1 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3 * tree.h (tree_decl_common::lang_flag_8): New.
4 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6 * c-common.h (RID_CONSTEXPR): New.
8 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
10 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
12 (alpha_gimplify_va_arg): Ditto.
14 2009-09-30 Jakub Jelinek <jakub@redhat.com>
17 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
18 before insn counting loop now that BB_END (bb) is counted. Ensure
19 the return value isn't zero.
21 2009-09-30 Nick Clifton <nickc@redhat.com>
23 * config.gcc (sh-symbianelf): Replace definition of extra_objs
24 with separate definitions of c_target_objs and cxx_target_objs.
25 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
27 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
28 sh_symbian_import_export_class.
29 * config/sh/sh-protos.h: Fix names of exported symbian functions.
30 * config/sh/symbian.c: Delete, moving code into...
31 * config/sh/symbian-base.c: ... here
32 * config/sh/symbian-c.c: ... and here
33 * config/sh/symbian-cxx.c: ... and here.
35 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
38 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
39 of plus RTX into register.
41 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
43 * doc/install.texi: Linguistic and markup fixes.
44 (Configuration) <--disable-cpp>: Remove description.
45 <--enable-maintainer-mode>: Autotools files are affected, too.
46 <--with-sysroot>: Improve description.
47 (Building): Bump required GNU make version.
49 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
51 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
54 * config/i386/fma4intrin.h: New file, provide common x86 compiler
56 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
57 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
58 Add FMA4 check and fma4intrin.h.
59 * config/i386/i386-c.c(ix86_target_macros_internal): Check
61 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
62 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
63 constant for FMA4 support.
64 (UNSPEC_FMA4_FMADDSUB): Ditto.
65 (UNSPEC_FMA4_FMSUBADD): Ditto.
66 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
67 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
68 (ix86_expand_fma4_multiple_memory): Ditto.
69 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
70 (OPTION_MASK_ISA_FMA4_UNSET): New.
71 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
72 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
73 (ix86_handle_option): Handle -mfma4.
74 (isa_opts): Handle -mfma4.
75 (enum pta_flags): Add PTA_FMA4.
76 (override_options): Add FMA4 support.
77 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
78 (IX86_BUILTIN_VFMADDSD): Ditto.
79 (IX86_BUILTIN_VFMADDPS): Ditto.
80 (IX86_BUILTIN_VFMADDPD): Ditto.
81 (IX86_BUILTIN_VFMSUBSS): Ditto.
82 (IX86_BUILTIN_VFMSUBSD): Ditto.
83 (IX86_BUILTIN_VFMSUBPS): Ditto.
84 (IX86_BUILTIN_VFMSUBPD): Ditto.
85 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
86 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
87 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
88 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
89 (IX86_BUILTIN_VFNMADDSS): Ditto.
90 (IX86_BUILTIN_VFNMADDSD): Ditto.
91 (IX86_BUILTIN_VFNMADDPS): Ditto.
92 (IX86_BUILTIN_VFNMADDPD): Ditto.
93 (IX86_BUILTIN_VFNMSUBSS): Ditto.
94 (IX86_BUILTIN_VFNMSUBSD): Ditto.
95 (IX86_BUILTIN_VFNMSUBPS): Ditto.
96 (IX86_BUILTIN_VFNMSUBPD): Ditto.
97 (IX86_BUILTIN_VFMADDPS256): Ditto.
98 (IX86_BUILTIN_VFMADDPD256): Ditto.
99 (IX86_BUILTIN_VFMSUBPS256): Ditto.
100 (IX86_BUILTIN_VFMSUBPD256): Ditto.
101 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
102 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
103 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
104 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
105 (IX86_BUILTIN_VFNMADDPS256): Ditto.
106 (IX86_BUILTIN_VFNMADDPD256): Ditto.
107 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
108 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
109 (enum multi_arg_type): New enum for describing the various FMA4
110 intrinsic argument types.
111 (bdesc_multi_arg): New table for FMA4 intrinsics.
112 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
113 (ix86_expand_multi_arg_builtin): New function for creating FMA4
115 (ix86_expand_builtin): Add FMA4 intrinsic support.
116 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
117 operand instructions.
118 (ix86_expand_fma4_multiple_memory): New function to split the
119 second memory reference from FMA4 instructions.
120 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
121 (ssemodesuffixf2s): Ditto.
122 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
124 (fma4_fmsub<mode>4): Ditto.
125 (fma4_fnmadd<mode>4): Ditto.
126 (fma4_fnmsub<mode>4): Ditto.
127 (fma4_vmfmadd<mode>4): Ditto.
128 (fma4_vmfmsub<mode>4): Ditto.
129 (fma4_vmfnmadd<mode>4): Ditto.
130 (fma4_vmfnmsub<mode>4): Ditto.
131 (fma4_fmadd<mode>4256): Ditto.
132 (fma4_fmsub<mode>4256): Ditto.
133 (fma4_fnmadd<mode>4256): Ditto.
134 (fma4_fnmsub<mode>4256): Ditto.
135 (fma4_fmaddsubv8sf4): Ditto.
136 (fma4_fmaddsubv4sf4): Ditto.
137 (fma4_fmaddsubv4df4): Ditto.
138 (fma4_fmaddsubv2df4): Ditto.
139 (fma4_fmsubaddv8sf4): Ditto.
140 (fma4_fmsubaddv4sf4): Ditto.
141 (fma4_fmsubaddv4df4): Ditto.
142 (fma4_fmsubaddv2df4): Ditto.
143 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
144 instructions for intrinsics.
145 (fma4i_fmsub<mode>4): Ditto.
146 (fma4i_fnmadd<mode>4): Ditto.
147 (fma4i_fnmsub<mode>4): Ditto.
148 (fma4i_vmfmadd<mode>4): Ditto.
149 (fma4i_vmfmsub<mode>4): Ditto.
150 (fma4i_vmfnmadd<mode>4): Ditto.
151 (fma4i_vmfnmsub<mode>4): Ditto.
152 (fma4i_fmadd<mode>4256): Ditto.
153 (fma4i_fmsub<mode>4256): Ditto.
154 (fma4i_fnmadd<mode>4256): Ditto.
155 (fma4i_fnmsub<mode>4256): Ditto.
156 (fma4i_fmaddsubv8sf4): Ditto.
157 (fma4i_fmaddsubv4sf4): Ditto.
158 (fma4i_fmaddsubv4df4): Ditto.
159 (fma4i_fmaddsubv2df4): Ditto.
160 (fma4i_fmsubaddv8sf4): Ditto.
161 (fma4i_fmsubaddv4sf4): Ditto.
162 (fma4i_fmsubaddv4df4): Ditto.
163 (fma4i_fmsubaddv2df4): Ditto.
165 * doc/invoke.texi (-mfma4): Add documentation.
166 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
168 2009-09-29 Richard Henderson <rth@redhat.com>
170 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
171 an edge to the new destination block.
173 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
176 * pa.c (hppa_profile_hook): Use
177 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
179 2009-09-29 Steve Ellcey <sje@cup.hp.com>
180 Alexander Monakov <amonakov@ispras.ru>
183 * config/ia64/predicates.md (not_postinc_destination_operand): New.
184 (not_postinc_memory_operand): New.
185 (not_postinc_move_operand): New.
186 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
187 (*cmovsi_internal): Ditto.
189 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
191 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
192 restrict issue_rate in first pass when scheduling for register
195 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
196 Rafael Avila de Espindola <espindola@google.com>
198 * gengtype.c (plugin_output): New.
199 (get_output_file_with_visibility): Return plugin_output for plugins.
200 (main): Parse and use the -P option.
201 * gty.texi: Update the command line format.
203 2009-09-29 Jakub Jelinek <jakub@redhat.com>
206 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
208 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
209 out if !const_ok_for_output.
212 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
213 case VAR_LOCATION>: Remove gcc_unreachable ().
215 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
217 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
219 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
221 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
222 * config/i386/x86intrin.h: Remove SSE5.
223 * config/i386/mmintrin-common.h: Delete file.
224 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
226 2009-09-29 Richard Guenther <rguenther@suse.de>
228 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
229 resulting from stack temporaries on STRICT_ALIGNMENT targets.
231 2009-09-29 Nick Clifton <nickc@redhat.com>
233 * function.c (current_function_name): If there is no current
234 function just return "<none>".
236 2009-09-28 Sriraman Tallam <tmsriram@google.com>
238 * tree-pass.h (register_pass_info): New structure.
239 (pass_positioning_ops): Move enum from gcc-plugin.h.
240 (register_pass): New function.
241 * gcc-plugin.h (plugin_pass): Delete structure.
242 (pass_positioning_ops): Delete enum.
243 * plugin.c (regsiter_pass): Delete function.
244 (position_pass): Delete function.
245 (added_pass_nodes): Delete variable.
246 (prev_added_pass_nodes): Delete variable.
247 (pass_list_node): Delete structure.
248 * passes.c (make_pass_instance): New function.
249 (next_pass_1): Change to call make_pass_instance.
250 (pass_list_node): Move structure from gcc-plugin.h.
251 (added_pass_nodes): Move variable from plugin.c.
252 (prev_added_pass_nodes): Move variable from plugin.c.
253 (position_pass): New function.
254 (register_pass): New function.
256 2009-09-28 Easwaran Raman <eraman@google.com>
258 * ifcvt.c (noce_try_abs): Recognize pattern and call
259 expand_one_cmpl_abs_nojump.
260 * optabs.c (expand_one_cmpl_abs_nojump): New function.
261 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
263 2009-09-28 Ian Lance Taylor <iant@google.com>
266 * c-opts.c (c_common_handle_option): Don't set
267 warn_jump_misses_init for -Wall.
268 * doc/invoke.texi (Warning Options): Update documentation.
270 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
272 * Makefile.in ($(out_object_file)): Depend on
273 gt-$(basename $(notdir $(out_file))).h.
275 2009-09-28 Richard Henderson <rth@redhat.com>
277 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
278 * except.c (gen_eh_region): Set it.
279 (duplicate_eh_regions_1): Copy it.
280 * tree-eh.c (lower_resx): Use it to determine which function
283 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
284 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
285 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
286 * tree.c (build_common_builtin_nodes): Remove parameter. Build
287 BUILT_IN_CXA_END_CLEANUP if necessary.
289 * c-common.c (c_define_builtins): Update call to
290 build_common_builtin_nodes.
292 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
294 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
296 2009-09-28 Michael Matz <matz@suse.de>
298 * builtins.c (interclass_mathfn_icode): New helper.
299 (expand_builtin_interclass_mathfn): Use it here, and split folding
301 (fold_builtin_interclass_mathfn): ... this new folder.
302 (build_call_nofold_loc): New static helper.
303 (build_call_nofold): New wrapper macro for above.
304 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
305 (expand_builtin_pow): Ditto.
306 (expand_builtin_memset_args): Ditto.
307 (expand_builtin_printf): Ditto.
308 (expand_builtin_fprintf): Ditto.
309 (expand_builtin_sprintf): Ditto.
310 (expand_builtin_memory_chk): Ditto.
311 (expand_builtin_mempcpy_args): Ditto and don't call folders.
312 (expand_builtin_stpcpy): Ditto.
313 (expand_builtin_strcmp): Ditto.
314 (expand_builtin_strncmp): Ditto.
315 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
316 (expand_builtin_strcpy_args): Don't call folders.
317 (expand_builtin_memcmp): Ditto.
318 (expand_builtin_strncpy): Ditto, and use target.
319 (expand_builtin_memcpy): Ditto.
320 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
321 expand_builtin_strpbrk, expand_builtin_memmove,
322 expand_builtin_memmove_args, expand_builtin_bcopy,
323 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
324 expand_builtin_strspn, expand_builtin_strcspn,
325 expand_builtin_fputs): Remove these.
326 (expand_builtin): Don't call the above, change calls to other
327 expanders that changed prototype.
328 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
329 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
330 fold_builtin_interclass_mathfn.
331 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
332 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
334 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
335 * passes.c (init_optimization_passes): Move pass_fold_builtins
336 after last phiopt pass.
337 * tree-inline.c (fold_marked_statements): When folding builtins
338 iterate over all instruction potentially generated.
339 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
341 (fold_gimple_call): Use it to always fold calls (into potentially
342 multiple instructions).
343 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
344 calls into zero at this time.
345 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
346 statements generated by builtin folding.
348 2009-09-28 Nick Clifton <nickc@redhat.com>
350 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
353 2009-09-28 Duncan Sands <baldrick@free.fr>
355 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
356 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
357 (register_callback): Dispatch it.
358 (invoke_plugin_callbacks): Incorporate in sanity check.
359 * ggc.h (ggc_register_cache_tab): Add declaration.
360 * ggc-common.c (ggc_register_root_tab): Simplify.
361 (const_ggc_cache_tab_t): New typedef.
362 (extra_cache_vec): New vector of dynamically added cache tables.
363 (ggc_register_cache_tab): New function.
364 (ggc_scan_cache_tab): New function.
365 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
366 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
368 2009-09-27 Richard Henderson <rth@redhat.com>
370 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
371 which we remove __builtin_stack_restore.
373 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
375 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
376 to test for GRD_INVARIANT.
377 (simple_rhs_p): Anything that's function_invariant_p is fine.
379 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
381 * gengtype.c (main): Use plunge_files instead of plugin_output.
383 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
384 Rafael Avila de Espindola <espindola@google.com>
386 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
387 Don't print pch related info if it is false.
388 (main): Don't print pch info in plugin mode.
390 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
392 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
393 with dw_val_class_const_double.
394 (struct dw_val_struct): Replace val_long_long with val_double and
395 adjust for above change.
396 (output_loc_operands): Likewise.
397 (add_AT_long_long): Rename into...
398 (add_AT_double): ...this.
399 (print_die): Replace dw_val_class_long_long with
400 dw_val_class_const_double and adjust.
401 (attr_checksum): Likewise.
402 (same_dw_val_p): Likewise.
403 (size_of_die): Likewise.
404 (value_format): Likewise.
405 (output_die): Likewise.
406 (loc_descriptor) <CONST_DOUBLE>: Likewise.
407 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
408 instead of add_AT_long_long.
409 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
410 value with the precision of its type.
412 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
415 * c-typeck.c (build_conditional_expr): Use the readonly and
416 volatile flags of the operand types, not of the operands itself.
418 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
420 collect2.c (main): Look for -brtl before adding libraries.
422 2009-09-27 Jonathan Gray <jsg@openbsd.org>
424 * config.gcc: Update OpenBSD targets.
425 * config/openbsd-stdint.h: New file.
426 * config/openbsd-libpthread.h: New file.
427 * config/openbsd.h: Update and break out LIB_SPEC definition.
428 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
429 * config/i386/openbsdelf.h: Correct types.
430 * config/m68k/openbsd.h: Likewise.
431 * config/mips/openbsd.h: Likewise.
432 * config/vax/openbsd.h: Likewise.
434 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
436 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
437 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
438 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
439 of the length and zero.
441 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
443 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
444 (FLAGS_H): Add options.h $(REAL_H).
445 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
446 (TREE_VECTORIZER_H): New.
447 (EBITMAP_H): Renamed from EBIMAP_H.
448 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
449 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
450 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
451 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
452 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
453 (graphite-clast-to-gimple.o, graphite-dependences.o)
454 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
455 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
456 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
457 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
458 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
459 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
460 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
461 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
462 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
463 updated and fixed as per above changes and per
464 check_makefile_deps.sh output.
467 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
468 * configure: Regenerate.
470 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
472 * doc/install.texi: Update minimum MPC version to 0.7.
474 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
476 * doc/install.texi (Binaries): Remove reference to the binary
477 distribution CD-ROM from the FSF.
479 2009-09-26 Michael Matz <matz@suse.de>
483 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
484 that are mentioned in the body.
486 2009-09-26 Michael Matz <matz@suse.de>
488 PR tree-optimization/41454
489 * tree-ssa-dom (stmts_to_rescan): Remove variable.
490 (tree_ssa_dominator_optimize): Don't allocate and free it.
491 (dom_opt_leave_block): Don't iterate over it.
492 (eliminate_redundant_computations): Don't return a value.
493 (cprop_operand, cprop_into_stmt): Ditto.
494 (optimize_stmt): Don't defer updating stmts.
496 2009-09-25 Dodji Seketeli <dodji@redhat.com>
498 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
499 generic_parameter_die, template_parameter_pack_die,
500 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
501 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
502 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
504 2009-09-25 Anatoly Sokolov <aesok@post.ru>
506 * config/v850/v850.h (FUNCTION_VALUE): Remove.
507 * config/v850/v850.c (v850_function_value): New function.
508 (TARGET_FUNCTION_VALUE): Define.
510 2009-09-25 Jakub Jelinek <jakub@redhat.com>
512 * tree-vect-stmts.c (vectorizable_call): Call
513 mark_symbols_for_renaming after vect_finish_stmt_generation.
515 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
516 to loc_descriptor_from_tree.
517 (add_location_or_const_value_attribute): Pass 0 instead of 2
518 for decl_by_reference_p decls.
520 2009-09-25 Richard Guenther <rguenther@suse.de>
523 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
526 2009-09-25 Ben Elliston <bje@au.ibm.com>
528 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
531 2009-09-25 Alan Modra <amodra@bigpond.net.au>
533 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
536 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
539 * fold-const.c (const_binop): Handle complex int division.
540 * tree-complex.c (expand_complex_div_straight,
541 expand_complex_div_wide): Update comments.
543 2009-09-24 DJ Delorie <dj@redhat.com>
546 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
547 (reg_class): Likewise.
548 (REG_CLASS_NAMES): Likewise.
549 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
551 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
554 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
556 * config/rs6000/predicates.md (indexed_or_indirect_operand):
557 Delete VSX load/store with update support.
558 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
559 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
563 (VStype_load_update): Ditto.
564 (VStype_store_update): Ditto.
565 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
566 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
568 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
569 load/store with update builtins.
571 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
573 * libgcc2.c (L_trampoline): Prototype for getpagesize
574 and mprotect in WINNT case.
576 2009-09-24 Anatoly Sokolov <aesok@post.ru>
578 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
579 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
580 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
582 (TARGET_FUNCTION_VALUE): Define.
584 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
586 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
588 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
591 * common.opt: Initialize dwarf_strict to -1.
592 * toplev.c (process_options): Catch unset dwarf_strict
593 and set to 0 for all targets not overriding.
594 * config/darwin.c (darwin_override_options): Catch unset
595 dwarf_strict and override to 1.
597 2009-09-24 Jeff Law <law@redhat.com>
599 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
601 2009-09-24 Richard Guenther <rguenther@suse.de>
603 PR tree-optimization/36143
604 PR tree-optimization/38747
605 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
606 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
608 2009-09-24 Jakub Jelinek <jakub@redhat.com>
611 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
612 return false instead of gcc_unreachable (). For CONST return the
613 value returned by recursive call instead of always returning true.
614 (tree_add_const_value_attribute): Return the value returned by
615 add_const_value_attribute instead of always returning true if rtl
618 2009-09-23 Justin Seyster <jrseys@gmail.com>
620 * Makefile.in (PLUGIN_HEADERS): Include real.h.
622 2009-09-24 Jakub Jelinek <jakub@redhat.com>
624 * cgraphunit.c (cgraph_lower_function): Revert last change.
625 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
626 instead of DECL_NO_STATIC_CHAIN.
627 * tree-cfg.c (verify_gimple_call): Likewise.
628 * tree-nested.c (get_chain_decl, get_chain_field,
629 convert_tramp_reference_op, convert_gimple_call): Likewise.
630 (convert_all_function_calls): Likewise. Always set or clear
631 DECL_STATIC_CHAIN initially, for !n->outer clear it.
632 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
633 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
635 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
636 DECL_NO_STATIC_CHAIN.
637 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
638 instead of DECL_NO_STATIC_CHAIN.
639 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
640 decl_function_context.
641 * varasm.c (initializer_constant_valid_p): Likewise.
642 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
643 (DECL_STATIC_CHAIN): ... this.
644 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
645 instead of DECL_NO_STATIC_CHAIN.
647 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
648 Rafael Avila de Espindola <espindola@google.com>
650 * gengtype.c (nb_plugin_files): Make it unsigned to match
651 num_gt_files. Adjust other variables to avoid warnings.
652 (main): Allocate an all zero lang_bitmap before each plugin file name
653 to match regular file names.
655 2009-09-23 Richard Henderson <rth@redhat.com>
657 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
658 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
659 static chain passed in memory.
660 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
661 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
662 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
663 STATIC_CHAIN_REGNUM defined.
665 * config/picochip/picochip-protos.h: s/class/klass/.
666 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
667 (picochip_static_chain): New.
668 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
669 (STATIC_CHAIN_INCOMING): Remove.
671 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
672 (xtensa_static_chain): New.
673 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
675 2009-09-23 Anatoly Sokolov <aesok@post.ru>
677 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
678 * config/pa/pa-protos.h (function_value): Remove.
679 * config/pa/pa.c (pa_function_value): Rename from function_value.
680 Make static, add 'outgoing' argument.
681 (TARGET_FUNCTION_VALUE): Define.
683 2009-09-23 Anatoly Sokolov <aesok@post.ru>
685 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
686 instead of cfun->machine->is_leaf.
687 * config/avr/avr.h (machine_function): Remove is_leaf field.
689 2009-09-23 Jakub Jelinek <jakub@redhat.com>
692 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
693 DW_OP_piece after DW_OP_stack_value, adjust size calculations
694 for it, when DW_OP_stack_value and DW_OP_implicit_value has
695 the same size, prefer DW_OP_stack_value.
696 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
697 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
699 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
702 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
704 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
707 * cfgexpand.c (convert_debug_memory_address): New.
708 (expand_debug_expr): Convert base address and offset to the same
709 mode. Use it to convert addresses to other modes. Accept
712 2009-09-23 Richard Guenther <rguenther@suse.de>
714 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
715 produced for bigendian targets with promoted subregs.
717 2009-09-23 Richard Guenther <rguenther@suse.de>
719 * value-prof.c (gimple_ic): Purge old EH edges only after building
722 2009-09-23 Nick Clifton <nickc@redhat.com>
724 * config/arc/arc.c (arc_trampoline_init): Fix typo.
726 2009-09-23 Jakub Jelinek <jakub@redhat.com>
729 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
732 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
733 on non-nested functions.
735 2009-09-23 Jakub Jelinek <jakub@redhat.com>
736 Jan Hubicka <jh@suse.cz>
738 * dwarf2out.c (loc_list_plus_const): Only define if
739 DWARF2_DEBUGGING_INFO.
740 (address_of_int_loc_descriptor): Likewise.
743 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
745 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
748 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
749 constant is more than zero.
751 2009-09-23 Alan Modra <amodra@bigpond.net.au>
754 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
755 call final to emit non-scheduled prologue, instead insert at entry.
757 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
758 Joseph S. Myers <joseph@codesourcery.com>
760 * doc/install.texi (*-*-freebsd*): Add proper format codes.
762 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
763 Rafael Avila de Espindola <espindola@google.com>
765 * gengtype.c (is_file_equal): New function.
766 (close_output_files): Use is_file_equal. Free of->buf.
768 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
769 Rafael Avila de Espindola <espindola@google.com>
771 * gengtype.c (write_types, write_local): Add the output_header
772 argument. Update all callers.
774 2009-09-22 Dodji Seketeli <dodji@redhat.com>
776 * dwarf2out.c (template_parameter_pack_die,
777 gen_formal_parameter_pack_die ): New functions.
778 (make_ith_pack_parameter_name): Remove this function.
779 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
780 DW_TAG_formal_parameter_pack.
781 (gen_generic_params_dies): Represent each template parameter pack
782 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
783 represented by usual DW_TAG_template_*_parameter DIEs that are
784 children of the DW_TAG_template_parameter_pack element DIE.
785 (generic_parameter_die): This doesn't deal with parameter pack
786 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
787 of parameter pack DIEs.
788 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
789 in certain cases, e.g. for pack elements.
790 (gen_formal_types_die, gen_decl_die): Adjust usage of
791 gen_formal_parameter_die.
792 (gen_subprogram_die): Represent each function parameter pack by a
793 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
794 represented by usual DW_TAG_formal_parameter DIEs that are children
795 of the DW_TAG_formal_parameter_pack DIE. Remove references to
796 ____builtin_va_alist decls as no part of the compiler uses those
798 * langhooks.h (struct lang_hooks_for_decls): Add
799 function_parm_expanded_from_pack_p, get_generic_function_decl
800 and function_parameter_pack_p hooks. Fix comment for
801 get_innermost_generic_parms hook.
802 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
803 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
804 macros and use them to initialize lang_hook.
806 2009-09-22 Richard Henderson <rth@redhat.com>
808 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
809 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
810 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
811 on TRAMPOLINE_TEMPLATE.
812 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
813 TRAMPOLINE_ADJUST_ADDRESS.
814 * targhooks.c (default_asm_trampoline_template): Remove.
815 (default_trampoline_adjust_address): Remove.
816 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
817 * targhooks.h: Update decls.
819 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
821 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
822 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
823 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
825 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
828 * reload1.c (reload): Reset debug insns with pseudos without
831 2009-09-22 Janis Johnson <janis187@us.ibm.com>
833 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
834 unconditional true for decimal float modes.
835 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
836 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
838 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
840 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
841 Enable a new case for __FreeBSD__ >= 7.
842 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
843 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
844 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
845 and USE_LD_AS_NEEDED.
847 * doc/install.texi (*-*-freebsd*): Update target information.
849 2009-09-22 Richard Guenther <rguenther@suse.de>
852 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
853 arrays really properly.
855 2009-09-22 Richard Henderson <rth@redhat.com>
858 * target.h (struct gcc_target): Add asm_out.trampoline_template,
859 calls.static_chain, calls.trampoline_init,
860 calls.trampoline_adjust_address.
861 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
862 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
863 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
864 * builtins.c (expand_builtin_setjmp_receiver): Use
865 targetm.calls.static_chain; only clobber registers.
866 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
867 set up memory attributes properly for the trampoline block.
868 (expand_builtin_adjust_trampoline): Use
869 targetm.calls.trampoline_adjust_address.
870 * calls.c (prepare_call_address): Add fndecl argument. Use
871 targetm.calls.static_chain.
872 * df-scan.c (df_need_static_chain_reg): Remove.
873 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
874 consolodate static chain handling.
875 * doc/tm.texi: Document new hooks.
876 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
877 (init_emit_regs): Don't initialize them.
878 * expr.h (prepare_call_address): Update decl.
879 * final.c (profile_function): Use targetm.calls.static_chain.
880 * function.c (expand_function_start): Likewise.
881 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
882 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
883 only clobber registers.
884 * targhooks.c (default_static_chain): New.
885 (default_asm_trampoline_template, default_trampoline_init): New.
886 (default_trampoline_adjust_address): New.
887 * targhooks.h: Declare them.
888 * varasm.c (assemble_trampoline_template): Use
889 targetm.asm_out.trampoline_template. Make the memory block const
892 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
893 alpha_initialize_trampoline. Make static. Merge VMS parameter
894 differences into the TARGET_ABI_OPEN_VMS code block.
895 (TARGET_TRAMPOLINE_INIT): New.
896 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
897 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
898 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
899 (INITIALIZE_TRAMPOLINE): Remove.
901 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
902 (TRAMPOLINE_TEMPLATE): Merge with ...
903 (INITIALIZE_TRAMPOLINE): ... this and move ...
904 * config/arc/arc.c (arc_trampoline_init): ... here.
905 (TARGET_TRAMPOLINE_INIT): New.
907 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
908 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
909 (arm_asm_trampoline_template): New.
910 (arm_trampoline_init, arm_trampoline_adjust_address): New.
911 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
912 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
913 code to arm_asm_trampoline_template.
914 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
915 arm_trampoline_adjust_address.
916 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
917 adjust for target hook parameters.
919 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
922 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
923 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
924 (bfin_trampoline_init): Rename from initialize_trampoline;
925 make static; update for target hook parameters.
926 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
927 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
928 bfin_asm_trampoline_template.
929 (INITIALIZE_TRAMPOLINE): Remove.
931 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
932 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
933 cris_trampoline_init): New.
934 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
935 cris_asm_trampoline_template.
936 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
937 adjust for target hook parameters.
939 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
941 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
942 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
943 fr30_trampoline_init): New.
944 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
945 fr30_asm_trampoline_template.
946 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
947 adjust for target hook parameters.
949 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
950 (frv_trampoline_init): Rename from frv_initialize_trampoline;
951 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
952 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
953 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
955 * config/h8300/h8300.c (h8300_trampoline_init): New.
956 (TARGET_TRAMPOLINE_INIT): New.
957 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
958 to h8300_trampoline_init and adjust for hook parameters.
960 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
961 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
962 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
963 make static; adjust for hook parameters.
964 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
966 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
967 (TARGET_TRAMPOLINE_INIT): New.
968 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
969 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
970 iq2000_asm_trampoline_template.
971 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
972 (TRAMPOLINE_CODE_SIZE): New.
973 (TRAMPOLINE_SIZE): Use it.
974 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
976 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
977 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
978 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
979 adjust for hook parameters.
980 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
982 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
983 (m32r_trampoline_init): New.
984 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
985 m32r_trampoline_init.
987 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
988 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
989 make static; update for hook parameters.
990 * config/m68hc11/m68hc11-protos.h: Update.
991 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
993 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
994 (TARGET_TRAMPOLINE_INIT): New.
995 (mcore_function_value): Fix typo.
996 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
997 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
998 to mcore_asm_trampoline_template.
999 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1001 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1002 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1003 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1004 update for hook parameters.
1005 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1007 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1008 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1009 mips_trampoline_init): New.
1010 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1011 mips_asm_trampoline_template.
1012 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1013 update for hook parameters.
1015 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1016 (TARGET_TRAMPOLINE_INIT): New.
1017 (mmix_trampoline_size): Remove.
1018 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1019 make static. Remove out-of-date tetra vs octa comment.
1020 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1021 make static; update for hook parameters.
1022 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1023 (INITIALIZE_TRAMPOLINE): Remove.
1024 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1025 (TRAMPOLINE_ALIGNMENT): New.
1026 * gcc/config/mmix/mmix-protos.h: Update.
1028 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1029 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1030 mn10300_trampoline_init): New.
1031 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1032 mn10300_asm_trampoline_template.
1033 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1035 * config/moxie/moxie.c (moxie_static_chain,
1036 moxie_asm_trampoline_template, moxie_trampoline_init,
1037 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1038 TARGET_TRAMPOLINE_INIT): New.
1039 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1040 moxie_trampoline_init.
1041 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1042 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1044 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1045 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1046 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1047 pa_trampoline_adjust_address): New.
1048 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1049 pa_asm_trampoline_template.
1050 (TRAMPOLINE_ALIGNMENT): New.
1051 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1052 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1053 adjust for hook parameters.
1054 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1056 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1057 (TARGET_TRAMPOLINE_INIT): New.
1058 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1059 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1061 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1063 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1064 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1065 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1066 make static; adjust parameters for the hook.
1067 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1069 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1070 s390_trampoline_template; make static.
1071 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1072 make static; adjust for target hook.
1073 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1074 * config/s390/s390-protos.h: Remove trampoline decls.
1075 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1076 (TRAMPOLINE_TEMPLATE): Remove.
1077 (TRAMPOLINE_ALIGNMENT): New.
1079 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1080 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1081 (TARGET_TRAMPOLINE_INIT): New.
1082 (score_asm_trampoline_template): New.
1083 (score_trampoline_init): Rename from score_initialize_trampoline;
1084 make static; adjust for hook parameters.
1085 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1086 score[37]_asm_trampoline_template.
1087 (INITIALIZE_TRAMPOLINE): Remove.
1088 * config/score/score3.c (score3_asm_trampoline_template): New.
1089 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1090 adjust for target hook.
1091 * config/score/score7.c (score7_asm_trampoline_template): New.
1092 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1093 adjust for target hook.
1094 * config/score/score3.h, config/score/score7.h: Update.
1096 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1097 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1098 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1099 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1100 make static; adjust for target hook parameters.
1101 (sh_trampoline_adjust_address): New.
1102 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1103 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1105 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1106 (sparc32_initialize_trampoline): Rename from
1107 sparc_initialize_trampoline; make static; replace tramp parameter
1108 with m_tramp and update memory accesses.
1109 (sparc64_initialize_trampoline): Similarly.
1110 (sparc_trampoline_init): New.
1111 * config/sparc/sparc-protos.h: Remove trampoline decls.
1112 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1113 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1115 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1116 (array_to_constant): Make ARR parameter const.
1117 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1118 make static; update for hook parameters.
1119 * config/spu/spu-protos.h: Update decls.
1120 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1122 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1123 from xstormy16_initialize_trampoline; make static; update for
1125 (TARGET_TRAMPOLINE_INIT): New.
1126 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1128 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1129 (TARGET_TRAMPOLINE_INIT): New.
1130 (v850_can_eliminate): Make static.
1131 (v850_asm_trampoline_template, v850_trampoline_init): New.
1132 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1133 v850_asm_trampoline_template.
1134 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1135 and adjust for target hook parameters.
1137 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1138 (TARGET_TRAMPOLINE_INIT): New.
1139 (vax_asm_trampoline_template, vax_trampoline_init): New.
1140 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1141 vax_asm_trampoline_template.
1142 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1144 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1145 (TARGET_TRAMPOLINE_INIT): New.
1146 (xtensa_asm_trampoline_template): Rename from
1147 xtensa_trampoline_template; make static.
1148 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
1149 make static; update for hook parameters.
1150 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
1151 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
1152 (INITIALIZE_TRAMPOLINE): Remove.
1154 * config/i386/i386.c (ix86_function_regparm): Do not issue an
1155 error for nested functions with regparm=3.
1156 (ix86_compute_frame_layout): Adjust frame pointer offset for
1157 ix86_static_chain_on_stack.
1158 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
1159 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
1160 don't reset to UNITS_PER_WORD.
1161 (ix86_emit_leave): Adjust ix86_cfa_state.
1162 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
1163 (ix86_static_chain): New.
1164 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
1165 make static; update for target hook parameters; use ix86_static_chain.
1166 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1167 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
1168 (INITIALIZE_TRAMPOLINE): Remove.
1169 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
1170 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1171 to the end. Add static_chain_on_stack.
1172 (ix86_static_chain_on_stack): New.
1174 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1175 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1176 (m68k_trampoline_init): New.
1177 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1178 m68k_trampoline_init and adjust for hook parameters.
1179 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1180 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1182 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1184 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1185 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1187 * reload1.c (reload): Call wrap_constant when substituting
1188 reg for equiv inside of DEBUG_INSNs.
1191 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
1192 add_call_src_coords_attributes, add_high_low_attributes,
1193 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
1194 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
1195 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
1196 when -gdwarf-2 -gstrict-dwarf.
1197 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
1198 -gdwarf-[23] -gstrict-dwarf.
1199 (address_of_int_loc_descriptor, loc_descriptor,
1200 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1201 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1202 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1204 2009-09-22 Richard Guenther <rguenther@suse.de>
1206 PR tree-optimization/41428
1207 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1208 (ccp_finalize): Pass it to substitute_and_fold.
1210 2009-09-22 Richard Guenther <rguenther@suse.de>
1212 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1213 (substitute_and_fold): Adjust prototype.
1214 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1215 (simplify_stmt_using_ranges): Likewise.
1216 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1217 (vrp_fold_stmt): New function.
1218 (vrp_finalize): Pass it to substitute_and_fold.
1219 * tree-flow.h (vrp_evaluate_conditional): Remove.
1220 (simplify_stmt_using_ranges): Likewise.
1221 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1222 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1223 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1225 (fold_predicate_in): Move to tree-vrp.c.
1226 (substitute_and_fold): Use the callback instead of calling into
1227 tree-vrp.c functions directly.
1229 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1231 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1232 comparison warning on rs6000.
1235 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1236 GIMPLE_EH_MUST_NOT_THROW cleanup.
1237 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1239 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1242 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1243 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1244 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1245 libSystem which is derived from the gcc 4.2.1 unwinder.
1247 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1250 * varasm.c (default_encode_section_info): Copy TLS model into
1251 sym_ref flags regardless of backend support for TLS, for all
1252 model types except TLS_MODEL_EMULATED.
1254 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1257 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1258 we can handle it correctly.
1260 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1262 * doc/install.texi (os2): Remove section.
1264 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1266 * doc/standards.texi (Objective-C): Adjust two URLs.
1268 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1270 * tree-tailcall.c (process_assignment): Don't check if a
1271 multiplication or an addition are already present.
1272 (find_tail_calls): Combine multiple additions and multiplications.
1273 (adjust_accumulator_values): Emit accumulators.
1275 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1277 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1278 xmm register restore.
1280 2009-09-21 Jan Hubicka <jh@suse.cz>
1282 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1283 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1286 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1288 * stor-layout.c (layout_type): Remove obsolete code.
1290 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1293 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1295 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1298 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1299 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1300 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1301 * fold-const.c (const_binop): Likewise.
1302 * real.h (do_mpc_arg2): Update prototype.
1304 2009-09-20 Jan Hubicka <jh@suse.cz>
1306 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1307 (add_location_or_const_value_attribute): Rewrite using
1309 (tree_add_const_value_attribute): Return true if successful.
1310 (tree_add_const_value_attribute_for_decl): Likewise.
1312 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1313 (loc_descriptor): ... here;
1314 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1315 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1316 pool items that was not marked for output.
1317 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1318 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1319 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1320 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1321 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1322 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1323 DW_OP_stack_value to get address of items that are not available
1325 (dw_loc_list): Handle single element lists correctly.
1327 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1328 Pascal Obry <obry@adacore.com>
1330 * unwind-dw2-fde.c (classify_object_over_fdes):
1331 Cast the constant 1 to _Unwind_Ptr.
1332 (add_fdes): Likewise.
1333 (linear_search_fdes): Likewise.
1335 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1337 * stor-layout.c (set_sizetype): Avoid useless type copy.
1339 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1341 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1343 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1344 * configure, config.in: Regenerate.
1345 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1347 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1348 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1349 for global data if the output could be used in a shared library.
1350 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1351 to 0 if TARGET_WRITABLE_EH_FRAME.
1353 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1355 PR rtl-optimization/39886
1356 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1357 just when insn is equal to BB_END (bb).
1359 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1361 * config/mips/mips.opt (mrelax-pic-calls): New option.
1362 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1364 (mips_unspec_call): Change "unspec_call" expander into this.
1365 (mips_strip_unspec_call): New function.
1366 (mips_got_load): Call mips_unspec_call instead of
1367 gen_unspec_call<mode>.
1368 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1370 (mips_cfg_in_reorg): New function.
1371 (mips16_lay_out_constants): Use it to decide whether to call
1372 CFG-aware insn splitting.
1373 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1374 mips_reorg. Move DF set-up code from here ...
1375 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1377 (mips_reorg): Call mips_df_reorg instead of
1378 r10k_insert_cache_barriers. Move CFG set-up code here from
1379 r10k_insert_cache_barriers.
1380 (mips_call_expr_from_insn): New function.
1381 (mips_pic_call_symbol_from_set): Likewise.
1382 (mips_find_pic_call_symbol): Likewise.
1383 (mips_annotate_pic_call_expr): Likewise.
1384 (mips_get_pic_call_symbol): Likewise.
1385 (mips_annotate_pic_calls): Likewise.
1386 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1388 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1389 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1390 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1392 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1393 (unspec_call<mode>): Remove it.
1394 (sibcall_internal, sibcall_value_internal,
1395 sibcall_value_multiple_internal, call_internal, call_split,
1396 call_value_internal, call_value_split,
1397 call_value_multiple_internal, call_value_multiple_split): Pass
1398 SIZE_OPNO to MIPS_CALL.
1399 (call_internal_direct, call_direct_split,
1400 call_value_internal_direct, call_value_direct_split): Pass -1 as
1401 SIZE_OPNO to MIPS_CALL.
1402 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1403 * configure: Regenerate.
1404 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1405 and -mno-relax-pic-calls.
1406 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1408 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1411 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1412 in the directory this rule is called from, rather than the
1413 toplevel 'gcc' directory, to fix in-tree build.
1415 2009-09-19 Chris Demetriou <cgd@google.com>
1417 PR preprocessor/28435:
1418 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1419 to cpplib that the preprocessor output is needed.
1421 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1423 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1424 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1425 *return_and_restore_fpregs_<mode>,
1426 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1429 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1430 instead of assuming it has always a REG inside of it.
1432 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1434 * config/freebsd.h: Update comment on types.
1435 (WINT_TYPE): Define.
1437 2009-09-18 Jason Merrill <jason@redhat.com>
1439 * c.opt: Add -fno-deduce-init-list.
1441 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1443 * value-prof.c (interesting_stringop_to_profile_p): Added output
1444 argument to indicate which parameter is the size parameter.
1445 * value-prof.c (gimple_stringop_fixed_value): Use
1446 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1447 * value-prof.c (gimple_stringops_transform): Update call sites to
1448 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1450 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1453 From David Binderman <dcb314@hotmail.com>:
1454 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1455 local variable f. Remove stale comments.
1456 (ix86_compute_frame_layout): Remove useless local variable total_size.
1457 Remove #if 0'd code.
1458 (legitimate_address_p): Remove useless local variables
1459 reason_rtx and reason.
1460 (ix86_split_copysign_const): Remove useless local variable op1.
1461 (scale_counter): Remove useless local variable piece_size_mask.
1463 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1465 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1468 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1471 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1473 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1475 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1478 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1480 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1481 DW_OP_implicit_value even without dwarf_version 4.
1483 2009-09-17 Jan Hubicka <jh@suse.cz>
1485 * dwarf2out.c: Include tree-pass.h and gimple.h.
1486 (loc_list_plus_const): New function.
1487 (loc_descriptor_from_tree_1): Rename to ...
1488 (loc_descriptor_from_tree): ... remove original.
1489 (loc_list_from_tree): New function.
1490 (add_AT_location_description): Accept location list.
1491 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1492 (concatn_mem_loc_descriptor): Remove.
1493 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1495 (secname_for_decl): Move up.
1496 (hidden_reference_p): New function; break out from ...
1497 (loc_by_refernece): ... here; move up.
1498 (dw_loc_list): New function.
1499 (single_element_loc_list): New function.
1500 (single_element_loc_list_p): New function.
1501 (add_loc_descr_to_each): New function.
1502 (add_loc_list): New function.
1503 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1504 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1505 add diagnostics why expansion failed.
1506 (add_location_or_const_value_attribute): Support location lists.
1507 (add_bound_info): Likewise.
1508 (descr_info_loc): Update call of loc_descriptor_from_tree.
1509 (gen_variable_die): Work on location lists.
1510 * final.c (pass_final): Add dump file.
1511 * Makefile.in (dwarf2out.o): Add new dependencies.
1513 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1516 * real.c decimal_from_integer, decimal_integer_string): New.
1517 (real_from_integer): Use them as special case for decimal float.
1518 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1519 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1520 Do not append zero after the decimal point in string to convert.
1522 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1524 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1525 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1527 2009-09-17 Martin Jambor <mjambor@suse.cz>
1529 * common.opt (fipa-sra): New switch.
1530 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1531 * timevar.def (TV_IPA_SRA): New timevar.
1532 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1533 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1534 * tree-sra.c: Include cgraph.c.
1535 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1536 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1537 and grp_not_necessarilly_dereferenced.
1538 (func_param_count): New variable.
1539 (encountered_apply_args): New variable.
1540 (bb_dereferences): New variable.
1541 (final_bbs): New variable.
1542 (no_accesses_representant): New variable.
1543 (no_accesses_p): New function.
1544 (dump_access): Dump the new fields.
1545 (sra_initialize): Set encountered_apply_args to false.
1546 (get_ssa_base_param): New function.
1547 (mark_parm_dereference): New function.
1548 (create_access): Caring for INIDRECT_REFs and different handling of
1549 varialble length accesses in early IPA SRA. Store the stmt - a new
1550 parameter - to the new access.
1551 (build_access_from_expr_1): New parameter stmt, passed to
1552 create_access. Handle INDIRECT_REFs.
1553 (build_access_from_expr): Pass the current statement to
1554 build_access_from_expr_1.
1555 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1557 (build_accesses_from_assign): Pass the current statement to
1558 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1559 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1560 final_bbs when necessary. Check for calls to __builtin_apply_args.
1561 Fixup EH info if anythng was changed.
1562 (is_unused_scalar_param): New function.
1563 (ptr_parm_has_direct_uses): New function.
1564 (find_param_candidates): New function.
1565 (mark_maybe_modified): New function.
1566 (analyze_modified_params): New function.
1567 (propagate_dereference_distances): New function.
1568 (dump_dereferences_table): New function.
1569 (analyze_caller_dereference_legality): New function.
1570 (unmodified_by_ref_scalar_representative): New function.
1571 (splice_param_accesses): New function.
1572 (decide_one_param_reduction): New function.
1573 (enum ipa_splicing_result): New type.
1574 (splice_all_param_accesses): New function.
1575 (get_param_index): New function.
1576 (turn_representatives_into_adjustments): New function.
1577 (analyze_all_param_acesses): New function.
1578 (get_replaced_param_substitute): New function.
1579 (get_adjustment_for_base): New function.
1580 (replace_removed_params_ssa_names): New function.
1581 (sra_ipa_reset_debug_stmts): New function.
1582 (sra_ipa_modify_expr): New function.
1583 (sra_ipa_modify_assign): New function.
1584 (convert_callers): New function.
1585 (modify_function): New function.
1586 (ipa_sra_preliminary_function_checks): New function.
1587 (ipa_early_sra): New function.
1588 (ipa_early_sra_gate): New function.
1589 (pass_early_ipa_sra): New variable.
1590 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1592 2009-09-17 Michael Matz <matz@suse.de>
1595 * tree.c (build_type_attribute_qual_variant): Export.
1596 * tree.h (build_type_attribute_qual_variant): Declare.
1597 * tree-inline.c (remap_type_1): Use it to build variants with
1598 the original qualifiers and attributes.
1600 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1602 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1603 without a fallthrough edge.
1605 2009-09-16 DJ Delorie <dj@redhat.com>
1607 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1608 chip and ignore the "fast_interrupt" attribute if so.
1610 2009-09-16 Richard Henderson <rth@redhat.com>
1613 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1616 2009-09-16 Richard Henderson <rth@redhat.com>
1619 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1620 is set only if DECL_NO_STATIC_CHAIN is unset.
1621 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1622 (FOR_EACH_NEST_INFO): New.
1623 (walk_all_functions): Use it.
1624 (finalize_nesting_tree): Likewise.
1625 (unnest_nesting_tree): Likewise.
1626 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1627 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1628 (convert_gimple_call): Early out if gimple_call_chain already set.
1629 (convert_all_function_calls): Iterate until no new functions
1630 require a static chain.
1631 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1632 when building a trampoline. Use dump_function_to_file instead
1634 (lower_nested_functions): Open dump_file. Validate that decls
1635 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1636 bit reset by this pass.
1638 2009-09-16 Michael Matz <matz@suse.de>
1641 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1642 shorten decl_common_unused.
1643 (DECL_RESTRICTED_P): New accessor.
1644 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1645 to disambiguate marked decls and restrict pointers.
1647 2009-09-16 Richard Henderson <rth@redhat.com>
1650 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1652 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1654 * integrate.c (set_block_abstract_flags): Call
1655 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1657 2009-09-16 Richard Guenther <rguenther@suse.de>
1660 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1663 2009-09-16 DJ Delorie <dj@redhat.com>
1664 Kaz Kojima <kkojima@gcc.gnu.org>
1666 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1667 (sh_expand_prologue): Update calls to output_stack_adjust.
1668 (sh_expand_epilogue): Likewise.
1670 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1673 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1674 trying to limit the extent of searches in the insn stream.
1676 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1677 Jakub Jelinek <jakub@redhat.com>
1681 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1683 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1684 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1685 (rs6000_savres_strategy): Always save FP registers inline if the
1686 target doesn't support hardware double-precision. Set the above
1687 bits in return value when needed.
1688 (rs6000_savres_routine_sym): Fix computation for cache selector.
1689 Mark the generated symbol as a function. Rename exitp argument to
1690 lr. Move code for determining the name of the symbol...
1691 (rs6000_savres_routine_name): ...here. New function. Add cases for
1692 getting the names right on AIX and 64-bit Linux.
1693 (savres_routine_name): New variable.
1694 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1695 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1696 on what the target routine uses as a base register. If savep && lr
1697 describe saving of r0 into memory slot.
1698 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1699 line calls for AIX ABI.
1700 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1701 determine FP save/restore functions.
1702 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1703 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1705 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1706 Duplicate restoration of LR and execute the appropriate one
1707 depending on whether GPRs are being restored inline. Set r11 from
1708 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1709 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1710 Fix out of line calls for AIX ABI.
1711 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1713 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1715 (*restore_gpregs_spe): Likewise.
1716 (*return_and_restore_gpregs_spe): Likewise.
1717 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1718 Define to empty string unconditionally.
1719 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1720 Define to empty string unconditionally.
1721 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1724 2009-09-15 Jan Hubicka <jh@suse.cz>
1726 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1727 * params.def (inline-insns-auto): Likewise.
1729 2009-09-15 Martin Jambor <mjambor@suse.cz>
1731 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1732 individual statements only at TDF_DETAILS dump level. Format
1733 source for 80 characters per line.
1735 2009-09-15 Christian Bruel <christian.bruel@st.com>
1737 * regrename.c (do_replace): Update REG_DEAD notes.
1739 2009-09-15 Revital Eres <eres@il.ibm.com>
1741 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1742 * targhooks.c (default_builtin_support_vector_misalignment):
1743 New builtin function.
1744 * targhooks.h (default_builtin_support_vector_misalignment):
1746 * target.h (builtin_support_vector_misalignment):
1747 New field in struct gcc_target.
1748 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1749 new builtin function.
1750 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1752 * config/rs6000/rs6000.c
1753 (rs6000_builtin_support_vector_misalignment): New function.
1754 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1756 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1758 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1760 (bfin_optimize_loop): Likewise.
1761 (bfin_gen_bundles): Likewise.
1762 (workaround_speculation): Likewise.
1763 (find_load): Return NULL_RTX for debug_insn.
1765 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1767 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1770 2009-09-14 DJ Delorie <dj@redhat.com>
1772 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1773 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1776 2009-09-14 Richard Henderson <rth@redhat.com>
1777 Jakub Jelinek <jakub@redhat.com>
1779 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1780 * cfgbuild.c (make_edges): Handle asm goto.
1781 * cfglayout.c (fixup_reorder_chain): Likewise.
1782 * cfgrtl.c (patch_jump_insn): Likewise.
1783 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1784 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1785 (gimple_build_asm_vec): Add and use labels parameter.
1786 (gimple_build_asm): Remove.
1787 (walk_gimple_asm): Walk labels too.
1788 * gimple.def (GIMPLE_ASM): Update docs.
1789 * gimple.h: Update decls.
1790 (struct gimple_statement_asm): Change nc to use unsigned char;
1792 (gimple_asm_nlabels): New.
1793 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1794 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1795 into gimple_build_asm_vec.
1796 * jump.c (mark_jump_label_asm): New.
1797 (mark_jump_label): Use it.
1798 (redirect_jump_1): Handle asm goto.
1799 (invert_jump_1): Soft fail if X is null.
1800 * recog.c (extract_asm_operands): New.
1801 (asm_noperands): Use it; handle asm labels.
1802 (decode_asm_operands): Use extract_asm_operands.
1803 (asm_operand_ok): Properly handle empty string.
1804 * reg-stack.c (get_asm_operands_in_out): Rename from
1805 get_asm_operand_n_inputs; use extract_asm_operands; return both
1806 inputs and outputs by reference; update all callers.
1807 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1808 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1809 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1810 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1811 (extract_asm_operands): Declare.
1812 * stmt.c (expand_asm_operands): Add and use labels parameter.
1813 (check_unique_operand_names): Likewise.
1814 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1815 (expand_asm_stmt): Handle asm labels.
1816 * tree-cfg.c (make_gimple_asm_edges): New.
1817 (make_edges): Use it.
1818 (cleanup_dead_labels): Handle asm labels.
1819 (is_ctrl_altering_stmt): Likewise.
1820 (gimple_redirect_edge_and_branch): Likewise.
1821 * tree.def (ASM_EXPR): Add 5th operand.
1822 * tree.h (ASM_LABELS): New.
1823 (resolve_asm_operand_names): Update decl.
1825 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1826 (c_parser_asm_goto_operands): New.
1827 * c-tree.h (build_asm_expr): Update decl.
1828 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1829 * doc/extend.texi: Document asm goto.
1831 2009-09-14 Richard Henderson <rth@redhat.com>
1833 * except.h: Update declarations.
1834 (struct pointer_map_t): Forward declare.
1835 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1836 (struct eh_landing_pad_d, eh_landing_pad): New.
1837 (struct eh_catch_d, eh_catch): New.
1838 (struct eh_region_d): Remove next_region_sharing_label, aka,
1839 label, tree_label, landing_pad, post_landing_pad, resume,
1840 may_contain_throw. Rename region_number to index. Remove
1841 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1842 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1843 (VEC(eh_landing_pad,gc)): New.
1844 (struct eh_status): Remove last_region_number. Add lp_array,
1845 throw_stmt_table, ttype_data, ehspec_data.
1846 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1847 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1848 * except.c (lang_protect_cleanup_actions): Return tree.
1849 (struct ehl_map_entry): Remove.
1850 (init_eh_for_function): Push zero entries for region and lp_array.
1851 (gen_eh_region): Add to region_array immediately.
1852 (gen_eh_region_catch): Operate on eh_catch objects.
1853 (gen_eh_landing_pad): New.
1854 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1855 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1856 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1857 (get_eh_landing_pad_from_number_fn): New.
1858 (get_eh_landing_pad_from_number): New.
1859 (get_eh_region_from_lp_number_fn): New.
1860 (get_eh_region_from_lp_number): New.
1861 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1862 (get_exception_pointer, get_exception_filter): Remove.
1863 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1864 (current_function_has_exception_handlers): Simplify.
1865 (bring_to_root, eh_region_replaceable_by_p): Remove.
1866 (replace_region, hash_type_list, hash_eh_region): Remove.
1867 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1868 (label_to_region_map, num_eh_regions): Remove.
1869 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1870 (find_exception_handler_labels): Remove.
1871 (duplicate_eh_regions_0, find_prev_try): Remove.
1872 (struct duplicate_eh_regions_data): New.
1873 (duplicate_eh_regions_1): Rewrite.
1874 (duplicate_eh_regions): Return a pointer map instead of an
1876 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1877 (redirect_eh_edge_to_label): Remove.
1878 (eh_region_outermost): Rewrite using eh_region pointers
1879 instead of integers.
1880 (add_ttypes_entry): Update for ttype_data move to eh_status.
1881 (add_ehspec_entry): Rewrite with VEC instead of varray.
1882 (assign_filter_values): Likewise. Export.
1883 (build_post_landing_pads, connect_post_landing_pads): Remove.
1884 (dw2_build_landing_pads): Rewrite to use lp_array.
1885 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1886 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1887 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1888 (sjlj_mark_call_sites): Update for landing pad numbers.
1889 (finish_eh_generation): Rewrite.
1890 (gate_handle_eh): Do nothing for no eh tree.
1891 (pass_rtl_eh): Move up near finish_eh_generation.
1892 (remove_eh_landing_pad): New.
1893 (remove_eh_handler): Export.
1894 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1895 (for_each_eh_label): Rewrite to use lp_array.
1896 (make_reg_eh_region_note): New.
1897 (make_reg_eh_region_note_nothrow_nononlocal): New.
1898 (insn_could_throw_p): New.
1899 (copy_reg_eh_region_note_forward): New.
1900 (copy_reg_eh_region_note_backward): New.
1901 (check_handled, add_reachable_handler): Remove.
1902 (reachable_next_level, foreach_reachable_handler): Remove.
1903 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1904 (get_eh_region_and_lp_from_rtx): New.
1905 (get_eh_region_from_rtx): New.
1906 (can_throw_internal_1, can_throw_external_1): Remove.
1907 (can_throw_internal): Use get_eh_region_from_rtx.
1908 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1909 (insn_nothrow_p, can_nonlocal_goto): New.
1910 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1911 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1912 (add_action_record): Use VEC not varray.
1913 (collect_one_action_chain): Update for eh_region changes.
1914 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1915 Use get_eh_region_and_lp_from_rtx.
1916 (gate_convert_to_eh_region_ranges): New.
1917 (pass_convert_to_eh_region_ranges): Use it.
1918 (push_uleb128, push_sleb128): Use VEC not varray.
1919 (output_one_function_exception_table): Likewise.
1920 (dump_eh_tree): Update for eh_region changes.
1921 (verify_eh_tree): Likewise.
1922 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1923 * tree-eh.c: Include target.h.
1924 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1925 Don't disallow GIMPLE_RESX; adjust argument check.
1926 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1927 (record_stmt_eh_region): Update for landing pad numbers;
1928 generate a landing pad if necessary.
1929 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1930 (remove_stmt_from_eh_lp_fn): Similarly.
1931 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1932 Update for lp numbers; don't special case missing throw_stmt_table.
1933 (lookup_expr_eh_lp): Similarly.
1934 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1935 (eh_seq, eh_region_may_contain_throw): New.
1936 (struct leh_state): Add ehp_region.
1937 (struct leh_tf_state): Remove eh_label.
1938 (emit_post_landing_pad): New.
1939 (emit_resx, emit_eh_dispatch): New.
1940 (note_eh_region_may_contain_throw): New.
1941 (frob_into_branch_around): Take eh_region not eh label;
1942 emit eh code into eh_seq.
1943 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1944 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1945 lower_eh_must_not_throw. Emit code to eh_seq.
1946 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1947 (lower_try_finally_onedest): Likewise.
1948 (lower_try_finally_copy): Likewise.
1949 (lower_try_finally_switch): Likewise.
1950 (lower_try_finally): Initialize ehp_region.
1951 (lower_catch): Update for eh_catch objects.
1952 (lower_eh_filter): Don't handle must_not_throw.
1953 (lower_eh_must_not_throw): New.
1954 (lower_cleanup): Don't set eh_label.
1955 (lower_eh_constructs_2): Resolve eh builtins.
1956 Handle GIMPLE_EH_MUST_NOT_THROW.
1957 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1958 Add eh_seq to the end of the function body.
1959 (make_eh_dispatch_edges): New.
1960 (make_eh_edge): Remove.
1961 (make_eh_edges): Simplify for landing pads.
1962 (redirect_eh_edge_1): New.
1963 (redirect_eh_edge): Use it.
1964 (redirect_eh_dispatch_edge): New.
1965 (stmt_could_throw_p): Use a switch. Allow RESX.
1966 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1967 (stmt_can_throw_internal): Likewise.
1968 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1969 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1970 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1971 (gate_refactor_eh): New.
1972 (pass_refactor_eh): Use it.
1973 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1974 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1975 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1976 (remove_unreachable_handlers): Rename from
1977 tree_remove_unreachable_handlers; rewrite for landing pads;
1978 call remove_eh_handler directly.
1979 (remove_unreachable_handlers_no_lp): New.
1980 (unsplit_eh, unsplit_all_eh): New.
1981 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1982 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1983 (cleanup_empty_eh_unsplit): New.
1984 (cleanup_empty_eh): Rewrite.
1985 (cleanup_all_empty_eh): New.
1986 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1987 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1988 (gate_cleanup_eh): New.
1989 (pass_cleanup_eh): Use it.
1990 (verify_eh_edges): Move later in file. Expect one EH edge.
1991 (verify_eh_dispatch_edge): New.
1993 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1994 (gtype-desc.o): Add TARGET_H.
1995 (tree.o): Use EXCEPT_H, not except.h.
1996 (cfgbuild.o): Add EXPR_H.
1997 (GTFILES): Add vecprim.h.
1998 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1999 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2000 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2001 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2002 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2003 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2004 calls to can_throw_internal.
2005 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2006 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2007 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2008 (expand_gimple_stmt): Use make_reg_eh_region_note.
2009 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2010 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2011 or find_exception_handler_labels.
2012 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2013 there is exacly one EH edge. Use can_nonlocal_goto and
2015 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2016 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2017 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2018 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2019 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2020 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2021 * dse.c (scan_insn): Use insn_could_throw_p.
2022 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2023 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2024 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2025 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2026 EXC_PTR_EXPR or FILTER_EXPR.
2027 (tree_expr_nonzero_warnv_p): Likewise.
2028 * function.h: Include vecprim.h, not varray.h
2029 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2030 move ttype_data and ehspec_data members to struct eh_status; change
2031 action_record_data member to a VEC.
2032 * gcse.c (hash_scan_set): Use can_throw_internal.
2033 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2034 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2035 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2036 (block_may_fallthru): Don't handle RESX_EXPR.
2037 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2038 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2039 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2040 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2041 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2042 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2043 (gimple_size): Likewise.
2044 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2045 (gimple_build_resx): Use gimple_build_with_ops.
2046 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2047 (is_gimple_val): Likewise.
2048 (is_gimple_stmt): Remove RESX_EXPR.
2049 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2050 (GIMPLE_RESX): Reorder with other EH constructs.
2051 * gimple.h (struct gimple_statement_eh_mnt): New.
2052 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2053 (gimple_eh_filter_must_not_throw): Remove.
2054 (gimple_eh_filter_set_must_not_throw): Remove.
2055 (gimple_eh_must_not_throw_fndecl): New.
2056 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2057 (is_gimple_resx): New.
2058 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2059 Don't copy EH_FILTER_MUST_NOT_THROW.
2060 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2061 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2062 handle must_not_throw_labels specially.
2063 * ipa-pure-const.c (check_call): Update debug statement for LP.
2064 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2065 * ipa-utils.c (get_base_var): Likewise.
2066 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2067 * lower-subreg.c (move_eh_region_note): Remove.
2068 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2069 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2070 (create_task_copyfn): Likewise.
2071 (maybe_catch_exception): Use gimple_build_eh_filter.
2072 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2073 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2074 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2075 and pass_lower_resx.
2076 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2077 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2078 can_throw_internal, can_nonlocal_goto.
2079 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2080 copy_reg_eh_region_note_forward.
2081 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2082 (emit_output_reload_insns): Likewise.
2083 (copy_eh_notes): Remove.
2084 * rtl.def (RESX): Remove.
2085 * rtl.h: Update declarations.
2086 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2087 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2088 (update_eh_label): Remove.
2089 (cleanup_dead_labels_eh): New.
2090 (cleanup_deal_labels): Use it instead of update_eh_label.
2091 (gimple_merge_blocks): Update landing pad data structure when
2092 removing a landing pad label.
2093 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2094 test; handle GIMPLE_EH_MUST_NOT_THROW.
2095 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2096 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2097 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2098 (verify_stmt): Likewise. Verify landing pads.
2099 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2100 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2101 (struct move_stmt_d): Add eh_map.
2102 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2103 (move_stmt_r): Remap eh region numbers in builtin calls,
2104 resx and eh_dispatch.
2105 (move_block_to_fn): Remove eh_offset parameter. Use
2106 maybe_duplicate_eh_stmt_fn.
2107 (find_outermost_region_in_block): Operate on eh_region pointers
2108 instead of region numbers.
2109 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2110 duplicate_eh_regions.
2111 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2112 test earlier. Disallow EH landing pads.
2113 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2114 * tree-flow.h: Update declarations.
2115 (struct tree_ann_common_d): Replace rn with lp_nr.
2116 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2117 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2118 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2119 resx and eh_dispatch.
2120 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2121 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2122 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2123 from duplicate_eh_regions.
2124 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2125 update RESX; handle EH_DISPATCH.
2126 (expand_call_inline): Set eh_lp_nr, not eh_region.
2127 (maybe_inline_call_in_expr): Likewise.
2128 * tree-inline.h (struct copy_body_data): Replace eh_region with
2129 eh_lp_nr, eh_region_offset with eh_map.
2130 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2131 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2132 * tree-pretty-print.c (dump_generic_node): Don't handle
2133 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2134 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2135 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2136 EXC_PTR_EXPR, FILTER_EXPR.
2137 * tree-ssa-operands.c (get_expr_operands): Likewise.
2138 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2139 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2140 (ao_ref_init_from_vn_reference): Likewise.
2141 * tree-ssa-sink.c (statement_sink_location): Likewise.
2142 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2143 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2144 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2145 EXC_PTR_EXPR, FILTER_EXPR.
2146 (is_exception_related): Remove.
2147 (compute_avail): Don't call it.
2148 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
2149 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
2150 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
2151 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
2153 (build_resx): Remove.
2154 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
2155 * tree.h: Update declarations.
2156 (EH_FILTER_MUST_NOT_THROW): Remove.
2157 (struct tree_label_decl): Add eh_landing_pad_nr.
2158 (EH_LANDING_PAD_NR): New.
2159 * value-prof.c (gimple_ic): Tidy variable names. Update for
2160 landing pad numbers.
2161 (gimple_stringop_fixed_value): Tidy variable names. Assert
2162 that neither call stmt can throw.
2163 * vecprim.h (uchar): New.
2164 (VEC(uchar,heap), VEC(uchar,gc)): New.
2166 * c-common.c (c_define_builtins): Update call to
2167 build_common_builtin_nodes.
2168 * c-parser.c (c_parse_file): Don't call
2169 default_init_unwind_resume_libfunc.
2171 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2173 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2174 (mips_cprestore_address_p): Likewise.
2175 (mips_save_gp_to_cprestore_slot): Likewise.
2176 (mips_restore_gp): Rename to...
2177 (mips_restore_gp_from_cprestore_slot): ...this.
2178 (mips_must_initialize_gp_p): Declare.
2179 (mips_emit_save_slot_move): Likewise.
2180 (mips_output_load_label): Return nothing.
2181 (mips_eh_uses): Declare.
2182 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2183 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2184 (TARGET_ABSOLUTE_JUMPS): Likewise.
2185 (EH_USES): Likewise.
2186 (FIRST_PSEUDO_REGISTER): Update comment.
2187 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
2188 (MIPS_CALL): ...here.
2189 (REGISTER_NAMES): Add $cprestore.
2190 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
2191 Add load_label_length, has_inflexible_gp_insn_p,
2192 has_flexible_gp_insn_p, must_initialize_gp_p and
2193 must_restore_gp_when_clobbered_p.
2194 (mips_expand_call): Don't generate split instructions here.
2195 (mips_split_call): Update the call to mips_restore_gp after
2196 the above name change.
2197 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
2198 (mips_find_gp_ref): New function.
2199 (mips_insn_has_inflexible_gp_ref_p): Likewise.
2200 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2201 (mips_insn_has_flexible_gp_ref_p): Likewise.
2202 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2203 (mips_function_has_gp_insn): Delete.
2204 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2205 Use the new functions above. Only return INVALID_REGNUM
2206 for TARGET_ABSOLUTE_JUMPS.
2207 (mips_must_initialize_gp_p): New function.
2208 (mips_get_cprestore_base_and_offset): New function, extracted from...
2209 (mips_cprestore_slot): ...here. Take a bool parameter.
2210 (mips_cfun_has_cprestore_slot_p): New function.
2211 (mips_cprestore_address_p): Likewise.
2212 (mips_save_gp_to_cprestore_slot): Likewise.
2213 (mips_restore_gp): Rename to...
2214 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2215 epilogue_completed. Update the call to mips_cprestore_slot.
2216 Test cfun->machine->must_restore_gp_when_clobbered_p.
2217 (mips_direct_save_slot_move_p): New function.
2218 (mips_emit_save_slot_move): Likewise.
2219 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2220 of cfun->machine->global_pointer.
2221 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2222 (mips_save_reg): Use mips_emit_save_slot_move.
2223 (mips_expand_prologue): Set must_initialize_gp_p.
2224 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2225 for all cprestore saves. Emit a use_cprestore instruction after
2226 setting up the cprestore slot.
2227 (mips_restore_reg): Use mips_emit_save_slot_move.
2228 (mips_process_load_label): New function.
2229 (mips_load_label_length): Likewise.
2230 (mips_output_load_label): Don't return asm: output it here instead.
2231 Use mips_process_load_label.
2232 (mips_adjust_insn_length): Adjust the length of branch instructions
2233 that have length MAX_PIC_BRANCH_LENGTH.
2234 (mips_output_conditional_branch): Update the call to
2235 mips_output_load_label. Assume the branch target is OPERANDS[0]
2236 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2237 (mips_output_order_conditional_branch): Swap the meaning of
2238 OPERANDS[0] and OPERANDS[1].
2239 (mips_variable_issue): Don't count ghost instructions.
2240 (mips_expand_ghost_gp_insns): New function.
2241 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2242 (mips_output_mi_thunk): Set must_initialize_gp_p.
2243 (mips_eh_uses): New function.
2244 * config/mips/predicates.md (cprestore_save_slot_operand)
2245 (cprestore_load_slot_operand): New predicates.
2246 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2247 (UNSPEC_MOVE_GP): Likewise.
2248 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2249 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2250 (CPRESTORE_SLOT_REGNUM): New register.
2251 (MAX_PIC_BRANCH_LENGTH): New constant.
2252 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2253 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2254 branches. Fix commentary.
2255 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2256 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2257 Change type to "ghost".
2258 (loadgp_absolute_<mode>): Likewise.
2259 (loadgp_rtp_<mode>): Likewise.
2260 (copygp_mips16): Likewise.
2261 (loadgp_blockage): Remove redundant mode attribute.
2262 (potential_cprestore): New instruction.
2263 (cprestore): Turn into an unspec set.
2264 (use_cprestore): New instruction.
2265 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2266 (*branch_fp_inverted): Likewise.
2267 (*branch_order<mode>): Likewise.
2268 (*branch_order<mode>_inverted): Likewise.
2269 (*branch_equality<mode>): Likewise.
2270 (*branch_equality<mode>_inverted): Likewise.
2271 (*branch_bit<bbv><mode>): Likewise.
2272 (*branch_bit<bbv><mode>_inverted): Likewise.
2273 (*branch_equality<mode>_mips16): Remove redundant mode.
2274 (jump): Turn into a define_expand.
2275 (*jump_absolute): New instruction.
2276 (*jump_pic): Likewise.
2277 (*jump_mips16): Rename previously-unnamed pattern. Remove
2278 redundant mode attribute.
2279 (restore_gp): Split on epilogue_completed rather than
2280 reload_completed. Change type to "ghost".
2281 (move_gp<mode>): New instruction.
2282 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2283 Remove redundant mode attribute.
2284 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2285 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2286 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2288 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2291 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2292 are returned in the same register (vs34 or v2) that Altivec vector
2293 types are returned in.
2294 (rs6000_libcall_value): Ditto.
2297 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2298 instead of explicit addsi3/adddi3 calls.
2299 (rs6000_split_multireg_move): Ditto.
2300 (rs6000_emit_allocate_stack): Ditto.
2301 (rs6000_emit_prologue): Ditto.
2302 (rs6000_output_mi_thunk): Ditto.
2304 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2305 size is 64 bits if we can use 64-bit registers.
2307 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2309 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2312 From Jie Zhang <jie.zhang@analog.com>:
2313 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2314 save FP and RETS with saveall attribute.
2315 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2316 with saveall attribute.
2318 * config/bfin/bfin.c (bfin_expand_builtin,
2319 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2322 From Jie Zhang <jie.zhang@analog.com>:
2323 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2324 before use in two places.
2325 * config/bfin/bfin.md (AREG): Define mode iterator.
2326 (reload_in, reload_out): Use mode iterator AREG.
2328 2009-09-14 Richard Guenther <rguenther@suse.de>
2331 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2332 EH personality path.
2334 2009-09-13 Richard Guenther <rguenther@suse.de>
2335 Rafael Avila de Espindola <espindola@google.com>
2337 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2338 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2339 (LANG_HOOKS_INITIALIZER): Adjust.
2340 (lhd_pass_through_t): Declare.
2341 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2343 * langhooks.c (lhd_pass_through_t): New function.
2344 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2345 dwarf2out_begin_prologue): Use personality from current_function_decl.
2346 * expr.h (get_personality_function): Declare.
2347 * expr.c (get_personality_function): New function.
2348 (build_personality_function): Likewise.
2349 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2350 (eh_personality_libfunc): Remove.
2351 * optabs.c (build_libfunc_function): New function split out from ...
2352 (init_one_libfunc): ... here.
2353 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2354 (tree_function_decl): Add personality.
2355 (lhd_gcc_personality): Declare.
2356 (build_personality_function): Likewise.
2357 * tree.c (gcc_eh_personality_decl): New.
2358 (lhd_gcc_personality): New function.
2359 * except.h (lang_eh_runtime_type): Remove.
2360 (enum eh_personality_kind): New.
2361 (build_personality_function): Declare.
2362 (function_needs_eh_personality): Declare.
2363 * except.c (lang_eh_runtime_type): Remove.
2364 (function_needs_eh_personality): New function.
2365 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2366 (sjlj_emit_function_enter, output_function_exception_table):
2367 Use personality from current_function_decl.
2368 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2369 * tree-inline.c (tree_can_inline_p): Do not inline across different
2371 (expand_call_inline): Likewise. Adjust the callers EH personality.
2372 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2373 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2374 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2375 (c-parser.o): Likewise
2376 * c-tree.h (c_eh_initialized_p): Remove.
2377 (c_maybe_initialize_eh): Likewise.
2378 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2379 (finish_decl): Don't call c_maybe_initialize_eh.
2380 (c_eh_initialized_p): Remove.
2381 (c_maybe_initialize_eh): Likewise.
2382 * c-parser.c (c_parser_omp_construct): Likewise.
2383 (c_parse_file): Initialize exception handling.
2385 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2387 * config.gcc (tm_file): Remove i386/biarch32.h
2388 for i?86-w64-mingw* case.
2389 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2391 * config.host: Set for x64 mingw the option
2392 use_long_long_for_widest_fast_int to yes.
2394 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2396 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2397 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2398 (dbxout_begin_function): Likewise.
2399 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2400 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2401 set on the function.
2402 (final_end_function): Likewise.
2403 (final_scan_insn): Likewise.
2404 (rest_of_handle_final): Likewise.
2405 * varasm.c (assemble_start_function): Likewise.
2406 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2408 2009-09-12 Jason Merrill <jason@redhat.com>
2410 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2411 * opts.c (common_handle_option): constify.
2413 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2415 * doc/install.texi (avr): Remove obsolete reference site.
2417 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2419 * doc/install.texi (Binaries): Adjust AIX link.
2421 2009-09-12 Akim Demaille <demaille@gostai.com>
2423 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2424 Use an imperative sentence.
2426 2009-09-11 Richard Henderson <rth@redhat.com>
2428 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2429 structure-name and has-tree-operands arguments; update all entries.
2430 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2432 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2433 (gsstruct_code_size): New.
2434 (gss_for_code_): New.
2435 (gss_for_code): Remove.
2436 (gimple_size): Rewrite using gsstruct_code_size.
2437 (gimple_statement_structure): Move to gimple.h.
2438 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2439 (gss_for_code, gimple_statement_structure): New.
2440 (gimple_ops): Use new arrays; tidy.
2442 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2444 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2445 operand to be a PLUS expression.
2446 * config/pa/pa.c (pa_secondary_reload): Likewise.
2448 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2450 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2452 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2455 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2457 From Jie Zhang <jie.zhang@analog.com>:
2458 * doc/extend.texi (node Function Attributes): Document l2
2460 (node Blackfin Variable Attributes): Document l2 variable attributes.
2462 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2464 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2465 to match the system compiler's configuration at inflection point.
2466 Add comment to remark a remaining difference with system compiler.
2468 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2469 * configure: Regenerate.
2471 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2473 From Jie Zhang <jie.zhang@analog.com>:
2474 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2475 (bfin_handle_l2_attribute): New.
2476 (bfin_attribute_table): Add l2 attribute.
2478 2009-09-11 Michael Matz <matz@suse.de>
2481 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2482 on the local_decls list.
2484 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2488 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2490 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2491 for VALUEs, to implement the documented interface.
2492 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2493 Adjust for VALUEs and anything else, to implement the
2494 documented interface.
2496 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2498 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2499 with actual SPE/paired vector modes before using 64-bit alignment.
2500 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2502 2009-09-10 DJ Delorie <dj@redhat.com>
2504 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2507 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2508 * config/mep/mep.c (mep_legitimate_constant_p): New.
2509 * config/mep/mep-protos.h: Prototype it.
2511 2009-09-10 Richard Henderson <rth@redhat.com>
2513 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2515 2009-09-10 Jason Merrill <jason@redhat.com>
2517 * tree.c (chain_index): New fn.
2518 * tree.h: Declare it.
2520 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2522 * config/sol2-c.c (cmn_err_length_specs): Initialize
2523 scalar_identity_flag.
2525 2009-09-10 Richard Henderson <rth@redhat.com>
2527 * tree.h (struct tree_decl_common): Move align member earlier;
2528 move label_decl_uid member ...
2529 (struct tree_label_decl): ... here.
2530 (LABEL_DECL_UID): Update to match.
2532 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2535 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2536 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2538 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2539 dest_prev if the edge is complex.
2541 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2543 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2544 loop latch tests earlier.
2546 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2547 before GIMPLE_RETURN, not after its predecessor; insert
2550 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2551 gimple_seq_empty_p to test for no PHI nodes.
2552 * tree-cfg.c (split_critical_edges): Likewise.
2554 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2556 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2558 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2559 introduced by the VTA branch merge.
2561 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2563 * ira-conflicts.c: Use fputs or putc instead of fprintf
2567 * tree-switch-conversion.c: Ditto.
2569 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2571 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2572 introduced by the VTA branch merge.
2574 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2577 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2579 PR rtl-optimization/39779
2580 * expr.c (convert_modes): Return when mode == oldmode after
2581 CONST_INTs are processed.
2583 2009-09-10 Nick Clifton <nickc@redhat.com>
2585 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2586 attribute and referring decl when creating renamed symbol.
2588 2009-09-10 Richard Guenther <rguenther@suse.de>
2591 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2593 (cgraph_finalize_compilation_unit): Compute reachability
2594 before emitting thunks. Properly process aliases before
2595 possibly removing unreachable nodes.
2597 2009-09-10 Richard Guenther <rguenther@suse.de>
2600 * tree.c (struct free_lang_data_d): Add worklist member.
2601 (find_decls_types_r): Push onto the worklist instead of recursing.
2602 Handle TREE_BINFOs properly.
2603 (find_decls_types): New function wrapped around find_decls_types_r
2604 to process the worklist.
2605 (find_decls_types_in_eh_region): Use it.
2606 (find_decls_types_in_node): Likewise.
2607 (find_decls_types_in_var): Likewise.
2608 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2609 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2610 (AGGREGATE_TYPE_P): Adjust.
2612 2009-09-09 Jason Merrill <jason@redhat.com>
2614 * configure.ac: Check glibc version even if we have an in-tree
2617 2009-09-09 Anthony Green <green@moxielogic.com>
2619 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2620 the constant 0 when appropriate.
2621 * config/moxie/constraints.md: Add constraint O.
2623 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2624 to pass up to 6 32-bit argument values in registers.
2625 (moxie_function_arg): Ditto.
2626 (moxie_arg_partial_bytes): Ditto.
2627 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2628 (REG_PARM_STACK_SPACE): Ditto.
2629 (FUNCTION_ARG_REGNO_P): Ditto.
2631 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2632 instruction to allocate stack space.
2634 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2636 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2637 unnecessarily stringent constraints. Fix address
2638 calculation in the splitters.
2640 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2642 PR rtl-optimization/39779
2643 * expr.c (convert_modes): Return when mode == oldmode after
2644 CONST_INTs are processed.
2646 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2649 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2650 (ix86_expand_prologue): Take frame.padding0 into logic of
2652 (ix86_expand_epilogue): Likewise.
2654 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2656 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2658 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2659 * config/t-slibgcc-libgcc: New file.
2660 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2662 2009-09-09 Martin Jambor <mjambor@suse.cz>
2664 PR tree-optimization/41089
2665 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2668 2009-09-09 Richard Henderson <rth@redhat.com>
2670 * gimple.h (CASE_GIMPLE_OMP): New.
2671 (is_gimple_omp): Use it.
2672 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2673 (verify_gimple_debug): Likewise.
2675 2009-09-09 Richard Guenther <rguenther@suse.de>
2677 PR tree-optimization/41101
2678 * tree-ssa-pre.c (maximal_set): Remove.
2679 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2680 Defer all blocks we didn't visit at least one successor.
2681 (add_to_exp_gen): Do not add to the maximal set.
2682 (make_values_for_phi): Likewise.
2683 (compute_avail): Likewise.
2684 (init_pre): Do not allocate the maximal set.
2685 (execute_pre): Do not dump it.
2687 2009-09-09 Martin Jambor <mjambor@suse.cz>
2689 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2690 an SSA_NAME rather than a is_gimple_variable.
2692 2009-09-09 Richard Guenther <rguenther@suse.de>
2695 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2696 code dealing with plain pointer bases.
2697 (maybe_fold_offset_to_reference): Likewise.
2698 (maybe_fold_stmt_addition): Adjust.
2700 2009-09-09 Richard Guenther <rguenther@suse.de>
2702 * tree.c (free_lang_data_in_type): Do not free the type variant
2704 (free_lang_data): Merge char_type_node with its properly signed
2706 (pass_ipa_free): Collect after freeing language specific data.
2708 2009-09-09 Michael Matz <matz@suse.de>
2711 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2712 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2713 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2716 2009-09-08 DJ Delorie <dj@redhat.com>
2718 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2720 2009-09-04 Jason Merrill <jason@redhat.com>
2722 * tree.c (tree_find_value): Remove.
2723 * tree.h: Remove prototype.
2724 * varasm.c (assemble_external): Use value_member instead.
2726 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2728 * toplev.c (process_options): Choose default debugging type when
2729 gtoggle enables debug info and type is unset.
2731 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2735 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2738 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2740 * configure: Rebuilt with modified libtool.m4.
2742 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2747 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2749 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2751 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2752 (remove_statement): Likewise.
2753 (rewrite_use_nonlinear_expr): Adjust.
2754 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2755 * tree-ssa.c (release_defs_bitset): ... this. New.
2756 * tree-flow.h (release_defs_bitset): Declare.
2758 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2761 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2762 in the middle block.
2764 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2766 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2767 via intptr_t to long type.
2768 (insert_operand_rank): Cast long type via intptr_t to
2770 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2772 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2773 from pointer to unsigned via uintptr_t.
2775 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2776 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2778 * configure: Regenerated.
2779 * config.in: Regenerated
2780 * system.h (stdint.h): Add include.
2781 (inttypes.h): Likewise.
2782 * Makefile.in (aclocal): Add config/stdint.m4.
2783 * aclocal.m4: Regenerated.
2785 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2787 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2789 (note_np_check_stores): New function.
2790 (harmless_null_pointer_p): New function.
2791 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2792 changed. Take into account whether we're in the shadow of a condjump
2793 that tested NP_REG for NULL.
2794 Lose all code that tested for SEQUENCEs.
2795 (workaround_speculation): Avoid inserting NOPs for loads that are
2796 either always executed or a NULL pointer.
2798 2009-09-08 Jan Hubicka <jh@suse.cz>
2800 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2801 * params.def (early-inlining-insns): Likewise.
2803 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2805 PR rtl-optimization/41239
2806 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2807 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2809 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2810 across calls, as the calls might not always return normally.
2811 (call_may_noreturn_p): New function.
2812 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2813 (init_deps): Initialize it.
2814 (remove_from_deps): Also remove calls from
2815 last_function_call_may_noreturn list.
2817 2009-09-07 Richard Henderson <rth@redhat.com>
2819 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2820 more VR->OPERANDS than LHS operands. Free LHS before returning.
2822 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2824 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2825 (attr "addrtype"): New member "spreg".
2826 Use it if mem_spfp_address_operand is true for the address.
2827 (attr "type"): New entry "stall".
2828 (cpu_unit "load"): New.
2829 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2831 (insn_reservation "loadsp"): New.
2832 (insn_reservation "load_stall1"): New.
2833 (insn_reservation "load_stall3"): New.
2835 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2836 (mem_p_address_operand): Exclude stack and frame pointer based
2838 (mem_spfp_address_operand): New; match them here.
2839 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2840 (bfin_reorg): Call it if scheduling insns.
2841 (bfin_gen_bundles): Remove dummy insns created by
2842 add_sched_insns_for_speculation.
2844 From Jie Zhang <jie.zhang@analog.com>:
2845 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2846 bfin_si_revision, bfin_workarounds): Move these ...
2847 * config/bfin/bfin.h: ... here.
2849 From Mike Frysinger <michael.frysinger@analog.com>
2850 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2851 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2852 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2853 bf547m, bf548m, and bf549m.
2854 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2855 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2856 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2857 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2858 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2859 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2860 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2861 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2862 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2863 bf542m, bf544m, bf547m, bf548m, and bf549m.
2865 From Jie Zhang <jie.zhang@analog.com>:
2866 * config/bfin/predicates.md (p_register_operand): New predicate.
2867 (dp_register_operand): New predicate.
2868 * config/bfin/bfin-protos.h (WA_05000074): Define.
2869 (ENABLE_WA_05000074): Define.
2870 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2871 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2872 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2873 (define_attr addrtype): Allow load/store register to be P register.
2874 (define_attr storereg): New.
2875 (define_cpu_unit anomaly_05000074): New.
2876 (define_insn_reservation dsp32shiftimm): New.
2877 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2878 (define_insn_reservation loadp): Cannot use slot2.
2879 (define_insn_reservation loadsp): Cannot use slot2.
2880 (define_insn_reservation storep): Cannot use slot2. Does not
2881 apply when working around 05000074.
2882 (define_insn_reservation storep_anomaly_05000074): New.
2883 (define_insn_reservation storei): Does not apply when working
2885 (define_insn_reservation storei_anomaly_05000074): New.
2886 (define_attr length): Add dsp32shiftimm case.
2887 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2888 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2889 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2890 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2891 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2893 2009-09-07 Martin Jambor <mjambor@suse.cz>
2896 * tree-sra.c (create_artificial_child_access): Return NULL if
2897 build_ref_for_offset fails.
2898 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2899 and create_artificial_child_access to fail.
2901 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2904 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2905 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2906 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2908 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2910 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2911 block, ensure it has an exit edge. Emit a barrier after a jump.
2913 2009-09-07 Nick Clifton <nickc@redhat.com>
2915 * gcc.c (this_is_linker_script): New variable. Like
2916 this_is_library_file but for the %T constructor.
2917 (end_going_arg): If this_is_linker_script is set then locate the
2918 script and insert a --script switch before it
2919 (do_spec_2): Initialise this_is_linker_script.
2920 (do_spec_1): Likewise. Handle %T construct.
2921 (eval_spec_function): Preserve this_is_linker_script.
2922 * doc/invoke.texi: Document %T construct in spec files.
2923 * config/m32c/m32c.h (LIB_SPEC): Use it.
2925 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2927 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2928 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2929 when volatile flag is set.
2930 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2932 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2935 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2936 (combine_stack_adjustments_for_block): Allow insns between stack
2937 adjustments and stores with corresponding pre-(dec|inc)rement or
2938 pre-modify operation.
2940 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2943 * combine-stack-adj.c (struct csa_memlist): Rename to...
2944 (struct csa_reflist): ... this. Rename mem field to ref.
2945 (free_csa_memlist): Rename to...
2946 (free_csa_reflist): ... this.
2947 (record_one_stack_memref): Rename to...
2948 (record_one_stack_ref): ... this. Handle also REG_P.
2949 (try_apply_stack_adjustment): Handle also REG_P.
2950 (struct record_stack_memrefs_data): Rename to...
2951 (struct record_stack_refs_data): ... this. Rename memlist field to
2953 (record_stack_memrefs): Rename to...
2954 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2955 subexpressions instead of failing when a MEM contains SP references.
2956 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2957 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2959 2009-09-06 Richard Guenther <rguenther@suse.de>
2962 * tree.c (build_array_type): Do not record types marked
2963 with structural equality in the canonical type hashtable.
2965 2009-09-06 Richard Guenther <rguenther@suse.de>
2968 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2970 2009-09-05 Richard Guenther <rguenther@suse.de>
2973 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2975 2009-09-05 Richard Guenther <rguenther@suse.de>
2978 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2980 2009-09-05 Richard Guenther <rguenther@suse.de>
2983 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2984 before comparing function argument types.
2986 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2989 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2992 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2995 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2997 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2998 locators before emit_insn is called.
3000 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3003 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3004 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3005 (reginfo_init): Don't call allocate_reg_info.
3007 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3010 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3011 NONDEBUG_INSN_P instead of INSN_P.
3013 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3016 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3018 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3021 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3022 pattern of the split.
3024 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3026 * toplev.c (process_options): Move setter of flag_var_tracking
3027 before other tests that depend on it. Move down setter of
3028 flag_rename_registers. Don't enable var-tracking-assignments
3029 by default if selective scheduling is enabled. Warn if both
3032 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3034 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3035 comment. Use switch statement to catch overlaps between rtx
3036 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3037 (IS_DECL_CODE): ... here. Remove.
3038 (check_value_is_not_decl): Remove.
3039 (dv_from_decl, dv_from_value): Check after conversion.
3041 2009-09-04 Richard Guenther <rguenther@suse.de>
3044 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3045 after emitting tunks. Move emitting thunks and ctors from ...
3046 (cgraph_optimize): ... here. Remove redundant
3047 cgraph_analyze_functions.
3048 * varasm.c (find_decl_and_mark_needed): Remove no longer
3050 (finish_aliases_1): Adjust check for thunk aliases.
3052 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3054 * config/arm/arm.md (ctzsi2): Added braces
3055 to avoid warning that broke booststrap.
3057 2009-09-04 Martin Jambor <mjambor@suse.cz>
3059 PR tree-optimization/41112
3060 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3061 handle variable-bounded arrays.
3062 (expr_with_var_bounded_array_refs_p): New function.
3063 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3065 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3067 * config/s390/2097.md: Removed two incorrect bypasses.
3068 (z10_fsimpdf): Fixed latency.
3069 (z10_fhex): New insn_reservation.
3070 (z10_floaddf): Fixed latency.
3071 (z10_floadsf): Fixed latency.
3072 (z10_ftrunctf): Fixed latency.
3073 (z10_ftruncdf): Fixed latency.
3074 * config/s390/s390.c (z10_cost): Fixed values.
3075 (s390_adjust_priority): Added z10 path.
3076 * config/s390/s390.md (type): Added fhex.
3077 (*mov<mode>_64dfp): Updated type attribute.
3078 (*mov<mode>_64): Updated type attribute.
3079 (*mov<mode>_31): Updated type attribute.
3080 (*mov<mode>"): Likewise.
3081 * config/s390/2084.md (x_fsimpdf): Updated condition.
3083 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3085 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3086 RTXs in the predicate for operand 1.
3088 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3090 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3091 (rbitsi2): New insn.
3092 (ctzsi2): New expand.
3093 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3095 2009-09-03 Martin Jambor <mjambor@suse.cz>
3097 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3098 (create_artificial_child_access): Use build_ref_for_offset instead
3099 of duplicate_expr_for_different_base.
3100 (propagate_subacesses_accross_link): Likewise.
3102 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3104 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3106 (mips16e_collect_argument_saves): Skip debug instructions.
3107 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3108 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3109 (r10k_insert_cache_barriers): Likewise.
3110 (mips_reorg_process_insns): Likewise.
3112 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3115 * ira.c (update_equiv_reg): Remove check on class likely spill.
3117 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3120 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3121 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3125 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3126 the stack slot if it is passed by invisible reference.
3127 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3128 by invisible reference.
3130 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3132 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3133 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3134 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3136 * config/bfin/sync.md: New file.
3137 * config/bfin/bfin.md: Include it.
3138 (UNSPEC_ATOMIC): New.
3139 (UNSPEC_ONES): Provide a unique number.
3141 From Jie Zhang <jie.zhang@analog.com>:
3142 * config/bfin/bfin.c (ret_regs): New.
3143 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3144 (must_save_rets_p): New.
3145 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3146 current_function_is_leaf.
3147 (do_link): Likewise.
3148 (do_unlink): Likewise.
3149 (expand_interrupt_handler_prologue): Use ret_regs array.
3150 (expand_interrupt_handler_epilogue): Use ret_regs array and
3151 pass return register to gen_return_internal.
3152 (bfin_expand_epilogue): Pass return register to
3153 gen_return_internal.
3154 (bfin_expand_call): Explicitly clobber RETS.
3155 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
3156 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
3157 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
3158 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
3160 (return_internal): Take a reg rtx rather than the register number.
3162 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
3164 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
3165 when comparing against estimated_loop_iterations_int return.
3167 2009-09-03 Richard Guenther <rguenther@suse.de>
3169 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
3170 eh_personality_libfunc.
3172 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3174 * tree-parloops.c (separate_decls_in_region): Add space.
3176 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3178 * tree-parloops.c (separate_decls_in_region): Change the condition
3179 checking if there are reductions in the loop.
3181 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3183 PR tree-optimization/38275
3184 * tree-parloops.c (parallelize_loops): Replace profitability condition
3185 for expected number of iterations.
3187 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3189 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
3190 (bootstrap-debug): Explain conditions in which it becomes default.
3191 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
3194 2009-09-03 Namhyung Kim <namhyung@gmail.com>
3196 * doc/invoke.texi (Optimize Options): Move
3197 -finline-small-functions to the -O2 list.
3199 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3201 * toplev.c (process_options): Enable var-tracking-assignments
3202 by default if var-tracking is enabled.
3204 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3206 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3208 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3209 * rtl.h (prev_nonnote_insn_bb): Declare it.
3211 2009-09-03 Diego Novillo <dnovillo@google.com>
3213 * cgraph.c (cgraph_node_for_decl): New.
3214 * cgraph.h (cgraph_node_for_decl): Declare.
3215 * tree.c (host_integerp): Return 0 if T is NULL.
3217 2009-09-03 Diego Novillo <dnovillo@google.com>
3219 * tree.h (struct alias_pair): Move from varasm.c.
3220 (alias_pairs): Likewise.
3221 (TYPE_MAXVAL): Define.
3222 (TYPE_MINVAL): Define.
3223 (iterative_hash_host_wide_int): Declare.
3224 (remove_unreachable_alias_pairs): Declare.
3225 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3226 * diagnostic.c (default_diagnostic_starter): Make extern.
3227 (default_diagnostic_finalizer): Make extern.
3228 * diagnostic.h (default_diagnostic_starter): Declare.
3229 (default_diagnostic_finalizer): Declare.
3230 (default_tree_printer): Declare.
3231 * toplev.c (default_tree_printer): Make extern.
3233 2009-09-03 Richard Guenther <rguenther@suse.de>
3234 Diego Novillo <dnovillo@google.com>
3236 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3237 * cgraphunit.c (cgraph_expand_function): Do not emit
3238 associated thunks from here.
3239 (cgraph_emit_thunks): New.
3240 (cgraph_optimize): Call it.
3241 Return if any IPA pass finds an error.
3242 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3245 2009-09-03 Simon Baldwin <simonb@google.com>
3246 Rafael Espindola <espindola@google.com>
3247 Richard Guenther <rguenther@suse.de>
3248 Doug Kwan <dougkwan@google.com>
3249 Diego Novillo <dnovillo@google.com>
3251 * tree.c: Include tree-pass.h, langhooks-def.h,
3252 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3253 (free_lang_data_in_type): New.
3254 (need_assembler_name_p): New.
3255 (free_lang_data_in_block): New.
3256 (free_lang_data_in_decl): New.
3257 (struct free_lang_data_d): New.
3258 (add_tree_to_fld_list): New.
3259 (find_decls_types_r): New.
3260 (get_eh_types_for_runtime): New.
3261 (find_decls_types_in_eh_region): New.
3262 (find_decls_types_in_node): New.
3263 (find_decls_types_in_var): New.
3264 (free_lang_data_in_cgraph): New.
3265 (free_lang_data): New.
3266 (gate_free_lang_data): New.
3267 (pass_ipa_free_lang_data): New.
3269 2009-09-03 Diego Novillo <dnovillo@google.com>
3271 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3272 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3273 (lang_hooks): Remove const qualifier.
3274 * ipa.c (cgraph_remove_unreachable_nodes): Call
3275 remove_unreachable_alias_pairs.
3276 * except.c (add_type_for_runtime): Check if TYPE has
3277 already been converted.
3278 (lookup_type_for_runtime): Likewise.
3279 (check_handled): Handle converted types.
3280 * varasm.c (remove_unreachable_alias_pairs): New.
3281 * gimple.c: Include demangle.h.
3282 (gimple_decl_printable_name): New.
3283 (gimple_fold_obj_type_ref): New.
3284 * gimple.h (gimple_decl_printable_name): Declare.
3285 (gimple_fold_obj_type_ref): Declare.
3286 * passes.c (init_optimization_passes): Add pass
3287 pass_ipa_free_lang_data.
3288 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3289 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3291 2009-09-03 Diego Novillo <dnovillo@google.com>
3293 * c-lang.c (lang_hooks): Remove const qualifier.
3295 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3297 * doc/install.texi (*-*-freebsd*): Update target information.
3299 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3301 * hard-reg-set.h (call_fixed_regs): Remove.
3302 * reginfo.c (call_fixed_regs): Remove.
3303 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3304 (globalize_reg): Don't use call_fixed_regs.
3305 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3308 2009-09-01 Michael Matz <matz@suse.de>
3310 * expr.h (emit_storent_insn, expand_expr_real_1,
3311 expand_expr_real_2): Declare.
3312 * expr.c (emit_storent_insn, expand_expr_real_1,
3313 expand_expr_real_2): Export.
3314 (store_expr): Setting and evaluating dont_return_target is useless.
3315 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3316 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3317 * except.c (expand_resx_expr): Rename to ...
3318 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3319 * except.h (expand_resx_stmt): Declare.
3320 * stmt.c: Add include gimple.h
3321 (expand_asm_expr): Rename to ...
3322 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3323 (expand_case): Rewrite to take gimple statement.
3324 * tree.h (expand_asm_stmt): Declare.
3325 (expand_case): Change prototype.
3326 * Makefile.in (stmt.o): Depend on gimple.h.
3327 * builtins.c (expand_builtin_synchronize): Build gimple asm
3328 statement, not an ASM_EXPR.
3329 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3330 gimple_to_tree, release_stmt_tree): Remove.
3331 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3332 ggc_free, but hold comparison code and operands separately.
3333 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3334 (expand_call_stmt, expand_gimple_stmt_1,
3335 expand_gimple_stmt): New helpers.
3336 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3337 release_stmt_tree. Call expand_gimple_stmt instead.
3338 (expand_gimple_basic_block): Ditto.
3340 * calls.c (emit_call_1): Don't look at EH regions here, make
3341 fntree parameter useless.
3342 (expand_call): New local rettype for TREE_TYPE(exp), use it
3343 throughout. Remove local p, use addr instead.
3344 Don't look at EH regions here.
3346 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3348 * doc/invoke.texi (-fsched-pressure): Document it.
3349 (-fsched-reg-pressure-heuristic): Remove it.
3351 * reload.c (ira.h): Include.
3352 (find_reloads): Add choosing reload on number of small spilled
3355 * haifa-sched.c (ira.h): Include.
3356 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3357 saved_reg_pressure, curr_reg_live, saved_reg_live,
3358 region_ref_regs): New variables.
3359 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3360 initiate_reg_pressure_info, setup_ref_regs,
3361 initiate_bb_reg_pressure_info, save_reg_pressure,
3362 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3364 (setup_insn_reg_pressure_info): New function.
3365 (rank_for_schedule): Add pressure checking and insn issue time.
3366 Remove comparison of insn reg weights.
3367 (ready_sort): Set insn reg pressure info.
3368 (update_register_pressure, setup_insn_max_reg_pressure,
3369 update_reg_and_insn_max_reg_pressure,
3370 sched_setup_bb_reg_pressure_info): New functions.
3371 (schedule_insn): Add code for printing and updating reg pressure info.
3372 (find_set_reg_weight, find_insn_reg_weight): Remove.
3373 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3374 (debug_ready_list): Print reg pressure info.
3375 (schedule_block): Ditto. Check insn issue time.
3376 (sched_init): Set up sched_pressure_p. Allocate and set up some
3377 reg pressure related info.
3378 (sched_finish): Free some reg pressure related info.
3379 (fix_tick_ready): Make insn always ready if pressure_p.
3380 (init_h_i_d): Don't call find_insn_reg_weight.
3381 (haifa_finish_h_i_d): Free insn reg pressure info.
3383 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3384 ira_memory_move_cost, ira_class_hard_regs,
3385 ira_class_hard_regs_num, ira_no_alloc_regs,
3386 ira_available_class_regs, ira_reg_class_cover_size,
3387 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3389 * ira-lives.c (single_reg_class): Check mode to find how many
3390 registers are necessary for operand.
3391 (ira_implicitly_set_insn_hard_regs): New.
