1 2009-12-10 Richard Guenther <rguenther@suse.de>
2 Allan Sandfeld Jensen <linux@carewolf.com>
4 * tree-vectorizer.c (vectorize_loops): Properly guard
5 vectorizer verboseness.
7 2009-12-10 Ben Elliston <bje@au.ibm.com>
9 * fwprop.c (free_load_extend): Initialise `use'.
11 2009-12-09 David Edelsohn <edelsohn@gnu.org>
13 * builtins.c (do_mpc_ckconv): Pass the component type to
16 2009-12-09 Xinliang David Li <davidxl@google.com>
18 PR tree-optimization/42337
19 * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
21 2009-12-09 Nathan Froyd <froydnj@codesourcery.com>
23 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
24 mulv2sf3, divv2sf3): New expanders.
25 * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
26 spe_evdivws): Rename to use standard GCC names.
27 * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
28 mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
29 * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
30 names for renamed patterns.
32 2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
34 * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
36 2009-12-09 Jakub Jelinek <jakub@redhat.com>
38 * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
39 ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
41 * configure: Regenerated.
43 2009-12-08 Richard Henderson <rth@redhat.com>
45 * combine.c (setup_incoming_promotions): Fix sign-extend of
46 zero-extend case; tidy conditions.
48 2009-12-08 Michael Matz <matz@suse.de>
51 * function.c (free_temp_slots): Only walk the temp slot
52 addresses and combine slots if we actually changes something.
53 (pop_temp_slots): Ditto.
55 2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
58 * ipa-struct-reorg.c (compare_fields): New function.
59 (find_field_in_struct_1): Use compare_fields function.
60 (is_equal_types): Likewise.
62 2009-12-07 DJ Delorie <dj@redhat.com>
65 * config/mep/mep.c (mep_expand_prologue): Set
66 really_need_stack_frame after frame_size is set.
68 2009-12-07 Richard Henderson <rth@redhat.com>
71 * combine.c (setup_incoming_promotions): Improve the conditions
72 under which we respect the promotions applied.
74 2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
76 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
77 * config/sparc/linux64.h (ASM_SPEC): Likewise.
79 2009-12-07 Richard Henderson <rth@redhat.com>
83 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
84 for ssa names already registered for update.
86 2009-12-07 Jakub Jelinek <jakub@redhat.com>
89 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
92 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
94 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
95 options when bit_LWP is set.
97 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
99 * config/i386/cpuid.h (bit_ABM): New.
100 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
101 options when bit_ABM is set.
103 2009-12-07 Jakub Jelinek <jakub@redhat.com>
105 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
107 (bdesc_args): ... here.
108 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
109 (x86_64-*-*): Likewise.
111 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
113 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
114 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
115 * config/i386/i386-c.c (__POPCNT__): Defined.
116 * config/i386/popcntintrin.h: ...here. New file.
117 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
118 Include popcntintrin.h.
119 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
122 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
124 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
126 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
127 * config/i386/sse.md: Remove all XOP splitters.
128 Allow the second and fourth operands of XOP multiply-add insns
131 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
133 * config/i386/sse.md: Remove all FMA4 splitters.
134 Allow the second operand of FMA4 insns to be a nonimmediate.
135 Fix comments punctuation.
137 2009-12-07 Julian Brown <julian@codesourcery.com>
139 * config/arm/constraints.md (Ps, Pt): New constraint letters.
140 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
142 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
145 * configure.ac (HAVE_mpc): Don't define.
146 * config.in, configure: Regenerate.
149 * builtins.c: Remove HAVE_mpc* checks throughout.
150 * fold-const.c: Likewise.
152 * toplev.c: Likewise.
154 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
156 * config.gcc (cpu_is_64bit): Add new core e500mc64.
157 (powerpc*-*-*): Add new core e500mc64.
158 * config/rs6000/e500mc64.md: New file.
159 * config/rs6000/rs6000.c (processor_costs): Add new costs for
161 (rs6000_override_options): Add e500mc64 case to
162 processor_target_table. Altivec and Spe options not allowed with
163 e500mc64. Disable string instructions for e500mc64. Enable branch
164 targets alignment for both e500mc and e500mc64. Initialize
165 rs6000_cost for e500mc64.
166 (rs6000_emit_sISEL): New function.
167 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
168 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
170 (rs6000_issue_rate): Set issue rate for e500mc64.
171 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
172 on architectures with isel.
173 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
174 * config/rs6000/rs6000.h (processor_type): Add
175 PROCESSOR_PPCE500MC64.
176 (ASM_CPU_SPEC): Add e500mc64.
177 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
179 (abssi2_isel): Expand pattern to handle DImode.
180 (nabs<mode>2_isel): New pattern.
181 (absdi2): Change pattern to handle 64 bit isel targets.
182 (absdi2_internal): Exclude ISEL targets.
183 (nabsdi2): Exclude ISEL targets.
184 * doc/invoke.texi: Add e500mc64 to list of cpus.
186 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/i386.md (any_or): New code iterator.
189 (any_logic): Rename from plogic code iterator.
190 (logicprefix): Rename from plogicprefix code attribute.
191 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
192 any_or code iterator.
193 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
194 any_or code iterator.
195 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
196 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
197 (ior and xor splitters): Ditto.
198 * config/i386/mmx.md: Updated for rename.
199 * config/i386/sse.md: Ditto.
201 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
204 Remove quotes around condition logic code.
206 2009-12-06 Richard Henderson <rth@redhat.com>
209 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
212 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
214 * doc/install.texi: Document MPC is required.
216 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
218 * config/i386/i386.md (g): Add HImode and QImode.
219 (general_szext_operand): New mode attribute.
220 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
221 SWI124 mode iterator.
222 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
224 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
225 SWI124 mode iterator.
226 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
228 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
229 SWI248 mode iterator.
230 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
232 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
234 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
236 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
237 SWI248 mode iterator.
238 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
240 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
243 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
245 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
247 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
248 "'-mfused-madd' was removed".
249 * config/i386/i386.opt (mfused-madd): New.
250 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
251 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
253 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
255 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
256 * pa-hpux10.h (LIB_SPEC): Likewise.
257 * pa-hpux11.h (LIB_SPEC): Likewise.
260 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
262 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
264 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
266 * configure: Regenerate.
268 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
270 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
273 2009-12-04 David Daney <ddaney@caviumnetworks.com>
275 PR rtl-optimization/42164
276 * combine.c (combine_simplify_rtx): Handle truncation of integer
279 2009-12-04 Richard Guenther <rguenther@suse.de>
281 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
282 Revert previous change.
283 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
284 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
287 2009-12-04 Richard Guenther <rguenther@suse.de>
289 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
291 (call_may_clobber_ref_p_1): Likewise.
293 2009-12-04 Matthias Klose <doko@ubuntu.com>
294 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
297 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
298 * config/pa/pa-linux.h (LIB_SPEC): Remove.
300 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
301 Richard Henderson <rth@redhat.com>
303 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
304 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
305 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
306 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
307 matching a memory access. Do not use ix86_fma4_valid_op_p.
309 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
311 2009-12-03 Richard Henderson <rth@redhat.com>
313 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
314 all operands into registers.
316 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
318 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
320 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
321 * config/i386/sse.md: Same.
323 2009-12-03 Richard Guenther <rguenther@suse.de>
325 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
326 instead of DECL_NAME for the entry point.
328 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
330 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
331 before the lock release.
333 2009-12-03 Michael Matz <matz@suse.de>
336 * cfgexpand.c (struct stack_var): Add conflicts member.
337 (stack_vars_conflict, stack_vars_conflict_alloc,
338 n_stack_vars_conflict): Remove.
339 (add_stack_var): Initialize conflicts member.
340 (triangular_index, resize_stack_vars_conflict): Remove.
341 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
343 (union_stack_vars): Only run over the conflicts.
344 (partition_stack_vars): Remove special case.
345 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
346 don't create self-conflicts.
347 (account_used_vars_for_block): Don't create any conflicts.
348 (fini_vars_expansion): Free bitmaps, don't free or clear removed
351 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
354 * regrename.c (live_in_chains): New variable.
355 (verify_reg_tracked): New static function.
356 (scan_rtx_reg): Update live_in_chains.
357 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
358 we're already tracking the reg.
359 (build_def_use): Likewise. Initialize live_in_chains.
361 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
363 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
365 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
366 * config/spu/spu.c (spu_function_profiler): New function.
367 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
368 spu_function_profiler.
369 (NO_PROFILE_COUNTERS): Define.
370 (PROFILE_BEFORE_PROLOGUE): Likewise.
372 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
374 * ggc-page.c (struct free_object): Pull definition out ...
375 (struct globals): .. from here.
377 2009-12-02 Richard Guenther <rguenther@suse.de>
379 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
380 are sign-extending. Simplify.
382 2009-12-02 Richard Henderson <rth@redhat.com>
385 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
386 (generate_memset_zero): Convert to sizetype properly. Tidy.
388 2009-12-02 Richard Guenther <rguenther@suse.de>
390 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
391 Do not pretend we have value exprs.
393 2009-12-02 Richard Guenther <rguenther@suse.de>
396 * fold-const.c (try_move_mult_to_index): Do not leak
397 domain types into the IL.
399 2009-12-02 Richard Guenther <rguenther@suse.de>
402 * tree.c (free_lang_data): Disable if not using LTO.
404 2009-12-02 Richard Guenther <rguenther@suse.de>
407 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
409 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
412 * tree.h (int_or_pointer_precision): Remove.
413 * tree.c (int_or_pointer_precision): Remove.
414 (integer_pow2p): Use TYPE_PRECISION instead.
415 (tree_log2): Likewise.
416 (tree_floor_log2): Likewise.
417 (signed_or_unsigned_type_for): Likewise.
418 * fold-const.c (fit_double_type): Likewise.
419 * varasm.c (initializer_constant_valid_p): Likewise.
421 2009-12-02 Ira Rosen <irar@il.ibm.com>
423 * doc/invoke.texi (-fdump-tree-slp): Document.
424 (-ftree-vectorizer-verbose): Update.
425 (-ftree-slp-vectorize): Document.
427 2009-12-02 Nick Clifton <nickc@redhat.com>
429 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
430 no fixed registers are available for interrupt handlers. Do not
431 fix normal registers.
432 (MUST_SAVE_ACC_REGISTER): New macro.
433 (rx_get_stack_layout): Create a stack frame for fast interrupt
434 handlers, if necessary. Push extra registers if needed in order
435 to save the accumulator.
436 (rx_expand_prologue): Create a stack frame for fast interrupt
437 handlers, if necessary.
438 (rx_expand_builtin_mvfc): Handle the case where there is no target.
440 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
442 * config/i386/abmintrin.h (__lzcnt16): New.
445 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
446 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
447 (bdesc_special_args): Add __builtin_clzs.
448 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
450 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
452 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
453 (_mm_popcnt_u64): New.
455 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
457 * config/i386/abmintrin.h: New.
458 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
459 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
461 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
464 (crc32modesuffix): Remove.
465 (crc32modeconstraint): Ditto.
466 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
467 imodesuffix instead of crc32modesuffix and <r>m instead of
470 2009-12-01 Jakub Jelinek <jakub@redhat.com>
473 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
474 contains no statements.
476 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
477 Joern Rennecke <amylaar@spamcop.net>
479 * cgraphunit.c (plugin.h): Include.
480 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
481 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
482 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
483 (enum plugin_event): Define by including plugin.def.
484 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
485 (plugin_event_name): Change type to const char **.
486 (get_event_last, get_named_event_id, unregister_callback): Declare.
487 (register_callback): Change type of event argument to int.
488 (highlev-plugin-common.h): New file.
489 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
491 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
492 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
493 (s-header-vars): New rule.
494 (install-plugin): Depend on s-header-vars. Install b-header-vars.
495 * params.c (get_num_compiler_params): New function.
496 * params.h (get_num_compiler_params): Declare.
497 * passes.c (plugin.h): Include.
498 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
499 (do_per_function_toporder, pass_init_dump_file): No longer static.
500 (pass_fini_dump_file): Likewise.
501 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
502 PLUGIN_PASS_EXECUTION.
503 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
504 PLUGIN_EARLY_GIMPLE_PASSES_END.
505 * plugin.c (plugin_event_name_init): New array, defined by
506 including plugin.def.
507 (FMT_FOR_PLUGIN_EVENT): Update.
508 (plugin_event_name): Change type to const char ** and initialize
509 to plugin_event_name_init.
510 (event_tab, event_last, event_horizon): New variable.
511 (get_event_last): New function.
512 (plugin_callbacks_init): New array.
513 (plugin_callbacks: Change type to struct callback_info **.
514 Initialize to plugin_callbacks_init.
515 (htab_event_eq, get_named_event_id, unregister_callback): New function.
516 (invoke_plugin_va_callbacks): Likewise.
517 (register_callback): Change type of event argument to int.
518 Handle new events. Allow dynamic events.
519 (invoke_plugin_callbacks): Likewise. Return success status.
520 (plugins_active_p): Allow dynamic callbacks.
521 * plugin.def: New file.
522 * plugin.h (invoke_plugin_callbacks): Update prototype.
523 (invoke_plugin_va_callbacks): Declare.
524 * tree-optimize.c (plugin.h): Include.
525 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
526 PLUGIN_ALL_PASSES_END.
527 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
528 (pass_fini_dump_file, do_per_function_toporder): Likewise.
529 * doc/plugin.texi: Document new event types.
531 2009-12-01 Martin Jambor <mjambor@suse.cz>
533 PR tree-optimization/42237
534 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
535 in between references into two.
537 2009-12-01 Richard Guenther <rguenther@suse.de>
539 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
540 to the block of the call when remapping a type.
542 2009-12-01 Martin Jambor <mjambor@suse.cz>
544 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
546 * ipa-prop.h (struct ipa_param_call_note): Likewise.
547 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
549 2009-12-01 Richard Guenther <rguenther@suse.de>
551 * final.c (rest_of_clean_state): If -fcompare-debug is
552 given dump final insns without UIDs.
553 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
554 after_inlining checks.
556 2009-11-30 Chao-ying Fu <fu@mips.com>
558 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
560 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
562 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
563 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
564 * configure: Regenerate.
565 * config.in: Regenerate.
567 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
568 options for Cygwin DLL libstdc++ support wrappers.
569 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
570 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
571 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
572 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
573 (LINK_SPEC): Include CXX_WRAP_SPEC.
574 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
575 (i386_find_on_wrapper_list): Check if a function is found on the list
576 of libstdc++ wrapper options.
577 (i386_pe_file_end): If we are importing a wrapped function, also emit
578 an external declaration for the real version.
579 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
580 Cygwin targets. Update copyright year.
582 2009-11-30 Steve Ellcey <sje@cup.hp.com>
583 Jakub Jelinek <jakub@redhat.com>
585 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
588 2009-11-30 Anatoly Sokolov <aesok@post.ru>
590 * config/sh/sh.c (sh_promote_prototypes): Make static.
591 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
593 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
594 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
595 sh_function_value_regno_p.
596 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
597 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
598 (sh_promote_prototypes) : Remove.
600 2009-11-30 Julian Brown <julian@codesourcery.com>
602 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
605 2009-11-30 Richard Henderson <rth@redhat.com>
607 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
608 (bdesc_special_args): Update insn codes.
609 (avx_vpermilp_parallel): Correct range check.
610 (ix86_rtx_costs): Handle vector permutation rtx codes.
611 (struct expand_vec_perm_d): Move earlier.
612 (get_mode_wider_vector): New.
613 (expand_vec_perm_broadcast_1): New.
614 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
615 (expand_vec_perm_broadcast): New.
616 (ix86_expand_vec_perm_builtin_1): Use it.
617 * config/i386/i386-protos.h: Update.
618 * config/i386/predicates.md (avx_vbroadcast_operand): New.
619 * config/i386/sse.md (AVX256MODE24P): New.
620 (ssescalarmodesuffix2s): New.
621 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
622 (avxmodesuffixf2c): Add V8SI, V4DI.
623 (vec_dupv4sf): New expander.
624 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
625 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
626 V4SF and V4SI. Move C alternatives to front. Add insertps and
628 (*vec_set<mode>_0_sse2): Split out from ...
629 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
630 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
631 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
632 ix86_fixup_binary_operands.
633 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
634 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
635 (*avx_movddup, *sse3_movddup): Remove. New splitter from
636 vec_select form to vec_duplicate form.
637 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
638 ix86_vec_interleave_v2df_operator_ok.
639 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
640 (*avx_unpcklpd256): ... here.
641 (*vec_dupv4si_avx): New.
642 (*vec_dupv2di_avx): Add movddup alternative.
643 (*vec_dupv2di_sse3): New.
644 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
645 avx_vbroadcastss256; represent with vec_duplicate instead of
646 nested vec_concat operations.
647 (avx_vbroadcastf128_<mode>): Rename from
648 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
649 (*avx_vperm_broadcast_v4sf): New.
650 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
652 2009-11-30 Martin Jambor <mjambor@suse.cz>
655 * tree-sra.c (struct access): New field grp_different_types.
656 (dump_access): Dump grp_different_types.
657 (compare_access_positions): Prefer scalars and vectors over other
659 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
660 (sra_modify_expr): Use the original also when dealing with a complex
661 or vector group accessed as multiple types.
663 2009-11-30 Richard Henderson <rth@redhat.com>
665 * config/i386/i386.c (avx_vperm2f128_parallel): New.
666 * config/i386/i386-protos.h: Declare it.
667 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
668 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
669 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
670 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
671 (*avx_vperm2f128<mode>_nozero): New.
673 2009-11-30 Richard Henderson <rth@redhat.com>
675 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
676 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
677 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
678 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
679 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
680 (bdesc_args): Add them.
681 (ix86_expand_builtin): Expand them.
682 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
684 2009-11-30 Martin Jambor <mjambor@suse.cz>
687 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
689 2009-11-30 Jakub Jelinek <jakub@redhat.com>
691 * ipa-reference.c (propagate): Only dump bitmaps if computed.
693 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
696 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
697 (new_var_hash): Likewise.
698 (is_in_new_vars_htab): Likewise.
699 (add_to_new_vars_htab): Likewise.
701 2009-11-30 Ira Rosen <irar@il.ibm.com>
703 * tree-vect-stmts.c (vectorizable_assignment): Support
706 2009-11-30 Richard Guenther <rguenther@suse.de>
708 * doc/contrib.texi (Contributors): Add myself.
710 2009-11-30 Richard Guenther <rguenther@suse.de>
712 * tree.c (free_lang_data): Do not set debug_info_level to
715 2009-11-30 Richard Guenther <rguenther@suse.de>
719 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
722 2009-11-30 Richard Guenther <rguenther@suse.de>
724 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
727 2009-11-30 Richard Guenther <rguenther@suse.de>
729 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
730 * tree-pass.h (TDF_NOUID): Likewise.
731 * print-rtl.c: Include tree-pass.h.
732 (print_mem_expr): Pass dump_flags.
733 (print_rtx): Likewise.
734 * print-tree.c: Include tree-pass.h.
735 (print_node_brief): Handle TDF_NOUID.
736 (print_node): Likewise.
737 * tree-pretty-print.c (dump_decl_name): Likewise.
738 (dump_generic_node): Likewise.
739 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
742 2009-11-30 Nick Clifton <nickc@redhat.com>
744 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
745 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
746 stormy16-lib2-count-leading-zeros.c.
747 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
748 __stormy16_count_leading_zeros() into this function.
749 (__ctzhi2): Use __builtin_clz.
750 (__ffshi2): Likewise.
752 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
754 * config/sparc/sparc.c (DF_MODES): Simplify.
755 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
756 (TF_MODES, OF_MODES): Adjust for above change.
757 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
758 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
760 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
762 PR rtl-optimization/41812
763 * fwprop.c (local_md, local_lr): New globals.
764 (process_defs, process_uses): Remove local_md argument. Never
765 consider dead pseudos to have singleton def-use chains.
766 (single_def_use_enter_block): Perform LR simulation.
767 (build_single_def_use_links): Remove local_md local variable.
768 Add DF_NOTE. Allocate local_lr.
769 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
770 * df-problems.c (df_md_scratch): New.
771 (df_md_alloc, df_md_free): Allocate/free it.
772 (df_md_local_compute): Only include live registers in init.
773 (df_md_transfer_function): Prune the in-set computed by
774 the confluence function, and the gen-set too.
776 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
778 PR rtl-optimization/40086
779 * reorg.c (relax_delay_slots): When looking for redundant insn at
780 the branch target, use next_real_insn, not next_active_insn.
782 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
784 * doc/install.texi: Update minimum MPC version to 0.8.
786 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
788 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
789 HONOR_SIGNED_ZEROS final condition.
790 (fnmsubsf4_powerpc_1): Same.
791 (fnmadddf4_fpr_1): Same.
792 (fnmsubdf4_fpr_1): Same.
794 2009-11-29 Ira Rosen <irar@il.ibm.com>
796 PR tree-optimization/42193
797 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
798 to 1 in case of basic block SLP.
799 (vectorizable_load): Likewise.
801 2009-11-28 Jan Hubicka <jh@suse.cz>
803 * cgraph.c (same_body_alias_1): Break out of
804 (same_body_alias): ... here; remove comdat check; it is handled
806 (cgraph_add_thunk): New.
807 (dump_cgraph_node): Dump aliases and thunks.
808 * cgraph.h (cgraph_thunk_info): New structure.
809 (struct cgraph_node): Add thunk info.
810 (cgraph_add_thunk): New.
811 * cgraphunit.c (cgraph_emit_thunks): Remove.
812 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
813 (assemble_thunk): New function.
814 (cgraph_expand_function): Handle thunks.
816 (init_lowered_empty_function): New.
817 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
819 * lto-cgraph.c (lto_output_node): Stream thunk info.
820 (input_node): Likewise.
821 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
822 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
823 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
824 * i386.c (x86_output_mi_thunk): Make output prettier.
826 2009-11-28 Richard Guenther <rguenther@suse.de>
828 PR tree-optimization/42183
829 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
830 address taken. Merge the addressable state of the NRV
831 variable and the result instead of copying it.
833 2009-11-28 Jakub Jelinek <jakub@redhat.com>
835 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
836 malloc_fname variable.
837 (check_allocation_function): Remove unused gsi and bb_level_0
839 (transform_access_sites): Remove unused d_type_size and d_type_size_k
841 * omega.c (resurrect_subs): Remove unused n variable.
842 (omega_solve_geq): Remove unused neweqns variable.
843 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
844 * tree-inline.c (declare_return_variable): Remove USE_P argument,
845 return use instead of var.
846 (remap_decl, remap_block): Remove unused fn variable.
847 (expand_call_inline): Remove unused retvar variable, adjust
848 declare_return_variable caller.
849 (optimize_inline_calls): Remove unused prev_fn variable.
850 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
852 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
854 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
856 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
858 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
859 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
860 parameter. Remove unused par_stmt variable.
861 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
862 (expand_omp_sections): Remove unused l1 variable.
863 (lower_omp_for): Remove unused ilist variable.
864 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
865 Remove unused has_upstream_mem_write_p variable.
866 * recog.c (decode_asm_operands): Remove unused noperands variable.
867 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
869 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
870 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
872 (gen_conditions_for_pow): Remove unused ec variable.
873 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
875 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
877 * tree-ssa-sink.c (statement_sink_location): Remove unused code
879 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
881 * tree-complex.c (create_one_component_var): Remove unused inner_type
883 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
884 unnecessarily when GEN_*CALL omits that argument.
885 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
886 (build_def_use): Remove unused icode variable.
887 * ipa-pure-const.c (check_call): Remove unused callee and avail
889 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
890 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
892 (vect_pattern_recog): Remove unused stmt variable.
893 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
894 new_regions variable.
895 * postreload.c (reload_cse_simplify_operands): Remove unused mode
897 * tree-parloops.c (create_call_for_reduction_1): Remove unused
899 (create_parallel_loop): Remove unused res variable.
900 (gen_parallel_loop): Remove unused nloop variable.
901 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
902 * value-prof.c (gimple_mod_subtract_transform,
903 gimple_stringops_transform): Remove unused value variable.
904 (gimple_stringops_values_to_profile): Remove unused fcode variable.
905 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
906 (vrp_visit_switch_stmt): Remove unused n variable.
907 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
909 (vectorizable_operation): Remove unused shift_p variable.
910 (vectorizable_store): Remove unused first_stmt_vinfo variable.
911 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
912 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
914 (vect_permute_store_chain): Remove unused scalar_dest variable.
915 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
917 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
919 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
921 * optabs.c (expand_binop): Remove unused equiv_value variable.
922 (emit_libcall_block): Remove unused prev variable.
923 (init_optabs): Remove unused int_mode variable.
924 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
926 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
927 (find_func_aliases): Remove unused rhstype variable.
928 (ipa_pta_execute): Remove unused varid variable.
930 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
932 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
934 2009-11-28 David Binderman <dcb314@hotmail.com>
936 * ira-color.c (put_allocno_into_bucket): Remove set but not used
937 local variable hard_regs_num.
938 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
939 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
940 * lower-subreg.c (decompose_multiword_subregs): Remove next.
942 2009-11-27 Martin Jambor <mjambor@suse.cz>
945 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
946 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
947 for vector and complex types.
948 (get_adjustment_for_base): Describe return value in the comment.
950 2009-11-27 Nick Clifton <nickc@redhat.com>
952 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
953 (COUNT_LEADING_ZEROS_0): Likewise.
954 * config/stormy16/stormy16-lib2.c: Arrange for separate
955 compilation of each function.
956 (__ffshi2): New function.
957 (__stormy16_count_leading_zeros): New function.
958 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
959 compile each function into its own object file.
960 (stormy16-lib2-ashlsi3.c): New stub file.
961 (stormy16-lib2-ashrsi3.c): New stub file.
962 (stormy16-lib2-clzhi2.c): New stub file.
963 (stormy16-lib2-count-leading-zeros.c): New stub file.
964 (stormy16-lib2-ctzhi2.c): New stub file.
965 (stormy16-lib2-divsi3.c): New stub file.
966 (stormy16-lib2-ffshi2.c): New stub file.
967 (stormy16-lib2-lshrsi3.c): New stub file.
968 (stormy16-lib2-modsi3.c): New stub file.
969 (stormy16-lib2-parityhi2.c): New stub file.
970 (stormy16-lib2-popcounthi2.c): New stub file.
971 (stormy16-lib2-udivmodsi4.c): New stub file.
972 (stormy16-lib2-udivsi3.c): New stub file.
973 (stormy16-lib2-umodsi3.c): New stub file.
975 2009-11-27 Richard Henderson <rth@redhat.com>
977 * config/i386/sse.md (vec_interleave_highv16qi,
978 vec_interleave_lowv16qi, vec_interleave_highv8hi,
979 vec_interleave_lowv8hi, vec_interleave_highv4si,
980 vec_interleave_lowv4si, vec_interleave_highv2di,
981 vec_interleave_lowv2di, vec_interleave_highv4sf,
982 vec_interleave_lowv4sf, vec_interleave_highv2df,
983 vec_interleave_lowv2df): Remove expanders.
984 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
985 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
986 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
987 Rename to their proper vec_interleave equivalent. Update all users
989 * config/i386/i386.c, config/i386/i386.md: Update all users.
991 2009-11-27 Michael Matz <matz@suse.de>
993 PR rtl-optimization/42084
994 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
995 use it to stop walking.
996 (expand_gimple_cond): Adjust call to above.
998 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1001 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
1002 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
1003 __extension__ to allow cast from function pointer to object
1005 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
1007 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
1009 * config/ia64/itanium1.md: Remove.
1010 * config/ia64/ia64.md: Do not include it.
1011 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1012 "itanium1", and "merced" from the processor alias table.
1013 (clocks, add_cycles): Remove global variables.
1014 (ia64_sched_reorder2): Don't set/use them.
1015 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1016 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1018 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1020 * config/s390/s390.c (last_scheduled_insn): New variable.
1021 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1023 (s390_sched_reorder, s390_sched_variable_issue): New functions.
1024 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1027 2009-11-27 Michael Matz <matz@suse.de>
1030 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
1032 2009-11-27 Richard Guenther <rguenther@suse.de>
1034 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1035 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1036 * loop-init.c (pass_rtl_move_loop_invariants): Use
1037 TV_LOOP_MOVE_INVARIANTS.
1038 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1039 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1040 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1042 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1044 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1046 2009-11-27 Jakub Jelinek <jakub@redhat.com>
1048 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1049 unused insn variable.
1050 * genemit.c (output_peephole2_scratches): Only declare and initialize
1051 _regs_allocated if it will be ever used.
1052 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1054 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1055 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1058 * opts.c (decode_options): If optimize is bigger than 255,
1061 2009-11-26 Richard Henderson <rth@redhat.com>
1063 * config/i386/sse.md (mulv16qi3): Change back from an expander
1064 to an insn-and-split.
1065 (mulv4si): Mention AVX not XOP for AVX exception.
1066 (*sse2_mulv4si3): Likewise.
1067 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
1069 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
1071 * cfgexpand (n_stack_vars_conflict): New static variable.
1072 (triangular_index): Reduce likelyhood of overflow by performing
1073 the division before the multiplication.
1074 (resize_stack_vars_conflict): Call fatal_error if overflow
1075 occurred in triangular_index. Update n_stack_vars_conflict.
1078 * regrename.c (struct du_chain): Remove member earlyclobber.
1079 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1080 all callers changed.
1081 (scan_rtx): Remove argument earlyclobber, all callers changed.
1082 (hide_operands, restore_operands, record_out_operands): New functions,
1083 broken out of build_def_use.
1084 (build_def_use): Call them as necessary.
1086 * regrename.c (struct du_head): New members id, conflicts,
1087 hard_conflicts and cannot_rename.
1088 (enum scan_actions): Remove terminate_all_read and
1089 terminate_overlapping_read; add mark_all_read.
1090 (scan_actions_name): Likewise.
1091 (du_head_p): New typedef. Define a vector type for it.
1092 (id_to_chain): New static variable.
1093 (note_sets, clear_dead_regs): Delete functions.
1094 (free_chain_data): New function.
1095 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1096 Remove argument B, all callers changed.
1097 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1098 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1099 Call free_chain_data when done.
1100 (do_replace): Remove death notes when the renamed reg is set in the
1101 last insn; add them if not.
1102 (mark_conflict, note_sets_clobbers): New static function.
1103 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1105 (scan_rtx_reg): Keep track of conflicts between chains, and between
1106 chains and hard regs. Don't terminate chains when we find a read we
1107 can't handle, mark it unrenameable instead. For terminate_write,
1108 terminate chains that are written with an exact match or a superset
1109 of registers. Set fail_current_block if multi-word lifetimes are too
1111 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1112 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1113 free memory for them when done.
1114 Rearrange the steps so that earlyclobbers are noted before reads
1115 are processed. Add new steps to keep track of hard register lifetimes
1116 outside insn operands.
1118 2009-11-26 Richard Guenther <rguenther@suse.de>
1120 * tree-ssa-dce.c (nr_walks): New variable.
1121 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1122 (perform_tree_ssa_dce): Init nr_walks.
1124 2009-11-26 Michael Matz <matz@suse.de>
1126 PR tree-optimization/41905
1127 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1128 below statements that can't fall thru.
1130 2009-11-26 Michael Matz <matz@suse.de>
1132 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1133 expand_builtin_sprintf): Remove.
1134 (expand_builtin): Don't call them.
1136 2009-11-26 Richard Guenther <rguenther@suse.de>
1138 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1140 2009-11-26 Nick Clifton <nickc@redhat.com>
1142 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1143 being used incorrectly.
1144 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1145 sibcalls, or sibcalls from interrupt functions.
1146 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1147 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1148 for a MEM inside a MEM.
1149 (sibcall_value): Likewise.
1150 (sibcall_internal): New pattern containing old sibcall pattern.
1151 (sibcall_value_internal): Likewise.
1153 2009-11-25 Richard Henderson <rth@redhat.com>
1155 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1156 optional 3rd argument to define the mode.
1157 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1158 (V2UDI, V4USI, V8UHI, V16UQI): New.
1159 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1160 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1161 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1162 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1163 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1164 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1165 (bdesc_args): Add the builtin definitions to match.
1166 (ix86_expand_builtin): Expand them.
1167 (ix86_builtin_vectorization_cost): Rename from
1168 x86_builtin_vectorization_cost.
1169 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1170 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1171 expand_vec_perm_blend, expand_vec_perm_vpermil,
1172 expand_vec_perm_pshufb, expand_vec_perm_1,
1173 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1174 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1175 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1176 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1177 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1178 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1179 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1180 * sse.md (SSEMODE_EO): New.
1181 (vec_extract_even<mode>): Use SSEMODE_EO and
1182 ix86_expand_vec_extract_even_odd.
1183 (vec_extract_odd<mode>): Likewise.
1184 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1185 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1187 2009-11-25 Richard Henderson <rth@redhat.com>
1189 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1190 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1191 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1192 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1193 the vector constant here...
1194 (vect_transform_slp_perm_load): ... do it here instead. Validate
1195 that the permutation vector is implementable by the target.
1197 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1199 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1200 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1202 * print-rtl.c (print_rtx): When printing newline, append
1203 print_rtx_head and indentation after the newline.
1206 * config/i386/i386.c (print_operand): For 32-byte memory use
1207 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1208 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1209 in -masm=intel mode.
1210 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1212 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1213 memory operand in -masm=intel mode.
1214 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1215 *sse2_pinsrw): Likewise.
1216 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1217 q suffix in -masm=intel mode.
1219 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1224 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1225 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1226 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1227 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1228 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1230 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1232 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1234 * config/i386/predicates.md (emms_operation): New predicate.
1235 (vzeroupper_operation): Ditto.
1236 (vzeroall_operation): Improve pattern recognition.
1237 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1238 (avx_vzeroupper): Change insn pattern to expander.
1239 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1241 (*avx_vzeroall): Remove operands 1 and 2.
1242 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1244 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1245 (*mmx_femms): Ditto.
1246 * config/i386/i386.c (enum ix86_builtins)
1247 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1248 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1249 Remove initailization.
1250 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1252 2009-11-25 Paul Brook <paul@codesourcery.com>
1254 * config/arm/arm.md (consttable_4): Handle (high ...).
1256 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1257 Richard Earnshaw <rearnsha@arm.com>
1259 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1260 * arm.c (all_fpus): Use it for floating point units that aren't based
1261 on the VFP architecture.
1262 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1265 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1267 * alias.c: Remove trailing white spaces.
1268 * alloc-pool.c: Likewise.
1269 * alloc-pool.h: Likewise.
1270 * attribs.c: Likewise.
1271 * auto-inc-dec.c: Likewise.
1272 * basic-block.h: Likewise.
1273 * bb-reorder.c: Likewise.
1274 * bt-load.c: Likewise.
1275 * builtins.c: Likewise.
1276 * builtins.def: Likewise.
1277 * c-common.c: Likewise.
1278 * c-common.h: Likewise.
1279 * c-cppbuiltin.c: Likewise.
1280 * c-decl.c: Likewise.
1281 * c-format.c: Likewise.
1282 * c-lex.c: Likewise.
1283 * c-omp.c: Likewise.
1284 * c-opts.c: Likewise.
1285 * c-parser.c: Likewise.
1286 * c-pretty-print.c: Likewise.
1287 * c-tree.h: Likewise.
1288 * c-typeck.c: Likewise.
1289 * caller-save.c: Likewise.
1290 * calls.c: Likewise.
1292 * cfganal.c: Likewise.
1293 * cfgexpand.c: Likewise.
1294 * cfghooks.c: Likewise.
1295 * cfghooks.h: Likewise.
1296 * cfglayout.c: Likewise.
1297 * cfgloop.c: Likewise.
1298 * cfgloop.h: Likewise.
1299 * cfgloopmanip.c: Likewise.
1300 * cfgrtl.c: Likewise.
1301 * cgraph.c: Likewise.
1302 * cgraph.h: Likewise.
1303 * cgraphbuild.c: Likewise.
1304 * cgraphunit.c: Likewise.
1305 * cif-code.def: Likewise.
1306 * collect2.c: Likewise.
1307 * combine.c: Likewise.
1308 * convert.c: Likewise.
1309 * coverage.c: Likewise.
1310 * crtstuff.c: Likewise.
1312 * cselib.c: Likewise.
1313 * dbgcnt.c: Likewise.
1314 * dbgcnt.def: Likewise.
1315 * dbgcnt.h: Likewise.
1316 * dbxout.c: Likewise.
1320 * defaults.h: Likewise.
1321 * df-byte-scan.c: Likewise.
1322 * df-core.c: Likewise.
1323 * df-problems.c: Likewise.
1324 * df-scan.c: Likewise.
1327 * diagnostic.c: Likewise.
1328 * diagnostic.h: Likewise.
1329 * dominance.c: Likewise.
1330 * domwalk.c: Likewise.
1331 * double-int.c: Likewise.
1332 * double-int.h: Likewise.
1334 * dwarf2asm.c: Likewise.
1335 * dwarf2asm.h: Likewise.
1336 * dwarf2out.c: Likewise.
1337 * ebitmap.c: Likewise.
1338 * ebitmap.h: Likewise.
1339 * emit-rtl.c: Likewise.
1340 * et-forest.c: Likewise.
1341 * except.c: Likewise.
1342 * except.h: Likewise.
1343 * expmed.c: Likewise.
1346 * final.c: Likewise.
1347 * flags.h: Likewise.
1348 * fold-const.c: Likewise.
1349 * function.c: Likewise.
1350 * function.h: Likewise.
1351 * fwprop.c: Likewise.
1353 * gcov-dump.c: Likewise.
1354 * gcov-io.c: Likewise.
1355 * gcov-io.h: Likewise.
1358 * genattr.c: Likewise.
1359 * genattrtab.c: Likewise.
1360 * genautomata.c: Likewise.
1361 * genchecksum.c: Likewise.
1362 * genconfig.c: Likewise.
1363 * genflags.c: Likewise.
1364 * gengtype-parse.c: Likewise.
1365 * gengtype.c: Likewise.
1366 * gengtype.h: Likewise.
1367 * genmddeps.c: Likewise.
1368 * genmodes.c: Likewise.
1369 * genopinit.c: Likewise.
1370 * genpreds.c: Likewise.
1371 * gensupport.c: Likewise.
1372 * ggc-common.c: Likewise.
1373 * ggc-page.c: Likewise.
1374 * ggc-zone.c: Likewise.
1376 * gimple-iterator.c: Likewise.
1377 * gimple-low.c: Likewise.
1378 * gimple-pretty-print.c: Likewise.
1379 * gimple.c: Likewise.
1380 * gimple.def: Likewise.
1381 * gimple.h: Likewise.
1382 * gimplify.c: Likewise.
1383 * graphds.c: Likewise.
1384 * graphite-clast-to-gimple.c: Likewise.
1385 * gthr-nks.h: Likewise.
1386 * gthr-posix.c: Likewise.
1387 * gthr-posix.h: Likewise.
1388 * gthr-posix95.h: Likewise.
1389 * gthr-single.h: Likewise.
1390 * gthr-tpf.h: Likewise.
1391 * gthr-vxworks.h: Likewise.
1393 * haifa-sched.c: Likewise.
1394 * hard-reg-set.h: Likewise.
1395 * hooks.c: Likewise.
1396 * hooks.h: Likewise.
1397 * hosthooks.h: Likewise.
1398 * hwint.h: Likewise.
1399 * ifcvt.c: Likewise.
1400 * incpath.c: Likewise.
1401 * init-regs.c: Likewise.
1402 * integrate.c: Likewise.
1403 * ipa-cp.c: Likewise.
1404 * ipa-inline.c: Likewise.
1405 * ipa-prop.c: Likewise.
1406 * ipa-pure-const.c: Likewise.
1407 * ipa-reference.c: Likewise.
1408 * ipa-struct-reorg.c: Likewise.
1409 * ipa-struct-reorg.h: Likewise.
1410 * ipa-type-escape.c: Likewise.
1411 * ipa-type-escape.h: Likewise.
1412 * ipa-utils.c: Likewise.
1413 * ipa-utils.h: Likewise.
1415 * ira-build.c: Likewise.
1416 * ira-color.c: Likewise.
1417 * ira-conflicts.c: Likewise.
1418 * ira-costs.c: Likewise.
1419 * ira-emit.c: Likewise.
1420 * ira-int.h: Likewise.
1421 * ira-lives.c: Likewise.
1424 * lambda-code.c: Likewise.
1425 * lambda-mat.c: Likewise.
1426 * lambda-trans.c: Likewise.
1427 * lambda.h: Likewise.
1428 * langhooks.c: Likewise.
1430 * libgcov.c: Likewise.
1431 * lists.c: Likewise.
1432 * loop-doloop.c: Likewise.
1433 * loop-init.c: Likewise.
1434 * loop-invariant.c: Likewise.
1435 * loop-iv.c: Likewise.
1436 * loop-unroll.c: Likewise.
1437 * lower-subreg.c: Likewise.
1438 * lto-cgraph.c: Likewise.
1439 * lto-compress.c: Likewise.
1440 * lto-opts.c: Likewise.
1441 * lto-section-in.c: Likewise.
1442 * lto-section-out.c: Likewise.
1443 * lto-streamer-in.c: Likewise.
1444 * lto-streamer-out.c: Likewise.
1445 * lto-streamer.c: Likewise.
1446 * lto-streamer.h: Likewise.
1447 * lto-symtab.c: Likewise.
1448 * lto-wpa-fixup.c: Likewise.
1449 * matrix-reorg.c: Likewise.
1451 * mode-switching.c: Likewise.
1452 * modulo-sched.c: Likewise.
1453 * omega.c: Likewise.
1454 * omega.h: Likewise.
1455 * omp-low.c: Likewise.
1456 * optabs.c: Likewise.
1457 * optabs.h: Likewise.
1458 * opts-common.c: Likewise.
1460 * params.def: Likewise.
1461 * params.h: Likewise.
1462 * passes.c: Likewise.
1463 * plugin.c: Likewise.
1464 * postreload-gcse.c: Likewise.
1465 * postreload.c: Likewise.
1466 * predict.c: Likewise.
1467 * predict.def: Likewise.
1468 * pretty-print.c: Likewise.
1469 * pretty-print.h: Likewise.
1470 * print-rtl.c: Likewise.
1471 * print-tree.c: Likewise.
1472 * profile.c: Likewise.
1473 * read-rtl.c: Likewise.
1475 * recog.c: Likewise.
1476 * reg-stack.c: Likewise.
1477 * regcprop.c: Likewise.
1478 * reginfo.c: Likewise.
1479 * regmove.c: Likewise.
1480 * regrename.c: Likewise.
1482 * regstat.c: Likewise.
1483 * reload.c: Likewise.
1484 * reload1.c: Likewise.
1485 * resource.c: Likewise.
1487 * rtl.def: Likewise.
1489 * rtlanal.c: Likewise.
1490 * sbitmap.c: Likewise.
1491 * sched-deps.c: Likewise.
1492 * sched-ebb.c: Likewise.
1493 * sched-int.h: Likewise.
1494 * sched-rgn.c: Likewise.
1495 * sched-vis.c: Likewise.
1496 * sdbout.c: Likewise.
1497 * sel-sched-dump.c: Likewise.
1498 * sel-sched-dump.h: Likewise.
1499 * sel-sched-ir.c: Likewise.
1500 * sel-sched-ir.h: Likewise.
1501 * sel-sched.c: Likewise.
1502 * sel-sched.h: Likewise.
1505 * simplify-rtx.c: Likewise.
1506 * stack-ptr-mod.c: Likewise.
1508 * stor-layout.c: Likewise.
1509 * store-motion.c: Likewise.
1510 * stringpool.c: Likewise.
1511 * stub-objc.c: Likewise.
1512 * sync-builtins.def: Likewise.
1513 * target-def.h: Likewise.
1514 * target.h: Likewise.
1515 * targhooks.c: Likewise.
1516 * targhooks.h: Likewise.
1517 * timevar.c: Likewise.
1518 * tlink.c: Likewise.
1519 * toplev.c: Likewise.
1520 * toplev.h: Likewise.
1521 * tracer.c: Likewise.
1522 * tree-affine.c: Likewise.
1523 * tree-affine.h: Likewise.
1524 * tree-browser.def: Likewise.
1525 * tree-call-cdce.c: Likewise.
1526 * tree-cfg.c: Likewise.
1527 * tree-cfgcleanup.c: Likewise.
1528 * tree-chrec.c: Likewise.
1529 * tree-chrec.h: Likewise.
1530 * tree-complex.c: Likewise.
1531 * tree-data-ref.c: Likewise.
1532 * tree-data-ref.h: Likewise.
1533 * tree-dfa.c: Likewise.
1534 * tree-dump.c: Likewise.
1535 * tree-dump.h: Likewise.
1536 * tree-eh.c: Likewise.
1537 * tree-flow-inline.h: Likewise.
1538 * tree-flow.h: Likewise.
1539 * tree-if-conv.c: Likewise.
1540 * tree-inline.c: Likewise.
1541 * tree-into-ssa.c: Likewise.
1542 * tree-loop-distribution.c: Likewise.
1543 * tree-loop-linear.c: Likewise.
1544 * tree-mudflap.c: Likewise.
1545 * tree-nested.c: Likewise.
1546 * tree-nomudflap.c: Likewise.
1547 * tree-nrv.c: Likewise.
1548 * tree-object-size.c: Likewise.
1549 * tree-optimize.c: Likewise.
1550 * tree-outof-ssa.c: Likewise.
1551 * tree-parloops.c: Likewise.
1552 * tree-pass.h: Likewise.
1553 * tree-phinodes.c: Likewise.
1554 * tree-predcom.c: Likewise.
1555 * tree-pretty-print.c: Likewise.
1556 * tree-profile.c: Likewise.
1557 * tree-scalar-evolution.c: Likewise.
1558 * tree-ssa-address.c: Likewise.
1559 * tree-ssa-alias.c: Likewise.
1560 * tree-ssa-ccp.c: Likewise.
1561 * tree-ssa-coalesce.c: Likewise.
1562 * tree-ssa-copy.c: Likewise.
1563 * tree-ssa-copyrename.c: Likewise.
1564 * tree-ssa-dce.c: Likewise.
1565 * tree-ssa-dom.c: Likewise.
1566 * tree-ssa-dse.c: Likewise.
1567 * tree-ssa-forwprop.c: Likewise.
1568 * tree-ssa-ifcombine.c: Likewise.
1569 * tree-ssa-live.c: Likewise.
1570 * tree-ssa-live.h: Likewise.
1571 * tree-ssa-loop-ch.c: Likewise.
1572 * tree-ssa-loop-im.c: Likewise.
1573 * tree-ssa-loop-ivcanon.c: Likewise.
1574 * tree-ssa-loop-ivopts.c: Likewise.
1575 * tree-ssa-loop-manip.c: Likewise.
1576 * tree-ssa-loop-niter.c: Likewise.
1577 * tree-ssa-loop-prefetch.c: Likewise.
1578 * tree-ssa-loop-unswitch.c: Likewise.
1579 * tree-ssa-loop.c: Likewise.
1580 * tree-ssa-math-opts.c: Likewise.
1581 * tree-ssa-operands.c: Likewise.
1582 * tree-ssa-operands.h: Likewise.
1583 * tree-ssa-phiopt.c: Likewise.
1584 * tree-ssa-phiprop.c: Likewise.
1585 * tree-ssa-pre.c: Likewise.
1586 * tree-ssa-propagate.c: Likewise.
1587 * tree-ssa-reassoc.c: Likewise.
1588 * tree-ssa-sccvn.c: Likewise.
1589 * tree-ssa-sink.c: Likewise.
1590 * tree-ssa-structalias.c: Likewise.
1591 * tree-ssa-ter.c: Likewise.
1592 * tree-ssa-threadedge.c: Likewise.
1593 * tree-ssa-threadupdate.c: Likewise.
1594 * tree-ssa-uncprop.c: Likewise.
1595 * tree-ssa.c: Likewise.
1596 * tree-ssanames.c: Likewise.
1597 * tree-switch-conversion.c: Likewise.
1598 * tree-tailcall.c: Likewise.
1599 * tree-vect-data-refs.c: Likewise.
1600 * tree-vect-generic.c: Likewise.
1601 * tree-vect-loop-manip.c: Likewise.
1602 * tree-vect-loop.c: Likewise.
1603 * tree-vect-patterns.c: Likewise.
1604 * tree-vect-slp.c: Likewise.
1605 * tree-vect-stmts.c: Likewise.
1606 * tree-vectorizer.c: Likewise.
1607 * tree-vectorizer.h: Likewise.
1608 * tree-vrp.c: Likewise.
1610 * tree.def: Likewise.
1612 * treestruct.def: Likewise.
1613 * unwind-compat.c: Likewise.
1614 * unwind-dw2-fde-glibc.c: Likewise.
1615 * unwind-dw2.c: Likewise.
1616 * value-prof.c: Likewise.
1617 * value-prof.h: Likewise.
1618 * var-tracking.c: Likewise.
1619 * varasm.c: Likewise.
1620 * varpool.c: Likewise.
1623 * vmsdbgout.c: Likewise.
1625 * xcoffout.c: Likewise.
1627 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1629 * pa.c (output_call): Only use sr4 for long interspace calls if
1630 call binds local and generating non PIC code.
1631 (attr_length_call): Adjust length calculation for above.
1633 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1636 (add<mode>3_carry): Change operand order of plus RTX.
1637 (*add<mode>3_carry): Ditto.
1638 (*addsi3_carry_zext): Ditto.
1639 (*add<dwi>3_doubleword): Update for changed operand order.
1640 (*negti2_1 splitter): Ditto.
1641 (*negdi2_1 splitter): Ditto.
1642 (<plusminus_insn><mode>3_carry): Macroize expander from
1643 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1644 (*<plusminus_insn><mode>3_carry): Macroize insn from
1645 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1646 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1647 patterns using SDWIM mode iterator.
1648 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1649 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1650 using DWIH mode iterator.
1651 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1652 using SWI mode iterator.
1653 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1654 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1655 patterns using SWIM mode iterator.
1656 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1657 patterns using SWI248 mode iterator.
1658 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1659 patterns using SWI mode iterator.
1660 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1661 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1663 2009-11-24 Michael Matz <matz@suse.de>
1665 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1667 2009-11-24 David Binderman <dcb314@hotmail.com>
1669 * expr.c (store_field): Remove set but not used local variable
1671 (expand_expr_real_2): Remove treeop2.
1672 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1673 * haifa-sched.c (max_issue): Remove points.
1674 (sched_create_recovery_edges): Remove e.
1675 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1677 2009-11-24 Nick Clifton <nickc@redhat.com>
1679 * config/v850/v850.c (function_arg): Fix handling of zero-length
1682 2009-11-24 Michael Matz <matz@suse.de>
1684 * tree.h (union tree_ann_d): Don't declare.
1685 (tree_base): Remove ann field.
1686 (struct var_ann_d): Declare forward.
1687 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1688 (DECL_VAR_ANN_PTR): New macro.
1689 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1690 accept only VAR, PARM or RESULT decls.
1691 (create_tree_common_ann): Remove.
1692 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1693 * tree-eh.c (lookup_expr_eh_lp): Remove.
1694 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1696 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1697 * tree-flow.h (enum tree_ann_type): Remove.
1698 (struct tree_ann_common_d): Remove.
1699 (struct var_ann_d): Remove common field.
1700 (union tree_ann_d): Remove.
1701 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1702 (tree_common_ann, get_tree_common_ann, ann_type,
1703 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1704 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1705 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1706 * builtins.c (expand_builtin_memcpy): Use
1707 currently_expanding_gimple_stmt instead of tree annotation.
1708 (expand_builtin_memset_args): Ditto.
1709 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1710 (expand_call_stmt): Don't set tree annotation.
1711 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1712 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1713 * gimple.h (currently_expanding_gimple_stmt): Declare.
1715 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1717 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1718 useless NOTE_VAR_LOCATION_STATUS call.
1719 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1721 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1723 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1724 being called recursively.
1726 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1728 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1729 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1731 2009-11-24 Paul Brook <paul@codesourcery.com>
1733 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1736 2009-11-24 Julian Brown <julian@codesourcery.com>
1737 Paul Brook <paul@codesourcery.com>
1739 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1740 (arm_dwarf_register_span): New function.
1741 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1743 2009-11-24 David Binderman <dcb314@hotmail.com>
1745 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1746 local variable bb_note.
1747 * dominance.c (get_dominated_by): Likewise local var n.
1748 (output_file_names): Likewise local var idx.
1749 (add_location_or_const_value_attribute): Likewise local var status.
1750 * dwarf2out.c (gen_variable_die): Likewise local var field.
1751 * emit-rtl.c (no_line_numbers): Remove.
1752 (init_emit_once): Remove line_numbers parameter.
1753 * rtl.h (init_emit_once): Adjust prototype.
1754 * toplev.c (backend_init): Adjust init_emit_once call.
1756 2009-11-24 Richard Guenther <rguenther@suse.de>
1758 PR tree-optimization/42142
1759 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1760 Handle iv-dependent (non-)kills properly.
1761 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1762 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1764 2009-11-24 Martin Jambor <mjambor@suse.cz>
1766 PR tree-optimization/42154
1767 * tree-sra.c (struct access): Added comments.
1768 (sra_modify_expr): Build references to the old aggregate with
1769 build_ref_for_offset instead of reusing access->expr.
1770 (load_assign_lhs_subreplacements): Likewise.
1772 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1774 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1776 (sub<mode>3_carry): Ditto.
1777 (x86_mov<mode>cc_0_m1): Ditto.
1778 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1779 for ix86_carry_flag_operator operator predicate.
1780 (*sub<mode>3_carry): Ditto.
1781 (*x86_mov<mode>cc_0_m1): Ditto.
1782 (*addsi3_carry_zext): Use VOIDmode match_operator for
1783 ix86_carry_flag_operator operator predicate.
1784 (*subsi3_carry_zext): Ditto.
1785 (*x86_mov<mode>cc_0_m1_s): Ditto.
1786 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1787 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1788 check operator sub-expressions for FLAGS_REG and const0_rtx.
1789 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1790 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1791 (ix86_expand_int_addcc): Update calls to
1792 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1793 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1794 Do not set mode of compare operation.
1796 2009-11-23 Jan Hubicka <jh@suse.cz>
1799 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1802 2009-11-23 Jan Hubicka <jh@suse.cz>
1804 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1805 wrong profile updates.
1806 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1807 having largest frequency.
1808 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1809 used uninitalized warning.
1810 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1813 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1815 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1816 of gen_rtx_REG to generate operand 5.
1817 (*cmp_ssub_sidi): Ditto.
1819 2009-11-23 Richard Henderson <rth@redhat.com>
1821 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1824 2009-11-23 Paul Brook <paul@codesourcery.com>
1826 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1827 case for noreturn functions.
1828 (arm_compute_save_reg_mask): Remove special noreturn handling.
1830 2009-11-23 Richard Guenther <rguenther@suse.de>
1832 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1833 size for DECL bases.
1835 2009-11-22 Richard Henderson <rth@redhat.com>
1837 * i386.c (avx_vpermilp_parallel): New function.
1838 * i386-protos.h: Declare it.
1839 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1840 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1841 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1842 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1843 (vpermilbits): Remove.
1844 (avx_vpermil<mode>): Change insns to expanders.
1845 (*avx_vpermil<mode>): New. Use vec_select.
1847 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1849 * opts.c (decode_options): Don't enable flag_schedule_insns
1850 when optimizing for size.
1851 * doc/invoke.texi: Document change.
1853 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1856 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1857 of scratch register to SImode.
1858 (*cmp_sadd_sidi): Ditto.
1859 (*cmp_ssub_si): Ditto.
1860 (*cmp_ssub_sidi): Ditto.
1862 2009-11-21 Ian Lance Taylor <iant@google.com>
1864 * Makefile.in (HOST_LIBS): Move higher in file.
1865 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1866 is not empty, set to $(CC) and $(CFLAGS).
1868 2009-11-22 Martin Jambor <mjambor@suse.cz>
1870 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1871 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1872 (verify_gimple_call): Verify LHS also with with
1873 verify_types_in_gimple_reference.
1875 2009-11-21 Martin Jambor <mjambor@suse.cz>
1878 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1879 (splice_param_accesses): Check all accesses by calling
1880 access_precludes_ipa_sra_p.
1881 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1882 not convert types if it is true.
1883 (sra_ipa_modify_assign): Convert types in case of mismatch.
1885 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1887 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1890 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1892 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1893 (mips_mulsidi3_gen_fn): Declare new function.
1894 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1895 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1896 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1897 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1898 (mulsidi3_64bit_dmul): New define_insn.
1900 2009-11-21 Ben Elliston <bje@au.ibm.com>
1902 * gengtype-lex.l: Enable noinput flex option.
1903 (YY_NO_INPUT): Remove define.
1905 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1907 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1908 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1909 (insert_debug_temps_for_defs): Handle PHI nodes.
1910 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1913 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1915 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1916 after remove_phi_node.
1918 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1920 PR tree-optimization/42078
1921 * gimple.h (gimple_replace_lhs): New declaration.
1922 * gimple.c (gimple_replace_lhs): New function.
1923 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1926 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1928 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1929 (xop_mulv2div2di3_low): Same.
1930 (*xop_pmacsdqh_mem): Same.
1932 2009-11-20 Richard Henderson <rth@redhat.com>
1934 * config/i386/i386-builtin-types.awk: New file.
1935 * config/i386/i386-builtin-types.def: New file.
1936 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1937 * config/i386/i386.c: Include it.
1938 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1939 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1940 (struct builtin_isa): Remove GTY marker. Replace tree type with
1941 ix86_builtin_func_type; add set_and_not_built_p.
1942 (def_builtin): Change type parameter to tcode; use
1943 ix86_get_builtin_func_type; update all callers. Accept zero mask
1944 to mean the builtin is unconditionally available.
1945 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1947 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1948 Update some users to rationalized enumeration codes from new include.
1949 (enum multi_arg_type): Remove. Replace all enumeration values
1950 with defines to new ix86_builtin_func_type.
1951 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1952 all type resolution to def_builtin.
1953 (ix86_init_builtin_types): Split out from ...
1954 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1956 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1959 * config/rs6000/rs6000.c (struct machine_function): Revert
1960 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1961 (rs6000_expand_to_rtl_hook): Ditto.
1962 (rs6000_check_vector_mode): Ditto.
1963 (compute_vrsave_mask): Ditto.
1965 2009-11-20 Paul Brook <paul@codesourcery.com>
1967 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1968 * config/arm/arm-cores.def: Add cortex-a5.
1969 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1970 * config/arm/arm-tune.md: Regenerate.
1972 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1975 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1976 (ref_pos): New field in structure.
1977 (insert_new_var_in_stmt): New function.
1980 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1982 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1983 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1984 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1985 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1986 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1987 INT_LEAST64_TYPE): Define.
1988 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1989 UINT_LEAST64_TYPE): Define.
1990 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1991 INT_FAST64_TYPE): Define.
1992 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1993 UINT_FAST64_TYPE): Define.
1994 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1996 2009-11-20 Julian Brown <julian@codesourcery.com>
1998 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1999 specially for Thumb-1.
2000 (ASM_OUTPUT_REG_POP): Likewise.
2002 2009-11-19 Jason Merrill <jason@redhat.com>
2004 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2006 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2007 Rafael Avila de Espindola <espindola@google.com>
2009 * doc/plugins.texi (Plugin initialization): Added advices for
2010 retrieving the version of GCC at plugin compilation and loading times.
2012 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2014 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2015 (dump_active_plugins): output to file everything. Use
2016 internationalized dump & FMT_FOR_PLUGIN_EVENT.
2018 2009-11-19 Richard Guenther <rguenther@suse.de>
2020 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
2021 around truth-valued expressions.
2022 * tree.c (free_lang_data): Untangle check for LTO frontend.
2024 2009-11-19 Jakub Jelinek <jakub@redhat.com>
2026 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
2027 of cgraph_node_for_decl.
2028 * cgraph.h (cgraph_node_for_decl): Remove prototype.
2029 * cgraph.c (cgraph_node_for_decl): Remove.
2030 (cgraph_get_node): Just return NULL if !cgraph_hash.
2032 2009-11-19 Paul Brook <paul@codesourcery.com>
2034 * config.gcc: Add new ARM --with-fpu options.
2035 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2036 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2038 2009-11-18 Richard Guenther <rguenther@suse.de>
2040 * gimple.h (union gimple_statement_d): Add gsmembase member.
2041 (gimple_vuse_op): Use gsmembase for access.
2042 (gimple_vdef_op): Likewise.
2043 (gimple_vuse): Likewise.
2044 (gimple_vdef): Likewise.
2045 (gimple_vuse_ptr): Likewise.
2046 (gimple_vdef_ptr): Likewise.
2047 (gimple_set_vuse): Likewise.
2048 (gimple_set_vdef): Likewise.
2049 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2051 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2053 * doc/arm-neon-intrinsics.texi: Regenerated.
2055 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2057 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2059 2009-11-18 Paul Brook <paul@codesourcery.com>
2060 Daniel Jacobowitz <dan@codesourcery.com>
2062 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2063 (arm_arch7em): New variable.
2064 (all_architectures): Add armv7e-m.
2065 (arm_override_options): Set arm_arch7em.
2066 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2067 Include arm_arch7em.
2068 (arm_arch7em): Declare.
2070 2009-11-18 Richard Guenther <rguenther@suse.de>
2072 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2073 a valid field decl if checking is enabled.
2075 2009-11-18 Martin Jambor <mjambor@suse.cz>
2077 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2078 (lto_ipa_fixup_call_notes): Declare.
2079 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2080 (update_call_notes_after_inlining): Copy call stmt uid to the new
2082 (ipa_write_param_call_note): New function.
2083 (ipa_read_param_call_note): New function
2084 (ipa_write_node_info): Write also param call notes. Removed a bogus
2085 comment, reformatted to fit 80 columns.
2086 (ipa_read_node_info): Read also param call notes. Removed a bogus
2087 comment. Remove ipa_edge_args_vector growth.
2088 (lto_ipa_fixup_call_notes): New function.
2089 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2090 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2091 inlining regardless of flag_wpa.
2092 (cgraph_decide_inlining_of_small_functions): Likewise.
2093 (cgraph_decide_inlining): Likewise.
2094 (inline_read_summary): Likewise.
2096 2009-11-18 Jan Hubicka <jh@suse.cz>
2098 * predict.c (compute_function_frequency): Export.
2099 * predict.h (compute_function_frequency): Declare.
2100 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2102 2009-11-18 Martin Jambor <mjambor@suse.cz>
2104 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2105 on all nodes we write summaries for.
2107 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2110 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2111 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2112 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2113 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2114 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2115 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2116 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2119 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2121 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2123 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2126 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2128 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2130 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2131 cgraph_materialize_all_clones): Handle same_body aliases.
2132 * cgraph.c (cgraph_allocate_node): New function.
2133 (cgraph_create_node): Use it.
2134 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2135 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2136 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2138 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2139 (input_node): Stream in same_body aliases.
2140 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2141 for same_body aliases.
2142 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2144 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2147 * config/darwin.h: Use the extension stub libraries to access
2148 current libgcc_s features.
2150 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2153 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2154 (vect_transform_loop): Call it.
2156 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2158 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2161 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2165 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2167 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2168 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2169 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2170 (sese_bad_liveouts_use): New.
2171 (sese_reset_debug_liveouts_bb): New.
2172 (sese_build_liveouts): Use it.
2173 (rename_variables_in_stmt): Reset debug stmts rather than creating
2175 (expand_scalar_variable_stmt): Likewise.
2177 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2179 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2180 (df_ref_remove): Likewise.
2182 2009-11-17 Jan Hubicka <jh@suse.cz>
2184 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2187 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2189 * toplev.c (process_options): Remove dead code.
2190 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2192 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2194 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2197 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2199 PR tree-optimization/41857
2200 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2201 TYPE's address space instead of pointer to TYPE.
2203 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2205 * reload.c (find_reloads_address): Fix typo.
2207 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2209 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2210 registers in leaf functions if possible.
2212 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2214 * config/m68k/m68k-devices.def: Add MCF5441x family.
2216 2009-11-17 Jan Hubicka <jh@suse.cz>
2218 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2220 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2222 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2224 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2225 nest ior expressions.
2226 (x86_64_szext_nonmemory_operand): Ditto.
2227 (call_insn_operand): Ditto.
2229 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2231 * stmt.c (expand_asm_stmt): Get locus from stmt.
2233 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2235 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2236 Create the decl label for the new dest block on demand. Require
2237 a fallthrough edge if no asm labels were redirected.
2239 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2242 operand 1 predicate.
2243 (cstoresi4): Ditto for operand 2.
2244 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2245 patterns using SDWIM mode iterator.
2246 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2247 using SWIM mode iterator.
2248 (cmpdi_1): Rename from cmpdi_1_rex64.
2249 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2250 SWI48 mode iterator.
2251 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2252 using SWI mode iterator.
2253 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2254 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2255 (*cmpqi_ext_3_insn): Make private.
2256 (*cmpqi_ext_3_insn_rex64): Make private.
2257 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2258 * config/i386/predicates.md (cmpsi_operand): Remove.
2260 2009-11-16 Paul Brook <paul@codesourcery.com>
2262 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2263 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2265 2009-11-14 Jan Hubicka <jh@suse.cz>
2267 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2269 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2270 zero out all callees.
2271 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2272 frequency and count match.
2273 * ipa-inline.c (update_noncloned_frequencies): New function.
2274 (cgraph_clone_inlined_nodes): Use it.
2275 * tree-inline.c (copy_bb): Fix frequency scaling; output
2276 diagnostic on frequency mismatches to dump file.
2277 (initialize_cfun): Do not scale frequency; fix count scaling;
2278 initialize entry and exit block frequencies; copy profile info.
2279 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2280 (copy_body): Use frequency_scale as argument.
2281 (expand_call_inline): Compute frequency scale and output diagnostic
2283 (delete_unreachable_blocks_update_callgrah): Remove checking that
2284 has to be done after edge redirection.
2285 (tree_function_versioning): Update initialize_cfun and copy_body call.
2287 2009-11-14 Jan Hubicka <jh@suse.cz>
2289 * cgraph.c (cgraph_release_function_body): Update use of
2290 ipa_transforms_to_apply.
2291 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2292 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2293 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2295 (cgraph_materialize_clone): Remove original if dead.
2296 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2297 ipa_transforms_to_apply hack.
2298 * function.h (struct function): Add ipa_transforms_to_apply.
2299 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2300 * tree-inline.c (copy_bb): Update sanity check.
2301 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2302 (expand_call_inline): remove dead clone originals.
2303 (tree_function_versioning): Merge transformation queues.
2304 * passes.c (add_ipa_transform_pass): Remove.
2305 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2307 (execute_all_ipa_transforms): Update.
2308 (execute_one_pass): Update.
2310 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2312 PR target/21078, 21080
2313 * config/avr/avr.c (avr_return_addr_rtx): New function for
2314 builtin_return_address.
2315 (expand_prologue): Calculate stack usage.
2316 (avr_asm_function_end_prologue): Output stack size and offset label.
2317 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2318 (machine_function): Add stack_usage.
2319 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2321 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2323 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2324 new 'outgoing' argument.
2325 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2326 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2327 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2328 iq2000_function_value_regno_p.
2329 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2330 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2333 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2336 * arm.md (adddi_sesidi_di): Place tied contraint first.
2337 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2338 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2339 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2340 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2341 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2342 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2343 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2344 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2345 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2347 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/predicates.md (call_register_no_elim_operand):
2350 New predicate. Reject stack register as valid call operand
2352 (call_insn_operand): Use call_register_no_elim_operand.
2354 2009-11-13 Richard Henderson <rth@redhat.com>
2356 * function.c (stack_protect_prologue): Don't bypass expand_expr
2357 for stack_protect_guard and guard_decl.
2358 (stack_protect_epilogue): Likewise.
2360 2009-11-13 Jan Hubicka <jh@suse.cz>
2362 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2363 when to PUBLIC is set.
2365 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2368 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2371 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2375 *call_value_1): Use "lsm" as operand 1 constraint.
2376 * config/i386/predicates.md (call_insn_operand): Depend on
2377 index_register_operand to avoid %esp register.
2379 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2382 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2385 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2386 (TARGET_CALL_ESP): New define.
2387 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2389 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2390 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2391 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2393 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2394 New patterns, use "lsm" as operand 1 constraint.
2395 * config/i386/predicates.md (call_insn_operand): Depend on
2396 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2398 2009-11-13 Jason Merrill <jason@redhat.com>
2401 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2402 Don't emit a second declaration at any scope.
2404 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2406 PR rtl-optimization/41697
2407 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2408 a conditional jump has a single successor.
2410 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2412 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2413 allocate reg_last when in case lazy_reg_last is true.
2414 (init_deps_reg_last): New.
2415 (free_deps): When max_reg is 0, this context is already freed.
2416 * sched-int.h (init_deps_reg_last): Export.
2417 (init_deps): Update prototype.
2418 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2419 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2420 * ddg.c (build_intra_loop_deps): Likewise.
2421 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2422 reset_deps_context, deps_init_id): Likewise.
2423 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2424 (free_data_for_scheduled_insn): New, break down from ...
2425 (free_first_time_insn_data): ... here.
2426 (has_dependence_p): Allocate reg_last now, when it is needed.
2427 (extend_insn_data): When maximal LUID is big enough, allocate
2428 per-insn data in smaller chunks.
2429 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2430 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2433 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/i386.md (call_value): Fix comment.
2436 (sibcall_value): Ditto.
2438 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2440 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2441 (MD_FROB_UPDATE_CONTEXT): Define.
2443 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2444 Laurent GUERBY <laurent@guerby.net>
2446 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2447 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2448 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2450 2009-11-12 Jan Hubicka <jh@suse.cz>
2452 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2453 and clear DECL_COMMON on localized declarations.
2455 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2458 * regrename.c (struct du_head): New structure; some elements moved
2460 (struct du_chain): ... this one.
2461 (open_chains, closed_chains): Now of type struct du_head *.
2462 (do_replace): Accept du_head argument, not du_chain. All callers
2463 changed. Modified code to match new data structures.
2464 (build_def_use): Return a list of du_head structures. Modified code
2465 to match new data structures.
2466 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2467 callers changed. Modified code to match new data structures.
2468 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2469 callers changed. Modified code to match new data structures.
2470 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2471 Allocate a du_head structure as well as a du_chain when creating a
2472 new chain. Modified other code to match new data structures.
2474 2009-11-12 Jan Hubicka <jh@suse.cz>
2476 * cgraph.h (varpool_node_name): Declare.
2477 * cgraphunit.c (process_function_and_variable_attributes): Set
2478 force_output flag on used variables.
2479 * ipa.c (function_and_variable_visibility): Dump externally visible
2480 and needed variables.
2481 * varpool.c (varpool_node_name): Export.
2482 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2485 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2488 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2489 processing if XEXP (x, i) is NULL.
2491 2009-11-12 Jan Hubicka <jh@suse.cz>
2493 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2494 imply PUBLIC || EXTERNAL.
2496 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2499 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2500 single successor block, ending with jump created by RTL expander.
2502 2009-11-11 Jan Hubicka <jh@suse.cz>
2505 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2506 and WEAK variables at -fwhole-program.
2509 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2510 functions/variables are not needed even if they are externally visible.
2512 2009-11-11 Jan Hubicka <jh@suse.cz>
2514 (patch by Richard Guenther)
2515 * lto-streamer-out.c (output_function): Output head of argument list
2517 * lto-streamer-in.c (input_function): Re-map arguments into merged
2520 2009-11-11 Jan Hubicka <jh@suse.cz>
2522 * lto-cgraph.c: Include gcov-io.h
2523 (output_profile_summary): New function.
2524 (output_cgraph): Use it.
2525 (input_profile_summary): New function.
2526 (input_cgraph): Use it.
2527 * coverage.c (build_ctr_info_value): Use varpool; initalize
2528 DECL_ASSEMBLER_NAME.
2529 (create_coverage): Likewise.
2530 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2531 (tree_init_edge_profiler): Likewise.
2532 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2534 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2536 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2537 * c-pragma.c (def_pragma_macro_value): Likewise.
2538 (def_pragma_macro): Likewise.
2539 (pushed_macro_table): Likewise.
2540 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2541 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2543 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2545 * doc/plugins.texi (Registering custom attributes): section
2546 renamed as (Registering custom attributes or pragmas).
2547 Mentions custom attributes & pragmas, and c_register_pragma, with
2549 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2551 * doc/extend.texi (Function Attributes): Mentions that plugin can
2552 provide their attributes.
2554 2009-11-11 Jon Beniston <jon@beniston.com>
2556 * config.gcc: Add lm32 elf and uclinux targets.
2557 * config/lm32: New directory.
2558 * config/lm32/lm32.c: New file.
2559 * config/lm32/lm32.h: New file.
2560 * config/lm32/lm32.md: New file.
2561 * config/lm32/lm32.opt: New file.
2562 * config/lm32/lm32-protos.h: New file.
2563 * config/lm32/constraints.md: New file.
2564 * config/lm32/predicates.md: New file.
2565 * config/lm32/sfp-machine.h: New file.
2566 * config/lm32/t-fprules-softfp: New file.
2567 * config/lm32/uclinux-elf.h: New file.
2568 * doc/invoke.texi: Document lm32 options.
2569 * doc/contrib.texi: Document lm32 porter.
2570 * doc/install.texi: Document lm32 targets.
2572 2009-11-11 Martin Jambor <mjambor@suse.cz>
2575 * ipa-prop.c (ipa_update_after_lto_read): Call
2576 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2577 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2579 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2581 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2582 (neon_expand_vector_init): Use them. Also handle non-constant
2583 vectors with identical elements and vectors with only one
2584 non-constant element.
2585 (arm_print_operand): Handle 'y' modifier.
2586 * config/arm/arm-protos.h (neon_make_constant): Declare.
2587 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2588 patterns. Use VX instead of VDQW for the first one. Allow
2589 a VFP alternative and V32 modes for the second one.
2590 * config/arm/neon.ml (shape_elt): Add Alternatives.
2591 (ops): Use Alternatives for vdup lane instructions.
2592 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2593 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2595 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2597 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2599 (movti, mov<mode>): Call force_reg on one operand if required.
2600 * config/arm/vec-common.md (mov<mode>): Likewise.
2602 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2604 * config/arm/arm.c (arm_override_options): Enable scheduling for
2607 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2611 * expr.h (anti_adjust_stack_and_probe): Declare.
2612 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2613 parameter and rewrite head comment.
2614 (allocate_dynamic_stack_space): Adjust call to above function.
2615 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2617 * tree.h (dwarf2out_args_size): Delete.
2618 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2619 (dwarf2out_args_size_adjust): Delete prototype and move around.
2620 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2621 ACCUMULATE_OUTGOING_ARGS targets.
2623 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2625 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2626 DECL_SIZE of DECL_RESULT before evaluating it.
2628 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2630 PR tree-optimization/41987
2631 * fold-const.c (const_binop): Avoid using fold_buildN().
2633 2009-11-10 Martin Jambor <mjambor@suse.cz>
2635 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2636 (execute_all_ipa_stmt_fixups): Declare.
2637 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2638 * ipa-inline.c (pass_ipa_inline): Likewise.
2639 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2640 * ipa-reference.c (pass_ipa_reference): Likewise.
2641 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2642 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2643 (pass_ipa_lto_finish_out): Likewise.
2644 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2645 * passes.c (execute_ipa_stmt_fixups): New function.
2646 (execute_all_ipa_stmt_fixups): New function.
2647 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2649 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2652 * explow.c (probe_stack_range): Fix typo.
2653 * config/sparc/sparc.md (probe_stack): New expander.
2655 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2657 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2659 2009-11-09 Jason Merrill <jason@redhat.com>
2661 * gdbinit.in (pgq): New function for printing gimple sequence.
2663 2009-11-09 Paul Brook <paul@codesourcery.com>
2664 Daniel Jacobowitz <dan@codesourcery.com>
2665 Sandra Loosemore <sandra@codesourcery.com>
2667 * doc/extend.texi (Half-Precision): Update wording to reflect
2668 that there are now multiple -mfpu options that enable fp16
2670 * doc/invoke.texi: Update list of ARM -mfpu= options.
2671 * config.gcc: Update ARM --with-fpu option list.
2672 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2673 vfpv3xd and vfpv3xd-fp16.
2674 (use_vfp_abi): New function.
2675 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2677 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2678 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2679 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2680 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2682 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2684 (arm_print_operand): Handle 'p' modifier.
2685 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2687 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2688 (TARGET_FP16): Define.
2689 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2690 does not provide them.
2691 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2692 double-precision values on a single-precision FPU.
2693 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2694 double-precision constants.
2695 (movhf_vfp_neon): New pattern (was movhf_vfp).
2696 (movhf_vfp): Remove NEON instructions.
2697 * config/arm/constraints.md: Add new "Dy" constraint for
2698 double-precision constants. Update description of "Dv".
2699 * config/arm/arm.md: Disable double-precision patterns if the FPU
2700 does not provide them
2702 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2704 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2705 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2708 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2710 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2712 * configure.ac (--with-plugin-ld): New. Default to ld.
2713 * configure: Regenerated.
2714 * config.in: Likewise.
2716 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2717 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2719 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2721 * config/openbsd-stdint.h: Change to reflect what
2722 c_common_nodes_and_builtins expects.
2724 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2726 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2728 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2731 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2732 function contains at least one local dynamic name.
2733 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2734 here if that happens.
2736 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2737 Joern Rennecke <amylaar@spamcop.net>
2739 * cfgrtl.c (pass_free_cfg): Add pass name.
2740 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2741 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2742 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2743 * df-core.c (pass_df_initialize_no_opt): Likewise.
2744 * except.c (pass_rtl_eh): Likewise.
2745 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2746 * gcse.c (pass_rtl_pre): Change pass name.
2747 * passes.c (pass_postreload): Add pass name.
2748 (make_pass_instance): Don't use duplicate-tracking logic for
2749 names starting with '*'.
2750 (next_pass_1): Assert that pass has a name.
2751 (register_one_dump_file): If there is an space in the name,
2753 * predict.c (pass_strip_predict_hints): Add pass name.
2754 * reg-stack.c (pass_stack_regs): Likewise.
2755 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2756 * tree-cfg.c (pass_warn_function_return,
2757 pass_warn_function_noreturn): Add pass name.
2758 * tree-dfa.c (pass_referenced_vars): Likewise.
2759 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2760 Fix whitespace before comment.
2761 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2762 (pass_init_datastructures): Add pass name.
2763 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2764 * tree-ssa.c (pass_early_warn_uninitialized,
2765 pass_late_warn_uninitialized): Likewise.
2766 * tree.c (pass_ipa_free_lang_data): Likewise.
2767 * doc/passes.texi (pass manager): Document how to disambiguate
2770 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2772 * df-problems.c: Fix documentation for forward simulation of LR.
2773 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2774 (df_simulate_finalize_forwards): Remove.
2775 * df.h (df_simulate_finalize_forwards): Remove.
2777 2009-11-08 Richard Guenther <rguenther@suse.de>
2779 * tree-ssa-structalias.c (build_succ_graph): Properly make
2780 variables escape if they are stored to anything.
2782 2009-11-08 Richard Guenther <rguenther@suse.de>
2784 PR rtl-optimization/41928
2785 * loop-invariant.c (free_loop_data): If we didn't allocate
2786 loop data do not try to free it.
2788 2009-11-07 Jason Merrill <jason@redhat.com>
2790 * tree.c (reconstruct_complex_type): Preserve attributes.
2792 2009-11-07 Richard Guenther <rguenther@suse.de>
2794 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2795 to anything only to variables that can take pointers.
2796 (get_constraint_for_ssa_var): Properly exclude full
2797 variables from expanding.
2798 (first_vi_for_offset): Avoid overflow in arithmetic.
2799 (first_or_preceding_vi_for_offset): Likewise.
2800 (count_num_arguments): Fix implementation.
2801 (gate_ipa_pta): Do not run when not optimizing.
2803 2009-11-07 David Binderman <dcb314@hotmail.com>
2805 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2806 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2807 set but not used variables.
2808 (apply_args_reg_offset): Comment out as unused.
2809 * calls.c (flags_from_decl_or_type): Likewise.
2810 * genautomata.c (check_regexp_units_distribution): Likewise.
2812 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2814 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2815 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2816 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2817 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2818 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2819 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2820 operand alternatives.
2822 2009-11-06 Michael Matz <matz@suse.de>
2825 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2826 of a potential reciprocal to really be reciprocals.
2828 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2830 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2831 lwpintrin.h after immintrin.h.
2832 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2836 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2837 or non-constant index, allow index one past the last element and
2838 allow exceeding array bound in arrays that might be used as flexible
2841 2009-11-05 Richard Henderson <rth@redhat.com>
2843 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2845 2009-11-05 Paul Brook <paul@codesourcery.com>
2847 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2848 (arm_fpu_desc): New.
2849 (all_fpus): Add FPU details.
2850 (fp_model_for_fpu): Remove.
2851 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2852 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2853 (arm_file_start): Use arm_fpu_desc.
2854 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2855 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2857 (TARGET_FPA_EMU2): Define.
2858 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2859 (vfp_reg_type, arm_fpu_desc): New.
2860 * config/arm/arm.md (attr fpu): Simplify.
2861 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2862 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2863 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2864 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2865 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2867 2009-11-05 Michael Matz <matz@suse.de>
2869 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2871 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2874 2009-11-04 Jason Merrill <jason@redhat.com>
2877 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2878 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2879 (output_constant): Avoid crash after error.
2881 2009-11-05 Martin Jambor <mjambor@suse.cz>
2883 * tree-sra.c (struct access): Changed comment of next_sibling field.
2884 (analyze_modified_params): Loop over accesses of a group rather than
2885 over all with the ame base, pass a common bitmap to
2887 (unmodified_by_ref_scalar_representative): Build link lists of
2888 accesses of a group.
2889 (splice_param_accesses): Likewise.
2891 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2893 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2895 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2899 * config/i386/i386.md (probe_stack): New expander.
2900 (logical operation peepholes): Do not split stack checking probes.
2902 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2903 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2905 * doc/invoke.texi (-mlwp): Add documentation.
2906 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2907 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2908 (x86_64-*-*): Ditto.
2909 * config/i386/lwpintrin.h: New file, provide x86 compiler
2910 intrinisics for LWP.
2911 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2912 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2913 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2915 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2916 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2917 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2918 (OPTION_MASK_ISA_LWP_UNSET): New.
2919 (ix86_handle_option): Handle -mlwp.
2920 (isa_opts): Handle -mlwp.
2921 (enum pta_flags): Add PTA_LWP.
2922 (override_options): Add LWP support.
2923 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2924 (IX86_BUILTIN_LLWPCB32): Ditto.
2925 (IX86_BUILTIN_LLWPCB64): Ditto.
2926 (IX86_BUILTIN_SLWPCB16): Ditto.
2927 (IX86_BUILTIN_SLWPCB32): Ditto.
2928 (IX86_BUILTIN_SLWPCB64): Ditto.
2929 (IX86_BUILTIN_LWPVAL16): Ditto.
2930 (IX86_BUILTIN_LWPVAL32): Ditto.
2931 (IX86_BUILTIN_LWPVAL64): Ditto.
2932 (IX86_BUILTIN_LWPINS16): Ditto.
2933 (IX86_BUILTIN_LWPINS32): Ditto.
2934 (IX86_BUILTIN_LWPINS64): Ditto.
2935 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2936 (builtin_description): Ditto.
2937 (ix86_init_mmx_sse_builtins): Ditto.
2938 (ix86_expand_special_args_builtin): Ditto.
2939 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2941 (UNSPEC_SLWP_INTRINSIC): Ditto.
2942 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2943 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2944 (lwp_llwpcbhi1): New lwp pattern.
2945 (lwp_llwpcbsi1): Ditto.
2946 (lwp_llwpcbdi1): Ditto.
2947 (lwp_slwpcbhi1): Ditto.
2948 (lwp_slwpcbsi1): Ditto.
2949 (lwp_slwpcbdi1): Ditto.
2950 (lwp_lwpvalhi3): Ditto.
2951 (lwp_lwpvalsi3): Ditto.
2952 (lwp_lwpvaldi3): Ditto.
2953 (lwp_lwpinshi3): Ditto.
2954 (lwp_lwpinssi3): Ditto.
2955 (lwp_lwpinsdi3): Ditto.
