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16204 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16205 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16206 (bit<VAXint>): Wrap source with (compare).
16207 (b<code> and following unnamed pattern): Rename to *branch and
16208 *branch_reversed. Change macroization to match_operator.
16209 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16211 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16212 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16213 Change last argument to machine_mode.
16214 (xtensa_expand_scc): Add machine_mode argument.
16215 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16216 (gen_conditional_move, xtensa_expand_conditional_branch,
16217 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16218 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16219 Adjust operand numbers.
16220 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16222 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16223 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16224 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16226 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16228 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16229 causes spurious differences between trunk and cond-optab branch.
16231 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16234 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16236 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16238 * tree.c (iterative_hash_pointer): Delete.
16239 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16240 Hash UIDs and versions of SSA names. Don't special-case built-in
16241 function declarations.
16243 2009-05-11 Ian Lance Taylor <iant@google.com>
16246 * graphite.c: Force -Wc++-compat to only be a warning before
16247 #including "cloog/cloog.h".
16249 2009-05-11 Martin Jambor <mjambor@suse.cz>
16251 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16253 2009-05-11 Jan Hubicka <jh@suse.cz>
16255 * tree-ssa-loop-ivcanon.c: Include target.h
16256 (struct loop_size): new structure.
16257 (constant_after_peeling): New predicate.
16258 (tree_estimate_loop_size): New function.
16259 (estimated_unrolled_size): Rewrite for new estimates.
16260 (try_unroll_loop_completely): Use new estimates.
16261 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16263 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16265 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16266 libcpp interface change.
16267 (spu_macro_to_expand): Likewise.
16269 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16271 PR tree-optimization/40026
16272 * gimplify.c (gimplify_init_constructor): Change initial conditional
16273 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16274 optimize_compound_literals_in_ctor.
16276 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16278 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16280 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16282 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16284 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16285 HOST_WIDE_INT for gap.
16287 2009-05-11 Ira Rosen <irar@il.ibm.com>
16289 PR tree-optimization/40074
16290 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16291 account in group size and step comparison.
16293 2009-05-11 Richard Guenther <rguenther@suse.de>
16295 * passes.c (init_optimization_passes): Strip now incorrect comment.
16296 (execute_function_todo): Do not set PROP_alias.
16297 * tree-pass.h (PROP_alias): Remove.
16298 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16299 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16300 * tree-nrv.c (pass_return_slot): Likewise.
16301 * tree-object-size.c (pass_object_sizes): Likewise.
16302 * tree-ssa-dom.c (pass_dominator): Likewise.
16303 (pass_phi_only_cprop): Likewise.
16304 * tree-ssa-dse.c (pass_dse): Likewise.
16305 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16306 (pass_cselim): Likewise.
16307 * tree-ssa-pre.c (pass_pre): Likewise.
16308 (pass_fre): Likewise.
16309 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16310 * tree-ssa-sink.c (pass_sink_code): Likewise.
16311 * tree-stdarg.c (pass_stdarg): Likewise.
16312 * tree-tailcall.c (pass_tail_calls): Likewise.
16313 * tree-vrp.c (pass_vrp): Likewise.
16315 2009-05-10 Ian Lance Taylor <iant@google.com>
16317 * basic-block.h (enum profile_status): Break out of struct
16318 control_flow_graph.
16319 * cgraph.h (struct inline_summary): Break out of struct
16321 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16322 of struct cgraph_order_sort.
16323 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16324 * cse.c (struct branch_path): Break out of struct
16325 cse_basic_block_data.
16326 * except.h (enum eh_region_type): Break out of struct eh_region.
16327 * gcc.c (enum add_del): Break out of struct modify_target.
16328 * genrecog.c (enum decision_type): Break out of struct decision_test.
16329 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16331 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16332 * regmove.c (enum match_use): New enum, broken out of struct match.
16333 * sched-int.h (enum post_call_group): New enum, broken out of
16335 (struct deps_reg): Break out of struct deps.
16336 * target.h (struct asm_int_op): Break out of struct gcc_target.
16337 * tree-eh.c (struct goto_queue_node): Break out of struct
16339 * tree-inline.h (enum copy_body_cge_which): Break out of
16341 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16343 * c-decl.c (in_struct, struct_types): New static variables.
16344 (pushtag): Add loc parameter. Change all callers.
16345 (lookup_tag): Add ploc parameter. Change all callers.
16346 (check_compound_literal_type): New function.
16347 (parser_xref_tag): Add loc parameter. Change all callers. If
16348 -Wc++-compat, warn about struct/union/enum types defined within a
16350 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16351 and loc parameters. Change all callers. Change error calls to
16352 error_at, using loc. For a redefinition, if the location of the
16353 original definition is known, report it. Set in_struct and
16354 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16355 (finish_struct): Add new parameters enclosing_in_struct and
16356 enclosing_struct_types. Change all callers. Set
16357 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16358 in the struct. If in a struct, add this struct to struct_types.
16359 (start_enum): Add loc parameter. Change all callers. Use
16360 error_at for errors, using loc. For a redefinition, if the
16361 location of the original definition is known, report it. If in a
16362 struct, add this enum type to struct_types. If -Wc++-compat warn
16363 if in sizeof, typeof, or alignof.
16364 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16365 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16366 (c_parser_enum_specifier): Get enum location for start_enum.
16367 (c_parser_struct_or_union_specifier): Get struct location for
16368 start_struct. Save in_struct and struct_types status between
16369 start_struct and finish_struct.
16370 (c_parser_cast_expression): Get location of cast.
16371 (c_parser_alignof_expression): Get location of type.
16372 (c_parser_postfix_expression): Likewise.
16373 (c_parser_postfix_expression_after_paren_type): Add type_loc
16374 parameter. Change all callers. Call check_compound_literal_type.
16375 Use type_loc for error about variable size type.
16376 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16377 of an enum constant from an enum type defined in a struct or union.
16378 (c_cast_expr): Add loc parameter. Change all callers. If
16379 -Wc++-compat, warn about defining a type in a cast.
16380 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16381 (start_enum, start_struct, finish_struct): Update declarations.
16382 (parser_xref_tag, c_cast_expr): Update declarations.
16383 (check_compound_literal_type): Declare.
16385 2009-05-11 Ben Elliston <bje@au.ibm.com>
16387 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16388 for recent libcpp interface change.
16389 (rs6000_macro_to_expand): Likewise.
16391 2009-05-10 Michael Matz <matz@suse.de>
16394 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16395 not at entry of function.
16397 2009-05-10 Richard Guenther <rguenther@suse.de>
16399 PR tree-optimization/40081
16401 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16402 using the main variant of the element type. Do not fiddle with
16403 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16405 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16406 structs with volatile fields.
16408 2009-05-10 Jan Hubicka <jh@suse.cz>
16410 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16411 (estimate_move_cost): Assert that it does not get called for
16413 (estimate_num_insns): Skip VOID types in argument handling.
16414 (optimize_inline_calls): Delete unreachable blocks and verify that
16415 callgraph is valid.
16417 2009-05-10 Jan Hubicka <jh@suse.cz>
16419 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16420 * cgraph.c (cgraph_mark_address_taken_node): New function.
16421 (dump_cgraph_node): Dump new flag.
16422 * cgraph.h (struct cgraph_node): Add address_taken.
16423 (cgraph_mark_address_taken_node): New function.
16424 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16425 since new direct calls can be born.
16427 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16429 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16430 tok->val.node.node.
16432 2009-05-10 Jan Hubicka <jh@suse.cz>
16434 PR middle-end/40084
16435 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16437 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16438 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16439 * tree-inline.c (copy_bb): Set frequency correctly.
16440 (fold_marked_statements): Update call to
16441 cgraph_update_edges_for_call_stmt.
16443 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16445 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16446 identifiers in diagnostics.
16447 * config/arm/arm.c (arm_handle_fndecl_attribute,
16448 arm_handle_isr_attribute): Likewise.
16449 * config/avr/avr.c (avr_handle_progmem_attribute,
16450 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16451 * config/bfin/bfin.c (handle_int_attribute,
16452 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16453 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16454 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16456 * config/darwin.c (darwin_handle_kext_attribute,
16457 darwin_handle_weak_import_attribute): Likewise.
16458 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16459 h8300_handle_eightbit_data_attribute,
16460 h8300_handle_tiny_data_attribute): Likewise.
16461 * config/i386/i386.c (ix86_handle_cconv_attribute,
16462 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16463 * config/i386/winnt.c (ix86_handle_shared_attribute,
16464 ix86_handle_selectany_attribute): Likewise.
16465 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16466 * config/m32c/m32c.c (function_vector_handler): Likewise.
16467 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16468 m68hc11_handle_fntype_attribute): Likewise.
16469 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16470 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16471 * config/mips/mips.c (mips_insert_attributes,
16472 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16473 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16474 rs6000_handle_struct_attribute): Likewise.
16475 * config/sh/sh.c (sh_insert_attributes,
16476 sh_handle_resbank_handler_attribute,
16477 sh_handle_interrupt_handler_attribute,
16478 sh2a_handle_function_vector_handler_attribute,
16479 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16481 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16482 * config/spu/spu.c (spu_handle_fndecl_attribute,
16483 spu_handle_vector_attribute): Likewise.
16484 * config/stormy16/stormy16.c
16485 (xstormy16_handle_interrupt_attribute): Likewise.
16486 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16487 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16489 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16491 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16492 (pp_translate_identifiers): New.
16493 (pp_identifier): Only conditionally translate identifier to locale
16495 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16496 (pp_base_tree_identifier): Only conditionally translate identifier
16497 to locale character set.
16498 * c-pretty-print.c (M_): Define.
16499 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16500 fragments for conditional translation with M_.
16501 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16502 identifier translation.
16504 2009-05-10 Richard Guenther <rguenther@suse.de>
16506 PR tree-optimization/40081
16507 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16508 using the main variant of the element type. Do not fiddle with
16509 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16511 2009-05-09 Jan Hubicka <jh@suse.cz>
16513 PR middle-end/40080
16514 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16515 indirect calls; verify cgraph afterwards.
16517 2009-05-09 Jan Hubicka <jh@suse.cz>
16520 * ipa.c (update_inlined_to_pointer): New function.
16521 (cgraph_remove_unreachable_nodes): Use it.
16523 2009-05-09 Jan Hubicka <jh@suse.cz>
16525 * tree-eh.c (struct leh_state): Remove prev_try.
16526 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16527 not track prev_try.
16528 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16529 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16530 remove_eh_handler_and_replace, foreach_reachable_handler,
16531 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16532 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16533 (gen_eh_region_cleanup): Update prototype.
16535 2009-05-09 Jan Hubicka <jh@suse.cz>
16537 PR middle-end/40043
16538 * except.c (copy_eh_region): Always set prev_try.
16539 (redirect_eh_edge_to_label): Find outer try.
16540 (foreach_reachable_handler): When looking for prev try
16541 handle case where previous try is not going to be taken.
16543 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16545 PR tree-optimization/40049
16546 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16547 only vector/vector shifts, convert the type of the constant to the
16548 appropriate type to avoid building incorrect trees, which
16549 eventually have problems with garbage collection.
16551 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16553 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16554 -1 for complex floating-point types if honoring signed zeros.
16556 2009-05-08 Jan Hubicka <jh@suse.cz>
16558 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16559 argument; handle correctly when profile is absent.
16560 (build_cgraph_edges): Update.
16561 (rebuild_cgraph_edges): Update.
16562 * cgraph.c: Do not include varray.h.
16563 (cgraph_set_call_stmt_including_clones): New function.
16564 (cgraph_create_edge_including_clones): Likewise
16565 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16566 (cgraph_update_edges_for_call_stmt): Handle clones.
16567 (cgraph_remove_node): Handle clone tree.
16568 (cgraph_remove_node_and_inline_clones): New function.
16569 (dump_cgraph_node): Dump clone tree.
16570 (cgraph_clone_node): Handle clone tree.
16571 (clone_function_name): Bring here from tree-inline.c.
16572 (cgraph_create_virtual_clone): New function.
16573 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16574 (cgraph_clone_info): New function.
16575 (strut cgraph_node): Add clone_info and new clone tree pointers.
16576 (cgraph_remove_node_and_inline_clones,
16577 cgraph_set_call_stmt_including_clones,
16578 cgraph_create_edge_including_clones,
16579 cgraph_create_virtual_clone): Declare.
16580 (cgraph_function_versioning): Use VEC argument.
16581 (compute_call_stmt_bb_frequency): Update prototype.
16582 (cgraph_materialize_all_clones): New function.
16583 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16584 (ipcp_create_replace_map): Update to VECtors.
16585 (ipcp_update_callgraph): Use virtual clones.
16586 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16587 (ipcp_update_profiling): Do not update local profiling.
16588 (ipcp_insert_stage): Use VECtors and virtual clones.
16589 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16590 (clone_of_p): New function.
16591 (cgraph_preserve_function_body_p): Use clone tree.
16592 (cgraph_optimize): Materialize clones.
16593 (cgraph_function_versioning): Update for VECtors.
16594 (save_inline_function_body): Use clone tree.
16595 (cgraph_materialize_clone): New function.
16596 (cgraph_materialize_all_clones): Likewise.
16597 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16598 * ipa.c: Include gimple.h.
16599 (cgraph_remove_unreachable_nodes): Use clone tree.
16600 * ipa-prop.c (ipa_note_param_call): Update call to
16601 compute_call_stmt_bb_frequencycall.
16602 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16603 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16604 (copy_bb): Handle updating of clone tree; add new edge when new call
16606 (expand_call_inline): Be strict about every call having edge.
16607 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16608 (delete_unreachable_blocks_update_callgraph): New function.
16609 (tree_function_versioning): Use VECtors; always remove unreachable
16610 blocks and fold conditionals.
16611 * tree-inline.h: Do not include varray.h.
16612 (tree_function_versioning): Remove.
16613 * Makefile.in (GTFILES): Remove tree-inline.c
16614 * passes.c (do_per_function): Do only functions having body.
16615 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16618 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16619 Andrew Morrow <acm@google.com>
16622 * c-common.c (c_common_attribute_table): Permit deprecated
16623 attribute to take an optional argument.
16624 (handle_deprecated_attribute): If the optional argument to
16625 __attribute__((deprecated)) is not a string ignore the attribute
16626 and emit a warning.
16628 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16629 * c-typeck.c (build_component_ref): Likewise.
16630 (build_external_ref): Likewise.
16632 * toplev.c (warn_deprecated_use): Add an attribute argument.
16633 Emit the message associated with __attribute__((deprecated)).
16635 * toplev.h (warn_deprecated_use): Updated.
16637 * doc/extend.texi: Document new optional parameter to
16638 __attribute__((deprecated))
16640 2009-05-08 Michael Eager <eager@eagercon.com>
16642 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16643 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16645 2009-05-08 Richard Guenther <rguenther@suse.de>
16647 PR tree-optimization/40062
16648 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16649 Avoid exponential behavior.
16651 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16653 PR rtl-optimization/33928
16655 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16656 process_uses, build_single_def_use_links): New.
16657 (update_df): Update use_def_ref.
16658 (forward_propagate_into): Use get_def_for_use instead of use-def
16660 (fwprop_init): Call build_single_def_use_links and let it initialize
16662 (fwprop_done): Free use_def_ref.
16663 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16664 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16665 df_rd_simulate_one_insn): New.
16666 (df_rd_bb_local_compute_process_def): Update head comment.
16667 (df_chain_create_bb): Use the new RD simulation functions.
16668 * df.h (df_rd_simulate_artificial_defs_at_top,
16669 df_rd_simulate_one_insn): New.
16670 * opts.c (decode_options): Enable fwprop at -O1.
16671 * doc/invoke.texi (-fforward-propagate): Document this.
16673 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16676 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16677 and one complex operand specially.
16678 * tree-complex.c (some_nonzerop): Do not identify a real value as
16679 zero if flag_signed_zeros.
16681 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16683 PR rtl-optimization/33928
16684 * loop-invariant.c (record_use): Fix && vs. || mishap.
16686 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16688 PR rtl-optimization/33928
16689 * loop-invariant.c (struct use): Add addr_use_p.
16690 (struct def): Add n_addr_uses.
16691 (struct invariant): Add cheap_address.
16692 (create_new_invariant): Set cheap_address.
16693 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16694 (record_uses): Pass df_ref to record_use.
16695 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16698 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16700 * config/sh/sh.c: Do not include c-pragma.h.
16702 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16704 * config/spu/spu.c: Remove include of c-common.h.
16706 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16709 * c-common.h (mark_valid_location_for_stdc_pragma,
16710 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16711 clear_float_const_decimal64, float_const_decimal64_p): New.
16712 * c.opt (Wunsuffixed-float-constants): New.
16713 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16714 unsuffixed float constant, handle new warning.
16715 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16716 * c-decl.c (c_scope): New flag float_const_decimal64.
16717 (set_float_const_decimal64, clear_float_const_decimal64,
16718 float_const_decimal64_p): New.
16719 (push_scope): Set new flag.
16720 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16721 to use STDC pragmas.
16722 (c_parser_external_declaration): Ditto.
16723 (c_parser_compound_statement_nostart): Ditto.
16724 * c-pragma.c (valid_location_for_stdc_pragma,
16725 mark_valid_location_for_stdc_pragma,
16726 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16727 handle_pragma_float_const_decimal64): New.
16728 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16729 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16730 set_float_const_decimal64, clear_float_const_decimal64,
16731 float_const_decimal64_p): New dummy functions.
16732 * doc/extend.texi (Decimal Float): Remove statement that the
16733 pragma, and suffix for double constants, are not supported.
16734 * doc/invoke.texi (Warning Options): List new option.
16735 (-Wunsuffixed-float-constants): New.
16737 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16739 * config/i386/i386.c: Do not include c-common.h.
16741 2009-05-07 Mark Heffernan <meheff@google.com>
16743 * doc/invoke.texi (Debugging Options): Document change of debugging
16745 * opts.c (decode_options): Make dump_base_name relative to
16746 aux_base_name directory.
16748 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16750 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16751 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16753 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16755 * Makefile.in (install-plugin): Simplify a bit.
16757 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16759 * Makefile.in (OBJS-common): Add regcprop.o.
16761 * timevar.def (TV_CPROP_REGISTERS): New.
16762 * regrename.c (regrename_optimize): Return 0.
16763 (rest_of_handle_regrename): Delete.
16764 (pass_rename_registers): Point to regrename_optimize.
16765 (struct value_data_entry, struct value_data,
16766 kill_value_one_regno, kill_value_regno, kill_value,
16767 set_value_regno, init_value_data, kill_clobbered_value,
16768 kill_set_value, kill_autoinc_value, copy_value,
16769 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16770 replace_oldest_value_reg, replace_oldest_value_addr,
16771 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16772 debug_value_data, validate_value_data): Move...
16773 * regcprop.c: ... here.
16774 (rest_of_handle_cprop): Delete.
16775 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16777 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16779 PR middle-end/40057
16780 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16781 GEN_INT for 1 << bitnum.
16782 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16783 build_int_cst_type.
16785 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16787 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16788 Remove wrong description of "nand" operation.
16790 2009-05-06 Richard Guenther <rguenther@suse.de>
16791 Adam Nemet <anemet@caviumnetworks.com>
16793 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16794 comment. Add that if LHS is not a gimple register, then RHS1 has
16795 to be a single object (GIMPLE_SINGLE_RHS).
16797 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16799 * expr.c (get_def_for_expr): Move it up in the file.
16800 (store_field): When expanding a bit-field store, look at the
16801 defining gimple stmt for the masking conversion.
16803 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16805 PR middle-end/39986
16806 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16807 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16808 32-bit memcpy into long.
16810 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16812 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16813 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16815 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16816 instead of appending DW_OP_deref*.
16818 2009-05-06 Michael Matz <matz@suse.de>
16820 PR middle-end/40021
16821 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16822 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16824 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16826 * Makefile.in (install-plugin): Fix srcdir handling.
16828 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16830 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16831 when processing for not_regs_needed bitmap.
16832 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16833 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16834 handling it for rhs.
16836 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16838 * config/i386/i386.md (unnamed inc/dec peephole): Use
16839 optimize_insn_for_size_p instead of optimize_size.
16840 * config/i386/predicates.md (incdec_operand): Likewise.
16841 (aligned_operand): Likewise.
16842 * config/i386/sse.md (divv8sf3): Likewise.
16843 (sqrtv8sf2): Likewise.
16845 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16847 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16849 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16851 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16854 ssemodesuffixf2c with avxmodesuffixf2c.
16856 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16859 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16861 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16863 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16864 (struct tree_base): Adjust spacing for 8 bit boundaries.
16865 (struct tree_decl_common): Add decl_by_reference_flag bit.
16866 (DECL_BY_REFERENCE): Adjust.
16867 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16868 print DECL_BY_REFERENCE bit.
16869 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16870 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16871 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16872 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16875 PR middle-end/39666
16876 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16877 range of the type, but default label is missing, add it with one
16878 of the existing labels instead of adding a new label for it.
16880 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16884 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16886 * Makefile.in (enable_plugin, plugin_includedir): New.
16887 (install): Depend on install-plugin.
16888 (PLUGIN_HEADERS): New.
16889 (install-plugin): New.
16890 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16892 2009-05-05 Richard Guenther <rguenther@suse.de>
16894 PR tree-optimization/40022
16895 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16897 (phivn_valid_p): Fix tuplification error, simplify.
16898 (phiprop_insert_phi): Add dumps.
16899 (propagate_with_phi): Simplify.
16901 2009-05-05 Richard Guenther <rguenther@suse.de>
16903 PR middle-end/40023
16904 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16906 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16908 * tree.h (strip_float_extensions): Remove duplicate declaration.
16909 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16910 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16911 block_ultimate_origin): Rearrange the declarations line to match the
16912 comment that indicates the .c file which the functions are defined.
16913 (dwarf2out_*, set_decl_rtl): Add comment.
16914 (get_base_address): Adjust comment.
16915 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16916 declarations line and add comment.
16917 (is_builtin_name): Add blank after function name, for clarity.
16919 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16921 * attribs.c (decl_attributes): Use %qE for identifiers in
16923 * cgraphunit.c (verify_cgraph_node): Translate function names to
16924 locale character set in diagnostics.
16925 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16927 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16928 Document that functions are named in UTF-8.
16929 * expr.c (expand_expr_real_1): Translate function names to locale
16930 character set in diagnostics.
16931 * gimplify.c (omp_notice_variable, omp_is_private,
16932 gimplify_scan_omp_clauses): Use %qE for identifiers in
16934 * langhooks.c (lhd_print_error_function): Translate function names
16935 to locale character set.
16936 * langhooks.h (decl_printable_name): Document that return value is
16937 in internal character set.
16938 * stmt.c: Include pretty-print.h
16939 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16941 (resolve_operand_name_1): Translate named operand name to locale
16943 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16945 * toplev.c (announce_function): Translate function names to locale
16947 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16948 (default_tree_printer): Use pp_identifier or translate identifiers
16949 to locale character set. Mark "<anonymous>" for translation.
16950 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16951 for identifiers in diagnostics.
16952 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16954 * varasm.c (output_constructor): Use %qE for identifiers in
16957 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16959 * configure.ac: use ` ` instead of $()
16960 * configure: Regenerate.
16962 2009-05-05 Ben Elliston <bje@au.ibm.com>
16964 * config/pa/linux-atomic.c: Eliminate conditional include of
16965 errno.h on non-LP64 systems to simplify build requirements.
16967 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16969 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16971 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16972 and pass value to identifier_to_locale.
16973 (warn_variable_length_array): Make name a tree.
16974 (grokdeclarator): Separate diagnostic texts for named and unnamed
16975 declarators. Use %qE for named declarators.
16976 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16978 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16979 identifiers in diagnostics.
16980 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16981 identifier_to_locale. Mark "anonymous" strings for translation.
16983 2009-05-04 Michael Eager <eager@eagercon.com>
16985 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16986 address for DImode/DFmode only if double-precision FP regs.
16988 2009-05-04 Michael Eager <eager@eagercon.com>
16990 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16991 TARGET_SINGLE_FLOAT check.
16993 2009-05-04 Michael Eager <eager@eagercon.com>
16995 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16997 2009-05-04 Michael Eager <eager@eagercon.com>
16999 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17000 * config/rs6000/t-xilinx: New
17002 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17004 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17005 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17006 * gcc/explow.c (memory_address): Use target hook.
17007 * gcc/targhooks.c (default_legitimize_address): New.
17008 * gcc/targhooks.h (default_legitimize_address): New.
17009 * gcc/target.h (legitimize_address): New.
17010 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17011 (TARGET_INITIALIZER): Include it.
17012 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17014 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17015 * config/bfin/bfin.c (legitimize_address): Remove.
17016 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17017 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17019 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17020 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17022 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17023 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17024 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17025 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17026 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17027 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17028 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17029 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17030 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17031 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17032 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17033 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17034 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17035 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17036 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17037 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17038 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17039 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17040 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17041 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17042 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17043 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17044 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17046 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17047 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17048 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17049 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17050 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17051 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17052 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17053 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17054 (thumb_legitimize_address): Delete.
17055 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17056 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17057 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17058 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17059 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17060 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17062 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17065 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17066 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17067 * config/m32r/m32r.c (m32r_legitimize_address): New.
17068 * config/m68k/m68k.c (m68k_legitimize_address): New.
17069 * config/score/score.c (score_legitimize_address): Standardize.
17070 * config/score/score3.c (score3_legitimize_address): Standardize.
17071 * config/score/score3.h (score3_legitimize_address): Adjust.
17072 * config/score/score7.c (score7_legitimize_address): Standardize.
17073 * config/score/score7.h (score7_legitimize_address): Adjust.
17074 * config/sh/sh.c (sh_legitimize_address): New.
17075 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17077 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17078 (s390_legitimize_address): ... this.
17079 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17080 (sparc_legitimize_address): ... this.
17081 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17082 (ix86_legitimize_address): ... this.
17083 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17084 (avr_legitimize_address): ... this.
17085 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17086 (mn10300_legitimize_address): ... this.
17087 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17088 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17089 (alpha_expand_mov): Adjust call.
17091 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17092 * config/spu/spu.c (spu_legitimize_address): Likewise.
17093 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17094 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17096 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17098 * intl.c (locale_encoding, locale_utf8): New.
17099 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17100 * intl.h (locale_encoding, locale_utf8): Declare.
17101 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17102 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17104 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17106 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17107 (pp_base_tree_identifier): Declare as function.
17108 (identifier_to_locale): Declare.
17109 * Makefile.in (pretty-print.o): Update dependencies.
17110 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17112 2009-05-04 Richard Guenther <rguenther@suse.de>
17114 PR middle-end/40015
17115 * builtins.c (fold_builtin_memory_op): Do not decay to element
17116 type if the size matches the whole array.
17118 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17120 * expmed.c (synth_mult): When trying out a shift, pass the result
17123 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17125 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17126 (shiftsub1_cost): New.
17127 (init_expmed): Compute shiftsub1_cost.
17128 (synth_mult): Optimize multiplications by constants of the form
17129 -(2^^m-1) for some constant positive integer m.
17131 2009-05-03 Richard Guenther <rguenther@suse.de>
17134 * c-typeck.c (array_to_pointer_conversion): Do not built
17135 ADDR_EXPRs of arrays of pointer-to-element type.
17136 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17137 up wrong ADDR_EXPRs after-the-fact.
17138 * c-common.c (strict_aliasing_warning): Strip pointer
17139 conversions for obtaining the original type.
17140 * builtins.c (fold_builtin_memset): Handle array types.
17141 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
17144 2009-05-03 Richard Guenther <rguenther@suse.de>
17146 PR middle-end/23329
17147 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
17148 Do not lose casts from array types with unknown extent to array
17149 types with known extent.
17150 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
17151 alias set compatibility.
17153 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
17155 * flags.h (extra_warnings): Delete.
17156 * toplev.c (process_options): Handle Wuninitialized here.
17157 * opts.c (extra_warnings): Delete.
17158 (set_Wextra): Delete.
17159 (common_handle_option): -Wextra can be handled automatically.
17160 * c-opts.c (c_common_handle_option): Delete obsolete code.
17161 (c_common_post_options): Simplify comment.
17162 * common.opt (W): Add Var.
17164 (Wuninitialized): Initialize to -1.
17166 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17167 Richard Guenther <rguenther@suse.de>
17169 * expr.c (get_def_for_expr): New function.
17170 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17171 SSA rather than trees.
17172 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17173 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17175 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17177 * c-common.c (reswords): Add _Imaginary.
17178 * c-common.c (enum rid): Add RID_IMAGINARY.
17180 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17182 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
17183 Patch by Richard Guenther.
17185 2009-05-03 Anatoly Sokolov <aesok@post.ru>
17187 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
17188 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17189 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
17190 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
17191 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17192 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17193 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17194 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17195 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17196 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17197 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17198 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17199 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17200 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17201 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17202 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17203 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17204 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17206 2009-05-02 Richard Guenther <rguenther@suse.de>
17208 PR tree-optimization/39940
17209 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17212 2009-05-02 Richard Guenther <rguenther@suse.de>
17214 PR middle-end/40001
17215 * tree-ssa.c (execute_update_addresses_taken): Properly check
17216 if we can mark a variable DECL_GIMPLE_REG_P.
17217 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17218 back to the end of the function.
17219 (is_gimple_reg_type): Remove complex type special casing.
17220 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17223 2009-05-02 Ben Elliston <bje@au.ibm.com>
17225 * doc/collect2.texi (Collect2): Document search path behaviour
17226 when configured with --with-ld.
17228 2009-05-02 Jan Hubicka <jh@suse.cz>
17230 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17231 parameter; update callers.
17232 (coalesce_cost_edge): EH edges are costier because they needs
17233 splitting even if not critical and even more costier when there are
17234 multiple EH predecestors.
17236 2009-05-02 Jan Hubicka <jh@suse.cz>
17238 * except.c (remove_eh_handler_and_replace): Handle updating after
17239 removing TRY blocks.
17241 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17243 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17245 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17247 * varasm.c: Do not include c-pragma.h.
17248 * attribs.c: Do not incude c-common.h.
17250 2009-05-01 Michael Matz <matz@suse.de>
17252 * calls.c (initialize_argument_information): Handle SSA names like
17253 decls with a non MEM_P DECL_RTL.
17255 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17257 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17258 * ipa-utils.c: Likewise.
17259 * ipa-type-escape.c: Likewise.
17260 * cgraphunit.c Do not include c-common.h.
17261 * ipa-pure-const.c: Likewise.
17262 * tree-if-conv.c: Likewise.
17263 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17264 * ipa-struct-reorg.c: Likewise.
17265 * tree-nomudflap.c: Likewise.
17266 * tree-ssa-structalias.c: Likewise.
17268 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17270 * store-motion.c: Many cleanups to make this pass a first-class
17271 citizen instead of an appendix to gcse load motion. Add TODO list
17272 to make this pass faster/cleaner/better.
17274 (struct ls_expr): Post gcse.c-split cleanups.
17275 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17276 "stores" field to "avail_stores".
17277 (pre_ldst_mems): Rename to store_motion_mems.
17278 (pre_ldst_table): Rename to store_motion_mems_table.
17279 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17280 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17281 (ldst_entry): Rename to st_expr_entry, update users.
17282 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17283 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17284 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17286 (first_ls_expr): Rename to first_st_expr, update users.
17287 (next_ls_expr): Rename to next_st_expr, update users.
17288 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17289 fields properly for store motion instead of names inherited from load
17291 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17292 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17295 (ae_kill): Rename to st_kill, update users.
17296 (ae_gen): Rename to st_avloc, update users.
17297 (transp): Rename to st_transp, update users.
17298 (pre_insert_map): Rename to st_insert_map, update users.
17299 (pre_delete_map): Rename to st_delete_map, update users.
17300 (insert_store, build_store_vectors, free_store_memory,
17301 one_store_motion_pass): Update for abovementioned changes.
17303 (gcse_subst_count, gcse_create_count): Remove.
17304 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17305 and "n_stores_created", local variables.
17307 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17310 (regvec, compute_store_table_current_insn): Remove.
17311 (reg_set_info, reg_clear_last_set): Remove.
17312 (compute_store_table): Use DF caches instead of local dataflow
17315 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17317 * c-objc-common.c (c_tree_printer): Print identifiers with
17318 pp_identifier, not pp_string. Mark "({anonymous})" for
17320 * c-pretty-print.c (pp_c_ws_string): New.
17321 (pp_c_cv_qualifier, pp_c_type_specifier,
17322 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17323 pp_c_storage_class_specifier, pp_c_function_specifier,
17324 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17325 pp_c_primary_expression, pp_c_postfix_expression,
17326 pp_c_unary_expression, pp_c_shift_expression,
17327 pp_c_relational_expression, pp_c_equality_expression,
17328 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17329 use pp_string and pp_c_ws_string in place of pp_identifier and
17330 pp_c_identifier for non-identifiers. Mark English strings for
17332 * c-pretty-print.h (pp_c_ws_string): Declare.
17334 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17335 Roland McGrath <roland@redhat.com>
17337 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17338 (ENABLE_LD_BUILDID): New configuration option.
17339 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17340 (LINK_BUILDID_SPEC): New macro.
17341 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17343 * doc/install.texi: Document --enable-linker-build-id option.
17344 * configure: Rebuild.
17345 * config.in: Rebuild.
17347 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17349 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17350 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17351 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17352 MIPS_GP_SAVE_AREA_SIZE.
17353 * config/mips/mips.c (struct mips_frame_info): Update comment
17354 before arg_pointer_offset and hard_frame_pointer_offset.
17355 (mips_compute_frame_info): Update diagram before function: to
17356 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17357 indicate the position of frame_pointer_rtx with -fstack-protector and
17358 to show args_size. Don't allocate cprestore area for leaf functions
17359 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17361 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17363 2009-04-30 Michael Matz <matz@suse.de>
17365 PR tree-optimization/39955
17366 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17368 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17370 * ira.c (setup_cover_and_important_classes): Use safe macro
17371 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17373 * genpreds.c (write_tm_preds_h): Output suitable definition of
17374 REG_CLASS_FOR_CONSTRAINT.
17376 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17378 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17380 * bitmap.c (bitmap_descriptor): Likewise.
17381 * ggc-common.c (loc_descriptor): Likewise.
17382 * varray.c (varray_descriptor): Likewise.
17383 * vec.c (vec_descriptor): Likewise.
17385 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17387 * Makefile.in (dce.o): Add $(EXCEPT_H).
17388 * dce.c: Include except.h and delete redundant vector definitions.
17389 (deletable_insn_p): Return false for non-call insns that can throw
17392 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17394 * gcse.c (ae_gen): Remove.
17395 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17396 and make non-static function to make it available in store-motion.c.
17397 Update call sites with search-and-replace.
17398 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17399 extract_mentioned_regs, extract_mentioned_regs_helper,
17400 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17401 store_killed_in_insn, store_killed_after, store_killed_before,
17402 build_store_vectors, insert_insn_start_basic_block, insert-store,
17403 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17404 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17405 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17406 * store-motion.c: ...new file. Also copy data structures from gcse.c
17407 and clean up to remove parts not used by store motion.
17408 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17409 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17411 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17414 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17415 when optimizing for size.
17417 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17419 * gcse.c (gcse_constant_p): Fix typo in last change.
17421 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17423 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17425 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17427 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17429 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17431 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17432 CONST_HIGH_PART result.
17434 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17436 * config/avr/avr.c (initial_elimination_offset): Rename to
17437 avr_initial_elimination_offset.
17438 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17439 change return type to bool.
17440 (avr_can_eliminate): New function.
17441 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17442 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17443 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17444 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17445 avr_initial_elimination_offset.
17446 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17447 (avr_initial_elimination_offset): Define.
17449 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17450 Steven Bosscher <steven@gcc.gnu.org>
17452 PR rtl-optimization/39938
17453 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17454 * cfgrtl.c: Include insn-attr.h.
17455 (rest_of_pass_free_cfg): New function.
17456 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17457 * resource.c (init_resource_info): Remove call to df_analyze.
17459 2009-04-29 Richard Guenther <rguenther@suse.de>
17462 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17463 allow conversion to signed integers.
17465 2009-04-29 Richard Guenther <rguenther@suse.de>
17467 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17468 shifts of floating point vectors if the shift amount is
17469 a constant multiple of the element size.
17471 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17472 Michael Matz <matz@suse.de>
17474 PR middle-end/39927
17476 * tree-outof-ssa.c (emit_partition_copy): New function.
17477 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17478 insert_part_to_rtx_on_edge): Perform the partition base var
17479 copy using emit_partition_copy.
17480 (insert_value_copy_on_edge): Convert constants to the right mode.
17481 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17482 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17484 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17486 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17487 scan backwards to try to find a constant to initialize it.
17489 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17490 insn before the loop_end instruction, don't look past labels.
17492 2009-04-29 Richard Guenther <rguenther@suse.de>
17494 PR middle-end/39937
17495 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17496 loose type conversions.
17497 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17498 stmts only if there are no uses of its definition.
17500 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17502 * config/bfin/bfin.h (splitting_loops): Declare.
17503 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17504 Reorder bit definitions to be ascending.
17505 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17506 * config/bfin/bfin.c (splitting_loops): New variable.
17507 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17508 (struct loop_info): Remove members INIT and LOOP_INIT.
17509 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17510 the LSETUP sequence. Allow LC to be loaded from any register, but
17511 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17512 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17514 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17515 of reload_completed.
17518 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17520 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17522 * Makefile.in (PLUGIN_VERSION_H): New.
17523 (OBJS-common): Remove plugin-version.o.
17524 (plugin.o): Depend on (PLUGIN_VERSION_H).
17525 (plugin-version.o): Remove.
17526 * configure: Regenerate
17527 * configure.ac: Create plugin-version.h.
17528 * gcc-plugin.h (plugin_gcc_version): Remove.
17529 (plugin_default_version_check): Change signature.
17530 * plugin-version.c: Remove.
17531 * plugin.c: Include plugin-version.h.
17532 (str_plugin_gcc_version_name): Remove.
17533 (try_init_one_plugin): Pass gcc version to plugin_init.
17534 (plugin_default_version_check): Both gcc and plugin versions are now
17537 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17539 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17540 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17541 Remove special case testing for last insn of inner loops. Don't fail
17542 if the loop ends with a jump, emit an extra nop instead.
17544 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17545 DREGS rather than comparing directly. Remove code that tries to
17546 account for latencies.
17548 2009-04-29 Richard Guenther <rguenther@suse.de>
17550 PR tree-optimization/39941
17551 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17552 eliminating an indirect call.
17554 2009-04-29 Richard Guenther <rguenther@suse.de>
17556 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17557 parameter. Allow invariants as base if !require_lvalue.
17558 (verify_gimple_assign_single): Adjust.
17560 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17562 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17563 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17564 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17565 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17566 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17568 * config/bfin/bfin.c (bfin_expand_builtin,
17569 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17571 2009-04-28 Richard Guenther <rguenther@suse.de>
17573 * tree-vect-loop.c (get_initial_def_for_induction): Use
17574 correct types for pointer increment.
17576 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17578 * toplev.c (print_version): Update GMP version string calculation.
17580 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17582 PR rtl-optimization/39938
17583 * resource.c (init_resource_info): Add call to df_analyze.
17585 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17587 * config/alpha/alpha.md (usegp): Cast the result of
17588 alpha_find_lo_sum_using_gp to enum attr_usegp.
17589 * config/alpha/alpha.c (override_options): Remove end-of-structure
17590 marker element from cpu_table. Use array size of cpu_table to handle
17591 -mcpu and -mtune options.
17592 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17594 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17596 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17597 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17598 tune_32 and tune_64.
17599 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17600 support on PowerPC.
17601 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17602 * config/rs6000/option-defaults.h: ... here. New file.
17603 (OPT_64, OPT_32): Define.
17604 (MASK_64BIT): Define to 0 if not already defined.
17605 (OPT_ARCH64, OPT_ARCH32): Define.