3393 * common.opt (fsched-pressure): New options.
3394 (fsched-reg-pressure-heuristic): Remove.
3396 * ira.c (setup_eliminable_regset): Rename to
3397 ira_setup_eliminable_regset. Make it external.
3398 (expand_reg_info): Pass cover class to setup_reg_classes.
3399 (ira): Call resize_reg_info instead of allocate_reg_info.
3401 * sched-deps.c: Include ira.h.
3402 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3403 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3404 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3405 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3406 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3407 mark_insn_reg_store, mark_insn_reg_clobber,
3408 setup_insn_reg_pressure_info): New.
3409 (sched_analyze_1): Update implicit_reg_pending_uses.
3410 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3411 Use them to create dependencies. Set insn reg uses and pressure
3412 info. Process reg_pending_uses in one place.
3413 (free_deps): Free implicit sets.
3414 (remove_from_deps): Remove implicit sets if necessary. Check
3415 implicit sets when clearing reg_last_in_use.
3416 (init_deps_global): Clear implicit_reg_pending_clobbers and
3417 implicit_reg_pending_uses.
3419 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3420 ira_memory_move_cost, ira_class_hard_regs,
3421 ira_class_hard_regs_num, ira_no_alloc_regs,
3422 ira_available_class_regs, ira_reg_class_cover_size,
3423 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3424 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3425 ira_implicitly_set_insn_hard_regs): New prototypes.
3427 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3428 cost_elements_num): New variables.
3429 (allocno_costs, total_costs): Rename to costs and
3430 total_allocno_costs.
3431 (COSTS_OF_ALLOCNO): Rename to COSTS.
3432 (allocno_pref): Rename to pref.
3433 (allocno_pref_buffer): Rename to pref_buffer.
3434 (common_classes): Rename to regno_cover_class.
3436 (record_reg_classes): Set allocno attributes only if allocno_p.
3437 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3438 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3439 and COSTS_OF_ALLOCNO.
3440 (print_costs): Rename to print_allocno_costs.
3441 (print_pseudo_costs): New.
3442 (process_bb_node_for_costs): Split into 2 functions with new
3443 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3444 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3445 new parameter dump_file. Use cost_elements_num instead of
3446 ira_allocnos_num. Make one iteration if preferred classes were
3447 already calculated for scheduler. Make 2 versions of code
3448 depending on allocno_p.
3449 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3450 regno_cover_class and COSTS instead of common_classes and
3452 (init_costs, finish_costs): New.
3453 (ira_costs): Set up allocno_p and cost_elements_num. Call
3454 init_costs and finish_costs.
3455 (ira_set_pseudo_classes): New.
3457 * rtl.h (allocate_reg_info): Remove.
3458 (resize_reg_info): Change return type.
3459 (reg_cover_class): New.
3460 (setup_reg_classes): Add new parameter.
3462 * sched-int.h (struct deps_reg): New member implicit_sets.
3463 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3464 (INCREASE_BITS): New macro.
3465 (struct reg_pressure_data, struct reg_use_data): New.
3466 (struct _haifa_insn_data): Remove reg_weight. Add members
3467 reg_pressure, reg_use_list, reg_set_list, and
3468 reg_pressure_excess_cost_change.
3469 (struct deps): New member implicit_sets.
3470 (pressure_p): New variable.
3471 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3472 (struct reg_pressure_data, struct reg_use_data): New.
3473 (INSN_REG_WEIGHT): Remove.
3474 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3475 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3476 (sched_init_region_reg_pressure_info,
3477 sched_setup_bb_reg_pressure_info): New prototypes.
3479 * reginfo.c (struct reg_pref): New member coverclass.
3480 (reg_cover_class): New function.
3481 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3482 (reg_info_size): New variable.
3483 (allocate_reg_info): Make static. Setup reg_info_size.
3484 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3485 (setup_reg_classes): Add a new parameter. Setup cover class too.
3487 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3490 * sched-rgn.c (deps_join): Set up implicit_sets.
3491 (schedule_region): Set up region and basic blocks pressure
3494 * passes.c (init_optimization_passes): Move
3495 pass_subregs_of_mode_init before pass_sched.
3497 2009-09-02 Martin Jambor <mjambor@suse.cz>
3499 * tree-sra.c (struct access): New field grp_hint.
3500 (dump_access): Dump grp_hint.
3501 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3503 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3504 those which have been specifically read and somehow written to.
3505 (propagate_subacesses_accross_link): Set grp_hint of right child and
3506 also possibly of the left child.
3508 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3510 * tree-object-size.c (addr_object_size): Always use object_size_type
3511 0 or 2 when determining the pointer pointed object size.
3513 2009-09-02 Richard Guenther <rguenther@suse.de>
3516 2009-08-31 Richard Guenther <rguenther@suse.de>
3518 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3519 to query if the memory regions for memmove overlap.
3520 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3521 asserts on pointers, instead deal with odd trees.
3522 (ptr_derefs_may_alias_p): Likewise.
3523 (refs_may_alias_p_1): Constructor bases also never alias.
3525 2009-08-01 Christian Bruel <christian.bruel@st.com>
3528 2009-07-31 Christian Bruel <christian.bruel@st.com>
3529 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3531 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3533 * doc/invoke.texi (-fvar-tracking-assignments): New.
3534 (-fvar-tracking-assignments-toggle): New.
3535 (-fdump-final-insns=file): Mark filename as optional.
3536 (--param min-nondebug-insn-uid): New.
3537 (-gdwarf-@{version}): Mention version 4.
3538 * opts.c (common_handle_option): Accept it.
3539 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3540 * regrename.c (regrename_optimize): Drop last. Don't count debug
3541 insns as uses. Don't reject change because of debug insn.
3542 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3543 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3544 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3545 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3546 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3547 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3548 * doc/gimple.texi (is_gimple_debug): New.
3549 (gimple_debug_bind_p): New.
3550 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3551 * doc/install.texi (bootstrap-debug): More details.
3552 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3553 (bootstrap-debug-lib): More details.
3554 (bootstrap-debug-ckovw): Update.
3555 (bootstrap-time): New.
3556 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3557 (insert_phi_nodes_for): Insert debug stmts.
3558 (rewrite_stmt): Take iterator. Insert debug stmts.
3559 (rewrite_enter_block): Adjust.
3560 (maybe_replace_use_in_debug_stmt): New.
3561 (rewrite_update_stmt): Use it.
3562 (mark_use_interesting): Return early for debug stmts.
3563 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3564 stmts before replacing stmt.
3565 (move_computations_stmt): Likewise.
3566 * ira-conflicts.c (add_copies): Skip debug insns.
3567 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3568 (regstat_bb_compute_ri): Skip debug insns.
3569 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3570 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3571 check_loop_closed_ssa_stmt): Skip debug stmts.
3572 * tree-tailcall.c (find_tail_calls): Likewise.
3573 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3574 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3575 (build_var_debug_value_stat): Declare.
3576 (build_var_debug_value): Define.
3577 (target_for_debug_bind): Declare.
3578 * reload.c (find_equiv_reg): Skip debug insns.
3579 * rtlanal.c (reg_used_between_p): Skip debug insns.
3580 (side_effects_p): Likewise.
3581 (canonicalize_condition): Likewise.
3582 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3583 insns never depend on debug insns.
3584 (create_ddg_dep_no_link): Likewise.
3585 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3586 Don't add inter-loop dependencies for debug insns.
3587 (build_intra_loop_deps): Likewise.
3588 (create_ddg): Count debug insns.
3589 * ddg.h (struct ddg::num_debug): New.
3590 (num_backargs): Pair up with previous int field.
3591 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3592 -fcompare-debug-second.
3593 * final.c (get_attr_length_1): Skip debug insns.
3594 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3595 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3596 (driver_self_specs): Map -fdump-final-insns to
3597 -fdump-final-insns=..
3598 (get_local_tick): New.
3599 (compare_debug_dump_opt_spec_function): Test for . argument and
3600 compute output name. Compute temp output spec without flag name.
3601 Compute -frandom-seed.
3602 (OPT): Undef after use.
3603 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3604 (average_num_loop_insns): Likewise.
3605 * params.h (MIN_NONDEBUG_INSN_UID): New.
3606 * gimple.def (GIMPLE_DEBUG): New.
3607 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3608 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3609 (merge_in_block): Fix whitespace.
3610 * toplev.c (flag_var_tracking): Update comment.
3611 (flag_var_tracking_assignments): New.
3612 (flag_var_tracking_assignments_toggle): New.
3613 (process_options): Don't open final insns dump file if we're not
3614 going to write to it. Compute defaults for var_tracking.
3615 * df-scan.c (df_insn_rescan_debug_internal): New.
3616 (df_uses_record): Handle debug insns.
3617 * haifa-sched.c (ready): Initialize n_debug.
3618 (contributes_to_priority): Skip debug insns.
3619 (dep_list_size): New.
3621 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3622 they're ready. Disregard previous debug insns to make decisions.
3623 (queue_insn): Never queue debug insns.
3624 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3625 (schedule_insn): Don't reject debug insns because of issue rate.
3626 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3627 (queue_to_ready): Skip and discount debug insns.
3628 (choose_ready): Let debug insns through.
3629 (schedule_block): Check boundary debug insns. Discount debug
3630 insns, schedule them early. Adjust whitespace.
3631 (set_priorities): Check for boundary debug insns.
3632 (add_jump_dependencies): Use dep_list_size.
3633 (prev_non_location_insn): New.
3634 (check_cfg): Use it.
3635 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3637 (remove_unused_ivs): Reset debug stmts.
3638 * modulo-sched.c (const_iteration_count): Skip debug insns.
3639 (res_MII): Discount debug insns.
3640 (loop_single_full_bb_p): Skip debug insns.
3641 (sms_schedule): Likewise.
3642 (sms_schedule_by_order): Likewise.
3643 (ps_has_conflicts): Likewise.
3644 * caller-save.c (refmarker_fn): New.
3645 (save_call_clobbered_regs): Replace regs with saved mem in
3647 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3648 Call refmarker_fn mark for hardregnos.
3649 (mark_reg_as_referenced): New.
3650 (replace_reg_with_saved_mem): New.
3651 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3652 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3654 (cse_extended_basic_block): Skip debug insns.
3655 (count_reg_usage): Likewise.
3656 (is_dead_reg): New, split out of...
3657 (set_live_p): ... here.
3658 (insn_live_p): Use it for debug insns.
3659 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3660 (execute_optimize_stdarg): Likewise.
3661 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3662 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3663 changes in debug stmts as changes.
3664 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3665 (moveup_expr): Don't move across debug insns. Don't move
3666 debug insn if it would create a bookkeeping block.
3667 (moveup_expr_cached): Don't use cache for debug insns that
3668 are heads of blocks.
3669 (compute_av_set_inside_bb): Skip debug insns.
3670 (sel_rank_for_schedule): Schedule debug insns first. Remove
3672 (block_valid_for_bookkeeping_p); Support lax searches.
3673 (create_block_for_bookkeeping): Adjust block numbers when
3674 encountering debug-only blocks.
3675 (find_place_for_bookkeeping): Deal with debug-only blocks.
3676 (generate_bookkeeping_insn): Accept no place to insert.
3677 (remove_temp_moveop_nops): New argument full_tidying.
3678 (prepare_place_to_insert): Deal with debug insns.
3679 (advance_state_on_fence): Debug insns don't start cycles.
3680 (update_boundaries): Take fence as argument. Deal with
3682 (schedule_expr_on_boundary): No full_tidying on debug insns.
3683 (fill_insns): Deal with debug insns.
3684 (track_scheduled_insns_and_blocks): Don't count debug insns.
3685 (need_nop_to_preserve_insn_bb): New, split out of...
3686 (remove_insn_from_stream): ... this.
3687 (fur_orig_expr_not_found): Skip debug insns.
3688 * rtl.def (VALUE): Move up.
3690 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3691 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3692 Set it if debug stmts are found.
3693 (statement_sink_location): Skip debug stmts. Propagate
3694 moving defs into debug stmts.
3695 * ifcvt.c (first_active_insn): Skip debug insns.
3696 (last_active_insns): Likewise.
3697 (cond_exec_process_insns): Likewise.
3698 (noce_process_if_block): Likewise.
3699 (check_cond_move_block): Likewise.
3700 (cond_move_convert_if_block): Likewise.
3701 (block_jumps_and_fallthru_p): Likewise.
3702 (dead_or_predicable): Likewise.
3703 * dwarf2out.c (debug_str_hash_forced): New.
3704 (find_AT_string): Add comment.
3705 (gen_label_for_indirect_string): New.
3706 (get_debug_string_label): New.
3707 (AT_string_form): Use it.
3708 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3709 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3710 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3711 several operations that cannot be represented with DWARF opcodes.
3712 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3713 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3714 (dwarf2out_var_location): Take during-call mark into account.
3715 (output_indirect_string): Update comment. Output if there are
3716 label and references.
3717 (prune_indirect_string): New.
3718 (prune_unused_types): Call it if debug_str_hash_forced.
3719 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3720 (dw_long_long_const): Remove.
3721 (struct dw_val_struct): Change val_long_long type to rtx.
3722 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3723 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3724 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3725 component instead of HOST_BITS_PER_LONG.
3726 (output_loc_operands): Likewise. For const8* assert
3727 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3728 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3729 rather than HOST_BITS_PER_LONG is >= 64.
3730 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3732 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3733 HOST_BITS_PER_LONG for dw_val_class_long_long.
3734 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3735 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3736 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3738 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3739 Handle DW_OP_implicit_value.
3740 (extract_int): Move prototype earlier.
3741 (mem_loc_descriptor): For SUBREG punt if inner
3742 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3743 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3744 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3745 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3746 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3747 instead of Pmode size.
3748 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3749 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3750 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3751 (concat_loc_descriptor, concatn_loc_descriptor,
3752 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3753 (add_location_or_const_value_attribute): Likewise. For single
3754 location loc_lists attempt to use add_const_value_attribute
3755 for constant decls. Add DW_AT_const_value even if
3756 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3758 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3759 (control_flow_insn_p): Likewise.
3760 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3761 (separate_decls_in_region_debug_bind): New.
3762 (separate_decls_in_region): Process debug bind stmts afterwards.
3763 * recog.c (verify_changes): Handle debug insns.
3764 (extract_insn): Likewise.
3765 (peephole2_optimize): Skip debug insns.
3766 * dse.c (scan_insn): Skip debug insns.
3767 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3769 (setup_id_for_insn): Handle debug insns.
3770 (maybe_tidy_empty_bb): Adjust whitespace.
3771 (tidy_control_flow): Skip debug insns.
3772 (sel_remove_insn): Adjust for debug insns.
3773 (sel_estimate_number_of_insns): Skip debug insns.
3774 (create_insn_rtx_from_pattern): Handle debug insns.
3775 (create_copy_of_insn_rtx): Likewise.
3776 * sel-sched-.h (sel_bb_end): Declare.
3777 (sel_bb_empty_or_nop_p): New.
3778 (get_all_loop_exits): Use it.
3779 (_eligible_successor_edge_p): Likewise.
3780 (return_nop_to_pool): Adjust.
3781 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3782 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3783 * gimple-pretty-print.c (dump_gimple_debug): New.
3784 (dump_gimple_stmt): Use it.
3785 (dump_bb_header): Skip gimple debug stmts.
3786 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3787 (fixup_match_2): Likewise.
3788 (regmove_backward_pass): Likewise. Simplify combined
3789 replacement. Handle debug insns.
3790 * function.c (instantiate_virtual_regs): Handle debug insns.
3791 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3792 * print-rtl.h: Include cselib.h.
3793 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3794 * df.h (df_inns_rescan_debug_internal): Declare.
3795 * gcse.c (alloc_hash_table): Estimate n_insns.
3796 (cprop_insn): Don't regard debug insns as changes.
3797 (bypass_conditional_jumps): Skip debug insns.
3798 (one_pre_gcse_pass): Adjust.
3799 (one_code_hoisting_pass): Likewise.
3800 (compute_ld_motion_mems): Skip debug insns.
3801 (one_cprop_pass): Adjust.
3802 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3803 (if_convertible_stmt_p): Handle debug stmts.
3804 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3805 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3806 * ira-build.c (create_bb_allocnos): Skip debug insns.
3807 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3808 (has_single_use): Likewise.
3809 (single_imm_use): Likewise.
3810 (num_imm_uses): Likewise.
3811 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3812 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3813 (create_outofssa_var_map): Likewise.
3814 * lower-subreg.c (adjust_decomposed_uses): New.
3815 (resolve_debug): New.
3816 (decompose_multiword_subregs): Use it.
3817 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3818 * emit-rtl.c: Include params.h.
3819 (cur_debug_insn_uid): Define.
3820 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3821 (copy_rtx_if_shared_1): Handle debug insns.
3822 (reset_used_flags): Likewise.
3823 (set_used_flags): LIkewise.
3824 (get_max_insn_count): New.
3825 (next_nondebug_insn): New.
3826 (prev_nondebug_insn): New.
3827 (make_debug_insn_raw): New.
3828 (emit_insn_before_noloc): Handle debug insns.
3829 (emit_jump_insn_before_noloc): Likewise.
3830 (emit_call_insn_before_noloc): Likewise.
3831 (emit_debug_insn_before_noloc): New.
3832 (emit_insn_after_noloc): Handle debug insns.
3833 (emit_jump_insn_after_noloc): Likewise.
3834 (emit_call_insn_after_noloc): Likewise.
3835 (emit_debug_insn_after_noloc): Likewise.
3836 (emit_insn_after): Take loc from earlier non-debug insn.
3837 (emit_jump_insn_after): Likewise.
3838 (emit_call_insn_after): Likewise.
3839 (emit_debug_insn_after_setloc): New.
3840 (emit_debug_insn_after): New.
3841 (emit_insn_before): Take loc from later non-debug insn.
3842 (emit_jump_insn_before): Likewise.
3843 (emit_call_insn_before): Likewise.
3844 (emit_debug_insn_before_setloc): New.
3845 (emit_debug_insn_before): New.
3846 (emit_insn): Handle debug insns.
3847 (emit_debug_insn): New.
3848 (emit_jump_insn): Handle debug insns.
3849 (emit_call_insn): Likewise.
3851 (init_emit): Take min-nondebug-insn-uid into account.
3852 Initialize cur_debug_insn_uid.
3853 (emit_copy_of_insn_after): Handle debug insns.
3854 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3855 location of single rhs in place.
3856 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3857 (floor_sdiv_adjust): New.
3858 (cell_sdiv_adjust): New.
3859 (cell_udiv_adjust): New.
3860 (round_sdiv_adjust): New.
3861 (round_udiv_adjust): New.
3862 (wrap_constant): Moved from cselib.
3863 (unwrap_constant): New.
3864 (expand_debug_expr): New.
3865 (expand_debug_locations): New.
3866 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3868 (gimple_expand_cfg): Expand debug locations.
3869 * cselib.c: Include tree-pass.h.
3870 (struct expand_value_data): New.
3871 (cselib_record_sets_hook): New.
3872 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3873 (cselib_clear_table): Move, and implemnet in terms of...
3874 (cselib_reset_table_with_next_value): ... this.
3875 (cselib_get_next_unknown_value): New.
3876 (discard_useless_locs): Don't discard preserved values.
3877 (cselib_preserve_value): New.
3878 (cselib_preserved_value_p): New.
3879 (cselib_preserve_definitely): New.
3880 (cselib_clear_preserve): New.
3881 (cselib_preserve_only_values): New.
3882 (new_cselib_val): Take rtx argument. Dump it in details.
3883 (cselib_lookup_mem): Adjust.
3884 (expand_loc): Take regs_active in struct. Adjust. Silence
3885 dumps unless details are requested.
3886 (cselib_expand_value_rtx_cb): New.
3887 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3888 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3889 without details. Copy more subregs. Try to resolve values
3890 using a callback. Wrap constants.
3891 (cselib_subst_to_values): Adjust.
3892 (cselib_log_lookup): New.
3893 (cselib_lookup): Call it.
3894 (cselib_invalidate_regno): Don't count preserved values as useless.
3895 (cselib_invalidate_mem): Likewise.
3896 (cselib_record_set): Likewise.
3897 (struct set): Renamed to cselib_set, moved to cselib.h.
3898 (cselib_record_sets): Adjust. Call hook.
3899 (cselib_process_insn): Reset table when it would be cleared.
3900 (dump_cselib_val): New.
3901 (dump_cselib_table): New.
3902 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3903 (remove_forwarder_block): Support moving debug stmts.
3904 * cselib.h (cselib_record_sets_hook): Declare.
3905 (cselib_expand_callback): New type.
3906 (cselib_expand_value_rtx_cb): Declare.
3907 (cselib_reset_table_with_next_value): Declare.
3908 (cselib_get_next_unknown_value): Declare.
3909 (cselib_preserve_value): Declare.
3910 (cselib_preserved_value_p): Declare.
3911 (cselib_preserve_only_values): Declare.
3912 (dump_cselib_table): Declare.
3913 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3914 (try_crossjump_to_edge): Likewise.
3915 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3916 dominated blocks when debug stmts are present.
3917 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3918 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3919 (set_var_live_on_entry): Likewise.
3920 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3921 * cfglayout.c (curr_location, last_location): Make static.
3922 (set_curr_insn_source_location): Don't avoid bouncing.
3923 (get_curr_insn_source_location): New.
3924 (get_curr_insn_block): New.
3925 (duplicate_insn_chain): Handle debug insns.
3926 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3928 * common.opt (fcompare-debug): Move to sort order.
3929 (fdump-unnumbered-links): Likewise.
3930 (fvar-tracking-assignments): New.
3931 (fvar-tracking-assignments-toggle): New.
3932 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3933 because of debug stmts.
3934 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3935 (eliminate_unnecessary_stmts): Walk dominated blocks before
3937 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3938 * ira.c (memref_used_between_p): Skip debug insns.
3939 (update_equiv_regs): Likewise.
3940 * sched-deps.c (sd_lists_size): Accept empty list.
3941 (sd_init_insn): Mark debug insns.
3942 (sd_finish_insn): Unmark them.
3943 (sd_add_dep): Reject non-debug deps on debug insns.
3944 (fixup_sched_groups): Give debug insns group treatment.
3946 (sched_analyze_reg): Don't mark debug insns for sched before call.
3947 (sched_analyze_2): Handle debug insns.
3948 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3950 (deps_analyze_insn): Handle debug insns.
3951 (deps_start_bb): Skip debug insns.
3952 (init_deps): Initialize last_debug_insn.
3953 * tree-ssa.c (target_for_debug_bind): New.
3954 (find_released_ssa_name): New.
3955 (propagate_var_def_into_debug_stmts): New.
3956 (propagate_defs_into_debug_stmts): New.
3957 (verify_ssa): Skip debug bind stmts without values.
3958 (warn_uninialized_vars): Skip debug stmts.
3959 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3960 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3961 (rtx_equal_p): Likewise.
3962 * ira-costs.c (scan_one_insn): Skip debug insns.
3963 (process_bb_node_for_hard_reg_moves): Likewise.
3964 * rtl.h (DEBUG_INSN_P): New.
3965 (NONDEBUG_INSN_P): New.
3966 (MAY_HAVE_DEBUG_INSNS): New.
3967 (INSN_P): Accept debug insns.
3968 (RTX_FRAME_RELATED_P): Likewise.
3969 (INSN_DELETED_P): Likewise
3970 (PAT_VAR_LOCATION_DECL): New.
3971 (PAT_VAR_LOCATION_LOC): New.
3972 (PAT_VAR_OCATION_STATUS): New.
3973 (NOTE_VAR_LOCATION_DECL): Reimplement.
3974 (NOTE_VAR_LOCATION_LOC): Likewise.
3975 (NOTE_VAR_LOCATION_STATUS): Likewise.
3976 (INSN_VAR_LOCATION): New.
3977 (INSN_VAR_LOCATION_DECL): New.
3978 (INSN_VAR_LOCATION_LOC): New.
3979 (INSN_VAR_LOCATION_STATUS): New.
3980 (gen_rtx_UNKNOWN_VAR_LOC): New.
3981 (VAR_LOC_UNKNOWN_P): New.
3982 (NOTE_DURING_CALL_P): New.
3983 (SCHED_GROUP_P): Accept debug insns.
3984 (emit_debug_insn_before): Declare.
3985 (emit_debug_insn_before_noloc): Declare.
3986 (emit_debug_insn_beore_setloc): Declare.
3987 (emit_debug_insn_after): Declare.
3988 (emit_debug_insn_after_noloc): Declare.
3989 (emit_debug_insn_after_setloc): Declare.
3990 (emit_debug_insn): Declare.
3991 (make_debug_insn_raw): Declare.
3992 (prev_nondebug_insn): Declare.
3993 (next_nondebug_insn): Declare.
3994 (delegitimize_mem_from_attrs): Declare.
3995 (get_max_insn_count): Declare.
3996 (wrap_constant): Declare.
3997 (unwrap_constant): Declare.
3998 (get_curr_insn_source_location): Declare.
3999 (get_curr_insn_block): Declare.
4000 * tree-inline.c (insert_debug_decl_map): New.
4001 (processing_debug_stmt): New.
4002 (remap_decl): Don't create new mappings in debug stmts.
4003 (remap_gimple_op_r): Don't add references in debug stmts.
4004 (copy_tree_body_r): Likewise.
4005 (remap_gimple_stmt): Handle debug bind stmts.
4006 (copy_bb): Skip debug stmts.
4007 (copy_edges_for_bb): Likewise.
4008 (copy_debug_stmt): New.
4009 (copy_debug_stmts): New.
4010 (copy_body): Copy debug stmts at the end.
4011 (insert_init_debug_bind): New.
4012 (insert_init_stmt): Take id. Skip and emit debug stmts.
4013 (setup_one_parameter): Remap variable earlier, register debug mapping.
4014 (estimate_num_insns): Skip debug stmts.
4015 (expand_call_inline): Preserve debug_map.
4016 (optimize_inline_calls): Check for no debug_stmts left-overs.
4017 (unsave_expr_now): Preserve debug_map.
4018 (copy_gimple_seq_and_replace_locals): Likewise.
4019 (tree_function_versioning): Check for no debug_stmts left-overs.
4020 Init and destroy debug_map as needed. Split edges unconditionally.
4021 (build_duplicate_type): Init and destroy debug_map as needed.
4022 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4023 (struct copy_body_data): Add debug_stmts and debug_map.
4024 * sched-int.h (struct ready_list): Add n_debug.
4025 (struct deps): Add last_debug_insn.
4026 (DEBUG_INSN_SCHED_P): New.
4027 (BOUNDARY_DEBUG_INSN_P): New.
4028 (SCHEDULE_DEBUG_INSN_P): New.
4029 (sd_iterator_cond): Accept empty list.
4030 * combine.c (create_log_links): Skip debug insns.
4031 (combine_instructions): Likewise.
4032 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4033 return value is always unshared.
4034 (struct rtx_subst_pair): New.
4035 (auto_adjust_pair): New.
4036 (propagate_for_debug_subst): New.
4037 (propagate_for_debug): New.
4038 (try_combine): Skip debug insns. Propagate removed defs into
4040 (next_nonnote_nondebug_insn): New.
4041 (distribute_notes): Use it. Skip debug insns.
4042 (distribute_links): Skip debug insns.
4043 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4044 * resource.c (mark_target_live_regs): Likewise.
4045 * var-tracking.c: Include cselib.h and target.h.
4046 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4048 (micro_operation_type_name): New.
4049 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4050 (struct micro_operation_def): Update comments.
4051 (decl_or_value): New type. Use instead of decls.
4052 (struct emit_note_data_def): Add vars.
4053 (struct attrs_def): Use decl_or_value.
4054 (struct variable_tracking_info_def): Add permp, flooded.
4055 (struct location_chain_def): Update comment.
4056 (struct variable_part_def): Use decl_or_value.
4057 (struct variable_def): Make var_part a variable length array.
4059 (scratch_regs): New.
4060 (cselib_hook_called): New.
4061 (dv_is_decl_p): New.
4062 (dv_is_value_p): New.
4065 (dv_as_opaque): New.
4066 (dv_onepart_p): New.
4068 (IS_DECL_CODE): New.
4069 (check_value_is_not_decl): New.
4070 (dv_from_decl): New.
4071 (dv_from_value): New.
4072 (dv_htab_hash): New.
4073 (variable_htab_hash): Use it.
4074 (variable_htab_eq): Support values.
4075 (variable_htab_free): Free from the right pool.
4076 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4077 (attrs_list_union): Adjust.
4078 (attrs_list_mpdv_union): New.
4079 (tie_break_pointers): New.
4080 (canon_value_cmp): New.
4081 (unshare_variable): Return possibly-modified slot.
4082 (vars_copy_1): Adjust.
4083 (var_reg_decl_set): Adjust. Split out of...
4084 (var_reg_set): ... this.
4085 (get_init_value): Adjust.
4086 (var_reg_delete_and_set): Adjust.
4087 (var_reg_delete): Adjust.
4088 (var_regno_delete): Adjust.
4089 (var_mem_decl_set): Split out of...
4090 (var_mem_set): ... this.
4091 (var_mem_delete_and_set): Adjust.
4092 (var_mem_delete): Adjust.
4096 (variable_union): Adjust. Speed up merge of 1-part vars.
4097 (variable_canonicalize): Use unshared slot.
4098 (VALUED_RECURSED_INTO): New.
4099 (find_loc_in_1pdv): New.
4100 (struct dfset_merge): New.
4101 (insert_into_intersection): New.
4102 (intersect_loc_chains): New.
4104 (canonicalize_loc_order_check): New.
4105 (canonicalize_values_mark): New.
4106 (canonicalize_values_star): New.
4107 (variable_merge_over_cur): New.
4108 (variable_merge_over_src): New.
4109 (dataflow_set_merge): New.
4110 (dataflow_set_equiv_regs): New.
4111 (remove_duplicate_values): New.
4112 (struct dfset_post_merge): New.
4113 (variable_post_merge_new_vals): New.
4114 (variable_post_merge_perm_vals): New.
4115 (dataflow_post_merge_adjust): New.
4116 (find_mem_expr_in_1pdv): New.
4117 (dataflow_set_preserve_mem_locs): New.
4118 (dataflow_set_remove_mem_locs): New.
4119 (dataflow_set_clear_at_call): New.
4120 (onepart_variable_different_p): New.
4121 (variable_different_p): Use it.
4122 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4123 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4125 (track_loc_p): Pass it true.
4126 (struct count_use_info): New.
4127 (find_use_val): New.
4128 (replace_expr_with_values): New.
4130 (use_type): New, partially split out of...
4131 (count_uses): ... this. Count new micro-ops.
4132 (count_uses_1): Adjust.
4133 (count_stores): Adjust.
4134 (count_with_sets): New.
4135 (VAL_NEEDS_RESOLUTION): New.
4136 (VAL_HOLDS_TRACK_EXPR): New.
4137 (VAL_EXPR_IS_COPIED): New.
4138 (VAL_EXPR_IS_CLOBBERED): New.
4139 (add_uses): Adjust. Generate new micro-ops.
4140 (add_uses_1): Adjust.
4141 (add_stores): Generate new micro-ops.
4142 (add_with_sets): New.
4143 (find_src_status): Adjust.
4144 (find_src_set_src): Adjust.
4145 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4146 Handle new micro-ops. Canonicalize value equivalances.
4147 (vt_find_locations): Compute total size of hash tables for
4148 dumping. Perform merge for var-tracking-assignments. Don't
4149 disregard single-block loops.
4150 (dump_attrs_list): Handle decl_or_value.
4151 (dump_variable): Take variable. Deal with decl_or_value.
4152 (dump_variable_slot): New.
4153 (dump_vars): Use it.
4154 (dump_dataflow_sets): Adjust.
4155 (set_slot_part): New, extended to support one-part variables
4156 after splitting out of...
4157 (set_variable_part): ... this.
4158 (clobber_slot_part): New, split out of...
4159 (clobber_variable_part): ... this.
4160 (delete_slot_part): New, split out of...
4161 (delete_variable_part): .... this.
4162 (check_wrap_constant): New.
4163 (vt_expand_loc_callback): New.
4164 (vt_expand_loc): New.
4165 (emit_note_insn_var_location): Adjust. Handle values. Handle
4166 EMIT_NOTE_AFTER_CALL_INSN.
4167 (emit_notes_for_differences_1): Adjust. Handle values.
4168 (emit_notes_for_differences_2): Likewise.
4169 (emit_notes_for_differences): Adjust.
4170 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4171 Adjust. Handle new micro-ops.
4172 (vt_add_function_parameters): Adjust. Create and bind values.
4173 (vt_initialize): Adjust. Initialize scratch_regs and
4174 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4175 operations. Move some code to count_with_sets and add_with_sets.
4176 (delete_debug_insns): New.
4177 (vt_debug_insns_local): New.
4178 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4180 (var_tracking_main): If var-tracking-assignments is enabled
4181 but var-tracking isn't, delete debug insns and leave. Likewise
4182 if we exceed limits or fail the stack adjustments tests, and
4183 after all var-tracking processing.
4184 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4185 (dataflow_set): Add traversed_vars.
4186 (value_chain, const_value_chain): New typedefs.
4187 (value_chain_pool, value_chains): New variables.
4188 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
4189 add_value_chains, add_cselib_value_chains, remove_value_chain,
4190 remove_value_chains, remove_cselib_value_chains): New functions.
4191 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
4192 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
4194 (shared_hash_find_slot_unshare, shared_hash_find_slot,
4195 shared_hash_find_slot_noinsert, shared_hash_find): Update.
4196 (dst_can_be_shared): New variable.
4197 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
4198 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
4199 different from set->vars, look up slot again instead of using the
4201 (dataflow_set_init): Initialize traversed_vars.
4202 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4203 lookup if set->vars is shared. Don't keep slot cleared before
4204 calling unshare_variable. Unshare set->vars if needed. Adjust
4205 unshare_variable callers. Clear dst_can_be_shared if needed.
4206 Even ->refcount == 1 vars must be unshared if set->vars is shared
4207 and var needs to be modified.
4208 (dataflow_set_union): Set traversed_vars during canonicalization.
4209 (VALUE_CHANGED, DECL_CHANGED): Define.
4210 (set_dv_changed, dv_changed_p): New static inlines.
4211 (track_expr_p): Clear DECL_CHANGED.
4212 (dump_dataflow_sets): Set it.
4213 (variable_was_changed): Call set_dv_changed.
4214 (emit_note_insn_var_location): Likewise.
4215 (changed_variables_stack): New variable.
4216 (check_changed_vars_1, check_changed_vars_2): New functions.
4217 (emit_notes_for_changes): Do nothing if changed_variables is
4218 empty. Traverse changed_variables with check_changed_vars_1,
4219 call check_changed_vars_2 on each changed_variables_stack entry.
4220 (emit_notes_in_bb): Add SET argument. Just clear it at the
4221 beginning, use it instead of local &set, don't destroy it at the end.
4222 (vt_emit_notes): Call dataflow_set_clear early on all
4223 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4224 computed set, dataflow_set_clear also VTI(bb)->in when we are
4225 done with the basic block. Initialize changed_variables_stack,
4226 free it afterwards. If ENABLE_CHECKING verify that after noting
4227 differences to an empty set value_chains hash table is empty.
4228 (vt_initialize): Initialize value_chains and value_chain_pool.
4229 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4230 (variable_tracking_main): Call dump_dataflow_sets before calling
4231 vt_emit_notes, not after it.
4232 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4233 (propagate_var_def_into_debug_stmts): Declare.
4234 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4235 (df_set_note): Reject debug insns.
4236 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4237 add notes to debug insns.
4238 (df_note_bb_compute): Adjust. Likewise.
4239 (df_simulate_uses): Skip debug insns.
4240 (df_simulate_initialize_backwards): Likewise.
4241 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4242 (subst_stack_regs_pat): Reject debug insns.
4243 (convert_regs_1): Handle debug insns.
4244 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4245 (print-rtl.o): Depend on cselib.h.
4246 (cselib.o): Depend on TREE_PASS_H.
4247 (var-tracking.o): Depend on cselib.h and TARGET_H.
4248 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4249 (init_ready_list): Skip boundary debug insns.
4250 (add_branch_dependences): Skip debug insns.
4251 (free_block_dependencies): Check for blocks with only debug insns.
4252 (compute_priorities): Likewise.
4253 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4254 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4256 (gimple_build_debug_bind_stat): New.
4257 (empty_body_p): Skip debug stmts.
4258 (gimple_has_side_effects): Likewise.
4259 (gimple_rhs_has_side_effects): Likewise.
4260 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4261 (gimple_build_debug_bind_stat): Declare.
4262 (gimple_build_debug_bind): Define.
4263 (is_gimple_debug): New.
4264 (gimple_debug_bind_p): New.
4265 (gimple_debug_bind_get_var): New.
4266 (gimple_debug_bind_get_value): New.
4267 (gimple_debug_bind_get_value_ptr): New.
4268 (gimple_debug_bind_set_var): New.
4269 (gimple_debug_bind_set_value): New.
4270 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4271 (gimple_debug_bind_reset_value): New.
4272 (gimple_debug_bind_has_value_p): New.
4273 (gsi_next_nondebug): New.
4274 (gsi_prev_nondebug): New.
4275 (gsi_start_nondebug_bb): New.
4276 (gsi_last_nondebug_bb): New.
4277 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4278 (print_insn): Handle DEBUG_INSN.
4279 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4280 of first insn prevail.
4281 (first_stmt): Skip debug stmts.
4282 (first_non_label_stmt): Likewise.
4283 (last_stmt): Likewise.
4284 (has_zero_uses_1): New.
4285 (single_imm_use_1): New.
4286 (verify_gimple_debug): New.
4287 (verify_types_in_gimple_stmt): Handle debug stmts.
4288 (verify_stmt): Likewise.
4289 (debug_loop_num): Skip debug stmts.
4290 (remove_edge_and_dominated_blocks): Remove dominators last.
4291 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4292 (linearize_expr): Likewise.
4293 * config/i386/i386.c (ix86_delegitimize_address): Call
4294 default implementation.
4295 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4296 (group_barrier_needed): Skip debug insns.
4297 (emit_insn_group_barriers): Likewise.
4298 (emit_all_insn_group_barriers): Likewise.
4299 (ia64_variable_issue): Handle debug insns.
4300 (ia64_dfa_new_cycle): Likewise.
4301 (final_emit_insn_group_barriers): Skip debug insns.
4302 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4303 def cfa without frame.
4304 (process_set): Likewise.
4305 (process_for_unwind_directive): Pass frame on.
4306 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4307 (rs6000_delegitimize_address): New.
4308 (rs6000_debug_adjust_cost): Handle debug insns.
4309 (is_microcoded_insn): Likewise.
4310 (is_cracked_insn): Likewise.
4311 (is_nonpipeline_insn): Likewise.
4312 (insn_must_be_first_in_group): Likewise.
4313 (insn_must_be_last_in_group): Likewise.
4314 (force_new_group): Likewise.
4315 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4316 contains only debug insns.
4317 (rtl_merge_blocks): Skip debug insns.
4318 (purge_dead_edges): Likewise.
4319 (rtl_block_ends_with_call_p): Skip debug insns.
4320 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4321 (mark_reg_dependencies): Skip debug insns.
4322 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4323 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4324 * tree-ssa-threadedge.c
4325 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4326 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4327 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4328 (copyprop_hardreg_forward_1): Handle debug insns.
4329 * reload1.c (reload): Skip debug insns. Replace unassigned
4330 pseudos in debug insns with their equivalences.
4331 (eliminate_regs_in_insn): Skip debug insns.
4332 (emit_input_reload_insns): Skip debug insns at first, adjust
4334 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4335 (get_indirect_ref_operands): Pass opf_no_vops on.
4336 (get_expr_operands): Likewise. Skip debug stmts.
4337 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4339 2009-09-01 Richard Henderson <rth@redhat.com>
4341 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4342 stmt_ends_pp_p statements at least once.
4343 * tree-vrp.c (vrp_initialize): Likewise.
4344 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4346 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4349 Fix AIX bootstrap after PR debug/30161
4350 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4351 that is a GNU extension.
4352 (tmpl_value_parm_die_table): Move the definition of this global
4353 outside #ifdef DWARF2_DEBUGGING_INFO region.
4355 2009-09-01 Richard Guenther <rguenther@suse.de>
4357 * tree.c (tree_expr_size): New function.
4358 * tree.h (tree_expr_size): Declare.
4359 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4360 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4361 * langhooks.c (lhd_expr_size): Remove.
4362 * langhooks.h (struct lang_hooks): Remove expr_size.
4363 * explow.c (expr_size): Use tree_expr_size.
4364 (int_expr_size): Likewise.
4365 * langhooks-def.h (lhd_expr_size): Remove.
4366 (LANG_HOOKS_EXPR_SIZE): Likewise.
4367 (LANG_HOOKS_INITIALIZER): Adjust.
4369 2009-09-01 Richard Guenther <rguenther@suse.de>
4371 * tree-flow.h (mark_addressable): Move declaration ...
4372 * tree.h (mark_addressable): ... here.
4373 * stmt.c (expand_asm_operands): Use mark_addressable, not
4374 lang_hooks.mark_addressable.
4375 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4376 LANG_HOOKS_MARK_ADDRESSABLE.
4377 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4378 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4380 2009-08-31 Chris Demetriou <cgd@google.com>
4382 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4383 vectorize if not TARGET_SSE2.
4385 2009-08-31 DJ Delorie <dj@redhat.com>
4387 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4388 registers if no coprocessor is enabled.
4390 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4393 * cgraph.h (cgraph_get_node): Declare ...
4394 * cgraph.c (cgraph_get_node): ... new function.
4395 * dwarf2out.c (gen_generic_params_dies,
4396 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4397 make_ith_pack_parameter_name,
4398 append_entry_to_tmpl_value_parm_die_table,
4399 gen_remaining_tmpl_value_param_die_attribute): New functions.
4400 (gen_subprogram_die): Generate debug info for template parameters
4401 if debug info level is higher than DINFO_LEVEL_TERSE.
4402 Use tree_add_const_value_attribute_for_decl instead of
4403 tree_add_const_value_attribute.
4404 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4405 instead of tree_add_const_value_attribute.
4406 (gen_struct_or_union_type_die): Generate debug
4407 info for template parameters if debug info level is higher than
4409 (tree_add_const_value_attribute): Handle integral and pointer
4410 constants. Update comment.
4411 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4412 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4413 (reference_to_unused): Fix thinko. Remove redundant predicates from
4415 (tree_add_const_value_attribute): Make this work for constant
4417 tree_add_const_value_attribute_for_decl is to be used for variable
4419 (add_location_or_const_value_attribute): Use
4420 tree_add_const_value_attribute_for_decl now.
4421 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4422 DW_TAG_template_value_param DIEs after function DIEs have been
4424 * langhooks.h (lang_hooks_for_types): Add
4425 get_argument_pack_elems.
4426 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4427 (lang_hooks): Added get_innermost_generic_parms,
4428 get_innermost_generic_args.
4429 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4430 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4431 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4432 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4434 2009-08-31 DJ Delorie <dj@redhat.com>
4436 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4437 it once we start generating the prologue or epilogue.
4438 (mep_call_saves_register): If the frame is locked, re-use
4440 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4441 (mep_expand_prologue): Call it.
4442 (mep_expand_epilogue): Likewise.
4443 (mep_start_function): Use the same logic as mep_expand_prologue.
4444 (mep_pass_by_reference): Make logic more readable.
4445 (mep_return_in_memory): Zero-sized objects are passed in memory.
4446 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4448 2009-08-31 Richard Guenther <rguenther@suse.de>
4450 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4451 to query if the memory regions for memmove overlap.
4452 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4453 asserts on pointers, instead deal with odd trees.
4454 (ptr_derefs_may_alias_p): Likewise.
4455 (refs_may_alias_p_1): Constructor bases also never alias.
4457 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4459 * doc/install.texi (Final install): Adjust reference on where to
4460 order printed manuals.
4462 2009-08-30 Olivier Hainque <hainque@adacore.com>
4464 * dwarf2out.c (switch_to_frame_table_section): Move
4465 definition prior to first use.
4467 2009-08-30 Richard Guenther <rguenther@suse.de>
4469 PR tree-optimization/41186
4470 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4471 (ao_ref_init_from_ptr_and_size): New function.
4472 (ref_maybe_used_by_call_p_1): Be more precise tracking
4473 used ranges for builtin functions.
4474 (ref_maybe_used_by_call_p): Adjust.
4475 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4476 ranges for builtin functions.
4477 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4479 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4482 * fwprop.c (get_reg_use_in): Delete.
4483 (free_load_extend): New function.
4484 (forward_propagate_subreg): Use it.
4486 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4488 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4490 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4493 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4496 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4498 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4499 fini or fini_array section.
4501 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4503 * graphite-dependences.c (graphite_legal_transform_bb): Call
4504 pbb_remove_duplicate_pdrs.
4505 * graphite-poly.c (can_collapse_pdr): Removed.
4506 (pdr_find_duplicate): Removed.
4507 (can_collapse_pdrs): New.
4508 (pbb_remove_duplicate_pdrs): New.
4509 (new_poly_dr): Do not look for duplicates.
4510 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4511 (PBB_PDR_DUPLICATES_REMOVED): New.
4512 (pbb_remove_duplicate_pdrs): Declared.
4514 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4516 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4517 the strides by multiplying by PDR_NB_REFS.
4518 * graphite-poly.c (can_collapse_pdr): New.
4519 (pdr_find_duplicate): New.
4520 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4521 Initialize PDR_NB_REFS.
4522 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4524 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4526 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4529 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4532 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4534 * graphite-dependences.c (pddr_original_scattering): Return NULL
4535 for read-read dependence relations.
4536 * graphite-poly.h (enum poly_dr_type): Fix comment.
4539 (pdr_may_write_p): New.
4541 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4543 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4544 (struct poly_dr): Same.
4545 (new_poly_dr): Same.
4546 * graphite-poly.c (new_poly_dr): Same.
4547 * graphite-dependences.c (dot_deps): Disable call to system.
4549 2009-08-28 Cary Coutant <ccoutant@google.com>
4552 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4553 struct/union/enum types local to a function.
4555 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4556 Sebastian Pop <sebastian.pop@amd.com>
4558 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4559 pbb_strip_mine_time_depth. Changed the implementation so that
4560 transformation is expressed as a transformation on
4561 time (scatttering) dimensions. Also, ensures that the 2d+1
4562 scheduling format is preserved.
4563 (pbb_strip_mine_profitable_p): Profitability is based on the
4564 iteration number of a given time (scattering) dimension,
4565 and not on a original loop depth dimension.
4566 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4567 (pbb_do_strip_mine): Call psct_dynamic_dim.
4568 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4569 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4570 (pbb_nb_dynamic_scattering_transform): New.
4571 (psct_dynamic_dim): New.
4573 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4575 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4576 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4577 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4578 * graphite-interchange.c (build_linearized_memory_access): Same.
4579 (memory_stride_in_loop): Same.
4581 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4583 * graphite-dependences.c (pddr_original_scattering): New.
4584 (graphite_legal_transform_dr): Call pddr_original_scattering.
4587 * graphite-dependences.h (dot_deps): Declared.
4588 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4589 (print_pdr): Print PDR_ID.
4590 * graphite-poly.h (struct poly_dr): Add field id.
4593 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4595 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4597 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4598 not delete the original dependence relation.
4600 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4602 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4603 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4604 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4605 (free_poly_ddr): New.
4606 (pddr_is_empty): New.
4607 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4608 (dependence_polyhedron): Same. Remove useless gcc_assert.
4610 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4611 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4612 * graphite-dependences.h (enum poly_dependence_kind): New.
4613 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4614 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4615 (PDRP_SINK): Renamed PDDR_SINK.
4616 (PDRP_DDP): Renamed PDDR_DDP.
4618 (free_poly_ddr): Declared.
4619 * graphite-poly.c (new_scop): Use the new hash function names.
4620 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4621 into original_pddrs.
4622 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4624 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4626 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4627 bounds with LT_EXPR to make niter analysis more precise on code
4628 generated by Graphite.
4630 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4632 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4633 (graphite_legal_transform_bb): Same.
4634 (poly_drs_may_alias_p): Same.
4636 2009-08-28 Richard Guenther <rguenther@suse.de>
4638 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4640 2009-08-28 Jan Beulich <jbeulich@novell.com>
4642 * config/i386/netware.c: Include langhooks.h.
4643 (i386_nlm_encode_section_info): Simplify.
4644 (netware_override_options): Delete.
4645 * config/i386/netware.h (netware_override_options): Delete
4647 (OVERRIDE_OPTIONS): Delete definition.
4648 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4649 (ASM_COMMENT_START): Define.
4650 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4652 2009-08-28 Jan Beulich <jbeulich@novell.com>
4654 * configure.ac: For in-tree ld, do a plain version check to
4655 determine whether comdat groups are supported.
4656 * configure: Regenerate.
4658 2009-08-28 Olivier Hainque <hainque@adacore.com>
4660 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4661 always defined. Reflect definition or absence of such for
4662 COLLECT_EXPORT_LIST. Readability helper.
4663 (scanfilter): New enum, to help control what symbols
4664 are to be considered or ignored by scan_prog_file.
4665 (enum pass): Rename as "scanpass", moved together with scanfilter
4666 prior to scan_prog_file's prototype.
4667 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4668 Group prototype with the scanpass/scanfilter definitions, factorize
4669 head comments for the several implementations at the prototype.
4670 (main): Reorganize the first pass link control to let AIX
4671 drag only the needed frame tables in executables. Prevent
4672 frame tables collection during the scan aimed at static ctors.
4673 Pre-link and scan for frame tables later to compensate.
4674 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4675 A C statement to issue assembly directives that create a reference
4676 to the given DWARF table identifier label from the current function
4678 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4679 to differentiate first time section entry. Only emit a .data
4680 tables start identifier label the first time around.
4681 (switch_to_frame_table_section): New function. Helper for
4682 output_call_frame_info to switch possibly BACK into the eh_frame
4683 or the debug_frame section depending on FOR_EH.
4684 (output_call_frame_info): Use helper to first enter the proper
4686 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4687 emit a link to the frame table start label from each function
4689 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4690 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4691 * config/rs6000/rs6000-protos.h: Declare it.
4692 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4694 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4696 * config/sh/sh.c (split_branches): Check the result of
4699 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4701 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4702 using -pthread -fopenmp
4704 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4706 * doc/service.texi (service directory): Update URL.
4708 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4710 PR rtl-optimization/40861
4711 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4712 extract word from a multi-word subreg for negative byte positions.
4714 2009-08-27 Tristan Gingold <gingold@adacore.com>
4715 Douglas B Rupp <rupp@gnat.com>
4717 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4718 (SECTION_VMS_OVERLAY): Define.
4719 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4721 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4723 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4724 common_object declarations.
4725 (ia64_section_type_flags): Set section flag for common_object.
4726 * config/ia64/ia64-protos.h
4727 (ia64_vms_output_aligned_decl_common): Declare.
4728 (ia64_vms_elf_asm_named_section): Declare.
4730 2009-08-27 Michael Matz <matz@suse.de>
4732 * expr.c (expand_expr_real_2): New function taking exploded
4733 unary or binary expression, split out from ...
4734 (expand_expr_real_1): ... here. Move over all unary/binary
4735 switch parts to above function, in particular these codes:
4736 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4737 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4738 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4739 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4740 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4741 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4742 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4743 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4744 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4745 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4746 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4747 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4748 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4749 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4750 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4751 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4752 VEC_PACK_FIX_TRUNC_EXPR.
4753 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4756 2009-08-27 Richard Guenther <rguenther@suse.de>
4758 * gengtype.c (main): Handle uint64_t.
4759 * ipa-utils.c (get_base_var): Indent properly.
4760 * tree-ssa-live.c (debug_scope_block): New function.
4761 * tree-flow.h (debug_scope_block): Declare.
4762 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4763 * basic-block.h (enum profile_status): Rename to
4764 enum profile_status_d.
4765 (x_profile_status): Adjust type.
4767 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4770 * dwarf2out.c (get_context_die): Declare this static function.
4771 (gen_type_die_with_usage): Make sure a DIE is a generated for
4772 the context of a typedef.
4774 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4776 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4779 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4781 * config/mips/mips-protos.h (mips_output_sync): Declare.
4782 (mips_sync_loop_insns): Likewise.
4783 (mips_output_sync_loop): Replace first two parameters with an rtx.
4784 * config/mips/mips.c (mips_multi_member): New structure.
4785 (mips_multi_members): New variable.
4786 (mips_multi_start): New function.
4787 (mips_multi_add): Likewise.
4788 (mips_multi_add_insn): Likewise.
4789 (mips_multi_add_label): Likewise.
4790 (mips_multi_last_index): Likewise.
4791 (mips_multi_copy_insn): Likewise.
4792 (mips_multi_set_operand): Likewise.
4793 (mips_multi_write): Likewise.
4794 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4795 (mips_init_print_operand_punct): Update accordingly.
4796 (mips_start_ll_sc_sync_block): New function.
4797 (mips_end_ll_sc_sync_block): Likewise.
4798 (mips_output_sync): Likewise.
4799 (mips_sync_insn1_template): Likewise.
4800 (mips_sync_insn2_template): Likewise.
4801 (mips_get_sync_operand): Likewise.
4802 (mips_process_sync_loop): Likewise.
4803 (mips_output_sync_loop): Use mips_process_sync_loop.
4804 (mips_sync_loop_insns): New function.
4805 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4806 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4807 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4808 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4809 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4810 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4811 (MIPS_SYNC_OLD_OP_12): Likewise.
4812 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4813 (MIPS_SYNC_NEW_OP_12): Likewise.
4814 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4815 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4816 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4817 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4818 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4819 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4820 * config/mips/mips.md (sync_mem): New attribute.
4821 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4822 (sync_exclusive_mask, sync_required_oldval): Likewise.
4823 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4824 (sync_release_barrier): Likewise.
4825 (length): Handle sync loops.
4826 (sync): Use mips_output_sync.
4827 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4828 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4829 and use mips_output_sync_loop.
4830 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4831 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4832 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4833 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4834 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4835 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4836 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4837 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4838 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4840 2009-08-26 Richard Guenther <rguenther@suse.de>
4843 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4844 the types to not match.
4845 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4847 * tree-ssa.c (useless_type_conversion_p): Conversions to
4848 pointers to unprototyped functions are useless.
4850 2009-08-26 Richard Guenther <rguenther@suse.de>
4852 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4853 whole-program condition, prepare to be called for non-globals.
4854 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4855 params build a representative with known type and track its fields.
4857 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4859 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4860 clearing by a taken branch.
4861 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4862 effectively after bbro pass.
4863 (sync_nand<mode>): Ditto.
4864 (sync_old_<fetchop_name><mode>): Ditto.
4865 (sync_old_nand<mode>): Ditto.
4866 (sync_new_<fetchop_name><mode>): Dito.
4867 (sync_new_nand<mode>): Ditto.
4868 (sync_compare_and_swap<mode>_1): Ditto.
4869 (*sync_compare_and_swap<mode>): Ditto.
4870 (sync_lock_test_and_set<mode>_1): Ditto.
4871 ("sync_lock_test_and_set<mode>): Ditto.
4873 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4875 * hwint.h (HOST_LONG_FORMAT): New macro
4876 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4877 Use HOST_PTR_PRINTF.
4878 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4879 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4880 (HOST_PTR_PRINTF): Document.
4882 2009-08-25 Jan Hubicka <jh@suse.cz>
4884 * config/i386/bmmintrin.h: Replace by #error.
4887 Michael Meissner <michael.meissner@amd.com>
4888 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4889 Tony Linthicum <tony.linthicum@amd.com>
4891 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4892 (TARGET_ROUND): New macro for the round/ptest instructions which
4893 are shared between SSE4.1 and SSE5.
4894 (OPTION_MASK_ISA_ROUND): Ditto.
4895 (OPTION_ISA_ROUND): Ditto.
4896 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4897 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4899 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4900 (-mfused-madd): New switch to give users control over whether the
4901 compiler optimizes to use the multiply/add SSE5 instructions.
4903 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4904 (ix86_handle_option): Turn off 3dnow if -msse5.
4905 (override_options): Add SSE5 support.
4906 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4908 (ix86_expand_sse_movcc): Add SSE5 support.
4909 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4910 vector type to the next largest size.
4911 (ix86_expand_sse5_pack): New function to use pperm to pack a
4912 vector type to the next smallest size.
4913 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4914 (IX86_BUILTIN_FMADDSD): Ditto.
4915 (IX86_BUILTIN_FMADDPS): Ditto.
4916 (IX86_BUILTIN_FMADDPD): Ditto.
4917 (IX86_BUILTIN_FMSUBSS): Ditto.
4918 (IX86_BUILTIN_FMSUBSD): Ditto.
4919 (IX86_BUILTIN_FMSUBPS): Ditto.
4920 (IX86_BUILTIN_FMSUBPD): Ditto.
4921 (IX86_BUILTIN_FNMADDSS): Ditto.
4922 (IX86_BUILTIN_FNMADDSD): Ditto.
4923 (IX86_BUILTIN_FNMADDPS): Ditto.
4924 (IX86_BUILTIN_FNMADDPD): Ditto.
4925 (IX86_BUILTIN_FNMSUBSS): Ditto.
4926 (IX86_BUILTIN_FNMSUBSD): Ditto.
4927 (IX86_BUILTIN_FNMSUBPS): Ditto.
4928 (IX86_BUILTIN_FNMSUBPD): Ditto.
4929 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4930 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4931 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4932 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4933 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4934 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4935 (IX86_BUILTIN_PPERM): Ditto.
4936 (IX86_BUILTIN_PERMPS): Ditto.
4937 (IX86_BUILTIN_PERMPD): Ditto.
4938 (IX86_BUILTIN_PMACSSWW): Ditto.
4939 (IX86_BUILTIN_PMACSWW): Ditto.
4940 (IX86_BUILTIN_PMACSSWD): Ditto.
4941 (IX86_BUILTIN_PMACSWD): Ditto.
4942 (IX86_BUILTIN_PMACSSDD): Ditto.
4943 (IX86_BUILTIN_PMACSDD): Ditto.
4944 (IX86_BUILTIN_PMACSSDQL): Ditto.
4945 (IX86_BUILTIN_PMACSSDQH): Ditto.
4946 (IX86_BUILTIN_PMACSDQL): Ditto.
4947 (IX86_BUILTIN_PMACSDQH): Ditto.
4948 (IX86_BUILTIN_PMADCSSWD): Ditto.
4949 (IX86_BUILTIN_PMADCSWD): Ditto.
4950 (IX86_BUILTIN_PHADDBW): Ditto.
4951 (IX86_BUILTIN_PHADDBD): Ditto.
4952 (IX86_BUILTIN_PHADDBQ): Ditto.
4953 (IX86_BUILTIN_PHADDWD): Ditto.
4954 (IX86_BUILTIN_PHADDWQ): Ditto.
4955 (IX86_BUILTIN_PHADDDQ): Ditto.
4956 (IX86_BUILTIN_PHADDUBW): Ditto.
4957 (IX86_BUILTIN_PHADDUBD): Ditto.
4958 (IX86_BUILTIN_PHADDUBQ): Ditto.
4959 (IX86_BUILTIN_PHADDUWD): Ditto.
4960 (IX86_BUILTIN_PHADDUWQ): Ditto.
4961 (IX86_BUILTIN_PHADDUDQ): Ditto.
4962 (IX86_BUILTIN_PHSUBBW): Ditto.
4963 (IX86_BUILTIN_PHSUBWD): Ditto.
4964 (IX86_BUILTIN_PHSUBDQ): Ditto.
4965 (IX86_BUILTIN_PROTB): Ditto.
4966 (IX86_BUILTIN_PROTW): Ditto.
4967 (IX86_BUILTIN_PROTD): Ditto.
4968 (IX86_BUILTIN_PROTQ): Ditto.
4969 (IX86_BUILTIN_PROTB_IMM): Ditto.
4970 (IX86_BUILTIN_PROTW_IMM): Ditto.
4971 (IX86_BUILTIN_PROTD_IMM): Ditto.
4972 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4973 (IX86_BUILTIN_PSHLB): Ditto.
4974 (IX86_BUILTIN_PSHLW): Ditto.
4975 (IX86_BUILTIN_PSHLD): Ditto.
4976 (IX86_BUILTIN_PSHLQ): Ditto.
4977 (IX86_BUILTIN_PSHAB): Ditto.
4978 (IX86_BUILTIN_PSHAW): Ditto.
4979 (IX86_BUILTIN_PSHAD): Ditto.
4980 (IX86_BUILTIN_PSHAQ): Ditto.
4981 (IX86_BUILTIN_FRCZSS): Ditto.
4982 (IX86_BUILTIN_FRCZSD): Ditto.
4983 (IX86_BUILTIN_FRCZPS): Ditto.
4984 (IX86_BUILTIN_FRCZPD): Ditto.
4985 (IX86_BUILTIN_CVTPH2PS): Ditto.
4986 (IX86_BUILTIN_CVTPS2PH): Ditto.
4987 (IX86_BUILTIN_COMEQSS): Ditto.
4988 (IX86_BUILTIN_COMNESS): Ditto.
4989 (IX86_BUILTIN_COMLTSS): Ditto.
4990 (IX86_BUILTIN_COMLESS): Ditto.
4991 (IX86_BUILTIN_COMGTSS): Ditto.
4992 (IX86_BUILTIN_COMGESS): Ditto.
4993 (IX86_BUILTIN_COMUEQSS): Ditto.
4994 (IX86_BUILTIN_COMUNESS): Ditto.
4995 (IX86_BUILTIN_COMULTSS): Ditto.
4996 (IX86_BUILTIN_COMULESS): Ditto.
4997 (IX86_BUILTIN_COMUGTSS): Ditto.
4998 (IX86_BUILTIN_COMUGESS): Ditto.
4999 (IX86_BUILTIN_COMORDSS): Ditto.
5000 (IX86_BUILTIN_COMUNORDSS): Ditto.
5001 (IX86_BUILTIN_COMFALSESS): Ditto.
5002 (IX86_BUILTIN_COMTRUESS): Ditto.
5003 (IX86_BUILTIN_COMEQSD): Ditto.
5004 (IX86_BUILTIN_COMNESD): Ditto.
5005 (IX86_BUILTIN_COMLTSD): Ditto.
5006 (IX86_BUILTIN_COMLESD): Ditto.
5007 (IX86_BUILTIN_COMGTSD): Ditto.
5008 (IX86_BUILTIN_COMGESD): Ditto.
5009 (IX86_BUILTIN_COMUEQSD): Ditto.
5010 (IX86_BUILTIN_COMUNESD): Ditto.
5011 (IX86_BUILTIN_COMULTSD): Ditto.
5012 (IX86_BUILTIN_COMULESD): Ditto.
5013 (IX86_BUILTIN_COMUGTSD): Ditto.
5014 (IX86_BUILTIN_COMUGESD): Ditto.
5015 (IX86_BUILTIN_COMORDSD): Ditto.
5016 (IX86_BUILTIN_COMUNORDSD): Ditto.
5017 (IX86_BUILTIN_COMFALSESD): Ditto.
5018 (IX86_BUILTIN_COMTRUESD): Ditto.
5019 (IX86_BUILTIN_COMEQPS): Ditto.
5020 (IX86_BUILTIN_COMNEPS): Ditto.
5021 (IX86_BUILTIN_COMLTPS): Ditto.
5022 (IX86_BUILTIN_COMLEPS): Ditto.
5023 (IX86_BUILTIN_COMGTPS): Ditto.
5024 (IX86_BUILTIN_COMGEPS): Ditto.
5025 (IX86_BUILTIN_COMUEQPS): Ditto.
5026 (IX86_BUILTIN_COMUNEPS): Ditto.
5027 (IX86_BUILTIN_COMULTPS): Ditto.
5028 (IX86_BUILTIN_COMULEPS): Ditto.
5029 (IX86_BUILTIN_COMUGTPS): Ditto.
5030 (IX86_BUILTIN_COMUGEPS): Ditto.
5031 (IX86_BUILTIN_COMORDPS): Ditto.
5032 (IX86_BUILTIN_COMUNORDPS): Ditto.
5033 (IX86_BUILTIN_COMFALSEPS): Ditto.
5034 (IX86_BUILTIN_COMTRUEPS): Ditto.
5035 (IX86_BUILTIN_COMEQPD): Ditto.
5036 (IX86_BUILTIN_COMNEPD): Ditto.
5037 (IX86_BUILTIN_COMLTPD): Ditto.
5038 (IX86_BUILTIN_COMLEPD): Ditto.
5039 (IX86_BUILTIN_COMGTPD): Ditto.
5040 (IX86_BUILTIN_COMGEPD): Ditto.
5041 (IX86_BUILTIN_COMUEQPD): Ditto.
5042 (IX86_BUILTIN_COMUNEPD): Ditto.
5043 (IX86_BUILTIN_COMULTPD): Ditto.
5044 (IX86_BUILTIN_COMULEPD): Ditto.
5045 (IX86_BUILTIN_COMUGTPD): Ditto.
5046 (IX86_BUILTIN_COMUGEPD): Ditto.
5047 (IX86_BUILTIN_COMORDPD): Ditto.
5048 (IX86_BUILTIN_COMUNORDPD): Ditto.
5049 (IX86_BUILTIN_COMFALSEPD): Ditto.
5050 (IX86_BUILTIN_COMTRUEPD): Ditto.
5051 (IX86_BUILTIN_PCOMEQUB): Ditto.
5052 (IX86_BUILTIN_PCOMNEUB): Ditto.
5053 (IX86_BUILTIN_PCOMLTUB): Ditto.
5054 (IX86_BUILTIN_PCOMLEUB): Ditto.
5055 (IX86_BUILTIN_PCOMGTUB): Ditto.
5056 (IX86_BUILTIN_PCOMGEUB): Ditto.
5057 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5058 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5059 (IX86_BUILTIN_PCOMEQUW): Ditto.
5060 (IX86_BUILTIN_PCOMNEUW): Ditto.
5061 (IX86_BUILTIN_PCOMLTUW): Ditto.
5062 (IX86_BUILTIN_PCOMLEUW): Ditto.
5063 (IX86_BUILTIN_PCOMGTUW): Ditto.
5064 (IX86_BUILTIN_PCOMGEUW): Ditto.
5065 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5066 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5067 (IX86_BUILTIN_PCOMEQUD): Ditto.
5068 (IX86_BUILTIN_PCOMNEUD): Ditto.
5069 (IX86_BUILTIN_PCOMLTUD): Ditto.
5070 (IX86_BUILTIN_PCOMLEUD): Ditto.
5071 (IX86_BUILTIN_PCOMGTUD): Ditto.
5072 (IX86_BUILTIN_PCOMGEUD): Ditto.
5073 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5074 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5075 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5076 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5077 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5078 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5079 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5080 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5081 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5082 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5083 (IX86_BUILTIN_PCOMEQB): Ditto.
5084 (IX86_BUILTIN_PCOMNEB): Ditto.
5085 (IX86_BUILTIN_PCOMLTB): Ditto.
5086 (IX86_BUILTIN_PCOMLEB): Ditto.
5087 (IX86_BUILTIN_PCOMGTB): Ditto.
5088 (IX86_BUILTIN_PCOMGEB): Ditto.
5089 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5090 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5091 (IX86_BUILTIN_PCOMEQW): Ditto.
5092 (IX86_BUILTIN_PCOMNEW): Ditto.
5093 (IX86_BUILTIN_PCOMLTW): Ditto.
5094 (IX86_BUILTIN_PCOMLEW): Ditto.
5095 (IX86_BUILTIN_PCOMGTW): Ditto.
5096 (IX86_BUILTIN_PCOMGEW): Ditto.
5097 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5098 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5099 (IX86_BUILTIN_PCOMEQD): Ditto.
5100 (IX86_BUILTIN_PCOMNED): Ditto.
5101 (IX86_BUILTIN_PCOMLTD): Ditto.
5102 (IX86_BUILTIN_PCOMLED): Ditto.
5103 (IX86_BUILTIN_PCOMGTD): Ditto.
5104 (IX86_BUILTIN_PCOMGED): Ditto.
5105 (IX86_BUILTIN_PCOMFALSED): Ditto.
5106 (IX86_BUILTIN_PCOMTRUED): Ditto.
5107 (IX86_BUILTIN_PCOMEQQ): Ditto.
5108 (IX86_BUILTIN_PCOMNEQ): Ditto.
5109 (IX86_BUILTIN_PCOMLTQ): Ditto.
5110 (IX86_BUILTIN_PCOMLEQ): Ditto.
5111 (IX86_BUILTIN_PCOMGTQ): Ditto.
5112 (IX86_BUILTIN_PCOMGEQ): Ditto.
5113 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5114 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5115 (enum multi_arg_type): New enum for describing the various SSE5
5116 intrinsic argument types.
5117 (bdesc_multi_arg): New table for SSE5 intrinsics.
5118 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5119 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5121 (ix86_expand_builtin): Add SSE5 intrinsic support.
5122 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5123 operand instructions.
5124 (ix86_expand_sse5_multiple_memory): New function to split the
5125 second memory reference from SSE5 instructions.
5126 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5127 (ix86_return_pops_args): Use stdarg_p to determine if the function
5128 has variable arguments.
5129 (ix86_setup_incoming_varargs): Ditto.
5130 (x86_this_parameter): Ditto.
5132 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5134 (ix86_expand_sse5_pack): Ditto.
5135 (ix86_sse5_valid_op_p): Ditto.
5136 (ix86_expand_sse5_multiple_memory): Ditto.
5138 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5139 constant for SSE5 support.
5140 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5141 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5142 (UNSPEC_SSE5_PERMUTE): Ditto.
5143 (UNSPEC_SSE5_ASHIFT): Ditto.
5144 (UNSPEC_SSE5_LSHIFT): Ditto.
5145 (UNSPEC_FRCZ): Ditto.
5146 (UNSPEC_CVTPH2PS): Ditto.
5147 (UNSPEC_CVTPS2PH): Ditto.
5148 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5150 (COM_FALSE_S): Ditto.
5151 (COM_FALSE_P): Ditto.
5152 (COM_TRUE_S): Ditto.
5153 (COM_TRUE_P): Ditto.
5154 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5155 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5157 (memory attribute): Ditto.
5158 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5159 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5160 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5161 (floor<mode>2): Ditto.
5162 (ceil<mode>2): Ditto.
5163 (btrunc<mode>2): Ditto.
5164 (nearbyintdf2): Ditto.
5165 (nearbyintsf2): Ditto.
5166 (sse_setccsf): Disable if SSE5.
5167 (sse_setccdf): Ditto.
5168 (sse5_setcc<mode>): New support for SSE5 conditional move.
5169 (sse5_pcmov_<mode>): Ditto.
5171 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5173 (SSEMODEF2P): Ditto.
5174 (ssemodesuffixf4): New mode attribute for SSE5.
5175 (ssemodesuffixf2s): Ditto.
5176 (ssemodesuffixf2c): Ditto.
5177 (sserotatemax): Ditto.
5178 (ssescalarmode): Ditto.
5179 (sse_maskcmpv4sf3): Disable if SSE5.
5180 (sse_maskcmpv2df3): Ditto.
5181 (sse_vmmaskcmpv4sf3): Ditto.
5182 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5183 (sse5_vmfmadd<mode>4): Ditto.
5184 (sse5_fmsub<mode>4): Ditto.
5185 (sse5_vmfmsub<mode>4): Ditto.
5186 (sse5_fnmadd<mode>4): Ditto.
5187 (sse5_vmfnmadd<mode>4): Ditto.
5188 (sse5_fnmsub<mode>4): Ditto.
5189 (sse5_vmfnmsub<mode>4): Ditto.
5190 (sse5i_fmadd<mode>4): Ditto.
5191 (sse5i_fmsub<mode>4): Ditto.
5192 (sse5i_fnmadd<mode>4): Ditto.
5193 (sse5i_fnmsub<mode>4): Ditto.
5194 (sse5i_vmfmadd<mode>4): Ditto.
5195 (sse5i_vmfmsub<mode>4): Ditto.
5196 (sse5i_vmfnmadd<mode>4): Ditto.
5197 (sse5i_vmfnmsub<mode>4): Ditto.
5198 (mulv16qi3): Add SSE5 support.
5200 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5201 (sse2_mulv4si3): Disable if SSE5.
5202 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5203 (sse4_1_roundps): Ditto.
5204 (sse4_1_roundsd): Ditto.
5205 (sse4_1_roundss): Ditto.
5206 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5208 (sse_maskcmpsf3): Ditto.
5209 (sse_vmmaskcmpv4sf3): Ditto.
5210 (sse2_maskcmpv2df3): Ditto.
5211 (sse2_maskcmpdf3): Ditto.
5212 (sse2_vmmaskcmpv2df3): Ditto.
5213 (sse2_eq<mode>3): Ditto.
5214 (sse2_gt<mode>3): Ditto.
5215 (sse5_pcmov_<mode>): Add SSE5 support.
5216 (vec_unpacku_hi_v16qi): Ditto.
5217 (vec_unpacks_hi_v16qi): Ditto.
5218 (vec_unpacku_lo_v16qi): Ditto.
5219 (vec_unpacks_lo_v16qi): Ditto.
5220 (vec_unpacku_hi_v8hi): Ditto.
5221 (vec_unpacks_hi_v8hi): Ditto.
5222 (vec_unpacku_lo_v8hi): Ditto.
5223 (vec_unpacks_lo_v8hi): Ditto.
5224 (vec_unpacku_hi_v4si): Ditto.
5225 (vec_unpacks_hi_v4si): Ditto.
5226 (vec_unpacku_lo_v4si): Ditto.
5227 (vec_unpacks_lo_v4si): Ditto.
5228 (sse5_pmacsww): New SSE5 intrinsic insn.
5229 (sse5_pmacssww): Ditto.
5230 (sse5_pmacsdd): Ditto.
5231 (sse5_pmacssdd): Ditto.
5232 (sse5_pmacssdql): Ditto.
5233 (sse5_pmacssdqh): Ditto.
5234 (sse5_pmacsdqh): Ditto.
5235 (sse5_pmacsswd): Ditto.
5236 (sse5_pmacswd): Ditto.
5237 (sse5_pmadcsswd): Ditto.
5238 (sse5_pmadcswd): Ditto.
5239 (sse5_pcmov_<move>): Conditional move support on SSE5.
5240 (sse5_phaddbw): New SSE5 intrinsic insn.
5241 (sse5_phaddbd): Ditto.
5242 (sse5_phaddbq): Ditto.
5243 (sse5_phaddwd): Ditto.
5244 (sse5_phaddwq): Ditto.
5245 (sse5_phadddq): Ditto.
5246 (sse5_phaddubw): Ditto.
5247 (sse5_phaddubd): Ditto.
5248 (sse5_phaddubq): Ditto.
5249 (sse5_phadduwd): Ditto.
5250 (sse5_phadduwq): Ditto.
5251 (sse5_phaddudq): Ditto.
5252 (sse5_phsubbw): Ditto.
5253 (sse5_phsubwd): Ditto.
5254 (sse5_phsubdq): Ditto.
5255 (sse5_pperm): Ditto.
5256 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5257 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5258 (sse5_pperm_sign_v8hi_v4si): Ditto.
5259 (sse5_pperm_zero_v8hi_v4si): Ditto.
5260 (sse5_pperm_sign_v4si_v2di): Ditto.
5261 (sse5_pperm_sign_v4si_v2di): Ditto.
5262 (sse5_pperm_pack_v2di_v4si): Ditto.
5263 (sse5_pperm_pack_v4si_v8hi): Ditto.
5264 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5265 (sse5_perm<mode>): New SSE5 intrinsic insn.
5266 (rotl<mode>3): Ditto.
5267 (sse5_rotl<mode>3): Ditto.
5268 (sse5_ashl<mode>3): Ditto.
5269 (sse5_lshl<mode>3): Ditto.
5270 (sse5_frcz<mode>2): Ditto.
5271 (sse5s_frcz<mode>2): Ditto.
5272 (sse5_cvtph2ps): Ditto.
5273 (sse5_cvtps2ph): Ditto.
5274 (sse5_vmmaskcmp<mode>3): Ditto.
5275 (sse5_com_tf<mode>3): Ditto.
5276 (sse5_maskcmp<mode>3): Ditto.
5277 (sse5_maskcmp_uns<mode>3): Ditto.
5278 (sse5_maskcmp_uns2<mode>3): Ditto.
5279 (sse5_pcom_tf<mode>3): Ditto.
5281 * config/i386/predicates.md (sse5_comparison_float_operator):
5282 New predicate to match the comparison operators supported by
5283 the SSE5 com instruction.
5284 (ix86_comparison_int_operator): New predicate to match just the
5285 signed int comparisons.
5286 (ix86_comparison_uns_operator): New predicate to match just the
5287 unsigned int comparisons.
5289 * doc/invoke.texi (-msse5): Add documentation.
5290 (-mfused-madd): Ditto.
5292 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5294 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5296 (x86_64-*-*): Ditto.
5298 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5300 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5301 intrinisics for SSE5.
5303 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5306 * config/i386/mmintrin-common.h: New file, to contain common
5307 instructions between SSE4.1 and SSE5.
5309 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5310 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5311 (gen_regparm_prefix): Ditto.
5313 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5314 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5315 prototype_p to determine if a function is prototyped.
5317 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5319 * c-common.c (c_common_reswords) add the alignof keyword,
5320 with same RID as __alignof and __alignof__
5322 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5324 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5325 * hooks.c (hook_bool_const_int_const_int_true): New function.
5326 * target.h (struct gcc_target): Add can_eliminate field.
5327 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5328 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5329 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5330 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5331 (elim_table): Revise comment.
5332 * system.h (CAN_ELIMINATE): Poison.
5333 * defaults.h (CAN_ELIMINATE): Remove.
5334 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5336 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5337 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5339 (alpha_vms_can_eliminate): Declare as static, change return type to
5341 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5343 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5344 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5345 (arm_can_eliminate): New function.
5347 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5348 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5349 (avr_can_eliminate): Declare as static.
5350 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5352 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5353 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5354 (bfin_can_eliminate): New function.
5356 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5357 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5358 (crx_can_eliminate): New function.
5360 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5361 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5362 (fr30_can_eliminate): New function.
5364 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5365 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5366 (frv_can_eliminate): New function.
5368 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5369 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5370 (h8300_can_eliminate): New function.
5372 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5373 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5374 (i386_can_eliminate): Declare as static, change return type to bool.
5375 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5377 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5378 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5379 (ia64_can_eliminate): New function.
5381 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5382 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5383 (iq2000_can_eliminate): New function.
5385 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5386 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5387 (m32r_can_eliminate): New function.
5389 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5390 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5391 (m68hc11_can_eliminate): New function.
5393 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5394 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5395 (m68k_can_eliminate): New function.
5397 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5398 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5399 (mep_can_eliminate): New function.
5401 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5402 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5403 (mips_can_eliminate): New function.
5405 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5406 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5407 (rs6000_can_eliminate): New function.
5409 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5410 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5411 (s390_can_eliminate): Declare as static.
5412 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5414 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5415 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5416 (score_can_eliminate): New function.
5418 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5419 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5420 (sparc_can_eliminate): Declare as static.
5421 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5423 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5424 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5425 (xstormy16_can_eliminate): New function.
5427 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5428 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5429 (v850_can_eliminate): New function.
5431 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5433 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5434 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5435 (*movdfcc_ext[1234]): Disable for IEEE mode.
5437 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5439 * gimplify.c (prepare_gimple_addressable): New static function.
5440 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5442 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5443 manually fiddling with it.
5445 2009-08-25 Michael Matz <matz@suse.de>
5447 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5448 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5450 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5451 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5452 (do_jump): Split out code for simple binary comparisons into ...
5453 (do_jump_1): ... this, taking the individual operands and code.
5454 Change callers to helper function above accordingly.
5455 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5458 2009-08-25 Michael Matz <matz@suse.de>
5460 * expr.h (struct separate_ops, sepops): New type for passing
5461 around an exploded simple expression.
5462 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5463 Use this structure instead of expression tree.
5464 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5465 expression, only its type.
5466 (expand_vec_cond_expr): Take type and individual operands instead
5468 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5469 expand_vec_shift_expr): Change prototype accordingly.
5470 * tree-vect-stmts.c (vectorizable_condition): Change call of
5471 expand_vec_cond_expr_p to pass only type.
5472 * expr.c (do_store_flags): Change prototype and implementation
5473 to take an exploded expression.
5474 (expand_expr_real_1): New local ops initialized with details
5475 of the full expression. Use it instead of full
5476 expression in calls to do_store_flags, expand_vec_cond_expr,
5477 expand_widen_pattern_expr and expand_vec_shift_expr.
5479 2009-08-25 Michael Matz <matz@suse.de>
5481 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5482 treeop2 initialized with first three operands of the full expression.
5483 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5485 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5487 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5488 (__gthread_objc_condition_allocate): Mark arguments as unused.
5489 (__gthread_objc_condition_deallocate): Likewise.
5490 (__gthread_objc_condition_wait): Likewise.
5491 (__gthread_objc_condition_broadcast): Likewise.
5492 (__gthread_objc_condition_signal): Likewise.
5493 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5494 (__gthread_objc_thread_id): Likewise.
5496 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5499 * tree-pretty-print.c (print_call_name): Print the correct call name
5500 for procedure pointer components.
5502 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5504 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5505 default_promote_function_mode when not VMS.
5507 2009-08-24 Olivier Hainque <hainque@adacore.com>
5509 * convert.c (convert_to_integer): Don't assume an input pointer is
5510 POINTER_SIZE wide. Fetch from the type instead.
5512 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5514 * configure.ac (AC_PREREQ): Bump to 2.64.
5516 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5518 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5519 (process_command): Don't search standard_exec_prefix_1 and
5520 standard_exec_prefix_2.
5522 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5524 * config/arm/arm.c (output_return_instruction): Handle for
5527 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5529 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5531 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5533 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5534 (*arm_movdf_vfp): Likewise.
5536 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5538 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5539 (vashr<mode>3): Rename from ashr<mode>3.
5540 (vlshr<mode>3): Rename from lshr<mode>3.
5542 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5545 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5546 (check_format_info_main): Use scalar_identify_flag.
5547 (check_format_types): Check for scalar size identity if
5548 scalar_identify_flag is set.
5549 (printf_length_specs): Extend by new field.
5550 (asm_fprintf_length_specs): Likewise.
5551 (gcc_diag_length_specs): Likewise.
5552 (scanf_length_specs): Likewise.
5553 (strfmon_length_specs): Likewise.
5554 (gcc_gfc_length_specs): Likewise.
5555 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5556 (ms_printf_flag_specs): Likewise.
5557 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5559 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5562 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5563 (*call_value_pop_1): Ditto.
5564 (*sibcall_pop_1): New insn pattern.
5565 (*sibcall_value_pop_1): Ditto.
5567 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5570 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5573 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5576 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5577 (get_reg_use_in): New function.
5578 (forward_propagate_subreg): Propagate through subreg of zero_extend
5581 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5583 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5584 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5586 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5588 * configure.ac: Remove --with-datarootdir, --with-docdir,
5589 --with-htmldir switches. No need to call AC_SUBST for
5590 datarootdir, docdir, htmldir any more.
5591 * configure: Regenerate.
5592 * doc/install.texi (Configuration): Document --datarootdir,
5593 --docdir, --htmldir, --pdfdir; update documentation for
5594 --infodir, --mandir.
5595 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5598 * aclocal.m4: Regenerate.
5599 * config.in: Regenerate.
5600 * configure: Regenerate.
5602 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5603 Olivier Hainque <hainque@adacore.com>
5605 * config/ia64/ia64.c: Include libfuncs.h.
5606 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5607 (ia64_expand_call): Use reg 25 on VMS.
5608 (ia64_initialize_trampoline): Fix for VMS ABI.
5609 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5610 (ia64_function_arg): Initialize reg 25 on VMS.
5611 Fix OpenVMS ABI issues for varargs.
5612 For OpenVMS, emit the Argument Information register set in the
5613 incoming/sibcall case as well.
5614 (ia64_arg_type): New function.
5615 (ia64_function_arg_advance): Keep track of cum->words.
5616 Fix OpenVMS ABI issues for varargs.
5617 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5618 (ia64_override_options): Set flag_no_common on VMS.
5619 (ia64_init_builtins): Disable FWRITE builtin.
5620 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5621 (ia64_vms_init_libfuncs): Add decc$ routines.
5622 (ia64_vms_valid_pointer_mode): New function.
5623 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5624 (ia64_promote_function_mode): New function
5625 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5626 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5627 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5628 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5629 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5630 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5631 Suppress trailing '#' if VALUE is numeric.
5632 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5633 ia64_promote_function_mode.
5634 (TARGET_VALID_POINTER_MODE): Define.
5636 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5639 * config/rs6000/rs6000.c (rs6000_override_options): Use
5640 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5643 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5644 reporting of vector + decimal/boolean/complex error.
5646 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5648 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5649 __vector double TYPE_DECL.
5651 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5653 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5654 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5655 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5656 to pointer to enum machine_mode. Update all callers as needed.
5658 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5660 * config/alpha/alpha.md (exception_receiver): Emit alternative
5661 GP load sequence if flag_reorder_blocks_and_partition is set.
5662 (*exception_receiver_2): Also enable when
5663 flag_reorder_blocks_and_partition is set.
5665 2009-08-20 Matt Rice <ratmice@gmail.com>
5666 Diego Novillo <dnovillo@google.com>
5668 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5671 2009-08-20 Richard Guenther <rguenther@suse.de>
5673 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5674 * c-tree.h (c_dup_lang_specific_decl): Remove.
5675 (struct lang_decl, struct lang_type): Move definitions ...
5676 * c-lang.h: ... here. New file.
5677 * c-decl.c: Include c-lang.h.
5678 (c_dup_lang_specific_decl): Remove.
5679 * c-typeck.c: Include c-lang.h.
5680 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5681 (c-typeck.o): Likewise.
5682 * c-config-lang.in (gtfiles): Add c-lang.h.
5683 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5686 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5688 * config/alpha/alpha.c (alpha_end_function): Do not clear
5689 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5690 this is now handled in generic code.
5692 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5694 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5695 (s390_z10_fix_long_loop_prediction): New function.
5696 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5697 (s390_reorg): Walk over the INSNs and invoke
5698 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5700 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5702 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5703 "*brx_64bit", "*brx_31bit"): New patterns.
5704 * config/s390/s390.c ('E'): New output modifier.
5706 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5707 Richard Earnshaw <richard.earnshaw@arm.com>
5709 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5710 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5712 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5714 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5716 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5717 for mode mode of operand0 when doing secondary reload for SAR.
5719 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5722 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5723 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5725 2009-08-19 Jason Merrill <jason@redhat.com>
5727 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5728 supported template depth in C++0x.
5730 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5732 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5733 free_after_compilation.
5734 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5735 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5736 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5737 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5738 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5739 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5740 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5742 2009-08-19 Ian Lance Taylor <iant@google.com>
5744 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5745 of (plus (mult (neg B) C) A).
5747 2009-08-18 Michael Matz <matz@suse.de>
5749 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5750 instead of comparing TYPE_MAIN_VARIANT for equality.
5751 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5752 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5753 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5754 * gimplify.c (goa_lhs_expr_p): Ditto and use
5755 STRIP_USELESS_TYPE_CONVERSION.
5757 2009-08-18 Michael Matz <matz@suse.de>
5759 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5760 first field in a struct.
5761 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5763 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5765 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5766 locators before emit_insn is called. Remove assert that
5768 (alpha_end_function): Clear crtl->emit structure and free insn
5769 locators if cfun->is_thunk is true.
5771 2009-08-18 Jason Merrill <jason@redhat.com>
5773 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5775 * configure.ac: Test for it.
5776 * configure, config.in: Regenerate.
5777 * doc/install.texi: Document --enable-gnu-unique-object.
5779 2009-08-18 Richard Guenther <rguenther@suse.de>
5782 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5783 pow(x,y*z) only if x is nonnegative.
5785 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5787 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5791 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5792 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5794 2009-08-17 DJ Delorie <dj@redhat.com>
5796 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5797 * config/m32c/prologue.md (epilogue_freit): New.
5799 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5800 (bank_switch_p): Likewise.
5801 (fast_interrupt_p): Likewise.
5802 (interrupt_p): Likewise.
5803 (m32c_conditional_register_usage): Round memregs size up.
5804 (need_to_save): We only need to save $a0 when we use ENTER.
5805 (interrupt_p): Check for fast_interrupt too.
5806 (bank_switch_p): New.
5807 (fast_interrupt_p): New.
5808 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5809 (m32c_emit_prolog): Support bank switching and fast interrupts.
5810 * doc/extend.texi (Function Attributes): Add bank_switch and
5813 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5815 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5816 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5818 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5820 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5821 (menu): Add IA-64/VMS Options.
5822 (IA-64/VMS Options): Likewise.
5824 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5827 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5829 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5831 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5832 (mips_pop_asm_switch): Likewise.
5833 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5835 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5836 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5837 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5838 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5839 instead of set_noreorder.
5840 (mips_output_function_prologue): Use the new functions.
5841 (mips_output_function_epilogue): Likewise.
5842 (mips_need_noat_wrapper_p): New function, split out from...
5843 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5844 Use mips_push_asm_switch and mips_pop_asm_switch.
5845 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5846 and mips_pop_asm_switch.
5847 (ASM_OUTPUT_REG_POP): Likewise.
5848 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5849 Use mips_pop_asm_switch.
5850 (mips_asm_switch): New structure.
5851 (set_noreorder, set_nomacro): Replace with...
5852 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5853 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5854 instead of set_nomacro.
5855 (fix_truncsfsi2_macro): Likewise.
5856 (cprestore): Likewise.
5857 (hazard): Use mips_noreorder instead of set_noreorder.
5858 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5860 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5862 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5863 from prev_active_insn.
5865 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5867 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5868 * config/avr/avr.c (avr_override_options): Initialize
5869 avr_current_arch variable.
5870 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5871 __AVR_HAVE_16BIT_SP__ according to the device type.
5872 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5874 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5875 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5877 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5880 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5881 generating inlined subroutine die only. We shouldn't be
5882 called for anything else.
5883 (gen_block_die): Don't generate inline subroutine debug info for
5886 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5888 * graphite-poly.c (print_pbb): Print PBB index.
5890 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5893 * graphite-interchange.c (ppl_max_for_le): Moved...
5894 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5895 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5896 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5897 * graphite-ppl.h (ppl_max_for_le): Declared.
5899 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5901 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5902 supported on all platforms.
5903 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5904 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5905 * c-pragma.c: Likewise.
5906 * target-def.h (TARGET_INITIALIZER): Remove
5907 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5908 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5910 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5912 * config/ia64/fde-vms.c: New file.
5913 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5914 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5915 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5916 (uw_frame_state_for): Only register a personality routine if it is
5917 known to be compatible with our expectations.
5918 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5919 Declare unw_table_entry stack variable and
5920 mod all calls to _Unwind_FindTableEntry to add arg.
5921 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5922 (_Unwind_FindTableEntry): Add arg to prototype.
5924 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5926 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5927 field 'signal_pfs_loc'.
5928 (uw_frame_state_for): Remove duplicate code dealing with leaf
5929 procedures without unwind info.
5930 If in the frame after unwinding through a signal handler, restore
5931 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5932 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5933 'pfs_loc' to the AR.PFS location in the signal context; instead
5934 set 'signal_pfs_loc'.
5935 Manually generate the unwind info for the AR.PFS register.
5936 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5937 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5938 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5939 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5940 instead set 'signal_pfs_loc'.
5941 Remove code preventing the AR.PFS register from being restored
5942 from the signal context.
5944 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5945 Tristan Gingold <gingold@adacore.com>
5947 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5948 * config/ia64/t-vms: New file.
5949 * config/ia64/vms64.h: New file.
5950 * config/ia64/vms.h: New file.
5951 * config/ia64/vms-crtinit.asm: New file.
5952 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5953 * config/ia64/vms-unwind.h: New file.
5955 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5957 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5960 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5963 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5965 * real.h (do_mpc_arg2): ... here.
5966 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5969 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5971 * final.c (add_debug_prefix_map): Don't use GC memory for
5972 old_prefix and new_prefix.
5974 2009-08-14 Richard Guenther <rguenther@suse.de>
5976 * ipa-prop.c (compute_complex_pass_through): If we cannot
5977 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5979 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5981 * c-lex.c (c_lex_with_flags): Increase size of local variable
5982 to avoid memory clobber.
5984 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5987 * config/i386/i386.c (ix86_fp_comparison_strategy):
5988 Only enable/disable sahf at function granularity.
5990 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5992 PR rtl-optimization/41064
5993 * reload1.c (reload_as_needed): Don't call extract_insn
5994 for known invalid replacements after calling
5995 validate_replace_rtx_group and verify_changes.
5997 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6000 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6001 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6002 ix86_expand_fp_vcond.
6003 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6004 Assert that operation is supported by ix86_expand_int_vcond.
6005 (vcondu<SSEMODE124C8:mode>): Ditto.
6007 2009-08-13 DJ Delorie <dj@redhat.com>
6009 * config/i386/djgpp-stdint.h: New.
6010 * config.gcc (djgpp): Use it.
6012 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6014 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6015 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6017 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6019 * tree-ssa-loop-prefetch.c
6020 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6021 for long-stride pruning.
6022 (compute_miss_rate): New function to compute the probability
6023 that two memory references access different cache lines.
6025 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6027 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6029 2009-08-13 Richard Guenther <rguenther@suse.de>
6032 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6033 use the constant pointer type.
6034 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6035 of CV qualifiers on the target pointer type.
6036 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6037 conversion check before restrict check.
6039 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6042 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6044 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6046 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6048 2009-08-12 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/41011
6051 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6052 and reference constructing.
6054 2009-08-12 Xinliang David Li <davidxl@google.com>
6056 PR tree-optimization/41012
6057 * tree-flow.h : New external interface.
6058 * gimple-low.c (check_call_arg): Change to public function.
6059 Remove argument mismatch check in lowering.
6060 * tree-inline.h (tree_can_inline_p): Interface change.
6061 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6063 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6064 Call change to tree_can_inline_p function.
6065 (cgraph_decide_inlining_incrementally): Ditto.
6067 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6069 PR tree-optimization/41031
6070 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6071 on the partition variable rather than promote_mode on the source
6072 type. Assert that the partition variable's type has the same
6073 mode as the source value's.
6075 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6077 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6078 for for_return == 2.
6079 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6081 * calls.c (expand_call): Fix typo.
6082 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6084 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6086 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6087 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6088 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6089 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6091 2009-08-12 Andrew Haley <aph@redhat.com>
6093 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6095 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6098 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6100 2009-08-12 Richard Guenther <rguenther@suse.de>
6102 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6103 * gimplify.c (gimplify_modify_expr): Do not use
6104 lang_hooks.types_compatible_p.
6105 * tree-ssa.c (useless_type_conversion_p): For aggregates
6106 just return false if the canonical types differ.
6108 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6111 * sese.c (convert_for_phi_arg): New.
6112 (add_guard_exit_phis): Use convert_for_phi_arg.
6114 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6116 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6117 unknown subscript upper bounds.
6119 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6120 Pranav Garg <pranav.garg2107@gmail.com>
6122 * graphite-interchange.c (gather_access_strides): Removed.
6123 (ppl_max_for_le): New.
6124 (build_linearized_memory_access): New.
6125 (memory_stride_in_loop): New.
6126 (pbb_interchange_profitable_p): Reimplemented.
6127 * graphite-ppl.h (ppl_new_id_map): New.
6128 (ppl_interchange): New.
6130 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6132 * graphite-interchange.c (compute_subscript): Removed.
6133 (compute_array_size_cstr): Removed.
6134 (compute_array_size_poly): Removed.
6135 (compute_array_size): Removed.
6136 (gather_access_strides_poly): Removed.
6137 (gather_access_strides): Empty.
6139 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6141 * graphite-dependences.c (dependence_polyhedron_1): Replace
6142 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6143 (graphite_legal_transform_dr): Same.
6144 (graphite_carried_dependence_level_k): Same.
6145 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6146 Initialize PDR_NB_SUBSCRIPTS.
6147 (print_pdr_access_layout): Replace pdr_nb_subscripts with
6149 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
6150 (PDR_NB_SUBSCRIPTS): New.
6151 (pdr_nb_subscripts): Removed.
6152 (pdr_dim): Simplified.
6153 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
6154 with PDR_NB_SUBSCRIPTS.
6156 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6158 * graphite-interchange.c (compute_array_size): Remove use of
6160 * graphite-poly.c (new_poly_dr): Remove argument data_container.
6161 Do not initialize PDR_DATA_CONTAINER.
6162 (print_pdr): Do not print PDR_DATA_CONTAINER.
6163 * graphite-poly.h (struct poly_dr): Remove data_container field.
6164 (PDR_DATA_CONTAINER): Removed.
6165 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
6167 (build_poly_dr): Same.
6169 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6170 Sebastian Pop <sebastian.pop@amd.com>
6172 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6173 copy of the dependence polyhedron. Free the temporary objects.
6174 (graphite_carried_dependence_level_k): Free unused objects before
6177 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6179 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6180 Early return without analyzing the data dependences if no
6181 transform has been done. Call restore_scattering if the transform
6183 (graphite-interchange.c): Same.
6184 * graphite-poly.c (print_scattering_function): Test for
6186 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6187 (apply_poly_transforms): Do not gcc_assert that
6188 the transform is legal.
6189 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
6190 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
6191 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
6192 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
6193 * graphite-poly.h (struct poly_scattering): New.
6194 (struct poly_bb): Add original, transformed, and saved fields.
6195 Remove transformed_scattering, original_scattering,
6196 nb_local_variables and nb_scattering_transform fields.
6197 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
6198 (poly_scattering_new): New.
6199 (poly_scattering_free): New.
6200 (poly_scattering_copy): New.
6201 (store_scattering_pbb): New.
6202 (store_scattering): New.
6203 (restore_scattering_pbb): New.
6204 (restore_scattering): New.
6205 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6206 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6208 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6210 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6213 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6215 * Makefile.in (graphite.o): Depends on PREDICT_H.
6216 * graphite.c: Include predict.h.
6217 (graphite_finalize): Call tree_estimate_probability.
6218 * predict.c (predict_loops): Do not call scev_initialize and
6220 (tree_estimate_probability_bb): New.
6221 (tree_estimate_probability): Do not initialize loops: move that
6222 code to the driver. Call tree_estimate_probability_bb.
6223 (tree_estimate_probability_driver): New.
6224 (pass_profile): Use tree_estimate_probability_driver.
6225 * predict.h (tree_estimate_probability): Declared.
6227 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6229 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6230 * graphite-dependences.c (graphite_legal_transform): Add time to
6231 TV_GRAPHITE_DATA_DEPS.
6232 (dependency_between_pbbs_p): Same.
6233 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6235 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6237 PR rtl-optimization/41033
6238 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6239 aliasing is disabled.
6241 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6243 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6244 si_mask_operand, and_load_operand, low_bitmask_operand,
6245 and_reg_operand, and_operand): New predicates.
6246 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6247 * config/mips/mips.c (and_operands_ok): New function.
6248 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6249 * config/mips/mips.md (move_type): Add ext_ins and logical.
6250 (type): Handle them.
6251 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6252 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6253 shift_shift. Remove commutative constraint modifier.
6254 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6256 (*clear_upper32_dext): Remove define_insn_and_split.
6257 (*clear_upper32): Turn this define_insn_and_split ...
6258 (splitter for ANDing register with 0xffff_ffff): .. into this.
6260 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6262 * combine.c (try_widen_shift_mode): Factor out code to check if an
6263 integer constant is a low-order bitmask from here ...
6264 * rtlanal.c (low_bitmask_len): ... to here.
6265 * rtl.h (low_bitmask_len): Declare.
6267 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6270 * config/alpha/alpha.md (addsi3): Remove expander.
6271 (addsi3): Rename from *addsi3_internal insn pattern.
6272 (subsi3): Remove expander.
6273 (subsi3): Rename from *subsi3_internal insn pattern.
6275 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6277 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6280 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6281 Eric Botcazou <botcazou@adacore.com>
6282 Douglas B Rupp <rupp@gnat.com>
6284 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6285 that records that fit in 64 bits are returned by immediate value,
6286 as required by OpenVMS Calling Standard.
6287 (function_value): Adjust for above modification.
6288 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6289 virtual_incoming_args_rtx as base object, not next_arg.
6290 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6292 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6294 * reload.c (find_reloads_subreg_address): Check the original
6295 req_equiv_mem address to detect the case where an address is
6296 not valid in the outer mode.
6298 2009-08-11 Richard Guenther <rguenther@suse.de>
6301 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6303 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6305 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6306 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6308 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6309 Douglas B Rupp <rupp@gnat.com>
6311 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6312 PT_STACK when frame_pointer_needed on OpenVMS.
