1 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5 (alpha_gimplify_va_arg): Ditto.
7 2009-09-30 Jakub Jelinek <jakub@redhat.com>
10 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
11 before insn counting loop now that BB_END (bb) is counted. Ensure
12 the return value isn't zero.
14 2009-09-30 Nick Clifton <nickc@redhat.com>
16 * config.gcc (sh-symbianelf): Replace definition of extra_objs
17 with separate definitions of c_target_objs and cxx_target_objs.
18 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
20 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
21 sh_symbian_import_export_class.
22 * config/sh/sh-protos.h: Fix names of exported symbian functions.
23 * config/sh/symbian.c: Delete, moving code into...
24 * config/sh/symbian-base.c: ... here
25 * config/sh/symbian-c.c: ... and here
26 * config/sh/symbian-cxx.c: ... and here.
28 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
31 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
32 of plus RTX into register.
34 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
36 * doc/install.texi: Linguistic and markup fixes.
37 (Configuration) <--disable-cpp>: Remove description.
38 <--enable-maintainer-mode>: Autotools files are affected, too.
39 <--with-sysroot>: Improve description.
40 (Building): Bump required GNU make version.
42 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
44 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
47 * config/i386/fma4intrin.h: New file, provide common x86 compiler
49 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
50 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
51 Add FMA4 check and fma4intrin.h.
52 * config/i386/i386-c.c(ix86_target_macros_internal): Check
54 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
55 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
56 constant for FMA4 support.
57 (UNSPEC_FMA4_FMADDSUB): Ditto.
58 (UNSPEC_FMA4_FMSUBADD): Ditto.
59 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
60 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
61 (ix86_expand_fma4_multiple_memory): Ditto.
62 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
63 (OPTION_MASK_ISA_FMA4_UNSET): New.
64 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
65 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
66 (ix86_handle_option): Handle -mfma4.
67 (isa_opts): Handle -mfma4.
68 (enum pta_flags): Add PTA_FMA4.
69 (override_options): Add FMA4 support.
70 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
71 (IX86_BUILTIN_VFMADDSD): Ditto.
72 (IX86_BUILTIN_VFMADDPS): Ditto.
73 (IX86_BUILTIN_VFMADDPD): Ditto.
74 (IX86_BUILTIN_VFMSUBSS): Ditto.
75 (IX86_BUILTIN_VFMSUBSD): Ditto.
76 (IX86_BUILTIN_VFMSUBPS): Ditto.
77 (IX86_BUILTIN_VFMSUBPD): Ditto.
78 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
79 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
80 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
81 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
82 (IX86_BUILTIN_VFNMADDSS): Ditto.
83 (IX86_BUILTIN_VFNMADDSD): Ditto.
84 (IX86_BUILTIN_VFNMADDPS): Ditto.
85 (IX86_BUILTIN_VFNMADDPD): Ditto.
86 (IX86_BUILTIN_VFNMSUBSS): Ditto.
87 (IX86_BUILTIN_VFNMSUBSD): Ditto.
88 (IX86_BUILTIN_VFNMSUBPS): Ditto.
89 (IX86_BUILTIN_VFNMSUBPD): Ditto.
90 (IX86_BUILTIN_VFMADDPS256): Ditto.
91 (IX86_BUILTIN_VFMADDPD256): Ditto.
92 (IX86_BUILTIN_VFMSUBPS256): Ditto.
93 (IX86_BUILTIN_VFMSUBPD256): Ditto.
94 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
95 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
96 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
97 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
98 (IX86_BUILTIN_VFNMADDPS256): Ditto.
99 (IX86_BUILTIN_VFNMADDPD256): Ditto.
100 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
101 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
102 (enum multi_arg_type): New enum for describing the various FMA4
103 intrinsic argument types.
104 (bdesc_multi_arg): New table for FMA4 intrinsics.
105 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
106 (ix86_expand_multi_arg_builtin): New function for creating FMA4
108 (ix86_expand_builtin): Add FMA4 intrinsic support.
109 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
110 operand instructions.
111 (ix86_expand_fma4_multiple_memory): New function to split the
112 second memory reference from FMA4 instructions.
113 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
114 (ssemodesuffixf2s): Ditto.
115 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
117 (fma4_fmsub<mode>4): Ditto.
118 (fma4_fnmadd<mode>4): Ditto.
119 (fma4_fnmsub<mode>4): Ditto.
120 (fma4_vmfmadd<mode>4): Ditto.
121 (fma4_vmfmsub<mode>4): Ditto.
122 (fma4_vmfnmadd<mode>4): Ditto.
123 (fma4_vmfnmsub<mode>4): Ditto.
124 (fma4_fmadd<mode>4256): Ditto.
125 (fma4_fmsub<mode>4256): Ditto.
126 (fma4_fnmadd<mode>4256): Ditto.
127 (fma4_fnmsub<mode>4256): Ditto.
128 (fma4_fmaddsubv8sf4): Ditto.
129 (fma4_fmaddsubv4sf4): Ditto.
130 (fma4_fmaddsubv4df4): Ditto.
131 (fma4_fmaddsubv2df4): Ditto.
132 (fma4_fmsubaddv8sf4): Ditto.
133 (fma4_fmsubaddv4sf4): Ditto.
134 (fma4_fmsubaddv4df4): Ditto.
135 (fma4_fmsubaddv2df4): Ditto.
136 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
137 instructions for intrinsics.
138 (fma4i_fmsub<mode>4): Ditto.
139 (fma4i_fnmadd<mode>4): Ditto.
140 (fma4i_fnmsub<mode>4): Ditto.
141 (fma4i_vmfmadd<mode>4): Ditto.
142 (fma4i_vmfmsub<mode>4): Ditto.
143 (fma4i_vmfnmadd<mode>4): Ditto.
144 (fma4i_vmfnmsub<mode>4): Ditto.
145 (fma4i_fmadd<mode>4256): Ditto.
146 (fma4i_fmsub<mode>4256): Ditto.
147 (fma4i_fnmadd<mode>4256): Ditto.
148 (fma4i_fnmsub<mode>4256): Ditto.
149 (fma4i_fmaddsubv8sf4): Ditto.
150 (fma4i_fmaddsubv4sf4): Ditto.
151 (fma4i_fmaddsubv4df4): Ditto.
152 (fma4i_fmaddsubv2df4): Ditto.
153 (fma4i_fmsubaddv8sf4): Ditto.
154 (fma4i_fmsubaddv4sf4): Ditto.
155 (fma4i_fmsubaddv4df4): Ditto.
156 (fma4i_fmsubaddv2df4): Ditto.
158 * doc/invoke.texi (-mfma4): Add documentation.
159 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
161 2009-09-29 Richard Henderson <rth@redhat.com>
163 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
164 an edge to the new destination block.
166 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
169 * pa.c (hppa_profile_hook): Use
170 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
172 2009-09-29 Steve Ellcey <sje@cup.hp.com>
173 Alexander Monakov <amonakov@ispras.ru>
176 * config/ia64/predicates.md (not_postinc_destination_operand): New.
177 (not_postinc_memory_operand): New.
178 (not_postinc_move_operand): New.
179 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
180 (*cmovsi_internal): Ditto.
182 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
184 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
185 restrict issue_rate in first pass when scheduling for register
188 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
189 Rafael Avila de Espindola <espindola@google.com>
191 * gengtype.c (plugin_output): New.
192 (get_output_file_with_visibility): Return plugin_output for plugins.
193 (main): Parse and use the -P option.
194 * gty.texi: Update the command line format.
196 2009-09-29 Jakub Jelinek <jakub@redhat.com>
199 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
201 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
202 out if !const_ok_for_output.
205 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
206 case VAR_LOCATION>: Remove gcc_unreachable ().
208 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
210 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
212 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
214 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
215 * config/i386/x86intrin.h: Remove SSE5.
216 * config/i386/mmintrin-common.h: Delete file.
217 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
219 2009-09-29 Richard Guenther <rguenther@suse.de>
221 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
222 resulting from stack temporaries on STRICT_ALIGNMENT targets.
224 2009-09-29 Nick Clifton <nickc@redhat.com>
226 * function.c (current_function_name): If there is no current
227 function just return "<none>".
229 2009-09-28 Sriraman Tallam <tmsriram@google.com>
231 * tree-pass.h (register_pass_info): New structure.
232 (pass_positioning_ops): Move enum from gcc-plugin.h.
233 (register_pass): New function.
234 * gcc-plugin.h (plugin_pass): Delete structure.
235 (pass_positioning_ops): Delete enum.
236 * plugin.c (regsiter_pass): Delete function.
237 (position_pass): Delete function.
238 (added_pass_nodes): Delete variable.
239 (prev_added_pass_nodes): Delete variable.
240 (pass_list_node): Delete structure.
241 * passes.c (make_pass_instance): New function.
242 (next_pass_1): Change to call make_pass_instance.
243 (pass_list_node): Move structure from gcc-plugin.h.
244 (added_pass_nodes): Move variable from plugin.c.
245 (prev_added_pass_nodes): Move variable from plugin.c.
246 (position_pass): New function.
247 (register_pass): New function.
249 2009-09-28 Easwaran Raman <eraman@google.com>
251 * ifcvt.c (noce_try_abs): Recognize pattern and call
252 expand_one_cmpl_abs_nojump.
253 * optabs.c (expand_one_cmpl_abs_nojump): New function.
254 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
256 2009-09-28 Ian Lance Taylor <iant@google.com>
259 * c-opts.c (c_common_handle_option): Don't set
260 warn_jump_misses_init for -Wall.
261 * doc/invoke.texi (Warning Options): Update documentation.
263 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
265 * Makefile.in ($(out_object_file)): Depend on
266 gt-$(basename $(notdir $(out_file))).h.
268 2009-09-28 Richard Henderson <rth@redhat.com>
270 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
271 * except.c (gen_eh_region): Set it.
272 (duplicate_eh_regions_1): Copy it.
273 * tree-eh.c (lower_resx): Use it to determine which function
276 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
277 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
278 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
279 * tree.c (build_common_builtin_nodes): Remove parameter. Build
280 BUILT_IN_CXA_END_CLEANUP if necessary.
282 * c-common.c (c_define_builtins): Update call to
283 build_common_builtin_nodes.
285 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
287 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
289 2009-09-28 Michael Matz <matz@suse.de>
291 * builtins.c (interclass_mathfn_icode): New helper.
292 (expand_builtin_interclass_mathfn): Use it here, and split folding
294 (fold_builtin_interclass_mathfn): ... this new folder.
295 (build_call_nofold_loc): New static helper.
296 (build_call_nofold): New wrapper macro for above.
297 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
298 (expand_builtin_pow): Ditto.
299 (expand_builtin_memset_args): Ditto.
300 (expand_builtin_printf): Ditto.
301 (expand_builtin_fprintf): Ditto.
302 (expand_builtin_sprintf): Ditto.
303 (expand_builtin_memory_chk): Ditto.
304 (expand_builtin_mempcpy_args): Ditto and don't call folders.
305 (expand_builtin_stpcpy): Ditto.
306 (expand_builtin_strcmp): Ditto.
307 (expand_builtin_strncmp): Ditto.
308 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
309 (expand_builtin_strcpy_args): Don't call folders.
310 (expand_builtin_memcmp): Ditto.
311 (expand_builtin_strncpy): Ditto, and use target.
312 (expand_builtin_memcpy): Ditto.
313 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
314 expand_builtin_strpbrk, expand_builtin_memmove,
315 expand_builtin_memmove_args, expand_builtin_bcopy,
316 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
317 expand_builtin_strspn, expand_builtin_strcspn,
318 expand_builtin_fputs): Remove these.
319 (expand_builtin): Don't call the above, change calls to other
320 expanders that changed prototype.
321 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
322 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
323 fold_builtin_interclass_mathfn.
324 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
325 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
327 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
328 * passes.c (init_optimization_passes): Move pass_fold_builtins
329 after last phiopt pass.
330 * tree-inline.c (fold_marked_statements): When folding builtins
331 iterate over all instruction potentially generated.
332 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
334 (fold_gimple_call): Use it to always fold calls (into potentially
335 multiple instructions).
336 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
337 calls into zero at this time.
338 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
339 statements generated by builtin folding.
341 2009-09-28 Nick Clifton <nickc@redhat.com>
343 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
346 2009-09-28 Duncan Sands <baldrick@free.fr>
348 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
349 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
350 (register_callback): Dispatch it.
351 (invoke_plugin_callbacks): Incorporate in sanity check.
352 * ggc.h (ggc_register_cache_tab): Add declaration.
353 * ggc-common.c (ggc_register_root_tab): Simplify.
354 (const_ggc_cache_tab_t): New typedef.
355 (extra_cache_vec): New vector of dynamically added cache tables.
356 (ggc_register_cache_tab): New function.
357 (ggc_scan_cache_tab): New function.
358 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
359 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
361 2009-09-27 Richard Henderson <rth@redhat.com>
363 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
364 which we remove __builtin_stack_restore.
366 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
368 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
369 to test for GRD_INVARIANT.
370 (simple_rhs_p): Anything that's function_invariant_p is fine.
372 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
374 * gengtype.c (main): Use plunge_files instead of plugin_output.
376 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
377 Rafael Avila de Espindola <espindola@google.com>
379 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
380 Don't print pch related info if it is false.
381 (main): Don't print pch info in plugin mode.
383 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
385 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
386 with dw_val_class_const_double.
387 (struct dw_val_struct): Replace val_long_long with val_double and
388 adjust for above change.
389 (output_loc_operands): Likewise.
390 (add_AT_long_long): Rename into...
391 (add_AT_double): ...this.
392 (print_die): Replace dw_val_class_long_long with
393 dw_val_class_const_double and adjust.
394 (attr_checksum): Likewise.
395 (same_dw_val_p): Likewise.
396 (size_of_die): Likewise.
397 (value_format): Likewise.
398 (output_die): Likewise.
399 (loc_descriptor) <CONST_DOUBLE>: Likewise.
400 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
401 instead of add_AT_long_long.
402 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
403 value with the precision of its type.
405 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
408 * c-typeck.c (build_conditional_expr): Use the readonly and
409 volatile flags of the operand types, not of the operands itself.
411 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
413 collect2.c (main): Look for -brtl before adding libraries.
415 2009-09-27 Jonathan Gray <jsg@openbsd.org>
417 * config.gcc: Update OpenBSD targets.
418 * config/openbsd-stdint.h: New file.
419 * config/openbsd-libpthread.h: New file.
420 * config/openbsd.h: Update and break out LIB_SPEC definition.
421 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
422 * config/i386/openbsdelf.h: Correct types.
423 * config/m68k/openbsd.h: Likewise.
424 * config/mips/openbsd.h: Likewise.
425 * config/vax/openbsd.h: Likewise.
427 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
429 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
430 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
431 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
432 of the length and zero.
434 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
436 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
437 (FLAGS_H): Add options.h $(REAL_H).
438 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
439 (TREE_VECTORIZER_H): New.
440 (EBITMAP_H): Renamed from EBIMAP_H.
441 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
442 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
443 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
444 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
445 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
446 (graphite-clast-to-gimple.o, graphite-dependences.o)
447 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
448 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
449 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
450 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
451 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
452 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
453 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
454 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
455 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
456 updated and fixed as per above changes and per
457 check_makefile_deps.sh output.
460 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
461 * configure: Regenerate.
463 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
465 * doc/install.texi: Update minimum MPC version to 0.7.
467 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
469 * doc/install.texi (Binaries): Remove reference to the binary
470 distribution CD-ROM from the FSF.
472 2009-09-26 Michael Matz <matz@suse.de>
476 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
477 that are mentioned in the body.
479 2009-09-26 Michael Matz <matz@suse.de>
481 PR tree-optimization/41454
482 * tree-ssa-dom (stmts_to_rescan): Remove variable.
483 (tree_ssa_dominator_optimize): Don't allocate and free it.
484 (dom_opt_leave_block): Don't iterate over it.
485 (eliminate_redundant_computations): Don't return a value.
486 (cprop_operand, cprop_into_stmt): Ditto.
487 (optimize_stmt): Don't defer updating stmts.
489 2009-09-25 Dodji Seketeli <dodji@redhat.com>
491 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
492 generic_parameter_die, template_parameter_pack_die,
493 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
494 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
495 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
497 2009-09-25 Anatoly Sokolov <aesok@post.ru>
499 * config/v850/v850.h (FUNCTION_VALUE): Remove.
500 * config/v850/v850.c (v850_function_value): New function.
501 (TARGET_FUNCTION_VALUE): Define.
503 2009-09-25 Jakub Jelinek <jakub@redhat.com>
505 * tree-vect-stmts.c (vectorizable_call): Call
506 mark_symbols_for_renaming after vect_finish_stmt_generation.
508 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
509 to loc_descriptor_from_tree.
510 (add_location_or_const_value_attribute): Pass 0 instead of 2
511 for decl_by_reference_p decls.
513 2009-09-25 Richard Guenther <rguenther@suse.de>
516 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
519 2009-09-25 Ben Elliston <bje@au.ibm.com>
521 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
524 2009-09-25 Alan Modra <amodra@bigpond.net.au>
526 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
529 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
532 * fold-const.c (const_binop): Handle complex int division.
533 * tree-complex.c (expand_complex_div_straight,
534 expand_complex_div_wide): Update comments.
536 2009-09-24 DJ Delorie <dj@redhat.com>
539 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
540 (reg_class): Likewise.
541 (REG_CLASS_NAMES): Likewise.
542 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
544 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
547 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
549 * config/rs6000/predicates.md (indexed_or_indirect_operand):
550 Delete VSX load/store with update support.
551 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
552 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
556 (VStype_load_update): Ditto.
557 (VStype_store_update): Ditto.
558 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
559 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
561 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
562 load/store with update builtins.
564 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
566 * libgcc2.c (L_trampoline): Prototype for getpagesize
567 and mprotect in WINNT case.
569 2009-09-24 Anatoly Sokolov <aesok@post.ru>
571 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
572 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
573 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
575 (TARGET_FUNCTION_VALUE): Define.
577 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
579 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
581 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
584 * common.opt: Initialize dwarf_strict to -1.
585 * toplev.c (process_options): Catch unset dwarf_strict
586 and set to 0 for all targets not overriding.
587 * config/darwin.c (darwin_override_options): Catch unset
588 dwarf_strict and override to 1.
590 2009-09-24 Jeff Law <law@redhat.com>
592 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
594 2009-09-24 Richard Guenther <rguenther@suse.de>
596 PR tree-optimization/36143
597 PR tree-optimization/38747
598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
599 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
601 2009-09-24 Jakub Jelinek <jakub@redhat.com>
604 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
605 return false instead of gcc_unreachable (). For CONST return the
606 value returned by recursive call instead of always returning true.
607 (tree_add_const_value_attribute): Return the value returned by
608 add_const_value_attribute instead of always returning true if rtl
611 2009-09-23 Justin Seyster <jrseys@gmail.com>
613 * Makefile.in (PLUGIN_HEADERS): Include real.h.
615 2009-09-24 Jakub Jelinek <jakub@redhat.com>
617 * cgraphunit.c (cgraph_lower_function): Revert last change.
618 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
619 instead of DECL_NO_STATIC_CHAIN.
620 * tree-cfg.c (verify_gimple_call): Likewise.
621 * tree-nested.c (get_chain_decl, get_chain_field,
622 convert_tramp_reference_op, convert_gimple_call): Likewise.
623 (convert_all_function_calls): Likewise. Always set or clear
624 DECL_STATIC_CHAIN initially, for !n->outer clear it.
625 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
626 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
628 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
629 DECL_NO_STATIC_CHAIN.
630 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
631 instead of DECL_NO_STATIC_CHAIN.
632 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
633 decl_function_context.
634 * varasm.c (initializer_constant_valid_p): Likewise.
635 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
636 (DECL_STATIC_CHAIN): ... this.
637 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
638 instead of DECL_NO_STATIC_CHAIN.
640 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
641 Rafael Avila de Espindola <espindola@google.com>
643 * gengtype.c (nb_plugin_files): Make it unsigned to match
644 num_gt_files. Adjust other variables to avoid warnings.
645 (main): Allocate an all zero lang_bitmap before each plugin file name
646 to match regular file names.
648 2009-09-23 Richard Henderson <rth@redhat.com>
650 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
651 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
652 static chain passed in memory.
653 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
654 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
655 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
656 STATIC_CHAIN_REGNUM defined.
658 * config/picochip/picochip-protos.h: s/class/klass/.
659 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
660 (picochip_static_chain): New.
661 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
662 (STATIC_CHAIN_INCOMING): Remove.
664 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
665 (xtensa_static_chain): New.
666 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
668 2009-09-23 Anatoly Sokolov <aesok@post.ru>
670 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
671 * config/pa/pa-protos.h (function_value): Remove.
672 * config/pa/pa.c (pa_function_value): Rename from function_value.
673 Make static, add 'outgoing' argument.
674 (TARGET_FUNCTION_VALUE): Define.
676 2009-09-23 Anatoly Sokolov <aesok@post.ru>
678 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
679 instead of cfun->machine->is_leaf.
680 * config/avr/avr.h (machine_function): Remove is_leaf field.
682 2009-09-23 Jakub Jelinek <jakub@redhat.com>
685 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
686 DW_OP_piece after DW_OP_stack_value, adjust size calculations
687 for it, when DW_OP_stack_value and DW_OP_implicit_value has
688 the same size, prefer DW_OP_stack_value.
689 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
690 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
692 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
695 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
697 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
700 * cfgexpand.c (convert_debug_memory_address): New.
701 (expand_debug_expr): Convert base address and offset to the same
702 mode. Use it to convert addresses to other modes. Accept
705 2009-09-23 Richard Guenther <rguenther@suse.de>
707 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
708 produced for bigendian targets with promoted subregs.
710 2009-09-23 Richard Guenther <rguenther@suse.de>
712 * value-prof.c (gimple_ic): Purge old EH edges only after building
715 2009-09-23 Nick Clifton <nickc@redhat.com>
717 * config/arc/arc.c (arc_trampoline_init): Fix typo.
719 2009-09-23 Jakub Jelinek <jakub@redhat.com>
722 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
725 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
726 on non-nested functions.
728 2009-09-23 Jakub Jelinek <jakub@redhat.com>
729 Jan Hubicka <jh@suse.cz>
731 * dwarf2out.c (loc_list_plus_const): Only define if
732 DWARF2_DEBUGGING_INFO.
733 (address_of_int_loc_descriptor): Likewise.
736 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
738 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
741 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
742 constant is more than zero.
744 2009-09-23 Alan Modra <amodra@bigpond.net.au>
747 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
748 call final to emit non-scheduled prologue, instead insert at entry.
750 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
751 Joseph S. Myers <joseph@codesourcery.com>
753 * doc/install.texi (*-*-freebsd*): Add proper format codes.
755 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
756 Rafael Avila de Espindola <espindola@google.com>
758 * gengtype.c (is_file_equal): New function.
759 (close_output_files): Use is_file_equal. Free of->buf.
761 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
762 Rafael Avila de Espindola <espindola@google.com>
764 * gengtype.c (write_types, write_local): Add the output_header
765 argument. Update all callers.
767 2009-09-22 Dodji Seketeli <dodji@redhat.com>
769 * dwarf2out.c (template_parameter_pack_die,
770 gen_formal_parameter_pack_die ): New functions.
771 (make_ith_pack_parameter_name): Remove this function.
772 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
773 DW_TAG_formal_parameter_pack.
774 (gen_generic_params_dies): Represent each template parameter pack
775 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
776 represented by usual DW_TAG_template_*_parameter DIEs that are
777 children of the DW_TAG_template_parameter_pack element DIE.
778 (generic_parameter_die): This doesn't deal with parameter pack
779 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
780 of parameter pack DIEs.
781 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
782 in certain cases, e.g. for pack elements.
783 (gen_formal_types_die, gen_decl_die): Adjust usage of
784 gen_formal_parameter_die.
785 (gen_subprogram_die): Represent each function parameter pack by a
786 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
787 represented by usual DW_TAG_formal_parameter DIEs that are children
788 of the DW_TAG_formal_parameter_pack DIE. Remove references to
789 ____builtin_va_alist decls as no part of the compiler uses those
791 * langhooks.h (struct lang_hooks_for_decls): Add
792 function_parm_expanded_from_pack_p, get_generic_function_decl
793 and function_parameter_pack_p hooks. Fix comment for
794 get_innermost_generic_parms hook.
795 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
796 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
797 macros and use them to initialize lang_hook.
799 2009-09-22 Richard Henderson <rth@redhat.com>
801 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
802 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
803 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
804 on TRAMPOLINE_TEMPLATE.
805 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
806 TRAMPOLINE_ADJUST_ADDRESS.
807 * targhooks.c (default_asm_trampoline_template): Remove.
808 (default_trampoline_adjust_address): Remove.
809 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
810 * targhooks.h: Update decls.
812 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
814 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
815 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
816 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
818 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
821 * reload1.c (reload): Reset debug insns with pseudos without
824 2009-09-22 Janis Johnson <janis187@us.ibm.com>
826 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
827 unconditional true for decimal float modes.
828 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
829 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
831 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
833 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
834 Enable a new case for __FreeBSD__ >= 7.
835 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
836 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
837 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
838 and USE_LD_AS_NEEDED.
840 * doc/install.texi (*-*-freebsd*): Update target information.
842 2009-09-22 Richard Guenther <rguenther@suse.de>
845 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
846 arrays really properly.
848 2009-09-22 Richard Henderson <rth@redhat.com>
851 * target.h (struct gcc_target): Add asm_out.trampoline_template,
852 calls.static_chain, calls.trampoline_init,
853 calls.trampoline_adjust_address.
854 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
855 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
856 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
857 * builtins.c (expand_builtin_setjmp_receiver): Use
858 targetm.calls.static_chain; only clobber registers.
859 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
860 set up memory attributes properly for the trampoline block.
861 (expand_builtin_adjust_trampoline): Use
862 targetm.calls.trampoline_adjust_address.
863 * calls.c (prepare_call_address): Add fndecl argument. Use
864 targetm.calls.static_chain.
865 * df-scan.c (df_need_static_chain_reg): Remove.
866 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
867 consolodate static chain handling.
868 * doc/tm.texi: Document new hooks.
869 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
870 (init_emit_regs): Don't initialize them.
871 * expr.h (prepare_call_address): Update decl.
872 * final.c (profile_function): Use targetm.calls.static_chain.
873 * function.c (expand_function_start): Likewise.
874 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
875 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
876 only clobber registers.
877 * targhooks.c (default_static_chain): New.
878 (default_asm_trampoline_template, default_trampoline_init): New.
879 (default_trampoline_adjust_address): New.
880 * targhooks.h: Declare them.
881 * varasm.c (assemble_trampoline_template): Use
882 targetm.asm_out.trampoline_template. Make the memory block const
885 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
886 alpha_initialize_trampoline. Make static. Merge VMS parameter
887 differences into the TARGET_ABI_OPEN_VMS code block.
888 (TARGET_TRAMPOLINE_INIT): New.
889 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
890 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
891 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
892 (INITIALIZE_TRAMPOLINE): Remove.
894 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
895 (TRAMPOLINE_TEMPLATE): Merge with ...
896 (INITIALIZE_TRAMPOLINE): ... this and move ...
897 * config/arc/arc.c (arc_trampoline_init): ... here.
898 (TARGET_TRAMPOLINE_INIT): New.
900 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
901 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
902 (arm_asm_trampoline_template): New.
903 (arm_trampoline_init, arm_trampoline_adjust_address): New.
904 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
905 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
906 code to arm_asm_trampoline_template.
907 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
908 arm_trampoline_adjust_address.
909 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
910 adjust for target hook parameters.
912 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
915 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
916 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
917 (bfin_trampoline_init): Rename from initialize_trampoline;
918 make static; update for target hook parameters.
919 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
920 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
921 bfin_asm_trampoline_template.
922 (INITIALIZE_TRAMPOLINE): Remove.
924 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
925 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
926 cris_trampoline_init): New.
927 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
928 cris_asm_trampoline_template.
929 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
930 adjust for target hook parameters.
932 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
934 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
935 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
936 fr30_trampoline_init): New.
937 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
938 fr30_asm_trampoline_template.
939 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
940 adjust for target hook parameters.
942 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
943 (frv_trampoline_init): Rename from frv_initialize_trampoline;
944 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
945 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
946 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
948 * config/h8300/h8300.c (h8300_trampoline_init): New.
949 (TARGET_TRAMPOLINE_INIT): New.
950 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
951 to h8300_trampoline_init and adjust for hook parameters.
953 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
954 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
955 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
956 make static; adjust for hook parameters.
957 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
959 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
960 (TARGET_TRAMPOLINE_INIT): New.
961 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
962 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
963 iq2000_asm_trampoline_template.
964 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
965 (TRAMPOLINE_CODE_SIZE): New.
966 (TRAMPOLINE_SIZE): Use it.
967 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
969 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
970 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
971 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
972 adjust for hook parameters.
973 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
975 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
976 (m32r_trampoline_init): New.
977 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
978 m32r_trampoline_init.
980 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
981 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
982 make static; update for hook parameters.
983 * config/m68hc11/m68hc11-protos.h: Update.
984 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
986 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
987 (TARGET_TRAMPOLINE_INIT): New.
988 (mcore_function_value): Fix typo.
989 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
990 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
991 to mcore_asm_trampoline_template.
992 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
994 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
995 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
996 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
997 update for hook parameters.
998 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1000 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1001 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1002 mips_trampoline_init): New.
1003 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1004 mips_asm_trampoline_template.
1005 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1006 update for hook parameters.
1008 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1009 (TARGET_TRAMPOLINE_INIT): New.
1010 (mmix_trampoline_size): Remove.
1011 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1012 make static. Remove out-of-date tetra vs octa comment.
1013 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1014 make static; update for hook parameters.
1015 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1016 (INITIALIZE_TRAMPOLINE): Remove.
1017 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1018 (TRAMPOLINE_ALIGNMENT): New.
1019 * gcc/config/mmix/mmix-protos.h: Update.
1021 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1022 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1023 mn10300_trampoline_init): New.
1024 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1025 mn10300_asm_trampoline_template.
1026 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1028 * config/moxie/moxie.c (moxie_static_chain,
1029 moxie_asm_trampoline_template, moxie_trampoline_init,
1030 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1031 TARGET_TRAMPOLINE_INIT): New.
1032 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1033 moxie_trampoline_init.
1034 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1035 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1037 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1038 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1039 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1040 pa_trampoline_adjust_address): New.
1041 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1042 pa_asm_trampoline_template.
1043 (TRAMPOLINE_ALIGNMENT): New.
1044 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1045 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1046 adjust for hook parameters.
1047 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1049 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1050 (TARGET_TRAMPOLINE_INIT): New.
1051 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1052 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1054 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1056 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1057 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1058 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1059 make static; adjust parameters for the hook.
1060 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1062 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1063 s390_trampoline_template; make static.
1064 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1065 make static; adjust for target hook.
1066 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1067 * config/s390/s390-protos.h: Remove trampoline decls.
1068 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1069 (TRAMPOLINE_TEMPLATE): Remove.
1070 (TRAMPOLINE_ALIGNMENT): New.
1072 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1073 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1074 (TARGET_TRAMPOLINE_INIT): New.
1075 (score_asm_trampoline_template): New.
1076 (score_trampoline_init): Rename from score_initialize_trampoline;
1077 make static; adjust for hook parameters.
1078 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1079 score[37]_asm_trampoline_template.
1080 (INITIALIZE_TRAMPOLINE): Remove.
1081 * config/score/score3.c (score3_asm_trampoline_template): New.
1082 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1083 adjust for target hook.
1084 * config/score/score7.c (score7_asm_trampoline_template): New.
1085 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1086 adjust for target hook.
1087 * config/score/score3.h, config/score/score7.h: Update.
1089 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1090 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1091 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1092 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1093 make static; adjust for target hook parameters.
1094 (sh_trampoline_adjust_address): New.
1095 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1096 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1098 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1099 (sparc32_initialize_trampoline): Rename from
1100 sparc_initialize_trampoline; make static; replace tramp parameter
1101 with m_tramp and update memory accesses.
1102 (sparc64_initialize_trampoline): Similarly.
1103 (sparc_trampoline_init): New.
1104 * config/sparc/sparc-protos.h: Remove trampoline decls.
1105 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1106 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1108 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1109 (array_to_constant): Make ARR parameter const.
1110 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1111 make static; update for hook parameters.
1112 * config/spu/spu-protos.h: Update decls.
1113 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1115 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1116 from xstormy16_initialize_trampoline; make static; update for
1118 (TARGET_TRAMPOLINE_INIT): New.
1119 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1121 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1122 (TARGET_TRAMPOLINE_INIT): New.
1123 (v850_can_eliminate): Make static.
1124 (v850_asm_trampoline_template, v850_trampoline_init): New.
1125 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1126 v850_asm_trampoline_template.
1127 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1128 and adjust for target hook parameters.
1130 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1131 (TARGET_TRAMPOLINE_INIT): New.
1132 (vax_asm_trampoline_template, vax_trampoline_init): New.
1133 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1134 vax_asm_trampoline_template.
1135 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1137 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1138 (TARGET_TRAMPOLINE_INIT): New.
1139 (xtensa_asm_trampoline_template): Rename from
1140 xtensa_trampoline_template; make static.
1141 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
1142 make static; update for hook parameters.
1143 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
1144 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
1145 (INITIALIZE_TRAMPOLINE): Remove.
1147 * config/i386/i386.c (ix86_function_regparm): Do not issue an
1148 error for nested functions with regparm=3.
1149 (ix86_compute_frame_layout): Adjust frame pointer offset for
1150 ix86_static_chain_on_stack.
1151 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
1152 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
1153 don't reset to UNITS_PER_WORD.
1154 (ix86_emit_leave): Adjust ix86_cfa_state.
1155 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
1156 (ix86_static_chain): New.
1157 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
1158 make static; update for target hook parameters; use ix86_static_chain.
1159 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1160 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
1161 (INITIALIZE_TRAMPOLINE): Remove.
1162 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
1163 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1164 to the end. Add static_chain_on_stack.
1165 (ix86_static_chain_on_stack): New.
1167 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1168 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1169 (m68k_trampoline_init): New.
1170 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1171 m68k_trampoline_init and adjust for hook parameters.
1172 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1173 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1175 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1177 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1178 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1180 * reload1.c (reload): Call wrap_constant when substituting
1181 reg for equiv inside of DEBUG_INSNs.
1184 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
1185 add_call_src_coords_attributes, add_high_low_attributes,
1186 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
1187 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
1188 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
1189 when -gdwarf-2 -gstrict-dwarf.
1190 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
1191 -gdwarf-[23] -gstrict-dwarf.
1192 (address_of_int_loc_descriptor, loc_descriptor,
1193 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1194 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1195 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1197 2009-09-22 Richard Guenther <rguenther@suse.de>
1199 PR tree-optimization/41428
1200 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1201 (ccp_finalize): Pass it to substitute_and_fold.
1203 2009-09-22 Richard Guenther <rguenther@suse.de>
1205 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1206 (substitute_and_fold): Adjust prototype.
1207 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1208 (simplify_stmt_using_ranges): Likewise.
1209 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1210 (vrp_fold_stmt): New function.
1211 (vrp_finalize): Pass it to substitute_and_fold.
1212 * tree-flow.h (vrp_evaluate_conditional): Remove.
1213 (simplify_stmt_using_ranges): Likewise.
1214 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1215 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1216 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1218 (fold_predicate_in): Move to tree-vrp.c.
1219 (substitute_and_fold): Use the callback instead of calling into
1220 tree-vrp.c functions directly.
1222 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1224 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1225 comparison warning on rs6000.
1228 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1229 GIMPLE_EH_MUST_NOT_THROW cleanup.
1230 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1232 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1235 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1236 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1237 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1238 libSystem which is derived from the gcc 4.2.1 unwinder.
1240 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1243 * varasm.c (default_encode_section_info): Copy TLS model into
1244 sym_ref flags regardless of backend support for TLS, for all
1245 model types except TLS_MODEL_EMULATED.
1247 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1250 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1251 we can handle it correctly.
1253 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1255 * doc/install.texi (os2): Remove section.
1257 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1259 * doc/standards.texi (Objective-C): Adjust two URLs.
1261 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1263 * tree-tailcall.c (process_assignment): Don't check if a
1264 multiplication or an addition are already present.
1265 (find_tail_calls): Combine multiple additions and multiplications.
1266 (adjust_accumulator_values): Emit accumulators.
1268 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1270 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1271 xmm register restore.
1273 2009-09-21 Jan Hubicka <jh@suse.cz>
1275 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1276 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1279 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1281 * stor-layout.c (layout_type): Remove obsolete code.
1283 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1286 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1288 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1291 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1292 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1293 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1294 * fold-const.c (const_binop): Likewise.
1295 * real.h (do_mpc_arg2): Update prototype.
1297 2009-09-20 Jan Hubicka <jh@suse.cz>
1299 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1300 (add_location_or_const_value_attribute): Rewrite using
1302 (tree_add_const_value_attribute): Return true if successful.
1303 (tree_add_const_value_attribute_for_decl): Likewise.
1305 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1306 (loc_descriptor): ... here;
1307 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1308 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1309 pool items that was not marked for output.
1310 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1311 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1312 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1313 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1314 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1315 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1316 DW_OP_stack_value to get address of items that are not available
1318 (dw_loc_list): Handle single element lists correctly.
1320 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1321 Pascal Obry <obry@adacore.com>
1323 * unwind-dw2-fde.c (classify_object_over_fdes):
1324 Cast the constant 1 to _Unwind_Ptr.
1325 (add_fdes): Likewise.
1326 (linear_search_fdes): Likewise.
1328 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1330 * stor-layout.c (set_sizetype): Avoid useless type copy.
1332 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1334 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1336 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1337 * configure, config.in: Regenerate.
1338 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1340 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1341 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1342 for global data if the output could be used in a shared library.
1343 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1344 to 0 if TARGET_WRITABLE_EH_FRAME.
1346 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1348 PR rtl-optimization/39886
1349 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1350 just when insn is equal to BB_END (bb).
1352 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1354 * config/mips/mips.opt (mrelax-pic-calls): New option.
1355 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1357 (mips_unspec_call): Change "unspec_call" expander into this.
1358 (mips_strip_unspec_call): New function.
1359 (mips_got_load): Call mips_unspec_call instead of
1360 gen_unspec_call<mode>.
1361 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1363 (mips_cfg_in_reorg): New function.
1364 (mips16_lay_out_constants): Use it to decide whether to call
1365 CFG-aware insn splitting.
1366 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1367 mips_reorg. Move DF set-up code from here ...
1368 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1370 (mips_reorg): Call mips_df_reorg instead of
1371 r10k_insert_cache_barriers. Move CFG set-up code here from
1372 r10k_insert_cache_barriers.
1373 (mips_call_expr_from_insn): New function.
1374 (mips_pic_call_symbol_from_set): Likewise.
1375 (mips_find_pic_call_symbol): Likewise.
1376 (mips_annotate_pic_call_expr): Likewise.
1377 (mips_get_pic_call_symbol): Likewise.
1378 (mips_annotate_pic_calls): Likewise.
1379 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1381 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1382 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1383 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1385 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1386 (unspec_call<mode>): Remove it.
1387 (sibcall_internal, sibcall_value_internal,
1388 sibcall_value_multiple_internal, call_internal, call_split,
1389 call_value_internal, call_value_split,
1390 call_value_multiple_internal, call_value_multiple_split): Pass
1391 SIZE_OPNO to MIPS_CALL.
1392 (call_internal_direct, call_direct_split,
1393 call_value_internal_direct, call_value_direct_split): Pass -1 as
1394 SIZE_OPNO to MIPS_CALL.
1395 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1396 * configure: Regenerate.
1397 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1398 and -mno-relax-pic-calls.
1399 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1401 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1404 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1405 in the directory this rule is called from, rather than the
1406 toplevel 'gcc' directory, to fix in-tree build.
1408 2009-09-19 Chris Demetriou <cgd@google.com>
1410 PR preprocessor/28435:
1411 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1412 to cpplib that the preprocessor output is needed.
1414 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1416 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1417 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1418 *return_and_restore_fpregs_<mode>,
1419 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1422 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1423 instead of assuming it has always a REG inside of it.
1425 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1427 * config/freebsd.h: Update comment on types.
1428 (WINT_TYPE): Define.
1430 2009-09-18 Jason Merrill <jason@redhat.com>
1432 * c.opt: Add -fno-deduce-init-list.
1434 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1436 * value-prof.c (interesting_stringop_to_profile_p): Added output
1437 argument to indicate which parameter is the size parameter.
1438 * value-prof.c (gimple_stringop_fixed_value): Use
1439 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1440 * value-prof.c (gimple_stringops_transform): Update call sites to
1441 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1443 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1446 From David Binderman <dcb314@hotmail.com>:
1447 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1448 local variable f. Remove stale comments.
1449 (ix86_compute_frame_layout): Remove useless local variable total_size.
1450 Remove #if 0'd code.
1451 (legitimate_address_p): Remove useless local variables
1452 reason_rtx and reason.
1453 (ix86_split_copysign_const): Remove useless local variable op1.
1454 (scale_counter): Remove useless local variable piece_size_mask.
1456 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1458 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1461 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1464 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1466 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1468 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1471 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1473 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1474 DW_OP_implicit_value even without dwarf_version 4.
1476 2009-09-17 Jan Hubicka <jh@suse.cz>
1478 * dwarf2out.c: Include tree-pass.h and gimple.h.
1479 (loc_list_plus_const): New function.
1480 (loc_descriptor_from_tree_1): Rename to ...
1481 (loc_descriptor_from_tree): ... remove original.
1482 (loc_list_from_tree): New function.
1483 (add_AT_location_description): Accept location list.
1484 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1485 (concatn_mem_loc_descriptor): Remove.
1486 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1488 (secname_for_decl): Move up.
1489 (hidden_reference_p): New function; break out from ...
1490 (loc_by_refernece): ... here; move up.
1491 (dw_loc_list): New function.
1492 (single_element_loc_list): New function.
1493 (single_element_loc_list_p): New function.
1494 (add_loc_descr_to_each): New function.
1495 (add_loc_list): New function.
1496 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1497 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1498 add diagnostics why expansion failed.
1499 (add_location_or_const_value_attribute): Support location lists.
1500 (add_bound_info): Likewise.
1501 (descr_info_loc): Update call of loc_descriptor_from_tree.
1502 (gen_variable_die): Work on location lists.
1503 * final.c (pass_final): Add dump file.
1504 * Makefile.in (dwarf2out.o): Add new dependencies.
1506 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1509 * real.c decimal_from_integer, decimal_integer_string): New.
1510 (real_from_integer): Use them as special case for decimal float.
1511 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1512 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1513 Do not append zero after the decimal point in string to convert.
1515 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1517 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1518 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1520 2009-09-17 Martin Jambor <mjambor@suse.cz>
1522 * common.opt (fipa-sra): New switch.
1523 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1524 * timevar.def (TV_IPA_SRA): New timevar.
1525 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1526 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1527 * tree-sra.c: Include cgraph.c.
1528 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1529 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1530 and grp_not_necessarilly_dereferenced.
1531 (func_param_count): New variable.
1532 (encountered_apply_args): New variable.
1533 (bb_dereferences): New variable.
1534 (final_bbs): New variable.
1535 (no_accesses_representant): New variable.
1536 (no_accesses_p): New function.
1537 (dump_access): Dump the new fields.
1538 (sra_initialize): Set encountered_apply_args to false.
1539 (get_ssa_base_param): New function.
1540 (mark_parm_dereference): New function.
1541 (create_access): Caring for INIDRECT_REFs and different handling of
1542 varialble length accesses in early IPA SRA. Store the stmt - a new
1543 parameter - to the new access.
1544 (build_access_from_expr_1): New parameter stmt, passed to
1545 create_access. Handle INDIRECT_REFs.
1546 (build_access_from_expr): Pass the current statement to
1547 build_access_from_expr_1.
1548 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1550 (build_accesses_from_assign): Pass the current statement to
1551 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1552 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1553 final_bbs when necessary. Check for calls to __builtin_apply_args.
1554 Fixup EH info if anythng was changed.
1555 (is_unused_scalar_param): New function.
1556 (ptr_parm_has_direct_uses): New function.
1557 (find_param_candidates): New function.
1558 (mark_maybe_modified): New function.
1559 (analyze_modified_params): New function.
1560 (propagate_dereference_distances): New function.
1561 (dump_dereferences_table): New function.
1562 (analyze_caller_dereference_legality): New function.
1563 (unmodified_by_ref_scalar_representative): New function.
1564 (splice_param_accesses): New function.
1565 (decide_one_param_reduction): New function.
1566 (enum ipa_splicing_result): New type.
1567 (splice_all_param_accesses): New function.
1568 (get_param_index): New function.
1569 (turn_representatives_into_adjustments): New function.
1570 (analyze_all_param_acesses): New function.
1571 (get_replaced_param_substitute): New function.
1572 (get_adjustment_for_base): New function.
1573 (replace_removed_params_ssa_names): New function.
1574 (sra_ipa_reset_debug_stmts): New function.
1575 (sra_ipa_modify_expr): New function.
1576 (sra_ipa_modify_assign): New function.
1577 (convert_callers): New function.
1578 (modify_function): New function.
1579 (ipa_sra_preliminary_function_checks): New function.
1580 (ipa_early_sra): New function.
1581 (ipa_early_sra_gate): New function.
1582 (pass_early_ipa_sra): New variable.
1583 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1585 2009-09-17 Michael Matz <matz@suse.de>
1588 * tree.c (build_type_attribute_qual_variant): Export.
1589 * tree.h (build_type_attribute_qual_variant): Declare.
1590 * tree-inline.c (remap_type_1): Use it to build variants with
1591 the original qualifiers and attributes.
1593 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1595 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1596 without a fallthrough edge.
1598 2009-09-16 DJ Delorie <dj@redhat.com>
1600 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1601 chip and ignore the "fast_interrupt" attribute if so.
1603 2009-09-16 Richard Henderson <rth@redhat.com>
1606 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1609 2009-09-16 Richard Henderson <rth@redhat.com>
1612 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1613 is set only if DECL_NO_STATIC_CHAIN is unset.
1614 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1615 (FOR_EACH_NEST_INFO): New.
1616 (walk_all_functions): Use it.
1617 (finalize_nesting_tree): Likewise.
1618 (unnest_nesting_tree): Likewise.
1619 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1620 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1621 (convert_gimple_call): Early out if gimple_call_chain already set.
1622 (convert_all_function_calls): Iterate until no new functions
1623 require a static chain.
1624 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1625 when building a trampoline. Use dump_function_to_file instead
1627 (lower_nested_functions): Open dump_file. Validate that decls
1628 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1629 bit reset by this pass.
1631 2009-09-16 Michael Matz <matz@suse.de>
1634 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1635 shorten decl_common_unused.
1636 (DECL_RESTRICTED_P): New accessor.
1637 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1638 to disambiguate marked decls and restrict pointers.
1640 2009-09-16 Richard Henderson <rth@redhat.com>
1643 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1645 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1647 * integrate.c (set_block_abstract_flags): Call
1648 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1650 2009-09-16 Richard Guenther <rguenther@suse.de>
1653 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1656 2009-09-16 DJ Delorie <dj@redhat.com>
1657 Kaz Kojima <kkojima@gcc.gnu.org>
1659 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1660 (sh_expand_prologue): Update calls to output_stack_adjust.
1661 (sh_expand_epilogue): Likewise.
1663 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1666 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1667 trying to limit the extent of searches in the insn stream.
1669 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1670 Jakub Jelinek <jakub@redhat.com>
1674 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1676 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1677 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1678 (rs6000_savres_strategy): Always save FP registers inline if the
1679 target doesn't support hardware double-precision. Set the above
1680 bits in return value when needed.
1681 (rs6000_savres_routine_sym): Fix computation for cache selector.
1682 Mark the generated symbol as a function. Rename exitp argument to
1683 lr. Move code for determining the name of the symbol...
1684 (rs6000_savres_routine_name): ...here. New function. Add cases for
1685 getting the names right on AIX and 64-bit Linux.
1686 (savres_routine_name): New variable.
1687 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1688 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1689 on what the target routine uses as a base register. If savep && lr
1690 describe saving of r0 into memory slot.
1691 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1692 line calls for AIX ABI.
1693 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1694 determine FP save/restore functions.
1695 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1696 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1698 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1699 Duplicate restoration of LR and execute the appropriate one
1700 depending on whether GPRs are being restored inline. Set r11 from
1701 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1702 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1703 Fix out of line calls for AIX ABI.
1704 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1706 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1708 (*restore_gpregs_spe): Likewise.
1709 (*return_and_restore_gpregs_spe): Likewise.
1710 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1711 Define to empty string unconditionally.
1712 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1713 Define to empty string unconditionally.
1714 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1717 2009-09-15 Jan Hubicka <jh@suse.cz>
1719 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1720 * params.def (inline-insns-auto): Likewise.
1722 2009-09-15 Martin Jambor <mjambor@suse.cz>
1724 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1725 individual statements only at TDF_DETAILS dump level. Format
1726 source for 80 characters per line.
1728 2009-09-15 Christian Bruel <christian.bruel@st.com>
1730 * regrename.c (do_replace): Update REG_DEAD notes.
1732 2009-09-15 Revital Eres <eres@il.ibm.com>
1734 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1735 * targhooks.c (default_builtin_support_vector_misalignment):
1736 New builtin function.
1737 * targhooks.h (default_builtin_support_vector_misalignment):
1739 * target.h (builtin_support_vector_misalignment):
1740 New field in struct gcc_target.
1741 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1742 new builtin function.
1743 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1745 * config/rs6000/rs6000.c
1746 (rs6000_builtin_support_vector_misalignment): New function.
1747 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1749 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1751 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1753 (bfin_optimize_loop): Likewise.
1754 (bfin_gen_bundles): Likewise.
1755 (workaround_speculation): Likewise.
1756 (find_load): Return NULL_RTX for debug_insn.
1758 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1760 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1763 2009-09-14 DJ Delorie <dj@redhat.com>
1765 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1766 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1769 2009-09-14 Richard Henderson <rth@redhat.com>
1770 Jakub Jelinek <jakub@redhat.com>
1772 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1773 * cfgbuild.c (make_edges): Handle asm goto.
1774 * cfglayout.c (fixup_reorder_chain): Likewise.
1775 * cfgrtl.c (patch_jump_insn): Likewise.
1776 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1777 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1778 (gimple_build_asm_vec): Add and use labels parameter.
1779 (gimple_build_asm): Remove.
1780 (walk_gimple_asm): Walk labels too.
1781 * gimple.def (GIMPLE_ASM): Update docs.
1782 * gimple.h: Update decls.
1783 (struct gimple_statement_asm): Change nc to use unsigned char;
1785 (gimple_asm_nlabels): New.
1786 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1787 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1788 into gimple_build_asm_vec.
1789 * jump.c (mark_jump_label_asm): New.
1790 (mark_jump_label): Use it.
1791 (redirect_jump_1): Handle asm goto.
1792 (invert_jump_1): Soft fail if X is null.
1793 * recog.c (extract_asm_operands): New.
1794 (asm_noperands): Use it; handle asm labels.
1795 (decode_asm_operands): Use extract_asm_operands.
1796 (asm_operand_ok): Properly handle empty string.
1797 * reg-stack.c (get_asm_operands_in_out): Rename from
1798 get_asm_operand_n_inputs; use extract_asm_operands; return both
1799 inputs and outputs by reference; update all callers.
1800 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1801 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1802 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1803 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1804 (extract_asm_operands): Declare.
1805 * stmt.c (expand_asm_operands): Add and use labels parameter.
1806 (check_unique_operand_names): Likewise.
1807 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1808 (expand_asm_stmt): Handle asm labels.
1809 * tree-cfg.c (make_gimple_asm_edges): New.
1810 (make_edges): Use it.
1811 (cleanup_dead_labels): Handle asm labels.
1812 (is_ctrl_altering_stmt): Likewise.
1813 (gimple_redirect_edge_and_branch): Likewise.
1814 * tree.def (ASM_EXPR): Add 5th operand.
1815 * tree.h (ASM_LABELS): New.
1816 (resolve_asm_operand_names): Update decl.
1818 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1819 (c_parser_asm_goto_operands): New.
1820 * c-tree.h (build_asm_expr): Update decl.
1821 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1822 * doc/extend.texi: Document asm goto.
1824 2009-09-14 Richard Henderson <rth@redhat.com>
1826 * except.h: Update declarations.
1827 (struct pointer_map_t): Forward declare.
1828 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1829 (struct eh_landing_pad_d, eh_landing_pad): New.
1830 (struct eh_catch_d, eh_catch): New.
1831 (struct eh_region_d): Remove next_region_sharing_label, aka,
1832 label, tree_label, landing_pad, post_landing_pad, resume,
1833 may_contain_throw. Rename region_number to index. Remove
1834 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1835 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1836 (VEC(eh_landing_pad,gc)): New.
1837 (struct eh_status): Remove last_region_number. Add lp_array,
1838 throw_stmt_table, ttype_data, ehspec_data.
1839 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1840 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1841 * except.c (lang_protect_cleanup_actions): Return tree.
1842 (struct ehl_map_entry): Remove.
1843 (init_eh_for_function): Push zero entries for region and lp_array.
1844 (gen_eh_region): Add to region_array immediately.
1845 (gen_eh_region_catch): Operate on eh_catch objects.
1846 (gen_eh_landing_pad): New.
1847 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1848 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1849 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1850 (get_eh_landing_pad_from_number_fn): New.
1851 (get_eh_landing_pad_from_number): New.
1852 (get_eh_region_from_lp_number_fn): New.
1853 (get_eh_region_from_lp_number): New.
1854 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1855 (get_exception_pointer, get_exception_filter): Remove.
1856 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1857 (current_function_has_exception_handlers): Simplify.
1858 (bring_to_root, eh_region_replaceable_by_p): Remove.
1859 (replace_region, hash_type_list, hash_eh_region): Remove.
1860 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1861 (label_to_region_map, num_eh_regions): Remove.
1862 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1863 (find_exception_handler_labels): Remove.
1864 (duplicate_eh_regions_0, find_prev_try): Remove.
1865 (struct duplicate_eh_regions_data): New.
1866 (duplicate_eh_regions_1): Rewrite.
1867 (duplicate_eh_regions): Return a pointer map instead of an
1869 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1870 (redirect_eh_edge_to_label): Remove.
1871 (eh_region_outermost): Rewrite using eh_region pointers
1872 instead of integers.
1873 (add_ttypes_entry): Update for ttype_data move to eh_status.
1874 (add_ehspec_entry): Rewrite with VEC instead of varray.
1875 (assign_filter_values): Likewise. Export.
1876 (build_post_landing_pads, connect_post_landing_pads): Remove.
1877 (dw2_build_landing_pads): Rewrite to use lp_array.
1878 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1879 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1880 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1881 (sjlj_mark_call_sites): Update for landing pad numbers.
1882 (finish_eh_generation): Rewrite.
1883 (gate_handle_eh): Do nothing for no eh tree.
1884 (pass_rtl_eh): Move up near finish_eh_generation.
1885 (remove_eh_landing_pad): New.
1886 (remove_eh_handler): Export.
1887 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1888 (for_each_eh_label): Rewrite to use lp_array.
1889 (make_reg_eh_region_note): New.
1890 (make_reg_eh_region_note_nothrow_nononlocal): New.
1891 (insn_could_throw_p): New.
1892 (copy_reg_eh_region_note_forward): New.
1893 (copy_reg_eh_region_note_backward): New.
1894 (check_handled, add_reachable_handler): Remove.
1895 (reachable_next_level, foreach_reachable_handler): Remove.
1896 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1897 (get_eh_region_and_lp_from_rtx): New.
1898 (get_eh_region_from_rtx): New.
1899 (can_throw_internal_1, can_throw_external_1): Remove.
1900 (can_throw_internal): Use get_eh_region_from_rtx.
1901 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1902 (insn_nothrow_p, can_nonlocal_goto): New.
1903 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1904 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1905 (add_action_record): Use VEC not varray.
1906 (collect_one_action_chain): Update for eh_region changes.
1907 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1908 Use get_eh_region_and_lp_from_rtx.
1909 (gate_convert_to_eh_region_ranges): New.
1910 (pass_convert_to_eh_region_ranges): Use it.
1911 (push_uleb128, push_sleb128): Use VEC not varray.
1912 (output_one_function_exception_table): Likewise.
1913 (dump_eh_tree): Update for eh_region changes.
1914 (verify_eh_tree): Likewise.
1915 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1916 * tree-eh.c: Include target.h.
1917 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1918 Don't disallow GIMPLE_RESX; adjust argument check.
1919 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1920 (record_stmt_eh_region): Update for landing pad numbers;
1921 generate a landing pad if necessary.
1922 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1923 (remove_stmt_from_eh_lp_fn): Similarly.
1924 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1925 Update for lp numbers; don't special case missing throw_stmt_table.
1926 (lookup_expr_eh_lp): Similarly.
1927 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1928 (eh_seq, eh_region_may_contain_throw): New.
1929 (struct leh_state): Add ehp_region.
1930 (struct leh_tf_state): Remove eh_label.
1931 (emit_post_landing_pad): New.
1932 (emit_resx, emit_eh_dispatch): New.
1933 (note_eh_region_may_contain_throw): New.
1934 (frob_into_branch_around): Take eh_region not eh label;
1935 emit eh code into eh_seq.
1936 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1937 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1938 lower_eh_must_not_throw. Emit code to eh_seq.
1939 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1940 (lower_try_finally_onedest): Likewise.
1941 (lower_try_finally_copy): Likewise.
1942 (lower_try_finally_switch): Likewise.
1943 (lower_try_finally): Initialize ehp_region.
1944 (lower_catch): Update for eh_catch objects.
1945 (lower_eh_filter): Don't handle must_not_throw.
1946 (lower_eh_must_not_throw): New.
1947 (lower_cleanup): Don't set eh_label.
1948 (lower_eh_constructs_2): Resolve eh builtins.
1949 Handle GIMPLE_EH_MUST_NOT_THROW.
1950 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1951 Add eh_seq to the end of the function body.
1952 (make_eh_dispatch_edges): New.
1953 (make_eh_edge): Remove.
1954 (make_eh_edges): Simplify for landing pads.
1955 (redirect_eh_edge_1): New.
1956 (redirect_eh_edge): Use it.
1957 (redirect_eh_dispatch_edge): New.
1958 (stmt_could_throw_p): Use a switch. Allow RESX.
1959 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1960 (stmt_can_throw_internal): Likewise.
1961 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1962 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1963 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1964 (gate_refactor_eh): New.
1965 (pass_refactor_eh): Use it.
1966 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1967 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1968 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1969 (remove_unreachable_handlers): Rename from
1970 tree_remove_unreachable_handlers; rewrite for landing pads;
1971 call remove_eh_handler directly.
1972 (remove_unreachable_handlers_no_lp): New.
1973 (unsplit_eh, unsplit_all_eh): New.
1974 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1975 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1976 (cleanup_empty_eh_unsplit): New.
1977 (cleanup_empty_eh): Rewrite.
1978 (cleanup_all_empty_eh): New.
1979 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1980 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1981 (gate_cleanup_eh): New.
1982 (pass_cleanup_eh): Use it.
1983 (verify_eh_edges): Move later in file. Expect one EH edge.
1984 (verify_eh_dispatch_edge): New.
1986 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1987 (gtype-desc.o): Add TARGET_H.
1988 (tree.o): Use EXCEPT_H, not except.h.
1989 (cfgbuild.o): Add EXPR_H.
1990 (GTFILES): Add vecprim.h.
1991 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1992 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1993 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1994 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1995 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1996 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1997 calls to can_throw_internal.
1998 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1999 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2000 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2001 (expand_gimple_stmt): Use make_reg_eh_region_note.
2002 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2003 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2004 or find_exception_handler_labels.
2005 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2006 there is exacly one EH edge. Use can_nonlocal_goto and
2008 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2009 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2010 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2011 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2012 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2013 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2014 * dse.c (scan_insn): Use insn_could_throw_p.
2015 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2016 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2017 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2018 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2019 EXC_PTR_EXPR or FILTER_EXPR.
2020 (tree_expr_nonzero_warnv_p): Likewise.
2021 * function.h: Include vecprim.h, not varray.h
2022 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2023 move ttype_data and ehspec_data members to struct eh_status; change
2024 action_record_data member to a VEC.
2025 * gcse.c (hash_scan_set): Use can_throw_internal.
2026 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2027 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2028 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2029 (block_may_fallthru): Don't handle RESX_EXPR.
2030 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2031 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2032 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2033 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2034 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2035 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2036 (gimple_size): Likewise.
2037 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2038 (gimple_build_resx): Use gimple_build_with_ops.
2039 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2040 (is_gimple_val): Likewise.
2041 (is_gimple_stmt): Remove RESX_EXPR.
2042 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2043 (GIMPLE_RESX): Reorder with other EH constructs.
2044 * gimple.h (struct gimple_statement_eh_mnt): New.
2045 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2046 (gimple_eh_filter_must_not_throw): Remove.
2047 (gimple_eh_filter_set_must_not_throw): Remove.
2048 (gimple_eh_must_not_throw_fndecl): New.
2049 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2050 (is_gimple_resx): New.
2051 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2052 Don't copy EH_FILTER_MUST_NOT_THROW.
2053 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2054 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2055 handle must_not_throw_labels specially.
2056 * ipa-pure-const.c (check_call): Update debug statement for LP.
2057 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2058 * ipa-utils.c (get_base_var): Likewise.
2059 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2060 * lower-subreg.c (move_eh_region_note): Remove.
2061 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2062 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2063 (create_task_copyfn): Likewise.
2064 (maybe_catch_exception): Use gimple_build_eh_filter.
2065 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2066 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2067 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2068 and pass_lower_resx.
2069 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2070 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2071 can_throw_internal, can_nonlocal_goto.
2072 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2073 copy_reg_eh_region_note_forward.
2074 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2075 (emit_output_reload_insns): Likewise.
2076 (copy_eh_notes): Remove.
2077 * rtl.def (RESX): Remove.
2078 * rtl.h: Update declarations.
2079 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2080 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2081 (update_eh_label): Remove.
2082 (cleanup_dead_labels_eh): New.
2083 (cleanup_deal_labels): Use it instead of update_eh_label.
2084 (gimple_merge_blocks): Update landing pad data structure when
2085 removing a landing pad label.
2086 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2087 test; handle GIMPLE_EH_MUST_NOT_THROW.
2088 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2089 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2090 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2091 (verify_stmt): Likewise. Verify landing pads.
2092 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2093 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2094 (struct move_stmt_d): Add eh_map.
2095 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2096 (move_stmt_r): Remap eh region numbers in builtin calls,
2097 resx and eh_dispatch.
2098 (move_block_to_fn): Remove eh_offset parameter. Use
2099 maybe_duplicate_eh_stmt_fn.
2100 (find_outermost_region_in_block): Operate on eh_region pointers
2101 instead of region numbers.
2102 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2103 duplicate_eh_regions.
2104 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2105 test earlier. Disallow EH landing pads.
2106 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2107 * tree-flow.h: Update declarations.
2108 (struct tree_ann_common_d): Replace rn with lp_nr.
2109 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2110 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2111 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2112 resx and eh_dispatch.
2113 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2114 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2115 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2116 from duplicate_eh_regions.
2117 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2118 update RESX; handle EH_DISPATCH.
2119 (expand_call_inline): Set eh_lp_nr, not eh_region.
2120 (maybe_inline_call_in_expr): Likewise.
2121 * tree-inline.h (struct copy_body_data): Replace eh_region with
2122 eh_lp_nr, eh_region_offset with eh_map.
2123 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2124 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2125 * tree-pretty-print.c (dump_generic_node): Don't handle
2126 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2127 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2128 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2129 EXC_PTR_EXPR, FILTER_EXPR.
2130 * tree-ssa-operands.c (get_expr_operands): Likewise.
2131 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2132 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2133 (ao_ref_init_from_vn_reference): Likewise.
2134 * tree-ssa-sink.c (statement_sink_location): Likewise.
2135 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2136 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2137 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2138 EXC_PTR_EXPR, FILTER_EXPR.
2139 (is_exception_related): Remove.
2140 (compute_avail): Don't call it.
2141 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
2142 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
2143 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
2144 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
2146 (build_resx): Remove.
2147 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
2148 * tree.h: Update declarations.
2149 (EH_FILTER_MUST_NOT_THROW): Remove.
2150 (struct tree_label_decl): Add eh_landing_pad_nr.
2151 (EH_LANDING_PAD_NR): New.
2152 * value-prof.c (gimple_ic): Tidy variable names. Update for
2153 landing pad numbers.
2154 (gimple_stringop_fixed_value): Tidy variable names. Assert
2155 that neither call stmt can throw.
2156 * vecprim.h (uchar): New.
2157 (VEC(uchar,heap), VEC(uchar,gc)): New.
2159 * c-common.c (c_define_builtins): Update call to
2160 build_common_builtin_nodes.
2161 * c-parser.c (c_parse_file): Don't call
2162 default_init_unwind_resume_libfunc.
2164 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2166 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2167 (mips_cprestore_address_p): Likewise.
2168 (mips_save_gp_to_cprestore_slot): Likewise.
2169 (mips_restore_gp): Rename to...
2170 (mips_restore_gp_from_cprestore_slot): ...this.
2171 (mips_must_initialize_gp_p): Declare.
2172 (mips_emit_save_slot_move): Likewise.
2173 (mips_output_load_label): Return nothing.
2174 (mips_eh_uses): Declare.
2175 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2176 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2177 (TARGET_ABSOLUTE_JUMPS): Likewise.
2178 (EH_USES): Likewise.
2179 (FIRST_PSEUDO_REGISTER): Update comment.
2180 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
2181 (MIPS_CALL): ...here.
2182 (REGISTER_NAMES): Add $cprestore.
2183 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
2184 Add load_label_length, has_inflexible_gp_insn_p,
2185 has_flexible_gp_insn_p, must_initialize_gp_p and
2186 must_restore_gp_when_clobbered_p.
2187 (mips_expand_call): Don't generate split instructions here.
2188 (mips_split_call): Update the call to mips_restore_gp after
2189 the above name change.
2190 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
2191 (mips_find_gp_ref): New function.
2192 (mips_insn_has_inflexible_gp_ref_p): Likewise.
2193 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2194 (mips_insn_has_flexible_gp_ref_p): Likewise.
2195 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2196 (mips_function_has_gp_insn): Delete.
2197 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2198 Use the new functions above. Only return INVALID_REGNUM
2199 for TARGET_ABSOLUTE_JUMPS.
2200 (mips_must_initialize_gp_p): New function.
2201 (mips_get_cprestore_base_and_offset): New function, extracted from...
2202 (mips_cprestore_slot): ...here. Take a bool parameter.
2203 (mips_cfun_has_cprestore_slot_p): New function.
2204 (mips_cprestore_address_p): Likewise.
2205 (mips_save_gp_to_cprestore_slot): Likewise.
2206 (mips_restore_gp): Rename to...
2207 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2208 epilogue_completed. Update the call to mips_cprestore_slot.
2209 Test cfun->machine->must_restore_gp_when_clobbered_p.
2210 (mips_direct_save_slot_move_p): New function.
2211 (mips_emit_save_slot_move): Likewise.
2212 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2213 of cfun->machine->global_pointer.
2214 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2215 (mips_save_reg): Use mips_emit_save_slot_move.
2216 (mips_expand_prologue): Set must_initialize_gp_p.
2217 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2218 for all cprestore saves. Emit a use_cprestore instruction after
2219 setting up the cprestore slot.
2220 (mips_restore_reg): Use mips_emit_save_slot_move.
2221 (mips_process_load_label): New function.
2222 (mips_load_label_length): Likewise.
2223 (mips_output_load_label): Don't return asm: output it here instead.
2224 Use mips_process_load_label.
2225 (mips_adjust_insn_length): Adjust the length of branch instructions
2226 that have length MAX_PIC_BRANCH_LENGTH.
2227 (mips_output_conditional_branch): Update the call to
2228 mips_output_load_label. Assume the branch target is OPERANDS[0]
2229 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2230 (mips_output_order_conditional_branch): Swap the meaning of
2231 OPERANDS[0] and OPERANDS[1].
2232 (mips_variable_issue): Don't count ghost instructions.
2233 (mips_expand_ghost_gp_insns): New function.
2234 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2235 (mips_output_mi_thunk): Set must_initialize_gp_p.
2236 (mips_eh_uses): New function.
2237 * config/mips/predicates.md (cprestore_save_slot_operand)
2238 (cprestore_load_slot_operand): New predicates.
2239 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2240 (UNSPEC_MOVE_GP): Likewise.
2241 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2242 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2243 (CPRESTORE_SLOT_REGNUM): New register.
2244 (MAX_PIC_BRANCH_LENGTH): New constant.
2245 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2246 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2247 branches. Fix commentary.
2248 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2249 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2250 Change type to "ghost".
2251 (loadgp_absolute_<mode>): Likewise.
2252 (loadgp_rtp_<mode>): Likewise.
2253 (copygp_mips16): Likewise.
2254 (loadgp_blockage): Remove redundant mode attribute.
2255 (potential_cprestore): New instruction.
2256 (cprestore): Turn into an unspec set.
2257 (use_cprestore): New instruction.
2258 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2259 (*branch_fp_inverted): Likewise.
2260 (*branch_order<mode>): Likewise.
2261 (*branch_order<mode>_inverted): Likewise.
2262 (*branch_equality<mode>): Likewise.
2263 (*branch_equality<mode>_inverted): Likewise.
2264 (*branch_bit<bbv><mode>): Likewise.
2265 (*branch_bit<bbv><mode>_inverted): Likewise.
2266 (*branch_equality<mode>_mips16): Remove redundant mode.
2267 (jump): Turn into a define_expand.
2268 (*jump_absolute): New instruction.
2269 (*jump_pic): Likewise.
2270 (*jump_mips16): Rename previously-unnamed pattern. Remove
2271 redundant mode attribute.
2272 (restore_gp): Split on epilogue_completed rather than
2273 reload_completed. Change type to "ghost".
2274 (move_gp<mode>): New instruction.
2275 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2276 Remove redundant mode attribute.
2277 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2278 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2279 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2281 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2284 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2285 are returned in the same register (vs34 or v2) that Altivec vector
2286 types are returned in.
2287 (rs6000_libcall_value): Ditto.
2290 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2291 instead of explicit addsi3/adddi3 calls.
2292 (rs6000_split_multireg_move): Ditto.
2293 (rs6000_emit_allocate_stack): Ditto.
2294 (rs6000_emit_prologue): Ditto.
2295 (rs6000_output_mi_thunk): Ditto.
2297 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2298 size is 64 bits if we can use 64-bit registers.
2300 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2302 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2305 From Jie Zhang <jie.zhang@analog.com>:
2306 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2307 save FP and RETS with saveall attribute.
2308 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2309 with saveall attribute.
2311 * config/bfin/bfin.c (bfin_expand_builtin,
2312 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2315 From Jie Zhang <jie.zhang@analog.com>:
2316 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2317 before use in two places.
2318 * config/bfin/bfin.md (AREG): Define mode iterator.
2319 (reload_in, reload_out): Use mode iterator AREG.
2321 2009-09-14 Richard Guenther <rguenther@suse.de>
2324 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2325 EH personality path.
2327 2009-09-13 Richard Guenther <rguenther@suse.de>
2328 Rafael Avila de Espindola <espindola@google.com>
2330 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2331 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2332 (LANG_HOOKS_INITIALIZER): Adjust.
2333 (lhd_pass_through_t): Declare.
2334 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2336 * langhooks.c (lhd_pass_through_t): New function.
2337 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2338 dwarf2out_begin_prologue): Use personality from current_function_decl.
2339 * expr.h (get_personality_function): Declare.
2340 * expr.c (get_personality_function): New function.
2341 (build_personality_function): Likewise.
2342 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2343 (eh_personality_libfunc): Remove.
2344 * optabs.c (build_libfunc_function): New function split out from ...
2345 (init_one_libfunc): ... here.
2346 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2347 (tree_function_decl): Add personality.
2348 (lhd_gcc_personality): Declare.
2349 (build_personality_function): Likewise.
2350 * tree.c (gcc_eh_personality_decl): New.
2351 (lhd_gcc_personality): New function.
2352 * except.h (lang_eh_runtime_type): Remove.
2353 (enum eh_personality_kind): New.
2354 (build_personality_function): Declare.
2355 (function_needs_eh_personality): Declare.
2356 * except.c (lang_eh_runtime_type): Remove.
2357 (function_needs_eh_personality): New function.
2358 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2359 (sjlj_emit_function_enter, output_function_exception_table):
2360 Use personality from current_function_decl.
2361 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2362 * tree-inline.c (tree_can_inline_p): Do not inline across different
2364 (expand_call_inline): Likewise. Adjust the callers EH personality.
2365 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2366 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2367 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2368 (c-parser.o): Likewise
2369 * c-tree.h (c_eh_initialized_p): Remove.
2370 (c_maybe_initialize_eh): Likewise.
2371 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2372 (finish_decl): Don't call c_maybe_initialize_eh.
2373 (c_eh_initialized_p): Remove.
2374 (c_maybe_initialize_eh): Likewise.
2375 * c-parser.c (c_parser_omp_construct): Likewise.
2376 (c_parse_file): Initialize exception handling.
2378 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2380 * config.gcc (tm_file): Remove i386/biarch32.h
2381 for i?86-w64-mingw* case.
2382 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2384 * config.host: Set for x64 mingw the option
2385 use_long_long_for_widest_fast_int to yes.
2387 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2389 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2390 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2391 (dbxout_begin_function): Likewise.
2392 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2393 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2394 set on the function.
2395 (final_end_function): Likewise.
2396 (final_scan_insn): Likewise.
2397 (rest_of_handle_final): Likewise.
2398 * varasm.c (assemble_start_function): Likewise.
2399 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2401 2009-09-12 Jason Merrill <jason@redhat.com>
2403 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2404 * opts.c (common_handle_option): constify.
2406 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2408 * doc/install.texi (avr): Remove obsolete reference site.
2410 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2412 * doc/install.texi (Binaries): Adjust AIX link.
2414 2009-09-12 Akim Demaille <demaille@gostai.com>
2416 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2417 Use an imperative sentence.
2419 2009-09-11 Richard Henderson <rth@redhat.com>
2421 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2422 structure-name and has-tree-operands arguments; update all entries.
2423 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2425 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2426 (gsstruct_code_size): New.
2427 (gss_for_code_): New.
2428 (gss_for_code): Remove.
2429 (gimple_size): Rewrite using gsstruct_code_size.
2430 (gimple_statement_structure): Move to gimple.h.
2431 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2432 (gss_for_code, gimple_statement_structure): New.
2433 (gimple_ops): Use new arrays; tidy.
2435 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2437 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2438 operand to be a PLUS expression.
2439 * config/pa/pa.c (pa_secondary_reload): Likewise.
2441 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2443 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2445 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2448 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2450 From Jie Zhang <jie.zhang@analog.com>:
2451 * doc/extend.texi (node Function Attributes): Document l2
2453 (node Blackfin Variable Attributes): Document l2 variable attributes.
2455 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2457 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2458 to match the system compiler's configuration at inflection point.
2459 Add comment to remark a remaining difference with system compiler.
2461 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2462 * configure: Regenerate.
2464 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2466 From Jie Zhang <jie.zhang@analog.com>:
2467 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2468 (bfin_handle_l2_attribute): New.
2469 (bfin_attribute_table): Add l2 attribute.
2471 2009-09-11 Michael Matz <matz@suse.de>
2474 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2475 on the local_decls list.
2477 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2481 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2483 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2484 for VALUEs, to implement the documented interface.
2485 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2486 Adjust for VALUEs and anything else, to implement the
2487 documented interface.
2489 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2491 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2492 with actual SPE/paired vector modes before using 64-bit alignment.
2493 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2495 2009-09-10 DJ Delorie <dj@redhat.com>
2497 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2500 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2501 * config/mep/mep.c (mep_legitimate_constant_p): New.
2502 * config/mep/mep-protos.h: Prototype it.
2504 2009-09-10 Richard Henderson <rth@redhat.com>
2506 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2508 2009-09-10 Jason Merrill <jason@redhat.com>
2510 * tree.c (chain_index): New fn.
2511 * tree.h: Declare it.
2513 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2515 * config/sol2-c.c (cmn_err_length_specs): Initialize
2516 scalar_identity_flag.
2518 2009-09-10 Richard Henderson <rth@redhat.com>
2520 * tree.h (struct tree_decl_common): Move align member earlier;
2521 move label_decl_uid member ...
2522 (struct tree_label_decl): ... here.
2523 (LABEL_DECL_UID): Update to match.
2525 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2528 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2529 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2531 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2532 dest_prev if the edge is complex.
2534 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2536 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2537 loop latch tests earlier.
2539 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2540 before GIMPLE_RETURN, not after its predecessor; insert
2543 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2544 gimple_seq_empty_p to test for no PHI nodes.
2545 * tree-cfg.c (split_critical_edges): Likewise.
2547 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2549 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2551 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2552 introduced by the VTA branch merge.
2554 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2556 * ira-conflicts.c: Use fputs or putc instead of fprintf
2560 * tree-switch-conversion.c: Ditto.
2562 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2564 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2565 introduced by the VTA branch merge.
2567 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2570 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2572 PR rtl-optimization/39779
2573 * expr.c (convert_modes): Return when mode == oldmode after
2574 CONST_INTs are processed.
2576 2009-09-10 Nick Clifton <nickc@redhat.com>
2578 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2579 attribute and referring decl when creating renamed symbol.
2581 2009-09-10 Richard Guenther <rguenther@suse.de>
2584 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2586 (cgraph_finalize_compilation_unit): Compute reachability
2587 before emitting thunks. Properly process aliases before
2588 possibly removing unreachable nodes.
2590 2009-09-10 Richard Guenther <rguenther@suse.de>
2593 * tree.c (struct free_lang_data_d): Add worklist member.
2594 (find_decls_types_r): Push onto the worklist instead of recursing.
2595 Handle TREE_BINFOs properly.
2596 (find_decls_types): New function wrapped around find_decls_types_r
2597 to process the worklist.
2598 (find_decls_types_in_eh_region): Use it.
2599 (find_decls_types_in_node): Likewise.
2600 (find_decls_types_in_var): Likewise.
2601 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2602 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2603 (AGGREGATE_TYPE_P): Adjust.
2605 2009-09-09 Jason Merrill <jason@redhat.com>
2607 * configure.ac: Check glibc version even if we have an in-tree
2610 2009-09-09 Anthony Green <green@moxielogic.com>
2612 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2613 the constant 0 when appropriate.
2614 * config/moxie/constraints.md: Add constraint O.
2616 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2617 to pass up to 6 32-bit argument values in registers.
2618 (moxie_function_arg): Ditto.
2619 (moxie_arg_partial_bytes): Ditto.
2620 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2621 (REG_PARM_STACK_SPACE): Ditto.
2622 (FUNCTION_ARG_REGNO_P): Ditto.
2624 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2625 instruction to allocate stack space.
2627 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2629 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2630 unnecessarily stringent constraints. Fix address
2631 calculation in the splitters.
2633 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2635 PR rtl-optimization/39779
2636 * expr.c (convert_modes): Return when mode == oldmode after
2637 CONST_INTs are processed.
2639 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2642 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2643 (ix86_expand_prologue): Take frame.padding0 into logic of
2645 (ix86_expand_epilogue): Likewise.
2647 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2649 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2651 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2652 * config/t-slibgcc-libgcc: New file.
2653 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2655 2009-09-09 Martin Jambor <mjambor@suse.cz>
2657 PR tree-optimization/41089
2658 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2661 2009-09-09 Richard Henderson <rth@redhat.com>
2663 * gimple.h (CASE_GIMPLE_OMP): New.
2664 (is_gimple_omp): Use it.
2665 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2666 (verify_gimple_debug): Likewise.
2668 2009-09-09 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/41101
2671 * tree-ssa-pre.c (maximal_set): Remove.
2672 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2673 Defer all blocks we didn't visit at least one successor.
2674 (add_to_exp_gen): Do not add to the maximal set.
2675 (make_values_for_phi): Likewise.
2676 (compute_avail): Likewise.
2677 (init_pre): Do not allocate the maximal set.
2678 (execute_pre): Do not dump it.
2680 2009-09-09 Martin Jambor <mjambor@suse.cz>
2682 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2683 an SSA_NAME rather than a is_gimple_variable.
2685 2009-09-09 Richard Guenther <rguenther@suse.de>
2688 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2689 code dealing with plain pointer bases.
2690 (maybe_fold_offset_to_reference): Likewise.
2691 (maybe_fold_stmt_addition): Adjust.
2693 2009-09-09 Richard Guenther <rguenther@suse.de>
2695 * tree.c (free_lang_data_in_type): Do not free the type variant
2697 (free_lang_data): Merge char_type_node with its properly signed
2699 (pass_ipa_free): Collect after freeing language specific data.
2701 2009-09-09 Michael Matz <matz@suse.de>
2704 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2705 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2706 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2709 2009-09-08 DJ Delorie <dj@redhat.com>
2711 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2713 2009-09-04 Jason Merrill <jason@redhat.com>
2715 * tree.c (tree_find_value): Remove.
2716 * tree.h: Remove prototype.
2717 * varasm.c (assemble_external): Use value_member instead.
2719 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2721 * toplev.c (process_options): Choose default debugging type when
2722 gtoggle enables debug info and type is unset.
2724 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2728 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2731 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2733 * configure: Rebuilt with modified libtool.m4.
2735 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2740 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2742 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2744 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2745 (remove_statement): Likewise.
2746 (rewrite_use_nonlinear_expr): Adjust.
2747 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2748 * tree-ssa.c (release_defs_bitset): ... this. New.
2749 * tree-flow.h (release_defs_bitset): Declare.
2751 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2754 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2755 in the middle block.
2757 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2759 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2760 via intptr_t to long type.
2761 (insert_operand_rank): Cast long type via intptr_t to
2763 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2765 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2766 from pointer to unsigned via uintptr_t.
2768 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2769 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2771 * configure: Regenerated.
2772 * config.in: Regenerated
2773 * system.h (stdint.h): Add include.
2774 (inttypes.h): Likewise.
2775 * Makefile.in (aclocal): Add config/stdint.m4.
2776 * aclocal.m4: Regenerated.
2778 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2780 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2782 (note_np_check_stores): New function.
2783 (harmless_null_pointer_p): New function.
2784 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2785 changed. Take into account whether we're in the shadow of a condjump
2786 that tested NP_REG for NULL.
2787 Lose all code that tested for SEQUENCEs.
2788 (workaround_speculation): Avoid inserting NOPs for loads that are
2789 either always executed or a NULL pointer.
2791 2009-09-08 Jan Hubicka <jh@suse.cz>
2793 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2794 * params.def (early-inlining-insns): Likewise.
2796 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2798 PR rtl-optimization/41239
2799 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2800 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2802 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2803 across calls, as the calls might not always return normally.
2804 (call_may_noreturn_p): New function.
2805 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2806 (init_deps): Initialize it.
2807 (remove_from_deps): Also remove calls from
2808 last_function_call_may_noreturn list.
2810 2009-09-07 Richard Henderson <rth@redhat.com>
2812 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2813 more VR->OPERANDS than LHS operands. Free LHS before returning.
2815 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2817 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2818 (attr "addrtype"): New member "spreg".
2819 Use it if mem_spfp_address_operand is true for the address.
2820 (attr "type"): New entry "stall".
2821 (cpu_unit "load"): New.
2822 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2824 (insn_reservation "loadsp"): New.
2825 (insn_reservation "load_stall1"): New.
2826 (insn_reservation "load_stall3"): New.
2828 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2829 (mem_p_address_operand): Exclude stack and frame pointer based
2831 (mem_spfp_address_operand): New; match them here.
2832 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2833 (bfin_reorg): Call it if scheduling insns.
2834 (bfin_gen_bundles): Remove dummy insns created by
2835 add_sched_insns_for_speculation.
2837 From Jie Zhang <jie.zhang@analog.com>:
2838 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2839 bfin_si_revision, bfin_workarounds): Move these ...
2840 * config/bfin/bfin.h: ... here.
2842 From Mike Frysinger <michael.frysinger@analog.com>
2843 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2844 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2845 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2846 bf547m, bf548m, and bf549m.
2847 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2848 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2849 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2850 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2851 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2852 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2853 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2854 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2855 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2856 bf542m, bf544m, bf547m, bf548m, and bf549m.
2858 From Jie Zhang <jie.zhang@analog.com>:
2859 * config/bfin/predicates.md (p_register_operand): New predicate.
2860 (dp_register_operand): New predicate.
2861 * config/bfin/bfin-protos.h (WA_05000074): Define.
2862 (ENABLE_WA_05000074): Define.
2863 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2864 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2865 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2866 (define_attr addrtype): Allow load/store register to be P register.
2867 (define_attr storereg): New.
2868 (define_cpu_unit anomaly_05000074): New.
2869 (define_insn_reservation dsp32shiftimm): New.
2870 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2871 (define_insn_reservation loadp): Cannot use slot2.
2872 (define_insn_reservation loadsp): Cannot use slot2.
2873 (define_insn_reservation storep): Cannot use slot2. Does not
2874 apply when working around 05000074.
2875 (define_insn_reservation storep_anomaly_05000074): New.
2876 (define_insn_reservation storei): Does not apply when working
2878 (define_insn_reservation storei_anomaly_05000074): New.
2879 (define_attr length): Add dsp32shiftimm case.
2880 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2881 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2882 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2883 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2884 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2886 2009-09-07 Martin Jambor <mjambor@suse.cz>
2889 * tree-sra.c (create_artificial_child_access): Return NULL if
2890 build_ref_for_offset fails.
2891 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2892 and create_artificial_child_access to fail.
2894 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2897 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2898 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2899 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2901 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2903 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2904 block, ensure it has an exit edge. Emit a barrier after a jump.
2906 2009-09-07 Nick Clifton <nickc@redhat.com>
2908 * gcc.c (this_is_linker_script): New variable. Like
2909 this_is_library_file but for the %T constructor.
2910 (end_going_arg): If this_is_linker_script is set then locate the
2911 script and insert a --script switch before it
2912 (do_spec_2): Initialise this_is_linker_script.
2913 (do_spec_1): Likewise. Handle %T construct.
2914 (eval_spec_function): Preserve this_is_linker_script.
2915 * doc/invoke.texi: Document %T construct in spec files.
2916 * config/m32c/m32c.h (LIB_SPEC): Use it.
2918 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2920 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2921 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2922 when volatile flag is set.
2923 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2925 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2928 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2929 (combine_stack_adjustments_for_block): Allow insns between stack
2930 adjustments and stores with corresponding pre-(dec|inc)rement or
2931 pre-modify operation.
2933 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2936 * combine-stack-adj.c (struct csa_memlist): Rename to...
2937 (struct csa_reflist): ... this. Rename mem field to ref.
2938 (free_csa_memlist): Rename to...
2939 (free_csa_reflist): ... this.
2940 (record_one_stack_memref): Rename to...
2941 (record_one_stack_ref): ... this. Handle also REG_P.
2942 (try_apply_stack_adjustment): Handle also REG_P.
2943 (struct record_stack_memrefs_data): Rename to...
2944 (struct record_stack_refs_data): ... this. Rename memlist field to
2946 (record_stack_memrefs): Rename to...
2947 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2948 subexpressions instead of failing when a MEM contains SP references.
2949 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2950 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2952 2009-09-06 Richard Guenther <rguenther@suse.de>
2955 * tree.c (build_array_type): Do not record types marked
2956 with structural equality in the canonical type hashtable.
2958 2009-09-06 Richard Guenther <rguenther@suse.de>
2961 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2963 2009-09-05 Richard Guenther <rguenther@suse.de>
2966 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2968 2009-09-05 Richard Guenther <rguenther@suse.de>
2971 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2973 2009-09-05 Richard Guenther <rguenther@suse.de>
2976 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2977 before comparing function argument types.
2979 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2982 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2985 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2988 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2990 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2991 locators before emit_insn is called.
2993 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2996 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2997 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2998 (reginfo_init): Don't call allocate_reg_info.
3000 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3003 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3004 NONDEBUG_INSN_P instead of INSN_P.
3006 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3009 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3011 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3014 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3015 pattern of the split.
3017 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3019 * toplev.c (process_options): Move setter of flag_var_tracking
3020 before other tests that depend on it. Move down setter of
3021 flag_rename_registers. Don't enable var-tracking-assignments
3022 by default if selective scheduling is enabled. Warn if both
3025 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3027 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3028 comment. Use switch statement to catch overlaps between rtx
3029 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3030 (IS_DECL_CODE): ... here. Remove.
3031 (check_value_is_not_decl): Remove.
3032 (dv_from_decl, dv_from_value): Check after conversion.
3034 2009-09-04 Richard Guenther <rguenther@suse.de>
3037 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3038 after emitting tunks. Move emitting thunks and ctors from ...
3039 (cgraph_optimize): ... here. Remove redundant
3040 cgraph_analyze_functions.
3041 * varasm.c (find_decl_and_mark_needed): Remove no longer
3043 (finish_aliases_1): Adjust check for thunk aliases.
3045 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3047 * config/arm/arm.md (ctzsi2): Added braces
3048 to avoid warning that broke booststrap.
3050 2009-09-04 Martin Jambor <mjambor@suse.cz>
3052 PR tree-optimization/41112
3053 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3054 handle variable-bounded arrays.
3055 (expr_with_var_bounded_array_refs_p): New function.
3056 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3058 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3060 * config/s390/2097.md: Removed two incorrect bypasses.
3061 (z10_fsimpdf): Fixed latency.
3062 (z10_fhex): New insn_reservation.
3063 (z10_floaddf): Fixed latency.
3064 (z10_floadsf): Fixed latency.
3065 (z10_ftrunctf): Fixed latency.
3066 (z10_ftruncdf): Fixed latency.
3067 * config/s390/s390.c (z10_cost): Fixed values.
3068 (s390_adjust_priority): Added z10 path.
3069 * config/s390/s390.md (type): Added fhex.
3070 (*mov<mode>_64dfp): Updated type attribute.
3071 (*mov<mode>_64): Updated type attribute.
3072 (*mov<mode>_31): Updated type attribute.
3073 (*mov<mode>"): Likewise.
3074 * config/s390/2084.md (x_fsimpdf): Updated condition.
3076 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3078 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3079 RTXs in the predicate for operand 1.
3081 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3083 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3084 (rbitsi2): New insn.
3085 (ctzsi2): New expand.
3086 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3088 2009-09-03 Martin Jambor <mjambor@suse.cz>
3090 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3091 (create_artificial_child_access): Use build_ref_for_offset instead
3092 of duplicate_expr_for_different_base.
3093 (propagate_subacesses_accross_link): Likewise.
3095 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3097 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3099 (mips16e_collect_argument_saves): Skip debug instructions.
3100 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3101 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3102 (r10k_insert_cache_barriers): Likewise.
3103 (mips_reorg_process_insns): Likewise.
3105 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3108 * ira.c (update_equiv_reg): Remove check on class likely spill.
3110 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3113 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3114 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3118 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3119 the stack slot if it is passed by invisible reference.
3120 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3121 by invisible reference.
3123 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3125 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3126 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3127 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3129 * config/bfin/sync.md: New file.
3130 * config/bfin/bfin.md: Include it.
3131 (UNSPEC_ATOMIC): New.
3132 (UNSPEC_ONES): Provide a unique number.
3134 From Jie Zhang <jie.zhang@analog.com>:
3135 * config/bfin/bfin.c (ret_regs): New.
3136 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3137 (must_save_rets_p): New.
3138 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3139 current_function_is_leaf.
3140 (do_link): Likewise.
3141 (do_unlink): Likewise.
3142 (expand_interrupt_handler_prologue): Use ret_regs array.
3143 (expand_interrupt_handler_epilogue): Use ret_regs array and
3144 pass return register to gen_return_internal.
3145 (bfin_expand_epilogue): Pass return register to
3146 gen_return_internal.
3147 (bfin_expand_call): Explicitly clobber RETS.
3148 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
3149 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
3150 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
3151 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
3153 (return_internal): Take a reg rtx rather than the register number.
3155 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
3157 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
3158 when comparing against estimated_loop_iterations_int return.
3160 2009-09-03 Richard Guenther <rguenther@suse.de>
3162 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
3163 eh_personality_libfunc.
3165 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3167 * tree-parloops.c (separate_decls_in_region): Add space.
3169 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3171 * tree-parloops.c (separate_decls_in_region): Change the condition
3172 checking if there are reductions in the loop.
3174 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3176 PR tree-optimization/38275
3177 * tree-parloops.c (parallelize_loops): Replace profitability condition
3178 for expected number of iterations.
3180 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3182 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
3183 (bootstrap-debug): Explain conditions in which it becomes default.
3184 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
3187 2009-09-03 Namhyung Kim <namhyung@gmail.com>
3189 * doc/invoke.texi (Optimize Options): Move
3190 -finline-small-functions to the -O2 list.
3192 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3194 * toplev.c (process_options): Enable var-tracking-assignments
3195 by default if var-tracking is enabled.
3197 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3199 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3201 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3202 * rtl.h (prev_nonnote_insn_bb): Declare it.
3204 2009-09-03 Diego Novillo <dnovillo@google.com>
3206 * cgraph.c (cgraph_node_for_decl): New.
3207 * cgraph.h (cgraph_node_for_decl): Declare.
3208 * tree.c (host_integerp): Return 0 if T is NULL.
3210 2009-09-03 Diego Novillo <dnovillo@google.com>
3212 * tree.h (struct alias_pair): Move from varasm.c.
3213 (alias_pairs): Likewise.
3214 (TYPE_MAXVAL): Define.
3215 (TYPE_MINVAL): Define.
3216 (iterative_hash_host_wide_int): Declare.
3217 (remove_unreachable_alias_pairs): Declare.
3218 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3219 * diagnostic.c (default_diagnostic_starter): Make extern.
3220 (default_diagnostic_finalizer): Make extern.
3221 * diagnostic.h (default_diagnostic_starter): Declare.
3222 (default_diagnostic_finalizer): Declare.
3223 (default_tree_printer): Declare.
3224 * toplev.c (default_tree_printer): Make extern.
3226 2009-09-03 Richard Guenther <rguenther@suse.de>
3227 Diego Novillo <dnovillo@google.com>
3229 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3230 * cgraphunit.c (cgraph_expand_function): Do not emit
3231 associated thunks from here.
3232 (cgraph_emit_thunks): New.
3233 (cgraph_optimize): Call it.
3234 Return if any IPA pass finds an error.
3235 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3238 2009-09-03 Simon Baldwin <simonb@google.com>
3239 Rafael Espindola <espindola@google.com>
3240 Richard Guenther <rguenther@suse.de>
3241 Doug Kwan <dougkwan@google.com>
3242 Diego Novillo <dnovillo@google.com>
3244 * tree.c: Include tree-pass.h, langhooks-def.h,
3245 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3246 (free_lang_data_in_type): New.
3247 (need_assembler_name_p): New.
3248 (free_lang_data_in_block): New.
3249 (free_lang_data_in_decl): New.
3250 (struct free_lang_data_d): New.
3251 (add_tree_to_fld_list): New.
3252 (find_decls_types_r): New.
3253 (get_eh_types_for_runtime): New.
3254 (find_decls_types_in_eh_region): New.
3255 (find_decls_types_in_node): New.
3256 (find_decls_types_in_var): New.
3257 (free_lang_data_in_cgraph): New.
3258 (free_lang_data): New.
3259 (gate_free_lang_data): New.
3260 (pass_ipa_free_lang_data): New.
3262 2009-09-03 Diego Novillo <dnovillo@google.com>
3264 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3265 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3266 (lang_hooks): Remove const qualifier.
3267 * ipa.c (cgraph_remove_unreachable_nodes): Call
3268 remove_unreachable_alias_pairs.
3269 * except.c (add_type_for_runtime): Check if TYPE has
3270 already been converted.
3271 (lookup_type_for_runtime): Likewise.
3272 (check_handled): Handle converted types.
3273 * varasm.c (remove_unreachable_alias_pairs): New.
3274 * gimple.c: Include demangle.h.
3275 (gimple_decl_printable_name): New.
3276 (gimple_fold_obj_type_ref): New.
3277 * gimple.h (gimple_decl_printable_name): Declare.
3278 (gimple_fold_obj_type_ref): Declare.
3279 * passes.c (init_optimization_passes): Add pass
3280 pass_ipa_free_lang_data.
3281 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3282 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3284 2009-09-03 Diego Novillo <dnovillo@google.com>
3286 * c-lang.c (lang_hooks): Remove const qualifier.
3288 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3290 * doc/install.texi (*-*-freebsd*): Update target information.
3292 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3294 * hard-reg-set.h (call_fixed_regs): Remove.
3295 * reginfo.c (call_fixed_regs): Remove.
3296 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3297 (globalize_reg): Don't use call_fixed_regs.
3298 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3301 2009-09-01 Michael Matz <matz@suse.de>
3303 * expr.h (emit_storent_insn, expand_expr_real_1,
3304 expand_expr_real_2): Declare.
3305 * expr.c (emit_storent_insn, expand_expr_real_1,
3306 expand_expr_real_2): Export.
3307 (store_expr): Setting and evaluating dont_return_target is useless.
3308 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3309 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3310 * except.c (expand_resx_expr): Rename to ...
3311 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3312 * except.h (expand_resx_stmt): Declare.
3313 * stmt.c: Add include gimple.h
3314 (expand_asm_expr): Rename to ...
3315 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3316 (expand_case): Rewrite to take gimple statement.
3317 * tree.h (expand_asm_stmt): Declare.
3318 (expand_case): Change prototype.
3319 * Makefile.in (stmt.o): Depend on gimple.h.
3320 * builtins.c (expand_builtin_synchronize): Build gimple asm
3321 statement, not an ASM_EXPR.
3322 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3323 gimple_to_tree, release_stmt_tree): Remove.
3324 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3325 ggc_free, but hold comparison code and operands separately.
3326 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3327 (expand_call_stmt, expand_gimple_stmt_1,
3328 expand_gimple_stmt): New helpers.
3329 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3330 release_stmt_tree. Call expand_gimple_stmt instead.
3331 (expand_gimple_basic_block): Ditto.
3333 * calls.c (emit_call_1): Don't look at EH regions here, make
3334 fntree parameter useless.
3335 (expand_call): New local rettype for TREE_TYPE(exp), use it
3336 throughout. Remove local p, use addr instead.
3337 Don't look at EH regions here.
3339 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3341 * doc/invoke.texi (-fsched-pressure): Document it.
3342 (-fsched-reg-pressure-heuristic): Remove it.
3344 * reload.c (ira.h): Include.
3345 (find_reloads): Add choosing reload on number of small spilled
3348 * haifa-sched.c (ira.h): Include.
3349 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3350 saved_reg_pressure, curr_reg_live, saved_reg_live,
3351 region_ref_regs): New variables.
3352 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3353 initiate_reg_pressure_info, setup_ref_regs,
3354 initiate_bb_reg_pressure_info, save_reg_pressure,
3355 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3357 (setup_insn_reg_pressure_info): New function.
3358 (rank_for_schedule): Add pressure checking and insn issue time.
3359 Remove comparison of insn reg weights.
3360 (ready_sort): Set insn reg pressure info.
3361 (update_register_pressure, setup_insn_max_reg_pressure,
3362 update_reg_and_insn_max_reg_pressure,
3363 sched_setup_bb_reg_pressure_info): New functions.
3364 (schedule_insn): Add code for printing and updating reg pressure info.
3365 (find_set_reg_weight, find_insn_reg_weight): Remove.
3366 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3367 (debug_ready_list): Print reg pressure info.
3368 (schedule_block): Ditto. Check insn issue time.
3369 (sched_init): Set up sched_pressure_p. Allocate and set up some
3370 reg pressure related info.
3371 (sched_finish): Free some reg pressure related info.
3372 (fix_tick_ready): Make insn always ready if pressure_p.
3373 (init_h_i_d): Don't call find_insn_reg_weight.
3374 (haifa_finish_h_i_d): Free insn reg pressure info.
3376 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3377 ira_memory_move_cost, ira_class_hard_regs,
3378 ira_class_hard_regs_num, ira_no_alloc_regs,
3379 ira_available_class_regs, ira_reg_class_cover_size,
3380 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3382 * ira-lives.c (single_reg_class): Check mode to find how many
3383 registers are necessary for operand.
3384 (ira_implicitly_set_insn_hard_regs): New.
