1 2009-10-01 Nick Clifton <nickc@redhat.com>
3 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4 an empty string if not already defined.
6 2009-10-01 Martin Jambor <mjambor@suse.cz>
9 * tree-sra.c (is_va_list_type): New function.
10 (find_var_candidates): Call is_va_list_type.
11 (find_param_candidates): Check that the type or the type pointed
12 to are not va_list types.
14 2009-10-01 Martin Jambor <mjambor@suse.cz>
17 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
18 DECL_ARTIFICIAL (param_decl) is true.
20 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
22 * tree.h (tree_decl_common::lang_flag_8): New.
23 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
25 * c-common.h (RID_CONSTEXPR): New.
27 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
29 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
31 (alpha_gimplify_va_arg): Ditto.
33 2009-09-30 Jakub Jelinek <jakub@redhat.com>
36 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
37 before insn counting loop now that BB_END (bb) is counted. Ensure
38 the return value isn't zero.
40 2009-09-30 Nick Clifton <nickc@redhat.com>
42 * config.gcc (sh-symbianelf): Replace definition of extra_objs
43 with separate definitions of c_target_objs and cxx_target_objs.
44 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
46 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
47 sh_symbian_import_export_class.
48 * config/sh/sh-protos.h: Fix names of exported symbian functions.
49 * config/sh/symbian.c: Delete, moving code into...
50 * config/sh/symbian-base.c: ... here
51 * config/sh/symbian-c.c: ... and here
52 * config/sh/symbian-cxx.c: ... and here.
54 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
57 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
58 of plus RTX into register.
60 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
62 * doc/install.texi: Linguistic and markup fixes.
63 (Configuration) <--disable-cpp>: Remove description.
64 <--enable-maintainer-mode>: Autotools files are affected, too.
65 <--with-sysroot>: Improve description.
66 (Building): Bump required GNU make version.
68 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
70 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
73 * config/i386/fma4intrin.h: New file, provide common x86 compiler
75 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
76 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
77 Add FMA4 check and fma4intrin.h.
78 * config/i386/i386-c.c(ix86_target_macros_internal): Check
80 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
81 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
82 constant for FMA4 support.
83 (UNSPEC_FMA4_FMADDSUB): Ditto.
84 (UNSPEC_FMA4_FMSUBADD): Ditto.
85 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
86 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
87 (ix86_expand_fma4_multiple_memory): Ditto.
88 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
89 (OPTION_MASK_ISA_FMA4_UNSET): New.
90 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
91 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
92 (ix86_handle_option): Handle -mfma4.
93 (isa_opts): Handle -mfma4.
94 (enum pta_flags): Add PTA_FMA4.
95 (override_options): Add FMA4 support.
96 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
97 (IX86_BUILTIN_VFMADDSD): Ditto.
98 (IX86_BUILTIN_VFMADDPS): Ditto.
99 (IX86_BUILTIN_VFMADDPD): Ditto.
100 (IX86_BUILTIN_VFMSUBSS): Ditto.
101 (IX86_BUILTIN_VFMSUBSD): Ditto.
102 (IX86_BUILTIN_VFMSUBPS): Ditto.
103 (IX86_BUILTIN_VFMSUBPD): Ditto.
104 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
105 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
106 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
107 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
108 (IX86_BUILTIN_VFNMADDSS): Ditto.
109 (IX86_BUILTIN_VFNMADDSD): Ditto.
110 (IX86_BUILTIN_VFNMADDPS): Ditto.
111 (IX86_BUILTIN_VFNMADDPD): Ditto.
112 (IX86_BUILTIN_VFNMSUBSS): Ditto.
113 (IX86_BUILTIN_VFNMSUBSD): Ditto.
114 (IX86_BUILTIN_VFNMSUBPS): Ditto.
115 (IX86_BUILTIN_VFNMSUBPD): Ditto.
116 (IX86_BUILTIN_VFMADDPS256): Ditto.
117 (IX86_BUILTIN_VFMADDPD256): Ditto.
118 (IX86_BUILTIN_VFMSUBPS256): Ditto.
119 (IX86_BUILTIN_VFMSUBPD256): Ditto.
120 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
121 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
122 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
123 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
124 (IX86_BUILTIN_VFNMADDPS256): Ditto.
125 (IX86_BUILTIN_VFNMADDPD256): Ditto.
126 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
127 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
128 (enum multi_arg_type): New enum for describing the various FMA4
129 intrinsic argument types.
130 (bdesc_multi_arg): New table for FMA4 intrinsics.
131 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
132 (ix86_expand_multi_arg_builtin): New function for creating FMA4
134 (ix86_expand_builtin): Add FMA4 intrinsic support.
135 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
136 operand instructions.
137 (ix86_expand_fma4_multiple_memory): New function to split the
138 second memory reference from FMA4 instructions.
139 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
140 (ssemodesuffixf2s): Ditto.
141 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
143 (fma4_fmsub<mode>4): Ditto.
144 (fma4_fnmadd<mode>4): Ditto.
145 (fma4_fnmsub<mode>4): Ditto.
146 (fma4_vmfmadd<mode>4): Ditto.
147 (fma4_vmfmsub<mode>4): Ditto.
148 (fma4_vmfnmadd<mode>4): Ditto.
149 (fma4_vmfnmsub<mode>4): Ditto.
150 (fma4_fmadd<mode>4256): Ditto.
151 (fma4_fmsub<mode>4256): Ditto.
152 (fma4_fnmadd<mode>4256): Ditto.
153 (fma4_fnmsub<mode>4256): Ditto.
154 (fma4_fmaddsubv8sf4): Ditto.
155 (fma4_fmaddsubv4sf4): Ditto.
156 (fma4_fmaddsubv4df4): Ditto.
157 (fma4_fmaddsubv2df4): Ditto.
158 (fma4_fmsubaddv8sf4): Ditto.
159 (fma4_fmsubaddv4sf4): Ditto.
160 (fma4_fmsubaddv4df4): Ditto.
161 (fma4_fmsubaddv2df4): Ditto.
162 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
163 instructions for intrinsics.
164 (fma4i_fmsub<mode>4): Ditto.
165 (fma4i_fnmadd<mode>4): Ditto.
166 (fma4i_fnmsub<mode>4): Ditto.
167 (fma4i_vmfmadd<mode>4): Ditto.
168 (fma4i_vmfmsub<mode>4): Ditto.
169 (fma4i_vmfnmadd<mode>4): Ditto.
170 (fma4i_vmfnmsub<mode>4): Ditto.
171 (fma4i_fmadd<mode>4256): Ditto.
172 (fma4i_fmsub<mode>4256): Ditto.
173 (fma4i_fnmadd<mode>4256): Ditto.
174 (fma4i_fnmsub<mode>4256): Ditto.
175 (fma4i_fmaddsubv8sf4): Ditto.
176 (fma4i_fmaddsubv4sf4): Ditto.
177 (fma4i_fmaddsubv4df4): Ditto.
178 (fma4i_fmaddsubv2df4): Ditto.
179 (fma4i_fmsubaddv8sf4): Ditto.
180 (fma4i_fmsubaddv4sf4): Ditto.
181 (fma4i_fmsubaddv4df4): Ditto.
182 (fma4i_fmsubaddv2df4): Ditto.
184 * doc/invoke.texi (-mfma4): Add documentation.
185 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
187 2009-09-29 Richard Henderson <rth@redhat.com>
189 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
190 an edge to the new destination block.
192 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
195 * pa.c (hppa_profile_hook): Use
196 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
198 2009-09-29 Steve Ellcey <sje@cup.hp.com>
199 Alexander Monakov <amonakov@ispras.ru>
202 * config/ia64/predicates.md (not_postinc_destination_operand): New.
203 (not_postinc_memory_operand): New.
204 (not_postinc_move_operand): New.
205 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
206 (*cmovsi_internal): Ditto.
208 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
210 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
211 restrict issue_rate in first pass when scheduling for register
214 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
215 Rafael Avila de Espindola <espindola@google.com>
217 * gengtype.c (plugin_output): New.
218 (get_output_file_with_visibility): Return plugin_output for plugins.
219 (main): Parse and use the -P option.
220 * gty.texi: Update the command line format.
222 2009-09-29 Jakub Jelinek <jakub@redhat.com>
225 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
227 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
228 out if !const_ok_for_output.
231 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
232 case VAR_LOCATION>: Remove gcc_unreachable ().
234 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
236 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
238 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
240 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
241 * config/i386/x86intrin.h: Remove SSE5.
242 * config/i386/mmintrin-common.h: Delete file.
243 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
245 2009-09-29 Richard Guenther <rguenther@suse.de>
247 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
248 resulting from stack temporaries on STRICT_ALIGNMENT targets.
250 2009-09-29 Nick Clifton <nickc@redhat.com>
252 * function.c (current_function_name): If there is no current
253 function just return "<none>".
255 2009-09-28 Sriraman Tallam <tmsriram@google.com>
257 * tree-pass.h (register_pass_info): New structure.
258 (pass_positioning_ops): Move enum from gcc-plugin.h.
259 (register_pass): New function.
260 * gcc-plugin.h (plugin_pass): Delete structure.
261 (pass_positioning_ops): Delete enum.
262 * plugin.c (regsiter_pass): Delete function.
263 (position_pass): Delete function.
264 (added_pass_nodes): Delete variable.
265 (prev_added_pass_nodes): Delete variable.
266 (pass_list_node): Delete structure.
267 * passes.c (make_pass_instance): New function.
268 (next_pass_1): Change to call make_pass_instance.
269 (pass_list_node): Move structure from gcc-plugin.h.
270 (added_pass_nodes): Move variable from plugin.c.
271 (prev_added_pass_nodes): Move variable from plugin.c.
272 (position_pass): New function.
273 (register_pass): New function.
275 2009-09-28 Easwaran Raman <eraman@google.com>
277 * ifcvt.c (noce_try_abs): Recognize pattern and call
278 expand_one_cmpl_abs_nojump.
279 * optabs.c (expand_one_cmpl_abs_nojump): New function.
280 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
282 2009-09-28 Ian Lance Taylor <iant@google.com>
285 * c-opts.c (c_common_handle_option): Don't set
286 warn_jump_misses_init for -Wall.
287 * doc/invoke.texi (Warning Options): Update documentation.
289 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
291 * Makefile.in ($(out_object_file)): Depend on
292 gt-$(basename $(notdir $(out_file))).h.
294 2009-09-28 Richard Henderson <rth@redhat.com>
296 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
297 * except.c (gen_eh_region): Set it.
298 (duplicate_eh_regions_1): Copy it.
299 * tree-eh.c (lower_resx): Use it to determine which function
302 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
303 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
304 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
305 * tree.c (build_common_builtin_nodes): Remove parameter. Build
306 BUILT_IN_CXA_END_CLEANUP if necessary.
308 * c-common.c (c_define_builtins): Update call to
309 build_common_builtin_nodes.
311 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
313 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
315 2009-09-28 Michael Matz <matz@suse.de>
317 * builtins.c (interclass_mathfn_icode): New helper.
318 (expand_builtin_interclass_mathfn): Use it here, and split folding
320 (fold_builtin_interclass_mathfn): ... this new folder.
321 (build_call_nofold_loc): New static helper.
322 (build_call_nofold): New wrapper macro for above.
323 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
324 (expand_builtin_pow): Ditto.
325 (expand_builtin_memset_args): Ditto.
326 (expand_builtin_printf): Ditto.
327 (expand_builtin_fprintf): Ditto.
328 (expand_builtin_sprintf): Ditto.
329 (expand_builtin_memory_chk): Ditto.
330 (expand_builtin_mempcpy_args): Ditto and don't call folders.
331 (expand_builtin_stpcpy): Ditto.
332 (expand_builtin_strcmp): Ditto.
333 (expand_builtin_strncmp): Ditto.
334 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
335 (expand_builtin_strcpy_args): Don't call folders.
336 (expand_builtin_memcmp): Ditto.
337 (expand_builtin_strncpy): Ditto, and use target.
338 (expand_builtin_memcpy): Ditto.
339 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
340 expand_builtin_strpbrk, expand_builtin_memmove,
341 expand_builtin_memmove_args, expand_builtin_bcopy,
342 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
343 expand_builtin_strspn, expand_builtin_strcspn,
344 expand_builtin_fputs): Remove these.
345 (expand_builtin): Don't call the above, change calls to other
346 expanders that changed prototype.
347 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
348 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
349 fold_builtin_interclass_mathfn.
350 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
351 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
353 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
354 * passes.c (init_optimization_passes): Move pass_fold_builtins
355 after last phiopt pass.
356 * tree-inline.c (fold_marked_statements): When folding builtins
357 iterate over all instruction potentially generated.
358 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
360 (fold_gimple_call): Use it to always fold calls (into potentially
361 multiple instructions).
362 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
363 calls into zero at this time.
364 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
365 statements generated by builtin folding.
367 2009-09-28 Nick Clifton <nickc@redhat.com>
369 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
372 2009-09-28 Duncan Sands <baldrick@free.fr>
374 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
375 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
376 (register_callback): Dispatch it.
377 (invoke_plugin_callbacks): Incorporate in sanity check.
378 * ggc.h (ggc_register_cache_tab): Add declaration.
379 * ggc-common.c (ggc_register_root_tab): Simplify.
380 (const_ggc_cache_tab_t): New typedef.
381 (extra_cache_vec): New vector of dynamically added cache tables.
382 (ggc_register_cache_tab): New function.
383 (ggc_scan_cache_tab): New function.
384 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
385 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
387 2009-09-27 Richard Henderson <rth@redhat.com>
389 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
390 which we remove __builtin_stack_restore.
392 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
394 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
395 to test for GRD_INVARIANT.
396 (simple_rhs_p): Anything that's function_invariant_p is fine.
398 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
400 * gengtype.c (main): Use plunge_files instead of plugin_output.
402 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
403 Rafael Avila de Espindola <espindola@google.com>
405 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
406 Don't print pch related info if it is false.
407 (main): Don't print pch info in plugin mode.
409 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
411 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
412 with dw_val_class_const_double.
413 (struct dw_val_struct): Replace val_long_long with val_double and
414 adjust for above change.
415 (output_loc_operands): Likewise.
416 (add_AT_long_long): Rename into...
417 (add_AT_double): ...this.
418 (print_die): Replace dw_val_class_long_long with
419 dw_val_class_const_double and adjust.
420 (attr_checksum): Likewise.
421 (same_dw_val_p): Likewise.
422 (size_of_die): Likewise.
423 (value_format): Likewise.
424 (output_die): Likewise.
425 (loc_descriptor) <CONST_DOUBLE>: Likewise.
426 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
427 instead of add_AT_long_long.
428 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
429 value with the precision of its type.
431 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
434 * c-typeck.c (build_conditional_expr): Use the readonly and
435 volatile flags of the operand types, not of the operands itself.
437 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
439 collect2.c (main): Look for -brtl before adding libraries.
441 2009-09-27 Jonathan Gray <jsg@openbsd.org>
443 * config.gcc: Update OpenBSD targets.
444 * config/openbsd-stdint.h: New file.
445 * config/openbsd-libpthread.h: New file.
446 * config/openbsd.h: Update and break out LIB_SPEC definition.
447 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
448 * config/i386/openbsdelf.h: Correct types.
449 * config/m68k/openbsd.h: Likewise.
450 * config/mips/openbsd.h: Likewise.
451 * config/vax/openbsd.h: Likewise.
453 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
455 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
456 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
457 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
458 of the length and zero.
460 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
462 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
463 (FLAGS_H): Add options.h $(REAL_H).
464 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
465 (TREE_VECTORIZER_H): New.
466 (EBITMAP_H): Renamed from EBIMAP_H.
467 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
468 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
469 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
470 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
471 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
472 (graphite-clast-to-gimple.o, graphite-dependences.o)
473 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
474 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
475 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
476 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
477 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
478 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
479 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
480 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
481 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
482 updated and fixed as per above changes and per
483 check_makefile_deps.sh output.
486 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
487 * configure: Regenerate.
489 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
491 * doc/install.texi: Update minimum MPC version to 0.7.
493 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
495 * doc/install.texi (Binaries): Remove reference to the binary
496 distribution CD-ROM from the FSF.
498 2009-09-26 Michael Matz <matz@suse.de>
502 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
503 that are mentioned in the body.
505 2009-09-26 Michael Matz <matz@suse.de>
507 PR tree-optimization/41454
508 * tree-ssa-dom (stmts_to_rescan): Remove variable.
509 (tree_ssa_dominator_optimize): Don't allocate and free it.
510 (dom_opt_leave_block): Don't iterate over it.
511 (eliminate_redundant_computations): Don't return a value.
512 (cprop_operand, cprop_into_stmt): Ditto.
513 (optimize_stmt): Don't defer updating stmts.
515 2009-09-25 Dodji Seketeli <dodji@redhat.com>
517 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
518 generic_parameter_die, template_parameter_pack_die,
519 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
520 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
521 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
523 2009-09-25 Anatoly Sokolov <aesok@post.ru>
525 * config/v850/v850.h (FUNCTION_VALUE): Remove.
526 * config/v850/v850.c (v850_function_value): New function.
527 (TARGET_FUNCTION_VALUE): Define.
529 2009-09-25 Jakub Jelinek <jakub@redhat.com>
531 * tree-vect-stmts.c (vectorizable_call): Call
532 mark_symbols_for_renaming after vect_finish_stmt_generation.
534 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
535 to loc_descriptor_from_tree.
536 (add_location_or_const_value_attribute): Pass 0 instead of 2
537 for decl_by_reference_p decls.
539 2009-09-25 Richard Guenther <rguenther@suse.de>
542 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
545 2009-09-25 Ben Elliston <bje@au.ibm.com>
547 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
550 2009-09-25 Alan Modra <amodra@bigpond.net.au>
552 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
555 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
558 * fold-const.c (const_binop): Handle complex int division.
559 * tree-complex.c (expand_complex_div_straight,
560 expand_complex_div_wide): Update comments.
562 2009-09-24 DJ Delorie <dj@redhat.com>
565 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
566 (reg_class): Likewise.
567 (REG_CLASS_NAMES): Likewise.
568 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
570 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
573 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
575 * config/rs6000/predicates.md (indexed_or_indirect_operand):
576 Delete VSX load/store with update support.
577 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
578 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
582 (VStype_load_update): Ditto.
583 (VStype_store_update): Ditto.
584 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
585 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
587 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
588 load/store with update builtins.
590 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
592 * libgcc2.c (L_trampoline): Prototype for getpagesize
593 and mprotect in WINNT case.
595 2009-09-24 Anatoly Sokolov <aesok@post.ru>
597 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
598 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
599 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
601 (TARGET_FUNCTION_VALUE): Define.
603 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
605 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
607 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
610 * common.opt: Initialize dwarf_strict to -1.
611 * toplev.c (process_options): Catch unset dwarf_strict
612 and set to 0 for all targets not overriding.
613 * config/darwin.c (darwin_override_options): Catch unset
614 dwarf_strict and override to 1.
616 2009-09-24 Jeff Law <law@redhat.com>
618 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
620 2009-09-24 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/36143
623 PR tree-optimization/38747
624 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
625 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
627 2009-09-24 Jakub Jelinek <jakub@redhat.com>
630 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
631 return false instead of gcc_unreachable (). For CONST return the
632 value returned by recursive call instead of always returning true.
633 (tree_add_const_value_attribute): Return the value returned by
634 add_const_value_attribute instead of always returning true if rtl
637 2009-09-23 Justin Seyster <jrseys@gmail.com>
639 * Makefile.in (PLUGIN_HEADERS): Include real.h.
641 2009-09-24 Jakub Jelinek <jakub@redhat.com>
643 * cgraphunit.c (cgraph_lower_function): Revert last change.
644 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
645 instead of DECL_NO_STATIC_CHAIN.
646 * tree-cfg.c (verify_gimple_call): Likewise.
647 * tree-nested.c (get_chain_decl, get_chain_field,
648 convert_tramp_reference_op, convert_gimple_call): Likewise.
649 (convert_all_function_calls): Likewise. Always set or clear
650 DECL_STATIC_CHAIN initially, for !n->outer clear it.
651 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
652 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
654 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
655 DECL_NO_STATIC_CHAIN.
656 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
657 instead of DECL_NO_STATIC_CHAIN.
658 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
659 decl_function_context.
660 * varasm.c (initializer_constant_valid_p): Likewise.
661 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
662 (DECL_STATIC_CHAIN): ... this.
663 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
664 instead of DECL_NO_STATIC_CHAIN.
666 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
667 Rafael Avila de Espindola <espindola@google.com>
669 * gengtype.c (nb_plugin_files): Make it unsigned to match
670 num_gt_files. Adjust other variables to avoid warnings.
671 (main): Allocate an all zero lang_bitmap before each plugin file name
672 to match regular file names.
674 2009-09-23 Richard Henderson <rth@redhat.com>
676 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
677 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
678 static chain passed in memory.
679 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
680 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
681 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
682 STATIC_CHAIN_REGNUM defined.
684 * config/picochip/picochip-protos.h: s/class/klass/.
685 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
686 (picochip_static_chain): New.
687 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
688 (STATIC_CHAIN_INCOMING): Remove.
690 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
691 (xtensa_static_chain): New.
692 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
694 2009-09-23 Anatoly Sokolov <aesok@post.ru>
696 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
697 * config/pa/pa-protos.h (function_value): Remove.
698 * config/pa/pa.c (pa_function_value): Rename from function_value.
699 Make static, add 'outgoing' argument.
700 (TARGET_FUNCTION_VALUE): Define.
702 2009-09-23 Anatoly Sokolov <aesok@post.ru>
704 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
705 instead of cfun->machine->is_leaf.
706 * config/avr/avr.h (machine_function): Remove is_leaf field.
708 2009-09-23 Jakub Jelinek <jakub@redhat.com>
711 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
712 DW_OP_piece after DW_OP_stack_value, adjust size calculations
713 for it, when DW_OP_stack_value and DW_OP_implicit_value has
714 the same size, prefer DW_OP_stack_value.
715 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
716 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
718 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
721 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
723 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
726 * cfgexpand.c (convert_debug_memory_address): New.
727 (expand_debug_expr): Convert base address and offset to the same
728 mode. Use it to convert addresses to other modes. Accept
731 2009-09-23 Richard Guenther <rguenther@suse.de>
733 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
734 produced for bigendian targets with promoted subregs.
736 2009-09-23 Richard Guenther <rguenther@suse.de>
738 * value-prof.c (gimple_ic): Purge old EH edges only after building
741 2009-09-23 Nick Clifton <nickc@redhat.com>
743 * config/arc/arc.c (arc_trampoline_init): Fix typo.
745 2009-09-23 Jakub Jelinek <jakub@redhat.com>
748 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
751 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
752 on non-nested functions.
754 2009-09-23 Jakub Jelinek <jakub@redhat.com>
755 Jan Hubicka <jh@suse.cz>
757 * dwarf2out.c (loc_list_plus_const): Only define if
758 DWARF2_DEBUGGING_INFO.
759 (address_of_int_loc_descriptor): Likewise.
762 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
764 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
767 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
768 constant is more than zero.
770 2009-09-23 Alan Modra <amodra@bigpond.net.au>
773 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
774 call final to emit non-scheduled prologue, instead insert at entry.
776 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
777 Joseph S. Myers <joseph@codesourcery.com>
779 * doc/install.texi (*-*-freebsd*): Add proper format codes.
781 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
782 Rafael Avila de Espindola <espindola@google.com>
784 * gengtype.c (is_file_equal): New function.
785 (close_output_files): Use is_file_equal. Free of->buf.
787 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
788 Rafael Avila de Espindola <espindola@google.com>
790 * gengtype.c (write_types, write_local): Add the output_header
791 argument. Update all callers.
793 2009-09-22 Dodji Seketeli <dodji@redhat.com>
795 * dwarf2out.c (template_parameter_pack_die,
796 gen_formal_parameter_pack_die ): New functions.
797 (make_ith_pack_parameter_name): Remove this function.
798 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
799 DW_TAG_formal_parameter_pack.
800 (gen_generic_params_dies): Represent each template parameter pack
801 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
802 represented by usual DW_TAG_template_*_parameter DIEs that are
803 children of the DW_TAG_template_parameter_pack element DIE.
804 (generic_parameter_die): This doesn't deal with parameter pack
805 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
806 of parameter pack DIEs.
807 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
808 in certain cases, e.g. for pack elements.
809 (gen_formal_types_die, gen_decl_die): Adjust usage of
810 gen_formal_parameter_die.
811 (gen_subprogram_die): Represent each function parameter pack by a
812 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
813 represented by usual DW_TAG_formal_parameter DIEs that are children
814 of the DW_TAG_formal_parameter_pack DIE. Remove references to
815 ____builtin_va_alist decls as no part of the compiler uses those
817 * langhooks.h (struct lang_hooks_for_decls): Add
818 function_parm_expanded_from_pack_p, get_generic_function_decl
819 and function_parameter_pack_p hooks. Fix comment for
820 get_innermost_generic_parms hook.
821 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
822 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
823 macros and use them to initialize lang_hook.
825 2009-09-22 Richard Henderson <rth@redhat.com>
827 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
828 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
829 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
830 on TRAMPOLINE_TEMPLATE.
831 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
832 TRAMPOLINE_ADJUST_ADDRESS.
833 * targhooks.c (default_asm_trampoline_template): Remove.
834 (default_trampoline_adjust_address): Remove.
835 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
836 * targhooks.h: Update decls.
838 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
840 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
841 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
842 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
844 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
847 * reload1.c (reload): Reset debug insns with pseudos without
850 2009-09-22 Janis Johnson <janis187@us.ibm.com>
852 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
853 unconditional true for decimal float modes.
854 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
855 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
857 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
859 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
860 Enable a new case for __FreeBSD__ >= 7.
861 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
862 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
863 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
864 and USE_LD_AS_NEEDED.
866 * doc/install.texi (*-*-freebsd*): Update target information.
868 2009-09-22 Richard Guenther <rguenther@suse.de>
871 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
872 arrays really properly.
874 2009-09-22 Richard Henderson <rth@redhat.com>
877 * target.h (struct gcc_target): Add asm_out.trampoline_template,
878 calls.static_chain, calls.trampoline_init,
879 calls.trampoline_adjust_address.
880 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
881 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
882 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
883 * builtins.c (expand_builtin_setjmp_receiver): Use
884 targetm.calls.static_chain; only clobber registers.
885 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
886 set up memory attributes properly for the trampoline block.
887 (expand_builtin_adjust_trampoline): Use
888 targetm.calls.trampoline_adjust_address.
889 * calls.c (prepare_call_address): Add fndecl argument. Use
890 targetm.calls.static_chain.
891 * df-scan.c (df_need_static_chain_reg): Remove.
892 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
893 consolodate static chain handling.
894 * doc/tm.texi: Document new hooks.
895 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
896 (init_emit_regs): Don't initialize them.
897 * expr.h (prepare_call_address): Update decl.
898 * final.c (profile_function): Use targetm.calls.static_chain.
899 * function.c (expand_function_start): Likewise.
900 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
901 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
902 only clobber registers.
903 * targhooks.c (default_static_chain): New.
904 (default_asm_trampoline_template, default_trampoline_init): New.
905 (default_trampoline_adjust_address): New.
906 * targhooks.h: Declare them.
907 * varasm.c (assemble_trampoline_template): Use
908 targetm.asm_out.trampoline_template. Make the memory block const
911 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
912 alpha_initialize_trampoline. Make static. Merge VMS parameter
913 differences into the TARGET_ABI_OPEN_VMS code block.
914 (TARGET_TRAMPOLINE_INIT): New.
915 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
916 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
917 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
918 (INITIALIZE_TRAMPOLINE): Remove.
920 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
921 (TRAMPOLINE_TEMPLATE): Merge with ...
922 (INITIALIZE_TRAMPOLINE): ... this and move ...
923 * config/arc/arc.c (arc_trampoline_init): ... here.
924 (TARGET_TRAMPOLINE_INIT): New.
926 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
927 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
928 (arm_asm_trampoline_template): New.
929 (arm_trampoline_init, arm_trampoline_adjust_address): New.
930 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
931 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
932 code to arm_asm_trampoline_template.
933 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
934 arm_trampoline_adjust_address.
935 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
936 adjust for target hook parameters.
938 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
941 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
942 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
943 (bfin_trampoline_init): Rename from initialize_trampoline;
944 make static; update for target hook parameters.
945 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
946 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
947 bfin_asm_trampoline_template.
948 (INITIALIZE_TRAMPOLINE): Remove.
950 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
951 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
952 cris_trampoline_init): New.
953 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
954 cris_asm_trampoline_template.
955 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
956 adjust for target hook parameters.
958 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
960 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
961 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
962 fr30_trampoline_init): New.
963 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
964 fr30_asm_trampoline_template.
965 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
966 adjust for target hook parameters.
968 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
969 (frv_trampoline_init): Rename from frv_initialize_trampoline;
970 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
971 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
972 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
974 * config/h8300/h8300.c (h8300_trampoline_init): New.
975 (TARGET_TRAMPOLINE_INIT): New.
976 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
977 to h8300_trampoline_init and adjust for hook parameters.
979 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
980 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
981 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
982 make static; adjust for hook parameters.
983 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
985 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
986 (TARGET_TRAMPOLINE_INIT): New.
987 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
988 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
989 iq2000_asm_trampoline_template.
990 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
991 (TRAMPOLINE_CODE_SIZE): New.
992 (TRAMPOLINE_SIZE): Use it.
993 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
995 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
996 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
997 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
998 adjust for hook parameters.
999 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
1001 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
1002 (m32r_trampoline_init): New.
1003 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
1004 m32r_trampoline_init.
1006 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
1007 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
1008 make static; update for hook parameters.
1009 * config/m68hc11/m68hc11-protos.h: Update.
1010 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
1012 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1013 (TARGET_TRAMPOLINE_INIT): New.
1014 (mcore_function_value): Fix typo.
1015 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
1016 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
1017 to mcore_asm_trampoline_template.
1018 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1020 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1021 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1022 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1023 update for hook parameters.
1024 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1026 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1027 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1028 mips_trampoline_init): New.
1029 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1030 mips_asm_trampoline_template.
1031 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1032 update for hook parameters.
1034 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1035 (TARGET_TRAMPOLINE_INIT): New.
1036 (mmix_trampoline_size): Remove.
1037 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1038 make static. Remove out-of-date tetra vs octa comment.
1039 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1040 make static; update for hook parameters.
1041 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1042 (INITIALIZE_TRAMPOLINE): Remove.
1043 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1044 (TRAMPOLINE_ALIGNMENT): New.
1045 * gcc/config/mmix/mmix-protos.h: Update.
1047 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1048 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1049 mn10300_trampoline_init): New.
1050 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1051 mn10300_asm_trampoline_template.
1052 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1054 * config/moxie/moxie.c (moxie_static_chain,
1055 moxie_asm_trampoline_template, moxie_trampoline_init,
1056 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1057 TARGET_TRAMPOLINE_INIT): New.
1058 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1059 moxie_trampoline_init.
1060 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1061 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1063 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1064 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1065 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1066 pa_trampoline_adjust_address): New.
1067 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1068 pa_asm_trampoline_template.
1069 (TRAMPOLINE_ALIGNMENT): New.
1070 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1071 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1072 adjust for hook parameters.
1073 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1075 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1076 (TARGET_TRAMPOLINE_INIT): New.
1077 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1078 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1080 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1082 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1083 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1084 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1085 make static; adjust parameters for the hook.
1086 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1088 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1089 s390_trampoline_template; make static.
1090 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1091 make static; adjust for target hook.
1092 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1093 * config/s390/s390-protos.h: Remove trampoline decls.
1094 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1095 (TRAMPOLINE_TEMPLATE): Remove.
1096 (TRAMPOLINE_ALIGNMENT): New.
1098 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1099 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1100 (TARGET_TRAMPOLINE_INIT): New.
1101 (score_asm_trampoline_template): New.
1102 (score_trampoline_init): Rename from score_initialize_trampoline;
1103 make static; adjust for hook parameters.
1104 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1105 score[37]_asm_trampoline_template.
1106 (INITIALIZE_TRAMPOLINE): Remove.
1107 * config/score/score3.c (score3_asm_trampoline_template): New.
1108 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1109 adjust for target hook.
1110 * config/score/score7.c (score7_asm_trampoline_template): New.
1111 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1112 adjust for target hook.
1113 * config/score/score3.h, config/score/score7.h: Update.
1115 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1116 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1117 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1118 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1119 make static; adjust for target hook parameters.
1120 (sh_trampoline_adjust_address): New.
1121 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1122 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1124 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1125 (sparc32_initialize_trampoline): Rename from
1126 sparc_initialize_trampoline; make static; replace tramp parameter
1127 with m_tramp and update memory accesses.
1128 (sparc64_initialize_trampoline): Similarly.
1129 (sparc_trampoline_init): New.
1130 * config/sparc/sparc-protos.h: Remove trampoline decls.
1131 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1132 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1134 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1135 (array_to_constant): Make ARR parameter const.
1136 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1137 make static; update for hook parameters.
1138 * config/spu/spu-protos.h: Update decls.
1139 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1141 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1142 from xstormy16_initialize_trampoline; make static; update for
1144 (TARGET_TRAMPOLINE_INIT): New.
1145 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1147 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1148 (TARGET_TRAMPOLINE_INIT): New.
1149 (v850_can_eliminate): Make static.
1150 (v850_asm_trampoline_template, v850_trampoline_init): New.
1151 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1152 v850_asm_trampoline_template.
1153 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1154 and adjust for target hook parameters.
1156 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1157 (TARGET_TRAMPOLINE_INIT): New.
1158 (vax_asm_trampoline_template, vax_trampoline_init): New.
1159 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1160 vax_asm_trampoline_template.
1161 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1163 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1164 (TARGET_TRAMPOLINE_INIT): New.
1165 (xtensa_asm_trampoline_template): Rename from
1166 xtensa_trampoline_template; make static.
1167 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
1168 make static; update for hook parameters.
1169 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
1170 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
1171 (INITIALIZE_TRAMPOLINE): Remove.
1173 * config/i386/i386.c (ix86_function_regparm): Do not issue an
1174 error for nested functions with regparm=3.
1175 (ix86_compute_frame_layout): Adjust frame pointer offset for
1176 ix86_static_chain_on_stack.
1177 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
1178 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
1179 don't reset to UNITS_PER_WORD.
1180 (ix86_emit_leave): Adjust ix86_cfa_state.
1181 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
1182 (ix86_static_chain): New.
1183 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
1184 make static; update for target hook parameters; use ix86_static_chain.
1185 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1186 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
1187 (INITIALIZE_TRAMPOLINE): Remove.
1188 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
1189 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1190 to the end. Add static_chain_on_stack.
1191 (ix86_static_chain_on_stack): New.
1193 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1194 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1195 (m68k_trampoline_init): New.
1196 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1197 m68k_trampoline_init and adjust for hook parameters.
1198 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1199 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1201 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1203 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1204 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1206 * reload1.c (reload): Call wrap_constant when substituting
1207 reg for equiv inside of DEBUG_INSNs.
1210 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
1211 add_call_src_coords_attributes, add_high_low_attributes,
1212 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
1213 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
1214 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
1215 when -gdwarf-2 -gstrict-dwarf.
1216 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
1217 -gdwarf-[23] -gstrict-dwarf.
1218 (address_of_int_loc_descriptor, loc_descriptor,
1219 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1220 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1221 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1223 2009-09-22 Richard Guenther <rguenther@suse.de>
1225 PR tree-optimization/41428
1226 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1227 (ccp_finalize): Pass it to substitute_and_fold.
1229 2009-09-22 Richard Guenther <rguenther@suse.de>
1231 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1232 (substitute_and_fold): Adjust prototype.
1233 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1234 (simplify_stmt_using_ranges): Likewise.
1235 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1236 (vrp_fold_stmt): New function.
1237 (vrp_finalize): Pass it to substitute_and_fold.
1238 * tree-flow.h (vrp_evaluate_conditional): Remove.
1239 (simplify_stmt_using_ranges): Likewise.
1240 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1241 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1242 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1244 (fold_predicate_in): Move to tree-vrp.c.
1245 (substitute_and_fold): Use the callback instead of calling into
1246 tree-vrp.c functions directly.
1248 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1250 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1251 comparison warning on rs6000.
1254 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1255 GIMPLE_EH_MUST_NOT_THROW cleanup.
1256 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1258 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1261 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1262 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1263 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1264 libSystem which is derived from the gcc 4.2.1 unwinder.
1266 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1269 * varasm.c (default_encode_section_info): Copy TLS model into
1270 sym_ref flags regardless of backend support for TLS, for all
1271 model types except TLS_MODEL_EMULATED.
1273 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1276 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1277 we can handle it correctly.
1279 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1281 * doc/install.texi (os2): Remove section.
1283 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1285 * doc/standards.texi (Objective-C): Adjust two URLs.
1287 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1289 * tree-tailcall.c (process_assignment): Don't check if a
1290 multiplication or an addition are already present.
1291 (find_tail_calls): Combine multiple additions and multiplications.
1292 (adjust_accumulator_values): Emit accumulators.
1294 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1296 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1297 xmm register restore.
1299 2009-09-21 Jan Hubicka <jh@suse.cz>
1301 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1302 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1305 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1307 * stor-layout.c (layout_type): Remove obsolete code.
1309 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1312 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1314 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1317 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1318 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1319 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1320 * fold-const.c (const_binop): Likewise.
1321 * real.h (do_mpc_arg2): Update prototype.
1323 2009-09-20 Jan Hubicka <jh@suse.cz>
1325 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1326 (add_location_or_const_value_attribute): Rewrite using
1328 (tree_add_const_value_attribute): Return true if successful.
1329 (tree_add_const_value_attribute_for_decl): Likewise.
1331 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1332 (loc_descriptor): ... here;
1333 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1334 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1335 pool items that was not marked for output.
1336 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1337 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1338 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1339 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1340 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1341 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1342 DW_OP_stack_value to get address of items that are not available
1344 (dw_loc_list): Handle single element lists correctly.
1346 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1347 Pascal Obry <obry@adacore.com>
1349 * unwind-dw2-fde.c (classify_object_over_fdes):
1350 Cast the constant 1 to _Unwind_Ptr.
1351 (add_fdes): Likewise.
1352 (linear_search_fdes): Likewise.
1354 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1356 * stor-layout.c (set_sizetype): Avoid useless type copy.
1358 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1360 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1362 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1363 * configure, config.in: Regenerate.
1364 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1366 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1367 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1368 for global data if the output could be used in a shared library.
1369 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1370 to 0 if TARGET_WRITABLE_EH_FRAME.
1372 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1374 PR rtl-optimization/39886
1375 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1376 just when insn is equal to BB_END (bb).
1378 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1380 * config/mips/mips.opt (mrelax-pic-calls): New option.
1381 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1383 (mips_unspec_call): Change "unspec_call" expander into this.
1384 (mips_strip_unspec_call): New function.
1385 (mips_got_load): Call mips_unspec_call instead of
1386 gen_unspec_call<mode>.
1387 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1389 (mips_cfg_in_reorg): New function.
1390 (mips16_lay_out_constants): Use it to decide whether to call
1391 CFG-aware insn splitting.
1392 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1393 mips_reorg. Move DF set-up code from here ...
1394 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1396 (mips_reorg): Call mips_df_reorg instead of
1397 r10k_insert_cache_barriers. Move CFG set-up code here from
1398 r10k_insert_cache_barriers.
1399 (mips_call_expr_from_insn): New function.
1400 (mips_pic_call_symbol_from_set): Likewise.
1401 (mips_find_pic_call_symbol): Likewise.
1402 (mips_annotate_pic_call_expr): Likewise.
1403 (mips_get_pic_call_symbol): Likewise.
1404 (mips_annotate_pic_calls): Likewise.
1405 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1407 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1408 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1409 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1411 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1412 (unspec_call<mode>): Remove it.
1413 (sibcall_internal, sibcall_value_internal,
1414 sibcall_value_multiple_internal, call_internal, call_split,
1415 call_value_internal, call_value_split,
1416 call_value_multiple_internal, call_value_multiple_split): Pass
1417 SIZE_OPNO to MIPS_CALL.
1418 (call_internal_direct, call_direct_split,
1419 call_value_internal_direct, call_value_direct_split): Pass -1 as
1420 SIZE_OPNO to MIPS_CALL.
1421 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1422 * configure: Regenerate.
1423 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1424 and -mno-relax-pic-calls.
1425 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1427 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1430 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1431 in the directory this rule is called from, rather than the
1432 toplevel 'gcc' directory, to fix in-tree build.
1434 2009-09-19 Chris Demetriou <cgd@google.com>
1436 PR preprocessor/28435:
1437 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1438 to cpplib that the preprocessor output is needed.
1440 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1442 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1443 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1444 *return_and_restore_fpregs_<mode>,
1445 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1448 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1449 instead of assuming it has always a REG inside of it.
1451 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1453 * config/freebsd.h: Update comment on types.
1454 (WINT_TYPE): Define.
1456 2009-09-18 Jason Merrill <jason@redhat.com>
1458 * c.opt: Add -fno-deduce-init-list.
1460 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1462 * value-prof.c (interesting_stringop_to_profile_p): Added output
1463 argument to indicate which parameter is the size parameter.
1464 * value-prof.c (gimple_stringop_fixed_value): Use
1465 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1466 * value-prof.c (gimple_stringops_transform): Update call sites to
1467 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1469 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1472 From David Binderman <dcb314@hotmail.com>:
1473 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1474 local variable f. Remove stale comments.
1475 (ix86_compute_frame_layout): Remove useless local variable total_size.
1476 Remove #if 0'd code.
1477 (legitimate_address_p): Remove useless local variables
1478 reason_rtx and reason.
1479 (ix86_split_copysign_const): Remove useless local variable op1.
1480 (scale_counter): Remove useless local variable piece_size_mask.
1482 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1484 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1487 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1490 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1492 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1494 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1497 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1499 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1500 DW_OP_implicit_value even without dwarf_version 4.
1502 2009-09-17 Jan Hubicka <jh@suse.cz>
1504 * dwarf2out.c: Include tree-pass.h and gimple.h.
1505 (loc_list_plus_const): New function.
1506 (loc_descriptor_from_tree_1): Rename to ...
1507 (loc_descriptor_from_tree): ... remove original.
1508 (loc_list_from_tree): New function.
1509 (add_AT_location_description): Accept location list.
1510 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1511 (concatn_mem_loc_descriptor): Remove.
1512 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1514 (secname_for_decl): Move up.
1515 (hidden_reference_p): New function; break out from ...
1516 (loc_by_refernece): ... here; move up.
1517 (dw_loc_list): New function.
1518 (single_element_loc_list): New function.
1519 (single_element_loc_list_p): New function.
1520 (add_loc_descr_to_each): New function.
1521 (add_loc_list): New function.
1522 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1523 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1524 add diagnostics why expansion failed.
1525 (add_location_or_const_value_attribute): Support location lists.
1526 (add_bound_info): Likewise.
1527 (descr_info_loc): Update call of loc_descriptor_from_tree.
1528 (gen_variable_die): Work on location lists.
1529 * final.c (pass_final): Add dump file.
1530 * Makefile.in (dwarf2out.o): Add new dependencies.
1532 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1535 * real.c decimal_from_integer, decimal_integer_string): New.
1536 (real_from_integer): Use them as special case for decimal float.
1537 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1538 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1539 Do not append zero after the decimal point in string to convert.
1541 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1543 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1544 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1546 2009-09-17 Martin Jambor <mjambor@suse.cz>
1548 * common.opt (fipa-sra): New switch.
1549 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1550 * timevar.def (TV_IPA_SRA): New timevar.
1551 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1552 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1553 * tree-sra.c: Include cgraph.c.
1554 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1555 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1556 and grp_not_necessarilly_dereferenced.
1557 (func_param_count): New variable.
1558 (encountered_apply_args): New variable.
1559 (bb_dereferences): New variable.
1560 (final_bbs): New variable.
1561 (no_accesses_representant): New variable.
1562 (no_accesses_p): New function.
1563 (dump_access): Dump the new fields.
1564 (sra_initialize): Set encountered_apply_args to false.
1565 (get_ssa_base_param): New function.
1566 (mark_parm_dereference): New function.
1567 (create_access): Caring for INIDRECT_REFs and different handling of
1568 varialble length accesses in early IPA SRA. Store the stmt - a new
1569 parameter - to the new access.
1570 (build_access_from_expr_1): New parameter stmt, passed to
1571 create_access. Handle INDIRECT_REFs.
1572 (build_access_from_expr): Pass the current statement to
1573 build_access_from_expr_1.
1574 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1576 (build_accesses_from_assign): Pass the current statement to
1577 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1578 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1579 final_bbs when necessary. Check for calls to __builtin_apply_args.
1580 Fixup EH info if anythng was changed.
1581 (is_unused_scalar_param): New function.
1582 (ptr_parm_has_direct_uses): New function.
1583 (find_param_candidates): New function.
1584 (mark_maybe_modified): New function.
1585 (analyze_modified_params): New function.
1586 (propagate_dereference_distances): New function.
1587 (dump_dereferences_table): New function.
1588 (analyze_caller_dereference_legality): New function.
1589 (unmodified_by_ref_scalar_representative): New function.
1590 (splice_param_accesses): New function.
1591 (decide_one_param_reduction): New function.
1592 (enum ipa_splicing_result): New type.
1593 (splice_all_param_accesses): New function.
1594 (get_param_index): New function.
1595 (turn_representatives_into_adjustments): New function.
1596 (analyze_all_param_acesses): New function.
1597 (get_replaced_param_substitute): New function.
1598 (get_adjustment_for_base): New function.
1599 (replace_removed_params_ssa_names): New function.
1600 (sra_ipa_reset_debug_stmts): New function.
1601 (sra_ipa_modify_expr): New function.
1602 (sra_ipa_modify_assign): New function.
1603 (convert_callers): New function.
1604 (modify_function): New function.
1605 (ipa_sra_preliminary_function_checks): New function.
1606 (ipa_early_sra): New function.
1607 (ipa_early_sra_gate): New function.
1608 (pass_early_ipa_sra): New variable.
1609 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1611 2009-09-17 Michael Matz <matz@suse.de>
1614 * tree.c (build_type_attribute_qual_variant): Export.
1615 * tree.h (build_type_attribute_qual_variant): Declare.
1616 * tree-inline.c (remap_type_1): Use it to build variants with
1617 the original qualifiers and attributes.
1619 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1621 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1622 without a fallthrough edge.
1624 2009-09-16 DJ Delorie <dj@redhat.com>
1626 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1627 chip and ignore the "fast_interrupt" attribute if so.
1629 2009-09-16 Richard Henderson <rth@redhat.com>
1632 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1635 2009-09-16 Richard Henderson <rth@redhat.com>
1638 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1639 is set only if DECL_NO_STATIC_CHAIN is unset.
1640 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1641 (FOR_EACH_NEST_INFO): New.
1642 (walk_all_functions): Use it.
1643 (finalize_nesting_tree): Likewise.
1644 (unnest_nesting_tree): Likewise.
1645 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1646 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1647 (convert_gimple_call): Early out if gimple_call_chain already set.
1648 (convert_all_function_calls): Iterate until no new functions
1649 require a static chain.
1650 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1651 when building a trampoline. Use dump_function_to_file instead
1653 (lower_nested_functions): Open dump_file. Validate that decls
1654 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1655 bit reset by this pass.
1657 2009-09-16 Michael Matz <matz@suse.de>
1660 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1661 shorten decl_common_unused.
1662 (DECL_RESTRICTED_P): New accessor.
1663 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1664 to disambiguate marked decls and restrict pointers.
1666 2009-09-16 Richard Henderson <rth@redhat.com>
1669 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1671 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1673 * integrate.c (set_block_abstract_flags): Call
1674 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1676 2009-09-16 Richard Guenther <rguenther@suse.de>
1679 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1682 2009-09-16 DJ Delorie <dj@redhat.com>
1683 Kaz Kojima <kkojima@gcc.gnu.org>
1685 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1686 (sh_expand_prologue): Update calls to output_stack_adjust.
1687 (sh_expand_epilogue): Likewise.
1689 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1692 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1693 trying to limit the extent of searches in the insn stream.
1695 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1696 Jakub Jelinek <jakub@redhat.com>
1700 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1702 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1703 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1704 (rs6000_savres_strategy): Always save FP registers inline if the
1705 target doesn't support hardware double-precision. Set the above
1706 bits in return value when needed.
1707 (rs6000_savres_routine_sym): Fix computation for cache selector.
1708 Mark the generated symbol as a function. Rename exitp argument to
1709 lr. Move code for determining the name of the symbol...
1710 (rs6000_savres_routine_name): ...here. New function. Add cases for
1711 getting the names right on AIX and 64-bit Linux.
1712 (savres_routine_name): New variable.
1713 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1714 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1715 on what the target routine uses as a base register. If savep && lr
1716 describe saving of r0 into memory slot.
1717 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1718 line calls for AIX ABI.
1719 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1720 determine FP save/restore functions.
1721 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1722 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1724 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1725 Duplicate restoration of LR and execute the appropriate one
1726 depending on whether GPRs are being restored inline. Set r11 from
1727 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1728 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1729 Fix out of line calls for AIX ABI.
1730 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1732 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1734 (*restore_gpregs_spe): Likewise.
1735 (*return_and_restore_gpregs_spe): Likewise.
1736 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1737 Define to empty string unconditionally.
1738 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1739 Define to empty string unconditionally.
1740 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1743 2009-09-15 Jan Hubicka <jh@suse.cz>
1745 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1746 * params.def (inline-insns-auto): Likewise.
1748 2009-09-15 Martin Jambor <mjambor@suse.cz>
1750 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1751 individual statements only at TDF_DETAILS dump level. Format
1752 source for 80 characters per line.
1754 2009-09-15 Christian Bruel <christian.bruel@st.com>
1756 * regrename.c (do_replace): Update REG_DEAD notes.
1758 2009-09-15 Revital Eres <eres@il.ibm.com>
1760 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1761 * targhooks.c (default_builtin_support_vector_misalignment):
1762 New builtin function.
1763 * targhooks.h (default_builtin_support_vector_misalignment):
1765 * target.h (builtin_support_vector_misalignment):
1766 New field in struct gcc_target.
1767 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1768 new builtin function.
1769 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1771 * config/rs6000/rs6000.c
1772 (rs6000_builtin_support_vector_misalignment): New function.
1773 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1775 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1777 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1779 (bfin_optimize_loop): Likewise.
1780 (bfin_gen_bundles): Likewise.
1781 (workaround_speculation): Likewise.
1782 (find_load): Return NULL_RTX for debug_insn.
1784 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1786 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1789 2009-09-14 DJ Delorie <dj@redhat.com>
1791 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1792 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1795 2009-09-14 Richard Henderson <rth@redhat.com>
1796 Jakub Jelinek <jakub@redhat.com>
1798 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1799 * cfgbuild.c (make_edges): Handle asm goto.
1800 * cfglayout.c (fixup_reorder_chain): Likewise.
1801 * cfgrtl.c (patch_jump_insn): Likewise.
1802 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1803 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1804 (gimple_build_asm_vec): Add and use labels parameter.
1805 (gimple_build_asm): Remove.
1806 (walk_gimple_asm): Walk labels too.
1807 * gimple.def (GIMPLE_ASM): Update docs.
1808 * gimple.h: Update decls.
1809 (struct gimple_statement_asm): Change nc to use unsigned char;
1811 (gimple_asm_nlabels): New.
1812 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1813 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1814 into gimple_build_asm_vec.
1815 * jump.c (mark_jump_label_asm): New.
1816 (mark_jump_label): Use it.
1817 (redirect_jump_1): Handle asm goto.
1818 (invert_jump_1): Soft fail if X is null.
1819 * recog.c (extract_asm_operands): New.
1820 (asm_noperands): Use it; handle asm labels.
1821 (decode_asm_operands): Use extract_asm_operands.
1822 (asm_operand_ok): Properly handle empty string.
1823 * reg-stack.c (get_asm_operands_in_out): Rename from
1824 get_asm_operand_n_inputs; use extract_asm_operands; return both
1825 inputs and outputs by reference; update all callers.
1826 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1827 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1828 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1829 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1830 (extract_asm_operands): Declare.
1831 * stmt.c (expand_asm_operands): Add and use labels parameter.
1832 (check_unique_operand_names): Likewise.
1833 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1834 (expand_asm_stmt): Handle asm labels.
1835 * tree-cfg.c (make_gimple_asm_edges): New.
1836 (make_edges): Use it.
1837 (cleanup_dead_labels): Handle asm labels.
1838 (is_ctrl_altering_stmt): Likewise.
1839 (gimple_redirect_edge_and_branch): Likewise.
1840 * tree.def (ASM_EXPR): Add 5th operand.
1841 * tree.h (ASM_LABELS): New.
1842 (resolve_asm_operand_names): Update decl.
1844 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1845 (c_parser_asm_goto_operands): New.
1846 * c-tree.h (build_asm_expr): Update decl.
1847 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1848 * doc/extend.texi: Document asm goto.
1850 2009-09-14 Richard Henderson <rth@redhat.com>
1852 * except.h: Update declarations.
1853 (struct pointer_map_t): Forward declare.
1854 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1855 (struct eh_landing_pad_d, eh_landing_pad): New.
1856 (struct eh_catch_d, eh_catch): New.
1857 (struct eh_region_d): Remove next_region_sharing_label, aka,
1858 label, tree_label, landing_pad, post_landing_pad, resume,
1859 may_contain_throw. Rename region_number to index. Remove
1860 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1861 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1862 (VEC(eh_landing_pad,gc)): New.
1863 (struct eh_status): Remove last_region_number. Add lp_array,
1864 throw_stmt_table, ttype_data, ehspec_data.
1865 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1866 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1867 * except.c (lang_protect_cleanup_actions): Return tree.
1868 (struct ehl_map_entry): Remove.
1869 (init_eh_for_function): Push zero entries for region and lp_array.
1870 (gen_eh_region): Add to region_array immediately.
1871 (gen_eh_region_catch): Operate on eh_catch objects.
1872 (gen_eh_landing_pad): New.
1873 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1874 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1875 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1876 (get_eh_landing_pad_from_number_fn): New.
1877 (get_eh_landing_pad_from_number): New.
1878 (get_eh_region_from_lp_number_fn): New.
1879 (get_eh_region_from_lp_number): New.
1880 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1881 (get_exception_pointer, get_exception_filter): Remove.
1882 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1883 (current_function_has_exception_handlers): Simplify.
1884 (bring_to_root, eh_region_replaceable_by_p): Remove.
1885 (replace_region, hash_type_list, hash_eh_region): Remove.
1886 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1887 (label_to_region_map, num_eh_regions): Remove.
1888 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1889 (find_exception_handler_labels): Remove.
1890 (duplicate_eh_regions_0, find_prev_try): Remove.
1891 (struct duplicate_eh_regions_data): New.
1892 (duplicate_eh_regions_1): Rewrite.
1893 (duplicate_eh_regions): Return a pointer map instead of an
1895 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1896 (redirect_eh_edge_to_label): Remove.
1897 (eh_region_outermost): Rewrite using eh_region pointers
1898 instead of integers.
1899 (add_ttypes_entry): Update for ttype_data move to eh_status.
1900 (add_ehspec_entry): Rewrite with VEC instead of varray.
1901 (assign_filter_values): Likewise. Export.
1902 (build_post_landing_pads, connect_post_landing_pads): Remove.
1903 (dw2_build_landing_pads): Rewrite to use lp_array.
1904 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1905 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1906 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1907 (sjlj_mark_call_sites): Update for landing pad numbers.
1908 (finish_eh_generation): Rewrite.
1909 (gate_handle_eh): Do nothing for no eh tree.
1910 (pass_rtl_eh): Move up near finish_eh_generation.
1911 (remove_eh_landing_pad): New.
1912 (remove_eh_handler): Export.
1913 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1914 (for_each_eh_label): Rewrite to use lp_array.
1915 (make_reg_eh_region_note): New.
1916 (make_reg_eh_region_note_nothrow_nononlocal): New.
1917 (insn_could_throw_p): New.
1918 (copy_reg_eh_region_note_forward): New.
1919 (copy_reg_eh_region_note_backward): New.
1920 (check_handled, add_reachable_handler): Remove.
1921 (reachable_next_level, foreach_reachable_handler): Remove.
1922 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1923 (get_eh_region_and_lp_from_rtx): New.
1924 (get_eh_region_from_rtx): New.
1925 (can_throw_internal_1, can_throw_external_1): Remove.
1926 (can_throw_internal): Use get_eh_region_from_rtx.
1927 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1928 (insn_nothrow_p, can_nonlocal_goto): New.
1929 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1930 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1931 (add_action_record): Use VEC not varray.
1932 (collect_one_action_chain): Update for eh_region changes.
1933 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1934 Use get_eh_region_and_lp_from_rtx.
1935 (gate_convert_to_eh_region_ranges): New.
1936 (pass_convert_to_eh_region_ranges): Use it.
1937 (push_uleb128, push_sleb128): Use VEC not varray.
1938 (output_one_function_exception_table): Likewise.
1939 (dump_eh_tree): Update for eh_region changes.
1940 (verify_eh_tree): Likewise.
1941 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1942 * tree-eh.c: Include target.h.
1943 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1944 Don't disallow GIMPLE_RESX; adjust argument check.
1945 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1946 (record_stmt_eh_region): Update for landing pad numbers;
1947 generate a landing pad if necessary.
1948 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1949 (remove_stmt_from_eh_lp_fn): Similarly.
1950 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1951 Update for lp numbers; don't special case missing throw_stmt_table.
1952 (lookup_expr_eh_lp): Similarly.
1953 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1954 (eh_seq, eh_region_may_contain_throw): New.
1955 (struct leh_state): Add ehp_region.
1956 (struct leh_tf_state): Remove eh_label.
1957 (emit_post_landing_pad): New.
1958 (emit_resx, emit_eh_dispatch): New.
1959 (note_eh_region_may_contain_throw): New.
1960 (frob_into_branch_around): Take eh_region not eh label;
1961 emit eh code into eh_seq.
1962 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1963 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1964 lower_eh_must_not_throw. Emit code to eh_seq.
1965 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1966 (lower_try_finally_onedest): Likewise.
1967 (lower_try_finally_copy): Likewise.
1968 (lower_try_finally_switch): Likewise.
1969 (lower_try_finally): Initialize ehp_region.
1970 (lower_catch): Update for eh_catch objects.
1971 (lower_eh_filter): Don't handle must_not_throw.
1972 (lower_eh_must_not_throw): New.
1973 (lower_cleanup): Don't set eh_label.
1974 (lower_eh_constructs_2): Resolve eh builtins.
1975 Handle GIMPLE_EH_MUST_NOT_THROW.
1976 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1977 Add eh_seq to the end of the function body.
1978 (make_eh_dispatch_edges): New.
1979 (make_eh_edge): Remove.
1980 (make_eh_edges): Simplify for landing pads.
1981 (redirect_eh_edge_1): New.
1982 (redirect_eh_edge): Use it.
1983 (redirect_eh_dispatch_edge): New.
1984 (stmt_could_throw_p): Use a switch. Allow RESX.
1985 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1986 (stmt_can_throw_internal): Likewise.
1987 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1988 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1989 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1990 (gate_refactor_eh): New.
1991 (pass_refactor_eh): Use it.
1992 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1993 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1994 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1995 (remove_unreachable_handlers): Rename from
1996 tree_remove_unreachable_handlers; rewrite for landing pads;
1997 call remove_eh_handler directly.
1998 (remove_unreachable_handlers_no_lp): New.
1999 (unsplit_eh, unsplit_all_eh): New.
2000 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
2001 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
2002 (cleanup_empty_eh_unsplit): New.
2003 (cleanup_empty_eh): Rewrite.
2004 (cleanup_all_empty_eh): New.
2005 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
2006 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
2007 (gate_cleanup_eh): New.
2008 (pass_cleanup_eh): Use it.
2009 (verify_eh_edges): Move later in file. Expect one EH edge.
2010 (verify_eh_dispatch_edge): New.
2012 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
2013 (gtype-desc.o): Add TARGET_H.
2014 (tree.o): Use EXCEPT_H, not except.h.
2015 (cfgbuild.o): Add EXPR_H.
2016 (GTFILES): Add vecprim.h.
2017 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
2018 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2019 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2020 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2021 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2022 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2023 calls to can_throw_internal.
2024 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2025 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2026 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2027 (expand_gimple_stmt): Use make_reg_eh_region_note.
2028 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2029 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2030 or find_exception_handler_labels.
2031 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2032 there is exacly one EH edge. Use can_nonlocal_goto and
2034 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2035 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2036 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2037 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2038 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2039 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2040 * dse.c (scan_insn): Use insn_could_throw_p.
2041 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2042 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2043 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2044 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2045 EXC_PTR_EXPR or FILTER_EXPR.
2046 (tree_expr_nonzero_warnv_p): Likewise.
2047 * function.h: Include vecprim.h, not varray.h
2048 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2049 move ttype_data and ehspec_data members to struct eh_status; change
2050 action_record_data member to a VEC.
2051 * gcse.c (hash_scan_set): Use can_throw_internal.
2052 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2053 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2054 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2055 (block_may_fallthru): Don't handle RESX_EXPR.
2056 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2057 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2058 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2059 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2060 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2061 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2062 (gimple_size): Likewise.
2063 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2064 (gimple_build_resx): Use gimple_build_with_ops.
2065 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2066 (is_gimple_val): Likewise.
2067 (is_gimple_stmt): Remove RESX_EXPR.
2068 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2069 (GIMPLE_RESX): Reorder with other EH constructs.
2070 * gimple.h (struct gimple_statement_eh_mnt): New.
2071 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2072 (gimple_eh_filter_must_not_throw): Remove.
2073 (gimple_eh_filter_set_must_not_throw): Remove.
2074 (gimple_eh_must_not_throw_fndecl): New.
2075 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2076 (is_gimple_resx): New.
2077 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2078 Don't copy EH_FILTER_MUST_NOT_THROW.
2079 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2080 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2081 handle must_not_throw_labels specially.
2082 * ipa-pure-const.c (check_call): Update debug statement for LP.
2083 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2084 * ipa-utils.c (get_base_var): Likewise.
2085 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2086 * lower-subreg.c (move_eh_region_note): Remove.
2087 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2088 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2089 (create_task_copyfn): Likewise.
2090 (maybe_catch_exception): Use gimple_build_eh_filter.
2091 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2092 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2093 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2094 and pass_lower_resx.
2095 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2096 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2097 can_throw_internal, can_nonlocal_goto.
2098 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2099 copy_reg_eh_region_note_forward.
2100 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2101 (emit_output_reload_insns): Likewise.
2102 (copy_eh_notes): Remove.
2103 * rtl.def (RESX): Remove.
2104 * rtl.h: Update declarations.
2105 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2106 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2107 (update_eh_label): Remove.
2108 (cleanup_dead_labels_eh): New.
2109 (cleanup_deal_labels): Use it instead of update_eh_label.
2110 (gimple_merge_blocks): Update landing pad data structure when
2111 removing a landing pad label.
2112 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2113 test; handle GIMPLE_EH_MUST_NOT_THROW.
2114 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2115 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2116 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2117 (verify_stmt): Likewise. Verify landing pads.
2118 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2119 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2120 (struct move_stmt_d): Add eh_map.
2121 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2122 (move_stmt_r): Remap eh region numbers in builtin calls,
2123 resx and eh_dispatch.
2124 (move_block_to_fn): Remove eh_offset parameter. Use
2125 maybe_duplicate_eh_stmt_fn.
2126 (find_outermost_region_in_block): Operate on eh_region pointers
2127 instead of region numbers.
2128 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2129 duplicate_eh_regions.
2130 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2131 test earlier. Disallow EH landing pads.
2132 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2133 * tree-flow.h: Update declarations.
2134 (struct tree_ann_common_d): Replace rn with lp_nr.
2135 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2136 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2137 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2138 resx and eh_dispatch.
2139 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2140 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2141 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2142 from duplicate_eh_regions.
2143 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2144 update RESX; handle EH_DISPATCH.
2145 (expand_call_inline): Set eh_lp_nr, not eh_region.
2146 (maybe_inline_call_in_expr): Likewise.
2147 * tree-inline.h (struct copy_body_data): Replace eh_region with
2148 eh_lp_nr, eh_region_offset with eh_map.
2149 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2150 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2151 * tree-pretty-print.c (dump_generic_node): Don't handle
2152 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2153 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2154 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2155 EXC_PTR_EXPR, FILTER_EXPR.
2156 * tree-ssa-operands.c (get_expr_operands): Likewise.
2157 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2158 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2159 (ao_ref_init_from_vn_reference): Likewise.
2160 * tree-ssa-sink.c (statement_sink_location): Likewise.
2161 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2162 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2163 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2164 EXC_PTR_EXPR, FILTER_EXPR.
2165 (is_exception_related): Remove.
2166 (compute_avail): Don't call it.
2167 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
2168 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
2169 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
2170 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
2172 (build_resx): Remove.
2173 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
2174 * tree.h: Update declarations.
2175 (EH_FILTER_MUST_NOT_THROW): Remove.
2176 (struct tree_label_decl): Add eh_landing_pad_nr.
2177 (EH_LANDING_PAD_NR): New.
2178 * value-prof.c (gimple_ic): Tidy variable names. Update for
2179 landing pad numbers.
2180 (gimple_stringop_fixed_value): Tidy variable names. Assert
2181 that neither call stmt can throw.
2182 * vecprim.h (uchar): New.
2183 (VEC(uchar,heap), VEC(uchar,gc)): New.
2185 * c-common.c (c_define_builtins): Update call to
2186 build_common_builtin_nodes.
2187 * c-parser.c (c_parse_file): Don't call
2188 default_init_unwind_resume_libfunc.
2190 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2192 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2193 (mips_cprestore_address_p): Likewise.
2194 (mips_save_gp_to_cprestore_slot): Likewise.
2195 (mips_restore_gp): Rename to...
2196 (mips_restore_gp_from_cprestore_slot): ...this.
2197 (mips_must_initialize_gp_p): Declare.
2198 (mips_emit_save_slot_move): Likewise.
2199 (mips_output_load_label): Return nothing.
2200 (mips_eh_uses): Declare.
2201 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2202 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2203 (TARGET_ABSOLUTE_JUMPS): Likewise.
2204 (EH_USES): Likewise.
2205 (FIRST_PSEUDO_REGISTER): Update comment.
2206 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
2207 (MIPS_CALL): ...here.
2208 (REGISTER_NAMES): Add $cprestore.
2209 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
2210 Add load_label_length, has_inflexible_gp_insn_p,
2211 has_flexible_gp_insn_p, must_initialize_gp_p and
2212 must_restore_gp_when_clobbered_p.
2213 (mips_expand_call): Don't generate split instructions here.
2214 (mips_split_call): Update the call to mips_restore_gp after
2215 the above name change.
2216 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
2217 (mips_find_gp_ref): New function.
2218 (mips_insn_has_inflexible_gp_ref_p): Likewise.
2219 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2220 (mips_insn_has_flexible_gp_ref_p): Likewise.
2221 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2222 (mips_function_has_gp_insn): Delete.
2223 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2224 Use the new functions above. Only return INVALID_REGNUM
2225 for TARGET_ABSOLUTE_JUMPS.
2226 (mips_must_initialize_gp_p): New function.
2227 (mips_get_cprestore_base_and_offset): New function, extracted from...
2228 (mips_cprestore_slot): ...here. Take a bool parameter.
2229 (mips_cfun_has_cprestore_slot_p): New function.
2230 (mips_cprestore_address_p): Likewise.
2231 (mips_save_gp_to_cprestore_slot): Likewise.
2232 (mips_restore_gp): Rename to...
2233 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2234 epilogue_completed. Update the call to mips_cprestore_slot.
2235 Test cfun->machine->must_restore_gp_when_clobbered_p.
2236 (mips_direct_save_slot_move_p): New function.
2237 (mips_emit_save_slot_move): Likewise.
2238 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2239 of cfun->machine->global_pointer.
2240 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2241 (mips_save_reg): Use mips_emit_save_slot_move.
2242 (mips_expand_prologue): Set must_initialize_gp_p.
2243 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2244 for all cprestore saves. Emit a use_cprestore instruction after
2245 setting up the cprestore slot.
2246 (mips_restore_reg): Use mips_emit_save_slot_move.
2247 (mips_process_load_label): New function.
2248 (mips_load_label_length): Likewise.
2249 (mips_output_load_label): Don't return asm: output it here instead.
2250 Use mips_process_load_label.
2251 (mips_adjust_insn_length): Adjust the length of branch instructions
2252 that have length MAX_PIC_BRANCH_LENGTH.
2253 (mips_output_conditional_branch): Update the call to
2254 mips_output_load_label. Assume the branch target is OPERANDS[0]
2255 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2256 (mips_output_order_conditional_branch): Swap the meaning of
2257 OPERANDS[0] and OPERANDS[1].
2258 (mips_variable_issue): Don't count ghost instructions.
2259 (mips_expand_ghost_gp_insns): New function.
2260 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2261 (mips_output_mi_thunk): Set must_initialize_gp_p.
2262 (mips_eh_uses): New function.
2263 * config/mips/predicates.md (cprestore_save_slot_operand)
2264 (cprestore_load_slot_operand): New predicates.
2265 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2266 (UNSPEC_MOVE_GP): Likewise.
2267 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2268 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2269 (CPRESTORE_SLOT_REGNUM): New register.
2270 (MAX_PIC_BRANCH_LENGTH): New constant.
2271 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2272 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2273 branches. Fix commentary.
2274 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2275 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2276 Change type to "ghost".
2277 (loadgp_absolute_<mode>): Likewise.
2278 (loadgp_rtp_<mode>): Likewise.
2279 (copygp_mips16): Likewise.
2280 (loadgp_blockage): Remove redundant mode attribute.
2281 (potential_cprestore): New instruction.
2282 (cprestore): Turn into an unspec set.
2283 (use_cprestore): New instruction.
2284 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2285 (*branch_fp_inverted): Likewise.
2286 (*branch_order<mode>): Likewise.
2287 (*branch_order<mode>_inverted): Likewise.
2288 (*branch_equality<mode>): Likewise.
2289 (*branch_equality<mode>_inverted): Likewise.
2290 (*branch_bit<bbv><mode>): Likewise.
2291 (*branch_bit<bbv><mode>_inverted): Likewise.
2292 (*branch_equality<mode>_mips16): Remove redundant mode.
2293 (jump): Turn into a define_expand.
2294 (*jump_absolute): New instruction.
2295 (*jump_pic): Likewise.
2296 (*jump_mips16): Rename previously-unnamed pattern. Remove
2297 redundant mode attribute.
2298 (restore_gp): Split on epilogue_completed rather than
2299 reload_completed. Change type to "ghost".
2300 (move_gp<mode>): New instruction.
2301 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2302 Remove redundant mode attribute.
2303 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2304 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2305 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2307 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2310 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2311 are returned in the same register (vs34 or v2) that Altivec vector
2312 types are returned in.
2313 (rs6000_libcall_value): Ditto.
2316 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2317 instead of explicit addsi3/adddi3 calls.
2318 (rs6000_split_multireg_move): Ditto.
2319 (rs6000_emit_allocate_stack): Ditto.
2320 (rs6000_emit_prologue): Ditto.
2321 (rs6000_output_mi_thunk): Ditto.
2323 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2324 size is 64 bits if we can use 64-bit registers.
2326 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2328 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2331 From Jie Zhang <jie.zhang@analog.com>:
2332 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2333 save FP and RETS with saveall attribute.
2334 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2335 with saveall attribute.
2337 * config/bfin/bfin.c (bfin_expand_builtin,
2338 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2341 From Jie Zhang <jie.zhang@analog.com>:
2342 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2343 before use in two places.
2344 * config/bfin/bfin.md (AREG): Define mode iterator.
2345 (reload_in, reload_out): Use mode iterator AREG.
2347 2009-09-14 Richard Guenther <rguenther@suse.de>
2350 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2351 EH personality path.
2353 2009-09-13 Richard Guenther <rguenther@suse.de>
2354 Rafael Avila de Espindola <espindola@google.com>
2356 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2357 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2358 (LANG_HOOKS_INITIALIZER): Adjust.
2359 (lhd_pass_through_t): Declare.
2360 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2362 * langhooks.c (lhd_pass_through_t): New function.
2363 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2364 dwarf2out_begin_prologue): Use personality from current_function_decl.
2365 * expr.h (get_personality_function): Declare.
2366 * expr.c (get_personality_function): New function.
2367 (build_personality_function): Likewise.
2368 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2369 (eh_personality_libfunc): Remove.
2370 * optabs.c (build_libfunc_function): New function split out from ...
2371 (init_one_libfunc): ... here.
2372 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2373 (tree_function_decl): Add personality.
2374 (lhd_gcc_personality): Declare.
2375 (build_personality_function): Likewise.
2376 * tree.c (gcc_eh_personality_decl): New.
2377 (lhd_gcc_personality): New function.
2378 * except.h (lang_eh_runtime_type): Remove.
2379 (enum eh_personality_kind): New.
2380 (build_personality_function): Declare.
2381 (function_needs_eh_personality): Declare.
2382 * except.c (lang_eh_runtime_type): Remove.
2383 (function_needs_eh_personality): New function.
2384 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2385 (sjlj_emit_function_enter, output_function_exception_table):
2386 Use personality from current_function_decl.
2387 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2388 * tree-inline.c (tree_can_inline_p): Do not inline across different
2390 (expand_call_inline): Likewise. Adjust the callers EH personality.
2391 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2392 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2393 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2394 (c-parser.o): Likewise
2395 * c-tree.h (c_eh_initialized_p): Remove.
2396 (c_maybe_initialize_eh): Likewise.
2397 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2398 (finish_decl): Don't call c_maybe_initialize_eh.
2399 (c_eh_initialized_p): Remove.
2400 (c_maybe_initialize_eh): Likewise.
2401 * c-parser.c (c_parser_omp_construct): Likewise.
2402 (c_parse_file): Initialize exception handling.
2404 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2406 * config.gcc (tm_file): Remove i386/biarch32.h
2407 for i?86-w64-mingw* case.
2408 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2410 * config.host: Set for x64 mingw the option
2411 use_long_long_for_widest_fast_int to yes.
2413 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2415 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2416 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2417 (dbxout_begin_function): Likewise.
2418 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2419 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2420 set on the function.
2421 (final_end_function): Likewise.
2422 (final_scan_insn): Likewise.
2423 (rest_of_handle_final): Likewise.
2424 * varasm.c (assemble_start_function): Likewise.
2425 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2427 2009-09-12 Jason Merrill <jason@redhat.com>
2429 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2430 * opts.c (common_handle_option): constify.
2432 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2434 * doc/install.texi (avr): Remove obsolete reference site.
2436 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2438 * doc/install.texi (Binaries): Adjust AIX link.
2440 2009-09-12 Akim Demaille <demaille@gostai.com>
2442 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2443 Use an imperative sentence.
2445 2009-09-11 Richard Henderson <rth@redhat.com>
2447 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2448 structure-name and has-tree-operands arguments; update all entries.
2449 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2451 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2452 (gsstruct_code_size): New.
2453 (gss_for_code_): New.
2454 (gss_for_code): Remove.
2455 (gimple_size): Rewrite using gsstruct_code_size.
2456 (gimple_statement_structure): Move to gimple.h.
2457 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2458 (gss_for_code, gimple_statement_structure): New.
2459 (gimple_ops): Use new arrays; tidy.
2461 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2463 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2464 operand to be a PLUS expression.
2465 * config/pa/pa.c (pa_secondary_reload): Likewise.
2467 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2469 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2471 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2474 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2476 From Jie Zhang <jie.zhang@analog.com>:
2477 * doc/extend.texi (node Function Attributes): Document l2
2479 (node Blackfin Variable Attributes): Document l2 variable attributes.
2481 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2483 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2484 to match the system compiler's configuration at inflection point.
2485 Add comment to remark a remaining difference with system compiler.
2487 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2488 * configure: Regenerate.
2490 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2492 From Jie Zhang <jie.zhang@analog.com>:
2493 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2494 (bfin_handle_l2_attribute): New.
2495 (bfin_attribute_table): Add l2 attribute.
2497 2009-09-11 Michael Matz <matz@suse.de>
2500 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2501 on the local_decls list.
2503 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2507 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2509 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2510 for VALUEs, to implement the documented interface.
2511 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2512 Adjust for VALUEs and anything else, to implement the
2513 documented interface.
2515 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2517 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2518 with actual SPE/paired vector modes before using 64-bit alignment.
2519 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2521 2009-09-10 DJ Delorie <dj@redhat.com>
2523 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2526 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2527 * config/mep/mep.c (mep_legitimate_constant_p): New.
2528 * config/mep/mep-protos.h: Prototype it.
2530 2009-09-10 Richard Henderson <rth@redhat.com>
2532 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2534 2009-09-10 Jason Merrill <jason@redhat.com>
2536 * tree.c (chain_index): New fn.
2537 * tree.h: Declare it.
2539 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2541 * config/sol2-c.c (cmn_err_length_specs): Initialize
2542 scalar_identity_flag.
2544 2009-09-10 Richard Henderson <rth@redhat.com>
2546 * tree.h (struct tree_decl_common): Move align member earlier;
2547 move label_decl_uid member ...
2548 (struct tree_label_decl): ... here.
2549 (LABEL_DECL_UID): Update to match.
2551 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2554 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2555 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2557 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2558 dest_prev if the edge is complex.
2560 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2562 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2563 loop latch tests earlier.
2565 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2566 before GIMPLE_RETURN, not after its predecessor; insert
2569 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2570 gimple_seq_empty_p to test for no PHI nodes.
2571 * tree-cfg.c (split_critical_edges): Likewise.
2573 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2575 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2577 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2578 introduced by the VTA branch merge.
2580 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2582 * ira-conflicts.c: Use fputs or putc instead of fprintf
2586 * tree-switch-conversion.c: Ditto.
2588 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2590 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2591 introduced by the VTA branch merge.
2593 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2596 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2598 PR rtl-optimization/39779
2599 * expr.c (convert_modes): Return when mode == oldmode after
2600 CONST_INTs are processed.
2602 2009-09-10 Nick Clifton <nickc@redhat.com>
2604 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2605 attribute and referring decl when creating renamed symbol.
2607 2009-09-10 Richard Guenther <rguenther@suse.de>
2610 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2612 (cgraph_finalize_compilation_unit): Compute reachability
2613 before emitting thunks. Properly process aliases before
2614 possibly removing unreachable nodes.
2616 2009-09-10 Richard Guenther <rguenther@suse.de>
2619 * tree.c (struct free_lang_data_d): Add worklist member.
2620 (find_decls_types_r): Push onto the worklist instead of recursing.
2621 Handle TREE_BINFOs properly.
2622 (find_decls_types): New function wrapped around find_decls_types_r
2623 to process the worklist.
2624 (find_decls_types_in_eh_region): Use it.
2625 (find_decls_types_in_node): Likewise.
2626 (find_decls_types_in_var): Likewise.
2627 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2628 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2629 (AGGREGATE_TYPE_P): Adjust.
2631 2009-09-09 Jason Merrill <jason@redhat.com>
2633 * configure.ac: Check glibc version even if we have an in-tree
2636 2009-09-09 Anthony Green <green@moxielogic.com>
2638 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2639 the constant 0 when appropriate.
2640 * config/moxie/constraints.md: Add constraint O.
2642 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2643 to pass up to 6 32-bit argument values in registers.
2644 (moxie_function_arg): Ditto.
2645 (moxie_arg_partial_bytes): Ditto.
2646 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2647 (REG_PARM_STACK_SPACE): Ditto.
2648 (FUNCTION_ARG_REGNO_P): Ditto.
2650 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2651 instruction to allocate stack space.
2653 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2655 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2656 unnecessarily stringent constraints. Fix address
2657 calculation in the splitters.
2659 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2661 PR rtl-optimization/39779
2662 * expr.c (convert_modes): Return when mode == oldmode after
2663 CONST_INTs are processed.
2665 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2668 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2669 (ix86_expand_prologue): Take frame.padding0 into logic of
2671 (ix86_expand_epilogue): Likewise.
2673 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2675 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2677 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2678 * config/t-slibgcc-libgcc: New file.
2679 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2681 2009-09-09 Martin Jambor <mjambor@suse.cz>
2683 PR tree-optimization/41089
2684 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2687 2009-09-09 Richard Henderson <rth@redhat.com>
2689 * gimple.h (CASE_GIMPLE_OMP): New.
2690 (is_gimple_omp): Use it.
2691 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2692 (verify_gimple_debug): Likewise.
2694 2009-09-09 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/41101
2697 * tree-ssa-pre.c (maximal_set): Remove.
2698 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2699 Defer all blocks we didn't visit at least one successor.
2700 (add_to_exp_gen): Do not add to the maximal set.
2701 (make_values_for_phi): Likewise.
2702 (compute_avail): Likewise.
2703 (init_pre): Do not allocate the maximal set.
2704 (execute_pre): Do not dump it.
2706 2009-09-09 Martin Jambor <mjambor@suse.cz>
2708 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2709 an SSA_NAME rather than a is_gimple_variable.
2711 2009-09-09 Richard Guenther <rguenther@suse.de>
2714 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2715 code dealing with plain pointer bases.
2716 (maybe_fold_offset_to_reference): Likewise.
2717 (maybe_fold_stmt_addition): Adjust.
2719 2009-09-09 Richard Guenther <rguenther@suse.de>
2721 * tree.c (free_lang_data_in_type): Do not free the type variant
2723 (free_lang_data): Merge char_type_node with its properly signed
2725 (pass_ipa_free): Collect after freeing language specific data.
2727 2009-09-09 Michael Matz <matz@suse.de>
2730 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2731 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2732 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2735 2009-09-08 DJ Delorie <dj@redhat.com>
2737 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2739 2009-09-04 Jason Merrill <jason@redhat.com>
2741 * tree.c (tree_find_value): Remove.
2742 * tree.h: Remove prototype.
2743 * varasm.c (assemble_external): Use value_member instead.
2745 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2747 * toplev.c (process_options): Choose default debugging type when
2748 gtoggle enables debug info and type is unset.
2750 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2754 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2757 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2759 * configure: Rebuilt with modified libtool.m4.
2761 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2766 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2768 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2770 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2771 (remove_statement): Likewise.
2772 (rewrite_use_nonlinear_expr): Adjust.
2773 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2774 * tree-ssa.c (release_defs_bitset): ... this. New.
2775 * tree-flow.h (release_defs_bitset): Declare.
2777 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2780 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2781 in the middle block.
2783 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2785 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2786 via intptr_t to long type.
2787 (insert_operand_rank): Cast long type via intptr_t to
2789 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2791 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2792 from pointer to unsigned via uintptr_t.
2794 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2795 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2797 * configure: Regenerated.
2798 * config.in: Regenerated
2799 * system.h (stdint.h): Add include.
2800 (inttypes.h): Likewise.
2801 * Makefile.in (aclocal): Add config/stdint.m4.
2802 * aclocal.m4: Regenerated.
2804 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2806 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2808 (note_np_check_stores): New function.
2809 (harmless_null_pointer_p): New function.
2810 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2811 changed. Take into account whether we're in the shadow of a condjump
2812 that tested NP_REG for NULL.
2813 Lose all code that tested for SEQUENCEs.
2814 (workaround_speculation): Avoid inserting NOPs for loads that are
2815 either always executed or a NULL pointer.
2817 2009-09-08 Jan Hubicka <jh@suse.cz>
2819 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2820 * params.def (early-inlining-insns): Likewise.
2822 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2824 PR rtl-optimization/41239
2825 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2826 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2828 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2829 across calls, as the calls might not always return normally.
2830 (call_may_noreturn_p): New function.
2831 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2832 (init_deps): Initialize it.
2833 (remove_from_deps): Also remove calls from
2834 last_function_call_may_noreturn list.
2836 2009-09-07 Richard Henderson <rth@redhat.com>
2838 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2839 more VR->OPERANDS than LHS operands. Free LHS before returning.
2841 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2843 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2844 (attr "addrtype"): New member "spreg".
2845 Use it if mem_spfp_address_operand is true for the address.
2846 (attr "type"): New entry "stall".
2847 (cpu_unit "load"): New.
2848 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2850 (insn_reservation "loadsp"): New.
2851 (insn_reservation "load_stall1"): New.
2852 (insn_reservation "load_stall3"): New.
2854 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2855 (mem_p_address_operand): Exclude stack and frame pointer based
2857 (mem_spfp_address_operand): New; match them here.
2858 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2859 (bfin_reorg): Call it if scheduling insns.
2860 (bfin_gen_bundles): Remove dummy insns created by
2861 add_sched_insns_for_speculation.
2863 From Jie Zhang <jie.zhang@analog.com>:
2864 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2865 bfin_si_revision, bfin_workarounds): Move these ...
2866 * config/bfin/bfin.h: ... here.
2868 From Mike Frysinger <michael.frysinger@analog.com>
2869 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2870 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2871 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2872 bf547m, bf548m, and bf549m.
2873 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2874 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2875 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2876 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2877 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2878 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2879 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2880 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2881 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2882 bf542m, bf544m, bf547m, bf548m, and bf549m.
2884 From Jie Zhang <jie.zhang@analog.com>:
2885 * config/bfin/predicates.md (p_register_operand): New predicate.
2886 (dp_register_operand): New predicate.
2887 * config/bfin/bfin-protos.h (WA_05000074): Define.
2888 (ENABLE_WA_05000074): Define.
2889 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2890 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2891 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2892 (define_attr addrtype): Allow load/store register to be P register.
2893 (define_attr storereg): New.
2894 (define_cpu_unit anomaly_05000074): New.
2895 (define_insn_reservation dsp32shiftimm): New.
2896 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2897 (define_insn_reservation loadp): Cannot use slot2.
2898 (define_insn_reservation loadsp): Cannot use slot2.
2899 (define_insn_reservation storep): Cannot use slot2. Does not
2900 apply when working around 05000074.
2901 (define_insn_reservation storep_anomaly_05000074): New.
2902 (define_insn_reservation storei): Does not apply when working
2904 (define_insn_reservation storei_anomaly_05000074): New.
2905 (define_attr length): Add dsp32shiftimm case.
2906 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2907 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2908 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2909 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2910 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2912 2009-09-07 Martin Jambor <mjambor@suse.cz>
2915 * tree-sra.c (create_artificial_child_access): Return NULL if
2916 build_ref_for_offset fails.
2917 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2918 and create_artificial_child_access to fail.
2920 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2923 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2924 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2925 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2927 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2929 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2930 block, ensure it has an exit edge. Emit a barrier after a jump.
2932 2009-09-07 Nick Clifton <nickc@redhat.com>
2934 * gcc.c (this_is_linker_script): New variable. Like
2935 this_is_library_file but for the %T constructor.
2936 (end_going_arg): If this_is_linker_script is set then locate the
2937 script and insert a --script switch before it
2938 (do_spec_2): Initialise this_is_linker_script.
2939 (do_spec_1): Likewise. Handle %T construct.
2940 (eval_spec_function): Preserve this_is_linker_script.
2941 * doc/invoke.texi: Document %T construct in spec files.
2942 * config/m32c/m32c.h (LIB_SPEC): Use it.
2944 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2946 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2947 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2948 when volatile flag is set.
2949 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2951 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2954 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2955 (combine_stack_adjustments_for_block): Allow insns between stack
2956 adjustments and stores with corresponding pre-(dec|inc)rement or
2957 pre-modify operation.
2959 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2962 * combine-stack-adj.c (struct csa_memlist): Rename to...
2963 (struct csa_reflist): ... this. Rename mem field to ref.
2964 (free_csa_memlist): Rename to...
2965 (free_csa_reflist): ... this.
2966 (record_one_stack_memref): Rename to...
2967 (record_one_stack_ref): ... this. Handle also REG_P.
2968 (try_apply_stack_adjustment): Handle also REG_P.
2969 (struct record_stack_memrefs_data): Rename to...
2970 (struct record_stack_refs_data): ... this. Rename memlist field to
2972 (record_stack_memrefs): Rename to...
2973 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2974 subexpressions instead of failing when a MEM contains SP references.
2975 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2976 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2978 2009-09-06 Richard Guenther <rguenther@suse.de>
2981 * tree.c (build_array_type): Do not record types marked
2982 with structural equality in the canonical type hashtable.
2984 2009-09-06 Richard Guenther <rguenther@suse.de>
2987 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2989 2009-09-05 Richard Guenther <rguenther@suse.de>
2992 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2994 2009-09-05 Richard Guenther <rguenther@suse.de>
2997 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2999 2009-09-05 Richard Guenther <rguenther@suse.de>
3002 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
3003 before comparing function argument types.
3005 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3008 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
3011 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3014 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3016 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3017 locators before emit_insn is called.
3019 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3022 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3023 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3024 (reginfo_init): Don't call allocate_reg_info.
3026 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3029 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3030 NONDEBUG_INSN_P instead of INSN_P.
3032 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3035 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3037 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3040 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3041 pattern of the split.
3043 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3045 * toplev.c (process_options): Move setter of flag_var_tracking
3046 before other tests that depend on it. Move down setter of
3047 flag_rename_registers. Don't enable var-tracking-assignments
3048 by default if selective scheduling is enabled. Warn if both
3051 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3053 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3054 comment. Use switch statement to catch overlaps between rtx
3055 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3056 (IS_DECL_CODE): ... here. Remove.
3057 (check_value_is_not_decl): Remove.
3058 (dv_from_decl, dv_from_value): Check after conversion.
3060 2009-09-04 Richard Guenther <rguenther@suse.de>
3063 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3064 after emitting tunks. Move emitting thunks and ctors from ...
3065 (cgraph_optimize): ... here. Remove redundant
3066 cgraph_analyze_functions.
3067 * varasm.c (find_decl_and_mark_needed): Remove no longer
3069 (finish_aliases_1): Adjust check for thunk aliases.
3071 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3073 * config/arm/arm.md (ctzsi2): Added braces
3074 to avoid warning that broke booststrap.
3076 2009-09-04 Martin Jambor <mjambor@suse.cz>
3078 PR tree-optimization/41112
3079 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3080 handle variable-bounded arrays.
3081 (expr_with_var_bounded_array_refs_p): New function.
3082 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3084 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3086 * config/s390/2097.md: Removed two incorrect bypasses.
3087 (z10_fsimpdf): Fixed latency.
3088 (z10_fhex): New insn_reservation.
3089 (z10_floaddf): Fixed latency.
3090 (z10_floadsf): Fixed latency.
3091 (z10_ftrunctf): Fixed latency.
3092 (z10_ftruncdf): Fixed latency.
3093 * config/s390/s390.c (z10_cost): Fixed values.
3094 (s390_adjust_priority): Added z10 path.
3095 * config/s390/s390.md (type): Added fhex.
3096 (*mov<mode>_64dfp): Updated type attribute.
3097 (*mov<mode>_64): Updated type attribute.
3098 (*mov<mode>_31): Updated type attribute.
3099 (*mov<mode>"): Likewise.
3100 * config/s390/2084.md (x_fsimpdf): Updated condition.
3102 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3104 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3105 RTXs in the predicate for operand 1.
3107 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3109 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3110 (rbitsi2): New insn.
3111 (ctzsi2): New expand.
3112 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3114 2009-09-03 Martin Jambor <mjambor@suse.cz>
3116 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3117 (create_artificial_child_access): Use build_ref_for_offset instead
3118 of duplicate_expr_for_different_base.
3119 (propagate_subacesses_accross_link): Likewise.
3121 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3123 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3125 (mips16e_collect_argument_saves): Skip debug instructions.
3126 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3127 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3128 (r10k_insert_cache_barriers): Likewise.
3129 (mips_reorg_process_insns): Likewise.
3131 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3134 * ira.c (update_equiv_reg): Remove check on class likely spill.
3136 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3139 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3140 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3144 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3145 the stack slot if it is passed by invisible reference.
3146 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3147 by invisible reference.
3149 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3151 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3152 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3153 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3155 * config/bfin/sync.md: New file.
3156 * config/bfin/bfin.md: Include it.
3157 (UNSPEC_ATOMIC): New.
3158 (UNSPEC_ONES): Provide a unique number.
3160 From Jie Zhang <jie.zhang@analog.com>:
3161 * config/bfin/bfin.c (ret_regs): New.
3162 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3163 (must_save_rets_p): New.
3164 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3165 current_function_is_leaf.
3166 (do_link): Likewise.
3167 (do_unlink): Likewise.
3168 (expand_interrupt_handler_prologue): Use ret_regs array.
3169 (expand_interrupt_handler_epilogue): Use ret_regs array and
3170 pass return register to gen_return_internal.
3171 (bfin_expand_epilogue): Pass return register to
3172 gen_return_internal.
3173 (bfin_expand_call): Explicitly clobber RETS.
3174 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
3175 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
3176 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
3177 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
3179 (return_internal): Take a reg rtx rather than the register number.
3181 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
3183 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
3184 when comparing against estimated_loop_iterations_int return.
3186 2009-09-03 Richard Guenther <rguenther@suse.de>
3188 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
3189 eh_personality_libfunc.
3191 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3193 * tree-parloops.c (separate_decls_in_region): Add space.
3195 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3197 * tree-parloops.c (separate_decls_in_region): Change the condition
3198 checking if there are reductions in the loop.
3200 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3202 PR tree-optimization/38275
3203 * tree-parloops.c (parallelize_loops): Replace profitability condition
3204 for expected number of iterations.
3206 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3208 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
3209 (bootstrap-debug): Explain conditions in which it becomes default.
3210 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
3213 2009-09-03 Namhyung Kim <namhyung@gmail.com>
3215 * doc/invoke.texi (Optimize Options): Move
3216 -finline-small-functions to the -O2 list.
3218 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3220 * toplev.c (process_options): Enable var-tracking-assignments
3221 by default if var-tracking is enabled.
3223 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3225 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3227 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3228 * rtl.h (prev_nonnote_insn_bb): Declare it.
3230 2009-09-03 Diego Novillo <dnovillo@google.com>
3232 * cgraph.c (cgraph_node_for_decl): New.
3233 * cgraph.h (cgraph_node_for_decl): Declare.
3234 * tree.c (host_integerp): Return 0 if T is NULL.
3236 2009-09-03 Diego Novillo <dnovillo@google.com>
3238 * tree.h (struct alias_pair): Move from varasm.c.
3239 (alias_pairs): Likewise.
3240 (TYPE_MAXVAL): Define.
3241 (TYPE_MINVAL): Define.
3242 (iterative_hash_host_wide_int): Declare.
3243 (remove_unreachable_alias_pairs): Declare.
3244 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3245 * diagnostic.c (default_diagnostic_starter): Make extern.
3246 (default_diagnostic_finalizer): Make extern.
3247 * diagnostic.h (default_diagnostic_starter): Declare.
3248 (default_diagnostic_finalizer): Declare.
3249 (default_tree_printer): Declare.
3250 * toplev.c (default_tree_printer): Make extern.
3252 2009-09-03 Richard Guenther <rguenther@suse.de>
3253 Diego Novillo <dnovillo@google.com>
3255 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3256 * cgraphunit.c (cgraph_expand_function): Do not emit
3257 associated thunks from here.
3258 (cgraph_emit_thunks): New.
3259 (cgraph_optimize): Call it.
3260 Return if any IPA pass finds an error.
3261 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3264 2009-09-03 Simon Baldwin <simonb@google.com>
3265 Rafael Espindola <espindola@google.com>
3266 Richard Guenther <rguenther@suse.de>
3267 Doug Kwan <dougkwan@google.com>
3268 Diego Novillo <dnovillo@google.com>
3270 * tree.c: Include tree-pass.h, langhooks-def.h,
3271 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3272 (free_lang_data_in_type): New.
3273 (need_assembler_name_p): New.
3274 (free_lang_data_in_block): New.
3275 (free_lang_data_in_decl): New.
3276 (struct free_lang_data_d): New.
3277 (add_tree_to_fld_list): New.
3278 (find_decls_types_r): New.
3279 (get_eh_types_for_runtime): New.
3280 (find_decls_types_in_eh_region): New.
3281 (find_decls_types_in_node): New.
3282 (find_decls_types_in_var): New.
3283 (free_lang_data_in_cgraph): New.
3284 (free_lang_data): New.
3285 (gate_free_lang_data): New.
3286 (pass_ipa_free_lang_data): New.
3288 2009-09-03 Diego Novillo <dnovillo@google.com>
3290 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3291 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3292 (lang_hooks): Remove const qualifier.
3293 * ipa.c (cgraph_remove_unreachable_nodes): Call
3294 remove_unreachable_alias_pairs.
3295 * except.c (add_type_for_runtime): Check if TYPE has
3296 already been converted.
3297 (lookup_type_for_runtime): Likewise.
3298 (check_handled): Handle converted types.
3299 * varasm.c (remove_unreachable_alias_pairs): New.
3300 * gimple.c: Include demangle.h.
3301 (gimple_decl_printable_name): New.
3302 (gimple_fold_obj_type_ref): New.
3303 * gimple.h (gimple_decl_printable_name): Declare.
3304 (gimple_fold_obj_type_ref): Declare.
3305 * passes.c (init_optimization_passes): Add pass
3306 pass_ipa_free_lang_data.
3307 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3308 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3310 2009-09-03 Diego Novillo <dnovillo@google.com>
3312 * c-lang.c (lang_hooks): Remove const qualifier.
3314 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3316 * doc/install.texi (*-*-freebsd*): Update target information.
3318 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3320 * hard-reg-set.h (call_fixed_regs): Remove.
3321 * reginfo.c (call_fixed_regs): Remove.
3322 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3323 (globalize_reg): Don't use call_fixed_regs.
3324 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3327 2009-09-01 Michael Matz <matz@suse.de>
3329 * expr.h (emit_storent_insn, expand_expr_real_1,
3330 expand_expr_real_2): Declare.
3331 * expr.c (emit_storent_insn, expand_expr_real_1,
3332 expand_expr_real_2): Export.
3333 (store_expr): Setting and evaluating dont_return_target is useless.
3334 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3335 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3336 * except.c (expand_resx_expr): Rename to ...
3337 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3338 * except.h (expand_resx_stmt): Declare.
3339 * stmt.c: Add include gimple.h
3340 (expand_asm_expr): Rename to ...
3341 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3342 (expand_case): Rewrite to take gimple statement.
3343 * tree.h (expand_asm_stmt): Declare.
3344 (expand_case): Change prototype.
3345 * Makefile.in (stmt.o): Depend on gimple.h.
3346 * builtins.c (expand_builtin_synchronize): Build gimple asm
3347 statement, not an ASM_EXPR.
3348 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3349 gimple_to_tree, release_stmt_tree): Remove.
3350 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3351 ggc_free, but hold comparison code and operands separately.
3352 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3353 (expand_call_stmt, expand_gimple_stmt_1,
3354 expand_gimple_stmt): New helpers.
3355 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3356 release_stmt_tree. Call expand_gimple_stmt instead.
3357 (expand_gimple_basic_block): Ditto.
3359 * calls.c (emit_call_1): Don't look at EH regions here, make
3360 fntree parameter useless.
3361 (expand_call): New local rettype for TREE_TYPE(exp), use it
3362 throughout. Remove local p, use addr instead.
3363 Don't look at EH regions here.
3365 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3367 * doc/invoke.texi (-fsched-pressure): Document it.
3368 (-fsched-reg-pressure-heuristic): Remove it.
3370 * reload.c (ira.h): Include.
3371 (find_reloads): Add choosing reload on number of small spilled
3374 * haifa-sched.c (ira.h): Include.
3375 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3376 saved_reg_pressure, curr_reg_live, saved_reg_live,
3377 region_ref_regs): New variables.
3378 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3379 initiate_reg_pressure_info, setup_ref_regs,
3380 initiate_bb_reg_pressure_info, save_reg_pressure,
3381 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3383 (setup_insn_reg_pressure_info): New function.
3384 (rank_for_schedule): Add pressure checking and insn issue time.
3385 Remove comparison of insn reg weights.
3386 (ready_sort): Set insn reg pressure info.
3387 (update_register_pressure, setup_insn_max_reg_pressure,
3388 update_reg_and_insn_max_reg_pressure,
3389 sched_setup_bb_reg_pressure_info): New functions.
3390 (schedule_insn): Add code for printing and updating reg pressure info.
3391 (find_set_reg_weight, find_insn_reg_weight): Remove.
3392 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3393 (debug_ready_list): Print reg pressure info.
3394 (schedule_block): Ditto. Check insn issue time.
3395 (sched_init): Set up sched_pressure_p. Allocate and set up some
3396 reg pressure related info.
3397 (sched_finish): Free some reg pressure related info.
3398 (fix_tick_ready): Make insn always ready if pressure_p.
3399 (init_h_i_d): Don't call find_insn_reg_weight.
3400 (haifa_finish_h_i_d): Free insn reg pressure info.