6313 (alpha_pv_save_size, alpha_using_fp): Remove.
6314 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6315 with proper processing for PT_NULL.
6316 (alpha_vms_initial_elimination_offset): New function. Support for
6317 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6318 (alpha_sa_size): Force procedure type to PT_STACK when
6319 frame_pointer_needed on OpenVMS.
6320 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6321 (alpha_using_fp): Likewise.
6322 (alpha_vms_can_eliminate): Add prototype.
6323 (alpha_vms_initial_elimination_offset): Likewise.
6324 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6325 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6327 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6328 Douglas B Rupp <rupp@gnat.com>
6330 * config/alpha/alpha.c (common_object_handler): New function.
6331 (vms_attribute_table): Declare a single attribute "common_object".
6332 (vms_output_aligned_decl_common): New global function.
6333 (SECTION_VMS_OVERLAY): Delete.
6334 (SECTION_VMS_GLOBAL): Likewise.
6335 (SECTION_VMS_INITIALIZE): Likewise.
6336 (vms_asm_named_section): Remove support for above flags.
6337 (vms_section_type_flags): Delete.
6338 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6339 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6340 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6341 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6343 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6346 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6347 (sub_ddmmss): Likewise.
6349 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6352 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6355 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6358 * reload1.c (reload_as_needed): Use cancel_changes to completely
6359 undo a failed replacement attempt.
6361 2009-08-10 Richard Guenther <rguenther@suse.de>
6364 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6365 (useless_type_conversion_p): ... here. Require pointer targets
6368 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6371 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6372 loose the original type of the statement list.
6374 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6376 * config/alpha/alpha.c: Include libfuncs.h
6377 (avms_asm_output_extern): New function.
6378 (alpha_init_libfuncs): Init some decc libfuncs.
6379 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6380 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6381 (DO_CRTL_NAMES): Define.
6383 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6384 (LONG_TYPE_SIZE): Define.
6385 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6386 (SUBTARGET_SWITCHES): Define malloc64 switch.
6387 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6388 (MASK_RETURN_ADDR): Define.
6389 doc/invoke.texi (mmalloc64): Document switch.
6391 2009-08-09 Olivier Hainque <hainque@adacore.com>
6392 Douglas B Rupp <rupp@gnat.com>
6394 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6395 uses_condition_handler.
6396 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6397 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6398 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6399 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6400 (code_for_builtin): New insn codes for the new alpha_builtins.
6401 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6402 (alpha_sa_size): Account for uses_condition_handler.
6403 (alpha_expand_prologue): Likewise.
6404 (alpha_start_function): Likewise.
6405 (alpha_expand_epilogue): Likewise.
6406 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6407 establish/revert expanders.
6408 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6409 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6410 New expander, resorting to the alpha.c associated function.
6411 (builtin_revert_vms_condition_handler): Likewise.
6412 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6413 __gcc_shell_handler, the static VMS condition handler used as
6414 an indirection wrapper to the current dynamically established
6416 * config/alpha/vms-unwind.h: Complete rewrite.
6417 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6418 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6420 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6421 Douglas B Rupp <rupp@gnat.com>
6423 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6424 (alpha_need_linkage): Handle aliases. Return function symbol.
6425 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6426 Use ultimate alias target for the linkage name.
6427 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6428 by alpha_need_linkage for the function symbol.
6429 (setmemdi): Likewise.
6431 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6433 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6434 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6435 (ASM_WEAKEN_LABEL): Define.
6436 (CRT_CALL_STATIC_FUNCTION): Define.
6437 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6438 (ENDFILE_SPEC): Define.
6439 (INIT_SECTION_ASM_OP): Define.
6440 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6441 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6443 (MULTILIB_OSDIRNAMES): Define.
6444 (shlib_version): Define.
6445 (SHLIB_EXT): Define.
6446 (SHLIB_OBJS): Define.
6447 (SHLIB_NAME): Define.
6448 (SHLIB_MULTILIB): Define.
6449 (SHLIB_INSTALL): Define.
6450 (SHLIB_SYMVEC): Define.
6451 (SHLIB_SYMVECX2): Define.
6452 (SHLIB_LINK): Define.
6454 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6456 * config/alpha/alpha.c (alpha_initialize_trampoline):
6457 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6458 (alpha_start_function): Emit transfer address on nested functions
6459 for VMS trampoline call.
6460 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6461 since no longer used.
6462 * config/alpha/vms-tramp.asm: Remove.
6463 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6464 since now only data initialized at runtime.
6466 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6468 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6469 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6470 (MD_EXEC_PREFIX): Remove, no longer used.
6471 (MD_STARTFILE_PREFIX): Likewise.
6472 (INCLUDE_DEFAULTS): Likewise.
6473 * config/alpha/t-vms:
6474 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6476 2009-08-09 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/41016
6479 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6480 (operand_precision): Remove.
6481 (integral_operand_p): Likewise.
6482 (recognize_single_bit_test): Adjust.
6484 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6486 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6487 operation overflows. Likewise non-cast unary arithmetic.
6488 If one arm of a conditional expression is always taken,
6489 inhibit evaluation warnings for the other arm. Likewise inhibit
6490 evaluation warnings for the second && or || operand if the first
6491 operand is enough to determine the result.
6492 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6494 (build_binary_op): Prevent duplicate evaluation warnings.
6496 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6498 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6499 and destination have different modes, Use promote_mode to
6500 determine the signedness of the conversion. Assert that the
6501 promoted source mode matches the destination mode. Don't pass
6502 the destination and destination mode to expand_expr if the source
6503 mode is different. Simplify conversion logic.
6505 2009-08-09 Ira Rosen <irar@il.ibm.com>
6507 PR tree-optimization/41008
6508 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6509 from condition only in case it's a comparison. Adjust checks.
6511 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6513 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6514 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6515 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6516 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6517 (dump_cand): Handle them.
6518 (struct iv_cand): New members COST_STEP and AINC_USE.
6519 (stmt_after_increment): Likewise.
6520 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6521 callers changed. Use gimple_uid comparison instead of scanning.
6522 (add_candidate_1): When looking for identical candidates, take
6523 AINC_USE into account. Set it for new candidates.
6524 (force_expr_to_var_cost): Cast target_spill_cost to int.
6525 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6526 All callers changed. Check for availability of autoinc addressing
6527 modes, both in general for a given mode, and in the specific use case.
6528 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6530 (get_computation_cost): Likewise.
6531 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6532 add_autoinc_candidates): New static functions.
6533 (add_candidate): Call add_autoinc_candidates for candidates based on
6535 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6536 (determine_use_iv_cost_address): If we have an autoinc candidate at
6537 the matching use, verify autoinc is possible and subtract the cost
6538 of the candidate's step from the cost.
6539 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6540 member of the candidate.
6541 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6542 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6544 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6546 * config.build (ia64-hp-*vms*): New target.
6547 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6549 * config.gcc (ia64-hp-*vms*): New target.
6550 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6552 * config.host (ia64-hp-*vms*): New target.
6553 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6556 2009-08-08 Richard Guenther <rguenther@suse.de>
6558 PR tree-optimization/40991
6559 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6561 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6563 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6564 mode check. Do truncations in an integer mode.
6565 (force_to_mode): Handle subregs for all mode types. Only do
6566 arithmetic simplifications on integer modes.
6568 2009-08-07 Richard Guenther <rguenther@suse.de>
6570 PR tree-optimization/40999
6571 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6572 (maybe_fold_reference): Lookup constant initializers.
6573 (fold_gimple_assign): Likewise.
6575 2009-08-07 Richard Guenther <rguenther@suse.de>
6577 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6578 that require structural equality defer to the langhook.
6580 2009-08-07 Martin Jambor <mjambor@suse.cz>
6582 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6584 (struct ipa_pass_through_data): New type.
6585 (struct ipa_ancestor_jf_data): New type.
6586 (union jump_func_value): Removed field formal_id, added fields
6587 pass_through and ancestor.
6588 (struct ipa_param_call_note): Changed type of formal_id to int from
6590 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6591 operations jump functions and ancestor jump functions.
6592 (compute_complex_pass_through): New function.
6593 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6594 reflect changes in the jump function strucutre.
6595 (update_jump_functions_after_inlining): Ignore complex pass-through
6596 and ancestor jump functions.
6597 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6598 polynomial pass-through with operation jump functions.
6600 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6602 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6603 fde->dw_fde_begin as begin label instead of hot/cold label.
6604 Use LLSDAC label instead of LLSDA for second section lsda.
6605 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6606 label instead of LLSDA if it is true.
6607 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6609 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6610 SECTION argument. Use it as index into crtl->eh.call_site_record
6612 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6613 use it to determine how to print table entries instead of using
6614 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6615 label instead of normal begin label as base.
6616 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6617 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6618 ensure no EH range spans between sections and that landing pads
6619 are always in the corresponding section.
6620 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6621 for crtl->eh.call_site_record being an array rather than scalar.
6622 (output_one_function_exception_table): New function, copied
6623 from output_function_exception_table. Adjust
6624 dw2_size_of_call_site_table, dw2_output_call_site_table
6625 callers. For SECOND section use *C suffixed labels.
6626 (output_function_exception_table): Call
6627 output_one_function_exception_table and, when doing hot/cold
6628 partitioning, also another time for the second section.
6629 * opts.c: Include except.h.
6630 (decode_options): Allow -freorder-blocks-and-partition with
6631 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6632 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6633 * function.h (struct rtl_eh): Change call_site_record from
6634 scalar into array of 2 elements.
6636 2009-08-07 Martin Jambor <mjambor@suse.cz>
6638 * ipa-prop.c (count_formal_params_1): New function.
6639 (ipa_get_vector_of_formal_parms): New function.
6640 (get_vector_of_formal_parm_types): New function.
6641 (ipa_modify_formal_parameters): New function.
6642 (ipa_modify_call_arguments): New function.
6643 (index_in_adjustments_multiple_times_p): New function.
6644 (ipa_combine_adjustments): New function.
6645 (ipa_dump_param_adjustments): New function.
6646 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6647 (ipa_get_vector_of_formal_parms): Declare.
6648 (ipa_modify_formal_parameters): Declare.
6649 (ipa_modify_call_arguments): Declare.
6650 (ipa_combine_adjustments): Declare.
6651 (ipa_dump_param_adjustments): Declare.
6652 (build_ref_for_offset): Declare.
6653 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6654 * tree-sra.c: Include ipa-prop.c.
6655 (build_ref_for_offset): Make public.
6657 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6659 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6661 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6663 * gcc/doc/extend.texi (__builtin_extract_return_address)
6664 (__builtin_frob_return_address): Document.
6666 2009-08-06 Paul Brook <paul@codesourcery.com>
6668 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6669 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6670 implementation on ARMv6-M.
6672 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6674 * doc/extend.texi (pcs): Document new attribute for ARM.
6676 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6678 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6681 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6683 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6686 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6688 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6690 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6692 Merge ARM/hard_vfp_branch to trunk.
6694 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6696 * arm.c (libcall_eq): New function.
6697 (libcall_hash): New function.
6698 (add_libcall): New function.
6699 (arm_libcall_uses_aapcs_base): New function.
6700 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6701 libcalls using the base PCS.
6702 (arm_init_cumulative_args): Likewise.
6704 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6706 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6707 Use base ABI for conversion libfuncs between HFmode and SFmode.
6709 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6711 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6712 V4SImode as representatives of all 64-bit and 128-bit vector
6713 types. Allow vector types without vector modes.
6714 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6715 without vector modes like BLKmode.
6716 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6717 BLKmode. Avoid unsupported vector modes or TImode moves for
6719 (aapcs_vfp_allocate_return_reg): Likewise.
6720 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6721 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6723 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6725 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6726 (arm_get_pcs_model): Pass attribute arguments to
6727 arm_pcs_from_attribute.
6728 (arm_init_cumulative_args): Use base AAPCS for conversions from
6729 floating-point types to DImode.
6730 (arm_attribute_table): Add pcs attribute.
6731 (arm_handle_pcs_attribute): New.
6732 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6733 conversions from floating-point types to DImode, also declare them
6734 to use base AAPCS and declare functions they call to use base
6735 AAPCS and their RTABI names.
6737 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6739 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6740 -mfloat-abi=hard not being supported for VFP.
6742 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6744 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6745 SYMBOL_REF to hard_libcall_value.
6747 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6748 Richard Earnshaw <rearnsha@arm.com>
6750 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6751 has been put on the stack, all remaining co-processory arguments for
6752 that co-processor also go on the stack.
6754 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6756 * config/arm/arm.c (arm_return_in_memory): Handle returning
6757 vectors of suitable size in registers also for AAPCS case.
6759 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6761 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6763 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6765 ARM Hard-VFP calling convention
6766 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6767 * target.h (gcc_target): Add libcall_value to table of call hooks.
6768 * targhooks.h (default_libcall_value): Default implementation.
6769 * targhooks.c (default_libcall_value): Likewise.
6770 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6771 * optabs.c (expand_unop): Use it.
6772 * expr.h (hard_libcall_value): Pass the function RTX through.
6773 * calls.c (emit_library_call_value_1): Update call to
6775 * explow.c (hard_libcall_value): Use new target hook.
6776 * testsuite/lib/target-supports.exp
6777 (check_effective_target_arm_hard_vfp_ok): New hook.
6778 (check_effective_target_arm_neon_ok): Improve test for neon
6780 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6781 * config/arm/arm.c: Include cgraph.h
6782 (TARGET_FUNCTION_VALUE): Override default hook.
6783 (arm_pcs_default): New variable.
6784 (arm_override_options): Don't fault hard calling convention with VFP.
6785 Add support for AAPCS variants.
6786 (arm_function_value): Make static. Handle AAPCS variants.
6787 (arm_libcall_value): New function.
6788 (arm_apply_result_size): Handle VFP registers in results.
6789 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6791 (pcs_attribute_args): New variable.
6792 (arm_pcs_from_attribute): New function.
6793 (arm_get_pcs_model): New function.
6794 (aapcs_vfp_cum_init): New function.
6795 (aapcs_vfp_sub_candidate): New function.
6796 (aapcs_vfp_is_return_candidate): New function.
6797 (aapcs_vfp_is_call_candidate): New function.
6798 (aapcs_vfp_allocate): New function.
6799 (aapcs_vfp_allocate_return_reg): New function.
6800 (aapcs_vfp_advance): New function.
6801 (aapcs_cp_arg_layout): New variable.
6802 (aapcs_select_call_coproc): New function.
6803 (aapcs_select_return_coproc): New function.
6804 (aapcs_allocate_return_reg): New function.
6805 (aapcs_libcall_value): New function.
6806 (aapcs_layout_arg): New function.
6807 (arm_init_cumulative_args): Initialize AAPCS args data.
6808 (arm_function_arg): Handle AAPCS variants using new interface.
6809 (arm_arg_parital_bytes): Likewise.
6810 (arm_function_arg_advance): New function.
6811 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6812 calling conventions.
6813 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6814 * arm.h (NUM_VFP_ARG_REGS): Define.
6815 (LIBCALL_VALUE): Update.
6816 (FUNCTION_VALUE): Delete.
6817 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6818 (arm_pcs): New enum.
6819 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6820 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6821 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6822 * arm-protos.h (arm_function_arg_advance): Add.
6823 (aapcs_libcall_value): Add.
6824 (arm_function_value): Delete.
6826 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6827 H.J. Lu <hongjiu.lu@intel.com>
6830 * config/i386/i386.c (standard_sse_mode_p): Remove.
6831 (standard_sse_constant_p): Return 2 for integer mode
6832 vector_all_ones_operand when SSE2 is enabled.
6833 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6834 (ix86_expand_vector_move): Do not check for negative values from
6835 standard_sse_constant_p.
6837 2009-08-06 Richard Guenther <rguenther@suse.de>
6839 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6840 array type comparisons frontend independent.
6841 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6842 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6843 out array reference lower bound and element size operands.
6844 (ao_ref_init_from_vn_reference): Properly compute the offset
6845 for ARRAY_RANGE_REF.
6846 (vn_reference_fold_indirect): Fill out array reference lower
6847 bound and element size operands.
6848 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6849 a non gimple valued reference operand which can happen for
6850 array reference lower bound or element size.
6851 (create_component_ref_by_pieces_1): Properly generate the
6852 element size operand for array references.
6854 2009-08-06 Richard Guenther <rguenther@suse.de>
6856 PR tree-optimization/40964
6857 * tree.c (iterative_hash_host_wide_int): Export.
6858 * tree.h (iterative_hash_host_wide_int): Declare.
6859 * tree-ssa-structalias.c (heapvar_map): New struct.
6860 (heapvar_map_eq): New function.
6861 (heapvar_map_hash): Likewise.
6862 (heapvar_lookup): Adjust.
6863 (heapvar_insert): Likewise.
6864 (make_constraint_from_heapvar): Allow multiple heap variables
6865 per decl at different offsets.
6866 (init_alias_heapvars): Adjust.
6868 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6870 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6871 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6872 trailing sync if TARGET_SYNC_AFTER_SC.
6874 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6876 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6877 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6878 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6879 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6880 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6881 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6882 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6883 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6884 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6885 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6886 the prototype declaration match the definition.
6887 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6888 instructions explicitly. Add barrier_before and operands
6890 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6891 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6892 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6893 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6894 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6895 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6897 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6899 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6901 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6902 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6905 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6908 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6910 PR rtl-optimization/40924
6911 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6912 make sure canon_rtx (mem_address) isn't simpler than
6913 canon_rtx (expanded_mem_address).
6915 2009-08-05 Li Feng <nemokingdom@gmail.com>
6917 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6919 (build_scop_drs): Build alias set for each SCoP.
6921 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6923 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6924 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6925 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6926 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6927 (BASE_DRIVER_SELF_SPECS): Likewise.
6929 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6931 * tree-ssa-alias.c: Fix some comment typos.
6933 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6935 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6936 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6938 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6941 * simplify-rtx.c (simplify_binary_operation_1): Disable
6942 simplifications for decimal float operations.
6944 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6947 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6948 operand of INDIRECT_REF.
6950 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6952 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6953 constants referencing TLS symbols.
6955 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6957 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6958 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6960 2009-08-03 Richard Guenther <rguenther@suse.de>
6962 * tree.c (make_vector_type): Build a main variant first,
6963 get the canonical one and then build the variant.
6964 * tree-ssa.c (useless_type_conversion_p_1): Handle
6966 (useless_type_conversion_p): Conversions to pointers to
6967 incomplete record types are useless.
6969 2009-08-03 Richard Guenther <rguenther@suse.de>
6971 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6972 file will be created.
6973 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6974 * toplev.c (compile_file): Adjust comment.
6976 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6978 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6979 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6980 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6981 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6982 (sh_promote_function_mode): Fix typo.
6984 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6986 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6988 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6990 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6991 declaration arguments.
6993 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6995 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6996 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6997 (ix86_split_ashl): Ditto.
6998 (ix86_expand_vector_init_one_nonzero): Ditto.
6999 (ix86_expand_vector_set): Ditto.
7000 (ix86_expand_reduc_v4sf): Ditto.
7002 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7004 * explow.c (promote_function_mode): Remove assert.
7005 * config/sh/sh.c (sh_promote_function_mode): Declare.
7007 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7009 * config/pa/pa.c (pa_promote_function_mode): Declare.
7010 Change to static. Fix promote_mode call.
7012 * gthr-dce.h (CONST_CAST2): Define if not defined.
7013 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7015 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7017 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7019 * expr.c (store_constructor): Use promote_decl_mode. Remove
7020 now write-only variable unsignedp.
7021 (expand_expr_real_1): Use promote_decl_mode.
7022 * expr.h (promote_function_mode, promote_decl_mode): New.
7023 (promote_mode): Remove last argument.
7024 * function.c (assign_temp): Drop last argument of promote_mode.
7025 (assign_parm_find_data_types): Use promote_function_mode.
7026 (assign_parm_setup_reg): Likewise.
7027 (expand_function_end): Use promote_function_mode.
7028 * calls.c (initialize_argument_information): Use promote_function_mode.
7029 (precompute_arguments): Use promote_mode instead of checking if
7030 only PROMOTE_FUNCTION_MODE is defined.
7031 (expand_call): When making sibcall decisions, use promote_function_mode.
7032 Below, remove an if for targetm.calls.promote_function_return and
7033 and use promote_function_mode.
7034 (emit_library_call_value_1): Use promote_function_mode, fix bug
7035 where promote_mode was passed FOR_CALL == 0 for a return value in an
7037 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7038 * explow.c (promote_function_mode, promote_decl_mode): New.
7039 (promote_mode): Keep only the FOR_CALL == 0 case.
7040 * combine.c (setup_incoming_promotion): Remove test of
7041 promote_function_args. Use promote_function_mode.
7042 * stmt.c (expand_value_return): Use promote_decl_mode.
7043 (expand_decl): Use promote_decl_mode.
7045 * expr.c (store_constructor): Use promote_decl_mode. Remove
7046 now write-only variable unsignedp.
7047 (expand_expr_real_1): Use promote_decl_mode.
7048 * expr.h (promote_function_mode, promote_decl_mode): New.
7049 (promote_mode): Remove last argument.
7050 * function.c (assign_temp): Drop last argument of promote_mode.
7051 (assign_parm_find_data_types): Use promote_function_mode.
7052 (assign_parm_setup_reg): Likewise.
7053 (expand_function_end): Use promote_function_mode.
7054 * calls.c (initialize_argument_information): Use promote_function_mode.
7055 (precompute_arguments): Use promote_mode instead of checking if
7056 only PROMOTE_FUNCTION_MODE is defined.
7057 (expand_call): When making sibcall decisions, use promote_function_mode.
7058 Below, remove an if for targetm.calls.promote_function_return and
7059 and use promote_function_mode.
7060 (emit_library_call_value_1): Use promote_function_mode, fix bug
7061 where promote_mode was passed FOR_CALL == 0 for a return value in an
7063 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7064 * explow.c (promote_function_mode, promote_decl_mode): New.
7065 (promote_mode): Keep only the FOR_CALL == 0 case.
7066 * combine.c (setup_incoming_promotion): Remove test of
7067 promote_function_args. Use promote_function_mode.
7068 * stmt.c (expand_value_return): Use promote_decl_mode.
7069 (expand_decl): Use promote_decl_mode.
7071 * explow.c (promote_function_mode): Just call the target hook.
7072 * targhooks.c (default_promote_function_mode,
7073 default_promote_function_mode_always_promote): New.
7074 * targhooks.h (default_promote_function_mode,
7075 default_promote_function_mode_always_promote): Declare.
7076 * target.h (promote_function_args, promote_function_return): Remove.
7077 (promote_function_mode): New.
7078 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7079 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7080 (TARGET_PROMOTE_FUNCTION_MODE): New.
7081 (TARGET_CALLS): Adjust.
7082 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7083 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7085 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7086 * config/s390/s390.c (s390_promote_function_mode): ... here,
7087 with pointer handling.
7088 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7089 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7091 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7092 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7093 with pointer handling.
7094 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7095 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7097 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7098 * config/sh/sh.c (sh_promote_function_mode): New.
7099 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7100 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7102 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7103 * config/cris/cris.c (cris_promote_function_mode): ... here.
7104 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7105 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7107 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7108 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7109 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7110 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7112 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7113 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7114 complex type handling.
7115 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7116 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7118 * config/pa/pa.c (pa_promote_function_mode): New.
7119 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7120 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7122 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7123 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7124 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7125 * config/xtensa/xtensa.c: Likewise.
7126 * config/stormy16/stormy16.c: Likewise.
7127 * config/iq2000/iq2000.c: Likewise.
7128 * config/rs6000/rs6000.c: Likewise.
7129 * config/picochip/picochip.c: Likewise.
7130 * config/arc/arc.c: Likewise.
7131 * config/mcore/mcore.c: Likewise.
7132 * config/score/score.c: Likewise.
7133 * config/mips/mips.c: Likewise.
7134 * config/bfin/bfin.c: Likewise.
7135 * config/ia64/ia64.c: Likewise (disabled though).
7137 * config/frv/frv.h: Remove pointless remark.
7139 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7140 TARGET_PROMOTE_FUNCTION_ARGS,
7141 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7142 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7144 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7146 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
7147 -floop-parallelize-all.
7148 * toplev.c (process_options): Rename flag_graphite_force_parallel to
7149 flag_loop_parallelize_all.
7150 * tree-ssa-loop.c (gate_graphite_transforms): Same.
7151 * graphite.c (graphite_transform_loops): Same.
7153 * graphite-poly.c (apply_poly_transforms): Same.
7155 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
7157 PR tree-optimization/40914
7158 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
7159 if set, then check the delta field of the PMF record.
7160 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7161 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
7162 call is stored in the delta.
7164 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
7166 * config/mips/mips.md (*clear_upper32_dext): New pattern.
7168 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
7170 * config/i386/bsd.h (ASM_BYTE): New define.
7171 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7172 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7173 .byte. Use fputs or putc instead of fprintf where appropriate.
7174 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7175 fputs or putc instead of fprintf where appropriate.
7176 * config/i386/i386elf.h: Ditto.
7177 * config/i386/sysv4.h: Ditto.
7179 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7180 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7181 (*tls_global_dynamic_64): Ditto.
7183 2009-07-31 Christian Bruel <christian.bruel@st.com>
7185 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7187 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7189 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
7190 Remove dead code for MINUS.
7192 2009-07-31 Anthony Green <green@moxielogic.com>
7194 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
7196 (moxie_expand_epilogue): Ditto for epilogue.
7197 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
7199 (moxie_function_arg): Ditto.
7200 (moxie_pass_by_reference): Ditto.
7201 (moxie_arg_partial_bytes): Ditto.
7202 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7203 (FUNCTION_ARG_ADVANCE) Ditto.
7204 (REG_PARM_STACK_SPACE) Ditto.
7205 (FUNCTION_ARG_REGNO_P) Dito.
7207 * config.gcc: Add moxie linux config support.
7208 * gcc/config/moxie/uclinux.h: New file.
7210 2009-07-31 DJ Delorie <dj@redhat.com>
7212 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7213 (UNSPECV_SP_SWITCH_E): New.
7214 (sp_switch_1): Change to an unspec.
7215 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7217 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7218 reference the new stack's address
7220 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7222 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7223 graphite-clast-to-gimple.o, graphite-dependences.o,
7224 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7225 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7226 (graphite-blocking.o,
7227 graphite-clast-to-gimple.o, graphite-dependences.o,
7228 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7229 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7230 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7231 * cfgloop.h (struct loop): Add can_be_parallel field.
7232 * common.opt (fgraphite-identity): Moved up.
7233 (fgraphite-force-parallel): New flag.
7234 * graphite.c: Rewrite.
7235 * graphite.h: Rewrite.
7236 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7238 * toplev.c (graphite_out_file): New file descriptor.
7239 (graphite_in_file): New.
7240 (process_options): flag_graphite_force_parallel cannot be used without
7242 * tree-ssa-loop.c: Include toplev.h.
7243 (gate_graphite_transforms): Enable flag_graphite for
7244 flag_graphite_force_parallel.
7246 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7248 * ChangeLog.graphite: New.
7249 * graphite-blocking.c: New.
7250 * graphite-clast-to-gimple.c: New.
7251 * graphite-clast-to-gimple.h: New.
7252 * graphite-dependences.c: New.
7253 * graphite-dependences.h: New.
7254 * graphite-interchange.c: New.
7255 * graphite-poly.c: New.
7256 * graphite-poly.h: New.
7257 * graphite-ppl.c: New.
7258 * graphite-ppl.h: New.
7259 * graphite-scop-detection.c: New.
7260 * graphite-scop-detection.h: New.
7261 * graphite-sese-to-poly.c: New.
7262 * graphite-sese-to-poly.h: New.
7266 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7268 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7269 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7271 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7273 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7274 (scev_is_linear_expression): Return false if the evolution is not
7275 affine multivariate.
7277 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7279 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7280 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7282 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7284 * tree-data-ref.c (debug_data_references): New.
7285 (debug_data_reference): New.
7286 * tree-data-ref.h (debug_data_references): Declared.
7287 (debug_data_reference): Declared.
7289 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7291 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7292 * tree-data-ref.h (scop_p): Removed.
7293 (struct data_reference): Remove field scop.
7295 (stmt_simple_memref_p): Removed.
7297 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7299 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7300 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7303 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7305 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7307 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7309 * doc/invoke.texi (-fgraphite-identity): Documented.
7311 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7313 * tree-scalar-evolution.c: Fix comment.
7314 (instantiate_scev_1): Return unknow from scev instantiation if the
7315 result is not above instantiate_below.
7317 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7319 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7320 static anymore. Instantiate the symbols that may have been introduced
7322 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7325 2009-07-30 DJ Delorie <dj@redhat.com>
7327 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7328 .vliw directive to VLIW sections.
7330 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7332 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7334 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7335 (AUTOHEADER): New variable.
7336 ($(srcdir)/cstamp-h.in): Use it.
7338 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7339 Pat Haugen <pthaugen@us.ibm.com>
7340 Revital Eres <ERES@il.ibm.com>
7342 * config/rs6000/vector.md (VEC_F): Add VSX support.
7346 (vector_load_<mode>): Ditto.
7347 (vector_store_<mode>): Ditto.
7348 (vector GPR move split): Ditto.
7349 (vec_reload_and_plus_<mptrsize>): Ditto.
7350 (vec_reload_and_reg_<mptrsize>): Ditto.
7351 (add<mode>3): Ditto.
7352 (sub<mode>3): Ditto.
7353 (mul<mode>3): Ditto.
7354 (neg<mode>2): Ditto.
7355 (abs<mode>2): Ditto.
7356 (smin<mode>3): Ditto.
7357 (smax<mode>3): Ditto.
7358 (vector_eq<mode>): Ditto.
7359 (vector_gt<mode>): Ditto.
7360 (vector_ge<mode>): Ditto.
7361 (vector_gtu<mode>): Ditto.
7362 (vector_select_<mode>_uns): Ditto.
7363 (vector_eq_<mode>_p): Ditto.
7364 (vector_gt_<mode>_p): Ditto.
7365 (vector_ge_<mode>_p): Ditto.
7366 (vector_gtu_<mode>_p): Ditto.
7367 (cr6_test_for_zero): Ditto.
7368 (cr6_test_for_zero_reverse): Ditto.
7369 (cr6_test_for_lt): Ditto.
7370 (cr6_test_for_lt_reverse): Ditto.
7371 (xor<mode>3): Ditto.
7372 (ior<mode>3): Ditto.
7373 (and<mode>3): Ditto.
7374 (one_cmpl<mode>2): Ditto.
7375 (nor<mode>2): Ditto.
7376 (andc<mode>2): Ditto.
7377 (float<VEC_int<mode>2): Ditto.
7378 (unsigned_float<VEC_int><mode>2): Ditto.
7379 (fix_trunc<mode><VEC_int>2): Ditto.
7380 (fixuns_trunc<mode><VEC_int>2): Ditto.
7382 (vec_set<mode>): Ditto.
7383 (vec_extract<mode>): Ditto.
7384 (vec_interleave_highv4sf): Ditto.
7385 (vec_interleave_lowv4sf): Ditto.
7386 (vec_realign_load_<mode>): Ditto.
7387 (vec_shl_<mode>): Ditto.
7388 (vec_shr_<mode>): Ditto.
7389 (div<mode>3): New patterns for VSX.
7390 (vec_interleave_highv2df): Ditto.
7391 (vec_interleave_lowv2df): Ditto.
7392 (vec_pack_trunc_v2df): Ditto.
7393 (vec_pack_sfix_trunc_v2df): Ditto.
7394 (vec_pack_ufix_trunc_v2df): Ditto.
7395 (vec_unpacks_hi_v4sf): Ditto.
7396 (vec_unpacks_lo_v4sf): Ditto.
7397 (vec_unpacks_float_hi_v4si): Ditto.
7398 (vec_unpacks_float_lo_v4si): Ditto.
7399 (vec_unpacku_float_hi_v4si): Ditto.
7400 (vec_unpacku_float_lo_v4si): Ditto.
7401 (movmisalign<mode>): Ditto.
7402 (vector_ceil<mode>2): New patterns for vectorizing math library.
7403 (vector_floor<mode>2): Ditto.
7404 (vector_btrunc<mode>2): Ditto.
7405 (vector_copysign<mode>3): Ditto.
7407 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7408 predicate for setting the high bit in each word, used for copysign.
7410 * config/rs6000/ppc-asm.h (f19): Whitespace.
7411 (f32-f63): Define if VSX.
7412 (v0-v31): Define if Altivec.
7413 (vs0-vs63): Define if VSX.
7415 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7417 * config/rs6000/power7.md: New file, provide tuning parameters for
7420 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7421 (rs6000_cpu_cpp_builtins): Ditto.
7422 (altivec_overloaded_builtins): Ditto.
7423 (altivec_resolve_overloaded_builtin): Ditto.
7425 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7426 debug switch to disable vectorizing simple math builtin
7429 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7430 Vectorize simple math builtin functions.
7431 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7432 hook to vectorize math builtins.
7433 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7434 (rs6000_builtin_conversion): Add VSX/power7 support.
7435 (rs6000_builtin_vec_perm): Ditto.
7436 (vsplits_constant): Add support for loading up a vector constant
7437 with just the high bit set in each part.
7438 (rs6000_expand_vector_init): Add VSX/power7 support.
7439 (rs6000_expand_vector_set): Ditto.
7440 (rs6000_expand_vector_extract): Ditto.
7441 (rs6000_emit_move): Ditto.
7442 (bdesc_3arg): Ditto.
7443 (bdesc_2arg): Ditto.
7444 (bdesc_1arg): Ditto.
7445 (rs6000_expand_ternop_builtin): Ditto.
7446 (altivec_expand_builtin): Ditto.
7447 (rs6000_expand_unop_builtin): Ditto.
7448 (rs6000_init_builtins): Ditto.
7449 (altivec_init_builtins): Ditto.
7450 (builtin_function_type): Ditto.
7451 (rs6000_common_init_builtins): Ditto.
7452 (rs6000_handle_altivec_attribute); Ditto.
7453 (rs6000_mangle_type): Ditto.
7454 (rs6000_vector_mode_supported_p): Ditto.
7455 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7458 * config/rs6000/vsx.md: New file for VSX support.
7460 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7461 identifing values with just the most significant bit set.
7462 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7463 vectorized builtins.
7465 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7466 (UNSPEC_VRFIM): Delete.
7467 (splitter for loading up vector with most significant bit): New
7468 splitter for vectorizing copysign.
7469 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7470 vectorizing simple math functions.
7471 (altivec_vrfip): Add support for vectorizing simple math functions.
7472 (altivec_vrfim): Ditto.
7473 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7475 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7476 (power7.md, vsx.md): Include for power7 support.
7477 (copysigndf3): Use VSX instructions if -mvsx.
7478 (negdf2_fpr): Ditto.
7479 (absdf2_fpr): Ditto.
7480 (nabsdf2_fpr): Ditto.
7481 (adddf3_fpr): Ditto.
7482 (subdf3_fpr): Ditto.
7483 (muldf3_fpr): Ditto.
7484 (divdf3_fpr): Ditto.
7485 (fix_truncdfdi2_fpr): Ditto.
7486 (cmpdf_internal1): Ditto.
7487 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7488 (btruncdf2, btruncdf2_fpr): Ditto.
7489 (ceildf2, ceildf2_fpr): Ditto.
7490 (floordf2, floordf2_fpr): Ditto.
7491 (floatdidf2, floatdidf2_fpr): Ditto.
7492 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7493 (fmsubdf4_fpr): Ditto.
7494 (fnmadddf4_fpr_1): Ditto.
7495 (fnmadddf4_fpr_2): Ditto.
7496 (fnmsubdf4_fpr_1): Ditto.
7497 (fnmsubdf4_fpr_2): Ditto.
7498 (fixuns_truncdfdi2): Add expander for VSX support.
7499 (fix_truncdfdi2): Ditto.
7500 (fix_truncdfsi2): Ditto.
7502 (btruncsf2): Whitespace.
7503 (movdf_hardfloat32): Add support for VSX registers.
7504 (movdf_softfloat32): Ditto.
7505 (movdf_hardfloat64): Ditto.
7506 (movdf_hardfloat64_mfpgpr): Ditto.
7507 (movdf_softfloat64): Ditto.
7508 (movti splitters): Add check for vector registers supporting
7509 TImode in the future.
7510 (bpermd): Add power7 bpermd instruction.
7512 * config/rs6000/altivec.h (vec_div): Define if VSX.
7516 (vec_nearbyint): Ditto.
7519 (all predicates): Use the generic builtin function, and not the V4SF
7520 specific function so that the predicates will work with VSX's V2DF.
7524 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7525 Document new VSX functions and types.
7527 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7530 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7531 "wa", and "j" constraints. Modify "v" to talk about Altivec
7532 instead of just vector.
7534 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7537 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7538 location for phi arguments.
7539 (rewrite_update_phi_arguments): Find locations for reaching defs.
7540 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7541 Add location to add_phi_arg calls.
7542 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7543 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7544 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7545 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7546 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7547 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7548 * tree-phinodes.c (make_phi_node): Initialize location.
7549 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7550 (add_phi_arg): Add location parameter.
7551 (remove_phi_arg_num): Move location when moving phi argument.
7552 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7554 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7555 slpeel_update_phi_nodes_for_guard1,
7556 slpeel_update_phi_nodes_for_guard2,
7557 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7558 vect_loop_versioning): Set locations.
7559 * tree-parloops.c (create_phi_for_local_result,
7560 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7561 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7562 * tree-vect-loop.c (get_initial_def_for_induction,
7563 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7565 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7566 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7567 (gimple_phi_arg_set_location): New. Set locus.
7568 (gimple_phi_arg_has_location): New. Check for locus.
7569 (redirect_edge_var_map_location): New. Return locus from var_map.
7570 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7571 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7572 combining PHI arguments.
7573 (cond_store_replacement): Set location.
7574 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7575 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7576 scop_add_exit_phis_edge): Add locations.
7577 * tree-cfgcleanup.c (remove_forwarder_block,
7578 remove_forwarder_block_with_phi): Add locations.
7579 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7580 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7582 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7583 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7584 flush_pending_stmts): Add source location.
7585 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7586 stack to preserve locations.
7587 * tree-vect-stmts.c (vectorizable_load): Add location.
7588 * tree-inline.c (copy_phis_for_bb): Copy locus.
7589 (setup_one_parameter): Add call locus to inlined parameter stmts.
7590 (initialize_inlined_parameters): Pass in call location as parameter
7592 (tree_function_versioning): Pass location to setup_one_parameter.
7593 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7594 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7595 copy and edge lists.
7596 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7597 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7598 locus parameter and override the stmt default if provided.
7599 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7600 elim_graph_add_edge, elim_graph_remove_succ_edge,
7601 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7602 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7603 eliminate_phi): Add locus info in elimination graph for each edge and
7605 (insert_backedge_copies): Copy locus if present.
7606 * tree-flow.h (struct _edge_var_map): Add locus field.
7607 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7608 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7609 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7611 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7613 2009-07-30 Martin Jambor <mjambor@suse.cz>
7615 PR tree-optimization/40570
7616 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7619 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7621 * ssa-loop-manip.c: Include langhooks.h.
7622 (rewrite_phi_with_iv): New.
7623 (rewrite_all_phi_nodes_with_iv): New.
7624 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7625 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7626 * tree-parloops.c (loop_parallel_p): Move out all conditions
7627 except dependency check.
7628 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7629 (gen_parallel_loop): Call canonicalize_loop_ivs without
7630 reduction_list argument.
7631 (build_new_reduction): New.
7632 (gather_scalar_reductions): New.
7633 (try_get_loop_niter): New.
7634 (try_create_reduction_list): New.
7635 (parallleize_loops): Change the parallel conditions check.
7636 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7637 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7639 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7641 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7643 * doc/options.texi (Option properties): Mention new quoting syntax.
7645 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7647 * config/alpha/alpha.c (alpha_start_function):
7648 Handle VMS_DEBUG_MAIN_POINTER
7649 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7650 * doc/invoke.texi: Document -mdebug-main switch.
7652 2009-07-29 Richard Henderson <rth@redhat.com>
7654 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7655 (cgraph_create_edge_including_clones): Likewise.
7656 * tree-inline.c (copy_bb): Operate on the correct edges
7657 when updating the callgraph.
7659 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7661 * config/alpha/vms-cc.c: Deleted.
7662 * config/alpha/vms-ld.c: Deleted.
7663 * config/alpha/t-vms64: Moved to config/vms
7664 * config/alpha/vms-crt0-64.c: Moved to config/vms
7665 * config/alpha/vms-crt0.c: Moved to config/vms
7666 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7667 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7668 * config/alpha/xm-vms.h: Moved to config/vms
7669 * config/alpha/x-vms: Moved to config/vms
7670 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7672 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7673 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7675 * config/vms/t-vms64: Moved here from config/alpha
7676 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7677 (argc,argv,envp): Enforce 32bit malloc'ing.
7678 * config/vms/vms-psxcrt0-64.c: Likewise.
7679 * config/vms/vms-crt0.c: Moved here from config/alpha.
7680 * config/vms/vms-psxcrt0.c: Likewise.
7681 * config/vms/vms-crtl-64.h: New file.
7682 * config/vms/vms-crtl.h: New file.
7683 * config/vms/vms.opt: New file.
7684 * config/vms/xm-vms64.h: New file.
7685 * config/vms/xm-vms.h: Moved here from config/alpha.
7686 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7688 * config/vms/x-vms: Moved here from config/alpha.
7689 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7690 (vms-ld.o, vms-cc.o): Removed.
7691 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7693 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7695 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7696 correct stack (obvious VMS fix).
7698 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7700 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7701 date, version info if VMS_DEBUGGING_INFO defined.
7702 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7703 size, date calculating code moved here.
7705 2009-07-29 Paul Brook <paul@codesourcery.com>
7707 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7710 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7713 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7714 to DImode when generating insq_le insn.
7716 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7718 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7719 New macro set for VMS_DEBUGGGING_INFO.
7720 (AT_string_form): Use it.
7722 2009-07-28 DJ Delorie <dj@redhat.com>
7724 * config/mep/mep.c (vtext_section): New.
7725 (vftext_section): New.
7726 (ftext_section): New.
7727 (mep_select_section): Add support for functions.
7728 (mep_unique_section): Likewise.
7729 (mep_asm_init_sections): Likewise.
7730 (mep_encode_section_info): Remove it from here.
7732 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7734 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7736 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7737 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7739 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7741 * dwarf2out.c (output_file_names): Test new macro
7742 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7743 (add_comp_dir_attribute): Likewise.
7745 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7747 * config/i386/mingw-w64.h (LINK_SPEC): Add
7748 separating space between commands.
7750 2009-07-28 Jan Hubicka <jh@suse.cz>
7752 PR tree-optimization/40759
7753 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7756 2009-07-27 DJ Delorie <dj@redhat.com>
7758 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7759 types are dword-aligned.
7760 (mep_expand_va_start): Likewise.
7762 2009-07-27 Olivier Hainque <hainque@adacore.com>
7763 Douglas B Rupp <rupp@gnat.com>
7765 * convert.c (convert_to_pointer): Don't assume the target
7766 pointer type is POINTER_SIZE long. Fetch its precision instead.
7768 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7770 * system.h (fopen): Undefine if macro.
7772 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7774 * dwarf2out.c (output_cfi_p): Removed.
7775 (output_cfis): New function.
7776 (output_fde): New function, split from output_call_frame_info.
7777 (output_call_frame_info): Use it.
7778 (dwarf2out_switch_text_section): Use output_cfis.
7780 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7782 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7783 TARGET_BI_ARCH is specified without enabling SJLJ.
7784 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7785 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7787 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7789 * arm.md (negdi2): Use DImode if forcing a value into a register.
7791 2009-07-26 Ira Rosen <irar@il.ibm.com>
7793 PR tree-optimization/40801
7794 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7795 of vector operand from the previous copy of vector statement.
7796 Pass the correct definition type value to
7797 vect_get_vec_def_for_stmt_copy().
7799 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7801 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7802 const char ** conversion.
7804 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7806 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7807 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7808 (gcc_unreachable): Invoke __builtin_unreachable() if
7809 !ENABLE_ASSERT_CHECKING.
7811 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7813 PR rtl-optimization/40445
7814 * emit-rtl.c (next_nonnote_insn_bb): New function.
7815 * rtl.h (next_nonnote_insn_bb): Declare new function.
7816 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7817 with no successors that is the successor of the ENTRY_BLOCK.
7818 Continue from the top after removing an empty fallthrough block.
7819 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7820 of next_nonnote_insn.
7822 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7824 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7826 2009-07-25 Martin Jambor <mjambor@suse.cz>
7828 * c-common.c (c_common_attribute_table): New element for noclone.
7829 (handle_noclone_attribute): New function. Forward-declare.
7830 * tree-inline.c (tree_versionable_function_p): Check for noclone
7832 * doc/extend.texi (Labels as Values): Document need for noclone.
7833 (Function Attributes): Document noclone attribute.
7835 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7837 PR rtl-optimization/34999
7838 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7839 and dw_fde_switched_cold_to_hot fields.
7840 (output_cfi_p): New function.
7841 (output_call_frame_info): If fde->dw_fde_switched_sections,
7842 output 2 FDEs instead of one with corrupted header.
7843 (dwarf2out_do_cfi_startproc): New function.
7844 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7845 and fde->dw_fde_switched_cold_to_hot.
7846 (dwarf2out_switch_text_section): Compute
7847 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7848 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7849 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7850 Otherwise, compute fde->dw_fde_switch_cfi.
7852 2009-07-24 Cary Coutant <ccoutant@google.com>
7854 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7856 2009-07-24 Cary Coutant <ccoutant@google.com>
7858 * cfghooks.c (split_block): Copy discriminator to new block.
7859 * tree-cfg.c (assign_discriminator): Check location of last
7860 instruction in block as well as first.
7862 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7864 * config/i386/linux.c: Use fputs or putc instead of fprintf
7866 * config/i386/gas.h: Ditto.
7867 * config/i386/x86-64.h: Ditto.
7868 * config/i386/att.h: Ditto.
7870 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7872 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7875 2009-07-24 Martin Jambor <mjambor@suse.cz>
7877 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7878 (ipa_push_func_to_list_1): Declare.
7879 (ipa_push_func_to_list): New function.
7881 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7882 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7883 (ipa_push_func_to_list): Removed.
7884 (ipa_pop_func_from_list): Clear node_enqueued flag.
7886 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7888 * config/s390/s390.c (override_options): Default
7889 max-unrolled-insns to 100 for z10 tuning.
7891 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7893 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7894 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7895 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7896 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7897 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7898 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7899 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7901 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7903 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7904 use default set in mingw32.h header.
7905 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7906 64-bit /mingw/include path.
7907 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7910 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7912 PR rtl-optimization/40209
7913 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7915 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7917 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7918 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7919 with the rest of string where appropriate. Use fputs or putc
7920 instead of fprintf where appropriate.
7922 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7923 Pat Haugen <pthaugen@us.ibm.com>
7924 Revital Eres <ERES@il.ibm.com>
7926 * config/rs6000/vector.md: New file. Move most of the vector
7927 expander support here from altivec.md to allow for the VSX vector
7928 unit in the future. Add support for secondary_reload patterns.
7929 Rewrite the patterns for vector comparison, and vector comparison
7930 predicate instructions so that the RTL expresses the desired
7931 behavior, instead of using unspec.
7933 * config/rs6000/constraints.md ("f" constraint): Use
7934 rs6000_constraints to hold the precalculated register class.
7935 ("d" constraint): Ditto.
7936 ("wd" constraint): New constraint for VSX.
7937 ("wf" constraint): Ditto.
7938 ("ws" constraint): Ditto.
7939 ("wa" constraint): Ditto.
7940 ("wZ" constraint): Ditto.
7941 ("j" constraint): Ditto.
7943 * config/rs6000/predicates.md (vsx_register_operand): New
7945 (vfloat_operand): New predicate for vector.md.
7946 (vint_operand): Ditto.
7947 (vlogical_operand): Ditto.
7948 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7949 (easy_vector_constant): Add VSX support.
7950 (altivec_indexed_or_indirect_operand): New predicate for
7951 recognizing Altivec style memory references with AND -16.
7953 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7954 for vector secondary reload support.
7955 (rs6000_vector_reg_class): Delete, replacing it with
7957 (rs6000_vsx_reg_class): Ditto.
7958 (rs6000_constraints): New array to hold the register classes of
7959 each of the register constraints that can vary at runtime.
7960 (builtin_mode_to_type): New static array for builtin function type
7962 (builtin_hash_table): New static hash table for builtin function
7964 (TARGET_SECONDARY_RELOAD): Define target hook.
7965 (TARGET_IRA_COVER_CLASSES): Ditto.
7966 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7967 registers are 128 bits if VSX memory reference instructions are used.
7968 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7970 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7971 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7972 Print several of the scheduling related parameters.
7973 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7974 rs6000_constraints instead of rs6000_vector_reg_class. Move
7975 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7976 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7977 Altivec. Add VSX support. Setup for secondary reload support on
7978 Altivec/VSX registers.
7979 (rs6000_override_options): Make power7 set the scheduling groups
7980 like the power5. Add support for new debug switches to override
7981 the scheduling defaults. Temporarily disable -mcpu=power7 from
7982 setting -mvsx. Add support for debug switches -malways-hint,
7983 -msched-groups, and -malign-branch-targets.
7984 (rs6000_buitlin_conversion): Add support for returning unsigned
7985 vector conversion functions to fix regressions due to stricter
7987 (rs6000_builtin_mul_widen_even): Ditto.
7988 (rs6000_builtin_mul_widen_odd): Ditto.
7989 (rs6000_builtin_vec_perm): Ditto.
7990 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7991 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7993 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7995 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7996 VSX types for bit operations. Changes to accomidate vector.md.
7997 (bdesc_2arg): Ditto.
7998 (bdesc_1arg): Ditto.
7999 (struct builtin_description_predicates): Rewrite predicate
8000 handling so that RTL describes the operation, instead of passing
8001 the instruction to be used as a string argument.
8002 (bdesc_altivec_preds): Ditto.
8003 (altivec_expand_predicate_builtin): Ditto.
8004 (altivec_expand_builtin): Ditto.
8005 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8006 statement for vsldoi support.
8007 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8008 (altivec_expand_st_builtin): Ditto.
8009 (paired_expand_builtin): Whitespace changes.
8010 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8011 builtin_mode_to_type table for secondary reload. Call
8012 builtin_function_type to build random builtin functions.
8013 (altivec_init_builtins): Change to use builtin_function_type to
8014 create builtin function types dynamically as we need them.
8015 (builtin_hash_function): New support for hashing the tree types
8016 for builtin function as we need it, rather than trying to build
8017 all of the trees that we need. Add initial preliminary VSX support.
8018 (builtin_function_type): Ditto.
8019 (builtin_function_eq): Ditto.
8020 (builtin_hash_struct): Ditto.
8021 (rs6000_init_builtins): Ditto.
8022 (rs6000_common_init_builtins): Ditto.
8023 (altivec_init_builtins): Ditto.
8024 (rs6000_common_init_builtins): Ditto.
8025 (enum reload_reg_type): New enum for simplifing reg classes.
8026 (rs6000_reload_register_type): Simplify register classes into GPR,
8027 Vector, and other registers. Altivec and VSX addresses in reload.
8028 (rs6000_secondary_reload_inner): Ditto.
8029 (rs6000_ira_cover_classes): New target hook, that returns the
8030 appropriate cover classes, based on -mvsx being used or not.
8031 (rs6000_secondary_reload_class): Add VSX support.
8032 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8033 (get_vsel_insn): Ditto.
8034 (rs6000_emit_vector_compare): Rewrite vector conditional support
8035 so that where we can, we use RTL operators, instead of blindly use
8037 (rs6000_emit_vector_select): Ditto.
8038 (rs6000_emit_vector_cond_expr): Ditto.
8039 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8040 (create_TOC_reference): Add -mdebug=addr support.
8041 (emit_frame_save): VSX loads/stores need register indexed addressing.
8043 * config/rs6000/rs6000.md: Include vector.md.
8045 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8047 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8048 support for V2DI, V2DF in logical, permute, select operations.
8050 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8051 switch for vsx/power7.
8052 (-mvsx-scalar-memory): Ditto.
8053 (-mvsx-align-128): Ditto.
8054 (-mallow-movmisalign): Ditto.
8055 (-mallow-df-permute): Ditto.
8056 (-msched-groups): Ditto.
8057 (-malways-hint): Ditto.
8058 (-malign-branch-targets): Ditto.
8060 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8062 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8063 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8064 (rs6000_vector_reg_class): Delete.
8065 (rs6000_vsx_reg_class): Ditto.
8066 (enum rs6000_reg_class_enum): New enum for the constraints that
8067 vary based on target switches.
8068 (rs6000_constraints): New array to hold the register class for all
8069 of the register constraints that vary based on the switches used.
8070 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8071 (enum rs6000_builtins): Add unsigned varients for the builtin
8072 declarations returned by target hooks for expanding multiplies,
8073 select, and permute operations. Add VSX builtins.
8074 (enum rs6000_builtin_type_index): Add entries for VSX.
8075 (V2DI_type_node): Ditto.
8076 (V2DF_type_node): Ditto.
8077 (unsigned_V2DI_type_node): Ditto.
8078 (bool_long_type_node): Ditto.
8079 (intDI_type_internal_node): Ditto.
8080 (uintDI_type_internal_node): Ditto.
8081 (double_type_internal_node): Ditto.
8083 * config/rs6000/altivec.md (whole file): Move all expanders to
8084 vector.md from altivec.md. Rename insn matching functions to be
8086 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8087 (altivec_vcmp*): Ditto.
8088 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8089 (VM): New iterator for moves that includes the VSX types.
8090 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8091 (altivec_vperm_<mode>_uns): New, for unsigned types.
8092 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8093 (altivec_eq<mode>): Ditto.
8094 (altivec_gt<mode>): Ditto.
8095 (altivec_gtu<mode>): Ditto.
8096 (altivec_eqv4sf): Ditto.
8097 (altivec_gev4sf): Ditto.
8098 (altivec_gtv4sf): Ditto.
8099 (altivec_vcmpbfp_p): Ditto.
8101 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8103 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8106 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8109 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8110 ASM_SHORT instead of .word.
8111 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8112 instead of .word in asm template.
8114 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8117 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8118 (process_bb_node_lives): Use it.
8120 * ira.c (setup_cover_and_important_classes): Don't setup
8121 ira_important_class_nums. Add cover classes to the end of
8123 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8125 (find_reg_class_closure): Use reorder_important_classes.
8127 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8129 * config/i386/i386.c (i386_ira_cover_classes): New function.
8130 (TARGET_IRA_COVER_CLASSES): Redefine.
8132 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8133 importance of order of cover classes in the array.
8135 2009-07-22 Diego Novillo <dnovillo@google.com>
8137 * tree-pass.h (TDF_EH): Define.
8138 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8139 contains TDF_EH, print the EH region number holding GS.
8140 * tree-dump.c (dump_options): Add "eh".
8141 * doc/invoke.texi: Document it.
8143 2009-07-22 Doug Kwan <dougkwan@google.com>
8145 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
8147 2009-07-22 Michael Matz <matz@suse.de>
8149 PR tree-optimization/35229
8150 PR tree-optimization/39300
8152 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
8153 (inhibit_phi_insertion): New function.
8154 (insert_into_preds_of_block): Call it for REFERENCEs.
8155 (init_pre): Initialize and finalize scalar evolutions.
8156 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
8158 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
8160 * config/i386/predicates.md (zero_extended_scalar_load_operand):
8161 Use CONST_VECTOR_NUNITS to determine number of elements.
8163 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8165 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
8166 (U, W): Constraints are now deprecated and will be removed if we
8168 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
8170 ("prefetch"): Add the stcmh instruction for prefetching.
8171 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8173 (s390_short_displacement): Return always true if compiling for
8174 machines not providing the long displacement facility.
8175 (s390_mem_constraint): Support the new constraint letter Z.
8176 (s390_check_qrst_address): New function.
8178 2009-07-21 DJ Delorie <dj@redhat.com>
8180 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8183 2009-07-21 Jason Merrill <jason@redhat.com>
8185 * c-common.c (max_tinst_depth): Increase default to 1024.
8187 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8189 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8190 (vec_unpacku_float_lo_v4si): Ditto.
8192 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8195 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
8196 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
8197 (builtin_description): Add __builtin_ia32_cvtudq2ps.
8198 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
8200 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8202 PR tree-optimization/40813
8203 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8206 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8208 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8209 with a NOP_EXPR if needed.
8211 2009-07-21 Paul Brook <paul@codesourcery.com>
8213 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8214 Terminate debug dump with newline.
8216 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8218 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8219 Cast "1" to unsigned HOST_WIDE_INT.
8220 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8221 deposit length to the maximum length - lsb. Extend length if
8222 HOST_BITS_PER_WIDE_INT is 32.
8224 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8226 * cgraph.h (constant_pool_htab): New function.
8227 (constant_descriptor_tree): Move from varasm.c.
8228 * varasm.c (constant_pool_htab): New function.
8229 (constant_descriptor_tree): Move to cgraph.h.
8231 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8233 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8235 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8237 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8240 2009-07-20 Xinliang David Li <davidxl@google.com>
8242 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8244 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8246 * config/mips/mips.md (move_type): Add arith.
8247 (type): Handle arith.
8248 (zero_extendsidi2): Rename this into ...
8249 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8250 (zero_extendsidi2): New expander.
8251 (*zero_extendsidi2_dext): New pattern.
8253 2009-07-20 Nick Clifton <nickc@redhat.com>
8255 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8256 to set MIPS_ABI_DEFAULT.
8257 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8259 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8261 * tree-object-size.c (addr_object_size): Handle unions with
8262 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8264 PR tree-optimization/40792
8265 * tree.c (build_function_type_skip_args): Remove bogus assert.
8267 2009-07-20 Jan Hubicka <jh@suse.cz>
8268 Martin Jambor <mjambor@suse.cz>
8270 * cgraph.h (combined_args_to_skip): New field.
8271 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8272 combined_args_to_skip and args_to_skip.
8273 * tree-inline.c (update_clone_info): New function.
8274 (tree_function_versioning): Call update_clone_info.
8275 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8277 (cgraph_materialize_all_clones): More extensive dumping, working
8278 with combined_args_to_skip rather than args_to_skip.
8280 2009-07-20 Ira Rosen <irar@il.ibm.com>
8282 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8283 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8284 (get_initial_def_for_reduction): Likewise.
8285 (vectorizable_reduction): Skip the check of first operand in case
8286 of COND_EXPR. Add check that it is outer loop vectorization if
8287 nested cycle was detected. Call vectorizable_condition() for
8288 COND_EXPR. If reduction epilogue cannot be created do not fail for
8289 nested cycles (if it is not double reduction). Assert that there
8290 is only one type in the loop in case of COND_EXPR. Call
8291 vectorizable_condition() to vectorize COND_EXPR.
8292 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8293 Add parameters. Allow nested cycles if called from
8294 vectorizable_reduction(). Use reduction vector variable if provided.
8295 (vect_analyze_stmt): Call vectorizable_reduction() before
8296 vectorizable_condition().
8297 (vect_transform_stmt): Update call to vectorizable_condition().
8299 2009-07-20 Christian Bruel <christian.bruel@st.com>
8301 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8302 * doc/invoke.texi (-mfmovd): Likewise.
8303 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8305 2009-07-20 Jan Hubicka <jh@suse.cz>
8307 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8308 when handling SSA name.
8310 2009-07-19 Jan Hubicka <jh@suse.cz>
8312 PR tree-optimization/40676
8313 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8314 virtual PHIs in empty BBs.
8316 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8318 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8319 re-expanded the compound use gen_lowpart instead to convert to the
8322 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8324 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8325 OUTER_CONST arguments.
8326 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8327 the new wider mode will be masked off.
8328 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8330 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8332 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8333 high-order bits are zero.
8335 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8337 * combine.c (simplify_shift_const_1): Split code to determine
8339 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8340 new bits shifted in are identical to the old sign bit.
8342 2009-07-18 Richard Guenther <rguenther@suse.de>
8345 * gimplify.c (gimplify_call_expr): Reject code using results from
8346 functions returning void.
8348 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8350 * doc/md.texi: Document the new PowerPC "es" constraint.
8351 Document that "m" can include automodified addresses on this target,
8352 and explain how %U must be used. Extend the "Q" and "Z" documentation
8353 to suggest "es" as well as "m".
8354 * config/rs6000/constraints.md (es): New memory constraint.
8355 (Q, Z): Update strings to match new documentation.
8357 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8359 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8360 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8361 * config/rs6000/predicates.md (volatile_mem_operand): Use
8362 offsettable_nonstrict_memref_p.
8363 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8364 (*floatunssidf2_internal): Likewise.
8365 (*fix_truncdfsi2_internal): Likewise.
8366 (*fix_trunctfsi2_internal): Likewise.
8368 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8370 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8372 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8374 2009-07-17 Richard Guenther <rguenther@suse.de>
8377 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8378 (pass_warn_unused_result): Likewise.
8379 (TODO_set_props): Remove.
8380 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8382 (pass_diagnose_omp_blocks): Define.
8383 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8384 (c_gimple_diagnostics_recursively): Remove.
8385 (finish_function): Do not call it.
8386 (c_write_global_declarations): Continue after errors.
8387 Finalize the CU here.
8388 * c-gimplify.c (c_genericize): Do not gimplify here.
8389 * c-common.c (c_warn_unused_result): Move ...
8390 * tree-cfg.c (do_warn_unused_result): ... here.
8391 (run_warn_unused_result): New function.
8392 (gate_warn_unused_result): New function.
8393 (pass_warn_unused_result): New pass.
8394 * c-common.h (c_warn_unused_result): Remove.
8395 * flags.h (flag_warn_unused_result): Declare.
8396 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8397 * opts.c (flag_warn_unused_result): Initialize to false.
8398 * toplev.c (compile_file): Add comment.
8399 * omp-low.c (create_omp_child_function): Do not register
8400 the function with the frontend.
8401 (diagnose_omp_structured_block_errors): Prepare to be
8402 called as optimization pass.
8403 (gate_diagnose_omp_blocks): New function.
8404 (pass_diagnose_omp_blocks): New pass.
8405 * cgraph.h (cgraph_optimize): Remove.
8406 (cgraph_analyze_function): Likewise.
8407 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8408 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8409 before their parents here.
8410 (cgraph_finalize_function): Not here.
8411 (cgraph_analyze_function): Gimplify functions here.
8412 (cgraph_finalize_compilation_unit): Continue after errors.
8413 Optimize the callgraph from here.
8414 (cgraph_optimize): Make static.
8415 * langhooks.c (write_global_declarations): Finalize the CU.
8416 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8417 (gimplify_function_tree): Assert we gimplify only once.
8418 Set PROP_gimple_any property.
8419 * tree-nested.c (gimplify_all_functions): New function.
8420 (lower_nested_functions): Gimplify all nested functions.
8421 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8422 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8423 and pass_diagnose_omp_blocks after gimplification. Do not
8424 set TODO_set_props on all_lowering_passes.
8425 (execute_one_pass): Do not handle TODO_set_props.
8426 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8427 (gimplify.o): Add tree-pass.h dependency.
8428 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8429 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8430 (unsave_r): Likewise.
8431 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8434 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8436 * doc/service.texi (Service): Restore previously removed link,
8437 which isn't broken after all.
8439 2009-07-17 Richard Guenther <rguenther@suse.de>
8441 PR tree-optimization/40321
8442 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8443 PHI nodes to the maximal set.
8444 (make_values_for_phi): Add PHI arguments to the maximal set.
8445 (execute_pre): Dump PHI_GEN and the maximal set.
8447 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8450 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8453 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8455 * doc/extend.texi (Nested Functions): Replace broken link with
8457 * doc/service.texi (Service): Remove broken link.
8459 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8462 * builtins.c (expand_builtin_memcmp): Use loc instead of
8463 EXPR_LOCATION (exp).
8464 (expand_builtin_strncmp): Likewise.
8466 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8467 Manuel López-Ibáñez <manu@gcc.gnu.org>
8470 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8471 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8472 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8473 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8474 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8475 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8476 tree-inline.c, c-common.c, c-common.h, gimple.c,
8477 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8478 convert.c: Add location argument to fold_{unary,binary,ternary},
8479 fold_build[123], build_call_expr, build_size_arg,
8480 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8481 fold_build1_initializer, fold_build2_initializer,
8482 fold_build3_initializer, fold_build_call_array,
8483 fold_build_call_array_initializer, fold_single_bit_test,
8484 omit_one_operand, omit_two_operands, invert_truthvalue,
8485 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8486 combine_comparisons, fold_builtin_*, fold_call_expr,
8487 build_range_check, maybe_fold_offset_to_address, round_up,
8490 2009-07-16 Jason Merrill <jason@redhat.com>
8493 * c-common.c (c_common_reswords): Add __is_standard_layout
8495 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8496 * doc/implement-cxx.texi: New.
8497 * doc/gcc.texi: Include it.
8499 2009-07-16 DJ Delorie <dj@redhat.com>
8501 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8502 compares that may be indirectly affected by previous instructions.
8504 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8506 * builtins.c (do_mpc_arg2): New.
8507 (fold_builtin_2): Fold builtin cpow.
8508 * real.h (HAVE_mpc_pow): New.
8510 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8512 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8513 comparison to skip unprofitable schedule
8515 2009-07-16 Simon Baldwin <simonb@google.com>
8517 * gcc.c (option_map): New flag -no-canonical-prefixes.
8518 * (display_help): Print help text for new flag.
8519 * (process_command): Move options translation and language specifics
8520 and handle new flag early. Use it to set a function pointer to a
8521 prefix builder. Replace make_relative_prefix calls with calls to
8522 the function pointed to. Ignore new flag in regular options handling.
8523 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8525 2009-07-15 DJ Delorie <dj@redhat.com>
8527 * config/mep/mep.md (sibcall_internal): Change register to avoid
8529 (sibcall_value_internal): Likewise.
8531 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8533 PR rtl-optimization/40710
8534 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8536 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8538 * config/mips/mips.md (*extenddi_truncate<mode>,
8539 *extendsi_truncate<mode>): Change type attribute to move_type
8540 with shift_shift. Split out code handling exts from here ...
8541 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8543 (*extendhi_truncateqi): Change type attribute to move_type with
8544 shift_shift. Split out code handling exts from here ...
8545 (*extendhi_truncateqi_exts): ... to this new pattern.
8547 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8549 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8550 instead of "and" with inverted sign bit mask value. Use
8551 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8552 Allocate registers only for operand 4 and operand 5.
8554 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8557 * fold-const.c (fold_cond_expr_with_comparison): When folding
8558 < and <= to MIN, make sure the MIN uses the same type as the
8559 comparison's operands.
8561 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8563 * arm.md (ior_xor): New code iterator.
8564 (split for ior/xor with shift and zero-extend): New split pattern.
8565 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8567 2009-07-15 Richard Guenther <rguenther@suse.de>
8569 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8572 2009-07-15 Richard Guenther <rguenther@suse.de>
8575 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8577 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8579 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8580 handle 2.6.30 kernel.
8582 2009-07-15 DJ Delorie <dj@redhat.com>
8584 * config/mep/mep.md (sibcall_internal): Change register to allow
8585 for 24-bit addresses.
8586 (sibcall_value_internal): Likewise.
8588 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8590 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8591 that are enabled/disabled by the flags introduced by a previous patch.
8593 2009-07-14 DJ Delorie <dj@redhat.com>
8595 * config/mep/mep.md (sibcall_internal): Include non-toggling
8597 (sibcall_value_internal): Likewise.
8599 2009-07-14 Taras Glek <tglek@mozilla.com>
8600 Rafael Espindola <espindola@google.com>
8602 * doc/sourcebuild.texi: Document install-plugin target.
8603 * configure.ac: Added install-plugin target to language makefiles.
8604 * configure: Regenerate.
8605 * Makefile.in: (install-plugin): Install more headers,
8606 depend on lang.install-plugin.
8608 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8610 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8613 2009-07-14 DJ Delorie <dj@redhat.com>
8615 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8616 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8617 * config/mep/mep.md (sibcall_internal): Change test from
8618 mep_vliw_mode_match to mep_vliw_jmp_match.
8619 (sibcall_value_internal): Likewise.
8621 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8623 * config/i386/sse.md (copysign<mode>3): New expander.
8624 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8625 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8626 Use ix86_build_const_vector.
8627 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8628 IX86_BUILTIN_CPYSGNPD.
8629 (builtin_description): Add __builtin_ia32_copysignps and
8630 __builtin_ia32_copysignpd.
8631 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8632 and BUILT_IN_COPYSIGNF.
8634 2009-07-13 Jason Merrill <jason@redhat.com>
8636 * builtins.c (can_trust_pointer_alignment): New fn.
8637 (get_pointer_alignment): Factor it out from here.
8638 * tree.h: Declare it.
8640 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8642 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8645 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8649 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8651 2009-07-14 Richard Guenther <rguenther@suse.de>
8652 Andrey Belevantsev <abel@ispras.ru>
8655 * cfgexpand.c (partition_stack_vars): Do not bother to update
8656 alias information when not optimizing.
8658 2009-07-14 Richard Guenther <rguenther@suse.de>
8659 Andrey Belevantsev <abel@ispras.ru>
8661 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8662 (pt_solution_set): Likewise.
8663 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8664 * tree-ssa-structalias.c (pt_solution_set): New function.
8665 * final.c (rest_of_clean_state): Free SSA data structures.
8666 * print-rtl.c (print_decl_name): Remove.
8667 (print_mem_expr): Implement in terms of print_generic_expr.
8668 * alias.c (ao_ref_from_mem): New function.
8669 (rtx_refs_may_alias_p): Likewise.
8670 (true_dependence): Query alias-export info.
8671 (canon_true_dependence): Likewise.
8672 (write_dependence_p): Likewise.
8673 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8675 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8676 (mem_expr_equal_p): Use operand_equal_p.
8677 (set_mem_attributes_minus_bitpos): Do not use
8678 component_ref_for_mem_expr.
8679 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8680 (update_alias_info_with_stack_vars): Likewise.
8681 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8682 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8683 explicitly nor clear stmt operands.
8684 Free the decl-to-pointer map.
8685 * tree-optimize.c (execute_free_datastructures): Do not free
8686 SSA data structures here.
8687 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8688 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8689 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8691 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8693 2009-07-13 DJ Delorie <dj@redhat.com>
8695 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8696 unrolling at the right iteration count.
8698 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8701 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8703 * haifa-sched.c (rank_for_schedule): Introduced flags to
8704 enable/disable individual scheduling heuristics.
8705 * common.opt: Introduced flags to enable/disable individual
8706 heuristics in the scheduler.
8707 * doc/invoke.texi: Introduced flags to enable/disable individual
8708 heuristics in the scheduler.
8710 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8712 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8713 config/i386/mingw-tls.c.
8714 * config/i386/mingw-tls.c: Removed.
8716 2009-07-13 Ira Rosen <irar@il.ibm.com>
8718 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8719 checks access only relevant statements.
8720 (vectorizable_reduction): Likewise.
8722 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8724 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8725 just for 32-bit case.
8727 2009-07-12 Jan Hubicka <jh@suse.cz>
8729 PR tree-optimization/40585
8730 * except.c (expand_resx_expr): When there already is resume
8731 instruction, produce linked list.
8732 (build_post_landing_pads): Assert that resume is empty.
8733 (connect_post_landing_pads): Handle resume lists.
8734 (dump_eh_tree): Dump resume list.
8736 2009-07-12 Ira Rosen <irar@il.ibm.com>
8738 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8739 with additional argument.
8740 * tree-vectorizer.h (enum vect_def_type): Add
8741 vect_double_reduction_def.
8742 (vect_is_simple_reduction): Add argument.
8743 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8745 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8746 vect_is_simple_reduction with additional argument.
8747 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8749 (reduction_code_for_scalar_code): Handle additional codes by
8750 returning ERROR_MARK for them. Fix comment and indentation.
8751 (vect_is_simple_reduction): Fix comment, add argument to specify
8752 double reduction. Detect double reduction.
8753 (get_initial_def_for_induction): Fix indentation.
8754 (get_initial_def_for_reduction): Fix comment and indentation.
8755 Handle double reduction. Create initial definitions that do not
8756 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8757 (vect_create_epilog_for_reduction): Fix comment, add argument to
8758 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8759 epilogue result extraction. Create double reduction phi node and
8760 replace relevant uses.
8761 (vectorizable_reduction): Call vect_is_simple_reduction with
8762 additional argument. Fix indentation. Update epilogue code treatment
8763 according to the changes in reduction_code_for_scalar_code. Check
8764 for double reduction. Call vect_create_epilog_for_reduction with
8765 additional argument.
8766 * tree-vect-stmts.c (process_use): Handle double reduction, update
8768 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8769 (vect_get_vec_def_for_operand): Likewise.
8771 2009-07-12 Danny Smith <dansmister@gmail.com>
8773 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8774 dllexport if !TREE_PUBLIC.
8775 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8777 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8779 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8780 (avr_extra_arch_macro) Remove declatation.
8781 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8782 (avr_extra_arch_macro) Declare as static.
8783 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8785 2009-07-11 Jan Hubicka <jh@suse.cz>
8788 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8790 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8793 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8794 cold_in_std_section bits.
8795 (dwarf2out_begin_prologue): Initialize them.
8796 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8797 if already covered by text_section or cold_text_section range.
8799 PR rtl-optimization/40667
8800 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8801 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8802 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8803 * config/i386/i386.c (ix86_minimum_alignment): New function.
8804 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8805 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8806 * emit-rtl.c (gen_reg_rtx): Likewise.
8807 * function.c (assign_parms): Likewise. If nominal_type needs
8808 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8809 rather than passed_type's alignment.
8812 * function.c (assign_parm_setup_stack): Adjust
8813 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8814 from nominal_mode on big endian.
8816 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8818 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8820 2009-07-10 DJ Delorie <dj@redhat.com>
8822 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8824 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8826 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8828 (thumb2_cbnz): Likewise.
8830 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8833 * config.gcc (supported_defaults): Add synci.
8834 (with_synci): Add validation.
8835 (all_defaults): Add synci.
8836 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8839 * config/mips/mips.opt (msynci): New option.
8840 * config/mips/mips.c (mips_override_options): Warn on use of
8841 -msynci for targets that do now support it.
8842 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8844 * gcc/doc/invoke.texi (-msynci): Document the new option.
8845 * doc/install.texi (--with-synci): Document the new option.
8847 2009-07-10 Richard Guenther <rguenther@suse.de>
8849 PR tree-optimization/40496
8850 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8851 the PHI result with a compatible type.
8853 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8857 * c.opt (Wunused-result): New.
8858 * doc/invoke.texi: Document it.
8859 * c-common.c (c_warn_unused_result): Use it.
8861 2009-07-09 DJ Delorie <dj@redhat.com>
8863 * targhooks.c (default_target_can_inline_p): Rename from
8864 default_target_option_can_inline_p.
8865 * targhooks.h (default_target_can_inline_p): Likewise.
8866 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8867 TARGET_OPTION_CAN_INLINE_P.
8868 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8869 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8870 (mep_target_can_inline_p): Rename from
8871 mep_target_option_can_inline_p.
8874 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8875 registers used to pass vectors.
8877 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8879 2009-07-09 Tom Tromey <tromey@redhat.com>
8881 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8882 * config/mmix/mmix.c: Include dwarf2.h.
8883 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8884 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8885 * config/sh/sh.c: Include dwarf2.h.
8886 * config/i386/i386.c: Include dwarf2.h.
8887 * Makefile.in (DWARF2_H): Remove 'elf'.
8888 * except.c: Include dwarf2.h.
8889 * unwind-dw2.c: Include dwarf2.h.
8890 * dwarf2out.c: Include dwarf2.h.
8891 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8892 * unwind-dw2-fde.c: Include dwarf2.h.
8893 * dwarf2asm.c: Include dwarf2.h.
8895 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8897 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8898 (max_issue): Use it.
8899 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8901 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8902 (region_sched_info): Update.
8903 * sched-ebb.c (ebb_sched_info): Update.
8904 * modulo-sched.c (sms_sched_info): Update.
8905 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8907 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8909 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8911 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8913 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8915 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8918 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8919 arg1 with arg01 if arg1 is already INTEGER_CST.
8921 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8923 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8924 Transform (and (truncate)) into (truncate (and)).
8926 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8928 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8929 creating LHS paradoxical subregs. Fix surrounding returns to
8930 use NULL_RTX rather than 0.
8932 2009-07-08 DJ Delorie <dj@redhat.com>
8934 * config/mep/mep.c: (mep_option_can_inline_p): New.
8935 (TARGET_OPTION_CAN_INLINE_P): Define.
8937 2009-07-08 Mark Wielaard <mjw@redhat.com>
8940 * dwarf2out.c (add_data_member_location_attribute): When we have
8941 only a constant offset don't emit a new location description using
8942 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8945 2009-07-08 Richard Henderson <rth@redhat.com>
8948 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8949 (enum reg_class): Add CLOBBERED_REGS.
8950 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8951 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8952 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8953 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8954 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8955 force 64-bit sibcalls into R11.
8956 * config/i386/constraints.md (U): New constraint.
8957 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8958 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8959 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8961 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8963 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8965 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8966 * ebitmap.h (dump_ebitmap): Ditto.
8967 * optabs.h (optab_libfunc): Ditto.
8968 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8969 * tree-flow.h (vect_can_force_dr_alignment_p,
8970 get_vectype_for_scalar_type): Ditto.
8971 (vectorize_loops): Move prototype to ...
8972 * tree-vectorizer.h: ... here. Also, adjust comment.
8973 (vect_set_verbosity_level): Remove duplicate prototype.
8974 * tree-ssa-loop.c: Include tree-vectorizer.h.
8975 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8977 2009-07-08 Nick Clifton <nickc@redhat.com>
8979 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8982 2009-07-08 DJ Delorie <dj@redhat.com>
8984 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8985 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8986 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8988 * config/mep/intrinsics.md: Regenerated.
8989 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8990 registers when asm() or calls are detected.
8992 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8995 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8997 * gimple (gimple_build_call_from_tree): Likewise.
8998 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8999 no_warning flag before warning.
9001 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9003 * tree.c (set_expr_locus): Remove.
9004 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9005 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9007 * gimplify.c (internal_get_tmp_var): Likewise.
9008 (gimplify_call_expr): Likewise.
9009 (gimplify_one_sizepos): Likewise.
9011 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9014 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9015 to variables for debugging purposes.
9017 2009-06-23 Mark Loeser <mark@halcy0n.com>
9020 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9022 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9024 * pretty-print.c (pp_base_format): Remove %J.
9025 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9026 gcc_cxxdiag_char_table): Likewise.
9027 (init_dynamic_diag_info): Likewise.
9029 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9031 * pretty-print.c (pp_base_format): Remove %H.
9032 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9033 gcc_cxxdiag_char_table): Likewise.
9034 (init_dynamic_diag_info): Likewise.
9035 * config/mep/mep.c (mep_select_section): Likewise.
9037 2009-07-07 Duncan Sands <baldrick@free.fr>
9039 * final.c (pass_clean_state): Give the pass a name.
9040 * passes.c (pass_rest_of_compilation): Likewise.
9041 * tree-optimize.c (pass_all_optimizations): Likewise.
9043 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9045 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9046 an extra 'decl' for error_at.
9048 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9051 * tree-tailcall.c (adjust_return_value_with_ops,
9052 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9053 if it has complex or vector type.
9055 2009-07-07 Olivier Hainque <hainque@adacore.com>
9057 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9060 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9062 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9064 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9066 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9067 * c-decl.c: Likewise.
9068 * function.c: Likewise.
9069 * varasm.c: Likewise.
9070 * tree-ssa.c: Likewise.
9071 * c-common.c: Likewise.
9072 * tree-cfg.c: Likewise.
9073 * config/spu/spu.c: Likewise.
9074 * config/ia64/ia64.c: Likewise.
9075 * config/v850/v850.c: Likewise.
9077 2009-07-06 DJ Delorie <dj@redhat.com>
9079 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9080 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9081 unspecified accesses to control registers.
9082 * config/mep/intrinsics.md: Regenerate.
9083 * config/mep/intrinsics.h: Regenerate.
9084 * config/mep/mep-intrin.h: Regenerate.
9086 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9088 * c-lex.c: Replace %H by an explicit location. Update all calls.
9089 * c-common.c: Likewise.
9090 * c-decl.c: Likewise.
9091 * c-typeck.c: Likewise.
9092 * fold-const.c: Likewise.
9093 * gimplify.c: Likewise.
9095 * tree-cfg.c: Likewise.
9096 * tree-ssa-loop-niter.c: Likewise.
9097 * tree-vrp.c: Likewise.
9098 * value-prof.c: Likewise.
9100 2009-07-06 Diego Novillo <dnovillo@google.com>
9102 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9103 if it has one. Handle cases where VAR does not have an
9104 annotation or cfun is NULL.
9106 2009-07-06 Diego Novillo <dnovillo@google.com>
9108 * tree.c: Include debug.h.
9109 (initialize_tree_contains_struct): New.
9110 (init_ttree): Call it.
9111 (tree_node_structure_for_code): Factor out of ...
9112 (tree_node_structure): ... here.
9113 * treestruct.def (TS_PHI_NODE): Remove.
9114 (TS_GIMPLE_STATEMENT): Remove.
9116 2009-07-06 Diego Novillo <dnovillo@google.com>
9118 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9119 (debug_tree_chain): Handle cycles.
9121 2009-07-06 Nick Clifton <nickc@redhat.com>
9122 DJ Delorie <dj@redhat.com>
9124 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9125 __FMOVD_ENABLED__ is defined.
9127 (TARGET_FMOVD): Provide a default definition.
9128 (MASK_FMOVD): Likewise.
9129 (TARGET_CPU_CPP_BUILTINS): Define
9130 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9131 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9132 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9133 (split for DF load from memory into register): Also handle
9134 MEMs which consist of REG+DISP addressing.
9135 (split for DF store from register to memory): Likewise.
9136 (movsf_ie): Always use single fp_mode.
9137 * config/sh/sh.c (sh_override_options): Do not automatically
9138 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9139 that to the -mfmovd command line switch.
9140 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9141 (fldi_ok): Always allow.
9142 * config/sh/sh.opt (mfmovd): Remove this switch.
9143 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9145 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9146 Kaz Kojima <kkojima@gcc.gnu.org>
9148 PR rtl-optimization/30807
9149 * postreload.c (reload_combine): For every new use of REG_SUM,
9150 record the use of BASE.
9152 2009-07-06 Jan Hubicka <jh@suse.cz>
9154 * params.def: Revert my accidental commit at 2009-06-30.
9156 2009-07-04 Ian Lance Taylor <iant@google.com>
9159 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
9161 (mingw_format_attribute_overrides): Likewise.
9163 2009-07-04 Jakub Jelinek <jakub@redhat.com>
9166 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
9167 don't check cfa.reg. Instead of cfa.indirect use
9168 fde && fde->drap_reg != INVALID_REGNUM test.
9170 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9172 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9174 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9177 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9179 2009-07-03 Richard Guenther <rguenther@suse.de>
9181 PR tree-optimization/40640
9182 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9185 2009-07-03 Jan Hubicka <jh@suse.cz>
9187 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
9188 for size, reduce amount of inlining.
9190 2009-07-03 Richard Guenther <rguenther@suse.de>
9193 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
9194 if t +- x is known to not overflow and the conversion widens the
9196 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
9198 2009-07-03 Jan Hubicka <jh@suse.cz>
9200 * ipa-pure-const.c (analyze): Update loop optimizer init.
9201 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9202 try_remove_empty_loop, remove_empty_loops): Remove.
9203 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9204 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9205 to mark regular loops as neccesary.
9206 (degenerate_phi_p): New function.
9207 (propagate_necessity, remove_dead_phis): Use it.
9208 (forward_edge_to_pdom): Likewise.
9209 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9210 virtual PHI nodes that became unreachable.
9211 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9212 * tree-flow.h (remove_empty_loops): Remove.
9213 * passes.c (init_optimization_passes): Remove.
9215 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9217 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9218 can_create_pseudo_p.
9219 (*fix_trunc<mode>_i387_1): Ditto.
9220 (*floathi<mode>2_1): Ditto.
9221 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9222 (*fistdi2_1): Ditto.
9223 (*fist<mode>2_1): Ditto.
9224 (frndintxf2_floor): Ditto.
9225 (*fist<mode>2_floor_1): Ditto.
9226 (frndintxf2_ceil): Ditto.
9227 (*fist<mode>2_ceil_1): Ditto.
9228 (frndintxf2_trunc): Ditto.
9229 (frndintxf2_mask_pm): Ditto.
9230 (fxam<mode>2_i387_with_temp): Ditto.
9231 * config/i386/sse.md (mulv16qi3): Ditto.
9232 (*sse2_mulv4si3): Ditto.
9234 (sse4_2_pcmpestr): Ditto.
9235 (sse4_2_pcmpistr): Ditto.
9237 2009-07-03 Jan Hubicka <jh@suse.cz>
9239 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9240 (mark_stmt_necessary): Set it.
9241 (mark_operand_necessary): Set it.
9242 (mark_control_dependent_edges_necessary): Set it.
9243 (mark_virtual_phi_result_for_renaming): New function.
9244 (get_live_post_dom): New function.
9245 (forward_edge_to_pdom): New function.
9246 (remove_dead_stmt): Fix handling of control dependences.
9247 (tree_dce_init): Init new bitmap.
9248 (tree_dce_done): Free it.
9250 2009-07-02 Richard Guenther <rguenther@suse.de>
9253 * tree-ssa-structalias.c (new_var_info): Initialize
9256 2009-07-02 Jan Hubicka <jh@suse.cz>
9258 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9261 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9263 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9264 instead of recomputing it. Adjust calls.
9265 (emit_store_flag): Adjust recursive calls.
9267 2009-07-02 Richard Guenther <rguenther@suse.de>
9269 * tree-ssa-live.c (remove_unused_locals): Do not remove
9271 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9272 of DECL_EXTERNAL for HEAP variables.
9273 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9274 HEAP variables. Do not adjust RESTRICT vars.
9275 (find_what_var_points_to): Nobody cares if something
9278 2009-07-02 Ben Elliston <bje@au.ibm.com>
9280 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9281 pc_low and pc_high declarations to the top of the function.
9283 2009-07-01 DJ Delorie <dj@redhat.com>
9285 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9287 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9288 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9289 unspecified accesses to control registers.
9290 * config/mep/intrinsics.md: Regenerate.
9291 * config/mep/intrinsics.h: Regenerate.
9292 * config/mep/mep-intrin.h: Regenerate.
9294 2009-07-01 Anthony Green <green@moxielogic.com>
9296 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9297 instruction when possible.
9298 (moxie_expand_prologue): Ditto. Also, save an instruction and
9299 some complexity by popping off of $r12 instead of $sp.
9300 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9303 2009-07-01 Richard Henderson <rth@redhat.com>
9306 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9307 contained no insns, reposition note before last insn.
9309 2009-07-01 Richard Henderson <rth@redhat.com>
9312 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9313 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9315 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9318 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9319 darwin9 for printing reg addresses with %y.
9321 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9323 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9324 truncation from operands in binary operations.
9326 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9329 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9330 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9331 subreg of op0 to the original op0.
9333 * expmed.c (store_bit_field_1): Use a temporary as the destination
9334 instead of a paradoxical subreg when we need to truncate the result.
9336 2009-07-01 DJ Delorie <dj@redhat.com>
9338 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9339 names to VLIW variants.
9340 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9341 * config/mep/intrinsics.md: Regenerate.
9342 * config/mep/intrinsics.h: Regenerate.
9343 * config/mep/mep-intrin.h: Regenerate.
9345 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9348 * jump.c (returnjump_p): Revert last patch.
9349 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9351 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9354 * pa.md (casesi32p): Use jump table label to determine the offset
9356 (casesi64p): Likewise.
9358 * pa.c (forward_branch_p): Return bool type. Use instruction
9359 addresses when available. Assert that INSN has a jump label.
9360 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9363 2009-07-01 Richard Guenther <rguenther@suse.de>
9365 PR tree-optimization/19831
9366 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9367 that only act as barriers do not make any previous stores necessary.
9368 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9369 HEAP variables global, do not add a constraint from nonlocal.
9370 (find_func_aliases): Handle escapes through return statements.
9371 (compute_points_to_sets): Make escaped HEAP variables global.
9373 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9376 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9377 after reducing a DImode cstore to SImode.
9379 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9381 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9382 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9384 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9386 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9387 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9389 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9390 and umod_optab if TARGET_BSD_DIVMOD.
9391 * config/vax/lib1funcs.asm: New file.
9392 * config/vax/t-linux: New file.
9393 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9395 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9398 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9399 to type arguments that have void type.
9402 * dwarf2out.c (gen_formal_parameter_die): Call
9403 equate_decl_number_to_die if node is different from origin.
9405 2009-06-30 Anthony Green <green@moxielogic.com>
9407 Clean up moxie port for --enable-build-with-cxx.
9408 * config/moxie/moxie.c (moxie_function_value): First two
9409 parameters are const_tree, not tree.
9410 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9411 (REG_CLASS_NAMES): Ditto.
9412 (REGNO_REG_CLASS): Ditto.
9413 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9414 (moxie_function_value): Fix constyness of arguments.
9416 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9418 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9419 finalize_size_functions before further processing.
9420 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9421 (variable_size): Call self_referential_size on size expressions
9422 that contain a PLACEHOLDER_EXPR.
9423 (size_functions): New static variable.
9424 (copy_self_referential_tree_r): New static function.
9425 (self_referential_size): Likewise.
9426 (finalize_size_functions): New global function.
9427 * tree.c: Include tree-inline.h.
9428 (push_without_duplicates): New static function.
9429 (find_placeholder_in_expr): New global function.
9430 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9432 <tcc_expression>: Likewise.
9433 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9434 the call in the expression.
9435 * tree.h (finalize_size_functions): Declare.
9436 (find_placeholder_in_expr): Likewise.
9437 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9438 (substitute_placeholder_in_expr): Update comment.
9439 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9441 (copy_tree_body_r): Likewise.
9442 (copy_tree_body): New static function.
9443 (maybe_inline_call_in_expr): New global function.
9444 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9445 (maybe_inline_call_in_expr): Declare.
9446 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9447 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9450 2009-06-30 Richard Guenther <rguenther@suse.de>
9452 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9454 (propagate_necessity): Do not mark reaching defs of stores
9457 2009-06-30 Jan Hubicka <jh@suse.cz>
9459 * cfgloopanal.c (check_irred): Move into ...
9460 (mark_irreducible_loops): ... here; return true if ireducible
9462 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9463 (analyze_function): Try to prove loop finiteness.
9464 * cfgloop.h (mark_irreducible_loops): Update prototype.
9465 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9467 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9469 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9471 2009-06-30 Ira Rosen <irar@il.ibm.com>
9473 PR tree-optimization/40542
9474 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9477 2009-06-30 Martin Jambor <mjambor@suse.cz>
9479 PR tree-optimization/40582
9480 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9481 than useless_type_conversion_p.
9482 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9485 2009-06-30 Martin Jambor <mjambor@suse.cz>
9488 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9490 2009-06-30 Richard Guenther <rguenther@suse.de>
9492 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9493 use ao_ref references.
9494 (walk_aliased_vdefs): Likewise.
9495 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9496 * tree-ssa-dce.c (struct ref_data): Remove.
9497 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9498 (mark_aliased_reaching_defs_necessary): Adjust.
9499 (mark_all_reaching_defs_necessary_1): Likewise.
9501 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9504 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9505 (emit_store_flag_1): Extract from emit_store_flag, adjust
9506 calls to (what now is) emit_cstore.
9507 (emit_store_flag): Call emit_store_flag_1 and also use it
9508 for what used to be recursive calls.
9510 2009-06-30 Wei Guozhi <carrot@google.com>
9513 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9514 if the target bb post dominates from bb.
9515 * config/i386/i386.c (memory_address_length): Check existence of base
9516 register before using it.
9518 2009-06-30 Nick Clifton <nickc@redhat.com>
9519 DJ Delorie <dj@redhat.com>
9521 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9522 __FMOVD_ENABLED__ is defined.
9524 (TARGET_FMOVD): Provide a default definition.
9525 (MASK_FMOVD): Likewise.
9526 (TARGET_CPU_CPP_BUILTINS): Define
9527 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9528 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9529 two fmov instructions depending upon whether TARGET_FMOVD is
9531 (split for DF load from memory into register): Also handle
9532 MEMs which consist of REG+DISP addressing.
9533 (split for DF store from register to memory): Likewise.
9534 * config/sh/sh.opt (mfmovd): Remove this switch.
9535 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9536 * config/sh/sh.c (sh_override_options): Do not automatically
9537 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9538 that to the -mfmovd command line switch.
9540 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9542 (fldi_ok): Always allow.
9543 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9545 2009-06-29 DJ Delorie <dj@redhat.com>
9547 * doc/install.texi (mep-x-elf): Correct chip's full name.
9549 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9551 * doc/extend.texi: Fix typo.
9553 2009-06-29 Tom Tromey <tromey@redhat.com>
9556 * Makefile.in (DWARF2_H): New variable.
9558 (dwarf2out.o): Likewise.
9559 (dwarf2asm.o): Likewise.
9560 * config/i386/t-i386: Use DWARF2_H.
9561 * except.c: Include elf/dwarf2.h.
9562 * unwind-dw2.c: Include elf/dwarf2.h.
9563 * dwarf2out.c: Include elf/dwarf2.h.
9564 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9565 <dtprel>: New field.
9566 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9567 (size_of_loc_descr): Likewise.
9568 (output_loc_operands_raw): Likewise.
9569 (output_loc_operands): Handle new dtprel field.
9570 (loc_checksum): Update.
9571 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9572 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9573 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9574 * dwarf2asm.c: Include elf/dwarf2.h.
9575 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9576 * config/mmix/mmix.c: Include elf/dwarf2.h.
9577 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9578 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9579 * config/sh/sh.c: Include elf/dwarf2.h.
9580 * config/i386/i386.c: Include elf/dwarf2.h.
9582 2009-06-29 DJ Delorie <dj@redhat.com>
9584 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9586 * doc/extend.texi: Add MeP attributes and pragmas.
9587 * doc/invoke.text: Add MeP Options.
9588 * doc/contrib.texi: Add MeP contribution.
9589 * doc/md.texi: Add MeP constraints.
9590 * doc/install.texi: Add MeP target.
9592 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9594 * target.h (struct gcc_target): Add frame_pointer_required field.
9595 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9596 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9597 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9599 * reload1.c (update_eliminables): (Ditto.).
9600 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9601 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9602 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9604 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9606 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9607 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9608 (arm_frame_pointer_required): New function.
9610 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9611 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9612 (avr_frame_pointer_required_p): Declare as static.
9613 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9615 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9616 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9617 (bfin_frame_pointer_required): Make as static, change return type
9619 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9621 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9622 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9623 (cris_frame_pointer_required): New function.
9625 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9627 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9628 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9629 (fr30_frame_pointer_required): New function.
9631 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9632 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9633 (frv_frame_pointer_required): Make as static, change return type
9635 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9637 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9638 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9639 (ix86_frame_pointer_required): Make as static, change return type to
9641 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9643 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9644 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9646 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9648 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9650 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9652 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9653 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9654 (mips_frame_pointer_required): Make as static.
9655 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9657 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9658 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9659 (mmix_frame_pointer_required): Mew function.
9661 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9662 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9664 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9666 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9668 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9670 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9671 (CAN_ELIMINATE): Redefine.
9672 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9673 (sparc_frame_pointer_required): New function.
9674 (sparc_can_eliminate): New function.
9675 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9677 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9678 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9680 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9681 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9682 (xtensa_frame_pointer_required): Make as static, change return type
9684 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9687 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9689 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9690 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9691 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9692 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9693 (register_callback): Handle PLUGIN_START_UNIT.
9694 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9696 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9698 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9700 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9701 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9703 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9705 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9708 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9710 * doc/extend.texi (Additional Floating Types): __float128 is also
9711 supported on i386 targets.
9713 2009-06-29 Richard Guenther <rguenther@suse.de>
9716 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9718 (pt_solutions_same_restrict_base): Declare.
9719 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9721 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9722 (make_constraint_from, make_copy_constraint): Move earlier.
9723 (make_constraint_from_heapvar): New function.
9724 (make_constraint_from_restrict): Likewise.
9725 (handle_lhs_call): Use it.
9726 (find_func_aliases): Use it to track conversions to restrict
9728 (struct fieldoff): Add only_restrict_pointers flag.
9729 (push_fields_onto_fieldstack): Initialize it.
9730 (create_variable_info_for): Track global restrict qualified pointers.
9731 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9732 Track restrict qualified pointer arguments.
9733 (set_uids_in_ptset): Use varinfo is_global_var flag.
9734 (find_what_var_points_to): Set the vars_contains_restrict flag.
9735 Always create the points-to solution for sets including restrict tags.
9736 (pt_solutions_same_restrict_base): New function.
9737 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9738 qualified pointers use pt_solutions_same_restrict_base as
9739 additional source for disambiguation.
9741 2009-06-29 Richard Guenther <rguenther@suse.de>
9744 * alias.c (find_base_decl): Remove.
9745 (get_deref_alias_set_1): Remove restrict handling.
9746 * c-common.c (c_apply_type_quals_to_decl): Do not set
9747 DECL_POINTER_ALIAS_SET.
9748 * gimplify.c (find_single_pointer_decl_1): Remove.
9749 (find_single_pointer_decl): Likewise.
9750 (internal_get_tmp_var): Remove restrict handling.
9751 (gimple_regimplify_operands): Likewise.
9752 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9753 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9754 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9755 * tree.c (restrict_base_for_decl): Remove.
9756 (init_ttree): Do not allocate it.
9757 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9758 LABEL_DECL_UID for label decls.
9759 (copy_node_stat): Do not copy restrict information.
9760 (decl_restrict_base_lookup): Remove.
9761 (decl_restrict_base_insert): Likewise.
9762 (print_restrict_base_statistics): Likewise.
9763 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9764 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9765 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9766 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9767 (LABEL_DECL_UID): Adjust.
9768 (DECL_BASED_ON_RESTRICT_P): Remove.
9769 (DECL_GET_RESTRICT_BASE): Likewise.
9770 (SET_DECL_RESTRICT_BASE): Likewise.
9771 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9773 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9774 instead of DECL_POINTER_ALIAS_SET.
9775 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9776 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9777 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9779 2009-06-29 Richard Guenther <rguenther@suse.de>
9781 PR tree-optimization/40579
9782 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9783 the IL to simplify has constants that overflowed.
9785 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9787 PR tree-optimization/40550
9788 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9789 vector_compute_type only when the size of vector_compute_type is
9790 less than the size of type.
9792 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9794 * fold-const.c (contains_label_1): Fix comments.
9795 (contains_label_p): Do not walk trees multiple time.
9797 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9799 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9800 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9801 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9802 ix86_fp_comparison_operator.
9803 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9804 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9805 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9806 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9807 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9808 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9809 (related splits): Change predicate to ix86_fp_comparison_operator.
9810 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9811 instead of ix86_fp_comparison_codes.
9812 (ix86_trivial_fp_comparison_operator,
9813 ix86_fp_comparison_operator): New.
9814 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9815 (ix86_expand_compare): Eliminate last two parameters.
9816 (ix86_fp_jump_nontrivial_p): Kill.
9817 * config/i386/i386.c (put_condition_code): Eliminate call to
9818 ix86_fp_comparison_codes and subsequent assertion.
9819 (ix86_fp_comparison_codes): Eliminate.
9820 (ix86_fp_swap_condition): New.
9821 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9822 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9823 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9824 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9825 and ix86_fp_swap_condition.
9826 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9827 Use ix86_fp_comparison_strategy.
9828 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9829 (ix86_fp_jump_nontrivial_p): Eliminate.
9830 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9831 call to ix86_expand_compare.
9832 (ix86_split_fp_branch, ix86_expand_setcc,
9833 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9834 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9836 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9838 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9839 related to jump_clobbers.
9840 * config/arm/arm.md (conds): Remove jump_clob case.
9841 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9842 splits): Change comparison_operator to arm_comparison_operator.
9843 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9846 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9848 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9849 condition for floating point modes.
9850 * expmed.c (emit_store_flag_1): Move here a bigger part
9852 (emit_store_flag): Try swapping the condition for floating point
9854 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9856 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9858 * expr.c (expand_expr_real_1): Just use do_store_flag.
9859 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9860 emit_store_flag_force.
9861 * expmed.c (emit_store_flag_force): Copy here trick
9862 previously in expand_expr_real_1. Try reversing the comparison.