2957 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2958 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2961 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2964 2009-11-04 Richard Guenther <rguenther@suse.de>
2965 Rafael Avila de Espindola <espindola@google.com>
2967 * gcc.c (process_command): Handle arguments name@offset.
2969 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2970 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2972 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2973 (x86_64-*-*): Ditto.
2974 * config/i386/xopintrin.h: New file, provide common x86 compiler
2975 intrinisics for XOP.
2976 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2977 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2978 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2980 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2981 * config/i386/i386.opt (-mxop): New switch for XOP support.
2982 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2983 (UNSPEC_XOP_TRUEFALSE)
2984 (UNSPEC_XOP_PERMUTE)
2985 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2986 (PPERM_*): New constants for vpperm instruction.
2987 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2988 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2989 (OPTION_MASK_ISA_XOP_UNSET): New.
2990 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2991 (ix86_handle_option): Handle -mxop.
2992 (isa_opts): Handle -mxop.
2993 (enum pta_flags): Add PTA_XOP.
2994 (override_options): Add XOP support.
2995 (print_operand): Add code for XOP compare instructions.
2996 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2997 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2999 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
3000 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
3001 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
3002 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
3003 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
3004 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
3005 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
3007 (IX86_BUILTIN_VPCMOV256): Ditto.
3008 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
3009 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3010 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3011 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3012 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3013 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3015 (IX86_BUILTIN_VPPERM): Ditto.
3017 (IX86_BUILTIN_VPMACSSWW): Ditto.
3018 (IX86_BUILTIN_VPMACSWW): Ditto.
3019 (IX86_BUILTIN_VPMACSSWD): Ditto.
3020 (IX86_BUILTIN_VPMACSWD): Ditto.
3021 (IX86_BUILTIN_VPMACSSDD): Ditto.
3022 (IX86_BUILTIN_VPMACSDD): Ditto.
3023 (IX86_BUILTIN_VPMACSSDQL): Ditto.
3024 (IX86_BUILTIN_VPMACSSDQH): Ditto.
3025 (IX86_BUILTIN_VPMACSDQL): Ditto.
3026 (IX86_BUILTIN_VPMACSDQH): Ditto.
3027 (IX86_BUILTIN_VPMADCSSWD): Ditto.
3028 (IX86_BUILTIN_VPMADCSWD): Ditto.
3030 (IX86_BUILTIN_VPHADDBW): Ditto.
3031 (IX86_BUILTIN_VPHADDBD): Ditto.
3032 (IX86_BUILTIN_VPHADDBQ): Ditto.
3033 (IX86_BUILTIN_VPHADDWD): Ditto.
3034 (IX86_BUILTIN_VPHADDWQ): Ditto.
3035 (IX86_BUILTIN_VPHADDDQ): Ditto.
3036 (IX86_BUILTIN_VPHADDUBW): Ditto.
3037 (IX86_BUILTIN_VPHADDUBD): Ditto.
3038 (IX86_BUILTIN_VPHADDUBQ): Ditto.
3039 (IX86_BUILTIN_VPHADDUWD): Ditto.
3040 (IX86_BUILTIN_VPHADDUWQ): Ditto.
3041 (IX86_BUILTIN_VPHADDUDQ): Ditto.
3042 (IX86_BUILTIN_VPHSUBBW): Ditto.
3043 (IX86_BUILTIN_VPHSUBWD): Ditto.
3044 (IX86_BUILTIN_VPHSUBDQ): Ditto.
3046 (IX86_BUILTIN_VPROTB): Ditto.
3047 (IX86_BUILTIN_VPROTW): Ditto.
3048 (IX86_BUILTIN_VPROTD): Ditto.
3049 (IX86_BUILTIN_VPROTQ): Ditto.
3050 (IX86_BUILTIN_VPROTB_IMM): Ditto.
3051 (IX86_BUILTIN_VPROTW_IMM): Ditto.
3052 (IX86_BUILTIN_VPROTD_IMM): Ditto.
3053 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3055 (IX86_BUILTIN_VPSHLB): Ditto.
3056 (IX86_BUILTIN_VPSHLW): Ditto.
3057 (IX86_BUILTIN_VPSHLD): Ditto.
3058 (IX86_BUILTIN_VPSHLQ): Ditto.
3059 (IX86_BUILTIN_VPSHAB): Ditto.
3060 (IX86_BUILTIN_VPSHAW): Ditto.
3061 (IX86_BUILTIN_VPSHAD): Ditto.
3062 (IX86_BUILTIN_VPSHAQ): Ditto.
3064 (IX86_BUILTIN_VFRCZSS): Ditto.
3065 (IX86_BUILTIN_VFRCZSD): Ditto.
3066 (IX86_BUILTIN_VFRCZPS): Ditto.
3067 (IX86_BUILTIN_VFRCZPD): Ditto.
3068 (IX86_BUILTIN_VFRCZPS256): Ditto.
3069 (IX86_BUILTIN_VFRCZPD256): Ditto.
3071 (IX86_BUILTIN_VPCOMEQUB): Ditto.
3072 (IX86_BUILTIN_VPCOMNEUB): Ditto.
3073 (IX86_BUILTIN_VPCOMLTUB): Ditto.
3074 (IX86_BUILTIN_VPCOMLEUB): Ditto.
3075 (IX86_BUILTIN_VPCOMGTUB): Ditto.
3076 (IX86_BUILTIN_VPCOMGEUB): Ditto.
3077 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3078 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3080 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3081 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3082 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3083 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3084 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3085 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3086 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3087 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3089 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3090 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3091 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3092 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3093 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3094 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3095 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3096 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3098 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3099 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3100 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3101 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3102 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3103 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3104 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3105 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3107 (IX86_BUILTIN_VPCOMEQB): Ditto.
3108 (IX86_BUILTIN_VPCOMNEB): Ditto.
3109 (IX86_BUILTIN_VPCOMLTB): Ditto.
3110 (IX86_BUILTIN_VPCOMLEB): Ditto.
3111 (IX86_BUILTIN_VPCOMGTB): Ditto.
3112 (IX86_BUILTIN_VPCOMGEB): Ditto.
3113 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3114 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3116 (IX86_BUILTIN_VPCOMEQW): Ditto.
3117 (IX86_BUILTIN_VPCOMNEW): Ditto.
3118 (IX86_BUILTIN_VPCOMLTW): Ditto.
3119 (IX86_BUILTIN_VPCOMLEW): Ditto.
3120 (IX86_BUILTIN_VPCOMGTW): Ditto.
3121 (IX86_BUILTIN_VPCOMGEW): Ditto.
3122 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3123 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3125 (IX86_BUILTIN_VPCOMEQD): Ditto.
3126 (IX86_BUILTIN_VPCOMNED): Ditto.
3127 (IX86_BUILTIN_VPCOMLTD): Ditto.
3128 (IX86_BUILTIN_VPCOMLED): Ditto.
3129 (IX86_BUILTIN_VPCOMGTD): Ditto.
3130 (IX86_BUILTIN_VPCOMGED): Ditto.
3131 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3132 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3134 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3135 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3136 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3137 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3138 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3139 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3140 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3141 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3143 (enum multi_arg_type): New enum for describing the various XOP
3144 intrinsic argument types.
3145 (bdesc_multi_arg): New table for XOP intrinsics.
3146 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3147 (ix86_expand_multi_arg_builtin): New function for creating XOP
3150 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3151 (xop_pmacsww): Ditto.
3152 (xop_pmacssww): Ditto.
3153 (xop_pmacsdd): Ditto.
3154 (xop_pmacssdd): Ditto.
3155 (xop_pmacssdql): Ditto.
3156 (xop_pmacssdqh): Ditto.
3157 (xop_pmacsdql): Ditto.
3158 (xop_pmacsdql_mem): Ditto.
3159 (xop_mulv2div2di3_low): Ditto.
3160 (xop_pmacsdqh): Ditto.
3161 (xop_pmacsdqh_mem): Ditto.
3162 (xop_mulv2div2di3_high): Ditto.
3163 (xop_pmacsswd): Ditto.
3164 (xop_pmacswd): Ditto.
3165 (xop_pmadcsswd): Ditto.
3166 (xop_pmadcswd): Ditto.
3167 (xop_pcmov_<mode>): Ditto.
3168 (xop_pcmov_<mode>256): Ditto.
3169 (xop_phaddbw): Ditto.
3170 (xop_phaddbd): Ditto.
3171 (xop_phaddbq): Ditto.
3172 (xop_phaddwd): Ditto.
3173 (xop_phaddwq): Ditto.
3174 (xop_phadddq): Ditto.
3175 (xop_phaddubw): Ditto.
3176 (xop_phaddubd): Ditto.
3177 (xop_phaddubq): Ditto.
3178 (xop_phadduwd): Ditto.
3179 (xop_phadduwq): Ditto.
3180 (xop_phaddudq): Ditto.
3181 (xop_phsubbw): Ditto.
3182 (xop_phsubwd): Ditto.
3183 (xop_phsubdq): Ditto.
3185 (rotl<mode>3): Ditto.
3186 (rotr<mode>3): Ditto.
3187 (xop_rotl<mode>3): Ditto.
3188 (xop_rotr<mode>3): Ditto.
3189 (vrotr<mode>3): Ditto.
3190 (vrotl<mode>3): Ditto.
3191 (xop_vrotl<mode>3): Ditto.
3192 (vlshr<mode>3): Ditto.
3193 (vashr<mode>3): Ditto.
3195 (xop_ashl<mode>3): Ditto.
3196 (xop_lshl<mode>3): Ditto.
3197 (ashlv16qi3): Ditto.
3198 (lshlv16qi3): Ditto.
3199 (ashrv16qi3): Ditto.
3201 (xop_frcz<mode>2): Ditto.
3202 (xop_vmfrcz<mode>2): Ditto.
3203 (xop_frcz<mode>2256): Ditto.
3204 (xop_maskcmp<mode>3): Ditto.
3205 (xop_maskcmp_uns<mode>3): Ditto.
3206 (xop_maskcmp_uns2<mode>3): Ditto.
3207 (xop_pcom_tf<mode>3): Ditto.
3209 * doc/invoke.texi (-mxop): Add documentation.
3210 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3212 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3215 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3216 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3217 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3219 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3222 * arm.md (peephole2 patterns for move and compare): New.
3224 2009-11-04 Nick Clifton <nickc@redhat.com>
3226 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3227 Make sure that it does not allow CONST_DOUBLEs.
3228 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3229 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3230 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3231 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3232 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3233 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3234 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3235 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3236 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3237 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3238 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3239 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3240 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3241 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3242 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3244 2009-11-04 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/41919
3247 * tree-vrp.c (test_for_singularity): Properly compare values.
3249 2009-11-04 Revital Eres <eres@il.ibm.com>
3251 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3252 Consider peeling for alignment only for stores and remove
3253 redundant assignment.
3255 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3258 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3259 (m68k_ok_for_sibcall_p): Handle different result return locations.
3261 2009-11-04 Richard Guenther <rguenther@suse.de>
3263 * c-opts.c (c_common_post_options): Move LTO option processing
3265 * opts.c (decode_options): ... here.
3267 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3269 * c-common.c (fold_offsetof_1): Use %wd instead of
3270 HOST_WIDE_INT_PRINT_DEC.
3272 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3274 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3277 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3279 * config.gcc (vax-*-linux*): Keep the original contents of
3280 tmake_file while adding vax/t-linux.
3282 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3286 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3287 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3288 (STACK_CHECK_MOVING_SP): Likewise.
3289 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3290 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3291 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3292 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3293 Document PROBE_STACK.
3294 * explow.c (anti_adjust_stack_and_probe): New function.
3295 (allocate_dynamic_stack_space): Do not directly allocate space if
3296 STACK_CHECK_MOVING_SP, instead invoke above function.
3297 (emit_stack_probe): Handle probe_stack insn.
3298 (PROBE_INTERVAL): New macro.
3299 (STACK_GROW_OPTAB): Likewise.
3300 (STACK_GROW_OFF): Likewise.
3301 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3302 loop condition in the small constant case. Rewrite in the general
3303 case to be immune to wraparounds. Make sure the address of probes
3304 is valid. Try to use [base + disp] addressing mode if possible.
3305 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3306 checking is enabled and STACK_CHECK_MOVING_SP.
3307 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3308 return 1 for volatile references to the stack pointer.
3309 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3310 __builtin_alloca if stack checking is enabled.
3311 * unwind-dw2.c (uw_identify_context): Take into account whether the
3312 context is that of a signal frame or not.
3313 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3314 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3316 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3318 PR rtl-optimization/41917
3319 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3320 operand isn't known to be 0, return 1.
3322 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3324 * config/mips/mips.md: Fix typos.
3326 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3328 * doc/invoke.texi: Fix typo.
3330 2009-11-03 Paul Brook <paul@codesourcery.com>
3332 * config/arm/neon.ml (vectype): Add T_floatSF.
3333 (string_of_vectype): Ditto.
3334 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3335 (deftypes): Use float for float32_t.
3336 * config/arm/arm_neon.h: Regenerate.
3338 2009-11-03 Nick Clifton <nickc@redhat.com>
3339 Kevin Buettner <kevinb@redhat.com>
3341 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3342 order of expected registers.
3343 (rx_load_multiple_vector): Likewise.
3344 (rx_rtsd_vector): Likewise.
3345 * config/rx/rx.c (rx_cpu_type): New variable.
3346 (rx_print_operand): Fix bug printing 64-bit constant values.
3347 (rx_emit_stack_pushm): Reverse order of pushed registers.
3348 (gen_rx_store_vector): Likewise.
3349 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3351 (is_exception_func): Rename to is_interrupt_func and only accept
3352 "interrupt" as the attribute name.
3353 (rx_get_stack_layout): Use new function name.
3354 (rx_func_attr_inlinable): Likewise.
3355 (rx_attribute_table): Remove "exception".
3356 (rx_expand_prologue): If necessary push the accumulator register
3357 in the prologue of interrupt functions.
3358 (rx_expand_epilogue): If necessary pop the accumulator.
3359 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3360 (rx_expand_builtin_stz): Remove.
3361 (rx_expand_builtin_mvtipl): New function.
3362 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3363 (rx_expand_builtin): Likewise.
3364 (rx_enable_fpu): New variable.
3365 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3366 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3367 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3368 (enum rx_cpu_types): Define.
3369 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3370 (INCOMING_FRAME_SP_OFFSET): Define.
3371 (ARG_POINTER_CFA_OFFSET): Define.
3372 (FRAME_POINTER_CFA_OFFSET): Define.
3373 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3374 (ALLOW_RX_FPU_INSNS): Define.
3375 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3376 fast_math_flags_set_p.
3377 (UNSPEC_BUILTIN_MVTIPL): Define.
3378 (revl): Rename to bswapsi2.
3379 (bswaphi2): New pattern.
3380 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3381 (mvtaclo): Likewise.
3383 (mvtc): Remove clobber of cc0.
3386 * config/rx/rx.opt (mieee): Remove.
3391 (msave-acc-in-interrupts): Add.
3392 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3393 (MULTILIB_DIRS): Likewise.
3394 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3395 * doc/extend.texi: Remove description of "exception" function
3397 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3398 -msave-acc-in-interrupts options.
3400 2009-11-03 Richard Guenther <rguenther@suse.de>
3402 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3404 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3407 * c-common.c (fold_offsetof_1): Issue errors when the member
3408 designator of the offsetof expression is not legitimate.
3410 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3412 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3413 names instead of numerical constants.
3414 (sse_prologue_save): Ditto.
3415 (*sse_prologue_save_insn): Ditto.
3417 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3420 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3421 (TARGET_CALL_ESP): New define.
3422 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3424 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3425 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3426 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3428 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3429 New patterns, use "lsm" as operand 1 constraint.
3430 * config/i386/predicates.md (call_insn_operand): Depend on
3431 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3433 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3435 PR tree-optimization/41857
3436 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3437 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3439 * tree-ssa-address.c (move_hint_to_base): New function.
3440 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3441 address space associated with TYPE.
3442 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3443 most_expensive_mult_to_index. Call move_hint_to_base.
3444 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3445 TYPE to addr_to_parts.
3447 2009-11-02 Martin Jambor <mjambor@suse.cz>
3449 PR tree-optimization/41750
3450 * tree-sra.c (analyze_modified_params): Loop over all
3451 representatives of components of a parameter.
3453 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3455 PR tree-optimization/41841
3456 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3457 local variables of not yet materialized clones.
3460 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3461 for a VOIDmode variable.
3464 * c-pragma.c (visstack): Change into vector of ints rather than
3465 enum symbol_visibility.
3466 (push_visibility): Add kind argument, push default_visibility together
3468 (pop_visibility): Add kind argument, return true if successful, fail
3469 if visibility stack is empty or if stack top is of different kind.
3470 (handle_pragma_visibility): Don't check length of visstack, instead
3471 call pop_visibility and issue diagnostics if it failed. Pass 0
3472 as last argument to push_visibility and pop_visibility.
3473 * c-pragma.h (push_visibility): Add kind argument.
3474 (pop_visibility): Likewise. Return bool instead of void.
3476 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3478 * tree.def (TARGET_MEM_REF): Update comment.
3479 * alias.c (get_alias_set): Retrieve the original memory reference for
3480 a TARGET_MEM_REF before proceeding.
3482 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3484 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3485 frv_function_value_regno_p): New functions.
3486 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3487 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3488 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3489 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3491 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3493 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3494 new 'outgoing' argument.
3495 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3496 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3497 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3498 LIBCALL_VALUE): Remove.
3499 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3500 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3501 (mh10300_function_value_regno_p): Declare.
3503 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3505 * config/arm/cortex-a9.md: New - integer pipeline description.
3507 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3509 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3510 aborting if the sizes of the two references don't match.
3512 2009-10-31 Toon Moene <toon@moene.org>
3514 * ipa-inline.c (cgraph_decide_inlining):
3515 Include reason for not inlining called-once functions in dump file.
3517 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3519 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3520 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3521 (LINK_SPEC): BE_LINK_SPEC added.
3523 2009-10-30 Richard Guenther <rguenther@suse.de>
3526 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3528 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3530 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3531 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3534 2009-10-30 Martin Jambor <mjambor@suse.cz>
3536 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3538 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3541 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3542 first. Move assert on stack_alignment_estimated just before
3543 setting stack_realign_needed.
3544 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3545 Don't call update_stack_boundary.
3547 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3548 (verride_options): Don't check ix86_force_align_arg_pointer here.
3549 (ix86_function_ok_for_sibcall): Use it.
3550 (ix86_update_stack_boundary): Likewise.
3552 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3554 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3556 * arm.md (QHSI): New mode iterator.
3557 (movqi): If generating for thumb, then truncate any immediate to
3559 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3561 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3564 2009-10-29 Cary Coutant <ccoutant@google.com>
3567 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3568 locations in the source).
3569 (store_vcall_insn): New function.
3570 (lookup_vcall_insn): New function.
3571 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3572 (dwarf2out_copy_call_info): New function.
3573 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3574 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3575 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3576 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3577 (debug_nothing_rtx_rtx): New dummy hook.
3578 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3579 (xcoff_debug_hooks): Likewise.
3580 * sdbout.c (sdb_debug_hooks): Likewise.
3581 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3583 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3585 * doc/invoke.texi (mmcount-ra-address): Document new command line
3587 * config/mips/mips.opt (mmcount-ra-address): New option.
3588 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3590 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3592 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3593 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3595 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3596 mips_function_profiler.
3598 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3602 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3603 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3604 * optc-gen.awk (cl_target_option_restore): Include call to
3605 targetm.override_options_after_change.
3606 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3607 * target.h (override_options_after_change): New.
3608 * c-common.c (parse_optimize_options): Call
3609 targetm.override_options_after_change.
3610 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3611 (ia64_override_options_after_change): New.
3612 (ia64_override_options) Add call to above.
3614 2009-10-29 Michael Matz <matz@suse.de>
3616 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3617 (gate_convert_to_rsqrt): Ditto.
3618 (pass_convert_to_rsqrt): Ditto.
3619 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3620 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3623 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3625 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3627 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3630 2009-10-29 Martin Jambor <mjambor@suse.cz>
3632 PR tree-optimization/41775
3633 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3634 (generate_subtree_copies): Do not unshare agg.
3635 (load_assign_lhs_subreplacements): Do not unshare rhs.
3636 (sra_modify_assign): Do not unshare exprs.
3637 (propagate_subacesses_accross_link): Renamed to
3638 propagate_subaccesses_across_link.
3640 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3642 * arm.c (count_insns_for_constant): Rework to support counting for
3643 thumb2 immediates as well.
3644 (find_best_start): Split out from arm_gen_constant.
3645 (arm_gen_constant): Rework to support XOR with immediate.
3647 2009-10-29 Chao-ying Fu <fu@mips.com>
3649 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3651 (mips_expand_synci_loop): Use the length rtx to control the
3652 synci loop from the begin rtx that points to the first byte of
3655 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3657 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3659 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3661 * dbxout.c (dbxout_common_check): Accept non public trees.
3662 * dwarf2out.c (fortran_common): Accept non public trees.
3664 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3666 * common.opt (fuse-linker-plugin): New option.
3667 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3669 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3671 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3673 PR rtl-optimization/39715
3674 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3675 (gen_cstoresi_ltu_thumb1): New splitter.
3677 2009-10-28 Richard Guenther <rguenther@suse.de>
3681 * tree-ssa.c (useless_type_conversion_p): Do not treat
3682 conversions to pointers to incomplete types as useless.
3683 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3686 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3688 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3689 vt_expand_loc unnecessarily when location is not a register nor
3693 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3694 fields don't have DECL_NAME.
3697 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3698 call convert_memory_address on addr.
3701 * config/i386/i386.c (ix86_pic_register_p): Don't call
3702 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3704 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3706 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3707 a variable part from its REG, MEM or VALUE.
3709 2009-10-28 Richard Guenther <rguenther@suse.de>
3711 * gimple.c (gimple_get_alias_set): Fix comment typo.
3713 2009-10-28 Richard Guenther <rguenther@suse.de>
3715 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3716 (free_lang_data): Unconditionally compute alias sets for all
3717 standard integer types. Bail out if gate bailed out previously.
3718 Do not reset the types_compatible_p langhook.
3719 (gate_free_lang_data): Remove.
3720 (struct pass_ipa_free_lang_data): Enable unconditionally.
3721 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3724 2009-10-28 Richard Guenther <rguenther@suse.de>
3727 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3728 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3729 (call_may_clobber_ref_p_1): Likewise.
3730 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3731 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3733 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3735 PR rtl-optimization/41812
3738 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3740 * df-problems.c (df_md_scratch): New.
3741 (df_md_alloc, df_md_free): Allocate/free it.
3742 (df_md_local_compute): Only include live registers in init.
3743 (df_md_transfer_function): Prune the in-set computed by
3744 the confluence function, and the gen-set too.
3746 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3748 PR rtl-optimization/39715
3749 * combine.c (simplify_comparison): Use extensions to
3750 widen comparisons. Try an ANDing first.
3752 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3754 PR rtl-optimization/40741
3755 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3756 a small constant is cheap.
3757 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3758 force_reg on the LHS.
3759 (xorsi3): Likewise, and split the XOR if the constant is complex
3760 and not in Thumb mode.
3762 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3764 * expmed.c (emit_store_flag): Check costs before
3765 transforming to the opposite representation.
3767 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3769 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3770 cstore result to DImode.
3772 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3774 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3775 inside the unspec vector.
3777 2009-10-27 Richard Henderson <rth@redhat.com>
3779 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3781 2009-10-27 Richard Henderson <rth@redhat.com>
3784 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3785 eh_region_may_contain_throw; update users.
3786 (eh_region_may_contain_throw): New function.
3787 (lower_catch): Check flag_exceptions before creating exception region.
3788 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3789 (lower_cleanup): Tidy existing flag_exceptions check to match.
3791 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3794 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3795 * config/i386/mingw.opt: Add fset-stack-executable.
3796 * config/i386/i386.c (ix86_trampoline_init): Make call to
3797 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3798 defined and its value is not zero.
3801 2009-10-27 Richard Guenther <rguenther@suse.de>
3803 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3804 handle calls to externally visible functions like in regular mode.
3805 (create_variable_info_for): Do not create function infos here.
3806 (have_alias_info): Remove write-only variable.
3807 (solve_constraints): New function split out from common code
3808 in compute_points_to_sets and ipa_pta_execute.
3809 (compute_points_to_sets): Adjust.
3810 (ipa_pta_execute): Likewise. Handle clones and externally visible
3811 functions like in non-IPA mode.
3813 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3816 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3819 2009-10-27 Richard Guenther <rguenther@suse.de>
3821 * tree-complex.c (expand_complex_div_wide): Check for
3822 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3824 2009-10-27 Revital Eres <eres@il.ibm.com>
3826 PR tree-optimization/40648
3827 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3828 Change decision of when to peel for alignment.
3830 2009-10-27 Richard Guenther <rguenther@suse.de>
3833 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3835 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3838 * fold-const.c (fold_binary_loc): Do not call
3839 protected_set_expr_location.
3841 2009-10-27 Wei Guozhi <carrot@google.com>
3844 * target.h (have_conditional_execution): Add a new target hook
3846 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3847 * targhooks.h (default_have_conditional_execution): Likewise.
3848 * targhooks.c (default_have_conditional_execution): Likewise.
3849 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3850 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3851 (arm_have_conditional_execution): New function.
3852 * ifcvt.c (noce_process_if_block, find_if_header,
3853 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3854 macro HAVE_conditional_execution to a target hook call.
3855 * recog.c (peephole2_optimize): Likewise.
3856 * sched-rgn.c (add_branch_dependences): Likewise.
3857 * final.c (asm_insn_count, final_scan_insn): Likewise.
3858 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3860 2009-10-26 Ben Elliston <bje@au.ibm.com>
3861 Michael Meissner <meissner@linux.vnet.ibm.com>
3862 Ulrich Weigand <uweigand@de.ibm.com>
3864 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3865 * config/spu/spu_cache.h: New file.
3867 * config/spu/cachemgr.c: New file.
3868 * config/spu/cache.S: New file.
3870 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3871 (ADDR_SPACE_EA): Define.
3872 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3873 * config/spu/spu.c (EAmode): New macro.
3874 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3875 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3876 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3877 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3878 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3879 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3880 (TARGET_ASM_SELECT_SECTION): Likewise.
3881 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3882 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3883 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3884 (ea_symbol_ref): New function.
3885 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3886 (spu_addr_space_legitimate_address_p): New function.
3887 (spu_addr_space_legitimize_address): Likewise.
3888 (cache_fetch): New global.
3889 (cache_fetch_dirty): Likewise.
3890 (ea_alias_set): Likewise.
3891 (ea_load_store): New function.
3892 (ea_load_store_inline): Likewise.
3893 (expand_ea_mem): Likewise.
3894 (spu_expand_mov): Handle __ea qualified memory references.
3895 (spu_addr_space_pointer_mode): New function.
3896 (spu_addr_space_address_mode): Likewise.
3897 (spu_addr_space_subset_p): Likewise.
3898 (spu_addr_space_convert): Likewise.
3899 (spu_section_type_flags): Handle "._ea" section.
3900 (spu_select_section): New function.
3901 (spu_unique_section): Likewise.
3902 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3903 and __EA64__ predefined macros.
3904 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3905 -matomic-updates switches.
3907 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3908 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3909 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3910 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3911 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3912 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3913 $(T)cache128k.o): Likewise.
3914 ($(T)libgcc_%.a): Likewise.
3916 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3917 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3918 (-maddress-space-conversion): Likewise.
3919 (-mcache-size=): Likewise.
3920 (-matomic-updates): Likewise.
3921 * doc/invoke.texi (-mea32/-mea64): Document.
3922 (-maddress-space-conversion): Likewise.
3923 (-mcache-size=): Likewise.
3924 (-matomic-updates): Likewise.
3926 2009-10-26 Ben Elliston <bje@au.ibm.com>
3927 Michael Meissner <meissner@linux.vnet.ibm.com>
3928 Ulrich Weigand <uweigand@de.ibm.com>
3930 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3932 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3933 defined, add the named address space keywords.
3934 (c_addr_space_name): New function.
3935 (complete_array_type): Preserve named address space.
3936 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3937 instead of targetm.valid_pointer_mode.
3939 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3940 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3941 (ADDR_SPACE_KEYWORD): New macro.
3942 (c_addr_space_name): Add prototype.
3944 * c-tree.h (struct c_declspecs): Add address_space member.
3945 (declspecs_add_addrspace): Add prototype.
3947 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3949 * c-parser.c (c_parse_init): Add assertion.
3950 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3951 (c_lex_one_token): Handle address space keywords.
3952 (c_token_starts_typename): Likewise.
3953 (c_token_starts_declspecs): Likewise.
3954 (c_parser_declspecs): Likewise.
3955 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3956 literal within function qualified with named address space.
3958 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3959 address space qualifiers.
3960 (shadow_tag_warned): Warn about useless address space qualifiers.
3961 (quals_from_declspecs): Handle address space qualifiers.
3962 (grokdeclarator): Likewise.
3963 (build_null_declspecs): Likewise.
3964 (declspecs_add_addrspace): New function.
3966 * c-typeck.c (addr_space_superset): New function.
3967 (qualify_type): Handle named address spaces.
3968 (composite_type): Likewise.
3969 (common_pointer_type): Likewise.
3970 (comp_target_types): Likewise.
3971 (build_conditional_expr): Likewise.
3972 (handle_warn_cast_qual): Likewise.
3973 (build_c_cast): Likewise.
3974 (convert_for_assignment): Likewise.
3975 (build_binary_op): Likewise.
3976 (pointer_diff): Handle named address spaces. Use intermediate
3977 integer type of sufficient size if required.
3979 2009-10-26 Ben Elliston <bje@au.ibm.com>
3980 Michael Meissner <meissner@linux.vnet.ibm.com>
3981 Ulrich Weigand <uweigand@de.ibm.com>
3983 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3984 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3985 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3987 * target.h (struct target_def): Add pointer_mode, address_mode,
3988 and valid_pointer_mode to addr_space substructure.
3989 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3990 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3991 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3992 (TARGET_ADDR_SPACE_HOOKS): Add them.
3993 * targhooks.c (target_default_pointer_address_modes_p): New function.
3994 * target.h (target_default_pointer_address_modes_p): Add prototype.
3995 * targhooks.c (default_addr_space_pointer_mode): New function.
3996 (default_addr_space_address_mode): Likewise.
3997 (default_addr_space_valid_pointer_mode): Likewise.
3998 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3999 (default_addr_space_address_mode): Likewise.
4000 (default_addr_space_valid_pointer_mode): Likewise.
4001 * output.h (default_valid_pointer_mode): Move to ...
4002 * targhooks.h (default_valid_pointer_mode): ... here.
4003 * varasm.c (default_valid_pointer_mode): Move to ...
4004 * targhooks.c (default_valid_pointer_mode): ... here.
4006 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
4007 instead of targetm.valid_pointer_mode.
4009 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
4010 * tree.c (integer_pow2p): Likewise.
4011 (tree_log2): Likewise.
4012 (tree_floor_log2): Likewise.
4013 (signed_or_unsigned_type_for): Support pointer type of different size.
4014 (int_or_pointer_precision): New function.
4015 * tree.h (int_or_pointer_precision): Add prototype.
4016 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4017 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4018 incoming pointer type instead of POINTER_SIZE.
4020 * tree.c (build_pointer_type): Use appropriate pointer mode
4021 instead of ptr_mode.
4022 (build_reference_type): Likewise.
4023 * expr.c (store_expr): Likewise.
4024 (expand_expr_addr_expr): Likewise.
4025 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4026 * cfgexpand.c (expand_debug_expr): Likewise.
4028 * auto-inc-dec.c: Include "target.h".
4029 (try_merge): Use appropriate address mode instead of Pmode.
4030 (find_inc): Likewise.
4031 * combine.c (find_split_point): Likewise.
4032 * cselib.c (cselib_record_sets): Likewise.
4033 * dse.c (replace_inc_dec): Likewise.
4034 (canon_address): Likewise.
4035 * var-tracking.c (replace_expr_with_values): Likewise.
4036 (count_uses): Likewise.
4037 (add_uses): Likewise.
4038 (add_stores): Likewise.
4039 * emit-rtl.c: Include "target.h".
4040 (adjust_address_1): Use appropriate address mode instead of Pmode.
4041 (offset_address): Likewise.
4042 * explow.c (break_out_memory_refs): Likewise.
4043 (memory_address_addr_space): Likewise.
4044 (promote_mode): Likewise.
4045 * expr.c (move_by_pieces): Likewise.
4046 (emit_block_move_via_loop): Likewise.
4047 (store_by_pieces): Likewise.
4048 (store_by_pieces_1): Likewise.
4049 (expand_assignment): Likewise.
4050 (store_constructor): Likewise.
4051 (expand_expr_addr_expr): Likewise.
4052 (expand_expr_real_1): Likewise.
4053 * cfgexpand.c (expand_debug_expr): Likewise.
4054 * ifcvt.c (noce_try_cmove_arith): Likewise.
4055 * regcprop.c (kill_autoinc_value): Likewise.
4056 * regmove.c (try_auto_increment): Likewise.
4057 * reload.c (find_reloads): Likewise.
4058 (find_reloads_address): Likewise.
4059 (find_reloads_address_1): Likewise.
4060 * sched-deps.c: Include "target.h".
4061 (sched_analyze_1): Use appropriate address mode instead of Pmode.
4062 (sched_analyze_2): Likewise.
4063 * sel-sched-dump.c: Include "target.h".
4064 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4065 * stor-layout.c (layout_type): Likewise.
4066 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4067 (multiplier_allowed_in_address_p): Likewise.
4068 (get_address_cost): Likewise.
4069 * varasm.c (make_decl_rtl): Likewise.
4071 * expr.c (expand_assignment): Always convert offsets to appropriate
4073 (store_expr): Likewise.
4074 (store_constructor): Likewise.
4075 (expand_expr_real_1): Likewise.
4077 * reload.h (form_sum): Add MODE argument.
4078 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4079 Update recursive calls.
4080 (subst_indexed_address): Update calls to form_sum.
4082 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4083 * tree-ssa-address.c: Include "target.h".
4084 (templates): Replace by ...
4085 (mem_addr_template_list): ... this new vector.
4086 (TEMPL_IDX): Handle address space numbers.
4087 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4088 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4089 instead of global cache. Update call to gen_addr_rtx.
4090 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4091 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4093 * rtl.h (convert_memory_address_addr_space): Add prototype.
4094 (convert_memory_address): Define as macro.
4095 * explow.c (convert_memory_address): Rename to ...
4096 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4097 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4098 Update recursive calls.
4099 (memory_address_addr_space): Call convert_memory_address_addr_space.
4100 * expmed.c (make_tree): Likewise.
4101 * expr.c (expand_assignment): Likewise.
4102 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4103 (expand_expr_addr_expr): Likewise. Also, update call.
4105 * alias.c (find_base_value): Guard pointer size optimizations.
4106 (find_base_term): Likewise.
4107 * rtlanal.c (nonzero_bits1): Likewise.
4108 (num_sign_bit_copies1): Likewise.
4109 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4111 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4112 (emit-rtl.o): Likewise.
4113 (auto-inc-dec.o): Likewise.
4114 (sched-deps.o): Likewise.
4116 2009-10-26 Ben Elliston <bje@au.ibm.com>
4117 Michael Meissner <meissner@linux.vnet.ibm.com>
4118 Ulrich Weigand <uweigand@de.ibm.com>
4120 * doc/extend.texi (Named Address Spaces): New section.
4121 * coretypes.h (addr_space_t): New type.
4122 (ADDR_SPACE_GENERIC): New define.
4123 (ADDR_SPACE_GENERIC_P): New macro.
4125 * doc/tm.texi (Named Address Spaces): New section.
4126 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4127 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4128 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4129 (TARGET_ADDR_SPACE_CONVERT): Document.
4130 * target.h (struct gcc_target): Add addr_space substructure.
4131 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4132 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4133 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4134 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4135 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4136 (TARGET_INITIALIZER): Initialize addr_space hooks.
4137 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4138 (default_addr_space_legitimize_address): Likewise.
4139 (default_addr_space_subset_p): Likewise.
4140 (default_addr_space_convert): Likewise.
4141 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4142 (default_addr_space_legitimize_address): Likewise.
4143 (default_addr_space_subset_p): Likewise.
4144 (default_addr_space_convert): Likewise.
4146 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4147 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4148 (MEM_ADDR_SPACE): New macro.
4149 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4150 address space memory attribute.
4151 (mem_attrs_htab_hash): Handle address space memory attribute.
4152 (mem_attrs_htab_eq): Likewise.
4153 (set_mem_attributes_minus_bitpos): Likewise.
4154 (set_mem_alias_set): Likewise.
4155 (set_mem_align): Likewise.
4156 (set_mem_expr): Likewise.
4157 (set_mem_offset): Likewise.
4158 (set_mem_size): Likewise.
4159 (adjust_address_1): Likewise.
4160 (offset_address): Likewise.
4161 (widen_memoy_address): Likewise.
4162 (get_spill_slot_decl): Likewise.
4163 (set_mem_attrs_for_spill): Likewise.
4164 (set_mem_addr_space): New function.
4165 * emit-rtl.h (set_mem_addr_space): Add prototype.
4166 * print-rtl.c (print_rtx): Print address space memory attribute.
4167 * expr.c (expand_assignment): Set address space memory attribute
4168 of generated MEM RTXes as appropriate.
4169 (expand_expr_real_1): Likewise.
4170 * cfgexpand.c (expand_debug_expr): Likewise.
4171 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4173 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4174 size of "spare" bitfield.
4175 (TYPE_ADDR_SPACE): New macro.
4176 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4177 (DECODE_QUAL_ADDR_SPACE): Likewise.
4178 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4179 (KEEP_QUAL_ADDR_SPACE): Likewise.
4180 (TYPE_QUALS): Encode type address space.
4181 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4182 * tree.c (set_type_quals): Set type address space.
4183 (build_array_type): Inherit array address space from element type.
4184 * print-tree.c (print_node_brief): Print type address space.
4185 (print_node): Likewise.
4186 * tree-pretty-print.c (dump_generic_node): Likewise.
4188 * explow.c (memory_address): Rename to ...
4189 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4190 Use address-space aware variants of memory address routines.
4191 * recog.c (memory_address_p): Rename to ...
4192 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4193 Use address-space aware variants of memory address routines.
4194 (offsettable_address_p): Rename to ...
4195 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4196 Use address-space aware variants of memory address routines.
4197 * reload.c (strict_memory_address_p): Rename to ...
4198 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4199 Use address-space aware variants of memory address routines.
4200 (maybe_memory_address_p): Rename to ...
4201 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4202 Use address-space aware variants of memory address routines.
4203 * expr.h (memory_address_addr_space): Add prototype.
4204 (memory_address): Define as macro.
4205 * recog.h (memory_address_addr_space_p): Add prototype.
4206 (memory_address_p): Define as macro.
4207 (offsettable_address_addr_space_p): Add prototype.
4208 (offsettable_address_p): Define as macro.
4209 (strict_memory_address_addr_space_p): Add prototype.
4210 (strict_memory_address_p): Define as macro.
4212 * combine.c (find_split_point): Use address-space aware variants
4213 of memory address routines.
4214 * emit-rtl.c (operand_subword): Likewise.
4215 (change_address_1): Likewise.
4216 (adjust_address_1): Likewise.
4217 (offset_address): Likewise.
4218 * expr.c (emit_move_insn): Likewise.
4219 (expand_assignment): Likewise.
4220 (expand_expr_real_1): Likewise.
4221 * recog.c (verify_changes): Likewise.
4222 (general_operand): Likewise.
4223 (offsettable_memref_p): Likewise.
4224 (offsettable_nonstrict_memref_p): Likewise.
4225 (constrain_operands): Likewise.
4226 * reload.c (get_secondary_mem): Likewise.
4227 (find_reloads_toplev): Likewise.
4228 (find_reloads_address): Likewise.
4229 (find_reloads_subreg_address): Likewise.
4230 * reload1.c (reload): Likewise.
4231 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4232 * rtl.h (address_cost): Add ADDRSPACE argument.
4233 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4234 aware variant of memory address routines.
4235 * loop-invariant.c (create_new_invariant): Update address_cost call.
4236 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4237 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4238 Use address-space aware variant of memory address routines.
4239 (propagate_rtx_1): Update call to should_replace_address.
4240 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4242 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4243 ADDRSPACE argument. Use per-address-space instead of global cache.
4244 Use address-space aware variant of memory address routines.
4245 (get_address_cost): Likewise.
4246 (get_computation_cost_at): Update calls.
4247 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4248 Use address-space aware variant of memory address routines.
4249 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4250 (most_expensive_mult_to_index): Update call to
4251 multiplier_allowed_in_address_p.
4253 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4254 attribute to indicate named address spaces.
4256 * varasm.c (get_variable_section): DECLs in named address spaces
4259 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4260 for addresses in a non-generic address space.
4262 * expr.c (emit_block_move_hints): Do not use libcalls for
4263 memory in non-generic address spaces.
4264 (clear_storage_hints): Likewise.
4265 (expand_assignment): Likewise.
4267 * fold-const.c (operand_equal_p): Expressions refering to different
4268 address spaces are not equivalent.
4270 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4271 spaces are not equivalent.
4272 (rtx_equal_p): Likewise.
4273 * cse.c (exp_equiv_p): Likewise.
4274 * jump.c (rtx_renumbered_equal_p): Likewise.
4275 * reload.c (operands_match_p): Likewise.
4277 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4278 address spaces may alias.
4279 (true_dependence): Likewise.
4280 (canon_true_dependence): Likewise.
4281 (write_dependence_p): Likewise.
4283 * dse.c (canon_address): Handle named address spaces.
4284 * ifcvt.c (noce_try_cmove_arith): Likewise.
4286 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4287 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4288 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4289 to handle conversions between different address spaces.
4290 * fold-const.c (fold_convert_loc): Likewise.
4291 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4292 * tree-pretty-print.c (dump_generic_node): Likewise.
4293 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4294 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4295 * tree-inline.c (estimate_operator_cost): Likewise.
4296 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4297 to different address spaces are not useless.
4299 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4302 * cfgcleanup.c (trivially_empty_bb_p): New function.
4303 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4306 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4307 add_name_and_src_coords_attributes, gen_namespace_die,
4308 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4310 2009-10-26 Nick Clifton <nickc@redhat.com>
4312 * config.gcc: Add support for RX target.
4313 * config/rx: New directory.
4314 * config/rx/constraints.md: New file.
4315 * config/rx/predicates.md: New file.
4316 * config/rx/rx.c: New file.
4317 * config/rx/rx.h: New file.
4318 * config/rx/rx.md: New file.
4319 * config/rx/rx.opt: New file.
4320 * config/rx/rx-protos.h: New file.
4321 * config/rx/t-rx: New file.
4322 * doc/extend.texi: Document RX function attributes.
4323 * doc/invoke.texi: Document RX specific command line options.
4324 * doc/contrib.texi: Document RX contribution.
4325 * doc/md.texi: Document RX constraints.
4326 * doc/install.texi: Document RX support.
4328 2009-10-26 Michael Matz <matz@suse.de>
4330 PR tree-optimization/41783
4331 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4332 case for simple diamonds.
4333 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4334 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4335 argument, use alias oracle to skip some vdefs.
4336 (phi_translate_1): Change call to above, don't allocate new
4337 value ids if they can stay the same.
4338 (compute_avail): Allow vuse walking when looking up references.
4340 2009-10-26 Richard Guenther <rguenther@suse.de>
4342 PR tree-optimization/41826
4343 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4344 access to re-allocated vector fields.
4346 2009-10-26 Richard Guenther <rguenther@suse.de>
4348 * graphite-sese-to-poly.c (check_poly_representation): Fix
4349 compile without checking.
4351 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4354 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4355 * gimplify.c (tree_should_carry_location_p,
4356 tree_annotate_one_with_location,tree_annotate_all_with_location):
4357 Remove obsolete functions.
4359 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4362 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4364 2009-10-25 Richard Guenther <rguenther@suse.de>
4366 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4367 Stream DECL_RESTRICTED_P.
4368 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4370 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4372 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4373 a note when expanding to nothing.
4375 2009-10-25 Richard Guenther <rguenther@suse.de>
4378 * tree.c (find_decls_types_r): Deal with Java overloading
4379 BINFO_VIRTUALS for its own purpose.
4381 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4383 * config/mips/predicates.md (hilo_operand): New predicate.
4384 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4385 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4386 splitter part from here ...:
4387 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4388 op0 and op4 to match the DINS case.
4389 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4391 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4394 * avr.md (QIDI): Add new mode iterator.
4395 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4396 patterns for all QI thru DI modes combinations.
4397 (sbrx_and_branch<mode>): Create new and based bit test and jump
4398 patterns for QI thru SI modes.
4399 avr.c (avr_out_sbxx_branch): Use only bit number.
4401 2009-10-24 Jan Hubicka <jh@suse.cz>
4403 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4405 (analyze_function): When analyzing noreturn nothrow call, do not
4406 compute written stats; free bitmaps of vars early if possible.
4407 (generate_summary): Only update bitmaps if computed.
4408 (propagate): Only dump bitmaps if computed.
4409 (ipa_reference_read_summary): Fix pasto.
4411 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4413 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4414 (aliasing_component_refs_p): ...this. Return true if there is no
4415 common base and the base access types have the same alias set.
4416 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4417 (indirect_refs_may_alias_p): Likewise.
4419 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4422 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4423 a C_MAYBE_CONST_EXPR.
4425 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4428 * config/rs6000/rs6000.c (struct machine_function): Add
4429 vsx_or_altivec_used_p to record if vector types are used.
4430 (rs6000_expand_to_rtl_hook): Rename from
4431 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4432 any vector operations, so if there are, we can set VRSAVE to
4433 non-zero when only floating point vector registers are used.
4434 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4435 (rs6000_check_vector_mode): Inner function to check if vector
4436 types are used in the code.
4437 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4438 vector instructions are used.
4440 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4441 Indicate that VSX registers which overlap floating point
4442 registers, can't be used across a call, since the ABI only states
4443 the scalar part of the register will be saved and restored.
4445 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4448 * alias.c (get_alias_set): Call langhook before returning 0 for
4449 types with structural equality.
4450 * c-common.c (c_common_get_alias_set): Use alias set of element
4451 type for arrays with structural comparison.
4453 2009-10-23 Richard Guenther <rguenther@suse.de>
4456 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4457 gimple_call_nothrow_p.
4459 2009-10-23 Richard Guenther <rguenther@suse.de>
4461 PR tree-optimization/41778
4462 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4463 redundancy along a path in the CFG we want to optimize for speed
4464 is going to be removed.
4465 (execute_pre): Do partial-PRE only if the function is to be
4466 optimized for speed.
4467 (gate_pre): Do not turn off all of PRE when not optimizing a
4470 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4472 * builtins.c (fold_builtin_cabs): Use validate_arg().
4473 (fold_builtin_cexp): Fix if-logic.
4474 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4476 2009-10-22 Jeff Law <law@redhat.com>
4478 * ira-lives.c (process_single_reg_class_operands): Update the
4479 hard reg costs for all the hard registers desired by the
4480 single reg class operand.
4482 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4484 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4485 for rtxes that aren't handled specially.
4487 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4489 * rtl.h (shallow_copy_rtvec): Declare.
4490 * rtl.c (shallow_copy_rtvec): New function.
4491 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4492 rtx field if the subrtx has changed.
4494 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4496 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4497 (m32c_function_value): Make static, add new 'outgoing' argument.
4498 (m32c_libcall_value): Make static, add new 'fun' argument.
4499 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4500 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4501 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4502 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4503 (m32c_function_value, m32c_libcall_value): Delete declaration.
4505 2009-10-22 Diego Novillo <dnovillo@google.com>
4507 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4509 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4511 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4514 2009-10-22 Richard Guenther <rguenther@suse.de>
4516 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4517 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4518 (lto_symtab_merge): Do not merge cgraph nodes here.
4519 (lto_symtab_resolve_can_prevail_p): Simplify.
4520 (lto_symtab_resolve_symbols): Store cgraph node.
4521 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4522 functions from the symtab.
4523 (lto_symtab_merge_cgraph_nodes_1): New function.
4524 (lto_symtab_merge_cgraph_nodes): Likewise.
4526 2009-10-22 Richard Guenther <rguenther@suse.de>
4529 * lto-streamer-out.c (lto_output_location): Stream the
4531 * lto-streamer-in.c (lto_input_location): Likewise.
4533 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4535 * cfgloopmanip.c (duplicate_subloops): Export.
4536 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4537 (transform_to_exit_first_loop): Duplicate bbs starting from
4538 header up to loop->latch instead of exit->src.
4539 Initialize control variable to the correct number of iterations.
4540 (gather_scalar_reductions): Do not register double reductions.
4541 (parallelize_loops): Dump which loop is tested.
4542 Indicate whether the parallelized loop is inner or not.
4543 Remove the innermost-loop requirement.
4544 * cfgloop.h (duplicate_subloops): Export.
4545 * tree-cfg.c (add_phi_args_after_redirect): New function.
4546 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4547 Call duplicate_subloops.
4548 Update number of iterations at the exit condition.
4549 Don't redirect nexits always to the loop exit.
4550 Redirect copied edges from latch to the loop exit.
4552 2009-10-22 Jan Hubicka <jh@suse.cz>
4554 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4556 * ipa-inline.c (cgraph_mark_inline_edge,
4557 cgraph_decide_inlining_of_small_function,
4558 cgraph_decide_inlining, inline_read_summary): Disable indirect
4559 inlining for WPA for time being.
4561 PR tree-optimize/40556
4562 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4564 2009-10-22 Richard Guenther <rguenther@suse.de>
4566 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4567 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4569 2009-10-22 Jan Hubicka <jh@suse.cz>
4572 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4574 (check_call): Handle only indirect calls.
4575 (propagate_bits): Update comment.
4576 (write_node_summary_p): Turn bogus check to assert.
4577 (ipa_reference_write_summary): Stream calls_read_all properly.
4578 (ipa_reference_read_summary): Stream in calls_read_all properly.
4579 (read_write_all_from_decl): New function.
4580 (propagate): Handle OVERWRITABLE nodes and external calls here.
4581 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4583 (analyze_function): Do not check visibility here.
4584 (add_new_function): We summary OVERWRITABLE too.
4585 (generate_summary): Stream OVERWRITABLE nodes too.
4586 (propagate): Handle external calls and OVERWRITABLE nodes here.
4587 (local_pure_const): Check visibility here.
4589 2009-10-22 Jan Hubicka <jh@suse.cz>
4591 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4592 (pass_ipa_cp): Register them.
4593 (ipcp_init_stage): Analyze all functions for whopr/lto.
4594 (ipcp_propagate_stage): Skip external calls.
4595 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4596 * ipa-reference.c (write_node_summary_p): Fix thinko about
4598 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4599 when in ltrans, skip executing of ipa passes since everything
4600 should've been done.
4601 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4602 (inline_generate_summary): Likewise.
4603 (inline_read_summary): New function.
4604 (inline_write_summary): New function.
4605 (pass_ipa_inline): Register new hooks.
4606 * ipa-prop.c: Inlcude lto-streamer.h
4607 (ipa_edge_args_vector): Update declaration.
4608 (ipa_count_arguments, ipa_compute_jump_functions,
4609 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4610 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4611 ipa_read_node_info): New static functions.
4612 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4613 (duplicate_array): Use xmalloc.
4614 (duplicate_ggc_array): New.
4615 (ipa_edge_duplication_hook): Use it.
4616 (ipa_update_after_lto_read): New function.
4617 * ipa-prop.h (ipa_prop_write_jump_functions,
4618 ipa_prop_read_jump_functions): Declare.
4619 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4620 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4621 (ipa_edge_args_vector): Move into GGC.
4622 (ipa_check_create_edge_args): Update.
4623 (ipa_update_after_lto_read): New.
4624 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4626 (ipa_read_summaries): When in ltrans, so not read summaries.
4627 * lto-streamer.c (lto_get_section_name): Add
4628 LTO_section_jump_functions.
4629 * lto-streamer.h (LTO_section_jump_functions): New section.
4630 (produce_asm): Declare.
4631 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4632 * lto-streamer-out.c (produce_asm): Export.
4633 * lto-streamer-in.c: Include tree-pass.h
4634 (input_function): Free dominance info when done.
4635 (lto_read_body): Push ipa_inline in ltrans stage.
4636 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4637 * Makefile.in (GTFILES): Add ipa-prop.h
4639 2009-10-22 Matthias Klose <doko@ubuntu.com>
4641 * doc/install.texi: Document --enable-browser-plugin.
4643 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4645 * doc/invoke.texi (fira-loop-pressure): Update default value.
4646 * opts.c (decode_options): Remove default value setting for
4647 flag_ira_loop_pressure.
4648 * config/ia64/ia64.c (ia64_override_options): Set
4649 flag_ira_loop_pressure up for -O3.
4650 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4652 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4654 PR tree-optimization/41497
4655 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4656 chrec_dont_know if the evolution function returned by follow_ssa_edge
4657 is constant in the analyzed loop and is not compatible with the
4658 initial value before the loop.
4659 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4661 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4663 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4665 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4668 * doc/invoke.texi: Document -print-multi-os-directory.
4670 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4673 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4674 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4675 when darwin_emit_unwind_label is used.
4677 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4679 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4682 2009-10-20 Richard Henderson <rth@redhat.com>
4684 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4685 before emit_post_landing_pad.
4687 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4689 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4690 Use when calling rtx_costs.
4691 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4692 global optimize_size. Pass speed to mips_binary_cost.
4694 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4696 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4699 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4701 * rtl.h (simplify_replace_fn_rtx): Declare.
4702 (wrap_constant, unwrap_constant): Delete.
4703 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4704 (expand_debug_expr): Don't call wrap_constant.
4705 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4706 (auto_adjust_pair): Fold into...
4707 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4708 Just return a new value.
4709 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4710 otherwise use simplify_replace_rtx.
4711 * cselib.c (wrap_constant): Reinstate old definition.
4712 (cselib_expand_value_rtx_1): Don't wrap constants.
4713 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4714 simplify_replace_rtx.
4715 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4716 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4717 Use simplify_replace_rtx.
4718 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4720 (simplify_replace_rtx): ...here. Turn into a wrapper for
4721 simplify_replace_fn_rtx.
4722 (simplify_unary_operation): Don't unwrap CONSTs.
4723 * var-tracking.c (check_wrap_constant): Delete.
4724 (vt_expand_loc_callback): Don't call it.
4725 (vt_expand_loc): Likewise.
4727 2009-10-20 Pascal Obry <obry@adacore.com>
4728 Eric Botcazou <ebotcazou@adacore.com>
4730 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4732 2009-10-20 Michael Matz <matz@suse.de>
4734 * loop-invariant.c (create_new_invariant): Use different magic number.
4736 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4739 * arm.c (arm_override_options): Forcibly disable hot/cold block
4742 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4745 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4748 2009-10-20 Richard Guenther <rguenther@suse.de>
4750 * ggc-page.c: Include cfgloop.h.
4751 (struct max_alignment): Drop long double, add void *.
4752 (extra_order_size_table): Add low non-power-of-two multiples
4753 of MAX_ALIGNMENT. Drop small type-based entries, add
4754 tree_type, cgraph_node and loop.
4755 * alloc-pool.c (struct allocation_object_def): Drop long double
4758 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4761 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4762 referenced just in DEBUG_INSNs.
4764 2009-10-20 Richard Guenther <rguenther@suse.de>
4767 * gimple.c (gimple_register_type): Make sure we register
4768 the types main variant first.
4770 2009-10-20 Richard Guenther <rguenther@suse.de>
4772 * gimple.c (gimple_types_compatible_p): Simplify. Move
4773 cheap checks before hashtable queries. Add checks for
4774 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4776 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4778 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4779 without size or with size that can't be represented as a host integer.
4781 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4783 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4784 the removal of a debug stmt as a significant change.
4786 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4788 * config/s390/s390.md: Added agen condition to operand
4789 forwarding bypasses. Added bypass for early address generation
4790 use of int results. Updated comments.
4792 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4794 * config/i386/i386.c: Remove signal.h #include.
4796 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4798 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4799 * doc/rtl.texi: Document ss_abs.
4801 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4803 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4804 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4805 instead of C_LEX_RAW_STRINGS.
4806 (lex_string): Handle CPP_UTF8STRING.
4807 * c-parser.c (c_parser_postfix_expression): Likewise.
4808 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4809 (C_LEX_STRING_NO_JOIN): ... this.
4811 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4813 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4814 cris_function_value_regno_p): New functions.
4815 (cris_promote_function_mode): Update comment.
4816 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4817 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4818 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4819 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4821 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4823 * unwind-dw2.c (execute_stack_op): Fix operand order for
4824 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4826 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4828 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4829 (lower_stmt) <GIMPLE_BIND>: Add comment.
4830 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4832 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4833 Otherwise lower it and set cannot_fallthru to true.
4834 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4835 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4836 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4837 to true for a noreturn call. Do not remove statements.
4838 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4839 Set cannot_fallthru to false on function exit.
4840 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4841 <GIMPLE_ASSIGN>: Remove.
4843 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4845 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4847 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4849 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4850 next/prev_active_insn to skip DEBUG_INSNs as well.
4852 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4854 * config/arm/arm.c (output_move_neon): Use DImode in call to
4857 2009-10-19 Matthias Klose <doko@ubuntu.com>
4860 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4862 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4864 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4866 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4869 * optabs.c (expand_binop): Make mode of shift count expression mode
4870 of shift count not target.
4873 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4875 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4876 case. Force using values to replace references within the statement.
4877 (convert_local_reference_stmt): Likewise.
4879 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4881 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4882 remove a subsequent GOTO or RETURN statement.
4884 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4886 * config/avr.md (*movqi): Add zero as equally preferable constraint
4887 as general register.
4890 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4892 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4894 2009-10-17 Richard Guenther <rguenther@suse.de>
4896 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4898 2009-10-17 Richard Guenther <rguenther@suse.de>
4900 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4901 operands in COMPONENT_REFs.
4903 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4905 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4906 if not defined. Change type of second argument to const_rtx.
4907 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4909 * targhooks.h (default_libcall_value): Update prototype.
4910 * target.h (struct gcc_target): Change type of second argument of
4911 libcall_value to const_rtx.
4912 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4914 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4915 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4917 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4920 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4921 * cgraphunit.c (cgraph_optimize): Call it.
4922 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4923 (dwarf2out_assembly_start): ... here. New hook.
4924 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4925 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4927 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4928 * sdbout.c (sdb_debug_hooks): Likewise.
4929 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4930 (vmsdbgout_assembly_start): New hook.
4932 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4934 * rtl.h (RTL_LOCATION): Fix typo.
4936 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4938 * print-rtl.c (print_rtx): Print locators in asm_operands
4941 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4944 * sched-deps.c (depl_on_debug_p): New.
4945 (attach_dep_link): Reject debug deps before nondebug deps.
4946 (add_to_deps_list): Insert debug deps after nondebug deps.
4947 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4949 (sd_add_dep): Do not reject debug deps.
4950 (add_insn_mem_dependence): Don't count debug deps.
4951 (remove_from_deps): Likewise.
4952 (sched_analyze_2): Set up mem deps on debug insns.
4953 (sched_analyze_insn): Record reg uses for deps on debug insns.
4954 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4955 try_ready nondebug insn after debug insn.
4956 * ddg.c (create_ddg_dep_from_intra_loop_link,
4957 create_ddg_dep_no_link): Don't reject debug deps.
4959 2009-10-16 Richard Guenther <rguenther@suse.de>
4961 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4962 (maybe_merge_incomplete_and_complete_type): Likewise.
4963 (lto_symtab_merge): Do not call them. Do not warn for
4964 complete vs. incomplete compatible types.
4965 (lto_symtab_merge_decls_2): Simplify.
4966 * gimple.c (gimple_force_type_merge): Remove.
4967 (gimple_types_compatible_p): Make it static.
4968 * gimple.h (gimple_force_type_merge): Remove.
4969 (gimple_types_compatible_p): Likewise.
4971 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4973 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4974 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4976 2009-10-16 Richard Guenther <rguenther@suse.de>
4978 PR tree-optimization/41728
4979 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4980 if fold_stmt did anything.
4982 2009-10-16 Richard Guenther <rguenther@suse.de>
4985 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4986 (maybe_fixup_handled_component): New function.
4987 (input_gimple_stmt): Fixup mismatched decl replacements.
4989 2009-10-16 Richard Guenther <rguenther@suse.de>
4992 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4993 the same as VAR_DECL.
4995 2009-10-16 Richard Guenther <rguenther@suse.de>
4997 * gimple.c (iterative_hash_gimple_type): For integer types
4998 also hash their minimum and maximum values and the string flag.
4999 For array types hash their domain and the string flag.
5001 2009-10-16 Richard Guenther <rguenther@suse.de>
5003 * gimple.c (gimple_types_compatible_p): Restrict completing
5004 types to record or unions. Simplify completion.
5005 Do not merge records or unions with different
5006 TYPE_STRUCTURAL_EQUALITY_P tag.
5007 (iterative_hash_gimple_type): Restrict non-recursing into
5008 pointer targets for records and unions.
5010 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5013 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5014 * dwarf2out.c (mem_loc_descriptor): Don't handle
5015 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
5016 punt if it is not lowpart subreg or if inner mode isn't
5019 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5021 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5022 investigating previous or next insns.
5024 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
5026 * tree-sra.c (build_ref_for_offset_1): Update comment.
5028 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
5030 * config/s390/s390.md (atype): Added missing values.
5032 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5035 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5036 (casesi64p): Update pattern to reflect above.
5038 2009-10-15 Steve Ellcey <sje@cup.hp.com>
5040 PR rtl-optimization/41697
5041 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5043 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5046 * config/rs6000/predicates.md: Update copyright year.
5047 * config/rs6000/altivec.md: Ditto.
5049 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5050 (MD_INCLUDES): Add a2.md.
5052 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5053 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5054 (builtin_classify): New static vector to classify various builtins
5055 to get the tree attributes correct.
5056 (def_builtin): Set the attributes of builtins based on what the
5057 builtin does (i.e. memory operation, floating point, saturation
5058 need special attributes, others are pure functions).
5060 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5062 (enum rs6000_builtins): Include rs6000-builtin.def to define the
5063 builtins. Change the end marker to MAX_RS6000_BUILTINS from
5064 RS6000_BUILTIN_COUNT.
5065 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5066 MAX_RS6000_BUILTINS.
5068 * config/rs6000/rs6000-builtin.def: New file that combines the
5069 builtin enumeration name and attributes.
5071 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
5073 * config/i386/linux.h (ASM_SPEC): Add --32.
5075 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5077 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5078 and DW_TAG_template_alias.
5079 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5080 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5081 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5082 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5083 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5084 and DW_AT_GNU_odr_signature.
5085 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5086 DW_FORM_flag_present and DW_FORM_ref_sig8.
5087 (output_signature): Only print name on the first byte.
5088 (output_die): Likewise for dw_val_class_data8.
5090 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5092 * doc/invoke.texi: Clarify that most optimizations are not enabled
5095 2009-10-15 Richard Guenther <rguenther@suse.de>
5098 * gimple.c (compare_type_names_p): Handle anonymous names
5099 differently based on new mode argument.
5100 (gimple_types_compatible_p): For structs also compare the tags.
5101 (iterative_hash_type_name): Rename to ...
5102 (iterative_hash_name): ... this. Hash all names.
5103 (iterative_hash_gimple_type): Fix hashing the struct tag of
5104 pointer targets. Hash field decl names.
5106 2009-10-15 Richard Guenther <rguenther@suse.de>
5109 * gimple.c (gimple_get_alias_set): Avoid recursing on
5110 invalid type topology.
5112 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5114 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5116 2009-10-15 Richard Guenther <rguenther@suse.de>
5118 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5120 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5122 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5123 add --with-tune{,-32,-64} configured default for -mtune if explicit
5126 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5128 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5130 2009-10-14 DJ Delorie <dj@redhat.com>
5132 * config/h8300/h8300.c (F): New.
5134 (h8300_emit_stack_adjustment): Call them.
5136 (h8300_push_pop): Likewise.
5137 (h8300_expand_prologue): Likewise.
5138 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5139 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5140 (INCOMING_RETURN_ADDR_RTX): Define.
5141 (INCOMING_FRAME_SP_OFFSET): Define.
5142 (DWARF_CIE_DATA_ALIGNMENT): Define.
5144 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5146 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5147 fields in builtin structs.
5148 (finalize_record_size): Likewise.
5150 2009-10-14 Richard Guenther <rguenther@suse.de>
5152 * gimple.c (gtc_ob): New global.
5153 (struct type_pair_d): Replace pointers with type UIDs.
5154 (type_pair_hash): Adjust.
5155 (type_pair_eq): Likewise.
5156 (lookup_type_pair): Likewise. Allocate from an obstack.
5157 (gimple_force_type_merge): Adjust.
5158 (gimple_types_compatible_p): Likewise.
5159 (free_gimple_type_tables): Free the obstack.
5161 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5163 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5164 stmts setting DEBUG_EXPR_DECLs.
5166 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5167 Don't crash if mode1 is VOIDmode.
5169 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5171 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5172 * params.h (IRA_LOOP_RESERVED_REGS): New.
5173 * tree-pass.h (pass_subregs_of_mode_init,
5174 pass_subregs_of_mode_finish): Remove.
5175 * passes.c (pass_subregs_of_mode_init,
5176 pass_subregs_of_mode_finish): Remove.
5177 (pass_reginfo_init): Move before loop optimizations.
5178 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5179 * common.opt (fira-loop-pressure): New.
5180 * toplev.h (flag_ira_loop_pressure): New.
5181 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5182 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5183 Make external and void type functions.
5184 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5185 pass_subregs_of_mode_finish): Remove.
5186 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5187 * regmove.c: Include ira.h.
5188 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5189 register pressure calculation in loops.
5190 * loop-invariant.c: Include REGS_H and ira.h.
5191 (struct loop_data): New members max_reg_pressure, regs_ref, and
5193 (struct invariant): New member orig_regno.
5194 (curr_loop): New variable.
5195 (find_exits): Initialize regs_ref and regs_live.
5196 (create_new_invariant): Initialize orig_regno.
5197 (get_cover_class_and_nregs): New.
5198 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5199 array. Add code for flag_ira_loop_pressure.
5200 (gain_for_invariant): Make new_regs an array. Add code for
5201 flag_ira_loop_pressure.
5202 (best_gain_for_invariant): Ditto.
5203 (set_move_mark): New parameter gain. Use it for debugging output.
5204 (find_invariants_to_move): Make regs_needed and new_regs an array.
5205 Add code for flag_ira_loop_pressure.
5206 (move_invariant_reg): Set up orig_regno.
5207 (move_invariants): Set up reg classes for pseudos for
5208 flag_ira_loop_pressure.
5209 (free_loop_data): Clear regs_ref and regs_live.
5210 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5211 get_regno_cover_class, change_pressure, mark_regno_live,
5212 mark_regno_death, mark_reg_store, mark_reg_clobber,
5213 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5214 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5215 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5216 register pressure calculation in loops if new regs were added.
5217 Call finish_subregs_of_mode.
5218 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5219 * Makefile.in (loop-invariant.o): Add ira.h.
5221 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5223 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5225 2009-10-14 Richard Guenther <rguenther@suse.de>
5227 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5228 (lto_symtab_merge): ... here. Rewrite both to take the
5229 prevailing and a to-be-merged entry and to queue diagnostics properly.
5230 (lto_symtab_resolve_replaceable_p): New predicate for
5232 (lto_symtab_resolve_can_prevail_p): Likewise.
5233 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5234 handles merging commons by choosing the largest decl. Fold
5235 in code that gives ODR errors.
5236 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5238 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5239 case of no prevailing decl here. Diagnose mismatches
5240 in object types here. Drop all but the prevailing decls.
5241 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5242 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5243 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5245 2009-10-14 Richard Guenther <rguenther@suse.de>
5248 * lto-streamer-in.c (input_bb): Replace debug stmts with
5249 nops instead of dropping them.
5251 2009-10-14 Nick Clifton <nickc@redhat.com>
5253 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5254 in situations where it is being used as a minus symbol.
5255 * gcc/doc/tm.texi: Likewise.
5256 * gcc/doc/md.texi: Likewise.
5258 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5260 PR preprocessor/41543
5261 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5262 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5263 * tree.c: Include intl.h.
5264 (expand_location): Handle BUILTINS_LOCATION.
5265 * Makefile.in (tree.o): Depend on intl.h.
5268 * dwarf2out.c (dwarf2out_var_location): Always clear
5269 last_postcall_label when changing last_label.
5271 2009-10-14 Pascal Obry <obry@adacore.com>
5273 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5274 (process_command): Handle -E as done with -c and -S. Do not add
5275 the target executable suffix to the output file when -E is used.
5276 (main): Adjust error message accordingly.
5278 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5284 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5286 (tree_code_size): Likewise.
5288 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5290 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5291 * real.h (HAVE_mpc_arc): Define.
5293 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5295 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5296 (struct builtin_description): Add fndecl field.
5297 (bdesc): Remove const qualifier. Update initializer.
5298 (sh_media_init_builtins): Remove const qualifier for d. Record
5299 the result of add_builtin_function to the fndecl field.
5300 (sh_builtin_decl): New.
5301 (sh_media_builtin_decl): New.
5303 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5306 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5307 requests between special registers.
5309 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5311 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5313 2009-10-13 Richard Henderson <rth@redhat.com>
5315 PR tree-optimization/41377
5316 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5317 (cleanup_empty_eh_merge_phis): New change_region parameter;
5318 pass it on to redirect_eh_edge_1. Update callers.
5319 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5320 at the destination block.
5322 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5324 * passes.c (register_pass): Replaced gcc_unreachable by
5325 fatal_error on failure. Mentions plugins in comments & messages.
5327 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5330 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5331 * sched-vis.c (print_value): Use it.
5332 * cselib.c (cselib_hash_rtx): Likewise.
5333 * print-rtl.c (print_rtx): Likewise.
5334 * cfgexpand.c (expand_debug_rtx): Likewise.
5335 * var-tracking.c (vt_expand_loc_callback): Likewise.
5337 2009-10-13 Richard Guenther <rguenther@suse.de>
5340 * opts.c (handle_option): Split out code to handle setting
5341 the options flag var ...
5342 (set_option): ... here.
5343 * opts.h (set_option): Declare.
5344 * lto-opts.c (register_user_option_p): Include -fexceptions
5345 and all position independent code variants.
5346 (handle_common_option): Remove.
5347 (lto_reissue_options): Use set_option.
5349 2009-10-13 Martin Jambor <mjambor@suse.cz>
5351 PR tree-optimization/41661
5352 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5353 that are tcc_comparisons or do not change the type in any
5355 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5356 folding tcc_comparison operations.
5358 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5360 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5363 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5369 * tree.def (DEBUG_EXPR_DECL): New.
5370 * rtl.def (DEBUG_EXPR): New.
5371 * gengtype.c (adjust_field_rtx_def): Handle it.
5372 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5373 (insert_debug_temp_for_var_def): ... this. Drop support for
5374 moving. Take iterator for def stmt; insert debug stmt before it.
5375 Scan early for use count and kind in debug stmts.
5376 (propagate_defs_into_debug_stmts): Rename to...
5377 (insert_debug_temps_for_defs): ... this. Likewise.
5378 * tree.h (DEBUG_TEMP_UID): New.
5379 * tree.c (next_debug_decl_uid): New.
5380 (make_node_stat): Count debug decls separately.
5381 (copy_node_stat): Likewise.
5382 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5383 * var-tracking.c (dv_is_decl_p): Recognize it.
5384 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5385 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5386 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5387 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5388 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5389 (cselib_hash_rtx): Likewise.
5390 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5391 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5393 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5394 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5395 * rtl.c (copy_rtx): Likewise.
5396 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5397 * print-rtl.c (print_rtx): Likewise.
5398 * sched-vis.c (print_value): Likewise.
5399 (print_insn): Handle DEBUG_EXPR_DECL.
5400 * tree-dump.c (dequeue_and_dump): Likewise.
5401 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5402 * gimple-iterator (gsi_replace): Check for same lhs.
5403 (gsi_remove): Insert debug temps.
5404 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5405 (move_computations_stmt): Drop explicit propagation into debug stmts.
5406 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5407 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5408 * tree-ssa-sink.c (statement_sink_location): Likewise.
5409 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5410 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5411 * tree-flow.h: Likewise.
5412 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5413 debug temps without values.
5414 (eliminate_unnecessary_stmts): Don't discard just-inserted
5417 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5420 * config/cris/cris.md (andu): Check that operand 1 is one of the
5421 general registers. Fix typo in head comment.
5423 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5425 * config/i386/i386.md (vswapmov): New.
5426 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5427 (ix86_function_ms_hook_prologue): New.
5428 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5429 * configure.ac: Test for swap suffix support in as.
5430 * configure: Rebuild.
5432 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5435 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5436 paradoxical subregs to prevent partial register stalls if the inner
5437 mode is integer mode.
5439 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5441 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5443 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5446 * gcc/dwarf2out.c (template_parameter_pack_die,
5447 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5449 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5452 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5454 (maybe_register_def): Likewise. Take stmt iterator.
5455 (rewrite_update_stmt): Take stmt iterator and pass it on.
5456 (rewrite_update_enter_block): Pass stmt iterator.
5458 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5460 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5461 (spu_builtin_decl): New function.
5463 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5465 * config/i386/i386.md (SWIM): New mode iterator.
5466 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5467 using SWIM mode iterator.
5468 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5469 patterns using SWI48 mode iterator.
5470 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5471 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5472 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5473 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5474 patterns using SWI248 mode iterator.
5475 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5476 gen_x86_movdicc_0_m1_rex64 for renamed function
5478 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5479 Eric Botcazou <ebotcazou@adacore.com>
5482 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5483 * config/sparc/sol2-unwind.h: New file.
5485 2009-10-11 Olivier Hainque <hainque@adacore.com>
5486 Eric Botcazou <ebotcazou@adacore.com>
5489 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5490 * config/i386/sol2-unwind.h: New file.
5492 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5495 * config/i386/i386.md (addsi_1_zext): Get the proper second
5498 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5500 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5501 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5504 2009-10-11 Richard Guenther <rguenther@suse.de>
5506 * gimple.c (iterative_hash_type_name): Do not handle special
5509 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5511 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5512 (*setcc_si_1_and): Ditto.
5513 (*setcc_si_1_movzbl): Ditto.
5514 (*setcc_<mode>_2): Ditto.
5515 (*setcc_qi): Rename from *setcc_1.
5516 (*setcc_qi_slp): Rename from *setcc_2.
5518 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5519 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5521 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5522 "if" condition, there is already assert with reload_completed present.
5524 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5526 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5528 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5530 * doc/install.texi (Final install): Refer to
5531 http://gcc.gnu.org/bugs/ for bug reporting.
5533 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5535 * configure.ac: Add test for dci instruction.
5536 * configure: Regenerate.
5537 * config.in: Likewise.
5538 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5539 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5540 (-mmulhw): Add 476 to description.
5541 (-mdlmzb): Likewise.
5542 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5543 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5544 (processor_target_table): Add 476 and 476fp entries.
5545 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5546 (rs6000_issue_rate): Add CPU_PPC476.
5547 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5548 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5549 (processor_type): Add PROCESSOR_PPC476.
5550 (EXTRA_SPECS): Add asm_cpu_476 string.
5551 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5552 (define_attr "cpu"): Add ppc476.
5554 Update comments for 476.
5555 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5556 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5557 Update copyright year.
5558 * config/rs6000/476.md: New file.
5559 * config/rs6000/40x.md: Add description for "isel" attribute.
5560 Update copyright year.
5561 * config/rs6000/440.md: Likewise.
5562 * config/rs6000/603.md: Likewise.
5563 * config/rs6000/6xx.md: Likewise.
5564 * config/rs6000/7450.md: Likewise.
5565 * config/rs6000/7xx.md: Likewise.
5566 * config/rs6000/8540.md: Likewise.
5567 * config/rs6000/cell.md: Likewise.
5568 * config/rs6000/e300c2c3.md: Likewise.
5569 * config/rs6000/e500mc.md: Likewise.
5570 * config/rs6000/mpc.md: Likewise.
5571 * config/rs6000/power4.md: Likewise.
5572 * config/rs6000/power5.md: Likewise.
5573 * config/rs6000/power6.md: Likewise.
5574 * config/rs6000/power7.md: Likewise.
5575 * config/rs6000/rios1.md: Likewise.
5576 * config/rs6000/rios2.md: Likewise.
5577 * config/rs6000/rs64.md: Likewise.
5579 2009-10-10 Richard Guenther <rguenther@suse.de>
5581 PR tree-optimization/41654
5582 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5583 a cond expr before calling gimple_cond_set_condition_from_tree.
5584 (ifcombine_iforif): Likewise.
5586 2009-10-09 Ian Lance Taylor <iant@google.com>
5588 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5589 * configure: Rebuild.
5591 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5593 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5596 2009-10-09 Richard Guenther <rguenther@suse.de>
5599 * target-def.h (TARGET_BUILTIN_DECL): Define.
5600 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5601 * target.h (struct gcc_target): Add builtin_decl target hook.
5602 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5603 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5605 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5606 not gcc_unreachable.
5607 (lto_output_builtin_tree): Sorry if the target does not support
5608 streaming target builtins.
5609 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5610 (rs6000_builtin_decl): New function.
5611 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5612 (ix86_builtin_decl): New function.
5614 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5616 PR preprocessor/41445
5617 * c-ppoutput.c (do_line_change): New function.
5618 (cb_line_change): Use it.
5619 (scan_translation_unit): Call do_line_change if
5620 avoid_paste or PREV_WHITE and token location is on a different line
5621 than print.src_line.
5624 * dwarf2out.c (dwarf2out_init): Test whether
5625 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5628 PR rtl-optimization/41646
5629 * calls.c (expand_call): For BLKmode types returned in registers
5630 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5633 2009-10-09 Richard Guenther <rguenther@suse.de>
5635 PR tree-optimization/41634
5636 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5637 we remove the correct elements.
5638 (optimize_stmt): Make sure to update stmt operands before
5639 optimizing redundancies.
5641 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5643 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5645 2009-10-09 Richard Guenther <rguenther@suse.de>
5648 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5650 (lto_wrapper_exit): New function.
5652 (fatal_perror): Likewise.
5653 (fork_execute): Use global args_name, do not free it.
5654 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5655 * lto-streamer.h: Remove duplicate prototypes.
5657 2009-10-09 Richard Guenther <rguenther@suse.de>
5659 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5660 before calling stmt_can_throw_external.
5662 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5664 PR tree-optimization/40071
5665 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5666 pointer if the original data reference doesn't conflict with the
5667 created vector data reference. Fix long line.
5669 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5671 * config/i386/i386.md (any_div): New code iterator.
5672 (u): Handle div and udiv.
5674 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5676 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5677 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5678 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5679 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5681 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5683 * gcc.c (main): Remove trailing "." from diagnostics.
5685 2009-10-08 Cary Coutant <ccoutant@google.com>
5687 Add support for debugging with ICF (Identical Code Folding).
5688 * calls.c (debug.h): New #include.
5689 (emit_call_1): Call virtual_call_token debug hook.
5690 * common.opt (-fenable-icf-debug): New option.
5691 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5692 locations in the source).
5693 (poc_label_num): New variable.
5694 (dcall_entry, vcall_entry): New typedefs.
5695 (dcall_table, vcall_table): New variables.
5696 (struct vcall_insn): New type.
5697 (vcall_insn_table): New variable.
5698 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5699 (size_of_dcall_table): New function.
5700 (output_dcall_table): New function.
5701 (size_of_vcall_table): New function.
5702 (output_vcall_table): New function.
5703 (dwarf2out_direct_call): New function.
5704 (vcall_insn_table_hash): New function.
5705 (vcall_insn_table_eq): New function.
5706 (dwarf2out_virtual_call_token): New function.
5707 (dwarf2out_virtual_call): New function.
5708 (dwarf2out_init): Allocate new tables and sections.
5709 (prune_unused_types): Mark DIEs referenced from direct call table.
5710 (dwarf2out_finish): Output direct and virtual call tables.
5711 * final.c (final_scan_insn): Call direct_call and virtual_call
5713 * debug.h (struct gcc_debug_hooks): Add direct_call,
5714 virtual_call_token, virtual_call hooks.
5715 (debug_nothing_uid): New function.
5716 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5717 (debug_nothing_uid): New function.
5718 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5719 (xcoff_debug_hooks): Likewise.
5720 * sdbout.c (sdb_debug_hooks): Likewise.
5721 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5722 * doc/invoke.texi (-fenable-icf-debug): New option.
5724 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5727 * regmove.c (regmove_backward_pass): Replace src with dst in the
5728 debug insn, and check for dst before rather than after.
5730 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5732 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5733 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5735 2009-10-08 Jan Hubicka <jh@suse.cz>
5738 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5739 do not mark cgraph nodes as needed.
5740 (record_references_in_initializer): Add new only_vars parameter.
5741 * cgraph.h (record_references_in_initializer): New parameter.
5742 * varasm.c (assemble_variable): Update call.
5743 * varpool.c (varpool_analyze_pending_decls): Always look for
5746 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5748 * config/avr/avr.c (last_insn_address) Remove variable.
5749 (expand_prologue): Don't initialise last_insn_address variable.
5750 (final_prescan_insn): Don't output insn size.
5751 * config/avr/avr.opt (msize): Remove switch.
5752 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5755 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5757 * combine.c (label_tick_ebb_start): Fix comment.
5758 (combine_instructions): Set label_tick and label_tick_ebb_start before
5759 calling setup_incoming_promotions. Start them from 1. Increment
5760 label_tick instead of deriving it from the BB index. Rather than
5761 comparing ticks use the block from the previous iteration to decide
5762 whether to start a new EBB. Remove empty lines before function.
5764 2009-10-08 Michael Matz <matz@suse.de>
5767 * builtins.c (fold_builtin_isascii): Use fold_build2.
5768 (fold_builtin_isdigit): Ditto.
5769 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5770 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5771 remove_useless_stmts_cond, remove_useless_stmts_tf,
5772 remove_useless_stmts_tc, remove_useless_stmts_bind,
5773 remove_useless_stmts_goto, remove_useless_stmts_label,
5774 remove_useless_stmts_1, remove_useless_stmts,
5775 pass_remove_useless_stmts): Remove.
5776 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5777 * passes.c (init_optimization_passes): Don't add
5778 pass_remove_useless_stmts.
5779 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5780 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5782 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5783 for static constants.
5784 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5785 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5787 2009-10-08 Richard Guenther <rguenther@suse.de>
5789 * gimple.c (free_gimple_type_tables): New function.
5790 * gimple.h (free_gimple_type_tables): Declare.
5792 2009-10-07 Mark Heffernan <meheff@google.com>
5794 * ipa-prop.c (ipa_print_node_params) Only print
5795 names of named arguments.
5797 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5799 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5800 being statically linked.
5802 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5804 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5806 2009-10-08 Jan Hubicka <jh@suse.cz>
5809 * ipa.c (cgraph_externally_visible_p,
5810 function_and_variable_visibility,
5811 whole_program_function_and_variable_visibility): Skip non-finalized
5814 2009-10-08 Nick Clifton <nickc@redhat.com>
5816 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5819 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5822 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5824 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5827 * c-common.c (c_fully_fold_internal): Strip nops from the result
5828 of recursive calls to c_fully_fold_internal.
5829 (c_wrap_maybe_const): New.
5830 (c_save_expr): Use c_wrap_maybe_const.
5831 * c-common.h (c_wrap_maybe_const): Declare.
5832 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5833 build_binary_op): Use c_wrap_maybe_const.
5835 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5837 * real.c: Fix comment to reflect actual exponent size.
5839 2009-10-08 Ben Elliston <bje@au.ibm.com>
5841 * config/rs6000/a2.md: Add FSF comment header.
5843 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5845 * config/i386/i386.md (any_extend): New code iterator.
5846 (u, s): New code attributes.
5848 (DWIH): Rewrite as code iterator for SI and DI modes.
5849 (DWI): Rewrite as mode attribute.
5850 (dwi): New mode attribute.
5851 (di): Depend on SI mode and DI mode.
5852 (doubleint_general_operand): Remove mode attribute.
5854 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5857 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5858 (*sub<mode>3_doubleword): Ditto.
5860 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5861 using SWIM248 mode iterator.
5862 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5863 using SWI48 mode iterator.