3402 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3403 ira_memory_move_cost, ira_class_hard_regs,
3404 ira_class_hard_regs_num, ira_no_alloc_regs,
3405 ira_available_class_regs, ira_reg_class_cover_size,
3406 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3408 * ira-lives.c (single_reg_class): Check mode to find how many
3409 registers are necessary for operand.
3410 (ira_implicitly_set_insn_hard_regs): New.
3412 * common.opt (fsched-pressure): New options.
3413 (fsched-reg-pressure-heuristic): Remove.
3415 * ira.c (setup_eliminable_regset): Rename to
3416 ira_setup_eliminable_regset. Make it external.
3417 (expand_reg_info): Pass cover class to setup_reg_classes.
3418 (ira): Call resize_reg_info instead of allocate_reg_info.
3420 * sched-deps.c: Include ira.h.
3421 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3422 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3423 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3424 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3425 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3426 mark_insn_reg_store, mark_insn_reg_clobber,
3427 setup_insn_reg_pressure_info): New.
3428 (sched_analyze_1): Update implicit_reg_pending_uses.
3429 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3430 Use them to create dependencies. Set insn reg uses and pressure
3431 info. Process reg_pending_uses in one place.
3432 (free_deps): Free implicit sets.
3433 (remove_from_deps): Remove implicit sets if necessary. Check
3434 implicit sets when clearing reg_last_in_use.
3435 (init_deps_global): Clear implicit_reg_pending_clobbers and
3436 implicit_reg_pending_uses.
3438 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3439 ira_memory_move_cost, ira_class_hard_regs,
3440 ira_class_hard_regs_num, ira_no_alloc_regs,
3441 ira_available_class_regs, ira_reg_class_cover_size,
3442 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3443 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3444 ira_implicitly_set_insn_hard_regs): New prototypes.
3446 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3447 cost_elements_num): New variables.
3448 (allocno_costs, total_costs): Rename to costs and
3449 total_allocno_costs.
3450 (COSTS_OF_ALLOCNO): Rename to COSTS.
3451 (allocno_pref): Rename to pref.
3452 (allocno_pref_buffer): Rename to pref_buffer.
3453 (common_classes): Rename to regno_cover_class.
3455 (record_reg_classes): Set allocno attributes only if allocno_p.
3456 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3457 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3458 and COSTS_OF_ALLOCNO.
3459 (print_costs): Rename to print_allocno_costs.
3460 (print_pseudo_costs): New.
3461 (process_bb_node_for_costs): Split into 2 functions with new
3462 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3463 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3464 new parameter dump_file. Use cost_elements_num instead of
3465 ira_allocnos_num. Make one iteration if preferred classes were
3466 already calculated for scheduler. Make 2 versions of code
3467 depending on allocno_p.
3468 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3469 regno_cover_class and COSTS instead of common_classes and
3471 (init_costs, finish_costs): New.
3472 (ira_costs): Set up allocno_p and cost_elements_num. Call
3473 init_costs and finish_costs.
3474 (ira_set_pseudo_classes): New.
3476 * rtl.h (allocate_reg_info): Remove.
3477 (resize_reg_info): Change return type.
3478 (reg_cover_class): New.
3479 (setup_reg_classes): Add new parameter.
3481 * sched-int.h (struct deps_reg): New member implicit_sets.
3482 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3483 (INCREASE_BITS): New macro.
3484 (struct reg_pressure_data, struct reg_use_data): New.
3485 (struct _haifa_insn_data): Remove reg_weight. Add members
3486 reg_pressure, reg_use_list, reg_set_list, and
3487 reg_pressure_excess_cost_change.
3488 (struct deps): New member implicit_sets.
3489 (pressure_p): New variable.
3490 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3491 (struct reg_pressure_data, struct reg_use_data): New.
3492 (INSN_REG_WEIGHT): Remove.
3493 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3494 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3495 (sched_init_region_reg_pressure_info,
3496 sched_setup_bb_reg_pressure_info): New prototypes.
3498 * reginfo.c (struct reg_pref): New member coverclass.
3499 (reg_cover_class): New function.
3500 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3501 (reg_info_size): New variable.
3502 (allocate_reg_info): Make static. Setup reg_info_size.
3503 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3504 (setup_reg_classes): Add a new parameter. Setup cover class too.
3506 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3509 * sched-rgn.c (deps_join): Set up implicit_sets.
3510 (schedule_region): Set up region and basic blocks pressure
3513 * passes.c (init_optimization_passes): Move
3514 pass_subregs_of_mode_init before pass_sched.
3516 2009-09-02 Martin Jambor <mjambor@suse.cz>
3518 * tree-sra.c (struct access): New field grp_hint.
3519 (dump_access): Dump grp_hint.
3520 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3522 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3523 those which have been specifically read and somehow written to.
3524 (propagate_subacesses_accross_link): Set grp_hint of right child and
3525 also possibly of the left child.
3527 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3529 * tree-object-size.c (addr_object_size): Always use object_size_type
3530 0 or 2 when determining the pointer pointed object size.
3532 2009-09-02 Richard Guenther <rguenther@suse.de>
3535 2009-08-31 Richard Guenther <rguenther@suse.de>
3537 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3538 to query if the memory regions for memmove overlap.
3539 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3540 asserts on pointers, instead deal with odd trees.
3541 (ptr_derefs_may_alias_p): Likewise.
3542 (refs_may_alias_p_1): Constructor bases also never alias.
3544 2009-08-01 Christian Bruel <christian.bruel@st.com>
3547 2009-07-31 Christian Bruel <christian.bruel@st.com>
3548 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3550 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3552 * doc/invoke.texi (-fvar-tracking-assignments): New.
3553 (-fvar-tracking-assignments-toggle): New.
3554 (-fdump-final-insns=file): Mark filename as optional.
3555 (--param min-nondebug-insn-uid): New.
3556 (-gdwarf-@{version}): Mention version 4.
3557 * opts.c (common_handle_option): Accept it.
3558 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3559 * regrename.c (regrename_optimize): Drop last. Don't count debug
3560 insns as uses. Don't reject change because of debug insn.
3561 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3562 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3563 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3564 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3565 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3566 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3567 * doc/gimple.texi (is_gimple_debug): New.
3568 (gimple_debug_bind_p): New.
3569 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3570 * doc/install.texi (bootstrap-debug): More details.
3571 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3572 (bootstrap-debug-lib): More details.
3573 (bootstrap-debug-ckovw): Update.
3574 (bootstrap-time): New.
3575 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3576 (insert_phi_nodes_for): Insert debug stmts.
3577 (rewrite_stmt): Take iterator. Insert debug stmts.
3578 (rewrite_enter_block): Adjust.
3579 (maybe_replace_use_in_debug_stmt): New.
3580 (rewrite_update_stmt): Use it.
3581 (mark_use_interesting): Return early for debug stmts.
3582 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3583 stmts before replacing stmt.
3584 (move_computations_stmt): Likewise.
3585 * ira-conflicts.c (add_copies): Skip debug insns.
3586 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3587 (regstat_bb_compute_ri): Skip debug insns.
3588 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3589 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3590 check_loop_closed_ssa_stmt): Skip debug stmts.
3591 * tree-tailcall.c (find_tail_calls): Likewise.
3592 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3593 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3594 (build_var_debug_value_stat): Declare.
3595 (build_var_debug_value): Define.
3596 (target_for_debug_bind): Declare.
3597 * reload.c (find_equiv_reg): Skip debug insns.
3598 * rtlanal.c (reg_used_between_p): Skip debug insns.
3599 (side_effects_p): Likewise.
3600 (canonicalize_condition): Likewise.
3601 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3602 insns never depend on debug insns.
3603 (create_ddg_dep_no_link): Likewise.
3604 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3605 Don't add inter-loop dependencies for debug insns.
3606 (build_intra_loop_deps): Likewise.
3607 (create_ddg): Count debug insns.
3608 * ddg.h (struct ddg::num_debug): New.
3609 (num_backargs): Pair up with previous int field.
3610 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3611 -fcompare-debug-second.
3612 * final.c (get_attr_length_1): Skip debug insns.
3613 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3614 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3615 (driver_self_specs): Map -fdump-final-insns to
3616 -fdump-final-insns=..
3617 (get_local_tick): New.
3618 (compare_debug_dump_opt_spec_function): Test for . argument and
3619 compute output name. Compute temp output spec without flag name.
3620 Compute -frandom-seed.
3621 (OPT): Undef after use.
3622 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3623 (average_num_loop_insns): Likewise.
3624 * params.h (MIN_NONDEBUG_INSN_UID): New.
3625 * gimple.def (GIMPLE_DEBUG): New.
3626 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3627 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3628 (merge_in_block): Fix whitespace.
3629 * toplev.c (flag_var_tracking): Update comment.
3630 (flag_var_tracking_assignments): New.
3631 (flag_var_tracking_assignments_toggle): New.
3632 (process_options): Don't open final insns dump file if we're not
3633 going to write to it. Compute defaults for var_tracking.
3634 * df-scan.c (df_insn_rescan_debug_internal): New.
3635 (df_uses_record): Handle debug insns.
3636 * haifa-sched.c (ready): Initialize n_debug.
3637 (contributes_to_priority): Skip debug insns.
3638 (dep_list_size): New.
3640 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3641 they're ready. Disregard previous debug insns to make decisions.
3642 (queue_insn): Never queue debug insns.
3643 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3644 (schedule_insn): Don't reject debug insns because of issue rate.
3645 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3646 (queue_to_ready): Skip and discount debug insns.
3647 (choose_ready): Let debug insns through.
3648 (schedule_block): Check boundary debug insns. Discount debug
3649 insns, schedule them early. Adjust whitespace.
3650 (set_priorities): Check for boundary debug insns.
3651 (add_jump_dependencies): Use dep_list_size.
3652 (prev_non_location_insn): New.
3653 (check_cfg): Use it.
3654 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3656 (remove_unused_ivs): Reset debug stmts.
3657 * modulo-sched.c (const_iteration_count): Skip debug insns.
3658 (res_MII): Discount debug insns.
3659 (loop_single_full_bb_p): Skip debug insns.
3660 (sms_schedule): Likewise.
3661 (sms_schedule_by_order): Likewise.
3662 (ps_has_conflicts): Likewise.
3663 * caller-save.c (refmarker_fn): New.
3664 (save_call_clobbered_regs): Replace regs with saved mem in
3666 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3667 Call refmarker_fn mark for hardregnos.
3668 (mark_reg_as_referenced): New.
3669 (replace_reg_with_saved_mem): New.
3670 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3671 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3673 (cse_extended_basic_block): Skip debug insns.
3674 (count_reg_usage): Likewise.
3675 (is_dead_reg): New, split out of...
3676 (set_live_p): ... here.
3677 (insn_live_p): Use it for debug insns.
3678 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3679 (execute_optimize_stdarg): Likewise.
3680 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3681 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3682 changes in debug stmts as changes.
3683 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3684 (moveup_expr): Don't move across debug insns. Don't move
3685 debug insn if it would create a bookkeeping block.
3686 (moveup_expr_cached): Don't use cache for debug insns that
3687 are heads of blocks.
3688 (compute_av_set_inside_bb): Skip debug insns.
3689 (sel_rank_for_schedule): Schedule debug insns first. Remove
3691 (block_valid_for_bookkeeping_p); Support lax searches.
3692 (create_block_for_bookkeeping): Adjust block numbers when
3693 encountering debug-only blocks.
3694 (find_place_for_bookkeeping): Deal with debug-only blocks.
3695 (generate_bookkeeping_insn): Accept no place to insert.
3696 (remove_temp_moveop_nops): New argument full_tidying.
3697 (prepare_place_to_insert): Deal with debug insns.
3698 (advance_state_on_fence): Debug insns don't start cycles.
3699 (update_boundaries): Take fence as argument. Deal with
3701 (schedule_expr_on_boundary): No full_tidying on debug insns.
3702 (fill_insns): Deal with debug insns.
3703 (track_scheduled_insns_and_blocks): Don't count debug insns.
3704 (need_nop_to_preserve_insn_bb): New, split out of...
3705 (remove_insn_from_stream): ... this.
3706 (fur_orig_expr_not_found): Skip debug insns.
3707 * rtl.def (VALUE): Move up.
3709 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3710 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3711 Set it if debug stmts are found.
3712 (statement_sink_location): Skip debug stmts. Propagate
3713 moving defs into debug stmts.
3714 * ifcvt.c (first_active_insn): Skip debug insns.
3715 (last_active_insns): Likewise.
3716 (cond_exec_process_insns): Likewise.
3717 (noce_process_if_block): Likewise.
3718 (check_cond_move_block): Likewise.
3719 (cond_move_convert_if_block): Likewise.
3720 (block_jumps_and_fallthru_p): Likewise.
3721 (dead_or_predicable): Likewise.
3722 * dwarf2out.c (debug_str_hash_forced): New.
3723 (find_AT_string): Add comment.
3724 (gen_label_for_indirect_string): New.
3725 (get_debug_string_label): New.
3726 (AT_string_form): Use it.
3727 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3728 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3729 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3730 several operations that cannot be represented with DWARF opcodes.
3731 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3732 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3733 (dwarf2out_var_location): Take during-call mark into account.
3734 (output_indirect_string): Update comment. Output if there are
3735 label and references.
3736 (prune_indirect_string): New.
3737 (prune_unused_types): Call it if debug_str_hash_forced.
3738 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3739 (dw_long_long_const): Remove.
3740 (struct dw_val_struct): Change val_long_long type to rtx.
3741 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3742 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3743 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3744 component instead of HOST_BITS_PER_LONG.
3745 (output_loc_operands): Likewise. For const8* assert
3746 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3747 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3748 rather than HOST_BITS_PER_LONG is >= 64.
3749 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3751 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3752 HOST_BITS_PER_LONG for dw_val_class_long_long.
3753 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3754 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3755 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3757 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3758 Handle DW_OP_implicit_value.
3759 (extract_int): Move prototype earlier.
3760 (mem_loc_descriptor): For SUBREG punt if inner
3761 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3762 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3763 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3764 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3765 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3766 instead of Pmode size.
3767 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3768 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3769 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3770 (concat_loc_descriptor, concatn_loc_descriptor,
3771 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3772 (add_location_or_const_value_attribute): Likewise. For single
3773 location loc_lists attempt to use add_const_value_attribute
3774 for constant decls. Add DW_AT_const_value even if
3775 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3777 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3778 (control_flow_insn_p): Likewise.
3779 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3780 (separate_decls_in_region_debug_bind): New.
3781 (separate_decls_in_region): Process debug bind stmts afterwards.
3782 * recog.c (verify_changes): Handle debug insns.
3783 (extract_insn): Likewise.
3784 (peephole2_optimize): Skip debug insns.
3785 * dse.c (scan_insn): Skip debug insns.
3786 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3788 (setup_id_for_insn): Handle debug insns.
3789 (maybe_tidy_empty_bb): Adjust whitespace.
3790 (tidy_control_flow): Skip debug insns.
3791 (sel_remove_insn): Adjust for debug insns.
3792 (sel_estimate_number_of_insns): Skip debug insns.
3793 (create_insn_rtx_from_pattern): Handle debug insns.
3794 (create_copy_of_insn_rtx): Likewise.
3795 * sel-sched-.h (sel_bb_end): Declare.
3796 (sel_bb_empty_or_nop_p): New.
3797 (get_all_loop_exits): Use it.
3798 (_eligible_successor_edge_p): Likewise.
3799 (return_nop_to_pool): Adjust.
3800 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3801 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3802 * gimple-pretty-print.c (dump_gimple_debug): New.
3803 (dump_gimple_stmt): Use it.
3804 (dump_bb_header): Skip gimple debug stmts.
3805 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3806 (fixup_match_2): Likewise.
3807 (regmove_backward_pass): Likewise. Simplify combined
3808 replacement. Handle debug insns.
3809 * function.c (instantiate_virtual_regs): Handle debug insns.
3810 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3811 * print-rtl.h: Include cselib.h.
3812 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3813 * df.h (df_inns_rescan_debug_internal): Declare.
3814 * gcse.c (alloc_hash_table): Estimate n_insns.
3815 (cprop_insn): Don't regard debug insns as changes.
3816 (bypass_conditional_jumps): Skip debug insns.
3817 (one_pre_gcse_pass): Adjust.
3818 (one_code_hoisting_pass): Likewise.
3819 (compute_ld_motion_mems): Skip debug insns.
3820 (one_cprop_pass): Adjust.
3821 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3822 (if_convertible_stmt_p): Handle debug stmts.
3823 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3824 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3825 * ira-build.c (create_bb_allocnos): Skip debug insns.
3826 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3827 (has_single_use): Likewise.
3828 (single_imm_use): Likewise.
3829 (num_imm_uses): Likewise.
3830 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3831 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3832 (create_outofssa_var_map): Likewise.
3833 * lower-subreg.c (adjust_decomposed_uses): New.
3834 (resolve_debug): New.
3835 (decompose_multiword_subregs): Use it.
3836 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3837 * emit-rtl.c: Include params.h.
3838 (cur_debug_insn_uid): Define.
3839 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3840 (copy_rtx_if_shared_1): Handle debug insns.
3841 (reset_used_flags): Likewise.
3842 (set_used_flags): LIkewise.
3843 (get_max_insn_count): New.
3844 (next_nondebug_insn): New.
3845 (prev_nondebug_insn): New.
3846 (make_debug_insn_raw): New.
3847 (emit_insn_before_noloc): Handle debug insns.
3848 (emit_jump_insn_before_noloc): Likewise.
3849 (emit_call_insn_before_noloc): Likewise.
3850 (emit_debug_insn_before_noloc): New.
3851 (emit_insn_after_noloc): Handle debug insns.
3852 (emit_jump_insn_after_noloc): Likewise.
3853 (emit_call_insn_after_noloc): Likewise.
3854 (emit_debug_insn_after_noloc): Likewise.
3855 (emit_insn_after): Take loc from earlier non-debug insn.
3856 (emit_jump_insn_after): Likewise.
3857 (emit_call_insn_after): Likewise.
3858 (emit_debug_insn_after_setloc): New.
3859 (emit_debug_insn_after): New.
3860 (emit_insn_before): Take loc from later non-debug insn.
3861 (emit_jump_insn_before): Likewise.
3862 (emit_call_insn_before): Likewise.
3863 (emit_debug_insn_before_setloc): New.
3864 (emit_debug_insn_before): New.
3865 (emit_insn): Handle debug insns.
3866 (emit_debug_insn): New.
3867 (emit_jump_insn): Handle debug insns.
3868 (emit_call_insn): Likewise.
3870 (init_emit): Take min-nondebug-insn-uid into account.
3871 Initialize cur_debug_insn_uid.
3872 (emit_copy_of_insn_after): Handle debug insns.
3873 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3874 location of single rhs in place.
3875 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3876 (floor_sdiv_adjust): New.
3877 (cell_sdiv_adjust): New.
3878 (cell_udiv_adjust): New.
3879 (round_sdiv_adjust): New.
3880 (round_udiv_adjust): New.
3881 (wrap_constant): Moved from cselib.
3882 (unwrap_constant): New.
3883 (expand_debug_expr): New.
3884 (expand_debug_locations): New.
3885 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3887 (gimple_expand_cfg): Expand debug locations.
3888 * cselib.c: Include tree-pass.h.
3889 (struct expand_value_data): New.
3890 (cselib_record_sets_hook): New.
3891 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3892 (cselib_clear_table): Move, and implemnet in terms of...
3893 (cselib_reset_table_with_next_value): ... this.
3894 (cselib_get_next_unknown_value): New.
3895 (discard_useless_locs): Don't discard preserved values.
3896 (cselib_preserve_value): New.
3897 (cselib_preserved_value_p): New.
3898 (cselib_preserve_definitely): New.
3899 (cselib_clear_preserve): New.
3900 (cselib_preserve_only_values): New.
3901 (new_cselib_val): Take rtx argument. Dump it in details.
3902 (cselib_lookup_mem): Adjust.
3903 (expand_loc): Take regs_active in struct. Adjust. Silence
3904 dumps unless details are requested.
3905 (cselib_expand_value_rtx_cb): New.
3906 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3907 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3908 without details. Copy more subregs. Try to resolve values
3909 using a callback. Wrap constants.
3910 (cselib_subst_to_values): Adjust.
3911 (cselib_log_lookup): New.
3912 (cselib_lookup): Call it.
3913 (cselib_invalidate_regno): Don't count preserved values as useless.
3914 (cselib_invalidate_mem): Likewise.
3915 (cselib_record_set): Likewise.
3916 (struct set): Renamed to cselib_set, moved to cselib.h.
3917 (cselib_record_sets): Adjust. Call hook.
3918 (cselib_process_insn): Reset table when it would be cleared.
3919 (dump_cselib_val): New.
3920 (dump_cselib_table): New.
3921 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3922 (remove_forwarder_block): Support moving debug stmts.
3923 * cselib.h (cselib_record_sets_hook): Declare.
3924 (cselib_expand_callback): New type.
3925 (cselib_expand_value_rtx_cb): Declare.
3926 (cselib_reset_table_with_next_value): Declare.
3927 (cselib_get_next_unknown_value): Declare.
3928 (cselib_preserve_value): Declare.
3929 (cselib_preserved_value_p): Declare.
3930 (cselib_preserve_only_values): Declare.
3931 (dump_cselib_table): Declare.
3932 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3933 (try_crossjump_to_edge): Likewise.
3934 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3935 dominated blocks when debug stmts are present.
3936 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3937 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3938 (set_var_live_on_entry): Likewise.
3939 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3940 * cfglayout.c (curr_location, last_location): Make static.
3941 (set_curr_insn_source_location): Don't avoid bouncing.
3942 (get_curr_insn_source_location): New.
3943 (get_curr_insn_block): New.
3944 (duplicate_insn_chain): Handle debug insns.
3945 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3947 * common.opt (fcompare-debug): Move to sort order.
3948 (fdump-unnumbered-links): Likewise.
3949 (fvar-tracking-assignments): New.
3950 (fvar-tracking-assignments-toggle): New.
3951 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3952 because of debug stmts.
3953 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3954 (eliminate_unnecessary_stmts): Walk dominated blocks before
3956 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3957 * ira.c (memref_used_between_p): Skip debug insns.
3958 (update_equiv_regs): Likewise.
3959 * sched-deps.c (sd_lists_size): Accept empty list.
3960 (sd_init_insn): Mark debug insns.
3961 (sd_finish_insn): Unmark them.
3962 (sd_add_dep): Reject non-debug deps on debug insns.
3963 (fixup_sched_groups): Give debug insns group treatment.
3965 (sched_analyze_reg): Don't mark debug insns for sched before call.
3966 (sched_analyze_2): Handle debug insns.
3967 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3969 (deps_analyze_insn): Handle debug insns.
3970 (deps_start_bb): Skip debug insns.
3971 (init_deps): Initialize last_debug_insn.
3972 * tree-ssa.c (target_for_debug_bind): New.
3973 (find_released_ssa_name): New.
3974 (propagate_var_def_into_debug_stmts): New.
3975 (propagate_defs_into_debug_stmts): New.
3976 (verify_ssa): Skip debug bind stmts without values.
3977 (warn_uninialized_vars): Skip debug stmts.
3978 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3979 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3980 (rtx_equal_p): Likewise.
3981 * ira-costs.c (scan_one_insn): Skip debug insns.
3982 (process_bb_node_for_hard_reg_moves): Likewise.
3983 * rtl.h (DEBUG_INSN_P): New.
3984 (NONDEBUG_INSN_P): New.
3985 (MAY_HAVE_DEBUG_INSNS): New.
3986 (INSN_P): Accept debug insns.
3987 (RTX_FRAME_RELATED_P): Likewise.
3988 (INSN_DELETED_P): Likewise
3989 (PAT_VAR_LOCATION_DECL): New.
3990 (PAT_VAR_LOCATION_LOC): New.
3991 (PAT_VAR_OCATION_STATUS): New.
3992 (NOTE_VAR_LOCATION_DECL): Reimplement.
3993 (NOTE_VAR_LOCATION_LOC): Likewise.
3994 (NOTE_VAR_LOCATION_STATUS): Likewise.
3995 (INSN_VAR_LOCATION): New.
3996 (INSN_VAR_LOCATION_DECL): New.
3997 (INSN_VAR_LOCATION_LOC): New.
3998 (INSN_VAR_LOCATION_STATUS): New.
3999 (gen_rtx_UNKNOWN_VAR_LOC): New.
4000 (VAR_LOC_UNKNOWN_P): New.
4001 (NOTE_DURING_CALL_P): New.
4002 (SCHED_GROUP_P): Accept debug insns.
4003 (emit_debug_insn_before): Declare.
4004 (emit_debug_insn_before_noloc): Declare.
4005 (emit_debug_insn_beore_setloc): Declare.
4006 (emit_debug_insn_after): Declare.
4007 (emit_debug_insn_after_noloc): Declare.
4008 (emit_debug_insn_after_setloc): Declare.
4009 (emit_debug_insn): Declare.
4010 (make_debug_insn_raw): Declare.
4011 (prev_nondebug_insn): Declare.
4012 (next_nondebug_insn): Declare.
4013 (delegitimize_mem_from_attrs): Declare.
4014 (get_max_insn_count): Declare.
4015 (wrap_constant): Declare.
4016 (unwrap_constant): Declare.
4017 (get_curr_insn_source_location): Declare.
4018 (get_curr_insn_block): Declare.
4019 * tree-inline.c (insert_debug_decl_map): New.
4020 (processing_debug_stmt): New.
4021 (remap_decl): Don't create new mappings in debug stmts.
4022 (remap_gimple_op_r): Don't add references in debug stmts.
4023 (copy_tree_body_r): Likewise.
4024 (remap_gimple_stmt): Handle debug bind stmts.
4025 (copy_bb): Skip debug stmts.
4026 (copy_edges_for_bb): Likewise.
4027 (copy_debug_stmt): New.
4028 (copy_debug_stmts): New.
4029 (copy_body): Copy debug stmts at the end.
4030 (insert_init_debug_bind): New.
4031 (insert_init_stmt): Take id. Skip and emit debug stmts.
4032 (setup_one_parameter): Remap variable earlier, register debug mapping.
4033 (estimate_num_insns): Skip debug stmts.
4034 (expand_call_inline): Preserve debug_map.
4035 (optimize_inline_calls): Check for no debug_stmts left-overs.
4036 (unsave_expr_now): Preserve debug_map.
4037 (copy_gimple_seq_and_replace_locals): Likewise.
4038 (tree_function_versioning): Check for no debug_stmts left-overs.
4039 Init and destroy debug_map as needed. Split edges unconditionally.
4040 (build_duplicate_type): Init and destroy debug_map as needed.
4041 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4042 (struct copy_body_data): Add debug_stmts and debug_map.
4043 * sched-int.h (struct ready_list): Add n_debug.
4044 (struct deps): Add last_debug_insn.
4045 (DEBUG_INSN_SCHED_P): New.
4046 (BOUNDARY_DEBUG_INSN_P): New.
4047 (SCHEDULE_DEBUG_INSN_P): New.
4048 (sd_iterator_cond): Accept empty list.
4049 * combine.c (create_log_links): Skip debug insns.
4050 (combine_instructions): Likewise.
4051 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4052 return value is always unshared.
4053 (struct rtx_subst_pair): New.
4054 (auto_adjust_pair): New.
4055 (propagate_for_debug_subst): New.
4056 (propagate_for_debug): New.
4057 (try_combine): Skip debug insns. Propagate removed defs into
4059 (next_nonnote_nondebug_insn): New.
4060 (distribute_notes): Use it. Skip debug insns.
4061 (distribute_links): Skip debug insns.
4062 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4063 * resource.c (mark_target_live_regs): Likewise.
4064 * var-tracking.c: Include cselib.h and target.h.
4065 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4067 (micro_operation_type_name): New.
4068 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4069 (struct micro_operation_def): Update comments.
4070 (decl_or_value): New type. Use instead of decls.
4071 (struct emit_note_data_def): Add vars.
4072 (struct attrs_def): Use decl_or_value.
4073 (struct variable_tracking_info_def): Add permp, flooded.
4074 (struct location_chain_def): Update comment.
4075 (struct variable_part_def): Use decl_or_value.
4076 (struct variable_def): Make var_part a variable length array.
4078 (scratch_regs): New.
4079 (cselib_hook_called): New.
4080 (dv_is_decl_p): New.
4081 (dv_is_value_p): New.
4084 (dv_as_opaque): New.
4085 (dv_onepart_p): New.
4087 (IS_DECL_CODE): New.
4088 (check_value_is_not_decl): New.
4089 (dv_from_decl): New.
4090 (dv_from_value): New.
4091 (dv_htab_hash): New.
4092 (variable_htab_hash): Use it.
4093 (variable_htab_eq): Support values.
4094 (variable_htab_free): Free from the right pool.
4095 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4096 (attrs_list_union): Adjust.
4097 (attrs_list_mpdv_union): New.
4098 (tie_break_pointers): New.
4099 (canon_value_cmp): New.
4100 (unshare_variable): Return possibly-modified slot.
4101 (vars_copy_1): Adjust.
4102 (var_reg_decl_set): Adjust. Split out of...
4103 (var_reg_set): ... this.
4104 (get_init_value): Adjust.
4105 (var_reg_delete_and_set): Adjust.
4106 (var_reg_delete): Adjust.
4107 (var_regno_delete): Adjust.
4108 (var_mem_decl_set): Split out of...
4109 (var_mem_set): ... this.
4110 (var_mem_delete_and_set): Adjust.
4111 (var_mem_delete): Adjust.
4115 (variable_union): Adjust. Speed up merge of 1-part vars.
4116 (variable_canonicalize): Use unshared slot.
4117 (VALUED_RECURSED_INTO): New.
4118 (find_loc_in_1pdv): New.
4119 (struct dfset_merge): New.
4120 (insert_into_intersection): New.
4121 (intersect_loc_chains): New.
4123 (canonicalize_loc_order_check): New.
4124 (canonicalize_values_mark): New.
4125 (canonicalize_values_star): New.
4126 (variable_merge_over_cur): New.
4127 (variable_merge_over_src): New.
4128 (dataflow_set_merge): New.
4129 (dataflow_set_equiv_regs): New.
4130 (remove_duplicate_values): New.
4131 (struct dfset_post_merge): New.
4132 (variable_post_merge_new_vals): New.
4133 (variable_post_merge_perm_vals): New.
4134 (dataflow_post_merge_adjust): New.
4135 (find_mem_expr_in_1pdv): New.
4136 (dataflow_set_preserve_mem_locs): New.
4137 (dataflow_set_remove_mem_locs): New.
4138 (dataflow_set_clear_at_call): New.
4139 (onepart_variable_different_p): New.
4140 (variable_different_p): Use it.
4141 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4142 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4144 (track_loc_p): Pass it true.
4145 (struct count_use_info): New.
4146 (find_use_val): New.
4147 (replace_expr_with_values): New.
4149 (use_type): New, partially split out of...
4150 (count_uses): ... this. Count new micro-ops.
4151 (count_uses_1): Adjust.
4152 (count_stores): Adjust.
4153 (count_with_sets): New.
4154 (VAL_NEEDS_RESOLUTION): New.
4155 (VAL_HOLDS_TRACK_EXPR): New.
4156 (VAL_EXPR_IS_COPIED): New.
4157 (VAL_EXPR_IS_CLOBBERED): New.
4158 (add_uses): Adjust. Generate new micro-ops.
4159 (add_uses_1): Adjust.
4160 (add_stores): Generate new micro-ops.
4161 (add_with_sets): New.
4162 (find_src_status): Adjust.
4163 (find_src_set_src): Adjust.
4164 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4165 Handle new micro-ops. Canonicalize value equivalances.
4166 (vt_find_locations): Compute total size of hash tables for
4167 dumping. Perform merge for var-tracking-assignments. Don't
4168 disregard single-block loops.
4169 (dump_attrs_list): Handle decl_or_value.
4170 (dump_variable): Take variable. Deal with decl_or_value.
4171 (dump_variable_slot): New.
4172 (dump_vars): Use it.
4173 (dump_dataflow_sets): Adjust.
4174 (set_slot_part): New, extended to support one-part variables
4175 after splitting out of...
4176 (set_variable_part): ... this.
4177 (clobber_slot_part): New, split out of...
4178 (clobber_variable_part): ... this.
4179 (delete_slot_part): New, split out of...
4180 (delete_variable_part): .... this.
4181 (check_wrap_constant): New.
4182 (vt_expand_loc_callback): New.
4183 (vt_expand_loc): New.
4184 (emit_note_insn_var_location): Adjust. Handle values. Handle
4185 EMIT_NOTE_AFTER_CALL_INSN.
4186 (emit_notes_for_differences_1): Adjust. Handle values.
4187 (emit_notes_for_differences_2): Likewise.
4188 (emit_notes_for_differences): Adjust.
4189 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4190 Adjust. Handle new micro-ops.
4191 (vt_add_function_parameters): Adjust. Create and bind values.
4192 (vt_initialize): Adjust. Initialize scratch_regs and
4193 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4194 operations. Move some code to count_with_sets and add_with_sets.
4195 (delete_debug_insns): New.
4196 (vt_debug_insns_local): New.
4197 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4199 (var_tracking_main): If var-tracking-assignments is enabled
4200 but var-tracking isn't, delete debug insns and leave. Likewise
4201 if we exceed limits or fail the stack adjustments tests, and
4202 after all var-tracking processing.
4203 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4204 (dataflow_set): Add traversed_vars.
4205 (value_chain, const_value_chain): New typedefs.
4206 (value_chain_pool, value_chains): New variables.
4207 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
4208 add_value_chains, add_cselib_value_chains, remove_value_chain,
4209 remove_value_chains, remove_cselib_value_chains): New functions.
4210 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
4211 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
4213 (shared_hash_find_slot_unshare, shared_hash_find_slot,
4214 shared_hash_find_slot_noinsert, shared_hash_find): Update.
4215 (dst_can_be_shared): New variable.
4216 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
4217 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
4218 different from set->vars, look up slot again instead of using the
4220 (dataflow_set_init): Initialize traversed_vars.
4221 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4222 lookup if set->vars is shared. Don't keep slot cleared before
4223 calling unshare_variable. Unshare set->vars if needed. Adjust
4224 unshare_variable callers. Clear dst_can_be_shared if needed.
4225 Even ->refcount == 1 vars must be unshared if set->vars is shared
4226 and var needs to be modified.
4227 (dataflow_set_union): Set traversed_vars during canonicalization.
4228 (VALUE_CHANGED, DECL_CHANGED): Define.
4229 (set_dv_changed, dv_changed_p): New static inlines.
4230 (track_expr_p): Clear DECL_CHANGED.
4231 (dump_dataflow_sets): Set it.
4232 (variable_was_changed): Call set_dv_changed.
4233 (emit_note_insn_var_location): Likewise.
4234 (changed_variables_stack): New variable.
4235 (check_changed_vars_1, check_changed_vars_2): New functions.
4236 (emit_notes_for_changes): Do nothing if changed_variables is
4237 empty. Traverse changed_variables with check_changed_vars_1,
4238 call check_changed_vars_2 on each changed_variables_stack entry.
4239 (emit_notes_in_bb): Add SET argument. Just clear it at the
4240 beginning, use it instead of local &set, don't destroy it at the end.
4241 (vt_emit_notes): Call dataflow_set_clear early on all
4242 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4243 computed set, dataflow_set_clear also VTI(bb)->in when we are
4244 done with the basic block. Initialize changed_variables_stack,
4245 free it afterwards. If ENABLE_CHECKING verify that after noting
4246 differences to an empty set value_chains hash table is empty.
4247 (vt_initialize): Initialize value_chains and value_chain_pool.
4248 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4249 (variable_tracking_main): Call dump_dataflow_sets before calling
4250 vt_emit_notes, not after it.
4251 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4252 (propagate_var_def_into_debug_stmts): Declare.
4253 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4254 (df_set_note): Reject debug insns.
4255 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4256 add notes to debug insns.
4257 (df_note_bb_compute): Adjust. Likewise.
4258 (df_simulate_uses): Skip debug insns.
4259 (df_simulate_initialize_backwards): Likewise.
4260 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4261 (subst_stack_regs_pat): Reject debug insns.
4262 (convert_regs_1): Handle debug insns.
4263 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4264 (print-rtl.o): Depend on cselib.h.
4265 (cselib.o): Depend on TREE_PASS_H.
4266 (var-tracking.o): Depend on cselib.h and TARGET_H.
4267 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4268 (init_ready_list): Skip boundary debug insns.
4269 (add_branch_dependences): Skip debug insns.
4270 (free_block_dependencies): Check for blocks with only debug insns.
4271 (compute_priorities): Likewise.
4272 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4273 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4275 (gimple_build_debug_bind_stat): New.
4276 (empty_body_p): Skip debug stmts.
4277 (gimple_has_side_effects): Likewise.
4278 (gimple_rhs_has_side_effects): Likewise.
4279 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4280 (gimple_build_debug_bind_stat): Declare.
4281 (gimple_build_debug_bind): Define.
4282 (is_gimple_debug): New.
4283 (gimple_debug_bind_p): New.
4284 (gimple_debug_bind_get_var): New.
4285 (gimple_debug_bind_get_value): New.
4286 (gimple_debug_bind_get_value_ptr): New.
4287 (gimple_debug_bind_set_var): New.
4288 (gimple_debug_bind_set_value): New.
4289 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4290 (gimple_debug_bind_reset_value): New.
4291 (gimple_debug_bind_has_value_p): New.
4292 (gsi_next_nondebug): New.
4293 (gsi_prev_nondebug): New.
4294 (gsi_start_nondebug_bb): New.
4295 (gsi_last_nondebug_bb): New.
4296 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4297 (print_insn): Handle DEBUG_INSN.
4298 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4299 of first insn prevail.
4300 (first_stmt): Skip debug stmts.
4301 (first_non_label_stmt): Likewise.
4302 (last_stmt): Likewise.
4303 (has_zero_uses_1): New.
4304 (single_imm_use_1): New.
4305 (verify_gimple_debug): New.
4306 (verify_types_in_gimple_stmt): Handle debug stmts.
4307 (verify_stmt): Likewise.
4308 (debug_loop_num): Skip debug stmts.
4309 (remove_edge_and_dominated_blocks): Remove dominators last.
4310 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4311 (linearize_expr): Likewise.
4312 * config/i386/i386.c (ix86_delegitimize_address): Call
4313 default implementation.
4314 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4315 (group_barrier_needed): Skip debug insns.
4316 (emit_insn_group_barriers): Likewise.
4317 (emit_all_insn_group_barriers): Likewise.
4318 (ia64_variable_issue): Handle debug insns.
4319 (ia64_dfa_new_cycle): Likewise.
4320 (final_emit_insn_group_barriers): Skip debug insns.
4321 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4322 def cfa without frame.
4323 (process_set): Likewise.
4324 (process_for_unwind_directive): Pass frame on.
4325 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4326 (rs6000_delegitimize_address): New.
4327 (rs6000_debug_adjust_cost): Handle debug insns.
4328 (is_microcoded_insn): Likewise.
4329 (is_cracked_insn): Likewise.
4330 (is_nonpipeline_insn): Likewise.
4331 (insn_must_be_first_in_group): Likewise.
4332 (insn_must_be_last_in_group): Likewise.
4333 (force_new_group): Likewise.
4334 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4335 contains only debug insns.
4336 (rtl_merge_blocks): Skip debug insns.
4337 (purge_dead_edges): Likewise.
4338 (rtl_block_ends_with_call_p): Skip debug insns.
4339 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4340 (mark_reg_dependencies): Skip debug insns.
4341 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4342 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4343 * tree-ssa-threadedge.c
4344 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4345 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4346 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4347 (copyprop_hardreg_forward_1): Handle debug insns.
4348 * reload1.c (reload): Skip debug insns. Replace unassigned
4349 pseudos in debug insns with their equivalences.
4350 (eliminate_regs_in_insn): Skip debug insns.
4351 (emit_input_reload_insns): Skip debug insns at first, adjust
4353 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4354 (get_indirect_ref_operands): Pass opf_no_vops on.
4355 (get_expr_operands): Likewise. Skip debug stmts.
4356 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4358 2009-09-01 Richard Henderson <rth@redhat.com>
4360 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4361 stmt_ends_pp_p statements at least once.
4362 * tree-vrp.c (vrp_initialize): Likewise.
4363 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4365 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4368 Fix AIX bootstrap after PR debug/30161
4369 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4370 that is a GNU extension.
4371 (tmpl_value_parm_die_table): Move the definition of this global
4372 outside #ifdef DWARF2_DEBUGGING_INFO region.
4374 2009-09-01 Richard Guenther <rguenther@suse.de>
4376 * tree.c (tree_expr_size): New function.
4377 * tree.h (tree_expr_size): Declare.
4378 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4379 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4380 * langhooks.c (lhd_expr_size): Remove.
4381 * langhooks.h (struct lang_hooks): Remove expr_size.
4382 * explow.c (expr_size): Use tree_expr_size.
4383 (int_expr_size): Likewise.
4384 * langhooks-def.h (lhd_expr_size): Remove.
4385 (LANG_HOOKS_EXPR_SIZE): Likewise.
4386 (LANG_HOOKS_INITIALIZER): Adjust.
4388 2009-09-01 Richard Guenther <rguenther@suse.de>
4390 * tree-flow.h (mark_addressable): Move declaration ...
4391 * tree.h (mark_addressable): ... here.
4392 * stmt.c (expand_asm_operands): Use mark_addressable, not
4393 lang_hooks.mark_addressable.
4394 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4395 LANG_HOOKS_MARK_ADDRESSABLE.
4396 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4397 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4399 2009-08-31 Chris Demetriou <cgd@google.com>
4401 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4402 vectorize if not TARGET_SSE2.
4404 2009-08-31 DJ Delorie <dj@redhat.com>
4406 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4407 registers if no coprocessor is enabled.
4409 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4412 * cgraph.h (cgraph_get_node): Declare ...
4413 * cgraph.c (cgraph_get_node): ... new function.
4414 * dwarf2out.c (gen_generic_params_dies,
4415 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4416 make_ith_pack_parameter_name,
4417 append_entry_to_tmpl_value_parm_die_table,
4418 gen_remaining_tmpl_value_param_die_attribute): New functions.
4419 (gen_subprogram_die): Generate debug info for template parameters
4420 if debug info level is higher than DINFO_LEVEL_TERSE.
4421 Use tree_add_const_value_attribute_for_decl instead of
4422 tree_add_const_value_attribute.
4423 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4424 instead of tree_add_const_value_attribute.
4425 (gen_struct_or_union_type_die): Generate debug
4426 info for template parameters if debug info level is higher than
4428 (tree_add_const_value_attribute): Handle integral and pointer
4429 constants. Update comment.
4430 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4431 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4432 (reference_to_unused): Fix thinko. Remove redundant predicates from
4434 (tree_add_const_value_attribute): Make this work for constant
4436 tree_add_const_value_attribute_for_decl is to be used for variable
4438 (add_location_or_const_value_attribute): Use
4439 tree_add_const_value_attribute_for_decl now.
4440 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4441 DW_TAG_template_value_param DIEs after function DIEs have been
4443 * langhooks.h (lang_hooks_for_types): Add
4444 get_argument_pack_elems.
4445 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4446 (lang_hooks): Added get_innermost_generic_parms,
4447 get_innermost_generic_args.
4448 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4449 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4450 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4451 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4453 2009-08-31 DJ Delorie <dj@redhat.com>
4455 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4456 it once we start generating the prologue or epilogue.
4457 (mep_call_saves_register): If the frame is locked, re-use
4459 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4460 (mep_expand_prologue): Call it.
4461 (mep_expand_epilogue): Likewise.
4462 (mep_start_function): Use the same logic as mep_expand_prologue.
4463 (mep_pass_by_reference): Make logic more readable.
4464 (mep_return_in_memory): Zero-sized objects are passed in memory.
4465 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4467 2009-08-31 Richard Guenther <rguenther@suse.de>
4469 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4470 to query if the memory regions for memmove overlap.
4471 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4472 asserts on pointers, instead deal with odd trees.
4473 (ptr_derefs_may_alias_p): Likewise.
4474 (refs_may_alias_p_1): Constructor bases also never alias.
4476 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4478 * doc/install.texi (Final install): Adjust reference on where to
4479 order printed manuals.
4481 2009-08-30 Olivier Hainque <hainque@adacore.com>
4483 * dwarf2out.c (switch_to_frame_table_section): Move
4484 definition prior to first use.
4486 2009-08-30 Richard Guenther <rguenther@suse.de>
4488 PR tree-optimization/41186
4489 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4490 (ao_ref_init_from_ptr_and_size): New function.
4491 (ref_maybe_used_by_call_p_1): Be more precise tracking
4492 used ranges for builtin functions.
4493 (ref_maybe_used_by_call_p): Adjust.
4494 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4495 ranges for builtin functions.
4496 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4498 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4501 * fwprop.c (get_reg_use_in): Delete.
4502 (free_load_extend): New function.
4503 (forward_propagate_subreg): Use it.
4505 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4507 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4509 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4512 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4515 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4517 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4518 fini or fini_array section.
4520 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4522 * graphite-dependences.c (graphite_legal_transform_bb): Call
4523 pbb_remove_duplicate_pdrs.
4524 * graphite-poly.c (can_collapse_pdr): Removed.
4525 (pdr_find_duplicate): Removed.
4526 (can_collapse_pdrs): New.
4527 (pbb_remove_duplicate_pdrs): New.
4528 (new_poly_dr): Do not look for duplicates.
4529 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4530 (PBB_PDR_DUPLICATES_REMOVED): New.
4531 (pbb_remove_duplicate_pdrs): Declared.
4533 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4535 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4536 the strides by multiplying by PDR_NB_REFS.
4537 * graphite-poly.c (can_collapse_pdr): New.
4538 (pdr_find_duplicate): New.
4539 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4540 Initialize PDR_NB_REFS.
4541 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4543 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4545 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4548 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4551 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4553 * graphite-dependences.c (pddr_original_scattering): Return NULL
4554 for read-read dependence relations.
4555 * graphite-poly.h (enum poly_dr_type): Fix comment.
4558 (pdr_may_write_p): New.
4560 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4562 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4563 (struct poly_dr): Same.
4564 (new_poly_dr): Same.
4565 * graphite-poly.c (new_poly_dr): Same.
4566 * graphite-dependences.c (dot_deps): Disable call to system.
4568 2009-08-28 Cary Coutant <ccoutant@google.com>
4571 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4572 struct/union/enum types local to a function.
4574 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4575 Sebastian Pop <sebastian.pop@amd.com>
4577 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4578 pbb_strip_mine_time_depth. Changed the implementation so that
4579 transformation is expressed as a transformation on
4580 time (scatttering) dimensions. Also, ensures that the 2d+1
4581 scheduling format is preserved.
4582 (pbb_strip_mine_profitable_p): Profitability is based on the
4583 iteration number of a given time (scattering) dimension,
4584 and not on a original loop depth dimension.
4585 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4586 (pbb_do_strip_mine): Call psct_dynamic_dim.
4587 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4588 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4589 (pbb_nb_dynamic_scattering_transform): New.
4590 (psct_dynamic_dim): New.
4592 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4594 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4595 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4596 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4597 * graphite-interchange.c (build_linearized_memory_access): Same.
4598 (memory_stride_in_loop): Same.
4600 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4602 * graphite-dependences.c (pddr_original_scattering): New.
4603 (graphite_legal_transform_dr): Call pddr_original_scattering.
4606 * graphite-dependences.h (dot_deps): Declared.
4607 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4608 (print_pdr): Print PDR_ID.
4609 * graphite-poly.h (struct poly_dr): Add field id.
4612 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4614 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4616 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4617 not delete the original dependence relation.
4619 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4621 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4622 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4623 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4624 (free_poly_ddr): New.
4625 (pddr_is_empty): New.
4626 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4627 (dependence_polyhedron): Same. Remove useless gcc_assert.
4629 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4630 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4631 * graphite-dependences.h (enum poly_dependence_kind): New.
4632 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4633 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4634 (PDRP_SINK): Renamed PDDR_SINK.
4635 (PDRP_DDP): Renamed PDDR_DDP.
4637 (free_poly_ddr): Declared.
4638 * graphite-poly.c (new_scop): Use the new hash function names.
4639 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4640 into original_pddrs.
4641 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4643 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4645 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4646 bounds with LT_EXPR to make niter analysis more precise on code
4647 generated by Graphite.
4649 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4651 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4652 (graphite_legal_transform_bb): Same.
4653 (poly_drs_may_alias_p): Same.
4655 2009-08-28 Richard Guenther <rguenther@suse.de>
4657 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4659 2009-08-28 Jan Beulich <jbeulich@novell.com>
4661 * config/i386/netware.c: Include langhooks.h.
4662 (i386_nlm_encode_section_info): Simplify.
4663 (netware_override_options): Delete.
4664 * config/i386/netware.h (netware_override_options): Delete
4666 (OVERRIDE_OPTIONS): Delete definition.
4667 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4668 (ASM_COMMENT_START): Define.
4669 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4671 2009-08-28 Jan Beulich <jbeulich@novell.com>
4673 * configure.ac: For in-tree ld, do a plain version check to
4674 determine whether comdat groups are supported.
4675 * configure: Regenerate.
4677 2009-08-28 Olivier Hainque <hainque@adacore.com>
4679 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4680 always defined. Reflect definition or absence of such for
4681 COLLECT_EXPORT_LIST. Readability helper.
4682 (scanfilter): New enum, to help control what symbols
4683 are to be considered or ignored by scan_prog_file.
4684 (enum pass): Rename as "scanpass", moved together with scanfilter
4685 prior to scan_prog_file's prototype.
4686 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4687 Group prototype with the scanpass/scanfilter definitions, factorize
4688 head comments for the several implementations at the prototype.
4689 (main): Reorganize the first pass link control to let AIX
4690 drag only the needed frame tables in executables. Prevent
4691 frame tables collection during the scan aimed at static ctors.
4692 Pre-link and scan for frame tables later to compensate.
4693 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4694 A C statement to issue assembly directives that create a reference
4695 to the given DWARF table identifier label from the current function
4697 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4698 to differentiate first time section entry. Only emit a .data
4699 tables start identifier label the first time around.
4700 (switch_to_frame_table_section): New function. Helper for
4701 output_call_frame_info to switch possibly BACK into the eh_frame
4702 or the debug_frame section depending on FOR_EH.
4703 (output_call_frame_info): Use helper to first enter the proper
4705 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4706 emit a link to the frame table start label from each function
4708 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4709 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4710 * config/rs6000/rs6000-protos.h: Declare it.
4711 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4713 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4715 * config/sh/sh.c (split_branches): Check the result of
4718 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4720 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4721 using -pthread -fopenmp
4723 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4725 * doc/service.texi (service directory): Update URL.
4727 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4729 PR rtl-optimization/40861
4730 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4731 extract word from a multi-word subreg for negative byte positions.
4733 2009-08-27 Tristan Gingold <gingold@adacore.com>
4734 Douglas B Rupp <rupp@gnat.com>
4736 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4737 (SECTION_VMS_OVERLAY): Define.
4738 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4740 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4742 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4743 common_object declarations.
4744 (ia64_section_type_flags): Set section flag for common_object.
4745 * config/ia64/ia64-protos.h
4746 (ia64_vms_output_aligned_decl_common): Declare.
4747 (ia64_vms_elf_asm_named_section): Declare.
4749 2009-08-27 Michael Matz <matz@suse.de>
4751 * expr.c (expand_expr_real_2): New function taking exploded
4752 unary or binary expression, split out from ...
4753 (expand_expr_real_1): ... here. Move over all unary/binary
4754 switch parts to above function, in particular these codes:
4755 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4756 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4757 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4758 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4759 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4760 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4761 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4762 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4763 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4764 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4765 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4766 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4767 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4768 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4769 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4770 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4771 VEC_PACK_FIX_TRUNC_EXPR.
4772 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4775 2009-08-27 Richard Guenther <rguenther@suse.de>
4777 * gengtype.c (main): Handle uint64_t.
4778 * ipa-utils.c (get_base_var): Indent properly.
4779 * tree-ssa-live.c (debug_scope_block): New function.
4780 * tree-flow.h (debug_scope_block): Declare.
4781 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4782 * basic-block.h (enum profile_status): Rename to
4783 enum profile_status_d.
4784 (x_profile_status): Adjust type.
4786 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4789 * dwarf2out.c (get_context_die): Declare this static function.
4790 (gen_type_die_with_usage): Make sure a DIE is a generated for
4791 the context of a typedef.
4793 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4795 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4798 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4800 * config/mips/mips-protos.h (mips_output_sync): Declare.
4801 (mips_sync_loop_insns): Likewise.
4802 (mips_output_sync_loop): Replace first two parameters with an rtx.
4803 * config/mips/mips.c (mips_multi_member): New structure.
4804 (mips_multi_members): New variable.
4805 (mips_multi_start): New function.
4806 (mips_multi_add): Likewise.
4807 (mips_multi_add_insn): Likewise.
4808 (mips_multi_add_label): Likewise.
4809 (mips_multi_last_index): Likewise.
4810 (mips_multi_copy_insn): Likewise.
4811 (mips_multi_set_operand): Likewise.
4812 (mips_multi_write): Likewise.
4813 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4814 (mips_init_print_operand_punct): Update accordingly.
4815 (mips_start_ll_sc_sync_block): New function.
4816 (mips_end_ll_sc_sync_block): Likewise.
4817 (mips_output_sync): Likewise.
4818 (mips_sync_insn1_template): Likewise.
4819 (mips_sync_insn2_template): Likewise.
4820 (mips_get_sync_operand): Likewise.
4821 (mips_process_sync_loop): Likewise.
4822 (mips_output_sync_loop): Use mips_process_sync_loop.
4823 (mips_sync_loop_insns): New function.
4824 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4825 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4826 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4827 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4828 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4829 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4830 (MIPS_SYNC_OLD_OP_12): Likewise.
4831 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4832 (MIPS_SYNC_NEW_OP_12): Likewise.
4833 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4834 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4835 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4836 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4837 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4838 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4839 * config/mips/mips.md (sync_mem): New attribute.
4840 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4841 (sync_exclusive_mask, sync_required_oldval): Likewise.
4842 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4843 (sync_release_barrier): Likewise.
4844 (length): Handle sync loops.
4845 (sync): Use mips_output_sync.
4846 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4847 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4848 and use mips_output_sync_loop.
4849 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4850 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4851 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4852 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4853 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4854 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4855 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4856 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4857 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4859 2009-08-26 Richard Guenther <rguenther@suse.de>
4862 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4863 the types to not match.
4864 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4866 * tree-ssa.c (useless_type_conversion_p): Conversions to
4867 pointers to unprototyped functions are useless.
4869 2009-08-26 Richard Guenther <rguenther@suse.de>
4871 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4872 whole-program condition, prepare to be called for non-globals.
4873 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4874 params build a representative with known type and track its fields.
4876 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4878 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4879 clearing by a taken branch.
4880 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4881 effectively after bbro pass.
4882 (sync_nand<mode>): Ditto.
4883 (sync_old_<fetchop_name><mode>): Ditto.
4884 (sync_old_nand<mode>): Ditto.
4885 (sync_new_<fetchop_name><mode>): Dito.
4886 (sync_new_nand<mode>): Ditto.
4887 (sync_compare_and_swap<mode>_1): Ditto.
4888 (*sync_compare_and_swap<mode>): Ditto.
4889 (sync_lock_test_and_set<mode>_1): Ditto.
4890 ("sync_lock_test_and_set<mode>): Ditto.
4892 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4894 * hwint.h (HOST_LONG_FORMAT): New macro
4895 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4896 Use HOST_PTR_PRINTF.
4897 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4898 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4899 (HOST_PTR_PRINTF): Document.
4901 2009-08-25 Jan Hubicka <jh@suse.cz>
4903 * config/i386/bmmintrin.h: Replace by #error.
4906 Michael Meissner <michael.meissner@amd.com>
4907 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4908 Tony Linthicum <tony.linthicum@amd.com>
4910 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4911 (TARGET_ROUND): New macro for the round/ptest instructions which
4912 are shared between SSE4.1 and SSE5.
4913 (OPTION_MASK_ISA_ROUND): Ditto.
4914 (OPTION_ISA_ROUND): Ditto.
4915 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4916 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4918 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4919 (-mfused-madd): New switch to give users control over whether the
4920 compiler optimizes to use the multiply/add SSE5 instructions.
4922 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4923 (ix86_handle_option): Turn off 3dnow if -msse5.
4924 (override_options): Add SSE5 support.
4925 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4927 (ix86_expand_sse_movcc): Add SSE5 support.
4928 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4929 vector type to the next largest size.
4930 (ix86_expand_sse5_pack): New function to use pperm to pack a
4931 vector type to the next smallest size.
4932 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4933 (IX86_BUILTIN_FMADDSD): Ditto.
4934 (IX86_BUILTIN_FMADDPS): Ditto.
4935 (IX86_BUILTIN_FMADDPD): Ditto.
4936 (IX86_BUILTIN_FMSUBSS): Ditto.
4937 (IX86_BUILTIN_FMSUBSD): Ditto.
4938 (IX86_BUILTIN_FMSUBPS): Ditto.
4939 (IX86_BUILTIN_FMSUBPD): Ditto.
4940 (IX86_BUILTIN_FNMADDSS): Ditto.
4941 (IX86_BUILTIN_FNMADDSD): Ditto.
4942 (IX86_BUILTIN_FNMADDPS): Ditto.
4943 (IX86_BUILTIN_FNMADDPD): Ditto.
4944 (IX86_BUILTIN_FNMSUBSS): Ditto.
4945 (IX86_BUILTIN_FNMSUBSD): Ditto.
4946 (IX86_BUILTIN_FNMSUBPS): Ditto.
4947 (IX86_BUILTIN_FNMSUBPD): Ditto.
4948 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4949 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4950 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4951 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4952 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4953 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4954 (IX86_BUILTIN_PPERM): Ditto.
4955 (IX86_BUILTIN_PERMPS): Ditto.
4956 (IX86_BUILTIN_PERMPD): Ditto.
4957 (IX86_BUILTIN_PMACSSWW): Ditto.
4958 (IX86_BUILTIN_PMACSWW): Ditto.
4959 (IX86_BUILTIN_PMACSSWD): Ditto.
4960 (IX86_BUILTIN_PMACSWD): Ditto.
4961 (IX86_BUILTIN_PMACSSDD): Ditto.
4962 (IX86_BUILTIN_PMACSDD): Ditto.
4963 (IX86_BUILTIN_PMACSSDQL): Ditto.
4964 (IX86_BUILTIN_PMACSSDQH): Ditto.
4965 (IX86_BUILTIN_PMACSDQL): Ditto.
4966 (IX86_BUILTIN_PMACSDQH): Ditto.
4967 (IX86_BUILTIN_PMADCSSWD): Ditto.
4968 (IX86_BUILTIN_PMADCSWD): Ditto.
4969 (IX86_BUILTIN_PHADDBW): Ditto.
4970 (IX86_BUILTIN_PHADDBD): Ditto.
4971 (IX86_BUILTIN_PHADDBQ): Ditto.
4972 (IX86_BUILTIN_PHADDWD): Ditto.
4973 (IX86_BUILTIN_PHADDWQ): Ditto.
4974 (IX86_BUILTIN_PHADDDQ): Ditto.
4975 (IX86_BUILTIN_PHADDUBW): Ditto.
4976 (IX86_BUILTIN_PHADDUBD): Ditto.
4977 (IX86_BUILTIN_PHADDUBQ): Ditto.
4978 (IX86_BUILTIN_PHADDUWD): Ditto.
4979 (IX86_BUILTIN_PHADDUWQ): Ditto.
4980 (IX86_BUILTIN_PHADDUDQ): Ditto.
4981 (IX86_BUILTIN_PHSUBBW): Ditto.
4982 (IX86_BUILTIN_PHSUBWD): Ditto.
4983 (IX86_BUILTIN_PHSUBDQ): Ditto.
4984 (IX86_BUILTIN_PROTB): Ditto.
4985 (IX86_BUILTIN_PROTW): Ditto.
4986 (IX86_BUILTIN_PROTD): Ditto.
4987 (IX86_BUILTIN_PROTQ): Ditto.
4988 (IX86_BUILTIN_PROTB_IMM): Ditto.
4989 (IX86_BUILTIN_PROTW_IMM): Ditto.
4990 (IX86_BUILTIN_PROTD_IMM): Ditto.
4991 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4992 (IX86_BUILTIN_PSHLB): Ditto.
4993 (IX86_BUILTIN_PSHLW): Ditto.
4994 (IX86_BUILTIN_PSHLD): Ditto.
4995 (IX86_BUILTIN_PSHLQ): Ditto.
4996 (IX86_BUILTIN_PSHAB): Ditto.
4997 (IX86_BUILTIN_PSHAW): Ditto.
4998 (IX86_BUILTIN_PSHAD): Ditto.
4999 (IX86_BUILTIN_PSHAQ): Ditto.
5000 (IX86_BUILTIN_FRCZSS): Ditto.
5001 (IX86_BUILTIN_FRCZSD): Ditto.
5002 (IX86_BUILTIN_FRCZPS): Ditto.
5003 (IX86_BUILTIN_FRCZPD): Ditto.
5004 (IX86_BUILTIN_CVTPH2PS): Ditto.
5005 (IX86_BUILTIN_CVTPS2PH): Ditto.
5006 (IX86_BUILTIN_COMEQSS): Ditto.
5007 (IX86_BUILTIN_COMNESS): Ditto.
5008 (IX86_BUILTIN_COMLTSS): Ditto.
5009 (IX86_BUILTIN_COMLESS): Ditto.
5010 (IX86_BUILTIN_COMGTSS): Ditto.
5011 (IX86_BUILTIN_COMGESS): Ditto.
5012 (IX86_BUILTIN_COMUEQSS): Ditto.
5013 (IX86_BUILTIN_COMUNESS): Ditto.
5014 (IX86_BUILTIN_COMULTSS): Ditto.
5015 (IX86_BUILTIN_COMULESS): Ditto.
5016 (IX86_BUILTIN_COMUGTSS): Ditto.
5017 (IX86_BUILTIN_COMUGESS): Ditto.
5018 (IX86_BUILTIN_COMORDSS): Ditto.
5019 (IX86_BUILTIN_COMUNORDSS): Ditto.
5020 (IX86_BUILTIN_COMFALSESS): Ditto.
5021 (IX86_BUILTIN_COMTRUESS): Ditto.
5022 (IX86_BUILTIN_COMEQSD): Ditto.
5023 (IX86_BUILTIN_COMNESD): Ditto.
5024 (IX86_BUILTIN_COMLTSD): Ditto.
5025 (IX86_BUILTIN_COMLESD): Ditto.
5026 (IX86_BUILTIN_COMGTSD): Ditto.
5027 (IX86_BUILTIN_COMGESD): Ditto.
5028 (IX86_BUILTIN_COMUEQSD): Ditto.
5029 (IX86_BUILTIN_COMUNESD): Ditto.
5030 (IX86_BUILTIN_COMULTSD): Ditto.
5031 (IX86_BUILTIN_COMULESD): Ditto.
5032 (IX86_BUILTIN_COMUGTSD): Ditto.
5033 (IX86_BUILTIN_COMUGESD): Ditto.
5034 (IX86_BUILTIN_COMORDSD): Ditto.
5035 (IX86_BUILTIN_COMUNORDSD): Ditto.
5036 (IX86_BUILTIN_COMFALSESD): Ditto.
5037 (IX86_BUILTIN_COMTRUESD): Ditto.
5038 (IX86_BUILTIN_COMEQPS): Ditto.
5039 (IX86_BUILTIN_COMNEPS): Ditto.
5040 (IX86_BUILTIN_COMLTPS): Ditto.
5041 (IX86_BUILTIN_COMLEPS): Ditto.
5042 (IX86_BUILTIN_COMGTPS): Ditto.
5043 (IX86_BUILTIN_COMGEPS): Ditto.
5044 (IX86_BUILTIN_COMUEQPS): Ditto.
5045 (IX86_BUILTIN_COMUNEPS): Ditto.
5046 (IX86_BUILTIN_COMULTPS): Ditto.
5047 (IX86_BUILTIN_COMULEPS): Ditto.
5048 (IX86_BUILTIN_COMUGTPS): Ditto.
5049 (IX86_BUILTIN_COMUGEPS): Ditto.
5050 (IX86_BUILTIN_COMORDPS): Ditto.
5051 (IX86_BUILTIN_COMUNORDPS): Ditto.
5052 (IX86_BUILTIN_COMFALSEPS): Ditto.
5053 (IX86_BUILTIN_COMTRUEPS): Ditto.
5054 (IX86_BUILTIN_COMEQPD): Ditto.
5055 (IX86_BUILTIN_COMNEPD): Ditto.
5056 (IX86_BUILTIN_COMLTPD): Ditto.
5057 (IX86_BUILTIN_COMLEPD): Ditto.
5058 (IX86_BUILTIN_COMGTPD): Ditto.
5059 (IX86_BUILTIN_COMGEPD): Ditto.
5060 (IX86_BUILTIN_COMUEQPD): Ditto.
5061 (IX86_BUILTIN_COMUNEPD): Ditto.
5062 (IX86_BUILTIN_COMULTPD): Ditto.
5063 (IX86_BUILTIN_COMULEPD): Ditto.
5064 (IX86_BUILTIN_COMUGTPD): Ditto.
5065 (IX86_BUILTIN_COMUGEPD): Ditto.
5066 (IX86_BUILTIN_COMORDPD): Ditto.
5067 (IX86_BUILTIN_COMUNORDPD): Ditto.
5068 (IX86_BUILTIN_COMFALSEPD): Ditto.
5069 (IX86_BUILTIN_COMTRUEPD): Ditto.
5070 (IX86_BUILTIN_PCOMEQUB): Ditto.
5071 (IX86_BUILTIN_PCOMNEUB): Ditto.
5072 (IX86_BUILTIN_PCOMLTUB): Ditto.
5073 (IX86_BUILTIN_PCOMLEUB): Ditto.
5074 (IX86_BUILTIN_PCOMGTUB): Ditto.
5075 (IX86_BUILTIN_PCOMGEUB): Ditto.
5076 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5077 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5078 (IX86_BUILTIN_PCOMEQUW): Ditto.
5079 (IX86_BUILTIN_PCOMNEUW): Ditto.
5080 (IX86_BUILTIN_PCOMLTUW): Ditto.
5081 (IX86_BUILTIN_PCOMLEUW): Ditto.
5082 (IX86_BUILTIN_PCOMGTUW): Ditto.
5083 (IX86_BUILTIN_PCOMGEUW): Ditto.
5084 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5085 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5086 (IX86_BUILTIN_PCOMEQUD): Ditto.
5087 (IX86_BUILTIN_PCOMNEUD): Ditto.
5088 (IX86_BUILTIN_PCOMLTUD): Ditto.
5089 (IX86_BUILTIN_PCOMLEUD): Ditto.
5090 (IX86_BUILTIN_PCOMGTUD): Ditto.
5091 (IX86_BUILTIN_PCOMGEUD): Ditto.
5092 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5093 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5094 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5095 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5096 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5097 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5098 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5099 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5100 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5101 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5102 (IX86_BUILTIN_PCOMEQB): Ditto.
5103 (IX86_BUILTIN_PCOMNEB): Ditto.
5104 (IX86_BUILTIN_PCOMLTB): Ditto.
5105 (IX86_BUILTIN_PCOMLEB): Ditto.
5106 (IX86_BUILTIN_PCOMGTB): Ditto.
5107 (IX86_BUILTIN_PCOMGEB): Ditto.
5108 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5109 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5110 (IX86_BUILTIN_PCOMEQW): Ditto.
5111 (IX86_BUILTIN_PCOMNEW): Ditto.
5112 (IX86_BUILTIN_PCOMLTW): Ditto.
5113 (IX86_BUILTIN_PCOMLEW): Ditto.
5114 (IX86_BUILTIN_PCOMGTW): Ditto.
5115 (IX86_BUILTIN_PCOMGEW): Ditto.
5116 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5117 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5118 (IX86_BUILTIN_PCOMEQD): Ditto.
5119 (IX86_BUILTIN_PCOMNED): Ditto.
5120 (IX86_BUILTIN_PCOMLTD): Ditto.
5121 (IX86_BUILTIN_PCOMLED): Ditto.
5122 (IX86_BUILTIN_PCOMGTD): Ditto.
5123 (IX86_BUILTIN_PCOMGED): Ditto.
5124 (IX86_BUILTIN_PCOMFALSED): Ditto.
5125 (IX86_BUILTIN_PCOMTRUED): Ditto.
5126 (IX86_BUILTIN_PCOMEQQ): Ditto.
5127 (IX86_BUILTIN_PCOMNEQ): Ditto.
5128 (IX86_BUILTIN_PCOMLTQ): Ditto.
5129 (IX86_BUILTIN_PCOMLEQ): Ditto.
5130 (IX86_BUILTIN_PCOMGTQ): Ditto.
5131 (IX86_BUILTIN_PCOMGEQ): Ditto.
5132 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5133 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5134 (enum multi_arg_type): New enum for describing the various SSE5
5135 intrinsic argument types.
5136 (bdesc_multi_arg): New table for SSE5 intrinsics.
5137 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5138 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5140 (ix86_expand_builtin): Add SSE5 intrinsic support.
5141 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5142 operand instructions.
5143 (ix86_expand_sse5_multiple_memory): New function to split the
5144 second memory reference from SSE5 instructions.
5145 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5146 (ix86_return_pops_args): Use stdarg_p to determine if the function
5147 has variable arguments.
5148 (ix86_setup_incoming_varargs): Ditto.
5149 (x86_this_parameter): Ditto.
5151 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5153 (ix86_expand_sse5_pack): Ditto.
5154 (ix86_sse5_valid_op_p): Ditto.
5155 (ix86_expand_sse5_multiple_memory): Ditto.
5157 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5158 constant for SSE5 support.
5159 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5160 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5161 (UNSPEC_SSE5_PERMUTE): Ditto.
5162 (UNSPEC_SSE5_ASHIFT): Ditto.
5163 (UNSPEC_SSE5_LSHIFT): Ditto.
5164 (UNSPEC_FRCZ): Ditto.
5165 (UNSPEC_CVTPH2PS): Ditto.
5166 (UNSPEC_CVTPS2PH): Ditto.
5167 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5169 (COM_FALSE_S): Ditto.
5170 (COM_FALSE_P): Ditto.
5171 (COM_TRUE_S): Ditto.
5172 (COM_TRUE_P): Ditto.
5173 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5174 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5176 (memory attribute): Ditto.
5177 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5178 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5179 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5180 (floor<mode>2): Ditto.
5181 (ceil<mode>2): Ditto.
5182 (btrunc<mode>2): Ditto.
5183 (nearbyintdf2): Ditto.
5184 (nearbyintsf2): Ditto.
5185 (sse_setccsf): Disable if SSE5.
5186 (sse_setccdf): Ditto.
5187 (sse5_setcc<mode>): New support for SSE5 conditional move.
5188 (sse5_pcmov_<mode>): Ditto.
5190 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5192 (SSEMODEF2P): Ditto.
5193 (ssemodesuffixf4): New mode attribute for SSE5.
5194 (ssemodesuffixf2s): Ditto.
5195 (ssemodesuffixf2c): Ditto.
5196 (sserotatemax): Ditto.
5197 (ssescalarmode): Ditto.
5198 (sse_maskcmpv4sf3): Disable if SSE5.
5199 (sse_maskcmpv2df3): Ditto.
5200 (sse_vmmaskcmpv4sf3): Ditto.
5201 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5202 (sse5_vmfmadd<mode>4): Ditto.
5203 (sse5_fmsub<mode>4): Ditto.
5204 (sse5_vmfmsub<mode>4): Ditto.
5205 (sse5_fnmadd<mode>4): Ditto.
5206 (sse5_vmfnmadd<mode>4): Ditto.
5207 (sse5_fnmsub<mode>4): Ditto.
5208 (sse5_vmfnmsub<mode>4): Ditto.
5209 (sse5i_fmadd<mode>4): Ditto.
5210 (sse5i_fmsub<mode>4): Ditto.
5211 (sse5i_fnmadd<mode>4): Ditto.
5212 (sse5i_fnmsub<mode>4): Ditto.
5213 (sse5i_vmfmadd<mode>4): Ditto.
5214 (sse5i_vmfmsub<mode>4): Ditto.
5215 (sse5i_vmfnmadd<mode>4): Ditto.
5216 (sse5i_vmfnmsub<mode>4): Ditto.
5217 (mulv16qi3): Add SSE5 support.
5219 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5220 (sse2_mulv4si3): Disable if SSE5.
5221 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5222 (sse4_1_roundps): Ditto.
5223 (sse4_1_roundsd): Ditto.
5224 (sse4_1_roundss): Ditto.
5225 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5227 (sse_maskcmpsf3): Ditto.
5228 (sse_vmmaskcmpv4sf3): Ditto.
5229 (sse2_maskcmpv2df3): Ditto.
5230 (sse2_maskcmpdf3): Ditto.
5231 (sse2_vmmaskcmpv2df3): Ditto.
5232 (sse2_eq<mode>3): Ditto.
5233 (sse2_gt<mode>3): Ditto.
5234 (sse5_pcmov_<mode>): Add SSE5 support.
5235 (vec_unpacku_hi_v16qi): Ditto.
5236 (vec_unpacks_hi_v16qi): Ditto.
5237 (vec_unpacku_lo_v16qi): Ditto.
5238 (vec_unpacks_lo_v16qi): Ditto.
5239 (vec_unpacku_hi_v8hi): Ditto.
5240 (vec_unpacks_hi_v8hi): Ditto.
5241 (vec_unpacku_lo_v8hi): Ditto.
5242 (vec_unpacks_lo_v8hi): Ditto.
5243 (vec_unpacku_hi_v4si): Ditto.
5244 (vec_unpacks_hi_v4si): Ditto.
5245 (vec_unpacku_lo_v4si): Ditto.
5246 (vec_unpacks_lo_v4si): Ditto.
5247 (sse5_pmacsww): New SSE5 intrinsic insn.
5248 (sse5_pmacssww): Ditto.
5249 (sse5_pmacsdd): Ditto.
5250 (sse5_pmacssdd): Ditto.
5251 (sse5_pmacssdql): Ditto.
5252 (sse5_pmacssdqh): Ditto.
5253 (sse5_pmacsdqh): Ditto.
5254 (sse5_pmacsswd): Ditto.
5255 (sse5_pmacswd): Ditto.
5256 (sse5_pmadcsswd): Ditto.
5257 (sse5_pmadcswd): Ditto.
5258 (sse5_pcmov_<move>): Conditional move support on SSE5.
5259 (sse5_phaddbw): New SSE5 intrinsic insn.
5260 (sse5_phaddbd): Ditto.
5261 (sse5_phaddbq): Ditto.
5262 (sse5_phaddwd): Ditto.
5263 (sse5_phaddwq): Ditto.
5264 (sse5_phadddq): Ditto.
5265 (sse5_phaddubw): Ditto.
5266 (sse5_phaddubd): Ditto.
5267 (sse5_phaddubq): Ditto.
5268 (sse5_phadduwd): Ditto.
5269 (sse5_phadduwq): Ditto.
5270 (sse5_phaddudq): Ditto.
5271 (sse5_phsubbw): Ditto.
5272 (sse5_phsubwd): Ditto.
5273 (sse5_phsubdq): Ditto.
5274 (sse5_pperm): Ditto.
5275 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5276 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5277 (sse5_pperm_sign_v8hi_v4si): Ditto.
5278 (sse5_pperm_zero_v8hi_v4si): Ditto.
5279 (sse5_pperm_sign_v4si_v2di): Ditto.
5280 (sse5_pperm_sign_v4si_v2di): Ditto.
5281 (sse5_pperm_pack_v2di_v4si): Ditto.
5282 (sse5_pperm_pack_v4si_v8hi): Ditto.
5283 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5284 (sse5_perm<mode>): New SSE5 intrinsic insn.
5285 (rotl<mode>3): Ditto.
5286 (sse5_rotl<mode>3): Ditto.
5287 (sse5_ashl<mode>3): Ditto.
5288 (sse5_lshl<mode>3): Ditto.
5289 (sse5_frcz<mode>2): Ditto.
5290 (sse5s_frcz<mode>2): Ditto.
5291 (sse5_cvtph2ps): Ditto.
5292 (sse5_cvtps2ph): Ditto.
5293 (sse5_vmmaskcmp<mode>3): Ditto.
5294 (sse5_com_tf<mode>3): Ditto.
5295 (sse5_maskcmp<mode>3): Ditto.
5296 (sse5_maskcmp_uns<mode>3): Ditto.
5297 (sse5_maskcmp_uns2<mode>3): Ditto.
5298 (sse5_pcom_tf<mode>3): Ditto.
5300 * config/i386/predicates.md (sse5_comparison_float_operator):
5301 New predicate to match the comparison operators supported by
5302 the SSE5 com instruction.
5303 (ix86_comparison_int_operator): New predicate to match just the
5304 signed int comparisons.
5305 (ix86_comparison_uns_operator): New predicate to match just the
5306 unsigned int comparisons.
5308 * doc/invoke.texi (-msse5): Add documentation.
5309 (-mfused-madd): Ditto.
5311 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5313 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5315 (x86_64-*-*): Ditto.
5317 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5319 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5320 intrinisics for SSE5.
5322 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5325 * config/i386/mmintrin-common.h: New file, to contain common
5326 instructions between SSE4.1 and SSE5.
5328 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5329 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5330 (gen_regparm_prefix): Ditto.
5332 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5333 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5334 prototype_p to determine if a function is prototyped.
5336 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5338 * c-common.c (c_common_reswords) add the alignof keyword,
5339 with same RID as __alignof and __alignof__
5341 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5343 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5344 * hooks.c (hook_bool_const_int_const_int_true): New function.
5345 * target.h (struct gcc_target): Add can_eliminate field.
5346 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5347 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5348 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5349 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5350 (elim_table): Revise comment.
5351 * system.h (CAN_ELIMINATE): Poison.
5352 * defaults.h (CAN_ELIMINATE): Remove.
5353 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5355 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5356 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5358 (alpha_vms_can_eliminate): Declare as static, change return type to
5360 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5362 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5363 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5364 (arm_can_eliminate): New function.
5366 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5367 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5368 (avr_can_eliminate): Declare as static.
5369 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5371 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5372 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5373 (bfin_can_eliminate): New function.
5375 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5376 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5377 (crx_can_eliminate): New function.
5379 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5380 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5381 (fr30_can_eliminate): New function.
5383 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5384 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5385 (frv_can_eliminate): New function.
5387 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5388 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5389 (h8300_can_eliminate): New function.
5391 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5392 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5393 (i386_can_eliminate): Declare as static, change return type to bool.
5394 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5396 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5397 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5398 (ia64_can_eliminate): New function.
5400 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5401 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5402 (iq2000_can_eliminate): New function.
5404 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5405 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5406 (m32r_can_eliminate): New function.
5408 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5409 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5410 (m68hc11_can_eliminate): New function.
5412 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5413 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5414 (m68k_can_eliminate): New function.
5416 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5417 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5418 (mep_can_eliminate): New function.
5420 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5421 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5422 (mips_can_eliminate): New function.
5424 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5425 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5426 (rs6000_can_eliminate): New function.
5428 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5429 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5430 (s390_can_eliminate): Declare as static.
5431 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5433 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5434 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5435 (score_can_eliminate): New function.
5437 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5438 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5439 (sparc_can_eliminate): Declare as static.
5440 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5442 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5443 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5444 (xstormy16_can_eliminate): New function.
5446 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5447 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5448 (v850_can_eliminate): New function.
5450 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5452 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5453 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5454 (*movdfcc_ext[1234]): Disable for IEEE mode.
5456 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5458 * gimplify.c (prepare_gimple_addressable): New static function.
5459 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5461 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5462 manually fiddling with it.
5464 2009-08-25 Michael Matz <matz@suse.de>
5466 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5467 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5469 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5470 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5471 (do_jump): Split out code for simple binary comparisons into ...
5472 (do_jump_1): ... this, taking the individual operands and code.
5473 Change callers to helper function above accordingly.
5474 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5477 2009-08-25 Michael Matz <matz@suse.de>
5479 * expr.h (struct separate_ops, sepops): New type for passing
5480 around an exploded simple expression.
5481 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5482 Use this structure instead of expression tree.
5483 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5484 expression, only its type.
5485 (expand_vec_cond_expr): Take type and individual operands instead
5487 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5488 expand_vec_shift_expr): Change prototype accordingly.
5489 * tree-vect-stmts.c (vectorizable_condition): Change call of
5490 expand_vec_cond_expr_p to pass only type.
5491 * expr.c (do_store_flags): Change prototype and implementation
5492 to take an exploded expression.
5493 (expand_expr_real_1): New local ops initialized with details
5494 of the full expression. Use it instead of full
5495 expression in calls to do_store_flags, expand_vec_cond_expr,
5496 expand_widen_pattern_expr and expand_vec_shift_expr.
5498 2009-08-25 Michael Matz <matz@suse.de>
5500 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5501 treeop2 initialized with first three operands of the full expression.
5502 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5504 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5506 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5507 (__gthread_objc_condition_allocate): Mark arguments as unused.
5508 (__gthread_objc_condition_deallocate): Likewise.
5509 (__gthread_objc_condition_wait): Likewise.
5510 (__gthread_objc_condition_broadcast): Likewise.
5511 (__gthread_objc_condition_signal): Likewise.
5512 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5513 (__gthread_objc_thread_id): Likewise.
5515 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5518 * tree-pretty-print.c (print_call_name): Print the correct call name
5519 for procedure pointer components.
5521 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5523 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5524 default_promote_function_mode when not VMS.
5526 2009-08-24 Olivier Hainque <hainque@adacore.com>
5528 * convert.c (convert_to_integer): Don't assume an input pointer is
5529 POINTER_SIZE wide. Fetch from the type instead.
5531 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5533 * configure.ac (AC_PREREQ): Bump to 2.64.
5535 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5537 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5538 (process_command): Don't search standard_exec_prefix_1 and
5539 standard_exec_prefix_2.
5541 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5543 * config/arm/arm.c (output_return_instruction): Handle for
5546 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5548 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5550 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5552 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5553 (*arm_movdf_vfp): Likewise.
5555 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5557 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5558 (vashr<mode>3): Rename from ashr<mode>3.
5559 (vlshr<mode>3): Rename from lshr<mode>3.
5561 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5564 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5565 (check_format_info_main): Use scalar_identify_flag.
5566 (check_format_types): Check for scalar size identity if
5567 scalar_identify_flag is set.
5568 (printf_length_specs): Extend by new field.
5569 (asm_fprintf_length_specs): Likewise.
5570 (gcc_diag_length_specs): Likewise.
5571 (scanf_length_specs): Likewise.
5572 (strfmon_length_specs): Likewise.
5573 (gcc_gfc_length_specs): Likewise.
5574 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5575 (ms_printf_flag_specs): Likewise.
5576 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5578 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5581 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5582 (*call_value_pop_1): Ditto.
5583 (*sibcall_pop_1): New insn pattern.
5584 (*sibcall_value_pop_1): Ditto.
5586 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5589 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5592 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5595 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5596 (get_reg_use_in): New function.
5597 (forward_propagate_subreg): Propagate through subreg of zero_extend
5600 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5602 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5603 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5605 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5607 * configure.ac: Remove --with-datarootdir, --with-docdir,
5608 --with-htmldir switches. No need to call AC_SUBST for
5609 datarootdir, docdir, htmldir any more.
5610 * configure: Regenerate.
5611 * doc/install.texi (Configuration): Document --datarootdir,
5612 --docdir, --htmldir, --pdfdir; update documentation for
5613 --infodir, --mandir.
5614 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5617 * aclocal.m4: Regenerate.
5618 * config.in: Regenerate.
5619 * configure: Regenerate.
5621 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5622 Olivier Hainque <hainque@adacore.com>
5624 * config/ia64/ia64.c: Include libfuncs.h.
5625 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5626 (ia64_expand_call): Use reg 25 on VMS.
5627 (ia64_initialize_trampoline): Fix for VMS ABI.
5628 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5629 (ia64_function_arg): Initialize reg 25 on VMS.
5630 Fix OpenVMS ABI issues for varargs.
5631 For OpenVMS, emit the Argument Information register set in the
5632 incoming/sibcall case as well.
5633 (ia64_arg_type): New function.
5634 (ia64_function_arg_advance): Keep track of cum->words.
5635 Fix OpenVMS ABI issues for varargs.
5636 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5637 (ia64_override_options): Set flag_no_common on VMS.
5638 (ia64_init_builtins): Disable FWRITE builtin.
5639 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5640 (ia64_vms_init_libfuncs): Add decc$ routines.
5641 (ia64_vms_valid_pointer_mode): New function.
5642 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5643 (ia64_promote_function_mode): New function
5644 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5645 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5646 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5647 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5648 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5649 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5650 Suppress trailing '#' if VALUE is numeric.
5651 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5652 ia64_promote_function_mode.
5653 (TARGET_VALID_POINTER_MODE): Define.
5655 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5658 * config/rs6000/rs6000.c (rs6000_override_options): Use
5659 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5662 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5663 reporting of vector + decimal/boolean/complex error.
5665 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5667 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5668 __vector double TYPE_DECL.
5670 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5672 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5673 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5674 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5675 to pointer to enum machine_mode. Update all callers as needed.
5677 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5679 * config/alpha/alpha.md (exception_receiver): Emit alternative
5680 GP load sequence if flag_reorder_blocks_and_partition is set.
5681 (*exception_receiver_2): Also enable when
5682 flag_reorder_blocks_and_partition is set.
5684 2009-08-20 Matt Rice <ratmice@gmail.com>
5685 Diego Novillo <dnovillo@google.com>
5687 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5690 2009-08-20 Richard Guenther <rguenther@suse.de>
5692 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5693 * c-tree.h (c_dup_lang_specific_decl): Remove.
5694 (struct lang_decl, struct lang_type): Move definitions ...
5695 * c-lang.h: ... here. New file.
5696 * c-decl.c: Include c-lang.h.
5697 (c_dup_lang_specific_decl): Remove.
5698 * c-typeck.c: Include c-lang.h.
5699 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5700 (c-typeck.o): Likewise.
5701 * c-config-lang.in (gtfiles): Add c-lang.h.
5702 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5705 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5707 * config/alpha/alpha.c (alpha_end_function): Do not clear
5708 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5709 this is now handled in generic code.
5711 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5713 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5714 (s390_z10_fix_long_loop_prediction): New function.
5715 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5716 (s390_reorg): Walk over the INSNs and invoke
5717 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5719 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5721 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5722 "*brx_64bit", "*brx_31bit"): New patterns.
5723 * config/s390/s390.c ('E'): New output modifier.
5725 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5726 Richard Earnshaw <richard.earnshaw@arm.com>
5728 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5729 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5731 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5733 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5735 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5736 for mode mode of operand0 when doing secondary reload for SAR.
5738 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5741 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5742 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5744 2009-08-19 Jason Merrill <jason@redhat.com>
5746 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5747 supported template depth in C++0x.
5749 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5751 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5752 free_after_compilation.
5753 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5754 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5755 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5756 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5757 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5758 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5759 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5761 2009-08-19 Ian Lance Taylor <iant@google.com>
5763 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5764 of (plus (mult (neg B) C) A).
5766 2009-08-18 Michael Matz <matz@suse.de>
5768 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5769 instead of comparing TYPE_MAIN_VARIANT for equality.
5770 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5771 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5772 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5773 * gimplify.c (goa_lhs_expr_p): Ditto and use
5774 STRIP_USELESS_TYPE_CONVERSION.
5776 2009-08-18 Michael Matz <matz@suse.de>
5778 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5779 first field in a struct.
5780 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5782 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5784 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5785 locators before emit_insn is called. Remove assert that
5787 (alpha_end_function): Clear crtl->emit structure and free insn
5788 locators if cfun->is_thunk is true.
5790 2009-08-18 Jason Merrill <jason@redhat.com>
5792 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5794 * configure.ac: Test for it.
5795 * configure, config.in: Regenerate.
5796 * doc/install.texi: Document --enable-gnu-unique-object.
5798 2009-08-18 Richard Guenther <rguenther@suse.de>
5801 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5802 pow(x,y*z) only if x is nonnegative.
5804 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5806 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5810 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5811 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5813 2009-08-17 DJ Delorie <dj@redhat.com>
5815 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5816 * config/m32c/prologue.md (epilogue_freit): New.
5818 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5819 (bank_switch_p): Likewise.
5820 (fast_interrupt_p): Likewise.
5821 (interrupt_p): Likewise.
5822 (m32c_conditional_register_usage): Round memregs size up.
5823 (need_to_save): We only need to save $a0 when we use ENTER.
5824 (interrupt_p): Check for fast_interrupt too.
5825 (bank_switch_p): New.
5826 (fast_interrupt_p): New.
5827 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5828 (m32c_emit_prolog): Support bank switching and fast interrupts.
5829 * doc/extend.texi (Function Attributes): Add bank_switch and
5832 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5834 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5835 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5837 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5839 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5840 (menu): Add IA-64/VMS Options.
5841 (IA-64/VMS Options): Likewise.
5843 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5846 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5848 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5850 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5851 (mips_pop_asm_switch): Likewise.
5852 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5854 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5855 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5856 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5857 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5858 instead of set_noreorder.
5859 (mips_output_function_prologue): Use the new functions.
5860 (mips_output_function_epilogue): Likewise.
5861 (mips_need_noat_wrapper_p): New function, split out from...
5862 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5863 Use mips_push_asm_switch and mips_pop_asm_switch.
5864 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5865 and mips_pop_asm_switch.
5866 (ASM_OUTPUT_REG_POP): Likewise.
5867 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5868 Use mips_pop_asm_switch.
5869 (mips_asm_switch): New structure.
5870 (set_noreorder, set_nomacro): Replace with...
5871 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5872 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5873 instead of set_nomacro.
5874 (fix_truncsfsi2_macro): Likewise.
5875 (cprestore): Likewise.
5876 (hazard): Use mips_noreorder instead of set_noreorder.
5877 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5879 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5881 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5882 from prev_active_insn.
5884 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5886 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5887 * config/avr/avr.c (avr_override_options): Initialize
5888 avr_current_arch variable.
5889 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5890 __AVR_HAVE_16BIT_SP__ according to the device type.
5891 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5893 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5894 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5896 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5899 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5900 generating inlined subroutine die only. We shouldn't be
5901 called for anything else.
5902 (gen_block_die): Don't generate inline subroutine debug info for
5905 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5907 * graphite-poly.c (print_pbb): Print PBB index.
5909 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5912 * graphite-interchange.c (ppl_max_for_le): Moved...
5913 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5914 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5915 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5916 * graphite-ppl.h (ppl_max_for_le): Declared.
5918 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5920 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5921 supported on all platforms.
5922 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5923 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5924 * c-pragma.c: Likewise.
5925 * target-def.h (TARGET_INITIALIZER): Remove
5926 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5927 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5929 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5931 * config/ia64/fde-vms.c: New file.
5932 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5933 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5934 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5935 (uw_frame_state_for): Only register a personality routine if it is
5936 known to be compatible with our expectations.
5937 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5938 Declare unw_table_entry stack variable and
5939 mod all calls to _Unwind_FindTableEntry to add arg.
5940 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5941 (_Unwind_FindTableEntry): Add arg to prototype.
5943 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5945 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5946 field 'signal_pfs_loc'.
5947 (uw_frame_state_for): Remove duplicate code dealing with leaf
5948 procedures without unwind info.
5949 If in the frame after unwinding through a signal handler, restore
5950 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5951 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5952 'pfs_loc' to the AR.PFS location in the signal context; instead
5953 set 'signal_pfs_loc'.
5954 Manually generate the unwind info for the AR.PFS register.
5955 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5956 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5957 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5958 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5959 instead set 'signal_pfs_loc'.
5960 Remove code preventing the AR.PFS register from being restored
5961 from the signal context.
5963 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5964 Tristan Gingold <gingold@adacore.com>
5966 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5967 * config/ia64/t-vms: New file.
5968 * config/ia64/vms64.h: New file.
5969 * config/ia64/vms.h: New file.
5970 * config/ia64/vms-crtinit.asm: New file.
5971 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5972 * config/ia64/vms-unwind.h: New file.
5974 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5976 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5979 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5982 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5984 * real.h (do_mpc_arg2): ... here.
5985 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5988 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5990 * final.c (add_debug_prefix_map): Don't use GC memory for
5991 old_prefix and new_prefix.
5993 2009-08-14 Richard Guenther <rguenther@suse.de>
5995 * ipa-prop.c (compute_complex_pass_through): If we cannot
5996 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5998 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6000 * c-lex.c (c_lex_with_flags): Increase size of local variable
6001 to avoid memory clobber.
6003 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
6006 * config/i386/i386.c (ix86_fp_comparison_strategy):
6007 Only enable/disable sahf at function granularity.
6009 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
6011 PR rtl-optimization/41064
6012 * reload1.c (reload_as_needed): Don't call extract_insn
6013 for known invalid replacements after calling
6014 validate_replace_rtx_group and verify_changes.
6016 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6020 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6021 ix86_expand_fp_vcond.
6022 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6023 Assert that operation is supported by ix86_expand_int_vcond.
6024 (vcondu<SSEMODE124C8:mode>): Ditto.
6026 2009-08-13 DJ Delorie <dj@redhat.com>
6028 * config/i386/djgpp-stdint.h: New.
6029 * config.gcc (djgpp): Use it.
6031 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6033 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6034 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6036 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6038 * tree-ssa-loop-prefetch.c
6039 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6040 for long-stride pruning.
6041 (compute_miss_rate): New function to compute the probability
6042 that two memory references access different cache lines.
6044 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6046 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6048 2009-08-13 Richard Guenther <rguenther@suse.de>
6051 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6052 use the constant pointer type.
6053 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6054 of CV qualifiers on the target pointer type.
6055 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6056 conversion check before restrict check.
6058 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6061 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6063 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6065 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6067 2009-08-12 Richard Guenther <rguenther@suse.de>
6069 PR tree-optimization/41011
6070 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6071 and reference constructing.
6073 2009-08-12 Xinliang David Li <davidxl@google.com>
6075 PR tree-optimization/41012
6076 * tree-flow.h : New external interface.
6077 * gimple-low.c (check_call_arg): Change to public function.
6078 Remove argument mismatch check in lowering.
6079 * tree-inline.h (tree_can_inline_p): Interface change.
6080 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6082 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6083 Call change to tree_can_inline_p function.
6084 (cgraph_decide_inlining_incrementally): Ditto.
6086 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6088 PR tree-optimization/41031
6089 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6090 on the partition variable rather than promote_mode on the source
6091 type. Assert that the partition variable's type has the same
6092 mode as the source value's.
6094 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6096 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6097 for for_return == 2.
6098 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6100 * calls.c (expand_call): Fix typo.
6101 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6103 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6105 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6106 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6107 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6108 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6110 2009-08-12 Andrew Haley <aph@redhat.com>
6112 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6114 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6117 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6119 2009-08-12 Richard Guenther <rguenther@suse.de>
6121 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6122 * gimplify.c (gimplify_modify_expr): Do not use
6123 lang_hooks.types_compatible_p.
6124 * tree-ssa.c (useless_type_conversion_p): For aggregates
6125 just return false if the canonical types differ.
6127 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6130 * sese.c (convert_for_phi_arg): New.
6131 (add_guard_exit_phis): Use convert_for_phi_arg.
6133 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6135 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6136 unknown subscript upper bounds.
6138 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6139 Pranav Garg <pranav.garg2107@gmail.com>
6141 * graphite-interchange.c (gather_access_strides): Removed.
6142 (ppl_max_for_le): New.
6143 (build_linearized_memory_access): New.
6144 (memory_stride_in_loop): New.
6145 (pbb_interchange_profitable_p): Reimplemented.
6146 * graphite-ppl.h (ppl_new_id_map): New.
6147 (ppl_interchange): New.
6149 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6151 * graphite-interchange.c (compute_subscript): Removed.
6152 (compute_array_size_cstr): Removed.
6153 (compute_array_size_poly): Removed.
6154 (compute_array_size): Removed.
6155 (gather_access_strides_poly): Removed.
6156 (gather_access_strides): Empty.
6158 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6160 * graphite-dependences.c (dependence_polyhedron_1): Replace
6161 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6162 (graphite_legal_transform_dr): Same.
6163 (graphite_carried_dependence_level_k): Same.
6164 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6165 Initialize PDR_NB_SUBSCRIPTS.
6166 (print_pdr_access_layout): Replace pdr_nb_subscripts with
6168 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
6169 (PDR_NB_SUBSCRIPTS): New.
6170 (pdr_nb_subscripts): Removed.
6171 (pdr_dim): Simplified.
6172 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
6173 with PDR_NB_SUBSCRIPTS.
6175 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6177 * graphite-interchange.c (compute_array_size): Remove use of
6179 * graphite-poly.c (new_poly_dr): Remove argument data_container.
6180 Do not initialize PDR_DATA_CONTAINER.
6181 (print_pdr): Do not print PDR_DATA_CONTAINER.
6182 * graphite-poly.h (struct poly_dr): Remove data_container field.
6183 (PDR_DATA_CONTAINER): Removed.
6184 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
6186 (build_poly_dr): Same.
6188 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6189 Sebastian Pop <sebastian.pop@amd.com>
6191 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6192 copy of the dependence polyhedron. Free the temporary objects.
6193 (graphite_carried_dependence_level_k): Free unused objects before
6196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6198 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6199 Early return without analyzing the data dependences if no
6200 transform has been done. Call restore_scattering if the transform
6202 (graphite-interchange.c): Same.
6203 * graphite-poly.c (print_scattering_function): Test for
6205 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6206 (apply_poly_transforms): Do not gcc_assert that
6207 the transform is legal.
6208 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
6209 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
6210 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
6211 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
6212 * graphite-poly.h (struct poly_scattering): New.
6213 (struct poly_bb): Add original, transformed, and saved fields.
6214 Remove transformed_scattering, original_scattering,
6215 nb_local_variables and nb_scattering_transform fields.
6216 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
6217 (poly_scattering_new): New.
6218 (poly_scattering_free): New.
6219 (poly_scattering_copy): New.
6220 (store_scattering_pbb): New.
6221 (store_scattering): New.
6222 (restore_scattering_pbb): New.
6223 (restore_scattering): New.
6224 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6225 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6227 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6229 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6232 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6234 * Makefile.in (graphite.o): Depends on PREDICT_H.
6235 * graphite.c: Include predict.h.
6236 (graphite_finalize): Call tree_estimate_probability.
6237 * predict.c (predict_loops): Do not call scev_initialize and
6239 (tree_estimate_probability_bb): New.
6240 (tree_estimate_probability): Do not initialize loops: move that
6241 code to the driver. Call tree_estimate_probability_bb.
6242 (tree_estimate_probability_driver): New.
6243 (pass_profile): Use tree_estimate_probability_driver.
6244 * predict.h (tree_estimate_probability): Declared.
6246 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6248 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6249 * graphite-dependences.c (graphite_legal_transform): Add time to
6250 TV_GRAPHITE_DATA_DEPS.
6251 (dependency_between_pbbs_p): Same.
6252 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6254 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6256 PR rtl-optimization/41033
6257 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6258 aliasing is disabled.
6260 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6262 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6263 si_mask_operand, and_load_operand, low_bitmask_operand,
6264 and_reg_operand, and_operand): New predicates.
6265 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6266 * config/mips/mips.c (and_operands_ok): New function.
6267 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6268 * config/mips/mips.md (move_type): Add ext_ins and logical.
6269 (type): Handle them.
6270 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6271 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6272 shift_shift. Remove commutative constraint modifier.
6273 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6275 (*clear_upper32_dext): Remove define_insn_and_split.
6276 (*clear_upper32): Turn this define_insn_and_split ...
6277 (splitter for ANDing register with 0xffff_ffff): .. into this.
6279 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6281 * combine.c (try_widen_shift_mode): Factor out code to check if an
6282 integer constant is a low-order bitmask from here ...
6283 * rtlanal.c (low_bitmask_len): ... to here.
6284 * rtl.h (low_bitmask_len): Declare.
6286 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6289 * config/alpha/alpha.md (addsi3): Remove expander.
6290 (addsi3): Rename from *addsi3_internal insn pattern.
6291 (subsi3): Remove expander.
6292 (subsi3): Rename from *subsi3_internal insn pattern.
6294 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6296 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6299 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6300 Eric Botcazou <botcazou@adacore.com>
6301 Douglas B Rupp <rupp@gnat.com>
6303 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6304 that records that fit in 64 bits are returned by immediate value,
6305 as required by OpenVMS Calling Standard.
6306 (function_value): Adjust for above modification.
6307 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6308 virtual_incoming_args_rtx as base object, not next_arg.
6309 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6311 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6313 * reload.c (find_reloads_subreg_address): Check the original
6314 req_equiv_mem address to detect the case where an address is
6315 not valid in the outer mode.