9863 (emit_store_flag_1): Work if target is NULL.
9864 (emit_store_flag): Work if target is NULL, using the result mode
9865 from the comparison. Use split_comparison, restructure final part
9866 to simplify conditionals.
9868 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9870 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9871 * dojump.c (do_jump): Change handling of floating-point
9872 ops to use just do_compare_and_jump.
9873 (split_comparison): New.
9874 (do_compare_rtx_and_jump): Add here logic coming previously
9875 in do_jump, using split_comparison.
9877 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9880 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9882 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9884 * tree-ssa-alias.c: Fix unintentional commit.
9886 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9888 * passes.c (execute_one_pass): Fix unintentional commit.
9890 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9892 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9893 (df_rd_local_compute, df_md_local_compute): Inline them.
9895 (df_md_scratch): New.
9896 (df_md_alloc, df_md_free): Allocate/free it.
9897 (df_md_local_compute): Only include live registers in init.
9898 (df_md_transfer_function): Prune the in-set computed by
9899 the confluence function, and the gen-set too.
9901 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9903 PR rtl-optimization/26854
9904 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9905 * df-problems.c (df_rd_add_problem): Fix comment.
9906 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9907 df_md_simulate_artificial_defs_at_top,
9908 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9909 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9910 df_md_transfer_function, df_md_init, df_md_confluence_0,
9911 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9912 problem_MD, df_md_add_problem): New.
9913 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9914 df_md_get_bb_info): New.
9915 (DF_LAST_PROBLEM_PLUS1): Adjust.
9917 * Makefile.in (fwprop.o): Include domwalk.h.
9918 * fwprop.c: Include domwalk.h.
9919 (reg_defs, reg_defs_stack): New.
9920 (bitmap_only_bit_between): Remove.
9921 (process_defs): New.
9922 (process_uses): Use reg_defs and local_md instead of
9923 bitmap_only_bit_between and local_rd.
9924 (single_def_use_enter_block): New, from build_single_def_use_links.
9925 (single_def_use_leave_block): New.
9926 (build_single_def_use_links): Remove code moved to
9927 single_def_use_enter_block, invoke domwalk.
9928 (use_killed_between): Adjust comment.
9930 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9932 * bitmap.h (bitmap_ior_and_into): New.
9933 * bitmap.c (bitmap_ior_and_into): New.
9935 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9937 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9938 before_dom_children_before_stmts and after_dom_children_after_stmts.
9939 Rename the two remaining callbacks to just before_dom_children and
9940 after_dom_children. Remove other GIMPLE statement walking bits.
9941 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9942 * graphite.c: Do not include domwalk.h.
9943 * tree-into-ssa.c (interesting_blocks): New global.
9944 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9945 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9946 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9947 now that they're not domwalk callbacks.
9948 (rewrite_initialize_block): Rename to...
9949 (rewrite_enter_block): ... this, place after called functions. Test
9950 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9951 (rewrite_finalize_block): Rename to...
9952 (rewrite_leave_block): ... this, place after called functions.
9953 (rewrite_update_init_block): Rename to...
9954 (rewrite_update_enter_block): ... this, place after called functions.
9955 Test interesting_blocks, call rewrite_update_stmt and
9956 rewrite_update_phi_arguments.
9957 (rewrite_update_fini_block): Rename to...
9958 (rewrite_leave_block): ... this, place after called functions.
9959 (rewrite_blocks): Remove last argument, simplify initialization of
9961 (mark_def_sites_initialize_block): Rename to...
9962 (mark_def_sites_block): ... this, call mark_def_sites.
9963 (mark_def_sites_blocks): Remove argument, simplify initialization of
9965 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9966 (update_ssa): Likewise.
9967 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9969 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9970 (dom_opt_initialize_block): Rename to...
9971 (dom_opt_enter_block): ... this, place after called functions. Walk
9972 statements here, inline propagate_to_outgoing_edges.
9973 (dom_opt_finalize_block): Rename to...
9974 (dom_opt_leave_block): ... this, place after called functions.
9975 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9977 (dse_enter_block, dse_record_phi): New.
9978 (dse_record_phis): Delete.
9979 (dse_finalize_block): Rename to...
9980 (dse_leave_block): ... this.
9981 (tree_ssa_dse): Simplify initialization of walk_data.
9982 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9983 Adjust initialization of walk_data.
9984 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9985 * tree-ssa-loop-phiopt.c (get_non_trapping):
9986 Adjust initialization of walk_data.
9987 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9988 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9989 it's not a domwalk callback.
9990 (uncprop_initialize_block): Rename to...
9991 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9992 (dse_finalize_block): Rename to...
9993 (dse_leave_block): ... this.
9994 (tree_ssa_uncprop): Simplify initialization of walk_data.
9995 * Makefile.in: Adjust dependencies.
9997 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9999 * arm.md (casesi): Fix test for Thumb1.
10000 (thumb1_casesi_internal_pic): Likewise.
10001 (thumb1_casesi_dispatch): Likewise.
10003 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10005 * config/arm/arm-cores.def: Added core cortex-m0.
10006 * config/arm/arm-tune.md: Regenerated.
10007 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10009 2009-06-26 DJ Delorie <dj@redhat.com>
10011 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10013 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10014 the scheduler doesn't tag jump insns.
10016 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10018 * c-decl.c (merge_decls): Re-indent.
10020 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10023 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10024 Special-case decimal float constants.
10026 2009-06-26 Richard Henderson <rth@redhat.com>
10028 * function.h (struct function): Add cannot_be_copied_reason,
10029 and cannot_be_copied_set.
10030 * tree-inline.c (has_label_address_in_static_1): Rename from
10031 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10032 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10033 don't set inline_forbidden_reason.
10034 (copy_forbidden): New function, split out of inline_forbidden_p.
10035 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10036 (inline_forbidden_p): Use copy_forbidden.
10037 (tree_versionable_function_p): Likewise.
10038 (inlinable_function_p): Merge into tree_inlinable_function_p.
10039 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10040 * ipa-cp.c (ipcp_versionable_function_p): New function.
10041 (ipcp_cloning_candidate_p): Use it.
10042 (ipcp_node_modifiable_p): Likewise.
10044 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10046 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10047 that is marked not to be inlined. Remove flag_mudflap use.
10048 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10049 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10051 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10054 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10055 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10057 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10059 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10061 (__mingwthr_remove_key_dtor): Likewise.
10063 2009-06-26 Richard Guenther <rguenther@suse.de>
10065 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10067 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10069 PR middle-end/40525
10070 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10071 try the non-cond_exec path also.
10073 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10076 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10077 (output_cbranch): Use new functions.
10078 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10081 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10082 Pat Haugen <pthaugen@us.ibm.com>
10083 Revital Eres <ERES@il.ibm.com>
10085 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10086 for %c error. Add %x support to print VSX registers as a unified
10087 register set, instead of separate float and altivec registers.
10088 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10089 %y case, and add support for VSX pre-modify addresses.
10090 (output_toc): Add assert for CONST containing an integer constant
10092 (rs6000_adjust_cost): Add POWER7 support.
10093 (insn_must_be_first_in_group): Ditto.
10094 (insn_must_be_last_in_group): Ditto.
10095 (rs6000_emit_popcount): Ditto.
10096 (rs6000_vector_mode_supported_p): Ditto.
10098 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10099 Change some of the functions called by macros to being called
10100 through a pointer, so debug functions can be inserted if
10101 -mdebug=addr or -mdebug=cost.
10102 (rs6000_preferred_reload_class_ptr): Ditto.
10103 (rs6000_secondary_reload_class_ptr): Ditto.
10104 (rs6000_secondary_memory_needed_ptr): Ditto.
10105 (rs6000_cannot_change_mode_class_ptr): Ditto.
10106 (rs6000_secondary_reload_inner): Ditto.
10107 (rs6000_legitimize_reload_address): Ditto.
10108 (rs6000_legitimize_reload_address_ptr): Ditto.
10109 (rs6000_mode_dependent_address): Ditto.
10110 (rs6000_mode_dependent_address_ptr): Ditto.
10112 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10113 function to return true if the mode allows reg + integer
10115 (virtual_stack_registers_memory_p): New function to return true if
10116 the address refers to a virtual stack register.
10117 (rs6000_legitimate_offset_address_p): Move code to say whether a
10118 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10120 (rs6000_legitimate_address_p): Add checks for modes that only can
10121 do reg+reg addressing. Start adding VSX support.
10122 (rs6000_legitimize_reload_address): Ditto.
10123 (rs6000_legitimize_address): Ditto.
10124 (rs6000_debug_legitimate_address_p): New debug functions for
10125 -mdebug=addr and -mdebug=cost.
10126 (rs6000_debug_rtx_costs): Ditto.
10127 (rs6000_debug_address_costs): Ditto.
10128 (rs6000_debug_adjust_cost): Ditto.
10129 (rs6000_debug_legitimize_address): Ditto.
10130 (rs6000_legitimize_reload_address_ptr): Point to call normal
10131 function or debug function. Make functions called via pointer
10133 (rs6000_mode_dependent_address_ptr): Ditto.
10134 (rs6000_secondary_reload_class_ptr): Ditto.
10135 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10136 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10137 into a friendlier error.
10138 (rs6000_init_builtins): Add initial VSX support.
10139 (rs6000_adjust_cost): Fix some spacing issues.
10141 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10142 (REG_CLASS_NAMES): Ditto.
10143 (REG_CLASS_CONTENTS): Ditto.
10144 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10145 pointer, to add -mdebug=addr support.
10146 (CANNOT_CHANGE_MODE_CLASS): Ditto.
10147 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
10148 -mdebug=addr support.
10149 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
10150 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
10151 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
10153 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
10155 (bswapsi*): Set attribute types for load/store. Add combiner
10156 patterns to eliminate zero extend on 64-bit.
10157 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
10158 stdbrx if the hardware supports those instructions.
10160 2009-06-25 Ian Lance Taylor <iant@google.com>
10162 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
10163 (Link Options): Document -static-libstdc++.
10165 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10168 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
10169 DATA_ALIGNMENT instead.
10171 2009-06-25 Richard Guenther <rguenther@suse.de>
10173 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10174 indirect references against the callused/escaped solutions.
10175 (call_may_clobber_ref_p_1): Likewise.
10177 2009-06-25 Martin Jambor <mjambor@suse.cz>
10179 PR tree-optimization/40493
10180 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10181 (enum unscalarized_data_handling): New type.
10182 (handle_unscalarized_data_in_subtree): Return what has been done.
10183 (load_assign_lhs_subreplacements): Handle left flushes differently.
10184 (sra_modify_assign): Use unscalarized_data_handling, simplified
10185 condition determining whether to remove the statement.
10187 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
10189 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
10190 excerpt - @ should be doubled for texinfo.
10192 2009-06-24 Ian Lance Taylor <iant@google.com>
10194 * config/arc/arc.c: Include "df.h".
10195 (arc_attribute_table): Make static. Move higher in file.
10196 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
10197 (output_shift): Initialize n later to avoid warning.
10198 * config/arm/arm.c (arm_attribute_table): Make static. Move
10200 * config/avr/avr.c (avr_attribute_table): Make static. Move
10202 (reg_class_tab): Change array type from int to enum reg_class.
10203 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10205 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10206 (lshrhi3_out): Likewise.
10207 (class_likely_spilled_p): Change return type to bool.
10208 (avr_rtx_costs): Use local code variable with enum type.
10209 * config/avr/avr.md (movmemhi): Use add_reg_note.
10210 (andhi3, andsi3): Don't use AS2 with "and".
10211 (iorhi3, iorsi3): Don't use AS2 with "or".
10212 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10213 * config/crx/crx.c: Include "df.h".
10214 (crx_attribute_table): Make static.
10215 * config/m32r/m32r.c: Include "df.h".
10216 (m32r_attribute_table): Make static. Move higher in file.
10217 (pop): Use add_reg_note.
10218 (block_move_call): Change 0 to LCT_NORMAL in function call.
10219 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10220 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10221 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10222 declare, not just when TREE_CODE is defined.
10223 * config/m68hc11/m68hc11.c: Include "expr.h".
10224 (m68hc11_attribute_table): Make static. Move higher in file.
10225 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10227 (m68hc11_register_indirect_p): Likewise.
10228 (m68hc11_function_arg_padding): Change return type to enum
10230 (emit_move_after_reload): Use add_reg_note.
10231 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10232 (m68hc11_split_logical): Likewise.
10233 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10235 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10236 to VOIDmode in function call.
10237 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10239 (m68hc11_split_logical): Update declaration.
10240 (m68hc11_function_arg_padding): Update declaration.
10241 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10242 to array of enum reg_class.
10243 (mcore_attribute_table): Make static. Move higher in file.
10244 (mcore_rtx_costs): Add cast to enum type.
10245 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10246 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10247 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10249 * config/sh/predicates.md (trapping_target_operand): Rename and to
10251 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10253 * config/spu/spu.c (spu_attribute_table): Make static. Move
10255 * config/v850/v850.c (v850_attribute_table): Make static. Move
10257 (v850_rtx_costs): Use local code with enum type.
10258 (expand_epilogue): Add cast.
10259 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10261 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10264 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10265 -m2a-single-only and -m2a-nofpu.
10266 * config/sh/sh.opt: Document m2a generates FPU code.
10268 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10270 * defaults.h (CAN_ELIMINATE): Provide default.
10271 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10272 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10273 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10274 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10275 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10276 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10277 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10278 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10279 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10280 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10282 2009-06-24 DJ Delorie <dj@redhat.com>
10284 * mep-ext-cop.cpu: Fix copyright notice.
10285 * mep-default: Fix copyright notice.
10286 * mep-core: Fix copyright notice.
10287 * mep: Fix copyright notice.
10288 * mep-ivc2: Fix copyright notice.
10289 * mep-c5: Fix copyright notice.
10291 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10293 * doc/contrib.texi (Contributors):
10295 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10297 PR middle-end/40501
10298 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10299 src and dst operands if necessary.
10301 2009-06-23 DJ Delorie <dj@redhat.com>
10304 * config.gcc: Add mep support.
10305 * recog.c: Resurrect validate_replace_rtx_subexp().
10306 * recog.h: Likewise.
10307 * config/mep/: Add new port:
10308 * config/mep/constraints.md: New file.
10309 * config/mep/default.h: New file.
10310 * config/mep/intrinsics.h: New file.
10311 * config/mep/intrinsics.md: New file.
10312 * config/mep/ivc2-template.h: New file.
10313 * config/mep/mep-c5.cpu: New file.
10314 * config/mep/mep-core.cpu: New file.
10315 * config/mep/mep-default.cpu: New file.
10316 * config/mep/mep-ext-cop.cpu: New file.
10317 * config/mep/mep-intrin.h: New file.
10318 * config/mep/mep-ivc2.cpu: New file.
10319 * config/mep/mep-lib1.asm: New file.
10320 * config/mep/mep-lib2.c: New file.
10321 * config/mep/mep-pragma.c: New file.
10322 * config/mep/mep-protos.h: New file.
10323 * config/mep/mep-tramp.c: New file.
10324 * config/mep/mep.c: New file.
10325 * config/mep/mep.cpu: New file.
10326 * config/mep/mep.h: New file.
10327 * config/mep/mep.md: New file.
10328 * config/mep/mep.opt: New file.
10329 * config/mep/predicates.md: New file.
10330 * config/mep/t-mep: New file.
10332 2009-06-23 Ian Lance Taylor <iant@google.com>
10334 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10335 from loose_warn into c_loose_warn and from strict_warn into
10336 c_strict_warn. Set and substitute warn_cxxflags. Check for
10337 --enable-build-with-cxx. Set and substitute
10338 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10339 * Makefile.in (CXXFLAGS): New variable.
10340 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10341 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10342 the default is the same as $(STRICT_WARN).
10343 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10344 (CXX): New variable.
10345 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10346 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10347 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10348 (HOST_LIBS): New variable.
10349 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10350 (ALL_CXXFLAGS): New variable.
10351 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10352 * doc/install.texi (Configuration): Document
10353 --enable-build-with-cxx, --with-stage1-ldflags,
10354 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10355 * configure: Rebuild.
10357 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10359 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10360 from previous commit.
10362 2009-06-23 Ian Lance Taylor <iant@google.com>
10364 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10366 2009-06-23 Ian Lance Taylor <iant@google.com>
10368 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10369 with ATTRIBUTE_UNUSED.
10371 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10372 Pat Haugen <pthaugen@us.ibm.com>
10373 Revital Eres <eres@il.ibm.com>
10375 * config.in (HAVE_AS_POPCNTD): Add default definition.
10376 (HAVE_AS_LWSYNC): Ditto.
10378 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10380 (gcc_cv_as_powerpc_cmpb): Ditto.
10381 (gcc_cv_as_powerpc_dfp): Ditto.
10382 (gcc_cv_as_powerpc_vsx): Ditto.
10383 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10384 supporting the popcntd/lwsync instructions.
10385 (gcc_cv_as_powerpc_lwsync): Ditto.
10386 * configure: Regenerate.
10388 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10389 -mcpu=native and -mcpu=power7.
10390 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10392 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10393 a variable instead of a mask to reduce the number of mask bits.
10394 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10395 (-mbit-word): Ditto.
10396 (-mregnames): Ditto.
10397 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10398 (-mfused-madd): Ditto.
10400 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10402 (-mvsx): New switch for VSX instructions.
10403 (-misel): Move from a variable to a mask to allow it to be set by
10406 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10407 function declaration to an array declaration.
10408 (rs6000_hard_regno_nregs): New external array declaration.
10410 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10411 files included by rs6000.md.
10413 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10414 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10416 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10418 (rs6000_debug_reg): New -mdebug= variables.
10419 (rs6000_debug_addr): Ditto.
10420 (rs6000_debug_cost): Ditto.
10421 (rs6000_pmode): New variable to hold Pmode.
10422 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10423 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10424 calculated at compiler start.
10425 (rs6000_hard_regno_nregs): Change function to an array which holds
10426 HARD_REGNO_NREGS calculated at compiler start.
10427 (rs6000_explicit_options): Delete isel field.
10428 (rs6000_vector_unit): New array to hold which vector unit
10429 supports arithmetic options for a given type.
10430 (rs6000_vector_mem): New array to hold which vector unit supports
10431 memory reference operations for a given type.
10432 (rs6000_vector_align): New array to given the alignment of each
10434 (power7_cost): New basic costs for power7.
10435 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10436 (rs6000_hard_regno_nregs_internal): New function, moved from
10437 HARD_REGNO_NREGS, to calculate the number of registers each hard
10438 register takes for each type.
10439 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10440 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10441 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10442 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10443 unit information here so it is calculated once at compiler startup
10445 (rs6000_override_options): Make -misel a target mask. Add more
10446 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10447 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10449 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10450 (rs6000_handle_option): Move -misel from variable to target mask.
10451 (rs6000_builtin_mask_for_load): Add VSX support.
10452 (rs6000_conditional_register_usage): Ditto.
10453 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10454 (function_arg_boundary): Ditto.
10455 (rs6000_expand_builtin): Ditto.
10456 (def_builtin): Make abort message a little friendlier.
10457 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10459 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10460 assembler support the popcntd instruction instead of a vsx
10461 instruction to enable power7 support.
10462 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10463 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10464 option to the assembler if -mcpu=native.
10465 (ASM_CPU_NATIVE_SPEC): Ditto.
10466 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10468 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10469 the lwsync instruction.
10470 (enum processor_type): Add PROCESSOR_POWER7.
10471 (rs6000_debug_reg): New -mdebug= options.
10472 (rs6000_debug_addr): Ditto.
10473 (rs6000_debug_cost): Ditto.
10474 (rs6000_isel): Delete.
10475 (enum rs6000_vector): New enum to say what vector unit we have.
10476 (VECTOR_UNIT_*): New macros to say which vector unit has
10477 arithmetic operations for a given type.
10478 (VECTOR_MEM_*): New macros to say which vector unit has memory
10479 operations for a given type.
10480 (TARGET_LDBRX): Whether the machine supports the ldbrx
10482 (TARGET_ISEL): Delete, -misel moved to be a mask.
10483 (TARGET_ISEL64): New macro for 64-bit isel support.
10484 (UNITS_PER_VSX_WORD): New macro.
10485 (POINTER_SIZE): Move to be an external variable, rather than
10486 calculating whether we are generating 32 ot 64-bit code.
10488 (STACK_BOUNDARY): Add VSX support.
10489 (LOCAL_ALIGNMENT): Ditto.
10490 (SLOW_UNALIGNED_ACCESS): Ditto.
10491 (VSX_REGNO_P): New macro for VSX support.
10492 (VFLOAT_REGNO_P): Ditto.
10493 (VINT_REGNO_P): Ditto.
10494 (VLOGICAL_REGNO_P): Ditto.
10495 (VSX_VECTOR_MODE): Ditto.
10496 (VSX_SCALAR_MODE): Ditto.
10498 (VSX_MOVE_MODE): Ditto.
10499 (VSX_REG_CLASS_P): Ditto.
10500 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10502 (UNITS_PER_SIMD_WORD): Add VSX support.
10503 (MODES_TIEABLE_P): Ditto.
10504 (STARTING_FRAME_OFFSET): Ditto.
10505 (STACK_DYNAMIC_OFFSET): Ditto.
10506 (EPILOGUE_USES): Ditto.
10507 (REGNO_REG_CLASS): Move to array lookup.
10508 (CLASS_MAX_NREGS): Ditto.
10509 (rs6000_vector_reg_class): Add declaration.
10510 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10511 overlap with the floating point and Altivec registers.
10513 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10515 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10516 give the appropriate asm switches if -mcpu=native.
10517 (host_detect_local_cpu): Add support for "asm".
10518 (host_detect_local_cpu): Follow GNU code guidelines for name.
10520 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10521 -mbit-word to a variable instead of being a target mask.
10523 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10524 emit the lwsync instruction instead of emitting the instruction as
10525 an integer constant.
10527 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10528 fixuns_trundfsi2, move expander into rs6000.md.
10530 * config/rs6000/rs6000.md (cpu): Add power7.
10531 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10532 (logical predicate patterns): Change the single instruction
10533 primitives that set CR0 to be fast_compare instead of compare.
10535 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10536 (popcntddi2): Ditto.
10537 (popcount<mode>): Ditto.
10538 (floating multiply/add insns): Name the floating point
10539 multiply/add insns.
10540 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10541 (isel_unsigned_<mode>): Ditto.
10542 (fixuns_trundfsi2): Move expander here from spe.md.
10543 (smindi3): Define if we have -misel on 64-bit systems.
10548 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10550 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10552 * config/avr/avr.c (avr_current_device): New variable.
10553 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10554 (avr_arch, mcu_type_s): Move to avr.h.
10555 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10556 default_data_section_start fields.
10557 (avr_arch): Moved from avr.c.
10558 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10559 library_name fields.
10560 (avr_current_device, avr_mcu_types, avr_arch_types,
10561 avr_device_to_arch, avr_device_to_data_start,
10562 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10563 (EXTRA_SPEC_FUNCTIONS): Define.
10564 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10565 options mapping. Use device_to_arch and device_to_data_start insted.
10566 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10567 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10568 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10569 * config/avr/driver-avr.c: New file.
10570 * config/avr/avr-devices.c: New file.
10572 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10574 * var-tracking.c (unshare_variable): Force initialized to
10575 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10576 (set_variable_part): Likewise.
10577 (struct variable_union_info): Remove pos_src field.
10578 (vui_vec, vui_allocated): New variables.
10579 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10580 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10581 == 1 use a simpler sorting algorithm. Compute pos field right
10582 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10583 Avoid quadratic comparison if !flag_var_tracking_uninit.
10584 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10585 unshare_variable unconditionally.
10586 (dataflow_set_different_2): Removed.
10587 (dataflow_set_different): Don't traverse second hash table.
10588 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10589 unconditionally to var_reg_set or var_mem_set.
10590 (emit_notes_in_bb): Likewise.
10591 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10593 (emit_note_insn_var_location): Don't set initialized to
10594 VAR_INIT_STATUS_INITIALIZED early.
10595 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10597 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10599 * tree-object-size.c (addr_object_size): Instead of checking
10600 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10601 are no FIELD_DECLs following it.
10603 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10605 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10606 order to match bswaps with signed source operands.
10608 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10610 * sdbout.c (sdbout_one_type): Fix braces in switch.
10612 2009-06-23 Richard Guenther <rguenther@suse.de>
10614 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10616 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10617 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10618 var_callused, callused_tree, var_storedanything, storedanything_tree,
10619 var_integer, integer_tree): Remove global variables.
10620 (new_var_info): Do not pass new id, append the new var to the
10621 global variable vector.
10622 (do_ds_constraint): Use is_global_var member of the variable-info.
10623 (new_scalar_tmp_constraint_exp): Adjust.
10624 (create_function_info_for): Likewise.
10625 (create_variable_info_for): Likewise.
10626 (find_what_var_points_to): Remove dead code.
10627 (init_base_vars): Simplify.
10628 (compute_points_to_sets): Adjust.
10630 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10632 * combine.c (try_combine): Dump information about the insns we're
10635 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10637 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10638 check when calling force_to_mode on TRUNCATE's operand.
10640 2009-06-22 Ian Lance Taylor <iant@google.com>
10642 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10644 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10646 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10648 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10650 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10651 override library linkage flags such as -static-libgcc or
10654 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10656 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10658 2009-06-22 Ian Lance Taylor <iant@google.com>
10660 * config/linux.opt: Put mglibc ahead of muclibc.
10662 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10663 for duplicate decls.
10665 2009-06-22 Matthias Klose <doko@ubuntu.com>
10667 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10669 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10672 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10673 instead of NULL if a parser error occurs.
10675 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10677 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10678 non-DWARF2_DEBUGGING_INFO version.
10680 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10682 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10683 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10685 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10686 (LIBGCC2_TF_CEXT): Define.
10689 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10692 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10694 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10696 * config/arm/arm.c (arm_override_options): Disable
10697 -mcaller-super-interworking and -mcallee-super-interworking.
10698 * doc/invoke.texi (ARM Options): Document this.
10700 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10702 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10703 * config/arm/constraints.md (j): New constraint for movw operands.
10704 (N): Remove thumb2 meaning.
10705 * config/arm/arm.md (*arm_movw): Delete.
10706 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10707 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10708 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10710 2009-06-22 Martin Jambor <mjambor@suse.cz>
10712 PR tree-optimization/40492
10713 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10714 build_ref_for_offset.
10716 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10718 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10719 JUMP_TABLE_DATA_P predicates where applicable.
10720 * auto-inc-dec.c: Ditto.
10721 * builtins.c: Ditto.
10722 * caller-save.c: Ditto.
10724 * cfgcleanup.c: Ditto.
10725 * cfglayout.c: Ditto.
10727 * combine.c: Ditto.
10728 * combine-stack-adj.c: Ditto.
10732 * df-scan.c: Ditto.
10734 * dwarf2asm.c: Ditto.
10735 * dwarf2out.c: Ditto.
10736 * emit-rtl.c: Ditto.
10742 * function.c: Ditto.
10745 * genpreds.c: Ditto.
10746 * genrecog.c: Ditto.
10748 * ira-costs.c: Ditto.
10749 * ira-lives.c: Ditto.
10751 * loop-iv.c: Ditto.
10752 * lower-subreg.c: Ditto.
10753 * modulo-sched.c: Ditto.
10755 * postreload.c: Ditto.
10756 * print-rtl.c: Ditto.
10758 * reginfo.c: Ditto.
10759 * regmove.c: Ditto.
10760 * reload1.c: Ditto.
10763 * rtlanal.c: Ditto.
10765 * sched-vis.c: Ditto.
10767 * sel-sched-ir.c: Ditto.
10768 * simplify-rtx.c: Ditto.
10769 * targhooks.c: Ditto.
10770 * var-tracking.c: Ditto.
10771 * vmsdbgout.c: Ditto.
10773 2009-06-22 Matthias Klose <doko@ubuntu.com>
10775 * Makefile.in (install-plugin): Always use DESTDIR.
10777 2009-06-22 Olivier Hainque <hainque@adacore.com>
10779 * config/pa/pa.c (output_call): Don't optimize post call jumps
10780 into return address adjustments if the call may throw.
10782 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10784 * arm.c (thumb1_output_casesi): New function.
10785 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10786 optimizing for size or PIC.
10787 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10788 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10789 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10790 (thumb1_casesi_internal_pic): New expand rule.
10791 (thumb1_casesi_dispatch): New pattern.
10792 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10794 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10795 in the text seciton when PIC or optimizing for size.
10796 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10797 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10798 preservation properties of code.
10799 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10800 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10801 (__gnu_thumb1_case_si): New function.
10802 * t-arm (LIB1ASMSRC): Define here.
10803 (LIB1ASMFUNCS): Add some common functions.
10804 * t-arm-elf (LIB1ASMSRC): Delete.
10805 (LIB1ASMFUNCS): Append to existing set.
10806 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10807 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10808 * t-symbian (LIB1ASMFUNCS): Likewise.
10809 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10810 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10812 2009-06-21 Richard Guenther <rguenther@suse.de>
10814 PR tree-optimization/38729
10815 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10816 to loops with a single exit if -fno-expensive-optimizations.
10818 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10820 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10821 (dataflow_set): Change vars type from htab_t to shared_hash.
10822 (shared_hash_pool, empty_shared_hash): New variables.
10823 (vars_clear): Removed.
10824 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10825 shared_hash_find_slot_unshare, shared_hash_find_slot,
10826 shared_hash_find_slot_noinsert, shared_hash_find): New
10828 (shared_hash_unshare, shared_hash_destroy): New functions.
10829 (unshare_variable): Unshare set->vars if shared, use
10831 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10832 (get_init_value, find_src_set_src, dump_dataflow_set,
10833 clobber_variable_part, emit_notes_for_differences): Use
10835 (dataflow_set_init): Remove second argument, set vars to
10836 empty_shared_hash instead of creating a new htab.
10837 (dataflow_set_clear): Call shared_hash_destroy and set vars
10838 to empty_shared_hash instead of calling vars_clear.
10839 (dataflow_set_copy): Don't call vars_copy, instead just share
10840 the src htab with dst.
10841 (variable_union): Use shared_hash_*, use initially NO_INSERT
10842 lookup if set->vars is shared. Don't keep slot cleared before
10843 calling unshare_variable. Unshare set->vars if needed.
10844 Even ->refcount == 1 vars must be unshared if set->vars is shared
10845 and var needs to be modified.
10846 (variable_canonicalize): New function.
10847 (dataflow_set_union): If dst->vars is empty, just share src->vars
10848 with dst->vars and traverse with variable_canonicalize to canonicalize
10849 and unshare what is needed.
10850 (dataflow_set_different): If old_set and new_set use the same shared
10851 htab, they aren't different. If number of htab elements is different,
10852 htabs are different. Use shared_hash_*.
10853 (dataflow_set_destroy): Call shared_hash_destroy instead of
10855 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10856 second argument to dataflow_set_init.
10857 (vt_initialize): Likewise. Initialize shared_hash_pool and
10858 empty_shared_hash, move bb in/out initialization afterwards.
10859 Use variable_htab_free instead of NULL as changed_variables del hook.
10860 (variable_was_changed): Change type of second argument to pointer to
10861 dataflow_set. When inserting var into changed_variables, bump
10862 refcount. Unshare set->vars if set is shared htab and slot needs to
10864 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10865 lookup if set->vars is shared. Unshare set->vars if needed.
10866 Even ->refcount == 1 vars must be unshared if set->vars is shared
10867 and var needs to be modified. Adjust variable_was_changed caller.
10868 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10869 vars must be unshared if set->vars is shared and var needs to be
10870 modified. Adjust variable_was_changed caller.
10871 (emit_note_insn_var_location): Don't pool_free var.
10872 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10874 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10875 free_alloc_pool on shared_hash_pool.
10877 2009-06-20 Anthony Green <green@moxielogic.com>
10879 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10880 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10882 2009-06-20 Richard Guenther <rguenther@suse.de>
10884 * tree-ssa-structalias.c (find_func_aliases): For memset use
10885 a constraint from NULL if we memset to zero.
10886 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10887 we explicitly handle that do not read from memory.
10888 (call_may_clobber_ref_p_1): Properly handle builtins that may
10891 2009-06-20 Richard Guenther <rguenther@suse.de>
10893 PR tree-optimization/40495
10894 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10895 (new_scalar_tmp_constraint_exp): New function.
10896 (process_constraint): Do not create temporary decls.
10897 (process_all_all_constraints): Likewise.
10898 (handle_const_call): Likewise.
10899 (create_function_info_for): Do not set decl.
10901 2009-06-19 Ian Lance Taylor <iant@google.com>
10903 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10904 (rs6000_attribute_table): Make static; move before use.
10906 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10908 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10909 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10910 Propagate the TREE_READONLY flag without overwriting it.
10911 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10912 Propagate the TREE_READONLY flag onto the result.
10913 (process_call_operands): Move around. Use correct constant value.
10915 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10918 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10919 * config/arm/arm.md: Likewise.
10921 2009-06-19 Ian Lance Taylor <iant@google.com>
10923 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10924 to GIMPLE_ERROR_MARK.
10926 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10927 op2_original_type parameters. Warn about using different enum types.
10928 * c-parser.c (c_parser_conditional_expression): Pass original
10929 types to build_conditional_expr.
10930 * c-tree.h (build_conditional_expr): Update declaration.
10932 2009-06-19 Ian Lance Taylor <iant@google.com>
10934 * config/i386/i386.c (ix86_function_specific_save): Test that
10935 fields match values, rather than testing the values are in a
10938 2009-06-19 Richard Guenther <rguenther@suse.de>
10940 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10941 ADDR_EXPR pointers.
10942 (ptr_derefs_may_alias_p): Likewise.
10943 (ptr_deref_may_alias_ref_p_1): New function.
10944 (ptr_deref_may_alias_ref_p): Likewise.
10945 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10946 covered by looking at the ESCAPED solution.
10947 (call_may_clobber_ref_p_1): Likewise.
10948 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10949 Handle NULL_TREE offset. Do not produce redundant constraints.
10950 (process_all_all_constraints): New helper function.
10951 (do_structure_copy): Use it.
10952 (handle_lhs_call): Likewise.
10953 (find_func_aliases): Handle some builtins with pointer arguments
10954 and/or return values explicitly.
10956 2009-06-19 Ian Lance Taylor <iant@google.com>
10958 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10960 2009-06-19 Ian Lance Taylor <iant@google.com>
10962 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10964 2009-06-19 Ian Lance Taylor <iant@google.com>
10966 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10967 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10970 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10971 uninitialized const.
10973 2009-06-19 Ian Lance Taylor <iant@google.com>
10975 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10978 * c-decl.c (in_struct, struct_types): Remove.
10979 (struct c_binding): Add in_struct field.
10980 (c_binding_ptr): Define type, along with VEC.
10981 (struct c_struct_parse_info): Define.
10982 (struct_parse_info): New static variable.
10983 (bind): Initialize in_struct field.
10984 (start_struct): Remove enclosing_in_struct and
10985 enclosing_struct_types parameters. Add
10986 enclosing_struct_parse_info parameter. Change all callers. Set
10987 struct_parse_info rather than in_struct and struct_types.
10988 (grokfield): If -Wc++-compat and there is a symbol binding for the
10989 field name, set the in_struct flag and push it on the
10990 struct_parse_info->fields vector.
10991 (warn_cxx_compat_finish_struct): New static function.
10992 (finish_struct): Remove enclosing_in_struct and
10993 enclosing_struct_types parameters. Add
10994 enclosing_struct_parse_info parameter. Change all callers. Don't
10995 set C_TYPE_DEFINED_IN_STRUCT here. Call
10996 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10997 parameter. Only push on struct_types if warn_cxx_compat.
10998 (finish_enum): Only push on struct_types if warn_cxx_compat.
10999 (declspecs_add_type): Add loc parameter. Change all callers.
11000 Change all error calls to error_at. Pass loc, not input_location,
11001 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11002 defined in a struct. If -Wc++-compat and parsing a struct, record
11003 that a typedef name was used.
11004 * c-parser.c (c_parser_declspecs): Get location to pass to
11005 declspecs_add_type.
11006 (c_parser_struct_or_union_specifier): Update calls to start_struct
11008 * c-tree.h (struct c_struct_parse_info): Declare.
11009 (finish_struct, start_struct): Update declarations.
11010 (declspecs_add_type): Update declaration.
11012 2009-06-19 Ian Lance Taylor <iant@google.com>
11014 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11015 variable with an anonymous type.
11017 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11019 * see.c: Remove for real.
11021 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11023 * optabs.h (enum optab_index): Add new OTI_significand.
11024 (significand_optab): Define corresponding macro.
11025 * optabs.c (init_optabs): Initialize significand_optab.
11026 * genopinit.c (optabs): Implement significand_optab using
11027 significand?f2 patterns.
11028 * builtins.c (expand_builtin_mathfn): Handle
11029 BUILT_IN_SIGNIFICAND{,F,L}.
11030 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11031 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11033 * config/i386/i386.md (significandxf2, significand<mode>2): New
11034 expanders to implement significandf, significand and significandl
11035 built-ins as inline x87 intrinsics.
11037 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11039 * config/avr/avr.c (avr_override_options): Remove setting value of
11040 PARAM_INLINE_CALL_COST.
11042 2009-06-18 Richard Henderson <rth@redhat.com>
11045 * tree-pass.h (TDF_ASMNAME): New.
11046 * tree-dump.c (dump_options): Add asmname.
11047 * doc/invoke.texi: Document it.
11049 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11050 (dump_decl_name): ...here.
11051 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11052 (dump_generic_node): Update dump_function_name calls.
11053 (print_call_name): New flags arg; update all dump calls.
11054 * diagnostic.h (print_call_name): Update.
11055 * gimple-pretty-print.c (dump_gimple_call): Update.
11057 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11060 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11062 2009-06-18 Diego Novillo <dnovillo@google.com>
11064 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11065 * plugin.c (str_license): Declare.
11066 (try_init_one_plugin): Assert that the symbol
11067 'plugin_is_GPL_compatible' exists.
11069 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11072 * Makefile.in (OBJS-common): Remove see.o.
11074 * common.opt (fsee): Mark as preserved for backward compatibility.
11075 * opts.c (common_handle_option): Add OPT_fsee to the backward
11076 compatibility section.
11077 * passes.c (init_optimization_passes, pass_see): Remove pass.
11078 * timevar.def (TV_SEE): Remove.
11079 * tree-pass.h (pass_see): Remove declaration.
11080 * doc/invoke.texi (-fsee): Remove documentation.
11082 2009-06-18 Martin Jambor <mjambor@suse.cz>
11084 * tree-sra.c: Include statistics.h
11085 (sra_stats): New variable.
11086 (sra_initialize): Clear sra_stats.
11087 (create_access_replacement): Increment sra_stats.replacements.
11088 (get_access_replacement): Do not return twice.
11089 (analyze_all_variable_accesses): Increment statistics counter by the
11090 number of scalarized aggregates.
11091 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11092 (sra_modify_expr): Increment sra_stats.exprs.
11093 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11094 (sra_modify_assign): Increment sra_stats.exprs,
11095 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11096 (perform_intra_sra): Update statistics counters.
11097 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11099 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11101 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11102 (arm_scalar_mode_supported_p): New function.
11104 2009-06-18 Paul Brook <paul@codesourcery.com>
11105 Sandra Loosemore <sandra@codesourcery.com>
11107 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11108 (__extendhfsf2, __truncsfhf2): Define.
11109 * config/arm/fp16.c: New file.
11110 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11111 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11113 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11115 * doc/extend.texi (Half-Precision): New section.
11116 * doc/invoke.texi (Option Summary): List -mfp16-format.
11117 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11118 * config/arm/arm.opt (mfp16-format=): New.
11119 * config/arm/arm.c: Include intl.h.
11120 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11121 (TARGET_INVALID_RETURN_TYPE): Redefine.
11122 (TARGET_PROMOTED_TYPE): Redefine.
11123 (TARGET_CONVERT_TO_TYPE): Redefine.
11124 (arm_fp16_format): Define.
11125 (all_fpus): Add entry for neon-fp16.
11126 (fp_model_for_fpu): Likewise.
11127 (struct fp16_format): Declare.
11128 (all_fp16_formats): Define.
11129 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11131 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11133 (arm_legitimate_index_p): Treat HFmode like HImode.
11134 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11135 (coproc_secondary_reload_class): Special-case HFmode.
11136 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11137 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11138 (arm_init_fp16_builtins): New.
11139 (arm_init_builtins): Call it.
11140 (arm_invalid_parameter_type): New.
11141 (arm_invalid_return_type): New.
11142 (arm_promoted_type): New.
11143 (arm_convert_to_type).
11144 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11146 (arm_emit_fp16_const): New function.
11147 (arm_mangle_type): Mangle __fp16 as "Dh".
11148 * config/arm/arm.h (TARGET_VFPD32): Make it know about
11150 (TARGET_NEON_FP16): New.
11151 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
11152 (enum fputype): Add FPUTYPE_NEON_FP16.
11153 (enum arm_fp16_format_type): Declare.
11154 (arm_fp16_format): Declare.
11155 (LARGEST_EXPONENT_IS_NORMAL): Define.
11156 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
11157 * config/arm/arm-modes.def (HFmode): Define.
11158 * config/arm/vfp.md: (*movhf_vfp): New.
11159 (extendhfsf2): New.
11161 * config/arm/arm.md: (fpu): Add neon_fp16.
11162 (floatsihf2, floatdihf2): New.
11163 (fix_trunchfsi2, fix_trunchfdi2): New.
11165 (extendhfdf2): New.
11167 (*arm32_movhf): New.
11168 (*thumb1_movhf): New.
11169 (consttable_2): Add check for HFmode constants.
11170 (consttable_4): Handle HFmode constants.
11172 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11174 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11176 2009-06-17 Olivier Hainque <hainque@adacore.com>
11178 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11179 const char ** conversion in AIX specific section.
11181 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11183 * config/i386/i386.c (ix86_special_builtin_type): Remove
11184 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11185 (bdesc_special_args): Updated.
11186 (ix86_init_mmx_sse_builtins): Likewise.
11187 (ix86_expand_special_args_builtin): Likewise.
11189 2009-06-17 Richard Henderson <rth@redhat.com>
11191 * tree-pretty-print.c (maybe_dump_asm_name): New.
11192 (dump_decl_name): Use it.
11193 (PRINT_FUNCTION_NAME): Merge into...
11194 (dump_function_name): ... here. Use maybe_dump_asm_name.
11196 2009-06-17 Cary Coutant <ccoutant@google.com>
11198 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
11200 * debug.c (struct gcc_debug_hooks): Change placeholder for
11202 (debug_nothing_int_charstar_int): Replaced by...
11203 (debug_nothing_int_charstar_int_bool): ...this.
11204 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11205 source_line prototype.
11206 (debug_nothing_int_charstar_int): Replaced by...
11207 (debug_nothing_int_charstar_int_bool): ...this.
11208 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11209 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11210 Output is_stmt operand when necessary.
11211 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11212 (notice_source_line): Add is_stmt parameter.
11213 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11214 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11216 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11217 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11219 2009-06-17 Ian Lance Taylor <iant@google.com>
11221 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11223 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11226 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11228 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11229 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11230 tree_strip_sign_nop_conversions and
11231 tree_ssa_strip_useless_type_conversions rather than stripping
11232 the operations here.
11233 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11235 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11236 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11237 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11238 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11241 2009-06-17 Michael Eager <eager@eagercon.com>
11243 * config/rs6000/constraints.md (register_constraint "d"): New.
11244 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11245 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11246 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11247 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11248 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11249 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11250 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11251 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11252 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11253 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11255 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11256 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11257 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11258 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11259 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11260 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11261 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11262 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11263 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11264 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11265 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11266 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11267 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11268 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11270 2009-06-16 Ian Lance Taylor <iant@google.com>
11272 * profile.c (total_num_never_executed): Don't define.
11273 (compute_branch_probabilities): Don't count or print
11274 num_never_executed.
11275 (init_branch_prob): Don't set total_num_never_executed.
11276 (end_branch_prob): Don't print total_num_never_executed.
11278 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11280 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11282 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11284 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11285 (nabstd2_fpr): Same.
11287 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11289 * expr.c (expand_assignment): Change complex type check.
11291 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11293 * doc/plugins.texi (Building GCC plugins): Added new section.
11295 2009-06-17 Ian Lance Taylor <iant@google.com>
11297 * c-pch.c (get_ident): Don't set size of templ array.
11298 (pch_init): Don't set size of partial_pch array.
11300 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11301 string constant to intialize an array whose size is the length of
11304 2009-06-17 Richard Guenther <rguenther@suse.de>
11306 PR tree-optimization/40389
11307 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11308 to addressable types.
11309 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11311 2009-06-17 Richard Guenther <rguenther@suse.de>
11313 PR middle-end/40460
11314 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11315 if there is no evolution of left in the loop bail out.
11316 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11317 chrec_fold_multiply.
11319 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11320 Janis Johnson <janis187@us.ibm.com>
11323 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11324 for the symbol ref of a constant that is the source of a move
11325 - nor for any other not-obvious-label-ref constants.
11327 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11329 * plugin.c (position_pass): Skip newly inserted pass during list
11330 traversal to avoid repeated insertion.
11332 2009-06-16 Ian Lance Taylor <iant@google.com>
11334 * vec.h (VEC_stack_alloc): Define different version if
11335 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11336 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11337 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11338 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11340 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11342 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11344 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11345 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11346 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11347 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11348 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11349 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11350 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11351 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11352 __builtin_ia32_rdtscp.
11353 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11354 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11355 and __builtin_ia32_rorhi.
11356 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11357 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11358 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11359 (ix86_expand_args_builtin): Likewise.
11360 (ix86_expand_special_args_builtin): Likewise.
11362 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11363 (UNSPECV_RDTSC): Likewise.
11364 (UNSPECV_RDPMC): Likewise.
11365 (*bsr): Renamed to ...
11367 (*bsr_rex64): Renamed to ...
11370 (*rdpmc): Likewise.
11371 (*rdpmc_rex64): Likewise.
11373 (*rdtsc): Likewise.
11374 (*rdtsc_rex64): Likewise.
11375 (rdtscp): Likewise.
11376 (*rdtscp): Likewise.
11377 (*rdtscp_rex64): Likewise.
11379 * config/i386/ia32intrin.h: New.
11381 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11383 2009-06-16 Ian Lance Taylor <iant@google.com>
11385 * ira-build.c (copy_info_to_removed_store_destinations):
11386 Initialize parent_a.
11388 2009-06-16 Ian Lance Taylor <iant@google.com>
11390 * c-decl.c (grokdeclarator): Change size_varies to bool.
11392 2009-06-16 Ian Lance Taylor <iant@google.com>
11394 * sel-sched.c: Make forward declarations of move_op_hooks and
11395 fur_hooks explicitly extern.
11397 2009-06-16 Ian Lance Taylor <iant@google.com>
11399 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11400 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11402 2009-06-16 Ian Lance Taylor <iant@google.com>
11404 * resource.c (mark_referenced_resources): Change
11405 include_delayed_effects parameter to bool. Change all callers.
11406 (mark_end_of_function_resources): Likewise.
11407 * reorg.c (insn_references_resource_p): Likewise.
11408 (insn_sets_resource_p): Likewise.
11409 * resource.h (mark_referenced_resources): Update declaration.
11410 (mark_end_of_function_resources): Update declaration.
11412 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11414 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11416 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11418 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11419 GCC can bootstrap on AIX with GNU Binutils 2.20.
11421 2009-06-16 Ian Lance Taylor <iant@google.com>
11423 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11425 2009-06-16 Ian Lance Taylor <iant@google.com>
11427 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11428 inline, not extern inline.
11429 (exact_log2): Likewise.
11430 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11432 (exact_log2): Likewise, but don't test CTZ_HWI.
11434 2009-06-16 Ian Lance Taylor <iant@google.com>
11436 * bitmap.c (bitmap_clear): Don't declare as inline.
11437 * gimple.c (gimplify_assign): Likewise.
11438 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11439 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11440 (sched_scan_info): Remove duplicate definition.
11442 2009-06-16 Ian Lance Taylor <iant@google.com>
11444 * c-common.c (skip_evaluation): Don't define.
11445 (c_inhibit_evaluation_warnings): Define global variable.
11446 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11447 than skip_evaluation.
11448 (convert_and_check, warn_for_div_by_zero): Likewise.
11449 * c-common.h (skip_evaluation): Don't declare.
11450 (c_inhibit_evaluation_warnings): Declare.
11451 * c-parser.c (c_parser_typeof_specifier): Set
11452 c_inhibit_evaluation_warnings rather than skip_evaluation.
11453 (c_parser_conditional_expression): Likewise.
11454 (c_parser_binary_expression): Likewise.
11455 (c_parser_sizeof_expression): Likewise.
11456 (c_parser_alignof_expression): Likewise.
11457 * c-typeck.c (build_indirect_ref): Check
11458 c_inhibit_evaluation_warnings rather than skip_evaluation.
11459 (build_conditional_expr, build_binary_op): Likewise.
11461 2009-06-16 Richard Guenther <rguenther@suse.de>
11463 * tree-ssa-alias.c (is_escape_site): Remove.
11464 * tree-ssa-alias.h (enum escape_type): Remove.
11465 (is_escape_site): Likewise.
11466 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11467 via casts and asms without deferring to is_escape_site.
11469 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11471 PR middle-end/40446
11472 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11473 use gen_lowpart if op0 has complex mode.
11475 2009-06-16 Richard Guenther <rguenther@suse.de>
11477 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11478 variables add them to ESCAPED.
11479 (find_func_aliases): Do not make all indirectly stored values escaped.
11481 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11483 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11484 make_decl_one_only.
11486 2009-06-16 Martin Jambor <mjambor@suse.cz>
11488 PR tree-optimization/40432
11489 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11490 check whether we need to force gimple register operand.
11492 2009-06-16 Martin Jambor <mjambor@suse.cz>
11494 PR tree-optimization/40413
11495 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11496 build_ref_for_offset.
11497 (propagate_subacesses_accross_link): Fix a typo in a comment.
11499 2009-06-16 Ira Rosen <irar@il.ibm.com>
11501 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11502 with additional parameter.
11503 * tree-vectorizer.h (enum vect_def_type): Add new value
11505 (enum vect_relevant): Add comments.
11506 (vect_is_simple_reduction): Add new argument.
11507 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11508 Detect nested cycles.
11509 (vect_is_simple_reduction): Update documentation, add an argument to
11510 distinguish inner-loop reduction from nested cycle, detect nested
11511 cycles, fix printings and indentation, don't swap operands in case
11513 (get_initial_def_for_reduction): Handle subtraction.
11514 (vect_create_epilog_for_reduction): Add new argument to specify
11515 reduction variable.
11516 (vect_finalize_reduction): Handle subtraction, fix comments.
11517 (vectorizable_reduction): Handle nested cycles. In case of nested
11518 cycle keep track of the reduction variable position. Call
11519 vect_is_simple_reduction with additional parameter. Use original
11520 statement code in reduction epilogue for nested cycle. Call
11521 vect_create_epilog_for_reduction with additional parameter.
11522 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11523 inner-loop vectorization.
11524 (vect_recog_widen_sum_pattern): Likewise.
11525 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11527 (vect_mark_stmts_to_be_vectorized): Likewise.
11528 (vect_get_vec_def_for_operand): Handle nested cycles.
11530 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11532 * doc/invoke.texi (Debugging Options): Fix option index entries
11533 for -fdump-statistics, -frandom-seed add entries for
11534 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11535 (FRV Options): Fix entries for -mTLS, -mtls.
11536 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11537 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11538 (M68hc1x Options): Fix @itemx for -mnominmax.
11539 (MCore Options): Fix entry for -mno-lsim.
11540 (MMIX Options): Fix entry for -mabi=mmixware.
11541 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11543 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11545 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11546 Mention the plugin mode of gengtype.
11547 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11548 * gengtype.c: Updated copyright.
11549 (plugin_files, nb_plugin_files) Added new static variables.
11550 (measure_input_list) Care about plugin_files.
11551 (write_rtx_next): Added early return in plugin mode.
11552 (create_file): Updated copyright year in generated file. Added
11554 (oprintf): Added early return if NULL outf.
11555 (get_output_file_with_visibility): Care of plugin_files.
11556 (get_output_file_name): May return null.
11557 (write_local): Added early return.
11558 (put_mangled_filename): Ditto.
11559 (finish_root_table): Added check for base_files.
11560 (write_roots): Care about null when plugins.
11561 (main): Added plugin mode.
11563 2009-06-15 Ian Lance Taylor <iant@google.com>
11565 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11566 * gcov.c (read_count_file): Add braces around variables declared
11569 * c.opt (Wjump-misses-init): New warning.
11570 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11571 -Wall and -Wc++-compat if not already set.
11572 (c_common_post_options): Clear warn_jump_misses_init if it was not
11574 * c-decl.c (struct c_binding): Change type field to a union with
11575 new label field. Make it the first field in the struct. Update
11576 references to type to use u.type instead.
11577 (struct c_spot_bindings): Define.
11578 (struct c_goto_bindings): Define.
11579 (c_goto_bindings_p): Define, along with VECs.
11580 (struct c_label_vars): Define.
11581 (struct c_scope): Add has_label_bindings field.
11582 (bind_label, set_spot_bindings): New static functions.
11583 (decl_jump_unsafe, update_spot_bindings): New static functions.
11584 (update_label_decls): New static function.
11585 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11586 Update binding u.label field to shadowed field.
11587 (c_binding_start_stmt_expr): New function.
11588 (c_binding_end_stmt_expr): New function.
11589 (pushdecl): Don't call c_begin_vm_scope.
11590 (make_label): Add defining and p_label_vars parameters. Change
11592 (lookup_label): Correct test for whether a label has not yet been
11593 defined. Call bind_label rather than bind.
11594 (warn_about_goto): New static function.
11595 (lookup_label_for_goto): New function.
11596 (declare_label): Call bind_label rather than bind.
11597 (check_earlier_gotos): New static function.
11598 (define_label): Don't give errors about jumping into statement
11599 expressions or scopes of variably modified types. Call
11600 set_spot_bindings and check_earlier_gotos. Call bind_label
11601 instead of bind. Don't set label_context_stack_se or
11602 label_context_stack_vm.
11603 (c_get_switch_bindings): New function.
11604 (c_release_switch_bindings): New function.
11605 (c_check_switch_jump_warnings): New function.
11606 (start_function): Don't set label_context_stack_se or
11607 label_context_stack_vm.
11608 (finish_function): Likewise.
11609 * c-typeck.c (label_context_stack_se): Don't define.
11610 (label_context_stack_vm): Don't define.
11611 (c_finish_goto_label): Call lookup_label_for_goto rather than
11612 lookup_label. Don't give errors about jumping into a statement
11613 expression or the scope of a variably modified type. Don't set
11614 label_context_stack_se or label_context_stack_vm.
11615 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11616 fields. Add bindings field.
11617 (c_start_case): Don't set deleted fields. Set bindings field.
11618 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11619 or blocked_vm. Call c_check_switch_jump_warnings.
11620 (c_finish_case): Don't test blocked_stmt_expr field. Call
11621 c_release_switch_bindings.
11622 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11623 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11624 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11625 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11626 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11627 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11628 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11629 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11630 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11631 (C_DECL_UNJUMPABLE_VM): Don't define.
11632 (C_DECL_UNDEFINABLE_VM): Don't define.
11633 (struct c_label_list): Don't define.
11634 (struct c_label_context_se): Don't define.
11635 (struct c_label_context_vm): Don't define.
11636 (struct c_spot_bindings): Declare.
11637 (c_bindings_start_stmt_expr): Declare.
11638 (c_bindings_end_stmt_expr): Declare.
11639 (lookup_label_for_goto): Declare.
11640 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11641 (c_check_switch_jump_warnings): Declare.
11642 (label_context_stack_se, label_context_stack_vm): Don't declare.
11643 (c_finish_goto_label): Update declaration.
11644 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11645 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11646 (Warning Options): Document -Wjump-misses-init.
11648 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11650 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11653 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11655 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11657 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11659 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11661 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11663 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11665 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11667 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11668 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11669 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11670 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11671 * dwarf2asm.c (dw2_force_const_mem): Update call to
11672 make_decl_one_only.
11673 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11674 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11675 * langhooks.c (lhd_comdat_group): Remove.
11676 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11677 * tree.h (DECL_COMDAT_GROUP): New.
11678 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11679 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11680 (make_decl_one_only): Change signature.
11681 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11682 make_decl_one_only.
11683 (make_decl_one_only): Change signature.
11684 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11686 2009-06-15 Richard Guenther <rguenther@suse.de>
11688 PR middle-end/40439
11689 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11691 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11693 * tree-ssa-math-opts.c: Remove extra divide.
11695 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11697 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11699 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11701 * passes.c: Add bswap pass.
11702 * tree-pass.h: Add pass_optimize_bswap declaration.
11703 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11704 Include rtl.h, expr.h and optabs.h for optab_handler check.
11705 (struct symbolic_number, pass_optimize_bswap): New definition.
11706 (do_shift_rotate, verify_symbolic_number_p): New functions.
11707 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11708 (gate_optimize_bswap): New function.
11709 * tree.c (widest_int_cst_value): New function.
11710 * tree.h (widest_int_cst_value): Prototype added.
11712 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11714 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11715 REG_EQUAL/REG_EQUIV notes.
11717 2009-06-14 Richard Guenther <rguenther@suse.de>
11719 PR middle-end/40389
11720 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11721 has its address taken if NRV was applied and it is addressable.
11722 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11723 function split out from ...
11724 (get_constraint_for_1): ... here.
11725 (handle_rhs_call): Use it to mark the return slot escaped if
11726 it is addressable and NRV was applied.
11728 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11730 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11731 Change first argument type to location_t.
11732 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11733 Do not set input_location.
11734 Use loc instead of input_location throughout.
11736 2009-06-13 Richard Guenther <rguenther@suse.de>
11738 PR tree-optimization/40421
11739 * tree-predcom.c (should_unroll_loop_p): Remove.
11740 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11742 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11744 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11745 Add location argument.
11747 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11749 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11751 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11752 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11753 * config/spu/spu-protos.h: Add location to
11754 spu_resolve_overloaded_builtin.
11755 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11756 spu_build_builtin_va_list.
11757 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11758 argument. Pass location to build_function_call_vec.
11759 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11761 (emit_fpu_switch): Same.
11762 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11763 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11764 to build_decl and create_artificial_label.
11765 (xtensa_gimplify_va_arg_expr): Same.
11766 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11767 (xstormy16_gimplify_va_arg_expr): Same.
11768 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11769 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11770 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11771 (mips16_build_function_stub): Same.
11772 (mips16_build_call_stub): Same.
11774 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11777 * arm/constraints.md (Pa, Pb): New constraints.
11778 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11779 split pattern to deal with them.
11781 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11783 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11784 fix index entry for -Xpreprocessor.
11786 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11788 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11789 Add location argument to build_decl call.
11790 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11791 (rs6000_init_builtins): Same.
11792 (spe_init_builtins): Same.
11793 (rs6000_gimplify_va_arg): Add location argument to
11794 create_artificial_label call.
11796 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11798 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11799 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11800 * Makefile.in: Fix GGC dependency for gcse.o.
11802 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11804 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11805 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11806 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11808 * c-parser.c (c_parser_binary_expression): Use current column while
11809 building binary operations.
11810 * common.opt (fshow-column): Enable by default.
11811 * tree-vrp.c (check_array_ref): Use warning_at.
11812 (check_array_bounds): Use location from call back if expr has no
11814 * tree.h: Add location argument to maybe_fold_*.
11815 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11816 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11817 (maybe_fold_offset_to_component_ref): Same.
11818 (maybe_fold_offset_to_reference): Same.
11819 (maybe_fold_offset_to_address): Same.
11820 (maybe_fold_stmt_indirect): Same.
11821 (maybe_fold_stmt_addition): Same.
11822 (fold_stmt_r): Pass location to maybe_fold_*.
11823 (fold_gimple_assign): Same.
11824 * c-tree.h: Add location argument to finish_decl,
11825 default_function_array_conversion, store_init_value.
11826 * c-decl.c (define_label): Use error_at.
11827 (c_make_fname_decl): Pass location to finish_decl.
11828 (finish_decl): New location argument.
11829 (build_compound_literal): Pass location to store_init_value.
11830 (grokdeclarator): Pass location to finish_decl.
11832 * c-typeck.c (array_to_pointer_conversion): New location argument.
11833 (function_to_pointer_conversion): Same.
11834 (default_function_array_conversion): Same.
11835 (parser_build_unary_op): Pass location to overflow_warning.
11836 (parser_build_binary_op): Same. Use warning_at.
11837 (build_unary_op): Pass location to array_to_pointer_conversion.
11838 (build_c_cast): Pass location to digest_init.
11839 (build_modify_expr): New location argument.
11840 (convert_for_assignment): Same.
11841 (store_init_value): Same.
11842 (digest_init): Same.
11843 (output_init_element): Pass location to digest_init and
11844 array_to_pointer_conversion.
11845 (c_finish_return): Pass location to convert_for_assignment.
11846 * gimplify.c (gimplify_conversion): Pass location to
11847 maybe_fold_offset_to_address.
11848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11849 to maybe_fold_stmt_addition.
11850 * c-omp.c (c_finish_omp_atomic): Pass new location to
11852 (c_finish_omp_for): Same.
11853 * c-common.c (overflow_warning): New argument.
11854 * c-common.h: New argument to build_modify_expr, overflow_warning.
11855 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11857 (c_parser_initializer): Pass location to
11858 default_function_array_conversion.
11859 (c_parser_initelt): Same.
11860 (c_parser_initval): Same.
11861 (c_parser_asm_operands): Same.
11862 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11863 (c_parser_conditional_expression): Same.
11864 (c_parser_binary_expression): Add location info to stack. Use it.
11865 (c_parser_unary_expression): Pass location to
11866 default_function_array_conversion, parser_build_unary_op,
11867 build_indirect_ref, c_parser_postfix_expression_after_primary.
11868 (c_parser_postfix_expression_after_primary): New location argument.
11870 (c_parser_expression_conv): Pass location to
11871 default_function_array_conversion.
11872 (c_parser_expr_list): Same.
11873 (c_parser_omp_atomic): Same.
11874 (c_parser_omp_for_loop): Same.
11875 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11876 (build_array_declarator): New argument.
11877 * c-decl.c (build_array_declarator): Add location argument.
11878 (grokdeclarator): Set id_loc for cdk_array.
11879 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11880 build_array_declarator.
11881 * tree.c (build_omp_clause): Add location argument.
11882 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11883 (OMP_CLAUSE_LOCATION): New macro.
11884 (struct tree_omp_clause): Add location field.
11885 (build_omp_clause): Add argument.
11886 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11887 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11889 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11890 (cp_parser_omp_clause_collapse): Same.
11891 (cp_parser_omp_clause_default): Same.
11892 (cp_parser_omp_clause_if): Same.
11893 (cp_parser_omp_clause_nowait): Same.
11894 (cp_parser_omp_clause_num_threads): Same.
11895 (cp_parser_omp_clause_ordered): Same.
11896 (cp_parser_omp_clause_schedule): Same.
11897 (cp_parser_omp_clause_untied): Same.
11898 (cp_parser_omp_for_loop): Same.
11899 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11900 * c-tree.h (c_start_case): Add location argument.
11901 (c_process_expr_stmt): Same.
11902 (c_finish_goto_*): Same.
11903 * tree-parloops.c (initialize_reductions): Pass location to
11905 (create_parallel_loop): Same.
11906 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11907 (gfc_trans_omp_reduction_list): Same.
11908 (gfc_trans_omp_clauses): Same.
11909 (gfc_trans_omp_do): Same.
11910 * c-typeck.c (c_finish_goto_label): Same.
11911 (c_finish_goto_ptr): New location argument.
11912 (c_start_case): Same.
11913 (emit_side_effect_warnings): Same.
11914 (c_process_expr_stmt): Same.
11915 (c_finish_stmt_expr): Same.
11916 (c_finish_omp_clauses): Use error_at instead of error.
11917 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11919 * c-omp.c (c_split_parallel_clauses): New location argument.
11920 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11921 to build_omp_clause.
11922 (convert_local_reference_stmt): Same.
11923 (convert_gimple_call): Same.
11924 * c-common.h (c_split_parallel_clauses): New argument.
11925 * c-parser.c (c_parser_statement_after_labels): Pass location to
11926 c_finish_goto_label.
11927 (c_parser_switch_statement): Pass location to c_start_case.
11928 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11929 and c_process_expr_stmt.
11930 (c_parser_omp_variable_list): Add location argument.
11931 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11932 (c_parser_omp_clause_default): Same.
11933 (c_parser_omp_clause_if): Same.
11934 (c_parser_omp_clause_num_threads): Same.
11935 (-c_parser_omp_clause_ordered): Same.
11936 (c_parser_omp_clause_reduction): Pass location to
11937 c_parser_omp_variable_list.
11938 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11939 (c_parser_omp_clause_untied): Same.
11940 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11941 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11943 * c-tree.h (check_for_loop_decls, undeclared_variable,
11944 build_component_ref, build_array_ref, build_external_ref,
11945 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11946 build_conditional_expr, build_compound_expr, c_cast_expr,
11947 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11948 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11950 * c-semantics.c (build_stmt): Same.
11951 (build_case_label): Same.
11952 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11953 (undeclared_variable): New argument.
11954 (make_label): Same.
11955 (lookup_label): Pass location on down.
11956 (define_label): Same.
11957 (finish_decl): Same.
11958 (build_compound_literal): Same.
11959 (finish_struct): Same.
11960 (finish_function): Do not set location here.
11961 (check_for_loop_decls): New argument.
11962 * tree.c (save_expr): Set location.
11963 (build_empty_stmt): New argument.
11964 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11965 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11966 * builtins.c (gimplify_va_arg_expr): Use locations.
11967 (expand_builtin_sync_operation): Same.
11968 * c-typeck.c (build_component_ref): New argument.
11969 (build_array_ref): Same.
11970 (build_external_ref): Same.
11971 (c_expr_sizeof_expr): Same.
11972 (c_expr_sizeof_type): Same.
11973 (parser_build_unary_op): Same.
11974 (build_conditional_expr): Same.
11975 (build_compound_expr): Pass location on down.
11976 (build_compound_expr): New argument.
11977 (build_c_cast): Same.
11978 (c_cast_expr): Same.
11979 (build_asm_expr): Same.
11980 (c_finish_return): Same.
11981 (c_process_expr_stmt): Pass location on down.
11982 (c_finish_stmt_expr): New argument.
11983 (push_clenaup): Same.
11984 (c_finish_omp_parallel): Same.
11985 (c_finish_omp_task): Same.
11986 * gimplify.c (gimplify_call_expr): Pass location on down.
11987 * c-omp.c (c_finish_omp_master): New argument.
11988 (c_finish_omp_critical): Same.
11989 (c_finish_omp_ordered): Same.
11990 (c_finish_omp_barrier): Same.
11991 (-c_finish_omp_taskwait): Same.
11992 (c_finish_omp_atomic): Same.
11993 (c_finish_omp_flush): Same.
11994 * tree-inline.c (copy_tree_body_r): Pass location on down.
11995 (inline_forbidden_p): Remove use of input_location.
11996 * c-gimplify.c (c_build_bind_expr): New argument.
11997 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11998 (c_sizeof_or_alignof_type): New argument.
11999 (c_alignof_expr): Same.
12000 (build_va_arg): Same.
12001 (c_add_case_label): Same.
12002 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12003 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12004 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12005 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12006 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12007 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12009 * stub-objc.c (objc_build_selector_expr): Same.
12010 (objc_build_throw_stmt): Same.
12011 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12012 (c_parser_initelt): Same.
12013 (c_parser_compound_statement): Same.
12014 (c_parser_compound_statement_nostart): Same.
12015 (c_parser_label): Same.
12016 (c_parser_statement_after_labels): Same.
12017 (c_parser_if_body): Same.
12018 (c_parser_else_body): Same.
12019 (c_parser_if_statement): Same.
12020 (c_parser_switch_statement): Same.
12021 (c_parser_while_statement): Same.
12022 (c_parser_do_statement): Same.
12023 (c_parser_for_statement): Same.
12024 (c_parser_asm_statement): Same.
12025 (c_parser_conditional_expression): Same.
12026 (c_parser_binary_expression): Same.
12027 (c_parser_cast_expression): Same.
12028 (c_parser_unary_expression): Same.
12029 (c_parser_sizeof_expression): Same.
12030 (c_parser_alignof_expression): Same.
12031 (c_parser_postfix_expression): Same.
12032 (c_parser_expression): Same.
12033 (c_parser_objc_receiver): Same.
12034 (c_parser_omp_variable_list): Same.
12035 (c_parser_omp_structured_block): Same.
12036 (c_parser_omp_atomic): New argument.
12037 (c_parser_omp_barrier): Same.
12038 (c_parser_omp_critical): Same.
12039 (c_parser_omp_flush): Pass location on down.
12040 (c_parser_omp_for_loop): New argument.
12041 (c_parser_omp_for): Same.
12042 (c_parser_omp_master): Same.
12043 (c_parser_omp_ordered): Same.
12044 (c_parser_omp_sections_scope): Same.
12045 (c_parser_omp_sections): Same.
12046 (c_parser_omp_parallel): Same.
12047 (c_parser_omp_single): Same.
12048 (c_parser_omp_task): Same.
12049 (c_parser_omp_taskwait): Pass location on down.
12050 (c_parser_omp_construct): Same.
12051 (c_parser_omp_threadprivate): Same.
12052 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12053 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12054 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12055 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12056 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12057 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12058 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12059 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12060 config/i386/i386.c, stmt.c:
12061 Add location argument to the following function definitions and/or
12062 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12063 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12064 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12065 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12066 do_case, c_finish_bc_stmt, build_compound_literal,
12067 build_function_call.
12068 * c-decl.c (build_compound_literal): Add location argument.
12069 Make all diagnostic calls use location.
12070 (start_struct): Same.
12071 (finish_struct): Same.
12072 (start_enum): Same.
12073 (build_enumerator): Same.
12074 (start_function): Same.
12075 (grokdeclarator): Make all diagnostic calls use location.
12076 (store_parm_decls_oldstyle): Same.
12077 * c-typeck.c (build_function_call): Add location argument.
12078 Make all diagnostic calls use location.
12080 (c_finish_bc_stmt): Same.
12081 * tree-nested.c (get_trampoline_type): Add argument.
12082 Pass location to build_decl.
12083 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12084 * rtl.h (RTL_LOCATION): New.
12085 * c-common.c (c_add_case_label): Add location argument.
12086 Make all diagnostic calls use location.
12087 * c-common.h: Add location argument to make_fname_decl, do_case,
12088 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12089 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12090 Set it appropriately for every case. Pass enum_loc to start_enum
12091 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12093 (c_parser_struct_or_union_specifier): Save location. Use it for
12094 start_struct, finish_struct, and parser_xref_tag.
12096 2009-06-12 Ian Lance Taylor <iant@google.com>
12098 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12100 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12101 cpp_opts->warn_cxx_operator_names.
12103 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12106 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12107 is returns NULL and OP is a VCE, look through the VCE.
12109 2009-06-12 Ian Lance Taylor <iant@google.com>
12112 * collect2.c (main): Use CONST_CAST2 in code inside #if
12113 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12115 2009-06-12 Joey Ye <joey.ye@intel.com>
12117 PR middle-end/39146
12118 * cfgexpand.c (get_decl_align_unit): Update
12119 max_used_stack_slot_alignment with align instead of
12120 stack_alignment_needed.
12122 * function.c (assign_stack_local_1): Update
12123 max_used_stack_slot_alignment with alignment_in_bits instead
12124 of stack_alignment_needed.
12125 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12128 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12130 * dwarf2out.c (last_var_location_insn): New variable.
12131 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12132 (dwarf2out_var_location): Don't record anything after last real
12133 insn. Only change labels if there were any real instructions
12134 in between last note and this one, or if changed sections.
12136 2009-06-11 Richard Henderson <rth@redhat.com>
12138 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12139 note when storing the frame pointer in a register.
12140 (FRP): Don't redefine to nothing for epilogue.
12141 (alpha_expand_epilogue): Mark register and sp restores.
12142 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12144 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12145 when gen_lowpart is needed.
12147 2009-06-11 Richard Henderson <rth@redhat.com>
12149 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
12151 * dwarf2out.c (need_data_align_sf_opcode): New.
12152 (div_data_align): Move earlier.
12153 (def_cfa_1, reg_save): Use it.
12155 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
12157 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
12158 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
12159 (ix86_handle_option): Handle OPT_mcrc32.
12160 (ix86_target_string): Add -mcrc32.
12161 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
12163 * config/i386/i386.h (TARGET_CRC32): New.
12165 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
12166 (sse4_2_crc32di): Likewise.
12168 * config/i386/i386.opt (mcrc32): New.
12170 * doc/invoke.texi: Document -mcrc32.
12172 2009-06-11 Richard Henderson <rth@redhat.com>
12174 * common.opt (gdwarf-): Accept a version number.
12175 * doc/invoke.texi (gdwarf-): Update docs.
12176 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12177 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12178 version level, and record it.
12180 * dwarf2.h (DW_CIE_VERSION): Remove.
12181 * dwarf2out.c (DWARF_VERSION): Remove.
12182 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12183 (output_call_frame_info): Use CIE version 3 for dwarf3,
12184 or if the return register column is out of range for version 1.
12185 (dwarf_stack_op_name): Add all dwarf3 values.
12186 (DEBUG_PUBTYPES_SECTION): New.
12187 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
12188 encoding change for dwarf3.
12189 (output_die) [dw_val_class_die_ref]: Likewise.
12190 (output_compilation_unit_header): Emit correct version for dwarf3.
12191 (output_line_info): Likewise.
12192 (output_pubnames): Update for DWARF_VERSION removal.
12193 (output_aranges): Likewise.
12194 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
12195 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
12196 (dwarf2out_finish): Likewise.
12198 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12200 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12203 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12206 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12207 * builtins.c (expand_builtin_unreachable): New function.
12208 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12209 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12210 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12212 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12213 searching for missing barriers.
12215 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12217 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12218 when -fprofile-generate* was passed.
12219 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12221 2009-06-11 Anthony Green <green@moxielogic.com>
12223 * config/moxie/moxie.md: Define length attribute for all instructions.
12225 (*b<cond:code>): Support limited branch ranges for new PC-relative
12226 branch instructions.
12227 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12229 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12231 * config/i386/i386.c (min_insn_size): Use get_attr_length
12232 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12233 For __asm return 0.
12235 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12236 instead of emit_insn_before.
12238 2009-06-10 Ian Lance Taylor <iant@google.com>
12241 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12244 2009-06-10 Revital Eres <eres@il.ibm.com>
12246 * passes.c (init_optimization_passes): Reschedule
12247 predictive-commoning pass before complete unroll pass.
12249 2009-06-10 Martin Jambor <mjambor@suse.cz>
12251 * cgraph.c (cgraph_node_can_be_local_p): New function.
12252 (cgraph_make_node_local): New function.
12253 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12254 (cgraph_make_node_local): Declare.
12256 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12258 * tree.h (tree_base): Add packed_flag and user_align fields.
12259 Decrease size of spare field.
12260 (TYPE_USER_ALIGN): Use user_align from tree_base.
12261 (DECL_USER_ALIGN): Likewise.
12262 (TYPE_PACKED): Use packed_flag from tree_base.
12263 (DECL_PACKED): Likewise.
12264 (tree_type): Delete packed_flag and user_align fields. Widen
12265 precision field. Widen mode field and shuffle fields to align
12266 mode on an 8-bit boundary.
12267 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12268 Renumber decl_flag_* fields. Fix comments. Widen
12269 decl_common_unused field.
12270 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12271 (DECL_EXTERNAL): Likewise.
12272 (DECL_BIT_FIELD): Likewise.
12273 (DECL_NONADDRESSABLE_P): Likewise.
12274 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12275 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12277 2009-06-10 Ian Lance Taylor <iant@google.com>
12279 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12280 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12281 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12282 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12283 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12284 DEF_VEC_ALLOC_FUNC_P.
12285 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12286 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12287 DEF_VEC_ALLOC_FUNC_O.
12288 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12289 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12290 DEF_VEC_ALLOC_FUNC_I.
12291 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12292 (vec_stack_p_reserve_exact_1): Declare.
12293 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12294 (vec_stack_free): Declare.
12295 (VEC_stack_alloc): Define.
12296 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12297 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12298 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12299 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12301 (stack_vecs): New static variable.
12302 (vec_stack_p_reserve_exact_1): New function.
12303 (vec_stack_o_reserve_1): New static function.
12304 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12305 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12306 (vec_stack_free): New function.
12307 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12308 (VEC_df_ref_stack_alloc): Define.
12309 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12310 DEF_VEC_ALLOC_P_STACK.
12311 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12312 (struct df_collection_rec): Change _vec fields to VEC. Remove
12314 (df_free_collection_rec): Adjust for new fields.
12315 (df_insn_rescan): Use new df_collection_rec fields.
12316 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12317 (df_ref_create_structure, df_ref_record): Likewise.
12318 (df_get_conditional_uses, df_get_call_refs): Likewise.
12319 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12320 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12321 (df_record_exit_block_uses, df_bb_verify): Likewise.
12322 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12323 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12324 Remove count parameter. Change return type to void. Change all
12326 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12327 Remove count parameter. Change return type to void. Change all
12329 (df_install_refs): Change old_vec parameter to VEC. Remove count
12330 parameter. Change all callers.
12331 (df_install_mws): Change old_vec parameter to VEC. Remove count
12332 parameter. Change all callers.
12333 (df_refs_verify): Change new_rec parameter to VEC. Change call
12335 (df_mws_verify): Likewise.
12337 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12339 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12341 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12343 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12345 2009-06-10 Anthony Green <green@moxielogic.com>
12347 * config/moxie/crti.asm: New file.
12348 * config/moxie/crtn.asm: New file.
12349 * config/moxie/moxie.c: New file.
12350 * config/moxie/moxie.h: New file.
12351 * config/moxie/sfp-machine.h: New file.
12352 * config/moxie/moxie-protos.h: New file.
12353 * config/moxie/t-moxie: Created.
12354 * config/moxie/t-moxie-softfp: Created.
12355 * config/moxie/moxie.md: Created.
12356 * config/moxie/constraints.md: Created.
12357 * config.gcc: Add moxie support.
12358 * doc/md.texi (Machine Constraints): Add moxie constraints.
12359 * doc/contrib.texi (Contributors): Mention moxie port.
12360 * doc/install.texi (Specific): Mention the moxie port.
12362 2009-06-09 Ian Lance Taylor <iant@google.com>
12364 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12365 compiling with C++.
12366 * optabs.c (optab_table): Only use designated initializers if
12367 HAVE_DESIGNATED_INITIALIZERS is defined.
12368 (convert_optab_table): Likewise.
12369 (init_optabs): Always call init_insn_codes if
12370 HAVE_DESIGNATED_INITIALIZERS is not defined.
12372 2009-06-09 Ian Lance Taylor <iant@google.com>
12374 * targhooks.c (default_builtin_vectorized_function): Change fn
12375 parameter to unsigned int.
12376 (default_builtin_vectorized_conversion): Change code parameter to
12378 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12379 * targhooks.h: Update declarations.
12380 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12381 parameter to unsigned int.
12383 * c-typeck.c (comptypes_check_enum_int): New static function.
12384 (comptypes_internal): Add enum_and_int_p parameter. Change all
12386 (comp_target_types): Add location parameter. Change all callers.
12387 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12388 Change all callers.
12389 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12390 (build_conditional_expr): Add colon_loc parameter. Change all
12392 (convert_for_assignment): Add location parameter. Change all callers.
12393 * c-parser.c (c_parser_conditional_expression): Pass location of
12394 colon to build_conditional_expr.
12395 * c-tree.h (build_conditional_expr): Update declaration.
12397 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12399 * graphite.c: Revert previous patch.
12401 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12404 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12406 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12408 * tree-ssa-loop-prefetch.c
12409 (loop_prefetch_arrays): Fixed a portability problem in printf format
12412 2009-06-09 Martin Jambor <mjambor@suse.cz>
12414 PR tree-optimization/40351
12415 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12416 refrence to a potential artifical subaccess can be constructed.
12418 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12420 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12421 (sh_override_options): Likewise.
12422 * config/sh/sh.c: Include params.h.
12423 (sh_optimization_options): New.
12424 (sh_override_options): Likewise.
12425 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12426 (OVERRIDE_OPTIONS): Use sh_override_options.
12428 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12430 * dwarf2out.c (emit_cfa_remember): New variable.
12431 (add_fde_cfi): If emit_cfa_remember, recurse to add
12432 DW_CFA_remember_state first.
12433 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12434 instead just set emit_cfa_remember.
12436 2009-06-08 Jan Hubicka <jh@suse.cz>
12439 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12441 2009-06-08 Jan Hubicka <jh@suse.cz>
12443 PR middle-end/39834
12444 * cgraphunit.c (save_inline_function_body): Do not copy transform
12445 hooks for saved inline bodies.
12446 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12447 for given function.
12449 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12451 * jump.c (returnjump_p): Handle delayed branches. Add missing
12454 2009-06-08 Jan Hubicka <jh@suse.cz>
12456 PR middle-end/40102
12457 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12458 original node might've been modified.
12459 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12461 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12463 * tree-object-size.c (addr_object_size): Add OSI argument.
12464 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12465 (compute_builtin_object_size, expr_object_size): Adjust callers.
12466 (plus_stmt_object_size): Call addr_object_size instead of
12467 compute_builtin_object_size.
12469 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12470 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12472 * tree-ssa-loop-prefetch.c
12473 (gather_memory_references): Introduced a counter for the number of
12475 (anything_to_prefetch_p): Introduced a counter for the number of
12477 (is_loop_prefetching_profitable): New function with a cost model
12479 (loop_prefetch_arrays): Use the new cost model to determine if
12480 prefetching is profitable.
12481 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12482 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12483 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12484 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12485 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12486 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12488 2009-06-08 Michael Matz <matz@suse.de>
12491 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12492 partitions use the same.
12493 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12494 for basevars of SSA_NAMEs.
12495 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12496 to not expand them twice.
12497 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12500 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12502 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12503 (fdump-final-insns=, gtoggle): New.
12504 * doc/invoke.texi: Document them.
12505 * final.c (rest_of_clean_state): Dump final insn stream.
12506 * gcc.c (invoke_as): Hook in -fcompare-debug.
12507 (static_spec_functions): Add compare-debug-dump-opt,
12508 compare-debug-self-opt and compare-debug-auxbase-opt.
12509 (compare_debug, compare_debug_second, compare_debug_opt): New.
12510 (switches_debug_check, n_switches_debug_check): New.
12511 (debug_auxbase_opt, debug_check_temp_file): New.
12512 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12514 (do_self_spec): Handle arguments after switches.
12515 (do_spec_1): Add .gk extension to temp file basenames for compare.
12516 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12517 (cc1_options): Use it instead of normal auxbase computation for
12518 the second compare-debug compilation.
12519 (compare_files): New.
12520 (main): Set up and implement compare debug mode.
12521 (compare_debug_dump_opt_spec_function): New.
12522 (compare_debug_self_opt_spec_function): New.
12523 (compare_debug_auxbase_opt_spec_function): New.
12524 * toplev.c (process_options): Handle flag_gtoggle,
12525 flag_dump_final_insns.
12526 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12527 during -fcompare-debug-second compilation.
12529 2009-06-07 Ian Lance Taylor <iant@google.com>
12531 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12532 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12534 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12535 with no default node. Change warning with %H to warning_at.
12536 Don't clear warn_switch around case checking.
12537 * doc/invoke.texi (Warning Options): Clarify distinction between
12538 -Wswitch and -Wswitch-enum.
12540 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12542 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12544 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12546 * gbl-ctors.h: Add header guard.
12548 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12550 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12551 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12552 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12553 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12554 prototypes for removed functions.
12555 (expressions_equal_p): Move to ...
12556 * tree-ssa-sccvn.h: ... here and ...
12557 * matrix-reorg.c: ... adjust includes.
12559 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12561 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12563 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12565 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12566 (finish_function): Remove erroneous whitespace.
12568 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12570 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12571 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12573 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12575 * errors.c (internal_error): Commentary typo fix.
12576 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12577 * tree-ssa-pre.c: Ditto.
12579 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12581 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12582 them is supposed to hold actual statements.
12584 2009-06-06 Ian Lance Taylor <iant@google.com>
12586 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12587 empty statements can now have attributes.
12589 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12591 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12592 * config/mips/mips.md: Ditto.
12594 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12596 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12598 (__eabi_uconvert): Likewise.
12600 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12602 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12603 CFI_* definitions with IN_GCC.
12605 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12607 * xcoffout.h (xcoffout_source_line): Update prototype.
12609 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12611 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12612 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12614 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12616 PR middle-end/40340
12617 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12618 inlined_function_outer_scope_p blocks for artificial inlines
12620 * tree.c (tree_nonartificial_location): Rewrite using
12621 block_nonartificial_location.
12623 2009-06-05 Revital Eres <eres@il.ibm.com>
12624 Leehod Baruch <leehod@il.ibm.com>
12626 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12627 (expand_expr_real_1): Remove comment.
12628 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12629 Vectorize misaligned access when the target supports it.
12630 (vect_supportable_dr_alignment): Check for unaligned access support.
12631 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12634 2009-06-05 Julian Brown <julian@codesourcery.com>
12636 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12637 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12639 2009-06-05 Richard Guenther <rguenther@suse.de>
12642 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12643 as possibly unused.
12645 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12647 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12648 (save_gprs): Don't tell unwinder when a global register is saved.
12649 (s390_emit_epilogue): Emit needed epilogue unwind info.
12651 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12653 * dwarf2out.c (deferred_asm_name): New.
12654 (add_name_and_src_coords_attributes): Defer creation of
12655 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12657 (move_linkage_attr): New.
12658 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12661 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12663 * tree-nested.c (finalize_nesting_tree_1): Declare the
12664 frame_decl in the binding tree.
12666 2009-06-04 Cary Coutant <ccoutant@google.com>
12668 * basic-block.h (struct basic_block_def): Add discriminator field.
12669 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12671 * debug.c (do_nothing_debug_hooks): Add additional entry.
12672 (debug_nothing_int_charstar_int): New function.
12673 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12674 (debug_nothing_int_charstar_int): New declaration.
12675 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12676 discriminator value in .loc directive.
12677 * final.c (last_discriminator): New variable.
12678 (discriminator): New variable.
12679 (final_start_function): Initialize above variables, pass current
12680 discriminator to debug hook.
12681 (notice_source_line): Check for discriminator change.
12682 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12683 * sdbout.c (sdbout_source_line): New parameter.
12684 * tree-cfg.c (struct locus_discrim_map): New structure type.
12685 (discriminator_per_locus): New hash table.
12686 (build_gimple_cfg): Allocate and free discriminator hash table.
12687 (make_edges): Call assign_discriminator.
12688 (locus_map_hash): New function.
12689 (locus_map_eq): New function.
12690 (next_discriminator_for_locus): New function.
12691 (same_line_p): New function.
12692 (assign_discriminator): New function.
12693 (make_cond_expr_edges): Call assign_discriminator.
12694 (make_gimple_switch_edges): Likewise.
12695 (first_non_label_stmt): New function.
12696 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12698 * xcoffout.c (xcoffout_source_line): Add new parameter.
12700 * configure.ac (gcc_cv_as_discriminator): New configury check for
12701 gas support for discriminator.
12702 * configure: Regenerate.
12703 * config.in: Regenerate.
12705 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12707 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12708 val after checking for integers.
12710 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12712 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12714 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12715 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12716 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12717 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12718 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12719 X64_SSE_REGPARM_MAX.
12720 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12721 X64_SSE_REGPARM_MAX.
12723 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12725 * gcc.c (report_times_to_file): New.
12726 (execute): Implement it.
12727 (process_command): Support -time=.
12728 * doc/invoke.texi: Document it.
12730 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12732 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12733 that have value exprs.
12735 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12737 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12738 declarations for constants until...
12739 (dw2_output_indirect_constant_1): ... this point.
12741 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12744 * arm.md (arm_addsi3): Don't try to split an add with an
12745 eliminable register until after reload has completed.
12747 2009-06-03 Ian Lance Taylor <iant@google.com>
12749 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12750 * genattrtab.c (write_length_unit_log): Likewise.
12751 * genchecksum.c (dosum): Likewise.
12752 * gengtype.c (write_rtx_next): Likewise.
12753 (finish_root_table, write_roots): Likewise.
12754 * gimple.c (gimple_ops_offset_): Likewise.
12755 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12756 * config/arc/arc.c (arc_attribute_table): Likewise.
12757 * config/arm/arm.c (arm_attribute_table): Likewise.
12758 * config/avr/avr.c (avr_attribute_table): Likewise.
12759 * config/crx/crx.c (crx_attribute_table): Likewise.
12760 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12761 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12762 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12763 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12764 * config/sh/sh.c (sh_attribute_table): Likewise.
12765 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12766 * config/spu/spu.c (spu_attribute_table): Likewise.
12767 * config/v850/v850.c (v850_attribute_table): Likewise.
12769 * config/alpha/alpha.c (vms_attribute_table): Make static.
12770 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12771 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12772 * config/mips/mips.c (mips_attribute_table): Likewise.
12774 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12776 (cc1-checksum.o): Likewise.
12778 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12780 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12782 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12784 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12785 insn if it is changing sp. Use gen_add3_insn instead of
12786 conditionally gen_addsi3 and gen_adddi3.
12787 (offset_below_red_zone_p): New static inline function.
12788 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12789 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12790 * config/rs6000/ppc-asm.h: Include auto-host.h.
12791 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12792 CFI_RESTORE): Define.
12793 * config/rs6000/crtresxgpr.asm: Add unwind info.
12794 * config/rs6000/crtresxfpr.asm: Likewise.
12795 * config/rs6000/crtresgpr.asm: Likewise.
12796 * config/rs6000/crtresfpr.asm: Likewise.
12797 * config/rs6000/crtsavgpr.asm: Likewise.
12798 * config/rs6000/crtsavfpr.asm: Likewise.
12800 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12801 argument of DWARF2_FRAME_REG_OUT macros.
12803 2009-06-03 Julian Brown <julian@codesourcery.com>
12805 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12806 words or less (including TImode) in core registers.
12808 2009-06-03 Richard Guenther <rguenther@suse.de>
12810 PR middle-end/40328
12811 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12813 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12815 * statistics.c (statistics_counter_event): Do not record event
12816 in pass dump if its number == -1.
12817 (curr_statistics_hash): Add assert that we never get passes
12818 with static number == -1.
12820 2009-06-03 Richard Guenther <rguenther@suse.de>
12821 Andrey Belevantsev <abel@ispras.ru>
12823 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12824 non-BLKmode arrays addressable.
12826 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12828 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12829 * config/m68k/m68k.h: ... here.
12831 2009-06-03 Martin Jambor <mjambor@suse.cz>
12833 PR tree-optimization/40323
12834 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12837 2009-06-03 Richard Guenther <rguenther@suse.de>
12839 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12842 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12844 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12845 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12846 JUMP_TABLE_DATA_P where applicable.
12847 * config/sh/sh.c: Ditto.
12848 * config/sh/sh.h: Ditto.
12849 * config/sh/sh.md: Ditto.
12850 * config/sh/symbian.c: Ditto.
12852 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12854 * config/i386/driver-i386.c (describe_cache): Optimize
12855 concatenation of strings. Use snprintf instead of sprintf.
12856 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12857 target when not compiling with GCC.
12859 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12861 * config/sh/sh.c: Revert last change.
12862 (sh_expand_epilogue): Emit a blockage insn before the frame
12863 pointer adjustment unconditionally.
12865 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12867 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12868 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12869 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12870 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12871 to COLLECT_GCC_OPTIONS.
12873 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12875 * collect2.c (target_system_root): New variable.
12876 (main): Handle --sysroot=.
12877 (ignore_library): Strip the sysroot from the library path.
12879 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12881 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12882 (collect2.o): Depend on collect2-aix.h.
12883 (collect2-aix.o): New rule.
12884 * collect2-aix.h: New file.
12885 * collect2-aix.c: Likewise.
12886 * collect2.c: Include collect2-aix.h. Don't undefine
12887 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12888 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12889 Use TARGET_AIX_VERSION instead of _AIX51.
12890 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12891 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12892 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12893 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12894 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12896 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12898 * collect2.c (ignore_library): Avoid premature post-increment
12899 and null deference.
12901 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12903 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12904 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12905 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12906 CROSS_DIRECTORY_STRUCTURE too.
12907 (LINK_LIBG_SPEC): Likewise.
12908 (LIB_SPEC): Add %R to sysroot paths.
12909 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12910 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12911 * config/rs6000/aix51.h: As for aix43.h.
12912 * config/rs6000/aix52.h: Likewise.
12913 * config/rs6000/aix53.h: Likewise.
12914 * config/rs6000/aix61.h: Likewise.
12915 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12916 to the beginning of sysroot paths.
12918 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12920 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12921 INSN_LISTs that are out of the REG_NOTE range.
12923 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12925 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12926 (struct var_to_expand): Likewise.
12927 (struct opt_info): Add head and tail for linked lists of the above.
12928 (analyze_insn_to_expand_var): Initialize next.
12929 (analyze_iv_to_split_insn): Likewise.
12930 (analyze_insns_in_loop): Create linked lists.
12931 (allocate_basic_variable): Simplify for use without hash table.
12932 (insert_var_expansion_initialization): Likewise, make it type-safer.
12933 (combine_var_copies_in_loop_exit): Likewise.
12934 (apply_opt_in_copies): Walk lists rather than hash tables.
12935 (release_var_copies): Simplified and inlined by hand into...
12936 (free_opt_info): ... this function.
12938 2009-06-02 Richard Guenther <rguenther@suse.de>
12940 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12943 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12945 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12946 only for builtins that are not overridden.
12948 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12950 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12953 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12955 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12957 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12959 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12961 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12963 * common.opt (fdump-unnumbered-links): New.
12964 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12965 * print-rtl.c (flag_dump_unnumbered_links): New.
12966 (print_rtx): Test it.
12968 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12970 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12971 push/pop multiple to 8-byte alignment.
12973 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12975 * config/i386/i386.c (queued_cfa_restores): New static variable.
12976 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12978 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12979 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12980 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12981 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12982 note unconditionally.
12983 (ix86_emit_restore_regs_using_mov): Likewise.
12984 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12985 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12986 it through to ix86_emit_restore_reg_using_pop.
12987 (ix86_emit_leave): Add RED_OFFSET argument. Call
12988 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12989 instead of adding REG_CFA_OFFSET note unconditionally.
12990 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12991 the above functions. Call ix86_add_queued_cfa_restore_notes when
12994 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12995 force output of the label even for dwarf2out_do_cfi_asm.
12996 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12997 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12998 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13000 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13001 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13002 dwarf2out_cfi_label callers.
13003 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13004 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13005 Adjust dwarf2out_cfi_label callers.
13006 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13008 * config/i386/i386.h (struct machine_cfa_state,
13009 struct machine_function): Guard with ifndef USED_FOR_TARGET
13010 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13013 * emutls.c (__emutls_get_address): Change arr->size to mean number
13014 of allocated arr->data entries instead of # of slots + 1.
13016 PR middle-end/40316
13017 * recog.c (peep2_reinit_state): New function.
13018 (peephole2_init_state): Use it at the end of a basic block and also
13019 when seeing a RTX_FRAME_RELATED_P insn.
13021 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13023 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13024 fixuns_truncrfdi2): New.
13025 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13026 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13027 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13028 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13029 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13030 *recip_approx): Remove.
13031 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13032 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13033 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13035 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13038 2009-06-01 Ian Lance Taylor <iant@google.com>
13040 * attribs.c (register_attribute): Use CONST_CAST.
13041 * collect2.c (main): Use CONST_CAST2.
13042 (scan_prog_file): Likewise.
13043 * gcc.c (process_command, main): Likewise.
13044 * toplev.c (toplev_main): Likewise.
13046 * c-typeck.c (handle_warn_cast_qual): New static function,
13047 partially broken out of build_c_cast.
13048 (build_c_cast): Call handle_warn_cast_qual.
13049 * doc/invoke.texi (Warning Options): Document new effect of
13052 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13054 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13055 (diagnostic_report_current_module): Print columns.
13056 * common.opt (flag_show_column): Enable by default.
13058 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13060 * alias.c (find_base_term): Check for NULL term before returning.
13062 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13064 Revert due to PR40320:
13065 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13066 * calls.c (emit_library_call_value_1): Don't force_operand for move
13069 2009-06-01 Olivier Hainque <hainque@adacore.com>
13070 Eric Botcazou <ebotcazou@adacore.com>
13072 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13073 to be processed as a bitfield for constructor output purposes.
13074 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13076 * varasm.c (oc_local_state): New type, output_constructor
13077 local state to support communication with helpers.
13078 (oc_outer_state): New type, output_constructor outer state of
13079 relevance in recursive calls.
13080 (output_constructor_array_range): New output_constructor helper,
13081 extracted code for an array range element.
13082 (output_constructor_regular_field): New output_constructor helper,
13083 extracted code for an element that is not a bitfield.
13084 (output_constructor_bitfield): New output_constructor helper,
13085 extracted code for a bitfield element. Accept an OUTER state
13086 argument for recursive processing. Recurse on record or array
13087 CONSTRUCTOR values, possibly past noop conversions.
13088 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13089 VALUE is a valid constant-valued expression for use in a static
13090 bit-field initializer.
13091 (output_constructor): Rework to use helpers. Accept and honor an
13092 OUTER state argument for recursive calls. Return total size. Be
13093 prepared for nested constructors initializing bitfields.
13094 (output_constant): Feed OUTER in calls to output_constructor.
13096 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13098 * calls.c (emit_library_call_value_1): Don't force_operand for move
13101 2009-06-01 Nick Clifton <nickc@redhat.com>
13103 * doc/invoke.texi (IA-64 Options): Fix typo.
13105 2009-06-01 Ira Rosen <irar@il.ibm.com>
13107 PR tree-optimization/39129
13108 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13110 (vect_do_peeling_for_loop_bound): Use
13111 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13112 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13113 (vect_loop_versioning): Likewise.
13114 (vect_create_cond_for_alias_checks): Fix indentation.
13115 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13117 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13118 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13119 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13120 "control flow in loop".
13121 (vect_estimate_min_profitable_iters): Use
13122 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13123 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13124 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13125 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13126 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13127 statement belongs to a group of strided accesses with the exact code
13129 (vectorizable_load): Likewise.
13130 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13131 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13133 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13135 * config/freebsd-stdint.h: New file.
13136 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13137 Add freebsd-stdint.h to tm_file.
13139 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13141 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13142 (thumb2_extendhidi2): Likewise.
13144 2009-05-31 Ian Lance Taylor <iant@google.com>
13146 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
13148 2009-05-31 Ian Lance Taylor <iant@google.com>
13150 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
13151 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
13152 (ipa-reference.o): Depend upon gt-ipa-reference.h.
13154 2009-05-31 Jason Merrill <jason@redhat.com>
13156 * tree-pretty-print.c (print_call_name): Take the callee, not the
13157 call itself. Make non-static. Use dump_function_name for functions.
13158 (dump_generic_node): Adjust.
13159 * diagnostic.h: Declare print_call_name.
13160 * gimple-pretty-print.c (dump_gimple_call): Use it.
13162 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13164 * config/sh/sh.md (ashldi3_std): New define_expand.
13167 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13170 * config/sh/sh.c: Include debug.h.
13171 (sh_expand_epilogue): Emit a blockage insn before the frame
13172 pointer adjustment also when dwarf2out_do_frame returns true.
13174 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13176 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13177 (thumb2_extendqidi2): New pattern.
13179 2009-05-31 Ira Rosen <irar@il.ibm.com>
13181 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13182 mark phis for renaming.
13183 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13184 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13185 Call mark_sym_for_renaming.
13186 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13187 * tree-vect-loop.c (vect_transform_loop): Remove
13188 vect_memsyms_to_rename initialization and a call to
13189 mark_set_for_renaming.
13191 2009-05-31 Jakub Jelinek <jakub@redhat.com>
13193 PR middle-end/40304
13194 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
13195 frame related even if !set_cfa && style < 0.
13197 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
13199 * config/i386/mingw-tls.c: New file.
13200 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13201 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13202 defining _WIN32 but not __CYGWIN__.
13204 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13206 * configure.ac: Add MPC support.
13208 * config.in, configure: Regenerate.
13210 2009-05-29 Richard Henderson <rth@redhat.com>
13212 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13213 NOTE_INSN_BASIC_BLOCK.