3386 * common.opt (fsched-pressure): New options.
3387 (fsched-reg-pressure-heuristic): Remove.
3389 * ira.c (setup_eliminable_regset): Rename to
3390 ira_setup_eliminable_regset. Make it external.
3391 (expand_reg_info): Pass cover class to setup_reg_classes.
3392 (ira): Call resize_reg_info instead of allocate_reg_info.
3394 * sched-deps.c: Include ira.h.
3395 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3396 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3397 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3398 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3399 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3400 mark_insn_reg_store, mark_insn_reg_clobber,
3401 setup_insn_reg_pressure_info): New.
3402 (sched_analyze_1): Update implicit_reg_pending_uses.
3403 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3404 Use them to create dependencies. Set insn reg uses and pressure
3405 info. Process reg_pending_uses in one place.
3406 (free_deps): Free implicit sets.
3407 (remove_from_deps): Remove implicit sets if necessary. Check
3408 implicit sets when clearing reg_last_in_use.
3409 (init_deps_global): Clear implicit_reg_pending_clobbers and
3410 implicit_reg_pending_uses.
3412 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3413 ira_memory_move_cost, ira_class_hard_regs,
3414 ira_class_hard_regs_num, ira_no_alloc_regs,
3415 ira_available_class_regs, ira_reg_class_cover_size,
3416 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3417 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3418 ira_implicitly_set_insn_hard_regs): New prototypes.
3420 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3421 cost_elements_num): New variables.
3422 (allocno_costs, total_costs): Rename to costs and
3423 total_allocno_costs.
3424 (COSTS_OF_ALLOCNO): Rename to COSTS.
3425 (allocno_pref): Rename to pref.
3426 (allocno_pref_buffer): Rename to pref_buffer.
3427 (common_classes): Rename to regno_cover_class.
3429 (record_reg_classes): Set allocno attributes only if allocno_p.
3430 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3431 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3432 and COSTS_OF_ALLOCNO.
3433 (print_costs): Rename to print_allocno_costs.
3434 (print_pseudo_costs): New.
3435 (process_bb_node_for_costs): Split into 2 functions with new
3436 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3437 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3438 new parameter dump_file. Use cost_elements_num instead of
3439 ira_allocnos_num. Make one iteration if preferred classes were
3440 already calculated for scheduler. Make 2 versions of code
3441 depending on allocno_p.
3442 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3443 regno_cover_class and COSTS instead of common_classes and
3445 (init_costs, finish_costs): New.
3446 (ira_costs): Set up allocno_p and cost_elements_num. Call
3447 init_costs and finish_costs.
3448 (ira_set_pseudo_classes): New.
3450 * rtl.h (allocate_reg_info): Remove.
3451 (resize_reg_info): Change return type.
3452 (reg_cover_class): New.
3453 (setup_reg_classes): Add new parameter.
3455 * sched-int.h (struct deps_reg): New member implicit_sets.
3456 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3457 (INCREASE_BITS): New macro.
3458 (struct reg_pressure_data, struct reg_use_data): New.
3459 (struct _haifa_insn_data): Remove reg_weight. Add members
3460 reg_pressure, reg_use_list, reg_set_list, and
3461 reg_pressure_excess_cost_change.
3462 (struct deps): New member implicit_sets.
3463 (pressure_p): New variable.
3464 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3465 (struct reg_pressure_data, struct reg_use_data): New.
3466 (INSN_REG_WEIGHT): Remove.
3467 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3468 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3469 (sched_init_region_reg_pressure_info,
3470 sched_setup_bb_reg_pressure_info): New prototypes.
3472 * reginfo.c (struct reg_pref): New member coverclass.
3473 (reg_cover_class): New function.
3474 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3475 (reg_info_size): New variable.
3476 (allocate_reg_info): Make static. Setup reg_info_size.
3477 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3478 (setup_reg_classes): Add a new parameter. Setup cover class too.
3480 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3483 * sched-rgn.c (deps_join): Set up implicit_sets.
3484 (schedule_region): Set up region and basic blocks pressure
3487 * passes.c (init_optimization_passes): Move
3488 pass_subregs_of_mode_init before pass_sched.
3490 2009-09-02 Martin Jambor <mjambor@suse.cz>
3492 * tree-sra.c (struct access): New field grp_hint.
3493 (dump_access): Dump grp_hint.
3494 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3496 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3497 those which have been specifically read and somehow written to.
3498 (propagate_subacesses_accross_link): Set grp_hint of right child and
3499 also possibly of the left child.
3501 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3503 * tree-object-size.c (addr_object_size): Always use object_size_type
3504 0 or 2 when determining the pointer pointed object size.
3506 2009-09-02 Richard Guenther <rguenther@suse.de>
3509 2009-08-31 Richard Guenther <rguenther@suse.de>
3511 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3512 to query if the memory regions for memmove overlap.
3513 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3514 asserts on pointers, instead deal with odd trees.
3515 (ptr_derefs_may_alias_p): Likewise.
3516 (refs_may_alias_p_1): Constructor bases also never alias.
3518 2009-08-01 Christian Bruel <christian.bruel@st.com>
3521 2009-07-31 Christian Bruel <christian.bruel@st.com>
3522 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3524 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3526 * doc/invoke.texi (-fvar-tracking-assignments): New.
3527 (-fvar-tracking-assignments-toggle): New.
3528 (-fdump-final-insns=file): Mark filename as optional.
3529 (--param min-nondebug-insn-uid): New.
3530 (-gdwarf-@{version}): Mention version 4.
3531 * opts.c (common_handle_option): Accept it.
3532 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3533 * regrename.c (regrename_optimize): Drop last. Don't count debug
3534 insns as uses. Don't reject change because of debug insn.
3535 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3536 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3537 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3538 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3539 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3540 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3541 * doc/gimple.texi (is_gimple_debug): New.
3542 (gimple_debug_bind_p): New.
3543 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3544 * doc/install.texi (bootstrap-debug): More details.
3545 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3546 (bootstrap-debug-lib): More details.
3547 (bootstrap-debug-ckovw): Update.
3548 (bootstrap-time): New.
3549 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3550 (insert_phi_nodes_for): Insert debug stmts.
3551 (rewrite_stmt): Take iterator. Insert debug stmts.
3552 (rewrite_enter_block): Adjust.
3553 (maybe_replace_use_in_debug_stmt): New.
3554 (rewrite_update_stmt): Use it.
3555 (mark_use_interesting): Return early for debug stmts.
3556 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3557 stmts before replacing stmt.
3558 (move_computations_stmt): Likewise.
3559 * ira-conflicts.c (add_copies): Skip debug insns.
3560 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3561 (regstat_bb_compute_ri): Skip debug insns.
3562 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3563 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3564 check_loop_closed_ssa_stmt): Skip debug stmts.
3565 * tree-tailcall.c (find_tail_calls): Likewise.
3566 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3567 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3568 (build_var_debug_value_stat): Declare.
3569 (build_var_debug_value): Define.
3570 (target_for_debug_bind): Declare.
3571 * reload.c (find_equiv_reg): Skip debug insns.
3572 * rtlanal.c (reg_used_between_p): Skip debug insns.
3573 (side_effects_p): Likewise.
3574 (canonicalize_condition): Likewise.
3575 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3576 insns never depend on debug insns.
3577 (create_ddg_dep_no_link): Likewise.
3578 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3579 Don't add inter-loop dependencies for debug insns.
3580 (build_intra_loop_deps): Likewise.
3581 (create_ddg): Count debug insns.
3582 * ddg.h (struct ddg::num_debug): New.
3583 (num_backargs): Pair up with previous int field.
3584 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3585 -fcompare-debug-second.
3586 * final.c (get_attr_length_1): Skip debug insns.
3587 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3588 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3589 (driver_self_specs): Map -fdump-final-insns to
3590 -fdump-final-insns=..
3591 (get_local_tick): New.
3592 (compare_debug_dump_opt_spec_function): Test for . argument and
3593 compute output name. Compute temp output spec without flag name.
3594 Compute -frandom-seed.
3595 (OPT): Undef after use.
3596 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3597 (average_num_loop_insns): Likewise.
3598 * params.h (MIN_NONDEBUG_INSN_UID): New.
3599 * gimple.def (GIMPLE_DEBUG): New.
3600 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3601 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3602 (merge_in_block): Fix whitespace.
3603 * toplev.c (flag_var_tracking): Update comment.
3604 (flag_var_tracking_assignments): New.
3605 (flag_var_tracking_assignments_toggle): New.
3606 (process_options): Don't open final insns dump file if we're not
3607 going to write to it. Compute defaults for var_tracking.
3608 * df-scan.c (df_insn_rescan_debug_internal): New.
3609 (df_uses_record): Handle debug insns.
3610 * haifa-sched.c (ready): Initialize n_debug.
3611 (contributes_to_priority): Skip debug insns.
3612 (dep_list_size): New.
3614 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3615 they're ready. Disregard previous debug insns to make decisions.
3616 (queue_insn): Never queue debug insns.
3617 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3618 (schedule_insn): Don't reject debug insns because of issue rate.
3619 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3620 (queue_to_ready): Skip and discount debug insns.
3621 (choose_ready): Let debug insns through.
3622 (schedule_block): Check boundary debug insns. Discount debug
3623 insns, schedule them early. Adjust whitespace.
3624 (set_priorities): Check for boundary debug insns.
3625 (add_jump_dependencies): Use dep_list_size.
3626 (prev_non_location_insn): New.
3627 (check_cfg): Use it.
3628 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3630 (remove_unused_ivs): Reset debug stmts.
3631 * modulo-sched.c (const_iteration_count): Skip debug insns.
3632 (res_MII): Discount debug insns.
3633 (loop_single_full_bb_p): Skip debug insns.
3634 (sms_schedule): Likewise.
3635 (sms_schedule_by_order): Likewise.
3636 (ps_has_conflicts): Likewise.
3637 * caller-save.c (refmarker_fn): New.
3638 (save_call_clobbered_regs): Replace regs with saved mem in
3640 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3641 Call refmarker_fn mark for hardregnos.
3642 (mark_reg_as_referenced): New.
3643 (replace_reg_with_saved_mem): New.
3644 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3645 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3647 (cse_extended_basic_block): Skip debug insns.
3648 (count_reg_usage): Likewise.
3649 (is_dead_reg): New, split out of...
3650 (set_live_p): ... here.
3651 (insn_live_p): Use it for debug insns.
3652 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3653 (execute_optimize_stdarg): Likewise.
3654 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3655 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3656 changes in debug stmts as changes.
3657 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3658 (moveup_expr): Don't move across debug insns. Don't move
3659 debug insn if it would create a bookkeeping block.
3660 (moveup_expr_cached): Don't use cache for debug insns that
3661 are heads of blocks.
3662 (compute_av_set_inside_bb): Skip debug insns.
3663 (sel_rank_for_schedule): Schedule debug insns first. Remove
3665 (block_valid_for_bookkeeping_p); Support lax searches.
3666 (create_block_for_bookkeeping): Adjust block numbers when
3667 encountering debug-only blocks.
3668 (find_place_for_bookkeeping): Deal with debug-only blocks.
3669 (generate_bookkeeping_insn): Accept no place to insert.
3670 (remove_temp_moveop_nops): New argument full_tidying.
3671 (prepare_place_to_insert): Deal with debug insns.
3672 (advance_state_on_fence): Debug insns don't start cycles.
3673 (update_boundaries): Take fence as argument. Deal with
3675 (schedule_expr_on_boundary): No full_tidying on debug insns.
3676 (fill_insns): Deal with debug insns.
3677 (track_scheduled_insns_and_blocks): Don't count debug insns.
3678 (need_nop_to_preserve_insn_bb): New, split out of...
3679 (remove_insn_from_stream): ... this.
3680 (fur_orig_expr_not_found): Skip debug insns.
3681 * rtl.def (VALUE): Move up.
3683 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3684 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3685 Set it if debug stmts are found.
3686 (statement_sink_location): Skip debug stmts. Propagate
3687 moving defs into debug stmts.
3688 * ifcvt.c (first_active_insn): Skip debug insns.
3689 (last_active_insns): Likewise.
3690 (cond_exec_process_insns): Likewise.
3691 (noce_process_if_block): Likewise.
3692 (check_cond_move_block): Likewise.
3693 (cond_move_convert_if_block): Likewise.
3694 (block_jumps_and_fallthru_p): Likewise.
3695 (dead_or_predicable): Likewise.
3696 * dwarf2out.c (debug_str_hash_forced): New.
3697 (find_AT_string): Add comment.
3698 (gen_label_for_indirect_string): New.
3699 (get_debug_string_label): New.
3700 (AT_string_form): Use it.
3701 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3702 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3703 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3704 several operations that cannot be represented with DWARF opcodes.
3705 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3706 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3707 (dwarf2out_var_location): Take during-call mark into account.
3708 (output_indirect_string): Update comment. Output if there are
3709 label and references.
3710 (prune_indirect_string): New.
3711 (prune_unused_types): Call it if debug_str_hash_forced.
3712 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3713 (dw_long_long_const): Remove.
3714 (struct dw_val_struct): Change val_long_long type to rtx.
3715 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3716 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3717 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3718 component instead of HOST_BITS_PER_LONG.
3719 (output_loc_operands): Likewise. For const8* assert
3720 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3721 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3722 rather than HOST_BITS_PER_LONG is >= 64.
3723 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3725 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3726 HOST_BITS_PER_LONG for dw_val_class_long_long.
3727 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3728 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3729 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3731 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3732 Handle DW_OP_implicit_value.
3733 (extract_int): Move prototype earlier.
3734 (mem_loc_descriptor): For SUBREG punt if inner
3735 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3736 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3737 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3738 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3739 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3740 instead of Pmode size.
3741 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3742 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3743 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3744 (concat_loc_descriptor, concatn_loc_descriptor,
3745 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3746 (add_location_or_const_value_attribute): Likewise. For single
3747 location loc_lists attempt to use add_const_value_attribute
3748 for constant decls. Add DW_AT_const_value even if
3749 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3751 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3752 (control_flow_insn_p): Likewise.
3753 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3754 (separate_decls_in_region_debug_bind): New.
3755 (separate_decls_in_region): Process debug bind stmts afterwards.
3756 * recog.c (verify_changes): Handle debug insns.
3757 (extract_insn): Likewise.
3758 (peephole2_optimize): Skip debug insns.
3759 * dse.c (scan_insn): Skip debug insns.
3760 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3762 (setup_id_for_insn): Handle debug insns.
3763 (maybe_tidy_empty_bb): Adjust whitespace.
3764 (tidy_control_flow): Skip debug insns.
3765 (sel_remove_insn): Adjust for debug insns.
3766 (sel_estimate_number_of_insns): Skip debug insns.
3767 (create_insn_rtx_from_pattern): Handle debug insns.
3768 (create_copy_of_insn_rtx): Likewise.
3769 * sel-sched-.h (sel_bb_end): Declare.
3770 (sel_bb_empty_or_nop_p): New.
3771 (get_all_loop_exits): Use it.
3772 (_eligible_successor_edge_p): Likewise.
3773 (return_nop_to_pool): Adjust.
3774 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3775 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3776 * gimple-pretty-print.c (dump_gimple_debug): New.
3777 (dump_gimple_stmt): Use it.
3778 (dump_bb_header): Skip gimple debug stmts.
3779 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3780 (fixup_match_2): Likewise.
3781 (regmove_backward_pass): Likewise. Simplify combined
3782 replacement. Handle debug insns.
3783 * function.c (instantiate_virtual_regs): Handle debug insns.
3784 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3785 * print-rtl.h: Include cselib.h.
3786 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3787 * df.h (df_inns_rescan_debug_internal): Declare.
3788 * gcse.c (alloc_hash_table): Estimate n_insns.
3789 (cprop_insn): Don't regard debug insns as changes.
3790 (bypass_conditional_jumps): Skip debug insns.
3791 (one_pre_gcse_pass): Adjust.
3792 (one_code_hoisting_pass): Likewise.
3793 (compute_ld_motion_mems): Skip debug insns.
3794 (one_cprop_pass): Adjust.
3795 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3796 (if_convertible_stmt_p): Handle debug stmts.
3797 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3798 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3799 * ira-build.c (create_bb_allocnos): Skip debug insns.
3800 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3801 (has_single_use): Likewise.
3802 (single_imm_use): Likewise.
3803 (num_imm_uses): Likewise.
3804 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3805 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3806 (create_outofssa_var_map): Likewise.
3807 * lower-subreg.c (adjust_decomposed_uses): New.
3808 (resolve_debug): New.
3809 (decompose_multiword_subregs): Use it.
3810 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3811 * emit-rtl.c: Include params.h.
3812 (cur_debug_insn_uid): Define.
3813 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3814 (copy_rtx_if_shared_1): Handle debug insns.
3815 (reset_used_flags): Likewise.
3816 (set_used_flags): LIkewise.
3817 (get_max_insn_count): New.
3818 (next_nondebug_insn): New.
3819 (prev_nondebug_insn): New.
3820 (make_debug_insn_raw): New.
3821 (emit_insn_before_noloc): Handle debug insns.
3822 (emit_jump_insn_before_noloc): Likewise.
3823 (emit_call_insn_before_noloc): Likewise.
3824 (emit_debug_insn_before_noloc): New.
3825 (emit_insn_after_noloc): Handle debug insns.
3826 (emit_jump_insn_after_noloc): Likewise.
3827 (emit_call_insn_after_noloc): Likewise.
3828 (emit_debug_insn_after_noloc): Likewise.
3829 (emit_insn_after): Take loc from earlier non-debug insn.
3830 (emit_jump_insn_after): Likewise.
3831 (emit_call_insn_after): Likewise.
3832 (emit_debug_insn_after_setloc): New.
3833 (emit_debug_insn_after): New.
3834 (emit_insn_before): Take loc from later non-debug insn.
3835 (emit_jump_insn_before): Likewise.
3836 (emit_call_insn_before): Likewise.
3837 (emit_debug_insn_before_setloc): New.
3838 (emit_debug_insn_before): New.
3839 (emit_insn): Handle debug insns.
3840 (emit_debug_insn): New.
3841 (emit_jump_insn): Handle debug insns.
3842 (emit_call_insn): Likewise.
3844 (init_emit): Take min-nondebug-insn-uid into account.
3845 Initialize cur_debug_insn_uid.
3846 (emit_copy_of_insn_after): Handle debug insns.
3847 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3848 location of single rhs in place.
3849 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3850 (floor_sdiv_adjust): New.
3851 (cell_sdiv_adjust): New.
3852 (cell_udiv_adjust): New.
3853 (round_sdiv_adjust): New.
3854 (round_udiv_adjust): New.
3855 (wrap_constant): Moved from cselib.
3856 (unwrap_constant): New.
3857 (expand_debug_expr): New.
3858 (expand_debug_locations): New.
3859 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3861 (gimple_expand_cfg): Expand debug locations.
3862 * cselib.c: Include tree-pass.h.
3863 (struct expand_value_data): New.
3864 (cselib_record_sets_hook): New.
3865 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3866 (cselib_clear_table): Move, and implemnet in terms of...
3867 (cselib_reset_table_with_next_value): ... this.
3868 (cselib_get_next_unknown_value): New.
3869 (discard_useless_locs): Don't discard preserved values.
3870 (cselib_preserve_value): New.
3871 (cselib_preserved_value_p): New.
3872 (cselib_preserve_definitely): New.
3873 (cselib_clear_preserve): New.
3874 (cselib_preserve_only_values): New.
3875 (new_cselib_val): Take rtx argument. Dump it in details.
3876 (cselib_lookup_mem): Adjust.
3877 (expand_loc): Take regs_active in struct. Adjust. Silence
3878 dumps unless details are requested.
3879 (cselib_expand_value_rtx_cb): New.
3880 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3881 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3882 without details. Copy more subregs. Try to resolve values
3883 using a callback. Wrap constants.
3884 (cselib_subst_to_values): Adjust.
3885 (cselib_log_lookup): New.
3886 (cselib_lookup): Call it.
3887 (cselib_invalidate_regno): Don't count preserved values as useless.
3888 (cselib_invalidate_mem): Likewise.
3889 (cselib_record_set): Likewise.
3890 (struct set): Renamed to cselib_set, moved to cselib.h.
3891 (cselib_record_sets): Adjust. Call hook.
3892 (cselib_process_insn): Reset table when it would be cleared.
3893 (dump_cselib_val): New.
3894 (dump_cselib_table): New.
3895 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3896 (remove_forwarder_block): Support moving debug stmts.
3897 * cselib.h (cselib_record_sets_hook): Declare.
3898 (cselib_expand_callback): New type.
3899 (cselib_expand_value_rtx_cb): Declare.
3900 (cselib_reset_table_with_next_value): Declare.
3901 (cselib_get_next_unknown_value): Declare.
3902 (cselib_preserve_value): Declare.
3903 (cselib_preserved_value_p): Declare.
3904 (cselib_preserve_only_values): Declare.
3905 (dump_cselib_table): Declare.
3906 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3907 (try_crossjump_to_edge): Likewise.
3908 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3909 dominated blocks when debug stmts are present.
3910 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3911 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3912 (set_var_live_on_entry): Likewise.
3913 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3914 * cfglayout.c (curr_location, last_location): Make static.
3915 (set_curr_insn_source_location): Don't avoid bouncing.
3916 (get_curr_insn_source_location): New.
3917 (get_curr_insn_block): New.
3918 (duplicate_insn_chain): Handle debug insns.
3919 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3921 * common.opt (fcompare-debug): Move to sort order.
3922 (fdump-unnumbered-links): Likewise.
3923 (fvar-tracking-assignments): New.
3924 (fvar-tracking-assignments-toggle): New.
3925 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3926 because of debug stmts.
3927 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3928 (eliminate_unnecessary_stmts): Walk dominated blocks before
3930 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3931 * ira.c (memref_used_between_p): Skip debug insns.
3932 (update_equiv_regs): Likewise.
3933 * sched-deps.c (sd_lists_size): Accept empty list.
3934 (sd_init_insn): Mark debug insns.
3935 (sd_finish_insn): Unmark them.
3936 (sd_add_dep): Reject non-debug deps on debug insns.
3937 (fixup_sched_groups): Give debug insns group treatment.
3939 (sched_analyze_reg): Don't mark debug insns for sched before call.
3940 (sched_analyze_2): Handle debug insns.
3941 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3943 (deps_analyze_insn): Handle debug insns.
3944 (deps_start_bb): Skip debug insns.
3945 (init_deps): Initialize last_debug_insn.
3946 * tree-ssa.c (target_for_debug_bind): New.
3947 (find_released_ssa_name): New.
3948 (propagate_var_def_into_debug_stmts): New.
3949 (propagate_defs_into_debug_stmts): New.
3950 (verify_ssa): Skip debug bind stmts without values.
3951 (warn_uninialized_vars): Skip debug stmts.
3952 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3953 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3954 (rtx_equal_p): Likewise.
3955 * ira-costs.c (scan_one_insn): Skip debug insns.
3956 (process_bb_node_for_hard_reg_moves): Likewise.
3957 * rtl.h (DEBUG_INSN_P): New.
3958 (NONDEBUG_INSN_P): New.
3959 (MAY_HAVE_DEBUG_INSNS): New.
3960 (INSN_P): Accept debug insns.
3961 (RTX_FRAME_RELATED_P): Likewise.
3962 (INSN_DELETED_P): Likewise
3963 (PAT_VAR_LOCATION_DECL): New.
3964 (PAT_VAR_LOCATION_LOC): New.
3965 (PAT_VAR_OCATION_STATUS): New.
3966 (NOTE_VAR_LOCATION_DECL): Reimplement.
3967 (NOTE_VAR_LOCATION_LOC): Likewise.
3968 (NOTE_VAR_LOCATION_STATUS): Likewise.
3969 (INSN_VAR_LOCATION): New.
3970 (INSN_VAR_LOCATION_DECL): New.
3971 (INSN_VAR_LOCATION_LOC): New.
3972 (INSN_VAR_LOCATION_STATUS): New.
3973 (gen_rtx_UNKNOWN_VAR_LOC): New.
3974 (VAR_LOC_UNKNOWN_P): New.
3975 (NOTE_DURING_CALL_P): New.
3976 (SCHED_GROUP_P): Accept debug insns.
3977 (emit_debug_insn_before): Declare.
3978 (emit_debug_insn_before_noloc): Declare.
3979 (emit_debug_insn_beore_setloc): Declare.
3980 (emit_debug_insn_after): Declare.
3981 (emit_debug_insn_after_noloc): Declare.
3982 (emit_debug_insn_after_setloc): Declare.
3983 (emit_debug_insn): Declare.
3984 (make_debug_insn_raw): Declare.
3985 (prev_nondebug_insn): Declare.
3986 (next_nondebug_insn): Declare.
3987 (delegitimize_mem_from_attrs): Declare.
3988 (get_max_insn_count): Declare.
3989 (wrap_constant): Declare.
3990 (unwrap_constant): Declare.
3991 (get_curr_insn_source_location): Declare.
3992 (get_curr_insn_block): Declare.
3993 * tree-inline.c (insert_debug_decl_map): New.
3994 (processing_debug_stmt): New.
3995 (remap_decl): Don't create new mappings in debug stmts.
3996 (remap_gimple_op_r): Don't add references in debug stmts.
3997 (copy_tree_body_r): Likewise.
3998 (remap_gimple_stmt): Handle debug bind stmts.
3999 (copy_bb): Skip debug stmts.
4000 (copy_edges_for_bb): Likewise.
4001 (copy_debug_stmt): New.
4002 (copy_debug_stmts): New.
4003 (copy_body): Copy debug stmts at the end.
4004 (insert_init_debug_bind): New.
4005 (insert_init_stmt): Take id. Skip and emit debug stmts.
4006 (setup_one_parameter): Remap variable earlier, register debug mapping.
4007 (estimate_num_insns): Skip debug stmts.
4008 (expand_call_inline): Preserve debug_map.
4009 (optimize_inline_calls): Check for no debug_stmts left-overs.
4010 (unsave_expr_now): Preserve debug_map.
4011 (copy_gimple_seq_and_replace_locals): Likewise.
4012 (tree_function_versioning): Check for no debug_stmts left-overs.
4013 Init and destroy debug_map as needed. Split edges unconditionally.
4014 (build_duplicate_type): Init and destroy debug_map as needed.
4015 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4016 (struct copy_body_data): Add debug_stmts and debug_map.
4017 * sched-int.h (struct ready_list): Add n_debug.
4018 (struct deps): Add last_debug_insn.
4019 (DEBUG_INSN_SCHED_P): New.
4020 (BOUNDARY_DEBUG_INSN_P): New.
4021 (SCHEDULE_DEBUG_INSN_P): New.
4022 (sd_iterator_cond): Accept empty list.
4023 * combine.c (create_log_links): Skip debug insns.
4024 (combine_instructions): Likewise.
4025 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4026 return value is always unshared.
4027 (struct rtx_subst_pair): New.
4028 (auto_adjust_pair): New.
4029 (propagate_for_debug_subst): New.
4030 (propagate_for_debug): New.
4031 (try_combine): Skip debug insns. Propagate removed defs into
4033 (next_nonnote_nondebug_insn): New.
4034 (distribute_notes): Use it. Skip debug insns.
4035 (distribute_links): Skip debug insns.
4036 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4037 * resource.c (mark_target_live_regs): Likewise.
4038 * var-tracking.c: Include cselib.h and target.h.
4039 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4041 (micro_operation_type_name): New.
4042 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4043 (struct micro_operation_def): Update comments.
4044 (decl_or_value): New type. Use instead of decls.
4045 (struct emit_note_data_def): Add vars.
4046 (struct attrs_def): Use decl_or_value.
4047 (struct variable_tracking_info_def): Add permp, flooded.
4048 (struct location_chain_def): Update comment.
4049 (struct variable_part_def): Use decl_or_value.
4050 (struct variable_def): Make var_part a variable length array.
4052 (scratch_regs): New.
4053 (cselib_hook_called): New.
4054 (dv_is_decl_p): New.
4055 (dv_is_value_p): New.
4058 (dv_as_opaque): New.
4059 (dv_onepart_p): New.
4061 (IS_DECL_CODE): New.
4062 (check_value_is_not_decl): New.
4063 (dv_from_decl): New.
4064 (dv_from_value): New.
4065 (dv_htab_hash): New.
4066 (variable_htab_hash): Use it.
4067 (variable_htab_eq): Support values.
4068 (variable_htab_free): Free from the right pool.
4069 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4070 (attrs_list_union): Adjust.
4071 (attrs_list_mpdv_union): New.
4072 (tie_break_pointers): New.
4073 (canon_value_cmp): New.
4074 (unshare_variable): Return possibly-modified slot.
4075 (vars_copy_1): Adjust.
4076 (var_reg_decl_set): Adjust. Split out of...
4077 (var_reg_set): ... this.
4078 (get_init_value): Adjust.
4079 (var_reg_delete_and_set): Adjust.
4080 (var_reg_delete): Adjust.
4081 (var_regno_delete): Adjust.
4082 (var_mem_decl_set): Split out of...
4083 (var_mem_set): ... this.
4084 (var_mem_delete_and_set): Adjust.
4085 (var_mem_delete): Adjust.
4089 (variable_union): Adjust. Speed up merge of 1-part vars.
4090 (variable_canonicalize): Use unshared slot.
4091 (VALUED_RECURSED_INTO): New.
4092 (find_loc_in_1pdv): New.
4093 (struct dfset_merge): New.
4094 (insert_into_intersection): New.
4095 (intersect_loc_chains): New.
4097 (canonicalize_loc_order_check): New.
4098 (canonicalize_values_mark): New.
4099 (canonicalize_values_star): New.
4100 (variable_merge_over_cur): New.
4101 (variable_merge_over_src): New.
4102 (dataflow_set_merge): New.
4103 (dataflow_set_equiv_regs): New.
4104 (remove_duplicate_values): New.
4105 (struct dfset_post_merge): New.
4106 (variable_post_merge_new_vals): New.
4107 (variable_post_merge_perm_vals): New.
4108 (dataflow_post_merge_adjust): New.
4109 (find_mem_expr_in_1pdv): New.
4110 (dataflow_set_preserve_mem_locs): New.
4111 (dataflow_set_remove_mem_locs): New.
4112 (dataflow_set_clear_at_call): New.
4113 (onepart_variable_different_p): New.
4114 (variable_different_p): Use it.
4115 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4116 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4118 (track_loc_p): Pass it true.
4119 (struct count_use_info): New.
4120 (find_use_val): New.
4121 (replace_expr_with_values): New.
4123 (use_type): New, partially split out of...
4124 (count_uses): ... this. Count new micro-ops.
4125 (count_uses_1): Adjust.
4126 (count_stores): Adjust.
4127 (count_with_sets): New.
4128 (VAL_NEEDS_RESOLUTION): New.
4129 (VAL_HOLDS_TRACK_EXPR): New.
4130 (VAL_EXPR_IS_COPIED): New.
4131 (VAL_EXPR_IS_CLOBBERED): New.
4132 (add_uses): Adjust. Generate new micro-ops.
4133 (add_uses_1): Adjust.
4134 (add_stores): Generate new micro-ops.
4135 (add_with_sets): New.
4136 (find_src_status): Adjust.
4137 (find_src_set_src): Adjust.
4138 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4139 Handle new micro-ops. Canonicalize value equivalances.
4140 (vt_find_locations): Compute total size of hash tables for
4141 dumping. Perform merge for var-tracking-assignments. Don't
4142 disregard single-block loops.
4143 (dump_attrs_list): Handle decl_or_value.
4144 (dump_variable): Take variable. Deal with decl_or_value.
4145 (dump_variable_slot): New.
4146 (dump_vars): Use it.
4147 (dump_dataflow_sets): Adjust.
4148 (set_slot_part): New, extended to support one-part variables
4149 after splitting out of...
4150 (set_variable_part): ... this.
4151 (clobber_slot_part): New, split out of...
4152 (clobber_variable_part): ... this.
4153 (delete_slot_part): New, split out of...
4154 (delete_variable_part): .... this.
4155 (check_wrap_constant): New.
4156 (vt_expand_loc_callback): New.
4157 (vt_expand_loc): New.
4158 (emit_note_insn_var_location): Adjust. Handle values. Handle
4159 EMIT_NOTE_AFTER_CALL_INSN.
4160 (emit_notes_for_differences_1): Adjust. Handle values.
4161 (emit_notes_for_differences_2): Likewise.
4162 (emit_notes_for_differences): Adjust.
4163 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4164 Adjust. Handle new micro-ops.
4165 (vt_add_function_parameters): Adjust. Create and bind values.
4166 (vt_initialize): Adjust. Initialize scratch_regs and
4167 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4168 operations. Move some code to count_with_sets and add_with_sets.
4169 (delete_debug_insns): New.
4170 (vt_debug_insns_local): New.
4171 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4173 (var_tracking_main): If var-tracking-assignments is enabled
4174 but var-tracking isn't, delete debug insns and leave. Likewise
4175 if we exceed limits or fail the stack adjustments tests, and
4176 after all var-tracking processing.
4177 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4178 (dataflow_set): Add traversed_vars.
4179 (value_chain, const_value_chain): New typedefs.
4180 (value_chain_pool, value_chains): New variables.
4181 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
4182 add_value_chains, add_cselib_value_chains, remove_value_chain,
4183 remove_value_chains, remove_cselib_value_chains): New functions.
4184 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
4185 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
4187 (shared_hash_find_slot_unshare, shared_hash_find_slot,
4188 shared_hash_find_slot_noinsert, shared_hash_find): Update.
4189 (dst_can_be_shared): New variable.
4190 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
4191 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
4192 different from set->vars, look up slot again instead of using the
4194 (dataflow_set_init): Initialize traversed_vars.
4195 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4196 lookup if set->vars is shared. Don't keep slot cleared before
4197 calling unshare_variable. Unshare set->vars if needed. Adjust
4198 unshare_variable callers. Clear dst_can_be_shared if needed.
4199 Even ->refcount == 1 vars must be unshared if set->vars is shared
4200 and var needs to be modified.
4201 (dataflow_set_union): Set traversed_vars during canonicalization.
4202 (VALUE_CHANGED, DECL_CHANGED): Define.
4203 (set_dv_changed, dv_changed_p): New static inlines.
4204 (track_expr_p): Clear DECL_CHANGED.
4205 (dump_dataflow_sets): Set it.
4206 (variable_was_changed): Call set_dv_changed.
4207 (emit_note_insn_var_location): Likewise.
4208 (changed_variables_stack): New variable.
4209 (check_changed_vars_1, check_changed_vars_2): New functions.
4210 (emit_notes_for_changes): Do nothing if changed_variables is
4211 empty. Traverse changed_variables with check_changed_vars_1,
4212 call check_changed_vars_2 on each changed_variables_stack entry.
4213 (emit_notes_in_bb): Add SET argument. Just clear it at the
4214 beginning, use it instead of local &set, don't destroy it at the end.
4215 (vt_emit_notes): Call dataflow_set_clear early on all
4216 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4217 computed set, dataflow_set_clear also VTI(bb)->in when we are
4218 done with the basic block. Initialize changed_variables_stack,
4219 free it afterwards. If ENABLE_CHECKING verify that after noting
4220 differences to an empty set value_chains hash table is empty.
4221 (vt_initialize): Initialize value_chains and value_chain_pool.
4222 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4223 (variable_tracking_main): Call dump_dataflow_sets before calling
4224 vt_emit_notes, not after it.
4225 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4226 (propagate_var_def_into_debug_stmts): Declare.
4227 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4228 (df_set_note): Reject debug insns.
4229 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4230 add notes to debug insns.
4231 (df_note_bb_compute): Adjust. Likewise.
4232 (df_simulate_uses): Skip debug insns.
4233 (df_simulate_initialize_backwards): Likewise.
4234 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4235 (subst_stack_regs_pat): Reject debug insns.
4236 (convert_regs_1): Handle debug insns.
4237 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4238 (print-rtl.o): Depend on cselib.h.
4239 (cselib.o): Depend on TREE_PASS_H.
4240 (var-tracking.o): Depend on cselib.h and TARGET_H.
4241 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4242 (init_ready_list): Skip boundary debug insns.
4243 (add_branch_dependences): Skip debug insns.
4244 (free_block_dependencies): Check for blocks with only debug insns.
4245 (compute_priorities): Likewise.
4246 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4247 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4249 (gimple_build_debug_bind_stat): New.
4250 (empty_body_p): Skip debug stmts.
4251 (gimple_has_side_effects): Likewise.
4252 (gimple_rhs_has_side_effects): Likewise.
4253 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4254 (gimple_build_debug_bind_stat): Declare.
4255 (gimple_build_debug_bind): Define.
4256 (is_gimple_debug): New.
4257 (gimple_debug_bind_p): New.
4258 (gimple_debug_bind_get_var): New.
4259 (gimple_debug_bind_get_value): New.
4260 (gimple_debug_bind_get_value_ptr): New.
4261 (gimple_debug_bind_set_var): New.
4262 (gimple_debug_bind_set_value): New.
4263 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4264 (gimple_debug_bind_reset_value): New.
4265 (gimple_debug_bind_has_value_p): New.
4266 (gsi_next_nondebug): New.
4267 (gsi_prev_nondebug): New.
4268 (gsi_start_nondebug_bb): New.
4269 (gsi_last_nondebug_bb): New.
4270 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4271 (print_insn): Handle DEBUG_INSN.
4272 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4273 of first insn prevail.
4274 (first_stmt): Skip debug stmts.
4275 (first_non_label_stmt): Likewise.
4276 (last_stmt): Likewise.
4277 (has_zero_uses_1): New.
4278 (single_imm_use_1): New.
4279 (verify_gimple_debug): New.
4280 (verify_types_in_gimple_stmt): Handle debug stmts.
4281 (verify_stmt): Likewise.
4282 (debug_loop_num): Skip debug stmts.
4283 (remove_edge_and_dominated_blocks): Remove dominators last.
4284 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4285 (linearize_expr): Likewise.
4286 * config/i386/i386.c (ix86_delegitimize_address): Call
4287 default implementation.
4288 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4289 (group_barrier_needed): Skip debug insns.
4290 (emit_insn_group_barriers): Likewise.
4291 (emit_all_insn_group_barriers): Likewise.
4292 (ia64_variable_issue): Handle debug insns.
4293 (ia64_dfa_new_cycle): Likewise.
4294 (final_emit_insn_group_barriers): Skip debug insns.
4295 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4296 def cfa without frame.
4297 (process_set): Likewise.
4298 (process_for_unwind_directive): Pass frame on.
4299 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4300 (rs6000_delegitimize_address): New.
4301 (rs6000_debug_adjust_cost): Handle debug insns.
4302 (is_microcoded_insn): Likewise.
4303 (is_cracked_insn): Likewise.
4304 (is_nonpipeline_insn): Likewise.
4305 (insn_must_be_first_in_group): Likewise.
4306 (insn_must_be_last_in_group): Likewise.
4307 (force_new_group): Likewise.
4308 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4309 contains only debug insns.
4310 (rtl_merge_blocks): Skip debug insns.
4311 (purge_dead_edges): Likewise.
4312 (rtl_block_ends_with_call_p): Skip debug insns.
4313 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4314 (mark_reg_dependencies): Skip debug insns.
4315 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4316 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4317 * tree-ssa-threadedge.c
4318 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4319 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4320 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4321 (copyprop_hardreg_forward_1): Handle debug insns.
4322 * reload1.c (reload): Skip debug insns. Replace unassigned
4323 pseudos in debug insns with their equivalences.
4324 (eliminate_regs_in_insn): Skip debug insns.
4325 (emit_input_reload_insns): Skip debug insns at first, adjust
4327 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4328 (get_indirect_ref_operands): Pass opf_no_vops on.
4329 (get_expr_operands): Likewise. Skip debug stmts.
4330 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4332 2009-09-01 Richard Henderson <rth@redhat.com>
4334 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4335 stmt_ends_pp_p statements at least once.
4336 * tree-vrp.c (vrp_initialize): Likewise.
4337 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4339 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4342 Fix AIX bootstrap after PR debug/30161
4343 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4344 that is a GNU extension.
4345 (tmpl_value_parm_die_table): Move the definition of this global
4346 outside #ifdef DWARF2_DEBUGGING_INFO region.
4348 2009-09-01 Richard Guenther <rguenther@suse.de>
4350 * tree.c (tree_expr_size): New function.
4351 * tree.h (tree_expr_size): Declare.
4352 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4353 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4354 * langhooks.c (lhd_expr_size): Remove.
4355 * langhooks.h (struct lang_hooks): Remove expr_size.
4356 * explow.c (expr_size): Use tree_expr_size.
4357 (int_expr_size): Likewise.
4358 * langhooks-def.h (lhd_expr_size): Remove.
4359 (LANG_HOOKS_EXPR_SIZE): Likewise.
4360 (LANG_HOOKS_INITIALIZER): Adjust.
4362 2009-09-01 Richard Guenther <rguenther@suse.de>
4364 * tree-flow.h (mark_addressable): Move declaration ...
4365 * tree.h (mark_addressable): ... here.
4366 * stmt.c (expand_asm_operands): Use mark_addressable, not
4367 lang_hooks.mark_addressable.
4368 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4369 LANG_HOOKS_MARK_ADDRESSABLE.
4370 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4371 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4373 2009-08-31 Chris Demetriou <cgd@google.com>
4375 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4376 vectorize if not TARGET_SSE2.
4378 2009-08-31 DJ Delorie <dj@redhat.com>
4380 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4381 registers if no coprocessor is enabled.
4383 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4386 * cgraph.h (cgraph_get_node): Declare ...
4387 * cgraph.c (cgraph_get_node): ... new function.
4388 * dwarf2out.c (gen_generic_params_dies,
4389 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4390 make_ith_pack_parameter_name,
4391 append_entry_to_tmpl_value_parm_die_table,
4392 gen_remaining_tmpl_value_param_die_attribute): New functions.
4393 (gen_subprogram_die): Generate debug info for template parameters
4394 if debug info level is higher than DINFO_LEVEL_TERSE.
4395 Use tree_add_const_value_attribute_for_decl instead of
4396 tree_add_const_value_attribute.
4397 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4398 instead of tree_add_const_value_attribute.
4399 (gen_struct_or_union_type_die): Generate debug
4400 info for template parameters if debug info level is higher than
4402 (tree_add_const_value_attribute): Handle integral and pointer
4403 constants. Update comment.
4404 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4405 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4406 (reference_to_unused): Fix thinko. Remove redundant predicates from
4408 (tree_add_const_value_attribute): Make this work for constant
4410 tree_add_const_value_attribute_for_decl is to be used for variable
4412 (add_location_or_const_value_attribute): Use
4413 tree_add_const_value_attribute_for_decl now.
4414 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4415 DW_TAG_template_value_param DIEs after function DIEs have been
4417 * langhooks.h (lang_hooks_for_types): Add
4418 get_argument_pack_elems.
4419 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4420 (lang_hooks): Added get_innermost_generic_parms,
4421 get_innermost_generic_args.
4422 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4423 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4424 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4425 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4427 2009-08-31 DJ Delorie <dj@redhat.com>
4429 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4430 it once we start generating the prologue or epilogue.
4431 (mep_call_saves_register): If the frame is locked, re-use
4433 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4434 (mep_expand_prologue): Call it.
4435 (mep_expand_epilogue): Likewise.
4436 (mep_start_function): Use the same logic as mep_expand_prologue.
4437 (mep_pass_by_reference): Make logic more readable.
4438 (mep_return_in_memory): Zero-sized objects are passed in memory.
4439 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4441 2009-08-31 Richard Guenther <rguenther@suse.de>
4443 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4444 to query if the memory regions for memmove overlap.
4445 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4446 asserts on pointers, instead deal with odd trees.
4447 (ptr_derefs_may_alias_p): Likewise.
4448 (refs_may_alias_p_1): Constructor bases also never alias.
4450 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4452 * doc/install.texi (Final install): Adjust reference on where to
4453 order printed manuals.
4455 2009-08-30 Olivier Hainque <hainque@adacore.com>
4457 * dwarf2out.c (switch_to_frame_table_section): Move
4458 definition prior to first use.
4460 2009-08-30 Richard Guenther <rguenther@suse.de>
4462 PR tree-optimization/41186
4463 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4464 (ao_ref_init_from_ptr_and_size): New function.
4465 (ref_maybe_used_by_call_p_1): Be more precise tracking
4466 used ranges for builtin functions.
4467 (ref_maybe_used_by_call_p): Adjust.
4468 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4469 ranges for builtin functions.
4470 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4472 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4475 * fwprop.c (get_reg_use_in): Delete.
4476 (free_load_extend): New function.
4477 (forward_propagate_subreg): Use it.
4479 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4481 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4483 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4486 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4489 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4491 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4492 fini or fini_array section.
4494 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4496 * graphite-dependences.c (graphite_legal_transform_bb): Call
4497 pbb_remove_duplicate_pdrs.
4498 * graphite-poly.c (can_collapse_pdr): Removed.
4499 (pdr_find_duplicate): Removed.
4500 (can_collapse_pdrs): New.
4501 (pbb_remove_duplicate_pdrs): New.
4502 (new_poly_dr): Do not look for duplicates.
4503 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4504 (PBB_PDR_DUPLICATES_REMOVED): New.
4505 (pbb_remove_duplicate_pdrs): Declared.
4507 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4509 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4510 the strides by multiplying by PDR_NB_REFS.
4511 * graphite-poly.c (can_collapse_pdr): New.
4512 (pdr_find_duplicate): New.
4513 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4514 Initialize PDR_NB_REFS.
4515 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4517 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4519 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4522 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4525 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4527 * graphite-dependences.c (pddr_original_scattering): Return NULL
4528 for read-read dependence relations.
4529 * graphite-poly.h (enum poly_dr_type): Fix comment.
4532 (pdr_may_write_p): New.
4534 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4536 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4537 (struct poly_dr): Same.
4538 (new_poly_dr): Same.
4539 * graphite-poly.c (new_poly_dr): Same.
4540 * graphite-dependences.c (dot_deps): Disable call to system.
4542 2009-08-28 Cary Coutant <ccoutant@google.com>
4545 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4546 struct/union/enum types local to a function.
4548 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4549 Sebastian Pop <sebastian.pop@amd.com>
4551 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4552 pbb_strip_mine_time_depth. Changed the implementation so that
4553 transformation is expressed as a transformation on
4554 time (scatttering) dimensions. Also, ensures that the 2d+1
4555 scheduling format is preserved.
4556 (pbb_strip_mine_profitable_p): Profitability is based on the
4557 iteration number of a given time (scattering) dimension,
4558 and not on a original loop depth dimension.
4559 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4560 (pbb_do_strip_mine): Call psct_dynamic_dim.
4561 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4562 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4563 (pbb_nb_dynamic_scattering_transform): New.
4564 (psct_dynamic_dim): New.
4566 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4568 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4569 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4570 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4571 * graphite-interchange.c (build_linearized_memory_access): Same.
4572 (memory_stride_in_loop): Same.
4574 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4576 * graphite-dependences.c (pddr_original_scattering): New.
4577 (graphite_legal_transform_dr): Call pddr_original_scattering.
4580 * graphite-dependences.h (dot_deps): Declared.
4581 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4582 (print_pdr): Print PDR_ID.
4583 * graphite-poly.h (struct poly_dr): Add field id.
4586 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4588 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4590 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4591 not delete the original dependence relation.
4593 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4595 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4596 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4597 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4598 (free_poly_ddr): New.
4599 (pddr_is_empty): New.
4600 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4601 (dependence_polyhedron): Same. Remove useless gcc_assert.
4603 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4604 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4605 * graphite-dependences.h (enum poly_dependence_kind): New.
4606 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4607 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4608 (PDRP_SINK): Renamed PDDR_SINK.
4609 (PDRP_DDP): Renamed PDDR_DDP.
4611 (free_poly_ddr): Declared.
4612 * graphite-poly.c (new_scop): Use the new hash function names.
4613 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4614 into original_pddrs.
4615 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4617 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4619 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4620 bounds with LT_EXPR to make niter analysis more precise on code
4621 generated by Graphite.
4623 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4625 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4626 (graphite_legal_transform_bb): Same.
4627 (poly_drs_may_alias_p): Same.
4629 2009-08-28 Richard Guenther <rguenther@suse.de>
4631 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4633 2009-08-28 Jan Beulich <jbeulich@novell.com>
4635 * config/i386/netware.c: Include langhooks.h.
4636 (i386_nlm_encode_section_info): Simplify.
4637 (netware_override_options): Delete.
4638 * config/i386/netware.h (netware_override_options): Delete
4640 (OVERRIDE_OPTIONS): Delete definition.
4641 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4642 (ASM_COMMENT_START): Define.
4643 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4645 2009-08-28 Jan Beulich <jbeulich@novell.com>
4647 * configure.ac: For in-tree ld, do a plain version check to
4648 determine whether comdat groups are supported.
4649 * configure: Regenerate.
4651 2009-08-28 Olivier Hainque <hainque@adacore.com>
4653 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4654 always defined. Reflect definition or absence of such for
4655 COLLECT_EXPORT_LIST. Readability helper.
4656 (scanfilter): New enum, to help control what symbols
4657 are to be considered or ignored by scan_prog_file.
4658 (enum pass): Rename as "scanpass", moved together with scanfilter
4659 prior to scan_prog_file's prototype.
4660 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4661 Group prototype with the scanpass/scanfilter definitions, factorize
4662 head comments for the several implementations at the prototype.
4663 (main): Reorganize the first pass link control to let AIX
4664 drag only the needed frame tables in executables. Prevent
4665 frame tables collection during the scan aimed at static ctors.
4666 Pre-link and scan for frame tables later to compensate.
4667 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4668 A C statement to issue assembly directives that create a reference
4669 to the given DWARF table identifier label from the current function
4671 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4672 to differentiate first time section entry. Only emit a .data
4673 tables start identifier label the first time around.
4674 (switch_to_frame_table_section): New function. Helper for
4675 output_call_frame_info to switch possibly BACK into the eh_frame
4676 or the debug_frame section depending on FOR_EH.
4677 (output_call_frame_info): Use helper to first enter the proper
4679 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4680 emit a link to the frame table start label from each function
4682 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4683 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4684 * config/rs6000/rs6000-protos.h: Declare it.
4685 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4687 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4689 * config/sh/sh.c (split_branches): Check the result of
4692 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4694 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4695 using -pthread -fopenmp
4697 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4699 * doc/service.texi (service directory): Update URL.
4701 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4703 PR rtl-optimization/40861
4704 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4705 extract word from a multi-word subreg for negative byte positions.
4707 2009-08-27 Tristan Gingold <gingold@adacore.com>
4708 Douglas B Rupp <rupp@gnat.com>
4710 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4711 (SECTION_VMS_OVERLAY): Define.
4712 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4714 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4716 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4717 common_object declarations.
4718 (ia64_section_type_flags): Set section flag for common_object.
4719 * config/ia64/ia64-protos.h
4720 (ia64_vms_output_aligned_decl_common): Declare.
4721 (ia64_vms_elf_asm_named_section): Declare.
4723 2009-08-27 Michael Matz <matz@suse.de>
4725 * expr.c (expand_expr_real_2): New function taking exploded
4726 unary or binary expression, split out from ...
4727 (expand_expr_real_1): ... here. Move over all unary/binary
4728 switch parts to above function, in particular these codes:
4729 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4730 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4731 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4732 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4733 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4734 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4735 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4736 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4737 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4738 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4739 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4740 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4741 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4742 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4743 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4744 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4745 VEC_PACK_FIX_TRUNC_EXPR.
4746 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4749 2009-08-27 Richard Guenther <rguenther@suse.de>
4751 * gengtype.c (main): Handle uint64_t.
4752 * ipa-utils.c (get_base_var): Indent properly.
4753 * tree-ssa-live.c (debug_scope_block): New function.
4754 * tree-flow.h (debug_scope_block): Declare.
4755 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4756 * basic-block.h (enum profile_status): Rename to
4757 enum profile_status_d.
4758 (x_profile_status): Adjust type.
4760 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4763 * dwarf2out.c (get_context_die): Declare this static function.
4764 (gen_type_die_with_usage): Make sure a DIE is a generated for
4765 the context of a typedef.
4767 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4769 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4772 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4774 * config/mips/mips-protos.h (mips_output_sync): Declare.
4775 (mips_sync_loop_insns): Likewise.
4776 (mips_output_sync_loop): Replace first two parameters with an rtx.
4777 * config/mips/mips.c (mips_multi_member): New structure.
4778 (mips_multi_members): New variable.
4779 (mips_multi_start): New function.
4780 (mips_multi_add): Likewise.
4781 (mips_multi_add_insn): Likewise.
4782 (mips_multi_add_label): Likewise.
4783 (mips_multi_last_index): Likewise.
4784 (mips_multi_copy_insn): Likewise.
4785 (mips_multi_set_operand): Likewise.
4786 (mips_multi_write): Likewise.
4787 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4788 (mips_init_print_operand_punct): Update accordingly.
4789 (mips_start_ll_sc_sync_block): New function.
4790 (mips_end_ll_sc_sync_block): Likewise.
4791 (mips_output_sync): Likewise.
4792 (mips_sync_insn1_template): Likewise.
4793 (mips_sync_insn2_template): Likewise.
4794 (mips_get_sync_operand): Likewise.
4795 (mips_process_sync_loop): Likewise.
4796 (mips_output_sync_loop): Use mips_process_sync_loop.
4797 (mips_sync_loop_insns): New function.
4798 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4799 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4800 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4801 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4802 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4803 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4804 (MIPS_SYNC_OLD_OP_12): Likewise.
4805 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4806 (MIPS_SYNC_NEW_OP_12): Likewise.
4807 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4808 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4809 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4810 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4811 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4812 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4813 * config/mips/mips.md (sync_mem): New attribute.
4814 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4815 (sync_exclusive_mask, sync_required_oldval): Likewise.
4816 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4817 (sync_release_barrier): Likewise.
4818 (length): Handle sync loops.
4819 (sync): Use mips_output_sync.
4820 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4821 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4822 and use mips_output_sync_loop.
4823 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4824 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4825 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4826 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4827 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4828 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4829 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4830 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4831 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4833 2009-08-26 Richard Guenther <rguenther@suse.de>
4836 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4837 the types to not match.
4838 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4840 * tree-ssa.c (useless_type_conversion_p): Conversions to
4841 pointers to unprototyped functions are useless.
4843 2009-08-26 Richard Guenther <rguenther@suse.de>
4845 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4846 whole-program condition, prepare to be called for non-globals.
4847 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4848 params build a representative with known type and track its fields.
4850 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4852 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4853 clearing by a taken branch.
4854 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4855 effectively after bbro pass.
4856 (sync_nand<mode>): Ditto.
4857 (sync_old_<fetchop_name><mode>): Ditto.
4858 (sync_old_nand<mode>): Ditto.
4859 (sync_new_<fetchop_name><mode>): Dito.
4860 (sync_new_nand<mode>): Ditto.
4861 (sync_compare_and_swap<mode>_1): Ditto.
4862 (*sync_compare_and_swap<mode>): Ditto.
4863 (sync_lock_test_and_set<mode>_1): Ditto.
4864 ("sync_lock_test_and_set<mode>): Ditto.
4866 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4868 * hwint.h (HOST_LONG_FORMAT): New macro
4869 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4870 Use HOST_PTR_PRINTF.
4871 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4872 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4873 (HOST_PTR_PRINTF): Document.
4875 2009-08-25 Jan Hubicka <jh@suse.cz>
4877 * config/i386/bmmintrin.h: Replace by #error.
4880 Michael Meissner <michael.meissner@amd.com>
4881 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4882 Tony Linthicum <tony.linthicum@amd.com>
4884 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4885 (TARGET_ROUND): New macro for the round/ptest instructions which
4886 are shared between SSE4.1 and SSE5.
4887 (OPTION_MASK_ISA_ROUND): Ditto.
4888 (OPTION_ISA_ROUND): Ditto.
4889 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4890 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4892 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4893 (-mfused-madd): New switch to give users control over whether the
4894 compiler optimizes to use the multiply/add SSE5 instructions.
4896 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4897 (ix86_handle_option): Turn off 3dnow if -msse5.
4898 (override_options): Add SSE5 support.
4899 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4901 (ix86_expand_sse_movcc): Add SSE5 support.
4902 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4903 vector type to the next largest size.
4904 (ix86_expand_sse5_pack): New function to use pperm to pack a
4905 vector type to the next smallest size.
4906 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4907 (IX86_BUILTIN_FMADDSD): Ditto.
4908 (IX86_BUILTIN_FMADDPS): Ditto.
4909 (IX86_BUILTIN_FMADDPD): Ditto.
4910 (IX86_BUILTIN_FMSUBSS): Ditto.
4911 (IX86_BUILTIN_FMSUBSD): Ditto.
4912 (IX86_BUILTIN_FMSUBPS): Ditto.
4913 (IX86_BUILTIN_FMSUBPD): Ditto.
4914 (IX86_BUILTIN_FNMADDSS): Ditto.
4915 (IX86_BUILTIN_FNMADDSD): Ditto.
4916 (IX86_BUILTIN_FNMADDPS): Ditto.
4917 (IX86_BUILTIN_FNMADDPD): Ditto.
4918 (IX86_BUILTIN_FNMSUBSS): Ditto.
4919 (IX86_BUILTIN_FNMSUBSD): Ditto.
4920 (IX86_BUILTIN_FNMSUBPS): Ditto.
4921 (IX86_BUILTIN_FNMSUBPD): Ditto.
4922 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4923 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4924 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4925 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4926 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4927 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4928 (IX86_BUILTIN_PPERM): Ditto.
4929 (IX86_BUILTIN_PERMPS): Ditto.
4930 (IX86_BUILTIN_PERMPD): Ditto.
4931 (IX86_BUILTIN_PMACSSWW): Ditto.
4932 (IX86_BUILTIN_PMACSWW): Ditto.
4933 (IX86_BUILTIN_PMACSSWD): Ditto.
4934 (IX86_BUILTIN_PMACSWD): Ditto.
4935 (IX86_BUILTIN_PMACSSDD): Ditto.
4936 (IX86_BUILTIN_PMACSDD): Ditto.
4937 (IX86_BUILTIN_PMACSSDQL): Ditto.
4938 (IX86_BUILTIN_PMACSSDQH): Ditto.
4939 (IX86_BUILTIN_PMACSDQL): Ditto.
4940 (IX86_BUILTIN_PMACSDQH): Ditto.
4941 (IX86_BUILTIN_PMADCSSWD): Ditto.
4942 (IX86_BUILTIN_PMADCSWD): Ditto.
4943 (IX86_BUILTIN_PHADDBW): Ditto.
4944 (IX86_BUILTIN_PHADDBD): Ditto.
4945 (IX86_BUILTIN_PHADDBQ): Ditto.
4946 (IX86_BUILTIN_PHADDWD): Ditto.
4947 (IX86_BUILTIN_PHADDWQ): Ditto.
4948 (IX86_BUILTIN_PHADDDQ): Ditto.
4949 (IX86_BUILTIN_PHADDUBW): Ditto.
4950 (IX86_BUILTIN_PHADDUBD): Ditto.
4951 (IX86_BUILTIN_PHADDUBQ): Ditto.
4952 (IX86_BUILTIN_PHADDUWD): Ditto.
4953 (IX86_BUILTIN_PHADDUWQ): Ditto.
4954 (IX86_BUILTIN_PHADDUDQ): Ditto.
4955 (IX86_BUILTIN_PHSUBBW): Ditto.
4956 (IX86_BUILTIN_PHSUBWD): Ditto.
4957 (IX86_BUILTIN_PHSUBDQ): Ditto.
4958 (IX86_BUILTIN_PROTB): Ditto.
4959 (IX86_BUILTIN_PROTW): Ditto.
4960 (IX86_BUILTIN_PROTD): Ditto.
4961 (IX86_BUILTIN_PROTQ): Ditto.
4962 (IX86_BUILTIN_PROTB_IMM): Ditto.
4963 (IX86_BUILTIN_PROTW_IMM): Ditto.
4964 (IX86_BUILTIN_PROTD_IMM): Ditto.
4965 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4966 (IX86_BUILTIN_PSHLB): Ditto.
4967 (IX86_BUILTIN_PSHLW): Ditto.
4968 (IX86_BUILTIN_PSHLD): Ditto.
4969 (IX86_BUILTIN_PSHLQ): Ditto.
4970 (IX86_BUILTIN_PSHAB): Ditto.
4971 (IX86_BUILTIN_PSHAW): Ditto.
4972 (IX86_BUILTIN_PSHAD): Ditto.
4973 (IX86_BUILTIN_PSHAQ): Ditto.
4974 (IX86_BUILTIN_FRCZSS): Ditto.
4975 (IX86_BUILTIN_FRCZSD): Ditto.
4976 (IX86_BUILTIN_FRCZPS): Ditto.
4977 (IX86_BUILTIN_FRCZPD): Ditto.
4978 (IX86_BUILTIN_CVTPH2PS): Ditto.
4979 (IX86_BUILTIN_CVTPS2PH): Ditto.
4980 (IX86_BUILTIN_COMEQSS): Ditto.
4981 (IX86_BUILTIN_COMNESS): Ditto.
4982 (IX86_BUILTIN_COMLTSS): Ditto.
4983 (IX86_BUILTIN_COMLESS): Ditto.
4984 (IX86_BUILTIN_COMGTSS): Ditto.
4985 (IX86_BUILTIN_COMGESS): Ditto.
4986 (IX86_BUILTIN_COMUEQSS): Ditto.
4987 (IX86_BUILTIN_COMUNESS): Ditto.
4988 (IX86_BUILTIN_COMULTSS): Ditto.
4989 (IX86_BUILTIN_COMULESS): Ditto.
4990 (IX86_BUILTIN_COMUGTSS): Ditto.
4991 (IX86_BUILTIN_COMUGESS): Ditto.
4992 (IX86_BUILTIN_COMORDSS): Ditto.
4993 (IX86_BUILTIN_COMUNORDSS): Ditto.
4994 (IX86_BUILTIN_COMFALSESS): Ditto.
4995 (IX86_BUILTIN_COMTRUESS): Ditto.
4996 (IX86_BUILTIN_COMEQSD): Ditto.
4997 (IX86_BUILTIN_COMNESD): Ditto.
4998 (IX86_BUILTIN_COMLTSD): Ditto.
4999 (IX86_BUILTIN_COMLESD): Ditto.
5000 (IX86_BUILTIN_COMGTSD): Ditto.
5001 (IX86_BUILTIN_COMGESD): Ditto.
5002 (IX86_BUILTIN_COMUEQSD): Ditto.
5003 (IX86_BUILTIN_COMUNESD): Ditto.
5004 (IX86_BUILTIN_COMULTSD): Ditto.
5005 (IX86_BUILTIN_COMULESD): Ditto.
5006 (IX86_BUILTIN_COMUGTSD): Ditto.
5007 (IX86_BUILTIN_COMUGESD): Ditto.
5008 (IX86_BUILTIN_COMORDSD): Ditto.
5009 (IX86_BUILTIN_COMUNORDSD): Ditto.
5010 (IX86_BUILTIN_COMFALSESD): Ditto.
5011 (IX86_BUILTIN_COMTRUESD): Ditto.
5012 (IX86_BUILTIN_COMEQPS): Ditto.
5013 (IX86_BUILTIN_COMNEPS): Ditto.
5014 (IX86_BUILTIN_COMLTPS): Ditto.
5015 (IX86_BUILTIN_COMLEPS): Ditto.
5016 (IX86_BUILTIN_COMGTPS): Ditto.
5017 (IX86_BUILTIN_COMGEPS): Ditto.
5018 (IX86_BUILTIN_COMUEQPS): Ditto.
5019 (IX86_BUILTIN_COMUNEPS): Ditto.
5020 (IX86_BUILTIN_COMULTPS): Ditto.
5021 (IX86_BUILTIN_COMULEPS): Ditto.
5022 (IX86_BUILTIN_COMUGTPS): Ditto.
5023 (IX86_BUILTIN_COMUGEPS): Ditto.
5024 (IX86_BUILTIN_COMORDPS): Ditto.
5025 (IX86_BUILTIN_COMUNORDPS): Ditto.
5026 (IX86_BUILTIN_COMFALSEPS): Ditto.
5027 (IX86_BUILTIN_COMTRUEPS): Ditto.
5028 (IX86_BUILTIN_COMEQPD): Ditto.
5029 (IX86_BUILTIN_COMNEPD): Ditto.
5030 (IX86_BUILTIN_COMLTPD): Ditto.
5031 (IX86_BUILTIN_COMLEPD): Ditto.
5032 (IX86_BUILTIN_COMGTPD): Ditto.
5033 (IX86_BUILTIN_COMGEPD): Ditto.
5034 (IX86_BUILTIN_COMUEQPD): Ditto.
5035 (IX86_BUILTIN_COMUNEPD): Ditto.
5036 (IX86_BUILTIN_COMULTPD): Ditto.
5037 (IX86_BUILTIN_COMULEPD): Ditto.
5038 (IX86_BUILTIN_COMUGTPD): Ditto.
5039 (IX86_BUILTIN_COMUGEPD): Ditto.
5040 (IX86_BUILTIN_COMORDPD): Ditto.
5041 (IX86_BUILTIN_COMUNORDPD): Ditto.
5042 (IX86_BUILTIN_COMFALSEPD): Ditto.
5043 (IX86_BUILTIN_COMTRUEPD): Ditto.
5044 (IX86_BUILTIN_PCOMEQUB): Ditto.
5045 (IX86_BUILTIN_PCOMNEUB): Ditto.
5046 (IX86_BUILTIN_PCOMLTUB): Ditto.
5047 (IX86_BUILTIN_PCOMLEUB): Ditto.
5048 (IX86_BUILTIN_PCOMGTUB): Ditto.
5049 (IX86_BUILTIN_PCOMGEUB): Ditto.
5050 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5051 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5052 (IX86_BUILTIN_PCOMEQUW): Ditto.
5053 (IX86_BUILTIN_PCOMNEUW): Ditto.
5054 (IX86_BUILTIN_PCOMLTUW): Ditto.
5055 (IX86_BUILTIN_PCOMLEUW): Ditto.
5056 (IX86_BUILTIN_PCOMGTUW): Ditto.
5057 (IX86_BUILTIN_PCOMGEUW): Ditto.
5058 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5059 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5060 (IX86_BUILTIN_PCOMEQUD): Ditto.
5061 (IX86_BUILTIN_PCOMNEUD): Ditto.
5062 (IX86_BUILTIN_PCOMLTUD): Ditto.
5063 (IX86_BUILTIN_PCOMLEUD): Ditto.
5064 (IX86_BUILTIN_PCOMGTUD): Ditto.
5065 (IX86_BUILTIN_PCOMGEUD): Ditto.
5066 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5067 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5068 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5069 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5070 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5071 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5072 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5073 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5074 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5075 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5076 (IX86_BUILTIN_PCOMEQB): Ditto.
5077 (IX86_BUILTIN_PCOMNEB): Ditto.
5078 (IX86_BUILTIN_PCOMLTB): Ditto.
5079 (IX86_BUILTIN_PCOMLEB): Ditto.
5080 (IX86_BUILTIN_PCOMGTB): Ditto.
5081 (IX86_BUILTIN_PCOMGEB): Ditto.
5082 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5083 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5084 (IX86_BUILTIN_PCOMEQW): Ditto.
5085 (IX86_BUILTIN_PCOMNEW): Ditto.
5086 (IX86_BUILTIN_PCOMLTW): Ditto.
5087 (IX86_BUILTIN_PCOMLEW): Ditto.
5088 (IX86_BUILTIN_PCOMGTW): Ditto.
5089 (IX86_BUILTIN_PCOMGEW): Ditto.
5090 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5091 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5092 (IX86_BUILTIN_PCOMEQD): Ditto.
5093 (IX86_BUILTIN_PCOMNED): Ditto.
5094 (IX86_BUILTIN_PCOMLTD): Ditto.
5095 (IX86_BUILTIN_PCOMLED): Ditto.
5096 (IX86_BUILTIN_PCOMGTD): Ditto.
5097 (IX86_BUILTIN_PCOMGED): Ditto.
5098 (IX86_BUILTIN_PCOMFALSED): Ditto.
5099 (IX86_BUILTIN_PCOMTRUED): Ditto.
5100 (IX86_BUILTIN_PCOMEQQ): Ditto.
5101 (IX86_BUILTIN_PCOMNEQ): Ditto.
5102 (IX86_BUILTIN_PCOMLTQ): Ditto.
5103 (IX86_BUILTIN_PCOMLEQ): Ditto.
5104 (IX86_BUILTIN_PCOMGTQ): Ditto.
5105 (IX86_BUILTIN_PCOMGEQ): Ditto.
5106 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5107 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5108 (enum multi_arg_type): New enum for describing the various SSE5
5109 intrinsic argument types.
5110 (bdesc_multi_arg): New table for SSE5 intrinsics.
5111 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5112 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5114 (ix86_expand_builtin): Add SSE5 intrinsic support.
5115 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5116 operand instructions.
5117 (ix86_expand_sse5_multiple_memory): New function to split the
5118 second memory reference from SSE5 instructions.
5119 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5120 (ix86_return_pops_args): Use stdarg_p to determine if the function
5121 has variable arguments.
5122 (ix86_setup_incoming_varargs): Ditto.
5123 (x86_this_parameter): Ditto.
5125 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5127 (ix86_expand_sse5_pack): Ditto.
5128 (ix86_sse5_valid_op_p): Ditto.
5129 (ix86_expand_sse5_multiple_memory): Ditto.
5131 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5132 constant for SSE5 support.
5133 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5134 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5135 (UNSPEC_SSE5_PERMUTE): Ditto.
5136 (UNSPEC_SSE5_ASHIFT): Ditto.
5137 (UNSPEC_SSE5_LSHIFT): Ditto.
5138 (UNSPEC_FRCZ): Ditto.
5139 (UNSPEC_CVTPH2PS): Ditto.
5140 (UNSPEC_CVTPS2PH): Ditto.
5141 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5143 (COM_FALSE_S): Ditto.
5144 (COM_FALSE_P): Ditto.
5145 (COM_TRUE_S): Ditto.
5146 (COM_TRUE_P): Ditto.
5147 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5148 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5150 (memory attribute): Ditto.
5151 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5152 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5153 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5154 (floor<mode>2): Ditto.
5155 (ceil<mode>2): Ditto.
5156 (btrunc<mode>2): Ditto.
5157 (nearbyintdf2): Ditto.
5158 (nearbyintsf2): Ditto.
5159 (sse_setccsf): Disable if SSE5.
5160 (sse_setccdf): Ditto.
5161 (sse5_setcc<mode>): New support for SSE5 conditional move.
5162 (sse5_pcmov_<mode>): Ditto.
5164 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5166 (SSEMODEF2P): Ditto.
5167 (ssemodesuffixf4): New mode attribute for SSE5.
5168 (ssemodesuffixf2s): Ditto.
5169 (ssemodesuffixf2c): Ditto.
5170 (sserotatemax): Ditto.
5171 (ssescalarmode): Ditto.
5172 (sse_maskcmpv4sf3): Disable if SSE5.
5173 (sse_maskcmpv2df3): Ditto.
5174 (sse_vmmaskcmpv4sf3): Ditto.
5175 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5176 (sse5_vmfmadd<mode>4): Ditto.
5177 (sse5_fmsub<mode>4): Ditto.
5178 (sse5_vmfmsub<mode>4): Ditto.
5179 (sse5_fnmadd<mode>4): Ditto.
5180 (sse5_vmfnmadd<mode>4): Ditto.
5181 (sse5_fnmsub<mode>4): Ditto.
5182 (sse5_vmfnmsub<mode>4): Ditto.
5183 (sse5i_fmadd<mode>4): Ditto.
5184 (sse5i_fmsub<mode>4): Ditto.
5185 (sse5i_fnmadd<mode>4): Ditto.
5186 (sse5i_fnmsub<mode>4): Ditto.
5187 (sse5i_vmfmadd<mode>4): Ditto.
5188 (sse5i_vmfmsub<mode>4): Ditto.
5189 (sse5i_vmfnmadd<mode>4): Ditto.
5190 (sse5i_vmfnmsub<mode>4): Ditto.
5191 (mulv16qi3): Add SSE5 support.
5193 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5194 (sse2_mulv4si3): Disable if SSE5.
5195 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5196 (sse4_1_roundps): Ditto.
5197 (sse4_1_roundsd): Ditto.
5198 (sse4_1_roundss): Ditto.
5199 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5201 (sse_maskcmpsf3): Ditto.
5202 (sse_vmmaskcmpv4sf3): Ditto.
5203 (sse2_maskcmpv2df3): Ditto.
5204 (sse2_maskcmpdf3): Ditto.
5205 (sse2_vmmaskcmpv2df3): Ditto.
5206 (sse2_eq<mode>3): Ditto.
5207 (sse2_gt<mode>3): Ditto.
5208 (sse5_pcmov_<mode>): Add SSE5 support.
5209 (vec_unpacku_hi_v16qi): Ditto.
5210 (vec_unpacks_hi_v16qi): Ditto.
5211 (vec_unpacku_lo_v16qi): Ditto.
5212 (vec_unpacks_lo_v16qi): Ditto.
5213 (vec_unpacku_hi_v8hi): Ditto.
5214 (vec_unpacks_hi_v8hi): Ditto.
5215 (vec_unpacku_lo_v8hi): Ditto.
5216 (vec_unpacks_lo_v8hi): Ditto.
5217 (vec_unpacku_hi_v4si): Ditto.
5218 (vec_unpacks_hi_v4si): Ditto.
5219 (vec_unpacku_lo_v4si): Ditto.
5220 (vec_unpacks_lo_v4si): Ditto.
5221 (sse5_pmacsww): New SSE5 intrinsic insn.
5222 (sse5_pmacssww): Ditto.
5223 (sse5_pmacsdd): Ditto.
5224 (sse5_pmacssdd): Ditto.
5225 (sse5_pmacssdql): Ditto.
5226 (sse5_pmacssdqh): Ditto.
5227 (sse5_pmacsdqh): Ditto.
5228 (sse5_pmacsswd): Ditto.
5229 (sse5_pmacswd): Ditto.
5230 (sse5_pmadcsswd): Ditto.
5231 (sse5_pmadcswd): Ditto.
5232 (sse5_pcmov_<move>): Conditional move support on SSE5.
5233 (sse5_phaddbw): New SSE5 intrinsic insn.
5234 (sse5_phaddbd): Ditto.
5235 (sse5_phaddbq): Ditto.
5236 (sse5_phaddwd): Ditto.
5237 (sse5_phaddwq): Ditto.
5238 (sse5_phadddq): Ditto.
5239 (sse5_phaddubw): Ditto.
5240 (sse5_phaddubd): Ditto.
5241 (sse5_phaddubq): Ditto.
5242 (sse5_phadduwd): Ditto.
5243 (sse5_phadduwq): Ditto.
5244 (sse5_phaddudq): Ditto.
5245 (sse5_phsubbw): Ditto.
5246 (sse5_phsubwd): Ditto.
5247 (sse5_phsubdq): Ditto.
5248 (sse5_pperm): Ditto.
5249 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5250 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5251 (sse5_pperm_sign_v8hi_v4si): Ditto.
5252 (sse5_pperm_zero_v8hi_v4si): Ditto.
5253 (sse5_pperm_sign_v4si_v2di): Ditto.
5254 (sse5_pperm_sign_v4si_v2di): Ditto.
5255 (sse5_pperm_pack_v2di_v4si): Ditto.
5256 (sse5_pperm_pack_v4si_v8hi): Ditto.
5257 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5258 (sse5_perm<mode>): New SSE5 intrinsic insn.
5259 (rotl<mode>3): Ditto.
5260 (sse5_rotl<mode>3): Ditto.
5261 (sse5_ashl<mode>3): Ditto.
5262 (sse5_lshl<mode>3): Ditto.
5263 (sse5_frcz<mode>2): Ditto.
5264 (sse5s_frcz<mode>2): Ditto.
5265 (sse5_cvtph2ps): Ditto.
5266 (sse5_cvtps2ph): Ditto.
5267 (sse5_vmmaskcmp<mode>3): Ditto.
5268 (sse5_com_tf<mode>3): Ditto.
5269 (sse5_maskcmp<mode>3): Ditto.
5270 (sse5_maskcmp_uns<mode>3): Ditto.
5271 (sse5_maskcmp_uns2<mode>3): Ditto.
5272 (sse5_pcom_tf<mode>3): Ditto.
5274 * config/i386/predicates.md (sse5_comparison_float_operator):
5275 New predicate to match the comparison operators supported by
5276 the SSE5 com instruction.
5277 (ix86_comparison_int_operator): New predicate to match just the
5278 signed int comparisons.
5279 (ix86_comparison_uns_operator): New predicate to match just the
5280 unsigned int comparisons.
5282 * doc/invoke.texi (-msse5): Add documentation.
5283 (-mfused-madd): Ditto.
5285 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5287 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5289 (x86_64-*-*): Ditto.
5291 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5293 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5294 intrinisics for SSE5.
5296 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5299 * config/i386/mmintrin-common.h: New file, to contain common
5300 instructions between SSE4.1 and SSE5.
5302 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5303 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5304 (gen_regparm_prefix): Ditto.
5306 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5307 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5308 prototype_p to determine if a function is prototyped.
5310 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5312 * c-common.c (c_common_reswords) add the alignof keyword,
5313 with same RID as __alignof and __alignof__
5315 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5317 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5318 * hooks.c (hook_bool_const_int_const_int_true): New function.
5319 * target.h (struct gcc_target): Add can_eliminate field.
5320 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5321 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5322 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5323 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5324 (elim_table): Revise comment.
5325 * system.h (CAN_ELIMINATE): Poison.
5326 * defaults.h (CAN_ELIMINATE): Remove.
5327 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5329 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5330 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5332 (alpha_vms_can_eliminate): Declare as static, change return type to
5334 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5336 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5337 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5338 (arm_can_eliminate): New function.
5340 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5341 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5342 (avr_can_eliminate): Declare as static.
5343 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5345 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5346 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5347 (bfin_can_eliminate): New function.
5349 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5350 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5351 (crx_can_eliminate): New function.
5353 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5354 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5355 (fr30_can_eliminate): New function.
5357 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5358 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5359 (frv_can_eliminate): New function.
5361 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5362 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5363 (h8300_can_eliminate): New function.
5365 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5366 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5367 (i386_can_eliminate): Declare as static, change return type to bool.
5368 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5370 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5371 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5372 (ia64_can_eliminate): New function.
5374 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5375 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5376 (iq2000_can_eliminate): New function.
5378 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5379 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5380 (m32r_can_eliminate): New function.
5382 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5383 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5384 (m68hc11_can_eliminate): New function.
5386 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5387 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5388 (m68k_can_eliminate): New function.
5390 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5391 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5392 (mep_can_eliminate): New function.
5394 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5395 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5396 (mips_can_eliminate): New function.
5398 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5399 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5400 (rs6000_can_eliminate): New function.
5402 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5403 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5404 (s390_can_eliminate): Declare as static.
5405 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5407 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5408 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5409 (score_can_eliminate): New function.
5411 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5412 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5413 (sparc_can_eliminate): Declare as static.
5414 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5416 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5417 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5418 (xstormy16_can_eliminate): New function.
5420 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5421 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5422 (v850_can_eliminate): New function.
5424 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5426 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5427 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5428 (*movdfcc_ext[1234]): Disable for IEEE mode.
5430 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5432 * gimplify.c (prepare_gimple_addressable): New static function.
5433 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5435 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5436 manually fiddling with it.
5438 2009-08-25 Michael Matz <matz@suse.de>
5440 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5441 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5443 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5444 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5445 (do_jump): Split out code for simple binary comparisons into ...
5446 (do_jump_1): ... this, taking the individual operands and code.
5447 Change callers to helper function above accordingly.
5448 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5451 2009-08-25 Michael Matz <matz@suse.de>
5453 * expr.h (struct separate_ops, sepops): New type for passing
5454 around an exploded simple expression.
5455 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5456 Use this structure instead of expression tree.
5457 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5458 expression, only its type.
5459 (expand_vec_cond_expr): Take type and individual operands instead
5461 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5462 expand_vec_shift_expr): Change prototype accordingly.
5463 * tree-vect-stmts.c (vectorizable_condition): Change call of
5464 expand_vec_cond_expr_p to pass only type.
5465 * expr.c (do_store_flags): Change prototype and implementation
5466 to take an exploded expression.
5467 (expand_expr_real_1): New local ops initialized with details
5468 of the full expression. Use it instead of full
5469 expression in calls to do_store_flags, expand_vec_cond_expr,
5470 expand_widen_pattern_expr and expand_vec_shift_expr.
5472 2009-08-25 Michael Matz <matz@suse.de>
5474 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5475 treeop2 initialized with first three operands of the full expression.
5476 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5478 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5480 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5481 (__gthread_objc_condition_allocate): Mark arguments as unused.
5482 (__gthread_objc_condition_deallocate): Likewise.
5483 (__gthread_objc_condition_wait): Likewise.
5484 (__gthread_objc_condition_broadcast): Likewise.
5485 (__gthread_objc_condition_signal): Likewise.
5486 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5487 (__gthread_objc_thread_id): Likewise.
5489 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5492 * tree-pretty-print.c (print_call_name): Print the correct call name
5493 for procedure pointer components.
5495 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5497 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5498 default_promote_function_mode when not VMS.
5500 2009-08-24 Olivier Hainque <hainque@adacore.com>
5502 * convert.c (convert_to_integer): Don't assume an input pointer is
5503 POINTER_SIZE wide. Fetch from the type instead.
5505 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5507 * configure.ac (AC_PREREQ): Bump to 2.64.
5509 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5511 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5512 (process_command): Don't search standard_exec_prefix_1 and
5513 standard_exec_prefix_2.
5515 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5517 * config/arm/arm.c (output_return_instruction): Handle for
5520 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5522 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5524 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5526 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5527 (*arm_movdf_vfp): Likewise.
5529 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5531 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5532 (vashr<mode>3): Rename from ashr<mode>3.
5533 (vlshr<mode>3): Rename from lshr<mode>3.
5535 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5538 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5539 (check_format_info_main): Use scalar_identify_flag.
5540 (check_format_types): Check for scalar size identity if
5541 scalar_identify_flag is set.
5542 (printf_length_specs): Extend by new field.
5543 (asm_fprintf_length_specs): Likewise.
5544 (gcc_diag_length_specs): Likewise.
5545 (scanf_length_specs): Likewise.
5546 (strfmon_length_specs): Likewise.
5547 (gcc_gfc_length_specs): Likewise.
5548 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5549 (ms_printf_flag_specs): Likewise.
5550 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5552 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5555 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5556 (*call_value_pop_1): Ditto.
5557 (*sibcall_pop_1): New insn pattern.
5558 (*sibcall_value_pop_1): Ditto.
5560 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5563 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5566 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5569 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5570 (get_reg_use_in): New function.
5571 (forward_propagate_subreg): Propagate through subreg of zero_extend
5574 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5576 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5577 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5579 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5581 * configure.ac: Remove --with-datarootdir, --with-docdir,
5582 --with-htmldir switches. No need to call AC_SUBST for
5583 datarootdir, docdir, htmldir any more.
5584 * configure: Regenerate.
5585 * doc/install.texi (Configuration): Document --datarootdir,
5586 --docdir, --htmldir, --pdfdir; update documentation for
5587 --infodir, --mandir.
5588 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5591 * aclocal.m4: Regenerate.
5592 * config.in: Regenerate.
5593 * configure: Regenerate.
5595 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5596 Olivier Hainque <hainque@adacore.com>
5598 * config/ia64/ia64.c: Include libfuncs.h.
5599 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5600 (ia64_expand_call): Use reg 25 on VMS.
5601 (ia64_initialize_trampoline): Fix for VMS ABI.
5602 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5603 (ia64_function_arg): Initialize reg 25 on VMS.
5604 Fix OpenVMS ABI issues for varargs.
5605 For OpenVMS, emit the Argument Information register set in the
5606 incoming/sibcall case as well.
5607 (ia64_arg_type): New function.
5608 (ia64_function_arg_advance): Keep track of cum->words.
5609 Fix OpenVMS ABI issues for varargs.
5610 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5611 (ia64_override_options): Set flag_no_common on VMS.
5612 (ia64_init_builtins): Disable FWRITE builtin.
5613 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5614 (ia64_vms_init_libfuncs): Add decc$ routines.
5615 (ia64_vms_valid_pointer_mode): New function.
5616 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5617 (ia64_promote_function_mode): New function
5618 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5619 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5620 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5621 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5622 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5623 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5624 Suppress trailing '#' if VALUE is numeric.
5625 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5626 ia64_promote_function_mode.
5627 (TARGET_VALID_POINTER_MODE): Define.
5629 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5632 * config/rs6000/rs6000.c (rs6000_override_options): Use
5633 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5636 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5637 reporting of vector + decimal/boolean/complex error.
5639 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5641 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5642 __vector double TYPE_DECL.
5644 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5646 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5647 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5648 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5649 to pointer to enum machine_mode. Update all callers as needed.
5651 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5653 * config/alpha/alpha.md (exception_receiver): Emit alternative
5654 GP load sequence if flag_reorder_blocks_and_partition is set.
5655 (*exception_receiver_2): Also enable when
5656 flag_reorder_blocks_and_partition is set.
5658 2009-08-20 Matt Rice <ratmice@gmail.com>
5659 Diego Novillo <dnovillo@google.com>
5661 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5664 2009-08-20 Richard Guenther <rguenther@suse.de>
5666 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5667 * c-tree.h (c_dup_lang_specific_decl): Remove.
5668 (struct lang_decl, struct lang_type): Move definitions ...
5669 * c-lang.h: ... here. New file.
5670 * c-decl.c: Include c-lang.h.
5671 (c_dup_lang_specific_decl): Remove.
5672 * c-typeck.c: Include c-lang.h.
5673 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5674 (c-typeck.o): Likewise.
5675 * c-config-lang.in (gtfiles): Add c-lang.h.
5676 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5679 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5681 * config/alpha/alpha.c (alpha_end_function): Do not clear
5682 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5683 this is now handled in generic code.
5685 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5687 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5688 (s390_z10_fix_long_loop_prediction): New function.
5689 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5690 (s390_reorg): Walk over the INSNs and invoke
5691 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5693 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5695 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5696 "*brx_64bit", "*brx_31bit"): New patterns.
5697 * config/s390/s390.c ('E'): New output modifier.
5699 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5700 Richard Earnshaw <richard.earnshaw@arm.com>
5702 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5703 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5705 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5707 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5709 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5710 for mode mode of operand0 when doing secondary reload for SAR.
5712 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5715 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5716 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5718 2009-08-19 Jason Merrill <jason@redhat.com>
5720 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5721 supported template depth in C++0x.
5723 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5725 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5726 free_after_compilation.
5727 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5728 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5729 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5730 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5731 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5732 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5733 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5735 2009-08-19 Ian Lance Taylor <iant@google.com>
5737 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5738 of (plus (mult (neg B) C) A).
5740 2009-08-18 Michael Matz <matz@suse.de>
5742 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5743 instead of comparing TYPE_MAIN_VARIANT for equality.
5744 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5745 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5746 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5747 * gimplify.c (goa_lhs_expr_p): Ditto and use
5748 STRIP_USELESS_TYPE_CONVERSION.
5750 2009-08-18 Michael Matz <matz@suse.de>
5752 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5753 first field in a struct.
5754 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5756 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5758 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5759 locators before emit_insn is called. Remove assert that
5761 (alpha_end_function): Clear crtl->emit structure and free insn
5762 locators if cfun->is_thunk is true.
5764 2009-08-18 Jason Merrill <jason@redhat.com>
5766 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5768 * configure.ac: Test for it.
5769 * configure, config.in: Regenerate.
5770 * doc/install.texi: Document --enable-gnu-unique-object.
5772 2009-08-18 Richard Guenther <rguenther@suse.de>
5775 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5776 pow(x,y*z) only if x is nonnegative.
5778 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5780 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5784 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5785 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5787 2009-08-17 DJ Delorie <dj@redhat.com>
5789 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5790 * config/m32c/prologue.md (epilogue_freit): New.
5792 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5793 (bank_switch_p): Likewise.
5794 (fast_interrupt_p): Likewise.
5795 (interrupt_p): Likewise.
5796 (m32c_conditional_register_usage): Round memregs size up.
5797 (need_to_save): We only need to save $a0 when we use ENTER.
5798 (interrupt_p): Check for fast_interrupt too.
5799 (bank_switch_p): New.
5800 (fast_interrupt_p): New.
5801 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5802 (m32c_emit_prolog): Support bank switching and fast interrupts.
5803 * doc/extend.texi (Function Attributes): Add bank_switch and
5806 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5808 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5809 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5811 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5813 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5814 (menu): Add IA-64/VMS Options.
5815 (IA-64/VMS Options): Likewise.
5817 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5820 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5822 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5824 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5825 (mips_pop_asm_switch): Likewise.
5826 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5828 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5829 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5830 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5831 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5832 instead of set_noreorder.
5833 (mips_output_function_prologue): Use the new functions.
5834 (mips_output_function_epilogue): Likewise.
5835 (mips_need_noat_wrapper_p): New function, split out from...
5836 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5837 Use mips_push_asm_switch and mips_pop_asm_switch.
5838 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5839 and mips_pop_asm_switch.
5840 (ASM_OUTPUT_REG_POP): Likewise.
5841 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5842 Use mips_pop_asm_switch.
5843 (mips_asm_switch): New structure.
5844 (set_noreorder, set_nomacro): Replace with...
5845 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5846 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5847 instead of set_nomacro.
5848 (fix_truncsfsi2_macro): Likewise.
5849 (cprestore): Likewise.
5850 (hazard): Use mips_noreorder instead of set_noreorder.
5851 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5853 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5855 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5856 from prev_active_insn.
5858 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5860 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5861 * config/avr/avr.c (avr_override_options): Initialize
5862 avr_current_arch variable.
5863 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5864 __AVR_HAVE_16BIT_SP__ according to the device type.
5865 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5867 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5868 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5870 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5873 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5874 generating inlined subroutine die only. We shouldn't be
5875 called for anything else.
5876 (gen_block_die): Don't generate inline subroutine debug info for
5879 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5881 * graphite-poly.c (print_pbb): Print PBB index.
5883 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5886 * graphite-interchange.c (ppl_max_for_le): Moved...
5887 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5888 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5889 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5890 * graphite-ppl.h (ppl_max_for_le): Declared.
5892 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5894 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5895 supported on all platforms.
5896 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5897 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5898 * c-pragma.c: Likewise.
5899 * target-def.h (TARGET_INITIALIZER): Remove
5900 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5901 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5903 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5905 * config/ia64/fde-vms.c: New file.
5906 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5907 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5908 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5909 (uw_frame_state_for): Only register a personality routine if it is
5910 known to be compatible with our expectations.
5911 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5912 Declare unw_table_entry stack variable and
5913 mod all calls to _Unwind_FindTableEntry to add arg.
5914 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5915 (_Unwind_FindTableEntry): Add arg to prototype.
5917 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5919 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5920 field 'signal_pfs_loc'.
5921 (uw_frame_state_for): Remove duplicate code dealing with leaf
5922 procedures without unwind info.
5923 If in the frame after unwinding through a signal handler, restore
5924 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5925 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5926 'pfs_loc' to the AR.PFS location in the signal context; instead
5927 set 'signal_pfs_loc'.
5928 Manually generate the unwind info for the AR.PFS register.
5929 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5930 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5931 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5932 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5933 instead set 'signal_pfs_loc'.
5934 Remove code preventing the AR.PFS register from being restored
5935 from the signal context.
5937 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5938 Tristan Gingold <gingold@adacore.com>
5940 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5941 * config/ia64/t-vms: New file.
5942 * config/ia64/vms64.h: New file.
5943 * config/ia64/vms.h: New file.
5944 * config/ia64/vms-crtinit.asm: New file.
5945 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5946 * config/ia64/vms-unwind.h: New file.
5948 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5950 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5953 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5956 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5958 * real.h (do_mpc_arg2): ... here.
5959 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5962 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5964 * final.c (add_debug_prefix_map): Don't use GC memory for
5965 old_prefix and new_prefix.
5967 2009-08-14 Richard Guenther <rguenther@suse.de>
5969 * ipa-prop.c (compute_complex_pass_through): If we cannot
5970 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5972 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5974 * c-lex.c (c_lex_with_flags): Increase size of local variable
5975 to avoid memory clobber.
5977 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5980 * config/i386/i386.c (ix86_fp_comparison_strategy):
5981 Only enable/disable sahf at function granularity.
5983 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5985 PR rtl-optimization/41064
5986 * reload1.c (reload_as_needed): Don't call extract_insn
5987 for known invalid replacements after calling
5988 validate_replace_rtx_group and verify_changes.
5990 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5993 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5994 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5995 ix86_expand_fp_vcond.
5996 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5997 Assert that operation is supported by ix86_expand_int_vcond.
5998 (vcondu<SSEMODE124C8:mode>): Ditto.
6000 2009-08-13 DJ Delorie <dj@redhat.com>
6002 * config/i386/djgpp-stdint.h: New.
6003 * config.gcc (djgpp): Use it.
6005 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6007 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6008 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6010 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6012 * tree-ssa-loop-prefetch.c
6013 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6014 for long-stride pruning.
6015 (compute_miss_rate): New function to compute the probability
6016 that two memory references access different cache lines.
6018 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6020 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6022 2009-08-13 Richard Guenther <rguenther@suse.de>
6025 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6026 use the constant pointer type.
6027 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6028 of CV qualifiers on the target pointer type.
6029 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6030 conversion check before restrict check.
6032 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6035 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6037 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6039 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6041 2009-08-12 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/41011
6044 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6045 and reference constructing.
6047 2009-08-12 Xinliang David Li <davidxl@google.com>
6049 PR tree-optimization/41012
6050 * tree-flow.h : New external interface.
6051 * gimple-low.c (check_call_arg): Change to public function.
6052 Remove argument mismatch check in lowering.
6053 * tree-inline.h (tree_can_inline_p): Interface change.
6054 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6056 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6057 Call change to tree_can_inline_p function.
6058 (cgraph_decide_inlining_incrementally): Ditto.
6060 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6062 PR tree-optimization/41031
6063 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6064 on the partition variable rather than promote_mode on the source
6065 type. Assert that the partition variable's type has the same
6066 mode as the source value's.
6068 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6070 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6071 for for_return == 2.
6072 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6074 * calls.c (expand_call): Fix typo.
6075 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6077 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6079 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6080 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6081 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6082 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6084 2009-08-12 Andrew Haley <aph@redhat.com>
6086 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6088 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6091 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6093 2009-08-12 Richard Guenther <rguenther@suse.de>
6095 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6096 * gimplify.c (gimplify_modify_expr): Do not use
6097 lang_hooks.types_compatible_p.
6098 * tree-ssa.c (useless_type_conversion_p): For aggregates
6099 just return false if the canonical types differ.
6101 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6104 * sese.c (convert_for_phi_arg): New.
6105 (add_guard_exit_phis): Use convert_for_phi_arg.
6107 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6109 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6110 unknown subscript upper bounds.
6112 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6113 Pranav Garg <pranav.garg2107@gmail.com>
6115 * graphite-interchange.c (gather_access_strides): Removed.
6116 (ppl_max_for_le): New.
6117 (build_linearized_memory_access): New.
6118 (memory_stride_in_loop): New.
6119 (pbb_interchange_profitable_p): Reimplemented.
6120 * graphite-ppl.h (ppl_new_id_map): New.
6121 (ppl_interchange): New.
6123 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6125 * graphite-interchange.c (compute_subscript): Removed.
6126 (compute_array_size_cstr): Removed.
6127 (compute_array_size_poly): Removed.
6128 (compute_array_size): Removed.
6129 (gather_access_strides_poly): Removed.
6130 (gather_access_strides): Empty.
6132 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6134 * graphite-dependences.c (dependence_polyhedron_1): Replace
6135 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6136 (graphite_legal_transform_dr): Same.
6137 (graphite_carried_dependence_level_k): Same.
6138 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6139 Initialize PDR_NB_SUBSCRIPTS.
6140 (print_pdr_access_layout): Replace pdr_nb_subscripts with
6142 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
6143 (PDR_NB_SUBSCRIPTS): New.
6144 (pdr_nb_subscripts): Removed.
6145 (pdr_dim): Simplified.
6146 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
6147 with PDR_NB_SUBSCRIPTS.
6149 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6151 * graphite-interchange.c (compute_array_size): Remove use of
6153 * graphite-poly.c (new_poly_dr): Remove argument data_container.
6154 Do not initialize PDR_DATA_CONTAINER.
6155 (print_pdr): Do not print PDR_DATA_CONTAINER.
6156 * graphite-poly.h (struct poly_dr): Remove data_container field.
6157 (PDR_DATA_CONTAINER): Removed.
6158 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
6160 (build_poly_dr): Same.
6162 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6163 Sebastian Pop <sebastian.pop@amd.com>
6165 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6166 copy of the dependence polyhedron. Free the temporary objects.
6167 (graphite_carried_dependence_level_k): Free unused objects before
6170 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6172 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6173 Early return without analyzing the data dependences if no
6174 transform has been done. Call restore_scattering if the transform
6176 (graphite-interchange.c): Same.
6177 * graphite-poly.c (print_scattering_function): Test for
6179 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6180 (apply_poly_transforms): Do not gcc_assert that
6181 the transform is legal.
6182 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
6183 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
6184 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
6185 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
6186 * graphite-poly.h (struct poly_scattering): New.
6187 (struct poly_bb): Add original, transformed, and saved fields.
6188 Remove transformed_scattering, original_scattering,
6189 nb_local_variables and nb_scattering_transform fields.
6190 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
6191 (poly_scattering_new): New.
6192 (poly_scattering_free): New.
6193 (poly_scattering_copy): New.
6194 (store_scattering_pbb): New.
6195 (store_scattering): New.
6196 (restore_scattering_pbb): New.
6197 (restore_scattering): New.
6198 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6199 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6201 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6203 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6206 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6208 * Makefile.in (graphite.o): Depends on PREDICT_H.
6209 * graphite.c: Include predict.h.
6210 (graphite_finalize): Call tree_estimate_probability.
6211 * predict.c (predict_loops): Do not call scev_initialize and
6213 (tree_estimate_probability_bb): New.
6214 (tree_estimate_probability): Do not initialize loops: move that
6215 code to the driver. Call tree_estimate_probability_bb.
6216 (tree_estimate_probability_driver): New.
6217 (pass_profile): Use tree_estimate_probability_driver.
6218 * predict.h (tree_estimate_probability): Declared.
6220 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6222 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6223 * graphite-dependences.c (graphite_legal_transform): Add time to
6224 TV_GRAPHITE_DATA_DEPS.
6225 (dependency_between_pbbs_p): Same.
6226 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6228 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6230 PR rtl-optimization/41033
6231 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6232 aliasing is disabled.
6234 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6236 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6237 si_mask_operand, and_load_operand, low_bitmask_operand,
6238 and_reg_operand, and_operand): New predicates.
6239 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6240 * config/mips/mips.c (and_operands_ok): New function.
6241 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6242 * config/mips/mips.md (move_type): Add ext_ins and logical.
6243 (type): Handle them.
6244 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6245 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6246 shift_shift. Remove commutative constraint modifier.
6247 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6249 (*clear_upper32_dext): Remove define_insn_and_split.
6250 (*clear_upper32): Turn this define_insn_and_split ...
6251 (splitter for ANDing register with 0xffff_ffff): .. into this.
6253 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6255 * combine.c (try_widen_shift_mode): Factor out code to check if an
6256 integer constant is a low-order bitmask from here ...
6257 * rtlanal.c (low_bitmask_len): ... to here.
6258 * rtl.h (low_bitmask_len): Declare.
6260 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6263 * config/alpha/alpha.md (addsi3): Remove expander.
6264 (addsi3): Rename from *addsi3_internal insn pattern.
6265 (subsi3): Remove expander.
6266 (subsi3): Rename from *subsi3_internal insn pattern.
6268 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6270 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6273 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6274 Eric Botcazou <botcazou@adacore.com>
6275 Douglas B Rupp <rupp@gnat.com>
6277 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6278 that records that fit in 64 bits are returned by immediate value,
6279 as required by OpenVMS Calling Standard.
6280 (function_value): Adjust for above modification.
6281 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6282 virtual_incoming_args_rtx as base object, not next_arg.
6283 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6285 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6287 * reload.c (find_reloads_subreg_address): Check the original
6288 req_equiv_mem address to detect the case where an address is
6289 not valid in the outer mode.