17606 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17609 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17611 * config/arm/arm.c (arm_override_options): Emit error on using
17614 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17616 PR rtl-optimization/39914
17617 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17618 registers for allocnos created from user-defined variables only
17619 when not optimizing.
17621 2009-04-28 Richard Guenther <rguenther@suse.de>
17623 PR middle-end/39937
17624 * fold-const.c (fold_binary): Use distribute_real_division only
17627 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17629 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17630 add hpux-stdint.h to tm_file.
17631 (hppa[12]*-*-hpux11*): Ditto.
17632 (ia64*-*-hpux*): Ditto.
17633 * config/hpux-stdint.h: New.
17634 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17635 __STDC_EXT__ for all compiles.
17636 * config/pa/pa-hpux.h: Ditto.
17637 * config/pa/pa-hpux10.h: Ditto.
17638 * config/pa/pa-hpux11.h: Ditto.
17640 2009-04-28 Catherine Moore <clm@codesourcery.com>
17642 * debug.h (set_name): Add comment.
17644 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17647 * config/darwin.c (machopic_gen_offset): Check
17648 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17649 * config/arm/arm.c (require_pic_register): Likewise.
17651 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17653 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17654 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17655 m32c_promote_prototypes): Delete.
17657 2009-04-28 Michael Matz <matz@suse.de>
17659 PR middle-end/39922
17660 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17663 2009-04-28 Richard Guenther <rguenther@suse.de>
17665 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17667 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17669 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17670 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17671 * config/arm/arm-tune.md: Regenerate.
17673 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17675 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17676 block if there are complex incoming edges.
17677 (sel_merge_blocks): Remove useless assert.
17678 (sel_redirect_edge_and_branch): Check that edge was redirected.
17679 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17680 (sel_find_rgns): Delete declaration.
17681 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17682 the region when it is not a preheader.
17684 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17687 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17689 2009-04-28 Richard Guenther <rguenther@suse.de>
17691 * tree.h (SSA_NAME_VALUE): Remove.
17692 (struct tree_ssa_name): Remove value_handle member.
17693 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17694 array for jump threading.
17695 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17697 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17698 * tree-flow.h (threadedge_initialize_values): Declare.
17699 (threadedge_finalize_values): Likewise.
17700 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17701 (SSA_NAME_VALUE): Define.
17702 (threadedge_initialize_values): New function.
17703 (threadedge_finalize_values): Likewise.
17704 * tree-ssa-dom.c (ssa_name_values): New global variable.
17705 (SSA_NAME_VALUE): Define.
17706 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17708 2009-04-28 Ira Rosen <irar@il.ibm.com>
17710 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17711 Use REPORT_VECTORIZED_LOCATIONS instead
17712 REPORT_VECTORIZED_LOOPS.
17713 * tree-vectorizer.c (vect_verbosity_level): Make static.
17714 (vect_loop_location): Rename to vect_location.
17715 (vect_set_verbosity_level): Update comment.
17716 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17718 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17719 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17720 instead REPORT_UNVECTORIZED_LOOPS.
17721 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17722 and vect_loop_def to vect_external_def and vect_internal_def.
17723 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17724 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17725 REPORT_UNVECTORIZED_LOCATIONS.
17726 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17727 and vect_used_in_loop and to vect_unused_in_scope and
17728 vect_used_in_scope.
17729 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17730 (vect_verbosity_level): Remove declaration.
17731 (vect_analyze_operations): Likewise.
17732 (vect_analyze_stmt): Declare.
17733 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17734 REPORT_UNVECTORIZED_LOCATIONS.
17735 (vect_get_loop_niters): Fix indentation.
17736 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17737 (vect_analyze_loop_operations): New function.
17738 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17739 vect_analyze_operations.
17740 (vect_is_simple_reduction): Use new names.
17741 (vectorizable_live_operation, vect_transform_loop): Likewise.
17742 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17743 to specify whether the data references can be a part of interleaving
17745 (vect_analyze_data_ref_dependence): Use new names.
17746 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17747 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17748 * tree-vect-patterns.c (widened_name_p): Use new names.
17749 (vect_recog_dot_prod_pattern): Likewise.
17750 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17751 (process_use, vect_mark_stmts_to_be_vectorized,
17752 vect_model_simple_cost, vect_model_store_cost,
17753 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17754 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17755 vectorizable_operation, vectorizable_type_demotion,
17756 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17757 vectorizable_condition): Likewise.
17758 (vect_analyze_operations): Split into vect_analyze_loop_operations
17760 (vect_analyze_stmt): ... new function.
17761 (new_stmt_vec_info): Use new names.
17762 (vect_is_simple_use): Use new names and fix comment.
17763 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17764 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17766 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17769 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17770 and integer modes for x87 operands. Do not ICE for unsupported size,
17771 generate error instead. Generate error for unsupported operand types.
17772 ['z']: Do not handle HImode memory operands specially. Warning
17773 for floating-point operands. Fallthru to 'Z' for unsupported operand
17774 types. Do not ICE for unsupported size, generate error instead.
17775 (output_387_binary_op): Use %Z to output operands.
17776 (output_fp_compare): Ditto.
17777 (output_387_reg_move): Ditto.
17779 2009-04-28 Ben Elliston <bje@au.ibm.com>
17784 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17786 * builtins.c (c_strlen): Do not warn here.
17787 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17788 * c-common.c (pointer_int_sum): Take an explicit location.
17789 Warn about offsets out of bounds.
17790 * c-common.h (pointer_int_sum): Adjust declaration.
17792 2009-04-27 Ian Lance Taylor <iant@google.com>
17794 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17796 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17797 * df-core.c (df_set_flags): Change return type to int. Change
17798 type of old_flags to int.
17799 (df_clear_flags): Likewise.
17800 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17801 (df_get_conditional_uses): Likewise.
17802 * df.h (df_set_flags, df_clear_flags): Update declarations.
17803 * dwarf2out.c (struct indirect_string_node): Change type of form
17804 field to enum dwarf_form.
17805 (AT_string_form): Change return type to enum dwarf_form.
17806 * fixed-value.c (fixed_compare): Add cast to enum type.
17807 * fwprop.c (update_df): Change 0 to VOIDmode.
17808 * gensupport.c: Change 0 to UNKNOWN.
17809 * gimple.h (gimple_cond_code): Add cast to enum type.
17810 * haifa-sched.c (reemit_notes): Add cast to enum type.
17811 * hooks.c (hook_int_void_no_regs): Remove function.
17812 * hooks.h (hook_int_void_no_regs): Remove declaration.
17813 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17814 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17815 * real.c (real_arithmetic): Add cast to enum type.
17816 (real_compare): Likewise.
17817 * target.h (struct gcc_target): Change return type of
17818 branch_target_register_class to enum reg_class.
17819 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17820 default_branch_target_register_class.
17821 * targhooks.c (default_branch_target_register_class): New function.
17822 * targhooks.h (default_branch_target_register_class): Declare.
17823 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17824 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17826 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17828 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17829 vect_uninitialized_def. Change 0 to ERROR_MARK.
17830 * tree-vect-stmts.c (supportable_widening_operation): Don't
17831 initialize icode1 and icode2.
17832 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17833 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17835 (cmn_err_flag_specs): Change 0 to STD_C89.
17836 (cmn_err_char_table): Likewise.
17837 * config/arm/arm.c (get_arm_condition_code): Change type of code
17838 to enum arm_cond_code.
17839 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17840 (IWMMXT_BUILTIN2): Likewise.
17841 (neon_builtin_type_bits): Don't define typedef.
17842 (neon_builtin_datum): Change type of bits field to int.
17843 (arm_expand_neon_args): Add cast to enum type.
17844 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17846 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17847 casts to enum type.
17848 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17850 * config/mips/mips.md (jal_macro): Return enum constant.
17851 (single_insn): Likewise.
17852 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17854 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17855 casts to enum type.
17856 * config/s390/s390.c (s390_tune_flags): Change type to int.
17857 (s390_arch_flags): Likewise.
17858 (s390_handle_arch_option): Change flags field of struct pta to int.
17859 * config/s390/s390.h (s390_tune_flags): Update declaration.
17860 (s390_arch_flags): Likewise.
17861 * config/sh/sh.c (prepare_move_operands): Compare
17862 tls_symbolic_operand result with enum constant.
17863 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17864 (sh_expand_prologue): Add cast to enum type.
17865 (sh_expand_epilogue): Likewise.
17866 (tls_symbolic_operand): Change return type to enum tls_model.
17867 (fpscr_set_from_mem): Add cast to enum type.
17868 (legitimize_pic_address): Compare tls_symbolic_operand result with
17870 (sh_target_reg_class): Change return type to enum reg_class.
17871 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17873 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17874 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17875 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17876 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17877 (delayed_branch, tls_call_delay): Likewise.
17878 (eligible_for_sibcall_delay): Likewise.
17879 (eligible_for_return_delay): Likewise.
17880 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17881 (spu_expand_builtin_1): Likewise.
17883 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17884 for all types of conversions.
17885 (output_init_element): Issue -Wc++-compat warning if needed when
17886 initializing a bitfield with enum type.
17887 * c-parser.c (c_parser_expression): Set original_type to
17888 original_type of right hand operand of comma operator.
17890 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17892 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17894 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17895 * doc/cpp.texi (Standard Predefined Macros)
17896 (Implementation-defined behavior): Likewise.
17897 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17898 * doc/gimple.texi (GIMPLE Exception Handling)
17899 (@code{GIMPLE_ASSIGN}): Likewise.
17900 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17901 * doc/invoke.texi (Warning Options, Optimize Options)
17902 (AVR Options, Darwin Options): Likewise.
17903 (Optimize Options): Reformulate -fwhole-program description.
17904 * doc/loop.texi (Lambda): Likewise.
17905 * doc/md.texi (Output Template, Define Constraints)
17906 (Standard Names, Insn Splitting): Likewise.
17907 * doc/options.texi (Option properties): Likewise.
17908 * doc/passes.texi (Tree-SSA passes): Likewise.
17909 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17910 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17911 (File Names and DBX): Likewise.
17912 * doc/trouble.texi (Incompatibilities): Likewise.
17914 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17916 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17917 instruction is correct.
17919 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17921 Allow non-constant arguments to conversion intrinsics.
17922 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17923 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17924 * spu.c (print_operand): Handle 'v' and 'w'.
17925 (exp2_immediate_p, spu_gen_exp2): Define.
17926 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17927 spu_convtf_1): Update parameter descriptions.
17928 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17929 * constraints.md ('v', 'w'): New.
17930 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17932 (i2f, I2F): New define_mode_attr.
17933 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17934 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17935 fixuns_truncv4sfv4si2): Update to use mode attribute.
17936 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17937 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17938 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17939 patterns for combine.
17941 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17943 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17944 (cprop, hoist, pre, store_motion): New debug counters.
17945 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17946 is not an RTL pass anymore.
17947 (pass_profiling): Remove extern decl for pass removed in 2005.
17948 (pass_gcse, pass_jump_bypass): Remove.
17949 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17950 to 0 for clean state.
17951 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17952 * cse.c (gate_handle_cse_after_global_opts,
17953 rest_of_handle_cse_after_global_opts): New functions.
17954 (pass_cse_after_global_opts): New pass, does local CSE.
17955 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17956 (TV_CPROP): New timevar.
17957 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17958 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17959 (gcse_main, recompute_all_luids): Remove.
17960 (compute_hash_table_work): Call max_reg_num instead of reading
17962 (cprop_jump): Don't set run_jump_opt_after_gcse.
17963 (constprop_register): Always allow to alter jumps.
17964 (cprop_insn): Likewise.
17965 (do_local_cprop): Likewise.
17966 (local_cprop_pass): Likewise. Return non-zero if something changed.
17967 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17968 (find_implicit_sets): Add note about missed optimization opportunity.
17969 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17970 pass_rtl_cprop execute function.
17971 Don't bother tracking the pass number, each pass gets its own dumpfile
17973 Always allow to alter jumpsand bypass jumps.
17974 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17975 will just find no suitable set.
17976 (pre_edge_insert): Fix dumping, this function is for PRE only.
17977 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17978 pass_rtl_pre execute function.
17979 (hoist_code): Return non-zero if something changed. Keep track of
17980 substitutions and insertions for statistics gathering similar to PRE.
17981 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17982 called from the pass_rtl_hoist execute function. Show pass statistics.
17983 (compute_store_table): Use max_reg_num directly instead of using the
17984 formerly global max_gcse_regno.
17985 (build_store_vectors): Likewise.
17986 (replace_store_insn): Fix dumping.
17987 (store_motion): Rename to ...
17988 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17989 pass, called from the pass_rtl_store_motion execute function. Keep
17990 track of substitutions and insertions for statistics gathering similar
17992 (bypass_jumps): Remove, fold interesting bits into ...
17993 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17994 from the pass_rtl_cprop execute function.
17995 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17996 pass_jump_bypass): Remove.
17997 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17998 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17999 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18000 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18001 (gate_rtl_store_motion, execute_rtl_store_motion,
18002 pass_rtl_store_motion): New.
18003 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18004 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18005 * passes.c (init_optimization_passes): Remove pass_gcse and
18006 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18007 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18008 instead of pass_jump_bypass.
18010 2009-04-27 Richard Guenther <rguenther@suse.de>
18012 PR middle-end/39928
18013 * gimplify.c (gimplify_expr): If we are required to create
18014 a temporary make sure it ends up as register.
18016 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18019 * config/i386/i386.c (construct_container): Don't call
18020 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18021 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18023 2009-04-27 Michael Matz <matz@suse.de>
18025 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18026 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18027 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18028 (dump_replaceable_exprs): Take a bitmap.
18029 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18031 (expand_gimple_basic_block): Likewise.
18032 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18033 replaceable_expressions member a bitmap.
18034 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18035 (mark_replaceable): Likewise.
18036 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18037 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18039 2009-04-27 Richard Guenther <rguenther@suse.de>
18041 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18042 (verify_stmts): Dispatch to gimple/type verification code.
18043 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18044 issue with call argument types.
18046 2009-04-27 Michael Matz <matz@suse.de>
18048 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18049 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18052 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18053 Eric Botcazou <ebotcazou@adacore.com>
18055 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18056 a label's basic block.
18057 (mark_target_live_regs): Tidy and rework obsolete comments.
18058 Change back DF problem to LIVE. If a label starts a basic block,
18059 assume that all registers that used to be live then still are.
18060 (init_resource_info): If a label starts a basic block, set its
18061 BLOCK_FOR_INSN accordingly.
18062 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18064 2009-04-27 Richard Guenther <rguenther@suse.de>
18066 * tree-flow-inline.h (function_ann): Remove.
18067 (get_function_ann): Likewise.
18068 * tree-dfa.c (create_function_ann): Remove.
18069 * tree-flow.h (struct static_var_ann_d): Remove.
18070 (struct function_ann_d): Likewise.
18071 (union tree_ann_d): Remove fdecl member.
18072 (function_ann_t): Remove.
18073 (function_ann, get_function_ann, create_function_ann): Remove
18076 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18078 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18080 2009-04-27 Jan Hubicka <jh@suse.cz>
18082 * ipa-pure-const.c (struct funct_state_d): New fields
18083 state_previously_known, looping_previously_known; remove
18084 state_set_in_source.
18085 (analyze_function): Use new fields.
18086 (propagate): Avoid assumption that state_set_in_source imply
18089 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18090 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18091 * cfgloop.h (finite_loop_p): Declare.
18093 2009-04-26 Michael Matz <matz@suse.de>
18095 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18097 2009-04-26 Michael Matz <matz@suse.de>
18099 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18100 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18101 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18102 pass_mark_used_blocks): Remove.
18103 * tree-optimize.c (pass_free_datastructures,
18104 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18105 * passes.c (init_optimization_passes): Don't call
18106 pass_mark_used_blocks, remove dead code.
18108 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18110 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18111 * tree-ssa-live.h (register_ssa_partition): Likewise.
18113 2009-04-26 Michael Matz <matz@suse.de>
18116 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18117 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18118 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18120 (compare_pairs): Swap cost comparison.
18121 (coalesce_ssa_name): Don't use change_partition_var.
18122 * tree-nrv.c (struct nrv_data): Add modified member.
18123 (finalize_nrv_r): Set it.
18124 (tree_nrv): Use it to update statements.
18125 (pass_nrv): Require PROP_ssa.
18126 * tree-mudflap.c (mf_decl_cache_locals,
18127 mf_build_check_statement_for): Use make_rename_temp.
18128 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18129 * alias.c (find_base_decl): Handle SSA names.
18130 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18131 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18132 * rtl.h (set_reg_attrs_for_parm): Declare.
18133 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18134 to "optimized", remove unused locals at finish.
18135 (execute_free_datastructures): Make global, call
18136 delete_tree_cfg_annotations.
18137 (execute_free_cfg_annotations): Don't call
18138 delete_tree_cfg_annotations.
18140 * ssaexpand.h: New file.
18141 * expr.c (toplevel): Include ssaexpand.h.
18142 (expand_assignment): Handle SSA names the same as register variables.
18143 (expand_expr_real_1): Expand SSA names.
18144 * cfgexpand.c (toplevel): Include ssaexpand.h.
18145 (SA): New global variable.
18146 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
18147 (SSAVAR): New macro.
18148 (set_rtl): New helper function.
18149 (add_stack_var): Deal with SSA names, use set_rtl.
18150 (expand_one_stack_var_at): Likewise.
18151 (expand_one_stack_var): Deal with SSA names.
18152 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
18153 before unique numbers.
18154 (expand_stack_vars): Use set_rtl.
18155 (expand_one_var): Accept SSA names, add asserts for them, feed them
18156 to above subroutines.
18157 (expand_used_vars): Expand all partitions (without default defs),
18158 then only the local decls (ignoring those expanded already).
18159 (expand_gimple_cond): Remove edges when jumpif() expands an
18160 unconditional jump.
18161 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18162 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18164 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18165 members of SA; deal with PARM_DECL partitions here; expand
18166 all PHI nodes, free tree datastructures and SA. Commit instructions
18167 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18168 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18169 info and statements at start, collect garbage at finish.
18170 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18171 (VAR_ANN_PARTITION) Remove.
18172 (change_partition_var): Don't declare.
18173 (partition_to_var): Always return SSA names.
18174 (var_to_partition): Only accept SSA names.
18175 (register_ssa_partition): Only check argument.
18176 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18178 (delete_var_map): Don't free it.
18179 (var_union): Only accept SSA names, simplify.
18180 (partition_view_init): Mark only useful SSA names as used.
18181 (partition_view_fini): Only deal with SSA names.
18182 (change_partition_var): Remove.
18183 (dump_var_map): Use ssa_name instead of partition_to_var member.
18184 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
18186 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
18187 (struct _elim_graph): New member const_dests; nodes member vector of
18189 (set_location_for_edge): New static helper.
18190 (create_temp): Remove.
18191 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18192 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18193 (new_elim_graph): Allocate const_dests member.
18194 (clean_elim_graph): Truncate const_dests member.
18195 (delete_elim_graph): Free const_dests member.
18196 (elim_graph_size): Adapt to new type of nodes member.
18197 (elim_graph_add_node): Likewise.
18198 (eliminate_name): Likewise.
18199 (eliminate_build): Don't take basic block argument, deal only with
18200 partition numbers, not variables.
18201 (get_temp_reg): New static helper.
18202 (elim_create): Use it, deal with RTL temporaries instead of trees.
18203 (eliminate_phi): Adjust all calls to new signature.
18204 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18205 (rewrite_trees): Only do checking.
18206 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18207 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18208 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18209 contains_tree_r, MAX_STMTS_IN_LATCH,
18210 process_single_block_loop_latch, analyze_edges_for_bb,
18211 perform_edge_inserts): Remove.
18212 (expand_phi_nodes): New global function.
18213 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18214 functions, initialize new parameter, remember partitions having a
18216 (finish_out_of_ssa): New global function.
18217 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18218 don't reset in_ssa_p here, don't disable TER when mudflap.
18219 (pass_del_ssa): Remove.
18220 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18222 (execute_free_datastructures): Declare.
18223 * Makefile.in (SSAEXPAND_H): New variable.
18224 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18225 * basic-block.h (commit_one_edge_insertion): Declare.
18226 * passes.c (init_optimization_passes): Move pass_nrv and
18227 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18228 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18229 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18230 (redirect_branch_edge): Deal with super block when expanding, split
18231 out jump patching itself into ...
18232 (patch_jump_insn): ... here, new static helper.
18234 2009-04-26 Michael Matz <matz@suse.de>
18236 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18237 beyond num_ssa_names.
18238 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18239 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18241 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18243 PR inline-asm/39543
18244 * fwprop.c (forward_propagate_asm): New function.
18245 (forward_propagate_and_simplify): Propagate also into __asm, if it
18246 doesn't increase the number of referenced registers.
18249 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18251 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18253 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18254 note_nonlocal_vla_type for nonlocal VLAs.
18255 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18256 contains_remapped_vars, remap_vla_decls): New functions.
18257 (convert_nonlocal_reference_stmt): If not optimizing, call
18258 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18259 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18260 if it wasn't found in var_map.
18261 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18262 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18263 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18265 * gimplify.c (nonlocal_vlas): New variable.
18266 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18268 (gimplify_body): Create and destroy nonlocal_vlas.
18270 * dwarf2out.c (loc_descr_plus_const): New function.
18271 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18272 mem_loc_descriptor, loc_descriptor_from_tree_1,
18273 descr_info_loc, gen_variable_die): Use it.
18275 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18276 !TREE_STATIC VAR_DECLs.
18277 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18278 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18279 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18280 DECL_BY_REFERENCE is valid.
18281 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18282 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18283 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18284 Copy DECL_BY_REFERENCE.
18285 (struct nesting_copy_body_data): New type.
18286 (nesting_copy_decl): New function.
18287 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18288 if they have variable length.
18290 2009-04-26 Michael Matz <matz@suse.de>
18292 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18293 mark new temporaries for renaming.
18295 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18298 * c-decl.c (global_bindings_p): Return negative value.
18299 (c_variable_size): New. Based on variable_size from
18301 (grokdeclarator): Call c_variable_size not variable_size.
18303 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18305 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18307 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18309 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18310 Redefine it to just use mingw/include.
18311 (ASM_SPEC): Rules for -m32 and -m64.
18312 (LINK_SPEC): Use Likewise.
18313 (SPEC_32): New define.
18314 (SPEC_64): Likewise.
18315 (SUB_LINK_SPEC): Likewise.
18316 (MULTILIB_DEFAULTS): New define.
18317 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18318 Add multilib options.
18319 (MULTILIB_DIRNAMES): Likewise.
18320 (MULTILIB_OSDIRNAMES): Likewise.
18321 (LIBGCC): Likewise.
18322 (INSTALL_LIBGCC): Likewise.
18324 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18327 * c-tree.h (enum c_inline_static_type): New.
18328 (record_inline_static): Declare.
18329 * c-decl.c (struct c_inline_static, c_inline_statics,
18330 record_inline_static, check_inline_statics): New.
18331 (pop_file_scope): Call check_inline_statics.
18332 (start_decl): Call record_inline_static instead of pedwarning
18333 directly for static in inline function.
18334 * c-typeck.c (build_external_ref): Call record_inline_static
18335 instead of pedwarning directly for static referenced in inline
18338 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18340 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18341 not new but only being rescanned.
18342 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18343 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18344 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18345 record_set_info, compute_set, grealloc): Remove.
18346 (recompute_all_luids): New function.
18347 (gcse_main): Don't compute sets, and don't do related memory
18348 allocations/free-ing. If something changed before the end of the
18349 pass, update LUIDs using recompute_all_luids.
18350 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18351 (free_gcse_mem): Don't free it either.
18352 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18353 Use the df insn LUIDs.
18354 (load_killed_in_block): Likewise.
18355 (compute_hash_table_work): Don't compute reg_set_in_block.
18356 (compute_transp): Use DF_REG_DEF_CHAINs.
18357 (local_cprop_pass): Don't use compute_sets and related functions.
18358 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18359 Use get_max_uid() instead of max_cuid.
18360 (insert_insn_end_basic_block, pre_insert_copy_insn,
18361 update_ld_motion_stores): Don't try to
18362 keep reg_set tables up to date.
18363 (pre_insert_copies): Use df insn LUIDs.
18364 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18365 (reg_set_info): Don't use extra bitmap argument.
18366 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18367 information to compute regs_set_in_block.
18368 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18369 (bypass_jumps): Don't use compute_sets and friends.
18371 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18374 * opts.c (undocumented_msg): Do not leave blank even with
18377 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18379 * c-decl.c (build_enumerator): Allow values folding to integer
18380 constants but not integer constant expressions with a pedwarn if
18383 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18386 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18387 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18388 type is an integer constant.
18390 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18393 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18396 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18399 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18400 with variably modified return type and no storage class
18401 specifiers, except for the case of nested functions. Distinguish
18402 extern declarations of functions with variably modified return
18403 types from those of objects with variably modified types.
18405 2009-04-25 Jan Hubicka <jh@suse.cz>
18407 * tree.c (list_equal_p): New function.
18408 * tree.h (list_equal_p): Declare.
18409 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18410 basic_block_def, basic_block, const_basic_block): New.
18411 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18412 (redirect_eh_edge): New function.
18413 (make_eh_edge_update_phi): EH edges are not abnormal.
18414 * except.c: Include tree-flow.h.
18415 (list_match): New function.
18416 (eh_region_replaceable_by_p): New function.
18417 (replace_region): New function.
18418 (hash_type_list): New function.
18419 (hash_eh_region): New function.
18420 (eh_regions_equal_p): New function.
18421 (merge_peers): New function.
18422 (remove_unreachable_regions): Verify EH tree when checking;
18424 (copy_eh_region_1): New function.
18425 (copy_eh_region): New function.
18426 (push_reachable_handler): New function.
18427 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18428 regions without label but with live RESX.
18429 * except.h (redirect_eh_edge_to_label): New.
18430 * tree-flow.h (redirect_eh_edge): New.
18431 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18432 basic_block_def, basic_block, const_basic_block): Remove.
18433 * Makefile.in (except.o): Add dependency on tree-flow.h
18434 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18435 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18438 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18441 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18442 on the destination of memcpy.
18444 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18446 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18447 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18448 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18450 2009-04-25 Jan Hubicka <jh@suse.cz>
18452 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18453 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18454 to be reached by different label than left.
18455 (update_eh_edges): Update comment; remove edge_to_remove if possible
18456 and return true if suceeded.
18457 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18458 (cleanup_eh): Compute sharing map.
18459 * except.c (remove_eh_handler_and_replace): Add argument if we should
18461 (remove_unreachable_regions): Update for label sharing.
18462 (label_to_region_map): Likewise.
18463 (get_next_region_sharing_label): New function.
18464 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18466 (remove_eh_handler): Update.
18467 (remove_eh_region_and_replace_by_outer_of): New function.
18468 * except.h (struct eh_region): Add next_region_sharing_label.
18469 (remove_eh_region_and_replace_by_outer_of,
18470 get_next_region_sharing_label): Declare.
18471 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18473 2009-04-25 Jan Hubicka <jh@suse.cz>
18475 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18476 insert code even if they are not critical.
18478 2009-04-25 Jan Hubicka <jh@suse.cz>
18480 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18481 (gimple_can_remove_branch_p): EH edges won't remove branch by
18483 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18484 updating of non-abnormal EH edges.
18485 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18486 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18487 (split_critical_edges): Split also edges where emitting code on them
18488 will lead to splitting later.
18490 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18491 H.J. Lu <hongjiu.lu@intel.com>
18494 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18495 the configured assembler supports fildq and fistpq mnemonics.
18496 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18497 * configure: Regenerated.
18498 * config.in: Ditto.
18500 * config/i386/i386.c (print_operand): Handle 'Z'.
18501 ['z']: Remove handling of special fild/fist suffixes.
18502 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18503 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18504 suffix of fild insn.
18505 (*floatsi<mode>2_vector_mixed): Ditto.
18506 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18507 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18508 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18509 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18510 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18512 2009-04-25 Ben Elliston <bje@au.ibm.com>
18514 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18515 the source of a set operation.
18517 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18519 * target.h (struct gcc_target): Add case_values_threshold field.
18520 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18521 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18522 * targhooks.c (default_case_values_threshold): New function.
18523 * targhooks.h (default_case_values_threshold): Declare function.
18524 * stmt.c (expand_case): Use case_values_threshold target hook.
18525 * expr.h (case_values_threshold): Remove declartation.
18526 * expr.c (case_values_threshold): Remove function.
18527 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18529 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18530 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18531 (avr_case_values_threshold): Declare as static.
18532 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18534 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18535 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18536 (mn10300_case_values_threshold): New function.
18538 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18540 * ira.c (setup_cover_and_important_classes): Add enum cast.
18542 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18544 * genpreds.c (write_enum_constraint_num): Output definition of
18545 CONSTRAINT_NUM_DEFINED_P macro.
18546 * ira.c (setup_cover_and_important_classes): Use
18547 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18549 2009-04-24 DJ Delorie <dj@redhat.com>
18551 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18552 __SH2A_SINGLE_ONLY__ also.
18554 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18556 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18557 (movdf_internal): Ditto.
18558 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18559 SFmode and DFmode constants.
18560 (ia64_print_operand): Add 'G' format for printing
18561 floating point constants.
18563 2009-04-24 Richard Guenther <rguenther@suse.de>
18565 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18566 from unsigned additions.
18568 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18570 * c-typeck.c (set_init_index): Allow array designators that are
18571 not integer constant expressions with a pedwarn if pedantic.
18573 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18575 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18576 zero if no overlap in nonzero bits between the operands.
18578 2009-04-24 Ian Lance Taylor <iant@google.com>
18580 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18581 (record_dead_and_set_regs): Likewise.
18582 * df.h (struct df_mw_hardreg): Change flags field to int.
18583 (struct df_base_ref): Likewise.
18584 (struct df): Change changeable_flags field to int.
18585 * df-scan.c (df_defs_record): Change clobber_flags to int.
18586 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18587 constants rather than #define macros.
18588 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18589 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18590 (enum dwarf_calling_convention): Likewise.
18591 (enum dwarf_line_number_x_ops): Likewise.
18592 (enum dwarf_call_frame_info): Likewise.
18593 (enum dwarf_source_language): Likewise.
18594 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18595 (add_calling_convention_attribute): Likewise.
18596 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18597 (combine_comparisons): Change compcode to int. Add cast to enum type.
18598 * genrecog.c (maybe_both_true_2): Change c to int.
18599 (write_switch): Likewise. Add cast to enum type.
18600 * gimplify.c (gimplify_omp_for): Handle return values from
18601 gimplify_expr using MIN rather than bitwise or.
18602 (gimplify_expr): Add cast to enum type.
18603 * ipa-prop.c (update_jump_functions_after_inlining): Change
18604 IPA_BOTTOM to IPA_JF_UNKNOWN.
18605 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18606 Add casts to enum type.
18607 (setup_cover_and_important_classes): Change cl to int. Add casts
18609 (setup_class_translate): Change cl and mode to int.
18610 (ira_init_once): Change mode to int.
18611 (free_register_move_costs): Likewise.
18612 (setup_prohibited_mode_move_regs): Add casts to enum type.
18613 * langhooks.c (add_builtin_function_common): Rework assertion that
18614 value fits bitfield.
18615 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18616 * omega.c (omega_do_elimination): Avoid math on enum types.
18617 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18618 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18619 int local to handle integral_argment value.
18620 * regmove.c (try_auto_increment): Change PUT_MODE to
18622 * reload.c (push_secondary_reload): Add casts to enum type.
18623 (secondary_reload_class, find_valid_class): Likewise.
18624 * reload1.c (emit_input_reload_insns): Likewise.
18625 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18626 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18627 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18629 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18630 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18632 (expand_complex_libcall): Add casts to enum type.
18633 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18634 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18635 with ERROR_MARK, not NUM_TREE_CODES.
18636 (vect_create_epilog_for_reduction): Likewise.
18637 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18638 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18639 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18641 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18642 vect_unused_in_loop. Change 0 to loop_vect.
18643 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18644 * var-tracking.c (get_init_value): Change return type to enum
18646 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18647 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18649 (arm_override_options): Add casts to enum type.
18650 (arm_emit_tls_decoration): Likewise.
18651 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18653 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18654 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18655 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18657 * config/s390/s390.c (code_for_builtin_64): Change to array of
18659 (code_for_builtin_31): Likewise.
18660 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18662 * config/sparc/sparc.c (sparc_override_options): Change value
18663 field in struct code_model to enum cmodel. In initializer change
18664 0 to NULL and add cast to enum type.
18666 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18667 Change all callers. Issue a -Wc++-compat warning using
18668 lhs_origtype if necessary.
18669 (convert_for_assignment): Issue -Wc++-compat warnings about
18670 invalid conversions to enum type on assignment.
18671 * c-common.h (build_modify_expr): Update declaration.
18673 2009-04-24 Nick Clifton <nickc@redhat.com>
18675 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18676 (function_arg_advance): Likewise.
18677 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18680 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18682 * config/s390/constraints.md ('I', 'J'): Fix condition.
18684 2009-04-24 Diego Novillo <dnovillo@google.com>
18686 * gengtype-parse.c (parse_error): Add newline after message.
18688 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18690 * config/i386/sse.md (avxmodesuffixs): Removed.
18691 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18692 (*avx_pinsr<ssevecsize>): This.
18694 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18696 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18697 follow chains of regs with a single definition, and allow expressions
18698 that are function_invariant_p.
18699 (simple_rhs_p): Allow expressions that are function_invariant_p.
18701 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18703 PR middle-end/39867
18704 * fold-const.c (fold_cond_expr_with_comparison): When folding
18705 > and >= to MAX, make sure the MAX uses the same type as the
18706 comparison's operands.
18708 2009-04-24 Nick Clifton <nickc@redhat.com>
18710 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18711 addressing for DImode accesses.
18712 (frv_print_operand_address): Handle PLUS case.
18713 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18715 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18717 PR rtl-optimization/39794
18718 * alias.c (canon_true_dependence): Add x_addr argument.
18719 * rtl.h (canon_true_dependence): Adjust prototype.
18720 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18721 * cselib.c (cselib_invalidate_mem): Likewise.
18722 * gcse.c (compute_transp): Likewise.
18723 * dse.c (scan_reads_nospill): Likewise.
18724 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18725 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18726 canon_base_addr of the group, plus optional offset.
18727 (struct group_info): Rename canon_base_mem to
18729 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18730 canon_rtx of base_mem.
18732 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18734 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18735 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18737 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18739 * config/spu/spu-builtins.h: Delete file.
18741 * config/spu/spu.h (enum spu_builtin_type): Move here from
18743 (struct spu_builtin_description): Likewise. Add GTY marker.
18744 Do not use enum spu_function_code or enum insn_code.
18745 (spu_builtins): Add extern declaration.
18747 * config/spu/spu.c: Do not include "spu-builtins.h".
18748 (enum spu_function_code, enum spu_builtin_type_index,
18749 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18750 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18751 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18752 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18753 (spu_builtin_types): Make static. Add GTY marker.
18754 (spu_builtins): Add extern declaration with GTY marker.
18755 Include "gt-spu.h".
18757 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18758 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18759 Check programmatically whether all parameters are scalar.
18761 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18763 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18765 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18766 assignment from the constructor either if the target is volatile.
18768 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18770 * config/arm/arm.md (insv): Do not share operands[0].
18772 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18774 * config/vxlib-tls.c (active_tls_threads): Delete.
18775 (delete_hook_installed): New.
18776 (tls_delete_hook): Don't delete the delete hook.
18777 (tls_destructor): Delete it here.
18778 (__gthread_set_specific): Adjust installing the delete hook.
18779 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18780 __gthread_leave_tsd_dtor_context.
18782 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18784 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18786 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18788 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18790 (alpha_rtx_costs): Ditto.
18791 (emit_unlikely_jump): Use add_reg_note.
18792 (emit_frame_store_1): Ditto.
18793 (alpha_expand_prologue): Ditto.
18794 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18795 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18797 2009-04-23 Nick Clifton <nickc@redhat.com>
18799 * config/v850/v850.md (epilogue): Remove suppressed code.
18800 (return): Rename to return_simple and remove test of frame size.
18801 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18802 to gen_return_simple.
18804 2009-04-22 Jing Yu <jingyu@google.com>
18807 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18809 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18812 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18813 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18814 value is a VECTOR_CST, the element type is the element type of the
18817 2009-04-22 DJ Delorie <dj@redhat.com>
18819 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18821 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18823 * alias.c (find_base_term): Move around LO_SUM case, so that
18824 CONST falls through into PLUS/MINUS handling.
18827 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18828 into 0, use omit_one_operand.
18830 2009-04-23 Ben Elliston <bje@au.ibm.com>
18832 * config/rs6000/linux-unwind.h (get_regs): Remove type
18833 puns. Change the type of `pc' to an array of unsigned ints and
18834 update all users. Constify frame24.
18836 2009-04-22 DJ Delorie <dj@redhat.com>
18838 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18839 declarations before code.
18840 (current_function_special_page_vector): Likewise.
18841 (m32c_expand_insv): Silence a warning.
18843 2009-04-21 Taras Glek <tglek@mozilla.com>
18845 * alias.c: Update GTY annotations to new syntax.
18846 * basic-block.h: Likewise.
18847 * bitmap.h: Likewise.
18848 * c-common.h: Likewise.
18849 * c-decl.c: Likewise.
18850 * c-parser.c: Likewise.
18851 * c-pragma.c: Likewise.
18852 * c-tree.h: Likewise.
18853 * cfgloop.h: Likewise.
18854 * cgraph.h: Likewise.
18855 * config/alpha/alpha.c: Likewise.
18856 * config/arm/arm.h: Likewise.
18857 * config/avr/avr.h: Likewise.
18858 * config/bfin/bfin.c: Likewise.
18859 * config/cris/cris.c: Likewise.
18860 * config/darwin.c: Likewise.
18861 * config/frv/frv.c: Likewise.
18862 * config/i386/i386.c: Likewise.
18863 * config/i386/i386.h: Likewise.
18864 * config/i386/winnt.c: Likewise.
18865 * config/ia64/ia64.h: Likewise.
18866 * config/iq2000/iq2000.c: Likewise.
18867 * config/mips/mips.c: Likewise.
18868 * config/mmix/mmix.h: Likewise.
18869 * config/pa/pa.c: Likewise.
18870 * config/pa/pa.h: Likewise.
18871 * config/rs6000/rs6000.c: Likewise.
18872 * config/s390/s390.c: Likewise.
18873 * config/sparc/sparc.c: Likewise.
18874 * config/xtensa/xtensa.c: Likewise.
18875 * cselib.h: Likewise.
18876 * dbxout.c: Likewise.
18877 * dwarf2out.c: Likewise.
18878 * except.c: Likewise.
18879 * except.h: Likewise.
18880 * fixed-value.h: Likewise.
18881 * function.c: Likewise.
18882 * function.h: Likewise.
18883 * gimple.h: Likewise.
18884 * integrate.c: Likewise.
18885 * optabs.c: Likewise.
18886 * output.h: Likewise.
18887 * real.h: Likewise.
18889 * stringpool.c: Likewise.
18890 * tree-data-ref.c: Likewise.
18891 * tree-flow.h: Likewise.
18892 * tree-scalar-evolution.c: Likewise.
18893 * tree-ssa-address.c: Likewise.
18894 * tree-ssa-alias.h: Likewise.
18895 * tree-ssa-operands.h: Likewise.
18896 * tree.c: Likewise.
18897 * tree.h: Likewise.
18898 * varasm.c: Likewise.
18899 * varray.h: Likewise.
18901 * coretypes.h: Do not define GTY macro if it is already defined.
18902 * doc/gty.texi: Update GTY documentation to new syntax.
18903 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18904 annotations on structs.
18905 * gengtype-parse.c: Likewise.
18907 2009-04-22 Mark Heffernan <meheff@google.com>
18909 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18911 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18913 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18916 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18918 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18919 the same as a PLUS without a shift. Increase the cost of a
18922 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18924 * Makefile.in: Update dependencies.