6317 2009-08-11 Richard Guenther <rguenther@suse.de>
6320 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6322 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6324 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6325 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6327 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6328 Douglas B Rupp <rupp@gnat.com>
6330 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6331 PT_STACK when frame_pointer_needed on OpenVMS.
6332 (alpha_pv_save_size, alpha_using_fp): Remove.
6333 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6334 with proper processing for PT_NULL.
6335 (alpha_vms_initial_elimination_offset): New function. Support for
6336 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6337 (alpha_sa_size): Force procedure type to PT_STACK when
6338 frame_pointer_needed on OpenVMS.
6339 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6340 (alpha_using_fp): Likewise.
6341 (alpha_vms_can_eliminate): Add prototype.
6342 (alpha_vms_initial_elimination_offset): Likewise.
6343 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6344 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6346 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6347 Douglas B Rupp <rupp@gnat.com>
6349 * config/alpha/alpha.c (common_object_handler): New function.
6350 (vms_attribute_table): Declare a single attribute "common_object".
6351 (vms_output_aligned_decl_common): New global function.
6352 (SECTION_VMS_OVERLAY): Delete.
6353 (SECTION_VMS_GLOBAL): Likewise.
6354 (SECTION_VMS_INITIALIZE): Likewise.
6355 (vms_asm_named_section): Remove support for above flags.
6356 (vms_section_type_flags): Delete.
6357 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6358 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6359 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6360 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6362 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6365 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6366 (sub_ddmmss): Likewise.
6368 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6371 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6374 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6377 * reload1.c (reload_as_needed): Use cancel_changes to completely
6378 undo a failed replacement attempt.
6380 2009-08-10 Richard Guenther <rguenther@suse.de>
6383 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6384 (useless_type_conversion_p): ... here. Require pointer targets
6387 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6390 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6391 loose the original type of the statement list.
6393 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6395 * config/alpha/alpha.c: Include libfuncs.h
6396 (avms_asm_output_extern): New function.
6397 (alpha_init_libfuncs): Init some decc libfuncs.
6398 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6399 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6400 (DO_CRTL_NAMES): Define.
6402 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6403 (LONG_TYPE_SIZE): Define.
6404 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6405 (SUBTARGET_SWITCHES): Define malloc64 switch.
6406 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6407 (MASK_RETURN_ADDR): Define.
6408 doc/invoke.texi (mmalloc64): Document switch.
6410 2009-08-09 Olivier Hainque <hainque@adacore.com>
6411 Douglas B Rupp <rupp@gnat.com>
6413 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6414 uses_condition_handler.
6415 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6416 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6417 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6418 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6419 (code_for_builtin): New insn codes for the new alpha_builtins.
6420 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6421 (alpha_sa_size): Account for uses_condition_handler.
6422 (alpha_expand_prologue): Likewise.
6423 (alpha_start_function): Likewise.
6424 (alpha_expand_epilogue): Likewise.
6425 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6426 establish/revert expanders.
6427 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6428 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6429 New expander, resorting to the alpha.c associated function.
6430 (builtin_revert_vms_condition_handler): Likewise.
6431 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6432 __gcc_shell_handler, the static VMS condition handler used as
6433 an indirection wrapper to the current dynamically established
6435 * config/alpha/vms-unwind.h: Complete rewrite.
6436 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6437 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6439 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6440 Douglas B Rupp <rupp@gnat.com>
6442 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6443 (alpha_need_linkage): Handle aliases. Return function symbol.
6444 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6445 Use ultimate alias target for the linkage name.
6446 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6447 by alpha_need_linkage for the function symbol.
6448 (setmemdi): Likewise.
6450 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6452 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6453 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6454 (ASM_WEAKEN_LABEL): Define.
6455 (CRT_CALL_STATIC_FUNCTION): Define.
6456 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6457 (ENDFILE_SPEC): Define.
6458 (INIT_SECTION_ASM_OP): Define.
6459 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6460 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6462 (MULTILIB_OSDIRNAMES): Define.
6463 (shlib_version): Define.
6464 (SHLIB_EXT): Define.
6465 (SHLIB_OBJS): Define.
6466 (SHLIB_NAME): Define.
6467 (SHLIB_MULTILIB): Define.
6468 (SHLIB_INSTALL): Define.
6469 (SHLIB_SYMVEC): Define.
6470 (SHLIB_SYMVECX2): Define.
6471 (SHLIB_LINK): Define.
6473 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6475 * config/alpha/alpha.c (alpha_initialize_trampoline):
6476 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6477 (alpha_start_function): Emit transfer address on nested functions
6478 for VMS trampoline call.
6479 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6480 since no longer used.
6481 * config/alpha/vms-tramp.asm: Remove.
6482 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6483 since now only data initialized at runtime.
6485 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6487 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6488 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6489 (MD_EXEC_PREFIX): Remove, no longer used.
6490 (MD_STARTFILE_PREFIX): Likewise.
6491 (INCLUDE_DEFAULTS): Likewise.
6492 * config/alpha/t-vms:
6493 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6495 2009-08-09 Richard Guenther <rguenther@suse.de>
6497 PR tree-optimization/41016
6498 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6499 (operand_precision): Remove.
6500 (integral_operand_p): Likewise.
6501 (recognize_single_bit_test): Adjust.
6503 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6505 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6506 operation overflows. Likewise non-cast unary arithmetic.
6507 If one arm of a conditional expression is always taken,
6508 inhibit evaluation warnings for the other arm. Likewise inhibit
6509 evaluation warnings for the second && or || operand if the first
6510 operand is enough to determine the result.
6511 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6513 (build_binary_op): Prevent duplicate evaluation warnings.
6515 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6517 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6518 and destination have different modes, Use promote_mode to
6519 determine the signedness of the conversion. Assert that the
6520 promoted source mode matches the destination mode. Don't pass
6521 the destination and destination mode to expand_expr if the source
6522 mode is different. Simplify conversion logic.
6524 2009-08-09 Ira Rosen <irar@il.ibm.com>
6526 PR tree-optimization/41008
6527 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6528 from condition only in case it's a comparison. Adjust checks.
6530 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6532 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6533 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6534 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6535 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6536 (dump_cand): Handle them.
6537 (struct iv_cand): New members COST_STEP and AINC_USE.
6538 (stmt_after_increment): Likewise.
6539 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6540 callers changed. Use gimple_uid comparison instead of scanning.
6541 (add_candidate_1): When looking for identical candidates, take
6542 AINC_USE into account. Set it for new candidates.
6543 (force_expr_to_var_cost): Cast target_spill_cost to int.
6544 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6545 All callers changed. Check for availability of autoinc addressing
6546 modes, both in general for a given mode, and in the specific use case.
6547 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6549 (get_computation_cost): Likewise.
6550 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6551 add_autoinc_candidates): New static functions.
6552 (add_candidate): Call add_autoinc_candidates for candidates based on
6554 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6555 (determine_use_iv_cost_address): If we have an autoinc candidate at
6556 the matching use, verify autoinc is possible and subtract the cost
6557 of the candidate's step from the cost.
6558 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6559 member of the candidate.
6560 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6561 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6563 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6565 * config.build (ia64-hp-*vms*): New target.
6566 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6568 * config.gcc (ia64-hp-*vms*): New target.
6569 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6571 * config.host (ia64-hp-*vms*): New target.
6572 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6575 2009-08-08 Richard Guenther <rguenther@suse.de>
6577 PR tree-optimization/40991
6578 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6580 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6582 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6583 mode check. Do truncations in an integer mode.
6584 (force_to_mode): Handle subregs for all mode types. Only do
6585 arithmetic simplifications on integer modes.
6587 2009-08-07 Richard Guenther <rguenther@suse.de>
6589 PR tree-optimization/40999
6590 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6591 (maybe_fold_reference): Lookup constant initializers.
6592 (fold_gimple_assign): Likewise.
6594 2009-08-07 Richard Guenther <rguenther@suse.de>
6596 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6597 that require structural equality defer to the langhook.
6599 2009-08-07 Martin Jambor <mjambor@suse.cz>
6601 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6603 (struct ipa_pass_through_data): New type.
6604 (struct ipa_ancestor_jf_data): New type.
6605 (union jump_func_value): Removed field formal_id, added fields
6606 pass_through and ancestor.
6607 (struct ipa_param_call_note): Changed type of formal_id to int from
6609 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6610 operations jump functions and ancestor jump functions.
6611 (compute_complex_pass_through): New function.
6612 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6613 reflect changes in the jump function strucutre.
6614 (update_jump_functions_after_inlining): Ignore complex pass-through
6615 and ancestor jump functions.
6616 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6617 polynomial pass-through with operation jump functions.
6619 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6621 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6622 fde->dw_fde_begin as begin label instead of hot/cold label.
6623 Use LLSDAC label instead of LLSDA for second section lsda.
6624 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6625 label instead of LLSDA if it is true.
6626 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6628 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6629 SECTION argument. Use it as index into crtl->eh.call_site_record
6631 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6632 use it to determine how to print table entries instead of using
6633 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6634 label instead of normal begin label as base.
6635 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6636 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6637 ensure no EH range spans between sections and that landing pads
6638 are always in the corresponding section.
6639 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6640 for crtl->eh.call_site_record being an array rather than scalar.
6641 (output_one_function_exception_table): New function, copied
6642 from output_function_exception_table. Adjust
6643 dw2_size_of_call_site_table, dw2_output_call_site_table
6644 callers. For SECOND section use *C suffixed labels.
6645 (output_function_exception_table): Call
6646 output_one_function_exception_table and, when doing hot/cold
6647 partitioning, also another time for the second section.
6648 * opts.c: Include except.h.
6649 (decode_options): Allow -freorder-blocks-and-partition with
6650 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6651 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6652 * function.h (struct rtl_eh): Change call_site_record from
6653 scalar into array of 2 elements.
6655 2009-08-07 Martin Jambor <mjambor@suse.cz>
6657 * ipa-prop.c (count_formal_params_1): New function.
6658 (ipa_get_vector_of_formal_parms): New function.
6659 (get_vector_of_formal_parm_types): New function.
6660 (ipa_modify_formal_parameters): New function.
6661 (ipa_modify_call_arguments): New function.
6662 (index_in_adjustments_multiple_times_p): New function.
6663 (ipa_combine_adjustments): New function.
6664 (ipa_dump_param_adjustments): New function.
6665 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6666 (ipa_get_vector_of_formal_parms): Declare.
6667 (ipa_modify_formal_parameters): Declare.
6668 (ipa_modify_call_arguments): Declare.
6669 (ipa_combine_adjustments): Declare.
6670 (ipa_dump_param_adjustments): Declare.
6671 (build_ref_for_offset): Declare.
6672 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6673 * tree-sra.c: Include ipa-prop.c.
6674 (build_ref_for_offset): Make public.
6676 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6678 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6680 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6682 * gcc/doc/extend.texi (__builtin_extract_return_address)
6683 (__builtin_frob_return_address): Document.
6685 2009-08-06 Paul Brook <paul@codesourcery.com>
6687 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6688 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6689 implementation on ARMv6-M.
6691 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6693 * doc/extend.texi (pcs): Document new attribute for ARM.
6695 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6697 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6700 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6702 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6705 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6707 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6709 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6711 Merge ARM/hard_vfp_branch to trunk.
6713 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6715 * arm.c (libcall_eq): New function.
6716 (libcall_hash): New function.
6717 (add_libcall): New function.
6718 (arm_libcall_uses_aapcs_base): New function.
6719 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6720 libcalls using the base PCS.
6721 (arm_init_cumulative_args): Likewise.
6723 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6725 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6726 Use base ABI for conversion libfuncs between HFmode and SFmode.
6728 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6730 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6731 V4SImode as representatives of all 64-bit and 128-bit vector
6732 types. Allow vector types without vector modes.
6733 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6734 without vector modes like BLKmode.
6735 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6736 BLKmode. Avoid unsupported vector modes or TImode moves for
6738 (aapcs_vfp_allocate_return_reg): Likewise.
6739 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6740 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6742 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6744 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6745 (arm_get_pcs_model): Pass attribute arguments to
6746 arm_pcs_from_attribute.
6747 (arm_init_cumulative_args): Use base AAPCS for conversions from
6748 floating-point types to DImode.
6749 (arm_attribute_table): Add pcs attribute.
6750 (arm_handle_pcs_attribute): New.
6751 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6752 conversions from floating-point types to DImode, also declare them
6753 to use base AAPCS and declare functions they call to use base
6754 AAPCS and their RTABI names.
6756 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6758 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6759 -mfloat-abi=hard not being supported for VFP.
6761 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6763 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6764 SYMBOL_REF to hard_libcall_value.
6766 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6767 Richard Earnshaw <rearnsha@arm.com>
6769 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6770 has been put on the stack, all remaining co-processory arguments for
6771 that co-processor also go on the stack.
6773 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6775 * config/arm/arm.c (arm_return_in_memory): Handle returning
6776 vectors of suitable size in registers also for AAPCS case.
6778 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6780 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6782 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6784 ARM Hard-VFP calling convention
6785 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6786 * target.h (gcc_target): Add libcall_value to table of call hooks.
6787 * targhooks.h (default_libcall_value): Default implementation.
6788 * targhooks.c (default_libcall_value): Likewise.
6789 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6790 * optabs.c (expand_unop): Use it.
6791 * expr.h (hard_libcall_value): Pass the function RTX through.
6792 * calls.c (emit_library_call_value_1): Update call to
6794 * explow.c (hard_libcall_value): Use new target hook.
6795 * testsuite/lib/target-supports.exp
6796 (check_effective_target_arm_hard_vfp_ok): New hook.
6797 (check_effective_target_arm_neon_ok): Improve test for neon
6799 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6800 * config/arm/arm.c: Include cgraph.h
6801 (TARGET_FUNCTION_VALUE): Override default hook.
6802 (arm_pcs_default): New variable.
6803 (arm_override_options): Don't fault hard calling convention with VFP.
6804 Add support for AAPCS variants.
6805 (arm_function_value): Make static. Handle AAPCS variants.
6806 (arm_libcall_value): New function.
6807 (arm_apply_result_size): Handle VFP registers in results.
6808 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6810 (pcs_attribute_args): New variable.
6811 (arm_pcs_from_attribute): New function.
6812 (arm_get_pcs_model): New function.
6813 (aapcs_vfp_cum_init): New function.
6814 (aapcs_vfp_sub_candidate): New function.
6815 (aapcs_vfp_is_return_candidate): New function.
6816 (aapcs_vfp_is_call_candidate): New function.
6817 (aapcs_vfp_allocate): New function.
6818 (aapcs_vfp_allocate_return_reg): New function.
6819 (aapcs_vfp_advance): New function.
6820 (aapcs_cp_arg_layout): New variable.
6821 (aapcs_select_call_coproc): New function.
6822 (aapcs_select_return_coproc): New function.
6823 (aapcs_allocate_return_reg): New function.
6824 (aapcs_libcall_value): New function.
6825 (aapcs_layout_arg): New function.
6826 (arm_init_cumulative_args): Initialize AAPCS args data.
6827 (arm_function_arg): Handle AAPCS variants using new interface.
6828 (arm_arg_parital_bytes): Likewise.
6829 (arm_function_arg_advance): New function.
6830 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6831 calling conventions.
6832 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6833 * arm.h (NUM_VFP_ARG_REGS): Define.
6834 (LIBCALL_VALUE): Update.
6835 (FUNCTION_VALUE): Delete.
6836 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6837 (arm_pcs): New enum.
6838 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6839 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6840 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6841 * arm-protos.h (arm_function_arg_advance): Add.
6842 (aapcs_libcall_value): Add.
6843 (arm_function_value): Delete.
6845 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6846 H.J. Lu <hongjiu.lu@intel.com>
6849 * config/i386/i386.c (standard_sse_mode_p): Remove.
6850 (standard_sse_constant_p): Return 2 for integer mode
6851 vector_all_ones_operand when SSE2 is enabled.
6852 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6853 (ix86_expand_vector_move): Do not check for negative values from
6854 standard_sse_constant_p.
6856 2009-08-06 Richard Guenther <rguenther@suse.de>
6858 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6859 array type comparisons frontend independent.
6860 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6861 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6862 out array reference lower bound and element size operands.
6863 (ao_ref_init_from_vn_reference): Properly compute the offset
6864 for ARRAY_RANGE_REF.
6865 (vn_reference_fold_indirect): Fill out array reference lower
6866 bound and element size operands.
6867 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6868 a non gimple valued reference operand which can happen for
6869 array reference lower bound or element size.
6870 (create_component_ref_by_pieces_1): Properly generate the
6871 element size operand for array references.
6873 2009-08-06 Richard Guenther <rguenther@suse.de>
6875 PR tree-optimization/40964
6876 * tree.c (iterative_hash_host_wide_int): Export.
6877 * tree.h (iterative_hash_host_wide_int): Declare.
6878 * tree-ssa-structalias.c (heapvar_map): New struct.
6879 (heapvar_map_eq): New function.
6880 (heapvar_map_hash): Likewise.
6881 (heapvar_lookup): Adjust.
6882 (heapvar_insert): Likewise.
6883 (make_constraint_from_heapvar): Allow multiple heap variables
6884 per decl at different offsets.
6885 (init_alias_heapvars): Adjust.
6887 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6889 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6890 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6891 trailing sync if TARGET_SYNC_AFTER_SC.
6893 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6895 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6896 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6897 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6898 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6899 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6900 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6901 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6902 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6903 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6904 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6905 the prototype declaration match the definition.
6906 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6907 instructions explicitly. Add barrier_before and operands
6909 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6910 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6911 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6912 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6913 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6914 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6916 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6918 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6920 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6921 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6924 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6927 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6929 PR rtl-optimization/40924
6930 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6931 make sure canon_rtx (mem_address) isn't simpler than
6932 canon_rtx (expanded_mem_address).
6934 2009-08-05 Li Feng <nemokingdom@gmail.com>
6936 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6938 (build_scop_drs): Build alias set for each SCoP.
6940 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6942 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6943 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6944 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6945 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6946 (BASE_DRIVER_SELF_SPECS): Likewise.
6948 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6950 * tree-ssa-alias.c: Fix some comment typos.
6952 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6954 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6955 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6957 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6960 * simplify-rtx.c (simplify_binary_operation_1): Disable
6961 simplifications for decimal float operations.
6963 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6966 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6967 operand of INDIRECT_REF.
6969 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6971 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6972 constants referencing TLS symbols.
6974 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6976 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6977 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6979 2009-08-03 Richard Guenther <rguenther@suse.de>
6981 * tree.c (make_vector_type): Build a main variant first,
6982 get the canonical one and then build the variant.
6983 * tree-ssa.c (useless_type_conversion_p_1): Handle
6985 (useless_type_conversion_p): Conversions to pointers to
6986 incomplete record types are useless.
6988 2009-08-03 Richard Guenther <rguenther@suse.de>
6990 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6991 file will be created.
6992 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6993 * toplev.c (compile_file): Adjust comment.
6995 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6997 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6998 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6999 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7000 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7001 (sh_promote_function_mode): Fix typo.
7003 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
7005 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
7007 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7009 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
7010 declaration arguments.
7012 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
7014 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
7015 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
7016 (ix86_split_ashl): Ditto.
7017 (ix86_expand_vector_init_one_nonzero): Ditto.
7018 (ix86_expand_vector_set): Ditto.
7019 (ix86_expand_reduc_v4sf): Ditto.
7021 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7023 * explow.c (promote_function_mode): Remove assert.
7024 * config/sh/sh.c (sh_promote_function_mode): Declare.
7026 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7028 * config/pa/pa.c (pa_promote_function_mode): Declare.
7029 Change to static. Fix promote_mode call.
7031 * gthr-dce.h (CONST_CAST2): Define if not defined.
7032 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7034 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7036 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7038 * expr.c (store_constructor): Use promote_decl_mode. Remove
7039 now write-only variable unsignedp.
7040 (expand_expr_real_1): Use promote_decl_mode.
7041 * expr.h (promote_function_mode, promote_decl_mode): New.
7042 (promote_mode): Remove last argument.
7043 * function.c (assign_temp): Drop last argument of promote_mode.
7044 (assign_parm_find_data_types): Use promote_function_mode.
7045 (assign_parm_setup_reg): Likewise.
7046 (expand_function_end): Use promote_function_mode.
7047 * calls.c (initialize_argument_information): Use promote_function_mode.
7048 (precompute_arguments): Use promote_mode instead of checking if
7049 only PROMOTE_FUNCTION_MODE is defined.
7050 (expand_call): When making sibcall decisions, use promote_function_mode.
7051 Below, remove an if for targetm.calls.promote_function_return and
7052 and use promote_function_mode.
7053 (emit_library_call_value_1): Use promote_function_mode, fix bug
7054 where promote_mode was passed FOR_CALL == 0 for a return value in an
7056 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7057 * explow.c (promote_function_mode, promote_decl_mode): New.
7058 (promote_mode): Keep only the FOR_CALL == 0 case.
7059 * combine.c (setup_incoming_promotion): Remove test of
7060 promote_function_args. Use promote_function_mode.
7061 * stmt.c (expand_value_return): Use promote_decl_mode.
7062 (expand_decl): Use promote_decl_mode.
7064 * expr.c (store_constructor): Use promote_decl_mode. Remove
7065 now write-only variable unsignedp.
7066 (expand_expr_real_1): Use promote_decl_mode.
7067 * expr.h (promote_function_mode, promote_decl_mode): New.
7068 (promote_mode): Remove last argument.
7069 * function.c (assign_temp): Drop last argument of promote_mode.
7070 (assign_parm_find_data_types): Use promote_function_mode.
7071 (assign_parm_setup_reg): Likewise.
7072 (expand_function_end): Use promote_function_mode.
7073 * calls.c (initialize_argument_information): Use promote_function_mode.
7074 (precompute_arguments): Use promote_mode instead of checking if
7075 only PROMOTE_FUNCTION_MODE is defined.
7076 (expand_call): When making sibcall decisions, use promote_function_mode.
7077 Below, remove an if for targetm.calls.promote_function_return and
7078 and use promote_function_mode.
7079 (emit_library_call_value_1): Use promote_function_mode, fix bug
7080 where promote_mode was passed FOR_CALL == 0 for a return value in an
7082 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7083 * explow.c (promote_function_mode, promote_decl_mode): New.
7084 (promote_mode): Keep only the FOR_CALL == 0 case.
7085 * combine.c (setup_incoming_promotion): Remove test of
7086 promote_function_args. Use promote_function_mode.
7087 * stmt.c (expand_value_return): Use promote_decl_mode.
7088 (expand_decl): Use promote_decl_mode.
7090 * explow.c (promote_function_mode): Just call the target hook.
7091 * targhooks.c (default_promote_function_mode,
7092 default_promote_function_mode_always_promote): New.
7093 * targhooks.h (default_promote_function_mode,
7094 default_promote_function_mode_always_promote): Declare.
7095 * target.h (promote_function_args, promote_function_return): Remove.
7096 (promote_function_mode): New.
7097 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7098 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7099 (TARGET_PROMOTE_FUNCTION_MODE): New.
7100 (TARGET_CALLS): Adjust.
7101 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7102 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7104 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7105 * config/s390/s390.c (s390_promote_function_mode): ... here,
7106 with pointer handling.
7107 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7108 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7110 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7111 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7112 with pointer handling.
7113 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7114 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7116 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7117 * config/sh/sh.c (sh_promote_function_mode): New.
7118 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7119 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7121 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7122 * config/cris/cris.c (cris_promote_function_mode): ... here.
7123 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7124 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7126 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7127 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7128 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7129 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7131 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7132 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7133 complex type handling.
7134 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7135 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7137 * config/pa/pa.c (pa_promote_function_mode): New.
7138 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7139 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7141 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7142 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7143 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7144 * config/xtensa/xtensa.c: Likewise.
7145 * config/stormy16/stormy16.c: Likewise.
7146 * config/iq2000/iq2000.c: Likewise.
7147 * config/rs6000/rs6000.c: Likewise.
7148 * config/picochip/picochip.c: Likewise.
7149 * config/arc/arc.c: Likewise.
7150 * config/mcore/mcore.c: Likewise.
7151 * config/score/score.c: Likewise.
7152 * config/mips/mips.c: Likewise.
7153 * config/bfin/bfin.c: Likewise.
7154 * config/ia64/ia64.c: Likewise (disabled though).
7156 * config/frv/frv.h: Remove pointless remark.
7158 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7159 TARGET_PROMOTE_FUNCTION_ARGS,
7160 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7161 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7163 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7165 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
7166 -floop-parallelize-all.
7167 * toplev.c (process_options): Rename flag_graphite_force_parallel to
7168 flag_loop_parallelize_all.
7169 * tree-ssa-loop.c (gate_graphite_transforms): Same.
7170 * graphite.c (graphite_transform_loops): Same.
7172 * graphite-poly.c (apply_poly_transforms): Same.
7174 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
7176 PR tree-optimization/40914
7177 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
7178 if set, then check the delta field of the PMF record.
7179 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7180 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
7181 call is stored in the delta.
7183 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
7185 * config/mips/mips.md (*clear_upper32_dext): New pattern.
7187 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
7189 * config/i386/bsd.h (ASM_BYTE): New define.
7190 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7191 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7192 .byte. Use fputs or putc instead of fprintf where appropriate.
7193 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7194 fputs or putc instead of fprintf where appropriate.
7195 * config/i386/i386elf.h: Ditto.
7196 * config/i386/sysv4.h: Ditto.
7198 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7199 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7200 (*tls_global_dynamic_64): Ditto.
7202 2009-07-31 Christian Bruel <christian.bruel@st.com>
7204 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7206 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7208 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
7209 Remove dead code for MINUS.
7211 2009-07-31 Anthony Green <green@moxielogic.com>
7213 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
7215 (moxie_expand_epilogue): Ditto for epilogue.
7216 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
7218 (moxie_function_arg): Ditto.
7219 (moxie_pass_by_reference): Ditto.
7220 (moxie_arg_partial_bytes): Ditto.
7221 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7222 (FUNCTION_ARG_ADVANCE) Ditto.
7223 (REG_PARM_STACK_SPACE) Ditto.
7224 (FUNCTION_ARG_REGNO_P) Dito.
7226 * config.gcc: Add moxie linux config support.
7227 * gcc/config/moxie/uclinux.h: New file.
7229 2009-07-31 DJ Delorie <dj@redhat.com>
7231 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7232 (UNSPECV_SP_SWITCH_E): New.
7233 (sp_switch_1): Change to an unspec.
7234 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7236 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7237 reference the new stack's address
7239 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7241 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7242 graphite-clast-to-gimple.o, graphite-dependences.o,
7243 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7244 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7245 (graphite-blocking.o,
7246 graphite-clast-to-gimple.o, graphite-dependences.o,
7247 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7248 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7249 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7250 * cfgloop.h (struct loop): Add can_be_parallel field.
7251 * common.opt (fgraphite-identity): Moved up.
7252 (fgraphite-force-parallel): New flag.
7253 * graphite.c: Rewrite.
7254 * graphite.h: Rewrite.
7255 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7257 * toplev.c (graphite_out_file): New file descriptor.
7258 (graphite_in_file): New.
7259 (process_options): flag_graphite_force_parallel cannot be used without
7261 * tree-ssa-loop.c: Include toplev.h.
7262 (gate_graphite_transforms): Enable flag_graphite for
7263 flag_graphite_force_parallel.
7265 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7267 * ChangeLog.graphite: New.
7268 * graphite-blocking.c: New.
7269 * graphite-clast-to-gimple.c: New.
7270 * graphite-clast-to-gimple.h: New.
7271 * graphite-dependences.c: New.
7272 * graphite-dependences.h: New.
7273 * graphite-interchange.c: New.
7274 * graphite-poly.c: New.
7275 * graphite-poly.h: New.
7276 * graphite-ppl.c: New.
7277 * graphite-ppl.h: New.
7278 * graphite-scop-detection.c: New.
7279 * graphite-scop-detection.h: New.
7280 * graphite-sese-to-poly.c: New.
7281 * graphite-sese-to-poly.h: New.
7285 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7287 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7288 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7290 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7292 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7293 (scev_is_linear_expression): Return false if the evolution is not
7294 affine multivariate.
7296 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7298 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7299 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7301 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7303 * tree-data-ref.c (debug_data_references): New.
7304 (debug_data_reference): New.
7305 * tree-data-ref.h (debug_data_references): Declared.
7306 (debug_data_reference): Declared.
7308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7310 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7311 * tree-data-ref.h (scop_p): Removed.
7312 (struct data_reference): Remove field scop.
7314 (stmt_simple_memref_p): Removed.
7316 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7318 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7319 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7322 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7324 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7326 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7328 * doc/invoke.texi (-fgraphite-identity): Documented.
7330 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7332 * tree-scalar-evolution.c: Fix comment.
7333 (instantiate_scev_1): Return unknow from scev instantiation if the
7334 result is not above instantiate_below.
7336 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7338 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7339 static anymore. Instantiate the symbols that may have been introduced
7341 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7344 2009-07-30 DJ Delorie <dj@redhat.com>
7346 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7347 .vliw directive to VLIW sections.
7349 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7351 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7353 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7354 (AUTOHEADER): New variable.
7355 ($(srcdir)/cstamp-h.in): Use it.
7357 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7358 Pat Haugen <pthaugen@us.ibm.com>
7359 Revital Eres <ERES@il.ibm.com>
7361 * config/rs6000/vector.md (VEC_F): Add VSX support.
7365 (vector_load_<mode>): Ditto.
7366 (vector_store_<mode>): Ditto.
7367 (vector GPR move split): Ditto.
7368 (vec_reload_and_plus_<mptrsize>): Ditto.
7369 (vec_reload_and_reg_<mptrsize>): Ditto.
7370 (add<mode>3): Ditto.
7371 (sub<mode>3): Ditto.
7372 (mul<mode>3): Ditto.
7373 (neg<mode>2): Ditto.
7374 (abs<mode>2): Ditto.
7375 (smin<mode>3): Ditto.
7376 (smax<mode>3): Ditto.
7377 (vector_eq<mode>): Ditto.
7378 (vector_gt<mode>): Ditto.
7379 (vector_ge<mode>): Ditto.
7380 (vector_gtu<mode>): Ditto.
7381 (vector_select_<mode>_uns): Ditto.
7382 (vector_eq_<mode>_p): Ditto.
7383 (vector_gt_<mode>_p): Ditto.
7384 (vector_ge_<mode>_p): Ditto.
7385 (vector_gtu_<mode>_p): Ditto.
7386 (cr6_test_for_zero): Ditto.
7387 (cr6_test_for_zero_reverse): Ditto.
7388 (cr6_test_for_lt): Ditto.
7389 (cr6_test_for_lt_reverse): Ditto.
7390 (xor<mode>3): Ditto.
7391 (ior<mode>3): Ditto.
7392 (and<mode>3): Ditto.
7393 (one_cmpl<mode>2): Ditto.
7394 (nor<mode>2): Ditto.
7395 (andc<mode>2): Ditto.
7396 (float<VEC_int<mode>2): Ditto.
7397 (unsigned_float<VEC_int><mode>2): Ditto.
7398 (fix_trunc<mode><VEC_int>2): Ditto.
7399 (fixuns_trunc<mode><VEC_int>2): Ditto.
7401 (vec_set<mode>): Ditto.
7402 (vec_extract<mode>): Ditto.
7403 (vec_interleave_highv4sf): Ditto.
7404 (vec_interleave_lowv4sf): Ditto.
7405 (vec_realign_load_<mode>): Ditto.
7406 (vec_shl_<mode>): Ditto.
7407 (vec_shr_<mode>): Ditto.
7408 (div<mode>3): New patterns for VSX.
7409 (vec_interleave_highv2df): Ditto.
7410 (vec_interleave_lowv2df): Ditto.
7411 (vec_pack_trunc_v2df): Ditto.
7412 (vec_pack_sfix_trunc_v2df): Ditto.
7413 (vec_pack_ufix_trunc_v2df): Ditto.
7414 (vec_unpacks_hi_v4sf): Ditto.
7415 (vec_unpacks_lo_v4sf): Ditto.
7416 (vec_unpacks_float_hi_v4si): Ditto.
7417 (vec_unpacks_float_lo_v4si): Ditto.
7418 (vec_unpacku_float_hi_v4si): Ditto.
7419 (vec_unpacku_float_lo_v4si): Ditto.
7420 (movmisalign<mode>): Ditto.
7421 (vector_ceil<mode>2): New patterns for vectorizing math library.
7422 (vector_floor<mode>2): Ditto.
7423 (vector_btrunc<mode>2): Ditto.
7424 (vector_copysign<mode>3): Ditto.
7426 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7427 predicate for setting the high bit in each word, used for copysign.
7429 * config/rs6000/ppc-asm.h (f19): Whitespace.
7430 (f32-f63): Define if VSX.
7431 (v0-v31): Define if Altivec.
7432 (vs0-vs63): Define if VSX.
7434 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7436 * config/rs6000/power7.md: New file, provide tuning parameters for
7439 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7440 (rs6000_cpu_cpp_builtins): Ditto.
7441 (altivec_overloaded_builtins): Ditto.
7442 (altivec_resolve_overloaded_builtin): Ditto.
7444 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7445 debug switch to disable vectorizing simple math builtin
7448 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7449 Vectorize simple math builtin functions.
7450 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7451 hook to vectorize math builtins.
7452 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7453 (rs6000_builtin_conversion): Add VSX/power7 support.
7454 (rs6000_builtin_vec_perm): Ditto.
7455 (vsplits_constant): Add support for loading up a vector constant
7456 with just the high bit set in each part.
7457 (rs6000_expand_vector_init): Add VSX/power7 support.
7458 (rs6000_expand_vector_set): Ditto.
7459 (rs6000_expand_vector_extract): Ditto.
7460 (rs6000_emit_move): Ditto.
7461 (bdesc_3arg): Ditto.
7462 (bdesc_2arg): Ditto.
7463 (bdesc_1arg): Ditto.
7464 (rs6000_expand_ternop_builtin): Ditto.
7465 (altivec_expand_builtin): Ditto.
7466 (rs6000_expand_unop_builtin): Ditto.
7467 (rs6000_init_builtins): Ditto.
7468 (altivec_init_builtins): Ditto.
7469 (builtin_function_type): Ditto.
7470 (rs6000_common_init_builtins): Ditto.
7471 (rs6000_handle_altivec_attribute); Ditto.
7472 (rs6000_mangle_type): Ditto.
7473 (rs6000_vector_mode_supported_p): Ditto.
7474 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7477 * config/rs6000/vsx.md: New file for VSX support.
7479 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7480 identifing values with just the most significant bit set.
7481 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7482 vectorized builtins.
7484 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7485 (UNSPEC_VRFIM): Delete.
7486 (splitter for loading up vector with most significant bit): New
7487 splitter for vectorizing copysign.
7488 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7489 vectorizing simple math functions.
7490 (altivec_vrfip): Add support for vectorizing simple math functions.
7491 (altivec_vrfim): Ditto.
7492 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7494 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7495 (power7.md, vsx.md): Include for power7 support.
7496 (copysigndf3): Use VSX instructions if -mvsx.
7497 (negdf2_fpr): Ditto.
7498 (absdf2_fpr): Ditto.
7499 (nabsdf2_fpr): Ditto.
7500 (adddf3_fpr): Ditto.
7501 (subdf3_fpr): Ditto.
7502 (muldf3_fpr): Ditto.
7503 (divdf3_fpr): Ditto.
7504 (fix_truncdfdi2_fpr): Ditto.
7505 (cmpdf_internal1): Ditto.
7506 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7507 (btruncdf2, btruncdf2_fpr): Ditto.
7508 (ceildf2, ceildf2_fpr): Ditto.
7509 (floordf2, floordf2_fpr): Ditto.
7510 (floatdidf2, floatdidf2_fpr): Ditto.
7511 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7512 (fmsubdf4_fpr): Ditto.
7513 (fnmadddf4_fpr_1): Ditto.
7514 (fnmadddf4_fpr_2): Ditto.
7515 (fnmsubdf4_fpr_1): Ditto.
7516 (fnmsubdf4_fpr_2): Ditto.
7517 (fixuns_truncdfdi2): Add expander for VSX support.
7518 (fix_truncdfdi2): Ditto.
7519 (fix_truncdfsi2): Ditto.
7521 (btruncsf2): Whitespace.
7522 (movdf_hardfloat32): Add support for VSX registers.
7523 (movdf_softfloat32): Ditto.
7524 (movdf_hardfloat64): Ditto.
7525 (movdf_hardfloat64_mfpgpr): Ditto.
7526 (movdf_softfloat64): Ditto.
7527 (movti splitters): Add check for vector registers supporting
7528 TImode in the future.
7529 (bpermd): Add power7 bpermd instruction.
7531 * config/rs6000/altivec.h (vec_div): Define if VSX.
7535 (vec_nearbyint): Ditto.
7538 (all predicates): Use the generic builtin function, and not the V4SF
7539 specific function so that the predicates will work with VSX's V2DF.
7543 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7544 Document new VSX functions and types.
7546 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7549 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7550 "wa", and "j" constraints. Modify "v" to talk about Altivec
7551 instead of just vector.
7553 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7556 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7557 location for phi arguments.
7558 (rewrite_update_phi_arguments): Find locations for reaching defs.
7559 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7560 Add location to add_phi_arg calls.
7561 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7562 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7563 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7564 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7565 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7566 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7567 * tree-phinodes.c (make_phi_node): Initialize location.
7568 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7569 (add_phi_arg): Add location parameter.
7570 (remove_phi_arg_num): Move location when moving phi argument.
7571 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7573 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7574 slpeel_update_phi_nodes_for_guard1,
7575 slpeel_update_phi_nodes_for_guard2,
7576 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7577 vect_loop_versioning): Set locations.
7578 * tree-parloops.c (create_phi_for_local_result,
7579 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7580 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7581 * tree-vect-loop.c (get_initial_def_for_induction,
7582 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7584 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7585 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7586 (gimple_phi_arg_set_location): New. Set locus.
7587 (gimple_phi_arg_has_location): New. Check for locus.
7588 (redirect_edge_var_map_location): New. Return locus from var_map.
7589 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7590 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7591 combining PHI arguments.
7592 (cond_store_replacement): Set location.
7593 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7594 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7595 scop_add_exit_phis_edge): Add locations.
7596 * tree-cfgcleanup.c (remove_forwarder_block,
7597 remove_forwarder_block_with_phi): Add locations.
7598 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7599 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7601 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7602 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7603 flush_pending_stmts): Add source location.
7604 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7605 stack to preserve locations.
7606 * tree-vect-stmts.c (vectorizable_load): Add location.
7607 * tree-inline.c (copy_phis_for_bb): Copy locus.
7608 (setup_one_parameter): Add call locus to inlined parameter stmts.
7609 (initialize_inlined_parameters): Pass in call location as parameter
7611 (tree_function_versioning): Pass location to setup_one_parameter.
7612 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7613 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7614 copy and edge lists.
7615 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7616 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7617 locus parameter and override the stmt default if provided.
7618 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7619 elim_graph_add_edge, elim_graph_remove_succ_edge,
7620 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7621 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7622 eliminate_phi): Add locus info in elimination graph for each edge and
7624 (insert_backedge_copies): Copy locus if present.
7625 * tree-flow.h (struct _edge_var_map): Add locus field.
7626 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7627 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7628 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7630 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7632 2009-07-30 Martin Jambor <mjambor@suse.cz>
7634 PR tree-optimization/40570
7635 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7638 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7640 * ssa-loop-manip.c: Include langhooks.h.
7641 (rewrite_phi_with_iv): New.
7642 (rewrite_all_phi_nodes_with_iv): New.
7643 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7644 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7645 * tree-parloops.c (loop_parallel_p): Move out all conditions
7646 except dependency check.
7647 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7648 (gen_parallel_loop): Call canonicalize_loop_ivs without
7649 reduction_list argument.
7650 (build_new_reduction): New.
7651 (gather_scalar_reductions): New.
7652 (try_get_loop_niter): New.
7653 (try_create_reduction_list): New.
7654 (parallleize_loops): Change the parallel conditions check.
7655 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7656 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7658 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7660 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7662 * doc/options.texi (Option properties): Mention new quoting syntax.
7664 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7666 * config/alpha/alpha.c (alpha_start_function):
7667 Handle VMS_DEBUG_MAIN_POINTER
7668 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7669 * doc/invoke.texi: Document -mdebug-main switch.
7671 2009-07-29 Richard Henderson <rth@redhat.com>
7673 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7674 (cgraph_create_edge_including_clones): Likewise.
7675 * tree-inline.c (copy_bb): Operate on the correct edges
7676 when updating the callgraph.
7678 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7680 * config/alpha/vms-cc.c: Deleted.
7681 * config/alpha/vms-ld.c: Deleted.
7682 * config/alpha/t-vms64: Moved to config/vms
7683 * config/alpha/vms-crt0-64.c: Moved to config/vms
7684 * config/alpha/vms-crt0.c: Moved to config/vms
7685 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7686 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7687 * config/alpha/xm-vms.h: Moved to config/vms
7688 * config/alpha/x-vms: Moved to config/vms
7689 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7691 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7692 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7694 * config/vms/t-vms64: Moved here from config/alpha
7695 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7696 (argc,argv,envp): Enforce 32bit malloc'ing.
7697 * config/vms/vms-psxcrt0-64.c: Likewise.
7698 * config/vms/vms-crt0.c: Moved here from config/alpha.
7699 * config/vms/vms-psxcrt0.c: Likewise.
7700 * config/vms/vms-crtl-64.h: New file.
7701 * config/vms/vms-crtl.h: New file.
7702 * config/vms/vms.opt: New file.
7703 * config/vms/xm-vms64.h: New file.
7704 * config/vms/xm-vms.h: Moved here from config/alpha.
7705 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7707 * config/vms/x-vms: Moved here from config/alpha.
7708 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7709 (vms-ld.o, vms-cc.o): Removed.
7710 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7712 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7714 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7715 correct stack (obvious VMS fix).
7717 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7719 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7720 date, version info if VMS_DEBUGGING_INFO defined.
7721 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7722 size, date calculating code moved here.
7724 2009-07-29 Paul Brook <paul@codesourcery.com>
7726 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7729 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7732 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7733 to DImode when generating insq_le insn.
7735 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7737 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7738 New macro set for VMS_DEBUGGGING_INFO.
7739 (AT_string_form): Use it.
7741 2009-07-28 DJ Delorie <dj@redhat.com>
7743 * config/mep/mep.c (vtext_section): New.
7744 (vftext_section): New.
7745 (ftext_section): New.
7746 (mep_select_section): Add support for functions.
7747 (mep_unique_section): Likewise.
7748 (mep_asm_init_sections): Likewise.
7749 (mep_encode_section_info): Remove it from here.
7751 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7753 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7755 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7756 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7758 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7760 * dwarf2out.c (output_file_names): Test new macro
7761 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7762 (add_comp_dir_attribute): Likewise.
7764 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7766 * config/i386/mingw-w64.h (LINK_SPEC): Add
7767 separating space between commands.
7769 2009-07-28 Jan Hubicka <jh@suse.cz>
7771 PR tree-optimization/40759
7772 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7775 2009-07-27 DJ Delorie <dj@redhat.com>
7777 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7778 types are dword-aligned.
7779 (mep_expand_va_start): Likewise.
7781 2009-07-27 Olivier Hainque <hainque@adacore.com>
7782 Douglas B Rupp <rupp@gnat.com>
7784 * convert.c (convert_to_pointer): Don't assume the target
7785 pointer type is POINTER_SIZE long. Fetch its precision instead.
7787 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7789 * system.h (fopen): Undefine if macro.
7791 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7793 * dwarf2out.c (output_cfi_p): Removed.
7794 (output_cfis): New function.
7795 (output_fde): New function, split from output_call_frame_info.
7796 (output_call_frame_info): Use it.
7797 (dwarf2out_switch_text_section): Use output_cfis.
7799 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7801 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7802 TARGET_BI_ARCH is specified without enabling SJLJ.
7803 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7804 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7806 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7808 * arm.md (negdi2): Use DImode if forcing a value into a register.
7810 2009-07-26 Ira Rosen <irar@il.ibm.com>
7812 PR tree-optimization/40801
7813 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7814 of vector operand from the previous copy of vector statement.
7815 Pass the correct definition type value to
7816 vect_get_vec_def_for_stmt_copy().
7818 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7820 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7821 const char ** conversion.
7823 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7825 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7826 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7827 (gcc_unreachable): Invoke __builtin_unreachable() if
7828 !ENABLE_ASSERT_CHECKING.
7830 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7832 PR rtl-optimization/40445
7833 * emit-rtl.c (next_nonnote_insn_bb): New function.
7834 * rtl.h (next_nonnote_insn_bb): Declare new function.
7835 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7836 with no successors that is the successor of the ENTRY_BLOCK.
7837 Continue from the top after removing an empty fallthrough block.
7838 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7839 of next_nonnote_insn.
7841 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7843 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7845 2009-07-25 Martin Jambor <mjambor@suse.cz>
7847 * c-common.c (c_common_attribute_table): New element for noclone.
7848 (handle_noclone_attribute): New function. Forward-declare.
7849 * tree-inline.c (tree_versionable_function_p): Check for noclone
7851 * doc/extend.texi (Labels as Values): Document need for noclone.
7852 (Function Attributes): Document noclone attribute.
7854 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7856 PR rtl-optimization/34999
7857 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7858 and dw_fde_switched_cold_to_hot fields.
7859 (output_cfi_p): New function.
7860 (output_call_frame_info): If fde->dw_fde_switched_sections,
7861 output 2 FDEs instead of one with corrupted header.
7862 (dwarf2out_do_cfi_startproc): New function.
7863 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7864 and fde->dw_fde_switched_cold_to_hot.
7865 (dwarf2out_switch_text_section): Compute
7866 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7867 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7868 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7869 Otherwise, compute fde->dw_fde_switch_cfi.
7871 2009-07-24 Cary Coutant <ccoutant@google.com>
7873 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7875 2009-07-24 Cary Coutant <ccoutant@google.com>
7877 * cfghooks.c (split_block): Copy discriminator to new block.
7878 * tree-cfg.c (assign_discriminator): Check location of last
7879 instruction in block as well as first.
7881 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7883 * config/i386/linux.c: Use fputs or putc instead of fprintf
7885 * config/i386/gas.h: Ditto.
7886 * config/i386/x86-64.h: Ditto.
7887 * config/i386/att.h: Ditto.
7889 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7891 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7894 2009-07-24 Martin Jambor <mjambor@suse.cz>
7896 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7897 (ipa_push_func_to_list_1): Declare.
7898 (ipa_push_func_to_list): New function.
7900 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7901 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7902 (ipa_push_func_to_list): Removed.
7903 (ipa_pop_func_from_list): Clear node_enqueued flag.
7905 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7907 * config/s390/s390.c (override_options): Default
7908 max-unrolled-insns to 100 for z10 tuning.
7910 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7912 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7913 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7914 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7915 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7916 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7917 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7918 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7920 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7922 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7923 use default set in mingw32.h header.
7924 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7925 64-bit /mingw/include path.
7926 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7929 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7931 PR rtl-optimization/40209
7932 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7934 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7936 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7937 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7938 with the rest of string where appropriate. Use fputs or putc
7939 instead of fprintf where appropriate.
7941 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7942 Pat Haugen <pthaugen@us.ibm.com>
7943 Revital Eres <ERES@il.ibm.com>
7945 * config/rs6000/vector.md: New file. Move most of the vector
7946 expander support here from altivec.md to allow for the VSX vector
7947 unit in the future. Add support for secondary_reload patterns.
7948 Rewrite the patterns for vector comparison, and vector comparison
7949 predicate instructions so that the RTL expresses the desired
7950 behavior, instead of using unspec.
7952 * config/rs6000/constraints.md ("f" constraint): Use
7953 rs6000_constraints to hold the precalculated register class.
7954 ("d" constraint): Ditto.
7955 ("wd" constraint): New constraint for VSX.
7956 ("wf" constraint): Ditto.
7957 ("ws" constraint): Ditto.
7958 ("wa" constraint): Ditto.
7959 ("wZ" constraint): Ditto.
7960 ("j" constraint): Ditto.
7962 * config/rs6000/predicates.md (vsx_register_operand): New
7964 (vfloat_operand): New predicate for vector.md.
7965 (vint_operand): Ditto.
7966 (vlogical_operand): Ditto.
7967 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7968 (easy_vector_constant): Add VSX support.
7969 (altivec_indexed_or_indirect_operand): New predicate for
7970 recognizing Altivec style memory references with AND -16.
7972 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7973 for vector secondary reload support.
7974 (rs6000_vector_reg_class): Delete, replacing it with
7976 (rs6000_vsx_reg_class): Ditto.
7977 (rs6000_constraints): New array to hold the register classes of
7978 each of the register constraints that can vary at runtime.
7979 (builtin_mode_to_type): New static array for builtin function type
7981 (builtin_hash_table): New static hash table for builtin function
7983 (TARGET_SECONDARY_RELOAD): Define target hook.
7984 (TARGET_IRA_COVER_CLASSES): Ditto.
7985 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7986 registers are 128 bits if VSX memory reference instructions are used.
7987 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7989 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7990 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7991 Print several of the scheduling related parameters.
7992 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7993 rs6000_constraints instead of rs6000_vector_reg_class. Move
7994 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7995 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7996 Altivec. Add VSX support. Setup for secondary reload support on
7997 Altivec/VSX registers.
7998 (rs6000_override_options): Make power7 set the scheduling groups
7999 like the power5. Add support for new debug switches to override
8000 the scheduling defaults. Temporarily disable -mcpu=power7 from
8001 setting -mvsx. Add support for debug switches -malways-hint,
8002 -msched-groups, and -malign-branch-targets.
8003 (rs6000_buitlin_conversion): Add support for returning unsigned
8004 vector conversion functions to fix regressions due to stricter
8006 (rs6000_builtin_mul_widen_even): Ditto.
8007 (rs6000_builtin_mul_widen_odd): Ditto.
8008 (rs6000_builtin_vec_perm): Ditto.
8009 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
8010 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
8012 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
8014 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
8015 VSX types for bit operations. Changes to accomidate vector.md.
8016 (bdesc_2arg): Ditto.
8017 (bdesc_1arg): Ditto.
8018 (struct builtin_description_predicates): Rewrite predicate
8019 handling so that RTL describes the operation, instead of passing
8020 the instruction to be used as a string argument.
8021 (bdesc_altivec_preds): Ditto.
8022 (altivec_expand_predicate_builtin): Ditto.
8023 (altivec_expand_builtin): Ditto.
8024 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8025 statement for vsldoi support.
8026 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8027 (altivec_expand_st_builtin): Ditto.
8028 (paired_expand_builtin): Whitespace changes.
8029 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8030 builtin_mode_to_type table for secondary reload. Call
8031 builtin_function_type to build random builtin functions.
8032 (altivec_init_builtins): Change to use builtin_function_type to
8033 create builtin function types dynamically as we need them.
8034 (builtin_hash_function): New support for hashing the tree types
8035 for builtin function as we need it, rather than trying to build
8036 all of the trees that we need. Add initial preliminary VSX support.
8037 (builtin_function_type): Ditto.
8038 (builtin_function_eq): Ditto.
8039 (builtin_hash_struct): Ditto.
8040 (rs6000_init_builtins): Ditto.
8041 (rs6000_common_init_builtins): Ditto.
8042 (altivec_init_builtins): Ditto.
8043 (rs6000_common_init_builtins): Ditto.
8044 (enum reload_reg_type): New enum for simplifing reg classes.
8045 (rs6000_reload_register_type): Simplify register classes into GPR,
8046 Vector, and other registers. Altivec and VSX addresses in reload.
8047 (rs6000_secondary_reload_inner): Ditto.
8048 (rs6000_ira_cover_classes): New target hook, that returns the
8049 appropriate cover classes, based on -mvsx being used or not.
8050 (rs6000_secondary_reload_class): Add VSX support.
8051 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8052 (get_vsel_insn): Ditto.
8053 (rs6000_emit_vector_compare): Rewrite vector conditional support
8054 so that where we can, we use RTL operators, instead of blindly use
8056 (rs6000_emit_vector_select): Ditto.
8057 (rs6000_emit_vector_cond_expr): Ditto.
8058 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8059 (create_TOC_reference): Add -mdebug=addr support.
8060 (emit_frame_save): VSX loads/stores need register indexed addressing.
8062 * config/rs6000/rs6000.md: Include vector.md.
8064 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8066 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8067 support for V2DI, V2DF in logical, permute, select operations.
8069 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8070 switch for vsx/power7.
8071 (-mvsx-scalar-memory): Ditto.
8072 (-mvsx-align-128): Ditto.
8073 (-mallow-movmisalign): Ditto.
8074 (-mallow-df-permute): Ditto.
8075 (-msched-groups): Ditto.
8076 (-malways-hint): Ditto.
8077 (-malign-branch-targets): Ditto.
8079 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8081 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8082 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8083 (rs6000_vector_reg_class): Delete.
8084 (rs6000_vsx_reg_class): Ditto.
8085 (enum rs6000_reg_class_enum): New enum for the constraints that
8086 vary based on target switches.
8087 (rs6000_constraints): New array to hold the register class for all
8088 of the register constraints that vary based on the switches used.
8089 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8090 (enum rs6000_builtins): Add unsigned varients for the builtin
8091 declarations returned by target hooks for expanding multiplies,
8092 select, and permute operations. Add VSX builtins.
8093 (enum rs6000_builtin_type_index): Add entries for VSX.
8094 (V2DI_type_node): Ditto.
8095 (V2DF_type_node): Ditto.
8096 (unsigned_V2DI_type_node): Ditto.
8097 (bool_long_type_node): Ditto.
8098 (intDI_type_internal_node): Ditto.
8099 (uintDI_type_internal_node): Ditto.
8100 (double_type_internal_node): Ditto.
8102 * config/rs6000/altivec.md (whole file): Move all expanders to
8103 vector.md from altivec.md. Rename insn matching functions to be
8105 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8106 (altivec_vcmp*): Ditto.
8107 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8108 (VM): New iterator for moves that includes the VSX types.
8109 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8110 (altivec_vperm_<mode>_uns): New, for unsigned types.
8111 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8112 (altivec_eq<mode>): Ditto.
8113 (altivec_gt<mode>): Ditto.
8114 (altivec_gtu<mode>): Ditto.
8115 (altivec_eqv4sf): Ditto.
8116 (altivec_gev4sf): Ditto.
8117 (altivec_gtv4sf): Ditto.
8118 (altivec_vcmpbfp_p): Ditto.
8120 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8122 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8125 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8128 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8129 ASM_SHORT instead of .word.
8130 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8131 instead of .word in asm template.
8133 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8136 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8137 (process_bb_node_lives): Use it.
8139 * ira.c (setup_cover_and_important_classes): Don't setup
8140 ira_important_class_nums. Add cover classes to the end of
8142 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8144 (find_reg_class_closure): Use reorder_important_classes.
8146 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8148 * config/i386/i386.c (i386_ira_cover_classes): New function.
8149 (TARGET_IRA_COVER_CLASSES): Redefine.
8151 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8152 importance of order of cover classes in the array.
8154 2009-07-22 Diego Novillo <dnovillo@google.com>
8156 * tree-pass.h (TDF_EH): Define.
8157 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8158 contains TDF_EH, print the EH region number holding GS.
8159 * tree-dump.c (dump_options): Add "eh".
8160 * doc/invoke.texi: Document it.
8162 2009-07-22 Doug Kwan <dougkwan@google.com>
8164 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
8166 2009-07-22 Michael Matz <matz@suse.de>
8168 PR tree-optimization/35229
8169 PR tree-optimization/39300
8171 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
8172 (inhibit_phi_insertion): New function.
8173 (insert_into_preds_of_block): Call it for REFERENCEs.
8174 (init_pre): Initialize and finalize scalar evolutions.
8175 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
8177 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
8179 * config/i386/predicates.md (zero_extended_scalar_load_operand):
8180 Use CONST_VECTOR_NUNITS to determine number of elements.
8182 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8184 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
8185 (U, W): Constraints are now deprecated and will be removed if we
8187 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
8189 ("prefetch"): Add the stcmh instruction for prefetching.
8190 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8192 (s390_short_displacement): Return always true if compiling for
8193 machines not providing the long displacement facility.
8194 (s390_mem_constraint): Support the new constraint letter Z.
8195 (s390_check_qrst_address): New function.
8197 2009-07-21 DJ Delorie <dj@redhat.com>
8199 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8202 2009-07-21 Jason Merrill <jason@redhat.com>
8204 * c-common.c (max_tinst_depth): Increase default to 1024.
8206 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8209 (vec_unpacku_float_lo_v4si): Ditto.
8211 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8214 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
8215 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
8216 (builtin_description): Add __builtin_ia32_cvtudq2ps.
8217 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
8219 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8221 PR tree-optimization/40813
8222 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8225 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8227 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8228 with a NOP_EXPR if needed.
8230 2009-07-21 Paul Brook <paul@codesourcery.com>
8232 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8233 Terminate debug dump with newline.
8235 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8237 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8238 Cast "1" to unsigned HOST_WIDE_INT.
8239 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8240 deposit length to the maximum length - lsb. Extend length if
8241 HOST_BITS_PER_WIDE_INT is 32.
8243 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8245 * cgraph.h (constant_pool_htab): New function.
8246 (constant_descriptor_tree): Move from varasm.c.
8247 * varasm.c (constant_pool_htab): New function.
8248 (constant_descriptor_tree): Move to cgraph.h.
8250 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8252 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8254 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8256 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8259 2009-07-20 Xinliang David Li <davidxl@google.com>
8261 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8263 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8265 * config/mips/mips.md (move_type): Add arith.
8266 (type): Handle arith.
8267 (zero_extendsidi2): Rename this into ...
8268 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8269 (zero_extendsidi2): New expander.
8270 (*zero_extendsidi2_dext): New pattern.
8272 2009-07-20 Nick Clifton <nickc@redhat.com>
8274 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8275 to set MIPS_ABI_DEFAULT.
8276 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8278 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8280 * tree-object-size.c (addr_object_size): Handle unions with
8281 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8283 PR tree-optimization/40792
8284 * tree.c (build_function_type_skip_args): Remove bogus assert.
8286 2009-07-20 Jan Hubicka <jh@suse.cz>
8287 Martin Jambor <mjambor@suse.cz>
8289 * cgraph.h (combined_args_to_skip): New field.
8290 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8291 combined_args_to_skip and args_to_skip.
8292 * tree-inline.c (update_clone_info): New function.
8293 (tree_function_versioning): Call update_clone_info.
8294 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8296 (cgraph_materialize_all_clones): More extensive dumping, working
8297 with combined_args_to_skip rather than args_to_skip.
8299 2009-07-20 Ira Rosen <irar@il.ibm.com>
8301 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8302 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8303 (get_initial_def_for_reduction): Likewise.
8304 (vectorizable_reduction): Skip the check of first operand in case
8305 of COND_EXPR. Add check that it is outer loop vectorization if
8306 nested cycle was detected. Call vectorizable_condition() for
8307 COND_EXPR. If reduction epilogue cannot be created do not fail for
8308 nested cycles (if it is not double reduction). Assert that there
8309 is only one type in the loop in case of COND_EXPR. Call
8310 vectorizable_condition() to vectorize COND_EXPR.
8311 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8312 Add parameters. Allow nested cycles if called from
8313 vectorizable_reduction(). Use reduction vector variable if provided.
8314 (vect_analyze_stmt): Call vectorizable_reduction() before
8315 vectorizable_condition().
8316 (vect_transform_stmt): Update call to vectorizable_condition().
8318 2009-07-20 Christian Bruel <christian.bruel@st.com>
8320 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8321 * doc/invoke.texi (-mfmovd): Likewise.
8322 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8324 2009-07-20 Jan Hubicka <jh@suse.cz>
8326 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8327 when handling SSA name.
8329 2009-07-19 Jan Hubicka <jh@suse.cz>
8331 PR tree-optimization/40676
8332 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8333 virtual PHIs in empty BBs.
8335 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8337 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8338 re-expanded the compound use gen_lowpart instead to convert to the
8341 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8343 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8344 OUTER_CONST arguments.
8345 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8346 the new wider mode will be masked off.
8347 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8349 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8351 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8352 high-order bits are zero.
8354 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8356 * combine.c (simplify_shift_const_1): Split code to determine
8358 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8359 new bits shifted in are identical to the old sign bit.
8361 2009-07-18 Richard Guenther <rguenther@suse.de>
8364 * gimplify.c (gimplify_call_expr): Reject code using results from
8365 functions returning void.
8367 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8369 * doc/md.texi: Document the new PowerPC "es" constraint.
8370 Document that "m" can include automodified addresses on this target,
8371 and explain how %U must be used. Extend the "Q" and "Z" documentation
8372 to suggest "es" as well as "m".
8373 * config/rs6000/constraints.md (es): New memory constraint.
8374 (Q, Z): Update strings to match new documentation.
8376 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8378 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8379 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8380 * config/rs6000/predicates.md (volatile_mem_operand): Use
8381 offsettable_nonstrict_memref_p.
8382 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8383 (*floatunssidf2_internal): Likewise.
8384 (*fix_truncdfsi2_internal): Likewise.
8385 (*fix_trunctfsi2_internal): Likewise.
8387 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8389 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8391 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8393 2009-07-17 Richard Guenther <rguenther@suse.de>
8396 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8397 (pass_warn_unused_result): Likewise.
8398 (TODO_set_props): Remove.
8399 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8401 (pass_diagnose_omp_blocks): Define.
8402 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8403 (c_gimple_diagnostics_recursively): Remove.
8404 (finish_function): Do not call it.
8405 (c_write_global_declarations): Continue after errors.
8406 Finalize the CU here.
8407 * c-gimplify.c (c_genericize): Do not gimplify here.
8408 * c-common.c (c_warn_unused_result): Move ...
8409 * tree-cfg.c (do_warn_unused_result): ... here.
8410 (run_warn_unused_result): New function.
8411 (gate_warn_unused_result): New function.
8412 (pass_warn_unused_result): New pass.
8413 * c-common.h (c_warn_unused_result): Remove.
8414 * flags.h (flag_warn_unused_result): Declare.
8415 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8416 * opts.c (flag_warn_unused_result): Initialize to false.
8417 * toplev.c (compile_file): Add comment.
8418 * omp-low.c (create_omp_child_function): Do not register
8419 the function with the frontend.
8420 (diagnose_omp_structured_block_errors): Prepare to be
8421 called as optimization pass.
8422 (gate_diagnose_omp_blocks): New function.
8423 (pass_diagnose_omp_blocks): New pass.
8424 * cgraph.h (cgraph_optimize): Remove.
8425 (cgraph_analyze_function): Likewise.
8426 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8427 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8428 before their parents here.
8429 (cgraph_finalize_function): Not here.
8430 (cgraph_analyze_function): Gimplify functions here.
8431 (cgraph_finalize_compilation_unit): Continue after errors.
8432 Optimize the callgraph from here.
8433 (cgraph_optimize): Make static.
8434 * langhooks.c (write_global_declarations): Finalize the CU.
8435 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8436 (gimplify_function_tree): Assert we gimplify only once.
8437 Set PROP_gimple_any property.
8438 * tree-nested.c (gimplify_all_functions): New function.
8439 (lower_nested_functions): Gimplify all nested functions.
8440 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8441 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8442 and pass_diagnose_omp_blocks after gimplification. Do not
8443 set TODO_set_props on all_lowering_passes.
8444 (execute_one_pass): Do not handle TODO_set_props.
8445 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8446 (gimplify.o): Add tree-pass.h dependency.
8447 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8448 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8449 (unsave_r): Likewise.
8450 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8453 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8455 * doc/service.texi (Service): Restore previously removed link,
8456 which isn't broken after all.
8458 2009-07-17 Richard Guenther <rguenther@suse.de>
8460 PR tree-optimization/40321
8461 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8462 PHI nodes to the maximal set.
8463 (make_values_for_phi): Add PHI arguments to the maximal set.
8464 (execute_pre): Dump PHI_GEN and the maximal set.
8466 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8469 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8472 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8474 * doc/extend.texi (Nested Functions): Replace broken link with
8476 * doc/service.texi (Service): Remove broken link.
8478 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8481 * builtins.c (expand_builtin_memcmp): Use loc instead of
8482 EXPR_LOCATION (exp).
8483 (expand_builtin_strncmp): Likewise.
8485 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8486 Manuel López-Ibáñez <manu@gcc.gnu.org>
8489 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8490 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8491 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8492 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8493 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8494 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8495 tree-inline.c, c-common.c, c-common.h, gimple.c,
8496 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8497 convert.c: Add location argument to fold_{unary,binary,ternary},
8498 fold_build[123], build_call_expr, build_size_arg,
8499 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8500 fold_build1_initializer, fold_build2_initializer,
8501 fold_build3_initializer, fold_build_call_array,
8502 fold_build_call_array_initializer, fold_single_bit_test,
8503 omit_one_operand, omit_two_operands, invert_truthvalue,
8504 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8505 combine_comparisons, fold_builtin_*, fold_call_expr,
8506 build_range_check, maybe_fold_offset_to_address, round_up,
8509 2009-07-16 Jason Merrill <jason@redhat.com>
8512 * c-common.c (c_common_reswords): Add __is_standard_layout
8514 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8515 * doc/implement-cxx.texi: New.
8516 * doc/gcc.texi: Include it.
8518 2009-07-16 DJ Delorie <dj@redhat.com>
8520 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8521 compares that may be indirectly affected by previous instructions.
8523 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8525 * builtins.c (do_mpc_arg2): New.
8526 (fold_builtin_2): Fold builtin cpow.
8527 * real.h (HAVE_mpc_pow): New.
8529 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8531 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8532 comparison to skip unprofitable schedule
8534 2009-07-16 Simon Baldwin <simonb@google.com>
8536 * gcc.c (option_map): New flag -no-canonical-prefixes.
8537 * (display_help): Print help text for new flag.
8538 * (process_command): Move options translation and language specifics
8539 and handle new flag early. Use it to set a function pointer to a
8540 prefix builder. Replace make_relative_prefix calls with calls to
8541 the function pointed to. Ignore new flag in regular options handling.
8542 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8544 2009-07-15 DJ Delorie <dj@redhat.com>
8546 * config/mep/mep.md (sibcall_internal): Change register to avoid
8548 (sibcall_value_internal): Likewise.
8550 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8552 PR rtl-optimization/40710
8553 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8555 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8557 * config/mips/mips.md (*extenddi_truncate<mode>,
8558 *extendsi_truncate<mode>): Change type attribute to move_type
8559 with shift_shift. Split out code handling exts from here ...
8560 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8562 (*extendhi_truncateqi): Change type attribute to move_type with
8563 shift_shift. Split out code handling exts from here ...
8564 (*extendhi_truncateqi_exts): ... to this new pattern.
8566 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8568 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8569 instead of "and" with inverted sign bit mask value. Use
8570 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8571 Allocate registers only for operand 4 and operand 5.
8573 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8576 * fold-const.c (fold_cond_expr_with_comparison): When folding
8577 < and <= to MIN, make sure the MIN uses the same type as the
8578 comparison's operands.
8580 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8582 * arm.md (ior_xor): New code iterator.
8583 (split for ior/xor with shift and zero-extend): New split pattern.
8584 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8586 2009-07-15 Richard Guenther <rguenther@suse.de>
8588 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8591 2009-07-15 Richard Guenther <rguenther@suse.de>
8594 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8596 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8598 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8599 handle 2.6.30 kernel.
8601 2009-07-15 DJ Delorie <dj@redhat.com>
8603 * config/mep/mep.md (sibcall_internal): Change register to allow
8604 for 24-bit addresses.
8605 (sibcall_value_internal): Likewise.
8607 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8609 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8610 that are enabled/disabled by the flags introduced by a previous patch.
8612 2009-07-14 DJ Delorie <dj@redhat.com>
8614 * config/mep/mep.md (sibcall_internal): Include non-toggling
8616 (sibcall_value_internal): Likewise.
8618 2009-07-14 Taras Glek <tglek@mozilla.com>
8619 Rafael Espindola <espindola@google.com>
8621 * doc/sourcebuild.texi: Document install-plugin target.
8622 * configure.ac: Added install-plugin target to language makefiles.
8623 * configure: Regenerate.
8624 * Makefile.in: (install-plugin): Install more headers,
8625 depend on lang.install-plugin.
8627 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8629 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8632 2009-07-14 DJ Delorie <dj@redhat.com>
8634 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8635 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8636 * config/mep/mep.md (sibcall_internal): Change test from
8637 mep_vliw_mode_match to mep_vliw_jmp_match.
8638 (sibcall_value_internal): Likewise.
8640 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8642 * config/i386/sse.md (copysign<mode>3): New expander.
8643 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8644 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8645 Use ix86_build_const_vector.
8646 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8647 IX86_BUILTIN_CPYSGNPD.
8648 (builtin_description): Add __builtin_ia32_copysignps and
8649 __builtin_ia32_copysignpd.
8650 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8651 and BUILT_IN_COPYSIGNF.
8653 2009-07-13 Jason Merrill <jason@redhat.com>
8655 * builtins.c (can_trust_pointer_alignment): New fn.
8656 (get_pointer_alignment): Factor it out from here.
8657 * tree.h: Declare it.
8659 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8661 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8664 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8668 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8670 2009-07-14 Richard Guenther <rguenther@suse.de>
8671 Andrey Belevantsev <abel@ispras.ru>
8674 * cfgexpand.c (partition_stack_vars): Do not bother to update
8675 alias information when not optimizing.
8677 2009-07-14 Richard Guenther <rguenther@suse.de>
8678 Andrey Belevantsev <abel@ispras.ru>
8680 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8681 (pt_solution_set): Likewise.
8682 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8683 * tree-ssa-structalias.c (pt_solution_set): New function.
8684 * final.c (rest_of_clean_state): Free SSA data structures.
8685 * print-rtl.c (print_decl_name): Remove.
8686 (print_mem_expr): Implement in terms of print_generic_expr.
8687 * alias.c (ao_ref_from_mem): New function.
8688 (rtx_refs_may_alias_p): Likewise.
8689 (true_dependence): Query alias-export info.
8690 (canon_true_dependence): Likewise.
8691 (write_dependence_p): Likewise.
8692 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8694 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8695 (mem_expr_equal_p): Use operand_equal_p.
8696 (set_mem_attributes_minus_bitpos): Do not use
8697 component_ref_for_mem_expr.
8698 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8699 (update_alias_info_with_stack_vars): Likewise.
8700 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8701 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8702 explicitly nor clear stmt operands.
8703 Free the decl-to-pointer map.
8704 * tree-optimize.c (execute_free_datastructures): Do not free
8705 SSA data structures here.
8706 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8707 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8708 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8710 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8712 2009-07-13 DJ Delorie <dj@redhat.com>
8714 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8715 unrolling at the right iteration count.
8717 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8720 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8722 * haifa-sched.c (rank_for_schedule): Introduced flags to
8723 enable/disable individual scheduling heuristics.
8724 * common.opt: Introduced flags to enable/disable individual
8725 heuristics in the scheduler.
8726 * doc/invoke.texi: Introduced flags to enable/disable individual
8727 heuristics in the scheduler.
8729 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8731 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8732 config/i386/mingw-tls.c.
8733 * config/i386/mingw-tls.c: Removed.
8735 2009-07-13 Ira Rosen <irar@il.ibm.com>
8737 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8738 checks access only relevant statements.
8739 (vectorizable_reduction): Likewise.
8741 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8743 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8744 just for 32-bit case.
8746 2009-07-12 Jan Hubicka <jh@suse.cz>
8748 PR tree-optimization/40585
8749 * except.c (expand_resx_expr): When there already is resume
8750 instruction, produce linked list.
8751 (build_post_landing_pads): Assert that resume is empty.
8752 (connect_post_landing_pads): Handle resume lists.
8753 (dump_eh_tree): Dump resume list.
8755 2009-07-12 Ira Rosen <irar@il.ibm.com>
8757 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8758 with additional argument.
8759 * tree-vectorizer.h (enum vect_def_type): Add
8760 vect_double_reduction_def.
8761 (vect_is_simple_reduction): Add argument.
8762 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8764 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8765 vect_is_simple_reduction with additional argument.
8766 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8768 (reduction_code_for_scalar_code): Handle additional codes by
8769 returning ERROR_MARK for them. Fix comment and indentation.
8770 (vect_is_simple_reduction): Fix comment, add argument to specify
8771 double reduction. Detect double reduction.
8772 (get_initial_def_for_induction): Fix indentation.
8773 (get_initial_def_for_reduction): Fix comment and indentation.
8774 Handle double reduction. Create initial definitions that do not
8775 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8776 (vect_create_epilog_for_reduction): Fix comment, add argument to
8777 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8778 epilogue result extraction. Create double reduction phi node and
8779 replace relevant uses.
8780 (vectorizable_reduction): Call vect_is_simple_reduction with
8781 additional argument. Fix indentation. Update epilogue code treatment
8782 according to the changes in reduction_code_for_scalar_code. Check
8783 for double reduction. Call vect_create_epilog_for_reduction with
8784 additional argument.
8785 * tree-vect-stmts.c (process_use): Handle double reduction, update
8787 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8788 (vect_get_vec_def_for_operand): Likewise.
8790 2009-07-12 Danny Smith <dansmister@gmail.com>
8792 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8793 dllexport if !TREE_PUBLIC.
8794 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8796 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8798 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8799 (avr_extra_arch_macro) Remove declatation.
8800 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8801 (avr_extra_arch_macro) Declare as static.
8802 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8804 2009-07-11 Jan Hubicka <jh@suse.cz>
8807 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8809 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8812 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8813 cold_in_std_section bits.
8814 (dwarf2out_begin_prologue): Initialize them.
8815 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8816 if already covered by text_section or cold_text_section range.
8818 PR rtl-optimization/40667
8819 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8820 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8821 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8822 * config/i386/i386.c (ix86_minimum_alignment): New function.
8823 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8824 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8825 * emit-rtl.c (gen_reg_rtx): Likewise.
8826 * function.c (assign_parms): Likewise. If nominal_type needs
8827 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8828 rather than passed_type's alignment.
8831 * function.c (assign_parm_setup_stack): Adjust
8832 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8833 from nominal_mode on big endian.
8835 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8837 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8839 2009-07-10 DJ Delorie <dj@redhat.com>
8841 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8843 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8845 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8847 (thumb2_cbnz): Likewise.
8849 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8852 * config.gcc (supported_defaults): Add synci.
8853 (with_synci): Add validation.
8854 (all_defaults): Add synci.
8855 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8858 * config/mips/mips.opt (msynci): New option.
8859 * config/mips/mips.c (mips_override_options): Warn on use of
8860 -msynci for targets that do now support it.
8861 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8863 * gcc/doc/invoke.texi (-msynci): Document the new option.
8864 * doc/install.texi (--with-synci): Document the new option.
8866 2009-07-10 Richard Guenther <rguenther@suse.de>
8868 PR tree-optimization/40496
8869 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8870 the PHI result with a compatible type.
8872 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8876 * c.opt (Wunused-result): New.
8877 * doc/invoke.texi: Document it.
8878 * c-common.c (c_warn_unused_result): Use it.
8880 2009-07-09 DJ Delorie <dj@redhat.com>
8882 * targhooks.c (default_target_can_inline_p): Rename from
8883 default_target_option_can_inline_p.
8884 * targhooks.h (default_target_can_inline_p): Likewise.
8885 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8886 TARGET_OPTION_CAN_INLINE_P.
8887 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8888 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8889 (mep_target_can_inline_p): Rename from
8890 mep_target_option_can_inline_p.
8893 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8894 registers used to pass vectors.
8896 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8898 2009-07-09 Tom Tromey <tromey@redhat.com>
8900 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8901 * config/mmix/mmix.c: Include dwarf2.h.
8902 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8903 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8904 * config/sh/sh.c: Include dwarf2.h.
8905 * config/i386/i386.c: Include dwarf2.h.
8906 * Makefile.in (DWARF2_H): Remove 'elf'.
8907 * except.c: Include dwarf2.h.
8908 * unwind-dw2.c: Include dwarf2.h.
8909 * dwarf2out.c: Include dwarf2.h.
8910 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8911 * unwind-dw2-fde.c: Include dwarf2.h.
8912 * dwarf2asm.c: Include dwarf2.h.
8914 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8916 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8917 (max_issue): Use it.
8918 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8920 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8921 (region_sched_info): Update.
8922 * sched-ebb.c (ebb_sched_info): Update.
8923 * modulo-sched.c (sms_sched_info): Update.
8924 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8926 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8928 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8930 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8932 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8934 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8937 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8938 arg1 with arg01 if arg1 is already INTEGER_CST.
8940 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8942 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8943 Transform (and (truncate)) into (truncate (and)).
8945 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8947 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8948 creating LHS paradoxical subregs. Fix surrounding returns to
8949 use NULL_RTX rather than 0.
8951 2009-07-08 DJ Delorie <dj@redhat.com>
8953 * config/mep/mep.c: (mep_option_can_inline_p): New.
8954 (TARGET_OPTION_CAN_INLINE_P): Define.
8956 2009-07-08 Mark Wielaard <mjw@redhat.com>
8959 * dwarf2out.c (add_data_member_location_attribute): When we have
8960 only a constant offset don't emit a new location description using
8961 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8964 2009-07-08 Richard Henderson <rth@redhat.com>
8967 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8968 (enum reg_class): Add CLOBBERED_REGS.
8969 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8970 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8971 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8972 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8973 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8974 force 64-bit sibcalls into R11.
8975 * config/i386/constraints.md (U): New constraint.
8976 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8977 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8978 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8980 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8982 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8984 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8985 * ebitmap.h (dump_ebitmap): Ditto.
8986 * optabs.h (optab_libfunc): Ditto.
8987 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8988 * tree-flow.h (vect_can_force_dr_alignment_p,
8989 get_vectype_for_scalar_type): Ditto.
8990 (vectorize_loops): Move prototype to ...
8991 * tree-vectorizer.h: ... here. Also, adjust comment.
8992 (vect_set_verbosity_level): Remove duplicate prototype.
8993 * tree-ssa-loop.c: Include tree-vectorizer.h.
8994 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8996 2009-07-08 Nick Clifton <nickc@redhat.com>
8998 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
9001 2009-07-08 DJ Delorie <dj@redhat.com>
9003 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
9004 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
9005 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
9007 * config/mep/intrinsics.md: Regenerated.
9008 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
9009 registers when asm() or calls are detected.
9011 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9014 * gimplify.c (gimplify_expr): Propagate no_warning flag when
9016 * gimple (gimple_build_call_from_tree): Likewise.
9017 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
9018 no_warning flag before warning.
9020 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9022 * tree.c (set_expr_locus): Remove.
9023 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9024 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9026 * gimplify.c (internal_get_tmp_var): Likewise.
9027 (gimplify_call_expr): Likewise.
9028 (gimplify_one_sizepos): Likewise.
9030 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9033 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9034 to variables for debugging purposes.
9036 2009-06-23 Mark Loeser <mark@halcy0n.com>
9039 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9041 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9043 * pretty-print.c (pp_base_format): Remove %J.
9044 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9045 gcc_cxxdiag_char_table): Likewise.
9046 (init_dynamic_diag_info): Likewise.
9048 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9050 * pretty-print.c (pp_base_format): Remove %H.
9051 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9052 gcc_cxxdiag_char_table): Likewise.
9053 (init_dynamic_diag_info): Likewise.
9054 * config/mep/mep.c (mep_select_section): Likewise.
9056 2009-07-07 Duncan Sands <baldrick@free.fr>
9058 * final.c (pass_clean_state): Give the pass a name.
9059 * passes.c (pass_rest_of_compilation): Likewise.
9060 * tree-optimize.c (pass_all_optimizations): Likewise.
9062 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9064 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9065 an extra 'decl' for error_at.
9067 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9070 * tree-tailcall.c (adjust_return_value_with_ops,
9071 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9072 if it has complex or vector type.
9074 2009-07-07 Olivier Hainque <hainque@adacore.com>
9076 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9079 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9081 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9083 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9085 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9086 * c-decl.c: Likewise.
9087 * function.c: Likewise.
9088 * varasm.c: Likewise.
9089 * tree-ssa.c: Likewise.
9090 * c-common.c: Likewise.
9091 * tree-cfg.c: Likewise.
9092 * config/spu/spu.c: Likewise.
9093 * config/ia64/ia64.c: Likewise.
9094 * config/v850/v850.c: Likewise.
9096 2009-07-06 DJ Delorie <dj@redhat.com>
9098 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9099 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9100 unspecified accesses to control registers.
9101 * config/mep/intrinsics.md: Regenerate.
9102 * config/mep/intrinsics.h: Regenerate.
9103 * config/mep/mep-intrin.h: Regenerate.
9105 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9107 * c-lex.c: Replace %H by an explicit location. Update all calls.
9108 * c-common.c: Likewise.
9109 * c-decl.c: Likewise.
9110 * c-typeck.c: Likewise.
9111 * fold-const.c: Likewise.
9112 * gimplify.c: Likewise.
9114 * tree-cfg.c: Likewise.
9115 * tree-ssa-loop-niter.c: Likewise.
9116 * tree-vrp.c: Likewise.
9117 * value-prof.c: Likewise.
9119 2009-07-06 Diego Novillo <dnovillo@google.com>
9121 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9122 if it has one. Handle cases where VAR does not have an
9123 annotation or cfun is NULL.
9125 2009-07-06 Diego Novillo <dnovillo@google.com>
9127 * tree.c: Include debug.h.
9128 (initialize_tree_contains_struct): New.
9129 (init_ttree): Call it.
9130 (tree_node_structure_for_code): Factor out of ...
9131 (tree_node_structure): ... here.
9132 * treestruct.def (TS_PHI_NODE): Remove.
9133 (TS_GIMPLE_STATEMENT): Remove.
9135 2009-07-06 Diego Novillo <dnovillo@google.com>
9137 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9138 (debug_tree_chain): Handle cycles.
9140 2009-07-06 Nick Clifton <nickc@redhat.com>
9141 DJ Delorie <dj@redhat.com>
9143 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9144 __FMOVD_ENABLED__ is defined.
9146 (TARGET_FMOVD): Provide a default definition.
9147 (MASK_FMOVD): Likewise.
9148 (TARGET_CPU_CPP_BUILTINS): Define
9149 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9150 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9151 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9152 (split for DF load from memory into register): Also handle
9153 MEMs which consist of REG+DISP addressing.
9154 (split for DF store from register to memory): Likewise.
9155 (movsf_ie): Always use single fp_mode.
9156 * config/sh/sh.c (sh_override_options): Do not automatically
9157 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9158 that to the -mfmovd command line switch.
9159 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9160 (fldi_ok): Always allow.
9161 * config/sh/sh.opt (mfmovd): Remove this switch.
9162 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9164 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9165 Kaz Kojima <kkojima@gcc.gnu.org>
9167 PR rtl-optimization/30807
9168 * postreload.c (reload_combine): For every new use of REG_SUM,
9169 record the use of BASE.
9171 2009-07-06 Jan Hubicka <jh@suse.cz>
9173 * params.def: Revert my accidental commit at 2009-06-30.
9175 2009-07-04 Ian Lance Taylor <iant@google.com>
9178 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
9180 (mingw_format_attribute_overrides): Likewise.
9182 2009-07-04 Jakub Jelinek <jakub@redhat.com>
9185 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
9186 don't check cfa.reg. Instead of cfa.indirect use
9187 fde && fde->drap_reg != INVALID_REGNUM test.
9189 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9191 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9193 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9196 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9198 2009-07-03 Richard Guenther <rguenther@suse.de>
9200 PR tree-optimization/40640
9201 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9204 2009-07-03 Jan Hubicka <jh@suse.cz>
9206 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
9207 for size, reduce amount of inlining.
9209 2009-07-03 Richard Guenther <rguenther@suse.de>
9212 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
9213 if t +- x is known to not overflow and the conversion widens the
9215 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
9217 2009-07-03 Jan Hubicka <jh@suse.cz>
9219 * ipa-pure-const.c (analyze): Update loop optimizer init.
9220 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9221 try_remove_empty_loop, remove_empty_loops): Remove.
9222 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9223 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9224 to mark regular loops as neccesary.
9225 (degenerate_phi_p): New function.
9226 (propagate_necessity, remove_dead_phis): Use it.
9227 (forward_edge_to_pdom): Likewise.
9228 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9229 virtual PHI nodes that became unreachable.
9230 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9231 * tree-flow.h (remove_empty_loops): Remove.
9232 * passes.c (init_optimization_passes): Remove.
9234 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9236 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9237 can_create_pseudo_p.
9238 (*fix_trunc<mode>_i387_1): Ditto.
9239 (*floathi<mode>2_1): Ditto.
9240 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9241 (*fistdi2_1): Ditto.
9242 (*fist<mode>2_1): Ditto.
9243 (frndintxf2_floor): Ditto.
9244 (*fist<mode>2_floor_1): Ditto.
9245 (frndintxf2_ceil): Ditto.
9246 (*fist<mode>2_ceil_1): Ditto.
9247 (frndintxf2_trunc): Ditto.
9248 (frndintxf2_mask_pm): Ditto.
9249 (fxam<mode>2_i387_with_temp): Ditto.
9250 * config/i386/sse.md (mulv16qi3): Ditto.
9251 (*sse2_mulv4si3): Ditto.
9253 (sse4_2_pcmpestr): Ditto.
9254 (sse4_2_pcmpistr): Ditto.
9256 2009-07-03 Jan Hubicka <jh@suse.cz>
9258 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9259 (mark_stmt_necessary): Set it.
9260 (mark_operand_necessary): Set it.
9261 (mark_control_dependent_edges_necessary): Set it.
9262 (mark_virtual_phi_result_for_renaming): New function.
9263 (get_live_post_dom): New function.
9264 (forward_edge_to_pdom): New function.
9265 (remove_dead_stmt): Fix handling of control dependences.
9266 (tree_dce_init): Init new bitmap.
9267 (tree_dce_done): Free it.
9269 2009-07-02 Richard Guenther <rguenther@suse.de>
9272 * tree-ssa-structalias.c (new_var_info): Initialize
9275 2009-07-02 Jan Hubicka <jh@suse.cz>
9277 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9280 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9282 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9283 instead of recomputing it. Adjust calls.
9284 (emit_store_flag): Adjust recursive calls.
9286 2009-07-02 Richard Guenther <rguenther@suse.de>
9288 * tree-ssa-live.c (remove_unused_locals): Do not remove
9290 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9291 of DECL_EXTERNAL for HEAP variables.
9292 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9293 HEAP variables. Do not adjust RESTRICT vars.
9294 (find_what_var_points_to): Nobody cares if something
9297 2009-07-02 Ben Elliston <bje@au.ibm.com>
9299 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9300 pc_low and pc_high declarations to the top of the function.
9302 2009-07-01 DJ Delorie <dj@redhat.com>
9304 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9306 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9307 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9308 unspecified accesses to control registers.
9309 * config/mep/intrinsics.md: Regenerate.
9310 * config/mep/intrinsics.h: Regenerate.
9311 * config/mep/mep-intrin.h: Regenerate.
9313 2009-07-01 Anthony Green <green@moxielogic.com>
9315 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9316 instruction when possible.
9317 (moxie_expand_prologue): Ditto. Also, save an instruction and
9318 some complexity by popping off of $r12 instead of $sp.
9319 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9322 2009-07-01 Richard Henderson <rth@redhat.com>
9325 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9326 contained no insns, reposition note before last insn.
9328 2009-07-01 Richard Henderson <rth@redhat.com>
9331 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9332 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9334 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9337 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9338 darwin9 for printing reg addresses with %y.
9340 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9342 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9343 truncation from operands in binary operations.
9345 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9348 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9349 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9350 subreg of op0 to the original op0.
9352 * expmed.c (store_bit_field_1): Use a temporary as the destination
9353 instead of a paradoxical subreg when we need to truncate the result.
9355 2009-07-01 DJ Delorie <dj@redhat.com>
9357 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9358 names to VLIW variants.
9359 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9360 * config/mep/intrinsics.md: Regenerate.
9361 * config/mep/intrinsics.h: Regenerate.
9362 * config/mep/mep-intrin.h: Regenerate.
9364 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9367 * jump.c (returnjump_p): Revert last patch.
9368 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9370 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9373 * pa.md (casesi32p): Use jump table label to determine the offset
9375 (casesi64p): Likewise.
9377 * pa.c (forward_branch_p): Return bool type. Use instruction
9378 addresses when available. Assert that INSN has a jump label.
9379 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9382 2009-07-01 Richard Guenther <rguenther@suse.de>
9384 PR tree-optimization/19831
9385 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9386 that only act as barriers do not make any previous stores necessary.
9387 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9388 HEAP variables global, do not add a constraint from nonlocal.
9389 (find_func_aliases): Handle escapes through return statements.
9390 (compute_points_to_sets): Make escaped HEAP variables global.
9392 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9395 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9396 after reducing a DImode cstore to SImode.
9398 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9400 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9401 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9403 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9405 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9406 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9408 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9409 and umod_optab if TARGET_BSD_DIVMOD.
9410 * config/vax/lib1funcs.asm: New file.
9411 * config/vax/t-linux: New file.
9412 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9414 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9417 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9418 to type arguments that have void type.
9421 * dwarf2out.c (gen_formal_parameter_die): Call
9422 equate_decl_number_to_die if node is different from origin.
9424 2009-06-30 Anthony Green <green@moxielogic.com>
9426 Clean up moxie port for --enable-build-with-cxx.
9427 * config/moxie/moxie.c (moxie_function_value): First two
9428 parameters are const_tree, not tree.
9429 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9430 (REG_CLASS_NAMES): Ditto.
9431 (REGNO_REG_CLASS): Ditto.
9432 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9433 (moxie_function_value): Fix constyness of arguments.
9435 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9437 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9438 finalize_size_functions before further processing.
9439 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9440 (variable_size): Call self_referential_size on size expressions
9441 that contain a PLACEHOLDER_EXPR.
9442 (size_functions): New static variable.
9443 (copy_self_referential_tree_r): New static function.
9444 (self_referential_size): Likewise.
9445 (finalize_size_functions): New global function.
9446 * tree.c: Include tree-inline.h.
9447 (push_without_duplicates): New static function.
9448 (find_placeholder_in_expr): New global function.
9449 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9451 <tcc_expression>: Likewise.
9452 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9453 the call in the expression.
9454 * tree.h (finalize_size_functions): Declare.
9455 (find_placeholder_in_expr): Likewise.
9456 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9457 (substitute_placeholder_in_expr): Update comment.
9458 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9460 (copy_tree_body_r): Likewise.
9461 (copy_tree_body): New static function.
9462 (maybe_inline_call_in_expr): New global function.
9463 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9464 (maybe_inline_call_in_expr): Declare.
9465 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9466 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9469 2009-06-30 Richard Guenther <rguenther@suse.de>
9471 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9473 (propagate_necessity): Do not mark reaching defs of stores
9476 2009-06-30 Jan Hubicka <jh@suse.cz>
9478 * cfgloopanal.c (check_irred): Move into ...
9479 (mark_irreducible_loops): ... here; return true if ireducible
9481 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9482 (analyze_function): Try to prove loop finiteness.
9483 * cfgloop.h (mark_irreducible_loops): Update prototype.
9484 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9486 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9488 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9490 2009-06-30 Ira Rosen <irar@il.ibm.com>
9492 PR tree-optimization/40542
9493 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9496 2009-06-30 Martin Jambor <mjambor@suse.cz>
9498 PR tree-optimization/40582
9499 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9500 than useless_type_conversion_p.
9501 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9504 2009-06-30 Martin Jambor <mjambor@suse.cz>
9507 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9509 2009-06-30 Richard Guenther <rguenther@suse.de>
9511 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9512 use ao_ref references.
9513 (walk_aliased_vdefs): Likewise.
9514 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9515 * tree-ssa-dce.c (struct ref_data): Remove.
9516 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9517 (mark_aliased_reaching_defs_necessary): Adjust.
9518 (mark_all_reaching_defs_necessary_1): Likewise.
9520 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9523 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9524 (emit_store_flag_1): Extract from emit_store_flag, adjust
9525 calls to (what now is) emit_cstore.
9526 (emit_store_flag): Call emit_store_flag_1 and also use it
9527 for what used to be recursive calls.
9529 2009-06-30 Wei Guozhi <carrot@google.com>
9532 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9533 if the target bb post dominates from bb.
9534 * config/i386/i386.c (memory_address_length): Check existence of base
9535 register before using it.
9537 2009-06-30 Nick Clifton <nickc@redhat.com>
9538 DJ Delorie <dj@redhat.com>
9540 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9541 __FMOVD_ENABLED__ is defined.
9543 (TARGET_FMOVD): Provide a default definition.
9544 (MASK_FMOVD): Likewise.
9545 (TARGET_CPU_CPP_BUILTINS): Define
9546 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9547 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9548 two fmov instructions depending upon whether TARGET_FMOVD is
9550 (split for DF load from memory into register): Also handle
9551 MEMs which consist of REG+DISP addressing.
9552 (split for DF store from register to memory): Likewise.
9553 * config/sh/sh.opt (mfmovd): Remove this switch.
9554 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9555 * config/sh/sh.c (sh_override_options): Do not automatically
9556 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9557 that to the -mfmovd command line switch.
9559 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9561 (fldi_ok): Always allow.
9562 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9564 2009-06-29 DJ Delorie <dj@redhat.com>
9566 * doc/install.texi (mep-x-elf): Correct chip's full name.
9568 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9570 * doc/extend.texi: Fix typo.
9572 2009-06-29 Tom Tromey <tromey@redhat.com>
9575 * Makefile.in (DWARF2_H): New variable.
9577 (dwarf2out.o): Likewise.
9578 (dwarf2asm.o): Likewise.
9579 * config/i386/t-i386: Use DWARF2_H.
9580 * except.c: Include elf/dwarf2.h.
9581 * unwind-dw2.c: Include elf/dwarf2.h.
9582 * dwarf2out.c: Include elf/dwarf2.h.
9583 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9584 <dtprel>: New field.
9585 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9586 (size_of_loc_descr): Likewise.
9587 (output_loc_operands_raw): Likewise.
9588 (output_loc_operands): Handle new dtprel field.
9589 (loc_checksum): Update.
9590 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9591 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9592 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9593 * dwarf2asm.c: Include elf/dwarf2.h.
9594 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9595 * config/mmix/mmix.c: Include elf/dwarf2.h.
9596 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9597 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9598 * config/sh/sh.c: Include elf/dwarf2.h.
9599 * config/i386/i386.c: Include elf/dwarf2.h.
9601 2009-06-29 DJ Delorie <dj@redhat.com>
9603 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9605 * doc/extend.texi: Add MeP attributes and pragmas.
9606 * doc/invoke.text: Add MeP Options.
9607 * doc/contrib.texi: Add MeP contribution.
9608 * doc/md.texi: Add MeP constraints.
9609 * doc/install.texi: Add MeP target.
9611 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9613 * target.h (struct gcc_target): Add frame_pointer_required field.
9614 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9615 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9616 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9618 * reload1.c (update_eliminables): (Ditto.).
9619 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9620 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9621 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9623 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9625 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9626 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9627 (arm_frame_pointer_required): New function.
9629 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9630 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9631 (avr_frame_pointer_required_p): Declare as static.
9632 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9634 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9635 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9636 (bfin_frame_pointer_required): Make as static, change return type
9638 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9640 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9641 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9642 (cris_frame_pointer_required): New function.
9644 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9646 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9647 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9648 (fr30_frame_pointer_required): New function.
9650 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9651 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9652 (frv_frame_pointer_required): Make as static, change return type
9654 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9656 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9657 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9658 (ix86_frame_pointer_required): Make as static, change return type to
9660 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9662 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9663 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9665 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9667 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9669 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9671 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9672 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9673 (mips_frame_pointer_required): Make as static.
9674 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9676 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9677 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9678 (mmix_frame_pointer_required): Mew function.
9680 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9681 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9683 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9685 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9687 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9689 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9690 (CAN_ELIMINATE): Redefine.
9691 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9692 (sparc_frame_pointer_required): New function.
9693 (sparc_can_eliminate): New function.
9694 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9696 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9697 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9699 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9700 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9701 (xtensa_frame_pointer_required): Make as static, change return type
9703 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9706 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9708 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9709 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9710 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9711 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9712 (register_callback): Handle PLUGIN_START_UNIT.
9713 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9715 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9717 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9719 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9720 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9722 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9724 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9727 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9729 * doc/extend.texi (Additional Floating Types): __float128 is also
9730 supported on i386 targets.
9732 2009-06-29 Richard Guenther <rguenther@suse.de>
9735 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9737 (pt_solutions_same_restrict_base): Declare.
9738 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9740 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9741 (make_constraint_from, make_copy_constraint): Move earlier.
9742 (make_constraint_from_heapvar): New function.
9743 (make_constraint_from_restrict): Likewise.
9744 (handle_lhs_call): Use it.
9745 (find_func_aliases): Use it to track conversions to restrict
9747 (struct fieldoff): Add only_restrict_pointers flag.
9748 (push_fields_onto_fieldstack): Initialize it.
9749 (create_variable_info_for): Track global restrict qualified pointers.
9750 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9751 Track restrict qualified pointer arguments.
9752 (set_uids_in_ptset): Use varinfo is_global_var flag.
9753 (find_what_var_points_to): Set the vars_contains_restrict flag.
9754 Always create the points-to solution for sets including restrict tags.
9755 (pt_solutions_same_restrict_base): New function.
9756 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9757 qualified pointers use pt_solutions_same_restrict_base as
9758 additional source for disambiguation.
9760 2009-06-29 Richard Guenther <rguenther@suse.de>
9763 * alias.c (find_base_decl): Remove.
9764 (get_deref_alias_set_1): Remove restrict handling.
9765 * c-common.c (c_apply_type_quals_to_decl): Do not set
9766 DECL_POINTER_ALIAS_SET.
9767 * gimplify.c (find_single_pointer_decl_1): Remove.
9768 (find_single_pointer_decl): Likewise.
9769 (internal_get_tmp_var): Remove restrict handling.
9770 (gimple_regimplify_operands): Likewise.
9771 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9772 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9773 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9774 * tree.c (restrict_base_for_decl): Remove.
9775 (init_ttree): Do not allocate it.
9776 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9777 LABEL_DECL_UID for label decls.
9778 (copy_node_stat): Do not copy restrict information.
9779 (decl_restrict_base_lookup): Remove.
9780 (decl_restrict_base_insert): Likewise.
9781 (print_restrict_base_statistics): Likewise.
9782 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9783 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9784 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9785 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9786 (LABEL_DECL_UID): Adjust.
9787 (DECL_BASED_ON_RESTRICT_P): Remove.
9788 (DECL_GET_RESTRICT_BASE): Likewise.
9789 (SET_DECL_RESTRICT_BASE): Likewise.
9790 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9792 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9793 instead of DECL_POINTER_ALIAS_SET.
9794 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9795 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9796 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9798 2009-06-29 Richard Guenther <rguenther@suse.de>
9800 PR tree-optimization/40579
9801 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9802 the IL to simplify has constants that overflowed.
9804 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9806 PR tree-optimization/40550
9807 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9808 vector_compute_type only when the size of vector_compute_type is
9809 less than the size of type.
9811 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9813 * fold-const.c (contains_label_1): Fix comments.
9814 (contains_label_p): Do not walk trees multiple time.
9816 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9818 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9819 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9820 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9821 ix86_fp_comparison_operator.
9822 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9823 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9824 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9825 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9826 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9827 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9828 (related splits): Change predicate to ix86_fp_comparison_operator.
9829 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9830 instead of ix86_fp_comparison_codes.
9831 (ix86_trivial_fp_comparison_operator,
9832 ix86_fp_comparison_operator): New.
9833 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9834 (ix86_expand_compare): Eliminate last two parameters.
9835 (ix86_fp_jump_nontrivial_p): Kill.
9836 * config/i386/i386.c (put_condition_code): Eliminate call to
9837 ix86_fp_comparison_codes and subsequent assertion.
9838 (ix86_fp_comparison_codes): Eliminate.
9839 (ix86_fp_swap_condition): New.
9840 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9841 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9842 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9843 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9844 and ix86_fp_swap_condition.
9845 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9846 Use ix86_fp_comparison_strategy.
9847 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9848 (ix86_fp_jump_nontrivial_p): Eliminate.
9849 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9850 call to ix86_expand_compare.
9851 (ix86_split_fp_branch, ix86_expand_setcc,
9852 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9853 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9855 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9857 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9858 related to jump_clobbers.
9859 * config/arm/arm.md (conds): Remove jump_clob case.
9860 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9861 splits): Change comparison_operator to arm_comparison_operator.
9862 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9865 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9867 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9868 condition for floating point modes.
9869 * expmed.c (emit_store_flag_1): Move here a bigger part
9871 (emit_store_flag): Try swapping the condition for floating point
9873 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9875 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9877 * expr.c (expand_expr_real_1): Just use do_store_flag.
9878 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9879 emit_store_flag_force.