6291 2009-08-11 Richard Guenther <rguenther@suse.de>
6294 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6296 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6298 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6299 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6301 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6302 Douglas B Rupp <rupp@gnat.com>
6304 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6305 PT_STACK when frame_pointer_needed on OpenVMS.
6306 (alpha_pv_save_size, alpha_using_fp): Remove.
6307 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6308 with proper processing for PT_NULL.
6309 (alpha_vms_initial_elimination_offset): New function. Support for
6310 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6311 (alpha_sa_size): Force procedure type to PT_STACK when
6312 frame_pointer_needed on OpenVMS.
6313 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6314 (alpha_using_fp): Likewise.
6315 (alpha_vms_can_eliminate): Add prototype.
6316 (alpha_vms_initial_elimination_offset): Likewise.
6317 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6318 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6320 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6321 Douglas B Rupp <rupp@gnat.com>
6323 * config/alpha/alpha.c (common_object_handler): New function.
6324 (vms_attribute_table): Declare a single attribute "common_object".
6325 (vms_output_aligned_decl_common): New global function.
6326 (SECTION_VMS_OVERLAY): Delete.
6327 (SECTION_VMS_GLOBAL): Likewise.
6328 (SECTION_VMS_INITIALIZE): Likewise.
6329 (vms_asm_named_section): Remove support for above flags.
6330 (vms_section_type_flags): Delete.
6331 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6332 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6333 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6334 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6336 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6339 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6340 (sub_ddmmss): Likewise.
6342 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6345 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6348 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6351 * reload1.c (reload_as_needed): Use cancel_changes to completely
6352 undo a failed replacement attempt.
6354 2009-08-10 Richard Guenther <rguenther@suse.de>
6357 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6358 (useless_type_conversion_p): ... here. Require pointer targets
6361 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6364 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6365 loose the original type of the statement list.
6367 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6369 * config/alpha/alpha.c: Include libfuncs.h
6370 (avms_asm_output_extern): New function.
6371 (alpha_init_libfuncs): Init some decc libfuncs.
6372 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6373 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6374 (DO_CRTL_NAMES): Define.
6376 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6377 (LONG_TYPE_SIZE): Define.
6378 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6379 (SUBTARGET_SWITCHES): Define malloc64 switch.
6380 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6381 (MASK_RETURN_ADDR): Define.
6382 doc/invoke.texi (mmalloc64): Document switch.
6384 2009-08-09 Olivier Hainque <hainque@adacore.com>
6385 Douglas B Rupp <rupp@gnat.com>
6387 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6388 uses_condition_handler.
6389 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6390 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6391 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6392 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6393 (code_for_builtin): New insn codes for the new alpha_builtins.
6394 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6395 (alpha_sa_size): Account for uses_condition_handler.
6396 (alpha_expand_prologue): Likewise.
6397 (alpha_start_function): Likewise.
6398 (alpha_expand_epilogue): Likewise.
6399 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6400 establish/revert expanders.
6401 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6402 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6403 New expander, resorting to the alpha.c associated function.
6404 (builtin_revert_vms_condition_handler): Likewise.
6405 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6406 __gcc_shell_handler, the static VMS condition handler used as
6407 an indirection wrapper to the current dynamically established
6409 * config/alpha/vms-unwind.h: Complete rewrite.
6410 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6411 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6413 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6414 Douglas B Rupp <rupp@gnat.com>
6416 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6417 (alpha_need_linkage): Handle aliases. Return function symbol.
6418 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6419 Use ultimate alias target for the linkage name.
6420 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6421 by alpha_need_linkage for the function symbol.
6422 (setmemdi): Likewise.
6424 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6426 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6427 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6428 (ASM_WEAKEN_LABEL): Define.
6429 (CRT_CALL_STATIC_FUNCTION): Define.
6430 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6431 (ENDFILE_SPEC): Define.
6432 (INIT_SECTION_ASM_OP): Define.
6433 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6434 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6436 (MULTILIB_OSDIRNAMES): Define.
6437 (shlib_version): Define.
6438 (SHLIB_EXT): Define.
6439 (SHLIB_OBJS): Define.
6440 (SHLIB_NAME): Define.
6441 (SHLIB_MULTILIB): Define.
6442 (SHLIB_INSTALL): Define.
6443 (SHLIB_SYMVEC): Define.
6444 (SHLIB_SYMVECX2): Define.
6445 (SHLIB_LINK): Define.
6447 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6449 * config/alpha/alpha.c (alpha_initialize_trampoline):
6450 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6451 (alpha_start_function): Emit transfer address on nested functions
6452 for VMS trampoline call.
6453 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6454 since no longer used.
6455 * config/alpha/vms-tramp.asm: Remove.
6456 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6457 since now only data initialized at runtime.
6459 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6461 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6462 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6463 (MD_EXEC_PREFIX): Remove, no longer used.
6464 (MD_STARTFILE_PREFIX): Likewise.
6465 (INCLUDE_DEFAULTS): Likewise.
6466 * config/alpha/t-vms:
6467 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6469 2009-08-09 Richard Guenther <rguenther@suse.de>
6471 PR tree-optimization/41016
6472 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6473 (operand_precision): Remove.
6474 (integral_operand_p): Likewise.
6475 (recognize_single_bit_test): Adjust.
6477 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6479 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6480 operation overflows. Likewise non-cast unary arithmetic.
6481 If one arm of a conditional expression is always taken,
6482 inhibit evaluation warnings for the other arm. Likewise inhibit
6483 evaluation warnings for the second && or || operand if the first
6484 operand is enough to determine the result.
6485 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6487 (build_binary_op): Prevent duplicate evaluation warnings.
6489 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6491 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6492 and destination have different modes, Use promote_mode to
6493 determine the signedness of the conversion. Assert that the
6494 promoted source mode matches the destination mode. Don't pass
6495 the destination and destination mode to expand_expr if the source
6496 mode is different. Simplify conversion logic.
6498 2009-08-09 Ira Rosen <irar@il.ibm.com>
6500 PR tree-optimization/41008
6501 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6502 from condition only in case it's a comparison. Adjust checks.
6504 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6506 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6507 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6508 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6509 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6510 (dump_cand): Handle them.
6511 (struct iv_cand): New members COST_STEP and AINC_USE.
6512 (stmt_after_increment): Likewise.
6513 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6514 callers changed. Use gimple_uid comparison instead of scanning.
6515 (add_candidate_1): When looking for identical candidates, take
6516 AINC_USE into account. Set it for new candidates.
6517 (force_expr_to_var_cost): Cast target_spill_cost to int.
6518 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6519 All callers changed. Check for availability of autoinc addressing
6520 modes, both in general for a given mode, and in the specific use case.
6521 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6523 (get_computation_cost): Likewise.
6524 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6525 add_autoinc_candidates): New static functions.
6526 (add_candidate): Call add_autoinc_candidates for candidates based on
6528 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6529 (determine_use_iv_cost_address): If we have an autoinc candidate at
6530 the matching use, verify autoinc is possible and subtract the cost
6531 of the candidate's step from the cost.
6532 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6533 member of the candidate.
6534 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6535 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6537 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6539 * config.build (ia64-hp-*vms*): New target.
6540 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6542 * config.gcc (ia64-hp-*vms*): New target.
6543 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6545 * config.host (ia64-hp-*vms*): New target.
6546 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6549 2009-08-08 Richard Guenther <rguenther@suse.de>
6551 PR tree-optimization/40991
6552 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6554 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6556 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6557 mode check. Do truncations in an integer mode.
6558 (force_to_mode): Handle subregs for all mode types. Only do
6559 arithmetic simplifications on integer modes.
6561 2009-08-07 Richard Guenther <rguenther@suse.de>
6563 PR tree-optimization/40999
6564 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6565 (maybe_fold_reference): Lookup constant initializers.
6566 (fold_gimple_assign): Likewise.
6568 2009-08-07 Richard Guenther <rguenther@suse.de>
6570 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6571 that require structural equality defer to the langhook.
6573 2009-08-07 Martin Jambor <mjambor@suse.cz>
6575 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6577 (struct ipa_pass_through_data): New type.
6578 (struct ipa_ancestor_jf_data): New type.
6579 (union jump_func_value): Removed field formal_id, added fields
6580 pass_through and ancestor.
6581 (struct ipa_param_call_note): Changed type of formal_id to int from
6583 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6584 operations jump functions and ancestor jump functions.
6585 (compute_complex_pass_through): New function.
6586 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6587 reflect changes in the jump function strucutre.
6588 (update_jump_functions_after_inlining): Ignore complex pass-through
6589 and ancestor jump functions.
6590 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6591 polynomial pass-through with operation jump functions.
6593 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6595 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6596 fde->dw_fde_begin as begin label instead of hot/cold label.
6597 Use LLSDAC label instead of LLSDA for second section lsda.
6598 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6599 label instead of LLSDA if it is true.
6600 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6602 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6603 SECTION argument. Use it as index into crtl->eh.call_site_record
6605 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6606 use it to determine how to print table entries instead of using
6607 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6608 label instead of normal begin label as base.
6609 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6610 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6611 ensure no EH range spans between sections and that landing pads
6612 are always in the corresponding section.
6613 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6614 for crtl->eh.call_site_record being an array rather than scalar.
6615 (output_one_function_exception_table): New function, copied
6616 from output_function_exception_table. Adjust
6617 dw2_size_of_call_site_table, dw2_output_call_site_table
6618 callers. For SECOND section use *C suffixed labels.
6619 (output_function_exception_table): Call
6620 output_one_function_exception_table and, when doing hot/cold
6621 partitioning, also another time for the second section.
6622 * opts.c: Include except.h.
6623 (decode_options): Allow -freorder-blocks-and-partition with
6624 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6625 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6626 * function.h (struct rtl_eh): Change call_site_record from
6627 scalar into array of 2 elements.
6629 2009-08-07 Martin Jambor <mjambor@suse.cz>
6631 * ipa-prop.c (count_formal_params_1): New function.
6632 (ipa_get_vector_of_formal_parms): New function.
6633 (get_vector_of_formal_parm_types): New function.
6634 (ipa_modify_formal_parameters): New function.
6635 (ipa_modify_call_arguments): New function.
6636 (index_in_adjustments_multiple_times_p): New function.
6637 (ipa_combine_adjustments): New function.
6638 (ipa_dump_param_adjustments): New function.
6639 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6640 (ipa_get_vector_of_formal_parms): Declare.
6641 (ipa_modify_formal_parameters): Declare.
6642 (ipa_modify_call_arguments): Declare.
6643 (ipa_combine_adjustments): Declare.
6644 (ipa_dump_param_adjustments): Declare.
6645 (build_ref_for_offset): Declare.
6646 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6647 * tree-sra.c: Include ipa-prop.c.
6648 (build_ref_for_offset): Make public.
6650 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6652 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6654 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6656 * gcc/doc/extend.texi (__builtin_extract_return_address)
6657 (__builtin_frob_return_address): Document.
6659 2009-08-06 Paul Brook <paul@codesourcery.com>
6661 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6662 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6663 implementation on ARMv6-M.
6665 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6667 * doc/extend.texi (pcs): Document new attribute for ARM.
6669 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6671 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6674 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6676 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6679 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6681 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6683 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6685 Merge ARM/hard_vfp_branch to trunk.
6687 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6689 * arm.c (libcall_eq): New function.
6690 (libcall_hash): New function.
6691 (add_libcall): New function.
6692 (arm_libcall_uses_aapcs_base): New function.
6693 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6694 libcalls using the base PCS.
6695 (arm_init_cumulative_args): Likewise.
6697 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6699 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6700 Use base ABI for conversion libfuncs between HFmode and SFmode.
6702 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6704 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6705 V4SImode as representatives of all 64-bit and 128-bit vector
6706 types. Allow vector types without vector modes.
6707 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6708 without vector modes like BLKmode.
6709 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6710 BLKmode. Avoid unsupported vector modes or TImode moves for
6712 (aapcs_vfp_allocate_return_reg): Likewise.
6713 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6714 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6716 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6718 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6719 (arm_get_pcs_model): Pass attribute arguments to
6720 arm_pcs_from_attribute.
6721 (arm_init_cumulative_args): Use base AAPCS for conversions from
6722 floating-point types to DImode.
6723 (arm_attribute_table): Add pcs attribute.
6724 (arm_handle_pcs_attribute): New.
6725 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6726 conversions from floating-point types to DImode, also declare them
6727 to use base AAPCS and declare functions they call to use base
6728 AAPCS and their RTABI names.
6730 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6732 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6733 -mfloat-abi=hard not being supported for VFP.
6735 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6737 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6738 SYMBOL_REF to hard_libcall_value.
6740 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6741 Richard Earnshaw <rearnsha@arm.com>
6743 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6744 has been put on the stack, all remaining co-processory arguments for
6745 that co-processor also go on the stack.
6747 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6749 * config/arm/arm.c (arm_return_in_memory): Handle returning
6750 vectors of suitable size in registers also for AAPCS case.
6752 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6754 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6756 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6758 ARM Hard-VFP calling convention
6759 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6760 * target.h (gcc_target): Add libcall_value to table of call hooks.
6761 * targhooks.h (default_libcall_value): Default implementation.
6762 * targhooks.c (default_libcall_value): Likewise.
6763 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6764 * optabs.c (expand_unop): Use it.
6765 * expr.h (hard_libcall_value): Pass the function RTX through.
6766 * calls.c (emit_library_call_value_1): Update call to
6768 * explow.c (hard_libcall_value): Use new target hook.
6769 * testsuite/lib/target-supports.exp
6770 (check_effective_target_arm_hard_vfp_ok): New hook.
6771 (check_effective_target_arm_neon_ok): Improve test for neon
6773 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6774 * config/arm/arm.c: Include cgraph.h
6775 (TARGET_FUNCTION_VALUE): Override default hook.
6776 (arm_pcs_default): New variable.
6777 (arm_override_options): Don't fault hard calling convention with VFP.
6778 Add support for AAPCS variants.
6779 (arm_function_value): Make static. Handle AAPCS variants.
6780 (arm_libcall_value): New function.
6781 (arm_apply_result_size): Handle VFP registers in results.
6782 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6784 (pcs_attribute_args): New variable.
6785 (arm_pcs_from_attribute): New function.
6786 (arm_get_pcs_model): New function.
6787 (aapcs_vfp_cum_init): New function.
6788 (aapcs_vfp_sub_candidate): New function.
6789 (aapcs_vfp_is_return_candidate): New function.
6790 (aapcs_vfp_is_call_candidate): New function.
6791 (aapcs_vfp_allocate): New function.
6792 (aapcs_vfp_allocate_return_reg): New function.
6793 (aapcs_vfp_advance): New function.
6794 (aapcs_cp_arg_layout): New variable.
6795 (aapcs_select_call_coproc): New function.
6796 (aapcs_select_return_coproc): New function.
6797 (aapcs_allocate_return_reg): New function.
6798 (aapcs_libcall_value): New function.
6799 (aapcs_layout_arg): New function.
6800 (arm_init_cumulative_args): Initialize AAPCS args data.
6801 (arm_function_arg): Handle AAPCS variants using new interface.
6802 (arm_arg_parital_bytes): Likewise.
6803 (arm_function_arg_advance): New function.
6804 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6805 calling conventions.
6806 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6807 * arm.h (NUM_VFP_ARG_REGS): Define.
6808 (LIBCALL_VALUE): Update.
6809 (FUNCTION_VALUE): Delete.
6810 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6811 (arm_pcs): New enum.
6812 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6813 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6814 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6815 * arm-protos.h (arm_function_arg_advance): Add.
6816 (aapcs_libcall_value): Add.
6817 (arm_function_value): Delete.
6819 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6820 H.J. Lu <hongjiu.lu@intel.com>
6823 * config/i386/i386.c (standard_sse_mode_p): Remove.
6824 (standard_sse_constant_p): Return 2 for integer mode
6825 vector_all_ones_operand when SSE2 is enabled.
6826 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6827 (ix86_expand_vector_move): Do not check for negative values from
6828 standard_sse_constant_p.
6830 2009-08-06 Richard Guenther <rguenther@suse.de>
6832 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6833 array type comparisons frontend independent.
6834 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6836 out array reference lower bound and element size operands.
6837 (ao_ref_init_from_vn_reference): Properly compute the offset
6838 for ARRAY_RANGE_REF.
6839 (vn_reference_fold_indirect): Fill out array reference lower
6840 bound and element size operands.
6841 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6842 a non gimple valued reference operand which can happen for
6843 array reference lower bound or element size.
6844 (create_component_ref_by_pieces_1): Properly generate the
6845 element size operand for array references.
6847 2009-08-06 Richard Guenther <rguenther@suse.de>
6849 PR tree-optimization/40964
6850 * tree.c (iterative_hash_host_wide_int): Export.
6851 * tree.h (iterative_hash_host_wide_int): Declare.
6852 * tree-ssa-structalias.c (heapvar_map): New struct.
6853 (heapvar_map_eq): New function.
6854 (heapvar_map_hash): Likewise.
6855 (heapvar_lookup): Adjust.
6856 (heapvar_insert): Likewise.
6857 (make_constraint_from_heapvar): Allow multiple heap variables
6858 per decl at different offsets.
6859 (init_alias_heapvars): Adjust.
6861 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6863 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6864 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6865 trailing sync if TARGET_SYNC_AFTER_SC.
6867 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6869 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6870 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6871 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6872 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6873 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6874 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6875 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6876 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6877 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6878 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6879 the prototype declaration match the definition.
6880 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6881 instructions explicitly. Add barrier_before and operands
6883 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6884 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6885 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6886 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6887 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6888 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6890 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6892 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6894 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6895 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6898 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6901 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6903 PR rtl-optimization/40924
6904 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6905 make sure canon_rtx (mem_address) isn't simpler than
6906 canon_rtx (expanded_mem_address).
6908 2009-08-05 Li Feng <nemokingdom@gmail.com>
6910 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6912 (build_scop_drs): Build alias set for each SCoP.
6914 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6916 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6917 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6918 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6919 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6920 (BASE_DRIVER_SELF_SPECS): Likewise.
6922 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6924 * tree-ssa-alias.c: Fix some comment typos.
6926 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6928 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6929 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6931 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6934 * simplify-rtx.c (simplify_binary_operation_1): Disable
6935 simplifications for decimal float operations.
6937 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6940 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6941 operand of INDIRECT_REF.
6943 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6945 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6946 constants referencing TLS symbols.
6948 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6950 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6951 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6953 2009-08-03 Richard Guenther <rguenther@suse.de>
6955 * tree.c (make_vector_type): Build a main variant first,
6956 get the canonical one and then build the variant.
6957 * tree-ssa.c (useless_type_conversion_p_1): Handle
6959 (useless_type_conversion_p): Conversions to pointers to
6960 incomplete record types are useless.
6962 2009-08-03 Richard Guenther <rguenther@suse.de>
6964 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6965 file will be created.
6966 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6967 * toplev.c (compile_file): Adjust comment.
6969 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6971 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6972 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6973 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6974 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6975 (sh_promote_function_mode): Fix typo.
6977 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6979 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6981 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6983 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6984 declaration arguments.
6986 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6988 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6989 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6990 (ix86_split_ashl): Ditto.
6991 (ix86_expand_vector_init_one_nonzero): Ditto.
6992 (ix86_expand_vector_set): Ditto.
6993 (ix86_expand_reduc_v4sf): Ditto.
6995 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6997 * explow.c (promote_function_mode): Remove assert.
6998 * config/sh/sh.c (sh_promote_function_mode): Declare.
7000 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7002 * config/pa/pa.c (pa_promote_function_mode): Declare.
7003 Change to static. Fix promote_mode call.
7005 * gthr-dce.h (CONST_CAST2): Define if not defined.
7006 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7008 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7010 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7012 * expr.c (store_constructor): Use promote_decl_mode. Remove
7013 now write-only variable unsignedp.
7014 (expand_expr_real_1): Use promote_decl_mode.
7015 * expr.h (promote_function_mode, promote_decl_mode): New.
7016 (promote_mode): Remove last argument.
7017 * function.c (assign_temp): Drop last argument of promote_mode.
7018 (assign_parm_find_data_types): Use promote_function_mode.
7019 (assign_parm_setup_reg): Likewise.
7020 (expand_function_end): Use promote_function_mode.
7021 * calls.c (initialize_argument_information): Use promote_function_mode.
7022 (precompute_arguments): Use promote_mode instead of checking if
7023 only PROMOTE_FUNCTION_MODE is defined.
7024 (expand_call): When making sibcall decisions, use promote_function_mode.
7025 Below, remove an if for targetm.calls.promote_function_return and
7026 and use promote_function_mode.
7027 (emit_library_call_value_1): Use promote_function_mode, fix bug
7028 where promote_mode was passed FOR_CALL == 0 for a return value in an
7030 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7031 * explow.c (promote_function_mode, promote_decl_mode): New.
7032 (promote_mode): Keep only the FOR_CALL == 0 case.
7033 * combine.c (setup_incoming_promotion): Remove test of
7034 promote_function_args. Use promote_function_mode.
7035 * stmt.c (expand_value_return): Use promote_decl_mode.
7036 (expand_decl): Use promote_decl_mode.
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 * explow.c (promote_function_mode): Just call the target hook.
7065 * targhooks.c (default_promote_function_mode,
7066 default_promote_function_mode_always_promote): New.
7067 * targhooks.h (default_promote_function_mode,
7068 default_promote_function_mode_always_promote): Declare.
7069 * target.h (promote_function_args, promote_function_return): Remove.
7070 (promote_function_mode): New.
7071 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7072 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7073 (TARGET_PROMOTE_FUNCTION_MODE): New.
7074 (TARGET_CALLS): Adjust.
7075 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7076 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7078 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7079 * config/s390/s390.c (s390_promote_function_mode): ... here,
7080 with pointer handling.
7081 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7082 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7084 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7085 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7086 with pointer handling.
7087 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7088 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7090 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7091 * config/sh/sh.c (sh_promote_function_mode): New.
7092 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7093 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7095 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7096 * config/cris/cris.c (cris_promote_function_mode): ... here.
7097 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7098 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7100 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7101 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7102 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7103 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7105 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7106 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7107 complex type handling.
7108 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7109 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7111 * config/pa/pa.c (pa_promote_function_mode): New.
7112 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7113 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7115 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7116 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7117 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7118 * config/xtensa/xtensa.c: Likewise.
7119 * config/stormy16/stormy16.c: Likewise.
7120 * config/iq2000/iq2000.c: Likewise.
7121 * config/rs6000/rs6000.c: Likewise.
7122 * config/picochip/picochip.c: Likewise.
7123 * config/arc/arc.c: Likewise.
7124 * config/mcore/mcore.c: Likewise.
7125 * config/score/score.c: Likewise.
7126 * config/mips/mips.c: Likewise.
7127 * config/bfin/bfin.c: Likewise.
7128 * config/ia64/ia64.c: Likewise (disabled though).
7130 * config/frv/frv.h: Remove pointless remark.
7132 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7133 TARGET_PROMOTE_FUNCTION_ARGS,
7134 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7135 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7137 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7139 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
7140 -floop-parallelize-all.
7141 * toplev.c (process_options): Rename flag_graphite_force_parallel to
7142 flag_loop_parallelize_all.
7143 * tree-ssa-loop.c (gate_graphite_transforms): Same.
7144 * graphite.c (graphite_transform_loops): Same.
7146 * graphite-poly.c (apply_poly_transforms): Same.
7148 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
7150 PR tree-optimization/40914
7151 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
7152 if set, then check the delta field of the PMF record.
7153 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7154 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
7155 call is stored in the delta.
7157 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
7159 * config/mips/mips.md (*clear_upper32_dext): New pattern.
7161 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
7163 * config/i386/bsd.h (ASM_BYTE): New define.
7164 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7165 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7166 .byte. Use fputs or putc instead of fprintf where appropriate.
7167 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7168 fputs or putc instead of fprintf where appropriate.
7169 * config/i386/i386elf.h: Ditto.
7170 * config/i386/sysv4.h: Ditto.
7172 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7173 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7174 (*tls_global_dynamic_64): Ditto.
7176 2009-07-31 Christian Bruel <christian.bruel@st.com>
7178 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7180 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7182 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
7183 Remove dead code for MINUS.
7185 2009-07-31 Anthony Green <green@moxielogic.com>
7187 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
7189 (moxie_expand_epilogue): Ditto for epilogue.
7190 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
7192 (moxie_function_arg): Ditto.
7193 (moxie_pass_by_reference): Ditto.
7194 (moxie_arg_partial_bytes): Ditto.
7195 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7196 (FUNCTION_ARG_ADVANCE) Ditto.
7197 (REG_PARM_STACK_SPACE) Ditto.
7198 (FUNCTION_ARG_REGNO_P) Dito.
7200 * config.gcc: Add moxie linux config support.
7201 * gcc/config/moxie/uclinux.h: New file.
7203 2009-07-31 DJ Delorie <dj@redhat.com>
7205 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7206 (UNSPECV_SP_SWITCH_E): New.
7207 (sp_switch_1): Change to an unspec.
7208 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7210 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7211 reference the new stack's address
7213 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7215 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7216 graphite-clast-to-gimple.o, graphite-dependences.o,
7217 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7218 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7219 (graphite-blocking.o,
7220 graphite-clast-to-gimple.o, graphite-dependences.o,
7221 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7222 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7223 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7224 * cfgloop.h (struct loop): Add can_be_parallel field.
7225 * common.opt (fgraphite-identity): Moved up.
7226 (fgraphite-force-parallel): New flag.
7227 * graphite.c: Rewrite.
7228 * graphite.h: Rewrite.
7229 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7231 * toplev.c (graphite_out_file): New file descriptor.
7232 (graphite_in_file): New.
7233 (process_options): flag_graphite_force_parallel cannot be used without
7235 * tree-ssa-loop.c: Include toplev.h.
7236 (gate_graphite_transforms): Enable flag_graphite for
7237 flag_graphite_force_parallel.
7239 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7241 * ChangeLog.graphite: New.
7242 * graphite-blocking.c: New.
7243 * graphite-clast-to-gimple.c: New.
7244 * graphite-clast-to-gimple.h: New.
7245 * graphite-dependences.c: New.
7246 * graphite-dependences.h: New.
7247 * graphite-interchange.c: New.
7248 * graphite-poly.c: New.
7249 * graphite-poly.h: New.
7250 * graphite-ppl.c: New.
7251 * graphite-ppl.h: New.
7252 * graphite-scop-detection.c: New.
7253 * graphite-scop-detection.h: New.
7254 * graphite-sese-to-poly.c: New.
7255 * graphite-sese-to-poly.h: New.
7259 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7261 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7262 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7264 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7266 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7267 (scev_is_linear_expression): Return false if the evolution is not
7268 affine multivariate.
7270 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7272 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7273 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7275 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7277 * tree-data-ref.c (debug_data_references): New.
7278 (debug_data_reference): New.
7279 * tree-data-ref.h (debug_data_references): Declared.
7280 (debug_data_reference): Declared.
7282 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7284 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7285 * tree-data-ref.h (scop_p): Removed.
7286 (struct data_reference): Remove field scop.
7288 (stmt_simple_memref_p): Removed.
7290 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7292 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7293 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7296 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7298 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7300 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7302 * doc/invoke.texi (-fgraphite-identity): Documented.
7304 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7306 * tree-scalar-evolution.c: Fix comment.
7307 (instantiate_scev_1): Return unknow from scev instantiation if the
7308 result is not above instantiate_below.
7310 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7312 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7313 static anymore. Instantiate the symbols that may have been introduced
7315 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7318 2009-07-30 DJ Delorie <dj@redhat.com>
7320 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7321 .vliw directive to VLIW sections.
7323 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7325 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7327 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7328 (AUTOHEADER): New variable.
7329 ($(srcdir)/cstamp-h.in): Use it.
7331 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7332 Pat Haugen <pthaugen@us.ibm.com>
7333 Revital Eres <ERES@il.ibm.com>
7335 * config/rs6000/vector.md (VEC_F): Add VSX support.
7339 (vector_load_<mode>): Ditto.
7340 (vector_store_<mode>): Ditto.
7341 (vector GPR move split): Ditto.
7342 (vec_reload_and_plus_<mptrsize>): Ditto.
7343 (vec_reload_and_reg_<mptrsize>): Ditto.
7344 (add<mode>3): Ditto.
7345 (sub<mode>3): Ditto.
7346 (mul<mode>3): Ditto.
7347 (neg<mode>2): Ditto.
7348 (abs<mode>2): Ditto.
7349 (smin<mode>3): Ditto.
7350 (smax<mode>3): Ditto.
7351 (vector_eq<mode>): Ditto.
7352 (vector_gt<mode>): Ditto.
7353 (vector_ge<mode>): Ditto.
7354 (vector_gtu<mode>): Ditto.
7355 (vector_select_<mode>_uns): Ditto.
7356 (vector_eq_<mode>_p): Ditto.
7357 (vector_gt_<mode>_p): Ditto.
7358 (vector_ge_<mode>_p): Ditto.
7359 (vector_gtu_<mode>_p): Ditto.
7360 (cr6_test_for_zero): Ditto.
7361 (cr6_test_for_zero_reverse): Ditto.
7362 (cr6_test_for_lt): Ditto.
7363 (cr6_test_for_lt_reverse): Ditto.
7364 (xor<mode>3): Ditto.
7365 (ior<mode>3): Ditto.
7366 (and<mode>3): Ditto.
7367 (one_cmpl<mode>2): Ditto.
7368 (nor<mode>2): Ditto.
7369 (andc<mode>2): Ditto.
7370 (float<VEC_int<mode>2): Ditto.
7371 (unsigned_float<VEC_int><mode>2): Ditto.
7372 (fix_trunc<mode><VEC_int>2): Ditto.
7373 (fixuns_trunc<mode><VEC_int>2): Ditto.
7375 (vec_set<mode>): Ditto.
7376 (vec_extract<mode>): Ditto.
7377 (vec_interleave_highv4sf): Ditto.
7378 (vec_interleave_lowv4sf): Ditto.
7379 (vec_realign_load_<mode>): Ditto.
7380 (vec_shl_<mode>): Ditto.
7381 (vec_shr_<mode>): Ditto.
7382 (div<mode>3): New patterns for VSX.
7383 (vec_interleave_highv2df): Ditto.
7384 (vec_interleave_lowv2df): Ditto.
7385 (vec_pack_trunc_v2df): Ditto.
7386 (vec_pack_sfix_trunc_v2df): Ditto.
7387 (vec_pack_ufix_trunc_v2df): Ditto.
7388 (vec_unpacks_hi_v4sf): Ditto.
7389 (vec_unpacks_lo_v4sf): Ditto.
7390 (vec_unpacks_float_hi_v4si): Ditto.
7391 (vec_unpacks_float_lo_v4si): Ditto.
7392 (vec_unpacku_float_hi_v4si): Ditto.
7393 (vec_unpacku_float_lo_v4si): Ditto.
7394 (movmisalign<mode>): Ditto.
7395 (vector_ceil<mode>2): New patterns for vectorizing math library.
7396 (vector_floor<mode>2): Ditto.
7397 (vector_btrunc<mode>2): Ditto.
7398 (vector_copysign<mode>3): Ditto.
7400 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7401 predicate for setting the high bit in each word, used for copysign.
7403 * config/rs6000/ppc-asm.h (f19): Whitespace.
7404 (f32-f63): Define if VSX.
7405 (v0-v31): Define if Altivec.
7406 (vs0-vs63): Define if VSX.
7408 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7410 * config/rs6000/power7.md: New file, provide tuning parameters for
7413 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7414 (rs6000_cpu_cpp_builtins): Ditto.
7415 (altivec_overloaded_builtins): Ditto.
7416 (altivec_resolve_overloaded_builtin): Ditto.
7418 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7419 debug switch to disable vectorizing simple math builtin
7422 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7423 Vectorize simple math builtin functions.
7424 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7425 hook to vectorize math builtins.
7426 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7427 (rs6000_builtin_conversion): Add VSX/power7 support.
7428 (rs6000_builtin_vec_perm): Ditto.
7429 (vsplits_constant): Add support for loading up a vector constant
7430 with just the high bit set in each part.
7431 (rs6000_expand_vector_init): Add VSX/power7 support.
7432 (rs6000_expand_vector_set): Ditto.
7433 (rs6000_expand_vector_extract): Ditto.
7434 (rs6000_emit_move): Ditto.
7435 (bdesc_3arg): Ditto.
7436 (bdesc_2arg): Ditto.
7437 (bdesc_1arg): Ditto.
7438 (rs6000_expand_ternop_builtin): Ditto.
7439 (altivec_expand_builtin): Ditto.
7440 (rs6000_expand_unop_builtin): Ditto.
7441 (rs6000_init_builtins): Ditto.
7442 (altivec_init_builtins): Ditto.
7443 (builtin_function_type): Ditto.
7444 (rs6000_common_init_builtins): Ditto.
7445 (rs6000_handle_altivec_attribute); Ditto.
7446 (rs6000_mangle_type): Ditto.
7447 (rs6000_vector_mode_supported_p): Ditto.
7448 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7451 * config/rs6000/vsx.md: New file for VSX support.
7453 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7454 identifing values with just the most significant bit set.
7455 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7456 vectorized builtins.
7458 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7459 (UNSPEC_VRFIM): Delete.
7460 (splitter for loading up vector with most significant bit): New
7461 splitter for vectorizing copysign.
7462 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7463 vectorizing simple math functions.
7464 (altivec_vrfip): Add support for vectorizing simple math functions.
7465 (altivec_vrfim): Ditto.
7466 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7468 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7469 (power7.md, vsx.md): Include for power7 support.
7470 (copysigndf3): Use VSX instructions if -mvsx.
7471 (negdf2_fpr): Ditto.
7472 (absdf2_fpr): Ditto.
7473 (nabsdf2_fpr): Ditto.
7474 (adddf3_fpr): Ditto.
7475 (subdf3_fpr): Ditto.
7476 (muldf3_fpr): Ditto.
7477 (divdf3_fpr): Ditto.
7478 (fix_truncdfdi2_fpr): Ditto.
7479 (cmpdf_internal1): Ditto.
7480 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7481 (btruncdf2, btruncdf2_fpr): Ditto.
7482 (ceildf2, ceildf2_fpr): Ditto.
7483 (floordf2, floordf2_fpr): Ditto.
7484 (floatdidf2, floatdidf2_fpr): Ditto.
7485 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7486 (fmsubdf4_fpr): Ditto.
7487 (fnmadddf4_fpr_1): Ditto.
7488 (fnmadddf4_fpr_2): Ditto.
7489 (fnmsubdf4_fpr_1): Ditto.
7490 (fnmsubdf4_fpr_2): Ditto.
7491 (fixuns_truncdfdi2): Add expander for VSX support.
7492 (fix_truncdfdi2): Ditto.
7493 (fix_truncdfsi2): Ditto.
7495 (btruncsf2): Whitespace.
7496 (movdf_hardfloat32): Add support for VSX registers.
7497 (movdf_softfloat32): Ditto.
7498 (movdf_hardfloat64): Ditto.
7499 (movdf_hardfloat64_mfpgpr): Ditto.
7500 (movdf_softfloat64): Ditto.
7501 (movti splitters): Add check for vector registers supporting
7502 TImode in the future.
7503 (bpermd): Add power7 bpermd instruction.
7505 * config/rs6000/altivec.h (vec_div): Define if VSX.
7509 (vec_nearbyint): Ditto.
7512 (all predicates): Use the generic builtin function, and not the V4SF
7513 specific function so that the predicates will work with VSX's V2DF.
7517 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7518 Document new VSX functions and types.
7520 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7523 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7524 "wa", and "j" constraints. Modify "v" to talk about Altivec
7525 instead of just vector.
7527 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7530 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7531 location for phi arguments.
7532 (rewrite_update_phi_arguments): Find locations for reaching defs.
7533 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7534 Add location to add_phi_arg calls.
7535 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7536 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7537 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7538 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7539 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7540 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7541 * tree-phinodes.c (make_phi_node): Initialize location.
7542 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7543 (add_phi_arg): Add location parameter.
7544 (remove_phi_arg_num): Move location when moving phi argument.
7545 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7547 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7548 slpeel_update_phi_nodes_for_guard1,
7549 slpeel_update_phi_nodes_for_guard2,
7550 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7551 vect_loop_versioning): Set locations.
7552 * tree-parloops.c (create_phi_for_local_result,
7553 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7554 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7555 * tree-vect-loop.c (get_initial_def_for_induction,
7556 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7558 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7559 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7560 (gimple_phi_arg_set_location): New. Set locus.
7561 (gimple_phi_arg_has_location): New. Check for locus.
7562 (redirect_edge_var_map_location): New. Return locus from var_map.
7563 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7564 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7565 combining PHI arguments.
7566 (cond_store_replacement): Set location.
7567 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7568 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7569 scop_add_exit_phis_edge): Add locations.
7570 * tree-cfgcleanup.c (remove_forwarder_block,
7571 remove_forwarder_block_with_phi): Add locations.
7572 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7573 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7575 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7576 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7577 flush_pending_stmts): Add source location.
7578 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7579 stack to preserve locations.
7580 * tree-vect-stmts.c (vectorizable_load): Add location.
7581 * tree-inline.c (copy_phis_for_bb): Copy locus.
7582 (setup_one_parameter): Add call locus to inlined parameter stmts.
7583 (initialize_inlined_parameters): Pass in call location as parameter
7585 (tree_function_versioning): Pass location to setup_one_parameter.
7586 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7587 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7588 copy and edge lists.
7589 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7590 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7591 locus parameter and override the stmt default if provided.
7592 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7593 elim_graph_add_edge, elim_graph_remove_succ_edge,
7594 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7595 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7596 eliminate_phi): Add locus info in elimination graph for each edge and
7598 (insert_backedge_copies): Copy locus if present.
7599 * tree-flow.h (struct _edge_var_map): Add locus field.
7600 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7601 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7602 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7604 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7606 2009-07-30 Martin Jambor <mjambor@suse.cz>
7608 PR tree-optimization/40570
7609 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7612 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7614 * ssa-loop-manip.c: Include langhooks.h.
7615 (rewrite_phi_with_iv): New.
7616 (rewrite_all_phi_nodes_with_iv): New.
7617 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7618 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7619 * tree-parloops.c (loop_parallel_p): Move out all conditions
7620 except dependency check.
7621 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7622 (gen_parallel_loop): Call canonicalize_loop_ivs without
7623 reduction_list argument.
7624 (build_new_reduction): New.
7625 (gather_scalar_reductions): New.
7626 (try_get_loop_niter): New.
7627 (try_create_reduction_list): New.
7628 (parallleize_loops): Change the parallel conditions check.
7629 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7630 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7632 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7634 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7636 * doc/options.texi (Option properties): Mention new quoting syntax.
7638 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7640 * config/alpha/alpha.c (alpha_start_function):
7641 Handle VMS_DEBUG_MAIN_POINTER
7642 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7643 * doc/invoke.texi: Document -mdebug-main switch.
7645 2009-07-29 Richard Henderson <rth@redhat.com>
7647 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7648 (cgraph_create_edge_including_clones): Likewise.
7649 * tree-inline.c (copy_bb): Operate on the correct edges
7650 when updating the callgraph.
7652 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7654 * config/alpha/vms-cc.c: Deleted.
7655 * config/alpha/vms-ld.c: Deleted.
7656 * config/alpha/t-vms64: Moved to config/vms
7657 * config/alpha/vms-crt0-64.c: Moved to config/vms
7658 * config/alpha/vms-crt0.c: Moved to config/vms
7659 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7660 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7661 * config/alpha/xm-vms.h: Moved to config/vms
7662 * config/alpha/x-vms: Moved to config/vms
7663 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7665 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7666 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7668 * config/vms/t-vms64: Moved here from config/alpha
7669 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7670 (argc,argv,envp): Enforce 32bit malloc'ing.
7671 * config/vms/vms-psxcrt0-64.c: Likewise.
7672 * config/vms/vms-crt0.c: Moved here from config/alpha.
7673 * config/vms/vms-psxcrt0.c: Likewise.
7674 * config/vms/vms-crtl-64.h: New file.
7675 * config/vms/vms-crtl.h: New file.
7676 * config/vms/vms.opt: New file.
7677 * config/vms/xm-vms64.h: New file.
7678 * config/vms/xm-vms.h: Moved here from config/alpha.
7679 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7681 * config/vms/x-vms: Moved here from config/alpha.
7682 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7683 (vms-ld.o, vms-cc.o): Removed.
7684 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7686 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7688 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7689 correct stack (obvious VMS fix).
7691 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7693 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7694 date, version info if VMS_DEBUGGING_INFO defined.
7695 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7696 size, date calculating code moved here.
7698 2009-07-29 Paul Brook <paul@codesourcery.com>
7700 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7703 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7706 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7707 to DImode when generating insq_le insn.
7709 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7711 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7712 New macro set for VMS_DEBUGGGING_INFO.
7713 (AT_string_form): Use it.
7715 2009-07-28 DJ Delorie <dj@redhat.com>
7717 * config/mep/mep.c (vtext_section): New.
7718 (vftext_section): New.
7719 (ftext_section): New.
7720 (mep_select_section): Add support for functions.
7721 (mep_unique_section): Likewise.
7722 (mep_asm_init_sections): Likewise.
7723 (mep_encode_section_info): Remove it from here.
7725 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7727 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7729 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7730 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7732 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7734 * dwarf2out.c (output_file_names): Test new macro
7735 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7736 (add_comp_dir_attribute): Likewise.
7738 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7740 * config/i386/mingw-w64.h (LINK_SPEC): Add
7741 separating space between commands.
7743 2009-07-28 Jan Hubicka <jh@suse.cz>
7745 PR tree-optimization/40759
7746 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7749 2009-07-27 DJ Delorie <dj@redhat.com>
7751 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7752 types are dword-aligned.
7753 (mep_expand_va_start): Likewise.
7755 2009-07-27 Olivier Hainque <hainque@adacore.com>
7756 Douglas B Rupp <rupp@gnat.com>
7758 * convert.c (convert_to_pointer): Don't assume the target
7759 pointer type is POINTER_SIZE long. Fetch its precision instead.
7761 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7763 * system.h (fopen): Undefine if macro.
7765 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7767 * dwarf2out.c (output_cfi_p): Removed.
7768 (output_cfis): New function.
7769 (output_fde): New function, split from output_call_frame_info.
7770 (output_call_frame_info): Use it.
7771 (dwarf2out_switch_text_section): Use output_cfis.
7773 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7775 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7776 TARGET_BI_ARCH is specified without enabling SJLJ.
7777 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7778 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7780 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7782 * arm.md (negdi2): Use DImode if forcing a value into a register.
7784 2009-07-26 Ira Rosen <irar@il.ibm.com>
7786 PR tree-optimization/40801
7787 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7788 of vector operand from the previous copy of vector statement.
7789 Pass the correct definition type value to
7790 vect_get_vec_def_for_stmt_copy().
7792 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7794 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7795 const char ** conversion.
7797 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7799 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7800 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7801 (gcc_unreachable): Invoke __builtin_unreachable() if
7802 !ENABLE_ASSERT_CHECKING.
7804 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7806 PR rtl-optimization/40445
7807 * emit-rtl.c (next_nonnote_insn_bb): New function.
7808 * rtl.h (next_nonnote_insn_bb): Declare new function.
7809 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7810 with no successors that is the successor of the ENTRY_BLOCK.
7811 Continue from the top after removing an empty fallthrough block.
7812 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7813 of next_nonnote_insn.
7815 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7817 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7819 2009-07-25 Martin Jambor <mjambor@suse.cz>
7821 * c-common.c (c_common_attribute_table): New element for noclone.
7822 (handle_noclone_attribute): New function. Forward-declare.
7823 * tree-inline.c (tree_versionable_function_p): Check for noclone
7825 * doc/extend.texi (Labels as Values): Document need for noclone.
7826 (Function Attributes): Document noclone attribute.
7828 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7830 PR rtl-optimization/34999
7831 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7832 and dw_fde_switched_cold_to_hot fields.
7833 (output_cfi_p): New function.
7834 (output_call_frame_info): If fde->dw_fde_switched_sections,
7835 output 2 FDEs instead of one with corrupted header.
7836 (dwarf2out_do_cfi_startproc): New function.
7837 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7838 and fde->dw_fde_switched_cold_to_hot.
7839 (dwarf2out_switch_text_section): Compute
7840 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7841 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7842 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7843 Otherwise, compute fde->dw_fde_switch_cfi.
7845 2009-07-24 Cary Coutant <ccoutant@google.com>
7847 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7849 2009-07-24 Cary Coutant <ccoutant@google.com>
7851 * cfghooks.c (split_block): Copy discriminator to new block.
7852 * tree-cfg.c (assign_discriminator): Check location of last
7853 instruction in block as well as first.
7855 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7857 * config/i386/linux.c: Use fputs or putc instead of fprintf
7859 * config/i386/gas.h: Ditto.
7860 * config/i386/x86-64.h: Ditto.
7861 * config/i386/att.h: Ditto.
7863 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7865 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7868 2009-07-24 Martin Jambor <mjambor@suse.cz>
7870 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7871 (ipa_push_func_to_list_1): Declare.
7872 (ipa_push_func_to_list): New function.
7874 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7875 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7876 (ipa_push_func_to_list): Removed.
7877 (ipa_pop_func_from_list): Clear node_enqueued flag.
7879 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7881 * config/s390/s390.c (override_options): Default
7882 max-unrolled-insns to 100 for z10 tuning.
7884 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7886 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7887 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7888 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7889 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7890 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7891 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7892 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7894 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7896 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7897 use default set in mingw32.h header.
7898 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7899 64-bit /mingw/include path.
7900 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7903 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7905 PR rtl-optimization/40209
7906 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7908 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7910 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7911 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7912 with the rest of string where appropriate. Use fputs or putc
7913 instead of fprintf where appropriate.
7915 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7916 Pat Haugen <pthaugen@us.ibm.com>
7917 Revital Eres <ERES@il.ibm.com>
7919 * config/rs6000/vector.md: New file. Move most of the vector
7920 expander support here from altivec.md to allow for the VSX vector
7921 unit in the future. Add support for secondary_reload patterns.
7922 Rewrite the patterns for vector comparison, and vector comparison
7923 predicate instructions so that the RTL expresses the desired
7924 behavior, instead of using unspec.
7926 * config/rs6000/constraints.md ("f" constraint): Use
7927 rs6000_constraints to hold the precalculated register class.
7928 ("d" constraint): Ditto.
7929 ("wd" constraint): New constraint for VSX.
7930 ("wf" constraint): Ditto.
7931 ("ws" constraint): Ditto.
7932 ("wa" constraint): Ditto.
7933 ("wZ" constraint): Ditto.
7934 ("j" constraint): Ditto.
7936 * config/rs6000/predicates.md (vsx_register_operand): New
7938 (vfloat_operand): New predicate for vector.md.
7939 (vint_operand): Ditto.
7940 (vlogical_operand): Ditto.
7941 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7942 (easy_vector_constant): Add VSX support.
7943 (altivec_indexed_or_indirect_operand): New predicate for
7944 recognizing Altivec style memory references with AND -16.
7946 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7947 for vector secondary reload support.
7948 (rs6000_vector_reg_class): Delete, replacing it with
7950 (rs6000_vsx_reg_class): Ditto.
7951 (rs6000_constraints): New array to hold the register classes of
7952 each of the register constraints that can vary at runtime.
7953 (builtin_mode_to_type): New static array for builtin function type
7955 (builtin_hash_table): New static hash table for builtin function
7957 (TARGET_SECONDARY_RELOAD): Define target hook.
7958 (TARGET_IRA_COVER_CLASSES): Ditto.
7959 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7960 registers are 128 bits if VSX memory reference instructions are used.
7961 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7963 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7964 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7965 Print several of the scheduling related parameters.
7966 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7967 rs6000_constraints instead of rs6000_vector_reg_class. Move
7968 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7969 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7970 Altivec. Add VSX support. Setup for secondary reload support on
7971 Altivec/VSX registers.
7972 (rs6000_override_options): Make power7 set the scheduling groups
7973 like the power5. Add support for new debug switches to override
7974 the scheduling defaults. Temporarily disable -mcpu=power7 from
7975 setting -mvsx. Add support for debug switches -malways-hint,
7976 -msched-groups, and -malign-branch-targets.
7977 (rs6000_buitlin_conversion): Add support for returning unsigned
7978 vector conversion functions to fix regressions due to stricter
7980 (rs6000_builtin_mul_widen_even): Ditto.
7981 (rs6000_builtin_mul_widen_odd): Ditto.
7982 (rs6000_builtin_vec_perm): Ditto.
7983 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7984 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7986 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7988 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7989 VSX types for bit operations. Changes to accomidate vector.md.
7990 (bdesc_2arg): Ditto.
7991 (bdesc_1arg): Ditto.
7992 (struct builtin_description_predicates): Rewrite predicate
7993 handling so that RTL describes the operation, instead of passing
7994 the instruction to be used as a string argument.
7995 (bdesc_altivec_preds): Ditto.
7996 (altivec_expand_predicate_builtin): Ditto.
7997 (altivec_expand_builtin): Ditto.
7998 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7999 statement for vsldoi support.
8000 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8001 (altivec_expand_st_builtin): Ditto.
8002 (paired_expand_builtin): Whitespace changes.
8003 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8004 builtin_mode_to_type table for secondary reload. Call
8005 builtin_function_type to build random builtin functions.
8006 (altivec_init_builtins): Change to use builtin_function_type to
8007 create builtin function types dynamically as we need them.
8008 (builtin_hash_function): New support for hashing the tree types
8009 for builtin function as we need it, rather than trying to build
8010 all of the trees that we need. Add initial preliminary VSX support.
8011 (builtin_function_type): Ditto.
8012 (builtin_function_eq): Ditto.
8013 (builtin_hash_struct): Ditto.
8014 (rs6000_init_builtins): Ditto.
8015 (rs6000_common_init_builtins): Ditto.
8016 (altivec_init_builtins): Ditto.
8017 (rs6000_common_init_builtins): Ditto.
8018 (enum reload_reg_type): New enum for simplifing reg classes.
8019 (rs6000_reload_register_type): Simplify register classes into GPR,
8020 Vector, and other registers. Altivec and VSX addresses in reload.
8021 (rs6000_secondary_reload_inner): Ditto.
8022 (rs6000_ira_cover_classes): New target hook, that returns the
8023 appropriate cover classes, based on -mvsx being used or not.
8024 (rs6000_secondary_reload_class): Add VSX support.
8025 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8026 (get_vsel_insn): Ditto.
8027 (rs6000_emit_vector_compare): Rewrite vector conditional support
8028 so that where we can, we use RTL operators, instead of blindly use
8030 (rs6000_emit_vector_select): Ditto.
8031 (rs6000_emit_vector_cond_expr): Ditto.
8032 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8033 (create_TOC_reference): Add -mdebug=addr support.
8034 (emit_frame_save): VSX loads/stores need register indexed addressing.
8036 * config/rs6000/rs6000.md: Include vector.md.
8038 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8040 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8041 support for V2DI, V2DF in logical, permute, select operations.
8043 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8044 switch for vsx/power7.
8045 (-mvsx-scalar-memory): Ditto.
8046 (-mvsx-align-128): Ditto.
8047 (-mallow-movmisalign): Ditto.
8048 (-mallow-df-permute): Ditto.
8049 (-msched-groups): Ditto.
8050 (-malways-hint): Ditto.
8051 (-malign-branch-targets): Ditto.
8053 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8055 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8056 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8057 (rs6000_vector_reg_class): Delete.
8058 (rs6000_vsx_reg_class): Ditto.
8059 (enum rs6000_reg_class_enum): New enum for the constraints that
8060 vary based on target switches.
8061 (rs6000_constraints): New array to hold the register class for all
8062 of the register constraints that vary based on the switches used.
8063 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8064 (enum rs6000_builtins): Add unsigned varients for the builtin
8065 declarations returned by target hooks for expanding multiplies,
8066 select, and permute operations. Add VSX builtins.
8067 (enum rs6000_builtin_type_index): Add entries for VSX.
8068 (V2DI_type_node): Ditto.
8069 (V2DF_type_node): Ditto.
8070 (unsigned_V2DI_type_node): Ditto.
8071 (bool_long_type_node): Ditto.
8072 (intDI_type_internal_node): Ditto.
8073 (uintDI_type_internal_node): Ditto.
8074 (double_type_internal_node): Ditto.
8076 * config/rs6000/altivec.md (whole file): Move all expanders to
8077 vector.md from altivec.md. Rename insn matching functions to be
8079 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8080 (altivec_vcmp*): Ditto.
8081 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8082 (VM): New iterator for moves that includes the VSX types.
8083 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8084 (altivec_vperm_<mode>_uns): New, for unsigned types.
8085 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8086 (altivec_eq<mode>): Ditto.
8087 (altivec_gt<mode>): Ditto.
8088 (altivec_gtu<mode>): Ditto.
8089 (altivec_eqv4sf): Ditto.
8090 (altivec_gev4sf): Ditto.
8091 (altivec_gtv4sf): Ditto.
8092 (altivec_vcmpbfp_p): Ditto.
8094 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8096 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8099 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8102 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8103 ASM_SHORT instead of .word.
8104 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8105 instead of .word in asm template.
8107 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8110 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8111 (process_bb_node_lives): Use it.
8113 * ira.c (setup_cover_and_important_classes): Don't setup
8114 ira_important_class_nums. Add cover classes to the end of
8116 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8118 (find_reg_class_closure): Use reorder_important_classes.
8120 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8122 * config/i386/i386.c (i386_ira_cover_classes): New function.
8123 (TARGET_IRA_COVER_CLASSES): Redefine.
8125 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8126 importance of order of cover classes in the array.
8128 2009-07-22 Diego Novillo <dnovillo@google.com>
8130 * tree-pass.h (TDF_EH): Define.
8131 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8132 contains TDF_EH, print the EH region number holding GS.
8133 * tree-dump.c (dump_options): Add "eh".
8134 * doc/invoke.texi: Document it.
8136 2009-07-22 Doug Kwan <dougkwan@google.com>
8138 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
8140 2009-07-22 Michael Matz <matz@suse.de>
8142 PR tree-optimization/35229
8143 PR tree-optimization/39300
8145 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
8146 (inhibit_phi_insertion): New function.
8147 (insert_into_preds_of_block): Call it for REFERENCEs.
8148 (init_pre): Initialize and finalize scalar evolutions.
8149 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
8151 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
8153 * config/i386/predicates.md (zero_extended_scalar_load_operand):
8154 Use CONST_VECTOR_NUNITS to determine number of elements.
8156 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8158 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
8159 (U, W): Constraints are now deprecated and will be removed if we
8161 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
8163 ("prefetch"): Add the stcmh instruction for prefetching.
8164 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8166 (s390_short_displacement): Return always true if compiling for
8167 machines not providing the long displacement facility.
8168 (s390_mem_constraint): Support the new constraint letter Z.
8169 (s390_check_qrst_address): New function.
8171 2009-07-21 DJ Delorie <dj@redhat.com>
8173 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8176 2009-07-21 Jason Merrill <jason@redhat.com>
8178 * c-common.c (max_tinst_depth): Increase default to 1024.
8180 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8182 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8183 (vec_unpacku_float_lo_v4si): Ditto.
8185 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8188 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
8189 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
8190 (builtin_description): Add __builtin_ia32_cvtudq2ps.
8191 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
8193 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8195 PR tree-optimization/40813
8196 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8199 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8201 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8202 with a NOP_EXPR if needed.
8204 2009-07-21 Paul Brook <paul@codesourcery.com>
8206 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8207 Terminate debug dump with newline.
8209 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8211 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8212 Cast "1" to unsigned HOST_WIDE_INT.
8213 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8214 deposit length to the maximum length - lsb. Extend length if
8215 HOST_BITS_PER_WIDE_INT is 32.
8217 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8219 * cgraph.h (constant_pool_htab): New function.
8220 (constant_descriptor_tree): Move from varasm.c.
8221 * varasm.c (constant_pool_htab): New function.
8222 (constant_descriptor_tree): Move to cgraph.h.
8224 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8226 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8228 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8230 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8233 2009-07-20 Xinliang David Li <davidxl@google.com>
8235 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8237 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8239 * config/mips/mips.md (move_type): Add arith.
8240 (type): Handle arith.
8241 (zero_extendsidi2): Rename this into ...
8242 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8243 (zero_extendsidi2): New expander.
8244 (*zero_extendsidi2_dext): New pattern.
8246 2009-07-20 Nick Clifton <nickc@redhat.com>
8248 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8249 to set MIPS_ABI_DEFAULT.
8250 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8252 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8254 * tree-object-size.c (addr_object_size): Handle unions with
8255 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8257 PR tree-optimization/40792
8258 * tree.c (build_function_type_skip_args): Remove bogus assert.
8260 2009-07-20 Jan Hubicka <jh@suse.cz>
8261 Martin Jambor <mjambor@suse.cz>
8263 * cgraph.h (combined_args_to_skip): New field.
8264 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8265 combined_args_to_skip and args_to_skip.
8266 * tree-inline.c (update_clone_info): New function.
8267 (tree_function_versioning): Call update_clone_info.
8268 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8270 (cgraph_materialize_all_clones): More extensive dumping, working
8271 with combined_args_to_skip rather than args_to_skip.
8273 2009-07-20 Ira Rosen <irar@il.ibm.com>
8275 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8276 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8277 (get_initial_def_for_reduction): Likewise.
8278 (vectorizable_reduction): Skip the check of first operand in case
8279 of COND_EXPR. Add check that it is outer loop vectorization if
8280 nested cycle was detected. Call vectorizable_condition() for
8281 COND_EXPR. If reduction epilogue cannot be created do not fail for
8282 nested cycles (if it is not double reduction). Assert that there
8283 is only one type in the loop in case of COND_EXPR. Call
8284 vectorizable_condition() to vectorize COND_EXPR.
8285 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8286 Add parameters. Allow nested cycles if called from
8287 vectorizable_reduction(). Use reduction vector variable if provided.
8288 (vect_analyze_stmt): Call vectorizable_reduction() before
8289 vectorizable_condition().
8290 (vect_transform_stmt): Update call to vectorizable_condition().
8292 2009-07-20 Christian Bruel <christian.bruel@st.com>
8294 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8295 * doc/invoke.texi (-mfmovd): Likewise.
8296 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8298 2009-07-20 Jan Hubicka <jh@suse.cz>
8300 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8301 when handling SSA name.
8303 2009-07-19 Jan Hubicka <jh@suse.cz>
8305 PR tree-optimization/40676
8306 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8307 virtual PHIs in empty BBs.
8309 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8311 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8312 re-expanded the compound use gen_lowpart instead to convert to the
8315 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8317 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8318 OUTER_CONST arguments.
8319 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8320 the new wider mode will be masked off.
8321 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8323 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8325 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8326 high-order bits are zero.
8328 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8330 * combine.c (simplify_shift_const_1): Split code to determine
8332 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8333 new bits shifted in are identical to the old sign bit.
8335 2009-07-18 Richard Guenther <rguenther@suse.de>
8338 * gimplify.c (gimplify_call_expr): Reject code using results from
8339 functions returning void.
8341 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8343 * doc/md.texi: Document the new PowerPC "es" constraint.
8344 Document that "m" can include automodified addresses on this target,
8345 and explain how %U must be used. Extend the "Q" and "Z" documentation
8346 to suggest "es" as well as "m".
8347 * config/rs6000/constraints.md (es): New memory constraint.
8348 (Q, Z): Update strings to match new documentation.
8350 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8352 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8353 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8354 * config/rs6000/predicates.md (volatile_mem_operand): Use
8355 offsettable_nonstrict_memref_p.
8356 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8357 (*floatunssidf2_internal): Likewise.
8358 (*fix_truncdfsi2_internal): Likewise.
8359 (*fix_trunctfsi2_internal): Likewise.
8361 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8363 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8365 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8367 2009-07-17 Richard Guenther <rguenther@suse.de>
8370 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8371 (pass_warn_unused_result): Likewise.
8372 (TODO_set_props): Remove.
8373 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8375 (pass_diagnose_omp_blocks): Define.
8376 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8377 (c_gimple_diagnostics_recursively): Remove.
8378 (finish_function): Do not call it.
8379 (c_write_global_declarations): Continue after errors.
8380 Finalize the CU here.
8381 * c-gimplify.c (c_genericize): Do not gimplify here.
8382 * c-common.c (c_warn_unused_result): Move ...
8383 * tree-cfg.c (do_warn_unused_result): ... here.
8384 (run_warn_unused_result): New function.
8385 (gate_warn_unused_result): New function.
8386 (pass_warn_unused_result): New pass.
8387 * c-common.h (c_warn_unused_result): Remove.
8388 * flags.h (flag_warn_unused_result): Declare.
8389 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8390 * opts.c (flag_warn_unused_result): Initialize to false.
8391 * toplev.c (compile_file): Add comment.
8392 * omp-low.c (create_omp_child_function): Do not register
8393 the function with the frontend.
8394 (diagnose_omp_structured_block_errors): Prepare to be
8395 called as optimization pass.
8396 (gate_diagnose_omp_blocks): New function.
8397 (pass_diagnose_omp_blocks): New pass.
8398 * cgraph.h (cgraph_optimize): Remove.
8399 (cgraph_analyze_function): Likewise.
8400 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8401 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8402 before their parents here.
8403 (cgraph_finalize_function): Not here.
8404 (cgraph_analyze_function): Gimplify functions here.
8405 (cgraph_finalize_compilation_unit): Continue after errors.
8406 Optimize the callgraph from here.
8407 (cgraph_optimize): Make static.
8408 * langhooks.c (write_global_declarations): Finalize the CU.
8409 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8410 (gimplify_function_tree): Assert we gimplify only once.
8411 Set PROP_gimple_any property.
8412 * tree-nested.c (gimplify_all_functions): New function.
8413 (lower_nested_functions): Gimplify all nested functions.
8414 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8415 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8416 and pass_diagnose_omp_blocks after gimplification. Do not
8417 set TODO_set_props on all_lowering_passes.
8418 (execute_one_pass): Do not handle TODO_set_props.
8419 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8420 (gimplify.o): Add tree-pass.h dependency.
8421 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8422 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8423 (unsave_r): Likewise.
8424 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8427 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8429 * doc/service.texi (Service): Restore previously removed link,
8430 which isn't broken after all.
8432 2009-07-17 Richard Guenther <rguenther@suse.de>
8434 PR tree-optimization/40321
8435 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8436 PHI nodes to the maximal set.
8437 (make_values_for_phi): Add PHI arguments to the maximal set.
8438 (execute_pre): Dump PHI_GEN and the maximal set.
8440 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8443 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8446 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8448 * doc/extend.texi (Nested Functions): Replace broken link with
8450 * doc/service.texi (Service): Remove broken link.
8452 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8455 * builtins.c (expand_builtin_memcmp): Use loc instead of
8456 EXPR_LOCATION (exp).
8457 (expand_builtin_strncmp): Likewise.
8459 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8460 Manuel López-Ibáñez <manu@gcc.gnu.org>
8463 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8464 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8465 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8466 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8467 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8468 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8469 tree-inline.c, c-common.c, c-common.h, gimple.c,
8470 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8471 convert.c: Add location argument to fold_{unary,binary,ternary},
8472 fold_build[123], build_call_expr, build_size_arg,
8473 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8474 fold_build1_initializer, fold_build2_initializer,
8475 fold_build3_initializer, fold_build_call_array,
8476 fold_build_call_array_initializer, fold_single_bit_test,
8477 omit_one_operand, omit_two_operands, invert_truthvalue,
8478 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8479 combine_comparisons, fold_builtin_*, fold_call_expr,
8480 build_range_check, maybe_fold_offset_to_address, round_up,
8483 2009-07-16 Jason Merrill <jason@redhat.com>
8486 * c-common.c (c_common_reswords): Add __is_standard_layout
8488 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8489 * doc/implement-cxx.texi: New.
8490 * doc/gcc.texi: Include it.
8492 2009-07-16 DJ Delorie <dj@redhat.com>
8494 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8495 compares that may be indirectly affected by previous instructions.
8497 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8499 * builtins.c (do_mpc_arg2): New.
8500 (fold_builtin_2): Fold builtin cpow.
8501 * real.h (HAVE_mpc_pow): New.
8503 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8505 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8506 comparison to skip unprofitable schedule
8508 2009-07-16 Simon Baldwin <simonb@google.com>
8510 * gcc.c (option_map): New flag -no-canonical-prefixes.
8511 * (display_help): Print help text for new flag.
8512 * (process_command): Move options translation and language specifics
8513 and handle new flag early. Use it to set a function pointer to a
8514 prefix builder. Replace make_relative_prefix calls with calls to
8515 the function pointed to. Ignore new flag in regular options handling.
8516 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8518 2009-07-15 DJ Delorie <dj@redhat.com>
8520 * config/mep/mep.md (sibcall_internal): Change register to avoid
8522 (sibcall_value_internal): Likewise.
8524 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8526 PR rtl-optimization/40710
8527 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8529 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8531 * config/mips/mips.md (*extenddi_truncate<mode>,
8532 *extendsi_truncate<mode>): Change type attribute to move_type
8533 with shift_shift. Split out code handling exts from here ...
8534 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8536 (*extendhi_truncateqi): Change type attribute to move_type with
8537 shift_shift. Split out code handling exts from here ...
8538 (*extendhi_truncateqi_exts): ... to this new pattern.
8540 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8542 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8543 instead of "and" with inverted sign bit mask value. Use
8544 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8545 Allocate registers only for operand 4 and operand 5.
8547 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8550 * fold-const.c (fold_cond_expr_with_comparison): When folding
8551 < and <= to MIN, make sure the MIN uses the same type as the
8552 comparison's operands.
8554 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8556 * arm.md (ior_xor): New code iterator.
8557 (split for ior/xor with shift and zero-extend): New split pattern.
8558 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8560 2009-07-15 Richard Guenther <rguenther@suse.de>
8562 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8565 2009-07-15 Richard Guenther <rguenther@suse.de>
8568 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8570 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8572 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8573 handle 2.6.30 kernel.
8575 2009-07-15 DJ Delorie <dj@redhat.com>
8577 * config/mep/mep.md (sibcall_internal): Change register to allow
8578 for 24-bit addresses.
8579 (sibcall_value_internal): Likewise.
8581 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8583 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8584 that are enabled/disabled by the flags introduced by a previous patch.
8586 2009-07-14 DJ Delorie <dj@redhat.com>
8588 * config/mep/mep.md (sibcall_internal): Include non-toggling
8590 (sibcall_value_internal): Likewise.
8592 2009-07-14 Taras Glek <tglek@mozilla.com>
8593 Rafael Espindola <espindola@google.com>
8595 * doc/sourcebuild.texi: Document install-plugin target.
8596 * configure.ac: Added install-plugin target to language makefiles.
8597 * configure: Regenerate.
8598 * Makefile.in: (install-plugin): Install more headers,
8599 depend on lang.install-plugin.
8601 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8603 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8606 2009-07-14 DJ Delorie <dj@redhat.com>
8608 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8609 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8610 * config/mep/mep.md (sibcall_internal): Change test from
8611 mep_vliw_mode_match to mep_vliw_jmp_match.
8612 (sibcall_value_internal): Likewise.
8614 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8616 * config/i386/sse.md (copysign<mode>3): New expander.
8617 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8618 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8619 Use ix86_build_const_vector.
8620 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8621 IX86_BUILTIN_CPYSGNPD.
8622 (builtin_description): Add __builtin_ia32_copysignps and
8623 __builtin_ia32_copysignpd.
8624 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8625 and BUILT_IN_COPYSIGNF.
8627 2009-07-13 Jason Merrill <jason@redhat.com>
8629 * builtins.c (can_trust_pointer_alignment): New fn.
8630 (get_pointer_alignment): Factor it out from here.
8631 * tree.h: Declare it.
8633 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8635 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8638 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8642 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8644 2009-07-14 Richard Guenther <rguenther@suse.de>
8645 Andrey Belevantsev <abel@ispras.ru>
8648 * cfgexpand.c (partition_stack_vars): Do not bother to update
8649 alias information when not optimizing.
8651 2009-07-14 Richard Guenther <rguenther@suse.de>
8652 Andrey Belevantsev <abel@ispras.ru>
8654 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8655 (pt_solution_set): Likewise.
8656 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8657 * tree-ssa-structalias.c (pt_solution_set): New function.
8658 * final.c (rest_of_clean_state): Free SSA data structures.
8659 * print-rtl.c (print_decl_name): Remove.
8660 (print_mem_expr): Implement in terms of print_generic_expr.
8661 * alias.c (ao_ref_from_mem): New function.
8662 (rtx_refs_may_alias_p): Likewise.
8663 (true_dependence): Query alias-export info.
8664 (canon_true_dependence): Likewise.
8665 (write_dependence_p): Likewise.
8666 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8668 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8669 (mem_expr_equal_p): Use operand_equal_p.
8670 (set_mem_attributes_minus_bitpos): Do not use
8671 component_ref_for_mem_expr.
8672 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8673 (update_alias_info_with_stack_vars): Likewise.
8674 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8675 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8676 explicitly nor clear stmt operands.
8677 Free the decl-to-pointer map.
8678 * tree-optimize.c (execute_free_datastructures): Do not free
8679 SSA data structures here.
8680 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8681 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8682 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8684 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8686 2009-07-13 DJ Delorie <dj@redhat.com>
8688 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8689 unrolling at the right iteration count.
8691 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8694 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8696 * haifa-sched.c (rank_for_schedule): Introduced flags to
8697 enable/disable individual scheduling heuristics.
8698 * common.opt: Introduced flags to enable/disable individual
8699 heuristics in the scheduler.
8700 * doc/invoke.texi: Introduced flags to enable/disable individual
8701 heuristics in the scheduler.
8703 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8705 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8706 config/i386/mingw-tls.c.
8707 * config/i386/mingw-tls.c: Removed.
8709 2009-07-13 Ira Rosen <irar@il.ibm.com>
8711 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8712 checks access only relevant statements.
8713 (vectorizable_reduction): Likewise.
8715 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8717 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8718 just for 32-bit case.
8720 2009-07-12 Jan Hubicka <jh@suse.cz>
8722 PR tree-optimization/40585
8723 * except.c (expand_resx_expr): When there already is resume
8724 instruction, produce linked list.
8725 (build_post_landing_pads): Assert that resume is empty.
8726 (connect_post_landing_pads): Handle resume lists.
8727 (dump_eh_tree): Dump resume list.
8729 2009-07-12 Ira Rosen <irar@il.ibm.com>
8731 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8732 with additional argument.
8733 * tree-vectorizer.h (enum vect_def_type): Add
8734 vect_double_reduction_def.
8735 (vect_is_simple_reduction): Add argument.
8736 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8738 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8739 vect_is_simple_reduction with additional argument.
8740 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8742 (reduction_code_for_scalar_code): Handle additional codes by
8743 returning ERROR_MARK for them. Fix comment and indentation.
8744 (vect_is_simple_reduction): Fix comment, add argument to specify
8745 double reduction. Detect double reduction.
8746 (get_initial_def_for_induction): Fix indentation.
8747 (get_initial_def_for_reduction): Fix comment and indentation.
8748 Handle double reduction. Create initial definitions that do not
8749 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8750 (vect_create_epilog_for_reduction): Fix comment, add argument to
8751 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8752 epilogue result extraction. Create double reduction phi node and
8753 replace relevant uses.
8754 (vectorizable_reduction): Call vect_is_simple_reduction with
8755 additional argument. Fix indentation. Update epilogue code treatment
8756 according to the changes in reduction_code_for_scalar_code. Check
8757 for double reduction. Call vect_create_epilog_for_reduction with
8758 additional argument.
8759 * tree-vect-stmts.c (process_use): Handle double reduction, update
8761 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8762 (vect_get_vec_def_for_operand): Likewise.
8764 2009-07-12 Danny Smith <dansmister@gmail.com>
8766 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8767 dllexport if !TREE_PUBLIC.
8768 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8770 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8772 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8773 (avr_extra_arch_macro) Remove declatation.
8774 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8775 (avr_extra_arch_macro) Declare as static.
8776 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8778 2009-07-11 Jan Hubicka <jh@suse.cz>
8781 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8783 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8786 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8787 cold_in_std_section bits.
8788 (dwarf2out_begin_prologue): Initialize them.
8789 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8790 if already covered by text_section or cold_text_section range.
8792 PR rtl-optimization/40667
8793 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8794 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8795 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8796 * config/i386/i386.c (ix86_minimum_alignment): New function.
8797 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8798 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8799 * emit-rtl.c (gen_reg_rtx): Likewise.
8800 * function.c (assign_parms): Likewise. If nominal_type needs
8801 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8802 rather than passed_type's alignment.
8805 * function.c (assign_parm_setup_stack): Adjust
8806 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8807 from nominal_mode on big endian.
8809 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8811 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8813 2009-07-10 DJ Delorie <dj@redhat.com>
8815 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8817 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8819 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8821 (thumb2_cbnz): Likewise.
8823 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8826 * config.gcc (supported_defaults): Add synci.
8827 (with_synci): Add validation.
8828 (all_defaults): Add synci.
8829 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8832 * config/mips/mips.opt (msynci): New option.
8833 * config/mips/mips.c (mips_override_options): Warn on use of
8834 -msynci for targets that do now support it.
8835 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8837 * gcc/doc/invoke.texi (-msynci): Document the new option.
8838 * doc/install.texi (--with-synci): Document the new option.
8840 2009-07-10 Richard Guenther <rguenther@suse.de>
8842 PR tree-optimization/40496
8843 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8844 the PHI result with a compatible type.
8846 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8850 * c.opt (Wunused-result): New.
8851 * doc/invoke.texi: Document it.
8852 * c-common.c (c_warn_unused_result): Use it.
8854 2009-07-09 DJ Delorie <dj@redhat.com>
8856 * targhooks.c (default_target_can_inline_p): Rename from
8857 default_target_option_can_inline_p.
8858 * targhooks.h (default_target_can_inline_p): Likewise.
8859 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8860 TARGET_OPTION_CAN_INLINE_P.
8861 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8862 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8863 (mep_target_can_inline_p): Rename from
8864 mep_target_option_can_inline_p.
8867 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8868 registers used to pass vectors.
8870 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8872 2009-07-09 Tom Tromey <tromey@redhat.com>
8874 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8875 * config/mmix/mmix.c: Include dwarf2.h.
8876 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8877 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8878 * config/sh/sh.c: Include dwarf2.h.
8879 * config/i386/i386.c: Include dwarf2.h.
8880 * Makefile.in (DWARF2_H): Remove 'elf'.
8881 * except.c: Include dwarf2.h.
8882 * unwind-dw2.c: Include dwarf2.h.
8883 * dwarf2out.c: Include dwarf2.h.
8884 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8885 * unwind-dw2-fde.c: Include dwarf2.h.
8886 * dwarf2asm.c: Include dwarf2.h.
8888 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8890 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8891 (max_issue): Use it.
8892 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8894 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8895 (region_sched_info): Update.
8896 * sched-ebb.c (ebb_sched_info): Update.
8897 * modulo-sched.c (sms_sched_info): Update.
8898 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8900 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8902 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8904 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8906 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8908 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8911 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8912 arg1 with arg01 if arg1 is already INTEGER_CST.
8914 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8916 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8917 Transform (and (truncate)) into (truncate (and)).
8919 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8921 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8922 creating LHS paradoxical subregs. Fix surrounding returns to
8923 use NULL_RTX rather than 0.
8925 2009-07-08 DJ Delorie <dj@redhat.com>
8927 * config/mep/mep.c: (mep_option_can_inline_p): New.
8928 (TARGET_OPTION_CAN_INLINE_P): Define.
8930 2009-07-08 Mark Wielaard <mjw@redhat.com>
8933 * dwarf2out.c (add_data_member_location_attribute): When we have
8934 only a constant offset don't emit a new location description using
8935 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8938 2009-07-08 Richard Henderson <rth@redhat.com>
8941 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8942 (enum reg_class): Add CLOBBERED_REGS.
8943 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8944 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8945 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8946 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8947 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8948 force 64-bit sibcalls into R11.
8949 * config/i386/constraints.md (U): New constraint.
8950 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8951 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8952 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8954 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8956 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8958 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8959 * ebitmap.h (dump_ebitmap): Ditto.
8960 * optabs.h (optab_libfunc): Ditto.
8961 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8962 * tree-flow.h (vect_can_force_dr_alignment_p,
8963 get_vectype_for_scalar_type): Ditto.
8964 (vectorize_loops): Move prototype to ...
8965 * tree-vectorizer.h: ... here. Also, adjust comment.
8966 (vect_set_verbosity_level): Remove duplicate prototype.
8967 * tree-ssa-loop.c: Include tree-vectorizer.h.
8968 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8970 2009-07-08 Nick Clifton <nickc@redhat.com>
8972 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8975 2009-07-08 DJ Delorie <dj@redhat.com>
8977 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8978 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8979 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8981 * config/mep/intrinsics.md: Regenerated.
8982 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8983 registers when asm() or calls are detected.
8985 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8988 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8990 * gimple (gimple_build_call_from_tree): Likewise.
8991 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8992 no_warning flag before warning.
8994 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8996 * tree.c (set_expr_locus): Remove.
8997 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8998 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9000 * gimplify.c (internal_get_tmp_var): Likewise.
9001 (gimplify_call_expr): Likewise.
9002 (gimplify_one_sizepos): Likewise.
9004 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9007 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9008 to variables for debugging purposes.
9010 2009-06-23 Mark Loeser <mark@halcy0n.com>
9013 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9015 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9017 * pretty-print.c (pp_base_format): Remove %J.
9018 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9019 gcc_cxxdiag_char_table): Likewise.
9020 (init_dynamic_diag_info): Likewise.
9022 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9024 * pretty-print.c (pp_base_format): Remove %H.
9025 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9026 gcc_cxxdiag_char_table): Likewise.
9027 (init_dynamic_diag_info): Likewise.
9028 * config/mep/mep.c (mep_select_section): Likewise.
9030 2009-07-07 Duncan Sands <baldrick@free.fr>
9032 * final.c (pass_clean_state): Give the pass a name.
9033 * passes.c (pass_rest_of_compilation): Likewise.
9034 * tree-optimize.c (pass_all_optimizations): Likewise.
9036 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9038 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9039 an extra 'decl' for error_at.
9041 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9044 * tree-tailcall.c (adjust_return_value_with_ops,
9045 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9046 if it has complex or vector type.
9048 2009-07-07 Olivier Hainque <hainque@adacore.com>
9050 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9053 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9055 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9057 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9059 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9060 * c-decl.c: Likewise.
9061 * function.c: Likewise.
9062 * varasm.c: Likewise.
9063 * tree-ssa.c: Likewise.
9064 * c-common.c: Likewise.
9065 * tree-cfg.c: Likewise.
9066 * config/spu/spu.c: Likewise.
9067 * config/ia64/ia64.c: Likewise.
9068 * config/v850/v850.c: Likewise.
9070 2009-07-06 DJ Delorie <dj@redhat.com>
9072 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9073 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9074 unspecified accesses to control registers.
9075 * config/mep/intrinsics.md: Regenerate.
9076 * config/mep/intrinsics.h: Regenerate.
9077 * config/mep/mep-intrin.h: Regenerate.
9079 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9081 * c-lex.c: Replace %H by an explicit location. Update all calls.
9082 * c-common.c: Likewise.
9083 * c-decl.c: Likewise.
9084 * c-typeck.c: Likewise.
9085 * fold-const.c: Likewise.
9086 * gimplify.c: Likewise.
9088 * tree-cfg.c: Likewise.
9089 * tree-ssa-loop-niter.c: Likewise.
9090 * tree-vrp.c: Likewise.
9091 * value-prof.c: Likewise.
9093 2009-07-06 Diego Novillo <dnovillo@google.com>
9095 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9096 if it has one. Handle cases where VAR does not have an
9097 annotation or cfun is NULL.
9099 2009-07-06 Diego Novillo <dnovillo@google.com>
9101 * tree.c: Include debug.h.
9102 (initialize_tree_contains_struct): New.
9103 (init_ttree): Call it.
9104 (tree_node_structure_for_code): Factor out of ...
9105 (tree_node_structure): ... here.
9106 * treestruct.def (TS_PHI_NODE): Remove.
9107 (TS_GIMPLE_STATEMENT): Remove.
9109 2009-07-06 Diego Novillo <dnovillo@google.com>
9111 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9112 (debug_tree_chain): Handle cycles.
9114 2009-07-06 Nick Clifton <nickc@redhat.com>
9115 DJ Delorie <dj@redhat.com>
9117 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9118 __FMOVD_ENABLED__ is defined.
9120 (TARGET_FMOVD): Provide a default definition.
9121 (MASK_FMOVD): Likewise.
9122 (TARGET_CPU_CPP_BUILTINS): Define
9123 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9124 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9125 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9126 (split for DF load from memory into register): Also handle
9127 MEMs which consist of REG+DISP addressing.
9128 (split for DF store from register to memory): Likewise.
9129 (movsf_ie): Always use single fp_mode.
9130 * config/sh/sh.c (sh_override_options): Do not automatically
9131 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9132 that to the -mfmovd command line switch.
9133 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9134 (fldi_ok): Always allow.
9135 * config/sh/sh.opt (mfmovd): Remove this switch.
9136 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9138 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9139 Kaz Kojima <kkojima@gcc.gnu.org>
9141 PR rtl-optimization/30807
9142 * postreload.c (reload_combine): For every new use of REG_SUM,
9143 record the use of BASE.
9145 2009-07-06 Jan Hubicka <jh@suse.cz>
9147 * params.def: Revert my accidental commit at 2009-06-30.
9149 2009-07-04 Ian Lance Taylor <iant@google.com>
9152 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
9154 (mingw_format_attribute_overrides): Likewise.
9156 2009-07-04 Jakub Jelinek <jakub@redhat.com>
9159 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
9160 don't check cfa.reg. Instead of cfa.indirect use
9161 fde && fde->drap_reg != INVALID_REGNUM test.
9163 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9165 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9167 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9170 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9172 2009-07-03 Richard Guenther <rguenther@suse.de>
9174 PR tree-optimization/40640
9175 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9178 2009-07-03 Jan Hubicka <jh@suse.cz>
9180 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
9181 for size, reduce amount of inlining.
9183 2009-07-03 Richard Guenther <rguenther@suse.de>
9186 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
9187 if t +- x is known to not overflow and the conversion widens the
9189 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
9191 2009-07-03 Jan Hubicka <jh@suse.cz>
9193 * ipa-pure-const.c (analyze): Update loop optimizer init.
9194 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9195 try_remove_empty_loop, remove_empty_loops): Remove.
9196 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9197 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9198 to mark regular loops as neccesary.
9199 (degenerate_phi_p): New function.
9200 (propagate_necessity, remove_dead_phis): Use it.
9201 (forward_edge_to_pdom): Likewise.
9202 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9203 virtual PHI nodes that became unreachable.
9204 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9205 * tree-flow.h (remove_empty_loops): Remove.
9206 * passes.c (init_optimization_passes): Remove.
9208 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9210 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9211 can_create_pseudo_p.
9212 (*fix_trunc<mode>_i387_1): Ditto.
9213 (*floathi<mode>2_1): Ditto.
9214 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9215 (*fistdi2_1): Ditto.
9216 (*fist<mode>2_1): Ditto.
9217 (frndintxf2_floor): Ditto.
9218 (*fist<mode>2_floor_1): Ditto.
9219 (frndintxf2_ceil): Ditto.
9220 (*fist<mode>2_ceil_1): Ditto.
9221 (frndintxf2_trunc): Ditto.
9222 (frndintxf2_mask_pm): Ditto.
9223 (fxam<mode>2_i387_with_temp): Ditto.
9224 * config/i386/sse.md (mulv16qi3): Ditto.
9225 (*sse2_mulv4si3): Ditto.
9227 (sse4_2_pcmpestr): Ditto.
9228 (sse4_2_pcmpistr): Ditto.
9230 2009-07-03 Jan Hubicka <jh@suse.cz>
9232 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9233 (mark_stmt_necessary): Set it.
9234 (mark_operand_necessary): Set it.
9235 (mark_control_dependent_edges_necessary): Set it.
9236 (mark_virtual_phi_result_for_renaming): New function.
9237 (get_live_post_dom): New function.
9238 (forward_edge_to_pdom): New function.
9239 (remove_dead_stmt): Fix handling of control dependences.
9240 (tree_dce_init): Init new bitmap.
9241 (tree_dce_done): Free it.
9243 2009-07-02 Richard Guenther <rguenther@suse.de>
9246 * tree-ssa-structalias.c (new_var_info): Initialize
9249 2009-07-02 Jan Hubicka <jh@suse.cz>
9251 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9254 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9256 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9257 instead of recomputing it. Adjust calls.
9258 (emit_store_flag): Adjust recursive calls.
9260 2009-07-02 Richard Guenther <rguenther@suse.de>
9262 * tree-ssa-live.c (remove_unused_locals): Do not remove
9264 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9265 of DECL_EXTERNAL for HEAP variables.
9266 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9267 HEAP variables. Do not adjust RESTRICT vars.
9268 (find_what_var_points_to): Nobody cares if something
9271 2009-07-02 Ben Elliston <bje@au.ibm.com>
9273 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9274 pc_low and pc_high declarations to the top of the function.
9276 2009-07-01 DJ Delorie <dj@redhat.com>
9278 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9280 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9281 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9282 unspecified accesses to control registers.
9283 * config/mep/intrinsics.md: Regenerate.
9284 * config/mep/intrinsics.h: Regenerate.
9285 * config/mep/mep-intrin.h: Regenerate.
9287 2009-07-01 Anthony Green <green@moxielogic.com>
9289 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9290 instruction when possible.
9291 (moxie_expand_prologue): Ditto. Also, save an instruction and
9292 some complexity by popping off of $r12 instead of $sp.
9293 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9296 2009-07-01 Richard Henderson <rth@redhat.com>
9299 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9300 contained no insns, reposition note before last insn.
9302 2009-07-01 Richard Henderson <rth@redhat.com>
9305 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9306 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9308 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9311 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9312 darwin9 for printing reg addresses with %y.
9314 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9316 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9317 truncation from operands in binary operations.
9319 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9322 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9323 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9324 subreg of op0 to the original op0.
9326 * expmed.c (store_bit_field_1): Use a temporary as the destination
9327 instead of a paradoxical subreg when we need to truncate the result.
9329 2009-07-01 DJ Delorie <dj@redhat.com>
9331 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9332 names to VLIW variants.
9333 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9334 * config/mep/intrinsics.md: Regenerate.
9335 * config/mep/intrinsics.h: Regenerate.
9336 * config/mep/mep-intrin.h: Regenerate.
9338 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9341 * jump.c (returnjump_p): Revert last patch.
9342 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9344 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9347 * pa.md (casesi32p): Use jump table label to determine the offset
9349 (casesi64p): Likewise.
9351 * pa.c (forward_branch_p): Return bool type. Use instruction
9352 addresses when available. Assert that INSN has a jump label.
9353 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9356 2009-07-01 Richard Guenther <rguenther@suse.de>
9358 PR tree-optimization/19831
9359 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9360 that only act as barriers do not make any previous stores necessary.
9361 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9362 HEAP variables global, do not add a constraint from nonlocal.
9363 (find_func_aliases): Handle escapes through return statements.
9364 (compute_points_to_sets): Make escaped HEAP variables global.
9366 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9369 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9370 after reducing a DImode cstore to SImode.
9372 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9374 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9375 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9377 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9379 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9380 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9382 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9383 and umod_optab if TARGET_BSD_DIVMOD.
9384 * config/vax/lib1funcs.asm: New file.
9385 * config/vax/t-linux: New file.
9386 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9388 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9391 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9392 to type arguments that have void type.
9395 * dwarf2out.c (gen_formal_parameter_die): Call
9396 equate_decl_number_to_die if node is different from origin.
9398 2009-06-30 Anthony Green <green@moxielogic.com>
9400 Clean up moxie port for --enable-build-with-cxx.
9401 * config/moxie/moxie.c (moxie_function_value): First two
9402 parameters are const_tree, not tree.
9403 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9404 (REG_CLASS_NAMES): Ditto.
9405 (REGNO_REG_CLASS): Ditto.
9406 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9407 (moxie_function_value): Fix constyness of arguments.
9409 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9411 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9412 finalize_size_functions before further processing.
9413 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9414 (variable_size): Call self_referential_size on size expressions
9415 that contain a PLACEHOLDER_EXPR.
9416 (size_functions): New static variable.
9417 (copy_self_referential_tree_r): New static function.
9418 (self_referential_size): Likewise.
9419 (finalize_size_functions): New global function.
9420 * tree.c: Include tree-inline.h.
9421 (push_without_duplicates): New static function.
9422 (find_placeholder_in_expr): New global function.
9423 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9425 <tcc_expression>: Likewise.
9426 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9427 the call in the expression.
9428 * tree.h (finalize_size_functions): Declare.
9429 (find_placeholder_in_expr): Likewise.
9430 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9431 (substitute_placeholder_in_expr): Update comment.
9432 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9434 (copy_tree_body_r): Likewise.
9435 (copy_tree_body): New static function.
9436 (maybe_inline_call_in_expr): New global function.
9437 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9438 (maybe_inline_call_in_expr): Declare.
9439 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9440 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9443 2009-06-30 Richard Guenther <rguenther@suse.de>
9445 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9447 (propagate_necessity): Do not mark reaching defs of stores
9450 2009-06-30 Jan Hubicka <jh@suse.cz>
9452 * cfgloopanal.c (check_irred): Move into ...
9453 (mark_irreducible_loops): ... here; return true if ireducible
9455 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9456 (analyze_function): Try to prove loop finiteness.
9457 * cfgloop.h (mark_irreducible_loops): Update prototype.
9458 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9460 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9462 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9464 2009-06-30 Ira Rosen <irar@il.ibm.com>
9466 PR tree-optimization/40542
9467 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9470 2009-06-30 Martin Jambor <mjambor@suse.cz>
9472 PR tree-optimization/40582
9473 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9474 than useless_type_conversion_p.
9475 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9478 2009-06-30 Martin Jambor <mjambor@suse.cz>
9481 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9483 2009-06-30 Richard Guenther <rguenther@suse.de>
9485 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9486 use ao_ref references.
9487 (walk_aliased_vdefs): Likewise.
9488 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9489 * tree-ssa-dce.c (struct ref_data): Remove.
9490 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9491 (mark_aliased_reaching_defs_necessary): Adjust.
9492 (mark_all_reaching_defs_necessary_1): Likewise.
9494 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9497 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9498 (emit_store_flag_1): Extract from emit_store_flag, adjust
9499 calls to (what now is) emit_cstore.
9500 (emit_store_flag): Call emit_store_flag_1 and also use it
9501 for what used to be recursive calls.
9503 2009-06-30 Wei Guozhi <carrot@google.com>
9506 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9507 if the target bb post dominates from bb.
9508 * config/i386/i386.c (memory_address_length): Check existence of base
9509 register before using it.
9511 2009-06-30 Nick Clifton <nickc@redhat.com>
9512 DJ Delorie <dj@redhat.com>
9514 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9515 __FMOVD_ENABLED__ is defined.
9517 (TARGET_FMOVD): Provide a default definition.
9518 (MASK_FMOVD): Likewise.
9519 (TARGET_CPU_CPP_BUILTINS): Define
9520 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9521 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9522 two fmov instructions depending upon whether TARGET_FMOVD is
9524 (split for DF load from memory into register): Also handle
9525 MEMs which consist of REG+DISP addressing.
9526 (split for DF store from register to memory): Likewise.
9527 * config/sh/sh.opt (mfmovd): Remove this switch.
9528 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9529 * config/sh/sh.c (sh_override_options): Do not automatically
9530 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9531 that to the -mfmovd command line switch.
9533 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9535 (fldi_ok): Always allow.
9536 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9538 2009-06-29 DJ Delorie <dj@redhat.com>
9540 * doc/install.texi (mep-x-elf): Correct chip's full name.
9542 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9544 * doc/extend.texi: Fix typo.
9546 2009-06-29 Tom Tromey <tromey@redhat.com>
9549 * Makefile.in (DWARF2_H): New variable.
9551 (dwarf2out.o): Likewise.
9552 (dwarf2asm.o): Likewise.
9553 * config/i386/t-i386: Use DWARF2_H.
9554 * except.c: Include elf/dwarf2.h.
9555 * unwind-dw2.c: Include elf/dwarf2.h.
9556 * dwarf2out.c: Include elf/dwarf2.h.
9557 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9558 <dtprel>: New field.
9559 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9560 (size_of_loc_descr): Likewise.
9561 (output_loc_operands_raw): Likewise.
9562 (output_loc_operands): Handle new dtprel field.
9563 (loc_checksum): Update.
9564 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9565 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9566 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9567 * dwarf2asm.c: Include elf/dwarf2.h.
9568 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9569 * config/mmix/mmix.c: Include elf/dwarf2.h.
9570 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9571 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9572 * config/sh/sh.c: Include elf/dwarf2.h.
9573 * config/i386/i386.c: Include elf/dwarf2.h.
9575 2009-06-29 DJ Delorie <dj@redhat.com>
9577 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9579 * doc/extend.texi: Add MeP attributes and pragmas.
9580 * doc/invoke.text: Add MeP Options.
9581 * doc/contrib.texi: Add MeP contribution.
9582 * doc/md.texi: Add MeP constraints.
9583 * doc/install.texi: Add MeP target.
9585 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9587 * target.h (struct gcc_target): Add frame_pointer_required field.
9588 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9589 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9590 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9592 * reload1.c (update_eliminables): (Ditto.).
9593 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9594 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9595 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9597 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9599 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9600 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9601 (arm_frame_pointer_required): New function.
9603 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9604 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9605 (avr_frame_pointer_required_p): Declare as static.
9606 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9608 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9609 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9610 (bfin_frame_pointer_required): Make as static, change return type
9612 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9614 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9615 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9616 (cris_frame_pointer_required): New function.
9618 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9620 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9621 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9622 (fr30_frame_pointer_required): New function.
9624 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9625 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9626 (frv_frame_pointer_required): Make as static, change return type
9628 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9630 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9631 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9632 (ix86_frame_pointer_required): Make as static, change return type to
9634 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9636 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9637 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9639 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9641 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9643 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9645 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9646 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9647 (mips_frame_pointer_required): Make as static.
9648 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9650 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9651 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9652 (mmix_frame_pointer_required): Mew function.
9654 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9655 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9657 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9659 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9661 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9663 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9664 (CAN_ELIMINATE): Redefine.
9665 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9666 (sparc_frame_pointer_required): New function.
9667 (sparc_can_eliminate): New function.
9668 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9670 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9671 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9673 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9674 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9675 (xtensa_frame_pointer_required): Make as static, change return type
9677 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9680 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9682 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9683 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9684 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9685 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9686 (register_callback): Handle PLUGIN_START_UNIT.
9687 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9689 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9691 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9693 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9694 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9696 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9698 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9701 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9703 * doc/extend.texi (Additional Floating Types): __float128 is also
9704 supported on i386 targets.
9706 2009-06-29 Richard Guenther <rguenther@suse.de>
9709 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9711 (pt_solutions_same_restrict_base): Declare.
9712 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9714 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9715 (make_constraint_from, make_copy_constraint): Move earlier.
9716 (make_constraint_from_heapvar): New function.
9717 (make_constraint_from_restrict): Likewise.
9718 (handle_lhs_call): Use it.
9719 (find_func_aliases): Use it to track conversions to restrict
9721 (struct fieldoff): Add only_restrict_pointers flag.
9722 (push_fields_onto_fieldstack): Initialize it.
9723 (create_variable_info_for): Track global restrict qualified pointers.
9724 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9725 Track restrict qualified pointer arguments.
9726 (set_uids_in_ptset): Use varinfo is_global_var flag.
9727 (find_what_var_points_to): Set the vars_contains_restrict flag.
9728 Always create the points-to solution for sets including restrict tags.
9729 (pt_solutions_same_restrict_base): New function.
9730 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9731 qualified pointers use pt_solutions_same_restrict_base as
9732 additional source for disambiguation.
9734 2009-06-29 Richard Guenther <rguenther@suse.de>
9737 * alias.c (find_base_decl): Remove.
9738 (get_deref_alias_set_1): Remove restrict handling.
9739 * c-common.c (c_apply_type_quals_to_decl): Do not set
9740 DECL_POINTER_ALIAS_SET.
9741 * gimplify.c (find_single_pointer_decl_1): Remove.
9742 (find_single_pointer_decl): Likewise.
9743 (internal_get_tmp_var): Remove restrict handling.
9744 (gimple_regimplify_operands): Likewise.
9745 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9746 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9747 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9748 * tree.c (restrict_base_for_decl): Remove.
9749 (init_ttree): Do not allocate it.
9750 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9751 LABEL_DECL_UID for label decls.
9752 (copy_node_stat): Do not copy restrict information.
9753 (decl_restrict_base_lookup): Remove.
9754 (decl_restrict_base_insert): Likewise.
9755 (print_restrict_base_statistics): Likewise.
9756 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9757 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9758 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9759 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9760 (LABEL_DECL_UID): Adjust.
9761 (DECL_BASED_ON_RESTRICT_P): Remove.
9762 (DECL_GET_RESTRICT_BASE): Likewise.
9763 (SET_DECL_RESTRICT_BASE): Likewise.
9764 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9766 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9767 instead of DECL_POINTER_ALIAS_SET.
9768 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9769 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9770 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9772 2009-06-29 Richard Guenther <rguenther@suse.de>
9774 PR tree-optimization/40579
9775 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9776 the IL to simplify has constants that overflowed.
9778 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9780 PR tree-optimization/40550
9781 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9782 vector_compute_type only when the size of vector_compute_type is
9783 less than the size of type.
9785 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9787 * fold-const.c (contains_label_1): Fix comments.
9788 (contains_label_p): Do not walk trees multiple time.
9790 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9792 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9793 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9794 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9795 ix86_fp_comparison_operator.
9796 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9797 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9798 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9799 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9800 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9801 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9802 (related splits): Change predicate to ix86_fp_comparison_operator.
9803 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9804 instead of ix86_fp_comparison_codes.
9805 (ix86_trivial_fp_comparison_operator,
9806 ix86_fp_comparison_operator): New.
9807 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9808 (ix86_expand_compare): Eliminate last two parameters.
9809 (ix86_fp_jump_nontrivial_p): Kill.
9810 * config/i386/i386.c (put_condition_code): Eliminate call to
9811 ix86_fp_comparison_codes and subsequent assertion.
9812 (ix86_fp_comparison_codes): Eliminate.
9813 (ix86_fp_swap_condition): New.
9814 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9815 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9816 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9817 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9818 and ix86_fp_swap_condition.
9819 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9820 Use ix86_fp_comparison_strategy.
9821 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9822 (ix86_fp_jump_nontrivial_p): Eliminate.
9823 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9824 call to ix86_expand_compare.
9825 (ix86_split_fp_branch, ix86_expand_setcc,
9826 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9827 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9829 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9831 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9832 related to jump_clobbers.
9833 * config/arm/arm.md (conds): Remove jump_clob case.
9834 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9835 splits): Change comparison_operator to arm_comparison_operator.
9836 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9839 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9841 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9842 condition for floating point modes.
9843 * expmed.c (emit_store_flag_1): Move here a bigger part
9845 (emit_store_flag): Try swapping the condition for floating point
9847 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9849 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9851 * expr.c (expand_expr_real_1): Just use do_store_flag.
9852 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9853 emit_store_flag_force.
9854 * expmed.c (emit_store_flag_force): Copy here trick
9855 previously in expand_expr_real_1. Try reversing the comparison.
9856 (emit_store_flag_1): Work if target is NULL.
9857 (emit_store_flag): Work if target is NULL, using the result mode
9858 from the comparison. Use split_comparison, restructure final part
9859 to simplify conditionals.
9861 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9863 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9864 * dojump.c (do_jump): Change handling of floating-point
9865 ops to use just do_compare_and_jump.
9866 (split_comparison): New.
9867 (do_compare_rtx_and_jump): Add here logic coming previously
9868 in do_jump, using split_comparison.
9870 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9873 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9875 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9877 * tree-ssa-alias.c: Fix unintentional commit.
9879 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9881 * passes.c (execute_one_pass): Fix unintentional commit.
9883 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9885 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9886 (df_rd_local_compute, df_md_local_compute): Inline them.
9888 (df_md_scratch): New.
9889 (df_md_alloc, df_md_free): Allocate/free it.
9890 (df_md_local_compute): Only include live registers in init.
9891 (df_md_transfer_function): Prune the in-set computed by
9892 the confluence function, and the gen-set too.