18925 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18926 * errors.h: Remove bogus comment about compatibility.
18927 (warning): Update declaration.
18928 * genautomata.c: Update all calls to warning.
18929 * gimple.c: Do not include errors.h. Include toplev.h.
18930 * tree-ssa-structalias.c: Do not include errors.h.
18931 * omega.c: Likewise.
18932 * tree-ssa-reassoc.c: Likewise.
18933 * config/spu/spu-c.c: Likewise.
18934 * config/spu/t-spu-elf: Update dependencies.
18936 2009-04-22 Richard Guenther <rguenther@suse.de>
18938 PR tree-optimization/39824
18939 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18940 make sure the types are compatible.
18942 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18945 * c-common.c (c_parse_error): Take a token_flags parameter.
18946 Use token_type for the token type instead.
18947 Pass token_flags to cpp_type2name.
18948 * c-common.h (c_parse_error): Update declaration.
18949 * c-parser.c (c_parser_error): Pass 0 as token flags.
18951 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18953 PR rtl-optimization/39580
18954 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18956 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18958 * function.c (expand_function_end): Do not emit a jump to the "naked"
18959 return label for fall-through returns.
18960 * except.c (sjlj_emit_function_exit): Always place the call to the
18961 unregister function at the location installed by expand_function_end.
18963 2009-04-22 Richard Guenther <rguenther@suse.de>
18965 PR tree-optimization/39845
18966 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18967 (gen_inbound_check): Likewise.
18969 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18971 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18973 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18974 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18976 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18978 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18979 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18980 shift counts to avoid out-of-bounds array accesses.
18982 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18984 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18985 (Pmode): Move above.
18987 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18989 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18990 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18991 GET_CODE macro. Use IN_RANGE macro where appropriate.
18992 * config/alpha/alpha.h: Ditto.
18993 * config/alpha/alpha.md: Ditto.
18994 * config/alpha/constraints.md: Ditto.
18995 * config/alpha/predicates.md: Ditto.
18997 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18999 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19000 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19001 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19002 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19003 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19004 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19005 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19006 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19007 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19008 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19009 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19010 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19011 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19012 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19013 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19014 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19015 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19016 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19017 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19018 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19019 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19020 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19021 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19022 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19023 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19024 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19025 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19027 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19029 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19030 references from comments.
19031 * cfgbuild.c: (count_basic_blocks): Delete.
19032 (find_basic_blocks_1): Delete.
19033 (find_basic_blocks): Delete.
19034 * except.c (finish_eh_generation): Make static. Move comment from
19035 except.h here. Remove find_basic_blocks references from comments.
19036 * except.h (finish_eh_generation): Delete.
19037 * basic-block.h (find_basic_blocks): Delete.
19038 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19040 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19042 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19043 (sdbout_parms): Likewise.
19045 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19047 * config/sh/sh.c (prepare_cbranch_operands): Use
19048 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19049 (expand_cbranchdi4): Likewise.
19050 (from_compare): Add cast to enum type.
19051 (expand_cbranchsi4): Use add_reg_note.
19052 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19053 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19054 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19055 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19056 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19057 instead of CODE_FOR_nothing.
19058 (cbranchdi4): Likewise. Fix the order of arguments for
19060 (push_fpscr): Use add_reg_note.
19061 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19062 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19064 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19066 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19067 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19068 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19069 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19070 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19071 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19072 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19073 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19074 config/alpha/x-vms, config/arc/t-arc,
19075 config/arm/README-interworking, config/arm/arm-c.c,
19076 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19077 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19078 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19079 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19080 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19081 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19082 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19083 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19084 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19085 config/cris/t-elfmulti, config/crx/t-crx,
19086 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19087 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19088 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19089 config/h8300/t-h8300, config/i386/athlon.md,
19090 config/i386/darwin-libgcc.10.4.ver,
19091 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19092 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19093 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19094 config/i386/t-linux64, config/i386/t-nwld,
19095 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19096 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19097 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19098 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19099 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19100 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19101 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19102 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19103 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19104 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19105 config/m68k/t-uclinux, config/mcore/t-mcore,
19106 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19107 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19108 config/mips/crtn.asm, config/mips/irix-crti.asm,
19109 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19110 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19111 config/mips/mips-fixed.md, config/mips/sb1.md,
19112 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19113 config/mips/t-iris6, config/mips/t-isa3264,
19114 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19115 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19116 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19117 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19118 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19119 config/mn10300/t-linux, config/mn10300/t-mn10300,
19120 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19121 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19122 config/picochip/libgccExtras/clzsi2.asm,
19123 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19124 config/rs6000/darwin-libgcc.10.4.ver,
19125 config/rs6000/darwin-libgcc.10.5.ver,
19126 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19127 config/rs6000/t-aix43, config/rs6000/t-aix52,
19128 config/rs6000/t-darwin, config/rs6000/t-fprules,
19129 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19130 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19131 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19132 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19133 config/rs6000/t-rtems, config/rs6000/t-spe,
19134 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19135 config/score/t-score-elf, config/sh/divcost-analysis,
19136 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19137 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
19138 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
19139 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
19140 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
19141 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
19142 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
19143 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
19144 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
19145 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
19146 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
19147 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
19148 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
19149 limitx.h, version.c, xcoff.h: Add copyright and license notices.
19150 * config/h8300/genmova.sh: Include copyright and license notices
19151 in generated output.
19152 * config/h8300/mova.md: Regenerate.
19153 * doc/install.texi2html: Include word "Copyright" in copyright
19154 notice and use name "Free Software Foundation, Inc.".
19155 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19156 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19157 ChangeLog-2007, ChangeLog-2008: Correct dates.
19159 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
19161 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19162 NE_EXPR operations as well.
19163 * c-parser.c (c_parser_condition): Do not set location information on
19165 (c_parser_conditional_expression): Likewise.
19166 (c_parser_binary_expression): Set location information on operators.
19167 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19168 TRUTH_NOT_EXPR has been folded.
19169 * fold-const.c (fold_truth_not_expr): Copy location information from
19170 the incoming expression to the outgoing one.
19171 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19172 recursive calls on the LHS of the operator but pass that of the
19173 operator to recursive calls on the RHS of the operator. Set it
19175 (shortcut_cond_expr): Set the locus of the operator on the second
19176 COND_EXPR and that of the expression on the first in degenerate cases.
19177 Pass the locus of the expression to calls to shortcut_cond_r.
19178 Set the locus of the 'then' block on the associated jump, if any.
19179 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
19180 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
19181 expression to call to gimplify_boolean_expr.
19183 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
19185 * config.gcc: Add additional configuration for
19186 i686-w64-mingw* and x86_64-w64-mingw* triplet.
19187 * config/i386/mingw-w64.h: New mingw-w64 specific header.
19188 (CPP_SPEC): Redefine for allowing -municode option.
19189 (STARTFILE_SPEC): Likewise.
19190 * config/i386/t-mingw-w64: New.
19191 * config/i386/mingw-w64.opt: New.
19192 (municode): Add new target option.
19193 * doc/invoke.texi (municode): Add documentation for new option.
19195 2009-04-21 Ian Lance Taylor <iant@google.com>
19197 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19198 Correct test for number of arguments.
19199 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19201 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19203 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19204 argument of emit_library_call.
19206 2009-04-21 Richard Guenther <rguenther@suse.de>
19208 PR middle-end/39829
19209 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19210 inside VIEW_CONVERT_EXPRs.
19212 2009-04-21 Martin Jambor <mjambor@suse.cz>
19214 * tree-switch-conversion.c (build_constructors): Split a long line.
19215 (constructor_contains_same_values_p): New function.
19216 (build_one_array): Create assigns of constants if possible, do not
19217 call mark_sym_for_renaming, call update_stmt.
19218 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19219 make_rename_temp. Do not call mark_symbols_for_renaming, call
19221 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19222 find_new_referenced_vars, call update_stmt.
19223 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19224 instead of calling make_rename_temp. Do not call
19225 find_new_referenced_vars or mark_symbols_for_renaming, call
19228 2009-04-21 Richard Guenther <rguenther@suse.de>
19230 PR tree-optimization/39827
19231 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19232 (tree_ssa_phiprop): Pass the correct array size.
19234 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19236 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19238 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19241 * c-typeck.c (lvalue_p): Move declaration ...
19242 * c-common.h (lvalue_p): ... to here.
19243 * c-common.c (candidate_equal_p): New.
19244 (add_tlist): Use it.
19245 (merge_tlist): Use it.
19246 (warn_for_collisions_1): Likewise.
19247 (warning_candidate_p): Accept more candidates.
19248 (verify_tree): A warning candidate can be an expression. Use
19251 2009-04-21 Ben Elliston <bje@au.ibm.com>
19254 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19255 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19256 options. Remove -mcall-solaris documentation.
19258 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19261 * doc/invoke.texi (-Wlong-long): Update description.
19262 * c-lex (interpret_integer): Only warn if there was no previous
19263 overflow and -Wlong-long is enabled.
19264 * c-decl.c (declspecs_add_type): Drop redundant flags.
19265 * c.opt (Wlong-long): Init to -1.
19266 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19267 and front-end warn_long_long. Wlong-long only depends on other
19268 flags if it is uninitialized.
19269 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19270 the same for CPP and FE.
19271 (restore_extension_diagnostics): Likewise.
19273 2009-04-20 Ian Lance Taylor <iant@google.com>
19275 Fix enum conversions which are invalid in C++:
19276 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19277 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19278 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19279 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19280 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19281 (dbxout_parms): Likewise.
19282 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19283 (df_clear_flags): Likewise.
19284 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19285 top_flag parameter to int.
19286 (df_chain_create_bb_process_use): Likewise.
19287 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19289 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19290 (df_ref_create_structure, df_def_record_1): Likewise.
19291 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19292 (df_notes_rescan): Change 0 to VOIDmode in function call.
19293 (df_get_call_refs, df_insn_refs_collect): Likewise.
19294 (df_bb_regs_collect): Likewise.
19295 (df_entry_block_defs_collect): Likewise.
19296 (df_exit_block_uses_collect): Likewise.
19297 * df.h: Update declarations.
19298 * double-int.c (double_int_divmod): Add cast to enum type.
19299 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19300 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19301 (based_loc_descr): Likewise.
19302 (loc_descriptor_from_tree_1): Change first_op and second_op to
19303 enum dwarf_location_atom. Add cast to enum type.
19304 * expmed.c (init_expmed): Change 0 to SET in function call.
19305 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19306 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19307 (do_store_flag): Likewise.
19308 * fixed-value.h (struct fixed_value): Change mode to enum
19310 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19311 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19313 (insert_insn_decl, insert_decl, insert_state): Likewise.
19314 (automata_list_finish): Likewise.
19315 * genrecog.c (process_define_predicate): Add cast to enum type.
19316 * gensupport.c (init_predicate_table): Add cast to enum type.
19317 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19319 (gimple_build_call_1, gimple_build_label): Likewise.
19320 (gimple_build_goto, gimple_build_asm_1): Likewise.
19321 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19322 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19323 (enum fallback): Rename from enum fallback_t.
19324 (fallback_t): Typedef as int.
19325 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19326 GSI_SAME_STMT in function call.
19327 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19329 (setup_reg_class_relations): Likewise.
19330 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19331 (setup_prohibited_class_mode_regs): Add cast to enum type.
19332 (setup_prohibited_mode_move_regs): Likewise.
19333 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19334 (record_address_regs): Change i to enum reg_class.
19335 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19336 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19337 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19338 (GET_MODE_2XWIDER_MODE): Likewise.
19339 (GET_CLASS_NARROWEST_MODE): Likewise.
19340 * omp-low.c (expand_omp_for): Add cast to enum type.
19341 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19342 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19343 * postreload.c (reload_cse_simplify_operands): Change rclass local
19345 * predict.c (combine_predictions_for_insn): Change best_predictor
19346 and predictor to enum br_predictor.
19347 (combine_predictions_for_bb): Likewise.
19348 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19349 use SET_PREDICT_EXPR_OUTCOME.
19350 * real.c (real_arithmetic): Change icode to code in function call.
19351 * reginfo.c (init_move_cost): Add casts to enum type.
19352 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19353 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19355 * reload.c (find_valid_class): Add casts to enum type.
19356 (push_reload): Change 0 to NO_REGS in function call.
19357 (find_reloads): Change this_alternative to array of enum
19358 reg_class. Remove some now-unnecessary casts.
19359 (make_memloc): Change 0 to VOIDmode in function call.
19360 * reload1.c (reload): Change 0 to VOIDmode in function call.
19361 (eliminate_regs_1, elimination_effects): Likewise.
19362 (eliminate_regs_in_insn): Likewise.
19363 (emit_input_reload_insns): Add cast to enum type.
19364 (delete_output_reload): Change 0 to VOIDmode in function call.
19365 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19366 to enum type in function call.
19367 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19368 (SET_PREDICT_EXPR_OUTCOME): Define.
19369 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19370 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19371 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19372 (dump_function): Likewise.
19373 * tree-dump.h: Update declarations.
19374 * tree-pass.h: Update declarations.
19375 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19376 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19378 (arm_rtx_costs_1): Correct parenthesization.
19379 (arm_rtx_costs): Add casts to enum type.
19380 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19381 (vfp_emit_fstmd): Use add_rg_note.
19382 (emit_multi_reg_push, emit_sfm): Likewise.
19383 (thumb_set_frame_pointer): Likewise.
19384 (arm_expand_prologue): Likewise.
19385 (arm_regno_class): Change return type to enum reg_class.
19386 (thumb1_expand_prologue): Use add_reg_note.
19387 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19388 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19390 * config/arm/gentune.sh: Add cast to enum type.
19391 * config/arm/arm-tune.md: Rebuild.
19392 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19393 (ix86_split_fp_branch, predict_jump): Likewise.
19394 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19395 insn_code to enum rtx_code.
19396 (ix86_builtin_vectorized_function): Add cast to enum type.
19397 * config/i386/i386.md (truncdfsf2): Change slot to enum
19399 (truncxf<mode>2, isinf<mode>2): Likewise.
19400 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19402 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19403 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19404 (insert_bundle_state): Change 1 to INSERT in function call.
19405 (ia64_add_bundle_selector_before): Likewise.
19406 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19407 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19408 (restore_stack_nonlocal): Likewise.
19409 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19411 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19413 (mips_rtx_costs): Likewise.
19414 (mips_override_options): Add casts to enum type.
19415 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19417 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19418 (store_reg, set_reg_plus_d): Likewise.
19419 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19420 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19422 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19424 (emit_unlikely_jump): Use add_reg_note.
19425 (rs6000_emit_allocate_stack): Likewise.
19426 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19427 (output_toc): Change 1 to INSERT in function call.
19428 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19429 (rs6000_initialize_trampoline): Likewise.
19430 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19432 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19433 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19434 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19435 (save_gprs): Use add_reg_note.
19436 (s390_emit_prologue): Likewise.
19437 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19438 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19439 (sparc_fold_builtin): Add cast to enum type.
19440 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19442 (spu_expand_prologue): Use add_reg_note.
19443 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19445 2009-04-20 Ian Lance Taylor <iant@google.com>
19447 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19448 (c_parser_postfix_expression_after_primary): Get VEC for list of
19449 arguments. Get original types of arguments. Call
19450 build_function_call_vec.
19451 (cached_expr_list_1, cached_expr_list_2): New static variables.
19452 (c_parser_expr_list): Change return type to VEC *. Add
19453 p_orig_types parameter. Change all callers.
19454 (c_parser_release_expr): New static function.
19455 (c_parser_vec_to_tree_list): New static function.
19456 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19457 call build_function_call_vec.
19458 (build_function_call_vec): New function, based on old
19459 build_function_call.
19460 (convert_arguments): Remove nargs and argarray parameters. Change
19461 values to a VEC. Add origtypes parameter.
19462 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19463 (convert_for_assignment): Add origtype parameter. Change all
19464 callers. If warn_cxx_compat, check for conversion to an enum
19465 type when calling a function.
19466 (store_init_value): Add origtype parameter. Change all callers.
19467 (digest_init): Likewise.
19468 (struct init_node): Add origtype field.
19469 (add_pending_init): Add origtype parameter. Change all callers.
19470 (output_init_element): Likewise.
19471 (output_pending_init_elements): Pass origtype from init_node to
19472 output_init_element.
19473 (process_init_element): Pass origtype from c_expr to
19474 output_init_element.
19475 (c_finish_return): Add origtype parameter. Change all callers.
19476 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19478 (sync_resolve_params): Likewise.
19479 (sync_resolve_return): Change params to first_param. Change caller.
19480 (resolve_overloaded_builtins): Change params to VEC *. Change
19481 callers. Save first parameter around call to build_function_call_vec.
19482 * c-decl.c (finish_decl): Add origtype parameter. Change all
19483 callers. Call build_function_call_vec rather than
19484 build_function_call for cleanup.
19485 * c-tree.h: Update declarations.
19486 * c-common.h: Update declarations.
19487 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19488 params to first_param.
19489 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19490 params parameter from tree to void *.
19491 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19492 Change arglist parameter to have type void *, and to be a pointer
19494 * config/rs6000/rs6000-protos.h
19495 (altivec_resolve_overloaded_builtin): Update declaration.
19496 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19497 fnargs parameter to have type void *, and to be a pointer to a
19498 VEC. Call build_function_call_vec instead of
19499 build_function_call.
19500 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19502 2009-04-20 Joey Ye <joey.ye@intel.com>
19503 Xuepeng Guo <xuepeng.guo@intel.com>
19504 H.J. Lu <hongjiu.lu@intel.com>
19506 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19508 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19509 (IX86_LEA_PRIORITY): Likewise.
19510 (distance_non_agu_define): New function.
19511 (distance_agu_use): Likewise.
19512 (ix86_lea_for_add_ok): Likewise.
19513 (ix86_dep_by_shift_count): Likewise.
19515 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19516 should split for LEA.
19518 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19520 (ix86_dep_by_shift_count): Likewise.
19522 2009-04-20 Richard Guenther <rguenther@suse.de>
19524 * expr.c (handled_component_p): Move ...
19525 * tree.h (handled_component_p): ... here.
19526 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19527 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19528 and REALPART_EXPR to be in one group.
19530 2009-04-20 Richard Guenther <rguenther@suse.de>
19532 * basic-block.h (get_all_dominated_blocks): Declare.
19533 * dominance.c (get_all_dominated_blocks): New function.
19534 * tree-cfg.c (get_all_dominated_blocks): Remove.
19535 (remove_edge_and_dominated_blocks): Adjust.
19536 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19537 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19538 instead of recursing.
19540 2009-04-20 Doug Kwan <dougkwan@google.com>
19542 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19543 (struct cgraph_node_set_def): New type.
19544 (cgraph_node_set) New type. Also declare vector functions.
19545 (struct cgraph_node_set_element_def): New type.
19546 (cgraph_node_set_element): Ditto.
19547 (cgraph_node_set_iterator): New iterator type.
19548 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19549 cgraph_node_set_remove, dump_cgraph_node_set,
19550 debug_cgraph_node_set): New prototypes.
19551 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19552 cgraph_node_set_size): New inlines.
19553 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19554 including cgraph.h.
19555 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19556 argument to function 'write_summary'.
19557 * ipa.c: Include ggc.h.
19558 (hash_cgraph_node_set_element,
19559 eq_cgraph_node_set_element, cgraph_node_set_new,
19560 cgraph_node_set_add, cgraph_node_set_remove,
19561 cgraph_node_set_find, dump_cgraph_node_set,
19562 debug_cgraph_node_set): New functions.
19563 * Makefile.in (ipa.o): Add dependency on GGC_H.
19565 2009-04-20 Ira Rosen <irar@il.ibm.com>
19567 PR tree-optimization/39675
19568 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19569 check of the return code of vect_schedule_slp. Check that
19570 stmt_vec_info still exists for the statement, before checking its
19571 vectorization type.
19573 2009-04-20 Michael Matz <matz@suse.de>
19575 * Makefile.in (generated_files): Take out $(simple_generated_c).
19577 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19579 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19580 (UINTPTR_TYPE): Likewise.
19582 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19585 * c-typeck.c (digest_init): Check for initializing an array with a
19588 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19591 * c-semantics.c (pop_stmt_list): Propagate
19592 STATEMENT_LIST_HAS_LABEL to parent statement list.
19594 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19596 * config/mips/mips.h (mips_tune_attr): New macro.
19597 * config/mips/mips.md (cpu): Use it.
19599 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19602 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19605 2009-04-19 Diego Novillo <dnovillo@google.com>
19607 * toplev.c (compile_file): Move call to coverage_finish ...
19608 * cgraphunit.c (ipa_passes): ... here.
19609 Call cgraph_process_new_functions.
19610 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19611 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19613 2009-04-19 Jan Hubicka <jh@suse.cz>
19615 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19617 (dump_cgraph_node): Dump can throw external flag.
19618 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19620 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19624 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19625 * common.opt (Wlogical-op): Move from here...
19626 * c.opt (Wlogical-op): ... to here.
19627 * c-typeck.c (parser_build_binary_op): Update call to
19628 warn_logical_operator.
19629 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19631 * c-common.c (warn_logical_op): Update.
19632 * c-common.h (warn_logical_op): Update declaration.
19634 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19636 * tree.c (protected_set_expr_location): Fix formatting.
19638 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19641 * c-typeck.c (readonly_warning): new.
19642 (build_unary_op, build_modify_expr): Use readonly_warning for
19643 storing into something readonly but not const-qualified.
19645 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19648 * c-typeck.c (build_unary_op): Check for taking address of
19649 expression of type void.
19651 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19654 * c-typeck.c (build_function_call): Check for calling a function
19655 with qualified void return types. Call require_complete_type when
19658 2009-04-18 Jan Hubicka <jh@suse.cz>
19660 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19662 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19663 can_throw_external flag.
19664 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19665 * ipa-pure-const.c (ignore_edge): New function.
19666 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19667 only over can_throw_external edges.
19668 (local_pure_const): Add nothrow flag.
19669 * ipa-utils.c (searchc): Add ignore_edge callback.
19670 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19671 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19672 (set_nothrow_function_flags): Update cgraph.
19673 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19675 2009-04-18 Richard Guenther <rguenther@suse.de>
19677 PR middle-end/39804
19678 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19679 (fold_stmt): ... this and ...
19680 (fold_stmt_inplace): ... this.
19681 (fold_stmt_1): Fold references in calls and asms.
19682 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19684 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19686 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19687 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19689 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19691 * tree.c (function_args_count): Remove.
19692 * tree.h: Remove the prototype for function_args_count.
19694 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19696 * tree-iterator.c (expr_only): Remove.
19697 * tree.h: Remove the prototype for expr_only.
19699 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19701 * reginfo.c (cannot_change_mode_set_regs): Remove.
19702 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19704 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19706 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19707 whether operands 0 and 1 overlaps.
19709 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19711 PR middle-end/36902
19712 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19713 pointer. Use warning_at instead of warning.
19714 (search_for_addr_array): Likewise.
19715 (check_array_bounds): Likewise.
19716 (check_all_array_refs): Check that the incoming edge is not in the
19717 list of edges to be removed.
19718 (check_all_array_refs): Avoid the temporal pointer.
19719 (vrp_visit_cond_stmt): Fix typo.
19720 (simplify_switch_using_ranges): Handle the case where the switch
19721 index is an integer constant.
19723 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19725 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19727 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19729 * doc/extend.texi, doc/invoke.texi: Fix typos.
19731 2009-04-17 Cary Coutant <ccoutant@google.com>
19733 * tree-flow-inline.h (get_lineno): Fix inverted test.
19735 2009-04-17 Diego Novillo <dnovillo@google.com>
19737 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19738 assertion for AVAIL_OUT.
19740 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19743 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19744 * config/sh/linux-atomic.asm: Likewise.
19746 2009-04-17 Diego Novillo <dnovillo@google.com>
19748 * except.c (debug_eh_tree): New.
19749 (struct eh_region, struct eh_status): Move ...
19750 * except.h: ... here.
19751 (add_type_for_runtime): Declare extern.
19752 (lookup_type_for_runtime): Likewise.
19753 (debug_eh_tree): Declare.
19754 * Makefile.in (GTFILES): List except.h before except.c
19756 2009-04-17 Diego Novillo <dnovillo@google.com>
19758 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19759 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19760 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19761 (find_vars_r): ... here.
19762 * tree-flow.h (find_referenced_vars_in): Declare.
19763 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19764 that AVAIL_OUT exists for BLOCK.
19765 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19766 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19767 (tree-parloops.o): Likewise.
19769 2009-04-17 Simon Baldwin <simonb@google.com>
19771 * toplev.c (default_tree_printer): Add handling for %E format.
19773 2009-04-17 Diego Novillo <dnovillo@google.com>
19775 * tree-pretty-print.c (dump_generic_node): Add break after
19776 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19777 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19778 FUNCTION_TYPE together. Call print_struct_decl when printing
19779 structures and TDF_SLIM is not given.
19780 (print_struct_decl): Fix logic for detecting recursion.
19782 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19785 * gcc.c (create_at_file): New.
19786 (compile_input_file_p): New.
19787 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19788 * main.c (main): Update call to toplev_main.
19789 * toplev.c (toplev_main): Change signature. Call expandargv.
19790 * toplev.h (toplev_main): Change signature.
19792 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19794 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19795 if the latter is not constant.
19797 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19799 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19801 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19803 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19804 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19806 2009-04-17 Richard Guenther <rguenther@suse.de>
19808 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19809 Handle component references view-converting an invariant address.
19811 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19813 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19814 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19815 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19816 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19817 Use @deftypevr rather than @deftypevar.
19819 2009-04-17 Richard Guenther <rguenther@suse.de>
19821 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19822 (get_prop_source_stmt): Likewise.
19823 (can_propagate_from): Likewise.
19825 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19827 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19828 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19829 (--with-multilib-list): Add default value.
19830 * configure: Regenerate.
19831 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19832 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19833 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19834 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19835 Don't add default cpu to multilib list unnecessarily, but do enable
19836 the relevant compiler option..
19837 Add support for --with-multilib-list=<blank> and
19838 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19839 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19840 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19841 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19842 TM_MULTILIB_CONFIG.
19843 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19844 (MULTILIB_OSDIRNAMES): New variable.
19845 * config/sh/t-1e: Delete file.
19846 * config/sh/t-mlib-sh1: Delete file.
19847 * config/sh/t-mlib-sh2: Delete file.
19848 * config/sh/t-mlib-sh2a: Delete file.
19849 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19850 * config/sh/t-mlib-sh2a-single: Delete file.
19851 * config/sh/t-mlib-sh2a-single-only: Delete file.
19852 * config/sh/t-mlib-sh2e: Delete file.
19853 * config/sh/t-mlib-sh3e: Delete file.
19854 * config/sh/t-mlib-sh4: Delete file.
19855 * config/sh/t-mlib-sh4-nofpu: Delete file.
19856 * config/sh/t-mlib-sh4-single: Delete file.
19857 * config/sh/t-mlib-sh4-single-only: Delete file.
19858 * config/sh/t-mlib-sh4a: Delete file.
19859 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19860 * config/sh/t-mlib-sh4a-single: Delete file.
19861 * config/sh/t-mlib-sh4a-single-only: Delete file.
19862 * config/sh/t-mlib-sh4al: Delete file.
19863 * config/sh/t-mlib-sh5-32media: Delete file.
19864 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19865 * config/sh/t-mlib-sh5-64media: Delete file.
19866 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19867 * config/sh/t-mlib-sh5-compact: Delete file.
19868 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19869 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19870 * doc/install.texi (Options specification): Add
19871 --with-multilib-list and --with-endian.
19873 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19875 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19877 (OBJS-common): Add plugin-version.o.
19878 (plugin-version.o): New.
19879 * gcc-plugin.h (plugin_gcc_version): New.
19880 (plugin_default_version_check): New.
19881 (plugin_init_func, plugin_init): Add version argument.
19882 * plugin-version.c: New.
19883 * plugin.c (str_plugin_gcc_version_name): New.
19884 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19885 pass it to the init function.
19886 (plugin_default_version_check): New.
19888 2009-04-17 Richard Guenther <rguenther@suse.de>
19890 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19891 for decl-vs-decl disambiguation.
19893 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19895 * config/s390/s390.h (s390_tune_attr): New macro definition.
19896 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19898 2009-04-17 Richard Guenther <rguenther@suse.de>
19900 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19901 (fold_stmt_r): Likewise.
19902 (maybe_fold_reference): New function.
19903 (fold_gimple_assign): Handle cases fold_stmt_r did.
19904 (fold_stmt): Do not use fold_stmt_r.
19905 (fold_stmt_inplace): Likewise.
19907 2009-04-17 Richard Guenther <rguenther@suse.de>
19909 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19910 (record_equivalences_from_stmt): Remove useless checks and
19912 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19913 the type is already suitable.
19915 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19917 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19919 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19921 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19922 (CMPtype): Define as __gcc_CMPtype.
19924 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19926 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19927 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19929 2009-04-17 Richard Guenther <rguenther@suse.de>
19931 PR tree-optimization/39746
19932 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19933 special-casing for builtins and static variable use/def.
19934 (call_may_clobber_ref_p_1): Likewise.
19936 2009-04-16 Ian Lance Taylor <iant@google.com>
19938 * df.h: Include "timevar.h".
19939 (struct df_problem): Change tv_id field to timevar_id_t.
19940 * tree-pass.h: Include "timevar.h".
19941 (struct opt_pass): Change tv_id field to timevar_id_t.
19942 * timevar.h (timevar_id_t): Define TV_NONE.
19943 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19944 TV_NONE rather than tv_id != 0.
19945 (execute_one_pass): Likewise.
19946 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19947 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19948 dependencies to $(TREE_PASS_H).
19949 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19951 (pass_branch_target_load_optimize2): Likewise.
19952 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19953 (pass_outof_cfg_layout_mode): Likewise.
19954 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19955 (pass_rebuild_cgraph_edges): Likewise.
19956 (pass_remove_cgraph_callee_edges): Likewise.
19957 * df-core.c (pass_df_initialize_opt): Likewise.
19958 (pass_df_initialize_no_opt): Likewise.
19959 (pass_df_finish): Likewise.
19960 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19961 * except.c (pass_set_nothrow_function_flags): Likewise.
19962 (pass_convert_to_eh_region_ranges): Likewise.
19963 * final.c (pass_compute_alignments): Likewise.
19964 * function.c (pass_instantiate_virtual_regs): Likewise.
19965 (pass_init_function): Likewise.
19966 (pass_leaf_regs): Likewise.
19967 (pass_match_asm_constraints): Likewise.
19968 * gimple-low.c (pass_lower_cf): Likewise.
19969 (pass_mark_used_blocks): Likewise.
19970 * init-regs.c (pass_initialize_regs): Likewise.
19971 * integrate.c (pass_initial_value_sets): Likewise.
19972 * ira.c (pass_ira): Likewise.
19973 * jump.c (pass_cleanup_barriers): Likewise.
19974 * omp-low.c (pass_expand_omp): Likewise.
19975 (pass_lower_omp): Likewise.
19976 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19977 * recog.c (pass_split_all_insns): Likewise.
19978 (pass_split_after_reload): Likewise.
19979 (pass_split_before_regstack): Likewise.
19980 (pass_split_before_sched2): Likewise.
19981 (pass_split_for_shorten_branches): Likewise.
19982 * reginfo.c (pass_reginfo_init): Likewise.
19983 (pass_subregs_of_mode_init): Likewise.
19984 (pass_subregs_of_mode_finish): Likewise.
19985 * passes.c (pass_postreload): Likewise.
19986 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19987 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19988 (pass_warn_function_return): Likewise.
19989 (pass_warn_function_noreturn): Likewise.
19990 * tree-complex.c (pass_lower_complex): Likewise.
19991 (pass_lower_complex_O0): Likewise.
19992 * tree-if-conv.c (pass_if_conversion): Likewise.
19993 * tree-into-ssa.c (pass_build_ssa): Likewise.
19994 * tree-mudflap.c (pass_mudflap_1): Likewise.
19995 (pass_mudflap_2): Likewise.
19996 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19997 (pass_mudflap_2): Likewise.
19998 * tree-nrv.c (pass_return_slot): Likewise.
19999 * tree-object-size.c (pass_object_sizes): Likewise.
20000 * tree-optimize.c (pass_all_optimizations): Likewise.
20001 (pass_early_local_passes): Likewise.
20002 (pass_all_early_optimizations): Likewise.
20003 (pass_cleanup_cfg): Likewise.
20004 (pass_cleanup_cfg_post_optimizing): Likewise.
20005 (pass_free_datastructures): Likewise.
20006 (pass_free_cfg_annotations): Likewise.
20007 (pass_fixup_cfg): Likewise.
20008 (pass_init_datastructures): Likewise.
20009 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20010 (pass_late_warn_uninitialized): Likewise.
20011 (pass_update_address_taken): Likewise.
20012 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20013 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20014 (pass_cse_sincos): Likewise.
20015 (pass_convert_to_rsqrt): Likewise.
20016 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20017 * tree-stdarg.c (pass_stdarg): Likewise.
20018 * tree-tailcall.c (pass_tail_recursion): Likewise.
20019 (pass_tail_calls): Likewise.
20020 * tree-vect-generic.c (pass_lower_vector): Likewise.
20021 (pass_lower_vector_ssa): Likewise.
20022 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20024 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20026 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20028 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20030 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20031 logical and signext.
20033 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20036 * config/sh/predicates.md (arith_operand): Check if the operand
20037 of TRUNCATE is a REG.
20039 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20041 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20042 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20044 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20046 * tree-iterator.c (tsi_split_statement_list_after,
20047 tsi_split_statement_list_before): Remove.
20048 * tree-iterator.h: Remove the prototypes for
20049 tsi_split_statement_list_after and tsi_split_statement_list_before.
20051 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20053 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20054 * tree-ssa-propagate.h: Remove the prototype for
20055 stmt_makes_single_load.
20057 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20059 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20060 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20062 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20064 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20066 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20068 * except.c (eh_region_outer_p): Remove.
20069 * except.h: Remove the prototype for eh_region_outer_p.
20071 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20073 * function.c (current_function_assembler_name): Remove.
20074 * function.h: Remove the prototype for
20075 current_function_assembler_name.
20077 2009-04-16 Ian Lance Taylor <iant@google.com>
20079 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20080 (add_reg_note): Call alloc_reg_note.
20081 * rtl.h (alloc_reg_note): Declare.
20082 * combine.c (try_combine): Use alloc_reg_note.
20083 (recog_for_combine, move_deaths): Likewise.
20084 (distribute_notes): Use alloc_reg_note and add_reg_note.
20085 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20086 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20087 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20089 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20091 PR rtl-optimization/39762
20092 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20093 ira_may_move_out_cost): Add comments about way of their usage.
20094 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20096 * ira-conflicts.c (process_regs_for_copy): Use function
20097 ira_get_register_move_cost instead of global
20098 ira_register_move_cost.
20100 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20101 color_pass, move_spill_restore, update_curr_costs): Ditto.
20103 * ira-lives.c (process_single_reg_class_operands): Ditto.
20105 * ira-emit.c (emit_move_list): Ditto.
20107 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20108 (record_reg_classes): Ditto. Use functions
20109 ira_get_register_move_cost and ira_get_may_move_cost instead of
20110 global vars ira_register_move_cost, ira_may_move_out_cost and
20111 ira_may_move_in_cost.
20112 (record_address_regs): Don't call ira_init_register_move_cost.
20113 Use function ira_get_may_move_cost instead of global
20114 ira_may_move_in_cost.
20115 (process_bb_node_for_hard_reg_moves): Use function
20116 ira_get_register_move_cost instead of global ira_register_move_cost.
20117 (ira_costs): Don't call ira_init_register_move_cost.
20119 2009-04-16 Richard Guenther <rguenther@suse.de>
20121 * tree-cfg.c (verify_gimple_assign_binary):
20122 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20123 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20124 (create_general_new_stmt): Note that this function is broken.
20126 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20128 * common.opt (fhelp): Add Var(help_flag).
20129 * gcc-plugin.h (plugin_info): Add help.
20130 * plugin.c (plugin_name_args): Add help.
20131 (register_plugin_info): Set plugin->help.
20132 (print_help_one_plugin): New.
20133 (print_plugins_help): New.
20134 * plugin.h (print_plugins_help): New.
20135 * toplev.c (toplev_main): Call print_plugins_help if needed.
20137 2009-04-16 Richard Guenther <rguenther@suse.de>
20139 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
20140 (gimple_ior_addresses_taken_1): New function.
20141 (gimple_ior_addresses_taken): Likewise.
20142 * gimple.h (struct gimple_statement_with_ops_base): Remove
20143 addresses_taken member.
20144 (gimple_ior_addresses_taken): Declare.
20145 (gimple_addresses_taken, gimple_addresses_taken_ptr,
20146 gimple_set_addresses_taken): Remove.
20147 * ipa-reference.c (mark_address): New function.
20148 (scan_stmt_for_static_refs): Use it for marking addresses taken.
20149 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
20150 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
20151 (gimple_add_to_addresses_taken): Remove.
20152 (get_tmr_operands): Call mark_address_taken.
20153 (get_asm_expr_operands): Likewise.
20154 (get_expr_operands): Likewise.
20155 (build_ssa_operands): Do not clear the addresses_taken bitmap.
20156 (free_stmt_operands): Do not free it.
20157 * tree-ssa.c (delete_tree_ssa): Likewise.
20158 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
20160 2009-04-16 Richard Guenther <rguenther@suse.de>
20162 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20163 (walk_stmt_load_store_ops): Likewise.
20164 * gimple.c (get_base_loadstore): New function.
20165 (walk_stmt_load_store_addr_ops): Likewise.
20166 (walk_stmt_load_store_ops): Likewise.
20167 * ipa-pure-const.c (check_op): Simplify.
20168 (check_load, check_store): New functions.
20169 (check_stmt): Use walk_stmt_load_store_ops.
20170 * ipa-reference.c (mark_load): Adjust signature.
20171 (mark_store): Likewise.
20172 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20174 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20176 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20177 (plugin_info): New.
20178 * opts.c (common_handle_option): Don't call print_version.
20179 * plugin.c (plugin_name_args): Add version.
20180 (register_plugin_info): New.
20181 (register_callback): Handle PLUGIN_INFO.
20182 (try_init_one_plugin): New.
20183 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
20185 (finalize_one_plugin): New.
20186 (finalize_plugins): New.
20187 (print_one_plugin): New.
20188 (print_plugins_versions): New.
20189 * plugin.h (print_plugins_versions): New.
20190 (finalize_plugins): New.
20191 * toplev.c (compile_file): Don't call initialize_plugins.
20192 (print_version): Call print_plugins_versions.
20193 (toplev_main): Call initialize_plugins. Print version if needed.
20194 Call finalize_plugins.
20196 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20198 * common.opt (fversion): New.
20199 * gcc.c (print_version): New.
20200 (process_command): Don't print the version. Just set print_version.
20201 (main): Print version. Call subprocesses if print_version and
20202 verbose_flag are set.
20203 * opts.c (common_handle_option): Handle OPT_fversion.
20205 2009-04-16 Richard Guenther <rguenther@suse.de>
20206 Ira Rosen <irar@il.ibm.com>
20208 PR tree-optimization/39698
20209 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20210 type of the reduction variable. Only generate the def if
20213 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20214 make sure to first convert to an integer of the same precision.
20215 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20216 the type of the evolution correctly in computing the new
20217 induction variable base.
20219 2009-04-16 Richard Guenther <rguenther@suse.de>
20221 PR middle-end/39625
20222 * tree-cfg.c (make_blocks): Split statements with to-be
20223 abnormal SSA names on the lhs.
20225 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20227 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20228 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20229 * c-typeck.c (really_start_incremental_init): Likewise.
20230 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20231 (TARGET_INITIALIZER): Remove it.
20232 * target.h (struct target): Remove vector_opaque_p.
20233 * tree.c (build_opaque_vector_type): New.