9880 * expmed.c (emit_store_flag_force): Copy here trick
9881 previously in expand_expr_real_1. Try reversing the comparison.
9882 (emit_store_flag_1): Work if target is NULL.
9883 (emit_store_flag): Work if target is NULL, using the result mode
9884 from the comparison. Use split_comparison, restructure final part
9885 to simplify conditionals.
9887 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9889 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9890 * dojump.c (do_jump): Change handling of floating-point
9891 ops to use just do_compare_and_jump.
9892 (split_comparison): New.
9893 (do_compare_rtx_and_jump): Add here logic coming previously
9894 in do_jump, using split_comparison.
9896 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9899 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9901 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9903 * tree-ssa-alias.c: Fix unintentional commit.
9905 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9907 * passes.c (execute_one_pass): Fix unintentional commit.
9909 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9911 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9912 (df_rd_local_compute, df_md_local_compute): Inline them.
9914 (df_md_scratch): New.
9915 (df_md_alloc, df_md_free): Allocate/free it.
9916 (df_md_local_compute): Only include live registers in init.
9917 (df_md_transfer_function): Prune the in-set computed by
9918 the confluence function, and the gen-set too.
9920 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9922 PR rtl-optimization/26854
9923 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9924 * df-problems.c (df_rd_add_problem): Fix comment.
9925 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9926 df_md_simulate_artificial_defs_at_top,
9927 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9928 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9929 df_md_transfer_function, df_md_init, df_md_confluence_0,
9930 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9931 problem_MD, df_md_add_problem): New.
9932 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9933 df_md_get_bb_info): New.
9934 (DF_LAST_PROBLEM_PLUS1): Adjust.
9936 * Makefile.in (fwprop.o): Include domwalk.h.
9937 * fwprop.c: Include domwalk.h.
9938 (reg_defs, reg_defs_stack): New.
9939 (bitmap_only_bit_between): Remove.
9940 (process_defs): New.
9941 (process_uses): Use reg_defs and local_md instead of
9942 bitmap_only_bit_between and local_rd.
9943 (single_def_use_enter_block): New, from build_single_def_use_links.
9944 (single_def_use_leave_block): New.
9945 (build_single_def_use_links): Remove code moved to
9946 single_def_use_enter_block, invoke domwalk.
9947 (use_killed_between): Adjust comment.
9949 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9951 * bitmap.h (bitmap_ior_and_into): New.
9952 * bitmap.c (bitmap_ior_and_into): New.
9954 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9956 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9957 before_dom_children_before_stmts and after_dom_children_after_stmts.
9958 Rename the two remaining callbacks to just before_dom_children and
9959 after_dom_children. Remove other GIMPLE statement walking bits.
9960 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9961 * graphite.c: Do not include domwalk.h.
9962 * tree-into-ssa.c (interesting_blocks): New global.
9963 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9964 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9965 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9966 now that they're not domwalk callbacks.
9967 (rewrite_initialize_block): Rename to...
9968 (rewrite_enter_block): ... this, place after called functions. Test
9969 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9970 (rewrite_finalize_block): Rename to...
9971 (rewrite_leave_block): ... this, place after called functions.
9972 (rewrite_update_init_block): Rename to...
9973 (rewrite_update_enter_block): ... this, place after called functions.
9974 Test interesting_blocks, call rewrite_update_stmt and
9975 rewrite_update_phi_arguments.
9976 (rewrite_update_fini_block): Rename to...
9977 (rewrite_leave_block): ... this, place after called functions.
9978 (rewrite_blocks): Remove last argument, simplify initialization of
9980 (mark_def_sites_initialize_block): Rename to...
9981 (mark_def_sites_block): ... this, call mark_def_sites.
9982 (mark_def_sites_blocks): Remove argument, simplify initialization of
9984 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9985 (update_ssa): Likewise.
9986 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9988 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9989 (dom_opt_initialize_block): Rename to...
9990 (dom_opt_enter_block): ... this, place after called functions. Walk
9991 statements here, inline propagate_to_outgoing_edges.
9992 (dom_opt_finalize_block): Rename to...
9993 (dom_opt_leave_block): ... this, place after called functions.
9994 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9996 (dse_enter_block, dse_record_phi): New.
9997 (dse_record_phis): Delete.
9998 (dse_finalize_block): Rename to...
9999 (dse_leave_block): ... this.
10000 (tree_ssa_dse): Simplify initialization of walk_data.
10001 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
10002 Adjust initialization of walk_data.
10003 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
10004 * tree-ssa-loop-phiopt.c (get_non_trapping):
10005 Adjust initialization of walk_data.
10006 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
10007 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
10008 it's not a domwalk callback.
10009 (uncprop_initialize_block): Rename to...
10010 (dse_enter_block): ... this, call uncprop_into_successor_phis.
10011 (dse_finalize_block): Rename to...
10012 (dse_leave_block): ... this.
10013 (tree_ssa_uncprop): Simplify initialization of walk_data.
10014 * Makefile.in: Adjust dependencies.
10016 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
10018 * arm.md (casesi): Fix test for Thumb1.
10019 (thumb1_casesi_internal_pic): Likewise.
10020 (thumb1_casesi_dispatch): Likewise.
10022 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10024 * config/arm/arm-cores.def: Added core cortex-m0.
10025 * config/arm/arm-tune.md: Regenerated.
10026 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10028 2009-06-26 DJ Delorie <dj@redhat.com>
10030 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10032 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10033 the scheduler doesn't tag jump insns.
10035 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10037 * c-decl.c (merge_decls): Re-indent.
10039 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10042 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10043 Special-case decimal float constants.
10045 2009-06-26 Richard Henderson <rth@redhat.com>
10047 * function.h (struct function): Add cannot_be_copied_reason,
10048 and cannot_be_copied_set.
10049 * tree-inline.c (has_label_address_in_static_1): Rename from
10050 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10051 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10052 don't set inline_forbidden_reason.
10053 (copy_forbidden): New function, split out of inline_forbidden_p.
10054 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10055 (inline_forbidden_p): Use copy_forbidden.
10056 (tree_versionable_function_p): Likewise.
10057 (inlinable_function_p): Merge into tree_inlinable_function_p.
10058 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10059 * ipa-cp.c (ipcp_versionable_function_p): New function.
10060 (ipcp_cloning_candidate_p): Use it.
10061 (ipcp_node_modifiable_p): Likewise.
10063 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10065 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10066 that is marked not to be inlined. Remove flag_mudflap use.
10067 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10068 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10070 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10073 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10074 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10076 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10078 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10080 (__mingwthr_remove_key_dtor): Likewise.
10082 2009-06-26 Richard Guenther <rguenther@suse.de>
10084 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10086 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10088 PR middle-end/40525
10089 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10090 try the non-cond_exec path also.
10092 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10095 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10096 (output_cbranch): Use new functions.
10097 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10100 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10101 Pat Haugen <pthaugen@us.ibm.com>
10102 Revital Eres <ERES@il.ibm.com>
10104 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10105 for %c error. Add %x support to print VSX registers as a unified
10106 register set, instead of separate float and altivec registers.
10107 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10108 %y case, and add support for VSX pre-modify addresses.
10109 (output_toc): Add assert for CONST containing an integer constant
10111 (rs6000_adjust_cost): Add POWER7 support.
10112 (insn_must_be_first_in_group): Ditto.
10113 (insn_must_be_last_in_group): Ditto.
10114 (rs6000_emit_popcount): Ditto.
10115 (rs6000_vector_mode_supported_p): Ditto.
10117 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10118 Change some of the functions called by macros to being called
10119 through a pointer, so debug functions can be inserted if
10120 -mdebug=addr or -mdebug=cost.
10121 (rs6000_preferred_reload_class_ptr): Ditto.
10122 (rs6000_secondary_reload_class_ptr): Ditto.
10123 (rs6000_secondary_memory_needed_ptr): Ditto.
10124 (rs6000_cannot_change_mode_class_ptr): Ditto.
10125 (rs6000_secondary_reload_inner): Ditto.
10126 (rs6000_legitimize_reload_address): Ditto.
10127 (rs6000_legitimize_reload_address_ptr): Ditto.
10128 (rs6000_mode_dependent_address): Ditto.
10129 (rs6000_mode_dependent_address_ptr): Ditto.
10131 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10132 function to return true if the mode allows reg + integer
10134 (virtual_stack_registers_memory_p): New function to return true if
10135 the address refers to a virtual stack register.
10136 (rs6000_legitimate_offset_address_p): Move code to say whether a
10137 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10139 (rs6000_legitimate_address_p): Add checks for modes that only can
10140 do reg+reg addressing. Start adding VSX support.
10141 (rs6000_legitimize_reload_address): Ditto.
10142 (rs6000_legitimize_address): Ditto.
10143 (rs6000_debug_legitimate_address_p): New debug functions for
10144 -mdebug=addr and -mdebug=cost.
10145 (rs6000_debug_rtx_costs): Ditto.
10146 (rs6000_debug_address_costs): Ditto.
10147 (rs6000_debug_adjust_cost): Ditto.
10148 (rs6000_debug_legitimize_address): Ditto.
10149 (rs6000_legitimize_reload_address_ptr): Point to call normal
10150 function or debug function. Make functions called via pointer
10152 (rs6000_mode_dependent_address_ptr): Ditto.
10153 (rs6000_secondary_reload_class_ptr): Ditto.
10154 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10155 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10156 into a friendlier error.
10157 (rs6000_init_builtins): Add initial VSX support.
10158 (rs6000_adjust_cost): Fix some spacing issues.
10160 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10161 (REG_CLASS_NAMES): Ditto.
10162 (REG_CLASS_CONTENTS): Ditto.
10163 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10164 pointer, to add -mdebug=addr support.
10165 (CANNOT_CHANGE_MODE_CLASS): Ditto.
10166 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
10167 -mdebug=addr support.
10168 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
10169 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
10170 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
10172 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
10174 (bswapsi*): Set attribute types for load/store. Add combiner
10175 patterns to eliminate zero extend on 64-bit.
10176 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
10177 stdbrx if the hardware supports those instructions.
10179 2009-06-25 Ian Lance Taylor <iant@google.com>
10181 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
10182 (Link Options): Document -static-libstdc++.
10184 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10187 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
10188 DATA_ALIGNMENT instead.
10190 2009-06-25 Richard Guenther <rguenther@suse.de>
10192 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10193 indirect references against the callused/escaped solutions.
10194 (call_may_clobber_ref_p_1): Likewise.
10196 2009-06-25 Martin Jambor <mjambor@suse.cz>
10198 PR tree-optimization/40493
10199 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10200 (enum unscalarized_data_handling): New type.
10201 (handle_unscalarized_data_in_subtree): Return what has been done.
10202 (load_assign_lhs_subreplacements): Handle left flushes differently.
10203 (sra_modify_assign): Use unscalarized_data_handling, simplified
10204 condition determining whether to remove the statement.
10206 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
10208 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
10209 excerpt - @ should be doubled for texinfo.
10211 2009-06-24 Ian Lance Taylor <iant@google.com>
10213 * config/arc/arc.c: Include "df.h".
10214 (arc_attribute_table): Make static. Move higher in file.
10215 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
10216 (output_shift): Initialize n later to avoid warning.
10217 * config/arm/arm.c (arm_attribute_table): Make static. Move
10219 * config/avr/avr.c (avr_attribute_table): Make static. Move
10221 (reg_class_tab): Change array type from int to enum reg_class.
10222 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10224 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10225 (lshrhi3_out): Likewise.
10226 (class_likely_spilled_p): Change return type to bool.
10227 (avr_rtx_costs): Use local code variable with enum type.
10228 * config/avr/avr.md (movmemhi): Use add_reg_note.
10229 (andhi3, andsi3): Don't use AS2 with "and".
10230 (iorhi3, iorsi3): Don't use AS2 with "or".
10231 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10232 * config/crx/crx.c: Include "df.h".
10233 (crx_attribute_table): Make static.
10234 * config/m32r/m32r.c: Include "df.h".
10235 (m32r_attribute_table): Make static. Move higher in file.
10236 (pop): Use add_reg_note.
10237 (block_move_call): Change 0 to LCT_NORMAL in function call.
10238 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10239 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10240 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10241 declare, not just when TREE_CODE is defined.
10242 * config/m68hc11/m68hc11.c: Include "expr.h".
10243 (m68hc11_attribute_table): Make static. Move higher in file.
10244 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10246 (m68hc11_register_indirect_p): Likewise.
10247 (m68hc11_function_arg_padding): Change return type to enum
10249 (emit_move_after_reload): Use add_reg_note.
10250 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10251 (m68hc11_split_logical): Likewise.
10252 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10254 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10255 to VOIDmode in function call.
10256 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10258 (m68hc11_split_logical): Update declaration.
10259 (m68hc11_function_arg_padding): Update declaration.
10260 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10261 to array of enum reg_class.
10262 (mcore_attribute_table): Make static. Move higher in file.
10263 (mcore_rtx_costs): Add cast to enum type.
10264 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10265 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10266 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10268 * config/sh/predicates.md (trapping_target_operand): Rename and to
10270 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10272 * config/spu/spu.c (spu_attribute_table): Make static. Move
10274 * config/v850/v850.c (v850_attribute_table): Make static. Move
10276 (v850_rtx_costs): Use local code with enum type.
10277 (expand_epilogue): Add cast.
10278 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10280 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10283 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10284 -m2a-single-only and -m2a-nofpu.
10285 * config/sh/sh.opt: Document m2a generates FPU code.
10287 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10289 * defaults.h (CAN_ELIMINATE): Provide default.
10290 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10291 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10292 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10293 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10294 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10295 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10296 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10297 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10298 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10299 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10301 2009-06-24 DJ Delorie <dj@redhat.com>
10303 * mep-ext-cop.cpu: Fix copyright notice.
10304 * mep-default: Fix copyright notice.
10305 * mep-core: Fix copyright notice.
10306 * mep: Fix copyright notice.
10307 * mep-ivc2: Fix copyright notice.
10308 * mep-c5: Fix copyright notice.
10310 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10312 * doc/contrib.texi (Contributors):
10314 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10316 PR middle-end/40501
10317 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10318 src and dst operands if necessary.
10320 2009-06-23 DJ Delorie <dj@redhat.com>
10323 * config.gcc: Add mep support.
10324 * recog.c: Resurrect validate_replace_rtx_subexp().
10325 * recog.h: Likewise.
10326 * config/mep/: Add new port:
10327 * config/mep/constraints.md: New file.
10328 * config/mep/default.h: New file.
10329 * config/mep/intrinsics.h: New file.
10330 * config/mep/intrinsics.md: New file.
10331 * config/mep/ivc2-template.h: New file.
10332 * config/mep/mep-c5.cpu: New file.
10333 * config/mep/mep-core.cpu: New file.
10334 * config/mep/mep-default.cpu: New file.
10335 * config/mep/mep-ext-cop.cpu: New file.
10336 * config/mep/mep-intrin.h: New file.
10337 * config/mep/mep-ivc2.cpu: New file.
10338 * config/mep/mep-lib1.asm: New file.
10339 * config/mep/mep-lib2.c: New file.
10340 * config/mep/mep-pragma.c: New file.
10341 * config/mep/mep-protos.h: New file.
10342 * config/mep/mep-tramp.c: New file.
10343 * config/mep/mep.c: New file.
10344 * config/mep/mep.cpu: New file.
10345 * config/mep/mep.h: New file.
10346 * config/mep/mep.md: New file.
10347 * config/mep/mep.opt: New file.
10348 * config/mep/predicates.md: New file.
10349 * config/mep/t-mep: New file.
10351 2009-06-23 Ian Lance Taylor <iant@google.com>
10353 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10354 from loose_warn into c_loose_warn and from strict_warn into
10355 c_strict_warn. Set and substitute warn_cxxflags. Check for
10356 --enable-build-with-cxx. Set and substitute
10357 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10358 * Makefile.in (CXXFLAGS): New variable.
10359 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10360 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10361 the default is the same as $(STRICT_WARN).
10362 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10363 (CXX): New variable.
10364 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10365 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10366 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10367 (HOST_LIBS): New variable.
10368 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10369 (ALL_CXXFLAGS): New variable.
10370 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10371 * doc/install.texi (Configuration): Document
10372 --enable-build-with-cxx, --with-stage1-ldflags,
10373 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10374 * configure: Rebuild.
10376 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10378 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10379 from previous commit.
10381 2009-06-23 Ian Lance Taylor <iant@google.com>
10383 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10385 2009-06-23 Ian Lance Taylor <iant@google.com>
10387 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10388 with ATTRIBUTE_UNUSED.
10390 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10391 Pat Haugen <pthaugen@us.ibm.com>
10392 Revital Eres <eres@il.ibm.com>
10394 * config.in (HAVE_AS_POPCNTD): Add default definition.
10395 (HAVE_AS_LWSYNC): Ditto.
10397 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10399 (gcc_cv_as_powerpc_cmpb): Ditto.
10400 (gcc_cv_as_powerpc_dfp): Ditto.
10401 (gcc_cv_as_powerpc_vsx): Ditto.
10402 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10403 supporting the popcntd/lwsync instructions.
10404 (gcc_cv_as_powerpc_lwsync): Ditto.
10405 * configure: Regenerate.
10407 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10408 -mcpu=native and -mcpu=power7.
10409 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10411 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10412 a variable instead of a mask to reduce the number of mask bits.
10413 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10414 (-mbit-word): Ditto.
10415 (-mregnames): Ditto.
10416 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10417 (-mfused-madd): Ditto.
10419 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10421 (-mvsx): New switch for VSX instructions.
10422 (-misel): Move from a variable to a mask to allow it to be set by
10425 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10426 function declaration to an array declaration.
10427 (rs6000_hard_regno_nregs): New external array declaration.
10429 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10430 files included by rs6000.md.
10432 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10433 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10435 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10437 (rs6000_debug_reg): New -mdebug= variables.
10438 (rs6000_debug_addr): Ditto.
10439 (rs6000_debug_cost): Ditto.
10440 (rs6000_pmode): New variable to hold Pmode.
10441 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10442 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10443 calculated at compiler start.
10444 (rs6000_hard_regno_nregs): Change function to an array which holds
10445 HARD_REGNO_NREGS calculated at compiler start.
10446 (rs6000_explicit_options): Delete isel field.
10447 (rs6000_vector_unit): New array to hold which vector unit
10448 supports arithmetic options for a given type.
10449 (rs6000_vector_mem): New array to hold which vector unit supports
10450 memory reference operations for a given type.
10451 (rs6000_vector_align): New array to given the alignment of each
10453 (power7_cost): New basic costs for power7.
10454 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10455 (rs6000_hard_regno_nregs_internal): New function, moved from
10456 HARD_REGNO_NREGS, to calculate the number of registers each hard
10457 register takes for each type.
10458 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10459 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10460 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10461 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10462 unit information here so it is calculated once at compiler startup
10464 (rs6000_override_options): Make -misel a target mask. Add more
10465 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10466 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10468 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10469 (rs6000_handle_option): Move -misel from variable to target mask.
10470 (rs6000_builtin_mask_for_load): Add VSX support.
10471 (rs6000_conditional_register_usage): Ditto.
10472 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10473 (function_arg_boundary): Ditto.
10474 (rs6000_expand_builtin): Ditto.
10475 (def_builtin): Make abort message a little friendlier.
10476 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10478 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10479 assembler support the popcntd instruction instead of a vsx
10480 instruction to enable power7 support.
10481 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10482 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10483 option to the assembler if -mcpu=native.
10484 (ASM_CPU_NATIVE_SPEC): Ditto.
10485 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10487 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10488 the lwsync instruction.
10489 (enum processor_type): Add PROCESSOR_POWER7.
10490 (rs6000_debug_reg): New -mdebug= options.
10491 (rs6000_debug_addr): Ditto.
10492 (rs6000_debug_cost): Ditto.
10493 (rs6000_isel): Delete.
10494 (enum rs6000_vector): New enum to say what vector unit we have.
10495 (VECTOR_UNIT_*): New macros to say which vector unit has
10496 arithmetic operations for a given type.
10497 (VECTOR_MEM_*): New macros to say which vector unit has memory
10498 operations for a given type.
10499 (TARGET_LDBRX): Whether the machine supports the ldbrx
10501 (TARGET_ISEL): Delete, -misel moved to be a mask.
10502 (TARGET_ISEL64): New macro for 64-bit isel support.
10503 (UNITS_PER_VSX_WORD): New macro.
10504 (POINTER_SIZE): Move to be an external variable, rather than
10505 calculating whether we are generating 32 ot 64-bit code.
10507 (STACK_BOUNDARY): Add VSX support.
10508 (LOCAL_ALIGNMENT): Ditto.
10509 (SLOW_UNALIGNED_ACCESS): Ditto.
10510 (VSX_REGNO_P): New macro for VSX support.
10511 (VFLOAT_REGNO_P): Ditto.
10512 (VINT_REGNO_P): Ditto.
10513 (VLOGICAL_REGNO_P): Ditto.
10514 (VSX_VECTOR_MODE): Ditto.
10515 (VSX_SCALAR_MODE): Ditto.
10517 (VSX_MOVE_MODE): Ditto.
10518 (VSX_REG_CLASS_P): Ditto.
10519 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10521 (UNITS_PER_SIMD_WORD): Add VSX support.
10522 (MODES_TIEABLE_P): Ditto.
10523 (STARTING_FRAME_OFFSET): Ditto.
10524 (STACK_DYNAMIC_OFFSET): Ditto.
10525 (EPILOGUE_USES): Ditto.
10526 (REGNO_REG_CLASS): Move to array lookup.
10527 (CLASS_MAX_NREGS): Ditto.
10528 (rs6000_vector_reg_class): Add declaration.
10529 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10530 overlap with the floating point and Altivec registers.
10532 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10534 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10535 give the appropriate asm switches if -mcpu=native.
10536 (host_detect_local_cpu): Add support for "asm".
10537 (host_detect_local_cpu): Follow GNU code guidelines for name.
10539 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10540 -mbit-word to a variable instead of being a target mask.
10542 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10543 emit the lwsync instruction instead of emitting the instruction as
10544 an integer constant.
10546 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10547 fixuns_trundfsi2, move expander into rs6000.md.
10549 * config/rs6000/rs6000.md (cpu): Add power7.
10550 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10551 (logical predicate patterns): Change the single instruction
10552 primitives that set CR0 to be fast_compare instead of compare.
10554 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10555 (popcntddi2): Ditto.
10556 (popcount<mode>): Ditto.
10557 (floating multiply/add insns): Name the floating point
10558 multiply/add insns.
10559 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10560 (isel_unsigned_<mode>): Ditto.
10561 (fixuns_trundfsi2): Move expander here from spe.md.
10562 (smindi3): Define if we have -misel on 64-bit systems.
10567 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10569 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10571 * config/avr/avr.c (avr_current_device): New variable.
10572 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10573 (avr_arch, mcu_type_s): Move to avr.h.
10574 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10575 default_data_section_start fields.
10576 (avr_arch): Moved from avr.c.
10577 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10578 library_name fields.
10579 (avr_current_device, avr_mcu_types, avr_arch_types,
10580 avr_device_to_arch, avr_device_to_data_start,
10581 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10582 (EXTRA_SPEC_FUNCTIONS): Define.
10583 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10584 options mapping. Use device_to_arch and device_to_data_start insted.
10585 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10586 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10587 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10588 * config/avr/driver-avr.c: New file.
10589 * config/avr/avr-devices.c: New file.
10591 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10593 * var-tracking.c (unshare_variable): Force initialized to
10594 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10595 (set_variable_part): Likewise.
10596 (struct variable_union_info): Remove pos_src field.
10597 (vui_vec, vui_allocated): New variables.
10598 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10599 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10600 == 1 use a simpler sorting algorithm. Compute pos field right
10601 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10602 Avoid quadratic comparison if !flag_var_tracking_uninit.
10603 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10604 unshare_variable unconditionally.
10605 (dataflow_set_different_2): Removed.
10606 (dataflow_set_different): Don't traverse second hash table.
10607 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10608 unconditionally to var_reg_set or var_mem_set.
10609 (emit_notes_in_bb): Likewise.
10610 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10612 (emit_note_insn_var_location): Don't set initialized to
10613 VAR_INIT_STATUS_INITIALIZED early.
10614 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10616 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10618 * tree-object-size.c (addr_object_size): Instead of checking
10619 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10620 are no FIELD_DECLs following it.
10622 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10624 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10625 order to match bswaps with signed source operands.
10627 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10629 * sdbout.c (sdbout_one_type): Fix braces in switch.
10631 2009-06-23 Richard Guenther <rguenther@suse.de>
10633 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10635 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10636 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10637 var_callused, callused_tree, var_storedanything, storedanything_tree,
10638 var_integer, integer_tree): Remove global variables.
10639 (new_var_info): Do not pass new id, append the new var to the
10640 global variable vector.
10641 (do_ds_constraint): Use is_global_var member of the variable-info.
10642 (new_scalar_tmp_constraint_exp): Adjust.
10643 (create_function_info_for): Likewise.
10644 (create_variable_info_for): Likewise.
10645 (find_what_var_points_to): Remove dead code.
10646 (init_base_vars): Simplify.
10647 (compute_points_to_sets): Adjust.
10649 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10651 * combine.c (try_combine): Dump information about the insns we're
10654 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10656 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10657 check when calling force_to_mode on TRUNCATE's operand.
10659 2009-06-22 Ian Lance Taylor <iant@google.com>
10661 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10663 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10665 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10667 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10669 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10670 override library linkage flags such as -static-libgcc or
10673 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10675 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10677 2009-06-22 Ian Lance Taylor <iant@google.com>
10679 * config/linux.opt: Put mglibc ahead of muclibc.
10681 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10682 for duplicate decls.
10684 2009-06-22 Matthias Klose <doko@ubuntu.com>
10686 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10688 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10691 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10692 instead of NULL if a parser error occurs.
10694 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10696 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10697 non-DWARF2_DEBUGGING_INFO version.
10699 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10701 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10702 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10704 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10705 (LIBGCC2_TF_CEXT): Define.
10708 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10711 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10713 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10715 * config/arm/arm.c (arm_override_options): Disable
10716 -mcaller-super-interworking and -mcallee-super-interworking.
10717 * doc/invoke.texi (ARM Options): Document this.
10719 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10721 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10722 * config/arm/constraints.md (j): New constraint for movw operands.
10723 (N): Remove thumb2 meaning.
10724 * config/arm/arm.md (*arm_movw): Delete.
10725 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10726 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10727 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10729 2009-06-22 Martin Jambor <mjambor@suse.cz>
10731 PR tree-optimization/40492
10732 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10733 build_ref_for_offset.
10735 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10737 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10738 JUMP_TABLE_DATA_P predicates where applicable.
10739 * auto-inc-dec.c: Ditto.
10740 * builtins.c: Ditto.
10741 * caller-save.c: Ditto.
10743 * cfgcleanup.c: Ditto.
10744 * cfglayout.c: Ditto.
10746 * combine.c: Ditto.
10747 * combine-stack-adj.c: Ditto.
10751 * df-scan.c: Ditto.
10753 * dwarf2asm.c: Ditto.
10754 * dwarf2out.c: Ditto.
10755 * emit-rtl.c: Ditto.
10761 * function.c: Ditto.
10764 * genpreds.c: Ditto.
10765 * genrecog.c: Ditto.
10767 * ira-costs.c: Ditto.
10768 * ira-lives.c: Ditto.
10770 * loop-iv.c: Ditto.
10771 * lower-subreg.c: Ditto.
10772 * modulo-sched.c: Ditto.
10774 * postreload.c: Ditto.
10775 * print-rtl.c: Ditto.
10777 * reginfo.c: Ditto.
10778 * regmove.c: Ditto.
10779 * reload1.c: Ditto.
10782 * rtlanal.c: Ditto.
10784 * sched-vis.c: Ditto.
10786 * sel-sched-ir.c: Ditto.
10787 * simplify-rtx.c: Ditto.
10788 * targhooks.c: Ditto.
10789 * var-tracking.c: Ditto.
10790 * vmsdbgout.c: Ditto.
10792 2009-06-22 Matthias Klose <doko@ubuntu.com>
10794 * Makefile.in (install-plugin): Always use DESTDIR.
10796 2009-06-22 Olivier Hainque <hainque@adacore.com>
10798 * config/pa/pa.c (output_call): Don't optimize post call jumps
10799 into return address adjustments if the call may throw.
10801 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10803 * arm.c (thumb1_output_casesi): New function.
10804 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10805 optimizing for size or PIC.
10806 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10807 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10808 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10809 (thumb1_casesi_internal_pic): New expand rule.
10810 (thumb1_casesi_dispatch): New pattern.
10811 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10813 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10814 in the text seciton when PIC or optimizing for size.
10815 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10816 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10817 preservation properties of code.
10818 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10819 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10820 (__gnu_thumb1_case_si): New function.
10821 * t-arm (LIB1ASMSRC): Define here.
10822 (LIB1ASMFUNCS): Add some common functions.
10823 * t-arm-elf (LIB1ASMSRC): Delete.
10824 (LIB1ASMFUNCS): Append to existing set.
10825 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10826 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10827 * t-symbian (LIB1ASMFUNCS): Likewise.
10828 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10829 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10831 2009-06-21 Richard Guenther <rguenther@suse.de>
10833 PR tree-optimization/38729
10834 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10835 to loops with a single exit if -fno-expensive-optimizations.
10837 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10839 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10840 (dataflow_set): Change vars type from htab_t to shared_hash.
10841 (shared_hash_pool, empty_shared_hash): New variables.
10842 (vars_clear): Removed.
10843 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10844 shared_hash_find_slot_unshare, shared_hash_find_slot,
10845 shared_hash_find_slot_noinsert, shared_hash_find): New
10847 (shared_hash_unshare, shared_hash_destroy): New functions.
10848 (unshare_variable): Unshare set->vars if shared, use
10850 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10851 (get_init_value, find_src_set_src, dump_dataflow_set,
10852 clobber_variable_part, emit_notes_for_differences): Use
10854 (dataflow_set_init): Remove second argument, set vars to
10855 empty_shared_hash instead of creating a new htab.
10856 (dataflow_set_clear): Call shared_hash_destroy and set vars
10857 to empty_shared_hash instead of calling vars_clear.
10858 (dataflow_set_copy): Don't call vars_copy, instead just share
10859 the src htab with dst.
10860 (variable_union): Use shared_hash_*, use initially NO_INSERT
10861 lookup if set->vars is shared. Don't keep slot cleared before
10862 calling unshare_variable. Unshare set->vars if needed.
10863 Even ->refcount == 1 vars must be unshared if set->vars is shared
10864 and var needs to be modified.
10865 (variable_canonicalize): New function.
10866 (dataflow_set_union): If dst->vars is empty, just share src->vars
10867 with dst->vars and traverse with variable_canonicalize to canonicalize
10868 and unshare what is needed.
10869 (dataflow_set_different): If old_set and new_set use the same shared
10870 htab, they aren't different. If number of htab elements is different,
10871 htabs are different. Use shared_hash_*.
10872 (dataflow_set_destroy): Call shared_hash_destroy instead of
10874 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10875 second argument to dataflow_set_init.
10876 (vt_initialize): Likewise. Initialize shared_hash_pool and
10877 empty_shared_hash, move bb in/out initialization afterwards.
10878 Use variable_htab_free instead of NULL as changed_variables del hook.
10879 (variable_was_changed): Change type of second argument to pointer to
10880 dataflow_set. When inserting var into changed_variables, bump
10881 refcount. Unshare set->vars if set is shared htab and slot needs to
10883 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10884 lookup if set->vars is shared. Unshare set->vars if needed.
10885 Even ->refcount == 1 vars must be unshared if set->vars is shared
10886 and var needs to be modified. Adjust variable_was_changed caller.
10887 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10888 vars must be unshared if set->vars is shared and var needs to be
10889 modified. Adjust variable_was_changed caller.
10890 (emit_note_insn_var_location): Don't pool_free var.
10891 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10893 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10894 free_alloc_pool on shared_hash_pool.
10896 2009-06-20 Anthony Green <green@moxielogic.com>
10898 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10899 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10901 2009-06-20 Richard Guenther <rguenther@suse.de>
10903 * tree-ssa-structalias.c (find_func_aliases): For memset use
10904 a constraint from NULL if we memset to zero.
10905 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10906 we explicitly handle that do not read from memory.
10907 (call_may_clobber_ref_p_1): Properly handle builtins that may
10910 2009-06-20 Richard Guenther <rguenther@suse.de>
10912 PR tree-optimization/40495
10913 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10914 (new_scalar_tmp_constraint_exp): New function.
10915 (process_constraint): Do not create temporary decls.
10916 (process_all_all_constraints): Likewise.
10917 (handle_const_call): Likewise.
10918 (create_function_info_for): Do not set decl.
10920 2009-06-19 Ian Lance Taylor <iant@google.com>
10922 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10923 (rs6000_attribute_table): Make static; move before use.
10925 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10927 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10928 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10929 Propagate the TREE_READONLY flag without overwriting it.
10930 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10931 Propagate the TREE_READONLY flag onto the result.
10932 (process_call_operands): Move around. Use correct constant value.
10934 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10937 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10938 * config/arm/arm.md: Likewise.
10940 2009-06-19 Ian Lance Taylor <iant@google.com>
10942 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10943 to GIMPLE_ERROR_MARK.
10945 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10946 op2_original_type parameters. Warn about using different enum types.
10947 * c-parser.c (c_parser_conditional_expression): Pass original
10948 types to build_conditional_expr.
10949 * c-tree.h (build_conditional_expr): Update declaration.
10951 2009-06-19 Ian Lance Taylor <iant@google.com>
10953 * config/i386/i386.c (ix86_function_specific_save): Test that
10954 fields match values, rather than testing the values are in a
10957 2009-06-19 Richard Guenther <rguenther@suse.de>
10959 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10960 ADDR_EXPR pointers.
10961 (ptr_derefs_may_alias_p): Likewise.
10962 (ptr_deref_may_alias_ref_p_1): New function.
10963 (ptr_deref_may_alias_ref_p): Likewise.
10964 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10965 covered by looking at the ESCAPED solution.
10966 (call_may_clobber_ref_p_1): Likewise.
10967 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10968 Handle NULL_TREE offset. Do not produce redundant constraints.
10969 (process_all_all_constraints): New helper function.
10970 (do_structure_copy): Use it.
10971 (handle_lhs_call): Likewise.
10972 (find_func_aliases): Handle some builtins with pointer arguments
10973 and/or return values explicitly.
10975 2009-06-19 Ian Lance Taylor <iant@google.com>
10977 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10979 2009-06-19 Ian Lance Taylor <iant@google.com>
10981 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10983 2009-06-19 Ian Lance Taylor <iant@google.com>
10985 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10986 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10989 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10990 uninitialized const.
10992 2009-06-19 Ian Lance Taylor <iant@google.com>
10994 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10997 * c-decl.c (in_struct, struct_types): Remove.
10998 (struct c_binding): Add in_struct field.
10999 (c_binding_ptr): Define type, along with VEC.
11000 (struct c_struct_parse_info): Define.
11001 (struct_parse_info): New static variable.
11002 (bind): Initialize in_struct field.
11003 (start_struct): Remove enclosing_in_struct and
11004 enclosing_struct_types parameters. Add
11005 enclosing_struct_parse_info parameter. Change all callers. Set
11006 struct_parse_info rather than in_struct and struct_types.
11007 (grokfield): If -Wc++-compat and there is a symbol binding for the
11008 field name, set the in_struct flag and push it on the
11009 struct_parse_info->fields vector.
11010 (warn_cxx_compat_finish_struct): New static function.
11011 (finish_struct): Remove enclosing_in_struct and
11012 enclosing_struct_types parameters. Add
11013 enclosing_struct_parse_info parameter. Change all callers. Don't
11014 set C_TYPE_DEFINED_IN_STRUCT here. Call
11015 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
11016 parameter. Only push on struct_types if warn_cxx_compat.
11017 (finish_enum): Only push on struct_types if warn_cxx_compat.
11018 (declspecs_add_type): Add loc parameter. Change all callers.
11019 Change all error calls to error_at. Pass loc, not input_location,
11020 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11021 defined in a struct. If -Wc++-compat and parsing a struct, record
11022 that a typedef name was used.
11023 * c-parser.c (c_parser_declspecs): Get location to pass to
11024 declspecs_add_type.
11025 (c_parser_struct_or_union_specifier): Update calls to start_struct
11027 * c-tree.h (struct c_struct_parse_info): Declare.
11028 (finish_struct, start_struct): Update declarations.
11029 (declspecs_add_type): Update declaration.
11031 2009-06-19 Ian Lance Taylor <iant@google.com>
11033 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11034 variable with an anonymous type.
11036 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11038 * see.c: Remove for real.
11040 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11042 * optabs.h (enum optab_index): Add new OTI_significand.
11043 (significand_optab): Define corresponding macro.
11044 * optabs.c (init_optabs): Initialize significand_optab.
11045 * genopinit.c (optabs): Implement significand_optab using
11046 significand?f2 patterns.
11047 * builtins.c (expand_builtin_mathfn): Handle
11048 BUILT_IN_SIGNIFICAND{,F,L}.
11049 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11050 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11052 * config/i386/i386.md (significandxf2, significand<mode>2): New
11053 expanders to implement significandf, significand and significandl
11054 built-ins as inline x87 intrinsics.
11056 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11058 * config/avr/avr.c (avr_override_options): Remove setting value of
11059 PARAM_INLINE_CALL_COST.
11061 2009-06-18 Richard Henderson <rth@redhat.com>
11064 * tree-pass.h (TDF_ASMNAME): New.
11065 * tree-dump.c (dump_options): Add asmname.
11066 * doc/invoke.texi: Document it.
11068 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11069 (dump_decl_name): ...here.
11070 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11071 (dump_generic_node): Update dump_function_name calls.
11072 (print_call_name): New flags arg; update all dump calls.
11073 * diagnostic.h (print_call_name): Update.
11074 * gimple-pretty-print.c (dump_gimple_call): Update.
11076 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11079 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11081 2009-06-18 Diego Novillo <dnovillo@google.com>
11083 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11084 * plugin.c (str_license): Declare.
11085 (try_init_one_plugin): Assert that the symbol
11086 'plugin_is_GPL_compatible' exists.
11088 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11091 * Makefile.in (OBJS-common): Remove see.o.
11093 * common.opt (fsee): Mark as preserved for backward compatibility.
11094 * opts.c (common_handle_option): Add OPT_fsee to the backward
11095 compatibility section.
11096 * passes.c (init_optimization_passes, pass_see): Remove pass.
11097 * timevar.def (TV_SEE): Remove.
11098 * tree-pass.h (pass_see): Remove declaration.
11099 * doc/invoke.texi (-fsee): Remove documentation.
11101 2009-06-18 Martin Jambor <mjambor@suse.cz>
11103 * tree-sra.c: Include statistics.h
11104 (sra_stats): New variable.
11105 (sra_initialize): Clear sra_stats.
11106 (create_access_replacement): Increment sra_stats.replacements.
11107 (get_access_replacement): Do not return twice.
11108 (analyze_all_variable_accesses): Increment statistics counter by the
11109 number of scalarized aggregates.
11110 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11111 (sra_modify_expr): Increment sra_stats.exprs.
11112 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11113 (sra_modify_assign): Increment sra_stats.exprs,
11114 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11115 (perform_intra_sra): Update statistics counters.
11116 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11118 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11120 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11121 (arm_scalar_mode_supported_p): New function.
11123 2009-06-18 Paul Brook <paul@codesourcery.com>
11124 Sandra Loosemore <sandra@codesourcery.com>
11126 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11127 (__extendhfsf2, __truncsfhf2): Define.
11128 * config/arm/fp16.c: New file.
11129 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11130 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11132 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11134 * doc/extend.texi (Half-Precision): New section.
11135 * doc/invoke.texi (Option Summary): List -mfp16-format.
11136 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11137 * config/arm/arm.opt (mfp16-format=): New.
11138 * config/arm/arm.c: Include intl.h.
11139 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11140 (TARGET_INVALID_RETURN_TYPE): Redefine.
11141 (TARGET_PROMOTED_TYPE): Redefine.
11142 (TARGET_CONVERT_TO_TYPE): Redefine.
11143 (arm_fp16_format): Define.
11144 (all_fpus): Add entry for neon-fp16.
11145 (fp_model_for_fpu): Likewise.
11146 (struct fp16_format): Declare.
11147 (all_fp16_formats): Define.
11148 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11150 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11152 (arm_legitimate_index_p): Treat HFmode like HImode.
11153 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11154 (coproc_secondary_reload_class): Special-case HFmode.
11155 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11156 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11157 (arm_init_fp16_builtins): New.
11158 (arm_init_builtins): Call it.
11159 (arm_invalid_parameter_type): New.
11160 (arm_invalid_return_type): New.
11161 (arm_promoted_type): New.
11162 (arm_convert_to_type).
11163 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11165 (arm_emit_fp16_const): New function.
11166 (arm_mangle_type): Mangle __fp16 as "Dh".
11167 * config/arm/arm.h (TARGET_VFPD32): Make it know about
11169 (TARGET_NEON_FP16): New.
11170 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
11171 (enum fputype): Add FPUTYPE_NEON_FP16.
11172 (enum arm_fp16_format_type): Declare.
11173 (arm_fp16_format): Declare.
11174 (LARGEST_EXPONENT_IS_NORMAL): Define.
11175 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
11176 * config/arm/arm-modes.def (HFmode): Define.
11177 * config/arm/vfp.md: (*movhf_vfp): New.
11178 (extendhfsf2): New.
11180 * config/arm/arm.md: (fpu): Add neon_fp16.
11181 (floatsihf2, floatdihf2): New.
11182 (fix_trunchfsi2, fix_trunchfdi2): New.
11184 (extendhfdf2): New.
11186 (*arm32_movhf): New.
11187 (*thumb1_movhf): New.
11188 (consttable_2): Add check for HFmode constants.
11189 (consttable_4): Handle HFmode constants.
11191 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11193 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11195 2009-06-17 Olivier Hainque <hainque@adacore.com>
11197 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11198 const char ** conversion in AIX specific section.
11200 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11202 * config/i386/i386.c (ix86_special_builtin_type): Remove
11203 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11204 (bdesc_special_args): Updated.
11205 (ix86_init_mmx_sse_builtins): Likewise.
11206 (ix86_expand_special_args_builtin): Likewise.
11208 2009-06-17 Richard Henderson <rth@redhat.com>
11210 * tree-pretty-print.c (maybe_dump_asm_name): New.
11211 (dump_decl_name): Use it.
11212 (PRINT_FUNCTION_NAME): Merge into...
11213 (dump_function_name): ... here. Use maybe_dump_asm_name.
11215 2009-06-17 Cary Coutant <ccoutant@google.com>
11217 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
11219 * debug.c (struct gcc_debug_hooks): Change placeholder for
11221 (debug_nothing_int_charstar_int): Replaced by...
11222 (debug_nothing_int_charstar_int_bool): ...this.
11223 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11224 source_line prototype.
11225 (debug_nothing_int_charstar_int): Replaced by...
11226 (debug_nothing_int_charstar_int_bool): ...this.
11227 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11228 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11229 Output is_stmt operand when necessary.
11230 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11231 (notice_source_line): Add is_stmt parameter.
11232 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11233 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11235 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11236 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11238 2009-06-17 Ian Lance Taylor <iant@google.com>
11240 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11242 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11245 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11247 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11248 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11249 tree_strip_sign_nop_conversions and
11250 tree_ssa_strip_useless_type_conversions rather than stripping
11251 the operations here.
11252 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11254 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11255 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11256 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11257 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11260 2009-06-17 Michael Eager <eager@eagercon.com>
11262 * config/rs6000/constraints.md (register_constraint "d"): New.
11263 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11264 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11265 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11266 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11267 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11268 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11269 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11270 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11271 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11272 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11274 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11275 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11276 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11277 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11278 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11279 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11280 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11281 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11282 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11283 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11284 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11285 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11286 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11287 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11289 2009-06-16 Ian Lance Taylor <iant@google.com>
11291 * profile.c (total_num_never_executed): Don't define.
11292 (compute_branch_probabilities): Don't count or print
11293 num_never_executed.
11294 (init_branch_prob): Don't set total_num_never_executed.
11295 (end_branch_prob): Don't print total_num_never_executed.
11297 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11299 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11301 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11303 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11304 (nabstd2_fpr): Same.
11306 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11308 * expr.c (expand_assignment): Change complex type check.
11310 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11312 * doc/plugins.texi (Building GCC plugins): Added new section.
11314 2009-06-17 Ian Lance Taylor <iant@google.com>
11316 * c-pch.c (get_ident): Don't set size of templ array.
11317 (pch_init): Don't set size of partial_pch array.
11319 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11320 string constant to intialize an array whose size is the length of
11323 2009-06-17 Richard Guenther <rguenther@suse.de>
11325 PR tree-optimization/40389
11326 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11327 to addressable types.
11328 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11330 2009-06-17 Richard Guenther <rguenther@suse.de>
11332 PR middle-end/40460
11333 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11334 if there is no evolution of left in the loop bail out.
11335 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11336 chrec_fold_multiply.
11338 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11339 Janis Johnson <janis187@us.ibm.com>
11342 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11343 for the symbol ref of a constant that is the source of a move
11344 - nor for any other not-obvious-label-ref constants.
11346 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11348 * plugin.c (position_pass): Skip newly inserted pass during list
11349 traversal to avoid repeated insertion.
11351 2009-06-16 Ian Lance Taylor <iant@google.com>
11353 * vec.h (VEC_stack_alloc): Define different version if
11354 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11355 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11356 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11357 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11359 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11361 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11363 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11364 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11365 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11366 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11367 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11368 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11369 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11370 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11371 __builtin_ia32_rdtscp.
11372 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11373 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11374 and __builtin_ia32_rorhi.
11375 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11376 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11377 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11378 (ix86_expand_args_builtin): Likewise.
11379 (ix86_expand_special_args_builtin): Likewise.
11381 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11382 (UNSPECV_RDTSC): Likewise.
11383 (UNSPECV_RDPMC): Likewise.
11384 (*bsr): Renamed to ...
11386 (*bsr_rex64): Renamed to ...
11389 (*rdpmc): Likewise.
11390 (*rdpmc_rex64): Likewise.
11392 (*rdtsc): Likewise.
11393 (*rdtsc_rex64): Likewise.
11394 (rdtscp): Likewise.
11395 (*rdtscp): Likewise.
11396 (*rdtscp_rex64): Likewise.
11398 * config/i386/ia32intrin.h: New.
11400 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11402 2009-06-16 Ian Lance Taylor <iant@google.com>
11404 * ira-build.c (copy_info_to_removed_store_destinations):
11405 Initialize parent_a.
11407 2009-06-16 Ian Lance Taylor <iant@google.com>
11409 * c-decl.c (grokdeclarator): Change size_varies to bool.
11411 2009-06-16 Ian Lance Taylor <iant@google.com>
11413 * sel-sched.c: Make forward declarations of move_op_hooks and
11414 fur_hooks explicitly extern.
11416 2009-06-16 Ian Lance Taylor <iant@google.com>
11418 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11419 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11421 2009-06-16 Ian Lance Taylor <iant@google.com>
11423 * resource.c (mark_referenced_resources): Change
11424 include_delayed_effects parameter to bool. Change all callers.
11425 (mark_end_of_function_resources): Likewise.
11426 * reorg.c (insn_references_resource_p): Likewise.
11427 (insn_sets_resource_p): Likewise.
11428 * resource.h (mark_referenced_resources): Update declaration.
11429 (mark_end_of_function_resources): Update declaration.
11431 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11433 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11435 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11437 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11438 GCC can bootstrap on AIX with GNU Binutils 2.20.
11440 2009-06-16 Ian Lance Taylor <iant@google.com>
11442 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11444 2009-06-16 Ian Lance Taylor <iant@google.com>
11446 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11447 inline, not extern inline.
11448 (exact_log2): Likewise.
11449 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11451 (exact_log2): Likewise, but don't test CTZ_HWI.
11453 2009-06-16 Ian Lance Taylor <iant@google.com>
11455 * bitmap.c (bitmap_clear): Don't declare as inline.
11456 * gimple.c (gimplify_assign): Likewise.
11457 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11458 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11459 (sched_scan_info): Remove duplicate definition.
11461 2009-06-16 Ian Lance Taylor <iant@google.com>
11463 * c-common.c (skip_evaluation): Don't define.
11464 (c_inhibit_evaluation_warnings): Define global variable.
11465 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11466 than skip_evaluation.
11467 (convert_and_check, warn_for_div_by_zero): Likewise.
11468 * c-common.h (skip_evaluation): Don't declare.
11469 (c_inhibit_evaluation_warnings): Declare.
11470 * c-parser.c (c_parser_typeof_specifier): Set
11471 c_inhibit_evaluation_warnings rather than skip_evaluation.
11472 (c_parser_conditional_expression): Likewise.
11473 (c_parser_binary_expression): Likewise.
11474 (c_parser_sizeof_expression): Likewise.
11475 (c_parser_alignof_expression): Likewise.
11476 * c-typeck.c (build_indirect_ref): Check
11477 c_inhibit_evaluation_warnings rather than skip_evaluation.
11478 (build_conditional_expr, build_binary_op): Likewise.
11480 2009-06-16 Richard Guenther <rguenther@suse.de>
11482 * tree-ssa-alias.c (is_escape_site): Remove.
11483 * tree-ssa-alias.h (enum escape_type): Remove.
11484 (is_escape_site): Likewise.
11485 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11486 via casts and asms without deferring to is_escape_site.
11488 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11490 PR middle-end/40446
11491 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11492 use gen_lowpart if op0 has complex mode.
11494 2009-06-16 Richard Guenther <rguenther@suse.de>
11496 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11497 variables add them to ESCAPED.
11498 (find_func_aliases): Do not make all indirectly stored values escaped.
11500 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11502 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11503 make_decl_one_only.
11505 2009-06-16 Martin Jambor <mjambor@suse.cz>
11507 PR tree-optimization/40432
11508 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11509 check whether we need to force gimple register operand.
11511 2009-06-16 Martin Jambor <mjambor@suse.cz>
11513 PR tree-optimization/40413
11514 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11515 build_ref_for_offset.
11516 (propagate_subacesses_accross_link): Fix a typo in a comment.
11518 2009-06-16 Ira Rosen <irar@il.ibm.com>
11520 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11521 with additional parameter.
11522 * tree-vectorizer.h (enum vect_def_type): Add new value
11524 (enum vect_relevant): Add comments.
11525 (vect_is_simple_reduction): Add new argument.
11526 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11527 Detect nested cycles.
11528 (vect_is_simple_reduction): Update documentation, add an argument to
11529 distinguish inner-loop reduction from nested cycle, detect nested
11530 cycles, fix printings and indentation, don't swap operands in case
11532 (get_initial_def_for_reduction): Handle subtraction.
11533 (vect_create_epilog_for_reduction): Add new argument to specify
11534 reduction variable.
11535 (vect_finalize_reduction): Handle subtraction, fix comments.
11536 (vectorizable_reduction): Handle nested cycles. In case of nested
11537 cycle keep track of the reduction variable position. Call
11538 vect_is_simple_reduction with additional parameter. Use original
11539 statement code in reduction epilogue for nested cycle. Call
11540 vect_create_epilog_for_reduction with additional parameter.
11541 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11542 inner-loop vectorization.
11543 (vect_recog_widen_sum_pattern): Likewise.
11544 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11546 (vect_mark_stmts_to_be_vectorized): Likewise.
11547 (vect_get_vec_def_for_operand): Handle nested cycles.
11549 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11551 * doc/invoke.texi (Debugging Options): Fix option index entries
11552 for -fdump-statistics, -frandom-seed add entries for
11553 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11554 (FRV Options): Fix entries for -mTLS, -mtls.
11555 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11556 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11557 (M68hc1x Options): Fix @itemx for -mnominmax.
11558 (MCore Options): Fix entry for -mno-lsim.
11559 (MMIX Options): Fix entry for -mabi=mmixware.
11560 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11562 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11564 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11565 Mention the plugin mode of gengtype.
11566 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11567 * gengtype.c: Updated copyright.
11568 (plugin_files, nb_plugin_files) Added new static variables.
11569 (measure_input_list) Care about plugin_files.
11570 (write_rtx_next): Added early return in plugin mode.
11571 (create_file): Updated copyright year in generated file. Added
11573 (oprintf): Added early return if NULL outf.
11574 (get_output_file_with_visibility): Care of plugin_files.
11575 (get_output_file_name): May return null.
11576 (write_local): Added early return.
11577 (put_mangled_filename): Ditto.
11578 (finish_root_table): Added check for base_files.
11579 (write_roots): Care about null when plugins.
11580 (main): Added plugin mode.
11582 2009-06-15 Ian Lance Taylor <iant@google.com>
11584 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11585 * gcov.c (read_count_file): Add braces around variables declared
11588 * c.opt (Wjump-misses-init): New warning.
11589 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11590 -Wall and -Wc++-compat if not already set.
11591 (c_common_post_options): Clear warn_jump_misses_init if it was not
11593 * c-decl.c (struct c_binding): Change type field to a union with
11594 new label field. Make it the first field in the struct. Update
11595 references to type to use u.type instead.
11596 (struct c_spot_bindings): Define.
11597 (struct c_goto_bindings): Define.
11598 (c_goto_bindings_p): Define, along with VECs.
11599 (struct c_label_vars): Define.
11600 (struct c_scope): Add has_label_bindings field.
11601 (bind_label, set_spot_bindings): New static functions.
11602 (decl_jump_unsafe, update_spot_bindings): New static functions.
11603 (update_label_decls): New static function.
11604 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11605 Update binding u.label field to shadowed field.
11606 (c_binding_start_stmt_expr): New function.
11607 (c_binding_end_stmt_expr): New function.
11608 (pushdecl): Don't call c_begin_vm_scope.
11609 (make_label): Add defining and p_label_vars parameters. Change
11611 (lookup_label): Correct test for whether a label has not yet been
11612 defined. Call bind_label rather than bind.
11613 (warn_about_goto): New static function.
11614 (lookup_label_for_goto): New function.
11615 (declare_label): Call bind_label rather than bind.
11616 (check_earlier_gotos): New static function.
11617 (define_label): Don't give errors about jumping into statement
11618 expressions or scopes of variably modified types. Call
11619 set_spot_bindings and check_earlier_gotos. Call bind_label
11620 instead of bind. Don't set label_context_stack_se or
11621 label_context_stack_vm.
11622 (c_get_switch_bindings): New function.
11623 (c_release_switch_bindings): New function.
11624 (c_check_switch_jump_warnings): New function.
11625 (start_function): Don't set label_context_stack_se or
11626 label_context_stack_vm.
11627 (finish_function): Likewise.
11628 * c-typeck.c (label_context_stack_se): Don't define.
11629 (label_context_stack_vm): Don't define.
11630 (c_finish_goto_label): Call lookup_label_for_goto rather than
11631 lookup_label. Don't give errors about jumping into a statement
11632 expression or the scope of a variably modified type. Don't set
11633 label_context_stack_se or label_context_stack_vm.
11634 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11635 fields. Add bindings field.
11636 (c_start_case): Don't set deleted fields. Set bindings field.
11637 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11638 or blocked_vm. Call c_check_switch_jump_warnings.
11639 (c_finish_case): Don't test blocked_stmt_expr field. Call
11640 c_release_switch_bindings.
11641 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11642 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11643 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11644 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11645 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11646 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11647 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11648 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11649 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11650 (C_DECL_UNJUMPABLE_VM): Don't define.
11651 (C_DECL_UNDEFINABLE_VM): Don't define.
11652 (struct c_label_list): Don't define.
11653 (struct c_label_context_se): Don't define.
11654 (struct c_label_context_vm): Don't define.
11655 (struct c_spot_bindings): Declare.
11656 (c_bindings_start_stmt_expr): Declare.
11657 (c_bindings_end_stmt_expr): Declare.
11658 (lookup_label_for_goto): Declare.
11659 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11660 (c_check_switch_jump_warnings): Declare.
11661 (label_context_stack_se, label_context_stack_vm): Don't declare.
11662 (c_finish_goto_label): Update declaration.
11663 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11664 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11665 (Warning Options): Document -Wjump-misses-init.
11667 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11669 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11672 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11674 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11676 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11678 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11680 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11682 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11684 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11686 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11687 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11688 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11689 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11690 * dwarf2asm.c (dw2_force_const_mem): Update call to
11691 make_decl_one_only.
11692 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11693 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11694 * langhooks.c (lhd_comdat_group): Remove.
11695 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11696 * tree.h (DECL_COMDAT_GROUP): New.
11697 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11698 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11699 (make_decl_one_only): Change signature.
11700 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11701 make_decl_one_only.
11702 (make_decl_one_only): Change signature.
11703 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11705 2009-06-15 Richard Guenther <rguenther@suse.de>
11707 PR middle-end/40439
11708 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11710 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11712 * tree-ssa-math-opts.c: Remove extra divide.
11714 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11716 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11718 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11720 * passes.c: Add bswap pass.
11721 * tree-pass.h: Add pass_optimize_bswap declaration.
11722 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11723 Include rtl.h, expr.h and optabs.h for optab_handler check.
11724 (struct symbolic_number, pass_optimize_bswap): New definition.
11725 (do_shift_rotate, verify_symbolic_number_p): New functions.
11726 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11727 (gate_optimize_bswap): New function.
11728 * tree.c (widest_int_cst_value): New function.
11729 * tree.h (widest_int_cst_value): Prototype added.
11731 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11733 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11734 REG_EQUAL/REG_EQUIV notes.
11736 2009-06-14 Richard Guenther <rguenther@suse.de>
11738 PR middle-end/40389
11739 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11740 has its address taken if NRV was applied and it is addressable.
11741 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11742 function split out from ...
11743 (get_constraint_for_1): ... here.
11744 (handle_rhs_call): Use it to mark the return slot escaped if
11745 it is addressable and NRV was applied.
11747 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11749 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11750 Change first argument type to location_t.
11751 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11752 Do not set input_location.
11753 Use loc instead of input_location throughout.
11755 2009-06-13 Richard Guenther <rguenther@suse.de>
11757 PR tree-optimization/40421
11758 * tree-predcom.c (should_unroll_loop_p): Remove.
11759 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11761 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11763 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11764 Add location argument.
11766 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11768 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11770 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11771 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11772 * config/spu/spu-protos.h: Add location to
11773 spu_resolve_overloaded_builtin.
11774 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11775 spu_build_builtin_va_list.
11776 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11777 argument. Pass location to build_function_call_vec.
11778 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11780 (emit_fpu_switch): Same.
11781 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11782 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11783 to build_decl and create_artificial_label.
11784 (xtensa_gimplify_va_arg_expr): Same.
11785 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11786 (xstormy16_gimplify_va_arg_expr): Same.
11787 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11788 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11789 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11790 (mips16_build_function_stub): Same.
11791 (mips16_build_call_stub): Same.
11793 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11796 * arm/constraints.md (Pa, Pb): New constraints.
11797 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11798 split pattern to deal with them.
11800 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11802 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11803 fix index entry for -Xpreprocessor.
11805 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11807 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11808 Add location argument to build_decl call.
11809 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11810 (rs6000_init_builtins): Same.
11811 (spe_init_builtins): Same.
11812 (rs6000_gimplify_va_arg): Add location argument to
11813 create_artificial_label call.
11815 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11817 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11818 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11819 * Makefile.in: Fix GGC dependency for gcse.o.
11821 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11823 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11824 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11825 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11827 * c-parser.c (c_parser_binary_expression): Use current column while
11828 building binary operations.
11829 * common.opt (fshow-column): Enable by default.
11830 * tree-vrp.c (check_array_ref): Use warning_at.
11831 (check_array_bounds): Use location from call back if expr has no
11833 * tree.h: Add location argument to maybe_fold_*.
11834 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11835 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11836 (maybe_fold_offset_to_component_ref): Same.
11837 (maybe_fold_offset_to_reference): Same.
11838 (maybe_fold_offset_to_address): Same.
11839 (maybe_fold_stmt_indirect): Same.
11840 (maybe_fold_stmt_addition): Same.
11841 (fold_stmt_r): Pass location to maybe_fold_*.
11842 (fold_gimple_assign): Same.
11843 * c-tree.h: Add location argument to finish_decl,
11844 default_function_array_conversion, store_init_value.
11845 * c-decl.c (define_label): Use error_at.
11846 (c_make_fname_decl): Pass location to finish_decl.
11847 (finish_decl): New location argument.
11848 (build_compound_literal): Pass location to store_init_value.
11849 (grokdeclarator): Pass location to finish_decl.
11851 * c-typeck.c (array_to_pointer_conversion): New location argument.
11852 (function_to_pointer_conversion): Same.
11853 (default_function_array_conversion): Same.
11854 (parser_build_unary_op): Pass location to overflow_warning.
11855 (parser_build_binary_op): Same. Use warning_at.
11856 (build_unary_op): Pass location to array_to_pointer_conversion.
11857 (build_c_cast): Pass location to digest_init.
11858 (build_modify_expr): New location argument.
11859 (convert_for_assignment): Same.
11860 (store_init_value): Same.
11861 (digest_init): Same.
11862 (output_init_element): Pass location to digest_init and
11863 array_to_pointer_conversion.
11864 (c_finish_return): Pass location to convert_for_assignment.
11865 * gimplify.c (gimplify_conversion): Pass location to
11866 maybe_fold_offset_to_address.
11867 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11868 to maybe_fold_stmt_addition.
11869 * c-omp.c (c_finish_omp_atomic): Pass new location to
11871 (c_finish_omp_for): Same.
11872 * c-common.c (overflow_warning): New argument.
11873 * c-common.h: New argument to build_modify_expr, overflow_warning.
11874 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11876 (c_parser_initializer): Pass location to
11877 default_function_array_conversion.
11878 (c_parser_initelt): Same.
11879 (c_parser_initval): Same.
11880 (c_parser_asm_operands): Same.
11881 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11882 (c_parser_conditional_expression): Same.
11883 (c_parser_binary_expression): Add location info to stack. Use it.
11884 (c_parser_unary_expression): Pass location to
11885 default_function_array_conversion, parser_build_unary_op,
11886 build_indirect_ref, c_parser_postfix_expression_after_primary.
11887 (c_parser_postfix_expression_after_primary): New location argument.
11889 (c_parser_expression_conv): Pass location to
11890 default_function_array_conversion.
11891 (c_parser_expr_list): Same.
11892 (c_parser_omp_atomic): Same.
11893 (c_parser_omp_for_loop): Same.
11894 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11895 (build_array_declarator): New argument.
11896 * c-decl.c (build_array_declarator): Add location argument.
11897 (grokdeclarator): Set id_loc for cdk_array.
11898 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11899 build_array_declarator.
11900 * tree.c (build_omp_clause): Add location argument.
11901 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11902 (OMP_CLAUSE_LOCATION): New macro.
11903 (struct tree_omp_clause): Add location field.
11904 (build_omp_clause): Add argument.
11905 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11906 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11908 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11909 (cp_parser_omp_clause_collapse): Same.
11910 (cp_parser_omp_clause_default): Same.
11911 (cp_parser_omp_clause_if): Same.
11912 (cp_parser_omp_clause_nowait): Same.
11913 (cp_parser_omp_clause_num_threads): Same.
11914 (cp_parser_omp_clause_ordered): Same.
11915 (cp_parser_omp_clause_schedule): Same.
11916 (cp_parser_omp_clause_untied): Same.
11917 (cp_parser_omp_for_loop): Same.
11918 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11919 * c-tree.h (c_start_case): Add location argument.
11920 (c_process_expr_stmt): Same.
11921 (c_finish_goto_*): Same.
11922 * tree-parloops.c (initialize_reductions): Pass location to
11924 (create_parallel_loop): Same.
11925 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11926 (gfc_trans_omp_reduction_list): Same.
11927 (gfc_trans_omp_clauses): Same.
11928 (gfc_trans_omp_do): Same.
11929 * c-typeck.c (c_finish_goto_label): Same.
11930 (c_finish_goto_ptr): New location argument.
11931 (c_start_case): Same.
11932 (emit_side_effect_warnings): Same.
11933 (c_process_expr_stmt): Same.
11934 (c_finish_stmt_expr): Same.
11935 (c_finish_omp_clauses): Use error_at instead of error.
11936 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11938 * c-omp.c (c_split_parallel_clauses): New location argument.
11939 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11940 to build_omp_clause.
11941 (convert_local_reference_stmt): Same.
11942 (convert_gimple_call): Same.
11943 * c-common.h (c_split_parallel_clauses): New argument.
11944 * c-parser.c (c_parser_statement_after_labels): Pass location to
11945 c_finish_goto_label.
11946 (c_parser_switch_statement): Pass location to c_start_case.
11947 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11948 and c_process_expr_stmt.
11949 (c_parser_omp_variable_list): Add location argument.
11950 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11951 (c_parser_omp_clause_default): Same.
11952 (c_parser_omp_clause_if): Same.
11953 (c_parser_omp_clause_num_threads): Same.
11954 (-c_parser_omp_clause_ordered): Same.
11955 (c_parser_omp_clause_reduction): Pass location to
11956 c_parser_omp_variable_list.
11957 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11958 (c_parser_omp_clause_untied): Same.
11959 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11960 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11962 * c-tree.h (check_for_loop_decls, undeclared_variable,
11963 build_component_ref, build_array_ref, build_external_ref,
11964 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11965 build_conditional_expr, build_compound_expr, c_cast_expr,
11966 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11967 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11969 * c-semantics.c (build_stmt): Same.
11970 (build_case_label): Same.
11971 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11972 (undeclared_variable): New argument.
11973 (make_label): Same.
11974 (lookup_label): Pass location on down.
11975 (define_label): Same.
11976 (finish_decl): Same.
11977 (build_compound_literal): Same.
11978 (finish_struct): Same.
11979 (finish_function): Do not set location here.
11980 (check_for_loop_decls): New argument.
11981 * tree.c (save_expr): Set location.
11982 (build_empty_stmt): New argument.
11983 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11984 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11985 * builtins.c (gimplify_va_arg_expr): Use locations.
11986 (expand_builtin_sync_operation): Same.
11987 * c-typeck.c (build_component_ref): New argument.
11988 (build_array_ref): Same.
11989 (build_external_ref): Same.
11990 (c_expr_sizeof_expr): Same.
11991 (c_expr_sizeof_type): Same.
11992 (parser_build_unary_op): Same.
11993 (build_conditional_expr): Same.
11994 (build_compound_expr): Pass location on down.
11995 (build_compound_expr): New argument.
11996 (build_c_cast): Same.
11997 (c_cast_expr): Same.
11998 (build_asm_expr): Same.
11999 (c_finish_return): Same.
12000 (c_process_expr_stmt): Pass location on down.
12001 (c_finish_stmt_expr): New argument.
12002 (push_clenaup): Same.
12003 (c_finish_omp_parallel): Same.
12004 (c_finish_omp_task): Same.
12005 * gimplify.c (gimplify_call_expr): Pass location on down.
12006 * c-omp.c (c_finish_omp_master): New argument.
12007 (c_finish_omp_critical): Same.
12008 (c_finish_omp_ordered): Same.
12009 (c_finish_omp_barrier): Same.
12010 (-c_finish_omp_taskwait): Same.
12011 (c_finish_omp_atomic): Same.
12012 (c_finish_omp_flush): Same.
12013 * tree-inline.c (copy_tree_body_r): Pass location on down.
12014 (inline_forbidden_p): Remove use of input_location.
12015 * c-gimplify.c (c_build_bind_expr): New argument.
12016 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
12017 (c_sizeof_or_alignof_type): New argument.
12018 (c_alignof_expr): Same.
12019 (build_va_arg): Same.
12020 (c_add_case_label): Same.
12021 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12022 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12023 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12024 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12025 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12026 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12028 * stub-objc.c (objc_build_selector_expr): Same.
12029 (objc_build_throw_stmt): Same.
12030 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12031 (c_parser_initelt): Same.
12032 (c_parser_compound_statement): Same.
12033 (c_parser_compound_statement_nostart): Same.
12034 (c_parser_label): Same.
12035 (c_parser_statement_after_labels): Same.
12036 (c_parser_if_body): Same.
12037 (c_parser_else_body): Same.
12038 (c_parser_if_statement): Same.
12039 (c_parser_switch_statement): Same.
12040 (c_parser_while_statement): Same.
12041 (c_parser_do_statement): Same.
12042 (c_parser_for_statement): Same.
12043 (c_parser_asm_statement): Same.
12044 (c_parser_conditional_expression): Same.
12045 (c_parser_binary_expression): Same.
12046 (c_parser_cast_expression): Same.
12047 (c_parser_unary_expression): Same.
12048 (c_parser_sizeof_expression): Same.
12049 (c_parser_alignof_expression): Same.
12050 (c_parser_postfix_expression): Same.
12051 (c_parser_expression): Same.
12052 (c_parser_objc_receiver): Same.
12053 (c_parser_omp_variable_list): Same.
12054 (c_parser_omp_structured_block): Same.
12055 (c_parser_omp_atomic): New argument.
12056 (c_parser_omp_barrier): Same.
12057 (c_parser_omp_critical): Same.
12058 (c_parser_omp_flush): Pass location on down.
12059 (c_parser_omp_for_loop): New argument.
12060 (c_parser_omp_for): Same.
12061 (c_parser_omp_master): Same.
12062 (c_parser_omp_ordered): Same.
12063 (c_parser_omp_sections_scope): Same.
12064 (c_parser_omp_sections): Same.
12065 (c_parser_omp_parallel): Same.
12066 (c_parser_omp_single): Same.
12067 (c_parser_omp_task): Same.
12068 (c_parser_omp_taskwait): Pass location on down.
12069 (c_parser_omp_construct): Same.
12070 (c_parser_omp_threadprivate): Same.
12071 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12072 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12073 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12074 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12075 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12076 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12077 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12078 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12079 config/i386/i386.c, stmt.c:
12080 Add location argument to the following function definitions and/or
12081 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12082 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12083 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12084 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12085 do_case, c_finish_bc_stmt, build_compound_literal,
12086 build_function_call.
12087 * c-decl.c (build_compound_literal): Add location argument.
12088 Make all diagnostic calls use location.
12089 (start_struct): Same.
12090 (finish_struct): Same.
12091 (start_enum): Same.
12092 (build_enumerator): Same.
12093 (start_function): Same.
12094 (grokdeclarator): Make all diagnostic calls use location.
12095 (store_parm_decls_oldstyle): Same.
12096 * c-typeck.c (build_function_call): Add location argument.
12097 Make all diagnostic calls use location.
12099 (c_finish_bc_stmt): Same.
12100 * tree-nested.c (get_trampoline_type): Add argument.
12101 Pass location to build_decl.
12102 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12103 * rtl.h (RTL_LOCATION): New.
12104 * c-common.c (c_add_case_label): Add location argument.
12105 Make all diagnostic calls use location.
12106 * c-common.h: Add location argument to make_fname_decl, do_case,
12107 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12108 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12109 Set it appropriately for every case. Pass enum_loc to start_enum
12110 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12112 (c_parser_struct_or_union_specifier): Save location. Use it for
12113 start_struct, finish_struct, and parser_xref_tag.
12115 2009-06-12 Ian Lance Taylor <iant@google.com>
12117 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12119 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12120 cpp_opts->warn_cxx_operator_names.
12122 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12125 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12126 is returns NULL and OP is a VCE, look through the VCE.
12128 2009-06-12 Ian Lance Taylor <iant@google.com>
12131 * collect2.c (main): Use CONST_CAST2 in code inside #if
12132 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12134 2009-06-12 Joey Ye <joey.ye@intel.com>
12136 PR middle-end/39146
12137 * cfgexpand.c (get_decl_align_unit): Update
12138 max_used_stack_slot_alignment with align instead of
12139 stack_alignment_needed.
12141 * function.c (assign_stack_local_1): Update
12142 max_used_stack_slot_alignment with alignment_in_bits instead
12143 of stack_alignment_needed.
12144 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12147 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12149 * dwarf2out.c (last_var_location_insn): New variable.
12150 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12151 (dwarf2out_var_location): Don't record anything after last real
12152 insn. Only change labels if there were any real instructions
12153 in between last note and this one, or if changed sections.
12155 2009-06-11 Richard Henderson <rth@redhat.com>
12157 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12158 note when storing the frame pointer in a register.
12159 (FRP): Don't redefine to nothing for epilogue.
12160 (alpha_expand_epilogue): Mark register and sp restores.
12161 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12163 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12164 when gen_lowpart is needed.
12166 2009-06-11 Richard Henderson <rth@redhat.com>
12168 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
12170 * dwarf2out.c (need_data_align_sf_opcode): New.
12171 (div_data_align): Move earlier.
12172 (def_cfa_1, reg_save): Use it.
12174 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
12176 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
12177 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
12178 (ix86_handle_option): Handle OPT_mcrc32.
12179 (ix86_target_string): Add -mcrc32.
12180 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
12182 * config/i386/i386.h (TARGET_CRC32): New.
12184 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
12185 (sse4_2_crc32di): Likewise.
12187 * config/i386/i386.opt (mcrc32): New.
12189 * doc/invoke.texi: Document -mcrc32.
12191 2009-06-11 Richard Henderson <rth@redhat.com>
12193 * common.opt (gdwarf-): Accept a version number.
12194 * doc/invoke.texi (gdwarf-): Update docs.
12195 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12196 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12197 version level, and record it.
12199 * dwarf2.h (DW_CIE_VERSION): Remove.
12200 * dwarf2out.c (DWARF_VERSION): Remove.
12201 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12202 (output_call_frame_info): Use CIE version 3 for dwarf3,
12203 or if the return register column is out of range for version 1.
12204 (dwarf_stack_op_name): Add all dwarf3 values.
12205 (DEBUG_PUBTYPES_SECTION): New.
12206 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
12207 encoding change for dwarf3.
12208 (output_die) [dw_val_class_die_ref]: Likewise.
12209 (output_compilation_unit_header): Emit correct version for dwarf3.
12210 (output_line_info): Likewise.
12211 (output_pubnames): Update for DWARF_VERSION removal.
12212 (output_aranges): Likewise.
12213 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
12214 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
12215 (dwarf2out_finish): Likewise.
12217 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12219 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12222 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12225 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12226 * builtins.c (expand_builtin_unreachable): New function.
12227 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12228 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12229 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12231 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12232 searching for missing barriers.
12234 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12236 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12237 when -fprofile-generate* was passed.
12238 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12240 2009-06-11 Anthony Green <green@moxielogic.com>
12242 * config/moxie/moxie.md: Define length attribute for all instructions.
12244 (*b<cond:code>): Support limited branch ranges for new PC-relative
12245 branch instructions.
12246 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12248 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12250 * config/i386/i386.c (min_insn_size): Use get_attr_length
12251 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12252 For __asm return 0.
12254 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12255 instead of emit_insn_before.
12257 2009-06-10 Ian Lance Taylor <iant@google.com>
12260 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12263 2009-06-10 Revital Eres <eres@il.ibm.com>
12265 * passes.c (init_optimization_passes): Reschedule
12266 predictive-commoning pass before complete unroll pass.
12268 2009-06-10 Martin Jambor <mjambor@suse.cz>
12270 * cgraph.c (cgraph_node_can_be_local_p): New function.
12271 (cgraph_make_node_local): New function.
12272 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12273 (cgraph_make_node_local): Declare.
12275 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12277 * tree.h (tree_base): Add packed_flag and user_align fields.
12278 Decrease size of spare field.
12279 (TYPE_USER_ALIGN): Use user_align from tree_base.
12280 (DECL_USER_ALIGN): Likewise.
12281 (TYPE_PACKED): Use packed_flag from tree_base.
12282 (DECL_PACKED): Likewise.
12283 (tree_type): Delete packed_flag and user_align fields. Widen
12284 precision field. Widen mode field and shuffle fields to align
12285 mode on an 8-bit boundary.
12286 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12287 Renumber decl_flag_* fields. Fix comments. Widen
12288 decl_common_unused field.
12289 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12290 (DECL_EXTERNAL): Likewise.
12291 (DECL_BIT_FIELD): Likewise.
12292 (DECL_NONADDRESSABLE_P): Likewise.
12293 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12294 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12296 2009-06-10 Ian Lance Taylor <iant@google.com>
12298 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12299 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12300 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12301 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12302 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12303 DEF_VEC_ALLOC_FUNC_P.
12304 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12305 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12306 DEF_VEC_ALLOC_FUNC_O.
12307 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12308 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12309 DEF_VEC_ALLOC_FUNC_I.
12310 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12311 (vec_stack_p_reserve_exact_1): Declare.
12312 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12313 (vec_stack_free): Declare.
12314 (VEC_stack_alloc): Define.
12315 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12316 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12317 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12318 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12320 (stack_vecs): New static variable.
12321 (vec_stack_p_reserve_exact_1): New function.
12322 (vec_stack_o_reserve_1): New static function.
12323 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12324 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12325 (vec_stack_free): New function.
12326 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12327 (VEC_df_ref_stack_alloc): Define.
12328 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12329 DEF_VEC_ALLOC_P_STACK.
12330 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12331 (struct df_collection_rec): Change _vec fields to VEC. Remove
12333 (df_free_collection_rec): Adjust for new fields.
12334 (df_insn_rescan): Use new df_collection_rec fields.
12335 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12336 (df_ref_create_structure, df_ref_record): Likewise.
12337 (df_get_conditional_uses, df_get_call_refs): Likewise.
12338 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12339 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12340 (df_record_exit_block_uses, df_bb_verify): Likewise.
12341 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12342 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12343 Remove count parameter. Change return type to void. Change all
12345 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12346 Remove count parameter. Change return type to void. Change all
12348 (df_install_refs): Change old_vec parameter to VEC. Remove count
12349 parameter. Change all callers.
12350 (df_install_mws): Change old_vec parameter to VEC. Remove count
12351 parameter. Change all callers.
12352 (df_refs_verify): Change new_rec parameter to VEC. Change call
12354 (df_mws_verify): Likewise.
12356 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12358 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12360 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12362 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12364 2009-06-10 Anthony Green <green@moxielogic.com>
12366 * config/moxie/crti.asm: New file.
12367 * config/moxie/crtn.asm: New file.
12368 * config/moxie/moxie.c: New file.
12369 * config/moxie/moxie.h: New file.
12370 * config/moxie/sfp-machine.h: New file.
12371 * config/moxie/moxie-protos.h: New file.
12372 * config/moxie/t-moxie: Created.
12373 * config/moxie/t-moxie-softfp: Created.
12374 * config/moxie/moxie.md: Created.
12375 * config/moxie/constraints.md: Created.
12376 * config.gcc: Add moxie support.
12377 * doc/md.texi (Machine Constraints): Add moxie constraints.
12378 * doc/contrib.texi (Contributors): Mention moxie port.
12379 * doc/install.texi (Specific): Mention the moxie port.
12381 2009-06-09 Ian Lance Taylor <iant@google.com>
12383 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12384 compiling with C++.
12385 * optabs.c (optab_table): Only use designated initializers if
12386 HAVE_DESIGNATED_INITIALIZERS is defined.
12387 (convert_optab_table): Likewise.
12388 (init_optabs): Always call init_insn_codes if
12389 HAVE_DESIGNATED_INITIALIZERS is not defined.
12391 2009-06-09 Ian Lance Taylor <iant@google.com>
12393 * targhooks.c (default_builtin_vectorized_function): Change fn
12394 parameter to unsigned int.
12395 (default_builtin_vectorized_conversion): Change code parameter to
12397 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12398 * targhooks.h: Update declarations.
12399 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12400 parameter to unsigned int.
12402 * c-typeck.c (comptypes_check_enum_int): New static function.
12403 (comptypes_internal): Add enum_and_int_p parameter. Change all
12405 (comp_target_types): Add location parameter. Change all callers.
12406 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12407 Change all callers.
12408 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12409 (build_conditional_expr): Add colon_loc parameter. Change all
12411 (convert_for_assignment): Add location parameter. Change all callers.
12412 * c-parser.c (c_parser_conditional_expression): Pass location of
12413 colon to build_conditional_expr.
12414 * c-tree.h (build_conditional_expr): Update declaration.
12416 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12418 * graphite.c: Revert previous patch.
12420 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12423 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12425 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12427 * tree-ssa-loop-prefetch.c
12428 (loop_prefetch_arrays): Fixed a portability problem in printf format
12431 2009-06-09 Martin Jambor <mjambor@suse.cz>
12433 PR tree-optimization/40351
12434 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12435 refrence to a potential artifical subaccess can be constructed.
12437 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12439 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12440 (sh_override_options): Likewise.
12441 * config/sh/sh.c: Include params.h.
12442 (sh_optimization_options): New.
12443 (sh_override_options): Likewise.
12444 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12445 (OVERRIDE_OPTIONS): Use sh_override_options.
12447 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12449 * dwarf2out.c (emit_cfa_remember): New variable.
12450 (add_fde_cfi): If emit_cfa_remember, recurse to add
12451 DW_CFA_remember_state first.
12452 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12453 instead just set emit_cfa_remember.
12455 2009-06-08 Jan Hubicka <jh@suse.cz>
12458 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12460 2009-06-08 Jan Hubicka <jh@suse.cz>
12462 PR middle-end/39834
12463 * cgraphunit.c (save_inline_function_body): Do not copy transform
12464 hooks for saved inline bodies.
12465 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12466 for given function.
12468 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12470 * jump.c (returnjump_p): Handle delayed branches. Add missing
12473 2009-06-08 Jan Hubicka <jh@suse.cz>
12475 PR middle-end/40102
12476 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12477 original node might've been modified.
12478 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12480 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12482 * tree-object-size.c (addr_object_size): Add OSI argument.
12483 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12484 (compute_builtin_object_size, expr_object_size): Adjust callers.
12485 (plus_stmt_object_size): Call addr_object_size instead of
12486 compute_builtin_object_size.
12488 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12489 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12491 * tree-ssa-loop-prefetch.c
12492 (gather_memory_references): Introduced a counter for the number of
12494 (anything_to_prefetch_p): Introduced a counter for the number of
12496 (is_loop_prefetching_profitable): New function with a cost model
12498 (loop_prefetch_arrays): Use the new cost model to determine if
12499 prefetching is profitable.
12500 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12501 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12502 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12503 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12504 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12505 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12507 2009-06-08 Michael Matz <matz@suse.de>
12510 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12511 partitions use the same.
12512 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12513 for basevars of SSA_NAMEs.
12514 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12515 to not expand them twice.
12516 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12519 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12521 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12522 (fdump-final-insns=, gtoggle): New.
12523 * doc/invoke.texi: Document them.
12524 * final.c (rest_of_clean_state): Dump final insn stream.
12525 * gcc.c (invoke_as): Hook in -fcompare-debug.
12526 (static_spec_functions): Add compare-debug-dump-opt,
12527 compare-debug-self-opt and compare-debug-auxbase-opt.
12528 (compare_debug, compare_debug_second, compare_debug_opt): New.
12529 (switches_debug_check, n_switches_debug_check): New.
12530 (debug_auxbase_opt, debug_check_temp_file): New.
12531 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12533 (do_self_spec): Handle arguments after switches.
12534 (do_spec_1): Add .gk extension to temp file basenames for compare.
12535 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12536 (cc1_options): Use it instead of normal auxbase computation for
12537 the second compare-debug compilation.
12538 (compare_files): New.
12539 (main): Set up and implement compare debug mode.
12540 (compare_debug_dump_opt_spec_function): New.
12541 (compare_debug_self_opt_spec_function): New.
12542 (compare_debug_auxbase_opt_spec_function): New.
12543 * toplev.c (process_options): Handle flag_gtoggle,
12544 flag_dump_final_insns.
12545 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12546 during -fcompare-debug-second compilation.
12548 2009-06-07 Ian Lance Taylor <iant@google.com>
12550 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12551 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12553 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12554 with no default node. Change warning with %H to warning_at.
12555 Don't clear warn_switch around case checking.
12556 * doc/invoke.texi (Warning Options): Clarify distinction between
12557 -Wswitch and -Wswitch-enum.
12559 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12561 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12563 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12565 * gbl-ctors.h: Add header guard.
12567 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12569 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12570 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12571 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12572 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12573 prototypes for removed functions.
12574 (expressions_equal_p): Move to ...
12575 * tree-ssa-sccvn.h: ... here and ...
12576 * matrix-reorg.c: ... adjust includes.
12578 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12580 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12582 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12584 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12585 (finish_function): Remove erroneous whitespace.
12587 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12589 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12590 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12592 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12594 * errors.c (internal_error): Commentary typo fix.
12595 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12596 * tree-ssa-pre.c: Ditto.
12598 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12600 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12601 them is supposed to hold actual statements.
12603 2009-06-06 Ian Lance Taylor <iant@google.com>
12605 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12606 empty statements can now have attributes.
12608 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12610 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12611 * config/mips/mips.md: Ditto.
12613 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12615 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12617 (__eabi_uconvert): Likewise.
12619 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12621 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12622 CFI_* definitions with IN_GCC.
12624 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12626 * xcoffout.h (xcoffout_source_line): Update prototype.
12628 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12630 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12631 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12633 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12635 PR middle-end/40340
12636 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12637 inlined_function_outer_scope_p blocks for artificial inlines
12639 * tree.c (tree_nonartificial_location): Rewrite using
12640 block_nonartificial_location.
12642 2009-06-05 Revital Eres <eres@il.ibm.com>
12643 Leehod Baruch <leehod@il.ibm.com>
12645 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12646 (expand_expr_real_1): Remove comment.
12647 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12648 Vectorize misaligned access when the target supports it.
12649 (vect_supportable_dr_alignment): Check for unaligned access support.
12650 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12653 2009-06-05 Julian Brown <julian@codesourcery.com>
12655 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12656 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12658 2009-06-05 Richard Guenther <rguenther@suse.de>
12661 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12662 as possibly unused.
12664 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12666 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12667 (save_gprs): Don't tell unwinder when a global register is saved.
12668 (s390_emit_epilogue): Emit needed epilogue unwind info.
12670 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12672 * dwarf2out.c (deferred_asm_name): New.
12673 (add_name_and_src_coords_attributes): Defer creation of
12674 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12676 (move_linkage_attr): New.
12677 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12680 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12682 * tree-nested.c (finalize_nesting_tree_1): Declare the
12683 frame_decl in the binding tree.
12685 2009-06-04 Cary Coutant <ccoutant@google.com>
12687 * basic-block.h (struct basic_block_def): Add discriminator field.
12688 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12690 * debug.c (do_nothing_debug_hooks): Add additional entry.
12691 (debug_nothing_int_charstar_int): New function.
12692 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12693 (debug_nothing_int_charstar_int): New declaration.
12694 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12695 discriminator value in .loc directive.
12696 * final.c (last_discriminator): New variable.
12697 (discriminator): New variable.
12698 (final_start_function): Initialize above variables, pass current
12699 discriminator to debug hook.
12700 (notice_source_line): Check for discriminator change.
12701 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12702 * sdbout.c (sdbout_source_line): New parameter.
12703 * tree-cfg.c (struct locus_discrim_map): New structure type.
12704 (discriminator_per_locus): New hash table.
12705 (build_gimple_cfg): Allocate and free discriminator hash table.
12706 (make_edges): Call assign_discriminator.
12707 (locus_map_hash): New function.
12708 (locus_map_eq): New function.
12709 (next_discriminator_for_locus): New function.
12710 (same_line_p): New function.
12711 (assign_discriminator): New function.
12712 (make_cond_expr_edges): Call assign_discriminator.
12713 (make_gimple_switch_edges): Likewise.
12714 (first_non_label_stmt): New function.
12715 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12717 * xcoffout.c (xcoffout_source_line): Add new parameter.
12719 * configure.ac (gcc_cv_as_discriminator): New configury check for
12720 gas support for discriminator.
12721 * configure: Regenerate.
12722 * config.in: Regenerate.
12724 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12726 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12727 val after checking for integers.
12729 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12731 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12733 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12734 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12735 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12736 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12737 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12738 X64_SSE_REGPARM_MAX.
12739 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12740 X64_SSE_REGPARM_MAX.
12742 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12744 * gcc.c (report_times_to_file): New.
12745 (execute): Implement it.
12746 (process_command): Support -time=.
12747 * doc/invoke.texi: Document it.
12749 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12751 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12752 that have value exprs.
12754 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12756 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12757 declarations for constants until...
12758 (dw2_output_indirect_constant_1): ... this point.
12760 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12763 * arm.md (arm_addsi3): Don't try to split an add with an
12764 eliminable register until after reload has completed.
12766 2009-06-03 Ian Lance Taylor <iant@google.com>
12768 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12769 * genattrtab.c (write_length_unit_log): Likewise.
12770 * genchecksum.c (dosum): Likewise.
12771 * gengtype.c (write_rtx_next): Likewise.
12772 (finish_root_table, write_roots): Likewise.
12773 * gimple.c (gimple_ops_offset_): Likewise.
12774 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12775 * config/arc/arc.c (arc_attribute_table): Likewise.
12776 * config/arm/arm.c (arm_attribute_table): Likewise.
12777 * config/avr/avr.c (avr_attribute_table): Likewise.
12778 * config/crx/crx.c (crx_attribute_table): Likewise.
12779 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12780 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12781 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12782 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12783 * config/sh/sh.c (sh_attribute_table): Likewise.
12784 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12785 * config/spu/spu.c (spu_attribute_table): Likewise.
12786 * config/v850/v850.c (v850_attribute_table): Likewise.
12788 * config/alpha/alpha.c (vms_attribute_table): Make static.
12789 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12790 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12791 * config/mips/mips.c (mips_attribute_table): Likewise.
12793 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12795 (cc1-checksum.o): Likewise.
12797 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12799 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12801 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12803 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12804 insn if it is changing sp. Use gen_add3_insn instead of
12805 conditionally gen_addsi3 and gen_adddi3.
12806 (offset_below_red_zone_p): New static inline function.
12807 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12808 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12809 * config/rs6000/ppc-asm.h: Include auto-host.h.
12810 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12811 CFI_RESTORE): Define.
12812 * config/rs6000/crtresxgpr.asm: Add unwind info.
12813 * config/rs6000/crtresxfpr.asm: Likewise.
12814 * config/rs6000/crtresgpr.asm: Likewise.
12815 * config/rs6000/crtresfpr.asm: Likewise.
12816 * config/rs6000/crtsavgpr.asm: Likewise.
12817 * config/rs6000/crtsavfpr.asm: Likewise.
12819 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12820 argument of DWARF2_FRAME_REG_OUT macros.
12822 2009-06-03 Julian Brown <julian@codesourcery.com>
12824 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12825 words or less (including TImode) in core registers.
12827 2009-06-03 Richard Guenther <rguenther@suse.de>
12829 PR middle-end/40328
12830 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12832 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12834 * statistics.c (statistics_counter_event): Do not record event
12835 in pass dump if its number == -1.
12836 (curr_statistics_hash): Add assert that we never get passes
12837 with static number == -1.
12839 2009-06-03 Richard Guenther <rguenther@suse.de>
12840 Andrey Belevantsev <abel@ispras.ru>
12842 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12843 non-BLKmode arrays addressable.
12845 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12847 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12848 * config/m68k/m68k.h: ... here.
12850 2009-06-03 Martin Jambor <mjambor@suse.cz>
12852 PR tree-optimization/40323
12853 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12856 2009-06-03 Richard Guenther <rguenther@suse.de>
12858 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12861 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12863 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12864 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12865 JUMP_TABLE_DATA_P where applicable.
12866 * config/sh/sh.c: Ditto.
12867 * config/sh/sh.h: Ditto.
12868 * config/sh/sh.md: Ditto.
12869 * config/sh/symbian.c: Ditto.
12871 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12873 * config/i386/driver-i386.c (describe_cache): Optimize
12874 concatenation of strings. Use snprintf instead of sprintf.
12875 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12876 target when not compiling with GCC.
12878 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12880 * config/sh/sh.c: Revert last change.
12881 (sh_expand_epilogue): Emit a blockage insn before the frame
12882 pointer adjustment unconditionally.
12884 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12886 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12887 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12888 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12889 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12890 to COLLECT_GCC_OPTIONS.
12892 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12894 * collect2.c (target_system_root): New variable.
12895 (main): Handle --sysroot=.
12896 (ignore_library): Strip the sysroot from the library path.
12898 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12900 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12901 (collect2.o): Depend on collect2-aix.h.
12902 (collect2-aix.o): New rule.
12903 * collect2-aix.h: New file.
12904 * collect2-aix.c: Likewise.
12905 * collect2.c: Include collect2-aix.h. Don't undefine
12906 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12907 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12908 Use TARGET_AIX_VERSION instead of _AIX51.
12909 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12910 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12911 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12912 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12913 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12915 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12917 * collect2.c (ignore_library): Avoid premature post-increment
12918 and null deference.
12920 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12922 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12923 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12924 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12925 CROSS_DIRECTORY_STRUCTURE too.
12926 (LINK_LIBG_SPEC): Likewise.
12927 (LIB_SPEC): Add %R to sysroot paths.
12928 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12929 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12930 * config/rs6000/aix51.h: As for aix43.h.
12931 * config/rs6000/aix52.h: Likewise.
12932 * config/rs6000/aix53.h: Likewise.
12933 * config/rs6000/aix61.h: Likewise.
12934 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12935 to the beginning of sysroot paths.
12937 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12939 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12940 INSN_LISTs that are out of the REG_NOTE range.
12942 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12944 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12945 (struct var_to_expand): Likewise.
12946 (struct opt_info): Add head and tail for linked lists of the above.
12947 (analyze_insn_to_expand_var): Initialize next.
12948 (analyze_iv_to_split_insn): Likewise.
12949 (analyze_insns_in_loop): Create linked lists.
12950 (allocate_basic_variable): Simplify for use without hash table.
12951 (insert_var_expansion_initialization): Likewise, make it type-safer.
12952 (combine_var_copies_in_loop_exit): Likewise.
12953 (apply_opt_in_copies): Walk lists rather than hash tables.
12954 (release_var_copies): Simplified and inlined by hand into...
12955 (free_opt_info): ... this function.
12957 2009-06-02 Richard Guenther <rguenther@suse.de>
12959 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12962 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12964 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12965 only for builtins that are not overridden.
12967 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12969 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12972 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12974 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12976 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12978 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12980 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12982 * common.opt (fdump-unnumbered-links): New.
12983 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12984 * print-rtl.c (flag_dump_unnumbered_links): New.
12985 (print_rtx): Test it.
12987 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12989 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12990 push/pop multiple to 8-byte alignment.
12992 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12994 * config/i386/i386.c (queued_cfa_restores): New static variable.
12995 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12997 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12998 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12999 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
13000 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
13001 note unconditionally.
13002 (ix86_emit_restore_regs_using_mov): Likewise.
13003 (ix86_emit_restore_sse_regs_using_mov): Likewise.
13004 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
13005 it through to ix86_emit_restore_reg_using_pop.
13006 (ix86_emit_leave): Add RED_OFFSET argument. Call
13007 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
13008 instead of adding REG_CFA_OFFSET note unconditionally.
13009 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
13010 the above functions. Call ix86_add_queued_cfa_restore_notes when
13013 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
13014 force output of the label even for dwarf2out_do_cfi_asm.
13015 (add_fde_cfi): If -g2 and above and cfi might change CFA,
13016 force creation of CFI label and chain DW_CFA_set_loc jumping to it
13017 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13019 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13020 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13021 dwarf2out_cfi_label callers.
13022 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13023 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13024 Adjust dwarf2out_cfi_label callers.
13025 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13027 * config/i386/i386.h (struct machine_cfa_state,
13028 struct machine_function): Guard with ifndef USED_FOR_TARGET
13029 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13032 * emutls.c (__emutls_get_address): Change arr->size to mean number
13033 of allocated arr->data entries instead of # of slots + 1.
13035 PR middle-end/40316
13036 * recog.c (peep2_reinit_state): New function.
13037 (peephole2_init_state): Use it at the end of a basic block and also
13038 when seeing a RTX_FRAME_RELATED_P insn.
13040 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13042 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13043 fixuns_truncrfdi2): New.
13044 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13045 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13046 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13047 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13048 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13049 *recip_approx): Remove.
13050 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13051 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13052 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13054 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13057 2009-06-01 Ian Lance Taylor <iant@google.com>
13059 * attribs.c (register_attribute): Use CONST_CAST.
13060 * collect2.c (main): Use CONST_CAST2.
13061 (scan_prog_file): Likewise.
13062 * gcc.c (process_command, main): Likewise.
13063 * toplev.c (toplev_main): Likewise.
13065 * c-typeck.c (handle_warn_cast_qual): New static function,
13066 partially broken out of build_c_cast.
13067 (build_c_cast): Call handle_warn_cast_qual.
13068 * doc/invoke.texi (Warning Options): Document new effect of
13071 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13073 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13074 (diagnostic_report_current_module): Print columns.
13075 * common.opt (flag_show_column): Enable by default.
13077 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13079 * alias.c (find_base_term): Check for NULL term before returning.
13081 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13083 Revert due to PR40320:
13084 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13085 * calls.c (emit_library_call_value_1): Don't force_operand for move
13088 2009-06-01 Olivier Hainque <hainque@adacore.com>
13089 Eric Botcazou <ebotcazou@adacore.com>
13091 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13092 to be processed as a bitfield for constructor output purposes.
13093 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13095 * varasm.c (oc_local_state): New type, output_constructor
13096 local state to support communication with helpers.
13097 (oc_outer_state): New type, output_constructor outer state of
13098 relevance in recursive calls.
13099 (output_constructor_array_range): New output_constructor helper,
13100 extracted code for an array range element.
13101 (output_constructor_regular_field): New output_constructor helper,
13102 extracted code for an element that is not a bitfield.
13103 (output_constructor_bitfield): New output_constructor helper,
13104 extracted code for a bitfield element. Accept an OUTER state
13105 argument for recursive processing. Recurse on record or array
13106 CONSTRUCTOR values, possibly past noop conversions.
13107 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13108 VALUE is a valid constant-valued expression for use in a static
13109 bit-field initializer.
13110 (output_constructor): Rework to use helpers. Accept and honor an
13111 OUTER state argument for recursive calls. Return total size. Be
13112 prepared for nested constructors initializing bitfields.
13113 (output_constant): Feed OUTER in calls to output_constructor.
13115 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13117 * calls.c (emit_library_call_value_1): Don't force_operand for move
13120 2009-06-01 Nick Clifton <nickc@redhat.com>
13122 * doc/invoke.texi (IA-64 Options): Fix typo.
13124 2009-06-01 Ira Rosen <irar@il.ibm.com>
13126 PR tree-optimization/39129
13127 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13129 (vect_do_peeling_for_loop_bound): Use
13130 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13131 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13132 (vect_loop_versioning): Likewise.
13133 (vect_create_cond_for_alias_checks): Fix indentation.
13134 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13136 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13137 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13138 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13139 "control flow in loop".
13140 (vect_estimate_min_profitable_iters): Use
13141 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13142 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13143 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13144 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13145 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13146 statement belongs to a group of strided accesses with the exact code
13148 (vectorizable_load): Likewise.
13149 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13150 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13152 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13154 * config/freebsd-stdint.h: New file.
13155 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13156 Add freebsd-stdint.h to tm_file.
13158 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13160 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13161 (thumb2_extendhidi2): Likewise.
13163 2009-05-31 Ian Lance Taylor <iant@google.com>
13165 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
13167 2009-05-31 Ian Lance Taylor <iant@google.com>
13169 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
13170 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
13171 (ipa-reference.o): Depend upon gt-ipa-reference.h.
13173 2009-05-31 Jason Merrill <jason@redhat.com>
13175 * tree-pretty-print.c (print_call_name): Take the callee, not the
13176 call itself. Make non-static. Use dump_function_name for functions.
13177 (dump_generic_node): Adjust.
13178 * diagnostic.h: Declare print_call_name.
13179 * gimple-pretty-print.c (dump_gimple_call): Use it.
13181 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13183 * config/sh/sh.md (ashldi3_std): New define_expand.
13186 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13189 * config/sh/sh.c: Include debug.h.
13190 (sh_expand_epilogue): Emit a blockage insn before the frame
13191 pointer adjustment also when dwarf2out_do_frame returns true.
13193 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13195 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13196 (thumb2_extendqidi2): New pattern.
13198 2009-05-31 Ira Rosen <irar@il.ibm.com>
13200 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13201 mark phis for renaming.
13202 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13203 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13204 Call mark_sym_for_renaming.
13205 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13206 * tree-vect-loop.c (vect_transform_loop): Remove
13207 vect_memsyms_to_rename initialization and a call to
13208 mark_set_for_renaming.
13210 2009-05-31 Jakub Jelinek <jakub@redhat.com>
13212 PR middle-end/40304
13213 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
13214 frame related even if !set_cfa && style < 0.
13216 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
13218 * config/i386/mingw-tls.c: New file.
13219 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13220 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13221 defining _WIN32 but not __CYGWIN__.
13223 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13225 * configure.ac: Add MPC support.
13227 * config.in, configure: Regenerate.