13214 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13215 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13216 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13218 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13220 (add_cfi): Disable check redefining cfa away from drap.
13221 (lookup_cfa_1): Add remember argument; handle remember/restore.
13222 (lookup_cfa): Pass remember argument.
13223 (cfa_remember): New.
13224 (compute_barrier_args_size_1): Remove sibcall check.
13225 (dwarf2out_frame_debug_def_cfa): New.
13226 (dwarf2out_frame_debug_adjust_cfa): New.
13227 (dwarf2out_frame_debug_cfa_offset): New.
13228 (dwarf2out_frame_debug_cfa_register): New.
13229 (dwarf2out_frame_debug_cfa_restore): New.
13230 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13231 (dwarf2out_begin_epilogue): New.
13232 (dwarf2out_frame_debug_restore_state): New.
13233 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13234 DW_CFA_restore_state.
13235 (output_cfi_directive): Likewise.
13236 (convert_cfa_to_fb_loc_list): Likewise.
13237 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13238 * dwarf2out.h: Update.
13239 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13240 (copy_insn_1): Early out for null.
13241 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13242 and dwarf2out_frame_debug_restore_state.
13243 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13244 (prologue_insn_hash, epilogue_insn_hash): New.
13245 (free_after_compilation): Adjust freeing accordingly.
13246 (record_insns): Create hash table if needed; push insns into
13247 hash instead of array.
13248 (maybe_copy_epilogue_insn): New.
13249 (contains): Search hash table instead of array.
13250 (sibcall_epilogue_contains): Remove.
13251 (thread_prologue_and_epilogue_insns): Split eh_return insns
13252 and mark them as epilogues.
13253 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13254 scanning in terms of basic blocks.
13255 * insn-notes.def (CFA_RESTORE_STATE): New.
13256 * jump.c (returnjump_p_1): Accept EH_RETURN.
13257 (eh_returnjump_p_1, eh_returnjump_p): New.
13258 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13259 CFA_REGISTER, CFA_RESTORE): New.
13260 * rtl.def (EH_RETURN): New.
13261 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13263 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13264 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13266 * config/i386/i386.c (gen_push): Update cfa state.
13267 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13268 add a CFA_ADJUST_CFA note.
13269 (ix86_dwarf_handle_frame_unspec): Remove.
13270 (ix86_expand_prologue): Update cfa state.
13271 (ix86_emit_restore_reg_using_pop): New.
13272 (ix86_emit_restore_regs_using_pop): New.
13273 (ix86_emit_leave): New.
13274 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13275 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13276 * config/i386/i386.h (struct machine_cfa_state): New.
13277 (ix86_cfa_state): New.
13278 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13279 (eh_return_internal): Merge from eh_return_<mode>,
13280 use eh_return rtx, split w/ epilogue.
13282 2009-05-29 Ian Lance Taylor <iant@google.com>
13284 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13286 * calls.c (emit_library_call_value_1): Likewise.
13288 * c-typeck.c (c_build_va_arg): New function.
13289 * c-tree.h (c_build_va_arg): Declare.
13290 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13291 instead of build_va_arg.
13293 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13295 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13296 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13297 (ptr_difference_cost): Use affine combinations to compute it.
13298 (difference_cost): Likewise.
13299 (get_computation_cost_at): Compute more accurate cost for addresses
13300 if the ratio is a multiplier allowed in addresses.
13301 For non-addresses, consider that an additional offset or symbol is
13304 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13306 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13307 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13309 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13310 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13311 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13313 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13314 to 1 for TYPE_SSE{IADD1,CVT1}.
13315 (prefix_vex_imm8): Removed.
13316 (length_vex): Only pass 1 as second argument to
13317 ix86_attr_length_vex_default if prefix_extra is 0.
13318 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13319 (length): For prefix vex computation use length_immediate
13320 attribute instead of prefix_vex_imm8.
13321 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13322 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13323 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13324 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13325 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13326 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13327 a space in between the operands.
13328 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13329 if one operand is 0xff and the other one si, di, bp or sp.
13330 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13331 other one si, di, bp or sp.
13332 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13333 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13334 type and mode attributes.
13335 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13336 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13337 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13338 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13339 prefix_data16 attribute iff MODE_DF.
13340 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13341 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13342 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13343 constm128_operand in length_immediate computation.
13344 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13345 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13346 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13347 length_immediate attribute to 1.
13348 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13349 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13350 for certain alternatives.
13351 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13352 prefix_data16 attribute if MODE_V1DF.
13353 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13354 length_immediate to 1.
13355 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13356 length_address to 4, set mode attribute to MODE_DI.
13357 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13358 (fxam<mode>2_i387): Set length attribute to 4.
13359 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13360 *prefetch_3dnow_rex): Override length_address attribute.
13361 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13363 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13364 (constm128_operand): Removed.
13365 * config/i386/i386.c (memory_address_length): For
13366 disp && !index && !base in 64-bit mode account for SIB byte if
13367 print_operand_address can't optimize disp32 into disp32(%rip)
13368 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13369 for fs: or gs: segment.
13370 (ix86_attr_length_immediate_default): When checking if shortform
13371 is possible, truncate immediate to the length of the non-shortened
13373 (ix86_attr_length_address_default): Ignore MEM_P operands
13375 (ix86_attr_length_vex_default): Only check for DImode on
13376 GENERAL_REG_P operands.
13377 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13378 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13379 (sse_cvttps2pi): Clear prefix_rep attribute.
13380 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13382 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13383 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13384 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13385 iff operand 2 is const_int_operand.
13386 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13387 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13388 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13390 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13392 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13393 prefix_data16 attribute for movlpd and movhpd instructions.
13394 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13395 length_immediate for shufpd instruction.
13396 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13397 (avx_cmpp<avxmodesuffixf2c><mode>3,
13398 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13399 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13400 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13401 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13402 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13403 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13404 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13405 prefix_data16 attribute for the first alternative to 1.
13406 (*avx_loadlps): Override length_immediate for the first alternative.
13407 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13408 attributes for second alternative.
13409 (*vec_concatv2sf_sse4_1): Override length_immediate and
13410 prefix_data16 attributes for second alternative.
13411 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13412 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13413 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13414 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13415 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13416 prefix_data16 and length_immediate to 1.
13417 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13419 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13420 prefix_extra attribute for variants that don't have 0f prefix alone.
13421 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13422 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13423 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13424 *sse4_1_pextrd): Set length_immediate to 1.
13425 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13426 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13428 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13429 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13430 length_immediate to 1 for second alternative.
13431 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13432 prefix_extra and length_immediate attributes for the first
13434 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13436 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13437 to 1 for the first and third alternative.
13438 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13440 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13442 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13444 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13445 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13446 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13447 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13448 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13449 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13450 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13451 ssse3_psign<mode>3): Override prefix_rex attribute.
13452 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13453 (ssse3_palignrti): Override length_immediate to 1.
13454 (ssse3_palignrdi): Override length_immediate to 1, override
13455 prefix_rex attribute.
13456 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13457 (sse4a_extrqi): Override length_immediate to 2.
13458 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13459 (sse4a_insertq): Override prefix_data16 to 0.
13460 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13461 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13462 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13463 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13464 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13465 and length_immediate to 1.
13466 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13467 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13468 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13469 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13470 and length_immediate to 1.
13471 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13472 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13473 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13474 avx_ptest256): Override prefix_extra to 1.
13475 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13476 Override prefix_data16 and length_immediate to 1.
13477 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13478 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13479 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13480 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13481 prefix_data16 to 0 and prefix_extra to 2.
13482 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13483 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13485 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13486 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13487 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13488 and prefix_extra to 2.
13489 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13490 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13491 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13492 avx_vpermilvar<mode>3,
13493 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13494 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13495 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13496 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13497 Override prefix_extra to 1.
13498 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13499 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13500 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13501 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13502 prefix_extra and length_immediate to 1.
13503 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13505 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13506 to 1 for the first alternative.
13507 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13508 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13510 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13511 *movv2sf_internal_avx, *movv2sf_internal): Override
13512 prefix_rep attribute for certain alternatives.
13513 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13514 attributes for certain alternatives.
13515 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13516 attributes for certain alternatives.
13517 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13518 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13519 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13520 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13521 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13522 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13523 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13524 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13525 length_immediate to 1 if operand 2 is const_int_operand.
13526 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13527 *vec_extractv2si_1): Set length_immediate attribute to 1.
13528 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13529 using old 3DNOW insn rather than SSE/3DNOW_A.
13530 (mmx_emms, mmx_femms): Clear modrm attribute.
13532 2009-05-29 Martin Jambor <mjambor@suse.cz>
13534 * tree-sra.c: New implementation of SRA.
13536 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13537 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13538 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13539 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13540 (SRA_MAX_STRUCTURE_COUNT): Removed.
13541 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13542 * doc/invoke.texi (sra-max-structure-size): Removed.
13543 (sra-field-structure-ratio): Removed.
13545 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13547 PR middle-end/40291
13548 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13551 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13553 PR rtl-optimization/40101
13554 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13555 seqno. Adjust comment.
13556 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13557 inserting bookkeeping before a jump, the jump is not scheduled.
13558 When no positive seqno found, provide a value. Add comment.
13560 2009-05-29 Richard Guenther <rguenther@suse.de>
13562 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13563 short-cutting on the first component.
13565 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13567 PR middle-end/39958
13568 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13569 for trees other than decls/types.
13571 2009-05-29 Richard Guenther <rguenther@suse.de>
13573 * tree-ssa-operands.c (get_expr_operands): Do not handle
13574 INDIRECT_REFs in the handled-component case. Remove
13575 unused get_ref_base_and_extent case.
13576 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13577 tree_low_cst and host_integerp where possible.
13578 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13579 codes for equivalence.
13580 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13582 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13584 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13585 to tmake_file for i[34567]86-*-cygwin*.
13587 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13590 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13591 (altivec_categorize_keyword, init_vector_keywords,
13592 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13595 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13597 * tree.c (handle_dll_attribute): Check if node is
13598 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13600 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13602 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13604 (thumb2_zero_extendqidi2): Likewise.
13606 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13608 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13609 instead of gen_movrt.
13610 * config/sh/sh.md (movrt): Remove.
13612 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13614 * doc/invoke.texi (IA-64 Options):
13615 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13616 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13617 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13618 -msched-prefer-non-control-spec-insns,
13619 -msched-stop-bits-after-every-cycle,
13620 -msched-count-spec-in-critical-path,
13621 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13622 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13623 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13624 and -msched-spec-verbose.
13626 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13628 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13629 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13631 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13633 2009-05-28 Richard Guenther <rguenther@suse.de>
13635 * tree-ssa-alias.c (ao_ref_init): New function.
13636 (ao_ref_base): Likewise.
13637 (ao_ref_base_alias_set): Likewise.
13638 (ao_ref_alias_set): Likewise.
13639 (refs_may_alias_p_1): Change signature.
13640 (refs_may_alias_p): Adjust.
13641 (refs_anti_dependent_p): Likewise.
13642 (refs_output_dependent_p): Likewise.
13643 (call_may_clobber_ref_p_1): Change signature.
13644 (call_may_clobber_ref_p): Adjust.
13645 (stmt_may_clobber_ref_p_1): New function split out from ...
13646 (stmt_may_clobber_ref_p): ... here.
13647 (maybe_skip_until): Adjust signature.
13648 (get_continuation_for_phi): Likewise.
13649 (walk_non_aliased_vuses): Likewise.
13650 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13651 (ao_ref_init): Declare.
13652 (ao_ref_base): Likewise.
13653 (ao_ref_alias_set): Likewise.
13654 (stmt_may_clobber_ref_p_1): Likewise.
13655 (walk_non_aliased_vuses): Adjust.
13656 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13657 (get_ref_from_reference_ops): remove.
13658 (vn_reference_lookup_2): Adjust signature.
13659 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13660 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13661 (vn_reference_lookup): Adjust.
13662 (vn_reference_insert): Likewise.
13663 (vn_reference_insert_pieces): Adjust signature.
13664 (visit_reference_op_call): Adjust.
13665 * tree-ssa-pre.c (get_expr_type): Simplify.
13666 (phi_translate_1): Adjust.
13667 (compute_avail): Likewise.
13668 (translate_vuse_through_block): Do not re-build trees.
13669 (value_dies_in_block_x): Likewise.
13670 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13672 (vn_reference_lookup_pieces): Adjust declaration.
13673 (vn_reference_insert_pieces): Likewise.
13675 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13677 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13678 with checking disabled.
13680 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13684 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13685 macro definition for support of three-operand format aligned
13686 .comm directive in assembler on cygwin/pe/mingw target OS.
13687 * configure: Regenerate.
13688 * config.h: Regenerate.
13690 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13691 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13692 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13694 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13695 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13697 2009-05-28 Ira Rosen <irar@il.ibm.com>
13699 PR tree-optimization/40254
13700 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13701 in analysis of basic blocks.
13703 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13705 PR middle-end/33699
13706 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13707 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13708 (TARGET_INITIALIZER): Use it.
13709 * cse.c (CHEAPER): Move it up to the other macros.
13710 (insert): Rename this ...
13711 (insert_with_costs): ... to this. Add cost parameters. Update
13713 (insert): New function. Call insert_with_costs.
13714 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13715 find_reg_offset_for_const, try_const_anchors): New functions.
13716 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13717 when using a const-anchor. Call insert_const_anchors.
13718 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13719 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13721 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13723 * tree-inline.c (remap_decls): Enable nonlocalized variables
13724 when not optimizing.
13726 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13728 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13729 Simplify other tests involving optimize.
13731 2009-05-27 Tom Tromey <tromey@redhat.com>
13733 * unwind-dw2.c (_Unwind_DebugHook): New function.
13734 (uw_install_context): Call _Unwind_DebugHook.
13736 2009-05-27 Tom Tromey <tromey@redhat.com>
13738 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13740 2009-05-27 Ian Lance Taylor <iant@google.com>
13742 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13743 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13744 (ALL_LINKERFLAGS): Define.
13745 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13746 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13747 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13748 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13749 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13750 $(LINKER_FOR_BUILD).
13751 (build/gcov-iov$(build_exeext)): Likewise.
13753 2009-05-27 Julian Brown <julian@codesourcery.com>
13755 * gcse.c (target.h): Include.
13756 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13757 copy of argument to a pseudo register.
13759 2009-05-27 Diego Novillo <dnovillo@google.com>
13761 * tree-ssa-live.c (dump_scope_block): Document arguments.
13762 (dump_scope_blocks): Document.
13763 (debug_scope_blocks): New.
13764 * tree-flow.h (debug_scope_blocks): Declare.
13766 2009-05-21 Denis Chertykov <denisc@overta.ru>
13768 * doc/contrib.texi (Contributors): Add myself to the list.
13770 2009-05-27 Olivier Hainque <hainque@adacore.com>
13772 * expr.c (target_align): New function. Alignment the TARGET of an
13773 assignment may be assume to have.
13774 (highest_pow2_factor_for_target): Use it instead of relying on
13775 immediate tree attributes of TARGET, not necessarily honored when
13776 intermediate bitfields are involved.
13778 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13781 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13782 AVX, SSE4, AES, PCLMUL and POPCNT.
13784 2009-05-27 Diego Novillo <dnovillo@google.com>
13786 * tree-pretty-print.c (dump_location): New.
13787 (dump_generic_node): Call it.
13788 Factor code to handle BLOCK nodes ...
13789 (dump_block_node): ... here.
13791 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13793 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13795 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13797 * gcc-plugin.h: Include config.h and system.h.
13798 (IN_GCC): Define if not defined.
13800 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13802 PR middle-end/40249
13803 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13806 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13808 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13810 * config/m32r/m32r.h: Ditto.
13811 * config/m32r/m32r.md: Ditto.
13812 * config/m32r/predicates.md: Ditto.
13814 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13816 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13818 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13821 (Loading plugins): typo.
13822 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13823 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13824 (Interacting with the GCC Garbage Collector): Added new section.
13825 (Giving information about a plugin): Added new section for
13827 * ggc.h (ggc_register_root_tab): Added declaration.
13828 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13829 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13830 (register_callback): Improved comment in declaration.
13831 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13832 (extra_root_vec) Added static variable for dynamic roots registration.
13833 (ggc_register_root_tab) Added new routine.
13834 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13835 PLUGIN_GGC_MARKING event.
13836 * ggc-zone.c: Include plugin.h.
13837 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13838 * ggc-page.c: Include plugin.h.
13839 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13840 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13841 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13842 (register_callback): check lack of callbacks for
13843 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13844 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13845 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13846 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13847 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13848 dependency on plugin.h.
13849 (plugin.o): Added dependency on ggc.h...
13851 2009-05-26 Richard Guenther <rguenther@suse.de>
13853 PR middle-end/40248
13855 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13856 with mismatched comparison modes.
13858 * expr.c (expand_expr_real_1): Expand the operand of a
13859 VIEW_CONVERT_EXPR in its natural mode.
13861 2009-05-26 Ian Lance Taylor <iant@google.com>
13863 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13864 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13865 (ALL_COMPILERFLAGS): Define.
13866 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13867 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13868 (collect2$(exeext), collect2.o): Likewise.
13869 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13870 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13871 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13872 (libbackend.o, intl.o, cppdefault.o): Likewise.
13873 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13874 (build/%.o): Use $(COMPILER_FOR_BUILD).
13875 (build/gen%$(build_exeext)): Likewise.
13876 (build/gcov-iov$(build_exeext)): LIkewise.
13877 * config/t-darwin (darwin.o): Use $(COMPILER).
13878 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13879 * config/t-sol2 (sol2-c.o): Likewise.
13880 (sol2.o): Likewise.
13881 * config/t-vxworks (vxworks.o): Likewise.
13882 * config/x-darwin (host-darwin.o): Likewise.
13883 * config/x-hpux (host-hpux.o): Likewise.
13884 * config/x-linux (host-linux.o): Likewise.
13885 * config/x-solaris (host-solaris.o): Likewise.
13886 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13887 * config/arm/t-arm (arm-c.o): Likewise.
13888 * config/arm/t-pe (pe.o): Likewise.
13889 * config/arm/t-wince-pe (pe.o): Likewise.
13890 * config/i386/t-cygming (winnt.o): Likewise.
13891 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13892 * config/i386/t-cygwin (cygwin1.o): Likewise.
13893 (cygwin2.o): Likewise.
13894 * config/i386/t-i386 (i386-c.o): Likewise.
13895 * config/i386/t-interix (winnt.o): Likewise.
13896 * config/i386/t-netware (netware.o): Likewise.
13897 * config/i386/t-nwld (nwld.o): Likewise.
13898 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13899 * config/i386/x-i386 (driver-i386.o): Likewise.
13900 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13901 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13902 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13903 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13904 * config/mips/x-native (driver-native.o): Likewise.
13905 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13906 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13907 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13908 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13909 * config/score/t-score-elf (score7.o): Likewise.
13910 (score3.o): Likewise.
13911 * config/sh/t-sh (sh-c.o): Likewise.
13912 * config/sh/t-symbian (sh-c.o): Likewise.
13913 (symbian.o): Likewise.
13914 * config/spu/t-spu-elf (spu-c.o): Likewise.
13915 * config/v850/t-v850 (v850-c.o): Likewise.
13916 * config/v850/t-v850e (v850-c.o): Likewise.
13918 2009-05-26 Richard Guenther <rguenther@suse.de>
13920 PR tree-optimization/40122
13921 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13922 VECTOR_CSTs if possible.
13923 (fold_gimple_assign): Likewise.
13925 2009-05-26 Richard Guenther <rguenther@suse.de>
13927 PR middle-end/40252
13928 * fold-const.c (fold_binary): Use the correct types for building
13931 2009-05-26 Richard Guenther <rguenther@suse.de>
13933 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13934 redundant calls to merge_alias_info.
13935 (bump_vector_ptr): Likewise.
13936 * tree-ssa-copy.c (merge_alias_info): Remove.
13937 (replace_exp_1): Remove call to merge_alias_info.
13938 (propagate_tree_value): Likewise.
13939 (fini_copy_prop): Propagate points-to info.
13940 * tree-flow.h (merge_alias_info): Remove.
13942 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13944 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13946 2009-05-25 Jan Hubicka <jh@suse.cz>
13948 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13949 * cgraph.h (struct inline_summary): New filed self_wize,
13950 size_inlining_benefit, self_time and time_inlining_benefit.
13951 (struct cgraph_global_info): Replace insns by time ans size fields.
13952 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13953 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13954 (ipcp_update_callgraph): Do not touch function bodies.
13955 * ipa-inline.c: Include except.h
13956 (MAX_TIME): New constant.
13957 (overall_insns): Remove.
13958 (leaf_node_p): New.
13959 (overall_size, max_benefit): New static variables.
13960 (cgraph_estimate_time_after_inlining): New function.
13961 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13962 (cgraph_clone_inlined_nodes): Update size.
13963 (cgraph_mark_inline_edge): Update size.
13964 (cgraph_estimate_growth): Use size info.
13965 (cgraph_check_inline_limits): Check size.
13966 (cgraph_default_inline_p): Likewise.
13967 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13968 (cgraph_decide_recursive_inlining): Check size.
13969 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13971 (cgraph_decide_inlining): Likewise.
13972 (cgraph_decide_inlining_incrementally): Likewise; honor
13973 PARAM_EARLY_INLINING_INSNS.
13974 (likely_eliminated_by_inlining_p): New predicate.
13975 (estimate_function_body_sizes): New function.
13976 (compute_inline_parameters): Use it.
13977 * except.c (must_not_throw_labels): New function.
13978 * except.h (must_not_throw_labels): Declare.
13979 * tree-inline.c (init_inline_once): Kill inlining_weigths
13980 * tree-ssa-structalias.c: Avoid uninitialized warning.
13981 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13982 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13983 (PARAM_INLINE_CALL_COST): Remove.
13984 (PARAM_EARLY_INLINING_INSNS): New.
13986 2009-05-25 Richard Guenther <rguenther@suse.de>
13988 PR tree-optimization/36327
13989 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13990 callback for reference translation or lookup at the point of may-defs.
13991 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13992 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13993 for union COMPONENT_REFs.
13994 (vn_reference_lookup_3): New callback. Lookup from memset
13995 and CONSTRUCTOR assignment, translate through struct copies.
13996 (vn_reference_lookup_pieces): Make sure to not free the
13997 passed operands array. Adjust walk_non_aliased_vuses call.
13998 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13999 make sure we do not leak memory.
14001 2009-05-25 Richard Guenther <rguenther@suse.de>
14003 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14004 * tree-inline.c (expand_call_inline): Reset the escaped and
14005 callused solutions.
14006 * tree-ssa-structalias.c (pass_build_ealias): New.
14007 * tree-pass.h (pass_build_ealias): Declare.
14008 * passes.c (init_optimization_passes): Add PTA during
14009 early optimizations.
14010 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14011 and CALLUSED solutions.
14012 (dump_points_to_solution): New function, split out from ...
14013 (dump_points_to_info_for): ... here.
14014 * tree-parloops.c (parallelize_loops): Reset the escaped and
14015 callused solutions.
14017 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14020 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14021 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14023 2009-05-25 Ira Rosen <irar@il.ibm.com>
14025 PR tree-optimization/40238
14026 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14027 statements after basic block's labels.
14028 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14029 to free the allocated memory.
14031 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14033 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14034 return address with a USE.
14036 2009-05-24 Richard Guenther <rguenther@suse.de>
14038 PR middle-end/40233
14039 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14040 array type from the main variant of the inner type.
14042 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14044 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14045 definition to bool (from int) to un-break build.
14046 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14048 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14050 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14051 discard_stmt_changes): Delete.
14052 * tree-ssa-operands.c (scb_stack): Delete.
14053 (init_ssa_operands): Do not initialize it.
14054 (fini_ssa_operands): Do not free it.
14055 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14057 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14058 update_stmt, remove the others. Fix comments.
14059 * tree-dfa.c (optimize_stack_restore): Likewise.
14060 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14061 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14062 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14063 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14065 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14066 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14067 (dom_opt_finalize_block): Likewise, adjusting access to
14069 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14070 (stmts_to_rescan): Change item type to gimple.
14071 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14073 2009-05-24 Ira Rosen <irar@il.ibm.com>
14075 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14076 * tree-pass.h (pass_slp_vectorize): New pass.
14077 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14078 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14079 * tree-vectorizer.c (timevar.h): Include.
14080 (user_vect_verbosity_level): Declare.
14081 (vect_location): Fix comment.
14082 (vect_set_verbosity_level): Update user_vect_verbosity_level
14083 instead of vect_verbosity_level.
14084 (vect_set_dump_settings): Add an argument. Ignore user defined
14085 verbosity if dump flags require higher level of verbosity. Print to
14086 stderr only for loop vectorization.
14087 (vectorize_loops): Update call to vect_set_dump_settings.
14088 (execute_vect_slp): New function.
14089 (gate_vect_slp): Likewise.
14090 (struct gimple_opt_pass pass_slp_vectorize): New.
14091 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14092 access its members.
14093 (vec_info_for_bb): New function.
14094 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14095 (VECTORIZATION_ENABLED): New macro.
14096 (SLP_ENABLED, SLP_DISABLED): Likewise.
14097 (vect_is_simple_use): Add bb_vec_info argument.
14098 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14099 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14100 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14101 vect_schedule_slp, vect_analyze_slp): Likewise.
14102 (vect_analyze_stmt): Add slp_tree argument.
14103 (find_bb_location): Declare.
14104 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14105 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14106 (vect_analyze_loop_operations, vect_analyze_loop,
14107 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14108 vect_finalize_reduction, vectorizable_reduction,
14109 vectorizable_live_operation, vect_transform_loop): Likewise.
14110 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14111 skip evolution analysis if analyzing a basic block.
14112 (dr_analyze_indices): Likewise.
14113 (initialize_data_dependence_relation): Skip the test whether the
14114 object is invariant for basic blocks.
14115 (compute_all_dependences): Skip dependence analysis for data
14116 references in basic blocks.
14117 (find_data_references_in_stmt): Don't fail in case of invariant
14118 access in basic block.
14119 (find_data_references_in_bb): New function.
14120 (find_data_references_in_loop): Move code to
14121 find_data_references_in_bb and add a call to it.
14122 (compute_data_dependences_for_bb): New function.
14123 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14124 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14126 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14127 unknown dependence in basic block and fail in case of dependence in
14129 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14130 dependence instances from either loop or basic block vectorization
14132 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14133 before calling nested_in_vect_loop_p.
14134 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14135 dependence instances from either loop or basic block vectorization
14137 (vect_verify_datarefs_alignment): Likewise.
14138 (vect_enhance_data_refs_alignment): Adjust function calls.
14139 (vect_analyze_data_refs_alignment): Likewise.
14140 (vect_analyze_group_access): Fix printing. Skip different checks if
14141 DR_STEP is 0. Keep strided stores either in loop or basic block
14142 vectorization data structure. Fix indentation.
14143 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14145 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14146 dependence instances from either loop or basic block vectorization
14148 (vect_analyze_data_refs): Update comment. Call
14149 compute_data_dependences_for_bb to analyze basic blocks.
14150 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
14151 case of loop vectorization. In case of basic block vectorization use
14152 data-ref itself as a base.
14153 (vect_create_data_ref_ptr): In case of basic block vectorization:
14154 don't advance the pointer, add new statements before the current
14155 statement. Adjust function calls.
14156 (vect_supportable_dr_alignment): Support only aligned accesses in
14157 basic block vectorization.
14158 * common.opt (ftree-slp-vectorize): New flag.
14159 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
14160 (vect_pattern_recog_1): Likewise.
14161 * tree-vect-stmts.c (process_use): Likewise.
14162 (vect_init_vector): Add new statements in the beginning of the basic
14163 block in case of basic block SLP.
14164 (vect_get_vec_def_for_operand): Adjust function calls.
14165 (vect_finish_stmt_generation): Likewise.
14166 (vectorizable_call): Add assert that it is loop vectorization, adjust
14168 (vectorizable_conversion, vectorizable_assignment): Likewise.
14169 (vectorizable_operation): In case of basic block SLP, take
14170 vectorization factor from statement's type and skip the relevance
14171 check. Adjust function calls.
14172 (vectorizable_type_demotion): Add assert that it is loop
14173 vectorization, adjust function calls.
14174 (vectorizable_type_promotion): Likewise.
14175 (vectorizable_store): Check for outer loop only in case of loop
14176 vectorization. Adjust function calls. For basic blocks, skip the
14177 relevance check and don't advance pointers.
14178 (vectorizable_load): Likewise.
14179 (vectorizable_condition): Add assert that it is loop vectorization,
14180 adjust function calls.
14181 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14182 that it is not reduction, get vector type, call only supported
14183 functions, skip loop specific parts.
14184 (vect_transform_stmt): Check for outer loop only in case of loop
14186 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14187 (vect_is_simple_use): Fix comment, add new argument, fix conditions
14188 for external definition.
14189 * passes.c (pass_slp_vectorize): New pass.
14190 * tree-vect-slp.c (find_bb_location): New function.
14191 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
14192 check for patterns only in loops.
14193 (vect_build_slp_tree): Add argument, adjust function calls, fail in
14194 case of multiple types in basic block SLP.
14195 (vect_mark_slp_stmts_relevant): New function.
14196 (vect_supported_load_permutation_p): Fix comment.
14197 (vect_analyze_slp_instance): Add argument. In case of basic block
14198 SLP, take vectorization factor from statement's type, check that
14199 unrolling factor is 1. Adjust function call. Save SLP instance in
14200 either loop or basic block vectorization structure. Return FALSE,
14202 (vect_analyze_slp): Add argument. Get strided stores groups from
14203 either loop or basic block vectorization structure. Return FALSE
14204 if basic block SLP failed.
14205 (new_bb_vec_info): New function.
14206 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14207 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14208 (vect_schedule_slp): Add argument. Get SLP instances from either
14209 loop or basic block vectorization structure. Set vectorization factor
14210 to be 1 for basic block SLP.
14211 (vect_slp_transform_bb): New function.
14212 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14214 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14216 * final.c (shorten_branches): Do not align labels for jump tables.
14217 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14219 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14221 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14222 Remove outdated reference to flow.c and fix nits.
14223 * doc/gccint.texi: Tweak RTL description.
14224 * doc/rtl.texi: Likewise.
14226 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14228 * config/avr/avr.c: Change my email address.
14229 * config/avr/avr.h: Likewise.
14230 * config/avr/avr.md: Likewise.
14231 * config/avr/avr-protos.h: Likewise.
14232 * config/avr/libgcc.S: Likewise.
14234 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14236 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14237 (spu_split_load, spu_split_store): Change return type to int.
14238 (spu_split_convert): Declare.
14239 * config/spu/predicates.md (spu_mem_operand): Remove.
14240 (spu_mov_operand): Update.
14241 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14242 * config/spu/spu.c (regno_aligned_for_load): Remove.
14243 (reg_aligned_for_addr, spu_expand_load): Define.
14244 (spu_expand_extv): Reimplement and handle MEM.
14245 (spu_expand_insv): Handle MEM.
14246 (spu_sched_reorder): Handle insn's with length 0.
14247 (spu_legitimate_address_p): Reimplement.
14248 (store_with_one_insn_p): Return TRUE for any mode with size
14249 larger than 16 bytes.
14250 (address_needs_split): Define.
14251 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14253 (spu_convert_move): Define.
14254 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14255 (spu_split_store): Change all MEM's to TImode.
14256 (spu_init_expanders): Preallocate registers that correspond to
14257 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14259 (spu_split_convert): Define.
14260 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14261 (_move<mode>, _movdi, _movti): Update predicate and condition.
14262 (load, store): Change to define_split.
14263 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14265 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14266 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14267 define_insn_and_split of lshr<mode>3.
14268 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14269 (<v>ashr<mode>3_imm): Define.
14270 (extv, extzv, insv): Allow MEM operands.
14271 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14272 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14273 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14274 (_spu_convert2): Change to define_insn_and_split and remove the
14275 corresponding define_peephole2.
14276 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14277 Change predicates to memory_operand.
14279 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14281 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14283 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14285 PR tree-optimization/40219
14286 * tree.c (iterative_hash_expr): Make sure the builtin function is
14287 a normal builtin function and not a front end or back end builtin
14288 before indexing into the built_in_decls array.
14290 2009-05-22 Richard Guenther <rguenther@suse.de>
14292 PR middle-end/38964
14293 * alias.c (write_dependence_p): Do not use TBAA for answering
14294 anti-dependence or output-dependence.
14295 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14296 (emit_pointer_definition): Remove.
14297 (emit_alias_warning): Likewise.
14298 (find_what_var_points_to): Remove TBAA pruning code.
14299 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14301 (compute_points_to_sets): Remove code computing the set of
14302 dereferenced pointers.
14303 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14304 oracle for querying anti and output dependencies.
14305 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14306 if TBAA may be applied.
14307 (refs_anti_dependent_p): New function.
14308 (refs_output_dependent_p): Likewise.
14309 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14310 (refs_output_dependent_p): Likewise.
14311 * doc/tree-ssa.texi (Memory model): New section.
14312 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14313 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14314 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14315 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14316 * expr.c (expand_expr_real_1): Likewise.
14317 * gimple-low.c (lower_stmt): Likewise.
14318 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14319 (dump_gimple_cdt): Remove.
14320 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14321 (gimple_size): Likewise.
14322 (walk_gimple_op): Likewise.
14323 (is_gimple_stmt): Likewise.
14324 (walk_stmt_load_store_addr_ops): Likewise.
14325 (gimple_build_cdt): Remove.
14326 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14327 * gimple.h (gimple_cdt_new_type): Remove.
14328 (gimple_cdt_new_type_ptr): Likewise.
14329 (gimple_cdt_set_new_type): Likewise.
14330 (gimple_cdt_location): Likewise.
14331 (gimple_cdt_location_ptr): Likewise.
14332 (gimple_cdt_set_location): Likewise.
14333 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14334 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14335 GIMPLE_CHANGE_DYNAMIC_TYPE.
14336 (verify_types_in_gimple_stmt): Likewise.
14337 * tree-inline.c (estimate_num_insns): Likewise.
14338 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14339 (copy_decl_to_var): Likewise.
14340 (copy_result_decl_to_var): Likewise.
14341 * tree-pretty-print.c (dump_generic_node): Do not handle
14342 CHANGE_DYNAMIC_TYPE_EXPR.
14343 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14344 * tree-ssa-operands.c (get_expr_operands): Likewise.
14345 * tree-ssa-structalias.c (struct variable_info): Remove
14346 no_tbaa_pruning member.
14347 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14348 (unify_nodes): Do not copy it.
14349 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14350 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14351 (set_uids_in_ptset): Do not check it.
14352 (find_what_var_points_to): Likewise.
14353 (compute_tbaa_pruning): Remove.
14354 (compute_points_to_sets): Do not call it.
14355 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14356 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14357 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14358 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14359 (DECL_NO_TBAA_P): Likewise.
14360 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14361 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14362 (expand_omp_atomic_pipeline): Do not set it.
14363 * print-tree.c (print_node): Do not dump it.
14364 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14367 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14370 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14373 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14375 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14378 2009-05-22 Ben Elliston <bje@au.ibm.com>
14380 * Makefile.in (bversion.h, s-bversion): New targets.
14381 (TOPLEV_H): Add bversion.h.
14382 * toplev.h: Include "bversion.h".
14383 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14384 the __format__ attribute only if compiling with the same version
14385 of GCC as the sources (the "build version").
14387 2009-05-22 Ben Elliston <bje@au.ibm.com>
14389 * c-format.c (handle_format_attribute): Fix comment typo.
14391 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14394 * config/ia64/ia64.opt (mfused-madd): New.
14395 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14396 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14397 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14398 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14399 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14400 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14401 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14402 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14403 instruction if !TARGET_FUSED_MADD.
14404 (fpma, fpms): Remove colon from name.
14406 2009-05-22 Richard Guenther <rguenther@suse.de>
14408 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14409 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14410 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14412 (create_expression_by_pieces): Only convert if necessary.
14413 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14414 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14416 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14418 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14419 regular pattern from a template and rename it ...
14420 (*extzv_truncsi_exts): ... to this.
14422 2009-05-21 Richard Guenther <rguenther@suse.de>
14424 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14425 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14426 (cgraph_default_inline_p): Likewise.
14427 (cgraph_decide_inlining_incrementally): Likewise.
14429 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14430 Uros Bizjak <ubizjak@gmail.com>
14432 * config/i386/cpuid.h (bit_MOVBE): New.
14434 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14436 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14437 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14438 (ix86_handle_option): Handle OPT_mmovbe.
14439 (ix86_target_string): Add -mmovbe.
14440 (pta_flags): Add PTA_MOVBE.
14441 (processor_alias_table): Add PTA_MOVBE to "atom".
14442 (override_options): Handle PTA_MOVBE.
14444 * config/i386/i386.h (TARGET_MOVBE): New.
14446 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14447 (*bswapsi_movbe): New.
14448 (*bswapdi_movbe): Likewise.
14449 (bswapdi2): Renamed to ...
14450 (*bswapdi_1): This.
14451 (bswapdi2): New expander.
14453 * config/i386/i386.opt (mmovbe): New.
14455 * doc/invoke.texi: Document -mmovbe.
14457 2009-05-21 Taras Glek <tglek@mozilla.com>
14459 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14460 * gcc-plugin.h (plugin_init): Updated signature.
14461 * gcc-plugin.h (plugin_name_args): Moved to this header.
14462 * doc/plugins.texi (plugin_init): Updated documention to reflect
14464 * doc/plugins.texi (plugin_name_args): Added to documention.
14466 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14468 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14469 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14471 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14473 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14474 JUMP_TABLE_DATA_P predicates where applicable.
14475 * config/i386/predicates.md: Ditto.
14476 * config/i386/sse.md: Ditto.
14478 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14480 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14481 operand2 -128 override length_immediate attribute to 1.
14482 * config/i386/predicates.md (constm128_operand): New predicate.
14484 * config/i386/i386.c (memory_address_length): Handle %r12
14485 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14487 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14488 mode look through optional ZERO_EXTEND and SUBREG.
14489 * config/i386/i386.md (R12_REG): New define_constant.
14490 (prefix_data16): For sse unit set also for MODE_TI insns.
14491 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14492 insns set if operand 1 is ext_QIreg_operand.
14493 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14494 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14496 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14497 mode from MODE_DI to MODE_SI.
14498 (movdi_1_rex64): Override modrm and length_immediate attributes
14499 only for movabs (TYPE_IMOV, alternative 2).
14500 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14501 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14502 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14503 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14504 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14505 prefix_rex attribute if DImode.
14506 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14507 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14508 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14509 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14510 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14511 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14512 Likewise. For TYPE_IMOV clear length_immediate attribute.
14513 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14514 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14515 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14516 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14517 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14518 or one operand TYPE_ISHIFT.
14519 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14520 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14521 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14522 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14523 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14524 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14525 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14526 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14527 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14528 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14529 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14530 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14531 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14532 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14533 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14534 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14535 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14536 set mode attribute, don't override length attribute.
14537 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14539 (return_internal_long): Set length attribute to 2 instead of 1.
14540 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14541 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14542 prefix_rex attribute.
14543 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14545 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14547 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14549 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14551 2009-05-20 Ian Lance Taylor <iant@google.com>
14553 * tree.c (build_tree_list_vec_stat): New function.
14554 (ctor_to_vec): New function.
14555 (build_nt_call_vec): New function.
14556 (build_call_array): Change args to be a const pointer.
14557 (build_call_vec): New function.
14558 * tree.h (build_nt_call_vec): Declare.
14559 (build_tree_list_vec_stat): Declare.
14560 (build_tree_list_vec): Define.
14561 (build_call_array): Update declaration.
14562 (build_call_vec): Declare.
14563 (ctor_to_vec): Declare.
14564 * c-common.c (tree_vector_cache): New static variable.
14565 (make_tree_vector): New function.
14566 (release_tree_vector): New function.
14567 (make_tree_vector_single): New function.
14568 (make_tree_vector_copy): New function.
14569 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14570 (make_tree_vector_single, make_tree_vector_copy): Declare.
14571 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14572 (c_parser_expr_list): Don't manage cache here, instead call
14574 (c_parser_release_expr_list): Remove static function.
14575 (c_parser_vec_to_tree_list): Remove static function.
14576 (c_parser_attributes): Call build_tree_list_vec instead of
14577 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14578 c_parser_release_expr_list.
14579 (c_parser_postfix_expression_after_primary): Likewise.
14580 (c_parser_objc_keywordexpr): Likewise.
14582 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14584 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14585 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14586 TARGET_CONVERT_TO_TYPE.
14587 * hooks.c (hook_tree_const_tree_null): Define.
14588 * hooks.h (hook_tree_const_tree_null): Declare.
14589 * target.h (struct gcc_target): Add invalid_parameter_type,
14590 invalid_return_type, promoted_type, and convert_to_type fields.
14591 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14592 (TARGET_INVALID_RETURN_TYPE): Define.
14593 (TARGET_PROMOTED_TYPE): Define.
14594 (TARGET_CONVERT_TO_TYPE): Define.
14595 (TARGET_INITIALIZER): Update for new fields.
14596 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14597 (grokparms): Check targetm.invalid_parameter_type.
14598 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14599 * c-convert.c (convert): Check targetm.convert_to_type.
14601 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14603 * config/mips/mips.md (*extenddi_truncate<mode>,
14604 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14606 (*extendhi_truncateqi): New define_insn_and_sptit.
14608 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14610 PR middle-end/40204
14611 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14612 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14614 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14616 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14617 the operand of VIEW_CONVERT_EXPR.
14619 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14621 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14622 extended family and model for Intel processors. Support Intel Atom.
14624 2009-05-20 Olivier Hainque <hainque@adacore.com>
14626 * gstab.h (stab_code_type): Define, to be used instead of the
14627 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14629 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14630 occurrences by stab_code_type.
14631 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14633 2009-05-20 Martin Jambor <mjambor@suse.cz>
14635 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14636 (sra_insert_before): Likewise.
14637 (sra_insert_after): Likewise.
14638 (sra_init_cache): Likewise.
14639 (sra_type_can_be_decomposed_p): Likewise.
14640 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14641 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14642 (sra_insert_before): Likewise.
14643 (sra_insert_after): Likewise.
14644 (sra_init_cache): Likewise.
14645 (insert_edge_copies_seq): Made static and moved upwards.
14647 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14650 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14652 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14653 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14656 2009-05-20 Richard Guenther <rguenther@suse.de>
14658 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14659 with mismatched comparison modes.
14661 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14663 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14664 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14665 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14666 with shifts for Thumb2.
14667 (orsi_notsi): New for orn.
14668 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14669 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14670 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14671 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14672 Don't invert remainder for IOR.
14674 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14676 PR tree-optimization/40087
14677 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14678 number_of_iterations_ne): Rename never_infinite argument.
14679 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14680 number_of_iterations_le): Handle pointer-type ivs when
14681 exit_must_be_taken is false.
14682 (number_of_iterations_cond): Do not always assume that
14683 exit_must_be_taken if the control variable is a pointer.
14685 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14687 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14688 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14690 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14692 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14693 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14695 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14698 * c.opt (Wlogical-op): Disabled by default.
14699 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14701 * doc/invoke.texi (Wlogical-op): Likewise.
14703 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14705 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14707 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14708 Propagate the type of the first operand.
14709 <ASSERT_EXPR>: Simplify.
14710 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14711 Rewrite using the RHS code as discriminant.
14712 <NOP_EXPR>: Turn into CASE_CONVERT.
14713 <PLUS_EXPR>: Propagate the type of the first operand.
14715 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14717 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14718 (ia64_dconst_0_375): New.
14719 * config/ia64/ia64.c (ia64_override_options): Remove
14720 -minline-sqrt-min-latency warning.
14721 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14722 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14723 * config/ia64/ia64.md (*sqrt_approx): Remove.
14724 (sqrtsf2): Remove #if 0.
14725 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14726 (sqrtdf): Remove assert.
14727 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14728 (sqrtxf2): Remove #if 0.
14729 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14730 * div.md (sqrt_approx_rf): New.
14731 (sqrtsf2_internal_thr): New implementation.
14732 (sqrtsf2_internal_lat): New.
14733 (sqrtdf2_internal_thr: New implementation.
14734 (sqrtxf2_internal): New implementation.
14736 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14737 Hans-Peter Nilsson <hp@axis.com>
14739 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14740 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14741 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14742 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14743 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14744 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14745 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14746 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14747 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14748 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14749 * c-common.c: ...from here.
14751 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14753 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14755 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14757 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14759 2009-05-19 Ben Elliston <bje@au.ibm.com>
14761 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14762 assignments with memcpy calls.
14763 (add_fdes): Likewise.
14764 (binary_search_unencoded_fdes): Likewise.
14765 (linear_search_fdes): Eliminate type puns.
14767 2009-05-19 Richard Guenther <rguenther@suse.de>
14769 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14770 not falsely claim to have propagated into all uses.
14772 2009-05-19 Ben Elliston <bje@au.ibm.com>
14774 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14777 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14779 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14780 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14781 (TARGET_LEGITIMATE_ADDRESS_P): New.
14782 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14783 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14785 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14788 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14789 child of the containing namespace's DIE.
14791 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14793 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14794 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14795 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14798 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14801 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14802 gen_align with gen_pad.
14803 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14804 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14806 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14807 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14809 * config/i386/i386.md (align): Renamed to ...
14810 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14811 ASM_OUTPUT_MAX_SKIP_PAD.
14813 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14815 * config.gcc: Fix variable syntax.
14818 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14819 before calling exact_log2.
14820 (output_iorsi3): Likewise.
14821 (output_xorsi3): Likewise.
14823 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14825 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14826 for the none zero constant operand except for EQ and NE
14827 comprisons even when the first operand is R0.
14829 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14831 * config/s390/2064.md: Remove trailing whitespaces.
14832 * config/s390/2084.md: Likewise.
14833 * config/s390/constraints.md: Likewise.
14834 * config/s390/fixdfdi.h: Likewise.
14835 * config/s390/libgcc-glibc.ver: Likewise.
14836 * config/s390/s390-modes.def: Likewise.
14837 * config/s390/s390-protos.h: Likewise.
14838 * config/s390/s390.c: Likewise.
14839 * config/s390/s390.h: Likewise.
14840 * config/s390/s390.md: Likewise.
14841 * config/s390/tpf-unwind.h: Likewise.
14843 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14845 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14847 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14850 * configure.ac (m68k-*-*): Check if binutils support TLS.
14851 * configure: Regenerate.
14852 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14853 * config/m68k/constraints.md (Cu): New constraint.
14854 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14855 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14856 (movsi): Handle TLS symbols.
14857 (addsi3_5200): Handle XTLS symbols, indent.
14858 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14859 (m68k_tls_reference_p): Declare.
14860 (m68k_legitimize_address): Declare.
14861 (m68k_unwrap_symbol): Declare.
14862 * config/m68k/m68k.opt (mxtls): New option.
14863 * config/m68k/m68k.c (ggc.h): Include.
14864 (m68k_output_dwarf_dtprel): Implement hook.
14865 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14866 (m68k_expand_prologue): Load GOT pointer when function needs it.
14867 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14868 (m68k_legitimate_constant_address_p): Same.
14869 (m68k_decompose_address): Handle TLS references.
14870 (m68k_get_gp): New static function.
14871 (enum m68k_reloc): New contants.
14872 (TLS_RELOC_P): New macro.
14873 (m68k_wrap_symbol): New static function.
14874 (m68k_unwrap_symbol): New function.
14875 (m68k_final_prescan_insn_1): New static function.
14876 (m68k_final_prescan_insn): New function.
14877 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14879 (legitimize_pic_address): Handle TLS references..
14880 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14881 (m68k_libcall_value_in_a0_p)
14882 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14883 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14884 (m68k_legitimize_tls_address): Handle TLS references.
14885 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14887 (m68k_legitimize_address): Handle TLS symbols.
14888 (m68k_get_reloc_decoration): New static function.
14889 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14891 (m68k_output_dwarf_dtprel): Implement hook.
14892 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14893 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14894 m68k_call_* routines.
14895 (sched_attr_op_type): Handle TLS symbols.
14896 (gt-m68k.h): Include.
14897 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14898 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14900 2009-05-18 Martin Jambor <mjambor@suse.cz>
14902 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14903 (visit_store_addr_for_mod_analysis): New function.
14904 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14905 (determine_cst_member_ptr): Use gimple_assign_single_p.
14906 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14907 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14908 operands. Don't check number of operands of a NOP_EXPR.
14910 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14912 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14914 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14917 * c-common.c (warn_logical_operator): Don't warn if one of
14918 expression isn't always true or false.
14920 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14922 * config/i386/biarch32.h: New file.
14923 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14925 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14927 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14928 *zero_extend<mode>_truncqi): Merge these into ...
14929 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14930 Name the pattern following this as *zero_extendhi_truncqi.
14932 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14934 PR middle-end/39301
14935 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14936 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14937 (output_info): Make field HOST_WIDEST_INT.
14938 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14939 (dump_bitmat_statistics): Same.
14941 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14943 * config.gcc (use_gcc_stdint): Set to wrap.
14944 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14945 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14946 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14947 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14948 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14949 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14950 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14951 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14953 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14955 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14957 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14958 Move definitions earlier.
14959 (OPT_ARCH64, OPT_ARCH32): Define.
14960 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14963 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14966 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14969 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14971 * arm.md (movdi2): Copy non-reg values to DImode registers.
14973 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14976 * final.c (label_to_max_skip): New function.
14977 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14978 CODE_LABEL_NUMBER <= max_labelno.
14979 * output.h (label_to_max_skip): New prototype.
14980 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14981 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14982 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14983 Handle CODE_LABELs with >= 16 byte alignment or with
14984 max_skip == (1 << align) - 1.
14985 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14986 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14989 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14990 .p2align 3 if MAX_SKIP is smaller than 7.
14991 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14993 2009-05-15 Ian Lance Taylor <iant@google.com>
14995 * alias.c (struct alias_set_entry_d): Rename from struct
14996 alias_set_entry. Change all uses.
14997 * except.c (struct call_site_record_d): Rename from struct
14998 call_site_record. Change all uses.
14999 * except.h (struct eh_region_d): Rename from struct eh_region.
15001 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15003 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15004 ivtype_map_elt. Change all uses.
15005 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15007 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15008 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15010 (struct sese_d): Rename from struct sese. Change all uses.
15011 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15012 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15013 * optabs.h (struct optab_d): Rename from struct optab. Change all
15015 (struct convert_optab_d): Rename from struct convert_optab.
15017 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15018 ipa_opt_pass. Change all uses.
15019 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15022 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15023 defined as a typedef.
15024 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15027 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15030 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15032 (merge_ranges): Returns bool.
15033 * tree.h (make_range): .. to here.
15034 (build_range_check): Likewise.
15035 (merge_ranges): Likewise. Renamed from merge_ranges.
15036 * c-typeck.c (parser_build_binary_op): Update calls to
15037 warn_logical_operator.
15038 * c-common.c (warn_logical_operator): Add new warning.
15039 * c-common.h (warn_logical_operator): Update declaration.
15041 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15043 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15045 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15047 * doc/install.texi: Document MPC requirements, flags etc.
15049 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15050 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15051 Evaluate constant arguments.
15052 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15053 (fold_builtin_1): Likewise, also evaluate constant arguments.
15054 Remove superfluous break.
15055 (do_mpc_ckconv): New.
15056 * real.h: Include mpc.h.
15057 * toplev.c (print_version): Output MPC version info if available.
15059 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15061 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15063 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15065 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15068 2009-05-15 Jan Hubicka <jh@suse.cz>
15070 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15071 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15072 (try_inline): Fix return value.
15073 (cgraph_decide_inlining_incrementally): Honor new value.
15074 (cgraph_early_inlining): Handle indirect inlining.
15075 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15077 2009-05-15 Jan Hubicka <jh@suse.cz>
15079 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15080 * cgraphunit.c (cgraph_finalize_function): Set it.
15081 (cgraph_expand_function): Use it.
15083 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15085 * real.c (encode_ieee_half): Define.
15086 (decode_ieee_half): Define.
15087 (ieee_half_format): Define.
15088 (arm_half_format): Define.
15089 * real.h (ieee_half_format): Declare.
15090 (arm_half_format): Declare.
15092 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15094 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15095 swapped, and reversed optabs exist before trying to use them.
15097 2009-05-15 Paul Brook <paul@codesourcery.com>
15098 Sandra Loosemore <sandra@codesourcery.com>
15100 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15101 loads. Allow PRE_DEC.
15102 (output_move_neon): Handle PRE_DEC.
15103 (arm_print_operand): Add 'A' for neon structure loads.
15104 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15105 * config/arm/neon.md (neon_mov): Update comment.
15106 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15108 (Um): New constraint.
15110 2009-05-15 Jan Hubicka <jh@suse.cz>
15112 Revert the following patch until testsuite fallout is fixed:
15113 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15114 * cgraph.h (struct inline_summary): New filed self_wize,
15115 size_inlining_benefit, self_time and time_inlining_benefit.
15116 (struct cgraph_global_info): Replace insns by time ans size fields.
15117 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15118 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15119 (ipcp_update_callgraph): Do not touch function bodies.
15120 * ipa-inline.c: Include except.h
15121 (MAX_TIME): New constant.
15122 (overall_insns): Remove
15123 (overall_size, max_benefit): New static variables.
15124 (cgraph_estimate_time_after_inlining): New function.
15125 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15126 (cgraph_clone_inlined_nodes): Update size.
15127 (cgraph_mark_inline_edge): Update size.
15128 (cgraph_estimate_growth): Use size info.
15129 (cgraph_check_inline_limits): Check size.
15130 (cgraph_default_inline_p): Likewise.
15131 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15132 (cgraph_decide_recursive_inlining): Check size.
15133 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15135 (cgraph_decide_inlining): Likewise.
15136 (cgraph_decide_inlining_incrementally): Likewise; honor
15137 PARAM_EARLY_INLINING_INSNS.
15138 (likely_eliminated_by_inlining_p): New predicate.
15139 (estimate_function_body_sizes): New function.
15140 (compute_inline_parameters): Use it.
15141 * except.c (must_not_throw_labels): New function.
15142 * except.h (must_not_throw_labels): Declare.
15143 * tree-inline.c (init_inline_once): Kill inlining_weigths
15144 * tree-ssa-structalias.c: Avoid uninitialized warning.
15145 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15146 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15147 (PARAM_INLINE_CALL_COST): Remove.
15148 (PARAM_EARLY_INLINING_INSNS): New.
15150 2009-05-15 Richard Guenther <rguenther@suse.de>
15152 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
15153 not TODO_update_ssa.
15155 2009-05-15 Richard Guenther <rguenther@suse.de>
15157 PR tree-optimization/39999
15158 * gimple.h (gimple_expr_type): Use the expression type looking
15159 through useless conversions.
15160 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
15161 (vn_nary_op_insert_stmt): Likewise.
15162 (simplify_binary_expression): Likewise.
15164 2009-05-15 Richard Guenther <rguenther@suse.de>
15166 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15167 New options, enabled by default.
15168 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15170 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15171 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15172 * tree-ssa-structalias.c (gate_tree_pta): New function.
15173 (pass_build_alias): Use it.
15175 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15177 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15178 recurse on an invariant address if a conversion from a pointer
15179 type to a wider integer type is involved.
15181 2009-05-15 Jan Hubicka <jh@suse.cz>
15183 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15184 * cgraph.h (struct inline_summary): New filed self_wize,
15185 size_inlining_benefit, self_time and time_inlining_benefit.
15186 (struct cgraph_global_info): Replace insns by time ans size fields.
15187 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15188 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15189 (ipcp_update_callgraph): Do not touch function bodies.
15190 * ipa-inline.c: Include except.h
15191 (MAX_TIME): New constant.
15192 (overall_insns): Remove
15193 (overall_size, max_benefit): New static variables.
15194 (cgraph_estimate_time_after_inlining): New function.
15195 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15196 (cgraph_clone_inlined_nodes): Update size.
15197 (cgraph_mark_inline_edge): Update size.
15198 (cgraph_estimate_growth): Use size info.
15199 (cgraph_check_inline_limits): Check size.
15200 (cgraph_default_inline_p): Likewise.
15201 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15202 (cgraph_decide_recursive_inlining): Check size.
15203 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15205 (cgraph_decide_inlining): Likewise.
15206 (cgraph_decide_inlining_incrementally): Likewise; honor
15207 PARAM_EARLY_INLINING_INSNS.
15208 (likely_eliminated_by_inlining_p): New predicate.
15209 (estimate_function_body_sizes): New function.
15210 (compute_inline_parameters): Use it.
15211 * except.c (must_not_throw_labels): New function.
15212 * except.h (must_not_throw_labels): Declare.
15213 * tree-inline.c (init_inline_once): Kill inlining_weigths
15214 * tree-ssa-structalias.c: Avoid uninitialized warning.
15215 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15216 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15217 (PARAM_INLINE_CALL_COST): Remove.
15218 (PARAM_EARLY_INLINING_INSNS): New.
15219 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15220 (inline-call-cost): Remove.
15221 (early-inlining-insns): New.
15223 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15225 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15227 (print_int_cst_bounds_in_octal_p): Likewise.
15228 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15230 * dwarf2out.c (base_type_die): Likewise.
15231 (is_subrange_type): Delete.
15232 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15233 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15234 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15235 if the destination type is boolean.
15236 (build_range_check): Do not special-case subtypes.
15237 (fold_sign_changed_comparison): Likewise.
15238 (fold_unary): Likewise.
15239 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15240 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15241 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15242 * tree.c (subrange_type_for_debug_p): New predicate based on the
15243 former is_subrange_type.
15244 * tree.h (subrange_type_for_debug_p): Declare.
15245 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15246 (convert_affine_scev): Remove call to above function.
15247 (chrec_convert_aggressive): Likewise.
15248 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15249 false for conversions involving subtypes.
15250 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15251 (vrp_val_min): Likewise.
15252 (needs_overflow_infinity): Likewise.
15253 (extract_range_from_unary_expr): Likewise.
15255 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15257 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15258 * config/frv/frv.c: Likewise.
15259 * config/s390/s390.c: Likewise.
15260 * config/sparc/sparc.h: Likewise.
15261 * config/i386/i386.h: Likewise.
15262 * config/i386/i386.c: Likewise.
15263 * config/crx/crx.c: Likewise.
15264 * config/m68hc11/m68hc11.h: Likewise.
15265 * config/iq2000/iq2000.c: Likewise.
15266 * config/mn10300/mn10300.h: Likewise.
15267 * config/mn10300/mn10300.c: Likewise.
15268 * config/m68k/m68k.c: Likewise.
15269 * config/rs6000/rs6000.c: Likewise.
15270 * config/rs6000/xcoff.h: Likewise.
15271 * config/rs6000/linux64.h: Likewise.
15272 * config/rs6000/sysv4.h: Likewise.
15273 * config/score/score3.c: Likewise.
15274 * config/score/score7.c: Likewise.
15275 * config/score/score.c: Likewise.
15276 * config/arm/arm.md: Likewise.
15277 * config/mips/mips.c: Likewise.
15278 * config/mips/mips.md: Likewise.
15279 * config/bfin/bfin.h: Likewise.
15280 * config/pa/pa.c: Likewise.
15281 * config/pa/constraints.md: Likewise.
15283 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15284 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15285 * config/pdp11/pdp11.h: Use memory_address_p instead.
15287 2009-05-14 Ian Lance Taylor <iant@google.com>
15289 * passes.c (finish_optimization_passes): Change i to int.
15290 * plugin.c (plugins_active_p): Change event to int.
15291 (dump_active_plugins): Likewise.
15292 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15294 * tree.c (tree_range_check_failed): Change c to unsigned int.
15295 (omp_clause_range_check_failed): Likewise.
15296 (build_common_builtin_nodes): Change mode to int. Add cast.
15297 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15298 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15300 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15301 ++ or -- with a variable of enum type.
15303 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15306 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15308 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15310 * store-motion.c: Do not include params.h
15311 * Makefile.in: Fix dependencies for various files.
15313 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15315 * auto-inc-dec.c: Fix pass description, remove apparent
15316 accidental duplication.
15318 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15320 PR middle-end/40147
15321 * ipa-utils.h (memory_identifier_string): Moved to ...
15322 * tree.h (memory_identifier_string): Here. Add GTY(()).
15324 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15326 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15327 in the former documentation of...
15328 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15329 * ira-conflicts.c (get_dup_num): Use address_operand.
15330 * targhooks.c (default_legitimate_address_p): New.
15331 * targhooks.h (default_legitimate_address_p): New.
15332 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15334 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15335 * target.h (struct target): Add legitimate_address_p.
15336 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15337 (TARGET_INITIALIZER): Include it.
15339 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15340 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15341 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15342 (TARGET_LEGITIMATE_ADDRESS_P): New.
15344 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15345 (REG_OK_STRICT_P): Delete.
15346 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15347 (frv_legitimate_address_p_1): ... this.
15348 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15349 (frv_legitimate_address_p_1): ... the renamed old
15350 frv_legitimate_address_p.
15351 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15352 (TARGET_LEGITIMATE_ADDRESS_P): New.
15354 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15355 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15356 * config/s390/s390.c (legitimate_address_p): Rename to...
15357 (s390_legitimate_address_p): ... this, make static.
15358 (legitimize_address): Adjust call.
15359 (TARGET_LEGITIMATE_ADDRESS_P): New.
15360 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15362 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15363 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15364 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15365 (TARGET_LEGITIMATE_ADDRESS_P): New.
15367 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15368 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15369 * config/spu/spu.c (spu_legitimate_address): Rename to...
15370 (spu_legitimate_address_p): ... this, make static.
15371 (TARGET_LEGITIMATE_ADDRESS_P): New.
15373 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15374 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15375 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15376 (sparc_legitimate_address_p): ... this, make static and return bool.
15377 (legitimize_address): Adjust call.
15378 (TARGET_LEGITIMATE_ADDRESS_P): New.
15380 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15381 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15382 * config/i386/i386.c (legitimate_address_p): Rename to...
15383 (ix86_legitimate_address_p): ... this, make static.
15384 (constant_address_p): Move after it, adjust call.
15385 (TARGET_LEGITIMATE_ADDRESS_P): New.
15387 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15388 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15389 * config/avr/avr.c (legitimate_address_p): Rename to...
15390 (avr_legitimate_address_p): ... this, make static.
15391 (legitimize_address): Adjust call.
15392 (TARGET_LEGITIMATE_ADDRESS_P): New.
15394 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15395 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15396 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15397 (TARGET_LEGITIMATE_ADDRESS_P): New.
15399 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15400 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15401 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15402 (TARGET_LEGITIMATE_ADDRESS_P): New.
15404 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15405 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15407 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15409 (TARGET_LEGITIMATE_ADDRESS_P): New.
15411 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15412 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15414 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15416 (m68hc11_legitimate_address_p): ... this, make static.
15417 (go_if_legitimate_address_internal): Rename to...
15418 (m68hc11_legitimate_address_p_1): ... this.
15419 (legitimize_address): Adjust call.
15420 (TARGET_LEGITIMATE_ADDRESS_P): New.
15422 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15423 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15424 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15425 (TARGET_LEGITIMATE_ADDRESS_P): New.
15427 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15428 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15429 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15430 (mn10300_legitimate_address_p): ... this, make static.
15431 (TARGET_LEGITIMATE_ADDRESS_P): New.
15433 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15434 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15435 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15436 (TARGET_LEGITIMATE_ADDRESS_P): New.
15438 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15439 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15440 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15441 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15442 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15443 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15444 (rs6000_legitimate_address_p): ... this, make static.
15445 (TARGET_LEGITIMATE_ADDRESS_P): New.
15446 (REG_MODE_OK_FOR_BASE_P): Delete.
15447 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15449 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15450 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15452 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15453 static, adjust types.
15454 (TARGET_LEGITIMATE_ADDRESS_P): New.
15456 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15457 * config/score/score.c (score_address_p): Rename to...
15458 (score_legitimate_address_p): ... this.
15459 (TARGET_LEGITIMATE_ADDRESS_P): New.
15460 * config/score/score3.c (score3_address_p): Rename to...
15461 (score3_legitimate_address_p): ... this.
15462 * config/score/score7.c (score7_address_p): Rename to...
15463 (score7_legitimate_address_p): ... this.
15465 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15466 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15467 GO_IF_LEGITIMATE_ADDRESS): Delete.
15468 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15469 thumb2_legitimate_address_p): Delete.
15470 (arm_legitimate_address_p): Rename to...
15471 (arm_legitimate_address_outer_p): ... this.
15472 * config/arm/constraints.md ("Uq"): Adjust call.
15473 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15474 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15476 (arm_legitimate_address_outer_p): ... this.
15477 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15479 (TARGET_LEGITIMATE_ADDRESS_P): New.
15481 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15482 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15483 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15484 (TARGET_LEGITIMATE_ADDRESS_P): New.
15486 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15487 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15488 * config/vax/vax.c (legitimate_address_p): Rename to...
15489 (vax_legitimate_address_p): ... this, make static.
15490 (TARGET_LEGITIMATE_ADDRESS_P): New.
15492 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15493 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15494 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15495 (TARGET_LEGITIMATE_ADDRESS_P): New.
15497 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15498 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15499 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15500 (mmix_legitimate_address_p): ... this, make static.
15501 (TARGET_LEGITIMATE_ADDRESS_P): New.
15503 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15504 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15505 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15506 (TARGET_LEGITIMATE_ADDRESS_P): New.
15508 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15510 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15511 of MODE_COMPLEX_INT.
15513 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15515 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15516 LCT_NORMAL in function call.
15517 * mips-tdump.c (print_file_desc): Add cast to enum type.
15518 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15519 (mark_stabs): Add casts to enum types.
15520 (parse_stabs_common): Add casts to enum types.
15522 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15524 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15525 Check for invalid values of LETTER.
15527 2009-05-13 Taras Glek <tglek@mozilla.com>
15529 * attribs.c (register_attribute): moved out attribute registration
15530 into register_attribute.
15531 * doc/plugins.texi: Documented register_attribute and
15533 * gcc-plugin.h: Added forward decl for register_attribute.
15534 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15535 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15536 PLUGIN_ATTRIBUTES boilerplate.
15538 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15540 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15541 values even in sentinel and empty entries.
15542 (ms_printf_flag_specs): Likewise.
15543 (ms_scanf_flag_specs): Likewise.
15544 (ms_strftime_flag_specs): Likewise.
15545 (ms_print_char_table): Likewise.
15546 (ms_scan_char_table): Likewise.
15547 (ms_time_char_table): Likewise.
15549 2009-05-13 Doug Kwan <dougkwan@google.com>
15551 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15553 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15555 * config/mips/mips.md (store): Add attributes for QI and HI.
15557 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15558 (truncdi<mode>2): ... this new pattern.
15560 2009-05-13 Brad Hards <bradh@kde.org>
15562 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15564 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15565 Ben Elliston <bje@au.ibm.com>
15567 PR middle-end/40035
15568 * dse.c (check_mem_read_rtx): Guard against width == -1.
15570 2009-05-13 Michael Matz <matz@suse.de>
15572 PR middle-end/39976
15573 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15574 (trivially_conflicts_p): New function.
15575 (insert_backedge_copies): Use it.
15577 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15579 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15580 (handle_stdc_pragma): Use new enum constant names.
15581 (handle_pragma_float_const_decimal64): Ditto.
15583 2009-05-13 Ian Lance Taylor <iant@google.com>
15585 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15588 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15590 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15591 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15593 * config/m68k/m68k.h (FL_UCLINUX): Define.
15595 2009-05-13 Jan Hubicka <jh@suse.cz>
15597 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15599 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15601 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15602 unless -fschedule-insns is specified.
15604 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15607 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15608 TARGET_EXPAND_CBRANCHDI4.
15609 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15610 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15611 (cmpeqdi): Fix comment.
15613 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15615 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15616 (sh_legitimate_address_p): Likewise.
15617 * config/sh/sh.c (sh_legitimate_index_p): New.
15618 (sh_legitimate_address_p): Likewise.
15619 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15620 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15621 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15622 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15623 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15624 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15625 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15626 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15627 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15629 2009-05-12 Jan Hubicka <jh@suse.cz>
15631 * tree-inline.c (estimate_operator_cost): Add operands;
15632 when division happens by constant, it is cheap.
15633 (estimate_num_insns): Loads and stores are not having cost of 0;
15634 EH magic stuff is cheap; when computing runtime cost of switch,
15635 use log2 base of amount of its cases; builtin_expect has cost of 0;
15636 compute cost for moving return value of call.
15637 (init_inline_once): Initialize time_based flags.
15638 * tree-inline.h (eni_weights_d): Add time_based flag.
15640 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15642 * df-core.c: Update head documentation.
15644 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15647 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15648 shadowing exisiting variable op1.
15650 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15653 * config/i386/driver-i386.c (processor_signatures): New enum.
15654 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15655 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15656 processor signature to detect geode processor.
15658 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15662 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15664 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15665 causes spurious differences between trunk and cond-optab branch.
15667 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15669 * dojump.c (compare_from_rtx): Delete.
15670 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15671 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15672 if the comparison does not satisfy the predicate; test predicates for
15673 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15674 further if one existing pattern fails.
15675 * expr.h (compare_from_rtx): Delete.
15676 (prepare_operand): Declare it.
15677 * optabs.c: Change "lib call" to "libcall" throughout.
15678 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15679 HAVE_conditional_trap, emit_cmp_insn): Delete.
15680 (can_compare_p): Delete cmp_optab case.
15681 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15682 Accept other parameters by value.
15683 (prepare_operand): Make non-static.
15684 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15685 other parameters by value. Try to widen operands here based on
15686 an optab_methods argument and looking at cbranch_optab.
15687 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15688 loop. Use cbranch_optab directly.
15689 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15690 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15692 (emit_conditional_move, emit_conditional_add): Inline what's needed
15693 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15694 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15695 with COMPARE. Move cmov_optab and cstore_optab above
15696 with cbranch_optab, move cmp_optab down with ucmp_optab,
15697 remove tst_otpab. Do not initialize trap_rtx.
15698 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15699 for trap code. Do not check HAVE_conditional_trap. Use
15700 prepare_cmp_insn. Accept no predicate for operand 3.
15701 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15702 (OTI_ctrap, ctrap_optab): New.
15703 (tst_optab): Delete.
15704 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15705 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15706 with lookup of ctrap_optab.
15707 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15709 (ctrap_optab): New.
15711 * combine.c (combine_simplify_rtx, simplify_set): Do not
15712 special case comparing against zero for cc0 machines.
15713 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15714 COMPARE on cc0 machines.
15715 (simplify_relational_operation): Return a new expression when
15716 a COMPARE could be removed.
15717 * final.c (final_scan_insn): Compare cc_status values
15718 against LHS of a (compare FOO (const_int 0)) cc0 source.
15719 Also check if cc_status.value is the full compare.
15721 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15722 (cstoreMM4): Document.
15723 (conditional_trap): Document ctrapMM4 instead.
15724 (sync_compare_and_swapMM): Refer to cbranchcc4.
15725 (Dependent Patterns): Eliminate obsolete information referring to
15726 the old jump optimization phase.
15727 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15728 of compares with 0 on cc0 machines.
15729 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15730 avoiding references to cc0. Remove text about storing operands
15732 * doc/tm.texi (Condition Codes): Include blurb on different
15733 condition code representations, separate into subsections for
15734 CC0, MODE_CC and conditional execution.
15736 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15737 alpha_emit_setcc): Accept operands and a machine mode.
15738 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15739 Get code/op0/op1 from operands, use machine mode argument
15740 instead of alpha_compare.fp_p. Emit the branch here.
15741 (alpha_emit_setcc): Likewise, and return boolean.
15742 (alpha_emit_conditional_move): Likewise. Assert that
15743 cmp_op_mode == cmp_mode, and simplify accordingly.
15744 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15745 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15746 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15748 (stack probe test): Use cbranchdi4.
15749 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15751 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15752 * config/arc/arc.h (movsicc, movsfcc): Use it.
15753 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15754 (cbranchsi4, cstoresi4): New.
15755 (cmpsi, bCC and sCC expanders): Remove.
15757 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15758 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15759 * config/arm/predicates.md (arm_comparison_operator): Only include
15760 floating-point operators if there is a hardware floating-point unit.
15761 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15762 deferring to cbranch_cc and cstore_cc respectively.
15763 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15764 cbranch_cc, cstore_cc): New.
15765 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15767 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15769 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15770 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15772 (adjust_insn_length): Adjust calls.
15773 (avr_reorg): Handle (compare (foo) (const_int 0)).
15774 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15775 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15776 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15777 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15779 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15780 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15782 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15783 (cbranchsi4, cstorebi4, cstoresi4): New.
15784 (movbisi): This insn is duplicate, split it to zero_extend.
15785 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15786 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15787 (bfin_optimize_loop): Use cbranch expander.
15788 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15789 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15790 (bfin_bimode_comparison_operator): ... this.
15791 (bfin_direct_comparison_operator): New.
15793 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15794 inside (compare FOO (const_int 0)).
15795 (cris_rtx_costs): Handle ZERO_EXTRACT.
15796 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15797 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15798 (*tstdi_v32): Delete.
15799 (*cmpdi_non_v32): Add M alternative for operand 1.
15800 (cmpsi, cmp<mode>): Make private.
15801 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15803 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15805 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15806 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15807 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15808 (cc_reg_operand): New.
15809 (any_cond): Delete.
15810 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15811 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15812 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15813 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15814 crx_expand_scond): Delete.
15816 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15818 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15819 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15821 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15822 cstoresi4, cstoresf4, cstoredf4): New.
15823 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15824 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15825 Receive the entire operands array.
15826 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15827 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15828 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15829 Get test/op0/op1 from the operands array.
15830 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15832 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15833 (h8300_expand_store): New.
15834 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15836 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15837 (h8300_expand_store): New.
15838 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15839 or do not try to produce (set (cc0) REG).
15840 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15841 change a compare into a move to a scratch register. Disable some
15842 peepholes when comparing with zero.
15843 (tstsi, tsthi, tstsi, cmpqi): Make private.
15845 (bCC, sCC): Delete.
15846 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15849 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15850 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15851 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15852 (ix86_emit_i387_log1p): Use cbranchxf2.
15853 (ix86_expand_setcc): Return void.
15854 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15855 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15856 cmp<MODEF>, cmpcc): Remove.
15857 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15858 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15859 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15860 (sCC and bCC expanders): Remove.
15861 (stack_protect_test): Use cbranchcc4.
15863 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15865 (ia64_expand_compare): Accept three rtx by reference and return void.
15866 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15867 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15868 from *expr. Update *expr with the BImode comparison to do.
15869 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15870 cmptf, bCC, sCC, conditional_trap): Delete.
15871 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15872 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15873 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15874 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15875 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15877 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15878 type of last argument.
15879 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15880 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15881 use machine mode argument instead of branch_type. Remove dead
15882 code for floating-point comparisons.
15883 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15884 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15886 (cbranchsi4, cstoresi4): New.
15887 * config/iq2000/predicates.md (reg_or_const_operand): New.
15889 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15890 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15891 (b<code>_op): Rewrite to...
15892 (bcc_op): ... this, using match_operator.
15893 (s<code>_op): Rewrite to...
15894 (scc_op): ... this, using match_operator.
15895 (s<code>_24_op): Rewrite to...
15896 (scc_op_24): ... this, using match_operator.
15897 (s<code>_<mode>): Rewrite to...
15898 (cstore<mode>4): ... this, using match_operator.
15899 (s<code>_<mode>_24): Rewrite to...
15900 (cstore<mode>4_24): ... this, using match_operator.
15901 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15902 m32c_unpend_compare, m32c_expand_scc): Delete.
15903 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15904 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15905 (m32c_expand_movcc): Change NE to EQ if necessary.
15906 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15908 * config/m32r/m32r-protos.h (gen_cond_store): New.
15909 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15910 (gen_cond_store): New, from sCC patterns.
15911 (m32r_expand_block_move): Use cbranchsi4.
15912 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15913 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15914 (cbranchsi4, cstoresi4): New.
15916 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15918 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15919 (m68hc11_notice_update_cc): Look into a compare with 0.
15920 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15922 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15923 cmphi, cmpqi, bCC): Delete.
15924 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15925 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15926 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15929 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15930 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15931 * config/m68k/constraints.md (H): New.
15932 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15933 the define_insn below.
15934 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15935 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15936 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15937 patterns): Wrap RHS with COMPARE.
15938 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15939 (*cmpdi_internal): Name this pattern.
15940 (cmpdi): Change to define_insn.
15941 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15942 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15943 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15945 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15946 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15947 (conditional_trap): Change to...
15948 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15949 (*conditional_trap): Use the ordered_comparison_operator and
15950 const1_operand predicates.
15951 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15952 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15953 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15954 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15956 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15957 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15958 (mcore_gen_compare): New.
15959 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15960 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15961 (mcore_gen_compare): ... this.
15962 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15963 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15964 (stack probe pattern): Use cbranchsi4.
15966 * config/mips/predicates.md (mips_cstore_operator): New.
15967 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15968 * config/mips/mips.md (any_cond): Delete.
15969 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15971 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15972 fixuns_truncsfdi2): Use cbranch patterns.
15973 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15974 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15975 Adjust call to mips_expand_conditional_branch.
15976 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15978 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15979 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15980 * config/mips/mips.c (cmp_operands): Delete.
15981 (mips_emit_compare): Get comparison operands from *op0/*op1.
15982 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15983 that it succeeds. Use op0/op1 instead of cmp_operands.
15984 (mips_expand_conditional_branch, mips_expand_conditional_move,
15985 mips_expand_conditional_trap): Likewise.
15986 (mips_block_move_loop): Use cbranch patterns.
15987 * config/mips/mips.h (cmp_operands): Delete.
15989 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15990 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15991 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15992 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15993 (*cmpcc_folded): Rename to...
15994 (*cmpdi_folded): this.
15995 (*cmpcc): Rename to...
15997 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16000 (cbranchdf4): New. Handle invalid comparisons here.
16001 * config/mmix/predicates.md (float_comparison_operator): New.
16003 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16004 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16005 * config/mn10300/mn10300.md (tst): Delete.
16006 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16007 Name these patterns and wrap RHS in a compare.
16008 (*cmpsi): Make this pattern private. Include tst.
16009 (*cmpsf): Make this pattern private.
16010 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16011 (compare with zero peepholes): Likewise.
16013 (cbranchsi4, cbranchsf4): New.
16014 (casesi): Use cbranchsi4.
16016 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16017 hppa_branch_type): Delete.
16018 (return_addr_rtx): Use cbranchsi4.
16019 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16020 Emit CCFPmode comparison here.
16021 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16022 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16023 hppa_branch_type): Delete.
16024 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16025 (movsicc, movdicc): Remove references to hppa_compare_op0,
16026 hppa_compare_op1 and compare_from_rtx.
16027 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16028 (casesi): Use cbranchsi4.
16030 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16031 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16032 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16033 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16034 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16036 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16037 (*branch, *branch_inverted): New.
16039 * config/picochip/picochip.md (cbranchhi4): Use
16040 ordered_comparison_operator.
16041 (cmphi, bCC): Remove.
16043 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16044 (trap_comparison_operator): Delete.
16045 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16046 rs6000_emit_cbranch): Accept mode and operands.
16047 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16048 rs6000_compare_fp_p): Delete.
16049 (rs6000_generate_compare): Accept mode and comparison. Extract code
16050 and op0/op1 from there. Replace references to rs6000_compare_op0
16051 and rs6000_compare_op1.
16052 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16053 extract result from passed operands.
16054 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16055 extract loc from passed operands.
16056 (rs6000_emit_cmove): Likewise.
16057 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16058 rs6000_compare_fp_p): Delete.
16059 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16060 (cbranch<GPR>4, cbranch<FP>4): New.
16061 (cstore<mode>4): New. Consolidate here all choices about when to use
16062 portable or specialized sCC sequences.
16063 (stack_protect_test): Use cbranchsi4.
16064 (conditional_trap): Replace with ctrap<GPR>4.
16065 (conditional trap insn): Replace trap_comparison_operator with
16066 ordered_comparison_operator.
16068 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16069 (s390_emit_prologue): Use ctrap.
16070 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16071 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16072 New predicates replacing...
16073 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16074 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16075 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16076 (add<mode>cc): Do not use s390_compare_op0/op1.
16077 (s<code>): Change to...
16078 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16079 (seq): Change to...
16080 (cstorecc4): ... this. Handle EQ or NE equally.
16081 (*sne): Un-privatize for use in cstorecc4.
16082 (b<code>): Change to...
16083 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16084 (conditional_trap): Replace with...
16085 (ctrap<GPR>4, ctrap<FP>4): ... these.
16086 (stack_protect): Use cbranchcc4.
16088 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16089 * config/score/score-protos.h (score_gen_cmp): Delete.
16090 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16091 (score_block_move-loop): Use cbranchsi4.
16092 * config/score/score.md (cbranchsi4): New.
16093 (cmpsi, bCC): Delete.
16094 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16095 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16096 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16097 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16098 * config/score/score3.h (score3_gen_cmp): Delete.
16099 * config/score/score7.h (score7_gen_cmp): Delete.
16101 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16102 (sh_emit_scc_to_t): ... this. Return void.
16103 (from_compare): Rename to...
16104 (sh_emit_compare_and_branch): ... this.
16105 (sh_emit_compare_and_set): New.
16106 (sh_expand_t_scc): Accept operands.
16107 * config/sh/predicates.md (sh_float_comparison_operator): New.
16108 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16109 (prepare_scc_operands): Rename to...
16110 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16112 (sh_emit_cheap_store_flag): New.
16113 (sh_emit_set_t_insn): New.
16114 (from_compare): Rename to...
16115 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16116 handling of TARGET_SH2E floating point to avoid recursive call.
16117 Generate branch here.
16118 (sh_emit_compare_and_set): New.
16119 (sh_expand_t_scc): Get op0/op1 from arguments.
16120 (sh_emit_cheap_store_flag): New.
16121 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16123 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16124 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16125 (movsicc, movdicc): Do nothing when it recreated operands from
16126 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16127 prepare_scc_operands (now sh_emit_scc_to_t).
16128 (udivdi3): Use cstoresi4.
16129 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16130 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16131 (cbranchint4_media, cbranchfp4_media): New.
16132 (casesi): Use cbranchdi4.
16133 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16135 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16136 (movnegt): Remove second operand.
16137 (cbranchsf4, cbranchdf4): New.
16138 (stack_protect): Use cbranchdi4/cbranchsi4.
16140 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16141 (gen_compare_reg): Accept comparison, extract part of it to...
16142 (gen_compare_reg_1): ... this.
16143 (gen_compare_operator): Delete.
16144 (gen_v9_scc): Accept separate destination, comparison code and arms.
16145 Do not use sparc_compare_op0/sparc_compare_op1.
16146 (emit_scc_insn, emit_conditional_branch_insn): New.
16147 (emit_v9_brxx): Make static. Remove useless assertion.
16148 (sparc_emit_float_lib_cmp): Return RTL instead of calling
16150 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
16151 * config/sparc/sparc-protos.h (gen_compare_reg,
16152 sparc_emit_float_lib_cmp): Adjust prototype.
16153 (emit_scc_insn, emit_conditional_branch_insn): New.
16154 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
16155 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
16156 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
16157 iterators to the top.
16158 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
16159 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
16160 snedi_special_trunc): Delete.
16161 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
16162 and snedi_special_trunc.
16163 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
16164 cbranchdi4, cbranch<F:mode>4): New.
16165 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
16166 here. Use gen_compare_reg instead of gen_compare_operator.
16167 (conditional_trap): Replace with...
16168 (ctrapsi4, ctrapdi4): ... this.
16169 (stack_protect_test): Use cbranchcc4.
16171 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16173 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16174 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16175 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16176 from operands[0] or operands[3] depending on is_set.
16177 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16178 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16179 cmpdf, bCC), sCC: Remove.
16180 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16181 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16183 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16184 spu_emit_branch_or_set.
16186 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
16188 * config/stormy16/stormy16.h (xstormy16_compare_op0,
16189 xstormy16_compare_op1): Delete.
16190 * config/stormy16/stormy16.c (xstormy16_compare_op0,
16191 xstormy16_compare_op1): Delete.
16192 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
16194 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
16195 (cmphi, cmpsi, bCC): Remove.
16197 * config/v850/v850.md (tstsi, cmpsi): Fold into...
16198 (*cmpsi): ... this one.
16199 (cbranchsi4, cstoresi4): New.
16200 (bCC expanders): Delete.
16201 (sCC insns): Fold into...
16202 (*setcc): ... this one.
16203 (casesi): Do not use gen_cmpsi and gen_bgtu.
16204 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16205 (movsicc): Simplify.
16206 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16208 * config/vax/vax-protos.h (cond_name): New.
16209 (vax_output_conditional_branch): Remove.
16210 * config/vax/vax.c (cond_name): New.
16211 (vax_output_conditional_branch): Remove.
16212 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16213 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16214 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16215 (bit<VAXint>): Wrap source with (compare).
16216 (b<code> and following unnamed pattern): Rename to *branch and
16217 *branch_reversed. Change macroization to match_operator.
16218 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16220 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16221 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16222 Change last argument to machine_mode.
16223 (xtensa_expand_scc): Add machine_mode argument.
16224 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16225 (gen_conditional_move, xtensa_expand_conditional_branch,
16226 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16227 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16228 Adjust operand numbers.
16229 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16231 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16232 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16233 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16235 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16237 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16238 causes spurious differences between trunk and cond-optab branch.
16240 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16243 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16245 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16247 * tree.c (iterative_hash_pointer): Delete.
16248 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16249 Hash UIDs and versions of SSA names. Don't special-case built-in
16250 function declarations.
16252 2009-05-11 Ian Lance Taylor <iant@google.com>
16255 * graphite.c: Force -Wc++-compat to only be a warning before
16256 #including "cloog/cloog.h".
16258 2009-05-11 Martin Jambor <mjambor@suse.cz>
16260 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16262 2009-05-11 Jan Hubicka <jh@suse.cz>
16264 * tree-ssa-loop-ivcanon.c: Include target.h
16265 (struct loop_size): new structure.
16266 (constant_after_peeling): New predicate.
16267 (tree_estimate_loop_size): New function.
16268 (estimated_unrolled_size): Rewrite for new estimates.
16269 (try_unroll_loop_completely): Use new estimates.
16270 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16272 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16274 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16275 libcpp interface change.
16276 (spu_macro_to_expand): Likewise.
16278 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16280 PR tree-optimization/40026
16281 * gimplify.c (gimplify_init_constructor): Change initial conditional
16282 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16283 optimize_compound_literals_in_ctor.
16285 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16287 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16289 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16291 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16293 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16294 HOST_WIDE_INT for gap.
16296 2009-05-11 Ira Rosen <irar@il.ibm.com>
16298 PR tree-optimization/40074
16299 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16300 account in group size and step comparison.
16302 2009-05-11 Richard Guenther <rguenther@suse.de>
16304 * passes.c (init_optimization_passes): Strip now incorrect comment.
16305 (execute_function_todo): Do not set PROP_alias.
16306 * tree-pass.h (PROP_alias): Remove.
16307 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16308 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16309 * tree-nrv.c (pass_return_slot): Likewise.
16310 * tree-object-size.c (pass_object_sizes): Likewise.
16311 * tree-ssa-dom.c (pass_dominator): Likewise.
16312 (pass_phi_only_cprop): Likewise.
16313 * tree-ssa-dse.c (pass_dse): Likewise.
16314 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16315 (pass_cselim): Likewise.
16316 * tree-ssa-pre.c (pass_pre): Likewise.
16317 (pass_fre): Likewise.
16318 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16319 * tree-ssa-sink.c (pass_sink_code): Likewise.
16320 * tree-stdarg.c (pass_stdarg): Likewise.
16321 * tree-tailcall.c (pass_tail_calls): Likewise.
16322 * tree-vrp.c (pass_vrp): Likewise.
16324 2009-05-10 Ian Lance Taylor <iant@google.com>
16326 * basic-block.h (enum profile_status): Break out of struct
16327 control_flow_graph.
16328 * cgraph.h (struct inline_summary): Break out of struct
16330 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16331 of struct cgraph_order_sort.
16332 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16333 * cse.c (struct branch_path): Break out of struct
16334 cse_basic_block_data.
16335 * except.h (enum eh_region_type): Break out of struct eh_region.
16336 * gcc.c (enum add_del): Break out of struct modify_target.
16337 * genrecog.c (enum decision_type): Break out of struct decision_test.
16338 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16340 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16341 * regmove.c (enum match_use): New enum, broken out of struct match.
16342 * sched-int.h (enum post_call_group): New enum, broken out of
16344 (struct deps_reg): Break out of struct deps.
16345 * target.h (struct asm_int_op): Break out of struct gcc_target.
16346 * tree-eh.c (struct goto_queue_node): Break out of struct
16348 * tree-inline.h (enum copy_body_cge_which): Break out of
16350 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16352 * c-decl.c (in_struct, struct_types): New static variables.
16353 (pushtag): Add loc parameter. Change all callers.
16354 (lookup_tag): Add ploc parameter. Change all callers.
16355 (check_compound_literal_type): New function.
16356 (parser_xref_tag): Add loc parameter. Change all callers. If
16357 -Wc++-compat, warn about struct/union/enum types defined within a
16359 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16360 and loc parameters. Change all callers. Change error calls to
16361 error_at, using loc. For a redefinition, if the location of the
16362 original definition is known, report it. Set in_struct and
16363 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16364 (finish_struct): Add new parameters enclosing_in_struct and
16365 enclosing_struct_types. Change all callers. Set
16366 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16367 in the struct. If in a struct, add this struct to struct_types.
16368 (start_enum): Add loc parameter. Change all callers. Use
16369 error_at for errors, using loc. For a redefinition, if the
16370 location of the original definition is known, report it. If in a
16371 struct, add this enum type to struct_types. If -Wc++-compat warn
16372 if in sizeof, typeof, or alignof.
16373 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16374 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16375 (c_parser_enum_specifier): Get enum location for start_enum.
16376 (c_parser_struct_or_union_specifier): Get struct location for
16377 start_struct. Save in_struct and struct_types status between
16378 start_struct and finish_struct.
16379 (c_parser_cast_expression): Get location of cast.
16380 (c_parser_alignof_expression): Get location of type.
16381 (c_parser_postfix_expression): Likewise.
16382 (c_parser_postfix_expression_after_paren_type): Add type_loc
16383 parameter. Change all callers. Call check_compound_literal_type.
16384 Use type_loc for error about variable size type.
16385 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16386 of an enum constant from an enum type defined in a struct or union.
16387 (c_cast_expr): Add loc parameter. Change all callers. If
16388 -Wc++-compat, warn about defining a type in a cast.
16389 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16390 (start_enum, start_struct, finish_struct): Update declarations.
16391 (parser_xref_tag, c_cast_expr): Update declarations.
16392 (check_compound_literal_type): Declare.
16394 2009-05-11 Ben Elliston <bje@au.ibm.com>
16396 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16397 for recent libcpp interface change.
16398 (rs6000_macro_to_expand): Likewise.
16400 2009-05-10 Michael Matz <matz@suse.de>
16403 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16404 not at entry of function.
16406 2009-05-10 Richard Guenther <rguenther@suse.de>
16408 PR tree-optimization/40081
16410 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16411 using the main variant of the element type. Do not fiddle with
16412 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16414 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16415 structs with volatile fields.
16417 2009-05-10 Jan Hubicka <jh@suse.cz>
16419 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16420 (estimate_move_cost): Assert that it does not get called for
16422 (estimate_num_insns): Skip VOID types in argument handling.
16423 (optimize_inline_calls): Delete unreachable blocks and verify that
16424 callgraph is valid.
16426 2009-05-10 Jan Hubicka <jh@suse.cz>
16428 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16429 * cgraph.c (cgraph_mark_address_taken_node): New function.
16430 (dump_cgraph_node): Dump new flag.
16431 * cgraph.h (struct cgraph_node): Add address_taken.
16432 (cgraph_mark_address_taken_node): New function.
16433 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16434 since new direct calls can be born.
16436 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16438 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16439 tok->val.node.node.
16441 2009-05-10 Jan Hubicka <jh@suse.cz>
16443 PR middle-end/40084
16444 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16446 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16447 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16448 * tree-inline.c (copy_bb): Set frequency correctly.
16449 (fold_marked_statements): Update call to
16450 cgraph_update_edges_for_call_stmt.
16452 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16454 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16455 identifiers in diagnostics.
16456 * config/arm/arm.c (arm_handle_fndecl_attribute,
16457 arm_handle_isr_attribute): Likewise.
16458 * config/avr/avr.c (avr_handle_progmem_attribute,
16459 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16460 * config/bfin/bfin.c (handle_int_attribute,
16461 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16462 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16463 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16465 * config/darwin.c (darwin_handle_kext_attribute,
16466 darwin_handle_weak_import_attribute): Likewise.
16467 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16468 h8300_handle_eightbit_data_attribute,
16469 h8300_handle_tiny_data_attribute): Likewise.
16470 * config/i386/i386.c (ix86_handle_cconv_attribute,
16471 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16472 * config/i386/winnt.c (ix86_handle_shared_attribute,
16473 ix86_handle_selectany_attribute): Likewise.
16474 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16475 * config/m32c/m32c.c (function_vector_handler): Likewise.
16476 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16477 m68hc11_handle_fntype_attribute): Likewise.
16478 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16479 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16480 * config/mips/mips.c (mips_insert_attributes,
16481 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16482 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16483 rs6000_handle_struct_attribute): Likewise.
16484 * config/sh/sh.c (sh_insert_attributes,
16485 sh_handle_resbank_handler_attribute,
16486 sh_handle_interrupt_handler_attribute,
16487 sh2a_handle_function_vector_handler_attribute,
16488 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16490 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16491 * config/spu/spu.c (spu_handle_fndecl_attribute,
16492 spu_handle_vector_attribute): Likewise.
16493 * config/stormy16/stormy16.c
16494 (xstormy16_handle_interrupt_attribute): Likewise.
16495 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16496 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16498 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16500 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16501 (pp_translate_identifiers): New.
16502 (pp_identifier): Only conditionally translate identifier to locale
16504 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16505 (pp_base_tree_identifier): Only conditionally translate identifier
16506 to locale character set.
16507 * c-pretty-print.c (M_): Define.
16508 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16509 fragments for conditional translation with M_.
16510 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16511 identifier translation.
16513 2009-05-10 Richard Guenther <rguenther@suse.de>
16515 PR tree-optimization/40081
16516 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16517 using the main variant of the element type. Do not fiddle with
16518 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16520 2009-05-09 Jan Hubicka <jh@suse.cz>
16522 PR middle-end/40080
16523 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16524 indirect calls; verify cgraph afterwards.
16526 2009-05-09 Jan Hubicka <jh@suse.cz>
16529 * ipa.c (update_inlined_to_pointer): New function.
16530 (cgraph_remove_unreachable_nodes): Use it.
16532 2009-05-09 Jan Hubicka <jh@suse.cz>
16534 * tree-eh.c (struct leh_state): Remove prev_try.
16535 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16536 not track prev_try.
16537 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16538 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16539 remove_eh_handler_and_replace, foreach_reachable_handler,
16540 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16541 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16542 (gen_eh_region_cleanup): Update prototype.
16544 2009-05-09 Jan Hubicka <jh@suse.cz>
16546 PR middle-end/40043
16547 * except.c (copy_eh_region): Always set prev_try.
16548 (redirect_eh_edge_to_label): Find outer try.
16549 (foreach_reachable_handler): When looking for prev try
16550 handle case where previous try is not going to be taken.
16552 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16554 PR tree-optimization/40049
16555 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16556 only vector/vector shifts, convert the type of the constant to the
16557 appropriate type to avoid building incorrect trees, which
16558 eventually have problems with garbage collection.
16560 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16562 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16563 -1 for complex floating-point types if honoring signed zeros.
16565 2009-05-08 Jan Hubicka <jh@suse.cz>
16567 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16568 argument; handle correctly when profile is absent.
16569 (build_cgraph_edges): Update.
16570 (rebuild_cgraph_edges): Update.
16571 * cgraph.c: Do not include varray.h.
16572 (cgraph_set_call_stmt_including_clones): New function.
16573 (cgraph_create_edge_including_clones): Likewise
16574 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16575 (cgraph_update_edges_for_call_stmt): Handle clones.
16576 (cgraph_remove_node): Handle clone tree.
16577 (cgraph_remove_node_and_inline_clones): New function.
16578 (dump_cgraph_node): Dump clone tree.
16579 (cgraph_clone_node): Handle clone tree.
16580 (clone_function_name): Bring here from tree-inline.c.
16581 (cgraph_create_virtual_clone): New function.
16582 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16583 (cgraph_clone_info): New function.
16584 (strut cgraph_node): Add clone_info and new clone tree pointers.
16585 (cgraph_remove_node_and_inline_clones,
16586 cgraph_set_call_stmt_including_clones,
16587 cgraph_create_edge_including_clones,
16588 cgraph_create_virtual_clone): Declare.
16589 (cgraph_function_versioning): Use VEC argument.
16590 (compute_call_stmt_bb_frequency): Update prototype.
16591 (cgraph_materialize_all_clones): New function.
16592 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16593 (ipcp_create_replace_map): Update to VECtors.
16594 (ipcp_update_callgraph): Use virtual clones.
16595 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16596 (ipcp_update_profiling): Do not update local profiling.
16597 (ipcp_insert_stage): Use VECtors and virtual clones.
16598 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16599 (clone_of_p): New function.
16600 (cgraph_preserve_function_body_p): Use clone tree.
16601 (cgraph_optimize): Materialize clones.
16602 (cgraph_function_versioning): Update for VECtors.
16603 (save_inline_function_body): Use clone tree.
16604 (cgraph_materialize_clone): New function.
16605 (cgraph_materialize_all_clones): Likewise.
16606 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16607 * ipa.c: Include gimple.h.
16608 (cgraph_remove_unreachable_nodes): Use clone tree.
16609 * ipa-prop.c (ipa_note_param_call): Update call to
16610 compute_call_stmt_bb_frequencycall.
16611 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16612 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16613 (copy_bb): Handle updating of clone tree; add new edge when new call
16615 (expand_call_inline): Be strict about every call having edge.
16616 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16617 (delete_unreachable_blocks_update_callgraph): New function.
16618 (tree_function_versioning): Use VECtors; always remove unreachable
16619 blocks and fold conditionals.
16620 * tree-inline.h: Do not include varray.h.
16621 (tree_function_versioning): Remove.
16622 * Makefile.in (GTFILES): Remove tree-inline.c
16623 * passes.c (do_per_function): Do only functions having body.
16624 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16627 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16628 Andrew Morrow <acm@google.com>
16631 * c-common.c (c_common_attribute_table): Permit deprecated
16632 attribute to take an optional argument.
16633 (handle_deprecated_attribute): If the optional argument to
16634 __attribute__((deprecated)) is not a string ignore the attribute
16635 and emit a warning.
16637 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16638 * c-typeck.c (build_component_ref): Likewise.
16639 (build_external_ref): Likewise.
16641 * toplev.c (warn_deprecated_use): Add an attribute argument.
16642 Emit the message associated with __attribute__((deprecated)).
16644 * toplev.h (warn_deprecated_use): Updated.
16646 * doc/extend.texi: Document new optional parameter to
16647 __attribute__((deprecated))
16649 2009-05-08 Michael Eager <eager@eagercon.com>
16651 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16652 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16654 2009-05-08 Richard Guenther <rguenther@suse.de>
16656 PR tree-optimization/40062
16657 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16658 Avoid exponential behavior.
16660 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16662 PR rtl-optimization/33928
16664 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16665 process_uses, build_single_def_use_links): New.
16666 (update_df): Update use_def_ref.
16667 (forward_propagate_into): Use get_def_for_use instead of use-def
16669 (fwprop_init): Call build_single_def_use_links and let it initialize
16671 (fwprop_done): Free use_def_ref.
16672 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16673 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16674 df_rd_simulate_one_insn): New.
16675 (df_rd_bb_local_compute_process_def): Update head comment.
16676 (df_chain_create_bb): Use the new RD simulation functions.
16677 * df.h (df_rd_simulate_artificial_defs_at_top,
16678 df_rd_simulate_one_insn): New.
16679 * opts.c (decode_options): Enable fwprop at -O1.
16680 * doc/invoke.texi (-fforward-propagate): Document this.
16682 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16685 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16686 and one complex operand specially.
16687 * tree-complex.c (some_nonzerop): Do not identify a real value as
16688 zero if flag_signed_zeros.
16690 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16692 PR rtl-optimization/33928
16693 * loop-invariant.c (record_use): Fix && vs. || mishap.
16695 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16697 PR rtl-optimization/33928
16698 * loop-invariant.c (struct use): Add addr_use_p.
16699 (struct def): Add n_addr_uses.