20234 * tree.h (TYPE_VECTOR_OPAQUE): New.
20235 (build_opaque_vector_type): Declare.
20236 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20237 * config/rs6000/rs6000.c (build_opaque_vector_type,
20238 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20239 (rs6000_init_builtins): Use build_opaque_vector_type for
20240 opaque_V4SI_type_node.
20242 2009-04-15 Catherine Moore <clm@codesourcery.com>
20244 * debug.h (set_name): Declare.
20245 * dwarf2out.c (dwarf2out_set_name): Declare.
20246 (dwarf2_debug_hooks): Add set_name.
20247 (find_AT_string): New.
20248 (add_AT_string): Call find_AT_string.
20249 (dwarf2out_set_name): New.
20250 * cp/decl.c (grokdeclarator): Call set_name.
20251 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20252 * debug.c (do_nothing_debug_hooks): Likewise.
20253 * dbxout.c (dbx_debug_hooks): Likewise.
20254 * sdbout.c (sdb_debug_hooks): Likewise.
20256 2009-04-15 Michael Eager <eager@eagercon.com>
20258 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20259 reg for single-precision FPU.
20260 * config/rs6000/rs6000.md (movsi_internal1): Only for
20261 !TARGET_SINGLE_FPU.
20262 (movsi_internal1_single): New. Add pattern to move SI values to/from
20263 single-precision FP regs.
20265 2009-04-15 Richard Guenther <rguenther@suse.de>
20267 * omp-low.c (lower_rec_input_clauses): Build correct address
20269 (expand_omp_for_generic): Fix multiplication type.
20270 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20271 (generate_memset_zero): Fix types.
20272 * tree-profile.c (prepare_instrumented_value): Correctly
20275 2009-04-15 Ian Lance Taylor <iant@google.com>
20277 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20278 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20279 for -Wall and for -Wc++-compat.
20280 (c_common_post_options): For C++, set warn_enum_compare if not
20282 * c-tree.h (struct c_expr): Add field original_type.
20283 (build_external_ref): Update declaration.
20284 * c-parser.c (c_parser_braced_init): Set original_type.
20285 (c_parser_initelt): Likewise.
20286 (c_parser_expr_no_commas): Likewise.
20287 (c_parser_conditional_expression): Likewise.
20288 (c_parser_cast_expression): Likewise.
20289 (c_parser_unary_expression): Likewise. Pull setting of
20290 original_code to top of function.
20291 (c_parser_sizeof_expression): Set original_type.
20292 (c_parser_alignof_expression): Likewise.
20293 (c_parser_postfix_expression): Likewise. Pull setting of
20294 original_code to top of function.
20295 (c_parser_postfix_expression_after_paren_type): Set original_type.
20296 (c_parser_postfix_expression_after_primary): Likewise.
20297 (c_parser_expression): Likewise.
20298 * c-typeck.c (build_external_ref): Add type parameter. Change all
20300 (c_expr_sizeof_expr): Set original_type field.
20301 (parser_build_unary_op): Likewise.
20302 (parser_build_binary_op): Likewise. Optionally warn about
20303 comparisons of enums of different types.
20304 (digest_init): Set original_type field.
20305 (really_start_incremental_init): Likewise.
20306 (push_init_level, pop_init_level): Likewise.
20307 * doc/invoke.texi (Warning Options): -Wenum-compare now
20310 2009-04-15 Richard Guenther <rguenther@suse.de>
20312 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20313 out a necessary conversion.
20314 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20315 names we didn't value number.
20316 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20318 2009-04-15 Richard Guenther <rguenther@suse.de>
20320 PR tree-optimization/39764
20321 * tree-ssa-ccp.c (get_value): Canonicalize value with
20322 canonicalize_float_value.
20324 2009-04-15 Jan Hubicka <jh@suse.cz>
20326 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20327 Wrong version of patch.
20329 2009-04-15 Jan Hubicka <jh@suse.cz>
20331 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20333 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20335 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20336 our distinct integral and vector types.
20338 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20340 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20341 * init.c (build_vtbl_address): Remove call to assemble_external.
20343 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20345 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20346 output for other floating point modes.
20348 2009-04-14 Diego Novillo <dnovillo@google.com>
20350 * diagnostic.c (diagnostic_report_diagnostic): Do not
20351 warn about loaded plugins for DK_ERROR and DK_WARNING.
20352 * c-decl.c (declspecs_add_type): Move call to
20353 invoke_plugin_callbacks ...
20354 * c-parser.c (c_parser_declspecs): ... here.
20355 * plugin.c (dump_active_plugins): Tidy output.
20357 2009-04-14 Diego Novillo <dnovillo@google.com>
20358 Le-Chun Wu <lcwu@google.com>
20360 * configure.ac: Add --enable-plugin support.
20361 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20362 * Makefile.in (PLUGIN_H): Define.
20363 Export ENABLE_PLUGIN and GMPINC to site.exp.
20364 Add PLUGINLIBS to link command.
20365 Add/modify dependencies for plugin.o and files including plugin.h.
20367 * config.in: Regenerate.
20369 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20372 2009-04-14 Le-Chun Wu <lcwu@google.com>
20374 * tree-pass.h (register_one_dump_file): Add a prototype for
20375 register_one_dump_file.
20376 * toplev.c (compile_file): Call initialize_plugins.
20377 (do_compile): Call invoke_plugin_callbacks.
20378 (toplev_main): Call invoke_plugin_callbacks.
20379 * common.opt: Add -fplugin= and -fplugin-arg-.
20380 * gcc-plugin.h: New public header file for plugins to include.
20381 * plugin.c: New source file.
20382 * plugin.h: New internal header file.
20383 * passes.c (register_one_dump_file): Make it external.
20385 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20387 2009-04-14 Diego Novillo <dnovillo@google.com>
20389 * doc/plugins.texi: New.
20390 * doc/gccint.texi: Add reference to Plugins chapter.
20391 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20392 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20393 loaded plugins, if any.
20394 * timevar.def (TV_PLUGIN_INIT): Define.
20395 (TV_PLUGIN_RUN): Define.
20396 * plugin.c: Include timevar.h
20397 (plugins_active_p): New.
20398 (dump_active_plugins): New.
20399 (debug_active_plugins): New.
20401 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20403 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20405 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20407 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20409 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20410 the same as a minus without a shift.
20412 2009-04-14 Nick Clifton <nickc@redhat.com>
20414 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20415 comparisons with small integers will always produce a short
20418 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20421 2008-12-19 Diego Novillo <dnovillo@google.com>
20423 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20425 2009-04-14 Richard Guenther <rguenther@suse.de>
20427 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20429 (verify_gimple_assign_binary): Likewise. Handle shifts and
20431 (verify_gimple_phi): Print the mismatched argument position.
20432 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20434 (vect_update_init_of_dr): Likewise.
20435 * matrix-reorg.c (transform_access_sites): Do what the
20437 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20439 2009-04-13 Michael Eager <eager@eagercon.com>
20441 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20442 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20443 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20444 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20445 remove duplicate config
20447 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20449 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20450 file_name:line_number type locator of the call site.
20452 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20454 * genautomata.c: Put blank after comma.
20455 (automaton_decls): New.
20456 (struct unit_usage): Add comments to member next.
20457 (store_alt_unit_usage): Keep the list ordered.
20458 (unit_present_on_list_p, equal_alternatives_p): New.
20459 (check_regexp_units_distribution): Check units distribution
20460 correctness correctly.
20461 (main): Don't write automata if error is found. Return correct
20464 * config/m68k/cf.md (cfv4_ds): Remove.
20465 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20466 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20468 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20469 power4-load-ext, power4-store, power4-store-update,
20470 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20471 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20472 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20473 power4-sqrt, power4-isync): Modify reservation to make correct
20474 unit distribution to automata.
20476 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20477 power5-store-update, power5-two, power5-three, power5-lmul,
20478 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20480 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20482 * except.c (pass_set_nothrow_function_flags): Set name and add
20484 (set_nothrow_function_flags): Mention in the dump file when
20485 changing a function to nothrow.
20487 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20490 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20491 instead of unsigned long.
20493 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20495 * config/arm/arm.c (return_used_this_function): Remove.
20496 (arm_output_function_prologue): Remove use of
20497 return_used_this_function.
20498 (output_return_instruction): Replace use of
20499 return_used_this_function
20500 by cfun->machine->return_used_this_function.
20501 (arm_output_epilogue): Likewise.
20502 (arm_output_function_epilogue): Likewise.
20503 (thumb_unexpanded_epilogue): Likewise.
20504 * config/arm/arm.h (struct machine_function):
20505 New member return_used_this_function.
20507 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20509 * doc/install.texi: Correct description of default directory for
20510 --with-gxx-include-dir.
20512 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20514 * fold-const.c (build_range_check): Properly deal with enumeral and
20515 boolean base types.
20517 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20519 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20520 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20521 * params.h (MAX_GCSE_PASSES): Remove.
20522 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20523 in sequence. Remove ability to run multiple passes.
20524 (bypass_jumps): Report run as third CPROP pass.
20526 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20528 PR middle-end/39651
20529 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20530 when deciding whether the whole SEQUENCE can throw.
20532 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20535 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20536 offseted label references.
20538 2009-04-11 Jan Hubicka <jh@suse.cz>
20540 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20542 2009-04-11 Richard Guenther <rguenther@suse.de>
20544 PR middle-end/39732
20545 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20546 return variables as TREE_ADDRESSABLE.
20548 2009-04-11 Richard Guenther <rguenther@suse.de>
20550 PR tree-optimization/39713
20551 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20552 reference trees have SSA_NAME operands.
20554 2009-04-11 Richard Guenther <rguenther@suse.de>
20557 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20558 address expressions.
20560 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20562 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20563 match changes in Cygwin 1.7
20564 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20565 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20567 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20569 PR tree-optimization/39701
20570 * doc/invoke.texi (Optimization Options): Document change in
20571 meaning and initialization of -fdelete-null-pointer-checks.
20573 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20575 PR middle-end/39701
20576 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20578 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20581 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20583 2009-04-10 Chao-ying Fu <fu@mips.com>
20585 * doc/tm.texi (Instruction Output): Document
20586 TARGET_ASM_FINAL_POSTSCAN_INSN.
20587 * target.h (final_postscan_insn): New field in asm_out.
20588 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20589 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20590 * final.c (final_scan_insn): Call
20591 targetm.asm_out.final_postscan_insn after outputting
20592 an asm macro and a normal instruction.
20594 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20595 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20596 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20597 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20598 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20600 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20602 PR middle-end/39701
20603 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20604 variables as non-NULL even with -fdelete-null-pointer-checks.
20606 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20608 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20610 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20613 * config/i386/i386.c (classify_argument): Handle SCmode with
20614 (bit_offset % 64) != 0.
20616 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20618 * doc/invoke.texi (Optimize Options): Add cross-reference to
20619 -Q --help=optimizers examples.
20621 2009-04-10 Ben Elliston <bje@au.ibm.com>
20624 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20625 regalign for the reg == fpr and TDmode case.
20627 2009-04-09 David Ayers <ayers@fsfe.org>
20630 * objc/objc-act.c (warn_with_method): Remove helper function.
20631 (check_duplicates): Call warning and inform directly.
20632 (really_start_method): Likewise.
20634 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20636 * expmed.c (expand_divmod): Always use a comparison for a division
20637 by a large unsigned integer.
20639 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20640 for things others than variables or functions as nonzero.
20642 2009-04-09 Nick Clifton <nickc@redhat.com>
20644 * unwind-compat.c: Change copyright header to refer to version
20645 3 of the GNU General Public License with version 3.1 of the
20646 GCC Runtime Library Exception and to point readers at the
20647 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20648 * config/alpha/crtfastmath.c: Likewise.
20649 * config/alpha/linux-unwind.h: Likewise.
20650 * config/alpha/qrnnd.asm: Likewise.
20651 * config/alpha/vms-crt0-64.c: Likewise.
20652 * config/alpha/vms-crt0.c: Likewise.
20653 * config/alpha/vms-dwarf2.asm: Likewise.
20654 * config/alpha/vms-dwarf2eh.asm: Likewise.
20655 * config/alpha/vms-psxcrt0-64.c: Likewise.
20656 * config/alpha/vms-psxcrt0.c: Likewise.
20657 * config/alpha/vms_tramp.asm: Likewise.
20658 * config/arc/initfini.c: Likewise.
20659 * config/arc/lib1funcs.asm: Likewise.
20660 * config/arm/bpabi-v6m.S: Likewise.
20661 * config/arm/bpabi.S: Likewise.
20662 * config/arm/bpabi.c: Likewise.
20663 * config/arm/crti.asm: Likewise.
20664 * config/arm/crtn.asm: Likewise.
20665 * config/arm/ieee754-df.S: Likewise.
20666 * config/arm/ieee754-sf.S: Likewise.
20667 * config/arm/lib1funcs.asm: Likewise.
20668 * config/arm/libunwind.S: Likewise.
20669 * config/arm/linux-atomic.c: Likewise.
20670 * config/arm/mmintrin.h: Likewise.
20671 * config/arm/pr-support.c: Likewise.
20672 * config/arm/unaligned-funcs.c: Likewise.
20673 * config/arm/unwind-arm.c: Likewise.
20674 * config/arm/unwind-arm.h: Likewise.
20675 * config/avr/libgcc.S: Likewise.
20676 * config/bfin/crti.s: Likewise.
20677 * config/bfin/crtlibid.s: Likewise.
20678 * config/bfin/crtn.s: Likewise.
20679 * config/bfin/lib1funcs.asm: Likewise.
20680 * config/bfin/linux-unwind.h: Likewise.
20681 * config/cris/arit.c: Likewise.
20682 * config/cris/cris_abi_symbol.c: Likewise.
20683 * config/darwin-64.c: Likewise.
20684 * config/darwin-crt2.c: Likewise.
20685 * config/darwin-crt3.c: Likewise.
20686 * config/darwin.h: Likewise.
20687 * config/dbxelf.h: Likewise.
20688 * config/dfp-bit.c: Likewise.
20689 * config/dfp-bit.h: Likewise.
20690 * config/elfos.h: Likewise.
20691 * config/fixed-bit.c: Likewise.
20692 * config/fixed-bit.h: Likewise.
20693 * config/fp-bit.c: Likewise.
20694 * config/fp-bit.h: Likewise.
20695 * config/fr30/crti.asm: Likewise.
20696 * config/fr30/crtn.asm: Likewise.
20697 * config/fr30/lib1funcs.asm: Likewise.
20698 * config/freebsd-spec.h: Likewise.
20699 * config/frv/cmovd.c: Likewise.
20700 * config/frv/cmovh.c: Likewise.
20701 * config/frv/cmovw.c: Likewise.
20702 * config/frv/frvbegin.c: Likewise.
20703 * config/frv/frvend.c: Likewise.
20704 * config/frv/lib1funcs.asm: Likewise.
20705 * config/glibc-stdint.h: Likewise.
20706 * config/h8300/clzhi2.c: Likewise.
20707 * config/h8300/crti.asm: Likewise.
20708 * config/h8300/crtn.asm: Likewise.
20709 * config/h8300/ctzhi2.c: Likewise.
20710 * config/h8300/fixunssfsi.c: Likewise.
20711 * config/h8300/lib1funcs.asm: Likewise.
20712 * config/h8300/parityhi2.c: Likewise.
20713 * config/h8300/popcounthi2.c: Likewise.
20714 * config/i386/ammintrin.h: Likewise.
20715 * config/i386/att.h: Likewise.
20716 * config/i386/avxintrin.h: Likewise.
20717 * config/i386/biarch64.h: Likewise.
20718 * config/i386/bmmintrin.h: Likewise.
20719 * config/i386/cpuid.h: Likewise.
20720 * config/i386/cross-stdarg.h: Likewise.
20721 * config/i386/crtfastmath.c: Likewise.
20722 * config/i386/crtprec.c: Likewise.
20723 * config/i386/cygming-crtbegin.c: Likewise.
20724 * config/i386/cygming-crtend.c: Likewise.
20725 * config/i386/cygwin.asm: Likewise.
20726 * config/i386/emmintrin.h: Likewise.
20727 * config/i386/gmm_malloc.h: Likewise.
20728 * config/i386/gthr-win32.c: Likewise.
20729 * config/i386/i386.h: Likewise.
20730 * config/i386/immintrin.h: Likewise.
20731 * config/i386/linux-unwind.h: Likewise.
20732 * config/i386/linux64.h: Likewise.
20733 * config/i386/mm3dnow.h: Likewise.
20734 * config/i386/mmintrin-common.h: Likewise.
20735 * config/i386/mmintrin.h: Likewise.
20736 * config/i386/nmmintrin.h: Likewise.
20737 * config/i386/pmm_malloc.h: Likewise.
20738 * config/i386/pmmintrin.h: Likewise.
20739 * config/i386/smmintrin.h: Likewise.
20740 * config/i386/sol2-c1.asm: Likewise.
20741 * config/i386/sol2-ci.asm: Likewise.
20742 * config/i386/sol2-cn.asm: Likewise.
20743 * config/i386/sol2-gc1.asm: Likewise.
20744 * config/i386/tmmintrin.h: Likewise.
20745 * config/i386/unix.h: Likewise.
20746 * config/i386/w32-unwind.h: Likewise.
20747 * config/i386/wmmintrin.h: Likewise.
20748 * config/i386/x86-64.h: Likewise.
20749 * config/i386/x86intrin.h: Likewise.
20750 * config/i386/xmmintrin.h: Likewise.
20751 * config/ia64/crtbegin.asm: Likewise.
20752 * config/ia64/crtend.asm: Likewise.
20753 * config/ia64/crtfastmath.c: Likewise.
20754 * config/ia64/crti.asm: Likewise.
20755 * config/ia64/crtn.asm: Likewise.
20756 * config/ia64/fde-glibc.c: Likewise.
20757 * config/ia64/lib1funcs.asm: Likewise.
20758 * config/ia64/linux-unwind.h: Likewise.
20759 * config/ia64/quadlib.c: Likewise.
20760 * config/ia64/unwind-ia64.c: Likewise.
20761 * config/linux.h: Likewise.
20762 * config/m32c/m32c-lib1.S: Likewise.
20763 * config/m32c/m32c-lib2-trapv.c: Likewise.
20764 * config/m32c/m32c-lib2.c: Likewise.
20765 * config/m32r/initfini.c: Likewise.
20766 * config/m68hc11/larith.asm: Likewise.
20767 * config/m68hc11/m68hc11-crt0.S: Likewise.
20768 * config/m68k/cf.md: Likewise.
20769 * config/m68k/crti.s: Likewise.
20770 * config/m68k/crtn.s: Likewise.
20771 * config/m68k/lb1sf68.asm: Likewise.
20772 * config/m68k/linux-unwind.h: Likewise.
20773 * config/mcore/crti.asm: Likewise.
20774 * config/mcore/crtn.asm: Likewise.
20775 * config/mcore/lib1.asm: Likewise.
20776 * config/mips/linux-unwind.h: Likewise.
20777 * config/mips/loongson.h: Likewise.
20778 * config/mips/mips16.S: Likewise.
20779 * config/mmix/crti.asm: Likewise.
20780 * config/mmix/crtn.asm: Likewise.
20781 * config/pa/fptr.c: Likewise.
20782 * config/pa/hpux-unwind.h: Likewise.
20783 * config/pa/lib2funcs.asm: Likewise.
20784 * config/pa/linux-atomic.c: Likewise.
20785 * config/pa/linux-unwind.h: Likewise.
20786 * config/pa/milli64.S: Likewise.
20787 * config/pa/quadlib.c: Likewise.
20788 * config/pa/stublib.c: Likewise.
20789 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20790 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20791 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20792 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20793 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20794 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20795 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20796 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20797 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20798 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20799 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20800 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20801 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20802 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20803 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20804 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20805 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20806 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20807 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20808 * config/rs6000/750cl.h: Likewise.
20809 * config/rs6000/altivec.h: Likewise.
20810 * config/rs6000/biarch64.h: Likewise.
20811 * config/rs6000/crtresfpr.asm: Likewise.
20812 * config/rs6000/crtresgpr.asm: Likewise.
20813 * config/rs6000/crtresxfpr.asm: Likewise.
20814 * config/rs6000/crtresxgpr.asm: Likewise.
20815 * config/rs6000/crtsavfpr.asm: Likewise.
20816 * config/rs6000/crtsavgpr.asm: Likewise.
20817 * config/rs6000/darwin-asm.h: Likewise.
20818 * config/rs6000/darwin-fallback.c: Likewise.
20819 * config/rs6000/darwin-fpsave.asm: Likewise.
20820 * config/rs6000/darwin-ldouble.c: Likewise.
20821 * config/rs6000/darwin-tramp.asm: Likewise.
20822 * config/rs6000/darwin-unwind.h: Likewise.
20823 * config/rs6000/darwin-vecsave.asm: Likewise.
20824 * config/rs6000/darwin-world.asm: Likewise.
20825 * config/rs6000/e500crtres32gpr.asm: Likewise.
20826 * config/rs6000/e500crtres64gpr.asm: Likewise.
20827 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20828 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20829 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20830 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20831 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20832 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20833 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20834 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20835 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20836 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20837 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20838 * config/rs6000/eabi-ci.asm: Likewise.
20839 * config/rs6000/eabi-cn.asm: Likewise.
20840 * config/rs6000/eabi.asm: Likewise.
20841 * config/rs6000/linux-unwind.h: Likewise.
20842 * config/rs6000/linux64.h: Likewise.
20843 * config/rs6000/paired.h: Likewise.
20844 * config/rs6000/paired.md: Likewise.
20845 * config/rs6000/ppc64-fp.c: Likewise.
20846 * config/rs6000/ppu_intrinsics.h: Likewise.
20847 * config/rs6000/rs6000.h: Likewise.
20848 * config/rs6000/si2vmx.h: Likewise.
20849 * config/rs6000/sol-ci.asm: Likewise.
20850 * config/rs6000/sol-cn.asm: Likewise.
20851 * config/rs6000/spe.h: Likewise.
20852 * config/rs6000/spu2vmx.h: Likewise.
20853 * config/rs6000/sysv4.h: Likewise.
20854 * config/rs6000/tramp.asm: Likewise.
20855 * config/rs6000/vec_types.h: Likewise.
20856 * config/s390/linux-unwind.h: Likewise.
20857 * config/s390/tpf-unwind.h: Likewise.
20858 * config/score/crti.asm: Likewise.
20859 * config/score/crtn.asm: Likewise.
20860 * config/sh/crt1.asm: Likewise.
20861 * config/sh/crti.asm: Likewise.
20862 * config/sh/crtn.asm: Likewise.
20863 * config/sh/divtab-sh4-300.c: Likewise.
20864 * config/sh/divtab-sh4.c: Likewise.
20865 * config/sh/divtab.c: Likewise.
20866 * config/sh/lib1funcs-4-300.asm: Likewise.
20867 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20868 * config/sh/lib1funcs.asm: Likewise.
20869 * config/sh/lib1funcs.h: Likewise.
20870 * config/sh/linux-atomic.asm: Likewise.
20871 * config/sh/linux-unwind.h: Likewise.
20872 * config/sh/shmedia.h: Likewise.
20873 * config/sh/sshmedia.h: Likewise.
20874 * config/sh/ushmedia.h: Likewise.
20875 * config/sparc/crtfastmath.c: Likewise.
20876 * config/sparc/linux-unwind.h: Likewise.
20877 * config/sparc/sol2-c1.asm: Likewise.
20878 * config/sparc/sol2-ci.asm: Likewise.
20879 * config/sparc/sol2-cn.asm: Likewise.
20880 * config/spu/divmodti4.c: Likewise.
20881 * config/spu/divv2df3.c: Likewise.
20882 * config/spu/float_disf.c: Likewise.
20883 * config/spu/float_unsdidf.c: Likewise.
20884 * config/spu/float_unsdisf.c: Likewise.
20885 * config/spu/float_unssidf.c: Likewise.
20886 * config/spu/mfc_multi_tag_release.c: Likewise.
20887 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20888 * config/spu/mfc_tag_release.c: Likewise.
20889 * config/spu/mfc_tag_reserve.c: Likewise.
20890 * config/spu/mfc_tag_table.c: Likewise.
20891 * config/spu/multi3.c: Likewise.
20892 * config/spu/spu_internals.h: Likewise.
20893 * config/spu/spu_intrinsics.h: Likewise.
20894 * config/spu/spu_mfcio.h: Likewise.
20895 * config/spu/vec_types.h: Likewise.
20896 * config/spu/vmx2spu.h: Likewise.
20897 * config/stormy16/stormy16-lib2.c: Likewise.
20898 * config/svr4.h: Likewise.
20899 * config/sync.c: Likewise.
20900 * config/v850/lib1funcs.asm: Likewise.
20901 * config/vxlib-tls.c: Likewise.
20902 * config/vxlib.c: Likewise.
20903 * config/vxworks-dummy.h: Likewise.
20904 * config/xtensa/crti.asm: Likewise.
20905 * config/xtensa/crtn.asm: Likewise.
20906 * config/xtensa/ieee754-df.S: Likewise.
20907 * config/xtensa/ieee754-sf.S: Likewise.
20908 * config/xtensa/lib1funcs.asm: Likewise.
20909 * config/xtensa/lib2funcs.S: Likewise.
20910 * config/xtensa/linux-unwind.h: Likewise.
20911 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20912 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20913 * coretypes.h: Likewise.
20914 * crtstuff.c: Likewise.
20915 * defaults.h: Likewise.
20916 * dwarf2.h: Likewise.
20917 * emutls.c: Likewise.
20918 * gbl-ctors.h: Likewise.
20919 * gcov-io.h: Likewise.
20920 * ginclude/float.h: Likewise.
20921 * ginclude/iso646.h: Likewise.
20922 * ginclude/stdarg.h: Likewise.
20923 * ginclude/stdbool.h: Likewise.
20924 * ginclude/stddef.h: Likewise.
20925 * ginclude/stdfix.h: Likewise.
20926 * ginclude/stdint-gcc.h: Likewise.
20927 * ginclude/tgmath.h: Likewise.
20928 * gthr-aix.h: Likewise.
20929 * gthr-dce.h: Likewise.
20930 * gthr-gnat.c: Likewise.
20931 * gthr-gnat.h: Likewise.
20932 * gthr-lynx.h: Likewise.
20933 * gthr-mipssde.h: Likewise.
20934 * gthr-nks.h: Likewise.
20935 * gthr-posix.c: Likewise.
20936 * gthr-posix.h: Likewise.
20937 * gthr-posix95.h: Likewise.
20938 * gthr-rtems.h: Likewise.
20939 * gthr-single.h: Likewise.
20940 * gthr-solaris.h: Likewise.
20941 * gthr-tpf.h: Likewise.
20942 * gthr-vxworks.h: Likewise.
20943 * gthr-win32.h: Likewise.
20944 * gthr.h: Likewise.
20945 * libgcc2.c: Likewise.
20946 * libgcc2.h: Likewise.
20947 * libgcov.c: Likewise.
20948 * tsystem.h: Likewise.
20949 * typeclass.h: Likewise.
20950 * unwind-c.c: Likewise.
20951 * unwind-compat.h: Likewise.
20952 * unwind-dw2-fde-compat.c: Likewise.
20953 * unwind-dw2-fde-darwin.c: Likewise.
20954 * unwind-dw2-fde-glibc.c: Likewise.
20955 * unwind-dw2-fde.c: Likewise.
20956 * unwind-dw2-fde.h: Likewise.
20957 * unwind-dw2.c: Likewise.
20958 * unwind-dw2.h: Likewise.
20959 * unwind-generic.h: Likewise.
20960 * unwind-pe.h: Likewise.
20961 * unwind-sjlj.c: Likewise.
20962 * unwind.inc: Likewise.
20963 * config/arm/neon-gen.ml: Change generated copyright header to
20964 refer to version 3 of the GNU General Public License with
20965 version 3.1 of the GCC Runtime Library Exception and to point
20966 readers at the COPYING3 and COPYING3.RUNTIME files and the
20967 FSF's license web page.
20968 * config/arm/arm_neon.h: Regenerate.
20970 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20972 * config/cris/cris.md: Change copyright header to refer to version
20973 3 of the GNU General Public License.
20974 * doc/install.texi2html: Change copyright header to refer to version
20975 3 of the GNU General Public License and to point readers at the
20976 COPYING3 file and the FSF's license web page.
20977 * config/vax/linux.h: Likewise.
20979 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20981 * config/i386/i386.md (cmpcc): New.
20982 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20983 (sync_compare_and_swap_cc*): Delete.
20985 * config/s390/s390.c (s390_compare_emitted): Remove.
20986 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20987 s390_compare_emitted used to be handled. Assert that modes match.
20988 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20989 refer to sync_compare_and_swap_ccsi.
20990 * config/s390/s390.h (s390_compare_emitted): Remove.
20991 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20992 instead of s390_compare_emitted.
20993 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20994 instead of s390_compare_emitted.
20995 * config/s390/s390.md (cmpcc): New.
20996 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20997 CC_REGNUM, do not pretend it's set.
20998 (sync_compare_and_swap_cc*): Delete.
20999 * config/s390/predicates.md (cc_reg_operand): New.
21001 * expr.c (sync_compare_and_swap_cc): Delete.
21002 * optabs.h (sync_compare_and_swap_cc): Delete.
21003 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21004 is being used with can_compare_p.
21005 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21006 (find_cc_set): New.
21007 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21008 look for a MODE_CC set instead. Use emit_store_flag.
21009 (expand_compare_and_swap_loop): Likewise, with some additional
21010 complication to avoid a force_reg when useless. Use
21011 emit_cmp_and_jump_insns.
21012 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21013 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21014 sync_compare_and_swap documentation.
21016 2009-04-09 Jan Hubicka <jh@suse.cz>
21018 * except.c (find_prev_try): Break out from ....
21019 (duplicate_eh_regions): ... here; properly update prev_try pointers
21020 when duplication part of tree.
21021 (dump_eh_tree): Improve dumping.
21022 (verify_eh_region): New.
21023 (verify_eh_tree): Use it.
21025 2009-04-06 Richard Guenther <rguenther@suse.de>
21027 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21028 &ARRAY addresses by adjusting their types and prepending
21030 * tree-cfg.c (verify_gimple_assign_single): Verify that
21031 addresses are correct.
21033 2009-04-09 Richard Guenther <rguenther@suse.de>
21035 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21036 indices into an array reference if possible.
21037 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21038 Fold POINTER_PLUS_EXPR statements with invariant address.
21040 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21043 * config.gcc (powerpc64-*-linux*): Always build biarch.
21045 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21048 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21049 it and pedwarn if this results in an INTEGER_CST.
21051 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21053 * doc/install.texi: Update minimum GMP version. Remove obsolete
21054 text in MPFR section.
21056 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21058 * dwarf2out.c (class_scope_p): New static inline.
21059 (class_or_namespace_scope_p): Use it.
21060 (gen_variable_die): Use DW_TAG_member tag for static data member
21061 declarations instead of DW_TAG_variable.
21063 PR middle-end/39573
21064 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21067 2009-04-08 Richard Guenther <rguenther@suse.de>
21069 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21070 valueize random data.
21072 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21074 * config.gcc (aix tm_file): Add aix-stdint.h.
21075 (aix tm clause use_gcc_stdint): Set to wrap.
21076 * config/rs6000/aix-stdint.h: New file.
21078 2009-04-08 Richard Guenther <rguenther@suse.de>
21080 PR middle-end/36291
21081 * tree-dfa.c (add_referenced_var): Do not recurse into
21082 global initializers.
21083 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21085 (fold_const_aggregate_ref): Likewise.
21087 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21089 * recog.c (ordered_comparison_operator): New.
21090 * gensupport.c (std_preds): Add it.
21091 * doc/md.texi (Machine-Independent Predicates): Document it.
21093 2009-04-08 Jan Hubicka <jh@suse.cz>
21095 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21096 * function.h (rtl_eh): Remove exception_handler_label_map.
21097 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21098 remove_exception_handler_label, for_each_eh_label_1): Remove.
21099 (rtl_remove_unreachable_regions): Remove.
21100 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21101 (find_exception_handler_labels): Don't build the hashtable.
21102 (maybe_remove_eh_handler): Remove.
21103 (for_each_eh_label): Rewrite to walk the tree.
21104 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21105 * except.h (maybe_remove_eh_handler): Remove.
21106 * passes.c (init_optimization_passes): Schedule second EH cleanup
21108 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21109 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21111 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21113 * genoutput.c (validate_optab_operands): New.
21114 (gen_insn, gen_expand): Call it.
21116 * genflags.c (gen_insn): Detect misused iterators.
21117 (main): Pass line_no to gen_insn, exit with status 1 on error.
21119 * genextract.c (line_no): Make global.
21120 (VEC_safe_set_locstr): Change assertion to error message.
21121 (main): Exit with status 1 on error.
21123 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21127 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21128 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21129 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21130 * c-convert.c (convert): Do not call fold on results of conversion
21131 functions when the result is a C_MAYBE_CONST_EXPR.
21132 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21133 of __builtin_choose_expr.
21134 * c-typeck.c (remove_c_maybe_const_expr): New.
21135 (build_unary_op, build_conditional_expr, build_compound_expr,
21136 build_binary_op, c_objc_common_truthvalue_conversion): Call
21137 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
21140 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
21142 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
21143 CODE to produce a new one. Add a prototype to use fold_convert_const
21145 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
21148 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
21149 mix declarations and code.
21151 2009-04-08 Ben Elliston <bje@au.ibm.com>
21153 * gcc.c: Replace `CC' with `GCC' throughout.
21155 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
21157 * doc/invoke.texi: Document Atom support.
21159 2009-04-07 Jason Merrill <jason@redhat.com>
21162 * c-common.h, c-common.c: Add flag_pretty_templates.
21163 * c-opts.c (c_common_handle_option): Set it.
21164 * c.opt: Add -fno-pretty-templates.
21165 * doc/invoke.texi (C++ Dialect Options): Likewise.
21167 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21169 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21170 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21171 (ia64_expand_builtin): Likewise.
21173 2009-04-07 Martin Jambor <mjambor@suse.cz>
21175 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21176 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21177 ADDR_EXPRS are include too.
21179 2009-04-07 Richard Guenther <rguenther@suse.de>
21181 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
21182 decls are only used if passes as parameters or if they are
21183 local statics and the call is not to a builtin.
21184 (call_may_clobber_ref_p_1): Likewise.
21186 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21188 * expr.c (do_store_flag): Remove last argument. Simplify code
21189 to avoid duplication of tests already done by can_compare_p.
21190 (expand_expr_real_1): Adjust caller.
21192 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21194 * optabs.c (can_compare_p): Test the predicate of a
21195 cbranch and cstore pattern.
21197 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21199 * expr.c (convert_move): Use emit_store_flag instead of
21202 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21204 * config/i386/i386.c (ix86_compare_emitted): Remove.
21205 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21206 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21207 * config/i386/i386.h (ix86_compare_emitted): Remove.
21208 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21209 instead of ix86_compare_emitted.
21210 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21212 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21214 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21215 Add t-sysroot-suffix to tmake_file.
21216 * config/print-sysroot-suffix.sh: New file.
21217 * config/t-sysroot-suffix: New file.
21219 2009-04-07 Ben Elliston <bje@au.ibm.com>
21221 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21222 as the latter produces a warning when the target does not support
21225 2009-04-07 Ben Elliston <bje@au.ibm.com>
21227 * dfp.c: Replace type punning assignments with memcpy throughout.
21228 * Makefile.in (dfp.o-warn): Remove.
21230 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21233 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21234 Include soft-fp/t-softfp after rs6000/t-linux64.
21236 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21238 * stor-layout.c (set_sizetype): Use the full precision of their
21239 machine mode for bitsize types.
21241 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21243 * config/i386/i386.md: Revert 2 accidental checkins.
21245 2009-04-06 Joey Ye <joey.ye@intel.com>
21246 Xuepeng Guo <xuepeng.guo@intel.com>
21247 H.J. Lu <hongjiu.lu@intel.com>
21249 Atom pipeline model, tuning and insn selection.
21250 * config.gcc (atom): Add atom config options and target.
21252 * config/i386/atom.md: New.
21254 * config/i386/i386.c (atom_cost): New cost.
21255 (m_ATOM): New macro flag.
21256 (initial_ix86_tune_features): Set m_ATOM.
21257 (x86_accumulate_outgoing_args): Likewise.
21258 (x86_arch_always_fancy_math_387): Likewise.
21259 (processor_target): Add Atom cost.
21260 (cpu_names): Add Atom cpu name.
21261 (override_options): Set Atom ISA.
21262 (ix86_issue_rate): New case PROCESSOR_ATOM.
21263 (ix86_adjust_cost): Likewise.
21265 * config/i386/i386.h (TARGET_ATOM): New target macro.
21266 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21267 (TARGET_OPT_AGU): New target option.
21268 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21269 (processor_type): Add PROCESSOR_ATOM.
21271 * config/i386/i386.md (cpu): Add new value "atom".
21272 (use_carry, movu): New attr.
21273 (atom.md): Include atom.md.
21274 (adddi3_carry_rex64): Set attr "use_carry".
21275 (addqi3_carry): Likewise.
21276 (addhi3_carry): Likewise.
21277 (addsi3_carry): Likewise.
21278 (*addsi3_carry_zext): Likewise.
21279 (subdi3_carry_rex64): Likewise.
21280 (subqi3_carry): Likewise.
21281 (subhi3_carry): Likewise.
21282 (subsi3_carry): Likewise.
21283 (x86_movdicc_0_m1_rex64): Likewise.
21284 (*x86_movdicc_0_m1_se): Likewise.
21285 (x86_movsicc_0_m1): Likewise.
21286 (*x86_movsicc_0_m1_se): Likewise.
21287 (*adddi_1_rex64): Emit add insn as much as possible.
21288 (*addsi_1): Likewise.
21289 (return_internal): Set atom_unit.
21290 (return_internal_long): Likewise.
21291 (return_pop_internal): Likewise.
21292 (*rcpsf2_sse): Set atom_sse_attr attr.
21293 (*qrt<mode>2_sse): Likewise.
21294 (*prefetch_sse): Likewise.
21296 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21298 (ix86_target_macros_internal): Likewise.
21300 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21301 (*prefetch_sse_rex): Likewise.
21302 (sse_rcpv4sf2): Likewise.
21303 (sse_vmrcpv4sf2): Likewise.
21304 (sse_sqrtv4sf2): Likewise.
21305 (<sse>_vmsqrt<mode>2): Likewise.
21306 (sse_ldmxcsr): Likewise.
21307 (sse_stmxcsr): Likewise.
21308 (*sse_sfence): Likewise.
21309 (sse2_clflush): Likewise.
21310 (*sse2_mfence): Likewise.
21311 (*sse2_lfence): Likewise.
21312 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21313 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21314 (avx_movdqu<avxmodesuffix>): Likewise.
21315 (avx_lddqu<avxmodesuffix>): Likewise.
21316 (sse2_movntv2di): Change attr "type" to "ssemov".
21317 (sse2_movntsi): Likewise.
21318 (rsqrtv8sf2): Change attr "type" to "sseadd".
21319 (sse3_addsubv2df3): Set attr "atom_unit".
21320 (sse3_h<plusminus_insn>v4sf3): Likewise.
21321 (*sse2_pmaddwd): Likewise.
21322 (*vec_extractv2di_1_rex64): Likewise.
21323 (*vec_extractv2di_1_avx): Likewise.
21324 (sse2_psadbw): Likewise.
21325 (ssse3_phaddwv8hi3): Likewise.
21326 (ssse3_phaddwv4hi3): Likewise.
21327 (ssse3_phadddv4si3): Likewise.
21328 (ssse3_phadddv2si3): Likewise.
21329 (ssse3_phaddswv8hi3): Likewise.
21330 (ssse3_phaddswv4hi3): Likewise.
21331 (ssse3_phsubwv8hi3): Likewise.
21332 (ssse3_phsubwv4hi3): Likewise.