5864 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5865 patterns using DWIH mode iterator and any_extend code iterator.
5866 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5867 using any_extend code iterator.
5868 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5869 patterns using DWIH mode iterator and any_extend code iterator.
5870 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5871 using any_extend code iterator.
5872 (<s>mul<mode>3_highpart): Macroize expander from
5873 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5874 and any_extend code iterator.
5875 (*<s>muldi3_highpart_1): Macroize insn from
5876 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5877 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5878 patterns using any_extend code iterator.
5879 (*<s>mulsi3_highpart_zext): Macroize insn from
5880 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5882 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5884 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5885 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5886 refering to a DIE with DW_AT_const_value.
5888 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5891 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5893 2009-10-06 Jan Hubicka <jh@suse.cz>
5895 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5898 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5901 *lea_2_rex64): Move before *add<mode>_1 pattern.
5903 2009-10-07 Jan Hubicka <jh@suse.cz>
5905 * collect2.c (main): Add -fno-whole-program.
5906 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5908 2009-10-07 Jan Hubicka <jh@suse.cz>
5910 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5911 has no address taken.
5912 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5914 (cgraph_clone_node): Clear externally_visible flag for clones.
5915 * cgraph.h (cgraph_only_called_directly_p,
5916 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5917 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5918 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5919 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5920 ipcp_insert_stage): Likwise.
5921 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5922 externally_visible flag.
5923 (verify_cgraph_node): Verify that inline clones look right.
5924 (process_function_and_variable_attributes): Do not set
5925 externally_visible flags.
5926 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5928 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5930 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5931 clear externally_visible when turning into inline clones
5932 (cgraph_mark_inline_edge): Use new predicates.
5933 (cgraph_estimate_growth): Likewise.
5934 (cgraph_decide_inlining): Likewise.
5935 * ipa.c (cgraph_postorder): Likewise.
5936 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5937 that inline clones are not needed.
5938 (cgraph_externally_visible_p): New predicate.
5939 (function_and_variable_visibility): Add whole_program parameter;
5940 always set externally_visible flag; handle COMDAT function
5942 (local_function_and_variable_visibility): New function.
5943 (gate_whole_program_function_and_variable_visibility): New function.
5944 (whole_program_function_and_variable_visibility): New function.
5945 (pass_ipa_whole_program_visibility): New function.
5946 * passes.c (init_optimization_passes): Add whole program visibility
5948 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5949 not care about needed/reachable flags.
5950 * varpool.c: Include flags.h
5951 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5952 (varpool_finalize_decl): When we are in LTO read-back, all variables
5954 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5956 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5958 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5961 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5963 * config.gcc: Don't include the makefile fragments intended for
5965 * config/s390/fixdfdi.h: File removed.
5966 * config/s390/libgcc-glibc.ver: File removed.
5967 * config/s390/s390.h: Remove the fixdfdi.h hack.
5968 * config/s390/t-crtstuff: File moved to libgcc dir.
5969 * config/s390/t-linux: Likewise.
5970 * config/s390/t-tpf: libgcc specific parts removed.
5971 * config/s390/t-linux64: Likewise.
5973 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5975 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5976 (lto-compress.o): Likewise.
5978 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5981 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5982 dllexport to class members here.
5983 (i386_pe_determine_dllimport_p): Only check static class data for
5985 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5986 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5987 functions for vague linkage.
5988 (i386_pe_type_dllexport_p): Fix formatting.
5989 (maybe_add_dllexport) New function.
5990 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5993 2009-10-07 Ben Elliston <bje@au.ibm.com>
5995 * config/rs6000/a2.md: Remove duplicated lines.
5997 2009-10-07 Ben Elliston <bje@au.ibm.com>
5999 * config.gcc (powerpc*-*-*): Handle a2.
6000 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
6001 * config/rs6000/a2.md: New file.
6002 * config/rs6000/rs6000.opt (mno-update): New.
6003 (mupdate): Return to using a mask, not a var.
6004 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
6005 (enum processor_type): Add PROCESSOR_PPCA2.
6006 * config/rs6000/rs6000.c (ppca2_cost): New costs.
6007 (rs6000_override_options): Add "a2" to processor_target_table.
6008 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
6009 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6011 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6013 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6014 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6015 reference to nonexistent gen_truncxfxf2 function.
6017 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6020 (DWIH, g, di, doubleint_general_operand): New mode attributes.
6021 (general_operand): Handle TI mode.
6022 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6023 using SDWIM mode iterator.
6024 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
6025 pattern from *add{di,ti}3_1 patterns and corresponding splitters
6026 using DWI mode iterator.
6027 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6028 patterns using SWI mode iterator.
6029 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6030 using SWI48 mode iterator.
6031 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
6032 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
6033 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
6034 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
6035 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6036 using SDWIM mode iterator.
6037 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
6038 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6039 using DWI mode iterator.
6040 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6041 patterns using SWI mode iterator.
6042 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6043 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6044 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6045 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6046 patterns using plusminus code iterator.
6047 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6048 sub<mode>3 patterns using plusminus code iterator.
6049 * config/i386/i386.c (override_options): Update the call to
6050 gen_subdi_carry_rex64 for renamed function.
6051 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6052 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
6053 calls to instruction expanders.
6055 2009-10-06 Martin Jambor <mjambor@suse.cz>
6058 * opts.c (decode_options): Run IPA-SRA at -O2.
6060 2009-10-06 Richard Guenther <rguenther@suse.de>
6062 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6064 2009-10-06 Tobias Burnus <burnus@net-b.de>
6067 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6068 -flto and -fwhole-program flags can be combined.
6070 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
6073 * gcc.c (process_command): Check that -o argument was specified.
6075 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6077 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6079 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6081 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6082 * doc/invoke.texi (Warning Options): Annotate allowed languages
6083 for -Wunsuffixed-float-constants.
6085 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6087 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6088 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6089 same name and isn't the main variant.
6092 * dwarf2out.c (loc_by_reference): Removed.
6093 (dw_loc_list_1): New function.
6094 (dw_loc_list): Remove toplev argument, add want_address argument.
6095 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6096 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6097 want_address == 2 to dw_loc_list. For successful dw_loc_list
6098 set have_address to 1 only if want_address is not 0.
6100 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6102 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6103 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6104 a code block followed by two pointers.
6105 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6106 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6107 (MIPS_MOVE): Likewise.
6108 (MIPS_LUI): Likewise.
6109 (MIPS_JR): Likewise.
6110 (MIPS_BAL): Likewise.
6111 (MIPS_NOP): Likewise.
6112 (mips_asm_trampoline_template): Delete.
6113 (mips_trampoline_code_size): New function.
6114 (mips_trampoline_init): Add shorter sequences for all cases
6115 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6116 Calculate the opcodes directly, rather than copying from a template.
6117 Only flush the code part of the trampoline.
6118 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6120 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6122 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6123 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6124 (INCOMING_RETURN_ADDR_RTX): Likewise.
6125 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6127 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6128 with RETURN_ADDR_REGNUM.
6129 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6130 * config/mips/mips.c (mips16_build_call_stub): Replace
6131 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6132 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6133 (mips_print_operand_punctuation): Likewise.
6134 (mips_frame_set): Likewise.
6135 (mips16e_output_save_restore): Likewise.
6136 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6137 (mips_save_reg_p): Likewise.
6138 (mips_return_addr): Likewise.
6139 (mips_set_return_address): Likewise.
6140 (mips_direct_save_slot_move_p): Likewise.
6141 (mips_output_function_prologue): Likewise.
6142 (mips_restore_reg): Likewise.
6143 (mips_expand_epilogue): Likewise.
6144 (mips_epilogue_uses): Likewise.
6145 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6146 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6147 (clear_hazard_<mode>): Likewise.
6148 (call_internal): Likewise.
6149 (call_internal_direct): Likewise.
6150 (call_direct_split): Likewise.
6151 (call_value_internal): Likewise.
6152 (call_value_split): Likewise.
6153 (call_value_internal_direct): Likewise.
6154 (call_value_direct_split): Likewise.
6155 (call_value_multiple_internal): Likewise.
6156 (call_value_multiple_split): Likewise.
6158 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6159 Jakub Jelinek <jakub@redhat.com>
6161 PR rtl-optimization/41511
6162 * combine.c (record_value_for_reg): Pass explicit values as argument
6163 to get_last_value_validate.
6164 (get_last_value_validate): Document INSN parameter.
6165 For non-readonly MEMs, assume they might have been modified if INSN
6166 was in another basic block.
6167 (get_last_value): Minor reformatting.
6169 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6172 * final.c (asm_str_count): Split out from asm_insn_count.
6173 * rtl.h (asm_str_count): New prototype.
6174 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6177 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6179 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6181 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6182 Rafael Espindola <espindola@google.com>
6184 * gengtype.c (write_types): Moved call to write_func_for_structure
6185 into seperate loops.
6187 2009-10-05 Richard Guenther <rguenther@suse.de>
6190 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6191 (input_cgraph_1): Input toplevel asms.
6193 2009-10-05 Richard Guenther <rguenther@suse.de>
6196 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6197 (external_aggregate_decl_p): Likewise.
6198 (lto_symtab_compatible): Re-structure. Remove dead code.
6199 For variables ignore toplevel qualifiers when comparing types.
6200 Issue warnings, not errors for mismatched user-alignment.
6202 2009-10-05 Richard Guenther <rguenther@suse.de>
6206 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6207 (struct lto_symtab_identifier_def): Likewise.
6208 (struct lto_symtab_decl_def): Likewise.
6209 (struct lto_symtab_entry_def): New.
6210 (lto_symtab_identifier_t): Rename to ...
6211 (lto_symtab_entry_t): ... this.
6212 (lto_symtab_decls): Remove.
6213 (lto_symtab_base_hash): Rename to ...
6214 (lto_symtab_entry_hash): ... this.
6215 (lto_symtab_base_eq): Rename to ...
6216 (lto_symtab_entry_eq): ... this.
6217 (lto_symtab_base_marked_p): Rename to ...
6218 (lto_symtab_entry_marked_p): ... this.
6219 (lto_symtab_identifier_marked_p): Remove.
6220 (lto_symtab_decl_marked_p): Likewise.
6221 (lto_symtab_maybe_init_hash_tables): Rename to ...
6222 (lto_symtab_maybe_init_hash_table): ... this.
6223 (lto_symtab_set_resolution_and_file_data): Remove.
6224 (lto_symtab_register_decl): New function.
6225 (lto_symtab_get_identifier): Remove.
6226 (lto_symtab_get): New function.
6227 (lto_symtab_get_resolution): Adjust.
6228 (lto_symtab_get_identifier_decl): Remove.
6229 (lto_symtab_set_identifier_decl): Likewise.
6230 (lto_symtab_merge_decl): Rename to ...
6231 (lto_symtab_merge): ... this. Rewrite.
6232 (lto_symtab_merge_var): Remove.
6233 (lto_symtab_merge_fn): Likewise.
6234 (lto_symtab_prevailing_decl): Adjust.
6235 (lto_cgraph_replace_node): New function.
6236 (lto_symtab_merge_decls_2): Likewise.
6237 (lto_symtab_merge_decls_1): Likewise.
6238 (lto_symtab_fixup_var_decls): Likewise.
6239 (lto_symtab_resolve_symbols): Likewise.
6240 (lto_symtab_merge_decls): Likewise.
6241 (lto_symtab_prevailing_decl): Adjust.
6242 (lto_symtab_get_symtab_def): Remove.
6243 (lto_symtab_get_file_data): Likewise.
6244 (lto_symtab_clear_resolution): Adjust.
6245 (lto_symtab_clear_resolution): Likewise.
6246 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6247 (input_cgraph_1): Likewise.
6248 * lto-streamer-in.c (get_resolution): Do not provide fake
6249 symbol resolutions here.
6250 (deferred_global_decls): Remove.
6251 (lto_register_deferred_decls_in_symtab): Likewise.
6252 (lto_register_var_decl_in_symtab): Change signature, register
6253 variable via lto_symtab_register_decl.
6254 (lto_register_function_decl_in_symtab): Likewise.
6255 (lto_read_tree): Adjust.
6256 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6257 (lto_symtab_merge_var): Likewise.
6258 (lto_symtab_merge_fn): Likewise.
6259 (lto_symtab_register_decl): Declare.
6260 (lto_symtab_merge_decls): Likewise.
6262 2009-10-05 Richard Guenther <rguenther@suse.de>
6264 PR tree-optimization/23821
6265 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6266 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6267 simple IV increments.
6269 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6271 * config/arm/arm.c (arm_override_options): Really initialize
6272 flag_dwarf2_cfi_asm to 0.
6274 2009-10-05 Doug Kwan <dougkwan@google.com>
6276 PR rtl-optimization/41574
6277 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6278 floating point and we are not doing unsafe math optimizations.
6280 2009-10-03 Simon Baldwin <simonb@google.com>
6281 Cary Coutant <ccoutant@google.com>
6282 Rafael Espindola <espindola@google.com>
6283 Richard Guenther <rguenther@suse.de>
6284 Jan Hubicka <jh@suse.cz>
6285 Doug Kwan <dougkwan@google.com>
6286 H.J. Lu <hongjiu.lu@intel.com>
6287 Bill Maddox <maddox@google.com>
6288 Ryan Mansfield <rmansfield@qnx.com>
6289 Diego Novillo <dnovillo@google.com>
6290 Ollie Wild <aaw@google.com>
6291 Kenneth Zadeck <zadeck@naturalbridge.com>
6293 * lto-cgraph.c: New file.
6294 * lto-compress.c: New file.
6295 * lto-compress.h: New file.
6296 * lto-opts.c: New file.
6297 * lto-section-in.c: New file.
6298 * lto-section-out.c: New file.
6299 * lto-streamer-in.c: New file.
6300 * lto-streamer-out.c: New file.
6301 * lto-streamer.c: New file.
6302 * lto-streamer.h: New file.
6303 * lto-symtab.c: New file.
6304 * lto-wpa-fixup.c: New file.
6305 * lto-wrapper.c: New file.
6307 2009-10-03 Simon Baldwin <baldwin@google.com>
6308 Ben Elliston <bje@au.ibm.com>
6309 Rafael Espindola <espindola@google.com>
6310 Nathan Froyd <froydnj@codesourcery.com>
6311 Jan Hubicka <jh@suse.cz>
6312 Doug Kwan <dougkwan@google.com>
6313 Diego Novillo <dnovillo@google.com>
6314 Kenneth Zadeck <zadeck@naturalbridge.com>
6316 * Makefile.in (enable_lto): New.
6317 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6318 (LINKER_PLUGIN_API_H): Define.
6319 (LTO_SYMTAB_H): Define.
6320 (LTO_STREAMER_H): Define.
6321 (TREE_VECTORIZER_H): Define.
6322 (INCLUDES): Add LIBELFINC.
6323 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6324 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6325 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6326 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6327 (native): Add lto-wrapper$(exeext)
6328 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6329 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6330 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6331 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6332 (varasm.o): Add dependency on tree-iterator.h.
6333 (cgraph.o): Add dependency on cif-code.def.
6334 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6335 (ipa-pure-const.o): Likewise.
6336 (GTFILES): Add lto-symtab.c.
6337 (install-lto-wrapper): New.
6338 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6339 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6340 * config.in: Regenerate.
6342 2009-10-03 Rafael Espindola <espindola@google.com>
6343 Diego Novillo <dnovillo@google.com>
6345 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6346 ipa_write_summaries.
6347 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6349 (cgraph_optimize): Make extern.
6351 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6352 Kenneth Zadeck <zadeck@naturalbridge.com>
6354 * toplev.c (in_lto_p): Declare.
6355 * collect2.c (scan_prog_file): Read all the output when reading
6356 information for LTO.
6357 (enum lto_mode_d): Declare.
6359 2009-10-03 Richard Guenther <rguenther@suse.de>
6360 Diego Novillo <dnovillo@google.com>
6362 * gimple.c: Include target.h and alias.h.
6363 (gimple_types): Declare.
6364 (type_hash_cache): Declare.
6365 (gimple_alloc_stat): Make extern.
6366 (gimple_build_eh_must_not_throw): Call
6367 gimple_eh_must_not_throw_set_fndecl.
6368 (struct type_pair_d): Declare.
6369 (type_pair_t): Declare.
6370 (type_pair_hash): New.
6371 (type_pair_eq): New.
6372 (lookup_type_pair): New.
6373 (gimple_force_type_merge): New.
6374 (compare_type_names_p): New.
6375 (compare_field_offset): New.
6376 (gimple_types_compatible_p): New.
6377 (struct sccs): Declare.
6378 (next_dfs_num): Declare.
6379 (iterative_hash_gimple_type): New.
6381 (iterative_hash_type_name): New.
6382 (iterative_hash_gimple_type): New.
6383 (gimple_type_hash): New.
6384 (gimple_type_eq): New.
6385 (gimple_register_type): New.
6386 (print_gimple_types_stats): New.
6387 (gimple_signed_or_unsigned_type): New.
6388 (gimple_unsigned_type): New.
6389 (gimple_signed_type): New.
6390 (gimple_get_alias_set): New.
6391 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6392 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6393 (gimple_force_type_merge): Declare.
6394 (gimple_types_compatible_p): Declare.
6395 (gimple_register_type): Declare.
6396 (print_gimple_types_stats): Declare.
6397 (gimple_unsigned_type): Declare.
6398 (gimple_signed_type): Declare.
6399 (gimple_get_alias_set): Declare.
6400 (gimple_eh_must_not_throw_set_fndecl): New.
6402 2009-10-03 Jan Hubicka <jh@suse.cz>
6403 Kenneth Zadeck <zadeck@naturalbridge.com>
6405 * ipa-pure-const.c: Include lto-streamer.h.
6406 (register_hooks): Factor out of ...
6407 (generate_summary): ... here.
6408 (pure_const_write_summary): New.
6409 (pure_const_read_summary): New.
6410 (pass_ipa_pure_const): Add pure_const_write_summary and
6411 pure_const_read_summary.
6412 * ipa-reference.c: Include lto-streamer.h.
6413 (add_new_function): New.
6414 (remove_node_data): New.
6415 (duplicate_node_data): New.
6416 (ipa_init): Guard against multiple calls.
6417 Move hook setup from analyze_function.
6418 (write_node_summary_p): New.
6419 (ipa_reference_write_summary): New.
6420 (ipa_reference_read_summary): New.
6421 (pass_ipa_reference): Add ipa_reference_write_summary and
6422 ipa_reference_read_summary.
6423 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6424 (struct cgraph_edge): Add fields lto_stmt_uid and
6425 call_stmt_cannot_inline_p.
6426 (cgraph_optimize): Declare.
6427 (cgraph_decide_is_function_needed): Declare.
6428 (reset_inline_failed): Declare.
6429 (enum LTO_cgraph_tags): Declare.
6430 (LTO_cgraph_tag_names): Declare.
6431 (LCC_NOT_FOUND): Define.
6433 2009-10-03 Doug Kwan <dougkwan@google.com>
6434 Rafael Espindola <espindola@google.com>
6435 Jan Hubicka <jh@suse.cz>
6436 Diego Novillo <dnovillo@google.com>
6437 Kenneth Zadeck <zadeck@naturalbridge.com>
6439 * passes.c (all_regular_ipa_passes): New.
6440 (all_ipa_passes): Rename to all_small_ipa_passes.
6441 (init_optimization_passes): Init all_regular_ipa_passes.
6442 * tree-pass.h (all_regular_ipa_passes): New.
6443 (all_ipa_passes): Rename to all_small_ipa_passes.
6444 * passes.c (all_lto_gen_passes): New.
6445 (init_optimization_passes): Initialize all_lto_gen_passes.
6446 (execute_ipa_summary_passes): Make non-static.
6447 (ipa_write_summaries_1): New.
6448 (ipa_write_summaries_2): New.
6449 (ipa_write_summaries): New.
6450 (ipa_write_summaries_of_cgraph_node_set): New.
6451 (ipa_read_summaries_1): New.
6452 (ipa_read_summaries): New.
6453 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6454 (execute_regular_ipa_pass_list): Remove.
6455 (init_optimization_passes): Schedule
6456 pass_rebuild_cgraph_edges and pass_early_inline outside
6457 of pass_all_early_optimizations. Document reason.
6458 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6459 pass_ipa_lto_finish_out): New pass.
6460 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6461 (execute_all_ipa_transforms): New.
6462 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6463 (dump_properties, debug_properties): New.
6464 * tree-optimize.c (gate_all_early_local_passes): Return
6465 false if we are in lto1.
6466 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6467 * tree-pass.h (execute_all_ipa_transforms): Declare.
6468 (pass_ipa_function_and_variable_visibility): Declare.
6469 (pass_ipa_early_inline): Declare.
6470 (pass_ipa_lto_gimple_out): Declare.
6471 (pass_ipa_lto_wpa_fixup): Declare.
6472 (pass_ipa_lto_finish_out): Declare.
6473 (all_small_ipa_passes, all_regular_ipa_passes,
6474 all_lto_gen_passes): Declare.
6475 (execute_ipa_summary_passes): Declare.
6476 (execute_all_ipa_transforms): Declare.
6477 (ipa_write_summaries): Declare
6478 (ipa_write_summaries_of_cgraph_node_set): Declare.
6479 (ipa_read_summaries): Declare.
6481 2009-10-03 Doug Kwan <dougkwan@google.com>
6482 Ollie Wild <aaw@google.com>
6484 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6486 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6487 (lto_mode): New variable.
6488 (maybe_run_lto_and_relink): Handle the -fwpa option.
6489 (main): Handle the -fwpa option.
6490 (maybe_unlink_list): New function.
6491 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6492 * common.opt (flto): New flag.
6493 * toplev.c (flag_generate_lto): Declare.
6495 2009-10-03 Simon Baldwin <simonb@google.com>
6497 * common.opt (flto-compression-level): New flag.
6499 * opts.c: Include lto-opts.h.
6500 (handle_option): Call lto_register_user_option for each
6501 valid option handled.
6502 (decode_options): Clear registered options before the options
6505 2009-10-03 Cary Coutant <ccoutant@google.com>
6507 * collect2.c (is_elf): New function.
6508 (scan_prog_file): Require LTO object to be in ELF format.
6510 2009-10-03 Rafael Espindola <espindola@google.com>
6512 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6513 libgcc to the linker.
6515 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6517 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6518 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6520 * collect2.h (collect_execute): Add flags argument.
6521 * tlink.c (tlink_execute): Update call to collect_execute.
6522 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6523 (use_linker_plugin): New.
6524 (use_linker_plugin_spec_function): New.
6525 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6526 (linker_plugin_file_spec): New.
6527 (lto_wrapper_spec): New.
6528 (lto_gcc_spec): New.
6529 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6530 (static_spec_functions): Add use-linker-plugin.
6531 (process_command): Handle -use-linker-plugin.
6532 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6533 linker_plugin_file_spec and lto_gcc_spec.
6534 (use_linker_plugin_spec_function): New.
6536 2009-10-03 Richard Guenther <rguenther@suse.de>
6540 * tree.h (is_lang_specific): Include LANG_TYPE.
6541 * tree.c (find_decls_types_r): Manually add interesting parts
6542 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6544 * gimple.c (type_pair_hash): Make symmetric.
6545 (type_pair_eq): Likewise.
6546 (lookup_type_pair): Increase initial hashtable size.
6547 (gimple_force_type_merge): Rely on type-pair symmetry.
6548 (visit): Remove excessive checking code.
6549 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6550 (gimple_register_type): Remove getenv calls, shrink initial
6554 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6555 inline functions if not generating lto output.
6558 * toplev.c (finalize): In WPA mode remove the asm file.
6560 2009-10-03 Doug Kwan <dougkwan@google.com>
6562 * ipa-inline.c (cgraph_mark_inline): Check
6563 edge->call_stmt_cannot_inline_p instead of calling
6564 gimple_call_cannot_inline_p.
6565 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6566 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6567 (inline_generate_summary): Do nothing in LTRANS.
6568 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6569 exists before calling gimple_call_cannot_inline_p.
6570 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6571 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6572 Update new_edge->lto_stmt_uid.
6573 * cgraphbuild.c (reset_inline_failed): New.
6575 * common.opt (fwpa): New flag.
6576 (fltrans): New option.
6577 * gcc.c (gcc_lto_option_t): New type.
6578 (current_lto_option): New variable.
6579 (lto_single_spec_function): Remove and is replaced by ..
6580 (lto_option_spec_function): New function.
6581 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6582 passing the -flto flag.
6583 (cc1_options): Separate non-LTO related parts into ..
6584 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6585 (lto1_options): New spec for lto FE.
6586 (link_lto_options): New spec for handling LTO flags in linker.
6587 (invoke_lto_single): Re-format to fit in 80 column. Replace
6588 lto-single with lto-option.
6589 (static_specs): Add cc1_non_lto_options, lto1_options and
6591 (static_spec_function): Replace lto-single with lto-option.
6592 (process_command): Handle -flto, -fwpa and -fltran by setting
6593 current_lto_option and not passing it to subprocess unconditionally.
6595 2009-10-03 Bill Maddox <maddox@google.com>
6597 Add `gcc' driver support for link-time code generation (LTO).
6599 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6600 (lto_flag, lto_objects, lto_o_file): New variables.
6601 (struct lto_object, struct lto_object_list): New structures.
6602 (collect_exit, handler): Remove LTO temporary output file on exit.
6603 (add_lto_object): New function.
6604 (maybe_run_lto_and_relink): New function. Perform link time code
6605 generation and relinking for object files containing LTO information.
6606 (main): Invoke maybe_run_lto_and_relink().
6607 (dump_argv): New function. For debugging, currently disabled.
6608 (scan_prog_file): Add LTO information pass.
6609 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6611 * toplev.c (compile_file): Emit assembler directive to create
6612 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6614 2009-10-03 Diego Novillo <dnovillo@google.com>
6616 * c.opt: Add LTO to warn_abi and warn_psabi.
6618 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6619 inline function. Ignore language-specific nodes. Update all users.
6620 (find_decls_types_r): Do not traverse the subtrees of
6621 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6622 * tree.h (is_lang_specific): New.
6623 * langhooks.h (struct lang_hooks_for_decls): Remove
6624 may_need_assembler_name_p. Update all users.
6626 * c-common.c (set_builtin_user_assembler_name): Move ...
6627 * builtins.c (set_builtin_user_assembler_name): ... here.
6628 (is_builtin_name): Add comment
6629 (is_builtin_fn): New.
6630 * except.c (output_ttype): Only call
6631 lookup_type_for_runtime if TYPE is not a runtime type.
6633 * passes.c (register_pass): Call position_pass on
6634 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6635 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6636 (TV_IPA_LTO_DECL_IO): Define.
6637 (TV_IPA_LTO_CGRAPH_IO): Define.
6639 (TV_WHOPR_WPA): Define.
6640 (TV_WHOPR_WPA_IO): Define.
6641 (TV_WHOPR_LTRANS): Define.
6642 (TV_WHOPR_WPA_FIXUP): Define.
6643 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6644 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6645 * tree-flow.h (tree_node_can_be_shared): Declare.
6646 * tree-inline.c (tree_can_inline_p): Check that E has a
6647 statement associated with it.
6648 * tree.c (free_lang_data_in_binf): Factor out of ...
6649 (free_lang_data_in_type): ... here.
6650 Call RECORD_OR_UNION_TYPE_P.
6651 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6652 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6653 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6654 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6655 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6656 (gate_free_lang_data): Return true if flag_generate_lto is set.
6657 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6658 * c-common.h (set_builtin_user_assembler_name): Move ...
6659 * tree.h (set_builtin_user_assembler_name): ... here.
6661 * common.opt (flto-report): New flag.
6662 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6663 * collect2.c (scan_prog_file): Send the error output of
6664 'nm' to HOST_BIT_BUCKET.
6666 2009-10-03 Ollie Wild <aaw@google.com>
6668 * langhooks-def.h (lhd_begin_section): New function declaration.
6669 (lhd_write_section): New function declaration.
6670 (lhd_end_section): New function declaration.
6671 (LANG_HOOKS_BEGIN_SECTION): New macro.
6672 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6673 (LANG_HOOKS_END_SECTION): New macro.
6674 (LANG_HOOKS_LTO): New macro.
6675 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6676 * langhooks.c (output.h): Add include.
6677 (saved_section): New static variable.
6678 (lhd_begin_section): New function.
6679 (lhd_write_section_data): New function.
6680 (lhd_end_section): New function.
6681 * langhooks.h (struct lang_hooks_for_lto): New structure.
6682 (struct lang_hooks): Add member lto.
6683 * Makefile.in (langhooks.o): Add dependency on output.h.
6685 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6687 2009-10-03 Richard Guenther <rguenther@suse.de>
6689 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6692 2009-10-03 Simon Baldwin <simonb@google.com>
6693 Richard Guenther <rguenther@suse.de>
6694 Janis Johnson <janis187@us.ibm.com>
6695 Doug Kwan <dougkwan@google.com>
6696 Diego Novillo <dnovillo@google.com>
6697 Ramana Radhakrishnan <ramana.r@gmail.com>
6698 Ollie Wild <aaw@google.com>
6700 * doc/install.texi: Add documentation for libelf and --enable-lto.
6701 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6702 -flto-report, -flto-compression-level and -use-linker-plugin.
6703 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6704 Add section for LTO Testing.
6706 2009-10-02 Cary Coutant <ccoutant@google.com>
6708 Add support for comdat type sections for DWARF v4.
6709 Merge from dwarf4 branch.
6711 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6712 (dw_die_ref): Define vector type.
6713 (enum dw_val_class): Add dw_val_class_data8.
6714 (struct dw_val_struct): Add v.val_data8.
6715 (comdat_type_node_ref): New type.
6716 (struct die_struct): Move die_symbol into a union; add new field
6717 die_type_node. Change all uses.
6718 (comdat_type_node): New type.
6719 (skeleton_chain_node): New type.
6720 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6721 (comdat_type_list): New variable.
6722 (dwarf_tag_name): Add DW_TAG_type_unit.
6723 (dwarf_attr_name): Add DW_AT_signature.
6724 (add_AT_data8): New function.
6725 (replace_child): New function.
6726 (move_all_children): New function.
6727 (print_signature): New function.
6728 (print_die): Print signature information; add dw_val_class_data8.
6729 (attr_checksum): Support dw_val_class_data8.
6730 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6731 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6732 (checksum_sleb128, checksum_uleb128): New functions.
6733 (checksum_die_context): New function.
6734 (loc_checksum_ordered): New function.
6735 (attr_checksum_ordered): New function.
6736 (struct checksum_attributes): New structure.
6737 (collect_checksum_attributes): New function.
6738 (die_checksum_ordered): New function.
6739 (generate_type_signature): New function.
6740 (same_dw_val_p): Add dw_val_class_data8.
6741 (is_symbol_die): Use new is_declaration_die function.
6742 (is_declaration_die): New function.
6743 (should_move_die_to_comdat): New function.
6744 (clone_die): New function.
6745 (clone_tree): New function.
6746 (clone_as_declaration): New function.
6747 (copy_declaration_context): New function.
6748 (generate_skeleton_ancestor_tree): New function.
6749 (generate_skeleton_bottom_up): New function.
6750 (generate_skeleton): New function.
6751 (remove_child_or_replace_with_skeleton): New function.
6752 (break_out_comdat_types): New function.
6753 (struct decl_table_entry): New type.
6754 (htab_decl_hash): New function.
6755 (htab_decl_eq): New function.
6756 (htab_decl_del): New function.
6757 (copy_ancestor_tree): New function.
6758 (copy_decls_walk): New function.
6759 (copy_decls_for_unworthy_types): New function.
6760 (build_abbrev_table): Don't assert on missing die_symbol when doing
6761 comdat type sections.
6762 (size_of_die): Use DW_FORM_sig8 for external references. Add
6764 (unmark_dies): Don't assert for unmarked dies when doing comdat
6766 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6767 (output_signature): New function.
6768 (output_die): Likewise.
6769 (output_compilation_unit_header): Mark output as DWARF version 3
6770 even if generating DWARF 4.
6771 (output_comdat_type_unit): New function.
6772 (output_line_info): Mark output as DWARF version 3 even if generating
6774 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6776 (dwarf2out_end_source_file): Likewise.
6777 (prune_unused_types_walk_attribs): Don't follow references into
6778 comdat type sections.
6779 (prune_unused_types_mark): When generating type units, do not mark
6780 children of non-defining declarations of types; do mark children of
6782 (prune_unused_types): Process comdat type sections.
6783 (htab_ct_hash): New function.
6784 (htab_ct_eq): New function.
6785 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6786 Add a pointer to the line table from type unit entries so
6787 DW_AT_decl_file has meaning.
6788 * varasm.c (default_elf_asm_named_section): Use identifier name as
6789 comdat key instead of lang hook.
6791 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6793 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6795 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6797 * config/i386/i386.md (SWIM248): New mode iterator.
6798 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6799 divmodhi4 patterns using SWIM248 macro.
6800 (*divmod<mode>4): Macroize insn_and_split pattern from
6801 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6802 and their corresponding splitters usign SWIM248 macro. Split SImode
6803 insn to generate cltd and DImode insn to generate cqto instead of
6804 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6805 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6806 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6807 *divmodsi_noext patterns using SWIM248 macro.
6808 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6809 udivmodhi4 patterns using SWIM248 macro.
6810 (*udivmod<mode>4): Macroize insn_and_split pattern from
6811 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6812 corresponding splitters using SWIM248 macro.
6813 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6814 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6816 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6818 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6819 of zero-sized element is zero-sized regardless of its extent.
6821 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6824 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6825 * configure: Regenerated.
6826 * config.in: Regenerated.
6827 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6828 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6829 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6830 not emitting .eh_frame, emit .cfi_sections .debug_frame
6835 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6836 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6838 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6839 vars use DECL_RTL with resetting it back to NULL afterwards.
6840 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6841 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6842 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6843 the attribute type allows it, otherwise use DW_FORM_dataN.
6844 (mem_loc_descriptor): Handle CONST_STRING.
6845 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6846 Handle MEM with CONST_STRING address using add_AT_string.
6847 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6848 CONST_STRING for const arrays initialized with a string literal.
6849 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6850 (dwarf2out_finish): Call resolve_addr.
6852 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6853 Maxim Kuvyrkov <maxim@codesourcery.com>
6855 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6857 2009-10-02 Nick Clifton <nickc@redhat.com>
6859 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6860 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6862 2009-10-01 Jan Hubicka <jh@suse.cz>
6864 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6865 (cgraph_create_virtual_clone): Just pass redirect_callers
6867 * cgraph.h (cgraph_clone_node): Update prototype.
6868 * ipa-pure-const.c (self_recursive_p): New function.
6869 (propagate): Use it.
6870 * ipa-inline.c (cgraph_clone_inlined_nodes,
6871 cgraph_decide_recursive_inlining): Update.
6873 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6875 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6876 instructions for TARGET_OCTEON.
6878 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6880 * config/arm/arm.c (arm_override_options): Turn off
6881 flag_dwarf2_cfi_asm for AAPCS variants.
6883 2009-10-01 Martin Jambor <mjambor@suse.cz>
6886 * tree-sra.c (convert_callers): Do not call
6887 compute_inline_parameters on one caller more than once.
6889 2009-10-01 Nick Clifton <nickc@redhat.com>
6891 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6892 an empty string if not already defined.
6894 2009-10-01 Martin Jambor <mjambor@suse.cz>
6897 * tree-sra.c (is_va_list_type): New function.
6898 (find_var_candidates): Call is_va_list_type.
6899 (find_param_candidates): Check that the type or the type pointed
6900 to are not va_list types.
6902 2009-10-01 Martin Jambor <mjambor@suse.cz>
6905 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6906 DECL_ARTIFICIAL (param_decl) is true.
6908 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6910 * tree.h (tree_decl_common::lang_flag_8): New.
6911 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6913 * c-common.h (RID_CONSTEXPR): New.
6915 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6917 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6918 Use ref-all pointers.
6919 (alpha_gimplify_va_arg): Ditto.
6921 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6924 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6925 before insn counting loop now that BB_END (bb) is counted. Ensure
6926 the return value isn't zero.
6928 2009-09-30 Nick Clifton <nickc@redhat.com>
6930 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6931 with separate definitions of c_target_objs and cxx_target_objs.
6932 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6934 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6935 sh_symbian_import_export_class.
6936 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6937 * config/sh/symbian.c: Delete, moving code into...
6938 * config/sh/symbian-base.c: ... here
6939 * config/sh/symbian-c.c: ... and here
6940 * config/sh/symbian-cxx.c: ... and here.
6942 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6945 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6946 of plus RTX into register.
6948 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6950 * doc/install.texi: Linguistic and markup fixes.
6951 (Configuration) <--disable-cpp>: Remove description.
6952 <--enable-maintainer-mode>: Autotools files are affected, too.
6953 <--with-sysroot>: Improve description.
6954 (Building): Bump required GNU make version.
6956 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6958 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6959 (x86_64-*-*): Ditto.
6961 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6962 intrinisics for FMA4.
6963 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6964 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6965 Add FMA4 check and fma4intrin.h.
6966 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6968 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6969 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6970 constant for FMA4 support.
6971 (UNSPEC_FMA4_FMADDSUB): Ditto.
6972 (UNSPEC_FMA4_FMSUBADD): Ditto.
6973 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6974 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6975 (ix86_expand_fma4_multiple_memory): Ditto.
6976 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6977 (OPTION_MASK_ISA_FMA4_UNSET): New.
6978 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6979 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6980 (ix86_handle_option): Handle -mfma4.
6981 (isa_opts): Handle -mfma4.
6982 (enum pta_flags): Add PTA_FMA4.
6983 (override_options): Add FMA4 support.
6984 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6985 (IX86_BUILTIN_VFMADDSD): Ditto.
6986 (IX86_BUILTIN_VFMADDPS): Ditto.
6987 (IX86_BUILTIN_VFMADDPD): Ditto.
6988 (IX86_BUILTIN_VFMSUBSS): Ditto.
6989 (IX86_BUILTIN_VFMSUBSD): Ditto.
6990 (IX86_BUILTIN_VFMSUBPS): Ditto.
6991 (IX86_BUILTIN_VFMSUBPD): Ditto.
6992 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6993 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6994 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6995 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6996 (IX86_BUILTIN_VFNMADDSS): Ditto.
6997 (IX86_BUILTIN_VFNMADDSD): Ditto.
6998 (IX86_BUILTIN_VFNMADDPS): Ditto.
6999 (IX86_BUILTIN_VFNMADDPD): Ditto.
7000 (IX86_BUILTIN_VFNMSUBSS): Ditto.
7001 (IX86_BUILTIN_VFNMSUBSD): Ditto.
7002 (IX86_BUILTIN_VFNMSUBPS): Ditto.
7003 (IX86_BUILTIN_VFNMSUBPD): Ditto.
7004 (IX86_BUILTIN_VFMADDPS256): Ditto.
7005 (IX86_BUILTIN_VFMADDPD256): Ditto.
7006 (IX86_BUILTIN_VFMSUBPS256): Ditto.
7007 (IX86_BUILTIN_VFMSUBPD256): Ditto.
7008 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
7009 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7010 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7011 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7012 (IX86_BUILTIN_VFNMADDPS256): Ditto.
7013 (IX86_BUILTIN_VFNMADDPD256): Ditto.
7014 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
7015 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
7016 (enum multi_arg_type): New enum for describing the various FMA4
7017 intrinsic argument types.
7018 (bdesc_multi_arg): New table for FMA4 intrinsics.
7019 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7020 (ix86_expand_multi_arg_builtin): New function for creating FMA4
7022 (ix86_expand_builtin): Add FMA4 intrinsic support.
7023 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7024 operand instructions.
7025 (ix86_expand_fma4_multiple_memory): New function to split the
7026 second memory reference from FMA4 instructions.
7027 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7028 (ssemodesuffixf2s): Ditto.
7029 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7031 (fma4_fmsub<mode>4): Ditto.
7032 (fma4_fnmadd<mode>4): Ditto.
7033 (fma4_fnmsub<mode>4): Ditto.
7034 (fma4_vmfmadd<mode>4): Ditto.
7035 (fma4_vmfmsub<mode>4): Ditto.
7036 (fma4_vmfnmadd<mode>4): Ditto.
7037 (fma4_vmfnmsub<mode>4): Ditto.
7038 (fma4_fmadd<mode>4256): Ditto.
7039 (fma4_fmsub<mode>4256): Ditto.
7040 (fma4_fnmadd<mode>4256): Ditto.
7041 (fma4_fnmsub<mode>4256): Ditto.
7042 (fma4_fmaddsubv8sf4): Ditto.
7043 (fma4_fmaddsubv4sf4): Ditto.
7044 (fma4_fmaddsubv4df4): Ditto.
7045 (fma4_fmaddsubv2df4): Ditto.
7046 (fma4_fmsubaddv8sf4): Ditto.
7047 (fma4_fmsubaddv4sf4): Ditto.
7048 (fma4_fmsubaddv4df4): Ditto.
7049 (fma4_fmsubaddv2df4): Ditto.
7050 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7051 instructions for intrinsics.
7052 (fma4i_fmsub<mode>4): Ditto.
7053 (fma4i_fnmadd<mode>4): Ditto.
7054 (fma4i_fnmsub<mode>4): Ditto.
7055 (fma4i_vmfmadd<mode>4): Ditto.
7056 (fma4i_vmfmsub<mode>4): Ditto.
7057 (fma4i_vmfnmadd<mode>4): Ditto.
7058 (fma4i_vmfnmsub<mode>4): Ditto.
7059 (fma4i_fmadd<mode>4256): Ditto.
7060 (fma4i_fmsub<mode>4256): Ditto.
7061 (fma4i_fnmadd<mode>4256): Ditto.
7062 (fma4i_fnmsub<mode>4256): Ditto.
7063 (fma4i_fmaddsubv8sf4): Ditto.
7064 (fma4i_fmaddsubv4sf4): Ditto.
7065 (fma4i_fmaddsubv4df4): Ditto.
7066 (fma4i_fmaddsubv2df4): Ditto.
7067 (fma4i_fmsubaddv8sf4): Ditto.
7068 (fma4i_fmsubaddv4sf4): Ditto.
7069 (fma4i_fmsubaddv4df4): Ditto.
7070 (fma4i_fmsubaddv2df4): Ditto.
7072 * doc/invoke.texi (-mfma4): Add documentation.
7073 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7075 2009-09-29 Richard Henderson <rth@redhat.com>
7077 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7078 an edge to the new destination block.
7080 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7083 * pa.c (hppa_profile_hook): Use
7084 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7086 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7087 Alexander Monakov <amonakov@ispras.ru>
7090 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7091 (not_postinc_memory_operand): New.
7092 (not_postinc_move_operand): New.
7093 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7094 (*cmovsi_internal): Ditto.
7096 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7098 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7099 restrict issue_rate in first pass when scheduling for register
7102 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7103 Rafael Avila de Espindola <espindola@google.com>
7105 * gengtype.c (plugin_output): New.
7106 (get_output_file_with_visibility): Return plugin_output for plugins.
7107 (main): Parse and use the -P option.
7108 * gty.texi: Update the command line format.
7110 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7113 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7115 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7116 out if !const_ok_for_output.
7119 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7120 case VAR_LOCATION>: Remove gcc_unreachable ().
7122 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7124 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7125 (x86_64-*-*): Ditto.
7126 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7127 back to smmintrin.h.
7128 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7129 * config/i386/x86intrin.h: Remove SSE5.
7130 * config/i386/mmintrin-common.h: Delete file.
7131 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7133 2009-09-29 Richard Guenther <rguenther@suse.de>
7135 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7136 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7138 2009-09-29 Nick Clifton <nickc@redhat.com>
7140 * function.c (current_function_name): If there is no current
7141 function just return "<none>".
7143 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7145 * tree-pass.h (register_pass_info): New structure.
7146 (pass_positioning_ops): Move enum from gcc-plugin.h.
7147 (register_pass): New function.
7148 * gcc-plugin.h (plugin_pass): Delete structure.
7149 (pass_positioning_ops): Delete enum.
7150 * plugin.c (regsiter_pass): Delete function.
7151 (position_pass): Delete function.
7152 (added_pass_nodes): Delete variable.
7153 (prev_added_pass_nodes): Delete variable.
7154 (pass_list_node): Delete structure.
7155 * passes.c (make_pass_instance): New function.
7156 (next_pass_1): Change to call make_pass_instance.
7157 (pass_list_node): Move structure from gcc-plugin.h.
7158 (added_pass_nodes): Move variable from plugin.c.
7159 (prev_added_pass_nodes): Move variable from plugin.c.
7160 (position_pass): New function.
7161 (register_pass): New function.
7163 2009-09-28 Easwaran Raman <eraman@google.com>
7165 * ifcvt.c (noce_try_abs): Recognize pattern and call
7166 expand_one_cmpl_abs_nojump.
7167 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7168 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7170 2009-09-28 Ian Lance Taylor <iant@google.com>
7173 * c-opts.c (c_common_handle_option): Don't set
7174 warn_jump_misses_init for -Wall.
7175 * doc/invoke.texi (Warning Options): Update documentation.
7177 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7179 * Makefile.in ($(out_object_file)): Depend on
7180 gt-$(basename $(notdir $(out_file))).h.
7182 2009-09-28 Richard Henderson <rth@redhat.com>
7184 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7185 * except.c (gen_eh_region): Set it.
7186 (duplicate_eh_regions_1): Copy it.
7187 * tree-eh.c (lower_resx): Use it to determine which function
7190 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7191 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7192 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7193 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7194 BUILT_IN_CXA_END_CLEANUP if necessary.
7196 * c-common.c (c_define_builtins): Update call to
7197 build_common_builtin_nodes.
7199 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7201 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7203 2009-09-28 Michael Matz <matz@suse.de>
7205 * builtins.c (interclass_mathfn_icode): New helper.
7206 (expand_builtin_interclass_mathfn): Use it here, and split folding
7208 (fold_builtin_interclass_mathfn): ... this new folder.
7209 (build_call_nofold_loc): New static helper.
7210 (build_call_nofold): New wrapper macro for above.
7211 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7212 (expand_builtin_pow): Ditto.
7213 (expand_builtin_memset_args): Ditto.
7214 (expand_builtin_printf): Ditto.
7215 (expand_builtin_fprintf): Ditto.
7216 (expand_builtin_sprintf): Ditto.
7217 (expand_builtin_memory_chk): Ditto.
7218 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7219 (expand_builtin_stpcpy): Ditto.
7220 (expand_builtin_strcmp): Ditto.
7221 (expand_builtin_strncmp): Ditto.
7222 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7223 (expand_builtin_strcpy_args): Don't call folders.
7224 (expand_builtin_memcmp): Ditto.
7225 (expand_builtin_strncpy): Ditto, and use target.
7226 (expand_builtin_memcpy): Ditto.
7227 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7228 expand_builtin_strpbrk, expand_builtin_memmove,
7229 expand_builtin_memmove_args, expand_builtin_bcopy,
7230 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7231 expand_builtin_strspn, expand_builtin_strcspn,
7232 expand_builtin_fputs): Remove these.
7233 (expand_builtin): Don't call the above, change calls to other
7234 expanders that changed prototype.
7235 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7236 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7237 fold_builtin_interclass_mathfn.
7238 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7239 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7241 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7242 * passes.c (init_optimization_passes): Move pass_fold_builtins
7243 after last phiopt pass.
7244 * tree-inline.c (fold_marked_statements): When folding builtins
7245 iterate over all instruction potentially generated.
7246 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7248 (fold_gimple_call): Use it to always fold calls (into potentially
7249 multiple instructions).
7250 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7251 calls into zero at this time.
7252 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7253 statements generated by builtin folding.
7255 2009-09-28 Nick Clifton <nickc@redhat.com>
7257 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7259 2009-09-28 Duncan Sands <baldrick@free.fr>
7261 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7262 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7263 (register_callback): Dispatch it.
7264 (invoke_plugin_callbacks): Incorporate in sanity check.
7265 * ggc.h (ggc_register_cache_tab): Add declaration.
7266 * ggc-common.c (ggc_register_root_tab): Simplify.
7267 (const_ggc_cache_tab_t): New typedef.
7268 (extra_cache_vec): New vector of dynamically added cache tables.
7269 (ggc_register_cache_tab): New function.
7270 (ggc_scan_cache_tab): New function.
7271 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7272 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7274 2009-09-27 Richard Henderson <rth@redhat.com>
7276 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7277 which we remove __builtin_stack_restore.
7279 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7281 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7282 to test for GRD_INVARIANT.
7283 (simple_rhs_p): Anything that's function_invariant_p is fine.
7285 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7287 * gengtype.c (main): Use plunge_files instead of plugin_output.
7289 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7290 Rafael Avila de Espindola <espindola@google.com>
7292 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7293 Don't print pch related info if it is false.
7294 (main): Don't print pch info in plugin mode.
7296 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7298 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7299 with dw_val_class_const_double.
7300 (struct dw_val_struct): Replace val_long_long with val_double and
7301 adjust for above change.
7302 (output_loc_operands): Likewise.
7303 (add_AT_long_long): Rename into...
7304 (add_AT_double): ...this.
7305 (print_die): Replace dw_val_class_long_long with
7306 dw_val_class_const_double and adjust.
7307 (attr_checksum): Likewise.
7308 (same_dw_val_p): Likewise.
7309 (size_of_die): Likewise.
7310 (value_format): Likewise.
7311 (output_die): Likewise.
7312 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7313 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7314 instead of add_AT_long_long.
7315 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7316 value with the precision of its type.
7318 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7321 * c-typeck.c (build_conditional_expr): Use the readonly and
7322 volatile flags of the operand types, not of the operands itself.
7324 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7326 * collect2.c (main): Look for -brtl before adding libraries.
7328 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7330 * config.gcc: Update OpenBSD targets.
7331 * config/openbsd-stdint.h: New file.
7332 * config/openbsd-libpthread.h: New file.
7333 * config/openbsd.h: Update and break out LIB_SPEC definition.
7334 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7335 * config/i386/openbsdelf.h: Correct types.
7336 * config/m68k/openbsd.h: Likewise.
7337 * config/mips/openbsd.h: Likewise.
7338 * config/vax/openbsd.h: Likewise.
7340 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7342 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7343 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7344 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7345 of the length and zero.
7347 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7349 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7350 (FLAGS_H): Add options.h $(REAL_H).
7351 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7352 (TREE_VECTORIZER_H): New.
7353 (EBITMAP_H): Renamed from EBIMAP_H.
7354 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7355 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7356 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7357 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7358 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7359 (graphite-clast-to-gimple.o, graphite-dependences.o)
7360 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7361 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7362 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7363 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7364 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7365 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7366 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7367 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7368 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7369 updated and fixed as per above changes and per
7370 check_makefile_deps.sh output.
7373 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7374 * configure: Regenerate.
7376 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7378 * doc/install.texi: Update minimum MPC version to 0.7.
7380 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7382 * doc/install.texi (Binaries): Remove reference to the binary
7383 distribution CD-ROM from the FSF.
7385 2009-09-26 Michael Matz <matz@suse.de>
7389 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7390 that are mentioned in the body.
7392 2009-09-26 Michael Matz <matz@suse.de>
7394 PR tree-optimization/41454
7395 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7396 (tree_ssa_dominator_optimize): Don't allocate and free it.
7397 (dom_opt_leave_block): Don't iterate over it.
7398 (eliminate_redundant_computations): Don't return a value.
7399 (cprop_operand, cprop_into_stmt): Ditto.
7400 (optimize_stmt): Don't defer updating stmts.
7402 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7404 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7405 generic_parameter_die, template_parameter_pack_die,
7406 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7407 renaming DW_TAG_formal_parameter_pack and
7408 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7409 and DW_TAG_GNU_template_parameter_pack.
7411 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7413 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7414 * config/v850/v850.c (v850_function_value): New function.
7415 (TARGET_FUNCTION_VALUE): Define.
7417 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7419 * tree-vect-stmts.c (vectorizable_call): Call
7420 mark_symbols_for_renaming after vect_finish_stmt_generation.
7422 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7423 to loc_descriptor_from_tree.
7424 (add_location_or_const_value_attribute): Pass 0 instead of 2
7425 for decl_by_reference_p decls.
7427 2009-09-25 Richard Guenther <rguenther@suse.de>
7430 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7433 2009-09-25 Ben Elliston <bje@au.ibm.com>
7435 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7438 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7440 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7441 form of instruction.
7443 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7446 * fold-const.c (const_binop): Handle complex int division.
7447 * tree-complex.c (expand_complex_div_straight,
7448 expand_complex_div_wide): Update comments.
7450 2009-09-24 DJ Delorie <dj@redhat.com>
7453 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7454 (reg_class): Likewise.
7455 (REG_CLASS_NAMES): Likewise.
7456 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7457 (m32c_override_options): Disable -fivopts for M32C.
7459 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7461 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7462 Delete VSX load/store with update support.
7463 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7464 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7468 (VStype_load_update): Ditto.
7469 (VStype_store_update): Ditto.
7470 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7471 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7473 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7474 load/store with update builtins.
7476 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7478 * libgcc2.c (L_trampoline): Prototype for getpagesize
7479 and mprotect in WINNT case.
7481 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7483 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7484 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7485 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7486 'outgoing' argument.
7487 (TARGET_FUNCTION_VALUE): Define.
7489 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7491 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7493 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7496 * common.opt: Initialize dwarf_strict to -1.
7497 * toplev.c (process_options): Catch unset dwarf_strict
7498 and set to 0 for all targets not overriding.
7499 * config/darwin.c (darwin_override_options): Catch unset
7500 dwarf_strict and override to 1.
7502 2009-09-24 Jeff Law <law@redhat.com>
7504 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7506 2009-09-24 Richard Guenther <rguenther@suse.de>
7508 PR tree-optimization/36143
7509 PR tree-optimization/38747
7510 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7511 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7513 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7516 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7517 return false instead of gcc_unreachable (). For CONST return the
7518 value returned by recursive call instead of always returning true.
7519 (tree_add_const_value_attribute): Return the value returned by
7520 add_const_value_attribute instead of always returning true if rtl
7523 2009-09-23 Justin Seyster <jrseys@gmail.com>
7525 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7527 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7529 * cgraphunit.c (cgraph_lower_function): Revert last change.
7530 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7531 instead of DECL_NO_STATIC_CHAIN.
7532 * tree-cfg.c (verify_gimple_call): Likewise.
7533 * tree-nested.c (get_chain_decl, get_chain_field,
7534 convert_tramp_reference_op, convert_gimple_call): Likewise.
7535 (convert_all_function_calls): Likewise. Always set or clear
7536 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7537 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7538 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7540 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7541 DECL_NO_STATIC_CHAIN.
7542 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7543 instead of DECL_NO_STATIC_CHAIN.
7544 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7545 decl_function_context.
7546 * varasm.c (initializer_constant_valid_p): Likewise.
7547 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7548 (DECL_STATIC_CHAIN): ... this.
7549 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7550 instead of DECL_NO_STATIC_CHAIN.
7552 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7553 Rafael Avila de Espindola <espindola@google.com>
7555 * gengtype.c (nb_plugin_files): Make it unsigned to match
7556 num_gt_files. Adjust other variables to avoid warnings.
7557 (main): Allocate an all zero lang_bitmap before each plugin file name
7558 to match regular file names.
7560 2009-09-23 Richard Henderson <rth@redhat.com>
7562 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7563 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7564 static chain passed in memory.
7565 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7566 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7567 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7568 STATIC_CHAIN_REGNUM defined.
7570 * config/picochip/picochip-protos.h: s/class/klass/.
7571 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7572 (picochip_static_chain): New.
7573 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7574 (STATIC_CHAIN_INCOMING): Remove.
7576 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7577 (xtensa_static_chain): New.
7578 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7579 (STATIC_CHAIN_INCOMING): Remove.
7581 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7583 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7584 * config/pa/pa-protos.h (function_value): Remove.
7585 * config/pa/pa.c (pa_function_value): Rename from function_value.
7586 Make static, add 'outgoing' argument.
7587 (TARGET_FUNCTION_VALUE): Define.
7589 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7591 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7592 instead of cfun->machine->is_leaf.
7593 * config/avr/avr.h (machine_function): Remove is_leaf field.
7595 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7598 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7599 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7600 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7601 the same size, prefer DW_OP_stack_value.
7602 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7603 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7605 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7608 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7610 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7613 * cfgexpand.c (convert_debug_memory_address): New.
7614 (expand_debug_expr): Convert base address and offset to the same
7615 mode. Use it to convert addresses to other modes. Accept
7618 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7621 * function.h (types_used_by_vars_hash): Declare new hash table.
7622 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7623 equality and hash function for the hash table.
7624 (types_used_by_cur_var_decl): Declare a new global chained list.
7625 (types_used_by_var_decl_insert): Declare new function.
7626 * function.c (types_used_by_vars_hash): Define the hashtable ...
7627 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7628 its equality and hash functions.
7629 (hash_types_used_by_vars_entry): New hash helper.
7630 (types_used_by_cur_var_decl): Define the global chained list.
7631 (used_types_insert): Update the list of types used by the global
7632 variable being parsed.
7633 (types_used_by_var_decl_insert): Define new function.
7634 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7635 * c-common.c (record_types_used_by_current_var_decl): ... new
7637 * c-decl.c (finish_decl): Record the types used by the global
7638 variable declaration we've just parsed.
7639 * dwarf2out.c (premark_used_types): Insert a new line between
7640 comment and function.
7641 (premark_used_types_helper): Fix comment.
7642 (premark_types_used_by_global_vars_helper,
7643 premark_types_used_by_global_vars): New functions.
7644 (prune_unused_types): Do not prune types used by global variables.
7646 2009-09-23 Richard Guenther <rguenther@suse.de>
7648 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7649 produced for bigendian targets with promoted subregs.
7651 2009-09-23 Richard Guenther <rguenther@suse.de>
7653 * value-prof.c (gimple_ic): Purge old EH edges only after building
7656 2009-09-23 Nick Clifton <nickc@redhat.com>
7658 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7660 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7663 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7666 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7667 on non-nested functions.
7669 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7670 Jan Hubicka <jh@suse.cz>
7672 * dwarf2out.c (loc_list_plus_const): Only define if
7673 DWARF2_DEBUGGING_INFO.
7674 (address_of_int_loc_descriptor): Likewise.
7677 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7679 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7682 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7683 constant is more than zero.
7685 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7688 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7689 call final to emit non-scheduled prologue, instead insert at entry.
7691 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7692 Joseph S. Myers <joseph@codesourcery.com>
7694 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7696 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7697 Rafael Avila de Espindola <espindola@google.com>
7699 * gengtype.c (is_file_equal): New function.
7700 (close_output_files): Use is_file_equal. Free of->buf.
7702 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7703 Rafael Avila de Espindola <espindola@google.com>
7705 * gengtype.c (write_types, write_local): Add the output_header
7706 argument. Update all callers.
7708 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7710 * dwarf2out.c (template_parameter_pack_die,
7711 gen_formal_parameter_pack_die ): New functions.
7712 (make_ith_pack_parameter_name): Remove this function.
7713 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7714 DW_TAG_formal_parameter_pack.
7715 (gen_generic_params_dies): Represent each template parameter pack
7716 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7717 represented by usual DW_TAG_template_*_parameter DIEs that are
7718 children of the DW_TAG_template_parameter_pack element DIE.
7719 (generic_parameter_die): This doesn't deal with parameter pack
7720 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7721 of parameter pack DIEs.
7722 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7723 in certain cases, e.g. for pack elements.
7724 (gen_formal_types_die, gen_decl_die): Adjust usage of
7725 gen_formal_parameter_die.
7726 (gen_subprogram_die): Represent each function parameter pack by a
7727 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7728 represented by usual DW_TAG_formal_parameter DIEs that are children
7729 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7730 ____builtin_va_alist decls as no part of the compiler uses those
7732 * langhooks.h (struct lang_hooks_for_decls): Add
7733 function_parm_expanded_from_pack_p, get_generic_function_decl
7734 and function_parameter_pack_p hooks. Fix comment for
7735 get_innermost_generic_parms hook.
7736 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7737 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7738 macros and use them to initialize lang_hook.
7740 2009-09-22 Richard Henderson <rth@redhat.com>
7742 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7743 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7744 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7745 on TRAMPOLINE_TEMPLATE.
7746 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7747 TRAMPOLINE_ADJUST_ADDRESS.
7748 * targhooks.c (default_asm_trampoline_template): Remove.
7749 (default_trampoline_adjust_address): Remove.
7750 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7751 * targhooks.h: Update decls.
7753 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7755 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7756 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7757 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7759 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7762 * reload1.c (reload): Reset debug insns with pseudos without
7765 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7767 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7768 unconditional true for decimal float modes.
7769 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7770 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7772 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7774 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7775 Enable a new case for __FreeBSD__ >= 7.
7776 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7777 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7778 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7779 and USE_LD_AS_NEEDED.
7781 * doc/install.texi (*-*-freebsd*): Update target information.
7783 2009-09-22 Richard Guenther <rguenther@suse.de>
7786 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7787 arrays really properly.
7789 2009-09-22 Richard Henderson <rth@redhat.com>
7792 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7793 calls.static_chain, calls.trampoline_init,
7794 calls.trampoline_adjust_address.
7795 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7796 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7797 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7798 * builtins.c (expand_builtin_setjmp_receiver): Use
7799 targetm.calls.static_chain; only clobber registers.
7800 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7801 set up memory attributes properly for the trampoline block.
7802 (expand_builtin_adjust_trampoline): Use
7803 targetm.calls.trampoline_adjust_address.
7804 * calls.c (prepare_call_address): Add fndecl argument. Use
7805 targetm.calls.static_chain.
7806 * df-scan.c (df_need_static_chain_reg): Remove.
7807 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7808 consolodate static chain handling.
7809 * doc/tm.texi: Document new hooks.
7810 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7811 (init_emit_regs): Don't initialize them.
7812 * expr.h (prepare_call_address): Update decl.
7813 * final.c (profile_function): Use targetm.calls.static_chain.
7814 * function.c (expand_function_start): Likewise.
7815 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7816 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7817 only clobber registers.
7818 * targhooks.c (default_static_chain): New.
7819 (default_asm_trampoline_template, default_trampoline_init): New.
7820 (default_trampoline_adjust_address): New.
7821 * targhooks.h: Declare them.
7822 * varasm.c (assemble_trampoline_template): Use
7823 targetm.asm_out.trampoline_template. Make the memory block const
7826 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7827 alpha_initialize_trampoline. Make static. Merge VMS parameter
7828 differences into the TARGET_ABI_OPEN_VMS code block.
7829 (TARGET_TRAMPOLINE_INIT): New.
7830 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7831 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7832 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7833 (INITIALIZE_TRAMPOLINE): Remove.
7835 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7836 (TRAMPOLINE_TEMPLATE): Merge with ...
7837 (INITIALIZE_TRAMPOLINE): ... this and move ...
7838 * config/arc/arc.c (arc_trampoline_init): ... here.
7839 (TARGET_TRAMPOLINE_INIT): New.
7841 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7842 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7843 (arm_asm_trampoline_template): New.
7844 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7845 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7846 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7847 code to arm_asm_trampoline_template.
7848 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7849 arm_trampoline_adjust_address.
7850 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7851 adjust for target hook parameters.
7853 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7856 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7857 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7858 (bfin_trampoline_init): Rename from initialize_trampoline;
7859 make static; update for target hook parameters.
7860 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7861 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7862 bfin_asm_trampoline_template.
7863 (INITIALIZE_TRAMPOLINE): Remove.
7865 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7866 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7867 cris_trampoline_init): New.
7868 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7869 cris_asm_trampoline_template.
7870 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7871 adjust for target hook parameters.
7873 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7875 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7876 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7877 fr30_trampoline_init): New.
7878 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7879 fr30_asm_trampoline_template.
7880 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7881 adjust for target hook parameters.
7883 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7884 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7885 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7886 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7887 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7889 * config/h8300/h8300.c (h8300_trampoline_init): New.
7890 (TARGET_TRAMPOLINE_INIT): New.
7891 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7892 to h8300_trampoline_init and adjust for hook parameters.
7894 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7895 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7896 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7897 make static; adjust for hook parameters.
7898 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7900 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7901 (TARGET_TRAMPOLINE_INIT): New.
7902 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7903 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7904 iq2000_asm_trampoline_template.
7905 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7906 (TRAMPOLINE_CODE_SIZE): New.
7907 (TRAMPOLINE_SIZE): Use it.
7908 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7910 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7911 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7912 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7913 adjust for hook parameters.
7914 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7916 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7917 (m32r_trampoline_init): New.
7918 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7919 m32r_trampoline_init.
7921 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7922 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7923 make static; update for hook parameters.
7924 * config/m68hc11/m68hc11-protos.h: Update.
7925 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7927 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7928 (TARGET_TRAMPOLINE_INIT): New.
7929 (mcore_function_value): Fix typo.
7930 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7931 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7932 to mcore_asm_trampoline_template.
7933 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7935 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7936 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7937 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7938 update for hook parameters.
7939 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7941 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7942 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7943 mips_trampoline_init): New.
7944 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7945 mips_asm_trampoline_template.
7946 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7947 update for hook parameters.
7949 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7950 (TARGET_TRAMPOLINE_INIT): New.
7951 (mmix_trampoline_size): Remove.
7952 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7953 make static. Remove out-of-date tetra vs octa comment.
7954 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7955 make static; update for hook parameters.
7956 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7957 (INITIALIZE_TRAMPOLINE): Remove.
7958 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7959 (TRAMPOLINE_ALIGNMENT): New.
7960 * gcc/config/mmix/mmix-protos.h: Update.
7962 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7963 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7964 mn10300_trampoline_init): New.
7965 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7966 mn10300_asm_trampoline_template.
7967 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7969 * config/moxie/moxie.c (moxie_static_chain,
7970 moxie_asm_trampoline_template, moxie_trampoline_init,
7971 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7972 TARGET_TRAMPOLINE_INIT): New.
7973 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7974 moxie_trampoline_init.
7975 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7976 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7978 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7979 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7980 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7981 pa_trampoline_adjust_address): New.
7982 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7983 pa_asm_trampoline_template.
7984 (TRAMPOLINE_ALIGNMENT): New.
7985 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7986 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7987 adjust for hook parameters.
7988 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7990 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7991 (TARGET_TRAMPOLINE_INIT): New.
7992 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7993 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7995 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7997 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7998 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7999 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
8000 make static; adjust parameters for the hook.
8001 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
8003 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
8004 s390_trampoline_template; make static.
8005 (s390_trampoline_init): Rename from s390_initialize_trampoline;
8006 make static; adjust for target hook.
8007 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8008 * config/s390/s390-protos.h: Remove trampoline decls.
8009 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8010 (TRAMPOLINE_TEMPLATE): Remove.
8011 (TRAMPOLINE_ALIGNMENT): New.
8013 * config/score/score-protos.h (score_initialize_trampoline): Remove.
8014 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8015 (TARGET_TRAMPOLINE_INIT): New.
8016 (score_asm_trampoline_template): New.
8017 (score_trampoline_init): Rename from score_initialize_trampoline;
8018 make static; adjust for hook parameters.
8019 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8020 score[37]_asm_trampoline_template.
8021 (INITIALIZE_TRAMPOLINE): Remove.
8022 * config/score/score3.c (score3_asm_trampoline_template): New.
8023 (score3_trampoline_init): Rename from score3_initialize_trampoline;
8024 adjust for target hook.
8025 * config/score/score7.c (score7_asm_trampoline_template): New.
8026 (score7_trampoline_init): Rename from score7_initialize_trampoline;
8027 adjust for target hook.
8028 * config/score/score3.h, config/score/score7.h: Update.
8030 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8031 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8032 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8033 (sh_trampoline_init): Rename from sh_initialize_trampoline;
8034 make static; adjust for target hook parameters.
8035 (sh_trampoline_adjust_address): New.
8036 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8037 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8039 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8040 (sparc32_initialize_trampoline): Rename from
8041 sparc_initialize_trampoline; make static; replace tramp parameter
8042 with m_tramp and update memory accesses.
8043 (sparc64_initialize_trampoline): Similarly.
8044 (sparc_trampoline_init): New.
8045 * config/sparc/sparc-protos.h: Remove trampoline decls.
8046 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8047 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8049 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8050 (array_to_constant): Make ARR parameter const.
8051 (spu_trampoline_init): Rename from spu_initialize_trampoline;
8052 make static; update for hook parameters.
8053 * config/spu/spu-protos.h: Update decls.
8054 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8056 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8057 from xstormy16_initialize_trampoline; make static; update for
8059 (TARGET_TRAMPOLINE_INIT): New.
8060 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8062 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8063 (TARGET_TRAMPOLINE_INIT): New.
8064 (v850_can_eliminate): Make static.
8065 (v850_asm_trampoline_template, v850_trampoline_init): New.
8066 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8067 v850_asm_trampoline_template.
8068 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8069 and adjust for target hook parameters.
8071 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8072 (TARGET_TRAMPOLINE_INIT): New.
8073 (vax_asm_trampoline_template, vax_trampoline_init): New.
8074 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8075 vax_asm_trampoline_template.
8076 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8078 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8079 (TARGET_TRAMPOLINE_INIT): New.
8080 (xtensa_asm_trampoline_template): Rename from
8081 xtensa_trampoline_template; make static.
8082 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8083 make static; update for hook parameters.
8084 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8085 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8086 (INITIALIZE_TRAMPOLINE): Remove.
8088 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8089 error for nested functions with regparm=3.
8090 (ix86_compute_frame_layout): Adjust frame pointer offset for
8091 ix86_static_chain_on_stack.
8092 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8093 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8094 don't reset to UNITS_PER_WORD.
8095 (ix86_emit_leave): Adjust ix86_cfa_state.
8096 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8097 (ix86_static_chain): New.
8098 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8099 make static; update for target hook parameters; use ix86_static_chain.
8100 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8101 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8102 (INITIALIZE_TRAMPOLINE): Remove.
8103 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8104 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8105 to the end. Add static_chain_on_stack.
8106 (ix86_static_chain_on_stack): New.
8108 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8109 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8110 (m68k_trampoline_init): New.
8111 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8112 m68k_trampoline_init and adjust for hook parameters.
8113 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8114 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8116 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8118 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8119 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8121 * reload1.c (reload): Call wrap_constant when substituting
8122 reg for equiv inside of DEBUG_INSNs.
8125 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8126 add_call_src_coords_attributes, add_high_low_attributes,
8127 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8128 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8129 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8130 when -gdwarf-2 -gstrict-dwarf.
8131 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8132 -gdwarf-[23] -gstrict-dwarf.
8133 (address_of_int_loc_descriptor, loc_descriptor,
8134 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8135 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8136 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8138 2009-09-22 Richard Guenther <rguenther@suse.de>
8140 PR tree-optimization/41428
8141 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8142 (ccp_finalize): Pass it to substitute_and_fold.
8144 2009-09-22 Richard Guenther <rguenther@suse.de>
8146 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8147 (substitute_and_fold): Adjust prototype.
8148 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8149 (simplify_stmt_using_ranges): Likewise.
8150 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8151 (vrp_fold_stmt): New function.
8152 (vrp_finalize): Pass it to substitute_and_fold.
8153 * tree-flow.h (vrp_evaluate_conditional): Remove.
8154 (simplify_stmt_using_ranges): Likewise.
8155 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8156 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8157 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8159 (fold_predicate_in): Move to tree-vrp.c.
8160 (substitute_and_fold): Use the callback instead of calling into
8161 tree-vrp.c functions directly.
8163 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8165 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8166 comparison warning on rs6000.
8169 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8170 GIMPLE_EH_MUST_NOT_THROW cleanup.
8171 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8173 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8176 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8177 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8178 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8179 libSystem which is derived from the gcc 4.2.1 unwinder.
8181 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8184 * varasm.c (default_encode_section_info): Copy TLS model into
8185 sym_ref flags regardless of backend support for TLS, for all
8186 model types except TLS_MODEL_EMULATED.
8188 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8191 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8192 we can handle it correctly.
8194 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8196 * doc/install.texi (os2): Remove section.
8198 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8200 * doc/standards.texi (Objective-C): Adjust two URLs.
8202 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8204 * tree-tailcall.c (process_assignment): Don't check if a
8205 multiplication or an addition are already present.
8206 (find_tail_calls): Combine multiple additions and multiplications.
8207 (adjust_accumulator_values): Emit accumulators.
8209 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8211 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8212 xmm register restore.
8214 2009-09-21 Jan Hubicka <jh@suse.cz>
8216 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8217 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8220 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8222 * stor-layout.c (layout_type): Remove obsolete code.
8224 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8227 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8229 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8232 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8233 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8234 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8235 * fold-const.c (const_binop): Likewise.
8236 * real.h (do_mpc_arg2): Update prototype.
8238 2009-09-20 Jan Hubicka <jh@suse.cz>
8240 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8241 (add_location_or_const_value_attribute): Rewrite using
8243 (tree_add_const_value_attribute): Return true if successful.
8244 (tree_add_const_value_attribute_for_decl): Likewise.
8246 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8247 (loc_descriptor): ... here;
8248 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8249 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8250 pool items that was not marked for output.
8251 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8252 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8253 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8254 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8255 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8256 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8257 DW_OP_stack_value to get address of items that are not available
8259 (dw_loc_list): Handle single element lists correctly.
8261 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8262 Pascal Obry <obry@adacore.com>
8264 * unwind-dw2-fde.c (classify_object_over_fdes):
8265 Cast the constant 1 to _Unwind_Ptr.
8266 (add_fdes): Likewise.
8267 (linear_search_fdes): Likewise.
8269 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8271 * stor-layout.c (set_sizetype): Avoid useless type copy.
8273 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8275 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8277 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8278 * configure, config.in: Regenerate.
8279 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8281 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8282 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8283 for global data if the output could be used in a shared library.
8284 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8285 to 0 if TARGET_WRITABLE_EH_FRAME.
8287 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8289 PR rtl-optimization/39886
8290 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8291 just when insn is equal to BB_END (bb).
8293 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8295 * config/mips/mips.opt (mrelax-pic-calls): New option.
8296 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8298 (mips_unspec_call): Change "unspec_call" expander into this.
8299 (mips_strip_unspec_call): New function.
8300 (mips_got_load): Call mips_unspec_call instead of
8301 gen_unspec_call<mode>.
8302 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8304 (mips_cfg_in_reorg): New function.
8305 (mips16_lay_out_constants): Use it to decide whether to call
8306 CFG-aware insn splitting.
8307 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8308 mips_reorg. Move DF set-up code from here ...
8309 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8311 (mips_reorg): Call mips_df_reorg instead of
8312 r10k_insert_cache_barriers. Move CFG set-up code here from
8313 r10k_insert_cache_barriers.
8314 (mips_call_expr_from_insn): New function.
8315 (mips_pic_call_symbol_from_set): Likewise.
8316 (mips_find_pic_call_symbol): Likewise.
8317 (mips_annotate_pic_call_expr): Likewise.
8318 (mips_get_pic_call_symbol): Likewise.
8319 (mips_annotate_pic_calls): Likewise.
8320 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8322 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8323 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8324 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8326 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8327 (unspec_call<mode>): Remove it.
8328 (sibcall_internal, sibcall_value_internal,
8329 sibcall_value_multiple_internal, call_internal, call_split,
8330 call_value_internal, call_value_split,
8331 call_value_multiple_internal, call_value_multiple_split): Pass
8332 SIZE_OPNO to MIPS_CALL.
8333 (call_internal_direct, call_direct_split,
8334 call_value_internal_direct, call_value_direct_split): Pass -1 as
8335 SIZE_OPNO to MIPS_CALL.
8336 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8337 * configure: Regenerate.
8338 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8339 and -mno-relax-pic-calls.
8340 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8342 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8345 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8346 in the directory this rule is called from, rather than the
8347 toplevel 'gcc' directory, to fix in-tree build.
8349 2009-09-19 Chris Demetriou <cgd@google.com>
8351 PR preprocessor/28435:
8352 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8353 to cpplib that the preprocessor output is needed.
8355 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8357 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8358 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8359 *return_and_restore_fpregs_<mode>,
8360 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8363 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8364 instead of assuming it has always a REG inside of it.
8366 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8368 * config/freebsd.h: Update comment on types.
8369 (WINT_TYPE): Define.
8371 2009-09-18 Jason Merrill <jason@redhat.com>
8373 * c.opt: Add -fno-deduce-init-list.
8375 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8377 * value-prof.c (interesting_stringop_to_profile_p): Added output
8378 argument to indicate which parameter is the size parameter.
8379 * value-prof.c (gimple_stringop_fixed_value): Use
8380 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8381 * value-prof.c (gimple_stringops_transform): Update call sites to
8382 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8384 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8387 From David Binderman <dcb314@hotmail.com>:
8388 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8389 local variable f. Remove stale comments.
8390 (ix86_compute_frame_layout): Remove useless local variable total_size.
8391 Remove #if 0'd code.
8392 (legitimate_address_p): Remove useless local variables
8393 reason_rtx and reason.
8394 (ix86_split_copysign_const): Remove useless local variable op1.
8395 (scale_counter): Remove useless local variable piece_size_mask.
8397 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8399 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8402 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8405 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8407 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8409 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8412 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8414 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8415 DW_OP_implicit_value even without dwarf_version 4.
8417 2009-09-17 Jan Hubicka <jh@suse.cz>
8419 * dwarf2out.c: Include tree-pass.h and gimple.h.
8420 (loc_list_plus_const): New function.
8421 (loc_descriptor_from_tree_1): Rename to ...
8422 (loc_descriptor_from_tree): ... remove original.
8423 (loc_list_from_tree): New function.
8424 (add_AT_location_description): Accept location list.
8425 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8426 (concatn_mem_loc_descriptor): Remove.
8427 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8429 (secname_for_decl): Move up.
8430 (hidden_reference_p): New function; break out from ...
8431 (loc_by_refernece): ... here; move up.
8432 (dw_loc_list): New function.
8433 (single_element_loc_list): New function.
8434 (single_element_loc_list_p): New function.
8435 (add_loc_descr_to_each): New function.
8436 (add_loc_list): New function.
8437 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8438 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8439 add diagnostics why expansion failed.
8440 (add_location_or_const_value_attribute): Support location lists.
8441 (add_bound_info): Likewise.
8442 (descr_info_loc): Update call of loc_descriptor_from_tree.
8443 (gen_variable_die): Work on location lists.
8444 * final.c (pass_final): Add dump file.
8445 * Makefile.in (dwarf2out.o): Add new dependencies.
8447 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8450 * real.c decimal_from_integer, decimal_integer_string): New.
8451 (real_from_integer): Use them as special case for decimal float.
8452 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8453 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8454 Do not append zero after the decimal point in string to convert.
8456 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8458 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8459 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8461 2009-09-17 Martin Jambor <mjambor@suse.cz>
8463 * common.opt (fipa-sra): New switch.
8464 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8465 * timevar.def (TV_IPA_SRA): New timevar.
8466 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8467 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8468 * tree-sra.c: Include cgraph.c.
8469 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8470 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8471 and grp_not_necessarilly_dereferenced.
8472 (func_param_count): New variable.
8473 (encountered_apply_args): New variable.
8474 (bb_dereferences): New variable.
8475 (final_bbs): New variable.
8476 (no_accesses_representant): New variable.
8477 (no_accesses_p): New function.
8478 (dump_access): Dump the new fields.
8479 (sra_initialize): Set encountered_apply_args to false.
8480 (get_ssa_base_param): New function.
8481 (mark_parm_dereference): New function.
8482 (create_access): Caring for INIDRECT_REFs and different handling of
8483 varialble length accesses in early IPA SRA. Store the stmt - a new
8484 parameter - to the new access.
8485 (build_access_from_expr_1): New parameter stmt, passed to
8486 create_access. Handle INDIRECT_REFs.
8487 (build_access_from_expr): Pass the current statement to
8488 build_access_from_expr_1.
8489 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8491 (build_accesses_from_assign): Pass the current statement to
8492 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8493 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8494 final_bbs when necessary. Check for calls to __builtin_apply_args.
8495 Fixup EH info if anythng was changed.
8496 (is_unused_scalar_param): New function.
8497 (ptr_parm_has_direct_uses): New function.
8498 (find_param_candidates): New function.
8499 (mark_maybe_modified): New function.
8500 (analyze_modified_params): New function.
8501 (propagate_dereference_distances): New function.
8502 (dump_dereferences_table): New function.
8503 (analyze_caller_dereference_legality): New function.
8504 (unmodified_by_ref_scalar_representative): New function.
8505 (splice_param_accesses): New function.
8506 (decide_one_param_reduction): New function.
8507 (enum ipa_splicing_result): New type.
8508 (splice_all_param_accesses): New function.
8509 (get_param_index): New function.
8510 (turn_representatives_into_adjustments): New function.
8511 (analyze_all_param_acesses): New function.
8512 (get_replaced_param_substitute): New function.
8513 (get_adjustment_for_base): New function.
8514 (replace_removed_params_ssa_names): New function.
8515 (sra_ipa_reset_debug_stmts): New function.
8516 (sra_ipa_modify_expr): New function.
8517 (sra_ipa_modify_assign): New function.
8518 (convert_callers): New function.
8519 (modify_function): New function.
8520 (ipa_sra_preliminary_function_checks): New function.
8521 (ipa_early_sra): New function.
8522 (ipa_early_sra_gate): New function.
8523 (pass_early_ipa_sra): New variable.
8524 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8526 2009-09-17 Michael Matz <matz@suse.de>
8529 * tree.c (build_type_attribute_qual_variant): Export.
8530 * tree.h (build_type_attribute_qual_variant): Declare.
8531 * tree-inline.c (remap_type_1): Use it to build variants with
8532 the original qualifiers and attributes.
8534 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8536 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8537 without a fallthrough edge.
8539 2009-09-16 DJ Delorie <dj@redhat.com>
8541 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8542 chip and ignore the "fast_interrupt" attribute if so.
8544 2009-09-16 Richard Henderson <rth@redhat.com>
8547 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8550 2009-09-16 Richard Henderson <rth@redhat.com>
8553 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8554 is set only if DECL_NO_STATIC_CHAIN is unset.
8555 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8556 (FOR_EACH_NEST_INFO): New.
8557 (walk_all_functions): Use it.
8558 (finalize_nesting_tree): Likewise.
8559 (unnest_nesting_tree): Likewise.
8560 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8561 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8562 (convert_gimple_call): Early out if gimple_call_chain already set.
8563 (convert_all_function_calls): Iterate until no new functions
8564 require a static chain.
8565 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8566 when building a trampoline. Use dump_function_to_file instead
8568 (lower_nested_functions): Open dump_file. Validate that decls
8569 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8570 bit reset by this pass.
8572 2009-09-16 Michael Matz <matz@suse.de>
8575 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8576 shorten decl_common_unused.
8577 (DECL_RESTRICTED_P): New accessor.
8578 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8579 to disambiguate marked decls and restrict pointers.
8581 2009-09-16 Richard Henderson <rth@redhat.com>
8584 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8586 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8588 * integrate.c (set_block_abstract_flags): Call
8589 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8591 2009-09-16 Richard Guenther <rguenther@suse.de>
8594 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8597 2009-09-16 DJ Delorie <dj@redhat.com>
8598 Kaz Kojima <kkojima@gcc.gnu.org>
8600 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8601 (sh_expand_prologue): Update calls to output_stack_adjust.
8602 (sh_expand_epilogue): Likewise.
8604 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8607 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8608 trying to limit the extent of searches in the insn stream.
8610 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8611 Jakub Jelinek <jakub@redhat.com>
8615 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8617 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8618 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8619 (rs6000_savres_strategy): Always save FP registers inline if the
8620 target doesn't support hardware double-precision. Set the above
8621 bits in return value when needed.
8622 (rs6000_savres_routine_sym): Fix computation for cache selector.
8623 Mark the generated symbol as a function. Rename exitp argument to
8624 lr. Move code for determining the name of the symbol...
8625 (rs6000_savres_routine_name): ...here. New function. Add cases for
8626 getting the names right on AIX and 64-bit Linux.
8627 (savres_routine_name): New variable.
8628 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8629 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8630 on what the target routine uses as a base register. If savep && lr
8631 describe saving of r0 into memory slot.
8632 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8633 line calls for AIX ABI.
8634 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8635 determine FP save/restore functions.
8636 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8637 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8639 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8640 Duplicate restoration of LR and execute the appropriate one
8641 depending on whether GPRs are being restored inline. Set r11 from
8642 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8643 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8644 Fix out of line calls for AIX ABI.