16700 (struct invariant): Add cheap_address.
16701 (create_new_invariant): Set cheap_address.
16702 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16703 (record_uses): Pass df_ref to record_use.
16704 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16707 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16709 * config/sh/sh.c: Do not include c-pragma.h.
16711 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16713 * config/spu/spu.c: Remove include of c-common.h.
16715 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16718 * c-common.h (mark_valid_location_for_stdc_pragma,
16719 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16720 clear_float_const_decimal64, float_const_decimal64_p): New.
16721 * c.opt (Wunsuffixed-float-constants): New.
16722 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16723 unsuffixed float constant, handle new warning.
16724 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16725 * c-decl.c (c_scope): New flag float_const_decimal64.
16726 (set_float_const_decimal64, clear_float_const_decimal64,
16727 float_const_decimal64_p): New.
16728 (push_scope): Set new flag.
16729 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16730 to use STDC pragmas.
16731 (c_parser_external_declaration): Ditto.
16732 (c_parser_compound_statement_nostart): Ditto.
16733 * c-pragma.c (valid_location_for_stdc_pragma,
16734 mark_valid_location_for_stdc_pragma,
16735 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16736 handle_pragma_float_const_decimal64): New.
16737 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16738 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16739 set_float_const_decimal64, clear_float_const_decimal64,
16740 float_const_decimal64_p): New dummy functions.
16741 * doc/extend.texi (Decimal Float): Remove statement that the
16742 pragma, and suffix for double constants, are not supported.
16743 * doc/invoke.texi (Warning Options): List new option.
16744 (-Wunsuffixed-float-constants): New.
16746 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16748 * config/i386/i386.c: Do not include c-common.h.
16750 2009-05-07 Mark Heffernan <meheff@google.com>
16752 * doc/invoke.texi (Debugging Options): Document change of debugging
16754 * opts.c (decode_options): Make dump_base_name relative to
16755 aux_base_name directory.
16757 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16759 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16760 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16762 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16764 * Makefile.in (install-plugin): Simplify a bit.
16766 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16768 * Makefile.in (OBJS-common): Add regcprop.o.
16770 * timevar.def (TV_CPROP_REGISTERS): New.
16771 * regrename.c (regrename_optimize): Return 0.
16772 (rest_of_handle_regrename): Delete.
16773 (pass_rename_registers): Point to regrename_optimize.
16774 (struct value_data_entry, struct value_data,
16775 kill_value_one_regno, kill_value_regno, kill_value,
16776 set_value_regno, init_value_data, kill_clobbered_value,
16777 kill_set_value, kill_autoinc_value, copy_value,
16778 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16779 replace_oldest_value_reg, replace_oldest_value_addr,
16780 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16781 debug_value_data, validate_value_data): Move...
16782 * regcprop.c: ... here.
16783 (rest_of_handle_cprop): Delete.
16784 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16786 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16788 PR middle-end/40057
16789 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16790 GEN_INT for 1 << bitnum.
16791 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16792 build_int_cst_type.
16794 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16796 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16797 Remove wrong description of "nand" operation.
16799 2009-05-06 Richard Guenther <rguenther@suse.de>
16800 Adam Nemet <anemet@caviumnetworks.com>
16802 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16803 comment. Add that if LHS is not a gimple register, then RHS1 has
16804 to be a single object (GIMPLE_SINGLE_RHS).
16806 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16808 * expr.c (get_def_for_expr): Move it up in the file.
16809 (store_field): When expanding a bit-field store, look at the
16810 defining gimple stmt for the masking conversion.
16812 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16814 PR middle-end/39986
16815 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16816 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16817 32-bit memcpy into long.
16819 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16821 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16822 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16824 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16825 instead of appending DW_OP_deref*.
16827 2009-05-06 Michael Matz <matz@suse.de>
16829 PR middle-end/40021
16830 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16831 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16833 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16835 * Makefile.in (install-plugin): Fix srcdir handling.
16837 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16839 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16840 when processing for not_regs_needed bitmap.
16841 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16842 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16843 handling it for rhs.
16845 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16847 * config/i386/i386.md (unnamed inc/dec peephole): Use
16848 optimize_insn_for_size_p instead of optimize_size.
16849 * config/i386/predicates.md (incdec_operand): Likewise.
16850 (aligned_operand): Likewise.
16851 * config/i386/sse.md (divv8sf3): Likewise.
16852 (sqrtv8sf2): Likewise.
16854 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16856 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16858 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16860 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16862 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16863 ssemodesuffixf2c with avxmodesuffixf2c.
16865 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16868 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16870 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16872 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16873 (struct tree_base): Adjust spacing for 8 bit boundaries.
16874 (struct tree_decl_common): Add decl_by_reference_flag bit.
16875 (DECL_BY_REFERENCE): Adjust.
16876 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16877 print DECL_BY_REFERENCE bit.
16878 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16879 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16880 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16881 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16884 PR middle-end/39666
16885 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16886 range of the type, but default label is missing, add it with one
16887 of the existing labels instead of adding a new label for it.
16889 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16893 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16895 * Makefile.in (enable_plugin, plugin_includedir): New.
16896 (install): Depend on install-plugin.
16897 (PLUGIN_HEADERS): New.
16898 (install-plugin): New.
16899 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16901 2009-05-05 Richard Guenther <rguenther@suse.de>
16903 PR tree-optimization/40022
16904 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16906 (phivn_valid_p): Fix tuplification error, simplify.
16907 (phiprop_insert_phi): Add dumps.
16908 (propagate_with_phi): Simplify.
16910 2009-05-05 Richard Guenther <rguenther@suse.de>
16912 PR middle-end/40023
16913 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16915 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16917 * tree.h (strip_float_extensions): Remove duplicate declaration.
16918 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16919 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16920 block_ultimate_origin): Rearrange the declarations line to match the
16921 comment that indicates the .c file which the functions are defined.
16922 (dwarf2out_*, set_decl_rtl): Add comment.
16923 (get_base_address): Adjust comment.
16924 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16925 declarations line and add comment.
16926 (is_builtin_name): Add blank after function name, for clarity.
16928 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16930 * attribs.c (decl_attributes): Use %qE for identifiers in
16932 * cgraphunit.c (verify_cgraph_node): Translate function names to
16933 locale character set in diagnostics.
16934 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16936 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16937 Document that functions are named in UTF-8.
16938 * expr.c (expand_expr_real_1): Translate function names to locale
16939 character set in diagnostics.
16940 * gimplify.c (omp_notice_variable, omp_is_private,
16941 gimplify_scan_omp_clauses): Use %qE for identifiers in
16943 * langhooks.c (lhd_print_error_function): Translate function names
16944 to locale character set.
16945 * langhooks.h (decl_printable_name): Document that return value is
16946 in internal character set.
16947 * stmt.c: Include pretty-print.h
16948 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16950 (resolve_operand_name_1): Translate named operand name to locale
16952 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16954 * toplev.c (announce_function): Translate function names to locale
16956 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16957 (default_tree_printer): Use pp_identifier or translate identifiers
16958 to locale character set. Mark "<anonymous>" for translation.
16959 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16960 for identifiers in diagnostics.
16961 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16963 * varasm.c (output_constructor): Use %qE for identifiers in
16966 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16968 * configure.ac: use ` ` instead of $()
16969 * configure: Regenerate.
16971 2009-05-05 Ben Elliston <bje@au.ibm.com>
16973 * config/pa/linux-atomic.c: Eliminate conditional include of
16974 errno.h on non-LP64 systems to simplify build requirements.
16976 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16978 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16980 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16981 and pass value to identifier_to_locale.
16982 (warn_variable_length_array): Make name a tree.
16983 (grokdeclarator): Separate diagnostic texts for named and unnamed
16984 declarators. Use %qE for named declarators.
16985 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16987 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16988 identifiers in diagnostics.
16989 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16990 identifier_to_locale. Mark "anonymous" strings for translation.
16992 2009-05-04 Michael Eager <eager@eagercon.com>
16994 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16995 address for DImode/DFmode only if double-precision FP regs.
16997 2009-05-04 Michael Eager <eager@eagercon.com>
16999 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17000 TARGET_SINGLE_FLOAT check.
17002 2009-05-04 Michael Eager <eager@eagercon.com>
17004 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17006 2009-05-04 Michael Eager <eager@eagercon.com>
17008 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17009 * config/rs6000/t-xilinx: New
17011 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17013 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17014 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17015 * gcc/explow.c (memory_address): Use target hook.
17016 * gcc/targhooks.c (default_legitimize_address): New.
17017 * gcc/targhooks.h (default_legitimize_address): New.
17018 * gcc/target.h (legitimize_address): New.
17019 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17020 (TARGET_INITIALIZER): Include it.
17021 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17023 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17024 * config/bfin/bfin.c (legitimize_address): Remove.
17025 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17026 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17028 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17029 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17031 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17032 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17033 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17034 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17035 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17036 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17037 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17038 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17039 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17040 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17041 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17042 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17043 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17044 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17045 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17046 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17047 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17048 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17049 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17050 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17051 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17052 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17053 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17055 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17056 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17057 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17058 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17059 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17060 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17061 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17062 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17063 (thumb_legitimize_address): Delete.
17064 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17065 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17066 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17067 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17068 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17069 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17071 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17074 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17075 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17076 * config/m32r/m32r.c (m32r_legitimize_address): New.
17077 * config/m68k/m68k.c (m68k_legitimize_address): New.
17078 * config/score/score.c (score_legitimize_address): Standardize.
17079 * config/score/score3.c (score3_legitimize_address): Standardize.
17080 * config/score/score3.h (score3_legitimize_address): Adjust.
17081 * config/score/score7.c (score7_legitimize_address): Standardize.
17082 * config/score/score7.h (score7_legitimize_address): Adjust.
17083 * config/sh/sh.c (sh_legitimize_address): New.
17084 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17086 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17087 (s390_legitimize_address): ... this.
17088 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17089 (sparc_legitimize_address): ... this.
17090 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17091 (ix86_legitimize_address): ... this.
17092 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17093 (avr_legitimize_address): ... this.
17094 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17095 (mn10300_legitimize_address): ... this.
17096 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17097 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17098 (alpha_expand_mov): Adjust call.
17100 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17101 * config/spu/spu.c (spu_legitimize_address): Likewise.
17102 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17103 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17105 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17107 * intl.c (locale_encoding, locale_utf8): New.
17108 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17109 * intl.h (locale_encoding, locale_utf8): Declare.
17110 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17111 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17113 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17115 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17116 (pp_base_tree_identifier): Declare as function.
17117 (identifier_to_locale): Declare.
17118 * Makefile.in (pretty-print.o): Update dependencies.
17119 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17121 2009-05-04 Richard Guenther <rguenther@suse.de>
17123 PR middle-end/40015
17124 * builtins.c (fold_builtin_memory_op): Do not decay to element
17125 type if the size matches the whole array.
17127 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17129 * expmed.c (synth_mult): When trying out a shift, pass the result
17132 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17134 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17135 (shiftsub1_cost): New.
17136 (init_expmed): Compute shiftsub1_cost.
17137 (synth_mult): Optimize multiplications by constants of the form
17138 -(2^^m-1) for some constant positive integer m.
17140 2009-05-03 Richard Guenther <rguenther@suse.de>
17143 * c-typeck.c (array_to_pointer_conversion): Do not built
17144 ADDR_EXPRs of arrays of pointer-to-element type.
17145 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17146 up wrong ADDR_EXPRs after-the-fact.
17147 * c-common.c (strict_aliasing_warning): Strip pointer
17148 conversions for obtaining the original type.
17149 * builtins.c (fold_builtin_memset): Handle array types.
17150 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
17153 2009-05-03 Richard Guenther <rguenther@suse.de>
17155 PR middle-end/23329
17156 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
17157 Do not lose casts from array types with unknown extent to array
17158 types with known extent.
17159 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
17160 alias set compatibility.
17162 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
17164 * flags.h (extra_warnings): Delete.
17165 * toplev.c (process_options): Handle Wuninitialized here.
17166 * opts.c (extra_warnings): Delete.
17167 (set_Wextra): Delete.
17168 (common_handle_option): -Wextra can be handled automatically.
17169 * c-opts.c (c_common_handle_option): Delete obsolete code.
17170 (c_common_post_options): Simplify comment.
17171 * common.opt (W): Add Var.
17173 (Wuninitialized): Initialize to -1.
17175 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17176 Richard Guenther <rguenther@suse.de>
17178 * expr.c (get_def_for_expr): New function.
17179 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17180 SSA rather than trees.
17181 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17182 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17184 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17186 * c-common.c (reswords): Add _Imaginary.
17187 * c-common.c (enum rid): Add RID_IMAGINARY.
17189 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17191 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
17192 Patch by Richard Guenther.
17194 2009-05-03 Anatoly Sokolov <aesok@post.ru>
17196 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
17197 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17198 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
17199 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
17200 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17201 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17202 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17203 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17204 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17205 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17206 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17207 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17208 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17209 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17210 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17211 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17212 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17213 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17215 2009-05-02 Richard Guenther <rguenther@suse.de>
17217 PR tree-optimization/39940
17218 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17221 2009-05-02 Richard Guenther <rguenther@suse.de>
17223 PR middle-end/40001
17224 * tree-ssa.c (execute_update_addresses_taken): Properly check
17225 if we can mark a variable DECL_GIMPLE_REG_P.
17226 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17227 back to the end of the function.
17228 (is_gimple_reg_type): Remove complex type special casing.
17229 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17232 2009-05-02 Ben Elliston <bje@au.ibm.com>
17234 * doc/collect2.texi (Collect2): Document search path behaviour
17235 when configured with --with-ld.
17237 2009-05-02 Jan Hubicka <jh@suse.cz>
17239 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17240 parameter; update callers.
17241 (coalesce_cost_edge): EH edges are costier because they needs
17242 splitting even if not critical and even more costier when there are
17243 multiple EH predecestors.
17245 2009-05-02 Jan Hubicka <jh@suse.cz>
17247 * except.c (remove_eh_handler_and_replace): Handle updating after
17248 removing TRY blocks.
17250 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17252 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17254 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17256 * varasm.c: Do not include c-pragma.h.
17257 * attribs.c: Do not incude c-common.h.
17259 2009-05-01 Michael Matz <matz@suse.de>
17261 * calls.c (initialize_argument_information): Handle SSA names like
17262 decls with a non MEM_P DECL_RTL.
17264 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17266 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17267 * ipa-utils.c: Likewise.
17268 * ipa-type-escape.c: Likewise.
17269 * cgraphunit.c Do not include c-common.h.
17270 * ipa-pure-const.c: Likewise.
17271 * tree-if-conv.c: Likewise.
17272 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17273 * ipa-struct-reorg.c: Likewise.
17274 * tree-nomudflap.c: Likewise.
17275 * tree-ssa-structalias.c: Likewise.
17277 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17279 * store-motion.c: Many cleanups to make this pass a first-class
17280 citizen instead of an appendix to gcse load motion. Add TODO list
17281 to make this pass faster/cleaner/better.
17283 (struct ls_expr): Post gcse.c-split cleanups.
17284 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17285 "stores" field to "avail_stores".
17286 (pre_ldst_mems): Rename to store_motion_mems.
17287 (pre_ldst_table): Rename to store_motion_mems_table.
17288 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17289 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17290 (ldst_entry): Rename to st_expr_entry, update users.
17291 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17292 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17293 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17295 (first_ls_expr): Rename to first_st_expr, update users.
17296 (next_ls_expr): Rename to next_st_expr, update users.
17297 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17298 fields properly for store motion instead of names inherited from load
17300 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17301 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17304 (ae_kill): Rename to st_kill, update users.
17305 (ae_gen): Rename to st_avloc, update users.
17306 (transp): Rename to st_transp, update users.
17307 (pre_insert_map): Rename to st_insert_map, update users.
17308 (pre_delete_map): Rename to st_delete_map, update users.
17309 (insert_store, build_store_vectors, free_store_memory,
17310 one_store_motion_pass): Update for abovementioned changes.
17312 (gcse_subst_count, gcse_create_count): Remove.
17313 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17314 and "n_stores_created", local variables.
17316 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17319 (regvec, compute_store_table_current_insn): Remove.
17320 (reg_set_info, reg_clear_last_set): Remove.
17321 (compute_store_table): Use DF caches instead of local dataflow
17324 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17326 * c-objc-common.c (c_tree_printer): Print identifiers with
17327 pp_identifier, not pp_string. Mark "({anonymous})" for
17329 * c-pretty-print.c (pp_c_ws_string): New.
17330 (pp_c_cv_qualifier, pp_c_type_specifier,
17331 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17332 pp_c_storage_class_specifier, pp_c_function_specifier,
17333 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17334 pp_c_primary_expression, pp_c_postfix_expression,
17335 pp_c_unary_expression, pp_c_shift_expression,
17336 pp_c_relational_expression, pp_c_equality_expression,
17337 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17338 use pp_string and pp_c_ws_string in place of pp_identifier and
17339 pp_c_identifier for non-identifiers. Mark English strings for
17341 * c-pretty-print.h (pp_c_ws_string): Declare.
17343 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17344 Roland McGrath <roland@redhat.com>
17346 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17347 (ENABLE_LD_BUILDID): New configuration option.
17348 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17349 (LINK_BUILDID_SPEC): New macro.
17350 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17352 * doc/install.texi: Document --enable-linker-build-id option.
17353 * configure: Rebuild.
17354 * config.in: Rebuild.
17356 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17358 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17359 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17360 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17361 MIPS_GP_SAVE_AREA_SIZE.
17362 * config/mips/mips.c (struct mips_frame_info): Update comment
17363 before arg_pointer_offset and hard_frame_pointer_offset.
17364 (mips_compute_frame_info): Update diagram before function: to
17365 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17366 indicate the position of frame_pointer_rtx with -fstack-protector and
17367 to show args_size. Don't allocate cprestore area for leaf functions
17368 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17370 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17372 2009-04-30 Michael Matz <matz@suse.de>
17374 PR tree-optimization/39955
17375 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17377 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17379 * ira.c (setup_cover_and_important_classes): Use safe macro
17380 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17382 * genpreds.c (write_tm_preds_h): Output suitable definition of
17383 REG_CLASS_FOR_CONSTRAINT.
17385 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17387 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17389 * bitmap.c (bitmap_descriptor): Likewise.
17390 * ggc-common.c (loc_descriptor): Likewise.
17391 * varray.c (varray_descriptor): Likewise.
17392 * vec.c (vec_descriptor): Likewise.
17394 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17396 * Makefile.in (dce.o): Add $(EXCEPT_H).
17397 * dce.c: Include except.h and delete redundant vector definitions.
17398 (deletable_insn_p): Return false for non-call insns that can throw
17401 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17403 * gcse.c (ae_gen): Remove.
17404 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17405 and make non-static function to make it available in store-motion.c.
17406 Update call sites with search-and-replace.
17407 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17408 extract_mentioned_regs, extract_mentioned_regs_helper,
17409 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17410 store_killed_in_insn, store_killed_after, store_killed_before,
17411 build_store_vectors, insert_insn_start_basic_block, insert-store,
17412 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17413 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17414 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17415 * store-motion.c: ...new file. Also copy data structures from gcse.c
17416 and clean up to remove parts not used by store motion.
17417 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17418 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17420 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17423 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17424 when optimizing for size.
17426 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17428 * gcse.c (gcse_constant_p): Fix typo in last change.
17430 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17432 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17434 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17436 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17438 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17440 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17441 CONST_HIGH_PART result.
17443 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17445 * config/avr/avr.c (initial_elimination_offset): Rename to
17446 avr_initial_elimination_offset.
17447 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17448 change return type to bool.
17449 (avr_can_eliminate): New function.
17450 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17451 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17452 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17453 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17454 avr_initial_elimination_offset.
17455 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17456 (avr_initial_elimination_offset): Define.
17458 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17459 Steven Bosscher <steven@gcc.gnu.org>
17461 PR rtl-optimization/39938
17462 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17463 * cfgrtl.c: Include insn-attr.h.
17464 (rest_of_pass_free_cfg): New function.
17465 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17466 * resource.c (init_resource_info): Remove call to df_analyze.
17468 2009-04-29 Richard Guenther <rguenther@suse.de>
17471 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17472 allow conversion to signed integers.
17474 2009-04-29 Richard Guenther <rguenther@suse.de>
17476 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17477 shifts of floating point vectors if the shift amount is
17478 a constant multiple of the element size.
17480 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17481 Michael Matz <matz@suse.de>
17483 PR middle-end/39927
17485 * tree-outof-ssa.c (emit_partition_copy): New function.
17486 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17487 insert_part_to_rtx_on_edge): Perform the partition base var
17488 copy using emit_partition_copy.
17489 (insert_value_copy_on_edge): Convert constants to the right mode.
17490 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17491 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17493 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17495 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17496 scan backwards to try to find a constant to initialize it.
17498 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17499 insn before the loop_end instruction, don't look past labels.
17501 2009-04-29 Richard Guenther <rguenther@suse.de>
17503 PR middle-end/39937
17504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17505 loose type conversions.
17506 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17507 stmts only if there are no uses of its definition.
17509 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17511 * config/bfin/bfin.h (splitting_loops): Declare.
17512 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17513 Reorder bit definitions to be ascending.
17514 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17515 * config/bfin/bfin.c (splitting_loops): New variable.
17516 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17517 (struct loop_info): Remove members INIT and LOOP_INIT.
17518 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17519 the LSETUP sequence. Allow LC to be loaded from any register, but
17520 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17521 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17523 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17524 of reload_completed.
17527 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17529 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17531 * Makefile.in (PLUGIN_VERSION_H): New.
17532 (OBJS-common): Remove plugin-version.o.
17533 (plugin.o): Depend on (PLUGIN_VERSION_H).
17534 (plugin-version.o): Remove.
17535 * configure: Regenerate
17536 * configure.ac: Create plugin-version.h.
17537 * gcc-plugin.h (plugin_gcc_version): Remove.
17538 (plugin_default_version_check): Change signature.
17539 * plugin-version.c: Remove.
17540 * plugin.c: Include plugin-version.h.
17541 (str_plugin_gcc_version_name): Remove.
17542 (try_init_one_plugin): Pass gcc version to plugin_init.
17543 (plugin_default_version_check): Both gcc and plugin versions are now
17546 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17548 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17549 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17550 Remove special case testing for last insn of inner loops. Don't fail
17551 if the loop ends with a jump, emit an extra nop instead.
17553 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17554 DREGS rather than comparing directly. Remove code that tries to
17555 account for latencies.
17557 2009-04-29 Richard Guenther <rguenther@suse.de>
17559 PR tree-optimization/39941
17560 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17561 eliminating an indirect call.
17563 2009-04-29 Richard Guenther <rguenther@suse.de>
17565 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17566 parameter. Allow invariants as base if !require_lvalue.
17567 (verify_gimple_assign_single): Adjust.
17569 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17571 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17572 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17573 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17574 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17575 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17577 * config/bfin/bfin.c (bfin_expand_builtin,
17578 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17580 2009-04-28 Richard Guenther <rguenther@suse.de>
17582 * tree-vect-loop.c (get_initial_def_for_induction): Use
17583 correct types for pointer increment.
17585 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17587 * toplev.c (print_version): Update GMP version string calculation.
17589 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17591 PR rtl-optimization/39938
17592 * resource.c (init_resource_info): Add call to df_analyze.
17594 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17596 * config/alpha/alpha.md (usegp): Cast the result of
17597 alpha_find_lo_sum_using_gp to enum attr_usegp.
17598 * config/alpha/alpha.c (override_options): Remove end-of-structure
17599 marker element from cpu_table. Use array size of cpu_table to handle
17600 -mcpu and -mtune options.
17601 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17603 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17605 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17606 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17607 tune_32 and tune_64.
17608 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17609 support on PowerPC.
17610 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17611 * config/rs6000/option-defaults.h: ... here. New file.
17612 (OPT_64, OPT_32): Define.
17613 (MASK_64BIT): Define to 0 if not already defined.
17614 (OPT_ARCH64, OPT_ARCH32): Define.
17615 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17618 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17620 * config/arm/arm.c (arm_override_options): Emit error on using
17623 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17625 PR rtl-optimization/39914
17626 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17627 registers for allocnos created from user-defined variables only
17628 when not optimizing.
17630 2009-04-28 Richard Guenther <rguenther@suse.de>
17632 PR middle-end/39937
17633 * fold-const.c (fold_binary): Use distribute_real_division only
17636 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17638 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17639 add hpux-stdint.h to tm_file.
17640 (hppa[12]*-*-hpux11*): Ditto.
17641 (ia64*-*-hpux*): Ditto.
17642 * config/hpux-stdint.h: New.
17643 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17644 __STDC_EXT__ for all compiles.
17645 * config/pa/pa-hpux.h: Ditto.
17646 * config/pa/pa-hpux10.h: Ditto.
17647 * config/pa/pa-hpux11.h: Ditto.
17649 2009-04-28 Catherine Moore <clm@codesourcery.com>
17651 * debug.h (set_name): Add comment.
17653 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17656 * config/darwin.c (machopic_gen_offset): Check
17657 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17658 * config/arm/arm.c (require_pic_register): Likewise.
17660 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17662 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17663 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17664 m32c_promote_prototypes): Delete.
17666 2009-04-28 Michael Matz <matz@suse.de>
17668 PR middle-end/39922
17669 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17672 2009-04-28 Richard Guenther <rguenther@suse.de>
17674 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17676 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17678 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17679 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17680 * config/arm/arm-tune.md: Regenerate.
17682 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17684 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17685 block if there are complex incoming edges.
17686 (sel_merge_blocks): Remove useless assert.
17687 (sel_redirect_edge_and_branch): Check that edge was redirected.
17688 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17689 (sel_find_rgns): Delete declaration.
17690 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17691 the region when it is not a preheader.
17693 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17696 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17698 2009-04-28 Richard Guenther <rguenther@suse.de>
17700 * tree.h (SSA_NAME_VALUE): Remove.
17701 (struct tree_ssa_name): Remove value_handle member.
17702 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17703 array for jump threading.
17704 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17706 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17707 * tree-flow.h (threadedge_initialize_values): Declare.
17708 (threadedge_finalize_values): Likewise.
17709 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17710 (SSA_NAME_VALUE): Define.
17711 (threadedge_initialize_values): New function.
17712 (threadedge_finalize_values): Likewise.
17713 * tree-ssa-dom.c (ssa_name_values): New global variable.
17714 (SSA_NAME_VALUE): Define.
17715 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17717 2009-04-28 Ira Rosen <irar@il.ibm.com>
17719 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17720 Use REPORT_VECTORIZED_LOCATIONS instead
17721 REPORT_VECTORIZED_LOOPS.
17722 * tree-vectorizer.c (vect_verbosity_level): Make static.
17723 (vect_loop_location): Rename to vect_location.
17724 (vect_set_verbosity_level): Update comment.
17725 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17727 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17728 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17729 instead REPORT_UNVECTORIZED_LOOPS.
17730 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17731 and vect_loop_def to vect_external_def and vect_internal_def.
17732 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17733 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17734 REPORT_UNVECTORIZED_LOCATIONS.
17735 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17736 and vect_used_in_loop and to vect_unused_in_scope and
17737 vect_used_in_scope.
17738 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17739 (vect_verbosity_level): Remove declaration.
17740 (vect_analyze_operations): Likewise.
17741 (vect_analyze_stmt): Declare.
17742 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17743 REPORT_UNVECTORIZED_LOCATIONS.
17744 (vect_get_loop_niters): Fix indentation.
17745 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17746 (vect_analyze_loop_operations): New function.
17747 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17748 vect_analyze_operations.
17749 (vect_is_simple_reduction): Use new names.
17750 (vectorizable_live_operation, vect_transform_loop): Likewise.
17751 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17752 to specify whether the data references can be a part of interleaving
17754 (vect_analyze_data_ref_dependence): Use new names.
17755 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17756 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17757 * tree-vect-patterns.c (widened_name_p): Use new names.
17758 (vect_recog_dot_prod_pattern): Likewise.
17759 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17760 (process_use, vect_mark_stmts_to_be_vectorized,
17761 vect_model_simple_cost, vect_model_store_cost,
17762 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17763 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17764 vectorizable_operation, vectorizable_type_demotion,
17765 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17766 vectorizable_condition): Likewise.
17767 (vect_analyze_operations): Split into vect_analyze_loop_operations
17769 (vect_analyze_stmt): ... new function.
17770 (new_stmt_vec_info): Use new names.
17771 (vect_is_simple_use): Use new names and fix comment.
17772 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17773 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17775 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17778 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17779 and integer modes for x87 operands. Do not ICE for unsupported size,
17780 generate error instead. Generate error for unsupported operand types.
17781 ['z']: Do not handle HImode memory operands specially. Warning
17782 for floating-point operands. Fallthru to 'Z' for unsupported operand
17783 types. Do not ICE for unsupported size, generate error instead.
17784 (output_387_binary_op): Use %Z to output operands.
17785 (output_fp_compare): Ditto.
17786 (output_387_reg_move): Ditto.
17788 2009-04-28 Ben Elliston <bje@au.ibm.com>
17793 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17795 * builtins.c (c_strlen): Do not warn here.
17796 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17797 * c-common.c (pointer_int_sum): Take an explicit location.
17798 Warn about offsets out of bounds.
17799 * c-common.h (pointer_int_sum): Adjust declaration.
17801 2009-04-27 Ian Lance Taylor <iant@google.com>
17803 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17805 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17806 * df-core.c (df_set_flags): Change return type to int. Change
17807 type of old_flags to int.
17808 (df_clear_flags): Likewise.
17809 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17810 (df_get_conditional_uses): Likewise.
17811 * df.h (df_set_flags, df_clear_flags): Update declarations.
17812 * dwarf2out.c (struct indirect_string_node): Change type of form
17813 field to enum dwarf_form.
17814 (AT_string_form): Change return type to enum dwarf_form.
17815 * fixed-value.c (fixed_compare): Add cast to enum type.
17816 * fwprop.c (update_df): Change 0 to VOIDmode.
17817 * gensupport.c: Change 0 to UNKNOWN.
17818 * gimple.h (gimple_cond_code): Add cast to enum type.
17819 * haifa-sched.c (reemit_notes): Add cast to enum type.
17820 * hooks.c (hook_int_void_no_regs): Remove function.
17821 * hooks.h (hook_int_void_no_regs): Remove declaration.
17822 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17823 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17824 * real.c (real_arithmetic): Add cast to enum type.
17825 (real_compare): Likewise.
17826 * target.h (struct gcc_target): Change return type of
17827 branch_target_register_class to enum reg_class.
17828 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17829 default_branch_target_register_class.
17830 * targhooks.c (default_branch_target_register_class): New function.
17831 * targhooks.h (default_branch_target_register_class): Declare.
17832 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17833 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17835 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17837 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17838 vect_uninitialized_def. Change 0 to ERROR_MARK.
17839 * tree-vect-stmts.c (supportable_widening_operation): Don't
17840 initialize icode1 and icode2.
17841 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17842 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17844 (cmn_err_flag_specs): Change 0 to STD_C89.
17845 (cmn_err_char_table): Likewise.
17846 * config/arm/arm.c (get_arm_condition_code): Change type of code
17847 to enum arm_cond_code.
17848 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17849 (IWMMXT_BUILTIN2): Likewise.
17850 (neon_builtin_type_bits): Don't define typedef.
17851 (neon_builtin_datum): Change type of bits field to int.
17852 (arm_expand_neon_args): Add cast to enum type.
17853 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17855 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17856 casts to enum type.
17857 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17859 * config/mips/mips.md (jal_macro): Return enum constant.
17860 (single_insn): Likewise.
17861 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17863 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17864 casts to enum type.
17865 * config/s390/s390.c (s390_tune_flags): Change type to int.
17866 (s390_arch_flags): Likewise.
17867 (s390_handle_arch_option): Change flags field of struct pta to int.
17868 * config/s390/s390.h (s390_tune_flags): Update declaration.
17869 (s390_arch_flags): Likewise.
17870 * config/sh/sh.c (prepare_move_operands): Compare
17871 tls_symbolic_operand result with enum constant.
17872 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17873 (sh_expand_prologue): Add cast to enum type.
17874 (sh_expand_epilogue): Likewise.
17875 (tls_symbolic_operand): Change return type to enum tls_model.
17876 (fpscr_set_from_mem): Add cast to enum type.
17877 (legitimize_pic_address): Compare tls_symbolic_operand result with
17879 (sh_target_reg_class): Change return type to enum reg_class.
17880 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17882 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17883 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17884 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17885 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17886 (delayed_branch, tls_call_delay): Likewise.
17887 (eligible_for_sibcall_delay): Likewise.
17888 (eligible_for_return_delay): Likewise.
17889 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17890 (spu_expand_builtin_1): Likewise.
17892 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17893 for all types of conversions.
17894 (output_init_element): Issue -Wc++-compat warning if needed when
17895 initializing a bitfield with enum type.
17896 * c-parser.c (c_parser_expression): Set original_type to
17897 original_type of right hand operand of comma operator.
17899 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17901 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17903 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17904 * doc/cpp.texi (Standard Predefined Macros)
17905 (Implementation-defined behavior): Likewise.
17906 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17907 * doc/gimple.texi (GIMPLE Exception Handling)
17908 (@code{GIMPLE_ASSIGN}): Likewise.
17909 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17910 * doc/invoke.texi (Warning Options, Optimize Options)
17911 (AVR Options, Darwin Options): Likewise.
17912 (Optimize Options): Reformulate -fwhole-program description.
17913 * doc/loop.texi (Lambda): Likewise.
17914 * doc/md.texi (Output Template, Define Constraints)
17915 (Standard Names, Insn Splitting): Likewise.
17916 * doc/options.texi (Option properties): Likewise.
17917 * doc/passes.texi (Tree-SSA passes): Likewise.
17918 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17919 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17920 (File Names and DBX): Likewise.
17921 * doc/trouble.texi (Incompatibilities): Likewise.
17923 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17925 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17926 instruction is correct.
17928 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17930 Allow non-constant arguments to conversion intrinsics.
17931 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17932 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17933 * spu.c (print_operand): Handle 'v' and 'w'.
17934 (exp2_immediate_p, spu_gen_exp2): Define.
17935 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17936 spu_convtf_1): Update parameter descriptions.
17937 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17938 * constraints.md ('v', 'w'): New.
17939 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17941 (i2f, I2F): New define_mode_attr.
17942 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17943 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17944 fixuns_truncv4sfv4si2): Update to use mode attribute.
17945 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17946 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17947 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17948 patterns for combine.
17950 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17952 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17953 (cprop, hoist, pre, store_motion): New debug counters.
17954 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17955 is not an RTL pass anymore.
17956 (pass_profiling): Remove extern decl for pass removed in 2005.
17957 (pass_gcse, pass_jump_bypass): Remove.
17958 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17959 to 0 for clean state.
17960 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17961 * cse.c (gate_handle_cse_after_global_opts,
17962 rest_of_handle_cse_after_global_opts): New functions.
17963 (pass_cse_after_global_opts): New pass, does local CSE.
17964 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17965 (TV_CPROP): New timevar.
17966 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17967 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17968 (gcse_main, recompute_all_luids): Remove.
17969 (compute_hash_table_work): Call max_reg_num instead of reading
17971 (cprop_jump): Don't set run_jump_opt_after_gcse.
17972 (constprop_register): Always allow to alter jumps.
17973 (cprop_insn): Likewise.
17974 (do_local_cprop): Likewise.
17975 (local_cprop_pass): Likewise. Return non-zero if something changed.
17976 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17977 (find_implicit_sets): Add note about missed optimization opportunity.
17978 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17979 pass_rtl_cprop execute function.
17980 Don't bother tracking the pass number, each pass gets its own dumpfile
17982 Always allow to alter jumpsand bypass jumps.
17983 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17984 will just find no suitable set.
17985 (pre_edge_insert): Fix dumping, this function is for PRE only.
17986 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17987 pass_rtl_pre execute function.
17988 (hoist_code): Return non-zero if something changed. Keep track of
17989 substitutions and insertions for statistics gathering similar to PRE.
17990 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17991 called from the pass_rtl_hoist execute function. Show pass statistics.
17992 (compute_store_table): Use max_reg_num directly instead of using the
17993 formerly global max_gcse_regno.
17994 (build_store_vectors): Likewise.
17995 (replace_store_insn): Fix dumping.
17996 (store_motion): Rename to ...
17997 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17998 pass, called from the pass_rtl_store_motion execute function. Keep
17999 track of substitutions and insertions for statistics gathering similar
18001 (bypass_jumps): Remove, fold interesting bits into ...
18002 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18003 from the pass_rtl_cprop execute function.
18004 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18005 pass_jump_bypass): Remove.
18006 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18007 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18008 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18009 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18010 (gate_rtl_store_motion, execute_rtl_store_motion,
18011 pass_rtl_store_motion): New.
18012 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18013 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18014 * passes.c (init_optimization_passes): Remove pass_gcse and
18015 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18016 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18017 instead of pass_jump_bypass.
18019 2009-04-27 Richard Guenther <rguenther@suse.de>
18021 PR middle-end/39928
18022 * gimplify.c (gimplify_expr): If we are required to create
18023 a temporary make sure it ends up as register.
18025 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18028 * config/i386/i386.c (construct_container): Don't call
18029 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18030 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18032 2009-04-27 Michael Matz <matz@suse.de>
18034 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18035 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18036 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18037 (dump_replaceable_exprs): Take a bitmap.
18038 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18040 (expand_gimple_basic_block): Likewise.
18041 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18042 replaceable_expressions member a bitmap.
18043 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18044 (mark_replaceable): Likewise.
18045 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18046 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18048 2009-04-27 Richard Guenther <rguenther@suse.de>
18050 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18051 (verify_stmts): Dispatch to gimple/type verification code.
18052 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18053 issue with call argument types.
18055 2009-04-27 Michael Matz <matz@suse.de>
18057 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18058 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18061 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18062 Eric Botcazou <ebotcazou@adacore.com>
18064 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18065 a label's basic block.
18066 (mark_target_live_regs): Tidy and rework obsolete comments.
18067 Change back DF problem to LIVE. If a label starts a basic block,
18068 assume that all registers that used to be live then still are.
18069 (init_resource_info): If a label starts a basic block, set its
18070 BLOCK_FOR_INSN accordingly.
18071 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18073 2009-04-27 Richard Guenther <rguenther@suse.de>
18075 * tree-flow-inline.h (function_ann): Remove.
18076 (get_function_ann): Likewise.
18077 * tree-dfa.c (create_function_ann): Remove.
18078 * tree-flow.h (struct static_var_ann_d): Remove.
18079 (struct function_ann_d): Likewise.
18080 (union tree_ann_d): Remove fdecl member.
18081 (function_ann_t): Remove.
18082 (function_ann, get_function_ann, create_function_ann): Remove
18085 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18087 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18089 2009-04-27 Jan Hubicka <jh@suse.cz>
18091 * ipa-pure-const.c (struct funct_state_d): New fields
18092 state_previously_known, looping_previously_known; remove
18093 state_set_in_source.
18094 (analyze_function): Use new fields.
18095 (propagate): Avoid assumption that state_set_in_source imply
18098 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18099 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18100 * cfgloop.h (finite_loop_p): Declare.
18102 2009-04-26 Michael Matz <matz@suse.de>
18104 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18106 2009-04-26 Michael Matz <matz@suse.de>
18108 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18109 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18110 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18111 pass_mark_used_blocks): Remove.
18112 * tree-optimize.c (pass_free_datastructures,
18113 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18114 * passes.c (init_optimization_passes): Don't call
18115 pass_mark_used_blocks, remove dead code.
18117 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18119 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18120 * tree-ssa-live.h (register_ssa_partition): Likewise.
18122 2009-04-26 Michael Matz <matz@suse.de>
18125 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18126 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18127 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18129 (compare_pairs): Swap cost comparison.
18130 (coalesce_ssa_name): Don't use change_partition_var.
18131 * tree-nrv.c (struct nrv_data): Add modified member.
18132 (finalize_nrv_r): Set it.
18133 (tree_nrv): Use it to update statements.
18134 (pass_nrv): Require PROP_ssa.
18135 * tree-mudflap.c (mf_decl_cache_locals,
18136 mf_build_check_statement_for): Use make_rename_temp.
18137 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18138 * alias.c (find_base_decl): Handle SSA names.
18139 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18140 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18141 * rtl.h (set_reg_attrs_for_parm): Declare.
18142 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18143 to "optimized", remove unused locals at finish.
18144 (execute_free_datastructures): Make global, call
18145 delete_tree_cfg_annotations.
18146 (execute_free_cfg_annotations): Don't call
18147 delete_tree_cfg_annotations.
18149 * ssaexpand.h: New file.
18150 * expr.c (toplevel): Include ssaexpand.h.
18151 (expand_assignment): Handle SSA names the same as register variables.
18152 (expand_expr_real_1): Expand SSA names.
18153 * cfgexpand.c (toplevel): Include ssaexpand.h.
18154 (SA): New global variable.
18155 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
18156 (SSAVAR): New macro.
18157 (set_rtl): New helper function.
18158 (add_stack_var): Deal with SSA names, use set_rtl.
18159 (expand_one_stack_var_at): Likewise.
18160 (expand_one_stack_var): Deal with SSA names.
18161 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
18162 before unique numbers.
18163 (expand_stack_vars): Use set_rtl.
18164 (expand_one_var): Accept SSA names, add asserts for them, feed them
18165 to above subroutines.
18166 (expand_used_vars): Expand all partitions (without default defs),
18167 then only the local decls (ignoring those expanded already).
18168 (expand_gimple_cond): Remove edges when jumpif() expands an
18169 unconditional jump.
18170 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18171 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18173 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18174 members of SA; deal with PARM_DECL partitions here; expand
18175 all PHI nodes, free tree datastructures and SA. Commit instructions
18176 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18177 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18178 info and statements at start, collect garbage at finish.
18179 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18180 (VAR_ANN_PARTITION) Remove.
18181 (change_partition_var): Don't declare.
18182 (partition_to_var): Always return SSA names.
18183 (var_to_partition): Only accept SSA names.
18184 (register_ssa_partition): Only check argument.
18185 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18187 (delete_var_map): Don't free it.
18188 (var_union): Only accept SSA names, simplify.
18189 (partition_view_init): Mark only useful SSA names as used.
18190 (partition_view_fini): Only deal with SSA names.
18191 (change_partition_var): Remove.
18192 (dump_var_map): Use ssa_name instead of partition_to_var member.
18193 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
18195 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
18196 (struct _elim_graph): New member const_dests; nodes member vector of
18198 (set_location_for_edge): New static helper.
18199 (create_temp): Remove.
18200 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18201 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18202 (new_elim_graph): Allocate const_dests member.
18203 (clean_elim_graph): Truncate const_dests member.
18204 (delete_elim_graph): Free const_dests member.
18205 (elim_graph_size): Adapt to new type of nodes member.
18206 (elim_graph_add_node): Likewise.
18207 (eliminate_name): Likewise.
18208 (eliminate_build): Don't take basic block argument, deal only with
18209 partition numbers, not variables.
18210 (get_temp_reg): New static helper.
18211 (elim_create): Use it, deal with RTL temporaries instead of trees.
18212 (eliminate_phi): Adjust all calls to new signature.
18213 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18214 (rewrite_trees): Only do checking.
18215 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18216 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18217 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18218 contains_tree_r, MAX_STMTS_IN_LATCH,
18219 process_single_block_loop_latch, analyze_edges_for_bb,
18220 perform_edge_inserts): Remove.
18221 (expand_phi_nodes): New global function.
18222 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18223 functions, initialize new parameter, remember partitions having a
18225 (finish_out_of_ssa): New global function.
18226 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18227 don't reset in_ssa_p here, don't disable TER when mudflap.
18228 (pass_del_ssa): Remove.
18229 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18231 (execute_free_datastructures): Declare.
18232 * Makefile.in (SSAEXPAND_H): New variable.
18233 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18234 * basic-block.h (commit_one_edge_insertion): Declare.
18235 * passes.c (init_optimization_passes): Move pass_nrv and
18236 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18237 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18238 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18239 (redirect_branch_edge): Deal with super block when expanding, split
18240 out jump patching itself into ...
18241 (patch_jump_insn): ... here, new static helper.
18243 2009-04-26 Michael Matz <matz@suse.de>
18245 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18246 beyond num_ssa_names.
18247 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18248 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18250 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18252 PR inline-asm/39543
18253 * fwprop.c (forward_propagate_asm): New function.
18254 (forward_propagate_and_simplify): Propagate also into __asm, if it
18255 doesn't increase the number of referenced registers.
18258 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18260 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18262 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18263 note_nonlocal_vla_type for nonlocal VLAs.
18264 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18265 contains_remapped_vars, remap_vla_decls): New functions.
18266 (convert_nonlocal_reference_stmt): If not optimizing, call
18267 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18268 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18269 if it wasn't found in var_map.
18270 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18271 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18272 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18274 * gimplify.c (nonlocal_vlas): New variable.
18275 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18277 (gimplify_body): Create and destroy nonlocal_vlas.
18279 * dwarf2out.c (loc_descr_plus_const): New function.
18280 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18281 mem_loc_descriptor, loc_descriptor_from_tree_1,
18282 descr_info_loc, gen_variable_die): Use it.
18284 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18285 !TREE_STATIC VAR_DECLs.
18286 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18287 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18288 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18289 DECL_BY_REFERENCE is valid.
18290 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18291 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18292 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18293 Copy DECL_BY_REFERENCE.
18294 (struct nesting_copy_body_data): New type.
18295 (nesting_copy_decl): New function.
18296 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18297 if they have variable length.
18299 2009-04-26 Michael Matz <matz@suse.de>
18301 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18302 mark new temporaries for renaming.
18304 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18307 * c-decl.c (global_bindings_p): Return negative value.
18308 (c_variable_size): New. Based on variable_size from
18310 (grokdeclarator): Call c_variable_size not variable_size.
18312 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18314 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18316 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18318 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18319 Redefine it to just use mingw/include.
18320 (ASM_SPEC): Rules for -m32 and -m64.
18321 (LINK_SPEC): Use Likewise.
18322 (SPEC_32): New define.
18323 (SPEC_64): Likewise.
18324 (SUB_LINK_SPEC): Likewise.
18325 (MULTILIB_DEFAULTS): New define.
18326 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18327 Add multilib options.
18328 (MULTILIB_DIRNAMES): Likewise.
18329 (MULTILIB_OSDIRNAMES): Likewise.
18330 (LIBGCC): Likewise.
18331 (INSTALL_LIBGCC): Likewise.
18333 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18336 * c-tree.h (enum c_inline_static_type): New.
18337 (record_inline_static): Declare.
18338 * c-decl.c (struct c_inline_static, c_inline_statics,
18339 record_inline_static, check_inline_statics): New.
18340 (pop_file_scope): Call check_inline_statics.
18341 (start_decl): Call record_inline_static instead of pedwarning
18342 directly for static in inline function.
18343 * c-typeck.c (build_external_ref): Call record_inline_static
18344 instead of pedwarning directly for static referenced in inline
18347 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18349 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18350 not new but only being rescanned.
18351 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18352 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18353 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18354 record_set_info, compute_set, grealloc): Remove.
18355 (recompute_all_luids): New function.
18356 (gcse_main): Don't compute sets, and don't do related memory
18357 allocations/free-ing. If something changed before the end of the
18358 pass, update LUIDs using recompute_all_luids.
18359 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18360 (free_gcse_mem): Don't free it either.
18361 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18362 Use the df insn LUIDs.
18363 (load_killed_in_block): Likewise.
18364 (compute_hash_table_work): Don't compute reg_set_in_block.
18365 (compute_transp): Use DF_REG_DEF_CHAINs.
18366 (local_cprop_pass): Don't use compute_sets and related functions.
18367 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18368 Use get_max_uid() instead of max_cuid.
18369 (insert_insn_end_basic_block, pre_insert_copy_insn,
18370 update_ld_motion_stores): Don't try to
18371 keep reg_set tables up to date.
18372 (pre_insert_copies): Use df insn LUIDs.
18373 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18374 (reg_set_info): Don't use extra bitmap argument.
18375 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18376 information to compute regs_set_in_block.
18377 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18378 (bypass_jumps): Don't use compute_sets and friends.
18380 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18383 * opts.c (undocumented_msg): Do not leave blank even with
18386 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18388 * c-decl.c (build_enumerator): Allow values folding to integer
18389 constants but not integer constant expressions with a pedwarn if
18392 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18395 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18396 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18397 type is an integer constant.
18399 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18402 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18405 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18408 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18409 with variably modified return type and no storage class
18410 specifiers, except for the case of nested functions. Distinguish
18411 extern declarations of functions with variably modified return
18412 types from those of objects with variably modified types.
18414 2009-04-25 Jan Hubicka <jh@suse.cz>
18416 * tree.c (list_equal_p): New function.
18417 * tree.h (list_equal_p): Declare.
18418 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18419 basic_block_def, basic_block, const_basic_block): New.
18420 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18421 (redirect_eh_edge): New function.
18422 (make_eh_edge_update_phi): EH edges are not abnormal.
18423 * except.c: Include tree-flow.h.
18424 (list_match): New function.
18425 (eh_region_replaceable_by_p): New function.
18426 (replace_region): New function.
18427 (hash_type_list): New function.
18428 (hash_eh_region): New function.
18429 (eh_regions_equal_p): New function.
18430 (merge_peers): New function.
18431 (remove_unreachable_regions): Verify EH tree when checking;
18433 (copy_eh_region_1): New function.
18434 (copy_eh_region): New function.
18435 (push_reachable_handler): New function.
18436 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18437 regions without label but with live RESX.
18438 * except.h (redirect_eh_edge_to_label): New.
18439 * tree-flow.h (redirect_eh_edge): New.
18440 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18441 basic_block_def, basic_block, const_basic_block): Remove.
18442 * Makefile.in (except.o): Add dependency on tree-flow.h
18443 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18444 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18447 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18450 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18451 on the destination of memcpy.
18453 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18455 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18456 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18457 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18459 2009-04-25 Jan Hubicka <jh@suse.cz>
18461 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18462 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18463 to be reached by different label than left.
18464 (update_eh_edges): Update comment; remove edge_to_remove if possible
18465 and return true if suceeded.
18466 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18467 (cleanup_eh): Compute sharing map.
18468 * except.c (remove_eh_handler_and_replace): Add argument if we should
18470 (remove_unreachable_regions): Update for label sharing.
18471 (label_to_region_map): Likewise.
18472 (get_next_region_sharing_label): New function.
18473 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18475 (remove_eh_handler): Update.
18476 (remove_eh_region_and_replace_by_outer_of): New function.
18477 * except.h (struct eh_region): Add next_region_sharing_label.
18478 (remove_eh_region_and_replace_by_outer_of,
18479 get_next_region_sharing_label): Declare.
18480 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18482 2009-04-25 Jan Hubicka <jh@suse.cz>
18484 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18485 insert code even if they are not critical.
18487 2009-04-25 Jan Hubicka <jh@suse.cz>
18489 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18490 (gimple_can_remove_branch_p): EH edges won't remove branch by
18492 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18493 updating of non-abnormal EH edges.
18494 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18495 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18496 (split_critical_edges): Split also edges where emitting code on them
18497 will lead to splitting later.
18499 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18500 H.J. Lu <hongjiu.lu@intel.com>
18503 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18504 the configured assembler supports fildq and fistpq mnemonics.
18505 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18506 * configure: Regenerated.
18507 * config.in: Ditto.
18509 * config/i386/i386.c (print_operand): Handle 'Z'.
18510 ['z']: Remove handling of special fild/fist suffixes.
18511 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18512 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18513 suffix of fild insn.
18514 (*floatsi<mode>2_vector_mixed): Ditto.
18515 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18516 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18517 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18518 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18519 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18521 2009-04-25 Ben Elliston <bje@au.ibm.com>
18523 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18524 the source of a set operation.
18526 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18528 * target.h (struct gcc_target): Add case_values_threshold field.
18529 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18530 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18531 * targhooks.c (default_case_values_threshold): New function.
18532 * targhooks.h (default_case_values_threshold): Declare function.
18533 * stmt.c (expand_case): Use case_values_threshold target hook.
18534 * expr.h (case_values_threshold): Remove declartation.
18535 * expr.c (case_values_threshold): Remove function.
18536 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18538 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18539 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18540 (avr_case_values_threshold): Declare as static.
18541 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18543 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18544 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18545 (mn10300_case_values_threshold): New function.
18547 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18549 * ira.c (setup_cover_and_important_classes): Add enum cast.
18551 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18553 * genpreds.c (write_enum_constraint_num): Output definition of
18554 CONSTRAINT_NUM_DEFINED_P macro.
18555 * ira.c (setup_cover_and_important_classes): Use
18556 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18558 2009-04-24 DJ Delorie <dj@redhat.com>
18560 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18561 __SH2A_SINGLE_ONLY__ also.
18563 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18565 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18566 (movdf_internal): Ditto.
18567 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18568 SFmode and DFmode constants.
18569 (ia64_print_operand): Add 'G' format for printing
18570 floating point constants.
18572 2009-04-24 Richard Guenther <rguenther@suse.de>
18574 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18575 from unsigned additions.
18577 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18579 * c-typeck.c (set_init_index): Allow array designators that are
18580 not integer constant expressions with a pedwarn if pedantic.
18582 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18584 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18585 zero if no overlap in nonzero bits between the operands.
18587 2009-04-24 Ian Lance Taylor <iant@google.com>
18589 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18590 (record_dead_and_set_regs): Likewise.
18591 * df.h (struct df_mw_hardreg): Change flags field to int.
18592 (struct df_base_ref): Likewise.
18593 (struct df): Change changeable_flags field to int.
18594 * df-scan.c (df_defs_record): Change clobber_flags to int.
18595 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18596 constants rather than #define macros.
18597 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18598 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18599 (enum dwarf_calling_convention): Likewise.
18600 (enum dwarf_line_number_x_ops): Likewise.
18601 (enum dwarf_call_frame_info): Likewise.
18602 (enum dwarf_source_language): Likewise.
18603 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18604 (add_calling_convention_attribute): Likewise.
18605 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18606 (combine_comparisons): Change compcode to int. Add cast to enum type.
18607 * genrecog.c (maybe_both_true_2): Change c to int.
18608 (write_switch): Likewise. Add cast to enum type.
18609 * gimplify.c (gimplify_omp_for): Handle return values from
18610 gimplify_expr using MIN rather than bitwise or.
18611 (gimplify_expr): Add cast to enum type.
18612 * ipa-prop.c (update_jump_functions_after_inlining): Change
18613 IPA_BOTTOM to IPA_JF_UNKNOWN.
18614 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18615 Add casts to enum type.
18616 (setup_cover_and_important_classes): Change cl to int. Add casts
18618 (setup_class_translate): Change cl and mode to int.
18619 (ira_init_once): Change mode to int.
18620 (free_register_move_costs): Likewise.
18621 (setup_prohibited_mode_move_regs): Add casts to enum type.
18622 * langhooks.c (add_builtin_function_common): Rework assertion that
18623 value fits bitfield.
18624 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18625 * omega.c (omega_do_elimination): Avoid math on enum types.
18626 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18627 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18628 int local to handle integral_argment value.
18629 * regmove.c (try_auto_increment): Change PUT_MODE to
18631 * reload.c (push_secondary_reload): Add casts to enum type.
18632 (secondary_reload_class, find_valid_class): Likewise.
18633 * reload1.c (emit_input_reload_insns): Likewise.
18634 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18635 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18636 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18638 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18639 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18641 (expand_complex_libcall): Add casts to enum type.
18642 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18643 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18644 with ERROR_MARK, not NUM_TREE_CODES.
18645 (vect_create_epilog_for_reduction): Likewise.
18646 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18647 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18648 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18650 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18651 vect_unused_in_loop. Change 0 to loop_vect.
18652 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18653 * var-tracking.c (get_init_value): Change return type to enum
18655 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18656 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18658 (arm_override_options): Add casts to enum type.
18659 (arm_emit_tls_decoration): Likewise.
18660 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18662 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18663 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18664 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18666 * config/s390/s390.c (code_for_builtin_64): Change to array of
18668 (code_for_builtin_31): Likewise.
18669 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18671 * config/sparc/sparc.c (sparc_override_options): Change value
18672 field in struct code_model to enum cmodel. In initializer change
18673 0 to NULL and add cast to enum type.
18675 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18676 Change all callers. Issue a -Wc++-compat warning using
18677 lhs_origtype if necessary.
18678 (convert_for_assignment): Issue -Wc++-compat warnings about
18679 invalid conversions to enum type on assignment.
18680 * c-common.h (build_modify_expr): Update declaration.
18682 2009-04-24 Nick Clifton <nickc@redhat.com>
18684 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18685 (function_arg_advance): Likewise.
18686 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18689 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18691 * config/s390/constraints.md ('I', 'J'): Fix condition.
18693 2009-04-24 Diego Novillo <dnovillo@google.com>
18695 * gengtype-parse.c (parse_error): Add newline after message.
18697 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18699 * config/i386/sse.md (avxmodesuffixs): Removed.
18700 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18701 (*avx_pinsr<ssevecsize>): This.
18703 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18705 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18706 follow chains of regs with a single definition, and allow expressions
18707 that are function_invariant_p.
18708 (simple_rhs_p): Allow expressions that are function_invariant_p.
18710 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18712 PR middle-end/39867
18713 * fold-const.c (fold_cond_expr_with_comparison): When folding
18714 > and >= to MAX, make sure the MAX uses the same type as the
18715 comparison's operands.
18717 2009-04-24 Nick Clifton <nickc@redhat.com>
18719 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18720 addressing for DImode accesses.
18721 (frv_print_operand_address): Handle PLUS case.
18722 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18724 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18726 PR rtl-optimization/39794
18727 * alias.c (canon_true_dependence): Add x_addr argument.
18728 * rtl.h (canon_true_dependence): Adjust prototype.
18729 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18730 * cselib.c (cselib_invalidate_mem): Likewise.
18731 * gcse.c (compute_transp): Likewise.
18732 * dse.c (scan_reads_nospill): Likewise.
18733 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18734 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18735 canon_base_addr of the group, plus optional offset.
18736 (struct group_info): Rename canon_base_mem to
18738 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18739 canon_rtx of base_mem.
18741 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18743 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18744 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18746 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18748 * config/spu/spu-builtins.h: Delete file.
18750 * config/spu/spu.h (enum spu_builtin_type): Move here from
18752 (struct spu_builtin_description): Likewise. Add GTY marker.
18753 Do not use enum spu_function_code or enum insn_code.
18754 (spu_builtins): Add extern declaration.
18756 * config/spu/spu.c: Do not include "spu-builtins.h".
18757 (enum spu_function_code, enum spu_builtin_type_index,
18758 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18759 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18760 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18761 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18762 (spu_builtin_types): Make static. Add GTY marker.
18763 (spu_builtins): Add extern declaration with GTY marker.
18764 Include "gt-spu.h".
18766 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18767 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18768 Check programmatically whether all parameters are scalar.
18770 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18772 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18774 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18775 assignment from the constructor either if the target is volatile.
18777 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18779 * config/arm/arm.md (insv): Do not share operands[0].
18781 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18783 * config/vxlib-tls.c (active_tls_threads): Delete.
18784 (delete_hook_installed): New.
18785 (tls_delete_hook): Don't delete the delete hook.
18786 (tls_destructor): Delete it here.
18787 (__gthread_set_specific): Adjust installing the delete hook.
18788 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18789 __gthread_leave_tsd_dtor_context.
18791 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18793 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18795 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18797 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18799 (alpha_rtx_costs): Ditto.
18800 (emit_unlikely_jump): Use add_reg_note.
18801 (emit_frame_store_1): Ditto.
18802 (alpha_expand_prologue): Ditto.
18803 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18804 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18806 2009-04-23 Nick Clifton <nickc@redhat.com>
18808 * config/v850/v850.md (epilogue): Remove suppressed code.
18809 (return): Rename to return_simple and remove test of frame size.
18810 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18811 to gen_return_simple.
18813 2009-04-22 Jing Yu <jingyu@google.com>
18816 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18818 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18821 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18822 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18823 value is a VECTOR_CST, the element type is the element type of the
18826 2009-04-22 DJ Delorie <dj@redhat.com>
18828 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18830 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18832 * alias.c (find_base_term): Move around LO_SUM case, so that
18833 CONST falls through into PLUS/MINUS handling.
18836 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18837 into 0, use omit_one_operand.
18839 2009-04-23 Ben Elliston <bje@au.ibm.com>
18841 * config/rs6000/linux-unwind.h (get_regs): Remove type
18842 puns. Change the type of `pc' to an array of unsigned ints and
18843 update all users. Constify frame24.
18845 2009-04-22 DJ Delorie <dj@redhat.com>
18847 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18848 declarations before code.
18849 (current_function_special_page_vector): Likewise.
18850 (m32c_expand_insv): Silence a warning.
18852 2009-04-21 Taras Glek <tglek@mozilla.com>
18854 * alias.c: Update GTY annotations to new syntax.
18855 * basic-block.h: Likewise.
18856 * bitmap.h: Likewise.
18857 * c-common.h: Likewise.
18858 * c-decl.c: Likewise.
18859 * c-parser.c: Likewise.
18860 * c-pragma.c: Likewise.
18861 * c-tree.h: Likewise.
18862 * cfgloop.h: Likewise.
18863 * cgraph.h: Likewise.
18864 * config/alpha/alpha.c: Likewise.
18865 * config/arm/arm.h: Likewise.
18866 * config/avr/avr.h: Likewise.
18867 * config/bfin/bfin.c: Likewise.
18868 * config/cris/cris.c: Likewise.
18869 * config/darwin.c: Likewise.
18870 * config/frv/frv.c: Likewise.
18871 * config/i386/i386.c: Likewise.
18872 * config/i386/i386.h: Likewise.
18873 * config/i386/winnt.c: Likewise.
18874 * config/ia64/ia64.h: Likewise.
18875 * config/iq2000/iq2000.c: Likewise.
18876 * config/mips/mips.c: Likewise.
18877 * config/mmix/mmix.h: Likewise.
18878 * config/pa/pa.c: Likewise.
18879 * config/pa/pa.h: Likewise.
18880 * config/rs6000/rs6000.c: Likewise.
18881 * config/s390/s390.c: Likewise.
18882 * config/sparc/sparc.c: Likewise.
18883 * config/xtensa/xtensa.c: Likewise.
18884 * cselib.h: Likewise.
18885 * dbxout.c: Likewise.
18886 * dwarf2out.c: Likewise.
18887 * except.c: Likewise.
18888 * except.h: Likewise.
18889 * fixed-value.h: Likewise.
18890 * function.c: Likewise.
18891 * function.h: Likewise.
18892 * gimple.h: Likewise.
18893 * integrate.c: Likewise.
18894 * optabs.c: Likewise.
18895 * output.h: Likewise.
18896 * real.h: Likewise.
18898 * stringpool.c: Likewise.
18899 * tree-data-ref.c: Likewise.
18900 * tree-flow.h: Likewise.
18901 * tree-scalar-evolution.c: Likewise.
18902 * tree-ssa-address.c: Likewise.
18903 * tree-ssa-alias.h: Likewise.
18904 * tree-ssa-operands.h: Likewise.
18905 * tree.c: Likewise.
18906 * tree.h: Likewise.
18907 * varasm.c: Likewise.
18908 * varray.h: Likewise.
18910 * coretypes.h: Do not define GTY macro if it is already defined.
18911 * doc/gty.texi: Update GTY documentation to new syntax.
18912 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18913 annotations on structs.
18914 * gengtype-parse.c: Likewise.
18916 2009-04-22 Mark Heffernan <meheff@google.com>
18918 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18920 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18922 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18925 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18927 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18928 the same as a PLUS without a shift. Increase the cost of a
18931 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18933 * Makefile.in: Update dependencies.
18934 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18935 * errors.h: Remove bogus comment about compatibility.
18936 (warning): Update declaration.
18937 * genautomata.c: Update all calls to warning.
18938 * gimple.c: Do not include errors.h. Include toplev.h.
18939 * tree-ssa-structalias.c: Do not include errors.h.
18940 * omega.c: Likewise.
18941 * tree-ssa-reassoc.c: Likewise.
18942 * config/spu/spu-c.c: Likewise.
18943 * config/spu/t-spu-elf: Update dependencies.
18945 2009-04-22 Richard Guenther <rguenther@suse.de>
18947 PR tree-optimization/39824
18948 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18949 make sure the types are compatible.
18951 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18954 * c-common.c (c_parse_error): Take a token_flags parameter.
18955 Use token_type for the token type instead.
18956 Pass token_flags to cpp_type2name.
18957 * c-common.h (c_parse_error): Update declaration.
18958 * c-parser.c (c_parser_error): Pass 0 as token flags.
18960 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18962 PR rtl-optimization/39580
18963 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18965 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18967 * function.c (expand_function_end): Do not emit a jump to the "naked"
18968 return label for fall-through returns.
18969 * except.c (sjlj_emit_function_exit): Always place the call to the
18970 unregister function at the location installed by expand_function_end.
18972 2009-04-22 Richard Guenther <rguenther@suse.de>
18974 PR tree-optimization/39845
18975 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18976 (gen_inbound_check): Likewise.
18978 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18980 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18982 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18983 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18985 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18987 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18988 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18989 shift counts to avoid out-of-bounds array accesses.
18991 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18993 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18994 (Pmode): Move above.
18996 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18998 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18999 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19000 GET_CODE macro. Use IN_RANGE macro where appropriate.
19001 * config/alpha/alpha.h: Ditto.
19002 * config/alpha/alpha.md: Ditto.
19003 * config/alpha/constraints.md: Ditto.
19004 * config/alpha/predicates.md: Ditto.
19006 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19008 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19009 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19010 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19011 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19012 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19013 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19014 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19015 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19016 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19017 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19018 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19019 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19020 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19021 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19022 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19023 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19024 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19025 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19026 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19027 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19028 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19029 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19030 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19031 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19032 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19033 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19034 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19036 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19038 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19039 references from comments.
19040 * cfgbuild.c: (count_basic_blocks): Delete.
19041 (find_basic_blocks_1): Delete.
19042 (find_basic_blocks): Delete.
19043 * except.c (finish_eh_generation): Make static. Move comment from
19044 except.h here. Remove find_basic_blocks references from comments.
19045 * except.h (finish_eh_generation): Delete.
19046 * basic-block.h (find_basic_blocks): Delete.
19047 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19049 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19051 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19052 (sdbout_parms): Likewise.
19054 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19056 * config/sh/sh.c (prepare_cbranch_operands): Use
19057 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19058 (expand_cbranchdi4): Likewise.
19059 (from_compare): Add cast to enum type.
19060 (expand_cbranchsi4): Use add_reg_note.
19061 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19062 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19063 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19064 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19065 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19066 instead of CODE_FOR_nothing.
19067 (cbranchdi4): Likewise. Fix the order of arguments for
19069 (push_fpscr): Use add_reg_note.
19070 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19071 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19073 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19075 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19076 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19077 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19078 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19079 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19080 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19081 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19082 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19083 config/alpha/x-vms, config/arc/t-arc,
19084 config/arm/README-interworking, config/arm/arm-c.c,
19085 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19086 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19087 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19088 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19089 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19090 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19091 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19092 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19093 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19094 config/cris/t-elfmulti, config/crx/t-crx,
19095 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19096 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19097 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19098 config/h8300/t-h8300, config/i386/athlon.md,
19099 config/i386/darwin-libgcc.10.4.ver,
19100 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19101 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19102 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19103 config/i386/t-linux64, config/i386/t-nwld,
19104 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19105 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19106 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19107 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19108 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19109 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19110 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19111 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19112 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19113 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19114 config/m68k/t-uclinux, config/mcore/t-mcore,
19115 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19116 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19117 config/mips/crtn.asm, config/mips/irix-crti.asm,
19118 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19119 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19120 config/mips/mips-fixed.md, config/mips/sb1.md,
19121 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19122 config/mips/t-iris6, config/mips/t-isa3264,
19123 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19124 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19125 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19126 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19127 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19128 config/mn10300/t-linux, config/mn10300/t-mn10300,
19129 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19130 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19131 config/picochip/libgccExtras/clzsi2.asm,
19132 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19133 config/rs6000/darwin-libgcc.10.4.ver,
19134 config/rs6000/darwin-libgcc.10.5.ver,
19135 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19136 config/rs6000/t-aix43, config/rs6000/t-aix52,
19137 config/rs6000/t-darwin, config/rs6000/t-fprules,
19138 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19139 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19140 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19141 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19142 config/rs6000/t-rtems, config/rs6000/t-spe,
19143 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19144 config/score/t-score-elf, config/sh/divcost-analysis,
19145 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19146 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
19147 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
19148 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
19149 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
19150 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
19151 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
19152 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
19153 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
19154 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
19155 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
19156 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
19157 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
19158 limitx.h, version.c, xcoff.h: Add copyright and license notices.
19159 * config/h8300/genmova.sh: Include copyright and license notices
19160 in generated output.
19161 * config/h8300/mova.md: Regenerate.
19162 * doc/install.texi2html: Include word "Copyright" in copyright
19163 notice and use name "Free Software Foundation, Inc.".
19164 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19165 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19166 ChangeLog-2007, ChangeLog-2008: Correct dates.
19168 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
19170 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19171 NE_EXPR operations as well.
19172 * c-parser.c (c_parser_condition): Do not set location information on
19174 (c_parser_conditional_expression): Likewise.
19175 (c_parser_binary_expression): Set location information on operators.
19176 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19177 TRUTH_NOT_EXPR has been folded.
19178 * fold-const.c (fold_truth_not_expr): Copy location information from
19179 the incoming expression to the outgoing one.
19180 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19181 recursive calls on the LHS of the operator but pass that of the
19182 operator to recursive calls on the RHS of the operator. Set it
19184 (shortcut_cond_expr): Set the locus of the operator on the second
19185 COND_EXPR and that of the expression on the first in degenerate cases.
19186 Pass the locus of the expression to calls to shortcut_cond_r.
19187 Set the locus of the 'then' block on the associated jump, if any.
19188 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
19189 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
19190 expression to call to gimplify_boolean_expr.
19192 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
19194 * config.gcc: Add additional configuration for
19195 i686-w64-mingw* and x86_64-w64-mingw* triplet.
19196 * config/i386/mingw-w64.h: New mingw-w64 specific header.
19197 (CPP_SPEC): Redefine for allowing -municode option.
19198 (STARTFILE_SPEC): Likewise.
19199 * config/i386/t-mingw-w64: New.
19200 * config/i386/mingw-w64.opt: New.
19201 (municode): Add new target option.
19202 * doc/invoke.texi (municode): Add documentation for new option.
19204 2009-04-21 Ian Lance Taylor <iant@google.com>
19206 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19207 Correct test for number of arguments.
19208 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19210 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19212 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19213 argument of emit_library_call.
19215 2009-04-21 Richard Guenther <rguenther@suse.de>
19217 PR middle-end/39829
19218 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19219 inside VIEW_CONVERT_EXPRs.
19221 2009-04-21 Martin Jambor <mjambor@suse.cz>
19223 * tree-switch-conversion.c (build_constructors): Split a long line.
19224 (constructor_contains_same_values_p): New function.
19225 (build_one_array): Create assigns of constants if possible, do not
19226 call mark_sym_for_renaming, call update_stmt.
19227 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19228 make_rename_temp. Do not call mark_symbols_for_renaming, call
19230 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19231 find_new_referenced_vars, call update_stmt.
19232 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19233 instead of calling make_rename_temp. Do not call
19234 find_new_referenced_vars or mark_symbols_for_renaming, call
19237 2009-04-21 Richard Guenther <rguenther@suse.de>
19239 PR tree-optimization/39827
19240 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19241 (tree_ssa_phiprop): Pass the correct array size.
19243 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19245 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19247 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19250 * c-typeck.c (lvalue_p): Move declaration ...
19251 * c-common.h (lvalue_p): ... to here.
19252 * c-common.c (candidate_equal_p): New.
19253 (add_tlist): Use it.
19254 (merge_tlist): Use it.
19255 (warn_for_collisions_1): Likewise.
19256 (warning_candidate_p): Accept more candidates.
19257 (verify_tree): A warning candidate can be an expression. Use
19260 2009-04-21 Ben Elliston <bje@au.ibm.com>
19263 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19264 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19265 options. Remove -mcall-solaris documentation.
19267 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19270 * doc/invoke.texi (-Wlong-long): Update description.
19271 * c-lex (interpret_integer): Only warn if there was no previous
19272 overflow and -Wlong-long is enabled.
19273 * c-decl.c (declspecs_add_type): Drop redundant flags.
19274 * c.opt (Wlong-long): Init to -1.
19275 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19276 and front-end warn_long_long. Wlong-long only depends on other
19277 flags if it is uninitialized.
19278 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19279 the same for CPP and FE.
19280 (restore_extension_diagnostics): Likewise.
19282 2009-04-20 Ian Lance Taylor <iant@google.com>
19284 Fix enum conversions which are invalid in C++:
19285 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19286 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19287 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19288 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19289 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19290 (dbxout_parms): Likewise.
19291 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19292 (df_clear_flags): Likewise.
19293 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19294 top_flag parameter to int.
19295 (df_chain_create_bb_process_use): Likewise.
19296 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19298 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19299 (df_ref_create_structure, df_def_record_1): Likewise.
19300 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19301 (df_notes_rescan): Change 0 to VOIDmode in function call.
19302 (df_get_call_refs, df_insn_refs_collect): Likewise.
19303 (df_bb_regs_collect): Likewise.
19304 (df_entry_block_defs_collect): Likewise.
19305 (df_exit_block_uses_collect): Likewise.
19306 * df.h: Update declarations.
19307 * double-int.c (double_int_divmod): Add cast to enum type.
19308 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19309 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19310 (based_loc_descr): Likewise.
19311 (loc_descriptor_from_tree_1): Change first_op and second_op to
19312 enum dwarf_location_atom. Add cast to enum type.
19313 * expmed.c (init_expmed): Change 0 to SET in function call.
19314 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19315 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19316 (do_store_flag): Likewise.
19317 * fixed-value.h (struct fixed_value): Change mode to enum
19319 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19320 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19322 (insert_insn_decl, insert_decl, insert_state): Likewise.
19323 (automata_list_finish): Likewise.
19324 * genrecog.c (process_define_predicate): Add cast to enum type.
19325 * gensupport.c (init_predicate_table): Add cast to enum type.
19326 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19328 (gimple_build_call_1, gimple_build_label): Likewise.
19329 (gimple_build_goto, gimple_build_asm_1): Likewise.
19330 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19331 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19332 (enum fallback): Rename from enum fallback_t.
19333 (fallback_t): Typedef as int.
19334 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19335 GSI_SAME_STMT in function call.
19336 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19338 (setup_reg_class_relations): Likewise.
19339 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19340 (setup_prohibited_class_mode_regs): Add cast to enum type.
19341 (setup_prohibited_mode_move_regs): Likewise.
19342 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19343 (record_address_regs): Change i to enum reg_class.
19344 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19345 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19346 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19347 (GET_MODE_2XWIDER_MODE): Likewise.
19348 (GET_CLASS_NARROWEST_MODE): Likewise.
19349 * omp-low.c (expand_omp_for): Add cast to enum type.
19350 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19351 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19352 * postreload.c (reload_cse_simplify_operands): Change rclass local
19354 * predict.c (combine_predictions_for_insn): Change best_predictor
19355 and predictor to enum br_predictor.
19356 (combine_predictions_for_bb): Likewise.
19357 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19358 use SET_PREDICT_EXPR_OUTCOME.
19359 * real.c (real_arithmetic): Change icode to code in function call.
19360 * reginfo.c (init_move_cost): Add casts to enum type.
19361 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19362 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19364 * reload.c (find_valid_class): Add casts to enum type.
19365 (push_reload): Change 0 to NO_REGS in function call.
19366 (find_reloads): Change this_alternative to array of enum
19367 reg_class. Remove some now-unnecessary casts.
19368 (make_memloc): Change 0 to VOIDmode in function call.
19369 * reload1.c (reload): Change 0 to VOIDmode in function call.
19370 (eliminate_regs_1, elimination_effects): Likewise.
19371 (eliminate_regs_in_insn): Likewise.
19372 (emit_input_reload_insns): Add cast to enum type.
19373 (delete_output_reload): Change 0 to VOIDmode in function call.
19374 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19375 to enum type in function call.
19376 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19377 (SET_PREDICT_EXPR_OUTCOME): Define.
19378 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19379 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19380 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19381 (dump_function): Likewise.
19382 * tree-dump.h: Update declarations.
19383 * tree-pass.h: Update declarations.
19384 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19385 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19387 (arm_rtx_costs_1): Correct parenthesization.
19388 (arm_rtx_costs): Add casts to enum type.
19389 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19390 (vfp_emit_fstmd): Use add_rg_note.
19391 (emit_multi_reg_push, emit_sfm): Likewise.
19392 (thumb_set_frame_pointer): Likewise.
19393 (arm_expand_prologue): Likewise.
19394 (arm_regno_class): Change return type to enum reg_class.
19395 (thumb1_expand_prologue): Use add_reg_note.
19396 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19397 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19399 * config/arm/gentune.sh: Add cast to enum type.
19400 * config/arm/arm-tune.md: Rebuild.
19401 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19402 (ix86_split_fp_branch, predict_jump): Likewise.
19403 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19404 insn_code to enum rtx_code.
19405 (ix86_builtin_vectorized_function): Add cast to enum type.
19406 * config/i386/i386.md (truncdfsf2): Change slot to enum
19408 (truncxf<mode>2, isinf<mode>2): Likewise.
19409 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19411 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19412 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19413 (insert_bundle_state): Change 1 to INSERT in function call.
19414 (ia64_add_bundle_selector_before): Likewise.
19415 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19416 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19417 (restore_stack_nonlocal): Likewise.
19418 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19420 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19422 (mips_rtx_costs): Likewise.
19423 (mips_override_options): Add casts to enum type.
19424 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19426 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19427 (store_reg, set_reg_plus_d): Likewise.
19428 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19429 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19431 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19433 (emit_unlikely_jump): Use add_reg_note.
19434 (rs6000_emit_allocate_stack): Likewise.
19435 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19436 (output_toc): Change 1 to INSERT in function call.
19437 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19438 (rs6000_initialize_trampoline): Likewise.
19439 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19441 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19442 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19443 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19444 (save_gprs): Use add_reg_note.
19445 (s390_emit_prologue): Likewise.
19446 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19447 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19448 (sparc_fold_builtin): Add cast to enum type.
19449 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19451 (spu_expand_prologue): Use add_reg_note.
19452 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19454 2009-04-20 Ian Lance Taylor <iant@google.com>
19456 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19457 (c_parser_postfix_expression_after_primary): Get VEC for list of
19458 arguments. Get original types of arguments. Call
19459 build_function_call_vec.
19460 (cached_expr_list_1, cached_expr_list_2): New static variables.
19461 (c_parser_expr_list): Change return type to VEC *. Add
19462 p_orig_types parameter. Change all callers.
19463 (c_parser_release_expr): New static function.
19464 (c_parser_vec_to_tree_list): New static function.
19465 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19466 call build_function_call_vec.
19467 (build_function_call_vec): New function, based on old
19468 build_function_call.
19469 (convert_arguments): Remove nargs and argarray parameters. Change
19470 values to a VEC. Add origtypes parameter.
19471 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19472 (convert_for_assignment): Add origtype parameter. Change all
19473 callers. If warn_cxx_compat, check for conversion to an enum
19474 type when calling a function.
19475 (store_init_value): Add origtype parameter. Change all callers.
19476 (digest_init): Likewise.
19477 (struct init_node): Add origtype field.
19478 (add_pending_init): Add origtype parameter. Change all callers.
19479 (output_init_element): Likewise.
19480 (output_pending_init_elements): Pass origtype from init_node to
19481 output_init_element.
19482 (process_init_element): Pass origtype from c_expr to
19483 output_init_element.
19484 (c_finish_return): Add origtype parameter. Change all callers.
19485 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19487 (sync_resolve_params): Likewise.
19488 (sync_resolve_return): Change params to first_param. Change caller.
19489 (resolve_overloaded_builtins): Change params to VEC *. Change
19490 callers. Save first parameter around call to build_function_call_vec.
19491 * c-decl.c (finish_decl): Add origtype parameter. Change all
19492 callers. Call build_function_call_vec rather than
19493 build_function_call for cleanup.
19494 * c-tree.h: Update declarations.
19495 * c-common.h: Update declarations.
19496 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19497 params to first_param.
19498 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19499 params parameter from tree to void *.
19500 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19501 Change arglist parameter to have type void *, and to be a pointer
19503 * config/rs6000/rs6000-protos.h
19504 (altivec_resolve_overloaded_builtin): Update declaration.
19505 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19506 fnargs parameter to have type void *, and to be a pointer to a
19507 VEC. Call build_function_call_vec instead of
19508 build_function_call.
19509 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19511 2009-04-20 Joey Ye <joey.ye@intel.com>
19512 Xuepeng Guo <xuepeng.guo@intel.com>
19513 H.J. Lu <hongjiu.lu@intel.com>
19515 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19517 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19518 (IX86_LEA_PRIORITY): Likewise.
19519 (distance_non_agu_define): New function.
19520 (distance_agu_use): Likewise.
19521 (ix86_lea_for_add_ok): Likewise.
19522 (ix86_dep_by_shift_count): Likewise.
19524 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19525 should split for LEA.
19527 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19529 (ix86_dep_by_shift_count): Likewise.
19531 2009-04-20 Richard Guenther <rguenther@suse.de>
19533 * expr.c (handled_component_p): Move ...
19534 * tree.h (handled_component_p): ... here.
19535 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19536 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19537 and REALPART_EXPR to be in one group.
19539 2009-04-20 Richard Guenther <rguenther@suse.de>
19541 * basic-block.h (get_all_dominated_blocks): Declare.
19542 * dominance.c (get_all_dominated_blocks): New function.
19543 * tree-cfg.c (get_all_dominated_blocks): Remove.
19544 (remove_edge_and_dominated_blocks): Adjust.
19545 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19546 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19547 instead of recursing.
19549 2009-04-20 Doug Kwan <dougkwan@google.com>
19551 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19552 (struct cgraph_node_set_def): New type.
19553 (cgraph_node_set) New type. Also declare vector functions.
19554 (struct cgraph_node_set_element_def): New type.
19555 (cgraph_node_set_element): Ditto.
19556 (cgraph_node_set_iterator): New iterator type.
19557 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19558 cgraph_node_set_remove, dump_cgraph_node_set,
19559 debug_cgraph_node_set): New prototypes.
19560 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19561 cgraph_node_set_size): New inlines.
19562 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19563 including cgraph.h.
19564 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19565 argument to function 'write_summary'.
19566 * ipa.c: Include ggc.h.
19567 (hash_cgraph_node_set_element,
19568 eq_cgraph_node_set_element, cgraph_node_set_new,
19569 cgraph_node_set_add, cgraph_node_set_remove,
19570 cgraph_node_set_find, dump_cgraph_node_set,
19571 debug_cgraph_node_set): New functions.
19572 * Makefile.in (ipa.o): Add dependency on GGC_H.
19574 2009-04-20 Ira Rosen <irar@il.ibm.com>
19576 PR tree-optimization/39675
19577 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19578 check of the return code of vect_schedule_slp. Check that
19579 stmt_vec_info still exists for the statement, before checking its
19580 vectorization type.
19582 2009-04-20 Michael Matz <matz@suse.de>
19584 * Makefile.in (generated_files): Take out $(simple_generated_c).
19586 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19588 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19589 (UINTPTR_TYPE): Likewise.
19591 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19594 * c-typeck.c (digest_init): Check for initializing an array with a
19597 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19600 * c-semantics.c (pop_stmt_list): Propagate
19601 STATEMENT_LIST_HAS_LABEL to parent statement list.
19603 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19605 * config/mips/mips.h (mips_tune_attr): New macro.
19606 * config/mips/mips.md (cpu): Use it.
19608 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19611 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19614 2009-04-19 Diego Novillo <dnovillo@google.com>
19616 * toplev.c (compile_file): Move call to coverage_finish ...
19617 * cgraphunit.c (ipa_passes): ... here.
19618 Call cgraph_process_new_functions.
19619 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19620 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19622 2009-04-19 Jan Hubicka <jh@suse.cz>
19624 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19626 (dump_cgraph_node): Dump can throw external flag.
19627 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19629 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19633 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19634 * common.opt (Wlogical-op): Move from here...
19635 * c.opt (Wlogical-op): ... to here.
19636 * c-typeck.c (parser_build_binary_op): Update call to
19637 warn_logical_operator.
19638 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19640 * c-common.c (warn_logical_op): Update.
19641 * c-common.h (warn_logical_op): Update declaration.
19643 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19645 * tree.c (protected_set_expr_location): Fix formatting.
19647 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19650 * c-typeck.c (readonly_warning): new.
19651 (build_unary_op, build_modify_expr): Use readonly_warning for
19652 storing into something readonly but not const-qualified.
19654 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19657 * c-typeck.c (build_unary_op): Check for taking address of
19658 expression of type void.
19660 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19663 * c-typeck.c (build_function_call): Check for calling a function
19664 with qualified void return types. Call require_complete_type when
19667 2009-04-18 Jan Hubicka <jh@suse.cz>
19669 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19671 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19672 can_throw_external flag.
19673 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19674 * ipa-pure-const.c (ignore_edge): New function.
19675 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19676 only over can_throw_external edges.
19677 (local_pure_const): Add nothrow flag.
19678 * ipa-utils.c (searchc): Add ignore_edge callback.
19679 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19680 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19681 (set_nothrow_function_flags): Update cgraph.
19682 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19684 2009-04-18 Richard Guenther <rguenther@suse.de>
19686 PR middle-end/39804
19687 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19688 (fold_stmt): ... this and ...
19689 (fold_stmt_inplace): ... this.
19690 (fold_stmt_1): Fold references in calls and asms.
19691 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19693 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19695 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19696 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19698 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19700 * tree.c (function_args_count): Remove.
19701 * tree.h: Remove the prototype for function_args_count.
19703 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19705 * tree-iterator.c (expr_only): Remove.
19706 * tree.h: Remove the prototype for expr_only.
19708 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19710 * reginfo.c (cannot_change_mode_set_regs): Remove.
19711 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19713 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19715 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19716 whether operands 0 and 1 overlaps.
19718 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19720 PR middle-end/36902
19721 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19722 pointer. Use warning_at instead of warning.
19723 (search_for_addr_array): Likewise.
19724 (check_array_bounds): Likewise.
19725 (check_all_array_refs): Check that the incoming edge is not in the
19726 list of edges to be removed.
19727 (check_all_array_refs): Avoid the temporal pointer.
19728 (vrp_visit_cond_stmt): Fix typo.
19729 (simplify_switch_using_ranges): Handle the case where the switch
19730 index is an integer constant.
19732 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19734 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19736 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19738 * doc/extend.texi, doc/invoke.texi: Fix typos.
19740 2009-04-17 Cary Coutant <ccoutant@google.com>
19742 * tree-flow-inline.h (get_lineno): Fix inverted test.
19744 2009-04-17 Diego Novillo <dnovillo@google.com>
19746 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19747 assertion for AVAIL_OUT.
19749 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19752 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19753 * config/sh/linux-atomic.asm: Likewise.
19755 2009-04-17 Diego Novillo <dnovillo@google.com>
19757 * except.c (debug_eh_tree): New.
19758 (struct eh_region, struct eh_status): Move ...
19759 * except.h: ... here.
19760 (add_type_for_runtime): Declare extern.
19761 (lookup_type_for_runtime): Likewise.
19762 (debug_eh_tree): Declare.
19763 * Makefile.in (GTFILES): List except.h before except.c
19765 2009-04-17 Diego Novillo <dnovillo@google.com>
19767 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19768 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19769 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19770 (find_vars_r): ... here.
19771 * tree-flow.h (find_referenced_vars_in): Declare.
19772 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19773 that AVAIL_OUT exists for BLOCK.
19774 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19775 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19776 (tree-parloops.o): Likewise.
19778 2009-04-17 Simon Baldwin <simonb@google.com>
19780 * toplev.c (default_tree_printer): Add handling for %E format.
19782 2009-04-17 Diego Novillo <dnovillo@google.com>
19784 * tree-pretty-print.c (dump_generic_node): Add break after
19785 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19786 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19787 FUNCTION_TYPE together. Call print_struct_decl when printing
19788 structures and TDF_SLIM is not given.
19789 (print_struct_decl): Fix logic for detecting recursion.
19791 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19794 * gcc.c (create_at_file): New.
19795 (compile_input_file_p): New.
19796 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19797 * main.c (main): Update call to toplev_main.
19798 * toplev.c (toplev_main): Change signature. Call expandargv.
19799 * toplev.h (toplev_main): Change signature.
19801 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19803 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19804 if the latter is not constant.
19806 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19808 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19810 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19812 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19813 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19815 2009-04-17 Richard Guenther <rguenther@suse.de>
19817 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19818 Handle component references view-converting an invariant address.
19820 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19822 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19823 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19824 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19825 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19826 Use @deftypevr rather than @deftypevar.
19828 2009-04-17 Richard Guenther <rguenther@suse.de>
19830 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19831 (get_prop_source_stmt): Likewise.
19832 (can_propagate_from): Likewise.
19834 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19836 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19837 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19838 (--with-multilib-list): Add default value.
19839 * configure: Regenerate.
19840 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19841 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19842 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19843 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19844 Don't add default cpu to multilib list unnecessarily, but do enable
19845 the relevant compiler option..
19846 Add support for --with-multilib-list=<blank> and
19847 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19848 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19849 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19850 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19851 TM_MULTILIB_CONFIG.
19852 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19853 (MULTILIB_OSDIRNAMES): New variable.
19854 * config/sh/t-1e: Delete file.
19855 * config/sh/t-mlib-sh1: Delete file.
19856 * config/sh/t-mlib-sh2: Delete file.
19857 * config/sh/t-mlib-sh2a: Delete file.
19858 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19859 * config/sh/t-mlib-sh2a-single: Delete file.
19860 * config/sh/t-mlib-sh2a-single-only: Delete file.
19861 * config/sh/t-mlib-sh2e: Delete file.
19862 * config/sh/t-mlib-sh3e: Delete file.
19863 * config/sh/t-mlib-sh4: Delete file.
19864 * config/sh/t-mlib-sh4-nofpu: Delete file.
19865 * config/sh/t-mlib-sh4-single: Delete file.
19866 * config/sh/t-mlib-sh4-single-only: Delete file.
19867 * config/sh/t-mlib-sh4a: Delete file.
19868 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19869 * config/sh/t-mlib-sh4a-single: Delete file.
19870 * config/sh/t-mlib-sh4a-single-only: Delete file.
19871 * config/sh/t-mlib-sh4al: Delete file.
19872 * config/sh/t-mlib-sh5-32media: Delete file.
19873 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19874 * config/sh/t-mlib-sh5-64media: Delete file.
19875 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19876 * config/sh/t-mlib-sh5-compact: Delete file.
19877 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19878 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19879 * doc/install.texi (Options specification): Add
19880 --with-multilib-list and --with-endian.
19882 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19884 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19886 (OBJS-common): Add plugin-version.o.
19887 (plugin-version.o): New.
19888 * gcc-plugin.h (plugin_gcc_version): New.
19889 (plugin_default_version_check): New.
19890 (plugin_init_func, plugin_init): Add version argument.
19891 * plugin-version.c: New.
19892 * plugin.c (str_plugin_gcc_version_name): New.
19893 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19894 pass it to the init function.
19895 (plugin_default_version_check): New.
19897 2009-04-17 Richard Guenther <rguenther@suse.de>
19899 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19900 for decl-vs-decl disambiguation.
19902 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19904 * config/s390/s390.h (s390_tune_attr): New macro definition.
19905 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19907 2009-04-17 Richard Guenther <rguenther@suse.de>
19909 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19910 (fold_stmt_r): Likewise.
19911 (maybe_fold_reference): New function.
19912 (fold_gimple_assign): Handle cases fold_stmt_r did.
19913 (fold_stmt): Do not use fold_stmt_r.
19914 (fold_stmt_inplace): Likewise.
19916 2009-04-17 Richard Guenther <rguenther@suse.de>
19918 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19919 (record_equivalences_from_stmt): Remove useless checks and
19921 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19922 the type is already suitable.
19924 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19926 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19928 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19930 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19931 (CMPtype): Define as __gcc_CMPtype.
19933 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19935 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19936 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19938 2009-04-17 Richard Guenther <rguenther@suse.de>
19940 PR tree-optimization/39746
19941 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19942 special-casing for builtins and static variable use/def.
19943 (call_may_clobber_ref_p_1): Likewise.
19945 2009-04-16 Ian Lance Taylor <iant@google.com>
19947 * df.h: Include "timevar.h".
19948 (struct df_problem): Change tv_id field to timevar_id_t.
19949 * tree-pass.h: Include "timevar.h".
19950 (struct opt_pass): Change tv_id field to timevar_id_t.
19951 * timevar.h (timevar_id_t): Define TV_NONE.
19952 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19953 TV_NONE rather than tv_id != 0.
19954 (execute_one_pass): Likewise.
19955 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19956 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19957 dependencies to $(TREE_PASS_H).
19958 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19960 (pass_branch_target_load_optimize2): Likewise.
19961 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19962 (pass_outof_cfg_layout_mode): Likewise.
19963 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19964 (pass_rebuild_cgraph_edges): Likewise.
19965 (pass_remove_cgraph_callee_edges): Likewise.
19966 * df-core.c (pass_df_initialize_opt): Likewise.
19967 (pass_df_initialize_no_opt): Likewise.
19968 (pass_df_finish): Likewise.
19969 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19970 * except.c (pass_set_nothrow_function_flags): Likewise.
19971 (pass_convert_to_eh_region_ranges): Likewise.
19972 * final.c (pass_compute_alignments): Likewise.
19973 * function.c (pass_instantiate_virtual_regs): Likewise.
19974 (pass_init_function): Likewise.
19975 (pass_leaf_regs): Likewise.
19976 (pass_match_asm_constraints): Likewise.
19977 * gimple-low.c (pass_lower_cf): Likewise.
19978 (pass_mark_used_blocks): Likewise.
19979 * init-regs.c (pass_initialize_regs): Likewise.
19980 * integrate.c (pass_initial_value_sets): Likewise.
19981 * ira.c (pass_ira): Likewise.
19982 * jump.c (pass_cleanup_barriers): Likewise.
19983 * omp-low.c (pass_expand_omp): Likewise.
19984 (pass_lower_omp): Likewise.
19985 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19986 * recog.c (pass_split_all_insns): Likewise.
19987 (pass_split_after_reload): Likewise.
19988 (pass_split_before_regstack): Likewise.
19989 (pass_split_before_sched2): Likewise.
19990 (pass_split_for_shorten_branches): Likewise.
19991 * reginfo.c (pass_reginfo_init): Likewise.
19992 (pass_subregs_of_mode_init): Likewise.
19993 (pass_subregs_of_mode_finish): Likewise.
19994 * passes.c (pass_postreload): Likewise.
19995 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19996 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19997 (pass_warn_function_return): Likewise.
19998 (pass_warn_function_noreturn): Likewise.
19999 * tree-complex.c (pass_lower_complex): Likewise.
20000 (pass_lower_complex_O0): Likewise.
20001 * tree-if-conv.c (pass_if_conversion): Likewise.
20002 * tree-into-ssa.c (pass_build_ssa): Likewise.
20003 * tree-mudflap.c (pass_mudflap_1): Likewise.
20004 (pass_mudflap_2): Likewise.
20005 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20006 (pass_mudflap_2): Likewise.
20007 * tree-nrv.c (pass_return_slot): Likewise.
20008 * tree-object-size.c (pass_object_sizes): Likewise.
20009 * tree-optimize.c (pass_all_optimizations): Likewise.
20010 (pass_early_local_passes): Likewise.
20011 (pass_all_early_optimizations): Likewise.
20012 (pass_cleanup_cfg): Likewise.
20013 (pass_cleanup_cfg_post_optimizing): Likewise.
20014 (pass_free_datastructures): Likewise.
20015 (pass_free_cfg_annotations): Likewise.
20016 (pass_fixup_cfg): Likewise.
20017 (pass_init_datastructures): Likewise.
20018 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20019 (pass_late_warn_uninitialized): Likewise.
20020 (pass_update_address_taken): Likewise.
20021 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20022 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20023 (pass_cse_sincos): Likewise.
20024 (pass_convert_to_rsqrt): Likewise.
20025 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20026 * tree-stdarg.c (pass_stdarg): Likewise.
20027 * tree-tailcall.c (pass_tail_recursion): Likewise.
20028 (pass_tail_calls): Likewise.
20029 * tree-vect-generic.c (pass_lower_vector): Likewise.
20030 (pass_lower_vector_ssa): Likewise.
20031 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20033 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20035 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20037 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20039 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20040 logical and signext.
20042 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20045 * config/sh/predicates.md (arith_operand): Check if the operand
20046 of TRUNCATE is a REG.
20048 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20050 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20051 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20053 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20055 * tree-iterator.c (tsi_split_statement_list_after,
20056 tsi_split_statement_list_before): Remove.
20057 * tree-iterator.h: Remove the prototypes for
20058 tsi_split_statement_list_after and tsi_split_statement_list_before.
20060 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20062 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20063 * tree-ssa-propagate.h: Remove the prototype for
20064 stmt_makes_single_load.
20066 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20068 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20069 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20071 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20073 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20075 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20077 * except.c (eh_region_outer_p): Remove.
20078 * except.h: Remove the prototype for eh_region_outer_p.
20080 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20082 * function.c (current_function_assembler_name): Remove.
20083 * function.h: Remove the prototype for
20084 current_function_assembler_name.
20086 2009-04-16 Ian Lance Taylor <iant@google.com>
20088 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20089 (add_reg_note): Call alloc_reg_note.
20090 * rtl.h (alloc_reg_note): Declare.
20091 * combine.c (try_combine): Use alloc_reg_note.
20092 (recog_for_combine, move_deaths): Likewise.
20093 (distribute_notes): Use alloc_reg_note and add_reg_note.
20094 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20095 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20096 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20098 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20100 PR rtl-optimization/39762
20101 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20102 ira_may_move_out_cost): Add comments about way of their usage.
20103 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20105 * ira-conflicts.c (process_regs_for_copy): Use function
20106 ira_get_register_move_cost instead of global
20107 ira_register_move_cost.
20109 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20110 color_pass, move_spill_restore, update_curr_costs): Ditto.
20112 * ira-lives.c (process_single_reg_class_operands): Ditto.
20114 * ira-emit.c (emit_move_list): Ditto.
20116 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20117 (record_reg_classes): Ditto. Use functions
20118 ira_get_register_move_cost and ira_get_may_move_cost instead of
20119 global vars ira_register_move_cost, ira_may_move_out_cost and
20120 ira_may_move_in_cost.
20121 (record_address_regs): Don't call ira_init_register_move_cost.
20122 Use function ira_get_may_move_cost instead of global
20123 ira_may_move_in_cost.
20124 (process_bb_node_for_hard_reg_moves): Use function
20125 ira_get_register_move_cost instead of global ira_register_move_cost.
20126 (ira_costs): Don't call ira_init_register_move_cost.
20128 2009-04-16 Richard Guenther <rguenther@suse.de>
20130 * tree-cfg.c (verify_gimple_assign_binary):
20131 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20132 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20133 (create_general_new_stmt): Note that this function is broken.
20135 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20137 * common.opt (fhelp): Add Var(help_flag).
20138 * gcc-plugin.h (plugin_info): Add help.
20139 * plugin.c (plugin_name_args): Add help.
20140 (register_plugin_info): Set plugin->help.
20141 (print_help_one_plugin): New.
20142 (print_plugins_help): New.
20143 * plugin.h (print_plugins_help): New.
20144 * toplev.c (toplev_main): Call print_plugins_help if needed.
20146 2009-04-16 Richard Guenther <rguenther@suse.de>
20148 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
20149 (gimple_ior_addresses_taken_1): New function.
20150 (gimple_ior_addresses_taken): Likewise.
20151 * gimple.h (struct gimple_statement_with_ops_base): Remove
20152 addresses_taken member.
20153 (gimple_ior_addresses_taken): Declare.
20154 (gimple_addresses_taken, gimple_addresses_taken_ptr,
20155 gimple_set_addresses_taken): Remove.
20156 * ipa-reference.c (mark_address): New function.
20157 (scan_stmt_for_static_refs): Use it for marking addresses taken.
20158 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
20159 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
20160 (gimple_add_to_addresses_taken): Remove.
20161 (get_tmr_operands): Call mark_address_taken.
20162 (get_asm_expr_operands): Likewise.
20163 (get_expr_operands): Likewise.
20164 (build_ssa_operands): Do not clear the addresses_taken bitmap.