21333 (ssse3_phsubdv4si3): Likewise.
21334 (ssse3_phsubdv2si3): Likewise.
21335 (ssse3_phsubswv8hi3): Likewise.
21336 (ssse3_phsubswv4hi3): Likewise.
21337 (ssse3_pmaddubsw128): Likewise.
21338 (sse3_pmaddubsw: Likewise.
21339 (ssse3_palignrti): Likewise.
21340 (ssse3_palignrdi): Likewise.
21342 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21344 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21346 2009-04-06 Richard Guenther <rguenther@suse.de>
21348 PR tree-optimization/28868
21349 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21350 of which PHI results we inserted.
21351 (insert_into_preds_of_block): Record inserted PHIs.
21352 (eliminate): Eliminate redundant PHI nodes.
21353 (init_pre): Init inserted_phi_names.
21355 2009-04-06 Richard Guenther <rguenther@suse.de>
21357 PR tree-optimization/39643
21358 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21359 IMAGPART_EXPRs of complex constants.
21360 (execute_fold_all_builtins): If we folded a call queue
21361 TODO_update_address_taken.
21363 2009-04-06 Jan Hubicka <jh@suse.cz>
21365 PR middle-end/39659
21366 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21369 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21371 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21373 (ic_invalidate_array): Likewise.
21375 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21377 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21378 alignment for library calls.
21380 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21382 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21383 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21384 * config/i386/mingw-stdint.h: New file.
21386 2009-04-05 Richard Guenther <rguenther@suse.de>
21388 PR tree-optimization/39648
21389 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21390 our &A vs. &A[0] IL deficiencies.
21392 2009-04-04 Jan Hubicka <jh@suse.cz>
21394 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21395 removed toplevel regions.
21396 (sjlj_mark_call_sites): Likewise.
21398 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21400 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21401 (cygwin tm clause use_gcc_stdint): Set to wrap.
21402 * config/i386/cygwin-stdint.h: New file.
21404 2009-04-04 Richard Guenther <rguenther@suse.de>
21406 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21407 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21408 single-argument PHIs if we are in loop-closed SSA form.
21409 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21410 for the pre-condition.
21411 (slpeel_tree_peel_loop_to_edge): Likewise.
21412 (vect_build_loop_niters): Take an optional sequence to append stmts.
21413 (vect_generate_tmps_on_preheader): Likewise.
21414 (vect_do_peeling_for_loop_bound): Take extra guards for the
21416 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21417 the cost model check.
21418 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21419 guards if we are going to peel. Do not apply versioning in that case.
21420 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21421 (vect_do_peeling_for_loop_bound): Likewise.
21422 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21423 loop bound only record extra pre-conditions, do not apply loop
21426 2009-04-04 Richard Guenther <rguenther@suse.de>
21428 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21431 2009-04-04 Jan Hubicka <jh@suse.cz>
21433 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21434 last_basic_block for size of bb->index indexed array.
21435 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21436 compute_out, link_btr_uses, build_btr_def_use_webs,
21437 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21439 2009-04-04 Jan Hubicka <jh@suse.cz>
21441 * except.c (remove_eh_handler_and_replace): Break out from ...
21442 (remove_eh_handler): ... here.
21443 (bring_to_root): New function.
21444 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21445 handled ones, bring others to root of tree.
21447 2009-04-04 Jan Hubicka <jh@suse.cz>
21449 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21450 (all_phis_safe_to_merge): New function.
21451 (update_info): New structure.
21452 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21453 (cleanup_empty_eh): Update SSA if possible.
21455 2009-04-04 Richard Guenther <rguenther@suse.de>
21457 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21458 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21459 (append_vuse): Likewise.
21461 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21463 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21464 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21465 instead of REG_UNSAVED for DW_CFA_undefined.
21466 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21467 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21470 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21473 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21475 2009-04-04 Richard Guenther <rguenther@suse.de>
21477 PR tree-optimization/8781
21478 PR tree-optimization/37892
21479 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21480 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21481 (valueize_refs): Call it for *& valueizations.
21482 (shared_reference_ops_from_ref): Rename to ...
21483 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21484 (shared_reference_ops_from_call): Rename to ...
21485 (valueize_shared_reference_ops_from_call): ... this and valueize.
21486 (vn_reference_lookup): Update.
21487 (visit_reference_op_call): Likewise.
21488 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21489 (eliminate): Value-replace the call address in call statements.
21491 2009-04-04 Richard Guenther <rguenther@suse.de>
21493 PR tree-optimization/39636
21494 * tree-ssa-forwprop.c
21495 (forward_propagate_addr_into_variable_array_index): Check for
21496 GIMPLE_ASSIGN before accessing the rhs code.
21498 2009-04-03 Jason Merrill <jason@redhat.com>
21500 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21502 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21504 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21505 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21506 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21507 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21508 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21509 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21510 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21511 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21512 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21513 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21514 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21515 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21516 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21517 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21518 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21519 Use fr_reg_or_fp01_operand instead of fr_register_operand
21521 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21522 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21523 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21525 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21527 PR rtl-optimization/39607
21528 PR rtl-optimization/39631
21532 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21533 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21534 instead of DF_LR_OUT.
21535 * ira-lives.c (process_bb_node_lives): Ditto.
21536 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21537 instead of DF_LR_{OUT,IN}.
21538 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21539 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21541 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21543 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21544 (execute_lower_omp): Always run but take the short way out if -fopenmp
21546 (gate_lower_omp): Remove, forcing the pass manager to always run the
21547 pass and always set PROP_gimple_lomp.
21548 (pass_lower_omp): Remove gate function.
21549 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21550 PROP_trees. Instead, require it.
21551 * ipa-cp.c (pass_ipa_cp): Likewise.
21552 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21553 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21554 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21555 and PROP_gimple_leh.
21557 2009-04-03 Richard Guenther <rguenther@suse.de>
21559 PR middle-end/13146
21560 PR tree-optimization/23940
21561 PR tree-optimization/33237
21562 PR middle-end/33974
21563 PR middle-end/34093
21564 PR tree-optimization/36201
21565 PR tree-optimization/36230
21566 PR tree-optimization/38049
21567 PR tree-optimization/38207
21568 PR tree-optimization/38230
21569 PR tree-optimization/38301
21570 PR tree-optimization/38585
21571 PR middle-end/38895
21572 PR tree-optimization/38985
21573 PR tree-optimization/39299
21574 * tree-ssa-structalias.h: Remove.
21575 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21576 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21577 (struct vuse_element_d): Remove.
21578 (struct vuse_vec_d): Likewise.
21579 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21580 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21581 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21582 VUSE_ELEMENT_VAR): Likewise.
21583 (struct voptype_d): Likewise.
21584 (NUM_VOP_FREE_BUCKETS): Likewise.
21585 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21586 (struct stmt_operands_d): Remove.
21587 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21588 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21589 VDEF_NUM, VDEF_VECT): Likewise.
21590 (copy_virtual_operands): Remove.
21591 (operand_build_cmp): Likewise.
21592 (create_ssa_artificial_load_stmt): Likewise.
21593 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21594 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21595 vuse_index and mayuse_index members. Pack and move done and iter_type
21596 members to the front.
21597 (SSA_OP_VMAYUSE): Remove.
21598 (SSA_OP_VIRTUAL_USES): Adjust.
21599 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21600 (unlink_stmt_vdef): Declare.
21601 (add_to_addressable_set): Remove.
21602 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21603 (vrp_visit_stmt): Likewise.
21604 * doc/tree-ssa.texi (Alias analysis): Update.
21605 * doc/invoke.texi (max-aliased-vops): Remove docs.
21606 (avg-aliased-vops): Likewise.
21607 * tree-into-ssa.c (syms_to_rename): Remove.
21608 (need_to_update_vops_p): Likewise.
21609 (need_to_initialize_update_ssa_p): Rename to ...
21610 (update_ssa_initialized_fn): ... this. Track function we are
21612 (symbol_marked_for_renaming): Simplify.
21613 (add_new_name_mapping): Do not set need_to_update_vops_p.
21614 (dump_currdefs): Use SYMS_TO_RENAME.
21615 (rewrite_update_stmt): Always walk all uses/defs.
21616 (dump_update_ssa): Adjust.
21617 (init_update_ssa): Take function argument. Track what we are
21619 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21620 (create_new_def_for): Initialize for cfun, assert we are initialized
21622 (mark_sym_for_renaming): Simplify.
21623 (mark_set_for_renaming): Do not initialize update-ssa.
21624 (need_ssa_update_p): Simplify. Take function argument.
21625 (name_mappings_registered_p): Assert we ask for the correct function.
21626 (name_registered_for_update_p): Likewise.
21627 (ssa_names_to_replace): Likewise.
21628 (release_ssa_name_after_update_ssa): Likewise.
21629 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21630 (dump_decl_set): Do not print a newline.
21631 (debug_decl_set): Do it here.
21632 (dump_update_ssa): And here.
21633 * tree-ssa-loop-im.c (move_computations): Adjust.
21634 (movement_possibility): Likewise.
21635 (determine_max_movement): Likewise.
21636 (gather_mem_refs_stmt): Likewise.
21637 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21638 or NAME_MEMORY_TAG.
21639 * tree-complex.c (update_all_vops): Remove.
21640 (expand_complex_move): Adjust.
21641 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21642 Simplify test for memory referencing statement. Exclude
21643 non-invariant ADDR_EXPRs.
21644 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21645 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21646 (rdg_flag_uses): Likewise.
21647 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21649 (tree_optimize_tail_calls_1): Also split the
21650 edge from the entry block if we have degenerate PHI nodes in
21651 the first basic block.
21652 * tree.c (init_ttree): Remove memory-tag related code.
21653 (tree_code_size): Likewise.
21654 (tree_node_structure): Likewise.
21655 (build7_stat): Re-write to be build6_stat.
21656 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21657 (SSA_VAR_P): Adjust.
21658 (struct tree_memory_tag): Remove.
21659 (struct tree_memory_partition_tag): Likewise.
21660 (union tree_node): Adjust.
21661 (build7): Re-write to be build6.
21662 * tree-pass.h (pass_reset_cc_flags): Remove.
21663 (TODO_update_address_taken): New flag.
21664 (pass_simple_dse): Remove.
21665 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21666 * params.h (MAX_ALIASED_VOPS): Remove.
21667 (AVG_ALIASED_VOPS): Likewise.
21668 * omp-low.c (expand_omp_taskreg): Update SSA form.
21669 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21670 aliases the lhs in a copy stmt.
21671 * tree-ssa-dse.c (struct address_walk_data): Remove.
21672 (memory_ssa_name_same): Likewise.
21673 (memory_address_same): Likewise.
21674 (get_kill_of_stmt_lhs): Likewise.
21675 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21676 unused stores. Look through PHI nodes into post-dominated regions.
21677 (dse_optimize_stmt): Simplify. Properly remove stores.
21678 (tree_ssa_dse): Compute dominators.
21679 (execute_simple_dse): Remove.
21680 (pass_simple_dse): Likewise.
21681 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21682 gimple_loaded_syms and gimple_stored_syms computation.
21683 * toplev.c (dump_memory_report): Dump alias and pta stats.
21684 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21685 (vn_reference_eq): Likewise.
21686 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21687 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21688 valueize_vuses): Remove.
21689 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21690 (get_def_ref_stmt_vuse): ... this.
21691 (vn_reference_lookup_2): New function.
21692 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21693 walking equivalent vuses. Simplify.
21694 (vn_reference_lookup): Likewise.
21695 (vn_reference_insert): Likewise.
21696 (vn_reference_insert_pieces): Likewise.
21697 (visit_reference_op_call): Simplify.
21698 (visit_reference_op_load): Likewise.
21699 (visit_reference_op_store): Likewise.
21700 (init_scc_vn): Remove shared_lookup_vuses initialization.
21701 (free_scc_vn): Remove shared_lookup_vuses freeing.
21702 (sort_vuses, sort_vuses_heap): Remove.
21703 (get_ref_from_reference_ops): Export.
21704 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21705 vector with single vuse pointer.
21706 (vn_reference_lookup_pieces, vn_reference_lookup,
21707 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21708 (shared_vuses_from_stmt): Remove.
21709 (get_ref_from_reference_ops): Declare.
21710 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21711 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21712 memory-tag related code.
21713 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21714 (likely_value): Add comment, skip static-chain of call statements.
21715 (surely_varying_stmt_p): Adjust.
21716 (gimplify_and_update_call_from_tree): Likewise.
21717 (execute_fold_all_builtins): Do not rebuild alias info.
21718 (gimplify_and_update_call_from_tree): Properly update VOPs.
21719 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21720 (copy_ref_info): Remove memory-tag related code.
21721 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21722 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21723 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21725 * tree-ssa-dom.c (gimple_p): Remove typedef.
21726 (eliminate_redundant_computations): Adjust.
21727 (record_equivalences_from_stmt): Likewise.
21728 (avail_expr_hash): Likewise.
21729 (avail_expr_eq): Likewise.
21730 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21731 (stmt_makes_single_load): Likewise.
21732 (stmt_makes_single_store): Likewise.
21733 * tree-ssa-alias.c: Rewrite completely.
21734 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21735 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21736 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21737 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21738 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21739 Remove public functions.
21740 (pass_reset_cc_flags): Remove.
21741 (pass_build_alias): Move ...
21742 * tree-ssa-structalias.c (pass_build_alias): ... here.
21743 * tree-ssa-alias.c (may_be_aliased): Move ...
21744 * tree-flow-inline.h (may_be_aliased): ... here.
21745 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21746 count_uses_and_derefs): Move ...
21747 * gimple.c: ... here.
21748 * gimple.h (count_uses_and_derefs): Declare.
21749 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21750 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21751 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21752 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21753 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21754 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21755 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21757 * tree-dfa.c (refs_may_alias_p): Move ...
21758 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21759 * tree-ssa-alias.h: New file.
21760 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21761 (statement_sink_location): Likewise.
21762 * opts.c (decode_options): Do not adjust max-aliased-vops or
21763 avg-aliased-vops values.
21764 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21765 (TV_CALL_CLOBBER): Likewise.
21766 (TV_FLOW_SENSITIVE): Likewise.
21767 (TV_FLOW_INSENSITIVE): Likewise.
21768 (TV_MEMORY_PARTITIONING): Likewise.
21769 (TV_ALIAS_STMT_WALK): New timevar.
21770 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21771 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21772 (get_address_description): Remove memory-tag related code.
21773 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21774 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21775 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21776 and immediate uses in statements. Document.
21777 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21778 (dump_symbols): Remove.
21779 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21780 * alias.c (get_deref_alias_set): New function split out from ...
21781 (get_alias_set): ... here.
21782 * alias.h (get_deref_alias_set): Declare.
21783 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21784 type parameter. Remove restrict pointer handling. Create a
21785 ref-all pointer in case type-based alias sets do not conflict.
21786 (vect_analyze_data_refs): Remove SMT related code.
21787 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21788 (vectorizable_load): Likewise.
21789 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21790 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21791 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21792 Ignore vops and SMTs.
21793 (dr_analyze_alias): Likewise..
21794 (free_data_ref): Likewise.
21795 (create_data_ref): Likewise.
21796 (analyze_all_data_dependences): Likewise.
21797 (get_references_in_stmt): Adjust.
21798 * tree-flow-inline.h (gimple_aliases_computed_p,
21799 gimple_addressable_vars, gimple_call_clobbered_vars,
21800 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21801 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21802 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21803 gimple_mem_ref_stats): Remove.
21804 (gimple_vop): New function.
21805 (op_iter_next_use): Remove vuses and mayuses cases.
21806 (op_iter_next_def): Remove vdefs case.
21807 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21808 (clear_and_done_ssa_iter): Do not set removed fields.
21809 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21810 Assert we are not iterating over vuses or vdefs if not also
21811 iterating over uses or defs.
21812 (op_iter_init_use): Likewise.
21813 (op_iter_init_def): Likewise.
21814 (op_iter_next_vdef): Remove.
21815 (op_iter_next_mustdef): Likewise.
21816 (op_iter_init_vdef): Likewise.
21817 (compare_ssa_operands_equal): Likewise.
21818 (link_use_stmts_after): Handle vuse operand.
21819 (is_call_used): Use is_call_clobbered.
21820 (is_call_clobbered): Global variables are always call clobbered,
21821 query the call-clobbers bitmap.
21822 (mark_call_clobbered): Ignore global variables.
21823 (clear_call_clobbered): Likewise.
21824 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21825 virtual operands sanity check.
21826 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21828 (TARGET_MEM_REF): Remove TMR_TAG operand.
21829 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21830 Remove call-clobber related code.
21831 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21832 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21833 partitions or escape reason.
21834 (get_single_def_stmt, get_single_def_stmt_from_phi,
21835 get_single_def_stmt_with_phi): Remove.
21836 (dump_referenced_vars): Tidy.
21837 (get_ref_base_and_extent): Allow bare decls.
21838 (collect_dfa_stats): Adjust.
21839 * graphite.c (rename_variables_in_stmt): Adjust.
21840 (graphite_copy_stmts_from_block): Likewise.
21841 (translate_clast): Likewise.
21842 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21844 (translate_vuse_through_block): Use the oracle.
21845 (phi_translate_1): Adjust.
21846 (value_dies_in_block_x): Use the oracle. Cache the outcome
21848 (valid_in_sets): Check if the VUSE for
21849 a REFERENCE is available.
21850 (eliminate): Do not remove stmts during elimination,
21851 instead queue and remove them afterwards.
21852 (do_pre): Do not rebuild alias info.
21853 (pass_pre): Run TODO_rebuild_alias before PRE.
21854 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21855 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21856 (mark_all_v_defs_stmt): Remove.
21857 (mark_all_v_defs_seq): Adjust.
21858 (sra_replace): Likewise.
21859 (scalarize_use): Likewise.
21860 (scalarize_copy): Likewise.
21861 (scalarize_init): Likewise.
21862 (scalarize_ldst): Likewise.
21863 (todoflags): Remove.
21864 (tree_sra): Do not rebuild alias info.
21865 (tree_sra_early): Adjust.
21866 (pass_sra): Run TODO_update_address_taken before SRA.
21867 * tree-predcom.c (set_alias_info): Remove.
21868 (prepare_initializers_chain): Do not call it.
21869 (mark_virtual_ops_for_renaming): Adjust.
21870 (mark_virtual_ops_for_renaming_list): Remove.
21871 (initialize_root_vars): Adjust.
21872 (initialize_root_vars_lm): Likewise.
21873 (prepare_initializers_chain): Likewise.
21874 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21875 (may_propagate_copy_into_stmt): Likewise.
21876 (merge_alias_info): Do nothing for now.
21877 (propagate_tree_value_into_stmt): Adjust.
21878 (stmt_may_generate_copy): Likewise.
21879 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21880 not mark symbols for renaming.
21881 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21882 with the same statement, make sure to update the new pointed-to one.
21883 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21884 call statements, do not mark symbols for renaming.
21885 (mark_operand_necessary): Dump something.
21886 (ref_may_be_aliased): New function.
21887 (mark_aliased_reaching_defs_necessary_1): New helper function.
21888 (mark_aliased_reaching_defs_necessary): Likewise.
21889 (mark_all_reaching_defs_necessary_1): Likewise.
21890 (mark_all_reaching_defs_necessary): Likewise.
21891 (propagate_necessity): Do not process virtual PHIs. For
21892 non-aliased loads mark all reaching definitions as necessary.
21893 For aliased loads and stores mark the immediate dominating
21894 aliased clobbers as necessary.
21895 (visited): New global static.
21896 (perform_tree_ssa_dce): Free visited bitmap after propagating
21898 (remove_dead_phis): Perform simple dead virtual PHI removal.
21899 (remove_dead_stmt): Properly unlink virtual operands when
21901 (eliminate_unnecessary_stmts): Schedule PHI removal after
21903 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21904 (process_replaceable): Likewise.
21905 (find_replaceable_in_bb): Likewise.
21906 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21907 based on the single gimple vop.
21908 (verify_flow_insensitive_alias_info): Remove.
21909 (verify_flow_sensitive_alias_info): Likewise.
21910 (verify_call_clobbering): Likewise.
21911 (verify_memory_partitions): Likewise.
21912 (verify_alias_info): Likewise.
21913 (verify_ssa): Adjust..
21914 (execute_update_addresses_taken): Export. Update SSA
21915 manually. Optimize only when optimizing. Use a local bitmap.
21916 (pass_update_address_taken): Remove TODO_update_ssa, add
21918 (pass_update_address_taken): Just use TODO_update_address_taken.
21919 (init_tree_ssa): Do not initialize addressable_vars.
21920 (verify_ssa): Verify new VUSE / VDEF properties.
21921 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21922 Do not call verify_alias_info.
21923 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21924 Do not free the loaded and stored syms bitmaps. Reset the escaped
21925 and callused solutions. Do not free addressable_vars.
21926 Remove memory-tag related code.
21927 (warn_uninitialized_var): Aliases are always available.
21928 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21929 * lambda-code.c (can_put_in_inner_loop): Adjust.
21930 (can_put_after_inner_loop): Likewise.
21931 (perfect_nestify): Likewise.
21932 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21933 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21934 (vectorizable_conversion): Do not mark symbols for renaming.
21935 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21936 (expand_call_inline): Unlink the calls virtual operands before
21938 (tree_function_versioning): Do not call update_ssa if we are not
21939 updating clones. Simplify.
21940 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21941 (propagate_with_phi): Likewise..
21942 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21943 clobber code. Assert we are not aliased or global.
21944 * tree-flow.h: Include tree-ssa-alias.h
21945 (enum escape_type): Remove.
21946 (struct mem_sym_stats_d): Likewise.
21947 (struct mem_ref_stats_d): Likewise.
21948 (struct gimple_df): Add vop member. Remove global_var,
21949 call_clobbered_vars, call_used_vars, addressable_vars,
21950 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21951 escaped and callused members.
21952 (struct ptr_info_def): Remove all members, add points-to solution
21954 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21955 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21956 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21957 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21958 (tree-ssa-alias.o): Likewise.
21959 (toplev.o): Add tree-ssa-alias.h
21960 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21961 * gimple.c (gimple_set_bb): Fix off-by-one error.
21962 (is_gimple_reg): Do not handle memory tags.
21963 (gimple_copy): Also copy virtual operands.
21964 Delay updating the statement. Do not reset loaded and stored syms.
21965 (gimple_set_stored_syms): Remove.
21966 (gimple_set_loaded_syms): Likewise.
21967 (gimple_call_copy_skip_args): Copy the virtual operands
21968 and mark the new statement modified.
21969 * tree-ssa-structalias.c (may_alias_p): Remove.
21970 (set_uids_in_ptset): Take the alias set to prune with as
21971 parameter. Fold in the alias test of may_alias_p.
21972 (compute_points_to_sets): Compute whether a ptr is dereferenced
21973 in a local sbitmap.
21974 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21975 other ADDRESSOF constraints on the lhs.
21976 (get_constraint_for_component_ref): Assert that we don't get
21977 ADDRESSOF constraints from the base of the reference.
21978 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21979 (struct variable_info): Remove collapsed_to member.
21980 (get_varinfo_fc): Remove.
21981 (new_var_info): Do not set collapsed_to.
21982 (dump_constraint): Do not follow cycles.
21983 (dump_constraint_graph): Likewise.
21984 (build_pred_graph): Likewise.
21985 (build_succ_graph): Likewise.
21986 (rewrite_constraints): Likewise.
21987 (do_simple_structure_copy): Remove.
21988 (do_rhs_deref_structure_copy): Remove.
21989 (do_lhs_deref_structure_copy): Remove.
21990 (collapse_rest_of_var): Remove.
21991 (do_structure_copy): Re-implement.
21992 (pta_stats): New global variable.
21993 (dump_pta_stats): New function.
21994 (struct constraint_expr): Make offset signed.
21995 (UNKNOWN_OFFSET): Define special value.
21996 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21997 (solution_set_expand): New helper function split out from ...
21998 (do_sd_constraint): ... here.
21999 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22000 (do_ds_constraint): Likewise.
22001 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22002 and CALLUSED = *CALLUSED.
22003 (set_union_with_increment): Make inc argument signed.
22004 (type_safe): Remove.
22005 (get_constraint_for_ptr_offset): Handle unknown and negative
22007 (first_vi_for_offset): Handle offsets before start. Bail
22008 out early for offsets beyond the variable extent.
22009 (first_or_preceding_vi_for_offset): New function.
22010 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22011 Together with ESCAPED = *ESCAPED this properly computes reachability.
22012 (find_what_var_points_to): New function.
22013 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22014 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22015 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22016 pt_solutions_intersect): New functions.
22017 (compute_call_used_vars): Remove.
22018 (compute_may_aliases): New main entry into PTA computation.
22019 * gimple.h (gimple_p): New typedef.
22020 (struct gimple_statement_base): Remove references_memory_p.
22021 (struct gimple_statement_with_memory_ops_base): Remove
22022 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22024 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22025 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22026 gimple_set_references_memory): Remove.
22027 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22028 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22030 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22031 (verify_expr): Allow RESULT_DECL.
22032 (gimple_duplicate_bb): Do not copy virtual operands.
22033 (gimple_duplicate_sese_region): Adjust.
22034 (gimple_duplicate_sese_tail): Likewise.
22035 (mark_virtual_ops_in_region): Remove.
22036 (move_sese_region_to_fn): Do not call it.
22037 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22038 and pass_simple_dse.
22039 (execute_function_todo): Handle TODO_update_address_taken,
22040 call execute_update_addresses_taken for TODO_rebuild_alias.
22041 (execute_todo): Adjust.
22042 (execute_one_pass): Init dump files early.
22043 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22045 (create_general_new_stmt): Clear vops.
22046 * tree-ssa-reassoc.c (get_rank): Adjust.
22047 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22048 symbols for renaming.
22049 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22050 (PARAM_AVG_ALIASED_VOPS): Likewise.
22051 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22052 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22053 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22054 (operand_build_cmp, copy_virtual_operands,
22055 create_ssa_artificial_load_stmt, add_to_addressable_set,
22056 gimple_add_to_addresses_taken): Remove public functions.
22057 (unlink_stmt_vdef): New function.
22059 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22061 * config.gcc (powerpc-*-linux*): Merge variants.
22063 2009-04-02 Chao-ying Fu <fu@mips.com>
22064 James Grosbach <james.grosbach@microchip.com>
22066 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22067 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22069 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22070 keep_interrupts_masked_p, use_debug_exception_return_p.
22071 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22072 keep_interrupts_masked, use_debug_exception_return.
22073 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22074 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22076 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22077 (mips_print_operand): Process COP0 registers to print $0 .. $31
22078 correctly for GAS to process.
22079 (mips_interrupt_extra_call_saved_reg_p): New function.
22080 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22082 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22083 (mips_compute_frame_info): Add supports for interrupt context that
22084 includes doubleword accumulators and COP0 registers.
22085 (mips_for_each_saved_acc): New function.
22086 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22087 mips_for_each_saved_reg.
22088 (mips_save_reg): Save accumulators.
22089 (mips_kernel_reg_p): A new for_each_rtx callback.
22090 (mips_expand_prologue): Support interrupt handlers.
22091 (mips_restore_reg): Restore accumulators.
22092 (mips_expand_epilogue): Support interrupt handlers.
22093 (mips_can_use_return_insn): Return false for interrupt handlers.
22094 (mips_epilogue_uses): New function.
22095 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22096 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22097 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22098 cop0_move): New instructions.
22099 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22100 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22102 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22104 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22105 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22106 interrupt handlers, we use K0 as the temporary register.
22107 (EPILOGUE_USES): Change to a function call.
22108 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22109 handlers, we use K0 as the temporary register.
22111 * doc/extend.texi (Function Attributes): Document interrupt,
22112 use_shadow_register_set, keep_interrupts_masked,
22113 use_debug_exception_return for MIPS attributes.
22115 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22117 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22118 Remove a number of t-files from tmake_file.
22119 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22120 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22121 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22122 target_prototype, not TARGET_PROTOTYPE.
22123 (LINK_OS_GNU_SPEC): Define.
22124 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22125 and darwin-ldoubdle.c.
22127 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22130 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22131 (cpp_options): Ditto.
22132 (default_compilers): Ditto.
22133 (display_help): Ditto.
22134 (process_command): Ditto.
22135 (do_spec_1): Ditto.
22136 (set_input): Use lbasename instead of duplicate code.
22137 (save_temps_prefix): New static for -save-temps=obj.
22138 (save_temps_length): Ditto.
22140 * doc/invoke.texi (-save-temps=obj): Document new variant to
22141 -save-temps switch.
22143 2009-04-02 Jeff Law <law@redhat.com>
22145 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
22148 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22150 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
22151 * configure: Regenerated.
22153 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22155 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
22156 share the argument list.
22158 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22162 2009-02-12 Diego Novillo <dnovillo@google.com>
22164 * varpool.c (debug_varpool): New.
22165 * cgraph.h (debug_varpool): Declare.
22167 2009-04-02 Jan Hubicka <jh@suse.cz>
22169 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22172 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22174 * config/i386/i386.c (ix86_abi): Move initialization to ...
22175 (override_options): Here.
22177 2009-04-02 Christian Bruel <christian.bruel@st.com>
22179 * config/sh/sh.c (sh_dwarf_register_span): New function.
22180 (TARGET_DWARF_REGISTER_SPAN): Define.
22181 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
22183 2009-04-02 Ira Rosen <irar@il.ibm.com>
22185 PR tree-optimization/39595
22186 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
22187 interleaved loads group is not greater than the SLP group size.
22189 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22191 * builtins.c (is_builtin_name): New.
22192 (called_as_built_in): Use is_builtin_name.
22193 * tree.h (is_builtin_name): New.
22194 * varasm.c (incorporeal_function_p): Use is_builtin_name
22196 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22198 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22200 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22203 * c-decl.c (clone_underlying_type): Move this ...
22204 * c-common.c (set_underlying_type): ... here.
22205 Also, make sure the function properly sets TYPE_STUB_DECL() on
22206 the newly created typedef variant type.
22207 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22208 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22211 2009-04-02 Richard Guenther <rguenther@suse.de>
22213 PR tree-optimization/37221
22214 * tree-flow.h (degenerate_phi_result): Declare.
22215 * tree-ssa-dom.c (degenerate_phi_result): Export.
22216 * tree-scalar-evolution.c (analyze_initial_condition): If
22217 the initial condition is defined by a degenerate PHI node
22218 use the degenerate value.
22220 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22222 PR rtl-optimization/39588
22223 * combine.c (merge_outer_ops): Do not set the constant when this
22225 (simplify_shift_const_1): Do not modify it either in this case.
22227 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22229 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22230 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22232 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22235 * c-lex.c (interpret_float): Default (no suffix) is double.
22237 2009-04-1 Xinliang David Li <davidxl@google.com>
22239 * config/i386/i386.c (legitimate_constant_p): Recognize
22240 all one vector constant.
22242 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22244 * config/vax/vax.c: Add #includes to silence warnings.
22245 Change #include order to silence two warnings.
22247 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22249 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22250 (ASM_SPEC): Pass -k to the assembler for PIC code.
22252 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22254 * config.gcc: Add vax-*-linux* to the switch.
22255 * config/vax/linux.h: New file. (TARGET_VERSION,
22256 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22258 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22260 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22261 Use predicate macros instead of GET_CODE() == foo.
22262 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22263 ashlsi3, rotrsi3, <unnamed>): Likewise.
22265 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22267 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22268 jbbccihi, jbbccisi): Remova trailing whitespace.
22269 * config/vax/constraints.md: Likewise.
22270 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22271 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22272 * config/vax/predicates.md: Likewise.
22273 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22274 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22275 * config/vax/vax.h: Likewise.
22276 * config/vax/vax.md (nonlocal_goto): Likewise.
22278 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22280 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22281 (indirectable_address_p, adjacent_operands_p): Add spaces around
22283 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22285 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22287 * config/vax/vax.c (legitimate_constant_address_p,
22288 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22289 index_term_p, reg_plus_index_p, legitimate_address_p,
22290 vax_mode_dependent_address_p): Update comments to match functions
22291 modified by the recent int->bool conversion.
22293 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22295 * config/vax/builtins.md: Update copyright message.
22296 * config/vax/constraints.md: Likewise.
22297 * config/vax/netbsd-elf.h: Likewise.
22298 * config/vax/predicates.md: Likewise.
22299 * config/vax/vax-protos.h: Likewise.
22300 * config/vax/vax.c: Likewise.
22301 * config/vax/vax.h: Likewise.
22302 * config/vax/vax.md: Likewise.
22303 * config/vax/vax.opt: Likewise.
22305 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22307 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22308 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22309 * config/vax/constraints.md (B, R): Likewise.
22310 * config/vax/predicates.md (external_memory_operand,
22311 nonimmediate_addsub_di_operand): Likewise.
22312 * config/vax/vax.c (vax_output_int_add): Likewise.
22313 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22314 untyped_call): Likewise.
22316 2009-04-01 Matt Thomas <matt@3am-software.com>
22318 * config/vax/predicates.md: New file.
22319 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22320 external_const_operand, nonsymbolic_operand, external_memory_operand,
22321 indirect_memory_operand, indexed_memory_operand,
22322 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22323 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22325 * config/vax/constraints.md: New file.
22326 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22328 * config/vax/builtins.md: New file.
22329 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22330 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22332 * config/vax/vax.opt (mqmath): Add option.
22333 * config/vax/vax.md (isfx): Extend with DI.
22334 (VAXintQH, VAXintQHSD): Define.
22335 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22336 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22337 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22338 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22339 (movdi): Update constraints and use vax_output_int_move().
22340 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22341 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22342 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22343 nonlocal_goto): New.
22344 (mov<mode>): Extend accepted operand types.
22345 (subdi3_old): Rename from subdi3, change update constraints and use
22346 a new implementation.
22347 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22348 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22349 MOVE_RATIO, CLEAR_RATIO): Define.
22350 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22351 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22352 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22353 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22354 (split_quadword_operands): Make static and really allow variable
22356 (print_operand_address): Update for PIC generation.
22357 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22358 indexable_address_p, fixup_mathdi_operand,
22359 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22360 (vax_float_literal, legitimate_constant_p,
22361 indirectable_constant_address_p, index_term_p,
22362 reg_plus_index_p): Return bool instead of int.
22363 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22365 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22367 (vax_output_conditional_branch): Indent.
22368 (legitimate_constant_address_p, indirectable_constant_address_p,
22369 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22370 vax_mode_dependent_address_p): Return bool instead of int, update for
22372 * config/vax/vax-protos.h (legitimate_constant_address_p,
22373 legitimate_constant_p, legitimate_address_p,
22374 vax_mode_dependent_address_p): Change declaration to bool.
22375 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22376 vax_expand_addsub_di_operands, vax_output_int_subtract,
22377 vax_output_movmemsi): Declare.
22378 (split_quadword_operands, vax_float_literal): Delete declaration.
22379 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22380 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22381 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22382 ASM_OUTPUT_DWARF_PCREL): Define.
22383 (ASM_SPEC): Change definition to allow PIC generation.
22385 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22387 * doc/sourcebuild.texi: Update front-end requirements.
22389 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22392 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22393 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22394 (booldi3_internal3): Use boolean_or_operator instead of
22397 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22400 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22401 declarator whose size is not an integer constant expression but
22402 folds to an integer constant, then treat it as a constant
22405 2009-04-01 Richard Guenther <rguenther@suse.de>
22407 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22408 i * 4 + 2 to (i * 2 + 1) * 2.
22410 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22413 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22414 return if c_parser_asm_string_literal returned NULL.
22416 2009-04-01 Nick Clifton <nickc@redhat.com>
22418 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22420 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22421 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22422 other typedefs to avoid conflicts with libgcc2.c. Define labels
22423 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22425 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22426 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22429 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22431 * varasm.c (default_function_rodata_section): Declare DOT as
22434 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22435 Andrey Galkin <agalkin@hypercom.com>
22438 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22439 Make object_name unique for each process.
22441 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22444 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22445 addressable variables in the parallel that could go out of scope while
22446 running queued tasks.
22448 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22450 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22451 (CASE_VALUES_THRESHOLD): Redefine.
22452 * config/avr/avr.c (avr_override_options): Remove initialization of
22453 avr_case_values_threshold variable.
22454 (avr_case_values_threshold): Remove variable. Add new function.
22455 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22456 * config/avr/avr.opt (mno-tablejump): Remove option.
22457 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22459 2009-04-01 DJ Delorie <dj@redhat.com>
22461 * varasm.c (default_function_rodata_section): Don't assume
22462 anything about where the first '.' in the section name is.
22464 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22466 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22467 rs6000_emit_stack_tie.
22469 2009-03-31 Ian Lance Taylor <iant@google.com>
22471 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22472 gimple_code with GIMPLE_RESX, not RESX.
22474 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22476 * c-common.c (c_get_ident): New.
22477 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22479 2009-04-01 Ben Elliston <bje@au.ibm.com>
22481 * config/rs6000/sysv4.opt (msdata): Improve option description.
22483 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22485 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22486 (divdf3_internal_lat): Remove.
22487 (divxf3_internal_lat): Remove.
22488 (divxf3_internal_thr): Remove.
22489 (divxf): Use divxf3_internal.
22490 * config/ia64/div.md (divsf3_internal_lat): New.
22491 (divdf3_internal_lat): New.
22492 (divxf3_internal): New.
22494 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22497 * Makefile.in (USE_GCC_STDINT): Define.
22498 (stmp-int-hdrs): Install stdint.h if applicable.
22499 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22501 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22502 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22503 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22504 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22505 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22506 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22507 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22508 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22509 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22510 (c_common_nodes_and_builtins): Initialize
22511 underlying_wchar_type_node. Do not initialize
22512 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22513 nodes for new types.
22514 (c_stddef_cpp_builtins): Define macros for new types.
22515 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22517 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22518 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22519 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22520 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22521 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22522 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22523 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22524 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22525 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22526 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22527 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22528 int16_type_node, int32_type_node, int64_type_node,
22529 uint8_type_node, uint16_type_node, c_uint32_type_node,
22530 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22531 int_least32_type_node, int_least64_type_node,
22532 uint_least8_type_node, uint_least16_type_node,
22533 uint_least32_type_node, uint_least64_type_node,
22534 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22535 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22536 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22537 uintptr_type_node): Define.
22538 * c-cppbuiltin.c (builtin_define_constants,
22539 builtin_define_type_minmax): New.
22540 (builtin_define_stdint_macros): Define more macros.
22541 (c_cpp_builtins): Define more limit macros.
22542 (type_suffix): New.
22543 (builtin_define_type_max): Define in terms of
22544 builtin_define_type_minmax. Remove is_long parameter. All
22546 * config.gcc (use_gcc_stdint): Define.
22547 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22548 Add newlib-stdint.h for generic targets.
22549 * config/glibc-stdint.h, config/newlib-stdint.h,
22550 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22551 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22552 * config/score/score.h (UINTPTR_TYPE): Define.
22553 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22554 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22555 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22556 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22557 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22558 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22559 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22560 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22561 * config/spu/spu.h (STDINT_LONG32): Define.
22562 * configure.ac (use_gcc_stdint): Substitute.
22563 * configure: Regenerate.
22564 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22565 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22566 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22567 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22568 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22569 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22570 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22571 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22572 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22573 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22574 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22575 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22576 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22577 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22578 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22579 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22580 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22581 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22582 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22583 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22584 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22585 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22586 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22587 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22588 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22589 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22590 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22591 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22592 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22594 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22596 * loop-iv.c (suitable_set_for_replacement): Renamed from
22597 simplify_using_assignment; changed to return bool and to accept new
22598 args DEST and SRC. Return true iff we find a source/destination pair
22599 that can be used to make a replacement, and fill SRC and DEST if so.
22600 Remove arg ALTERED. Don't deal with altered regs here. All callers
22602 (simplify_using_initial_values): Deal with altered regs here and track
22603 more precisely the effect they have on the validity of our expression.
22605 * loop-iv.c (simplify_using_condition): A condition of the form
22606 (EQ REG CONST) can be used to simply make a substitution.