8645 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8647 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8649 (*restore_gpregs_spe): Likewise.
8650 (*return_and_restore_gpregs_spe): Likewise.
8651 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8652 Define to empty string unconditionally.
8653 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8654 Define to empty string unconditionally.
8655 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8658 2009-09-15 Jan Hubicka <jh@suse.cz>
8660 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8661 * params.def (inline-insns-auto): Likewise.
8663 2009-09-15 Martin Jambor <mjambor@suse.cz>
8665 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8666 individual statements only at TDF_DETAILS dump level. Format
8667 source for 80 characters per line.
8669 2009-09-15 Christian Bruel <christian.bruel@st.com>
8671 * regrename.c (do_replace): Update REG_DEAD notes.
8673 2009-09-15 Revital Eres <eres@il.ibm.com>
8675 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8676 * targhooks.c (default_builtin_support_vector_misalignment):
8677 New builtin function.
8678 * targhooks.h (default_builtin_support_vector_misalignment):
8680 * target.h (builtin_support_vector_misalignment):
8681 New field in struct gcc_target.
8682 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8683 new builtin function.
8684 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8686 * config/rs6000/rs6000.c
8687 (rs6000_builtin_support_vector_misalignment): New function.
8688 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8690 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8692 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8694 (bfin_optimize_loop): Likewise.
8695 (bfin_gen_bundles): Likewise.
8696 (workaround_speculation): Likewise.
8697 (find_load): Return NULL_RTX for debug_insn.
8699 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8701 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8704 2009-09-14 DJ Delorie <dj@redhat.com>
8706 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8707 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8710 2009-09-14 Richard Henderson <rth@redhat.com>
8711 Jakub Jelinek <jakub@redhat.com>
8713 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8714 * cfgbuild.c (make_edges): Handle asm goto.
8715 * cfglayout.c (fixup_reorder_chain): Likewise.
8716 * cfgrtl.c (patch_jump_insn): Likewise.
8717 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8718 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8719 (gimple_build_asm_vec): Add and use labels parameter.
8720 (gimple_build_asm): Remove.
8721 (walk_gimple_asm): Walk labels too.
8722 * gimple.def (GIMPLE_ASM): Update docs.
8723 * gimple.h: Update decls.
8724 (struct gimple_statement_asm): Change nc to use unsigned char;
8726 (gimple_asm_nlabels): New.
8727 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8728 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8729 into gimple_build_asm_vec.
8730 * jump.c (mark_jump_label_asm): New.
8731 (mark_jump_label): Use it.
8732 (redirect_jump_1): Handle asm goto.
8733 (invert_jump_1): Soft fail if X is null.
8734 * recog.c (extract_asm_operands): New.
8735 (asm_noperands): Use it; handle asm labels.
8736 (decode_asm_operands): Use extract_asm_operands.
8737 (asm_operand_ok): Properly handle empty string.
8738 * reg-stack.c (get_asm_operands_in_out): Rename from
8739 get_asm_operand_n_inputs; use extract_asm_operands; return both
8740 inputs and outputs by reference; update all callers.
8741 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8742 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8743 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8744 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8745 (extract_asm_operands): Declare.
8746 * stmt.c (expand_asm_operands): Add and use labels parameter.
8747 (check_unique_operand_names): Likewise.
8748 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8749 (expand_asm_stmt): Handle asm labels.
8750 * tree-cfg.c (make_gimple_asm_edges): New.
8751 (make_edges): Use it.
8752 (cleanup_dead_labels): Handle asm labels.
8753 (is_ctrl_altering_stmt): Likewise.
8754 (gimple_redirect_edge_and_branch): Likewise.
8755 * tree.def (ASM_EXPR): Add 5th operand.
8756 * tree.h (ASM_LABELS): New.
8757 (resolve_asm_operand_names): Update decl.
8759 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8760 (c_parser_asm_goto_operands): New.
8761 * c-tree.h (build_asm_expr): Update decl.
8762 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8763 * doc/extend.texi: Document asm goto.
8765 2009-09-14 Richard Henderson <rth@redhat.com>
8767 * except.h: Update declarations.
8768 (struct pointer_map_t): Forward declare.
8769 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8770 (struct eh_landing_pad_d, eh_landing_pad): New.
8771 (struct eh_catch_d, eh_catch): New.
8772 (struct eh_region_d): Remove next_region_sharing_label, aka,
8773 label, tree_label, landing_pad, post_landing_pad, resume,
8774 may_contain_throw. Rename region_number to index. Remove
8775 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8776 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8777 (VEC(eh_landing_pad,gc)): New.
8778 (struct eh_status): Remove last_region_number. Add lp_array,
8779 throw_stmt_table, ttype_data, ehspec_data.
8780 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8781 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8782 * except.c (lang_protect_cleanup_actions): Return tree.
8783 (struct ehl_map_entry): Remove.
8784 (init_eh_for_function): Push zero entries for region and lp_array.
8785 (gen_eh_region): Add to region_array immediately.
8786 (gen_eh_region_catch): Operate on eh_catch objects.
8787 (gen_eh_landing_pad): New.
8788 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8789 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8790 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8791 (get_eh_landing_pad_from_number_fn): New.
8792 (get_eh_landing_pad_from_number): New.
8793 (get_eh_region_from_lp_number_fn): New.
8794 (get_eh_region_from_lp_number): New.
8795 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8796 (get_exception_pointer, get_exception_filter): Remove.
8797 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8798 (current_function_has_exception_handlers): Simplify.
8799 (bring_to_root, eh_region_replaceable_by_p): Remove.
8800 (replace_region, hash_type_list, hash_eh_region): Remove.
8801 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8802 (label_to_region_map, num_eh_regions): Remove.
8803 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8804 (find_exception_handler_labels): Remove.
8805 (duplicate_eh_regions_0, find_prev_try): Remove.
8806 (struct duplicate_eh_regions_data): New.
8807 (duplicate_eh_regions_1): Rewrite.
8808 (duplicate_eh_regions): Return a pointer map instead of an
8810 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8811 (redirect_eh_edge_to_label): Remove.
8812 (eh_region_outermost): Rewrite using eh_region pointers
8813 instead of integers.
8814 (add_ttypes_entry): Update for ttype_data move to eh_status.
8815 (add_ehspec_entry): Rewrite with VEC instead of varray.
8816 (assign_filter_values): Likewise. Export.
8817 (build_post_landing_pads, connect_post_landing_pads): Remove.
8818 (dw2_build_landing_pads): Rewrite to use lp_array.
8819 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8820 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8821 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8822 (sjlj_mark_call_sites): Update for landing pad numbers.
8823 (finish_eh_generation): Rewrite.
8824 (gate_handle_eh): Do nothing for no eh tree.
8825 (pass_rtl_eh): Move up near finish_eh_generation.
8826 (remove_eh_landing_pad): New.
8827 (remove_eh_handler): Export.
8828 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8829 (for_each_eh_label): Rewrite to use lp_array.
8830 (make_reg_eh_region_note): New.
8831 (make_reg_eh_region_note_nothrow_nononlocal): New.
8832 (insn_could_throw_p): New.
8833 (copy_reg_eh_region_note_forward): New.
8834 (copy_reg_eh_region_note_backward): New.
8835 (check_handled, add_reachable_handler): Remove.
8836 (reachable_next_level, foreach_reachable_handler): Remove.
8837 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8838 (get_eh_region_and_lp_from_rtx): New.
8839 (get_eh_region_from_rtx): New.
8840 (can_throw_internal_1, can_throw_external_1): Remove.
8841 (can_throw_internal): Use get_eh_region_from_rtx.
8842 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8843 (insn_nothrow_p, can_nonlocal_goto): New.
8844 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8845 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8846 (add_action_record): Use VEC not varray.
8847 (collect_one_action_chain): Update for eh_region changes.
8848 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8849 Use get_eh_region_and_lp_from_rtx.
8850 (gate_convert_to_eh_region_ranges): New.
8851 (pass_convert_to_eh_region_ranges): Use it.
8852 (push_uleb128, push_sleb128): Use VEC not varray.
8853 (output_one_function_exception_table): Likewise.
8854 (dump_eh_tree): Update for eh_region changes.
8855 (verify_eh_tree): Likewise.
8856 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8857 * tree-eh.c: Include target.h.
8858 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8859 Don't disallow GIMPLE_RESX; adjust argument check.
8860 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8861 (record_stmt_eh_region): Update for landing pad numbers;
8862 generate a landing pad if necessary.
8863 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8864 (remove_stmt_from_eh_lp_fn): Similarly.
8865 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8866 Update for lp numbers; don't special case missing throw_stmt_table.
8867 (lookup_expr_eh_lp): Similarly.
8868 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8869 (eh_seq, eh_region_may_contain_throw): New.
8870 (struct leh_state): Add ehp_region.
8871 (struct leh_tf_state): Remove eh_label.
8872 (emit_post_landing_pad): New.
8873 (emit_resx, emit_eh_dispatch): New.
8874 (note_eh_region_may_contain_throw): New.
8875 (frob_into_branch_around): Take eh_region not eh label;
8876 emit eh code into eh_seq.
8877 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8878 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8879 lower_eh_must_not_throw. Emit code to eh_seq.
8880 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8881 (lower_try_finally_onedest): Likewise.
8882 (lower_try_finally_copy): Likewise.
8883 (lower_try_finally_switch): Likewise.
8884 (lower_try_finally): Initialize ehp_region.
8885 (lower_catch): Update for eh_catch objects.
8886 (lower_eh_filter): Don't handle must_not_throw.
8887 (lower_eh_must_not_throw): New.
8888 (lower_cleanup): Don't set eh_label.
8889 (lower_eh_constructs_2): Resolve eh builtins.
8890 Handle GIMPLE_EH_MUST_NOT_THROW.
8891 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8892 Add eh_seq to the end of the function body.
8893 (make_eh_dispatch_edges): New.
8894 (make_eh_edge): Remove.
8895 (make_eh_edges): Simplify for landing pads.
8896 (redirect_eh_edge_1): New.
8897 (redirect_eh_edge): Use it.
8898 (redirect_eh_dispatch_edge): New.
8899 (stmt_could_throw_p): Use a switch. Allow RESX.
8900 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8901 (stmt_can_throw_internal): Likewise.
8902 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8903 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8904 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8905 (gate_refactor_eh): New.
8906 (pass_refactor_eh): Use it.
8907 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8908 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8909 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8910 (remove_unreachable_handlers): Rename from
8911 tree_remove_unreachable_handlers; rewrite for landing pads;
8912 call remove_eh_handler directly.
8913 (remove_unreachable_handlers_no_lp): New.
8914 (unsplit_eh, unsplit_all_eh): New.
8915 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8916 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8917 (cleanup_empty_eh_unsplit): New.
8918 (cleanup_empty_eh): Rewrite.
8919 (cleanup_all_empty_eh): New.
8920 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8921 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8922 (gate_cleanup_eh): New.
8923 (pass_cleanup_eh): Use it.
8924 (verify_eh_edges): Move later in file. Expect one EH edge.
8925 (verify_eh_dispatch_edge): New.
8927 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8928 (gtype-desc.o): Add TARGET_H.
8929 (tree.o): Use EXCEPT_H, not except.h.
8930 (cfgbuild.o): Add EXPR_H.
8931 (GTFILES): Add vecprim.h.
8932 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8933 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8934 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8935 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8936 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8937 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8938 calls to can_throw_internal.
8939 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8940 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8941 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8942 (expand_gimple_stmt): Use make_reg_eh_region_note.
8943 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8944 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8945 or find_exception_handler_labels.
8946 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8947 there is exacly one EH edge. Use can_nonlocal_goto and
8949 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8950 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8951 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8952 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8953 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8954 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8955 * dse.c (scan_insn): Use insn_could_throw_p.
8956 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8957 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8958 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8959 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8960 EXC_PTR_EXPR or FILTER_EXPR.
8961 (tree_expr_nonzero_warnv_p): Likewise.
8962 * function.h: Include vecprim.h, not varray.h
8963 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8964 move ttype_data and ehspec_data members to struct eh_status; change
8965 action_record_data member to a VEC.
8966 * gcse.c (hash_scan_set): Use can_throw_internal.
8967 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8968 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8969 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8970 (block_may_fallthru): Don't handle RESX_EXPR.
8971 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8972 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8973 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8974 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8975 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8976 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8977 (gimple_size): Likewise.
8978 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8979 (gimple_build_resx): Use gimple_build_with_ops.
8980 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8981 (is_gimple_val): Likewise.
8982 (is_gimple_stmt): Remove RESX_EXPR.
8983 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8984 (GIMPLE_RESX): Reorder with other EH constructs.
8985 * gimple.h (struct gimple_statement_eh_mnt): New.
8986 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8987 (gimple_eh_filter_must_not_throw): Remove.
8988 (gimple_eh_filter_set_must_not_throw): Remove.
8989 (gimple_eh_must_not_throw_fndecl): New.
8990 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8991 (is_gimple_resx): New.
8992 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8993 Don't copy EH_FILTER_MUST_NOT_THROW.
8994 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8995 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8996 handle must_not_throw_labels specially.
8997 * ipa-pure-const.c (check_call): Update debug statement for LP.
8998 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8999 * ipa-utils.c (get_base_var): Likewise.
9000 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
9001 * lower-subreg.c (move_eh_region_note): Remove.
9002 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
9003 * omp-low.c (new_omp_context): Update for eh_lp_nr.
9004 (create_task_copyfn): Likewise.
9005 (maybe_catch_exception): Use gimple_build_eh_filter.
9006 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
9007 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
9008 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
9009 and pass_lower_resx.
9010 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9011 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9012 can_throw_internal, can_nonlocal_goto.
9013 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9014 copy_reg_eh_region_note_forward.
9015 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9016 (emit_output_reload_insns): Likewise.
9017 (copy_eh_notes): Remove.
9018 * rtl.def (RESX): Remove.
9019 * rtl.h: Update declarations.
9020 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9021 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9022 (update_eh_label): Remove.
9023 (cleanup_dead_labels_eh): New.
9024 (cleanup_deal_labels): Use it instead of update_eh_label.
9025 (gimple_merge_blocks): Update landing pad data structure when
9026 removing a landing pad label.
9027 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9028 test; handle GIMPLE_EH_MUST_NOT_THROW.
9029 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9030 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9031 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9032 (verify_stmt): Likewise. Verify landing pads.
9033 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9034 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9035 (struct move_stmt_d): Add eh_map.
9036 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9037 (move_stmt_r): Remap eh region numbers in builtin calls,
9038 resx and eh_dispatch.
9039 (move_block_to_fn): Remove eh_offset parameter. Use
9040 maybe_duplicate_eh_stmt_fn.
9041 (find_outermost_region_in_block): Operate on eh_region pointers
9042 instead of region numbers.
9043 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9044 duplicate_eh_regions.
9045 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9046 test earlier. Disallow EH landing pads.
9047 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9048 * tree-flow.h: Update declarations.
9049 (struct tree_ann_common_d): Replace rn with lp_nr.
9050 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9051 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
9052 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
9053 resx and eh_dispatch.
9054 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9055 (copy_edges_for_bb): Use make_eh_dispatch_edges.
9056 (copy_cfg_body): Expect eh_map instead of eh_region_offset
9057 from duplicate_eh_regions.
9058 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9059 update RESX; handle EH_DISPATCH.
9060 (expand_call_inline): Set eh_lp_nr, not eh_region.
9061 (maybe_inline_call_in_expr): Likewise.
9062 * tree-inline.h (struct copy_body_data): Replace eh_region with
9063 eh_lp_nr, eh_region_offset with eh_map.
9064 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9065 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9066 * tree-pretty-print.c (dump_generic_node): Don't handle
9067 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9068 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9069 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9070 EXC_PTR_EXPR, FILTER_EXPR.
9071 * tree-ssa-operands.c (get_expr_operands): Likewise.
9072 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9073 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9074 (ao_ref_init_from_vn_reference): Likewise.
9075 * tree-ssa-sink.c (statement_sink_location): Likewise.
9076 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9077 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9078 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9079 EXC_PTR_EXPR, FILTER_EXPR.
9080 (is_exception_related): Remove.
9081 (compute_avail): Don't call it.
9082 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9083 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9084 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9085 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9087 (build_resx): Remove.
9088 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9089 * tree.h: Update declarations.
9090 (EH_FILTER_MUST_NOT_THROW): Remove.
9091 (struct tree_label_decl): Add eh_landing_pad_nr.
9092 (EH_LANDING_PAD_NR): New.
9093 * value-prof.c (gimple_ic): Tidy variable names. Update for
9094 landing pad numbers.
9095 (gimple_stringop_fixed_value): Tidy variable names. Assert
9096 that neither call stmt can throw.
9097 * vecprim.h (uchar): New.
9098 (VEC(uchar,heap), VEC(uchar,gc)): New.
9100 * c-common.c (c_define_builtins): Update call to
9101 build_common_builtin_nodes.
9102 * c-parser.c (c_parse_file): Don't call
9103 default_init_unwind_resume_libfunc.
9105 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9107 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9108 (mips_cprestore_address_p): Likewise.
9109 (mips_save_gp_to_cprestore_slot): Likewise.
9110 (mips_restore_gp): Rename to...
9111 (mips_restore_gp_from_cprestore_slot): ...this.
9112 (mips_must_initialize_gp_p): Declare.
9113 (mips_emit_save_slot_move): Likewise.
9114 (mips_output_load_label): Return nothing.
9115 (mips_eh_uses): Declare.
9116 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9117 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9118 (TARGET_ABSOLUTE_JUMPS): Likewise.
9119 (EH_USES): Likewise.
9120 (FIRST_PSEUDO_REGISTER): Update comment.
9121 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9122 (MIPS_CALL): ...here.
9123 (REGISTER_NAMES): Add $cprestore.
9124 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9125 Add load_label_length, has_inflexible_gp_insn_p,
9126 has_flexible_gp_insn_p, must_initialize_gp_p and
9127 must_restore_gp_when_clobbered_p.
9128 (mips_expand_call): Don't generate split instructions here.
9129 (mips_split_call): Update the call to mips_restore_gp after
9130 the above name change.
9131 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9132 (mips_find_gp_ref): New function.
9133 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9134 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9135 (mips_insn_has_flexible_gp_ref_p): Likewise.
9136 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9137 (mips_function_has_gp_insn): Delete.
9138 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9139 Use the new functions above. Only return INVALID_REGNUM
9140 for TARGET_ABSOLUTE_JUMPS.
9141 (mips_must_initialize_gp_p): New function.
9142 (mips_get_cprestore_base_and_offset): New function, extracted from...
9143 (mips_cprestore_slot): ...here. Take a bool parameter.
9144 (mips_cfun_has_cprestore_slot_p): New function.
9145 (mips_cprestore_address_p): Likewise.
9146 (mips_save_gp_to_cprestore_slot): Likewise.
9147 (mips_restore_gp): Rename to...
9148 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9149 epilogue_completed. Update the call to mips_cprestore_slot.
9150 Test cfun->machine->must_restore_gp_when_clobbered_p.
9151 (mips_direct_save_slot_move_p): New function.
9152 (mips_emit_save_slot_move): Likewise.
9153 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9154 of cfun->machine->global_pointer.
9155 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9156 (mips_save_reg): Use mips_emit_save_slot_move.
9157 (mips_expand_prologue): Set must_initialize_gp_p.
9158 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9159 for all cprestore saves. Emit a use_cprestore instruction after
9160 setting up the cprestore slot.
9161 (mips_restore_reg): Use mips_emit_save_slot_move.
9162 (mips_process_load_label): New function.
9163 (mips_load_label_length): Likewise.
9164 (mips_output_load_label): Don't return asm: output it here instead.
9165 Use mips_process_load_label.
9166 (mips_adjust_insn_length): Adjust the length of branch instructions
9167 that have length MAX_PIC_BRANCH_LENGTH.
9168 (mips_output_conditional_branch): Update the call to
9169 mips_output_load_label. Assume the branch target is OPERANDS[0]
9170 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9171 (mips_output_order_conditional_branch): Swap the meaning of
9172 OPERANDS[0] and OPERANDS[1].
9173 (mips_variable_issue): Don't count ghost instructions.
9174 (mips_expand_ghost_gp_insns): New function.
9175 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9176 (mips_output_mi_thunk): Set must_initialize_gp_p.
9177 (mips_eh_uses): New function.
9178 * config/mips/predicates.md (cprestore_save_slot_operand)
9179 (cprestore_load_slot_operand): New predicates.
9180 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9181 (UNSPEC_MOVE_GP): Likewise.
9182 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9183 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9184 (CPRESTORE_SLOT_REGNUM): New register.
9185 (MAX_PIC_BRANCH_LENGTH): New constant.
9186 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9187 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9188 branches. Fix commentary.
9189 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9190 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9191 Change type to "ghost".
9192 (loadgp_absolute_<mode>): Likewise.
9193 (loadgp_rtp_<mode>): Likewise.
9194 (copygp_mips16): Likewise.
9195 (loadgp_blockage): Remove redundant mode attribute.
9196 (potential_cprestore): New instruction.
9197 (cprestore): Turn into an unspec set.
9198 (use_cprestore): New instruction.
9199 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9200 (*branch_fp_inverted): Likewise.
9201 (*branch_order<mode>): Likewise.
9202 (*branch_order<mode>_inverted): Likewise.
9203 (*branch_equality<mode>): Likewise.
9204 (*branch_equality<mode>_inverted): Likewise.
9205 (*branch_bit<bbv><mode>): Likewise.
9206 (*branch_bit<bbv><mode>_inverted): Likewise.
9207 (*branch_equality<mode>_mips16): Remove redundant mode.
9208 (jump): Turn into a define_expand.
9209 (*jump_absolute): New instruction.
9210 (*jump_pic): Likewise.
9211 (*jump_mips16): Rename previously-unnamed pattern. Remove
9212 redundant mode attribute.
9213 (restore_gp): Split on epilogue_completed rather than
9214 reload_completed. Change type to "ghost".
9215 (move_gp<mode>): New instruction.
9216 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9217 Remove redundant mode attribute.
9218 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9219 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9220 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9222 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9225 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9226 are returned in the same register (vs34 or v2) that Altivec vector
9227 types are returned in.
9228 (rs6000_libcall_value): Ditto.
9231 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9232 instead of explicit addsi3/adddi3 calls.
9233 (rs6000_split_multireg_move): Ditto.
9234 (rs6000_emit_allocate_stack): Ditto.
9235 (rs6000_emit_prologue): Ditto.
9236 (rs6000_output_mi_thunk): Ditto.
9238 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9239 size is 64 bits if we can use 64-bit registers.
9241 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9243 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9246 From Jie Zhang <jie.zhang@analog.com>:
9247 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9248 save FP and RETS with saveall attribute.
9249 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9250 with saveall attribute.
9252 * config/bfin/bfin.c (bfin_expand_builtin,
9253 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9256 From Jie Zhang <jie.zhang@analog.com>:
9257 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9258 before use in two places.
9259 * config/bfin/bfin.md (AREG): Define mode iterator.
9260 (reload_in, reload_out): Use mode iterator AREG.
9262 2009-09-14 Richard Guenther <rguenther@suse.de>
9265 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9266 EH personality path.
9268 2009-09-13 Richard Guenther <rguenther@suse.de>
9269 Rafael Avila de Espindola <espindola@google.com>
9271 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9272 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9273 (LANG_HOOKS_INITIALIZER): Adjust.
9274 (lhd_pass_through_t): Declare.
9275 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9277 * langhooks.c (lhd_pass_through_t): New function.
9278 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9279 dwarf2out_begin_prologue): Use personality from current_function_decl.
9280 * expr.h (get_personality_function): Declare.
9281 * expr.c (get_personality_function): New function.
9282 (build_personality_function): Likewise.
9283 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9284 (eh_personality_libfunc): Remove.
9285 * optabs.c (build_libfunc_function): New function split out from ...
9286 (init_one_libfunc): ... here.
9287 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9288 (tree_function_decl): Add personality.
9289 (lhd_gcc_personality): Declare.
9290 (build_personality_function): Likewise.
9291 * tree.c (gcc_eh_personality_decl): New.
9292 (lhd_gcc_personality): New function.
9293 * except.h (lang_eh_runtime_type): Remove.
9294 (enum eh_personality_kind): New.
9295 (build_personality_function): Declare.
9296 (function_needs_eh_personality): Declare.
9297 * except.c (lang_eh_runtime_type): Remove.
9298 (function_needs_eh_personality): New function.
9299 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9300 (sjlj_emit_function_enter, output_function_exception_table):
9301 Use personality from current_function_decl.
9302 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9303 * tree-inline.c (tree_can_inline_p): Do not inline across different
9305 (expand_call_inline): Likewise. Adjust the callers EH personality.
9306 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9307 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9308 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9309 (c-parser.o): Likewise
9310 * c-tree.h (c_eh_initialized_p): Remove.
9311 (c_maybe_initialize_eh): Likewise.
9312 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9313 (finish_decl): Don't call c_maybe_initialize_eh.
9314 (c_eh_initialized_p): Remove.
9315 (c_maybe_initialize_eh): Likewise.
9316 * c-parser.c (c_parser_omp_construct): Likewise.
9317 (c_parse_file): Initialize exception handling.
9319 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9321 * config.gcc (tm_file): Remove i386/biarch32.h
9322 for i?86-w64-mingw* case.
9323 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9325 * config.host: Set for x64 mingw the option
9326 use_long_long_for_widest_fast_int to yes.
9328 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9330 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9331 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9332 (dbxout_begin_function): Likewise.
9333 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9334 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9335 set on the function.
9336 (final_end_function): Likewise.
9337 (final_scan_insn): Likewise.
9338 (rest_of_handle_final): Likewise.
9339 * varasm.c (assemble_start_function): Likewise.
9340 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9342 2009-09-12 Jason Merrill <jason@redhat.com>
9344 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9345 * opts.c (common_handle_option): constify.
9347 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9349 * doc/install.texi (avr): Remove obsolete reference site.
9351 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9353 * doc/install.texi (Binaries): Adjust AIX link.
9355 2009-09-12 Akim Demaille <demaille@gostai.com>
9357 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9358 Use an imperative sentence.
9360 2009-09-11 Richard Henderson <rth@redhat.com>
9362 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9363 structure-name and has-tree-operands arguments; update all entries.
9364 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9366 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9367 (gsstruct_code_size): New.
9368 (gss_for_code_): New.
9369 (gss_for_code): Remove.
9370 (gimple_size): Rewrite using gsstruct_code_size.
9371 (gimple_statement_structure): Move to gimple.h.
9372 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9373 (gss_for_code, gimple_statement_structure): New.
9374 (gimple_ops): Use new arrays; tidy.
9376 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9378 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9379 operand to be a PLUS expression.
9380 * config/pa/pa.c (pa_secondary_reload): Likewise.
9382 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9384 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9386 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9389 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9391 From Jie Zhang <jie.zhang@analog.com>:
9392 * doc/extend.texi (node Function Attributes): Document l2
9394 (node Blackfin Variable Attributes): Document l2 variable attributes.
9396 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9398 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9399 to match the system compiler's configuration at inflection point.
9400 Add comment to remark a remaining difference with system compiler.
9402 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9403 * configure: Regenerate.
9405 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9407 From Jie Zhang <jie.zhang@analog.com>:
9408 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9409 (bfin_handle_l2_attribute): New.
9410 (bfin_attribute_table): Add l2 attribute.
9412 2009-09-11 Michael Matz <matz@suse.de>
9415 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9416 on the local_decls list.
9418 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9422 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9424 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9425 for VALUEs, to implement the documented interface.
9426 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9427 Adjust for VALUEs and anything else, to implement the
9428 documented interface.
9430 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9432 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9433 with actual SPE/paired vector modes before using 64-bit alignment.
9434 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9436 2009-09-10 DJ Delorie <dj@redhat.com>
9438 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9441 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9442 * config/mep/mep.c (mep_legitimate_constant_p): New.
9443 * config/mep/mep-protos.h: Prototype it.
9445 2009-09-10 Richard Henderson <rth@redhat.com>
9447 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9449 2009-09-10 Jason Merrill <jason@redhat.com>
9451 * tree.c (chain_index): New fn.
9452 * tree.h: Declare it.
9454 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9456 * config/sol2-c.c (cmn_err_length_specs): Initialize
9457 scalar_identity_flag.
9459 2009-09-10 Richard Henderson <rth@redhat.com>
9461 * tree.h (struct tree_decl_common): Move align member earlier;
9462 move label_decl_uid member ...
9463 (struct tree_label_decl): ... here.
9464 (LABEL_DECL_UID): Update to match.
9466 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9469 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9470 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9472 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9473 dest_prev if the edge is complex.
9475 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9477 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9478 loop latch tests earlier.
9480 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9481 before GIMPLE_RETURN, not after its predecessor; insert
9484 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9485 gimple_seq_empty_p to test for no PHI nodes.
9486 * tree-cfg.c (split_critical_edges): Likewise.
9488 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9490 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9492 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9493 introduced by the VTA branch merge.
9495 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9497 * ira-conflicts.c: Use fputs or putc instead of fprintf
9501 * tree-switch-conversion.c: Ditto.
9503 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9505 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9506 introduced by the VTA branch merge.
9508 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9511 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9513 PR rtl-optimization/39779
9514 * expr.c (convert_modes): Return when mode == oldmode after
9515 CONST_INTs are processed.
9517 2009-09-10 Nick Clifton <nickc@redhat.com>
9519 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9520 attribute and referring decl when creating renamed symbol.
9522 2009-09-10 Richard Guenther <rguenther@suse.de>
9525 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9527 (cgraph_finalize_compilation_unit): Compute reachability
9528 before emitting thunks. Properly process aliases before
9529 possibly removing unreachable nodes.
9531 2009-09-10 Richard Guenther <rguenther@suse.de>
9534 * tree.c (struct free_lang_data_d): Add worklist member.
9535 (find_decls_types_r): Push onto the worklist instead of recursing.
9536 Handle TREE_BINFOs properly.
9537 (find_decls_types): New function wrapped around find_decls_types_r
9538 to process the worklist.
9539 (find_decls_types_in_eh_region): Use it.
9540 (find_decls_types_in_node): Likewise.
9541 (find_decls_types_in_var): Likewise.
9542 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9543 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9544 (AGGREGATE_TYPE_P): Adjust.
9546 2009-09-09 Jason Merrill <jason@redhat.com>
9548 * configure.ac: Check glibc version even if we have an in-tree
9551 2009-09-09 Anthony Green <green@moxielogic.com>
9553 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9554 the constant 0 when appropriate.
9555 * config/moxie/constraints.md: Add constraint O.
9557 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9558 to pass up to 6 32-bit argument values in registers.
9559 (moxie_function_arg): Ditto.
9560 (moxie_arg_partial_bytes): Ditto.
9561 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9562 (REG_PARM_STACK_SPACE): Ditto.
9563 (FUNCTION_ARG_REGNO_P): Ditto.
9565 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9566 instruction to allocate stack space.
9568 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9570 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9571 unnecessarily stringent constraints. Fix address
9572 calculation in the splitters.
9574 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9576 PR rtl-optimization/39779
9577 * expr.c (convert_modes): Return when mode == oldmode after
9578 CONST_INTs are processed.
9580 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9583 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9584 (ix86_expand_prologue): Take frame.padding0 into logic of
9586 (ix86_expand_epilogue): Likewise.
9588 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9590 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9592 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9593 * config/t-slibgcc-libgcc: New file.
9594 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9596 2009-09-09 Martin Jambor <mjambor@suse.cz>
9598 PR tree-optimization/41089
9599 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9602 2009-09-09 Richard Henderson <rth@redhat.com>
9604 * gimple.h (CASE_GIMPLE_OMP): New.
9605 (is_gimple_omp): Use it.
9606 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9607 (verify_gimple_debug): Likewise.
9609 2009-09-09 Richard Guenther <rguenther@suse.de>
9611 PR tree-optimization/41101
9612 * tree-ssa-pre.c (maximal_set): Remove.
9613 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9614 Defer all blocks we didn't visit at least one successor.
9615 (add_to_exp_gen): Do not add to the maximal set.
9616 (make_values_for_phi): Likewise.
9617 (compute_avail): Likewise.
9618 (init_pre): Do not allocate the maximal set.
9619 (execute_pre): Do not dump it.
9621 2009-09-09 Martin Jambor <mjambor@suse.cz>
9623 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9624 an SSA_NAME rather than a is_gimple_variable.
9626 2009-09-09 Richard Guenther <rguenther@suse.de>
9629 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9630 code dealing with plain pointer bases.
9631 (maybe_fold_offset_to_reference): Likewise.
9632 (maybe_fold_stmt_addition): Adjust.
9634 2009-09-09 Richard Guenther <rguenther@suse.de>
9636 * tree.c (free_lang_data_in_type): Do not free the type variant
9638 (free_lang_data): Merge char_type_node with its properly signed
9640 (pass_ipa_free): Collect after freeing language specific data.
9642 2009-09-09 Michael Matz <matz@suse.de>
9645 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9646 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9647 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9650 2009-09-08 DJ Delorie <dj@redhat.com>
9652 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9654 2009-09-04 Jason Merrill <jason@redhat.com>
9656 * tree.c (tree_find_value): Remove.
9657 * tree.h: Remove prototype.
9658 * varasm.c (assemble_external): Use value_member instead.
9660 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9662 * toplev.c (process_options): Choose default debugging type when
9663 gtoggle enables debug info and type is unset.
9665 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9669 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9672 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9674 * configure: Rebuilt with modified libtool.m4.
9676 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9681 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9683 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9685 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9686 (remove_statement): Likewise.
9687 (rewrite_use_nonlinear_expr): Adjust.
9688 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9689 * tree-ssa.c (release_defs_bitset): ... this. New.
9690 * tree-flow.h (release_defs_bitset): Declare.
9692 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9695 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9696 in the middle block.
9698 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9700 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9701 via intptr_t to long type.
9702 (insert_operand_rank): Cast long type via intptr_t to
9704 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9706 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9707 from pointer to unsigned via uintptr_t.
9709 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9710 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9712 * configure: Regenerated.
9713 * config.in: Regenerated
9714 * system.h (stdint.h): Add include.
9715 (inttypes.h): Likewise.
9716 * Makefile.in (aclocal): Add config/stdint.m4.
9717 * aclocal.m4: Regenerated.
9719 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9721 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9723 (note_np_check_stores): New function.
9724 (harmless_null_pointer_p): New function.
9725 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9726 changed. Take into account whether we're in the shadow of a condjump
9727 that tested NP_REG for NULL.
9728 Lose all code that tested for SEQUENCEs.
9729 (workaround_speculation): Avoid inserting NOPs for loads that are
9730 either always executed or a NULL pointer.
9732 2009-09-08 Jan Hubicka <jh@suse.cz>
9734 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9735 * params.def (early-inlining-insns): Likewise.
9737 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9739 PR rtl-optimization/41239
9740 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9741 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9743 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9744 across calls, as the calls might not always return normally.
9745 (call_may_noreturn_p): New function.
9746 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9747 (init_deps): Initialize it.
9748 (remove_from_deps): Also remove calls from
9749 last_function_call_may_noreturn list.
9751 2009-09-07 Richard Henderson <rth@redhat.com>
9753 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9754 more VR->OPERANDS than LHS operands. Free LHS before returning.
9756 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9758 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9759 (attr "addrtype"): New member "spreg".
9760 Use it if mem_spfp_address_operand is true for the address.
9761 (attr "type"): New entry "stall".
9762 (cpu_unit "load"): New.
9763 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9765 (insn_reservation "loadsp"): New.
9766 (insn_reservation "load_stall1"): New.
9767 (insn_reservation "load_stall3"): New.
9769 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9770 (mem_p_address_operand): Exclude stack and frame pointer based
9772 (mem_spfp_address_operand): New; match them here.
9773 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9774 (bfin_reorg): Call it if scheduling insns.
9775 (bfin_gen_bundles): Remove dummy insns created by
9776 add_sched_insns_for_speculation.
9778 From Jie Zhang <jie.zhang@analog.com>:
9779 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9780 bfin_si_revision, bfin_workarounds): Move these ...
9781 * config/bfin/bfin.h: ... here.
9783 From Mike Frysinger <michael.frysinger@analog.com>
9784 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9785 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9786 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9787 bf547m, bf548m, and bf549m.
9788 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9789 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9790 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9791 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9792 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9793 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9794 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9795 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9796 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9797 bf542m, bf544m, bf547m, bf548m, and bf549m.
9799 From Jie Zhang <jie.zhang@analog.com>:
9800 * config/bfin/predicates.md (p_register_operand): New predicate.
9801 (dp_register_operand): New predicate.
9802 * config/bfin/bfin-protos.h (WA_05000074): Define.
9803 (ENABLE_WA_05000074): Define.
9804 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9805 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9806 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9807 (define_attr addrtype): Allow load/store register to be P register.
9808 (define_attr storereg): New.
9809 (define_cpu_unit anomaly_05000074): New.
9810 (define_insn_reservation dsp32shiftimm): New.
9811 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9812 (define_insn_reservation loadp): Cannot use slot2.
9813 (define_insn_reservation loadsp): Cannot use slot2.
9814 (define_insn_reservation storep): Cannot use slot2. Does not
9815 apply when working around 05000074.
9816 (define_insn_reservation storep_anomaly_05000074): New.
9817 (define_insn_reservation storei): Does not apply when working
9819 (define_insn_reservation storei_anomaly_05000074): New.
9820 (define_attr length): Add dsp32shiftimm case.
9821 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9822 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9823 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9824 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9825 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9827 2009-09-07 Martin Jambor <mjambor@suse.cz>
9830 * tree-sra.c (create_artificial_child_access): Return NULL if
9831 build_ref_for_offset fails.
9832 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9833 and create_artificial_child_access to fail.
9835 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9838 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9839 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9840 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9842 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9844 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9845 block, ensure it has an exit edge. Emit a barrier after a jump.
9847 2009-09-07 Nick Clifton <nickc@redhat.com>
9849 * gcc.c (this_is_linker_script): New variable. Like
9850 this_is_library_file but for the %T constructor.
9851 (end_going_arg): If this_is_linker_script is set then locate the
9852 script and insert a --script switch before it
9853 (do_spec_2): Initialise this_is_linker_script.
9854 (do_spec_1): Likewise. Handle %T construct.
9855 (eval_spec_function): Preserve this_is_linker_script.
9856 * doc/invoke.texi: Document %T construct in spec files.
9857 * config/m32c/m32c.h (LIB_SPEC): Use it.
9859 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9861 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9862 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9863 when volatile flag is set.
9864 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9866 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9869 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9870 (combine_stack_adjustments_for_block): Allow insns between stack
9871 adjustments and stores with corresponding pre-(dec|inc)rement or
9872 pre-modify operation.
9874 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9877 * combine-stack-adj.c (struct csa_memlist): Rename to...
9878 (struct csa_reflist): ... this. Rename mem field to ref.
9879 (free_csa_memlist): Rename to...
9880 (free_csa_reflist): ... this.
9881 (record_one_stack_memref): Rename to...
9882 (record_one_stack_ref): ... this. Handle also REG_P.
9883 (try_apply_stack_adjustment): Handle also REG_P.
9884 (struct record_stack_memrefs_data): Rename to...
9885 (struct record_stack_refs_data): ... this. Rename memlist field to
9887 (record_stack_memrefs): Rename to...
9888 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9889 subexpressions instead of failing when a MEM contains SP references.
9890 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9891 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9893 2009-09-06 Richard Guenther <rguenther@suse.de>
9896 * tree.c (build_array_type): Do not record types marked
9897 with structural equality in the canonical type hashtable.
9899 2009-09-06 Richard Guenther <rguenther@suse.de>
9902 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9904 2009-09-05 Richard Guenther <rguenther@suse.de>
9907 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9909 2009-09-05 Richard Guenther <rguenther@suse.de>
9912 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9914 2009-09-05 Richard Guenther <rguenther@suse.de>
9917 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9918 before comparing function argument types.
9920 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9923 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9926 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9929 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9931 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9932 locators before emit_insn is called.
9934 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9937 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9938 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9939 (reginfo_init): Don't call allocate_reg_info.
9941 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9944 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9945 NONDEBUG_INSN_P instead of INSN_P.
9947 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9950 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9952 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9955 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9956 pattern of the split.
9958 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9960 * toplev.c (process_options): Move setter of flag_var_tracking
9961 before other tests that depend on it. Move down setter of
9962 flag_rename_registers. Don't enable var-tracking-assignments
9963 by default if selective scheduling is enabled. Warn if both
9966 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9968 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9969 comment. Use switch statement to catch overlaps between rtx
9970 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9971 (IS_DECL_CODE): ... here. Remove.
9972 (check_value_is_not_decl): Remove.
9973 (dv_from_decl, dv_from_value): Check after conversion.
9975 2009-09-04 Richard Guenther <rguenther@suse.de>
9978 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9979 after emitting tunks. Move emitting thunks and ctors from ...
9980 (cgraph_optimize): ... here. Remove redundant
9981 cgraph_analyze_functions.
9982 * varasm.c (find_decl_and_mark_needed): Remove no longer
9984 (finish_aliases_1): Adjust check for thunk aliases.
9986 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9988 * config/arm/arm.md (ctzsi2): Added braces
9989 to avoid warning that broke booststrap.
9991 2009-09-04 Martin Jambor <mjambor@suse.cz>
9993 PR tree-optimization/41112
9994 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9995 handle variable-bounded arrays.
9996 (expr_with_var_bounded_array_refs_p): New function.
9997 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9999 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
10001 * config/s390/2097.md: Removed two incorrect bypasses.
10002 (z10_fsimpdf): Fixed latency.
10003 (z10_fhex): New insn_reservation.
10004 (z10_floaddf): Fixed latency.
10005 (z10_floadsf): Fixed latency.
10006 (z10_ftrunctf): Fixed latency.
10007 (z10_ftruncdf): Fixed latency.
10008 * config/s390/s390.c (z10_cost): Fixed values.
10009 (s390_adjust_priority): Added z10 path.
10010 * config/s390/s390.md (type): Added fhex.
10011 (*mov<mode>_64dfp): Updated type attribute.
10012 (*mov<mode>_64): Updated type attribute.
10013 (*mov<mode>_31): Updated type attribute.
10014 (*mov<mode>"): Likewise.
10015 * config/s390/2084.md (x_fsimpdf): Updated condition.
10017 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
10019 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10020 RTXs in the predicate for operand 1.
10022 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
10024 * config/arm/arm.md (UNSPEC_RBIT): New constant.
10025 (rbitsi2): New insn.
10026 (ctzsi2): New expand.
10027 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10029 2009-09-03 Martin Jambor <mjambor@suse.cz>
10031 * tree-sra.c (duplicate_expr_for_different_base): Removed.
10032 (create_artificial_child_access): Use build_ref_for_offset instead
10033 of duplicate_expr_for_different_base.
10034 (propagate_subacesses_accross_link): Likewise.
10036 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
10038 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10040 (mips16e_collect_argument_saves): Skip debug instructions.
10041 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10042 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10043 (r10k_insert_cache_barriers): Likewise.
10044 (mips_reorg_process_insns): Likewise.
10046 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
10049 * ira.c (update_equiv_reg): Remove check on class likely spill.
10051 2009-09-03 Jakub Jelinek <jakub@redhat.com>
10054 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10055 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
10059 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10060 the stack slot if it is passed by invisible reference.
10061 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10062 by invisible reference.
10064 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10066 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10067 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10068 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10070 * config/bfin/sync.md: New file.
10071 * config/bfin/bfin.md: Include it.
10072 (UNSPEC_ATOMIC): New.
10073 (UNSPEC_ONES): Provide a unique number.
10075 From Jie Zhang <jie.zhang@analog.com>:
10076 * config/bfin/bfin.c (ret_regs): New.
10077 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10078 (must_save_rets_p): New.
10079 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10080 current_function_is_leaf.
10081 (do_link): Likewise.
10082 (do_unlink): Likewise.
10083 (expand_interrupt_handler_prologue): Use ret_regs array.
10084 (expand_interrupt_handler_epilogue): Use ret_regs array and
10085 pass return register to gen_return_internal.
10086 (bfin_expand_epilogue): Pass return register to
10087 gen_return_internal.
10088 (bfin_expand_call): Explicitly clobber RETS.
10089 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10090 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10091 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10092 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10094 (return_internal): Take a reg rtx rather than the register number.
10096 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10098 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10099 when comparing against estimated_loop_iterations_int return.
10101 2009-09-03 Richard Guenther <rguenther@suse.de>
10103 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10104 eh_personality_libfunc.
10106 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10108 * tree-parloops.c (separate_decls_in_region): Add space.
10110 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10112 * tree-parloops.c (separate_decls_in_region): Change the condition
10113 checking if there are reductions in the loop.
10115 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10117 PR tree-optimization/38275
10118 * tree-parloops.c (parallelize_loops): Replace profitability condition
10119 for expected number of iterations.
10121 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10123 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10124 (bootstrap-debug): Explain conditions in which it becomes default.
10125 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10128 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10130 * doc/invoke.texi (Optimize Options): Move
10131 -finline-small-functions to the -O2 list.
10133 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10135 * toplev.c (process_options): Enable var-tracking-assignments
10136 by default if var-tracking is enabled.
10138 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10140 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10142 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10143 * rtl.h (prev_nonnote_insn_bb): Declare it.
10145 2009-09-03 Diego Novillo <dnovillo@google.com>
10147 * cgraph.c (cgraph_node_for_decl): New.
10148 * cgraph.h (cgraph_node_for_decl): Declare.
10149 * tree.c (host_integerp): Return 0 if T is NULL.
10151 2009-09-03 Diego Novillo <dnovillo@google.com>
10153 * tree.h (struct alias_pair): Move from varasm.c.
10154 (alias_pairs): Likewise.
10155 (TYPE_MAXVAL): Define.
10156 (TYPE_MINVAL): Define.
10157 (iterative_hash_host_wide_int): Declare.
10158 (remove_unreachable_alias_pairs): Declare.
10159 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10160 * diagnostic.c (default_diagnostic_starter): Make extern.
10161 (default_diagnostic_finalizer): Make extern.
10162 * diagnostic.h (default_diagnostic_starter): Declare.
10163 (default_diagnostic_finalizer): Declare.
10164 (default_tree_printer): Declare.
10165 * toplev.c (default_tree_printer): Make extern.
10167 2009-09-03 Richard Guenther <rguenther@suse.de>
10168 Diego Novillo <dnovillo@google.com>
10170 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10171 * cgraphunit.c (cgraph_expand_function): Do not emit
10172 associated thunks from here.
10173 (cgraph_emit_thunks): New.
10174 (cgraph_optimize): Call it.
10175 Return if any IPA pass finds an error.
10176 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10179 2009-09-03 Simon Baldwin <simonb@google.com>
10180 Rafael Espindola <espindola@google.com>
10181 Richard Guenther <rguenther@suse.de>
10182 Doug Kwan <dougkwan@google.com>
10183 Diego Novillo <dnovillo@google.com>
10185 * tree.c: Include tree-pass.h, langhooks-def.h,
10186 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10187 (free_lang_data_in_type): New.
10188 (need_assembler_name_p): New.
10189 (free_lang_data_in_block): New.
10190 (free_lang_data_in_decl): New.
10191 (struct free_lang_data_d): New.
10192 (add_tree_to_fld_list): New.
10193 (find_decls_types_r): New.
10194 (get_eh_types_for_runtime): New.
10195 (find_decls_types_in_eh_region): New.
10196 (find_decls_types_in_node): New.
10197 (find_decls_types_in_var): New.
10198 (free_lang_data_in_cgraph): New.
10199 (free_lang_data): New.
10200 (gate_free_lang_data): New.
10201 (pass_ipa_free_lang_data): New.
10203 2009-09-03 Diego Novillo <dnovillo@google.com>
10205 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10206 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10207 (lang_hooks): Remove const qualifier.
10208 * ipa.c (cgraph_remove_unreachable_nodes): Call
10209 remove_unreachable_alias_pairs.
10210 * except.c (add_type_for_runtime): Check if TYPE has
10211 already been converted.
10212 (lookup_type_for_runtime): Likewise.
10213 (check_handled): Handle converted types.
10214 * varasm.c (remove_unreachable_alias_pairs): New.
10215 * gimple.c: Include demangle.h.
10216 (gimple_decl_printable_name): New.
10217 (gimple_fold_obj_type_ref): New.
10218 * gimple.h (gimple_decl_printable_name): Declare.
10219 (gimple_fold_obj_type_ref): Declare.
10220 * passes.c (init_optimization_passes): Add pass
10221 pass_ipa_free_lang_data.
10222 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10223 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10225 2009-09-03 Diego Novillo <dnovillo@google.com>
10227 * c-lang.c (lang_hooks): Remove const qualifier.
10229 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10231 * doc/install.texi (*-*-freebsd*): Update target information.
10233 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10235 * hard-reg-set.h (call_fixed_regs): Remove.
10236 * reginfo.c (call_fixed_regs): Remove.
10237 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10238 (globalize_reg): Don't use call_fixed_regs.
10239 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10242 2009-09-01 Michael Matz <matz@suse.de>
10244 * expr.h (emit_storent_insn, expand_expr_real_1,
10245 expand_expr_real_2): Declare.
10246 * expr.c (emit_storent_insn, expand_expr_real_1,
10247 expand_expr_real_2): Export.
10248 (store_expr): Setting and evaluating dont_return_target is useless.
10249 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10250 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10251 * except.c (expand_resx_expr): Rename to ...
10252 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10253 * except.h (expand_resx_stmt): Declare.
10254 * stmt.c: Add include gimple.h
10255 (expand_asm_expr): Rename to ...
10256 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10257 (expand_case): Rewrite to take gimple statement.
10258 * tree.h (expand_asm_stmt): Declare.
10259 (expand_case): Change prototype.
10260 * Makefile.in (stmt.o): Depend on gimple.h.
10261 * builtins.c (expand_builtin_synchronize): Build gimple asm
10262 statement, not an ASM_EXPR.
10263 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10264 gimple_to_tree, release_stmt_tree): Remove.
10265 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10266 ggc_free, but hold comparison code and operands separately.
10267 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10268 (expand_call_stmt, expand_gimple_stmt_1,
10269 expand_gimple_stmt): New helpers.
10270 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10271 release_stmt_tree. Call expand_gimple_stmt instead.
10272 (expand_gimple_basic_block): Ditto.
10274 * calls.c (emit_call_1): Don't look at EH regions here, make
10275 fntree parameter useless.
10276 (expand_call): New local rettype for TREE_TYPE(exp), use it
10277 throughout. Remove local p, use addr instead.
10278 Don't look at EH regions here.
10280 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10282 * doc/invoke.texi (-fsched-pressure): Document it.
10283 (-fsched-reg-pressure-heuristic): Remove it.
10285 * reload.c (ira.h): Include.
10286 (find_reloads): Add choosing reload on number of small spilled
10289 * haifa-sched.c (ira.h): Include.
10290 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10291 saved_reg_pressure, curr_reg_live, saved_reg_live,
10292 region_ref_regs): New variables.
10293 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10294 initiate_reg_pressure_info, setup_ref_regs,
10295 initiate_bb_reg_pressure_info, save_reg_pressure,
10296 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10298 (setup_insn_reg_pressure_info): New function.
10299 (rank_for_schedule): Add pressure checking and insn issue time.
10300 Remove comparison of insn reg weights.
10301 (ready_sort): Set insn reg pressure info.
10302 (update_register_pressure, setup_insn_max_reg_pressure,
10303 update_reg_and_insn_max_reg_pressure,
10304 sched_setup_bb_reg_pressure_info): New functions.
10305 (schedule_insn): Add code for printing and updating reg pressure info.
10306 (find_set_reg_weight, find_insn_reg_weight): Remove.
10307 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10308 (debug_ready_list): Print reg pressure info.
10309 (schedule_block): Ditto. Check insn issue time.
10310 (sched_init): Set up sched_pressure_p. Allocate and set up some
10311 reg pressure related info.
10312 (sched_finish): Free some reg pressure related info.
10313 (fix_tick_ready): Make insn always ready if pressure_p.
10314 (init_h_i_d): Don't call find_insn_reg_weight.
10315 (haifa_finish_h_i_d): Free insn reg pressure info.
10317 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10318 ira_memory_move_cost, ira_class_hard_regs,
10319 ira_class_hard_regs_num, ira_no_alloc_regs,
10320 ira_available_class_regs, ira_reg_class_cover_size,
10321 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10323 * ira-lives.c (single_reg_class): Check mode to find how many
10324 registers are necessary for operand.
10325 (ira_implicitly_set_insn_hard_regs): New.
10327 * common.opt (fsched-pressure): New options.
10328 (fsched-reg-pressure-heuristic): Remove.
10330 * ira.c (setup_eliminable_regset): Rename to
10331 ira_setup_eliminable_regset. Make it external.
10332 (expand_reg_info): Pass cover class to setup_reg_classes.
10333 (ira): Call resize_reg_info instead of allocate_reg_info.
10335 * sched-deps.c: Include ira.h.
10336 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10337 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10338 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10339 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10340 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10341 mark_insn_reg_store, mark_insn_reg_clobber,
10342 setup_insn_reg_pressure_info): New.
10343 (sched_analyze_1): Update implicit_reg_pending_uses.
10344 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10345 Use them to create dependencies. Set insn reg uses and pressure
10346 info. Process reg_pending_uses in one place.
10347 (free_deps): Free implicit sets.
10348 (remove_from_deps): Remove implicit sets if necessary. Check
10349 implicit sets when clearing reg_last_in_use.
10350 (init_deps_global): Clear implicit_reg_pending_clobbers and
10351 implicit_reg_pending_uses.
10353 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10354 ira_memory_move_cost, ira_class_hard_regs,
10355 ira_class_hard_regs_num, ira_no_alloc_regs,
10356 ira_available_class_regs, ira_reg_class_cover_size,
10357 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10358 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10359 ira_implicitly_set_insn_hard_regs): New prototypes.
10361 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10362 cost_elements_num): New variables.
10363 (allocno_costs, total_costs): Rename to costs and
10364 total_allocno_costs.
10365 (COSTS_OF_ALLOCNO): Rename to COSTS.
10366 (allocno_pref): Rename to pref.
10367 (allocno_pref_buffer): Rename to pref_buffer.
10368 (common_classes): Rename to regno_cover_class.
10370 (record_reg_classes): Set allocno attributes only if allocno_p.
10371 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10372 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10373 and COSTS_OF_ALLOCNO.
10374 (print_costs): Rename to print_allocno_costs.
10375 (print_pseudo_costs): New.
10376 (process_bb_node_for_costs): Split into 2 functions with new
10377 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10378 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10379 new parameter dump_file. Use cost_elements_num instead of
10380 ira_allocnos_num. Make one iteration if preferred classes were
10381 already calculated for scheduler. Make 2 versions of code
10382 depending on allocno_p.
10383 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10384 regno_cover_class and COSTS instead of common_classes and
10386 (init_costs, finish_costs): New.
10387 (ira_costs): Set up allocno_p and cost_elements_num. Call
10388 init_costs and finish_costs.
10389 (ira_set_pseudo_classes): New.
10391 * rtl.h (allocate_reg_info): Remove.
10392 (resize_reg_info): Change return type.
10393 (reg_cover_class): New.
10394 (setup_reg_classes): Add new parameter.
10396 * sched-int.h (struct deps_reg): New member implicit_sets.
10397 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10398 (INCREASE_BITS): New macro.
10399 (struct reg_pressure_data, struct reg_use_data): New.
10400 (struct _haifa_insn_data): Remove reg_weight. Add members
10401 reg_pressure, reg_use_list, reg_set_list, and
10402 reg_pressure_excess_cost_change.
10403 (struct deps): New member implicit_sets.
10404 (pressure_p): New variable.
10405 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10406 (struct reg_pressure_data, struct reg_use_data): New.
10407 (INSN_REG_WEIGHT): Remove.
10408 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10409 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10410 (sched_init_region_reg_pressure_info,
10411 sched_setup_bb_reg_pressure_info): New prototypes.
10413 * reginfo.c (struct reg_pref): New member coverclass.
10414 (reg_cover_class): New function.
10415 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10416 (reg_info_size): New variable.
10417 (allocate_reg_info): Make static. Setup reg_info_size.
10418 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10419 (setup_reg_classes): Add a new parameter. Setup cover class too.
10421 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10424 * sched-rgn.c (deps_join): Set up implicit_sets.
10425 (schedule_region): Set up region and basic blocks pressure
10428 * passes.c (init_optimization_passes): Move
10429 pass_subregs_of_mode_init before pass_sched.
10431 2009-09-02 Martin Jambor <mjambor@suse.cz>
10433 * tree-sra.c (struct access): New field grp_hint.
10434 (dump_access): Dump grp_hint.
10435 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10437 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10438 those which have been specifically read and somehow written to.
10439 (propagate_subacesses_accross_link): Set grp_hint of right child and
10440 also possibly of the left child.
10442 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10444 * tree-object-size.c (addr_object_size): Always use object_size_type
10445 0 or 2 when determining the pointer pointed object size.
10447 2009-09-02 Richard Guenther <rguenther@suse.de>
10450 2009-08-31 Richard Guenther <rguenther@suse.de>
10452 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10453 to query if the memory regions for memmove overlap.
10454 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10455 asserts on pointers, instead deal with odd trees.
10456 (ptr_derefs_may_alias_p): Likewise.
10457 (refs_may_alias_p_1): Constructor bases also never alias.
10459 2009-08-01 Christian Bruel <christian.bruel@st.com>
10462 2009-07-31 Christian Bruel <christian.bruel@st.com>
10463 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10465 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10467 * doc/invoke.texi (-fvar-tracking-assignments): New.
10468 (-fvar-tracking-assignments-toggle): New.
10469 (-fdump-final-insns=file): Mark filename as optional.
10470 (--param min-nondebug-insn-uid): New.
10471 (-gdwarf-@{version}): Mention version 4.
10472 * opts.c (common_handle_option): Accept it.
10473 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10474 * regrename.c (regrename_optimize): Drop last. Don't count debug
10475 insns as uses. Don't reject change because of debug insn.
10476 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10477 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10478 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10479 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10480 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10481 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10482 * doc/gimple.texi (is_gimple_debug): New.
10483 (gimple_debug_bind_p): New.
10484 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10485 * doc/install.texi (bootstrap-debug): More details.
10486 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10487 (bootstrap-debug-lib): More details.
10488 (bootstrap-debug-ckovw): Update.
10489 (bootstrap-time): New.
10490 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10491 (insert_phi_nodes_for): Insert debug stmts.
10492 (rewrite_stmt): Take iterator. Insert debug stmts.
10493 (rewrite_enter_block): Adjust.
10494 (maybe_replace_use_in_debug_stmt): New.
10495 (rewrite_update_stmt): Use it.
10496 (mark_use_interesting): Return early for debug stmts.
10497 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10498 stmts before replacing stmt.
10499 (move_computations_stmt): Likewise.
10500 * ira-conflicts.c (add_copies): Skip debug insns.
10501 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10502 (regstat_bb_compute_ri): Skip debug insns.
10503 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10504 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10505 check_loop_closed_ssa_stmt): Skip debug stmts.
10506 * tree-tailcall.c (find_tail_calls): Likewise.
10507 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10508 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10509 (build_var_debug_value_stat): Declare.
10510 (build_var_debug_value): Define.
10511 (target_for_debug_bind): Declare.
10512 * reload.c (find_equiv_reg): Skip debug insns.
10513 * rtlanal.c (reg_used_between_p): Skip debug insns.
10514 (side_effects_p): Likewise.
10515 (canonicalize_condition): Likewise.
10516 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10517 insns never depend on debug insns.
10518 (create_ddg_dep_no_link): Likewise.
10519 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10520 Don't add inter-loop dependencies for debug insns.
10521 (build_intra_loop_deps): Likewise.
10522 (create_ddg): Count debug insns.
10523 * ddg.h (struct ddg::num_debug): New.
10524 (num_backargs): Pair up with previous int field.
10525 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10526 -fcompare-debug-second.
10527 * final.c (get_attr_length_1): Skip debug insns.
10528 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10529 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10530 (driver_self_specs): Map -fdump-final-insns to
10531 -fdump-final-insns=..
10532 (get_local_tick): New.
10533 (compare_debug_dump_opt_spec_function): Test for . argument and
10534 compute output name. Compute temp output spec without flag name.
10535 Compute -frandom-seed.
10536 (OPT): Undef after use.
10537 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10538 (average_num_loop_insns): Likewise.
10539 * params.h (MIN_NONDEBUG_INSN_UID): New.
10540 * gimple.def (GIMPLE_DEBUG): New.
10541 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10542 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10543 (merge_in_block): Fix whitespace.
10544 * toplev.c (flag_var_tracking): Update comment.
10545 (flag_var_tracking_assignments): New.
10546 (flag_var_tracking_assignments_toggle): New.
10547 (process_options): Don't open final insns dump file if we're not
10548 going to write to it. Compute defaults for var_tracking.
10549 * df-scan.c (df_insn_rescan_debug_internal): New.
10550 (df_uses_record): Handle debug insns.
10551 * haifa-sched.c (ready): Initialize n_debug.
10552 (contributes_to_priority): Skip debug insns.
10553 (dep_list_size): New.
10554 (priority): Use it.
10555 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10556 they're ready. Disregard previous debug insns to make decisions.
10557 (queue_insn): Never queue debug insns.
10558 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10559 (schedule_insn): Don't reject debug insns because of issue rate.
10560 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10561 (queue_to_ready): Skip and discount debug insns.
10562 (choose_ready): Let debug insns through.
10563 (schedule_block): Check boundary debug insns. Discount debug
10564 insns, schedule them early. Adjust whitespace.
10565 (set_priorities): Check for boundary debug insns.
10566 (add_jump_dependencies): Use dep_list_size.
10567 (prev_non_location_insn): New.
10568 (check_cfg): Use it.
10569 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10571 (remove_unused_ivs): Reset debug stmts.
10572 * modulo-sched.c (const_iteration_count): Skip debug insns.
10573 (res_MII): Discount debug insns.
10574 (loop_single_full_bb_p): Skip debug insns.
10575 (sms_schedule): Likewise.
10576 (sms_schedule_by_order): Likewise.
10577 (ps_has_conflicts): Likewise.
10578 * caller-save.c (refmarker_fn): New.
10579 (save_call_clobbered_regs): Replace regs with saved mem in
10581 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10582 Call refmarker_fn mark for hardregnos.
10583 (mark_reg_as_referenced): New.
10584 (replace_reg_with_saved_mem): New.
10585 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10586 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10588 (cse_extended_basic_block): Skip debug insns.
10589 (count_reg_usage): Likewise.
10590 (is_dead_reg): New, split out of...
10591 (set_live_p): ... here.
10592 (insn_live_p): Use it for debug insns.
10593 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10594 (execute_optimize_stdarg): Likewise.
10595 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10596 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10597 changes in debug stmts as changes.
10598 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10599 (moveup_expr): Don't move across debug insns. Don't move
10600 debug insn if it would create a bookkeeping block.
10601 (moveup_expr_cached): Don't use cache for debug insns that
10602 are heads of blocks.
10603 (compute_av_set_inside_bb): Skip debug insns.
10604 (sel_rank_for_schedule): Schedule debug insns first. Remove
10606 (block_valid_for_bookkeeping_p); Support lax searches.
10607 (create_block_for_bookkeeping): Adjust block numbers when
10608 encountering debug-only blocks.
10609 (find_place_for_bookkeeping): Deal with debug-only blocks.
10610 (generate_bookkeeping_insn): Accept no place to insert.
10611 (remove_temp_moveop_nops): New argument full_tidying.
10612 (prepare_place_to_insert): Deal with debug insns.
10613 (advance_state_on_fence): Debug insns don't start cycles.
10614 (update_boundaries): Take fence as argument. Deal with
10616 (schedule_expr_on_boundary): No full_tidying on debug insns.
10617 (fill_insns): Deal with debug insns.
10618 (track_scheduled_insns_and_blocks): Don't count debug insns.
10619 (need_nop_to_preserve_insn_bb): New, split out of...
10620 (remove_insn_from_stream): ... this.
10621 (fur_orig_expr_not_found): Skip debug insns.
10622 * rtl.def (VALUE): Move up.
10624 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10625 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10626 Set it if debug stmts are found.
10627 (statement_sink_location): Skip debug stmts. Propagate
10628 moving defs into debug stmts.
10629 * ifcvt.c (first_active_insn): Skip debug insns.
10630 (last_active_insns): Likewise.
10631 (cond_exec_process_insns): Likewise.
10632 (noce_process_if_block): Likewise.
10633 (check_cond_move_block): Likewise.
10634 (cond_move_convert_if_block): Likewise.
10635 (block_jumps_and_fallthru_p): Likewise.
10636 (dead_or_predicable): Likewise.
10637 * dwarf2out.c (debug_str_hash_forced): New.
10638 (find_AT_string): Add comment.
10639 (gen_label_for_indirect_string): New.
10640 (get_debug_string_label): New.
10641 (AT_string_form): Use it.
10642 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10643 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10644 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10645 several operations that cannot be represented with DWARF opcodes.
10646 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10647 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10648 (dwarf2out_var_location): Take during-call mark into account.
10649 (output_indirect_string): Update comment. Output if there are
10650 label and references.
10651 (prune_indirect_string): New.
10652 (prune_unused_types): Call it if debug_str_hash_forced.
10653 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10654 (dw_long_long_const): Remove.
10655 (struct dw_val_struct): Change val_long_long type to rtx.
10656 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10657 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10658 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10659 component instead of HOST_BITS_PER_LONG.
10660 (output_loc_operands): Likewise. For const8* assert
10661 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10662 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10663 rather than HOST_BITS_PER_LONG is >= 64.
10664 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10666 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10667 HOST_BITS_PER_LONG for dw_val_class_long_long.
10668 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10669 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10670 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10672 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10673 Handle DW_OP_implicit_value.
10674 (extract_int): Move prototype earlier.
10675 (mem_loc_descriptor): For SUBREG punt if inner
10676 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10677 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10678 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10679 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10680 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10681 instead of Pmode size.
10682 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10683 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10684 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10685 (concat_loc_descriptor, concatn_loc_descriptor,
10686 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10687 (add_location_or_const_value_attribute): Likewise. For single
10688 location loc_lists attempt to use add_const_value_attribute
10689 for constant decls. Add DW_AT_const_value even if
10690 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10692 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10693 (control_flow_insn_p): Likewise.
10694 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10695 (separate_decls_in_region_debug_bind): New.
10696 (separate_decls_in_region): Process debug bind stmts afterwards.
10697 * recog.c (verify_changes): Handle debug insns.
10698 (extract_insn): Likewise.
10699 (peephole2_optimize): Skip debug insns.
10700 * dse.c (scan_insn): Skip debug insns.
10701 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10703 (setup_id_for_insn): Handle debug insns.
10704 (maybe_tidy_empty_bb): Adjust whitespace.
10705 (tidy_control_flow): Skip debug insns.
10706 (sel_remove_insn): Adjust for debug insns.
10707 (sel_estimate_number_of_insns): Skip debug insns.
10708 (create_insn_rtx_from_pattern): Handle debug insns.
10709 (create_copy_of_insn_rtx): Likewise.
10710 * sel-sched-.h (sel_bb_end): Declare.
10711 (sel_bb_empty_or_nop_p): New.
10712 (get_all_loop_exits): Use it.
10713 (_eligible_successor_edge_p): Likewise.
10714 (return_nop_to_pool): Adjust.
10715 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10716 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10717 * gimple-pretty-print.c (dump_gimple_debug): New.
10718 (dump_gimple_stmt): Use it.
10719 (dump_bb_header): Skip gimple debug stmts.
10720 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10721 (fixup_match_2): Likewise.
10722 (regmove_backward_pass): Likewise. Simplify combined
10723 replacement. Handle debug insns.
10724 * function.c (instantiate_virtual_regs): Handle debug insns.
10725 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10726 * print-rtl.h: Include cselib.h.
10727 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10728 * df.h (df_inns_rescan_debug_internal): Declare.
10729 * gcse.c (alloc_hash_table): Estimate n_insns.
10730 (cprop_insn): Don't regard debug insns as changes.
10731 (bypass_conditional_jumps): Skip debug insns.
10732 (one_pre_gcse_pass): Adjust.
10733 (one_code_hoisting_pass): Likewise.
10734 (compute_ld_motion_mems): Skip debug insns.
10735 (one_cprop_pass): Adjust.
10736 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10737 (if_convertible_stmt_p): Handle debug stmts.
10738 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10739 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10740 * ira-build.c (create_bb_allocnos): Skip debug insns.
10741 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10742 (has_single_use): Likewise.
10743 (single_imm_use): Likewise.
10744 (num_imm_uses): Likewise.
10745 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10746 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10747 (create_outofssa_var_map): Likewise.
10748 * lower-subreg.c (adjust_decomposed_uses): New.
10749 (resolve_debug): New.
10750 (decompose_multiword_subregs): Use it.
10751 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10752 * emit-rtl.c: Include params.h.
10753 (cur_debug_insn_uid): Define.
10754 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10755 (copy_rtx_if_shared_1): Handle debug insns.
10756 (reset_used_flags): Likewise.
10757 (set_used_flags): LIkewise.
10758 (get_max_insn_count): New.
10759 (next_nondebug_insn): New.
10760 (prev_nondebug_insn): New.
10761 (make_debug_insn_raw): New.
10762 (emit_insn_before_noloc): Handle debug insns.
10763 (emit_jump_insn_before_noloc): Likewise.
10764 (emit_call_insn_before_noloc): Likewise.
10765 (emit_debug_insn_before_noloc): New.
10766 (emit_insn_after_noloc): Handle debug insns.
10767 (emit_jump_insn_after_noloc): Likewise.
10768 (emit_call_insn_after_noloc): Likewise.
10769 (emit_debug_insn_after_noloc): Likewise.
10770 (emit_insn_after): Take loc from earlier non-debug insn.
10771 (emit_jump_insn_after): Likewise.
10772 (emit_call_insn_after): Likewise.
10773 (emit_debug_insn_after_setloc): New.
10774 (emit_debug_insn_after): New.
10775 (emit_insn_before): Take loc from later non-debug insn.
10776 (emit_jump_insn_before): Likewise.
10777 (emit_call_insn_before): Likewise.
10778 (emit_debug_insn_before_setloc): New.
10779 (emit_debug_insn_before): New.
10780 (emit_insn): Handle debug insns.
10781 (emit_debug_insn): New.
10782 (emit_jump_insn): Handle debug insns.
10783 (emit_call_insn): Likewise.
10785 (init_emit): Take min-nondebug-insn-uid into account.
10786 Initialize cur_debug_insn_uid.
10787 (emit_copy_of_insn_after): Handle debug insns.
10788 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10789 location of single rhs in place.
10790 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10791 (floor_sdiv_adjust): New.
10792 (cell_sdiv_adjust): New.
10793 (cell_udiv_adjust): New.
10794 (round_sdiv_adjust): New.
10795 (round_udiv_adjust): New.
10796 (wrap_constant): Moved from cselib.
10797 (unwrap_constant): New.
10798 (expand_debug_expr): New.
10799 (expand_debug_locations): New.
10800 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10802 (gimple_expand_cfg): Expand debug locations.
10803 * cselib.c: Include tree-pass.h.
10804 (struct expand_value_data): New.
10805 (cselib_record_sets_hook): New.
10806 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10807 (cselib_clear_table): Move, and implemnet in terms of...
10808 (cselib_reset_table_with_next_value): ... this.
10809 (cselib_get_next_unknown_value): New.
10810 (discard_useless_locs): Don't discard preserved values.
10811 (cselib_preserve_value): New.
10812 (cselib_preserved_value_p): New.
10813 (cselib_preserve_definitely): New.
10814 (cselib_clear_preserve): New.
10815 (cselib_preserve_only_values): New.
10816 (new_cselib_val): Take rtx argument. Dump it in details.
10817 (cselib_lookup_mem): Adjust.
10818 (expand_loc): Take regs_active in struct. Adjust. Silence
10819 dumps unless details are requested.
10820 (cselib_expand_value_rtx_cb): New.
10821 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10822 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10823 without details. Copy more subregs. Try to resolve values
10824 using a callback. Wrap constants.
10825 (cselib_subst_to_values): Adjust.
10826 (cselib_log_lookup): New.
10827 (cselib_lookup): Call it.
10828 (cselib_invalidate_regno): Don't count preserved values as useless.
10829 (cselib_invalidate_mem): Likewise.
10830 (cselib_record_set): Likewise.
10831 (struct set): Renamed to cselib_set, moved to cselib.h.
10832 (cselib_record_sets): Adjust. Call hook.
10833 (cselib_process_insn): Reset table when it would be cleared.
10834 (dump_cselib_val): New.
10835 (dump_cselib_table): New.
10836 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10837 (remove_forwarder_block): Support moving debug stmts.
10838 * cselib.h (cselib_record_sets_hook): Declare.
10839 (cselib_expand_callback): New type.
10840 (cselib_expand_value_rtx_cb): Declare.
10841 (cselib_reset_table_with_next_value): Declare.
10842 (cselib_get_next_unknown_value): Declare.
10843 (cselib_preserve_value): Declare.
10844 (cselib_preserved_value_p): Declare.
10845 (cselib_preserve_only_values): Declare.
10846 (dump_cselib_table): Declare.
10847 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10848 (try_crossjump_to_edge): Likewise.
10849 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10850 dominated blocks when debug stmts are present.
10851 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10852 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10853 (set_var_live_on_entry): Likewise.
10854 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10855 * cfglayout.c (curr_location, last_location): Make static.
10856 (set_curr_insn_source_location): Don't avoid bouncing.
10857 (get_curr_insn_source_location): New.
10858 (get_curr_insn_block): New.
10859 (duplicate_insn_chain): Handle debug insns.
10860 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10862 * common.opt (fcompare-debug): Move to sort order.
10863 (fdump-unnumbered-links): Likewise.
10864 (fvar-tracking-assignments): New.
10865 (fvar-tracking-assignments-toggle): New.
10866 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10867 because of debug stmts.
10868 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10869 (eliminate_unnecessary_stmts): Walk dominated blocks before
10871 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10872 * ira.c (memref_used_between_p): Skip debug insns.
10873 (update_equiv_regs): Likewise.
10874 * sched-deps.c (sd_lists_size): Accept empty list.
10875 (sd_init_insn): Mark debug insns.
10876 (sd_finish_insn): Unmark them.
10877 (sd_add_dep): Reject non-debug deps on debug insns.
10878 (fixup_sched_groups): Give debug insns group treatment.
10880 (sched_analyze_reg): Don't mark debug insns for sched before call.
10881 (sched_analyze_2): Handle debug insns.
10882 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10884 (deps_analyze_insn): Handle debug insns.
10885 (deps_start_bb): Skip debug insns.
10886 (init_deps): Initialize last_debug_insn.
10887 * tree-ssa.c (target_for_debug_bind): New.
10888 (find_released_ssa_name): New.
10889 (propagate_var_def_into_debug_stmts): New.
10890 (propagate_defs_into_debug_stmts): New.
10891 (verify_ssa): Skip debug bind stmts without values.
10892 (warn_uninialized_vars): Skip debug stmts.
10893 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10894 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10895 (rtx_equal_p): Likewise.
10896 * ira-costs.c (scan_one_insn): Skip debug insns.
10897 (process_bb_node_for_hard_reg_moves): Likewise.
10898 * rtl.h (DEBUG_INSN_P): New.
10899 (NONDEBUG_INSN_P): New.
10900 (MAY_HAVE_DEBUG_INSNS): New.
10901 (INSN_P): Accept debug insns.
10902 (RTX_FRAME_RELATED_P): Likewise.
10903 (INSN_DELETED_P): Likewise
10904 (PAT_VAR_LOCATION_DECL): New.
10905 (PAT_VAR_LOCATION_LOC): New.
10906 (PAT_VAR_OCATION_STATUS): New.
10907 (NOTE_VAR_LOCATION_DECL): Reimplement.
10908 (NOTE_VAR_LOCATION_LOC): Likewise.
10909 (NOTE_VAR_LOCATION_STATUS): Likewise.
10910 (INSN_VAR_LOCATION): New.
10911 (INSN_VAR_LOCATION_DECL): New.
10912 (INSN_VAR_LOCATION_LOC): New.
10913 (INSN_VAR_LOCATION_STATUS): New.
10914 (gen_rtx_UNKNOWN_VAR_LOC): New.
10915 (VAR_LOC_UNKNOWN_P): New.
10916 (NOTE_DURING_CALL_P): New.
10917 (SCHED_GROUP_P): Accept debug insns.
10918 (emit_debug_insn_before): Declare.
10919 (emit_debug_insn_before_noloc): Declare.
10920 (emit_debug_insn_beore_setloc): Declare.
10921 (emit_debug_insn_after): Declare.
10922 (emit_debug_insn_after_noloc): Declare.
10923 (emit_debug_insn_after_setloc): Declare.
10924 (emit_debug_insn): Declare.
10925 (make_debug_insn_raw): Declare.
10926 (prev_nondebug_insn): Declare.
10927 (next_nondebug_insn): Declare.
10928 (delegitimize_mem_from_attrs): Declare.
10929 (get_max_insn_count): Declare.
10930 (wrap_constant): Declare.
10931 (unwrap_constant): Declare.
10932 (get_curr_insn_source_location): Declare.
10933 (get_curr_insn_block): Declare.
10934 * tree-inline.c (insert_debug_decl_map): New.
10935 (processing_debug_stmt): New.
10936 (remap_decl): Don't create new mappings in debug stmts.
10937 (remap_gimple_op_r): Don't add references in debug stmts.
10938 (copy_tree_body_r): Likewise.
10939 (remap_gimple_stmt): Handle debug bind stmts.
10940 (copy_bb): Skip debug stmts.
10941 (copy_edges_for_bb): Likewise.
10942 (copy_debug_stmt): New.
10943 (copy_debug_stmts): New.
10944 (copy_body): Copy debug stmts at the end.
10945 (insert_init_debug_bind): New.
10946 (insert_init_stmt): Take id. Skip and emit debug stmts.
10947 (setup_one_parameter): Remap variable earlier, register debug mapping.
10948 (estimate_num_insns): Skip debug stmts.
10949 (expand_call_inline): Preserve debug_map.
10950 (optimize_inline_calls): Check for no debug_stmts left-overs.
10951 (unsave_expr_now): Preserve debug_map.
10952 (copy_gimple_seq_and_replace_locals): Likewise.
10953 (tree_function_versioning): Check for no debug_stmts left-overs.
10954 Init and destroy debug_map as needed. Split edges unconditionally.
10955 (build_duplicate_type): Init and destroy debug_map as needed.
10956 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10957 (struct copy_body_data): Add debug_stmts and debug_map.
10958 * sched-int.h (struct ready_list): Add n_debug.
10959 (struct deps): Add last_debug_insn.
10960 (DEBUG_INSN_SCHED_P): New.
10961 (BOUNDARY_DEBUG_INSN_P): New.
10962 (SCHEDULE_DEBUG_INSN_P): New.
10963 (sd_iterator_cond): Accept empty list.
10964 * combine.c (create_log_links): Skip debug insns.
10965 (combine_instructions): Likewise.
10966 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10967 return value is always unshared.
10968 (struct rtx_subst_pair): New.
10969 (auto_adjust_pair): New.
10970 (propagate_for_debug_subst): New.
10971 (propagate_for_debug): New.
10972 (try_combine): Skip debug insns. Propagate removed defs into
10974 (next_nonnote_nondebug_insn): New.
10975 (distribute_notes): Use it. Skip debug insns.
10976 (distribute_links): Skip debug insns.
10977 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10978 * resource.c (mark_target_live_regs): Likewise.
10979 * var-tracking.c: Include cselib.h and target.h.
10980 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10982 (micro_operation_type_name): New.
10983 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10984 (struct micro_operation_def): Update comments.
10985 (decl_or_value): New type. Use instead of decls.
10986 (struct emit_note_data_def): Add vars.
10987 (struct attrs_def): Use decl_or_value.
10988 (struct variable_tracking_info_def): Add permp, flooded.
10989 (struct location_chain_def): Update comment.
10990 (struct variable_part_def): Use decl_or_value.
10991 (struct variable_def): Make var_part a variable length array.
10992 (valvar_pool): New.
10993 (scratch_regs): New.
10994 (cselib_hook_called): New.
10995 (dv_is_decl_p): New.
10996 (dv_is_value_p): New.
10998 (dv_as_value): New.
10999 (dv_as_opaque): New.
11000 (dv_onepart_p): New.
11002 (IS_DECL_CODE): New.
11003 (check_value_is_not_decl): New.
11004 (dv_from_decl): New.
11005 (dv_from_value): New.
11006 (dv_htab_hash): New.
11007 (variable_htab_hash): Use it.
11008 (variable_htab_eq): Support values.
11009 (variable_htab_free): Free from the right pool.
11010 (attrs_list_member, attrs_list_insert): Use decl_or_value.
11011 (attrs_list_union): Adjust.
11012 (attrs_list_mpdv_union): New.
11013 (tie_break_pointers): New.
11014 (canon_value_cmp): New.
11015 (unshare_variable): Return possibly-modified slot.
11016 (vars_copy_1): Adjust.
11017 (var_reg_decl_set): Adjust. Split out of...
11018 (var_reg_set): ... this.
11019 (get_init_value): Adjust.
11020 (var_reg_delete_and_set): Adjust.
11021 (var_reg_delete): Adjust.
11022 (var_regno_delete): Adjust.
11023 (var_mem_decl_set): Split out of...
11024 (var_mem_set): ... this.
11025 (var_mem_delete_and_set): Adjust.
11026 (var_mem_delete): Adjust.
11029 (val_resolve): New.
11030 (variable_union): Adjust. Speed up merge of 1-part vars.
11031 (variable_canonicalize): Use unshared slot.
11032 (VALUED_RECURSED_INTO): New.
11033 (find_loc_in_1pdv): New.
11034 (struct dfset_merge): New.
11035 (insert_into_intersection): New.
11036 (intersect_loc_chains): New.
11038 (canonicalize_loc_order_check): New.
11039 (canonicalize_values_mark): New.
11040 (canonicalize_values_star): New.
11041 (variable_merge_over_cur): New.
11042 (variable_merge_over_src): New.
11043 (dataflow_set_merge): New.
11044 (dataflow_set_equiv_regs): New.
11045 (remove_duplicate_values): New.
11046 (struct dfset_post_merge): New.
11047 (variable_post_merge_new_vals): New.
11048 (variable_post_merge_perm_vals): New.
11049 (dataflow_post_merge_adjust): New.
11050 (find_mem_expr_in_1pdv): New.
11051 (dataflow_set_preserve_mem_locs): New.
11052 (dataflow_set_remove_mem_locs): New.
11053 (dataflow_set_clear_at_call): New.
11054 (onepart_variable_different_p): New.
11055 (variable_different_p): Use it.
11056 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
11057 (track_expr_p): Add need_rtl parameter. Don't generate rtl
11059 (track_loc_p): Pass it true.
11060 (struct count_use_info): New.
11061 (find_use_val): New.
11062 (replace_expr_with_values): New.
11063 (log_op_type): New.
11064 (use_type): New, partially split out of...
11065 (count_uses): ... this. Count new micro-ops.
11066 (count_uses_1): Adjust.
11067 (count_stores): Adjust.
11068 (count_with_sets): New.
11069 (VAL_NEEDS_RESOLUTION): New.
11070 (VAL_HOLDS_TRACK_EXPR): New.
11071 (VAL_EXPR_IS_COPIED): New.
11072 (VAL_EXPR_IS_CLOBBERED): New.
11073 (add_uses): Adjust. Generate new micro-ops.
11074 (add_uses_1): Adjust.
11075 (add_stores): Generate new micro-ops.
11076 (add_with_sets): New.
11077 (find_src_status): Adjust.
11078 (find_src_set_src): Adjust.
11079 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11080 Handle new micro-ops. Canonicalize value equivalances.
11081 (vt_find_locations): Compute total size of hash tables for
11082 dumping. Perform merge for var-tracking-assignments. Don't
11083 disregard single-block loops.
11084 (dump_attrs_list): Handle decl_or_value.
11085 (dump_variable): Take variable. Deal with decl_or_value.
11086 (dump_variable_slot): New.
11087 (dump_vars): Use it.
11088 (dump_dataflow_sets): Adjust.
11089 (set_slot_part): New, extended to support one-part variables
11090 after splitting out of...
11091 (set_variable_part): ... this.
11092 (clobber_slot_part): New, split out of...