9894 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9896 PR rtl-optimization/26854
9897 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9898 * df-problems.c (df_rd_add_problem): Fix comment.
9899 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9900 df_md_simulate_artificial_defs_at_top,
9901 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9902 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9903 df_md_transfer_function, df_md_init, df_md_confluence_0,
9904 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9905 problem_MD, df_md_add_problem): New.
9906 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9907 df_md_get_bb_info): New.
9908 (DF_LAST_PROBLEM_PLUS1): Adjust.
9910 * Makefile.in (fwprop.o): Include domwalk.h.
9911 * fwprop.c: Include domwalk.h.
9912 (reg_defs, reg_defs_stack): New.
9913 (bitmap_only_bit_between): Remove.
9914 (process_defs): New.
9915 (process_uses): Use reg_defs and local_md instead of
9916 bitmap_only_bit_between and local_rd.
9917 (single_def_use_enter_block): New, from build_single_def_use_links.
9918 (single_def_use_leave_block): New.
9919 (build_single_def_use_links): Remove code moved to
9920 single_def_use_enter_block, invoke domwalk.
9921 (use_killed_between): Adjust comment.
9923 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9925 * bitmap.h (bitmap_ior_and_into): New.
9926 * bitmap.c (bitmap_ior_and_into): New.
9928 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9930 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9931 before_dom_children_before_stmts and after_dom_children_after_stmts.
9932 Rename the two remaining callbacks to just before_dom_children and
9933 after_dom_children. Remove other GIMPLE statement walking bits.
9934 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9935 * graphite.c: Do not include domwalk.h.
9936 * tree-into-ssa.c (interesting_blocks): New global.
9937 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9938 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9939 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9940 now that they're not domwalk callbacks.
9941 (rewrite_initialize_block): Rename to...
9942 (rewrite_enter_block): ... this, place after called functions. Test
9943 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9944 (rewrite_finalize_block): Rename to...
9945 (rewrite_leave_block): ... this, place after called functions.
9946 (rewrite_update_init_block): Rename to...
9947 (rewrite_update_enter_block): ... this, place after called functions.
9948 Test interesting_blocks, call rewrite_update_stmt and
9949 rewrite_update_phi_arguments.
9950 (rewrite_update_fini_block): Rename to...
9951 (rewrite_leave_block): ... this, place after called functions.
9952 (rewrite_blocks): Remove last argument, simplify initialization of
9954 (mark_def_sites_initialize_block): Rename to...
9955 (mark_def_sites_block): ... this, call mark_def_sites.
9956 (mark_def_sites_blocks): Remove argument, simplify initialization of
9958 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9959 (update_ssa): Likewise.
9960 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9962 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9963 (dom_opt_initialize_block): Rename to...
9964 (dom_opt_enter_block): ... this, place after called functions. Walk
9965 statements here, inline propagate_to_outgoing_edges.
9966 (dom_opt_finalize_block): Rename to...
9967 (dom_opt_leave_block): ... this, place after called functions.
9968 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9970 (dse_enter_block, dse_record_phi): New.
9971 (dse_record_phis): Delete.
9972 (dse_finalize_block): Rename to...
9973 (dse_leave_block): ... this.
9974 (tree_ssa_dse): Simplify initialization of walk_data.
9975 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9976 Adjust initialization of walk_data.
9977 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9978 * tree-ssa-loop-phiopt.c (get_non_trapping):
9979 Adjust initialization of walk_data.
9980 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9981 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9982 it's not a domwalk callback.
9983 (uncprop_initialize_block): Rename to...
9984 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9985 (dse_finalize_block): Rename to...
9986 (dse_leave_block): ... this.
9987 (tree_ssa_uncprop): Simplify initialization of walk_data.
9988 * Makefile.in: Adjust dependencies.
9990 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9992 * arm.md (casesi): Fix test for Thumb1.
9993 (thumb1_casesi_internal_pic): Likewise.
9994 (thumb1_casesi_dispatch): Likewise.
9996 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9998 * config/arm/arm-cores.def: Added core cortex-m0.
9999 * config/arm/arm-tune.md: Regenerated.
10000 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10002 2009-06-26 DJ Delorie <dj@redhat.com>
10004 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10006 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10007 the scheduler doesn't tag jump insns.
10009 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10011 * c-decl.c (merge_decls): Re-indent.
10013 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10016 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10017 Special-case decimal float constants.
10019 2009-06-26 Richard Henderson <rth@redhat.com>
10021 * function.h (struct function): Add cannot_be_copied_reason,
10022 and cannot_be_copied_set.
10023 * tree-inline.c (has_label_address_in_static_1): Rename from
10024 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10025 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10026 don't set inline_forbidden_reason.
10027 (copy_forbidden): New function, split out of inline_forbidden_p.
10028 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10029 (inline_forbidden_p): Use copy_forbidden.
10030 (tree_versionable_function_p): Likewise.
10031 (inlinable_function_p): Merge into tree_inlinable_function_p.
10032 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10033 * ipa-cp.c (ipcp_versionable_function_p): New function.
10034 (ipcp_cloning_candidate_p): Use it.
10035 (ipcp_node_modifiable_p): Likewise.
10037 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10039 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10040 that is marked not to be inlined. Remove flag_mudflap use.
10041 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10042 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10044 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10047 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10048 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10050 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10052 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10054 (__mingwthr_remove_key_dtor): Likewise.
10056 2009-06-26 Richard Guenther <rguenther@suse.de>
10058 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10060 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10062 PR middle-end/40525
10063 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10064 try the non-cond_exec path also.
10066 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10069 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10070 (output_cbranch): Use new functions.
10071 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10074 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10075 Pat Haugen <pthaugen@us.ibm.com>
10076 Revital Eres <ERES@il.ibm.com>
10078 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10079 for %c error. Add %x support to print VSX registers as a unified
10080 register set, instead of separate float and altivec registers.
10081 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10082 %y case, and add support for VSX pre-modify addresses.
10083 (output_toc): Add assert for CONST containing an integer constant
10085 (rs6000_adjust_cost): Add POWER7 support.
10086 (insn_must_be_first_in_group): Ditto.
10087 (insn_must_be_last_in_group): Ditto.
10088 (rs6000_emit_popcount): Ditto.
10089 (rs6000_vector_mode_supported_p): Ditto.
10091 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10092 Change some of the functions called by macros to being called
10093 through a pointer, so debug functions can be inserted if
10094 -mdebug=addr or -mdebug=cost.
10095 (rs6000_preferred_reload_class_ptr): Ditto.
10096 (rs6000_secondary_reload_class_ptr): Ditto.
10097 (rs6000_secondary_memory_needed_ptr): Ditto.
10098 (rs6000_cannot_change_mode_class_ptr): Ditto.
10099 (rs6000_secondary_reload_inner): Ditto.
10100 (rs6000_legitimize_reload_address): Ditto.
10101 (rs6000_legitimize_reload_address_ptr): Ditto.
10102 (rs6000_mode_dependent_address): Ditto.
10103 (rs6000_mode_dependent_address_ptr): Ditto.
10105 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10106 function to return true if the mode allows reg + integer
10108 (virtual_stack_registers_memory_p): New function to return true if
10109 the address refers to a virtual stack register.
10110 (rs6000_legitimate_offset_address_p): Move code to say whether a
10111 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10113 (rs6000_legitimate_address_p): Add checks for modes that only can
10114 do reg+reg addressing. Start adding VSX support.
10115 (rs6000_legitimize_reload_address): Ditto.
10116 (rs6000_legitimize_address): Ditto.
10117 (rs6000_debug_legitimate_address_p): New debug functions for
10118 -mdebug=addr and -mdebug=cost.
10119 (rs6000_debug_rtx_costs): Ditto.
10120 (rs6000_debug_address_costs): Ditto.
10121 (rs6000_debug_adjust_cost): Ditto.
10122 (rs6000_debug_legitimize_address): Ditto.
10123 (rs6000_legitimize_reload_address_ptr): Point to call normal
10124 function or debug function. Make functions called via pointer
10126 (rs6000_mode_dependent_address_ptr): Ditto.
10127 (rs6000_secondary_reload_class_ptr): Ditto.
10128 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10129 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10130 into a friendlier error.
10131 (rs6000_init_builtins): Add initial VSX support.
10132 (rs6000_adjust_cost): Fix some spacing issues.
10134 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10135 (REG_CLASS_NAMES): Ditto.
10136 (REG_CLASS_CONTENTS): Ditto.
10137 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10138 pointer, to add -mdebug=addr support.
10139 (CANNOT_CHANGE_MODE_CLASS): Ditto.
10140 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
10141 -mdebug=addr support.
10142 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
10143 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
10144 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
10146 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
10148 (bswapsi*): Set attribute types for load/store. Add combiner
10149 patterns to eliminate zero extend on 64-bit.
10150 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
10151 stdbrx if the hardware supports those instructions.
10153 2009-06-25 Ian Lance Taylor <iant@google.com>
10155 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
10156 (Link Options): Document -static-libstdc++.
10158 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10161 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
10162 DATA_ALIGNMENT instead.
10164 2009-06-25 Richard Guenther <rguenther@suse.de>
10166 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10167 indirect references against the callused/escaped solutions.
10168 (call_may_clobber_ref_p_1): Likewise.
10170 2009-06-25 Martin Jambor <mjambor@suse.cz>
10172 PR tree-optimization/40493
10173 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10174 (enum unscalarized_data_handling): New type.
10175 (handle_unscalarized_data_in_subtree): Return what has been done.
10176 (load_assign_lhs_subreplacements): Handle left flushes differently.
10177 (sra_modify_assign): Use unscalarized_data_handling, simplified
10178 condition determining whether to remove the statement.
10180 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
10182 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
10183 excerpt - @ should be doubled for texinfo.
10185 2009-06-24 Ian Lance Taylor <iant@google.com>
10187 * config/arc/arc.c: Include "df.h".
10188 (arc_attribute_table): Make static. Move higher in file.
10189 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
10190 (output_shift): Initialize n later to avoid warning.
10191 * config/arm/arm.c (arm_attribute_table): Make static. Move
10193 * config/avr/avr.c (avr_attribute_table): Make static. Move
10195 (reg_class_tab): Change array type from int to enum reg_class.
10196 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10198 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10199 (lshrhi3_out): Likewise.
10200 (class_likely_spilled_p): Change return type to bool.
10201 (avr_rtx_costs): Use local code variable with enum type.
10202 * config/avr/avr.md (movmemhi): Use add_reg_note.
10203 (andhi3, andsi3): Don't use AS2 with "and".
10204 (iorhi3, iorsi3): Don't use AS2 with "or".
10205 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10206 * config/crx/crx.c: Include "df.h".
10207 (crx_attribute_table): Make static.
10208 * config/m32r/m32r.c: Include "df.h".
10209 (m32r_attribute_table): Make static. Move higher in file.
10210 (pop): Use add_reg_note.
10211 (block_move_call): Change 0 to LCT_NORMAL in function call.
10212 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10213 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10214 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10215 declare, not just when TREE_CODE is defined.
10216 * config/m68hc11/m68hc11.c: Include "expr.h".
10217 (m68hc11_attribute_table): Make static. Move higher in file.
10218 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10220 (m68hc11_register_indirect_p): Likewise.
10221 (m68hc11_function_arg_padding): Change return type to enum
10223 (emit_move_after_reload): Use add_reg_note.
10224 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10225 (m68hc11_split_logical): Likewise.
10226 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10228 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10229 to VOIDmode in function call.
10230 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10232 (m68hc11_split_logical): Update declaration.
10233 (m68hc11_function_arg_padding): Update declaration.
10234 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10235 to array of enum reg_class.
10236 (mcore_attribute_table): Make static. Move higher in file.
10237 (mcore_rtx_costs): Add cast to enum type.
10238 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10239 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10240 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10242 * config/sh/predicates.md (trapping_target_operand): Rename and to
10244 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10246 * config/spu/spu.c (spu_attribute_table): Make static. Move
10248 * config/v850/v850.c (v850_attribute_table): Make static. Move
10250 (v850_rtx_costs): Use local code with enum type.
10251 (expand_epilogue): Add cast.
10252 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10254 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10257 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10258 -m2a-single-only and -m2a-nofpu.
10259 * config/sh/sh.opt: Document m2a generates FPU code.
10261 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10263 * defaults.h (CAN_ELIMINATE): Provide default.
10264 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10265 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10266 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10267 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10268 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10269 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10270 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10271 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10272 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10273 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10275 2009-06-24 DJ Delorie <dj@redhat.com>
10277 * mep-ext-cop.cpu: Fix copyright notice.
10278 * mep-default: Fix copyright notice.
10279 * mep-core: Fix copyright notice.
10280 * mep: Fix copyright notice.
10281 * mep-ivc2: Fix copyright notice.
10282 * mep-c5: Fix copyright notice.
10284 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10286 * doc/contrib.texi (Contributors):
10288 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10290 PR middle-end/40501
10291 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10292 src and dst operands if necessary.
10294 2009-06-23 DJ Delorie <dj@redhat.com>
10297 * config.gcc: Add mep support.
10298 * recog.c: Resurrect validate_replace_rtx_subexp().
10299 * recog.h: Likewise.
10300 * config/mep/: Add new port:
10301 * config/mep/constraints.md: New file.
10302 * config/mep/default.h: New file.
10303 * config/mep/intrinsics.h: New file.
10304 * config/mep/intrinsics.md: New file.
10305 * config/mep/ivc2-template.h: New file.
10306 * config/mep/mep-c5.cpu: New file.
10307 * config/mep/mep-core.cpu: New file.
10308 * config/mep/mep-default.cpu: New file.
10309 * config/mep/mep-ext-cop.cpu: New file.
10310 * config/mep/mep-intrin.h: New file.
10311 * config/mep/mep-ivc2.cpu: New file.
10312 * config/mep/mep-lib1.asm: New file.
10313 * config/mep/mep-lib2.c: New file.
10314 * config/mep/mep-pragma.c: New file.
10315 * config/mep/mep-protos.h: New file.
10316 * config/mep/mep-tramp.c: New file.
10317 * config/mep/mep.c: New file.
10318 * config/mep/mep.cpu: New file.
10319 * config/mep/mep.h: New file.
10320 * config/mep/mep.md: New file.
10321 * config/mep/mep.opt: New file.
10322 * config/mep/predicates.md: New file.
10323 * config/mep/t-mep: New file.
10325 2009-06-23 Ian Lance Taylor <iant@google.com>
10327 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10328 from loose_warn into c_loose_warn and from strict_warn into
10329 c_strict_warn. Set and substitute warn_cxxflags. Check for
10330 --enable-build-with-cxx. Set and substitute
10331 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10332 * Makefile.in (CXXFLAGS): New variable.
10333 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10334 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10335 the default is the same as $(STRICT_WARN).
10336 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10337 (CXX): New variable.
10338 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10339 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10340 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10341 (HOST_LIBS): New variable.
10342 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10343 (ALL_CXXFLAGS): New variable.
10344 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10345 * doc/install.texi (Configuration): Document
10346 --enable-build-with-cxx, --with-stage1-ldflags,
10347 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10348 * configure: Rebuild.
10350 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10352 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10353 from previous commit.
10355 2009-06-23 Ian Lance Taylor <iant@google.com>
10357 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10359 2009-06-23 Ian Lance Taylor <iant@google.com>
10361 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10362 with ATTRIBUTE_UNUSED.
10364 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10365 Pat Haugen <pthaugen@us.ibm.com>
10366 Revital Eres <eres@il.ibm.com>
10368 * config.in (HAVE_AS_POPCNTD): Add default definition.
10369 (HAVE_AS_LWSYNC): Ditto.
10371 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10373 (gcc_cv_as_powerpc_cmpb): Ditto.
10374 (gcc_cv_as_powerpc_dfp): Ditto.
10375 (gcc_cv_as_powerpc_vsx): Ditto.
10376 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10377 supporting the popcntd/lwsync instructions.
10378 (gcc_cv_as_powerpc_lwsync): Ditto.
10379 * configure: Regenerate.
10381 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10382 -mcpu=native and -mcpu=power7.
10383 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10385 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10386 a variable instead of a mask to reduce the number of mask bits.
10387 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10388 (-mbit-word): Ditto.
10389 (-mregnames): Ditto.
10390 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10391 (-mfused-madd): Ditto.
10393 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10395 (-mvsx): New switch for VSX instructions.
10396 (-misel): Move from a variable to a mask to allow it to be set by
10399 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10400 function declaration to an array declaration.
10401 (rs6000_hard_regno_nregs): New external array declaration.
10403 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10404 files included by rs6000.md.
10406 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10407 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10409 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10411 (rs6000_debug_reg): New -mdebug= variables.
10412 (rs6000_debug_addr): Ditto.
10413 (rs6000_debug_cost): Ditto.
10414 (rs6000_pmode): New variable to hold Pmode.
10415 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10416 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10417 calculated at compiler start.
10418 (rs6000_hard_regno_nregs): Change function to an array which holds
10419 HARD_REGNO_NREGS calculated at compiler start.
10420 (rs6000_explicit_options): Delete isel field.
10421 (rs6000_vector_unit): New array to hold which vector unit
10422 supports arithmetic options for a given type.
10423 (rs6000_vector_mem): New array to hold which vector unit supports
10424 memory reference operations for a given type.
10425 (rs6000_vector_align): New array to given the alignment of each
10427 (power7_cost): New basic costs for power7.
10428 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10429 (rs6000_hard_regno_nregs_internal): New function, moved from
10430 HARD_REGNO_NREGS, to calculate the number of registers each hard
10431 register takes for each type.
10432 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10433 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10434 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10435 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10436 unit information here so it is calculated once at compiler startup
10438 (rs6000_override_options): Make -misel a target mask. Add more
10439 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10440 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10442 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10443 (rs6000_handle_option): Move -misel from variable to target mask.
10444 (rs6000_builtin_mask_for_load): Add VSX support.
10445 (rs6000_conditional_register_usage): Ditto.
10446 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10447 (function_arg_boundary): Ditto.
10448 (rs6000_expand_builtin): Ditto.
10449 (def_builtin): Make abort message a little friendlier.
10450 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10452 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10453 assembler support the popcntd instruction instead of a vsx
10454 instruction to enable power7 support.
10455 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10456 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10457 option to the assembler if -mcpu=native.
10458 (ASM_CPU_NATIVE_SPEC): Ditto.
10459 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10461 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10462 the lwsync instruction.
10463 (enum processor_type): Add PROCESSOR_POWER7.
10464 (rs6000_debug_reg): New -mdebug= options.
10465 (rs6000_debug_addr): Ditto.
10466 (rs6000_debug_cost): Ditto.
10467 (rs6000_isel): Delete.
10468 (enum rs6000_vector): New enum to say what vector unit we have.
10469 (VECTOR_UNIT_*): New macros to say which vector unit has
10470 arithmetic operations for a given type.
10471 (VECTOR_MEM_*): New macros to say which vector unit has memory
10472 operations for a given type.
10473 (TARGET_LDBRX): Whether the machine supports the ldbrx
10475 (TARGET_ISEL): Delete, -misel moved to be a mask.
10476 (TARGET_ISEL64): New macro for 64-bit isel support.
10477 (UNITS_PER_VSX_WORD): New macro.
10478 (POINTER_SIZE): Move to be an external variable, rather than
10479 calculating whether we are generating 32 ot 64-bit code.
10481 (STACK_BOUNDARY): Add VSX support.
10482 (LOCAL_ALIGNMENT): Ditto.
10483 (SLOW_UNALIGNED_ACCESS): Ditto.
10484 (VSX_REGNO_P): New macro for VSX support.
10485 (VFLOAT_REGNO_P): Ditto.
10486 (VINT_REGNO_P): Ditto.
10487 (VLOGICAL_REGNO_P): Ditto.
10488 (VSX_VECTOR_MODE): Ditto.
10489 (VSX_SCALAR_MODE): Ditto.
10491 (VSX_MOVE_MODE): Ditto.
10492 (VSX_REG_CLASS_P): Ditto.
10493 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10495 (UNITS_PER_SIMD_WORD): Add VSX support.
10496 (MODES_TIEABLE_P): Ditto.
10497 (STARTING_FRAME_OFFSET): Ditto.
10498 (STACK_DYNAMIC_OFFSET): Ditto.
10499 (EPILOGUE_USES): Ditto.
10500 (REGNO_REG_CLASS): Move to array lookup.
10501 (CLASS_MAX_NREGS): Ditto.
10502 (rs6000_vector_reg_class): Add declaration.
10503 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10504 overlap with the floating point and Altivec registers.
10506 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10508 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10509 give the appropriate asm switches if -mcpu=native.
10510 (host_detect_local_cpu): Add support for "asm".
10511 (host_detect_local_cpu): Follow GNU code guidelines for name.
10513 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10514 -mbit-word to a variable instead of being a target mask.
10516 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10517 emit the lwsync instruction instead of emitting the instruction as
10518 an integer constant.
10520 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10521 fixuns_trundfsi2, move expander into rs6000.md.
10523 * config/rs6000/rs6000.md (cpu): Add power7.
10524 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10525 (logical predicate patterns): Change the single instruction
10526 primitives that set CR0 to be fast_compare instead of compare.
10528 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10529 (popcntddi2): Ditto.
10530 (popcount<mode>): Ditto.
10531 (floating multiply/add insns): Name the floating point
10532 multiply/add insns.
10533 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10534 (isel_unsigned_<mode>): Ditto.
10535 (fixuns_trundfsi2): Move expander here from spe.md.
10536 (smindi3): Define if we have -misel on 64-bit systems.
10541 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10543 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10545 * config/avr/avr.c (avr_current_device): New variable.
10546 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10547 (avr_arch, mcu_type_s): Move to avr.h.
10548 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10549 default_data_section_start fields.
10550 (avr_arch): Moved from avr.c.
10551 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10552 library_name fields.
10553 (avr_current_device, avr_mcu_types, avr_arch_types,
10554 avr_device_to_arch, avr_device_to_data_start,
10555 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10556 (EXTRA_SPEC_FUNCTIONS): Define.
10557 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10558 options mapping. Use device_to_arch and device_to_data_start insted.
10559 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10560 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10561 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10562 * config/avr/driver-avr.c: New file.
10563 * config/avr/avr-devices.c: New file.
10565 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10567 * var-tracking.c (unshare_variable): Force initialized to
10568 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10569 (set_variable_part): Likewise.
10570 (struct variable_union_info): Remove pos_src field.
10571 (vui_vec, vui_allocated): New variables.
10572 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10573 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10574 == 1 use a simpler sorting algorithm. Compute pos field right
10575 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10576 Avoid quadratic comparison if !flag_var_tracking_uninit.
10577 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10578 unshare_variable unconditionally.
10579 (dataflow_set_different_2): Removed.
10580 (dataflow_set_different): Don't traverse second hash table.
10581 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10582 unconditionally to var_reg_set or var_mem_set.
10583 (emit_notes_in_bb): Likewise.
10584 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10586 (emit_note_insn_var_location): Don't set initialized to
10587 VAR_INIT_STATUS_INITIALIZED early.
10588 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10590 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10592 * tree-object-size.c (addr_object_size): Instead of checking
10593 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10594 are no FIELD_DECLs following it.
10596 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10598 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10599 order to match bswaps with signed source operands.
10601 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10603 * sdbout.c (sdbout_one_type): Fix braces in switch.
10605 2009-06-23 Richard Guenther <rguenther@suse.de>
10607 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10609 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10610 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10611 var_callused, callused_tree, var_storedanything, storedanything_tree,
10612 var_integer, integer_tree): Remove global variables.
10613 (new_var_info): Do not pass new id, append the new var to the
10614 global variable vector.
10615 (do_ds_constraint): Use is_global_var member of the variable-info.
10616 (new_scalar_tmp_constraint_exp): Adjust.
10617 (create_function_info_for): Likewise.
10618 (create_variable_info_for): Likewise.
10619 (find_what_var_points_to): Remove dead code.
10620 (init_base_vars): Simplify.
10621 (compute_points_to_sets): Adjust.
10623 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10625 * combine.c (try_combine): Dump information about the insns we're
10628 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10630 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10631 check when calling force_to_mode on TRUNCATE's operand.
10633 2009-06-22 Ian Lance Taylor <iant@google.com>
10635 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10637 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10639 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10641 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10643 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10644 override library linkage flags such as -static-libgcc or
10647 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10649 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10651 2009-06-22 Ian Lance Taylor <iant@google.com>
10653 * config/linux.opt: Put mglibc ahead of muclibc.
10655 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10656 for duplicate decls.
10658 2009-06-22 Matthias Klose <doko@ubuntu.com>
10660 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10662 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10665 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10666 instead of NULL if a parser error occurs.
10668 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10670 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10671 non-DWARF2_DEBUGGING_INFO version.
10673 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10675 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10676 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10678 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10679 (LIBGCC2_TF_CEXT): Define.
10682 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10685 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10687 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10689 * config/arm/arm.c (arm_override_options): Disable
10690 -mcaller-super-interworking and -mcallee-super-interworking.
10691 * doc/invoke.texi (ARM Options): Document this.
10693 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10695 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10696 * config/arm/constraints.md (j): New constraint for movw operands.
10697 (N): Remove thumb2 meaning.
10698 * config/arm/arm.md (*arm_movw): Delete.
10699 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10700 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10701 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10703 2009-06-22 Martin Jambor <mjambor@suse.cz>
10705 PR tree-optimization/40492
10706 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10707 build_ref_for_offset.
10709 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10711 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10712 JUMP_TABLE_DATA_P predicates where applicable.
10713 * auto-inc-dec.c: Ditto.
10714 * builtins.c: Ditto.
10715 * caller-save.c: Ditto.
10717 * cfgcleanup.c: Ditto.
10718 * cfglayout.c: Ditto.
10720 * combine.c: Ditto.
10721 * combine-stack-adj.c: Ditto.
10725 * df-scan.c: Ditto.
10727 * dwarf2asm.c: Ditto.
10728 * dwarf2out.c: Ditto.
10729 * emit-rtl.c: Ditto.
10735 * function.c: Ditto.
10738 * genpreds.c: Ditto.
10739 * genrecog.c: Ditto.
10741 * ira-costs.c: Ditto.
10742 * ira-lives.c: Ditto.
10744 * loop-iv.c: Ditto.
10745 * lower-subreg.c: Ditto.
10746 * modulo-sched.c: Ditto.
10748 * postreload.c: Ditto.
10749 * print-rtl.c: Ditto.
10751 * reginfo.c: Ditto.
10752 * regmove.c: Ditto.
10753 * reload1.c: Ditto.
10756 * rtlanal.c: Ditto.
10758 * sched-vis.c: Ditto.
10760 * sel-sched-ir.c: Ditto.
10761 * simplify-rtx.c: Ditto.
10762 * targhooks.c: Ditto.
10763 * var-tracking.c: Ditto.
10764 * vmsdbgout.c: Ditto.
10766 2009-06-22 Matthias Klose <doko@ubuntu.com>
10768 * Makefile.in (install-plugin): Always use DESTDIR.
10770 2009-06-22 Olivier Hainque <hainque@adacore.com>
10772 * config/pa/pa.c (output_call): Don't optimize post call jumps
10773 into return address adjustments if the call may throw.
10775 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10777 * arm.c (thumb1_output_casesi): New function.
10778 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10779 optimizing for size or PIC.
10780 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10781 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10782 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10783 (thumb1_casesi_internal_pic): New expand rule.
10784 (thumb1_casesi_dispatch): New pattern.
10785 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10787 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10788 in the text seciton when PIC or optimizing for size.
10789 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10790 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10791 preservation properties of code.
10792 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10793 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10794 (__gnu_thumb1_case_si): New function.
10795 * t-arm (LIB1ASMSRC): Define here.
10796 (LIB1ASMFUNCS): Add some common functions.
10797 * t-arm-elf (LIB1ASMSRC): Delete.
10798 (LIB1ASMFUNCS): Append to existing set.
10799 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10800 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10801 * t-symbian (LIB1ASMFUNCS): Likewise.
10802 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10803 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10805 2009-06-21 Richard Guenther <rguenther@suse.de>
10807 PR tree-optimization/38729
10808 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10809 to loops with a single exit if -fno-expensive-optimizations.
10811 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10813 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10814 (dataflow_set): Change vars type from htab_t to shared_hash.
10815 (shared_hash_pool, empty_shared_hash): New variables.
10816 (vars_clear): Removed.
10817 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10818 shared_hash_find_slot_unshare, shared_hash_find_slot,
10819 shared_hash_find_slot_noinsert, shared_hash_find): New
10821 (shared_hash_unshare, shared_hash_destroy): New functions.
10822 (unshare_variable): Unshare set->vars if shared, use
10824 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10825 (get_init_value, find_src_set_src, dump_dataflow_set,
10826 clobber_variable_part, emit_notes_for_differences): Use
10828 (dataflow_set_init): Remove second argument, set vars to
10829 empty_shared_hash instead of creating a new htab.
10830 (dataflow_set_clear): Call shared_hash_destroy and set vars
10831 to empty_shared_hash instead of calling vars_clear.
10832 (dataflow_set_copy): Don't call vars_copy, instead just share
10833 the src htab with dst.
10834 (variable_union): Use shared_hash_*, use initially NO_INSERT
10835 lookup if set->vars is shared. Don't keep slot cleared before
10836 calling unshare_variable. Unshare set->vars if needed.
10837 Even ->refcount == 1 vars must be unshared if set->vars is shared
10838 and var needs to be modified.
10839 (variable_canonicalize): New function.
10840 (dataflow_set_union): If dst->vars is empty, just share src->vars
10841 with dst->vars and traverse with variable_canonicalize to canonicalize
10842 and unshare what is needed.
10843 (dataflow_set_different): If old_set and new_set use the same shared
10844 htab, they aren't different. If number of htab elements is different,
10845 htabs are different. Use shared_hash_*.
10846 (dataflow_set_destroy): Call shared_hash_destroy instead of
10848 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10849 second argument to dataflow_set_init.
10850 (vt_initialize): Likewise. Initialize shared_hash_pool and
10851 empty_shared_hash, move bb in/out initialization afterwards.
10852 Use variable_htab_free instead of NULL as changed_variables del hook.
10853 (variable_was_changed): Change type of second argument to pointer to
10854 dataflow_set. When inserting var into changed_variables, bump
10855 refcount. Unshare set->vars if set is shared htab and slot needs to
10857 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10858 lookup if set->vars is shared. Unshare set->vars if needed.
10859 Even ->refcount == 1 vars must be unshared if set->vars is shared
10860 and var needs to be modified. Adjust variable_was_changed caller.
10861 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10862 vars must be unshared if set->vars is shared and var needs to be
10863 modified. Adjust variable_was_changed caller.
10864 (emit_note_insn_var_location): Don't pool_free var.
10865 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10867 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10868 free_alloc_pool on shared_hash_pool.
10870 2009-06-20 Anthony Green <green@moxielogic.com>
10872 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10873 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10875 2009-06-20 Richard Guenther <rguenther@suse.de>
10877 * tree-ssa-structalias.c (find_func_aliases): For memset use
10878 a constraint from NULL if we memset to zero.
10879 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10880 we explicitly handle that do not read from memory.
10881 (call_may_clobber_ref_p_1): Properly handle builtins that may
10884 2009-06-20 Richard Guenther <rguenther@suse.de>
10886 PR tree-optimization/40495
10887 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10888 (new_scalar_tmp_constraint_exp): New function.
10889 (process_constraint): Do not create temporary decls.
10890 (process_all_all_constraints): Likewise.
10891 (handle_const_call): Likewise.
10892 (create_function_info_for): Do not set decl.
10894 2009-06-19 Ian Lance Taylor <iant@google.com>
10896 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10897 (rs6000_attribute_table): Make static; move before use.
10899 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10901 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10902 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10903 Propagate the TREE_READONLY flag without overwriting it.
10904 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10905 Propagate the TREE_READONLY flag onto the result.
10906 (process_call_operands): Move around. Use correct constant value.
10908 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10911 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10912 * config/arm/arm.md: Likewise.
10914 2009-06-19 Ian Lance Taylor <iant@google.com>
10916 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10917 to GIMPLE_ERROR_MARK.
10919 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10920 op2_original_type parameters. Warn about using different enum types.
10921 * c-parser.c (c_parser_conditional_expression): Pass original
10922 types to build_conditional_expr.
10923 * c-tree.h (build_conditional_expr): Update declaration.
10925 2009-06-19 Ian Lance Taylor <iant@google.com>
10927 * config/i386/i386.c (ix86_function_specific_save): Test that
10928 fields match values, rather than testing the values are in a
10931 2009-06-19 Richard Guenther <rguenther@suse.de>
10933 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10934 ADDR_EXPR pointers.
10935 (ptr_derefs_may_alias_p): Likewise.
10936 (ptr_deref_may_alias_ref_p_1): New function.
10937 (ptr_deref_may_alias_ref_p): Likewise.
10938 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10939 covered by looking at the ESCAPED solution.
10940 (call_may_clobber_ref_p_1): Likewise.
10941 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10942 Handle NULL_TREE offset. Do not produce redundant constraints.
10943 (process_all_all_constraints): New helper function.
10944 (do_structure_copy): Use it.
10945 (handle_lhs_call): Likewise.
10946 (find_func_aliases): Handle some builtins with pointer arguments
10947 and/or return values explicitly.
10949 2009-06-19 Ian Lance Taylor <iant@google.com>
10951 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10953 2009-06-19 Ian Lance Taylor <iant@google.com>
10955 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10957 2009-06-19 Ian Lance Taylor <iant@google.com>
10959 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10960 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10963 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10964 uninitialized const.
10966 2009-06-19 Ian Lance Taylor <iant@google.com>
10968 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10971 * c-decl.c (in_struct, struct_types): Remove.
10972 (struct c_binding): Add in_struct field.
10973 (c_binding_ptr): Define type, along with VEC.
10974 (struct c_struct_parse_info): Define.
10975 (struct_parse_info): New static variable.
10976 (bind): Initialize in_struct field.
10977 (start_struct): Remove enclosing_in_struct and
10978 enclosing_struct_types parameters. Add
10979 enclosing_struct_parse_info parameter. Change all callers. Set
10980 struct_parse_info rather than in_struct and struct_types.
10981 (grokfield): If -Wc++-compat and there is a symbol binding for the
10982 field name, set the in_struct flag and push it on the
10983 struct_parse_info->fields vector.
10984 (warn_cxx_compat_finish_struct): New static function.
10985 (finish_struct): Remove enclosing_in_struct and
10986 enclosing_struct_types parameters. Add
10987 enclosing_struct_parse_info parameter. Change all callers. Don't
10988 set C_TYPE_DEFINED_IN_STRUCT here. Call
10989 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10990 parameter. Only push on struct_types if warn_cxx_compat.
10991 (finish_enum): Only push on struct_types if warn_cxx_compat.
10992 (declspecs_add_type): Add loc parameter. Change all callers.
10993 Change all error calls to error_at. Pass loc, not input_location,
10994 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10995 defined in a struct. If -Wc++-compat and parsing a struct, record
10996 that a typedef name was used.
10997 * c-parser.c (c_parser_declspecs): Get location to pass to
10998 declspecs_add_type.
10999 (c_parser_struct_or_union_specifier): Update calls to start_struct
11001 * c-tree.h (struct c_struct_parse_info): Declare.
11002 (finish_struct, start_struct): Update declarations.
11003 (declspecs_add_type): Update declaration.
11005 2009-06-19 Ian Lance Taylor <iant@google.com>
11007 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11008 variable with an anonymous type.
11010 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11012 * see.c: Remove for real.
11014 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11016 * optabs.h (enum optab_index): Add new OTI_significand.
11017 (significand_optab): Define corresponding macro.
11018 * optabs.c (init_optabs): Initialize significand_optab.
11019 * genopinit.c (optabs): Implement significand_optab using
11020 significand?f2 patterns.
11021 * builtins.c (expand_builtin_mathfn): Handle
11022 BUILT_IN_SIGNIFICAND{,F,L}.
11023 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11024 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11026 * config/i386/i386.md (significandxf2, significand<mode>2): New
11027 expanders to implement significandf, significand and significandl
11028 built-ins as inline x87 intrinsics.
11030 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11032 * config/avr/avr.c (avr_override_options): Remove setting value of
11033 PARAM_INLINE_CALL_COST.
11035 2009-06-18 Richard Henderson <rth@redhat.com>
11038 * tree-pass.h (TDF_ASMNAME): New.
11039 * tree-dump.c (dump_options): Add asmname.
11040 * doc/invoke.texi: Document it.
11042 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11043 (dump_decl_name): ...here.
11044 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11045 (dump_generic_node): Update dump_function_name calls.
11046 (print_call_name): New flags arg; update all dump calls.
11047 * diagnostic.h (print_call_name): Update.
11048 * gimple-pretty-print.c (dump_gimple_call): Update.
11050 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11053 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11055 2009-06-18 Diego Novillo <dnovillo@google.com>
11057 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11058 * plugin.c (str_license): Declare.
11059 (try_init_one_plugin): Assert that the symbol
11060 'plugin_is_GPL_compatible' exists.
11062 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11065 * Makefile.in (OBJS-common): Remove see.o.
11067 * common.opt (fsee): Mark as preserved for backward compatibility.
11068 * opts.c (common_handle_option): Add OPT_fsee to the backward
11069 compatibility section.
11070 * passes.c (init_optimization_passes, pass_see): Remove pass.
11071 * timevar.def (TV_SEE): Remove.
11072 * tree-pass.h (pass_see): Remove declaration.
11073 * doc/invoke.texi (-fsee): Remove documentation.
11075 2009-06-18 Martin Jambor <mjambor@suse.cz>
11077 * tree-sra.c: Include statistics.h
11078 (sra_stats): New variable.
11079 (sra_initialize): Clear sra_stats.
11080 (create_access_replacement): Increment sra_stats.replacements.
11081 (get_access_replacement): Do not return twice.
11082 (analyze_all_variable_accesses): Increment statistics counter by the
11083 number of scalarized aggregates.
11084 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11085 (sra_modify_expr): Increment sra_stats.exprs.
11086 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11087 (sra_modify_assign): Increment sra_stats.exprs,
11088 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11089 (perform_intra_sra): Update statistics counters.
11090 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11092 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11094 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11095 (arm_scalar_mode_supported_p): New function.
11097 2009-06-18 Paul Brook <paul@codesourcery.com>
11098 Sandra Loosemore <sandra@codesourcery.com>
11100 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11101 (__extendhfsf2, __truncsfhf2): Define.
11102 * config/arm/fp16.c: New file.
11103 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11104 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11106 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11108 * doc/extend.texi (Half-Precision): New section.
11109 * doc/invoke.texi (Option Summary): List -mfp16-format.
11110 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11111 * config/arm/arm.opt (mfp16-format=): New.
11112 * config/arm/arm.c: Include intl.h.
11113 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11114 (TARGET_INVALID_RETURN_TYPE): Redefine.
11115 (TARGET_PROMOTED_TYPE): Redefine.
11116 (TARGET_CONVERT_TO_TYPE): Redefine.
11117 (arm_fp16_format): Define.
11118 (all_fpus): Add entry for neon-fp16.
11119 (fp_model_for_fpu): Likewise.
11120 (struct fp16_format): Declare.
11121 (all_fp16_formats): Define.
11122 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11124 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11126 (arm_legitimate_index_p): Treat HFmode like HImode.
11127 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11128 (coproc_secondary_reload_class): Special-case HFmode.
11129 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11130 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11131 (arm_init_fp16_builtins): New.
11132 (arm_init_builtins): Call it.
11133 (arm_invalid_parameter_type): New.
11134 (arm_invalid_return_type): New.
11135 (arm_promoted_type): New.
11136 (arm_convert_to_type).
11137 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11139 (arm_emit_fp16_const): New function.
11140 (arm_mangle_type): Mangle __fp16 as "Dh".
11141 * config/arm/arm.h (TARGET_VFPD32): Make it know about
11143 (TARGET_NEON_FP16): New.
11144 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
11145 (enum fputype): Add FPUTYPE_NEON_FP16.
11146 (enum arm_fp16_format_type): Declare.
11147 (arm_fp16_format): Declare.
11148 (LARGEST_EXPONENT_IS_NORMAL): Define.
11149 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
11150 * config/arm/arm-modes.def (HFmode): Define.
11151 * config/arm/vfp.md: (*movhf_vfp): New.
11152 (extendhfsf2): New.
11154 * config/arm/arm.md: (fpu): Add neon_fp16.
11155 (floatsihf2, floatdihf2): New.
11156 (fix_trunchfsi2, fix_trunchfdi2): New.
11158 (extendhfdf2): New.
11160 (*arm32_movhf): New.
11161 (*thumb1_movhf): New.
11162 (consttable_2): Add check for HFmode constants.
11163 (consttable_4): Handle HFmode constants.
11165 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11167 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11169 2009-06-17 Olivier Hainque <hainque@adacore.com>
11171 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11172 const char ** conversion in AIX specific section.
11174 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11176 * config/i386/i386.c (ix86_special_builtin_type): Remove
11177 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11178 (bdesc_special_args): Updated.
11179 (ix86_init_mmx_sse_builtins): Likewise.
11180 (ix86_expand_special_args_builtin): Likewise.
11182 2009-06-17 Richard Henderson <rth@redhat.com>
11184 * tree-pretty-print.c (maybe_dump_asm_name): New.
11185 (dump_decl_name): Use it.
11186 (PRINT_FUNCTION_NAME): Merge into...
11187 (dump_function_name): ... here. Use maybe_dump_asm_name.
11189 2009-06-17 Cary Coutant <ccoutant@google.com>
11191 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
11193 * debug.c (struct gcc_debug_hooks): Change placeholder for
11195 (debug_nothing_int_charstar_int): Replaced by...
11196 (debug_nothing_int_charstar_int_bool): ...this.
11197 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11198 source_line prototype.
11199 (debug_nothing_int_charstar_int): Replaced by...
11200 (debug_nothing_int_charstar_int_bool): ...this.
11201 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11202 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11203 Output is_stmt operand when necessary.
11204 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11205 (notice_source_line): Add is_stmt parameter.
11206 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11207 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11209 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11210 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11212 2009-06-17 Ian Lance Taylor <iant@google.com>
11214 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11216 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11219 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11221 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11222 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11223 tree_strip_sign_nop_conversions and
11224 tree_ssa_strip_useless_type_conversions rather than stripping
11225 the operations here.
11226 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11228 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11229 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11230 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11231 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11234 2009-06-17 Michael Eager <eager@eagercon.com>
11236 * config/rs6000/constraints.md (register_constraint "d"): New.
11237 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11238 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11239 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11240 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11241 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11242 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11243 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11244 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11245 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11246 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11248 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11249 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11250 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11251 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11252 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11253 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11254 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11255 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11256 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11257 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11258 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11259 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11260 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11261 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11263 2009-06-16 Ian Lance Taylor <iant@google.com>
11265 * profile.c (total_num_never_executed): Don't define.
11266 (compute_branch_probabilities): Don't count or print
11267 num_never_executed.
11268 (init_branch_prob): Don't set total_num_never_executed.
11269 (end_branch_prob): Don't print total_num_never_executed.
11271 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11273 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11275 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11277 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11278 (nabstd2_fpr): Same.
11280 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11282 * expr.c (expand_assignment): Change complex type check.
11284 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11286 * doc/plugins.texi (Building GCC plugins): Added new section.
11288 2009-06-17 Ian Lance Taylor <iant@google.com>
11290 * c-pch.c (get_ident): Don't set size of templ array.
11291 (pch_init): Don't set size of partial_pch array.
11293 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11294 string constant to intialize an array whose size is the length of
11297 2009-06-17 Richard Guenther <rguenther@suse.de>
11299 PR tree-optimization/40389
11300 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11301 to addressable types.
11302 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11304 2009-06-17 Richard Guenther <rguenther@suse.de>
11306 PR middle-end/40460
11307 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11308 if there is no evolution of left in the loop bail out.
11309 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11310 chrec_fold_multiply.
11312 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11313 Janis Johnson <janis187@us.ibm.com>
11316 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11317 for the symbol ref of a constant that is the source of a move
11318 - nor for any other not-obvious-label-ref constants.
11320 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11322 * plugin.c (position_pass): Skip newly inserted pass during list
11323 traversal to avoid repeated insertion.
11325 2009-06-16 Ian Lance Taylor <iant@google.com>
11327 * vec.h (VEC_stack_alloc): Define different version if
11328 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11329 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11330 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11331 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11333 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11335 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11337 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11338 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11339 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11340 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11341 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11342 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11343 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11344 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11345 __builtin_ia32_rdtscp.
11346 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11347 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11348 and __builtin_ia32_rorhi.
11349 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11350 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11351 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11352 (ix86_expand_args_builtin): Likewise.
11353 (ix86_expand_special_args_builtin): Likewise.
11355 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11356 (UNSPECV_RDTSC): Likewise.
11357 (UNSPECV_RDPMC): Likewise.
11358 (*bsr): Renamed to ...
11360 (*bsr_rex64): Renamed to ...
11363 (*rdpmc): Likewise.
11364 (*rdpmc_rex64): Likewise.
11366 (*rdtsc): Likewise.
11367 (*rdtsc_rex64): Likewise.
11368 (rdtscp): Likewise.
11369 (*rdtscp): Likewise.
11370 (*rdtscp_rex64): Likewise.
11372 * config/i386/ia32intrin.h: New.
11374 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11376 2009-06-16 Ian Lance Taylor <iant@google.com>
11378 * ira-build.c (copy_info_to_removed_store_destinations):
11379 Initialize parent_a.
11381 2009-06-16 Ian Lance Taylor <iant@google.com>
11383 * c-decl.c (grokdeclarator): Change size_varies to bool.
11385 2009-06-16 Ian Lance Taylor <iant@google.com>
11387 * sel-sched.c: Make forward declarations of move_op_hooks and
11388 fur_hooks explicitly extern.
11390 2009-06-16 Ian Lance Taylor <iant@google.com>
11392 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11393 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11395 2009-06-16 Ian Lance Taylor <iant@google.com>
11397 * resource.c (mark_referenced_resources): Change
11398 include_delayed_effects parameter to bool. Change all callers.
11399 (mark_end_of_function_resources): Likewise.
11400 * reorg.c (insn_references_resource_p): Likewise.
11401 (insn_sets_resource_p): Likewise.
11402 * resource.h (mark_referenced_resources): Update declaration.
11403 (mark_end_of_function_resources): Update declaration.
11405 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11407 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11409 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11411 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11412 GCC can bootstrap on AIX with GNU Binutils 2.20.
11414 2009-06-16 Ian Lance Taylor <iant@google.com>
11416 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11418 2009-06-16 Ian Lance Taylor <iant@google.com>
11420 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11421 inline, not extern inline.
11422 (exact_log2): Likewise.
11423 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11425 (exact_log2): Likewise, but don't test CTZ_HWI.
11427 2009-06-16 Ian Lance Taylor <iant@google.com>
11429 * bitmap.c (bitmap_clear): Don't declare as inline.
11430 * gimple.c (gimplify_assign): Likewise.
11431 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11432 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11433 (sched_scan_info): Remove duplicate definition.
11435 2009-06-16 Ian Lance Taylor <iant@google.com>
11437 * c-common.c (skip_evaluation): Don't define.
11438 (c_inhibit_evaluation_warnings): Define global variable.
11439 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11440 than skip_evaluation.
11441 (convert_and_check, warn_for_div_by_zero): Likewise.
11442 * c-common.h (skip_evaluation): Don't declare.
11443 (c_inhibit_evaluation_warnings): Declare.
11444 * c-parser.c (c_parser_typeof_specifier): Set
11445 c_inhibit_evaluation_warnings rather than skip_evaluation.
11446 (c_parser_conditional_expression): Likewise.
11447 (c_parser_binary_expression): Likewise.
11448 (c_parser_sizeof_expression): Likewise.
11449 (c_parser_alignof_expression): Likewise.
11450 * c-typeck.c (build_indirect_ref): Check
11451 c_inhibit_evaluation_warnings rather than skip_evaluation.
11452 (build_conditional_expr, build_binary_op): Likewise.
11454 2009-06-16 Richard Guenther <rguenther@suse.de>
11456 * tree-ssa-alias.c (is_escape_site): Remove.
11457 * tree-ssa-alias.h (enum escape_type): Remove.
11458 (is_escape_site): Likewise.
11459 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11460 via casts and asms without deferring to is_escape_site.
11462 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11464 PR middle-end/40446
11465 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11466 use gen_lowpart if op0 has complex mode.
11468 2009-06-16 Richard Guenther <rguenther@suse.de>
11470 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11471 variables add them to ESCAPED.
11472 (find_func_aliases): Do not make all indirectly stored values escaped.
11474 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11476 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11477 make_decl_one_only.
11479 2009-06-16 Martin Jambor <mjambor@suse.cz>
11481 PR tree-optimization/40432
11482 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11483 check whether we need to force gimple register operand.
11485 2009-06-16 Martin Jambor <mjambor@suse.cz>
11487 PR tree-optimization/40413
11488 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11489 build_ref_for_offset.
11490 (propagate_subacesses_accross_link): Fix a typo in a comment.
11492 2009-06-16 Ira Rosen <irar@il.ibm.com>
11494 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11495 with additional parameter.
11496 * tree-vectorizer.h (enum vect_def_type): Add new value
11498 (enum vect_relevant): Add comments.
11499 (vect_is_simple_reduction): Add new argument.
11500 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11501 Detect nested cycles.
11502 (vect_is_simple_reduction): Update documentation, add an argument to
11503 distinguish inner-loop reduction from nested cycle, detect nested
11504 cycles, fix printings and indentation, don't swap operands in case
11506 (get_initial_def_for_reduction): Handle subtraction.
11507 (vect_create_epilog_for_reduction): Add new argument to specify
11508 reduction variable.
11509 (vect_finalize_reduction): Handle subtraction, fix comments.
11510 (vectorizable_reduction): Handle nested cycles. In case of nested
11511 cycle keep track of the reduction variable position. Call
11512 vect_is_simple_reduction with additional parameter. Use original
11513 statement code in reduction epilogue for nested cycle. Call
11514 vect_create_epilog_for_reduction with additional parameter.
11515 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11516 inner-loop vectorization.
11517 (vect_recog_widen_sum_pattern): Likewise.
11518 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11520 (vect_mark_stmts_to_be_vectorized): Likewise.
11521 (vect_get_vec_def_for_operand): Handle nested cycles.
11523 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11525 * doc/invoke.texi (Debugging Options): Fix option index entries
11526 for -fdump-statistics, -frandom-seed add entries for
11527 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11528 (FRV Options): Fix entries for -mTLS, -mtls.
11529 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11530 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11531 (M68hc1x Options): Fix @itemx for -mnominmax.
11532 (MCore Options): Fix entry for -mno-lsim.
11533 (MMIX Options): Fix entry for -mabi=mmixware.
11534 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11536 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11538 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11539 Mention the plugin mode of gengtype.
11540 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11541 * gengtype.c: Updated copyright.
11542 (plugin_files, nb_plugin_files) Added new static variables.
11543 (measure_input_list) Care about plugin_files.
11544 (write_rtx_next): Added early return in plugin mode.
11545 (create_file): Updated copyright year in generated file. Added
11547 (oprintf): Added early return if NULL outf.
11548 (get_output_file_with_visibility): Care of plugin_files.
11549 (get_output_file_name): May return null.
11550 (write_local): Added early return.
11551 (put_mangled_filename): Ditto.
11552 (finish_root_table): Added check for base_files.
11553 (write_roots): Care about null when plugins.
11554 (main): Added plugin mode.
11556 2009-06-15 Ian Lance Taylor <iant@google.com>
11558 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11559 * gcov.c (read_count_file): Add braces around variables declared
11562 * c.opt (Wjump-misses-init): New warning.
11563 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11564 -Wall and -Wc++-compat if not already set.
11565 (c_common_post_options): Clear warn_jump_misses_init if it was not
11567 * c-decl.c (struct c_binding): Change type field to a union with
11568 new label field. Make it the first field in the struct. Update
11569 references to type to use u.type instead.
11570 (struct c_spot_bindings): Define.
11571 (struct c_goto_bindings): Define.
11572 (c_goto_bindings_p): Define, along with VECs.
11573 (struct c_label_vars): Define.
11574 (struct c_scope): Add has_label_bindings field.
11575 (bind_label, set_spot_bindings): New static functions.
11576 (decl_jump_unsafe, update_spot_bindings): New static functions.
11577 (update_label_decls): New static function.
11578 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11579 Update binding u.label field to shadowed field.
11580 (c_binding_start_stmt_expr): New function.
11581 (c_binding_end_stmt_expr): New function.
11582 (pushdecl): Don't call c_begin_vm_scope.
11583 (make_label): Add defining and p_label_vars parameters. Change
11585 (lookup_label): Correct test for whether a label has not yet been
11586 defined. Call bind_label rather than bind.
11587 (warn_about_goto): New static function.
11588 (lookup_label_for_goto): New function.
11589 (declare_label): Call bind_label rather than bind.
11590 (check_earlier_gotos): New static function.
11591 (define_label): Don't give errors about jumping into statement
11592 expressions or scopes of variably modified types. Call
11593 set_spot_bindings and check_earlier_gotos. Call bind_label
11594 instead of bind. Don't set label_context_stack_se or
11595 label_context_stack_vm.
11596 (c_get_switch_bindings): New function.
11597 (c_release_switch_bindings): New function.
11598 (c_check_switch_jump_warnings): New function.
11599 (start_function): Don't set label_context_stack_se or
11600 label_context_stack_vm.
11601 (finish_function): Likewise.
11602 * c-typeck.c (label_context_stack_se): Don't define.
11603 (label_context_stack_vm): Don't define.
11604 (c_finish_goto_label): Call lookup_label_for_goto rather than
11605 lookup_label. Don't give errors about jumping into a statement
11606 expression or the scope of a variably modified type. Don't set
11607 label_context_stack_se or label_context_stack_vm.
11608 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11609 fields. Add bindings field.
11610 (c_start_case): Don't set deleted fields. Set bindings field.
11611 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11612 or blocked_vm. Call c_check_switch_jump_warnings.
11613 (c_finish_case): Don't test blocked_stmt_expr field. Call
11614 c_release_switch_bindings.
11615 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11616 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11617 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11618 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11619 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11620 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11621 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11622 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11623 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11624 (C_DECL_UNJUMPABLE_VM): Don't define.
11625 (C_DECL_UNDEFINABLE_VM): Don't define.
11626 (struct c_label_list): Don't define.
11627 (struct c_label_context_se): Don't define.
11628 (struct c_label_context_vm): Don't define.
11629 (struct c_spot_bindings): Declare.
11630 (c_bindings_start_stmt_expr): Declare.
11631 (c_bindings_end_stmt_expr): Declare.
11632 (lookup_label_for_goto): Declare.
11633 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11634 (c_check_switch_jump_warnings): Declare.
11635 (label_context_stack_se, label_context_stack_vm): Don't declare.
11636 (c_finish_goto_label): Update declaration.
11637 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11638 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11639 (Warning Options): Document -Wjump-misses-init.
11641 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11643 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11646 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11648 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11650 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11652 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11654 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11656 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11658 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11660 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11661 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11662 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11663 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11664 * dwarf2asm.c (dw2_force_const_mem): Update call to
11665 make_decl_one_only.
11666 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11667 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11668 * langhooks.c (lhd_comdat_group): Remove.
11669 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11670 * tree.h (DECL_COMDAT_GROUP): New.
11671 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11672 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11673 (make_decl_one_only): Change signature.
11674 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11675 make_decl_one_only.
11676 (make_decl_one_only): Change signature.
11677 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11679 2009-06-15 Richard Guenther <rguenther@suse.de>
11681 PR middle-end/40439
11682 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11684 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11686 * tree-ssa-math-opts.c: Remove extra divide.
11688 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11690 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11692 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11694 * passes.c: Add bswap pass.
11695 * tree-pass.h: Add pass_optimize_bswap declaration.
11696 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11697 Include rtl.h, expr.h and optabs.h for optab_handler check.
11698 (struct symbolic_number, pass_optimize_bswap): New definition.
11699 (do_shift_rotate, verify_symbolic_number_p): New functions.
11700 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11701 (gate_optimize_bswap): New function.
11702 * tree.c (widest_int_cst_value): New function.
11703 * tree.h (widest_int_cst_value): Prototype added.
11705 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11707 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11708 REG_EQUAL/REG_EQUIV notes.
11710 2009-06-14 Richard Guenther <rguenther@suse.de>
11712 PR middle-end/40389
11713 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11714 has its address taken if NRV was applied and it is addressable.
11715 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11716 function split out from ...
11717 (get_constraint_for_1): ... here.
11718 (handle_rhs_call): Use it to mark the return slot escaped if
11719 it is addressable and NRV was applied.
11721 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11723 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11724 Change first argument type to location_t.
11725 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11726 Do not set input_location.
11727 Use loc instead of input_location throughout.
11729 2009-06-13 Richard Guenther <rguenther@suse.de>
11731 PR tree-optimization/40421
11732 * tree-predcom.c (should_unroll_loop_p): Remove.
11733 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11735 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11737 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11738 Add location argument.
11740 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11742 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11744 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11745 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11746 * config/spu/spu-protos.h: Add location to
11747 spu_resolve_overloaded_builtin.
11748 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11749 spu_build_builtin_va_list.
11750 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11751 argument. Pass location to build_function_call_vec.
11752 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11754 (emit_fpu_switch): Same.
11755 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11756 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11757 to build_decl and create_artificial_label.
11758 (xtensa_gimplify_va_arg_expr): Same.
11759 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11760 (xstormy16_gimplify_va_arg_expr): Same.
11761 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11762 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11763 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11764 (mips16_build_function_stub): Same.
11765 (mips16_build_call_stub): Same.
11767 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11770 * arm/constraints.md (Pa, Pb): New constraints.
11771 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11772 split pattern to deal with them.
11774 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11776 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11777 fix index entry for -Xpreprocessor.
11779 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11781 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11782 Add location argument to build_decl call.
11783 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11784 (rs6000_init_builtins): Same.
11785 (spe_init_builtins): Same.
11786 (rs6000_gimplify_va_arg): Add location argument to
11787 create_artificial_label call.
11789 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11791 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11792 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11793 * Makefile.in: Fix GGC dependency for gcse.o.
11795 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11797 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11798 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11799 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11801 * c-parser.c (c_parser_binary_expression): Use current column while
11802 building binary operations.
11803 * common.opt (fshow-column): Enable by default.
11804 * tree-vrp.c (check_array_ref): Use warning_at.
11805 (check_array_bounds): Use location from call back if expr has no
11807 * tree.h: Add location argument to maybe_fold_*.
11808 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11809 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11810 (maybe_fold_offset_to_component_ref): Same.
11811 (maybe_fold_offset_to_reference): Same.
11812 (maybe_fold_offset_to_address): Same.
11813 (maybe_fold_stmt_indirect): Same.
11814 (maybe_fold_stmt_addition): Same.
11815 (fold_stmt_r): Pass location to maybe_fold_*.
11816 (fold_gimple_assign): Same.
11817 * c-tree.h: Add location argument to finish_decl,
11818 default_function_array_conversion, store_init_value.
11819 * c-decl.c (define_label): Use error_at.
11820 (c_make_fname_decl): Pass location to finish_decl.
11821 (finish_decl): New location argument.
11822 (build_compound_literal): Pass location to store_init_value.
11823 (grokdeclarator): Pass location to finish_decl.
11825 * c-typeck.c (array_to_pointer_conversion): New location argument.
11826 (function_to_pointer_conversion): Same.
11827 (default_function_array_conversion): Same.
11828 (parser_build_unary_op): Pass location to overflow_warning.
11829 (parser_build_binary_op): Same. Use warning_at.
11830 (build_unary_op): Pass location to array_to_pointer_conversion.
11831 (build_c_cast): Pass location to digest_init.
11832 (build_modify_expr): New location argument.
11833 (convert_for_assignment): Same.
11834 (store_init_value): Same.
11835 (digest_init): Same.
11836 (output_init_element): Pass location to digest_init and
11837 array_to_pointer_conversion.
11838 (c_finish_return): Pass location to convert_for_assignment.
11839 * gimplify.c (gimplify_conversion): Pass location to
11840 maybe_fold_offset_to_address.
11841 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11842 to maybe_fold_stmt_addition.
11843 * c-omp.c (c_finish_omp_atomic): Pass new location to
11845 (c_finish_omp_for): Same.
11846 * c-common.c (overflow_warning): New argument.
11847 * c-common.h: New argument to build_modify_expr, overflow_warning.
11848 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11850 (c_parser_initializer): Pass location to
11851 default_function_array_conversion.
11852 (c_parser_initelt): Same.
11853 (c_parser_initval): Same.
11854 (c_parser_asm_operands): Same.
11855 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11856 (c_parser_conditional_expression): Same.
11857 (c_parser_binary_expression): Add location info to stack. Use it.
11858 (c_parser_unary_expression): Pass location to
11859 default_function_array_conversion, parser_build_unary_op,
11860 build_indirect_ref, c_parser_postfix_expression_after_primary.
11861 (c_parser_postfix_expression_after_primary): New location argument.
11863 (c_parser_expression_conv): Pass location to
11864 default_function_array_conversion.
11865 (c_parser_expr_list): Same.
11866 (c_parser_omp_atomic): Same.
11867 (c_parser_omp_for_loop): Same.
11868 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11869 (build_array_declarator): New argument.
11870 * c-decl.c (build_array_declarator): Add location argument.
11871 (grokdeclarator): Set id_loc for cdk_array.
11872 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11873 build_array_declarator.
11874 * tree.c (build_omp_clause): Add location argument.
11875 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11876 (OMP_CLAUSE_LOCATION): New macro.
11877 (struct tree_omp_clause): Add location field.
11878 (build_omp_clause): Add argument.
11879 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11880 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11882 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11883 (cp_parser_omp_clause_collapse): Same.
11884 (cp_parser_omp_clause_default): Same.
11885 (cp_parser_omp_clause_if): Same.
11886 (cp_parser_omp_clause_nowait): Same.
11887 (cp_parser_omp_clause_num_threads): Same.
11888 (cp_parser_omp_clause_ordered): Same.
11889 (cp_parser_omp_clause_schedule): Same.
11890 (cp_parser_omp_clause_untied): Same.
11891 (cp_parser_omp_for_loop): Same.
11892 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11893 * c-tree.h (c_start_case): Add location argument.
11894 (c_process_expr_stmt): Same.
11895 (c_finish_goto_*): Same.
11896 * tree-parloops.c (initialize_reductions): Pass location to
11898 (create_parallel_loop): Same.
11899 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11900 (gfc_trans_omp_reduction_list): Same.
11901 (gfc_trans_omp_clauses): Same.
11902 (gfc_trans_omp_do): Same.
11903 * c-typeck.c (c_finish_goto_label): Same.
11904 (c_finish_goto_ptr): New location argument.
11905 (c_start_case): Same.
11906 (emit_side_effect_warnings): Same.
11907 (c_process_expr_stmt): Same.
11908 (c_finish_stmt_expr): Same.
11909 (c_finish_omp_clauses): Use error_at instead of error.
11910 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11912 * c-omp.c (c_split_parallel_clauses): New location argument.
11913 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11914 to build_omp_clause.
11915 (convert_local_reference_stmt): Same.
11916 (convert_gimple_call): Same.
11917 * c-common.h (c_split_parallel_clauses): New argument.
11918 * c-parser.c (c_parser_statement_after_labels): Pass location to
11919 c_finish_goto_label.
11920 (c_parser_switch_statement): Pass location to c_start_case.
11921 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11922 and c_process_expr_stmt.
11923 (c_parser_omp_variable_list): Add location argument.
11924 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11925 (c_parser_omp_clause_default): Same.
11926 (c_parser_omp_clause_if): Same.
11927 (c_parser_omp_clause_num_threads): Same.
11928 (-c_parser_omp_clause_ordered): Same.
11929 (c_parser_omp_clause_reduction): Pass location to
11930 c_parser_omp_variable_list.
11931 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11932 (c_parser_omp_clause_untied): Same.
11933 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11934 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11936 * c-tree.h (check_for_loop_decls, undeclared_variable,
11937 build_component_ref, build_array_ref, build_external_ref,
11938 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11939 build_conditional_expr, build_compound_expr, c_cast_expr,
11940 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11941 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11943 * c-semantics.c (build_stmt): Same.
11944 (build_case_label): Same.
11945 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11946 (undeclared_variable): New argument.
11947 (make_label): Same.
11948 (lookup_label): Pass location on down.
11949 (define_label): Same.
11950 (finish_decl): Same.
11951 (build_compound_literal): Same.
11952 (finish_struct): Same.
11953 (finish_function): Do not set location here.
11954 (check_for_loop_decls): New argument.
11955 * tree.c (save_expr): Set location.
11956 (build_empty_stmt): New argument.
11957 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11958 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11959 * builtins.c (gimplify_va_arg_expr): Use locations.
11960 (expand_builtin_sync_operation): Same.
11961 * c-typeck.c (build_component_ref): New argument.
11962 (build_array_ref): Same.
11963 (build_external_ref): Same.
11964 (c_expr_sizeof_expr): Same.
11965 (c_expr_sizeof_type): Same.
11966 (parser_build_unary_op): Same.
11967 (build_conditional_expr): Same.
11968 (build_compound_expr): Pass location on down.
11969 (build_compound_expr): New argument.
11970 (build_c_cast): Same.
11971 (c_cast_expr): Same.
11972 (build_asm_expr): Same.
11973 (c_finish_return): Same.
11974 (c_process_expr_stmt): Pass location on down.
11975 (c_finish_stmt_expr): New argument.
11976 (push_clenaup): Same.
11977 (c_finish_omp_parallel): Same.
11978 (c_finish_omp_task): Same.
11979 * gimplify.c (gimplify_call_expr): Pass location on down.
11980 * c-omp.c (c_finish_omp_master): New argument.
11981 (c_finish_omp_critical): Same.
11982 (c_finish_omp_ordered): Same.
11983 (c_finish_omp_barrier): Same.
11984 (-c_finish_omp_taskwait): Same.
11985 (c_finish_omp_atomic): Same.
11986 (c_finish_omp_flush): Same.
11987 * tree-inline.c (copy_tree_body_r): Pass location on down.
11988 (inline_forbidden_p): Remove use of input_location.
11989 * c-gimplify.c (c_build_bind_expr): New argument.
11990 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11991 (c_sizeof_or_alignof_type): New argument.
11992 (c_alignof_expr): Same.
11993 (build_va_arg): Same.
11994 (c_add_case_label): Same.
11995 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11996 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11997 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11998 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11999 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12000 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12002 * stub-objc.c (objc_build_selector_expr): Same.
12003 (objc_build_throw_stmt): Same.
12004 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12005 (c_parser_initelt): Same.
12006 (c_parser_compound_statement): Same.
12007 (c_parser_compound_statement_nostart): Same.
12008 (c_parser_label): Same.
12009 (c_parser_statement_after_labels): Same.
12010 (c_parser_if_body): Same.
12011 (c_parser_else_body): Same.
12012 (c_parser_if_statement): Same.
12013 (c_parser_switch_statement): Same.
12014 (c_parser_while_statement): Same.
12015 (c_parser_do_statement): Same.
12016 (c_parser_for_statement): Same.
12017 (c_parser_asm_statement): Same.
12018 (c_parser_conditional_expression): Same.
12019 (c_parser_binary_expression): Same.
12020 (c_parser_cast_expression): Same.
12021 (c_parser_unary_expression): Same.
12022 (c_parser_sizeof_expression): Same.
12023 (c_parser_alignof_expression): Same.
12024 (c_parser_postfix_expression): Same.
12025 (c_parser_expression): Same.
12026 (c_parser_objc_receiver): Same.
12027 (c_parser_omp_variable_list): Same.
12028 (c_parser_omp_structured_block): Same.
12029 (c_parser_omp_atomic): New argument.
12030 (c_parser_omp_barrier): Same.
12031 (c_parser_omp_critical): Same.
12032 (c_parser_omp_flush): Pass location on down.
12033 (c_parser_omp_for_loop): New argument.
12034 (c_parser_omp_for): Same.
12035 (c_parser_omp_master): Same.
12036 (c_parser_omp_ordered): Same.
12037 (c_parser_omp_sections_scope): Same.
12038 (c_parser_omp_sections): Same.
12039 (c_parser_omp_parallel): Same.
12040 (c_parser_omp_single): Same.
12041 (c_parser_omp_task): Same.
12042 (c_parser_omp_taskwait): Pass location on down.
12043 (c_parser_omp_construct): Same.
12044 (c_parser_omp_threadprivate): Same.
12045 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12046 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12047 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12048 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12049 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12050 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12051 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12052 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12053 config/i386/i386.c, stmt.c:
12054 Add location argument to the following function definitions and/or
12055 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12056 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12057 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12058 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12059 do_case, c_finish_bc_stmt, build_compound_literal,
12060 build_function_call.
12061 * c-decl.c (build_compound_literal): Add location argument.
12062 Make all diagnostic calls use location.
12063 (start_struct): Same.
12064 (finish_struct): Same.
12065 (start_enum): Same.
12066 (build_enumerator): Same.
12067 (start_function): Same.
12068 (grokdeclarator): Make all diagnostic calls use location.
12069 (store_parm_decls_oldstyle): Same.
12070 * c-typeck.c (build_function_call): Add location argument.
12071 Make all diagnostic calls use location.
12073 (c_finish_bc_stmt): Same.
12074 * tree-nested.c (get_trampoline_type): Add argument.
12075 Pass location to build_decl.
12076 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12077 * rtl.h (RTL_LOCATION): New.
12078 * c-common.c (c_add_case_label): Add location argument.
12079 Make all diagnostic calls use location.
12080 * c-common.h: Add location argument to make_fname_decl, do_case,
12081 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12082 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12083 Set it appropriately for every case. Pass enum_loc to start_enum
12084 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12086 (c_parser_struct_or_union_specifier): Save location. Use it for
12087 start_struct, finish_struct, and parser_xref_tag.
12089 2009-06-12 Ian Lance Taylor <iant@google.com>
12091 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12093 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12094 cpp_opts->warn_cxx_operator_names.
12096 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12099 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12100 is returns NULL and OP is a VCE, look through the VCE.
12102 2009-06-12 Ian Lance Taylor <iant@google.com>
12105 * collect2.c (main): Use CONST_CAST2 in code inside #if
12106 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12108 2009-06-12 Joey Ye <joey.ye@intel.com>
12110 PR middle-end/39146
12111 * cfgexpand.c (get_decl_align_unit): Update
12112 max_used_stack_slot_alignment with align instead of
12113 stack_alignment_needed.
12115 * function.c (assign_stack_local_1): Update
12116 max_used_stack_slot_alignment with alignment_in_bits instead
12117 of stack_alignment_needed.
12118 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12121 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12123 * dwarf2out.c (last_var_location_insn): New variable.
12124 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12125 (dwarf2out_var_location): Don't record anything after last real
12126 insn. Only change labels if there were any real instructions
12127 in between last note and this one, or if changed sections.
12129 2009-06-11 Richard Henderson <rth@redhat.com>
12131 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12132 note when storing the frame pointer in a register.
12133 (FRP): Don't redefine to nothing for epilogue.
12134 (alpha_expand_epilogue): Mark register and sp restores.
12135 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12137 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12138 when gen_lowpart is needed.
12140 2009-06-11 Richard Henderson <rth@redhat.com>
12142 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
12144 * dwarf2out.c (need_data_align_sf_opcode): New.
12145 (div_data_align): Move earlier.
12146 (def_cfa_1, reg_save): Use it.
12148 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
12150 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
12151 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
12152 (ix86_handle_option): Handle OPT_mcrc32.
12153 (ix86_target_string): Add -mcrc32.
12154 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
12156 * config/i386/i386.h (TARGET_CRC32): New.
12158 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
12159 (sse4_2_crc32di): Likewise.
12161 * config/i386/i386.opt (mcrc32): New.
12163 * doc/invoke.texi: Document -mcrc32.
12165 2009-06-11 Richard Henderson <rth@redhat.com>
12167 * common.opt (gdwarf-): Accept a version number.
12168 * doc/invoke.texi (gdwarf-): Update docs.
12169 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12170 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12171 version level, and record it.
12173 * dwarf2.h (DW_CIE_VERSION): Remove.
12174 * dwarf2out.c (DWARF_VERSION): Remove.
12175 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12176 (output_call_frame_info): Use CIE version 3 for dwarf3,
12177 or if the return register column is out of range for version 1.
12178 (dwarf_stack_op_name): Add all dwarf3 values.
12179 (DEBUG_PUBTYPES_SECTION): New.
12180 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
12181 encoding change for dwarf3.
12182 (output_die) [dw_val_class_die_ref]: Likewise.
12183 (output_compilation_unit_header): Emit correct version for dwarf3.
12184 (output_line_info): Likewise.
12185 (output_pubnames): Update for DWARF_VERSION removal.
12186 (output_aranges): Likewise.
12187 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
12188 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
12189 (dwarf2out_finish): Likewise.
12191 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12193 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12196 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12199 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12200 * builtins.c (expand_builtin_unreachable): New function.
12201 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12202 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12203 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12205 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12206 searching for missing barriers.
12208 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12210 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12211 when -fprofile-generate* was passed.
12212 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12214 2009-06-11 Anthony Green <green@moxielogic.com>
12216 * config/moxie/moxie.md: Define length attribute for all instructions.
12218 (*b<cond:code>): Support limited branch ranges for new PC-relative
12219 branch instructions.
12220 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12222 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12224 * config/i386/i386.c (min_insn_size): Use get_attr_length
12225 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12226 For __asm return 0.
12228 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12229 instead of emit_insn_before.
12231 2009-06-10 Ian Lance Taylor <iant@google.com>
12234 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12237 2009-06-10 Revital Eres <eres@il.ibm.com>
12239 * passes.c (init_optimization_passes): Reschedule
12240 predictive-commoning pass before complete unroll pass.
12242 2009-06-10 Martin Jambor <mjambor@suse.cz>
12244 * cgraph.c (cgraph_node_can_be_local_p): New function.
12245 (cgraph_make_node_local): New function.
12246 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12247 (cgraph_make_node_local): Declare.
12249 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12251 * tree.h (tree_base): Add packed_flag and user_align fields.
12252 Decrease size of spare field.
12253 (TYPE_USER_ALIGN): Use user_align from tree_base.
12254 (DECL_USER_ALIGN): Likewise.
12255 (TYPE_PACKED): Use packed_flag from tree_base.
12256 (DECL_PACKED): Likewise.
12257 (tree_type): Delete packed_flag and user_align fields. Widen
12258 precision field. Widen mode field and shuffle fields to align
12259 mode on an 8-bit boundary.
12260 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12261 Renumber decl_flag_* fields. Fix comments. Widen
12262 decl_common_unused field.
12263 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12264 (DECL_EXTERNAL): Likewise.
12265 (DECL_BIT_FIELD): Likewise.
12266 (DECL_NONADDRESSABLE_P): Likewise.
12267 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12268 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12270 2009-06-10 Ian Lance Taylor <iant@google.com>
12272 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12273 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12274 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12275 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12276 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12277 DEF_VEC_ALLOC_FUNC_P.
12278 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12279 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12280 DEF_VEC_ALLOC_FUNC_O.
12281 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12282 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12283 DEF_VEC_ALLOC_FUNC_I.
12284 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12285 (vec_stack_p_reserve_exact_1): Declare.
12286 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12287 (vec_stack_free): Declare.
12288 (VEC_stack_alloc): Define.
12289 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12290 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12291 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12292 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12294 (stack_vecs): New static variable.
12295 (vec_stack_p_reserve_exact_1): New function.
12296 (vec_stack_o_reserve_1): New static function.
12297 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12298 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12299 (vec_stack_free): New function.
12300 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12301 (VEC_df_ref_stack_alloc): Define.
12302 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12303 DEF_VEC_ALLOC_P_STACK.
12304 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12305 (struct df_collection_rec): Change _vec fields to VEC. Remove
12307 (df_free_collection_rec): Adjust for new fields.
12308 (df_insn_rescan): Use new df_collection_rec fields.
12309 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12310 (df_ref_create_structure, df_ref_record): Likewise.
12311 (df_get_conditional_uses, df_get_call_refs): Likewise.
12312 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12313 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12314 (df_record_exit_block_uses, df_bb_verify): Likewise.
12315 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12316 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12317 Remove count parameter. Change return type to void. Change all
12319 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12320 Remove count parameter. Change return type to void. Change all
12322 (df_install_refs): Change old_vec parameter to VEC. Remove count
12323 parameter. Change all callers.
12324 (df_install_mws): Change old_vec parameter to VEC. Remove count
12325 parameter. Change all callers.
12326 (df_refs_verify): Change new_rec parameter to VEC. Change call
12328 (df_mws_verify): Likewise.
12330 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12332 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12334 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12336 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12338 2009-06-10 Anthony Green <green@moxielogic.com>
12340 * config/moxie/crti.asm: New file.
12341 * config/moxie/crtn.asm: New file.
12342 * config/moxie/moxie.c: New file.
12343 * config/moxie/moxie.h: New file.
12344 * config/moxie/sfp-machine.h: New file.
12345 * config/moxie/moxie-protos.h: New file.
12346 * config/moxie/t-moxie: Created.
12347 * config/moxie/t-moxie-softfp: Created.
12348 * config/moxie/moxie.md: Created.
12349 * config/moxie/constraints.md: Created.
12350 * config.gcc: Add moxie support.
12351 * doc/md.texi (Machine Constraints): Add moxie constraints.
12352 * doc/contrib.texi (Contributors): Mention moxie port.
12353 * doc/install.texi (Specific): Mention the moxie port.
12355 2009-06-09 Ian Lance Taylor <iant@google.com>
12357 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12358 compiling with C++.
12359 * optabs.c (optab_table): Only use designated initializers if
12360 HAVE_DESIGNATED_INITIALIZERS is defined.
12361 (convert_optab_table): Likewise.
12362 (init_optabs): Always call init_insn_codes if
12363 HAVE_DESIGNATED_INITIALIZERS is not defined.
12365 2009-06-09 Ian Lance Taylor <iant@google.com>
12367 * targhooks.c (default_builtin_vectorized_function): Change fn
12368 parameter to unsigned int.
12369 (default_builtin_vectorized_conversion): Change code parameter to
12371 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12372 * targhooks.h: Update declarations.
12373 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12374 parameter to unsigned int.
12376 * c-typeck.c (comptypes_check_enum_int): New static function.
12377 (comptypes_internal): Add enum_and_int_p parameter. Change all
12379 (comp_target_types): Add location parameter. Change all callers.
12380 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12381 Change all callers.
12382 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12383 (build_conditional_expr): Add colon_loc parameter. Change all
12385 (convert_for_assignment): Add location parameter. Change all callers.
12386 * c-parser.c (c_parser_conditional_expression): Pass location of
12387 colon to build_conditional_expr.
12388 * c-tree.h (build_conditional_expr): Update declaration.
12390 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12392 * graphite.c: Revert previous patch.
12394 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12397 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12399 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12401 * tree-ssa-loop-prefetch.c
12402 (loop_prefetch_arrays): Fixed a portability problem in printf format
12405 2009-06-09 Martin Jambor <mjambor@suse.cz>
12407 PR tree-optimization/40351
12408 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12409 refrence to a potential artifical subaccess can be constructed.
12411 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12413 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12414 (sh_override_options): Likewise.
12415 * config/sh/sh.c: Include params.h.
12416 (sh_optimization_options): New.
12417 (sh_override_options): Likewise.
12418 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12419 (OVERRIDE_OPTIONS): Use sh_override_options.
12421 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12423 * dwarf2out.c (emit_cfa_remember): New variable.
12424 (add_fde_cfi): If emit_cfa_remember, recurse to add
12425 DW_CFA_remember_state first.
12426 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12427 instead just set emit_cfa_remember.
12429 2009-06-08 Jan Hubicka <jh@suse.cz>
12432 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12434 2009-06-08 Jan Hubicka <jh@suse.cz>
12436 PR middle-end/39834
12437 * cgraphunit.c (save_inline_function_body): Do not copy transform
12438 hooks for saved inline bodies.
12439 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12440 for given function.
12442 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12444 * jump.c (returnjump_p): Handle delayed branches. Add missing
12447 2009-06-08 Jan Hubicka <jh@suse.cz>
12449 PR middle-end/40102
12450 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12451 original node might've been modified.
12452 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12454 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12456 * tree-object-size.c (addr_object_size): Add OSI argument.
12457 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12458 (compute_builtin_object_size, expr_object_size): Adjust callers.
12459 (plus_stmt_object_size): Call addr_object_size instead of
12460 compute_builtin_object_size.
12462 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12463 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12465 * tree-ssa-loop-prefetch.c
12466 (gather_memory_references): Introduced a counter for the number of
12468 (anything_to_prefetch_p): Introduced a counter for the number of
12470 (is_loop_prefetching_profitable): New function with a cost model
12472 (loop_prefetch_arrays): Use the new cost model to determine if
12473 prefetching is profitable.
12474 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12475 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12476 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12477 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12478 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12479 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12481 2009-06-08 Michael Matz <matz@suse.de>
12484 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12485 partitions use the same.
12486 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12487 for basevars of SSA_NAMEs.
12488 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12489 to not expand them twice.
12490 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12493 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12495 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12496 (fdump-final-insns=, gtoggle): New.
12497 * doc/invoke.texi: Document them.
12498 * final.c (rest_of_clean_state): Dump final insn stream.
12499 * gcc.c (invoke_as): Hook in -fcompare-debug.
12500 (static_spec_functions): Add compare-debug-dump-opt,
12501 compare-debug-self-opt and compare-debug-auxbase-opt.
12502 (compare_debug, compare_debug_second, compare_debug_opt): New.
12503 (switches_debug_check, n_switches_debug_check): New.
12504 (debug_auxbase_opt, debug_check_temp_file): New.
12505 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12507 (do_self_spec): Handle arguments after switches.
12508 (do_spec_1): Add .gk extension to temp file basenames for compare.
12509 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12510 (cc1_options): Use it instead of normal auxbase computation for
12511 the second compare-debug compilation.
12512 (compare_files): New.
12513 (main): Set up and implement compare debug mode.
12514 (compare_debug_dump_opt_spec_function): New.
12515 (compare_debug_self_opt_spec_function): New.
12516 (compare_debug_auxbase_opt_spec_function): New.
12517 * toplev.c (process_options): Handle flag_gtoggle,
12518 flag_dump_final_insns.
12519 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12520 during -fcompare-debug-second compilation.
12522 2009-06-07 Ian Lance Taylor <iant@google.com>
12524 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12525 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12527 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12528 with no default node. Change warning with %H to warning_at.
12529 Don't clear warn_switch around case checking.
12530 * doc/invoke.texi (Warning Options): Clarify distinction between
12531 -Wswitch and -Wswitch-enum.
12533 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12535 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12537 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12539 * gbl-ctors.h: Add header guard.
12541 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12543 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12544 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12545 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12546 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12547 prototypes for removed functions.
12548 (expressions_equal_p): Move to ...
12549 * tree-ssa-sccvn.h: ... here and ...
12550 * matrix-reorg.c: ... adjust includes.
12552 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12554 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12556 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12558 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12559 (finish_function): Remove erroneous whitespace.
12561 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12563 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12564 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12566 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12568 * errors.c (internal_error): Commentary typo fix.
12569 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12570 * tree-ssa-pre.c: Ditto.
12572 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12574 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12575 them is supposed to hold actual statements.
12577 2009-06-06 Ian Lance Taylor <iant@google.com>
12579 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12580 empty statements can now have attributes.
12582 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12584 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12585 * config/mips/mips.md: Ditto.
12587 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12589 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12591 (__eabi_uconvert): Likewise.
12593 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12595 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12596 CFI_* definitions with IN_GCC.
12598 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12600 * xcoffout.h (xcoffout_source_line): Update prototype.
12602 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12604 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12605 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12607 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12609 PR middle-end/40340
12610 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12611 inlined_function_outer_scope_p blocks for artificial inlines
12613 * tree.c (tree_nonartificial_location): Rewrite using
12614 block_nonartificial_location.
12616 2009-06-05 Revital Eres <eres@il.ibm.com>
12617 Leehod Baruch <leehod@il.ibm.com>
12619 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12620 (expand_expr_real_1): Remove comment.
12621 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12622 Vectorize misaligned access when the target supports it.
12623 (vect_supportable_dr_alignment): Check for unaligned access support.
12624 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12627 2009-06-05 Julian Brown <julian@codesourcery.com>
12629 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12630 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12632 2009-06-05 Richard Guenther <rguenther@suse.de>
12635 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12636 as possibly unused.
12638 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12640 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12641 (save_gprs): Don't tell unwinder when a global register is saved.
12642 (s390_emit_epilogue): Emit needed epilogue unwind info.
12644 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12646 * dwarf2out.c (deferred_asm_name): New.
12647 (add_name_and_src_coords_attributes): Defer creation of
12648 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12650 (move_linkage_attr): New.
12651 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12654 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12656 * tree-nested.c (finalize_nesting_tree_1): Declare the
12657 frame_decl in the binding tree.
12659 2009-06-04 Cary Coutant <ccoutant@google.com>
12661 * basic-block.h (struct basic_block_def): Add discriminator field.
12662 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12664 * debug.c (do_nothing_debug_hooks): Add additional entry.
12665 (debug_nothing_int_charstar_int): New function.
12666 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12667 (debug_nothing_int_charstar_int): New declaration.
12668 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12669 discriminator value in .loc directive.
12670 * final.c (last_discriminator): New variable.
12671 (discriminator): New variable.
12672 (final_start_function): Initialize above variables, pass current
12673 discriminator to debug hook.
12674 (notice_source_line): Check for discriminator change.
12675 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12676 * sdbout.c (sdbout_source_line): New parameter.
12677 * tree-cfg.c (struct locus_discrim_map): New structure type.
12678 (discriminator_per_locus): New hash table.
12679 (build_gimple_cfg): Allocate and free discriminator hash table.
12680 (make_edges): Call assign_discriminator.
12681 (locus_map_hash): New function.
12682 (locus_map_eq): New function.
12683 (next_discriminator_for_locus): New function.
12684 (same_line_p): New function.
12685 (assign_discriminator): New function.
12686 (make_cond_expr_edges): Call assign_discriminator.
12687 (make_gimple_switch_edges): Likewise.
12688 (first_non_label_stmt): New function.
12689 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12691 * xcoffout.c (xcoffout_source_line): Add new parameter.
12693 * configure.ac (gcc_cv_as_discriminator): New configury check for
12694 gas support for discriminator.
12695 * configure: Regenerate.
12696 * config.in: Regenerate.
12698 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12700 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12701 val after checking for integers.
12703 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12705 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12707 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12708 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12709 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12710 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12711 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12712 X64_SSE_REGPARM_MAX.
12713 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12714 X64_SSE_REGPARM_MAX.
12716 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12718 * gcc.c (report_times_to_file): New.
12719 (execute): Implement it.
12720 (process_command): Support -time=.
12721 * doc/invoke.texi: Document it.
12723 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12725 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12726 that have value exprs.
12728 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12730 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12731 declarations for constants until...
12732 (dw2_output_indirect_constant_1): ... this point.
12734 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12737 * arm.md (arm_addsi3): Don't try to split an add with an
12738 eliminable register until after reload has completed.
12740 2009-06-03 Ian Lance Taylor <iant@google.com>
12742 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12743 * genattrtab.c (write_length_unit_log): Likewise.
12744 * genchecksum.c (dosum): Likewise.
12745 * gengtype.c (write_rtx_next): Likewise.
12746 (finish_root_table, write_roots): Likewise.
12747 * gimple.c (gimple_ops_offset_): Likewise.
12748 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12749 * config/arc/arc.c (arc_attribute_table): Likewise.
12750 * config/arm/arm.c (arm_attribute_table): Likewise.
12751 * config/avr/avr.c (avr_attribute_table): Likewise.
12752 * config/crx/crx.c (crx_attribute_table): Likewise.
12753 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12754 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12755 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12756 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12757 * config/sh/sh.c (sh_attribute_table): Likewise.
12758 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12759 * config/spu/spu.c (spu_attribute_table): Likewise.
12760 * config/v850/v850.c (v850_attribute_table): Likewise.
12762 * config/alpha/alpha.c (vms_attribute_table): Make static.
12763 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12764 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12765 * config/mips/mips.c (mips_attribute_table): Likewise.
12767 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12769 (cc1-checksum.o): Likewise.
12771 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12773 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12775 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12777 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12778 insn if it is changing sp. Use gen_add3_insn instead of
12779 conditionally gen_addsi3 and gen_adddi3.
12780 (offset_below_red_zone_p): New static inline function.
12781 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12782 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12783 * config/rs6000/ppc-asm.h: Include auto-host.h.
12784 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12785 CFI_RESTORE): Define.
12786 * config/rs6000/crtresxgpr.asm: Add unwind info.
12787 * config/rs6000/crtresxfpr.asm: Likewise.
12788 * config/rs6000/crtresgpr.asm: Likewise.
12789 * config/rs6000/crtresfpr.asm: Likewise.
12790 * config/rs6000/crtsavgpr.asm: Likewise.
12791 * config/rs6000/crtsavfpr.asm: Likewise.
12793 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12794 argument of DWARF2_FRAME_REG_OUT macros.
12796 2009-06-03 Julian Brown <julian@codesourcery.com>
12798 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12799 words or less (including TImode) in core registers.
12801 2009-06-03 Richard Guenther <rguenther@suse.de>
12803 PR middle-end/40328
12804 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12806 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12808 * statistics.c (statistics_counter_event): Do not record event
12809 in pass dump if its number == -1.
12810 (curr_statistics_hash): Add assert that we never get passes
12811 with static number == -1.
12813 2009-06-03 Richard Guenther <rguenther@suse.de>
12814 Andrey Belevantsev <abel@ispras.ru>
12816 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12817 non-BLKmode arrays addressable.
12819 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12821 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12822 * config/m68k/m68k.h: ... here.
12824 2009-06-03 Martin Jambor <mjambor@suse.cz>
12826 PR tree-optimization/40323
12827 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12830 2009-06-03 Richard Guenther <rguenther@suse.de>
12832 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12835 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12837 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12838 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12839 JUMP_TABLE_DATA_P where applicable.
12840 * config/sh/sh.c: Ditto.
12841 * config/sh/sh.h: Ditto.
12842 * config/sh/sh.md: Ditto.
12843 * config/sh/symbian.c: Ditto.
12845 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12847 * config/i386/driver-i386.c (describe_cache): Optimize
12848 concatenation of strings. Use snprintf instead of sprintf.
12849 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12850 target when not compiling with GCC.
12852 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12854 * config/sh/sh.c: Revert last change.
12855 (sh_expand_epilogue): Emit a blockage insn before the frame
12856 pointer adjustment unconditionally.
12858 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12860 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12861 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12862 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12863 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12864 to COLLECT_GCC_OPTIONS.
12866 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12868 * collect2.c (target_system_root): New variable.
12869 (main): Handle --sysroot=.
12870 (ignore_library): Strip the sysroot from the library path.
12872 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12874 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12875 (collect2.o): Depend on collect2-aix.h.
12876 (collect2-aix.o): New rule.
12877 * collect2-aix.h: New file.
12878 * collect2-aix.c: Likewise.
12879 * collect2.c: Include collect2-aix.h. Don't undefine
12880 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12881 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12882 Use TARGET_AIX_VERSION instead of _AIX51.
12883 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12884 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12885 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12886 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12887 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12889 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12891 * collect2.c (ignore_library): Avoid premature post-increment
12892 and null deference.
12894 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12896 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12897 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12898 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12899 CROSS_DIRECTORY_STRUCTURE too.
12900 (LINK_LIBG_SPEC): Likewise.
12901 (LIB_SPEC): Add %R to sysroot paths.
12902 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12903 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12904 * config/rs6000/aix51.h: As for aix43.h.
12905 * config/rs6000/aix52.h: Likewise.
12906 * config/rs6000/aix53.h: Likewise.
12907 * config/rs6000/aix61.h: Likewise.
12908 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12909 to the beginning of sysroot paths.
12911 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12913 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12914 INSN_LISTs that are out of the REG_NOTE range.
12916 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12918 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12919 (struct var_to_expand): Likewise.
12920 (struct opt_info): Add head and tail for linked lists of the above.
12921 (analyze_insn_to_expand_var): Initialize next.
12922 (analyze_iv_to_split_insn): Likewise.
12923 (analyze_insns_in_loop): Create linked lists.
12924 (allocate_basic_variable): Simplify for use without hash table.
12925 (insert_var_expansion_initialization): Likewise, make it type-safer.
12926 (combine_var_copies_in_loop_exit): Likewise.
12927 (apply_opt_in_copies): Walk lists rather than hash tables.
12928 (release_var_copies): Simplified and inlined by hand into...
12929 (free_opt_info): ... this function.
12931 2009-06-02 Richard Guenther <rguenther@suse.de>
12933 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12936 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12938 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12939 only for builtins that are not overridden.
12941 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12943 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12946 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12948 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12950 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12952 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12954 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12956 * common.opt (fdump-unnumbered-links): New.
12957 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12958 * print-rtl.c (flag_dump_unnumbered_links): New.
12959 (print_rtx): Test it.
12961 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12963 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12964 push/pop multiple to 8-byte alignment.
12966 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12968 * config/i386/i386.c (queued_cfa_restores): New static variable.
12969 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12971 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12972 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12973 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12974 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12975 note unconditionally.
12976 (ix86_emit_restore_regs_using_mov): Likewise.
12977 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12978 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12979 it through to ix86_emit_restore_reg_using_pop.
12980 (ix86_emit_leave): Add RED_OFFSET argument. Call
12981 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12982 instead of adding REG_CFA_OFFSET note unconditionally.
12983 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12984 the above functions. Call ix86_add_queued_cfa_restore_notes when
12987 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12988 force output of the label even for dwarf2out_do_cfi_asm.
12989 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12990 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12991 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12993 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12994 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12995 dwarf2out_cfi_label callers.
12996 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12997 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12998 Adjust dwarf2out_cfi_label callers.
12999 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13001 * config/i386/i386.h (struct machine_cfa_state,
13002 struct machine_function): Guard with ifndef USED_FOR_TARGET
13003 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13006 * emutls.c (__emutls_get_address): Change arr->size to mean number
13007 of allocated arr->data entries instead of # of slots + 1.
13009 PR middle-end/40316
13010 * recog.c (peep2_reinit_state): New function.
13011 (peephole2_init_state): Use it at the end of a basic block and also
13012 when seeing a RTX_FRAME_RELATED_P insn.
13014 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13016 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13017 fixuns_truncrfdi2): New.
13018 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13019 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13020 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13021 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13022 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13023 *recip_approx): Remove.
13024 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13025 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13026 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13028 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13031 2009-06-01 Ian Lance Taylor <iant@google.com>
13033 * attribs.c (register_attribute): Use CONST_CAST.
13034 * collect2.c (main): Use CONST_CAST2.
13035 (scan_prog_file): Likewise.
13036 * gcc.c (process_command, main): Likewise.
13037 * toplev.c (toplev_main): Likewise.
13039 * c-typeck.c (handle_warn_cast_qual): New static function,
13040 partially broken out of build_c_cast.
13041 (build_c_cast): Call handle_warn_cast_qual.
13042 * doc/invoke.texi (Warning Options): Document new effect of
13045 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13047 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13048 (diagnostic_report_current_module): Print columns.
13049 * common.opt (flag_show_column): Enable by default.
13051 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13053 * alias.c (find_base_term): Check for NULL term before returning.
13055 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13057 Revert due to PR40320:
13058 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13059 * calls.c (emit_library_call_value_1): Don't force_operand for move
13062 2009-06-01 Olivier Hainque <hainque@adacore.com>
13063 Eric Botcazou <ebotcazou@adacore.com>
13065 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13066 to be processed as a bitfield for constructor output purposes.
13067 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13069 * varasm.c (oc_local_state): New type, output_constructor
13070 local state to support communication with helpers.
13071 (oc_outer_state): New type, output_constructor outer state of
13072 relevance in recursive calls.
13073 (output_constructor_array_range): New output_constructor helper,
13074 extracted code for an array range element.
13075 (output_constructor_regular_field): New output_constructor helper,
13076 extracted code for an element that is not a bitfield.
13077 (output_constructor_bitfield): New output_constructor helper,
13078 extracted code for a bitfield element. Accept an OUTER state
13079 argument for recursive processing. Recurse on record or array
13080 CONSTRUCTOR values, possibly past noop conversions.
13081 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13082 VALUE is a valid constant-valued expression for use in a static
13083 bit-field initializer.
13084 (output_constructor): Rework to use helpers. Accept and honor an
13085 OUTER state argument for recursive calls. Return total size. Be
13086 prepared for nested constructors initializing bitfields.
13087 (output_constant): Feed OUTER in calls to output_constructor.
13089 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13091 * calls.c (emit_library_call_value_1): Don't force_operand for move
13094 2009-06-01 Nick Clifton <nickc@redhat.com>
13096 * doc/invoke.texi (IA-64 Options): Fix typo.
13098 2009-06-01 Ira Rosen <irar@il.ibm.com>
13100 PR tree-optimization/39129
13101 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13103 (vect_do_peeling_for_loop_bound): Use
13104 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13105 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13106 (vect_loop_versioning): Likewise.
13107 (vect_create_cond_for_alias_checks): Fix indentation.
13108 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13110 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13111 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13112 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13113 "control flow in loop".
13114 (vect_estimate_min_profitable_iters): Use
13115 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13116 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13117 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13118 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13119 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13120 statement belongs to a group of strided accesses with the exact code
13122 (vectorizable_load): Likewise.
13123 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13124 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13126 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13128 * config/freebsd-stdint.h: New file.
13129 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13130 Add freebsd-stdint.h to tm_file.
13132 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13134 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13135 (thumb2_extendhidi2): Likewise.
13137 2009-05-31 Ian Lance Taylor <iant@google.com>
13139 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
13141 2009-05-31 Ian Lance Taylor <iant@google.com>
13143 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
13144 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
13145 (ipa-reference.o): Depend upon gt-ipa-reference.h.
13147 2009-05-31 Jason Merrill <jason@redhat.com>
13149 * tree-pretty-print.c (print_call_name): Take the callee, not the
13150 call itself. Make non-static. Use dump_function_name for functions.
13151 (dump_generic_node): Adjust.
13152 * diagnostic.h: Declare print_call_name.
13153 * gimple-pretty-print.c (dump_gimple_call): Use it.
13155 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13157 * config/sh/sh.md (ashldi3_std): New define_expand.
13160 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13163 * config/sh/sh.c: Include debug.h.
13164 (sh_expand_epilogue): Emit a blockage insn before the frame
13165 pointer adjustment also when dwarf2out_do_frame returns true.
13167 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13169 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13170 (thumb2_extendqidi2): New pattern.
13172 2009-05-31 Ira Rosen <irar@il.ibm.com>
13174 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13175 mark phis for renaming.
13176 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13177 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13178 Call mark_sym_for_renaming.
13179 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13180 * tree-vect-loop.c (vect_transform_loop): Remove
13181 vect_memsyms_to_rename initialization and a call to
13182 mark_set_for_renaming.
13184 2009-05-31 Jakub Jelinek <jakub@redhat.com>
13186 PR middle-end/40304
13187 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
13188 frame related even if !set_cfa && style < 0.
13190 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
13192 * config/i386/mingw-tls.c: New file.
13193 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13194 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13195 defining _WIN32 but not __CYGWIN__.
13197 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13199 * configure.ac: Add MPC support.
13201 * config.in, configure: Regenerate.
13203 2009-05-29 Richard Henderson <rth@redhat.com>
13205 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13206 NOTE_INSN_BASIC_BLOCK.
13207 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13208 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13209 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13211 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13213 (add_cfi): Disable check redefining cfa away from drap.
13214 (lookup_cfa_1): Add remember argument; handle remember/restore.
13215 (lookup_cfa): Pass remember argument.
13216 (cfa_remember): New.
13217 (compute_barrier_args_size_1): Remove sibcall check.
13218 (dwarf2out_frame_debug_def_cfa): New.
13219 (dwarf2out_frame_debug_adjust_cfa): New.
13220 (dwarf2out_frame_debug_cfa_offset): New.
13221 (dwarf2out_frame_debug_cfa_register): New.
13222 (dwarf2out_frame_debug_cfa_restore): New.
13223 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13224 (dwarf2out_begin_epilogue): New.
13225 (dwarf2out_frame_debug_restore_state): New.
13226 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13227 DW_CFA_restore_state.
13228 (output_cfi_directive): Likewise.