20165 (free_stmt_operands): Do not free it.
20166 * tree-ssa.c (delete_tree_ssa): Likewise.
20167 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
20169 2009-04-16 Richard Guenther <rguenther@suse.de>
20171 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20172 (walk_stmt_load_store_ops): Likewise.
20173 * gimple.c (get_base_loadstore): New function.
20174 (walk_stmt_load_store_addr_ops): Likewise.
20175 (walk_stmt_load_store_ops): Likewise.
20176 * ipa-pure-const.c (check_op): Simplify.
20177 (check_load, check_store): New functions.
20178 (check_stmt): Use walk_stmt_load_store_ops.
20179 * ipa-reference.c (mark_load): Adjust signature.
20180 (mark_store): Likewise.
20181 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20183 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20185 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20186 (plugin_info): New.
20187 * opts.c (common_handle_option): Don't call print_version.
20188 * plugin.c (plugin_name_args): Add version.
20189 (register_plugin_info): New.
20190 (register_callback): Handle PLUGIN_INFO.
20191 (try_init_one_plugin): New.
20192 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
20194 (finalize_one_plugin): New.
20195 (finalize_plugins): New.
20196 (print_one_plugin): New.
20197 (print_plugins_versions): New.
20198 * plugin.h (print_plugins_versions): New.
20199 (finalize_plugins): New.
20200 * toplev.c (compile_file): Don't call initialize_plugins.
20201 (print_version): Call print_plugins_versions.
20202 (toplev_main): Call initialize_plugins. Print version if needed.
20203 Call finalize_plugins.
20205 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20207 * common.opt (fversion): New.
20208 * gcc.c (print_version): New.
20209 (process_command): Don't print the version. Just set print_version.
20210 (main): Print version. Call subprocesses if print_version and
20211 verbose_flag are set.
20212 * opts.c (common_handle_option): Handle OPT_fversion.
20214 2009-04-16 Richard Guenther <rguenther@suse.de>
20215 Ira Rosen <irar@il.ibm.com>
20217 PR tree-optimization/39698
20218 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20219 type of the reduction variable. Only generate the def if
20222 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20223 make sure to first convert to an integer of the same precision.
20224 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20225 the type of the evolution correctly in computing the new
20226 induction variable base.
20228 2009-04-16 Richard Guenther <rguenther@suse.de>
20230 PR middle-end/39625
20231 * tree-cfg.c (make_blocks): Split statements with to-be
20232 abnormal SSA names on the lhs.
20234 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20236 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20237 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20238 * c-typeck.c (really_start_incremental_init): Likewise.
20239 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20240 (TARGET_INITIALIZER): Remove it.
20241 * target.h (struct target): Remove vector_opaque_p.
20242 * tree.c (build_opaque_vector_type): New.
20243 * tree.h (TYPE_VECTOR_OPAQUE): New.
20244 (build_opaque_vector_type): Declare.
20245 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20246 * config/rs6000/rs6000.c (build_opaque_vector_type,
20247 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20248 (rs6000_init_builtins): Use build_opaque_vector_type for
20249 opaque_V4SI_type_node.
20251 2009-04-15 Catherine Moore <clm@codesourcery.com>
20253 * debug.h (set_name): Declare.
20254 * dwarf2out.c (dwarf2out_set_name): Declare.
20255 (dwarf2_debug_hooks): Add set_name.
20256 (find_AT_string): New.
20257 (add_AT_string): Call find_AT_string.
20258 (dwarf2out_set_name): New.
20259 * cp/decl.c (grokdeclarator): Call set_name.
20260 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20261 * debug.c (do_nothing_debug_hooks): Likewise.
20262 * dbxout.c (dbx_debug_hooks): Likewise.
20263 * sdbout.c (sdb_debug_hooks): Likewise.
20265 2009-04-15 Michael Eager <eager@eagercon.com>
20267 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20268 reg for single-precision FPU.
20269 * config/rs6000/rs6000.md (movsi_internal1): Only for
20270 !TARGET_SINGLE_FPU.
20271 (movsi_internal1_single): New. Add pattern to move SI values to/from
20272 single-precision FP regs.
20274 2009-04-15 Richard Guenther <rguenther@suse.de>
20276 * omp-low.c (lower_rec_input_clauses): Build correct address
20278 (expand_omp_for_generic): Fix multiplication type.
20279 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20280 (generate_memset_zero): Fix types.
20281 * tree-profile.c (prepare_instrumented_value): Correctly
20284 2009-04-15 Ian Lance Taylor <iant@google.com>
20286 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20287 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20288 for -Wall and for -Wc++-compat.
20289 (c_common_post_options): For C++, set warn_enum_compare if not
20291 * c-tree.h (struct c_expr): Add field original_type.
20292 (build_external_ref): Update declaration.
20293 * c-parser.c (c_parser_braced_init): Set original_type.
20294 (c_parser_initelt): Likewise.
20295 (c_parser_expr_no_commas): Likewise.
20296 (c_parser_conditional_expression): Likewise.
20297 (c_parser_cast_expression): Likewise.
20298 (c_parser_unary_expression): Likewise. Pull setting of
20299 original_code to top of function.
20300 (c_parser_sizeof_expression): Set original_type.
20301 (c_parser_alignof_expression): Likewise.
20302 (c_parser_postfix_expression): Likewise. Pull setting of
20303 original_code to top of function.
20304 (c_parser_postfix_expression_after_paren_type): Set original_type.
20305 (c_parser_postfix_expression_after_primary): Likewise.
20306 (c_parser_expression): Likewise.
20307 * c-typeck.c (build_external_ref): Add type parameter. Change all
20309 (c_expr_sizeof_expr): Set original_type field.
20310 (parser_build_unary_op): Likewise.
20311 (parser_build_binary_op): Likewise. Optionally warn about
20312 comparisons of enums of different types.
20313 (digest_init): Set original_type field.
20314 (really_start_incremental_init): Likewise.
20315 (push_init_level, pop_init_level): Likewise.
20316 * doc/invoke.texi (Warning Options): -Wenum-compare now
20319 2009-04-15 Richard Guenther <rguenther@suse.de>
20321 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20322 out a necessary conversion.
20323 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20324 names we didn't value number.
20325 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20327 2009-04-15 Richard Guenther <rguenther@suse.de>
20329 PR tree-optimization/39764
20330 * tree-ssa-ccp.c (get_value): Canonicalize value with
20331 canonicalize_float_value.
20333 2009-04-15 Jan Hubicka <jh@suse.cz>
20335 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20336 Wrong version of patch.
20338 2009-04-15 Jan Hubicka <jh@suse.cz>
20340 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20342 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20344 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20345 our distinct integral and vector types.
20347 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20349 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20350 * init.c (build_vtbl_address): Remove call to assemble_external.
20352 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20354 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20355 output for other floating point modes.
20357 2009-04-14 Diego Novillo <dnovillo@google.com>
20359 * diagnostic.c (diagnostic_report_diagnostic): Do not
20360 warn about loaded plugins for DK_ERROR and DK_WARNING.
20361 * c-decl.c (declspecs_add_type): Move call to
20362 invoke_plugin_callbacks ...
20363 * c-parser.c (c_parser_declspecs): ... here.
20364 * plugin.c (dump_active_plugins): Tidy output.
20366 2009-04-14 Diego Novillo <dnovillo@google.com>
20367 Le-Chun Wu <lcwu@google.com>
20369 * configure.ac: Add --enable-plugin support.
20370 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20371 * Makefile.in (PLUGIN_H): Define.
20372 Export ENABLE_PLUGIN and GMPINC to site.exp.
20373 Add PLUGINLIBS to link command.
20374 Add/modify dependencies for plugin.o and files including plugin.h.
20376 * config.in: Regenerate.
20378 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20381 2009-04-14 Le-Chun Wu <lcwu@google.com>
20383 * tree-pass.h (register_one_dump_file): Add a prototype for
20384 register_one_dump_file.
20385 * toplev.c (compile_file): Call initialize_plugins.
20386 (do_compile): Call invoke_plugin_callbacks.
20387 (toplev_main): Call invoke_plugin_callbacks.
20388 * common.opt: Add -fplugin= and -fplugin-arg-.
20389 * gcc-plugin.h: New public header file for plugins to include.
20390 * plugin.c: New source file.
20391 * plugin.h: New internal header file.
20392 * passes.c (register_one_dump_file): Make it external.
20394 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20396 2009-04-14 Diego Novillo <dnovillo@google.com>
20398 * doc/plugins.texi: New.
20399 * doc/gccint.texi: Add reference to Plugins chapter.
20400 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20401 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20402 loaded plugins, if any.
20403 * timevar.def (TV_PLUGIN_INIT): Define.
20404 (TV_PLUGIN_RUN): Define.
20405 * plugin.c: Include timevar.h
20406 (plugins_active_p): New.
20407 (dump_active_plugins): New.
20408 (debug_active_plugins): New.
20410 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20412 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20414 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20416 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20418 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20419 the same as a minus without a shift.
20421 2009-04-14 Nick Clifton <nickc@redhat.com>
20423 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20424 comparisons with small integers will always produce a short
20427 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20430 2008-12-19 Diego Novillo <dnovillo@google.com>
20432 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20434 2009-04-14 Richard Guenther <rguenther@suse.de>
20436 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20438 (verify_gimple_assign_binary): Likewise. Handle shifts and
20440 (verify_gimple_phi): Print the mismatched argument position.
20441 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20443 (vect_update_init_of_dr): Likewise.
20444 * matrix-reorg.c (transform_access_sites): Do what the
20446 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20448 2009-04-13 Michael Eager <eager@eagercon.com>
20450 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20451 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20452 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20453 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20454 remove duplicate config
20456 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20458 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20459 file_name:line_number type locator of the call site.
20461 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20463 * genautomata.c: Put blank after comma.
20464 (automaton_decls): New.
20465 (struct unit_usage): Add comments to member next.
20466 (store_alt_unit_usage): Keep the list ordered.
20467 (unit_present_on_list_p, equal_alternatives_p): New.
20468 (check_regexp_units_distribution): Check units distribution
20469 correctness correctly.
20470 (main): Don't write automata if error is found. Return correct
20473 * config/m68k/cf.md (cfv4_ds): Remove.
20474 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20475 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20477 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20478 power4-load-ext, power4-store, power4-store-update,
20479 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20480 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20481 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20482 power4-sqrt, power4-isync): Modify reservation to make correct
20483 unit distribution to automata.
20485 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20486 power5-store-update, power5-two, power5-three, power5-lmul,
20487 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20489 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20491 * except.c (pass_set_nothrow_function_flags): Set name and add
20493 (set_nothrow_function_flags): Mention in the dump file when
20494 changing a function to nothrow.
20496 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20499 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20500 instead of unsigned long.
20502 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20504 * config/arm/arm.c (return_used_this_function): Remove.
20505 (arm_output_function_prologue): Remove use of
20506 return_used_this_function.
20507 (output_return_instruction): Replace use of
20508 return_used_this_function
20509 by cfun->machine->return_used_this_function.
20510 (arm_output_epilogue): Likewise.
20511 (arm_output_function_epilogue): Likewise.
20512 (thumb_unexpanded_epilogue): Likewise.
20513 * config/arm/arm.h (struct machine_function):
20514 New member return_used_this_function.
20516 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20518 * doc/install.texi: Correct description of default directory for
20519 --with-gxx-include-dir.
20521 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20523 * fold-const.c (build_range_check): Properly deal with enumeral and
20524 boolean base types.
20526 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20528 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20529 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20530 * params.h (MAX_GCSE_PASSES): Remove.
20531 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20532 in sequence. Remove ability to run multiple passes.
20533 (bypass_jumps): Report run as third CPROP pass.
20535 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20537 PR middle-end/39651
20538 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20539 when deciding whether the whole SEQUENCE can throw.
20541 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20544 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20545 offseted label references.
20547 2009-04-11 Jan Hubicka <jh@suse.cz>
20549 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20551 2009-04-11 Richard Guenther <rguenther@suse.de>
20553 PR middle-end/39732
20554 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20555 return variables as TREE_ADDRESSABLE.
20557 2009-04-11 Richard Guenther <rguenther@suse.de>
20559 PR tree-optimization/39713
20560 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20561 reference trees have SSA_NAME operands.
20563 2009-04-11 Richard Guenther <rguenther@suse.de>
20566 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20567 address expressions.
20569 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20571 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20572 match changes in Cygwin 1.7
20573 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20574 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20576 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20578 PR tree-optimization/39701
20579 * doc/invoke.texi (Optimization Options): Document change in
20580 meaning and initialization of -fdelete-null-pointer-checks.
20582 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20584 PR middle-end/39701
20585 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20587 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20590 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20592 2009-04-10 Chao-ying Fu <fu@mips.com>
20594 * doc/tm.texi (Instruction Output): Document
20595 TARGET_ASM_FINAL_POSTSCAN_INSN.
20596 * target.h (final_postscan_insn): New field in asm_out.
20597 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20598 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20599 * final.c (final_scan_insn): Call
20600 targetm.asm_out.final_postscan_insn after outputting
20601 an asm macro and a normal instruction.
20603 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20604 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20605 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20606 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20607 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20609 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20611 PR middle-end/39701
20612 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20613 variables as non-NULL even with -fdelete-null-pointer-checks.
20615 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20617 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20619 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20622 * config/i386/i386.c (classify_argument): Handle SCmode with
20623 (bit_offset % 64) != 0.
20625 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20627 * doc/invoke.texi (Optimize Options): Add cross-reference to
20628 -Q --help=optimizers examples.
20630 2009-04-10 Ben Elliston <bje@au.ibm.com>
20633 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20634 regalign for the reg == fpr and TDmode case.
20636 2009-04-09 David Ayers <ayers@fsfe.org>
20639 * objc/objc-act.c (warn_with_method): Remove helper function.
20640 (check_duplicates): Call warning and inform directly.
20641 (really_start_method): Likewise.
20643 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20645 * expmed.c (expand_divmod): Always use a comparison for a division
20646 by a large unsigned integer.
20648 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20649 for things others than variables or functions as nonzero.
20651 2009-04-09 Nick Clifton <nickc@redhat.com>
20653 * unwind-compat.c: Change copyright header to refer to version
20654 3 of the GNU General Public License with version 3.1 of the
20655 GCC Runtime Library Exception and to point readers at the
20656 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20657 * config/alpha/crtfastmath.c: Likewise.
20658 * config/alpha/linux-unwind.h: Likewise.
20659 * config/alpha/qrnnd.asm: Likewise.
20660 * config/alpha/vms-crt0-64.c: Likewise.
20661 * config/alpha/vms-crt0.c: Likewise.
20662 * config/alpha/vms-dwarf2.asm: Likewise.
20663 * config/alpha/vms-dwarf2eh.asm: Likewise.
20664 * config/alpha/vms-psxcrt0-64.c: Likewise.
20665 * config/alpha/vms-psxcrt0.c: Likewise.
20666 * config/alpha/vms_tramp.asm: Likewise.
20667 * config/arc/initfini.c: Likewise.
20668 * config/arc/lib1funcs.asm: Likewise.
20669 * config/arm/bpabi-v6m.S: Likewise.
20670 * config/arm/bpabi.S: Likewise.
20671 * config/arm/bpabi.c: Likewise.
20672 * config/arm/crti.asm: Likewise.
20673 * config/arm/crtn.asm: Likewise.
20674 * config/arm/ieee754-df.S: Likewise.
20675 * config/arm/ieee754-sf.S: Likewise.
20676 * config/arm/lib1funcs.asm: Likewise.
20677 * config/arm/libunwind.S: Likewise.
20678 * config/arm/linux-atomic.c: Likewise.
20679 * config/arm/mmintrin.h: Likewise.
20680 * config/arm/pr-support.c: Likewise.
20681 * config/arm/unaligned-funcs.c: Likewise.
20682 * config/arm/unwind-arm.c: Likewise.
20683 * config/arm/unwind-arm.h: Likewise.
20684 * config/avr/libgcc.S: Likewise.
20685 * config/bfin/crti.s: Likewise.
20686 * config/bfin/crtlibid.s: Likewise.
20687 * config/bfin/crtn.s: Likewise.
20688 * config/bfin/lib1funcs.asm: Likewise.
20689 * config/bfin/linux-unwind.h: Likewise.
20690 * config/cris/arit.c: Likewise.
20691 * config/cris/cris_abi_symbol.c: Likewise.
20692 * config/darwin-64.c: Likewise.
20693 * config/darwin-crt2.c: Likewise.
20694 * config/darwin-crt3.c: Likewise.
20695 * config/darwin.h: Likewise.
20696 * config/dbxelf.h: Likewise.
20697 * config/dfp-bit.c: Likewise.
20698 * config/dfp-bit.h: Likewise.
20699 * config/elfos.h: Likewise.
20700 * config/fixed-bit.c: Likewise.
20701 * config/fixed-bit.h: Likewise.
20702 * config/fp-bit.c: Likewise.
20703 * config/fp-bit.h: Likewise.
20704 * config/fr30/crti.asm: Likewise.
20705 * config/fr30/crtn.asm: Likewise.
20706 * config/fr30/lib1funcs.asm: Likewise.
20707 * config/freebsd-spec.h: Likewise.
20708 * config/frv/cmovd.c: Likewise.
20709 * config/frv/cmovh.c: Likewise.
20710 * config/frv/cmovw.c: Likewise.
20711 * config/frv/frvbegin.c: Likewise.
20712 * config/frv/frvend.c: Likewise.
20713 * config/frv/lib1funcs.asm: Likewise.
20714 * config/glibc-stdint.h: Likewise.
20715 * config/h8300/clzhi2.c: Likewise.
20716 * config/h8300/crti.asm: Likewise.
20717 * config/h8300/crtn.asm: Likewise.
20718 * config/h8300/ctzhi2.c: Likewise.
20719 * config/h8300/fixunssfsi.c: Likewise.
20720 * config/h8300/lib1funcs.asm: Likewise.
20721 * config/h8300/parityhi2.c: Likewise.
20722 * config/h8300/popcounthi2.c: Likewise.
20723 * config/i386/ammintrin.h: Likewise.
20724 * config/i386/att.h: Likewise.
20725 * config/i386/avxintrin.h: Likewise.
20726 * config/i386/biarch64.h: Likewise.
20727 * config/i386/bmmintrin.h: Likewise.
20728 * config/i386/cpuid.h: Likewise.
20729 * config/i386/cross-stdarg.h: Likewise.
20730 * config/i386/crtfastmath.c: Likewise.
20731 * config/i386/crtprec.c: Likewise.
20732 * config/i386/cygming-crtbegin.c: Likewise.
20733 * config/i386/cygming-crtend.c: Likewise.
20734 * config/i386/cygwin.asm: Likewise.
20735 * config/i386/emmintrin.h: Likewise.
20736 * config/i386/gmm_malloc.h: Likewise.
20737 * config/i386/gthr-win32.c: Likewise.
20738 * config/i386/i386.h: Likewise.
20739 * config/i386/immintrin.h: Likewise.
20740 * config/i386/linux-unwind.h: Likewise.
20741 * config/i386/linux64.h: Likewise.
20742 * config/i386/mm3dnow.h: Likewise.
20743 * config/i386/mmintrin-common.h: Likewise.
20744 * config/i386/mmintrin.h: Likewise.
20745 * config/i386/nmmintrin.h: Likewise.
20746 * config/i386/pmm_malloc.h: Likewise.
20747 * config/i386/pmmintrin.h: Likewise.
20748 * config/i386/smmintrin.h: Likewise.
20749 * config/i386/sol2-c1.asm: Likewise.
20750 * config/i386/sol2-ci.asm: Likewise.
20751 * config/i386/sol2-cn.asm: Likewise.
20752 * config/i386/sol2-gc1.asm: Likewise.
20753 * config/i386/tmmintrin.h: Likewise.
20754 * config/i386/unix.h: Likewise.
20755 * config/i386/w32-unwind.h: Likewise.
20756 * config/i386/wmmintrin.h: Likewise.
20757 * config/i386/x86-64.h: Likewise.
20758 * config/i386/x86intrin.h: Likewise.
20759 * config/i386/xmmintrin.h: Likewise.
20760 * config/ia64/crtbegin.asm: Likewise.
20761 * config/ia64/crtend.asm: Likewise.
20762 * config/ia64/crtfastmath.c: Likewise.
20763 * config/ia64/crti.asm: Likewise.
20764 * config/ia64/crtn.asm: Likewise.
20765 * config/ia64/fde-glibc.c: Likewise.
20766 * config/ia64/lib1funcs.asm: Likewise.
20767 * config/ia64/linux-unwind.h: Likewise.
20768 * config/ia64/quadlib.c: Likewise.
20769 * config/ia64/unwind-ia64.c: Likewise.
20770 * config/linux.h: Likewise.
20771 * config/m32c/m32c-lib1.S: Likewise.
20772 * config/m32c/m32c-lib2-trapv.c: Likewise.
20773 * config/m32c/m32c-lib2.c: Likewise.
20774 * config/m32r/initfini.c: Likewise.
20775 * config/m68hc11/larith.asm: Likewise.
20776 * config/m68hc11/m68hc11-crt0.S: Likewise.
20777 * config/m68k/cf.md: Likewise.
20778 * config/m68k/crti.s: Likewise.
20779 * config/m68k/crtn.s: Likewise.
20780 * config/m68k/lb1sf68.asm: Likewise.
20781 * config/m68k/linux-unwind.h: Likewise.
20782 * config/mcore/crti.asm: Likewise.
20783 * config/mcore/crtn.asm: Likewise.
20784 * config/mcore/lib1.asm: Likewise.
20785 * config/mips/linux-unwind.h: Likewise.
20786 * config/mips/loongson.h: Likewise.
20787 * config/mips/mips16.S: Likewise.
20788 * config/mmix/crti.asm: Likewise.
20789 * config/mmix/crtn.asm: Likewise.
20790 * config/pa/fptr.c: Likewise.
20791 * config/pa/hpux-unwind.h: Likewise.
20792 * config/pa/lib2funcs.asm: Likewise.
20793 * config/pa/linux-atomic.c: Likewise.
20794 * config/pa/linux-unwind.h: Likewise.
20795 * config/pa/milli64.S: Likewise.
20796 * config/pa/quadlib.c: Likewise.
20797 * config/pa/stublib.c: Likewise.
20798 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20799 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20800 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20801 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20802 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20803 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20804 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20805 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20806 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20807 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20808 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20809 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20810 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20811 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20812 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20813 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20814 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20815 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20816 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20817 * config/rs6000/750cl.h: Likewise.
20818 * config/rs6000/altivec.h: Likewise.
20819 * config/rs6000/biarch64.h: Likewise.
20820 * config/rs6000/crtresfpr.asm: Likewise.
20821 * config/rs6000/crtresgpr.asm: Likewise.
20822 * config/rs6000/crtresxfpr.asm: Likewise.
20823 * config/rs6000/crtresxgpr.asm: Likewise.
20824 * config/rs6000/crtsavfpr.asm: Likewise.
20825 * config/rs6000/crtsavgpr.asm: Likewise.
20826 * config/rs6000/darwin-asm.h: Likewise.
20827 * config/rs6000/darwin-fallback.c: Likewise.
20828 * config/rs6000/darwin-fpsave.asm: Likewise.
20829 * config/rs6000/darwin-ldouble.c: Likewise.
20830 * config/rs6000/darwin-tramp.asm: Likewise.
20831 * config/rs6000/darwin-unwind.h: Likewise.
20832 * config/rs6000/darwin-vecsave.asm: Likewise.
20833 * config/rs6000/darwin-world.asm: Likewise.
20834 * config/rs6000/e500crtres32gpr.asm: Likewise.
20835 * config/rs6000/e500crtres64gpr.asm: Likewise.
20836 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20837 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20838 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20839 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20840 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20841 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20842 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20843 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20844 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20845 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20846 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20847 * config/rs6000/eabi-ci.asm: Likewise.
20848 * config/rs6000/eabi-cn.asm: Likewise.
20849 * config/rs6000/eabi.asm: Likewise.
20850 * config/rs6000/linux-unwind.h: Likewise.
20851 * config/rs6000/linux64.h: Likewise.
20852 * config/rs6000/paired.h: Likewise.
20853 * config/rs6000/paired.md: Likewise.
20854 * config/rs6000/ppc64-fp.c: Likewise.
20855 * config/rs6000/ppu_intrinsics.h: Likewise.
20856 * config/rs6000/rs6000.h: Likewise.
20857 * config/rs6000/si2vmx.h: Likewise.
20858 * config/rs6000/sol-ci.asm: Likewise.
20859 * config/rs6000/sol-cn.asm: Likewise.
20860 * config/rs6000/spe.h: Likewise.
20861 * config/rs6000/spu2vmx.h: Likewise.
20862 * config/rs6000/sysv4.h: Likewise.
20863 * config/rs6000/tramp.asm: Likewise.
20864 * config/rs6000/vec_types.h: Likewise.
20865 * config/s390/linux-unwind.h: Likewise.
20866 * config/s390/tpf-unwind.h: Likewise.
20867 * config/score/crti.asm: Likewise.
20868 * config/score/crtn.asm: Likewise.
20869 * config/sh/crt1.asm: Likewise.
20870 * config/sh/crti.asm: Likewise.
20871 * config/sh/crtn.asm: Likewise.
20872 * config/sh/divtab-sh4-300.c: Likewise.
20873 * config/sh/divtab-sh4.c: Likewise.
20874 * config/sh/divtab.c: Likewise.
20875 * config/sh/lib1funcs-4-300.asm: Likewise.
20876 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20877 * config/sh/lib1funcs.asm: Likewise.
20878 * config/sh/lib1funcs.h: Likewise.
20879 * config/sh/linux-atomic.asm: Likewise.
20880 * config/sh/linux-unwind.h: Likewise.
20881 * config/sh/shmedia.h: Likewise.
20882 * config/sh/sshmedia.h: Likewise.
20883 * config/sh/ushmedia.h: Likewise.
20884 * config/sparc/crtfastmath.c: Likewise.
20885 * config/sparc/linux-unwind.h: Likewise.
20886 * config/sparc/sol2-c1.asm: Likewise.
20887 * config/sparc/sol2-ci.asm: Likewise.
20888 * config/sparc/sol2-cn.asm: Likewise.
20889 * config/spu/divmodti4.c: Likewise.
20890 * config/spu/divv2df3.c: Likewise.
20891 * config/spu/float_disf.c: Likewise.
20892 * config/spu/float_unsdidf.c: Likewise.
20893 * config/spu/float_unsdisf.c: Likewise.
20894 * config/spu/float_unssidf.c: Likewise.
20895 * config/spu/mfc_multi_tag_release.c: Likewise.
20896 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20897 * config/spu/mfc_tag_release.c: Likewise.
20898 * config/spu/mfc_tag_reserve.c: Likewise.
20899 * config/spu/mfc_tag_table.c: Likewise.
20900 * config/spu/multi3.c: Likewise.
20901 * config/spu/spu_internals.h: Likewise.
20902 * config/spu/spu_intrinsics.h: Likewise.
20903 * config/spu/spu_mfcio.h: Likewise.
20904 * config/spu/vec_types.h: Likewise.
20905 * config/spu/vmx2spu.h: Likewise.
20906 * config/stormy16/stormy16-lib2.c: Likewise.
20907 * config/svr4.h: Likewise.
20908 * config/sync.c: Likewise.
20909 * config/v850/lib1funcs.asm: Likewise.
20910 * config/vxlib-tls.c: Likewise.
20911 * config/vxlib.c: Likewise.
20912 * config/vxworks-dummy.h: Likewise.
20913 * config/xtensa/crti.asm: Likewise.
20914 * config/xtensa/crtn.asm: Likewise.
20915 * config/xtensa/ieee754-df.S: Likewise.
20916 * config/xtensa/ieee754-sf.S: Likewise.
20917 * config/xtensa/lib1funcs.asm: Likewise.
20918 * config/xtensa/lib2funcs.S: Likewise.
20919 * config/xtensa/linux-unwind.h: Likewise.
20920 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20921 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20922 * coretypes.h: Likewise.
20923 * crtstuff.c: Likewise.
20924 * defaults.h: Likewise.
20925 * dwarf2.h: Likewise.
20926 * emutls.c: Likewise.
20927 * gbl-ctors.h: Likewise.
20928 * gcov-io.h: Likewise.
20929 * ginclude/float.h: Likewise.
20930 * ginclude/iso646.h: Likewise.
20931 * ginclude/stdarg.h: Likewise.
20932 * ginclude/stdbool.h: Likewise.
20933 * ginclude/stddef.h: Likewise.
20934 * ginclude/stdfix.h: Likewise.
20935 * ginclude/stdint-gcc.h: Likewise.
20936 * ginclude/tgmath.h: Likewise.
20937 * gthr-aix.h: Likewise.
20938 * gthr-dce.h: Likewise.
20939 * gthr-gnat.c: Likewise.
20940 * gthr-gnat.h: Likewise.
20941 * gthr-lynx.h: Likewise.
20942 * gthr-mipssde.h: Likewise.
20943 * gthr-nks.h: Likewise.
20944 * gthr-posix.c: Likewise.
20945 * gthr-posix.h: Likewise.
20946 * gthr-posix95.h: Likewise.
20947 * gthr-rtems.h: Likewise.
20948 * gthr-single.h: Likewise.
20949 * gthr-solaris.h: Likewise.
20950 * gthr-tpf.h: Likewise.
20951 * gthr-vxworks.h: Likewise.
20952 * gthr-win32.h: Likewise.
20953 * gthr.h: Likewise.
20954 * libgcc2.c: Likewise.
20955 * libgcc2.h: Likewise.
20956 * libgcov.c: Likewise.
20957 * tsystem.h: Likewise.
20958 * typeclass.h: Likewise.
20959 * unwind-c.c: Likewise.
20960 * unwind-compat.h: Likewise.
20961 * unwind-dw2-fde-compat.c: Likewise.
20962 * unwind-dw2-fde-darwin.c: Likewise.
20963 * unwind-dw2-fde-glibc.c: Likewise.
20964 * unwind-dw2-fde.c: Likewise.
20965 * unwind-dw2-fde.h: Likewise.
20966 * unwind-dw2.c: Likewise.
20967 * unwind-dw2.h: Likewise.
20968 * unwind-generic.h: Likewise.
20969 * unwind-pe.h: Likewise.
20970 * unwind-sjlj.c: Likewise.
20971 * unwind.inc: Likewise.
20972 * config/arm/neon-gen.ml: Change generated copyright header to
20973 refer to version 3 of the GNU General Public License with
20974 version 3.1 of the GCC Runtime Library Exception and to point
20975 readers at the COPYING3 and COPYING3.RUNTIME files and the
20976 FSF's license web page.
20977 * config/arm/arm_neon.h: Regenerate.
20979 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20981 * config/cris/cris.md: Change copyright header to refer to version
20982 3 of the GNU General Public License.
20983 * doc/install.texi2html: Change copyright header to refer to version
20984 3 of the GNU General Public License and to point readers at the
20985 COPYING3 file and the FSF's license web page.
20986 * config/vax/linux.h: Likewise.
20988 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20990 * config/i386/i386.md (cmpcc): New.
20991 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20992 (sync_compare_and_swap_cc*): Delete.
20994 * config/s390/s390.c (s390_compare_emitted): Remove.
20995 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20996 s390_compare_emitted used to be handled. Assert that modes match.
20997 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20998 refer to sync_compare_and_swap_ccsi.
20999 * config/s390/s390.h (s390_compare_emitted): Remove.
21000 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21001 instead of s390_compare_emitted.
21002 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21003 instead of s390_compare_emitted.
21004 * config/s390/s390.md (cmpcc): New.
21005 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21006 CC_REGNUM, do not pretend it's set.
21007 (sync_compare_and_swap_cc*): Delete.
21008 * config/s390/predicates.md (cc_reg_operand): New.
21010 * expr.c (sync_compare_and_swap_cc): Delete.
21011 * optabs.h (sync_compare_and_swap_cc): Delete.
21012 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21013 is being used with can_compare_p.
21014 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21015 (find_cc_set): New.
21016 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21017 look for a MODE_CC set instead. Use emit_store_flag.
21018 (expand_compare_and_swap_loop): Likewise, with some additional
21019 complication to avoid a force_reg when useless. Use
21020 emit_cmp_and_jump_insns.
21021 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21022 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21023 sync_compare_and_swap documentation.
21025 2009-04-09 Jan Hubicka <jh@suse.cz>
21027 * except.c (find_prev_try): Break out from ....
21028 (duplicate_eh_regions): ... here; properly update prev_try pointers
21029 when duplication part of tree.
21030 (dump_eh_tree): Improve dumping.
21031 (verify_eh_region): New.
21032 (verify_eh_tree): Use it.
21034 2009-04-06 Richard Guenther <rguenther@suse.de>
21036 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21037 &ARRAY addresses by adjusting their types and prepending
21039 * tree-cfg.c (verify_gimple_assign_single): Verify that
21040 addresses are correct.
21042 2009-04-09 Richard Guenther <rguenther@suse.de>
21044 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21045 indices into an array reference if possible.
21046 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21047 Fold POINTER_PLUS_EXPR statements with invariant address.
21049 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21052 * config.gcc (powerpc64-*-linux*): Always build biarch.
21054 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21057 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21058 it and pedwarn if this results in an INTEGER_CST.
21060 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21062 * doc/install.texi: Update minimum GMP version. Remove obsolete
21063 text in MPFR section.
21065 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21067 * dwarf2out.c (class_scope_p): New static inline.
21068 (class_or_namespace_scope_p): Use it.
21069 (gen_variable_die): Use DW_TAG_member tag for static data member
21070 declarations instead of DW_TAG_variable.
21072 PR middle-end/39573
21073 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21076 2009-04-08 Richard Guenther <rguenther@suse.de>
21078 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21079 valueize random data.
21081 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21083 * config.gcc (aix tm_file): Add aix-stdint.h.
21084 (aix tm clause use_gcc_stdint): Set to wrap.
21085 * config/rs6000/aix-stdint.h: New file.
21087 2009-04-08 Richard Guenther <rguenther@suse.de>
21089 PR middle-end/36291
21090 * tree-dfa.c (add_referenced_var): Do not recurse into
21091 global initializers.
21092 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21094 (fold_const_aggregate_ref): Likewise.
21096 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21098 * recog.c (ordered_comparison_operator): New.
21099 * gensupport.c (std_preds): Add it.
21100 * doc/md.texi (Machine-Independent Predicates): Document it.
21102 2009-04-08 Jan Hubicka <jh@suse.cz>
21104 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21105 * function.h (rtl_eh): Remove exception_handler_label_map.
21106 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21107 remove_exception_handler_label, for_each_eh_label_1): Remove.
21108 (rtl_remove_unreachable_regions): Remove.
21109 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21110 (find_exception_handler_labels): Don't build the hashtable.
21111 (maybe_remove_eh_handler): Remove.
21112 (for_each_eh_label): Rewrite to walk the tree.
21113 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21114 * except.h (maybe_remove_eh_handler): Remove.
21115 * passes.c (init_optimization_passes): Schedule second EH cleanup
21117 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21118 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21120 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21122 * genoutput.c (validate_optab_operands): New.
21123 (gen_insn, gen_expand): Call it.
21125 * genflags.c (gen_insn): Detect misused iterators.
21126 (main): Pass line_no to gen_insn, exit with status 1 on error.
21128 * genextract.c (line_no): Make global.
21129 (VEC_safe_set_locstr): Change assertion to error message.
21130 (main): Exit with status 1 on error.
21132 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21136 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21137 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21138 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21139 * c-convert.c (convert): Do not call fold on results of conversion
21140 functions when the result is a C_MAYBE_CONST_EXPR.
21141 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21142 of __builtin_choose_expr.
21143 * c-typeck.c (remove_c_maybe_const_expr): New.
21144 (build_unary_op, build_conditional_expr, build_compound_expr,
21145 build_binary_op, c_objc_common_truthvalue_conversion): Call
21146 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
21149 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
21151 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
21152 CODE to produce a new one. Add a prototype to use fold_convert_const
21154 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
21157 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
21158 mix declarations and code.
21160 2009-04-08 Ben Elliston <bje@au.ibm.com>
21162 * gcc.c: Replace `CC' with `GCC' throughout.
21164 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
21166 * doc/invoke.texi: Document Atom support.
21168 2009-04-07 Jason Merrill <jason@redhat.com>
21171 * c-common.h, c-common.c: Add flag_pretty_templates.
21172 * c-opts.c (c_common_handle_option): Set it.
21173 * c.opt: Add -fno-pretty-templates.
21174 * doc/invoke.texi (C++ Dialect Options): Likewise.
21176 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21178 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21179 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21180 (ia64_expand_builtin): Likewise.
21182 2009-04-07 Martin Jambor <mjambor@suse.cz>
21184 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21185 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21186 ADDR_EXPRS are include too.
21188 2009-04-07 Richard Guenther <rguenther@suse.de>
21190 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
21191 decls are only used if passes as parameters or if they are
21192 local statics and the call is not to a builtin.
21193 (call_may_clobber_ref_p_1): Likewise.
21195 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21197 * expr.c (do_store_flag): Remove last argument. Simplify code
21198 to avoid duplication of tests already done by can_compare_p.
21199 (expand_expr_real_1): Adjust caller.
21201 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21203 * optabs.c (can_compare_p): Test the predicate of a
21204 cbranch and cstore pattern.
21206 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21208 * expr.c (convert_move): Use emit_store_flag instead of
21211 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21213 * config/i386/i386.c (ix86_compare_emitted): Remove.
21214 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21215 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21216 * config/i386/i386.h (ix86_compare_emitted): Remove.
21217 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21218 instead of ix86_compare_emitted.
21219 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21221 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21223 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21224 Add t-sysroot-suffix to tmake_file.
21225 * config/print-sysroot-suffix.sh: New file.
21226 * config/t-sysroot-suffix: New file.
21228 2009-04-07 Ben Elliston <bje@au.ibm.com>
21230 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21231 as the latter produces a warning when the target does not support
21234 2009-04-07 Ben Elliston <bje@au.ibm.com>
21236 * dfp.c: Replace type punning assignments with memcpy throughout.
21237 * Makefile.in (dfp.o-warn): Remove.
21239 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21242 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21243 Include soft-fp/t-softfp after rs6000/t-linux64.
21245 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21247 * stor-layout.c (set_sizetype): Use the full precision of their
21248 machine mode for bitsize types.
21250 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21252 * config/i386/i386.md: Revert 2 accidental checkins.
21254 2009-04-06 Joey Ye <joey.ye@intel.com>
21255 Xuepeng Guo <xuepeng.guo@intel.com>
21256 H.J. Lu <hongjiu.lu@intel.com>
21258 Atom pipeline model, tuning and insn selection.
21259 * config.gcc (atom): Add atom config options and target.
21261 * config/i386/atom.md: New.
21263 * config/i386/i386.c (atom_cost): New cost.
21264 (m_ATOM): New macro flag.
21265 (initial_ix86_tune_features): Set m_ATOM.
21266 (x86_accumulate_outgoing_args): Likewise.
21267 (x86_arch_always_fancy_math_387): Likewise.
21268 (processor_target): Add Atom cost.
21269 (cpu_names): Add Atom cpu name.
21270 (override_options): Set Atom ISA.
21271 (ix86_issue_rate): New case PROCESSOR_ATOM.
21272 (ix86_adjust_cost): Likewise.
21274 * config/i386/i386.h (TARGET_ATOM): New target macro.
21275 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21276 (TARGET_OPT_AGU): New target option.
21277 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21278 (processor_type): Add PROCESSOR_ATOM.
21280 * config/i386/i386.md (cpu): Add new value "atom".
21281 (use_carry, movu): New attr.
21282 (atom.md): Include atom.md.
21283 (adddi3_carry_rex64): Set attr "use_carry".
21284 (addqi3_carry): Likewise.
21285 (addhi3_carry): Likewise.
21286 (addsi3_carry): Likewise.
21287 (*addsi3_carry_zext): Likewise.
21288 (subdi3_carry_rex64): Likewise.
21289 (subqi3_carry): Likewise.
21290 (subhi3_carry): Likewise.
21291 (subsi3_carry): Likewise.
21292 (x86_movdicc_0_m1_rex64): Likewise.
21293 (*x86_movdicc_0_m1_se): Likewise.
21294 (x86_movsicc_0_m1): Likewise.
21295 (*x86_movsicc_0_m1_se): Likewise.
21296 (*adddi_1_rex64): Emit add insn as much as possible.
21297 (*addsi_1): Likewise.
21298 (return_internal): Set atom_unit.
21299 (return_internal_long): Likewise.
21300 (return_pop_internal): Likewise.
21301 (*rcpsf2_sse): Set atom_sse_attr attr.
21302 (*qrt<mode>2_sse): Likewise.
21303 (*prefetch_sse): Likewise.
21305 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21307 (ix86_target_macros_internal): Likewise.
21309 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21310 (*prefetch_sse_rex): Likewise.
21311 (sse_rcpv4sf2): Likewise.
21312 (sse_vmrcpv4sf2): Likewise.
21313 (sse_sqrtv4sf2): Likewise.
21314 (<sse>_vmsqrt<mode>2): Likewise.
21315 (sse_ldmxcsr): Likewise.
21316 (sse_stmxcsr): Likewise.
21317 (*sse_sfence): Likewise.
21318 (sse2_clflush): Likewise.
21319 (*sse2_mfence): Likewise.
21320 (*sse2_lfence): Likewise.
21321 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21322 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21323 (avx_movdqu<avxmodesuffix>): Likewise.
21324 (avx_lddqu<avxmodesuffix>): Likewise.
21325 (sse2_movntv2di): Change attr "type" to "ssemov".
21326 (sse2_movntsi): Likewise.
21327 (rsqrtv8sf2): Change attr "type" to "sseadd".
21328 (sse3_addsubv2df3): Set attr "atom_unit".
21329 (sse3_h<plusminus_insn>v4sf3): Likewise.
21330 (*sse2_pmaddwd): Likewise.
21331 (*vec_extractv2di_1_rex64): Likewise.
21332 (*vec_extractv2di_1_avx): Likewise.
21333 (sse2_psadbw): Likewise.
21334 (ssse3_phaddwv8hi3): Likewise.
21335 (ssse3_phaddwv4hi3): Likewise.
21336 (ssse3_phadddv4si3): Likewise.
21337 (ssse3_phadddv2si3): Likewise.
21338 (ssse3_phaddswv8hi3): Likewise.
21339 (ssse3_phaddswv4hi3): Likewise.
21340 (ssse3_phsubwv8hi3): Likewise.
21341 (ssse3_phsubwv4hi3): Likewise.
21342 (ssse3_phsubdv4si3): Likewise.
21343 (ssse3_phsubdv2si3): Likewise.
21344 (ssse3_phsubswv8hi3): Likewise.
21345 (ssse3_phsubswv4hi3): Likewise.
21346 (ssse3_pmaddubsw128): Likewise.
21347 (sse3_pmaddubsw: Likewise.
21348 (ssse3_palignrti): Likewise.
21349 (ssse3_palignrdi): Likewise.
21351 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21353 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21355 2009-04-06 Richard Guenther <rguenther@suse.de>
21357 PR tree-optimization/28868
21358 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21359 of which PHI results we inserted.
21360 (insert_into_preds_of_block): Record inserted PHIs.
21361 (eliminate): Eliminate redundant PHI nodes.
21362 (init_pre): Init inserted_phi_names.
21364 2009-04-06 Richard Guenther <rguenther@suse.de>
21366 PR tree-optimization/39643
21367 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21368 IMAGPART_EXPRs of complex constants.
21369 (execute_fold_all_builtins): If we folded a call queue
21370 TODO_update_address_taken.
21372 2009-04-06 Jan Hubicka <jh@suse.cz>
21374 PR middle-end/39659
21375 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21378 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21380 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21382 (ic_invalidate_array): Likewise.
21384 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21386 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21387 alignment for library calls.
21389 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21391 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21392 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21393 * config/i386/mingw-stdint.h: New file.
21395 2009-04-05 Richard Guenther <rguenther@suse.de>
21397 PR tree-optimization/39648
21398 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21399 our &A vs. &A[0] IL deficiencies.
21401 2009-04-04 Jan Hubicka <jh@suse.cz>
21403 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21404 removed toplevel regions.
21405 (sjlj_mark_call_sites): Likewise.
21407 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21409 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21410 (cygwin tm clause use_gcc_stdint): Set to wrap.
21411 * config/i386/cygwin-stdint.h: New file.
21413 2009-04-04 Richard Guenther <rguenther@suse.de>
21415 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21416 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21417 single-argument PHIs if we are in loop-closed SSA form.
21418 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21419 for the pre-condition.
21420 (slpeel_tree_peel_loop_to_edge): Likewise.
21421 (vect_build_loop_niters): Take an optional sequence to append stmts.
21422 (vect_generate_tmps_on_preheader): Likewise.
21423 (vect_do_peeling_for_loop_bound): Take extra guards for the
21425 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21426 the cost model check.
21427 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21428 guards if we are going to peel. Do not apply versioning in that case.
21429 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21430 (vect_do_peeling_for_loop_bound): Likewise.
21431 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21432 loop bound only record extra pre-conditions, do not apply loop
21435 2009-04-04 Richard Guenther <rguenther@suse.de>
21437 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21440 2009-04-04 Jan Hubicka <jh@suse.cz>
21442 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21443 last_basic_block for size of bb->index indexed array.
21444 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21445 compute_out, link_btr_uses, build_btr_def_use_webs,
21446 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21448 2009-04-04 Jan Hubicka <jh@suse.cz>
21450 * except.c (remove_eh_handler_and_replace): Break out from ...
21451 (remove_eh_handler): ... here.
21452 (bring_to_root): New function.
21453 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21454 handled ones, bring others to root of tree.
21456 2009-04-04 Jan Hubicka <jh@suse.cz>
21458 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21459 (all_phis_safe_to_merge): New function.
21460 (update_info): New structure.
21461 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21462 (cleanup_empty_eh): Update SSA if possible.
21464 2009-04-04 Richard Guenther <rguenther@suse.de>
21466 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21467 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21468 (append_vuse): Likewise.
21470 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21472 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21473 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21474 instead of REG_UNSAVED for DW_CFA_undefined.
21475 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21476 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21479 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21482 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21484 2009-04-04 Richard Guenther <rguenther@suse.de>
21486 PR tree-optimization/8781
21487 PR tree-optimization/37892
21488 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21489 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21490 (valueize_refs): Call it for *& valueizations.
21491 (shared_reference_ops_from_ref): Rename to ...
21492 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21493 (shared_reference_ops_from_call): Rename to ...
21494 (valueize_shared_reference_ops_from_call): ... this and valueize.
21495 (vn_reference_lookup): Update.
21496 (visit_reference_op_call): Likewise.
21497 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21498 (eliminate): Value-replace the call address in call statements.
21500 2009-04-04 Richard Guenther <rguenther@suse.de>
21502 PR tree-optimization/39636
21503 * tree-ssa-forwprop.c
21504 (forward_propagate_addr_into_variable_array_index): Check for
21505 GIMPLE_ASSIGN before accessing the rhs code.
21507 2009-04-03 Jason Merrill <jason@redhat.com>
21509 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21511 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21513 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21514 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21515 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21516 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21517 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21518 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21519 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21520 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21521 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21522 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21523 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21524 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21525 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21526 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21527 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21528 Use fr_reg_or_fp01_operand instead of fr_register_operand
21530 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21531 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21532 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21534 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21536 PR rtl-optimization/39607
21537 PR rtl-optimization/39631
21541 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21542 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21543 instead of DF_LR_OUT.
21544 * ira-lives.c (process_bb_node_lives): Ditto.
21545 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21546 instead of DF_LR_{OUT,IN}.
21547 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21548 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21550 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21552 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21553 (execute_lower_omp): Always run but take the short way out if -fopenmp
21555 (gate_lower_omp): Remove, forcing the pass manager to always run the
21556 pass and always set PROP_gimple_lomp.
21557 (pass_lower_omp): Remove gate function.
21558 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21559 PROP_trees. Instead, require it.
21560 * ipa-cp.c (pass_ipa_cp): Likewise.
21561 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21562 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21563 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21564 and PROP_gimple_leh.
21566 2009-04-03 Richard Guenther <rguenther@suse.de>
21568 PR middle-end/13146
21569 PR tree-optimization/23940
21570 PR tree-optimization/33237
21571 PR middle-end/33974
21572 PR middle-end/34093
21573 PR tree-optimization/36201
21574 PR tree-optimization/36230
21575 PR tree-optimization/38049
21576 PR tree-optimization/38207
21577 PR tree-optimization/38230
21578 PR tree-optimization/38301
21579 PR tree-optimization/38585
21580 PR middle-end/38895
21581 PR tree-optimization/38985
21582 PR tree-optimization/39299
21583 * tree-ssa-structalias.h: Remove.
21584 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21585 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21586 (struct vuse_element_d): Remove.
21587 (struct vuse_vec_d): Likewise.
21588 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21589 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21590 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21591 VUSE_ELEMENT_VAR): Likewise.
21592 (struct voptype_d): Likewise.
21593 (NUM_VOP_FREE_BUCKETS): Likewise.
21594 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21595 (struct stmt_operands_d): Remove.
21596 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21597 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21598 VDEF_NUM, VDEF_VECT): Likewise.
21599 (copy_virtual_operands): Remove.
21600 (operand_build_cmp): Likewise.
21601 (create_ssa_artificial_load_stmt): Likewise.
21602 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21603 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21604 vuse_index and mayuse_index members. Pack and move done and iter_type
21605 members to the front.
21606 (SSA_OP_VMAYUSE): Remove.
21607 (SSA_OP_VIRTUAL_USES): Adjust.
21608 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21609 (unlink_stmt_vdef): Declare.
21610 (add_to_addressable_set): Remove.
21611 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21612 (vrp_visit_stmt): Likewise.
21613 * doc/tree-ssa.texi (Alias analysis): Update.
21614 * doc/invoke.texi (max-aliased-vops): Remove docs.
21615 (avg-aliased-vops): Likewise.
21616 * tree-into-ssa.c (syms_to_rename): Remove.
21617 (need_to_update_vops_p): Likewise.
21618 (need_to_initialize_update_ssa_p): Rename to ...
21619 (update_ssa_initialized_fn): ... this. Track function we are
21621 (symbol_marked_for_renaming): Simplify.
21622 (add_new_name_mapping): Do not set need_to_update_vops_p.
21623 (dump_currdefs): Use SYMS_TO_RENAME.
21624 (rewrite_update_stmt): Always walk all uses/defs.
21625 (dump_update_ssa): Adjust.
21626 (init_update_ssa): Take function argument. Track what we are
21628 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21629 (create_new_def_for): Initialize for cfun, assert we are initialized
21631 (mark_sym_for_renaming): Simplify.
21632 (mark_set_for_renaming): Do not initialize update-ssa.
21633 (need_ssa_update_p): Simplify. Take function argument.
21634 (name_mappings_registered_p): Assert we ask for the correct function.
21635 (name_registered_for_update_p): Likewise.
21636 (ssa_names_to_replace): Likewise.
21637 (release_ssa_name_after_update_ssa): Likewise.
21638 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21639 (dump_decl_set): Do not print a newline.
21640 (debug_decl_set): Do it here.
21641 (dump_update_ssa): And here.
21642 * tree-ssa-loop-im.c (move_computations): Adjust.
21643 (movement_possibility): Likewise.
21644 (determine_max_movement): Likewise.
21645 (gather_mem_refs_stmt): Likewise.
21646 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21647 or NAME_MEMORY_TAG.
21648 * tree-complex.c (update_all_vops): Remove.
21649 (expand_complex_move): Adjust.
21650 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21651 Simplify test for memory referencing statement. Exclude
21652 non-invariant ADDR_EXPRs.
21653 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21654 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21655 (rdg_flag_uses): Likewise.
21656 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21658 (tree_optimize_tail_calls_1): Also split the
21659 edge from the entry block if we have degenerate PHI nodes in
21660 the first basic block.
21661 * tree.c (init_ttree): Remove memory-tag related code.
21662 (tree_code_size): Likewise.
21663 (tree_node_structure): Likewise.
21664 (build7_stat): Re-write to be build6_stat.
21665 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21666 (SSA_VAR_P): Adjust.
21667 (struct tree_memory_tag): Remove.
21668 (struct tree_memory_partition_tag): Likewise.
21669 (union tree_node): Adjust.
21670 (build7): Re-write to be build6.
21671 * tree-pass.h (pass_reset_cc_flags): Remove.
21672 (TODO_update_address_taken): New flag.
21673 (pass_simple_dse): Remove.
21674 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21675 * params.h (MAX_ALIASED_VOPS): Remove.
21676 (AVG_ALIASED_VOPS): Likewise.
21677 * omp-low.c (expand_omp_taskreg): Update SSA form.
21678 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21679 aliases the lhs in a copy stmt.
21680 * tree-ssa-dse.c (struct address_walk_data): Remove.
21681 (memory_ssa_name_same): Likewise.
21682 (memory_address_same): Likewise.
21683 (get_kill_of_stmt_lhs): Likewise.
21684 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21685 unused stores. Look through PHI nodes into post-dominated regions.
21686 (dse_optimize_stmt): Simplify. Properly remove stores.
21687 (tree_ssa_dse): Compute dominators.
21688 (execute_simple_dse): Remove.
21689 (pass_simple_dse): Likewise.
21690 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21691 gimple_loaded_syms and gimple_stored_syms computation.
21692 * toplev.c (dump_memory_report): Dump alias and pta stats.
21693 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21694 (vn_reference_eq): Likewise.
21695 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21696 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21697 valueize_vuses): Remove.
21698 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21699 (get_def_ref_stmt_vuse): ... this.
21700 (vn_reference_lookup_2): New function.
21701 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21702 walking equivalent vuses. Simplify.
21703 (vn_reference_lookup): Likewise.
21704 (vn_reference_insert): Likewise.
21705 (vn_reference_insert_pieces): Likewise.
21706 (visit_reference_op_call): Simplify.
21707 (visit_reference_op_load): Likewise.
21708 (visit_reference_op_store): Likewise.
21709 (init_scc_vn): Remove shared_lookup_vuses initialization.
21710 (free_scc_vn): Remove shared_lookup_vuses freeing.
21711 (sort_vuses, sort_vuses_heap): Remove.
21712 (get_ref_from_reference_ops): Export.
21713 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21714 vector with single vuse pointer.
21715 (vn_reference_lookup_pieces, vn_reference_lookup,
21716 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21717 (shared_vuses_from_stmt): Remove.
21718 (get_ref_from_reference_ops): Declare.
21719 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21720 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21721 memory-tag related code.
21722 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21723 (likely_value): Add comment, skip static-chain of call statements.
21724 (surely_varying_stmt_p): Adjust.
21725 (gimplify_and_update_call_from_tree): Likewise.
21726 (execute_fold_all_builtins): Do not rebuild alias info.
21727 (gimplify_and_update_call_from_tree): Properly update VOPs.
21728 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21729 (copy_ref_info): Remove memory-tag related code.
21730 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21731 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21732 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21734 * tree-ssa-dom.c (gimple_p): Remove typedef.
21735 (eliminate_redundant_computations): Adjust.
21736 (record_equivalences_from_stmt): Likewise.
21737 (avail_expr_hash): Likewise.
21738 (avail_expr_eq): Likewise.
21739 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21740 (stmt_makes_single_load): Likewise.
21741 (stmt_makes_single_store): Likewise.
21742 * tree-ssa-alias.c: Rewrite completely.
21743 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21744 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21745 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21746 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21747 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21748 Remove public functions.
21749 (pass_reset_cc_flags): Remove.
21750 (pass_build_alias): Move ...
21751 * tree-ssa-structalias.c (pass_build_alias): ... here.
21752 * tree-ssa-alias.c (may_be_aliased): Move ...
21753 * tree-flow-inline.h (may_be_aliased): ... here.
21754 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21755 count_uses_and_derefs): Move ...
21756 * gimple.c: ... here.
21757 * gimple.h (count_uses_and_derefs): Declare.
21758 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21759 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21760 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21761 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21762 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21763 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21764 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21766 * tree-dfa.c (refs_may_alias_p): Move ...
21767 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21768 * tree-ssa-alias.h: New file.
21769 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21770 (statement_sink_location): Likewise.
21771 * opts.c (decode_options): Do not adjust max-aliased-vops or
21772 avg-aliased-vops values.
21773 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21774 (TV_CALL_CLOBBER): Likewise.
21775 (TV_FLOW_SENSITIVE): Likewise.
21776 (TV_FLOW_INSENSITIVE): Likewise.
21777 (TV_MEMORY_PARTITIONING): Likewise.
21778 (TV_ALIAS_STMT_WALK): New timevar.
21779 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21780 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21781 (get_address_description): Remove memory-tag related code.
21782 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21783 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21784 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21785 and immediate uses in statements. Document.
21786 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21787 (dump_symbols): Remove.
21788 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21789 * alias.c (get_deref_alias_set): New function split out from ...
21790 (get_alias_set): ... here.
21791 * alias.h (get_deref_alias_set): Declare.
21792 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21793 type parameter. Remove restrict pointer handling. Create a
21794 ref-all pointer in case type-based alias sets do not conflict.
21795 (vect_analyze_data_refs): Remove SMT related code.
21796 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21797 (vectorizable_load): Likewise.
21798 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21799 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21800 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21801 Ignore vops and SMTs.
21802 (dr_analyze_alias): Likewise..
21803 (free_data_ref): Likewise.
21804 (create_data_ref): Likewise.
21805 (analyze_all_data_dependences): Likewise.
21806 (get_references_in_stmt): Adjust.
21807 * tree-flow-inline.h (gimple_aliases_computed_p,
21808 gimple_addressable_vars, gimple_call_clobbered_vars,
21809 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21810 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21811 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21812 gimple_mem_ref_stats): Remove.
21813 (gimple_vop): New function.
21814 (op_iter_next_use): Remove vuses and mayuses cases.
21815 (op_iter_next_def): Remove vdefs case.
21816 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21817 (clear_and_done_ssa_iter): Do not set removed fields.
21818 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21819 Assert we are not iterating over vuses or vdefs if not also
21820 iterating over uses or defs.
21821 (op_iter_init_use): Likewise.
21822 (op_iter_init_def): Likewise.
21823 (op_iter_next_vdef): Remove.
21824 (op_iter_next_mustdef): Likewise.
21825 (op_iter_init_vdef): Likewise.
21826 (compare_ssa_operands_equal): Likewise.
21827 (link_use_stmts_after): Handle vuse operand.
21828 (is_call_used): Use is_call_clobbered.
21829 (is_call_clobbered): Global variables are always call clobbered,
21830 query the call-clobbers bitmap.
21831 (mark_call_clobbered): Ignore global variables.
21832 (clear_call_clobbered): Likewise.
21833 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21834 virtual operands sanity check.
21835 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21837 (TARGET_MEM_REF): Remove TMR_TAG operand.
21838 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21839 Remove call-clobber related code.
21840 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21841 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21842 partitions or escape reason.
21843 (get_single_def_stmt, get_single_def_stmt_from_phi,
21844 get_single_def_stmt_with_phi): Remove.
21845 (dump_referenced_vars): Tidy.
21846 (get_ref_base_and_extent): Allow bare decls.
21847 (collect_dfa_stats): Adjust.
21848 * graphite.c (rename_variables_in_stmt): Adjust.
21849 (graphite_copy_stmts_from_block): Likewise.
21850 (translate_clast): Likewise.
21851 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21853 (translate_vuse_through_block): Use the oracle.
21854 (phi_translate_1): Adjust.
21855 (value_dies_in_block_x): Use the oracle. Cache the outcome
21857 (valid_in_sets): Check if the VUSE for
21858 a REFERENCE is available.
21859 (eliminate): Do not remove stmts during elimination,
21860 instead queue and remove them afterwards.
21861 (do_pre): Do not rebuild alias info.
21862 (pass_pre): Run TODO_rebuild_alias before PRE.
21863 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21864 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21865 (mark_all_v_defs_stmt): Remove.
21866 (mark_all_v_defs_seq): Adjust.
21867 (sra_replace): Likewise.
21868 (scalarize_use): Likewise.
21869 (scalarize_copy): Likewise.
21870 (scalarize_init): Likewise.
21871 (scalarize_ldst): Likewise.
21872 (todoflags): Remove.
21873 (tree_sra): Do not rebuild alias info.
21874 (tree_sra_early): Adjust.
21875 (pass_sra): Run TODO_update_address_taken before SRA.
21876 * tree-predcom.c (set_alias_info): Remove.
21877 (prepare_initializers_chain): Do not call it.
21878 (mark_virtual_ops_for_renaming): Adjust.
21879 (mark_virtual_ops_for_renaming_list): Remove.
21880 (initialize_root_vars): Adjust.
21881 (initialize_root_vars_lm): Likewise.
21882 (prepare_initializers_chain): Likewise.
21883 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21884 (may_propagate_copy_into_stmt): Likewise.
21885 (merge_alias_info): Do nothing for now.
21886 (propagate_tree_value_into_stmt): Adjust.
21887 (stmt_may_generate_copy): Likewise.
21888 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21889 not mark symbols for renaming.
21890 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21891 with the same statement, make sure to update the new pointed-to one.
21892 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21893 call statements, do not mark symbols for renaming.
21894 (mark_operand_necessary): Dump something.
21895 (ref_may_be_aliased): New function.
21896 (mark_aliased_reaching_defs_necessary_1): New helper function.
21897 (mark_aliased_reaching_defs_necessary): Likewise.
21898 (mark_all_reaching_defs_necessary_1): Likewise.
21899 (mark_all_reaching_defs_necessary): Likewise.
21900 (propagate_necessity): Do not process virtual PHIs. For
21901 non-aliased loads mark all reaching definitions as necessary.
21902 For aliased loads and stores mark the immediate dominating
21903 aliased clobbers as necessary.
21904 (visited): New global static.
21905 (perform_tree_ssa_dce): Free visited bitmap after propagating
21907 (remove_dead_phis): Perform simple dead virtual PHI removal.
21908 (remove_dead_stmt): Properly unlink virtual operands when
21910 (eliminate_unnecessary_stmts): Schedule PHI removal after
21912 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21913 (process_replaceable): Likewise.
21914 (find_replaceable_in_bb): Likewise.
21915 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21916 based on the single gimple vop.
21917 (verify_flow_insensitive_alias_info): Remove.
21918 (verify_flow_sensitive_alias_info): Likewise.
21919 (verify_call_clobbering): Likewise.
21920 (verify_memory_partitions): Likewise.
21921 (verify_alias_info): Likewise.
21922 (verify_ssa): Adjust..
21923 (execute_update_addresses_taken): Export. Update SSA
21924 manually. Optimize only when optimizing. Use a local bitmap.
21925 (pass_update_address_taken): Remove TODO_update_ssa, add
21927 (pass_update_address_taken): Just use TODO_update_address_taken.
21928 (init_tree_ssa): Do not initialize addressable_vars.
21929 (verify_ssa): Verify new VUSE / VDEF properties.
21930 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21931 Do not call verify_alias_info.
21932 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21933 Do not free the loaded and stored syms bitmaps. Reset the escaped
21934 and callused solutions. Do not free addressable_vars.
21935 Remove memory-tag related code.
21936 (warn_uninitialized_var): Aliases are always available.
21937 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21938 * lambda-code.c (can_put_in_inner_loop): Adjust.
21939 (can_put_after_inner_loop): Likewise.
21940 (perfect_nestify): Likewise.
21941 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21942 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21943 (vectorizable_conversion): Do not mark symbols for renaming.
21944 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21945 (expand_call_inline): Unlink the calls virtual operands before
21947 (tree_function_versioning): Do not call update_ssa if we are not
21948 updating clones. Simplify.
21949 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21950 (propagate_with_phi): Likewise..
21951 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21952 clobber code. Assert we are not aliased or global.
21953 * tree-flow.h: Include tree-ssa-alias.h
21954 (enum escape_type): Remove.
21955 (struct mem_sym_stats_d): Likewise.
21956 (struct mem_ref_stats_d): Likewise.
21957 (struct gimple_df): Add vop member. Remove global_var,
21958 call_clobbered_vars, call_used_vars, addressable_vars,
21959 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21960 escaped and callused members.
21961 (struct ptr_info_def): Remove all members, add points-to solution
21963 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21964 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21965 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21966 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21967 (tree-ssa-alias.o): Likewise.
21968 (toplev.o): Add tree-ssa-alias.h
21969 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21970 * gimple.c (gimple_set_bb): Fix off-by-one error.
21971 (is_gimple_reg): Do not handle memory tags.
21972 (gimple_copy): Also copy virtual operands.
21973 Delay updating the statement. Do not reset loaded and stored syms.
21974 (gimple_set_stored_syms): Remove.
21975 (gimple_set_loaded_syms): Likewise.
21976 (gimple_call_copy_skip_args): Copy the virtual operands
21977 and mark the new statement modified.
21978 * tree-ssa-structalias.c (may_alias_p): Remove.
21979 (set_uids_in_ptset): Take the alias set to prune with as
21980 parameter. Fold in the alias test of may_alias_p.
21981 (compute_points_to_sets): Compute whether a ptr is dereferenced
21982 in a local sbitmap.
21983 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21984 other ADDRESSOF constraints on the lhs.
21985 (get_constraint_for_component_ref): Assert that we don't get
21986 ADDRESSOF constraints from the base of the reference.
21987 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21988 (struct variable_info): Remove collapsed_to member.
21989 (get_varinfo_fc): Remove.
21990 (new_var_info): Do not set collapsed_to.
21991 (dump_constraint): Do not follow cycles.
21992 (dump_constraint_graph): Likewise.
21993 (build_pred_graph): Likewise.
21994 (build_succ_graph): Likewise.
21995 (rewrite_constraints): Likewise.
21996 (do_simple_structure_copy): Remove.
21997 (do_rhs_deref_structure_copy): Remove.
21998 (do_lhs_deref_structure_copy): Remove.
21999 (collapse_rest_of_var): Remove.
22000 (do_structure_copy): Re-implement.
22001 (pta_stats): New global variable.
22002 (dump_pta_stats): New function.
22003 (struct constraint_expr): Make offset signed.
22004 (UNKNOWN_OFFSET): Define special value.
22005 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22006 (solution_set_expand): New helper function split out from ...
22007 (do_sd_constraint): ... here.
22008 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22009 (do_ds_constraint): Likewise.
22010 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22011 and CALLUSED = *CALLUSED.
22012 (set_union_with_increment): Make inc argument signed.
22013 (type_safe): Remove.
22014 (get_constraint_for_ptr_offset): Handle unknown and negative
22016 (first_vi_for_offset): Handle offsets before start. Bail
22017 out early for offsets beyond the variable extent.
22018 (first_or_preceding_vi_for_offset): New function.
22019 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22020 Together with ESCAPED = *ESCAPED this properly computes reachability.
22021 (find_what_var_points_to): New function.
22022 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22023 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22024 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22025 pt_solutions_intersect): New functions.
22026 (compute_call_used_vars): Remove.
22027 (compute_may_aliases): New main entry into PTA computation.
22028 * gimple.h (gimple_p): New typedef.
22029 (struct gimple_statement_base): Remove references_memory_p.
22030 (struct gimple_statement_with_memory_ops_base): Remove
22031 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22033 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22034 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22035 gimple_set_references_memory): Remove.
22036 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22037 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22039 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22040 (verify_expr): Allow RESULT_DECL.
22041 (gimple_duplicate_bb): Do not copy virtual operands.
22042 (gimple_duplicate_sese_region): Adjust.
22043 (gimple_duplicate_sese_tail): Likewise.
22044 (mark_virtual_ops_in_region): Remove.
22045 (move_sese_region_to_fn): Do not call it.
22046 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22047 and pass_simple_dse.
22048 (execute_function_todo): Handle TODO_update_address_taken,
22049 call execute_update_addresses_taken for TODO_rebuild_alias.
22050 (execute_todo): Adjust.
22051 (execute_one_pass): Init dump files early.
22052 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22054 (create_general_new_stmt): Clear vops.
22055 * tree-ssa-reassoc.c (get_rank): Adjust.
22056 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22057 symbols for renaming.
22058 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22059 (PARAM_AVG_ALIASED_VOPS): Likewise.
22060 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22061 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22062 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22063 (operand_build_cmp, copy_virtual_operands,
22064 create_ssa_artificial_load_stmt, add_to_addressable_set,
22065 gimple_add_to_addresses_taken): Remove public functions.
22066 (unlink_stmt_vdef): New function.
22068 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22070 * config.gcc (powerpc-*-linux*): Merge variants.
22072 2009-04-02 Chao-ying Fu <fu@mips.com>
22073 James Grosbach <james.grosbach@microchip.com>
22075 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22076 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22078 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22079 keep_interrupts_masked_p, use_debug_exception_return_p.
22080 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22081 keep_interrupts_masked, use_debug_exception_return.
22082 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22083 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22085 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22086 (mips_print_operand): Process COP0 registers to print $0 .. $31
22087 correctly for GAS to process.
22088 (mips_interrupt_extra_call_saved_reg_p): New function.
22089 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22091 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22092 (mips_compute_frame_info): Add supports for interrupt context that
22093 includes doubleword accumulators and COP0 registers.
22094 (mips_for_each_saved_acc): New function.
22095 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22096 mips_for_each_saved_reg.
22097 (mips_save_reg): Save accumulators.
22098 (mips_kernel_reg_p): A new for_each_rtx callback.
22099 (mips_expand_prologue): Support interrupt handlers.
22100 (mips_restore_reg): Restore accumulators.
22101 (mips_expand_epilogue): Support interrupt handlers.
22102 (mips_can_use_return_insn): Return false for interrupt handlers.
22103 (mips_epilogue_uses): New function.
22104 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22105 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22106 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22107 cop0_move): New instructions.
22108 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22109 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22111 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22113 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22114 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22115 interrupt handlers, we use K0 as the temporary register.
22116 (EPILOGUE_USES): Change to a function call.
22117 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22118 handlers, we use K0 as the temporary register.
22120 * doc/extend.texi (Function Attributes): Document interrupt,
22121 use_shadow_register_set, keep_interrupts_masked,
22122 use_debug_exception_return for MIPS attributes.
22124 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22126 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22127 Remove a number of t-files from tmake_file.
22128 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22129 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22130 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22131 target_prototype, not TARGET_PROTOTYPE.
22132 (LINK_OS_GNU_SPEC): Define.
22133 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22134 and darwin-ldoubdle.c.
22136 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22139 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22140 (cpp_options): Ditto.
22141 (default_compilers): Ditto.
22142 (display_help): Ditto.
22143 (process_command): Ditto.
22144 (do_spec_1): Ditto.
22145 (set_input): Use lbasename instead of duplicate code.
22146 (save_temps_prefix): New static for -save-temps=obj.
22147 (save_temps_length): Ditto.
22149 * doc/invoke.texi (-save-temps=obj): Document new variant to
22150 -save-temps switch.
22152 2009-04-02 Jeff Law <law@redhat.com>
22154 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
22157 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22159 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
22160 * configure: Regenerated.
22162 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22164 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
22165 share the argument list.
22167 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22171 2009-02-12 Diego Novillo <dnovillo@google.com>
22173 * varpool.c (debug_varpool): New.
22174 * cgraph.h (debug_varpool): Declare.
22176 2009-04-02 Jan Hubicka <jh@suse.cz>
22178 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22181 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22183 * config/i386/i386.c (ix86_abi): Move initialization to ...
22184 (override_options): Here.
22186 2009-04-02 Christian Bruel <christian.bruel@st.com>
22188 * config/sh/sh.c (sh_dwarf_register_span): New function.
22189 (TARGET_DWARF_REGISTER_SPAN): Define.
22190 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
22192 2009-04-02 Ira Rosen <irar@il.ibm.com>
22194 PR tree-optimization/39595
22195 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
22196 interleaved loads group is not greater than the SLP group size.
22198 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22200 * builtins.c (is_builtin_name): New.
22201 (called_as_built_in): Use is_builtin_name.
22202 * tree.h (is_builtin_name): New.
22203 * varasm.c (incorporeal_function_p): Use is_builtin_name
22205 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22207 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22209 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22212 * c-decl.c (clone_underlying_type): Move this ...
22213 * c-common.c (set_underlying_type): ... here.
22214 Also, make sure the function properly sets TYPE_STUB_DECL() on
22215 the newly created typedef variant type.
22216 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22217 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22220 2009-04-02 Richard Guenther <rguenther@suse.de>
22222 PR tree-optimization/37221
22223 * tree-flow.h (degenerate_phi_result): Declare.
22224 * tree-ssa-dom.c (degenerate_phi_result): Export.
22225 * tree-scalar-evolution.c (analyze_initial_condition): If
22226 the initial condition is defined by a degenerate PHI node
22227 use the degenerate value.
22229 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22231 PR rtl-optimization/39588
22232 * combine.c (merge_outer_ops): Do not set the constant when this
22234 (simplify_shift_const_1): Do not modify it either in this case.
22236 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22238 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22239 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22241 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22244 * c-lex.c (interpret_float): Default (no suffix) is double.
22246 2009-04-1 Xinliang David Li <davidxl@google.com>
22248 * config/i386/i386.c (legitimate_constant_p): Recognize
22249 all one vector constant.
22251 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22253 * config/vax/vax.c: Add #includes to silence warnings.
22254 Change #include order to silence two warnings.
22256 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22258 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22259 (ASM_SPEC): Pass -k to the assembler for PIC code.
22261 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22263 * config.gcc: Add vax-*-linux* to the switch.
22264 * config/vax/linux.h: New file. (TARGET_VERSION,
22265 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22267 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22269 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22270 Use predicate macros instead of GET_CODE() == foo.
22271 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22272 ashlsi3, rotrsi3, <unnamed>): Likewise.
22274 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22276 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22277 jbbccihi, jbbccisi): Remova trailing whitespace.
22278 * config/vax/constraints.md: Likewise.
22279 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22280 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22281 * config/vax/predicates.md: Likewise.
22282 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22283 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22284 * config/vax/vax.h: Likewise.
22285 * config/vax/vax.md (nonlocal_goto): Likewise.
22287 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22289 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22290 (indirectable_address_p, adjacent_operands_p): Add spaces around
22292 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22294 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22296 * config/vax/vax.c (legitimate_constant_address_p,
22297 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22298 index_term_p, reg_plus_index_p, legitimate_address_p,
22299 vax_mode_dependent_address_p): Update comments to match functions
22300 modified by the recent int->bool conversion.
22302 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22304 * config/vax/builtins.md: Update copyright message.
22305 * config/vax/constraints.md: Likewise.
22306 * config/vax/netbsd-elf.h: Likewise.
22307 * config/vax/predicates.md: Likewise.
22308 * config/vax/vax-protos.h: Likewise.
22309 * config/vax/vax.c: Likewise.
22310 * config/vax/vax.h: Likewise.
22311 * config/vax/vax.md: Likewise.
22312 * config/vax/vax.opt: Likewise.
22314 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22316 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22317 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22318 * config/vax/constraints.md (B, R): Likewise.
22319 * config/vax/predicates.md (external_memory_operand,
22320 nonimmediate_addsub_di_operand): Likewise.
22321 * config/vax/vax.c (vax_output_int_add): Likewise.
22322 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22323 untyped_call): Likewise.
22325 2009-04-01 Matt Thomas <matt@3am-software.com>
22327 * config/vax/predicates.md: New file.
22328 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22329 external_const_operand, nonsymbolic_operand, external_memory_operand,
22330 indirect_memory_operand, indexed_memory_operand,
22331 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22332 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22334 * config/vax/constraints.md: New file.
22335 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22337 * config/vax/builtins.md: New file.
22338 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22339 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22341 * config/vax/vax.opt (mqmath): Add option.
22342 * config/vax/vax.md (isfx): Extend with DI.
22343 (VAXintQH, VAXintQHSD): Define.
22344 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22345 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22346 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22347 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22348 (movdi): Update constraints and use vax_output_int_move().
22349 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22350 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22351 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22352 nonlocal_goto): New.
22353 (mov<mode>): Extend accepted operand types.
22354 (subdi3_old): Rename from subdi3, change update constraints and use
22355 a new implementation.
22356 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22357 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22358 MOVE_RATIO, CLEAR_RATIO): Define.
22359 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22360 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22361 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22362 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22363 (split_quadword_operands): Make static and really allow variable
22365 (print_operand_address): Update for PIC generation.
22366 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22367 indexable_address_p, fixup_mathdi_operand,
22368 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22369 (vax_float_literal, legitimate_constant_p,
22370 indirectable_constant_address_p, index_term_p,
22371 reg_plus_index_p): Return bool instead of int.
22372 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22374 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22376 (vax_output_conditional_branch): Indent.
22377 (legitimate_constant_address_p, indirectable_constant_address_p,
22378 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22379 vax_mode_dependent_address_p): Return bool instead of int, update for
22381 * config/vax/vax-protos.h (legitimate_constant_address_p,
22382 legitimate_constant_p, legitimate_address_p,
22383 vax_mode_dependent_address_p): Change declaration to bool.
22384 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22385 vax_expand_addsub_di_operands, vax_output_int_subtract,
22386 vax_output_movmemsi): Declare.
22387 (split_quadword_operands, vax_float_literal): Delete declaration.
22388 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22389 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22390 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22391 ASM_OUTPUT_DWARF_PCREL): Define.
22392 (ASM_SPEC): Change definition to allow PIC generation.
22394 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22396 * doc/sourcebuild.texi: Update front-end requirements.
22398 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22401 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22402 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22403 (booldi3_internal3): Use boolean_or_operator instead of
22406 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22409 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22410 declarator whose size is not an integer constant expression but
22411 folds to an integer constant, then treat it as a constant
22414 2009-04-01 Richard Guenther <rguenther@suse.de>
22416 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22417 i * 4 + 2 to (i * 2 + 1) * 2.
22419 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22422 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22423 return if c_parser_asm_string_literal returned NULL.
22425 2009-04-01 Nick Clifton <nickc@redhat.com>
22427 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22429 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22430 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22431 other typedefs to avoid conflicts with libgcc2.c. Define labels
22432 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22434 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22435 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22438 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22440 * varasm.c (default_function_rodata_section): Declare DOT as
22443 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22444 Andrey Galkin <agalkin@hypercom.com>
22447 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22448 Make object_name unique for each process.
22450 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22453 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22454 addressable variables in the parallel that could go out of scope while
22455 running queued tasks.
22457 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22459 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22460 (CASE_VALUES_THRESHOLD): Redefine.
22461 * config/avr/avr.c (avr_override_options): Remove initialization of
22462 avr_case_values_threshold variable.
22463 (avr_case_values_threshold): Remove variable. Add new function.
22464 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22465 * config/avr/avr.opt (mno-tablejump): Remove option.
22466 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22468 2009-04-01 DJ Delorie <dj@redhat.com>
22470 * varasm.c (default_function_rodata_section): Don't assume
22471 anything about where the first '.' in the section name is.
22473 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22475 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22476 rs6000_emit_stack_tie.
22478 2009-03-31 Ian Lance Taylor <iant@google.com>
22480 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22481 gimple_code with GIMPLE_RESX, not RESX.
22483 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22485 * c-common.c (c_get_ident): New.
22486 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22488 2009-04-01 Ben Elliston <bje@au.ibm.com>
22490 * config/rs6000/sysv4.opt (msdata): Improve option description.
22492 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22494 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22495 (divdf3_internal_lat): Remove.
22496 (divxf3_internal_lat): Remove.
22497 (divxf3_internal_thr): Remove.
22498 (divxf): Use divxf3_internal.
22499 * config/ia64/div.md (divsf3_internal_lat): New.
22500 (divdf3_internal_lat): New.
22501 (divxf3_internal): New.
22503 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22506 * Makefile.in (USE_GCC_STDINT): Define.
22507 (stmp-int-hdrs): Install stdint.h if applicable.
22508 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22510 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22511 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22512 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22513 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22514 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22515 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22516 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22517 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22518 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22519 (c_common_nodes_and_builtins): Initialize
22520 underlying_wchar_type_node. Do not initialize
22521 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22522 nodes for new types.
22523 (c_stddef_cpp_builtins): Define macros for new types.
22524 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22526 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22527 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22528 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22529 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22530 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22531 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22532 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22533 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22534 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22535 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22536 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22537 int16_type_node, int32_type_node, int64_type_node,
22538 uint8_type_node, uint16_type_node, c_uint32_type_node,
22539 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22540 int_least32_type_node, int_least64_type_node,
22541 uint_least8_type_node, uint_least16_type_node,
22542 uint_least32_type_node, uint_least64_type_node,
22543 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22544 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22545 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22546 uintptr_type_node): Define.
22547 * c-cppbuiltin.c (builtin_define_constants,
22548 builtin_define_type_minmax): New.
22549 (builtin_define_stdint_macros): Define more macros.
22550 (c_cpp_builtins): Define more limit macros.
22551 (type_suffix): New.
22552 (builtin_define_type_max): Define in terms of
22553 builtin_define_type_minmax. Remove is_long parameter. All
22555 * config.gcc (use_gcc_stdint): Define.
22556 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22557 Add newlib-stdint.h for generic targets.
22558 * config/glibc-stdint.h, config/newlib-stdint.h,
22559 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22560 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22561 * config/score/score.h (UINTPTR_TYPE): Define.
22562 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22563 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22564 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22565 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22566 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22567 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22568 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22569 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22570 * config/spu/spu.h (STDINT_LONG32): Define.
22571 * configure.ac (use_gcc_stdint): Substitute.
22572 * configure: Regenerate.
22573 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22574 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22575 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22576 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22577 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22578 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22579 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22580 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22581 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22582 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22583 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22584 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22585 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22586 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22587 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22588 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22589 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22590 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22591 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22592 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22593 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22594 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22595 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22596 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22597 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22598 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22599 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22600 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22601 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22603 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22605 * loop-iv.c (suitable_set_for_replacement): Renamed from
22606 simplify_using_assignment; changed to return bool and to accept new
22607 args DEST and SRC. Return true iff we find a source/destination pair
22608 that can be used to make a replacement, and fill SRC and DEST if so.
22609 Remove arg ALTERED. Don't deal with altered regs here. All callers
22611 (simplify_using_initial_values): Deal with altered regs here and track
22612 more precisely the effect they have on the validity of our expression.
22614 * loop-iv.c (simplify_using_condition): A condition of the form
22615 (EQ REG CONST) can be used to simply make a substitution.
22616 (simplify_using_initial_values): Keep track of conditions we have seen
22617 and keep using them to simplify new expressions, while applying the
22618 same substitutions to them as to the expression.
22620 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22621 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22624 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22625 changed. Use this when trying to improve the upper bound.
22626 Generate the comparison by using simplify_gen_relational.
22628 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22630 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22632 (simplify_using_assignment, simplify_using_initial_values): Call
22633 replace_in_expr to make replacements. Call replace_single_def_regs
22634 once on the initial version of the expression.
22636 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22639 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22641 2009-03-31 Richard Guenther <rguenther@suse.de>
22643 PR middle-end/31029
22644 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22645 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22647 2009-03-31 Richard Guenther <rguenther@suse.de>
22649 * tree.h (div_if_zero_remainder): Declare.
22650 * fold-const.c (div_if_zero_remainder): Export.
22651 * tree-ssa-forwprop.c
22652 (forward_propagate_addr_into_variable_array_index): Handle
22653 constant array index addition outside of the variable index.
22655 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22658 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22659 define_splits, floatunssi<mode>2): Require x87 conversions from
22660 DImode to be permitted.
22662 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22664 PR preprocessor/15638
22665 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22667 2009-03-31 Richard Guenther <rguenther@suse.de>
22669 PR middle-end/23401
22670 PR middle-end/27810
22671 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22672 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22673 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22674 a separate statement.
22675 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22676 (lookup_tmp_var): Likewise.
22677 (is_gimple_formal_tmp_or_call_rhs): Remove.
22678 (is_gimple_reg_or_call_rhs): Rename to ...
22679 (is_gimple_reg_rhs_or_call): ... this.
22680 (is_gimple_mem_or_call_rhs): Rename to ...
22681 (is_gimple_mem_rhs_or_call): ... this.
22682 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22683 DECL_GIMPLE_REG_P only if is_formal is true.
22684 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22685 for non-proper post-modify expression gimplification.
22686 (gimplify_self_mod_expr): For post-modify expressions gimplify
22687 the lvalue to a minimal lvalue.
22688 (rhs_predicate_for): Remove formal temp case.
22689 (gimplify_modify_expr_rhs): Likewise.
22690 (gimplify_addr_expr): Use is_gimple_reg.
22691 (gimplify_expr): Remove formal temp cases.
22692 (gimple_regimplify_operands): Likewise.
22693 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22694 and FILTER_EXPR like constants.
22695 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22697 (is_gimple_formal_tmp_rhs): Remove.
22698 (is_gimple_reg_rhs): Remove special casing.
22699 (is_gimple_mem_rhs): Fix.
22700 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22701 (is_gimple_formal_tmp_var): Remove.
22702 (is_gimple_formal_tmp_reg): Likewise.
22703 (is_gimple_min_lval): Allow invariant component ref parts.
22704 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22705 is_gimple_formal_tmp_reg): Remove declarations.
22706 * tree-cfg.c (verify_expr): Verify that variables with address
22707 taken do not have DECL_GIMPLE_REG_P set.
22708 * tree-mudflap.c (mf_build_check_statement_for): Use
22709 force_gimple_operand instead of gimplify_expr.
22711 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22713 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22714 schedulable rows to compute_split_row.
22716 2009-03-31 Ben Elliston <bje@au.ibm.com>
22719 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22722 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22724 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22725 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22726 * configure: Regenerate.
22727 * config.in: Regenerate.
22728 * config/rs6000/rs6000.opt (mtls-markers): Add.
22729 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22730 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22731 (tls_ld_aix, tls_ld_sysv): Likewise.
22732 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22733 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22735 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22737 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22739 2009-03-30 Jan Hubicka <jh@suse.cz>
22741 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22743 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22744 detection and label handling.
22746 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22748 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22749 left_conflicts_size.
22750 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22751 ALLOCNO_LEFT_CONFLICTS_SIZE.
22753 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22754 remove_allocno_from_bucket_and_push,
22755 allocno_spill_priority_compare, push_allocnos_to_stack,
22756 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22757 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22758 (setup_allocno_left_conflicts_num): Ditto. Rename to
22759 setup_allocno_left_conflicts_size.
22760 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22761 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22762 setup_allocno_left_conflicts_size instead of
22763 setup_allocno_left_conflicts_num.
22765 * ira-build.c (ira_create_allocno): Use
22766 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22767 ALLOCNO_LEFT_CONFLICTS_NUM.
22769 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22771 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22772 instead of DF_LR_OUT.
22774 * ira-lives.c (process_bb_node_lives): Ditto.
22776 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22777 instead of DF_LR_{OUT,IN}.
22779 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22781 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22783 2009-03-30 Jan Hubicka <jh@suse.cz>
22785 * except.c (label_to_region_map): Fix thinko.
22787 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22789 PR middle-end/38237
22790 * tree.h (tree_find_value): New declaration.
22791 * tree.c (tree_find_value): New function.
22792 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22794 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22797 * c-decl.c (struct c_binding): Add locus field.
22798 (bind): Add locus argument, set locus field from it.
22799 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22800 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22801 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22802 implicitly_declare, undeclared_variable, lookup_label,
22803 declare_label, c_make_fname_decl, c_builtin_function,
22804 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22807 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22810 * config/i386/i386.c (classify_argument): Check total size of
22813 2009-03-30 Martin Jambor <mjambor@suse.cz>
22815 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22816 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22817 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22820 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22821 seen_variable_array_ref while also traversing a union.
22823 * tree-inline.c (optimize_inline_calls): Do not call
22824 cgraph_node_remove_callees.
22825 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22826 (pass_remove_cgraph_callee_edges): New variable.
22827 * passes.c (init_optimization_passes): Add
22828 pass_remove_cgraph_callee_edges after early inlining and before all
22829 late intraprocedural passes.
22831 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22833 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22835 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22836 Fix typos in names.
22838 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22840 * combine.c (simplify_comparison): Use have_insn_for.
22841 * dojump.c (do_jump): Likewise.
22843 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22845 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22846 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22847 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22848 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22849 instead of sparc_compare_emitted.
22850 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22851 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22852 instead of sparc_compare_emitted.
22854 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22856 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22857 enter/exit cfglayout mode.
22858 (pass_partition_block): Require it.
22859 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22860 (combine_instructions): Track basic blocks instead of labels.
22861 (update_cfg_for_uncondjump): New.
22862 (try_combine): Use it. Update jumps after rescanning.
22863 (pass_combine): Require PROP_cfglayout.
22864 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22866 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22868 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22869 Provide/destroy PROP_cfglayout respectively.
22870 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22871 * tree-pass.h (PROP_cfglayout): New.
22873 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22875 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22876 fold_convert_const_fixed_from_fixed,
22877 fold_convert_const_fixed_from_int,
22878 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22879 set TREE_CONSTANT_OVERFLOW.
22880 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22881 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22883 2009-03-30 Ira Rosen <irar@il.ibm.com>
22885 * tree-vect-loop-manip.c: New file.
22886 * tree-vectorizer.c: Update documentation and included files.
22887 (vect_loop_location): Make extern.
22888 (rename_use_op): Move to tree-vect-loop-manip.c
22889 (rename_variables_in_bb, rename_variables_in_loop,
22890 slpeel_update_phis_for_duplicate_loop,
22891 slpeel_update_phi_nodes_for_guard1,
22892 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22893 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22894 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22895 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22896 find_loop_location): Likewise.
22897 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22898 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22899 get_vectype_for_scalar_type, vect_is_simple_use,
22900 supportable_widening_operation, supportable_narrowing_operation):
22902 (bb_in_loop_p): Move to tree-vect-loop.c.
22903 (new_loop_vec_info, destroy_loop_vec_info,
22904 reduction_code_for_scalar_code, report_vect_op,
22905 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22906 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22907 (vect_supportable_dr_alignment): Likewise.
22908 * tree-vectorizer.h (tree-data-ref.h): Include.
22909 (vect_loop_location): Declare.
22910 Reorganize function declarations according to the new file structure.
22911 * tree-vect-loop.c: New file.
22912 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22913 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22914 * tree-vect-data-refs.c: New file.
22915 * tree-vect-patterns.c (timevar.h): Don't include.
22916 * tree-vect-stmts.c: New file.
22917 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22918 tree-vect-slp.c, tree-vect-loop.c.
22919 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22920 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22921 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22922 (tree-vect-analyze.o): Remove.
22923 (tree-vect-transform.o): Likewise.
22924 (tree-vect-data-refs.o): Add rule.
22925 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22926 tree-vect-slp.o): Likewise.
22927 (tree-vect-patterns.o): Remove redundant dependencies.
22928 (tree-vectorizer.o): Likewise.
22929 * tree-vect-slp.c: New file.
22931 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22933 * optc-gen.awk: Warn if an option flag has multiple different
22936 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22938 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22939 -floop-block): Document dependences on PPL, CLooG and Graphite.
22941 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22943 PR rtl-optimization/323
22944 * c-common.c (c_fully_fold, convert_and_check,
22945 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22946 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22947 * c-common.def (EXCESS_PRECISION_EXPR): New.
22948 * c-cppbuiltin.c (builtin_define_float_constants): Define
22949 constants with enough digits for long double.
22950 * c-lex.c (interpret_float): Interpret constant with excess
22951 precision where appropriate.
22952 * c-opts.c (c_common_post_options): Set
22953 flag_excess_precision_cmdline. Give an error for
22954 -fexcess-precision=standard for C++ for processors where the
22955 option is significant.
22956 * c-parser.c (c_parser_conditional_expression): Handle excess
22957 precision in condition.
22958 * c-typeck.c (convert_arguments): Handle arguments with excess
22960 (build_unary_op): Move excess precision outside operation.
22961 (build_conditional_expr): Likewise.
22962 (build_compound_expr): Likewise.
22963 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22964 (build_modify_expr): Handle excess precision in RHS.
22965 (convert_for_assignment): Handle excess precision in converted
22967 (digest_init, output_init_element, process_init_element): Handle
22968 excess precision in initializer.
22969 (c_finish_return): Handle excess precision in return value.
22970 (build_binary_op): Handle excess precision in operands and add
22971 excess precision as needed for operation.
22972 * common.opt (-fexcess-precision=): New option.
22973 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22974 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22975 For standard excess precision, output explicit conversion to and
22976 truncation from XFmode.
22977 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22978 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22979 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22980 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22981 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22982 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22983 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22984 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22985 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22986 define_splits, sqrt<mode>2): Disable where appropriate for
22987 standard excess precision.
22988 * convert.c (convert_to_real): Do not shorten arithmetic to type
22989 for which excess precision would be used.
22990 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22991 * doc/invoke.texi (-fexcess-precision=): Document option.
22992 (-mfpmath=): Correct index entry.
22993 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22994 flag_excess_precision): New.
22995 * langhooks.c (lhd_post_options): Set
22996 flag_excess_precision_cmdline.
22997 * opts.c (common_handle_option): Handle -fexcess-precision=.
22998 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22999 init_excess_precision): New.
23000 (lang_dependent_init_target): Call init_excess_precision.
23001 * tree.c (excess_precision_type): New.
23002 * tree.h (excess_precision_type): Declare.
23004 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23007 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23008 non-lvalue to component.
23010 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23012 PR preprocessor/34695
23013 * Makefile.in (c-opts.o): Depend on c-tree.h.
23014 * c-common.c: Move down include of diagnostic.h.
23015 (done_lexing, c_cpp_error): New.
23016 * c-common.h (done_lexing): Declare.
23017 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23019 * c-opts.c: Include c-tree.h.
23020 (c_common_init_options): Set preprocessor error callback.
23021 (c_common_handle_option): Do not set preprocessor
23022 inhibit_warnings, warnings_are_errors, warn_system_headers,
23023 pedantic_errors or inhibit_warnings flags.
23024 (c_common_post_options): Do not check cpp_errors (parse_in).
23025 (c_common_finish): Do not output dependencies if there were
23026 errors. Do not check return value of cpp_finish.
23027 * c-ppoutput.c (pp_file_change): Set input_location.
23028 * c-tree.h (c_cpp_error): Declare.
23029 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23031 (diagnostic_build_prefix): Check override_column.
23032 * diagnostic.h (diagnostic_info): Add override_column field.
23033 (diagnostic_override_column): Define.
23035 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23037 * c-common.c (c_expand_expr, c_staticp): Remove.
23038 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23039 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23040 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23041 * c-gimplify.c (gimplify_compound_literal_expr,
23042 optimize_compound_literals_in_ctor): Remove.
23043 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23044 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23045 * c-semantics.c (emit_local_var): Remove.
23047 * langhooks-def.h (lhd_expand_expr): Remove.
23048 * langhooks.c (lhd_expand_expr): Remove.
23049 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23051 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23052 handling from c-semantics.c; don't call into langhook.
23053 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23054 * gimplify.c (gimplify_compound_literal_expr,
23055 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23056 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23057 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23058 as was done in c-gimplify.c.
23059 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23060 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23061 Move from c-common.h.
23062 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23064 * tree.c (staticp): Do not call langhook.
23065 * langhooks.c (lhd_staticp): Delete.
23066 * langhooks-def.h (lhd_staticp): Delete prototype.
23067 (LANG_HOOKS_STATICP): Delete.
23068 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23070 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23071 instead of DECL_STMTs.
23073 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23081 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23083 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23084 contained expression.
23085 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23086 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23087 conditional expressions for C.
23088 (decl_constant_value_for_optimization): Move from
23089 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23090 whether optimizing and that the expression is a VAR_DECL not of
23091 array type instead of doing such checks in the caller. Do not
23092 check pedantic. Call gcc_unreachable for C++.
23093 * c-common.def (C_MAYBE_CONST_EXPR): New.
23094 * c-common.h (c_fully_fold, c_save_expr,
23095 decl_constant_value_for_optimization): New prototypes.
23096 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23097 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23098 EXPR_INT_CONST_OPERANDS): Define.
23099 * c-convert.c (convert): Strip nops from expression.
23100 * c-decl.c (groktypename): Take extra parameters expr and
23101 expr_const_operands. Update call to grokdeclarator.
23102 (start_decl): Update call to grokdeclarator. Add statement for
23103 expressions used in type of decl.
23104 (grokparm): Update call to grokdeclarator.
23105 (push_parm_decl): Update call to grokdeclarator.
23106 (build_compound_literal): Add parameter non_const and build a
23107 C_MAYBE_COSNT_EXPR if applicable.
23108 (grokdeclarator): Take extra parameters expr and
23109 expr_const_operands. Track expressions used in declaration
23110 specifiers and declarators. Fold array sizes and track whether
23111 they are constant expressions and whether they are integer
23112 constant expressions.
23113 (parser_xref_tag): Set expr and expr_const_operands fields in
23115 (grokfield): Update call to grokdeclarator.
23116 (start_function): Update call to grokdeclarator.
23117 (build_null_declspecs): Set expr and expr_const_operands fields in
23119 (declspecs_add_type): Handle expressions in typeof specifiers.
23120 * c-parser.c (c_parser_declspecs): Set expr and
23121 expr_const_operands fields for declaration specifiers.
23122 (c_parser_enum_specifier): Likewise.
23123 (c_parser_struct_or_union_specifier): Likewise.
23124 (c_parser_typeof_specifier): Likewise. Update call to
23125 groktypename. Fold expression as needed. Return expressions with
23126 type instead of adding statements.
23127 (c_parser_attributes): Update calls to c_parser_expr_list.
23128 (c_parser_statement_after_labels): Fold expression before passing
23129 to objc_build_throw_stmt.
23130 (c_parser_condition): Fold expression.
23131 (c_parser_asm_operands): Fold expression.
23132 (c_parser_conditional_expression): Use c_save_expr. Update call
23133 to build_conditional_expr.
23134 (c_parser_alignof_expression): Update call to groktypename.
23135 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23136 original_code. Fold expression argument of va_arg. Create
23137 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23138 argument to va_arg. Update calls to groktypename. Fold array
23139 index for offsetof. Verify that first argument to
23140 __builtin_choose_expr has integer type.
23141 (c_parser_postfix_expression_after_paren_type): Update calls to
23142 groktypename and build_compound_literal. Handle expressions with
23143 side effects in type name.
23144 (c_parser_postfix_expression_after_primary): Update call to
23145 c_parser_expr_list. Set original_code for calls to
23146 __builtin_constant_p.
23147 (c_parser_expr_list): Take extra parameter fold_p. Fold
23148 expressions if requested.
23149 (c_parser_objc_type_name): Update call to groktypename.
23150 (c_parser_objc_synchronized_statement): Fold expression.
23151 (c_parser_objc_receiver): Fold expression.
23152 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
23153 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
23154 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
23155 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
23156 (struct c_typespec): Add elements expr and expr_const_operands.
23157 (struct c_declspecs): Add elements expr and expr_const_operands.
23158 (groktypename, build_conditional_expr, build_compound_literal):
23160 (in_late_binary_op): Declare.
23161 * c-typeck.c (note_integer_operands): New function.
23162 (in_late_binary_op): New variable.
23163 (decl_constant_value_for_broken_optimization): Move to c-common.c
23164 and rename to decl_constant_value_for_optimization.
23165 (default_function_array_conversion): Do not strip nops.
23166 (default_conversion): Do not call
23167 decl_constant_value_for_broken_optimization.
23168 (build_array_ref): Do not fold result.
23169 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
23170 result when operand is a VLA.
23171 (c_expr_sizeof_type): Update call to groktypename. Handle
23172 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23173 result when operand names a VLA type.
23174 (build_function_call): Update call to build_compound_literal.
23175 Only fold result for calls to __builtin_* functions. Strip
23176 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23177 the function designator.
23178 (convert_arguments): Fold arguments. Update call to
23179 convert_for_assignment.
23180 (build_unary_op): Handle increment and decrement of
23181 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23182 decrement earlier. Fold operand of increment and decrement.
23183 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23184 built for integer operand. Wrap returns that are INTEGER_CSTs
23185 without being integer constant expressions or that have integer
23186 constant operands without being INTEGER_CSTs.
23187 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
23188 (build_conditional_expr): Add operand ifexp_bcp. Track whether
23189 result is an integer constant expression or can be used in
23190 unevaluated parts of one and avoid folding and wrap as
23191 appropriate. Fold operands before possibly doing -Wsign-compare
23193 (build_compound_expr): Wrap result for C99 if operands can be used
23194 in integer constant expressions.
23195 (build_c_cast): Update call to digest_init. Do not ignore
23196 overflow from casting floating-point constants to integers. Wrap
23197 results that could be confused with integer constant expressions,
23198 null pointer constants or floating-point constants.
23199 (c_cast_expr): Update call to groktypename. Handle expressions
23200 included in type name.