13229 2009-05-29 Richard Henderson <rth@redhat.com>
13231 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13232 NOTE_INSN_BASIC_BLOCK.
13233 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13234 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13235 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13237 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13239 (add_cfi): Disable check redefining cfa away from drap.
13240 (lookup_cfa_1): Add remember argument; handle remember/restore.
13241 (lookup_cfa): Pass remember argument.
13242 (cfa_remember): New.
13243 (compute_barrier_args_size_1): Remove sibcall check.
13244 (dwarf2out_frame_debug_def_cfa): New.
13245 (dwarf2out_frame_debug_adjust_cfa): New.
13246 (dwarf2out_frame_debug_cfa_offset): New.
13247 (dwarf2out_frame_debug_cfa_register): New.
13248 (dwarf2out_frame_debug_cfa_restore): New.
13249 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13250 (dwarf2out_begin_epilogue): New.
13251 (dwarf2out_frame_debug_restore_state): New.
13252 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13253 DW_CFA_restore_state.
13254 (output_cfi_directive): Likewise.
13255 (convert_cfa_to_fb_loc_list): Likewise.
13256 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13257 * dwarf2out.h: Update.
13258 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13259 (copy_insn_1): Early out for null.
13260 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13261 and dwarf2out_frame_debug_restore_state.
13262 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13263 (prologue_insn_hash, epilogue_insn_hash): New.
13264 (free_after_compilation): Adjust freeing accordingly.
13265 (record_insns): Create hash table if needed; push insns into
13266 hash instead of array.
13267 (maybe_copy_epilogue_insn): New.
13268 (contains): Search hash table instead of array.
13269 (sibcall_epilogue_contains): Remove.
13270 (thread_prologue_and_epilogue_insns): Split eh_return insns
13271 and mark them as epilogues.
13272 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13273 scanning in terms of basic blocks.
13274 * insn-notes.def (CFA_RESTORE_STATE): New.
13275 * jump.c (returnjump_p_1): Accept EH_RETURN.
13276 (eh_returnjump_p_1, eh_returnjump_p): New.
13277 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13278 CFA_REGISTER, CFA_RESTORE): New.
13279 * rtl.def (EH_RETURN): New.
13280 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13282 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13283 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13285 * config/i386/i386.c (gen_push): Update cfa state.
13286 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13287 add a CFA_ADJUST_CFA note.
13288 (ix86_dwarf_handle_frame_unspec): Remove.
13289 (ix86_expand_prologue): Update cfa state.
13290 (ix86_emit_restore_reg_using_pop): New.
13291 (ix86_emit_restore_regs_using_pop): New.
13292 (ix86_emit_leave): New.
13293 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13294 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13295 * config/i386/i386.h (struct machine_cfa_state): New.
13296 (ix86_cfa_state): New.
13297 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13298 (eh_return_internal): Merge from eh_return_<mode>,
13299 use eh_return rtx, split w/ epilogue.
13301 2009-05-29 Ian Lance Taylor <iant@google.com>
13303 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13305 * calls.c (emit_library_call_value_1): Likewise.
13307 * c-typeck.c (c_build_va_arg): New function.
13308 * c-tree.h (c_build_va_arg): Declare.
13309 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13310 instead of build_va_arg.
13312 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13314 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13315 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13316 (ptr_difference_cost): Use affine combinations to compute it.
13317 (difference_cost): Likewise.
13318 (get_computation_cost_at): Compute more accurate cost for addresses
13319 if the ratio is a multiplier allowed in addresses.
13320 For non-addresses, consider that an additional offset or symbol is
13323 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13325 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13326 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13328 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13329 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13330 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13332 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13333 to 1 for TYPE_SSE{IADD1,CVT1}.
13334 (prefix_vex_imm8): Removed.
13335 (length_vex): Only pass 1 as second argument to
13336 ix86_attr_length_vex_default if prefix_extra is 0.
13337 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13338 (length): For prefix vex computation use length_immediate
13339 attribute instead of prefix_vex_imm8.
13340 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13341 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13342 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13343 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13344 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13345 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13346 a space in between the operands.
13347 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13348 if one operand is 0xff and the other one si, di, bp or sp.
13349 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13350 other one si, di, bp or sp.
13351 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13352 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13353 type and mode attributes.
13354 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13355 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13356 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13357 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13358 prefix_data16 attribute iff MODE_DF.
13359 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13360 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13361 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13362 constm128_operand in length_immediate computation.
13363 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13364 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13365 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13366 length_immediate attribute to 1.
13367 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13368 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13369 for certain alternatives.
13370 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13371 prefix_data16 attribute if MODE_V1DF.
13372 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13373 length_immediate to 1.
13374 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13375 length_address to 4, set mode attribute to MODE_DI.
13376 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13377 (fxam<mode>2_i387): Set length attribute to 4.
13378 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13379 *prefetch_3dnow_rex): Override length_address attribute.
13380 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13382 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13383 (constm128_operand): Removed.
13384 * config/i386/i386.c (memory_address_length): For
13385 disp && !index && !base in 64-bit mode account for SIB byte if
13386 print_operand_address can't optimize disp32 into disp32(%rip)
13387 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13388 for fs: or gs: segment.
13389 (ix86_attr_length_immediate_default): When checking if shortform
13390 is possible, truncate immediate to the length of the non-shortened
13392 (ix86_attr_length_address_default): Ignore MEM_P operands
13394 (ix86_attr_length_vex_default): Only check for DImode on
13395 GENERAL_REG_P operands.
13396 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13397 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13398 (sse_cvttps2pi): Clear prefix_rep attribute.
13399 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13401 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13402 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13403 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13404 iff operand 2 is const_int_operand.
13405 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13406 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13407 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13409 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13411 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13412 prefix_data16 attribute for movlpd and movhpd instructions.
13413 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13414 length_immediate for shufpd instruction.
13415 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13416 (avx_cmpp<avxmodesuffixf2c><mode>3,
13417 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13418 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13419 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13420 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13421 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13422 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13423 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13424 prefix_data16 attribute for the first alternative to 1.
13425 (*avx_loadlps): Override length_immediate for the first alternative.
13426 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13427 attributes for second alternative.
13428 (*vec_concatv2sf_sse4_1): Override length_immediate and
13429 prefix_data16 attributes for second alternative.
13430 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13431 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13432 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13433 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13434 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13435 prefix_data16 and length_immediate to 1.
13436 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13438 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13439 prefix_extra attribute for variants that don't have 0f prefix alone.
13440 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13441 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13442 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13443 *sse4_1_pextrd): Set length_immediate to 1.
13444 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13445 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13447 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13448 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13449 length_immediate to 1 for second alternative.
13450 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13451 prefix_extra and length_immediate attributes for the first
13453 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13455 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13456 to 1 for the first and third alternative.
13457 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13459 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13461 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13463 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13464 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13465 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13466 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13467 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13468 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13469 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13470 ssse3_psign<mode>3): Override prefix_rex attribute.
13471 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13472 (ssse3_palignrti): Override length_immediate to 1.
13473 (ssse3_palignrdi): Override length_immediate to 1, override
13474 prefix_rex attribute.
13475 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13476 (sse4a_extrqi): Override length_immediate to 2.
13477 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13478 (sse4a_insertq): Override prefix_data16 to 0.
13479 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13480 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13481 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13482 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13483 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13484 and length_immediate to 1.
13485 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13486 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13487 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13488 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13489 and length_immediate to 1.
13490 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13491 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13492 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13493 avx_ptest256): Override prefix_extra to 1.
13494 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13495 Override prefix_data16 and length_immediate to 1.
13496 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13497 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13498 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13499 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13500 prefix_data16 to 0 and prefix_extra to 2.
13501 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13502 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13504 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13505 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13506 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13507 and prefix_extra to 2.
13508 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13509 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13510 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13511 avx_vpermilvar<mode>3,
13512 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13513 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13514 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13515 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13516 Override prefix_extra to 1.
13517 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13518 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13519 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13520 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13521 prefix_extra and length_immediate to 1.
13522 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13524 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13525 to 1 for the first alternative.
13526 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13527 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13529 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13530 *movv2sf_internal_avx, *movv2sf_internal): Override
13531 prefix_rep attribute for certain alternatives.
13532 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13533 attributes for certain alternatives.
13534 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13535 attributes for certain alternatives.
13536 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13537 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13538 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13539 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13540 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13541 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13542 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13543 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13544 length_immediate to 1 if operand 2 is const_int_operand.
13545 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13546 *vec_extractv2si_1): Set length_immediate attribute to 1.
13547 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13548 using old 3DNOW insn rather than SSE/3DNOW_A.
13549 (mmx_emms, mmx_femms): Clear modrm attribute.
13551 2009-05-29 Martin Jambor <mjambor@suse.cz>
13553 * tree-sra.c: New implementation of SRA.
13555 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13556 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13557 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13558 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13559 (SRA_MAX_STRUCTURE_COUNT): Removed.
13560 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13561 * doc/invoke.texi (sra-max-structure-size): Removed.
13562 (sra-field-structure-ratio): Removed.
13564 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13566 PR middle-end/40291
13567 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13570 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13572 PR rtl-optimization/40101
13573 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13574 seqno. Adjust comment.
13575 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13576 inserting bookkeeping before a jump, the jump is not scheduled.
13577 When no positive seqno found, provide a value. Add comment.
13579 2009-05-29 Richard Guenther <rguenther@suse.de>
13581 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13582 short-cutting on the first component.
13584 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13586 PR middle-end/39958
13587 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13588 for trees other than decls/types.
13590 2009-05-29 Richard Guenther <rguenther@suse.de>
13592 * tree-ssa-operands.c (get_expr_operands): Do not handle
13593 INDIRECT_REFs in the handled-component case. Remove
13594 unused get_ref_base_and_extent case.
13595 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13596 tree_low_cst and host_integerp where possible.
13597 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13598 codes for equivalence.
13599 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13601 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13603 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13604 to tmake_file for i[34567]86-*-cygwin*.
13606 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13609 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13610 (altivec_categorize_keyword, init_vector_keywords,
13611 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13614 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13616 * tree.c (handle_dll_attribute): Check if node is
13617 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13619 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13621 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13623 (thumb2_zero_extendqidi2): Likewise.
13625 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13627 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13628 instead of gen_movrt.
13629 * config/sh/sh.md (movrt): Remove.
13631 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13633 * doc/invoke.texi (IA-64 Options):
13634 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13635 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13636 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13637 -msched-prefer-non-control-spec-insns,
13638 -msched-stop-bits-after-every-cycle,
13639 -msched-count-spec-in-critical-path,
13640 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13641 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13642 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13643 and -msched-spec-verbose.
13645 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13647 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13648 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13650 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13652 2009-05-28 Richard Guenther <rguenther@suse.de>
13654 * tree-ssa-alias.c (ao_ref_init): New function.
13655 (ao_ref_base): Likewise.
13656 (ao_ref_base_alias_set): Likewise.
13657 (ao_ref_alias_set): Likewise.
13658 (refs_may_alias_p_1): Change signature.
13659 (refs_may_alias_p): Adjust.
13660 (refs_anti_dependent_p): Likewise.
13661 (refs_output_dependent_p): Likewise.
13662 (call_may_clobber_ref_p_1): Change signature.
13663 (call_may_clobber_ref_p): Adjust.
13664 (stmt_may_clobber_ref_p_1): New function split out from ...
13665 (stmt_may_clobber_ref_p): ... here.
13666 (maybe_skip_until): Adjust signature.
13667 (get_continuation_for_phi): Likewise.
13668 (walk_non_aliased_vuses): Likewise.
13669 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13670 (ao_ref_init): Declare.
13671 (ao_ref_base): Likewise.
13672 (ao_ref_alias_set): Likewise.
13673 (stmt_may_clobber_ref_p_1): Likewise.
13674 (walk_non_aliased_vuses): Adjust.
13675 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13676 (get_ref_from_reference_ops): remove.
13677 (vn_reference_lookup_2): Adjust signature.
13678 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13679 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13680 (vn_reference_lookup): Adjust.
13681 (vn_reference_insert): Likewise.
13682 (vn_reference_insert_pieces): Adjust signature.
13683 (visit_reference_op_call): Adjust.
13684 * tree-ssa-pre.c (get_expr_type): Simplify.
13685 (phi_translate_1): Adjust.
13686 (compute_avail): Likewise.
13687 (translate_vuse_through_block): Do not re-build trees.
13688 (value_dies_in_block_x): Likewise.
13689 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13691 (vn_reference_lookup_pieces): Adjust declaration.
13692 (vn_reference_insert_pieces): Likewise.
13694 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13696 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13697 with checking disabled.
13699 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13703 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13704 macro definition for support of three-operand format aligned
13705 .comm directive in assembler on cygwin/pe/mingw target OS.
13706 * configure: Regenerate.
13707 * config.h: Regenerate.
13709 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13710 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13711 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13713 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13714 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13716 2009-05-28 Ira Rosen <irar@il.ibm.com>
13718 PR tree-optimization/40254
13719 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13720 in analysis of basic blocks.
13722 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13724 PR middle-end/33699
13725 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13726 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13727 (TARGET_INITIALIZER): Use it.
13728 * cse.c (CHEAPER): Move it up to the other macros.
13729 (insert): Rename this ...
13730 (insert_with_costs): ... to this. Add cost parameters. Update
13732 (insert): New function. Call insert_with_costs.
13733 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13734 find_reg_offset_for_const, try_const_anchors): New functions.
13735 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13736 when using a const-anchor. Call insert_const_anchors.
13737 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13738 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13740 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13742 * tree-inline.c (remap_decls): Enable nonlocalized variables
13743 when not optimizing.
13745 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13747 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13748 Simplify other tests involving optimize.
13750 2009-05-27 Tom Tromey <tromey@redhat.com>
13752 * unwind-dw2.c (_Unwind_DebugHook): New function.
13753 (uw_install_context): Call _Unwind_DebugHook.
13755 2009-05-27 Tom Tromey <tromey@redhat.com>
13757 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13759 2009-05-27 Ian Lance Taylor <iant@google.com>
13761 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13762 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13763 (ALL_LINKERFLAGS): Define.
13764 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13765 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13766 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13767 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13768 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13769 $(LINKER_FOR_BUILD).
13770 (build/gcov-iov$(build_exeext)): Likewise.
13772 2009-05-27 Julian Brown <julian@codesourcery.com>
13774 * gcse.c (target.h): Include.
13775 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13776 copy of argument to a pseudo register.
13778 2009-05-27 Diego Novillo <dnovillo@google.com>
13780 * tree-ssa-live.c (dump_scope_block): Document arguments.
13781 (dump_scope_blocks): Document.
13782 (debug_scope_blocks): New.
13783 * tree-flow.h (debug_scope_blocks): Declare.
13785 2009-05-21 Denis Chertykov <denisc@overta.ru>
13787 * doc/contrib.texi (Contributors): Add myself to the list.
13789 2009-05-27 Olivier Hainque <hainque@adacore.com>
13791 * expr.c (target_align): New function. Alignment the TARGET of an
13792 assignment may be assume to have.
13793 (highest_pow2_factor_for_target): Use it instead of relying on
13794 immediate tree attributes of TARGET, not necessarily honored when
13795 intermediate bitfields are involved.
13797 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13800 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13801 AVX, SSE4, AES, PCLMUL and POPCNT.
13803 2009-05-27 Diego Novillo <dnovillo@google.com>
13805 * tree-pretty-print.c (dump_location): New.
13806 (dump_generic_node): Call it.
13807 Factor code to handle BLOCK nodes ...
13808 (dump_block_node): ... here.
13810 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13812 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13814 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13816 * gcc-plugin.h: Include config.h and system.h.
13817 (IN_GCC): Define if not defined.
13819 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13821 PR middle-end/40249
13822 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13825 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13827 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13829 * config/m32r/m32r.h: Ditto.
13830 * config/m32r/m32r.md: Ditto.
13831 * config/m32r/predicates.md: Ditto.
13833 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13835 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13837 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13840 (Loading plugins): typo.
13841 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13842 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13843 (Interacting with the GCC Garbage Collector): Added new section.
13844 (Giving information about a plugin): Added new section for
13846 * ggc.h (ggc_register_root_tab): Added declaration.
13847 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13848 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13849 (register_callback): Improved comment in declaration.
13850 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13851 (extra_root_vec) Added static variable for dynamic roots registration.
13852 (ggc_register_root_tab) Added new routine.
13853 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13854 PLUGIN_GGC_MARKING event.
13855 * ggc-zone.c: Include plugin.h.
13856 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13857 * ggc-page.c: Include plugin.h.
13858 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13859 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13860 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13861 (register_callback): check lack of callbacks for
13862 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13863 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13864 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13865 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13866 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13867 dependency on plugin.h.
13868 (plugin.o): Added dependency on ggc.h...
13870 2009-05-26 Richard Guenther <rguenther@suse.de>
13872 PR middle-end/40248
13874 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13875 with mismatched comparison modes.
13877 * expr.c (expand_expr_real_1): Expand the operand of a
13878 VIEW_CONVERT_EXPR in its natural mode.
13880 2009-05-26 Ian Lance Taylor <iant@google.com>
13882 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13883 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13884 (ALL_COMPILERFLAGS): Define.
13885 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13886 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13887 (collect2$(exeext), collect2.o): Likewise.
13888 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13889 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13890 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13891 (libbackend.o, intl.o, cppdefault.o): Likewise.
13892 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13893 (build/%.o): Use $(COMPILER_FOR_BUILD).
13894 (build/gen%$(build_exeext)): Likewise.
13895 (build/gcov-iov$(build_exeext)): LIkewise.
13896 * config/t-darwin (darwin.o): Use $(COMPILER).
13897 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13898 * config/t-sol2 (sol2-c.o): Likewise.
13899 (sol2.o): Likewise.
13900 * config/t-vxworks (vxworks.o): Likewise.
13901 * config/x-darwin (host-darwin.o): Likewise.
13902 * config/x-hpux (host-hpux.o): Likewise.
13903 * config/x-linux (host-linux.o): Likewise.
13904 * config/x-solaris (host-solaris.o): Likewise.
13905 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13906 * config/arm/t-arm (arm-c.o): Likewise.
13907 * config/arm/t-pe (pe.o): Likewise.
13908 * config/arm/t-wince-pe (pe.o): Likewise.
13909 * config/i386/t-cygming (winnt.o): Likewise.
13910 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13911 * config/i386/t-cygwin (cygwin1.o): Likewise.
13912 (cygwin2.o): Likewise.
13913 * config/i386/t-i386 (i386-c.o): Likewise.
13914 * config/i386/t-interix (winnt.o): Likewise.
13915 * config/i386/t-netware (netware.o): Likewise.
13916 * config/i386/t-nwld (nwld.o): Likewise.
13917 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13918 * config/i386/x-i386 (driver-i386.o): Likewise.
13919 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13920 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13921 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13922 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13923 * config/mips/x-native (driver-native.o): Likewise.
13924 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13925 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13926 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13927 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13928 * config/score/t-score-elf (score7.o): Likewise.
13929 (score3.o): Likewise.
13930 * config/sh/t-sh (sh-c.o): Likewise.
13931 * config/sh/t-symbian (sh-c.o): Likewise.
13932 (symbian.o): Likewise.
13933 * config/spu/t-spu-elf (spu-c.o): Likewise.
13934 * config/v850/t-v850 (v850-c.o): Likewise.
13935 * config/v850/t-v850e (v850-c.o): Likewise.
13937 2009-05-26 Richard Guenther <rguenther@suse.de>
13939 PR tree-optimization/40122
13940 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13941 VECTOR_CSTs if possible.
13942 (fold_gimple_assign): Likewise.
13944 2009-05-26 Richard Guenther <rguenther@suse.de>
13946 PR middle-end/40252
13947 * fold-const.c (fold_binary): Use the correct types for building
13950 2009-05-26 Richard Guenther <rguenther@suse.de>
13952 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13953 redundant calls to merge_alias_info.
13954 (bump_vector_ptr): Likewise.
13955 * tree-ssa-copy.c (merge_alias_info): Remove.
13956 (replace_exp_1): Remove call to merge_alias_info.
13957 (propagate_tree_value): Likewise.
13958 (fini_copy_prop): Propagate points-to info.
13959 * tree-flow.h (merge_alias_info): Remove.
13961 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13963 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13965 2009-05-25 Jan Hubicka <jh@suse.cz>
13967 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13968 * cgraph.h (struct inline_summary): New filed self_wize,
13969 size_inlining_benefit, self_time and time_inlining_benefit.
13970 (struct cgraph_global_info): Replace insns by time ans size fields.
13971 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13972 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13973 (ipcp_update_callgraph): Do not touch function bodies.
13974 * ipa-inline.c: Include except.h
13975 (MAX_TIME): New constant.
13976 (overall_insns): Remove.
13977 (leaf_node_p): New.
13978 (overall_size, max_benefit): New static variables.
13979 (cgraph_estimate_time_after_inlining): New function.
13980 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13981 (cgraph_clone_inlined_nodes): Update size.
13982 (cgraph_mark_inline_edge): Update size.
13983 (cgraph_estimate_growth): Use size info.
13984 (cgraph_check_inline_limits): Check size.
13985 (cgraph_default_inline_p): Likewise.
13986 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13987 (cgraph_decide_recursive_inlining): Check size.
13988 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13990 (cgraph_decide_inlining): Likewise.
13991 (cgraph_decide_inlining_incrementally): Likewise; honor
13992 PARAM_EARLY_INLINING_INSNS.
13993 (likely_eliminated_by_inlining_p): New predicate.
13994 (estimate_function_body_sizes): New function.
13995 (compute_inline_parameters): Use it.
13996 * except.c (must_not_throw_labels): New function.
13997 * except.h (must_not_throw_labels): Declare.
13998 * tree-inline.c (init_inline_once): Kill inlining_weigths
13999 * tree-ssa-structalias.c: Avoid uninitialized warning.
14000 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14001 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14002 (PARAM_INLINE_CALL_COST): Remove.
14003 (PARAM_EARLY_INLINING_INSNS): New.
14005 2009-05-25 Richard Guenther <rguenther@suse.de>
14007 PR tree-optimization/36327
14008 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
14009 callback for reference translation or lookup at the point of may-defs.
14010 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
14011 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
14012 for union COMPONENT_REFs.
14013 (vn_reference_lookup_3): New callback. Lookup from memset
14014 and CONSTRUCTOR assignment, translate through struct copies.
14015 (vn_reference_lookup_pieces): Make sure to not free the
14016 passed operands array. Adjust walk_non_aliased_vuses call.
14017 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
14018 make sure we do not leak memory.
14020 2009-05-25 Richard Guenther <rguenther@suse.de>
14022 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14023 * tree-inline.c (expand_call_inline): Reset the escaped and
14024 callused solutions.
14025 * tree-ssa-structalias.c (pass_build_ealias): New.
14026 * tree-pass.h (pass_build_ealias): Declare.
14027 * passes.c (init_optimization_passes): Add PTA during
14028 early optimizations.
14029 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14030 and CALLUSED solutions.
14031 (dump_points_to_solution): New function, split out from ...
14032 (dump_points_to_info_for): ... here.
14033 * tree-parloops.c (parallelize_loops): Reset the escaped and
14034 callused solutions.
14036 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14039 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14040 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14042 2009-05-25 Ira Rosen <irar@il.ibm.com>
14044 PR tree-optimization/40238
14045 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14046 statements after basic block's labels.
14047 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14048 to free the allocated memory.
14050 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14052 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14053 return address with a USE.
14055 2009-05-24 Richard Guenther <rguenther@suse.de>
14057 PR middle-end/40233
14058 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14059 array type from the main variant of the inner type.
14061 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14063 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14064 definition to bool (from int) to un-break build.
14065 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14067 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14069 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14070 discard_stmt_changes): Delete.
14071 * tree-ssa-operands.c (scb_stack): Delete.
14072 (init_ssa_operands): Do not initialize it.
14073 (fini_ssa_operands): Do not free it.
14074 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14076 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14077 update_stmt, remove the others. Fix comments.
14078 * tree-dfa.c (optimize_stack_restore): Likewise.
14079 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14080 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14081 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14082 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14084 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14085 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14086 (dom_opt_finalize_block): Likewise, adjusting access to
14088 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14089 (stmts_to_rescan): Change item type to gimple.
14090 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14092 2009-05-24 Ira Rosen <irar@il.ibm.com>
14094 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14095 * tree-pass.h (pass_slp_vectorize): New pass.
14096 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14097 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14098 * tree-vectorizer.c (timevar.h): Include.
14099 (user_vect_verbosity_level): Declare.
14100 (vect_location): Fix comment.
14101 (vect_set_verbosity_level): Update user_vect_verbosity_level
14102 instead of vect_verbosity_level.
14103 (vect_set_dump_settings): Add an argument. Ignore user defined
14104 verbosity if dump flags require higher level of verbosity. Print to
14105 stderr only for loop vectorization.
14106 (vectorize_loops): Update call to vect_set_dump_settings.
14107 (execute_vect_slp): New function.
14108 (gate_vect_slp): Likewise.
14109 (struct gimple_opt_pass pass_slp_vectorize): New.
14110 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14111 access its members.
14112 (vec_info_for_bb): New function.
14113 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14114 (VECTORIZATION_ENABLED): New macro.
14115 (SLP_ENABLED, SLP_DISABLED): Likewise.
14116 (vect_is_simple_use): Add bb_vec_info argument.
14117 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14118 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14119 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14120 vect_schedule_slp, vect_analyze_slp): Likewise.
14121 (vect_analyze_stmt): Add slp_tree argument.
14122 (find_bb_location): Declare.
14123 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14124 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14125 (vect_analyze_loop_operations, vect_analyze_loop,
14126 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14127 vect_finalize_reduction, vectorizable_reduction,
14128 vectorizable_live_operation, vect_transform_loop): Likewise.
14129 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14130 skip evolution analysis if analyzing a basic block.
14131 (dr_analyze_indices): Likewise.
14132 (initialize_data_dependence_relation): Skip the test whether the
14133 object is invariant for basic blocks.
14134 (compute_all_dependences): Skip dependence analysis for data
14135 references in basic blocks.
14136 (find_data_references_in_stmt): Don't fail in case of invariant
14137 access in basic block.
14138 (find_data_references_in_bb): New function.
14139 (find_data_references_in_loop): Move code to
14140 find_data_references_in_bb and add a call to it.
14141 (compute_data_dependences_for_bb): New function.
14142 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14143 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14145 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14146 unknown dependence in basic block and fail in case of dependence in
14148 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14149 dependence instances from either loop or basic block vectorization
14151 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14152 before calling nested_in_vect_loop_p.
14153 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14154 dependence instances from either loop or basic block vectorization
14156 (vect_verify_datarefs_alignment): Likewise.
14157 (vect_enhance_data_refs_alignment): Adjust function calls.
14158 (vect_analyze_data_refs_alignment): Likewise.
14159 (vect_analyze_group_access): Fix printing. Skip different checks if
14160 DR_STEP is 0. Keep strided stores either in loop or basic block
14161 vectorization data structure. Fix indentation.
14162 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14164 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14165 dependence instances from either loop or basic block vectorization
14167 (vect_analyze_data_refs): Update comment. Call
14168 compute_data_dependences_for_bb to analyze basic blocks.
14169 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
14170 case of loop vectorization. In case of basic block vectorization use
14171 data-ref itself as a base.
14172 (vect_create_data_ref_ptr): In case of basic block vectorization:
14173 don't advance the pointer, add new statements before the current
14174 statement. Adjust function calls.
14175 (vect_supportable_dr_alignment): Support only aligned accesses in
14176 basic block vectorization.
14177 * common.opt (ftree-slp-vectorize): New flag.
14178 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
14179 (vect_pattern_recog_1): Likewise.
14180 * tree-vect-stmts.c (process_use): Likewise.
14181 (vect_init_vector): Add new statements in the beginning of the basic
14182 block in case of basic block SLP.
14183 (vect_get_vec_def_for_operand): Adjust function calls.
14184 (vect_finish_stmt_generation): Likewise.
14185 (vectorizable_call): Add assert that it is loop vectorization, adjust
14187 (vectorizable_conversion, vectorizable_assignment): Likewise.
14188 (vectorizable_operation): In case of basic block SLP, take
14189 vectorization factor from statement's type and skip the relevance
14190 check. Adjust function calls.
14191 (vectorizable_type_demotion): Add assert that it is loop
14192 vectorization, adjust function calls.
14193 (vectorizable_type_promotion): Likewise.
14194 (vectorizable_store): Check for outer loop only in case of loop
14195 vectorization. Adjust function calls. For basic blocks, skip the
14196 relevance check and don't advance pointers.
14197 (vectorizable_load): Likewise.
14198 (vectorizable_condition): Add assert that it is loop vectorization,
14199 adjust function calls.
14200 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14201 that it is not reduction, get vector type, call only supported
14202 functions, skip loop specific parts.
14203 (vect_transform_stmt): Check for outer loop only in case of loop
14205 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14206 (vect_is_simple_use): Fix comment, add new argument, fix conditions
14207 for external definition.
14208 * passes.c (pass_slp_vectorize): New pass.
14209 * tree-vect-slp.c (find_bb_location): New function.
14210 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
14211 check for patterns only in loops.
14212 (vect_build_slp_tree): Add argument, adjust function calls, fail in
14213 case of multiple types in basic block SLP.
14214 (vect_mark_slp_stmts_relevant): New function.
14215 (vect_supported_load_permutation_p): Fix comment.
14216 (vect_analyze_slp_instance): Add argument. In case of basic block
14217 SLP, take vectorization factor from statement's type, check that
14218 unrolling factor is 1. Adjust function call. Save SLP instance in
14219 either loop or basic block vectorization structure. Return FALSE,
14221 (vect_analyze_slp): Add argument. Get strided stores groups from
14222 either loop or basic block vectorization structure. Return FALSE
14223 if basic block SLP failed.
14224 (new_bb_vec_info): New function.
14225 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14226 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14227 (vect_schedule_slp): Add argument. Get SLP instances from either
14228 loop or basic block vectorization structure. Set vectorization factor
14229 to be 1 for basic block SLP.
14230 (vect_slp_transform_bb): New function.
14231 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14233 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14235 * final.c (shorten_branches): Do not align labels for jump tables.
14236 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14238 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14240 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14241 Remove outdated reference to flow.c and fix nits.
14242 * doc/gccint.texi: Tweak RTL description.
14243 * doc/rtl.texi: Likewise.
14245 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14247 * config/avr/avr.c: Change my email address.
14248 * config/avr/avr.h: Likewise.
14249 * config/avr/avr.md: Likewise.
14250 * config/avr/avr-protos.h: Likewise.
14251 * config/avr/libgcc.S: Likewise.
14253 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14255 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14256 (spu_split_load, spu_split_store): Change return type to int.
14257 (spu_split_convert): Declare.
14258 * config/spu/predicates.md (spu_mem_operand): Remove.
14259 (spu_mov_operand): Update.
14260 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14261 * config/spu/spu.c (regno_aligned_for_load): Remove.
14262 (reg_aligned_for_addr, spu_expand_load): Define.
14263 (spu_expand_extv): Reimplement and handle MEM.
14264 (spu_expand_insv): Handle MEM.
14265 (spu_sched_reorder): Handle insn's with length 0.
14266 (spu_legitimate_address_p): Reimplement.
14267 (store_with_one_insn_p): Return TRUE for any mode with size
14268 larger than 16 bytes.
14269 (address_needs_split): Define.
14270 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14272 (spu_convert_move): Define.
14273 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14274 (spu_split_store): Change all MEM's to TImode.
14275 (spu_init_expanders): Preallocate registers that correspond to
14276 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14278 (spu_split_convert): Define.
14279 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14280 (_move<mode>, _movdi, _movti): Update predicate and condition.
14281 (load, store): Change to define_split.
14282 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14284 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14285 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14286 define_insn_and_split of lshr<mode>3.
14287 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14288 (<v>ashr<mode>3_imm): Define.
14289 (extv, extzv, insv): Allow MEM operands.
14290 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14291 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14292 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14293 (_spu_convert2): Change to define_insn_and_split and remove the
14294 corresponding define_peephole2.
14295 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14296 Change predicates to memory_operand.
14298 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14300 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14302 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14304 PR tree-optimization/40219
14305 * tree.c (iterative_hash_expr): Make sure the builtin function is
14306 a normal builtin function and not a front end or back end builtin
14307 before indexing into the built_in_decls array.
14309 2009-05-22 Richard Guenther <rguenther@suse.de>
14311 PR middle-end/38964
14312 * alias.c (write_dependence_p): Do not use TBAA for answering
14313 anti-dependence or output-dependence.
14314 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14315 (emit_pointer_definition): Remove.
14316 (emit_alias_warning): Likewise.
14317 (find_what_var_points_to): Remove TBAA pruning code.
14318 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14320 (compute_points_to_sets): Remove code computing the set of
14321 dereferenced pointers.
14322 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14323 oracle for querying anti and output dependencies.
14324 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14325 if TBAA may be applied.
14326 (refs_anti_dependent_p): New function.
14327 (refs_output_dependent_p): Likewise.
14328 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14329 (refs_output_dependent_p): Likewise.
14330 * doc/tree-ssa.texi (Memory model): New section.
14331 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14332 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14333 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14334 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14335 * expr.c (expand_expr_real_1): Likewise.
14336 * gimple-low.c (lower_stmt): Likewise.
14337 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14338 (dump_gimple_cdt): Remove.
14339 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14340 (gimple_size): Likewise.
14341 (walk_gimple_op): Likewise.
14342 (is_gimple_stmt): Likewise.
14343 (walk_stmt_load_store_addr_ops): Likewise.
14344 (gimple_build_cdt): Remove.
14345 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14346 * gimple.h (gimple_cdt_new_type): Remove.
14347 (gimple_cdt_new_type_ptr): Likewise.
14348 (gimple_cdt_set_new_type): Likewise.
14349 (gimple_cdt_location): Likewise.
14350 (gimple_cdt_location_ptr): Likewise.
14351 (gimple_cdt_set_location): Likewise.
14352 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14353 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14354 GIMPLE_CHANGE_DYNAMIC_TYPE.
14355 (verify_types_in_gimple_stmt): Likewise.
14356 * tree-inline.c (estimate_num_insns): Likewise.
14357 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14358 (copy_decl_to_var): Likewise.
14359 (copy_result_decl_to_var): Likewise.
14360 * tree-pretty-print.c (dump_generic_node): Do not handle
14361 CHANGE_DYNAMIC_TYPE_EXPR.
14362 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14363 * tree-ssa-operands.c (get_expr_operands): Likewise.
14364 * tree-ssa-structalias.c (struct variable_info): Remove
14365 no_tbaa_pruning member.
14366 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14367 (unify_nodes): Do not copy it.
14368 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14369 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14370 (set_uids_in_ptset): Do not check it.
14371 (find_what_var_points_to): Likewise.
14372 (compute_tbaa_pruning): Remove.
14373 (compute_points_to_sets): Do not call it.
14374 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14375 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14376 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14377 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14378 (DECL_NO_TBAA_P): Likewise.
14379 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14380 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14381 (expand_omp_atomic_pipeline): Do not set it.
14382 * print-tree.c (print_node): Do not dump it.
14383 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14386 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14389 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14392 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14394 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14397 2009-05-22 Ben Elliston <bje@au.ibm.com>
14399 * Makefile.in (bversion.h, s-bversion): New targets.
14400 (TOPLEV_H): Add bversion.h.
14401 * toplev.h: Include "bversion.h".
14402 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14403 the __format__ attribute only if compiling with the same version
14404 of GCC as the sources (the "build version").
14406 2009-05-22 Ben Elliston <bje@au.ibm.com>
14408 * c-format.c (handle_format_attribute): Fix comment typo.
14410 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14413 * config/ia64/ia64.opt (mfused-madd): New.
14414 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14415 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14416 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14417 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14418 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14419 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14420 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14421 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14422 instruction if !TARGET_FUSED_MADD.
14423 (fpma, fpms): Remove colon from name.
14425 2009-05-22 Richard Guenther <rguenther@suse.de>
14427 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14428 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14429 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14431 (create_expression_by_pieces): Only convert if necessary.
14432 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14433 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14435 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14437 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14438 regular pattern from a template and rename it ...
14439 (*extzv_truncsi_exts): ... to this.
14441 2009-05-21 Richard Guenther <rguenther@suse.de>
14443 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14444 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14445 (cgraph_default_inline_p): Likewise.
14446 (cgraph_decide_inlining_incrementally): Likewise.
14448 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14449 Uros Bizjak <ubizjak@gmail.com>
14451 * config/i386/cpuid.h (bit_MOVBE): New.
14453 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14455 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14456 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14457 (ix86_handle_option): Handle OPT_mmovbe.
14458 (ix86_target_string): Add -mmovbe.
14459 (pta_flags): Add PTA_MOVBE.
14460 (processor_alias_table): Add PTA_MOVBE to "atom".
14461 (override_options): Handle PTA_MOVBE.
14463 * config/i386/i386.h (TARGET_MOVBE): New.
14465 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14466 (*bswapsi_movbe): New.
14467 (*bswapdi_movbe): Likewise.
14468 (bswapdi2): Renamed to ...
14469 (*bswapdi_1): This.
14470 (bswapdi2): New expander.
14472 * config/i386/i386.opt (mmovbe): New.
14474 * doc/invoke.texi: Document -mmovbe.
14476 2009-05-21 Taras Glek <tglek@mozilla.com>
14478 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14479 * gcc-plugin.h (plugin_init): Updated signature.
14480 * gcc-plugin.h (plugin_name_args): Moved to this header.
14481 * doc/plugins.texi (plugin_init): Updated documention to reflect
14483 * doc/plugins.texi (plugin_name_args): Added to documention.
14485 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14487 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14488 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14490 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14492 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14493 JUMP_TABLE_DATA_P predicates where applicable.
14494 * config/i386/predicates.md: Ditto.
14495 * config/i386/sse.md: Ditto.
14497 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14499 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14500 operand2 -128 override length_immediate attribute to 1.
14501 * config/i386/predicates.md (constm128_operand): New predicate.
14503 * config/i386/i386.c (memory_address_length): Handle %r12
14504 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14506 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14507 mode look through optional ZERO_EXTEND and SUBREG.
14508 * config/i386/i386.md (R12_REG): New define_constant.
14509 (prefix_data16): For sse unit set also for MODE_TI insns.
14510 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14511 insns set if operand 1 is ext_QIreg_operand.
14512 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14513 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14515 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14516 mode from MODE_DI to MODE_SI.
14517 (movdi_1_rex64): Override modrm and length_immediate attributes
14518 only for movabs (TYPE_IMOV, alternative 2).
14519 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14520 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14521 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14522 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14523 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14524 prefix_rex attribute if DImode.
14525 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14526 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14527 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14528 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14529 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14530 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14531 Likewise. For TYPE_IMOV clear length_immediate attribute.
14532 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14533 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14534 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14535 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14536 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14537 or one operand TYPE_ISHIFT.
14538 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14539 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14540 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14541 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14542 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14543 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14544 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14545 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14546 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14547 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14548 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14549 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14550 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14551 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14552 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14553 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14554 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14555 set mode attribute, don't override length attribute.
14556 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14558 (return_internal_long): Set length attribute to 2 instead of 1.
14559 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14560 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14561 prefix_rex attribute.
14562 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14564 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14566 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14568 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14570 2009-05-20 Ian Lance Taylor <iant@google.com>
14572 * tree.c (build_tree_list_vec_stat): New function.
14573 (ctor_to_vec): New function.
14574 (build_nt_call_vec): New function.
14575 (build_call_array): Change args to be a const pointer.
14576 (build_call_vec): New function.
14577 * tree.h (build_nt_call_vec): Declare.
14578 (build_tree_list_vec_stat): Declare.
14579 (build_tree_list_vec): Define.
14580 (build_call_array): Update declaration.
14581 (build_call_vec): Declare.
14582 (ctor_to_vec): Declare.
14583 * c-common.c (tree_vector_cache): New static variable.
14584 (make_tree_vector): New function.
14585 (release_tree_vector): New function.
14586 (make_tree_vector_single): New function.
14587 (make_tree_vector_copy): New function.
14588 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14589 (make_tree_vector_single, make_tree_vector_copy): Declare.
14590 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14591 (c_parser_expr_list): Don't manage cache here, instead call
14593 (c_parser_release_expr_list): Remove static function.
14594 (c_parser_vec_to_tree_list): Remove static function.
14595 (c_parser_attributes): Call build_tree_list_vec instead of
14596 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14597 c_parser_release_expr_list.
14598 (c_parser_postfix_expression_after_primary): Likewise.
14599 (c_parser_objc_keywordexpr): Likewise.
14601 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14603 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14604 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14605 TARGET_CONVERT_TO_TYPE.
14606 * hooks.c (hook_tree_const_tree_null): Define.
14607 * hooks.h (hook_tree_const_tree_null): Declare.
14608 * target.h (struct gcc_target): Add invalid_parameter_type,
14609 invalid_return_type, promoted_type, and convert_to_type fields.
14610 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14611 (TARGET_INVALID_RETURN_TYPE): Define.
14612 (TARGET_PROMOTED_TYPE): Define.
14613 (TARGET_CONVERT_TO_TYPE): Define.
14614 (TARGET_INITIALIZER): Update for new fields.
14615 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14616 (grokparms): Check targetm.invalid_parameter_type.
14617 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14618 * c-convert.c (convert): Check targetm.convert_to_type.
14620 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14622 * config/mips/mips.md (*extenddi_truncate<mode>,
14623 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14625 (*extendhi_truncateqi): New define_insn_and_sptit.
14627 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14629 PR middle-end/40204
14630 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14631 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14633 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14635 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14636 the operand of VIEW_CONVERT_EXPR.
14638 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14640 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14641 extended family and model for Intel processors. Support Intel Atom.
14643 2009-05-20 Olivier Hainque <hainque@adacore.com>
14645 * gstab.h (stab_code_type): Define, to be used instead of the
14646 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14648 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14649 occurrences by stab_code_type.
14650 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14652 2009-05-20 Martin Jambor <mjambor@suse.cz>
14654 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14655 (sra_insert_before): Likewise.
14656 (sra_insert_after): Likewise.
14657 (sra_init_cache): Likewise.
14658 (sra_type_can_be_decomposed_p): Likewise.
14659 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14660 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14661 (sra_insert_before): Likewise.
14662 (sra_insert_after): Likewise.
14663 (sra_init_cache): Likewise.
14664 (insert_edge_copies_seq): Made static and moved upwards.
14666 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14669 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14671 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14672 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14675 2009-05-20 Richard Guenther <rguenther@suse.de>
14677 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14678 with mismatched comparison modes.
14680 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14682 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14683 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14684 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14685 with shifts for Thumb2.
14686 (orsi_notsi): New for orn.
14687 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14688 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14689 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14690 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14691 Don't invert remainder for IOR.
14693 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14695 PR tree-optimization/40087
14696 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14697 number_of_iterations_ne): Rename never_infinite argument.
14698 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14699 number_of_iterations_le): Handle pointer-type ivs when
14700 exit_must_be_taken is false.
14701 (number_of_iterations_cond): Do not always assume that
14702 exit_must_be_taken if the control variable is a pointer.
14704 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14706 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14707 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14709 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14711 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14712 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14714 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14717 * c.opt (Wlogical-op): Disabled by default.
14718 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14720 * doc/invoke.texi (Wlogical-op): Likewise.
14722 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14724 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14726 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14727 Propagate the type of the first operand.
14728 <ASSERT_EXPR>: Simplify.
14729 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14730 Rewrite using the RHS code as discriminant.
14731 <NOP_EXPR>: Turn into CASE_CONVERT.
14732 <PLUS_EXPR>: Propagate the type of the first operand.
14734 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14736 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14737 (ia64_dconst_0_375): New.
14738 * config/ia64/ia64.c (ia64_override_options): Remove
14739 -minline-sqrt-min-latency warning.
14740 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14741 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14742 * config/ia64/ia64.md (*sqrt_approx): Remove.
14743 (sqrtsf2): Remove #if 0.
14744 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14745 (sqrtdf): Remove assert.
14746 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14747 (sqrtxf2): Remove #if 0.
14748 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14749 * div.md (sqrt_approx_rf): New.
14750 (sqrtsf2_internal_thr): New implementation.
14751 (sqrtsf2_internal_lat): New.
14752 (sqrtdf2_internal_thr: New implementation.
14753 (sqrtxf2_internal): New implementation.
14755 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14756 Hans-Peter Nilsson <hp@axis.com>
14758 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14759 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14760 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14761 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14762 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14763 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14764 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14765 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14766 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14767 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14768 * c-common.c: ...from here.
14770 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14772 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14774 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14776 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14778 2009-05-19 Ben Elliston <bje@au.ibm.com>
14780 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14781 assignments with memcpy calls.
14782 (add_fdes): Likewise.
14783 (binary_search_unencoded_fdes): Likewise.
14784 (linear_search_fdes): Eliminate type puns.
14786 2009-05-19 Richard Guenther <rguenther@suse.de>
14788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14789 not falsely claim to have propagated into all uses.
14791 2009-05-19 Ben Elliston <bje@au.ibm.com>
14793 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14796 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14798 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14799 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14800 (TARGET_LEGITIMATE_ADDRESS_P): New.
14801 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14802 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14804 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14807 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14808 child of the containing namespace's DIE.
14810 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14812 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14813 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14814 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14817 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14820 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14821 gen_align with gen_pad.
14822 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14823 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14825 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14826 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14828 * config/i386/i386.md (align): Renamed to ...
14829 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14830 ASM_OUTPUT_MAX_SKIP_PAD.
14832 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14834 * config.gcc: Fix variable syntax.
14837 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14838 before calling exact_log2.
14839 (output_iorsi3): Likewise.
14840 (output_xorsi3): Likewise.
14842 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14844 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14845 for the none zero constant operand except for EQ and NE
14846 comprisons even when the first operand is R0.
14848 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14850 * config/s390/2064.md: Remove trailing whitespaces.
14851 * config/s390/2084.md: Likewise.
14852 * config/s390/constraints.md: Likewise.
14853 * config/s390/fixdfdi.h: Likewise.
14854 * config/s390/libgcc-glibc.ver: Likewise.
14855 * config/s390/s390-modes.def: Likewise.
14856 * config/s390/s390-protos.h: Likewise.
14857 * config/s390/s390.c: Likewise.
14858 * config/s390/s390.h: Likewise.
14859 * config/s390/s390.md: Likewise.
14860 * config/s390/tpf-unwind.h: Likewise.
14862 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14864 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14866 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14869 * configure.ac (m68k-*-*): Check if binutils support TLS.
14870 * configure: Regenerate.
14871 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14872 * config/m68k/constraints.md (Cu): New constraint.
14873 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14874 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14875 (movsi): Handle TLS symbols.
14876 (addsi3_5200): Handle XTLS symbols, indent.
14877 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14878 (m68k_tls_reference_p): Declare.
14879 (m68k_legitimize_address): Declare.
14880 (m68k_unwrap_symbol): Declare.
14881 * config/m68k/m68k.opt (mxtls): New option.
14882 * config/m68k/m68k.c (ggc.h): Include.
14883 (m68k_output_dwarf_dtprel): Implement hook.
14884 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14885 (m68k_expand_prologue): Load GOT pointer when function needs it.
14886 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14887 (m68k_legitimate_constant_address_p): Same.
14888 (m68k_decompose_address): Handle TLS references.
14889 (m68k_get_gp): New static function.
14890 (enum m68k_reloc): New contants.
14891 (TLS_RELOC_P): New macro.
14892 (m68k_wrap_symbol): New static function.
14893 (m68k_unwrap_symbol): New function.
14894 (m68k_final_prescan_insn_1): New static function.
14895 (m68k_final_prescan_insn): New function.
14896 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14898 (legitimize_pic_address): Handle TLS references..
14899 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14900 (m68k_libcall_value_in_a0_p)
14901 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14902 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14903 (m68k_legitimize_tls_address): Handle TLS references.
14904 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14906 (m68k_legitimize_address): Handle TLS symbols.
14907 (m68k_get_reloc_decoration): New static function.
14908 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14910 (m68k_output_dwarf_dtprel): Implement hook.
14911 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14912 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14913 m68k_call_* routines.
14914 (sched_attr_op_type): Handle TLS symbols.
14915 (gt-m68k.h): Include.
14916 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14917 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14919 2009-05-18 Martin Jambor <mjambor@suse.cz>
14921 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14922 (visit_store_addr_for_mod_analysis): New function.
14923 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14924 (determine_cst_member_ptr): Use gimple_assign_single_p.
14925 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14926 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14927 operands. Don't check number of operands of a NOP_EXPR.
14929 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14931 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14933 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14936 * c-common.c (warn_logical_operator): Don't warn if one of
14937 expression isn't always true or false.
14939 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14941 * config/i386/biarch32.h: New file.
14942 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14944 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14946 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14947 *zero_extend<mode>_truncqi): Merge these into ...
14948 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14949 Name the pattern following this as *zero_extendhi_truncqi.
14951 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14953 PR middle-end/39301
14954 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14955 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14956 (output_info): Make field HOST_WIDEST_INT.
14957 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14958 (dump_bitmat_statistics): Same.
14960 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14962 * config.gcc (use_gcc_stdint): Set to wrap.
14963 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14964 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14965 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14966 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14967 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14968 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14969 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14970 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14972 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14974 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14976 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14977 Move definitions earlier.
14978 (OPT_ARCH64, OPT_ARCH32): Define.
14979 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14982 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14985 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14988 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14990 * arm.md (movdi2): Copy non-reg values to DImode registers.
14992 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14995 * final.c (label_to_max_skip): New function.
14996 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14997 CODE_LABEL_NUMBER <= max_labelno.
14998 * output.h (label_to_max_skip): New prototype.
14999 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
15000 (ix86_avoid_jump_mispredicts): ... this. Don't define if
15001 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
15002 Handle CODE_LABELs with >= 16 byte alignment or with
15003 max_skip == (1 << align) - 1.
15004 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
15005 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
15008 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
15009 .p2align 3 if MAX_SKIP is smaller than 7.
15010 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15012 2009-05-15 Ian Lance Taylor <iant@google.com>
15014 * alias.c (struct alias_set_entry_d): Rename from struct
15015 alias_set_entry. Change all uses.
15016 * except.c (struct call_site_record_d): Rename from struct
15017 call_site_record. Change all uses.
15018 * except.h (struct eh_region_d): Rename from struct eh_region.
15020 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15022 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15023 ivtype_map_elt. Change all uses.
15024 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15026 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15027 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15029 (struct sese_d): Rename from struct sese. Change all uses.
15030 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15031 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15032 * optabs.h (struct optab_d): Rename from struct optab. Change all
15034 (struct convert_optab_d): Rename from struct convert_optab.
15036 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15037 ipa_opt_pass. Change all uses.
15038 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15041 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15042 defined as a typedef.
15043 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15046 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15049 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15051 (merge_ranges): Returns bool.
15052 * tree.h (make_range): .. to here.
15053 (build_range_check): Likewise.
15054 (merge_ranges): Likewise. Renamed from merge_ranges.
15055 * c-typeck.c (parser_build_binary_op): Update calls to
15056 warn_logical_operator.
15057 * c-common.c (warn_logical_operator): Add new warning.
15058 * c-common.h (warn_logical_operator): Update declaration.
15060 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15062 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15064 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15066 * doc/install.texi: Document MPC requirements, flags etc.
15068 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15069 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15070 Evaluate constant arguments.
15071 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15072 (fold_builtin_1): Likewise, also evaluate constant arguments.
15073 Remove superfluous break.
15074 (do_mpc_ckconv): New.
15075 * real.h: Include mpc.h.
15076 * toplev.c (print_version): Output MPC version info if available.
15078 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15080 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15082 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15084 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15087 2009-05-15 Jan Hubicka <jh@suse.cz>
15089 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15090 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15091 (try_inline): Fix return value.
15092 (cgraph_decide_inlining_incrementally): Honor new value.
15093 (cgraph_early_inlining): Handle indirect inlining.
15094 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15096 2009-05-15 Jan Hubicka <jh@suse.cz>
15098 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15099 * cgraphunit.c (cgraph_finalize_function): Set it.
15100 (cgraph_expand_function): Use it.
15102 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15104 * real.c (encode_ieee_half): Define.
15105 (decode_ieee_half): Define.
15106 (ieee_half_format): Define.
15107 (arm_half_format): Define.
15108 * real.h (ieee_half_format): Declare.
15109 (arm_half_format): Declare.
15111 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15113 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15114 swapped, and reversed optabs exist before trying to use them.
15116 2009-05-15 Paul Brook <paul@codesourcery.com>
15117 Sandra Loosemore <sandra@codesourcery.com>
15119 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15120 loads. Allow PRE_DEC.
15121 (output_move_neon): Handle PRE_DEC.
15122 (arm_print_operand): Add 'A' for neon structure loads.
15123 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15124 * config/arm/neon.md (neon_mov): Update comment.
15125 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15127 (Um): New constraint.
15129 2009-05-15 Jan Hubicka <jh@suse.cz>
15131 Revert the following patch until testsuite fallout is fixed:
15132 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15133 * cgraph.h (struct inline_summary): New filed self_wize,
15134 size_inlining_benefit, self_time and time_inlining_benefit.
15135 (struct cgraph_global_info): Replace insns by time ans size fields.
15136 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15137 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15138 (ipcp_update_callgraph): Do not touch function bodies.
15139 * ipa-inline.c: Include except.h
15140 (MAX_TIME): New constant.
15141 (overall_insns): Remove
15142 (overall_size, max_benefit): New static variables.
15143 (cgraph_estimate_time_after_inlining): New function.
15144 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15145 (cgraph_clone_inlined_nodes): Update size.
15146 (cgraph_mark_inline_edge): Update size.
15147 (cgraph_estimate_growth): Use size info.
15148 (cgraph_check_inline_limits): Check size.
15149 (cgraph_default_inline_p): Likewise.
15150 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15151 (cgraph_decide_recursive_inlining): Check size.
15152 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15154 (cgraph_decide_inlining): Likewise.
15155 (cgraph_decide_inlining_incrementally): Likewise; honor
15156 PARAM_EARLY_INLINING_INSNS.
15157 (likely_eliminated_by_inlining_p): New predicate.
15158 (estimate_function_body_sizes): New function.
15159 (compute_inline_parameters): Use it.
15160 * except.c (must_not_throw_labels): New function.
15161 * except.h (must_not_throw_labels): Declare.
15162 * tree-inline.c (init_inline_once): Kill inlining_weigths
15163 * tree-ssa-structalias.c: Avoid uninitialized warning.
15164 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15165 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15166 (PARAM_INLINE_CALL_COST): Remove.
15167 (PARAM_EARLY_INLINING_INSNS): New.
15169 2009-05-15 Richard Guenther <rguenther@suse.de>
15171 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
15172 not TODO_update_ssa.
15174 2009-05-15 Richard Guenther <rguenther@suse.de>
15176 PR tree-optimization/39999
15177 * gimple.h (gimple_expr_type): Use the expression type looking
15178 through useless conversions.
15179 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
15180 (vn_nary_op_insert_stmt): Likewise.
15181 (simplify_binary_expression): Likewise.
15183 2009-05-15 Richard Guenther <rguenther@suse.de>
15185 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15186 New options, enabled by default.
15187 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15189 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15190 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15191 * tree-ssa-structalias.c (gate_tree_pta): New function.
15192 (pass_build_alias): Use it.
15194 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15197 recurse on an invariant address if a conversion from a pointer
15198 type to a wider integer type is involved.
15200 2009-05-15 Jan Hubicka <jh@suse.cz>
15202 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15203 * cgraph.h (struct inline_summary): New filed self_wize,
15204 size_inlining_benefit, self_time and time_inlining_benefit.
15205 (struct cgraph_global_info): Replace insns by time ans size fields.
15206 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15207 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15208 (ipcp_update_callgraph): Do not touch function bodies.
15209 * ipa-inline.c: Include except.h
15210 (MAX_TIME): New constant.
15211 (overall_insns): Remove
15212 (overall_size, max_benefit): New static variables.
15213 (cgraph_estimate_time_after_inlining): New function.
15214 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15215 (cgraph_clone_inlined_nodes): Update size.
15216 (cgraph_mark_inline_edge): Update size.
15217 (cgraph_estimate_growth): Use size info.
15218 (cgraph_check_inline_limits): Check size.
15219 (cgraph_default_inline_p): Likewise.
15220 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15221 (cgraph_decide_recursive_inlining): Check size.
15222 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15224 (cgraph_decide_inlining): Likewise.
15225 (cgraph_decide_inlining_incrementally): Likewise; honor
15226 PARAM_EARLY_INLINING_INSNS.
15227 (likely_eliminated_by_inlining_p): New predicate.
15228 (estimate_function_body_sizes): New function.
15229 (compute_inline_parameters): Use it.
15230 * except.c (must_not_throw_labels): New function.
15231 * except.h (must_not_throw_labels): Declare.
15232 * tree-inline.c (init_inline_once): Kill inlining_weigths
15233 * tree-ssa-structalias.c: Avoid uninitialized warning.
15234 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15235 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15236 (PARAM_INLINE_CALL_COST): Remove.
15237 (PARAM_EARLY_INLINING_INSNS): New.
15238 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15239 (inline-call-cost): Remove.
15240 (early-inlining-insns): New.
15242 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15244 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15246 (print_int_cst_bounds_in_octal_p): Likewise.
15247 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15249 * dwarf2out.c (base_type_die): Likewise.
15250 (is_subrange_type): Delete.
15251 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15252 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15253 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15254 if the destination type is boolean.
15255 (build_range_check): Do not special-case subtypes.
15256 (fold_sign_changed_comparison): Likewise.
15257 (fold_unary): Likewise.
15258 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15259 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15260 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15261 * tree.c (subrange_type_for_debug_p): New predicate based on the
15262 former is_subrange_type.
15263 * tree.h (subrange_type_for_debug_p): Declare.
15264 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15265 (convert_affine_scev): Remove call to above function.
15266 (chrec_convert_aggressive): Likewise.
15267 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15268 false for conversions involving subtypes.
15269 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15270 (vrp_val_min): Likewise.
15271 (needs_overflow_infinity): Likewise.
15272 (extract_range_from_unary_expr): Likewise.
15274 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15276 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15277 * config/frv/frv.c: Likewise.
15278 * config/s390/s390.c: Likewise.
15279 * config/sparc/sparc.h: Likewise.
15280 * config/i386/i386.h: Likewise.
15281 * config/i386/i386.c: Likewise.
15282 * config/crx/crx.c: Likewise.
15283 * config/m68hc11/m68hc11.h: Likewise.
15284 * config/iq2000/iq2000.c: Likewise.
15285 * config/mn10300/mn10300.h: Likewise.
15286 * config/mn10300/mn10300.c: Likewise.
15287 * config/m68k/m68k.c: Likewise.
15288 * config/rs6000/rs6000.c: Likewise.
15289 * config/rs6000/xcoff.h: Likewise.
15290 * config/rs6000/linux64.h: Likewise.
15291 * config/rs6000/sysv4.h: Likewise.
15292 * config/score/score3.c: Likewise.
15293 * config/score/score7.c: Likewise.
15294 * config/score/score.c: Likewise.
15295 * config/arm/arm.md: Likewise.
15296 * config/mips/mips.c: Likewise.
15297 * config/mips/mips.md: Likewise.
15298 * config/bfin/bfin.h: Likewise.
15299 * config/pa/pa.c: Likewise.
15300 * config/pa/constraints.md: Likewise.
15302 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15303 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15304 * config/pdp11/pdp11.h: Use memory_address_p instead.
15306 2009-05-14 Ian Lance Taylor <iant@google.com>
15308 * passes.c (finish_optimization_passes): Change i to int.
15309 * plugin.c (plugins_active_p): Change event to int.
15310 (dump_active_plugins): Likewise.
15311 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15313 * tree.c (tree_range_check_failed): Change c to unsigned int.
15314 (omp_clause_range_check_failed): Likewise.
15315 (build_common_builtin_nodes): Change mode to int. Add cast.
15316 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15317 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15319 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15320 ++ or -- with a variable of enum type.
15322 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15325 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15327 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15329 * store-motion.c: Do not include params.h
15330 * Makefile.in: Fix dependencies for various files.
15332 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15334 * auto-inc-dec.c: Fix pass description, remove apparent
15335 accidental duplication.
15337 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15339 PR middle-end/40147
15340 * ipa-utils.h (memory_identifier_string): Moved to ...
15341 * tree.h (memory_identifier_string): Here. Add GTY(()).
15343 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15345 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15346 in the former documentation of...
15347 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15348 * ira-conflicts.c (get_dup_num): Use address_operand.
15349 * targhooks.c (default_legitimate_address_p): New.
15350 * targhooks.h (default_legitimate_address_p): New.
15351 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15353 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15354 * target.h (struct target): Add legitimate_address_p.
15355 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15356 (TARGET_INITIALIZER): Include it.
15358 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15359 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15360 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15361 (TARGET_LEGITIMATE_ADDRESS_P): New.
15363 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15364 (REG_OK_STRICT_P): Delete.
15365 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15366 (frv_legitimate_address_p_1): ... this.
15367 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15368 (frv_legitimate_address_p_1): ... the renamed old
15369 frv_legitimate_address_p.
15370 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15371 (TARGET_LEGITIMATE_ADDRESS_P): New.
15373 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15374 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15375 * config/s390/s390.c (legitimate_address_p): Rename to...
15376 (s390_legitimate_address_p): ... this, make static.
15377 (legitimize_address): Adjust call.
15378 (TARGET_LEGITIMATE_ADDRESS_P): New.
15379 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15381 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15382 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15383 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15384 (TARGET_LEGITIMATE_ADDRESS_P): New.
15386 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15387 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15388 * config/spu/spu.c (spu_legitimate_address): Rename to...
15389 (spu_legitimate_address_p): ... this, make static.
15390 (TARGET_LEGITIMATE_ADDRESS_P): New.
15392 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15393 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15394 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15395 (sparc_legitimate_address_p): ... this, make static and return bool.
15396 (legitimize_address): Adjust call.
15397 (TARGET_LEGITIMATE_ADDRESS_P): New.
15399 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15400 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15401 * config/i386/i386.c (legitimate_address_p): Rename to...
15402 (ix86_legitimate_address_p): ... this, make static.
15403 (constant_address_p): Move after it, adjust call.
15404 (TARGET_LEGITIMATE_ADDRESS_P): New.
15406 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15407 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15408 * config/avr/avr.c (legitimate_address_p): Rename to...
15409 (avr_legitimate_address_p): ... this, make static.
15410 (legitimize_address): Adjust call.
15411 (TARGET_LEGITIMATE_ADDRESS_P): New.
15413 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15414 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15415 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15416 (TARGET_LEGITIMATE_ADDRESS_P): New.
15418 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15419 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15420 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15421 (TARGET_LEGITIMATE_ADDRESS_P): New.
15423 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15424 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15426 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15428 (TARGET_LEGITIMATE_ADDRESS_P): New.
15430 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15431 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15433 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15435 (m68hc11_legitimate_address_p): ... this, make static.
15436 (go_if_legitimate_address_internal): Rename to...
15437 (m68hc11_legitimate_address_p_1): ... this.
15438 (legitimize_address): Adjust call.
15439 (TARGET_LEGITIMATE_ADDRESS_P): New.
15441 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15442 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15443 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15444 (TARGET_LEGITIMATE_ADDRESS_P): New.
15446 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15447 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15448 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15449 (mn10300_legitimate_address_p): ... this, make static.
15450 (TARGET_LEGITIMATE_ADDRESS_P): New.
15452 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15453 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15454 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15455 (TARGET_LEGITIMATE_ADDRESS_P): New.
15457 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15458 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15459 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15460 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15461 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15462 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15463 (rs6000_legitimate_address_p): ... this, make static.
15464 (TARGET_LEGITIMATE_ADDRESS_P): New.
15465 (REG_MODE_OK_FOR_BASE_P): Delete.
15466 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15468 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15469 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15471 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15472 static, adjust types.
15473 (TARGET_LEGITIMATE_ADDRESS_P): New.
15475 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15476 * config/score/score.c (score_address_p): Rename to...
15477 (score_legitimate_address_p): ... this.
15478 (TARGET_LEGITIMATE_ADDRESS_P): New.
15479 * config/score/score3.c (score3_address_p): Rename to...
15480 (score3_legitimate_address_p): ... this.
15481 * config/score/score7.c (score7_address_p): Rename to...
15482 (score7_legitimate_address_p): ... this.
15484 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15485 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15486 GO_IF_LEGITIMATE_ADDRESS): Delete.
15487 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15488 thumb2_legitimate_address_p): Delete.
15489 (arm_legitimate_address_p): Rename to...
15490 (arm_legitimate_address_outer_p): ... this.
15491 * config/arm/constraints.md ("Uq"): Adjust call.
15492 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15493 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15495 (arm_legitimate_address_outer_p): ... this.
15496 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15498 (TARGET_LEGITIMATE_ADDRESS_P): New.
15500 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15501 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15502 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15503 (TARGET_LEGITIMATE_ADDRESS_P): New.
15505 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15506 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15507 * config/vax/vax.c (legitimate_address_p): Rename to...
15508 (vax_legitimate_address_p): ... this, make static.
15509 (TARGET_LEGITIMATE_ADDRESS_P): New.
15511 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15512 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15513 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15514 (TARGET_LEGITIMATE_ADDRESS_P): New.
15516 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15517 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15518 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15519 (mmix_legitimate_address_p): ... this, make static.
15520 (TARGET_LEGITIMATE_ADDRESS_P): New.
15522 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15523 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15524 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15525 (TARGET_LEGITIMATE_ADDRESS_P): New.
15527 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15529 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15530 of MODE_COMPLEX_INT.
15532 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15534 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15535 LCT_NORMAL in function call.
15536 * mips-tdump.c (print_file_desc): Add cast to enum type.
15537 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15538 (mark_stabs): Add casts to enum types.
15539 (parse_stabs_common): Add casts to enum types.
15541 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15543 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15544 Check for invalid values of LETTER.
15546 2009-05-13 Taras Glek <tglek@mozilla.com>
15548 * attribs.c (register_attribute): moved out attribute registration
15549 into register_attribute.
15550 * doc/plugins.texi: Documented register_attribute and
15552 * gcc-plugin.h: Added forward decl for register_attribute.
15553 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15554 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15555 PLUGIN_ATTRIBUTES boilerplate.
15557 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15559 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15560 values even in sentinel and empty entries.
15561 (ms_printf_flag_specs): Likewise.
15562 (ms_scanf_flag_specs): Likewise.
15563 (ms_strftime_flag_specs): Likewise.
15564 (ms_print_char_table): Likewise.
15565 (ms_scan_char_table): Likewise.
15566 (ms_time_char_table): Likewise.
15568 2009-05-13 Doug Kwan <dougkwan@google.com>
15570 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15572 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15574 * config/mips/mips.md (store): Add attributes for QI and HI.
15576 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15577 (truncdi<mode>2): ... this new pattern.
15579 2009-05-13 Brad Hards <bradh@kde.org>
15581 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15583 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15584 Ben Elliston <bje@au.ibm.com>
15586 PR middle-end/40035
15587 * dse.c (check_mem_read_rtx): Guard against width == -1.
15589 2009-05-13 Michael Matz <matz@suse.de>
15591 PR middle-end/39976
15592 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15593 (trivially_conflicts_p): New function.
15594 (insert_backedge_copies): Use it.
15596 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15598 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15599 (handle_stdc_pragma): Use new enum constant names.
15600 (handle_pragma_float_const_decimal64): Ditto.
15602 2009-05-13 Ian Lance Taylor <iant@google.com>
15604 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15607 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15609 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15610 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15612 * config/m68k/m68k.h (FL_UCLINUX): Define.
15614 2009-05-13 Jan Hubicka <jh@suse.cz>
15616 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15618 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15620 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15621 unless -fschedule-insns is specified.
15623 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15626 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15627 TARGET_EXPAND_CBRANCHDI4.
15628 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15629 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15630 (cmpeqdi): Fix comment.
15632 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15634 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15635 (sh_legitimate_address_p): Likewise.
15636 * config/sh/sh.c (sh_legitimate_index_p): New.
15637 (sh_legitimate_address_p): Likewise.
15638 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15639 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15640 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15641 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15642 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15643 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15644 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15645 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15646 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15648 2009-05-12 Jan Hubicka <jh@suse.cz>
15650 * tree-inline.c (estimate_operator_cost): Add operands;
15651 when division happens by constant, it is cheap.
15652 (estimate_num_insns): Loads and stores are not having cost of 0;
15653 EH magic stuff is cheap; when computing runtime cost of switch,
15654 use log2 base of amount of its cases; builtin_expect has cost of 0;
15655 compute cost for moving return value of call.
15656 (init_inline_once): Initialize time_based flags.
15657 * tree-inline.h (eni_weights_d): Add time_based flag.
15659 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15661 * df-core.c: Update head documentation.
15663 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15666 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15667 shadowing exisiting variable op1.
15669 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15672 * config/i386/driver-i386.c (processor_signatures): New enum.
15673 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15674 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15675 processor signature to detect geode processor.
15677 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15681 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15683 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15684 causes spurious differences between trunk and cond-optab branch.
15686 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15688 * dojump.c (compare_from_rtx): Delete.
15689 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15690 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15691 if the comparison does not satisfy the predicate; test predicates for
15692 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15693 further if one existing pattern fails.
15694 * expr.h (compare_from_rtx): Delete.
15695 (prepare_operand): Declare it.
15696 * optabs.c: Change "lib call" to "libcall" throughout.
15697 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15698 HAVE_conditional_trap, emit_cmp_insn): Delete.
15699 (can_compare_p): Delete cmp_optab case.
15700 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15701 Accept other parameters by value.
15702 (prepare_operand): Make non-static.
15703 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15704 other parameters by value. Try to widen operands here based on
15705 an optab_methods argument and looking at cbranch_optab.
15706 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15707 loop. Use cbranch_optab directly.
15708 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15709 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15711 (emit_conditional_move, emit_conditional_add): Inline what's needed
15712 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15713 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15714 with COMPARE. Move cmov_optab and cstore_optab above
15715 with cbranch_optab, move cmp_optab down with ucmp_optab,
15716 remove tst_otpab. Do not initialize trap_rtx.
15717 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15718 for trap code. Do not check HAVE_conditional_trap. Use
15719 prepare_cmp_insn. Accept no predicate for operand 3.
15720 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15721 (OTI_ctrap, ctrap_optab): New.
15722 (tst_optab): Delete.
15723 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15724 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15725 with lookup of ctrap_optab.
15726 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15728 (ctrap_optab): New.
15730 * combine.c (combine_simplify_rtx, simplify_set): Do not
15731 special case comparing against zero for cc0 machines.
15732 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15733 COMPARE on cc0 machines.
15734 (simplify_relational_operation): Return a new expression when
15735 a COMPARE could be removed.
15736 * final.c (final_scan_insn): Compare cc_status values
15737 against LHS of a (compare FOO (const_int 0)) cc0 source.
15738 Also check if cc_status.value is the full compare.
15740 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15741 (cstoreMM4): Document.
15742 (conditional_trap): Document ctrapMM4 instead.
15743 (sync_compare_and_swapMM): Refer to cbranchcc4.
15744 (Dependent Patterns): Eliminate obsolete information referring to
15745 the old jump optimization phase.
15746 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15747 of compares with 0 on cc0 machines.
15748 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15749 avoiding references to cc0. Remove text about storing operands
15751 * doc/tm.texi (Condition Codes): Include blurb on different
15752 condition code representations, separate into subsections for
15753 CC0, MODE_CC and conditional execution.
15755 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15756 alpha_emit_setcc): Accept operands and a machine mode.
15757 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15758 Get code/op0/op1 from operands, use machine mode argument
15759 instead of alpha_compare.fp_p. Emit the branch here.
15760 (alpha_emit_setcc): Likewise, and return boolean.
15761 (alpha_emit_conditional_move): Likewise. Assert that
15762 cmp_op_mode == cmp_mode, and simplify accordingly.
15763 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15764 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15765 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15767 (stack probe test): Use cbranchdi4.
15768 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15770 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15771 * config/arc/arc.h (movsicc, movsfcc): Use it.
15772 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15773 (cbranchsi4, cstoresi4): New.
15774 (cmpsi, bCC and sCC expanders): Remove.
15776 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15777 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15778 * config/arm/predicates.md (arm_comparison_operator): Only include
15779 floating-point operators if there is a hardware floating-point unit.
15780 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15781 deferring to cbranch_cc and cstore_cc respectively.
15782 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15783 cbranch_cc, cstore_cc): New.
15784 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15786 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15788 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15789 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15791 (adjust_insn_length): Adjust calls.
15792 (avr_reorg): Handle (compare (foo) (const_int 0)).
15793 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15794 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15795 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15796 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15798 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15799 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15801 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15802 (cbranchsi4, cstorebi4, cstoresi4): New.
15803 (movbisi): This insn is duplicate, split it to zero_extend.
15804 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15805 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15806 (bfin_optimize_loop): Use cbranch expander.
15807 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15808 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15809 (bfin_bimode_comparison_operator): ... this.
15810 (bfin_direct_comparison_operator): New.
15812 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15813 inside (compare FOO (const_int 0)).
15814 (cris_rtx_costs): Handle ZERO_EXTRACT.
15815 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15816 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15817 (*tstdi_v32): Delete.
15818 (*cmpdi_non_v32): Add M alternative for operand 1.
15819 (cmpsi, cmp<mode>): Make private.
15820 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15822 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15824 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15825 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15826 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15827 (cc_reg_operand): New.
15828 (any_cond): Delete.
15829 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15830 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15831 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15832 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15833 crx_expand_scond): Delete.
15835 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15837 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15838 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15840 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15841 cstoresi4, cstoresf4, cstoredf4): New.
15842 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15843 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15844 Receive the entire operands array.
15845 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15846 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15847 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15848 Get test/op0/op1 from the operands array.
15849 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15851 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15852 (h8300_expand_store): New.
15853 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15855 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15856 (h8300_expand_store): New.
15857 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15858 or do not try to produce (set (cc0) REG).
15859 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15860 change a compare into a move to a scratch register. Disable some
15861 peepholes when comparing with zero.
15862 (tstsi, tsthi, tstsi, cmpqi): Make private.
15864 (bCC, sCC): Delete.
15865 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15868 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15869 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15870 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15871 (ix86_emit_i387_log1p): Use cbranchxf2.
15872 (ix86_expand_setcc): Return void.
15873 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15874 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15875 cmp<MODEF>, cmpcc): Remove.
15876 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15877 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15878 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15879 (sCC and bCC expanders): Remove.
15880 (stack_protect_test): Use cbranchcc4.
15882 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15884 (ia64_expand_compare): Accept three rtx by reference and return void.
15885 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15886 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15887 from *expr. Update *expr with the BImode comparison to do.
15888 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15889 cmptf, bCC, sCC, conditional_trap): Delete.
15890 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15891 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15892 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15893 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15894 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15896 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15897 type of last argument.
15898 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15899 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15900 use machine mode argument instead of branch_type. Remove dead
15901 code for floating-point comparisons.
15902 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15903 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15905 (cbranchsi4, cstoresi4): New.
15906 * config/iq2000/predicates.md (reg_or_const_operand): New.
15908 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15909 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15910 (b<code>_op): Rewrite to...
15911 (bcc_op): ... this, using match_operator.
15912 (s<code>_op): Rewrite to...
15913 (scc_op): ... this, using match_operator.
15914 (s<code>_24_op): Rewrite to...
15915 (scc_op_24): ... this, using match_operator.
15916 (s<code>_<mode>): Rewrite to...
15917 (cstore<mode>4): ... this, using match_operator.
15918 (s<code>_<mode>_24): Rewrite to...
15919 (cstore<mode>4_24): ... this, using match_operator.
15920 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15921 m32c_unpend_compare, m32c_expand_scc): Delete.
15922 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15923 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15924 (m32c_expand_movcc): Change NE to EQ if necessary.
15925 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15927 * config/m32r/m32r-protos.h (gen_cond_store): New.
15928 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15929 (gen_cond_store): New, from sCC patterns.
15930 (m32r_expand_block_move): Use cbranchsi4.
15931 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15932 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15933 (cbranchsi4, cstoresi4): New.
15935 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15937 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15938 (m68hc11_notice_update_cc): Look into a compare with 0.
15939 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15941 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15942 cmphi, cmpqi, bCC): Delete.
15943 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15944 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15945 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15948 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15949 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15950 * config/m68k/constraints.md (H): New.
15951 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15952 the define_insn below.
15953 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15954 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15955 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15956 patterns): Wrap RHS with COMPARE.
15957 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15958 (*cmpdi_internal): Name this pattern.
15959 (cmpdi): Change to define_insn.
15960 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15961 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15962 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15964 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15965 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15966 (conditional_trap): Change to...
15967 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15968 (*conditional_trap): Use the ordered_comparison_operator and
15969 const1_operand predicates.
15970 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15971 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15972 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15973 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15975 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15976 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15977 (mcore_gen_compare): New.
15978 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15979 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15980 (mcore_gen_compare): ... this.
15981 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15982 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15983 (stack probe pattern): Use cbranchsi4.
15985 * config/mips/predicates.md (mips_cstore_operator): New.
15986 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15987 * config/mips/mips.md (any_cond): Delete.
15988 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15990 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15991 fixuns_truncsfdi2): Use cbranch patterns.
15992 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15993 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15994 Adjust call to mips_expand_conditional_branch.
15995 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15997 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15998 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15999 * config/mips/mips.c (cmp_operands): Delete.
16000 (mips_emit_compare): Get comparison operands from *op0/*op1.
16001 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
16002 that it succeeds. Use op0/op1 instead of cmp_operands.
16003 (mips_expand_conditional_branch, mips_expand_conditional_move,
16004 mips_expand_conditional_trap): Likewise.
16005 (mips_block_move_loop): Use cbranch patterns.
16006 * config/mips/mips.h (cmp_operands): Delete.
16008 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
16009 (mmix_gen_compare_reg): Just return a register in the right CC mode.
16010 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
16011 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
16012 (*cmpcc_folded): Rename to...
16013 (*cmpdi_folded): this.
16014 (*cmpcc): Rename to...
16016 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16019 (cbranchdf4): New. Handle invalid comparisons here.
16020 * config/mmix/predicates.md (float_comparison_operator): New.
16022 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16023 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16024 * config/mn10300/mn10300.md (tst): Delete.
16025 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16026 Name these patterns and wrap RHS in a compare.
16027 (*cmpsi): Make this pattern private. Include tst.
16028 (*cmpsf): Make this pattern private.
16029 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16030 (compare with zero peepholes): Likewise.
16032 (cbranchsi4, cbranchsf4): New.
16033 (casesi): Use cbranchsi4.
16035 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16036 hppa_branch_type): Delete.
16037 (return_addr_rtx): Use cbranchsi4.
16038 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16039 Emit CCFPmode comparison here.
16040 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16041 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16042 hppa_branch_type): Delete.
16043 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16044 (movsicc, movdicc): Remove references to hppa_compare_op0,
16045 hppa_compare_op1 and compare_from_rtx.
16046 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16047 (casesi): Use cbranchsi4.
16049 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16050 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16051 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16052 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16053 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16055 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16056 (*branch, *branch_inverted): New.
16058 * config/picochip/picochip.md (cbranchhi4): Use
16059 ordered_comparison_operator.
16060 (cmphi, bCC): Remove.
16062 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16063 (trap_comparison_operator): Delete.
16064 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16065 rs6000_emit_cbranch): Accept mode and operands.
16066 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16067 rs6000_compare_fp_p): Delete.
16068 (rs6000_generate_compare): Accept mode and comparison. Extract code
16069 and op0/op1 from there. Replace references to rs6000_compare_op0
16070 and rs6000_compare_op1.
16071 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16072 extract result from passed operands.
16073 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16074 extract loc from passed operands.
16075 (rs6000_emit_cmove): Likewise.
16076 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16077 rs6000_compare_fp_p): Delete.
16078 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16079 (cbranch<GPR>4, cbranch<FP>4): New.
16080 (cstore<mode>4): New. Consolidate here all choices about when to use
16081 portable or specialized sCC sequences.
16082 (stack_protect_test): Use cbranchsi4.
16083 (conditional_trap): Replace with ctrap<GPR>4.
16084 (conditional trap insn): Replace trap_comparison_operator with
16085 ordered_comparison_operator.
16087 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16088 (s390_emit_prologue): Use ctrap.
16089 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16090 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16091 New predicates replacing...
16092 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16093 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16094 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16095 (add<mode>cc): Do not use s390_compare_op0/op1.
16096 (s<code>): Change to...
16097 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16098 (seq): Change to...
16099 (cstorecc4): ... this. Handle EQ or NE equally.
16100 (*sne): Un-privatize for use in cstorecc4.
16101 (b<code>): Change to...
16102 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16103 (conditional_trap): Replace with...
16104 (ctrap<GPR>4, ctrap<FP>4): ... these.
16105 (stack_protect): Use cbranchcc4.
16107 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16108 * config/score/score-protos.h (score_gen_cmp): Delete.
16109 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16110 (score_block_move-loop): Use cbranchsi4.
16111 * config/score/score.md (cbranchsi4): New.
16112 (cmpsi, bCC): Delete.
16113 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16114 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16115 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16116 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16117 * config/score/score3.h (score3_gen_cmp): Delete.
16118 * config/score/score7.h (score7_gen_cmp): Delete.
16120 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16121 (sh_emit_scc_to_t): ... this. Return void.
16122 (from_compare): Rename to...
16123 (sh_emit_compare_and_branch): ... this.
16124 (sh_emit_compare_and_set): New.
16125 (sh_expand_t_scc): Accept operands.
16126 * config/sh/predicates.md (sh_float_comparison_operator): New.
16127 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16128 (prepare_scc_operands): Rename to...
16129 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16131 (sh_emit_cheap_store_flag): New.
16132 (sh_emit_set_t_insn): New.
16133 (from_compare): Rename to...
16134 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16135 handling of TARGET_SH2E floating point to avoid recursive call.
16136 Generate branch here.
16137 (sh_emit_compare_and_set): New.
16138 (sh_expand_t_scc): Get op0/op1 from arguments.
16139 (sh_emit_cheap_store_flag): New.
16140 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16142 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16143 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16144 (movsicc, movdicc): Do nothing when it recreated operands from
16145 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16146 prepare_scc_operands (now sh_emit_scc_to_t).
16147 (udivdi3): Use cstoresi4.
16148 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16149 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16150 (cbranchint4_media, cbranchfp4_media): New.
16151 (casesi): Use cbranchdi4.
16152 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16154 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16155 (movnegt): Remove second operand.
16156 (cbranchsf4, cbranchdf4): New.
16157 (stack_protect): Use cbranchdi4/cbranchsi4.
16159 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16160 (gen_compare_reg): Accept comparison, extract part of it to...
16161 (gen_compare_reg_1): ... this.
16162 (gen_compare_operator): Delete.
16163 (gen_v9_scc): Accept separate destination, comparison code and arms.
16164 Do not use sparc_compare_op0/sparc_compare_op1.
16165 (emit_scc_insn, emit_conditional_branch_insn): New.
16166 (emit_v9_brxx): Make static. Remove useless assertion.
16167 (sparc_emit_float_lib_cmp): Return RTL instead of calling
16169 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
16170 * config/sparc/sparc-protos.h (gen_compare_reg,
16171 sparc_emit_float_lib_cmp): Adjust prototype.
16172 (emit_scc_insn, emit_conditional_branch_insn): New.
16173 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
16174 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
16175 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
16176 iterators to the top.
16177 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
16178 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
16179 snedi_special_trunc): Delete.
16180 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
16181 and snedi_special_trunc.
16182 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
16183 cbranchdi4, cbranch<F:mode>4): New.
16184 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
16185 here. Use gen_compare_reg instead of gen_compare_operator.
16186 (conditional_trap): Replace with...
16187 (ctrapsi4, ctrapdi4): ... this.
16188 (stack_protect_test): Use cbranchcc4.
16190 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16192 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16193 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16194 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16195 from operands[0] or operands[3] depending on is_set.
16196 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16197 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16198 cmpdf, bCC), sCC: Remove.
16199 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16200 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16202 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16203 spu_emit_branch_or_set.
16205 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
16207 * config/stormy16/stormy16.h (xstormy16_compare_op0,
16208 xstormy16_compare_op1): Delete.
16209 * config/stormy16/stormy16.c (xstormy16_compare_op0,
16210 xstormy16_compare_op1): Delete.
16211 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
16213 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
16214 (cmphi, cmpsi, bCC): Remove.
16216 * config/v850/v850.md (tstsi, cmpsi): Fold into...
16217 (*cmpsi): ... this one.
16218 (cbranchsi4, cstoresi4): New.
16219 (bCC expanders): Delete.
16220 (sCC insns): Fold into...
16221 (*setcc): ... this one.
16222 (casesi): Do not use gen_cmpsi and gen_bgtu.
16223 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16224 (movsicc): Simplify.
16225 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16227 * config/vax/vax-protos.h (cond_name): New.
16228 (vax_output_conditional_branch): Remove.
16229 * config/vax/vax.c (cond_name): New.
16230 (vax_output_conditional_branch): Remove.
16231 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16232 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16233 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16234 (bit<VAXint>): Wrap source with (compare).
16235 (b<code> and following unnamed pattern): Rename to *branch and
16236 *branch_reversed. Change macroization to match_operator.
16237 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16239 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16240 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16241 Change last argument to machine_mode.
16242 (xtensa_expand_scc): Add machine_mode argument.
16243 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16244 (gen_conditional_move, xtensa_expand_conditional_branch,
16245 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16246 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16247 Adjust operand numbers.
16248 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16250 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16251 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16252 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16254 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16256 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16257 causes spurious differences between trunk and cond-optab branch.
16259 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16262 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16264 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16266 * tree.c (iterative_hash_pointer): Delete.
16267 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16268 Hash UIDs and versions of SSA names. Don't special-case built-in
16269 function declarations.
16271 2009-05-11 Ian Lance Taylor <iant@google.com>
16274 * graphite.c: Force -Wc++-compat to only be a warning before
16275 #including "cloog/cloog.h".
16277 2009-05-11 Martin Jambor <mjambor@suse.cz>
16279 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16281 2009-05-11 Jan Hubicka <jh@suse.cz>
16283 * tree-ssa-loop-ivcanon.c: Include target.h
16284 (struct loop_size): new structure.
16285 (constant_after_peeling): New predicate.
16286 (tree_estimate_loop_size): New function.
16287 (estimated_unrolled_size): Rewrite for new estimates.
16288 (try_unroll_loop_completely): Use new estimates.
16289 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16291 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16293 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16294 libcpp interface change.
16295 (spu_macro_to_expand): Likewise.
16297 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16299 PR tree-optimization/40026
16300 * gimplify.c (gimplify_init_constructor): Change initial conditional
16301 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16302 optimize_compound_literals_in_ctor.
16304 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16306 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16308 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16310 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16312 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16313 HOST_WIDE_INT for gap.
16315 2009-05-11 Ira Rosen <irar@il.ibm.com>
16317 PR tree-optimization/40074
16318 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16319 account in group size and step comparison.
16321 2009-05-11 Richard Guenther <rguenther@suse.de>
16323 * passes.c (init_optimization_passes): Strip now incorrect comment.
16324 (execute_function_todo): Do not set PROP_alias.
16325 * tree-pass.h (PROP_alias): Remove.
16326 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16327 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16328 * tree-nrv.c (pass_return_slot): Likewise.
16329 * tree-object-size.c (pass_object_sizes): Likewise.
16330 * tree-ssa-dom.c (pass_dominator): Likewise.
16331 (pass_phi_only_cprop): Likewise.
16332 * tree-ssa-dse.c (pass_dse): Likewise.
16333 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16334 (pass_cselim): Likewise.
16335 * tree-ssa-pre.c (pass_pre): Likewise.
16336 (pass_fre): Likewise.
16337 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16338 * tree-ssa-sink.c (pass_sink_code): Likewise.
16339 * tree-stdarg.c (pass_stdarg): Likewise.
16340 * tree-tailcall.c (pass_tail_calls): Likewise.
16341 * tree-vrp.c (pass_vrp): Likewise.
16343 2009-05-10 Ian Lance Taylor <iant@google.com>
16345 * basic-block.h (enum profile_status): Break out of struct
16346 control_flow_graph.
16347 * cgraph.h (struct inline_summary): Break out of struct
16349 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16350 of struct cgraph_order_sort.
16351 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16352 * cse.c (struct branch_path): Break out of struct
16353 cse_basic_block_data.
16354 * except.h (enum eh_region_type): Break out of struct eh_region.
16355 * gcc.c (enum add_del): Break out of struct modify_target.
16356 * genrecog.c (enum decision_type): Break out of struct decision_test.
16357 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16359 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16360 * regmove.c (enum match_use): New enum, broken out of struct match.
16361 * sched-int.h (enum post_call_group): New enum, broken out of
16363 (struct deps_reg): Break out of struct deps.
16364 * target.h (struct asm_int_op): Break out of struct gcc_target.
16365 * tree-eh.c (struct goto_queue_node): Break out of struct
16367 * tree-inline.h (enum copy_body_cge_which): Break out of
16369 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16371 * c-decl.c (in_struct, struct_types): New static variables.
16372 (pushtag): Add loc parameter. Change all callers.
16373 (lookup_tag): Add ploc parameter. Change all callers.
16374 (check_compound_literal_type): New function.
16375 (parser_xref_tag): Add loc parameter. Change all callers. If
16376 -Wc++-compat, warn about struct/union/enum types defined within a
16378 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16379 and loc parameters. Change all callers. Change error calls to
16380 error_at, using loc. For a redefinition, if the location of the
16381 original definition is known, report it. Set in_struct and
16382 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16383 (finish_struct): Add new parameters enclosing_in_struct and
16384 enclosing_struct_types. Change all callers. Set
16385 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16386 in the struct. If in a struct, add this struct to struct_types.
16387 (start_enum): Add loc parameter. Change all callers. Use
16388 error_at for errors, using loc. For a redefinition, if the
16389 location of the original definition is known, report it. If in a
16390 struct, add this enum type to struct_types. If -Wc++-compat warn
16391 if in sizeof, typeof, or alignof.
16392 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16393 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16394 (c_parser_enum_specifier): Get enum location for start_enum.
16395 (c_parser_struct_or_union_specifier): Get struct location for
16396 start_struct. Save in_struct and struct_types status between
16397 start_struct and finish_struct.
16398 (c_parser_cast_expression): Get location of cast.
16399 (c_parser_alignof_expression): Get location of type.
16400 (c_parser_postfix_expression): Likewise.
16401 (c_parser_postfix_expression_after_paren_type): Add type_loc
16402 parameter. Change all callers. Call check_compound_literal_type.
16403 Use type_loc for error about variable size type.
16404 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16405 of an enum constant from an enum type defined in a struct or union.
16406 (c_cast_expr): Add loc parameter. Change all callers. If
16407 -Wc++-compat, warn about defining a type in a cast.
16408 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16409 (start_enum, start_struct, finish_struct): Update declarations.
16410 (parser_xref_tag, c_cast_expr): Update declarations.
16411 (check_compound_literal_type): Declare.
16413 2009-05-11 Ben Elliston <bje@au.ibm.com>
16415 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16416 for recent libcpp interface change.
16417 (rs6000_macro_to_expand): Likewise.
16419 2009-05-10 Michael Matz <matz@suse.de>
16422 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16423 not at entry of function.
16425 2009-05-10 Richard Guenther <rguenther@suse.de>
16427 PR tree-optimization/40081
16429 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16430 using the main variant of the element type. Do not fiddle with
16431 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16433 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16434 structs with volatile fields.
16436 2009-05-10 Jan Hubicka <jh@suse.cz>
16438 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16439 (estimate_move_cost): Assert that it does not get called for
16441 (estimate_num_insns): Skip VOID types in argument handling.
16442 (optimize_inline_calls): Delete unreachable blocks and verify that
16443 callgraph is valid.
16445 2009-05-10 Jan Hubicka <jh@suse.cz>
16447 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16448 * cgraph.c (cgraph_mark_address_taken_node): New function.
16449 (dump_cgraph_node): Dump new flag.
16450 * cgraph.h (struct cgraph_node): Add address_taken.
16451 (cgraph_mark_address_taken_node): New function.
16452 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16453 since new direct calls can be born.
16455 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16457 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16458 tok->val.node.node.
16460 2009-05-10 Jan Hubicka <jh@suse.cz>
16462 PR middle-end/40084
16463 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16465 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16466 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16467 * tree-inline.c (copy_bb): Set frequency correctly.
16468 (fold_marked_statements): Update call to
16469 cgraph_update_edges_for_call_stmt.
16471 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16473 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16474 identifiers in diagnostics.
16475 * config/arm/arm.c (arm_handle_fndecl_attribute,
16476 arm_handle_isr_attribute): Likewise.
16477 * config/avr/avr.c (avr_handle_progmem_attribute,
16478 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16479 * config/bfin/bfin.c (handle_int_attribute,
16480 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16481 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16482 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16484 * config/darwin.c (darwin_handle_kext_attribute,
16485 darwin_handle_weak_import_attribute): Likewise.
16486 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16487 h8300_handle_eightbit_data_attribute,
16488 h8300_handle_tiny_data_attribute): Likewise.
16489 * config/i386/i386.c (ix86_handle_cconv_attribute,
16490 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16491 * config/i386/winnt.c (ix86_handle_shared_attribute,
16492 ix86_handle_selectany_attribute): Likewise.
16493 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16494 * config/m32c/m32c.c (function_vector_handler): Likewise.
16495 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16496 m68hc11_handle_fntype_attribute): Likewise.
16497 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16498 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16499 * config/mips/mips.c (mips_insert_attributes,
16500 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16501 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16502 rs6000_handle_struct_attribute): Likewise.
16503 * config/sh/sh.c (sh_insert_attributes,
16504 sh_handle_resbank_handler_attribute,
16505 sh_handle_interrupt_handler_attribute,
16506 sh2a_handle_function_vector_handler_attribute,
16507 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16509 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16510 * config/spu/spu.c (spu_handle_fndecl_attribute,
16511 spu_handle_vector_attribute): Likewise.
16512 * config/stormy16/stormy16.c
16513 (xstormy16_handle_interrupt_attribute): Likewise.
16514 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16515 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16517 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16519 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16520 (pp_translate_identifiers): New.
16521 (pp_identifier): Only conditionally translate identifier to locale
16523 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16524 (pp_base_tree_identifier): Only conditionally translate identifier
16525 to locale character set.
16526 * c-pretty-print.c (M_): Define.
16527 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16528 fragments for conditional translation with M_.
16529 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16530 identifier translation.
16532 2009-05-10 Richard Guenther <rguenther@suse.de>
16534 PR tree-optimization/40081
16535 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16536 using the main variant of the element type. Do not fiddle with
16537 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16539 2009-05-09 Jan Hubicka <jh@suse.cz>
16541 PR middle-end/40080
16542 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16543 indirect calls; verify cgraph afterwards.
16545 2009-05-09 Jan Hubicka <jh@suse.cz>
16548 * ipa.c (update_inlined_to_pointer): New function.
16549 (cgraph_remove_unreachable_nodes): Use it.
16551 2009-05-09 Jan Hubicka <jh@suse.cz>
16553 * tree-eh.c (struct leh_state): Remove prev_try.
16554 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16555 not track prev_try.
16556 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16557 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16558 remove_eh_handler_and_replace, foreach_reachable_handler,
16559 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16560 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16561 (gen_eh_region_cleanup): Update prototype.
16563 2009-05-09 Jan Hubicka <jh@suse.cz>
16565 PR middle-end/40043
16566 * except.c (copy_eh_region): Always set prev_try.
16567 (redirect_eh_edge_to_label): Find outer try.
16568 (foreach_reachable_handler): When looking for prev try
16569 handle case where previous try is not going to be taken.
16571 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16573 PR tree-optimization/40049
16574 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16575 only vector/vector shifts, convert the type of the constant to the
16576 appropriate type to avoid building incorrect trees, which
16577 eventually have problems with garbage collection.
16579 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16581 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16582 -1 for complex floating-point types if honoring signed zeros.
16584 2009-05-08 Jan Hubicka <jh@suse.cz>
16586 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16587 argument; handle correctly when profile is absent.
16588 (build_cgraph_edges): Update.
16589 (rebuild_cgraph_edges): Update.
16590 * cgraph.c: Do not include varray.h.
16591 (cgraph_set_call_stmt_including_clones): New function.
16592 (cgraph_create_edge_including_clones): Likewise
16593 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16594 (cgraph_update_edges_for_call_stmt): Handle clones.
16595 (cgraph_remove_node): Handle clone tree.
16596 (cgraph_remove_node_and_inline_clones): New function.
16597 (dump_cgraph_node): Dump clone tree.
16598 (cgraph_clone_node): Handle clone tree.
16599 (clone_function_name): Bring here from tree-inline.c.
16600 (cgraph_create_virtual_clone): New function.
16601 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16602 (cgraph_clone_info): New function.
16603 (strut cgraph_node): Add clone_info and new clone tree pointers.
16604 (cgraph_remove_node_and_inline_clones,
16605 cgraph_set_call_stmt_including_clones,
16606 cgraph_create_edge_including_clones,
16607 cgraph_create_virtual_clone): Declare.
16608 (cgraph_function_versioning): Use VEC argument.
16609 (compute_call_stmt_bb_frequency): Update prototype.
16610 (cgraph_materialize_all_clones): New function.
16611 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16612 (ipcp_create_replace_map): Update to VECtors.
16613 (ipcp_update_callgraph): Use virtual clones.
16614 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16615 (ipcp_update_profiling): Do not update local profiling.
16616 (ipcp_insert_stage): Use VECtors and virtual clones.
16617 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16618 (clone_of_p): New function.
16619 (cgraph_preserve_function_body_p): Use clone tree.
16620 (cgraph_optimize): Materialize clones.
16621 (cgraph_function_versioning): Update for VECtors.
16622 (save_inline_function_body): Use clone tree.
16623 (cgraph_materialize_clone): New function.
16624 (cgraph_materialize_all_clones): Likewise.
16625 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16626 * ipa.c: Include gimple.h.
16627 (cgraph_remove_unreachable_nodes): Use clone tree.
16628 * ipa-prop.c (ipa_note_param_call): Update call to
16629 compute_call_stmt_bb_frequencycall.
16630 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16631 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16632 (copy_bb): Handle updating of clone tree; add new edge when new call
16634 (expand_call_inline): Be strict about every call having edge.
16635 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16636 (delete_unreachable_blocks_update_callgraph): New function.
16637 (tree_function_versioning): Use VECtors; always remove unreachable
16638 blocks and fold conditionals.
16639 * tree-inline.h: Do not include varray.h.
16640 (tree_function_versioning): Remove.
16641 * Makefile.in (GTFILES): Remove tree-inline.c
16642 * passes.c (do_per_function): Do only functions having body.
16643 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16646 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16647 Andrew Morrow <acm@google.com>
16650 * c-common.c (c_common_attribute_table): Permit deprecated
16651 attribute to take an optional argument.
16652 (handle_deprecated_attribute): If the optional argument to
16653 __attribute__((deprecated)) is not a string ignore the attribute
16654 and emit a warning.
16656 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16657 * c-typeck.c (build_component_ref): Likewise.
16658 (build_external_ref): Likewise.
16660 * toplev.c (warn_deprecated_use): Add an attribute argument.
16661 Emit the message associated with __attribute__((deprecated)).
16663 * toplev.h (warn_deprecated_use): Updated.
16665 * doc/extend.texi: Document new optional parameter to
16666 __attribute__((deprecated))
16668 2009-05-08 Michael Eager <eager@eagercon.com>
16670 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16671 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16673 2009-05-08 Richard Guenther <rguenther@suse.de>
16675 PR tree-optimization/40062
16676 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16677 Avoid exponential behavior.
16679 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16681 PR rtl-optimization/33928
16683 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16684 process_uses, build_single_def_use_links): New.
16685 (update_df): Update use_def_ref.
16686 (forward_propagate_into): Use get_def_for_use instead of use-def
16688 (fwprop_init): Call build_single_def_use_links and let it initialize
16690 (fwprop_done): Free use_def_ref.
16691 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16692 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16693 df_rd_simulate_one_insn): New.
16694 (df_rd_bb_local_compute_process_def): Update head comment.
16695 (df_chain_create_bb): Use the new RD simulation functions.
16696 * df.h (df_rd_simulate_artificial_defs_at_top,
16697 df_rd_simulate_one_insn): New.
16698 * opts.c (decode_options): Enable fwprop at -O1.
16699 * doc/invoke.texi (-fforward-propagate): Document this.
16701 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16704 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16705 and one complex operand specially.
16706 * tree-complex.c (some_nonzerop): Do not identify a real value as
16707 zero if flag_signed_zeros.
16709 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16711 PR rtl-optimization/33928
16712 * loop-invariant.c (record_use): Fix && vs. || mishap.
16714 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16716 PR rtl-optimization/33928
16717 * loop-invariant.c (struct use): Add addr_use_p.