11093 (clobber_variable_part): ... this.
11094 (delete_slot_part): New, split out of...
11095 (delete_variable_part): .... this.
11096 (check_wrap_constant): New.
11097 (vt_expand_loc_callback): New.
11098 (vt_expand_loc): New.
11099 (emit_note_insn_var_location): Adjust. Handle values. Handle
11100 EMIT_NOTE_AFTER_CALL_INSN.
11101 (emit_notes_for_differences_1): Adjust. Handle values.
11102 (emit_notes_for_differences_2): Likewise.
11103 (emit_notes_for_differences): Adjust.
11104 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11105 Adjust. Handle new micro-ops.
11106 (vt_add_function_parameters): Adjust. Create and bind values.
11107 (vt_initialize): Adjust. Initialize scratch_regs and
11108 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11109 operations. Move some code to count_with_sets and add_with_sets.
11110 (delete_debug_insns): New.
11111 (vt_debug_insns_local): New.
11112 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11114 (var_tracking_main): If var-tracking-assignments is enabled
11115 but var-tracking isn't, delete debug insns and leave. Likewise
11116 if we exceed limits or fail the stack adjustments tests, and
11117 after all var-tracking processing.
11118 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11119 (dataflow_set): Add traversed_vars.
11120 (value_chain, const_value_chain): New typedefs.
11121 (value_chain_pool, value_chains): New variables.
11122 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11123 add_value_chains, add_cselib_value_chains, remove_value_chain,
11124 remove_value_chains, remove_cselib_value_chains): New functions.
11125 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11126 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11128 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11129 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11130 (dst_can_be_shared): New variable.
11131 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11132 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11133 different from set->vars, look up slot again instead of using the
11135 (dataflow_set_init): Initialize traversed_vars.
11136 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11137 lookup if set->vars is shared. Don't keep slot cleared before
11138 calling unshare_variable. Unshare set->vars if needed. Adjust
11139 unshare_variable callers. Clear dst_can_be_shared if needed.
11140 Even ->refcount == 1 vars must be unshared if set->vars is shared
11141 and var needs to be modified.
11142 (dataflow_set_union): Set traversed_vars during canonicalization.
11143 (VALUE_CHANGED, DECL_CHANGED): Define.
11144 (set_dv_changed, dv_changed_p): New static inlines.
11145 (track_expr_p): Clear DECL_CHANGED.
11146 (dump_dataflow_sets): Set it.
11147 (variable_was_changed): Call set_dv_changed.
11148 (emit_note_insn_var_location): Likewise.
11149 (changed_variables_stack): New variable.
11150 (check_changed_vars_1, check_changed_vars_2): New functions.
11151 (emit_notes_for_changes): Do nothing if changed_variables is
11152 empty. Traverse changed_variables with check_changed_vars_1,
11153 call check_changed_vars_2 on each changed_variables_stack entry.
11154 (emit_notes_in_bb): Add SET argument. Just clear it at the
11155 beginning, use it instead of local &set, don't destroy it at the end.
11156 (vt_emit_notes): Call dataflow_set_clear early on all
11157 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11158 computed set, dataflow_set_clear also VTI(bb)->in when we are
11159 done with the basic block. Initialize changed_variables_stack,
11160 free it afterwards. If ENABLE_CHECKING verify that after noting
11161 differences to an empty set value_chains hash table is empty.
11162 (vt_initialize): Initialize value_chains and value_chain_pool.
11163 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11164 (variable_tracking_main): Call dump_dataflow_sets before calling
11165 vt_emit_notes, not after it.
11166 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11167 (propagate_var_def_into_debug_stmts): Declare.
11168 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11169 (df_set_note): Reject debug insns.
11170 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11171 add notes to debug insns.
11172 (df_note_bb_compute): Adjust. Likewise.
11173 (df_simulate_uses): Skip debug insns.
11174 (df_simulate_initialize_backwards): Likewise.
11175 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11176 (subst_stack_regs_pat): Reject debug insns.
11177 (convert_regs_1): Handle debug insns.
11178 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11179 (print-rtl.o): Depend on cselib.h.
11180 (cselib.o): Depend on TREE_PASS_H.
11181 (var-tracking.o): Depend on cselib.h and TARGET_H.
11182 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11183 (init_ready_list): Skip boundary debug insns.
11184 (add_branch_dependences): Skip debug insns.
11185 (free_block_dependencies): Check for blocks with only debug insns.
11186 (compute_priorities): Likewise.
11187 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11188 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11190 (gimple_build_debug_bind_stat): New.
11191 (empty_body_p): Skip debug stmts.
11192 (gimple_has_side_effects): Likewise.
11193 (gimple_rhs_has_side_effects): Likewise.
11194 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11195 (gimple_build_debug_bind_stat): Declare.
11196 (gimple_build_debug_bind): Define.
11197 (is_gimple_debug): New.
11198 (gimple_debug_bind_p): New.
11199 (gimple_debug_bind_get_var): New.
11200 (gimple_debug_bind_get_value): New.
11201 (gimple_debug_bind_get_value_ptr): New.
11202 (gimple_debug_bind_set_var): New.
11203 (gimple_debug_bind_set_value): New.
11204 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11205 (gimple_debug_bind_reset_value): New.
11206 (gimple_debug_bind_has_value_p): New.
11207 (gsi_next_nondebug): New.
11208 (gsi_prev_nondebug): New.
11209 (gsi_start_nondebug_bb): New.
11210 (gsi_last_nondebug_bb): New.
11211 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11212 (print_insn): Handle DEBUG_INSN.
11213 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11214 of first insn prevail.
11215 (first_stmt): Skip debug stmts.
11216 (first_non_label_stmt): Likewise.
11217 (last_stmt): Likewise.
11218 (has_zero_uses_1): New.
11219 (single_imm_use_1): New.
11220 (verify_gimple_debug): New.
11221 (verify_types_in_gimple_stmt): Handle debug stmts.
11222 (verify_stmt): Likewise.
11223 (debug_loop_num): Skip debug stmts.
11224 (remove_edge_and_dominated_blocks): Remove dominators last.
11225 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11226 (linearize_expr): Likewise.
11227 * config/i386/i386.c (ix86_delegitimize_address): Call
11228 default implementation.
11229 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11230 (group_barrier_needed): Skip debug insns.
11231 (emit_insn_group_barriers): Likewise.
11232 (emit_all_insn_group_barriers): Likewise.
11233 (ia64_variable_issue): Handle debug insns.
11234 (ia64_dfa_new_cycle): Likewise.
11235 (final_emit_insn_group_barriers): Skip debug insns.
11236 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11237 def cfa without frame.
11238 (process_set): Likewise.
11239 (process_for_unwind_directive): Pass frame on.
11240 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11241 (rs6000_delegitimize_address): New.
11242 (rs6000_debug_adjust_cost): Handle debug insns.
11243 (is_microcoded_insn): Likewise.
11244 (is_cracked_insn): Likewise.
11245 (is_nonpipeline_insn): Likewise.
11246 (insn_must_be_first_in_group): Likewise.
11247 (insn_must_be_last_in_group): Likewise.
11248 (force_new_group): Likewise.
11249 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11250 contains only debug insns.
11251 (rtl_merge_blocks): Skip debug insns.
11252 (purge_dead_edges): Likewise.
11253 (rtl_block_ends_with_call_p): Skip debug insns.
11254 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11255 (mark_reg_dependencies): Skip debug insns.
11256 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11257 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11258 * tree-ssa-threadedge.c
11259 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11260 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11261 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11262 (copyprop_hardreg_forward_1): Handle debug insns.
11263 * reload1.c (reload): Skip debug insns. Replace unassigned
11264 pseudos in debug insns with their equivalences.
11265 (eliminate_regs_in_insn): Skip debug insns.
11266 (emit_input_reload_insns): Skip debug insns at first, adjust
11268 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11269 (get_indirect_ref_operands): Pass opf_no_vops on.
11270 (get_expr_operands): Likewise. Skip debug stmts.
11271 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11273 2009-09-01 Richard Henderson <rth@redhat.com>
11275 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11276 stmt_ends_pp_p statements at least once.
11277 * tree-vrp.c (vrp_initialize): Likewise.
11278 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11280 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11283 Fix AIX bootstrap after PR debug/30161
11284 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11285 that is a GNU extension.
11286 (tmpl_value_parm_die_table): Move the definition of this global
11287 outside #ifdef DWARF2_DEBUGGING_INFO region.
11289 2009-09-01 Richard Guenther <rguenther@suse.de>
11291 * tree.c (tree_expr_size): New function.
11292 * tree.h (tree_expr_size): Declare.
11293 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11294 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11295 * langhooks.c (lhd_expr_size): Remove.
11296 * langhooks.h (struct lang_hooks): Remove expr_size.
11297 * explow.c (expr_size): Use tree_expr_size.
11298 (int_expr_size): Likewise.
11299 * langhooks-def.h (lhd_expr_size): Remove.
11300 (LANG_HOOKS_EXPR_SIZE): Likewise.
11301 (LANG_HOOKS_INITIALIZER): Adjust.
11303 2009-09-01 Richard Guenther <rguenther@suse.de>
11305 * tree-flow.h (mark_addressable): Move declaration ...
11306 * tree.h (mark_addressable): ... here.
11307 * stmt.c (expand_asm_operands): Use mark_addressable, not
11308 lang_hooks.mark_addressable.
11309 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11310 LANG_HOOKS_MARK_ADDRESSABLE.
11311 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11312 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11314 2009-08-31 Chris Demetriou <cgd@google.com>
11316 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11317 vectorize if not TARGET_SSE2.
11319 2009-08-31 DJ Delorie <dj@redhat.com>
11321 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11322 registers if no coprocessor is enabled.
11324 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11327 * cgraph.h (cgraph_get_node): Declare ...
11328 * cgraph.c (cgraph_get_node): ... new function.
11329 * dwarf2out.c (gen_generic_params_dies,
11330 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11331 make_ith_pack_parameter_name,
11332 append_entry_to_tmpl_value_parm_die_table,
11333 gen_remaining_tmpl_value_param_die_attribute): New functions.
11334 (gen_subprogram_die): Generate debug info for template parameters
11335 if debug info level is higher than DINFO_LEVEL_TERSE.
11336 Use tree_add_const_value_attribute_for_decl instead of
11337 tree_add_const_value_attribute.
11338 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11339 instead of tree_add_const_value_attribute.
11340 (gen_struct_or_union_type_die): Generate debug
11341 info for template parameters if debug info level is higher than
11343 (tree_add_const_value_attribute): Handle integral and pointer
11344 constants. Update comment.
11345 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11346 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11347 (reference_to_unused): Fix thinko. Remove redundant predicates from
11349 (tree_add_const_value_attribute): Make this work for constant
11351 tree_add_const_value_attribute_for_decl is to be used for variable
11353 (add_location_or_const_value_attribute): Use
11354 tree_add_const_value_attribute_for_decl now.
11355 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11356 DW_TAG_template_value_param DIEs after function DIEs have been
11358 * langhooks.h (lang_hooks_for_types): Add
11359 get_argument_pack_elems.
11360 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11361 (lang_hooks): Added get_innermost_generic_parms,
11362 get_innermost_generic_args.
11363 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11364 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11365 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11366 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11368 2009-08-31 DJ Delorie <dj@redhat.com>
11370 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11371 it once we start generating the prologue or epilogue.
11372 (mep_call_saves_register): If the frame is locked, re-use
11374 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11375 (mep_expand_prologue): Call it.
11376 (mep_expand_epilogue): Likewise.
11377 (mep_start_function): Use the same logic as mep_expand_prologue.
11378 (mep_pass_by_reference): Make logic more readable.
11379 (mep_return_in_memory): Zero-sized objects are passed in memory.
11380 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11382 2009-08-31 Richard Guenther <rguenther@suse.de>
11384 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11385 to query if the memory regions for memmove overlap.
11386 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11387 asserts on pointers, instead deal with odd trees.
11388 (ptr_derefs_may_alias_p): Likewise.
11389 (refs_may_alias_p_1): Constructor bases also never alias.
11391 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11393 * doc/install.texi (Final install): Adjust reference on where to
11394 order printed manuals.
11396 2009-08-30 Olivier Hainque <hainque@adacore.com>
11398 * dwarf2out.c (switch_to_frame_table_section): Move
11399 definition prior to first use.
11401 2009-08-30 Richard Guenther <rguenther@suse.de>
11403 PR tree-optimization/41186
11404 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11405 (ao_ref_init_from_ptr_and_size): New function.
11406 (ref_maybe_used_by_call_p_1): Be more precise tracking
11407 used ranges for builtin functions.
11408 (ref_maybe_used_by_call_p): Adjust.
11409 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11410 ranges for builtin functions.
11411 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11413 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11416 * fwprop.c (get_reg_use_in): Delete.
11417 (free_load_extend): New function.
11418 (forward_propagate_subreg): Use it.
11420 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11422 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11424 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11427 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11430 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11432 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11433 fini or fini_array section.
11435 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11437 * graphite-dependences.c (graphite_legal_transform_bb): Call
11438 pbb_remove_duplicate_pdrs.
11439 * graphite-poly.c (can_collapse_pdr): Removed.
11440 (pdr_find_duplicate): Removed.
11441 (can_collapse_pdrs): New.
11442 (pbb_remove_duplicate_pdrs): New.
11443 (new_poly_dr): Do not look for duplicates.
11444 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11445 (PBB_PDR_DUPLICATES_REMOVED): New.
11446 (pbb_remove_duplicate_pdrs): Declared.
11448 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11450 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11451 the strides by multiplying by PDR_NB_REFS.
11452 * graphite-poly.c (can_collapse_pdr): New.
11453 (pdr_find_duplicate): New.
11454 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11455 Initialize PDR_NB_REFS.
11456 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11457 (PDR_NB_REFS): New.
11458 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11460 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11462 PR middle-end/40965
11463 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11466 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11468 * graphite-dependences.c (pddr_original_scattering): Return NULL
11469 for read-read dependence relations.
11470 * graphite-poly.h (enum poly_dr_type): Fix comment.
11472 (pdr_write_p): New.
11473 (pdr_may_write_p): New.
11475 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11477 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11478 (struct poly_dr): Same.
11479 (new_poly_dr): Same.
11480 * graphite-poly.c (new_poly_dr): Same.
11481 * graphite-dependences.c (dot_deps): Disable call to system.
11483 2009-08-28 Cary Coutant <ccoutant@google.com>
11486 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11487 struct/union/enum types local to a function.
11489 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11490 Sebastian Pop <sebastian.pop@amd.com>
11492 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11493 pbb_strip_mine_time_depth. Changed the implementation so that
11494 transformation is expressed as a transformation on
11495 time (scatttering) dimensions. Also, ensures that the 2d+1
11496 scheduling format is preserved.
11497 (pbb_strip_mine_profitable_p): Profitability is based on the
11498 iteration number of a given time (scattering) dimension,
11499 and not on a original loop depth dimension.
11500 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11501 (pbb_do_strip_mine): Call psct_dynamic_dim.
11502 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11503 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11504 (pbb_nb_dynamic_scattering_transform): New.
11505 (psct_dynamic_dim): New.
11507 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11509 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11510 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11511 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11512 * graphite-interchange.c (build_linearized_memory_access): Same.
11513 (memory_stride_in_loop): Same.
11515 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11517 * graphite-dependences.c (pddr_original_scattering): New.
11518 (graphite_legal_transform_dr): Call pddr_original_scattering.
11521 * graphite-dependences.h (dot_deps): Declared.
11522 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11523 (print_pdr): Print PDR_ID.
11524 * graphite-poly.h (struct poly_dr): Add field id.
11527 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11529 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11531 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11532 not delete the original dependence relation.
11534 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11536 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11537 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11538 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11539 (free_poly_ddr): New.
11540 (pddr_is_empty): New.
11541 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11542 (dependence_polyhedron): Same. Remove useless gcc_assert.
11544 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11545 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11546 * graphite-dependences.h (enum poly_dependence_kind): New.
11547 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11548 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11549 (PDRP_SINK): Renamed PDDR_SINK.
11550 (PDRP_DDP): Renamed PDDR_DDP.
11552 (free_poly_ddr): Declared.
11553 * graphite-poly.c (new_scop): Use the new hash function names.
11554 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11555 into original_pddrs.
11556 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11558 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11560 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11561 bounds with LT_EXPR to make niter analysis more precise on code
11562 generated by Graphite.
11564 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11566 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11567 (graphite_legal_transform_bb): Same.
11568 (poly_drs_may_alias_p): Same.
11570 2009-08-28 Richard Guenther <rguenther@suse.de>
11572 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11574 2009-08-28 Jan Beulich <jbeulich@novell.com>
11576 * config/i386/netware.c: Include langhooks.h.
11577 (i386_nlm_encode_section_info): Simplify.
11578 (netware_override_options): Delete.
11579 * config/i386/netware.h (netware_override_options): Delete
11581 (OVERRIDE_OPTIONS): Delete definition.
11582 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11583 (ASM_COMMENT_START): Define.
11584 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11586 2009-08-28 Jan Beulich <jbeulich@novell.com>
11588 * configure.ac: For in-tree ld, do a plain version check to
11589 determine whether comdat groups are supported.
11590 * configure: Regenerate.
11592 2009-08-28 Olivier Hainque <hainque@adacore.com>
11594 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11595 always defined. Reflect definition or absence of such for
11596 COLLECT_EXPORT_LIST. Readability helper.
11597 (scanfilter): New enum, to help control what symbols
11598 are to be considered or ignored by scan_prog_file.
11599 (enum pass): Rename as "scanpass", moved together with scanfilter
11600 prior to scan_prog_file's prototype.
11601 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11602 Group prototype with the scanpass/scanfilter definitions, factorize
11603 head comments for the several implementations at the prototype.
11604 (main): Reorganize the first pass link control to let AIX
11605 drag only the needed frame tables in executables. Prevent
11606 frame tables collection during the scan aimed at static ctors.
11607 Pre-link and scan for frame tables later to compensate.
11608 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11609 A C statement to issue assembly directives that create a reference
11610 to the given DWARF table identifier label from the current function
11612 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11613 to differentiate first time section entry. Only emit a .data
11614 tables start identifier label the first time around.
11615 (switch_to_frame_table_section): New function. Helper for
11616 output_call_frame_info to switch possibly BACK into the eh_frame
11617 or the debug_frame section depending on FOR_EH.
11618 (output_call_frame_info): Use helper to first enter the proper
11620 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11621 emit a link to the frame table start label from each function
11623 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11624 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11625 * config/rs6000/rs6000-protos.h: Declare it.
11626 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11628 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11630 * config/sh/sh.c (split_branches): Check the result of
11633 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11635 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11636 using -pthread -fopenmp
11638 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11640 * doc/service.texi (service directory): Update URL.
11642 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11644 PR rtl-optimization/40861
11645 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11646 extract word from a multi-word subreg for negative byte positions.
11648 2009-08-27 Tristan Gingold <gingold@adacore.com>
11649 Douglas B Rupp <rupp@gnat.com>
11651 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11652 (SECTION_VMS_OVERLAY): Define.
11653 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11655 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11657 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11658 common_object declarations.
11659 (ia64_section_type_flags): Set section flag for common_object.
11660 * config/ia64/ia64-protos.h
11661 (ia64_vms_output_aligned_decl_common): Declare.
11662 (ia64_vms_elf_asm_named_section): Declare.
11664 2009-08-27 Michael Matz <matz@suse.de>
11666 * expr.c (expand_expr_real_2): New function taking exploded
11667 unary or binary expression, split out from ...
11668 (expand_expr_real_1): ... here. Move over all unary/binary
11669 switch parts to above function, in particular these codes:
11670 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11671 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11672 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11673 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11674 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11675 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11676 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11677 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11678 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11679 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11680 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11681 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11682 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11683 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11684 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11685 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11686 VEC_PACK_FIX_TRUNC_EXPR.
11687 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11690 2009-08-27 Richard Guenther <rguenther@suse.de>
11692 * gengtype.c (main): Handle uint64_t.
11693 * ipa-utils.c (get_base_var): Indent properly.
11694 * tree-ssa-live.c (debug_scope_block): New function.
11695 * tree-flow.h (debug_scope_block): Declare.
11696 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11697 * basic-block.h (enum profile_status): Rename to
11698 enum profile_status_d.
11699 (x_profile_status): Adjust type.
11701 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11704 * dwarf2out.c (get_context_die): Declare this static function.
11705 (gen_type_die_with_usage): Make sure a DIE is a generated for
11706 the context of a typedef.
11708 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11710 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11713 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11715 * config/mips/mips-protos.h (mips_output_sync): Declare.
11716 (mips_sync_loop_insns): Likewise.
11717 (mips_output_sync_loop): Replace first two parameters with an rtx.
11718 * config/mips/mips.c (mips_multi_member): New structure.
11719 (mips_multi_members): New variable.
11720 (mips_multi_start): New function.
11721 (mips_multi_add): Likewise.
11722 (mips_multi_add_insn): Likewise.
11723 (mips_multi_add_label): Likewise.
11724 (mips_multi_last_index): Likewise.
11725 (mips_multi_copy_insn): Likewise.
11726 (mips_multi_set_operand): Likewise.
11727 (mips_multi_write): Likewise.
11728 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11729 (mips_init_print_operand_punct): Update accordingly.
11730 (mips_start_ll_sc_sync_block): New function.
11731 (mips_end_ll_sc_sync_block): Likewise.
11732 (mips_output_sync): Likewise.
11733 (mips_sync_insn1_template): Likewise.
11734 (mips_sync_insn2_template): Likewise.
11735 (mips_get_sync_operand): Likewise.
11736 (mips_process_sync_loop): Likewise.
11737 (mips_output_sync_loop): Use mips_process_sync_loop.
11738 (mips_sync_loop_insns): New function.
11739 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11740 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11741 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11742 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11743 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11744 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11745 (MIPS_SYNC_OLD_OP_12): Likewise.
11746 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11747 (MIPS_SYNC_NEW_OP_12): Likewise.
11748 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11749 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11750 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11751 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11752 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11753 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11754 * config/mips/mips.md (sync_mem): New attribute.
11755 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11756 (sync_exclusive_mask, sync_required_oldval): Likewise.
11757 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11758 (sync_release_barrier): Likewise.
11759 (length): Handle sync loops.
11760 (sync): Use mips_output_sync.
11761 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11762 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11763 and use mips_output_sync_loop.
11764 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11765 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11766 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11767 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11768 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11769 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11770 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11771 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11772 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11774 2009-08-26 Richard Guenther <rguenther@suse.de>
11776 PR middle-end/41163
11777 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11778 the types to not match.
11779 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11781 * tree-ssa.c (useless_type_conversion_p): Conversions to
11782 pointers to unprototyped functions are useless.
11784 2009-08-26 Richard Guenther <rguenther@suse.de>
11786 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11787 whole-program condition, prepare to be called for non-globals.
11788 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11789 params build a representative with known type and track its fields.
11791 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11793 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11794 clearing by a taken branch.
11795 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11796 effectively after bbro pass.
11797 (sync_nand<mode>): Ditto.
11798 (sync_old_<fetchop_name><mode>): Ditto.
11799 (sync_old_nand<mode>): Ditto.
11800 (sync_new_<fetchop_name><mode>): Dito.
11801 (sync_new_nand<mode>): Ditto.
11802 (sync_compare_and_swap<mode>_1): Ditto.
11803 (*sync_compare_and_swap<mode>): Ditto.
11804 (sync_lock_test_and_set<mode>_1): Ditto.
11805 ("sync_lock_test_and_set<mode>): Ditto.
11807 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11809 * hwint.h (HOST_LONG_FORMAT): New macro
11810 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11811 Use HOST_PTR_PRINTF.
11812 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11813 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11814 (HOST_PTR_PRINTF): Document.
11816 2009-08-25 Jan Hubicka <jh@suse.cz>
11818 * config/i386/bmmintrin.h: Replace by #error.
11821 Michael Meissner <michael.meissner@amd.com>
11822 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11823 Tony Linthicum <tony.linthicum@amd.com>
11825 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11826 (TARGET_ROUND): New macro for the round/ptest instructions which
11827 are shared between SSE4.1 and SSE5.
11828 (OPTION_MASK_ISA_ROUND): Ditto.
11829 (OPTION_ISA_ROUND): Ditto.
11830 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11831 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11833 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11834 (-mfused-madd): New switch to give users control over whether the
11835 compiler optimizes to use the multiply/add SSE5 instructions.
11837 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11838 (ix86_handle_option): Turn off 3dnow if -msse5.
11839 (override_options): Add SSE5 support.
11840 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11842 (ix86_expand_sse_movcc): Add SSE5 support.
11843 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11844 vector type to the next largest size.
11845 (ix86_expand_sse5_pack): New function to use pperm to pack a
11846 vector type to the next smallest size.
11847 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11848 (IX86_BUILTIN_FMADDSD): Ditto.
11849 (IX86_BUILTIN_FMADDPS): Ditto.
11850 (IX86_BUILTIN_FMADDPD): Ditto.
11851 (IX86_BUILTIN_FMSUBSS): Ditto.
11852 (IX86_BUILTIN_FMSUBSD): Ditto.
11853 (IX86_BUILTIN_FMSUBPS): Ditto.
11854 (IX86_BUILTIN_FMSUBPD): Ditto.
11855 (IX86_BUILTIN_FNMADDSS): Ditto.
11856 (IX86_BUILTIN_FNMADDSD): Ditto.
11857 (IX86_BUILTIN_FNMADDPS): Ditto.
11858 (IX86_BUILTIN_FNMADDPD): Ditto.
11859 (IX86_BUILTIN_FNMSUBSS): Ditto.
11860 (IX86_BUILTIN_FNMSUBSD): Ditto.
11861 (IX86_BUILTIN_FNMSUBPS): Ditto.
11862 (IX86_BUILTIN_FNMSUBPD): Ditto.
11863 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11864 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11865 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11866 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11867 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11868 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11869 (IX86_BUILTIN_PPERM): Ditto.
11870 (IX86_BUILTIN_PERMPS): Ditto.
11871 (IX86_BUILTIN_PERMPD): Ditto.
11872 (IX86_BUILTIN_PMACSSWW): Ditto.
11873 (IX86_BUILTIN_PMACSWW): Ditto.
11874 (IX86_BUILTIN_PMACSSWD): Ditto.
11875 (IX86_BUILTIN_PMACSWD): Ditto.
11876 (IX86_BUILTIN_PMACSSDD): Ditto.
11877 (IX86_BUILTIN_PMACSDD): Ditto.
11878 (IX86_BUILTIN_PMACSSDQL): Ditto.
11879 (IX86_BUILTIN_PMACSSDQH): Ditto.
11880 (IX86_BUILTIN_PMACSDQL): Ditto.
11881 (IX86_BUILTIN_PMACSDQH): Ditto.
11882 (IX86_BUILTIN_PMADCSSWD): Ditto.
11883 (IX86_BUILTIN_PMADCSWD): Ditto.
11884 (IX86_BUILTIN_PHADDBW): Ditto.
11885 (IX86_BUILTIN_PHADDBD): Ditto.
11886 (IX86_BUILTIN_PHADDBQ): Ditto.
11887 (IX86_BUILTIN_PHADDWD): Ditto.
11888 (IX86_BUILTIN_PHADDWQ): Ditto.
11889 (IX86_BUILTIN_PHADDDQ): Ditto.
11890 (IX86_BUILTIN_PHADDUBW): Ditto.
11891 (IX86_BUILTIN_PHADDUBD): Ditto.
11892 (IX86_BUILTIN_PHADDUBQ): Ditto.
11893 (IX86_BUILTIN_PHADDUWD): Ditto.
11894 (IX86_BUILTIN_PHADDUWQ): Ditto.
11895 (IX86_BUILTIN_PHADDUDQ): Ditto.
11896 (IX86_BUILTIN_PHSUBBW): Ditto.
11897 (IX86_BUILTIN_PHSUBWD): Ditto.
11898 (IX86_BUILTIN_PHSUBDQ): Ditto.
11899 (IX86_BUILTIN_PROTB): Ditto.
11900 (IX86_BUILTIN_PROTW): Ditto.
11901 (IX86_BUILTIN_PROTD): Ditto.
11902 (IX86_BUILTIN_PROTQ): Ditto.
11903 (IX86_BUILTIN_PROTB_IMM): Ditto.
11904 (IX86_BUILTIN_PROTW_IMM): Ditto.
11905 (IX86_BUILTIN_PROTD_IMM): Ditto.
11906 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11907 (IX86_BUILTIN_PSHLB): Ditto.
11908 (IX86_BUILTIN_PSHLW): Ditto.
11909 (IX86_BUILTIN_PSHLD): Ditto.
11910 (IX86_BUILTIN_PSHLQ): Ditto.
11911 (IX86_BUILTIN_PSHAB): Ditto.
11912 (IX86_BUILTIN_PSHAW): Ditto.
11913 (IX86_BUILTIN_PSHAD): Ditto.
11914 (IX86_BUILTIN_PSHAQ): Ditto.
11915 (IX86_BUILTIN_FRCZSS): Ditto.
11916 (IX86_BUILTIN_FRCZSD): Ditto.
11917 (IX86_BUILTIN_FRCZPS): Ditto.
11918 (IX86_BUILTIN_FRCZPD): Ditto.
11919 (IX86_BUILTIN_CVTPH2PS): Ditto.
11920 (IX86_BUILTIN_CVTPS2PH): Ditto.
11921 (IX86_BUILTIN_COMEQSS): Ditto.
11922 (IX86_BUILTIN_COMNESS): Ditto.
11923 (IX86_BUILTIN_COMLTSS): Ditto.
11924 (IX86_BUILTIN_COMLESS): Ditto.
11925 (IX86_BUILTIN_COMGTSS): Ditto.
11926 (IX86_BUILTIN_COMGESS): Ditto.
11927 (IX86_BUILTIN_COMUEQSS): Ditto.
11928 (IX86_BUILTIN_COMUNESS): Ditto.
11929 (IX86_BUILTIN_COMULTSS): Ditto.
11930 (IX86_BUILTIN_COMULESS): Ditto.
11931 (IX86_BUILTIN_COMUGTSS): Ditto.
11932 (IX86_BUILTIN_COMUGESS): Ditto.
11933 (IX86_BUILTIN_COMORDSS): Ditto.
11934 (IX86_BUILTIN_COMUNORDSS): Ditto.
11935 (IX86_BUILTIN_COMFALSESS): Ditto.
11936 (IX86_BUILTIN_COMTRUESS): Ditto.
11937 (IX86_BUILTIN_COMEQSD): Ditto.
11938 (IX86_BUILTIN_COMNESD): Ditto.
11939 (IX86_BUILTIN_COMLTSD): Ditto.
11940 (IX86_BUILTIN_COMLESD): Ditto.
11941 (IX86_BUILTIN_COMGTSD): Ditto.
11942 (IX86_BUILTIN_COMGESD): Ditto.
11943 (IX86_BUILTIN_COMUEQSD): Ditto.
11944 (IX86_BUILTIN_COMUNESD): Ditto.
11945 (IX86_BUILTIN_COMULTSD): Ditto.
11946 (IX86_BUILTIN_COMULESD): Ditto.
11947 (IX86_BUILTIN_COMUGTSD): Ditto.
11948 (IX86_BUILTIN_COMUGESD): Ditto.
11949 (IX86_BUILTIN_COMORDSD): Ditto.
11950 (IX86_BUILTIN_COMUNORDSD): Ditto.
11951 (IX86_BUILTIN_COMFALSESD): Ditto.
11952 (IX86_BUILTIN_COMTRUESD): Ditto.
11953 (IX86_BUILTIN_COMEQPS): Ditto.
11954 (IX86_BUILTIN_COMNEPS): Ditto.
11955 (IX86_BUILTIN_COMLTPS): Ditto.
11956 (IX86_BUILTIN_COMLEPS): Ditto.
11957 (IX86_BUILTIN_COMGTPS): Ditto.
11958 (IX86_BUILTIN_COMGEPS): Ditto.
11959 (IX86_BUILTIN_COMUEQPS): Ditto.
11960 (IX86_BUILTIN_COMUNEPS): Ditto.
11961 (IX86_BUILTIN_COMULTPS): Ditto.
11962 (IX86_BUILTIN_COMULEPS): Ditto.
11963 (IX86_BUILTIN_COMUGTPS): Ditto.
11964 (IX86_BUILTIN_COMUGEPS): Ditto.
11965 (IX86_BUILTIN_COMORDPS): Ditto.
11966 (IX86_BUILTIN_COMUNORDPS): Ditto.
11967 (IX86_BUILTIN_COMFALSEPS): Ditto.
11968 (IX86_BUILTIN_COMTRUEPS): Ditto.
11969 (IX86_BUILTIN_COMEQPD): Ditto.
11970 (IX86_BUILTIN_COMNEPD): Ditto.
11971 (IX86_BUILTIN_COMLTPD): Ditto.
11972 (IX86_BUILTIN_COMLEPD): Ditto.
11973 (IX86_BUILTIN_COMGTPD): Ditto.
11974 (IX86_BUILTIN_COMGEPD): Ditto.
11975 (IX86_BUILTIN_COMUEQPD): Ditto.
11976 (IX86_BUILTIN_COMUNEPD): Ditto.
11977 (IX86_BUILTIN_COMULTPD): Ditto.
11978 (IX86_BUILTIN_COMULEPD): Ditto.
11979 (IX86_BUILTIN_COMUGTPD): Ditto.
11980 (IX86_BUILTIN_COMUGEPD): Ditto.
11981 (IX86_BUILTIN_COMORDPD): Ditto.
11982 (IX86_BUILTIN_COMUNORDPD): Ditto.
11983 (IX86_BUILTIN_COMFALSEPD): Ditto.
11984 (IX86_BUILTIN_COMTRUEPD): Ditto.
11985 (IX86_BUILTIN_PCOMEQUB): Ditto.
11986 (IX86_BUILTIN_PCOMNEUB): Ditto.
11987 (IX86_BUILTIN_PCOMLTUB): Ditto.
11988 (IX86_BUILTIN_PCOMLEUB): Ditto.
11989 (IX86_BUILTIN_PCOMGTUB): Ditto.
11990 (IX86_BUILTIN_PCOMGEUB): Ditto.
11991 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11992 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11993 (IX86_BUILTIN_PCOMEQUW): Ditto.
11994 (IX86_BUILTIN_PCOMNEUW): Ditto.
11995 (IX86_BUILTIN_PCOMLTUW): Ditto.
11996 (IX86_BUILTIN_PCOMLEUW): Ditto.
11997 (IX86_BUILTIN_PCOMGTUW): Ditto.
11998 (IX86_BUILTIN_PCOMGEUW): Ditto.
11999 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
12000 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
12001 (IX86_BUILTIN_PCOMEQUD): Ditto.
12002 (IX86_BUILTIN_PCOMNEUD): Ditto.
12003 (IX86_BUILTIN_PCOMLTUD): Ditto.
12004 (IX86_BUILTIN_PCOMLEUD): Ditto.
12005 (IX86_BUILTIN_PCOMGTUD): Ditto.
12006 (IX86_BUILTIN_PCOMGEUD): Ditto.
12007 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
12008 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
12009 (IX86_BUILTIN_PCOMEQUQ): Ditto.
12010 (IX86_BUILTIN_PCOMNEUQ): Ditto.
12011 (IX86_BUILTIN_PCOMLTUQ): Ditto.
12012 (IX86_BUILTIN_PCOMLEUQ): Ditto.
12013 (IX86_BUILTIN_PCOMGTUQ): Ditto.
12014 (IX86_BUILTIN_PCOMGEUQ): Ditto.
12015 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12016 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12017 (IX86_BUILTIN_PCOMEQB): Ditto.
12018 (IX86_BUILTIN_PCOMNEB): Ditto.
12019 (IX86_BUILTIN_PCOMLTB): Ditto.
12020 (IX86_BUILTIN_PCOMLEB): Ditto.
12021 (IX86_BUILTIN_PCOMGTB): Ditto.
12022 (IX86_BUILTIN_PCOMGEB): Ditto.
12023 (IX86_BUILTIN_PCOMFALSEB): Ditto.
12024 (IX86_BUILTIN_PCOMTRUEB): Ditto.
12025 (IX86_BUILTIN_PCOMEQW): Ditto.
12026 (IX86_BUILTIN_PCOMNEW): Ditto.
12027 (IX86_BUILTIN_PCOMLTW): Ditto.
12028 (IX86_BUILTIN_PCOMLEW): Ditto.
12029 (IX86_BUILTIN_PCOMGTW): Ditto.
12030 (IX86_BUILTIN_PCOMGEW): Ditto.
12031 (IX86_BUILTIN_PCOMFALSEW): Ditto.
12032 (IX86_BUILTIN_PCOMTRUEW): Ditto.
12033 (IX86_BUILTIN_PCOMEQD): Ditto.
12034 (IX86_BUILTIN_PCOMNED): Ditto.
12035 (IX86_BUILTIN_PCOMLTD): Ditto.
12036 (IX86_BUILTIN_PCOMLED): Ditto.
12037 (IX86_BUILTIN_PCOMGTD): Ditto.
12038 (IX86_BUILTIN_PCOMGED): Ditto.
12039 (IX86_BUILTIN_PCOMFALSED): Ditto.
12040 (IX86_BUILTIN_PCOMTRUED): Ditto.
12041 (IX86_BUILTIN_PCOMEQQ): Ditto.
12042 (IX86_BUILTIN_PCOMNEQ): Ditto.
12043 (IX86_BUILTIN_PCOMLTQ): Ditto.
12044 (IX86_BUILTIN_PCOMLEQ): Ditto.
12045 (IX86_BUILTIN_PCOMGTQ): Ditto.
12046 (IX86_BUILTIN_PCOMGEQ): Ditto.
12047 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
12048 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
12049 (enum multi_arg_type): New enum for describing the various SSE5
12050 intrinsic argument types.
12051 (bdesc_multi_arg): New table for SSE5 intrinsics.
12052 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12053 (ix86_expand_multi_arg_builtin): New function for creating SSE5
12055 (ix86_expand_builtin): Add SSE5 intrinsic support.
12056 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12057 operand instructions.
12058 (ix86_expand_sse5_multiple_memory): New function to split the
12059 second memory reference from SSE5 instructions.
12060 (type_has_variadic_args_p): Delete in favor of stdarg_p.
12061 (ix86_return_pops_args): Use stdarg_p to determine if the function
12062 has variable arguments.
12063 (ix86_setup_incoming_varargs): Ditto.
12064 (x86_this_parameter): Ditto.
12066 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12068 (ix86_expand_sse5_pack): Ditto.
12069 (ix86_sse5_valid_op_p): Ditto.
12070 (ix86_expand_sse5_multiple_memory): Ditto.
12072 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12073 constant for SSE5 support.
12074 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12075 (UNSPEC_SSE5_TRUEFALSE): Ditto.
12076 (UNSPEC_SSE5_PERMUTE): Ditto.
12077 (UNSPEC_SSE5_ASHIFT): Ditto.
12078 (UNSPEC_SSE5_LSHIFT): Ditto.
12079 (UNSPEC_FRCZ): Ditto.
12080 (UNSPEC_CVTPH2PS): Ditto.
12081 (UNSPEC_CVTPS2PH): Ditto.
12082 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12083 (PCOM_TRUE): Ditto.
12084 (COM_FALSE_S): Ditto.
12085 (COM_FALSE_P): Ditto.
12086 (COM_TRUE_S): Ditto.
12087 (COM_TRUE_P): Ditto.
12088 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12089 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12091 (memory attribute): Ditto.
12092 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12093 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12094 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12095 (floor<mode>2): Ditto.
12096 (ceil<mode>2): Ditto.
12097 (btrunc<mode>2): Ditto.
12098 (nearbyintdf2): Ditto.
12099 (nearbyintsf2): Ditto.
12100 (sse_setccsf): Disable if SSE5.
12101 (sse_setccdf): Ditto.
12102 (sse5_setcc<mode>): New support for SSE5 conditional move.
12103 (sse5_pcmov_<mode>): Ditto.
12105 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12106 (SSEMODEF4): Ditto.
12107 (SSEMODEF2P): Ditto.
12108 (ssemodesuffixf4): New mode attribute for SSE5.
12109 (ssemodesuffixf2s): Ditto.
12110 (ssemodesuffixf2c): Ditto.
12111 (sserotatemax): Ditto.
12112 (ssescalarmode): Ditto.
12113 (sse_maskcmpv4sf3): Disable if SSE5.
12114 (sse_maskcmpv2df3): Ditto.
12115 (sse_vmmaskcmpv4sf3): Ditto.
12116 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12117 (sse5_vmfmadd<mode>4): Ditto.
12118 (sse5_fmsub<mode>4): Ditto.
12119 (sse5_vmfmsub<mode>4): Ditto.
12120 (sse5_fnmadd<mode>4): Ditto.
12121 (sse5_vmfnmadd<mode>4): Ditto.
12122 (sse5_fnmsub<mode>4): Ditto.
12123 (sse5_vmfnmsub<mode>4): Ditto.
12124 (sse5i_fmadd<mode>4): Ditto.
12125 (sse5i_fmsub<mode>4): Ditto.
12126 (sse5i_fnmadd<mode>4): Ditto.
12127 (sse5i_fnmsub<mode>4): Ditto.
12128 (sse5i_vmfmadd<mode>4): Ditto.
12129 (sse5i_vmfmsub<mode>4): Ditto.
12130 (sse5i_vmfnmadd<mode>4): Ditto.
12131 (sse5i_vmfnmsub<mode>4): Ditto.
12132 (mulv16qi3): Add SSE5 support.
12134 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12135 (sse2_mulv4si3): Disable if SSE5.
12136 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12137 (sse4_1_roundps): Ditto.
12138 (sse4_1_roundsd): Ditto.
12139 (sse4_1_roundss): Ditto.
12140 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12142 (sse_maskcmpsf3): Ditto.
12143 (sse_vmmaskcmpv4sf3): Ditto.
12144 (sse2_maskcmpv2df3): Ditto.
12145 (sse2_maskcmpdf3): Ditto.
12146 (sse2_vmmaskcmpv2df3): Ditto.
12147 (sse2_eq<mode>3): Ditto.
12148 (sse2_gt<mode>3): Ditto.
12149 (sse5_pcmov_<mode>): Add SSE5 support.
12150 (vec_unpacku_hi_v16qi): Ditto.
12151 (vec_unpacks_hi_v16qi): Ditto.
12152 (vec_unpacku_lo_v16qi): Ditto.
12153 (vec_unpacks_lo_v16qi): Ditto.
12154 (vec_unpacku_hi_v8hi): Ditto.
12155 (vec_unpacks_hi_v8hi): Ditto.
12156 (vec_unpacku_lo_v8hi): Ditto.
12157 (vec_unpacks_lo_v8hi): Ditto.
12158 (vec_unpacku_hi_v4si): Ditto.
12159 (vec_unpacks_hi_v4si): Ditto.
12160 (vec_unpacku_lo_v4si): Ditto.
12161 (vec_unpacks_lo_v4si): Ditto.
12162 (sse5_pmacsww): New SSE5 intrinsic insn.
12163 (sse5_pmacssww): Ditto.
12164 (sse5_pmacsdd): Ditto.
12165 (sse5_pmacssdd): Ditto.
12166 (sse5_pmacssdql): Ditto.
12167 (sse5_pmacssdqh): Ditto.
12168 (sse5_pmacsdqh): Ditto.
12169 (sse5_pmacsswd): Ditto.
12170 (sse5_pmacswd): Ditto.
12171 (sse5_pmadcsswd): Ditto.
12172 (sse5_pmadcswd): Ditto.
12173 (sse5_pcmov_<move>): Conditional move support on SSE5.
12174 (sse5_phaddbw): New SSE5 intrinsic insn.
12175 (sse5_phaddbd): Ditto.
12176 (sse5_phaddbq): Ditto.
12177 (sse5_phaddwd): Ditto.
12178 (sse5_phaddwq): Ditto.
12179 (sse5_phadddq): Ditto.
12180 (sse5_phaddubw): Ditto.
12181 (sse5_phaddubd): Ditto.
12182 (sse5_phaddubq): Ditto.
12183 (sse5_phadduwd): Ditto.
12184 (sse5_phadduwq): Ditto.
12185 (sse5_phaddudq): Ditto.
12186 (sse5_phsubbw): Ditto.
12187 (sse5_phsubwd): Ditto.
12188 (sse5_phsubdq): Ditto.
12189 (sse5_pperm): Ditto.
12190 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12191 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12192 (sse5_pperm_sign_v8hi_v4si): Ditto.
12193 (sse5_pperm_zero_v8hi_v4si): Ditto.
12194 (sse5_pperm_sign_v4si_v2di): Ditto.
12195 (sse5_pperm_sign_v4si_v2di): Ditto.
12196 (sse5_pperm_pack_v2di_v4si): Ditto.
12197 (sse5_pperm_pack_v4si_v8hi): Ditto.
12198 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12199 (sse5_perm<mode>): New SSE5 intrinsic insn.
12200 (rotl<mode>3): Ditto.
12201 (sse5_rotl<mode>3): Ditto.
12202 (sse5_ashl<mode>3): Ditto.
12203 (sse5_lshl<mode>3): Ditto.
12204 (sse5_frcz<mode>2): Ditto.
12205 (sse5s_frcz<mode>2): Ditto.
12206 (sse5_cvtph2ps): Ditto.
12207 (sse5_cvtps2ph): Ditto.
12208 (sse5_vmmaskcmp<mode>3): Ditto.
12209 (sse5_com_tf<mode>3): Ditto.
12210 (sse5_maskcmp<mode>3): Ditto.
12211 (sse5_maskcmp_uns<mode>3): Ditto.
12212 (sse5_maskcmp_uns2<mode>3): Ditto.
12213 (sse5_pcom_tf<mode>3): Ditto.
12215 * config/i386/predicates.md (sse5_comparison_float_operator):
12216 New predicate to match the comparison operators supported by
12217 the SSE5 com instruction.
12218 (ix86_comparison_int_operator): New predicate to match just the
12219 signed int comparisons.
12220 (ix86_comparison_uns_operator): New predicate to match just the
12221 unsigned int comparisons.
12223 * doc/invoke.texi (-msse5): Add documentation.
12224 (-mfused-madd): Ditto.
12226 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12228 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12230 (x86_64-*-*): Ditto.
12232 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12234 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12235 intrinisics for SSE5.
12237 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12240 * config/i386/mmintrin-common.h: New file, to contain common
12241 instructions between SSE4.1 and SSE5.
12243 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12244 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12245 (gen_regparm_prefix): Ditto.
12247 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12248 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12249 prototype_p to determine if a function is prototyped.
12251 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12253 * c-common.c (c_common_reswords) add the alignof keyword,
12254 with same RID as __alignof and __alignof__
12256 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12258 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12259 * hooks.c (hook_bool_const_int_const_int_true): New function.
12260 * target.h (struct gcc_target): Add can_eliminate field.
12261 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12262 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12263 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12264 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12265 (elim_table): Revise comment.
12266 * system.h (CAN_ELIMINATE): Poison.
12267 * defaults.h (CAN_ELIMINATE): Remove.
12268 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12270 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12271 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12273 (alpha_vms_can_eliminate): Declare as static, change return type to
12275 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12277 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12278 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12279 (arm_can_eliminate): New function.
12281 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12282 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12283 (avr_can_eliminate): Declare as static.
12284 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12286 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12287 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12288 (bfin_can_eliminate): New function.
12290 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12291 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12292 (crx_can_eliminate): New function.
12294 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12295 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12296 (fr30_can_eliminate): New function.
12298 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12299 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12300 (frv_can_eliminate): New function.
12302 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12303 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12304 (h8300_can_eliminate): New function.
12306 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12307 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12308 (i386_can_eliminate): Declare as static, change return type to bool.
12309 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12311 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12312 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12313 (ia64_can_eliminate): New function.
12315 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12316 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12317 (iq2000_can_eliminate): New function.
12319 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12320 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12321 (m32r_can_eliminate): New function.
12323 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12324 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12325 (m68hc11_can_eliminate): New function.
12327 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12328 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12329 (m68k_can_eliminate): New function.
12331 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12332 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12333 (mep_can_eliminate): New function.
12335 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12336 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12337 (mips_can_eliminate): New function.
12339 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12340 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12341 (rs6000_can_eliminate): New function.
12343 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12344 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12345 (s390_can_eliminate): Declare as static.
12346 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12348 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12349 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12350 (score_can_eliminate): New function.
12352 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12353 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12354 (sparc_can_eliminate): Declare as static.
12355 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12357 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12358 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12359 (xstormy16_can_eliminate): New function.
12361 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12362 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12363 (v850_can_eliminate): New function.
12365 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12367 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12368 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12369 (*movdfcc_ext[1234]): Disable for IEEE mode.
12371 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12373 * gimplify.c (prepare_gimple_addressable): New static function.
12374 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12376 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12377 manually fiddling with it.
12379 2009-08-25 Michael Matz <matz@suse.de>
12381 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12382 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12384 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12385 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12386 (do_jump): Split out code for simple binary comparisons into ...
12387 (do_jump_1): ... this, taking the individual operands and code.
12388 Change callers to helper function above accordingly.
12389 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12392 2009-08-25 Michael Matz <matz@suse.de>
12394 * expr.h (struct separate_ops, sepops): New type for passing
12395 around an exploded simple expression.
12396 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12397 Use this structure instead of expression tree.
12398 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12399 expression, only its type.
12400 (expand_vec_cond_expr): Take type and individual operands instead
12401 of full expression.
12402 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12403 expand_vec_shift_expr): Change prototype accordingly.
12404 * tree-vect-stmts.c (vectorizable_condition): Change call of
12405 expand_vec_cond_expr_p to pass only type.
12406 * expr.c (do_store_flags): Change prototype and implementation
12407 to take an exploded expression.
12408 (expand_expr_real_1): New local ops initialized with details
12409 of the full expression. Use it instead of full
12410 expression in calls to do_store_flags, expand_vec_cond_expr,
12411 expand_widen_pattern_expr and expand_vec_shift_expr.
12413 2009-08-25 Michael Matz <matz@suse.de>
12415 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12416 treeop2 initialized with first three operands of the full expression.
12417 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12419 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12421 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12422 (__gthread_objc_condition_allocate): Mark arguments as unused.
12423 (__gthread_objc_condition_deallocate): Likewise.
12424 (__gthread_objc_condition_wait): Likewise.
12425 (__gthread_objc_condition_broadcast): Likewise.
12426 (__gthread_objc_condition_signal): Likewise.
12427 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12428 (__gthread_objc_thread_id): Likewise.
12430 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12432 PR middle-end/41149
12433 * tree-pretty-print.c (print_call_name): Print the correct call name
12434 for procedure pointer components.
12436 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12438 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12439 default_promote_function_mode when not VMS.
12441 2009-08-24 Olivier Hainque <hainque@adacore.com>
12443 * convert.c (convert_to_integer): Don't assume an input pointer is
12444 POINTER_SIZE wide. Fetch from the type instead.
12446 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12448 * configure.ac (AC_PREREQ): Bump to 2.64.
12450 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12452 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12453 (process_command): Don't search standard_exec_prefix_1 and
12454 standard_exec_prefix_2.
12456 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12458 * config/arm/arm.c (output_return_instruction): Handle for
12461 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12463 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12465 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12467 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12468 (*arm_movdf_vfp): Likewise.
12470 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12472 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12473 (vashr<mode>3): Rename from ashr<mode>3.
12474 (vlshr<mode>3): Rename from lshr<mode>3.
12476 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12479 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12480 (check_format_info_main): Use scalar_identify_flag.
12481 (check_format_types): Check for scalar size identity if
12482 scalar_identify_flag is set.
12483 (printf_length_specs): Extend by new field.
12484 (asm_fprintf_length_specs): Likewise.
12485 (gcc_diag_length_specs): Likewise.
12486 (scanf_length_specs): Likewise.
12487 (strfmon_length_specs): Likewise.
12488 (gcc_gfc_length_specs): Likewise.
12489 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12490 (ms_printf_flag_specs): Likewise.
12491 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12493 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12496 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12497 (*call_value_pop_1): Ditto.
12498 (*sibcall_pop_1): New insn pattern.
12499 (*sibcall_value_pop_1): Ditto.
12501 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12504 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12507 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12510 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12511 (get_reg_use_in): New function.
12512 (forward_propagate_subreg): Propagate through subreg of zero_extend
12515 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12517 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12518 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12520 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12522 * configure.ac: Remove --with-datarootdir, --with-docdir,
12523 --with-htmldir switches. No need to call AC_SUBST for
12524 datarootdir, docdir, htmldir any more.
12525 * configure: Regenerate.
12526 * doc/install.texi (Configuration): Document --datarootdir,
12527 --docdir, --htmldir, --pdfdir; update documentation for
12528 --infodir, --mandir.
12529 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12532 * aclocal.m4: Regenerate.
12533 * config.in: Regenerate.
12534 * configure: Regenerate.
12536 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12537 Olivier Hainque <hainque@adacore.com>
12539 * config/ia64/ia64.c: Include libfuncs.h.
12540 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12541 (ia64_expand_call): Use reg 25 on VMS.
12542 (ia64_initialize_trampoline): Fix for VMS ABI.
12543 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12544 (ia64_function_arg): Initialize reg 25 on VMS.
12545 Fix OpenVMS ABI issues for varargs.
12546 For OpenVMS, emit the Argument Information register set in the
12547 incoming/sibcall case as well.
12548 (ia64_arg_type): New function.
12549 (ia64_function_arg_advance): Keep track of cum->words.
12550 Fix OpenVMS ABI issues for varargs.
12551 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12552 (ia64_override_options): Set flag_no_common on VMS.
12553 (ia64_init_builtins): Disable FWRITE builtin.
12554 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12555 (ia64_vms_init_libfuncs): Add decc$ routines.
12556 (ia64_vms_valid_pointer_mode): New function.
12557 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12558 (ia64_promote_function_mode): New function
12559 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12560 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12561 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12562 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12563 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12564 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12565 Suppress trailing '#' if VALUE is numeric.
12566 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12567 ia64_promote_function_mode.
12568 (TARGET_VALID_POINTER_MODE): Define.
12570 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12573 * config/rs6000/rs6000.c (rs6000_override_options): Use
12574 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12577 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12578 reporting of vector + decimal/boolean/complex error.
12580 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12582 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12583 __vector double TYPE_DECL.
12585 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12587 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12588 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12589 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12590 to pointer to enum machine_mode. Update all callers as needed.
12592 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12594 * config/alpha/alpha.md (exception_receiver): Emit alternative
12595 GP load sequence if flag_reorder_blocks_and_partition is set.
12596 (*exception_receiver_2): Also enable when
12597 flag_reorder_blocks_and_partition is set.
12599 2009-08-20 Matt Rice <ratmice@gmail.com>
12600 Diego Novillo <dnovillo@google.com>
12602 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12605 2009-08-20 Richard Guenther <rguenther@suse.de>
12607 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12608 * c-tree.h (c_dup_lang_specific_decl): Remove.
12609 (struct lang_decl, struct lang_type): Move definitions ...
12610 * c-lang.h: ... here. New file.
12611 * c-decl.c: Include c-lang.h.
12612 (c_dup_lang_specific_decl): Remove.
12613 * c-typeck.c: Include c-lang.h.
12614 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12615 (c-typeck.o): Likewise.
12616 * c-config-lang.in (gtfiles): Add c-lang.h.
12617 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12620 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12622 * config/alpha/alpha.c (alpha_end_function): Do not clear
12623 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12624 this is now handled in generic code.
12626 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12628 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12629 (s390_z10_fix_long_loop_prediction): New function.
12630 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12631 (s390_reorg): Walk over the INSNs and invoke
12632 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12634 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12636 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12637 "*brx_64bit", "*brx_31bit"): New patterns.
12638 * config/s390/s390.c ('E'): New output modifier.
12640 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12641 Richard Earnshaw <richard.earnshaw@arm.com>
12643 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12644 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12646 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12648 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12650 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12651 for mode mode of operand0 when doing secondary reload for SAR.
12653 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12655 PR middle-end/41123
12656 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12657 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12659 2009-08-19 Jason Merrill <jason@redhat.com>
12661 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12662 supported template depth in C++0x.
12664 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12666 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12667 free_after_compilation.
12668 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12669 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12670 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12671 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12672 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12673 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12674 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12676 2009-08-19 Ian Lance Taylor <iant@google.com>
12678 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12679 of (plus (mult (neg B) C) A).
12681 2009-08-18 Michael Matz <matz@suse.de>
12683 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12684 instead of comparing TYPE_MAIN_VARIANT for equality.
12685 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12686 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12687 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12688 * gimplify.c (goa_lhs_expr_p): Ditto and use
12689 STRIP_USELESS_TYPE_CONVERSION.
12691 2009-08-18 Michael Matz <matz@suse.de>
12693 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12694 first field in a struct.
12695 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12697 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12699 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12700 locators before emit_insn is called. Remove assert that
12702 (alpha_end_function): Clear crtl->emit structure and free insn
12703 locators if cfun->is_thunk is true.
12705 2009-08-18 Jason Merrill <jason@redhat.com>
12707 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12709 * configure.ac: Test for it.
12710 * configure, config.in: Regenerate.
12711 * doc/install.texi: Document --enable-gnu-unique-object.
12713 2009-08-18 Richard Guenther <rguenther@suse.de>
12715 PR middle-end/41094
12716 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12717 pow(x,y*z) only if x is nonnegative.
12719 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12721 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12725 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12726 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12728 2009-08-17 DJ Delorie <dj@redhat.com>
12730 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12731 * config/m32c/prologue.md (epilogue_freit): New.
12733 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12734 (bank_switch_p): Likewise.
12735 (fast_interrupt_p): Likewise.
12736 (interrupt_p): Likewise.
12737 (m32c_conditional_register_usage): Round memregs size up.
12738 (need_to_save): We only need to save $a0 when we use ENTER.
12739 (interrupt_p): Check for fast_interrupt too.
12740 (bank_switch_p): New.
12741 (fast_interrupt_p): New.
12742 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12743 (m32c_emit_prolog): Support bank switching and fast interrupts.
12744 * doc/extend.texi (Function Attributes): Add bank_switch and
12747 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12749 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12750 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12752 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12754 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12755 (menu): Add IA-64/VMS Options.
12756 (IA-64/VMS Options): Likewise.
12758 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12761 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12763 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12765 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12766 (mips_pop_asm_switch): Likewise.
12767 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12769 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12770 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12771 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12772 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12773 instead of set_noreorder.
12774 (mips_output_function_prologue): Use the new functions.
12775 (mips_output_function_epilogue): Likewise.
12776 (mips_need_noat_wrapper_p): New function, split out from...
12777 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12778 Use mips_push_asm_switch and mips_pop_asm_switch.
12779 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12780 and mips_pop_asm_switch.
12781 (ASM_OUTPUT_REG_POP): Likewise.
12782 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12783 Use mips_pop_asm_switch.
12784 (mips_asm_switch): New structure.
12785 (set_noreorder, set_nomacro): Replace with...
12786 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12787 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12788 instead of set_nomacro.
12789 (fix_truncsfsi2_macro): Likewise.
12790 (cprestore): Likewise.
12791 (hazard): Use mips_noreorder instead of set_noreorder.
12792 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12794 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12796 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12797 from prev_active_insn.
12799 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12801 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12802 * config/avr/avr.c (avr_override_options): Initialize
12803 avr_current_arch variable.
12804 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12805 __AVR_HAVE_16BIT_SP__ according to the device type.
12806 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12808 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12809 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12811 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12814 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12815 generating inlined subroutine die only. We shouldn't be
12816 called for anything else.
12817 (gen_block_die): Don't generate inline subroutine debug info for
12820 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12822 * graphite-poly.c (print_pbb): Print PBB index.
12824 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12826 PR middle-end/40981
12827 * graphite-interchange.c (ppl_max_for_le): Moved...
12828 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12829 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12830 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12831 * graphite-ppl.h (ppl_max_for_le): Declared.
12833 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12835 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12836 supported on all platforms.
12837 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12838 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12839 * c-pragma.c: Likewise.
12840 * target-def.h (TARGET_INITIALIZER): Remove
12841 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12842 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12844 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12846 * config/ia64/fde-vms.c: New file.
12847 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12848 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12849 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12850 (uw_frame_state_for): Only register a personality routine if it is
12851 known to be compatible with our expectations.
12852 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12853 Declare unw_table_entry stack variable and
12854 mod all calls to _Unwind_FindTableEntry to add arg.
12855 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12856 (_Unwind_FindTableEntry): Add arg to prototype.
12858 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12860 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12861 field 'signal_pfs_loc'.
12862 (uw_frame_state_for): Remove duplicate code dealing with leaf
12863 procedures without unwind info.
12864 If in the frame after unwinding through a signal handler, restore
12865 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12866 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12867 'pfs_loc' to the AR.PFS location in the signal context; instead
12868 set 'signal_pfs_loc'.
12869 Manually generate the unwind info for the AR.PFS register.
12870 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12871 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12872 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12873 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12874 instead set 'signal_pfs_loc'.
12875 Remove code preventing the AR.PFS register from being restored
12876 from the signal context.
12878 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12879 Tristan Gingold <gingold@adacore.com>
12881 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12882 * config/ia64/t-vms: New file.
12883 * config/ia64/vms64.h: New file.
12884 * config/ia64/vms.h: New file.
12885 * config/ia64/vms-crtinit.asm: New file.
12886 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12887 * config/ia64/vms-unwind.h: New file.
12889 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12891 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12894 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12896 PR middle-end/30789
12897 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12898 Move declaration...
12899 * real.h (do_mpc_arg2): ... here.
12900 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12903 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12905 * final.c (add_debug_prefix_map): Don't use GC memory for
12906 old_prefix and new_prefix.
12908 2009-08-14 Richard Guenther <rguenther@suse.de>
12910 * ipa-prop.c (compute_complex_pass_through): If we cannot
12911 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12913 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12915 * c-lex.c (c_lex_with_flags): Increase size of local variable
12916 to avoid memory clobber.
12918 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12921 * config/i386/i386.c (ix86_fp_comparison_strategy):
12922 Only enable/disable sahf at function granularity.
12924 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12926 PR rtl-optimization/41064
12927 * reload1.c (reload_as_needed): Don't call extract_insn
12928 for known invalid replacements after calling
12929 validate_replace_rtx_group and verify_changes.
12931 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12934 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12935 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12936 ix86_expand_fp_vcond.
12937 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12938 Assert that operation is supported by ix86_expand_int_vcond.
12939 (vcondu<SSEMODE124C8:mode>): Ditto.
12941 2009-08-13 DJ Delorie <dj@redhat.com>
12943 * config/i386/djgpp-stdint.h: New.
12944 * config.gcc (djgpp): Use it.
12946 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12948 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12949 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12951 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12953 * tree-ssa-loop-prefetch.c
12954 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12955 for long-stride pruning.
12956 (compute_miss_rate): New function to compute the probability
12957 that two memory references access different cache lines.
12959 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12961 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12963 2009-08-13 Richard Guenther <rguenther@suse.de>
12965 PR middle-end/41047
12966 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12967 use the constant pointer type.
12968 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12969 of CV qualifiers on the target pointer type.
12970 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12971 conversion check before restrict check.
12973 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12976 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12978 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12980 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12982 2009-08-12 Richard Guenther <rguenther@suse.de>
12984 PR tree-optimization/41011
12985 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12986 and reference constructing.
12988 2009-08-12 Xinliang David Li <davidxl@google.com>
12990 PR tree-optimization/41012
12991 * tree-flow.h : New external interface.
12992 * gimple-low.c (check_call_arg): Change to public function.
12993 Remove argument mismatch check in lowering.
12994 * tree-inline.h (tree_can_inline_p): Interface change.
12995 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12996 into this function.
12997 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12998 Call change to tree_can_inline_p function.
12999 (cgraph_decide_inlining_incrementally): Ditto.
13001 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
13003 PR tree-optimization/41031
13004 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
13005 on the partition variable rather than promote_mode on the source
13006 type. Assert that the partition variable's type has the same
13007 mode as the source value's.
13009 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
13011 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13012 for for_return == 2.
13013 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
13015 * calls.c (expand_call): Fix typo.
13016 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13018 * stmt.c (expand_value_return): Use promote_function_mode to copy out
13020 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
13021 * config/cris/cris.c (cris_promote_function_mode): Likewise.
13022 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13023 * config/pa/pa.c (pa_promote_function_mode): Likewise.
13025 2009-08-12 Andrew Haley <aph@redhat.com>
13027 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13029 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13032 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13034 2009-08-12 Richard Guenther <rguenther@suse.de>
13036 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13037 * gimplify.c (gimplify_modify_expr): Do not use
13038 lang_hooks.types_compatible_p.
13039 * tree-ssa.c (useless_type_conversion_p): For aggregates
13040 just return false if the canonical types differ.
13042 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13044 PR middle-end/40980
13045 * sese.c (convert_for_phi_arg): New.
13046 (add_guard_exit_phis): Use convert_for_phi_arg.
13048 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13050 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13051 unknown subscript upper bounds.
13053 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13054 Pranav Garg <pranav.garg2107@gmail.com>
13056 * graphite-interchange.c (gather_access_strides): Removed.
13057 (ppl_max_for_le): New.
13058 (build_linearized_memory_access): New.
13059 (memory_stride_in_loop): New.
13060 (pbb_interchange_profitable_p): Reimplemented.
13061 * graphite-ppl.h (ppl_new_id_map): New.
13062 (ppl_interchange): New.
13064 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13066 * graphite-interchange.c (compute_subscript): Removed.
13067 (compute_array_size_cstr): Removed.
13068 (compute_array_size_poly): Removed.
13069 (compute_array_size): Removed.
13070 (gather_access_strides_poly): Removed.
13071 (gather_access_strides): Empty.
13073 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13075 * graphite-dependences.c (dependence_polyhedron_1): Replace
13076 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13077 (graphite_legal_transform_dr): Same.
13078 (graphite_carried_dependence_level_k): Same.
13079 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13080 Initialize PDR_NB_SUBSCRIPTS.
13081 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13083 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13084 (PDR_NB_SUBSCRIPTS): New.
13085 (pdr_nb_subscripts): Removed.
13086 (pdr_dim): Simplified.
13087 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13088 with PDR_NB_SUBSCRIPTS.
13090 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13092 * graphite-interchange.c (compute_array_size): Remove use of
13093 PDR_DATA_CONTAINER.
13094 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13095 Do not initialize PDR_DATA_CONTAINER.
13096 (print_pdr): Do not print PDR_DATA_CONTAINER.
13097 * graphite-poly.h (struct poly_dr): Remove data_container field.
13098 (PDR_DATA_CONTAINER): Removed.
13099 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13100 PDR_DATA_CONTAINER.
13101 (build_poly_dr): Same.
13103 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13104 Sebastian Pop <sebastian.pop@amd.com>
13106 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13107 copy of the dependence polyhedron. Free the temporary objects.
13108 (graphite_carried_dependence_level_k): Free unused objects before
13111 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13113 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13114 Early return without analyzing the data dependences if no
13115 transform has been done. Call restore_scattering if the transform
13117 (graphite-interchange.c): Same.
13118 * graphite-poly.c (print_scattering_function): Test for
13120 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13121 (apply_poly_transforms): Do not gcc_assert that
13122 the transform is legal.
13123 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13124 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13125 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13126 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13127 * graphite-poly.h (struct poly_scattering): New.
13128 (struct poly_bb): Add original, transformed, and saved fields.
13129 Remove transformed_scattering, original_scattering,
13130 nb_local_variables and nb_scattering_transform fields.
13131 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13132 (poly_scattering_new): New.
13133 (poly_scattering_free): New.
13134 (poly_scattering_copy): New.
13135 (store_scattering_pbb): New.
13136 (store_scattering): New.
13137 (restore_scattering_pbb): New.
13138 (restore_scattering): New.
13139 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13140 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13142 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13144 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13145 (print_scop): Same.
13147 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13149 * Makefile.in (graphite.o): Depends on PREDICT_H.
13150 * graphite.c: Include predict.h.
13151 (graphite_finalize): Call tree_estimate_probability.
13152 * predict.c (predict_loops): Do not call scev_initialize and
13154 (tree_estimate_probability_bb): New.
13155 (tree_estimate_probability): Do not initialize loops: move that
13156 code to the driver. Call tree_estimate_probability_bb.
13157 (tree_estimate_probability_driver): New.
13158 (pass_profile): Use tree_estimate_probability_driver.
13159 * predict.h (tree_estimate_probability): Declared.
13161 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13163 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13164 * graphite-dependences.c (graphite_legal_transform): Add time to
13165 TV_GRAPHITE_DATA_DEPS.
13166 (dependency_between_pbbs_p): Same.
13167 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13169 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13171 PR rtl-optimization/41033
13172 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13173 aliasing is disabled.
13175 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13177 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13178 si_mask_operand, and_load_operand, low_bitmask_operand,
13179 and_reg_operand, and_operand): New predicates.
13180 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13181 * config/mips/mips.c (and_operands_ok): New function.
13182 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13183 * config/mips/mips.md (move_type): Add ext_ins and logical.
13184 (type): Handle them.
13185 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13186 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13187 shift_shift. Remove commutative constraint modifier.
13188 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13190 (*clear_upper32_dext): Remove define_insn_and_split.
13191 (*clear_upper32): Turn this define_insn_and_split ...
13192 (splitter for ANDing register with 0xffff_ffff): .. into this.
13194 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13196 * combine.c (try_widen_shift_mode): Factor out code to check if an
13197 integer constant is a low-order bitmask from here ...
13198 * rtlanal.c (low_bitmask_len): ... to here.
13199 * rtl.h (low_bitmask_len): Declare.
13201 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13204 * config/alpha/alpha.md (addsi3): Remove expander.
13205 (addsi3): Rename from *addsi3_internal insn pattern.
13206 (subsi3): Remove expander.
13207 (subsi3): Rename from *subsi3_internal insn pattern.
13209 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13211 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13214 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13215 Eric Botcazou <botcazou@adacore.com>
13216 Douglas B Rupp <rupp@gnat.com>
13218 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13219 that records that fit in 64 bits are returned by immediate value,
13220 as required by OpenVMS Calling Standard.
13221 (function_value): Adjust for above modification.
13222 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13223 virtual_incoming_args_rtx as base object, not next_arg.
13224 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13226 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13228 * reload.c (find_reloads_subreg_address): Check the original
13229 req_equiv_mem address to detect the case where an address is
13230 not valid in the outer mode.
13232 2009-08-11 Richard Guenther <rguenther@suse.de>
13235 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13237 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13239 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13240 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13242 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13243 Douglas B Rupp <rupp@gnat.com>
13245 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13246 PT_STACK when frame_pointer_needed on OpenVMS.
13247 (alpha_pv_save_size, alpha_using_fp): Remove.
13248 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13249 with proper processing for PT_NULL.
13250 (alpha_vms_initial_elimination_offset): New function. Support for
13251 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13252 (alpha_sa_size): Force procedure type to PT_STACK when
13253 frame_pointer_needed on OpenVMS.
13254 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13255 (alpha_using_fp): Likewise.
13256 (alpha_vms_can_eliminate): Add prototype.
13257 (alpha_vms_initial_elimination_offset): Likewise.
13258 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13259 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13261 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13262 Douglas B Rupp <rupp@gnat.com>
13264 * config/alpha/alpha.c (common_object_handler): New function.
13265 (vms_attribute_table): Declare a single attribute "common_object".
13266 (vms_output_aligned_decl_common): New global function.
13267 (SECTION_VMS_OVERLAY): Delete.
13268 (SECTION_VMS_GLOBAL): Likewise.
13269 (SECTION_VMS_INITIALIZE): Likewise.
13270 (vms_asm_named_section): Remove support for above flags.
13271 (vms_section_type_flags): Delete.
13272 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13273 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13274 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13275 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13277 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13280 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13281 (sub_ddmmss): Likewise.
13283 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13286 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13289 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13292 * reload1.c (reload_as_needed): Use cancel_changes to completely
13293 undo a failed replacement attempt.
13295 2009-08-10 Richard Guenther <rguenther@suse.de>
13297 PR middle-end/41006
13298 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13299 (useless_type_conversion_p): ... here. Require pointer targets
13302 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13305 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13306 loose the original type of the statement list.
13308 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13310 * config/alpha/alpha.c: Include libfuncs.h
13311 (avms_asm_output_extern): New function.
13312 (alpha_init_libfuncs): Init some decc libfuncs.
13313 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13314 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13315 (DO_CRTL_NAMES): Define.
13316 (LIB_SPEC): Remove.
13317 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13318 (LONG_TYPE_SIZE): Define.
13319 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13320 (SUBTARGET_SWITCHES): Define malloc64 switch.
13321 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13322 (MASK_RETURN_ADDR): Define.
13323 doc/invoke.texi (mmalloc64): Document switch.
13325 2009-08-09 Olivier Hainque <hainque@adacore.com>
13326 Douglas B Rupp <rupp@gnat.com>
13328 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13329 uses_condition_handler.
13330 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13331 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13332 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13333 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13334 (code_for_builtin): New insn codes for the new alpha_builtins.
13335 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13336 (alpha_sa_size): Account for uses_condition_handler.
13337 (alpha_expand_prologue): Likewise.
13338 (alpha_start_function): Likewise.
13339 (alpha_expand_epilogue): Likewise.
13340 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13341 establish/revert expanders.
13342 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13343 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13344 New expander, resorting to the alpha.c associated function.
13345 (builtin_revert_vms_condition_handler): Likewise.
13346 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13347 __gcc_shell_handler, the static VMS condition handler used as
13348 an indirection wrapper to the current dynamically established
13350 * config/alpha/vms-unwind.h: Complete rewrite.
13351 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13352 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13354 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13355 Douglas B Rupp <rupp@gnat.com>
13357 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13358 (alpha_need_linkage): Handle aliases. Return function symbol.
13359 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13360 Use ultimate alias target for the linkage name.
13361 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13362 by alpha_need_linkage for the function symbol.
13363 (setmemdi): Likewise.
13365 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13367 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13368 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13369 (ASM_WEAKEN_LABEL): Define.
13370 (CRT_CALL_STATIC_FUNCTION): Define.
13371 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13372 (ENDFILE_SPEC): Define.
13373 (INIT_SECTION_ASM_OP): Define.
13374 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13375 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13376 crtend.o crtendS.o.
13377 (MULTILIB_OSDIRNAMES): Define.
13378 (shlib_version): Define.
13379 (SHLIB_EXT): Define.
13380 (SHLIB_OBJS): Define.
13381 (SHLIB_NAME): Define.
13382 (SHLIB_MULTILIB): Define.
13383 (SHLIB_INSTALL): Define.
13384 (SHLIB_SYMVEC): Define.
13385 (SHLIB_SYMVECX2): Define.
13386 (SHLIB_LINK): Define.
13388 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13390 * config/alpha/alpha.c (alpha_initialize_trampoline):
13391 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13392 (alpha_start_function): Emit transfer address on nested functions
13393 for VMS trampoline call.
13394 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13395 since no longer used.
13396 * config/alpha/vms-tramp.asm: Remove.
13397 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13398 since now only data initialized at runtime.
13400 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13402 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13403 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13404 (MD_EXEC_PREFIX): Remove, no longer used.
13405 (MD_STARTFILE_PREFIX): Likewise.
13406 (INCLUDE_DEFAULTS): Likewise.
13407 * config/alpha/t-vms:
13408 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13410 2009-08-09 Richard Guenther <rguenther@suse.de>
13412 PR tree-optimization/41016
13413 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13414 (operand_precision): Remove.
13415 (integral_operand_p): Likewise.
13416 (recognize_single_bit_test): Adjust.
13418 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13420 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13421 operation overflows. Likewise non-cast unary arithmetic.
13422 If one arm of a conditional expression is always taken,
13423 inhibit evaluation warnings for the other arm. Likewise inhibit
13424 evaluation warnings for the second && or || operand if the first
13425 operand is enough to determine the result.
13426 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13428 (build_binary_op): Prevent duplicate evaluation warnings.
13430 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13432 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13433 and destination have different modes, Use promote_mode to
13434 determine the signedness of the conversion. Assert that the
13435 promoted source mode matches the destination mode. Don't pass
13436 the destination and destination mode to expand_expr if the source
13437 mode is different. Simplify conversion logic.
13439 2009-08-09 Ira Rosen <irar@il.ibm.com>
13441 PR tree-optimization/41008
13442 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13443 from condition only in case it's a comparison. Adjust checks.
13445 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13447 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13448 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13449 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13450 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13451 (dump_cand): Handle them.
13452 (struct iv_cand): New members COST_STEP and AINC_USE.
13453 (stmt_after_increment): Likewise.
13454 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13455 callers changed. Use gimple_uid comparison instead of scanning.
13456 (add_candidate_1): When looking for identical candidates, take
13457 AINC_USE into account. Set it for new candidates.
13458 (force_expr_to_var_cost): Cast target_spill_cost to int.
13459 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13460 All callers changed. Check for availability of autoinc addressing
13461 modes, both in general for a given mode, and in the specific use case.
13462 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13464 (get_computation_cost): Likewise.
13465 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13466 add_autoinc_candidates): New static functions.
13467 (add_candidate): Call add_autoinc_candidates for candidates based on
13469 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13470 (determine_use_iv_cost_address): If we have an autoinc candidate at
13471 the matching use, verify autoinc is possible and subtract the cost
13472 of the candidate's step from the cost.
13473 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13474 member of the candidate.
13475 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13476 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13478 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13480 * config.build (ia64-hp-*vms*): New target.
13481 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13482 with ia64-hp-*vms*.
13483 * config.gcc (ia64-hp-*vms*): New target.
13484 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13485 with ia64-hp-*vms*.
13486 * config.host (ia64-hp-*vms*): New target.
13487 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13488 with ia64-hp-*vms*.
13490 2009-08-08 Richard Guenther <rguenther@suse.de>
13492 PR tree-optimization/40991
13493 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13495 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13497 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13498 mode check. Do truncations in an integer mode.
13499 (force_to_mode): Handle subregs for all mode types. Only do
13500 arithmetic simplifications on integer modes.
13502 2009-08-07 Richard Guenther <rguenther@suse.de>
13504 PR tree-optimization/40999
13505 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13506 (maybe_fold_reference): Lookup constant initializers.
13507 (fold_gimple_assign): Likewise.
13509 2009-08-07 Richard Guenther <rguenther@suse.de>
13511 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13512 that require structural equality defer to the langhook.
13514 2009-08-07 Martin Jambor <mjambor@suse.cz>
13516 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13518 (struct ipa_pass_through_data): New type.
13519 (struct ipa_ancestor_jf_data): New type.
13520 (union jump_func_value): Removed field formal_id, added fields
13521 pass_through and ancestor.
13522 (struct ipa_param_call_note): Changed type of formal_id to int from
13524 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13525 operations jump functions and ancestor jump functions.
13526 (compute_complex_pass_through): New function.
13527 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13528 reflect changes in the jump function strucutre.
13529 (update_jump_functions_after_inlining): Ignore complex pass-through
13530 and ancestor jump functions.
13531 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13532 polynomial pass-through with operation jump functions.
13534 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13536 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13537 fde->dw_fde_begin as begin label instead of hot/cold label.
13538 Use LLSDAC label instead of LLSDA for second section lsda.
13539 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13540 label instead of LLSDA if it is true.
13541 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13543 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13544 SECTION argument. Use it as index into crtl->eh.call_site_record
13546 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13547 use it to determine how to print table entries instead of using
13548 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13549 label instead of normal begin label as base.
13550 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13551 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13552 ensure no EH range spans between sections and that landing pads
13553 are always in the corresponding section.
13554 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13555 for crtl->eh.call_site_record being an array rather than scalar.
13556 (output_one_function_exception_table): New function, copied
13557 from output_function_exception_table. Adjust
13558 dw2_size_of_call_site_table, dw2_output_call_site_table
13559 callers. For SECOND section use *C suffixed labels.
13560 (output_function_exception_table): Call
13561 output_one_function_exception_table and, when doing hot/cold
13562 partitioning, also another time for the second section.
13563 * opts.c: Include except.h.
13564 (decode_options): Allow -freorder-blocks-and-partition with
13565 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13566 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13567 * function.h (struct rtl_eh): Change call_site_record from
13568 scalar into array of 2 elements.
13570 2009-08-07 Martin Jambor <mjambor@suse.cz>
13572 * ipa-prop.c (count_formal_params_1): New function.
13573 (ipa_get_vector_of_formal_parms): New function.
13574 (get_vector_of_formal_parm_types): New function.
13575 (ipa_modify_formal_parameters): New function.
13576 (ipa_modify_call_arguments): New function.
13577 (index_in_adjustments_multiple_times_p): New function.
13578 (ipa_combine_adjustments): New function.
13579 (ipa_dump_param_adjustments): New function.
13580 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13581 (ipa_get_vector_of_formal_parms): Declare.
13582 (ipa_modify_formal_parameters): Declare.
13583 (ipa_modify_call_arguments): Declare.
13584 (ipa_combine_adjustments): Declare.
13585 (ipa_dump_param_adjustments): Declare.
13586 (build_ref_for_offset): Declare.
13587 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13588 * tree-sra.c: Include ipa-prop.c.
13589 (build_ref_for_offset): Make public.
13591 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13593 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13595 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13597 * gcc/doc/extend.texi (__builtin_extract_return_address)
13598 (__builtin_frob_return_address): Document.
13600 2009-08-06 Paul Brook <paul@codesourcery.com>
13602 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13603 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13604 implementation on ARMv6-M.
13606 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13608 * doc/extend.texi (pcs): Document new attribute for ARM.
13610 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13612 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13615 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13617 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13620 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13622 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13624 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13626 Merge ARM/hard_vfp_branch to trunk.
13628 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13630 * arm.c (libcall_eq): New function.
13631 (libcall_hash): New function.
13632 (add_libcall): New function.
13633 (arm_libcall_uses_aapcs_base): New function.
13634 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13635 libcalls using the base PCS.
13636 (arm_init_cumulative_args): Likewise.
13638 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13640 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13641 Use base ABI for conversion libfuncs between HFmode and SFmode.
13643 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13645 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13646 V4SImode as representatives of all 64-bit and 128-bit vector
13647 types. Allow vector types without vector modes.
13648 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13649 without vector modes like BLKmode.
13650 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13651 BLKmode. Avoid unsupported vector modes or TImode moves for
13653 (aapcs_vfp_allocate_return_reg): Likewise.
13654 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13655 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13657 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13659 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13660 (arm_get_pcs_model): Pass attribute arguments to
13661 arm_pcs_from_attribute.
13662 (arm_init_cumulative_args): Use base AAPCS for conversions from
13663 floating-point types to DImode.
13664 (arm_attribute_table): Add pcs attribute.
13665 (arm_handle_pcs_attribute): New.
13666 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13667 conversions from floating-point types to DImode, also declare them
13668 to use base AAPCS and declare functions they call to use base
13669 AAPCS and their RTABI names.
13671 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13673 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13674 -mfloat-abi=hard not being supported for VFP.
13676 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13678 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13679 SYMBOL_REF to hard_libcall_value.
13681 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13682 Richard Earnshaw <rearnsha@arm.com>
13684 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13685 has been put on the stack, all remaining co-processory arguments for
13686 that co-processor also go on the stack.
13688 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13690 * config/arm/arm.c (arm_return_in_memory): Handle returning
13691 vectors of suitable size in registers also for AAPCS case.
13693 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13695 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13697 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13699 ARM Hard-VFP calling convention
13700 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13701 * target.h (gcc_target): Add libcall_value to table of call hooks.
13702 * targhooks.h (default_libcall_value): Default implementation.
13703 * targhooks.c (default_libcall_value): Likewise.
13704 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13705 * optabs.c (expand_unop): Use it.
13706 * expr.h (hard_libcall_value): Pass the function RTX through.
13707 * calls.c (emit_library_call_value_1): Update call to
13708 hard_libcall_value.
13709 * explow.c (hard_libcall_value): Use new target hook.
13710 * config/arm/arm.c: Include cgraph.h
13711 (TARGET_FUNCTION_VALUE): Override default hook.
13712 (arm_pcs_default): New variable.
13713 (arm_override_options): Don't fault hard calling convention with VFP.
13714 Add support for AAPCS variants.
13715 (arm_function_value): Make static. Handle AAPCS variants.
13716 (arm_libcall_value): New function.
13717 (arm_apply_result_size): Handle VFP registers in results.
13718 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13720 (pcs_attribute_args): New variable.