23201 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23202 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23203 Update calls to convert_for_assignment.
23204 (convert_for_assignment): Take new parameter
23205 null_pointer_constant. Do not strip nops or call
23206 decl_constant_value_for_broken_optimization. Set
23207 in_late_binary_op for conversions to boolean.
23208 (store_init_value): Update call to digest_init.
23209 (digest_init): Take new parameter null_pointer_constant. Do not
23210 call decl_constant_value_for_broken_optimization. pedwarn for
23211 initializers not constant expressions. Update calls to
23212 convert_for_assignment.
23213 (constructor_nonconst): New.
23214 (struct constructor_stack): Add nonconst element.
23215 (really_start_incremental_init, push_init_level, pop_init_level):
23216 Handle constructor_nonconst and nonconst element.
23217 (set_init_index): Call constant_expression_warning for array
23219 (output_init_element): Fold value. Set constructor_nonconst as
23220 applicable. pedwarn for initializers not constant expressions.
23221 Update call to digest_init. Call constant_expression_warning
23222 where constant initializers are required.
23223 (process_init_element): Use c_save_expr.
23224 (c_finish_goto_ptr): Fold expression.
23225 (c_finish_return): Fold return value. Update call to
23226 convert_for_assignment.
23227 (c_start_case): Fold switch expression.
23228 (c_process_expr_stmt): Fold expression.
23229 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23230 ensure statement expression is not evaluated in constant expression.
23231 (build_binary_op): Track whether results are integer constant
23232 expressions or may occur in such, disable folding and wrap results
23233 as applicable. Fold operands for -Wsign-compare warnings unless
23235 (c_objc_common_truthvalue_conversion): Handle results folded to
23236 integer constants that are not integer constant expressions.
23237 * doc/extend.texi: Document when typeof operands are evaluated,
23238 that condition of __builtin_choose_expr is an integer constant
23239 expression, and more about use of __builtin_constant_p in
23242 2009-03-29 Richard Guenther <rguenther@suse.de>
23244 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23245 propagate addresses of array references.
23247 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23249 * regmove.c (perhaps_ends_bb_p): Remove.
23250 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23251 from INSN and check that the main loop stays within that basic block.
23252 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23253 (regmove_forward_pass): Split out from regmove_optimize. Use
23254 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23255 (regmove_backward_pass): Split out from regmove_optimize. Use
23256 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23257 (regmove_optimize): Simplify.
23259 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23262 * config/i386/i386.c (classify_argument): Ignore flexible array
23263 member in struct and warn ABI change.
23265 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23267 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23269 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23270 (ix86_adjust_cost): Updated.
23272 2009-03-29 Jan Hubicka <jh@suse.cz>
23274 PR middle-end/28850
23275 * tree-pass.h (pass_cleanup_eh): New function.
23276 (remove_unreachable_regions): Break code handling RTL
23277 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23278 that can not be reached by runtime.
23279 (can_be_reached_by_runtime): New function.
23280 (label_to_region_map): New function.
23281 (num_eh_regions): New function.
23282 (rtl_remove_unreachable_regions): New function.
23283 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23284 (remove_eh_region): New function.
23285 * except.h: Include sbitmap and vecprim.
23286 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23287 num_eh_regions): Declare.
23288 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23289 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23290 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23291 (tree_empty_eh_handler_p): New function.
23292 (cleanup_empty_eh): New function.
23293 (cleanup_eh): New function.
23294 (pass_cleanup_eh): New function.
23296 2009-03-29 Jan Hubicka <jh@suse.cz>
23298 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23299 for removed regions.
23301 2009-03-29 Jan Hubicka <jh@suse.cz>
23303 * except.c (dump_eh_tree): Dump all datastructures.
23305 2009-03-29 Jan Hubicka <jh@suse.cz>
23307 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23308 (duplicate_eh_regions_1): Likewise.
23309 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23310 vector; call EH verification.
23311 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23312 Be ready for region being removed.
23314 2009-03-29 Jan Hubicka <jh@suse.cz>
23316 * bitmap.c (bitmap_last_set_bit): New function.
23317 * bitmap.h (bitmap_last_set_bit): Declare.
23319 2009-03-29 David Ayers <ayers@fsfe.org>
23322 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23323 by calling objc_compare_types and surpress warnings about
23324 incompatible C pointers that are compatible ObjC pointers.
23326 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23328 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23329 call initialize_inline_failed.
23330 (initialize_inline_failed): Move it from here ...
23331 * cgraph.c (initialize_inline_failed): ... to here.
23332 (cgraph_create_edge): Call initialize_inline_failed rather than
23333 setting inline_failed directly.
23335 2009-03-29 Ben Elliston <bje@au.ibm.com>
23338 * sysv4.opt (msdata): Improve comment.
23339 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23340 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23342 2009-03-29 Ben Elliston <bje@au.ibm.com>
23345 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23346 load and store attributes.
23348 2009-03-29 Ben Elliston <bje@au.ibm.com>
23350 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23351 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23352 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23353 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23354 __builtin_infq and __builtin_huge_valq.
23356 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23358 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23360 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23361 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23363 2009-03-28 Xinliang David Li <davidxl@google.com>
23365 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23366 (do_dbg_cnt): New function.
23368 2009-03-28 Jan Hubicka <jh@suse.cz>
23370 Merge from pretty-ipa:
23372 2009-03-27 Jan Hubicka <jh@suse.cz>
23374 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23375 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23376 * passes.c (function_called_by_processed_nodes_p): New.
23377 * ipa-pure-const.c (check_call): Fix handling of operands.
23378 (analyze_function): Dump debug output for skipped bodies.
23379 (local_pure_const): Use function_called_by_processed_nodes_p.
23380 * dwarf2out.c (reference_to_unused): Use output.
23381 * passes.c (do_per_function_toporder): Likewise.
23383 2008-11-12 Jan Hubicka <jh@suse.cz>
23385 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23386 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23387 state_set_in_source enum
23388 (check_decl): Ignore memory tags; do not set fake looping flags;
23390 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23391 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23392 (check_call, analyze_function): Rewrite.
23394 (add_new_function): Update call of analyze_function.
23395 (generate_summary): Add call of analyze_function.
23396 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23397 (local_pure_const): New function.
23398 (pass_local_pure_const): New pass.
23399 * ipa-inline.c (inline_transform): Set after_inlining.
23400 * tree-eh.c (stmt_can_throw_external): New.
23401 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23402 work with aliasing built.
23403 * tree-flow.h (stmt_can_throw_external): New.
23404 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23405 and local pure/const pass in early and late optimization queue.
23407 2009-03-28 Martin Jambor <mjambor@suse.cz>
23409 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23411 (fold_binary): Allow function decl aligment consideration is the
23412 second argument is integer constant one.
23413 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23414 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23415 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23417 2009-03-28 Jan Hubicka <jh@suse.cz>
23419 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23420 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23421 * function.h (rtl_data): Add nothrow flag.
23422 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23423 set DECL_NOTHROW for AVAILABLE functions.
23425 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23427 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23428 following vector keyword has expansion starting with pixel or bool
23429 keyword, expand vector to __vector and pixel or bool to __pixel or
23433 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23434 warn_if_disallowed_function_p): Removed.
23435 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23436 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23437 warning_if_disallowed_function_p.
23438 * flags.h (warn_if_disallowed_function_p,
23439 warn_disallowed_functions): Removed.
23440 * common.opt (Wdisallowed-function-list=): Removed.
23441 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23443 2009-03-28 Richard Guenther <rguenther@suse.de>
23445 PR tree-optimization/38723
23446 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23449 2009-03-28 Jan Hubicka <jh@suse.cz>
23451 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23452 test introduced by my previous patch.
23454 2009-03-28 Richard Guenther <rguenther@suse.de>
23456 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23457 the PHIs value undefined.
23459 2009-03-28 Jan Hubicka <jh@suse.cz>
23461 * tree-pass.h (pass_fixup_cfg): New pass.
23462 * ipa-inline.c (inline_transform): Set
23463 always_inline_functions_inlined/after_inlining.
23464 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23465 (pass_fixup_cfg): New pass.
23466 * passes.c (init_optimization_passes): Add fixup_cfg.
23468 2009-03-28 Richard Guenther <rguenther@suse.de>
23470 PR tree-optimization/38458
23471 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23472 argument use the arguments copy-of value.
23474 2009-03-28 Richard Guenther <rguenther@suse.de>
23476 PR tree-optimization/38180
23477 * tree-ssa-ccp.c (get_default_value): Simplify.
23478 (likely_value): Likewise.
23479 (surely_varying_stmt_p): Properly handle VOP case.
23480 (ccp_initialize): Likewise.
23481 (ccp_fold): Handle propagating through *&.
23482 (fold_const_aggregate_ref): Also handle decls.
23484 2009-03-28 Jan Hubicka <jh@suse.cz>
23486 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23487 * cgraph.h (cgraph_node): Likewise.
23488 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23489 (cgraph_reset_node): Use process flag.
23490 (cgraph_mark_functions_to_output): Likewise.
23491 (cgraph_expand_function): Likewise.
23492 (cgraph_expand_all_functions): Likewise.
23493 (cgraph_output_in_order): Likewise.
23494 * dwarf2out.c (reference_to_unused): Likewise.
23495 * passes.c do_per_function_toporder): Likewise.
23497 2009-03-28 Jan Hubicka <jh@suse.cz>
23499 Bring from lto-branch:
23501 2008-09-03 Doug Kwan <dougkwan@google.com>
23503 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23504 enums instead of reason strings.
23505 * cgraph.c (cgraph_create_edge): Same.
23506 (cgraph_inline_failed_string): New function.
23507 * cgraph.h (cgraph_inline_failed_t): New enum type.
23508 (cgraph_inline_failed_string): New prototype.
23509 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23510 char pointer to cgraph_inline_failed_t.
23511 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23512 (cgraph_default_inline_p): Ditto.
23513 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23514 to cgraph_inline_failed_t pointer.
23515 * cif-code.def: New file.
23516 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23518 (cgraph_check_inline_limits): Change type of REASON to pointer to
23519 cgraph_inline_failed_t. Replace reason strings with enums.
23520 (cgraph_default_inline_p): Ditto.
23521 (cgraph_recursive_inlining_p): Ditto.
23522 (update_caller_keys): Change type of FAILED_REASON to
23523 cgraph_inline_failed_t.
23524 (cgraph_set_inline_failed): Change type of REASON to pointer to
23525 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23526 convert enums to strings for text output.
23527 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23528 to be of type cgraph_inline_failed_t. Replace reason strings with
23529 enums. Call cgraph_inline_failed_string to covert enums
23530 to strings for text output.
23531 (cgraph_decide_inlining): Replace reason strings with enums.
23532 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23533 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23535 * tree-inline.c (expand_call_inline): Change type of REASON
23536 to cgraph_inline_failed_t. Replace reason strings with enums.
23537 Call cgraph_inline_failed_string for text output.
23538 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23541 2009-03-28 Jan Hubicka <jh@suse.cz>
23543 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23544 cgraph_clone_node): Remove master clone handling.
23545 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23546 * cgraph.h (master_clone): Remove.
23547 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23548 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23549 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23551 2009-03-28 Jan Hubicka <jh@suse.cz>
23553 * cgraph.c (cgraph_function_body_availability): Functions declared
23554 inline are always safe to assume that it is not going to be replaced.
23556 2009-03-28 Richard Guenther <rguenther@suse.de>
23558 PR tree-optimization/38513
23559 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23560 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23561 EXC_PTR_EXPR and FILTER_EXPR.
23562 (get_ref_from_reference_ops): Likewise.
23564 2009-03-28 Richard Guenther <rguenther@suse.de>
23566 PR tree-optimization/38968
23567 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23568 Use FLOOR_MOD_EXPR to compute misalignment.
23570 2009-03-28 Richard Guenther <rguenther@suse.de>
23572 PR tree-optimization/37795
23573 * tree.h (combine_comparisons): Declare.
23574 * fold-const.c (combine_comparisons): Export.
23575 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23577 (ifcombine_iforif): Use combine_comparisons.
23579 2009-03-28 Jan Hubicka <jh@suse.cz>
23581 * tree-eh.c (inlinable_call_p): New function.
23582 (make_eh_edges): Use it.
23583 (verify_eh_edges): Use it.
23584 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23585 * except.c (reachable_next_level): Add inlinable_function argument
23586 (sjlj_find_directly_reachable_regions): Update.
23587 (add_reachable_handler): Do not set saw_any_handlers.
23588 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23589 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23590 Add new inlinable call parameter.
23591 (can_throw_internal, can_throw_external): Update.
23592 * except.h (can_throw_internal_1, can_throw_external_1,
23593 foreach_reachable_handler): Update declaration.
23595 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23597 * config/arm/t-arm-coff, config/h8300/coff.h,
23598 config/i386/i386-aout.h, config/i386/i386-coff.h,
23599 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23600 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23601 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23602 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23603 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23604 sys-types.h: Remove.
23605 * Makefile.in: Remove protoize and fixproto support and references
23607 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23608 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23610 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23611 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23612 unprotoize$(exeext).
23613 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23614 (.PHONY): Don't depend on proto.
23615 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23616 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23617 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23618 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23619 build/gen-protos.o, build/scan.o, xsys-protos.h,
23620 build/fix-header$(build_exeext), build/fix-header.o,
23621 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23622 stmp-install-fixproto): Remove.
23623 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23624 SYSCALLS.c or fixproto files.
23625 (install-common): Don't install protoize.
23626 (install-headers-tar, install-headers-cpio, install-headers-cp):
23627 Don't depend on $(STMP_FIXPROTO).
23628 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23629 install fixproto files or write out fixproto settings.
23630 (uninstall): Don't uninstall protoize.
23631 * config.gcc (use_fixproto): Remove.
23632 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23633 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23634 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23635 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23636 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23637 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23638 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23639 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23640 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23641 * config/t-vxworks (STMP_FIXPROTO): Remove.
23642 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23643 STMP_FIXPROTO): Remove.
23644 * config.in, configure: Regenerate.
23645 * crtstuff.c (gid_t, uid_t): Don't undefine.
23646 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23647 (arm-*-coff, arm-*-aout: Remove target entries.
23648 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23649 Remove mention of AIX 4.1.
23650 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23651 * doc/invoke.texi (Running Protoize): Remove.
23652 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23653 (Protoize Caveats): Remove.
23654 * tsystem.h: Update comments on headers assumed to exist.
23656 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23658 * genautomata.c: Add a new year to the copyright. Add a new
23660 (struct insn_reserv_decl): Add comments for member bypass_list.
23661 (find_bypass): Remove.
23662 (insert_bypass): New.
23663 (process_decls): Use insert_bypass.
23664 (output_internal_insn_latency_func): Output all bypasses with the
23665 same input insn in one switch case.
23667 * rtl.def (define_bypass): Describe bypass choice.
23668 * doc/md.texi (define_bypass): Ditto.
23670 2009-03-27 Richard Guenther <rguenther@suse.de>
23672 * gimplify.c (mark_addressable): Export.
23673 * tree-flow.h (mark_addressable): Declare.
23674 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23675 * tree-ssa.c (verify_phi_args): Verify that address taken
23676 variables have TREE_ADDRESSABLE set.
23678 2009-03-27 Richard Guenther <rguenther@suse.de>
23680 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23681 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23682 Do not mark decls TREE_ADDRESSABLE.
23683 (build_fold_addr_expr): Adjust.
23684 (fold_addr_expr): Remove.
23685 (fold_unary): Use build_fold_addr_expr.
23686 (fold_comparison): Likewise.
23687 (split_address_to_core_and_offset): Likewise.
23688 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23690 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23691 (gimplify_modify_expr_to_memcpy): Mark source and destination
23693 * omp-low.c (create_omp_child_function): Mark the object decl
23695 (lower_rec_input_clauses): Mark the var we take the address of
23697 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23699 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23701 PR middle-end/39315
23702 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23703 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23705 2009-03-27 Richard Guenther <rguenther@suse.de>
23707 PR tree-optimization/39120
23708 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23710 (handle_lhs_call): Process return constraints. Add escape
23711 constraints if necessary.
23712 (handle_const_call): Fill out return constraints. Make nested
23713 case more precise. Avoid consttmp if possible.
23714 (handle_pure_call): Fill out return constraints. Avoid
23715 callused if possible.
23716 (find_func_aliases): Simplify call handling.
23718 2009-03-27 Richard Guenther <rguenther@suse.de>
23720 PR tree-optimization/39120
23721 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23722 as a representative.
23723 (solve_graph): Do propagate CALLUSED.
23724 (handle_pure_call): Use a scalar constraint from CALLUSED for
23726 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23729 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23732 * c-common.c (handle_aligned_attribute): Properly check alignment
23733 overflow. Use (1U << i) instead of (1 << i).
23735 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23737 * expr.h (get_mem_align_offset): Updated.
23739 * tree.h (tree_decl_common): Change align to "unsigned int" and
23740 move it before pointer_alias_set.
23742 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23743 Jakub Jelinek <jakub@redhat.com>
23746 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23747 gr_register_operand with gr_reg_or_0_operand.
23748 (cmpxchg_rel_di): Likewise.
23749 (sync_lock_test_and_set<mode>): Likewise.
23751 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23753 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23754 (true_regnum): Likewise.
23756 * rtlanal.c (subreg_info): Moved to ...
23757 * rtl.h (subreg_info): Here. New.
23758 (subreg_get_info): New.
23760 * rtlanal.c (subreg_get_info): Make it extern.
23762 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23765 * config/i386/i386.c (ix86_abi): New.
23766 (override_options): Handle -mabi=.
23767 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23768 (ix86_call_abi_override): Likewise.
23769 (init_cumulative_args): Likewise.
23770 (function_arg_advance): Likewise.
23771 (function_arg_64): Likewise.
23772 (function_arg): Likewise.
23773 (ix86_pass_by_reference): Likewise.
23774 (ix86_function_value_regno_p): Likewise.
23775 (ix86_build_builtin_va_list_abi): Likewise.
23776 (setup_incoming_varargs_64): Likewise.
23777 (is_va_list_char_pointer): Likewise.
23778 (ix86_init_machine_status): Likewise.
23779 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23780 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23781 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23782 (ix86_function_abi): Make it static and return enum calling_abi.
23783 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23785 (ix86_fn_abi_va_list): Updated.
23787 * config/i386/i386.h (ix86_abi): New.
23788 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23789 (CONDITIONAL_REGISTER_USAGE): Likewise.
23790 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23791 (machine_function): Likewise.
23793 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23795 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23796 (STACK_BOUNDARY): Likewise.
23797 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23799 * config/i386/i386.opt (mabi=): New.
23801 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23802 return enum calling_abi.
23803 (ix86_function_type_abi): Likewise.
23804 (ix86_function_abi): Removed.
23806 * doc/invoke.texi: Document -mabi= option for x86.
23808 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23810 * builtins.c (real_dconstp): Delete.
23811 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23813 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23814 Jakub Jelinek <jakub@redhat.com>
23817 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23818 (gen_subprogram_die): When a function is explicit, generate the
23819 DW_AT_explicit attribute.
23820 * langhooks.h (struct lang_hooks_for_decls): Add
23821 function_decl_explicit_p langhook.
23822 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23823 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23825 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23827 * builtins.c (fold_builtin_memory_op): Optimize memmove
23828 into memcpy if we can prove source and destination don't overlap.
23830 * tree-inline.c: Include gt-tree-inline.h.
23831 (clone_fn_id_num): New variable.
23832 (clone_function_name): New function.
23833 (tree_function_versioning): Use it.
23834 * Makefile.in (GTFILES): Add tree-inline.c.
23836 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23838 * BASE-VER: Change to 4.5.0.
23840 2009-03-27 Xinliang David Li <davidxl@google.com>
23842 PR tree-optimization/39557
23843 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23845 2009-03-27 Xinliang David Li <davidxl@google.com>
23847 PR tree-optimization/39548
23848 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23851 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23853 * c-common.c (pointer_int_sum): Use %wd on return from
23856 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23858 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23859 on return from tree_low_cst.
23861 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23864 * ginclude/stdarg.h (va_copy): Define also for
23865 __GXX_EXPERIMENTAL_CXX0X__.
23867 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23870 * builtins.h (c_strlen): Do not warn here.
23871 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23872 * c-common.c (pointer_int_sum): Take an explicit location.
23873 Warn about offsets out of bounds.
23874 * c-common.h (pointer_int_sum): Adjust declaration.
23876 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23878 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23881 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23884 * opts.c (warn_if_disallowed_function_p): Don't assume
23885 get_callee_fndecl must return non-NULL.
23887 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23889 PR rtl-optimization/39522
23890 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23891 when reg_reloaded_valid is set.
23893 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23895 * config/spu/divv2df3.c: New file.
23896 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23897 (DPBIT_FUNCS): Filter out _div_df.
23899 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23901 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23902 a jump insn, count that jump in the distance to the loop start.
23904 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23907 * config/sh/sh.c (calc_live_regs): Fix condition for global
23908 registers except PIC_OFFSET_TABLE_REGNUM.
23910 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23913 * doc/invoke.texi (-mconsole): New.
23915 (-mno-cygwin): New.
23917 (-mnop-fun-dllimport): New.
23921 (sub section "i386 and x86-64 Windows Options"): New.
23923 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23925 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23926 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23928 2009-03-25 Richard Guenther <rguenther@suse.de>
23930 PR middle-end/39497
23931 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23934 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23936 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23937 neither of haifa/selective schedulers are working.
23939 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23941 * doc/invoke.texi (Debugging Options): Fix description of
23942 -fno-merge-debug-strings.
23944 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23946 * config/cris/libgcc.ver: New version-script.
23947 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23949 * configure.ac <GAS features, nop mnemonic>: Add pattern
23950 crisv32-*-* for "nop".
23951 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23952 * configure: Regenerate.
23954 2009-03-24 Ira Rosen <irar@il.ibm.com>
23956 PR tree-optimization/39529
23957 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23958 mark_sym_for_renaming for the tag copied to the new vector
23961 2009-03-24 Arthur Loiret <aloiret@debian.org>
23963 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23964 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23965 EXTRA_SPEC_FUNCTIONS.
23966 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23967 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23968 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23969 -march and -mtune options.
23971 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23973 * config/m68k/t-rtems: Add m5329 multilib.
23975 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23976 Jakub Jelinek <jakub@redhat.com>
23979 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23982 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23985 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23986 instead of c_parser_expression_conv, if original_code isn't one of the
23987 4 allowed comparison codes, fail.
23989 2009-03-23 Richard Guenther <rguenther@suse.de>
23991 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23992 * tree.h (struct tree_type): Likewise.
23993 * reload.h (struct insn_chain): Likewise.
23994 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23995 * function.h (struct function): Likewise.
23996 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23998 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24000 PR tree-optimization/39516
24001 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24003 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24005 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24006 should be set true if BITS_PER_WORD of target is bigger than 32
24008 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24010 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24011 Translate -B-options to -rpath-link. Correct existing
24012 rpath-link and conditionalize on !nostdlib.
24014 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24016 * doc/extend.texi (Function Attributes, Variable Attributes):
24018 * doc/invoke.texi (Debugging Options, Optimize Options)
24019 (i386 and x86-64 Options, MCore Options): Likewise.
24021 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24024 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24025 it for block local namespace aliases.
24026 (gen_decl_die): Pass context_die to gen_namespace_die.
24028 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24031 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24032 minimum or maximum value.
24034 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24036 * reginfo.c (globalize_reg): Recompute derived reg sets.
24038 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24041 * libgcc2.c (mprotect): Do not use signed arguments for
24042 VirtualProtect, use DWORD arguments. Also fix the 'may
24043 be used uninitialized' warning for the np variable.
24045 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24048 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24049 functions using regparm calling conventions when not optimizing.
24050 (ix86_function_sseregparm): Similarly for sseregparm calling
24053 2009-03-19 Li Feng <nemokingdom@gmail.com>
24055 PR middle-end/39500
24056 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24057 dependence if the first conflict is after niter iterations.
24059 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24061 PR middle-end/38609
24062 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24063 functions with dynamic stack-pointer adjustments.
24065 2009-03-19 Ben Elliston <bje@au.ibm.com>
24067 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24068 option; change to -msdata=data.
24070 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24072 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24075 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24078 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24080 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24082 * doc/invoke.texi (Code Gen Options): Expand discussion of
24085 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24087 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24088 * matrix-reorg.c (struct matrix_info): Likewise.
24089 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24090 * rtl.h (struct mem_attrs): Likewise.
24091 * df.h (struct df): Likewise.
24092 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24093 * ira-int.h (struct ira_allocno): Likewise.
24094 * df-scan.c (struct df_collection_rec): Likewise.
24095 * ira.c (struct equivalence): Likewise.
24096 * function.c (struct temp_slot): Likewise.
24097 * cfgloop.h (struct loop): Likewise.
24100 * function.c (use_register_for_decl): When not optimizing, disregard
24101 register keyword for variables with types containing methods.
24103 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24105 PR middle-end/39447
24106 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24107 (is_simple_operand): Call contains_component_ref_p before calling data
24108 reference analysis that would fail on COMPONENT_REFs.
24110 * tree-vrp.c (search_for_addr_array): Fix formatting.
24112 2009-03-18 Richard Guenther <rguenther@suse.de>
24114 * tree-vect-transform.c (vect_loop_versioning): Fold the
24115 generated comparisons.
24116 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24117 (slpeel_tree_peel_loop_to_edge): Likewise.
24119 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24121 PR middle-end/37805
24122 * opts.c (print_specific_help): In addition to `undocumented',
24123 accept `separate' and `joined' flags if passed alone. Describe
24124 output by the first matched one of those.
24125 (common_handle_option): Skip over empty strings.
24126 * gcc.c (display_help): Fix help string for `--help='.
24127 * doc/invoke.texi (Option Summary, Overall Options): With
24128 `--help=', classes and qualifiers can both be repeated, but
24129 only the latter can be negated. One should not pass only
24130 negated qualifiers. Fix markup and examples.
24133 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24134 PR middle-end/37805
24135 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24136 and -fhelp=separate.
24138 2009-03-17 Jing Yu <jingyu@google.com>
24140 PR middle-end/39378
24141 * function.h (struct rtl_data): Move is_thunk from here...
24142 (struct function): ...to here.
24143 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24144 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24146 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
24148 (alpha_does_function_need_gp, alpha_start_function): Likewise.
24149 (alpha_output_function_end_prologue): Likewise.
24150 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
24151 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
24152 (rs6000_output_function_epilogue): Likewise.
24153 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
24155 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
24158 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
24159 from different units in a single alternative.
24160 (*truncdfsf_i387): Ditto.
24161 (*truncxfsf2_mixed): Ditto.
24162 (*truncxfdf2_mixed): Ditto.
24164 2009-03-17 Jakub Jelinek <jakub@redhat.com>
24166 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
24167 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
24170 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24171 unused non-artificial variables when not optimizing.
24174 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24175 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24176 NAMESPACE_DECL in its DECL_INITIAL.
24178 PR middle-end/39443
24179 * optabs.c (set_user_assembler_libfunc): New function.
24180 * expr.h (set_user_assembler_libfunc): New prototype.
24181 * c-common.c: Include libfuncs.h.
24182 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24183 for memcmp, memset, memcpy, memmove and abort.
24184 * Makefile.in (c-common.o): Depend on libfuncs.h.
24187 * dwarf2out.c (gen_inlined_enumeration_type_die,
24188 gen_inlined_structure_type_die, gen_inlined_union_type_die,
24189 gen_tagged_type_instantiation_die): Removed.
24190 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
24193 2009-03-17 Janis Johnson <janis187@us.ibm.com>
24196 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
24198 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
24199 (check-parallel-%): Ditto.
24200 (check-consistency): Ditto.
24202 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24204 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24205 local variable rhs by NULL_TREE.
24207 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24210 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24212 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24215 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24217 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24220 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24221 for ms->sysv ABI calls only in 64bit mode.
24223 * config/i386/i386.md (untyped_call): Support 32bit.
24225 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24227 * doc/extend.texi: Replace x86_65 with x86_64.
24229 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24231 PR tree-optimization/39455
24232 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24233 mismatches for POINTER_TYPE_P (type).
24234 (number_of_iterations_le): Likewise.
24236 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24238 * config/picochip/picochip.c: Removed profiling support.
24239 * config/picochip/picochip.md: Removed profiling instruction.
24240 * config/picochip/picochip.h: Removed profiling builtin.
24242 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24244 * doc/install.texi (--with-host-libstdcxx): Document.
24246 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24249 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24250 generate a warning if the function name does not begin with
24251 "__vector" and the function has either the 'signal' or 'interrupt'
24252 attribute, from here to ...
24253 (avr_declare_function_name): ...here. New function.
24254 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24255 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24257 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24260 * cse.c (fold_rtx): Don't modify original const_arg1 when
24261 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24262 separate variable instead.
24263 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24264 from out of range shift counts.
24265 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24267 2009-03-13 Catherine Moore <clm@codesourcery.com>
24269 * config/i386/x-mingw32 (host-mingw32.o): Replace
24270 diagnostic.h with $(DIAGNOSTIC_H).
24272 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24275 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24277 * config/i386/sync.md (sync_compare_and_swap<mode>,
24278 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24279 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24281 (sync_double_compare_and_swapdi_pic,
24282 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24283 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24285 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24288 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24290 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24293 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24294 (avx_addsubv4df3): Likewise.
24295 (*avx_addsubv4sf3): Likewise.
24296 (sse3_addsubv4sf3): Likewise.
24298 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24301 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24303 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24306 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24307 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24308 registers for allocnos created from user-defined variables.
24310 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24313 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24314 of non-integer mode as well.
24316 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24318 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24319 for functions for which the parameter types are unknown.
24321 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24324 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24325 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24326 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24327 * config/i386/i386.c (ix86_local_alignment): For
24328 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24329 long long variables on the stack to avoid dynamic realignment.
24330 Allow the first argument to be a decl rather than type.
24331 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24333 2009-03-11 Nick Clifton <nickc@redhat.com>
24336 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24338 Add description to mno-lsim option.
24339 * config/mcore/mcore.h: Remove comment about deprecated m4align
24341 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24342 * doc/invoke.texi: Add description of mno-lsim and
24343 mstack-increment options.
24345 * config/fr30/fr30.opt: Document the -mno-lsim option.
24346 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24347 and -mno-lsim options.
24349 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24351 * fold-const.c (fold_comparison): Only call fold_inf_compare
24352 if the mode supports infinities.
24354 2009-03-11 Jason Merrill <jason@redhat.com>
24357 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24358 end already did. Notice GIMPLE_CALL modifications of the result.
24359 Don't copy debug information from an ignored decl or a decl from
24362 2009-03-10 Richard Guenther <rguenther@suse.de>
24363 Nathan Froyd <froydnj@codesourcery.com>
24365 PR middle-end/37850
24366 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24367 (__divMODE3): Likewise.
24369 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24371 PR tree-optimization/39394
24372 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24373 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24375 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24377 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24378 inline asms for register asm ("") declarations.
24380 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24382 * fold-const.c (fold_unary): Fix comment.
24384 2009-03-07 Jan Hubicka <jh@suse.cz>
24387 * tree-inline.c (setup_one_parameter): Do replacement of const
24388 argument by constant in SSA form.
24390 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24392 PR middle-end/38028
24393 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24394 determine alignment passed to assign_stack_local.
24395 (assign_parms_unsplit_complex): Likewise.
24396 * except.c (sjlj_build_landing_pads): Likewise.
24398 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24400 PR middle-end/39360
24401 * tree-flow.h (add_referenced_var): Return bool instead of void.
24402 * tree-dfa.c (add_referenced_var): Return result of
24403 referenced_var_check_and_insert call.
24404 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24405 of referenced_var_check_and_insert.
24408 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24409 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24410 DIE, don't emit it if abstract origin already has it.
24411 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24412 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24414 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24416 * genpreds.c (needs_variable): Fix parentheses at variable name
24418 (write_tm_constrs_h): Indent generated code.
24420 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24422 * doc/extend.texi (Function Attributes): Add documentation
24423 for isr attributes.
24425 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24428 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24429 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24431 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24433 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24436 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24439 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24440 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24442 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24444 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24445 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24446 constants instead of magic numbers.
24447 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24449 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24450 (x86_64_ms_abi_int_parameter_registers): Ditto.
24451 (x86_64_int_return_registers): Ditto.
24452 (ix86_maybe_switch_abi): Ditto.
24453 (ix86_expand_call): Ditto for clobbered_registers array.
24454 (ix86_hard_regno_mode_ok): Ditto.
24455 (x86_extended_QIreg_mentioned_p): Ditto.
24457 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24459 PR tree-optimization/39349
24460 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24462 * combine.c (gen_lowpart_for_combine): Use omode when generating
24465 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24467 PR rtl-optimization/39235
24468 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24470 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24472 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24474 2009-03-04 Richard Guenther <rguenther@suse.de>
24476 PR tree-optimization/39362
24477 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24478 that occur in abnormal PHIs should be varying.
24480 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24482 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24484 (simple_iv): Take loop as an argument instead of statement.
24485 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24486 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24488 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24490 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24491 * matrix-reorg.c (analyze_transpose): Ditto.
24492 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24493 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24494 * tree-predcom.c (ref_at_iteration): Ditto.
24495 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24497 2009-03-04 Richard Guenther <rguenther@suse.de>
24499 PR tree-optimization/39358
24500 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24501 escaped_id and callused_id.
24502 (solve_graph): Likewise.
24504 2009-03-04 Richard Guenther <rguenther@suse.de>
24506 PR tree-optimization/39339
24507 * tree-sra.c (try_instantiate_multiple_fields): Make it
24508 no longer ICE on the above.
24510 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24512 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24513 that fits within Pmode.
24515 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24517 PR middle-end/10109
24518 * tm.texi (LIBCALL_VALUE): Update description.
24520 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24522 PR middle-end/34443
24523 * doc/extend.texi (section): Update description.
24525 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24527 PR middle-end/39345
24528 * tree-inline.c (remapped_type): New.
24529 (can_be_nonlocal): Call remapped_type instead of remap_type.
24531 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24534 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24535 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24537 2009-03-03 Richard Guenther <rguenther@suse.de>
24539 PR middle-end/39272
24540 * tree.c (tree_nonartificial_location): New function.
24541 * tree.h (tree_nonartificial_location): Declare.
24542 * builtins.c (expand_builtin_memory_chk): Provide location
24543 of the call location for artificial function pieces.
24544 (maybe_emit_chk_warning): Likewise.
24545 (maybe_emit_sprintf_chk_warning): Likewise.
24546 (maybe_emit_free_warning): Likewise.
24547 * expr.c (expand_expr_real_1): Likewise.
24549 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24551 PR tree-optimization/39343
24552 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24553 COMPONENT_REF t has ARRAY_TYPE.
24555 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24557 PR middle-end/39335
24558 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24559 when the type precision of the induction variable should be
24560 larger than the type precision of nit.
24561 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24562 * graphite.c (graphite_loop_normal_form): Same.
24563 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24565 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24567 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24568 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24569 numbers to describe clobbered registers.
24570 (*call_value_0_rex64_ms_sysv): Ditto.
24571 * config/i386/mmx.md (mmx_emms): Ditto.
24572 (mmx_femms): Ditto.
24574 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24576 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24579 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24581 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24582 (spu_section_type_flags): New function.
24584 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24586 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24587 reg_class_contents of FLOAT_REGS into a temporary.
24589 2009-03-02 Richard Guenther <rguenther@suse.de>
24590 Ira Rosen <irar@il.ibm.com>
24592 PR tree-optimization/39318
24593 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24594 information to the vectorized statement.
24596 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24598 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24599 variable. Use defined names instead of magic constants for REX SSE
24602 2009-03-01 Richard Guenther <rguenther@suse.de>
24604 PR tree-optimization/39331
24605 * omp-low.c (lower_send_shared_vars): Do not receive new
24606 values for the reference of DECL_BY_REFERENCE parms or results.
24608 2009-03-01 Jan Hubicka <jh@suse.cz>
24611 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24612 BLOCK_NONLOCALIZED_VAR): New macros.
24613 (tree_block): Add nonlocalized_vars.
24614 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24615 gen_decl_die): Add origin argument. Allow generation of die with
24616 origin at hand only.
24617 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24618 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24620 (gen_block_die): Fix checking for unused blocks.
24621 (process_scope_var): Break out from .... ; work with origins only.
24622 (decls_for_scope) ... here; process nonlocalized list.
24623 (dwarf2out_ignore_block): Look for nonlocalized vars.
24624 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24626 (dump_scope_block): Dump them.
24627 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24628 (remap_block): Likewise.
24629 (can_be_nonlocal): New predicate.
24630 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24632 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24634 * configure: Regenerate.
24636 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24638 * optc-gen.awk: No need to duplicate option flags twice.
24639 Reuse help texts for duplicate options which do not have any.
24641 * gcc.c (display_help): Document --version.
24643 * gcc.c (main): If print_help_list and verbose_flag, ensure
24644 driver output comes before subprocess output.
24646 * optc-gen.awk: Assign all remaining fields to help string,
24647 space-separated, for multi-line help in *.opt.
24649 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24650 -Wno-pedantic-ms-format is for MinGW targets only.
24652 * doc/options.texi (Option file format): Fix bad indentation,
24653 restoring dropped sentence.
24655 2009-02-28 Jan Hubicka <jh@suse.cz>
24657 * tree-inline.c (tree_function_versioning): Output debug info.
24659 2009-02-28 Jan Hubicka <jh@suse.cz>
24662 * tree-inline.c (setup_one_parameter): Do not copy propagate
24663 arguments when not optimizing.
24665 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24668 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24669 (avx_addsubv4df3): Likewise.
24670 (*avx_addsubv4sf3): Likewise.
24671 (sse3_addsubv4sf3): Likewise.
24672 (*avx_addsubv2df3): Likewise.
24673 (sse3_addsubv2df3): Likewise.
24674 (avx_unpckhps256): Correct item selectors.
24675 (avx_unpcklps256): Likewise.
24676 (avx_unpckhpd256): Likewise.
24677 (avx_unpcklpd256): Likewise.
24679 2009-02-28 Jan Hubicka <jh@suse.cz>
24681 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24683 (copy_arguments_for_versioning): If var is declared don't declare it.
24684 (tree_function_versioning): First setup substitutions and then copy
24687 2009-02-27 Jan Hubicka <jh@suse.cz>
24690 * cgraph.h (varpool_output_debug_info): Remove.
24691 * cgraphunit.c (varpool_output_debug_info): Remove.
24692 * dwarf2out.c (deferred_locations_struct): New struct
24693 (deferred_locations): New type.
24694 (deferred_locations_list): New static var.
24695 (deffer_location): New function.
24696 (gen_variable_die): Use it.
24697 (decls_for_scope): Output info on local static vars.
24698 (dwarf2out_finish): Process deferred locations.
24699 * varpool.c (varpool_output_debug_info): Remove.
24701 2009-02-27 Jan Hubicka <jh@suse.cz>
24704 * tree.h (TREE_PROTECTED): Fix comment.
24705 (BLOCK_HANDLER_BLOCK): Remove.
24706 (struct tree_block): Remove handler_block add body_block.
24707 (inlined_function_outer_scope_p): New.
24708 (is_body_block): Remove.
24709 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24710 * dwarf2out.c (is_inlined_entry_point): Remove.
24711 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24712 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24714 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24715 * gimplify.c (gimplify_expr): Gimplify body blocks.
24716 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24717 block with multiple subblocks.
24718 (dump_scope_block): Prettier output; dump more flags and info.
24719 (dump_scope_blocks): New.
24720 (remove_unused_locals): Use dump_scope_blocks.
24721 * tree-flow.h (dump_scope_blocks): Declare.
24722 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24723 * stmt.c (is_body_block): Remove.
24724 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24725 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24727 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24729 PR middle-end/39308
24730 * graphite.c (graphite_loop_normal_form): Do not call
24731 number_of_iterations_exit from a gcc_assert.
24733 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24735 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24736 jumps if COND is NULL.
24737 (find_cond_jump): New function.
24738 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24739 * config/s390/s390.md: Remove z10_cobra attribute value.
24741 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24743 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24744 force_const_mem returns NULL_RTX.
24746 2009-02-26 Jan Hubicka <jh@suse.cz>
24749 * cgraph.h (varpool_output_debug_info): Remove.
24750 * cgraphunit.c (varpool_output_debug_info): Remove.
24751 * dwarf2out.c (deferred_locations_struct): New struct
24752 (deferred_locations): New type.
24753 (deferred_locations_list): New static var.
24754 (deffer_location): New function.
24755 (gen_variable_die): Use it.
24756 (decls_for_scope): Output info on local static vars.
24757 (dwarf2out_finish): Process deferred locations.
24758 * varpool.c (varpool_output_debug_info): Remove.
24760 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24762 PR rtl-optimization/39241
24763 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24764 to subreg_offset_representable_p.
24766 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24768 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24769 execute function prototype. Get f and nregs from max_reg_num
24770 and get_insns. Remove the first backward pass as it's dead,
24771 guard the forward pass by flag_expensive_optimizations.
24772 (rest_of_handle_regmove): Delete.
24773 (pass_regmove): Replace it with regmove_optimize.
24775 2009-02-25 Martin Jambor <mjambor@suse.cz>
24777 PR tree-optimization/39259
24778 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24779 calls_alloca function flags.
24780 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24781 calls are detected.
24783 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24785 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24786 flags_set_1_rtx, flags_set_1_set): Delete.
24787 (regmove_optimize): Do not call mark_flags_life_zones.
24789 2009-02-24 Julian Brown <julian@codesourcery.com>
24792 * config/arm/arm.c (require_pic_register): Only set
24793 cfun->machine->pic_reg once per function.
24795 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24797 * doc/invoke.texi (Link Options): Document an easier way to pass
24798 options that take arguments to the GNU linker using -Xlinker and -Wl.
24800 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24803 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24805 2009-02-24 Richard Guenther <rguenther@suse.de>
24808 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24810 2009-02-24 Richard Guenther <rguenther@suse.de>
24811 Zdenek Dvorak <ook@ucw.cz>
24813 PR tree-optimization/39233
24814 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24815 from converting them to a generic type.
24817 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24819 PR tree-optimization/39260
24820 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24821 contains a condition with a real type.
24822 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24824 2009-02-23 Jason Merrill <jason@redhat.com>
24827 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24828 narrowing_initializer_constant_valid_p.
24829 (narrowing_initializer_constant_valid_p): Don't return
24830 null_pointer_node for adding a pointer to itself.
24832 2009-02-23 Jan Hubicka <jh@suse.cz>
24835 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24838 2009-02-23 Jan Hubicka <jh@suse.cz>
24840 PR tree-optimization/37709
24841 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24842 * tree.h (block_ultimate_origin): Declare.
24843 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24844 * tree-ssa-live.c (remove_unused_scope_block_p):
24845 Eliminate blocks containig no instructions nor live variables nor
24847 (dump_scope_block): New function.
24848 (remove_unused_locals): Enable removal of dead blocks by default;
24849 enable dumping at TDF_DETAILS.
24851 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24853 * config/i386/i386.c (classify_argument): Don't allow COImode
24855 (function_arg_advance_32): Don't allow OImode.
24856 (function_arg_32): Likewise.
24857 (function_value_32): Likewise.
24858 (return_in_memory_32): Likewise.
24859 (function_arg_64): Remove OImode comment.
24861 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24864 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24865 ix86_expand_vector_set for V4DImode in 64bit mode only.
24866 (ix86_expand_vector_init_one_var): Likewise.
24868 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24870 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24872 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24875 * loop-iv.c: Revert last change.
24876 * emit-rtl.c: Likewise.
24878 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24881 * config/i386/i386.c (type_natural_mode): Remove an extra
24882 space in the warning message.
24883 (function_value_32): Handle 32-byte vector modes.
24884 (return_in_memory_32): Likewise.
24886 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24888 * loop-iv.c (truncate_value): New function.
24889 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24891 (lowpart_subreg): Move to...
24892 * emit-rtl.c: ...here.
24894 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24896 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24897 accidental and undocumented change at revision 140860.
24899 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24901 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24902 take gimple_seq * arguments.
24903 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24904 types_compatible_p langhook.
24906 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24907 Joseph Myers <joseph@codesourcery.com>
24909 * config/arm/arm.c (arm_builtin_va_list): New function.
24910 (arm_expand_builtin_va_start): Likewise.
24911 (arm_gimplify_va_arg_expr): Likewise.
24912 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24913 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24914 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24915 (va_list_type): New variable.
24916 (arm_mangle_type): Mangle va_list_type appropriately.
24918 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24920 PR middle-end/39157
24921 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24922 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24923 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24924 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24925 parameter to 1000 for -O1 by default.
24926 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24928 * loop-invariant.c: Include params.h.
24929 (move_loop_invariants): Don't call move_single_loop_invariants on
24932 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24934 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24935 offset when calculating bounds for indexing stack_usage_map. Fixes
24936 a buffer overflow with certain target setups.
24938 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24941 * calls.c (expand_call): Clear try_tail_call if caller and callee
24942 disagree in promotion of function return value.
24944 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24947 * c-common.c (c_determine_visibility): If visibility changed and
24948 DECL_RTL has been already set, call make_decl_rtl to update symbol
24951 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24954 * varasm.c (assemble_variable): Don't check DECL_NAME when
24955 globalizing a variable.
24957 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24960 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24961 expression before any __builtin_trap call.
24962 * c-typeck.c (build_function_call): Convert and check function
24963 arguments before generating a call to a trap. Evaluate the
24964 function arguments before the trap.
24966 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24969 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24970 (UNSPEC_FXAM_MEM): New unspec.
24971 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24972 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24973 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24975 2009-02-19 Richard Guenther <rguenther@suse.de>
24977 PR tree-optimization/39207
24978 PR tree-optimization/39074
24979 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24980 storedanything_tree): New.
24981 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24982 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24983 (build_succ_graph): Add edges from STOREDANYTHING to all
24985 (init_base_vars): Initialize STOREDANYTHING.
24986 (compute_points_to_sets): Free substitution info after
24987 building the succ graph.
24988 (ipa_pta_execute): Likewise.
24990 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24992 (do_ds_constraint): Do not add to special var or non-pointer
24994 (type_could_have_pointers): Split out from ...
24995 (could_have_pointers): ... here. For arrays use the element type.
24996 (create_variable_info_for): Initialize may_have_pointers.
24997 (new_var_info): Likewise.
24998 (handle_lhs_call): Make the HEAP variable unknown-sized.
24999 (intra_create_variable_infos): Use a type with pointers for
25000 PARM_NOALIAS, make it unknown-sized.
25002 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25005 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25007 2009-02-18 Jason Merrill <jason@redhat.com>
25010 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25011 value if DECL_EXTERNAL.
25012 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25013 * target.h (gcc_target::binds_local_p): Clarify "module".
25014 * tree.h (TREE_PUBLIC): Clarify "module".
25016 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25019 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25020 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25022 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25025 * c.opt (Wabi): Support C and ObjC.
25028 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25030 * config/i386/i386.c (classify_argument): Warn once about the ABI
25031 change when passing union with long double.
25033 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25035 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25038 * c-parser.c (c_parser_compound_statement): Always enter and leave
25041 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25044 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25046 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25048 PR tree-optimization/36922
25049 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25050 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25053 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25055 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25058 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25060 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25062 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25064 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25067 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25068 Richard Sandiford <rdsandiford@googlemail.com>
25070 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25071 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25072 (loongson_biadd): ...this.
25074 2009-02-17 Richard Guenther <rguenther@suse.de>
25076 PR tree-optimization/39202
25077 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25078 a var make sure to follow existing collapses.
25080 2009-02-17 Richard Guenther <rguenther@suse.de>
25082 PR middle-end/39214
25083 * langhooks.c (lhd_print_error_function): Check for NULL block.
25085 2009-02-17 Richard Guenther <rguenther@suse.de>
25087 PR tree-optimization/39204
25088 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25091 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25093 * config/soft-fp/double.h: Update from glibc CVS.
25095 2009-02-17 Richard Guenther <rguenther@suse.de>
25097 PR tree-optimization/39207
25098 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25099 strict-aliasing warnings for pointers pointing to NULL.
25101 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25104 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25105 skipping until next close brace.
25107 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25110 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25111 to function argument boundary.
25113 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25115 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25116 in the lea_add. Reload eventually constraints it properly.
25117 * config/picochip/constraints.md: Remove the target constraint
25118 "b", since it is not needed anymore.
25120 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25122 * gthr-dce.h: Uglify function parameter and local variable names.
25123 * gthr-gnat.h: Likewise.
25124 * gthr-mipssde.h: Likewise.
25125 * gthr-nks.h: Likewise.
25126 * gthr-posix95.h: Likewise.
25127 * gthr-posix.h: Likewise.
25128 * gthr-rtems.h: Likewise.
25129 * gthr-single.h: Likewise.
25130 * gthr-solaris.h: Likewise.
25131 * gthr-tpf.h: Likewise.
25132 * gthr-vxworks.h: Likewise.
25133 * gthr-win32.h: Likewise.
25135 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25138 * config/i386/i386.md: Restrict the new peephole2 to move
25139 between MMX/SSE registers.
25141 2009-02-15 Richard Guenther <rguenther@suse.de>
25144 2009-02-13 Richard Guenther <rguenther@suse.de>
25146 * configure.ac: Enable LFS.
25147 * configure: Re-generate.
25148 * config.in: Likewise.
25150 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25152 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
25153 spu_srqwbyte, spu_srqwbytebc): Define.
25154 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
25155 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
25156 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
25157 "shrqby_<mode>"): New insn-and-split patterns.
25158 * config/spu/spu.c (expand_builtin_args): Determine and return
25159 number of operands using spu_builtin_description data.
25160 (spu_expand_builtin_1): Use it.
25162 2009-02-13 Steve Ellcey <sje@cup.hp.com>
25165 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
25168 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25171 * config/i386/i386.c (override_options): Correct warning
25172 messages for -malign-loops, -malign-jumps and -malign-functions.
25174 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25177 * config/i386/i386.md: Restrict the new peephole2 to move
25178 between the general purpose registers.
25180 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25183 * config/i386/i386.c (type_natural_mode): Add a new argument.
25184 Return the original mode and warn ABI change if vector size is 32byte.
25185 (function_arg_advance): Updated.
25186 (function_arg): Likewise.
25187 (ix86_function_value): Likewise.
25188 (ix86_return_in_memory): Likewise.
25189 (ix86_sol10_return_in_memory): Likewise.
25190 (ix86_gimplify_va_arg): Likewise.
25191 (function_arg_32): Don't warn ABX ABI change here.
25192 (function_arg_64): Likewise.
25194 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
25196 * loop-iv.c (implies_p): In the final case, test that operands 0
25197 of the two comparisons match.
25199 * config/bfin/bfin.c (find_prev_insn_start): New function.
25200 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25201 (find_next_insn_start): Move.
25203 2009-02-13 Richard Guenther <rguenther@suse.de>
25205 * configure.ac: Enable LFS.
25206 * configure: Re-generate.
25207 * config.in: Likewise.
25209 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25212 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25213 sizes on syntax error after some arguments have been parsed.
25215 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25217 * doc/invoke.texi (-fira): Remove.
25219 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25221 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25222 * recog.c: Likewise.
25225 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25227 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25228 (umul_ppmm): Likewise.
25229 (count_leading_zeros): Likewise.
25230 (count_trailing_zeros): Likewise.
25231 (UMUL_TIME): Likewise.
25233 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25235 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25236 soft-fp/t-softfp to tmake_file.
25238 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25239 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25240 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25241 IA64_BUILTIN_INFQ]: New.
25242 (ia64_init_builtins): Initialize __builtin_infq,
25243 __builtin_fabsq and __builtin_copysignq if not HPUX.
25244 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25245 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25247 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25249 (__fixtfti): Likewise.
25250 (__fixunstfti): Likewise.
25251 (__floattitf): Likewise.
25253 * config/ia64/libgcc-glibc.ver: New.
25254 * config/ia64/t-fprules-softfp: Likewise.
25255 * config/ia64/sfp-machine.h: Likewise.
25257 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25258 (LIBGCC2_TF_CEXT): Likewise.
25259 (TF_SIZE): Likewise.
25260 (TARGET_INIT_LIBFUNCS): Likewise.
25262 * config/ia64/t-glibc (SHLINB_MAPFILES):
25263 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25265 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25267 * config/i386/i386.c (construct_container): Rewrite processing
25268 BLKmode with X86_64_SSE_CLASS.
25270 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25273 * config/i386/i386.md: Replace simplify_replace_rtx with
25274 replace_rtx in the new peephole2.
25276 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25278 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25279 loop unrolling do not happen at -O2.
25281 2009-02-12 Michael Matz <matz@suse.de>
25283 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25285 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25287 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25290 2009-02-12 Ben Elliston <bje@au.ibm.com>
25292 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25293 patterns when updating the back chain. Missed in the 2009-02-10
25296 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25298 * doc/extend.texi (Decimal Floating Types): Update identifier of
25299 draft TR and list of missing support.
25301 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25303 PR middle-end/39154
25304 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25305 bit to variable length decl's flags, add it also to its
25306 pointer replacement variable.
25308 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25309 Jakub Jelinek <jakub@redhat.com>
25312 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25313 (memory_blockage): New expander.
25314 (*memory_blockage): New insn pattern.
25315 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25316 instead of general blockage at the end of function prologue when
25317 frame pointer is used to access red zone area. Do not emit blockage
25318 when profiling, it is emitted in generic code.
25319 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25320 function epilogue when frame pointer is used to access red zone area.
25322 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25325 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25326 by arithmetic with memory operands.
25327 * config/i386/predicates.md (commutative_operator): New.
25329 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25331 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25334 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25336 * alias.h (record_alias_subset): Declare.
25337 * alias.c (record_alias_subset): Make global.
25339 2009-02-10 Nick Clifton <nickc@redhat.com>
25341 * tree-parloops.c: Change license to GPLv3.
25342 * ipa-struct-reorg.c: Change license to GPLv3.
25343 * ipa-struct-reorg.h: Change license to GPLv3.
25345 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25348 * c-decl.c (start_struct): Return NULL on error.
25350 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25352 PR middle-end/39124
25353 * cfgloopmanip.c (remove_path): Call remove_bbs after
25354 cancel_loop_tree, not before it.
25357 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25358 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25359 VAR_DECLs were seen.
25360 * tree-ssa-live.c (remove_unused_locals): Recompute
25361 cfun->has_local_explicit_reg_vars.
25362 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25363 copies or clearings if cfun->has_local_explicit_reg_vars.
25365 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25368 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25369 of function prologue when frame pointer is used to access
25372 2009-02-10 Richard Guenther <rguenther@suse.de>
25374 PR middle-end/39127
25375 * gimplify.c (gimple_regimplify_operands): Always look if
25376 we need to create a temporary.
25378 2009-02-10 Richard Guenther <rguenther@suse.de>
25380 PR tree-optimization/39132
25381 * tree-loop-distribution.c (todo): New global var.
25382 (generate_memset_zero): Trigger TODO_rebuild_alias.
25383 (tree_loop_distribution): Return todo.
25385 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25388 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25389 (x86_64_reg_class_name): Removed.
25390 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25391 first one isn't X86_64_SSE_CLASS or any other ones aren't
25392 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25393 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25394 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25395 and 3 X86_64_SSEUP_CLASS.
25396 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25397 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25399 2009-02-10 Ben Elliston <bje@au.ibm.com>
25401 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25402 form instruction to update the stack back chain word, even if the
25403 user has disabled the generation of update instructions.
25404 (movdi_<mode>_update_stack): New.
25405 (movsi_update_stack): Likewise.
25406 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25407 always use an update form instruction to update the stack back
25410 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25412 PR middle-end/38953
25413 * graphite.c (if_region_set_false_region): After moving a region in
25414 the false branch of a condition, remove the empty dummy basic block.
25415 (gloog): Remove wrong fix for PR38953.
25417 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25419 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25420 generation due to implicit sign extension.
25422 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25424 PR middle-end/38981
25425 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25426 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25428 2009-02-09 Richard Guenther <rguenther@suse.de>
25430 PR middle-end/35202
25431 * convert.c (convert_to_real): Disable (float)fn((double)x)
25432 to fnf(x) conversion if errno differences may occur and
25433 -fmath-errno is set.
25435 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25437 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25438 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25439 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25441 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25444 * c-common.c (handle_alias_attribute): Disallow attribute for
25445 anything not a FUNCTION_DECL or VAR_DECL.
25447 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25450 * real.c (do_compare): Special-case compare of zero against
25451 decimal float value.
25453 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25456 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25457 as indicating flexible array members unless the field itself is
25458 being declarared as the incomplete array.
25460 2009-02-06 Jan Hubicka <jh@suse.cz>
25462 PR tree-optimization/38844
25463 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25464 is already inlined.
25466 2009-02-06 Richard Guenther <rguenther@suse.de>
25468 PR middle-end/38977
25469 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25470 fork because we may expand it as __gcov_fork.
25472 2009-02-06 Nick Clifton <nickc@redhat.com>
25474 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25476 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25478 PR tree-optimization/35659
25479 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25480 vn_phi_eq): Shortcut if hashcode does not match.
25481 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25483 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25484 and avoid iterative_hash_expr.
25485 (FOR_EACH_VALUE_ID_IN_SET): New.
25486 (value_id_compare): Remove.
25487 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25488 sort expressions by value id.
25490 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25493 * config/sh/predicates.md (general_movsrc_operand): Don't check
25494 the subreg of system registers here.
25496 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25499 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25500 on the copied decl.
25502 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25504 PR rtl-optimization/39110
25505 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25506 addresses, not aligned ones.
25508 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25509 Richard Guenther <rguenther@suse.de>
25511 PR tree-optimization/39100
25512 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25513 comment says and add edges.
25515 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25518 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25519 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25521 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25523 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25524 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25525 register_bb_in_sese, new_sese, free_sese): Moved.
25526 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25527 outermost_loop_in_scop, build_scop_iteration_domain,
25528 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25529 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25530 Use loop_in_sese_p instead of loop_in_scop_p.
25531 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25532 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25533 (scopdet_basic_block_info): Fix bug in scop detection.
25534 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25535 eq_loop_to_cloog_loop): Remove.
25536 (nb_loops_around_loop_in_scop, nb_loop
25537 ref_nb_loops): Moved here...
25538 * graphite.h (ref_nb_loops): ... from here.
25539 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25540 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25541 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25543 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25544 Hans-Peter Nilsson <hp@axis.com>
25546 PR rtl-optimization/37889
25547 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25548 Move offset handling from PLUS to before the switch. Use new
25549 arguments when considering SYMBOL_REFs too.
25550 (rtx_addr_can_trap_p): Pass dummy offset and size.
25551 (enum may_trap_p_flags): Remove.
25552 (may_trap_p_1): Pass size from MEM_SIZE.
25554 PR rtl-optimization/38921
25555 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25556 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25557 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25558 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25560 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25562 AVX Programming Reference (January, 2009)
25563 * config/i386/sse.md (*vpclmulqdq): New.
25565 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25567 PR tree-optimization/38977
25568 PR gcov-profile/38292
25569 * calls.c (special_function_p): Disregard __builtin_ prefix.
25571 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25573 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25574 non-indexable addresses even before reload.
25576 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25579 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25580 as having variable size. Do not give an error for unnamed
25581 parameters with [*] declarators. Give a warning for type names
25582 with [*] declarators and mark them as variable size.
25583 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25584 for sizeof applied to [*] type names.
25586 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25589 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25591 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25593 * gcc.c (process_command): Update copyright notice dates.
25594 * gcov.c (print_version): Likewise.
25595 * gcov-dump.c (print_version): Likewise.
25596 * mips-tfile.c (main): Likewise.
25597 * mips-tdump.c (main): Likewise.
25599 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25602 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25603 for composite type involving a zero-length array type.
25605 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25608 * function.c (match_asm_constraints_1): Skip over
25609 initial optional % in the constraint.
25611 PR inline-asm/39059
25612 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25613 supported, don't accept FIXED_CSTs.
25614 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25615 and _Sat is used without _Fract/_Accum. Set specs->type to
25616 integer_type_node for cts_fract/cts_accum if fixed point is not
25619 2009-02-02 Catherine Moore <clm@codesourcery.com>
25621 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25623 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25625 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25626 (ABI_HAS_64BIT_SYMBOLS): Use it.
25627 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25629 2009-02-02 Paul Brook <paul@codesourcery.com>
25631 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25633 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25635 PR inline-asm/39058
25636 * recog.h (asm_operand_ok): Add constraints argument.
25637 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25638 recurse on matching constraint.
25639 (check_asm_operands): Pass constraints as 3rd argument to
25640 asm_operand_ok. Don't look up matching constraint here.
25641 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25644 2009-02-02 Ben Elliston <bje@au.ibm.com>
25646 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25647 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25649 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25651 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25652 information. Remove some obsolete information. Reorganize.
25654 * config/pa/fptr.c: Revert license to GPL 2.
25655 * config/pa/milli64.S: Likewise.
25657 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25660 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25661 LIBRARY name in, instead of hard-coding it.
25662 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25663 extra target make frag to tmake_files according to EH model.
25664 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25665 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25666 frags that define makefile variable EH_MODEL appropriately.
25667 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25668 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25669 to "-sjlj" according to type of EH configured.
25670 (LIBGCC_SONAME): Concatenate it to shared library base name.
25671 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25672 to "_sjlj" according to type of EH configured.
25673 (LIBGCC_SONAME): Concatenate it to shared library base name.
25674 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25675 (SHLIB_LINK): Add missing semicolon to if-else construct.
25676 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25677 string value of "pe_dll" command-line option.
25678 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25679 (SHLIB_SONAME): Use it when overriding t-cygming default.
25680 (SHLIB_IMPLIB): Override t-cygming default.
25681 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25682 string value of "pe_dll" command-line option.
25684 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25687 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25688 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25690 2009-01-31 Richard Guenther <rguenther@suse.de>
25692 PR tree-optimization/38937
25693 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25694 computing the transitive closure.
25696 2009-01-30 Richard Guenther <rguenther@suse.de>
25698 PR tree-optimization/39041
25699 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25700 Propagate variable indices only if the types match for this stmt.
25702 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25705 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25706 inline but never defined.
25708 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25710 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25711 (*insv_h_di_reg_extimm): New insn.
25712 (*insv_l<mode>_reg_extimm): New insn.
25714 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25716 * config/picochip/picochip.c (flag_conserve_stack): set
25717 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25718 fconserve-stack. Reduce call-overhead used by inliner.
25720 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25723 * common.opt (flag_conserve_stack): Initialised to zero.
25725 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25728 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25729 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25732 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25734 * ira-color.c (allocno_reload_assign): Update comments.
25735 * regmove.c (regmove_optimize): Likewise.
25739 2009-01-29 Robert Millan <rmh@aybabtu.com>
25741 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25742 * config/i386/kopensolaris-gnu.h: New file. Undefine
25743 `MD_UNWIND_SUPPORT'.
25744 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25746 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25748 PR tree-optimization/39007
25749 * tree-loop-distribution.c (generate_builtin): Use
25750 recompute_dominator to compute the immediate dominator of the
25751 basic block just after the loop.
25753 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25755 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25756 (ASM_OUTPUT_DWARF_PCREL): Define.
25758 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25760 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25761 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25762 global. Modify entries about regmove and IRA.
25764 * ra-conflict.c: Remove the file.
25766 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25768 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25769 (pass_regclass_init): Rename to pass_reginfo_init.
25771 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25773 * toplev.h (flag_ira): Remove.
25775 * caller-save.c (setup_save_areas): Remove flag_ira.
25777 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25779 * global.c: Remove the file.
25781 * opts.c (decode_options): Remove flag_ira.
25783 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25785 * regmove.c: Modify file description.
25786 (find_use_as_address, try_auto_increment): Define them only if
25787 AUTO_INC_DEC is defined.
25788 (replacement_quality, replace_in_call_usage, fixup_match_1,
25789 stable_and_no_regs_but_for_p): Remove.
25790 (reg_set_in_bb): Make it static.
25791 (regmove_optimize): Remove flag_ira and code which worked for
25794 * local-alloc.c: Remove the file.
25796 * common.opt (fira): Remove.
25798 * ira.c: Include except.h.
25799 (eliminable_regset): Move from global.c.
25800 (mark_elimination): Ditto. Remove flag_ira.
25801 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25802 equiv_mem_modified, validate_equiv_mem_from_store,
25803 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25804 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25805 no_equiv, recorded_label_ref): Move from local-alloc.c.
25806 (update_equiv_regs): Ditto. Make it static.
25807 (print_insn_chain, print_insn_chains): Move it from global.c.
25808 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25809 (build_insn_chain): Ditto. Make it static.
25810 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25811 Rename to init_live_subregs.
25812 (gate_ira): Remove flag_ira.
25814 * regclass.c: Rename reginfo.c. Change file description.
25815 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25816 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25817 (init_reg_sets_1): Remove code for evaluation of
25818 reg_class_superclasses and losing_caller_save_reg_set.
25819 (init_regs): Remove init_reg_autoinc.
25820 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25821 ok_for_base_p_nonstrict): Remove.
25822 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25823 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25824 corresponding entries.
25825 (dump_regclass, record_operand_costs, scan_one_insn,
25826 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25827 record_address_regs, auto_inc_dec_reg_p): Remove.
25828 (gt-regclass.h): Rename to gt-reginfo.h.
25830 * rtl.h (dump_global_regs, retry_global_alloc,
25831 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25833 * Makefile.in (RA_H): Remove.
25834 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25835 Rename regclass.o to reginfo.o.
25836 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25838 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25839 (GTFILES): Rename regclass.c to reginfo.c.
25841 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25842 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25844 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25845 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25847 (finish_spills): Ditto. Remove code for !flag_ira.
25849 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25851 PR middle-end/35854
25852 * doc/invoke.texi (rtl debug options): Complete rewrite.
25853 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25855 * mode-switching.c (pass_mode_switching): Rename pass from
25856 "mode-sw" to "mode_sw".
25857 * except.c (pass_convert_to_eh_ranges): Rename pass from
25858 "eh-ranges" to "eh_ranges".
25859 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25863 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25864 Alexander Monakov <amonakov@ispras.ru>
25866 PR middle-end/38857
25867 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25869 (move_exprs_to_boundary): Change return type and pass through
25870 should_move from move_op. Relax assert. Update usage ...
25871 (schedule_expr_on_boundary): ... here. Use should_move instead of
25873 (move_op_orig_expr_found): Indicate that insn was disconnected from
25875 (code_motion_process_successors): Do not call after_merge_succs
25876 callback if original expression was not found when traversing any of
25878 (code_motion_path_driver): Change return type. Update prototype.
25879 (move_op): Update comment. Add a new parameter (should_move). Update
25880 prototype. Set *should_move based on indication provided by
25881 move_op_orig_expr_found.
25883 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25885 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25886 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25887 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25888 * config/rs6000/rs6000.c (rs6000_override_options): Default
25889 avoid-indexed-addresses on for Power6, off for everything else.
25890 (avoiding_indexed_address_p): New function.
25891 (rs6000_legitimize_address): Use it.
25892 (rs6000_legitimate_address): Likewise.
25893 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25895 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25897 PR tree-optimization/38997
25898 * tree-loop-distribution.c (generate_memset_zero): Use
25899 POINTER_PLUS_EXPR for a pointer addition.
25901 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25903 * config/s390/s390.md (bswap<mode>2): New pattern added.
25905 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25907 * config/s390/s390.md (*tls_load_31): Added type attribute.
25909 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25911 * config/s390/s390.md: Fix a few comments.
25913 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25915 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25916 (*tm<mode>_full): Fixed z10prop attribute.
25917 (*tst<mode>_extimm): Fixed z10prop attribute.
25918 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25919 (*tstqiCCT_cconly): Fixed z10prop attribute.
25920 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25921 (*movsi_larl): Fixed z10prop attribute.
25922 (*movsi_zarch): Fixed z10prop attribute.
25923 (*movsi_eas): Fixed z10prop attribute.
25924 (*movhi): Fixed z10prop attribute.
25925 (*movqi): Fixed z10prop attribute.
25926 (*movstrictqi): Fixed z10prop attribute.
25927 (*mov<mode>): Fixed z10prop attribute.
25928 (*movcc): Fixed z10prop attribute.
25929 (*sethighpartdi_64): Fixed z10prop attribute.
25930 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25931 (*negdi2_sign_cc): Fixed z10prop attribute.
25932 (*negdi2_sign): Fixed z10prop attribute.
25933 (*absdi2_sign_cc): Fixed z10prop attribute.
25934 (*absdi2_sign): Fixed z10prop attribute.
25935 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25936 (*negabsdi2_sign): Fixed z10prop attribute.
25937 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25938 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25939 (doloop_si64): Fixed z10prop attribute.
25940 (doloop_si31): Fixed z10prop attribute.
25941 (doloop_long): Fixed z10prop attribute.
25942 (indirect_jump): Fixed z10prop attribute.
25943 (nop): Fixed z10prop attribute.
25944 (main_base_64): Fixed z10prop attribute.
25945 (reload_base_64): Fixed z10prop attribute.
25947 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25949 PR rtl-optimization/38740
25950 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25952 * config/mips/mips.c (mips_reorg): Likewise.
25954 2009-01-28 Richard Guenther <rguenther@suse.de>
25956 PR tree-optimization/38926
25957 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25958 with the correct value id to a value.
25959 (do_regular_insertion): Use the value number of edoubleprime
25960 for the value number of the expr.
25963 2008-08-21 Richard Guenther <rguenther@suse.de>
25965 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25966 a PHI ask VN if it is already available.
25967 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25968 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25970 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25972 PR middle-end/38934
25973 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25974 set to varying whenever max has TREE_OVERFLOW set, similarly
25975 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25977 2009-01-28 Richard Guenther <rguenther@suse.de>
25979 PR middle-end/38908
25980 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25981 uninitialized aggregate uses in call arguments.
25983 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25985 PR tree-optimization/38984
25986 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25987 the nothing_id variable if -fno-delete-null-pointer-checks.
25989 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25992 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25993 (set_got_offset_rex64): Ditto.
25995 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25998 * doc/extend.texi: Improve local variable with asm reg.
26000 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26002 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26003 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26004 was not supplied then set warn_packed_bitfield_compat to the
26005 default value of 1.
26006 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26009 2009-01-27 Richard Guenther <rguenther@suse.de>
26011 PR tree-optimization/38503
26012 * cfgexpand.c (expand_gimple_basic_block): Ignore
26013 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26014 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26015 variables that cannot have TBAA applied.
26016 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26019 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26021 PR middle-end/38969
26022 * calls.c (initialize_argument_information): Do not wrap complex
26023 arguments in SAVE_EXPR.
26025 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26027 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26028 (INSTALL_LIBGCC): Revert typo commit.
26030 2009-01-26 Richard Guenther <rguenther@suse.de>
26032 PR tree-optimization/38745
26033 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26034 from special handling.
26036 2009-01-26 Richard Guenther <rguenther@suse.de>
26038 PR tree-optimization/38745
26039 * tree-ssa.c (execute_update_addresses_taken): Do not include
26040 variables that cannot possibly be a register in not_reg_needs.
26041 Do not clear TREE_ADDRESSABLE on vars that may not become
26043 * tree-ssa.c (update_alias_info_1): Include those in the set
26044 of addressable vars.
26046 2009-01-26 Richard Guenther <rguenther@suse.de>
26048 PR middle-end/38851
26049 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26050 * tree-ssa-dse.c: Include langhooks.h
26051 (execute_simple_dse): Remove stores with zero size.
26053 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26056 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26059 2009-01-24 Julian Brown <julian@codesourcery.com>
26061 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26062 config/arm/linux-atomic.c.
26063 * config/arm/linux-atomic.c: New.
26065 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26067 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26068 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26069 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26071 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26074 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26077 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26079 PR tree-optimization/38953
26080 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26081 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26082 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26083 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26086 2009-01-24 Paul Brook <paul@codesourcery.com>
26088 * config/arm/neon.md (neon_type): Move to arm.md.
26089 (neon_mov<VSTRUCT>): Add neon_type attribute.
26090 * config/arm/arm.md (neon_type): Move to here.
26091 (conds): Add "unconditioal" and use as default for NEON insns.
26093 2009-01-24 Ben Elliston <bje@au.ibm.com>
26095 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26096 void *' warning from -Wc++-compat.
26097 * Makefile.in (dominance.o-warn): Remove.
26099 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26101 PR tree-optimization/38932
26102 * fold-const.c (fold_unary_ignore_overflow): New.
26103 * tree.h (fold_unary_ignore_overflow): Declare.
26104 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26105 * tree-ssa-sccvn.c (visit_reference_op_load,
26106 simplify_unary_expression): Likewise.
26108 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26110 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26111 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26112 regardless of their type.
26113 * c-common.c (handle_packed_attribute): Don't ignore packed on
26115 * c.opt (Wpacked-bitfield-compat): New warning option.
26116 * stor-layout.c (place_field): Warn if offset of a field changed.
26117 * doc/extend.texi (packed): Mention the ABI change.
26118 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26119 (Warning Options): Add it to the list.
26121 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26123 * c-opts.c (c_common_post_options): Fix a typo in comments.
26125 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26127 PR middle-end/38615
26128 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26129 variables to static.
26130 * doc/invoke.texi (-fmerge-all-constants): Update description.
26132 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26135 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26136 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26138 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26140 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26142 (LOCAL_ALIGNMENT): Similarly.
26144 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26145 Joseph Myers <joseph@codesourcery.com>
26147 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
26148 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
26149 * config/arm/arm-tune.md: Regenerate.
26150 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
26153 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26155 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
26156 version number to five.
26158 2009-01-22 Dodji Seketeli <dodji@redhat.com>
26161 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
26162 * c-common.c (set_underlying_type): Likewise.
26163 (is_typedef_decl ): Likewise
26165 (set_underlying_type): Likewise.
26166 (is_typedef_type): Likewise.
26168 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
26170 PR middle-end/38587
26171 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26174 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26177 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26178 (LIBGCC_SPEC): Don't define.
26179 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26181 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26183 PR rtl-optimization/38879
26184 * alias.c (base_alias_check): Unaligned access via AND address can
26185 alias all surrounding object types except those with sizes equal
26186 or wider than the size of unaligned access.
26188 2009-01-21 Dodji Seketeli <dodji@redhat.com>
26191 * c-decl.c (clone_underlying_type): Move this ...
26192 * c-common.c (set_underlying_type): ... here.
26193 Also, make sure the function properly sets TYPE_STUB_DECL() on
26194 the newly created typedef variant type.
26195 (is_typedef_decl ): New entry point.
26196 * tree.h: Added a new member member_types_needing_access_check to
26197 struct tree_decl_non_common.
26198 (set_underlying_type): New entry point.
26199 (is_typedef_type): Likewise.
26201 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26203 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26204 Check whether two instructions have memory references that
26205 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26206 are helper functions for traversing.
26207 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26208 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26209 not to draw dependency edge for instructions with non-conflicting
26212 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26215 * longlong.h: Update copyright years. Use soft-fp license notice.
26216 Sync __clz_tab declaration with glibc.
26218 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26221 * doc/extend.texi (syscall_linkage): New.
26222 (version_id): Modify.
26224 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26225 Richard Guenther <rguenther@suse.de>
26227 PR tree-optimization/38747
26228 PR tree-optimization/38748
26229 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26230 conversion if the base address is an indirect reference and the
26231 aliasing sets could cause issues.
26233 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26235 * common.opt (fgraphite, fgraphite-identity): Add comment for
26236 explaining why these options are not documented.
26238 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26240 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26241 gimple_call_lhs is NULL.
26243 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26246 * emit-rtl.c (adjust_address_1): Make sure memref is never
26249 2009-01-20 Ben Elliston <bje@au.ibm.com>
26251 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26252 const qualifier from arg parameter. Remove unnecessary cast to char *.
26253 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26254 const qualifier from arg 2.
26256 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26258 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26260 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26263 * rtl.h (reinit_regs): New prototype.
26264 * regclass.c: Include ira.h.
26265 (reinit_regs): New.
26266 * Makefile.in (regclass.o): Add ira.h.
26267 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26269 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26272 * c-common.c (handle_aligned_attribute): Use
26273 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26274 default alignment value.
26276 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26278 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26279 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26281 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26282 __BIGGEST_ALIGNMENT__.
26284 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26286 2009-01-18 Richard Guenther <rguenther@suse.de>
26288 PR tree-optimization/38819
26289 * tree-flow.h (operation_could_trap_helper_p): Declare.
26290 * tree-eh.c (operation_could_trap_helper_p): Export.
26291 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26292 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26293 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26294 are about to insert a possibly trapping instruction and fail
26297 2009-01-18 Andreas Schwab <schwab@suse.de>
26299 * doc/install.texi (Configuration): Remove obsolete paragraph
26300 about use of --with-gnu-ld with --with-gnu-as.
26302 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26304 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26305 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26306 Follow spelling conventions.
26308 2009-01-18 Ben Elliston <bje@au.ibm.com>
26310 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26311 C++ warning about implicit conversion from void * to struct
26313 (bitmap_obstack_free): Likewise for bitmap_element *.
26314 * Makefile.in (bitmap.o-warn): Remove.
26316 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26318 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26320 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26321 Tobias Grosser <tobi.grosser@amd.com>
26323 * graphite.c (graphite_trans_scop_block): Do not block single
26326 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26328 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26329 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26330 test with assertion.
26332 2009-01-16 Richard Guenther <rguenther@suse.de>
26334 PR tree-optimization/38835
26335 PR middle-end/36227
26336 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26337 and INT + PTR -> (INT)(PTR p+ INT) folding.
26338 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26340 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26343 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26344 the subreg from a lowpart subreg if it is also casting the value.
26346 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26347 Tobias Grosser <tobi.grosser@amd.com>
26349 * graphite.c (compare_prefix_loops): New.
26350 (build_scop_canonical_schedules): Rewritten.
26351 (graphite_transform_loops): Move build_scop_canonical_schedules
26352 after build_scop_iteration_domain.
26354 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26355 Tobias Grosser <tobi.grosser@amd.com>
26357 * graphite.c (add_conditions_to_domain): Add the loops to
26358 the dimension of the iteration domain. Do copy the domain
26359 only when it exists.
26360 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26361 (add_conditions_to_constraints): New.
26362 (can_generate_code_stmt, can_generate_code): Removed.
26363 (gloog): Do not call can_generate_code.
26364 (graphite_transform_loops): Call add_conditions_to_constraints
26365 after building the iteration domain.
26367 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26369 PR tree-optimization/38789
26370 * tree-ssa-threadedge.c
26371 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26372 __builtin_constant_p.
26374 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26376 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26377 examined before deleting them.
26379 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26381 * function.c (aggregate_value_p): Correctly extract the function
26382 type from CALL_EXPR_FN lookup.
26384 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26386 * config/picochip/picochip.c (picochip_override_options): Revert
26387 CFI asm flag disable commited previously.
26389 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26390 Tobias Grosser <tobi.grosser@amd.com>
26391 Jan Sjodin <jan.sjodin@amd.com>
26393 * graphite.c (scan_tree_for_params): On substractions negate
26394 all the coefficients of the term.
26395 (clast_to_gcc_expression_red): New. Handle reduction expressions
26396 of more than two operands.
26397 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26398 (get_vdef_before_scop): Handle also the case of default definitions.
26400 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26402 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26403 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26404 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26406 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26407 Joey Ye <joey.ye@intel.com>
26409 PR middle-end/37843
26410 * cfgexpand.c (expand_stack_alignment): Don't update stack
26411 boundary nor check incoming stack boundary here.
26412 (gimple_expand_cfg): Update stack boundary and check incoming
26413 stack boundary here.
26415 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26417 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26419 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26421 PR rtl-optimization/38245
26422 * calls.c (expand_call): Add stack arguments to
26423 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26424 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26425 in regs and partially in memory or BLKmode arguments.
26426 (emit_library_call_value_1): Add stack arguments to
26427 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26428 ACCUMULATE_OUTGOING_ARGS).
26429 * dce.c: Include tm_p.h.
26430 (find_call_stack_args): New function.
26431 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26433 (mark_insn): Call find_call_stack_args for CALL_Ps.
26434 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26435 forwards. Allocate and free arg_stores bitmap if needed, pass it
26436 down to deletable_insn_p, don't mark stores set in arg_stores
26437 bitmap, clear the bitmap at the beginning of each bb.
26438 * Makefile.in (dce.o): Depend on $(TM_P_H).
26440 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26443 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26444 to make sure the insn is a conditional test (bug 22599). Reformat a
26447 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26449 PR middle-end/38431
26450 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26451 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26452 (gloog): Do not call cleanup_tree_cfg.
26453 (graphite_transform_loops): Call cleanup_tree_cfg after all
26454 scops have been code generated.
26456 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26457 * doc/gty.texi (Invoking the garbage collector): Added new node
26458 and section documenting ggc_collect.
26460 2009-01-14 Richard Guenther <rguenther@suse.de>
26462 PR tree-optimization/38826
26463 PR middle-end/38477
26464 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26465 initialization notes only if we actually emitted a warning.
26466 (intra_create_variable_infos): Add constraints for a result decl
26467 that is passed by hidden reference.
26468 (build_pred_graph): Mark all related variables non-direct on
26471 2009-01-14 Nick Clifton <nickc@redhat.com>
26473 * ira-conflicts.c: Include addresses.h for the definition of
26475 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26476 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26478 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26481 * Makefile.in (ira-lives.o): Add except.h.
26483 * ira-lives.c: Include except.h.
26484 (process_bb_node_lives): Process can_throw_internal.
26486 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26488 PR rtl-optimization/38774
26489 * combine.c (simplify_set): When undoing cc_use change, don't do
26490 PUT_CODE on the newly created comparison, but instead put back the
26493 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26495 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26496 values. Remove duplicate arm8 entry.
26498 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26500 PR tree-optimization/38786
26501 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26502 the SSA_NAME case of expand_scalar_variables_expr.
26503 Set the type of an expression to the type of its assign statement.
26504 (expand_scalar_variables_expr): Also gather the scalar computation
26505 used to index the memory access. Do not pass loop_p.
26506 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26507 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26508 the gimple_stmt_iterator where it inserts new code.
26509 Do not pass loop_p.
26510 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26511 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26513 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26515 * graphite.h (debug_value): Removed.
26516 * graphite.c (debug_value): Removed.
26518 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26520 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26521 ldrd/strd with two 32-bit instructions.
26523 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26525 * config/arm/arm.c (struct processors): Pass for speed down into
26526 cost helper functions.
26527 (const_ok_for_op): Handle COMPARE and inequality nodes.
26528 (arm_rtx_costs_1): Rewrite.
26529 (arm_size_rtx_costs): Update prototype.
26530 (arm_rtx_costs): Pass speed down to helper functions.
26531 (arm_slowmul_rtx_costs): Rework cost calculations.
26532 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26533 (arm_9e_rtx_costs): Likewise.
26535 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26537 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26538 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26539 (alpha_legitimize_address): Do not split local symbols wider than
26540 UNITS_PER_WORD into HIGH/LO_SUM parts.
26542 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26545 * gcc.c (process_command): Replace call to execvp with calls
26546 to pex_one and exit.
26548 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26551 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26552 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26553 variant for devices with 3-byte PC.
26554 (__tablejump_elpm__): New.
26556 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26559 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26560 offsetof member-designator, handle it as `[0].'.
26562 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26564 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26565 function when not using named sections on targets with named sections
26566 if branch distance is less than 262132.
26568 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26570 * combine.c (combine_instructions): Recompute
26571 optimize_this_for_speed_p for each BB in the main combine loop.
26573 2009-01-12 Tomas Bily <tbily@suse.cz>
26576 * tree-loop-distribution.c (prop_phis): New function.
26577 (generate_builtin): Call prop_phis.
26579 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26581 PR tree-optimization/38807
26582 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26583 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26585 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26587 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26588 subreg of op0 to the original op0.
26590 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26592 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26594 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26597 * mips-tfile.c (parse_def): Fix parsing of def strings
26598 starting with digits.
26600 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26603 * config/arm/arm.c (arm_is_long_call_p): Don't call
26604 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26606 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26608 * regrename.c (regrename_optimize): Fix dumping.
26609 (find_oldest_value_reg): Preserve REG_POINTER.
26610 (copy_hardreg_forward_1): Likewise.
26612 2009-01-09 Diego Novillo <dnovillo@google.com>
26614 * gimple.h (struct gimple_statement_base) <uid>: Document
26615 the restrictions on its use.
26616 (gimple_uid): Tidy.
26617 (gimple_set_uid): Tidy.
26619 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26621 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26622 zero guard even if align_bytes != 0 and count is smaller than
26625 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26627 PR rtl-optimization/38495
26628 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26629 (add_range_and_copies_from_move_list): Print all added ranges.
26630 Add ranges to memory optimized destination.
26632 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26636 * config/i386/i386.c (override_options): Reject
26637 -mstringop-strategy=rep_8byte with -m32.
26638 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26639 to 1. Do count comparison against epilogue_size_needed at compile
26640 time even when count_exp was constant forced into register. For
26641 size_needed don't jump to epilogue, instead just avoid aligning
26642 and invoke the body algorithm. If need_zero_guard, add zero guard
26643 even if count is non-zero, but smaller than size_needed + number of
26644 bytes that could be stored for alignment.
26645 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26646 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26647 but smaller than size_needed + number of bytes that could be stored
26648 for alignment. Compare size_needed with epilogue_size_needed instead
26649 of desired_align - align, don't adjust size_needed, pass
26650 epilogue_size_needed to the epilogue expanders.
26653 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26655 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26657 * pa.c (last_address): Change to unsigned.
26658 (update_total_code_bytes): Change argument to unsigned. Don't
26659 check if insn addresses are set.
26660 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26661 addresses are not set.
26662 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26664 2009-01-09 Nick Clifton <nickc@redhat.com>
26666 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26667 DECL_DECLARED_INLINE_P.
26669 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26671 PR middle-end/38347
26672 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26673 GET_MODE (op0) in operand_subword_force calls.
26675 PR middle-end/38771
26676 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26677 fold_convert arg0 operands to TREE_TYPE (op0) first.
26679 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26681 * params.def (ira-max-conflict-table-size): Decrease default value
26684 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26686 PR tree-optimization/37031
26687 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26689 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26690 allocate it using gc instead of heap, use VEC_quick_push instead of
26692 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26693 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26694 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26695 allocated vector from heap allocated.
26696 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26697 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26698 vector only after perfect_loop_nest_depth call.
26700 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26701 Jan Sjodin <jan.sjodin@amd.com>
26703 PR tree-optimization/38559
26704 * graphite.c (debug_value, copy_constraint,
26705 swap_constraint_variables, scale_constraint_variable, ): New.
26706 (get_lower_bound, get_upper_bound): Removed.
26707 (graphite_trans_bb_strip_mine): Clean up this code that works
26708 only for constant number of iterations. Fully copy upper and
26709 lower bound constraints, not only the constant part of them.
26710 * graphite.h (debug_value): Declared.
26712 2009-01-08 Ira Rosen <irar@il.ibm.com>
26714 PR tree-optimization/37194
26715 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26716 Don't add the cost of cost model guard in prologue to scalar
26717 outside cost in case of known number of iterations.
26719 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26720 Alan Modra <amodra@bigpond.net.au>
26722 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26723 non-word-aligned REG+CONST addressing.
26725 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26728 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26729 free_after_compilation when outputting a thunk.
26730 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26731 Do not call free_after_compilation here.
26733 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26735 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26736 (ix86_valid_target_attribute_inner_p): Ditto.
26738 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26740 PR tree-optimization/38492
26741 PR tree-optimization/38498
26742 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26743 * tree-chrec.h (scev_is_linear_expression): Declared.
26744 * graphite.c (graphite_cannot_represent_loop_niter): New.
26745 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26746 (graphite_loop_normal_form): Use gcc_assert.
26747 (scan_tree_for_params): Use CASE_CONVERT.
26748 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26749 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26750 Use gcc_assert. Discard scops that contain unhandled cases.
26751 (build_scop_conditions): Return a boolean status for unhandled cases.
26752 (strip_mine_profitable_p): Print the loop number, not its depth.
26753 (is_interchange_valid): Pass the depth of the loop nest, don't
26754 recompute it wrongly.
26755 (graphite_trans_bb_block): Same.
26756 (graphite_trans_bb_block): Print tentative of loop blocking.
26757 (graphite_trans_scop_block): Do not print that the loop has been
26759 (graphite_transform_loops): Do not handle scops that contain condition
26762 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26764 AVX Programming Reference (December, 2008)
26765 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26766 (_mm256_stream_pd): Likewise.
26767 (_mm256_stream_ps): Likewise.
26769 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26770 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26771 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26772 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26773 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26774 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26775 (ix86_expand_special_args_builtin): Likewise.
26777 * config/i386/sse.md (AVXMODEDI): New.
26778 (avx_movnt<mode>): Likewise.
26779 (avx_movnt<mode>): Likewise.
26780 (<sse>_movnt<mode>): Remove AVX support.
26781 (sse2_movntv2di): Likewise.
26783 2009-01-07 Richard Guenther <rguenther@suse.de>
26785 PR middle-end/38751
26786 * fold-const.c (extract_muldiv): Remove obsolete comment.
26787 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26788 to PLUS_EXPR canonicalization for the canonicalization.
26790 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26792 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26793 hosted cross-compilers generating less efficient code.
26795 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26797 * function.h (rtl_data): Add a dbr_scheduled_p field.
26798 * reorg.c (dbr_schedule): Set it.
26799 (gate_handle_delay_slots): Check it.
26800 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26801 (mips_reorg): Check flag_delayed_branch instead of
26802 mips_base_delayed_branch.
26803 (mips_override_options): Don't set mips_base_delayed_branch
26804 or flag_delayed_branch.
26806 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26808 PR rtl-optimization/38426.
26809 * ira.c (ira): Set current_function_is_leaf earlier.
26811 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26813 PR rtl-optimization/38722
26814 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26815 too early, only set a flag and modify after last possible
26818 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26821 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26822 * real.c (decimal_single_format): Correct values of emin and emax.
26823 (decimal_double_format): Ditto.
26824 (decimal_quad_format): Ditto.
26825 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26826 computation of DECnn_MIN and DECnn_MAX for corrected values of
26827 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26828 __DECnn_MIN__, and adjust its computation for the corrected value
26831 2009-01-06 Jan Hubicka <jh@suse.cz>
26834 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26836 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26838 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26839 Add Robert Clark to the list of testers.
26841 2009-01-06 Jan Hubicka <jh@suse.cz>
26842 Kai Tietz <kai.tietz@onevision.com>
26844 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26845 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26847 2009-01-06 Jan Hubicka <jh@suse.cz>
26848 Kai Tietz <kai.tietz@onevision.com>
26850 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26852 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26853 (ix86_nsaved_regs): Count only general purpose regs.
26854 (ix86_nsaved_sseregs): New.
26855 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26856 to 16 for w64; compute padding and size of sse reg save area.
26857 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26858 general purpose regs.
26859 (ix86_emit_save_sse_regs_using_mov): New.
26860 (ix86_expand_prologue): Save SSE regs if needed.
26861 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26862 (ix86_emit_restore_sse_regs_using_mov): New.
26863 (ix86_expand_epilogue): Save SSE regs if needed.
26865 2009-01-06 Jan Hubicka <jh@suse.cz>
26866 Kai Tietz <kai.tietz@onevision.com>
26868 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26869 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26870 functions when accumulate outgoing args is off.
26872 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26875 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26876 before using pseudos_have_intersected_live_ranges_p.
26878 * ira-int.h (ira_assert): Always define.
26880 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26882 AVX Programming Reference (December, 2008)
26883 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26884 (_mm256_permute2_pd): Likewise.
26885 (_mm_permute2_ps): Likewise.
26886 (_mm256_permute2_ps): Likewise.
26887 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26888 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26890 * config/i386/i386.c (ix86_builtins): Remove
26891 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26892 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26893 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26894 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26895 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26896 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26897 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26898 __builtin_ia32_vpermil2ps256.
26899 (ix86_init_mmx_sse_builtins): Updated.
26900 (ix86_expand_args_builtin): Likewise.
26902 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26904 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26905 long absolute calls when generating PA 2.0 code.
26907 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26909 PR rtl-optimization/38583
26910 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26912 * params.def (ira-max-conflict-table-size): New.
26914 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26916 * ira.h (ira_conflicts_p): New external definition.
26918 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26919 table. Report this. Return result of building.
26920 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26921 building conflict table.
26923 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26924 (ira_color): Use ira_conflicts_p.
26926 * global.c: Include ira.h.
26927 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26930 * Makefile.in (global.o): Add ira.h.
26932 * ira-build.c (mark_all_loops_for_removal,
26933 propagate_some_info_from_allocno): New.
26934 (remove_unnecessary_allocnos): Call
26935 propagate_some_info_from_allocno.
26936 (remove_low_level_allocnos): New.
26937 (remove_unnecessary_regions): Add parameter. Call
26938 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26939 parameter to remove_unnecessary_regions.
26940 (ira_build): Remove all regions but root if the conflict table was
26941 not built. Update conflict hard regs for allocnos crossing calls.
26943 * ira.c (ira_conflicts_p): New global.
26944 (ira): Define and use ira_conflicts_p.
26946 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26947 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26948 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26950 2009-01-06 Ben Elliston <bje@au.ibm.com>
26952 * gengtype-lex.l (YY_NO_INPUT): Define.
26954 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26957 * c-common.c (handle_vector_size_attribute): Also reject
26958 BOOLEAN_TYPE types.
26960 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26962 PR tree-optimization/38492
26963 * graphite.c (rename_map_elt, debug_rename_elt,
26964 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26965 rename_map_elt_info, eq_rename_map_elts,
26966 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26967 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26968 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26969 (sese_build_livein_liveouts): New.
26970 (new_sese, free_sese): New.
26971 (new_scop): Call new_sese.
26972 (free_scop): Call free_sese.
26973 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26974 (register_old_new_names): Renamed register_old_and_new_names.
26975 (register_scop_liveout_renames, add_loop_exit_phis,
26976 insert_loop_close_phis, struct igp,
26977 default_liveout_before_guard, add_guard_exit_phis,
26978 insert_guard_phis, copy_renames): New.
26979 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26980 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26981 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26982 (scop_adjust_phis_for_liveouts): New.
26983 (gloog): Call scop_adjust_phis_for_liveouts.
26985 * graphite.h (struct sese): Documented. Added fields liveout,
26986 num_ver and livein.
26987 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26988 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26989 (struct scop): Added field liveout_renames.
26990 (SCOP_LIVEOUT_RENAMES): New.
26992 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26994 PR tree-optimization/38510
26995 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26996 (translate_clast): Call recompute_all_dominators before
26998 (gloog): Call recompute_all_dominators before graphite_verify.
27000 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27001 Jan Sjodin <jan.sjodin@amd.com>
27003 PR tree-optimization/38500
27004 * graphite.c (create_sese_edges): Call fix_loop_structure after
27007 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27009 * config.gcc: Add m32r*-*-rtems*.
27010 * config/m32r/rtems.h: New file.
27012 2009-01-05 Ben Elliston <bje@au.ibm.com>
27014 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27015 (.po.pox): Likewise.
27016 (po/gcc.pot): Likewise.
27018 2009-01-04 David S. Miller <davem@davemloft.net>
27020 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27021 (STARTING_FRAME_OFFSET): Always set to zero.
27023 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27025 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27026 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27027 fixed-point types, and vectors of the same.
27029 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27031 * config/mips/sync.md (*mb_barrier): Rename to...
27032 (*memory_barrier): ...this.
27034 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27036 * doc/extend.texi (Function Attributes): Move @cindex after @item
27037 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27038 and put in alphabetical order. Fix 'target' name and put in order.
27039 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27042 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27044 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27045 (memory_barrier): Expand as unspec instead of unspec_volatile.
27046 Remove mem:BLK from insn operands. Use Pmode scratch register.
27047 (*memory_barrier): Define as unspec instead of unspec_volatile.
27048 Use (match_dup 0) as input operand.
27050 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27051 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27052 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27053 scratch register. Remove operand 1.
27054 (*stbar): Define as unspec instead of unspec_volatile.
27055 Use (match_dup 0) as input operand, remove (const_int 8).
27056 (*membar): Define as unspec instead of unspec_volatile.
27057 Use (match_dup 0) as input operand, remove input operand 2.
27059 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27060 (memory_barrier): Expand as unspec instead of unspec_volatile.
27061 Remove mem:BLK from insn operands. Use Pmode scratch register.
27062 (*memory_barrier): Define as unspec instead of unspec_volatile.
27063 Use (match_dup 0) as input operand.
27065 * config/ia64/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 (*memory_barrier): New insn pattern.
27070 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27072 (*memory_barrier): Use (match_dup 0) as input operand.
27074 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27075 Remove mem:BLK from insn operands. Use Pmode scratch register.
27076 Set volatile flag on operand 0.
27077 (*mb_internal): New insn pattern.
27079 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27081 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27083 PR middle-end/38586
27084 * function.c (struct temp_slot): Move to the section of the file
27085 that deals with temp slots. Remove field 'address'.
27086 (temp_slot_address_table): New hash table of address -> temp slot.
27087 (struct temp_slot_address_entry): New struct, items for the table.
27088 (temp_slot_address_compute_hash, temp_slot_address_hash,
27089 temp_slot_address_eq, insert_temp_slot_address): Support functions
27091 (find_temp_slot_from_address): Rewrite to use the new hash table.
27092 (remove_unused_temp_slot_addresses): Remove addresses of temp
27093 slots that have been made available.
27094 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27095 worker function for remove_unused_temp_slot_addresses.
27096 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27097 Add the temp slot address to the address -> temp slot map.
27098 (update_temp_slot_address): Update via insert_temp_slot_address.
27099 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27100 (pop_temp_slots): Likewise.
27101 (init_temp_slots): Allocate the address -> temp slot map, or empty
27102 the map if it is already allocated.
27103 (prepare_function_start): Initialize temp slot processing.
27105 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27107 PR middle-end/38584
27108 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27109 Calculate the size of all stack vars assuming no packing of stack
27110 vars will happen, replacing a quadratic algorithm with a linear one.
27112 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27115 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27118 2009-01-03 Diego Novillo <dnovillo@google.com>
27120 * doc/contrib.texi: Update contributions.
27122 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27125 * builtins.c (fold_builtin_memory_op): Give up if either operand
27126 is volatile. Set srctype or desttype to non-qualified version
27130 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27131 and FUNCTION_DECLs.
27133 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27135 PR rtl-optimization/35805
27136 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27137 problem if fast dce is able to remove any instructions.
27138 * dce.c (dce_process_block): Fix dump message.
27140 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27143 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27145 2009-01-02 Jakub Jelinek <jakub@redhat.com>
27147 PR middle-end/38690
27148 * tree-flow.h (op_code_prio, op_prio): New prototypes.
27149 * tree-pretty-print.c (op_code_prio): New function.
27150 (op_prio): No longer static. Use op_code_prio.
27151 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
27152 Use op_prio and op_code_prio to determine if () should be
27153 printed around operand(s) or not.
27155 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
27156 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
27157 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
27158 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
27159 pp_character instead of pp_string for single letter printing.
27161 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
27163 * doc/extend.texi: Fix '#pragma GCC option' typo.
27165 2009-01-02 Richard Guenther <rguenther@suse.de>
27167 * doc/install.texi (--enable-checking): Mention different
27168 default for stage1.
27169 (--enable-stage1-checking): Document.
27171 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27173 PR middle-end/30142
27174 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27175 case to be an error.
27177 2009-01-02 Ben Elliston <bje@au.ibm.com>
27179 * config/fp-bit.h (pack_d): Constify argument.
27180 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27181 (isnan): Constify argument.
27183 (iszero): Likewise.
27184 (pack_d): Likewise.
27185 (_fpadd_parts): Constify return type.
27186 (_fpmul_parts): Likewise.
27187 (_fpdiv_parts): Likewise.
27189 2009-01-01 Jakub Jelinek <jakub@redhat.com>
27192 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
27193 warn about overwriting initializer with side-effects or
27194 -Woverride-init if !IMPLICIT.
27195 (output_init_element): Likewise. Pass IMPLICIT down to
27197 (process_init_element): Add IMPLICIT argument. Pass it down
27198 to output_init_element.
27199 (push_init_element, pop_init_level, set_designator): Adjust
27200 process_init_element callers.
27201 (set_nonincremental_init, set_nonincremental_init_from_string):
27202 Adjust add_pending_init callers.
27203 (output_pending_init_elements): Adjust output_init_element callers.
27204 * c-tree.h (process_init_element): Adjust prototype.
27205 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27206 process_init_element callers.
27209 Copyright (C) 2009 Free Software Foundation, Inc.
27211 Copying and distribution of this file, with or without modification,
27212 are permitted in any medium without royalty provided the copyright
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