16718 (struct def): Add n_addr_uses.
16719 (struct invariant): Add cheap_address.
16720 (create_new_invariant): Set cheap_address.
16721 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16722 (record_uses): Pass df_ref to record_use.
16723 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16726 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16728 * config/sh/sh.c: Do not include c-pragma.h.
16730 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16732 * config/spu/spu.c: Remove include of c-common.h.
16734 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16737 * c-common.h (mark_valid_location_for_stdc_pragma,
16738 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16739 clear_float_const_decimal64, float_const_decimal64_p): New.
16740 * c.opt (Wunsuffixed-float-constants): New.
16741 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16742 unsuffixed float constant, handle new warning.
16743 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16744 * c-decl.c (c_scope): New flag float_const_decimal64.
16745 (set_float_const_decimal64, clear_float_const_decimal64,
16746 float_const_decimal64_p): New.
16747 (push_scope): Set new flag.
16748 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16749 to use STDC pragmas.
16750 (c_parser_external_declaration): Ditto.
16751 (c_parser_compound_statement_nostart): Ditto.
16752 * c-pragma.c (valid_location_for_stdc_pragma,
16753 mark_valid_location_for_stdc_pragma,
16754 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16755 handle_pragma_float_const_decimal64): New.
16756 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16757 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16758 set_float_const_decimal64, clear_float_const_decimal64,
16759 float_const_decimal64_p): New dummy functions.
16760 * doc/extend.texi (Decimal Float): Remove statement that the
16761 pragma, and suffix for double constants, are not supported.
16762 * doc/invoke.texi (Warning Options): List new option.
16763 (-Wunsuffixed-float-constants): New.
16765 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16767 * config/i386/i386.c: Do not include c-common.h.
16769 2009-05-07 Mark Heffernan <meheff@google.com>
16771 * doc/invoke.texi (Debugging Options): Document change of debugging
16773 * opts.c (decode_options): Make dump_base_name relative to
16774 aux_base_name directory.
16776 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16778 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16779 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16781 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16783 * Makefile.in (install-plugin): Simplify a bit.
16785 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16787 * Makefile.in (OBJS-common): Add regcprop.o.
16789 * timevar.def (TV_CPROP_REGISTERS): New.
16790 * regrename.c (regrename_optimize): Return 0.
16791 (rest_of_handle_regrename): Delete.
16792 (pass_rename_registers): Point to regrename_optimize.
16793 (struct value_data_entry, struct value_data,
16794 kill_value_one_regno, kill_value_regno, kill_value,
16795 set_value_regno, init_value_data, kill_clobbered_value,
16796 kill_set_value, kill_autoinc_value, copy_value,
16797 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16798 replace_oldest_value_reg, replace_oldest_value_addr,
16799 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16800 debug_value_data, validate_value_data): Move...
16801 * regcprop.c: ... here.
16802 (rest_of_handle_cprop): Delete.
16803 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16805 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16807 PR middle-end/40057
16808 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16809 GEN_INT for 1 << bitnum.
16810 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16811 build_int_cst_type.
16813 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16815 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16816 Remove wrong description of "nand" operation.
16818 2009-05-06 Richard Guenther <rguenther@suse.de>
16819 Adam Nemet <anemet@caviumnetworks.com>
16821 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16822 comment. Add that if LHS is not a gimple register, then RHS1 has
16823 to be a single object (GIMPLE_SINGLE_RHS).
16825 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16827 * expr.c (get_def_for_expr): Move it up in the file.
16828 (store_field): When expanding a bit-field store, look at the
16829 defining gimple stmt for the masking conversion.
16831 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16833 PR middle-end/39986
16834 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16835 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16836 32-bit memcpy into long.
16838 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16840 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16841 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16843 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16844 instead of appending DW_OP_deref*.
16846 2009-05-06 Michael Matz <matz@suse.de>
16848 PR middle-end/40021
16849 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16850 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16852 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16854 * Makefile.in (install-plugin): Fix srcdir handling.
16856 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16858 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16859 when processing for not_regs_needed bitmap.
16860 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16861 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16862 handling it for rhs.
16864 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16866 * config/i386/i386.md (unnamed inc/dec peephole): Use
16867 optimize_insn_for_size_p instead of optimize_size.
16868 * config/i386/predicates.md (incdec_operand): Likewise.
16869 (aligned_operand): Likewise.
16870 * config/i386/sse.md (divv8sf3): Likewise.
16871 (sqrtv8sf2): Likewise.
16873 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16875 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16877 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16879 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16881 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16882 ssemodesuffixf2c with avxmodesuffixf2c.
16884 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16887 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16889 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16891 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16892 (struct tree_base): Adjust spacing for 8 bit boundaries.
16893 (struct tree_decl_common): Add decl_by_reference_flag bit.
16894 (DECL_BY_REFERENCE): Adjust.
16895 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16896 print DECL_BY_REFERENCE bit.
16897 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16898 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16899 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16900 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16903 PR middle-end/39666
16904 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16905 range of the type, but default label is missing, add it with one
16906 of the existing labels instead of adding a new label for it.
16908 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16912 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16914 * Makefile.in (enable_plugin, plugin_includedir): New.
16915 (install): Depend on install-plugin.
16916 (PLUGIN_HEADERS): New.
16917 (install-plugin): New.
16918 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16920 2009-05-05 Richard Guenther <rguenther@suse.de>
16922 PR tree-optimization/40022
16923 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16925 (phivn_valid_p): Fix tuplification error, simplify.
16926 (phiprop_insert_phi): Add dumps.
16927 (propagate_with_phi): Simplify.
16929 2009-05-05 Richard Guenther <rguenther@suse.de>
16931 PR middle-end/40023
16932 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16934 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16936 * tree.h (strip_float_extensions): Remove duplicate declaration.
16937 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16938 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16939 block_ultimate_origin): Rearrange the declarations line to match the
16940 comment that indicates the .c file which the functions are defined.
16941 (dwarf2out_*, set_decl_rtl): Add comment.
16942 (get_base_address): Adjust comment.
16943 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16944 declarations line and add comment.
16945 (is_builtin_name): Add blank after function name, for clarity.
16947 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16949 * attribs.c (decl_attributes): Use %qE for identifiers in
16951 * cgraphunit.c (verify_cgraph_node): Translate function names to
16952 locale character set in diagnostics.
16953 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16955 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16956 Document that functions are named in UTF-8.
16957 * expr.c (expand_expr_real_1): Translate function names to locale
16958 character set in diagnostics.
16959 * gimplify.c (omp_notice_variable, omp_is_private,
16960 gimplify_scan_omp_clauses): Use %qE for identifiers in
16962 * langhooks.c (lhd_print_error_function): Translate function names
16963 to locale character set.
16964 * langhooks.h (decl_printable_name): Document that return value is
16965 in internal character set.
16966 * stmt.c: Include pretty-print.h
16967 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16969 (resolve_operand_name_1): Translate named operand name to locale
16971 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16973 * toplev.c (announce_function): Translate function names to locale
16975 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16976 (default_tree_printer): Use pp_identifier or translate identifiers
16977 to locale character set. Mark "<anonymous>" for translation.
16978 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16979 for identifiers in diagnostics.
16980 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16982 * varasm.c (output_constructor): Use %qE for identifiers in
16985 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16987 * configure.ac: use ` ` instead of $()
16988 * configure: Regenerate.
16990 2009-05-05 Ben Elliston <bje@au.ibm.com>
16992 * config/pa/linux-atomic.c: Eliminate conditional include of
16993 errno.h on non-LP64 systems to simplify build requirements.
16995 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16997 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16999 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
17000 and pass value to identifier_to_locale.
17001 (warn_variable_length_array): Make name a tree.
17002 (grokdeclarator): Separate diagnostic texts for named and unnamed
17003 declarators. Use %qE for named declarators.
17004 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
17006 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
17007 identifiers in diagnostics.
17008 * c-typeck.c (push_member_name, start_init): Pass identifiers to
17009 identifier_to_locale. Mark "anonymous" strings for translation.
17011 2009-05-04 Michael Eager <eager@eagercon.com>
17013 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
17014 address for DImode/DFmode only if double-precision FP regs.
17016 2009-05-04 Michael Eager <eager@eagercon.com>
17018 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17019 TARGET_SINGLE_FLOAT check.
17021 2009-05-04 Michael Eager <eager@eagercon.com>
17023 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17025 2009-05-04 Michael Eager <eager@eagercon.com>
17027 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17028 * config/rs6000/t-xilinx: New
17030 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17032 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17033 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17034 * gcc/explow.c (memory_address): Use target hook.
17035 * gcc/targhooks.c (default_legitimize_address): New.
17036 * gcc/targhooks.h (default_legitimize_address): New.
17037 * gcc/target.h (legitimize_address): New.
17038 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17039 (TARGET_INITIALIZER): Include it.
17040 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17042 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17043 * config/bfin/bfin.c (legitimize_address): Remove.
17044 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17045 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17047 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17048 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17050 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17051 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17052 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17053 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17054 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17055 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17056 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17057 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17058 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17059 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17060 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17061 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17062 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17063 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17064 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17065 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17066 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17067 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17068 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17069 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17070 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17071 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17072 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17074 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17075 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17076 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17077 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17078 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17079 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17080 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17081 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17082 (thumb_legitimize_address): Delete.
17083 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17084 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17085 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17086 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17087 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17088 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17090 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17093 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17094 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17095 * config/m32r/m32r.c (m32r_legitimize_address): New.
17096 * config/m68k/m68k.c (m68k_legitimize_address): New.
17097 * config/score/score.c (score_legitimize_address): Standardize.
17098 * config/score/score3.c (score3_legitimize_address): Standardize.
17099 * config/score/score3.h (score3_legitimize_address): Adjust.
17100 * config/score/score7.c (score7_legitimize_address): Standardize.
17101 * config/score/score7.h (score7_legitimize_address): Adjust.
17102 * config/sh/sh.c (sh_legitimize_address): New.
17103 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17105 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17106 (s390_legitimize_address): ... this.
17107 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17108 (sparc_legitimize_address): ... this.
17109 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17110 (ix86_legitimize_address): ... this.
17111 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17112 (avr_legitimize_address): ... this.
17113 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17114 (mn10300_legitimize_address): ... this.
17115 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17116 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17117 (alpha_expand_mov): Adjust call.
17119 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17120 * config/spu/spu.c (spu_legitimize_address): Likewise.
17121 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17122 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17124 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17126 * intl.c (locale_encoding, locale_utf8): New.
17127 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17128 * intl.h (locale_encoding, locale_utf8): Declare.
17129 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17130 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17132 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17134 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17135 (pp_base_tree_identifier): Declare as function.
17136 (identifier_to_locale): Declare.
17137 * Makefile.in (pretty-print.o): Update dependencies.
17138 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17140 2009-05-04 Richard Guenther <rguenther@suse.de>
17142 PR middle-end/40015
17143 * builtins.c (fold_builtin_memory_op): Do not decay to element
17144 type if the size matches the whole array.
17146 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17148 * expmed.c (synth_mult): When trying out a shift, pass the result
17151 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17153 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17154 (shiftsub1_cost): New.
17155 (init_expmed): Compute shiftsub1_cost.
17156 (synth_mult): Optimize multiplications by constants of the form
17157 -(2^^m-1) for some constant positive integer m.
17159 2009-05-03 Richard Guenther <rguenther@suse.de>
17162 * c-typeck.c (array_to_pointer_conversion): Do not built
17163 ADDR_EXPRs of arrays of pointer-to-element type.
17164 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17165 up wrong ADDR_EXPRs after-the-fact.
17166 * c-common.c (strict_aliasing_warning): Strip pointer
17167 conversions for obtaining the original type.
17168 * builtins.c (fold_builtin_memset): Handle array types.
17169 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
17172 2009-05-03 Richard Guenther <rguenther@suse.de>
17174 PR middle-end/23329
17175 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
17176 Do not lose casts from array types with unknown extent to array
17177 types with known extent.
17178 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
17179 alias set compatibility.
17181 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
17183 * flags.h (extra_warnings): Delete.
17184 * toplev.c (process_options): Handle Wuninitialized here.
17185 * opts.c (extra_warnings): Delete.
17186 (set_Wextra): Delete.
17187 (common_handle_option): -Wextra can be handled automatically.
17188 * c-opts.c (c_common_handle_option): Delete obsolete code.
17189 (c_common_post_options): Simplify comment.
17190 * common.opt (W): Add Var.
17192 (Wuninitialized): Initialize to -1.
17194 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17195 Richard Guenther <rguenther@suse.de>
17197 * expr.c (get_def_for_expr): New function.
17198 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17199 SSA rather than trees.
17200 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17201 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17203 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17205 * c-common.c (reswords): Add _Imaginary.
17206 * c-common.c (enum rid): Add RID_IMAGINARY.
17208 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17210 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
17211 Patch by Richard Guenther.
17213 2009-05-03 Anatoly Sokolov <aesok@post.ru>
17215 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
17216 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17217 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
17218 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
17219 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17220 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17221 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17222 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17223 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17224 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17225 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17226 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17227 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17228 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17229 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17230 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17231 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17232 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17234 2009-05-02 Richard Guenther <rguenther@suse.de>
17236 PR tree-optimization/39940
17237 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17240 2009-05-02 Richard Guenther <rguenther@suse.de>
17242 PR middle-end/40001
17243 * tree-ssa.c (execute_update_addresses_taken): Properly check
17244 if we can mark a variable DECL_GIMPLE_REG_P.
17245 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17246 back to the end of the function.
17247 (is_gimple_reg_type): Remove complex type special casing.
17248 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17251 2009-05-02 Ben Elliston <bje@au.ibm.com>
17253 * doc/collect2.texi (Collect2): Document search path behaviour
17254 when configured with --with-ld.
17256 2009-05-02 Jan Hubicka <jh@suse.cz>
17258 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17259 parameter; update callers.
17260 (coalesce_cost_edge): EH edges are costier because they needs
17261 splitting even if not critical and even more costier when there are
17262 multiple EH predecestors.
17264 2009-05-02 Jan Hubicka <jh@suse.cz>
17266 * except.c (remove_eh_handler_and_replace): Handle updating after
17267 removing TRY blocks.
17269 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17271 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17273 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17275 * varasm.c: Do not include c-pragma.h.
17276 * attribs.c: Do not incude c-common.h.
17278 2009-05-01 Michael Matz <matz@suse.de>
17280 * calls.c (initialize_argument_information): Handle SSA names like
17281 decls with a non MEM_P DECL_RTL.
17283 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17285 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17286 * ipa-utils.c: Likewise.
17287 * ipa-type-escape.c: Likewise.
17288 * cgraphunit.c Do not include c-common.h.
17289 * ipa-pure-const.c: Likewise.
17290 * tree-if-conv.c: Likewise.
17291 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17292 * ipa-struct-reorg.c: Likewise.
17293 * tree-nomudflap.c: Likewise.
17294 * tree-ssa-structalias.c: Likewise.
17296 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17298 * store-motion.c: Many cleanups to make this pass a first-class
17299 citizen instead of an appendix to gcse load motion. Add TODO list
17300 to make this pass faster/cleaner/better.
17302 (struct ls_expr): Post gcse.c-split cleanups.
17303 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17304 "stores" field to "avail_stores".
17305 (pre_ldst_mems): Rename to store_motion_mems.
17306 (pre_ldst_table): Rename to store_motion_mems_table.
17307 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17308 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17309 (ldst_entry): Rename to st_expr_entry, update users.
17310 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17311 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17312 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17314 (first_ls_expr): Rename to first_st_expr, update users.
17315 (next_ls_expr): Rename to next_st_expr, update users.
17316 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17317 fields properly for store motion instead of names inherited from load
17319 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17320 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17323 (ae_kill): Rename to st_kill, update users.
17324 (ae_gen): Rename to st_avloc, update users.
17325 (transp): Rename to st_transp, update users.
17326 (pre_insert_map): Rename to st_insert_map, update users.
17327 (pre_delete_map): Rename to st_delete_map, update users.
17328 (insert_store, build_store_vectors, free_store_memory,
17329 one_store_motion_pass): Update for abovementioned changes.
17331 (gcse_subst_count, gcse_create_count): Remove.
17332 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17333 and "n_stores_created", local variables.
17335 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17338 (regvec, compute_store_table_current_insn): Remove.
17339 (reg_set_info, reg_clear_last_set): Remove.
17340 (compute_store_table): Use DF caches instead of local dataflow
17343 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17345 * c-objc-common.c (c_tree_printer): Print identifiers with
17346 pp_identifier, not pp_string. Mark "({anonymous})" for
17348 * c-pretty-print.c (pp_c_ws_string): New.
17349 (pp_c_cv_qualifier, pp_c_type_specifier,
17350 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17351 pp_c_storage_class_specifier, pp_c_function_specifier,
17352 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17353 pp_c_primary_expression, pp_c_postfix_expression,
17354 pp_c_unary_expression, pp_c_shift_expression,
17355 pp_c_relational_expression, pp_c_equality_expression,
17356 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17357 use pp_string and pp_c_ws_string in place of pp_identifier and
17358 pp_c_identifier for non-identifiers. Mark English strings for
17360 * c-pretty-print.h (pp_c_ws_string): Declare.
17362 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17363 Roland McGrath <roland@redhat.com>
17365 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17366 (ENABLE_LD_BUILDID): New configuration option.
17367 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17368 (LINK_BUILDID_SPEC): New macro.
17369 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17371 * doc/install.texi: Document --enable-linker-build-id option.
17372 * configure: Rebuild.
17373 * config.in: Rebuild.
17375 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17377 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17378 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17379 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17380 MIPS_GP_SAVE_AREA_SIZE.
17381 * config/mips/mips.c (struct mips_frame_info): Update comment
17382 before arg_pointer_offset and hard_frame_pointer_offset.
17383 (mips_compute_frame_info): Update diagram before function: to
17384 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17385 indicate the position of frame_pointer_rtx with -fstack-protector and
17386 to show args_size. Don't allocate cprestore area for leaf functions
17387 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17389 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17391 2009-04-30 Michael Matz <matz@suse.de>
17393 PR tree-optimization/39955
17394 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17396 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17398 * ira.c (setup_cover_and_important_classes): Use safe macro
17399 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17401 * genpreds.c (write_tm_preds_h): Output suitable definition of
17402 REG_CLASS_FOR_CONSTRAINT.
17404 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17406 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17408 * bitmap.c (bitmap_descriptor): Likewise.
17409 * ggc-common.c (loc_descriptor): Likewise.
17410 * varray.c (varray_descriptor): Likewise.
17411 * vec.c (vec_descriptor): Likewise.
17413 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17415 * Makefile.in (dce.o): Add $(EXCEPT_H).
17416 * dce.c: Include except.h and delete redundant vector definitions.
17417 (deletable_insn_p): Return false for non-call insns that can throw
17420 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17422 * gcse.c (ae_gen): Remove.
17423 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17424 and make non-static function to make it available in store-motion.c.
17425 Update call sites with search-and-replace.
17426 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17427 extract_mentioned_regs, extract_mentioned_regs_helper,
17428 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17429 store_killed_in_insn, store_killed_after, store_killed_before,
17430 build_store_vectors, insert_insn_start_basic_block, insert-store,
17431 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17432 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17433 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17434 * store-motion.c: ...new file. Also copy data structures from gcse.c
17435 and clean up to remove parts not used by store motion.
17436 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17437 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17439 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17442 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17443 when optimizing for size.
17445 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17447 * gcse.c (gcse_constant_p): Fix typo in last change.
17449 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17451 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17453 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17455 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17457 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17459 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17460 CONST_HIGH_PART result.
17462 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17464 * config/avr/avr.c (initial_elimination_offset): Rename to
17465 avr_initial_elimination_offset.
17466 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17467 change return type to bool.
17468 (avr_can_eliminate): New function.
17469 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17470 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17471 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17472 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17473 avr_initial_elimination_offset.
17474 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17475 (avr_initial_elimination_offset): Define.
17477 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17478 Steven Bosscher <steven@gcc.gnu.org>
17480 PR rtl-optimization/39938
17481 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17482 * cfgrtl.c: Include insn-attr.h.
17483 (rest_of_pass_free_cfg): New function.
17484 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17485 * resource.c (init_resource_info): Remove call to df_analyze.
17487 2009-04-29 Richard Guenther <rguenther@suse.de>
17490 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17491 allow conversion to signed integers.
17493 2009-04-29 Richard Guenther <rguenther@suse.de>
17495 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17496 shifts of floating point vectors if the shift amount is
17497 a constant multiple of the element size.
17499 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17500 Michael Matz <matz@suse.de>
17502 PR middle-end/39927
17504 * tree-outof-ssa.c (emit_partition_copy): New function.
17505 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17506 insert_part_to_rtx_on_edge): Perform the partition base var
17507 copy using emit_partition_copy.
17508 (insert_value_copy_on_edge): Convert constants to the right mode.
17509 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17510 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17512 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17514 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17515 scan backwards to try to find a constant to initialize it.
17517 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17518 insn before the loop_end instruction, don't look past labels.
17520 2009-04-29 Richard Guenther <rguenther@suse.de>
17522 PR middle-end/39937
17523 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17524 loose type conversions.
17525 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17526 stmts only if there are no uses of its definition.
17528 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17530 * config/bfin/bfin.h (splitting_loops): Declare.
17531 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17532 Reorder bit definitions to be ascending.
17533 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17534 * config/bfin/bfin.c (splitting_loops): New variable.
17535 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17536 (struct loop_info): Remove members INIT and LOOP_INIT.
17537 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17538 the LSETUP sequence. Allow LC to be loaded from any register, but
17539 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17540 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17542 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17543 of reload_completed.
17546 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17548 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17550 * Makefile.in (PLUGIN_VERSION_H): New.
17551 (OBJS-common): Remove plugin-version.o.
17552 (plugin.o): Depend on (PLUGIN_VERSION_H).
17553 (plugin-version.o): Remove.
17554 * configure: Regenerate
17555 * configure.ac: Create plugin-version.h.
17556 * gcc-plugin.h (plugin_gcc_version): Remove.
17557 (plugin_default_version_check): Change signature.
17558 * plugin-version.c: Remove.
17559 * plugin.c: Include plugin-version.h.
17560 (str_plugin_gcc_version_name): Remove.
17561 (try_init_one_plugin): Pass gcc version to plugin_init.
17562 (plugin_default_version_check): Both gcc and plugin versions are now
17565 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17567 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17568 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17569 Remove special case testing for last insn of inner loops. Don't fail
17570 if the loop ends with a jump, emit an extra nop instead.
17572 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17573 DREGS rather than comparing directly. Remove code that tries to
17574 account for latencies.
17576 2009-04-29 Richard Guenther <rguenther@suse.de>
17578 PR tree-optimization/39941
17579 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17580 eliminating an indirect call.
17582 2009-04-29 Richard Guenther <rguenther@suse.de>
17584 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17585 parameter. Allow invariants as base if !require_lvalue.
17586 (verify_gimple_assign_single): Adjust.
17588 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17590 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17591 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17592 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17593 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17594 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17596 * config/bfin/bfin.c (bfin_expand_builtin,
17597 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17599 2009-04-28 Richard Guenther <rguenther@suse.de>
17601 * tree-vect-loop.c (get_initial_def_for_induction): Use
17602 correct types for pointer increment.
17604 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17606 * toplev.c (print_version): Update GMP version string calculation.
17608 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17610 PR rtl-optimization/39938
17611 * resource.c (init_resource_info): Add call to df_analyze.
17613 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17615 * config/alpha/alpha.md (usegp): Cast the result of
17616 alpha_find_lo_sum_using_gp to enum attr_usegp.
17617 * config/alpha/alpha.c (override_options): Remove end-of-structure
17618 marker element from cpu_table. Use array size of cpu_table to handle
17619 -mcpu and -mtune options.
17620 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17622 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17624 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17625 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17626 tune_32 and tune_64.
17627 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17628 support on PowerPC.
17629 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17630 * config/rs6000/option-defaults.h: ... here. New file.
17631 (OPT_64, OPT_32): Define.
17632 (MASK_64BIT): Define to 0 if not already defined.
17633 (OPT_ARCH64, OPT_ARCH32): Define.
17634 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17637 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17639 * config/arm/arm.c (arm_override_options): Emit error on using
17642 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17644 PR rtl-optimization/39914
17645 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17646 registers for allocnos created from user-defined variables only
17647 when not optimizing.
17649 2009-04-28 Richard Guenther <rguenther@suse.de>
17651 PR middle-end/39937
17652 * fold-const.c (fold_binary): Use distribute_real_division only
17655 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17657 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17658 add hpux-stdint.h to tm_file.
17659 (hppa[12]*-*-hpux11*): Ditto.
17660 (ia64*-*-hpux*): Ditto.
17661 * config/hpux-stdint.h: New.
17662 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17663 __STDC_EXT__ for all compiles.
17664 * config/pa/pa-hpux.h: Ditto.
17665 * config/pa/pa-hpux10.h: Ditto.
17666 * config/pa/pa-hpux11.h: Ditto.
17668 2009-04-28 Catherine Moore <clm@codesourcery.com>
17670 * debug.h (set_name): Add comment.
17672 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17675 * config/darwin.c (machopic_gen_offset): Check
17676 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17677 * config/arm/arm.c (require_pic_register): Likewise.
17679 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17681 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17682 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17683 m32c_promote_prototypes): Delete.
17685 2009-04-28 Michael Matz <matz@suse.de>
17687 PR middle-end/39922
17688 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17691 2009-04-28 Richard Guenther <rguenther@suse.de>
17693 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17695 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17697 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17698 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17699 * config/arm/arm-tune.md: Regenerate.
17701 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17703 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17704 block if there are complex incoming edges.
17705 (sel_merge_blocks): Remove useless assert.
17706 (sel_redirect_edge_and_branch): Check that edge was redirected.
17707 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17708 (sel_find_rgns): Delete declaration.
17709 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17710 the region when it is not a preheader.
17712 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17715 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17717 2009-04-28 Richard Guenther <rguenther@suse.de>
17719 * tree.h (SSA_NAME_VALUE): Remove.
17720 (struct tree_ssa_name): Remove value_handle member.
17721 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17722 array for jump threading.
17723 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17725 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17726 * tree-flow.h (threadedge_initialize_values): Declare.
17727 (threadedge_finalize_values): Likewise.
17728 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17729 (SSA_NAME_VALUE): Define.
17730 (threadedge_initialize_values): New function.
17731 (threadedge_finalize_values): Likewise.
17732 * tree-ssa-dom.c (ssa_name_values): New global variable.
17733 (SSA_NAME_VALUE): Define.
17734 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17736 2009-04-28 Ira Rosen <irar@il.ibm.com>
17738 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17739 Use REPORT_VECTORIZED_LOCATIONS instead
17740 REPORT_VECTORIZED_LOOPS.
17741 * tree-vectorizer.c (vect_verbosity_level): Make static.
17742 (vect_loop_location): Rename to vect_location.
17743 (vect_set_verbosity_level): Update comment.
17744 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17746 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17747 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17748 instead REPORT_UNVECTORIZED_LOOPS.
17749 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17750 and vect_loop_def to vect_external_def and vect_internal_def.
17751 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17752 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17753 REPORT_UNVECTORIZED_LOCATIONS.
17754 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17755 and vect_used_in_loop and to vect_unused_in_scope and
17756 vect_used_in_scope.
17757 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17758 (vect_verbosity_level): Remove declaration.
17759 (vect_analyze_operations): Likewise.
17760 (vect_analyze_stmt): Declare.
17761 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17762 REPORT_UNVECTORIZED_LOCATIONS.
17763 (vect_get_loop_niters): Fix indentation.
17764 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17765 (vect_analyze_loop_operations): New function.
17766 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17767 vect_analyze_operations.
17768 (vect_is_simple_reduction): Use new names.
17769 (vectorizable_live_operation, vect_transform_loop): Likewise.
17770 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17771 to specify whether the data references can be a part of interleaving
17773 (vect_analyze_data_ref_dependence): Use new names.
17774 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17775 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17776 * tree-vect-patterns.c (widened_name_p): Use new names.
17777 (vect_recog_dot_prod_pattern): Likewise.
17778 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17779 (process_use, vect_mark_stmts_to_be_vectorized,
17780 vect_model_simple_cost, vect_model_store_cost,
17781 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17782 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17783 vectorizable_operation, vectorizable_type_demotion,
17784 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17785 vectorizable_condition): Likewise.
17786 (vect_analyze_operations): Split into vect_analyze_loop_operations
17788 (vect_analyze_stmt): ... new function.
17789 (new_stmt_vec_info): Use new names.
17790 (vect_is_simple_use): Use new names and fix comment.
17791 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17792 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17794 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17797 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17798 and integer modes for x87 operands. Do not ICE for unsupported size,
17799 generate error instead. Generate error for unsupported operand types.
17800 ['z']: Do not handle HImode memory operands specially. Warning
17801 for floating-point operands. Fallthru to 'Z' for unsupported operand
17802 types. Do not ICE for unsupported size, generate error instead.
17803 (output_387_binary_op): Use %Z to output operands.
17804 (output_fp_compare): Ditto.
17805 (output_387_reg_move): Ditto.
17807 2009-04-28 Ben Elliston <bje@au.ibm.com>
17812 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17814 * builtins.c (c_strlen): Do not warn here.
17815 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17816 * c-common.c (pointer_int_sum): Take an explicit location.
17817 Warn about offsets out of bounds.
17818 * c-common.h (pointer_int_sum): Adjust declaration.
17820 2009-04-27 Ian Lance Taylor <iant@google.com>
17822 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17824 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17825 * df-core.c (df_set_flags): Change return type to int. Change
17826 type of old_flags to int.
17827 (df_clear_flags): Likewise.
17828 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17829 (df_get_conditional_uses): Likewise.
17830 * df.h (df_set_flags, df_clear_flags): Update declarations.
17831 * dwarf2out.c (struct indirect_string_node): Change type of form
17832 field to enum dwarf_form.
17833 (AT_string_form): Change return type to enum dwarf_form.
17834 * fixed-value.c (fixed_compare): Add cast to enum type.
17835 * fwprop.c (update_df): Change 0 to VOIDmode.
17836 * gensupport.c: Change 0 to UNKNOWN.
17837 * gimple.h (gimple_cond_code): Add cast to enum type.
17838 * haifa-sched.c (reemit_notes): Add cast to enum type.
17839 * hooks.c (hook_int_void_no_regs): Remove function.
17840 * hooks.h (hook_int_void_no_regs): Remove declaration.
17841 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17842 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17843 * real.c (real_arithmetic): Add cast to enum type.
17844 (real_compare): Likewise.
17845 * target.h (struct gcc_target): Change return type of
17846 branch_target_register_class to enum reg_class.
17847 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17848 default_branch_target_register_class.
17849 * targhooks.c (default_branch_target_register_class): New function.
17850 * targhooks.h (default_branch_target_register_class): Declare.
17851 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17852 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17854 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17856 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17857 vect_uninitialized_def. Change 0 to ERROR_MARK.
17858 * tree-vect-stmts.c (supportable_widening_operation): Don't
17859 initialize icode1 and icode2.
17860 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17861 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17863 (cmn_err_flag_specs): Change 0 to STD_C89.
17864 (cmn_err_char_table): Likewise.
17865 * config/arm/arm.c (get_arm_condition_code): Change type of code
17866 to enum arm_cond_code.
17867 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17868 (IWMMXT_BUILTIN2): Likewise.
17869 (neon_builtin_type_bits): Don't define typedef.
17870 (neon_builtin_datum): Change type of bits field to int.
17871 (arm_expand_neon_args): Add cast to enum type.
17872 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17874 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17875 casts to enum type.
17876 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17878 * config/mips/mips.md (jal_macro): Return enum constant.
17879 (single_insn): Likewise.
17880 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17882 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17883 casts to enum type.
17884 * config/s390/s390.c (s390_tune_flags): Change type to int.
17885 (s390_arch_flags): Likewise.
17886 (s390_handle_arch_option): Change flags field of struct pta to int.
17887 * config/s390/s390.h (s390_tune_flags): Update declaration.
17888 (s390_arch_flags): Likewise.
17889 * config/sh/sh.c (prepare_move_operands): Compare
17890 tls_symbolic_operand result with enum constant.
17891 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17892 (sh_expand_prologue): Add cast to enum type.
17893 (sh_expand_epilogue): Likewise.
17894 (tls_symbolic_operand): Change return type to enum tls_model.
17895 (fpscr_set_from_mem): Add cast to enum type.
17896 (legitimize_pic_address): Compare tls_symbolic_operand result with
17898 (sh_target_reg_class): Change return type to enum reg_class.
17899 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17901 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17902 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17903 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17904 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17905 (delayed_branch, tls_call_delay): Likewise.
17906 (eligible_for_sibcall_delay): Likewise.
17907 (eligible_for_return_delay): Likewise.
17908 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17909 (spu_expand_builtin_1): Likewise.
17911 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17912 for all types of conversions.
17913 (output_init_element): Issue -Wc++-compat warning if needed when
17914 initializing a bitfield with enum type.
17915 * c-parser.c (c_parser_expression): Set original_type to
17916 original_type of right hand operand of comma operator.
17918 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17920 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17922 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17923 * doc/cpp.texi (Standard Predefined Macros)
17924 (Implementation-defined behavior): Likewise.
17925 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17926 * doc/gimple.texi (GIMPLE Exception Handling)
17927 (@code{GIMPLE_ASSIGN}): Likewise.
17928 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17929 * doc/invoke.texi (Warning Options, Optimize Options)
17930 (AVR Options, Darwin Options): Likewise.
17931 (Optimize Options): Reformulate -fwhole-program description.
17932 * doc/loop.texi (Lambda): Likewise.
17933 * doc/md.texi (Output Template, Define Constraints)
17934 (Standard Names, Insn Splitting): Likewise.
17935 * doc/options.texi (Option properties): Likewise.
17936 * doc/passes.texi (Tree-SSA passes): Likewise.
17937 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17938 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17939 (File Names and DBX): Likewise.
17940 * doc/trouble.texi (Incompatibilities): Likewise.
17942 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17944 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17945 instruction is correct.
17947 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17949 Allow non-constant arguments to conversion intrinsics.
17950 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17951 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17952 * spu.c (print_operand): Handle 'v' and 'w'.
17953 (exp2_immediate_p, spu_gen_exp2): Define.
17954 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17955 spu_convtf_1): Update parameter descriptions.
17956 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17957 * constraints.md ('v', 'w'): New.
17958 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17960 (i2f, I2F): New define_mode_attr.
17961 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17962 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17963 fixuns_truncv4sfv4si2): Update to use mode attribute.
17964 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17965 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17966 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17967 patterns for combine.
17969 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17971 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17972 (cprop, hoist, pre, store_motion): New debug counters.
17973 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17974 is not an RTL pass anymore.
17975 (pass_profiling): Remove extern decl for pass removed in 2005.
17976 (pass_gcse, pass_jump_bypass): Remove.
17977 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17978 to 0 for clean state.
17979 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17980 * cse.c (gate_handle_cse_after_global_opts,
17981 rest_of_handle_cse_after_global_opts): New functions.
17982 (pass_cse_after_global_opts): New pass, does local CSE.
17983 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17984 (TV_CPROP): New timevar.
17985 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17986 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17987 (gcse_main, recompute_all_luids): Remove.
17988 (compute_hash_table_work): Call max_reg_num instead of reading
17990 (cprop_jump): Don't set run_jump_opt_after_gcse.
17991 (constprop_register): Always allow to alter jumps.
17992 (cprop_insn): Likewise.
17993 (do_local_cprop): Likewise.
17994 (local_cprop_pass): Likewise. Return non-zero if something changed.
17995 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17996 (find_implicit_sets): Add note about missed optimization opportunity.
17997 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17998 pass_rtl_cprop execute function.
17999 Don't bother tracking the pass number, each pass gets its own dumpfile
18001 Always allow to alter jumpsand bypass jumps.
18002 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
18003 will just find no suitable set.
18004 (pre_edge_insert): Fix dumping, this function is for PRE only.
18005 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
18006 pass_rtl_pre execute function.
18007 (hoist_code): Return non-zero if something changed. Keep track of
18008 substitutions and insertions for statistics gathering similar to PRE.
18009 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
18010 called from the pass_rtl_hoist execute function. Show pass statistics.
18011 (compute_store_table): Use max_reg_num directly instead of using the
18012 formerly global max_gcse_regno.
18013 (build_store_vectors): Likewise.
18014 (replace_store_insn): Fix dumping.
18015 (store_motion): Rename to ...
18016 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
18017 pass, called from the pass_rtl_store_motion execute function. Keep
18018 track of substitutions and insertions for statistics gathering similar
18020 (bypass_jumps): Remove, fold interesting bits into ...
18021 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18022 from the pass_rtl_cprop execute function.
18023 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18024 pass_jump_bypass): Remove.
18025 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18026 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18027 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18028 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18029 (gate_rtl_store_motion, execute_rtl_store_motion,
18030 pass_rtl_store_motion): New.
18031 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18032 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18033 * passes.c (init_optimization_passes): Remove pass_gcse and
18034 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18035 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18036 instead of pass_jump_bypass.
18038 2009-04-27 Richard Guenther <rguenther@suse.de>
18040 PR middle-end/39928
18041 * gimplify.c (gimplify_expr): If we are required to create
18042 a temporary make sure it ends up as register.
18044 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18047 * config/i386/i386.c (construct_container): Don't call
18048 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18049 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18051 2009-04-27 Michael Matz <matz@suse.de>
18053 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18054 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18055 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18056 (dump_replaceable_exprs): Take a bitmap.
18057 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18059 (expand_gimple_basic_block): Likewise.
18060 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18061 replaceable_expressions member a bitmap.
18062 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18063 (mark_replaceable): Likewise.
18064 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18065 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18067 2009-04-27 Richard Guenther <rguenther@suse.de>
18069 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18070 (verify_stmts): Dispatch to gimple/type verification code.
18071 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18072 issue with call argument types.
18074 2009-04-27 Michael Matz <matz@suse.de>
18076 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18077 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18080 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18081 Eric Botcazou <ebotcazou@adacore.com>
18083 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18084 a label's basic block.
18085 (mark_target_live_regs): Tidy and rework obsolete comments.
18086 Change back DF problem to LIVE. If a label starts a basic block,
18087 assume that all registers that used to be live then still are.
18088 (init_resource_info): If a label starts a basic block, set its
18089 BLOCK_FOR_INSN accordingly.
18090 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18092 2009-04-27 Richard Guenther <rguenther@suse.de>
18094 * tree-flow-inline.h (function_ann): Remove.
18095 (get_function_ann): Likewise.
18096 * tree-dfa.c (create_function_ann): Remove.
18097 * tree-flow.h (struct static_var_ann_d): Remove.
18098 (struct function_ann_d): Likewise.
18099 (union tree_ann_d): Remove fdecl member.
18100 (function_ann_t): Remove.
18101 (function_ann, get_function_ann, create_function_ann): Remove
18104 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18106 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18108 2009-04-27 Jan Hubicka <jh@suse.cz>
18110 * ipa-pure-const.c (struct funct_state_d): New fields
18111 state_previously_known, looping_previously_known; remove
18112 state_set_in_source.
18113 (analyze_function): Use new fields.
18114 (propagate): Avoid assumption that state_set_in_source imply
18117 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18118 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18119 * cfgloop.h (finite_loop_p): Declare.
18121 2009-04-26 Michael Matz <matz@suse.de>
18123 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18125 2009-04-26 Michael Matz <matz@suse.de>
18127 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18128 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18129 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18130 pass_mark_used_blocks): Remove.
18131 * tree-optimize.c (pass_free_datastructures,
18132 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18133 * passes.c (init_optimization_passes): Don't call
18134 pass_mark_used_blocks, remove dead code.
18136 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18138 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18139 * tree-ssa-live.h (register_ssa_partition): Likewise.
18141 2009-04-26 Michael Matz <matz@suse.de>
18144 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18145 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18146 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18148 (compare_pairs): Swap cost comparison.
18149 (coalesce_ssa_name): Don't use change_partition_var.
18150 * tree-nrv.c (struct nrv_data): Add modified member.
18151 (finalize_nrv_r): Set it.
18152 (tree_nrv): Use it to update statements.
18153 (pass_nrv): Require PROP_ssa.
18154 * tree-mudflap.c (mf_decl_cache_locals,
18155 mf_build_check_statement_for): Use make_rename_temp.
18156 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18157 * alias.c (find_base_decl): Handle SSA names.
18158 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18159 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18160 * rtl.h (set_reg_attrs_for_parm): Declare.
18161 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18162 to "optimized", remove unused locals at finish.
18163 (execute_free_datastructures): Make global, call
18164 delete_tree_cfg_annotations.
18165 (execute_free_cfg_annotations): Don't call
18166 delete_tree_cfg_annotations.
18168 * ssaexpand.h: New file.
18169 * expr.c (toplevel): Include ssaexpand.h.
18170 (expand_assignment): Handle SSA names the same as register variables.
18171 (expand_expr_real_1): Expand SSA names.
18172 * cfgexpand.c (toplevel): Include ssaexpand.h.
18173 (SA): New global variable.
18174 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
18175 (SSAVAR): New macro.
18176 (set_rtl): New helper function.
18177 (add_stack_var): Deal with SSA names, use set_rtl.
18178 (expand_one_stack_var_at): Likewise.
18179 (expand_one_stack_var): Deal with SSA names.
18180 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
18181 before unique numbers.
18182 (expand_stack_vars): Use set_rtl.
18183 (expand_one_var): Accept SSA names, add asserts for them, feed them
18184 to above subroutines.
18185 (expand_used_vars): Expand all partitions (without default defs),
18186 then only the local decls (ignoring those expanded already).
18187 (expand_gimple_cond): Remove edges when jumpif() expands an
18188 unconditional jump.
18189 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18190 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18192 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18193 members of SA; deal with PARM_DECL partitions here; expand
18194 all PHI nodes, free tree datastructures and SA. Commit instructions
18195 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18196 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18197 info and statements at start, collect garbage at finish.
18198 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18199 (VAR_ANN_PARTITION) Remove.
18200 (change_partition_var): Don't declare.
18201 (partition_to_var): Always return SSA names.
18202 (var_to_partition): Only accept SSA names.
18203 (register_ssa_partition): Only check argument.
18204 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18206 (delete_var_map): Don't free it.
18207 (var_union): Only accept SSA names, simplify.
18208 (partition_view_init): Mark only useful SSA names as used.
18209 (partition_view_fini): Only deal with SSA names.
18210 (change_partition_var): Remove.
18211 (dump_var_map): Use ssa_name instead of partition_to_var member.
18212 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
18214 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
18215 (struct _elim_graph): New member const_dests; nodes member vector of
18217 (set_location_for_edge): New static helper.
18218 (create_temp): Remove.
18219 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18220 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18221 (new_elim_graph): Allocate const_dests member.
18222 (clean_elim_graph): Truncate const_dests member.
18223 (delete_elim_graph): Free const_dests member.
18224 (elim_graph_size): Adapt to new type of nodes member.
18225 (elim_graph_add_node): Likewise.
18226 (eliminate_name): Likewise.
18227 (eliminate_build): Don't take basic block argument, deal only with
18228 partition numbers, not variables.
18229 (get_temp_reg): New static helper.
18230 (elim_create): Use it, deal with RTL temporaries instead of trees.
18231 (eliminate_phi): Adjust all calls to new signature.
18232 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18233 (rewrite_trees): Only do checking.
18234 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18235 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18236 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18237 contains_tree_r, MAX_STMTS_IN_LATCH,
18238 process_single_block_loop_latch, analyze_edges_for_bb,
18239 perform_edge_inserts): Remove.
18240 (expand_phi_nodes): New global function.
18241 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18242 functions, initialize new parameter, remember partitions having a
18244 (finish_out_of_ssa): New global function.
18245 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18246 don't reset in_ssa_p here, don't disable TER when mudflap.
18247 (pass_del_ssa): Remove.
18248 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18250 (execute_free_datastructures): Declare.
18251 * Makefile.in (SSAEXPAND_H): New variable.
18252 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18253 * basic-block.h (commit_one_edge_insertion): Declare.
18254 * passes.c (init_optimization_passes): Move pass_nrv and
18255 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18256 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18257 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18258 (redirect_branch_edge): Deal with super block when expanding, split
18259 out jump patching itself into ...
18260 (patch_jump_insn): ... here, new static helper.
18262 2009-04-26 Michael Matz <matz@suse.de>
18264 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18265 beyond num_ssa_names.
18266 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18267 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18269 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18271 PR inline-asm/39543
18272 * fwprop.c (forward_propagate_asm): New function.
18273 (forward_propagate_and_simplify): Propagate also into __asm, if it
18274 doesn't increase the number of referenced registers.
18277 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18279 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18281 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18282 note_nonlocal_vla_type for nonlocal VLAs.
18283 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18284 contains_remapped_vars, remap_vla_decls): New functions.
18285 (convert_nonlocal_reference_stmt): If not optimizing, call
18286 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18287 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18288 if it wasn't found in var_map.
18289 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18290 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18291 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18293 * gimplify.c (nonlocal_vlas): New variable.
18294 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18296 (gimplify_body): Create and destroy nonlocal_vlas.
18298 * dwarf2out.c (loc_descr_plus_const): New function.
18299 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18300 mem_loc_descriptor, loc_descriptor_from_tree_1,
18301 descr_info_loc, gen_variable_die): Use it.
18303 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18304 !TREE_STATIC VAR_DECLs.
18305 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18306 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18307 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18308 DECL_BY_REFERENCE is valid.
18309 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18310 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18311 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18312 Copy DECL_BY_REFERENCE.
18313 (struct nesting_copy_body_data): New type.
18314 (nesting_copy_decl): New function.
18315 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18316 if they have variable length.
18318 2009-04-26 Michael Matz <matz@suse.de>
18320 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18321 mark new temporaries for renaming.
18323 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18326 * c-decl.c (global_bindings_p): Return negative value.
18327 (c_variable_size): New. Based on variable_size from
18329 (grokdeclarator): Call c_variable_size not variable_size.
18331 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18333 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18335 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18337 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18338 Redefine it to just use mingw/include.
18339 (ASM_SPEC): Rules for -m32 and -m64.
18340 (LINK_SPEC): Use Likewise.
18341 (SPEC_32): New define.
18342 (SPEC_64): Likewise.
18343 (SUB_LINK_SPEC): Likewise.
18344 (MULTILIB_DEFAULTS): New define.
18345 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18346 Add multilib options.
18347 (MULTILIB_DIRNAMES): Likewise.
18348 (MULTILIB_OSDIRNAMES): Likewise.
18349 (LIBGCC): Likewise.
18350 (INSTALL_LIBGCC): Likewise.
18352 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18355 * c-tree.h (enum c_inline_static_type): New.
18356 (record_inline_static): Declare.
18357 * c-decl.c (struct c_inline_static, c_inline_statics,
18358 record_inline_static, check_inline_statics): New.
18359 (pop_file_scope): Call check_inline_statics.
18360 (start_decl): Call record_inline_static instead of pedwarning
18361 directly for static in inline function.
18362 * c-typeck.c (build_external_ref): Call record_inline_static
18363 instead of pedwarning directly for static referenced in inline
18366 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18368 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18369 not new but only being rescanned.
18370 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18371 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18372 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18373 record_set_info, compute_set, grealloc): Remove.
18374 (recompute_all_luids): New function.
18375 (gcse_main): Don't compute sets, and don't do related memory
18376 allocations/free-ing. If something changed before the end of the
18377 pass, update LUIDs using recompute_all_luids.
18378 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18379 (free_gcse_mem): Don't free it either.
18380 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18381 Use the df insn LUIDs.
18382 (load_killed_in_block): Likewise.
18383 (compute_hash_table_work): Don't compute reg_set_in_block.
18384 (compute_transp): Use DF_REG_DEF_CHAINs.
18385 (local_cprop_pass): Don't use compute_sets and related functions.
18386 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18387 Use get_max_uid() instead of max_cuid.
18388 (insert_insn_end_basic_block, pre_insert_copy_insn,
18389 update_ld_motion_stores): Don't try to
18390 keep reg_set tables up to date.
18391 (pre_insert_copies): Use df insn LUIDs.
18392 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18393 (reg_set_info): Don't use extra bitmap argument.
18394 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18395 information to compute regs_set_in_block.
18396 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18397 (bypass_jumps): Don't use compute_sets and friends.
18399 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18402 * opts.c (undocumented_msg): Do not leave blank even with
18405 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18407 * c-decl.c (build_enumerator): Allow values folding to integer
18408 constants but not integer constant expressions with a pedwarn if
18411 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18414 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18415 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18416 type is an integer constant.
18418 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18421 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18424 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18427 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18428 with variably modified return type and no storage class
18429 specifiers, except for the case of nested functions. Distinguish
18430 extern declarations of functions with variably modified return
18431 types from those of objects with variably modified types.
18433 2009-04-25 Jan Hubicka <jh@suse.cz>
18435 * tree.c (list_equal_p): New function.
18436 * tree.h (list_equal_p): Declare.
18437 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18438 basic_block_def, basic_block, const_basic_block): New.
18439 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18440 (redirect_eh_edge): New function.
18441 (make_eh_edge_update_phi): EH edges are not abnormal.
18442 * except.c: Include tree-flow.h.
18443 (list_match): New function.
18444 (eh_region_replaceable_by_p): New function.
18445 (replace_region): New function.
18446 (hash_type_list): New function.
18447 (hash_eh_region): New function.
18448 (eh_regions_equal_p): New function.
18449 (merge_peers): New function.
18450 (remove_unreachable_regions): Verify EH tree when checking;
18452 (copy_eh_region_1): New function.
18453 (copy_eh_region): New function.
18454 (push_reachable_handler): New function.
18455 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18456 regions without label but with live RESX.
18457 * except.h (redirect_eh_edge_to_label): New.
18458 * tree-flow.h (redirect_eh_edge): New.
18459 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18460 basic_block_def, basic_block, const_basic_block): Remove.
18461 * Makefile.in (except.o): Add dependency on tree-flow.h
18462 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18463 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18466 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18469 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18470 on the destination of memcpy.
18472 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18474 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18475 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18476 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18478 2009-04-25 Jan Hubicka <jh@suse.cz>
18480 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18481 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18482 to be reached by different label than left.
18483 (update_eh_edges): Update comment; remove edge_to_remove if possible
18484 and return true if suceeded.
18485 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18486 (cleanup_eh): Compute sharing map.
18487 * except.c (remove_eh_handler_and_replace): Add argument if we should
18489 (remove_unreachable_regions): Update for label sharing.
18490 (label_to_region_map): Likewise.
18491 (get_next_region_sharing_label): New function.
18492 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18494 (remove_eh_handler): Update.
18495 (remove_eh_region_and_replace_by_outer_of): New function.
18496 * except.h (struct eh_region): Add next_region_sharing_label.
18497 (remove_eh_region_and_replace_by_outer_of,
18498 get_next_region_sharing_label): Declare.
18499 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18501 2009-04-25 Jan Hubicka <jh@suse.cz>
18503 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18504 insert code even if they are not critical.
18506 2009-04-25 Jan Hubicka <jh@suse.cz>
18508 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18509 (gimple_can_remove_branch_p): EH edges won't remove branch by
18511 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18512 updating of non-abnormal EH edges.
18513 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18514 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18515 (split_critical_edges): Split also edges where emitting code on them
18516 will lead to splitting later.
18518 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18519 H.J. Lu <hongjiu.lu@intel.com>
18522 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18523 the configured assembler supports fildq and fistpq mnemonics.
18524 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18525 * configure: Regenerated.
18526 * config.in: Ditto.
18528 * config/i386/i386.c (print_operand): Handle 'Z'.
18529 ['z']: Remove handling of special fild/fist suffixes.
18530 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18531 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18532 suffix of fild insn.
18533 (*floatsi<mode>2_vector_mixed): Ditto.
18534 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18535 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18536 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18537 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18538 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18540 2009-04-25 Ben Elliston <bje@au.ibm.com>
18542 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18543 the source of a set operation.
18545 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18547 * target.h (struct gcc_target): Add case_values_threshold field.
18548 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18549 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18550 * targhooks.c (default_case_values_threshold): New function.
18551 * targhooks.h (default_case_values_threshold): Declare function.
18552 * stmt.c (expand_case): Use case_values_threshold target hook.
18553 * expr.h (case_values_threshold): Remove declartation.
18554 * expr.c (case_values_threshold): Remove function.
18555 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18557 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18558 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18559 (avr_case_values_threshold): Declare as static.
18560 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18562 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18563 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18564 (mn10300_case_values_threshold): New function.
18566 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18568 * ira.c (setup_cover_and_important_classes): Add enum cast.
18570 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18572 * genpreds.c (write_enum_constraint_num): Output definition of
18573 CONSTRAINT_NUM_DEFINED_P macro.
18574 * ira.c (setup_cover_and_important_classes): Use
18575 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18577 2009-04-24 DJ Delorie <dj@redhat.com>
18579 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18580 __SH2A_SINGLE_ONLY__ also.
18582 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18584 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18585 (movdf_internal): Ditto.
18586 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18587 SFmode and DFmode constants.
18588 (ia64_print_operand): Add 'G' format for printing
18589 floating point constants.
18591 2009-04-24 Richard Guenther <rguenther@suse.de>
18593 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18594 from unsigned additions.
18596 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18598 * c-typeck.c (set_init_index): Allow array designators that are
18599 not integer constant expressions with a pedwarn if pedantic.
18601 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18603 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18604 zero if no overlap in nonzero bits between the operands.
18606 2009-04-24 Ian Lance Taylor <iant@google.com>
18608 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18609 (record_dead_and_set_regs): Likewise.
18610 * df.h (struct df_mw_hardreg): Change flags field to int.
18611 (struct df_base_ref): Likewise.
18612 (struct df): Change changeable_flags field to int.
18613 * df-scan.c (df_defs_record): Change clobber_flags to int.
18614 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18615 constants rather than #define macros.
18616 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18617 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18618 (enum dwarf_calling_convention): Likewise.
18619 (enum dwarf_line_number_x_ops): Likewise.
18620 (enum dwarf_call_frame_info): Likewise.
18621 (enum dwarf_source_language): Likewise.
18622 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18623 (add_calling_convention_attribute): Likewise.
18624 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18625 (combine_comparisons): Change compcode to int. Add cast to enum type.
18626 * genrecog.c (maybe_both_true_2): Change c to int.
18627 (write_switch): Likewise. Add cast to enum type.
18628 * gimplify.c (gimplify_omp_for): Handle return values from
18629 gimplify_expr using MIN rather than bitwise or.
18630 (gimplify_expr): Add cast to enum type.
18631 * ipa-prop.c (update_jump_functions_after_inlining): Change
18632 IPA_BOTTOM to IPA_JF_UNKNOWN.
18633 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18634 Add casts to enum type.
18635 (setup_cover_and_important_classes): Change cl to int. Add casts
18637 (setup_class_translate): Change cl and mode to int.
18638 (ira_init_once): Change mode to int.
18639 (free_register_move_costs): Likewise.
18640 (setup_prohibited_mode_move_regs): Add casts to enum type.
18641 * langhooks.c (add_builtin_function_common): Rework assertion that
18642 value fits bitfield.
18643 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18644 * omega.c (omega_do_elimination): Avoid math on enum types.
18645 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18646 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18647 int local to handle integral_argment value.
18648 * regmove.c (try_auto_increment): Change PUT_MODE to
18650 * reload.c (push_secondary_reload): Add casts to enum type.
18651 (secondary_reload_class, find_valid_class): Likewise.
18652 * reload1.c (emit_input_reload_insns): Likewise.
18653 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18654 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18655 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18657 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18658 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18660 (expand_complex_libcall): Add casts to enum type.
18661 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18662 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18663 with ERROR_MARK, not NUM_TREE_CODES.
18664 (vect_create_epilog_for_reduction): Likewise.
18665 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18666 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18667 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18669 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18670 vect_unused_in_loop. Change 0 to loop_vect.
18671 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18672 * var-tracking.c (get_init_value): Change return type to enum
18674 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18675 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18677 (arm_override_options): Add casts to enum type.
18678 (arm_emit_tls_decoration): Likewise.
18679 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18681 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18682 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18683 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18685 * config/s390/s390.c (code_for_builtin_64): Change to array of
18687 (code_for_builtin_31): Likewise.
18688 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18690 * config/sparc/sparc.c (sparc_override_options): Change value
18691 field in struct code_model to enum cmodel. In initializer change
18692 0 to NULL and add cast to enum type.
18694 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18695 Change all callers. Issue a -Wc++-compat warning using
18696 lhs_origtype if necessary.
18697 (convert_for_assignment): Issue -Wc++-compat warnings about
18698 invalid conversions to enum type on assignment.
18699 * c-common.h (build_modify_expr): Update declaration.
18701 2009-04-24 Nick Clifton <nickc@redhat.com>
18703 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18704 (function_arg_advance): Likewise.
18705 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18708 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18710 * config/s390/constraints.md ('I', 'J'): Fix condition.
18712 2009-04-24 Diego Novillo <dnovillo@google.com>
18714 * gengtype-parse.c (parse_error): Add newline after message.
18716 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18718 * config/i386/sse.md (avxmodesuffixs): Removed.
18719 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18720 (*avx_pinsr<ssevecsize>): This.
18722 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18724 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18725 follow chains of regs with a single definition, and allow expressions
18726 that are function_invariant_p.
18727 (simple_rhs_p): Allow expressions that are function_invariant_p.
18729 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18731 PR middle-end/39867
18732 * fold-const.c (fold_cond_expr_with_comparison): When folding
18733 > and >= to MAX, make sure the MAX uses the same type as the
18734 comparison's operands.
18736 2009-04-24 Nick Clifton <nickc@redhat.com>
18738 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18739 addressing for DImode accesses.
18740 (frv_print_operand_address): Handle PLUS case.
18741 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18743 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18745 PR rtl-optimization/39794
18746 * alias.c (canon_true_dependence): Add x_addr argument.
18747 * rtl.h (canon_true_dependence): Adjust prototype.
18748 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18749 * cselib.c (cselib_invalidate_mem): Likewise.
18750 * gcse.c (compute_transp): Likewise.
18751 * dse.c (scan_reads_nospill): Likewise.
18752 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18753 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18754 canon_base_addr of the group, plus optional offset.
18755 (struct group_info): Rename canon_base_mem to
18757 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18758 canon_rtx of base_mem.
18760 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18762 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18763 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18765 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18767 * config/spu/spu-builtins.h: Delete file.
18769 * config/spu/spu.h (enum spu_builtin_type): Move here from
18771 (struct spu_builtin_description): Likewise. Add GTY marker.
18772 Do not use enum spu_function_code or enum insn_code.
18773 (spu_builtins): Add extern declaration.
18775 * config/spu/spu.c: Do not include "spu-builtins.h".
18776 (enum spu_function_code, enum spu_builtin_type_index,
18777 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18778 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18779 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18780 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18781 (spu_builtin_types): Make static. Add GTY marker.
18782 (spu_builtins): Add extern declaration with GTY marker.
18783 Include "gt-spu.h".
18785 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18786 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18787 Check programmatically whether all parameters are scalar.
18789 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18791 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18793 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18794 assignment from the constructor either if the target is volatile.
18796 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18798 * config/arm/arm.md (insv): Do not share operands[0].
18800 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18802 * config/vxlib-tls.c (active_tls_threads): Delete.
18803 (delete_hook_installed): New.
18804 (tls_delete_hook): Don't delete the delete hook.
18805 (tls_destructor): Delete it here.
18806 (__gthread_set_specific): Adjust installing the delete hook.
18807 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18808 __gthread_leave_tsd_dtor_context.
18810 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18812 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18814 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18816 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18818 (alpha_rtx_costs): Ditto.
18819 (emit_unlikely_jump): Use add_reg_note.
18820 (emit_frame_store_1): Ditto.
18821 (alpha_expand_prologue): Ditto.
18822 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18823 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18825 2009-04-23 Nick Clifton <nickc@redhat.com>
18827 * config/v850/v850.md (epilogue): Remove suppressed code.
18828 (return): Rename to return_simple and remove test of frame size.
18829 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18830 to gen_return_simple.
18832 2009-04-22 Jing Yu <jingyu@google.com>
18835 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18837 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18840 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18841 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18842 value is a VECTOR_CST, the element type is the element type of the
18845 2009-04-22 DJ Delorie <dj@redhat.com>
18847 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18849 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18851 * alias.c (find_base_term): Move around LO_SUM case, so that
18852 CONST falls through into PLUS/MINUS handling.
18855 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18856 into 0, use omit_one_operand.
18858 2009-04-23 Ben Elliston <bje@au.ibm.com>
18860 * config/rs6000/linux-unwind.h (get_regs): Remove type
18861 puns. Change the type of `pc' to an array of unsigned ints and
18862 update all users. Constify frame24.
18864 2009-04-22 DJ Delorie <dj@redhat.com>
18866 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18867 declarations before code.
18868 (current_function_special_page_vector): Likewise.
18869 (m32c_expand_insv): Silence a warning.
18871 2009-04-21 Taras Glek <tglek@mozilla.com>
18873 * alias.c: Update GTY annotations to new syntax.
18874 * basic-block.h: Likewise.
18875 * bitmap.h: Likewise.
18876 * c-common.h: Likewise.
18877 * c-decl.c: Likewise.
18878 * c-parser.c: Likewise.
18879 * c-pragma.c: Likewise.
18880 * c-tree.h: Likewise.
18881 * cfgloop.h: Likewise.
18882 * cgraph.h: Likewise.
18883 * config/alpha/alpha.c: Likewise.
18884 * config/arm/arm.h: Likewise.
18885 * config/avr/avr.h: Likewise.
18886 * config/bfin/bfin.c: Likewise.
18887 * config/cris/cris.c: Likewise.
18888 * config/darwin.c: Likewise.
18889 * config/frv/frv.c: Likewise.
18890 * config/i386/i386.c: Likewise.
18891 * config/i386/i386.h: Likewise.
18892 * config/i386/winnt.c: Likewise.
18893 * config/ia64/ia64.h: Likewise.
18894 * config/iq2000/iq2000.c: Likewise.
18895 * config/mips/mips.c: Likewise.
18896 * config/mmix/mmix.h: Likewise.
18897 * config/pa/pa.c: Likewise.
18898 * config/pa/pa.h: Likewise.
18899 * config/rs6000/rs6000.c: Likewise.
18900 * config/s390/s390.c: Likewise.
18901 * config/sparc/sparc.c: Likewise.
18902 * config/xtensa/xtensa.c: Likewise.
18903 * cselib.h: Likewise.
18904 * dbxout.c: Likewise.
18905 * dwarf2out.c: Likewise.
18906 * except.c: Likewise.
18907 * except.h: Likewise.
18908 * fixed-value.h: Likewise.
18909 * function.c: Likewise.
18910 * function.h: Likewise.
18911 * gimple.h: Likewise.
18912 * integrate.c: Likewise.
18913 * optabs.c: Likewise.
18914 * output.h: Likewise.
18915 * real.h: Likewise.
18917 * stringpool.c: Likewise.
18918 * tree-data-ref.c: Likewise.
18919 * tree-flow.h: Likewise.
18920 * tree-scalar-evolution.c: Likewise.
18921 * tree-ssa-address.c: Likewise.
18922 * tree-ssa-alias.h: Likewise.
18923 * tree-ssa-operands.h: Likewise.
18924 * tree.c: Likewise.
18925 * tree.h: Likewise.
18926 * varasm.c: Likewise.
18927 * varray.h: Likewise.
18929 * coretypes.h: Do not define GTY macro if it is already defined.
18930 * doc/gty.texi: Update GTY documentation to new syntax.
18931 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18932 annotations on structs.
18933 * gengtype-parse.c: Likewise.
18935 2009-04-22 Mark Heffernan <meheff@google.com>
18937 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18939 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18941 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18944 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18946 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18947 the same as a PLUS without a shift. Increase the cost of a
18950 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18952 * Makefile.in: Update dependencies.
18953 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18954 * errors.h: Remove bogus comment about compatibility.
18955 (warning): Update declaration.
18956 * genautomata.c: Update all calls to warning.
18957 * gimple.c: Do not include errors.h. Include toplev.h.
18958 * tree-ssa-structalias.c: Do not include errors.h.
18959 * omega.c: Likewise.
18960 * tree-ssa-reassoc.c: Likewise.
18961 * config/spu/spu-c.c: Likewise.
18962 * config/spu/t-spu-elf: Update dependencies.
18964 2009-04-22 Richard Guenther <rguenther@suse.de>
18966 PR tree-optimization/39824
18967 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18968 make sure the types are compatible.
18970 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18973 * c-common.c (c_parse_error): Take a token_flags parameter.
18974 Use token_type for the token type instead.
18975 Pass token_flags to cpp_type2name.
18976 * c-common.h (c_parse_error): Update declaration.
18977 * c-parser.c (c_parser_error): Pass 0 as token flags.
18979 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18981 PR rtl-optimization/39580
18982 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18984 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18986 * function.c (expand_function_end): Do not emit a jump to the "naked"
18987 return label for fall-through returns.
18988 * except.c (sjlj_emit_function_exit): Always place the call to the
18989 unregister function at the location installed by expand_function_end.
18991 2009-04-22 Richard Guenther <rguenther@suse.de>
18993 PR tree-optimization/39845
18994 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18995 (gen_inbound_check): Likewise.
18997 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18999 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
19001 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
19002 * config/vxlib.c (__gthread_once): Add race guard for PPC.
19004 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19006 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
19007 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
19008 shift counts to avoid out-of-bounds array accesses.
19010 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19012 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
19013 (Pmode): Move above.
19015 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
19017 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
19018 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19019 GET_CODE macro. Use IN_RANGE macro where appropriate.
19020 * config/alpha/alpha.h: Ditto.
19021 * config/alpha/alpha.md: Ditto.
19022 * config/alpha/constraints.md: Ditto.
19023 * config/alpha/predicates.md: Ditto.
19025 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19027 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19028 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19029 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19030 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19031 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19032 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19033 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19034 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19035 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19036 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19037 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19038 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19039 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19040 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19041 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19042 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19043 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19044 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19045 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19046 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19047 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19048 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19049 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19050 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19051 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19052 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19053 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19055 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19057 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19058 references from comments.
19059 * cfgbuild.c: (count_basic_blocks): Delete.
19060 (find_basic_blocks_1): Delete.
19061 (find_basic_blocks): Delete.
19062 * except.c (finish_eh_generation): Make static. Move comment from
19063 except.h here. Remove find_basic_blocks references from comments.
19064 * except.h (finish_eh_generation): Delete.
19065 * basic-block.h (find_basic_blocks): Delete.
19066 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19068 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19070 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19071 (sdbout_parms): Likewise.
19073 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19075 * config/sh/sh.c (prepare_cbranch_operands): Use
19076 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19077 (expand_cbranchdi4): Likewise.
19078 (from_compare): Add cast to enum type.
19079 (expand_cbranchsi4): Use add_reg_note.
19080 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19081 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19082 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19083 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19084 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19085 instead of CODE_FOR_nothing.
19086 (cbranchdi4): Likewise. Fix the order of arguments for
19088 (push_fpscr): Use add_reg_note.
19089 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19090 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19092 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19094 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19095 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19096 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19097 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19098 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19099 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19100 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19101 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19102 config/alpha/x-vms, config/arc/t-arc,
19103 config/arm/README-interworking, config/arm/arm-c.c,
19104 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19105 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19106 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19107 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19108 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19109 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19110 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19111 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19112 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19113 config/cris/t-elfmulti, config/crx/t-crx,
19114 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19115 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19116 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19117 config/h8300/t-h8300, config/i386/athlon.md,
19118 config/i386/darwin-libgcc.10.4.ver,
19119 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19120 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19121 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19122 config/i386/t-linux64, config/i386/t-nwld,
19123 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19124 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19125 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19126 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19127 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19128 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19129 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19130 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19131 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19132 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19133 config/m68k/t-uclinux, config/mcore/t-mcore,
19134 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19135 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19136 config/mips/crtn.asm, config/mips/irix-crti.asm,
19137 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19138 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19139 config/mips/mips-fixed.md, config/mips/sb1.md,
19140 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19141 config/mips/t-iris6, config/mips/t-isa3264,
19142 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19143 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19144 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19145 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19146 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19147 config/mn10300/t-linux, config/mn10300/t-mn10300,
19148 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19149 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19150 config/picochip/libgccExtras/clzsi2.asm,
19151 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19152 config/rs6000/darwin-libgcc.10.4.ver,
19153 config/rs6000/darwin-libgcc.10.5.ver,
19154 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19155 config/rs6000/t-aix43, config/rs6000/t-aix52,
19156 config/rs6000/t-darwin, config/rs6000/t-fprules,
19157 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19158 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19159 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19160 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19161 config/rs6000/t-rtems, config/rs6000/t-spe,
19162 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19163 config/score/t-score-elf, config/sh/divcost-analysis,
19164 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19165 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
19166 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
19167 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
19168 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
19169 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
19170 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
19171 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
19172 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
19173 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
19174 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
19175 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
19176 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
19177 limitx.h, version.c, xcoff.h: Add copyright and license notices.
19178 * config/h8300/genmova.sh: Include copyright and license notices
19179 in generated output.
19180 * config/h8300/mova.md: Regenerate.
19181 * doc/install.texi2html: Include word "Copyright" in copyright
19182 notice and use name "Free Software Foundation, Inc.".
19183 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19184 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19185 ChangeLog-2007, ChangeLog-2008: Correct dates.
19187 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
19189 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19190 NE_EXPR operations as well.
19191 * c-parser.c (c_parser_condition): Do not set location information on
19193 (c_parser_conditional_expression): Likewise.
19194 (c_parser_binary_expression): Set location information on operators.
19195 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19196 TRUTH_NOT_EXPR has been folded.
19197 * fold-const.c (fold_truth_not_expr): Copy location information from
19198 the incoming expression to the outgoing one.
19199 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19200 recursive calls on the LHS of the operator but pass that of the
19201 operator to recursive calls on the RHS of the operator. Set it
19203 (shortcut_cond_expr): Set the locus of the operator on the second
19204 COND_EXPR and that of the expression on the first in degenerate cases.
19205 Pass the locus of the expression to calls to shortcut_cond_r.
19206 Set the locus of the 'then' block on the associated jump, if any.
19207 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
19208 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
19209 expression to call to gimplify_boolean_expr.
19211 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
19213 * config.gcc: Add additional configuration for
19214 i686-w64-mingw* and x86_64-w64-mingw* triplet.
19215 * config/i386/mingw-w64.h: New mingw-w64 specific header.
19216 (CPP_SPEC): Redefine for allowing -municode option.
19217 (STARTFILE_SPEC): Likewise.
19218 * config/i386/t-mingw-w64: New.
19219 * config/i386/mingw-w64.opt: New.
19220 (municode): Add new target option.
19221 * doc/invoke.texi (municode): Add documentation for new option.
19223 2009-04-21 Ian Lance Taylor <iant@google.com>
19225 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19226 Correct test for number of arguments.
19227 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19229 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19231 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19232 argument of emit_library_call.
19234 2009-04-21 Richard Guenther <rguenther@suse.de>
19236 PR middle-end/39829
19237 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19238 inside VIEW_CONVERT_EXPRs.
19240 2009-04-21 Martin Jambor <mjambor@suse.cz>
19242 * tree-switch-conversion.c (build_constructors): Split a long line.
19243 (constructor_contains_same_values_p): New function.
19244 (build_one_array): Create assigns of constants if possible, do not
19245 call mark_sym_for_renaming, call update_stmt.
19246 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19247 make_rename_temp. Do not call mark_symbols_for_renaming, call
19249 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19250 find_new_referenced_vars, call update_stmt.
19251 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19252 instead of calling make_rename_temp. Do not call
19253 find_new_referenced_vars or mark_symbols_for_renaming, call
19256 2009-04-21 Richard Guenther <rguenther@suse.de>
19258 PR tree-optimization/39827
19259 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19260 (tree_ssa_phiprop): Pass the correct array size.
19262 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19264 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19266 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19269 * c-typeck.c (lvalue_p): Move declaration ...
19270 * c-common.h (lvalue_p): ... to here.
19271 * c-common.c (candidate_equal_p): New.
19272 (add_tlist): Use it.
19273 (merge_tlist): Use it.
19274 (warn_for_collisions_1): Likewise.
19275 (warning_candidate_p): Accept more candidates.
19276 (verify_tree): A warning candidate can be an expression. Use
19279 2009-04-21 Ben Elliston <bje@au.ibm.com>
19282 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19283 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19284 options. Remove -mcall-solaris documentation.
19286 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19289 * doc/invoke.texi (-Wlong-long): Update description.
19290 * c-lex (interpret_integer): Only warn if there was no previous
19291 overflow and -Wlong-long is enabled.
19292 * c-decl.c (declspecs_add_type): Drop redundant flags.
19293 * c.opt (Wlong-long): Init to -1.
19294 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19295 and front-end warn_long_long. Wlong-long only depends on other
19296 flags if it is uninitialized.
19297 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19298 the same for CPP and FE.
19299 (restore_extension_diagnostics): Likewise.
19301 2009-04-20 Ian Lance Taylor <iant@google.com>
19303 Fix enum conversions which are invalid in C++:
19304 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19305 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19306 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19307 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19308 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19309 (dbxout_parms): Likewise.
19310 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19311 (df_clear_flags): Likewise.
19312 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19313 top_flag parameter to int.
19314 (df_chain_create_bb_process_use): Likewise.
19315 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19317 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19318 (df_ref_create_structure, df_def_record_1): Likewise.
19319 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19320 (df_notes_rescan): Change 0 to VOIDmode in function call.
19321 (df_get_call_refs, df_insn_refs_collect): Likewise.
19322 (df_bb_regs_collect): Likewise.
19323 (df_entry_block_defs_collect): Likewise.
19324 (df_exit_block_uses_collect): Likewise.
19325 * df.h: Update declarations.
19326 * double-int.c (double_int_divmod): Add cast to enum type.
19327 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19328 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19329 (based_loc_descr): Likewise.
19330 (loc_descriptor_from_tree_1): Change first_op and second_op to
19331 enum dwarf_location_atom. Add cast to enum type.
19332 * expmed.c (init_expmed): Change 0 to SET in function call.
19333 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19334 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19335 (do_store_flag): Likewise.
19336 * fixed-value.h (struct fixed_value): Change mode to enum
19338 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19339 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19341 (insert_insn_decl, insert_decl, insert_state): Likewise.
19342 (automata_list_finish): Likewise.
19343 * genrecog.c (process_define_predicate): Add cast to enum type.
19344 * gensupport.c (init_predicate_table): Add cast to enum type.
19345 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19347 (gimple_build_call_1, gimple_build_label): Likewise.
19348 (gimple_build_goto, gimple_build_asm_1): Likewise.
19349 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19350 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19351 (enum fallback): Rename from enum fallback_t.
19352 (fallback_t): Typedef as int.
19353 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19354 GSI_SAME_STMT in function call.
19355 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19357 (setup_reg_class_relations): Likewise.
19358 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19359 (setup_prohibited_class_mode_regs): Add cast to enum type.
19360 (setup_prohibited_mode_move_regs): Likewise.
19361 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19362 (record_address_regs): Change i to enum reg_class.
19363 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19364 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19365 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19366 (GET_MODE_2XWIDER_MODE): Likewise.
19367 (GET_CLASS_NARROWEST_MODE): Likewise.
19368 * omp-low.c (expand_omp_for): Add cast to enum type.
19369 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19370 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19371 * postreload.c (reload_cse_simplify_operands): Change rclass local
19373 * predict.c (combine_predictions_for_insn): Change best_predictor
19374 and predictor to enum br_predictor.
19375 (combine_predictions_for_bb): Likewise.
19376 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19377 use SET_PREDICT_EXPR_OUTCOME.
19378 * real.c (real_arithmetic): Change icode to code in function call.
19379 * reginfo.c (init_move_cost): Add casts to enum type.
19380 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19381 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19383 * reload.c (find_valid_class): Add casts to enum type.
19384 (push_reload): Change 0 to NO_REGS in function call.
19385 (find_reloads): Change this_alternative to array of enum
19386 reg_class. Remove some now-unnecessary casts.
19387 (make_memloc): Change 0 to VOIDmode in function call.
19388 * reload1.c (reload): Change 0 to VOIDmode in function call.
19389 (eliminate_regs_1, elimination_effects): Likewise.
19390 (eliminate_regs_in_insn): Likewise.
19391 (emit_input_reload_insns): Add cast to enum type.
19392 (delete_output_reload): Change 0 to VOIDmode in function call.
19393 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19394 to enum type in function call.
19395 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19396 (SET_PREDICT_EXPR_OUTCOME): Define.
19397 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19398 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19399 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19400 (dump_function): Likewise.
19401 * tree-dump.h: Update declarations.
19402 * tree-pass.h: Update declarations.
19403 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19404 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19406 (arm_rtx_costs_1): Correct parenthesization.
19407 (arm_rtx_costs): Add casts to enum type.
19408 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19409 (vfp_emit_fstmd): Use add_rg_note.
19410 (emit_multi_reg_push, emit_sfm): Likewise.
19411 (thumb_set_frame_pointer): Likewise.
19412 (arm_expand_prologue): Likewise.
19413 (arm_regno_class): Change return type to enum reg_class.
19414 (thumb1_expand_prologue): Use add_reg_note.
19415 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19416 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19418 * config/arm/gentune.sh: Add cast to enum type.
19419 * config/arm/arm-tune.md: Rebuild.
19420 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19421 (ix86_split_fp_branch, predict_jump): Likewise.
19422 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19423 insn_code to enum rtx_code.
19424 (ix86_builtin_vectorized_function): Add cast to enum type.
19425 * config/i386/i386.md (truncdfsf2): Change slot to enum
19427 (truncxf<mode>2, isinf<mode>2): Likewise.
19428 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19430 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19431 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19432 (insert_bundle_state): Change 1 to INSERT in function call.
19433 (ia64_add_bundle_selector_before): Likewise.
19434 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19435 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19436 (restore_stack_nonlocal): Likewise.
19437 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19439 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19441 (mips_rtx_costs): Likewise.
19442 (mips_override_options): Add casts to enum type.
19443 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19445 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19446 (store_reg, set_reg_plus_d): Likewise.
19447 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19448 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19450 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19452 (emit_unlikely_jump): Use add_reg_note.
19453 (rs6000_emit_allocate_stack): Likewise.
19454 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19455 (output_toc): Change 1 to INSERT in function call.
19456 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19457 (rs6000_initialize_trampoline): Likewise.
19458 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19460 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19461 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19462 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19463 (save_gprs): Use add_reg_note.
19464 (s390_emit_prologue): Likewise.
19465 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19466 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19467 (sparc_fold_builtin): Add cast to enum type.
19468 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19470 (spu_expand_prologue): Use add_reg_note.
19471 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19473 2009-04-20 Ian Lance Taylor <iant@google.com>
19475 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19476 (c_parser_postfix_expression_after_primary): Get VEC for list of
19477 arguments. Get original types of arguments. Call
19478 build_function_call_vec.
19479 (cached_expr_list_1, cached_expr_list_2): New static variables.
19480 (c_parser_expr_list): Change return type to VEC *. Add
19481 p_orig_types parameter. Change all callers.
19482 (c_parser_release_expr): New static function.
19483 (c_parser_vec_to_tree_list): New static function.
19484 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19485 call build_function_call_vec.
19486 (build_function_call_vec): New function, based on old
19487 build_function_call.
19488 (convert_arguments): Remove nargs and argarray parameters. Change
19489 values to a VEC. Add origtypes parameter.
19490 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19491 (convert_for_assignment): Add origtype parameter. Change all
19492 callers. If warn_cxx_compat, check for conversion to an enum
19493 type when calling a function.
19494 (store_init_value): Add origtype parameter. Change all callers.
19495 (digest_init): Likewise.
19496 (struct init_node): Add origtype field.
19497 (add_pending_init): Add origtype parameter. Change all callers.
19498 (output_init_element): Likewise.
19499 (output_pending_init_elements): Pass origtype from init_node to
19500 output_init_element.
19501 (process_init_element): Pass origtype from c_expr to
19502 output_init_element.
19503 (c_finish_return): Add origtype parameter. Change all callers.
19504 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19506 (sync_resolve_params): Likewise.
19507 (sync_resolve_return): Change params to first_param. Change caller.
19508 (resolve_overloaded_builtins): Change params to VEC *. Change
19509 callers. Save first parameter around call to build_function_call_vec.
19510 * c-decl.c (finish_decl): Add origtype parameter. Change all
19511 callers. Call build_function_call_vec rather than
19512 build_function_call for cleanup.
19513 * c-tree.h: Update declarations.
19514 * c-common.h: Update declarations.
19515 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19516 params to first_param.
19517 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19518 params parameter from tree to void *.
19519 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19520 Change arglist parameter to have type void *, and to be a pointer
19522 * config/rs6000/rs6000-protos.h
19523 (altivec_resolve_overloaded_builtin): Update declaration.
19524 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19525 fnargs parameter to have type void *, and to be a pointer to a
19526 VEC. Call build_function_call_vec instead of
19527 build_function_call.
19528 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19530 2009-04-20 Joey Ye <joey.ye@intel.com>
19531 Xuepeng Guo <xuepeng.guo@intel.com>
19532 H.J. Lu <hongjiu.lu@intel.com>
19534 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19536 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19537 (IX86_LEA_PRIORITY): Likewise.
19538 (distance_non_agu_define): New function.
19539 (distance_agu_use): Likewise.
19540 (ix86_lea_for_add_ok): Likewise.
19541 (ix86_dep_by_shift_count): Likewise.
19543 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19544 should split for LEA.
19546 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19548 (ix86_dep_by_shift_count): Likewise.
19550 2009-04-20 Richard Guenther <rguenther@suse.de>
19552 * expr.c (handled_component_p): Move ...
19553 * tree.h (handled_component_p): ... here.
19554 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19555 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19556 and REALPART_EXPR to be in one group.
19558 2009-04-20 Richard Guenther <rguenther@suse.de>
19560 * basic-block.h (get_all_dominated_blocks): Declare.
19561 * dominance.c (get_all_dominated_blocks): New function.
19562 * tree-cfg.c (get_all_dominated_blocks): Remove.
19563 (remove_edge_and_dominated_blocks): Adjust.
19564 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19565 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19566 instead of recursing.
19568 2009-04-20 Doug Kwan <dougkwan@google.com>
19570 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19571 (struct cgraph_node_set_def): New type.
19572 (cgraph_node_set) New type. Also declare vector functions.
19573 (struct cgraph_node_set_element_def): New type.
19574 (cgraph_node_set_element): Ditto.
19575 (cgraph_node_set_iterator): New iterator type.
19576 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19577 cgraph_node_set_remove, dump_cgraph_node_set,
19578 debug_cgraph_node_set): New prototypes.
19579 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19580 cgraph_node_set_size): New inlines.
19581 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19582 including cgraph.h.
19583 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19584 argument to function 'write_summary'.
19585 * ipa.c: Include ggc.h.
19586 (hash_cgraph_node_set_element,
19587 eq_cgraph_node_set_element, cgraph_node_set_new,
19588 cgraph_node_set_add, cgraph_node_set_remove,
19589 cgraph_node_set_find, dump_cgraph_node_set,
19590 debug_cgraph_node_set): New functions.
19591 * Makefile.in (ipa.o): Add dependency on GGC_H.
19593 2009-04-20 Ira Rosen <irar@il.ibm.com>
19595 PR tree-optimization/39675
19596 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19597 check of the return code of vect_schedule_slp. Check that
19598 stmt_vec_info still exists for the statement, before checking its
19599 vectorization type.
19601 2009-04-20 Michael Matz <matz@suse.de>
19603 * Makefile.in (generated_files): Take out $(simple_generated_c).
19605 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19607 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19608 (UINTPTR_TYPE): Likewise.
19610 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19613 * c-typeck.c (digest_init): Check for initializing an array with a
19616 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19619 * c-semantics.c (pop_stmt_list): Propagate
19620 STATEMENT_LIST_HAS_LABEL to parent statement list.
19622 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19624 * config/mips/mips.h (mips_tune_attr): New macro.
19625 * config/mips/mips.md (cpu): Use it.
19627 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19630 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19633 2009-04-19 Diego Novillo <dnovillo@google.com>
19635 * toplev.c (compile_file): Move call to coverage_finish ...
19636 * cgraphunit.c (ipa_passes): ... here.
19637 Call cgraph_process_new_functions.
19638 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19639 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19641 2009-04-19 Jan Hubicka <jh@suse.cz>
19643 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19645 (dump_cgraph_node): Dump can throw external flag.
19646 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19648 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19652 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19653 * common.opt (Wlogical-op): Move from here...
19654 * c.opt (Wlogical-op): ... to here.
19655 * c-typeck.c (parser_build_binary_op): Update call to
19656 warn_logical_operator.
19657 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19659 * c-common.c (warn_logical_op): Update.
19660 * c-common.h (warn_logical_op): Update declaration.
19662 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19664 * tree.c (protected_set_expr_location): Fix formatting.
19666 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19669 * c-typeck.c (readonly_warning): new.
19670 (build_unary_op, build_modify_expr): Use readonly_warning for
19671 storing into something readonly but not const-qualified.
19673 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19676 * c-typeck.c (build_unary_op): Check for taking address of
19677 expression of type void.
19679 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19682 * c-typeck.c (build_function_call): Check for calling a function
19683 with qualified void return types. Call require_complete_type when
19686 2009-04-18 Jan Hubicka <jh@suse.cz>
19688 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19690 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19691 can_throw_external flag.
19692 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19693 * ipa-pure-const.c (ignore_edge): New function.
19694 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19695 only over can_throw_external edges.
19696 (local_pure_const): Add nothrow flag.
19697 * ipa-utils.c (searchc): Add ignore_edge callback.
19698 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19699 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19700 (set_nothrow_function_flags): Update cgraph.
19701 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19703 2009-04-18 Richard Guenther <rguenther@suse.de>
19705 PR middle-end/39804
19706 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19707 (fold_stmt): ... this and ...
19708 (fold_stmt_inplace): ... this.
19709 (fold_stmt_1): Fold references in calls and asms.
19710 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19712 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19714 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19715 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19717 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19719 * tree.c (function_args_count): Remove.
19720 * tree.h: Remove the prototype for function_args_count.
19722 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19724 * tree-iterator.c (expr_only): Remove.
19725 * tree.h: Remove the prototype for expr_only.
19727 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19729 * reginfo.c (cannot_change_mode_set_regs): Remove.
19730 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19732 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19734 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19735 whether operands 0 and 1 overlaps.
19737 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19739 PR middle-end/36902
19740 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19741 pointer. Use warning_at instead of warning.
19742 (search_for_addr_array): Likewise.
19743 (check_array_bounds): Likewise.
19744 (check_all_array_refs): Check that the incoming edge is not in the
19745 list of edges to be removed.
19746 (check_all_array_refs): Avoid the temporal pointer.
19747 (vrp_visit_cond_stmt): Fix typo.
19748 (simplify_switch_using_ranges): Handle the case where the switch
19749 index is an integer constant.
19751 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19753 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19755 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19757 * doc/extend.texi, doc/invoke.texi: Fix typos.
19759 2009-04-17 Cary Coutant <ccoutant@google.com>
19761 * tree-flow-inline.h (get_lineno): Fix inverted test.
19763 2009-04-17 Diego Novillo <dnovillo@google.com>
19765 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19766 assertion for AVAIL_OUT.
19768 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19771 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19772 * config/sh/linux-atomic.asm: Likewise.
19774 2009-04-17 Diego Novillo <dnovillo@google.com>
19776 * except.c (debug_eh_tree): New.
19777 (struct eh_region, struct eh_status): Move ...
19778 * except.h: ... here.
19779 (add_type_for_runtime): Declare extern.
19780 (lookup_type_for_runtime): Likewise.
19781 (debug_eh_tree): Declare.
19782 * Makefile.in (GTFILES): List except.h before except.c
19784 2009-04-17 Diego Novillo <dnovillo@google.com>
19786 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19787 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19788 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19789 (find_vars_r): ... here.
19790 * tree-flow.h (find_referenced_vars_in): Declare.
19791 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19792 that AVAIL_OUT exists for BLOCK.
19793 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19794 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19795 (tree-parloops.o): Likewise.
19797 2009-04-17 Simon Baldwin <simonb@google.com>
19799 * toplev.c (default_tree_printer): Add handling for %E format.
19801 2009-04-17 Diego Novillo <dnovillo@google.com>
19803 * tree-pretty-print.c (dump_generic_node): Add break after
19804 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19805 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19806 FUNCTION_TYPE together. Call print_struct_decl when printing
19807 structures and TDF_SLIM is not given.
19808 (print_struct_decl): Fix logic for detecting recursion.
19810 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19813 * gcc.c (create_at_file): New.
19814 (compile_input_file_p): New.
19815 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19816 * main.c (main): Update call to toplev_main.
19817 * toplev.c (toplev_main): Change signature. Call expandargv.
19818 * toplev.h (toplev_main): Change signature.
19820 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19822 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19823 if the latter is not constant.
19825 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19827 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19829 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19831 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19832 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19834 2009-04-17 Richard Guenther <rguenther@suse.de>
19836 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19837 Handle component references view-converting an invariant address.
19839 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19841 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19842 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19843 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19844 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19845 Use @deftypevr rather than @deftypevar.
19847 2009-04-17 Richard Guenther <rguenther@suse.de>
19849 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19850 (get_prop_source_stmt): Likewise.
19851 (can_propagate_from): Likewise.
19853 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19855 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19856 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19857 (--with-multilib-list): Add default value.
19858 * configure: Regenerate.
19859 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19860 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19861 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19862 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19863 Don't add default cpu to multilib list unnecessarily, but do enable
19864 the relevant compiler option..
19865 Add support for --with-multilib-list=<blank> and
19866 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19867 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19868 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19869 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19870 TM_MULTILIB_CONFIG.
19871 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19872 (MULTILIB_OSDIRNAMES): New variable.
19873 * config/sh/t-1e: Delete file.
19874 * config/sh/t-mlib-sh1: Delete file.
19875 * config/sh/t-mlib-sh2: Delete file.
19876 * config/sh/t-mlib-sh2a: Delete file.
19877 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19878 * config/sh/t-mlib-sh2a-single: Delete file.
19879 * config/sh/t-mlib-sh2a-single-only: Delete file.
19880 * config/sh/t-mlib-sh2e: Delete file.
19881 * config/sh/t-mlib-sh3e: Delete file.
19882 * config/sh/t-mlib-sh4: Delete file.
19883 * config/sh/t-mlib-sh4-nofpu: Delete file.
19884 * config/sh/t-mlib-sh4-single: Delete file.
19885 * config/sh/t-mlib-sh4-single-only: Delete file.
19886 * config/sh/t-mlib-sh4a: Delete file.
19887 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19888 * config/sh/t-mlib-sh4a-single: Delete file.
19889 * config/sh/t-mlib-sh4a-single-only: Delete file.
19890 * config/sh/t-mlib-sh4al: Delete file.
19891 * config/sh/t-mlib-sh5-32media: Delete file.
19892 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19893 * config/sh/t-mlib-sh5-64media: Delete file.
19894 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19895 * config/sh/t-mlib-sh5-compact: Delete file.
19896 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19897 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19898 * doc/install.texi (Options specification): Add
19899 --with-multilib-list and --with-endian.
19901 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19903 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19905 (OBJS-common): Add plugin-version.o.
19906 (plugin-version.o): New.
19907 * gcc-plugin.h (plugin_gcc_version): New.
19908 (plugin_default_version_check): New.
19909 (plugin_init_func, plugin_init): Add version argument.
19910 * plugin-version.c: New.
19911 * plugin.c (str_plugin_gcc_version_name): New.
19912 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19913 pass it to the init function.
19914 (plugin_default_version_check): New.
19916 2009-04-17 Richard Guenther <rguenther@suse.de>
19918 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19919 for decl-vs-decl disambiguation.
19921 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19923 * config/s390/s390.h (s390_tune_attr): New macro definition.
19924 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19926 2009-04-17 Richard Guenther <rguenther@suse.de>
19928 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19929 (fold_stmt_r): Likewise.
19930 (maybe_fold_reference): New function.
19931 (fold_gimple_assign): Handle cases fold_stmt_r did.
19932 (fold_stmt): Do not use fold_stmt_r.
19933 (fold_stmt_inplace): Likewise.
19935 2009-04-17 Richard Guenther <rguenther@suse.de>
19937 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19938 (record_equivalences_from_stmt): Remove useless checks and
19940 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19941 the type is already suitable.
19943 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19945 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19947 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19949 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19950 (CMPtype): Define as __gcc_CMPtype.
19952 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19954 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19955 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19957 2009-04-17 Richard Guenther <rguenther@suse.de>
19959 PR tree-optimization/39746
19960 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19961 special-casing for builtins and static variable use/def.
19962 (call_may_clobber_ref_p_1): Likewise.
19964 2009-04-16 Ian Lance Taylor <iant@google.com>
19966 * df.h: Include "timevar.h".
19967 (struct df_problem): Change tv_id field to timevar_id_t.
19968 * tree-pass.h: Include "timevar.h".
19969 (struct opt_pass): Change tv_id field to timevar_id_t.
19970 * timevar.h (timevar_id_t): Define TV_NONE.
19971 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19972 TV_NONE rather than tv_id != 0.
19973 (execute_one_pass): Likewise.
19974 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19975 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19976 dependencies to $(TREE_PASS_H).
19977 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19979 (pass_branch_target_load_optimize2): Likewise.
19980 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19981 (pass_outof_cfg_layout_mode): Likewise.
19982 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19983 (pass_rebuild_cgraph_edges): Likewise.
19984 (pass_remove_cgraph_callee_edges): Likewise.
19985 * df-core.c (pass_df_initialize_opt): Likewise.
19986 (pass_df_initialize_no_opt): Likewise.
19987 (pass_df_finish): Likewise.
19988 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19989 * except.c (pass_set_nothrow_function_flags): Likewise.
19990 (pass_convert_to_eh_region_ranges): Likewise.
19991 * final.c (pass_compute_alignments): Likewise.
19992 * function.c (pass_instantiate_virtual_regs): Likewise.
19993 (pass_init_function): Likewise.
19994 (pass_leaf_regs): Likewise.
19995 (pass_match_asm_constraints): Likewise.
19996 * gimple-low.c (pass_lower_cf): Likewise.
19997 (pass_mark_used_blocks): Likewise.
19998 * init-regs.c (pass_initialize_regs): Likewise.
19999 * integrate.c (pass_initial_value_sets): Likewise.
20000 * ira.c (pass_ira): Likewise.
20001 * jump.c (pass_cleanup_barriers): Likewise.
20002 * omp-low.c (pass_expand_omp): Likewise.
20003 (pass_lower_omp): Likewise.
20004 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
20005 * recog.c (pass_split_all_insns): Likewise.
20006 (pass_split_after_reload): Likewise.
20007 (pass_split_before_regstack): Likewise.
20008 (pass_split_before_sched2): Likewise.
20009 (pass_split_for_shorten_branches): Likewise.
20010 * reginfo.c (pass_reginfo_init): Likewise.
20011 (pass_subregs_of_mode_init): Likewise.
20012 (pass_subregs_of_mode_finish): Likewise.
20013 * passes.c (pass_postreload): Likewise.
20014 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
20015 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
20016 (pass_warn_function_return): Likewise.
20017 (pass_warn_function_noreturn): Likewise.
20018 * tree-complex.c (pass_lower_complex): Likewise.
20019 (pass_lower_complex_O0): Likewise.
20020 * tree-if-conv.c (pass_if_conversion): Likewise.
20021 * tree-into-ssa.c (pass_build_ssa): Likewise.
20022 * tree-mudflap.c (pass_mudflap_1): Likewise.
20023 (pass_mudflap_2): Likewise.
20024 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20025 (pass_mudflap_2): Likewise.
20026 * tree-nrv.c (pass_return_slot): Likewise.
20027 * tree-object-size.c (pass_object_sizes): Likewise.
20028 * tree-optimize.c (pass_all_optimizations): Likewise.
20029 (pass_early_local_passes): Likewise.
20030 (pass_all_early_optimizations): Likewise.
20031 (pass_cleanup_cfg): Likewise.
20032 (pass_cleanup_cfg_post_optimizing): Likewise.
20033 (pass_free_datastructures): Likewise.
20034 (pass_free_cfg_annotations): Likewise.
20035 (pass_fixup_cfg): Likewise.
20036 (pass_init_datastructures): Likewise.
20037 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20038 (pass_late_warn_uninitialized): Likewise.
20039 (pass_update_address_taken): Likewise.
20040 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20041 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20042 (pass_cse_sincos): Likewise.
20043 (pass_convert_to_rsqrt): Likewise.
20044 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20045 * tree-stdarg.c (pass_stdarg): Likewise.
20046 * tree-tailcall.c (pass_tail_recursion): Likewise.
20047 (pass_tail_calls): Likewise.
20048 * tree-vect-generic.c (pass_lower_vector): Likewise.
20049 (pass_lower_vector_ssa): Likewise.
20050 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20052 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20054 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20056 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20058 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20059 logical and signext.
20061 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20064 * config/sh/predicates.md (arith_operand): Check if the operand
20065 of TRUNCATE is a REG.
20067 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20069 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20070 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20072 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20074 * tree-iterator.c (tsi_split_statement_list_after,
20075 tsi_split_statement_list_before): Remove.
20076 * tree-iterator.h: Remove the prototypes for
20077 tsi_split_statement_list_after and tsi_split_statement_list_before.
20079 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20081 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20082 * tree-ssa-propagate.h: Remove the prototype for
20083 stmt_makes_single_load.
20085 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20087 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20088 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20090 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20092 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20094 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20096 * except.c (eh_region_outer_p): Remove.
20097 * except.h: Remove the prototype for eh_region_outer_p.
20099 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20101 * function.c (current_function_assembler_name): Remove.
20102 * function.h: Remove the prototype for
20103 current_function_assembler_name.
20105 2009-04-16 Ian Lance Taylor <iant@google.com>
20107 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20108 (add_reg_note): Call alloc_reg_note.
20109 * rtl.h (alloc_reg_note): Declare.
20110 * combine.c (try_combine): Use alloc_reg_note.
20111 (recog_for_combine, move_deaths): Likewise.
20112 (distribute_notes): Use alloc_reg_note and add_reg_note.
20113 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20114 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20115 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20117 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20119 PR rtl-optimization/39762
20120 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20121 ira_may_move_out_cost): Add comments about way of their usage.
20122 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20124 * ira-conflicts.c (process_regs_for_copy): Use function
20125 ira_get_register_move_cost instead of global
20126 ira_register_move_cost.
20128 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20129 color_pass, move_spill_restore, update_curr_costs): Ditto.
20131 * ira-lives.c (process_single_reg_class_operands): Ditto.
20133 * ira-emit.c (emit_move_list): Ditto.
20135 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20136 (record_reg_classes): Ditto. Use functions
20137 ira_get_register_move_cost and ira_get_may_move_cost instead of
20138 global vars ira_register_move_cost, ira_may_move_out_cost and
20139 ira_may_move_in_cost.
20140 (record_address_regs): Don't call ira_init_register_move_cost.
20141 Use function ira_get_may_move_cost instead of global
20142 ira_may_move_in_cost.
20143 (process_bb_node_for_hard_reg_moves): Use function
20144 ira_get_register_move_cost instead of global ira_register_move_cost.
20145 (ira_costs): Don't call ira_init_register_move_cost.
20147 2009-04-16 Richard Guenther <rguenther@suse.de>
20149 * tree-cfg.c (verify_gimple_assign_binary):
20150 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20151 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20152 (create_general_new_stmt): Note that this function is broken.
20154 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20156 * common.opt (fhelp): Add Var(help_flag).
20157 * gcc-plugin.h (plugin_info): Add help.
20158 * plugin.c (plugin_name_args): Add help.
20159 (register_plugin_info): Set plugin->help.
20160 (print_help_one_plugin): New.
20161 (print_plugins_help): New.
20162 * plugin.h (print_plugins_help): New.
20163 * toplev.c (toplev_main): Call print_plugins_help if needed.
20165 2009-04-16 Richard Guenther <rguenther@suse.de>
20167 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
20168 (gimple_ior_addresses_taken_1): New function.
20169 (gimple_ior_addresses_taken): Likewise.
20170 * gimple.h (struct gimple_statement_with_ops_base): Remove
20171 addresses_taken member.
20172 (gimple_ior_addresses_taken): Declare.
20173 (gimple_addresses_taken, gimple_addresses_taken_ptr,
20174 gimple_set_addresses_taken): Remove.
20175 * ipa-reference.c (mark_address): New function.
20176 (scan_stmt_for_static_refs): Use it for marking addresses taken.
20177 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
20178 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
20179 (gimple_add_to_addresses_taken): Remove.
20180 (get_tmr_operands): Call mark_address_taken.
20181 (get_asm_expr_operands): Likewise.
20182 (get_expr_operands): Likewise.