22607 (simplify_using_initial_values): Keep track of conditions we have seen
22608 and keep using them to simplify new expressions, while applying the
22609 same substitutions to them as to the expression.
22611 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22612 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22615 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22616 changed. Use this when trying to improve the upper bound.
22617 Generate the comparison by using simplify_gen_relational.
22619 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22621 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22623 (simplify_using_assignment, simplify_using_initial_values): Call
22624 replace_in_expr to make replacements. Call replace_single_def_regs
22625 once on the initial version of the expression.
22627 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22630 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22632 2009-03-31 Richard Guenther <rguenther@suse.de>
22634 PR middle-end/31029
22635 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22636 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22638 2009-03-31 Richard Guenther <rguenther@suse.de>
22640 * tree.h (div_if_zero_remainder): Declare.
22641 * fold-const.c (div_if_zero_remainder): Export.
22642 * tree-ssa-forwprop.c
22643 (forward_propagate_addr_into_variable_array_index): Handle
22644 constant array index addition outside of the variable index.
22646 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22649 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22650 define_splits, floatunssi<mode>2): Require x87 conversions from
22651 DImode to be permitted.
22653 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22655 PR preprocessor/15638
22656 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22658 2009-03-31 Richard Guenther <rguenther@suse.de>
22660 PR middle-end/23401
22661 PR middle-end/27810
22662 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22663 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22664 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22665 a separate statement.
22666 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22667 (lookup_tmp_var): Likewise.
22668 (is_gimple_formal_tmp_or_call_rhs): Remove.
22669 (is_gimple_reg_or_call_rhs): Rename to ...
22670 (is_gimple_reg_rhs_or_call): ... this.
22671 (is_gimple_mem_or_call_rhs): Rename to ...
22672 (is_gimple_mem_rhs_or_call): ... this.
22673 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22674 DECL_GIMPLE_REG_P only if is_formal is true.
22675 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22676 for non-proper post-modify expression gimplification.
22677 (gimplify_self_mod_expr): For post-modify expressions gimplify
22678 the lvalue to a minimal lvalue.
22679 (rhs_predicate_for): Remove formal temp case.
22680 (gimplify_modify_expr_rhs): Likewise.
22681 (gimplify_addr_expr): Use is_gimple_reg.
22682 (gimplify_expr): Remove formal temp cases.
22683 (gimple_regimplify_operands): Likewise.
22684 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22685 and FILTER_EXPR like constants.
22686 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22688 (is_gimple_formal_tmp_rhs): Remove.
22689 (is_gimple_reg_rhs): Remove special casing.
22690 (is_gimple_mem_rhs): Fix.
22691 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22692 (is_gimple_formal_tmp_var): Remove.
22693 (is_gimple_formal_tmp_reg): Likewise.
22694 (is_gimple_min_lval): Allow invariant component ref parts.
22695 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22696 is_gimple_formal_tmp_reg): Remove declarations.
22697 * tree-cfg.c (verify_expr): Verify that variables with address
22698 taken do not have DECL_GIMPLE_REG_P set.
22699 * tree-mudflap.c (mf_build_check_statement_for): Use
22700 force_gimple_operand instead of gimplify_expr.
22702 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22704 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22705 schedulable rows to compute_split_row.
22707 2009-03-31 Ben Elliston <bje@au.ibm.com>
22710 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22713 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22715 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22716 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22717 * configure: Regenerate.
22718 * config.in: Regenerate.
22719 * config/rs6000/rs6000.opt (mtls-markers): Add.
22720 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22721 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22722 (tls_ld_aix, tls_ld_sysv): Likewise.
22723 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22724 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22726 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22728 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22730 2009-03-30 Jan Hubicka <jh@suse.cz>
22732 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22734 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22735 detection and label handling.
22737 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22739 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22740 left_conflicts_size.
22741 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22742 ALLOCNO_LEFT_CONFLICTS_SIZE.
22744 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22745 remove_allocno_from_bucket_and_push,
22746 allocno_spill_priority_compare, push_allocnos_to_stack,
22747 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22748 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22749 (setup_allocno_left_conflicts_num): Ditto. Rename to
22750 setup_allocno_left_conflicts_size.
22751 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22752 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22753 setup_allocno_left_conflicts_size instead of
22754 setup_allocno_left_conflicts_num.
22756 * ira-build.c (ira_create_allocno): Use
22757 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22758 ALLOCNO_LEFT_CONFLICTS_NUM.
22760 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22762 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22763 instead of DF_LR_OUT.
22765 * ira-lives.c (process_bb_node_lives): Ditto.
22767 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22768 instead of DF_LR_{OUT,IN}.
22770 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22772 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22774 2009-03-30 Jan Hubicka <jh@suse.cz>
22776 * except.c (label_to_region_map): Fix thinko.
22778 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22780 PR middle-end/38237
22781 * tree.h (tree_find_value): New declaration.
22782 * tree.c (tree_find_value): New function.
22783 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22785 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22788 * c-decl.c (struct c_binding): Add locus field.
22789 (bind): Add locus argument, set locus field from it.
22790 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22791 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22792 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22793 implicitly_declare, undeclared_variable, lookup_label,
22794 declare_label, c_make_fname_decl, c_builtin_function,
22795 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22798 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22801 * config/i386/i386.c (classify_argument): Check total size of
22804 2009-03-30 Martin Jambor <mjambor@suse.cz>
22806 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22807 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22808 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22811 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22812 seen_variable_array_ref while also traversing a union.
22814 * tree-inline.c (optimize_inline_calls): Do not call
22815 cgraph_node_remove_callees.
22816 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22817 (pass_remove_cgraph_callee_edges): New variable.
22818 * passes.c (init_optimization_passes): Add
22819 pass_remove_cgraph_callee_edges after early inlining and before all
22820 late intraprocedural passes.
22822 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22824 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22826 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22827 Fix typos in names.
22829 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22831 * combine.c (simplify_comparison): Use have_insn_for.
22832 * dojump.c (do_jump): Likewise.
22834 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22836 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22837 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22838 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22839 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22840 instead of sparc_compare_emitted.
22841 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22842 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22843 instead of sparc_compare_emitted.
22845 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22847 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22848 enter/exit cfglayout mode.
22849 (pass_partition_block): Require it.
22850 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22851 (combine_instructions): Track basic blocks instead of labels.
22852 (update_cfg_for_uncondjump): New.
22853 (try_combine): Use it. Update jumps after rescanning.
22854 (pass_combine): Require PROP_cfglayout.
22855 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22857 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22859 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22860 Provide/destroy PROP_cfglayout respectively.
22861 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22862 * tree-pass.h (PROP_cfglayout): New.
22864 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22866 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22867 fold_convert_const_fixed_from_fixed,
22868 fold_convert_const_fixed_from_int,
22869 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22870 set TREE_CONSTANT_OVERFLOW.
22871 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22872 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22874 2009-03-30 Ira Rosen <irar@il.ibm.com>
22876 * tree-vect-loop-manip.c: New file.
22877 * tree-vectorizer.c: Update documentation and included files.
22878 (vect_loop_location): Make extern.
22879 (rename_use_op): Move to tree-vect-loop-manip.c
22880 (rename_variables_in_bb, rename_variables_in_loop,
22881 slpeel_update_phis_for_duplicate_loop,
22882 slpeel_update_phi_nodes_for_guard1,
22883 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22884 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22885 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22886 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22887 find_loop_location): Likewise.
22888 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22889 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22890 get_vectype_for_scalar_type, vect_is_simple_use,
22891 supportable_widening_operation, supportable_narrowing_operation):
22893 (bb_in_loop_p): Move to tree-vect-loop.c.
22894 (new_loop_vec_info, destroy_loop_vec_info,
22895 reduction_code_for_scalar_code, report_vect_op,
22896 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22897 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22898 (vect_supportable_dr_alignment): Likewise.
22899 * tree-vectorizer.h (tree-data-ref.h): Include.
22900 (vect_loop_location): Declare.
22901 Reorganize function declarations according to the new file structure.
22902 * tree-vect-loop.c: New file.
22903 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22904 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22905 * tree-vect-data-refs.c: New file.
22906 * tree-vect-patterns.c (timevar.h): Don't include.
22907 * tree-vect-stmts.c: New file.
22908 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22909 tree-vect-slp.c, tree-vect-loop.c.
22910 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22911 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22912 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22913 (tree-vect-analyze.o): Remove.
22914 (tree-vect-transform.o): Likewise.
22915 (tree-vect-data-refs.o): Add rule.
22916 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22917 tree-vect-slp.o): Likewise.
22918 (tree-vect-patterns.o): Remove redundant dependencies.
22919 (tree-vectorizer.o): Likewise.
22920 * tree-vect-slp.c: New file.
22922 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22924 * optc-gen.awk: Warn if an option flag has multiple different
22927 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22929 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22930 -floop-block): Document dependences on PPL, CLooG and Graphite.
22932 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22934 PR rtl-optimization/323
22935 * c-common.c (c_fully_fold, convert_and_check,
22936 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22937 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22938 * c-common.def (EXCESS_PRECISION_EXPR): New.
22939 * c-cppbuiltin.c (builtin_define_float_constants): Define
22940 constants with enough digits for long double.
22941 * c-lex.c (interpret_float): Interpret constant with excess
22942 precision where appropriate.
22943 * c-opts.c (c_common_post_options): Set
22944 flag_excess_precision_cmdline. Give an error for
22945 -fexcess-precision=standard for C++ for processors where the
22946 option is significant.
22947 * c-parser.c (c_parser_conditional_expression): Handle excess
22948 precision in condition.
22949 * c-typeck.c (convert_arguments): Handle arguments with excess
22951 (build_unary_op): Move excess precision outside operation.
22952 (build_conditional_expr): Likewise.
22953 (build_compound_expr): Likewise.
22954 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22955 (build_modify_expr): Handle excess precision in RHS.
22956 (convert_for_assignment): Handle excess precision in converted
22958 (digest_init, output_init_element, process_init_element): Handle
22959 excess precision in initializer.
22960 (c_finish_return): Handle excess precision in return value.
22961 (build_binary_op): Handle excess precision in operands and add
22962 excess precision as needed for operation.
22963 * common.opt (-fexcess-precision=): New option.
22964 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22965 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22966 For standard excess precision, output explicit conversion to and
22967 truncation from XFmode.
22968 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22969 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22970 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22971 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22972 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22973 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22974 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22975 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22976 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22977 define_splits, sqrt<mode>2): Disable where appropriate for
22978 standard excess precision.
22979 * convert.c (convert_to_real): Do not shorten arithmetic to type
22980 for which excess precision would be used.
22981 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22982 * doc/invoke.texi (-fexcess-precision=): Document option.
22983 (-mfpmath=): Correct index entry.
22984 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22985 flag_excess_precision): New.
22986 * langhooks.c (lhd_post_options): Set
22987 flag_excess_precision_cmdline.
22988 * opts.c (common_handle_option): Handle -fexcess-precision=.
22989 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22990 init_excess_precision): New.
22991 (lang_dependent_init_target): Call init_excess_precision.
22992 * tree.c (excess_precision_type): New.
22993 * tree.h (excess_precision_type): Declare.
22995 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22998 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22999 non-lvalue to component.
23001 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23003 PR preprocessor/34695
23004 * Makefile.in (c-opts.o): Depend on c-tree.h.
23005 * c-common.c: Move down include of diagnostic.h.
23006 (done_lexing, c_cpp_error): New.
23007 * c-common.h (done_lexing): Declare.
23008 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23010 * c-opts.c: Include c-tree.h.
23011 (c_common_init_options): Set preprocessor error callback.
23012 (c_common_handle_option): Do not set preprocessor
23013 inhibit_warnings, warnings_are_errors, warn_system_headers,
23014 pedantic_errors or inhibit_warnings flags.
23015 (c_common_post_options): Do not check cpp_errors (parse_in).
23016 (c_common_finish): Do not output dependencies if there were
23017 errors. Do not check return value of cpp_finish.
23018 * c-ppoutput.c (pp_file_change): Set input_location.
23019 * c-tree.h (c_cpp_error): Declare.
23020 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23022 (diagnostic_build_prefix): Check override_column.
23023 * diagnostic.h (diagnostic_info): Add override_column field.
23024 (diagnostic_override_column): Define.
23026 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23028 * c-common.c (c_expand_expr, c_staticp): Remove.
23029 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23030 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23031 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23032 * c-gimplify.c (gimplify_compound_literal_expr,
23033 optimize_compound_literals_in_ctor): Remove.
23034 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23035 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23036 * c-semantics.c (emit_local_var): Remove.
23038 * langhooks-def.h (lhd_expand_expr): Remove.
23039 * langhooks.c (lhd_expand_expr): Remove.
23040 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23042 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23043 handling from c-semantics.c; don't call into langhook.
23044 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23045 * gimplify.c (gimplify_compound_literal_expr,
23046 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23047 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23048 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23049 as was done in c-gimplify.c.
23050 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23051 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23052 Move from c-common.h.
23053 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23055 * tree.c (staticp): Do not call langhook.
23056 * langhooks.c (lhd_staticp): Delete.
23057 * langhooks-def.h (lhd_staticp): Delete prototype.
23058 (LANG_HOOKS_STATICP): Delete.
23059 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23061 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23062 instead of DECL_STMTs.
23064 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23072 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23074 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23075 contained expression.
23076 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23077 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23078 conditional expressions for C.
23079 (decl_constant_value_for_optimization): Move from
23080 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23081 whether optimizing and that the expression is a VAR_DECL not of
23082 array type instead of doing such checks in the caller. Do not
23083 check pedantic. Call gcc_unreachable for C++.
23084 * c-common.def (C_MAYBE_CONST_EXPR): New.
23085 * c-common.h (c_fully_fold, c_save_expr,
23086 decl_constant_value_for_optimization): New prototypes.
23087 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23088 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23089 EXPR_INT_CONST_OPERANDS): Define.
23090 * c-convert.c (convert): Strip nops from expression.
23091 * c-decl.c (groktypename): Take extra parameters expr and
23092 expr_const_operands. Update call to grokdeclarator.
23093 (start_decl): Update call to grokdeclarator. Add statement for
23094 expressions used in type of decl.
23095 (grokparm): Update call to grokdeclarator.
23096 (push_parm_decl): Update call to grokdeclarator.
23097 (build_compound_literal): Add parameter non_const and build a
23098 C_MAYBE_COSNT_EXPR if applicable.
23099 (grokdeclarator): Take extra parameters expr and
23100 expr_const_operands. Track expressions used in declaration
23101 specifiers and declarators. Fold array sizes and track whether
23102 they are constant expressions and whether they are integer
23103 constant expressions.
23104 (parser_xref_tag): Set expr and expr_const_operands fields in
23106 (grokfield): Update call to grokdeclarator.
23107 (start_function): Update call to grokdeclarator.
23108 (build_null_declspecs): Set expr and expr_const_operands fields in
23110 (declspecs_add_type): Handle expressions in typeof specifiers.
23111 * c-parser.c (c_parser_declspecs): Set expr and
23112 expr_const_operands fields for declaration specifiers.
23113 (c_parser_enum_specifier): Likewise.
23114 (c_parser_struct_or_union_specifier): Likewise.
23115 (c_parser_typeof_specifier): Likewise. Update call to
23116 groktypename. Fold expression as needed. Return expressions with
23117 type instead of adding statements.
23118 (c_parser_attributes): Update calls to c_parser_expr_list.
23119 (c_parser_statement_after_labels): Fold expression before passing
23120 to objc_build_throw_stmt.
23121 (c_parser_condition): Fold expression.
23122 (c_parser_asm_operands): Fold expression.
23123 (c_parser_conditional_expression): Use c_save_expr. Update call
23124 to build_conditional_expr.
23125 (c_parser_alignof_expression): Update call to groktypename.
23126 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23127 original_code. Fold expression argument of va_arg. Create
23128 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23129 argument to va_arg. Update calls to groktypename. Fold array
23130 index for offsetof. Verify that first argument to
23131 __builtin_choose_expr has integer type.
23132 (c_parser_postfix_expression_after_paren_type): Update calls to
23133 groktypename and build_compound_literal. Handle expressions with
23134 side effects in type name.
23135 (c_parser_postfix_expression_after_primary): Update call to
23136 c_parser_expr_list. Set original_code for calls to
23137 __builtin_constant_p.
23138 (c_parser_expr_list): Take extra parameter fold_p. Fold
23139 expressions if requested.
23140 (c_parser_objc_type_name): Update call to groktypename.
23141 (c_parser_objc_synchronized_statement): Fold expression.
23142 (c_parser_objc_receiver): Fold expression.
23143 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
23144 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
23145 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
23146 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
23147 (struct c_typespec): Add elements expr and expr_const_operands.
23148 (struct c_declspecs): Add elements expr and expr_const_operands.
23149 (groktypename, build_conditional_expr, build_compound_literal):
23151 (in_late_binary_op): Declare.
23152 * c-typeck.c (note_integer_operands): New function.
23153 (in_late_binary_op): New variable.
23154 (decl_constant_value_for_broken_optimization): Move to c-common.c
23155 and rename to decl_constant_value_for_optimization.
23156 (default_function_array_conversion): Do not strip nops.
23157 (default_conversion): Do not call
23158 decl_constant_value_for_broken_optimization.
23159 (build_array_ref): Do not fold result.
23160 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
23161 result when operand is a VLA.
23162 (c_expr_sizeof_type): Update call to groktypename. Handle
23163 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23164 result when operand names a VLA type.
23165 (build_function_call): Update call to build_compound_literal.
23166 Only fold result for calls to __builtin_* functions. Strip
23167 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23168 the function designator.
23169 (convert_arguments): Fold arguments. Update call to
23170 convert_for_assignment.
23171 (build_unary_op): Handle increment and decrement of
23172 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23173 decrement earlier. Fold operand of increment and decrement.
23174 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23175 built for integer operand. Wrap returns that are INTEGER_CSTs
23176 without being integer constant expressions or that have integer
23177 constant operands without being INTEGER_CSTs.
23178 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
23179 (build_conditional_expr): Add operand ifexp_bcp. Track whether
23180 result is an integer constant expression or can be used in
23181 unevaluated parts of one and avoid folding and wrap as
23182 appropriate. Fold operands before possibly doing -Wsign-compare
23184 (build_compound_expr): Wrap result for C99 if operands can be used
23185 in integer constant expressions.
23186 (build_c_cast): Update call to digest_init. Do not ignore
23187 overflow from casting floating-point constants to integers. Wrap
23188 results that could be confused with integer constant expressions,
23189 null pointer constants or floating-point constants.
23190 (c_cast_expr): Update call to groktypename. Handle expressions
23191 included in type name.
23192 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23193 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23194 Update calls to convert_for_assignment.
23195 (convert_for_assignment): Take new parameter
23196 null_pointer_constant. Do not strip nops or call
23197 decl_constant_value_for_broken_optimization. Set
23198 in_late_binary_op for conversions to boolean.
23199 (store_init_value): Update call to digest_init.
23200 (digest_init): Take new parameter null_pointer_constant. Do not
23201 call decl_constant_value_for_broken_optimization. pedwarn for
23202 initializers not constant expressions. Update calls to
23203 convert_for_assignment.
23204 (constructor_nonconst): New.
23205 (struct constructor_stack): Add nonconst element.
23206 (really_start_incremental_init, push_init_level, pop_init_level):
23207 Handle constructor_nonconst and nonconst element.
23208 (set_init_index): Call constant_expression_warning for array
23210 (output_init_element): Fold value. Set constructor_nonconst as
23211 applicable. pedwarn for initializers not constant expressions.
23212 Update call to digest_init. Call constant_expression_warning
23213 where constant initializers are required.
23214 (process_init_element): Use c_save_expr.
23215 (c_finish_goto_ptr): Fold expression.
23216 (c_finish_return): Fold return value. Update call to
23217 convert_for_assignment.
23218 (c_start_case): Fold switch expression.
23219 (c_process_expr_stmt): Fold expression.
23220 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23221 ensure statement expression is not evaluated in constant expression.
23222 (build_binary_op): Track whether results are integer constant
23223 expressions or may occur in such, disable folding and wrap results
23224 as applicable. Fold operands for -Wsign-compare warnings unless
23226 (c_objc_common_truthvalue_conversion): Handle results folded to
23227 integer constants that are not integer constant expressions.
23228 * doc/extend.texi: Document when typeof operands are evaluated,
23229 that condition of __builtin_choose_expr is an integer constant
23230 expression, and more about use of __builtin_constant_p in
23233 2009-03-29 Richard Guenther <rguenther@suse.de>
23235 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23236 propagate addresses of array references.
23238 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23240 * regmove.c (perhaps_ends_bb_p): Remove.
23241 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23242 from INSN and check that the main loop stays within that basic block.
23243 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23244 (regmove_forward_pass): Split out from regmove_optimize. Use
23245 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23246 (regmove_backward_pass): Split out from regmove_optimize. Use
23247 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23248 (regmove_optimize): Simplify.
23250 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23253 * config/i386/i386.c (classify_argument): Ignore flexible array
23254 member in struct and warn ABI change.
23256 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23258 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23260 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23261 (ix86_adjust_cost): Updated.
23263 2009-03-29 Jan Hubicka <jh@suse.cz>
23265 PR middle-end/28850
23266 * tree-pass.h (pass_cleanup_eh): New function.
23267 (remove_unreachable_regions): Break code handling RTL
23268 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23269 that can not be reached by runtime.
23270 (can_be_reached_by_runtime): New function.
23271 (label_to_region_map): New function.
23272 (num_eh_regions): New function.
23273 (rtl_remove_unreachable_regions): New function.
23274 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23275 (remove_eh_region): New function.
23276 * except.h: Include sbitmap and vecprim.
23277 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23278 num_eh_regions): Declare.
23279 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23280 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23281 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23282 (tree_empty_eh_handler_p): New function.
23283 (cleanup_empty_eh): New function.
23284 (cleanup_eh): New function.
23285 (pass_cleanup_eh): New function.
23287 2009-03-29 Jan Hubicka <jh@suse.cz>
23289 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23290 for removed regions.
23292 2009-03-29 Jan Hubicka <jh@suse.cz>
23294 * except.c (dump_eh_tree): Dump all datastructures.
23296 2009-03-29 Jan Hubicka <jh@suse.cz>
23298 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23299 (duplicate_eh_regions_1): Likewise.
23300 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23301 vector; call EH verification.
23302 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23303 Be ready for region being removed.
23305 2009-03-29 Jan Hubicka <jh@suse.cz>
23307 * bitmap.c (bitmap_last_set_bit): New function.
23308 * bitmap.h (bitmap_last_set_bit): Declare.
23310 2009-03-29 David Ayers <ayers@fsfe.org>
23313 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23314 by calling objc_compare_types and surpress warnings about
23315 incompatible C pointers that are compatible ObjC pointers.
23317 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23319 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23320 call initialize_inline_failed.
23321 (initialize_inline_failed): Move it from here ...
23322 * cgraph.c (initialize_inline_failed): ... to here.
23323 (cgraph_create_edge): Call initialize_inline_failed rather than
23324 setting inline_failed directly.
23326 2009-03-29 Ben Elliston <bje@au.ibm.com>
23329 * sysv4.opt (msdata): Improve comment.
23330 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23331 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23333 2009-03-29 Ben Elliston <bje@au.ibm.com>
23336 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23337 load and store attributes.
23339 2009-03-29 Ben Elliston <bje@au.ibm.com>
23341 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23342 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23343 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23344 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23345 __builtin_infq and __builtin_huge_valq.
23347 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23349 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23351 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23352 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23354 2009-03-28 Xinliang David Li <davidxl@google.com>
23356 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23357 (do_dbg_cnt): New function.
23359 2009-03-28 Jan Hubicka <jh@suse.cz>
23361 Merge from pretty-ipa:
23363 2009-03-27 Jan Hubicka <jh@suse.cz>
23365 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23366 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23367 * passes.c (function_called_by_processed_nodes_p): New.
23368 * ipa-pure-const.c (check_call): Fix handling of operands.
23369 (analyze_function): Dump debug output for skipped bodies.
23370 (local_pure_const): Use function_called_by_processed_nodes_p.
23371 * dwarf2out.c (reference_to_unused): Use output.
23372 * passes.c (do_per_function_toporder): Likewise.
23374 2008-11-12 Jan Hubicka <jh@suse.cz>
23376 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23377 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23378 state_set_in_source enum
23379 (check_decl): Ignore memory tags; do not set fake looping flags;
23381 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23382 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23383 (check_call, analyze_function): Rewrite.
23385 (add_new_function): Update call of analyze_function.
23386 (generate_summary): Add call of analyze_function.
23387 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23388 (local_pure_const): New function.
23389 (pass_local_pure_const): New pass.
23390 * ipa-inline.c (inline_transform): Set after_inlining.
23391 * tree-eh.c (stmt_can_throw_external): New.
23392 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23393 work with aliasing built.
23394 * tree-flow.h (stmt_can_throw_external): New.
23395 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23396 and local pure/const pass in early and late optimization queue.
23398 2009-03-28 Martin Jambor <mjambor@suse.cz>
23400 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23402 (fold_binary): Allow function decl aligment consideration is the
23403 second argument is integer constant one.
23404 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23405 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23406 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23408 2009-03-28 Jan Hubicka <jh@suse.cz>
23410 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23411 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23412 * function.h (rtl_data): Add nothrow flag.
23413 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23414 set DECL_NOTHROW for AVAILABLE functions.
23416 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23418 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23419 following vector keyword has expansion starting with pixel or bool
23420 keyword, expand vector to __vector and pixel or bool to __pixel or
23424 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23425 warn_if_disallowed_function_p): Removed.
23426 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23427 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23428 warning_if_disallowed_function_p.
23429 * flags.h (warn_if_disallowed_function_p,
23430 warn_disallowed_functions): Removed.
23431 * common.opt (Wdisallowed-function-list=): Removed.
23432 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23434 2009-03-28 Richard Guenther <rguenther@suse.de>
23436 PR tree-optimization/38723
23437 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23440 2009-03-28 Jan Hubicka <jh@suse.cz>
23442 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23443 test introduced by my previous patch.
23445 2009-03-28 Richard Guenther <rguenther@suse.de>
23447 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23448 the PHIs value undefined.
23450 2009-03-28 Jan Hubicka <jh@suse.cz>
23452 * tree-pass.h (pass_fixup_cfg): New pass.
23453 * ipa-inline.c (inline_transform): Set
23454 always_inline_functions_inlined/after_inlining.
23455 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23456 (pass_fixup_cfg): New pass.
23457 * passes.c (init_optimization_passes): Add fixup_cfg.
23459 2009-03-28 Richard Guenther <rguenther@suse.de>
23461 PR tree-optimization/38458
23462 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23463 argument use the arguments copy-of value.
23465 2009-03-28 Richard Guenther <rguenther@suse.de>
23467 PR tree-optimization/38180
23468 * tree-ssa-ccp.c (get_default_value): Simplify.
23469 (likely_value): Likewise.
23470 (surely_varying_stmt_p): Properly handle VOP case.
23471 (ccp_initialize): Likewise.
23472 (ccp_fold): Handle propagating through *&.
23473 (fold_const_aggregate_ref): Also handle decls.
23475 2009-03-28 Jan Hubicka <jh@suse.cz>
23477 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23478 * cgraph.h (cgraph_node): Likewise.
23479 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23480 (cgraph_reset_node): Use process flag.
23481 (cgraph_mark_functions_to_output): Likewise.
23482 (cgraph_expand_function): Likewise.
23483 (cgraph_expand_all_functions): Likewise.
23484 (cgraph_output_in_order): Likewise.
23485 * dwarf2out.c (reference_to_unused): Likewise.
23486 * passes.c do_per_function_toporder): Likewise.
23488 2009-03-28 Jan Hubicka <jh@suse.cz>
23490 Bring from lto-branch:
23492 2008-09-03 Doug Kwan <dougkwan@google.com>
23494 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23495 enums instead of reason strings.
23496 * cgraph.c (cgraph_create_edge): Same.
23497 (cgraph_inline_failed_string): New function.
23498 * cgraph.h (cgraph_inline_failed_t): New enum type.
23499 (cgraph_inline_failed_string): New prototype.
23500 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23501 char pointer to cgraph_inline_failed_t.
23502 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23503 (cgraph_default_inline_p): Ditto.
23504 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23505 to cgraph_inline_failed_t pointer.
23506 * cif-code.def: New file.
23507 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23509 (cgraph_check_inline_limits): Change type of REASON to pointer to
23510 cgraph_inline_failed_t. Replace reason strings with enums.
23511 (cgraph_default_inline_p): Ditto.
23512 (cgraph_recursive_inlining_p): Ditto.
23513 (update_caller_keys): Change type of FAILED_REASON to
23514 cgraph_inline_failed_t.
23515 (cgraph_set_inline_failed): Change type of REASON to pointer to
23516 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23517 convert enums to strings for text output.
23518 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23519 to be of type cgraph_inline_failed_t. Replace reason strings with
23520 enums. Call cgraph_inline_failed_string to covert enums
23521 to strings for text output.
23522 (cgraph_decide_inlining): Replace reason strings with enums.
23523 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23524 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23526 * tree-inline.c (expand_call_inline): Change type of REASON
23527 to cgraph_inline_failed_t. Replace reason strings with enums.
23528 Call cgraph_inline_failed_string for text output.
23529 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23532 2009-03-28 Jan Hubicka <jh@suse.cz>
23534 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23535 cgraph_clone_node): Remove master clone handling.
23536 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23537 * cgraph.h (master_clone): Remove.
23538 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23539 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23540 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23542 2009-03-28 Jan Hubicka <jh@suse.cz>
23544 * cgraph.c (cgraph_function_body_availability): Functions declared
23545 inline are always safe to assume that it is not going to be replaced.
23547 2009-03-28 Richard Guenther <rguenther@suse.de>
23549 PR tree-optimization/38513
23550 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23551 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23552 EXC_PTR_EXPR and FILTER_EXPR.
23553 (get_ref_from_reference_ops): Likewise.
23555 2009-03-28 Richard Guenther <rguenther@suse.de>
23557 PR tree-optimization/38968
23558 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23559 Use FLOOR_MOD_EXPR to compute misalignment.
23561 2009-03-28 Richard Guenther <rguenther@suse.de>
23563 PR tree-optimization/37795
23564 * tree.h (combine_comparisons): Declare.
23565 * fold-const.c (combine_comparisons): Export.
23566 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23568 (ifcombine_iforif): Use combine_comparisons.
23570 2009-03-28 Jan Hubicka <jh@suse.cz>
23572 * tree-eh.c (inlinable_call_p): New function.
23573 (make_eh_edges): Use it.
23574 (verify_eh_edges): Use it.
23575 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23576 * except.c (reachable_next_level): Add inlinable_function argument
23577 (sjlj_find_directly_reachable_regions): Update.
23578 (add_reachable_handler): Do not set saw_any_handlers.
23579 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23580 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23581 Add new inlinable call parameter.
23582 (can_throw_internal, can_throw_external): Update.
23583 * except.h (can_throw_internal_1, can_throw_external_1,
23584 foreach_reachable_handler): Update declaration.
23586 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23588 * config/arm/t-arm-coff, config/h8300/coff.h,
23589 config/i386/i386-aout.h, config/i386/i386-coff.h,
23590 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23591 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23592 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23593 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23594 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23595 sys-types.h: Remove.
23596 * Makefile.in: Remove protoize and fixproto support and references
23598 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23599 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23601 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23602 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23603 unprotoize$(exeext).
23604 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23605 (.PHONY): Don't depend on proto.
23606 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23607 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23608 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23609 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23610 build/gen-protos.o, build/scan.o, xsys-protos.h,
23611 build/fix-header$(build_exeext), build/fix-header.o,
23612 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23613 stmp-install-fixproto): Remove.
23614 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23615 SYSCALLS.c or fixproto files.
23616 (install-common): Don't install protoize.
23617 (install-headers-tar, install-headers-cpio, install-headers-cp):
23618 Don't depend on $(STMP_FIXPROTO).
23619 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23620 install fixproto files or write out fixproto settings.
23621 (uninstall): Don't uninstall protoize.
23622 * config.gcc (use_fixproto): Remove.
23623 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23624 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23625 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23626 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23627 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23628 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23629 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23630 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23631 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23632 * config/t-vxworks (STMP_FIXPROTO): Remove.
23633 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23634 STMP_FIXPROTO): Remove.
23635 * config.in, configure: Regenerate.
23636 * crtstuff.c (gid_t, uid_t): Don't undefine.
23637 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23638 (arm-*-coff, arm-*-aout: Remove target entries.
23639 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23640 Remove mention of AIX 4.1.
23641 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23642 * doc/invoke.texi (Running Protoize): Remove.
23643 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23644 (Protoize Caveats): Remove.
23645 * tsystem.h: Update comments on headers assumed to exist.
23647 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23649 * genautomata.c: Add a new year to the copyright. Add a new
23651 (struct insn_reserv_decl): Add comments for member bypass_list.
23652 (find_bypass): Remove.
23653 (insert_bypass): New.
23654 (process_decls): Use insert_bypass.
23655 (output_internal_insn_latency_func): Output all bypasses with the
23656 same input insn in one switch case.
23658 * rtl.def (define_bypass): Describe bypass choice.
23659 * doc/md.texi (define_bypass): Ditto.
23661 2009-03-27 Richard Guenther <rguenther@suse.de>
23663 * gimplify.c (mark_addressable): Export.
23664 * tree-flow.h (mark_addressable): Declare.
23665 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23666 * tree-ssa.c (verify_phi_args): Verify that address taken
23667 variables have TREE_ADDRESSABLE set.
23669 2009-03-27 Richard Guenther <rguenther@suse.de>
23671 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23672 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23673 Do not mark decls TREE_ADDRESSABLE.
23674 (build_fold_addr_expr): Adjust.
23675 (fold_addr_expr): Remove.
23676 (fold_unary): Use build_fold_addr_expr.
23677 (fold_comparison): Likewise.
23678 (split_address_to_core_and_offset): Likewise.
23679 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23681 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23682 (gimplify_modify_expr_to_memcpy): Mark source and destination
23684 * omp-low.c (create_omp_child_function): Mark the object decl
23686 (lower_rec_input_clauses): Mark the var we take the address of
23688 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23690 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23692 PR middle-end/39315
23693 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23694 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23696 2009-03-27 Richard Guenther <rguenther@suse.de>
23698 PR tree-optimization/39120
23699 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23701 (handle_lhs_call): Process return constraints. Add escape
23702 constraints if necessary.
23703 (handle_const_call): Fill out return constraints. Make nested
23704 case more precise. Avoid consttmp if possible.
23705 (handle_pure_call): Fill out return constraints. Avoid
23706 callused if possible.
23707 (find_func_aliases): Simplify call handling.
23709 2009-03-27 Richard Guenther <rguenther@suse.de>
23711 PR tree-optimization/39120
23712 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23713 as a representative.
23714 (solve_graph): Do propagate CALLUSED.
23715 (handle_pure_call): Use a scalar constraint from CALLUSED for
23717 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23720 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23723 * c-common.c (handle_aligned_attribute): Properly check alignment
23724 overflow. Use (1U << i) instead of (1 << i).
23726 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23728 * expr.h (get_mem_align_offset): Updated.
23730 * tree.h (tree_decl_common): Change align to "unsigned int" and
23731 move it before pointer_alias_set.
23733 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23734 Jakub Jelinek <jakub@redhat.com>
23737 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23738 gr_register_operand with gr_reg_or_0_operand.
23739 (cmpxchg_rel_di): Likewise.
23740 (sync_lock_test_and_set<mode>): Likewise.
23742 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23744 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23745 (true_regnum): Likewise.
23747 * rtlanal.c (subreg_info): Moved to ...
23748 * rtl.h (subreg_info): Here. New.
23749 (subreg_get_info): New.
23751 * rtlanal.c (subreg_get_info): Make it extern.
23753 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23756 * config/i386/i386.c (ix86_abi): New.
23757 (override_options): Handle -mabi=.
23758 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23759 (ix86_call_abi_override): Likewise.
23760 (init_cumulative_args): Likewise.
23761 (function_arg_advance): Likewise.
23762 (function_arg_64): Likewise.
23763 (function_arg): Likewise.
23764 (ix86_pass_by_reference): Likewise.
23765 (ix86_function_value_regno_p): Likewise.
23766 (ix86_build_builtin_va_list_abi): Likewise.
23767 (setup_incoming_varargs_64): Likewise.
23768 (is_va_list_char_pointer): Likewise.
23769 (ix86_init_machine_status): Likewise.
23770 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23771 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23772 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23773 (ix86_function_abi): Make it static and return enum calling_abi.
23774 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23776 (ix86_fn_abi_va_list): Updated.
23778 * config/i386/i386.h (ix86_abi): New.
23779 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23780 (CONDITIONAL_REGISTER_USAGE): Likewise.
23781 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23782 (machine_function): Likewise.
23784 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23786 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23787 (STACK_BOUNDARY): Likewise.
23788 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23790 * config/i386/i386.opt (mabi=): New.
23792 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23793 return enum calling_abi.
23794 (ix86_function_type_abi): Likewise.
23795 (ix86_function_abi): Removed.
23797 * doc/invoke.texi: Document -mabi= option for x86.
23799 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23801 * builtins.c (real_dconstp): Delete.
23802 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23804 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23805 Jakub Jelinek <jakub@redhat.com>
23808 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23809 (gen_subprogram_die): When a function is explicit, generate the
23810 DW_AT_explicit attribute.
23811 * langhooks.h (struct lang_hooks_for_decls): Add
23812 function_decl_explicit_p langhook.
23813 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23814 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23816 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23818 * builtins.c (fold_builtin_memory_op): Optimize memmove
23819 into memcpy if we can prove source and destination don't overlap.
23821 * tree-inline.c: Include gt-tree-inline.h.
23822 (clone_fn_id_num): New variable.
23823 (clone_function_name): New function.
23824 (tree_function_versioning): Use it.
23825 * Makefile.in (GTFILES): Add tree-inline.c.
23827 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23829 * BASE-VER: Change to 4.5.0.
23831 2009-03-27 Xinliang David Li <davidxl@google.com>
23833 PR tree-optimization/39557
23834 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23836 2009-03-27 Xinliang David Li <davidxl@google.com>
23838 PR tree-optimization/39548
23839 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23842 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23844 * c-common.c (pointer_int_sum): Use %wd on return from
23847 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23849 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23850 on return from tree_low_cst.
23852 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23855 * ginclude/stdarg.h (va_copy): Define also for
23856 __GXX_EXPERIMENTAL_CXX0X__.
23858 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23861 * builtins.h (c_strlen): Do not warn here.
23862 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23863 * c-common.c (pointer_int_sum): Take an explicit location.
23864 Warn about offsets out of bounds.
23865 * c-common.h (pointer_int_sum): Adjust declaration.
23867 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23869 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23872 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23875 * opts.c (warn_if_disallowed_function_p): Don't assume
23876 get_callee_fndecl must return non-NULL.
23878 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23880 PR rtl-optimization/39522
23881 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23882 when reg_reloaded_valid is set.
23884 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23886 * config/spu/divv2df3.c: New file.
23887 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23888 (DPBIT_FUNCS): Filter out _div_df.
23890 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23892 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23893 a jump insn, count that jump in the distance to the loop start.
23895 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23898 * config/sh/sh.c (calc_live_regs): Fix condition for global
23899 registers except PIC_OFFSET_TABLE_REGNUM.
23901 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23904 * doc/invoke.texi (-mconsole): New.
23906 (-mno-cygwin): New.
23908 (-mnop-fun-dllimport): New.
23912 (sub section "i386 and x86-64 Windows Options"): New.
23914 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23916 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23917 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23919 2009-03-25 Richard Guenther <rguenther@suse.de>
23921 PR middle-end/39497
23922 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23925 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23927 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23928 neither of haifa/selective schedulers are working.
23930 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23932 * doc/invoke.texi (Debugging Options): Fix description of
23933 -fno-merge-debug-strings.