13721 (arm_pcs_from_attribute): New function.
13722 (arm_get_pcs_model): New function.
13723 (aapcs_vfp_cum_init): New function.
13724 (aapcs_vfp_sub_candidate): New function.
13725 (aapcs_vfp_is_return_candidate): New function.
13726 (aapcs_vfp_is_call_candidate): New function.
13727 (aapcs_vfp_allocate): New function.
13728 (aapcs_vfp_allocate_return_reg): New function.
13729 (aapcs_vfp_advance): New function.
13730 (aapcs_cp_arg_layout): New variable.
13731 (aapcs_select_call_coproc): New function.
13732 (aapcs_select_return_coproc): New function.
13733 (aapcs_allocate_return_reg): New function.
13734 (aapcs_libcall_value): New function.
13735 (aapcs_layout_arg): New function.
13736 (arm_init_cumulative_args): Initialize AAPCS args data.
13737 (arm_function_arg): Handle AAPCS variants using new interface.
13738 (arm_arg_parital_bytes): Likewise.
13739 (arm_function_arg_advance): New function.
13740 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13741 calling conventions.
13742 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13743 * arm.h (NUM_VFP_ARG_REGS): Define.
13744 (LIBCALL_VALUE): Update.
13745 (FUNCTION_VALUE): Delete.
13746 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13747 (arm_pcs): New enum.
13748 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13749 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13750 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13751 * arm-protos.h (arm_function_arg_advance): Add.
13752 (aapcs_libcall_value): Add.
13753 (arm_function_value): Delete.
13755 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13756 H.J. Lu <hongjiu.lu@intel.com>
13759 * config/i386/i386.c (standard_sse_mode_p): Remove.
13760 (standard_sse_constant_p): Return 2 for integer mode
13761 vector_all_ones_operand when SSE2 is enabled.
13762 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13763 (ix86_expand_vector_move): Do not check for negative values from
13764 standard_sse_constant_p.
13766 2009-08-06 Richard Guenther <rguenther@suse.de>
13768 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13769 array type comparisons frontend independent.
13770 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13771 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13772 out array reference lower bound and element size operands.
13773 (ao_ref_init_from_vn_reference): Properly compute the offset
13774 for ARRAY_RANGE_REF.
13775 (vn_reference_fold_indirect): Fill out array reference lower
13776 bound and element size operands.
13777 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13778 a non gimple valued reference operand which can happen for
13779 array reference lower bound or element size.
13780 (create_component_ref_by_pieces_1): Properly generate the
13781 element size operand for array references.
13783 2009-08-06 Richard Guenther <rguenther@suse.de>
13785 PR tree-optimization/40964
13786 * tree.c (iterative_hash_host_wide_int): Export.
13787 * tree.h (iterative_hash_host_wide_int): Declare.
13788 * tree-ssa-structalias.c (heapvar_map): New struct.
13789 (heapvar_map_eq): New function.
13790 (heapvar_map_hash): Likewise.
13791 (heapvar_lookup): Adjust.
13792 (heapvar_insert): Likewise.
13793 (make_constraint_from_heapvar): Allow multiple heap variables
13794 per decl at different offsets.
13795 (init_alias_heapvars): Adjust.
13797 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13799 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13800 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13801 trailing sync if TARGET_SYNC_AFTER_SC.
13803 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13805 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13806 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13807 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13808 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13809 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13810 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13811 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13812 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13813 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13814 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13815 the prototype declaration match the definition.
13816 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13817 instructions explicitly. Add barrier_before and operands
13819 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13820 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13821 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13822 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13823 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13824 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13826 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13828 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13830 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13831 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13834 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13837 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13839 PR rtl-optimization/40924
13840 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13841 make sure canon_rtx (mem_address) isn't simpler than
13842 canon_rtx (expanded_mem_address).
13844 2009-08-05 Li Feng <nemokingdom@gmail.com>
13846 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13847 for each poly_bb_p.
13848 (build_scop_drs): Build alias set for each SCoP.
13850 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13852 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13853 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13854 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13855 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13856 (BASE_DRIVER_SELF_SPECS): Likewise.
13858 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13860 * tree-ssa-alias.c: Fix some comment typos.
13862 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13864 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13865 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13867 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13870 * simplify-rtx.c (simplify_binary_operation_1): Disable
13871 simplifications for decimal float operations.
13873 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13875 PR middle-end/40943
13876 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13877 operand of INDIRECT_REF.
13879 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13881 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13882 constants referencing TLS symbols.
13884 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13886 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13887 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13889 2009-08-03 Richard Guenther <rguenther@suse.de>
13891 * tree.c (make_vector_type): Build a main variant first,
13892 get the canonical one and then build the variant.
13893 * tree-ssa.c (useless_type_conversion_p_1): Handle
13895 (useless_type_conversion_p): Conversions to pointers to
13896 incomplete record types are useless.
13898 2009-08-03 Richard Guenther <rguenther@suse.de>
13900 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13901 file will be created.
13902 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13903 * toplev.c (compile_file): Adjust comment.
13905 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13907 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13908 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13909 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13910 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13911 (sh_promote_function_mode): Fix typo.
13913 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13915 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13917 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13919 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13920 declaration arguments.
13922 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13924 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13925 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13926 (ix86_split_ashl): Ditto.
13927 (ix86_expand_vector_init_one_nonzero): Ditto.
13928 (ix86_expand_vector_set): Ditto.
13929 (ix86_expand_reduc_v4sf): Ditto.
13931 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13933 * explow.c (promote_function_mode): Remove assert.
13934 * config/sh/sh.c (sh_promote_function_mode): Declare.
13936 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13938 * config/pa/pa.c (pa_promote_function_mode): Declare.
13939 Change to static. Fix promote_mode call.
13941 * gthr-dce.h (CONST_CAST2): Define if not defined.
13942 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13944 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13946 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13948 * expr.c (store_constructor): Use promote_decl_mode. Remove
13949 now write-only variable unsignedp.
13950 (expand_expr_real_1): Use promote_decl_mode.
13951 * expr.h (promote_function_mode, promote_decl_mode): New.
13952 (promote_mode): Remove last argument.
13953 * function.c (assign_temp): Drop last argument of promote_mode.
13954 (assign_parm_find_data_types): Use promote_function_mode.
13955 (assign_parm_setup_reg): Likewise.
13956 (expand_function_end): Use promote_function_mode.
13957 * calls.c (initialize_argument_information): Use promote_function_mode.
13958 (precompute_arguments): Use promote_mode instead of checking if
13959 only PROMOTE_FUNCTION_MODE is defined.
13960 (expand_call): When making sibcall decisions, use promote_function_mode.
13961 Below, remove an if for targetm.calls.promote_function_return and
13962 and use promote_function_mode.
13963 (emit_library_call_value_1): Use promote_function_mode, fix bug
13964 where promote_mode was passed FOR_CALL == 0 for a return value in an
13966 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13967 * explow.c (promote_function_mode, promote_decl_mode): New.
13968 (promote_mode): Keep only the FOR_CALL == 0 case.
13969 * combine.c (setup_incoming_promotion): Remove test of
13970 promote_function_args. Use promote_function_mode.
13971 * stmt.c (expand_value_return): Use promote_decl_mode.
13972 (expand_decl): Use promote_decl_mode.
13974 * expr.c (store_constructor): Use promote_decl_mode. Remove
13975 now write-only variable unsignedp.
13976 (expand_expr_real_1): Use promote_decl_mode.
13977 * expr.h (promote_function_mode, promote_decl_mode): New.
13978 (promote_mode): Remove last argument.
13979 * function.c (assign_temp): Drop last argument of promote_mode.
13980 (assign_parm_find_data_types): Use promote_function_mode.
13981 (assign_parm_setup_reg): Likewise.
13982 (expand_function_end): Use promote_function_mode.
13983 * calls.c (initialize_argument_information): Use promote_function_mode.
13984 (precompute_arguments): Use promote_mode instead of checking if
13985 only PROMOTE_FUNCTION_MODE is defined.
13986 (expand_call): When making sibcall decisions, use promote_function_mode.
13987 Below, remove an if for targetm.calls.promote_function_return and
13988 and use promote_function_mode.
13989 (emit_library_call_value_1): Use promote_function_mode, fix bug
13990 where promote_mode was passed FOR_CALL == 0 for a return value in an
13992 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13993 * explow.c (promote_function_mode, promote_decl_mode): New.
13994 (promote_mode): Keep only the FOR_CALL == 0 case.
13995 * combine.c (setup_incoming_promotion): Remove test of
13996 promote_function_args. Use promote_function_mode.
13997 * stmt.c (expand_value_return): Use promote_decl_mode.
13998 (expand_decl): Use promote_decl_mode.
14000 * explow.c (promote_function_mode): Just call the target hook.
14001 * targhooks.c (default_promote_function_mode,
14002 default_promote_function_mode_always_promote): New.
14003 * targhooks.h (default_promote_function_mode,
14004 default_promote_function_mode_always_promote): Declare.
14005 * target.h (promote_function_args, promote_function_return): Remove.
14006 (promote_function_mode): New.
14007 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
14008 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14009 (TARGET_PROMOTE_FUNCTION_MODE): New.
14010 (TARGET_CALLS): Adjust.
14011 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14012 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14014 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14015 * config/s390/s390.c (s390_promote_function_mode): ... here,
14016 with pointer handling.
14017 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14018 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14020 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14021 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
14022 with pointer handling.
14023 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14024 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14026 * config/sh/sh-protos.h (sh_promote_function_mode): New.
14027 * config/sh/sh.c (sh_promote_function_mode): New.
14028 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14029 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14031 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14032 * config/cris/cris.c (cris_promote_function_mode): ... here.
14033 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14034 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14036 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14037 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14038 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14039 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14041 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14042 * config/arm/arm.c (arm_promote_function_mode): ... here, without
14043 complex type handling.
14044 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14045 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14047 * config/pa/pa.c (pa_promote_function_mode): New.
14048 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14049 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14051 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14052 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14053 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14054 * config/xtensa/xtensa.c: Likewise.
14055 * config/stormy16/stormy16.c: Likewise.
14056 * config/iq2000/iq2000.c: Likewise.
14057 * config/rs6000/rs6000.c: Likewise.
14058 * config/picochip/picochip.c: Likewise.
14059 * config/arc/arc.c: Likewise.
14060 * config/mcore/mcore.c: Likewise.
14061 * config/score/score.c: Likewise.
14062 * config/mips/mips.c: Likewise.
14063 * config/bfin/bfin.c: Likewise.
14064 * config/ia64/ia64.c: Likewise (disabled though).
14066 * config/frv/frv.h: Remove pointless remark.
14068 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14069 TARGET_PROMOTE_FUNCTION_ARGS,
14070 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14071 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14073 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
14075 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14076 -floop-parallelize-all.
14077 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14078 flag_loop_parallelize_all.
14079 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14080 * graphite.c (graphite_transform_loops): Same.
14081 * common.opt: Same.
14082 * graphite-poly.c (apply_poly_transforms): Same.
14084 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14086 PR tree-optimization/40914
14087 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14088 if set, then check the delta field of the PMF record.
14089 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14090 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14091 call is stored in the delta.
14093 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14095 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14097 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14099 * config/i386/bsd.h (ASM_BYTE): New define.
14100 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14101 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14102 .byte. Use fputs or putc instead of fprintf where appropriate.
14103 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14104 fputs or putc instead of fprintf where appropriate.
14105 * config/i386/i386elf.h: Ditto.
14106 * config/i386/sysv4.h: Ditto.
14108 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14109 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14110 (*tls_global_dynamic_64): Ditto.
14112 2009-07-31 Christian Bruel <christian.bruel@st.com>
14114 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14116 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14118 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14119 Remove dead code for MINUS.
14121 2009-07-31 Anthony Green <green@moxielogic.com>
14123 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14125 (moxie_expand_epilogue): Ditto for epilogue.
14126 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14127 incoming arguments.
14128 (moxie_function_arg): Ditto.
14129 (moxie_pass_by_reference): Ditto.
14130 (moxie_arg_partial_bytes): Ditto.
14131 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14132 (FUNCTION_ARG_ADVANCE) Ditto.
14133 (REG_PARM_STACK_SPACE) Ditto.
14134 (FUNCTION_ARG_REGNO_P) Dito.
14136 * config.gcc: Add moxie linux config support.
14137 * gcc/config/moxie/uclinux.h: New file.
14139 2009-07-31 DJ Delorie <dj@redhat.com>
14141 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14142 (UNSPECV_SP_SWITCH_E): New.
14143 (sp_switch_1): Change to an unspec.
14144 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14146 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14147 reference the new stack's address
14149 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14151 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14152 graphite-clast-to-gimple.o, graphite-dependences.o,
14153 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14154 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14155 (graphite-blocking.o,
14156 graphite-clast-to-gimple.o, graphite-dependences.o,
14157 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14158 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14159 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14160 * cfgloop.h (struct loop): Add can_be_parallel field.
14161 * common.opt (fgraphite-identity): Moved up.
14162 (fgraphite-force-parallel): New flag.
14163 * graphite.c: Rewrite.
14164 * graphite.h: Rewrite.
14165 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14167 * toplev.c (graphite_out_file): New file descriptor.
14168 (graphite_in_file): New.
14169 (process_options): flag_graphite_force_parallel cannot be used without
14171 * tree-ssa-loop.c: Include toplev.h.
14172 (gate_graphite_transforms): Enable flag_graphite for
14173 flag_graphite_force_parallel.
14175 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14177 * ChangeLog.graphite: New.
14178 * graphite-blocking.c: New.
14179 * graphite-clast-to-gimple.c: New.
14180 * graphite-clast-to-gimple.h: New.
14181 * graphite-dependences.c: New.
14182 * graphite-dependences.h: New.
14183 * graphite-interchange.c: New.
14184 * graphite-poly.c: New.
14185 * graphite-poly.h: New.
14186 * graphite-ppl.c: New.
14187 * graphite-ppl.h: New.
14188 * graphite-scop-detection.c: New.
14189 * graphite-scop-detection.h: New.
14190 * graphite-sese-to-poly.c: New.
14191 * graphite-sese-to-poly.h: New.
14195 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14197 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14198 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14200 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14202 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14203 (scev_is_linear_expression): Return false if the evolution is not
14204 affine multivariate.
14206 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14208 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14209 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14211 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14213 * tree-data-ref.c (debug_data_references): New.
14214 (debug_data_reference): New.
14215 * tree-data-ref.h (debug_data_references): Declared.
14216 (debug_data_reference): Declared.
14218 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14220 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14221 * tree-data-ref.h (scop_p): Removed.
14222 (struct data_reference): Remove field scop.
14223 (DR_SCOP): Removed.
14224 (stmt_simple_memref_p): Removed.
14226 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14228 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14229 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14232 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14234 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14236 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14238 * doc/invoke.texi (-fgraphite-identity): Documented.
14240 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14242 * tree-scalar-evolution.c: Fix comment.
14243 (instantiate_scev_1): Return unknow from scev instantiation if the
14244 result is not above instantiate_below.
14246 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14248 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14249 static anymore. Instantiate the symbols that may have been introduced
14251 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14254 2009-07-30 DJ Delorie <dj@redhat.com>
14256 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14257 .vliw directive to VLIW sections.
14259 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14261 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14263 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14264 (AUTOHEADER): New variable.
14265 ($(srcdir)/cstamp-h.in): Use it.
14267 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14268 Pat Haugen <pthaugen@us.ibm.com>
14269 Revital Eres <ERES@il.ibm.com>
14271 * config/rs6000/vector.md (VEC_F): Add VSX support.
14274 (mov<mode>): Ditto.
14275 (vector_load_<mode>): Ditto.
14276 (vector_store_<mode>): Ditto.
14277 (vector GPR move split): Ditto.
14278 (vec_reload_and_plus_<mptrsize>): Ditto.
14279 (vec_reload_and_reg_<mptrsize>): Ditto.
14280 (add<mode>3): Ditto.
14281 (sub<mode>3): Ditto.
14282 (mul<mode>3): Ditto.
14283 (neg<mode>2): Ditto.
14284 (abs<mode>2): Ditto.
14285 (smin<mode>3): Ditto.
14286 (smax<mode>3): Ditto.
14287 (vector_eq<mode>): Ditto.
14288 (vector_gt<mode>): Ditto.
14289 (vector_ge<mode>): Ditto.
14290 (vector_gtu<mode>): Ditto.
14291 (vector_select_<mode>_uns): Ditto.
14292 (vector_eq_<mode>_p): Ditto.
14293 (vector_gt_<mode>_p): Ditto.
14294 (vector_ge_<mode>_p): Ditto.
14295 (vector_gtu_<mode>_p): Ditto.
14296 (cr6_test_for_zero): Ditto.
14297 (cr6_test_for_zero_reverse): Ditto.
14298 (cr6_test_for_lt): Ditto.
14299 (cr6_test_for_lt_reverse): Ditto.
14300 (xor<mode>3): Ditto.
14301 (ior<mode>3): Ditto.
14302 (and<mode>3): Ditto.
14303 (one_cmpl<mode>2): Ditto.
14304 (nor<mode>2): Ditto.
14305 (andc<mode>2): Ditto.
14306 (float<VEC_int<mode>2): Ditto.
14307 (unsigned_float<VEC_int><mode>2): Ditto.
14308 (fix_trunc<mode><VEC_int>2): Ditto.
14309 (fixuns_trunc<mode><VEC_int>2): Ditto.
14311 (vec_set<mode>): Ditto.
14312 (vec_extract<mode>): Ditto.
14313 (vec_interleave_highv4sf): Ditto.
14314 (vec_interleave_lowv4sf): Ditto.
14315 (vec_realign_load_<mode>): Ditto.
14316 (vec_shl_<mode>): Ditto.
14317 (vec_shr_<mode>): Ditto.
14318 (div<mode>3): New patterns for VSX.
14319 (vec_interleave_highv2df): Ditto.
14320 (vec_interleave_lowv2df): Ditto.
14321 (vec_pack_trunc_v2df): Ditto.
14322 (vec_pack_sfix_trunc_v2df): Ditto.
14323 (vec_pack_ufix_trunc_v2df): Ditto.
14324 (vec_unpacks_hi_v4sf): Ditto.
14325 (vec_unpacks_lo_v4sf): Ditto.
14326 (vec_unpacks_float_hi_v4si): Ditto.
14327 (vec_unpacks_float_lo_v4si): Ditto.
14328 (vec_unpacku_float_hi_v4si): Ditto.
14329 (vec_unpacku_float_lo_v4si): Ditto.
14330 (movmisalign<mode>): Ditto.
14331 (vector_ceil<mode>2): New patterns for vectorizing math library.
14332 (vector_floor<mode>2): Ditto.
14333 (vector_btrunc<mode>2): Ditto.
14334 (vector_copysign<mode>3): Ditto.
14336 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14337 predicate for setting the high bit in each word, used for copysign.
14339 * config/rs6000/ppc-asm.h (f19): Whitespace.
14340 (f32-f63): Define if VSX.
14341 (v0-v31): Define if Altivec.
14342 (vs0-vs63): Define if VSX.
14344 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14346 * config/rs6000/power7.md: New file, provide tuning parameters for
14349 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14350 (rs6000_cpu_cpp_builtins): Ditto.
14351 (altivec_overloaded_builtins): Ditto.
14352 (altivec_resolve_overloaded_builtin): Ditto.
14354 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14355 debug switch to disable vectorizing simple math builtin
14358 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14359 Vectorize simple math builtin functions.
14360 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14361 hook to vectorize math builtins.
14362 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14363 (rs6000_builtin_conversion): Add VSX/power7 support.
14364 (rs6000_builtin_vec_perm): Ditto.
14365 (vsplits_constant): Add support for loading up a vector constant
14366 with just the high bit set in each part.
14367 (rs6000_expand_vector_init): Add VSX/power7 support.
14368 (rs6000_expand_vector_set): Ditto.
14369 (rs6000_expand_vector_extract): Ditto.
14370 (rs6000_emit_move): Ditto.
14371 (bdesc_3arg): Ditto.
14372 (bdesc_2arg): Ditto.
14373 (bdesc_1arg): Ditto.
14374 (rs6000_expand_ternop_builtin): Ditto.
14375 (altivec_expand_builtin): Ditto.
14376 (rs6000_expand_unop_builtin): Ditto.
14377 (rs6000_init_builtins): Ditto.
14378 (altivec_init_builtins): Ditto.
14379 (builtin_function_type): Ditto.
14380 (rs6000_common_init_builtins): Ditto.
14381 (rs6000_handle_altivec_attribute); Ditto.
14382 (rs6000_mangle_type): Ditto.
14383 (rs6000_vector_mode_supported_p): Ditto.
14384 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14385 are mode dependent.
14387 * config/rs6000/vsx.md: New file for VSX support.
14389 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14390 identifing values with just the most significant bit set.
14391 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14392 vectorized builtins.
14394 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14395 (UNSPEC_VRFIM): Delete.
14396 (splitter for loading up vector with most significant bit): New
14397 splitter for vectorizing copysign.
14398 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14399 vectorizing simple math functions.
14400 (altivec_vrfip): Add support for vectorizing simple math functions.
14401 (altivec_vrfim): Ditto.
14402 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14404 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14405 (power7.md, vsx.md): Include for power7 support.
14406 (copysigndf3): Use VSX instructions if -mvsx.
14407 (negdf2_fpr): Ditto.
14408 (absdf2_fpr): Ditto.
14409 (nabsdf2_fpr): Ditto.
14410 (adddf3_fpr): Ditto.
14411 (subdf3_fpr): Ditto.
14412 (muldf3_fpr): Ditto.
14413 (divdf3_fpr): Ditto.
14414 (fix_truncdfdi2_fpr): Ditto.
14415 (cmpdf_internal1): Ditto.
14416 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14417 (btruncdf2, btruncdf2_fpr): Ditto.
14418 (ceildf2, ceildf2_fpr): Ditto.
14419 (floordf2, floordf2_fpr): Ditto.
14420 (floatdidf2, floatdidf2_fpr): Ditto.
14421 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14422 (fmsubdf4_fpr): Ditto.
14423 (fnmadddf4_fpr_1): Ditto.
14424 (fnmadddf4_fpr_2): Ditto.
14425 (fnmsubdf4_fpr_1): Ditto.
14426 (fnmsubdf4_fpr_2): Ditto.
14427 (fixuns_truncdfdi2): Add expander for VSX support.
14428 (fix_truncdfdi2): Ditto.
14429 (fix_truncdfsi2): Ditto.
14430 (ftruncdf2): Ditto.
14431 (btruncsf2): Whitespace.
14432 (movdf_hardfloat32): Add support for VSX registers.
14433 (movdf_softfloat32): Ditto.
14434 (movdf_hardfloat64): Ditto.
14435 (movdf_hardfloat64_mfpgpr): Ditto.
14436 (movdf_softfloat64): Ditto.
14437 (movti splitters): Add check for vector registers supporting
14438 TImode in the future.
14439 (bpermd): Add power7 bpermd instruction.
14441 * config/rs6000/altivec.h (vec_div): Define if VSX.
14444 (vec_nmadd): Ditto.
14445 (vec_nearbyint): Ditto.
14448 (all predicates): Use the generic builtin function, and not the V4SF
14449 specific function so that the predicates will work with VSX's V2DF.
14450 (vec_all_*): Ditto.
14451 (vec_any_*): Ditto.
14453 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14454 Document new VSX functions and types.
14456 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14459 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14460 "wa", and "j" constraints. Modify "v" to talk about Altivec
14461 instead of just vector.
14463 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14466 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14467 location for phi arguments.
14468 (rewrite_update_phi_arguments): Find locations for reaching defs.
14469 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14470 Add location to add_phi_arg calls.
14471 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14472 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14473 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14474 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14475 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14476 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14477 * tree-phinodes.c (make_phi_node): Initialize location.
14478 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14479 (add_phi_arg): Add location parameter.
14480 (remove_phi_arg_num): Move location when moving phi argument.
14481 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14483 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14484 slpeel_update_phi_nodes_for_guard1,
14485 slpeel_update_phi_nodes_for_guard2,
14486 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14487 vect_loop_versioning): Set locations.
14488 * tree-parloops.c (create_phi_for_local_result,
14489 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14490 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14491 * tree-vect-loop.c (get_initial_def_for_induction,
14492 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14494 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14495 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14496 (gimple_phi_arg_set_location): New. Set locus.
14497 (gimple_phi_arg_has_location): New. Check for locus.
14498 (redirect_edge_var_map_location): New. Return locus from var_map.
14499 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14500 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14501 combining PHI arguments.
14502 (cond_store_replacement): Set location.
14503 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14504 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14505 scop_add_exit_phis_edge): Add locations.
14506 * tree-cfgcleanup.c (remove_forwarder_block,
14507 remove_forwarder_block_with_phi): Add locations.
14508 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14509 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14511 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14512 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14513 flush_pending_stmts): Add source location.
14514 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14515 stack to preserve locations.
14516 * tree-vect-stmts.c (vectorizable_load): Add location.
14517 * tree-inline.c (copy_phis_for_bb): Copy locus.
14518 (setup_one_parameter): Add call locus to inlined parameter stmts.
14519 (initialize_inlined_parameters): Pass in call location as parameter
14521 (tree_function_versioning): Pass location to setup_one_parameter.
14522 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14523 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14524 copy and edge lists.
14525 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14526 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14527 locus parameter and override the stmt default if provided.
14528 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14529 elim_graph_add_edge, elim_graph_remove_succ_edge,
14530 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14531 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14532 eliminate_phi): Add locus info in elimination graph for each edge and
14534 (insert_backedge_copies): Copy locus if present.
14535 * tree-flow.h (struct _edge_var_map): Add locus field.
14536 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14537 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14538 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14540 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14542 2009-07-30 Martin Jambor <mjambor@suse.cz>
14544 PR tree-optimization/40570
14545 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14546 use inlining loops.
14548 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14550 * ssa-loop-manip.c: Include langhooks.h.
14551 (rewrite_phi_with_iv): New.
14552 (rewrite_all_phi_nodes_with_iv): New.
14553 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14554 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14555 * tree-parloops.c (loop_parallel_p): Move out all conditions
14556 except dependency check.
14557 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14558 (gen_parallel_loop): Call canonicalize_loop_ivs without
14559 reduction_list argument.
14560 (build_new_reduction): New.
14561 (gather_scalar_reductions): New.
14562 (try_get_loop_niter): New.
14563 (try_create_reduction_list): New.
14564 (parallleize_loops): Change the parallel conditions check.
14565 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14566 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14568 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14570 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14572 * doc/options.texi (Option properties): Mention new quoting syntax.
14574 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14576 * config/alpha/alpha.c (alpha_start_function):
14577 Handle VMS_DEBUG_MAIN_POINTER
14578 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14579 * doc/invoke.texi: Document -mdebug-main switch.
14581 2009-07-29 Richard Henderson <rth@redhat.com>
14583 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14584 (cgraph_create_edge_including_clones): Likewise.
14585 * tree-inline.c (copy_bb): Operate on the correct edges
14586 when updating the callgraph.
14588 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14590 * config/alpha/vms-cc.c: Deleted.
14591 * config/alpha/vms-ld.c: Deleted.
14592 * config/alpha/t-vms64: Moved to config/vms
14593 * config/alpha/vms-crt0-64.c: Moved to config/vms
14594 * config/alpha/vms-crt0.c: Moved to config/vms
14595 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14596 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14597 * config/alpha/xm-vms.h: Moved to config/vms
14598 * config/alpha/x-vms: Moved to config/vms
14599 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14601 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14602 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14604 * config/vms/t-vms64: Moved here from config/alpha
14605 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14606 (argc,argv,envp): Enforce 32bit malloc'ing.
14607 * config/vms/vms-psxcrt0-64.c: Likewise.
14608 * config/vms/vms-crt0.c: Moved here from config/alpha.
14609 * config/vms/vms-psxcrt0.c: Likewise.
14610 * config/vms/vms-crtl-64.h: New file.
14611 * config/vms/vms-crtl.h: New file.
14612 * config/vms/vms.opt: New file.
14613 * config/vms/xm-vms64.h: New file.
14614 * config/vms/xm-vms.h: Moved here from config/alpha.
14615 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14617 * config/vms/x-vms: Moved here from config/alpha.
14618 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14619 (vms-ld.o, vms-cc.o): Removed.
14620 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14622 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14624 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14625 correct stack (obvious VMS fix).
14627 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14629 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14630 date, version info if VMS_DEBUGGING_INFO defined.
14631 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14632 size, date calculating code moved here.
14634 2009-07-29 Paul Brook <paul@codesourcery.com>
14636 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14639 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14642 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14643 to DImode when generating insq_le insn.
14645 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14647 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14648 New macro set for VMS_DEBUGGGING_INFO.
14649 (AT_string_form): Use it.
14651 2009-07-28 DJ Delorie <dj@redhat.com>
14653 * config/mep/mep.c (vtext_section): New.
14654 (vftext_section): New.
14655 (ftext_section): New.
14656 (mep_select_section): Add support for functions.
14657 (mep_unique_section): Likewise.
14658 (mep_asm_init_sections): Likewise.
14659 (mep_encode_section_info): Remove it from here.
14661 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14663 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14665 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14666 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14668 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14670 * dwarf2out.c (output_file_names): Test new macro
14671 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14672 (add_comp_dir_attribute): Likewise.
14674 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14676 * config/i386/mingw-w64.h (LINK_SPEC): Add
14677 separating space between commands.
14679 2009-07-28 Jan Hubicka <jh@suse.cz>
14681 PR tree-optimization/40759
14682 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14685 2009-07-27 DJ Delorie <dj@redhat.com>
14687 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14688 types are dword-aligned.
14689 (mep_expand_va_start): Likewise.
14691 2009-07-27 Olivier Hainque <hainque@adacore.com>
14692 Douglas B Rupp <rupp@gnat.com>
14694 * convert.c (convert_to_pointer): Don't assume the target
14695 pointer type is POINTER_SIZE long. Fetch its precision instead.
14697 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14699 * system.h (fopen): Undefine if macro.
14701 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14703 * dwarf2out.c (output_cfi_p): Removed.
14704 (output_cfis): New function.
14705 (output_fde): New function, split from output_call_frame_info.
14706 (output_call_frame_info): Use it.
14707 (dwarf2out_switch_text_section): Use output_cfis.
14709 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14711 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14712 TARGET_BI_ARCH is specified without enabling SJLJ.
14713 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14714 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14716 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14718 * arm.md (negdi2): Use DImode if forcing a value into a register.
14720 2009-07-26 Ira Rosen <irar@il.ibm.com>
14722 PR tree-optimization/40801
14723 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14724 of vector operand from the previous copy of vector statement.
14725 Pass the correct definition type value to
14726 vect_get_vec_def_for_stmt_copy().
14728 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14730 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14731 const char ** conversion.
14733 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14735 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14736 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14737 (gcc_unreachable): Invoke __builtin_unreachable() if
14738 !ENABLE_ASSERT_CHECKING.
14740 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14742 PR rtl-optimization/40445
14743 * emit-rtl.c (next_nonnote_insn_bb): New function.
14744 * rtl.h (next_nonnote_insn_bb): Declare new function.
14745 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14746 with no successors that is the successor of the ENTRY_BLOCK.
14747 Continue from the top after removing an empty fallthrough block.
14748 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14749 of next_nonnote_insn.
14751 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14753 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14755 2009-07-25 Martin Jambor <mjambor@suse.cz>
14757 * c-common.c (c_common_attribute_table): New element for noclone.
14758 (handle_noclone_attribute): New function. Forward-declare.
14759 * tree-inline.c (tree_versionable_function_p): Check for noclone
14761 * doc/extend.texi (Labels as Values): Document need for noclone.
14762 (Function Attributes): Document noclone attribute.
14764 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14766 PR rtl-optimization/34999
14767 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14768 and dw_fde_switched_cold_to_hot fields.
14769 (output_cfi_p): New function.
14770 (output_call_frame_info): If fde->dw_fde_switched_sections,
14771 output 2 FDEs instead of one with corrupted header.
14772 (dwarf2out_do_cfi_startproc): New function.
14773 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14774 and fde->dw_fde_switched_cold_to_hot.
14775 (dwarf2out_switch_text_section): Compute
14776 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14777 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14778 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14779 Otherwise, compute fde->dw_fde_switch_cfi.
14781 2009-07-24 Cary Coutant <ccoutant@google.com>
14783 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14785 2009-07-24 Cary Coutant <ccoutant@google.com>
14787 * cfghooks.c (split_block): Copy discriminator to new block.
14788 * tree-cfg.c (assign_discriminator): Check location of last
14789 instruction in block as well as first.
14791 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14793 * config/i386/linux.c: Use fputs or putc instead of fprintf
14795 * config/i386/gas.h: Ditto.
14796 * config/i386/x86-64.h: Ditto.
14797 * config/i386/att.h: Ditto.
14799 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14801 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14804 2009-07-24 Martin Jambor <mjambor@suse.cz>
14806 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14807 (ipa_push_func_to_list_1): Declare.
14808 (ipa_push_func_to_list): New function.
14810 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14811 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14812 (ipa_push_func_to_list): Removed.
14813 (ipa_pop_func_from_list): Clear node_enqueued flag.
14815 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14817 * config/s390/s390.c (override_options): Default
14818 max-unrolled-insns to 100 for z10 tuning.
14820 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14822 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14823 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14824 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14825 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14826 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14827 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14828 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14830 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14832 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14833 use default set in mingw32.h header.
14834 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14835 64-bit /mingw/include path.
14836 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14839 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14841 PR rtl-optimization/40209
14842 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14844 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14846 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14847 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14848 with the rest of string where appropriate. Use fputs or putc
14849 instead of fprintf where appropriate.
14851 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14852 Pat Haugen <pthaugen@us.ibm.com>
14853 Revital Eres <ERES@il.ibm.com>
14855 * config/rs6000/vector.md: New file. Move most of the vector
14856 expander support here from altivec.md to allow for the VSX vector
14857 unit in the future. Add support for secondary_reload patterns.
14858 Rewrite the patterns for vector comparison, and vector comparison
14859 predicate instructions so that the RTL expresses the desired
14860 behavior, instead of using unspec.
14862 * config/rs6000/constraints.md ("f" constraint): Use
14863 rs6000_constraints to hold the precalculated register class.
14864 ("d" constraint): Ditto.
14865 ("wd" constraint): New constraint for VSX.
14866 ("wf" constraint): Ditto.
14867 ("ws" constraint): Ditto.
14868 ("wa" constraint): Ditto.
14869 ("wZ" constraint): Ditto.
14870 ("j" constraint): Ditto.
14872 * config/rs6000/predicates.md (vsx_register_operand): New
14874 (vfloat_operand): New predicate for vector.md.
14875 (vint_operand): Ditto.
14876 (vlogical_operand): Ditto.
14877 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14878 (easy_vector_constant): Add VSX support.
14879 (altivec_indexed_or_indirect_operand): New predicate for
14880 recognizing Altivec style memory references with AND -16.
14882 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14883 for vector secondary reload support.
14884 (rs6000_vector_reg_class): Delete, replacing it with
14885 rs6000_constraints.
14886 (rs6000_vsx_reg_class): Ditto.
14887 (rs6000_constraints): New array to hold the register classes of
14888 each of the register constraints that can vary at runtime.
14889 (builtin_mode_to_type): New static array for builtin function type
14891 (builtin_hash_table): New static hash table for builtin function
14893 (TARGET_SECONDARY_RELOAD): Define target hook.
14894 (TARGET_IRA_COVER_CLASSES): Ditto.
14895 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14896 registers are 128 bits if VSX memory reference instructions are used.
14897 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14898 unit is being used.
14899 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14900 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14901 Print several of the scheduling related parameters.
14902 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14903 rs6000_constraints instead of rs6000_vector_reg_class. Move
14904 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14905 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14906 Altivec. Add VSX support. Setup for secondary reload support on
14907 Altivec/VSX registers.
14908 (rs6000_override_options): Make power7 set the scheduling groups
14909 like the power5. Add support for new debug switches to override
14910 the scheduling defaults. Temporarily disable -mcpu=power7 from
14911 setting -mvsx. Add support for debug switches -malways-hint,
14912 -msched-groups, and -malign-branch-targets.
14913 (rs6000_buitlin_conversion): Add support for returning unsigned
14914 vector conversion functions to fix regressions due to stricter
14916 (rs6000_builtin_mul_widen_even): Ditto.
14917 (rs6000_builtin_mul_widen_odd): Ditto.
14918 (rs6000_builtin_vec_perm): Ditto.
14919 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14920 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14921 to zero a register.
14922 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14923 generated upstream.
14924 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14925 VSX types for bit operations. Changes to accomidate vector.md.
14926 (bdesc_2arg): Ditto.
14927 (bdesc_1arg): Ditto.
14928 (struct builtin_description_predicates): Rewrite predicate
14929 handling so that RTL describes the operation, instead of passing
14930 the instruction to be used as a string argument.
14931 (bdesc_altivec_preds): Ditto.
14932 (altivec_expand_predicate_builtin): Ditto.
14933 (altivec_expand_builtin): Ditto.
14934 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14935 statement for vsldoi support.
14936 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14937 (altivec_expand_st_builtin): Ditto.
14938 (paired_expand_builtin): Whitespace changes.
14939 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14940 builtin_mode_to_type table for secondary reload. Call
14941 builtin_function_type to build random builtin functions.
14942 (altivec_init_builtins): Change to use builtin_function_type to
14943 create builtin function types dynamically as we need them.
14944 (builtin_hash_function): New support for hashing the tree types
14945 for builtin function as we need it, rather than trying to build
14946 all of the trees that we need. Add initial preliminary VSX support.
14947 (builtin_function_type): Ditto.
14948 (builtin_function_eq): Ditto.
14949 (builtin_hash_struct): Ditto.
14950 (rs6000_init_builtins): Ditto.
14951 (rs6000_common_init_builtins): Ditto.
14952 (altivec_init_builtins): Ditto.
14953 (rs6000_common_init_builtins): Ditto.
14954 (enum reload_reg_type): New enum for simplifing reg classes.
14955 (rs6000_reload_register_type): Simplify register classes into GPR,
14956 Vector, and other registers. Altivec and VSX addresses in reload.
14957 (rs6000_secondary_reload_inner): Ditto.
14958 (rs6000_ira_cover_classes): New target hook, that returns the
14959 appropriate cover classes, based on -mvsx being used or not.
14960 (rs6000_secondary_reload_class): Add VSX support.
14961 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14962 (get_vsel_insn): Ditto.
14963 (rs6000_emit_vector_compare): Rewrite vector conditional support
14964 so that where we can, we use RTL operators, instead of blindly use
14966 (rs6000_emit_vector_select): Ditto.
14967 (rs6000_emit_vector_cond_expr): Ditto.
14968 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14969 (create_TOC_reference): Add -mdebug=addr support.
14970 (emit_frame_save): VSX loads/stores need register indexed addressing.
14972 * config/rs6000/rs6000.md: Include vector.md.
14974 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14976 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14977 support for V2DI, V2DF in logical, permute, select operations.
14979 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14980 switch for vsx/power7.
14981 (-mvsx-scalar-memory): Ditto.
14982 (-mvsx-align-128): Ditto.
14983 (-mallow-movmisalign): Ditto.
14984 (-mallow-df-permute): Ditto.
14985 (-msched-groups): Ditto.
14986 (-malways-hint): Ditto.
14987 (-malign-branch-targets): Ditto.
14989 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14991 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14992 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14993 (rs6000_vector_reg_class): Delete.
14994 (rs6000_vsx_reg_class): Ditto.
14995 (enum rs6000_reg_class_enum): New enum for the constraints that
14996 vary based on target switches.
14997 (rs6000_constraints): New array to hold the register class for all
14998 of the register constraints that vary based on the switches used.
14999 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
15000 (enum rs6000_builtins): Add unsigned varients for the builtin
15001 declarations returned by target hooks for expanding multiplies,
15002 select, and permute operations. Add VSX builtins.
15003 (enum rs6000_builtin_type_index): Add entries for VSX.
15004 (V2DI_type_node): Ditto.
15005 (V2DF_type_node): Ditto.
15006 (unsigned_V2DI_type_node): Ditto.
15007 (bool_long_type_node): Ditto.
15008 (intDI_type_internal_node): Ditto.
15009 (uintDI_type_internal_node): Ditto.
15010 (double_type_internal_node): Ditto.
15012 * config/rs6000/altivec.md (whole file): Move all expanders to
15013 vector.md from altivec.md. Rename insn matching functions to be
15015 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15016 (altivec_vcmp*): Ditto.
15017 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15018 (VM): New iterator for moves that includes the VSX types.
15019 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
15020 (altivec_vperm_<mode>_uns): New, for unsigned types.
15021 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15022 (altivec_eq<mode>): Ditto.
15023 (altivec_gt<mode>): Ditto.
15024 (altivec_gtu<mode>): Ditto.
15025 (altivec_eqv4sf): Ditto.
15026 (altivec_gev4sf): Ditto.
15027 (altivec_gtv4sf): Ditto.
15028 (altivec_vcmpbfp_p): Ditto.
15030 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
15032 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15035 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15038 * config/i386/i386.c (output_387_ffreep): Rewrite to use
15039 ASM_SHORT instead of .word.
15040 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15041 instead of .word in asm template.
15043 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
15046 * ira-lives.c (bb_has_abnormal_call_pred): New function.
15047 (process_bb_node_lives): Use it.
15049 * ira.c (setup_cover_and_important_classes): Don't setup
15050 ira_important_class_nums. Add cover classes to the end of
15052 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15054 (find_reg_class_closure): Use reorder_important_classes.
15056 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15058 * config/i386/i386.c (i386_ira_cover_classes): New function.
15059 (TARGET_IRA_COVER_CLASSES): Redefine.
15061 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15062 importance of order of cover classes in the array.
15064 2009-07-22 Diego Novillo <dnovillo@google.com>
15066 * tree-pass.h (TDF_EH): Define.
15067 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15068 contains TDF_EH, print the EH region number holding GS.
15069 * tree-dump.c (dump_options): Add "eh".
15070 * doc/invoke.texi: Document it.
15072 2009-07-22 Doug Kwan <dougkwan@google.com>
15074 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15076 2009-07-22 Michael Matz <matz@suse.de>
15078 PR tree-optimization/35229
15079 PR tree-optimization/39300
15081 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15082 (inhibit_phi_insertion): New function.
15083 (insert_into_preds_of_block): Call it for REFERENCEs.
15084 (init_pre): Initialize and finalize scalar evolutions.
15085 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15087 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15089 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15090 Use CONST_VECTOR_NUNITS to determine number of elements.
15092 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15094 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15095 (U, W): Constraints are now deprecated and will be removed if we
15096 run out of letters.
15097 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15099 ("prefetch"): Add the stcmh instruction for prefetching.
15100 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15102 (s390_short_displacement): Return always true if compiling for
15103 machines not providing the long displacement facility.
15104 (s390_mem_constraint): Support the new constraint letter Z.
15105 (s390_check_qrst_address): New function.
15107 2009-07-21 DJ Delorie <dj@redhat.com>
15109 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15112 2009-07-21 Jason Merrill <jason@redhat.com>
15114 * c-common.c (max_tinst_depth): Increase default to 1024.
15116 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15118 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15119 (vec_unpacku_float_lo_v4si): Ditto.
15121 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15124 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15125 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15126 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15127 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15129 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15131 PR tree-optimization/40813
15132 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15135 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15137 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15138 with a NOP_EXPR if needed.
15140 2009-07-21 Paul Brook <paul@codesourcery.com>
15142 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15143 Terminate debug dump with newline.
15145 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15147 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15148 Cast "1" to unsigned HOST_WIDE_INT.
15149 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15150 deposit length to the maximum length - lsb. Extend length if
15151 HOST_BITS_PER_WIDE_INT is 32.
15153 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15155 * cgraph.h (constant_pool_htab): New function.
15156 (constant_descriptor_tree): Move from varasm.c.
15157 * varasm.c (constant_pool_htab): New function.
15158 (constant_descriptor_tree): Move to cgraph.h.
15160 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15162 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15164 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15166 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15169 2009-07-20 Xinliang David Li <davidxl@google.com>
15171 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15173 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15175 * config/mips/mips.md (move_type): Add arith.
15176 (type): Handle arith.
15177 (zero_extendsidi2): Rename this into ...
15178 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15179 (zero_extendsidi2): New expander.
15180 (*zero_extendsidi2_dext): New pattern.
15182 2009-07-20 Nick Clifton <nickc@redhat.com>
15184 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15185 to set MIPS_ABI_DEFAULT.
15186 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15188 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15190 * tree-object-size.c (addr_object_size): Handle unions with
15191 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15193 PR tree-optimization/40792
15194 * tree.c (build_function_type_skip_args): Remove bogus assert.
15196 2009-07-20 Jan Hubicka <jh@suse.cz>
15197 Martin Jambor <mjambor@suse.cz>
15199 * cgraph.h (combined_args_to_skip): New field.
15200 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15201 combined_args_to_skip and args_to_skip.
15202 * tree-inline.c (update_clone_info): New function.
15203 (tree_function_versioning): Call update_clone_info.
15204 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15206 (cgraph_materialize_all_clones): More extensive dumping, working
15207 with combined_args_to_skip rather than args_to_skip.
15209 2009-07-20 Ira Rosen <irar@il.ibm.com>
15211 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15212 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15213 (get_initial_def_for_reduction): Likewise.
15214 (vectorizable_reduction): Skip the check of first operand in case
15215 of COND_EXPR. Add check that it is outer loop vectorization if
15216 nested cycle was detected. Call vectorizable_condition() for
15217 COND_EXPR. If reduction epilogue cannot be created do not fail for
15218 nested cycles (if it is not double reduction). Assert that there
15219 is only one type in the loop in case of COND_EXPR. Call
15220 vectorizable_condition() to vectorize COND_EXPR.
15221 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15222 Add parameters. Allow nested cycles if called from
15223 vectorizable_reduction(). Use reduction vector variable if provided.
15224 (vect_analyze_stmt): Call vectorizable_reduction() before
15225 vectorizable_condition().
15226 (vect_transform_stmt): Update call to vectorizable_condition().
15228 2009-07-20 Christian Bruel <christian.bruel@st.com>
15230 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15231 * doc/invoke.texi (-mfmovd): Likewise.
15232 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15234 2009-07-20 Jan Hubicka <jh@suse.cz>
15236 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15237 when handling SSA name.
15239 2009-07-19 Jan Hubicka <jh@suse.cz>
15241 PR tree-optimization/40676
15242 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15243 virtual PHIs in empty BBs.
15245 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15247 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15248 re-expanded the compound use gen_lowpart instead to convert to the
15251 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15253 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15254 OUTER_CONST arguments.
15255 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15256 the new wider mode will be masked off.
15257 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15259 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15261 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15262 high-order bits are zero.
15264 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15266 * combine.c (simplify_shift_const_1): Split code to determine
15267 shift_mode into ...
15268 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15269 new bits shifted in are identical to the old sign bit.
15271 2009-07-18 Richard Guenther <rguenther@suse.de>
15274 * gimplify.c (gimplify_call_expr): Reject code using results from
15275 functions returning void.
15277 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15279 * doc/md.texi: Document the new PowerPC "es" constraint.
15280 Document that "m" can include automodified addresses on this target,
15281 and explain how %U must be used. Extend the "Q" and "Z" documentation
15282 to suggest "es" as well as "m".
15283 * config/rs6000/constraints.md (es): New memory constraint.
15284 (Q, Z): Update strings to match new documentation.
15286 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15288 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15289 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15290 * config/rs6000/predicates.md (volatile_mem_operand): Use
15291 offsettable_nonstrict_memref_p.
15292 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15293 (*floatunssidf2_internal): Likewise.
15294 (*fix_truncdfsi2_internal): Likewise.
15295 (*fix_trunctfsi2_internal): Likewise.
15297 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15299 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15300 atmega32u2 devices.
15301 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15303 2009-07-17 Richard Guenther <rguenther@suse.de>
15306 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15307 (pass_warn_unused_result): Likewise.
15308 (TODO_set_props): Remove.
15309 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15311 (pass_diagnose_omp_blocks): Define.
15312 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15313 (c_gimple_diagnostics_recursively): Remove.
15314 (finish_function): Do not call it.
15315 (c_write_global_declarations): Continue after errors.
15316 Finalize the CU here.
15317 * c-gimplify.c (c_genericize): Do not gimplify here.
15318 * c-common.c (c_warn_unused_result): Move ...
15319 * tree-cfg.c (do_warn_unused_result): ... here.
15320 (run_warn_unused_result): New function.
15321 (gate_warn_unused_result): New function.
15322 (pass_warn_unused_result): New pass.
15323 * c-common.h (c_warn_unused_result): Remove.
15324 * flags.h (flag_warn_unused_result): Declare.
15325 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15326 * opts.c (flag_warn_unused_result): Initialize to false.
15327 * toplev.c (compile_file): Add comment.
15328 * omp-low.c (create_omp_child_function): Do not register
15329 the function with the frontend.
15330 (diagnose_omp_structured_block_errors): Prepare to be
15331 called as optimization pass.
15332 (gate_diagnose_omp_blocks): New function.
15333 (pass_diagnose_omp_blocks): New pass.
15334 * cgraph.h (cgraph_optimize): Remove.
15335 (cgraph_analyze_function): Likewise.
15336 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15337 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15338 before their parents here.
15339 (cgraph_finalize_function): Not here.
15340 (cgraph_analyze_function): Gimplify functions here.
15341 (cgraph_finalize_compilation_unit): Continue after errors.
15342 Optimize the callgraph from here.
15343 (cgraph_optimize): Make static.
15344 * langhooks.c (write_global_declarations): Finalize the CU.
15345 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15346 (gimplify_function_tree): Assert we gimplify only once.
15347 Set PROP_gimple_any property.
15348 * tree-nested.c (gimplify_all_functions): New function.
15349 (lower_nested_functions): Gimplify all nested functions.
15350 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15351 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15352 and pass_diagnose_omp_blocks after gimplification. Do not
15353 set TODO_set_props on all_lowering_passes.
15354 (execute_one_pass): Do not handle TODO_set_props.
15355 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15356 (gimplify.o): Add tree-pass.h dependency.
15357 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15358 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15359 (unsave_r): Likewise.
15360 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15361 temporary variable.
15363 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15365 * doc/service.texi (Service): Restore previously removed link,
15366 which isn't broken after all.
15368 2009-07-17 Richard Guenther <rguenther@suse.de>
15370 PR tree-optimization/40321
15371 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15372 PHI nodes to the maximal set.
15373 (make_values_for_phi): Add PHI arguments to the maximal set.
15374 (execute_pre): Dump PHI_GEN and the maximal set.
15376 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15379 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15382 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15384 * doc/extend.texi (Nested Functions): Replace broken link with
15386 * doc/service.texi (Service): Remove broken link.
15388 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15391 * builtins.c (expand_builtin_memcmp): Use loc instead of
15392 EXPR_LOCATION (exp).
15393 (expand_builtin_strncmp): Likewise.
15395 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15396 Manuel López-Ibáñez <manu@gcc.gnu.org>
15399 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15400 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15401 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15402 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15403 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15404 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15405 tree-inline.c, c-common.c, c-common.h, gimple.c,
15406 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15407 convert.c: Add location argument to fold_{unary,binary,ternary},
15408 fold_build[123], build_call_expr, build_size_arg,
15409 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15410 fold_build1_initializer, fold_build2_initializer,
15411 fold_build3_initializer, fold_build_call_array,
15412 fold_build_call_array_initializer, fold_single_bit_test,
15413 omit_one_operand, omit_two_operands, invert_truthvalue,
15414 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15415 combine_comparisons, fold_builtin_*, fold_call_expr,
15416 build_range_check, maybe_fold_offset_to_address, round_up,
15419 2009-07-16 Jason Merrill <jason@redhat.com>
15422 * c-common.c (c_common_reswords): Add __is_standard_layout
15424 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15425 * doc/implement-cxx.texi: New.
15426 * doc/gcc.texi: Include it.
15428 2009-07-16 DJ Delorie <dj@redhat.com>
15430 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15431 compares that may be indirectly affected by previous instructions.
15433 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15435 * builtins.c (do_mpc_arg2): New.
15436 (fold_builtin_2): Fold builtin cpow.
15437 * real.h (HAVE_mpc_pow): New.
15439 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15441 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15442 comparison to skip unprofitable schedule
15444 2009-07-16 Simon Baldwin <simonb@google.com>
15446 * gcc.c (option_map): New flag -no-canonical-prefixes.
15447 * (display_help): Print help text for new flag.
15448 * (process_command): Move options translation and language specifics
15449 and handle new flag early. Use it to set a function pointer to a
15450 prefix builder. Replace make_relative_prefix calls with calls to
15451 the function pointed to. Ignore new flag in regular options handling.
15452 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15454 2009-07-15 DJ Delorie <dj@redhat.com>
15456 * config/mep/mep.md (sibcall_internal): Change register to avoid
15457 argument registers.
15458 (sibcall_value_internal): Likewise.
15460 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15462 PR rtl-optimization/40710
15463 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15465 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15467 * config/mips/mips.md (*extenddi_truncate<mode>,
15468 *extendsi_truncate<mode>): Change type attribute to move_type
15469 with shift_shift. Split out code handling exts from here ...
15470 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15472 (*extendhi_truncateqi): Change type attribute to move_type with
15473 shift_shift. Split out code handling exts from here ...
15474 (*extendhi_truncateqi_exts): ... to this new pattern.
15476 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15478 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15479 instead of "and" with inverted sign bit mask value. Use
15480 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15481 Allocate registers only for operand 4 and operand 5.
15483 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15485 PR middle-end/40747
15486 * fold-const.c (fold_cond_expr_with_comparison): When folding
15487 < and <= to MIN, make sure the MIN uses the same type as the
15488 comparison's operands.
15490 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15492 * arm.md (ior_xor): New code iterator.
15493 (split for ior/xor with shift and zero-extend): New split pattern.
15494 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15496 2009-07-15 Richard Guenther <rguenther@suse.de>
15498 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15501 2009-07-15 Richard Guenther <rguenther@suse.de>
15503 PR middle-end/40753
15504 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15506 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15508 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15509 handle 2.6.30 kernel.
15511 2009-07-15 DJ Delorie <dj@redhat.com>
15513 * config/mep/mep.md (sibcall_internal): Change register to allow
15514 for 24-bit addresses.
15515 (sibcall_value_internal): Likewise.
15517 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15519 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15520 that are enabled/disabled by the flags introduced by a previous patch.
15522 2009-07-14 DJ Delorie <dj@redhat.com>
15524 * config/mep/mep.md (sibcall_internal): Include non-toggling
15526 (sibcall_value_internal): Likewise.
15528 2009-07-14 Taras Glek <tglek@mozilla.com>
15529 Rafael Espindola <espindola@google.com>
15531 * doc/sourcebuild.texi: Document install-plugin target.
15532 * configure.ac: Added install-plugin target to language makefiles.
15533 * configure: Regenerate.
15534 * Makefile.in (install-plugin): Install more headers,
15535 depend on lang.install-plugin.
15537 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15539 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15542 2009-07-14 DJ Delorie <dj@redhat.com>
15544 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15545 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15546 * config/mep/mep.md (sibcall_internal): Change test from
15547 mep_vliw_mode_match to mep_vliw_jmp_match.
15548 (sibcall_value_internal): Likewise.
15550 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15552 * config/i386/sse.md (copysign<mode>3): New expander.
15553 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15554 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15555 Use ix86_build_const_vector.
15556 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15557 IX86_BUILTIN_CPYSGNPD.
15558 (builtin_description): Add __builtin_ia32_copysignps and
15559 __builtin_ia32_copysignpd.
15560 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15561 and BUILT_IN_COPYSIGNF.
15563 2009-07-13 Jason Merrill <jason@redhat.com>
15565 * builtins.c (can_trust_pointer_alignment): New fn.
15566 (get_pointer_alignment): Factor it out from here.
15567 * tree.h: Declare it.
15569 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15571 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15574 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15578 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15580 2009-07-14 Richard Guenther <rguenther@suse.de>
15581 Andrey Belevantsev <abel@ispras.ru>
15583 PR middle-end/40745
15584 * cfgexpand.c (partition_stack_vars): Do not bother to update
15585 alias information when not optimizing.
15587 2009-07-14 Richard Guenther <rguenther@suse.de>
15588 Andrey Belevantsev <abel@ispras.ru>
15590 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15591 (pt_solution_set): Likewise.
15592 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15593 * tree-ssa-structalias.c (pt_solution_set): New function.
15594 * final.c (rest_of_clean_state): Free SSA data structures.
15595 * print-rtl.c (print_decl_name): Remove.
15596 (print_mem_expr): Implement in terms of print_generic_expr.
15597 * alias.c (ao_ref_from_mem): New function.
15598 (rtx_refs_may_alias_p): Likewise.
15599 (true_dependence): Query alias-export info.
15600 (canon_true_dependence): Likewise.
15601 (write_dependence_p): Likewise.
15602 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15604 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15605 (mem_expr_equal_p): Use operand_equal_p.
15606 (set_mem_attributes_minus_bitpos): Do not use
15607 component_ref_for_mem_expr.
15608 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15609 (update_alias_info_with_stack_vars): Likewise.
15610 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15611 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15612 explicitly nor clear stmt operands.
15613 Free the decl-to-pointer map.
15614 * tree-optimize.c (execute_free_datastructures): Do not free
15615 SSA data structures here.
15616 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15617 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15618 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15620 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15622 2009-07-13 DJ Delorie <dj@redhat.com>
15624 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15625 unrolling at the right iteration count.
15627 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15630 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15632 * haifa-sched.c (rank_for_schedule): Introduced flags to
15633 enable/disable individual scheduling heuristics.
15634 * common.opt: Introduced flags to enable/disable individual
15635 heuristics in the scheduler.
15636 * doc/invoke.texi: Introduced flags to enable/disable individual
15637 heuristics in the scheduler.
15639 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15641 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15642 config/i386/mingw-tls.c.
15643 * config/i386/mingw-tls.c: Removed.
15645 2009-07-13 Ira Rosen <irar@il.ibm.com>
15647 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15648 checks access only relevant statements.
15649 (vectorizable_reduction): Likewise.
15651 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15653 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15654 just for 32-bit case.
15656 2009-07-12 Jan Hubicka <jh@suse.cz>
15658 PR tree-optimization/40585
15659 * except.c (expand_resx_expr): When there already is resume
15660 instruction, produce linked list.
15661 (build_post_landing_pads): Assert that resume is empty.
15662 (connect_post_landing_pads): Handle resume lists.
15663 (dump_eh_tree): Dump resume list.
15665 2009-07-12 Ira Rosen <irar@il.ibm.com>
15667 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15668 with additional argument.
15669 * tree-vectorizer.h (enum vect_def_type): Add
15670 vect_double_reduction_def.
15671 (vect_is_simple_reduction): Add argument.
15672 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15674 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15675 vect_is_simple_reduction with additional argument.
15676 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15678 (reduction_code_for_scalar_code): Handle additional codes by
15679 returning ERROR_MARK for them. Fix comment and indentation.
15680 (vect_is_simple_reduction): Fix comment, add argument to specify
15681 double reduction. Detect double reduction.
15682 (get_initial_def_for_induction): Fix indentation.
15683 (get_initial_def_for_reduction): Fix comment and indentation.
15684 Handle double reduction. Create initial definitions that do not
15685 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15686 (vect_create_epilog_for_reduction): Fix comment, add argument to
15687 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15688 epilogue result extraction. Create double reduction phi node and
15689 replace relevant uses.
15690 (vectorizable_reduction): Call vect_is_simple_reduction with
15691 additional argument. Fix indentation. Update epilogue code treatment
15692 according to the changes in reduction_code_for_scalar_code. Check
15693 for double reduction. Call vect_create_epilog_for_reduction with
15694 additional argument.
15695 * tree-vect-stmts.c (process_use): Handle double reduction, update
15697 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15698 (vect_get_vec_def_for_operand): Likewise.
15700 2009-07-12 Danny Smith <dansmister@gmail.com>
15702 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15703 dllexport if !TREE_PUBLIC.
15704 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15706 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15708 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15709 (avr_extra_arch_macro) Remove declatation.
15710 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15711 (avr_extra_arch_macro) Declare as static.
15712 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15714 2009-07-11 Jan Hubicka <jh@suse.cz>
15716 PR middle-end/48388
15717 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15719 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15722 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15723 cold_in_std_section bits.
15724 (dwarf2out_begin_prologue): Initialize them.
15725 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15726 if already covered by text_section or cold_text_section range.
15728 PR rtl-optimization/40667
15729 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15730 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15731 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15732 * config/i386/i386.c (ix86_minimum_alignment): New function.
15733 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15734 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15735 * emit-rtl.c (gen_reg_rtx): Likewise.
15736 * function.c (assign_parms): Likewise. If nominal_type needs
15737 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15738 rather than passed_type's alignment.
15741 * function.c (assign_parm_setup_stack): Adjust
15742 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15743 from nominal_mode on big endian.
15745 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15747 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15749 2009-07-10 DJ Delorie <dj@redhat.com>
15751 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15753 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15755 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15757 (thumb2_cbnz): Likewise.
15759 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15762 * config.gcc (supported_defaults): Add synci.
15763 (with_synci): Add validation.
15764 (all_defaults): Add synci.
15765 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15768 * config/mips/mips.opt (msynci): New option.
15769 * config/mips/mips.c (mips_override_options): Warn on use of
15770 -msynci for targets that do now support it.
15771 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15773 * gcc/doc/invoke.texi (-msynci): Document the new option.
15774 * doc/install.texi (--with-synci): Document the new option.
15776 2009-07-10 Richard Guenther <rguenther@suse.de>
15778 PR tree-optimization/40496
15779 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15780 the PHI result with a compatible type.
15782 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15786 * c.opt (Wunused-result): New.
15787 * doc/invoke.texi: Document it.
15788 * c-common.c (c_warn_unused_result): Use it.
15790 2009-07-09 DJ Delorie <dj@redhat.com>
15792 * targhooks.c (default_target_can_inline_p): Rename from
15793 default_target_option_can_inline_p.
15794 * targhooks.h (default_target_can_inline_p): Likewise.
15795 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15796 TARGET_OPTION_CAN_INLINE_P.
15797 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15798 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15799 (mep_target_can_inline_p): Rename from
15800 mep_target_option_can_inline_p.
15803 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15804 registers used to pass vectors.
15806 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15808 2009-07-09 Tom Tromey <tromey@redhat.com>
15810 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15811 * config/mmix/mmix.c: Include dwarf2.h.
15812 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15813 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15814 * config/sh/sh.c: Include dwarf2.h.
15815 * config/i386/i386.c: Include dwarf2.h.
15816 * Makefile.in (DWARF2_H): Remove 'elf'.
15817 * except.c: Include dwarf2.h.
15818 * unwind-dw2.c: Include dwarf2.h.
15819 * dwarf2out.c: Include dwarf2.h.
15820 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15821 * unwind-dw2-fde.c: Include dwarf2.h.
15822 * dwarf2asm.c: Include dwarf2.h.
15824 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15826 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15827 (max_issue): Use it.
15828 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15830 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15831 (region_sched_info): Update.
15832 * sched-ebb.c (ebb_sched_info): Update.
15833 * modulo-sched.c (sms_sched_info): Update.
15834 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15836 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15838 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15840 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15842 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15844 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15846 PR middle-end/40692
15847 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15848 arg1 with arg01 if arg1 is already INTEGER_CST.
15850 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15852 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15853 Transform (and (truncate)) into (truncate (and)).
15855 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15857 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15858 creating LHS paradoxical subregs. Fix surrounding returns to
15859 use NULL_RTX rather than 0.
15861 2009-07-08 DJ Delorie <dj@redhat.com>
15863 * config/mep/mep.c (mep_option_can_inline_p): New.
15864 (TARGET_OPTION_CAN_INLINE_P): Define.
15866 2009-07-08 Mark Wielaard <mjw@redhat.com>
15869 * dwarf2out.c (add_data_member_location_attribute): When we have
15870 only a constant offset don't emit a new location description using
15871 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15874 2009-07-08 Richard Henderson <rth@redhat.com>
15877 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15878 (enum reg_class): Add CLOBBERED_REGS.
15879 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15880 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15881 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15882 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15883 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15884 force 64-bit sibcalls into R11.
15885 * config/i386/constraints.md (U): New constraint.
15886 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15887 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15888 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15890 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15892 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15894 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15895 * ebitmap.h (dump_ebitmap): Ditto.
15896 * optabs.h (optab_libfunc): Ditto.
15897 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15898 * tree-flow.h (vect_can_force_dr_alignment_p,
15899 get_vectype_for_scalar_type): Ditto.
15900 (vectorize_loops): Move prototype to ...
15901 * tree-vectorizer.h: ... here. Also, adjust comment.
15902 (vect_set_verbosity_level): Remove duplicate prototype.
15903 * tree-ssa-loop.c: Include tree-vectorizer.h.
15904 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15906 2009-07-08 Nick Clifton <nickc@redhat.com>
15908 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15911 2009-07-08 DJ Delorie <dj@redhat.com>
15913 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15914 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15915 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15917 * config/mep/intrinsics.md: Regenerated.
15918 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15919 registers when asm() or calls are detected.
15921 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15924 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15926 * gimple (gimple_build_call_from_tree): Likewise.
15927 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15928 no_warning flag before warning.
15930 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15932 * tree.c (set_expr_locus): Remove.
15933 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15934 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15936 * gimplify.c (internal_get_tmp_var): Likewise.
15937 (gimplify_call_expr): Likewise.
15938 (gimplify_one_sizepos): Likewise.
15940 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15943 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15944 to variables for debugging purposes.
15946 2009-06-23 Mark Loeser <mark@halcy0n.com>
15949 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15951 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15953 * pretty-print.c (pp_base_format): Remove %J.
15954 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15955 gcc_cxxdiag_char_table): Likewise.
15956 (init_dynamic_diag_info): Likewise.
15958 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15960 * pretty-print.c (pp_base_format): Remove %H.
15961 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15962 gcc_cxxdiag_char_table): Likewise.
15963 (init_dynamic_diag_info): Likewise.
15964 * config/mep/mep.c (mep_select_section): Likewise.
15966 2009-07-07 Duncan Sands <baldrick@free.fr>
15968 * final.c (pass_clean_state): Give the pass a name.
15969 * passes.c (pass_rest_of_compilation): Likewise.
15970 * tree-optimize.c (pass_all_optimizations): Likewise.
15972 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15974 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15975 an extra 'decl' for error_at.
15977 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15979 PR middle-end/40669
15980 * tree-tailcall.c (adjust_return_value_with_ops,
15981 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15982 if it has complex or vector type.
15984 2009-07-07 Olivier Hainque <hainque@adacore.com>
15986 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15989 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15991 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15993 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15995 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15996 * c-decl.c: Likewise.
15997 * function.c: Likewise.
15998 * varasm.c: Likewise.
15999 * tree-ssa.c: Likewise.
16000 * c-common.c: Likewise.
16001 * tree-cfg.c: Likewise.
16002 * config/spu/spu.c: Likewise.
16003 * config/ia64/ia64.c: Likewise.
16004 * config/v850/v850.c: Likewise.
16006 2009-07-06 DJ Delorie <dj@redhat.com>
16008 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
16009 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16010 unspecified accesses to control registers.
16011 * config/mep/intrinsics.md: Regenerate.
16012 * config/mep/intrinsics.h: Regenerate.
16013 * config/mep/mep-intrin.h: Regenerate.
16015 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16017 * c-lex.c: Replace %H by an explicit location. Update all calls.
16018 * c-common.c: Likewise.
16019 * c-decl.c: Likewise.
16020 * c-typeck.c: Likewise.
16021 * fold-const.c: Likewise.
16022 * gimplify.c: Likewise.
16023 * stmt.c: Likewise.
16024 * tree-cfg.c: Likewise.
16025 * tree-ssa-loop-niter.c: Likewise.
16026 * tree-vrp.c: Likewise.
16027 * value-prof.c: Likewise.
16029 2009-07-06 Diego Novillo <dnovillo@google.com>
16031 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16032 if it has one. Handle cases where VAR does not have an
16033 annotation or cfun is NULL.
16035 2009-07-06 Diego Novillo <dnovillo@google.com>
16037 * tree.c: Include debug.h.
16038 (initialize_tree_contains_struct): New.
16039 (init_ttree): Call it.
16040 (tree_node_structure_for_code): Factor out of ...
16041 (tree_node_structure): ... here.
16042 * treestruct.def (TS_PHI_NODE): Remove.
16043 (TS_GIMPLE_STATEMENT): Remove.
16045 2009-07-06 Diego Novillo <dnovillo@google.com>
16047 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16048 (debug_tree_chain): Handle cycles.
16050 2009-07-06 Nick Clifton <nickc@redhat.com>
16051 DJ Delorie <dj@redhat.com>
16053 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16054 __FMOVD_ENABLED__ is defined.
16056 (TARGET_FMOVD): Provide a default definition.
16057 (MASK_FMOVD): Likewise.
16058 (TARGET_CPU_CPP_BUILTINS): Define
16059 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16060 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16061 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16062 (split for DF load from memory into register): Also handle
16063 MEMs which consist of REG+DISP addressing.
16064 (split for DF store from register to memory): Likewise.
16065 (movsf_ie): Always use single fp_mode.
16066 * config/sh/sh.c (sh_override_options): Do not automatically
16067 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16068 that to the -mfmovd command line switch.
16069 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16070 (fldi_ok): Always allow.
16071 * config/sh/sh.opt (mfmovd): Remove this switch.
16072 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16074 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
16075 Kaz Kojima <kkojima@gcc.gnu.org>
16077 PR rtl-optimization/30807
16078 * postreload.c (reload_combine): For every new use of REG_SUM,
16079 record the use of BASE.
16081 2009-07-06 Jan Hubicka <jh@suse.cz>
16083 * params.def: Revert my accidental commit at 2009-06-30.
16085 2009-07-04 Ian Lance Taylor <iant@google.com>
16088 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16090 (mingw_format_attribute_overrides): Likewise.
16092 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16095 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16096 don't check cfa.reg. Instead of cfa.indirect use
16097 fde && fde->drap_reg != INVALID_REGNUM test.
16099 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16101 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16103 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16106 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16108 2009-07-03 Richard Guenther <rguenther@suse.de>
16110 PR tree-optimization/40640
16111 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16114 2009-07-03 Jan Hubicka <jh@suse.cz>
16116 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16117 for size, reduce amount of inlining.
16119 2009-07-03 Richard Guenther <rguenther@suse.de>
16121 PR middle-end/34163
16122 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16123 if t +- x is known to not overflow and the conversion widens the
16125 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16127 2009-07-03 Jan Hubicka <jh@suse.cz>
16129 * ipa-pure-const.c (analyze): Update loop optimizer init.
16130 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16131 try_remove_empty_loop, remove_empty_loops): Remove.
16132 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16133 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16134 to mark regular loops as neccesary.
16135 (degenerate_phi_p): New function.
16136 (propagate_necessity, remove_dead_phis): Use it.
16137 (forward_edge_to_pdom): Likewise.
16138 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16139 virtual PHI nodes that became unreachable.
16140 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16141 * tree-flow.h (remove_empty_loops): Remove.
16142 * passes.c (init_optimization_passes): Remove.
16144 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16146 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16147 can_create_pseudo_p.
16148 (*fix_trunc<mode>_i387_1): Ditto.
16149 (*floathi<mode>2_1): Ditto.
16150 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16151 (*fistdi2_1): Ditto.
16152 (*fist<mode>2_1): Ditto.
16153 (frndintxf2_floor): Ditto.
16154 (*fist<mode>2_floor_1): Ditto.
16155 (frndintxf2_ceil): Ditto.
16156 (*fist<mode>2_ceil_1): Ditto.
16157 (frndintxf2_trunc): Ditto.
16158 (frndintxf2_mask_pm): Ditto.
16159 (fxam<mode>2_i387_with_temp): Ditto.
16160 * config/i386/sse.md (mulv16qi3): Ditto.
16161 (*sse2_mulv4si3): Ditto.
16163 (sse4_2_pcmpestr): Ditto.
16164 (sse4_2_pcmpistr): Ditto.
16166 2009-07-03 Jan Hubicka <jh@suse.cz>
16168 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16169 (mark_stmt_necessary): Set it.
16170 (mark_operand_necessary): Set it.
16171 (mark_control_dependent_edges_necessary): Set it.
16172 (mark_virtual_phi_result_for_renaming): New function.
16173 (get_live_post_dom): New function.
16174 (forward_edge_to_pdom): New function.
16175 (remove_dead_stmt): Fix handling of control dependences.
16176 (tree_dce_init): Init new bitmap.
16177 (tree_dce_done): Free it.
16179 2009-07-02 Richard Guenther <rguenther@suse.de>
16182 * tree-ssa-structalias.c (new_var_info): Initialize
16185 2009-07-02 Jan Hubicka <jh@suse.cz>
16187 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16190 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16192 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16193 instead of recomputing it. Adjust calls.
16194 (emit_store_flag): Adjust recursive calls.
16196 2009-07-02 Richard Guenther <rguenther@suse.de>
16198 * tree-ssa-live.c (remove_unused_locals): Do not remove
16200 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16201 of DECL_EXTERNAL for HEAP variables.
16202 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16203 HEAP variables. Do not adjust RESTRICT vars.
16204 (find_what_var_points_to): Nobody cares if something
16205 points to READONLY.
16207 2009-07-02 Ben Elliston <bje@au.ibm.com>
16209 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16210 pc_low and pc_high declarations to the top of the function.
16212 2009-07-01 DJ Delorie <dj@redhat.com>
16214 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16215 registers as fixed.
16216 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16217 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16218 unspecified accesses to control registers.
16219 * config/mep/intrinsics.md: Regenerate.
16220 * config/mep/intrinsics.h: Regenerate.
16221 * config/mep/mep-intrin.h: Regenerate.
16223 2009-07-01 Anthony Green <green@moxielogic.com>
16225 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16226 instruction when possible.
16227 (moxie_expand_prologue): Ditto. Also, save an instruction and
16228 some complexity by popping off of $r12 instead of $sp.
16229 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16232 2009-07-01 Richard Henderson <rth@redhat.com>
16235 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16236 contained no insns, reposition note before last insn.
16238 2009-07-01 Richard Henderson <rth@redhat.com>
16241 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16242 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16244 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16247 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16248 darwin9 for printing reg addresses with %y.
16250 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16252 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16253 truncation from operands in binary operations.
16255 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16258 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16259 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16260 subreg of op0 to the original op0.
16262 * expmed.c (store_bit_field_1): Use a temporary as the destination
16263 instead of a paradoxical subreg when we need to truncate the result.
16265 2009-07-01 DJ Delorie <dj@redhat.com>
16267 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16268 names to VLIW variants.
16269 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16270 * config/mep/intrinsics.md: Regenerate.
16271 * config/mep/intrinsics.h: Regenerate.
16272 * config/mep/mep-intrin.h: Regenerate.
16274 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16277 * jump.c (returnjump_p): Revert last patch.
16278 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16280 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16283 * pa.md (casesi32p): Use jump table label to determine the offset
16285 (casesi64p): Likewise.
16287 * pa.c (forward_branch_p): Return bool type. Use instruction
16288 addresses when available. Assert that INSN has a jump label.
16289 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16292 2009-07-01 Richard Guenther <rguenther@suse.de>
16294 PR tree-optimization/19831
16295 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16296 that only act as barriers do not make any previous stores necessary.
16297 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16298 HEAP variables global, do not add a constraint from nonlocal.
16299 (find_func_aliases): Handle escapes through return statements.
16300 (compute_points_to_sets): Make escaped HEAP variables global.
16302 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16305 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16306 after reducing a DImode cstore to SImode.
16308 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16310 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16311 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16313 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16315 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16316 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16318 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16319 and umod_optab if TARGET_BSD_DIVMOD.
16320 * config/vax/lib1funcs.asm: New file.
16321 * config/vax/t-linux: New file.
16322 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16324 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16327 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16328 to type arguments that have void type.
16331 * dwarf2out.c (gen_formal_parameter_die): Call
16332 equate_decl_number_to_die if node is different from origin.
16334 2009-06-30 Anthony Green <green@moxielogic.com>
16336 Clean up moxie port for --enable-build-with-cxx.
16337 * config/moxie/moxie.c (moxie_function_value): First two
16338 parameters are const_tree, not tree.
16339 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16340 (REG_CLASS_NAMES): Ditto.
16341 (REGNO_REG_CLASS): Ditto.
16342 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16343 (moxie_function_value): Fix constyness of arguments.
16345 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16347 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16348 finalize_size_functions before further processing.
16349 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16350 (variable_size): Call self_referential_size on size expressions
16351 that contain a PLACEHOLDER_EXPR.
16352 (size_functions): New static variable.
16353 (copy_self_referential_tree_r): New static function.
16354 (self_referential_size): Likewise.
16355 (finalize_size_functions): New global function.
16356 * tree.c: Include tree-inline.h.
16357 (push_without_duplicates): New static function.
16358 (find_placeholder_in_expr): New global function.
16359 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16361 <tcc_expression>: Likewise.
16362 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16363 the call in the expression.
16364 * tree.h (finalize_size_functions): Declare.
16365 (find_placeholder_in_expr): Likewise.
16366 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16367 (substitute_placeholder_in_expr): Update comment.
16368 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16370 (copy_tree_body_r): Likewise.
16371 (copy_tree_body): New static function.
16372 (maybe_inline_call_in_expr): New global function.
16373 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16374 (maybe_inline_call_in_expr): Declare.
16375 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16376 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16379 2009-06-30 Richard Guenther <rguenther@suse.de>
16381 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16383 (propagate_necessity): Do not mark reaching defs of stores
16386 2009-06-30 Jan Hubicka <jh@suse.cz>
16388 * cfgloopanal.c (check_irred): Move into ...
16389 (mark_irreducible_loops): ... here; return true if ireducible
16391 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16392 (analyze_function): Try to prove loop finiteness.
16393 * cfgloop.h (mark_irreducible_loops): Update prototype.
16394 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16396 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16398 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16400 2009-06-30 Ira Rosen <irar@il.ibm.com>
16402 PR tree-optimization/40542
16403 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16406 2009-06-30 Martin Jambor <mjambor@suse.cz>
16408 PR tree-optimization/40582
16409 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16410 than useless_type_conversion_p.
16411 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16414 2009-06-30 Martin Jambor <mjambor@suse.cz>
16416 PR middle-end/40554
16417 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16419 2009-06-30 Richard Guenther <rguenther@suse.de>
16421 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16422 use ao_ref references.
16423 (walk_aliased_vdefs): Likewise.
16424 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16425 * tree-ssa-dce.c (struct ref_data): Remove.
16426 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16427 (mark_aliased_reaching_defs_necessary): Adjust.
16428 (mark_all_reaching_defs_necessary_1): Likewise.
16430 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16433 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16434 (emit_store_flag_1): Extract from emit_store_flag, adjust
16435 calls to (what now is) emit_cstore.
16436 (emit_store_flag): Call emit_store_flag_1 and also use it
16437 for what used to be recursive calls.
16439 2009-06-30 Wei Guozhi <carrot@google.com>
16442 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16443 if the target bb post dominates from bb.
16444 * config/i386/i386.c (memory_address_length): Check existence of base
16445 register before using it.
16447 2009-06-30 Nick Clifton <nickc@redhat.com>
16448 DJ Delorie <dj@redhat.com>
16450 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16451 __FMOVD_ENABLED__ is defined.
16453 (TARGET_FMOVD): Provide a default definition.
16454 (MASK_FMOVD): Likewise.
16455 (TARGET_CPU_CPP_BUILTINS): Define
16456 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16457 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16458 two fmov instructions depending upon whether TARGET_FMOVD is
16460 (split for DF load from memory into register): Also handle
16461 MEMs which consist of REG+DISP addressing.
16462 (split for DF store from register to memory): Likewise.
16463 * config/sh/sh.opt (mfmovd): Remove this switch.
16464 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16465 * config/sh/sh.c (sh_override_options): Do not automatically
16466 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16467 that to the -mfmovd command line switch.
16469 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16471 (fldi_ok): Always allow.
16472 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16474 2009-06-29 DJ Delorie <dj@redhat.com>
16476 * doc/install.texi (mep-x-elf): Correct chip's full name.
16478 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16480 * doc/extend.texi: Fix typo.
16482 2009-06-29 Tom Tromey <tromey@redhat.com>
16484 * dwarf2.h: Remove.
16485 * Makefile.in (DWARF2_H): New variable.
16486 (except.o): Use it.
16487 (dwarf2out.o): Likewise.
16488 (dwarf2asm.o): Likewise.
16489 * config/i386/t-i386: Use DWARF2_H.
16490 * except.c: Include elf/dwarf2.h.
16491 * unwind-dw2.c: Include elf/dwarf2.h.
16492 * dwarf2out.c: Include elf/dwarf2.h.
16493 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16494 <dtprel>: New field.
16495 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16496 (size_of_loc_descr): Likewise.
16497 (output_loc_operands_raw): Likewise.
16498 (output_loc_operands): Handle new dtprel field.
16499 (loc_checksum): Update.
16500 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16501 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16502 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16503 * dwarf2asm.c: Include elf/dwarf2.h.
16504 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16505 * config/mmix/mmix.c: Include elf/dwarf2.h.
16506 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16507 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16508 * config/sh/sh.c: Include elf/dwarf2.h.
16509 * config/i386/i386.c: Include elf/dwarf2.h.
16511 2009-06-29 DJ Delorie <dj@redhat.com>
16513 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16515 * doc/extend.texi: Add MeP attributes and pragmas.
16516 * doc/invoke.text: Add MeP Options.
16517 * doc/contrib.texi: Add MeP contribution.
16518 * doc/md.texi: Add MeP constraints.
16519 * doc/install.texi: Add MeP target.
16521 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16523 * target.h (struct gcc_target): Add frame_pointer_required field.
16524 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16525 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16526 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16528 * reload1.c (update_eliminables): (Ditto.).
16529 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16530 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16531 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16533 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16535 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16536 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16537 (arm_frame_pointer_required): New function.
16539 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16540 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16541 (avr_frame_pointer_required_p): Declare as static.
16542 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16544 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16545 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16546 (bfin_frame_pointer_required): Make as static, change return type
16548 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16550 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16551 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16552 (cris_frame_pointer_required): New function.
16554 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16556 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16557 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16558 (fr30_frame_pointer_required): New function.
16560 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16561 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16562 (frv_frame_pointer_required): Make as static, change return type
16564 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16566 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16567 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16568 (ix86_frame_pointer_required): Make as static, change return type to
16570 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16572 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16573 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16575 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16577 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16579 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16581 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16582 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16583 (mips_frame_pointer_required): Make as static.
16584 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16586 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16587 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16588 (mmix_frame_pointer_required): Mew function.
16590 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16591 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16593 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16595 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16597 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16599 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16600 (CAN_ELIMINATE): Redefine.
16601 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16602 (sparc_frame_pointer_required): New function.
16603 (sparc_can_eliminate): New function.
16604 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16606 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16607 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16609 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16610 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16611 (xtensa_frame_pointer_required): Make as static, change return type
16613 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16616 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16618 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16619 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16620 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16621 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16622 (register_callback): Handle PLUGIN_START_UNIT.
16623 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16625 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16627 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16629 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16630 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16632 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16634 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16637 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16639 * doc/extend.texi (Additional Floating Types): __float128 is also
16640 supported on i386 targets.
16642 2009-06-29 Richard Guenther <rguenther@suse.de>
16644 PR middle-end/14187
16645 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16647 (pt_solutions_same_restrict_base): Declare.
16648 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16650 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16651 (make_constraint_from, make_copy_constraint): Move earlier.
16652 (make_constraint_from_heapvar): New function.
16653 (make_constraint_from_restrict): Likewise.
16654 (handle_lhs_call): Use it.
16655 (find_func_aliases): Use it to track conversions to restrict
16656 qualified pointers.
16657 (struct fieldoff): Add only_restrict_pointers flag.
16658 (push_fields_onto_fieldstack): Initialize it.
16659 (create_variable_info_for): Track global restrict qualified pointers.
16660 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16661 Track restrict qualified pointer arguments.
16662 (set_uids_in_ptset): Use varinfo is_global_var flag.
16663 (find_what_var_points_to): Set the vars_contains_restrict flag.
16664 Always create the points-to solution for sets including restrict tags.
16665 (pt_solutions_same_restrict_base): New function.