13229 (convert_cfa_to_fb_loc_list): Likewise.
13230 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13231 * dwarf2out.h: Update.
13232 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13233 (copy_insn_1): Early out for null.
13234 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13235 and dwarf2out_frame_debug_restore_state.
13236 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13237 (prologue_insn_hash, epilogue_insn_hash): New.
13238 (free_after_compilation): Adjust freeing accordingly.
13239 (record_insns): Create hash table if needed; push insns into
13240 hash instead of array.
13241 (maybe_copy_epilogue_insn): New.
13242 (contains): Search hash table instead of array.
13243 (sibcall_epilogue_contains): Remove.
13244 (thread_prologue_and_epilogue_insns): Split eh_return insns
13245 and mark them as epilogues.
13246 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13247 scanning in terms of basic blocks.
13248 * insn-notes.def (CFA_RESTORE_STATE): New.
13249 * jump.c (returnjump_p_1): Accept EH_RETURN.
13250 (eh_returnjump_p_1, eh_returnjump_p): New.
13251 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13252 CFA_REGISTER, CFA_RESTORE): New.
13253 * rtl.def (EH_RETURN): New.
13254 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13256 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13257 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13259 * config/i386/i386.c (gen_push): Update cfa state.
13260 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13261 add a CFA_ADJUST_CFA note.
13262 (ix86_dwarf_handle_frame_unspec): Remove.
13263 (ix86_expand_prologue): Update cfa state.
13264 (ix86_emit_restore_reg_using_pop): New.
13265 (ix86_emit_restore_regs_using_pop): New.
13266 (ix86_emit_leave): New.
13267 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13268 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13269 * config/i386/i386.h (struct machine_cfa_state): New.
13270 (ix86_cfa_state): New.
13271 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13272 (eh_return_internal): Merge from eh_return_<mode>,
13273 use eh_return rtx, split w/ epilogue.
13275 2009-05-29 Ian Lance Taylor <iant@google.com>
13277 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13279 * calls.c (emit_library_call_value_1): Likewise.
13281 * c-typeck.c (c_build_va_arg): New function.
13282 * c-tree.h (c_build_va_arg): Declare.
13283 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13284 instead of build_va_arg.
13286 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13288 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13289 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13290 (ptr_difference_cost): Use affine combinations to compute it.
13291 (difference_cost): Likewise.
13292 (get_computation_cost_at): Compute more accurate cost for addresses
13293 if the ratio is a multiplier allowed in addresses.
13294 For non-addresses, consider that an additional offset or symbol is
13297 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13299 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13300 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13302 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13303 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13304 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13306 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13307 to 1 for TYPE_SSE{IADD1,CVT1}.
13308 (prefix_vex_imm8): Removed.
13309 (length_vex): Only pass 1 as second argument to
13310 ix86_attr_length_vex_default if prefix_extra is 0.
13311 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13312 (length): For prefix vex computation use length_immediate
13313 attribute instead of prefix_vex_imm8.
13314 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13315 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13316 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13317 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13318 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13319 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13320 a space in between the operands.
13321 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13322 if one operand is 0xff and the other one si, di, bp or sp.
13323 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13324 other one si, di, bp or sp.
13325 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13326 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13327 type and mode attributes.
13328 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13329 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13330 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13331 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13332 prefix_data16 attribute iff MODE_DF.
13333 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13334 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13335 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13336 constm128_operand in length_immediate computation.
13337 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13338 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13339 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13340 length_immediate attribute to 1.
13341 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13342 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13343 for certain alternatives.
13344 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13345 prefix_data16 attribute if MODE_V1DF.
13346 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13347 length_immediate to 1.
13348 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13349 length_address to 4, set mode attribute to MODE_DI.
13350 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13351 (fxam<mode>2_i387): Set length attribute to 4.
13352 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13353 *prefetch_3dnow_rex): Override length_address attribute.
13354 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13356 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13357 (constm128_operand): Removed.
13358 * config/i386/i386.c (memory_address_length): For
13359 disp && !index && !base in 64-bit mode account for SIB byte if
13360 print_operand_address can't optimize disp32 into disp32(%rip)
13361 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13362 for fs: or gs: segment.
13363 (ix86_attr_length_immediate_default): When checking if shortform
13364 is possible, truncate immediate to the length of the non-shortened
13366 (ix86_attr_length_address_default): Ignore MEM_P operands
13368 (ix86_attr_length_vex_default): Only check for DImode on
13369 GENERAL_REG_P operands.
13370 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13371 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13372 (sse_cvttps2pi): Clear prefix_rep attribute.
13373 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13375 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13376 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13377 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13378 iff operand 2 is const_int_operand.
13379 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13380 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13381 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13383 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13385 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13386 prefix_data16 attribute for movlpd and movhpd instructions.
13387 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13388 length_immediate for shufpd instruction.
13389 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13390 (avx_cmpp<avxmodesuffixf2c><mode>3,
13391 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13392 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13393 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13394 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13395 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13396 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13397 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13398 prefix_data16 attribute for the first alternative to 1.
13399 (*avx_loadlps): Override length_immediate for the first alternative.
13400 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13401 attributes for second alternative.
13402 (*vec_concatv2sf_sse4_1): Override length_immediate and
13403 prefix_data16 attributes for second alternative.
13404 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13405 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13406 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13407 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13408 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13409 prefix_data16 and length_immediate to 1.
13410 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13412 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13413 prefix_extra attribute for variants that don't have 0f prefix alone.
13414 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13415 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13416 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13417 *sse4_1_pextrd): Set length_immediate to 1.
13418 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13419 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13421 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13422 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13423 length_immediate to 1 for second alternative.
13424 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13425 prefix_extra and length_immediate attributes for the first
13427 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13429 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13430 to 1 for the first and third alternative.
13431 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13433 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13435 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13437 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13438 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13439 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13440 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13441 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13442 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13443 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13444 ssse3_psign<mode>3): Override prefix_rex attribute.
13445 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13446 (ssse3_palignrti): Override length_immediate to 1.
13447 (ssse3_palignrdi): Override length_immediate to 1, override
13448 prefix_rex attribute.
13449 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13450 (sse4a_extrqi): Override length_immediate to 2.
13451 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13452 (sse4a_insertq): Override prefix_data16 to 0.
13453 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13454 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13455 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13456 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13457 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13458 and length_immediate to 1.
13459 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13460 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13461 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13462 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13463 and length_immediate to 1.
13464 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13465 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13466 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13467 avx_ptest256): Override prefix_extra to 1.
13468 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13469 Override prefix_data16 and length_immediate to 1.
13470 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13471 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13472 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13473 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13474 prefix_data16 to 0 and prefix_extra to 2.
13475 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13476 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13478 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13479 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13480 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13481 and prefix_extra to 2.
13482 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13483 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13484 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13485 avx_vpermilvar<mode>3,
13486 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13487 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13488 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13489 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13490 Override prefix_extra to 1.
13491 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13492 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13493 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13494 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13495 prefix_extra and length_immediate to 1.
13496 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13498 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13499 to 1 for the first alternative.
13500 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13501 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13503 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13504 *movv2sf_internal_avx, *movv2sf_internal): Override
13505 prefix_rep attribute for certain alternatives.
13506 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13507 attributes for certain alternatives.
13508 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13509 attributes for certain alternatives.
13510 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13511 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13512 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13513 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13514 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13515 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13516 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13517 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13518 length_immediate to 1 if operand 2 is const_int_operand.
13519 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13520 *vec_extractv2si_1): Set length_immediate attribute to 1.
13521 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13522 using old 3DNOW insn rather than SSE/3DNOW_A.
13523 (mmx_emms, mmx_femms): Clear modrm attribute.
13525 2009-05-29 Martin Jambor <mjambor@suse.cz>
13527 * tree-sra.c: New implementation of SRA.
13529 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13530 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13531 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13532 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13533 (SRA_MAX_STRUCTURE_COUNT): Removed.
13534 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13535 * doc/invoke.texi (sra-max-structure-size): Removed.
13536 (sra-field-structure-ratio): Removed.
13538 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13540 PR middle-end/40291
13541 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13544 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13546 PR rtl-optimization/40101
13547 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13548 seqno. Adjust comment.
13549 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13550 inserting bookkeeping before a jump, the jump is not scheduled.
13551 When no positive seqno found, provide a value. Add comment.
13553 2009-05-29 Richard Guenther <rguenther@suse.de>
13555 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13556 short-cutting on the first component.
13558 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13560 PR middle-end/39958
13561 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13562 for trees other than decls/types.
13564 2009-05-29 Richard Guenther <rguenther@suse.de>
13566 * tree-ssa-operands.c (get_expr_operands): Do not handle
13567 INDIRECT_REFs in the handled-component case. Remove
13568 unused get_ref_base_and_extent case.
13569 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13570 tree_low_cst and host_integerp where possible.
13571 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13572 codes for equivalence.
13573 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13575 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13577 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13578 to tmake_file for i[34567]86-*-cygwin*.
13580 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13583 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13584 (altivec_categorize_keyword, init_vector_keywords,
13585 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13588 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13590 * tree.c (handle_dll_attribute): Check if node is
13591 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13593 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13595 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13597 (thumb2_zero_extendqidi2): Likewise.
13599 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13601 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13602 instead of gen_movrt.
13603 * config/sh/sh.md (movrt): Remove.
13605 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13607 * doc/invoke.texi (IA-64 Options):
13608 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13609 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13610 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13611 -msched-prefer-non-control-spec-insns,
13612 -msched-stop-bits-after-every-cycle,
13613 -msched-count-spec-in-critical-path,
13614 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13615 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13616 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13617 and -msched-spec-verbose.
13619 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13621 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13622 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13624 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13626 2009-05-28 Richard Guenther <rguenther@suse.de>
13628 * tree-ssa-alias.c (ao_ref_init): New function.
13629 (ao_ref_base): Likewise.
13630 (ao_ref_base_alias_set): Likewise.
13631 (ao_ref_alias_set): Likewise.
13632 (refs_may_alias_p_1): Change signature.
13633 (refs_may_alias_p): Adjust.
13634 (refs_anti_dependent_p): Likewise.
13635 (refs_output_dependent_p): Likewise.
13636 (call_may_clobber_ref_p_1): Change signature.
13637 (call_may_clobber_ref_p): Adjust.
13638 (stmt_may_clobber_ref_p_1): New function split out from ...
13639 (stmt_may_clobber_ref_p): ... here.
13640 (maybe_skip_until): Adjust signature.
13641 (get_continuation_for_phi): Likewise.
13642 (walk_non_aliased_vuses): Likewise.
13643 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13644 (ao_ref_init): Declare.
13645 (ao_ref_base): Likewise.
13646 (ao_ref_alias_set): Likewise.
13647 (stmt_may_clobber_ref_p_1): Likewise.
13648 (walk_non_aliased_vuses): Adjust.
13649 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13650 (get_ref_from_reference_ops): remove.
13651 (vn_reference_lookup_2): Adjust signature.
13652 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13653 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13654 (vn_reference_lookup): Adjust.
13655 (vn_reference_insert): Likewise.
13656 (vn_reference_insert_pieces): Adjust signature.
13657 (visit_reference_op_call): Adjust.
13658 * tree-ssa-pre.c (get_expr_type): Simplify.
13659 (phi_translate_1): Adjust.
13660 (compute_avail): Likewise.
13661 (translate_vuse_through_block): Do not re-build trees.
13662 (value_dies_in_block_x): Likewise.
13663 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13665 (vn_reference_lookup_pieces): Adjust declaration.
13666 (vn_reference_insert_pieces): Likewise.
13668 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13670 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13671 with checking disabled.
13673 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13677 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13678 macro definition for support of three-operand format aligned
13679 .comm directive in assembler on cygwin/pe/mingw target OS.
13680 * configure: Regenerate.
13681 * config.h: Regenerate.
13683 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13684 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13685 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13687 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13688 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13690 2009-05-28 Ira Rosen <irar@il.ibm.com>
13692 PR tree-optimization/40254
13693 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13694 in analysis of basic blocks.
13696 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13698 PR middle-end/33699
13699 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13700 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13701 (TARGET_INITIALIZER): Use it.
13702 * cse.c (CHEAPER): Move it up to the other macros.
13703 (insert): Rename this ...
13704 (insert_with_costs): ... to this. Add cost parameters. Update
13706 (insert): New function. Call insert_with_costs.
13707 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13708 find_reg_offset_for_const, try_const_anchors): New functions.
13709 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13710 when using a const-anchor. Call insert_const_anchors.
13711 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13712 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13714 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13716 * tree-inline.c (remap_decls): Enable nonlocalized variables
13717 when not optimizing.
13719 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13721 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13722 Simplify other tests involving optimize.
13724 2009-05-27 Tom Tromey <tromey@redhat.com>
13726 * unwind-dw2.c (_Unwind_DebugHook): New function.
13727 (uw_install_context): Call _Unwind_DebugHook.
13729 2009-05-27 Tom Tromey <tromey@redhat.com>
13731 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13733 2009-05-27 Ian Lance Taylor <iant@google.com>
13735 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13736 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13737 (ALL_LINKERFLAGS): Define.
13738 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13739 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13740 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13741 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13742 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13743 $(LINKER_FOR_BUILD).
13744 (build/gcov-iov$(build_exeext)): Likewise.
13746 2009-05-27 Julian Brown <julian@codesourcery.com>
13748 * gcse.c (target.h): Include.
13749 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13750 copy of argument to a pseudo register.
13752 2009-05-27 Diego Novillo <dnovillo@google.com>
13754 * tree-ssa-live.c (dump_scope_block): Document arguments.
13755 (dump_scope_blocks): Document.
13756 (debug_scope_blocks): New.
13757 * tree-flow.h (debug_scope_blocks): Declare.
13759 2009-05-21 Denis Chertykov <denisc@overta.ru>
13761 * doc/contrib.texi (Contributors): Add myself to the list.
13763 2009-05-27 Olivier Hainque <hainque@adacore.com>
13765 * expr.c (target_align): New function. Alignment the TARGET of an
13766 assignment may be assume to have.
13767 (highest_pow2_factor_for_target): Use it instead of relying on
13768 immediate tree attributes of TARGET, not necessarily honored when
13769 intermediate bitfields are involved.
13771 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13774 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13775 AVX, SSE4, AES, PCLMUL and POPCNT.
13777 2009-05-27 Diego Novillo <dnovillo@google.com>
13779 * tree-pretty-print.c (dump_location): New.
13780 (dump_generic_node): Call it.
13781 Factor code to handle BLOCK nodes ...
13782 (dump_block_node): ... here.
13784 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13786 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13788 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13790 * gcc-plugin.h: Include config.h and system.h.
13791 (IN_GCC): Define if not defined.
13793 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13795 PR middle-end/40249
13796 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13799 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13801 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13803 * config/m32r/m32r.h: Ditto.
13804 * config/m32r/m32r.md: Ditto.
13805 * config/m32r/predicates.md: Ditto.
13807 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13809 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13811 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13814 (Loading plugins): typo.
13815 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13816 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13817 (Interacting with the GCC Garbage Collector): Added new section.
13818 (Giving information about a plugin): Added new section for
13820 * ggc.h (ggc_register_root_tab): Added declaration.
13821 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13822 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13823 (register_callback): Improved comment in declaration.
13824 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13825 (extra_root_vec) Added static variable for dynamic roots registration.
13826 (ggc_register_root_tab) Added new routine.
13827 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13828 PLUGIN_GGC_MARKING event.
13829 * ggc-zone.c: Include plugin.h.
13830 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13831 * ggc-page.c: Include plugin.h.
13832 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13833 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13834 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13835 (register_callback): check lack of callbacks for
13836 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13837 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13838 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13839 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13840 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13841 dependency on plugin.h.
13842 (plugin.o): Added dependency on ggc.h...
13844 2009-05-26 Richard Guenther <rguenther@suse.de>
13846 PR middle-end/40248
13848 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13849 with mismatched comparison modes.
13851 * expr.c (expand_expr_real_1): Expand the operand of a
13852 VIEW_CONVERT_EXPR in its natural mode.
13854 2009-05-26 Ian Lance Taylor <iant@google.com>
13856 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13857 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13858 (ALL_COMPILERFLAGS): Define.
13859 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13860 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13861 (collect2$(exeext), collect2.o): Likewise.
13862 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13863 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13864 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13865 (libbackend.o, intl.o, cppdefault.o): Likewise.
13866 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13867 (build/%.o): Use $(COMPILER_FOR_BUILD).
13868 (build/gen%$(build_exeext)): Likewise.
13869 (build/gcov-iov$(build_exeext)): LIkewise.
13870 * config/t-darwin (darwin.o): Use $(COMPILER).
13871 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13872 * config/t-sol2 (sol2-c.o): Likewise.
13873 (sol2.o): Likewise.
13874 * config/t-vxworks (vxworks.o): Likewise.
13875 * config/x-darwin (host-darwin.o): Likewise.
13876 * config/x-hpux (host-hpux.o): Likewise.
13877 * config/x-linux (host-linux.o): Likewise.
13878 * config/x-solaris (host-solaris.o): Likewise.
13879 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13880 * config/arm/t-arm (arm-c.o): Likewise.
13881 * config/arm/t-pe (pe.o): Likewise.
13882 * config/arm/t-wince-pe (pe.o): Likewise.
13883 * config/i386/t-cygming (winnt.o): Likewise.
13884 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13885 * config/i386/t-cygwin (cygwin1.o): Likewise.
13886 (cygwin2.o): Likewise.
13887 * config/i386/t-i386 (i386-c.o): Likewise.
13888 * config/i386/t-interix (winnt.o): Likewise.
13889 * config/i386/t-netware (netware.o): Likewise.
13890 * config/i386/t-nwld (nwld.o): Likewise.
13891 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13892 * config/i386/x-i386 (driver-i386.o): Likewise.
13893 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13894 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13895 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13896 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13897 * config/mips/x-native (driver-native.o): Likewise.
13898 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13899 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13900 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13901 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13902 * config/score/t-score-elf (score7.o): Likewise.
13903 (score3.o): Likewise.
13904 * config/sh/t-sh (sh-c.o): Likewise.
13905 * config/sh/t-symbian (sh-c.o): Likewise.
13906 (symbian.o): Likewise.
13907 * config/spu/t-spu-elf (spu-c.o): Likewise.
13908 * config/v850/t-v850 (v850-c.o): Likewise.
13909 * config/v850/t-v850e (v850-c.o): Likewise.
13911 2009-05-26 Richard Guenther <rguenther@suse.de>
13913 PR tree-optimization/40122
13914 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13915 VECTOR_CSTs if possible.
13916 (fold_gimple_assign): Likewise.
13918 2009-05-26 Richard Guenther <rguenther@suse.de>
13920 PR middle-end/40252
13921 * fold-const.c (fold_binary): Use the correct types for building
13924 2009-05-26 Richard Guenther <rguenther@suse.de>
13926 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13927 redundant calls to merge_alias_info.
13928 (bump_vector_ptr): Likewise.
13929 * tree-ssa-copy.c (merge_alias_info): Remove.
13930 (replace_exp_1): Remove call to merge_alias_info.
13931 (propagate_tree_value): Likewise.
13932 (fini_copy_prop): Propagate points-to info.
13933 * tree-flow.h (merge_alias_info): Remove.
13935 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13937 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13939 2009-05-25 Jan Hubicka <jh@suse.cz>
13941 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13942 * cgraph.h (struct inline_summary): New filed self_wize,
13943 size_inlining_benefit, self_time and time_inlining_benefit.
13944 (struct cgraph_global_info): Replace insns by time ans size fields.
13945 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13946 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13947 (ipcp_update_callgraph): Do not touch function bodies.
13948 * ipa-inline.c: Include except.h
13949 (MAX_TIME): New constant.
13950 (overall_insns): Remove.
13951 (leaf_node_p): New.
13952 (overall_size, max_benefit): New static variables.
13953 (cgraph_estimate_time_after_inlining): New function.
13954 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13955 (cgraph_clone_inlined_nodes): Update size.
13956 (cgraph_mark_inline_edge): Update size.
13957 (cgraph_estimate_growth): Use size info.
13958 (cgraph_check_inline_limits): Check size.
13959 (cgraph_default_inline_p): Likewise.
13960 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13961 (cgraph_decide_recursive_inlining): Check size.
13962 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13964 (cgraph_decide_inlining): Likewise.
13965 (cgraph_decide_inlining_incrementally): Likewise; honor
13966 PARAM_EARLY_INLINING_INSNS.
13967 (likely_eliminated_by_inlining_p): New predicate.
13968 (estimate_function_body_sizes): New function.
13969 (compute_inline_parameters): Use it.
13970 * except.c (must_not_throw_labels): New function.
13971 * except.h (must_not_throw_labels): Declare.
13972 * tree-inline.c (init_inline_once): Kill inlining_weigths
13973 * tree-ssa-structalias.c: Avoid uninitialized warning.
13974 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13975 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13976 (PARAM_INLINE_CALL_COST): Remove.
13977 (PARAM_EARLY_INLINING_INSNS): New.
13979 2009-05-25 Richard Guenther <rguenther@suse.de>
13981 PR tree-optimization/36327
13982 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13983 callback for reference translation or lookup at the point of may-defs.
13984 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13985 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13986 for union COMPONENT_REFs.
13987 (vn_reference_lookup_3): New callback. Lookup from memset
13988 and CONSTRUCTOR assignment, translate through struct copies.
13989 (vn_reference_lookup_pieces): Make sure to not free the
13990 passed operands array. Adjust walk_non_aliased_vuses call.
13991 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13992 make sure we do not leak memory.
13994 2009-05-25 Richard Guenther <rguenther@suse.de>
13996 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13997 * tree-inline.c (expand_call_inline): Reset the escaped and
13998 callused solutions.
13999 * tree-ssa-structalias.c (pass_build_ealias): New.
14000 * tree-pass.h (pass_build_ealias): Declare.
14001 * passes.c (init_optimization_passes): Add PTA during
14002 early optimizations.
14003 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14004 and CALLUSED solutions.
14005 (dump_points_to_solution): New function, split out from ...
14006 (dump_points_to_info_for): ... here.
14007 * tree-parloops.c (parallelize_loops): Reset the escaped and
14008 callused solutions.
14010 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14013 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14014 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14016 2009-05-25 Ira Rosen <irar@il.ibm.com>
14018 PR tree-optimization/40238
14019 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14020 statements after basic block's labels.
14021 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14022 to free the allocated memory.
14024 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14026 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14027 return address with a USE.
14029 2009-05-24 Richard Guenther <rguenther@suse.de>
14031 PR middle-end/40233
14032 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14033 array type from the main variant of the inner type.
14035 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14037 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14038 definition to bool (from int) to un-break build.
14039 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14041 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14043 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14044 discard_stmt_changes): Delete.
14045 * tree-ssa-operands.c (scb_stack): Delete.
14046 (init_ssa_operands): Do not initialize it.
14047 (fini_ssa_operands): Do not free it.
14048 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14050 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14051 update_stmt, remove the others. Fix comments.
14052 * tree-dfa.c (optimize_stack_restore): Likewise.
14053 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14054 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14055 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14056 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14058 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14059 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14060 (dom_opt_finalize_block): Likewise, adjusting access to
14062 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14063 (stmts_to_rescan): Change item type to gimple.
14064 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14066 2009-05-24 Ira Rosen <irar@il.ibm.com>
14068 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14069 * tree-pass.h (pass_slp_vectorize): New pass.
14070 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14071 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14072 * tree-vectorizer.c (timevar.h): Include.
14073 (user_vect_verbosity_level): Declare.
14074 (vect_location): Fix comment.
14075 (vect_set_verbosity_level): Update user_vect_verbosity_level
14076 instead of vect_verbosity_level.
14077 (vect_set_dump_settings): Add an argument. Ignore user defined
14078 verbosity if dump flags require higher level of verbosity. Print to
14079 stderr only for loop vectorization.
14080 (vectorize_loops): Update call to vect_set_dump_settings.
14081 (execute_vect_slp): New function.
14082 (gate_vect_slp): Likewise.
14083 (struct gimple_opt_pass pass_slp_vectorize): New.
14084 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14085 access its members.
14086 (vec_info_for_bb): New function.
14087 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14088 (VECTORIZATION_ENABLED): New macro.
14089 (SLP_ENABLED, SLP_DISABLED): Likewise.
14090 (vect_is_simple_use): Add bb_vec_info argument.
14091 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14092 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14093 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14094 vect_schedule_slp, vect_analyze_slp): Likewise.
14095 (vect_analyze_stmt): Add slp_tree argument.
14096 (find_bb_location): Declare.
14097 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14098 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14099 (vect_analyze_loop_operations, vect_analyze_loop,
14100 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14101 vect_finalize_reduction, vectorizable_reduction,
14102 vectorizable_live_operation, vect_transform_loop): Likewise.
14103 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14104 skip evolution analysis if analyzing a basic block.
14105 (dr_analyze_indices): Likewise.
14106 (initialize_data_dependence_relation): Skip the test whether the
14107 object is invariant for basic blocks.
14108 (compute_all_dependences): Skip dependence analysis for data
14109 references in basic blocks.
14110 (find_data_references_in_stmt): Don't fail in case of invariant
14111 access in basic block.
14112 (find_data_references_in_bb): New function.
14113 (find_data_references_in_loop): Move code to
14114 find_data_references_in_bb and add a call to it.
14115 (compute_data_dependences_for_bb): New function.
14116 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14117 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14119 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14120 unknown dependence in basic block and fail in case of dependence in
14122 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14123 dependence instances from either loop or basic block vectorization
14125 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14126 before calling nested_in_vect_loop_p.
14127 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14128 dependence instances from either loop or basic block vectorization
14130 (vect_verify_datarefs_alignment): Likewise.
14131 (vect_enhance_data_refs_alignment): Adjust function calls.
14132 (vect_analyze_data_refs_alignment): Likewise.
14133 (vect_analyze_group_access): Fix printing. Skip different checks if
14134 DR_STEP is 0. Keep strided stores either in loop or basic block
14135 vectorization data structure. Fix indentation.
14136 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14138 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14139 dependence instances from either loop or basic block vectorization
14141 (vect_analyze_data_refs): Update comment. Call
14142 compute_data_dependences_for_bb to analyze basic blocks.
14143 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
14144 case of loop vectorization. In case of basic block vectorization use
14145 data-ref itself as a base.
14146 (vect_create_data_ref_ptr): In case of basic block vectorization:
14147 don't advance the pointer, add new statements before the current
14148 statement. Adjust function calls.
14149 (vect_supportable_dr_alignment): Support only aligned accesses in
14150 basic block vectorization.
14151 * common.opt (ftree-slp-vectorize): New flag.
14152 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
14153 (vect_pattern_recog_1): Likewise.
14154 * tree-vect-stmts.c (process_use): Likewise.
14155 (vect_init_vector): Add new statements in the beginning of the basic
14156 block in case of basic block SLP.
14157 (vect_get_vec_def_for_operand): Adjust function calls.
14158 (vect_finish_stmt_generation): Likewise.
14159 (vectorizable_call): Add assert that it is loop vectorization, adjust
14161 (vectorizable_conversion, vectorizable_assignment): Likewise.
14162 (vectorizable_operation): In case of basic block SLP, take
14163 vectorization factor from statement's type and skip the relevance
14164 check. Adjust function calls.
14165 (vectorizable_type_demotion): Add assert that it is loop
14166 vectorization, adjust function calls.
14167 (vectorizable_type_promotion): Likewise.
14168 (vectorizable_store): Check for outer loop only in case of loop
14169 vectorization. Adjust function calls. For basic blocks, skip the
14170 relevance check and don't advance pointers.
14171 (vectorizable_load): Likewise.
14172 (vectorizable_condition): Add assert that it is loop vectorization,
14173 adjust function calls.
14174 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14175 that it is not reduction, get vector type, call only supported
14176 functions, skip loop specific parts.
14177 (vect_transform_stmt): Check for outer loop only in case of loop
14179 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14180 (vect_is_simple_use): Fix comment, add new argument, fix conditions
14181 for external definition.
14182 * passes.c (pass_slp_vectorize): New pass.
14183 * tree-vect-slp.c (find_bb_location): New function.
14184 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
14185 check for patterns only in loops.
14186 (vect_build_slp_tree): Add argument, adjust function calls, fail in
14187 case of multiple types in basic block SLP.
14188 (vect_mark_slp_stmts_relevant): New function.
14189 (vect_supported_load_permutation_p): Fix comment.
14190 (vect_analyze_slp_instance): Add argument. In case of basic block
14191 SLP, take vectorization factor from statement's type, check that
14192 unrolling factor is 1. Adjust function call. Save SLP instance in
14193 either loop or basic block vectorization structure. Return FALSE,
14195 (vect_analyze_slp): Add argument. Get strided stores groups from
14196 either loop or basic block vectorization structure. Return FALSE
14197 if basic block SLP failed.
14198 (new_bb_vec_info): New function.
14199 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14200 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14201 (vect_schedule_slp): Add argument. Get SLP instances from either
14202 loop or basic block vectorization structure. Set vectorization factor
14203 to be 1 for basic block SLP.
14204 (vect_slp_transform_bb): New function.
14205 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14207 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14209 * final.c (shorten_branches): Do not align labels for jump tables.
14210 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14212 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14214 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14215 Remove outdated reference to flow.c and fix nits.
14216 * doc/gccint.texi: Tweak RTL description.
14217 * doc/rtl.texi: Likewise.
14219 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14221 * config/avr/avr.c: Change my email address.
14222 * config/avr/avr.h: Likewise.
14223 * config/avr/avr.md: Likewise.
14224 * config/avr/avr-protos.h: Likewise.
14225 * config/avr/libgcc.S: Likewise.
14227 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14229 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14230 (spu_split_load, spu_split_store): Change return type to int.
14231 (spu_split_convert): Declare.
14232 * config/spu/predicates.md (spu_mem_operand): Remove.
14233 (spu_mov_operand): Update.
14234 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14235 * config/spu/spu.c (regno_aligned_for_load): Remove.
14236 (reg_aligned_for_addr, spu_expand_load): Define.
14237 (spu_expand_extv): Reimplement and handle MEM.
14238 (spu_expand_insv): Handle MEM.
14239 (spu_sched_reorder): Handle insn's with length 0.
14240 (spu_legitimate_address_p): Reimplement.
14241 (store_with_one_insn_p): Return TRUE for any mode with size
14242 larger than 16 bytes.
14243 (address_needs_split): Define.
14244 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14246 (spu_convert_move): Define.
14247 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14248 (spu_split_store): Change all MEM's to TImode.
14249 (spu_init_expanders): Preallocate registers that correspond to
14250 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14252 (spu_split_convert): Define.
14253 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14254 (_move<mode>, _movdi, _movti): Update predicate and condition.
14255 (load, store): Change to define_split.
14256 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14258 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14259 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14260 define_insn_and_split of lshr<mode>3.
14261 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14262 (<v>ashr<mode>3_imm): Define.
14263 (extv, extzv, insv): Allow MEM operands.
14264 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14265 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14266 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14267 (_spu_convert2): Change to define_insn_and_split and remove the
14268 corresponding define_peephole2.
14269 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14270 Change predicates to memory_operand.
14272 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14274 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14276 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14278 PR tree-optimization/40219
14279 * tree.c (iterative_hash_expr): Make sure the builtin function is
14280 a normal builtin function and not a front end or back end builtin
14281 before indexing into the built_in_decls array.
14283 2009-05-22 Richard Guenther <rguenther@suse.de>
14285 PR middle-end/38964
14286 * alias.c (write_dependence_p): Do not use TBAA for answering
14287 anti-dependence or output-dependence.
14288 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14289 (emit_pointer_definition): Remove.
14290 (emit_alias_warning): Likewise.
14291 (find_what_var_points_to): Remove TBAA pruning code.
14292 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14294 (compute_points_to_sets): Remove code computing the set of
14295 dereferenced pointers.
14296 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14297 oracle for querying anti and output dependencies.
14298 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14299 if TBAA may be applied.
14300 (refs_anti_dependent_p): New function.
14301 (refs_output_dependent_p): Likewise.
14302 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14303 (refs_output_dependent_p): Likewise.
14304 * doc/tree-ssa.texi (Memory model): New section.
14305 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14306 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14307 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14308 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14309 * expr.c (expand_expr_real_1): Likewise.
14310 * gimple-low.c (lower_stmt): Likewise.
14311 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14312 (dump_gimple_cdt): Remove.
14313 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14314 (gimple_size): Likewise.
14315 (walk_gimple_op): Likewise.
14316 (is_gimple_stmt): Likewise.
14317 (walk_stmt_load_store_addr_ops): Likewise.
14318 (gimple_build_cdt): Remove.
14319 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14320 * gimple.h (gimple_cdt_new_type): Remove.
14321 (gimple_cdt_new_type_ptr): Likewise.
14322 (gimple_cdt_set_new_type): Likewise.
14323 (gimple_cdt_location): Likewise.
14324 (gimple_cdt_location_ptr): Likewise.
14325 (gimple_cdt_set_location): Likewise.
14326 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14327 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14328 GIMPLE_CHANGE_DYNAMIC_TYPE.
14329 (verify_types_in_gimple_stmt): Likewise.
14330 * tree-inline.c (estimate_num_insns): Likewise.
14331 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14332 (copy_decl_to_var): Likewise.
14333 (copy_result_decl_to_var): Likewise.
14334 * tree-pretty-print.c (dump_generic_node): Do not handle
14335 CHANGE_DYNAMIC_TYPE_EXPR.
14336 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14337 * tree-ssa-operands.c (get_expr_operands): Likewise.
14338 * tree-ssa-structalias.c (struct variable_info): Remove
14339 no_tbaa_pruning member.
14340 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14341 (unify_nodes): Do not copy it.
14342 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14343 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14344 (set_uids_in_ptset): Do not check it.
14345 (find_what_var_points_to): Likewise.
14346 (compute_tbaa_pruning): Remove.
14347 (compute_points_to_sets): Do not call it.
14348 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14349 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14350 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14351 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14352 (DECL_NO_TBAA_P): Likewise.
14353 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14354 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14355 (expand_omp_atomic_pipeline): Do not set it.
14356 * print-tree.c (print_node): Do not dump it.
14357 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14360 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14363 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14366 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14368 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14371 2009-05-22 Ben Elliston <bje@au.ibm.com>
14373 * Makefile.in (bversion.h, s-bversion): New targets.
14374 (TOPLEV_H): Add bversion.h.
14375 * toplev.h: Include "bversion.h".
14376 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14377 the __format__ attribute only if compiling with the same version
14378 of GCC as the sources (the "build version").
14380 2009-05-22 Ben Elliston <bje@au.ibm.com>
14382 * c-format.c (handle_format_attribute): Fix comment typo.
14384 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14387 * config/ia64/ia64.opt (mfused-madd): New.
14388 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14389 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14390 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14391 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14392 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14393 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14394 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14395 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14396 instruction if !TARGET_FUSED_MADD.
14397 (fpma, fpms): Remove colon from name.
14399 2009-05-22 Richard Guenther <rguenther@suse.de>
14401 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14402 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14403 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14405 (create_expression_by_pieces): Only convert if necessary.
14406 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14407 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14409 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14411 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14412 regular pattern from a template and rename it ...
14413 (*extzv_truncsi_exts): ... to this.
14415 2009-05-21 Richard Guenther <rguenther@suse.de>
14417 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14418 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14419 (cgraph_default_inline_p): Likewise.
14420 (cgraph_decide_inlining_incrementally): Likewise.
14422 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14423 Uros Bizjak <ubizjak@gmail.com>
14425 * config/i386/cpuid.h (bit_MOVBE): New.
14427 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14429 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14430 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14431 (ix86_handle_option): Handle OPT_mmovbe.
14432 (ix86_target_string): Add -mmovbe.
14433 (pta_flags): Add PTA_MOVBE.
14434 (processor_alias_table): Add PTA_MOVBE to "atom".
14435 (override_options): Handle PTA_MOVBE.
14437 * config/i386/i386.h (TARGET_MOVBE): New.
14439 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14440 (*bswapsi_movbe): New.
14441 (*bswapdi_movbe): Likewise.
14442 (bswapdi2): Renamed to ...
14443 (*bswapdi_1): This.
14444 (bswapdi2): New expander.
14446 * config/i386/i386.opt (mmovbe): New.
14448 * doc/invoke.texi: Document -mmovbe.
14450 2009-05-21 Taras Glek <tglek@mozilla.com>
14452 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14453 * gcc-plugin.h (plugin_init): Updated signature.
14454 * gcc-plugin.h (plugin_name_args): Moved to this header.
14455 * doc/plugins.texi (plugin_init): Updated documention to reflect
14457 * doc/plugins.texi (plugin_name_args): Added to documention.
14459 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14461 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14462 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14464 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14466 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14467 JUMP_TABLE_DATA_P predicates where applicable.
14468 * config/i386/predicates.md: Ditto.
14469 * config/i386/sse.md: Ditto.
14471 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14473 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14474 operand2 -128 override length_immediate attribute to 1.
14475 * config/i386/predicates.md (constm128_operand): New predicate.
14477 * config/i386/i386.c (memory_address_length): Handle %r12
14478 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14480 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14481 mode look through optional ZERO_EXTEND and SUBREG.
14482 * config/i386/i386.md (R12_REG): New define_constant.
14483 (prefix_data16): For sse unit set also for MODE_TI insns.
14484 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14485 insns set if operand 1 is ext_QIreg_operand.
14486 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14487 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14489 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14490 mode from MODE_DI to MODE_SI.
14491 (movdi_1_rex64): Override modrm and length_immediate attributes
14492 only for movabs (TYPE_IMOV, alternative 2).
14493 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14494 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14495 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14496 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14497 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14498 prefix_rex attribute if DImode.
14499 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14500 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14501 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14502 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14503 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14504 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14505 Likewise. For TYPE_IMOV clear length_immediate attribute.
14506 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14507 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14508 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14509 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14510 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14511 or one operand TYPE_ISHIFT.
14512 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14513 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14514 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14515 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14516 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14517 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14518 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14519 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14520 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14521 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14522 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14523 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14524 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14525 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14526 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14527 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14528 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14529 set mode attribute, don't override length attribute.
14530 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14532 (return_internal_long): Set length attribute to 2 instead of 1.
14533 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14534 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14535 prefix_rex attribute.
14536 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14538 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14540 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14542 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14544 2009-05-20 Ian Lance Taylor <iant@google.com>
14546 * tree.c (build_tree_list_vec_stat): New function.
14547 (ctor_to_vec): New function.
14548 (build_nt_call_vec): New function.
14549 (build_call_array): Change args to be a const pointer.
14550 (build_call_vec): New function.
14551 * tree.h (build_nt_call_vec): Declare.
14552 (build_tree_list_vec_stat): Declare.
14553 (build_tree_list_vec): Define.
14554 (build_call_array): Update declaration.
14555 (build_call_vec): Declare.
14556 (ctor_to_vec): Declare.
14557 * c-common.c (tree_vector_cache): New static variable.
14558 (make_tree_vector): New function.
14559 (release_tree_vector): New function.
14560 (make_tree_vector_single): New function.
14561 (make_tree_vector_copy): New function.
14562 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14563 (make_tree_vector_single, make_tree_vector_copy): Declare.
14564 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14565 (c_parser_expr_list): Don't manage cache here, instead call
14567 (c_parser_release_expr_list): Remove static function.
14568 (c_parser_vec_to_tree_list): Remove static function.
14569 (c_parser_attributes): Call build_tree_list_vec instead of
14570 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14571 c_parser_release_expr_list.
14572 (c_parser_postfix_expression_after_primary): Likewise.
14573 (c_parser_objc_keywordexpr): Likewise.
14575 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14577 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14578 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14579 TARGET_CONVERT_TO_TYPE.
14580 * hooks.c (hook_tree_const_tree_null): Define.
14581 * hooks.h (hook_tree_const_tree_null): Declare.
14582 * target.h (struct gcc_target): Add invalid_parameter_type,
14583 invalid_return_type, promoted_type, and convert_to_type fields.
14584 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14585 (TARGET_INVALID_RETURN_TYPE): Define.
14586 (TARGET_PROMOTED_TYPE): Define.
14587 (TARGET_CONVERT_TO_TYPE): Define.
14588 (TARGET_INITIALIZER): Update for new fields.
14589 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14590 (grokparms): Check targetm.invalid_parameter_type.
14591 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14592 * c-convert.c (convert): Check targetm.convert_to_type.
14594 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14596 * config/mips/mips.md (*extenddi_truncate<mode>,
14597 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14599 (*extendhi_truncateqi): New define_insn_and_sptit.
14601 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14603 PR middle-end/40204
14604 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14605 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14607 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14609 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14610 the operand of VIEW_CONVERT_EXPR.
14612 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14614 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14615 extended family and model for Intel processors. Support Intel Atom.
14617 2009-05-20 Olivier Hainque <hainque@adacore.com>
14619 * gstab.h (stab_code_type): Define, to be used instead of the
14620 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14622 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14623 occurrences by stab_code_type.
14624 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14626 2009-05-20 Martin Jambor <mjambor@suse.cz>
14628 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14629 (sra_insert_before): Likewise.
14630 (sra_insert_after): Likewise.
14631 (sra_init_cache): Likewise.
14632 (sra_type_can_be_decomposed_p): Likewise.
14633 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14634 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14635 (sra_insert_before): Likewise.
14636 (sra_insert_after): Likewise.
14637 (sra_init_cache): Likewise.
14638 (insert_edge_copies_seq): Made static and moved upwards.
14640 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14643 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14645 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14646 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14649 2009-05-20 Richard Guenther <rguenther@suse.de>
14651 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14652 with mismatched comparison modes.
14654 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14656 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14657 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14658 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14659 with shifts for Thumb2.
14660 (orsi_notsi): New for orn.
14661 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14662 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14663 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14664 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14665 Don't invert remainder for IOR.
14667 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14669 PR tree-optimization/40087
14670 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14671 number_of_iterations_ne): Rename never_infinite argument.
14672 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14673 number_of_iterations_le): Handle pointer-type ivs when
14674 exit_must_be_taken is false.
14675 (number_of_iterations_cond): Do not always assume that
14676 exit_must_be_taken if the control variable is a pointer.
14678 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14680 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14681 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14683 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14685 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14686 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14688 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14691 * c.opt (Wlogical-op): Disabled by default.
14692 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14694 * doc/invoke.texi (Wlogical-op): Likewise.
14696 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14698 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14700 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14701 Propagate the type of the first operand.
14702 <ASSERT_EXPR>: Simplify.
14703 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14704 Rewrite using the RHS code as discriminant.
14705 <NOP_EXPR>: Turn into CASE_CONVERT.
14706 <PLUS_EXPR>: Propagate the type of the first operand.
14708 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14710 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14711 (ia64_dconst_0_375): New.
14712 * config/ia64/ia64.c (ia64_override_options): Remove
14713 -minline-sqrt-min-latency warning.
14714 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14715 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14716 * config/ia64/ia64.md (*sqrt_approx): Remove.
14717 (sqrtsf2): Remove #if 0.
14718 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14719 (sqrtdf): Remove assert.
14720 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14721 (sqrtxf2): Remove #if 0.
14722 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14723 * div.md (sqrt_approx_rf): New.
14724 (sqrtsf2_internal_thr): New implementation.
14725 (sqrtsf2_internal_lat): New.
14726 (sqrtdf2_internal_thr: New implementation.
14727 (sqrtxf2_internal): New implementation.
14729 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14730 Hans-Peter Nilsson <hp@axis.com>
14732 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14733 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14734 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14735 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14736 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14737 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14738 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14739 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14740 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14741 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14742 * c-common.c: ...from here.
14744 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14746 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14748 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14750 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14752 2009-05-19 Ben Elliston <bje@au.ibm.com>
14754 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14755 assignments with memcpy calls.
14756 (add_fdes): Likewise.
14757 (binary_search_unencoded_fdes): Likewise.
14758 (linear_search_fdes): Eliminate type puns.
14760 2009-05-19 Richard Guenther <rguenther@suse.de>
14762 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14763 not falsely claim to have propagated into all uses.
14765 2009-05-19 Ben Elliston <bje@au.ibm.com>
14767 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14770 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14772 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14773 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14774 (TARGET_LEGITIMATE_ADDRESS_P): New.
14775 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14776 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14778 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14781 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14782 child of the containing namespace's DIE.
14784 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14786 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14787 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14788 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14791 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14794 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14795 gen_align with gen_pad.
14796 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14797 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14799 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14800 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14802 * config/i386/i386.md (align): Renamed to ...
14803 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14804 ASM_OUTPUT_MAX_SKIP_PAD.
14806 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14808 * config.gcc: Fix variable syntax.
14811 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14812 before calling exact_log2.
14813 (output_iorsi3): Likewise.
14814 (output_xorsi3): Likewise.
14816 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14818 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14819 for the none zero constant operand except for EQ and NE
14820 comprisons even when the first operand is R0.
14822 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14824 * config/s390/2064.md: Remove trailing whitespaces.
14825 * config/s390/2084.md: Likewise.
14826 * config/s390/constraints.md: Likewise.
14827 * config/s390/fixdfdi.h: Likewise.
14828 * config/s390/libgcc-glibc.ver: Likewise.
14829 * config/s390/s390-modes.def: Likewise.
14830 * config/s390/s390-protos.h: Likewise.
14831 * config/s390/s390.c: Likewise.
14832 * config/s390/s390.h: Likewise.
14833 * config/s390/s390.md: Likewise.
14834 * config/s390/tpf-unwind.h: Likewise.
14836 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14838 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14840 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14843 * configure.ac (m68k-*-*): Check if binutils support TLS.
14844 * configure: Regenerate.
14845 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14846 * config/m68k/constraints.md (Cu): New constraint.
14847 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14848 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14849 (movsi): Handle TLS symbols.
14850 (addsi3_5200): Handle XTLS symbols, indent.
14851 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14852 (m68k_tls_reference_p): Declare.
14853 (m68k_legitimize_address): Declare.
14854 (m68k_unwrap_symbol): Declare.
14855 * config/m68k/m68k.opt (mxtls): New option.
14856 * config/m68k/m68k.c (ggc.h): Include.
14857 (m68k_output_dwarf_dtprel): Implement hook.
14858 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14859 (m68k_expand_prologue): Load GOT pointer when function needs it.
14860 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14861 (m68k_legitimate_constant_address_p): Same.
14862 (m68k_decompose_address): Handle TLS references.
14863 (m68k_get_gp): New static function.
14864 (enum m68k_reloc): New contants.
14865 (TLS_RELOC_P): New macro.
14866 (m68k_wrap_symbol): New static function.
14867 (m68k_unwrap_symbol): New function.
14868 (m68k_final_prescan_insn_1): New static function.
14869 (m68k_final_prescan_insn): New function.
14870 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14872 (legitimize_pic_address): Handle TLS references..
14873 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14874 (m68k_libcall_value_in_a0_p)
14875 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14876 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14877 (m68k_legitimize_tls_address): Handle TLS references.
14878 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14880 (m68k_legitimize_address): Handle TLS symbols.
14881 (m68k_get_reloc_decoration): New static function.
14882 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14884 (m68k_output_dwarf_dtprel): Implement hook.
14885 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14886 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14887 m68k_call_* routines.
14888 (sched_attr_op_type): Handle TLS symbols.
14889 (gt-m68k.h): Include.
14890 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14891 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14893 2009-05-18 Martin Jambor <mjambor@suse.cz>
14895 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14896 (visit_store_addr_for_mod_analysis): New function.
14897 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14898 (determine_cst_member_ptr): Use gimple_assign_single_p.
14899 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14900 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14901 operands. Don't check number of operands of a NOP_EXPR.
14903 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14905 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14907 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14910 * c-common.c (warn_logical_operator): Don't warn if one of
14911 expression isn't always true or false.
14913 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14915 * config/i386/biarch32.h: New file.
14916 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14918 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14920 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14921 *zero_extend<mode>_truncqi): Merge these into ...
14922 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14923 Name the pattern following this as *zero_extendhi_truncqi.
14925 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14927 PR middle-end/39301
14928 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14929 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14930 (output_info): Make field HOST_WIDEST_INT.
14931 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14932 (dump_bitmat_statistics): Same.
14934 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14936 * config.gcc (use_gcc_stdint): Set to wrap.
14937 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14938 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14939 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14940 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14941 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14942 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14943 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14944 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14946 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14948 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14950 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14951 Move definitions earlier.
14952 (OPT_ARCH64, OPT_ARCH32): Define.
14953 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14956 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14959 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14962 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14964 * arm.md (movdi2): Copy non-reg values to DImode registers.
14966 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14969 * final.c (label_to_max_skip): New function.
14970 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14971 CODE_LABEL_NUMBER <= max_labelno.
14972 * output.h (label_to_max_skip): New prototype.
14973 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14974 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14975 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14976 Handle CODE_LABELs with >= 16 byte alignment or with
14977 max_skip == (1 << align) - 1.
14978 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14979 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14982 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14983 .p2align 3 if MAX_SKIP is smaller than 7.
14984 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14986 2009-05-15 Ian Lance Taylor <iant@google.com>
14988 * alias.c (struct alias_set_entry_d): Rename from struct
14989 alias_set_entry. Change all uses.
14990 * except.c (struct call_site_record_d): Rename from struct
14991 call_site_record. Change all uses.
14992 * except.h (struct eh_region_d): Rename from struct eh_region.
14994 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14996 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14997 ivtype_map_elt. Change all uses.
14998 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15000 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15001 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15003 (struct sese_d): Rename from struct sese. Change all uses.
15004 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15005 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15006 * optabs.h (struct optab_d): Rename from struct optab. Change all
15008 (struct convert_optab_d): Rename from struct convert_optab.
15010 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15011 ipa_opt_pass. Change all uses.
15012 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15015 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15016 defined as a typedef.
15017 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15020 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15023 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15025 (merge_ranges): Returns bool.
15026 * tree.h (make_range): .. to here.
15027 (build_range_check): Likewise.
15028 (merge_ranges): Likewise. Renamed from merge_ranges.
15029 * c-typeck.c (parser_build_binary_op): Update calls to
15030 warn_logical_operator.
15031 * c-common.c (warn_logical_operator): Add new warning.
15032 * c-common.h (warn_logical_operator): Update declaration.
15034 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15036 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15038 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15040 * doc/install.texi: Document MPC requirements, flags etc.
15042 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15043 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15044 Evaluate constant arguments.
15045 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15046 (fold_builtin_1): Likewise, also evaluate constant arguments.
15047 Remove superfluous break.
15048 (do_mpc_ckconv): New.
15049 * real.h: Include mpc.h.
15050 * toplev.c (print_version): Output MPC version info if available.
15052 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15054 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15056 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15058 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15061 2009-05-15 Jan Hubicka <jh@suse.cz>
15063 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15064 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15065 (try_inline): Fix return value.
15066 (cgraph_decide_inlining_incrementally): Honor new value.
15067 (cgraph_early_inlining): Handle indirect inlining.
15068 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15070 2009-05-15 Jan Hubicka <jh@suse.cz>
15072 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15073 * cgraphunit.c (cgraph_finalize_function): Set it.
15074 (cgraph_expand_function): Use it.
15076 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15078 * real.c (encode_ieee_half): Define.
15079 (decode_ieee_half): Define.
15080 (ieee_half_format): Define.
15081 (arm_half_format): Define.
15082 * real.h (ieee_half_format): Declare.
15083 (arm_half_format): Declare.
15085 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15087 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15088 swapped, and reversed optabs exist before trying to use them.
15090 2009-05-15 Paul Brook <paul@codesourcery.com>
15091 Sandra Loosemore <sandra@codesourcery.com>
15093 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15094 loads. Allow PRE_DEC.
15095 (output_move_neon): Handle PRE_DEC.
15096 (arm_print_operand): Add 'A' for neon structure loads.
15097 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15098 * config/arm/neon.md (neon_mov): Update comment.
15099 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15101 (Um): New constraint.
15103 2009-05-15 Jan Hubicka <jh@suse.cz>
15105 Revert the following patch until testsuite fallout is fixed:
15106 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15107 * cgraph.h (struct inline_summary): New filed self_wize,
15108 size_inlining_benefit, self_time and time_inlining_benefit.
15109 (struct cgraph_global_info): Replace insns by time ans size fields.
15110 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15111 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15112 (ipcp_update_callgraph): Do not touch function bodies.
15113 * ipa-inline.c: Include except.h
15114 (MAX_TIME): New constant.
15115 (overall_insns): Remove
15116 (overall_size, max_benefit): New static variables.
15117 (cgraph_estimate_time_after_inlining): New function.
15118 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15119 (cgraph_clone_inlined_nodes): Update size.
15120 (cgraph_mark_inline_edge): Update size.
15121 (cgraph_estimate_growth): Use size info.
15122 (cgraph_check_inline_limits): Check size.
15123 (cgraph_default_inline_p): Likewise.
15124 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15125 (cgraph_decide_recursive_inlining): Check size.
15126 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15128 (cgraph_decide_inlining): Likewise.
15129 (cgraph_decide_inlining_incrementally): Likewise; honor
15130 PARAM_EARLY_INLINING_INSNS.
15131 (likely_eliminated_by_inlining_p): New predicate.
15132 (estimate_function_body_sizes): New function.
15133 (compute_inline_parameters): Use it.
15134 * except.c (must_not_throw_labels): New function.
15135 * except.h (must_not_throw_labels): Declare.
15136 * tree-inline.c (init_inline_once): Kill inlining_weigths
15137 * tree-ssa-structalias.c: Avoid uninitialized warning.
15138 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15139 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15140 (PARAM_INLINE_CALL_COST): Remove.
15141 (PARAM_EARLY_INLINING_INSNS): New.
15143 2009-05-15 Richard Guenther <rguenther@suse.de>
15145 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
15146 not TODO_update_ssa.
15148 2009-05-15 Richard Guenther <rguenther@suse.de>
15150 PR tree-optimization/39999
15151 * gimple.h (gimple_expr_type): Use the expression type looking
15152 through useless conversions.
15153 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
15154 (vn_nary_op_insert_stmt): Likewise.
15155 (simplify_binary_expression): Likewise.
15157 2009-05-15 Richard Guenther <rguenther@suse.de>
15159 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15160 New options, enabled by default.
15161 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15163 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15164 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15165 * tree-ssa-structalias.c (gate_tree_pta): New function.
15166 (pass_build_alias): Use it.
15168 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15170 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15171 recurse on an invariant address if a conversion from a pointer
15172 type to a wider integer type is involved.
15174 2009-05-15 Jan Hubicka <jh@suse.cz>
15176 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15177 * cgraph.h (struct inline_summary): New filed self_wize,
15178 size_inlining_benefit, self_time and time_inlining_benefit.
15179 (struct cgraph_global_info): Replace insns by time ans size fields.
15180 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15181 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15182 (ipcp_update_callgraph): Do not touch function bodies.
15183 * ipa-inline.c: Include except.h
15184 (MAX_TIME): New constant.
15185 (overall_insns): Remove
15186 (overall_size, max_benefit): New static variables.
15187 (cgraph_estimate_time_after_inlining): New function.
15188 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15189 (cgraph_clone_inlined_nodes): Update size.
15190 (cgraph_mark_inline_edge): Update size.
15191 (cgraph_estimate_growth): Use size info.
15192 (cgraph_check_inline_limits): Check size.
15193 (cgraph_default_inline_p): Likewise.
15194 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15195 (cgraph_decide_recursive_inlining): Check size.
15196 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15198 (cgraph_decide_inlining): Likewise.
15199 (cgraph_decide_inlining_incrementally): Likewise; honor
15200 PARAM_EARLY_INLINING_INSNS.
15201 (likely_eliminated_by_inlining_p): New predicate.
15202 (estimate_function_body_sizes): New function.
15203 (compute_inline_parameters): Use it.
15204 * except.c (must_not_throw_labels): New function.
15205 * except.h (must_not_throw_labels): Declare.
15206 * tree-inline.c (init_inline_once): Kill inlining_weigths
15207 * tree-ssa-structalias.c: Avoid uninitialized warning.
15208 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15209 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15210 (PARAM_INLINE_CALL_COST): Remove.
15211 (PARAM_EARLY_INLINING_INSNS): New.
15212 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15213 (inline-call-cost): Remove.
15214 (early-inlining-insns): New.
15216 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15218 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15220 (print_int_cst_bounds_in_octal_p): Likewise.
15221 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15223 * dwarf2out.c (base_type_die): Likewise.
15224 (is_subrange_type): Delete.
15225 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15226 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15227 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15228 if the destination type is boolean.
15229 (build_range_check): Do not special-case subtypes.
15230 (fold_sign_changed_comparison): Likewise.
15231 (fold_unary): Likewise.
15232 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15233 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15234 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15235 * tree.c (subrange_type_for_debug_p): New predicate based on the
15236 former is_subrange_type.
15237 * tree.h (subrange_type_for_debug_p): Declare.
15238 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15239 (convert_affine_scev): Remove call to above function.
15240 (chrec_convert_aggressive): Likewise.
15241 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15242 false for conversions involving subtypes.
15243 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15244 (vrp_val_min): Likewise.
15245 (needs_overflow_infinity): Likewise.
15246 (extract_range_from_unary_expr): Likewise.
15248 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15250 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15251 * config/frv/frv.c: Likewise.
15252 * config/s390/s390.c: Likewise.
15253 * config/sparc/sparc.h: Likewise.
15254 * config/i386/i386.h: Likewise.
15255 * config/i386/i386.c: Likewise.
15256 * config/crx/crx.c: Likewise.
15257 * config/m68hc11/m68hc11.h: Likewise.
15258 * config/iq2000/iq2000.c: Likewise.
15259 * config/mn10300/mn10300.h: Likewise.
15260 * config/mn10300/mn10300.c: Likewise.
15261 * config/m68k/m68k.c: Likewise.
15262 * config/rs6000/rs6000.c: Likewise.
15263 * config/rs6000/xcoff.h: Likewise.
15264 * config/rs6000/linux64.h: Likewise.
15265 * config/rs6000/sysv4.h: Likewise.
15266 * config/score/score3.c: Likewise.
15267 * config/score/score7.c: Likewise.
15268 * config/score/score.c: Likewise.
15269 * config/arm/arm.md: Likewise.
15270 * config/mips/mips.c: Likewise.
15271 * config/mips/mips.md: Likewise.
15272 * config/bfin/bfin.h: Likewise.
15273 * config/pa/pa.c: Likewise.
15274 * config/pa/constraints.md: Likewise.
15276 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15277 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15278 * config/pdp11/pdp11.h: Use memory_address_p instead.
15280 2009-05-14 Ian Lance Taylor <iant@google.com>
15282 * passes.c (finish_optimization_passes): Change i to int.
15283 * plugin.c (plugins_active_p): Change event to int.
15284 (dump_active_plugins): Likewise.
15285 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15287 * tree.c (tree_range_check_failed): Change c to unsigned int.
15288 (omp_clause_range_check_failed): Likewise.
15289 (build_common_builtin_nodes): Change mode to int. Add cast.
15290 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15291 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15293 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15294 ++ or -- with a variable of enum type.
15296 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15299 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15301 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15303 * store-motion.c: Do not include params.h
15304 * Makefile.in: Fix dependencies for various files.
15306 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15308 * auto-inc-dec.c: Fix pass description, remove apparent
15309 accidental duplication.
15311 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15313 PR middle-end/40147
15314 * ipa-utils.h (memory_identifier_string): Moved to ...
15315 * tree.h (memory_identifier_string): Here. Add GTY(()).
15317 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15319 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15320 in the former documentation of...
15321 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15322 * ira-conflicts.c (get_dup_num): Use address_operand.
15323 * targhooks.c (default_legitimate_address_p): New.
15324 * targhooks.h (default_legitimate_address_p): New.
15325 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15327 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15328 * target.h (struct target): Add legitimate_address_p.
15329 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15330 (TARGET_INITIALIZER): Include it.
15332 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15333 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15334 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15335 (TARGET_LEGITIMATE_ADDRESS_P): New.
15337 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15338 (REG_OK_STRICT_P): Delete.
15339 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15340 (frv_legitimate_address_p_1): ... this.
15341 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15342 (frv_legitimate_address_p_1): ... the renamed old
15343 frv_legitimate_address_p.
15344 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15345 (TARGET_LEGITIMATE_ADDRESS_P): New.
15347 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15348 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15349 * config/s390/s390.c (legitimate_address_p): Rename to...
15350 (s390_legitimate_address_p): ... this, make static.
15351 (legitimize_address): Adjust call.
15352 (TARGET_LEGITIMATE_ADDRESS_P): New.
15353 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15355 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15356 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15357 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15358 (TARGET_LEGITIMATE_ADDRESS_P): New.
15360 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15361 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15362 * config/spu/spu.c (spu_legitimate_address): Rename to...
15363 (spu_legitimate_address_p): ... this, make static.
15364 (TARGET_LEGITIMATE_ADDRESS_P): New.
15366 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15367 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15368 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15369 (sparc_legitimate_address_p): ... this, make static and return bool.
15370 (legitimize_address): Adjust call.
15371 (TARGET_LEGITIMATE_ADDRESS_P): New.
15373 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15374 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15375 * config/i386/i386.c (legitimate_address_p): Rename to...
15376 (ix86_legitimate_address_p): ... this, make static.
15377 (constant_address_p): Move after it, adjust call.
15378 (TARGET_LEGITIMATE_ADDRESS_P): New.
15380 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15381 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15382 * config/avr/avr.c (legitimate_address_p): Rename to...
15383 (avr_legitimate_address_p): ... this, make static.
15384 (legitimize_address): Adjust call.
15385 (TARGET_LEGITIMATE_ADDRESS_P): New.
15387 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15388 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15389 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15390 (TARGET_LEGITIMATE_ADDRESS_P): New.
15392 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15393 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15394 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15395 (TARGET_LEGITIMATE_ADDRESS_P): New.
15397 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15398 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15400 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15402 (TARGET_LEGITIMATE_ADDRESS_P): New.
15404 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15405 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15407 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15409 (m68hc11_legitimate_address_p): ... this, make static.
15410 (go_if_legitimate_address_internal): Rename to...
15411 (m68hc11_legitimate_address_p_1): ... this.
15412 (legitimize_address): Adjust call.
15413 (TARGET_LEGITIMATE_ADDRESS_P): New.
15415 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15416 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15417 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15418 (TARGET_LEGITIMATE_ADDRESS_P): New.
15420 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15421 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15422 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15423 (mn10300_legitimate_address_p): ... this, make static.
15424 (TARGET_LEGITIMATE_ADDRESS_P): New.
15426 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15427 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15428 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15429 (TARGET_LEGITIMATE_ADDRESS_P): New.
15431 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15432 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15433 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15434 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15435 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15436 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15437 (rs6000_legitimate_address_p): ... this, make static.
15438 (TARGET_LEGITIMATE_ADDRESS_P): New.
15439 (REG_MODE_OK_FOR_BASE_P): Delete.
15440 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15442 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15443 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15445 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15446 static, adjust types.
15447 (TARGET_LEGITIMATE_ADDRESS_P): New.
15449 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15450 * config/score/score.c (score_address_p): Rename to...
15451 (score_legitimate_address_p): ... this.
15452 (TARGET_LEGITIMATE_ADDRESS_P): New.
15453 * config/score/score3.c (score3_address_p): Rename to...
15454 (score3_legitimate_address_p): ... this.
15455 * config/score/score7.c (score7_address_p): Rename to...
15456 (score7_legitimate_address_p): ... this.
15458 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15459 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15460 GO_IF_LEGITIMATE_ADDRESS): Delete.
15461 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15462 thumb2_legitimate_address_p): Delete.
15463 (arm_legitimate_address_p): Rename to...
15464 (arm_legitimate_address_outer_p): ... this.
15465 * config/arm/constraints.md ("Uq"): Adjust call.
15466 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15467 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15469 (arm_legitimate_address_outer_p): ... this.
15470 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15472 (TARGET_LEGITIMATE_ADDRESS_P): New.
15474 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15475 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15476 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15477 (TARGET_LEGITIMATE_ADDRESS_P): New.
15479 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15480 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15481 * config/vax/vax.c (legitimate_address_p): Rename to...
15482 (vax_legitimate_address_p): ... this, make static.
15483 (TARGET_LEGITIMATE_ADDRESS_P): New.
15485 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15486 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15487 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15488 (TARGET_LEGITIMATE_ADDRESS_P): New.
15490 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15491 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15492 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15493 (mmix_legitimate_address_p): ... this, make static.
15494 (TARGET_LEGITIMATE_ADDRESS_P): New.
15496 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15497 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15498 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15499 (TARGET_LEGITIMATE_ADDRESS_P): New.
15501 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15503 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15504 of MODE_COMPLEX_INT.
15506 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15508 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15509 LCT_NORMAL in function call.
15510 * mips-tdump.c (print_file_desc): Add cast to enum type.
15511 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15512 (mark_stabs): Add casts to enum types.
15513 (parse_stabs_common): Add casts to enum types.
15515 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15517 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15518 Check for invalid values of LETTER.
15520 2009-05-13 Taras Glek <tglek@mozilla.com>
15522 * attribs.c (register_attribute): moved out attribute registration
15523 into register_attribute.
15524 * doc/plugins.texi: Documented register_attribute and
15526 * gcc-plugin.h: Added forward decl for register_attribute.
15527 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15528 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15529 PLUGIN_ATTRIBUTES boilerplate.
15531 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15533 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15534 values even in sentinel and empty entries.
15535 (ms_printf_flag_specs): Likewise.
15536 (ms_scanf_flag_specs): Likewise.
15537 (ms_strftime_flag_specs): Likewise.
15538 (ms_print_char_table): Likewise.
15539 (ms_scan_char_table): Likewise.
15540 (ms_time_char_table): Likewise.
15542 2009-05-13 Doug Kwan <dougkwan@google.com>
15544 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15546 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15548 * config/mips/mips.md (store): Add attributes for QI and HI.
15550 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15551 (truncdi<mode>2): ... this new pattern.
15553 2009-05-13 Brad Hards <bradh@kde.org>
15555 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15557 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15558 Ben Elliston <bje@au.ibm.com>
15560 PR middle-end/40035
15561 * dse.c (check_mem_read_rtx): Guard against width == -1.
15563 2009-05-13 Michael Matz <matz@suse.de>
15565 PR middle-end/39976
15566 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15567 (trivially_conflicts_p): New function.
15568 (insert_backedge_copies): Use it.
15570 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15572 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15573 (handle_stdc_pragma): Use new enum constant names.
15574 (handle_pragma_float_const_decimal64): Ditto.
15576 2009-05-13 Ian Lance Taylor <iant@google.com>
15578 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15581 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15583 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15584 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15586 * config/m68k/m68k.h (FL_UCLINUX): Define.
15588 2009-05-13 Jan Hubicka <jh@suse.cz>
15590 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15592 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15594 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15595 unless -fschedule-insns is specified.
15597 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15600 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15601 TARGET_EXPAND_CBRANCHDI4.
15602 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15603 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15604 (cmpeqdi): Fix comment.
15606 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15608 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15609 (sh_legitimate_address_p): Likewise.
15610 * config/sh/sh.c (sh_legitimate_index_p): New.
15611 (sh_legitimate_address_p): Likewise.
15612 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15613 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15614 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15615 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15616 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15617 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15618 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15619 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15620 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15622 2009-05-12 Jan Hubicka <jh@suse.cz>
15624 * tree-inline.c (estimate_operator_cost): Add operands;
15625 when division happens by constant, it is cheap.
15626 (estimate_num_insns): Loads and stores are not having cost of 0;
15627 EH magic stuff is cheap; when computing runtime cost of switch,
15628 use log2 base of amount of its cases; builtin_expect has cost of 0;
15629 compute cost for moving return value of call.
15630 (init_inline_once): Initialize time_based flags.
15631 * tree-inline.h (eni_weights_d): Add time_based flag.
15633 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15635 * df-core.c: Update head documentation.
15637 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15640 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15641 shadowing exisiting variable op1.
15643 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15646 * config/i386/driver-i386.c (processor_signatures): New enum.
15647 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15648 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15649 processor signature to detect geode processor.
15651 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15655 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15657 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15658 causes spurious differences between trunk and cond-optab branch.
15660 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15662 * dojump.c (compare_from_rtx): Delete.
15663 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15664 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15665 if the comparison does not satisfy the predicate; test predicates for
15666 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15667 further if one existing pattern fails.
15668 * expr.h (compare_from_rtx): Delete.
15669 (prepare_operand): Declare it.
15670 * optabs.c: Change "lib call" to "libcall" throughout.
15671 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15672 HAVE_conditional_trap, emit_cmp_insn): Delete.
15673 (can_compare_p): Delete cmp_optab case.
15674 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15675 Accept other parameters by value.
15676 (prepare_operand): Make non-static.
15677 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15678 other parameters by value. Try to widen operands here based on
15679 an optab_methods argument and looking at cbranch_optab.
15680 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15681 loop. Use cbranch_optab directly.
15682 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15683 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15685 (emit_conditional_move, emit_conditional_add): Inline what's needed
15686 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15687 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15688 with COMPARE. Move cmov_optab and cstore_optab above
15689 with cbranch_optab, move cmp_optab down with ucmp_optab,
15690 remove tst_otpab. Do not initialize trap_rtx.
15691 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15692 for trap code. Do not check HAVE_conditional_trap. Use
15693 prepare_cmp_insn. Accept no predicate for operand 3.
15694 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15695 (OTI_ctrap, ctrap_optab): New.
15696 (tst_optab): Delete.
15697 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15698 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15699 with lookup of ctrap_optab.
15700 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15702 (ctrap_optab): New.
15704 * combine.c (combine_simplify_rtx, simplify_set): Do not
15705 special case comparing against zero for cc0 machines.
15706 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15707 COMPARE on cc0 machines.
15708 (simplify_relational_operation): Return a new expression when
15709 a COMPARE could be removed.
15710 * final.c (final_scan_insn): Compare cc_status values
15711 against LHS of a (compare FOO (const_int 0)) cc0 source.
15712 Also check if cc_status.value is the full compare.
15714 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15715 (cstoreMM4): Document.
15716 (conditional_trap): Document ctrapMM4 instead.
15717 (sync_compare_and_swapMM): Refer to cbranchcc4.
15718 (Dependent Patterns): Eliminate obsolete information referring to
15719 the old jump optimization phase.
15720 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15721 of compares with 0 on cc0 machines.
15722 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15723 avoiding references to cc0. Remove text about storing operands
15725 * doc/tm.texi (Condition Codes): Include blurb on different
15726 condition code representations, separate into subsections for
15727 CC0, MODE_CC and conditional execution.
15729 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15730 alpha_emit_setcc): Accept operands and a machine mode.
15731 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15732 Get code/op0/op1 from operands, use machine mode argument
15733 instead of alpha_compare.fp_p. Emit the branch here.
15734 (alpha_emit_setcc): Likewise, and return boolean.
15735 (alpha_emit_conditional_move): Likewise. Assert that
15736 cmp_op_mode == cmp_mode, and simplify accordingly.
15737 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15738 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15739 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15741 (stack probe test): Use cbranchdi4.
15742 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15744 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15745 * config/arc/arc.h (movsicc, movsfcc): Use it.
15746 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15747 (cbranchsi4, cstoresi4): New.
15748 (cmpsi, bCC and sCC expanders): Remove.
15750 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15751 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15752 * config/arm/predicates.md (arm_comparison_operator): Only include
15753 floating-point operators if there is a hardware floating-point unit.
15754 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15755 deferring to cbranch_cc and cstore_cc respectively.
15756 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15757 cbranch_cc, cstore_cc): New.
15758 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15760 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15762 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15763 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15765 (adjust_insn_length): Adjust calls.
15766 (avr_reorg): Handle (compare (foo) (const_int 0)).
15767 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15768 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15769 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15770 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15772 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15773 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15775 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15776 (cbranchsi4, cstorebi4, cstoresi4): New.
15777 (movbisi): This insn is duplicate, split it to zero_extend.
15778 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15779 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15780 (bfin_optimize_loop): Use cbranch expander.
15781 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15782 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15783 (bfin_bimode_comparison_operator): ... this.
15784 (bfin_direct_comparison_operator): New.
15786 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15787 inside (compare FOO (const_int 0)).
15788 (cris_rtx_costs): Handle ZERO_EXTRACT.
15789 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15790 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15791 (*tstdi_v32): Delete.
15792 (*cmpdi_non_v32): Add M alternative for operand 1.
15793 (cmpsi, cmp<mode>): Make private.
15794 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15796 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15798 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15799 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15800 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15801 (cc_reg_operand): New.
15802 (any_cond): Delete.
15803 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15804 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15805 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15806 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15807 crx_expand_scond): Delete.
15809 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15811 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15812 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15814 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15815 cstoresi4, cstoresf4, cstoredf4): New.
15816 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15817 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15818 Receive the entire operands array.
15819 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15820 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15821 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15822 Get test/op0/op1 from the operands array.
15823 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15825 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15826 (h8300_expand_store): New.
15827 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15829 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15830 (h8300_expand_store): New.
15831 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15832 or do not try to produce (set (cc0) REG).
15833 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15834 change a compare into a move to a scratch register. Disable some
15835 peepholes when comparing with zero.
15836 (tstsi, tsthi, tstsi, cmpqi): Make private.
15838 (bCC, sCC): Delete.
15839 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15842 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15843 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15844 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15845 (ix86_emit_i387_log1p): Use cbranchxf2.
15846 (ix86_expand_setcc): Return void.
15847 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15848 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15849 cmp<MODEF>, cmpcc): Remove.
15850 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15851 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15852 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15853 (sCC and bCC expanders): Remove.
15854 (stack_protect_test): Use cbranchcc4.
15856 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15858 (ia64_expand_compare): Accept three rtx by reference and return void.
15859 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15860 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15861 from *expr. Update *expr with the BImode comparison to do.
15862 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15863 cmptf, bCC, sCC, conditional_trap): Delete.
15864 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15865 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15866 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15867 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15868 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15870 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15871 type of last argument.
15872 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15873 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15874 use machine mode argument instead of branch_type. Remove dead
15875 code for floating-point comparisons.
15876 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15877 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15879 (cbranchsi4, cstoresi4): New.
15880 * config/iq2000/predicates.md (reg_or_const_operand): New.
15882 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15883 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15884 (b<code>_op): Rewrite to...
15885 (bcc_op): ... this, using match_operator.
15886 (s<code>_op): Rewrite to...
15887 (scc_op): ... this, using match_operator.
15888 (s<code>_24_op): Rewrite to...
15889 (scc_op_24): ... this, using match_operator.
15890 (s<code>_<mode>): Rewrite to...
15891 (cstore<mode>4): ... this, using match_operator.
15892 (s<code>_<mode>_24): Rewrite to...
15893 (cstore<mode>4_24): ... this, using match_operator.
15894 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15895 m32c_unpend_compare, m32c_expand_scc): Delete.
15896 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15897 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15898 (m32c_expand_movcc): Change NE to EQ if necessary.
15899 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15901 * config/m32r/m32r-protos.h (gen_cond_store): New.
15902 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15903 (gen_cond_store): New, from sCC patterns.
15904 (m32r_expand_block_move): Use cbranchsi4.
15905 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15906 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15907 (cbranchsi4, cstoresi4): New.
15909 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15911 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15912 (m68hc11_notice_update_cc): Look into a compare with 0.
15913 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15915 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15916 cmphi, cmpqi, bCC): Delete.
15917 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15918 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15919 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15922 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15923 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15924 * config/m68k/constraints.md (H): New.
15925 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15926 the define_insn below.
15927 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15928 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15929 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15930 patterns): Wrap RHS with COMPARE.
15931 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15932 (*cmpdi_internal): Name this pattern.
15933 (cmpdi): Change to define_insn.
15934 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15935 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15936 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15938 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15939 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15940 (conditional_trap): Change to...
15941 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15942 (*conditional_trap): Use the ordered_comparison_operator and
15943 const1_operand predicates.
15944 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15945 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15946 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15947 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15949 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15950 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15951 (mcore_gen_compare): New.
15952 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15953 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15954 (mcore_gen_compare): ... this.
15955 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15956 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15957 (stack probe pattern): Use cbranchsi4.
15959 * config/mips/predicates.md (mips_cstore_operator): New.
15960 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15961 * config/mips/mips.md (any_cond): Delete.
15962 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15964 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15965 fixuns_truncsfdi2): Use cbranch patterns.
15966 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15967 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15968 Adjust call to mips_expand_conditional_branch.
15969 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15971 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15972 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15973 * config/mips/mips.c (cmp_operands): Delete.
15974 (mips_emit_compare): Get comparison operands from *op0/*op1.
15975 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15976 that it succeeds. Use op0/op1 instead of cmp_operands.
15977 (mips_expand_conditional_branch, mips_expand_conditional_move,
15978 mips_expand_conditional_trap): Likewise.
15979 (mips_block_move_loop): Use cbranch patterns.
15980 * config/mips/mips.h (cmp_operands): Delete.
15982 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15983 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15984 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15985 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15986 (*cmpcc_folded): Rename to...
15987 (*cmpdi_folded): this.
15988 (*cmpcc): Rename to...
15990 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15993 (cbranchdf4): New. Handle invalid comparisons here.
15994 * config/mmix/predicates.md (float_comparison_operator): New.
15996 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15997 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15998 * config/mn10300/mn10300.md (tst): Delete.
15999 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16000 Name these patterns and wrap RHS in a compare.
16001 (*cmpsi): Make this pattern private. Include tst.
16002 (*cmpsf): Make this pattern private.
16003 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16004 (compare with zero peepholes): Likewise.
16006 (cbranchsi4, cbranchsf4): New.
16007 (casesi): Use cbranchsi4.
16009 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16010 hppa_branch_type): Delete.
16011 (return_addr_rtx): Use cbranchsi4.
16012 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16013 Emit CCFPmode comparison here.
16014 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16015 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16016 hppa_branch_type): Delete.
16017 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16018 (movsicc, movdicc): Remove references to hppa_compare_op0,
16019 hppa_compare_op1 and compare_from_rtx.
16020 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16021 (casesi): Use cbranchsi4.
16023 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16024 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16025 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16026 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16027 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16029 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16030 (*branch, *branch_inverted): New.
16032 * config/picochip/picochip.md (cbranchhi4): Use
16033 ordered_comparison_operator.
16034 (cmphi, bCC): Remove.
16036 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16037 (trap_comparison_operator): Delete.
16038 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16039 rs6000_emit_cbranch): Accept mode and operands.
16040 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16041 rs6000_compare_fp_p): Delete.
16042 (rs6000_generate_compare): Accept mode and comparison. Extract code
16043 and op0/op1 from there. Replace references to rs6000_compare_op0
16044 and rs6000_compare_op1.
16045 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16046 extract result from passed operands.
16047 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16048 extract loc from passed operands.
16049 (rs6000_emit_cmove): Likewise.
16050 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16051 rs6000_compare_fp_p): Delete.
16052 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16053 (cbranch<GPR>4, cbranch<FP>4): New.
16054 (cstore<mode>4): New. Consolidate here all choices about when to use
16055 portable or specialized sCC sequences.
16056 (stack_protect_test): Use cbranchsi4.
16057 (conditional_trap): Replace with ctrap<GPR>4.
16058 (conditional trap insn): Replace trap_comparison_operator with
16059 ordered_comparison_operator.
16061 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16062 (s390_emit_prologue): Use ctrap.
16063 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16064 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16065 New predicates replacing...
16066 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16067 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16068 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16069 (add<mode>cc): Do not use s390_compare_op0/op1.
16070 (s<code>): Change to...
16071 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16072 (seq): Change to...
16073 (cstorecc4): ... this. Handle EQ or NE equally.
16074 (*sne): Un-privatize for use in cstorecc4.
16075 (b<code>): Change to...
16076 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16077 (conditional_trap): Replace with...
16078 (ctrap<GPR>4, ctrap<FP>4): ... these.
16079 (stack_protect): Use cbranchcc4.
16081 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16082 * config/score/score-protos.h (score_gen_cmp): Delete.
16083 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16084 (score_block_move-loop): Use cbranchsi4.
16085 * config/score/score.md (cbranchsi4): New.
16086 (cmpsi, bCC): Delete.
16087 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16088 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16089 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16090 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16091 * config/score/score3.h (score3_gen_cmp): Delete.
16092 * config/score/score7.h (score7_gen_cmp): Delete.
16094 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16095 (sh_emit_scc_to_t): ... this. Return void.
16096 (from_compare): Rename to...
16097 (sh_emit_compare_and_branch): ... this.
16098 (sh_emit_compare_and_set): New.
16099 (sh_expand_t_scc): Accept operands.
16100 * config/sh/predicates.md (sh_float_comparison_operator): New.
16101 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16102 (prepare_scc_operands): Rename to...
16103 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16105 (sh_emit_cheap_store_flag): New.
16106 (sh_emit_set_t_insn): New.
16107 (from_compare): Rename to...
16108 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16109 handling of TARGET_SH2E floating point to avoid recursive call.
16110 Generate branch here.
16111 (sh_emit_compare_and_set): New.
16112 (sh_expand_t_scc): Get op0/op1 from arguments.
16113 (sh_emit_cheap_store_flag): New.
16114 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16116 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16117 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16118 (movsicc, movdicc): Do nothing when it recreated operands from
16119 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16120 prepare_scc_operands (now sh_emit_scc_to_t).
16121 (udivdi3): Use cstoresi4.
16122 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16123 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16124 (cbranchint4_media, cbranchfp4_media): New.
16125 (casesi): Use cbranchdi4.
16126 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16128 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16129 (movnegt): Remove second operand.
16130 (cbranchsf4, cbranchdf4): New.
16131 (stack_protect): Use cbranchdi4/cbranchsi4.
16133 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16134 (gen_compare_reg): Accept comparison, extract part of it to...
16135 (gen_compare_reg_1): ... this.
16136 (gen_compare_operator): Delete.
16137 (gen_v9_scc): Accept separate destination, comparison code and arms.
16138 Do not use sparc_compare_op0/sparc_compare_op1.
16139 (emit_scc_insn, emit_conditional_branch_insn): New.
16140 (emit_v9_brxx): Make static. Remove useless assertion.
16141 (sparc_emit_float_lib_cmp): Return RTL instead of calling
16143 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
16144 * config/sparc/sparc-protos.h (gen_compare_reg,
16145 sparc_emit_float_lib_cmp): Adjust prototype.
16146 (emit_scc_insn, emit_conditional_branch_insn): New.
16147 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
16148 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
16149 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
16150 iterators to the top.
16151 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
16152 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
16153 snedi_special_trunc): Delete.
16154 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
16155 and snedi_special_trunc.
16156 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
16157 cbranchdi4, cbranch<F:mode>4): New.
16158 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
16159 here. Use gen_compare_reg instead of gen_compare_operator.
16160 (conditional_trap): Replace with...
16161 (ctrapsi4, ctrapdi4): ... this.
16162 (stack_protect_test): Use cbranchcc4.
16164 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16166 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16167 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16168 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16169 from operands[0] or operands[3] depending on is_set.
16170 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16171 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16172 cmpdf, bCC), sCC: Remove.
16173 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16174 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16176 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16177 spu_emit_branch_or_set.
16179 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
16181 * config/stormy16/stormy16.h (xstormy16_compare_op0,
16182 xstormy16_compare_op1): Delete.
16183 * config/stormy16/stormy16.c (xstormy16_compare_op0,
16184 xstormy16_compare_op1): Delete.
16185 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
16187 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
16188 (cmphi, cmpsi, bCC): Remove.
16190 * config/v850/v850.md (tstsi, cmpsi): Fold into...
16191 (*cmpsi): ... this one.
16192 (cbranchsi4, cstoresi4): New.
16193 (bCC expanders): Delete.
16194 (sCC insns): Fold into...
16195 (*setcc): ... this one.
16196 (casesi): Do not use gen_cmpsi and gen_bgtu.
16197 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16198 (movsicc): Simplify.
16199 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16201 * config/vax/vax-protos.h (cond_name): New.
16202 (vax_output_conditional_branch): Remove.
16203 * config/vax/vax.c (cond_name): New.
16204 (vax_output_conditional_branch): Remove.
16205 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16206 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16207 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16208 (bit<VAXint>): Wrap source with (compare).
16209 (b<code> and following unnamed pattern): Rename to *branch and
16210 *branch_reversed. Change macroization to match_operator.
16211 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16213 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16214 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16215 Change last argument to machine_mode.
16216 (xtensa_expand_scc): Add machine_mode argument.
16217 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16218 (gen_conditional_move, xtensa_expand_conditional_branch,
16219 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16220 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16221 Adjust operand numbers.
16222 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16224 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16225 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16226 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16228 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16230 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16231 causes spurious differences between trunk and cond-optab branch.
16233 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16236 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16238 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16240 * tree.c (iterative_hash_pointer): Delete.
16241 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16242 Hash UIDs and versions of SSA names. Don't special-case built-in
16243 function declarations.
16245 2009-05-11 Ian Lance Taylor <iant@google.com>
16248 * graphite.c: Force -Wc++-compat to only be a warning before
16249 #including "cloog/cloog.h".
16251 2009-05-11 Martin Jambor <mjambor@suse.cz>
16253 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16255 2009-05-11 Jan Hubicka <jh@suse.cz>
16257 * tree-ssa-loop-ivcanon.c: Include target.h
16258 (struct loop_size): new structure.
16259 (constant_after_peeling): New predicate.
16260 (tree_estimate_loop_size): New function.
16261 (estimated_unrolled_size): Rewrite for new estimates.
16262 (try_unroll_loop_completely): Use new estimates.
16263 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16265 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16267 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16268 libcpp interface change.
16269 (spu_macro_to_expand): Likewise.
16271 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16273 PR tree-optimization/40026
16274 * gimplify.c (gimplify_init_constructor): Change initial conditional
16275 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16276 optimize_compound_literals_in_ctor.
16278 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16280 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16282 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16284 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16286 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16287 HOST_WIDE_INT for gap.
16289 2009-05-11 Ira Rosen <irar@il.ibm.com>
16291 PR tree-optimization/40074
16292 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16293 account in group size and step comparison.
16295 2009-05-11 Richard Guenther <rguenther@suse.de>
16297 * passes.c (init_optimization_passes): Strip now incorrect comment.
16298 (execute_function_todo): Do not set PROP_alias.
16299 * tree-pass.h (PROP_alias): Remove.
16300 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16301 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16302 * tree-nrv.c (pass_return_slot): Likewise.
16303 * tree-object-size.c (pass_object_sizes): Likewise.
16304 * tree-ssa-dom.c (pass_dominator): Likewise.
16305 (pass_phi_only_cprop): Likewise.
16306 * tree-ssa-dse.c (pass_dse): Likewise.
16307 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16308 (pass_cselim): Likewise.
16309 * tree-ssa-pre.c (pass_pre): Likewise.
16310 (pass_fre): Likewise.
16311 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16312 * tree-ssa-sink.c (pass_sink_code): Likewise.
16313 * tree-stdarg.c (pass_stdarg): Likewise.
16314 * tree-tailcall.c (pass_tail_calls): Likewise.
16315 * tree-vrp.c (pass_vrp): Likewise.
16317 2009-05-10 Ian Lance Taylor <iant@google.com>
16319 * basic-block.h (enum profile_status): Break out of struct
16320 control_flow_graph.
16321 * cgraph.h (struct inline_summary): Break out of struct
16323 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16324 of struct cgraph_order_sort.
16325 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16326 * cse.c (struct branch_path): Break out of struct
16327 cse_basic_block_data.
16328 * except.h (enum eh_region_type): Break out of struct eh_region.
16329 * gcc.c (enum add_del): Break out of struct modify_target.
16330 * genrecog.c (enum decision_type): Break out of struct decision_test.
16331 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16333 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16334 * regmove.c (enum match_use): New enum, broken out of struct match.
16335 * sched-int.h (enum post_call_group): New enum, broken out of
16337 (struct deps_reg): Break out of struct deps.
16338 * target.h (struct asm_int_op): Break out of struct gcc_target.
16339 * tree-eh.c (struct goto_queue_node): Break out of struct
16341 * tree-inline.h (enum copy_body_cge_which): Break out of
16343 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16345 * c-decl.c (in_struct, struct_types): New static variables.
16346 (pushtag): Add loc parameter. Change all callers.
16347 (lookup_tag): Add ploc parameter. Change all callers.
16348 (check_compound_literal_type): New function.
16349 (parser_xref_tag): Add loc parameter. Change all callers. If
16350 -Wc++-compat, warn about struct/union/enum types defined within a
16352 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16353 and loc parameters. Change all callers. Change error calls to
16354 error_at, using loc. For a redefinition, if the location of the
16355 original definition is known, report it. Set in_struct and
16356 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16357 (finish_struct): Add new parameters enclosing_in_struct and
16358 enclosing_struct_types. Change all callers. Set
16359 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16360 in the struct. If in a struct, add this struct to struct_types.
16361 (start_enum): Add loc parameter. Change all callers. Use
16362 error_at for errors, using loc. For a redefinition, if the
16363 location of the original definition is known, report it. If in a
16364 struct, add this enum type to struct_types. If -Wc++-compat warn
16365 if in sizeof, typeof, or alignof.
16366 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16367 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16368 (c_parser_enum_specifier): Get enum location for start_enum.
16369 (c_parser_struct_or_union_specifier): Get struct location for
16370 start_struct. Save in_struct and struct_types status between
16371 start_struct and finish_struct.
16372 (c_parser_cast_expression): Get location of cast.
16373 (c_parser_alignof_expression): Get location of type.
16374 (c_parser_postfix_expression): Likewise.
16375 (c_parser_postfix_expression_after_paren_type): Add type_loc
16376 parameter. Change all callers. Call check_compound_literal_type.
16377 Use type_loc for error about variable size type.
16378 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16379 of an enum constant from an enum type defined in a struct or union.
16380 (c_cast_expr): Add loc parameter. Change all callers. If
16381 -Wc++-compat, warn about defining a type in a cast.
16382 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16383 (start_enum, start_struct, finish_struct): Update declarations.
16384 (parser_xref_tag, c_cast_expr): Update declarations.
16385 (check_compound_literal_type): Declare.
16387 2009-05-11 Ben Elliston <bje@au.ibm.com>
16389 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16390 for recent libcpp interface change.
16391 (rs6000_macro_to_expand): Likewise.
16393 2009-05-10 Michael Matz <matz@suse.de>
16396 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16397 not at entry of function.
16399 2009-05-10 Richard Guenther <rguenther@suse.de>
16401 PR tree-optimization/40081
16403 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16404 using the main variant of the element type. Do not fiddle with
16405 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16407 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16408 structs with volatile fields.
16410 2009-05-10 Jan Hubicka <jh@suse.cz>
16412 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16413 (estimate_move_cost): Assert that it does not get called for
16415 (estimate_num_insns): Skip VOID types in argument handling.
16416 (optimize_inline_calls): Delete unreachable blocks and verify that
16417 callgraph is valid.
16419 2009-05-10 Jan Hubicka <jh@suse.cz>
16421 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16422 * cgraph.c (cgraph_mark_address_taken_node): New function.
16423 (dump_cgraph_node): Dump new flag.
16424 * cgraph.h (struct cgraph_node): Add address_taken.
16425 (cgraph_mark_address_taken_node): New function.
16426 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16427 since new direct calls can be born.
16429 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16431 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16432 tok->val.node.node.
16434 2009-05-10 Jan Hubicka <jh@suse.cz>
16436 PR middle-end/40084
16437 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16439 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16440 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16441 * tree-inline.c (copy_bb): Set frequency correctly.
16442 (fold_marked_statements): Update call to
16443 cgraph_update_edges_for_call_stmt.
16445 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16447 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16448 identifiers in diagnostics.
16449 * config/arm/arm.c (arm_handle_fndecl_attribute,
16450 arm_handle_isr_attribute): Likewise.
16451 * config/avr/avr.c (avr_handle_progmem_attribute,
16452 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16453 * config/bfin/bfin.c (handle_int_attribute,
16454 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16455 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16456 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16458 * config/darwin.c (darwin_handle_kext_attribute,
16459 darwin_handle_weak_import_attribute): Likewise.
16460 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16461 h8300_handle_eightbit_data_attribute,
16462 h8300_handle_tiny_data_attribute): Likewise.
16463 * config/i386/i386.c (ix86_handle_cconv_attribute,
16464 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16465 * config/i386/winnt.c (ix86_handle_shared_attribute,
16466 ix86_handle_selectany_attribute): Likewise.
16467 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16468 * config/m32c/m32c.c (function_vector_handler): Likewise.
16469 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16470 m68hc11_handle_fntype_attribute): Likewise.
16471 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16472 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16473 * config/mips/mips.c (mips_insert_attributes,
16474 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16475 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16476 rs6000_handle_struct_attribute): Likewise.
16477 * config/sh/sh.c (sh_insert_attributes,
16478 sh_handle_resbank_handler_attribute,
16479 sh_handle_interrupt_handler_attribute,
16480 sh2a_handle_function_vector_handler_attribute,
16481 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16483 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16484 * config/spu/spu.c (spu_handle_fndecl_attribute,
16485 spu_handle_vector_attribute): Likewise.
16486 * config/stormy16/stormy16.c
16487 (xstormy16_handle_interrupt_attribute): Likewise.
16488 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16489 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16491 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16493 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16494 (pp_translate_identifiers): New.
16495 (pp_identifier): Only conditionally translate identifier to locale
16497 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16498 (pp_base_tree_identifier): Only conditionally translate identifier
16499 to locale character set.
16500 * c-pretty-print.c (M_): Define.
16501 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16502 fragments for conditional translation with M_.
16503 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16504 identifier translation.
16506 2009-05-10 Richard Guenther <rguenther@suse.de>
16508 PR tree-optimization/40081
16509 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16510 using the main variant of the element type. Do not fiddle with
16511 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16513 2009-05-09 Jan Hubicka <jh@suse.cz>
16515 PR middle-end/40080
16516 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16517 indirect calls; verify cgraph afterwards.
16519 2009-05-09 Jan Hubicka <jh@suse.cz>
16522 * ipa.c (update_inlined_to_pointer): New function.
16523 (cgraph_remove_unreachable_nodes): Use it.
16525 2009-05-09 Jan Hubicka <jh@suse.cz>
16527 * tree-eh.c (struct leh_state): Remove prev_try.
16528 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16529 not track prev_try.
16530 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16531 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16532 remove_eh_handler_and_replace, foreach_reachable_handler,
16533 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16534 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16535 (gen_eh_region_cleanup): Update prototype.
16537 2009-05-09 Jan Hubicka <jh@suse.cz>
16539 PR middle-end/40043
16540 * except.c (copy_eh_region): Always set prev_try.
16541 (redirect_eh_edge_to_label): Find outer try.
16542 (foreach_reachable_handler): When looking for prev try
16543 handle case where previous try is not going to be taken.
16545 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16547 PR tree-optimization/40049
16548 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16549 only vector/vector shifts, convert the type of the constant to the
16550 appropriate type to avoid building incorrect trees, which
16551 eventually have problems with garbage collection.
16553 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16555 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16556 -1 for complex floating-point types if honoring signed zeros.
16558 2009-05-08 Jan Hubicka <jh@suse.cz>
16560 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16561 argument; handle correctly when profile is absent.
16562 (build_cgraph_edges): Update.
16563 (rebuild_cgraph_edges): Update.
16564 * cgraph.c: Do not include varray.h.
16565 (cgraph_set_call_stmt_including_clones): New function.
16566 (cgraph_create_edge_including_clones): Likewise
16567 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16568 (cgraph_update_edges_for_call_stmt): Handle clones.
16569 (cgraph_remove_node): Handle clone tree.
16570 (cgraph_remove_node_and_inline_clones): New function.
16571 (dump_cgraph_node): Dump clone tree.
16572 (cgraph_clone_node): Handle clone tree.
16573 (clone_function_name): Bring here from tree-inline.c.
16574 (cgraph_create_virtual_clone): New function.
16575 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16576 (cgraph_clone_info): New function.
16577 (strut cgraph_node): Add clone_info and new clone tree pointers.
16578 (cgraph_remove_node_and_inline_clones,
16579 cgraph_set_call_stmt_including_clones,
16580 cgraph_create_edge_including_clones,
16581 cgraph_create_virtual_clone): Declare.
16582 (cgraph_function_versioning): Use VEC argument.
16583 (compute_call_stmt_bb_frequency): Update prototype.
16584 (cgraph_materialize_all_clones): New function.
16585 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16586 (ipcp_create_replace_map): Update to VECtors.
16587 (ipcp_update_callgraph): Use virtual clones.
16588 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16589 (ipcp_update_profiling): Do not update local profiling.
16590 (ipcp_insert_stage): Use VECtors and virtual clones.
16591 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16592 (clone_of_p): New function.
16593 (cgraph_preserve_function_body_p): Use clone tree.
16594 (cgraph_optimize): Materialize clones.
16595 (cgraph_function_versioning): Update for VECtors.
16596 (save_inline_function_body): Use clone tree.
16597 (cgraph_materialize_clone): New function.
16598 (cgraph_materialize_all_clones): Likewise.
16599 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16600 * ipa.c: Include gimple.h.
16601 (cgraph_remove_unreachable_nodes): Use clone tree.
16602 * ipa-prop.c (ipa_note_param_call): Update call to
16603 compute_call_stmt_bb_frequencycall.
16604 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16605 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16606 (copy_bb): Handle updating of clone tree; add new edge when new call
16608 (expand_call_inline): Be strict about every call having edge.
16609 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16610 (delete_unreachable_blocks_update_callgraph): New function.
16611 (tree_function_versioning): Use VECtors; always remove unreachable
16612 blocks and fold conditionals.
16613 * tree-inline.h: Do not include varray.h.
16614 (tree_function_versioning): Remove.
16615 * Makefile.in (GTFILES): Remove tree-inline.c
16616 * passes.c (do_per_function): Do only functions having body.
16617 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16620 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16621 Andrew Morrow <acm@google.com>
16624 * c-common.c (c_common_attribute_table): Permit deprecated
16625 attribute to take an optional argument.
16626 (handle_deprecated_attribute): If the optional argument to
16627 __attribute__((deprecated)) is not a string ignore the attribute
16628 and emit a warning.
16630 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16631 * c-typeck.c (build_component_ref): Likewise.
16632 (build_external_ref): Likewise.
16634 * toplev.c (warn_deprecated_use): Add an attribute argument.
16635 Emit the message associated with __attribute__((deprecated)).
16637 * toplev.h (warn_deprecated_use): Updated.
16639 * doc/extend.texi: Document new optional parameter to
16640 __attribute__((deprecated))
16642 2009-05-08 Michael Eager <eager@eagercon.com>
16644 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16645 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16647 2009-05-08 Richard Guenther <rguenther@suse.de>
16649 PR tree-optimization/40062
16650 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16651 Avoid exponential behavior.
16653 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16655 PR rtl-optimization/33928
16657 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16658 process_uses, build_single_def_use_links): New.
16659 (update_df): Update use_def_ref.
16660 (forward_propagate_into): Use get_def_for_use instead of use-def
16662 (fwprop_init): Call build_single_def_use_links and let it initialize
16664 (fwprop_done): Free use_def_ref.
16665 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16666 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16667 df_rd_simulate_one_insn): New.
16668 (df_rd_bb_local_compute_process_def): Update head comment.
16669 (df_chain_create_bb): Use the new RD simulation functions.
16670 * df.h (df_rd_simulate_artificial_defs_at_top,
16671 df_rd_simulate_one_insn): New.
16672 * opts.c (decode_options): Enable fwprop at -O1.
16673 * doc/invoke.texi (-fforward-propagate): Document this.
16675 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16678 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16679 and one complex operand specially.
16680 * tree-complex.c (some_nonzerop): Do not identify a real value as
16681 zero if flag_signed_zeros.
16683 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16685 PR rtl-optimization/33928
16686 * loop-invariant.c (record_use): Fix && vs. || mishap.
16688 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16690 PR rtl-optimization/33928
16691 * loop-invariant.c (struct use): Add addr_use_p.
16692 (struct def): Add n_addr_uses.
16693 (struct invariant): Add cheap_address.
16694 (create_new_invariant): Set cheap_address.
16695 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16696 (record_uses): Pass df_ref to record_use.
16697 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16700 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16702 * config/sh/sh.c: Do not include c-pragma.h.
16704 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16706 * config/spu/spu.c: Remove include of c-common.h.
16708 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16711 * c-common.h (mark_valid_location_for_stdc_pragma,
16712 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16713 clear_float_const_decimal64, float_const_decimal64_p): New.
16714 * c.opt (Wunsuffixed-float-constants): New.
16715 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16716 unsuffixed float constant, handle new warning.
16717 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16718 * c-decl.c (c_scope): New flag float_const_decimal64.