23935 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23937 * config/cris/libgcc.ver: New version-script.
23938 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23940 * configure.ac <GAS features, nop mnemonic>: Add pattern
23941 crisv32-*-* for "nop".
23942 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23943 * configure: Regenerate.
23945 2009-03-24 Ira Rosen <irar@il.ibm.com>
23947 PR tree-optimization/39529
23948 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23949 mark_sym_for_renaming for the tag copied to the new vector
23952 2009-03-24 Arthur Loiret <aloiret@debian.org>
23954 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23955 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23956 EXTRA_SPEC_FUNCTIONS.
23957 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23958 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23959 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23960 -march and -mtune options.
23962 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23964 * config/m68k/t-rtems: Add m5329 multilib.
23966 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23967 Jakub Jelinek <jakub@redhat.com>
23970 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23973 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23976 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23977 instead of c_parser_expression_conv, if original_code isn't one of the
23978 4 allowed comparison codes, fail.
23980 2009-03-23 Richard Guenther <rguenther@suse.de>
23982 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23983 * tree.h (struct tree_type): Likewise.
23984 * reload.h (struct insn_chain): Likewise.
23985 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23986 * function.h (struct function): Likewise.
23987 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23989 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23991 PR tree-optimization/39516
23992 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23994 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23996 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23997 should be set true if BITS_PER_WORD of target is bigger than 32
23999 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24001 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24002 Translate -B-options to -rpath-link. Correct existing
24003 rpath-link and conditionalize on !nostdlib.
24005 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24007 * doc/extend.texi (Function Attributes, Variable Attributes):
24009 * doc/invoke.texi (Debugging Options, Optimize Options)
24010 (i386 and x86-64 Options, MCore Options): Likewise.
24012 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24015 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24016 it for block local namespace aliases.
24017 (gen_decl_die): Pass context_die to gen_namespace_die.
24019 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24022 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24023 minimum or maximum value.
24025 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24027 * reginfo.c (globalize_reg): Recompute derived reg sets.
24029 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24032 * libgcc2.c (mprotect): Do not use signed arguments for
24033 VirtualProtect, use DWORD arguments. Also fix the 'may
24034 be used uninitialized' warning for the np variable.
24036 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24039 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24040 functions using regparm calling conventions when not optimizing.
24041 (ix86_function_sseregparm): Similarly for sseregparm calling
24044 2009-03-19 Li Feng <nemokingdom@gmail.com>
24046 PR middle-end/39500
24047 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24048 dependence if the first conflict is after niter iterations.
24050 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24052 PR middle-end/38609
24053 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24054 functions with dynamic stack-pointer adjustments.
24056 2009-03-19 Ben Elliston <bje@au.ibm.com>
24058 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24059 option; change to -msdata=data.
24061 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24063 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24066 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24069 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24071 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24073 * doc/invoke.texi (Code Gen Options): Expand discussion of
24076 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24078 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24079 * matrix-reorg.c (struct matrix_info): Likewise.
24080 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24081 * rtl.h (struct mem_attrs): Likewise.
24082 * df.h (struct df): Likewise.
24083 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24084 * ira-int.h (struct ira_allocno): Likewise.
24085 * df-scan.c (struct df_collection_rec): Likewise.
24086 * ira.c (struct equivalence): Likewise.
24087 * function.c (struct temp_slot): Likewise.
24088 * cfgloop.h (struct loop): Likewise.
24091 * function.c (use_register_for_decl): When not optimizing, disregard
24092 register keyword for variables with types containing methods.
24094 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24096 PR middle-end/39447
24097 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24098 (is_simple_operand): Call contains_component_ref_p before calling data
24099 reference analysis that would fail on COMPONENT_REFs.
24101 * tree-vrp.c (search_for_addr_array): Fix formatting.
24103 2009-03-18 Richard Guenther <rguenther@suse.de>
24105 * tree-vect-transform.c (vect_loop_versioning): Fold the
24106 generated comparisons.
24107 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24108 (slpeel_tree_peel_loop_to_edge): Likewise.
24110 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24112 PR middle-end/37805
24113 * opts.c (print_specific_help): In addition to `undocumented',
24114 accept `separate' and `joined' flags if passed alone. Describe
24115 output by the first matched one of those.
24116 (common_handle_option): Skip over empty strings.
24117 * gcc.c (display_help): Fix help string for `--help='.
24118 * doc/invoke.texi (Option Summary, Overall Options): With
24119 `--help=', classes and qualifiers can both be repeated, but
24120 only the latter can be negated. One should not pass only
24121 negated qualifiers. Fix markup and examples.
24124 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24125 PR middle-end/37805
24126 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24127 and -fhelp=separate.
24129 2009-03-17 Jing Yu <jingyu@google.com>
24131 PR middle-end/39378
24132 * function.h (struct rtl_data): Move is_thunk from here...
24133 (struct function): ...to here.
24134 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24135 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24137 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
24139 (alpha_does_function_need_gp, alpha_start_function): Likewise.
24140 (alpha_output_function_end_prologue): Likewise.
24141 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
24142 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
24143 (rs6000_output_function_epilogue): Likewise.
24144 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
24146 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
24149 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
24150 from different units in a single alternative.
24151 (*truncdfsf_i387): Ditto.
24152 (*truncxfsf2_mixed): Ditto.
24153 (*truncxfdf2_mixed): Ditto.
24155 2009-03-17 Jakub Jelinek <jakub@redhat.com>
24157 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
24158 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
24161 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24162 unused non-artificial variables when not optimizing.
24165 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24166 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24167 NAMESPACE_DECL in its DECL_INITIAL.
24169 PR middle-end/39443
24170 * optabs.c (set_user_assembler_libfunc): New function.
24171 * expr.h (set_user_assembler_libfunc): New prototype.
24172 * c-common.c: Include libfuncs.h.
24173 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24174 for memcmp, memset, memcpy, memmove and abort.
24175 * Makefile.in (c-common.o): Depend on libfuncs.h.
24178 * dwarf2out.c (gen_inlined_enumeration_type_die,
24179 gen_inlined_structure_type_die, gen_inlined_union_type_die,
24180 gen_tagged_type_instantiation_die): Removed.
24181 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
24184 2009-03-17 Janis Johnson <janis187@us.ibm.com>
24187 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
24189 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
24190 (check-parallel-%): Ditto.
24191 (check-consistency): Ditto.
24193 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24195 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24196 local variable rhs by NULL_TREE.
24198 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24201 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24203 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24206 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24208 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24211 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24212 for ms->sysv ABI calls only in 64bit mode.
24214 * config/i386/i386.md (untyped_call): Support 32bit.
24216 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24218 * doc/extend.texi: Replace x86_65 with x86_64.
24220 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24222 PR tree-optimization/39455
24223 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24224 mismatches for POINTER_TYPE_P (type).
24225 (number_of_iterations_le): Likewise.
24227 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24229 * config/picochip/picochip.c: Removed profiling support.
24230 * config/picochip/picochip.md: Removed profiling instruction.
24231 * config/picochip/picochip.h: Removed profiling builtin.
24233 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24235 * doc/install.texi (--with-host-libstdcxx): Document.
24237 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24240 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24241 generate a warning if the function name does not begin with
24242 "__vector" and the function has either the 'signal' or 'interrupt'
24243 attribute, from here to ...
24244 (avr_declare_function_name): ...here. New function.
24245 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24246 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24248 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24251 * cse.c (fold_rtx): Don't modify original const_arg1 when
24252 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24253 separate variable instead.
24254 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24255 from out of range shift counts.
24256 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24258 2009-03-13 Catherine Moore <clm@codesourcery.com>
24260 * config/i386/x-mingw32 (host-mingw32.o): Replace
24261 diagnostic.h with $(DIAGNOSTIC_H).
24263 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24266 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24268 * config/i386/sync.md (sync_compare_and_swap<mode>,
24269 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24270 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24272 (sync_double_compare_and_swapdi_pic,
24273 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24274 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24276 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24279 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24281 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24284 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24285 (avx_addsubv4df3): Likewise.
24286 (*avx_addsubv4sf3): Likewise.
24287 (sse3_addsubv4sf3): Likewise.
24289 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24292 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24294 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24297 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24298 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24299 registers for allocnos created from user-defined variables.
24301 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24304 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24305 of non-integer mode as well.
24307 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24309 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24310 for functions for which the parameter types are unknown.
24312 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24315 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24316 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24317 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24318 * config/i386/i386.c (ix86_local_alignment): For
24319 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24320 long long variables on the stack to avoid dynamic realignment.
24321 Allow the first argument to be a decl rather than type.
24322 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24324 2009-03-11 Nick Clifton <nickc@redhat.com>
24327 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24329 Add description to mno-lsim option.
24330 * config/mcore/mcore.h: Remove comment about deprecated m4align
24332 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24333 * doc/invoke.texi: Add description of mno-lsim and
24334 mstack-increment options.
24336 * config/fr30/fr30.opt: Document the -mno-lsim option.
24337 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24338 and -mno-lsim options.
24340 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24342 * fold-const.c (fold_comparison): Only call fold_inf_compare
24343 if the mode supports infinities.
24345 2009-03-11 Jason Merrill <jason@redhat.com>
24348 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24349 end already did. Notice GIMPLE_CALL modifications of the result.
24350 Don't copy debug information from an ignored decl or a decl from
24353 2009-03-10 Richard Guenther <rguenther@suse.de>
24354 Nathan Froyd <froydnj@codesourcery.com>
24356 PR middle-end/37850
24357 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24358 (__divMODE3): Likewise.
24360 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24362 PR tree-optimization/39394
24363 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24364 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24366 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24368 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24369 inline asms for register asm ("") declarations.
24371 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24373 * fold-const.c (fold_unary): Fix comment.
24375 2009-03-07 Jan Hubicka <jh@suse.cz>
24378 * tree-inline.c (setup_one_parameter): Do replacement of const
24379 argument by constant in SSA form.
24381 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24383 PR middle-end/38028
24384 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24385 determine alignment passed to assign_stack_local.
24386 (assign_parms_unsplit_complex): Likewise.
24387 * except.c (sjlj_build_landing_pads): Likewise.
24389 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24391 PR middle-end/39360
24392 * tree-flow.h (add_referenced_var): Return bool instead of void.
24393 * tree-dfa.c (add_referenced_var): Return result of
24394 referenced_var_check_and_insert call.
24395 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24396 of referenced_var_check_and_insert.
24399 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24400 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24401 DIE, don't emit it if abstract origin already has it.
24402 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24403 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24405 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24407 * genpreds.c (needs_variable): Fix parentheses at variable name
24409 (write_tm_constrs_h): Indent generated code.
24411 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24413 * doc/extend.texi (Function Attributes): Add documentation
24414 for isr attributes.
24416 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24419 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24420 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24422 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24424 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24427 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24430 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24431 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24433 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24435 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24436 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24437 constants instead of magic numbers.
24438 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24440 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24441 (x86_64_ms_abi_int_parameter_registers): Ditto.
24442 (x86_64_int_return_registers): Ditto.
24443 (ix86_maybe_switch_abi): Ditto.
24444 (ix86_expand_call): Ditto for clobbered_registers array.
24445 (ix86_hard_regno_mode_ok): Ditto.
24446 (x86_extended_QIreg_mentioned_p): Ditto.
24448 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24450 PR tree-optimization/39349
24451 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24453 * combine.c (gen_lowpart_for_combine): Use omode when generating
24456 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24458 PR rtl-optimization/39235
24459 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24461 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24463 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24465 2009-03-04 Richard Guenther <rguenther@suse.de>
24467 PR tree-optimization/39362
24468 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24469 that occur in abnormal PHIs should be varying.
24471 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24473 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24475 (simple_iv): Take loop as an argument instead of statement.
24476 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24477 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24479 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24481 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24482 * matrix-reorg.c (analyze_transpose): Ditto.
24483 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24484 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24485 * tree-predcom.c (ref_at_iteration): Ditto.
24486 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24488 2009-03-04 Richard Guenther <rguenther@suse.de>
24490 PR tree-optimization/39358
24491 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24492 escaped_id and callused_id.
24493 (solve_graph): Likewise.
24495 2009-03-04 Richard Guenther <rguenther@suse.de>
24497 PR tree-optimization/39339
24498 * tree-sra.c (try_instantiate_multiple_fields): Make it
24499 no longer ICE on the above.
24501 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24503 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24504 that fits within Pmode.
24506 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24508 PR middle-end/10109
24509 * tm.texi (LIBCALL_VALUE): Update description.
24511 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24513 PR middle-end/34443
24514 * doc/extend.texi (section): Update description.
24516 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24518 PR middle-end/39345
24519 * tree-inline.c (remapped_type): New.
24520 (can_be_nonlocal): Call remapped_type instead of remap_type.
24522 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24525 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24526 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24528 2009-03-03 Richard Guenther <rguenther@suse.de>
24530 PR middle-end/39272
24531 * tree.c (tree_nonartificial_location): New function.
24532 * tree.h (tree_nonartificial_location): Declare.
24533 * builtins.c (expand_builtin_memory_chk): Provide location
24534 of the call location for artificial function pieces.
24535 (maybe_emit_chk_warning): Likewise.
24536 (maybe_emit_sprintf_chk_warning): Likewise.
24537 (maybe_emit_free_warning): Likewise.
24538 * expr.c (expand_expr_real_1): Likewise.
24540 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24542 PR tree-optimization/39343
24543 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24544 COMPONENT_REF t has ARRAY_TYPE.
24546 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24548 PR middle-end/39335
24549 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24550 when the type precision of the induction variable should be
24551 larger than the type precision of nit.
24552 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24553 * graphite.c (graphite_loop_normal_form): Same.
24554 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24556 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24558 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24559 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24560 numbers to describe clobbered registers.
24561 (*call_value_0_rex64_ms_sysv): Ditto.
24562 * config/i386/mmx.md (mmx_emms): Ditto.
24563 (mmx_femms): Ditto.
24565 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24567 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24570 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24572 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24573 (spu_section_type_flags): New function.
24575 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24577 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24578 reg_class_contents of FLOAT_REGS into a temporary.
24580 2009-03-02 Richard Guenther <rguenther@suse.de>
24581 Ira Rosen <irar@il.ibm.com>
24583 PR tree-optimization/39318
24584 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24585 information to the vectorized statement.
24587 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24589 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24590 variable. Use defined names instead of magic constants for REX SSE
24593 2009-03-01 Richard Guenther <rguenther@suse.de>
24595 PR tree-optimization/39331
24596 * omp-low.c (lower_send_shared_vars): Do not receive new
24597 values for the reference of DECL_BY_REFERENCE parms or results.
24599 2009-03-01 Jan Hubicka <jh@suse.cz>
24602 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24603 BLOCK_NONLOCALIZED_VAR): New macros.
24604 (tree_block): Add nonlocalized_vars.
24605 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24606 gen_decl_die): Add origin argument. Allow generation of die with
24607 origin at hand only.
24608 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24609 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24611 (gen_block_die): Fix checking for unused blocks.
24612 (process_scope_var): Break out from .... ; work with origins only.
24613 (decls_for_scope) ... here; process nonlocalized list.
24614 (dwarf2out_ignore_block): Look for nonlocalized vars.
24615 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24617 (dump_scope_block): Dump them.
24618 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24619 (remap_block): Likewise.
24620 (can_be_nonlocal): New predicate.
24621 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24623 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24625 * configure: Regenerate.
24627 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24629 * optc-gen.awk: No need to duplicate option flags twice.
24630 Reuse help texts for duplicate options which do not have any.
24632 * gcc.c (display_help): Document --version.
24634 * gcc.c (main): If print_help_list and verbose_flag, ensure
24635 driver output comes before subprocess output.
24637 * optc-gen.awk: Assign all remaining fields to help string,
24638 space-separated, for multi-line help in *.opt.
24640 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24641 -Wno-pedantic-ms-format is for MinGW targets only.
24643 * doc/options.texi (Option file format): Fix bad indentation,
24644 restoring dropped sentence.
24646 2009-02-28 Jan Hubicka <jh@suse.cz>
24648 * tree-inline.c (tree_function_versioning): Output debug info.
24650 2009-02-28 Jan Hubicka <jh@suse.cz>
24653 * tree-inline.c (setup_one_parameter): Do not copy propagate
24654 arguments when not optimizing.
24656 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24659 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24660 (avx_addsubv4df3): Likewise.
24661 (*avx_addsubv4sf3): Likewise.
24662 (sse3_addsubv4sf3): Likewise.
24663 (*avx_addsubv2df3): Likewise.
24664 (sse3_addsubv2df3): Likewise.
24665 (avx_unpckhps256): Correct item selectors.
24666 (avx_unpcklps256): Likewise.
24667 (avx_unpckhpd256): Likewise.
24668 (avx_unpcklpd256): Likewise.
24670 2009-02-28 Jan Hubicka <jh@suse.cz>
24672 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24674 (copy_arguments_for_versioning): If var is declared don't declare it.
24675 (tree_function_versioning): First setup substitutions and then copy
24678 2009-02-27 Jan Hubicka <jh@suse.cz>
24681 * cgraph.h (varpool_output_debug_info): Remove.
24682 * cgraphunit.c (varpool_output_debug_info): Remove.
24683 * dwarf2out.c (deferred_locations_struct): New struct
24684 (deferred_locations): New type.
24685 (deferred_locations_list): New static var.
24686 (deffer_location): New function.
24687 (gen_variable_die): Use it.
24688 (decls_for_scope): Output info on local static vars.
24689 (dwarf2out_finish): Process deferred locations.
24690 * varpool.c (varpool_output_debug_info): Remove.
24692 2009-02-27 Jan Hubicka <jh@suse.cz>
24695 * tree.h (TREE_PROTECTED): Fix comment.
24696 (BLOCK_HANDLER_BLOCK): Remove.
24697 (struct tree_block): Remove handler_block add body_block.
24698 (inlined_function_outer_scope_p): New.
24699 (is_body_block): Remove.
24700 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24701 * dwarf2out.c (is_inlined_entry_point): Remove.
24702 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24703 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24705 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24706 * gimplify.c (gimplify_expr): Gimplify body blocks.
24707 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24708 block with multiple subblocks.
24709 (dump_scope_block): Prettier output; dump more flags and info.
24710 (dump_scope_blocks): New.
24711 (remove_unused_locals): Use dump_scope_blocks.
24712 * tree-flow.h (dump_scope_blocks): Declare.
24713 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24714 * stmt.c (is_body_block): Remove.
24715 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24716 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24718 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24720 PR middle-end/39308
24721 * graphite.c (graphite_loop_normal_form): Do not call
24722 number_of_iterations_exit from a gcc_assert.
24724 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24726 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24727 jumps if COND is NULL.
24728 (find_cond_jump): New function.
24729 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24730 * config/s390/s390.md: Remove z10_cobra attribute value.
24732 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24734 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24735 force_const_mem returns NULL_RTX.
24737 2009-02-26 Jan Hubicka <jh@suse.cz>
24740 * cgraph.h (varpool_output_debug_info): Remove.
24741 * cgraphunit.c (varpool_output_debug_info): Remove.
24742 * dwarf2out.c (deferred_locations_struct): New struct
24743 (deferred_locations): New type.
24744 (deferred_locations_list): New static var.
24745 (deffer_location): New function.
24746 (gen_variable_die): Use it.
24747 (decls_for_scope): Output info on local static vars.
24748 (dwarf2out_finish): Process deferred locations.
24749 * varpool.c (varpool_output_debug_info): Remove.
24751 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24753 PR rtl-optimization/39241
24754 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24755 to subreg_offset_representable_p.
24757 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24759 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24760 execute function prototype. Get f and nregs from max_reg_num
24761 and get_insns. Remove the first backward pass as it's dead,
24762 guard the forward pass by flag_expensive_optimizations.
24763 (rest_of_handle_regmove): Delete.
24764 (pass_regmove): Replace it with regmove_optimize.
24766 2009-02-25 Martin Jambor <mjambor@suse.cz>
24768 PR tree-optimization/39259
24769 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24770 calls_alloca function flags.
24771 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24772 calls are detected.
24774 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24776 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24777 flags_set_1_rtx, flags_set_1_set): Delete.
24778 (regmove_optimize): Do not call mark_flags_life_zones.
24780 2009-02-24 Julian Brown <julian@codesourcery.com>
24783 * config/arm/arm.c (require_pic_register): Only set
24784 cfun->machine->pic_reg once per function.
24786 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24788 * doc/invoke.texi (Link Options): Document an easier way to pass
24789 options that take arguments to the GNU linker using -Xlinker and -Wl.
24791 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24794 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24796 2009-02-24 Richard Guenther <rguenther@suse.de>
24799 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24801 2009-02-24 Richard Guenther <rguenther@suse.de>
24802 Zdenek Dvorak <ook@ucw.cz>
24804 PR tree-optimization/39233
24805 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24806 from converting them to a generic type.
24808 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24810 PR tree-optimization/39260
24811 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24812 contains a condition with a real type.
24813 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24815 2009-02-23 Jason Merrill <jason@redhat.com>
24818 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24819 narrowing_initializer_constant_valid_p.
24820 (narrowing_initializer_constant_valid_p): Don't return
24821 null_pointer_node for adding a pointer to itself.
24823 2009-02-23 Jan Hubicka <jh@suse.cz>
24826 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24829 2009-02-23 Jan Hubicka <jh@suse.cz>
24831 PR tree-optimization/37709
24832 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24833 * tree.h (block_ultimate_origin): Declare.
24834 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24835 * tree-ssa-live.c (remove_unused_scope_block_p):
24836 Eliminate blocks containig no instructions nor live variables nor
24838 (dump_scope_block): New function.
24839 (remove_unused_locals): Enable removal of dead blocks by default;
24840 enable dumping at TDF_DETAILS.
24842 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24844 * config/i386/i386.c (classify_argument): Don't allow COImode
24846 (function_arg_advance_32): Don't allow OImode.
24847 (function_arg_32): Likewise.
24848 (function_value_32): Likewise.
24849 (return_in_memory_32): Likewise.
24850 (function_arg_64): Remove OImode comment.
24852 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24855 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24856 ix86_expand_vector_set for V4DImode in 64bit mode only.
24857 (ix86_expand_vector_init_one_var): Likewise.
24859 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24861 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24863 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24866 * loop-iv.c: Revert last change.
24867 * emit-rtl.c: Likewise.
24869 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24872 * config/i386/i386.c (type_natural_mode): Remove an extra
24873 space in the warning message.
24874 (function_value_32): Handle 32-byte vector modes.
24875 (return_in_memory_32): Likewise.
24877 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24879 * loop-iv.c (truncate_value): New function.
24880 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24882 (lowpart_subreg): Move to...
24883 * emit-rtl.c: ...here.
24885 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24887 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24888 accidental and undocumented change at revision 140860.
24890 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24892 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24893 take gimple_seq * arguments.
24894 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24895 types_compatible_p langhook.
24897 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24898 Joseph Myers <joseph@codesourcery.com>
24900 * config/arm/arm.c (arm_builtin_va_list): New function.
24901 (arm_expand_builtin_va_start): Likewise.
24902 (arm_gimplify_va_arg_expr): Likewise.
24903 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24904 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24905 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24906 (va_list_type): New variable.
24907 (arm_mangle_type): Mangle va_list_type appropriately.
24909 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24911 PR middle-end/39157
24912 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24913 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24914 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24915 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24916 parameter to 1000 for -O1 by default.
24917 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24919 * loop-invariant.c: Include params.h.
24920 (move_loop_invariants): Don't call move_single_loop_invariants on
24923 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24925 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24926 offset when calculating bounds for indexing stack_usage_map. Fixes
24927 a buffer overflow with certain target setups.
24929 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24932 * calls.c (expand_call): Clear try_tail_call if caller and callee
24933 disagree in promotion of function return value.
24935 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24938 * c-common.c (c_determine_visibility): If visibility changed and
24939 DECL_RTL has been already set, call make_decl_rtl to update symbol
24942 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24945 * varasm.c (assemble_variable): Don't check DECL_NAME when
24946 globalizing a variable.
24948 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24951 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24952 expression before any __builtin_trap call.
24953 * c-typeck.c (build_function_call): Convert and check function
24954 arguments before generating a call to a trap. Evaluate the
24955 function arguments before the trap.
24957 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24960 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24961 (UNSPEC_FXAM_MEM): New unspec.
24962 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24963 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24964 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24966 2009-02-19 Richard Guenther <rguenther@suse.de>
24968 PR tree-optimization/39207
24969 PR tree-optimization/39074
24970 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24971 storedanything_tree): New.
24972 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24973 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24974 (build_succ_graph): Add edges from STOREDANYTHING to all
24976 (init_base_vars): Initialize STOREDANYTHING.
24977 (compute_points_to_sets): Free substitution info after
24978 building the succ graph.
24979 (ipa_pta_execute): Likewise.
24981 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24983 (do_ds_constraint): Do not add to special var or non-pointer
24985 (type_could_have_pointers): Split out from ...
24986 (could_have_pointers): ... here. For arrays use the element type.
24987 (create_variable_info_for): Initialize may_have_pointers.
24988 (new_var_info): Likewise.
24989 (handle_lhs_call): Make the HEAP variable unknown-sized.
24990 (intra_create_variable_infos): Use a type with pointers for
24991 PARM_NOALIAS, make it unknown-sized.
24993 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24996 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24998 2009-02-18 Jason Merrill <jason@redhat.com>
25001 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25002 value if DECL_EXTERNAL.
25003 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25004 * target.h (gcc_target::binds_local_p): Clarify "module".
25005 * tree.h (TREE_PUBLIC): Clarify "module".
25007 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25010 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25011 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25013 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25016 * c.opt (Wabi): Support C and ObjC.
25019 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25021 * config/i386/i386.c (classify_argument): Warn once about the ABI
25022 change when passing union with long double.
25024 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25026 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25029 * c-parser.c (c_parser_compound_statement): Always enter and leave
25032 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25035 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25037 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25039 PR tree-optimization/36922
25040 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25041 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25044 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25046 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25049 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25051 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25053 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25055 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25058 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25059 Richard Sandiford <rdsandiford@googlemail.com>
25061 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25062 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25063 (loongson_biadd): ...this.
25065 2009-02-17 Richard Guenther <rguenther@suse.de>
25067 PR tree-optimization/39202
25068 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25069 a var make sure to follow existing collapses.
25071 2009-02-17 Richard Guenther <rguenther@suse.de>
25073 PR middle-end/39214
25074 * langhooks.c (lhd_print_error_function): Check for NULL block.
25076 2009-02-17 Richard Guenther <rguenther@suse.de>
25078 PR tree-optimization/39204
25079 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25082 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25084 * config/soft-fp/double.h: Update from glibc CVS.
25086 2009-02-17 Richard Guenther <rguenther@suse.de>
25088 PR tree-optimization/39207
25089 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25090 strict-aliasing warnings for pointers pointing to NULL.
25092 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25095 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25096 skipping until next close brace.
25098 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25101 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25102 to function argument boundary.
25104 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25106 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25107 in the lea_add. Reload eventually constraints it properly.
25108 * config/picochip/constraints.md: Remove the target constraint
25109 "b", since it is not needed anymore.
25111 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25113 * gthr-dce.h: Uglify function parameter and local variable names.
25114 * gthr-gnat.h: Likewise.
25115 * gthr-mipssde.h: Likewise.
25116 * gthr-nks.h: Likewise.
25117 * gthr-posix95.h: Likewise.
25118 * gthr-posix.h: Likewise.
25119 * gthr-rtems.h: Likewise.
25120 * gthr-single.h: Likewise.
25121 * gthr-solaris.h: Likewise.
25122 * gthr-tpf.h: Likewise.
25123 * gthr-vxworks.h: Likewise.
25124 * gthr-win32.h: Likewise.
25126 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25129 * config/i386/i386.md: Restrict the new peephole2 to move
25130 between MMX/SSE registers.
25132 2009-02-15 Richard Guenther <rguenther@suse.de>
25135 2009-02-13 Richard Guenther <rguenther@suse.de>
25137 * configure.ac: Enable LFS.
25138 * configure: Re-generate.
25139 * config.in: Likewise.
25141 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25143 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
25144 spu_srqwbyte, spu_srqwbytebc): Define.
25145 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
25146 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
25147 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
25148 "shrqby_<mode>"): New insn-and-split patterns.
25149 * config/spu/spu.c (expand_builtin_args): Determine and return
25150 number of operands using spu_builtin_description data.
25151 (spu_expand_builtin_1): Use it.
25153 2009-02-13 Steve Ellcey <sje@cup.hp.com>
25156 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
25159 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25162 * config/i386/i386.c (override_options): Correct warning
25163 messages for -malign-loops, -malign-jumps and -malign-functions.
25165 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25168 * config/i386/i386.md: Restrict the new peephole2 to move
25169 between the general purpose registers.
25171 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25174 * config/i386/i386.c (type_natural_mode): Add a new argument.
25175 Return the original mode and warn ABI change if vector size is 32byte.
25176 (function_arg_advance): Updated.
25177 (function_arg): Likewise.
25178 (ix86_function_value): Likewise.
25179 (ix86_return_in_memory): Likewise.
25180 (ix86_sol10_return_in_memory): Likewise.
25181 (ix86_gimplify_va_arg): Likewise.
25182 (function_arg_32): Don't warn ABX ABI change here.
25183 (function_arg_64): Likewise.
25185 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
25187 * loop-iv.c (implies_p): In the final case, test that operands 0
25188 of the two comparisons match.
25190 * config/bfin/bfin.c (find_prev_insn_start): New function.
25191 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25192 (find_next_insn_start): Move.
25194 2009-02-13 Richard Guenther <rguenther@suse.de>
25196 * configure.ac: Enable LFS.
25197 * configure: Re-generate.
25198 * config.in: Likewise.
25200 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25203 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25204 sizes on syntax error after some arguments have been parsed.
25206 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25208 * doc/invoke.texi (-fira): Remove.
25210 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25212 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25213 * recog.c: Likewise.
25216 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25218 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25219 (umul_ppmm): Likewise.
25220 (count_leading_zeros): Likewise.
25221 (count_trailing_zeros): Likewise.
25222 (UMUL_TIME): Likewise.
25224 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25226 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25227 soft-fp/t-softfp to tmake_file.
25229 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25230 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25231 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25232 IA64_BUILTIN_INFQ]: New.
25233 (ia64_init_builtins): Initialize __builtin_infq,
25234 __builtin_fabsq and __builtin_copysignq if not HPUX.
25235 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25236 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25238 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25240 (__fixtfti): Likewise.
25241 (__fixunstfti): Likewise.
25242 (__floattitf): Likewise.
25244 * config/ia64/libgcc-glibc.ver: New.
25245 * config/ia64/t-fprules-softfp: Likewise.
25246 * config/ia64/sfp-machine.h: Likewise.
25248 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25249 (LIBGCC2_TF_CEXT): Likewise.
25250 (TF_SIZE): Likewise.
25251 (TARGET_INIT_LIBFUNCS): Likewise.
25253 * config/ia64/t-glibc (SHLINB_MAPFILES):
25254 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25256 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25258 * config/i386/i386.c (construct_container): Rewrite processing
25259 BLKmode with X86_64_SSE_CLASS.
25261 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25264 * config/i386/i386.md: Replace simplify_replace_rtx with
25265 replace_rtx in the new peephole2.
25267 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25269 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25270 loop unrolling do not happen at -O2.
25272 2009-02-12 Michael Matz <matz@suse.de>
25274 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25276 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25278 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25281 2009-02-12 Ben Elliston <bje@au.ibm.com>
25283 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25284 patterns when updating the back chain. Missed in the 2009-02-10
25287 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25289 * doc/extend.texi (Decimal Floating Types): Update identifier of
25290 draft TR and list of missing support.
25292 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25294 PR middle-end/39154
25295 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25296 bit to variable length decl's flags, add it also to its
25297 pointer replacement variable.
25299 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25300 Jakub Jelinek <jakub@redhat.com>
25303 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25304 (memory_blockage): New expander.
25305 (*memory_blockage): New insn pattern.
25306 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25307 instead of general blockage at the end of function prologue when
25308 frame pointer is used to access red zone area. Do not emit blockage
25309 when profiling, it is emitted in generic code.
25310 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25311 function epilogue when frame pointer is used to access red zone area.
25313 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25316 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25317 by arithmetic with memory operands.
25318 * config/i386/predicates.md (commutative_operator): New.
25320 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25322 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25325 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25327 * alias.h (record_alias_subset): Declare.
25328 * alias.c (record_alias_subset): Make global.
25330 2009-02-10 Nick Clifton <nickc@redhat.com>
25332 * tree-parloops.c: Change license to GPLv3.
25333 * ipa-struct-reorg.c: Change license to GPLv3.
25334 * ipa-struct-reorg.h: Change license to GPLv3.
25336 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25339 * c-decl.c (start_struct): Return NULL on error.
25341 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25343 PR middle-end/39124
25344 * cfgloopmanip.c (remove_path): Call remove_bbs after
25345 cancel_loop_tree, not before it.
25348 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25349 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25350 VAR_DECLs were seen.
25351 * tree-ssa-live.c (remove_unused_locals): Recompute
25352 cfun->has_local_explicit_reg_vars.
25353 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25354 copies or clearings if cfun->has_local_explicit_reg_vars.
25356 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25359 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25360 of function prologue when frame pointer is used to access
25363 2009-02-10 Richard Guenther <rguenther@suse.de>
25365 PR middle-end/39127
25366 * gimplify.c (gimple_regimplify_operands): Always look if
25367 we need to create a temporary.
25369 2009-02-10 Richard Guenther <rguenther@suse.de>
25371 PR tree-optimization/39132
25372 * tree-loop-distribution.c (todo): New global var.
25373 (generate_memset_zero): Trigger TODO_rebuild_alias.
25374 (tree_loop_distribution): Return todo.
25376 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25379 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25380 (x86_64_reg_class_name): Removed.
25381 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25382 first one isn't X86_64_SSE_CLASS or any other ones aren't
25383 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25384 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25385 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25386 and 3 X86_64_SSEUP_CLASS.
25387 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25388 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25390 2009-02-10 Ben Elliston <bje@au.ibm.com>
25392 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25393 form instruction to update the stack back chain word, even if the
25394 user has disabled the generation of update instructions.
25395 (movdi_<mode>_update_stack): New.
25396 (movsi_update_stack): Likewise.
25397 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25398 always use an update form instruction to update the stack back
25401 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25403 PR middle-end/38953
25404 * graphite.c (if_region_set_false_region): After moving a region in
25405 the false branch of a condition, remove the empty dummy basic block.
25406 (gloog): Remove wrong fix for PR38953.
25408 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25410 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25411 generation due to implicit sign extension.
25413 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25415 PR middle-end/38981
25416 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25417 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25419 2009-02-09 Richard Guenther <rguenther@suse.de>
25421 PR middle-end/35202
25422 * convert.c (convert_to_real): Disable (float)fn((double)x)
25423 to fnf(x) conversion if errno differences may occur and
25424 -fmath-errno is set.
25426 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25428 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25429 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25430 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25432 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25435 * c-common.c (handle_alias_attribute): Disallow attribute for
25436 anything not a FUNCTION_DECL or VAR_DECL.
25438 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25441 * real.c (do_compare): Special-case compare of zero against
25442 decimal float value.
25444 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25447 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25448 as indicating flexible array members unless the field itself is
25449 being declarared as the incomplete array.
25451 2009-02-06 Jan Hubicka <jh@suse.cz>
25453 PR tree-optimization/38844
25454 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25455 is already inlined.
25457 2009-02-06 Richard Guenther <rguenther@suse.de>
25459 PR middle-end/38977
25460 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25461 fork because we may expand it as __gcov_fork.
25463 2009-02-06 Nick Clifton <nickc@redhat.com>
25465 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25467 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25469 PR tree-optimization/35659
25470 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25471 vn_phi_eq): Shortcut if hashcode does not match.
25472 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25474 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25475 and avoid iterative_hash_expr.
25476 (FOR_EACH_VALUE_ID_IN_SET): New.
25477 (value_id_compare): Remove.
25478 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25479 sort expressions by value id.
25481 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25484 * config/sh/predicates.md (general_movsrc_operand): Don't check
25485 the subreg of system registers here.
25487 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25490 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25491 on the copied decl.
25493 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25495 PR rtl-optimization/39110
25496 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25497 addresses, not aligned ones.
25499 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25500 Richard Guenther <rguenther@suse.de>
25502 PR tree-optimization/39100
25503 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25504 comment says and add edges.
25506 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25509 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25510 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25512 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25514 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25515 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25516 register_bb_in_sese, new_sese, free_sese): Moved.
25517 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25518 outermost_loop_in_scop, build_scop_iteration_domain,
25519 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25520 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25521 Use loop_in_sese_p instead of loop_in_scop_p.
25522 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25523 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25524 (scopdet_basic_block_info): Fix bug in scop detection.
25525 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25526 eq_loop_to_cloog_loop): Remove.
25527 (nb_loops_around_loop_in_scop, nb_loop
25528 ref_nb_loops): Moved here...
25529 * graphite.h (ref_nb_loops): ... from here.
25530 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25531 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25532 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25534 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25535 Hans-Peter Nilsson <hp@axis.com>
25537 PR rtl-optimization/37889
25538 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25539 Move offset handling from PLUS to before the switch. Use new
25540 arguments when considering SYMBOL_REFs too.
25541 (rtx_addr_can_trap_p): Pass dummy offset and size.
25542 (enum may_trap_p_flags): Remove.
25543 (may_trap_p_1): Pass size from MEM_SIZE.
25545 PR rtl-optimization/38921
25546 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25547 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25548 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25549 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25551 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25553 AVX Programming Reference (January, 2009)
25554 * config/i386/sse.md (*vpclmulqdq): New.
25556 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25558 PR tree-optimization/38977
25559 PR gcov-profile/38292
25560 * calls.c (special_function_p): Disregard __builtin_ prefix.
25562 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25564 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25565 non-indexable addresses even before reload.
25567 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25570 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25571 as having variable size. Do not give an error for unnamed
25572 parameters with [*] declarators. Give a warning for type names
25573 with [*] declarators and mark them as variable size.
25574 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25575 for sizeof applied to [*] type names.
25577 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25580 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25582 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25584 * gcc.c (process_command): Update copyright notice dates.
25585 * gcov.c (print_version): Likewise.
25586 * gcov-dump.c (print_version): Likewise.
25587 * mips-tfile.c (main): Likewise.
25588 * mips-tdump.c (main): Likewise.
25590 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25593 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25594 for composite type involving a zero-length array type.
25596 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25599 * function.c (match_asm_constraints_1): Skip over
25600 initial optional % in the constraint.
25602 PR inline-asm/39059
25603 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25604 supported, don't accept FIXED_CSTs.
25605 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25606 and _Sat is used without _Fract/_Accum. Set specs->type to
25607 integer_type_node for cts_fract/cts_accum if fixed point is not
25610 2009-02-02 Catherine Moore <clm@codesourcery.com>
25612 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25614 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25616 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25617 (ABI_HAS_64BIT_SYMBOLS): Use it.
25618 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25620 2009-02-02 Paul Brook <paul@codesourcery.com>
25622 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25624 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25626 PR inline-asm/39058
25627 * recog.h (asm_operand_ok): Add constraints argument.
25628 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25629 recurse on matching constraint.
25630 (check_asm_operands): Pass constraints as 3rd argument to
25631 asm_operand_ok. Don't look up matching constraint here.
25632 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25635 2009-02-02 Ben Elliston <bje@au.ibm.com>
25637 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25638 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25640 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25642 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25643 information. Remove some obsolete information. Reorganize.
25645 * config/pa/fptr.c: Revert license to GPL 2.
25646 * config/pa/milli64.S: Likewise.
25648 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25651 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25652 LIBRARY name in, instead of hard-coding it.
25653 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25654 extra target make frag to tmake_files according to EH model.
25655 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25656 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25657 frags that define makefile variable EH_MODEL appropriately.
25658 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25659 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25660 to "-sjlj" according to type of EH configured.