16666 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16667 qualified pointers use pt_solutions_same_restrict_base as
16668 additional source for disambiguation.
16670 2009-06-29 Richard Guenther <rguenther@suse.de>
16672 PR middle-end/38212
16673 * alias.c (find_base_decl): Remove.
16674 (get_deref_alias_set_1): Remove restrict handling.
16675 * c-common.c (c_apply_type_quals_to_decl): Do not set
16676 DECL_POINTER_ALIAS_SET.
16677 * gimplify.c (find_single_pointer_decl_1): Remove.
16678 (find_single_pointer_decl): Likewise.
16679 (internal_get_tmp_var): Remove restrict handling.
16680 (gimple_regimplify_operands): Likewise.
16681 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16682 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16683 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16684 * tree.c (restrict_base_for_decl): Remove.
16685 (init_ttree): Do not allocate it.
16686 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16687 LABEL_DECL_UID for label decls.
16688 (copy_node_stat): Do not copy restrict information.
16689 (decl_restrict_base_lookup): Remove.
16690 (decl_restrict_base_insert): Likewise.
16691 (print_restrict_base_statistics): Likewise.
16692 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16693 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16694 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16695 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16696 (LABEL_DECL_UID): Adjust.
16697 (DECL_BASED_ON_RESTRICT_P): Remove.
16698 (DECL_GET_RESTRICT_BASE): Likewise.
16699 (SET_DECL_RESTRICT_BASE): Likewise.
16700 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16702 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16703 instead of DECL_POINTER_ALIAS_SET.
16704 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16705 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16706 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16708 2009-06-29 Richard Guenther <rguenther@suse.de>
16710 PR tree-optimization/40579
16711 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16712 the IL to simplify has constants that overflowed.
16714 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16716 PR tree-optimization/40550
16717 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16718 vector_compute_type only when the size of vector_compute_type is
16719 less than the size of type.
16721 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16723 * fold-const.c (contains_label_1): Fix comments.
16724 (contains_label_p): Do not walk trees multiple time.
16726 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16728 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16729 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16730 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16731 ix86_fp_comparison_operator.
16732 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16733 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16734 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16735 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16736 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16737 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16738 (related splits): Change predicate to ix86_fp_comparison_operator.
16739 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16740 instead of ix86_fp_comparison_codes.
16741 (ix86_trivial_fp_comparison_operator,
16742 ix86_fp_comparison_operator): New.
16743 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16744 (ix86_expand_compare): Eliminate last two parameters.
16745 (ix86_fp_jump_nontrivial_p): Kill.
16746 * config/i386/i386.c (put_condition_code): Eliminate call to
16747 ix86_fp_comparison_codes and subsequent assertion.
16748 (ix86_fp_comparison_codes): Eliminate.
16749 (ix86_fp_swap_condition): New.
16750 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16751 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16752 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16753 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16754 and ix86_fp_swap_condition.
16755 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16756 Use ix86_fp_comparison_strategy.
16757 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16758 (ix86_fp_jump_nontrivial_p): Eliminate.
16759 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16760 call to ix86_expand_compare.
16761 (ix86_split_fp_branch, ix86_expand_setcc,
16762 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16763 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16765 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16767 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16768 related to jump_clobbers.
16769 * config/arm/arm.md (conds): Remove jump_clob case.
16770 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16771 splits): Change comparison_operator to arm_comparison_operator.
16772 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16775 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16777 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16778 condition for floating point modes.
16779 * expmed.c (emit_store_flag_1): Move here a bigger part
16780 of emit_store_flag.
16781 (emit_store_flag): Try swapping the condition for floating point
16783 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16785 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16787 * expr.c (expand_expr_real_1): Just use do_store_flag.
16788 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16789 emit_store_flag_force.
16790 * expmed.c (emit_store_flag_force): Copy here trick
16791 previously in expand_expr_real_1. Try reversing the comparison.
16792 (emit_store_flag_1): Work if target is NULL.
16793 (emit_store_flag): Work if target is NULL, using the result mode
16794 from the comparison. Use split_comparison, restructure final part
16795 to simplify conditionals.
16797 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16799 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16800 * dojump.c (do_jump): Change handling of floating-point
16801 ops to use just do_compare_and_jump.
16802 (split_comparison): New.
16803 (do_compare_rtx_and_jump): Add here logic coming previously
16804 in do_jump, using split_comparison.
16806 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16809 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16811 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16813 * tree-ssa-alias.c: Fix unintentional commit.
16815 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16817 * passes.c (execute_one_pass): Fix unintentional commit.
16819 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16821 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16822 (df_rd_local_compute, df_md_local_compute): Inline them.
16824 (df_md_scratch): New.
16825 (df_md_alloc, df_md_free): Allocate/free it.
16826 (df_md_local_compute): Only include live registers in init.
16827 (df_md_transfer_function): Prune the in-set computed by
16828 the confluence function, and the gen-set too.
16830 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16832 PR rtl-optimization/26854
16833 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16834 * df-problems.c (df_rd_add_problem): Fix comment.
16835 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16836 df_md_simulate_artificial_defs_at_top,
16837 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16838 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16839 df_md_transfer_function, df_md_init, df_md_confluence_0,
16840 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16841 problem_MD, df_md_add_problem): New.
16842 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16843 df_md_get_bb_info): New.
16844 (DF_LAST_PROBLEM_PLUS1): Adjust.
16846 * Makefile.in (fwprop.o): Include domwalk.h.
16847 * fwprop.c: Include domwalk.h.
16848 (reg_defs, reg_defs_stack): New.
16849 (bitmap_only_bit_between): Remove.
16850 (process_defs): New.
16851 (process_uses): Use reg_defs and local_md instead of
16852 bitmap_only_bit_between and local_rd.
16853 (single_def_use_enter_block): New, from build_single_def_use_links.
16854 (single_def_use_leave_block): New.
16855 (build_single_def_use_links): Remove code moved to
16856 single_def_use_enter_block, invoke domwalk.
16857 (use_killed_between): Adjust comment.
16859 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16861 * bitmap.h (bitmap_ior_and_into): New.
16862 * bitmap.c (bitmap_ior_and_into): New.
16864 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16866 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16867 before_dom_children_before_stmts and after_dom_children_after_stmts.
16868 Rename the two remaining callbacks to just before_dom_children and
16869 after_dom_children. Remove other GIMPLE statement walking bits.
16870 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16871 * graphite.c: Do not include domwalk.h.
16872 * tree-into-ssa.c (interesting_blocks): New global.
16873 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16874 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16875 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16876 now that they're not domwalk callbacks.
16877 (rewrite_initialize_block): Rename to...
16878 (rewrite_enter_block): ... this, place after called functions. Test
16879 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16880 (rewrite_finalize_block): Rename to...
16881 (rewrite_leave_block): ... this, place after called functions.
16882 (rewrite_update_init_block): Rename to...
16883 (rewrite_update_enter_block): ... this, place after called functions.
16884 Test interesting_blocks, call rewrite_update_stmt and
16885 rewrite_update_phi_arguments.
16886 (rewrite_update_fini_block): Rename to...
16887 (rewrite_leave_block): ... this, place after called functions.
16888 (rewrite_blocks): Remove last argument, simplify initialization of
16890 (mark_def_sites_initialize_block): Rename to...
16891 (mark_def_sites_block): ... this, call mark_def_sites.
16892 (mark_def_sites_blocks): Remove argument, simplify initialization of
16894 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16895 (update_ssa): Likewise.
16896 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16898 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16899 (dom_opt_initialize_block): Rename to...
16900 (dom_opt_enter_block): ... this, place after called functions. Walk
16901 statements here, inline propagate_to_outgoing_edges.
16902 (dom_opt_finalize_block): Rename to...
16903 (dom_opt_leave_block): ... this, place after called functions.
16904 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16906 (dse_enter_block, dse_record_phi): New.
16907 (dse_record_phis): Delete.
16908 (dse_finalize_block): Rename to...
16909 (dse_leave_block): ... this.
16910 (tree_ssa_dse): Simplify initialization of walk_data.
16911 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16912 Adjust initialization of walk_data.
16913 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16914 * tree-ssa-loop-phiopt.c (get_non_trapping):
16915 Adjust initialization of walk_data.
16916 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16917 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16918 it's not a domwalk callback.
16919 (uncprop_initialize_block): Rename to...
16920 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16921 (dse_finalize_block): Rename to...
16922 (dse_leave_block): ... this.
16923 (tree_ssa_uncprop): Simplify initialization of walk_data.
16924 * Makefile.in: Adjust dependencies.
16926 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16928 * arm.md (casesi): Fix test for Thumb1.
16929 (thumb1_casesi_internal_pic): Likewise.
16930 (thumb1_casesi_dispatch): Likewise.
16932 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16934 * config/arm/arm-cores.def: Added core cortex-m0.
16935 * config/arm/arm-tune.md: Regenerated.
16936 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16938 2009-06-26 DJ Delorie <dj@redhat.com>
16940 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16942 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16943 the scheduler doesn't tag jump insns.
16945 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16947 * c-decl.c (merge_decls): Re-indent.
16949 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16952 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16953 Special-case decimal float constants.
16955 2009-06-26 Richard Henderson <rth@redhat.com>
16957 * function.h (struct function): Add cannot_be_copied_reason,
16958 and cannot_be_copied_set.
16959 * tree-inline.c (has_label_address_in_static_1): Rename from
16960 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16961 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16962 don't set inline_forbidden_reason.
16963 (copy_forbidden): New function, split out of inline_forbidden_p.
16964 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16965 (inline_forbidden_p): Use copy_forbidden.
16966 (tree_versionable_function_p): Likewise.
16967 (inlinable_function_p): Merge into tree_inlinable_function_p.
16968 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16969 * ipa-cp.c (ipcp_versionable_function_p): New function.
16970 (ipcp_cloning_candidate_p): Use it.
16971 (ipcp_node_modifiable_p): Likewise.
16973 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16975 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16976 that is marked not to be inlined. Remove flag_mudflap use.
16977 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16978 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16980 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16983 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16984 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16986 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16988 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16990 (__mingwthr_remove_key_dtor): Likewise.
16992 2009-06-26 Richard Guenther <rguenther@suse.de>
16994 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16996 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16998 PR middle-end/40525
16999 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
17000 try the non-cond_exec path also.
17002 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17005 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
17006 (output_cbranch): Use new functions.
17007 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17010 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17011 Pat Haugen <pthaugen@us.ibm.com>
17012 Revital Eres <ERES@il.ibm.com>
17014 * config/rs6000/rs6000.c (print_operand): Correct lossage message
17015 for %c error. Add %x support to print VSX registers as a unified
17016 register set, instead of separate float and altivec registers.
17017 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17018 %y case, and add support for VSX pre-modify addresses.
17019 (output_toc): Add assert for CONST containing an integer constant
17021 (rs6000_adjust_cost): Add POWER7 support.
17022 (insn_must_be_first_in_group): Ditto.
17023 (insn_must_be_last_in_group): Ditto.
17024 (rs6000_emit_popcount): Ditto.
17025 (rs6000_vector_mode_supported_p): Ditto.
17027 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17028 Change some of the functions called by macros to being called
17029 through a pointer, so debug functions can be inserted if
17030 -mdebug=addr or -mdebug=cost.
17031 (rs6000_preferred_reload_class_ptr): Ditto.
17032 (rs6000_secondary_reload_class_ptr): Ditto.
17033 (rs6000_secondary_memory_needed_ptr): Ditto.
17034 (rs6000_cannot_change_mode_class_ptr): Ditto.
17035 (rs6000_secondary_reload_inner): Ditto.
17036 (rs6000_legitimize_reload_address): Ditto.
17037 (rs6000_legitimize_reload_address_ptr): Ditto.
17038 (rs6000_mode_dependent_address): Ditto.
17039 (rs6000_mode_dependent_address_ptr): Ditto.
17041 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17042 function to return true if the mode allows reg + integer
17044 (virtual_stack_registers_memory_p): New function to return true if
17045 the address refers to a virtual stack register.
17046 (rs6000_legitimate_offset_address_p): Move code to say whether a
17047 mode supports reg+int addressing to reg_offset_addressing_ok_p and
17049 (rs6000_legitimate_address_p): Add checks for modes that only can
17050 do reg+reg addressing. Start adding VSX support.
17051 (rs6000_legitimize_reload_address): Ditto.
17052 (rs6000_legitimize_address): Ditto.
17053 (rs6000_debug_legitimate_address_p): New debug functions for
17054 -mdebug=addr and -mdebug=cost.
17055 (rs6000_debug_rtx_costs): Ditto.
17056 (rs6000_debug_address_costs): Ditto.
17057 (rs6000_debug_adjust_cost): Ditto.
17058 (rs6000_debug_legitimize_address): Ditto.
17059 (rs6000_legitimize_reload_address_ptr): Point to call normal
17060 function or debug function. Make functions called via pointer
17062 (rs6000_mode_dependent_address_ptr): Ditto.
17063 (rs6000_secondary_reload_class_ptr): Ditto.
17064 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17065 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
17066 into a friendlier error.
17067 (rs6000_init_builtins): Add initial VSX support.
17068 (rs6000_adjust_cost): Fix some spacing issues.
17070 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17071 (REG_CLASS_NAMES): Ditto.
17072 (REG_CLASS_CONTENTS): Ditto.
17073 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17074 pointer, to add -mdebug=addr support.
17075 (CANNOT_CHANGE_MODE_CLASS): Ditto.
17076 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17077 -mdebug=addr support.
17078 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17079 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17080 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17082 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17084 (bswapsi*): Set attribute types for load/store. Add combiner
17085 patterns to eliminate zero extend on 64-bit.
17086 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17087 stdbrx if the hardware supports those instructions.
17089 2009-06-25 Ian Lance Taylor <iant@google.com>
17091 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17092 (Link Options): Document -static-libstdc++.
17094 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17097 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17098 DATA_ALIGNMENT instead.
17100 2009-06-25 Richard Guenther <rguenther@suse.de>
17102 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17103 indirect references against the callused/escaped solutions.
17104 (call_may_clobber_ref_p_1): Likewise.
17106 2009-06-25 Martin Jambor <mjambor@suse.cz>
17108 PR tree-optimization/40493
17109 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17110 (enum unscalarized_data_handling): New type.
17111 (handle_unscalarized_data_in_subtree): Return what has been done.
17112 (load_assign_lhs_subreplacements): Handle left flushes differently.
17113 (sra_modify_assign): Use unscalarized_data_handling, simplified
17114 condition determining whether to remove the statement.
17116 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17118 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17119 excerpt - @ should be doubled for texinfo.
17121 2009-06-24 Ian Lance Taylor <iant@google.com>
17123 * config/arc/arc.c: Include "df.h".
17124 (arc_attribute_table): Make static. Move higher in file.
17125 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17126 (output_shift): Initialize n later to avoid warning.
17127 * config/arm/arm.c (arm_attribute_table): Make static. Move
17129 * config/avr/avr.c (avr_attribute_table): Make static. Move
17131 (reg_class_tab): Change array type from int to enum reg_class.
17132 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17134 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17135 (lshrhi3_out): Likewise.
17136 (class_likely_spilled_p): Change return type to bool.
17137 (avr_rtx_costs): Use local code variable with enum type.
17138 * config/avr/avr.md (movmemhi): Use add_reg_note.
17139 (andhi3, andsi3): Don't use AS2 with "and".
17140 (iorhi3, iorsi3): Don't use AS2 with "or".
17141 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17142 * config/crx/crx.c: Include "df.h".
17143 (crx_attribute_table): Make static.
17144 * config/m32r/m32r.c: Include "df.h".
17145 (m32r_attribute_table): Make static. Move higher in file.
17146 (pop): Use add_reg_note.
17147 (block_move_call): Change 0 to LCT_NORMAL in function call.
17148 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17149 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17150 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17151 declare, not just when TREE_CODE is defined.
17152 * config/m68hc11/m68hc11.c: Include "expr.h".
17153 (m68hc11_attribute_table): Make static. Move higher in file.
17154 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17156 (m68hc11_register_indirect_p): Likewise.
17157 (m68hc11_function_arg_padding): Change return type to enum
17159 (emit_move_after_reload): Use add_reg_note.
17160 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17161 (m68hc11_split_logical): Likewise.
17162 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17164 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17165 to VOIDmode in function call.
17166 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17168 (m68hc11_split_logical): Update declaration.
17169 (m68hc11_function_arg_padding): Update declaration.
17170 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17171 to array of enum reg_class.
17172 (mcore_attribute_table): Make static. Move higher in file.
17173 (mcore_rtx_costs): Add cast to enum type.
17174 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17175 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17176 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17178 * config/sh/predicates.md (trapping_target_operand): Rename and to
17180 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17182 * config/spu/spu.c (spu_attribute_table): Make static. Move
17184 * config/v850/v850.c (v850_attribute_table): Make static. Move
17186 (v850_rtx_costs): Use local code with enum type.
17187 (expand_epilogue): Add cast.
17188 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17190 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17193 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17194 -m2a-single-only and -m2a-nofpu.
17195 * config/sh/sh.opt: Document m2a generates FPU code.
17197 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17199 * defaults.h (CAN_ELIMINATE): Provide default.
17200 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17201 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17202 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17203 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17204 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17205 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17206 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17207 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17208 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17209 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17211 2009-06-24 DJ Delorie <dj@redhat.com>
17213 * mep-ext-cop.cpu: Fix copyright notice.
17214 * mep-default: Fix copyright notice.
17215 * mep-core: Fix copyright notice.
17216 * mep: Fix copyright notice.
17217 * mep-ivc2: Fix copyright notice.
17218 * mep-c5: Fix copyright notice.
17220 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17222 * doc/contrib.texi (Contributors):
17224 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17226 PR middle-end/40501
17227 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17228 src and dst operands if necessary.
17230 2009-06-23 DJ Delorie <dj@redhat.com>
17233 * config.gcc: Add mep support.
17234 * recog.c: Resurrect validate_replace_rtx_subexp().
17235 * recog.h: Likewise.
17236 * config/mep/: Add new port:
17237 * config/mep/constraints.md: New file.
17238 * config/mep/default.h: New file.
17239 * config/mep/intrinsics.h: New file.
17240 * config/mep/intrinsics.md: New file.
17241 * config/mep/ivc2-template.h: New file.
17242 * config/mep/mep-c5.cpu: New file.
17243 * config/mep/mep-core.cpu: New file.
17244 * config/mep/mep-default.cpu: New file.
17245 * config/mep/mep-ext-cop.cpu: New file.
17246 * config/mep/mep-intrin.h: New file.
17247 * config/mep/mep-ivc2.cpu: New file.
17248 * config/mep/mep-lib1.asm: New file.
17249 * config/mep/mep-lib2.c: New file.
17250 * config/mep/mep-pragma.c: New file.
17251 * config/mep/mep-protos.h: New file.
17252 * config/mep/mep-tramp.c: New file.
17253 * config/mep/mep.c: New file.
17254 * config/mep/mep.cpu: New file.
17255 * config/mep/mep.h: New file.
17256 * config/mep/mep.md: New file.
17257 * config/mep/mep.opt: New file.
17258 * config/mep/predicates.md: New file.
17259 * config/mep/t-mep: New file.
17261 2009-06-23 Ian Lance Taylor <iant@google.com>
17263 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17264 from loose_warn into c_loose_warn and from strict_warn into
17265 c_strict_warn. Set and substitute warn_cxxflags. Check for
17266 --enable-build-with-cxx. Set and substitute
17267 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17268 * Makefile.in (CXXFLAGS): New variable.
17269 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17270 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17271 the default is the same as $(STRICT_WARN).
17272 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17273 (CXX): New variable.
17274 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17275 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17276 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17277 (HOST_LIBS): New variable.
17278 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17279 (ALL_CXXFLAGS): New variable.
17280 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17281 * doc/install.texi (Configuration): Document
17282 --enable-build-with-cxx, --with-stage1-ldflags,
17283 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17284 * configure: Rebuild.
17286 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17288 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17289 from previous commit.
17291 2009-06-23 Ian Lance Taylor <iant@google.com>
17293 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17295 2009-06-23 Ian Lance Taylor <iant@google.com>
17297 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17298 with ATTRIBUTE_UNUSED.
17300 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17301 Pat Haugen <pthaugen@us.ibm.com>
17302 Revital Eres <eres@il.ibm.com>
17304 * config.in (HAVE_AS_POPCNTD): Add default definition.
17305 (HAVE_AS_LWSYNC): Ditto.
17307 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17309 (gcc_cv_as_powerpc_cmpb): Ditto.
17310 (gcc_cv_as_powerpc_dfp): Ditto.
17311 (gcc_cv_as_powerpc_vsx): Ditto.
17312 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17313 supporting the popcntd/lwsync instructions.
17314 (gcc_cv_as_powerpc_lwsync): Ditto.
17315 * configure: Regenerate.
17317 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17318 -mcpu=native and -mcpu=power7.
17319 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17321 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17322 a variable instead of a mask to reduce the number of mask bits.
17323 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17324 (-mbit-word): Ditto.
17325 (-mregnames): Ditto.
17326 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17327 (-mfused-madd): Ditto.
17329 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17331 (-mvsx): New switch for VSX instructions.
17332 (-misel): Move from a variable to a mask to allow it to be set by
17335 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17336 function declaration to an array declaration.
17337 (rs6000_hard_regno_nregs): New external array declaration.
17339 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17340 files included by rs6000.md.
17342 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17343 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17345 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17347 (rs6000_debug_reg): New -mdebug= variables.
17348 (rs6000_debug_addr): Ditto.
17349 (rs6000_debug_cost): Ditto.
17350 (rs6000_pmode): New variable to hold Pmode.
17351 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17352 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17353 calculated at compiler start.
17354 (rs6000_hard_regno_nregs): Change function to an array which holds
17355 HARD_REGNO_NREGS calculated at compiler start.
17356 (rs6000_explicit_options): Delete isel field.
17357 (rs6000_vector_unit): New array to hold which vector unit
17358 supports arithmetic options for a given type.
17359 (rs6000_vector_mem): New array to hold which vector unit supports
17360 memory reference operations for a given type.
17361 (rs6000_vector_align): New array to given the alignment of each
17363 (power7_cost): New basic costs for power7.
17364 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17365 (rs6000_hard_regno_nregs_internal): New function, moved from
17366 HARD_REGNO_NREGS, to calculate the number of registers each hard
17367 register takes for each type.
17368 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17369 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17370 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17371 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17372 unit information here so it is calculated once at compiler startup
17374 (rs6000_override_options): Make -misel a target mask. Add more
17375 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17376 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17378 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17379 (rs6000_handle_option): Move -misel from variable to target mask.
17380 (rs6000_builtin_mask_for_load): Add VSX support.
17381 (rs6000_conditional_register_usage): Ditto.
17382 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17383 (function_arg_boundary): Ditto.
17384 (rs6000_expand_builtin): Ditto.
17385 (def_builtin): Make abort message a little friendlier.
17386 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17388 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17389 assembler support the popcntd instruction instead of a vsx
17390 instruction to enable power7 support.
17391 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17392 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17393 option to the assembler if -mcpu=native.
17394 (ASM_CPU_NATIVE_SPEC): Ditto.
17395 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17397 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17398 the lwsync instruction.
17399 (enum processor_type): Add PROCESSOR_POWER7.
17400 (rs6000_debug_reg): New -mdebug= options.
17401 (rs6000_debug_addr): Ditto.
17402 (rs6000_debug_cost): Ditto.
17403 (rs6000_isel): Delete.
17404 (enum rs6000_vector): New enum to say what vector unit we have.
17405 (VECTOR_UNIT_*): New macros to say which vector unit has
17406 arithmetic operations for a given type.
17407 (VECTOR_MEM_*): New macros to say which vector unit has memory
17408 operations for a given type.
17409 (TARGET_LDBRX): Whether the machine supports the ldbrx
17411 (TARGET_ISEL): Delete, -misel moved to be a mask.
17412 (TARGET_ISEL64): New macro for 64-bit isel support.
17413 (UNITS_PER_VSX_WORD): New macro.
17414 (POINTER_SIZE): Move to be an external variable, rather than
17415 calculating whether we are generating 32 ot 64-bit code.
17417 (STACK_BOUNDARY): Add VSX support.
17418 (LOCAL_ALIGNMENT): Ditto.
17419 (SLOW_UNALIGNED_ACCESS): Ditto.
17420 (VSX_REGNO_P): New macro for VSX support.
17421 (VFLOAT_REGNO_P): Ditto.
17422 (VINT_REGNO_P): Ditto.
17423 (VLOGICAL_REGNO_P): Ditto.
17424 (VSX_VECTOR_MODE): Ditto.
17425 (VSX_SCALAR_MODE): Ditto.
17427 (VSX_MOVE_MODE): Ditto.
17428 (VSX_REG_CLASS_P): Ditto.
17429 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17431 (UNITS_PER_SIMD_WORD): Add VSX support.
17432 (MODES_TIEABLE_P): Ditto.
17433 (STARTING_FRAME_OFFSET): Ditto.
17434 (STACK_DYNAMIC_OFFSET): Ditto.
17435 (EPILOGUE_USES): Ditto.
17436 (REGNO_REG_CLASS): Move to array lookup.
17437 (CLASS_MAX_NREGS): Ditto.
17438 (rs6000_vector_reg_class): Add declaration.
17439 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17440 overlap with the floating point and Altivec registers.
17442 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17444 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17445 give the appropriate asm switches if -mcpu=native.
17446 (host_detect_local_cpu): Add support for "asm".
17447 (host_detect_local_cpu): Follow GNU code guidelines for name.
17449 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17450 -mbit-word to a variable instead of being a target mask.
17452 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17453 emit the lwsync instruction instead of emitting the instruction as
17454 an integer constant.
17456 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17457 fixuns_trundfsi2, move expander into rs6000.md.
17459 * config/rs6000/rs6000.md (cpu): Add power7.
17460 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17461 (logical predicate patterns): Change the single instruction
17462 primitives that set CR0 to be fast_compare instead of compare.
17464 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17465 (popcntddi2): Ditto.
17466 (popcount<mode>): Ditto.
17467 (floating multiply/add insns): Name the floating point
17468 multiply/add insns.
17469 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17470 (isel_unsigned_<mode>): Ditto.
17471 (fixuns_trundfsi2): Move expander here from spe.md.
17472 (smindi3): Define if we have -misel on 64-bit systems.
17477 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17479 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17481 * config/avr/avr.c (avr_current_device): New variable.
17482 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17483 (avr_arch, mcu_type_s): Move to avr.h.
17484 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17485 default_data_section_start fields.
17486 (avr_arch): Moved from avr.c.
17487 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17488 library_name fields.
17489 (avr_current_device, avr_mcu_types, avr_arch_types,
17490 avr_device_to_arch, avr_device_to_data_start,
17491 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17492 (EXTRA_SPEC_FUNCTIONS): Define.
17493 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17494 options mapping. Use device_to_arch and device_to_data_start insted.
17495 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17496 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17497 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17498 * config/avr/driver-avr.c: New file.
17499 * config/avr/avr-devices.c: New file.
17501 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17503 * var-tracking.c (unshare_variable): Force initialized to
17504 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17505 (set_variable_part): Likewise.
17506 (struct variable_union_info): Remove pos_src field.
17507 (vui_vec, vui_allocated): New variables.
17508 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17509 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17510 == 1 use a simpler sorting algorithm. Compute pos field right
17511 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17512 Avoid quadratic comparison if !flag_var_tracking_uninit.
17513 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17514 unshare_variable unconditionally.
17515 (dataflow_set_different_2): Removed.
17516 (dataflow_set_different): Don't traverse second hash table.
17517 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17518 unconditionally to var_reg_set or var_mem_set.
17519 (emit_notes_in_bb): Likewise.
17520 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17522 (emit_note_insn_var_location): Don't set initialized to
17523 VAR_INIT_STATUS_INITIALIZED early.
17524 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17526 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17528 * tree-object-size.c (addr_object_size): Instead of checking
17529 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17530 are no FIELD_DECLs following it.
17532 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17534 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17535 order to match bswaps with signed source operands.
17537 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17539 * sdbout.c (sdbout_one_type): Fix braces in switch.
17541 2009-06-23 Richard Guenther <rguenther@suse.de>
17543 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17545 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17546 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17547 var_callused, callused_tree, var_storedanything, storedanything_tree,
17548 var_integer, integer_tree): Remove global variables.
17549 (new_var_info): Do not pass new id, append the new var to the
17550 global variable vector.
17551 (do_ds_constraint): Use is_global_var member of the variable-info.
17552 (new_scalar_tmp_constraint_exp): Adjust.
17553 (create_function_info_for): Likewise.
17554 (create_variable_info_for): Likewise.
17555 (find_what_var_points_to): Remove dead code.
17556 (init_base_vars): Simplify.
17557 (compute_points_to_sets): Adjust.
17559 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17561 * combine.c (try_combine): Dump information about the insns we're
17564 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17566 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17567 check when calling force_to_mode on TRUNCATE's operand.
17569 2009-06-22 Ian Lance Taylor <iant@google.com>
17571 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17573 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17575 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17577 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17579 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17580 override library linkage flags such as -static-libgcc or
17583 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17585 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17587 2009-06-22 Ian Lance Taylor <iant@google.com>
17589 * config/linux.opt: Put mglibc ahead of muclibc.
17591 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17592 for duplicate decls.
17594 2009-06-22 Matthias Klose <doko@ubuntu.com>
17596 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17598 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17601 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17602 instead of NULL if a parser error occurs.
17604 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17606 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17607 non-DWARF2_DEBUGGING_INFO version.
17609 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17611 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17612 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17614 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17615 (LIBGCC2_TF_CEXT): Define.
17618 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17621 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17623 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17625 * config/arm/arm.c (arm_override_options): Disable
17626 -mcaller-super-interworking and -mcallee-super-interworking.
17627 * doc/invoke.texi (ARM Options): Document this.
17629 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17631 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17632 * config/arm/constraints.md (j): New constraint for movw operands.
17633 (N): Remove thumb2 meaning.
17634 * config/arm/arm.md (*arm_movw): Delete.
17635 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17636 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17637 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17639 2009-06-22 Martin Jambor <mjambor@suse.cz>
17641 PR tree-optimization/40492
17642 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17643 build_ref_for_offset.
17645 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17647 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17648 JUMP_TABLE_DATA_P predicates where applicable.
17649 * auto-inc-dec.c: Ditto.
17650 * builtins.c: Ditto.
17651 * caller-save.c: Ditto.
17653 * cfgcleanup.c: Ditto.
17654 * cfglayout.c: Ditto.
17656 * combine.c: Ditto.
17657 * combine-stack-adj.c: Ditto.
17661 * df-scan.c: Ditto.
17663 * dwarf2asm.c: Ditto.
17664 * dwarf2out.c: Ditto.
17665 * emit-rtl.c: Ditto.
17671 * function.c: Ditto.
17674 * genpreds.c: Ditto.
17675 * genrecog.c: Ditto.
17677 * ira-costs.c: Ditto.
17678 * ira-lives.c: Ditto.
17680 * loop-iv.c: Ditto.
17681 * lower-subreg.c: Ditto.
17682 * modulo-sched.c: Ditto.
17684 * postreload.c: Ditto.
17685 * print-rtl.c: Ditto.
17687 * reginfo.c: Ditto.
17688 * regmove.c: Ditto.
17689 * reload1.c: Ditto.
17692 * rtlanal.c: Ditto.
17694 * sched-vis.c: Ditto.
17696 * sel-sched-ir.c: Ditto.
17697 * simplify-rtx.c: Ditto.
17698 * targhooks.c: Ditto.
17699 * var-tracking.c: Ditto.
17700 * vmsdbgout.c: Ditto.
17702 2009-06-22 Matthias Klose <doko@ubuntu.com>
17704 * Makefile.in (install-plugin): Always use DESTDIR.
17706 2009-06-22 Olivier Hainque <hainque@adacore.com>
17708 * config/pa/pa.c (output_call): Don't optimize post call jumps
17709 into return address adjustments if the call may throw.
17711 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17713 * arm.c (thumb1_output_casesi): New function.
17714 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17715 optimizing for size or PIC.
17716 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17717 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17718 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17719 (thumb1_casesi_internal_pic): New expand rule.
17720 (thumb1_casesi_dispatch): New pattern.
17721 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17723 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17724 in the text seciton when PIC or optimizing for size.
17725 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17726 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17727 preservation properties of code.
17728 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17729 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17730 (__gnu_thumb1_case_si): New function.
17731 * t-arm (LIB1ASMSRC): Define here.
17732 (LIB1ASMFUNCS): Add some common functions.
17733 * t-arm-elf (LIB1ASMSRC): Delete.
17734 (LIB1ASMFUNCS): Append to existing set.
17735 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17736 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17737 * t-symbian (LIB1ASMFUNCS): Likewise.
17738 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17739 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17741 2009-06-21 Richard Guenther <rguenther@suse.de>
17743 PR tree-optimization/38729
17744 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17745 to loops with a single exit if -fno-expensive-optimizations.
17747 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17749 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17750 (dataflow_set): Change vars type from htab_t to shared_hash.
17751 (shared_hash_pool, empty_shared_hash): New variables.
17752 (vars_clear): Removed.
17753 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17754 shared_hash_find_slot_unshare, shared_hash_find_slot,
17755 shared_hash_find_slot_noinsert, shared_hash_find): New
17757 (shared_hash_unshare, shared_hash_destroy): New functions.
17758 (unshare_variable): Unshare set->vars if shared, use
17760 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17761 (get_init_value, find_src_set_src, dump_dataflow_set,
17762 clobber_variable_part, emit_notes_for_differences): Use
17764 (dataflow_set_init): Remove second argument, set vars to
17765 empty_shared_hash instead of creating a new htab.
17766 (dataflow_set_clear): Call shared_hash_destroy and set vars
17767 to empty_shared_hash instead of calling vars_clear.
17768 (dataflow_set_copy): Don't call vars_copy, instead just share
17769 the src htab with dst.
17770 (variable_union): Use shared_hash_*, use initially NO_INSERT
17771 lookup if set->vars is shared. Don't keep slot cleared before
17772 calling unshare_variable. Unshare set->vars if needed.
17773 Even ->refcount == 1 vars must be unshared if set->vars is shared
17774 and var needs to be modified.
17775 (variable_canonicalize): New function.
17776 (dataflow_set_union): If dst->vars is empty, just share src->vars
17777 with dst->vars and traverse with variable_canonicalize to canonicalize
17778 and unshare what is needed.
17779 (dataflow_set_different): If old_set and new_set use the same shared
17780 htab, they aren't different. If number of htab elements is different,
17781 htabs are different. Use shared_hash_*.
17782 (dataflow_set_destroy): Call shared_hash_destroy instead of
17784 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17785 second argument to dataflow_set_init.
17786 (vt_initialize): Likewise. Initialize shared_hash_pool and
17787 empty_shared_hash, move bb in/out initialization afterwards.
17788 Use variable_htab_free instead of NULL as changed_variables del hook.
17789 (variable_was_changed): Change type of second argument to pointer to
17790 dataflow_set. When inserting var into changed_variables, bump
17791 refcount. Unshare set->vars if set is shared htab and slot needs to
17793 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17794 lookup if set->vars is shared. Unshare set->vars if needed.
17795 Even ->refcount == 1 vars must be unshared if set->vars is shared
17796 and var needs to be modified. Adjust variable_was_changed caller.
17797 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17798 vars must be unshared if set->vars is shared and var needs to be
17799 modified. Adjust variable_was_changed caller.
17800 (emit_note_insn_var_location): Don't pool_free var.
17801 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17803 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17804 free_alloc_pool on shared_hash_pool.
17806 2009-06-20 Anthony Green <green@moxielogic.com>
17808 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17809 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17811 2009-06-20 Richard Guenther <rguenther@suse.de>
17813 * tree-ssa-structalias.c (find_func_aliases): For memset use
17814 a constraint from NULL if we memset to zero.
17815 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17816 we explicitly handle that do not read from memory.
17817 (call_may_clobber_ref_p_1): Properly handle builtins that may
17820 2009-06-20 Richard Guenther <rguenther@suse.de>
17822 PR tree-optimization/40495
17823 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17824 (new_scalar_tmp_constraint_exp): New function.
17825 (process_constraint): Do not create temporary decls.
17826 (process_all_all_constraints): Likewise.
17827 (handle_const_call): Likewise.
17828 (create_function_info_for): Do not set decl.
17830 2009-06-19 Ian Lance Taylor <iant@google.com>
17832 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17833 (rs6000_attribute_table): Make static; move before use.
17835 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17837 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17838 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17839 Propagate the TREE_READONLY flag without overwriting it.
17840 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17841 Propagate the TREE_READONLY flag onto the result.
17842 (process_call_operands): Move around. Use correct constant value.
17844 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17847 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17848 * config/arm/arm.md: Likewise.
17850 2009-06-19 Ian Lance Taylor <iant@google.com>
17852 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17853 to GIMPLE_ERROR_MARK.
17855 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17856 op2_original_type parameters. Warn about using different enum types.
17857 * c-parser.c (c_parser_conditional_expression): Pass original
17858 types to build_conditional_expr.
17859 * c-tree.h (build_conditional_expr): Update declaration.
17861 2009-06-19 Ian Lance Taylor <iant@google.com>
17863 * config/i386/i386.c (ix86_function_specific_save): Test that
17864 fields match values, rather than testing the values are in a
17867 2009-06-19 Richard Guenther <rguenther@suse.de>
17869 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17870 ADDR_EXPR pointers.
17871 (ptr_derefs_may_alias_p): Likewise.
17872 (ptr_deref_may_alias_ref_p_1): New function.
17873 (ptr_deref_may_alias_ref_p): Likewise.
17874 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17875 covered by looking at the ESCAPED solution.
17876 (call_may_clobber_ref_p_1): Likewise.
17877 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17878 Handle NULL_TREE offset. Do not produce redundant constraints.
17879 (process_all_all_constraints): New helper function.
17880 (do_structure_copy): Use it.
17881 (handle_lhs_call): Likewise.
17882 (find_func_aliases): Handle some builtins with pointer arguments
17883 and/or return values explicitly.
17885 2009-06-19 Ian Lance Taylor <iant@google.com>
17887 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17889 2009-06-19 Ian Lance Taylor <iant@google.com>
17891 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17893 2009-06-19 Ian Lance Taylor <iant@google.com>
17895 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17896 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17899 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17900 uninitialized const.
17902 2009-06-19 Ian Lance Taylor <iant@google.com>
17904 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17907 * c-decl.c (in_struct, struct_types): Remove.
17908 (struct c_binding): Add in_struct field.
17909 (c_binding_ptr): Define type, along with VEC.
17910 (struct c_struct_parse_info): Define.
17911 (struct_parse_info): New static variable.
17912 (bind): Initialize in_struct field.
17913 (start_struct): Remove enclosing_in_struct and
17914 enclosing_struct_types parameters. Add
17915 enclosing_struct_parse_info parameter. Change all callers. Set
17916 struct_parse_info rather than in_struct and struct_types.
17917 (grokfield): If -Wc++-compat and there is a symbol binding for the
17918 field name, set the in_struct flag and push it on the
17919 struct_parse_info->fields vector.
17920 (warn_cxx_compat_finish_struct): New static function.
17921 (finish_struct): Remove enclosing_in_struct and
17922 enclosing_struct_types parameters. Add
17923 enclosing_struct_parse_info parameter. Change all callers. Don't
17924 set C_TYPE_DEFINED_IN_STRUCT here. Call
17925 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17926 parameter. Only push on struct_types if warn_cxx_compat.
17927 (finish_enum): Only push on struct_types if warn_cxx_compat.
17928 (declspecs_add_type): Add loc parameter. Change all callers.
17929 Change all error calls to error_at. Pass loc, not input_location,
17930 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17931 defined in a struct. If -Wc++-compat and parsing a struct, record
17932 that a typedef name was used.
17933 * c-parser.c (c_parser_declspecs): Get location to pass to
17934 declspecs_add_type.
17935 (c_parser_struct_or_union_specifier): Update calls to start_struct
17937 * c-tree.h (struct c_struct_parse_info): Declare.
17938 (finish_struct, start_struct): Update declarations.
17939 (declspecs_add_type): Update declaration.
17941 2009-06-19 Ian Lance Taylor <iant@google.com>
17943 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17944 variable with an anonymous type.
17946 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17948 * see.c: Remove for real.
17950 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17952 * optabs.h (enum optab_index): Add new OTI_significand.
17953 (significand_optab): Define corresponding macro.
17954 * optabs.c (init_optabs): Initialize significand_optab.
17955 * genopinit.c (optabs): Implement significand_optab using
17956 significand?f2 patterns.
17957 * builtins.c (expand_builtin_mathfn): Handle
17958 BUILT_IN_SIGNIFICAND{,F,L}.
17959 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17960 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17962 * config/i386/i386.md (significandxf2, significand<mode>2): New
17963 expanders to implement significandf, significand and significandl
17964 built-ins as inline x87 intrinsics.
17966 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17968 * config/avr/avr.c (avr_override_options): Remove setting value of
17969 PARAM_INLINE_CALL_COST.
17971 2009-06-18 Richard Henderson <rth@redhat.com>
17974 * tree-pass.h (TDF_ASMNAME): New.
17975 * tree-dump.c (dump_options): Add asmname.
17976 * doc/invoke.texi: Document it.
17978 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17979 (dump_decl_name): ...here.
17980 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17981 (dump_generic_node): Update dump_function_name calls.
17982 (print_call_name): New flags arg; update all dump calls.
17983 * diagnostic.h (print_call_name): Update.
17984 * gimple-pretty-print.c (dump_gimple_call): Update.
17986 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17989 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17991 2009-06-18 Diego Novillo <dnovillo@google.com>
17993 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17994 * plugin.c (str_license): Declare.
17995 (try_init_one_plugin): Assert that the symbol
17996 'plugin_is_GPL_compatible' exists.
17998 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
18001 * Makefile.in (OBJS-common): Remove see.o.
18003 * common.opt (fsee): Mark as preserved for backward compatibility.
18004 * opts.c (common_handle_option): Add OPT_fsee to the backward
18005 compatibility section.
18006 * passes.c (init_optimization_passes, pass_see): Remove pass.
18007 * timevar.def (TV_SEE): Remove.
18008 * tree-pass.h (pass_see): Remove declaration.
18009 * doc/invoke.texi (-fsee): Remove documentation.
18011 2009-06-18 Martin Jambor <mjambor@suse.cz>
18013 * tree-sra.c: Include statistics.h
18014 (sra_stats): New variable.
18015 (sra_initialize): Clear sra_stats.
18016 (create_access_replacement): Increment sra_stats.replacements.
18017 (get_access_replacement): Do not return twice.
18018 (analyze_all_variable_accesses): Increment statistics counter by the
18019 number of scalarized aggregates.
18020 (generate_subtree_copies): Increment sra_stats.subtree_copies.
18021 (sra_modify_expr): Increment sra_stats.exprs.
18022 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18023 (sra_modify_assign): Increment sra_stats.exprs,
18024 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18025 (perform_intra_sra): Update statistics counters.
18026 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18028 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18030 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18031 (arm_scalar_mode_supported_p): New function.
18033 2009-06-18 Paul Brook <paul@codesourcery.com>
18034 Sandra Loosemore <sandra@codesourcery.com>
18036 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18037 (__extendhfsf2, __truncsfhf2): Define.
18038 * config/arm/fp16.c: New file.
18039 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18040 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18042 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18044 * doc/extend.texi (Half-Precision): New section.
18045 * doc/invoke.texi (Option Summary): List -mfp16-format.
18046 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
18047 * config/arm/arm.opt (mfp16-format=): New.
18048 * config/arm/arm.c: Include intl.h.
18049 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
18050 (TARGET_INVALID_RETURN_TYPE): Redefine.
18051 (TARGET_PROMOTED_TYPE): Redefine.
18052 (TARGET_CONVERT_TO_TYPE): Redefine.
18053 (arm_fp16_format): Define.
18054 (all_fpus): Add entry for neon-fp16.
18055 (fp_model_for_fpu): Likewise.
18056 (struct fp16_format): Declare.
18057 (all_fp16_formats): Define.
18058 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18060 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18062 (arm_legitimate_index_p): Treat HFmode like HImode.
18063 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18064 (coproc_secondary_reload_class): Special-case HFmode.
18065 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18066 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18067 (arm_init_fp16_builtins): New.
18068 (arm_init_builtins): Call it.
18069 (arm_invalid_parameter_type): New.
18070 (arm_invalid_return_type): New.
18071 (arm_promoted_type): New.
18072 (arm_convert_to_type).
18073 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
18075 (arm_emit_fp16_const): New function.
18076 (arm_mangle_type): Mangle __fp16 as "Dh".
18077 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18079 (TARGET_NEON_FP16): New.
18080 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18081 (enum fputype): Add FPUTYPE_NEON_FP16.
18082 (enum arm_fp16_format_type): Declare.
18083 (arm_fp16_format): Declare.
18084 (LARGEST_EXPONENT_IS_NORMAL): Define.
18085 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18086 * config/arm/arm-modes.def (HFmode): Define.
18087 * config/arm/vfp.md (*movhf_vfp): New.
18088 (extendhfsf2): New.
18090 * config/arm/arm.md (fpu): Add neon_fp16.
18091 (floatsihf2, floatdihf2): New.
18092 (fix_trunchfsi2, fix_trunchfdi2): New.
18094 (extendhfdf2): New.
18096 (*arm32_movhf): New.
18097 (*thumb1_movhf): New.
18098 (consttable_2): Add check for HFmode constants.
18099 (consttable_4): Handle HFmode constants.
18101 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18103 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18105 2009-06-17 Olivier Hainque <hainque@adacore.com>
18107 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18108 const char ** conversion in AIX specific section.
18110 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18112 * config/i386/i386.c (ix86_special_builtin_type): Remove
18113 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18114 (bdesc_special_args): Updated.
18115 (ix86_init_mmx_sse_builtins): Likewise.
18116 (ix86_expand_special_args_builtin): Likewise.
18118 2009-06-17 Richard Henderson <rth@redhat.com>
18120 * tree-pretty-print.c (maybe_dump_asm_name): New.
18121 (dump_decl_name): Use it.
18122 (PRINT_FUNCTION_NAME): Merge into...
18123 (dump_function_name): ... here. Use maybe_dump_asm_name.
18125 2009-06-17 Cary Coutant <ccoutant@google.com>
18127 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18129 * debug.c (struct gcc_debug_hooks): Change placeholder for
18131 (debug_nothing_int_charstar_int): Replaced by...
18132 (debug_nothing_int_charstar_int_bool): ...this.
18133 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18134 source_line prototype.
18135 (debug_nothing_int_charstar_int): Replaced by...
18136 (debug_nothing_int_charstar_int_bool): ...this.
18137 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18138 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18139 Output is_stmt operand when necessary.
18140 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18141 (notice_source_line): Add is_stmt parameter.
18142 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18143 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18145 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18146 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18148 2009-06-17 Ian Lance Taylor <iant@google.com>
18150 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18152 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18155 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18157 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18158 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18159 tree_strip_sign_nop_conversions and
18160 tree_ssa_strip_useless_type_conversions rather than stripping
18161 the operations here.
18162 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18164 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18165 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18166 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18167 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18170 2009-06-17 Michael Eager <eager@eagercon.com>
18172 * config/rs6000/constraints.md (register_constraint "d"): New.
18173 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18174 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18175 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18176 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18177 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18178 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18179 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18180 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18181 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18182 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18184 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18185 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18186 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18187 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18188 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18189 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18190 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18191 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18192 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18193 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18194 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18195 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18196 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18197 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18199 2009-06-16 Ian Lance Taylor <iant@google.com>
18201 * profile.c (total_num_never_executed): Don't define.
18202 (compute_branch_probabilities): Don't count or print
18203 num_never_executed.
18204 (init_branch_prob): Don't set total_num_never_executed.
18205 (end_branch_prob): Don't print total_num_never_executed.
18207 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18209 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18211 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18213 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18214 (nabstd2_fpr): Same.
18216 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18218 * expr.c (expand_assignment): Change complex type check.
18220 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18222 * doc/plugins.texi (Building GCC plugins): Added new section.
18224 2009-06-17 Ian Lance Taylor <iant@google.com>
18226 * c-pch.c (get_ident): Don't set size of templ array.
18227 (pch_init): Don't set size of partial_pch array.
18229 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18230 string constant to intialize an array whose size is the length of
18233 2009-06-17 Richard Guenther <rguenther@suse.de>
18235 PR tree-optimization/40389
18236 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18237 to addressable types.
18238 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18240 2009-06-17 Richard Guenther <rguenther@suse.de>
18242 PR middle-end/40460
18243 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18244 if there is no evolution of left in the loop bail out.
18245 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18246 chrec_fold_multiply.
18248 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18249 Janis Johnson <janis187@us.ibm.com>
18252 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18253 for the symbol ref of a constant that is the source of a move
18254 - nor for any other not-obvious-label-ref constants.
18256 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18258 * plugin.c (position_pass): Skip newly inserted pass during list
18259 traversal to avoid repeated insertion.
18261 2009-06-16 Ian Lance Taylor <iant@google.com>
18263 * vec.h (VEC_stack_alloc): Define different version if
18264 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18265 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18266 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18267 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18269 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18271 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18273 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18274 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18275 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18276 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18277 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18278 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18279 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18280 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18281 __builtin_ia32_rdtscp.
18282 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18283 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18284 and __builtin_ia32_rorhi.
18285 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18286 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18287 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18288 (ix86_expand_args_builtin): Likewise.
18289 (ix86_expand_special_args_builtin): Likewise.
18291 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18292 (UNSPECV_RDTSC): Likewise.
18293 (UNSPECV_RDPMC): Likewise.
18294 (*bsr): Renamed to ...
18296 (*bsr_rex64): Renamed to ...
18299 (*rdpmc): Likewise.
18300 (*rdpmc_rex64): Likewise.
18302 (*rdtsc): Likewise.
18303 (*rdtsc_rex64): Likewise.
18304 (rdtscp): Likewise.
18305 (*rdtscp): Likewise.
18306 (*rdtscp_rex64): Likewise.
18308 * config/i386/ia32intrin.h: New.
18310 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18312 2009-06-16 Ian Lance Taylor <iant@google.com>
18314 * ira-build.c (copy_info_to_removed_store_destinations):
18315 Initialize parent_a.
18317 2009-06-16 Ian Lance Taylor <iant@google.com>
18319 * c-decl.c (grokdeclarator): Change size_varies to bool.
18321 2009-06-16 Ian Lance Taylor <iant@google.com>
18323 * sel-sched.c: Make forward declarations of move_op_hooks and
18324 fur_hooks explicitly extern.
18326 2009-06-16 Ian Lance Taylor <iant@google.com>
18328 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18329 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18331 2009-06-16 Ian Lance Taylor <iant@google.com>
18333 * resource.c (mark_referenced_resources): Change
18334 include_delayed_effects parameter to bool. Change all callers.
18335 (mark_end_of_function_resources): Likewise.
18336 * reorg.c (insn_references_resource_p): Likewise.
18337 (insn_sets_resource_p): Likewise.
18338 * resource.h (mark_referenced_resources): Update declaration.
18339 (mark_end_of_function_resources): Update declaration.
18341 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18343 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18345 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18347 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18348 GCC can bootstrap on AIX with GNU Binutils 2.20.
18350 2009-06-16 Ian Lance Taylor <iant@google.com>
18352 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18354 2009-06-16 Ian Lance Taylor <iant@google.com>
18356 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18357 inline, not extern inline.
18358 (exact_log2): Likewise.
18359 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18361 (exact_log2): Likewise, but don't test CTZ_HWI.
18363 2009-06-16 Ian Lance Taylor <iant@google.com>
18365 * bitmap.c (bitmap_clear): Don't declare as inline.
18366 * gimple.c (gimplify_assign): Likewise.
18367 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18368 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18369 (sched_scan_info): Remove duplicate definition.
18371 2009-06-16 Ian Lance Taylor <iant@google.com>
18373 * c-common.c (skip_evaluation): Don't define.
18374 (c_inhibit_evaluation_warnings): Define global variable.
18375 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18376 than skip_evaluation.
18377 (convert_and_check, warn_for_div_by_zero): Likewise.
18378 * c-common.h (skip_evaluation): Don't declare.
18379 (c_inhibit_evaluation_warnings): Declare.
18380 * c-parser.c (c_parser_typeof_specifier): Set
18381 c_inhibit_evaluation_warnings rather than skip_evaluation.
18382 (c_parser_conditional_expression): Likewise.
18383 (c_parser_binary_expression): Likewise.
18384 (c_parser_sizeof_expression): Likewise.
18385 (c_parser_alignof_expression): Likewise.
18386 * c-typeck.c (build_indirect_ref): Check
18387 c_inhibit_evaluation_warnings rather than skip_evaluation.
18388 (build_conditional_expr, build_binary_op): Likewise.
18390 2009-06-16 Richard Guenther <rguenther@suse.de>
18392 * tree-ssa-alias.c (is_escape_site): Remove.
18393 * tree-ssa-alias.h (enum escape_type): Remove.
18394 (is_escape_site): Likewise.
18395 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18396 via casts and asms without deferring to is_escape_site.
18398 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18400 PR middle-end/40446
18401 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18402 use gen_lowpart if op0 has complex mode.
18404 2009-06-16 Richard Guenther <rguenther@suse.de>
18406 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18407 variables add them to ESCAPED.
18408 (find_func_aliases): Do not make all indirectly stored values escaped.
18410 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18412 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18413 make_decl_one_only.
18415 2009-06-16 Martin Jambor <mjambor@suse.cz>
18417 PR tree-optimization/40432
18418 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18419 check whether we need to force gimple register operand.
18421 2009-06-16 Martin Jambor <mjambor@suse.cz>
18423 PR tree-optimization/40413
18424 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18425 build_ref_for_offset.
18426 (propagate_subacesses_accross_link): Fix a typo in a comment.
18428 2009-06-16 Ira Rosen <irar@il.ibm.com>
18430 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18431 with additional parameter.
18432 * tree-vectorizer.h (enum vect_def_type): Add new value
18434 (enum vect_relevant): Add comments.
18435 (vect_is_simple_reduction): Add new argument.
18436 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18437 Detect nested cycles.
18438 (vect_is_simple_reduction): Update documentation, add an argument to
18439 distinguish inner-loop reduction from nested cycle, detect nested
18440 cycles, fix printings and indentation, don't swap operands in case
18442 (get_initial_def_for_reduction): Handle subtraction.
18443 (vect_create_epilog_for_reduction): Add new argument to specify
18444 reduction variable.
18445 (vect_finalize_reduction): Handle subtraction, fix comments.
18446 (vectorizable_reduction): Handle nested cycles. In case of nested
18447 cycle keep track of the reduction variable position. Call
18448 vect_is_simple_reduction with additional parameter. Use original
18449 statement code in reduction epilogue for nested cycle. Call
18450 vect_create_epilog_for_reduction with additional parameter.
18451 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18452 inner-loop vectorization.
18453 (vect_recog_widen_sum_pattern): Likewise.
18454 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18456 (vect_mark_stmts_to_be_vectorized): Likewise.
18457 (vect_get_vec_def_for_operand): Handle nested cycles.
18459 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18461 * doc/invoke.texi (Debugging Options): Fix option index entries
18462 for -fdump-statistics, -frandom-seed add entries for
18463 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18464 (FRV Options): Fix entries for -mTLS, -mtls.
18465 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18466 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18467 (M68hc1x Options): Fix @itemx for -mnominmax.
18468 (MCore Options): Fix entry for -mno-lsim.
18469 (MMIX Options): Fix entry for -mabi=mmixware.
18470 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18472 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18474 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18475 Mention the plugin mode of gengtype.
18476 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18477 * gengtype.c: Updated copyright.
18478 (plugin_files, nb_plugin_files) Added new static variables.
18479 (measure_input_list) Care about plugin_files.
18480 (write_rtx_next): Added early return in plugin mode.
18481 (create_file): Updated copyright year in generated file. Added
18483 (oprintf): Added early return if NULL outf.
18484 (get_output_file_with_visibility): Care of plugin_files.
18485 (get_output_file_name): May return null.
18486 (write_local): Added early return.
18487 (put_mangled_filename): Ditto.
18488 (finish_root_table): Added check for base_files.
18489 (write_roots): Care about null when plugins.
18490 (main): Added plugin mode.
18492 2009-06-15 Ian Lance Taylor <iant@google.com>
18494 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18495 * gcov.c (read_count_file): Add braces around variables declared
18498 * c.opt (Wjump-misses-init): New warning.
18499 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18500 -Wall and -Wc++-compat if not already set.
18501 (c_common_post_options): Clear warn_jump_misses_init if it was not
18503 * c-decl.c (struct c_binding): Change type field to a union with
18504 new label field. Make it the first field in the struct. Update
18505 references to type to use u.type instead.
18506 (struct c_spot_bindings): Define.
18507 (struct c_goto_bindings): Define.
18508 (c_goto_bindings_p): Define, along with VECs.
18509 (struct c_label_vars): Define.
18510 (struct c_scope): Add has_label_bindings field.
18511 (bind_label, set_spot_bindings): New static functions.
18512 (decl_jump_unsafe, update_spot_bindings): New static functions.
18513 (update_label_decls): New static function.
18514 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18515 Update binding u.label field to shadowed field.
18516 (c_binding_start_stmt_expr): New function.
18517 (c_binding_end_stmt_expr): New function.
18518 (pushdecl): Don't call c_begin_vm_scope.
18519 (make_label): Add defining and p_label_vars parameters. Change
18521 (lookup_label): Correct test for whether a label has not yet been
18522 defined. Call bind_label rather than bind.
18523 (warn_about_goto): New static function.
18524 (lookup_label_for_goto): New function.
18525 (declare_label): Call bind_label rather than bind.
18526 (check_earlier_gotos): New static function.
18527 (define_label): Don't give errors about jumping into statement
18528 expressions or scopes of variably modified types. Call
18529 set_spot_bindings and check_earlier_gotos. Call bind_label
18530 instead of bind. Don't set label_context_stack_se or
18531 label_context_stack_vm.
18532 (c_get_switch_bindings): New function.
18533 (c_release_switch_bindings): New function.
18534 (c_check_switch_jump_warnings): New function.
18535 (start_function): Don't set label_context_stack_se or
18536 label_context_stack_vm.
18537 (finish_function): Likewise.
18538 * c-typeck.c (label_context_stack_se): Don't define.
18539 (label_context_stack_vm): Don't define.
18540 (c_finish_goto_label): Call lookup_label_for_goto rather than
18541 lookup_label. Don't give errors about jumping into a statement
18542 expression or the scope of a variably modified type. Don't set
18543 label_context_stack_se or label_context_stack_vm.
18544 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18545 fields. Add bindings field.
18546 (c_start_case): Don't set deleted fields. Set bindings field.
18547 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18548 or blocked_vm. Call c_check_switch_jump_warnings.
18549 (c_finish_case): Don't test blocked_stmt_expr field. Call
18550 c_release_switch_bindings.
18551 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18552 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18553 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18554 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18555 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18556 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18557 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18558 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18559 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18560 (C_DECL_UNJUMPABLE_VM): Don't define.
18561 (C_DECL_UNDEFINABLE_VM): Don't define.
18562 (struct c_label_list): Don't define.
18563 (struct c_label_context_se): Don't define.
18564 (struct c_label_context_vm): Don't define.
18565 (struct c_spot_bindings): Declare.
18566 (c_bindings_start_stmt_expr): Declare.
18567 (c_bindings_end_stmt_expr): Declare.
18568 (lookup_label_for_goto): Declare.
18569 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18570 (c_check_switch_jump_warnings): Declare.
18571 (label_context_stack_se, label_context_stack_vm): Don't declare.
18572 (c_finish_goto_label): Update declaration.
18573 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18574 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18575 (Warning Options): Document -Wjump-misses-init.
18577 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18579 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18582 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18584 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18586 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18588 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18590 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18592 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18594 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18596 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18597 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18598 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18599 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18600 * dwarf2asm.c (dw2_force_const_mem): Update call to
18601 make_decl_one_only.
18602 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18603 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18604 * langhooks.c (lhd_comdat_group): Remove.
18605 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18606 * tree.h (DECL_COMDAT_GROUP): New.
18607 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18608 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18609 (make_decl_one_only): Change signature.
18610 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18611 make_decl_one_only.
18612 (make_decl_one_only): Change signature.
18613 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18615 2009-06-15 Richard Guenther <rguenther@suse.de>
18617 PR middle-end/40439
18618 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18620 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18622 * tree-ssa-math-opts.c: Remove extra divide.
18624 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18626 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18628 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18630 * passes.c: Add bswap pass.
18631 * tree-pass.h: Add pass_optimize_bswap declaration.
18632 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18633 Include rtl.h, expr.h and optabs.h for optab_handler check.
18634 (struct symbolic_number, pass_optimize_bswap): New definition.
18635 (do_shift_rotate, verify_symbolic_number_p): New functions.
18636 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18637 (gate_optimize_bswap): New function.
18638 * tree.c (widest_int_cst_value): New function.
18639 * tree.h (widest_int_cst_value): Prototype added.
18641 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18643 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18644 REG_EQUAL/REG_EQUIV notes.
18646 2009-06-14 Richard Guenther <rguenther@suse.de>
18648 PR middle-end/40389
18649 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18650 has its address taken if NRV was applied and it is addressable.
18651 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18652 function split out from ...
18653 (get_constraint_for_1): ... here.
18654 (handle_rhs_call): Use it to mark the return slot escaped if
18655 it is addressable and NRV was applied.
18657 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18659 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18660 Change first argument type to location_t.
18661 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18662 Do not set input_location.
18663 Use loc instead of input_location throughout.
18665 2009-06-13 Richard Guenther <rguenther@suse.de>
18667 PR tree-optimization/40421
18668 * tree-predcom.c (should_unroll_loop_p): Remove.
18669 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18671 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18673 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18674 Add location argument.
18676 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18678 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18680 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18681 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18682 * config/spu/spu-protos.h: Add location to
18683 spu_resolve_overloaded_builtin.
18684 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18685 spu_build_builtin_va_list.
18686 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18687 argument. Pass location to build_function_call_vec.
18688 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18690 (emit_fpu_switch): Same.
18691 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18692 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18693 to build_decl and create_artificial_label.
18694 (xtensa_gimplify_va_arg_expr): Same.
18695 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18696 (xstormy16_gimplify_va_arg_expr): Same.
18697 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18698 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18699 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18700 (mips16_build_function_stub): Same.
18701 (mips16_build_call_stub): Same.
18703 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18706 * arm/constraints.md (Pa, Pb): New constraints.
18707 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18708 split pattern to deal with them.
18710 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18712 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18713 fix index entry for -Xpreprocessor.
18715 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18717 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18718 Add location argument to build_decl call.
18719 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18720 (rs6000_init_builtins): Same.
18721 (spe_init_builtins): Same.
18722 (rs6000_gimplify_va_arg): Add location argument to
18723 create_artificial_label call.
18725 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18727 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18728 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18729 * Makefile.in: Fix GGC dependency for gcse.o.
18731 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18733 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18734 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18735 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18737 * c-parser.c (c_parser_binary_expression): Use current column while
18738 building binary operations.
18739 * common.opt (fshow-column): Enable by default.
18740 * tree-vrp.c (check_array_ref): Use warning_at.
18741 (check_array_bounds): Use location from call back if expr has no
18743 * tree.h: Add location argument to maybe_fold_*.
18744 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18745 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18746 (maybe_fold_offset_to_component_ref): Same.
18747 (maybe_fold_offset_to_reference): Same.
18748 (maybe_fold_offset_to_address): Same.
18749 (maybe_fold_stmt_indirect): Same.
18750 (maybe_fold_stmt_addition): Same.
18751 (fold_stmt_r): Pass location to maybe_fold_*.
18752 (fold_gimple_assign): Same.
18753 * c-tree.h: Add location argument to finish_decl,
18754 default_function_array_conversion, store_init_value.
18755 * c-decl.c (define_label): Use error_at.
18756 (c_make_fname_decl): Pass location to finish_decl.
18757 (finish_decl): New location argument.
18758 (build_compound_literal): Pass location to store_init_value.
18759 (grokdeclarator): Pass location to finish_decl.
18761 * c-typeck.c (array_to_pointer_conversion): New location argument.
18762 (function_to_pointer_conversion): Same.
18763 (default_function_array_conversion): Same.
18764 (parser_build_unary_op): Pass location to overflow_warning.
18765 (parser_build_binary_op): Same. Use warning_at.
18766 (build_unary_op): Pass location to array_to_pointer_conversion.
18767 (build_c_cast): Pass location to digest_init.
18768 (build_modify_expr): New location argument.
18769 (convert_for_assignment): Same.
18770 (store_init_value): Same.
18771 (digest_init): Same.
18772 (output_init_element): Pass location to digest_init and
18773 array_to_pointer_conversion.
18774 (c_finish_return): Pass location to convert_for_assignment.
18775 * gimplify.c (gimplify_conversion): Pass location to
18776 maybe_fold_offset_to_address.
18777 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18778 to maybe_fold_stmt_addition.
18779 * c-omp.c (c_finish_omp_atomic): Pass new location to
18781 (c_finish_omp_for): Same.
18782 * c-common.c (overflow_warning): New argument.
18783 * c-common.h: New argument to build_modify_expr, overflow_warning.
18784 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18786 (c_parser_initializer): Pass location to
18787 default_function_array_conversion.
18788 (c_parser_initelt): Same.
18789 (c_parser_initval): Same.
18790 (c_parser_asm_operands): Same.
18791 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18792 (c_parser_conditional_expression): Same.
18793 (c_parser_binary_expression): Add location info to stack. Use it.
18794 (c_parser_unary_expression): Pass location to
18795 default_function_array_conversion, parser_build_unary_op,
18796 build_indirect_ref, c_parser_postfix_expression_after_primary.
18797 (c_parser_postfix_expression_after_primary): New location argument.
18799 (c_parser_expression_conv): Pass location to
18800 default_function_array_conversion.
18801 (c_parser_expr_list): Same.
18802 (c_parser_omp_atomic): Same.
18803 (c_parser_omp_for_loop): Same.
18804 * c-tree.h (struct c_declarator): Add comment to id_loc.
18805 (build_array_declarator): New argument.
18806 * c-decl.c (build_array_declarator): Add location argument.
18807 (grokdeclarator): Set id_loc for cdk_array.
18808 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18809 build_array_declarator.
18810 * tree.c (build_omp_clause): Add location argument.
18811 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18812 (OMP_CLAUSE_LOCATION): New macro.
18813 (struct tree_omp_clause): Add location field.
18814 (build_omp_clause): Add argument.
18815 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18817 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18818 (cp_parser_omp_clause_collapse): Same.
18819 (cp_parser_omp_clause_default): Same.
18820 (cp_parser_omp_clause_if): Same.
18821 (cp_parser_omp_clause_nowait): Same.
18822 (cp_parser_omp_clause_num_threads): Same.
18823 (cp_parser_omp_clause_ordered): Same.
18824 (cp_parser_omp_clause_schedule): Same.
18825 (cp_parser_omp_clause_untied): Same.
18826 (cp_parser_omp_for_loop): Same.
18827 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18828 * c-tree.h (c_start_case): Add location argument.
18829 (c_process_expr_stmt): Same.
18830 (c_finish_goto_*): Same.
18831 * tree-parloops.c (initialize_reductions): Pass location to
18833 (create_parallel_loop): Same.
18834 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18835 (gfc_trans_omp_reduction_list): Same.
18836 (gfc_trans_omp_clauses): Same.
18837 (gfc_trans_omp_do): Same.
18838 * c-typeck.c (c_finish_goto_label): Same.
18839 (c_finish_goto_ptr): New location argument.
18840 (c_start_case): Same.
18841 (emit_side_effect_warnings): Same.
18842 (c_process_expr_stmt): Same.
18843 (c_finish_stmt_expr): Same.
18844 (c_finish_omp_clauses): Use error_at instead of error.
18845 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18847 * c-omp.c (c_split_parallel_clauses): New location argument.
18848 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18849 to build_omp_clause.
18850 (convert_local_reference_stmt): Same.
18851 (convert_gimple_call): Same.
18852 * c-common.h (c_split_parallel_clauses): New argument.
18853 * c-parser.c (c_parser_statement_after_labels): Pass location to
18854 c_finish_goto_label.
18855 (c_parser_switch_statement): Pass location to c_start_case.
18856 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18857 and c_process_expr_stmt.
18858 (c_parser_omp_variable_list): Add location argument.
18859 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18860 (c_parser_omp_clause_default): Same.
18861 (c_parser_omp_clause_if): Same.
18862 (c_parser_omp_clause_num_threads): Same.
18863 (-c_parser_omp_clause_ordered): Same.
18864 (c_parser_omp_clause_reduction): Pass location to
18865 c_parser_omp_variable_list.
18866 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18867 (c_parser_omp_clause_untied): Same.
18868 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18869 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18871 * c-tree.h (check_for_loop_decls, undeclared_variable,
18872 build_component_ref, build_array_ref, build_external_ref,
18873 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18874 build_conditional_expr, build_compound_expr, c_cast_expr,
18875 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18876 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18878 * c-semantics.c (build_stmt): Same.
18879 (build_case_label): Same.
18880 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18881 (undeclared_variable): New argument.
18882 (make_label): Same.
18883 (lookup_label): Pass location on down.
18884 (define_label): Same.
18885 (finish_decl): Same.
18886 (build_compound_literal): Same.
18887 (finish_struct): Same.
18888 (finish_function): Do not set location here.
18889 (check_for_loop_decls): New argument.
18890 * tree.c (save_expr): Set location.
18891 (build_empty_stmt): New argument.
18892 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18893 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18894 * builtins.c (gimplify_va_arg_expr): Use locations.
18895 (expand_builtin_sync_operation): Same.
18896 * c-typeck.c (build_component_ref): New argument.
18897 (build_array_ref): Same.
18898 (build_external_ref): Same.
18899 (c_expr_sizeof_expr): Same.
18900 (c_expr_sizeof_type): Same.
18901 (parser_build_unary_op): Same.
18902 (build_conditional_expr): Same.
18903 (build_compound_expr): Pass location on down.
18904 (build_compound_expr): New argument.
18905 (build_c_cast): Same.
18906 (c_cast_expr): Same.
18907 (build_asm_expr): Same.
18908 (c_finish_return): Same.
18909 (c_process_expr_stmt): Pass location on down.
18910 (c_finish_stmt_expr): New argument.
18911 (push_clenaup): Same.
18912 (c_finish_omp_parallel): Same.
18913 (c_finish_omp_task): Same.
18914 * gimplify.c (gimplify_call_expr): Pass location on down.
18915 * c-omp.c (c_finish_omp_master): New argument.
18916 (c_finish_omp_critical): Same.
18917 (c_finish_omp_ordered): Same.
18918 (c_finish_omp_barrier): Same.
18919 (-c_finish_omp_taskwait): Same.
18920 (c_finish_omp_atomic): Same.
18921 (c_finish_omp_flush): Same.
18922 * tree-inline.c (copy_tree_body_r): Pass location on down.
18923 (inline_forbidden_p): Remove use of input_location.
18924 * c-gimplify.c (c_build_bind_expr): New argument.
18925 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18926 (c_sizeof_or_alignof_type): New argument.
18927 (c_alignof_expr): Same.
18928 (build_va_arg): Same.
18929 (c_add_case_label): Same.
18930 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18931 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18932 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18933 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18934 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18935 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18937 * stub-objc.c (objc_build_selector_expr): Same.
18938 (objc_build_throw_stmt): Same.
18939 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18940 (c_parser_initelt): Same.
18941 (c_parser_compound_statement): Same.
18942 (c_parser_compound_statement_nostart): Same.
18943 (c_parser_label): Same.
18944 (c_parser_statement_after_labels): Same.
18945 (c_parser_if_body): Same.
18946 (c_parser_else_body): Same.
18947 (c_parser_if_statement): Same.
18948 (c_parser_switch_statement): Same.
18949 (c_parser_while_statement): Same.
18950 (c_parser_do_statement): Same.
18951 (c_parser_for_statement): Same.
18952 (c_parser_asm_statement): Same.
18953 (c_parser_conditional_expression): Same.
18954 (c_parser_binary_expression): Same.
18955 (c_parser_cast_expression): Same.
18956 (c_parser_unary_expression): Same.
18957 (c_parser_sizeof_expression): Same.
18958 (c_parser_alignof_expression): Same.
18959 (c_parser_postfix_expression): Same.
18960 (c_parser_expression): Same.
18961 (c_parser_objc_receiver): Same.
18962 (c_parser_omp_variable_list): Same.
18963 (c_parser_omp_structured_block): Same.
18964 (c_parser_omp_atomic): New argument.
18965 (c_parser_omp_barrier): Same.
18966 (c_parser_omp_critical): Same.
18967 (c_parser_omp_flush): Pass location on down.
18968 (c_parser_omp_for_loop): New argument.
18969 (c_parser_omp_for): Same.
18970 (c_parser_omp_master): Same.
18971 (c_parser_omp_ordered): Same.
18972 (c_parser_omp_sections_scope): Same.
18973 (c_parser_omp_sections): Same.
18974 (c_parser_omp_parallel): Same.
18975 (c_parser_omp_single): Same.
18976 (c_parser_omp_task): Same.
18977 (c_parser_omp_taskwait): Pass location on down.
18978 (c_parser_omp_construct): Same.
18979 (c_parser_omp_threadprivate): Same.
18980 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18981 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18982 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18983 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18984 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18985 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18986 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18987 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18988 config/i386/i386.c, stmt.c:
18989 Add location argument to the following function definitions and/or
18990 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18991 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18992 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18993 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18994 do_case, c_finish_bc_stmt, build_compound_literal,
18995 build_function_call.
18996 * c-decl.c (build_compound_literal): Add location argument.
18997 Make all diagnostic calls use location.
18998 (start_struct): Same.
18999 (finish_struct): Same.
19000 (start_enum): Same.
19001 (build_enumerator): Same.
19002 (start_function): Same.
19003 (grokdeclarator): Make all diagnostic calls use location.
19004 (store_parm_decls_oldstyle): Same.
19005 * c-typeck.c (build_function_call): Add location argument.
19006 Make all diagnostic calls use location.
19008 (c_finish_bc_stmt): Same.
19009 * tree-nested.c (get_trampoline_type): Add argument.
19010 Pass location to build_decl.
19011 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
19012 * rtl.h (RTL_LOCATION): New.
19013 * c-common.c (c_add_case_label): Add location argument.
19014 Make all diagnostic calls use location.
19015 * c-common.h: Add location argument to make_fname_decl, do_case,
19016 c_add_case_label, build_function_call, resolve_overloaded_builtin.
19017 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19018 Set it appropriately for every case. Pass enum_loc to start_enum
19019 call. Pass value_loc first to build_enumerator. Pass enum_loc to
19021 (c_parser_struct_or_union_specifier): Save location. Use it for
19022 start_struct, finish_struct, and parser_xref_tag.
19024 2009-06-12 Ian Lance Taylor <iant@google.com>
19026 * fold-const.c (fold_unary): Rename local variable and to and_expr.
19028 * c-opts.c (c_common_handle_option): For -Wc++-compat set
19029 cpp_opts->warn_cxx_operator_names.
19031 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19034 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19035 is returns NULL and OP is a VCE, look through the VCE.
19037 2009-06-12 Ian Lance Taylor <iant@google.com>
19040 * collect2.c (main): Use CONST_CAST2 in code inside #if
19041 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19043 2009-06-12 Joey Ye <joey.ye@intel.com>
19045 PR middle-end/39146
19046 * cfgexpand.c (get_decl_align_unit): Update
19047 max_used_stack_slot_alignment with align instead of
19048 stack_alignment_needed.
19050 * function.c (assign_stack_local_1): Update
19051 max_used_stack_slot_alignment with alignment_in_bits instead
19052 of stack_alignment_needed.
19053 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19056 2009-06-12 Jakub Jelinek <jakub@redhat.com>
19058 * dwarf2out.c (last_var_location_insn): New variable.
19059 (dwarf2out_end_epilogue): Clear last_var_location_insn.
19060 (dwarf2out_var_location): Don't record anything after last real
19061 insn. Only change labels if there were any real instructions
19062 in between last note and this one, or if changed sections.
19064 2009-06-11 Richard Henderson <rth@redhat.com>
19066 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19067 note when storing the frame pointer in a register.
19068 (FRP): Don't redefine to nothing for epilogue.
19069 (alpha_expand_epilogue): Mark register and sp restores.
19070 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19072 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19073 when gen_lowpart is needed.
19075 2009-06-11 Richard Henderson <rth@redhat.com>
19077 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19079 * dwarf2out.c (need_data_align_sf_opcode): New.
19080 (div_data_align): Move earlier.
19081 (def_cfa_1, reg_save): Use it.
19083 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19085 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19086 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19087 (ix86_handle_option): Handle OPT_mcrc32.
19088 (ix86_target_string): Add -mcrc32.
19089 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19091 * config/i386/i386.h (TARGET_CRC32): New.
19093 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19094 (sse4_2_crc32di): Likewise.
19096 * config/i386/i386.opt (mcrc32): New.
19098 * doc/invoke.texi: Document -mcrc32.
19100 2009-06-11 Richard Henderson <rth@redhat.com>
19102 * common.opt (gdwarf-): Accept a version number.
19103 * doc/invoke.texi (gdwarf-): Update docs.
19104 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19105 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19106 version level, and record it.
19108 * dwarf2.h (DW_CIE_VERSION): Remove.
19109 * dwarf2out.c (DWARF_VERSION): Remove.
19110 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19111 (output_call_frame_info): Use CIE version 3 for dwarf3,
19112 or if the return register column is out of range for version 1.
19113 (dwarf_stack_op_name): Add all dwarf3 values.
19114 (DEBUG_PUBTYPES_SECTION): New.
19115 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19116 encoding change for dwarf3.
19117 (output_die) [dw_val_class_die_ref]: Likewise.
19118 (output_compilation_unit_header): Emit correct version for dwarf3.
19119 (output_line_info): Likewise.
19120 (output_pubnames): Update for DWARF_VERSION removal.
19121 (output_aranges): Likewise.
19122 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19123 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19124 (dwarf2out_finish): Likewise.
19126 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19128 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19131 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19134 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19135 * builtins.c (expand_builtin_unreachable): New function.
19136 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19137 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19138 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19140 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19141 searching for missing barriers.
19143 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19145 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19146 when -fprofile-generate* was passed.
19147 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19149 2009-06-11 Anthony Green <green@moxielogic.com>
19151 * config/moxie/moxie.md: Define length attribute for all instructions.
19153 (*b<cond:code>): Support limited branch ranges for new PC-relative
19154 branch instructions.
19155 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19157 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19159 * config/i386/i386.c (min_insn_size): Use get_attr_length
19160 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19161 For __asm return 0.
19163 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19164 instead of emit_insn_before.
19166 2009-06-10 Ian Lance Taylor <iant@google.com>
19169 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19172 2009-06-10 Revital Eres <eres@il.ibm.com>
19174 * passes.c (init_optimization_passes): Reschedule
19175 predictive-commoning pass before complete unroll pass.
19177 2009-06-10 Martin Jambor <mjambor@suse.cz>
19179 * cgraph.c (cgraph_node_can_be_local_p): New function.
19180 (cgraph_make_node_local): New function.
19181 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19182 (cgraph_make_node_local): Declare.
19184 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19186 * tree.h (tree_base): Add packed_flag and user_align fields.
19187 Decrease size of spare field.
19188 (TYPE_USER_ALIGN): Use user_align from tree_base.
19189 (DECL_USER_ALIGN): Likewise.
19190 (TYPE_PACKED): Use packed_flag from tree_base.
19191 (DECL_PACKED): Likewise.
19192 (tree_type): Delete packed_flag and user_align fields. Widen
19193 precision field. Widen mode field and shuffle fields to align
19194 mode on an 8-bit boundary.
19195 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19196 Renumber decl_flag_* fields. Fix comments. Widen
19197 decl_common_unused field.
19198 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19199 (DECL_EXTERNAL): Likewise.
19200 (DECL_BIT_FIELD): Likewise.
19201 (DECL_NONADDRESSABLE_P): Likewise.
19202 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19203 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19205 2009-06-10 Ian Lance Taylor <iant@google.com>
19207 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19208 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19209 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19210 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19211 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19212 DEF_VEC_ALLOC_FUNC_P.
19213 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19214 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19215 DEF_VEC_ALLOC_FUNC_O.
19216 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19217 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19218 DEF_VEC_ALLOC_FUNC_I.
19219 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19220 (vec_stack_p_reserve_exact_1): Declare.
19221 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19222 (vec_stack_free): Declare.
19223 (VEC_stack_alloc): Define.
19224 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19225 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19226 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19227 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19229 (stack_vecs): New static variable.
19230 (vec_stack_p_reserve_exact_1): New function.
19231 (vec_stack_o_reserve_1): New static function.
19232 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19233 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19234 (vec_stack_free): New function.
19235 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19236 (VEC_df_ref_stack_alloc): Define.
19237 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19238 DEF_VEC_ALLOC_P_STACK.
19239 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19240 (struct df_collection_rec): Change _vec fields to VEC. Remove
19242 (df_free_collection_rec): Adjust for new fields.
19243 (df_insn_rescan): Use new df_collection_rec fields.
19244 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19245 (df_ref_create_structure, df_ref_record): Likewise.
19246 (df_get_conditional_uses, df_get_call_refs): Likewise.
19247 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19248 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19249 (df_record_exit_block_uses, df_bb_verify): Likewise.
19250 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19251 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19252 Remove count parameter. Change return type to void. Change all
19254 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19255 Remove count parameter. Change return type to void. Change all
19257 (df_install_refs): Change old_vec parameter to VEC. Remove count
19258 parameter. Change all callers.
19259 (df_install_mws): Change old_vec parameter to VEC. Remove count
19260 parameter. Change all callers.
19261 (df_refs_verify): Change new_rec parameter to VEC. Change call
19263 (df_mws_verify): Likewise.
19265 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19267 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19269 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19271 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19273 2009-06-10 Anthony Green <green@moxielogic.com>
19275 * config/moxie/crti.asm: New file.
19276 * config/moxie/crtn.asm: New file.
19277 * config/moxie/moxie.c: New file.
19278 * config/moxie/moxie.h: New file.
19279 * config/moxie/sfp-machine.h: New file.
19280 * config/moxie/moxie-protos.h: New file.
19281 * config/moxie/t-moxie: Created.
19282 * config/moxie/t-moxie-softfp: Created.
19283 * config/moxie/moxie.md: Created.
19284 * config/moxie/constraints.md: Created.
19285 * config.gcc: Add moxie support.
19286 * doc/md.texi (Machine Constraints): Add moxie constraints.
19287 * doc/contrib.texi (Contributors): Mention moxie port.
19288 * doc/install.texi (Specific): Mention the moxie port.
19290 2009-06-09 Ian Lance Taylor <iant@google.com>
19292 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19293 compiling with C++.
19294 * optabs.c (optab_table): Only use designated initializers if
19295 HAVE_DESIGNATED_INITIALIZERS is defined.
19296 (convert_optab_table): Likewise.
19297 (init_optabs): Always call init_insn_codes if
19298 HAVE_DESIGNATED_INITIALIZERS is not defined.
19300 2009-06-09 Ian Lance Taylor <iant@google.com>
19302 * targhooks.c (default_builtin_vectorized_function): Change fn
19303 parameter to unsigned int.
19304 (default_builtin_vectorized_conversion): Change code parameter to
19306 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19307 * targhooks.h: Update declarations.
19308 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19309 parameter to unsigned int.
19311 * c-typeck.c (comptypes_check_enum_int): New static function.
19312 (comptypes_internal): Add enum_and_int_p parameter. Change all
19314 (comp_target_types): Add location parameter. Change all callers.
19315 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19316 Change all callers.
19317 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19318 (build_conditional_expr): Add colon_loc parameter. Change all
19320 (convert_for_assignment): Add location parameter. Change all callers.
19321 * c-parser.c (c_parser_conditional_expression): Pass location of
19322 colon to build_conditional_expr.
19323 * c-tree.h (build_conditional_expr): Update declaration.
19325 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19327 * graphite.c: Revert previous patch.
19329 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19332 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19334 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19336 * tree-ssa-loop-prefetch.c
19337 (loop_prefetch_arrays): Fixed a portability problem in printf format
19340 2009-06-09 Martin Jambor <mjambor@suse.cz>
19342 PR tree-optimization/40351
19343 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19344 refrence to a potential artifical subaccess can be constructed.