16719 (set_float_const_decimal64, clear_float_const_decimal64,
16720 float_const_decimal64_p): New.
16721 (push_scope): Set new flag.
16722 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16723 to use STDC pragmas.
16724 (c_parser_external_declaration): Ditto.
16725 (c_parser_compound_statement_nostart): Ditto.
16726 * c-pragma.c (valid_location_for_stdc_pragma,
16727 mark_valid_location_for_stdc_pragma,
16728 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16729 handle_pragma_float_const_decimal64): New.
16730 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16731 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16732 set_float_const_decimal64, clear_float_const_decimal64,
16733 float_const_decimal64_p): New dummy functions.
16734 * doc/extend.texi (Decimal Float): Remove statement that the
16735 pragma, and suffix for double constants, are not supported.
16736 * doc/invoke.texi (Warning Options): List new option.
16737 (-Wunsuffixed-float-constants): New.
16739 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16741 * config/i386/i386.c: Do not include c-common.h.
16743 2009-05-07 Mark Heffernan <meheff@google.com>
16745 * doc/invoke.texi (Debugging Options): Document change of debugging
16747 * opts.c (decode_options): Make dump_base_name relative to
16748 aux_base_name directory.
16750 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16752 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16753 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16755 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16757 * Makefile.in (install-plugin): Simplify a bit.
16759 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16761 * Makefile.in (OBJS-common): Add regcprop.o.
16763 * timevar.def (TV_CPROP_REGISTERS): New.
16764 * regrename.c (regrename_optimize): Return 0.
16765 (rest_of_handle_regrename): Delete.
16766 (pass_rename_registers): Point to regrename_optimize.
16767 (struct value_data_entry, struct value_data,
16768 kill_value_one_regno, kill_value_regno, kill_value,
16769 set_value_regno, init_value_data, kill_clobbered_value,
16770 kill_set_value, kill_autoinc_value, copy_value,
16771 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16772 replace_oldest_value_reg, replace_oldest_value_addr,
16773 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16774 debug_value_data, validate_value_data): Move...
16775 * regcprop.c: ... here.
16776 (rest_of_handle_cprop): Delete.
16777 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16779 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16781 PR middle-end/40057
16782 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16783 GEN_INT for 1 << bitnum.
16784 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16785 build_int_cst_type.
16787 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16789 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16790 Remove wrong description of "nand" operation.
16792 2009-05-06 Richard Guenther <rguenther@suse.de>
16793 Adam Nemet <anemet@caviumnetworks.com>
16795 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16796 comment. Add that if LHS is not a gimple register, then RHS1 has
16797 to be a single object (GIMPLE_SINGLE_RHS).
16799 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16801 * expr.c (get_def_for_expr): Move it up in the file.
16802 (store_field): When expanding a bit-field store, look at the
16803 defining gimple stmt for the masking conversion.
16805 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16807 PR middle-end/39986
16808 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16809 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16810 32-bit memcpy into long.
16812 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16814 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16815 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16817 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16818 instead of appending DW_OP_deref*.
16820 2009-05-06 Michael Matz <matz@suse.de>
16822 PR middle-end/40021
16823 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16824 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16826 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16828 * Makefile.in (install-plugin): Fix srcdir handling.
16830 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16832 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16833 when processing for not_regs_needed bitmap.
16834 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16835 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16836 handling it for rhs.
16838 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16840 * config/i386/i386.md (unnamed inc/dec peephole): Use
16841 optimize_insn_for_size_p instead of optimize_size.
16842 * config/i386/predicates.md (incdec_operand): Likewise.
16843 (aligned_operand): Likewise.
16844 * config/i386/sse.md (divv8sf3): Likewise.
16845 (sqrtv8sf2): Likewise.
16847 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16849 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16851 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16853 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16855 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16856 ssemodesuffixf2c with avxmodesuffixf2c.
16858 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16861 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16863 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16865 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16866 (struct tree_base): Adjust spacing for 8 bit boundaries.
16867 (struct tree_decl_common): Add decl_by_reference_flag bit.
16868 (DECL_BY_REFERENCE): Adjust.
16869 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16870 print DECL_BY_REFERENCE bit.
16871 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16872 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16873 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16874 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16877 PR middle-end/39666
16878 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16879 range of the type, but default label is missing, add it with one
16880 of the existing labels instead of adding a new label for it.
16882 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16886 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16888 * Makefile.in (enable_plugin, plugin_includedir): New.
16889 (install): Depend on install-plugin.
16890 (PLUGIN_HEADERS): New.
16891 (install-plugin): New.
16892 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16894 2009-05-05 Richard Guenther <rguenther@suse.de>
16896 PR tree-optimization/40022
16897 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16899 (phivn_valid_p): Fix tuplification error, simplify.
16900 (phiprop_insert_phi): Add dumps.
16901 (propagate_with_phi): Simplify.
16903 2009-05-05 Richard Guenther <rguenther@suse.de>
16905 PR middle-end/40023
16906 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16908 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16910 * tree.h (strip_float_extensions): Remove duplicate declaration.
16911 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16912 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16913 block_ultimate_origin): Rearrange the declarations line to match the
16914 comment that indicates the .c file which the functions are defined.
16915 (dwarf2out_*, set_decl_rtl): Add comment.
16916 (get_base_address): Adjust comment.
16917 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16918 declarations line and add comment.
16919 (is_builtin_name): Add blank after function name, for clarity.
16921 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16923 * attribs.c (decl_attributes): Use %qE for identifiers in
16925 * cgraphunit.c (verify_cgraph_node): Translate function names to
16926 locale character set in diagnostics.
16927 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16929 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16930 Document that functions are named in UTF-8.
16931 * expr.c (expand_expr_real_1): Translate function names to locale
16932 character set in diagnostics.
16933 * gimplify.c (omp_notice_variable, omp_is_private,
16934 gimplify_scan_omp_clauses): Use %qE for identifiers in
16936 * langhooks.c (lhd_print_error_function): Translate function names
16937 to locale character set.
16938 * langhooks.h (decl_printable_name): Document that return value is
16939 in internal character set.
16940 * stmt.c: Include pretty-print.h
16941 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16943 (resolve_operand_name_1): Translate named operand name to locale
16945 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16947 * toplev.c (announce_function): Translate function names to locale
16949 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16950 (default_tree_printer): Use pp_identifier or translate identifiers
16951 to locale character set. Mark "<anonymous>" for translation.
16952 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16953 for identifiers in diagnostics.
16954 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16956 * varasm.c (output_constructor): Use %qE for identifiers in
16959 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16961 * configure.ac: use ` ` instead of $()
16962 * configure: Regenerate.
16964 2009-05-05 Ben Elliston <bje@au.ibm.com>
16966 * config/pa/linux-atomic.c: Eliminate conditional include of
16967 errno.h on non-LP64 systems to simplify build requirements.
16969 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16971 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16973 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16974 and pass value to identifier_to_locale.
16975 (warn_variable_length_array): Make name a tree.
16976 (grokdeclarator): Separate diagnostic texts for named and unnamed
16977 declarators. Use %qE for named declarators.
16978 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16980 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16981 identifiers in diagnostics.
16982 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16983 identifier_to_locale. Mark "anonymous" strings for translation.
16985 2009-05-04 Michael Eager <eager@eagercon.com>
16987 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16988 address for DImode/DFmode only if double-precision FP regs.
16990 2009-05-04 Michael Eager <eager@eagercon.com>
16992 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16993 TARGET_SINGLE_FLOAT check.
16995 2009-05-04 Michael Eager <eager@eagercon.com>
16997 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16999 2009-05-04 Michael Eager <eager@eagercon.com>
17001 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17002 * config/rs6000/t-xilinx: New
17004 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17006 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17007 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17008 * gcc/explow.c (memory_address): Use target hook.
17009 * gcc/targhooks.c (default_legitimize_address): New.
17010 * gcc/targhooks.h (default_legitimize_address): New.
17011 * gcc/target.h (legitimize_address): New.
17012 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17013 (TARGET_INITIALIZER): Include it.
17014 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17016 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17017 * config/bfin/bfin.c (legitimize_address): Remove.
17018 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17019 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17021 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17022 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17024 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17025 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17026 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17027 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17028 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17029 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17030 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17031 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17032 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17033 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17034 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17035 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17036 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17037 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17038 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17039 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17040 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17041 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17042 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17043 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17044 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17045 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17046 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17048 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17049 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17050 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17051 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17052 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17053 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17054 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17055 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17056 (thumb_legitimize_address): Delete.
17057 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17058 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17059 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17060 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17061 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17062 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17064 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17067 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17068 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17069 * config/m32r/m32r.c (m32r_legitimize_address): New.
17070 * config/m68k/m68k.c (m68k_legitimize_address): New.
17071 * config/score/score.c (score_legitimize_address): Standardize.
17072 * config/score/score3.c (score3_legitimize_address): Standardize.
17073 * config/score/score3.h (score3_legitimize_address): Adjust.
17074 * config/score/score7.c (score7_legitimize_address): Standardize.
17075 * config/score/score7.h (score7_legitimize_address): Adjust.
17076 * config/sh/sh.c (sh_legitimize_address): New.
17077 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17079 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17080 (s390_legitimize_address): ... this.
17081 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17082 (sparc_legitimize_address): ... this.
17083 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17084 (ix86_legitimize_address): ... this.
17085 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17086 (avr_legitimize_address): ... this.
17087 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17088 (mn10300_legitimize_address): ... this.
17089 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17090 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17091 (alpha_expand_mov): Adjust call.
17093 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17094 * config/spu/spu.c (spu_legitimize_address): Likewise.
17095 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17096 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17098 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17100 * intl.c (locale_encoding, locale_utf8): New.
17101 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17102 * intl.h (locale_encoding, locale_utf8): Declare.
17103 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17104 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17106 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17108 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17109 (pp_base_tree_identifier): Declare as function.
17110 (identifier_to_locale): Declare.
17111 * Makefile.in (pretty-print.o): Update dependencies.
17112 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17114 2009-05-04 Richard Guenther <rguenther@suse.de>
17116 PR middle-end/40015
17117 * builtins.c (fold_builtin_memory_op): Do not decay to element
17118 type if the size matches the whole array.
17120 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17122 * expmed.c (synth_mult): When trying out a shift, pass the result
17125 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17127 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17128 (shiftsub1_cost): New.
17129 (init_expmed): Compute shiftsub1_cost.
17130 (synth_mult): Optimize multiplications by constants of the form
17131 -(2^^m-1) for some constant positive integer m.
17133 2009-05-03 Richard Guenther <rguenther@suse.de>
17136 * c-typeck.c (array_to_pointer_conversion): Do not built
17137 ADDR_EXPRs of arrays of pointer-to-element type.
17138 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17139 up wrong ADDR_EXPRs after-the-fact.
17140 * c-common.c (strict_aliasing_warning): Strip pointer
17141 conversions for obtaining the original type.
17142 * builtins.c (fold_builtin_memset): Handle array types.
17143 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
17146 2009-05-03 Richard Guenther <rguenther@suse.de>
17148 PR middle-end/23329
17149 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
17150 Do not lose casts from array types with unknown extent to array
17151 types with known extent.
17152 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
17153 alias set compatibility.
17155 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
17157 * flags.h (extra_warnings): Delete.
17158 * toplev.c (process_options): Handle Wuninitialized here.
17159 * opts.c (extra_warnings): Delete.
17160 (set_Wextra): Delete.
17161 (common_handle_option): -Wextra can be handled automatically.
17162 * c-opts.c (c_common_handle_option): Delete obsolete code.
17163 (c_common_post_options): Simplify comment.
17164 * common.opt (W): Add Var.
17166 (Wuninitialized): Initialize to -1.
17168 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17169 Richard Guenther <rguenther@suse.de>
17171 * expr.c (get_def_for_expr): New function.
17172 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17173 SSA rather than trees.
17174 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17175 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17177 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17179 * c-common.c (reswords): Add _Imaginary.
17180 * c-common.c (enum rid): Add RID_IMAGINARY.
17182 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17184 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
17185 Patch by Richard Guenther.
17187 2009-05-03 Anatoly Sokolov <aesok@post.ru>
17189 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
17190 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17191 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
17192 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
17193 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17194 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17195 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17196 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17197 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17198 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17199 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17200 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17201 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17202 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17203 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17204 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17205 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17206 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17208 2009-05-02 Richard Guenther <rguenther@suse.de>
17210 PR tree-optimization/39940
17211 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17214 2009-05-02 Richard Guenther <rguenther@suse.de>
17216 PR middle-end/40001
17217 * tree-ssa.c (execute_update_addresses_taken): Properly check
17218 if we can mark a variable DECL_GIMPLE_REG_P.
17219 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17220 back to the end of the function.
17221 (is_gimple_reg_type): Remove complex type special casing.
17222 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17225 2009-05-02 Ben Elliston <bje@au.ibm.com>
17227 * doc/collect2.texi (Collect2): Document search path behaviour
17228 when configured with --with-ld.
17230 2009-05-02 Jan Hubicka <jh@suse.cz>
17232 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17233 parameter; update callers.
17234 (coalesce_cost_edge): EH edges are costier because they needs
17235 splitting even if not critical and even more costier when there are
17236 multiple EH predecestors.
17238 2009-05-02 Jan Hubicka <jh@suse.cz>
17240 * except.c (remove_eh_handler_and_replace): Handle updating after
17241 removing TRY blocks.
17243 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17245 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17247 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17249 * varasm.c: Do not include c-pragma.h.
17250 * attribs.c: Do not incude c-common.h.
17252 2009-05-01 Michael Matz <matz@suse.de>
17254 * calls.c (initialize_argument_information): Handle SSA names like
17255 decls with a non MEM_P DECL_RTL.
17257 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17259 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17260 * ipa-utils.c: Likewise.
17261 * ipa-type-escape.c: Likewise.
17262 * cgraphunit.c Do not include c-common.h.
17263 * ipa-pure-const.c: Likewise.
17264 * tree-if-conv.c: Likewise.
17265 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17266 * ipa-struct-reorg.c: Likewise.
17267 * tree-nomudflap.c: Likewise.
17268 * tree-ssa-structalias.c: Likewise.
17270 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17272 * store-motion.c: Many cleanups to make this pass a first-class
17273 citizen instead of an appendix to gcse load motion. Add TODO list
17274 to make this pass faster/cleaner/better.
17276 (struct ls_expr): Post gcse.c-split cleanups.
17277 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17278 "stores" field to "avail_stores".
17279 (pre_ldst_mems): Rename to store_motion_mems.
17280 (pre_ldst_table): Rename to store_motion_mems_table.
17281 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17282 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17283 (ldst_entry): Rename to st_expr_entry, update users.
17284 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17285 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17286 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17288 (first_ls_expr): Rename to first_st_expr, update users.
17289 (next_ls_expr): Rename to next_st_expr, update users.
17290 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17291 fields properly for store motion instead of names inherited from load
17293 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17294 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17297 (ae_kill): Rename to st_kill, update users.
17298 (ae_gen): Rename to st_avloc, update users.
17299 (transp): Rename to st_transp, update users.
17300 (pre_insert_map): Rename to st_insert_map, update users.
17301 (pre_delete_map): Rename to st_delete_map, update users.
17302 (insert_store, build_store_vectors, free_store_memory,
17303 one_store_motion_pass): Update for abovementioned changes.
17305 (gcse_subst_count, gcse_create_count): Remove.
17306 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17307 and "n_stores_created", local variables.
17309 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17312 (regvec, compute_store_table_current_insn): Remove.
17313 (reg_set_info, reg_clear_last_set): Remove.
17314 (compute_store_table): Use DF caches instead of local dataflow
17317 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17319 * c-objc-common.c (c_tree_printer): Print identifiers with
17320 pp_identifier, not pp_string. Mark "({anonymous})" for
17322 * c-pretty-print.c (pp_c_ws_string): New.
17323 (pp_c_cv_qualifier, pp_c_type_specifier,
17324 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17325 pp_c_storage_class_specifier, pp_c_function_specifier,
17326 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17327 pp_c_primary_expression, pp_c_postfix_expression,
17328 pp_c_unary_expression, pp_c_shift_expression,
17329 pp_c_relational_expression, pp_c_equality_expression,
17330 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17331 use pp_string and pp_c_ws_string in place of pp_identifier and
17332 pp_c_identifier for non-identifiers. Mark English strings for
17334 * c-pretty-print.h (pp_c_ws_string): Declare.
17336 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17337 Roland McGrath <roland@redhat.com>
17339 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17340 (ENABLE_LD_BUILDID): New configuration option.
17341 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17342 (LINK_BUILDID_SPEC): New macro.
17343 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17345 * doc/install.texi: Document --enable-linker-build-id option.
17346 * configure: Rebuild.
17347 * config.in: Rebuild.
17349 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17351 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17352 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17353 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17354 MIPS_GP_SAVE_AREA_SIZE.
17355 * config/mips/mips.c (struct mips_frame_info): Update comment
17356 before arg_pointer_offset and hard_frame_pointer_offset.
17357 (mips_compute_frame_info): Update diagram before function: to
17358 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17359 indicate the position of frame_pointer_rtx with -fstack-protector and
17360 to show args_size. Don't allocate cprestore area for leaf functions
17361 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17363 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17365 2009-04-30 Michael Matz <matz@suse.de>
17367 PR tree-optimization/39955
17368 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17370 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17372 * ira.c (setup_cover_and_important_classes): Use safe macro
17373 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17375 * genpreds.c (write_tm_preds_h): Output suitable definition of
17376 REG_CLASS_FOR_CONSTRAINT.
17378 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17380 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17382 * bitmap.c (bitmap_descriptor): Likewise.
17383 * ggc-common.c (loc_descriptor): Likewise.
17384 * varray.c (varray_descriptor): Likewise.
17385 * vec.c (vec_descriptor): Likewise.
17387 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17389 * Makefile.in (dce.o): Add $(EXCEPT_H).
17390 * dce.c: Include except.h and delete redundant vector definitions.
17391 (deletable_insn_p): Return false for non-call insns that can throw
17394 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17396 * gcse.c (ae_gen): Remove.
17397 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17398 and make non-static function to make it available in store-motion.c.
17399 Update call sites with search-and-replace.
17400 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17401 extract_mentioned_regs, extract_mentioned_regs_helper,
17402 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17403 store_killed_in_insn, store_killed_after, store_killed_before,
17404 build_store_vectors, insert_insn_start_basic_block, insert-store,
17405 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17406 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17407 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17408 * store-motion.c: ...new file. Also copy data structures from gcse.c
17409 and clean up to remove parts not used by store motion.
17410 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17411 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17413 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17416 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17417 when optimizing for size.
17419 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17421 * gcse.c (gcse_constant_p): Fix typo in last change.
17423 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17425 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17427 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17429 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17431 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17433 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17434 CONST_HIGH_PART result.
17436 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17438 * config/avr/avr.c (initial_elimination_offset): Rename to
17439 avr_initial_elimination_offset.
17440 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17441 change return type to bool.
17442 (avr_can_eliminate): New function.
17443 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17444 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17445 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17446 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17447 avr_initial_elimination_offset.
17448 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17449 (avr_initial_elimination_offset): Define.
17451 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17452 Steven Bosscher <steven@gcc.gnu.org>
17454 PR rtl-optimization/39938
17455 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17456 * cfgrtl.c: Include insn-attr.h.
17457 (rest_of_pass_free_cfg): New function.
17458 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17459 * resource.c (init_resource_info): Remove call to df_analyze.
17461 2009-04-29 Richard Guenther <rguenther@suse.de>
17464 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17465 allow conversion to signed integers.
17467 2009-04-29 Richard Guenther <rguenther@suse.de>
17469 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17470 shifts of floating point vectors if the shift amount is
17471 a constant multiple of the element size.
17473 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17474 Michael Matz <matz@suse.de>
17476 PR middle-end/39927
17478 * tree-outof-ssa.c (emit_partition_copy): New function.
17479 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17480 insert_part_to_rtx_on_edge): Perform the partition base var
17481 copy using emit_partition_copy.
17482 (insert_value_copy_on_edge): Convert constants to the right mode.
17483 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17484 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17486 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17488 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17489 scan backwards to try to find a constant to initialize it.
17491 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17492 insn before the loop_end instruction, don't look past labels.
17494 2009-04-29 Richard Guenther <rguenther@suse.de>
17496 PR middle-end/39937
17497 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17498 loose type conversions.
17499 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17500 stmts only if there are no uses of its definition.
17502 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17504 * config/bfin/bfin.h (splitting_loops): Declare.
17505 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17506 Reorder bit definitions to be ascending.
17507 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17508 * config/bfin/bfin.c (splitting_loops): New variable.
17509 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17510 (struct loop_info): Remove members INIT and LOOP_INIT.
17511 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17512 the LSETUP sequence. Allow LC to be loaded from any register, but
17513 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17514 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17516 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17517 of reload_completed.
17520 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17522 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17524 * Makefile.in (PLUGIN_VERSION_H): New.
17525 (OBJS-common): Remove plugin-version.o.
17526 (plugin.o): Depend on (PLUGIN_VERSION_H).
17527 (plugin-version.o): Remove.
17528 * configure: Regenerate
17529 * configure.ac: Create plugin-version.h.
17530 * gcc-plugin.h (plugin_gcc_version): Remove.
17531 (plugin_default_version_check): Change signature.
17532 * plugin-version.c: Remove.
17533 * plugin.c: Include plugin-version.h.
17534 (str_plugin_gcc_version_name): Remove.
17535 (try_init_one_plugin): Pass gcc version to plugin_init.
17536 (plugin_default_version_check): Both gcc and plugin versions are now
17539 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17541 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17542 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17543 Remove special case testing for last insn of inner loops. Don't fail
17544 if the loop ends with a jump, emit an extra nop instead.
17546 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17547 DREGS rather than comparing directly. Remove code that tries to
17548 account for latencies.
17550 2009-04-29 Richard Guenther <rguenther@suse.de>
17552 PR tree-optimization/39941
17553 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17554 eliminating an indirect call.
17556 2009-04-29 Richard Guenther <rguenther@suse.de>
17558 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17559 parameter. Allow invariants as base if !require_lvalue.
17560 (verify_gimple_assign_single): Adjust.
17562 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17564 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17565 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17566 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17567 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17568 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17570 * config/bfin/bfin.c (bfin_expand_builtin,
17571 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17573 2009-04-28 Richard Guenther <rguenther@suse.de>
17575 * tree-vect-loop.c (get_initial_def_for_induction): Use
17576 correct types for pointer increment.
17578 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17580 * toplev.c (print_version): Update GMP version string calculation.
17582 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17584 PR rtl-optimization/39938
17585 * resource.c (init_resource_info): Add call to df_analyze.
17587 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17589 * config/alpha/alpha.md (usegp): Cast the result of
17590 alpha_find_lo_sum_using_gp to enum attr_usegp.
17591 * config/alpha/alpha.c (override_options): Remove end-of-structure
17592 marker element from cpu_table. Use array size of cpu_table to handle
17593 -mcpu and -mtune options.
17594 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17596 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17598 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17599 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17600 tune_32 and tune_64.
17601 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17602 support on PowerPC.
17603 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17604 * config/rs6000/option-defaults.h: ... here. New file.
17605 (OPT_64, OPT_32): Define.
17606 (MASK_64BIT): Define to 0 if not already defined.
17607 (OPT_ARCH64, OPT_ARCH32): Define.
17608 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17611 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17613 * config/arm/arm.c (arm_override_options): Emit error on using
17616 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17618 PR rtl-optimization/39914
17619 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17620 registers for allocnos created from user-defined variables only
17621 when not optimizing.
17623 2009-04-28 Richard Guenther <rguenther@suse.de>
17625 PR middle-end/39937
17626 * fold-const.c (fold_binary): Use distribute_real_division only
17629 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17631 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17632 add hpux-stdint.h to tm_file.
17633 (hppa[12]*-*-hpux11*): Ditto.
17634 (ia64*-*-hpux*): Ditto.
17635 * config/hpux-stdint.h: New.
17636 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17637 __STDC_EXT__ for all compiles.
17638 * config/pa/pa-hpux.h: Ditto.
17639 * config/pa/pa-hpux10.h: Ditto.
17640 * config/pa/pa-hpux11.h: Ditto.
17642 2009-04-28 Catherine Moore <clm@codesourcery.com>
17644 * debug.h (set_name): Add comment.
17646 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17649 * config/darwin.c (machopic_gen_offset): Check
17650 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17651 * config/arm/arm.c (require_pic_register): Likewise.
17653 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17655 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17656 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17657 m32c_promote_prototypes): Delete.
17659 2009-04-28 Michael Matz <matz@suse.de>
17661 PR middle-end/39922
17662 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17665 2009-04-28 Richard Guenther <rguenther@suse.de>
17667 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17669 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17671 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17672 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17673 * config/arm/arm-tune.md: Regenerate.
17675 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17677 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17678 block if there are complex incoming edges.
17679 (sel_merge_blocks): Remove useless assert.
17680 (sel_redirect_edge_and_branch): Check that edge was redirected.
17681 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17682 (sel_find_rgns): Delete declaration.
17683 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17684 the region when it is not a preheader.
17686 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17689 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17691 2009-04-28 Richard Guenther <rguenther@suse.de>
17693 * tree.h (SSA_NAME_VALUE): Remove.
17694 (struct tree_ssa_name): Remove value_handle member.
17695 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17696 array for jump threading.
17697 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17699 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17700 * tree-flow.h (threadedge_initialize_values): Declare.
17701 (threadedge_finalize_values): Likewise.
17702 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17703 (SSA_NAME_VALUE): Define.
17704 (threadedge_initialize_values): New function.
17705 (threadedge_finalize_values): Likewise.
17706 * tree-ssa-dom.c (ssa_name_values): New global variable.
17707 (SSA_NAME_VALUE): Define.
17708 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17710 2009-04-28 Ira Rosen <irar@il.ibm.com>
17712 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17713 Use REPORT_VECTORIZED_LOCATIONS instead
17714 REPORT_VECTORIZED_LOOPS.
17715 * tree-vectorizer.c (vect_verbosity_level): Make static.
17716 (vect_loop_location): Rename to vect_location.
17717 (vect_set_verbosity_level): Update comment.
17718 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17720 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17721 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17722 instead REPORT_UNVECTORIZED_LOOPS.
17723 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17724 and vect_loop_def to vect_external_def and vect_internal_def.
17725 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17726 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17727 REPORT_UNVECTORIZED_LOCATIONS.
17728 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17729 and vect_used_in_loop and to vect_unused_in_scope and
17730 vect_used_in_scope.
17731 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17732 (vect_verbosity_level): Remove declaration.
17733 (vect_analyze_operations): Likewise.
17734 (vect_analyze_stmt): Declare.
17735 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17736 REPORT_UNVECTORIZED_LOCATIONS.
17737 (vect_get_loop_niters): Fix indentation.
17738 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17739 (vect_analyze_loop_operations): New function.
17740 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17741 vect_analyze_operations.
17742 (vect_is_simple_reduction): Use new names.
17743 (vectorizable_live_operation, vect_transform_loop): Likewise.
17744 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17745 to specify whether the data references can be a part of interleaving
17747 (vect_analyze_data_ref_dependence): Use new names.
17748 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17749 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17750 * tree-vect-patterns.c (widened_name_p): Use new names.
17751 (vect_recog_dot_prod_pattern): Likewise.
17752 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17753 (process_use, vect_mark_stmts_to_be_vectorized,
17754 vect_model_simple_cost, vect_model_store_cost,
17755 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17756 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17757 vectorizable_operation, vectorizable_type_demotion,
17758 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17759 vectorizable_condition): Likewise.
17760 (vect_analyze_operations): Split into vect_analyze_loop_operations
17762 (vect_analyze_stmt): ... new function.
17763 (new_stmt_vec_info): Use new names.
17764 (vect_is_simple_use): Use new names and fix comment.
17765 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17766 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17768 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17771 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17772 and integer modes for x87 operands. Do not ICE for unsupported size,
17773 generate error instead. Generate error for unsupported operand types.
17774 ['z']: Do not handle HImode memory operands specially. Warning
17775 for floating-point operands. Fallthru to 'Z' for unsupported operand
17776 types. Do not ICE for unsupported size, generate error instead.
17777 (output_387_binary_op): Use %Z to output operands.
17778 (output_fp_compare): Ditto.
17779 (output_387_reg_move): Ditto.
17781 2009-04-28 Ben Elliston <bje@au.ibm.com>
17786 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17788 * builtins.c (c_strlen): Do not warn here.
17789 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17790 * c-common.c (pointer_int_sum): Take an explicit location.
17791 Warn about offsets out of bounds.
17792 * c-common.h (pointer_int_sum): Adjust declaration.
17794 2009-04-27 Ian Lance Taylor <iant@google.com>
17796 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17798 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17799 * df-core.c (df_set_flags): Change return type to int. Change
17800 type of old_flags to int.
17801 (df_clear_flags): Likewise.
17802 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17803 (df_get_conditional_uses): Likewise.
17804 * df.h (df_set_flags, df_clear_flags): Update declarations.
17805 * dwarf2out.c (struct indirect_string_node): Change type of form
17806 field to enum dwarf_form.
17807 (AT_string_form): Change return type to enum dwarf_form.
17808 * fixed-value.c (fixed_compare): Add cast to enum type.
17809 * fwprop.c (update_df): Change 0 to VOIDmode.
17810 * gensupport.c: Change 0 to UNKNOWN.
17811 * gimple.h (gimple_cond_code): Add cast to enum type.
17812 * haifa-sched.c (reemit_notes): Add cast to enum type.
17813 * hooks.c (hook_int_void_no_regs): Remove function.
17814 * hooks.h (hook_int_void_no_regs): Remove declaration.
17815 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17816 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17817 * real.c (real_arithmetic): Add cast to enum type.
17818 (real_compare): Likewise.
17819 * target.h (struct gcc_target): Change return type of
17820 branch_target_register_class to enum reg_class.
17821 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17822 default_branch_target_register_class.
17823 * targhooks.c (default_branch_target_register_class): New function.
17824 * targhooks.h (default_branch_target_register_class): Declare.
17825 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17826 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17828 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17830 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17831 vect_uninitialized_def. Change 0 to ERROR_MARK.
17832 * tree-vect-stmts.c (supportable_widening_operation): Don't
17833 initialize icode1 and icode2.
17834 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17835 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17837 (cmn_err_flag_specs): Change 0 to STD_C89.
17838 (cmn_err_char_table): Likewise.
17839 * config/arm/arm.c (get_arm_condition_code): Change type of code
17840 to enum arm_cond_code.
17841 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17842 (IWMMXT_BUILTIN2): Likewise.
17843 (neon_builtin_type_bits): Don't define typedef.
17844 (neon_builtin_datum): Change type of bits field to int.
17845 (arm_expand_neon_args): Add cast to enum type.
17846 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17848 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17849 casts to enum type.
17850 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17852 * config/mips/mips.md (jal_macro): Return enum constant.
17853 (single_insn): Likewise.
17854 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17856 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17857 casts to enum type.
17858 * config/s390/s390.c (s390_tune_flags): Change type to int.
17859 (s390_arch_flags): Likewise.
17860 (s390_handle_arch_option): Change flags field of struct pta to int.
17861 * config/s390/s390.h (s390_tune_flags): Update declaration.
17862 (s390_arch_flags): Likewise.
17863 * config/sh/sh.c (prepare_move_operands): Compare
17864 tls_symbolic_operand result with enum constant.
17865 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17866 (sh_expand_prologue): Add cast to enum type.
17867 (sh_expand_epilogue): Likewise.
17868 (tls_symbolic_operand): Change return type to enum tls_model.
17869 (fpscr_set_from_mem): Add cast to enum type.
17870 (legitimize_pic_address): Compare tls_symbolic_operand result with
17872 (sh_target_reg_class): Change return type to enum reg_class.
17873 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17875 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17876 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17877 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17878 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17879 (delayed_branch, tls_call_delay): Likewise.
17880 (eligible_for_sibcall_delay): Likewise.
17881 (eligible_for_return_delay): Likewise.
17882 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17883 (spu_expand_builtin_1): Likewise.
17885 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17886 for all types of conversions.
17887 (output_init_element): Issue -Wc++-compat warning if needed when
17888 initializing a bitfield with enum type.
17889 * c-parser.c (c_parser_expression): Set original_type to
17890 original_type of right hand operand of comma operator.
17892 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17894 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17896 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17897 * doc/cpp.texi (Standard Predefined Macros)
17898 (Implementation-defined behavior): Likewise.
17899 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17900 * doc/gimple.texi (GIMPLE Exception Handling)
17901 (@code{GIMPLE_ASSIGN}): Likewise.
17902 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17903 * doc/invoke.texi (Warning Options, Optimize Options)
17904 (AVR Options, Darwin Options): Likewise.
17905 (Optimize Options): Reformulate -fwhole-program description.
17906 * doc/loop.texi (Lambda): Likewise.
17907 * doc/md.texi (Output Template, Define Constraints)
17908 (Standard Names, Insn Splitting): Likewise.
17909 * doc/options.texi (Option properties): Likewise.
17910 * doc/passes.texi (Tree-SSA passes): Likewise.
17911 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17912 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17913 (File Names and DBX): Likewise.
17914 * doc/trouble.texi (Incompatibilities): Likewise.
17916 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17918 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17919 instruction is correct.
17921 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17923 Allow non-constant arguments to conversion intrinsics.
17924 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17925 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17926 * spu.c (print_operand): Handle 'v' and 'w'.
17927 (exp2_immediate_p, spu_gen_exp2): Define.
17928 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17929 spu_convtf_1): Update parameter descriptions.
17930 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17931 * constraints.md ('v', 'w'): New.
17932 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17934 (i2f, I2F): New define_mode_attr.
17935 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17936 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17937 fixuns_truncv4sfv4si2): Update to use mode attribute.
17938 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17939 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17940 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17941 patterns for combine.
17943 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17945 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17946 (cprop, hoist, pre, store_motion): New debug counters.
17947 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17948 is not an RTL pass anymore.
17949 (pass_profiling): Remove extern decl for pass removed in 2005.
17950 (pass_gcse, pass_jump_bypass): Remove.
17951 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17952 to 0 for clean state.
17953 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17954 * cse.c (gate_handle_cse_after_global_opts,
17955 rest_of_handle_cse_after_global_opts): New functions.
17956 (pass_cse_after_global_opts): New pass, does local CSE.
17957 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17958 (TV_CPROP): New timevar.
17959 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17960 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17961 (gcse_main, recompute_all_luids): Remove.
17962 (compute_hash_table_work): Call max_reg_num instead of reading
17964 (cprop_jump): Don't set run_jump_opt_after_gcse.
17965 (constprop_register): Always allow to alter jumps.
17966 (cprop_insn): Likewise.
17967 (do_local_cprop): Likewise.
17968 (local_cprop_pass): Likewise. Return non-zero if something changed.
17969 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17970 (find_implicit_sets): Add note about missed optimization opportunity.
17971 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17972 pass_rtl_cprop execute function.
17973 Don't bother tracking the pass number, each pass gets its own dumpfile
17975 Always allow to alter jumpsand bypass jumps.
17976 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17977 will just find no suitable set.
17978 (pre_edge_insert): Fix dumping, this function is for PRE only.
17979 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17980 pass_rtl_pre execute function.
17981 (hoist_code): Return non-zero if something changed. Keep track of
17982 substitutions and insertions for statistics gathering similar to PRE.
17983 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17984 called from the pass_rtl_hoist execute function. Show pass statistics.
17985 (compute_store_table): Use max_reg_num directly instead of using the
17986 formerly global max_gcse_regno.
17987 (build_store_vectors): Likewise.
17988 (replace_store_insn): Fix dumping.
17989 (store_motion): Rename to ...
17990 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17991 pass, called from the pass_rtl_store_motion execute function. Keep
17992 track of substitutions and insertions for statistics gathering similar
17994 (bypass_jumps): Remove, fold interesting bits into ...
17995 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17996 from the pass_rtl_cprop execute function.
17997 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17998 pass_jump_bypass): Remove.
17999 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18000 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18001 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18002 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18003 (gate_rtl_store_motion, execute_rtl_store_motion,
18004 pass_rtl_store_motion): New.
18005 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18006 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18007 * passes.c (init_optimization_passes): Remove pass_gcse and
18008 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18009 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18010 instead of pass_jump_bypass.
18012 2009-04-27 Richard Guenther <rguenther@suse.de>
18014 PR middle-end/39928
18015 * gimplify.c (gimplify_expr): If we are required to create
18016 a temporary make sure it ends up as register.
18018 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18021 * config/i386/i386.c (construct_container): Don't call
18022 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18023 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18025 2009-04-27 Michael Matz <matz@suse.de>
18027 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18028 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18029 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18030 (dump_replaceable_exprs): Take a bitmap.
18031 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18033 (expand_gimple_basic_block): Likewise.
18034 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18035 replaceable_expressions member a bitmap.
18036 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18037 (mark_replaceable): Likewise.
18038 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18039 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18041 2009-04-27 Richard Guenther <rguenther@suse.de>
18043 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18044 (verify_stmts): Dispatch to gimple/type verification code.
18045 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18046 issue with call argument types.
18048 2009-04-27 Michael Matz <matz@suse.de>
18050 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18051 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18054 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18055 Eric Botcazou <ebotcazou@adacore.com>
18057 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18058 a label's basic block.
18059 (mark_target_live_regs): Tidy and rework obsolete comments.
18060 Change back DF problem to LIVE. If a label starts a basic block,
18061 assume that all registers that used to be live then still are.
18062 (init_resource_info): If a label starts a basic block, set its
18063 BLOCK_FOR_INSN accordingly.
18064 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18066 2009-04-27 Richard Guenther <rguenther@suse.de>
18068 * tree-flow-inline.h (function_ann): Remove.
18069 (get_function_ann): Likewise.
18070 * tree-dfa.c (create_function_ann): Remove.
18071 * tree-flow.h (struct static_var_ann_d): Remove.
18072 (struct function_ann_d): Likewise.
18073 (union tree_ann_d): Remove fdecl member.
18074 (function_ann_t): Remove.
18075 (function_ann, get_function_ann, create_function_ann): Remove
18078 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18080 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18082 2009-04-27 Jan Hubicka <jh@suse.cz>
18084 * ipa-pure-const.c (struct funct_state_d): New fields
18085 state_previously_known, looping_previously_known; remove
18086 state_set_in_source.
18087 (analyze_function): Use new fields.
18088 (propagate): Avoid assumption that state_set_in_source imply
18091 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18092 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18093 * cfgloop.h (finite_loop_p): Declare.
18095 2009-04-26 Michael Matz <matz@suse.de>
18097 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18099 2009-04-26 Michael Matz <matz@suse.de>
18101 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18102 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18103 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18104 pass_mark_used_blocks): Remove.
18105 * tree-optimize.c (pass_free_datastructures,
18106 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18107 * passes.c (init_optimization_passes): Don't call
18108 pass_mark_used_blocks, remove dead code.
18110 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18112 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18113 * tree-ssa-live.h (register_ssa_partition): Likewise.
18115 2009-04-26 Michael Matz <matz@suse.de>
18118 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18119 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18120 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18122 (compare_pairs): Swap cost comparison.
18123 (coalesce_ssa_name): Don't use change_partition_var.
18124 * tree-nrv.c (struct nrv_data): Add modified member.
18125 (finalize_nrv_r): Set it.
18126 (tree_nrv): Use it to update statements.
18127 (pass_nrv): Require PROP_ssa.
18128 * tree-mudflap.c (mf_decl_cache_locals,
18129 mf_build_check_statement_for): Use make_rename_temp.
18130 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18131 * alias.c (find_base_decl): Handle SSA names.
18132 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18133 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18134 * rtl.h (set_reg_attrs_for_parm): Declare.
18135 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18136 to "optimized", remove unused locals at finish.
18137 (execute_free_datastructures): Make global, call
18138 delete_tree_cfg_annotations.
18139 (execute_free_cfg_annotations): Don't call
18140 delete_tree_cfg_annotations.
18142 * ssaexpand.h: New file.
18143 * expr.c (toplevel): Include ssaexpand.h.
18144 (expand_assignment): Handle SSA names the same as register variables.
18145 (expand_expr_real_1): Expand SSA names.
18146 * cfgexpand.c (toplevel): Include ssaexpand.h.
18147 (SA): New global variable.
18148 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
18149 (SSAVAR): New macro.
18150 (set_rtl): New helper function.
18151 (add_stack_var): Deal with SSA names, use set_rtl.
18152 (expand_one_stack_var_at): Likewise.
18153 (expand_one_stack_var): Deal with SSA names.
18154 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
18155 before unique numbers.
18156 (expand_stack_vars): Use set_rtl.
18157 (expand_one_var): Accept SSA names, add asserts for them, feed them
18158 to above subroutines.
18159 (expand_used_vars): Expand all partitions (without default defs),
18160 then only the local decls (ignoring those expanded already).
18161 (expand_gimple_cond): Remove edges when jumpif() expands an
18162 unconditional jump.
18163 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18164 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18166 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18167 members of SA; deal with PARM_DECL partitions here; expand
18168 all PHI nodes, free tree datastructures and SA. Commit instructions
18169 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18170 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18171 info and statements at start, collect garbage at finish.
18172 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18173 (VAR_ANN_PARTITION) Remove.
18174 (change_partition_var): Don't declare.
18175 (partition_to_var): Always return SSA names.
18176 (var_to_partition): Only accept SSA names.
18177 (register_ssa_partition): Only check argument.
18178 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18180 (delete_var_map): Don't free it.
18181 (var_union): Only accept SSA names, simplify.
18182 (partition_view_init): Mark only useful SSA names as used.
18183 (partition_view_fini): Only deal with SSA names.
18184 (change_partition_var): Remove.
18185 (dump_var_map): Use ssa_name instead of partition_to_var member.
18186 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
18188 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
18189 (struct _elim_graph): New member const_dests; nodes member vector of
18191 (set_location_for_edge): New static helper.
18192 (create_temp): Remove.
18193 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18194 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18195 (new_elim_graph): Allocate const_dests member.
18196 (clean_elim_graph): Truncate const_dests member.
18197 (delete_elim_graph): Free const_dests member.
18198 (elim_graph_size): Adapt to new type of nodes member.
18199 (elim_graph_add_node): Likewise.
18200 (eliminate_name): Likewise.
18201 (eliminate_build): Don't take basic block argument, deal only with
18202 partition numbers, not variables.
18203 (get_temp_reg): New static helper.
18204 (elim_create): Use it, deal with RTL temporaries instead of trees.
18205 (eliminate_phi): Adjust all calls to new signature.
18206 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18207 (rewrite_trees): Only do checking.
18208 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18209 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18210 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18211 contains_tree_r, MAX_STMTS_IN_LATCH,
18212 process_single_block_loop_latch, analyze_edges_for_bb,
18213 perform_edge_inserts): Remove.
18214 (expand_phi_nodes): New global function.
18215 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18216 functions, initialize new parameter, remember partitions having a
18218 (finish_out_of_ssa): New global function.
18219 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18220 don't reset in_ssa_p here, don't disable TER when mudflap.
18221 (pass_del_ssa): Remove.
18222 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18224 (execute_free_datastructures): Declare.
18225 * Makefile.in (SSAEXPAND_H): New variable.
18226 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18227 * basic-block.h (commit_one_edge_insertion): Declare.
18228 * passes.c (init_optimization_passes): Move pass_nrv and
18229 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18230 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18231 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18232 (redirect_branch_edge): Deal with super block when expanding, split
18233 out jump patching itself into ...
18234 (patch_jump_insn): ... here, new static helper.
18236 2009-04-26 Michael Matz <matz@suse.de>
18238 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18239 beyond num_ssa_names.
18240 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18241 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18243 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18245 PR inline-asm/39543
18246 * fwprop.c (forward_propagate_asm): New function.
18247 (forward_propagate_and_simplify): Propagate also into __asm, if it
18248 doesn't increase the number of referenced registers.
18251 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18253 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18255 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18256 note_nonlocal_vla_type for nonlocal VLAs.
18257 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18258 contains_remapped_vars, remap_vla_decls): New functions.
18259 (convert_nonlocal_reference_stmt): If not optimizing, call
18260 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18261 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18262 if it wasn't found in var_map.
18263 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18264 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18265 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18267 * gimplify.c (nonlocal_vlas): New variable.
18268 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18270 (gimplify_body): Create and destroy nonlocal_vlas.
18272 * dwarf2out.c (loc_descr_plus_const): New function.
18273 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18274 mem_loc_descriptor, loc_descriptor_from_tree_1,
18275 descr_info_loc, gen_variable_die): Use it.
18277 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18278 !TREE_STATIC VAR_DECLs.
18279 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18280 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18281 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18282 DECL_BY_REFERENCE is valid.
18283 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18284 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18285 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18286 Copy DECL_BY_REFERENCE.
18287 (struct nesting_copy_body_data): New type.
18288 (nesting_copy_decl): New function.
18289 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18290 if they have variable length.
18292 2009-04-26 Michael Matz <matz@suse.de>
18294 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18295 mark new temporaries for renaming.
18297 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18300 * c-decl.c (global_bindings_p): Return negative value.
18301 (c_variable_size): New. Based on variable_size from
18303 (grokdeclarator): Call c_variable_size not variable_size.
18305 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18307 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18309 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18311 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18312 Redefine it to just use mingw/include.
18313 (ASM_SPEC): Rules for -m32 and -m64.
18314 (LINK_SPEC): Use Likewise.
18315 (SPEC_32): New define.
18316 (SPEC_64): Likewise.
18317 (SUB_LINK_SPEC): Likewise.
18318 (MULTILIB_DEFAULTS): New define.
18319 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18320 Add multilib options.
18321 (MULTILIB_DIRNAMES): Likewise.
18322 (MULTILIB_OSDIRNAMES): Likewise.
18323 (LIBGCC): Likewise.
18324 (INSTALL_LIBGCC): Likewise.
18326 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18329 * c-tree.h (enum c_inline_static_type): New.
18330 (record_inline_static): Declare.
18331 * c-decl.c (struct c_inline_static, c_inline_statics,
18332 record_inline_static, check_inline_statics): New.
18333 (pop_file_scope): Call check_inline_statics.
18334 (start_decl): Call record_inline_static instead of pedwarning
18335 directly for static in inline function.
18336 * c-typeck.c (build_external_ref): Call record_inline_static
18337 instead of pedwarning directly for static referenced in inline
18340 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18342 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18343 not new but only being rescanned.
18344 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18345 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18346 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18347 record_set_info, compute_set, grealloc): Remove.
18348 (recompute_all_luids): New function.
18349 (gcse_main): Don't compute sets, and don't do related memory
18350 allocations/free-ing. If something changed before the end of the
18351 pass, update LUIDs using recompute_all_luids.
18352 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18353 (free_gcse_mem): Don't free it either.
18354 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18355 Use the df insn LUIDs.
18356 (load_killed_in_block): Likewise.
18357 (compute_hash_table_work): Don't compute reg_set_in_block.
18358 (compute_transp): Use DF_REG_DEF_CHAINs.
18359 (local_cprop_pass): Don't use compute_sets and related functions.
18360 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18361 Use get_max_uid() instead of max_cuid.
18362 (insert_insn_end_basic_block, pre_insert_copy_insn,
18363 update_ld_motion_stores): Don't try to
18364 keep reg_set tables up to date.
18365 (pre_insert_copies): Use df insn LUIDs.
18366 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18367 (reg_set_info): Don't use extra bitmap argument.
18368 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18369 information to compute regs_set_in_block.
18370 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18371 (bypass_jumps): Don't use compute_sets and friends.
18373 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18376 * opts.c (undocumented_msg): Do not leave blank even with
18379 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18381 * c-decl.c (build_enumerator): Allow values folding to integer
18382 constants but not integer constant expressions with a pedwarn if
18385 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18388 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18389 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18390 type is an integer constant.
18392 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18395 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18398 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18401 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18402 with variably modified return type and no storage class
18403 specifiers, except for the case of nested functions. Distinguish
18404 extern declarations of functions with variably modified return
18405 types from those of objects with variably modified types.
18407 2009-04-25 Jan Hubicka <jh@suse.cz>
18409 * tree.c (list_equal_p): New function.
18410 * tree.h (list_equal_p): Declare.
18411 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18412 basic_block_def, basic_block, const_basic_block): New.
18413 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18414 (redirect_eh_edge): New function.
18415 (make_eh_edge_update_phi): EH edges are not abnormal.
18416 * except.c: Include tree-flow.h.
18417 (list_match): New function.
18418 (eh_region_replaceable_by_p): New function.
18419 (replace_region): New function.
18420 (hash_type_list): New function.
18421 (hash_eh_region): New function.
18422 (eh_regions_equal_p): New function.
18423 (merge_peers): New function.
18424 (remove_unreachable_regions): Verify EH tree when checking;
18426 (copy_eh_region_1): New function.
18427 (copy_eh_region): New function.
18428 (push_reachable_handler): New function.
18429 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18430 regions without label but with live RESX.
18431 * except.h (redirect_eh_edge_to_label): New.
18432 * tree-flow.h (redirect_eh_edge): New.
18433 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18434 basic_block_def, basic_block, const_basic_block): Remove.
18435 * Makefile.in (except.o): Add dependency on tree-flow.h
18436 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18437 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18440 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18443 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18444 on the destination of memcpy.
18446 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18448 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18449 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18450 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18452 2009-04-25 Jan Hubicka <jh@suse.cz>
18454 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18455 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18456 to be reached by different label than left.
18457 (update_eh_edges): Update comment; remove edge_to_remove if possible
18458 and return true if suceeded.
18459 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18460 (cleanup_eh): Compute sharing map.
18461 * except.c (remove_eh_handler_and_replace): Add argument if we should
18463 (remove_unreachable_regions): Update for label sharing.
18464 (label_to_region_map): Likewise.
18465 (get_next_region_sharing_label): New function.
18466 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18468 (remove_eh_handler): Update.
18469 (remove_eh_region_and_replace_by_outer_of): New function.
18470 * except.h (struct eh_region): Add next_region_sharing_label.
18471 (remove_eh_region_and_replace_by_outer_of,
18472 get_next_region_sharing_label): Declare.
18473 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18475 2009-04-25 Jan Hubicka <jh@suse.cz>
18477 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18478 insert code even if they are not critical.
18480 2009-04-25 Jan Hubicka <jh@suse.cz>
18482 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18483 (gimple_can_remove_branch_p): EH edges won't remove branch by
18485 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18486 updating of non-abnormal EH edges.
18487 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18488 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18489 (split_critical_edges): Split also edges where emitting code on them
18490 will lead to splitting later.
18492 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18493 H.J. Lu <hongjiu.lu@intel.com>
18496 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18497 the configured assembler supports fildq and fistpq mnemonics.
18498 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18499 * configure: Regenerated.
18500 * config.in: Ditto.
18502 * config/i386/i386.c (print_operand): Handle 'Z'.
18503 ['z']: Remove handling of special fild/fist suffixes.
18504 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18505 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18506 suffix of fild insn.
18507 (*floatsi<mode>2_vector_mixed): Ditto.
18508 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18509 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18510 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18511 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18512 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18514 2009-04-25 Ben Elliston <bje@au.ibm.com>
18516 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18517 the source of a set operation.
18519 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18521 * target.h (struct gcc_target): Add case_values_threshold field.
18522 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18523 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18524 * targhooks.c (default_case_values_threshold): New function.
18525 * targhooks.h (default_case_values_threshold): Declare function.
18526 * stmt.c (expand_case): Use case_values_threshold target hook.
18527 * expr.h (case_values_threshold): Remove declartation.
18528 * expr.c (case_values_threshold): Remove function.
18529 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18531 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18532 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18533 (avr_case_values_threshold): Declare as static.
18534 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18536 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18537 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18538 (mn10300_case_values_threshold): New function.
18540 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18542 * ira.c (setup_cover_and_important_classes): Add enum cast.
18544 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18546 * genpreds.c (write_enum_constraint_num): Output definition of
18547 CONSTRAINT_NUM_DEFINED_P macro.
18548 * ira.c (setup_cover_and_important_classes): Use
18549 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18551 2009-04-24 DJ Delorie <dj@redhat.com>
18553 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18554 __SH2A_SINGLE_ONLY__ also.
18556 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18558 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18559 (movdf_internal): Ditto.
18560 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18561 SFmode and DFmode constants.
18562 (ia64_print_operand): Add 'G' format for printing
18563 floating point constants.
18565 2009-04-24 Richard Guenther <rguenther@suse.de>
18567 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18568 from unsigned additions.
18570 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18572 * c-typeck.c (set_init_index): Allow array designators that are
18573 not integer constant expressions with a pedwarn if pedantic.
18575 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18577 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18578 zero if no overlap in nonzero bits between the operands.
18580 2009-04-24 Ian Lance Taylor <iant@google.com>
18582 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18583 (record_dead_and_set_regs): Likewise.
18584 * df.h (struct df_mw_hardreg): Change flags field to int.
18585 (struct df_base_ref): Likewise.
18586 (struct df): Change changeable_flags field to int.
18587 * df-scan.c (df_defs_record): Change clobber_flags to int.
18588 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18589 constants rather than #define macros.
18590 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18591 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18592 (enum dwarf_calling_convention): Likewise.
18593 (enum dwarf_line_number_x_ops): Likewise.
18594 (enum dwarf_call_frame_info): Likewise.
18595 (enum dwarf_source_language): Likewise.
18596 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18597 (add_calling_convention_attribute): Likewise.
18598 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18599 (combine_comparisons): Change compcode to int. Add cast to enum type.
18600 * genrecog.c (maybe_both_true_2): Change c to int.
18601 (write_switch): Likewise. Add cast to enum type.
18602 * gimplify.c (gimplify_omp_for): Handle return values from
18603 gimplify_expr using MIN rather than bitwise or.
18604 (gimplify_expr): Add cast to enum type.
18605 * ipa-prop.c (update_jump_functions_after_inlining): Change
18606 IPA_BOTTOM to IPA_JF_UNKNOWN.
18607 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18608 Add casts to enum type.
18609 (setup_cover_and_important_classes): Change cl to int. Add casts
18611 (setup_class_translate): Change cl and mode to int.
18612 (ira_init_once): Change mode to int.
18613 (free_register_move_costs): Likewise.
18614 (setup_prohibited_mode_move_regs): Add casts to enum type.
18615 * langhooks.c (add_builtin_function_common): Rework assertion that
18616 value fits bitfield.
18617 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18618 * omega.c (omega_do_elimination): Avoid math on enum types.
18619 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18620 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18621 int local to handle integral_argment value.
18622 * regmove.c (try_auto_increment): Change PUT_MODE to
18624 * reload.c (push_secondary_reload): Add casts to enum type.
18625 (secondary_reload_class, find_valid_class): Likewise.
18626 * reload1.c (emit_input_reload_insns): Likewise.
18627 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18628 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18629 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18631 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18632 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18634 (expand_complex_libcall): Add casts to enum type.
18635 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18636 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18637 with ERROR_MARK, not NUM_TREE_CODES.
18638 (vect_create_epilog_for_reduction): Likewise.
18639 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18640 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18641 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18643 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18644 vect_unused_in_loop. Change 0 to loop_vect.
18645 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18646 * var-tracking.c (get_init_value): Change return type to enum
18648 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18649 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18651 (arm_override_options): Add casts to enum type.
18652 (arm_emit_tls_decoration): Likewise.
18653 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18655 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18656 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18657 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18659 * config/s390/s390.c (code_for_builtin_64): Change to array of
18661 (code_for_builtin_31): Likewise.
18662 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18664 * config/sparc/sparc.c (sparc_override_options): Change value
18665 field in struct code_model to enum cmodel. In initializer change
18666 0 to NULL and add cast to enum type.
18668 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18669 Change all callers. Issue a -Wc++-compat warning using
18670 lhs_origtype if necessary.
18671 (convert_for_assignment): Issue -Wc++-compat warnings about
18672 invalid conversions to enum type on assignment.
18673 * c-common.h (build_modify_expr): Update declaration.
18675 2009-04-24 Nick Clifton <nickc@redhat.com>
18677 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18678 (function_arg_advance): Likewise.
18679 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18682 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18684 * config/s390/constraints.md ('I', 'J'): Fix condition.
18686 2009-04-24 Diego Novillo <dnovillo@google.com>
18688 * gengtype-parse.c (parse_error): Add newline after message.
18690 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18692 * config/i386/sse.md (avxmodesuffixs): Removed.
18693 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18694 (*avx_pinsr<ssevecsize>): This.
18696 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18698 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18699 follow chains of regs with a single definition, and allow expressions
18700 that are function_invariant_p.
18701 (simple_rhs_p): Allow expressions that are function_invariant_p.
18703 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18705 PR middle-end/39867
18706 * fold-const.c (fold_cond_expr_with_comparison): When folding
18707 > and >= to MAX, make sure the MAX uses the same type as the
18708 comparison's operands.
18710 2009-04-24 Nick Clifton <nickc@redhat.com>
18712 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18713 addressing for DImode accesses.
18714 (frv_print_operand_address): Handle PLUS case.
18715 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18717 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18719 PR rtl-optimization/39794
18720 * alias.c (canon_true_dependence): Add x_addr argument.
18721 * rtl.h (canon_true_dependence): Adjust prototype.
18722 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18723 * cselib.c (cselib_invalidate_mem): Likewise.
18724 * gcse.c (compute_transp): Likewise.
18725 * dse.c (scan_reads_nospill): Likewise.
18726 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18727 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18728 canon_base_addr of the group, plus optional offset.
18729 (struct group_info): Rename canon_base_mem to
18731 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18732 canon_rtx of base_mem.
18734 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18736 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18737 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18739 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18741 * config/spu/spu-builtins.h: Delete file.
18743 * config/spu/spu.h (enum spu_builtin_type): Move here from
18745 (struct spu_builtin_description): Likewise. Add GTY marker.
18746 Do not use enum spu_function_code or enum insn_code.
18747 (spu_builtins): Add extern declaration.
18749 * config/spu/spu.c: Do not include "spu-builtins.h".
18750 (enum spu_function_code, enum spu_builtin_type_index,
18751 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18752 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18753 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18754 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18755 (spu_builtin_types): Make static. Add GTY marker.
18756 (spu_builtins): Add extern declaration with GTY marker.
18757 Include "gt-spu.h".
18759 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18760 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18761 Check programmatically whether all parameters are scalar.
18763 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18765 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18767 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18768 assignment from the constructor either if the target is volatile.
18770 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18772 * config/arm/arm.md (insv): Do not share operands[0].
18774 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18776 * config/vxlib-tls.c (active_tls_threads): Delete.
18777 (delete_hook_installed): New.
18778 (tls_delete_hook): Don't delete the delete hook.
18779 (tls_destructor): Delete it here.
18780 (__gthread_set_specific): Adjust installing the delete hook.
18781 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18782 __gthread_leave_tsd_dtor_context.
18784 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18786 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18788 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18790 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18792 (alpha_rtx_costs): Ditto.
18793 (emit_unlikely_jump): Use add_reg_note.
18794 (emit_frame_store_1): Ditto.
18795 (alpha_expand_prologue): Ditto.
18796 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18797 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18799 2009-04-23 Nick Clifton <nickc@redhat.com>
18801 * config/v850/v850.md (epilogue): Remove suppressed code.
18802 (return): Rename to return_simple and remove test of frame size.
18803 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18804 to gen_return_simple.
18806 2009-04-22 Jing Yu <jingyu@google.com>
18809 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18811 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18814 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18815 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18816 value is a VECTOR_CST, the element type is the element type of the
18819 2009-04-22 DJ Delorie <dj@redhat.com>
18821 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18823 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18825 * alias.c (find_base_term): Move around LO_SUM case, so that
18826 CONST falls through into PLUS/MINUS handling.
18829 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18830 into 0, use omit_one_operand.
18832 2009-04-23 Ben Elliston <bje@au.ibm.com>
18834 * config/rs6000/linux-unwind.h (get_regs): Remove type
18835 puns. Change the type of `pc' to an array of unsigned ints and
18836 update all users. Constify frame24.
18838 2009-04-22 DJ Delorie <dj@redhat.com>
18840 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18841 declarations before code.
18842 (current_function_special_page_vector): Likewise.
18843 (m32c_expand_insv): Silence a warning.
18845 2009-04-21 Taras Glek <tglek@mozilla.com>
18847 * alias.c: Update GTY annotations to new syntax.
18848 * basic-block.h: Likewise.
18849 * bitmap.h: Likewise.
18850 * c-common.h: Likewise.
18851 * c-decl.c: Likewise.
18852 * c-parser.c: Likewise.
18853 * c-pragma.c: Likewise.
18854 * c-tree.h: Likewise.
18855 * cfgloop.h: Likewise.
18856 * cgraph.h: Likewise.
18857 * config/alpha/alpha.c: Likewise.
18858 * config/arm/arm.h: Likewise.
18859 * config/avr/avr.h: Likewise.
18860 * config/bfin/bfin.c: Likewise.
18861 * config/cris/cris.c: Likewise.
18862 * config/darwin.c: Likewise.
18863 * config/frv/frv.c: Likewise.
18864 * config/i386/i386.c: Likewise.
18865 * config/i386/i386.h: Likewise.
18866 * config/i386/winnt.c: Likewise.
18867 * config/ia64/ia64.h: Likewise.
18868 * config/iq2000/iq2000.c: Likewise.
18869 * config/mips/mips.c: Likewise.
18870 * config/mmix/mmix.h: Likewise.
18871 * config/pa/pa.c: Likewise.
18872 * config/pa/pa.h: Likewise.
18873 * config/rs6000/rs6000.c: Likewise.
18874 * config/s390/s390.c: Likewise.
18875 * config/sparc/sparc.c: Likewise.
18876 * config/xtensa/xtensa.c: Likewise.
18877 * cselib.h: Likewise.
18878 * dbxout.c: Likewise.
18879 * dwarf2out.c: Likewise.
18880 * except.c: Likewise.
18881 * except.h: Likewise.
18882 * fixed-value.h: Likewise.
18883 * function.c: Likewise.
18884 * function.h: Likewise.
18885 * gimple.h: Likewise.
18886 * integrate.c: Likewise.
18887 * optabs.c: Likewise.
18888 * output.h: Likewise.
18889 * real.h: Likewise.
18891 * stringpool.c: Likewise.
18892 * tree-data-ref.c: Likewise.
18893 * tree-flow.h: Likewise.
18894 * tree-scalar-evolution.c: Likewise.
18895 * tree-ssa-address.c: Likewise.
18896 * tree-ssa-alias.h: Likewise.
18897 * tree-ssa-operands.h: Likewise.
18898 * tree.c: Likewise.
18899 * tree.h: Likewise.
18900 * varasm.c: Likewise.
18901 * varray.h: Likewise.
18903 * coretypes.h: Do not define GTY macro if it is already defined.
18904 * doc/gty.texi: Update GTY documentation to new syntax.
18905 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18906 annotations on structs.
18907 * gengtype-parse.c: Likewise.
18909 2009-04-22 Mark Heffernan <meheff@google.com>
18911 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18913 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18915 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18918 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18920 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18921 the same as a PLUS without a shift. Increase the cost of a
18924 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18926 * Makefile.in: Update dependencies.
18927 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18928 * errors.h: Remove bogus comment about compatibility.
18929 (warning): Update declaration.
18930 * genautomata.c: Update all calls to warning.
18931 * gimple.c: Do not include errors.h. Include toplev.h.
18932 * tree-ssa-structalias.c: Do not include errors.h.
18933 * omega.c: Likewise.
18934 * tree-ssa-reassoc.c: Likewise.
18935 * config/spu/spu-c.c: Likewise.
18936 * config/spu/t-spu-elf: Update dependencies.
18938 2009-04-22 Richard Guenther <rguenther@suse.de>
18940 PR tree-optimization/39824
18941 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18942 make sure the types are compatible.
18944 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18947 * c-common.c (c_parse_error): Take a token_flags parameter.
18948 Use token_type for the token type instead.
18949 Pass token_flags to cpp_type2name.
18950 * c-common.h (c_parse_error): Update declaration.
18951 * c-parser.c (c_parser_error): Pass 0 as token flags.
18953 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18955 PR rtl-optimization/39580
18956 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18958 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18960 * function.c (expand_function_end): Do not emit a jump to the "naked"
18961 return label for fall-through returns.
18962 * except.c (sjlj_emit_function_exit): Always place the call to the
18963 unregister function at the location installed by expand_function_end.
18965 2009-04-22 Richard Guenther <rguenther@suse.de>
18967 PR tree-optimization/39845
18968 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18969 (gen_inbound_check): Likewise.
18971 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18973 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18975 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18976 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18978 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18980 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18981 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18982 shift counts to avoid out-of-bounds array accesses.
18984 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18986 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18987 (Pmode): Move above.
18989 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18991 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18992 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18993 GET_CODE macro. Use IN_RANGE macro where appropriate.
18994 * config/alpha/alpha.h: Ditto.
18995 * config/alpha/alpha.md: Ditto.
18996 * config/alpha/constraints.md: Ditto.
18997 * config/alpha/predicates.md: Ditto.
18999 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19001 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19002 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19003 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19004 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19005 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19006 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19007 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19008 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19009 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19010 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19011 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19012 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19013 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19014 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19015 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19016 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19017 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19018 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19019 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19020 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19021 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19022 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19023 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19024 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19025 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19026 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19027 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19029 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19031 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19032 references from comments.
19033 * cfgbuild.c: (count_basic_blocks): Delete.
19034 (find_basic_blocks_1): Delete.
19035 (find_basic_blocks): Delete.
19036 * except.c (finish_eh_generation): Make static. Move comment from
19037 except.h here. Remove find_basic_blocks references from comments.
19038 * except.h (finish_eh_generation): Delete.
19039 * basic-block.h (find_basic_blocks): Delete.
19040 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19042 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19044 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19045 (sdbout_parms): Likewise.
19047 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19049 * config/sh/sh.c (prepare_cbranch_operands): Use
19050 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19051 (expand_cbranchdi4): Likewise.
19052 (from_compare): Add cast to enum type.
19053 (expand_cbranchsi4): Use add_reg_note.
19054 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19055 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19056 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19057 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19058 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19059 instead of CODE_FOR_nothing.
19060 (cbranchdi4): Likewise. Fix the order of arguments for
19062 (push_fpscr): Use add_reg_note.
19063 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19064 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19066 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19068 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19069 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19070 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19071 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19072 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19073 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19074 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19075 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19076 config/alpha/x-vms, config/arc/t-arc,
19077 config/arm/README-interworking, config/arm/arm-c.c,
19078 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19079 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19080 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19081 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19082 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19083 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19084 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19085 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19086 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19087 config/cris/t-elfmulti, config/crx/t-crx,
19088 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19089 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19090 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19091 config/h8300/t-h8300, config/i386/athlon.md,
19092 config/i386/darwin-libgcc.10.4.ver,
19093 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19094 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19095 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19096 config/i386/t-linux64, config/i386/t-nwld,
19097 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19098 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19099 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19100 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19101 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19102 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19103 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19104 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19105 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19106 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19107 config/m68k/t-uclinux, config/mcore/t-mcore,
19108 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19109 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19110 config/mips/crtn.asm, config/mips/irix-crti.asm,
19111 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19112 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19113 config/mips/mips-fixed.md, config/mips/sb1.md,
19114 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19115 config/mips/t-iris6, config/mips/t-isa3264,
19116 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19117 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19118 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19119 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19120 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19121 config/mn10300/t-linux, config/mn10300/t-mn10300,
19122 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19123 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19124 config/picochip/libgccExtras/clzsi2.asm,
19125 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19126 config/rs6000/darwin-libgcc.10.4.ver,
19127 config/rs6000/darwin-libgcc.10.5.ver,
19128 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19129 config/rs6000/t-aix43, config/rs6000/t-aix52,
19130 config/rs6000/t-darwin, config/rs6000/t-fprules,
19131 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19132 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19133 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19134 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19135 config/rs6000/t-rtems, config/rs6000/t-spe,
19136 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19137 config/score/t-score-elf, config/sh/divcost-analysis,
19138 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19139 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
19140 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
19141 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
19142 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
19143 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
19144 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
19145 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
19146 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
19147 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
19148 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
19149 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
19150 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
19151 limitx.h, version.c, xcoff.h: Add copyright and license notices.
19152 * config/h8300/genmova.sh: Include copyright and license notices
19153 in generated output.
19154 * config/h8300/mova.md: Regenerate.
19155 * doc/install.texi2html: Include word "Copyright" in copyright
19156 notice and use name "Free Software Foundation, Inc.".
19157 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19158 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19159 ChangeLog-2007, ChangeLog-2008: Correct dates.
19161 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
19163 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19164 NE_EXPR operations as well.
19165 * c-parser.c (c_parser_condition): Do not set location information on
19167 (c_parser_conditional_expression): Likewise.
19168 (c_parser_binary_expression): Set location information on operators.
19169 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19170 TRUTH_NOT_EXPR has been folded.
19171 * fold-const.c (fold_truth_not_expr): Copy location information from
19172 the incoming expression to the outgoing one.
19173 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19174 recursive calls on the LHS of the operator but pass that of the
19175 operator to recursive calls on the RHS of the operator. Set it
19177 (shortcut_cond_expr): Set the locus of the operator on the second
19178 COND_EXPR and that of the expression on the first in degenerate cases.
19179 Pass the locus of the expression to calls to shortcut_cond_r.
19180 Set the locus of the 'then' block on the associated jump, if any.
19181 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
19182 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
19183 expression to call to gimplify_boolean_expr.
19185 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
19187 * config.gcc: Add additional configuration for
19188 i686-w64-mingw* and x86_64-w64-mingw* triplet.
19189 * config/i386/mingw-w64.h: New mingw-w64 specific header.
19190 (CPP_SPEC): Redefine for allowing -municode option.
19191 (STARTFILE_SPEC): Likewise.
19192 * config/i386/t-mingw-w64: New.
19193 * config/i386/mingw-w64.opt: New.
19194 (municode): Add new target option.
19195 * doc/invoke.texi (municode): Add documentation for new option.
19197 2009-04-21 Ian Lance Taylor <iant@google.com>
19199 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19200 Correct test for number of arguments.
19201 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19203 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19205 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19206 argument of emit_library_call.
19208 2009-04-21 Richard Guenther <rguenther@suse.de>
19210 PR middle-end/39829
19211 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19212 inside VIEW_CONVERT_EXPRs.
19214 2009-04-21 Martin Jambor <mjambor@suse.cz>
19216 * tree-switch-conversion.c (build_constructors): Split a long line.
19217 (constructor_contains_same_values_p): New function.
19218 (build_one_array): Create assigns of constants if possible, do not
19219 call mark_sym_for_renaming, call update_stmt.
19220 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19221 make_rename_temp. Do not call mark_symbols_for_renaming, call
19223 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19224 find_new_referenced_vars, call update_stmt.
19225 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19226 instead of calling make_rename_temp. Do not call
19227 find_new_referenced_vars or mark_symbols_for_renaming, call
19230 2009-04-21 Richard Guenther <rguenther@suse.de>
19232 PR tree-optimization/39827
19233 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19234 (tree_ssa_phiprop): Pass the correct array size.
19236 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19238 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19240 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19243 * c-typeck.c (lvalue_p): Move declaration ...
19244 * c-common.h (lvalue_p): ... to here.
19245 * c-common.c (candidate_equal_p): New.
19246 (add_tlist): Use it.
19247 (merge_tlist): Use it.
19248 (warn_for_collisions_1): Likewise.
19249 (warning_candidate_p): Accept more candidates.
19250 (verify_tree): A warning candidate can be an expression. Use
19253 2009-04-21 Ben Elliston <bje@au.ibm.com>
19256 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19257 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19258 options. Remove -mcall-solaris documentation.
19260 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19263 * doc/invoke.texi (-Wlong-long): Update description.
19264 * c-lex (interpret_integer): Only warn if there was no previous
19265 overflow and -Wlong-long is enabled.
19266 * c-decl.c (declspecs_add_type): Drop redundant flags.
19267 * c.opt (Wlong-long): Init to -1.
19268 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19269 and front-end warn_long_long. Wlong-long only depends on other
19270 flags if it is uninitialized.
19271 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19272 the same for CPP and FE.
19273 (restore_extension_diagnostics): Likewise.
19275 2009-04-20 Ian Lance Taylor <iant@google.com>
19277 Fix enum conversions which are invalid in C++:
19278 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19279 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19280 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19281 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19282 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19283 (dbxout_parms): Likewise.
19284 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19285 (df_clear_flags): Likewise.
19286 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19287 top_flag parameter to int.
19288 (df_chain_create_bb_process_use): Likewise.
19289 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19291 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19292 (df_ref_create_structure, df_def_record_1): Likewise.
19293 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19294 (df_notes_rescan): Change 0 to VOIDmode in function call.
19295 (df_get_call_refs, df_insn_refs_collect): Likewise.
19296 (df_bb_regs_collect): Likewise.
19297 (df_entry_block_defs_collect): Likewise.
19298 (df_exit_block_uses_collect): Likewise.
19299 * df.h: Update declarations.
19300 * double-int.c (double_int_divmod): Add cast to enum type.
19301 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19302 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19303 (based_loc_descr): Likewise.
19304 (loc_descriptor_from_tree_1): Change first_op and second_op to
19305 enum dwarf_location_atom. Add cast to enum type.
19306 * expmed.c (init_expmed): Change 0 to SET in function call.
19307 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19308 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19309 (do_store_flag): Likewise.
19310 * fixed-value.h (struct fixed_value): Change mode to enum
19312 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19313 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19315 (insert_insn_decl, insert_decl, insert_state): Likewise.
19316 (automata_list_finish): Likewise.
19317 * genrecog.c (process_define_predicate): Add cast to enum type.
19318 * gensupport.c (init_predicate_table): Add cast to enum type.
19319 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19321 (gimple_build_call_1, gimple_build_label): Likewise.
19322 (gimple_build_goto, gimple_build_asm_1): Likewise.
19323 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19324 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19325 (enum fallback): Rename from enum fallback_t.
19326 (fallback_t): Typedef as int.
19327 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19328 GSI_SAME_STMT in function call.
19329 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19331 (setup_reg_class_relations): Likewise.
19332 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19333 (setup_prohibited_class_mode_regs): Add cast to enum type.
19334 (setup_prohibited_mode_move_regs): Likewise.
19335 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19336 (record_address_regs): Change i to enum reg_class.
19337 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19338 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19339 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19340 (GET_MODE_2XWIDER_MODE): Likewise.
19341 (GET_CLASS_NARROWEST_MODE): Likewise.
19342 * omp-low.c (expand_omp_for): Add cast to enum type.
19343 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19344 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19345 * postreload.c (reload_cse_simplify_operands): Change rclass local
19347 * predict.c (combine_predictions_for_insn): Change best_predictor
19348 and predictor to enum br_predictor.
19349 (combine_predictions_for_bb): Likewise.
19350 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19351 use SET_PREDICT_EXPR_OUTCOME.
19352 * real.c (real_arithmetic): Change icode to code in function call.
19353 * reginfo.c (init_move_cost): Add casts to enum type.
19354 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19355 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19357 * reload.c (find_valid_class): Add casts to enum type.
19358 (push_reload): Change 0 to NO_REGS in function call.
19359 (find_reloads): Change this_alternative to array of enum
19360 reg_class. Remove some now-unnecessary casts.
19361 (make_memloc): Change 0 to VOIDmode in function call.
19362 * reload1.c (reload): Change 0 to VOIDmode in function call.
19363 (eliminate_regs_1, elimination_effects): Likewise.
19364 (eliminate_regs_in_insn): Likewise.
19365 (emit_input_reload_insns): Add cast to enum type.
19366 (delete_output_reload): Change 0 to VOIDmode in function call.
19367 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19368 to enum type in function call.
19369 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19370 (SET_PREDICT_EXPR_OUTCOME): Define.
19371 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19372 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19373 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19374 (dump_function): Likewise.
19375 * tree-dump.h: Update declarations.
19376 * tree-pass.h: Update declarations.
19377 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19378 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19380 (arm_rtx_costs_1): Correct parenthesization.
19381 (arm_rtx_costs): Add casts to enum type.
19382 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19383 (vfp_emit_fstmd): Use add_rg_note.
19384 (emit_multi_reg_push, emit_sfm): Likewise.
19385 (thumb_set_frame_pointer): Likewise.
19386 (arm_expand_prologue): Likewise.
19387 (arm_regno_class): Change return type to enum reg_class.
19388 (thumb1_expand_prologue): Use add_reg_note.
19389 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19390 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19392 * config/arm/gentune.sh: Add cast to enum type.
19393 * config/arm/arm-tune.md: Rebuild.
19394 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19395 (ix86_split_fp_branch, predict_jump): Likewise.
19396 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19397 insn_code to enum rtx_code.
19398 (ix86_builtin_vectorized_function): Add cast to enum type.
19399 * config/i386/i386.md (truncdfsf2): Change slot to enum
19401 (truncxf<mode>2, isinf<mode>2): Likewise.
19402 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19404 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19405 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19406 (insert_bundle_state): Change 1 to INSERT in function call.
19407 (ia64_add_bundle_selector_before): Likewise.
19408 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19409 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19410 (restore_stack_nonlocal): Likewise.
19411 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19413 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19415 (mips_rtx_costs): Likewise.
19416 (mips_override_options): Add casts to enum type.
19417 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19419 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19420 (store_reg, set_reg_plus_d): Likewise.
19421 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19422 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19424 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19426 (emit_unlikely_jump): Use add_reg_note.
19427 (rs6000_emit_allocate_stack): Likewise.
19428 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19429 (output_toc): Change 1 to INSERT in function call.
19430 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19431 (rs6000_initialize_trampoline): Likewise.
19432 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19434 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19435 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19436 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19437 (save_gprs): Use add_reg_note.
19438 (s390_emit_prologue): Likewise.
19439 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19440 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19441 (sparc_fold_builtin): Add cast to enum type.
19442 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19444 (spu_expand_prologue): Use add_reg_note.
19445 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19447 2009-04-20 Ian Lance Taylor <iant@google.com>
19449 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19450 (c_parser_postfix_expression_after_primary): Get VEC for list of
19451 arguments. Get original types of arguments. Call
19452 build_function_call_vec.
19453 (cached_expr_list_1, cached_expr_list_2): New static variables.
19454 (c_parser_expr_list): Change return type to VEC *. Add
19455 p_orig_types parameter. Change all callers.
19456 (c_parser_release_expr): New static function.
19457 (c_parser_vec_to_tree_list): New static function.
19458 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19459 call build_function_call_vec.
19460 (build_function_call_vec): New function, based on old
19461 build_function_call.
19462 (convert_arguments): Remove nargs and argarray parameters. Change
19463 values to a VEC. Add origtypes parameter.
19464 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19465 (convert_for_assignment): Add origtype parameter. Change all
19466 callers. If warn_cxx_compat, check for conversion to an enum
19467 type when calling a function.
19468 (store_init_value): Add origtype parameter. Change all callers.
19469 (digest_init): Likewise.
19470 (struct init_node): Add origtype field.
19471 (add_pending_init): Add origtype parameter. Change all callers.
19472 (output_init_element): Likewise.
19473 (output_pending_init_elements): Pass origtype from init_node to
19474 output_init_element.
19475 (process_init_element): Pass origtype from c_expr to
19476 output_init_element.
19477 (c_finish_return): Add origtype parameter. Change all callers.
19478 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19480 (sync_resolve_params): Likewise.
19481 (sync_resolve_return): Change params to first_param. Change caller.
19482 (resolve_overloaded_builtins): Change params to VEC *. Change
19483 callers. Save first parameter around call to build_function_call_vec.
19484 * c-decl.c (finish_decl): Add origtype parameter. Change all
19485 callers. Call build_function_call_vec rather than
19486 build_function_call for cleanup.
19487 * c-tree.h: Update declarations.
19488 * c-common.h: Update declarations.
19489 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19490 params to first_param.
19491 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19492 params parameter from tree to void *.
19493 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19494 Change arglist parameter to have type void *, and to be a pointer
19496 * config/rs6000/rs6000-protos.h
19497 (altivec_resolve_overloaded_builtin): Update declaration.
19498 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19499 fnargs parameter to have type void *, and to be a pointer to a
19500 VEC. Call build_function_call_vec instead of
19501 build_function_call.
19502 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19504 2009-04-20 Joey Ye <joey.ye@intel.com>
19505 Xuepeng Guo <xuepeng.guo@intel.com>
19506 H.J. Lu <hongjiu.lu@intel.com>
19508 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19510 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19511 (IX86_LEA_PRIORITY): Likewise.
19512 (distance_non_agu_define): New function.
19513 (distance_agu_use): Likewise.
19514 (ix86_lea_for_add_ok): Likewise.
19515 (ix86_dep_by_shift_count): Likewise.
19517 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19518 should split for LEA.
19520 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19522 (ix86_dep_by_shift_count): Likewise.
19524 2009-04-20 Richard Guenther <rguenther@suse.de>
19526 * expr.c (handled_component_p): Move ...
19527 * tree.h (handled_component_p): ... here.
19528 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19529 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19530 and REALPART_EXPR to be in one group.
19532 2009-04-20 Richard Guenther <rguenther@suse.de>
19534 * basic-block.h (get_all_dominated_blocks): Declare.
19535 * dominance.c (get_all_dominated_blocks): New function.
19536 * tree-cfg.c (get_all_dominated_blocks): Remove.
19537 (remove_edge_and_dominated_blocks): Adjust.
19538 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19539 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19540 instead of recursing.
19542 2009-04-20 Doug Kwan <dougkwan@google.com>
19544 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19545 (struct cgraph_node_set_def): New type.
19546 (cgraph_node_set) New type. Also declare vector functions.
19547 (struct cgraph_node_set_element_def): New type.
19548 (cgraph_node_set_element): Ditto.
19549 (cgraph_node_set_iterator): New iterator type.
19550 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19551 cgraph_node_set_remove, dump_cgraph_node_set,
19552 debug_cgraph_node_set): New prototypes.
19553 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19554 cgraph_node_set_size): New inlines.
19555 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19556 including cgraph.h.
19557 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19558 argument to function 'write_summary'.
19559 * ipa.c: Include ggc.h.
19560 (hash_cgraph_node_set_element,
19561 eq_cgraph_node_set_element, cgraph_node_set_new,
19562 cgraph_node_set_add, cgraph_node_set_remove,
19563 cgraph_node_set_find, dump_cgraph_node_set,
19564 debug_cgraph_node_set): New functions.
19565 * Makefile.in (ipa.o): Add dependency on GGC_H.
19567 2009-04-20 Ira Rosen <irar@il.ibm.com>
19569 PR tree-optimization/39675
19570 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19571 check of the return code of vect_schedule_slp. Check that
19572 stmt_vec_info still exists for the statement, before checking its
19573 vectorization type.
19575 2009-04-20 Michael Matz <matz@suse.de>
19577 * Makefile.in (generated_files): Take out $(simple_generated_c).
19579 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19581 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19582 (UINTPTR_TYPE): Likewise.
19584 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19587 * c-typeck.c (digest_init): Check for initializing an array with a
19590 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19593 * c-semantics.c (pop_stmt_list): Propagate
19594 STATEMENT_LIST_HAS_LABEL to parent statement list.
19596 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19598 * config/mips/mips.h (mips_tune_attr): New macro.
19599 * config/mips/mips.md (cpu): Use it.
19601 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19604 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19607 2009-04-19 Diego Novillo <dnovillo@google.com>
19609 * toplev.c (compile_file): Move call to coverage_finish ...
19610 * cgraphunit.c (ipa_passes): ... here.
19611 Call cgraph_process_new_functions.
19612 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19613 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19615 2009-04-19 Jan Hubicka <jh@suse.cz>
19617 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19619 (dump_cgraph_node): Dump can throw external flag.
19620 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19622 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19626 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19627 * common.opt (Wlogical-op): Move from here...
19628 * c.opt (Wlogical-op): ... to here.
19629 * c-typeck.c (parser_build_binary_op): Update call to
19630 warn_logical_operator.
19631 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19633 * c-common.c (warn_logical_op): Update.
19634 * c-common.h (warn_logical_op): Update declaration.
19636 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19638 * tree.c (protected_set_expr_location): Fix formatting.
19640 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19643 * c-typeck.c (readonly_warning): new.
19644 (build_unary_op, build_modify_expr): Use readonly_warning for
19645 storing into something readonly but not const-qualified.
19647 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19650 * c-typeck.c (build_unary_op): Check for taking address of
19651 expression of type void.
19653 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19656 * c-typeck.c (build_function_call): Check for calling a function
19657 with qualified void return types. Call require_complete_type when
19660 2009-04-18 Jan Hubicka <jh@suse.cz>
19662 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19664 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19665 can_throw_external flag.
19666 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19667 * ipa-pure-const.c (ignore_edge): New function.
19668 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19669 only over can_throw_external edges.
19670 (local_pure_const): Add nothrow flag.
19671 * ipa-utils.c (searchc): Add ignore_edge callback.
19672 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19673 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19674 (set_nothrow_function_flags): Update cgraph.
19675 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19677 2009-04-18 Richard Guenther <rguenther@suse.de>
19679 PR middle-end/39804
19680 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19681 (fold_stmt): ... this and ...
19682 (fold_stmt_inplace): ... this.
19683 (fold_stmt_1): Fold references in calls and asms.
19684 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19686 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19688 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19689 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19691 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19693 * tree.c (function_args_count): Remove.
19694 * tree.h: Remove the prototype for function_args_count.
19696 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19698 * tree-iterator.c (expr_only): Remove.
19699 * tree.h: Remove the prototype for expr_only.
19701 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19703 * reginfo.c (cannot_change_mode_set_regs): Remove.
19704 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19706 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19708 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19709 whether operands 0 and 1 overlaps.
19711 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19713 PR middle-end/36902
19714 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19715 pointer. Use warning_at instead of warning.
19716 (search_for_addr_array): Likewise.
19717 (check_array_bounds): Likewise.
19718 (check_all_array_refs): Check that the incoming edge is not in the
19719 list of edges to be removed.
19720 (check_all_array_refs): Avoid the temporal pointer.
19721 (vrp_visit_cond_stmt): Fix typo.
19722 (simplify_switch_using_ranges): Handle the case where the switch
19723 index is an integer constant.
19725 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19727 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19729 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19731 * doc/extend.texi, doc/invoke.texi: Fix typos.
19733 2009-04-17 Cary Coutant <ccoutant@google.com>
19735 * tree-flow-inline.h (get_lineno): Fix inverted test.
19737 2009-04-17 Diego Novillo <dnovillo@google.com>
19739 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19740 assertion for AVAIL_OUT.
19742 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19745 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19746 * config/sh/linux-atomic.asm: Likewise.
19748 2009-04-17 Diego Novillo <dnovillo@google.com>
19750 * except.c (debug_eh_tree): New.
19751 (struct eh_region, struct eh_status): Move ...
19752 * except.h: ... here.
19753 (add_type_for_runtime): Declare extern.
19754 (lookup_type_for_runtime): Likewise.
19755 (debug_eh_tree): Declare.
19756 * Makefile.in (GTFILES): List except.h before except.c
19758 2009-04-17 Diego Novillo <dnovillo@google.com>
19760 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19761 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19762 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19763 (find_vars_r): ... here.
19764 * tree-flow.h (find_referenced_vars_in): Declare.
19765 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19766 that AVAIL_OUT exists for BLOCK.
19767 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19768 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19769 (tree-parloops.o): Likewise.
19771 2009-04-17 Simon Baldwin <simonb@google.com>
19773 * toplev.c (default_tree_printer): Add handling for %E format.
19775 2009-04-17 Diego Novillo <dnovillo@google.com>
19777 * tree-pretty-print.c (dump_generic_node): Add break after
19778 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19779 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19780 FUNCTION_TYPE together. Call print_struct_decl when printing
19781 structures and TDF_SLIM is not given.
19782 (print_struct_decl): Fix logic for detecting recursion.
19784 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19787 * gcc.c (create_at_file): New.
19788 (compile_input_file_p): New.
19789 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19790 * main.c (main): Update call to toplev_main.
19791 * toplev.c (toplev_main): Change signature. Call expandargv.
19792 * toplev.h (toplev_main): Change signature.
19794 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19796 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19797 if the latter is not constant.
19799 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19801 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19803 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19805 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19806 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19808 2009-04-17 Richard Guenther <rguenther@suse.de>
19810 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19811 Handle component references view-converting an invariant address.
19813 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19815 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19816 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19817 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19818 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19819 Use @deftypevr rather than @deftypevar.
19821 2009-04-17 Richard Guenther <rguenther@suse.de>
19823 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19824 (get_prop_source_stmt): Likewise.
19825 (can_propagate_from): Likewise.
19827 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19829 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19830 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19831 (--with-multilib-list): Add default value.
19832 * configure: Regenerate.
19833 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19834 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19835 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19836 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19837 Don't add default cpu to multilib list unnecessarily, but do enable
19838 the relevant compiler option..
19839 Add support for --with-multilib-list=<blank> and
19840 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19841 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19842 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19843 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19844 TM_MULTILIB_CONFIG.
19845 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19846 (MULTILIB_OSDIRNAMES): New variable.
19847 * config/sh/t-1e: Delete file.
19848 * config/sh/t-mlib-sh1: Delete file.
19849 * config/sh/t-mlib-sh2: Delete file.
19850 * config/sh/t-mlib-sh2a: Delete file.
19851 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19852 * config/sh/t-mlib-sh2a-single: Delete file.
19853 * config/sh/t-mlib-sh2a-single-only: Delete file.
19854 * config/sh/t-mlib-sh2e: Delete file.
19855 * config/sh/t-mlib-sh3e: Delete file.
19856 * config/sh/t-mlib-sh4: Delete file.
19857 * config/sh/t-mlib-sh4-nofpu: Delete file.
19858 * config/sh/t-mlib-sh4-single: Delete file.
19859 * config/sh/t-mlib-sh4-single-only: Delete file.
19860 * config/sh/t-mlib-sh4a: Delete file.
19861 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19862 * config/sh/t-mlib-sh4a-single: Delete file.
19863 * config/sh/t-mlib-sh4a-single-only: Delete file.
19864 * config/sh/t-mlib-sh4al: Delete file.
19865 * config/sh/t-mlib-sh5-32media: Delete file.
19866 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19867 * config/sh/t-mlib-sh5-64media: Delete file.
19868 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19869 * config/sh/t-mlib-sh5-compact: Delete file.
19870 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19871 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19872 * doc/install.texi (Options specification): Add
19873 --with-multilib-list and --with-endian.
19875 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19877 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19879 (OBJS-common): Add plugin-version.o.
19880 (plugin-version.o): New.
19881 * gcc-plugin.h (plugin_gcc_version): New.
19882 (plugin_default_version_check): New.
19883 (plugin_init_func, plugin_init): Add version argument.
19884 * plugin-version.c: New.
19885 * plugin.c (str_plugin_gcc_version_name): New.
19886 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19887 pass it to the init function.
19888 (plugin_default_version_check): New.
19890 2009-04-17 Richard Guenther <rguenther@suse.de>
19892 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19893 for decl-vs-decl disambiguation.
19895 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19897 * config/s390/s390.h (s390_tune_attr): New macro definition.
19898 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19900 2009-04-17 Richard Guenther <rguenther@suse.de>
19902 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19903 (fold_stmt_r): Likewise.
19904 (maybe_fold_reference): New function.
19905 (fold_gimple_assign): Handle cases fold_stmt_r did.
19906 (fold_stmt): Do not use fold_stmt_r.
19907 (fold_stmt_inplace): Likewise.
19909 2009-04-17 Richard Guenther <rguenther@suse.de>
19911 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19912 (record_equivalences_from_stmt): Remove useless checks and
19914 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19915 the type is already suitable.
19917 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19919 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19921 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19923 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19924 (CMPtype): Define as __gcc_CMPtype.
19926 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19928 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19929 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19931 2009-04-17 Richard Guenther <rguenther@suse.de>
19933 PR tree-optimization/39746
19934 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19935 special-casing for builtins and static variable use/def.
19936 (call_may_clobber_ref_p_1): Likewise.
19938 2009-04-16 Ian Lance Taylor <iant@google.com>
19940 * df.h: Include "timevar.h".
19941 (struct df_problem): Change tv_id field to timevar_id_t.
19942 * tree-pass.h: Include "timevar.h".
19943 (struct opt_pass): Change tv_id field to timevar_id_t.
19944 * timevar.h (timevar_id_t): Define TV_NONE.
19945 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19946 TV_NONE rather than tv_id != 0.
19947 (execute_one_pass): Likewise.
19948 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19949 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19950 dependencies to $(TREE_PASS_H).
19951 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19953 (pass_branch_target_load_optimize2): Likewise.
19954 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19955 (pass_outof_cfg_layout_mode): Likewise.
19956 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19957 (pass_rebuild_cgraph_edges): Likewise.
19958 (pass_remove_cgraph_callee_edges): Likewise.
19959 * df-core.c (pass_df_initialize_opt): Likewise.
19960 (pass_df_initialize_no_opt): Likewise.
19961 (pass_df_finish): Likewise.
19962 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19963 * except.c (pass_set_nothrow_function_flags): Likewise.
19964 (pass_convert_to_eh_region_ranges): Likewise.
19965 * final.c (pass_compute_alignments): Likewise.
19966 * function.c (pass_instantiate_virtual_regs): Likewise.
19967 (pass_init_function): Likewise.
19968 (pass_leaf_regs): Likewise.
19969 (pass_match_asm_constraints): Likewise.
19970 * gimple-low.c (pass_lower_cf): Likewise.
19971 (pass_mark_used_blocks): Likewise.
19972 * init-regs.c (pass_initialize_regs): Likewise.
19973 * integrate.c (pass_initial_value_sets): Likewise.
19974 * ira.c (pass_ira): Likewise.
19975 * jump.c (pass_cleanup_barriers): Likewise.
19976 * omp-low.c (pass_expand_omp): Likewise.
19977 (pass_lower_omp): Likewise.
19978 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19979 * recog.c (pass_split_all_insns): Likewise.
19980 (pass_split_after_reload): Likewise.
19981 (pass_split_before_regstack): Likewise.
19982 (pass_split_before_sched2): Likewise.
19983 (pass_split_for_shorten_branches): Likewise.
19984 * reginfo.c (pass_reginfo_init): Likewise.
19985 (pass_subregs_of_mode_init): Likewise.
19986 (pass_subregs_of_mode_finish): Likewise.
19987 * passes.c (pass_postreload): Likewise.
19988 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19989 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19990 (pass_warn_function_return): Likewise.
19991 (pass_warn_function_noreturn): Likewise.
19992 * tree-complex.c (pass_lower_complex): Likewise.
19993 (pass_lower_complex_O0): Likewise.
19994 * tree-if-conv.c (pass_if_conversion): Likewise.
19995 * tree-into-ssa.c (pass_build_ssa): Likewise.
19996 * tree-mudflap.c (pass_mudflap_1): Likewise.
19997 (pass_mudflap_2): Likewise.
19998 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19999 (pass_mudflap_2): Likewise.
20000 * tree-nrv.c (pass_return_slot): Likewise.
20001 * tree-object-size.c (pass_object_sizes): Likewise.
20002 * tree-optimize.c (pass_all_optimizations): Likewise.
20003 (pass_early_local_passes): Likewise.
20004 (pass_all_early_optimizations): Likewise.
20005 (pass_cleanup_cfg): Likewise.
20006 (pass_cleanup_cfg_post_optimizing): Likewise.
20007 (pass_free_datastructures): Likewise.
20008 (pass_free_cfg_annotations): Likewise.
20009 (pass_fixup_cfg): Likewise.
20010 (pass_init_datastructures): Likewise.
20011 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20012 (pass_late_warn_uninitialized): Likewise.
20013 (pass_update_address_taken): Likewise.
20014 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20015 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20016 (pass_cse_sincos): Likewise.
20017 (pass_convert_to_rsqrt): Likewise.
20018 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20019 * tree-stdarg.c (pass_stdarg): Likewise.
20020 * tree-tailcall.c (pass_tail_recursion): Likewise.
20021 (pass_tail_calls): Likewise.
20022 * tree-vect-generic.c (pass_lower_vector): Likewise.
20023 (pass_lower_vector_ssa): Likewise.
20024 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20026 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20028 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20030 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20032 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20033 logical and signext.
20035 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20038 * config/sh/predicates.md (arith_operand): Check if the operand
20039 of TRUNCATE is a REG.
20041 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20043 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20044 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20046 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20048 * tree-iterator.c (tsi_split_statement_list_after,
20049 tsi_split_statement_list_before): Remove.
20050 * tree-iterator.h: Remove the prototypes for
20051 tsi_split_statement_list_after and tsi_split_statement_list_before.
20053 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20055 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20056 * tree-ssa-propagate.h: Remove the prototype for
20057 stmt_makes_single_load.
20059 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20061 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20062 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20064 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20066 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20068 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20070 * except.c (eh_region_outer_p): Remove.
20071 * except.h: Remove the prototype for eh_region_outer_p.
20073 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20075 * function.c (current_function_assembler_name): Remove.
20076 * function.h: Remove the prototype for
20077 current_function_assembler_name.
20079 2009-04-16 Ian Lance Taylor <iant@google.com>
20081 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20082 (add_reg_note): Call alloc_reg_note.
20083 * rtl.h (alloc_reg_note): Declare.
20084 * combine.c (try_combine): Use alloc_reg_note.
20085 (recog_for_combine, move_deaths): Likewise.
20086 (distribute_notes): Use alloc_reg_note and add_reg_note.
20087 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20088 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20089 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20091 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20093 PR rtl-optimization/39762
20094 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20095 ira_may_move_out_cost): Add comments about way of their usage.
20096 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20098 * ira-conflicts.c (process_regs_for_copy): Use function
20099 ira_get_register_move_cost instead of global
20100 ira_register_move_cost.
20102 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20103 color_pass, move_spill_restore, update_curr_costs): Ditto.
20105 * ira-lives.c (process_single_reg_class_operands): Ditto.
20107 * ira-emit.c (emit_move_list): Ditto.
20109 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20110 (record_reg_classes): Ditto. Use functions
20111 ira_get_register_move_cost and ira_get_may_move_cost instead of
20112 global vars ira_register_move_cost, ira_may_move_out_cost and
20113 ira_may_move_in_cost.
20114 (record_address_regs): Don't call ira_init_register_move_cost.
20115 Use function ira_get_may_move_cost instead of global
20116 ira_may_move_in_cost.
20117 (process_bb_node_for_hard_reg_moves): Use function
20118 ira_get_register_move_cost instead of global ira_register_move_cost.
20119 (ira_costs): Don't call ira_init_register_move_cost.
20121 2009-04-16 Richard Guenther <rguenther@suse.de>
20123 * tree-cfg.c (verify_gimple_assign_binary):
20124 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20125 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20126 (create_general_new_stmt): Note that this function is broken.
20128 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20130 * common.opt (fhelp): Add Var(help_flag).
20131 * gcc-plugin.h (plugin_info): Add help.
20132 * plugin.c (plugin_name_args): Add help.
20133 (register_plugin_info): Set plugin->help.
20134 (print_help_one_plugin): New.
20135 (print_plugins_help): New.
20136 * plugin.h (print_plugins_help): New.
20137 * toplev.c (toplev_main): Call print_plugins_help if needed.
20139 2009-04-16 Richard Guenther <rguenther@suse.de>
20141 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
20142 (gimple_ior_addresses_taken_1): New function.
20143 (gimple_ior_addresses_taken): Likewise.
20144 * gimple.h (struct gimple_statement_with_ops_base): Remove
20145 addresses_taken member.
20146 (gimple_ior_addresses_taken): Declare.
20147 (gimple_addresses_taken, gimple_addresses_taken_ptr,
20148 gimple_set_addresses_taken): Remove.
20149 * ipa-reference.c (mark_address): New function.
20150 (scan_stmt_for_static_refs): Use it for marking addresses taken.
20151 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
20152 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
20153 (gimple_add_to_addresses_taken): Remove.
20154 (get_tmr_operands): Call mark_address_taken.
20155 (get_asm_expr_operands): Likewise.
20156 (get_expr_operands): Likewise.
20157 (build_ssa_operands): Do not clear the addresses_taken bitmap.
20158 (free_stmt_operands): Do not free it.
20159 * tree-ssa.c (delete_tree_ssa): Likewise.
20160 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
20162 2009-04-16 Richard Guenther <rguenther@suse.de>
20164 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20165 (walk_stmt_load_store_ops): Likewise.
20166 * gimple.c (get_base_loadstore): New function.
20167 (walk_stmt_load_store_addr_ops): Likewise.
20168 (walk_stmt_load_store_ops): Likewise.