20183 (build_ssa_operands): Do not clear the addresses_taken bitmap.
20184 (free_stmt_operands): Do not free it.
20185 * tree-ssa.c (delete_tree_ssa): Likewise.
20186 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
20188 2009-04-16 Richard Guenther <rguenther@suse.de>
20190 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20191 (walk_stmt_load_store_ops): Likewise.
20192 * gimple.c (get_base_loadstore): New function.
20193 (walk_stmt_load_store_addr_ops): Likewise.
20194 (walk_stmt_load_store_ops): Likewise.
20195 * ipa-pure-const.c (check_op): Simplify.
20196 (check_load, check_store): New functions.
20197 (check_stmt): Use walk_stmt_load_store_ops.
20198 * ipa-reference.c (mark_load): Adjust signature.
20199 (mark_store): Likewise.
20200 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20202 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20204 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20205 (plugin_info): New.
20206 * opts.c (common_handle_option): Don't call print_version.
20207 * plugin.c (plugin_name_args): Add version.
20208 (register_plugin_info): New.
20209 (register_callback): Handle PLUGIN_INFO.
20210 (try_init_one_plugin): New.
20211 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
20213 (finalize_one_plugin): New.
20214 (finalize_plugins): New.
20215 (print_one_plugin): New.
20216 (print_plugins_versions): New.
20217 * plugin.h (print_plugins_versions): New.
20218 (finalize_plugins): New.
20219 * toplev.c (compile_file): Don't call initialize_plugins.
20220 (print_version): Call print_plugins_versions.
20221 (toplev_main): Call initialize_plugins. Print version if needed.
20222 Call finalize_plugins.
20224 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20226 * common.opt (fversion): New.
20227 * gcc.c (print_version): New.
20228 (process_command): Don't print the version. Just set print_version.
20229 (main): Print version. Call subprocesses if print_version and
20230 verbose_flag are set.
20231 * opts.c (common_handle_option): Handle OPT_fversion.
20233 2009-04-16 Richard Guenther <rguenther@suse.de>
20234 Ira Rosen <irar@il.ibm.com>
20236 PR tree-optimization/39698
20237 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20238 type of the reduction variable. Only generate the def if
20241 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20242 make sure to first convert to an integer of the same precision.
20243 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20244 the type of the evolution correctly in computing the new
20245 induction variable base.
20247 2009-04-16 Richard Guenther <rguenther@suse.de>
20249 PR middle-end/39625
20250 * tree-cfg.c (make_blocks): Split statements with to-be
20251 abnormal SSA names on the lhs.
20253 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20255 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20256 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20257 * c-typeck.c (really_start_incremental_init): Likewise.
20258 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20259 (TARGET_INITIALIZER): Remove it.
20260 * target.h (struct target): Remove vector_opaque_p.
20261 * tree.c (build_opaque_vector_type): New.
20262 * tree.h (TYPE_VECTOR_OPAQUE): New.
20263 (build_opaque_vector_type): Declare.
20264 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20265 * config/rs6000/rs6000.c (build_opaque_vector_type,
20266 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20267 (rs6000_init_builtins): Use build_opaque_vector_type for
20268 opaque_V4SI_type_node.
20270 2009-04-15 Catherine Moore <clm@codesourcery.com>
20272 * debug.h (set_name): Declare.
20273 * dwarf2out.c (dwarf2out_set_name): Declare.
20274 (dwarf2_debug_hooks): Add set_name.
20275 (find_AT_string): New.
20276 (add_AT_string): Call find_AT_string.
20277 (dwarf2out_set_name): New.
20278 * cp/decl.c (grokdeclarator): Call set_name.
20279 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20280 * debug.c (do_nothing_debug_hooks): Likewise.
20281 * dbxout.c (dbx_debug_hooks): Likewise.
20282 * sdbout.c (sdb_debug_hooks): Likewise.
20284 2009-04-15 Michael Eager <eager@eagercon.com>
20286 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20287 reg for single-precision FPU.
20288 * config/rs6000/rs6000.md (movsi_internal1): Only for
20289 !TARGET_SINGLE_FPU.
20290 (movsi_internal1_single): New. Add pattern to move SI values to/from
20291 single-precision FP regs.
20293 2009-04-15 Richard Guenther <rguenther@suse.de>
20295 * omp-low.c (lower_rec_input_clauses): Build correct address
20297 (expand_omp_for_generic): Fix multiplication type.
20298 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20299 (generate_memset_zero): Fix types.
20300 * tree-profile.c (prepare_instrumented_value): Correctly
20303 2009-04-15 Ian Lance Taylor <iant@google.com>
20305 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20306 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20307 for -Wall and for -Wc++-compat.
20308 (c_common_post_options): For C++, set warn_enum_compare if not
20310 * c-tree.h (struct c_expr): Add field original_type.
20311 (build_external_ref): Update declaration.
20312 * c-parser.c (c_parser_braced_init): Set original_type.
20313 (c_parser_initelt): Likewise.
20314 (c_parser_expr_no_commas): Likewise.
20315 (c_parser_conditional_expression): Likewise.
20316 (c_parser_cast_expression): Likewise.
20317 (c_parser_unary_expression): Likewise. Pull setting of
20318 original_code to top of function.
20319 (c_parser_sizeof_expression): Set original_type.
20320 (c_parser_alignof_expression): Likewise.
20321 (c_parser_postfix_expression): Likewise. Pull setting of
20322 original_code to top of function.
20323 (c_parser_postfix_expression_after_paren_type): Set original_type.
20324 (c_parser_postfix_expression_after_primary): Likewise.
20325 (c_parser_expression): Likewise.
20326 * c-typeck.c (build_external_ref): Add type parameter. Change all
20328 (c_expr_sizeof_expr): Set original_type field.
20329 (parser_build_unary_op): Likewise.
20330 (parser_build_binary_op): Likewise. Optionally warn about
20331 comparisons of enums of different types.
20332 (digest_init): Set original_type field.
20333 (really_start_incremental_init): Likewise.
20334 (push_init_level, pop_init_level): Likewise.
20335 * doc/invoke.texi (Warning Options): -Wenum-compare now
20338 2009-04-15 Richard Guenther <rguenther@suse.de>
20340 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20341 out a necessary conversion.
20342 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20343 names we didn't value number.
20344 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20346 2009-04-15 Richard Guenther <rguenther@suse.de>
20348 PR tree-optimization/39764
20349 * tree-ssa-ccp.c (get_value): Canonicalize value with
20350 canonicalize_float_value.
20352 2009-04-15 Jan Hubicka <jh@suse.cz>
20354 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20355 Wrong version of patch.
20357 2009-04-15 Jan Hubicka <jh@suse.cz>
20359 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20361 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20363 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20364 our distinct integral and vector types.
20366 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20368 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20369 * init.c (build_vtbl_address): Remove call to assemble_external.
20371 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20373 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20374 output for other floating point modes.
20376 2009-04-14 Diego Novillo <dnovillo@google.com>
20378 * diagnostic.c (diagnostic_report_diagnostic): Do not
20379 warn about loaded plugins for DK_ERROR and DK_WARNING.
20380 * c-decl.c (declspecs_add_type): Move call to
20381 invoke_plugin_callbacks ...
20382 * c-parser.c (c_parser_declspecs): ... here.
20383 * plugin.c (dump_active_plugins): Tidy output.
20385 2009-04-14 Diego Novillo <dnovillo@google.com>
20386 Le-Chun Wu <lcwu@google.com>
20388 * configure.ac: Add --enable-plugin support.
20389 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20390 * Makefile.in (PLUGIN_H): Define.
20391 Export ENABLE_PLUGIN and GMPINC to site.exp.
20392 Add PLUGINLIBS to link command.
20393 Add/modify dependencies for plugin.o and files including plugin.h.
20395 * config.in: Regenerate.
20397 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20400 2009-04-14 Le-Chun Wu <lcwu@google.com>
20402 * tree-pass.h (register_one_dump_file): Add a prototype for
20403 register_one_dump_file.
20404 * toplev.c (compile_file): Call initialize_plugins.
20405 (do_compile): Call invoke_plugin_callbacks.
20406 (toplev_main): Call invoke_plugin_callbacks.
20407 * common.opt: Add -fplugin= and -fplugin-arg-.
20408 * gcc-plugin.h: New public header file for plugins to include.
20409 * plugin.c: New source file.
20410 * plugin.h: New internal header file.
20411 * passes.c (register_one_dump_file): Make it external.
20413 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20415 2009-04-14 Diego Novillo <dnovillo@google.com>
20417 * doc/plugins.texi: New.
20418 * doc/gccint.texi: Add reference to Plugins chapter.
20419 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20420 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20421 loaded plugins, if any.
20422 * timevar.def (TV_PLUGIN_INIT): Define.
20423 (TV_PLUGIN_RUN): Define.
20424 * plugin.c: Include timevar.h
20425 (plugins_active_p): New.
20426 (dump_active_plugins): New.
20427 (debug_active_plugins): New.
20429 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20431 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20433 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20435 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20437 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20438 the same as a minus without a shift.
20440 2009-04-14 Nick Clifton <nickc@redhat.com>
20442 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20443 comparisons with small integers will always produce a short
20446 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20449 2008-12-19 Diego Novillo <dnovillo@google.com>
20451 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20453 2009-04-14 Richard Guenther <rguenther@suse.de>
20455 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20457 (verify_gimple_assign_binary): Likewise. Handle shifts and
20459 (verify_gimple_phi): Print the mismatched argument position.
20460 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20462 (vect_update_init_of_dr): Likewise.
20463 * matrix-reorg.c (transform_access_sites): Do what the
20465 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20467 2009-04-13 Michael Eager <eager@eagercon.com>
20469 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20470 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20471 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20472 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20473 remove duplicate config
20475 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20477 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20478 file_name:line_number type locator of the call site.
20480 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20482 * genautomata.c: Put blank after comma.
20483 (automaton_decls): New.
20484 (struct unit_usage): Add comments to member next.
20485 (store_alt_unit_usage): Keep the list ordered.
20486 (unit_present_on_list_p, equal_alternatives_p): New.
20487 (check_regexp_units_distribution): Check units distribution
20488 correctness correctly.
20489 (main): Don't write automata if error is found. Return correct
20492 * config/m68k/cf.md (cfv4_ds): Remove.
20493 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20494 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20496 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20497 power4-load-ext, power4-store, power4-store-update,
20498 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20499 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20500 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20501 power4-sqrt, power4-isync): Modify reservation to make correct
20502 unit distribution to automata.
20504 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20505 power5-store-update, power5-two, power5-three, power5-lmul,
20506 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20508 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20510 * except.c (pass_set_nothrow_function_flags): Set name and add
20512 (set_nothrow_function_flags): Mention in the dump file when
20513 changing a function to nothrow.
20515 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20518 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20519 instead of unsigned long.
20521 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20523 * config/arm/arm.c (return_used_this_function): Remove.
20524 (arm_output_function_prologue): Remove use of
20525 return_used_this_function.
20526 (output_return_instruction): Replace use of
20527 return_used_this_function
20528 by cfun->machine->return_used_this_function.
20529 (arm_output_epilogue): Likewise.
20530 (arm_output_function_epilogue): Likewise.
20531 (thumb_unexpanded_epilogue): Likewise.
20532 * config/arm/arm.h (struct machine_function):
20533 New member return_used_this_function.
20535 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20537 * doc/install.texi: Correct description of default directory for
20538 --with-gxx-include-dir.
20540 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20542 * fold-const.c (build_range_check): Properly deal with enumeral and
20543 boolean base types.
20545 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20547 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20548 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20549 * params.h (MAX_GCSE_PASSES): Remove.
20550 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20551 in sequence. Remove ability to run multiple passes.
20552 (bypass_jumps): Report run as third CPROP pass.
20554 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20556 PR middle-end/39651
20557 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20558 when deciding whether the whole SEQUENCE can throw.
20560 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20563 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20564 offseted label references.
20566 2009-04-11 Jan Hubicka <jh@suse.cz>
20568 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20570 2009-04-11 Richard Guenther <rguenther@suse.de>
20572 PR middle-end/39732
20573 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20574 return variables as TREE_ADDRESSABLE.
20576 2009-04-11 Richard Guenther <rguenther@suse.de>
20578 PR tree-optimization/39713
20579 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20580 reference trees have SSA_NAME operands.
20582 2009-04-11 Richard Guenther <rguenther@suse.de>
20585 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20586 address expressions.
20588 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20590 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20591 match changes in Cygwin 1.7
20592 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20593 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20595 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20597 PR tree-optimization/39701
20598 * doc/invoke.texi (Optimization Options): Document change in
20599 meaning and initialization of -fdelete-null-pointer-checks.
20601 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20603 PR middle-end/39701
20604 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20606 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20609 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20611 2009-04-10 Chao-ying Fu <fu@mips.com>
20613 * doc/tm.texi (Instruction Output): Document
20614 TARGET_ASM_FINAL_POSTSCAN_INSN.
20615 * target.h (final_postscan_insn): New field in asm_out.
20616 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20617 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20618 * final.c (final_scan_insn): Call
20619 targetm.asm_out.final_postscan_insn after outputting
20620 an asm macro and a normal instruction.
20622 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20623 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20624 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20625 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20626 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20628 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20630 PR middle-end/39701
20631 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20632 variables as non-NULL even with -fdelete-null-pointer-checks.
20634 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20636 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20638 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20641 * config/i386/i386.c (classify_argument): Handle SCmode with
20642 (bit_offset % 64) != 0.
20644 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20646 * doc/invoke.texi (Optimize Options): Add cross-reference to
20647 -Q --help=optimizers examples.
20649 2009-04-10 Ben Elliston <bje@au.ibm.com>
20652 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20653 regalign for the reg == fpr and TDmode case.
20655 2009-04-09 David Ayers <ayers@fsfe.org>
20658 * objc/objc-act.c (warn_with_method): Remove helper function.
20659 (check_duplicates): Call warning and inform directly.
20660 (really_start_method): Likewise.
20662 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20664 * expmed.c (expand_divmod): Always use a comparison for a division
20665 by a large unsigned integer.
20667 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20668 for things others than variables or functions as nonzero.
20670 2009-04-09 Nick Clifton <nickc@redhat.com>
20672 * unwind-compat.c: Change copyright header to refer to version
20673 3 of the GNU General Public License with version 3.1 of the
20674 GCC Runtime Library Exception and to point readers at the
20675 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20676 * config/alpha/crtfastmath.c: Likewise.
20677 * config/alpha/linux-unwind.h: Likewise.
20678 * config/alpha/qrnnd.asm: Likewise.
20679 * config/alpha/vms-crt0-64.c: Likewise.
20680 * config/alpha/vms-crt0.c: Likewise.
20681 * config/alpha/vms-dwarf2.asm: Likewise.
20682 * config/alpha/vms-dwarf2eh.asm: Likewise.
20683 * config/alpha/vms-psxcrt0-64.c: Likewise.
20684 * config/alpha/vms-psxcrt0.c: Likewise.
20685 * config/alpha/vms_tramp.asm: Likewise.
20686 * config/arc/initfini.c: Likewise.
20687 * config/arc/lib1funcs.asm: Likewise.
20688 * config/arm/bpabi-v6m.S: Likewise.
20689 * config/arm/bpabi.S: Likewise.
20690 * config/arm/bpabi.c: Likewise.
20691 * config/arm/crti.asm: Likewise.
20692 * config/arm/crtn.asm: Likewise.
20693 * config/arm/ieee754-df.S: Likewise.
20694 * config/arm/ieee754-sf.S: Likewise.
20695 * config/arm/lib1funcs.asm: Likewise.
20696 * config/arm/libunwind.S: Likewise.
20697 * config/arm/linux-atomic.c: Likewise.
20698 * config/arm/mmintrin.h: Likewise.
20699 * config/arm/pr-support.c: Likewise.
20700 * config/arm/unaligned-funcs.c: Likewise.
20701 * config/arm/unwind-arm.c: Likewise.
20702 * config/arm/unwind-arm.h: Likewise.
20703 * config/avr/libgcc.S: Likewise.
20704 * config/bfin/crti.s: Likewise.
20705 * config/bfin/crtlibid.s: Likewise.
20706 * config/bfin/crtn.s: Likewise.
20707 * config/bfin/lib1funcs.asm: Likewise.
20708 * config/bfin/linux-unwind.h: Likewise.
20709 * config/cris/arit.c: Likewise.
20710 * config/cris/cris_abi_symbol.c: Likewise.
20711 * config/darwin-64.c: Likewise.
20712 * config/darwin-crt2.c: Likewise.
20713 * config/darwin-crt3.c: Likewise.
20714 * config/darwin.h: Likewise.
20715 * config/dbxelf.h: Likewise.
20716 * config/dfp-bit.c: Likewise.
20717 * config/dfp-bit.h: Likewise.
20718 * config/elfos.h: Likewise.
20719 * config/fixed-bit.c: Likewise.
20720 * config/fixed-bit.h: Likewise.
20721 * config/fp-bit.c: Likewise.
20722 * config/fp-bit.h: Likewise.
20723 * config/fr30/crti.asm: Likewise.
20724 * config/fr30/crtn.asm: Likewise.
20725 * config/fr30/lib1funcs.asm: Likewise.
20726 * config/freebsd-spec.h: Likewise.
20727 * config/frv/cmovd.c: Likewise.
20728 * config/frv/cmovh.c: Likewise.
20729 * config/frv/cmovw.c: Likewise.
20730 * config/frv/frvbegin.c: Likewise.
20731 * config/frv/frvend.c: Likewise.
20732 * config/frv/lib1funcs.asm: Likewise.
20733 * config/glibc-stdint.h: Likewise.
20734 * config/h8300/clzhi2.c: Likewise.
20735 * config/h8300/crti.asm: Likewise.
20736 * config/h8300/crtn.asm: Likewise.
20737 * config/h8300/ctzhi2.c: Likewise.
20738 * config/h8300/fixunssfsi.c: Likewise.
20739 * config/h8300/lib1funcs.asm: Likewise.
20740 * config/h8300/parityhi2.c: Likewise.
20741 * config/h8300/popcounthi2.c: Likewise.
20742 * config/i386/ammintrin.h: Likewise.
20743 * config/i386/att.h: Likewise.
20744 * config/i386/avxintrin.h: Likewise.
20745 * config/i386/biarch64.h: Likewise.
20746 * config/i386/bmmintrin.h: Likewise.
20747 * config/i386/cpuid.h: Likewise.
20748 * config/i386/cross-stdarg.h: Likewise.
20749 * config/i386/crtfastmath.c: Likewise.
20750 * config/i386/crtprec.c: Likewise.
20751 * config/i386/cygming-crtbegin.c: Likewise.
20752 * config/i386/cygming-crtend.c: Likewise.
20753 * config/i386/cygwin.asm: Likewise.
20754 * config/i386/emmintrin.h: Likewise.
20755 * config/i386/gmm_malloc.h: Likewise.
20756 * config/i386/gthr-win32.c: Likewise.
20757 * config/i386/i386.h: Likewise.
20758 * config/i386/immintrin.h: Likewise.
20759 * config/i386/linux-unwind.h: Likewise.
20760 * config/i386/linux64.h: Likewise.
20761 * config/i386/mm3dnow.h: Likewise.
20762 * config/i386/mmintrin-common.h: Likewise.
20763 * config/i386/mmintrin.h: Likewise.
20764 * config/i386/nmmintrin.h: Likewise.
20765 * config/i386/pmm_malloc.h: Likewise.
20766 * config/i386/pmmintrin.h: Likewise.
20767 * config/i386/smmintrin.h: Likewise.
20768 * config/i386/sol2-c1.asm: Likewise.
20769 * config/i386/sol2-ci.asm: Likewise.
20770 * config/i386/sol2-cn.asm: Likewise.
20771 * config/i386/sol2-gc1.asm: Likewise.
20772 * config/i386/tmmintrin.h: Likewise.
20773 * config/i386/unix.h: Likewise.
20774 * config/i386/w32-unwind.h: Likewise.
20775 * config/i386/wmmintrin.h: Likewise.
20776 * config/i386/x86-64.h: Likewise.
20777 * config/i386/x86intrin.h: Likewise.
20778 * config/i386/xmmintrin.h: Likewise.
20779 * config/ia64/crtbegin.asm: Likewise.
20780 * config/ia64/crtend.asm: Likewise.
20781 * config/ia64/crtfastmath.c: Likewise.
20782 * config/ia64/crti.asm: Likewise.
20783 * config/ia64/crtn.asm: Likewise.
20784 * config/ia64/fde-glibc.c: Likewise.
20785 * config/ia64/lib1funcs.asm: Likewise.
20786 * config/ia64/linux-unwind.h: Likewise.
20787 * config/ia64/quadlib.c: Likewise.
20788 * config/ia64/unwind-ia64.c: Likewise.
20789 * config/linux.h: Likewise.
20790 * config/m32c/m32c-lib1.S: Likewise.
20791 * config/m32c/m32c-lib2-trapv.c: Likewise.
20792 * config/m32c/m32c-lib2.c: Likewise.
20793 * config/m32r/initfini.c: Likewise.
20794 * config/m68hc11/larith.asm: Likewise.
20795 * config/m68hc11/m68hc11-crt0.S: Likewise.
20796 * config/m68k/cf.md: Likewise.
20797 * config/m68k/crti.s: Likewise.
20798 * config/m68k/crtn.s: Likewise.
20799 * config/m68k/lb1sf68.asm: Likewise.
20800 * config/m68k/linux-unwind.h: Likewise.
20801 * config/mcore/crti.asm: Likewise.
20802 * config/mcore/crtn.asm: Likewise.
20803 * config/mcore/lib1.asm: Likewise.
20804 * config/mips/linux-unwind.h: Likewise.
20805 * config/mips/loongson.h: Likewise.
20806 * config/mips/mips16.S: Likewise.
20807 * config/mmix/crti.asm: Likewise.
20808 * config/mmix/crtn.asm: Likewise.
20809 * config/pa/fptr.c: Likewise.
20810 * config/pa/hpux-unwind.h: Likewise.
20811 * config/pa/lib2funcs.asm: Likewise.
20812 * config/pa/linux-atomic.c: Likewise.
20813 * config/pa/linux-unwind.h: Likewise.
20814 * config/pa/milli64.S: Likewise.
20815 * config/pa/quadlib.c: Likewise.
20816 * config/pa/stublib.c: Likewise.
20817 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20818 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20819 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20820 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20821 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20822 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20823 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20824 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20825 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20826 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20827 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20828 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20829 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20830 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20831 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20832 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20833 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20834 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20835 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20836 * config/rs6000/750cl.h: Likewise.
20837 * config/rs6000/altivec.h: Likewise.
20838 * config/rs6000/biarch64.h: Likewise.
20839 * config/rs6000/crtresfpr.asm: Likewise.
20840 * config/rs6000/crtresgpr.asm: Likewise.
20841 * config/rs6000/crtresxfpr.asm: Likewise.
20842 * config/rs6000/crtresxgpr.asm: Likewise.
20843 * config/rs6000/crtsavfpr.asm: Likewise.
20844 * config/rs6000/crtsavgpr.asm: Likewise.
20845 * config/rs6000/darwin-asm.h: Likewise.
20846 * config/rs6000/darwin-fallback.c: Likewise.
20847 * config/rs6000/darwin-fpsave.asm: Likewise.
20848 * config/rs6000/darwin-ldouble.c: Likewise.
20849 * config/rs6000/darwin-tramp.asm: Likewise.
20850 * config/rs6000/darwin-unwind.h: Likewise.
20851 * config/rs6000/darwin-vecsave.asm: Likewise.
20852 * config/rs6000/darwin-world.asm: Likewise.
20853 * config/rs6000/e500crtres32gpr.asm: Likewise.
20854 * config/rs6000/e500crtres64gpr.asm: Likewise.
20855 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20856 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20857 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20858 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20859 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20860 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20861 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20862 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20863 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20864 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20865 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20866 * config/rs6000/eabi-ci.asm: Likewise.
20867 * config/rs6000/eabi-cn.asm: Likewise.
20868 * config/rs6000/eabi.asm: Likewise.
20869 * config/rs6000/linux-unwind.h: Likewise.
20870 * config/rs6000/linux64.h: Likewise.
20871 * config/rs6000/paired.h: Likewise.
20872 * config/rs6000/paired.md: Likewise.
20873 * config/rs6000/ppc64-fp.c: Likewise.
20874 * config/rs6000/ppu_intrinsics.h: Likewise.
20875 * config/rs6000/rs6000.h: Likewise.
20876 * config/rs6000/si2vmx.h: Likewise.
20877 * config/rs6000/sol-ci.asm: Likewise.
20878 * config/rs6000/sol-cn.asm: Likewise.
20879 * config/rs6000/spe.h: Likewise.
20880 * config/rs6000/spu2vmx.h: Likewise.
20881 * config/rs6000/sysv4.h: Likewise.
20882 * config/rs6000/tramp.asm: Likewise.
20883 * config/rs6000/vec_types.h: Likewise.
20884 * config/s390/linux-unwind.h: Likewise.
20885 * config/s390/tpf-unwind.h: Likewise.
20886 * config/score/crti.asm: Likewise.
20887 * config/score/crtn.asm: Likewise.
20888 * config/sh/crt1.asm: Likewise.
20889 * config/sh/crti.asm: Likewise.
20890 * config/sh/crtn.asm: Likewise.
20891 * config/sh/divtab-sh4-300.c: Likewise.
20892 * config/sh/divtab-sh4.c: Likewise.
20893 * config/sh/divtab.c: Likewise.
20894 * config/sh/lib1funcs-4-300.asm: Likewise.
20895 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20896 * config/sh/lib1funcs.asm: Likewise.
20897 * config/sh/lib1funcs.h: Likewise.
20898 * config/sh/linux-atomic.asm: Likewise.
20899 * config/sh/linux-unwind.h: Likewise.
20900 * config/sh/shmedia.h: Likewise.
20901 * config/sh/sshmedia.h: Likewise.
20902 * config/sh/ushmedia.h: Likewise.
20903 * config/sparc/crtfastmath.c: Likewise.
20904 * config/sparc/linux-unwind.h: Likewise.
20905 * config/sparc/sol2-c1.asm: Likewise.
20906 * config/sparc/sol2-ci.asm: Likewise.
20907 * config/sparc/sol2-cn.asm: Likewise.
20908 * config/spu/divmodti4.c: Likewise.
20909 * config/spu/divv2df3.c: Likewise.
20910 * config/spu/float_disf.c: Likewise.
20911 * config/spu/float_unsdidf.c: Likewise.
20912 * config/spu/float_unsdisf.c: Likewise.
20913 * config/spu/float_unssidf.c: Likewise.
20914 * config/spu/mfc_multi_tag_release.c: Likewise.
20915 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20916 * config/spu/mfc_tag_release.c: Likewise.
20917 * config/spu/mfc_tag_reserve.c: Likewise.
20918 * config/spu/mfc_tag_table.c: Likewise.
20919 * config/spu/multi3.c: Likewise.
20920 * config/spu/spu_internals.h: Likewise.
20921 * config/spu/spu_intrinsics.h: Likewise.
20922 * config/spu/spu_mfcio.h: Likewise.
20923 * config/spu/vec_types.h: Likewise.
20924 * config/spu/vmx2spu.h: Likewise.
20925 * config/stormy16/stormy16-lib2.c: Likewise.
20926 * config/svr4.h: Likewise.
20927 * config/sync.c: Likewise.
20928 * config/v850/lib1funcs.asm: Likewise.
20929 * config/vxlib-tls.c: Likewise.
20930 * config/vxlib.c: Likewise.
20931 * config/vxworks-dummy.h: Likewise.
20932 * config/xtensa/crti.asm: Likewise.
20933 * config/xtensa/crtn.asm: Likewise.
20934 * config/xtensa/ieee754-df.S: Likewise.
20935 * config/xtensa/ieee754-sf.S: Likewise.
20936 * config/xtensa/lib1funcs.asm: Likewise.
20937 * config/xtensa/lib2funcs.S: Likewise.
20938 * config/xtensa/linux-unwind.h: Likewise.
20939 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20940 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20941 * coretypes.h: Likewise.
20942 * crtstuff.c: Likewise.
20943 * defaults.h: Likewise.
20944 * dwarf2.h: Likewise.
20945 * emutls.c: Likewise.
20946 * gbl-ctors.h: Likewise.
20947 * gcov-io.h: Likewise.
20948 * ginclude/float.h: Likewise.
20949 * ginclude/iso646.h: Likewise.
20950 * ginclude/stdarg.h: Likewise.
20951 * ginclude/stdbool.h: Likewise.
20952 * ginclude/stddef.h: Likewise.
20953 * ginclude/stdfix.h: Likewise.
20954 * ginclude/stdint-gcc.h: Likewise.
20955 * ginclude/tgmath.h: Likewise.
20956 * gthr-aix.h: Likewise.
20957 * gthr-dce.h: Likewise.
20958 * gthr-gnat.c: Likewise.
20959 * gthr-gnat.h: Likewise.
20960 * gthr-lynx.h: Likewise.
20961 * gthr-mipssde.h: Likewise.
20962 * gthr-nks.h: Likewise.
20963 * gthr-posix.c: Likewise.
20964 * gthr-posix.h: Likewise.
20965 * gthr-posix95.h: Likewise.
20966 * gthr-rtems.h: Likewise.
20967 * gthr-single.h: Likewise.
20968 * gthr-solaris.h: Likewise.
20969 * gthr-tpf.h: Likewise.
20970 * gthr-vxworks.h: Likewise.
20971 * gthr-win32.h: Likewise.
20972 * gthr.h: Likewise.
20973 * libgcc2.c: Likewise.
20974 * libgcc2.h: Likewise.
20975 * libgcov.c: Likewise.
20976 * tsystem.h: Likewise.
20977 * typeclass.h: Likewise.
20978 * unwind-c.c: Likewise.
20979 * unwind-compat.h: Likewise.
20980 * unwind-dw2-fde-compat.c: Likewise.
20981 * unwind-dw2-fde-darwin.c: Likewise.
20982 * unwind-dw2-fde-glibc.c: Likewise.
20983 * unwind-dw2-fde.c: Likewise.
20984 * unwind-dw2-fde.h: Likewise.
20985 * unwind-dw2.c: Likewise.
20986 * unwind-dw2.h: Likewise.
20987 * unwind-generic.h: Likewise.
20988 * unwind-pe.h: Likewise.
20989 * unwind-sjlj.c: Likewise.
20990 * unwind.inc: Likewise.
20991 * config/arm/neon-gen.ml: Change generated copyright header to
20992 refer to version 3 of the GNU General Public License with
20993 version 3.1 of the GCC Runtime Library Exception and to point
20994 readers at the COPYING3 and COPYING3.RUNTIME files and the
20995 FSF's license web page.
20996 * config/arm/arm_neon.h: Regenerate.
20998 2009-04-09 Jakub Jelinek <jakub@redhat.com>
21000 * config/cris/cris.md: Change copyright header to refer to version
21001 3 of the GNU General Public License.
21002 * doc/install.texi2html: Change copyright header to refer to version
21003 3 of the GNU General Public License and to point readers at the
21004 COPYING3 file and the FSF's license web page.
21005 * config/vax/linux.h: Likewise.
21007 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21009 * config/i386/i386.md (cmpcc): New.
21010 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
21011 (sync_compare_and_swap_cc*): Delete.
21013 * config/s390/s390.c (s390_compare_emitted): Remove.
21014 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
21015 s390_compare_emitted used to be handled. Assert that modes match.
21016 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
21017 refer to sync_compare_and_swap_ccsi.
21018 * config/s390/s390.h (s390_compare_emitted): Remove.
21019 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21020 instead of s390_compare_emitted.
21021 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21022 instead of s390_compare_emitted.
21023 * config/s390/s390.md (cmpcc): New.
21024 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21025 CC_REGNUM, do not pretend it's set.
21026 (sync_compare_and_swap_cc*): Delete.
21027 * config/s390/predicates.md (cc_reg_operand): New.
21029 * expr.c (sync_compare_and_swap_cc): Delete.
21030 * optabs.h (sync_compare_and_swap_cc): Delete.
21031 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21032 is being used with can_compare_p.
21033 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21034 (find_cc_set): New.
21035 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21036 look for a MODE_CC set instead. Use emit_store_flag.
21037 (expand_compare_and_swap_loop): Likewise, with some additional
21038 complication to avoid a force_reg when useless. Use
21039 emit_cmp_and_jump_insns.
21040 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21041 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21042 sync_compare_and_swap documentation.
21044 2009-04-09 Jan Hubicka <jh@suse.cz>
21046 * except.c (find_prev_try): Break out from ....
21047 (duplicate_eh_regions): ... here; properly update prev_try pointers
21048 when duplication part of tree.
21049 (dump_eh_tree): Improve dumping.
21050 (verify_eh_region): New.
21051 (verify_eh_tree): Use it.
21053 2009-04-06 Richard Guenther <rguenther@suse.de>
21055 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21056 &ARRAY addresses by adjusting their types and prepending
21058 * tree-cfg.c (verify_gimple_assign_single): Verify that
21059 addresses are correct.
21061 2009-04-09 Richard Guenther <rguenther@suse.de>
21063 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21064 indices into an array reference if possible.
21065 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21066 Fold POINTER_PLUS_EXPR statements with invariant address.
21068 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21071 * config.gcc (powerpc64-*-linux*): Always build biarch.
21073 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21076 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21077 it and pedwarn if this results in an INTEGER_CST.
21079 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21081 * doc/install.texi: Update minimum GMP version. Remove obsolete
21082 text in MPFR section.
21084 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21086 * dwarf2out.c (class_scope_p): New static inline.
21087 (class_or_namespace_scope_p): Use it.
21088 (gen_variable_die): Use DW_TAG_member tag for static data member
21089 declarations instead of DW_TAG_variable.
21091 PR middle-end/39573
21092 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21095 2009-04-08 Richard Guenther <rguenther@suse.de>
21097 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21098 valueize random data.
21100 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21102 * config.gcc (aix tm_file): Add aix-stdint.h.
21103 (aix tm clause use_gcc_stdint): Set to wrap.
21104 * config/rs6000/aix-stdint.h: New file.
21106 2009-04-08 Richard Guenther <rguenther@suse.de>
21108 PR middle-end/36291
21109 * tree-dfa.c (add_referenced_var): Do not recurse into
21110 global initializers.
21111 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21113 (fold_const_aggregate_ref): Likewise.
21115 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21117 * recog.c (ordered_comparison_operator): New.
21118 * gensupport.c (std_preds): Add it.
21119 * doc/md.texi (Machine-Independent Predicates): Document it.
21121 2009-04-08 Jan Hubicka <jh@suse.cz>
21123 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21124 * function.h (rtl_eh): Remove exception_handler_label_map.
21125 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21126 remove_exception_handler_label, for_each_eh_label_1): Remove.
21127 (rtl_remove_unreachable_regions): Remove.
21128 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21129 (find_exception_handler_labels): Don't build the hashtable.
21130 (maybe_remove_eh_handler): Remove.
21131 (for_each_eh_label): Rewrite to walk the tree.
21132 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21133 * except.h (maybe_remove_eh_handler): Remove.
21134 * passes.c (init_optimization_passes): Schedule second EH cleanup
21136 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21137 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21139 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21141 * genoutput.c (validate_optab_operands): New.
21142 (gen_insn, gen_expand): Call it.
21144 * genflags.c (gen_insn): Detect misused iterators.
21145 (main): Pass line_no to gen_insn, exit with status 1 on error.
21147 * genextract.c (line_no): Make global.
21148 (VEC_safe_set_locstr): Change assertion to error message.
21149 (main): Exit with status 1 on error.
21151 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21155 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21156 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21157 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21158 * c-convert.c (convert): Do not call fold on results of conversion
21159 functions when the result is a C_MAYBE_CONST_EXPR.
21160 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21161 of __builtin_choose_expr.
21162 * c-typeck.c (remove_c_maybe_const_expr): New.
21163 (build_unary_op, build_conditional_expr, build_compound_expr,
21164 build_binary_op, c_objc_common_truthvalue_conversion): Call
21165 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
21168 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
21170 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
21171 CODE to produce a new one. Add a prototype to use fold_convert_const
21173 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
21176 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
21177 mix declarations and code.
21179 2009-04-08 Ben Elliston <bje@au.ibm.com>
21181 * gcc.c: Replace `CC' with `GCC' throughout.
21183 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
21185 * doc/invoke.texi: Document Atom support.
21187 2009-04-07 Jason Merrill <jason@redhat.com>
21190 * c-common.h, c-common.c: Add flag_pretty_templates.
21191 * c-opts.c (c_common_handle_option): Set it.
21192 * c.opt: Add -fno-pretty-templates.
21193 * doc/invoke.texi (C++ Dialect Options): Likewise.
21195 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21197 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21198 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21199 (ia64_expand_builtin): Likewise.
21201 2009-04-07 Martin Jambor <mjambor@suse.cz>
21203 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21204 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21205 ADDR_EXPRS are include too.
21207 2009-04-07 Richard Guenther <rguenther@suse.de>
21209 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
21210 decls are only used if passes as parameters or if they are
21211 local statics and the call is not to a builtin.
21212 (call_may_clobber_ref_p_1): Likewise.
21214 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21216 * expr.c (do_store_flag): Remove last argument. Simplify code
21217 to avoid duplication of tests already done by can_compare_p.
21218 (expand_expr_real_1): Adjust caller.
21220 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21222 * optabs.c (can_compare_p): Test the predicate of a
21223 cbranch and cstore pattern.
21225 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21227 * expr.c (convert_move): Use emit_store_flag instead of
21230 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21232 * config/i386/i386.c (ix86_compare_emitted): Remove.
21233 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21234 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21235 * config/i386/i386.h (ix86_compare_emitted): Remove.
21236 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21237 instead of ix86_compare_emitted.
21238 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21240 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21242 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21243 Add t-sysroot-suffix to tmake_file.
21244 * config/print-sysroot-suffix.sh: New file.
21245 * config/t-sysroot-suffix: New file.
21247 2009-04-07 Ben Elliston <bje@au.ibm.com>
21249 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21250 as the latter produces a warning when the target does not support
21253 2009-04-07 Ben Elliston <bje@au.ibm.com>
21255 * dfp.c: Replace type punning assignments with memcpy throughout.
21256 * Makefile.in (dfp.o-warn): Remove.
21258 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21261 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21262 Include soft-fp/t-softfp after rs6000/t-linux64.
21264 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21266 * stor-layout.c (set_sizetype): Use the full precision of their
21267 machine mode for bitsize types.
21269 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21271 * config/i386/i386.md: Revert 2 accidental checkins.
21273 2009-04-06 Joey Ye <joey.ye@intel.com>
21274 Xuepeng Guo <xuepeng.guo@intel.com>
21275 H.J. Lu <hongjiu.lu@intel.com>
21277 Atom pipeline model, tuning and insn selection.
21278 * config.gcc (atom): Add atom config options and target.
21280 * config/i386/atom.md: New.
21282 * config/i386/i386.c (atom_cost): New cost.
21283 (m_ATOM): New macro flag.
21284 (initial_ix86_tune_features): Set m_ATOM.
21285 (x86_accumulate_outgoing_args): Likewise.
21286 (x86_arch_always_fancy_math_387): Likewise.
21287 (processor_target): Add Atom cost.
21288 (cpu_names): Add Atom cpu name.
21289 (override_options): Set Atom ISA.
21290 (ix86_issue_rate): New case PROCESSOR_ATOM.
21291 (ix86_adjust_cost): Likewise.
21293 * config/i386/i386.h (TARGET_ATOM): New target macro.
21294 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21295 (TARGET_OPT_AGU): New target option.
21296 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21297 (processor_type): Add PROCESSOR_ATOM.
21299 * config/i386/i386.md (cpu): Add new value "atom".
21300 (use_carry, movu): New attr.
21301 (atom.md): Include atom.md.
21302 (adddi3_carry_rex64): Set attr "use_carry".
21303 (addqi3_carry): Likewise.
21304 (addhi3_carry): Likewise.
21305 (addsi3_carry): Likewise.
21306 (*addsi3_carry_zext): Likewise.
21307 (subdi3_carry_rex64): Likewise.
21308 (subqi3_carry): Likewise.
21309 (subhi3_carry): Likewise.
21310 (subsi3_carry): Likewise.
21311 (x86_movdicc_0_m1_rex64): Likewise.
21312 (*x86_movdicc_0_m1_se): Likewise.
21313 (x86_movsicc_0_m1): Likewise.
21314 (*x86_movsicc_0_m1_se): Likewise.
21315 (*adddi_1_rex64): Emit add insn as much as possible.
21316 (*addsi_1): Likewise.
21317 (return_internal): Set atom_unit.
21318 (return_internal_long): Likewise.
21319 (return_pop_internal): Likewise.
21320 (*rcpsf2_sse): Set atom_sse_attr attr.
21321 (*qrt<mode>2_sse): Likewise.
21322 (*prefetch_sse): Likewise.
21324 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21326 (ix86_target_macros_internal): Likewise.
21328 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21329 (*prefetch_sse_rex): Likewise.
21330 (sse_rcpv4sf2): Likewise.
21331 (sse_vmrcpv4sf2): Likewise.
21332 (sse_sqrtv4sf2): Likewise.
21333 (<sse>_vmsqrt<mode>2): Likewise.
21334 (sse_ldmxcsr): Likewise.
21335 (sse_stmxcsr): Likewise.
21336 (*sse_sfence): Likewise.
21337 (sse2_clflush): Likewise.
21338 (*sse2_mfence): Likewise.
21339 (*sse2_lfence): Likewise.
21340 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21341 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21342 (avx_movdqu<avxmodesuffix>): Likewise.
21343 (avx_lddqu<avxmodesuffix>): Likewise.
21344 (sse2_movntv2di): Change attr "type" to "ssemov".
21345 (sse2_movntsi): Likewise.
21346 (rsqrtv8sf2): Change attr "type" to "sseadd".
21347 (sse3_addsubv2df3): Set attr "atom_unit".
21348 (sse3_h<plusminus_insn>v4sf3): Likewise.
21349 (*sse2_pmaddwd): Likewise.
21350 (*vec_extractv2di_1_rex64): Likewise.
21351 (*vec_extractv2di_1_avx): Likewise.
21352 (sse2_psadbw): Likewise.
21353 (ssse3_phaddwv8hi3): Likewise.
21354 (ssse3_phaddwv4hi3): Likewise.
21355 (ssse3_phadddv4si3): Likewise.
21356 (ssse3_phadddv2si3): Likewise.
21357 (ssse3_phaddswv8hi3): Likewise.
21358 (ssse3_phaddswv4hi3): Likewise.
21359 (ssse3_phsubwv8hi3): Likewise.
21360 (ssse3_phsubwv4hi3): Likewise.
21361 (ssse3_phsubdv4si3): Likewise.
21362 (ssse3_phsubdv2si3): Likewise.
21363 (ssse3_phsubswv8hi3): Likewise.
21364 (ssse3_phsubswv4hi3): Likewise.
21365 (ssse3_pmaddubsw128): Likewise.
21366 (sse3_pmaddubsw: Likewise.
21367 (ssse3_palignrti): Likewise.
21368 (ssse3_palignrdi): Likewise.
21370 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21372 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21374 2009-04-06 Richard Guenther <rguenther@suse.de>
21376 PR tree-optimization/28868
21377 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21378 of which PHI results we inserted.
21379 (insert_into_preds_of_block): Record inserted PHIs.
21380 (eliminate): Eliminate redundant PHI nodes.
21381 (init_pre): Init inserted_phi_names.
21383 2009-04-06 Richard Guenther <rguenther@suse.de>
21385 PR tree-optimization/39643
21386 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21387 IMAGPART_EXPRs of complex constants.
21388 (execute_fold_all_builtins): If we folded a call queue
21389 TODO_update_address_taken.
21391 2009-04-06 Jan Hubicka <jh@suse.cz>
21393 PR middle-end/39659
21394 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21397 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21399 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21401 (ic_invalidate_array): Likewise.
21403 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21405 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21406 alignment for library calls.
21408 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21410 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21411 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21412 * config/i386/mingw-stdint.h: New file.
21414 2009-04-05 Richard Guenther <rguenther@suse.de>
21416 PR tree-optimization/39648
21417 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21418 our &A vs. &A[0] IL deficiencies.
21420 2009-04-04 Jan Hubicka <jh@suse.cz>
21422 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21423 removed toplevel regions.
21424 (sjlj_mark_call_sites): Likewise.
21426 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21428 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21429 (cygwin tm clause use_gcc_stdint): Set to wrap.
21430 * config/i386/cygwin-stdint.h: New file.
21432 2009-04-04 Richard Guenther <rguenther@suse.de>
21434 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21435 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21436 single-argument PHIs if we are in loop-closed SSA form.
21437 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21438 for the pre-condition.
21439 (slpeel_tree_peel_loop_to_edge): Likewise.
21440 (vect_build_loop_niters): Take an optional sequence to append stmts.
21441 (vect_generate_tmps_on_preheader): Likewise.
21442 (vect_do_peeling_for_loop_bound): Take extra guards for the
21444 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21445 the cost model check.
21446 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21447 guards if we are going to peel. Do not apply versioning in that case.
21448 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21449 (vect_do_peeling_for_loop_bound): Likewise.
21450 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21451 loop bound only record extra pre-conditions, do not apply loop
21454 2009-04-04 Richard Guenther <rguenther@suse.de>
21456 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21459 2009-04-04 Jan Hubicka <jh@suse.cz>
21461 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21462 last_basic_block for size of bb->index indexed array.
21463 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21464 compute_out, link_btr_uses, build_btr_def_use_webs,
21465 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21467 2009-04-04 Jan Hubicka <jh@suse.cz>
21469 * except.c (remove_eh_handler_and_replace): Break out from ...
21470 (remove_eh_handler): ... here.
21471 (bring_to_root): New function.
21472 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21473 handled ones, bring others to root of tree.
21475 2009-04-04 Jan Hubicka <jh@suse.cz>
21477 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21478 (all_phis_safe_to_merge): New function.
21479 (update_info): New structure.
21480 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21481 (cleanup_empty_eh): Update SSA if possible.
21483 2009-04-04 Richard Guenther <rguenther@suse.de>
21485 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21486 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21487 (append_vuse): Likewise.
21489 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21491 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21492 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21493 instead of REG_UNSAVED for DW_CFA_undefined.
21494 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21495 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21498 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21501 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21503 2009-04-04 Richard Guenther <rguenther@suse.de>
21505 PR tree-optimization/8781
21506 PR tree-optimization/37892
21507 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21508 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21509 (valueize_refs): Call it for *& valueizations.
21510 (shared_reference_ops_from_ref): Rename to ...
21511 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21512 (shared_reference_ops_from_call): Rename to ...
21513 (valueize_shared_reference_ops_from_call): ... this and valueize.
21514 (vn_reference_lookup): Update.
21515 (visit_reference_op_call): Likewise.
21516 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21517 (eliminate): Value-replace the call address in call statements.
21519 2009-04-04 Richard Guenther <rguenther@suse.de>
21521 PR tree-optimization/39636
21522 * tree-ssa-forwprop.c
21523 (forward_propagate_addr_into_variable_array_index): Check for
21524 GIMPLE_ASSIGN before accessing the rhs code.
21526 2009-04-03 Jason Merrill <jason@redhat.com>
21528 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21530 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21532 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21533 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21534 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21535 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21536 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21537 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21538 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21539 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21540 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21541 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21542 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21543 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21544 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21545 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21546 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21547 Use fr_reg_or_fp01_operand instead of fr_register_operand
21549 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21550 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21551 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21553 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21555 PR rtl-optimization/39607
21556 PR rtl-optimization/39631
21560 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21561 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21562 instead of DF_LR_OUT.
21563 * ira-lives.c (process_bb_node_lives): Ditto.
21564 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21565 instead of DF_LR_{OUT,IN}.
21566 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21567 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21569 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21571 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21572 (execute_lower_omp): Always run but take the short way out if -fopenmp
21574 (gate_lower_omp): Remove, forcing the pass manager to always run the
21575 pass and always set PROP_gimple_lomp.
21576 (pass_lower_omp): Remove gate function.
21577 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21578 PROP_trees. Instead, require it.
21579 * ipa-cp.c (pass_ipa_cp): Likewise.
21580 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21581 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21582 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21583 and PROP_gimple_leh.
21585 2009-04-03 Richard Guenther <rguenther@suse.de>
21587 PR middle-end/13146
21588 PR tree-optimization/23940
21589 PR tree-optimization/33237
21590 PR middle-end/33974
21591 PR middle-end/34093
21592 PR tree-optimization/36201
21593 PR tree-optimization/36230
21594 PR tree-optimization/38049
21595 PR tree-optimization/38207
21596 PR tree-optimization/38230
21597 PR tree-optimization/38301
21598 PR tree-optimization/38585
21599 PR middle-end/38895
21600 PR tree-optimization/38985
21601 PR tree-optimization/39299
21602 * tree-ssa-structalias.h: Remove.
21603 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21604 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21605 (struct vuse_element_d): Remove.
21606 (struct vuse_vec_d): Likewise.
21607 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21608 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21609 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21610 VUSE_ELEMENT_VAR): Likewise.
21611 (struct voptype_d): Likewise.
21612 (NUM_VOP_FREE_BUCKETS): Likewise.
21613 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21614 (struct stmt_operands_d): Remove.
21615 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21616 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21617 VDEF_NUM, VDEF_VECT): Likewise.
21618 (copy_virtual_operands): Remove.
21619 (operand_build_cmp): Likewise.
21620 (create_ssa_artificial_load_stmt): Likewise.
21621 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21622 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21623 vuse_index and mayuse_index members. Pack and move done and iter_type
21624 members to the front.
21625 (SSA_OP_VMAYUSE): Remove.
21626 (SSA_OP_VIRTUAL_USES): Adjust.
21627 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21628 (unlink_stmt_vdef): Declare.
21629 (add_to_addressable_set): Remove.
21630 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21631 (vrp_visit_stmt): Likewise.
21632 * doc/tree-ssa.texi (Alias analysis): Update.
21633 * doc/invoke.texi (max-aliased-vops): Remove docs.
21634 (avg-aliased-vops): Likewise.
21635 * tree-into-ssa.c (syms_to_rename): Remove.
21636 (need_to_update_vops_p): Likewise.
21637 (need_to_initialize_update_ssa_p): Rename to ...
21638 (update_ssa_initialized_fn): ... this. Track function we are
21640 (symbol_marked_for_renaming): Simplify.
21641 (add_new_name_mapping): Do not set need_to_update_vops_p.
21642 (dump_currdefs): Use SYMS_TO_RENAME.
21643 (rewrite_update_stmt): Always walk all uses/defs.
21644 (dump_update_ssa): Adjust.
21645 (init_update_ssa): Take function argument. Track what we are
21647 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21648 (create_new_def_for): Initialize for cfun, assert we are initialized
21650 (mark_sym_for_renaming): Simplify.
21651 (mark_set_for_renaming): Do not initialize update-ssa.
21652 (need_ssa_update_p): Simplify. Take function argument.
21653 (name_mappings_registered_p): Assert we ask for the correct function.
21654 (name_registered_for_update_p): Likewise.
21655 (ssa_names_to_replace): Likewise.
21656 (release_ssa_name_after_update_ssa): Likewise.
21657 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21658 (dump_decl_set): Do not print a newline.
21659 (debug_decl_set): Do it here.
21660 (dump_update_ssa): And here.
21661 * tree-ssa-loop-im.c (move_computations): Adjust.
21662 (movement_possibility): Likewise.
21663 (determine_max_movement): Likewise.
21664 (gather_mem_refs_stmt): Likewise.
21665 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21666 or NAME_MEMORY_TAG.
21667 * tree-complex.c (update_all_vops): Remove.
21668 (expand_complex_move): Adjust.
21669 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21670 Simplify test for memory referencing statement. Exclude
21671 non-invariant ADDR_EXPRs.
21672 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21673 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21674 (rdg_flag_uses): Likewise.
21675 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21677 (tree_optimize_tail_calls_1): Also split the
21678 edge from the entry block if we have degenerate PHI nodes in
21679 the first basic block.
21680 * tree.c (init_ttree): Remove memory-tag related code.
21681 (tree_code_size): Likewise.
21682 (tree_node_structure): Likewise.
21683 (build7_stat): Re-write to be build6_stat.
21684 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21685 (SSA_VAR_P): Adjust.
21686 (struct tree_memory_tag): Remove.
21687 (struct tree_memory_partition_tag): Likewise.
21688 (union tree_node): Adjust.
21689 (build7): Re-write to be build6.
21690 * tree-pass.h (pass_reset_cc_flags): Remove.
21691 (TODO_update_address_taken): New flag.
21692 (pass_simple_dse): Remove.
21693 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21694 * params.h (MAX_ALIASED_VOPS): Remove.
21695 (AVG_ALIASED_VOPS): Likewise.
21696 * omp-low.c (expand_omp_taskreg): Update SSA form.
21697 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21698 aliases the lhs in a copy stmt.
21699 * tree-ssa-dse.c (struct address_walk_data): Remove.
21700 (memory_ssa_name_same): Likewise.
21701 (memory_address_same): Likewise.
21702 (get_kill_of_stmt_lhs): Likewise.
21703 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21704 unused stores. Look through PHI nodes into post-dominated regions.
21705 (dse_optimize_stmt): Simplify. Properly remove stores.
21706 (tree_ssa_dse): Compute dominators.
21707 (execute_simple_dse): Remove.
21708 (pass_simple_dse): Likewise.
21709 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21710 gimple_loaded_syms and gimple_stored_syms computation.
21711 * toplev.c (dump_memory_report): Dump alias and pta stats.
21712 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21713 (vn_reference_eq): Likewise.
21714 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21715 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21716 valueize_vuses): Remove.
21717 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21718 (get_def_ref_stmt_vuse): ... this.
21719 (vn_reference_lookup_2): New function.
21720 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21721 walking equivalent vuses. Simplify.
21722 (vn_reference_lookup): Likewise.
21723 (vn_reference_insert): Likewise.
21724 (vn_reference_insert_pieces): Likewise.
21725 (visit_reference_op_call): Simplify.
21726 (visit_reference_op_load): Likewise.
21727 (visit_reference_op_store): Likewise.
21728 (init_scc_vn): Remove shared_lookup_vuses initialization.
21729 (free_scc_vn): Remove shared_lookup_vuses freeing.
21730 (sort_vuses, sort_vuses_heap): Remove.
21731 (get_ref_from_reference_ops): Export.
21732 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21733 vector with single vuse pointer.
21734 (vn_reference_lookup_pieces, vn_reference_lookup,
21735 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21736 (shared_vuses_from_stmt): Remove.
21737 (get_ref_from_reference_ops): Declare.
21738 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21739 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21740 memory-tag related code.
21741 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21742 (likely_value): Add comment, skip static-chain of call statements.
21743 (surely_varying_stmt_p): Adjust.
21744 (gimplify_and_update_call_from_tree): Likewise.
21745 (execute_fold_all_builtins): Do not rebuild alias info.
21746 (gimplify_and_update_call_from_tree): Properly update VOPs.
21747 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21748 (copy_ref_info): Remove memory-tag related code.
21749 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21750 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21751 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21753 * tree-ssa-dom.c (gimple_p): Remove typedef.
21754 (eliminate_redundant_computations): Adjust.
21755 (record_equivalences_from_stmt): Likewise.
21756 (avail_expr_hash): Likewise.
21757 (avail_expr_eq): Likewise.
21758 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21759 (stmt_makes_single_load): Likewise.
21760 (stmt_makes_single_store): Likewise.
21761 * tree-ssa-alias.c: Rewrite completely.
21762 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21763 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21764 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21765 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21766 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21767 Remove public functions.
21768 (pass_reset_cc_flags): Remove.
21769 (pass_build_alias): Move ...
21770 * tree-ssa-structalias.c (pass_build_alias): ... here.
21771 * tree-ssa-alias.c (may_be_aliased): Move ...
21772 * tree-flow-inline.h (may_be_aliased): ... here.
21773 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21774 count_uses_and_derefs): Move ...
21775 * gimple.c: ... here.
21776 * gimple.h (count_uses_and_derefs): Declare.
21777 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21778 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21779 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21780 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21781 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21782 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21783 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21785 * tree-dfa.c (refs_may_alias_p): Move ...
21786 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21787 * tree-ssa-alias.h: New file.
21788 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21789 (statement_sink_location): Likewise.
21790 * opts.c (decode_options): Do not adjust max-aliased-vops or
21791 avg-aliased-vops values.
21792 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21793 (TV_CALL_CLOBBER): Likewise.
21794 (TV_FLOW_SENSITIVE): Likewise.
21795 (TV_FLOW_INSENSITIVE): Likewise.
21796 (TV_MEMORY_PARTITIONING): Likewise.
21797 (TV_ALIAS_STMT_WALK): New timevar.
21798 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21799 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21800 (get_address_description): Remove memory-tag related code.
21801 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21802 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21803 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21804 and immediate uses in statements. Document.
21805 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21806 (dump_symbols): Remove.
21807 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21808 * alias.c (get_deref_alias_set): New function split out from ...
21809 (get_alias_set): ... here.
21810 * alias.h (get_deref_alias_set): Declare.
21811 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21812 type parameter. Remove restrict pointer handling. Create a
21813 ref-all pointer in case type-based alias sets do not conflict.
21814 (vect_analyze_data_refs): Remove SMT related code.
21815 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21816 (vectorizable_load): Likewise.
21817 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21818 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21819 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21820 Ignore vops and SMTs.
21821 (dr_analyze_alias): Likewise..
21822 (free_data_ref): Likewise.
21823 (create_data_ref): Likewise.
21824 (analyze_all_data_dependences): Likewise.
21825 (get_references_in_stmt): Adjust.
21826 * tree-flow-inline.h (gimple_aliases_computed_p,
21827 gimple_addressable_vars, gimple_call_clobbered_vars,
21828 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21829 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21830 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21831 gimple_mem_ref_stats): Remove.
21832 (gimple_vop): New function.
21833 (op_iter_next_use): Remove vuses and mayuses cases.
21834 (op_iter_next_def): Remove vdefs case.
21835 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21836 (clear_and_done_ssa_iter): Do not set removed fields.
21837 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21838 Assert we are not iterating over vuses or vdefs if not also
21839 iterating over uses or defs.
21840 (op_iter_init_use): Likewise.
21841 (op_iter_init_def): Likewise.
21842 (op_iter_next_vdef): Remove.
21843 (op_iter_next_mustdef): Likewise.
21844 (op_iter_init_vdef): Likewise.
21845 (compare_ssa_operands_equal): Likewise.
21846 (link_use_stmts_after): Handle vuse operand.
21847 (is_call_used): Use is_call_clobbered.
21848 (is_call_clobbered): Global variables are always call clobbered,
21849 query the call-clobbers bitmap.
21850 (mark_call_clobbered): Ignore global variables.
21851 (clear_call_clobbered): Likewise.
21852 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21853 virtual operands sanity check.
21854 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21856 (TARGET_MEM_REF): Remove TMR_TAG operand.
21857 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21858 Remove call-clobber related code.
21859 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21860 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21861 partitions or escape reason.
21862 (get_single_def_stmt, get_single_def_stmt_from_phi,
21863 get_single_def_stmt_with_phi): Remove.
21864 (dump_referenced_vars): Tidy.
21865 (get_ref_base_and_extent): Allow bare decls.
21866 (collect_dfa_stats): Adjust.
21867 * graphite.c (rename_variables_in_stmt): Adjust.
21868 (graphite_copy_stmts_from_block): Likewise.
21869 (translate_clast): Likewise.
21870 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21872 (translate_vuse_through_block): Use the oracle.
21873 (phi_translate_1): Adjust.
21874 (value_dies_in_block_x): Use the oracle. Cache the outcome
21876 (valid_in_sets): Check if the VUSE for
21877 a REFERENCE is available.
21878 (eliminate): Do not remove stmts during elimination,
21879 instead queue and remove them afterwards.
21880 (do_pre): Do not rebuild alias info.
21881 (pass_pre): Run TODO_rebuild_alias before PRE.
21882 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21883 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21884 (mark_all_v_defs_stmt): Remove.
21885 (mark_all_v_defs_seq): Adjust.
21886 (sra_replace): Likewise.
21887 (scalarize_use): Likewise.
21888 (scalarize_copy): Likewise.
21889 (scalarize_init): Likewise.
21890 (scalarize_ldst): Likewise.
21891 (todoflags): Remove.
21892 (tree_sra): Do not rebuild alias info.
21893 (tree_sra_early): Adjust.
21894 (pass_sra): Run TODO_update_address_taken before SRA.
21895 * tree-predcom.c (set_alias_info): Remove.
21896 (prepare_initializers_chain): Do not call it.
21897 (mark_virtual_ops_for_renaming): Adjust.
21898 (mark_virtual_ops_for_renaming_list): Remove.
21899 (initialize_root_vars): Adjust.
21900 (initialize_root_vars_lm): Likewise.
21901 (prepare_initializers_chain): Likewise.
21902 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21903 (may_propagate_copy_into_stmt): Likewise.
21904 (merge_alias_info): Do nothing for now.
21905 (propagate_tree_value_into_stmt): Adjust.
21906 (stmt_may_generate_copy): Likewise.
21907 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21908 not mark symbols for renaming.
21909 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21910 with the same statement, make sure to update the new pointed-to one.
21911 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21912 call statements, do not mark symbols for renaming.
21913 (mark_operand_necessary): Dump something.
21914 (ref_may_be_aliased): New function.
21915 (mark_aliased_reaching_defs_necessary_1): New helper function.
21916 (mark_aliased_reaching_defs_necessary): Likewise.
21917 (mark_all_reaching_defs_necessary_1): Likewise.
21918 (mark_all_reaching_defs_necessary): Likewise.
21919 (propagate_necessity): Do not process virtual PHIs. For
21920 non-aliased loads mark all reaching definitions as necessary.
21921 For aliased loads and stores mark the immediate dominating
21922 aliased clobbers as necessary.
21923 (visited): New global static.
21924 (perform_tree_ssa_dce): Free visited bitmap after propagating
21926 (remove_dead_phis): Perform simple dead virtual PHI removal.
21927 (remove_dead_stmt): Properly unlink virtual operands when
21929 (eliminate_unnecessary_stmts): Schedule PHI removal after
21931 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21932 (process_replaceable): Likewise.
21933 (find_replaceable_in_bb): Likewise.
21934 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21935 based on the single gimple vop.
21936 (verify_flow_insensitive_alias_info): Remove.
21937 (verify_flow_sensitive_alias_info): Likewise.
21938 (verify_call_clobbering): Likewise.
21939 (verify_memory_partitions): Likewise.
21940 (verify_alias_info): Likewise.
21941 (verify_ssa): Adjust..
21942 (execute_update_addresses_taken): Export. Update SSA
21943 manually. Optimize only when optimizing. Use a local bitmap.
21944 (pass_update_address_taken): Remove TODO_update_ssa, add
21946 (pass_update_address_taken): Just use TODO_update_address_taken.
21947 (init_tree_ssa): Do not initialize addressable_vars.
21948 (verify_ssa): Verify new VUSE / VDEF properties.
21949 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21950 Do not call verify_alias_info.
21951 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21952 Do not free the loaded and stored syms bitmaps. Reset the escaped
21953 and callused solutions. Do not free addressable_vars.
21954 Remove memory-tag related code.
21955 (warn_uninitialized_var): Aliases are always available.
21956 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21957 * lambda-code.c (can_put_in_inner_loop): Adjust.
21958 (can_put_after_inner_loop): Likewise.
21959 (perfect_nestify): Likewise.
21960 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21961 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21962 (vectorizable_conversion): Do not mark symbols for renaming.
21963 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21964 (expand_call_inline): Unlink the calls virtual operands before
21966 (tree_function_versioning): Do not call update_ssa if we are not
21967 updating clones. Simplify.
21968 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21969 (propagate_with_phi): Likewise..
21970 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21971 clobber code. Assert we are not aliased or global.
21972 * tree-flow.h: Include tree-ssa-alias.h
21973 (enum escape_type): Remove.
21974 (struct mem_sym_stats_d): Likewise.
21975 (struct mem_ref_stats_d): Likewise.
21976 (struct gimple_df): Add vop member. Remove global_var,
21977 call_clobbered_vars, call_used_vars, addressable_vars,
21978 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21979 escaped and callused members.
21980 (struct ptr_info_def): Remove all members, add points-to solution
21982 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21983 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21984 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21985 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21986 (tree-ssa-alias.o): Likewise.
21987 (toplev.o): Add tree-ssa-alias.h
21988 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21989 * gimple.c (gimple_set_bb): Fix off-by-one error.
21990 (is_gimple_reg): Do not handle memory tags.
21991 (gimple_copy): Also copy virtual operands.
21992 Delay updating the statement. Do not reset loaded and stored syms.
21993 (gimple_set_stored_syms): Remove.
21994 (gimple_set_loaded_syms): Likewise.
21995 (gimple_call_copy_skip_args): Copy the virtual operands
21996 and mark the new statement modified.
21997 * tree-ssa-structalias.c (may_alias_p): Remove.
21998 (set_uids_in_ptset): Take the alias set to prune with as
21999 parameter. Fold in the alias test of may_alias_p.
22000 (compute_points_to_sets): Compute whether a ptr is dereferenced
22001 in a local sbitmap.
22002 (process_constraint): Deal with &ANYTHING on the lhs, reject all
22003 other ADDRESSOF constraints on the lhs.
22004 (get_constraint_for_component_ref): Assert that we don't get
22005 ADDRESSOF constraints from the base of the reference.
22006 Properly generate UNKNOWN_OFFSET for DEREF if needed.
22007 (struct variable_info): Remove collapsed_to member.
22008 (get_varinfo_fc): Remove.
22009 (new_var_info): Do not set collapsed_to.
22010 (dump_constraint): Do not follow cycles.
22011 (dump_constraint_graph): Likewise.
22012 (build_pred_graph): Likewise.
22013 (build_succ_graph): Likewise.
22014 (rewrite_constraints): Likewise.
22015 (do_simple_structure_copy): Remove.
22016 (do_rhs_deref_structure_copy): Remove.
22017 (do_lhs_deref_structure_copy): Remove.
22018 (collapse_rest_of_var): Remove.
22019 (do_structure_copy): Re-implement.
22020 (pta_stats): New global variable.
22021 (dump_pta_stats): New function.
22022 (struct constraint_expr): Make offset signed.
22023 (UNKNOWN_OFFSET): Define special value.
22024 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22025 (solution_set_expand): New helper function split out from ...
22026 (do_sd_constraint): ... here.
22027 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22028 (do_ds_constraint): Likewise.
22029 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22030 and CALLUSED = *CALLUSED.
22031 (set_union_with_increment): Make inc argument signed.
22032 (type_safe): Remove.
22033 (get_constraint_for_ptr_offset): Handle unknown and negative
22035 (first_vi_for_offset): Handle offsets before start. Bail
22036 out early for offsets beyond the variable extent.
22037 (first_or_preceding_vi_for_offset): New function.
22038 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22039 Together with ESCAPED = *ESCAPED this properly computes reachability.
22040 (find_what_var_points_to): New function.
22041 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22042 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22043 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22044 pt_solutions_intersect): New functions.
22045 (compute_call_used_vars): Remove.
22046 (compute_may_aliases): New main entry into PTA computation.
22047 * gimple.h (gimple_p): New typedef.
22048 (struct gimple_statement_base): Remove references_memory_p.
22049 (struct gimple_statement_with_memory_ops_base): Remove
22050 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22052 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22053 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22054 gimple_set_references_memory): Remove.
22055 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22056 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22058 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22059 (verify_expr): Allow RESULT_DECL.
22060 (gimple_duplicate_bb): Do not copy virtual operands.
22061 (gimple_duplicate_sese_region): Adjust.
22062 (gimple_duplicate_sese_tail): Likewise.
22063 (mark_virtual_ops_in_region): Remove.
22064 (move_sese_region_to_fn): Do not call it.
22065 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22066 and pass_simple_dse.
22067 (execute_function_todo): Handle TODO_update_address_taken,
22068 call execute_update_addresses_taken for TODO_rebuild_alias.
22069 (execute_todo): Adjust.
22070 (execute_one_pass): Init dump files early.
22071 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22073 (create_general_new_stmt): Clear vops.
22074 * tree-ssa-reassoc.c (get_rank): Adjust.
22075 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22076 symbols for renaming.
22077 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22078 (PARAM_AVG_ALIASED_VOPS): Likewise.
22079 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22080 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22081 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22082 (operand_build_cmp, copy_virtual_operands,
22083 create_ssa_artificial_load_stmt, add_to_addressable_set,
22084 gimple_add_to_addresses_taken): Remove public functions.
22085 (unlink_stmt_vdef): New function.
22087 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22089 * config.gcc (powerpc-*-linux*): Merge variants.
22091 2009-04-02 Chao-ying Fu <fu@mips.com>
22092 James Grosbach <james.grosbach@microchip.com>
22094 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22095 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22097 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22098 keep_interrupts_masked_p, use_debug_exception_return_p.
22099 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22100 keep_interrupts_masked, use_debug_exception_return.
22101 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22102 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22104 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22105 (mips_print_operand): Process COP0 registers to print $0 .. $31
22106 correctly for GAS to process.
22107 (mips_interrupt_extra_call_saved_reg_p): New function.
22108 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22110 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22111 (mips_compute_frame_info): Add supports for interrupt context that
22112 includes doubleword accumulators and COP0 registers.
22113 (mips_for_each_saved_acc): New function.
22114 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22115 mips_for_each_saved_reg.
22116 (mips_save_reg): Save accumulators.
22117 (mips_kernel_reg_p): A new for_each_rtx callback.
22118 (mips_expand_prologue): Support interrupt handlers.
22119 (mips_restore_reg): Restore accumulators.
22120 (mips_expand_epilogue): Support interrupt handlers.
22121 (mips_can_use_return_insn): Return false for interrupt handlers.
22122 (mips_epilogue_uses): New function.
22123 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22124 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22125 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22126 cop0_move): New instructions.
22127 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22128 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22130 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22132 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22133 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22134 interrupt handlers, we use K0 as the temporary register.
22135 (EPILOGUE_USES): Change to a function call.
22136 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22137 handlers, we use K0 as the temporary register.
22139 * doc/extend.texi (Function Attributes): Document interrupt,
22140 use_shadow_register_set, keep_interrupts_masked,
22141 use_debug_exception_return for MIPS attributes.
22143 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22145 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22146 Remove a number of t-files from tmake_file.
22147 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22148 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22149 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22150 target_prototype, not TARGET_PROTOTYPE.
22151 (LINK_OS_GNU_SPEC): Define.
22152 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22153 and darwin-ldoubdle.c.
22155 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22158 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22159 (cpp_options): Ditto.
22160 (default_compilers): Ditto.
22161 (display_help): Ditto.
22162 (process_command): Ditto.
22163 (do_spec_1): Ditto.
22164 (set_input): Use lbasename instead of duplicate code.
22165 (save_temps_prefix): New static for -save-temps=obj.
22166 (save_temps_length): Ditto.
22168 * doc/invoke.texi (-save-temps=obj): Document new variant to
22169 -save-temps switch.
22171 2009-04-02 Jeff Law <law@redhat.com>
22173 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
22176 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22178 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
22179 * configure: Regenerated.
22181 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22183 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
22184 share the argument list.
22186 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22190 2009-02-12 Diego Novillo <dnovillo@google.com>
22192 * varpool.c (debug_varpool): New.
22193 * cgraph.h (debug_varpool): Declare.
22195 2009-04-02 Jan Hubicka <jh@suse.cz>
22197 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22200 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22202 * config/i386/i386.c (ix86_abi): Move initialization to ...
22203 (override_options): Here.
22205 2009-04-02 Christian Bruel <christian.bruel@st.com>
22207 * config/sh/sh.c (sh_dwarf_register_span): New function.
22208 (TARGET_DWARF_REGISTER_SPAN): Define.
22209 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
22211 2009-04-02 Ira Rosen <irar@il.ibm.com>
22213 PR tree-optimization/39595
22214 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
22215 interleaved loads group is not greater than the SLP group size.
22217 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22219 * builtins.c (is_builtin_name): New.
22220 (called_as_built_in): Use is_builtin_name.
22221 * tree.h (is_builtin_name): New.
22222 * varasm.c (incorporeal_function_p): Use is_builtin_name
22224 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22226 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22228 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22231 * c-decl.c (clone_underlying_type): Move this ...
22232 * c-common.c (set_underlying_type): ... here.
22233 Also, make sure the function properly sets TYPE_STUB_DECL() on
22234 the newly created typedef variant type.
22235 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22236 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22239 2009-04-02 Richard Guenther <rguenther@suse.de>
22241 PR tree-optimization/37221
22242 * tree-flow.h (degenerate_phi_result): Declare.
22243 * tree-ssa-dom.c (degenerate_phi_result): Export.
22244 * tree-scalar-evolution.c (analyze_initial_condition): If
22245 the initial condition is defined by a degenerate PHI node
22246 use the degenerate value.
22248 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22250 PR rtl-optimization/39588
22251 * combine.c (merge_outer_ops): Do not set the constant when this
22253 (simplify_shift_const_1): Do not modify it either in this case.
22255 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22257 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22258 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22260 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22263 * c-lex.c (interpret_float): Default (no suffix) is double.
22265 2009-04-1 Xinliang David Li <davidxl@google.com>
22267 * config/i386/i386.c (legitimate_constant_p): Recognize
22268 all one vector constant.
22270 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22272 * config/vax/vax.c: Add #includes to silence warnings.
22273 Change #include order to silence two warnings.
22275 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22277 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22278 (ASM_SPEC): Pass -k to the assembler for PIC code.
22280 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22282 * config.gcc: Add vax-*-linux* to the switch.
22283 * config/vax/linux.h: New file. (TARGET_VERSION,
22284 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22286 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22288 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22289 Use predicate macros instead of GET_CODE() == foo.
22290 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22291 ashlsi3, rotrsi3, <unnamed>): Likewise.
22293 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22295 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22296 jbbccihi, jbbccisi): Remova trailing whitespace.
22297 * config/vax/constraints.md: Likewise.
22298 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22299 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22300 * config/vax/predicates.md: Likewise.
22301 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22302 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22303 * config/vax/vax.h: Likewise.
22304 * config/vax/vax.md (nonlocal_goto): Likewise.
22306 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22308 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22309 (indirectable_address_p, adjacent_operands_p): Add spaces around
22311 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22313 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22315 * config/vax/vax.c (legitimate_constant_address_p,
22316 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22317 index_term_p, reg_plus_index_p, legitimate_address_p,
22318 vax_mode_dependent_address_p): Update comments to match functions
22319 modified by the recent int->bool conversion.
22321 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22323 * config/vax/builtins.md: Update copyright message.
22324 * config/vax/constraints.md: Likewise.
22325 * config/vax/netbsd-elf.h: Likewise.
22326 * config/vax/predicates.md: Likewise.
22327 * config/vax/vax-protos.h: Likewise.
22328 * config/vax/vax.c: Likewise.
22329 * config/vax/vax.h: Likewise.
22330 * config/vax/vax.md: Likewise.
22331 * config/vax/vax.opt: Likewise.
22333 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22335 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22336 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22337 * config/vax/constraints.md (B, R): Likewise.
22338 * config/vax/predicates.md (external_memory_operand,
22339 nonimmediate_addsub_di_operand): Likewise.
22340 * config/vax/vax.c (vax_output_int_add): Likewise.
22341 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22342 untyped_call): Likewise.
22344 2009-04-01 Matt Thomas <matt@3am-software.com>
22346 * config/vax/predicates.md: New file.
22347 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22348 external_const_operand, nonsymbolic_operand, external_memory_operand,
22349 indirect_memory_operand, indexed_memory_operand,
22350 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22351 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22353 * config/vax/constraints.md: New file.
22354 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22356 * config/vax/builtins.md: New file.
22357 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22358 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22360 * config/vax/vax.opt (mqmath): Add option.
22361 * config/vax/vax.md (isfx): Extend with DI.
22362 (VAXintQH, VAXintQHSD): Define.
22363 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22364 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22365 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22366 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22367 (movdi): Update constraints and use vax_output_int_move().
22368 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22369 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22370 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22371 nonlocal_goto): New.
22372 (mov<mode>): Extend accepted operand types.
22373 (subdi3_old): Rename from subdi3, change update constraints and use
22374 a new implementation.
22375 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22376 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22377 MOVE_RATIO, CLEAR_RATIO): Define.
22378 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22379 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22380 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22381 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22382 (split_quadword_operands): Make static and really allow variable
22384 (print_operand_address): Update for PIC generation.
22385 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22386 indexable_address_p, fixup_mathdi_operand,
22387 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22388 (vax_float_literal, legitimate_constant_p,
22389 indirectable_constant_address_p, index_term_p,
22390 reg_plus_index_p): Return bool instead of int.
22391 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22393 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22395 (vax_output_conditional_branch): Indent.
22396 (legitimate_constant_address_p, indirectable_constant_address_p,
22397 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22398 vax_mode_dependent_address_p): Return bool instead of int, update for
22400 * config/vax/vax-protos.h (legitimate_constant_address_p,
22401 legitimate_constant_p, legitimate_address_p,
22402 vax_mode_dependent_address_p): Change declaration to bool.
22403 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22404 vax_expand_addsub_di_operands, vax_output_int_subtract,
22405 vax_output_movmemsi): Declare.
22406 (split_quadword_operands, vax_float_literal): Delete declaration.
22407 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22408 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22409 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22410 ASM_OUTPUT_DWARF_PCREL): Define.
22411 (ASM_SPEC): Change definition to allow PIC generation.
22413 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22415 * doc/sourcebuild.texi: Update front-end requirements.
22417 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22420 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22421 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22422 (booldi3_internal3): Use boolean_or_operator instead of
22425 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22428 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22429 declarator whose size is not an integer constant expression but
22430 folds to an integer constant, then treat it as a constant
22433 2009-04-01 Richard Guenther <rguenther@suse.de>
22435 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22436 i * 4 + 2 to (i * 2 + 1) * 2.
22438 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22441 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22442 return if c_parser_asm_string_literal returned NULL.
22444 2009-04-01 Nick Clifton <nickc@redhat.com>
22446 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22448 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22449 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22450 other typedefs to avoid conflicts with libgcc2.c. Define labels
22451 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22453 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22454 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22457 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22459 * varasm.c (default_function_rodata_section): Declare DOT as
22462 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22463 Andrey Galkin <agalkin@hypercom.com>
22466 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22467 Make object_name unique for each process.
22469 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22472 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22473 addressable variables in the parallel that could go out of scope while
22474 running queued tasks.
22476 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22478 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22479 (CASE_VALUES_THRESHOLD): Redefine.
22480 * config/avr/avr.c (avr_override_options): Remove initialization of
22481 avr_case_values_threshold variable.
22482 (avr_case_values_threshold): Remove variable. Add new function.
22483 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22484 * config/avr/avr.opt (mno-tablejump): Remove option.
22485 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22487 2009-04-01 DJ Delorie <dj@redhat.com>
22489 * varasm.c (default_function_rodata_section): Don't assume
22490 anything about where the first '.' in the section name is.
22492 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22494 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22495 rs6000_emit_stack_tie.
22497 2009-03-31 Ian Lance Taylor <iant@google.com>
22499 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22500 gimple_code with GIMPLE_RESX, not RESX.
22502 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22504 * c-common.c (c_get_ident): New.
22505 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22507 2009-04-01 Ben Elliston <bje@au.ibm.com>
22509 * config/rs6000/sysv4.opt (msdata): Improve option description.
22511 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22513 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22514 (divdf3_internal_lat): Remove.
22515 (divxf3_internal_lat): Remove.
22516 (divxf3_internal_thr): Remove.
22517 (divxf): Use divxf3_internal.
22518 * config/ia64/div.md (divsf3_internal_lat): New.
22519 (divdf3_internal_lat): New.
22520 (divxf3_internal): New.
22522 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22525 * Makefile.in (USE_GCC_STDINT): Define.
22526 (stmp-int-hdrs): Install stdint.h if applicable.
22527 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22529 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22530 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22531 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22532 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22533 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22534 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22535 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22536 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22537 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22538 (c_common_nodes_and_builtins): Initialize
22539 underlying_wchar_type_node. Do not initialize
22540 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22541 nodes for new types.
22542 (c_stddef_cpp_builtins): Define macros for new types.
22543 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22545 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22546 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22547 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22548 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22549 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22550 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22551 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22552 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22553 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22554 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22555 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22556 int16_type_node, int32_type_node, int64_type_node,
22557 uint8_type_node, uint16_type_node, c_uint32_type_node,
22558 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22559 int_least32_type_node, int_least64_type_node,
22560 uint_least8_type_node, uint_least16_type_node,
22561 uint_least32_type_node, uint_least64_type_node,
22562 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22563 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22564 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22565 uintptr_type_node): Define.
22566 * c-cppbuiltin.c (builtin_define_constants,
22567 builtin_define_type_minmax): New.
22568 (builtin_define_stdint_macros): Define more macros.
22569 (c_cpp_builtins): Define more limit macros.
22570 (type_suffix): New.
22571 (builtin_define_type_max): Define in terms of
22572 builtin_define_type_minmax. Remove is_long parameter. All
22574 * config.gcc (use_gcc_stdint): Define.
22575 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22576 Add newlib-stdint.h for generic targets.
22577 * config/glibc-stdint.h, config/newlib-stdint.h,
22578 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22579 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22580 * config/score/score.h (UINTPTR_TYPE): Define.
22581 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22582 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22583 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22584 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22585 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22586 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22587 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22588 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22589 * config/spu/spu.h (STDINT_LONG32): Define.
22590 * configure.ac (use_gcc_stdint): Substitute.
22591 * configure: Regenerate.
22592 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22593 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22594 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22595 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22596 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22597 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22598 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22599 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22600 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22601 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22602 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22603 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22604 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22605 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22606 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22607 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22608 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22609 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22610 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22611 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22612 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22613 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22614 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22615 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22616 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22617 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22618 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22619 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22620 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22622 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22624 * loop-iv.c (suitable_set_for_replacement): Renamed from
22625 simplify_using_assignment; changed to return bool and to accept new
22626 args DEST and SRC. Return true iff we find a source/destination pair
22627 that can be used to make a replacement, and fill SRC and DEST if so.
22628 Remove arg ALTERED. Don't deal with altered regs here. All callers
22630 (simplify_using_initial_values): Deal with altered regs here and track
22631 more precisely the effect they have on the validity of our expression.
22633 * loop-iv.c (simplify_using_condition): A condition of the form
22634 (EQ REG CONST) can be used to simply make a substitution.
22635 (simplify_using_initial_values): Keep track of conditions we have seen
22636 and keep using them to simplify new expressions, while applying the
22637 same substitutions to them as to the expression.
22639 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22640 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22643 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22644 changed. Use this when trying to improve the upper bound.
22645 Generate the comparison by using simplify_gen_relational.
22647 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22649 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22651 (simplify_using_assignment, simplify_using_initial_values): Call
22652 replace_in_expr to make replacements. Call replace_single_def_regs
22653 once on the initial version of the expression.
22655 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22658 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22660 2009-03-31 Richard Guenther <rguenther@suse.de>
22662 PR middle-end/31029
22663 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22664 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22666 2009-03-31 Richard Guenther <rguenther@suse.de>
22668 * tree.h (div_if_zero_remainder): Declare.
22669 * fold-const.c (div_if_zero_remainder): Export.
22670 * tree-ssa-forwprop.c
22671 (forward_propagate_addr_into_variable_array_index): Handle
22672 constant array index addition outside of the variable index.
22674 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22677 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22678 define_splits, floatunssi<mode>2): Require x87 conversions from
22679 DImode to be permitted.
22681 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22683 PR preprocessor/15638
22684 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22686 2009-03-31 Richard Guenther <rguenther@suse.de>
22688 PR middle-end/23401
22689 PR middle-end/27810
22690 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22691 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22692 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22693 a separate statement.
22694 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22695 (lookup_tmp_var): Likewise.
22696 (is_gimple_formal_tmp_or_call_rhs): Remove.
22697 (is_gimple_reg_or_call_rhs): Rename to ...
22698 (is_gimple_reg_rhs_or_call): ... this.
22699 (is_gimple_mem_or_call_rhs): Rename to ...
22700 (is_gimple_mem_rhs_or_call): ... this.
22701 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22702 DECL_GIMPLE_REG_P only if is_formal is true.
22703 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22704 for non-proper post-modify expression gimplification.
22705 (gimplify_self_mod_expr): For post-modify expressions gimplify
22706 the lvalue to a minimal lvalue.
22707 (rhs_predicate_for): Remove formal temp case.
22708 (gimplify_modify_expr_rhs): Likewise.
22709 (gimplify_addr_expr): Use is_gimple_reg.
22710 (gimplify_expr): Remove formal temp cases.
22711 (gimple_regimplify_operands): Likewise.
22712 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22713 and FILTER_EXPR like constants.
22714 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22716 (is_gimple_formal_tmp_rhs): Remove.
22717 (is_gimple_reg_rhs): Remove special casing.
22718 (is_gimple_mem_rhs): Fix.
22719 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22720 (is_gimple_formal_tmp_var): Remove.
22721 (is_gimple_formal_tmp_reg): Likewise.
22722 (is_gimple_min_lval): Allow invariant component ref parts.
22723 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22724 is_gimple_formal_tmp_reg): Remove declarations.
22725 * tree-cfg.c (verify_expr): Verify that variables with address
22726 taken do not have DECL_GIMPLE_REG_P set.
22727 * tree-mudflap.c (mf_build_check_statement_for): Use
22728 force_gimple_operand instead of gimplify_expr.
22730 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22732 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22733 schedulable rows to compute_split_row.
22735 2009-03-31 Ben Elliston <bje@au.ibm.com>
22738 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22741 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22743 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22744 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22745 * configure: Regenerate.
22746 * config.in: Regenerate.
22747 * config/rs6000/rs6000.opt (mtls-markers): Add.
22748 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22749 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22750 (tls_ld_aix, tls_ld_sysv): Likewise.
22751 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22752 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22754 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22756 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22758 2009-03-30 Jan Hubicka <jh@suse.cz>
22760 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22762 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22763 detection and label handling.
22765 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22767 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22768 left_conflicts_size.
22769 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22770 ALLOCNO_LEFT_CONFLICTS_SIZE.
22772 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22773 remove_allocno_from_bucket_and_push,
22774 allocno_spill_priority_compare, push_allocnos_to_stack,
22775 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22776 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22777 (setup_allocno_left_conflicts_num): Ditto. Rename to
22778 setup_allocno_left_conflicts_size.
22779 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22780 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22781 setup_allocno_left_conflicts_size instead of
22782 setup_allocno_left_conflicts_num.
22784 * ira-build.c (ira_create_allocno): Use
22785 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22786 ALLOCNO_LEFT_CONFLICTS_NUM.
22788 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22790 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22791 instead of DF_LR_OUT.
22793 * ira-lives.c (process_bb_node_lives): Ditto.
22795 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22796 instead of DF_LR_{OUT,IN}.
22798 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22800 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22802 2009-03-30 Jan Hubicka <jh@suse.cz>
22804 * except.c (label_to_region_map): Fix thinko.
22806 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22808 PR middle-end/38237
22809 * tree.h (tree_find_value): New declaration.
22810 * tree.c (tree_find_value): New function.
22811 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22813 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22816 * c-decl.c (struct c_binding): Add locus field.
22817 (bind): Add locus argument, set locus field from it.
22818 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22819 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22820 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22821 implicitly_declare, undeclared_variable, lookup_label,
22822 declare_label, c_make_fname_decl, c_builtin_function,
22823 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22826 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22829 * config/i386/i386.c (classify_argument): Check total size of
22832 2009-03-30 Martin Jambor <mjambor@suse.cz>
22834 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22835 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22836 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22839 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22840 seen_variable_array_ref while also traversing a union.
22842 * tree-inline.c (optimize_inline_calls): Do not call
22843 cgraph_node_remove_callees.
22844 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22845 (pass_remove_cgraph_callee_edges): New variable.
22846 * passes.c (init_optimization_passes): Add
22847 pass_remove_cgraph_callee_edges after early inlining and before all
22848 late intraprocedural passes.
22850 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22852 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22854 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22855 Fix typos in names.
22857 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22859 * combine.c (simplify_comparison): Use have_insn_for.
22860 * dojump.c (do_jump): Likewise.
22862 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22864 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22865 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22866 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22867 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22868 instead of sparc_compare_emitted.
22869 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22870 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22871 instead of sparc_compare_emitted.
22873 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22875 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22876 enter/exit cfglayout mode.
22877 (pass_partition_block): Require it.
22878 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22879 (combine_instructions): Track basic blocks instead of labels.
22880 (update_cfg_for_uncondjump): New.
22881 (try_combine): Use it. Update jumps after rescanning.
22882 (pass_combine): Require PROP_cfglayout.
22883 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22885 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22887 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22888 Provide/destroy PROP_cfglayout respectively.
22889 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22890 * tree-pass.h (PROP_cfglayout): New.
22892 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22894 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22895 fold_convert_const_fixed_from_fixed,
22896 fold_convert_const_fixed_from_int,
22897 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22898 set TREE_CONSTANT_OVERFLOW.
22899 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22900 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22902 2009-03-30 Ira Rosen <irar@il.ibm.com>
22904 * tree-vect-loop-manip.c: New file.
22905 * tree-vectorizer.c: Update documentation and included files.
22906 (vect_loop_location): Make extern.
22907 (rename_use_op): Move to tree-vect-loop-manip.c
22908 (rename_variables_in_bb, rename_variables_in_loop,
22909 slpeel_update_phis_for_duplicate_loop,
22910 slpeel_update_phi_nodes_for_guard1,
22911 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22912 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22913 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22914 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22915 find_loop_location): Likewise.
22916 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22917 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22918 get_vectype_for_scalar_type, vect_is_simple_use,
22919 supportable_widening_operation, supportable_narrowing_operation):
22921 (bb_in_loop_p): Move to tree-vect-loop.c.
22922 (new_loop_vec_info, destroy_loop_vec_info,
22923 reduction_code_for_scalar_code, report_vect_op,
22924 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22925 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22926 (vect_supportable_dr_alignment): Likewise.
22927 * tree-vectorizer.h (tree-data-ref.h): Include.
22928 (vect_loop_location): Declare.
22929 Reorganize function declarations according to the new file structure.
22930 * tree-vect-loop.c: New file.
22931 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22932 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22933 * tree-vect-data-refs.c: New file.
22934 * tree-vect-patterns.c (timevar.h): Don't include.
22935 * tree-vect-stmts.c: New file.
22936 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22937 tree-vect-slp.c, tree-vect-loop.c.
22938 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22939 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22940 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22941 (tree-vect-analyze.o): Remove.
22942 (tree-vect-transform.o): Likewise.
22943 (tree-vect-data-refs.o): Add rule.
22944 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22945 tree-vect-slp.o): Likewise.
22946 (tree-vect-patterns.o): Remove redundant dependencies.
22947 (tree-vectorizer.o): Likewise.
22948 * tree-vect-slp.c: New file.
22950 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22952 * optc-gen.awk: Warn if an option flag has multiple different
22955 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22957 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22958 -floop-block): Document dependences on PPL, CLooG and Graphite.
22960 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22962 PR rtl-optimization/323
22963 * c-common.c (c_fully_fold, convert_and_check,
22964 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22965 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22966 * c-common.def (EXCESS_PRECISION_EXPR): New.
22967 * c-cppbuiltin.c (builtin_define_float_constants): Define
22968 constants with enough digits for long double.
22969 * c-lex.c (interpret_float): Interpret constant with excess
22970 precision where appropriate.
22971 * c-opts.c (c_common_post_options): Set
22972 flag_excess_precision_cmdline. Give an error for
22973 -fexcess-precision=standard for C++ for processors where the
22974 option is significant.
22975 * c-parser.c (c_parser_conditional_expression): Handle excess
22976 precision in condition.
22977 * c-typeck.c (convert_arguments): Handle arguments with excess
22979 (build_unary_op): Move excess precision outside operation.
22980 (build_conditional_expr): Likewise.
22981 (build_compound_expr): Likewise.
22982 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22983 (build_modify_expr): Handle excess precision in RHS.
22984 (convert_for_assignment): Handle excess precision in converted
22986 (digest_init, output_init_element, process_init_element): Handle
22987 excess precision in initializer.
22988 (c_finish_return): Handle excess precision in return value.
22989 (build_binary_op): Handle excess precision in operands and add
22990 excess precision as needed for operation.
22991 * common.opt (-fexcess-precision=): New option.
22992 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22993 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22994 For standard excess precision, output explicit conversion to and
22995 truncation from XFmode.
22996 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22997 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22998 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22999 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
23000 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
23001 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
23002 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
23003 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
23004 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
23005 define_splits, sqrt<mode>2): Disable where appropriate for
23006 standard excess precision.
23007 * convert.c (convert_to_real): Do not shorten arithmetic to type
23008 for which excess precision would be used.
23009 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
23010 * doc/invoke.texi (-fexcess-precision=): Document option.
23011 (-mfpmath=): Correct index entry.
23012 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
23013 flag_excess_precision): New.
23014 * langhooks.c (lhd_post_options): Set
23015 flag_excess_precision_cmdline.
23016 * opts.c (common_handle_option): Handle -fexcess-precision=.
23017 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
23018 init_excess_precision): New.
23019 (lang_dependent_init_target): Call init_excess_precision.
23020 * tree.c (excess_precision_type): New.
23021 * tree.h (excess_precision_type): Declare.
23023 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23026 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23027 non-lvalue to component.
23029 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23031 PR preprocessor/34695
23032 * Makefile.in (c-opts.o): Depend on c-tree.h.
23033 * c-common.c: Move down include of diagnostic.h.
23034 (done_lexing, c_cpp_error): New.
23035 * c-common.h (done_lexing): Declare.
23036 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23038 * c-opts.c: Include c-tree.h.
23039 (c_common_init_options): Set preprocessor error callback.
23040 (c_common_handle_option): Do not set preprocessor
23041 inhibit_warnings, warnings_are_errors, warn_system_headers,
23042 pedantic_errors or inhibit_warnings flags.
23043 (c_common_post_options): Do not check cpp_errors (parse_in).
23044 (c_common_finish): Do not output dependencies if there were
23045 errors. Do not check return value of cpp_finish.
23046 * c-ppoutput.c (pp_file_change): Set input_location.
23047 * c-tree.h (c_cpp_error): Declare.
23048 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23050 (diagnostic_build_prefix): Check override_column.
23051 * diagnostic.h (diagnostic_info): Add override_column field.
23052 (diagnostic_override_column): Define.
23054 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23056 * c-common.c (c_expand_expr, c_staticp): Remove.
23057 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23058 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23059 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23060 * c-gimplify.c (gimplify_compound_literal_expr,
23061 optimize_compound_literals_in_ctor): Remove.
23062 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23063 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23064 * c-semantics.c (emit_local_var): Remove.
23066 * langhooks-def.h (lhd_expand_expr): Remove.
23067 * langhooks.c (lhd_expand_expr): Remove.
23068 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23070 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23071 handling from c-semantics.c; don't call into langhook.
23072 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23073 * gimplify.c (gimplify_compound_literal_expr,
23074 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23075 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23076 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23077 as was done in c-gimplify.c.
23078 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23079 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23080 Move from c-common.h.
23081 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23083 * tree.c (staticp): Do not call langhook.
23084 * langhooks.c (lhd_staticp): Delete.
23085 * langhooks-def.h (lhd_staticp): Delete prototype.
23086 (LANG_HOOKS_STATICP): Delete.
23087 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23089 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23090 instead of DECL_STMTs.
23092 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23100 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23102 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23103 contained expression.
23104 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23105 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23106 conditional expressions for C.
23107 (decl_constant_value_for_optimization): Move from
23108 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23109 whether optimizing and that the expression is a VAR_DECL not of
23110 array type instead of doing such checks in the caller. Do not
23111 check pedantic. Call gcc_unreachable for C++.
23112 * c-common.def (C_MAYBE_CONST_EXPR): New.
23113 * c-common.h (c_fully_fold, c_save_expr,
23114 decl_constant_value_for_optimization): New prototypes.
23115 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23116 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23117 EXPR_INT_CONST_OPERANDS): Define.
23118 * c-convert.c (convert): Strip nops from expression.
23119 * c-decl.c (groktypename): Take extra parameters expr and
23120 expr_const_operands. Update call to grokdeclarator.
23121 (start_decl): Update call to grokdeclarator. Add statement for
23122 expressions used in type of decl.
23123 (grokparm): Update call to grokdeclarator.
23124 (push_parm_decl): Update call to grokdeclarator.
23125 (build_compound_literal): Add parameter non_const and build a
23126 C_MAYBE_COSNT_EXPR if applicable.
23127 (grokdeclarator): Take extra parameters expr and
23128 expr_const_operands. Track expressions used in declaration
23129 specifiers and declarators. Fold array sizes and track whether
23130 they are constant expressions and whether they are integer
23131 constant expressions.
23132 (parser_xref_tag): Set expr and expr_const_operands fields in
23134 (grokfield): Update call to grokdeclarator.
23135 (start_function): Update call to grokdeclarator.
23136 (build_null_declspecs): Set expr and expr_const_operands fields in
23138 (declspecs_add_type): Handle expressions in typeof specifiers.
23139 * c-parser.c (c_parser_declspecs): Set expr and
23140 expr_const_operands fields for declaration specifiers.
23141 (c_parser_enum_specifier): Likewise.
23142 (c_parser_struct_or_union_specifier): Likewise.
23143 (c_parser_typeof_specifier): Likewise. Update call to
23144 groktypename. Fold expression as needed. Return expressions with
23145 type instead of adding statements.
23146 (c_parser_attributes): Update calls to c_parser_expr_list.
23147 (c_parser_statement_after_labels): Fold expression before passing
23148 to objc_build_throw_stmt.
23149 (c_parser_condition): Fold expression.
23150 (c_parser_asm_operands): Fold expression.
23151 (c_parser_conditional_expression): Use c_save_expr. Update call
23152 to build_conditional_expr.
23153 (c_parser_alignof_expression): Update call to groktypename.
23154 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23155 original_code. Fold expression argument of va_arg. Create
23156 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23157 argument to va_arg. Update calls to groktypename. Fold array
23158 index for offsetof. Verify that first argument to
23159 __builtin_choose_expr has integer type.
23160 (c_parser_postfix_expression_after_paren_type): Update calls to
23161 groktypename and build_compound_literal. Handle expressions with
23162 side effects in type name.
23163 (c_parser_postfix_expression_after_primary): Update call to
23164 c_parser_expr_list. Set original_code for calls to
23165 __builtin_constant_p.
23166 (c_parser_expr_list): Take extra parameter fold_p. Fold
23167 expressions if requested.
23168 (c_parser_objc_type_name): Update call to groktypename.
23169 (c_parser_objc_synchronized_statement): Fold expression.
23170 (c_parser_objc_receiver): Fold expression.
23171 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
23172 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
23173 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
23174 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
23175 (struct c_typespec): Add elements expr and expr_const_operands.
23176 (struct c_declspecs): Add elements expr and expr_const_operands.
23177 (groktypename, build_conditional_expr, build_compound_literal):
23179 (in_late_binary_op): Declare.
23180 * c-typeck.c (note_integer_operands): New function.
23181 (in_late_binary_op): New variable.
23182 (decl_constant_value_for_broken_optimization): Move to c-common.c
23183 and rename to decl_constant_value_for_optimization.
23184 (default_function_array_conversion): Do not strip nops.
23185 (default_conversion): Do not call
23186 decl_constant_value_for_broken_optimization.
23187 (build_array_ref): Do not fold result.
23188 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
23189 result when operand is a VLA.
23190 (c_expr_sizeof_type): Update call to groktypename. Handle
23191 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23192 result when operand names a VLA type.
23193 (build_function_call): Update call to build_compound_literal.
23194 Only fold result for calls to __builtin_* functions. Strip
23195 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23196 the function designator.
23197 (convert_arguments): Fold arguments. Update call to
23198 convert_for_assignment.
23199 (build_unary_op): Handle increment and decrement of
23200 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23201 decrement earlier. Fold operand of increment and decrement.
23202 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23203 built for integer operand. Wrap returns that are INTEGER_CSTs
23204 without being integer constant expressions or that have integer
23205 constant operands without being INTEGER_CSTs.
23206 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
23207 (build_conditional_expr): Add operand ifexp_bcp. Track whether
23208 result is an integer constant expression or can be used in
23209 unevaluated parts of one and avoid folding and wrap as
23210 appropriate. Fold operands before possibly doing -Wsign-compare
23212 (build_compound_expr): Wrap result for C99 if operands can be used
23213 in integer constant expressions.
23214 (build_c_cast): Update call to digest_init. Do not ignore
23215 overflow from casting floating-point constants to integers. Wrap
23216 results that could be confused with integer constant expressions,
23217 null pointer constants or floating-point constants.
23218 (c_cast_expr): Update call to groktypename. Handle expressions
23219 included in type name.