25661 (LIBGCC_SONAME): Concatenate it to shared library base name.
25662 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25663 to "_sjlj" according to type of EH configured.
25664 (LIBGCC_SONAME): Concatenate it to shared library base name.
25665 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25666 (SHLIB_LINK): Add missing semicolon to if-else construct.
25667 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25668 string value of "pe_dll" command-line option.
25669 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25670 (SHLIB_SONAME): Use it when overriding t-cygming default.
25671 (SHLIB_IMPLIB): Override t-cygming default.
25672 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25673 string value of "pe_dll" command-line option.
25675 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25678 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25679 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25681 2009-01-31 Richard Guenther <rguenther@suse.de>
25683 PR tree-optimization/38937
25684 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25685 computing the transitive closure.
25687 2009-01-30 Richard Guenther <rguenther@suse.de>
25689 PR tree-optimization/39041
25690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25691 Propagate variable indices only if the types match for this stmt.
25693 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25696 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25697 inline but never defined.
25699 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25701 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25702 (*insv_h_di_reg_extimm): New insn.
25703 (*insv_l<mode>_reg_extimm): New insn.
25705 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25707 * config/picochip/picochip.c (flag_conserve_stack): set
25708 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25709 fconserve-stack. Reduce call-overhead used by inliner.
25711 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25714 * common.opt (flag_conserve_stack): Initialised to zero.
25716 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25719 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25720 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25723 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25725 * ira-color.c (allocno_reload_assign): Update comments.
25726 * regmove.c (regmove_optimize): Likewise.
25730 2009-01-29 Robert Millan <rmh@aybabtu.com>
25732 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25733 * config/i386/kopensolaris-gnu.h: New file. Undefine
25734 `MD_UNWIND_SUPPORT'.
25735 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25737 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25739 PR tree-optimization/39007
25740 * tree-loop-distribution.c (generate_builtin): Use
25741 recompute_dominator to compute the immediate dominator of the
25742 basic block just after the loop.
25744 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25746 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25747 (ASM_OUTPUT_DWARF_PCREL): Define.
25749 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25751 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25752 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25753 global. Modify entries about regmove and IRA.
25755 * ra-conflict.c: Remove the file.
25757 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25759 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25760 (pass_regclass_init): Rename to pass_reginfo_init.
25762 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25764 * toplev.h (flag_ira): Remove.
25766 * caller-save.c (setup_save_areas): Remove flag_ira.
25768 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25770 * global.c: Remove the file.
25772 * opts.c (decode_options): Remove flag_ira.
25774 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25776 * regmove.c: Modify file description.
25777 (find_use_as_address, try_auto_increment): Define them only if
25778 AUTO_INC_DEC is defined.
25779 (replacement_quality, replace_in_call_usage, fixup_match_1,
25780 stable_and_no_regs_but_for_p): Remove.
25781 (reg_set_in_bb): Make it static.
25782 (regmove_optimize): Remove flag_ira and code which worked for
25785 * local-alloc.c: Remove the file.
25787 * common.opt (fira): Remove.
25789 * ira.c: Include except.h.
25790 (eliminable_regset): Move from global.c.
25791 (mark_elimination): Ditto. Remove flag_ira.
25792 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25793 equiv_mem_modified, validate_equiv_mem_from_store,
25794 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25795 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25796 no_equiv, recorded_label_ref): Move from local-alloc.c.
25797 (update_equiv_regs): Ditto. Make it static.
25798 (print_insn_chain, print_insn_chains): Move it from global.c.
25799 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25800 (build_insn_chain): Ditto. Make it static.
25801 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25802 Rename to init_live_subregs.
25803 (gate_ira): Remove flag_ira.
25805 * regclass.c: Rename reginfo.c. Change file description.
25806 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25807 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25808 (init_reg_sets_1): Remove code for evaluation of
25809 reg_class_superclasses and losing_caller_save_reg_set.
25810 (init_regs): Remove init_reg_autoinc.
25811 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25812 ok_for_base_p_nonstrict): Remove.
25813 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25814 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25815 corresponding entries.
25816 (dump_regclass, record_operand_costs, scan_one_insn,
25817 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25818 record_address_regs, auto_inc_dec_reg_p): Remove.
25819 (gt-regclass.h): Rename to gt-reginfo.h.
25821 * rtl.h (dump_global_regs, retry_global_alloc,
25822 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25824 * Makefile.in (RA_H): Remove.
25825 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25826 Rename regclass.o to reginfo.o.
25827 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25829 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25830 (GTFILES): Rename regclass.c to reginfo.c.
25832 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25833 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25835 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25836 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25838 (finish_spills): Ditto. Remove code for !flag_ira.
25840 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25842 PR middle-end/35854
25843 * doc/invoke.texi (rtl debug options): Complete rewrite.
25844 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25846 * mode-switching.c (pass_mode_switching): Rename pass from
25847 "mode-sw" to "mode_sw".
25848 * except.c (pass_convert_to_eh_ranges): Rename pass from
25849 "eh-ranges" to "eh_ranges".
25850 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25854 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25855 Alexander Monakov <amonakov@ispras.ru>
25857 PR middle-end/38857
25858 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25860 (move_exprs_to_boundary): Change return type and pass through
25861 should_move from move_op. Relax assert. Update usage ...
25862 (schedule_expr_on_boundary): ... here. Use should_move instead of
25864 (move_op_orig_expr_found): Indicate that insn was disconnected from
25866 (code_motion_process_successors): Do not call after_merge_succs
25867 callback if original expression was not found when traversing any of
25869 (code_motion_path_driver): Change return type. Update prototype.
25870 (move_op): Update comment. Add a new parameter (should_move). Update
25871 prototype. Set *should_move based on indication provided by
25872 move_op_orig_expr_found.
25874 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25876 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25877 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25878 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25879 * config/rs6000/rs6000.c (rs6000_override_options): Default
25880 avoid-indexed-addresses on for Power6, off for everything else.
25881 (avoiding_indexed_address_p): New function.
25882 (rs6000_legitimize_address): Use it.
25883 (rs6000_legitimate_address): Likewise.
25884 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25886 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25888 PR tree-optimization/38997
25889 * tree-loop-distribution.c (generate_memset_zero): Use
25890 POINTER_PLUS_EXPR for a pointer addition.
25892 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25894 * config/s390/s390.md (bswap<mode>2): New pattern added.
25896 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25898 * config/s390/s390.md (*tls_load_31): Added type attribute.
25900 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25902 * config/s390/s390.md: Fix a few comments.
25904 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25906 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25907 (*tm<mode>_full): Fixed z10prop attribute.
25908 (*tst<mode>_extimm): Fixed z10prop attribute.
25909 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25910 (*tstqiCCT_cconly): Fixed z10prop attribute.
25911 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25912 (*movsi_larl): Fixed z10prop attribute.
25913 (*movsi_zarch): Fixed z10prop attribute.
25914 (*movsi_eas): Fixed z10prop attribute.
25915 (*movhi): Fixed z10prop attribute.
25916 (*movqi): Fixed z10prop attribute.
25917 (*movstrictqi): Fixed z10prop attribute.
25918 (*mov<mode>): Fixed z10prop attribute.
25919 (*movcc): Fixed z10prop attribute.
25920 (*sethighpartdi_64): Fixed z10prop attribute.
25921 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25922 (*negdi2_sign_cc): Fixed z10prop attribute.
25923 (*negdi2_sign): Fixed z10prop attribute.
25924 (*absdi2_sign_cc): Fixed z10prop attribute.
25925 (*absdi2_sign): Fixed z10prop attribute.
25926 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25927 (*negabsdi2_sign): Fixed z10prop attribute.
25928 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25929 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25930 (doloop_si64): Fixed z10prop attribute.
25931 (doloop_si31): Fixed z10prop attribute.
25932 (doloop_long): Fixed z10prop attribute.
25933 (indirect_jump): Fixed z10prop attribute.
25934 (nop): Fixed z10prop attribute.
25935 (main_base_64): Fixed z10prop attribute.
25936 (reload_base_64): Fixed z10prop attribute.
25938 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25940 PR rtl-optimization/38740
25941 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25943 * config/mips/mips.c (mips_reorg): Likewise.
25945 2009-01-28 Richard Guenther <rguenther@suse.de>
25947 PR tree-optimization/38926
25948 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25949 with the correct value id to a value.
25950 (do_regular_insertion): Use the value number of edoubleprime
25951 for the value number of the expr.
25954 2008-08-21 Richard Guenther <rguenther@suse.de>
25956 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25957 a PHI ask VN if it is already available.
25958 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25959 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25961 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25963 PR middle-end/38934
25964 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25965 set to varying whenever max has TREE_OVERFLOW set, similarly
25966 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25968 2009-01-28 Richard Guenther <rguenther@suse.de>
25970 PR middle-end/38908
25971 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25972 uninitialized aggregate uses in call arguments.
25974 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25976 PR tree-optimization/38984
25977 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25978 the nothing_id variable if -fno-delete-null-pointer-checks.
25980 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25983 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25984 (set_got_offset_rex64): Ditto.
25986 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25989 * doc/extend.texi: Improve local variable with asm reg.
25991 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25993 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25994 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25995 was not supplied then set warn_packed_bitfield_compat to the
25996 default value of 1.
25997 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26000 2009-01-27 Richard Guenther <rguenther@suse.de>
26002 PR tree-optimization/38503
26003 * cfgexpand.c (expand_gimple_basic_block): Ignore
26004 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26005 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26006 variables that cannot have TBAA applied.
26007 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26010 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26012 PR middle-end/38969
26013 * calls.c (initialize_argument_information): Do not wrap complex
26014 arguments in SAVE_EXPR.
26016 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26018 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26019 (INSTALL_LIBGCC): Revert typo commit.
26021 2009-01-26 Richard Guenther <rguenther@suse.de>
26023 PR tree-optimization/38745
26024 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26025 from special handling.
26027 2009-01-26 Richard Guenther <rguenther@suse.de>
26029 PR tree-optimization/38745
26030 * tree-ssa.c (execute_update_addresses_taken): Do not include
26031 variables that cannot possibly be a register in not_reg_needs.
26032 Do not clear TREE_ADDRESSABLE on vars that may not become
26034 * tree-ssa.c (update_alias_info_1): Include those in the set
26035 of addressable vars.
26037 2009-01-26 Richard Guenther <rguenther@suse.de>
26039 PR middle-end/38851
26040 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26041 * tree-ssa-dse.c: Include langhooks.h
26042 (execute_simple_dse): Remove stores with zero size.
26044 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26047 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26050 2009-01-24 Julian Brown <julian@codesourcery.com>
26052 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26053 config/arm/linux-atomic.c.
26054 * config/arm/linux-atomic.c: New.
26056 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26058 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26059 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26060 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26062 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26065 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26068 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26070 PR tree-optimization/38953
26071 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26072 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26073 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26074 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26077 2009-01-24 Paul Brook <paul@codesourcery.com>
26079 * config/arm/neon.md (neon_type): Move to arm.md.
26080 (neon_mov<VSTRUCT>): Add neon_type attribute.
26081 * config/arm/arm.md (neon_type): Move to here.
26082 (conds): Add "unconditioal" and use as default for NEON insns.
26084 2009-01-24 Ben Elliston <bje@au.ibm.com>
26086 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26087 void *' warning from -Wc++-compat.
26088 * Makefile.in (dominance.o-warn): Remove.
26090 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26092 PR tree-optimization/38932
26093 * fold-const.c (fold_unary_ignore_overflow): New.
26094 * tree.h (fold_unary_ignore_overflow): Declare.
26095 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26096 * tree-ssa-sccvn.c (visit_reference_op_load,
26097 simplify_unary_expression): Likewise.
26099 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26101 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26102 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26103 regardless of their type.
26104 * c-common.c (handle_packed_attribute): Don't ignore packed on
26106 * c.opt (Wpacked-bitfield-compat): New warning option.
26107 * stor-layout.c (place_field): Warn if offset of a field changed.
26108 * doc/extend.texi (packed): Mention the ABI change.
26109 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26110 (Warning Options): Add it to the list.
26112 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26114 * c-opts.c (c_common_post_options): Fix a typo in comments.
26116 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26118 PR middle-end/38615
26119 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26120 variables to static.
26121 * doc/invoke.texi (-fmerge-all-constants): Update description.
26123 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26126 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26127 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26129 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26131 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26133 (LOCAL_ALIGNMENT): Similarly.
26135 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26136 Joseph Myers <joseph@codesourcery.com>
26138 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
26139 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
26140 * config/arm/arm-tune.md: Regenerate.
26141 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
26144 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26146 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
26147 version number to five.
26149 2009-01-22 Dodji Seketeli <dodji@redhat.com>
26152 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
26153 * c-common.c (set_underlying_type): Likewise.
26154 (is_typedef_decl ): Likewise
26156 (set_underlying_type): Likewise.
26157 (is_typedef_type): Likewise.
26159 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
26161 PR middle-end/38587
26162 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26165 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26168 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26169 (LIBGCC_SPEC): Don't define.
26170 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26172 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26174 PR rtl-optimization/38879
26175 * alias.c (base_alias_check): Unaligned access via AND address can
26176 alias all surrounding object types except those with sizes equal
26177 or wider than the size of unaligned access.
26179 2009-01-21 Dodji Seketeli <dodji@redhat.com>
26182 * c-decl.c (clone_underlying_type): Move this ...
26183 * c-common.c (set_underlying_type): ... here.
26184 Also, make sure the function properly sets TYPE_STUB_DECL() on
26185 the newly created typedef variant type.
26186 (is_typedef_decl ): New entry point.
26187 * tree.h: Added a new member member_types_needing_access_check to
26188 struct tree_decl_non_common.
26189 (set_underlying_type): New entry point.
26190 (is_typedef_type): Likewise.
26192 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26194 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26195 Check whether two instructions have memory references that
26196 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26197 are helper functions for traversing.
26198 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26199 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26200 not to draw dependency edge for instructions with non-conflicting
26203 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26206 * longlong.h: Update copyright years. Use soft-fp license notice.
26207 Sync __clz_tab declaration with glibc.
26209 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26212 * doc/extend.texi (syscall_linkage): New.
26213 (version_id): Modify.
26215 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26216 Richard Guenther <rguenther@suse.de>
26218 PR tree-optimization/38747
26219 PR tree-optimization/38748
26220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26221 conversion if the base address is an indirect reference and the
26222 aliasing sets could cause issues.
26224 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26226 * common.opt (fgraphite, fgraphite-identity): Add comment for
26227 explaining why these options are not documented.
26229 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26231 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26232 gimple_call_lhs is NULL.
26234 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26237 * emit-rtl.c (adjust_address_1): Make sure memref is never
26240 2009-01-20 Ben Elliston <bje@au.ibm.com>
26242 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26243 const qualifier from arg parameter. Remove unnecessary cast to char *.
26244 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26245 const qualifier from arg 2.
26247 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26249 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26251 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26254 * rtl.h (reinit_regs): New prototype.
26255 * regclass.c: Include ira.h.
26256 (reinit_regs): New.
26257 * Makefile.in (regclass.o): Add ira.h.
26258 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26260 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26263 * c-common.c (handle_aligned_attribute): Use
26264 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26265 default alignment value.
26267 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26269 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26270 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26272 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26273 __BIGGEST_ALIGNMENT__.
26275 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26277 2009-01-18 Richard Guenther <rguenther@suse.de>
26279 PR tree-optimization/38819
26280 * tree-flow.h (operation_could_trap_helper_p): Declare.
26281 * tree-eh.c (operation_could_trap_helper_p): Export.
26282 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26283 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26284 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26285 are about to insert a possibly trapping instruction and fail
26288 2009-01-18 Andreas Schwab <schwab@suse.de>
26290 * doc/install.texi (Configuration): Remove obsolete paragraph
26291 about use of --with-gnu-ld with --with-gnu-as.
26293 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26295 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26296 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26297 Follow spelling conventions.
26299 2009-01-18 Ben Elliston <bje@au.ibm.com>
26301 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26302 C++ warning about implicit conversion from void * to struct
26304 (bitmap_obstack_free): Likewise for bitmap_element *.
26305 * Makefile.in (bitmap.o-warn): Remove.
26307 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26309 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26311 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26312 Tobias Grosser <tobi.grosser@amd.com>
26314 * graphite.c (graphite_trans_scop_block): Do not block single
26317 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26319 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26320 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26321 test with assertion.
26323 2009-01-16 Richard Guenther <rguenther@suse.de>
26325 PR tree-optimization/38835
26326 PR middle-end/36227
26327 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26328 and INT + PTR -> (INT)(PTR p+ INT) folding.
26329 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26331 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26334 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26335 the subreg from a lowpart subreg if it is also casting the value.
26337 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26338 Tobias Grosser <tobi.grosser@amd.com>
26340 * graphite.c (compare_prefix_loops): New.
26341 (build_scop_canonical_schedules): Rewritten.
26342 (graphite_transform_loops): Move build_scop_canonical_schedules
26343 after build_scop_iteration_domain.
26345 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26346 Tobias Grosser <tobi.grosser@amd.com>
26348 * graphite.c (add_conditions_to_domain): Add the loops to
26349 the dimension of the iteration domain. Do copy the domain
26350 only when it exists.
26351 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26352 (add_conditions_to_constraints): New.
26353 (can_generate_code_stmt, can_generate_code): Removed.
26354 (gloog): Do not call can_generate_code.
26355 (graphite_transform_loops): Call add_conditions_to_constraints
26356 after building the iteration domain.
26358 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26360 PR tree-optimization/38789
26361 * tree-ssa-threadedge.c
26362 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26363 __builtin_constant_p.
26365 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26367 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26368 examined before deleting them.
26370 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26372 * function.c (aggregate_value_p): Correctly extract the function
26373 type from CALL_EXPR_FN lookup.
26375 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26377 * config/picochip/picochip.c (picochip_override_options): Revert
26378 CFI asm flag disable commited previously.
26380 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26381 Tobias Grosser <tobi.grosser@amd.com>
26382 Jan Sjodin <jan.sjodin@amd.com>
26384 * graphite.c (scan_tree_for_params): On substractions negate
26385 all the coefficients of the term.
26386 (clast_to_gcc_expression_red): New. Handle reduction expressions
26387 of more than two operands.
26388 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26389 (get_vdef_before_scop): Handle also the case of default definitions.
26391 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26393 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26394 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26395 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26397 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26398 Joey Ye <joey.ye@intel.com>
26400 PR middle-end/37843
26401 * cfgexpand.c (expand_stack_alignment): Don't update stack
26402 boundary nor check incoming stack boundary here.
26403 (gimple_expand_cfg): Update stack boundary and check incoming
26404 stack boundary here.
26406 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26408 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26410 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26412 PR rtl-optimization/38245
26413 * calls.c (expand_call): Add stack arguments to
26414 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26415 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26416 in regs and partially in memory or BLKmode arguments.
26417 (emit_library_call_value_1): Add stack arguments to
26418 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26419 ACCUMULATE_OUTGOING_ARGS).
26420 * dce.c: Include tm_p.h.
26421 (find_call_stack_args): New function.
26422 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26424 (mark_insn): Call find_call_stack_args for CALL_Ps.
26425 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26426 forwards. Allocate and free arg_stores bitmap if needed, pass it
26427 down to deletable_insn_p, don't mark stores set in arg_stores
26428 bitmap, clear the bitmap at the beginning of each bb.
26429 * Makefile.in (dce.o): Depend on $(TM_P_H).
26431 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26434 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26435 to make sure the insn is a conditional test (bug 22599). Reformat a
26438 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26440 PR middle-end/38431
26441 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26442 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26443 (gloog): Do not call cleanup_tree_cfg.
26444 (graphite_transform_loops): Call cleanup_tree_cfg after all
26445 scops have been code generated.
26447 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26448 * doc/gty.texi (Invoking the garbage collector): Added new node
26449 and section documenting ggc_collect.
26451 2009-01-14 Richard Guenther <rguenther@suse.de>
26453 PR tree-optimization/38826
26454 PR middle-end/38477
26455 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26456 initialization notes only if we actually emitted a warning.
26457 (intra_create_variable_infos): Add constraints for a result decl
26458 that is passed by hidden reference.
26459 (build_pred_graph): Mark all related variables non-direct on
26462 2009-01-14 Nick Clifton <nickc@redhat.com>
26464 * ira-conflicts.c: Include addresses.h for the definition of
26466 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26467 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26469 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26472 * Makefile.in (ira-lives.o): Add except.h.
26474 * ira-lives.c: Include except.h.
26475 (process_bb_node_lives): Process can_throw_internal.
26477 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26479 PR rtl-optimization/38774
26480 * combine.c (simplify_set): When undoing cc_use change, don't do
26481 PUT_CODE on the newly created comparison, but instead put back the
26484 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26486 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26487 values. Remove duplicate arm8 entry.
26489 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26491 PR tree-optimization/38786
26492 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26493 the SSA_NAME case of expand_scalar_variables_expr.
26494 Set the type of an expression to the type of its assign statement.
26495 (expand_scalar_variables_expr): Also gather the scalar computation
26496 used to index the memory access. Do not pass loop_p.
26497 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26498 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26499 the gimple_stmt_iterator where it inserts new code.
26500 Do not pass loop_p.
26501 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26502 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26504 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26506 * graphite.h (debug_value): Removed.
26507 * graphite.c (debug_value): Removed.
26509 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26511 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26512 ldrd/strd with two 32-bit instructions.
26514 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26516 * config/arm/arm.c (struct processors): Pass for speed down into
26517 cost helper functions.
26518 (const_ok_for_op): Handle COMPARE and inequality nodes.
26519 (arm_rtx_costs_1): Rewrite.
26520 (arm_size_rtx_costs): Update prototype.
26521 (arm_rtx_costs): Pass speed down to helper functions.
26522 (arm_slowmul_rtx_costs): Rework cost calculations.
26523 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26524 (arm_9e_rtx_costs): Likewise.
26526 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26528 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26529 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26530 (alpha_legitimize_address): Do not split local symbols wider than
26531 UNITS_PER_WORD into HIGH/LO_SUM parts.
26533 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26536 * gcc.c (process_command): Replace call to execvp with calls
26537 to pex_one and exit.
26539 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26542 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26543 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26544 variant for devices with 3-byte PC.
26545 (__tablejump_elpm__): New.
26547 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26550 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26551 offsetof member-designator, handle it as `[0].'.
26553 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26555 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26556 function when not using named sections on targets with named sections
26557 if branch distance is less than 262132.
26559 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26561 * combine.c (combine_instructions): Recompute
26562 optimize_this_for_speed_p for each BB in the main combine loop.
26564 2009-01-12 Tomas Bily <tbily@suse.cz>
26567 * tree-loop-distribution.c (prop_phis): New function.
26568 (generate_builtin): Call prop_phis.
26570 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26572 PR tree-optimization/38807
26573 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26574 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26576 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26578 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26579 subreg of op0 to the original op0.
26581 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26583 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26585 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26588 * mips-tfile.c (parse_def): Fix parsing of def strings
26589 starting with digits.
26591 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26594 * config/arm/arm.c (arm_is_long_call_p): Don't call
26595 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26597 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26599 * regrename.c (regrename_optimize): Fix dumping.
26600 (find_oldest_value_reg): Preserve REG_POINTER.
26601 (copy_hardreg_forward_1): Likewise.
26603 2009-01-09 Diego Novillo <dnovillo@google.com>
26605 * gimple.h (struct gimple_statement_base) <uid>: Document
26606 the restrictions on its use.
26607 (gimple_uid): Tidy.
26608 (gimple_set_uid): Tidy.
26610 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26612 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26613 zero guard even if align_bytes != 0 and count is smaller than
26616 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26618 PR rtl-optimization/38495
26619 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26620 (add_range_and_copies_from_move_list): Print all added ranges.
26621 Add ranges to memory optimized destination.
26623 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26627 * config/i386/i386.c (override_options): Reject
26628 -mstringop-strategy=rep_8byte with -m32.
26629 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26630 to 1. Do count comparison against epilogue_size_needed at compile
26631 time even when count_exp was constant forced into register. For
26632 size_needed don't jump to epilogue, instead just avoid aligning
26633 and invoke the body algorithm. If need_zero_guard, add zero guard
26634 even if count is non-zero, but smaller than size_needed + number of
26635 bytes that could be stored for alignment.
26636 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26637 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26638 but smaller than size_needed + number of bytes that could be stored
26639 for alignment. Compare size_needed with epilogue_size_needed instead
26640 of desired_align - align, don't adjust size_needed, pass
26641 epilogue_size_needed to the epilogue expanders.
26644 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26646 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26648 * pa.c (last_address): Change to unsigned.
26649 (update_total_code_bytes): Change argument to unsigned. Don't
26650 check if insn addresses are set.
26651 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26652 addresses are not set.
26653 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26655 2009-01-09 Nick Clifton <nickc@redhat.com>
26657 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26658 DECL_DECLARED_INLINE_P.
26660 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26662 PR middle-end/38347
26663 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26664 GET_MODE (op0) in operand_subword_force calls.
26666 PR middle-end/38771
26667 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26668 fold_convert arg0 operands to TREE_TYPE (op0) first.
26670 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26672 * params.def (ira-max-conflict-table-size): Decrease default value
26675 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26677 PR tree-optimization/37031
26678 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26680 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26681 allocate it using gc instead of heap, use VEC_quick_push instead of
26683 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26684 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26685 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26686 allocated vector from heap allocated.
26687 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26688 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26689 vector only after perfect_loop_nest_depth call.
26691 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26692 Jan Sjodin <jan.sjodin@amd.com>
26694 PR tree-optimization/38559
26695 * graphite.c (debug_value, copy_constraint,
26696 swap_constraint_variables, scale_constraint_variable, ): New.
26697 (get_lower_bound, get_upper_bound): Removed.
26698 (graphite_trans_bb_strip_mine): Clean up this code that works
26699 only for constant number of iterations. Fully copy upper and
26700 lower bound constraints, not only the constant part of them.
26701 * graphite.h (debug_value): Declared.
26703 2009-01-08 Ira Rosen <irar@il.ibm.com>
26705 PR tree-optimization/37194
26706 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26707 Don't add the cost of cost model guard in prologue to scalar
26708 outside cost in case of known number of iterations.
26710 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26711 Alan Modra <amodra@bigpond.net.au>
26713 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26714 non-word-aligned REG+CONST addressing.
26716 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26719 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26720 free_after_compilation when outputting a thunk.
26721 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26722 Do not call free_after_compilation here.
26724 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26726 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26727 (ix86_valid_target_attribute_inner_p): Ditto.
26729 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26731 PR tree-optimization/38492
26732 PR tree-optimization/38498
26733 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26734 * tree-chrec.h (scev_is_linear_expression): Declared.
26735 * graphite.c (graphite_cannot_represent_loop_niter): New.
26736 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26737 (graphite_loop_normal_form): Use gcc_assert.
26738 (scan_tree_for_params): Use CASE_CONVERT.
26739 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26740 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26741 Use gcc_assert. Discard scops that contain unhandled cases.
26742 (build_scop_conditions): Return a boolean status for unhandled cases.
26743 (strip_mine_profitable_p): Print the loop number, not its depth.
26744 (is_interchange_valid): Pass the depth of the loop nest, don't
26745 recompute it wrongly.
26746 (graphite_trans_bb_block): Same.
26747 (graphite_trans_bb_block): Print tentative of loop blocking.
26748 (graphite_trans_scop_block): Do not print that the loop has been
26750 (graphite_transform_loops): Do not handle scops that contain condition
26753 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26755 AVX Programming Reference (December, 2008)
26756 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26757 (_mm256_stream_pd): Likewise.
26758 (_mm256_stream_ps): Likewise.
26760 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26761 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26762 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26763 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26764 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26765 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26766 (ix86_expand_special_args_builtin): Likewise.
26768 * config/i386/sse.md (AVXMODEDI): New.
26769 (avx_movnt<mode>): Likewise.
26770 (avx_movnt<mode>): Likewise.
26771 (<sse>_movnt<mode>): Remove AVX support.
26772 (sse2_movntv2di): Likewise.
26774 2009-01-07 Richard Guenther <rguenther@suse.de>
26776 PR middle-end/38751
26777 * fold-const.c (extract_muldiv): Remove obsolete comment.
26778 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26779 to PLUS_EXPR canonicalization for the canonicalization.
26781 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26783 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26784 hosted cross-compilers generating less efficient code.
26786 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26788 * function.h (rtl_data): Add a dbr_scheduled_p field.
26789 * reorg.c (dbr_schedule): Set it.
26790 (gate_handle_delay_slots): Check it.
26791 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26792 (mips_reorg): Check flag_delayed_branch instead of
26793 mips_base_delayed_branch.
26794 (mips_override_options): Don't set mips_base_delayed_branch
26795 or flag_delayed_branch.
26797 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26799 PR rtl-optimization/38426.
26800 * ira.c (ira): Set current_function_is_leaf earlier.
26802 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26804 PR rtl-optimization/38722
26805 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26806 too early, only set a flag and modify after last possible
26809 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26812 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26813 * real.c (decimal_single_format): Correct values of emin and emax.
26814 (decimal_double_format): Ditto.
26815 (decimal_quad_format): Ditto.
26816 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26817 computation of DECnn_MIN and DECnn_MAX for corrected values of
26818 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26819 __DECnn_MIN__, and adjust its computation for the corrected value
26822 2009-01-06 Jan Hubicka <jh@suse.cz>
26825 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26827 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26829 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26830 Add Robert Clark to the list of testers.
26832 2009-01-06 Jan Hubicka <jh@suse.cz>
26833 Kai Tietz <kai.tietz@onevision.com>
26835 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26836 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26838 2009-01-06 Jan Hubicka <jh@suse.cz>
26839 Kai Tietz <kai.tietz@onevision.com>
26841 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26843 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26844 (ix86_nsaved_regs): Count only general purpose regs.
26845 (ix86_nsaved_sseregs): New.
26846 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26847 to 16 for w64; compute padding and size of sse reg save area.
26848 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26849 general purpose regs.
26850 (ix86_emit_save_sse_regs_using_mov): New.
26851 (ix86_expand_prologue): Save SSE regs if needed.
26852 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26853 (ix86_emit_restore_sse_regs_using_mov): New.
26854 (ix86_expand_epilogue): Save SSE regs if needed.
26856 2009-01-06 Jan Hubicka <jh@suse.cz>
26857 Kai Tietz <kai.tietz@onevision.com>
26859 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26860 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26861 functions when accumulate outgoing args is off.
26863 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26866 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26867 before using pseudos_have_intersected_live_ranges_p.
26869 * ira-int.h (ira_assert): Always define.
26871 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26873 AVX Programming Reference (December, 2008)
26874 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26875 (_mm256_permute2_pd): Likewise.
26876 (_mm_permute2_ps): Likewise.
26877 (_mm256_permute2_ps): Likewise.
26878 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26879 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26881 * config/i386/i386.c (ix86_builtins): Remove
26882 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26883 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26884 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26885 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26886 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26887 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26888 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26889 __builtin_ia32_vpermil2ps256.
26890 (ix86_init_mmx_sse_builtins): Updated.
26891 (ix86_expand_args_builtin): Likewise.
26893 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26895 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26896 long absolute calls when generating PA 2.0 code.
26898 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26900 PR rtl-optimization/38583
26901 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26903 * params.def (ira-max-conflict-table-size): New.
26905 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26907 * ira.h (ira_conflicts_p): New external definition.
26909 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26910 table. Report this. Return result of building.
26911 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26912 building conflict table.
26914 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26915 (ira_color): Use ira_conflicts_p.
26917 * global.c: Include ira.h.
26918 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26921 * Makefile.in (global.o): Add ira.h.
26923 * ira-build.c (mark_all_loops_for_removal,
26924 propagate_some_info_from_allocno): New.
26925 (remove_unnecessary_allocnos): Call
26926 propagate_some_info_from_allocno.
26927 (remove_low_level_allocnos): New.
26928 (remove_unnecessary_regions): Add parameter. Call
26929 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26930 parameter to remove_unnecessary_regions.
26931 (ira_build): Remove all regions but root if the conflict table was
26932 not built. Update conflict hard regs for allocnos crossing calls.
26934 * ira.c (ira_conflicts_p): New global.
26935 (ira): Define and use ira_conflicts_p.
26937 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26938 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26939 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26941 2009-01-06 Ben Elliston <bje@au.ibm.com>
26943 * gengtype-lex.l (YY_NO_INPUT): Define.
26945 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26948 * c-common.c (handle_vector_size_attribute): Also reject
26949 BOOLEAN_TYPE types.
26951 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26953 PR tree-optimization/38492
26954 * graphite.c (rename_map_elt, debug_rename_elt,
26955 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26956 rename_map_elt_info, eq_rename_map_elts,
26957 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26958 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26959 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26960 (sese_build_livein_liveouts): New.
26961 (new_sese, free_sese): New.
26962 (new_scop): Call new_sese.
26963 (free_scop): Call free_sese.
26964 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26965 (register_old_new_names): Renamed register_old_and_new_names.
26966 (register_scop_liveout_renames, add_loop_exit_phis,
26967 insert_loop_close_phis, struct igp,
26968 default_liveout_before_guard, add_guard_exit_phis,
26969 insert_guard_phis, copy_renames): New.
26970 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26971 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26972 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26973 (scop_adjust_phis_for_liveouts): New.
26974 (gloog): Call scop_adjust_phis_for_liveouts.
26976 * graphite.h (struct sese): Documented. Added fields liveout,
26977 num_ver and livein.
26978 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26979 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26980 (struct scop): Added field liveout_renames.
26981 (SCOP_LIVEOUT_RENAMES): New.
26983 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26985 PR tree-optimization/38510
26986 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26987 (translate_clast): Call recompute_all_dominators before
26989 (gloog): Call recompute_all_dominators before graphite_verify.
26991 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26992 Jan Sjodin <jan.sjodin@amd.com>
26994 PR tree-optimization/38500
26995 * graphite.c (create_sese_edges): Call fix_loop_structure after
26998 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27000 * config.gcc: Add m32r*-*-rtems*.
27001 * config/m32r/rtems.h: New file.
27003 2009-01-05 Ben Elliston <bje@au.ibm.com>
27005 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27006 (.po.pox): Likewise.
27007 (po/gcc.pot): Likewise.
27009 2009-01-04 David S. Miller <davem@davemloft.net>
27011 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27012 (STARTING_FRAME_OFFSET): Always set to zero.
27014 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27016 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27017 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27018 fixed-point types, and vectors of the same.
27020 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27022 * config/mips/sync.md (*mb_barrier): Rename to...
27023 (*memory_barrier): ...this.
27025 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27027 * doc/extend.texi (Function Attributes): Move @cindex after @item
27028 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27029 and put in alphabetical order. Fix 'target' name and put in order.
27030 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27033 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27035 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27036 (memory_barrier): Expand as unspec instead of unspec_volatile.
27037 Remove mem:BLK from insn operands. Use Pmode scratch register.
27038 (*memory_barrier): Define as unspec instead of unspec_volatile.
27039 Use (match_dup 0) as input operand.
27041 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27042 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27043 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27044 scratch register. Remove operand 1.
27045 (*stbar): Define as unspec instead of unspec_volatile.
27046 Use (match_dup 0) as input operand, remove (const_int 8).
27047 (*membar): Define as unspec instead of unspec_volatile.
27048 Use (match_dup 0) as input operand, remove input operand 2.
27050 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27051 (memory_barrier): Expand as unspec instead of unspec_volatile.
27052 Remove mem:BLK from insn operands. Use Pmode scratch register.
27053 (*memory_barrier): Define as unspec instead of unspec_volatile.
27054 Use (match_dup 0) as input operand.
27056 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27057 Remove mem:BLK from insn operands. Use Pmode scratch register.
27058 Set volatile flag on operand 0.
27059 (*memory_barrier): New insn pattern.
27061 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27063 (*memory_barrier): Use (match_dup 0) as input operand.
27065 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27066 Remove mem:BLK from insn operands. Use Pmode scratch register.
27067 Set volatile flag on operand 0.
27068 (*mb_internal): New insn pattern.
27070 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27072 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27074 PR middle-end/38586
27075 * function.c (struct temp_slot): Move to the section of the file
27076 that deals with temp slots. Remove field 'address'.
27077 (temp_slot_address_table): New hash table of address -> temp slot.
27078 (struct temp_slot_address_entry): New struct, items for the table.
27079 (temp_slot_address_compute_hash, temp_slot_address_hash,
27080 temp_slot_address_eq, insert_temp_slot_address): Support functions
27082 (find_temp_slot_from_address): Rewrite to use the new hash table.
27083 (remove_unused_temp_slot_addresses): Remove addresses of temp
27084 slots that have been made available.
27085 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27086 worker function for remove_unused_temp_slot_addresses.
27087 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27088 Add the temp slot address to the address -> temp slot map.
27089 (update_temp_slot_address): Update via insert_temp_slot_address.
27090 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27091 (pop_temp_slots): Likewise.
27092 (init_temp_slots): Allocate the address -> temp slot map, or empty
27093 the map if it is already allocated.
27094 (prepare_function_start): Initialize temp slot processing.
27096 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27098 PR middle-end/38584
27099 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27100 Calculate the size of all stack vars assuming no packing of stack
27101 vars will happen, replacing a quadratic algorithm with a linear one.
27103 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27106 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27109 2009-01-03 Diego Novillo <dnovillo@google.com>
27111 * doc/contrib.texi: Update contributions.
27113 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27116 * builtins.c (fold_builtin_memory_op): Give up if either operand
27117 is volatile. Set srctype or desttype to non-qualified version
27121 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27122 and FUNCTION_DECLs.
27124 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27126 PR rtl-optimization/35805
27127 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27128 problem if fast dce is able to remove any instructions.
27129 * dce.c (dce_process_block): Fix dump message.
27131 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27134 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27136 2009-01-02 Jakub Jelinek <jakub@redhat.com>
27138 PR middle-end/38690
27139 * tree-flow.h (op_code_prio, op_prio): New prototypes.
27140 * tree-pretty-print.c (op_code_prio): New function.
27141 (op_prio): No longer static. Use op_code_prio.
27142 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
27143 Use op_prio and op_code_prio to determine if () should be
27144 printed around operand(s) or not.
27146 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
27147 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
27148 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
27149 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
27150 pp_character instead of pp_string for single letter printing.
27152 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
27154 * doc/extend.texi: Fix '#pragma GCC option' typo.
27156 2009-01-02 Richard Guenther <rguenther@suse.de>
27158 * doc/install.texi (--enable-checking): Mention different
27159 default for stage1.
27160 (--enable-stage1-checking): Document.
27162 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27164 PR middle-end/30142
27165 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27166 case to be an error.
27168 2009-01-02 Ben Elliston <bje@au.ibm.com>
27170 * config/fp-bit.h (pack_d): Constify argument.
27171 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27172 (isnan): Constify argument.
27174 (iszero): Likewise.
27175 (pack_d): Likewise.
27176 (_fpadd_parts): Constify return type.
27177 (_fpmul_parts): Likewise.
27178 (_fpdiv_parts): Likewise.
27180 2009-01-01 Jakub Jelinek <jakub@redhat.com>
27183 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
27184 warn about overwriting initializer with side-effects or
27185 -Woverride-init if !IMPLICIT.
27186 (output_init_element): Likewise. Pass IMPLICIT down to
27188 (process_init_element): Add IMPLICIT argument. Pass it down
27189 to output_init_element.
27190 (push_init_element, pop_init_level, set_designator): Adjust
27191 process_init_element callers.
27192 (set_nonincremental_init, set_nonincremental_init_from_string):
27193 Adjust add_pending_init callers.
27194 (output_pending_init_elements): Adjust output_init_element callers.
27195 * c-tree.h (process_init_element): Adjust prototype.
27196 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27197 process_init_element callers.
27200 Copyright (C) 2009 Free Software Foundation, Inc.
27202 Copying and distribution of this file, with or without modification,
27203 are permitted in any medium without royalty provided the copyright
27204 notice and this notice are preserved.