20169 * ipa-pure-const.c (check_op): Simplify.
20170 (check_load, check_store): New functions.
20171 (check_stmt): Use walk_stmt_load_store_ops.
20172 * ipa-reference.c (mark_load): Adjust signature.
20173 (mark_store): Likewise.
20174 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20176 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20178 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20179 (plugin_info): New.
20180 * opts.c (common_handle_option): Don't call print_version.
20181 * plugin.c (plugin_name_args): Add version.
20182 (register_plugin_info): New.
20183 (register_callback): Handle PLUGIN_INFO.
20184 (try_init_one_plugin): New.
20185 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
20187 (finalize_one_plugin): New.
20188 (finalize_plugins): New.
20189 (print_one_plugin): New.
20190 (print_plugins_versions): New.
20191 * plugin.h (print_plugins_versions): New.
20192 (finalize_plugins): New.
20193 * toplev.c (compile_file): Don't call initialize_plugins.
20194 (print_version): Call print_plugins_versions.
20195 (toplev_main): Call initialize_plugins. Print version if needed.
20196 Call finalize_plugins.
20198 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20200 * common.opt (fversion): New.
20201 * gcc.c (print_version): New.
20202 (process_command): Don't print the version. Just set print_version.
20203 (main): Print version. Call subprocesses if print_version and
20204 verbose_flag are set.
20205 * opts.c (common_handle_option): Handle OPT_fversion.
20207 2009-04-16 Richard Guenther <rguenther@suse.de>
20208 Ira Rosen <irar@il.ibm.com>
20210 PR tree-optimization/39698
20211 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20212 type of the reduction variable. Only generate the def if
20215 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20216 make sure to first convert to an integer of the same precision.
20217 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20218 the type of the evolution correctly in computing the new
20219 induction variable base.
20221 2009-04-16 Richard Guenther <rguenther@suse.de>
20223 PR middle-end/39625
20224 * tree-cfg.c (make_blocks): Split statements with to-be
20225 abnormal SSA names on the lhs.
20227 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20229 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20230 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20231 * c-typeck.c (really_start_incremental_init): Likewise.
20232 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20233 (TARGET_INITIALIZER): Remove it.
20234 * target.h (struct target): Remove vector_opaque_p.
20235 * tree.c (build_opaque_vector_type): New.
20236 * tree.h (TYPE_VECTOR_OPAQUE): New.
20237 (build_opaque_vector_type): Declare.
20238 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20239 * config/rs6000/rs6000.c (build_opaque_vector_type,
20240 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20241 (rs6000_init_builtins): Use build_opaque_vector_type for
20242 opaque_V4SI_type_node.
20244 2009-04-15 Catherine Moore <clm@codesourcery.com>
20246 * debug.h (set_name): Declare.
20247 * dwarf2out.c (dwarf2out_set_name): Declare.
20248 (dwarf2_debug_hooks): Add set_name.
20249 (find_AT_string): New.
20250 (add_AT_string): Call find_AT_string.
20251 (dwarf2out_set_name): New.
20252 * cp/decl.c (grokdeclarator): Call set_name.
20253 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20254 * debug.c (do_nothing_debug_hooks): Likewise.
20255 * dbxout.c (dbx_debug_hooks): Likewise.
20256 * sdbout.c (sdb_debug_hooks): Likewise.
20258 2009-04-15 Michael Eager <eager@eagercon.com>
20260 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20261 reg for single-precision FPU.
20262 * config/rs6000/rs6000.md (movsi_internal1): Only for
20263 !TARGET_SINGLE_FPU.
20264 (movsi_internal1_single): New. Add pattern to move SI values to/from
20265 single-precision FP regs.
20267 2009-04-15 Richard Guenther <rguenther@suse.de>
20269 * omp-low.c (lower_rec_input_clauses): Build correct address
20271 (expand_omp_for_generic): Fix multiplication type.
20272 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20273 (generate_memset_zero): Fix types.
20274 * tree-profile.c (prepare_instrumented_value): Correctly
20277 2009-04-15 Ian Lance Taylor <iant@google.com>
20279 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20280 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20281 for -Wall and for -Wc++-compat.
20282 (c_common_post_options): For C++, set warn_enum_compare if not
20284 * c-tree.h (struct c_expr): Add field original_type.
20285 (build_external_ref): Update declaration.
20286 * c-parser.c (c_parser_braced_init): Set original_type.
20287 (c_parser_initelt): Likewise.
20288 (c_parser_expr_no_commas): Likewise.
20289 (c_parser_conditional_expression): Likewise.
20290 (c_parser_cast_expression): Likewise.
20291 (c_parser_unary_expression): Likewise. Pull setting of
20292 original_code to top of function.
20293 (c_parser_sizeof_expression): Set original_type.
20294 (c_parser_alignof_expression): Likewise.
20295 (c_parser_postfix_expression): Likewise. Pull setting of
20296 original_code to top of function.
20297 (c_parser_postfix_expression_after_paren_type): Set original_type.
20298 (c_parser_postfix_expression_after_primary): Likewise.
20299 (c_parser_expression): Likewise.
20300 * c-typeck.c (build_external_ref): Add type parameter. Change all
20302 (c_expr_sizeof_expr): Set original_type field.
20303 (parser_build_unary_op): Likewise.
20304 (parser_build_binary_op): Likewise. Optionally warn about
20305 comparisons of enums of different types.
20306 (digest_init): Set original_type field.
20307 (really_start_incremental_init): Likewise.
20308 (push_init_level, pop_init_level): Likewise.
20309 * doc/invoke.texi (Warning Options): -Wenum-compare now
20312 2009-04-15 Richard Guenther <rguenther@suse.de>
20314 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20315 out a necessary conversion.
20316 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20317 names we didn't value number.
20318 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20320 2009-04-15 Richard Guenther <rguenther@suse.de>
20322 PR tree-optimization/39764
20323 * tree-ssa-ccp.c (get_value): Canonicalize value with
20324 canonicalize_float_value.
20326 2009-04-15 Jan Hubicka <jh@suse.cz>
20328 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20329 Wrong version of patch.
20331 2009-04-15 Jan Hubicka <jh@suse.cz>
20333 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20335 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20337 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20338 our distinct integral and vector types.
20340 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20342 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20343 * init.c (build_vtbl_address): Remove call to assemble_external.
20345 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20347 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20348 output for other floating point modes.
20350 2009-04-14 Diego Novillo <dnovillo@google.com>
20352 * diagnostic.c (diagnostic_report_diagnostic): Do not
20353 warn about loaded plugins for DK_ERROR and DK_WARNING.
20354 * c-decl.c (declspecs_add_type): Move call to
20355 invoke_plugin_callbacks ...
20356 * c-parser.c (c_parser_declspecs): ... here.
20357 * plugin.c (dump_active_plugins): Tidy output.
20359 2009-04-14 Diego Novillo <dnovillo@google.com>
20360 Le-Chun Wu <lcwu@google.com>
20362 * configure.ac: Add --enable-plugin support.
20363 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20364 * Makefile.in (PLUGIN_H): Define.
20365 Export ENABLE_PLUGIN and GMPINC to site.exp.
20366 Add PLUGINLIBS to link command.
20367 Add/modify dependencies for plugin.o and files including plugin.h.
20369 * config.in: Regenerate.
20371 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20374 2009-04-14 Le-Chun Wu <lcwu@google.com>
20376 * tree-pass.h (register_one_dump_file): Add a prototype for
20377 register_one_dump_file.
20378 * toplev.c (compile_file): Call initialize_plugins.
20379 (do_compile): Call invoke_plugin_callbacks.
20380 (toplev_main): Call invoke_plugin_callbacks.
20381 * common.opt: Add -fplugin= and -fplugin-arg-.
20382 * gcc-plugin.h: New public header file for plugins to include.
20383 * plugin.c: New source file.
20384 * plugin.h: New internal header file.
20385 * passes.c (register_one_dump_file): Make it external.
20387 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20389 2009-04-14 Diego Novillo <dnovillo@google.com>
20391 * doc/plugins.texi: New.
20392 * doc/gccint.texi: Add reference to Plugins chapter.
20393 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20394 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20395 loaded plugins, if any.
20396 * timevar.def (TV_PLUGIN_INIT): Define.
20397 (TV_PLUGIN_RUN): Define.
20398 * plugin.c: Include timevar.h
20399 (plugins_active_p): New.
20400 (dump_active_plugins): New.
20401 (debug_active_plugins): New.
20403 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20405 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20407 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20409 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20411 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20412 the same as a minus without a shift.
20414 2009-04-14 Nick Clifton <nickc@redhat.com>
20416 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20417 comparisons with small integers will always produce a short
20420 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20423 2008-12-19 Diego Novillo <dnovillo@google.com>
20425 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20427 2009-04-14 Richard Guenther <rguenther@suse.de>
20429 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20431 (verify_gimple_assign_binary): Likewise. Handle shifts and
20433 (verify_gimple_phi): Print the mismatched argument position.
20434 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20436 (vect_update_init_of_dr): Likewise.
20437 * matrix-reorg.c (transform_access_sites): Do what the
20439 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20441 2009-04-13 Michael Eager <eager@eagercon.com>
20443 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20444 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20445 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20446 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20447 remove duplicate config
20449 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20451 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20452 file_name:line_number type locator of the call site.
20454 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20456 * genautomata.c: Put blank after comma.
20457 (automaton_decls): New.
20458 (struct unit_usage): Add comments to member next.
20459 (store_alt_unit_usage): Keep the list ordered.
20460 (unit_present_on_list_p, equal_alternatives_p): New.
20461 (check_regexp_units_distribution): Check units distribution
20462 correctness correctly.
20463 (main): Don't write automata if error is found. Return correct
20466 * config/m68k/cf.md (cfv4_ds): Remove.
20467 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20468 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20470 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20471 power4-load-ext, power4-store, power4-store-update,
20472 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20473 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20474 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20475 power4-sqrt, power4-isync): Modify reservation to make correct
20476 unit distribution to automata.
20478 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20479 power5-store-update, power5-two, power5-three, power5-lmul,
20480 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20482 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20484 * except.c (pass_set_nothrow_function_flags): Set name and add
20486 (set_nothrow_function_flags): Mention in the dump file when
20487 changing a function to nothrow.
20489 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20492 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20493 instead of unsigned long.
20495 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20497 * config/arm/arm.c (return_used_this_function): Remove.
20498 (arm_output_function_prologue): Remove use of
20499 return_used_this_function.
20500 (output_return_instruction): Replace use of
20501 return_used_this_function
20502 by cfun->machine->return_used_this_function.
20503 (arm_output_epilogue): Likewise.
20504 (arm_output_function_epilogue): Likewise.
20505 (thumb_unexpanded_epilogue): Likewise.
20506 * config/arm/arm.h (struct machine_function):
20507 New member return_used_this_function.
20509 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20511 * doc/install.texi: Correct description of default directory for
20512 --with-gxx-include-dir.
20514 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20516 * fold-const.c (build_range_check): Properly deal with enumeral and
20517 boolean base types.
20519 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20521 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20522 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20523 * params.h (MAX_GCSE_PASSES): Remove.
20524 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20525 in sequence. Remove ability to run multiple passes.
20526 (bypass_jumps): Report run as third CPROP pass.
20528 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20530 PR middle-end/39651
20531 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20532 when deciding whether the whole SEQUENCE can throw.
20534 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20537 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20538 offseted label references.
20540 2009-04-11 Jan Hubicka <jh@suse.cz>
20542 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20544 2009-04-11 Richard Guenther <rguenther@suse.de>
20546 PR middle-end/39732
20547 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20548 return variables as TREE_ADDRESSABLE.
20550 2009-04-11 Richard Guenther <rguenther@suse.de>
20552 PR tree-optimization/39713
20553 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20554 reference trees have SSA_NAME operands.
20556 2009-04-11 Richard Guenther <rguenther@suse.de>
20559 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20560 address expressions.
20562 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20564 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20565 match changes in Cygwin 1.7
20566 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20567 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20569 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20571 PR tree-optimization/39701
20572 * doc/invoke.texi (Optimization Options): Document change in
20573 meaning and initialization of -fdelete-null-pointer-checks.
20575 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20577 PR middle-end/39701
20578 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20580 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20583 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20585 2009-04-10 Chao-ying Fu <fu@mips.com>
20587 * doc/tm.texi (Instruction Output): Document
20588 TARGET_ASM_FINAL_POSTSCAN_INSN.
20589 * target.h (final_postscan_insn): New field in asm_out.
20590 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20591 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20592 * final.c (final_scan_insn): Call
20593 targetm.asm_out.final_postscan_insn after outputting
20594 an asm macro and a normal instruction.
20596 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20597 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20598 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20599 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20600 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20602 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20604 PR middle-end/39701
20605 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20606 variables as non-NULL even with -fdelete-null-pointer-checks.
20608 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20610 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20612 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20615 * config/i386/i386.c (classify_argument): Handle SCmode with
20616 (bit_offset % 64) != 0.
20618 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20620 * doc/invoke.texi (Optimize Options): Add cross-reference to
20621 -Q --help=optimizers examples.
20623 2009-04-10 Ben Elliston <bje@au.ibm.com>
20626 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20627 regalign for the reg == fpr and TDmode case.
20629 2009-04-09 David Ayers <ayers@fsfe.org>
20632 * objc/objc-act.c (warn_with_method): Remove helper function.
20633 (check_duplicates): Call warning and inform directly.
20634 (really_start_method): Likewise.
20636 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20638 * expmed.c (expand_divmod): Always use a comparison for a division
20639 by a large unsigned integer.
20641 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20642 for things others than variables or functions as nonzero.
20644 2009-04-09 Nick Clifton <nickc@redhat.com>
20646 * unwind-compat.c: Change copyright header to refer to version
20647 3 of the GNU General Public License with version 3.1 of the
20648 GCC Runtime Library Exception and to point readers at the
20649 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20650 * config/alpha/crtfastmath.c: Likewise.
20651 * config/alpha/linux-unwind.h: Likewise.
20652 * config/alpha/qrnnd.asm: Likewise.
20653 * config/alpha/vms-crt0-64.c: Likewise.
20654 * config/alpha/vms-crt0.c: Likewise.
20655 * config/alpha/vms-dwarf2.asm: Likewise.
20656 * config/alpha/vms-dwarf2eh.asm: Likewise.
20657 * config/alpha/vms-psxcrt0-64.c: Likewise.
20658 * config/alpha/vms-psxcrt0.c: Likewise.
20659 * config/alpha/vms_tramp.asm: Likewise.
20660 * config/arc/initfini.c: Likewise.
20661 * config/arc/lib1funcs.asm: Likewise.
20662 * config/arm/bpabi-v6m.S: Likewise.
20663 * config/arm/bpabi.S: Likewise.
20664 * config/arm/bpabi.c: Likewise.
20665 * config/arm/crti.asm: Likewise.
20666 * config/arm/crtn.asm: Likewise.
20667 * config/arm/ieee754-df.S: Likewise.
20668 * config/arm/ieee754-sf.S: Likewise.
20669 * config/arm/lib1funcs.asm: Likewise.
20670 * config/arm/libunwind.S: Likewise.
20671 * config/arm/linux-atomic.c: Likewise.
20672 * config/arm/mmintrin.h: Likewise.
20673 * config/arm/pr-support.c: Likewise.
20674 * config/arm/unaligned-funcs.c: Likewise.
20675 * config/arm/unwind-arm.c: Likewise.
20676 * config/arm/unwind-arm.h: Likewise.
20677 * config/avr/libgcc.S: Likewise.
20678 * config/bfin/crti.s: Likewise.
20679 * config/bfin/crtlibid.s: Likewise.
20680 * config/bfin/crtn.s: Likewise.
20681 * config/bfin/lib1funcs.asm: Likewise.
20682 * config/bfin/linux-unwind.h: Likewise.
20683 * config/cris/arit.c: Likewise.
20684 * config/cris/cris_abi_symbol.c: Likewise.
20685 * config/darwin-64.c: Likewise.
20686 * config/darwin-crt2.c: Likewise.
20687 * config/darwin-crt3.c: Likewise.
20688 * config/darwin.h: Likewise.
20689 * config/dbxelf.h: Likewise.
20690 * config/dfp-bit.c: Likewise.
20691 * config/dfp-bit.h: Likewise.
20692 * config/elfos.h: Likewise.
20693 * config/fixed-bit.c: Likewise.
20694 * config/fixed-bit.h: Likewise.
20695 * config/fp-bit.c: Likewise.
20696 * config/fp-bit.h: Likewise.
20697 * config/fr30/crti.asm: Likewise.
20698 * config/fr30/crtn.asm: Likewise.
20699 * config/fr30/lib1funcs.asm: Likewise.
20700 * config/freebsd-spec.h: Likewise.
20701 * config/frv/cmovd.c: Likewise.
20702 * config/frv/cmovh.c: Likewise.
20703 * config/frv/cmovw.c: Likewise.
20704 * config/frv/frvbegin.c: Likewise.
20705 * config/frv/frvend.c: Likewise.
20706 * config/frv/lib1funcs.asm: Likewise.
20707 * config/glibc-stdint.h: Likewise.
20708 * config/h8300/clzhi2.c: Likewise.
20709 * config/h8300/crti.asm: Likewise.
20710 * config/h8300/crtn.asm: Likewise.
20711 * config/h8300/ctzhi2.c: Likewise.
20712 * config/h8300/fixunssfsi.c: Likewise.
20713 * config/h8300/lib1funcs.asm: Likewise.
20714 * config/h8300/parityhi2.c: Likewise.
20715 * config/h8300/popcounthi2.c: Likewise.
20716 * config/i386/ammintrin.h: Likewise.
20717 * config/i386/att.h: Likewise.
20718 * config/i386/avxintrin.h: Likewise.
20719 * config/i386/biarch64.h: Likewise.
20720 * config/i386/bmmintrin.h: Likewise.
20721 * config/i386/cpuid.h: Likewise.
20722 * config/i386/cross-stdarg.h: Likewise.
20723 * config/i386/crtfastmath.c: Likewise.
20724 * config/i386/crtprec.c: Likewise.
20725 * config/i386/cygming-crtbegin.c: Likewise.
20726 * config/i386/cygming-crtend.c: Likewise.
20727 * config/i386/cygwin.asm: Likewise.
20728 * config/i386/emmintrin.h: Likewise.
20729 * config/i386/gmm_malloc.h: Likewise.
20730 * config/i386/gthr-win32.c: Likewise.
20731 * config/i386/i386.h: Likewise.
20732 * config/i386/immintrin.h: Likewise.
20733 * config/i386/linux-unwind.h: Likewise.
20734 * config/i386/linux64.h: Likewise.
20735 * config/i386/mm3dnow.h: Likewise.
20736 * config/i386/mmintrin-common.h: Likewise.
20737 * config/i386/mmintrin.h: Likewise.
20738 * config/i386/nmmintrin.h: Likewise.
20739 * config/i386/pmm_malloc.h: Likewise.
20740 * config/i386/pmmintrin.h: Likewise.
20741 * config/i386/smmintrin.h: Likewise.
20742 * config/i386/sol2-c1.asm: Likewise.
20743 * config/i386/sol2-ci.asm: Likewise.
20744 * config/i386/sol2-cn.asm: Likewise.
20745 * config/i386/sol2-gc1.asm: Likewise.
20746 * config/i386/tmmintrin.h: Likewise.
20747 * config/i386/unix.h: Likewise.
20748 * config/i386/w32-unwind.h: Likewise.
20749 * config/i386/wmmintrin.h: Likewise.
20750 * config/i386/x86-64.h: Likewise.
20751 * config/i386/x86intrin.h: Likewise.
20752 * config/i386/xmmintrin.h: Likewise.
20753 * config/ia64/crtbegin.asm: Likewise.
20754 * config/ia64/crtend.asm: Likewise.
20755 * config/ia64/crtfastmath.c: Likewise.
20756 * config/ia64/crti.asm: Likewise.
20757 * config/ia64/crtn.asm: Likewise.
20758 * config/ia64/fde-glibc.c: Likewise.
20759 * config/ia64/lib1funcs.asm: Likewise.
20760 * config/ia64/linux-unwind.h: Likewise.
20761 * config/ia64/quadlib.c: Likewise.
20762 * config/ia64/unwind-ia64.c: Likewise.
20763 * config/linux.h: Likewise.
20764 * config/m32c/m32c-lib1.S: Likewise.
20765 * config/m32c/m32c-lib2-trapv.c: Likewise.
20766 * config/m32c/m32c-lib2.c: Likewise.
20767 * config/m32r/initfini.c: Likewise.
20768 * config/m68hc11/larith.asm: Likewise.
20769 * config/m68hc11/m68hc11-crt0.S: Likewise.
20770 * config/m68k/cf.md: Likewise.
20771 * config/m68k/crti.s: Likewise.
20772 * config/m68k/crtn.s: Likewise.
20773 * config/m68k/lb1sf68.asm: Likewise.
20774 * config/m68k/linux-unwind.h: Likewise.
20775 * config/mcore/crti.asm: Likewise.
20776 * config/mcore/crtn.asm: Likewise.
20777 * config/mcore/lib1.asm: Likewise.
20778 * config/mips/linux-unwind.h: Likewise.
20779 * config/mips/loongson.h: Likewise.
20780 * config/mips/mips16.S: Likewise.
20781 * config/mmix/crti.asm: Likewise.
20782 * config/mmix/crtn.asm: Likewise.
20783 * config/pa/fptr.c: Likewise.
20784 * config/pa/hpux-unwind.h: Likewise.
20785 * config/pa/lib2funcs.asm: Likewise.
20786 * config/pa/linux-atomic.c: Likewise.
20787 * config/pa/linux-unwind.h: Likewise.
20788 * config/pa/milli64.S: Likewise.
20789 * config/pa/quadlib.c: Likewise.
20790 * config/pa/stublib.c: Likewise.
20791 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20792 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20793 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20794 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20795 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20796 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20797 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20798 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20799 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20800 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20801 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20802 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20803 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20804 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20805 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20806 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20807 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20808 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20809 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20810 * config/rs6000/750cl.h: Likewise.
20811 * config/rs6000/altivec.h: Likewise.
20812 * config/rs6000/biarch64.h: Likewise.
20813 * config/rs6000/crtresfpr.asm: Likewise.
20814 * config/rs6000/crtresgpr.asm: Likewise.
20815 * config/rs6000/crtresxfpr.asm: Likewise.
20816 * config/rs6000/crtresxgpr.asm: Likewise.
20817 * config/rs6000/crtsavfpr.asm: Likewise.
20818 * config/rs6000/crtsavgpr.asm: Likewise.
20819 * config/rs6000/darwin-asm.h: Likewise.
20820 * config/rs6000/darwin-fallback.c: Likewise.
20821 * config/rs6000/darwin-fpsave.asm: Likewise.
20822 * config/rs6000/darwin-ldouble.c: Likewise.
20823 * config/rs6000/darwin-tramp.asm: Likewise.
20824 * config/rs6000/darwin-unwind.h: Likewise.
20825 * config/rs6000/darwin-vecsave.asm: Likewise.
20826 * config/rs6000/darwin-world.asm: Likewise.
20827 * config/rs6000/e500crtres32gpr.asm: Likewise.
20828 * config/rs6000/e500crtres64gpr.asm: Likewise.
20829 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20830 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20831 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20832 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20833 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20834 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20835 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20836 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20837 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20838 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20839 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20840 * config/rs6000/eabi-ci.asm: Likewise.
20841 * config/rs6000/eabi-cn.asm: Likewise.
20842 * config/rs6000/eabi.asm: Likewise.
20843 * config/rs6000/linux-unwind.h: Likewise.
20844 * config/rs6000/linux64.h: Likewise.
20845 * config/rs6000/paired.h: Likewise.
20846 * config/rs6000/paired.md: Likewise.
20847 * config/rs6000/ppc64-fp.c: Likewise.
20848 * config/rs6000/ppu_intrinsics.h: Likewise.
20849 * config/rs6000/rs6000.h: Likewise.
20850 * config/rs6000/si2vmx.h: Likewise.
20851 * config/rs6000/sol-ci.asm: Likewise.
20852 * config/rs6000/sol-cn.asm: Likewise.
20853 * config/rs6000/spe.h: Likewise.
20854 * config/rs6000/spu2vmx.h: Likewise.
20855 * config/rs6000/sysv4.h: Likewise.
20856 * config/rs6000/tramp.asm: Likewise.
20857 * config/rs6000/vec_types.h: Likewise.
20858 * config/s390/linux-unwind.h: Likewise.
20859 * config/s390/tpf-unwind.h: Likewise.
20860 * config/score/crti.asm: Likewise.
20861 * config/score/crtn.asm: Likewise.
20862 * config/sh/crt1.asm: Likewise.
20863 * config/sh/crti.asm: Likewise.
20864 * config/sh/crtn.asm: Likewise.
20865 * config/sh/divtab-sh4-300.c: Likewise.
20866 * config/sh/divtab-sh4.c: Likewise.
20867 * config/sh/divtab.c: Likewise.
20868 * config/sh/lib1funcs-4-300.asm: Likewise.
20869 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20870 * config/sh/lib1funcs.asm: Likewise.
20871 * config/sh/lib1funcs.h: Likewise.
20872 * config/sh/linux-atomic.asm: Likewise.
20873 * config/sh/linux-unwind.h: Likewise.
20874 * config/sh/shmedia.h: Likewise.
20875 * config/sh/sshmedia.h: Likewise.
20876 * config/sh/ushmedia.h: Likewise.
20877 * config/sparc/crtfastmath.c: Likewise.
20878 * config/sparc/linux-unwind.h: Likewise.
20879 * config/sparc/sol2-c1.asm: Likewise.
20880 * config/sparc/sol2-ci.asm: Likewise.
20881 * config/sparc/sol2-cn.asm: Likewise.
20882 * config/spu/divmodti4.c: Likewise.
20883 * config/spu/divv2df3.c: Likewise.
20884 * config/spu/float_disf.c: Likewise.
20885 * config/spu/float_unsdidf.c: Likewise.
20886 * config/spu/float_unsdisf.c: Likewise.
20887 * config/spu/float_unssidf.c: Likewise.
20888 * config/spu/mfc_multi_tag_release.c: Likewise.
20889 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20890 * config/spu/mfc_tag_release.c: Likewise.
20891 * config/spu/mfc_tag_reserve.c: Likewise.
20892 * config/spu/mfc_tag_table.c: Likewise.
20893 * config/spu/multi3.c: Likewise.
20894 * config/spu/spu_internals.h: Likewise.
20895 * config/spu/spu_intrinsics.h: Likewise.
20896 * config/spu/spu_mfcio.h: Likewise.
20897 * config/spu/vec_types.h: Likewise.
20898 * config/spu/vmx2spu.h: Likewise.
20899 * config/stormy16/stormy16-lib2.c: Likewise.
20900 * config/svr4.h: Likewise.
20901 * config/sync.c: Likewise.
20902 * config/v850/lib1funcs.asm: Likewise.
20903 * config/vxlib-tls.c: Likewise.
20904 * config/vxlib.c: Likewise.
20905 * config/vxworks-dummy.h: Likewise.
20906 * config/xtensa/crti.asm: Likewise.
20907 * config/xtensa/crtn.asm: Likewise.
20908 * config/xtensa/ieee754-df.S: Likewise.
20909 * config/xtensa/ieee754-sf.S: Likewise.
20910 * config/xtensa/lib1funcs.asm: Likewise.
20911 * config/xtensa/lib2funcs.S: Likewise.
20912 * config/xtensa/linux-unwind.h: Likewise.
20913 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20914 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20915 * coretypes.h: Likewise.
20916 * crtstuff.c: Likewise.
20917 * defaults.h: Likewise.
20918 * dwarf2.h: Likewise.
20919 * emutls.c: Likewise.
20920 * gbl-ctors.h: Likewise.
20921 * gcov-io.h: Likewise.
20922 * ginclude/float.h: Likewise.
20923 * ginclude/iso646.h: Likewise.
20924 * ginclude/stdarg.h: Likewise.
20925 * ginclude/stdbool.h: Likewise.
20926 * ginclude/stddef.h: Likewise.
20927 * ginclude/stdfix.h: Likewise.
20928 * ginclude/stdint-gcc.h: Likewise.
20929 * ginclude/tgmath.h: Likewise.
20930 * gthr-aix.h: Likewise.
20931 * gthr-dce.h: Likewise.
20932 * gthr-gnat.c: Likewise.
20933 * gthr-gnat.h: Likewise.
20934 * gthr-lynx.h: Likewise.
20935 * gthr-mipssde.h: Likewise.
20936 * gthr-nks.h: Likewise.
20937 * gthr-posix.c: Likewise.
20938 * gthr-posix.h: Likewise.
20939 * gthr-posix95.h: Likewise.
20940 * gthr-rtems.h: Likewise.
20941 * gthr-single.h: Likewise.
20942 * gthr-solaris.h: Likewise.
20943 * gthr-tpf.h: Likewise.
20944 * gthr-vxworks.h: Likewise.
20945 * gthr-win32.h: Likewise.
20946 * gthr.h: Likewise.
20947 * libgcc2.c: Likewise.
20948 * libgcc2.h: Likewise.
20949 * libgcov.c: Likewise.
20950 * tsystem.h: Likewise.
20951 * typeclass.h: Likewise.
20952 * unwind-c.c: Likewise.
20953 * unwind-compat.h: Likewise.
20954 * unwind-dw2-fde-compat.c: Likewise.
20955 * unwind-dw2-fde-darwin.c: Likewise.
20956 * unwind-dw2-fde-glibc.c: Likewise.
20957 * unwind-dw2-fde.c: Likewise.
20958 * unwind-dw2-fde.h: Likewise.
20959 * unwind-dw2.c: Likewise.
20960 * unwind-dw2.h: Likewise.
20961 * unwind-generic.h: Likewise.
20962 * unwind-pe.h: Likewise.
20963 * unwind-sjlj.c: Likewise.
20964 * unwind.inc: Likewise.
20965 * config/arm/neon-gen.ml: Change generated copyright header to
20966 refer to version 3 of the GNU General Public License with
20967 version 3.1 of the GCC Runtime Library Exception and to point
20968 readers at the COPYING3 and COPYING3.RUNTIME files and the
20969 FSF's license web page.
20970 * config/arm/arm_neon.h: Regenerate.
20972 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20974 * config/cris/cris.md: Change copyright header to refer to version
20975 3 of the GNU General Public License.
20976 * doc/install.texi2html: Change copyright header to refer to version
20977 3 of the GNU General Public License and to point readers at the
20978 COPYING3 file and the FSF's license web page.
20979 * config/vax/linux.h: Likewise.
20981 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20983 * config/i386/i386.md (cmpcc): New.
20984 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20985 (sync_compare_and_swap_cc*): Delete.
20987 * config/s390/s390.c (s390_compare_emitted): Remove.
20988 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20989 s390_compare_emitted used to be handled. Assert that modes match.
20990 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20991 refer to sync_compare_and_swap_ccsi.
20992 * config/s390/s390.h (s390_compare_emitted): Remove.
20993 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20994 instead of s390_compare_emitted.
20995 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20996 instead of s390_compare_emitted.
20997 * config/s390/s390.md (cmpcc): New.
20998 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20999 CC_REGNUM, do not pretend it's set.
21000 (sync_compare_and_swap_cc*): Delete.
21001 * config/s390/predicates.md (cc_reg_operand): New.
21003 * expr.c (sync_compare_and_swap_cc): Delete.
21004 * optabs.h (sync_compare_and_swap_cc): Delete.
21005 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21006 is being used with can_compare_p.
21007 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21008 (find_cc_set): New.
21009 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21010 look for a MODE_CC set instead. Use emit_store_flag.
21011 (expand_compare_and_swap_loop): Likewise, with some additional
21012 complication to avoid a force_reg when useless. Use
21013 emit_cmp_and_jump_insns.
21014 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21015 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21016 sync_compare_and_swap documentation.
21018 2009-04-09 Jan Hubicka <jh@suse.cz>
21020 * except.c (find_prev_try): Break out from ....
21021 (duplicate_eh_regions): ... here; properly update prev_try pointers
21022 when duplication part of tree.
21023 (dump_eh_tree): Improve dumping.
21024 (verify_eh_region): New.
21025 (verify_eh_tree): Use it.
21027 2009-04-06 Richard Guenther <rguenther@suse.de>
21029 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21030 &ARRAY addresses by adjusting their types and prepending
21032 * tree-cfg.c (verify_gimple_assign_single): Verify that
21033 addresses are correct.
21035 2009-04-09 Richard Guenther <rguenther@suse.de>
21037 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21038 indices into an array reference if possible.
21039 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21040 Fold POINTER_PLUS_EXPR statements with invariant address.
21042 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21045 * config.gcc (powerpc64-*-linux*): Always build biarch.
21047 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21050 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21051 it and pedwarn if this results in an INTEGER_CST.
21053 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21055 * doc/install.texi: Update minimum GMP version. Remove obsolete
21056 text in MPFR section.
21058 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21060 * dwarf2out.c (class_scope_p): New static inline.
21061 (class_or_namespace_scope_p): Use it.
21062 (gen_variable_die): Use DW_TAG_member tag for static data member
21063 declarations instead of DW_TAG_variable.
21065 PR middle-end/39573
21066 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21069 2009-04-08 Richard Guenther <rguenther@suse.de>
21071 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21072 valueize random data.
21074 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21076 * config.gcc (aix tm_file): Add aix-stdint.h.
21077 (aix tm clause use_gcc_stdint): Set to wrap.
21078 * config/rs6000/aix-stdint.h: New file.
21080 2009-04-08 Richard Guenther <rguenther@suse.de>
21082 PR middle-end/36291
21083 * tree-dfa.c (add_referenced_var): Do not recurse into
21084 global initializers.
21085 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21087 (fold_const_aggregate_ref): Likewise.
21089 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21091 * recog.c (ordered_comparison_operator): New.
21092 * gensupport.c (std_preds): Add it.
21093 * doc/md.texi (Machine-Independent Predicates): Document it.
21095 2009-04-08 Jan Hubicka <jh@suse.cz>
21097 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21098 * function.h (rtl_eh): Remove exception_handler_label_map.
21099 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21100 remove_exception_handler_label, for_each_eh_label_1): Remove.
21101 (rtl_remove_unreachable_regions): Remove.
21102 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21103 (find_exception_handler_labels): Don't build the hashtable.
21104 (maybe_remove_eh_handler): Remove.
21105 (for_each_eh_label): Rewrite to walk the tree.
21106 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21107 * except.h (maybe_remove_eh_handler): Remove.
21108 * passes.c (init_optimization_passes): Schedule second EH cleanup
21110 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21111 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21113 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21115 * genoutput.c (validate_optab_operands): New.
21116 (gen_insn, gen_expand): Call it.
21118 * genflags.c (gen_insn): Detect misused iterators.
21119 (main): Pass line_no to gen_insn, exit with status 1 on error.
21121 * genextract.c (line_no): Make global.
21122 (VEC_safe_set_locstr): Change assertion to error message.
21123 (main): Exit with status 1 on error.
21125 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21129 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21130 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21131 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21132 * c-convert.c (convert): Do not call fold on results of conversion
21133 functions when the result is a C_MAYBE_CONST_EXPR.
21134 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21135 of __builtin_choose_expr.
21136 * c-typeck.c (remove_c_maybe_const_expr): New.
21137 (build_unary_op, build_conditional_expr, build_compound_expr,
21138 build_binary_op, c_objc_common_truthvalue_conversion): Call
21139 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
21142 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
21144 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
21145 CODE to produce a new one. Add a prototype to use fold_convert_const
21147 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
21150 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
21151 mix declarations and code.
21153 2009-04-08 Ben Elliston <bje@au.ibm.com>
21155 * gcc.c: Replace `CC' with `GCC' throughout.
21157 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
21159 * doc/invoke.texi: Document Atom support.
21161 2009-04-07 Jason Merrill <jason@redhat.com>
21164 * c-common.h, c-common.c: Add flag_pretty_templates.
21165 * c-opts.c (c_common_handle_option): Set it.
21166 * c.opt: Add -fno-pretty-templates.
21167 * doc/invoke.texi (C++ Dialect Options): Likewise.
21169 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21171 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21172 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21173 (ia64_expand_builtin): Likewise.
21175 2009-04-07 Martin Jambor <mjambor@suse.cz>
21177 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21178 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21179 ADDR_EXPRS are include too.
21181 2009-04-07 Richard Guenther <rguenther@suse.de>
21183 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
21184 decls are only used if passes as parameters or if they are
21185 local statics and the call is not to a builtin.
21186 (call_may_clobber_ref_p_1): Likewise.
21188 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21190 * expr.c (do_store_flag): Remove last argument. Simplify code
21191 to avoid duplication of tests already done by can_compare_p.
21192 (expand_expr_real_1): Adjust caller.
21194 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21196 * optabs.c (can_compare_p): Test the predicate of a
21197 cbranch and cstore pattern.
21199 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21201 * expr.c (convert_move): Use emit_store_flag instead of
21204 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21206 * config/i386/i386.c (ix86_compare_emitted): Remove.
21207 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21208 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21209 * config/i386/i386.h (ix86_compare_emitted): Remove.
21210 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21211 instead of ix86_compare_emitted.
21212 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21214 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21216 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21217 Add t-sysroot-suffix to tmake_file.
21218 * config/print-sysroot-suffix.sh: New file.
21219 * config/t-sysroot-suffix: New file.
21221 2009-04-07 Ben Elliston <bje@au.ibm.com>
21223 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21224 as the latter produces a warning when the target does not support
21227 2009-04-07 Ben Elliston <bje@au.ibm.com>
21229 * dfp.c: Replace type punning assignments with memcpy throughout.
21230 * Makefile.in (dfp.o-warn): Remove.
21232 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21235 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21236 Include soft-fp/t-softfp after rs6000/t-linux64.
21238 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21240 * stor-layout.c (set_sizetype): Use the full precision of their
21241 machine mode for bitsize types.
21243 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21245 * config/i386/i386.md: Revert 2 accidental checkins.
21247 2009-04-06 Joey Ye <joey.ye@intel.com>
21248 Xuepeng Guo <xuepeng.guo@intel.com>
21249 H.J. Lu <hongjiu.lu@intel.com>
21251 Atom pipeline model, tuning and insn selection.
21252 * config.gcc (atom): Add atom config options and target.
21254 * config/i386/atom.md: New.
21256 * config/i386/i386.c (atom_cost): New cost.
21257 (m_ATOM): New macro flag.
21258 (initial_ix86_tune_features): Set m_ATOM.
21259 (x86_accumulate_outgoing_args): Likewise.
21260 (x86_arch_always_fancy_math_387): Likewise.
21261 (processor_target): Add Atom cost.
21262 (cpu_names): Add Atom cpu name.
21263 (override_options): Set Atom ISA.
21264 (ix86_issue_rate): New case PROCESSOR_ATOM.
21265 (ix86_adjust_cost): Likewise.
21267 * config/i386/i386.h (TARGET_ATOM): New target macro.
21268 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21269 (TARGET_OPT_AGU): New target option.
21270 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21271 (processor_type): Add PROCESSOR_ATOM.
21273 * config/i386/i386.md (cpu): Add new value "atom".
21274 (use_carry, movu): New attr.
21275 (atom.md): Include atom.md.
21276 (adddi3_carry_rex64): Set attr "use_carry".
21277 (addqi3_carry): Likewise.
21278 (addhi3_carry): Likewise.
21279 (addsi3_carry): Likewise.
21280 (*addsi3_carry_zext): Likewise.
21281 (subdi3_carry_rex64): Likewise.
21282 (subqi3_carry): Likewise.
21283 (subhi3_carry): Likewise.
21284 (subsi3_carry): Likewise.
21285 (x86_movdicc_0_m1_rex64): Likewise.
21286 (*x86_movdicc_0_m1_se): Likewise.
21287 (x86_movsicc_0_m1): Likewise.
21288 (*x86_movsicc_0_m1_se): Likewise.
21289 (*adddi_1_rex64): Emit add insn as much as possible.
21290 (*addsi_1): Likewise.
21291 (return_internal): Set atom_unit.
21292 (return_internal_long): Likewise.
21293 (return_pop_internal): Likewise.
21294 (*rcpsf2_sse): Set atom_sse_attr attr.
21295 (*qrt<mode>2_sse): Likewise.
21296 (*prefetch_sse): Likewise.
21298 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21300 (ix86_target_macros_internal): Likewise.
21302 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21303 (*prefetch_sse_rex): Likewise.
21304 (sse_rcpv4sf2): Likewise.
21305 (sse_vmrcpv4sf2): Likewise.
21306 (sse_sqrtv4sf2): Likewise.
21307 (<sse>_vmsqrt<mode>2): Likewise.
21308 (sse_ldmxcsr): Likewise.
21309 (sse_stmxcsr): Likewise.
21310 (*sse_sfence): Likewise.
21311 (sse2_clflush): Likewise.
21312 (*sse2_mfence): Likewise.
21313 (*sse2_lfence): Likewise.
21314 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21315 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21316 (avx_movdqu<avxmodesuffix>): Likewise.
21317 (avx_lddqu<avxmodesuffix>): Likewise.
21318 (sse2_movntv2di): Change attr "type" to "ssemov".
21319 (sse2_movntsi): Likewise.
21320 (rsqrtv8sf2): Change attr "type" to "sseadd".
21321 (sse3_addsubv2df3): Set attr "atom_unit".
21322 (sse3_h<plusminus_insn>v4sf3): Likewise.
21323 (*sse2_pmaddwd): Likewise.
21324 (*vec_extractv2di_1_rex64): Likewise.
21325 (*vec_extractv2di_1_avx): Likewise.
21326 (sse2_psadbw): Likewise.
21327 (ssse3_phaddwv8hi3): Likewise.
21328 (ssse3_phaddwv4hi3): Likewise.
21329 (ssse3_phadddv4si3): Likewise.
21330 (ssse3_phadddv2si3): Likewise.
21331 (ssse3_phaddswv8hi3): Likewise.
21332 (ssse3_phaddswv4hi3): Likewise.
21333 (ssse3_phsubwv8hi3): Likewise.
21334 (ssse3_phsubwv4hi3): Likewise.
21335 (ssse3_phsubdv4si3): Likewise.
21336 (ssse3_phsubdv2si3): Likewise.
21337 (ssse3_phsubswv8hi3): Likewise.
21338 (ssse3_phsubswv4hi3): Likewise.
21339 (ssse3_pmaddubsw128): Likewise.
21340 (sse3_pmaddubsw: Likewise.
21341 (ssse3_palignrti): Likewise.
21342 (ssse3_palignrdi): Likewise.
21344 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21346 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21348 2009-04-06 Richard Guenther <rguenther@suse.de>
21350 PR tree-optimization/28868
21351 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21352 of which PHI results we inserted.
21353 (insert_into_preds_of_block): Record inserted PHIs.
21354 (eliminate): Eliminate redundant PHI nodes.
21355 (init_pre): Init inserted_phi_names.
21357 2009-04-06 Richard Guenther <rguenther@suse.de>
21359 PR tree-optimization/39643
21360 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21361 IMAGPART_EXPRs of complex constants.
21362 (execute_fold_all_builtins): If we folded a call queue
21363 TODO_update_address_taken.
21365 2009-04-06 Jan Hubicka <jh@suse.cz>
21367 PR middle-end/39659
21368 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21371 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21373 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21375 (ic_invalidate_array): Likewise.
21377 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21379 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21380 alignment for library calls.
21382 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21384 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21385 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21386 * config/i386/mingw-stdint.h: New file.
21388 2009-04-05 Richard Guenther <rguenther@suse.de>
21390 PR tree-optimization/39648
21391 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21392 our &A vs. &A[0] IL deficiencies.
21394 2009-04-04 Jan Hubicka <jh@suse.cz>
21396 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21397 removed toplevel regions.
21398 (sjlj_mark_call_sites): Likewise.
21400 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21402 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21403 (cygwin tm clause use_gcc_stdint): Set to wrap.
21404 * config/i386/cygwin-stdint.h: New file.
21406 2009-04-04 Richard Guenther <rguenther@suse.de>
21408 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21409 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21410 single-argument PHIs if we are in loop-closed SSA form.
21411 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21412 for the pre-condition.
21413 (slpeel_tree_peel_loop_to_edge): Likewise.
21414 (vect_build_loop_niters): Take an optional sequence to append stmts.
21415 (vect_generate_tmps_on_preheader): Likewise.
21416 (vect_do_peeling_for_loop_bound): Take extra guards for the
21418 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21419 the cost model check.
21420 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21421 guards if we are going to peel. Do not apply versioning in that case.
21422 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21423 (vect_do_peeling_for_loop_bound): Likewise.
21424 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21425 loop bound only record extra pre-conditions, do not apply loop
21428 2009-04-04 Richard Guenther <rguenther@suse.de>
21430 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21433 2009-04-04 Jan Hubicka <jh@suse.cz>
21435 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21436 last_basic_block for size of bb->index indexed array.
21437 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21438 compute_out, link_btr_uses, build_btr_def_use_webs,
21439 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21441 2009-04-04 Jan Hubicka <jh@suse.cz>
21443 * except.c (remove_eh_handler_and_replace): Break out from ...
21444 (remove_eh_handler): ... here.
21445 (bring_to_root): New function.
21446 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21447 handled ones, bring others to root of tree.
21449 2009-04-04 Jan Hubicka <jh@suse.cz>
21451 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21452 (all_phis_safe_to_merge): New function.
21453 (update_info): New structure.
21454 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21455 (cleanup_empty_eh): Update SSA if possible.
21457 2009-04-04 Richard Guenther <rguenther@suse.de>
21459 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21460 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21461 (append_vuse): Likewise.
21463 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21465 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21466 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21467 instead of REG_UNSAVED for DW_CFA_undefined.
21468 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21469 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21472 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21475 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21477 2009-04-04 Richard Guenther <rguenther@suse.de>
21479 PR tree-optimization/8781
21480 PR tree-optimization/37892
21481 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21482 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21483 (valueize_refs): Call it for *& valueizations.
21484 (shared_reference_ops_from_ref): Rename to ...
21485 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21486 (shared_reference_ops_from_call): Rename to ...
21487 (valueize_shared_reference_ops_from_call): ... this and valueize.
21488 (vn_reference_lookup): Update.
21489 (visit_reference_op_call): Likewise.
21490 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21491 (eliminate): Value-replace the call address in call statements.
21493 2009-04-04 Richard Guenther <rguenther@suse.de>
21495 PR tree-optimization/39636
21496 * tree-ssa-forwprop.c
21497 (forward_propagate_addr_into_variable_array_index): Check for
21498 GIMPLE_ASSIGN before accessing the rhs code.
21500 2009-04-03 Jason Merrill <jason@redhat.com>
21502 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21504 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21506 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21507 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21508 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21509 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21510 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21511 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21512 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21513 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21514 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21515 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21516 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21517 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21518 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21519 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21520 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21521 Use fr_reg_or_fp01_operand instead of fr_register_operand
21523 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21524 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21525 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21527 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21529 PR rtl-optimization/39607
21530 PR rtl-optimization/39631
21534 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21535 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21536 instead of DF_LR_OUT.
21537 * ira-lives.c (process_bb_node_lives): Ditto.
21538 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21539 instead of DF_LR_{OUT,IN}.
21540 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21541 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21543 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21545 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21546 (execute_lower_omp): Always run but take the short way out if -fopenmp
21548 (gate_lower_omp): Remove, forcing the pass manager to always run the
21549 pass and always set PROP_gimple_lomp.
21550 (pass_lower_omp): Remove gate function.
21551 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21552 PROP_trees. Instead, require it.
21553 * ipa-cp.c (pass_ipa_cp): Likewise.
21554 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21555 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21556 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21557 and PROP_gimple_leh.
21559 2009-04-03 Richard Guenther <rguenther@suse.de>
21561 PR middle-end/13146
21562 PR tree-optimization/23940
21563 PR tree-optimization/33237
21564 PR middle-end/33974
21565 PR middle-end/34093
21566 PR tree-optimization/36201
21567 PR tree-optimization/36230
21568 PR tree-optimization/38049
21569 PR tree-optimization/38207
21570 PR tree-optimization/38230
21571 PR tree-optimization/38301
21572 PR tree-optimization/38585
21573 PR middle-end/38895
21574 PR tree-optimization/38985
21575 PR tree-optimization/39299
21576 * tree-ssa-structalias.h: Remove.
21577 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21578 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21579 (struct vuse_element_d): Remove.
21580 (struct vuse_vec_d): Likewise.
21581 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21582 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21583 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21584 VUSE_ELEMENT_VAR): Likewise.
21585 (struct voptype_d): Likewise.
21586 (NUM_VOP_FREE_BUCKETS): Likewise.
21587 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21588 (struct stmt_operands_d): Remove.
21589 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21590 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21591 VDEF_NUM, VDEF_VECT): Likewise.
21592 (copy_virtual_operands): Remove.
21593 (operand_build_cmp): Likewise.
21594 (create_ssa_artificial_load_stmt): Likewise.
21595 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21596 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21597 vuse_index and mayuse_index members. Pack and move done and iter_type
21598 members to the front.
21599 (SSA_OP_VMAYUSE): Remove.
21600 (SSA_OP_VIRTUAL_USES): Adjust.
21601 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21602 (unlink_stmt_vdef): Declare.
21603 (add_to_addressable_set): Remove.
21604 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21605 (vrp_visit_stmt): Likewise.
21606 * doc/tree-ssa.texi (Alias analysis): Update.
21607 * doc/invoke.texi (max-aliased-vops): Remove docs.
21608 (avg-aliased-vops): Likewise.
21609 * tree-into-ssa.c (syms_to_rename): Remove.
21610 (need_to_update_vops_p): Likewise.
21611 (need_to_initialize_update_ssa_p): Rename to ...
21612 (update_ssa_initialized_fn): ... this. Track function we are
21614 (symbol_marked_for_renaming): Simplify.
21615 (add_new_name_mapping): Do not set need_to_update_vops_p.
21616 (dump_currdefs): Use SYMS_TO_RENAME.
21617 (rewrite_update_stmt): Always walk all uses/defs.
21618 (dump_update_ssa): Adjust.
21619 (init_update_ssa): Take function argument. Track what we are
21621 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21622 (create_new_def_for): Initialize for cfun, assert we are initialized
21624 (mark_sym_for_renaming): Simplify.
21625 (mark_set_for_renaming): Do not initialize update-ssa.
21626 (need_ssa_update_p): Simplify. Take function argument.
21627 (name_mappings_registered_p): Assert we ask for the correct function.
21628 (name_registered_for_update_p): Likewise.
21629 (ssa_names_to_replace): Likewise.
21630 (release_ssa_name_after_update_ssa): Likewise.
21631 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21632 (dump_decl_set): Do not print a newline.
21633 (debug_decl_set): Do it here.
21634 (dump_update_ssa): And here.
21635 * tree-ssa-loop-im.c (move_computations): Adjust.
21636 (movement_possibility): Likewise.
21637 (determine_max_movement): Likewise.
21638 (gather_mem_refs_stmt): Likewise.
21639 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21640 or NAME_MEMORY_TAG.
21641 * tree-complex.c (update_all_vops): Remove.
21642 (expand_complex_move): Adjust.
21643 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21644 Simplify test for memory referencing statement. Exclude
21645 non-invariant ADDR_EXPRs.
21646 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21647 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21648 (rdg_flag_uses): Likewise.
21649 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21651 (tree_optimize_tail_calls_1): Also split the
21652 edge from the entry block if we have degenerate PHI nodes in
21653 the first basic block.
21654 * tree.c (init_ttree): Remove memory-tag related code.
21655 (tree_code_size): Likewise.
21656 (tree_node_structure): Likewise.
21657 (build7_stat): Re-write to be build6_stat.
21658 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21659 (SSA_VAR_P): Adjust.
21660 (struct tree_memory_tag): Remove.
21661 (struct tree_memory_partition_tag): Likewise.
21662 (union tree_node): Adjust.
21663 (build7): Re-write to be build6.
21664 * tree-pass.h (pass_reset_cc_flags): Remove.
21665 (TODO_update_address_taken): New flag.
21666 (pass_simple_dse): Remove.
21667 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21668 * params.h (MAX_ALIASED_VOPS): Remove.
21669 (AVG_ALIASED_VOPS): Likewise.
21670 * omp-low.c (expand_omp_taskreg): Update SSA form.
21671 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21672 aliases the lhs in a copy stmt.
21673 * tree-ssa-dse.c (struct address_walk_data): Remove.
21674 (memory_ssa_name_same): Likewise.
21675 (memory_address_same): Likewise.
21676 (get_kill_of_stmt_lhs): Likewise.
21677 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21678 unused stores. Look through PHI nodes into post-dominated regions.
21679 (dse_optimize_stmt): Simplify. Properly remove stores.
21680 (tree_ssa_dse): Compute dominators.
21681 (execute_simple_dse): Remove.
21682 (pass_simple_dse): Likewise.
21683 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21684 gimple_loaded_syms and gimple_stored_syms computation.
21685 * toplev.c (dump_memory_report): Dump alias and pta stats.
21686 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21687 (vn_reference_eq): Likewise.
21688 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21689 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21690 valueize_vuses): Remove.
21691 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21692 (get_def_ref_stmt_vuse): ... this.
21693 (vn_reference_lookup_2): New function.
21694 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21695 walking equivalent vuses. Simplify.
21696 (vn_reference_lookup): Likewise.
21697 (vn_reference_insert): Likewise.
21698 (vn_reference_insert_pieces): Likewise.
21699 (visit_reference_op_call): Simplify.
21700 (visit_reference_op_load): Likewise.
21701 (visit_reference_op_store): Likewise.
21702 (init_scc_vn): Remove shared_lookup_vuses initialization.
21703 (free_scc_vn): Remove shared_lookup_vuses freeing.
21704 (sort_vuses, sort_vuses_heap): Remove.
21705 (get_ref_from_reference_ops): Export.
21706 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21707 vector with single vuse pointer.
21708 (vn_reference_lookup_pieces, vn_reference_lookup,
21709 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21710 (shared_vuses_from_stmt): Remove.
21711 (get_ref_from_reference_ops): Declare.
21712 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21713 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21714 memory-tag related code.
21715 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21716 (likely_value): Add comment, skip static-chain of call statements.
21717 (surely_varying_stmt_p): Adjust.
21718 (gimplify_and_update_call_from_tree): Likewise.
21719 (execute_fold_all_builtins): Do not rebuild alias info.
21720 (gimplify_and_update_call_from_tree): Properly update VOPs.
21721 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21722 (copy_ref_info): Remove memory-tag related code.
21723 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21724 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21725 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21727 * tree-ssa-dom.c (gimple_p): Remove typedef.
21728 (eliminate_redundant_computations): Adjust.
21729 (record_equivalences_from_stmt): Likewise.
21730 (avail_expr_hash): Likewise.
21731 (avail_expr_eq): Likewise.
21732 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21733 (stmt_makes_single_load): Likewise.
21734 (stmt_makes_single_store): Likewise.
21735 * tree-ssa-alias.c: Rewrite completely.
21736 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21737 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21738 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21739 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21740 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21741 Remove public functions.
21742 (pass_reset_cc_flags): Remove.
21743 (pass_build_alias): Move ...
21744 * tree-ssa-structalias.c (pass_build_alias): ... here.
21745 * tree-ssa-alias.c (may_be_aliased): Move ...
21746 * tree-flow-inline.h (may_be_aliased): ... here.
21747 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21748 count_uses_and_derefs): Move ...
21749 * gimple.c: ... here.
21750 * gimple.h (count_uses_and_derefs): Declare.
21751 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21752 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21753 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21754 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21755 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21756 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21757 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21759 * tree-dfa.c (refs_may_alias_p): Move ...
21760 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21761 * tree-ssa-alias.h: New file.
21762 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21763 (statement_sink_location): Likewise.
21764 * opts.c (decode_options): Do not adjust max-aliased-vops or
21765 avg-aliased-vops values.
21766 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21767 (TV_CALL_CLOBBER): Likewise.
21768 (TV_FLOW_SENSITIVE): Likewise.
21769 (TV_FLOW_INSENSITIVE): Likewise.
21770 (TV_MEMORY_PARTITIONING): Likewise.
21771 (TV_ALIAS_STMT_WALK): New timevar.
21772 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21773 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21774 (get_address_description): Remove memory-tag related code.
21775 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21776 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21777 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21778 and immediate uses in statements. Document.
21779 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21780 (dump_symbols): Remove.
21781 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21782 * alias.c (get_deref_alias_set): New function split out from ...
21783 (get_alias_set): ... here.
21784 * alias.h (get_deref_alias_set): Declare.
21785 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21786 type parameter. Remove restrict pointer handling. Create a
21787 ref-all pointer in case type-based alias sets do not conflict.
21788 (vect_analyze_data_refs): Remove SMT related code.
21789 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21790 (vectorizable_load): Likewise.
21791 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21792 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21793 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21794 Ignore vops and SMTs.
21795 (dr_analyze_alias): Likewise..
21796 (free_data_ref): Likewise.
21797 (create_data_ref): Likewise.
21798 (analyze_all_data_dependences): Likewise.
21799 (get_references_in_stmt): Adjust.
21800 * tree-flow-inline.h (gimple_aliases_computed_p,
21801 gimple_addressable_vars, gimple_call_clobbered_vars,
21802 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21803 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21804 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21805 gimple_mem_ref_stats): Remove.
21806 (gimple_vop): New function.
21807 (op_iter_next_use): Remove vuses and mayuses cases.
21808 (op_iter_next_def): Remove vdefs case.
21809 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21810 (clear_and_done_ssa_iter): Do not set removed fields.
21811 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21812 Assert we are not iterating over vuses or vdefs if not also
21813 iterating over uses or defs.
21814 (op_iter_init_use): Likewise.
21815 (op_iter_init_def): Likewise.
21816 (op_iter_next_vdef): Remove.
21817 (op_iter_next_mustdef): Likewise.
21818 (op_iter_init_vdef): Likewise.
21819 (compare_ssa_operands_equal): Likewise.
21820 (link_use_stmts_after): Handle vuse operand.
21821 (is_call_used): Use is_call_clobbered.
21822 (is_call_clobbered): Global variables are always call clobbered,
21823 query the call-clobbers bitmap.
21824 (mark_call_clobbered): Ignore global variables.
21825 (clear_call_clobbered): Likewise.
21826 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21827 virtual operands sanity check.
21828 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21830 (TARGET_MEM_REF): Remove TMR_TAG operand.
21831 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21832 Remove call-clobber related code.
21833 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21834 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21835 partitions or escape reason.
21836 (get_single_def_stmt, get_single_def_stmt_from_phi,
21837 get_single_def_stmt_with_phi): Remove.
21838 (dump_referenced_vars): Tidy.
21839 (get_ref_base_and_extent): Allow bare decls.
21840 (collect_dfa_stats): Adjust.
21841 * graphite.c (rename_variables_in_stmt): Adjust.
21842 (graphite_copy_stmts_from_block): Likewise.
21843 (translate_clast): Likewise.
21844 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21846 (translate_vuse_through_block): Use the oracle.
21847 (phi_translate_1): Adjust.
21848 (value_dies_in_block_x): Use the oracle. Cache the outcome
21850 (valid_in_sets): Check if the VUSE for
21851 a REFERENCE is available.
21852 (eliminate): Do not remove stmts during elimination,
21853 instead queue and remove them afterwards.
21854 (do_pre): Do not rebuild alias info.
21855 (pass_pre): Run TODO_rebuild_alias before PRE.
21856 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21857 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21858 (mark_all_v_defs_stmt): Remove.
21859 (mark_all_v_defs_seq): Adjust.
21860 (sra_replace): Likewise.
21861 (scalarize_use): Likewise.
21862 (scalarize_copy): Likewise.
21863 (scalarize_init): Likewise.
21864 (scalarize_ldst): Likewise.
21865 (todoflags): Remove.
21866 (tree_sra): Do not rebuild alias info.
21867 (tree_sra_early): Adjust.
21868 (pass_sra): Run TODO_update_address_taken before SRA.
21869 * tree-predcom.c (set_alias_info): Remove.
21870 (prepare_initializers_chain): Do not call it.
21871 (mark_virtual_ops_for_renaming): Adjust.
21872 (mark_virtual_ops_for_renaming_list): Remove.
21873 (initialize_root_vars): Adjust.
21874 (initialize_root_vars_lm): Likewise.
21875 (prepare_initializers_chain): Likewise.
21876 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21877 (may_propagate_copy_into_stmt): Likewise.
21878 (merge_alias_info): Do nothing for now.
21879 (propagate_tree_value_into_stmt): Adjust.
21880 (stmt_may_generate_copy): Likewise.
21881 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21882 not mark symbols for renaming.
21883 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21884 with the same statement, make sure to update the new pointed-to one.
21885 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21886 call statements, do not mark symbols for renaming.
21887 (mark_operand_necessary): Dump something.
21888 (ref_may_be_aliased): New function.
21889 (mark_aliased_reaching_defs_necessary_1): New helper function.
21890 (mark_aliased_reaching_defs_necessary): Likewise.
21891 (mark_all_reaching_defs_necessary_1): Likewise.
21892 (mark_all_reaching_defs_necessary): Likewise.
21893 (propagate_necessity): Do not process virtual PHIs. For
21894 non-aliased loads mark all reaching definitions as necessary.
21895 For aliased loads and stores mark the immediate dominating
21896 aliased clobbers as necessary.
21897 (visited): New global static.
21898 (perform_tree_ssa_dce): Free visited bitmap after propagating
21900 (remove_dead_phis): Perform simple dead virtual PHI removal.
21901 (remove_dead_stmt): Properly unlink virtual operands when
21903 (eliminate_unnecessary_stmts): Schedule PHI removal after
21905 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21906 (process_replaceable): Likewise.
21907 (find_replaceable_in_bb): Likewise.
21908 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21909 based on the single gimple vop.
21910 (verify_flow_insensitive_alias_info): Remove.
21911 (verify_flow_sensitive_alias_info): Likewise.
21912 (verify_call_clobbering): Likewise.
21913 (verify_memory_partitions): Likewise.
21914 (verify_alias_info): Likewise.
21915 (verify_ssa): Adjust..
21916 (execute_update_addresses_taken): Export. Update SSA
21917 manually. Optimize only when optimizing. Use a local bitmap.
21918 (pass_update_address_taken): Remove TODO_update_ssa, add
21920 (pass_update_address_taken): Just use TODO_update_address_taken.
21921 (init_tree_ssa): Do not initialize addressable_vars.
21922 (verify_ssa): Verify new VUSE / VDEF properties.
21923 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21924 Do not call verify_alias_info.
21925 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21926 Do not free the loaded and stored syms bitmaps. Reset the escaped
21927 and callused solutions. Do not free addressable_vars.
21928 Remove memory-tag related code.
21929 (warn_uninitialized_var): Aliases are always available.
21930 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21931 * lambda-code.c (can_put_in_inner_loop): Adjust.
21932 (can_put_after_inner_loop): Likewise.
21933 (perfect_nestify): Likewise.
21934 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21935 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21936 (vectorizable_conversion): Do not mark symbols for renaming.
21937 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21938 (expand_call_inline): Unlink the calls virtual operands before
21940 (tree_function_versioning): Do not call update_ssa if we are not
21941 updating clones. Simplify.
21942 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21943 (propagate_with_phi): Likewise..
21944 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21945 clobber code. Assert we are not aliased or global.
21946 * tree-flow.h: Include tree-ssa-alias.h
21947 (enum escape_type): Remove.
21948 (struct mem_sym_stats_d): Likewise.
21949 (struct mem_ref_stats_d): Likewise.
21950 (struct gimple_df): Add vop member. Remove global_var,
21951 call_clobbered_vars, call_used_vars, addressable_vars,
21952 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21953 escaped and callused members.
21954 (struct ptr_info_def): Remove all members, add points-to solution
21956 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21957 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21958 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21959 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21960 (tree-ssa-alias.o): Likewise.
21961 (toplev.o): Add tree-ssa-alias.h
21962 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21963 * gimple.c (gimple_set_bb): Fix off-by-one error.
21964 (is_gimple_reg): Do not handle memory tags.
21965 (gimple_copy): Also copy virtual operands.
21966 Delay updating the statement. Do not reset loaded and stored syms.
21967 (gimple_set_stored_syms): Remove.
21968 (gimple_set_loaded_syms): Likewise.
21969 (gimple_call_copy_skip_args): Copy the virtual operands
21970 and mark the new statement modified.
21971 * tree-ssa-structalias.c (may_alias_p): Remove.
21972 (set_uids_in_ptset): Take the alias set to prune with as
21973 parameter. Fold in the alias test of may_alias_p.
21974 (compute_points_to_sets): Compute whether a ptr is dereferenced
21975 in a local sbitmap.
21976 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21977 other ADDRESSOF constraints on the lhs.
21978 (get_constraint_for_component_ref): Assert that we don't get
21979 ADDRESSOF constraints from the base of the reference.
21980 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21981 (struct variable_info): Remove collapsed_to member.
21982 (get_varinfo_fc): Remove.
21983 (new_var_info): Do not set collapsed_to.
21984 (dump_constraint): Do not follow cycles.
21985 (dump_constraint_graph): Likewise.
21986 (build_pred_graph): Likewise.
21987 (build_succ_graph): Likewise.
21988 (rewrite_constraints): Likewise.
21989 (do_simple_structure_copy): Remove.
21990 (do_rhs_deref_structure_copy): Remove.
21991 (do_lhs_deref_structure_copy): Remove.
21992 (collapse_rest_of_var): Remove.
21993 (do_structure_copy): Re-implement.
21994 (pta_stats): New global variable.
21995 (dump_pta_stats): New function.
21996 (struct constraint_expr): Make offset signed.
21997 (UNKNOWN_OFFSET): Define special value.
21998 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21999 (solution_set_expand): New helper function split out from ...
22000 (do_sd_constraint): ... here.
22001 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22002 (do_ds_constraint): Likewise.
22003 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22004 and CALLUSED = *CALLUSED.
22005 (set_union_with_increment): Make inc argument signed.
22006 (type_safe): Remove.
22007 (get_constraint_for_ptr_offset): Handle unknown and negative
22009 (first_vi_for_offset): Handle offsets before start. Bail
22010 out early for offsets beyond the variable extent.
22011 (first_or_preceding_vi_for_offset): New function.
22012 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22013 Together with ESCAPED = *ESCAPED this properly computes reachability.
22014 (find_what_var_points_to): New function.
22015 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22016 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22017 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22018 pt_solutions_intersect): New functions.
22019 (compute_call_used_vars): Remove.
22020 (compute_may_aliases): New main entry into PTA computation.
22021 * gimple.h (gimple_p): New typedef.
22022 (struct gimple_statement_base): Remove references_memory_p.
22023 (struct gimple_statement_with_memory_ops_base): Remove
22024 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22026 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22027 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22028 gimple_set_references_memory): Remove.
22029 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22030 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22032 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22033 (verify_expr): Allow RESULT_DECL.
22034 (gimple_duplicate_bb): Do not copy virtual operands.
22035 (gimple_duplicate_sese_region): Adjust.
22036 (gimple_duplicate_sese_tail): Likewise.
22037 (mark_virtual_ops_in_region): Remove.
22038 (move_sese_region_to_fn): Do not call it.
22039 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22040 and pass_simple_dse.
22041 (execute_function_todo): Handle TODO_update_address_taken,
22042 call execute_update_addresses_taken for TODO_rebuild_alias.
22043 (execute_todo): Adjust.
22044 (execute_one_pass): Init dump files early.
22045 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22047 (create_general_new_stmt): Clear vops.
22048 * tree-ssa-reassoc.c (get_rank): Adjust.
22049 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22050 symbols for renaming.
22051 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22052 (PARAM_AVG_ALIASED_VOPS): Likewise.
22053 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22054 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22055 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22056 (operand_build_cmp, copy_virtual_operands,
22057 create_ssa_artificial_load_stmt, add_to_addressable_set,
22058 gimple_add_to_addresses_taken): Remove public functions.
22059 (unlink_stmt_vdef): New function.
22061 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22063 * config.gcc (powerpc-*-linux*): Merge variants.
22065 2009-04-02 Chao-ying Fu <fu@mips.com>
22066 James Grosbach <james.grosbach@microchip.com>
22068 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22069 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22071 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22072 keep_interrupts_masked_p, use_debug_exception_return_p.
22073 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22074 keep_interrupts_masked, use_debug_exception_return.
22075 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22076 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22078 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22079 (mips_print_operand): Process COP0 registers to print $0 .. $31
22080 correctly for GAS to process.
22081 (mips_interrupt_extra_call_saved_reg_p): New function.
22082 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22084 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22085 (mips_compute_frame_info): Add supports for interrupt context that
22086 includes doubleword accumulators and COP0 registers.
22087 (mips_for_each_saved_acc): New function.
22088 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22089 mips_for_each_saved_reg.
22090 (mips_save_reg): Save accumulators.
22091 (mips_kernel_reg_p): A new for_each_rtx callback.
22092 (mips_expand_prologue): Support interrupt handlers.
22093 (mips_restore_reg): Restore accumulators.
22094 (mips_expand_epilogue): Support interrupt handlers.
22095 (mips_can_use_return_insn): Return false for interrupt handlers.
22096 (mips_epilogue_uses): New function.
22097 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22098 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22099 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22100 cop0_move): New instructions.
22101 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22102 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22104 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22106 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22107 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22108 interrupt handlers, we use K0 as the temporary register.
22109 (EPILOGUE_USES): Change to a function call.
22110 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22111 handlers, we use K0 as the temporary register.
22113 * doc/extend.texi (Function Attributes): Document interrupt,
22114 use_shadow_register_set, keep_interrupts_masked,
22115 use_debug_exception_return for MIPS attributes.
22117 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22119 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22120 Remove a number of t-files from tmake_file.
22121 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22122 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22123 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22124 target_prototype, not TARGET_PROTOTYPE.
22125 (LINK_OS_GNU_SPEC): Define.
22126 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22127 and darwin-ldoubdle.c.
22129 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22132 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22133 (cpp_options): Ditto.
22134 (default_compilers): Ditto.
22135 (display_help): Ditto.
22136 (process_command): Ditto.
22137 (do_spec_1): Ditto.
22138 (set_input): Use lbasename instead of duplicate code.
22139 (save_temps_prefix): New static for -save-temps=obj.
22140 (save_temps_length): Ditto.
22142 * doc/invoke.texi (-save-temps=obj): Document new variant to
22143 -save-temps switch.
22145 2009-04-02 Jeff Law <law@redhat.com>
22147 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
22150 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22152 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
22153 * configure: Regenerated.
22155 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22157 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
22158 share the argument list.
22160 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22164 2009-02-12 Diego Novillo <dnovillo@google.com>
22166 * varpool.c (debug_varpool): New.
22167 * cgraph.h (debug_varpool): Declare.
22169 2009-04-02 Jan Hubicka <jh@suse.cz>
22171 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22174 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22176 * config/i386/i386.c (ix86_abi): Move initialization to ...
22177 (override_options): Here.
22179 2009-04-02 Christian Bruel <christian.bruel@st.com>
22181 * config/sh/sh.c (sh_dwarf_register_span): New function.
22182 (TARGET_DWARF_REGISTER_SPAN): Define.
22183 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
22185 2009-04-02 Ira Rosen <irar@il.ibm.com>
22187 PR tree-optimization/39595
22188 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
22189 interleaved loads group is not greater than the SLP group size.
22191 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22193 * builtins.c (is_builtin_name): New.
22194 (called_as_built_in): Use is_builtin_name.
22195 * tree.h (is_builtin_name): New.
22196 * varasm.c (incorporeal_function_p): Use is_builtin_name
22198 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22200 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22202 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22205 * c-decl.c (clone_underlying_type): Move this ...
22206 * c-common.c (set_underlying_type): ... here.
22207 Also, make sure the function properly sets TYPE_STUB_DECL() on
22208 the newly created typedef variant type.
22209 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22210 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22213 2009-04-02 Richard Guenther <rguenther@suse.de>
22215 PR tree-optimization/37221
22216 * tree-flow.h (degenerate_phi_result): Declare.
22217 * tree-ssa-dom.c (degenerate_phi_result): Export.
22218 * tree-scalar-evolution.c (analyze_initial_condition): If
22219 the initial condition is defined by a degenerate PHI node
22220 use the degenerate value.
22222 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22224 PR rtl-optimization/39588
22225 * combine.c (merge_outer_ops): Do not set the constant when this
22227 (simplify_shift_const_1): Do not modify it either in this case.
22229 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22231 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22232 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22234 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22237 * c-lex.c (interpret_float): Default (no suffix) is double.
22239 2009-04-1 Xinliang David Li <davidxl@google.com>
22241 * config/i386/i386.c (legitimate_constant_p): Recognize
22242 all one vector constant.
22244 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22246 * config/vax/vax.c: Add #includes to silence warnings.
22247 Change #include order to silence two warnings.
22249 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22251 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22252 (ASM_SPEC): Pass -k to the assembler for PIC code.
22254 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22256 * config.gcc: Add vax-*-linux* to the switch.
22257 * config/vax/linux.h: New file. (TARGET_VERSION,
22258 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22260 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22262 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22263 Use predicate macros instead of GET_CODE() == foo.
22264 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22265 ashlsi3, rotrsi3, <unnamed>): Likewise.
22267 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22269 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22270 jbbccihi, jbbccisi): Remova trailing whitespace.
22271 * config/vax/constraints.md: Likewise.
22272 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22273 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22274 * config/vax/predicates.md: Likewise.
22275 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22276 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22277 * config/vax/vax.h: Likewise.
22278 * config/vax/vax.md (nonlocal_goto): Likewise.
22280 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22282 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22283 (indirectable_address_p, adjacent_operands_p): Add spaces around
22285 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22287 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22289 * config/vax/vax.c (legitimate_constant_address_p,
22290 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22291 index_term_p, reg_plus_index_p, legitimate_address_p,
22292 vax_mode_dependent_address_p): Update comments to match functions
22293 modified by the recent int->bool conversion.
22295 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22297 * config/vax/builtins.md: Update copyright message.
22298 * config/vax/constraints.md: Likewise.
22299 * config/vax/netbsd-elf.h: Likewise.
22300 * config/vax/predicates.md: Likewise.
22301 * config/vax/vax-protos.h: Likewise.
22302 * config/vax/vax.c: Likewise.
22303 * config/vax/vax.h: Likewise.
22304 * config/vax/vax.md: Likewise.
22305 * config/vax/vax.opt: Likewise.
22307 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22309 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22310 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22311 * config/vax/constraints.md (B, R): Likewise.
22312 * config/vax/predicates.md (external_memory_operand,
22313 nonimmediate_addsub_di_operand): Likewise.
22314 * config/vax/vax.c (vax_output_int_add): Likewise.
22315 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22316 untyped_call): Likewise.
22318 2009-04-01 Matt Thomas <matt@3am-software.com>
22320 * config/vax/predicates.md: New file.
22321 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22322 external_const_operand, nonsymbolic_operand, external_memory_operand,
22323 indirect_memory_operand, indexed_memory_operand,
22324 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22325 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22327 * config/vax/constraints.md: New file.
22328 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22330 * config/vax/builtins.md: New file.
22331 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22332 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22334 * config/vax/vax.opt (mqmath): Add option.
22335 * config/vax/vax.md (isfx): Extend with DI.
22336 (VAXintQH, VAXintQHSD): Define.
22337 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22338 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22339 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22340 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22341 (movdi): Update constraints and use vax_output_int_move().
22342 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22343 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22344 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22345 nonlocal_goto): New.
22346 (mov<mode>): Extend accepted operand types.
22347 (subdi3_old): Rename from subdi3, change update constraints and use
22348 a new implementation.
22349 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22350 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22351 MOVE_RATIO, CLEAR_RATIO): Define.
22352 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22353 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22354 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22355 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22356 (split_quadword_operands): Make static and really allow variable
22358 (print_operand_address): Update for PIC generation.
22359 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22360 indexable_address_p, fixup_mathdi_operand,
22361 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22362 (vax_float_literal, legitimate_constant_p,
22363 indirectable_constant_address_p, index_term_p,
22364 reg_plus_index_p): Return bool instead of int.
22365 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22367 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22369 (vax_output_conditional_branch): Indent.
22370 (legitimate_constant_address_p, indirectable_constant_address_p,
22371 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22372 vax_mode_dependent_address_p): Return bool instead of int, update for
22374 * config/vax/vax-protos.h (legitimate_constant_address_p,
22375 legitimate_constant_p, legitimate_address_p,
22376 vax_mode_dependent_address_p): Change declaration to bool.
22377 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22378 vax_expand_addsub_di_operands, vax_output_int_subtract,
22379 vax_output_movmemsi): Declare.
22380 (split_quadword_operands, vax_float_literal): Delete declaration.
22381 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22382 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22383 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22384 ASM_OUTPUT_DWARF_PCREL): Define.
22385 (ASM_SPEC): Change definition to allow PIC generation.
22387 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22389 * doc/sourcebuild.texi: Update front-end requirements.
22391 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22394 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22395 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22396 (booldi3_internal3): Use boolean_or_operator instead of
22399 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22402 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22403 declarator whose size is not an integer constant expression but
22404 folds to an integer constant, then treat it as a constant
22407 2009-04-01 Richard Guenther <rguenther@suse.de>
22409 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22410 i * 4 + 2 to (i * 2 + 1) * 2.
22412 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22415 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22416 return if c_parser_asm_string_literal returned NULL.
22418 2009-04-01 Nick Clifton <nickc@redhat.com>
22420 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22422 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22423 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22424 other typedefs to avoid conflicts with libgcc2.c. Define labels
22425 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22427 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22428 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22431 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22433 * varasm.c (default_function_rodata_section): Declare DOT as
22436 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22437 Andrey Galkin <agalkin@hypercom.com>
22440 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22441 Make object_name unique for each process.
22443 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22446 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22447 addressable variables in the parallel that could go out of scope while
22448 running queued tasks.
22450 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22452 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22453 (CASE_VALUES_THRESHOLD): Redefine.
22454 * config/avr/avr.c (avr_override_options): Remove initialization of
22455 avr_case_values_threshold variable.
22456 (avr_case_values_threshold): Remove variable. Add new function.
22457 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22458 * config/avr/avr.opt (mno-tablejump): Remove option.
22459 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22461 2009-04-01 DJ Delorie <dj@redhat.com>
22463 * varasm.c (default_function_rodata_section): Don't assume
22464 anything about where the first '.' in the section name is.
22466 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22468 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22469 rs6000_emit_stack_tie.
22471 2009-03-31 Ian Lance Taylor <iant@google.com>
22473 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22474 gimple_code with GIMPLE_RESX, not RESX.
22476 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22478 * c-common.c (c_get_ident): New.
22479 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22481 2009-04-01 Ben Elliston <bje@au.ibm.com>
22483 * config/rs6000/sysv4.opt (msdata): Improve option description.
22485 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22487 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22488 (divdf3_internal_lat): Remove.
22489 (divxf3_internal_lat): Remove.
22490 (divxf3_internal_thr): Remove.
22491 (divxf): Use divxf3_internal.
22492 * config/ia64/div.md (divsf3_internal_lat): New.
22493 (divdf3_internal_lat): New.
22494 (divxf3_internal): New.
22496 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22499 * Makefile.in (USE_GCC_STDINT): Define.
22500 (stmp-int-hdrs): Install stdint.h if applicable.
22501 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22503 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22504 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22505 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22506 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22507 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22508 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22509 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22510 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22511 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22512 (c_common_nodes_and_builtins): Initialize
22513 underlying_wchar_type_node. Do not initialize
22514 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22515 nodes for new types.
22516 (c_stddef_cpp_builtins): Define macros for new types.
22517 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22519 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22520 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22521 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22522 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22523 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22524 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22525 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22526 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22527 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22528 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22529 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22530 int16_type_node, int32_type_node, int64_type_node,
22531 uint8_type_node, uint16_type_node, c_uint32_type_node,
22532 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22533 int_least32_type_node, int_least64_type_node,
22534 uint_least8_type_node, uint_least16_type_node,
22535 uint_least32_type_node, uint_least64_type_node,
22536 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22537 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22538 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22539 uintptr_type_node): Define.
22540 * c-cppbuiltin.c (builtin_define_constants,
22541 builtin_define_type_minmax): New.
22542 (builtin_define_stdint_macros): Define more macros.
22543 (c_cpp_builtins): Define more limit macros.
22544 (type_suffix): New.
22545 (builtin_define_type_max): Define in terms of
22546 builtin_define_type_minmax. Remove is_long parameter. All
22548 * config.gcc (use_gcc_stdint): Define.
22549 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22550 Add newlib-stdint.h for generic targets.
22551 * config/glibc-stdint.h, config/newlib-stdint.h,
22552 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22553 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22554 * config/score/score.h (UINTPTR_TYPE): Define.
22555 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22556 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22557 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22558 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22559 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22560 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22561 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22562 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22563 * config/spu/spu.h (STDINT_LONG32): Define.
22564 * configure.ac (use_gcc_stdint): Substitute.
22565 * configure: Regenerate.
22566 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22567 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22568 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22569 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22570 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22571 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22572 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22573 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22574 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22575 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22576 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22577 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22578 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22579 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22580 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22581 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22582 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22583 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22584 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22585 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22586 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22587 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22588 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22589 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22590 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22591 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22592 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22593 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22594 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22596 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22598 * loop-iv.c (suitable_set_for_replacement): Renamed from
22599 simplify_using_assignment; changed to return bool and to accept new
22600 args DEST and SRC. Return true iff we find a source/destination pair
22601 that can be used to make a replacement, and fill SRC and DEST if so.
22602 Remove arg ALTERED. Don't deal with altered regs here. All callers
22604 (simplify_using_initial_values): Deal with altered regs here and track
22605 more precisely the effect they have on the validity of our expression.
22607 * loop-iv.c (simplify_using_condition): A condition of the form
22608 (EQ REG CONST) can be used to simply make a substitution.
22609 (simplify_using_initial_values): Keep track of conditions we have seen
22610 and keep using them to simplify new expressions, while applying the
22611 same substitutions to them as to the expression.
22613 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22614 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22617 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22618 changed. Use this when trying to improve the upper bound.
22619 Generate the comparison by using simplify_gen_relational.
22621 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22623 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22625 (simplify_using_assignment, simplify_using_initial_values): Call
22626 replace_in_expr to make replacements. Call replace_single_def_regs
22627 once on the initial version of the expression.
22629 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22632 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22634 2009-03-31 Richard Guenther <rguenther@suse.de>
22636 PR middle-end/31029
22637 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22638 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22640 2009-03-31 Richard Guenther <rguenther@suse.de>
22642 * tree.h (div_if_zero_remainder): Declare.
22643 * fold-const.c (div_if_zero_remainder): Export.
22644 * tree-ssa-forwprop.c
22645 (forward_propagate_addr_into_variable_array_index): Handle
22646 constant array index addition outside of the variable index.
22648 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22651 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22652 define_splits, floatunssi<mode>2): Require x87 conversions from
22653 DImode to be permitted.
22655 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22657 PR preprocessor/15638
22658 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22660 2009-03-31 Richard Guenther <rguenther@suse.de>
22662 PR middle-end/23401
22663 PR middle-end/27810
22664 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22665 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22666 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22667 a separate statement.
22668 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22669 (lookup_tmp_var): Likewise.
22670 (is_gimple_formal_tmp_or_call_rhs): Remove.
22671 (is_gimple_reg_or_call_rhs): Rename to ...
22672 (is_gimple_reg_rhs_or_call): ... this.
22673 (is_gimple_mem_or_call_rhs): Rename to ...
22674 (is_gimple_mem_rhs_or_call): ... this.
22675 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22676 DECL_GIMPLE_REG_P only if is_formal is true.
22677 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22678 for non-proper post-modify expression gimplification.
22679 (gimplify_self_mod_expr): For post-modify expressions gimplify
22680 the lvalue to a minimal lvalue.
22681 (rhs_predicate_for): Remove formal temp case.
22682 (gimplify_modify_expr_rhs): Likewise.
22683 (gimplify_addr_expr): Use is_gimple_reg.
22684 (gimplify_expr): Remove formal temp cases.
22685 (gimple_regimplify_operands): Likewise.
22686 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22687 and FILTER_EXPR like constants.
22688 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22690 (is_gimple_formal_tmp_rhs): Remove.
22691 (is_gimple_reg_rhs): Remove special casing.
22692 (is_gimple_mem_rhs): Fix.
22693 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22694 (is_gimple_formal_tmp_var): Remove.
22695 (is_gimple_formal_tmp_reg): Likewise.
22696 (is_gimple_min_lval): Allow invariant component ref parts.
22697 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22698 is_gimple_formal_tmp_reg): Remove declarations.
22699 * tree-cfg.c (verify_expr): Verify that variables with address
22700 taken do not have DECL_GIMPLE_REG_P set.
22701 * tree-mudflap.c (mf_build_check_statement_for): Use
22702 force_gimple_operand instead of gimplify_expr.
22704 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22706 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22707 schedulable rows to compute_split_row.
22709 2009-03-31 Ben Elliston <bje@au.ibm.com>
22712 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22715 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22717 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22718 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22719 * configure: Regenerate.
22720 * config.in: Regenerate.
22721 * config/rs6000/rs6000.opt (mtls-markers): Add.
22722 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22723 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22724 (tls_ld_aix, tls_ld_sysv): Likewise.
22725 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22726 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22728 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22730 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22732 2009-03-30 Jan Hubicka <jh@suse.cz>
22734 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22736 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22737 detection and label handling.
22739 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22741 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22742 left_conflicts_size.
22743 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22744 ALLOCNO_LEFT_CONFLICTS_SIZE.
22746 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22747 remove_allocno_from_bucket_and_push,
22748 allocno_spill_priority_compare, push_allocnos_to_stack,
22749 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22750 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22751 (setup_allocno_left_conflicts_num): Ditto. Rename to
22752 setup_allocno_left_conflicts_size.
22753 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22754 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22755 setup_allocno_left_conflicts_size instead of
22756 setup_allocno_left_conflicts_num.
22758 * ira-build.c (ira_create_allocno): Use
22759 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22760 ALLOCNO_LEFT_CONFLICTS_NUM.
22762 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22764 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22765 instead of DF_LR_OUT.
22767 * ira-lives.c (process_bb_node_lives): Ditto.
22769 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22770 instead of DF_LR_{OUT,IN}.
22772 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22774 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22776 2009-03-30 Jan Hubicka <jh@suse.cz>
22778 * except.c (label_to_region_map): Fix thinko.
22780 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22782 PR middle-end/38237
22783 * tree.h (tree_find_value): New declaration.
22784 * tree.c (tree_find_value): New function.
22785 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22787 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22790 * c-decl.c (struct c_binding): Add locus field.
22791 (bind): Add locus argument, set locus field from it.
22792 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22793 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22794 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22795 implicitly_declare, undeclared_variable, lookup_label,
22796 declare_label, c_make_fname_decl, c_builtin_function,
22797 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22800 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22803 * config/i386/i386.c (classify_argument): Check total size of
22806 2009-03-30 Martin Jambor <mjambor@suse.cz>
22808 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22809 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22810 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22813 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22814 seen_variable_array_ref while also traversing a union.
22816 * tree-inline.c (optimize_inline_calls): Do not call
22817 cgraph_node_remove_callees.
22818 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22819 (pass_remove_cgraph_callee_edges): New variable.
22820 * passes.c (init_optimization_passes): Add
22821 pass_remove_cgraph_callee_edges after early inlining and before all
22822 late intraprocedural passes.
22824 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22826 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22828 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22829 Fix typos in names.
22831 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22833 * combine.c (simplify_comparison): Use have_insn_for.
22834 * dojump.c (do_jump): Likewise.
22836 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22838 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22839 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22840 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22841 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22842 instead of sparc_compare_emitted.
22843 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22844 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22845 instead of sparc_compare_emitted.
22847 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22849 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22850 enter/exit cfglayout mode.
22851 (pass_partition_block): Require it.
22852 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22853 (combine_instructions): Track basic blocks instead of labels.
22854 (update_cfg_for_uncondjump): New.
22855 (try_combine): Use it. Update jumps after rescanning.
22856 (pass_combine): Require PROP_cfglayout.
22857 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22859 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22861 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22862 Provide/destroy PROP_cfglayout respectively.
22863 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22864 * tree-pass.h (PROP_cfglayout): New.
22866 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22868 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22869 fold_convert_const_fixed_from_fixed,
22870 fold_convert_const_fixed_from_int,
22871 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22872 set TREE_CONSTANT_OVERFLOW.
22873 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22874 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22876 2009-03-30 Ira Rosen <irar@il.ibm.com>
22878 * tree-vect-loop-manip.c: New file.
22879 * tree-vectorizer.c: Update documentation and included files.
22880 (vect_loop_location): Make extern.
22881 (rename_use_op): Move to tree-vect-loop-manip.c
22882 (rename_variables_in_bb, rename_variables_in_loop,
22883 slpeel_update_phis_for_duplicate_loop,
22884 slpeel_update_phi_nodes_for_guard1,
22885 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22886 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22887 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22888 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22889 find_loop_location): Likewise.
22890 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22891 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22892 get_vectype_for_scalar_type, vect_is_simple_use,
22893 supportable_widening_operation, supportable_narrowing_operation):
22895 (bb_in_loop_p): Move to tree-vect-loop.c.
22896 (new_loop_vec_info, destroy_loop_vec_info,
22897 reduction_code_for_scalar_code, report_vect_op,
22898 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22899 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22900 (vect_supportable_dr_alignment): Likewise.
22901 * tree-vectorizer.h (tree-data-ref.h): Include.
22902 (vect_loop_location): Declare.
22903 Reorganize function declarations according to the new file structure.
22904 * tree-vect-loop.c: New file.
22905 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22906 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22907 * tree-vect-data-refs.c: New file.
22908 * tree-vect-patterns.c (timevar.h): Don't include.
22909 * tree-vect-stmts.c: New file.
22910 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22911 tree-vect-slp.c, tree-vect-loop.c.
22912 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22913 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22914 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22915 (tree-vect-analyze.o): Remove.
22916 (tree-vect-transform.o): Likewise.
22917 (tree-vect-data-refs.o): Add rule.
22918 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22919 tree-vect-slp.o): Likewise.
22920 (tree-vect-patterns.o): Remove redundant dependencies.
22921 (tree-vectorizer.o): Likewise.
22922 * tree-vect-slp.c: New file.
22924 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22926 * optc-gen.awk: Warn if an option flag has multiple different
22929 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22931 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22932 -floop-block): Document dependences on PPL, CLooG and Graphite.
22934 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22936 PR rtl-optimization/323
22937 * c-common.c (c_fully_fold, convert_and_check,
22938 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22939 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22940 * c-common.def (EXCESS_PRECISION_EXPR): New.
22941 * c-cppbuiltin.c (builtin_define_float_constants): Define
22942 constants with enough digits for long double.
22943 * c-lex.c (interpret_float): Interpret constant with excess
22944 precision where appropriate.
22945 * c-opts.c (c_common_post_options): Set
22946 flag_excess_precision_cmdline. Give an error for
22947 -fexcess-precision=standard for C++ for processors where the
22948 option is significant.
22949 * c-parser.c (c_parser_conditional_expression): Handle excess
22950 precision in condition.
22951 * c-typeck.c (convert_arguments): Handle arguments with excess
22953 (build_unary_op): Move excess precision outside operation.
22954 (build_conditional_expr): Likewise.
22955 (build_compound_expr): Likewise.
22956 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22957 (build_modify_expr): Handle excess precision in RHS.
22958 (convert_for_assignment): Handle excess precision in converted
22960 (digest_init, output_init_element, process_init_element): Handle
22961 excess precision in initializer.
22962 (c_finish_return): Handle excess precision in return value.
22963 (build_binary_op): Handle excess precision in operands and add
22964 excess precision as needed for operation.
22965 * common.opt (-fexcess-precision=): New option.
22966 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22967 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22968 For standard excess precision, output explicit conversion to and
22969 truncation from XFmode.
22970 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22971 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22972 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22973 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22974 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22975 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22976 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22977 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22978 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22979 define_splits, sqrt<mode>2): Disable where appropriate for
22980 standard excess precision.
22981 * convert.c (convert_to_real): Do not shorten arithmetic to type
22982 for which excess precision would be used.
22983 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22984 * doc/invoke.texi (-fexcess-precision=): Document option.
22985 (-mfpmath=): Correct index entry.
22986 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22987 flag_excess_precision): New.
22988 * langhooks.c (lhd_post_options): Set
22989 flag_excess_precision_cmdline.
22990 * opts.c (common_handle_option): Handle -fexcess-precision=.
22991 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22992 init_excess_precision): New.
22993 (lang_dependent_init_target): Call init_excess_precision.
22994 * tree.c (excess_precision_type): New.
22995 * tree.h (excess_precision_type): Declare.
22997 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23000 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23001 non-lvalue to component.
23003 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23005 PR preprocessor/34695
23006 * Makefile.in (c-opts.o): Depend on c-tree.h.
23007 * c-common.c: Move down include of diagnostic.h.
23008 (done_lexing, c_cpp_error): New.
23009 * c-common.h (done_lexing): Declare.
23010 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23012 * c-opts.c: Include c-tree.h.
23013 (c_common_init_options): Set preprocessor error callback.
23014 (c_common_handle_option): Do not set preprocessor
23015 inhibit_warnings, warnings_are_errors, warn_system_headers,
23016 pedantic_errors or inhibit_warnings flags.
23017 (c_common_post_options): Do not check cpp_errors (parse_in).
23018 (c_common_finish): Do not output dependencies if there were
23019 errors. Do not check return value of cpp_finish.
23020 * c-ppoutput.c (pp_file_change): Set input_location.
23021 * c-tree.h (c_cpp_error): Declare.
23022 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23024 (diagnostic_build_prefix): Check override_column.
23025 * diagnostic.h (diagnostic_info): Add override_column field.
23026 (diagnostic_override_column): Define.
23028 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23030 * c-common.c (c_expand_expr, c_staticp): Remove.
23031 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23032 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23033 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23034 * c-gimplify.c (gimplify_compound_literal_expr,
23035 optimize_compound_literals_in_ctor): Remove.
23036 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23037 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23038 * c-semantics.c (emit_local_var): Remove.
23040 * langhooks-def.h (lhd_expand_expr): Remove.
23041 * langhooks.c (lhd_expand_expr): Remove.
23042 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23044 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23045 handling from c-semantics.c; don't call into langhook.
23046 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23047 * gimplify.c (gimplify_compound_literal_expr,
23048 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23049 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23050 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23051 as was done in c-gimplify.c.
23052 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23053 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23054 Move from c-common.h.
23055 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23057 * tree.c (staticp): Do not call langhook.
23058 * langhooks.c (lhd_staticp): Delete.
23059 * langhooks-def.h (lhd_staticp): Delete prototype.
23060 (LANG_HOOKS_STATICP): Delete.
23061 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23063 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23064 instead of DECL_STMTs.
23066 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23074 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23076 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23077 contained expression.
23078 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23079 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23080 conditional expressions for C.
23081 (decl_constant_value_for_optimization): Move from
23082 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23083 whether optimizing and that the expression is a VAR_DECL not of
23084 array type instead of doing such checks in the caller. Do not
23085 check pedantic. Call gcc_unreachable for C++.
23086 * c-common.def (C_MAYBE_CONST_EXPR): New.
23087 * c-common.h (c_fully_fold, c_save_expr,
23088 decl_constant_value_for_optimization): New prototypes.
23089 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23090 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23091 EXPR_INT_CONST_OPERANDS): Define.
23092 * c-convert.c (convert): Strip nops from expression.
23093 * c-decl.c (groktypename): Take extra parameters expr and
23094 expr_const_operands. Update call to grokdeclarator.
23095 (start_decl): Update call to grokdeclarator. Add statement for
23096 expressions used in type of decl.
23097 (grokparm): Update call to grokdeclarator.
23098 (push_parm_decl): Update call to grokdeclarator.
23099 (build_compound_literal): Add parameter non_const and build a
23100 C_MAYBE_COSNT_EXPR if applicable.
23101 (grokdeclarator): Take extra parameters expr and
23102 expr_const_operands. Track expressions used in declaration
23103 specifiers and declarators. Fold array sizes and track whether
23104 they are constant expressions and whether they are integer
23105 constant expressions.
23106 (parser_xref_tag): Set expr and expr_const_operands fields in
23108 (grokfield): Update call to grokdeclarator.
23109 (start_function): Update call to grokdeclarator.
23110 (build_null_declspecs): Set expr and expr_const_operands fields in
23112 (declspecs_add_type): Handle expressions in typeof specifiers.
23113 * c-parser.c (c_parser_declspecs): Set expr and
23114 expr_const_operands fields for declaration specifiers.
23115 (c_parser_enum_specifier): Likewise.
23116 (c_parser_struct_or_union_specifier): Likewise.
23117 (c_parser_typeof_specifier): Likewise. Update call to
23118 groktypename. Fold expression as needed. Return expressions with
23119 type instead of adding statements.
23120 (c_parser_attributes): Update calls to c_parser_expr_list.
23121 (c_parser_statement_after_labels): Fold expression before passing
23122 to objc_build_throw_stmt.
23123 (c_parser_condition): Fold expression.
23124 (c_parser_asm_operands): Fold expression.
23125 (c_parser_conditional_expression): Use c_save_expr. Update call
23126 to build_conditional_expr.
23127 (c_parser_alignof_expression): Update call to groktypename.
23128 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23129 original_code. Fold expression argument of va_arg. Create
23130 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23131 argument to va_arg. Update calls to groktypename. Fold array
23132 index for offsetof. Verify that first argument to
23133 __builtin_choose_expr has integer type.
23134 (c_parser_postfix_expression_after_paren_type): Update calls to
23135 groktypename and build_compound_literal. Handle expressions with
23136 side effects in type name.
23137 (c_parser_postfix_expression_after_primary): Update call to
23138 c_parser_expr_list. Set original_code for calls to
23139 __builtin_constant_p.
23140 (c_parser_expr_list): Take extra parameter fold_p. Fold
23141 expressions if requested.
23142 (c_parser_objc_type_name): Update call to groktypename.
23143 (c_parser_objc_synchronized_statement): Fold expression.
23144 (c_parser_objc_receiver): Fold expression.
23145 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
23146 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
23147 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
23148 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
23149 (struct c_typespec): Add elements expr and expr_const_operands.
23150 (struct c_declspecs): Add elements expr and expr_const_operands.
23151 (groktypename, build_conditional_expr, build_compound_literal):
23153 (in_late_binary_op): Declare.
23154 * c-typeck.c (note_integer_operands): New function.
23155 (in_late_binary_op): New variable.
23156 (decl_constant_value_for_broken_optimization): Move to c-common.c
23157 and rename to decl_constant_value_for_optimization.
23158 (default_function_array_conversion): Do not strip nops.
23159 (default_conversion): Do not call
23160 decl_constant_value_for_broken_optimization.
23161 (build_array_ref): Do not fold result.
23162 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
23163 result when operand is a VLA.
23164 (c_expr_sizeof_type): Update call to groktypename. Handle
23165 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23166 result when operand names a VLA type.
23167 (build_function_call): Update call to build_compound_literal.
23168 Only fold result for calls to __builtin_* functions. Strip
23169 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23170 the function designator.
23171 (convert_arguments): Fold arguments. Update call to
23172 convert_for_assignment.
23173 (build_unary_op): Handle increment and decrement of
23174 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23175 decrement earlier. Fold operand of increment and decrement.
23176 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23177 built for integer operand. Wrap returns that are INTEGER_CSTs
23178 without being integer constant expressions or that have integer
23179 constant operands without being INTEGER_CSTs.
23180 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
23181 (build_conditional_expr): Add operand ifexp_bcp. Track whether
23182 result is an integer constant expression or can be used in
23183 unevaluated parts of one and avoid folding and wrap as
23184 appropriate. Fold operands before possibly doing -Wsign-compare
23186 (build_compound_expr): Wrap result for C99 if operands can be used
23187 in integer constant expressions.
23188 (build_c_cast): Update call to digest_init. Do not ignore
23189 overflow from casting floating-point constants to integers. Wrap
23190 results that could be confused with integer constant expressions,
23191 null pointer constants or floating-point constants.
23192 (c_cast_expr): Update call to groktypename. Handle expressions
23193 included in type name.
23194 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23195 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23196 Update calls to convert_for_assignment.
23197 (convert_for_assignment): Take new parameter
23198 null_pointer_constant. Do not strip nops or call
23199 decl_constant_value_for_broken_optimization. Set
23200 in_late_binary_op for conversions to boolean.
23201 (store_init_value): Update call to digest_init.