23220 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23221 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23222 Update calls to convert_for_assignment.
23223 (convert_for_assignment): Take new parameter
23224 null_pointer_constant. Do not strip nops or call
23225 decl_constant_value_for_broken_optimization. Set
23226 in_late_binary_op for conversions to boolean.
23227 (store_init_value): Update call to digest_init.
23228 (digest_init): Take new parameter null_pointer_constant. Do not
23229 call decl_constant_value_for_broken_optimization. pedwarn for
23230 initializers not constant expressions. Update calls to
23231 convert_for_assignment.
23232 (constructor_nonconst): New.
23233 (struct constructor_stack): Add nonconst element.
23234 (really_start_incremental_init, push_init_level, pop_init_level):
23235 Handle constructor_nonconst and nonconst element.
23236 (set_init_index): Call constant_expression_warning for array
23238 (output_init_element): Fold value. Set constructor_nonconst as
23239 applicable. pedwarn for initializers not constant expressions.
23240 Update call to digest_init. Call constant_expression_warning
23241 where constant initializers are required.
23242 (process_init_element): Use c_save_expr.
23243 (c_finish_goto_ptr): Fold expression.
23244 (c_finish_return): Fold return value. Update call to
23245 convert_for_assignment.
23246 (c_start_case): Fold switch expression.
23247 (c_process_expr_stmt): Fold expression.
23248 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23249 ensure statement expression is not evaluated in constant expression.
23250 (build_binary_op): Track whether results are integer constant
23251 expressions or may occur in such, disable folding and wrap results
23252 as applicable. Fold operands for -Wsign-compare warnings unless
23254 (c_objc_common_truthvalue_conversion): Handle results folded to
23255 integer constants that are not integer constant expressions.
23256 * doc/extend.texi: Document when typeof operands are evaluated,
23257 that condition of __builtin_choose_expr is an integer constant
23258 expression, and more about use of __builtin_constant_p in
23261 2009-03-29 Richard Guenther <rguenther@suse.de>
23263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23264 propagate addresses of array references.
23266 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23268 * regmove.c (perhaps_ends_bb_p): Remove.
23269 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23270 from INSN and check that the main loop stays within that basic block.
23271 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23272 (regmove_forward_pass): Split out from regmove_optimize. Use
23273 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23274 (regmove_backward_pass): Split out from regmove_optimize. Use
23275 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23276 (regmove_optimize): Simplify.
23278 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23281 * config/i386/i386.c (classify_argument): Ignore flexible array
23282 member in struct and warn ABI change.
23284 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23286 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23288 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23289 (ix86_adjust_cost): Updated.
23291 2009-03-29 Jan Hubicka <jh@suse.cz>
23293 PR middle-end/28850
23294 * tree-pass.h (pass_cleanup_eh): New function.
23295 (remove_unreachable_regions): Break code handling RTL
23296 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23297 that can not be reached by runtime.
23298 (can_be_reached_by_runtime): New function.
23299 (label_to_region_map): New function.
23300 (num_eh_regions): New function.
23301 (rtl_remove_unreachable_regions): New function.
23302 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23303 (remove_eh_region): New function.
23304 * except.h: Include sbitmap and vecprim.
23305 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23306 num_eh_regions): Declare.
23307 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23308 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23309 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23310 (tree_empty_eh_handler_p): New function.
23311 (cleanup_empty_eh): New function.
23312 (cleanup_eh): New function.
23313 (pass_cleanup_eh): New function.
23315 2009-03-29 Jan Hubicka <jh@suse.cz>
23317 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23318 for removed regions.
23320 2009-03-29 Jan Hubicka <jh@suse.cz>
23322 * except.c (dump_eh_tree): Dump all datastructures.
23324 2009-03-29 Jan Hubicka <jh@suse.cz>
23326 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23327 (duplicate_eh_regions_1): Likewise.
23328 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23329 vector; call EH verification.
23330 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23331 Be ready for region being removed.
23333 2009-03-29 Jan Hubicka <jh@suse.cz>
23335 * bitmap.c (bitmap_last_set_bit): New function.
23336 * bitmap.h (bitmap_last_set_bit): Declare.
23338 2009-03-29 David Ayers <ayers@fsfe.org>
23341 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23342 by calling objc_compare_types and surpress warnings about
23343 incompatible C pointers that are compatible ObjC pointers.
23345 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23347 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23348 call initialize_inline_failed.
23349 (initialize_inline_failed): Move it from here ...
23350 * cgraph.c (initialize_inline_failed): ... to here.
23351 (cgraph_create_edge): Call initialize_inline_failed rather than
23352 setting inline_failed directly.
23354 2009-03-29 Ben Elliston <bje@au.ibm.com>
23357 * sysv4.opt (msdata): Improve comment.
23358 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23359 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23361 2009-03-29 Ben Elliston <bje@au.ibm.com>
23364 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23365 load and store attributes.
23367 2009-03-29 Ben Elliston <bje@au.ibm.com>
23369 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23370 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23371 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23372 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23373 __builtin_infq and __builtin_huge_valq.
23375 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23377 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23379 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23380 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23382 2009-03-28 Xinliang David Li <davidxl@google.com>
23384 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23385 (do_dbg_cnt): New function.
23387 2009-03-28 Jan Hubicka <jh@suse.cz>
23389 Merge from pretty-ipa:
23391 2009-03-27 Jan Hubicka <jh@suse.cz>
23393 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23394 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23395 * passes.c (function_called_by_processed_nodes_p): New.
23396 * ipa-pure-const.c (check_call): Fix handling of operands.
23397 (analyze_function): Dump debug output for skipped bodies.
23398 (local_pure_const): Use function_called_by_processed_nodes_p.
23399 * dwarf2out.c (reference_to_unused): Use output.
23400 * passes.c (do_per_function_toporder): Likewise.
23402 2008-11-12 Jan Hubicka <jh@suse.cz>
23404 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23405 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23406 state_set_in_source enum
23407 (check_decl): Ignore memory tags; do not set fake looping flags;
23409 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23410 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23411 (check_call, analyze_function): Rewrite.
23413 (add_new_function): Update call of analyze_function.
23414 (generate_summary): Add call of analyze_function.
23415 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23416 (local_pure_const): New function.
23417 (pass_local_pure_const): New pass.
23418 * ipa-inline.c (inline_transform): Set after_inlining.
23419 * tree-eh.c (stmt_can_throw_external): New.
23420 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23421 work with aliasing built.
23422 * tree-flow.h (stmt_can_throw_external): New.
23423 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23424 and local pure/const pass in early and late optimization queue.
23426 2009-03-28 Martin Jambor <mjambor@suse.cz>
23428 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23430 (fold_binary): Allow function decl aligment consideration is the
23431 second argument is integer constant one.
23432 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23433 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23434 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23436 2009-03-28 Jan Hubicka <jh@suse.cz>
23438 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23439 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23440 * function.h (rtl_data): Add nothrow flag.
23441 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23442 set DECL_NOTHROW for AVAILABLE functions.
23444 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23446 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23447 following vector keyword has expansion starting with pixel or bool
23448 keyword, expand vector to __vector and pixel or bool to __pixel or
23452 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23453 warn_if_disallowed_function_p): Removed.
23454 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23455 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23456 warning_if_disallowed_function_p.
23457 * flags.h (warn_if_disallowed_function_p,
23458 warn_disallowed_functions): Removed.
23459 * common.opt (Wdisallowed-function-list=): Removed.
23460 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23462 2009-03-28 Richard Guenther <rguenther@suse.de>
23464 PR tree-optimization/38723
23465 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23468 2009-03-28 Jan Hubicka <jh@suse.cz>
23470 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23471 test introduced by my previous patch.
23473 2009-03-28 Richard Guenther <rguenther@suse.de>
23475 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23476 the PHIs value undefined.
23478 2009-03-28 Jan Hubicka <jh@suse.cz>
23480 * tree-pass.h (pass_fixup_cfg): New pass.
23481 * ipa-inline.c (inline_transform): Set
23482 always_inline_functions_inlined/after_inlining.
23483 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23484 (pass_fixup_cfg): New pass.
23485 * passes.c (init_optimization_passes): Add fixup_cfg.
23487 2009-03-28 Richard Guenther <rguenther@suse.de>
23489 PR tree-optimization/38458
23490 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23491 argument use the arguments copy-of value.
23493 2009-03-28 Richard Guenther <rguenther@suse.de>
23495 PR tree-optimization/38180
23496 * tree-ssa-ccp.c (get_default_value): Simplify.
23497 (likely_value): Likewise.
23498 (surely_varying_stmt_p): Properly handle VOP case.
23499 (ccp_initialize): Likewise.
23500 (ccp_fold): Handle propagating through *&.
23501 (fold_const_aggregate_ref): Also handle decls.
23503 2009-03-28 Jan Hubicka <jh@suse.cz>
23505 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23506 * cgraph.h (cgraph_node): Likewise.
23507 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23508 (cgraph_reset_node): Use process flag.
23509 (cgraph_mark_functions_to_output): Likewise.
23510 (cgraph_expand_function): Likewise.
23511 (cgraph_expand_all_functions): Likewise.
23512 (cgraph_output_in_order): Likewise.
23513 * dwarf2out.c (reference_to_unused): Likewise.
23514 * passes.c do_per_function_toporder): Likewise.
23516 2009-03-28 Jan Hubicka <jh@suse.cz>
23518 Bring from lto-branch:
23520 2008-09-03 Doug Kwan <dougkwan@google.com>
23522 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23523 enums instead of reason strings.
23524 * cgraph.c (cgraph_create_edge): Same.
23525 (cgraph_inline_failed_string): New function.
23526 * cgraph.h (cgraph_inline_failed_t): New enum type.
23527 (cgraph_inline_failed_string): New prototype.
23528 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23529 char pointer to cgraph_inline_failed_t.
23530 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23531 (cgraph_default_inline_p): Ditto.
23532 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23533 to cgraph_inline_failed_t pointer.
23534 * cif-code.def: New file.
23535 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23537 (cgraph_check_inline_limits): Change type of REASON to pointer to
23538 cgraph_inline_failed_t. Replace reason strings with enums.
23539 (cgraph_default_inline_p): Ditto.
23540 (cgraph_recursive_inlining_p): Ditto.
23541 (update_caller_keys): Change type of FAILED_REASON to
23542 cgraph_inline_failed_t.
23543 (cgraph_set_inline_failed): Change type of REASON to pointer to
23544 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23545 convert enums to strings for text output.
23546 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23547 to be of type cgraph_inline_failed_t. Replace reason strings with
23548 enums. Call cgraph_inline_failed_string to covert enums
23549 to strings for text output.
23550 (cgraph_decide_inlining): Replace reason strings with enums.
23551 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23552 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23554 * tree-inline.c (expand_call_inline): Change type of REASON
23555 to cgraph_inline_failed_t. Replace reason strings with enums.
23556 Call cgraph_inline_failed_string for text output.
23557 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23560 2009-03-28 Jan Hubicka <jh@suse.cz>
23562 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23563 cgraph_clone_node): Remove master clone handling.
23564 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23565 * cgraph.h (master_clone): Remove.
23566 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23567 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23568 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23570 2009-03-28 Jan Hubicka <jh@suse.cz>
23572 * cgraph.c (cgraph_function_body_availability): Functions declared
23573 inline are always safe to assume that it is not going to be replaced.
23575 2009-03-28 Richard Guenther <rguenther@suse.de>
23577 PR tree-optimization/38513
23578 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23579 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23580 EXC_PTR_EXPR and FILTER_EXPR.
23581 (get_ref_from_reference_ops): Likewise.
23583 2009-03-28 Richard Guenther <rguenther@suse.de>
23585 PR tree-optimization/38968
23586 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23587 Use FLOOR_MOD_EXPR to compute misalignment.
23589 2009-03-28 Richard Guenther <rguenther@suse.de>
23591 PR tree-optimization/37795
23592 * tree.h (combine_comparisons): Declare.
23593 * fold-const.c (combine_comparisons): Export.
23594 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23596 (ifcombine_iforif): Use combine_comparisons.
23598 2009-03-28 Jan Hubicka <jh@suse.cz>
23600 * tree-eh.c (inlinable_call_p): New function.
23601 (make_eh_edges): Use it.
23602 (verify_eh_edges): Use it.
23603 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23604 * except.c (reachable_next_level): Add inlinable_function argument
23605 (sjlj_find_directly_reachable_regions): Update.
23606 (add_reachable_handler): Do not set saw_any_handlers.
23607 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23608 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23609 Add new inlinable call parameter.
23610 (can_throw_internal, can_throw_external): Update.
23611 * except.h (can_throw_internal_1, can_throw_external_1,
23612 foreach_reachable_handler): Update declaration.
23614 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23616 * config/arm/t-arm-coff, config/h8300/coff.h,
23617 config/i386/i386-aout.h, config/i386/i386-coff.h,
23618 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23619 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23620 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23621 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23622 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23623 sys-types.h: Remove.
23624 * Makefile.in: Remove protoize and fixproto support and references
23626 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23627 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23629 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23630 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23631 unprotoize$(exeext).
23632 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23633 (.PHONY): Don't depend on proto.
23634 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23635 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23636 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23637 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23638 build/gen-protos.o, build/scan.o, xsys-protos.h,
23639 build/fix-header$(build_exeext), build/fix-header.o,
23640 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23641 stmp-install-fixproto): Remove.
23642 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23643 SYSCALLS.c or fixproto files.
23644 (install-common): Don't install protoize.
23645 (install-headers-tar, install-headers-cpio, install-headers-cp):
23646 Don't depend on $(STMP_FIXPROTO).
23647 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23648 install fixproto files or write out fixproto settings.
23649 (uninstall): Don't uninstall protoize.
23650 * config.gcc (use_fixproto): Remove.
23651 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23652 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23653 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23654 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23655 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23656 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23657 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23658 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23659 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23660 * config/t-vxworks (STMP_FIXPROTO): Remove.
23661 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23662 STMP_FIXPROTO): Remove.
23663 * config.in, configure: Regenerate.
23664 * crtstuff.c (gid_t, uid_t): Don't undefine.
23665 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23666 (arm-*-coff, arm-*-aout: Remove target entries.
23667 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23668 Remove mention of AIX 4.1.
23669 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23670 * doc/invoke.texi (Running Protoize): Remove.
23671 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23672 (Protoize Caveats): Remove.
23673 * tsystem.h: Update comments on headers assumed to exist.
23675 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23677 * genautomata.c: Add a new year to the copyright. Add a new
23679 (struct insn_reserv_decl): Add comments for member bypass_list.
23680 (find_bypass): Remove.
23681 (insert_bypass): New.
23682 (process_decls): Use insert_bypass.
23683 (output_internal_insn_latency_func): Output all bypasses with the
23684 same input insn in one switch case.
23686 * rtl.def (define_bypass): Describe bypass choice.
23687 * doc/md.texi (define_bypass): Ditto.
23689 2009-03-27 Richard Guenther <rguenther@suse.de>
23691 * gimplify.c (mark_addressable): Export.
23692 * tree-flow.h (mark_addressable): Declare.
23693 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23694 * tree-ssa.c (verify_phi_args): Verify that address taken
23695 variables have TREE_ADDRESSABLE set.
23697 2009-03-27 Richard Guenther <rguenther@suse.de>
23699 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23700 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23701 Do not mark decls TREE_ADDRESSABLE.
23702 (build_fold_addr_expr): Adjust.
23703 (fold_addr_expr): Remove.
23704 (fold_unary): Use build_fold_addr_expr.
23705 (fold_comparison): Likewise.
23706 (split_address_to_core_and_offset): Likewise.
23707 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23709 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23710 (gimplify_modify_expr_to_memcpy): Mark source and destination
23712 * omp-low.c (create_omp_child_function): Mark the object decl
23714 (lower_rec_input_clauses): Mark the var we take the address of
23716 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23718 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23720 PR middle-end/39315
23721 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23722 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23724 2009-03-27 Richard Guenther <rguenther@suse.de>
23726 PR tree-optimization/39120
23727 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23729 (handle_lhs_call): Process return constraints. Add escape
23730 constraints if necessary.
23731 (handle_const_call): Fill out return constraints. Make nested
23732 case more precise. Avoid consttmp if possible.
23733 (handle_pure_call): Fill out return constraints. Avoid
23734 callused if possible.
23735 (find_func_aliases): Simplify call handling.
23737 2009-03-27 Richard Guenther <rguenther@suse.de>
23739 PR tree-optimization/39120
23740 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23741 as a representative.
23742 (solve_graph): Do propagate CALLUSED.
23743 (handle_pure_call): Use a scalar constraint from CALLUSED for
23745 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23748 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23751 * c-common.c (handle_aligned_attribute): Properly check alignment
23752 overflow. Use (1U << i) instead of (1 << i).
23754 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23756 * expr.h (get_mem_align_offset): Updated.
23758 * tree.h (tree_decl_common): Change align to "unsigned int" and
23759 move it before pointer_alias_set.
23761 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23762 Jakub Jelinek <jakub@redhat.com>
23765 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23766 gr_register_operand with gr_reg_or_0_operand.
23767 (cmpxchg_rel_di): Likewise.
23768 (sync_lock_test_and_set<mode>): Likewise.
23770 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23772 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23773 (true_regnum): Likewise.
23775 * rtlanal.c (subreg_info): Moved to ...
23776 * rtl.h (subreg_info): Here. New.
23777 (subreg_get_info): New.
23779 * rtlanal.c (subreg_get_info): Make it extern.
23781 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23784 * config/i386/i386.c (ix86_abi): New.
23785 (override_options): Handle -mabi=.
23786 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23787 (ix86_call_abi_override): Likewise.
23788 (init_cumulative_args): Likewise.
23789 (function_arg_advance): Likewise.
23790 (function_arg_64): Likewise.
23791 (function_arg): Likewise.
23792 (ix86_pass_by_reference): Likewise.
23793 (ix86_function_value_regno_p): Likewise.
23794 (ix86_build_builtin_va_list_abi): Likewise.
23795 (setup_incoming_varargs_64): Likewise.
23796 (is_va_list_char_pointer): Likewise.
23797 (ix86_init_machine_status): Likewise.
23798 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23799 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23800 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23801 (ix86_function_abi): Make it static and return enum calling_abi.
23802 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23804 (ix86_fn_abi_va_list): Updated.
23806 * config/i386/i386.h (ix86_abi): New.
23807 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23808 (CONDITIONAL_REGISTER_USAGE): Likewise.
23809 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23810 (machine_function): Likewise.
23812 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23814 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23815 (STACK_BOUNDARY): Likewise.
23816 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23818 * config/i386/i386.opt (mabi=): New.
23820 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23821 return enum calling_abi.
23822 (ix86_function_type_abi): Likewise.
23823 (ix86_function_abi): Removed.
23825 * doc/invoke.texi: Document -mabi= option for x86.
23827 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23829 * builtins.c (real_dconstp): Delete.
23830 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23832 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23833 Jakub Jelinek <jakub@redhat.com>
23836 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23837 (gen_subprogram_die): When a function is explicit, generate the
23838 DW_AT_explicit attribute.
23839 * langhooks.h (struct lang_hooks_for_decls): Add
23840 function_decl_explicit_p langhook.
23841 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23842 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23844 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23846 * builtins.c (fold_builtin_memory_op): Optimize memmove
23847 into memcpy if we can prove source and destination don't overlap.
23849 * tree-inline.c: Include gt-tree-inline.h.
23850 (clone_fn_id_num): New variable.
23851 (clone_function_name): New function.
23852 (tree_function_versioning): Use it.
23853 * Makefile.in (GTFILES): Add tree-inline.c.
23855 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23857 * BASE-VER: Change to 4.5.0.
23859 2009-03-27 Xinliang David Li <davidxl@google.com>
23861 PR tree-optimization/39557
23862 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23864 2009-03-27 Xinliang David Li <davidxl@google.com>
23866 PR tree-optimization/39548
23867 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23870 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23872 * c-common.c (pointer_int_sum): Use %wd on return from
23875 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23877 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23878 on return from tree_low_cst.
23880 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23883 * ginclude/stdarg.h (va_copy): Define also for
23884 __GXX_EXPERIMENTAL_CXX0X__.
23886 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23889 * builtins.h (c_strlen): Do not warn here.
23890 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23891 * c-common.c (pointer_int_sum): Take an explicit location.
23892 Warn about offsets out of bounds.
23893 * c-common.h (pointer_int_sum): Adjust declaration.
23895 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23897 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23900 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23903 * opts.c (warn_if_disallowed_function_p): Don't assume
23904 get_callee_fndecl must return non-NULL.
23906 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23908 PR rtl-optimization/39522
23909 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23910 when reg_reloaded_valid is set.
23912 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23914 * config/spu/divv2df3.c: New file.
23915 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23916 (DPBIT_FUNCS): Filter out _div_df.
23918 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23920 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23921 a jump insn, count that jump in the distance to the loop start.
23923 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23926 * config/sh/sh.c (calc_live_regs): Fix condition for global
23927 registers except PIC_OFFSET_TABLE_REGNUM.
23929 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23932 * doc/invoke.texi (-mconsole): New.
23934 (-mno-cygwin): New.
23936 (-mnop-fun-dllimport): New.
23940 (sub section "i386 and x86-64 Windows Options"): New.
23942 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23944 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23945 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23947 2009-03-25 Richard Guenther <rguenther@suse.de>
23949 PR middle-end/39497
23950 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23953 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23955 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23956 neither of haifa/selective schedulers are working.
23958 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23960 * doc/invoke.texi (Debugging Options): Fix description of
23961 -fno-merge-debug-strings.
23963 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23965 * config/cris/libgcc.ver: New version-script.
23966 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23968 * configure.ac <GAS features, nop mnemonic>: Add pattern
23969 crisv32-*-* for "nop".
23970 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23971 * configure: Regenerate.
23973 2009-03-24 Ira Rosen <irar@il.ibm.com>
23975 PR tree-optimization/39529
23976 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23977 mark_sym_for_renaming for the tag copied to the new vector
23980 2009-03-24 Arthur Loiret <aloiret@debian.org>
23982 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23983 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23984 EXTRA_SPEC_FUNCTIONS.
23985 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23986 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23987 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23988 -march and -mtune options.
23990 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23992 * config/m68k/t-rtems: Add m5329 multilib.
23994 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23995 Jakub Jelinek <jakub@redhat.com>
23998 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
24001 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24004 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
24005 instead of c_parser_expression_conv, if original_code isn't one of the
24006 4 allowed comparison codes, fail.
24008 2009-03-23 Richard Guenther <rguenther@suse.de>
24010 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
24011 * tree.h (struct tree_type): Likewise.
24012 * reload.h (struct insn_chain): Likewise.
24013 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
24014 * function.h (struct function): Likewise.
24015 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
24017 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24019 PR tree-optimization/39516
24020 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24022 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24024 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24025 should be set true if BITS_PER_WORD of target is bigger than 32
24027 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24029 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24030 Translate -B-options to -rpath-link. Correct existing
24031 rpath-link and conditionalize on !nostdlib.
24033 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24035 * doc/extend.texi (Function Attributes, Variable Attributes):
24037 * doc/invoke.texi (Debugging Options, Optimize Options)
24038 (i386 and x86-64 Options, MCore Options): Likewise.
24040 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24043 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24044 it for block local namespace aliases.
24045 (gen_decl_die): Pass context_die to gen_namespace_die.
24047 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24050 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24051 minimum or maximum value.
24053 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24055 * reginfo.c (globalize_reg): Recompute derived reg sets.
24057 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24060 * libgcc2.c (mprotect): Do not use signed arguments for
24061 VirtualProtect, use DWORD arguments. Also fix the 'may
24062 be used uninitialized' warning for the np variable.
24064 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24067 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24068 functions using regparm calling conventions when not optimizing.
24069 (ix86_function_sseregparm): Similarly for sseregparm calling
24072 2009-03-19 Li Feng <nemokingdom@gmail.com>
24074 PR middle-end/39500
24075 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24076 dependence if the first conflict is after niter iterations.
24078 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24080 PR middle-end/38609
24081 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24082 functions with dynamic stack-pointer adjustments.
24084 2009-03-19 Ben Elliston <bje@au.ibm.com>
24086 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24087 option; change to -msdata=data.
24089 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24091 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24094 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24097 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24099 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24101 * doc/invoke.texi (Code Gen Options): Expand discussion of
24104 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24106 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24107 * matrix-reorg.c (struct matrix_info): Likewise.
24108 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24109 * rtl.h (struct mem_attrs): Likewise.
24110 * df.h (struct df): Likewise.
24111 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24112 * ira-int.h (struct ira_allocno): Likewise.
24113 * df-scan.c (struct df_collection_rec): Likewise.
24114 * ira.c (struct equivalence): Likewise.
24115 * function.c (struct temp_slot): Likewise.
24116 * cfgloop.h (struct loop): Likewise.
24119 * function.c (use_register_for_decl): When not optimizing, disregard
24120 register keyword for variables with types containing methods.
24122 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24124 PR middle-end/39447
24125 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24126 (is_simple_operand): Call contains_component_ref_p before calling data
24127 reference analysis that would fail on COMPONENT_REFs.
24129 * tree-vrp.c (search_for_addr_array): Fix formatting.
24131 2009-03-18 Richard Guenther <rguenther@suse.de>
24133 * tree-vect-transform.c (vect_loop_versioning): Fold the
24134 generated comparisons.
24135 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24136 (slpeel_tree_peel_loop_to_edge): Likewise.
24138 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24140 PR middle-end/37805
24141 * opts.c (print_specific_help): In addition to `undocumented',
24142 accept `separate' and `joined' flags if passed alone. Describe
24143 output by the first matched one of those.
24144 (common_handle_option): Skip over empty strings.
24145 * gcc.c (display_help): Fix help string for `--help='.
24146 * doc/invoke.texi (Option Summary, Overall Options): With
24147 `--help=', classes and qualifiers can both be repeated, but
24148 only the latter can be negated. One should not pass only
24149 negated qualifiers. Fix markup and examples.
24152 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24153 PR middle-end/37805
24154 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24155 and -fhelp=separate.
24157 2009-03-17 Jing Yu <jingyu@google.com>
24159 PR middle-end/39378
24160 * function.h (struct rtl_data): Move is_thunk from here...
24161 (struct function): ...to here.
24162 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24163 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24165 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
24167 (alpha_does_function_need_gp, alpha_start_function): Likewise.
24168 (alpha_output_function_end_prologue): Likewise.
24169 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
24170 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
24171 (rs6000_output_function_epilogue): Likewise.
24172 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
24174 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
24177 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
24178 from different units in a single alternative.
24179 (*truncdfsf_i387): Ditto.
24180 (*truncxfsf2_mixed): Ditto.
24181 (*truncxfdf2_mixed): Ditto.
24183 2009-03-17 Jakub Jelinek <jakub@redhat.com>
24185 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
24186 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
24189 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24190 unused non-artificial variables when not optimizing.
24193 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24194 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24195 NAMESPACE_DECL in its DECL_INITIAL.
24197 PR middle-end/39443
24198 * optabs.c (set_user_assembler_libfunc): New function.
24199 * expr.h (set_user_assembler_libfunc): New prototype.
24200 * c-common.c: Include libfuncs.h.
24201 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24202 for memcmp, memset, memcpy, memmove and abort.
24203 * Makefile.in (c-common.o): Depend on libfuncs.h.
24206 * dwarf2out.c (gen_inlined_enumeration_type_die,
24207 gen_inlined_structure_type_die, gen_inlined_union_type_die,
24208 gen_tagged_type_instantiation_die): Removed.
24209 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
24212 2009-03-17 Janis Johnson <janis187@us.ibm.com>
24215 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
24217 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
24218 (check-parallel-%): Ditto.
24219 (check-consistency): Ditto.
24221 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24223 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24224 local variable rhs by NULL_TREE.
24226 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24229 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24231 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24234 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24236 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24239 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24240 for ms->sysv ABI calls only in 64bit mode.
24242 * config/i386/i386.md (untyped_call): Support 32bit.
24244 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24246 * doc/extend.texi: Replace x86_65 with x86_64.
24248 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24250 PR tree-optimization/39455
24251 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24252 mismatches for POINTER_TYPE_P (type).
24253 (number_of_iterations_le): Likewise.
24255 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24257 * config/picochip/picochip.c: Removed profiling support.
24258 * config/picochip/picochip.md: Removed profiling instruction.
24259 * config/picochip/picochip.h: Removed profiling builtin.
24261 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24263 * doc/install.texi (--with-host-libstdcxx): Document.
24265 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24268 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24269 generate a warning if the function name does not begin with
24270 "__vector" and the function has either the 'signal' or 'interrupt'
24271 attribute, from here to ...
24272 (avr_declare_function_name): ...here. New function.
24273 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24274 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24276 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24279 * cse.c (fold_rtx): Don't modify original const_arg1 when
24280 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24281 separate variable instead.
24282 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24283 from out of range shift counts.
24284 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24286 2009-03-13 Catherine Moore <clm@codesourcery.com>
24288 * config/i386/x-mingw32 (host-mingw32.o): Replace
24289 diagnostic.h with $(DIAGNOSTIC_H).
24291 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24294 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24296 * config/i386/sync.md (sync_compare_and_swap<mode>,
24297 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24298 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24300 (sync_double_compare_and_swapdi_pic,
24301 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24302 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24304 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24307 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24309 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24312 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24313 (avx_addsubv4df3): Likewise.
24314 (*avx_addsubv4sf3): Likewise.
24315 (sse3_addsubv4sf3): Likewise.
24317 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24320 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24322 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24325 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24326 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24327 registers for allocnos created from user-defined variables.
24329 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24332 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24333 of non-integer mode as well.
24335 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24337 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24338 for functions for which the parameter types are unknown.
24340 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24343 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24344 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24345 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24346 * config/i386/i386.c (ix86_local_alignment): For
24347 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24348 long long variables on the stack to avoid dynamic realignment.
24349 Allow the first argument to be a decl rather than type.
24350 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24352 2009-03-11 Nick Clifton <nickc@redhat.com>
24355 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24357 Add description to mno-lsim option.
24358 * config/mcore/mcore.h: Remove comment about deprecated m4align
24360 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24361 * doc/invoke.texi: Add description of mno-lsim and
24362 mstack-increment options.
24364 * config/fr30/fr30.opt: Document the -mno-lsim option.
24365 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24366 and -mno-lsim options.
24368 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24370 * fold-const.c (fold_comparison): Only call fold_inf_compare
24371 if the mode supports infinities.
24373 2009-03-11 Jason Merrill <jason@redhat.com>
24376 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24377 end already did. Notice GIMPLE_CALL modifications of the result.
24378 Don't copy debug information from an ignored decl or a decl from
24381 2009-03-10 Richard Guenther <rguenther@suse.de>
24382 Nathan Froyd <froydnj@codesourcery.com>
24384 PR middle-end/37850
24385 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24386 (__divMODE3): Likewise.
24388 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24390 PR tree-optimization/39394
24391 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24392 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24394 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24396 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24397 inline asms for register asm ("") declarations.
24399 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24401 * fold-const.c (fold_unary): Fix comment.
24403 2009-03-07 Jan Hubicka <jh@suse.cz>
24406 * tree-inline.c (setup_one_parameter): Do replacement of const
24407 argument by constant in SSA form.
24409 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24411 PR middle-end/38028
24412 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24413 determine alignment passed to assign_stack_local.
24414 (assign_parms_unsplit_complex): Likewise.
24415 * except.c (sjlj_build_landing_pads): Likewise.
24417 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24419 PR middle-end/39360
24420 * tree-flow.h (add_referenced_var): Return bool instead of void.
24421 * tree-dfa.c (add_referenced_var): Return result of
24422 referenced_var_check_and_insert call.
24423 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24424 of referenced_var_check_and_insert.
24427 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24428 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24429 DIE, don't emit it if abstract origin already has it.
24430 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24431 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24433 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24435 * genpreds.c (needs_variable): Fix parentheses at variable name
24437 (write_tm_constrs_h): Indent generated code.
24439 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24441 * doc/extend.texi (Function Attributes): Add documentation
24442 for isr attributes.
24444 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24447 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24448 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24450 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24452 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24455 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24458 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24459 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24461 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24463 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24464 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24465 constants instead of magic numbers.
24466 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24468 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24469 (x86_64_ms_abi_int_parameter_registers): Ditto.
24470 (x86_64_int_return_registers): Ditto.
24471 (ix86_maybe_switch_abi): Ditto.
24472 (ix86_expand_call): Ditto for clobbered_registers array.
24473 (ix86_hard_regno_mode_ok): Ditto.
24474 (x86_extended_QIreg_mentioned_p): Ditto.
24476 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24478 PR tree-optimization/39349
24479 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24481 * combine.c (gen_lowpart_for_combine): Use omode when generating
24484 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24486 PR rtl-optimization/39235
24487 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24489 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24491 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24493 2009-03-04 Richard Guenther <rguenther@suse.de>
24495 PR tree-optimization/39362
24496 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24497 that occur in abnormal PHIs should be varying.
24499 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24501 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24503 (simple_iv): Take loop as an argument instead of statement.
24504 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24505 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24507 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24509 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24510 * matrix-reorg.c (analyze_transpose): Ditto.
24511 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24512 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24513 * tree-predcom.c (ref_at_iteration): Ditto.
24514 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24516 2009-03-04 Richard Guenther <rguenther@suse.de>
24518 PR tree-optimization/39358
24519 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24520 escaped_id and callused_id.
24521 (solve_graph): Likewise.
24523 2009-03-04 Richard Guenther <rguenther@suse.de>
24525 PR tree-optimization/39339
24526 * tree-sra.c (try_instantiate_multiple_fields): Make it
24527 no longer ICE on the above.
24529 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24531 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24532 that fits within Pmode.
24534 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24536 PR middle-end/10109
24537 * tm.texi (LIBCALL_VALUE): Update description.
24539 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24541 PR middle-end/34443
24542 * doc/extend.texi (section): Update description.
24544 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24546 PR middle-end/39345
24547 * tree-inline.c (remapped_type): New.
24548 (can_be_nonlocal): Call remapped_type instead of remap_type.
24550 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24553 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24554 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24556 2009-03-03 Richard Guenther <rguenther@suse.de>
24558 PR middle-end/39272
24559 * tree.c (tree_nonartificial_location): New function.
24560 * tree.h (tree_nonartificial_location): Declare.
24561 * builtins.c (expand_builtin_memory_chk): Provide location
24562 of the call location for artificial function pieces.
24563 (maybe_emit_chk_warning): Likewise.
24564 (maybe_emit_sprintf_chk_warning): Likewise.
24565 (maybe_emit_free_warning): Likewise.
24566 * expr.c (expand_expr_real_1): Likewise.
24568 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24570 PR tree-optimization/39343
24571 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24572 COMPONENT_REF t has ARRAY_TYPE.
24574 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24576 PR middle-end/39335
24577 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24578 when the type precision of the induction variable should be
24579 larger than the type precision of nit.
24580 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24581 * graphite.c (graphite_loop_normal_form): Same.
24582 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24584 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24586 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24587 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24588 numbers to describe clobbered registers.
24589 (*call_value_0_rex64_ms_sysv): Ditto.
24590 * config/i386/mmx.md (mmx_emms): Ditto.
24591 (mmx_femms): Ditto.
24593 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24595 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24598 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24600 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24601 (spu_section_type_flags): New function.
24603 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24605 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24606 reg_class_contents of FLOAT_REGS into a temporary.
24608 2009-03-02 Richard Guenther <rguenther@suse.de>
24609 Ira Rosen <irar@il.ibm.com>
24611 PR tree-optimization/39318
24612 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24613 information to the vectorized statement.
24615 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24617 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24618 variable. Use defined names instead of magic constants for REX SSE
24621 2009-03-01 Richard Guenther <rguenther@suse.de>
24623 PR tree-optimization/39331
24624 * omp-low.c (lower_send_shared_vars): Do not receive new
24625 values for the reference of DECL_BY_REFERENCE parms or results.
24627 2009-03-01 Jan Hubicka <jh@suse.cz>
24630 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24631 BLOCK_NONLOCALIZED_VAR): New macros.
24632 (tree_block): Add nonlocalized_vars.
24633 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24634 gen_decl_die): Add origin argument. Allow generation of die with
24635 origin at hand only.
24636 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24637 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24639 (gen_block_die): Fix checking for unused blocks.
24640 (process_scope_var): Break out from .... ; work with origins only.
24641 (decls_for_scope) ... here; process nonlocalized list.
24642 (dwarf2out_ignore_block): Look for nonlocalized vars.
24643 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24645 (dump_scope_block): Dump them.
24646 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24647 (remap_block): Likewise.
24648 (can_be_nonlocal): New predicate.
24649 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24651 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24653 * configure: Regenerate.
24655 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24657 * optc-gen.awk: No need to duplicate option flags twice.
24658 Reuse help texts for duplicate options which do not have any.
24660 * gcc.c (display_help): Document --version.
24662 * gcc.c (main): If print_help_list and verbose_flag, ensure
24663 driver output comes before subprocess output.
24665 * optc-gen.awk: Assign all remaining fields to help string,
24666 space-separated, for multi-line help in *.opt.
24668 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24669 -Wno-pedantic-ms-format is for MinGW targets only.
24671 * doc/options.texi (Option file format): Fix bad indentation,
24672 restoring dropped sentence.
24674 2009-02-28 Jan Hubicka <jh@suse.cz>
24676 * tree-inline.c (tree_function_versioning): Output debug info.
24678 2009-02-28 Jan Hubicka <jh@suse.cz>
24681 * tree-inline.c (setup_one_parameter): Do not copy propagate
24682 arguments when not optimizing.
24684 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24687 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24688 (avx_addsubv4df3): Likewise.
24689 (*avx_addsubv4sf3): Likewise.
24690 (sse3_addsubv4sf3): Likewise.
24691 (*avx_addsubv2df3): Likewise.
24692 (sse3_addsubv2df3): Likewise.
24693 (avx_unpckhps256): Correct item selectors.
24694 (avx_unpcklps256): Likewise.
24695 (avx_unpckhpd256): Likewise.
24696 (avx_unpcklpd256): Likewise.
24698 2009-02-28 Jan Hubicka <jh@suse.cz>
24700 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24702 (copy_arguments_for_versioning): If var is declared don't declare it.
24703 (tree_function_versioning): First setup substitutions and then copy
24706 2009-02-27 Jan Hubicka <jh@suse.cz>
24709 * cgraph.h (varpool_output_debug_info): Remove.
24710 * cgraphunit.c (varpool_output_debug_info): Remove.
24711 * dwarf2out.c (deferred_locations_struct): New struct
24712 (deferred_locations): New type.
24713 (deferred_locations_list): New static var.
24714 (deffer_location): New function.
24715 (gen_variable_die): Use it.
24716 (decls_for_scope): Output info on local static vars.
24717 (dwarf2out_finish): Process deferred locations.
24718 * varpool.c (varpool_output_debug_info): Remove.
24720 2009-02-27 Jan Hubicka <jh@suse.cz>
24723 * tree.h (TREE_PROTECTED): Fix comment.
24724 (BLOCK_HANDLER_BLOCK): Remove.
24725 (struct tree_block): Remove handler_block add body_block.
24726 (inlined_function_outer_scope_p): New.
24727 (is_body_block): Remove.
24728 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24729 * dwarf2out.c (is_inlined_entry_point): Remove.
24730 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24731 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24733 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24734 * gimplify.c (gimplify_expr): Gimplify body blocks.
24735 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24736 block with multiple subblocks.
24737 (dump_scope_block): Prettier output; dump more flags and info.
24738 (dump_scope_blocks): New.
24739 (remove_unused_locals): Use dump_scope_blocks.
24740 * tree-flow.h (dump_scope_blocks): Declare.
24741 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24742 * stmt.c (is_body_block): Remove.
24743 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24744 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24746 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24748 PR middle-end/39308
24749 * graphite.c (graphite_loop_normal_form): Do not call
24750 number_of_iterations_exit from a gcc_assert.
24752 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24754 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24755 jumps if COND is NULL.
24756 (find_cond_jump): New function.
24757 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24758 * config/s390/s390.md: Remove z10_cobra attribute value.
24760 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24762 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24763 force_const_mem returns NULL_RTX.
24765 2009-02-26 Jan Hubicka <jh@suse.cz>
24768 * cgraph.h (varpool_output_debug_info): Remove.
24769 * cgraphunit.c (varpool_output_debug_info): Remove.
24770 * dwarf2out.c (deferred_locations_struct): New struct
24771 (deferred_locations): New type.
24772 (deferred_locations_list): New static var.
24773 (deffer_location): New function.
24774 (gen_variable_die): Use it.
24775 (decls_for_scope): Output info on local static vars.
24776 (dwarf2out_finish): Process deferred locations.
24777 * varpool.c (varpool_output_debug_info): Remove.
24779 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24781 PR rtl-optimization/39241
24782 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24783 to subreg_offset_representable_p.
24785 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24787 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24788 execute function prototype. Get f and nregs from max_reg_num
24789 and get_insns. Remove the first backward pass as it's dead,
24790 guard the forward pass by flag_expensive_optimizations.
24791 (rest_of_handle_regmove): Delete.
24792 (pass_regmove): Replace it with regmove_optimize.
24794 2009-02-25 Martin Jambor <mjambor@suse.cz>
24796 PR tree-optimization/39259
24797 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24798 calls_alloca function flags.
24799 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24800 calls are detected.
24802 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24804 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24805 flags_set_1_rtx, flags_set_1_set): Delete.
24806 (regmove_optimize): Do not call mark_flags_life_zones.
24808 2009-02-24 Julian Brown <julian@codesourcery.com>
24811 * config/arm/arm.c (require_pic_register): Only set
24812 cfun->machine->pic_reg once per function.
24814 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24816 * doc/invoke.texi (Link Options): Document an easier way to pass
24817 options that take arguments to the GNU linker using -Xlinker and -Wl.
24819 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24822 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24824 2009-02-24 Richard Guenther <rguenther@suse.de>
24827 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24829 2009-02-24 Richard Guenther <rguenther@suse.de>
24830 Zdenek Dvorak <ook@ucw.cz>
24832 PR tree-optimization/39233
24833 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24834 from converting them to a generic type.
24836 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24838 PR tree-optimization/39260
24839 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24840 contains a condition with a real type.
24841 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24843 2009-02-23 Jason Merrill <jason@redhat.com>
24846 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24847 narrowing_initializer_constant_valid_p.
24848 (narrowing_initializer_constant_valid_p): Don't return
24849 null_pointer_node for adding a pointer to itself.
24851 2009-02-23 Jan Hubicka <jh@suse.cz>
24854 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24857 2009-02-23 Jan Hubicka <jh@suse.cz>
24859 PR tree-optimization/37709
24860 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24861 * tree.h (block_ultimate_origin): Declare.
24862 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24863 * tree-ssa-live.c (remove_unused_scope_block_p):
24864 Eliminate blocks containig no instructions nor live variables nor
24866 (dump_scope_block): New function.
24867 (remove_unused_locals): Enable removal of dead blocks by default;
24868 enable dumping at TDF_DETAILS.
24870 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24872 * config/i386/i386.c (classify_argument): Don't allow COImode
24874 (function_arg_advance_32): Don't allow OImode.
24875 (function_arg_32): Likewise.
24876 (function_value_32): Likewise.
24877 (return_in_memory_32): Likewise.
24878 (function_arg_64): Remove OImode comment.
24880 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24883 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24884 ix86_expand_vector_set for V4DImode in 64bit mode only.
24885 (ix86_expand_vector_init_one_var): Likewise.
24887 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24889 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24891 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24894 * loop-iv.c: Revert last change.
24895 * emit-rtl.c: Likewise.
24897 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24900 * config/i386/i386.c (type_natural_mode): Remove an extra
24901 space in the warning message.
24902 (function_value_32): Handle 32-byte vector modes.
24903 (return_in_memory_32): Likewise.
24905 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24907 * loop-iv.c (truncate_value): New function.
24908 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24910 (lowpart_subreg): Move to...
24911 * emit-rtl.c: ...here.
24913 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24915 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24916 accidental and undocumented change at revision 140860.
24918 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24920 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24921 take gimple_seq * arguments.
24922 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24923 types_compatible_p langhook.
24925 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24926 Joseph Myers <joseph@codesourcery.com>
24928 * config/arm/arm.c (arm_builtin_va_list): New function.
24929 (arm_expand_builtin_va_start): Likewise.
24930 (arm_gimplify_va_arg_expr): Likewise.
24931 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24932 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24933 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24934 (va_list_type): New variable.
24935 (arm_mangle_type): Mangle va_list_type appropriately.
24937 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24939 PR middle-end/39157
24940 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24941 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24942 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24943 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24944 parameter to 1000 for -O1 by default.
24945 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24947 * loop-invariant.c: Include params.h.
24948 (move_loop_invariants): Don't call move_single_loop_invariants on
24951 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24953 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24954 offset when calculating bounds for indexing stack_usage_map. Fixes
24955 a buffer overflow with certain target setups.
24957 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24960 * calls.c (expand_call): Clear try_tail_call if caller and callee
24961 disagree in promotion of function return value.
24963 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24966 * c-common.c (c_determine_visibility): If visibility changed and
24967 DECL_RTL has been already set, call make_decl_rtl to update symbol
24970 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24973 * varasm.c (assemble_variable): Don't check DECL_NAME when
24974 globalizing a variable.
24976 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24979 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24980 expression before any __builtin_trap call.
24981 * c-typeck.c (build_function_call): Convert and check function
24982 arguments before generating a call to a trap. Evaluate the
24983 function arguments before the trap.
24985 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24988 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24989 (UNSPEC_FXAM_MEM): New unspec.
24990 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24991 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24992 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24994 2009-02-19 Richard Guenther <rguenther@suse.de>
24996 PR tree-optimization/39207
24997 PR tree-optimization/39074
24998 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24999 storedanything_tree): New.
25000 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
25001 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
25002 (build_succ_graph): Add edges from STOREDANYTHING to all
25004 (init_base_vars): Initialize STOREDANYTHING.
25005 (compute_points_to_sets): Free substitution info after
25006 building the succ graph.
25007 (ipa_pta_execute): Likewise.
25009 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
25011 (do_ds_constraint): Do not add to special var or non-pointer
25013 (type_could_have_pointers): Split out from ...
25014 (could_have_pointers): ... here. For arrays use the element type.
25015 (create_variable_info_for): Initialize may_have_pointers.
25016 (new_var_info): Likewise.
25017 (handle_lhs_call): Make the HEAP variable unknown-sized.
25018 (intra_create_variable_infos): Use a type with pointers for
25019 PARM_NOALIAS, make it unknown-sized.
25021 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25024 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25026 2009-02-18 Jason Merrill <jason@redhat.com>
25029 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25030 value if DECL_EXTERNAL.
25031 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25032 * target.h (gcc_target::binds_local_p): Clarify "module".
25033 * tree.h (TREE_PUBLIC): Clarify "module".
25035 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25038 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25039 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25041 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25044 * c.opt (Wabi): Support C and ObjC.
25047 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25049 * config/i386/i386.c (classify_argument): Warn once about the ABI
25050 change when passing union with long double.
25052 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25054 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25057 * c-parser.c (c_parser_compound_statement): Always enter and leave
25060 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25063 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25065 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25067 PR tree-optimization/36922
25068 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25069 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25072 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25074 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25077 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25079 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25081 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25083 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25086 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25087 Richard Sandiford <rdsandiford@googlemail.com>
25089 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25090 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25091 (loongson_biadd): ...this.
25093 2009-02-17 Richard Guenther <rguenther@suse.de>
25095 PR tree-optimization/39202
25096 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25097 a var make sure to follow existing collapses.
25099 2009-02-17 Richard Guenther <rguenther@suse.de>
25101 PR middle-end/39214
25102 * langhooks.c (lhd_print_error_function): Check for NULL block.
25104 2009-02-17 Richard Guenther <rguenther@suse.de>
25106 PR tree-optimization/39204
25107 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25110 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25112 * config/soft-fp/double.h: Update from glibc CVS.
25114 2009-02-17 Richard Guenther <rguenther@suse.de>
25116 PR tree-optimization/39207
25117 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25118 strict-aliasing warnings for pointers pointing to NULL.
25120 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25123 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25124 skipping until next close brace.
25126 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25129 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25130 to function argument boundary.
25132 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25134 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25135 in the lea_add. Reload eventually constraints it properly.
25136 * config/picochip/constraints.md: Remove the target constraint
25137 "b", since it is not needed anymore.
25139 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25141 * gthr-dce.h: Uglify function parameter and local variable names.
25142 * gthr-gnat.h: Likewise.
25143 * gthr-mipssde.h: Likewise.
25144 * gthr-nks.h: Likewise.
25145 * gthr-posix95.h: Likewise.
25146 * gthr-posix.h: Likewise.
25147 * gthr-rtems.h: Likewise.
25148 * gthr-single.h: Likewise.
25149 * gthr-solaris.h: Likewise.
25150 * gthr-tpf.h: Likewise.
25151 * gthr-vxworks.h: Likewise.
25152 * gthr-win32.h: Likewise.
25154 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25157 * config/i386/i386.md: Restrict the new peephole2 to move
25158 between MMX/SSE registers.
25160 2009-02-15 Richard Guenther <rguenther@suse.de>
25163 2009-02-13 Richard Guenther <rguenther@suse.de>
25165 * configure.ac: Enable LFS.
25166 * configure: Re-generate.
25167 * config.in: Likewise.
25169 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25171 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
25172 spu_srqwbyte, spu_srqwbytebc): Define.
25173 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
25174 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
25175 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
25176 "shrqby_<mode>"): New insn-and-split patterns.
25177 * config/spu/spu.c (expand_builtin_args): Determine and return
25178 number of operands using spu_builtin_description data.
25179 (spu_expand_builtin_1): Use it.
25181 2009-02-13 Steve Ellcey <sje@cup.hp.com>
25184 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
25187 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25190 * config/i386/i386.c (override_options): Correct warning
25191 messages for -malign-loops, -malign-jumps and -malign-functions.
25193 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25196 * config/i386/i386.md: Restrict the new peephole2 to move
25197 between the general purpose registers.
25199 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25202 * config/i386/i386.c (type_natural_mode): Add a new argument.
25203 Return the original mode and warn ABI change if vector size is 32byte.
25204 (function_arg_advance): Updated.
25205 (function_arg): Likewise.
25206 (ix86_function_value): Likewise.
25207 (ix86_return_in_memory): Likewise.
25208 (ix86_sol10_return_in_memory): Likewise.
25209 (ix86_gimplify_va_arg): Likewise.
25210 (function_arg_32): Don't warn ABX ABI change here.
25211 (function_arg_64): Likewise.
25213 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
25215 * loop-iv.c (implies_p): In the final case, test that operands 0
25216 of the two comparisons match.
25218 * config/bfin/bfin.c (find_prev_insn_start): New function.
25219 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25220 (find_next_insn_start): Move.
25222 2009-02-13 Richard Guenther <rguenther@suse.de>
25224 * configure.ac: Enable LFS.
25225 * configure: Re-generate.
25226 * config.in: Likewise.
25228 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25231 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25232 sizes on syntax error after some arguments have been parsed.
25234 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25236 * doc/invoke.texi (-fira): Remove.
25238 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25240 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25241 * recog.c: Likewise.
25244 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25246 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25247 (umul_ppmm): Likewise.
25248 (count_leading_zeros): Likewise.
25249 (count_trailing_zeros): Likewise.
25250 (UMUL_TIME): Likewise.
25252 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25254 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25255 soft-fp/t-softfp to tmake_file.
25257 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25258 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25259 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25260 IA64_BUILTIN_INFQ]: New.
25261 (ia64_init_builtins): Initialize __builtin_infq,
25262 __builtin_fabsq and __builtin_copysignq if not HPUX.
25263 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25264 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25266 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25268 (__fixtfti): Likewise.
25269 (__fixunstfti): Likewise.
25270 (__floattitf): Likewise.
25272 * config/ia64/libgcc-glibc.ver: New.
25273 * config/ia64/t-fprules-softfp: Likewise.
25274 * config/ia64/sfp-machine.h: Likewise.
25276 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25277 (LIBGCC2_TF_CEXT): Likewise.
25278 (TF_SIZE): Likewise.
25279 (TARGET_INIT_LIBFUNCS): Likewise.
25281 * config/ia64/t-glibc (SHLINB_MAPFILES):
25282 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25284 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25286 * config/i386/i386.c (construct_container): Rewrite processing
25287 BLKmode with X86_64_SSE_CLASS.
25289 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25292 * config/i386/i386.md: Replace simplify_replace_rtx with
25293 replace_rtx in the new peephole2.
25295 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25297 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25298 loop unrolling do not happen at -O2.
25300 2009-02-12 Michael Matz <matz@suse.de>
25302 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25304 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25306 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25309 2009-02-12 Ben Elliston <bje@au.ibm.com>
25311 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25312 patterns when updating the back chain. Missed in the 2009-02-10
25315 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25317 * doc/extend.texi (Decimal Floating Types): Update identifier of
25318 draft TR and list of missing support.
25320 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25322 PR middle-end/39154
25323 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25324 bit to variable length decl's flags, add it also to its
25325 pointer replacement variable.
25327 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25328 Jakub Jelinek <jakub@redhat.com>
25331 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25332 (memory_blockage): New expander.
25333 (*memory_blockage): New insn pattern.
25334 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25335 instead of general blockage at the end of function prologue when
25336 frame pointer is used to access red zone area. Do not emit blockage
25337 when profiling, it is emitted in generic code.
25338 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25339 function epilogue when frame pointer is used to access red zone area.
25341 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25344 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25345 by arithmetic with memory operands.
25346 * config/i386/predicates.md (commutative_operator): New.
25348 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25350 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25353 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25355 * alias.h (record_alias_subset): Declare.
25356 * alias.c (record_alias_subset): Make global.
25358 2009-02-10 Nick Clifton <nickc@redhat.com>
25360 * tree-parloops.c: Change license to GPLv3.
25361 * ipa-struct-reorg.c: Change license to GPLv3.
25362 * ipa-struct-reorg.h: Change license to GPLv3.
25364 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25367 * c-decl.c (start_struct): Return NULL on error.
25369 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25371 PR middle-end/39124
25372 * cfgloopmanip.c (remove_path): Call remove_bbs after
25373 cancel_loop_tree, not before it.
25376 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25377 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25378 VAR_DECLs were seen.
25379 * tree-ssa-live.c (remove_unused_locals): Recompute
25380 cfun->has_local_explicit_reg_vars.
25381 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25382 copies or clearings if cfun->has_local_explicit_reg_vars.
25384 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25387 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25388 of function prologue when frame pointer is used to access
25391 2009-02-10 Richard Guenther <rguenther@suse.de>
25393 PR middle-end/39127
25394 * gimplify.c (gimple_regimplify_operands): Always look if
25395 we need to create a temporary.
25397 2009-02-10 Richard Guenther <rguenther@suse.de>
25399 PR tree-optimization/39132
25400 * tree-loop-distribution.c (todo): New global var.
25401 (generate_memset_zero): Trigger TODO_rebuild_alias.
25402 (tree_loop_distribution): Return todo.
25404 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25407 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25408 (x86_64_reg_class_name): Removed.
25409 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25410 first one isn't X86_64_SSE_CLASS or any other ones aren't
25411 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25412 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25413 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25414 and 3 X86_64_SSEUP_CLASS.
25415 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25416 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25418 2009-02-10 Ben Elliston <bje@au.ibm.com>
25420 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25421 form instruction to update the stack back chain word, even if the
25422 user has disabled the generation of update instructions.
25423 (movdi_<mode>_update_stack): New.
25424 (movsi_update_stack): Likewise.
25425 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25426 always use an update form instruction to update the stack back
25429 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25431 PR middle-end/38953
25432 * graphite.c (if_region_set_false_region): After moving a region in
25433 the false branch of a condition, remove the empty dummy basic block.
25434 (gloog): Remove wrong fix for PR38953.
25436 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25438 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25439 generation due to implicit sign extension.
25441 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25443 PR middle-end/38981
25444 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25445 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25447 2009-02-09 Richard Guenther <rguenther@suse.de>
25449 PR middle-end/35202
25450 * convert.c (convert_to_real): Disable (float)fn((double)x)
25451 to fnf(x) conversion if errno differences may occur and
25452 -fmath-errno is set.
25454 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25456 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25457 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25458 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25460 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25463 * c-common.c (handle_alias_attribute): Disallow attribute for
25464 anything not a FUNCTION_DECL or VAR_DECL.
25466 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25469 * real.c (do_compare): Special-case compare of zero against
25470 decimal float value.
25472 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25475 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25476 as indicating flexible array members unless the field itself is
25477 being declarared as the incomplete array.
25479 2009-02-06 Jan Hubicka <jh@suse.cz>
25481 PR tree-optimization/38844
25482 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25483 is already inlined.
25485 2009-02-06 Richard Guenther <rguenther@suse.de>
25487 PR middle-end/38977
25488 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25489 fork because we may expand it as __gcov_fork.
25491 2009-02-06 Nick Clifton <nickc@redhat.com>
25493 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25495 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25497 PR tree-optimization/35659
25498 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25499 vn_phi_eq): Shortcut if hashcode does not match.
25500 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25502 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25503 and avoid iterative_hash_expr.
25504 (FOR_EACH_VALUE_ID_IN_SET): New.
25505 (value_id_compare): Remove.
25506 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25507 sort expressions by value id.
25509 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25512 * config/sh/predicates.md (general_movsrc_operand): Don't check
25513 the subreg of system registers here.
25515 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25518 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25519 on the copied decl.
25521 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25523 PR rtl-optimization/39110
25524 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25525 addresses, not aligned ones.
25527 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25528 Richard Guenther <rguenther@suse.de>
25530 PR tree-optimization/39100
25531 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25532 comment says and add edges.
25534 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25537 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25538 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25540 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25542 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25543 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25544 register_bb_in_sese, new_sese, free_sese): Moved.
25545 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25546 outermost_loop_in_scop, build_scop_iteration_domain,
25547 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25548 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25549 Use loop_in_sese_p instead of loop_in_scop_p.
25550 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25551 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25552 (scopdet_basic_block_info): Fix bug in scop detection.
25553 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25554 eq_loop_to_cloog_loop): Remove.
25555 (nb_loops_around_loop_in_scop, nb_loop
25556 ref_nb_loops): Moved here...
25557 * graphite.h (ref_nb_loops): ... from here.
25558 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25559 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25560 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25562 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25563 Hans-Peter Nilsson <hp@axis.com>
25565 PR rtl-optimization/37889
25566 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25567 Move offset handling from PLUS to before the switch. Use new
25568 arguments when considering SYMBOL_REFs too.
25569 (rtx_addr_can_trap_p): Pass dummy offset and size.
25570 (enum may_trap_p_flags): Remove.
25571 (may_trap_p_1): Pass size from MEM_SIZE.
25573 PR rtl-optimization/38921
25574 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25575 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25576 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25577 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25579 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25581 AVX Programming Reference (January, 2009)
25582 * config/i386/sse.md (*vpclmulqdq): New.
25584 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25586 PR tree-optimization/38977
25587 PR gcov-profile/38292
25588 * calls.c (special_function_p): Disregard __builtin_ prefix.
25590 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25592 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25593 non-indexable addresses even before reload.
25595 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25598 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25599 as having variable size. Do not give an error for unnamed
25600 parameters with [*] declarators. Give a warning for type names
25601 with [*] declarators and mark them as variable size.
25602 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25603 for sizeof applied to [*] type names.
25605 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25608 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25610 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25612 * gcc.c (process_command): Update copyright notice dates.
25613 * gcov.c (print_version): Likewise.
25614 * gcov-dump.c (print_version): Likewise.
25615 * mips-tfile.c (main): Likewise.
25616 * mips-tdump.c (main): Likewise.
25618 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25621 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25622 for composite type involving a zero-length array type.
25624 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25627 * function.c (match_asm_constraints_1): Skip over
25628 initial optional % in the constraint.
25630 PR inline-asm/39059
25631 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25632 supported, don't accept FIXED_CSTs.
25633 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25634 and _Sat is used without _Fract/_Accum. Set specs->type to
25635 integer_type_node for cts_fract/cts_accum if fixed point is not
25638 2009-02-02 Catherine Moore <clm@codesourcery.com>
25640 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25642 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25644 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25645 (ABI_HAS_64BIT_SYMBOLS): Use it.
25646 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25648 2009-02-02 Paul Brook <paul@codesourcery.com>
25650 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25652 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25654 PR inline-asm/39058
25655 * recog.h (asm_operand_ok): Add constraints argument.
25656 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25657 recurse on matching constraint.
25658 (check_asm_operands): Pass constraints as 3rd argument to
25659 asm_operand_ok. Don't look up matching constraint here.
25660 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25663 2009-02-02 Ben Elliston <bje@au.ibm.com>
25665 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25666 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25668 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25670 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25671 information. Remove some obsolete information. Reorganize.
25673 * config/pa/fptr.c: Revert license to GPL 2.
25674 * config/pa/milli64.S: Likewise.
25676 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25679 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25680 LIBRARY name in, instead of hard-coding it.
25681 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25682 extra target make frag to tmake_files according to EH model.
25683 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25684 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25685 frags that define makefile variable EH_MODEL appropriately.
25686 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25687 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25688 to "-sjlj" according to type of EH configured.
25689 (LIBGCC_SONAME): Concatenate it to shared library base name.
25690 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25691 to "_sjlj" according to type of EH configured.
25692 (LIBGCC_SONAME): Concatenate it to shared library base name.
25693 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25694 (SHLIB_LINK): Add missing semicolon to if-else construct.
25695 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25696 string value of "pe_dll" command-line option.
25697 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25698 (SHLIB_SONAME): Use it when overriding t-cygming default.
25699 (SHLIB_IMPLIB): Override t-cygming default.
25700 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25701 string value of "pe_dll" command-line option.
25703 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25706 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25707 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25709 2009-01-31 Richard Guenther <rguenther@suse.de>
25711 PR tree-optimization/38937
25712 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25713 computing the transitive closure.
25715 2009-01-30 Richard Guenther <rguenther@suse.de>
25717 PR tree-optimization/39041
25718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25719 Propagate variable indices only if the types match for this stmt.
25721 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25724 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25725 inline but never defined.
25727 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25729 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25730 (*insv_h_di_reg_extimm): New insn.
25731 (*insv_l<mode>_reg_extimm): New insn.
25733 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25735 * config/picochip/picochip.c (flag_conserve_stack): set
25736 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25737 fconserve-stack. Reduce call-overhead used by inliner.
25739 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25742 * common.opt (flag_conserve_stack): Initialised to zero.
25744 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25747 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25748 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25751 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25753 * ira-color.c (allocno_reload_assign): Update comments.
25754 * regmove.c (regmove_optimize): Likewise.
25758 2009-01-29 Robert Millan <rmh@aybabtu.com>
25760 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25761 * config/i386/kopensolaris-gnu.h: New file. Undefine
25762 `MD_UNWIND_SUPPORT'.
25763 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25765 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25767 PR tree-optimization/39007
25768 * tree-loop-distribution.c (generate_builtin): Use
25769 recompute_dominator to compute the immediate dominator of the
25770 basic block just after the loop.
25772 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25774 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25775 (ASM_OUTPUT_DWARF_PCREL): Define.
25777 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25779 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25780 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25781 global. Modify entries about regmove and IRA.
25783 * ra-conflict.c: Remove the file.
25785 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25787 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25788 (pass_regclass_init): Rename to pass_reginfo_init.
25790 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25792 * toplev.h (flag_ira): Remove.
25794 * caller-save.c (setup_save_areas): Remove flag_ira.
25796 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25798 * global.c: Remove the file.
25800 * opts.c (decode_options): Remove flag_ira.
25802 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25804 * regmove.c: Modify file description.
25805 (find_use_as_address, try_auto_increment): Define them only if
25806 AUTO_INC_DEC is defined.
25807 (replacement_quality, replace_in_call_usage, fixup_match_1,
25808 stable_and_no_regs_but_for_p): Remove.
25809 (reg_set_in_bb): Make it static.
25810 (regmove_optimize): Remove flag_ira and code which worked for
25813 * local-alloc.c: Remove the file.
25815 * common.opt (fira): Remove.
25817 * ira.c: Include except.h.
25818 (eliminable_regset): Move from global.c.
25819 (mark_elimination): Ditto. Remove flag_ira.
25820 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25821 equiv_mem_modified, validate_equiv_mem_from_store,
25822 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25823 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25824 no_equiv, recorded_label_ref): Move from local-alloc.c.
25825 (update_equiv_regs): Ditto. Make it static.
25826 (print_insn_chain, print_insn_chains): Move it from global.c.
25827 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25828 (build_insn_chain): Ditto. Make it static.
25829 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25830 Rename to init_live_subregs.
25831 (gate_ira): Remove flag_ira.
25833 * regclass.c: Rename reginfo.c. Change file description.
25834 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25835 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25836 (init_reg_sets_1): Remove code for evaluation of
25837 reg_class_superclasses and losing_caller_save_reg_set.
25838 (init_regs): Remove init_reg_autoinc.
25839 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25840 ok_for_base_p_nonstrict): Remove.
25841 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25842 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25843 corresponding entries.
25844 (dump_regclass, record_operand_costs, scan_one_insn,
25845 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25846 record_address_regs, auto_inc_dec_reg_p): Remove.
25847 (gt-regclass.h): Rename to gt-reginfo.h.
25849 * rtl.h (dump_global_regs, retry_global_alloc,
25850 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25852 * Makefile.in (RA_H): Remove.
25853 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25854 Rename regclass.o to reginfo.o.
25855 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25857 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25858 (GTFILES): Rename regclass.c to reginfo.c.
25860 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25861 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25863 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25864 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25866 (finish_spills): Ditto. Remove code for !flag_ira.
25868 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25870 PR middle-end/35854
25871 * doc/invoke.texi (rtl debug options): Complete rewrite.
25872 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25874 * mode-switching.c (pass_mode_switching): Rename pass from
25875 "mode-sw" to "mode_sw".
25876 * except.c (pass_convert_to_eh_ranges): Rename pass from
25877 "eh-ranges" to "eh_ranges".
25878 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25882 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25883 Alexander Monakov <amonakov@ispras.ru>
25885 PR middle-end/38857
25886 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25888 (move_exprs_to_boundary): Change return type and pass through
25889 should_move from move_op. Relax assert. Update usage ...
25890 (schedule_expr_on_boundary): ... here. Use should_move instead of
25892 (move_op_orig_expr_found): Indicate that insn was disconnected from
25894 (code_motion_process_successors): Do not call after_merge_succs
25895 callback if original expression was not found when traversing any of
25897 (code_motion_path_driver): Change return type. Update prototype.
25898 (move_op): Update comment. Add a new parameter (should_move). Update
25899 prototype. Set *should_move based on indication provided by
25900 move_op_orig_expr_found.
25902 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25904 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25905 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25906 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25907 * config/rs6000/rs6000.c (rs6000_override_options): Default
25908 avoid-indexed-addresses on for Power6, off for everything else.
25909 (avoiding_indexed_address_p): New function.
25910 (rs6000_legitimize_address): Use it.
25911 (rs6000_legitimate_address): Likewise.
25912 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25914 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25916 PR tree-optimization/38997
25917 * tree-loop-distribution.c (generate_memset_zero): Use
25918 POINTER_PLUS_EXPR for a pointer addition.
25920 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25922 * config/s390/s390.md (bswap<mode>2): New pattern added.
25924 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25926 * config/s390/s390.md (*tls_load_31): Added type attribute.
25928 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25930 * config/s390/s390.md: Fix a few comments.
25932 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25934 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25935 (*tm<mode>_full): Fixed z10prop attribute.
25936 (*tst<mode>_extimm): Fixed z10prop attribute.
25937 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25938 (*tstqiCCT_cconly): Fixed z10prop attribute.
25939 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25940 (*movsi_larl): Fixed z10prop attribute.
25941 (*movsi_zarch): Fixed z10prop attribute.
25942 (*movsi_eas): Fixed z10prop attribute.
25943 (*movhi): Fixed z10prop attribute.
25944 (*movqi): Fixed z10prop attribute.
25945 (*movstrictqi): Fixed z10prop attribute.
25946 (*mov<mode>): Fixed z10prop attribute.
25947 (*movcc): Fixed z10prop attribute.
25948 (*sethighpartdi_64): Fixed z10prop attribute.
25949 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25950 (*negdi2_sign_cc): Fixed z10prop attribute.
25951 (*negdi2_sign): Fixed z10prop attribute.
25952 (*absdi2_sign_cc): Fixed z10prop attribute.
25953 (*absdi2_sign): Fixed z10prop attribute.
25954 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25955 (*negabsdi2_sign): Fixed z10prop attribute.
25956 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25957 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25958 (doloop_si64): Fixed z10prop attribute.
25959 (doloop_si31): Fixed z10prop attribute.
25960 (doloop_long): Fixed z10prop attribute.
25961 (indirect_jump): Fixed z10prop attribute.
25962 (nop): Fixed z10prop attribute.
25963 (main_base_64): Fixed z10prop attribute.
25964 (reload_base_64): Fixed z10prop attribute.
25966 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25968 PR rtl-optimization/38740
25969 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25971 * config/mips/mips.c (mips_reorg): Likewise.
25973 2009-01-28 Richard Guenther <rguenther@suse.de>
25975 PR tree-optimization/38926
25976 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25977 with the correct value id to a value.
25978 (do_regular_insertion): Use the value number of edoubleprime
25979 for the value number of the expr.
25982 2008-08-21 Richard Guenther <rguenther@suse.de>
25984 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25985 a PHI ask VN if it is already available.
25986 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25987 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25989 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25991 PR middle-end/38934
25992 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25993 set to varying whenever max has TREE_OVERFLOW set, similarly
25994 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25996 2009-01-28 Richard Guenther <rguenther@suse.de>
25998 PR middle-end/38908
25999 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
26000 uninitialized aggregate uses in call arguments.
26002 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
26004 PR tree-optimization/38984
26005 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
26006 the nothing_id variable if -fno-delete-null-pointer-checks.
26008 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
26011 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
26012 (set_got_offset_rex64): Ditto.
26014 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
26017 * doc/extend.texi: Improve local variable with asm reg.
26019 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26021 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26022 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26023 was not supplied then set warn_packed_bitfield_compat to the
26024 default value of 1.
26025 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26028 2009-01-27 Richard Guenther <rguenther@suse.de>
26030 PR tree-optimization/38503
26031 * cfgexpand.c (expand_gimple_basic_block): Ignore
26032 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26033 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26034 variables that cannot have TBAA applied.
26035 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26038 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26040 PR middle-end/38969
26041 * calls.c (initialize_argument_information): Do not wrap complex
26042 arguments in SAVE_EXPR.
26044 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26046 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26047 (INSTALL_LIBGCC): Revert typo commit.
26049 2009-01-26 Richard Guenther <rguenther@suse.de>
26051 PR tree-optimization/38745
26052 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26053 from special handling.
26055 2009-01-26 Richard Guenther <rguenther@suse.de>
26057 PR tree-optimization/38745
26058 * tree-ssa.c (execute_update_addresses_taken): Do not include
26059 variables that cannot possibly be a register in not_reg_needs.
26060 Do not clear TREE_ADDRESSABLE on vars that may not become
26062 * tree-ssa.c (update_alias_info_1): Include those in the set
26063 of addressable vars.
26065 2009-01-26 Richard Guenther <rguenther@suse.de>
26067 PR middle-end/38851
26068 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26069 * tree-ssa-dse.c: Include langhooks.h
26070 (execute_simple_dse): Remove stores with zero size.
26072 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26075 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26078 2009-01-24 Julian Brown <julian@codesourcery.com>
26080 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26081 config/arm/linux-atomic.c.
26082 * config/arm/linux-atomic.c: New.
26084 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26086 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26087 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26088 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26090 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26093 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26096 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26098 PR tree-optimization/38953
26099 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26100 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26101 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26102 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26105 2009-01-24 Paul Brook <paul@codesourcery.com>
26107 * config/arm/neon.md (neon_type): Move to arm.md.
26108 (neon_mov<VSTRUCT>): Add neon_type attribute.
26109 * config/arm/arm.md (neon_type): Move to here.
26110 (conds): Add "unconditioal" and use as default for NEON insns.
26112 2009-01-24 Ben Elliston <bje@au.ibm.com>
26114 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26115 void *' warning from -Wc++-compat.
26116 * Makefile.in (dominance.o-warn): Remove.
26118 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26120 PR tree-optimization/38932
26121 * fold-const.c (fold_unary_ignore_overflow): New.
26122 * tree.h (fold_unary_ignore_overflow): Declare.
26123 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26124 * tree-ssa-sccvn.c (visit_reference_op_load,
26125 simplify_unary_expression): Likewise.
26127 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26129 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26130 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26131 regardless of their type.
26132 * c-common.c (handle_packed_attribute): Don't ignore packed on
26134 * c.opt (Wpacked-bitfield-compat): New warning option.
26135 * stor-layout.c (place_field): Warn if offset of a field changed.
26136 * doc/extend.texi (packed): Mention the ABI change.
26137 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26138 (Warning Options): Add it to the list.
26140 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26142 * c-opts.c (c_common_post_options): Fix a typo in comments.
26144 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26146 PR middle-end/38615
26147 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26148 variables to static.
26149 * doc/invoke.texi (-fmerge-all-constants): Update description.
26151 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26154 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26155 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26157 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26159 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26161 (LOCAL_ALIGNMENT): Similarly.
26163 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26164 Joseph Myers <joseph@codesourcery.com>
26166 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
26167 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
26168 * config/arm/arm-tune.md: Regenerate.
26169 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
26172 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26174 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
26175 version number to five.
26177 2009-01-22 Dodji Seketeli <dodji@redhat.com>
26180 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
26181 * c-common.c (set_underlying_type): Likewise.
26182 (is_typedef_decl ): Likewise
26184 (set_underlying_type): Likewise.
26185 (is_typedef_type): Likewise.
26187 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
26189 PR middle-end/38587
26190 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26193 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26196 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26197 (LIBGCC_SPEC): Don't define.
26198 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26200 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26202 PR rtl-optimization/38879
26203 * alias.c (base_alias_check): Unaligned access via AND address can
26204 alias all surrounding object types except those with sizes equal
26205 or wider than the size of unaligned access.
26207 2009-01-21 Dodji Seketeli <dodji@redhat.com>
26210 * c-decl.c (clone_underlying_type): Move this ...
26211 * c-common.c (set_underlying_type): ... here.
26212 Also, make sure the function properly sets TYPE_STUB_DECL() on
26213 the newly created typedef variant type.
26214 (is_typedef_decl ): New entry point.
26215 * tree.h: Added a new member member_types_needing_access_check to
26216 struct tree_decl_non_common.
26217 (set_underlying_type): New entry point.
26218 (is_typedef_type): Likewise.
26220 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26222 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26223 Check whether two instructions have memory references that
26224 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26225 are helper functions for traversing.
26226 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26227 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26228 not to draw dependency edge for instructions with non-conflicting
26231 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26234 * longlong.h: Update copyright years. Use soft-fp license notice.
26235 Sync __clz_tab declaration with glibc.
26237 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26240 * doc/extend.texi (syscall_linkage): New.
26241 (version_id): Modify.
26243 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26244 Richard Guenther <rguenther@suse.de>
26246 PR tree-optimization/38747
26247 PR tree-optimization/38748
26248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26249 conversion if the base address is an indirect reference and the
26250 aliasing sets could cause issues.
26252 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26254 * common.opt (fgraphite, fgraphite-identity): Add comment for
26255 explaining why these options are not documented.
26257 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26259 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26260 gimple_call_lhs is NULL.
26262 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26265 * emit-rtl.c (adjust_address_1): Make sure memref is never
26268 2009-01-20 Ben Elliston <bje@au.ibm.com>
26270 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26271 const qualifier from arg parameter. Remove unnecessary cast to char *.
26272 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26273 const qualifier from arg 2.
26275 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26277 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26279 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26282 * rtl.h (reinit_regs): New prototype.
26283 * regclass.c: Include ira.h.
26284 (reinit_regs): New.
26285 * Makefile.in (regclass.o): Add ira.h.
26286 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26288 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26291 * c-common.c (handle_aligned_attribute): Use
26292 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26293 default alignment value.
26295 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26297 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26298 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26300 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26301 __BIGGEST_ALIGNMENT__.
26303 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26305 2009-01-18 Richard Guenther <rguenther@suse.de>
26307 PR tree-optimization/38819
26308 * tree-flow.h (operation_could_trap_helper_p): Declare.
26309 * tree-eh.c (operation_could_trap_helper_p): Export.
26310 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26311 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26312 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26313 are about to insert a possibly trapping instruction and fail
26316 2009-01-18 Andreas Schwab <schwab@suse.de>
26318 * doc/install.texi (Configuration): Remove obsolete paragraph
26319 about use of --with-gnu-ld with --with-gnu-as.
26321 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26323 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26324 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26325 Follow spelling conventions.
26327 2009-01-18 Ben Elliston <bje@au.ibm.com>
26329 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26330 C++ warning about implicit conversion from void * to struct
26332 (bitmap_obstack_free): Likewise for bitmap_element *.
26333 * Makefile.in (bitmap.o-warn): Remove.
26335 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26337 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26339 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26340 Tobias Grosser <tobi.grosser@amd.com>
26342 * graphite.c (graphite_trans_scop_block): Do not block single
26345 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26347 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26348 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26349 test with assertion.
26351 2009-01-16 Richard Guenther <rguenther@suse.de>
26353 PR tree-optimization/38835
26354 PR middle-end/36227
26355 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26356 and INT + PTR -> (INT)(PTR p+ INT) folding.
26357 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26359 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26362 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26363 the subreg from a lowpart subreg if it is also casting the value.
26365 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26366 Tobias Grosser <tobi.grosser@amd.com>
26368 * graphite.c (compare_prefix_loops): New.
26369 (build_scop_canonical_schedules): Rewritten.
26370 (graphite_transform_loops): Move build_scop_canonical_schedules
26371 after build_scop_iteration_domain.
26373 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26374 Tobias Grosser <tobi.grosser@amd.com>
26376 * graphite.c (add_conditions_to_domain): Add the loops to
26377 the dimension of the iteration domain. Do copy the domain
26378 only when it exists.
26379 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26380 (add_conditions_to_constraints): New.
26381 (can_generate_code_stmt, can_generate_code): Removed.
26382 (gloog): Do not call can_generate_code.
26383 (graphite_transform_loops): Call add_conditions_to_constraints
26384 after building the iteration domain.
26386 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26388 PR tree-optimization/38789
26389 * tree-ssa-threadedge.c
26390 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26391 __builtin_constant_p.
26393 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26395 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26396 examined before deleting them.
26398 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26400 * function.c (aggregate_value_p): Correctly extract the function
26401 type from CALL_EXPR_FN lookup.
26403 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26405 * config/picochip/picochip.c (picochip_override_options): Revert
26406 CFI asm flag disable commited previously.
26408 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26409 Tobias Grosser <tobi.grosser@amd.com>
26410 Jan Sjodin <jan.sjodin@amd.com>
26412 * graphite.c (scan_tree_for_params): On substractions negate
26413 all the coefficients of the term.
26414 (clast_to_gcc_expression_red): New. Handle reduction expressions
26415 of more than two operands.
26416 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26417 (get_vdef_before_scop): Handle also the case of default definitions.
26419 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26421 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26422 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26423 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26425 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26426 Joey Ye <joey.ye@intel.com>
26428 PR middle-end/37843
26429 * cfgexpand.c (expand_stack_alignment): Don't update stack
26430 boundary nor check incoming stack boundary here.
26431 (gimple_expand_cfg): Update stack boundary and check incoming
26432 stack boundary here.
26434 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26436 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26438 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26440 PR rtl-optimization/38245
26441 * calls.c (expand_call): Add stack arguments to
26442 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26443 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26444 in regs and partially in memory or BLKmode arguments.
26445 (emit_library_call_value_1): Add stack arguments to
26446 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26447 ACCUMULATE_OUTGOING_ARGS).
26448 * dce.c: Include tm_p.h.
26449 (find_call_stack_args): New function.
26450 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26452 (mark_insn): Call find_call_stack_args for CALL_Ps.
26453 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26454 forwards. Allocate and free arg_stores bitmap if needed, pass it
26455 down to deletable_insn_p, don't mark stores set in arg_stores
26456 bitmap, clear the bitmap at the beginning of each bb.
26457 * Makefile.in (dce.o): Depend on $(TM_P_H).
26459 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26462 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26463 to make sure the insn is a conditional test (bug 22599). Reformat a
26466 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26468 PR middle-end/38431
26469 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26470 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26471 (gloog): Do not call cleanup_tree_cfg.
26472 (graphite_transform_loops): Call cleanup_tree_cfg after all
26473 scops have been code generated.
26475 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26476 * doc/gty.texi (Invoking the garbage collector): Added new node
26477 and section documenting ggc_collect.
26479 2009-01-14 Richard Guenther <rguenther@suse.de>
26481 PR tree-optimization/38826
26482 PR middle-end/38477
26483 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26484 initialization notes only if we actually emitted a warning.
26485 (intra_create_variable_infos): Add constraints for a result decl
26486 that is passed by hidden reference.
26487 (build_pred_graph): Mark all related variables non-direct on
26490 2009-01-14 Nick Clifton <nickc@redhat.com>
26492 * ira-conflicts.c: Include addresses.h for the definition of
26494 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26495 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26497 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26500 * Makefile.in (ira-lives.o): Add except.h.
26502 * ira-lives.c: Include except.h.
26503 (process_bb_node_lives): Process can_throw_internal.
26505 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26507 PR rtl-optimization/38774
26508 * combine.c (simplify_set): When undoing cc_use change, don't do
26509 PUT_CODE on the newly created comparison, but instead put back the
26512 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26514 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26515 values. Remove duplicate arm8 entry.
26517 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26519 PR tree-optimization/38786
26520 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26521 the SSA_NAME case of expand_scalar_variables_expr.
26522 Set the type of an expression to the type of its assign statement.
26523 (expand_scalar_variables_expr): Also gather the scalar computation
26524 used to index the memory access. Do not pass loop_p.
26525 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26526 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26527 the gimple_stmt_iterator where it inserts new code.
26528 Do not pass loop_p.
26529 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26530 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26532 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26534 * graphite.h (debug_value): Removed.
26535 * graphite.c (debug_value): Removed.
26537 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26539 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26540 ldrd/strd with two 32-bit instructions.
26542 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26544 * config/arm/arm.c (struct processors): Pass for speed down into
26545 cost helper functions.
26546 (const_ok_for_op): Handle COMPARE and inequality nodes.
26547 (arm_rtx_costs_1): Rewrite.
26548 (arm_size_rtx_costs): Update prototype.
26549 (arm_rtx_costs): Pass speed down to helper functions.
26550 (arm_slowmul_rtx_costs): Rework cost calculations.
26551 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26552 (arm_9e_rtx_costs): Likewise.
26554 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26556 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26557 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26558 (alpha_legitimize_address): Do not split local symbols wider than
26559 UNITS_PER_WORD into HIGH/LO_SUM parts.
26561 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26564 * gcc.c (process_command): Replace call to execvp with calls
26565 to pex_one and exit.
26567 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26570 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26571 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26572 variant for devices with 3-byte PC.
26573 (__tablejump_elpm__): New.
26575 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26578 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26579 offsetof member-designator, handle it as `[0].'.
26581 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26583 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26584 function when not using named sections on targets with named sections
26585 if branch distance is less than 262132.
26587 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26589 * combine.c (combine_instructions): Recompute
26590 optimize_this_for_speed_p for each BB in the main combine loop.
26592 2009-01-12 Tomas Bily <tbily@suse.cz>
26595 * tree-loop-distribution.c (prop_phis): New function.
26596 (generate_builtin): Call prop_phis.
26598 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26600 PR tree-optimization/38807
26601 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26602 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26604 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26606 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26607 subreg of op0 to the original op0.
26609 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26611 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26613 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26616 * mips-tfile.c (parse_def): Fix parsing of def strings
26617 starting with digits.
26619 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26622 * config/arm/arm.c (arm_is_long_call_p): Don't call
26623 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26625 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26627 * regrename.c (regrename_optimize): Fix dumping.
26628 (find_oldest_value_reg): Preserve REG_POINTER.
26629 (copy_hardreg_forward_1): Likewise.
26631 2009-01-09 Diego Novillo <dnovillo@google.com>
26633 * gimple.h (struct gimple_statement_base) <uid>: Document
26634 the restrictions on its use.
26635 (gimple_uid): Tidy.
26636 (gimple_set_uid): Tidy.
26638 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26640 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26641 zero guard even if align_bytes != 0 and count is smaller than
26644 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26646 PR rtl-optimization/38495
26647 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26648 (add_range_and_copies_from_move_list): Print all added ranges.
26649 Add ranges to memory optimized destination.
26651 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26655 * config/i386/i386.c (override_options): Reject
26656 -mstringop-strategy=rep_8byte with -m32.
26657 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26658 to 1. Do count comparison against epilogue_size_needed at compile
26659 time even when count_exp was constant forced into register. For
26660 size_needed don't jump to epilogue, instead just avoid aligning
26661 and invoke the body algorithm. If need_zero_guard, add zero guard
26662 even if count is non-zero, but smaller than size_needed + number of
26663 bytes that could be stored for alignment.
26664 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26665 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26666 but smaller than size_needed + number of bytes that could be stored
26667 for alignment. Compare size_needed with epilogue_size_needed instead
26668 of desired_align - align, don't adjust size_needed, pass
26669 epilogue_size_needed to the epilogue expanders.
26672 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26674 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26676 * pa.c (last_address): Change to unsigned.
26677 (update_total_code_bytes): Change argument to unsigned. Don't
26678 check if insn addresses are set.
26679 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26680 addresses are not set.
26681 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26683 2009-01-09 Nick Clifton <nickc@redhat.com>
26685 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26686 DECL_DECLARED_INLINE_P.
26688 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26690 PR middle-end/38347
26691 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26692 GET_MODE (op0) in operand_subword_force calls.
26694 PR middle-end/38771
26695 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26696 fold_convert arg0 operands to TREE_TYPE (op0) first.
26698 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26700 * params.def (ira-max-conflict-table-size): Decrease default value
26703 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26705 PR tree-optimization/37031
26706 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26708 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26709 allocate it using gc instead of heap, use VEC_quick_push instead of
26711 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26712 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26713 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26714 allocated vector from heap allocated.
26715 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26716 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26717 vector only after perfect_loop_nest_depth call.
26719 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26720 Jan Sjodin <jan.sjodin@amd.com>
26722 PR tree-optimization/38559
26723 * graphite.c (debug_value, copy_constraint,
26724 swap_constraint_variables, scale_constraint_variable, ): New.
26725 (get_lower_bound, get_upper_bound): Removed.
26726 (graphite_trans_bb_strip_mine): Clean up this code that works
26727 only for constant number of iterations. Fully copy upper and
26728 lower bound constraints, not only the constant part of them.
26729 * graphite.h (debug_value): Declared.
26731 2009-01-08 Ira Rosen <irar@il.ibm.com>
26733 PR tree-optimization/37194
26734 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26735 Don't add the cost of cost model guard in prologue to scalar
26736 outside cost in case of known number of iterations.
26738 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26739 Alan Modra <amodra@bigpond.net.au>
26741 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26742 non-word-aligned REG+CONST addressing.
26744 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26747 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26748 free_after_compilation when outputting a thunk.
26749 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26750 Do not call free_after_compilation here.
26752 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26754 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26755 (ix86_valid_target_attribute_inner_p): Ditto.
26757 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26759 PR tree-optimization/38492
26760 PR tree-optimization/38498
26761 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26762 * tree-chrec.h (scev_is_linear_expression): Declared.
26763 * graphite.c (graphite_cannot_represent_loop_niter): New.
26764 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26765 (graphite_loop_normal_form): Use gcc_assert.
26766 (scan_tree_for_params): Use CASE_CONVERT.
26767 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26768 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26769 Use gcc_assert. Discard scops that contain unhandled cases.
26770 (build_scop_conditions): Return a boolean status for unhandled cases.
26771 (strip_mine_profitable_p): Print the loop number, not its depth.
26772 (is_interchange_valid): Pass the depth of the loop nest, don't
26773 recompute it wrongly.
26774 (graphite_trans_bb_block): Same.
26775 (graphite_trans_bb_block): Print tentative of loop blocking.
26776 (graphite_trans_scop_block): Do not print that the loop has been
26778 (graphite_transform_loops): Do not handle scops that contain condition
26781 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26783 AVX Programming Reference (December, 2008)
26784 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26785 (_mm256_stream_pd): Likewise.
26786 (_mm256_stream_ps): Likewise.
26788 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26789 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26790 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26791 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26792 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26793 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26794 (ix86_expand_special_args_builtin): Likewise.
26796 * config/i386/sse.md (AVXMODEDI): New.
26797 (avx_movnt<mode>): Likewise.
26798 (avx_movnt<mode>): Likewise.
26799 (<sse>_movnt<mode>): Remove AVX support.
26800 (sse2_movntv2di): Likewise.
26802 2009-01-07 Richard Guenther <rguenther@suse.de>
26804 PR middle-end/38751
26805 * fold-const.c (extract_muldiv): Remove obsolete comment.
26806 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26807 to PLUS_EXPR canonicalization for the canonicalization.
26809 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26811 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26812 hosted cross-compilers generating less efficient code.
26814 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26816 * function.h (rtl_data): Add a dbr_scheduled_p field.
26817 * reorg.c (dbr_schedule): Set it.
26818 (gate_handle_delay_slots): Check it.
26819 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26820 (mips_reorg): Check flag_delayed_branch instead of
26821 mips_base_delayed_branch.
26822 (mips_override_options): Don't set mips_base_delayed_branch
26823 or flag_delayed_branch.
26825 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26827 PR rtl-optimization/38426.
26828 * ira.c (ira): Set current_function_is_leaf earlier.
26830 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26832 PR rtl-optimization/38722
26833 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26834 too early, only set a flag and modify after last possible
26837 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26840 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26841 * real.c (decimal_single_format): Correct values of emin and emax.
26842 (decimal_double_format): Ditto.
26843 (decimal_quad_format): Ditto.
26844 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26845 computation of DECnn_MIN and DECnn_MAX for corrected values of
26846 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26847 __DECnn_MIN__, and adjust its computation for the corrected value
26850 2009-01-06 Jan Hubicka <jh@suse.cz>
26853 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26855 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26857 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26858 Add Robert Clark to the list of testers.
26860 2009-01-06 Jan Hubicka <jh@suse.cz>
26861 Kai Tietz <kai.tietz@onevision.com>
26863 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26864 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26866 2009-01-06 Jan Hubicka <jh@suse.cz>
26867 Kai Tietz <kai.tietz@onevision.com>
26869 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26871 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26872 (ix86_nsaved_regs): Count only general purpose regs.
26873 (ix86_nsaved_sseregs): New.
26874 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26875 to 16 for w64; compute padding and size of sse reg save area.
26876 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26877 general purpose regs.
26878 (ix86_emit_save_sse_regs_using_mov): New.
26879 (ix86_expand_prologue): Save SSE regs if needed.
26880 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26881 (ix86_emit_restore_sse_regs_using_mov): New.
26882 (ix86_expand_epilogue): Save SSE regs if needed.
26884 2009-01-06 Jan Hubicka <jh@suse.cz>
26885 Kai Tietz <kai.tietz@onevision.com>
26887 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26888 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26889 functions when accumulate outgoing args is off.
26891 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26894 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26895 before using pseudos_have_intersected_live_ranges_p.
26897 * ira-int.h (ira_assert): Always define.
26899 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26901 AVX Programming Reference (December, 2008)
26902 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26903 (_mm256_permute2_pd): Likewise.
26904 (_mm_permute2_ps): Likewise.
26905 (_mm256_permute2_ps): Likewise.
26906 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26907 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26909 * config/i386/i386.c (ix86_builtins): Remove
26910 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26911 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26912 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26913 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26914 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26915 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26916 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26917 __builtin_ia32_vpermil2ps256.
26918 (ix86_init_mmx_sse_builtins): Updated.
26919 (ix86_expand_args_builtin): Likewise.
26921 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26923 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26924 long absolute calls when generating PA 2.0 code.
26926 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26928 PR rtl-optimization/38583
26929 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26931 * params.def (ira-max-conflict-table-size): New.
26933 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26935 * ira.h (ira_conflicts_p): New external definition.
26937 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26938 table. Report this. Return result of building.
26939 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26940 building conflict table.
26942 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26943 (ira_color): Use ira_conflicts_p.
26945 * global.c: Include ira.h.
26946 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26949 * Makefile.in (global.o): Add ira.h.
26951 * ira-build.c (mark_all_loops_for_removal,
26952 propagate_some_info_from_allocno): New.
26953 (remove_unnecessary_allocnos): Call
26954 propagate_some_info_from_allocno.
26955 (remove_low_level_allocnos): New.
26956 (remove_unnecessary_regions): Add parameter. Call
26957 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26958 parameter to remove_unnecessary_regions.
26959 (ira_build): Remove all regions but root if the conflict table was
26960 not built. Update conflict hard regs for allocnos crossing calls.
26962 * ira.c (ira_conflicts_p): New global.
26963 (ira): Define and use ira_conflicts_p.
26965 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26966 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26967 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26969 2009-01-06 Ben Elliston <bje@au.ibm.com>
26971 * gengtype-lex.l (YY_NO_INPUT): Define.
26973 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26976 * c-common.c (handle_vector_size_attribute): Also reject
26977 BOOLEAN_TYPE types.
26979 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26981 PR tree-optimization/38492
26982 * graphite.c (rename_map_elt, debug_rename_elt,
26983 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26984 rename_map_elt_info, eq_rename_map_elts,
26985 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26986 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26987 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26988 (sese_build_livein_liveouts): New.
26989 (new_sese, free_sese): New.
26990 (new_scop): Call new_sese.
26991 (free_scop): Call free_sese.
26992 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26993 (register_old_new_names): Renamed register_old_and_new_names.
26994 (register_scop_liveout_renames, add_loop_exit_phis,
26995 insert_loop_close_phis, struct igp,
26996 default_liveout_before_guard, add_guard_exit_phis,
26997 insert_guard_phis, copy_renames): New.
26998 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26999 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
27000 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
27001 (scop_adjust_phis_for_liveouts): New.
27002 (gloog): Call scop_adjust_phis_for_liveouts.
27004 * graphite.h (struct sese): Documented. Added fields liveout,
27005 num_ver and livein.
27006 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
27007 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
27008 (struct scop): Added field liveout_renames.
27009 (SCOP_LIVEOUT_RENAMES): New.
27011 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27013 PR tree-optimization/38510
27014 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
27015 (translate_clast): Call recompute_all_dominators before
27017 (gloog): Call recompute_all_dominators before graphite_verify.
27019 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27020 Jan Sjodin <jan.sjodin@amd.com>
27022 PR tree-optimization/38500
27023 * graphite.c (create_sese_edges): Call fix_loop_structure after
27026 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27028 * config.gcc: Add m32r*-*-rtems*.
27029 * config/m32r/rtems.h: New file.
27031 2009-01-05 Ben Elliston <bje@au.ibm.com>
27033 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27034 (.po.pox): Likewise.
27035 (po/gcc.pot): Likewise.
27037 2009-01-04 David S. Miller <davem@davemloft.net>
27039 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27040 (STARTING_FRAME_OFFSET): Always set to zero.
27042 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27044 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27045 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27046 fixed-point types, and vectors of the same.
27048 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27050 * config/mips/sync.md (*mb_barrier): Rename to...
27051 (*memory_barrier): ...this.
27053 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27055 * doc/extend.texi (Function Attributes): Move @cindex after @item
27056 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27057 and put in alphabetical order. Fix 'target' name and put in order.
27058 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27061 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27063 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27064 (memory_barrier): Expand as unspec instead of unspec_volatile.
27065 Remove mem:BLK from insn operands. Use Pmode scratch register.
27066 (*memory_barrier): Define as unspec instead of unspec_volatile.
27067 Use (match_dup 0) as input operand.
27069 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27070 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27071 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27072 scratch register. Remove operand 1.
27073 (*stbar): Define as unspec instead of unspec_volatile.
27074 Use (match_dup 0) as input operand, remove (const_int 8).
27075 (*membar): Define as unspec instead of unspec_volatile.
27076 Use (match_dup 0) as input operand, remove input operand 2.
27078 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27079 (memory_barrier): Expand as unspec instead of unspec_volatile.
27080 Remove mem:BLK from insn operands. Use Pmode scratch register.
27081 (*memory_barrier): Define as unspec instead of unspec_volatile.
27082 Use (match_dup 0) as input operand.
27084 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27085 Remove mem:BLK from insn operands. Use Pmode scratch register.
27086 Set volatile flag on operand 0.
27087 (*memory_barrier): New insn pattern.
27089 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27091 (*memory_barrier): Use (match_dup 0) as input operand.
27093 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27094 Remove mem:BLK from insn operands. Use Pmode scratch register.
27095 Set volatile flag on operand 0.
27096 (*mb_internal): New insn pattern.
27098 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27100 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27102 PR middle-end/38586
27103 * function.c (struct temp_slot): Move to the section of the file
27104 that deals with temp slots. Remove field 'address'.
27105 (temp_slot_address_table): New hash table of address -> temp slot.
27106 (struct temp_slot_address_entry): New struct, items for the table.
27107 (temp_slot_address_compute_hash, temp_slot_address_hash,
27108 temp_slot_address_eq, insert_temp_slot_address): Support functions
27110 (find_temp_slot_from_address): Rewrite to use the new hash table.
27111 (remove_unused_temp_slot_addresses): Remove addresses of temp
27112 slots that have been made available.
27113 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27114 worker function for remove_unused_temp_slot_addresses.
27115 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27116 Add the temp slot address to the address -> temp slot map.
27117 (update_temp_slot_address): Update via insert_temp_slot_address.
27118 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27119 (pop_temp_slots): Likewise.
27120 (init_temp_slots): Allocate the address -> temp slot map, or empty
27121 the map if it is already allocated.
27122 (prepare_function_start): Initialize temp slot processing.
27124 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27126 PR middle-end/38584
27127 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27128 Calculate the size of all stack vars assuming no packing of stack
27129 vars will happen, replacing a quadratic algorithm with a linear one.
27131 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27134 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27137 2009-01-03 Diego Novillo <dnovillo@google.com>
27139 * doc/contrib.texi: Update contributions.
27141 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27144 * builtins.c (fold_builtin_memory_op): Give up if either operand
27145 is volatile. Set srctype or desttype to non-qualified version
27149 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27150 and FUNCTION_DECLs.
27152 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27154 PR rtl-optimization/35805
27155 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27156 problem if fast dce is able to remove any instructions.
27157 * dce.c (dce_process_block): Fix dump message.
27159 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27162 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27164 2009-01-02 Jakub Jelinek <jakub@redhat.com>
27166 PR middle-end/38690
27167 * tree-flow.h (op_code_prio, op_prio): New prototypes.
27168 * tree-pretty-print.c (op_code_prio): New function.
27169 (op_prio): No longer static. Use op_code_prio.
27170 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
27171 Use op_prio and op_code_prio to determine if () should be
27172 printed around operand(s) or not.
27174 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
27175 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
27176 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
27177 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
27178 pp_character instead of pp_string for single letter printing.
27180 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
27182 * doc/extend.texi: Fix '#pragma GCC option' typo.
27184 2009-01-02 Richard Guenther <rguenther@suse.de>
27186 * doc/install.texi (--enable-checking): Mention different
27187 default for stage1.
27188 (--enable-stage1-checking): Document.
27190 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27192 PR middle-end/30142
27193 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27194 case to be an error.
27196 2009-01-02 Ben Elliston <bje@au.ibm.com>
27198 * config/fp-bit.h (pack_d): Constify argument.
27199 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27200 (isnan): Constify argument.
27202 (iszero): Likewise.
27203 (pack_d): Likewise.
27204 (_fpadd_parts): Constify return type.
27205 (_fpmul_parts): Likewise.
27206 (_fpdiv_parts): Likewise.
27208 2009-01-01 Jakub Jelinek <jakub@redhat.com>
27211 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
27212 warn about overwriting initializer with side-effects or
27213 -Woverride-init if !IMPLICIT.
27214 (output_init_element): Likewise. Pass IMPLICIT down to
27216 (process_init_element): Add IMPLICIT argument. Pass it down
27217 to output_init_element.
27218 (push_init_element, pop_init_level, set_designator): Adjust
27219 process_init_element callers.
27220 (set_nonincremental_init, set_nonincremental_init_from_string):
27221 Adjust add_pending_init callers.
27222 (output_pending_init_elements): Adjust output_init_element callers.
27223 * c-tree.h (process_init_element): Adjust prototype.
27224 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27225 process_init_element callers.
27228 Copyright (C) 2009 Free Software Foundation, Inc.
27230 Copying and distribution of this file, with or without modification,
27231 are permitted in any medium without royalty provided the copyright
27232 notice and this notice are preserved.