23202 (digest_init): Take new parameter null_pointer_constant. Do not
23203 call decl_constant_value_for_broken_optimization. pedwarn for
23204 initializers not constant expressions. Update calls to
23205 convert_for_assignment.
23206 (constructor_nonconst): New.
23207 (struct constructor_stack): Add nonconst element.
23208 (really_start_incremental_init, push_init_level, pop_init_level):
23209 Handle constructor_nonconst and nonconst element.
23210 (set_init_index): Call constant_expression_warning for array
23212 (output_init_element): Fold value. Set constructor_nonconst as
23213 applicable. pedwarn for initializers not constant expressions.
23214 Update call to digest_init. Call constant_expression_warning
23215 where constant initializers are required.
23216 (process_init_element): Use c_save_expr.
23217 (c_finish_goto_ptr): Fold expression.
23218 (c_finish_return): Fold return value. Update call to
23219 convert_for_assignment.
23220 (c_start_case): Fold switch expression.
23221 (c_process_expr_stmt): Fold expression.
23222 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23223 ensure statement expression is not evaluated in constant expression.
23224 (build_binary_op): Track whether results are integer constant
23225 expressions or may occur in such, disable folding and wrap results
23226 as applicable. Fold operands for -Wsign-compare warnings unless
23228 (c_objc_common_truthvalue_conversion): Handle results folded to
23229 integer constants that are not integer constant expressions.
23230 * doc/extend.texi: Document when typeof operands are evaluated,
23231 that condition of __builtin_choose_expr is an integer constant
23232 expression, and more about use of __builtin_constant_p in
23235 2009-03-29 Richard Guenther <rguenther@suse.de>
23237 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23238 propagate addresses of array references.
23240 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23242 * regmove.c (perhaps_ends_bb_p): Remove.
23243 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23244 from INSN and check that the main loop stays within that basic block.
23245 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23246 (regmove_forward_pass): Split out from regmove_optimize. Use
23247 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23248 (regmove_backward_pass): Split out from regmove_optimize. Use
23249 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23250 (regmove_optimize): Simplify.
23252 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23255 * config/i386/i386.c (classify_argument): Ignore flexible array
23256 member in struct and warn ABI change.
23258 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23260 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23262 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23263 (ix86_adjust_cost): Updated.
23265 2009-03-29 Jan Hubicka <jh@suse.cz>
23267 PR middle-end/28850
23268 * tree-pass.h (pass_cleanup_eh): New function.
23269 (remove_unreachable_regions): Break code handling RTL
23270 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23271 that can not be reached by runtime.
23272 (can_be_reached_by_runtime): New function.
23273 (label_to_region_map): New function.
23274 (num_eh_regions): New function.
23275 (rtl_remove_unreachable_regions): New function.
23276 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23277 (remove_eh_region): New function.
23278 * except.h: Include sbitmap and vecprim.
23279 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23280 num_eh_regions): Declare.
23281 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23282 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23283 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23284 (tree_empty_eh_handler_p): New function.
23285 (cleanup_empty_eh): New function.
23286 (cleanup_eh): New function.
23287 (pass_cleanup_eh): New function.
23289 2009-03-29 Jan Hubicka <jh@suse.cz>
23291 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23292 for removed regions.
23294 2009-03-29 Jan Hubicka <jh@suse.cz>
23296 * except.c (dump_eh_tree): Dump all datastructures.
23298 2009-03-29 Jan Hubicka <jh@suse.cz>
23300 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23301 (duplicate_eh_regions_1): Likewise.
23302 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23303 vector; call EH verification.
23304 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23305 Be ready for region being removed.
23307 2009-03-29 Jan Hubicka <jh@suse.cz>
23309 * bitmap.c (bitmap_last_set_bit): New function.
23310 * bitmap.h (bitmap_last_set_bit): Declare.
23312 2009-03-29 David Ayers <ayers@fsfe.org>
23315 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23316 by calling objc_compare_types and surpress warnings about
23317 incompatible C pointers that are compatible ObjC pointers.
23319 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23321 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23322 call initialize_inline_failed.
23323 (initialize_inline_failed): Move it from here ...
23324 * cgraph.c (initialize_inline_failed): ... to here.
23325 (cgraph_create_edge): Call initialize_inline_failed rather than
23326 setting inline_failed directly.
23328 2009-03-29 Ben Elliston <bje@au.ibm.com>
23331 * sysv4.opt (msdata): Improve comment.
23332 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23333 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23335 2009-03-29 Ben Elliston <bje@au.ibm.com>
23338 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23339 load and store attributes.
23341 2009-03-29 Ben Elliston <bje@au.ibm.com>
23343 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23344 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23345 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23346 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23347 __builtin_infq and __builtin_huge_valq.
23349 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23351 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23353 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23354 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23356 2009-03-28 Xinliang David Li <davidxl@google.com>
23358 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23359 (do_dbg_cnt): New function.
23361 2009-03-28 Jan Hubicka <jh@suse.cz>
23363 Merge from pretty-ipa:
23365 2009-03-27 Jan Hubicka <jh@suse.cz>
23367 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23368 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23369 * passes.c (function_called_by_processed_nodes_p): New.
23370 * ipa-pure-const.c (check_call): Fix handling of operands.
23371 (analyze_function): Dump debug output for skipped bodies.
23372 (local_pure_const): Use function_called_by_processed_nodes_p.
23373 * dwarf2out.c (reference_to_unused): Use output.
23374 * passes.c (do_per_function_toporder): Likewise.
23376 2008-11-12 Jan Hubicka <jh@suse.cz>
23378 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23379 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23380 state_set_in_source enum
23381 (check_decl): Ignore memory tags; do not set fake looping flags;
23383 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23384 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23385 (check_call, analyze_function): Rewrite.
23387 (add_new_function): Update call of analyze_function.
23388 (generate_summary): Add call of analyze_function.
23389 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23390 (local_pure_const): New function.
23391 (pass_local_pure_const): New pass.
23392 * ipa-inline.c (inline_transform): Set after_inlining.
23393 * tree-eh.c (stmt_can_throw_external): New.
23394 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23395 work with aliasing built.
23396 * tree-flow.h (stmt_can_throw_external): New.
23397 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23398 and local pure/const pass in early and late optimization queue.
23400 2009-03-28 Martin Jambor <mjambor@suse.cz>
23402 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23404 (fold_binary): Allow function decl aligment consideration is the
23405 second argument is integer constant one.
23406 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23407 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23408 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23410 2009-03-28 Jan Hubicka <jh@suse.cz>
23412 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23413 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23414 * function.h (rtl_data): Add nothrow flag.
23415 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23416 set DECL_NOTHROW for AVAILABLE functions.
23418 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23420 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23421 following vector keyword has expansion starting with pixel or bool
23422 keyword, expand vector to __vector and pixel or bool to __pixel or
23426 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23427 warn_if_disallowed_function_p): Removed.
23428 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23429 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23430 warning_if_disallowed_function_p.
23431 * flags.h (warn_if_disallowed_function_p,
23432 warn_disallowed_functions): Removed.
23433 * common.opt (Wdisallowed-function-list=): Removed.
23434 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23436 2009-03-28 Richard Guenther <rguenther@suse.de>
23438 PR tree-optimization/38723
23439 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23442 2009-03-28 Jan Hubicka <jh@suse.cz>
23444 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23445 test introduced by my previous patch.
23447 2009-03-28 Richard Guenther <rguenther@suse.de>
23449 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23450 the PHIs value undefined.
23452 2009-03-28 Jan Hubicka <jh@suse.cz>
23454 * tree-pass.h (pass_fixup_cfg): New pass.
23455 * ipa-inline.c (inline_transform): Set
23456 always_inline_functions_inlined/after_inlining.
23457 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23458 (pass_fixup_cfg): New pass.
23459 * passes.c (init_optimization_passes): Add fixup_cfg.
23461 2009-03-28 Richard Guenther <rguenther@suse.de>
23463 PR tree-optimization/38458
23464 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23465 argument use the arguments copy-of value.
23467 2009-03-28 Richard Guenther <rguenther@suse.de>
23469 PR tree-optimization/38180
23470 * tree-ssa-ccp.c (get_default_value): Simplify.
23471 (likely_value): Likewise.
23472 (surely_varying_stmt_p): Properly handle VOP case.
23473 (ccp_initialize): Likewise.
23474 (ccp_fold): Handle propagating through *&.
23475 (fold_const_aggregate_ref): Also handle decls.
23477 2009-03-28 Jan Hubicka <jh@suse.cz>
23479 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23480 * cgraph.h (cgraph_node): Likewise.
23481 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23482 (cgraph_reset_node): Use process flag.
23483 (cgraph_mark_functions_to_output): Likewise.
23484 (cgraph_expand_function): Likewise.
23485 (cgraph_expand_all_functions): Likewise.
23486 (cgraph_output_in_order): Likewise.
23487 * dwarf2out.c (reference_to_unused): Likewise.
23488 * passes.c do_per_function_toporder): Likewise.
23490 2009-03-28 Jan Hubicka <jh@suse.cz>
23492 Bring from lto-branch:
23494 2008-09-03 Doug Kwan <dougkwan@google.com>
23496 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23497 enums instead of reason strings.
23498 * cgraph.c (cgraph_create_edge): Same.
23499 (cgraph_inline_failed_string): New function.
23500 * cgraph.h (cgraph_inline_failed_t): New enum type.
23501 (cgraph_inline_failed_string): New prototype.
23502 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23503 char pointer to cgraph_inline_failed_t.
23504 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23505 (cgraph_default_inline_p): Ditto.
23506 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23507 to cgraph_inline_failed_t pointer.
23508 * cif-code.def: New file.
23509 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23511 (cgraph_check_inline_limits): Change type of REASON to pointer to
23512 cgraph_inline_failed_t. Replace reason strings with enums.
23513 (cgraph_default_inline_p): Ditto.
23514 (cgraph_recursive_inlining_p): Ditto.
23515 (update_caller_keys): Change type of FAILED_REASON to
23516 cgraph_inline_failed_t.
23517 (cgraph_set_inline_failed): Change type of REASON to pointer to
23518 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23519 convert enums to strings for text output.
23520 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23521 to be of type cgraph_inline_failed_t. Replace reason strings with
23522 enums. Call cgraph_inline_failed_string to covert enums
23523 to strings for text output.
23524 (cgraph_decide_inlining): Replace reason strings with enums.
23525 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23526 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23528 * tree-inline.c (expand_call_inline): Change type of REASON
23529 to cgraph_inline_failed_t. Replace reason strings with enums.
23530 Call cgraph_inline_failed_string for text output.
23531 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23534 2009-03-28 Jan Hubicka <jh@suse.cz>
23536 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23537 cgraph_clone_node): Remove master clone handling.
23538 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23539 * cgraph.h (master_clone): Remove.
23540 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23541 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23542 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23544 2009-03-28 Jan Hubicka <jh@suse.cz>
23546 * cgraph.c (cgraph_function_body_availability): Functions declared
23547 inline are always safe to assume that it is not going to be replaced.
23549 2009-03-28 Richard Guenther <rguenther@suse.de>
23551 PR tree-optimization/38513
23552 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23553 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23554 EXC_PTR_EXPR and FILTER_EXPR.
23555 (get_ref_from_reference_ops): Likewise.
23557 2009-03-28 Richard Guenther <rguenther@suse.de>
23559 PR tree-optimization/38968
23560 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23561 Use FLOOR_MOD_EXPR to compute misalignment.
23563 2009-03-28 Richard Guenther <rguenther@suse.de>
23565 PR tree-optimization/37795
23566 * tree.h (combine_comparisons): Declare.
23567 * fold-const.c (combine_comparisons): Export.
23568 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23570 (ifcombine_iforif): Use combine_comparisons.
23572 2009-03-28 Jan Hubicka <jh@suse.cz>
23574 * tree-eh.c (inlinable_call_p): New function.
23575 (make_eh_edges): Use it.
23576 (verify_eh_edges): Use it.
23577 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23578 * except.c (reachable_next_level): Add inlinable_function argument
23579 (sjlj_find_directly_reachable_regions): Update.
23580 (add_reachable_handler): Do not set saw_any_handlers.
23581 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23582 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23583 Add new inlinable call parameter.
23584 (can_throw_internal, can_throw_external): Update.
23585 * except.h (can_throw_internal_1, can_throw_external_1,
23586 foreach_reachable_handler): Update declaration.
23588 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23590 * config/arm/t-arm-coff, config/h8300/coff.h,
23591 config/i386/i386-aout.h, config/i386/i386-coff.h,
23592 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23593 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23594 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23595 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23596 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23597 sys-types.h: Remove.
23598 * Makefile.in: Remove protoize and fixproto support and references
23600 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23601 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23603 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23604 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23605 unprotoize$(exeext).
23606 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23607 (.PHONY): Don't depend on proto.
23608 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23609 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23610 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23611 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23612 build/gen-protos.o, build/scan.o, xsys-protos.h,
23613 build/fix-header$(build_exeext), build/fix-header.o,
23614 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23615 stmp-install-fixproto): Remove.
23616 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23617 SYSCALLS.c or fixproto files.
23618 (install-common): Don't install protoize.
23619 (install-headers-tar, install-headers-cpio, install-headers-cp):
23620 Don't depend on $(STMP_FIXPROTO).
23621 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23622 install fixproto files or write out fixproto settings.
23623 (uninstall): Don't uninstall protoize.
23624 * config.gcc (use_fixproto): Remove.
23625 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23626 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23627 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23628 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23629 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23630 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23631 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23632 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23633 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23634 * config/t-vxworks (STMP_FIXPROTO): Remove.
23635 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23636 STMP_FIXPROTO): Remove.
23637 * config.in, configure: Regenerate.
23638 * crtstuff.c (gid_t, uid_t): Don't undefine.
23639 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23640 (arm-*-coff, arm-*-aout: Remove target entries.
23641 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23642 Remove mention of AIX 4.1.
23643 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23644 * doc/invoke.texi (Running Protoize): Remove.
23645 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23646 (Protoize Caveats): Remove.
23647 * tsystem.h: Update comments on headers assumed to exist.
23649 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23651 * genautomata.c: Add a new year to the copyright. Add a new
23653 (struct insn_reserv_decl): Add comments for member bypass_list.
23654 (find_bypass): Remove.
23655 (insert_bypass): New.
23656 (process_decls): Use insert_bypass.
23657 (output_internal_insn_latency_func): Output all bypasses with the
23658 same input insn in one switch case.
23660 * rtl.def (define_bypass): Describe bypass choice.
23661 * doc/md.texi (define_bypass): Ditto.
23663 2009-03-27 Richard Guenther <rguenther@suse.de>
23665 * gimplify.c (mark_addressable): Export.
23666 * tree-flow.h (mark_addressable): Declare.
23667 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23668 * tree-ssa.c (verify_phi_args): Verify that address taken
23669 variables have TREE_ADDRESSABLE set.
23671 2009-03-27 Richard Guenther <rguenther@suse.de>
23673 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23674 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23675 Do not mark decls TREE_ADDRESSABLE.
23676 (build_fold_addr_expr): Adjust.
23677 (fold_addr_expr): Remove.
23678 (fold_unary): Use build_fold_addr_expr.
23679 (fold_comparison): Likewise.
23680 (split_address_to_core_and_offset): Likewise.
23681 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23683 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23684 (gimplify_modify_expr_to_memcpy): Mark source and destination
23686 * omp-low.c (create_omp_child_function): Mark the object decl
23688 (lower_rec_input_clauses): Mark the var we take the address of
23690 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23692 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23694 PR middle-end/39315
23695 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23696 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23698 2009-03-27 Richard Guenther <rguenther@suse.de>
23700 PR tree-optimization/39120
23701 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23703 (handle_lhs_call): Process return constraints. Add escape
23704 constraints if necessary.
23705 (handle_const_call): Fill out return constraints. Make nested
23706 case more precise. Avoid consttmp if possible.
23707 (handle_pure_call): Fill out return constraints. Avoid
23708 callused if possible.
23709 (find_func_aliases): Simplify call handling.
23711 2009-03-27 Richard Guenther <rguenther@suse.de>
23713 PR tree-optimization/39120
23714 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23715 as a representative.
23716 (solve_graph): Do propagate CALLUSED.
23717 (handle_pure_call): Use a scalar constraint from CALLUSED for
23719 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23722 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23725 * c-common.c (handle_aligned_attribute): Properly check alignment
23726 overflow. Use (1U << i) instead of (1 << i).
23728 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23730 * expr.h (get_mem_align_offset): Updated.
23732 * tree.h (tree_decl_common): Change align to "unsigned int" and
23733 move it before pointer_alias_set.
23735 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23736 Jakub Jelinek <jakub@redhat.com>
23739 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23740 gr_register_operand with gr_reg_or_0_operand.
23741 (cmpxchg_rel_di): Likewise.
23742 (sync_lock_test_and_set<mode>): Likewise.
23744 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23746 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23747 (true_regnum): Likewise.
23749 * rtlanal.c (subreg_info): Moved to ...
23750 * rtl.h (subreg_info): Here. New.
23751 (subreg_get_info): New.
23753 * rtlanal.c (subreg_get_info): Make it extern.
23755 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23758 * config/i386/i386.c (ix86_abi): New.
23759 (override_options): Handle -mabi=.
23760 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23761 (ix86_call_abi_override): Likewise.
23762 (init_cumulative_args): Likewise.
23763 (function_arg_advance): Likewise.
23764 (function_arg_64): Likewise.
23765 (function_arg): Likewise.
23766 (ix86_pass_by_reference): Likewise.
23767 (ix86_function_value_regno_p): Likewise.
23768 (ix86_build_builtin_va_list_abi): Likewise.
23769 (setup_incoming_varargs_64): Likewise.
23770 (is_va_list_char_pointer): Likewise.
23771 (ix86_init_machine_status): Likewise.
23772 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23773 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23774 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23775 (ix86_function_abi): Make it static and return enum calling_abi.
23776 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23778 (ix86_fn_abi_va_list): Updated.
23780 * config/i386/i386.h (ix86_abi): New.
23781 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23782 (CONDITIONAL_REGISTER_USAGE): Likewise.
23783 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23784 (machine_function): Likewise.
23786 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23788 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23789 (STACK_BOUNDARY): Likewise.
23790 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23792 * config/i386/i386.opt (mabi=): New.
23794 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23795 return enum calling_abi.
23796 (ix86_function_type_abi): Likewise.
23797 (ix86_function_abi): Removed.
23799 * doc/invoke.texi: Document -mabi= option for x86.
23801 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23803 * builtins.c (real_dconstp): Delete.
23804 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23806 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23807 Jakub Jelinek <jakub@redhat.com>
23810 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23811 (gen_subprogram_die): When a function is explicit, generate the
23812 DW_AT_explicit attribute.
23813 * langhooks.h (struct lang_hooks_for_decls): Add
23814 function_decl_explicit_p langhook.
23815 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23816 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23818 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23820 * builtins.c (fold_builtin_memory_op): Optimize memmove
23821 into memcpy if we can prove source and destination don't overlap.
23823 * tree-inline.c: Include gt-tree-inline.h.
23824 (clone_fn_id_num): New variable.
23825 (clone_function_name): New function.
23826 (tree_function_versioning): Use it.
23827 * Makefile.in (GTFILES): Add tree-inline.c.
23829 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23831 * BASE-VER: Change to 4.5.0.
23833 2009-03-27 Xinliang David Li <davidxl@google.com>
23835 PR tree-optimization/39557
23836 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23838 2009-03-27 Xinliang David Li <davidxl@google.com>
23840 PR tree-optimization/39548
23841 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23844 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23846 * c-common.c (pointer_int_sum): Use %wd on return from
23849 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23851 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23852 on return from tree_low_cst.
23854 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23857 * ginclude/stdarg.h (va_copy): Define also for
23858 __GXX_EXPERIMENTAL_CXX0X__.
23860 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23863 * builtins.h (c_strlen): Do not warn here.
23864 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23865 * c-common.c (pointer_int_sum): Take an explicit location.
23866 Warn about offsets out of bounds.
23867 * c-common.h (pointer_int_sum): Adjust declaration.
23869 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23871 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23874 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23877 * opts.c (warn_if_disallowed_function_p): Don't assume
23878 get_callee_fndecl must return non-NULL.
23880 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23882 PR rtl-optimization/39522
23883 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23884 when reg_reloaded_valid is set.
23886 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23888 * config/spu/divv2df3.c: New file.
23889 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23890 (DPBIT_FUNCS): Filter out _div_df.
23892 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23894 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23895 a jump insn, count that jump in the distance to the loop start.
23897 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23900 * config/sh/sh.c (calc_live_regs): Fix condition for global
23901 registers except PIC_OFFSET_TABLE_REGNUM.
23903 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23906 * doc/invoke.texi (-mconsole): New.
23908 (-mno-cygwin): New.
23910 (-mnop-fun-dllimport): New.
23914 (sub section "i386 and x86-64 Windows Options"): New.
23916 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23918 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23919 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23921 2009-03-25 Richard Guenther <rguenther@suse.de>
23923 PR middle-end/39497
23924 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23927 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23929 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23930 neither of haifa/selective schedulers are working.
23932 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23934 * doc/invoke.texi (Debugging Options): Fix description of
23935 -fno-merge-debug-strings.
23937 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23939 * config/cris/libgcc.ver: New version-script.
23940 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23942 * configure.ac <GAS features, nop mnemonic>: Add pattern
23943 crisv32-*-* for "nop".
23944 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23945 * configure: Regenerate.
23947 2009-03-24 Ira Rosen <irar@il.ibm.com>
23949 PR tree-optimization/39529
23950 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23951 mark_sym_for_renaming for the tag copied to the new vector
23954 2009-03-24 Arthur Loiret <aloiret@debian.org>
23956 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23957 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23958 EXTRA_SPEC_FUNCTIONS.
23959 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23960 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23961 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23962 -march and -mtune options.
23964 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23966 * config/m68k/t-rtems: Add m5329 multilib.
23968 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23969 Jakub Jelinek <jakub@redhat.com>
23972 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23975 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23978 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23979 instead of c_parser_expression_conv, if original_code isn't one of the
23980 4 allowed comparison codes, fail.
23982 2009-03-23 Richard Guenther <rguenther@suse.de>
23984 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23985 * tree.h (struct tree_type): Likewise.
23986 * reload.h (struct insn_chain): Likewise.
23987 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23988 * function.h (struct function): Likewise.
23989 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23991 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23993 PR tree-optimization/39516
23994 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23996 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23998 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23999 should be set true if BITS_PER_WORD of target is bigger than 32
24001 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24003 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24004 Translate -B-options to -rpath-link. Correct existing
24005 rpath-link and conditionalize on !nostdlib.
24007 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24009 * doc/extend.texi (Function Attributes, Variable Attributes):
24011 * doc/invoke.texi (Debugging Options, Optimize Options)
24012 (i386 and x86-64 Options, MCore Options): Likewise.
24014 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24017 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24018 it for block local namespace aliases.
24019 (gen_decl_die): Pass context_die to gen_namespace_die.
24021 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24024 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24025 minimum or maximum value.
24027 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24029 * reginfo.c (globalize_reg): Recompute derived reg sets.
24031 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24034 * libgcc2.c (mprotect): Do not use signed arguments for
24035 VirtualProtect, use DWORD arguments. Also fix the 'may
24036 be used uninitialized' warning for the np variable.
24038 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24041 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24042 functions using regparm calling conventions when not optimizing.
24043 (ix86_function_sseregparm): Similarly for sseregparm calling
24046 2009-03-19 Li Feng <nemokingdom@gmail.com>
24048 PR middle-end/39500
24049 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24050 dependence if the first conflict is after niter iterations.
24052 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24054 PR middle-end/38609
24055 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24056 functions with dynamic stack-pointer adjustments.
24058 2009-03-19 Ben Elliston <bje@au.ibm.com>
24060 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24061 option; change to -msdata=data.
24063 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24065 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24068 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24071 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24073 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24075 * doc/invoke.texi (Code Gen Options): Expand discussion of
24078 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24080 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24081 * matrix-reorg.c (struct matrix_info): Likewise.
24082 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24083 * rtl.h (struct mem_attrs): Likewise.
24084 * df.h (struct df): Likewise.
24085 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24086 * ira-int.h (struct ira_allocno): Likewise.
24087 * df-scan.c (struct df_collection_rec): Likewise.
24088 * ira.c (struct equivalence): Likewise.
24089 * function.c (struct temp_slot): Likewise.
24090 * cfgloop.h (struct loop): Likewise.
24093 * function.c (use_register_for_decl): When not optimizing, disregard
24094 register keyword for variables with types containing methods.
24096 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24098 PR middle-end/39447
24099 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24100 (is_simple_operand): Call contains_component_ref_p before calling data
24101 reference analysis that would fail on COMPONENT_REFs.
24103 * tree-vrp.c (search_for_addr_array): Fix formatting.
24105 2009-03-18 Richard Guenther <rguenther@suse.de>
24107 * tree-vect-transform.c (vect_loop_versioning): Fold the
24108 generated comparisons.
24109 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24110 (slpeel_tree_peel_loop_to_edge): Likewise.
24112 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24114 PR middle-end/37805
24115 * opts.c (print_specific_help): In addition to `undocumented',
24116 accept `separate' and `joined' flags if passed alone. Describe
24117 output by the first matched one of those.
24118 (common_handle_option): Skip over empty strings.
24119 * gcc.c (display_help): Fix help string for `--help='.
24120 * doc/invoke.texi (Option Summary, Overall Options): With
24121 `--help=', classes and qualifiers can both be repeated, but
24122 only the latter can be negated. One should not pass only
24123 negated qualifiers. Fix markup and examples.
24126 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24127 PR middle-end/37805
24128 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24129 and -fhelp=separate.
24131 2009-03-17 Jing Yu <jingyu@google.com>
24133 PR middle-end/39378
24134 * function.h (struct rtl_data): Move is_thunk from here...
24135 (struct function): ...to here.
24136 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24137 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24139 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
24141 (alpha_does_function_need_gp, alpha_start_function): Likewise.
24142 (alpha_output_function_end_prologue): Likewise.
24143 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
24144 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
24145 (rs6000_output_function_epilogue): Likewise.
24146 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
24148 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
24151 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
24152 from different units in a single alternative.
24153 (*truncdfsf_i387): Ditto.
24154 (*truncxfsf2_mixed): Ditto.
24155 (*truncxfdf2_mixed): Ditto.
24157 2009-03-17 Jakub Jelinek <jakub@redhat.com>
24159 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
24160 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
24163 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24164 unused non-artificial variables when not optimizing.
24167 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24168 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24169 NAMESPACE_DECL in its DECL_INITIAL.
24171 PR middle-end/39443
24172 * optabs.c (set_user_assembler_libfunc): New function.
24173 * expr.h (set_user_assembler_libfunc): New prototype.
24174 * c-common.c: Include libfuncs.h.
24175 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24176 for memcmp, memset, memcpy, memmove and abort.
24177 * Makefile.in (c-common.o): Depend on libfuncs.h.
24180 * dwarf2out.c (gen_inlined_enumeration_type_die,
24181 gen_inlined_structure_type_die, gen_inlined_union_type_die,
24182 gen_tagged_type_instantiation_die): Removed.
24183 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
24186 2009-03-17 Janis Johnson <janis187@us.ibm.com>
24189 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
24191 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
24192 (check-parallel-%): Ditto.
24193 (check-consistency): Ditto.
24195 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24197 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24198 local variable rhs by NULL_TREE.
24200 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24203 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24205 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24208 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24210 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24213 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24214 for ms->sysv ABI calls only in 64bit mode.
24216 * config/i386/i386.md (untyped_call): Support 32bit.
24218 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24220 * doc/extend.texi: Replace x86_65 with x86_64.
24222 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24224 PR tree-optimization/39455
24225 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24226 mismatches for POINTER_TYPE_P (type).
24227 (number_of_iterations_le): Likewise.
24229 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24231 * config/picochip/picochip.c: Removed profiling support.
24232 * config/picochip/picochip.md: Removed profiling instruction.
24233 * config/picochip/picochip.h: Removed profiling builtin.
24235 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24237 * doc/install.texi (--with-host-libstdcxx): Document.
24239 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24242 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24243 generate a warning if the function name does not begin with
24244 "__vector" and the function has either the 'signal' or 'interrupt'
24245 attribute, from here to ...
24246 (avr_declare_function_name): ...here. New function.
24247 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24248 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24250 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24253 * cse.c (fold_rtx): Don't modify original const_arg1 when
24254 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24255 separate variable instead.
24256 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24257 from out of range shift counts.
24258 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24260 2009-03-13 Catherine Moore <clm@codesourcery.com>
24262 * config/i386/x-mingw32 (host-mingw32.o): Replace
24263 diagnostic.h with $(DIAGNOSTIC_H).
24265 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24268 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24270 * config/i386/sync.md (sync_compare_and_swap<mode>,
24271 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24272 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24274 (sync_double_compare_and_swapdi_pic,
24275 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24276 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24278 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24281 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24283 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24286 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24287 (avx_addsubv4df3): Likewise.
24288 (*avx_addsubv4sf3): Likewise.
24289 (sse3_addsubv4sf3): Likewise.
24291 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24294 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24296 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24299 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24300 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24301 registers for allocnos created from user-defined variables.
24303 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24306 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24307 of non-integer mode as well.
24309 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24311 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24312 for functions for which the parameter types are unknown.
24314 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24317 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24318 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24319 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24320 * config/i386/i386.c (ix86_local_alignment): For
24321 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24322 long long variables on the stack to avoid dynamic realignment.
24323 Allow the first argument to be a decl rather than type.
24324 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24326 2009-03-11 Nick Clifton <nickc@redhat.com>
24329 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24331 Add description to mno-lsim option.
24332 * config/mcore/mcore.h: Remove comment about deprecated m4align
24334 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24335 * doc/invoke.texi: Add description of mno-lsim and
24336 mstack-increment options.
24338 * config/fr30/fr30.opt: Document the -mno-lsim option.
24339 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24340 and -mno-lsim options.
24342 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24344 * fold-const.c (fold_comparison): Only call fold_inf_compare
24345 if the mode supports infinities.
24347 2009-03-11 Jason Merrill <jason@redhat.com>
24350 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24351 end already did. Notice GIMPLE_CALL modifications of the result.
24352 Don't copy debug information from an ignored decl or a decl from
24355 2009-03-10 Richard Guenther <rguenther@suse.de>
24356 Nathan Froyd <froydnj@codesourcery.com>
24358 PR middle-end/37850
24359 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24360 (__divMODE3): Likewise.
24362 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24364 PR tree-optimization/39394
24365 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24366 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24368 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24370 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24371 inline asms for register asm ("") declarations.
24373 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24375 * fold-const.c (fold_unary): Fix comment.
24377 2009-03-07 Jan Hubicka <jh@suse.cz>
24380 * tree-inline.c (setup_one_parameter): Do replacement of const
24381 argument by constant in SSA form.
24383 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24385 PR middle-end/38028
24386 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24387 determine alignment passed to assign_stack_local.
24388 (assign_parms_unsplit_complex): Likewise.
24389 * except.c (sjlj_build_landing_pads): Likewise.
24391 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24393 PR middle-end/39360
24394 * tree-flow.h (add_referenced_var): Return bool instead of void.
24395 * tree-dfa.c (add_referenced_var): Return result of
24396 referenced_var_check_and_insert call.
24397 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24398 of referenced_var_check_and_insert.
24401 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24402 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24403 DIE, don't emit it if abstract origin already has it.
24404 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24405 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24407 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24409 * genpreds.c (needs_variable): Fix parentheses at variable name
24411 (write_tm_constrs_h): Indent generated code.
24413 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24415 * doc/extend.texi (Function Attributes): Add documentation
24416 for isr attributes.
24418 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24421 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24422 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24424 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24426 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24429 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24432 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24433 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24435 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24437 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24438 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24439 constants instead of magic numbers.
24440 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24442 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24443 (x86_64_ms_abi_int_parameter_registers): Ditto.
24444 (x86_64_int_return_registers): Ditto.
24445 (ix86_maybe_switch_abi): Ditto.
24446 (ix86_expand_call): Ditto for clobbered_registers array.
24447 (ix86_hard_regno_mode_ok): Ditto.
24448 (x86_extended_QIreg_mentioned_p): Ditto.
24450 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24452 PR tree-optimization/39349
24453 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24455 * combine.c (gen_lowpart_for_combine): Use omode when generating
24458 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24460 PR rtl-optimization/39235
24461 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24463 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24465 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24467 2009-03-04 Richard Guenther <rguenther@suse.de>
24469 PR tree-optimization/39362
24470 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24471 that occur in abnormal PHIs should be varying.
24473 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24475 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24477 (simple_iv): Take loop as an argument instead of statement.
24478 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24479 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24481 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24483 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24484 * matrix-reorg.c (analyze_transpose): Ditto.
24485 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24486 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24487 * tree-predcom.c (ref_at_iteration): Ditto.
24488 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24490 2009-03-04 Richard Guenther <rguenther@suse.de>
24492 PR tree-optimization/39358
24493 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24494 escaped_id and callused_id.
24495 (solve_graph): Likewise.
24497 2009-03-04 Richard Guenther <rguenther@suse.de>
24499 PR tree-optimization/39339
24500 * tree-sra.c (try_instantiate_multiple_fields): Make it
24501 no longer ICE on the above.
24503 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24505 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24506 that fits within Pmode.
24508 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24510 PR middle-end/10109
24511 * tm.texi (LIBCALL_VALUE): Update description.
24513 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24515 PR middle-end/34443
24516 * doc/extend.texi (section): Update description.
24518 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24520 PR middle-end/39345
24521 * tree-inline.c (remapped_type): New.
24522 (can_be_nonlocal): Call remapped_type instead of remap_type.
24524 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24527 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24528 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24530 2009-03-03 Richard Guenther <rguenther@suse.de>
24532 PR middle-end/39272
24533 * tree.c (tree_nonartificial_location): New function.
24534 * tree.h (tree_nonartificial_location): Declare.
24535 * builtins.c (expand_builtin_memory_chk): Provide location
24536 of the call location for artificial function pieces.
24537 (maybe_emit_chk_warning): Likewise.
24538 (maybe_emit_sprintf_chk_warning): Likewise.
24539 (maybe_emit_free_warning): Likewise.
24540 * expr.c (expand_expr_real_1): Likewise.
24542 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24544 PR tree-optimization/39343
24545 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24546 COMPONENT_REF t has ARRAY_TYPE.
24548 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24550 PR middle-end/39335
24551 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24552 when the type precision of the induction variable should be
24553 larger than the type precision of nit.
24554 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24555 * graphite.c (graphite_loop_normal_form): Same.
24556 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24558 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24560 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24561 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24562 numbers to describe clobbered registers.
24563 (*call_value_0_rex64_ms_sysv): Ditto.
24564 * config/i386/mmx.md (mmx_emms): Ditto.
24565 (mmx_femms): Ditto.
24567 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24569 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24572 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24574 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24575 (spu_section_type_flags): New function.
24577 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24579 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24580 reg_class_contents of FLOAT_REGS into a temporary.
24582 2009-03-02 Richard Guenther <rguenther@suse.de>
24583 Ira Rosen <irar@il.ibm.com>
24585 PR tree-optimization/39318
24586 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24587 information to the vectorized statement.
24589 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24591 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24592 variable. Use defined names instead of magic constants for REX SSE
24595 2009-03-01 Richard Guenther <rguenther@suse.de>
24597 PR tree-optimization/39331
24598 * omp-low.c (lower_send_shared_vars): Do not receive new
24599 values for the reference of DECL_BY_REFERENCE parms or results.
24601 2009-03-01 Jan Hubicka <jh@suse.cz>
24604 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24605 BLOCK_NONLOCALIZED_VAR): New macros.
24606 (tree_block): Add nonlocalized_vars.
24607 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24608 gen_decl_die): Add origin argument. Allow generation of die with
24609 origin at hand only.
24610 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24611 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24613 (gen_block_die): Fix checking for unused blocks.
24614 (process_scope_var): Break out from .... ; work with origins only.
24615 (decls_for_scope) ... here; process nonlocalized list.
24616 (dwarf2out_ignore_block): Look for nonlocalized vars.
24617 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24619 (dump_scope_block): Dump them.
24620 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24621 (remap_block): Likewise.
24622 (can_be_nonlocal): New predicate.
24623 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24625 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24627 * configure: Regenerate.
24629 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24631 * optc-gen.awk: No need to duplicate option flags twice.
24632 Reuse help texts for duplicate options which do not have any.
24634 * gcc.c (display_help): Document --version.
24636 * gcc.c (main): If print_help_list and verbose_flag, ensure
24637 driver output comes before subprocess output.
24639 * optc-gen.awk: Assign all remaining fields to help string,
24640 space-separated, for multi-line help in *.opt.
24642 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24643 -Wno-pedantic-ms-format is for MinGW targets only.
24645 * doc/options.texi (Option file format): Fix bad indentation,
24646 restoring dropped sentence.
24648 2009-02-28 Jan Hubicka <jh@suse.cz>
24650 * tree-inline.c (tree_function_versioning): Output debug info.
24652 2009-02-28 Jan Hubicka <jh@suse.cz>
24655 * tree-inline.c (setup_one_parameter): Do not copy propagate
24656 arguments when not optimizing.
24658 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24661 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24662 (avx_addsubv4df3): Likewise.
24663 (*avx_addsubv4sf3): Likewise.
24664 (sse3_addsubv4sf3): Likewise.
24665 (*avx_addsubv2df3): Likewise.
24666 (sse3_addsubv2df3): Likewise.
24667 (avx_unpckhps256): Correct item selectors.
24668 (avx_unpcklps256): Likewise.
24669 (avx_unpckhpd256): Likewise.
24670 (avx_unpcklpd256): Likewise.
24672 2009-02-28 Jan Hubicka <jh@suse.cz>
24674 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24676 (copy_arguments_for_versioning): If var is declared don't declare it.
24677 (tree_function_versioning): First setup substitutions and then copy
24680 2009-02-27 Jan Hubicka <jh@suse.cz>
24683 * cgraph.h (varpool_output_debug_info): Remove.
24684 * cgraphunit.c (varpool_output_debug_info): Remove.
24685 * dwarf2out.c (deferred_locations_struct): New struct
24686 (deferred_locations): New type.
24687 (deferred_locations_list): New static var.
24688 (deffer_location): New function.
24689 (gen_variable_die): Use it.
24690 (decls_for_scope): Output info on local static vars.
24691 (dwarf2out_finish): Process deferred locations.
24692 * varpool.c (varpool_output_debug_info): Remove.
24694 2009-02-27 Jan Hubicka <jh@suse.cz>
24697 * tree.h (TREE_PROTECTED): Fix comment.
24698 (BLOCK_HANDLER_BLOCK): Remove.
24699 (struct tree_block): Remove handler_block add body_block.
24700 (inlined_function_outer_scope_p): New.
24701 (is_body_block): Remove.
24702 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24703 * dwarf2out.c (is_inlined_entry_point): Remove.
24704 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24705 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24707 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24708 * gimplify.c (gimplify_expr): Gimplify body blocks.
24709 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24710 block with multiple subblocks.
24711 (dump_scope_block): Prettier output; dump more flags and info.
24712 (dump_scope_blocks): New.
24713 (remove_unused_locals): Use dump_scope_blocks.
24714 * tree-flow.h (dump_scope_blocks): Declare.
24715 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24716 * stmt.c (is_body_block): Remove.
24717 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24718 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24720 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24722 PR middle-end/39308
24723 * graphite.c (graphite_loop_normal_form): Do not call
24724 number_of_iterations_exit from a gcc_assert.
24726 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24728 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24729 jumps if COND is NULL.
24730 (find_cond_jump): New function.
24731 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24732 * config/s390/s390.md: Remove z10_cobra attribute value.
24734 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24736 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24737 force_const_mem returns NULL_RTX.
24739 2009-02-26 Jan Hubicka <jh@suse.cz>
24742 * cgraph.h (varpool_output_debug_info): Remove.
24743 * cgraphunit.c (varpool_output_debug_info): Remove.
24744 * dwarf2out.c (deferred_locations_struct): New struct
24745 (deferred_locations): New type.
24746 (deferred_locations_list): New static var.
24747 (deffer_location): New function.
24748 (gen_variable_die): Use it.
24749 (decls_for_scope): Output info on local static vars.
24750 (dwarf2out_finish): Process deferred locations.
24751 * varpool.c (varpool_output_debug_info): Remove.
24753 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24755 PR rtl-optimization/39241
24756 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24757 to subreg_offset_representable_p.
24759 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24761 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24762 execute function prototype. Get f and nregs from max_reg_num
24763 and get_insns. Remove the first backward pass as it's dead,
24764 guard the forward pass by flag_expensive_optimizations.
24765 (rest_of_handle_regmove): Delete.
24766 (pass_regmove): Replace it with regmove_optimize.
24768 2009-02-25 Martin Jambor <mjambor@suse.cz>
24770 PR tree-optimization/39259
24771 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24772 calls_alloca function flags.
24773 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24774 calls are detected.
24776 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24778 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24779 flags_set_1_rtx, flags_set_1_set): Delete.
24780 (regmove_optimize): Do not call mark_flags_life_zones.
24782 2009-02-24 Julian Brown <julian@codesourcery.com>
24785 * config/arm/arm.c (require_pic_register): Only set
24786 cfun->machine->pic_reg once per function.
24788 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24790 * doc/invoke.texi (Link Options): Document an easier way to pass
24791 options that take arguments to the GNU linker using -Xlinker and -Wl.
24793 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24796 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24798 2009-02-24 Richard Guenther <rguenther@suse.de>
24801 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24803 2009-02-24 Richard Guenther <rguenther@suse.de>
24804 Zdenek Dvorak <ook@ucw.cz>
24806 PR tree-optimization/39233
24807 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24808 from converting them to a generic type.
24810 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24812 PR tree-optimization/39260
24813 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24814 contains a condition with a real type.
24815 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24817 2009-02-23 Jason Merrill <jason@redhat.com>
24820 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24821 narrowing_initializer_constant_valid_p.
24822 (narrowing_initializer_constant_valid_p): Don't return
24823 null_pointer_node for adding a pointer to itself.
24825 2009-02-23 Jan Hubicka <jh@suse.cz>
24828 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24831 2009-02-23 Jan Hubicka <jh@suse.cz>
24833 PR tree-optimization/37709
24834 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24835 * tree.h (block_ultimate_origin): Declare.
24836 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24837 * tree-ssa-live.c (remove_unused_scope_block_p):
24838 Eliminate blocks containig no instructions nor live variables nor
24840 (dump_scope_block): New function.
24841 (remove_unused_locals): Enable removal of dead blocks by default;
24842 enable dumping at TDF_DETAILS.
24844 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24846 * config/i386/i386.c (classify_argument): Don't allow COImode
24848 (function_arg_advance_32): Don't allow OImode.
24849 (function_arg_32): Likewise.
24850 (function_value_32): Likewise.
24851 (return_in_memory_32): Likewise.
24852 (function_arg_64): Remove OImode comment.
24854 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24857 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24858 ix86_expand_vector_set for V4DImode in 64bit mode only.
24859 (ix86_expand_vector_init_one_var): Likewise.
24861 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24863 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24865 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24868 * loop-iv.c: Revert last change.
24869 * emit-rtl.c: Likewise.
24871 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24874 * config/i386/i386.c (type_natural_mode): Remove an extra
24875 space in the warning message.
24876 (function_value_32): Handle 32-byte vector modes.
24877 (return_in_memory_32): Likewise.
24879 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24881 * loop-iv.c (truncate_value): New function.
24882 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24884 (lowpart_subreg): Move to...
24885 * emit-rtl.c: ...here.
24887 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24889 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24890 accidental and undocumented change at revision 140860.
24892 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24894 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24895 take gimple_seq * arguments.
24896 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24897 types_compatible_p langhook.
24899 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24900 Joseph Myers <joseph@codesourcery.com>
24902 * config/arm/arm.c (arm_builtin_va_list): New function.
24903 (arm_expand_builtin_va_start): Likewise.
24904 (arm_gimplify_va_arg_expr): Likewise.
24905 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24906 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24907 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24908 (va_list_type): New variable.
24909 (arm_mangle_type): Mangle va_list_type appropriately.
24911 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24913 PR middle-end/39157
24914 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24915 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24916 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24917 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24918 parameter to 1000 for -O1 by default.
24919 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24921 * loop-invariant.c: Include params.h.
24922 (move_loop_invariants): Don't call move_single_loop_invariants on
24925 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24927 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24928 offset when calculating bounds for indexing stack_usage_map. Fixes
24929 a buffer overflow with certain target setups.
24931 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24934 * calls.c (expand_call): Clear try_tail_call if caller and callee
24935 disagree in promotion of function return value.
24937 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24940 * c-common.c (c_determine_visibility): If visibility changed and
24941 DECL_RTL has been already set, call make_decl_rtl to update symbol
24944 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24947 * varasm.c (assemble_variable): Don't check DECL_NAME when
24948 globalizing a variable.
24950 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24953 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24954 expression before any __builtin_trap call.
24955 * c-typeck.c (build_function_call): Convert and check function
24956 arguments before generating a call to a trap. Evaluate the
24957 function arguments before the trap.
24959 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24962 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24963 (UNSPEC_FXAM_MEM): New unspec.
24964 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24965 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24966 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24968 2009-02-19 Richard Guenther <rguenther@suse.de>
24970 PR tree-optimization/39207
24971 PR tree-optimization/39074
24972 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24973 storedanything_tree): New.
24974 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24975 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24976 (build_succ_graph): Add edges from STOREDANYTHING to all
24978 (init_base_vars): Initialize STOREDANYTHING.
24979 (compute_points_to_sets): Free substitution info after
24980 building the succ graph.
24981 (ipa_pta_execute): Likewise.
24983 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24985 (do_ds_constraint): Do not add to special var or non-pointer
24987 (type_could_have_pointers): Split out from ...
24988 (could_have_pointers): ... here. For arrays use the element type.
24989 (create_variable_info_for): Initialize may_have_pointers.
24990 (new_var_info): Likewise.
24991 (handle_lhs_call): Make the HEAP variable unknown-sized.
24992 (intra_create_variable_infos): Use a type with pointers for
24993 PARM_NOALIAS, make it unknown-sized.
24995 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24998 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25000 2009-02-18 Jason Merrill <jason@redhat.com>
25003 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25004 value if DECL_EXTERNAL.
25005 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25006 * target.h (gcc_target::binds_local_p): Clarify "module".
25007 * tree.h (TREE_PUBLIC): Clarify "module".
25009 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25012 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25013 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25015 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25018 * c.opt (Wabi): Support C and ObjC.
25021 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25023 * config/i386/i386.c (classify_argument): Warn once about the ABI
25024 change when passing union with long double.
25026 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25028 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25031 * c-parser.c (c_parser_compound_statement): Always enter and leave
25034 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25037 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25039 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25041 PR tree-optimization/36922
25042 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25043 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25046 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25048 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25051 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25053 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25055 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25057 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25060 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25061 Richard Sandiford <rdsandiford@googlemail.com>
25063 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25064 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25065 (loongson_biadd): ...this.
25067 2009-02-17 Richard Guenther <rguenther@suse.de>
25069 PR tree-optimization/39202
25070 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25071 a var make sure to follow existing collapses.
25073 2009-02-17 Richard Guenther <rguenther@suse.de>
25075 PR middle-end/39214
25076 * langhooks.c (lhd_print_error_function): Check for NULL block.
25078 2009-02-17 Richard Guenther <rguenther@suse.de>
25080 PR tree-optimization/39204
25081 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25084 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25086 * config/soft-fp/double.h: Update from glibc CVS.
25088 2009-02-17 Richard Guenther <rguenther@suse.de>
25090 PR tree-optimization/39207
25091 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25092 strict-aliasing warnings for pointers pointing to NULL.
25094 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25097 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25098 skipping until next close brace.
25100 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25103 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25104 to function argument boundary.
25106 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25108 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25109 in the lea_add. Reload eventually constraints it properly.
25110 * config/picochip/constraints.md: Remove the target constraint
25111 "b", since it is not needed anymore.
25113 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25115 * gthr-dce.h: Uglify function parameter and local variable names.
25116 * gthr-gnat.h: Likewise.
25117 * gthr-mipssde.h: Likewise.
25118 * gthr-nks.h: Likewise.
25119 * gthr-posix95.h: Likewise.
25120 * gthr-posix.h: Likewise.
25121 * gthr-rtems.h: Likewise.
25122 * gthr-single.h: Likewise.
25123 * gthr-solaris.h: Likewise.
25124 * gthr-tpf.h: Likewise.
25125 * gthr-vxworks.h: Likewise.
25126 * gthr-win32.h: Likewise.
25128 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25131 * config/i386/i386.md: Restrict the new peephole2 to move
25132 between MMX/SSE registers.
25134 2009-02-15 Richard Guenther <rguenther@suse.de>
25137 2009-02-13 Richard Guenther <rguenther@suse.de>
25139 * configure.ac: Enable LFS.
25140 * configure: Re-generate.
25141 * config.in: Likewise.
25143 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25145 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
25146 spu_srqwbyte, spu_srqwbytebc): Define.
25147 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
25148 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
25149 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
25150 "shrqby_<mode>"): New insn-and-split patterns.
25151 * config/spu/spu.c (expand_builtin_args): Determine and return
25152 number of operands using spu_builtin_description data.
25153 (spu_expand_builtin_1): Use it.
25155 2009-02-13 Steve Ellcey <sje@cup.hp.com>
25158 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
25161 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25164 * config/i386/i386.c (override_options): Correct warning
25165 messages for -malign-loops, -malign-jumps and -malign-functions.
25167 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25170 * config/i386/i386.md: Restrict the new peephole2 to move
25171 between the general purpose registers.
25173 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25176 * config/i386/i386.c (type_natural_mode): Add a new argument.
25177 Return the original mode and warn ABI change if vector size is 32byte.
25178 (function_arg_advance): Updated.
25179 (function_arg): Likewise.
25180 (ix86_function_value): Likewise.
25181 (ix86_return_in_memory): Likewise.
25182 (ix86_sol10_return_in_memory): Likewise.
25183 (ix86_gimplify_va_arg): Likewise.
25184 (function_arg_32): Don't warn ABX ABI change here.
25185 (function_arg_64): Likewise.
25187 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
25189 * loop-iv.c (implies_p): In the final case, test that operands 0
25190 of the two comparisons match.
25192 * config/bfin/bfin.c (find_prev_insn_start): New function.
25193 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25194 (find_next_insn_start): Move.
25196 2009-02-13 Richard Guenther <rguenther@suse.de>
25198 * configure.ac: Enable LFS.
25199 * configure: Re-generate.
25200 * config.in: Likewise.
25202 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25205 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25206 sizes on syntax error after some arguments have been parsed.
25208 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25210 * doc/invoke.texi (-fira): Remove.
25212 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25214 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25215 * recog.c: Likewise.
25218 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25220 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25221 (umul_ppmm): Likewise.
25222 (count_leading_zeros): Likewise.
25223 (count_trailing_zeros): Likewise.
25224 (UMUL_TIME): Likewise.
25226 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25228 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25229 soft-fp/t-softfp to tmake_file.
25231 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25232 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25233 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25234 IA64_BUILTIN_INFQ]: New.
25235 (ia64_init_builtins): Initialize __builtin_infq,
25236 __builtin_fabsq and __builtin_copysignq if not HPUX.
25237 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25238 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25240 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25242 (__fixtfti): Likewise.
25243 (__fixunstfti): Likewise.
25244 (__floattitf): Likewise.
25246 * config/ia64/libgcc-glibc.ver: New.
25247 * config/ia64/t-fprules-softfp: Likewise.
25248 * config/ia64/sfp-machine.h: Likewise.
25250 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25251 (LIBGCC2_TF_CEXT): Likewise.
25252 (TF_SIZE): Likewise.
25253 (TARGET_INIT_LIBFUNCS): Likewise.
25255 * config/ia64/t-glibc (SHLINB_MAPFILES):
25256 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25258 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25260 * config/i386/i386.c (construct_container): Rewrite processing
25261 BLKmode with X86_64_SSE_CLASS.
25263 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25266 * config/i386/i386.md: Replace simplify_replace_rtx with
25267 replace_rtx in the new peephole2.
25269 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25271 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25272 loop unrolling do not happen at -O2.
25274 2009-02-12 Michael Matz <matz@suse.de>
25276 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25278 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25280 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25283 2009-02-12 Ben Elliston <bje@au.ibm.com>
25285 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25286 patterns when updating the back chain. Missed in the 2009-02-10
25289 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25291 * doc/extend.texi (Decimal Floating Types): Update identifier of
25292 draft TR and list of missing support.
25294 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25296 PR middle-end/39154
25297 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25298 bit to variable length decl's flags, add it also to its
25299 pointer replacement variable.
25301 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25302 Jakub Jelinek <jakub@redhat.com>
25305 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25306 (memory_blockage): New expander.
25307 (*memory_blockage): New insn pattern.
25308 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25309 instead of general blockage at the end of function prologue when
25310 frame pointer is used to access red zone area. Do not emit blockage
25311 when profiling, it is emitted in generic code.
25312 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25313 function epilogue when frame pointer is used to access red zone area.
25315 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25318 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25319 by arithmetic with memory operands.
25320 * config/i386/predicates.md (commutative_operator): New.
25322 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25324 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25327 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25329 * alias.h (record_alias_subset): Declare.
25330 * alias.c (record_alias_subset): Make global.
25332 2009-02-10 Nick Clifton <nickc@redhat.com>
25334 * tree-parloops.c: Change license to GPLv3.
25335 * ipa-struct-reorg.c: Change license to GPLv3.
25336 * ipa-struct-reorg.h: Change license to GPLv3.
25338 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25341 * c-decl.c (start_struct): Return NULL on error.
25343 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25345 PR middle-end/39124
25346 * cfgloopmanip.c (remove_path): Call remove_bbs after
25347 cancel_loop_tree, not before it.
25350 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25351 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25352 VAR_DECLs were seen.
25353 * tree-ssa-live.c (remove_unused_locals): Recompute
25354 cfun->has_local_explicit_reg_vars.
25355 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25356 copies or clearings if cfun->has_local_explicit_reg_vars.
25358 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25361 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25362 of function prologue when frame pointer is used to access
25365 2009-02-10 Richard Guenther <rguenther@suse.de>
25367 PR middle-end/39127
25368 * gimplify.c (gimple_regimplify_operands): Always look if
25369 we need to create a temporary.
25371 2009-02-10 Richard Guenther <rguenther@suse.de>
25373 PR tree-optimization/39132
25374 * tree-loop-distribution.c (todo): New global var.
25375 (generate_memset_zero): Trigger TODO_rebuild_alias.
25376 (tree_loop_distribution): Return todo.
25378 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25381 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25382 (x86_64_reg_class_name): Removed.
25383 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25384 first one isn't X86_64_SSE_CLASS or any other ones aren't
25385 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25386 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25387 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25388 and 3 X86_64_SSEUP_CLASS.
25389 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25390 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25392 2009-02-10 Ben Elliston <bje@au.ibm.com>
25394 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25395 form instruction to update the stack back chain word, even if the
25396 user has disabled the generation of update instructions.
25397 (movdi_<mode>_update_stack): New.
25398 (movsi_update_stack): Likewise.
25399 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25400 always use an update form instruction to update the stack back
25403 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25405 PR middle-end/38953
25406 * graphite.c (if_region_set_false_region): After moving a region in
25407 the false branch of a condition, remove the empty dummy basic block.
25408 (gloog): Remove wrong fix for PR38953.
25410 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25412 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25413 generation due to implicit sign extension.
25415 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25417 PR middle-end/38981
25418 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25419 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25421 2009-02-09 Richard Guenther <rguenther@suse.de>
25423 PR middle-end/35202
25424 * convert.c (convert_to_real): Disable (float)fn((double)x)
25425 to fnf(x) conversion if errno differences may occur and
25426 -fmath-errno is set.
25428 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25430 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25431 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25432 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25434 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25437 * c-common.c (handle_alias_attribute): Disallow attribute for
25438 anything not a FUNCTION_DECL or VAR_DECL.
25440 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25443 * real.c (do_compare): Special-case compare of zero against
25444 decimal float value.
25446 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25449 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25450 as indicating flexible array members unless the field itself is
25451 being declarared as the incomplete array.
25453 2009-02-06 Jan Hubicka <jh@suse.cz>
25455 PR tree-optimization/38844
25456 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25457 is already inlined.
25459 2009-02-06 Richard Guenther <rguenther@suse.de>
25461 PR middle-end/38977
25462 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25463 fork because we may expand it as __gcov_fork.
25465 2009-02-06 Nick Clifton <nickc@redhat.com>
25467 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25469 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25471 PR tree-optimization/35659
25472 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25473 vn_phi_eq): Shortcut if hashcode does not match.
25474 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25476 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25477 and avoid iterative_hash_expr.
25478 (FOR_EACH_VALUE_ID_IN_SET): New.
25479 (value_id_compare): Remove.
25480 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25481 sort expressions by value id.
25483 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25486 * config/sh/predicates.md (general_movsrc_operand): Don't check
25487 the subreg of system registers here.
25489 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25492 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25493 on the copied decl.
25495 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25497 PR rtl-optimization/39110
25498 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25499 addresses, not aligned ones.
25501 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25502 Richard Guenther <rguenther@suse.de>
25504 PR tree-optimization/39100
25505 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25506 comment says and add edges.
25508 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25511 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25512 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25514 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25516 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25517 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25518 register_bb_in_sese, new_sese, free_sese): Moved.
25519 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25520 outermost_loop_in_scop, build_scop_iteration_domain,
25521 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25522 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25523 Use loop_in_sese_p instead of loop_in_scop_p.
25524 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25525 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25526 (scopdet_basic_block_info): Fix bug in scop detection.
25527 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25528 eq_loop_to_cloog_loop): Remove.
25529 (nb_loops_around_loop_in_scop, nb_loop
25530 ref_nb_loops): Moved here...
25531 * graphite.h (ref_nb_loops): ... from here.
25532 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25533 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25534 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25536 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25537 Hans-Peter Nilsson <hp@axis.com>
25539 PR rtl-optimization/37889
25540 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25541 Move offset handling from PLUS to before the switch. Use new
25542 arguments when considering SYMBOL_REFs too.
25543 (rtx_addr_can_trap_p): Pass dummy offset and size.
25544 (enum may_trap_p_flags): Remove.
25545 (may_trap_p_1): Pass size from MEM_SIZE.
25547 PR rtl-optimization/38921
25548 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25549 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25550 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25551 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25553 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25555 AVX Programming Reference (January, 2009)
25556 * config/i386/sse.md (*vpclmulqdq): New.
25558 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25560 PR tree-optimization/38977
25561 PR gcov-profile/38292
25562 * calls.c (special_function_p): Disregard __builtin_ prefix.
25564 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25566 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25567 non-indexable addresses even before reload.
25569 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25572 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25573 as having variable size. Do not give an error for unnamed
25574 parameters with [*] declarators. Give a warning for type names
25575 with [*] declarators and mark them as variable size.
25576 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25577 for sizeof applied to [*] type names.
25579 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25582 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25584 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25586 * gcc.c (process_command): Update copyright notice dates.
25587 * gcov.c (print_version): Likewise.
25588 * gcov-dump.c (print_version): Likewise.
25589 * mips-tfile.c (main): Likewise.
25590 * mips-tdump.c (main): Likewise.
25592 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25595 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25596 for composite type involving a zero-length array type.
25598 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25601 * function.c (match_asm_constraints_1): Skip over
25602 initial optional % in the constraint.
25604 PR inline-asm/39059
25605 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25606 supported, don't accept FIXED_CSTs.
25607 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25608 and _Sat is used without _Fract/_Accum. Set specs->type to
25609 integer_type_node for cts_fract/cts_accum if fixed point is not
25612 2009-02-02 Catherine Moore <clm@codesourcery.com>
25614 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25616 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25618 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25619 (ABI_HAS_64BIT_SYMBOLS): Use it.
25620 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25622 2009-02-02 Paul Brook <paul@codesourcery.com>
25624 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25626 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25628 PR inline-asm/39058
25629 * recog.h (asm_operand_ok): Add constraints argument.
25630 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25631 recurse on matching constraint.
25632 (check_asm_operands): Pass constraints as 3rd argument to
25633 asm_operand_ok. Don't look up matching constraint here.
25634 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25637 2009-02-02 Ben Elliston <bje@au.ibm.com>
25639 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25640 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25642 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25644 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25645 information. Remove some obsolete information. Reorganize.
25647 * config/pa/fptr.c: Revert license to GPL 2.
25648 * config/pa/milli64.S: Likewise.
25650 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25653 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25654 LIBRARY name in, instead of hard-coding it.
25655 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25656 extra target make frag to tmake_files according to EH model.
25657 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25658 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25659 frags that define makefile variable EH_MODEL appropriately.
25660 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25661 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25662 to "-sjlj" according to type of EH configured.
25663 (LIBGCC_SONAME): Concatenate it to shared library base name.
25664 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25665 to "_sjlj" according to type of EH configured.
25666 (LIBGCC_SONAME): Concatenate it to shared library base name.
25667 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25668 (SHLIB_LINK): Add missing semicolon to if-else construct.
25669 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25670 string value of "pe_dll" command-line option.
25671 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25672 (SHLIB_SONAME): Use it when overriding t-cygming default.
25673 (SHLIB_IMPLIB): Override t-cygming default.
25674 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25675 string value of "pe_dll" command-line option.
25677 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25680 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25681 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25683 2009-01-31 Richard Guenther <rguenther@suse.de>
25685 PR tree-optimization/38937
25686 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25687 computing the transitive closure.
25689 2009-01-30 Richard Guenther <rguenther@suse.de>
25691 PR tree-optimization/39041
25692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25693 Propagate variable indices only if the types match for this stmt.
25695 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25698 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25699 inline but never defined.
25701 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25703 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25704 (*insv_h_di_reg_extimm): New insn.
25705 (*insv_l<mode>_reg_extimm): New insn.
25707 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25709 * config/picochip/picochip.c (flag_conserve_stack): set
25710 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25711 fconserve-stack. Reduce call-overhead used by inliner.
25713 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25716 * common.opt (flag_conserve_stack): Initialised to zero.
25718 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25721 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25722 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25725 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25727 * ira-color.c (allocno_reload_assign): Update comments.
25728 * regmove.c (regmove_optimize): Likewise.
25732 2009-01-29 Robert Millan <rmh@aybabtu.com>
25734 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25735 * config/i386/kopensolaris-gnu.h: New file. Undefine
25736 `MD_UNWIND_SUPPORT'.
25737 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25739 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25741 PR tree-optimization/39007
25742 * tree-loop-distribution.c (generate_builtin): Use
25743 recompute_dominator to compute the immediate dominator of the
25744 basic block just after the loop.
25746 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25748 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25749 (ASM_OUTPUT_DWARF_PCREL): Define.
25751 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25753 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25754 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25755 global. Modify entries about regmove and IRA.
25757 * ra-conflict.c: Remove the file.
25759 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25761 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25762 (pass_regclass_init): Rename to pass_reginfo_init.
25764 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25766 * toplev.h (flag_ira): Remove.
25768 * caller-save.c (setup_save_areas): Remove flag_ira.
25770 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25772 * global.c: Remove the file.
25774 * opts.c (decode_options): Remove flag_ira.
25776 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25778 * regmove.c: Modify file description.
25779 (find_use_as_address, try_auto_increment): Define them only if
25780 AUTO_INC_DEC is defined.
25781 (replacement_quality, replace_in_call_usage, fixup_match_1,
25782 stable_and_no_regs_but_for_p): Remove.
25783 (reg_set_in_bb): Make it static.
25784 (regmove_optimize): Remove flag_ira and code which worked for
25787 * local-alloc.c: Remove the file.
25789 * common.opt (fira): Remove.
25791 * ira.c: Include except.h.
25792 (eliminable_regset): Move from global.c.
25793 (mark_elimination): Ditto. Remove flag_ira.
25794 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25795 equiv_mem_modified, validate_equiv_mem_from_store,
25796 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25797 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25798 no_equiv, recorded_label_ref): Move from local-alloc.c.
25799 (update_equiv_regs): Ditto. Make it static.
25800 (print_insn_chain, print_insn_chains): Move it from global.c.
25801 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25802 (build_insn_chain): Ditto. Make it static.
25803 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25804 Rename to init_live_subregs.
25805 (gate_ira): Remove flag_ira.
25807 * regclass.c: Rename reginfo.c. Change file description.
25808 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25809 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25810 (init_reg_sets_1): Remove code for evaluation of
25811 reg_class_superclasses and losing_caller_save_reg_set.
25812 (init_regs): Remove init_reg_autoinc.
25813 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25814 ok_for_base_p_nonstrict): Remove.
25815 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25816 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25817 corresponding entries.
25818 (dump_regclass, record_operand_costs, scan_one_insn,
25819 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25820 record_address_regs, auto_inc_dec_reg_p): Remove.
25821 (gt-regclass.h): Rename to gt-reginfo.h.
25823 * rtl.h (dump_global_regs, retry_global_alloc,
25824 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25826 * Makefile.in (RA_H): Remove.
25827 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25828 Rename regclass.o to reginfo.o.
25829 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25831 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25832 (GTFILES): Rename regclass.c to reginfo.c.
25834 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25835 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25837 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25838 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25840 (finish_spills): Ditto. Remove code for !flag_ira.
25842 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25844 PR middle-end/35854
25845 * doc/invoke.texi (rtl debug options): Complete rewrite.
25846 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25848 * mode-switching.c (pass_mode_switching): Rename pass from
25849 "mode-sw" to "mode_sw".
25850 * except.c (pass_convert_to_eh_ranges): Rename pass from
25851 "eh-ranges" to "eh_ranges".
25852 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25856 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25857 Alexander Monakov <amonakov@ispras.ru>
25859 PR middle-end/38857
25860 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25862 (move_exprs_to_boundary): Change return type and pass through
25863 should_move from move_op. Relax assert. Update usage ...
25864 (schedule_expr_on_boundary): ... here. Use should_move instead of
25866 (move_op_orig_expr_found): Indicate that insn was disconnected from
25868 (code_motion_process_successors): Do not call after_merge_succs
25869 callback if original expression was not found when traversing any of
25871 (code_motion_path_driver): Change return type. Update prototype.
25872 (move_op): Update comment. Add a new parameter (should_move). Update
25873 prototype. Set *should_move based on indication provided by
25874 move_op_orig_expr_found.
25876 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25878 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25879 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25880 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25881 * config/rs6000/rs6000.c (rs6000_override_options): Default
25882 avoid-indexed-addresses on for Power6, off for everything else.
25883 (avoiding_indexed_address_p): New function.
25884 (rs6000_legitimize_address): Use it.
25885 (rs6000_legitimate_address): Likewise.
25886 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25888 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25890 PR tree-optimization/38997
25891 * tree-loop-distribution.c (generate_memset_zero): Use
25892 POINTER_PLUS_EXPR for a pointer addition.
25894 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25896 * config/s390/s390.md (bswap<mode>2): New pattern added.
25898 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25900 * config/s390/s390.md (*tls_load_31): Added type attribute.
25902 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25904 * config/s390/s390.md: Fix a few comments.
25906 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25908 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25909 (*tm<mode>_full): Fixed z10prop attribute.
25910 (*tst<mode>_extimm): Fixed z10prop attribute.
25911 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25912 (*tstqiCCT_cconly): Fixed z10prop attribute.
25913 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25914 (*movsi_larl): Fixed z10prop attribute.
25915 (*movsi_zarch): Fixed z10prop attribute.
25916 (*movsi_eas): Fixed z10prop attribute.
25917 (*movhi): Fixed z10prop attribute.
25918 (*movqi): Fixed z10prop attribute.
25919 (*movstrictqi): Fixed z10prop attribute.
25920 (*mov<mode>): Fixed z10prop attribute.
25921 (*movcc): Fixed z10prop attribute.
25922 (*sethighpartdi_64): Fixed z10prop attribute.
25923 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25924 (*negdi2_sign_cc): Fixed z10prop attribute.
25925 (*negdi2_sign): Fixed z10prop attribute.
25926 (*absdi2_sign_cc): Fixed z10prop attribute.
25927 (*absdi2_sign): Fixed z10prop attribute.
25928 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25929 (*negabsdi2_sign): Fixed z10prop attribute.
25930 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25931 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25932 (doloop_si64): Fixed z10prop attribute.
25933 (doloop_si31): Fixed z10prop attribute.
25934 (doloop_long): Fixed z10prop attribute.
25935 (indirect_jump): Fixed z10prop attribute.
25936 (nop): Fixed z10prop attribute.
25937 (main_base_64): Fixed z10prop attribute.
25938 (reload_base_64): Fixed z10prop attribute.
25940 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25942 PR rtl-optimization/38740
25943 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25945 * config/mips/mips.c (mips_reorg): Likewise.
25947 2009-01-28 Richard Guenther <rguenther@suse.de>
25949 PR tree-optimization/38926
25950 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25951 with the correct value id to a value.
25952 (do_regular_insertion): Use the value number of edoubleprime
25953 for the value number of the expr.
25956 2008-08-21 Richard Guenther <rguenther@suse.de>
25958 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25959 a PHI ask VN if it is already available.
25960 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25961 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25963 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25965 PR middle-end/38934
25966 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25967 set to varying whenever max has TREE_OVERFLOW set, similarly
25968 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25970 2009-01-28 Richard Guenther <rguenther@suse.de>
25972 PR middle-end/38908
25973 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25974 uninitialized aggregate uses in call arguments.
25976 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25978 PR tree-optimization/38984
25979 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25980 the nothing_id variable if -fno-delete-null-pointer-checks.
25982 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25985 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25986 (set_got_offset_rex64): Ditto.
25988 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25991 * doc/extend.texi: Improve local variable with asm reg.
25993 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25995 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25996 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25997 was not supplied then set warn_packed_bitfield_compat to the
25998 default value of 1.
25999 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26002 2009-01-27 Richard Guenther <rguenther@suse.de>
26004 PR tree-optimization/38503
26005 * cfgexpand.c (expand_gimple_basic_block): Ignore
26006 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26007 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26008 variables that cannot have TBAA applied.
26009 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26012 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26014 PR middle-end/38969
26015 * calls.c (initialize_argument_information): Do not wrap complex
26016 arguments in SAVE_EXPR.
26018 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26020 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26021 (INSTALL_LIBGCC): Revert typo commit.
26023 2009-01-26 Richard Guenther <rguenther@suse.de>
26025 PR tree-optimization/38745
26026 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26027 from special handling.
26029 2009-01-26 Richard Guenther <rguenther@suse.de>
26031 PR tree-optimization/38745
26032 * tree-ssa.c (execute_update_addresses_taken): Do not include
26033 variables that cannot possibly be a register in not_reg_needs.
26034 Do not clear TREE_ADDRESSABLE on vars that may not become
26036 * tree-ssa.c (update_alias_info_1): Include those in the set
26037 of addressable vars.
26039 2009-01-26 Richard Guenther <rguenther@suse.de>
26041 PR middle-end/38851
26042 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26043 * tree-ssa-dse.c: Include langhooks.h
26044 (execute_simple_dse): Remove stores with zero size.
26046 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26049 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26052 2009-01-24 Julian Brown <julian@codesourcery.com>
26054 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26055 config/arm/linux-atomic.c.
26056 * config/arm/linux-atomic.c: New.
26058 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26060 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26061 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26062 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26064 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26067 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26070 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26072 PR tree-optimization/38953
26073 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26074 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26075 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26076 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26079 2009-01-24 Paul Brook <paul@codesourcery.com>
26081 * config/arm/neon.md (neon_type): Move to arm.md.
26082 (neon_mov<VSTRUCT>): Add neon_type attribute.
26083 * config/arm/arm.md (neon_type): Move to here.
26084 (conds): Add "unconditioal" and use as default for NEON insns.
26086 2009-01-24 Ben Elliston <bje@au.ibm.com>
26088 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26089 void *' warning from -Wc++-compat.
26090 * Makefile.in (dominance.o-warn): Remove.
26092 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26094 PR tree-optimization/38932
26095 * fold-const.c (fold_unary_ignore_overflow): New.
26096 * tree.h (fold_unary_ignore_overflow): Declare.
26097 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26098 * tree-ssa-sccvn.c (visit_reference_op_load,
26099 simplify_unary_expression): Likewise.
26101 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26103 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26104 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26105 regardless of their type.
26106 * c-common.c (handle_packed_attribute): Don't ignore packed on
26108 * c.opt (Wpacked-bitfield-compat): New warning option.
26109 * stor-layout.c (place_field): Warn if offset of a field changed.
26110 * doc/extend.texi (packed): Mention the ABI change.
26111 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26112 (Warning Options): Add it to the list.
26114 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26116 * c-opts.c (c_common_post_options): Fix a typo in comments.
26118 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26120 PR middle-end/38615
26121 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26122 variables to static.
26123 * doc/invoke.texi (-fmerge-all-constants): Update description.
26125 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26128 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26129 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26131 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26133 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26135 (LOCAL_ALIGNMENT): Similarly.
26137 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26138 Joseph Myers <joseph@codesourcery.com>
26140 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
26141 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
26142 * config/arm/arm-tune.md: Regenerate.
26143 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
26146 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26148 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
26149 version number to five.
26151 2009-01-22 Dodji Seketeli <dodji@redhat.com>
26154 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
26155 * c-common.c (set_underlying_type): Likewise.
26156 (is_typedef_decl ): Likewise
26158 (set_underlying_type): Likewise.
26159 (is_typedef_type): Likewise.
26161 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
26163 PR middle-end/38587
26164 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26167 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26170 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26171 (LIBGCC_SPEC): Don't define.
26172 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26174 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26176 PR rtl-optimization/38879
26177 * alias.c (base_alias_check): Unaligned access via AND address can
26178 alias all surrounding object types except those with sizes equal
26179 or wider than the size of unaligned access.
26181 2009-01-21 Dodji Seketeli <dodji@redhat.com>
26184 * c-decl.c (clone_underlying_type): Move this ...
26185 * c-common.c (set_underlying_type): ... here.
26186 Also, make sure the function properly sets TYPE_STUB_DECL() on
26187 the newly created typedef variant type.
26188 (is_typedef_decl ): New entry point.
26189 * tree.h: Added a new member member_types_needing_access_check to
26190 struct tree_decl_non_common.
26191 (set_underlying_type): New entry point.
26192 (is_typedef_type): Likewise.
26194 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26196 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26197 Check whether two instructions have memory references that
26198 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26199 are helper functions for traversing.
26200 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26201 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26202 not to draw dependency edge for instructions with non-conflicting
26205 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26208 * longlong.h: Update copyright years. Use soft-fp license notice.
26209 Sync __clz_tab declaration with glibc.
26211 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26214 * doc/extend.texi (syscall_linkage): New.
26215 (version_id): Modify.
26217 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26218 Richard Guenther <rguenther@suse.de>
26220 PR tree-optimization/38747
26221 PR tree-optimization/38748
26222 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26223 conversion if the base address is an indirect reference and the
26224 aliasing sets could cause issues.
26226 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26228 * common.opt (fgraphite, fgraphite-identity): Add comment for
26229 explaining why these options are not documented.
26231 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26233 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26234 gimple_call_lhs is NULL.
26236 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26239 * emit-rtl.c (adjust_address_1): Make sure memref is never
26242 2009-01-20 Ben Elliston <bje@au.ibm.com>
26244 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26245 const qualifier from arg parameter. Remove unnecessary cast to char *.
26246 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26247 const qualifier from arg 2.
26249 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26251 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26253 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26256 * rtl.h (reinit_regs): New prototype.
26257 * regclass.c: Include ira.h.
26258 (reinit_regs): New.
26259 * Makefile.in (regclass.o): Add ira.h.
26260 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26262 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26265 * c-common.c (handle_aligned_attribute): Use
26266 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26267 default alignment value.
26269 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26271 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26272 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26274 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26275 __BIGGEST_ALIGNMENT__.
26277 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26279 2009-01-18 Richard Guenther <rguenther@suse.de>
26281 PR tree-optimization/38819
26282 * tree-flow.h (operation_could_trap_helper_p): Declare.
26283 * tree-eh.c (operation_could_trap_helper_p): Export.
26284 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26285 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26286 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26287 are about to insert a possibly trapping instruction and fail
26290 2009-01-18 Andreas Schwab <schwab@suse.de>
26292 * doc/install.texi (Configuration): Remove obsolete paragraph
26293 about use of --with-gnu-ld with --with-gnu-as.
26295 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26297 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26298 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26299 Follow spelling conventions.
26301 2009-01-18 Ben Elliston <bje@au.ibm.com>
26303 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26304 C++ warning about implicit conversion from void * to struct
26306 (bitmap_obstack_free): Likewise for bitmap_element *.
26307 * Makefile.in (bitmap.o-warn): Remove.
26309 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26311 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26313 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26314 Tobias Grosser <tobi.grosser@amd.com>
26316 * graphite.c (graphite_trans_scop_block): Do not block single
26319 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26321 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26322 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26323 test with assertion.
26325 2009-01-16 Richard Guenther <rguenther@suse.de>
26327 PR tree-optimization/38835
26328 PR middle-end/36227
26329 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26330 and INT + PTR -> (INT)(PTR p+ INT) folding.
26331 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26333 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26336 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26337 the subreg from a lowpart subreg if it is also casting the value.
26339 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26340 Tobias Grosser <tobi.grosser@amd.com>
26342 * graphite.c (compare_prefix_loops): New.
26343 (build_scop_canonical_schedules): Rewritten.
26344 (graphite_transform_loops): Move build_scop_canonical_schedules
26345 after build_scop_iteration_domain.
26347 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26348 Tobias Grosser <tobi.grosser@amd.com>
26350 * graphite.c (add_conditions_to_domain): Add the loops to
26351 the dimension of the iteration domain. Do copy the domain
26352 only when it exists.
26353 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26354 (add_conditions_to_constraints): New.
26355 (can_generate_code_stmt, can_generate_code): Removed.
26356 (gloog): Do not call can_generate_code.
26357 (graphite_transform_loops): Call add_conditions_to_constraints
26358 after building the iteration domain.
26360 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26362 PR tree-optimization/38789
26363 * tree-ssa-threadedge.c
26364 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26365 __builtin_constant_p.
26367 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26369 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26370 examined before deleting them.
26372 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26374 * function.c (aggregate_value_p): Correctly extract the function
26375 type from CALL_EXPR_FN lookup.
26377 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26379 * config/picochip/picochip.c (picochip_override_options): Revert
26380 CFI asm flag disable commited previously.
26382 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26383 Tobias Grosser <tobi.grosser@amd.com>
26384 Jan Sjodin <jan.sjodin@amd.com>
26386 * graphite.c (scan_tree_for_params): On substractions negate
26387 all the coefficients of the term.
26388 (clast_to_gcc_expression_red): New. Handle reduction expressions
26389 of more than two operands.
26390 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26391 (get_vdef_before_scop): Handle also the case of default definitions.
26393 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26395 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26396 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26397 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26399 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26400 Joey Ye <joey.ye@intel.com>
26402 PR middle-end/37843
26403 * cfgexpand.c (expand_stack_alignment): Don't update stack
26404 boundary nor check incoming stack boundary here.
26405 (gimple_expand_cfg): Update stack boundary and check incoming
26406 stack boundary here.
26408 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26410 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26412 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26414 PR rtl-optimization/38245
26415 * calls.c (expand_call): Add stack arguments to
26416 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26417 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26418 in regs and partially in memory or BLKmode arguments.
26419 (emit_library_call_value_1): Add stack arguments to
26420 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26421 ACCUMULATE_OUTGOING_ARGS).
26422 * dce.c: Include tm_p.h.
26423 (find_call_stack_args): New function.
26424 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26426 (mark_insn): Call find_call_stack_args for CALL_Ps.
26427 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26428 forwards. Allocate and free arg_stores bitmap if needed, pass it
26429 down to deletable_insn_p, don't mark stores set in arg_stores
26430 bitmap, clear the bitmap at the beginning of each bb.
26431 * Makefile.in (dce.o): Depend on $(TM_P_H).
26433 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26436 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26437 to make sure the insn is a conditional test (bug 22599). Reformat a
26440 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26442 PR middle-end/38431
26443 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26444 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26445 (gloog): Do not call cleanup_tree_cfg.
26446 (graphite_transform_loops): Call cleanup_tree_cfg after all
26447 scops have been code generated.
26449 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26450 * doc/gty.texi (Invoking the garbage collector): Added new node
26451 and section documenting ggc_collect.
26453 2009-01-14 Richard Guenther <rguenther@suse.de>
26455 PR tree-optimization/38826
26456 PR middle-end/38477
26457 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26458 initialization notes only if we actually emitted a warning.
26459 (intra_create_variable_infos): Add constraints for a result decl
26460 that is passed by hidden reference.
26461 (build_pred_graph): Mark all related variables non-direct on
26464 2009-01-14 Nick Clifton <nickc@redhat.com>
26466 * ira-conflicts.c: Include addresses.h for the definition of
26468 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26469 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26471 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26474 * Makefile.in (ira-lives.o): Add except.h.
26476 * ira-lives.c: Include except.h.
26477 (process_bb_node_lives): Process can_throw_internal.
26479 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26481 PR rtl-optimization/38774
26482 * combine.c (simplify_set): When undoing cc_use change, don't do
26483 PUT_CODE on the newly created comparison, but instead put back the
26486 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26488 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26489 values. Remove duplicate arm8 entry.
26491 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26493 PR tree-optimization/38786
26494 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26495 the SSA_NAME case of expand_scalar_variables_expr.
26496 Set the type of an expression to the type of its assign statement.
26497 (expand_scalar_variables_expr): Also gather the scalar computation
26498 used to index the memory access. Do not pass loop_p.
26499 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26500 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26501 the gimple_stmt_iterator where it inserts new code.
26502 Do not pass loop_p.
26503 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26504 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26506 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26508 * graphite.h (debug_value): Removed.
26509 * graphite.c (debug_value): Removed.
26511 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26513 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26514 ldrd/strd with two 32-bit instructions.
26516 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26518 * config/arm/arm.c (struct processors): Pass for speed down into
26519 cost helper functions.
26520 (const_ok_for_op): Handle COMPARE and inequality nodes.
26521 (arm_rtx_costs_1): Rewrite.
26522 (arm_size_rtx_costs): Update prototype.
26523 (arm_rtx_costs): Pass speed down to helper functions.
26524 (arm_slowmul_rtx_costs): Rework cost calculations.
26525 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26526 (arm_9e_rtx_costs): Likewise.
26528 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26530 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26531 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26532 (alpha_legitimize_address): Do not split local symbols wider than
26533 UNITS_PER_WORD into HIGH/LO_SUM parts.
26535 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26538 * gcc.c (process_command): Replace call to execvp with calls
26539 to pex_one and exit.
26541 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26544 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26545 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26546 variant for devices with 3-byte PC.
26547 (__tablejump_elpm__): New.
26549 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26552 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26553 offsetof member-designator, handle it as `[0].'.
26555 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26557 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26558 function when not using named sections on targets with named sections
26559 if branch distance is less than 262132.
26561 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26563 * combine.c (combine_instructions): Recompute
26564 optimize_this_for_speed_p for each BB in the main combine loop.
26566 2009-01-12 Tomas Bily <tbily@suse.cz>
26569 * tree-loop-distribution.c (prop_phis): New function.
26570 (generate_builtin): Call prop_phis.
26572 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26574 PR tree-optimization/38807
26575 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26576 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26578 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26580 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26581 subreg of op0 to the original op0.
26583 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26585 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26587 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26590 * mips-tfile.c (parse_def): Fix parsing of def strings
26591 starting with digits.
26593 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26596 * config/arm/arm.c (arm_is_long_call_p): Don't call
26597 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26599 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26601 * regrename.c (regrename_optimize): Fix dumping.
26602 (find_oldest_value_reg): Preserve REG_POINTER.
26603 (copy_hardreg_forward_1): Likewise.
26605 2009-01-09 Diego Novillo <dnovillo@google.com>
26607 * gimple.h (struct gimple_statement_base) <uid>: Document
26608 the restrictions on its use.
26609 (gimple_uid): Tidy.
26610 (gimple_set_uid): Tidy.
26612 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26614 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26615 zero guard even if align_bytes != 0 and count is smaller than
26618 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26620 PR rtl-optimization/38495
26621 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26622 (add_range_and_copies_from_move_list): Print all added ranges.
26623 Add ranges to memory optimized destination.
26625 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26629 * config/i386/i386.c (override_options): Reject
26630 -mstringop-strategy=rep_8byte with -m32.
26631 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26632 to 1. Do count comparison against epilogue_size_needed at compile
26633 time even when count_exp was constant forced into register. For
26634 size_needed don't jump to epilogue, instead just avoid aligning
26635 and invoke the body algorithm. If need_zero_guard, add zero guard
26636 even if count is non-zero, but smaller than size_needed + number of
26637 bytes that could be stored for alignment.
26638 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26639 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26640 but smaller than size_needed + number of bytes that could be stored
26641 for alignment. Compare size_needed with epilogue_size_needed instead
26642 of desired_align - align, don't adjust size_needed, pass
26643 epilogue_size_needed to the epilogue expanders.
26646 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26648 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26650 * pa.c (last_address): Change to unsigned.
26651 (update_total_code_bytes): Change argument to unsigned. Don't
26652 check if insn addresses are set.
26653 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26654 addresses are not set.
26655 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26657 2009-01-09 Nick Clifton <nickc@redhat.com>
26659 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26660 DECL_DECLARED_INLINE_P.
26662 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26664 PR middle-end/38347
26665 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26666 GET_MODE (op0) in operand_subword_force calls.
26668 PR middle-end/38771
26669 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26670 fold_convert arg0 operands to TREE_TYPE (op0) first.
26672 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26674 * params.def (ira-max-conflict-table-size): Decrease default value
26677 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26679 PR tree-optimization/37031
26680 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26682 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26683 allocate it using gc instead of heap, use VEC_quick_push instead of
26685 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26686 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26687 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26688 allocated vector from heap allocated.
26689 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26690 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26691 vector only after perfect_loop_nest_depth call.
26693 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26694 Jan Sjodin <jan.sjodin@amd.com>
26696 PR tree-optimization/38559
26697 * graphite.c (debug_value, copy_constraint,
26698 swap_constraint_variables, scale_constraint_variable, ): New.
26699 (get_lower_bound, get_upper_bound): Removed.
26700 (graphite_trans_bb_strip_mine): Clean up this code that works
26701 only for constant number of iterations. Fully copy upper and
26702 lower bound constraints, not only the constant part of them.
26703 * graphite.h (debug_value): Declared.
26705 2009-01-08 Ira Rosen <irar@il.ibm.com>
26707 PR tree-optimization/37194
26708 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26709 Don't add the cost of cost model guard in prologue to scalar
26710 outside cost in case of known number of iterations.
26712 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26713 Alan Modra <amodra@bigpond.net.au>
26715 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26716 non-word-aligned REG+CONST addressing.
26718 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26721 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26722 free_after_compilation when outputting a thunk.
26723 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26724 Do not call free_after_compilation here.
26726 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26728 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26729 (ix86_valid_target_attribute_inner_p): Ditto.
26731 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26733 PR tree-optimization/38492
26734 PR tree-optimization/38498
26735 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26736 * tree-chrec.h (scev_is_linear_expression): Declared.
26737 * graphite.c (graphite_cannot_represent_loop_niter): New.
26738 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26739 (graphite_loop_normal_form): Use gcc_assert.
26740 (scan_tree_for_params): Use CASE_CONVERT.
26741 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26742 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26743 Use gcc_assert. Discard scops that contain unhandled cases.
26744 (build_scop_conditions): Return a boolean status for unhandled cases.
26745 (strip_mine_profitable_p): Print the loop number, not its depth.
26746 (is_interchange_valid): Pass the depth of the loop nest, don't
26747 recompute it wrongly.
26748 (graphite_trans_bb_block): Same.
26749 (graphite_trans_bb_block): Print tentative of loop blocking.
26750 (graphite_trans_scop_block): Do not print that the loop has been
26752 (graphite_transform_loops): Do not handle scops that contain condition
26755 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26757 AVX Programming Reference (December, 2008)
26758 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26759 (_mm256_stream_pd): Likewise.
26760 (_mm256_stream_ps): Likewise.
26762 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26763 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26764 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26765 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26766 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26767 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26768 (ix86_expand_special_args_builtin): Likewise.
26770 * config/i386/sse.md (AVXMODEDI): New.
26771 (avx_movnt<mode>): Likewise.
26772 (avx_movnt<mode>): Likewise.
26773 (<sse>_movnt<mode>): Remove AVX support.
26774 (sse2_movntv2di): Likewise.
26776 2009-01-07 Richard Guenther <rguenther@suse.de>
26778 PR middle-end/38751
26779 * fold-const.c (extract_muldiv): Remove obsolete comment.
26780 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26781 to PLUS_EXPR canonicalization for the canonicalization.
26783 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26785 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26786 hosted cross-compilers generating less efficient code.
26788 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26790 * function.h (rtl_data): Add a dbr_scheduled_p field.
26791 * reorg.c (dbr_schedule): Set it.
26792 (gate_handle_delay_slots): Check it.
26793 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26794 (mips_reorg): Check flag_delayed_branch instead of
26795 mips_base_delayed_branch.
26796 (mips_override_options): Don't set mips_base_delayed_branch
26797 or flag_delayed_branch.
26799 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26801 PR rtl-optimization/38426.
26802 * ira.c (ira): Set current_function_is_leaf earlier.
26804 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26806 PR rtl-optimization/38722
26807 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26808 too early, only set a flag and modify after last possible
26811 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26814 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26815 * real.c (decimal_single_format): Correct values of emin and emax.
26816 (decimal_double_format): Ditto.
26817 (decimal_quad_format): Ditto.
26818 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26819 computation of DECnn_MIN and DECnn_MAX for corrected values of
26820 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26821 __DECnn_MIN__, and adjust its computation for the corrected value
26824 2009-01-06 Jan Hubicka <jh@suse.cz>
26827 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26829 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26831 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26832 Add Robert Clark to the list of testers.
26834 2009-01-06 Jan Hubicka <jh@suse.cz>
26835 Kai Tietz <kai.tietz@onevision.com>
26837 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26838 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26840 2009-01-06 Jan Hubicka <jh@suse.cz>
26841 Kai Tietz <kai.tietz@onevision.com>
26843 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26845 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26846 (ix86_nsaved_regs): Count only general purpose regs.
26847 (ix86_nsaved_sseregs): New.
26848 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26849 to 16 for w64; compute padding and size of sse reg save area.
26850 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26851 general purpose regs.
26852 (ix86_emit_save_sse_regs_using_mov): New.
26853 (ix86_expand_prologue): Save SSE regs if needed.
26854 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26855 (ix86_emit_restore_sse_regs_using_mov): New.
26856 (ix86_expand_epilogue): Save SSE regs if needed.
26858 2009-01-06 Jan Hubicka <jh@suse.cz>
26859 Kai Tietz <kai.tietz@onevision.com>
26861 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26862 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26863 functions when accumulate outgoing args is off.
26865 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26868 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26869 before using pseudos_have_intersected_live_ranges_p.
26871 * ira-int.h (ira_assert): Always define.
26873 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26875 AVX Programming Reference (December, 2008)
26876 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26877 (_mm256_permute2_pd): Likewise.
26878 (_mm_permute2_ps): Likewise.
26879 (_mm256_permute2_ps): Likewise.
26880 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26881 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26883 * config/i386/i386.c (ix86_builtins): Remove
26884 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26885 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26886 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26887 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26888 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26889 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26890 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26891 __builtin_ia32_vpermil2ps256.
26892 (ix86_init_mmx_sse_builtins): Updated.
26893 (ix86_expand_args_builtin): Likewise.
26895 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26897 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26898 long absolute calls when generating PA 2.0 code.
26900 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26902 PR rtl-optimization/38583
26903 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26905 * params.def (ira-max-conflict-table-size): New.
26907 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26909 * ira.h (ira_conflicts_p): New external definition.
26911 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26912 table. Report this. Return result of building.
26913 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26914 building conflict table.
26916 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26917 (ira_color): Use ira_conflicts_p.
26919 * global.c: Include ira.h.
26920 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26923 * Makefile.in (global.o): Add ira.h.
26925 * ira-build.c (mark_all_loops_for_removal,
26926 propagate_some_info_from_allocno): New.
26927 (remove_unnecessary_allocnos): Call
26928 propagate_some_info_from_allocno.
26929 (remove_low_level_allocnos): New.
26930 (remove_unnecessary_regions): Add parameter. Call
26931 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26932 parameter to remove_unnecessary_regions.
26933 (ira_build): Remove all regions but root if the conflict table was
26934 not built. Update conflict hard regs for allocnos crossing calls.
26936 * ira.c (ira_conflicts_p): New global.
26937 (ira): Define and use ira_conflicts_p.
26939 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26940 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26941 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26943 2009-01-06 Ben Elliston <bje@au.ibm.com>
26945 * gengtype-lex.l (YY_NO_INPUT): Define.
26947 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26950 * c-common.c (handle_vector_size_attribute): Also reject
26951 BOOLEAN_TYPE types.
26953 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26955 PR tree-optimization/38492
26956 * graphite.c (rename_map_elt, debug_rename_elt,
26957 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26958 rename_map_elt_info, eq_rename_map_elts,
26959 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26960 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26961 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26962 (sese_build_livein_liveouts): New.
26963 (new_sese, free_sese): New.
26964 (new_scop): Call new_sese.
26965 (free_scop): Call free_sese.
26966 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26967 (register_old_new_names): Renamed register_old_and_new_names.
26968 (register_scop_liveout_renames, add_loop_exit_phis,
26969 insert_loop_close_phis, struct igp,
26970 default_liveout_before_guard, add_guard_exit_phis,
26971 insert_guard_phis, copy_renames): New.
26972 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26973 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26974 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26975 (scop_adjust_phis_for_liveouts): New.
26976 (gloog): Call scop_adjust_phis_for_liveouts.
26978 * graphite.h (struct sese): Documented. Added fields liveout,
26979 num_ver and livein.
26980 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26981 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26982 (struct scop): Added field liveout_renames.
26983 (SCOP_LIVEOUT_RENAMES): New.
26985 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26987 PR tree-optimization/38510
26988 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26989 (translate_clast): Call recompute_all_dominators before
26991 (gloog): Call recompute_all_dominators before graphite_verify.
26993 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26994 Jan Sjodin <jan.sjodin@amd.com>
26996 PR tree-optimization/38500
26997 * graphite.c (create_sese_edges): Call fix_loop_structure after
27000 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27002 * config.gcc: Add m32r*-*-rtems*.
27003 * config/m32r/rtems.h: New file.
27005 2009-01-05 Ben Elliston <bje@au.ibm.com>
27007 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27008 (.po.pox): Likewise.
27009 (po/gcc.pot): Likewise.
27011 2009-01-04 David S. Miller <davem@davemloft.net>
27013 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27014 (STARTING_FRAME_OFFSET): Always set to zero.
27016 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27018 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27019 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27020 fixed-point types, and vectors of the same.
27022 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27024 * config/mips/sync.md (*mb_barrier): Rename to...
27025 (*memory_barrier): ...this.
27027 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27029 * doc/extend.texi (Function Attributes): Move @cindex after @item
27030 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27031 and put in alphabetical order. Fix 'target' name and put in order.
27032 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27035 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27037 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27038 (memory_barrier): Expand as unspec instead of unspec_volatile.
27039 Remove mem:BLK from insn operands. Use Pmode scratch register.
27040 (*memory_barrier): Define as unspec instead of unspec_volatile.
27041 Use (match_dup 0) as input operand.
27043 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27044 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27045 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27046 scratch register. Remove operand 1.
27047 (*stbar): Define as unspec instead of unspec_volatile.
27048 Use (match_dup 0) as input operand, remove (const_int 8).
27049 (*membar): Define as unspec instead of unspec_volatile.
27050 Use (match_dup 0) as input operand, remove input operand 2.
27052 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27053 (memory_barrier): Expand as unspec instead of unspec_volatile.
27054 Remove mem:BLK from insn operands. Use Pmode scratch register.
27055 (*memory_barrier): Define as unspec instead of unspec_volatile.
27056 Use (match_dup 0) as input operand.
27058 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27059 Remove mem:BLK from insn operands. Use Pmode scratch register.
27060 Set volatile flag on operand 0.
27061 (*memory_barrier): New insn pattern.
27063 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27065 (*memory_barrier): Use (match_dup 0) as input operand.
27067 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27068 Remove mem:BLK from insn operands. Use Pmode scratch register.
27069 Set volatile flag on operand 0.
27070 (*mb_internal): New insn pattern.
27072 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27074 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27076 PR middle-end/38586
27077 * function.c (struct temp_slot): Move to the section of the file
27078 that deals with temp slots. Remove field 'address'.
27079 (temp_slot_address_table): New hash table of address -> temp slot.
27080 (struct temp_slot_address_entry): New struct, items for the table.
27081 (temp_slot_address_compute_hash, temp_slot_address_hash,
27082 temp_slot_address_eq, insert_temp_slot_address): Support functions
27084 (find_temp_slot_from_address): Rewrite to use the new hash table.
27085 (remove_unused_temp_slot_addresses): Remove addresses of temp
27086 slots that have been made available.
27087 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27088 worker function for remove_unused_temp_slot_addresses.
27089 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27090 Add the temp slot address to the address -> temp slot map.
27091 (update_temp_slot_address): Update via insert_temp_slot_address.
27092 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27093 (pop_temp_slots): Likewise.
27094 (init_temp_slots): Allocate the address -> temp slot map, or empty
27095 the map if it is already allocated.
27096 (prepare_function_start): Initialize temp slot processing.
27098 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27100 PR middle-end/38584
27101 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27102 Calculate the size of all stack vars assuming no packing of stack
27103 vars will happen, replacing a quadratic algorithm with a linear one.
27105 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27108 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27111 2009-01-03 Diego Novillo <dnovillo@google.com>
27113 * doc/contrib.texi: Update contributions.
27115 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27118 * builtins.c (fold_builtin_memory_op): Give up if either operand
27119 is volatile. Set srctype or desttype to non-qualified version
27123 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27124 and FUNCTION_DECLs.
27126 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27128 PR rtl-optimization/35805
27129 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27130 problem if fast dce is able to remove any instructions.
27131 * dce.c (dce_process_block): Fix dump message.
27133 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27136 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27138 2009-01-02 Jakub Jelinek <jakub@redhat.com>
27140 PR middle-end/38690
27141 * tree-flow.h (op_code_prio, op_prio): New prototypes.
27142 * tree-pretty-print.c (op_code_prio): New function.
27143 (op_prio): No longer static. Use op_code_prio.
27144 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
27145 Use op_prio and op_code_prio to determine if () should be
27146 printed around operand(s) or not.
27148 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
27149 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
27150 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
27151 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
27152 pp_character instead of pp_string for single letter printing.
27154 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
27156 * doc/extend.texi: Fix '#pragma GCC option' typo.
27158 2009-01-02 Richard Guenther <rguenther@suse.de>
27160 * doc/install.texi (--enable-checking): Mention different
27161 default for stage1.
27162 (--enable-stage1-checking): Document.
27164 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27166 PR middle-end/30142
27167 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27168 case to be an error.
27170 2009-01-02 Ben Elliston <bje@au.ibm.com>
27172 * config/fp-bit.h (pack_d): Constify argument.
27173 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27174 (isnan): Constify argument.
27176 (iszero): Likewise.
27177 (pack_d): Likewise.
27178 (_fpadd_parts): Constify return type.
27179 (_fpmul_parts): Likewise.
27180 (_fpdiv_parts): Likewise.
27182 2009-01-01 Jakub Jelinek <jakub@redhat.com>
27185 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
27186 warn about overwriting initializer with side-effects or
27187 -Woverride-init if !IMPLICIT.
27188 (output_init_element): Likewise. Pass IMPLICIT down to
27190 (process_init_element): Add IMPLICIT argument. Pass it down
27191 to output_init_element.
27192 (push_init_element, pop_init_level, set_designator): Adjust
27193 process_init_element callers.
27194 (set_nonincremental_init, set_nonincremental_init_from_string):
27195 Adjust add_pending_init callers.
27196 (output_pending_init_elements): Adjust output_init_element callers.
27197 * c-tree.h (process_init_element): Adjust prototype.
27198 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27199 process_init_element callers.
27202 Copyright (C) 2009 Free Software Foundation, Inc.
27204 Copying and distribution of this file, with or without modification,
27205 are permitted in any medium without royalty provided the copyright
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