19346 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19348 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19349 (sh_override_options): Likewise.
19350 * config/sh/sh.c: Include params.h.
19351 (sh_optimization_options): New.
19352 (sh_override_options): Likewise.
19353 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19354 (OVERRIDE_OPTIONS): Use sh_override_options.
19356 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19358 * dwarf2out.c (emit_cfa_remember): New variable.
19359 (add_fde_cfi): If emit_cfa_remember, recurse to add
19360 DW_CFA_remember_state first.
19361 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19362 instead just set emit_cfa_remember.
19364 2009-06-08 Jan Hubicka <jh@suse.cz>
19367 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19369 2009-06-08 Jan Hubicka <jh@suse.cz>
19371 PR middle-end/39834
19372 * cgraphunit.c (save_inline_function_body): Do not copy transform
19373 hooks for saved inline bodies.
19374 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19375 for given function.
19377 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19379 * jump.c (returnjump_p): Handle delayed branches. Add missing
19382 2009-06-08 Jan Hubicka <jh@suse.cz>
19384 PR middle-end/40102
19385 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19386 original node might've been modified.
19387 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19389 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19391 * tree-object-size.c (addr_object_size): Add OSI argument.
19392 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19393 (compute_builtin_object_size, expr_object_size): Adjust callers.
19394 (plus_stmt_object_size): Call addr_object_size instead of
19395 compute_builtin_object_size.
19397 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19398 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19400 * tree-ssa-loop-prefetch.c
19401 (gather_memory_references): Introduced a counter for the number of
19403 (anything_to_prefetch_p): Introduced a counter for the number of
19405 (is_loop_prefetching_profitable): New function with a cost model
19407 (loop_prefetch_arrays): Use the new cost model to determine if
19408 prefetching is profitable.
19409 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19410 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19411 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19412 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19413 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19414 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19416 2009-06-08 Michael Matz <matz@suse.de>
19419 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19420 partitions use the same.
19421 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19422 for basevars of SSA_NAMEs.
19423 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19424 to not expand them twice.
19425 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19428 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19430 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19431 (fdump-final-insns=, gtoggle): New.
19432 * doc/invoke.texi: Document them.
19433 * final.c (rest_of_clean_state): Dump final insn stream.
19434 * gcc.c (invoke_as): Hook in -fcompare-debug.
19435 (static_spec_functions): Add compare-debug-dump-opt,
19436 compare-debug-self-opt and compare-debug-auxbase-opt.
19437 (compare_debug, compare_debug_second, compare_debug_opt): New.
19438 (switches_debug_check, n_switches_debug_check): New.
19439 (debug_auxbase_opt, debug_check_temp_file): New.
19440 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19442 (do_self_spec): Handle arguments after switches.
19443 (do_spec_1): Add .gk extension to temp file basenames for compare.
19444 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19445 (cc1_options): Use it instead of normal auxbase computation for
19446 the second compare-debug compilation.
19447 (compare_files): New.
19448 (main): Set up and implement compare debug mode.
19449 (compare_debug_dump_opt_spec_function): New.
19450 (compare_debug_self_opt_spec_function): New.
19451 (compare_debug_auxbase_opt_spec_function): New.
19452 * toplev.c (process_options): Handle flag_gtoggle,
19453 flag_dump_final_insns.
19454 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19455 during -fcompare-debug-second compilation.
19457 2009-06-07 Ian Lance Taylor <iant@google.com>
19459 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19460 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19462 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19463 with no default node. Change warning with %H to warning_at.
19464 Don't clear warn_switch around case checking.
19465 * doc/invoke.texi (Warning Options): Clarify distinction between
19466 -Wswitch and -Wswitch-enum.
19468 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19470 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19472 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19474 * gbl-ctors.h: Add header guard.
19476 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19478 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19479 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19480 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19481 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19482 prototypes for removed functions.
19483 (expressions_equal_p): Move to ...
19484 * tree-ssa-sccvn.h: ... here and ...
19485 * matrix-reorg.c: ... adjust includes.
19487 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19489 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19491 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19493 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19494 (finish_function): Remove erroneous whitespace.
19496 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19498 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19499 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19501 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19503 * errors.c (internal_error): Commentary typo fix.
19504 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19505 * tree-ssa-pre.c: Ditto.
19507 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19509 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19510 them is supposed to hold actual statements.
19512 2009-06-06 Ian Lance Taylor <iant@google.com>
19514 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19515 empty statements can now have attributes.
19517 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19519 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19520 * config/mips/mips.md: Ditto.
19522 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19524 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19526 (__eabi_uconvert): Likewise.
19528 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19530 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19531 CFI_* definitions with IN_GCC.
19533 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19535 * xcoffout.h (xcoffout_source_line): Update prototype.
19537 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19539 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19540 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19542 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19544 PR middle-end/40340
19545 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19546 inlined_function_outer_scope_p blocks for artificial inlines
19548 * tree.c (tree_nonartificial_location): Rewrite using
19549 block_nonartificial_location.
19551 2009-06-05 Revital Eres <eres@il.ibm.com>
19552 Leehod Baruch <leehod@il.ibm.com>
19554 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19555 (expand_expr_real_1): Remove comment.
19556 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19557 Vectorize misaligned access when the target supports it.
19558 (vect_supportable_dr_alignment): Check for unaligned access support.
19559 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19562 2009-06-05 Julian Brown <julian@codesourcery.com>
19564 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19565 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19567 2009-06-05 Richard Guenther <rguenther@suse.de>
19570 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19571 as possibly unused.
19573 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19575 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19576 (save_gprs): Don't tell unwinder when a global register is saved.
19577 (s390_emit_epilogue): Emit needed epilogue unwind info.
19579 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19581 * dwarf2out.c (deferred_asm_name): New.
19582 (add_name_and_src_coords_attributes): Defer creation of
19583 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19585 (move_linkage_attr): New.
19586 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19589 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19591 * tree-nested.c (finalize_nesting_tree_1): Declare the
19592 frame_decl in the binding tree.
19594 2009-06-04 Cary Coutant <ccoutant@google.com>
19596 * basic-block.h (struct basic_block_def): Add discriminator field.
19597 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19599 * debug.c (do_nothing_debug_hooks): Add additional entry.
19600 (debug_nothing_int_charstar_int): New function.
19601 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19602 (debug_nothing_int_charstar_int): New declaration.
19603 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19604 discriminator value in .loc directive.
19605 * final.c (last_discriminator): New variable.
19606 (discriminator): New variable.
19607 (final_start_function): Initialize above variables, pass current
19608 discriminator to debug hook.
19609 (notice_source_line): Check for discriminator change.
19610 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19611 * sdbout.c (sdbout_source_line): New parameter.
19612 * tree-cfg.c (struct locus_discrim_map): New structure type.
19613 (discriminator_per_locus): New hash table.
19614 (build_gimple_cfg): Allocate and free discriminator hash table.
19615 (make_edges): Call assign_discriminator.
19616 (locus_map_hash): New function.
19617 (locus_map_eq): New function.
19618 (next_discriminator_for_locus): New function.
19619 (same_line_p): New function.
19620 (assign_discriminator): New function.
19621 (make_cond_expr_edges): Call assign_discriminator.
19622 (make_gimple_switch_edges): Likewise.
19623 (first_non_label_stmt): New function.
19624 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19626 * xcoffout.c (xcoffout_source_line): Add new parameter.
19628 * configure.ac (gcc_cv_as_discriminator): New configury check for
19629 gas support for discriminator.
19630 * configure: Regenerate.
19631 * config.in: Regenerate.
19633 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19635 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19636 val after checking for integers.
19638 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19640 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19642 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19643 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19644 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19645 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19646 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19647 X64_SSE_REGPARM_MAX.
19648 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19649 X64_SSE_REGPARM_MAX.
19651 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19653 * gcc.c (report_times_to_file): New.
19654 (execute): Implement it.
19655 (process_command): Support -time=.
19656 * doc/invoke.texi: Document it.
19658 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19660 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19661 that have value exprs.
19663 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19665 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19666 declarations for constants until...
19667 (dw2_output_indirect_constant_1): ... this point.
19669 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19672 * arm.md (arm_addsi3): Don't try to split an add with an
19673 eliminable register until after reload has completed.
19675 2009-06-03 Ian Lance Taylor <iant@google.com>
19677 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19678 * genattrtab.c (write_length_unit_log): Likewise.
19679 * genchecksum.c (dosum): Likewise.
19680 * gengtype.c (write_rtx_next): Likewise.
19681 (finish_root_table, write_roots): Likewise.
19682 * gimple.c (gimple_ops_offset_): Likewise.
19683 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19684 * config/arc/arc.c (arc_attribute_table): Likewise.
19685 * config/arm/arm.c (arm_attribute_table): Likewise.
19686 * config/avr/avr.c (avr_attribute_table): Likewise.
19687 * config/crx/crx.c (crx_attribute_table): Likewise.
19688 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19689 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19690 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19691 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19692 * config/sh/sh.c (sh_attribute_table): Likewise.
19693 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19694 * config/spu/spu.c (spu_attribute_table): Likewise.
19695 * config/v850/v850.c (v850_attribute_table): Likewise.
19697 * config/alpha/alpha.c (vms_attribute_table): Make static.
19698 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19699 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19700 * config/mips/mips.c (mips_attribute_table): Likewise.
19702 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19704 (cc1-checksum.o): Likewise.
19706 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19708 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19710 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19712 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19713 insn if it is changing sp. Use gen_add3_insn instead of
19714 conditionally gen_addsi3 and gen_adddi3.
19715 (offset_below_red_zone_p): New static inline function.
19716 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19717 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19718 * config/rs6000/ppc-asm.h: Include auto-host.h.
19719 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19720 CFI_RESTORE): Define.
19721 * config/rs6000/crtresxgpr.asm: Add unwind info.
19722 * config/rs6000/crtresxfpr.asm: Likewise.
19723 * config/rs6000/crtresgpr.asm: Likewise.
19724 * config/rs6000/crtresfpr.asm: Likewise.
19725 * config/rs6000/crtsavgpr.asm: Likewise.
19726 * config/rs6000/crtsavfpr.asm: Likewise.
19728 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19729 argument of DWARF2_FRAME_REG_OUT macros.
19731 2009-06-03 Julian Brown <julian@codesourcery.com>
19733 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19734 words or less (including TImode) in core registers.
19736 2009-06-03 Richard Guenther <rguenther@suse.de>
19738 PR middle-end/40328
19739 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19741 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19743 * statistics.c (statistics_counter_event): Do not record event
19744 in pass dump if its number == -1.
19745 (curr_statistics_hash): Add assert that we never get passes
19746 with static number == -1.
19748 2009-06-03 Richard Guenther <rguenther@suse.de>
19749 Andrey Belevantsev <abel@ispras.ru>
19751 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19752 non-BLKmode arrays addressable.
19754 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19756 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19757 * config/m68k/m68k.h: ... here.
19759 2009-06-03 Martin Jambor <mjambor@suse.cz>
19761 PR tree-optimization/40323
19762 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19765 2009-06-03 Richard Guenther <rguenther@suse.de>
19767 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19770 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19772 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19773 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19774 JUMP_TABLE_DATA_P where applicable.
19775 * config/sh/sh.c: Ditto.
19776 * config/sh/sh.h: Ditto.
19777 * config/sh/sh.md: Ditto.
19778 * config/sh/symbian.c: Ditto.
19780 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19782 * config/i386/driver-i386.c (describe_cache): Optimize
19783 concatenation of strings. Use snprintf instead of sprintf.
19784 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19785 target when not compiling with GCC.
19787 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19789 * config/sh/sh.c: Revert last change.
19790 (sh_expand_epilogue): Emit a blockage insn before the frame
19791 pointer adjustment unconditionally.
19793 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19795 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19796 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19797 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19798 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19799 to COLLECT_GCC_OPTIONS.
19801 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19803 * collect2.c (target_system_root): New variable.
19804 (main): Handle --sysroot=.
19805 (ignore_library): Strip the sysroot from the library path.
19807 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19809 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19810 (collect2.o): Depend on collect2-aix.h.
19811 (collect2-aix.o): New rule.
19812 * collect2-aix.h: New file.
19813 * collect2-aix.c: Likewise.
19814 * collect2.c: Include collect2-aix.h. Don't undefine
19815 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19816 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19817 Use TARGET_AIX_VERSION instead of _AIX51.
19818 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19819 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19820 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19821 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19822 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19824 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19826 * collect2.c (ignore_library): Avoid premature post-increment
19827 and null deference.
19829 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19831 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19832 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19833 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19834 CROSS_DIRECTORY_STRUCTURE too.
19835 (LINK_LIBG_SPEC): Likewise.
19836 (LIB_SPEC): Add %R to sysroot paths.
19837 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19838 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19839 * config/rs6000/aix51.h: As for aix43.h.
19840 * config/rs6000/aix52.h: Likewise.
19841 * config/rs6000/aix53.h: Likewise.
19842 * config/rs6000/aix61.h: Likewise.
19843 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19844 to the beginning of sysroot paths.
19846 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19848 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19849 INSN_LISTs that are out of the REG_NOTE range.
19851 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19853 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19854 (struct var_to_expand): Likewise.
19855 (struct opt_info): Add head and tail for linked lists of the above.
19856 (analyze_insn_to_expand_var): Initialize next.
19857 (analyze_iv_to_split_insn): Likewise.
19858 (analyze_insns_in_loop): Create linked lists.
19859 (allocate_basic_variable): Simplify for use without hash table.
19860 (insert_var_expansion_initialization): Likewise, make it type-safer.
19861 (combine_var_copies_in_loop_exit): Likewise.
19862 (apply_opt_in_copies): Walk lists rather than hash tables.
19863 (release_var_copies): Simplified and inlined by hand into...
19864 (free_opt_info): ... this function.
19866 2009-06-02 Richard Guenther <rguenther@suse.de>
19868 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19871 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19873 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19874 only for builtins that are not overridden.
19876 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19878 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19881 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19883 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19885 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19887 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19889 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19891 * common.opt (fdump-unnumbered-links): New.
19892 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19893 * print-rtl.c (flag_dump_unnumbered_links): New.
19894 (print_rtx): Test it.
19896 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19898 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19899 push/pop multiple to 8-byte alignment.
19901 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19903 * config/i386/i386.c (queued_cfa_restores): New static variable.
19904 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19906 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19907 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19908 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19909 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19910 note unconditionally.
19911 (ix86_emit_restore_regs_using_mov): Likewise.
19912 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19913 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19914 it through to ix86_emit_restore_reg_using_pop.
19915 (ix86_emit_leave): Add RED_OFFSET argument. Call
19916 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19917 instead of adding REG_CFA_OFFSET note unconditionally.
19918 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19919 the above functions. Call ix86_add_queued_cfa_restore_notes when
19922 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19923 force output of the label even for dwarf2out_do_cfi_asm.
19924 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19925 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19926 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19928 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19929 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19930 dwarf2out_cfi_label callers.
19931 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19932 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19933 Adjust dwarf2out_cfi_label callers.
19934 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19936 * config/i386/i386.h (struct machine_cfa_state,
19937 struct machine_function): Guard with ifndef USED_FOR_TARGET
19938 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19941 * emutls.c (__emutls_get_address): Change arr->size to mean number
19942 of allocated arr->data entries instead of # of slots + 1.
19944 PR middle-end/40316
19945 * recog.c (peep2_reinit_state): New function.
19946 (peephole2_init_state): Use it at the end of a basic block and also
19947 when seeing a RTX_FRAME_RELATED_P insn.
19949 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19951 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19952 fixuns_truncrfdi2): New.
19953 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19954 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19955 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19956 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19957 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19958 *recip_approx): Remove.
19959 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19960 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19961 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19963 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19966 2009-06-01 Ian Lance Taylor <iant@google.com>
19968 * attribs.c (register_attribute): Use CONST_CAST.
19969 * collect2.c (main): Use CONST_CAST2.
19970 (scan_prog_file): Likewise.
19971 * gcc.c (process_command, main): Likewise.
19972 * toplev.c (toplev_main): Likewise.
19974 * c-typeck.c (handle_warn_cast_qual): New static function,
19975 partially broken out of build_c_cast.
19976 (build_c_cast): Call handle_warn_cast_qual.
19977 * doc/invoke.texi (Warning Options): Document new effect of
19980 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19982 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19983 (diagnostic_report_current_module): Print columns.
19984 * common.opt (flag_show_column): Enable by default.
19986 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19988 * alias.c (find_base_term): Check for NULL term before returning.
19990 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19992 Revert due to PR40320:
19993 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19994 * calls.c (emit_library_call_value_1): Don't force_operand for move
19997 2009-06-01 Olivier Hainque <hainque@adacore.com>
19998 Eric Botcazou <ebotcazou@adacore.com>
20000 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
20001 to be processed as a bitfield for constructor output purposes.
20002 * output.h (initializer_constant_valid_for_bitfield_p): Declare
20004 * varasm.c (oc_local_state): New type, output_constructor
20005 local state to support communication with helpers.
20006 (oc_outer_state): New type, output_constructor outer state of
20007 relevance in recursive calls.
20008 (output_constructor_array_range): New output_constructor helper,
20009 extracted code for an array range element.
20010 (output_constructor_regular_field): New output_constructor helper,
20011 extracted code for an element that is not a bitfield.
20012 (output_constructor_bitfield): New output_constructor helper,
20013 extracted code for a bitfield element. Accept an OUTER state
20014 argument for recursive processing. Recurse on record or array
20015 CONSTRUCTOR values, possibly past noop conversions.
20016 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
20017 VALUE is a valid constant-valued expression for use in a static
20018 bit-field initializer.
20019 (output_constructor): Rework to use helpers. Accept and honor an
20020 OUTER state argument for recursive calls. Return total size. Be
20021 prepared for nested constructors initializing bitfields.
20022 (output_constant): Feed OUTER in calls to output_constructor.
20024 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20026 * calls.c (emit_library_call_value_1): Don't force_operand for move
20029 2009-06-01 Nick Clifton <nickc@redhat.com>
20031 * doc/invoke.texi (IA-64 Options): Fix typo.
20033 2009-06-01 Ira Rosen <irar@il.ibm.com>
20035 PR tree-optimization/39129
20036 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20038 (vect_do_peeling_for_loop_bound): Use
20039 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20040 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20041 (vect_loop_versioning): Likewise.
20042 (vect_create_cond_for_alias_checks): Fix indentation.
20043 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20045 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20046 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20047 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20048 "control flow in loop".
20049 (vect_estimate_min_profitable_iters): Use
20050 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20051 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20052 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20053 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20054 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20055 statement belongs to a group of strided accesses with the exact code
20057 (vectorizable_load): Likewise.
20058 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20059 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20061 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
20063 * config/freebsd-stdint.h: New file.
20064 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20065 Add freebsd-stdint.h to tm_file.
20067 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
20069 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20070 (thumb2_extendhidi2): Likewise.
20072 2009-05-31 Ian Lance Taylor <iant@google.com>
20074 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20076 2009-05-31 Ian Lance Taylor <iant@google.com>
20078 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20079 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20080 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20082 2009-05-31 Jason Merrill <jason@redhat.com>
20084 * tree-pretty-print.c (print_call_name): Take the callee, not the
20085 call itself. Make non-static. Use dump_function_name for functions.
20086 (dump_generic_node): Adjust.
20087 * diagnostic.h: Declare print_call_name.
20088 * gimple-pretty-print.c (dump_gimple_call): Use it.
20090 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20092 * config/sh/sh.md (ashldi3_std): New define_expand.
20095 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20098 * config/sh/sh.c: Include debug.h.
20099 (sh_expand_epilogue): Emit a blockage insn before the frame
20100 pointer adjustment also when dwarf2out_do_frame returns true.
20102 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20104 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20105 (thumb2_extendqidi2): New pattern.
20107 2009-05-31 Ira Rosen <irar@il.ibm.com>
20109 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20110 mark phis for renaming.
20111 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20112 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20113 Call mark_sym_for_renaming.
20114 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20115 * tree-vect-loop.c (vect_transform_loop): Remove
20116 vect_memsyms_to_rename initialization and a call to
20117 mark_set_for_renaming.
20119 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20121 PR middle-end/40304
20122 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20123 frame related even if !set_cfa && style < 0.
20125 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20127 * config/i386/mingw-tls.c: New file.
20128 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20129 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20130 defining _WIN32 but not __CYGWIN__.
20132 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20134 * configure.ac: Add MPC support.
20136 * config.in, configure: Regenerate.
20138 2009-05-29 Richard Henderson <rth@redhat.com>
20140 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20141 NOTE_INSN_BASIC_BLOCK.
20142 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20143 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20144 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20146 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20148 (add_cfi): Disable check redefining cfa away from drap.
20149 (lookup_cfa_1): Add remember argument; handle remember/restore.
20150 (lookup_cfa): Pass remember argument.
20151 (cfa_remember): New.
20152 (compute_barrier_args_size_1): Remove sibcall check.
20153 (dwarf2out_frame_debug_def_cfa): New.
20154 (dwarf2out_frame_debug_adjust_cfa): New.
20155 (dwarf2out_frame_debug_cfa_offset): New.
20156 (dwarf2out_frame_debug_cfa_register): New.
20157 (dwarf2out_frame_debug_cfa_restore): New.
20158 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20159 (dwarf2out_begin_epilogue): New.
20160 (dwarf2out_frame_debug_restore_state): New.
20161 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20162 DW_CFA_restore_state.
20163 (output_cfi_directive): Likewise.
20164 (convert_cfa_to_fb_loc_list): Likewise.
20165 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20166 * dwarf2out.h: Update.
20167 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20168 (copy_insn_1): Early out for null.
20169 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20170 and dwarf2out_frame_debug_restore_state.
20171 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20172 (prologue_insn_hash, epilogue_insn_hash): New.
20173 (free_after_compilation): Adjust freeing accordingly.
20174 (record_insns): Create hash table if needed; push insns into
20175 hash instead of array.
20176 (maybe_copy_epilogue_insn): New.
20177 (contains): Search hash table instead of array.
20178 (sibcall_epilogue_contains): Remove.
20179 (thread_prologue_and_epilogue_insns): Split eh_return insns
20180 and mark them as epilogues.
20181 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20182 scanning in terms of basic blocks.
20183 * insn-notes.def (CFA_RESTORE_STATE): New.
20184 * jump.c (returnjump_p_1): Accept EH_RETURN.
20185 (eh_returnjump_p_1, eh_returnjump_p): New.
20186 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20187 CFA_REGISTER, CFA_RESTORE): New.
20188 * rtl.def (EH_RETURN): New.
20189 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20191 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20192 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20194 * config/i386/i386.c (gen_push): Update cfa state.
20195 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20196 add a CFA_ADJUST_CFA note.
20197 (ix86_dwarf_handle_frame_unspec): Remove.
20198 (ix86_expand_prologue): Update cfa state.
20199 (ix86_emit_restore_reg_using_pop): New.
20200 (ix86_emit_restore_regs_using_pop): New.
20201 (ix86_emit_leave): New.
20202 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20203 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20204 * config/i386/i386.h (struct machine_cfa_state): New.
20205 (ix86_cfa_state): New.
20206 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20207 (eh_return_internal): Merge from eh_return_<mode>,
20208 use eh_return rtx, split w/ epilogue.
20210 2009-05-29 Ian Lance Taylor <iant@google.com>
20212 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20214 * calls.c (emit_library_call_value_1): Likewise.
20216 * c-typeck.c (c_build_va_arg): New function.
20217 * c-tree.h (c_build_va_arg): Declare.
20218 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20219 instead of build_va_arg.
20221 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20223 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20224 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20225 (ptr_difference_cost): Use affine combinations to compute it.
20226 (difference_cost): Likewise.
20227 (get_computation_cost_at): Compute more accurate cost for addresses
20228 if the ratio is a multiplier allowed in addresses.
20229 For non-addresses, consider that an additional offset or symbol is
20232 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20234 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20235 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20237 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20238 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20239 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20241 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20242 to 1 for TYPE_SSE{IADD1,CVT1}.
20243 (prefix_vex_imm8): Removed.
20244 (length_vex): Only pass 1 as second argument to
20245 ix86_attr_length_vex_default if prefix_extra is 0.
20246 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20247 (length): For prefix vex computation use length_immediate
20248 attribute instead of prefix_vex_imm8.
20249 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20250 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20251 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20252 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20253 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20254 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20255 a space in between the operands.
20256 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20257 if one operand is 0xff and the other one si, di, bp or sp.
20258 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20259 other one si, di, bp or sp.
20260 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20261 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20262 type and mode attributes.
20263 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20264 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20265 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20266 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20267 prefix_data16 attribute iff MODE_DF.
20268 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20269 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20270 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20271 constm128_operand in length_immediate computation.
20272 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20273 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20274 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20275 length_immediate attribute to 1.
20276 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20277 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20278 for certain alternatives.
20279 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20280 prefix_data16 attribute if MODE_V1DF.
20281 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20282 length_immediate to 1.
20283 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20284 length_address to 4, set mode attribute to MODE_DI.
20285 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20286 (fxam<mode>2_i387): Set length attribute to 4.
20287 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20288 *prefetch_3dnow_rex): Override length_address attribute.
20289 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20291 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20292 (constm128_operand): Removed.
20293 * config/i386/i386.c (memory_address_length): For
20294 disp && !index && !base in 64-bit mode account for SIB byte if
20295 print_operand_address can't optimize disp32 into disp32(%rip)
20296 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20297 for fs: or gs: segment.
20298 (ix86_attr_length_immediate_default): When checking if shortform
20299 is possible, truncate immediate to the length of the non-shortened
20301 (ix86_attr_length_address_default): Ignore MEM_P operands
20303 (ix86_attr_length_vex_default): Only check for DImode on
20304 GENERAL_REG_P operands.
20305 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20306 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20307 (sse_cvttps2pi): Clear prefix_rep attribute.
20308 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20310 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20311 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20312 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20313 iff operand 2 is const_int_operand.
20314 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20315 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20316 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20318 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20320 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20321 prefix_data16 attribute for movlpd and movhpd instructions.
20322 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20323 length_immediate for shufpd instruction.
20324 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20325 (avx_cmpp<avxmodesuffixf2c><mode>3,
20326 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20327 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20328 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20329 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20330 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20331 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20332 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20333 prefix_data16 attribute for the first alternative to 1.
20334 (*avx_loadlps): Override length_immediate for the first alternative.
20335 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20336 attributes for second alternative.
20337 (*vec_concatv2sf_sse4_1): Override length_immediate and
20338 prefix_data16 attributes for second alternative.
20339 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20340 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20341 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20342 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20343 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20344 prefix_data16 and length_immediate to 1.
20345 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20347 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20348 prefix_extra attribute for variants that don't have 0f prefix alone.
20349 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20350 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20351 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20352 *sse4_1_pextrd): Set length_immediate to 1.
20353 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20354 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20356 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20357 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20358 length_immediate to 1 for second alternative.
20359 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20360 prefix_extra and length_immediate attributes for the first
20362 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20364 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20365 to 1 for the first and third alternative.
20366 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20368 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20370 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20372 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20373 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20374 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20375 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20376 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20377 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20378 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20379 ssse3_psign<mode>3): Override prefix_rex attribute.
20380 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20381 (ssse3_palignrti): Override length_immediate to 1.
20382 (ssse3_palignrdi): Override length_immediate to 1, override
20383 prefix_rex attribute.
20384 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20385 (sse4a_extrqi): Override length_immediate to 2.
20386 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20387 (sse4a_insertq): Override prefix_data16 to 0.
20388 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20389 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20390 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20391 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20392 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20393 and length_immediate to 1.
20394 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20395 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20396 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20397 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20398 and length_immediate to 1.
20399 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20400 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20401 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20402 avx_ptest256): Override prefix_extra to 1.
20403 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20404 Override prefix_data16 and length_immediate to 1.
20405 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20406 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20407 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20408 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20409 prefix_data16 to 0 and prefix_extra to 2.
20410 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20411 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20413 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20414 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20415 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20416 and prefix_extra to 2.
20417 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20418 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20419 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20420 avx_vpermilvar<mode>3,
20421 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20422 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20423 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20424 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20425 Override prefix_extra to 1.
20426 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20427 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20428 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20429 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20430 prefix_extra and length_immediate to 1.
20431 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20433 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20434 to 1 for the first alternative.
20435 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20436 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20438 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20439 *movv2sf_internal_avx, *movv2sf_internal): Override
20440 prefix_rep attribute for certain alternatives.
20441 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20442 attributes for certain alternatives.
20443 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20444 attributes for certain alternatives.
20445 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20446 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20447 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20448 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20449 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20450 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20451 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20452 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20453 length_immediate to 1 if operand 2 is const_int_operand.
20454 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20455 *vec_extractv2si_1): Set length_immediate attribute to 1.
20456 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20457 using old 3DNOW insn rather than SSE/3DNOW_A.
20458 (mmx_emms, mmx_femms): Clear modrm attribute.
20460 2009-05-29 Martin Jambor <mjambor@suse.cz>
20462 * tree-sra.c: New implementation of SRA.
20464 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20465 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20466 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20467 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20468 (SRA_MAX_STRUCTURE_COUNT): Removed.
20469 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20470 * doc/invoke.texi (sra-max-structure-size): Removed.
20471 (sra-field-structure-ratio): Removed.
20473 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20475 PR middle-end/40291
20476 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20479 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20481 PR rtl-optimization/40101
20482 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20483 seqno. Adjust comment.
20484 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20485 inserting bookkeeping before a jump, the jump is not scheduled.
20486 When no positive seqno found, provide a value. Add comment.
20488 2009-05-29 Richard Guenther <rguenther@suse.de>
20490 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20491 short-cutting on the first component.
20493 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20495 PR middle-end/39958
20496 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20497 for trees other than decls/types.
20499 2009-05-29 Richard Guenther <rguenther@suse.de>
20501 * tree-ssa-operands.c (get_expr_operands): Do not handle
20502 INDIRECT_REFs in the handled-component case. Remove
20503 unused get_ref_base_and_extent case.
20504 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20505 tree_low_cst and host_integerp where possible.
20506 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20507 codes for equivalence.
20508 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20510 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20512 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20513 to tmake_file for i[34567]86-*-cygwin*.
20515 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20518 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20519 (altivec_categorize_keyword, init_vector_keywords,
20520 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20523 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20525 * tree.c (handle_dll_attribute): Check if node is
20526 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20528 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20530 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20532 (thumb2_zero_extendqidi2): Likewise.
20534 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20536 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20537 instead of gen_movrt.
20538 * config/sh/sh.md (movrt): Remove.
20540 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20542 * doc/invoke.texi (IA-64 Options):
20543 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20544 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20545 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20546 -msched-prefer-non-control-spec-insns,
20547 -msched-stop-bits-after-every-cycle,
20548 -msched-count-spec-in-critical-path,
20549 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20550 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20551 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20552 and -msched-spec-verbose.
20554 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20556 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20557 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20559 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20561 2009-05-28 Richard Guenther <rguenther@suse.de>
20563 * tree-ssa-alias.c (ao_ref_init): New function.
20564 (ao_ref_base): Likewise.
20565 (ao_ref_base_alias_set): Likewise.
20566 (ao_ref_alias_set): Likewise.
20567 (refs_may_alias_p_1): Change signature.
20568 (refs_may_alias_p): Adjust.
20569 (refs_anti_dependent_p): Likewise.
20570 (refs_output_dependent_p): Likewise.
20571 (call_may_clobber_ref_p_1): Change signature.
20572 (call_may_clobber_ref_p): Adjust.
20573 (stmt_may_clobber_ref_p_1): New function split out from ...
20574 (stmt_may_clobber_ref_p): ... here.
20575 (maybe_skip_until): Adjust signature.
20576 (get_continuation_for_phi): Likewise.
20577 (walk_non_aliased_vuses): Likewise.
20578 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20579 (ao_ref_init): Declare.
20580 (ao_ref_base): Likewise.
20581 (ao_ref_alias_set): Likewise.
20582 (stmt_may_clobber_ref_p_1): Likewise.
20583 (walk_non_aliased_vuses): Adjust.
20584 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20585 (get_ref_from_reference_ops): remove.
20586 (vn_reference_lookup_2): Adjust signature.
20587 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20588 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20589 (vn_reference_lookup): Adjust.
20590 (vn_reference_insert): Likewise.
20591 (vn_reference_insert_pieces): Adjust signature.
20592 (visit_reference_op_call): Adjust.
20593 * tree-ssa-pre.c (get_expr_type): Simplify.
20594 (phi_translate_1): Adjust.
20595 (compute_avail): Likewise.
20596 (translate_vuse_through_block): Do not re-build trees.
20597 (value_dies_in_block_x): Likewise.
20598 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20600 (vn_reference_lookup_pieces): Adjust declaration.
20601 (vn_reference_insert_pieces): Likewise.
20603 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20605 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20606 with checking disabled.
20608 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20612 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20613 macro definition for support of three-operand format aligned
20614 .comm directive in assembler on cygwin/pe/mingw target OS.
20615 * configure: Regenerate.
20616 * config.h: Regenerate.
20618 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20619 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20620 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20622 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20623 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20625 2009-05-28 Ira Rosen <irar@il.ibm.com>
20627 PR tree-optimization/40254
20628 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20629 in analysis of basic blocks.
20631 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20633 PR middle-end/33699
20634 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20635 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20636 (TARGET_INITIALIZER): Use it.
20637 * cse.c (CHEAPER): Move it up to the other macros.
20638 (insert): Rename this ...
20639 (insert_with_costs): ... to this. Add cost parameters. Update
20641 (insert): New function. Call insert_with_costs.
20642 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20643 find_reg_offset_for_const, try_const_anchors): New functions.
20644 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20645 when using a const-anchor. Call insert_const_anchors.
20646 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20647 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20649 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20651 * tree-inline.c (remap_decls): Enable nonlocalized variables
20652 when not optimizing.
20654 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20656 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20657 Simplify other tests involving optimize.
20659 2009-05-27 Tom Tromey <tromey@redhat.com>
20661 * unwind-dw2.c (_Unwind_DebugHook): New function.
20662 (uw_install_context): Call _Unwind_DebugHook.
20664 2009-05-27 Tom Tromey <tromey@redhat.com>
20666 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20668 2009-05-27 Ian Lance Taylor <iant@google.com>
20670 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20671 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20672 (ALL_LINKERFLAGS): Define.
20673 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20674 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20675 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20676 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20677 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20678 $(LINKER_FOR_BUILD).
20679 (build/gcov-iov$(build_exeext)): Likewise.
20681 2009-05-27 Julian Brown <julian@codesourcery.com>
20683 * gcse.c (target.h): Include.
20684 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20685 copy of argument to a pseudo register.
20687 2009-05-27 Diego Novillo <dnovillo@google.com>
20689 * tree-ssa-live.c (dump_scope_block): Document arguments.
20690 (dump_scope_blocks): Document.
20691 (debug_scope_blocks): New.
20692 * tree-flow.h (debug_scope_blocks): Declare.
20694 2009-05-21 Denis Chertykov <denisc@overta.ru>
20696 * doc/contrib.texi (Contributors): Add myself to the list.
20698 2009-05-27 Olivier Hainque <hainque@adacore.com>
20700 * expr.c (target_align): New function. Alignment the TARGET of an
20701 assignment may be assume to have.
20702 (highest_pow2_factor_for_target): Use it instead of relying on
20703 immediate tree attributes of TARGET, not necessarily honored when
20704 intermediate bitfields are involved.
20706 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20709 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20710 AVX, SSE4, AES, PCLMUL and POPCNT.
20712 2009-05-27 Diego Novillo <dnovillo@google.com>
20714 * tree-pretty-print.c (dump_location): New.
20715 (dump_generic_node): Call it.
20716 Factor code to handle BLOCK nodes ...
20717 (dump_block_node): ... here.
20719 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20721 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20723 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20725 * gcc-plugin.h: Include config.h and system.h.
20726 (IN_GCC): Define if not defined.
20728 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20730 PR middle-end/40249
20731 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20734 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20736 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20738 * config/m32r/m32r.h: Ditto.
20739 * config/m32r/m32r.md: Ditto.
20740 * config/m32r/predicates.md: Ditto.
20742 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20744 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20746 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20749 (Loading plugins): typo.
20750 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20751 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20752 (Interacting with the GCC Garbage Collector): Added new section.
20753 (Giving information about a plugin): Added new section for
20755 * ggc.h (ggc_register_root_tab): Added declaration.
20756 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20757 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20758 (register_callback): Improved comment in declaration.
20759 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20760 (extra_root_vec) Added static variable for dynamic roots registration.
20761 (ggc_register_root_tab) Added new routine.
20762 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20763 PLUGIN_GGC_MARKING event.
20764 * ggc-zone.c: Include plugin.h.
20765 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20766 * ggc-page.c: Include plugin.h.
20767 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20768 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20769 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20770 (register_callback): check lack of callbacks for
20771 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20772 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20773 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20774 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20775 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20776 dependency on plugin.h.
20777 (plugin.o): Added dependency on ggc.h...
20779 2009-05-26 Richard Guenther <rguenther@suse.de>
20781 PR middle-end/40248
20783 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20784 with mismatched comparison modes.
20786 * expr.c (expand_expr_real_1): Expand the operand of a
20787 VIEW_CONVERT_EXPR in its natural mode.
20789 2009-05-26 Ian Lance Taylor <iant@google.com>
20791 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20792 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20793 (ALL_COMPILERFLAGS): Define.
20794 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20795 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20796 (collect2$(exeext), collect2.o): Likewise.
20797 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20798 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20799 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20800 (libbackend.o, intl.o, cppdefault.o): Likewise.
20801 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20802 (build/%.o): Use $(COMPILER_FOR_BUILD).
20803 (build/gen%$(build_exeext)): Likewise.
20804 (build/gcov-iov$(build_exeext)): LIkewise.
20805 * config/t-darwin (darwin.o): Use $(COMPILER).
20806 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20807 * config/t-sol2 (sol2-c.o): Likewise.
20808 (sol2.o): Likewise.
20809 * config/t-vxworks (vxworks.o): Likewise.
20810 * config/x-darwin (host-darwin.o): Likewise.
20811 * config/x-hpux (host-hpux.o): Likewise.
20812 * config/x-linux (host-linux.o): Likewise.
20813 * config/x-solaris (host-solaris.o): Likewise.
20814 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20815 * config/arm/t-arm (arm-c.o): Likewise.
20816 * config/arm/t-pe (pe.o): Likewise.
20817 * config/arm/t-wince-pe (pe.o): Likewise.
20818 * config/i386/t-cygming (winnt.o): Likewise.
20819 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20820 * config/i386/t-cygwin (cygwin1.o): Likewise.
20821 (cygwin2.o): Likewise.
20822 * config/i386/t-i386 (i386-c.o): Likewise.
20823 * config/i386/t-interix (winnt.o): Likewise.
20824 * config/i386/t-netware (netware.o): Likewise.
20825 * config/i386/t-nwld (nwld.o): Likewise.
20826 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20827 * config/i386/x-i386 (driver-i386.o): Likewise.
20828 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20829 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20830 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20831 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20832 * config/mips/x-native (driver-native.o): Likewise.
20833 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20834 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20835 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20836 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20837 * config/score/t-score-elf (score7.o): Likewise.
20838 (score3.o): Likewise.
20839 * config/sh/t-sh (sh-c.o): Likewise.
20840 * config/sh/t-symbian (sh-c.o): Likewise.
20841 (symbian.o): Likewise.
20842 * config/spu/t-spu-elf (spu-c.o): Likewise.
20843 * config/v850/t-v850 (v850-c.o): Likewise.
20844 * config/v850/t-v850e (v850-c.o): Likewise.
20846 2009-05-26 Richard Guenther <rguenther@suse.de>
20848 PR tree-optimization/40122
20849 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20850 VECTOR_CSTs if possible.
20851 (fold_gimple_assign): Likewise.
20853 2009-05-26 Richard Guenther <rguenther@suse.de>
20855 PR middle-end/40252
20856 * fold-const.c (fold_binary): Use the correct types for building
20859 2009-05-26 Richard Guenther <rguenther@suse.de>
20861 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20862 redundant calls to merge_alias_info.
20863 (bump_vector_ptr): Likewise.
20864 * tree-ssa-copy.c (merge_alias_info): Remove.
20865 (replace_exp_1): Remove call to merge_alias_info.
20866 (propagate_tree_value): Likewise.
20867 (fini_copy_prop): Propagate points-to info.
20868 * tree-flow.h (merge_alias_info): Remove.
20870 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20872 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20874 2009-05-25 Jan Hubicka <jh@suse.cz>
20876 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20877 * cgraph.h (struct inline_summary): New filed self_wize,
20878 size_inlining_benefit, self_time and time_inlining_benefit.
20879 (struct cgraph_global_info): Replace insns by time ans size fields.
20880 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20881 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20882 (ipcp_update_callgraph): Do not touch function bodies.
20883 * ipa-inline.c: Include except.h
20884 (MAX_TIME): New constant.
20885 (overall_insns): Remove.
20886 (leaf_node_p): New.
20887 (overall_size, max_benefit): New static variables.
20888 (cgraph_estimate_time_after_inlining): New function.
20889 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20890 (cgraph_clone_inlined_nodes): Update size.
20891 (cgraph_mark_inline_edge): Update size.
20892 (cgraph_estimate_growth): Use size info.
20893 (cgraph_check_inline_limits): Check size.
20894 (cgraph_default_inline_p): Likewise.
20895 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20896 (cgraph_decide_recursive_inlining): Check size.
20897 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20899 (cgraph_decide_inlining): Likewise.
20900 (cgraph_decide_inlining_incrementally): Likewise; honor
20901 PARAM_EARLY_INLINING_INSNS.
20902 (likely_eliminated_by_inlining_p): New predicate.
20903 (estimate_function_body_sizes): New function.
20904 (compute_inline_parameters): Use it.
20905 * except.c (must_not_throw_labels): New function.
20906 * except.h (must_not_throw_labels): Declare.
20907 * tree-inline.c (init_inline_once): Kill inlining_weigths
20908 * tree-ssa-structalias.c: Avoid uninitialized warning.
20909 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20910 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20911 (PARAM_INLINE_CALL_COST): Remove.
20912 (PARAM_EARLY_INLINING_INSNS): New.
20914 2009-05-25 Richard Guenther <rguenther@suse.de>
20916 PR tree-optimization/36327
20917 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20918 callback for reference translation or lookup at the point of may-defs.
20919 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20920 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20921 for union COMPONENT_REFs.
20922 (vn_reference_lookup_3): New callback. Lookup from memset
20923 and CONSTRUCTOR assignment, translate through struct copies.
20924 (vn_reference_lookup_pieces): Make sure to not free the
20925 passed operands array. Adjust walk_non_aliased_vuses call.
20926 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20927 make sure we do not leak memory.
20929 2009-05-25 Richard Guenther <rguenther@suse.de>
20931 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20932 * tree-inline.c (expand_call_inline): Reset the escaped and
20933 callused solutions.
20934 * tree-ssa-structalias.c (pass_build_ealias): New.
20935 * tree-pass.h (pass_build_ealias): Declare.
20936 * passes.c (init_optimization_passes): Add PTA during
20937 early optimizations.
20938 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20939 and CALLUSED solutions.
20940 (dump_points_to_solution): New function, split out from ...
20941 (dump_points_to_info_for): ... here.
20942 * tree-parloops.c (parallelize_loops): Reset the escaped and
20943 callused solutions.
20945 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20948 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20949 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20951 2009-05-25 Ira Rosen <irar@il.ibm.com>
20953 PR tree-optimization/40238
20954 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20955 statements after basic block's labels.
20956 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20957 to free the allocated memory.
20959 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20961 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20962 return address with a USE.
20964 2009-05-24 Richard Guenther <rguenther@suse.de>
20966 PR middle-end/40233
20967 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20968 array type from the main variant of the inner type.
20970 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20972 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20973 definition to bool (from int) to un-break build.
20974 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20976 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20978 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20979 discard_stmt_changes): Delete.
20980 * tree-ssa-operands.c (scb_stack): Delete.
20981 (init_ssa_operands): Do not initialize it.
20982 (fini_ssa_operands): Do not free it.
20983 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20985 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20986 update_stmt, remove the others. Fix comments.
20987 * tree-dfa.c (optimize_stack_restore): Likewise.
20988 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20989 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20990 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20991 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20993 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20994 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20995 (dom_opt_finalize_block): Likewise, adjusting access to
20997 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20998 (stmts_to_rescan): Change item type to gimple.
20999 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
21001 2009-05-24 Ira Rosen <irar@il.ibm.com>
21003 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
21004 * tree-pass.h (pass_slp_vectorize): New pass.
21005 * params.h (SLP_MAX_INSNS_IN_BB): Define.
21006 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
21007 * tree-vectorizer.c (timevar.h): Include.
21008 (user_vect_verbosity_level): Declare.
21009 (vect_location): Fix comment.
21010 (vect_set_verbosity_level): Update user_vect_verbosity_level
21011 instead of vect_verbosity_level.
21012 (vect_set_dump_settings): Add an argument. Ignore user defined
21013 verbosity if dump flags require higher level of verbosity. Print to
21014 stderr only for loop vectorization.
21015 (vectorize_loops): Update call to vect_set_dump_settings.
21016 (execute_vect_slp): New function.
21017 (gate_vect_slp): Likewise.
21018 (struct gimple_opt_pass pass_slp_vectorize): New.
21019 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21020 access its members.
21021 (vec_info_for_bb): New function.
21022 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21023 (VECTORIZATION_ENABLED): New macro.
21024 (SLP_ENABLED, SLP_DISABLED): Likewise.
21025 (vect_is_simple_use): Add bb_vec_info argument.
21026 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
21027 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21028 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21029 vect_schedule_slp, vect_analyze_slp): Likewise.
21030 (vect_analyze_stmt): Add slp_tree argument.
21031 (find_bb_location): Declare.
21032 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21033 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21034 (vect_analyze_loop_operations, vect_analyze_loop,
21035 get_initial_def_for_induction, vect_create_epilog_for_reduction,
21036 vect_finalize_reduction, vectorizable_reduction,
21037 vectorizable_live_operation, vect_transform_loop): Likewise.
21038 * tree-data-ref.c (dr_analyze_innermost): Update comment,
21039 skip evolution analysis if analyzing a basic block.
21040 (dr_analyze_indices): Likewise.
21041 (initialize_data_dependence_relation): Skip the test whether the
21042 object is invariant for basic blocks.
21043 (compute_all_dependences): Skip dependence analysis for data
21044 references in basic blocks.
21045 (find_data_references_in_stmt): Don't fail in case of invariant
21046 access in basic block.
21047 (find_data_references_in_bb): New function.
21048 (find_data_references_in_loop): Move code to
21049 find_data_references_in_bb and add a call to it.
21050 (compute_data_dependences_for_bb): New function.
21051 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21052 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21054 (vect_analyze_data_ref_dependence): Check for interleaving in case of
21055 unknown dependence in basic block and fail in case of dependence in
21057 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21058 dependence instances from either loop or basic block vectorization
21060 (vect_compute_data_ref_alignment): Check if it is loop vectorization
21061 before calling nested_in_vect_loop_p.
21062 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21063 dependence instances from either loop or basic block vectorization
21065 (vect_verify_datarefs_alignment): Likewise.
21066 (vect_enhance_data_refs_alignment): Adjust function calls.
21067 (vect_analyze_data_refs_alignment): Likewise.
21068 (vect_analyze_group_access): Fix printing. Skip different checks if
21069 DR_STEP is 0. Keep strided stores either in loop or basic block
21070 vectorization data structure. Fix indentation.
21071 (vect_analyze_data_ref_access): Fix comments, allow zero step in
21073 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21074 dependence instances from either loop or basic block vectorization
21076 (vect_analyze_data_refs): Update comment. Call
21077 compute_data_dependences_for_bb to analyze basic blocks.
21078 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21079 case of loop vectorization. In case of basic block vectorization use
21080 data-ref itself as a base.
21081 (vect_create_data_ref_ptr): In case of basic block vectorization:
21082 don't advance the pointer, add new statements before the current
21083 statement. Adjust function calls.
21084 (vect_supportable_dr_alignment): Support only aligned accesses in
21085 basic block vectorization.
21086 * common.opt (ftree-slp-vectorize): New flag.
21087 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21088 (vect_pattern_recog_1): Likewise.
21089 * tree-vect-stmts.c (process_use): Likewise.
21090 (vect_init_vector): Add new statements in the beginning of the basic
21091 block in case of basic block SLP.
21092 (vect_get_vec_def_for_operand): Adjust function calls.
21093 (vect_finish_stmt_generation): Likewise.
21094 (vectorizable_call): Add assert that it is loop vectorization, adjust
21096 (vectorizable_conversion, vectorizable_assignment): Likewise.
21097 (vectorizable_operation): In case of basic block SLP, take
21098 vectorization factor from statement's type and skip the relevance
21099 check. Adjust function calls.
21100 (vectorizable_type_demotion): Add assert that it is loop
21101 vectorization, adjust function calls.
21102 (vectorizable_type_promotion): Likewise.
21103 (vectorizable_store): Check for outer loop only in case of loop
21104 vectorization. Adjust function calls. For basic blocks, skip the
21105 relevance check and don't advance pointers.
21106 (vectorizable_load): Likewise.
21107 (vectorizable_condition): Add assert that it is loop vectorization,
21108 adjust function calls.
21109 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21110 that it is not reduction, get vector type, call only supported
21111 functions, skip loop specific parts.
21112 (vect_transform_stmt): Check for outer loop only in case of loop
21114 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21115 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21116 for external definition.
21117 * passes.c (pass_slp_vectorize): New pass.
21118 * tree-vect-slp.c (find_bb_location): New function.
21119 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21120 check for patterns only in loops.
21121 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21122 case of multiple types in basic block SLP.
21123 (vect_mark_slp_stmts_relevant): New function.
21124 (vect_supported_load_permutation_p): Fix comment.
21125 (vect_analyze_slp_instance): Add argument. In case of basic block
21126 SLP, take vectorization factor from statement's type, check that
21127 unrolling factor is 1. Adjust function call. Save SLP instance in
21128 either loop or basic block vectorization structure. Return FALSE,
21130 (vect_analyze_slp): Add argument. Get strided stores groups from
21131 either loop or basic block vectorization structure. Return FALSE
21132 if basic block SLP failed.
21133 (new_bb_vec_info): New function.
21134 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21135 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21136 (vect_schedule_slp): Add argument. Get SLP instances from either
21137 loop or basic block vectorization structure. Set vectorization factor
21138 to be 1 for basic block SLP.
21139 (vect_slp_transform_bb): New function.
21140 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21142 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21144 * final.c (shorten_branches): Do not align labels for jump tables.
21145 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21147 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21149 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21150 Remove outdated reference to flow.c and fix nits.
21151 * doc/gccint.texi: Tweak RTL description.
21152 * doc/rtl.texi: Likewise.
21154 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21156 * config/avr/avr.c: Change my email address.
21157 * config/avr/avr.h: Likewise.
21158 * config/avr/avr.md: Likewise.
21159 * config/avr/avr-protos.h: Likewise.
21160 * config/avr/libgcc.S: Likewise.
21162 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21164 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21165 (spu_split_load, spu_split_store): Change return type to int.
21166 (spu_split_convert): Declare.
21167 * config/spu/predicates.md (spu_mem_operand): Remove.
21168 (spu_mov_operand): Update.
21169 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21170 * config/spu/spu.c (regno_aligned_for_load): Remove.
21171 (reg_aligned_for_addr, spu_expand_load): Define.
21172 (spu_expand_extv): Reimplement and handle MEM.
21173 (spu_expand_insv): Handle MEM.
21174 (spu_sched_reorder): Handle insn's with length 0.
21175 (spu_legitimate_address_p): Reimplement.
21176 (store_with_one_insn_p): Return TRUE for any mode with size
21177 larger than 16 bytes.
21178 (address_needs_split): Define.
21179 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21181 (spu_convert_move): Define.
21182 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21183 (spu_split_store): Change all MEM's to TImode.
21184 (spu_init_expanders): Preallocate registers that correspond to
21185 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21187 (spu_split_convert): Define.
21188 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21189 (_move<mode>, _movdi, _movti): Update predicate and condition.
21190 (load, store): Change to define_split.
21191 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21193 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21194 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21195 define_insn_and_split of lshr<mode>3.
21196 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21197 (<v>ashr<mode>3_imm): Define.
21198 (extv, extzv, insv): Allow MEM operands.
21199 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21200 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21201 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21202 (_spu_convert2): Change to define_insn_and_split and remove the
21203 corresponding define_peephole2.
21204 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21205 Change predicates to memory_operand.
21207 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21209 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21211 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21213 PR tree-optimization/40219
21214 * tree.c (iterative_hash_expr): Make sure the builtin function is
21215 a normal builtin function and not a front end or back end builtin
21216 before indexing into the built_in_decls array.
21218 2009-05-22 Richard Guenther <rguenther@suse.de>
21220 PR middle-end/38964
21221 * alias.c (write_dependence_p): Do not use TBAA for answering
21222 anti-dependence or output-dependence.
21223 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21224 (emit_pointer_definition): Remove.
21225 (emit_alias_warning): Likewise.
21226 (find_what_var_points_to): Remove TBAA pruning code.
21227 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21229 (compute_points_to_sets): Remove code computing the set of
21230 dereferenced pointers.
21231 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21232 oracle for querying anti and output dependencies.
21233 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21234 if TBAA may be applied.
21235 (refs_anti_dependent_p): New function.
21236 (refs_output_dependent_p): Likewise.
21237 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21238 (refs_output_dependent_p): Likewise.
21239 * doc/tree-ssa.texi (Memory model): New section.
21240 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21241 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21242 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21243 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21244 * expr.c (expand_expr_real_1): Likewise.
21245 * gimple-low.c (lower_stmt): Likewise.
21246 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21247 (dump_gimple_cdt): Remove.
21248 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21249 (gimple_size): Likewise.
21250 (walk_gimple_op): Likewise.
21251 (is_gimple_stmt): Likewise.
21252 (walk_stmt_load_store_addr_ops): Likewise.
21253 (gimple_build_cdt): Remove.
21254 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21255 * gimple.h (gimple_cdt_new_type): Remove.
21256 (gimple_cdt_new_type_ptr): Likewise.
21257 (gimple_cdt_set_new_type): Likewise.
21258 (gimple_cdt_location): Likewise.
21259 (gimple_cdt_location_ptr): Likewise.
21260 (gimple_cdt_set_location): Likewise.
21261 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21262 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21263 GIMPLE_CHANGE_DYNAMIC_TYPE.
21264 (verify_types_in_gimple_stmt): Likewise.
21265 * tree-inline.c (estimate_num_insns): Likewise.
21266 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21267 (copy_decl_to_var): Likewise.
21268 (copy_result_decl_to_var): Likewise.
21269 * tree-pretty-print.c (dump_generic_node): Do not handle
21270 CHANGE_DYNAMIC_TYPE_EXPR.
21271 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21272 * tree-ssa-operands.c (get_expr_operands): Likewise.
21273 * tree-ssa-structalias.c (struct variable_info): Remove
21274 no_tbaa_pruning member.
21275 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21276 (unify_nodes): Do not copy it.
21277 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21278 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21279 (set_uids_in_ptset): Do not check it.
21280 (find_what_var_points_to): Likewise.
21281 (compute_tbaa_pruning): Remove.
21282 (compute_points_to_sets): Do not call it.
21283 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21284 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21285 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21286 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21287 (DECL_NO_TBAA_P): Likewise.
21288 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21289 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21290 (expand_omp_atomic_pipeline): Do not set it.
21291 * print-tree.c (print_node): Do not dump it.
21292 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21295 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21298 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21301 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21303 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21306 2009-05-22 Ben Elliston <bje@au.ibm.com>
21308 * Makefile.in (bversion.h, s-bversion): New targets.
21309 (TOPLEV_H): Add bversion.h.
21310 * toplev.h: Include "bversion.h".
21311 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21312 the __format__ attribute only if compiling with the same version
21313 of GCC as the sources (the "build version").
21315 2009-05-22 Ben Elliston <bje@au.ibm.com>
21317 * c-format.c (handle_format_attribute): Fix comment typo.
21319 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21322 * config/ia64/ia64.opt (mfused-madd): New.
21323 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21324 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21325 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21326 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21327 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21328 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21329 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21330 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21331 instruction if !TARGET_FUSED_MADD.
21332 (fpma, fpms): Remove colon from name.
21334 2009-05-22 Richard Guenther <rguenther@suse.de>
21336 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21337 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21338 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21340 (create_expression_by_pieces): Only convert if necessary.
21341 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21342 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21344 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21346 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21347 regular pattern from a template and rename it ...
21348 (*extzv_truncsi_exts): ... to this.
21350 2009-05-21 Richard Guenther <rguenther@suse.de>
21352 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21353 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21354 (cgraph_default_inline_p): Likewise.
21355 (cgraph_decide_inlining_incrementally): Likewise.
21357 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21358 Uros Bizjak <ubizjak@gmail.com>
21360 * config/i386/cpuid.h (bit_MOVBE): New.
21362 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21364 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21365 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21366 (ix86_handle_option): Handle OPT_mmovbe.
21367 (ix86_target_string): Add -mmovbe.
21368 (pta_flags): Add PTA_MOVBE.
21369 (processor_alias_table): Add PTA_MOVBE to "atom".
21370 (override_options): Handle PTA_MOVBE.
21372 * config/i386/i386.h (TARGET_MOVBE): New.
21374 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21375 (*bswapsi_movbe): New.
21376 (*bswapdi_movbe): Likewise.
21377 (bswapdi2): Renamed to ...
21378 (*bswapdi_1): This.
21379 (bswapdi2): New expander.
21381 * config/i386/i386.opt (mmovbe): New.
21383 * doc/invoke.texi: Document -mmovbe.
21385 2009-05-21 Taras Glek <tglek@mozilla.com>
21387 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21388 * gcc-plugin.h (plugin_init): Updated signature.
21389 * gcc-plugin.h (plugin_name_args): Moved to this header.
21390 * doc/plugins.texi (plugin_init): Updated documention to reflect
21392 * doc/plugins.texi (plugin_name_args): Added to documention.
21394 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21396 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21397 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21399 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21401 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21402 JUMP_TABLE_DATA_P predicates where applicable.
21403 * config/i386/predicates.md: Ditto.
21404 * config/i386/sse.md: Ditto.
21406 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21408 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21409 operand2 -128 override length_immediate attribute to 1.
21410 * config/i386/predicates.md (constm128_operand): New predicate.
21412 * config/i386/i386.c (memory_address_length): Handle %r12
21413 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21415 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21416 mode look through optional ZERO_EXTEND and SUBREG.
21417 * config/i386/i386.md (R12_REG): New define_constant.
21418 (prefix_data16): For sse unit set also for MODE_TI insns.
21419 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21420 insns set if operand 1 is ext_QIreg_operand.
21421 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21422 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21424 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21425 mode from MODE_DI to MODE_SI.
21426 (movdi_1_rex64): Override modrm and length_immediate attributes
21427 only for movabs (TYPE_IMOV, alternative 2).
21428 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21429 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21430 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21431 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21432 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21433 prefix_rex attribute if DImode.
21434 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21435 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21436 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21437 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21438 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21439 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21440 Likewise. For TYPE_IMOV clear length_immediate attribute.
21441 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21442 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21443 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21444 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21445 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21446 or one operand TYPE_ISHIFT.
21447 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21448 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21449 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21450 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21451 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21452 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21453 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21454 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21455 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21456 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21457 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21458 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21459 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21460 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21461 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21462 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21463 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21464 set mode attribute, don't override length attribute.
21465 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21467 (return_internal_long): Set length attribute to 2 instead of 1.
21468 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21469 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21470 prefix_rex attribute.
21471 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21473 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21475 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21477 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21479 2009-05-20 Ian Lance Taylor <iant@google.com>
21481 * tree.c (build_tree_list_vec_stat): New function.
21482 (ctor_to_vec): New function.
21483 (build_nt_call_vec): New function.
21484 (build_call_array): Change args to be a const pointer.
21485 (build_call_vec): New function.
21486 * tree.h (build_nt_call_vec): Declare.
21487 (build_tree_list_vec_stat): Declare.
21488 (build_tree_list_vec): Define.
21489 (build_call_array): Update declaration.
21490 (build_call_vec): Declare.
21491 (ctor_to_vec): Declare.
21492 * c-common.c (tree_vector_cache): New static variable.
21493 (make_tree_vector): New function.
21494 (release_tree_vector): New function.
21495 (make_tree_vector_single): New function.
21496 (make_tree_vector_copy): New function.
21497 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21498 (make_tree_vector_single, make_tree_vector_copy): Declare.
21499 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21500 (c_parser_expr_list): Don't manage cache here, instead call
21502 (c_parser_release_expr_list): Remove static function.
21503 (c_parser_vec_to_tree_list): Remove static function.
21504 (c_parser_attributes): Call build_tree_list_vec instead of
21505 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21506 c_parser_release_expr_list.
21507 (c_parser_postfix_expression_after_primary): Likewise.
21508 (c_parser_objc_keywordexpr): Likewise.
21510 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21512 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21513 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21514 TARGET_CONVERT_TO_TYPE.
21515 * hooks.c (hook_tree_const_tree_null): Define.
21516 * hooks.h (hook_tree_const_tree_null): Declare.
21517 * target.h (struct gcc_target): Add invalid_parameter_type,
21518 invalid_return_type, promoted_type, and convert_to_type fields.
21519 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21520 (TARGET_INVALID_RETURN_TYPE): Define.
21521 (TARGET_PROMOTED_TYPE): Define.
21522 (TARGET_CONVERT_TO_TYPE): Define.
21523 (TARGET_INITIALIZER): Update for new fields.
21524 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21525 (grokparms): Check targetm.invalid_parameter_type.
21526 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21527 * c-convert.c (convert): Check targetm.convert_to_type.
21529 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21531 * config/mips/mips.md (*extenddi_truncate<mode>,
21532 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21534 (*extendhi_truncateqi): New define_insn_and_sptit.
21536 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21538 PR middle-end/40204
21539 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21540 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21542 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21544 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21545 the operand of VIEW_CONVERT_EXPR.
21547 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21549 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21550 extended family and model for Intel processors. Support Intel Atom.
21552 2009-05-20 Olivier Hainque <hainque@adacore.com>
21554 * gstab.h (stab_code_type): Define, to be used instead of the
21555 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21557 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21558 occurrences by stab_code_type.
21559 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21561 2009-05-20 Martin Jambor <mjambor@suse.cz>
21563 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21564 (sra_insert_before): Likewise.
21565 (sra_insert_after): Likewise.
21566 (sra_init_cache): Likewise.
21567 (sra_type_can_be_decomposed_p): Likewise.
21568 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21569 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21570 (sra_insert_before): Likewise.
21571 (sra_insert_after): Likewise.
21572 (sra_init_cache): Likewise.
21573 (insert_edge_copies_seq): Made static and moved upwards.
21575 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21578 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21580 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21581 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21584 2009-05-20 Richard Guenther <rguenther@suse.de>
21586 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21587 with mismatched comparison modes.
21589 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21591 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21592 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21593 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21594 with shifts for Thumb2.
21595 (orsi_notsi): New for orn.
21596 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21597 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21598 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21599 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21600 Don't invert remainder for IOR.
21602 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21604 PR tree-optimization/40087
21605 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21606 number_of_iterations_ne): Rename never_infinite argument.
21607 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21608 number_of_iterations_le): Handle pointer-type ivs when
21609 exit_must_be_taken is false.
21610 (number_of_iterations_cond): Do not always assume that
21611 exit_must_be_taken if the control variable is a pointer.
21613 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21615 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21616 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21618 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21620 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21621 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21623 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21626 * c.opt (Wlogical-op): Disabled by default.
21627 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21629 * doc/invoke.texi (Wlogical-op): Likewise.
21631 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21633 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21635 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21636 Propagate the type of the first operand.
21637 <ASSERT_EXPR>: Simplify.
21638 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21639 Rewrite using the RHS code as discriminant.
21640 <NOP_EXPR>: Turn into CASE_CONVERT.
21641 <PLUS_EXPR>: Propagate the type of the first operand.
21643 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21645 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21646 (ia64_dconst_0_375): New.
21647 * config/ia64/ia64.c (ia64_override_options): Remove
21648 -minline-sqrt-min-latency warning.
21649 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21650 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21651 * config/ia64/ia64.md (*sqrt_approx): Remove.
21652 (sqrtsf2): Remove #if 0.
21653 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21654 (sqrtdf): Remove assert.
21655 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21656 (sqrtxf2): Remove #if 0.
21657 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21658 * div.md (sqrt_approx_rf): New.
21659 (sqrtsf2_internal_thr): New implementation.
21660 (sqrtsf2_internal_lat): New.
21661 (sqrtdf2_internal_thr: New implementation.
21662 (sqrtxf2_internal): New implementation.
21664 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21665 Hans-Peter Nilsson <hp@axis.com>
21667 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21668 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21669 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21670 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21671 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21672 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21673 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21674 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21675 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21676 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21677 * c-common.c: ...from here.
21679 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21681 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21683 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21685 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21687 2009-05-19 Ben Elliston <bje@au.ibm.com>
21689 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21690 assignments with memcpy calls.
21691 (add_fdes): Likewise.
21692 (binary_search_unencoded_fdes): Likewise.
21693 (linear_search_fdes): Eliminate type puns.
21695 2009-05-19 Richard Guenther <rguenther@suse.de>
21697 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21698 not falsely claim to have propagated into all uses.
21700 2009-05-19 Ben Elliston <bje@au.ibm.com>
21702 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21705 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21707 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21708 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21709 (TARGET_LEGITIMATE_ADDRESS_P): New.
21710 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21711 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21713 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21716 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21717 child of the containing namespace's DIE.
21719 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21721 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21722 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21723 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21726 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21729 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21730 gen_align with gen_pad.
21731 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21732 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21734 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21735 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21737 * config/i386/i386.md (align): Renamed to ...
21738 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21739 ASM_OUTPUT_MAX_SKIP_PAD.
21741 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21743 * config.gcc: Fix variable syntax.
21746 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21747 before calling exact_log2.
21748 (output_iorsi3): Likewise.
21749 (output_xorsi3): Likewise.
21751 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21753 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21754 for the none zero constant operand except for EQ and NE
21755 comprisons even when the first operand is R0.
21757 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21759 * config/s390/2064.md: Remove trailing whitespaces.
21760 * config/s390/2084.md: Likewise.
21761 * config/s390/constraints.md: Likewise.
21762 * config/s390/fixdfdi.h: Likewise.
21763 * config/s390/libgcc-glibc.ver: Likewise.
21764 * config/s390/s390-modes.def: Likewise.
21765 * config/s390/s390-protos.h: Likewise.
21766 * config/s390/s390.c: Likewise.
21767 * config/s390/s390.h: Likewise.
21768 * config/s390/s390.md: Likewise.
21769 * config/s390/tpf-unwind.h: Likewise.
21771 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21773 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21775 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21778 * configure.ac (m68k-*-*): Check if binutils support TLS.
21779 * configure: Regenerate.
21780 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21781 * config/m68k/constraints.md (Cu): New constraint.
21782 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21783 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21784 (movsi): Handle TLS symbols.
21785 (addsi3_5200): Handle XTLS symbols, indent.
21786 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21787 (m68k_tls_reference_p): Declare.
21788 (m68k_legitimize_address): Declare.
21789 (m68k_unwrap_symbol): Declare.
21790 * config/m68k/m68k.opt (mxtls): New option.
21791 * config/m68k/m68k.c (ggc.h): Include.
21792 (m68k_output_dwarf_dtprel): Implement hook.
21793 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21794 (m68k_expand_prologue): Load GOT pointer when function needs it.
21795 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21796 (m68k_legitimate_constant_address_p): Same.
21797 (m68k_decompose_address): Handle TLS references.
21798 (m68k_get_gp): New static function.
21799 (enum m68k_reloc): New contants.
21800 (TLS_RELOC_P): New macro.
21801 (m68k_wrap_symbol): New static function.
21802 (m68k_unwrap_symbol): New function.
21803 (m68k_final_prescan_insn_1): New static function.
21804 (m68k_final_prescan_insn): New function.
21805 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21807 (legitimize_pic_address): Handle TLS references..
21808 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21809 (m68k_libcall_value_in_a0_p)
21810 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21811 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21812 (m68k_legitimize_tls_address): Handle TLS references.
21813 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21815 (m68k_legitimize_address): Handle TLS symbols.
21816 (m68k_get_reloc_decoration): New static function.
21817 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21819 (m68k_output_dwarf_dtprel): Implement hook.
21820 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21821 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21822 m68k_call_* routines.
21823 (sched_attr_op_type): Handle TLS symbols.
21824 (gt-m68k.h): Include.
21825 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21826 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21828 2009-05-18 Martin Jambor <mjambor@suse.cz>
21830 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21831 (visit_store_addr_for_mod_analysis): New function.
21832 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21833 (determine_cst_member_ptr): Use gimple_assign_single_p.
21834 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21835 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21836 operands. Don't check number of operands of a NOP_EXPR.
21838 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21840 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21842 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21845 * c-common.c (warn_logical_operator): Don't warn if one of
21846 expression isn't always true or false.
21848 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21850 * config/i386/biarch32.h: New file.
21851 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21853 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21855 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21856 *zero_extend<mode>_truncqi): Merge these into ...
21857 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21858 Name the pattern following this as *zero_extendhi_truncqi.
21860 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21862 PR middle-end/39301
21863 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21864 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21865 (output_info): Make field HOST_WIDEST_INT.
21866 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21867 (dump_bitmat_statistics): Same.
21869 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21871 * config.gcc (use_gcc_stdint): Set to wrap.
21872 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21873 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21874 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21875 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21876 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21877 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21878 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21879 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21881 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21883 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21885 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21886 Move definitions earlier.
21887 (OPT_ARCH64, OPT_ARCH32): Define.
21888 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21891 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21894 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21897 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21899 * arm.md (movdi2): Copy non-reg values to DImode registers.
21901 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21904 * final.c (label_to_max_skip): New function.
21905 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21906 CODE_LABEL_NUMBER <= max_labelno.
21907 * output.h (label_to_max_skip): New prototype.
21908 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21909 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21910 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21911 Handle CODE_LABELs with >= 16 byte alignment or with
21912 max_skip == (1 << align) - 1.
21913 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21914 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21917 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21918 .p2align 3 if MAX_SKIP is smaller than 7.
21919 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21921 2009-05-15 Ian Lance Taylor <iant@google.com>
21923 * alias.c (struct alias_set_entry_d): Rename from struct
21924 alias_set_entry. Change all uses.
21925 * except.c (struct call_site_record_d): Rename from struct
21926 call_site_record. Change all uses.
21927 * except.h (struct eh_region_d): Rename from struct eh_region.
21929 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21931 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21932 ivtype_map_elt. Change all uses.
21933 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21935 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21936 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21938 (struct sese_d): Rename from struct sese. Change all uses.
21939 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21940 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21941 * optabs.h (struct optab_d): Rename from struct optab. Change all
21943 (struct convert_optab_d): Rename from struct convert_optab.
21945 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21946 ipa_opt_pass. Change all uses.
21947 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21950 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21951 defined as a typedef.
21952 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21955 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21958 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21960 (merge_ranges): Returns bool.
21961 * tree.h (make_range): .. to here.
21962 (build_range_check): Likewise.
21963 (merge_ranges): Likewise. Renamed from merge_ranges.
21964 * c-typeck.c (parser_build_binary_op): Update calls to
21965 warn_logical_operator.
21966 * c-common.c (warn_logical_operator): Add new warning.
21967 * c-common.h (warn_logical_operator): Update declaration.
21969 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21971 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21973 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21975 * doc/install.texi: Document MPC requirements, flags etc.
21977 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21978 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21979 Evaluate constant arguments.
21980 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21981 (fold_builtin_1): Likewise, also evaluate constant arguments.
21982 Remove superfluous break.
21983 (do_mpc_ckconv): New.
21984 * real.h: Include mpc.h.
21985 * toplev.c (print_version): Output MPC version info if available.
21987 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21989 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21991 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21993 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21996 2009-05-15 Jan Hubicka <jh@suse.cz>
21998 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21999 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
22000 (try_inline): Fix return value.
22001 (cgraph_decide_inlining_incrementally): Honor new value.
22002 (cgraph_early_inlining): Handle indirect inlining.
22003 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
22005 2009-05-15 Jan Hubicka <jh@suse.cz>
22007 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
22008 * cgraphunit.c (cgraph_finalize_function): Set it.
22009 (cgraph_expand_function): Use it.
22011 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22013 * real.c (encode_ieee_half): Define.
22014 (decode_ieee_half): Define.
22015 (ieee_half_format): Define.
22016 (arm_half_format): Define.
22017 * real.h (ieee_half_format): Declare.
22018 (arm_half_format): Declare.
22020 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22022 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
22023 swapped, and reversed optabs exist before trying to use them.
22025 2009-05-15 Paul Brook <paul@codesourcery.com>
22026 Sandra Loosemore <sandra@codesourcery.com>
22028 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22029 loads. Allow PRE_DEC.
22030 (output_move_neon): Handle PRE_DEC.
22031 (arm_print_operand): Add 'A' for neon structure loads.
22032 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22033 * config/arm/neon.md (neon_mov): Update comment.
22034 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22036 (Um): New constraint.
22038 2009-05-15 Jan Hubicka <jh@suse.cz>
22040 Revert the following patch until testsuite fallout is fixed:
22041 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22042 * cgraph.h (struct inline_summary): New filed self_wize,
22043 size_inlining_benefit, self_time and time_inlining_benefit.
22044 (struct cgraph_global_info): Replace insns by time ans size fields.
22045 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22046 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22047 (ipcp_update_callgraph): Do not touch function bodies.
22048 * ipa-inline.c: Include except.h
22049 (MAX_TIME): New constant.
22050 (overall_insns): Remove
22051 (overall_size, max_benefit): New static variables.
22052 (cgraph_estimate_time_after_inlining): New function.
22053 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22054 (cgraph_clone_inlined_nodes): Update size.
22055 (cgraph_mark_inline_edge): Update size.
22056 (cgraph_estimate_growth): Use size info.
22057 (cgraph_check_inline_limits): Check size.
22058 (cgraph_default_inline_p): Likewise.
22059 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22060 (cgraph_decide_recursive_inlining): Check size.
22061 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22063 (cgraph_decide_inlining): Likewise.
22064 (cgraph_decide_inlining_incrementally): Likewise; honor
22065 PARAM_EARLY_INLINING_INSNS.
22066 (likely_eliminated_by_inlining_p): New predicate.
22067 (estimate_function_body_sizes): New function.
22068 (compute_inline_parameters): Use it.
22069 * except.c (must_not_throw_labels): New function.
22070 * except.h (must_not_throw_labels): Declare.
22071 * tree-inline.c (init_inline_once): Kill inlining_weigths
22072 * tree-ssa-structalias.c: Avoid uninitialized warning.
22073 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22074 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22075 (PARAM_INLINE_CALL_COST): Remove.
22076 (PARAM_EARLY_INLINING_INSNS): New.
22078 2009-05-15 Richard Guenther <rguenther@suse.de>
22080 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22081 not TODO_update_ssa.
22083 2009-05-15 Richard Guenther <rguenther@suse.de>
22085 PR tree-optimization/39999
22086 * gimple.h (gimple_expr_type): Use the expression type looking
22087 through useless conversions.
22088 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22089 (vn_nary_op_insert_stmt): Likewise.
22090 (simplify_binary_expression): Likewise.
22092 2009-05-15 Richard Guenther <rguenther@suse.de>
22094 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22095 New options, enabled by default.
22096 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22098 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22099 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22100 * tree-ssa-structalias.c (gate_tree_pta): New function.
22101 (pass_build_alias): Use it.
22103 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22106 recurse on an invariant address if a conversion from a pointer
22107 type to a wider integer type is involved.
22109 2009-05-15 Jan Hubicka <jh@suse.cz>
22111 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22112 * cgraph.h (struct inline_summary): New filed self_wize,
22113 size_inlining_benefit, self_time and time_inlining_benefit.
22114 (struct cgraph_global_info): Replace insns by time ans size fields.
22115 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22116 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22117 (ipcp_update_callgraph): Do not touch function bodies.
22118 * ipa-inline.c: Include except.h
22119 (MAX_TIME): New constant.
22120 (overall_insns): Remove
22121 (overall_size, max_benefit): New static variables.
22122 (cgraph_estimate_time_after_inlining): New function.
22123 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22124 (cgraph_clone_inlined_nodes): Update size.
22125 (cgraph_mark_inline_edge): Update size.
22126 (cgraph_estimate_growth): Use size info.
22127 (cgraph_check_inline_limits): Check size.
22128 (cgraph_default_inline_p): Likewise.
22129 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22130 (cgraph_decide_recursive_inlining): Check size.
22131 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22133 (cgraph_decide_inlining): Likewise.
22134 (cgraph_decide_inlining_incrementally): Likewise; honor
22135 PARAM_EARLY_INLINING_INSNS.
22136 (likely_eliminated_by_inlining_p): New predicate.
22137 (estimate_function_body_sizes): New function.
22138 (compute_inline_parameters): Use it.
22139 * except.c (must_not_throw_labels): New function.
22140 * except.h (must_not_throw_labels): Declare.
22141 * tree-inline.c (init_inline_once): Kill inlining_weigths
22142 * tree-ssa-structalias.c: Avoid uninitialized warning.
22143 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22144 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22145 (PARAM_INLINE_CALL_COST): Remove.
22146 (PARAM_EARLY_INLINING_INSNS): New.
22147 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22148 (inline-call-cost): Remove.
22149 (early-inlining-insns): New.
22151 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22153 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22155 (print_int_cst_bounds_in_octal_p): Likewise.
22156 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22158 * dwarf2out.c (base_type_die): Likewise.
22159 (is_subrange_type): Delete.
22160 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22161 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22162 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22163 if the destination type is boolean.
22164 (build_range_check): Do not special-case subtypes.
22165 (fold_sign_changed_comparison): Likewise.
22166 (fold_unary): Likewise.
22167 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22168 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22169 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22170 * tree.c (subrange_type_for_debug_p): New predicate based on the
22171 former is_subrange_type.
22172 * tree.h (subrange_type_for_debug_p): Declare.
22173 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22174 (convert_affine_scev): Remove call to above function.
22175 (chrec_convert_aggressive): Likewise.
22176 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22177 false for conversions involving subtypes.
22178 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22179 (vrp_val_min): Likewise.
22180 (needs_overflow_infinity): Likewise.
22181 (extract_range_from_unary_expr): Likewise.
22183 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22185 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22186 * config/frv/frv.c: Likewise.
22187 * config/s390/s390.c: Likewise.
22188 * config/sparc/sparc.h: Likewise.
22189 * config/i386/i386.h: Likewise.
22190 * config/i386/i386.c: Likewise.
22191 * config/crx/crx.c: Likewise.
22192 * config/m68hc11/m68hc11.h: Likewise.
22193 * config/iq2000/iq2000.c: Likewise.
22194 * config/mn10300/mn10300.h: Likewise.
22195 * config/mn10300/mn10300.c: Likewise.
22196 * config/m68k/m68k.c: Likewise.
22197 * config/rs6000/rs6000.c: Likewise.
22198 * config/rs6000/xcoff.h: Likewise.
22199 * config/rs6000/linux64.h: Likewise.
22200 * config/rs6000/sysv4.h: Likewise.
22201 * config/score/score3.c: Likewise.
22202 * config/score/score7.c: Likewise.
22203 * config/score/score.c: Likewise.
22204 * config/arm/arm.md: Likewise.
22205 * config/mips/mips.c: Likewise.
22206 * config/mips/mips.md: Likewise.
22207 * config/bfin/bfin.h: Likewise.
22208 * config/pa/pa.c: Likewise.
22209 * config/pa/constraints.md: Likewise.
22211 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22212 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22213 * config/pdp11/pdp11.h: Use memory_address_p instead.
22215 2009-05-14 Ian Lance Taylor <iant@google.com>
22217 * passes.c (finish_optimization_passes): Change i to int.
22218 * plugin.c (plugins_active_p): Change event to int.
22219 (dump_active_plugins): Likewise.
22220 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22222 * tree.c (tree_range_check_failed): Change c to unsigned int.
22223 (omp_clause_range_check_failed): Likewise.
22224 (build_common_builtin_nodes): Change mode to int. Add cast.
22225 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22226 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22228 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22229 ++ or -- with a variable of enum type.
22231 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22234 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22236 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22238 * store-motion.c: Do not include params.h
22239 * Makefile.in: Fix dependencies for various files.
22241 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22243 * auto-inc-dec.c: Fix pass description, remove apparent
22244 accidental duplication.
22246 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22248 PR middle-end/40147
22249 * ipa-utils.h (memory_identifier_string): Moved to ...
22250 * tree.h (memory_identifier_string): Here. Add GTY(()).
22252 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22254 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22255 in the former documentation of...
22256 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22257 * ira-conflicts.c (get_dup_num): Use address_operand.
22258 * targhooks.c (default_legitimate_address_p): New.
22259 * targhooks.h (default_legitimate_address_p): New.
22260 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22262 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22263 * target.h (struct target): Add legitimate_address_p.
22264 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22265 (TARGET_INITIALIZER): Include it.
22267 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22268 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22269 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22270 (TARGET_LEGITIMATE_ADDRESS_P): New.
22272 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22273 (REG_OK_STRICT_P): Delete.
22274 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22275 (frv_legitimate_address_p_1): ... this.
22276 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22277 (frv_legitimate_address_p_1): ... the renamed old
22278 frv_legitimate_address_p.
22279 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22280 (TARGET_LEGITIMATE_ADDRESS_P): New.
22282 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22283 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22284 * config/s390/s390.c (legitimate_address_p): Rename to...
22285 (s390_legitimate_address_p): ... this, make static.
22286 (legitimize_address): Adjust call.
22287 (TARGET_LEGITIMATE_ADDRESS_P): New.
22288 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22290 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22291 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22292 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22293 (TARGET_LEGITIMATE_ADDRESS_P): New.
22295 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22296 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22297 * config/spu/spu.c (spu_legitimate_address): Rename to...
22298 (spu_legitimate_address_p): ... this, make static.
22299 (TARGET_LEGITIMATE_ADDRESS_P): New.
22301 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22302 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22303 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22304 (sparc_legitimate_address_p): ... this, make static and return bool.
22305 (legitimize_address): Adjust call.
22306 (TARGET_LEGITIMATE_ADDRESS_P): New.
22308 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22309 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22310 * config/i386/i386.c (legitimate_address_p): Rename to...
22311 (ix86_legitimate_address_p): ... this, make static.
22312 (constant_address_p): Move after it, adjust call.
22313 (TARGET_LEGITIMATE_ADDRESS_P): New.
22315 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22316 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22317 * config/avr/avr.c (legitimate_address_p): Rename to...
22318 (avr_legitimate_address_p): ... this, make static.
22319 (legitimize_address): Adjust call.
22320 (TARGET_LEGITIMATE_ADDRESS_P): New.
22322 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22323 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22324 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22325 (TARGET_LEGITIMATE_ADDRESS_P): New.
22327 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22328 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22329 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22330 (TARGET_LEGITIMATE_ADDRESS_P): New.
22332 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22333 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22335 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22337 (TARGET_LEGITIMATE_ADDRESS_P): New.
22339 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22340 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22342 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22344 (m68hc11_legitimate_address_p): ... this, make static.
22345 (go_if_legitimate_address_internal): Rename to...
22346 (m68hc11_legitimate_address_p_1): ... this.
22347 (legitimize_address): Adjust call.
22348 (TARGET_LEGITIMATE_ADDRESS_P): New.
22350 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22351 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22352 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22353 (TARGET_LEGITIMATE_ADDRESS_P): New.
22355 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22356 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22357 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22358 (mn10300_legitimate_address_p): ... this, make static.
22359 (TARGET_LEGITIMATE_ADDRESS_P): New.
22361 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22362 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22363 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22364 (TARGET_LEGITIMATE_ADDRESS_P): New.
22366 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22367 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22368 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22369 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22370 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22371 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22372 (rs6000_legitimate_address_p): ... this, make static.
22373 (TARGET_LEGITIMATE_ADDRESS_P): New.
22374 (REG_MODE_OK_FOR_BASE_P): Delete.
22375 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22377 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22378 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22380 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22381 static, adjust types.
22382 (TARGET_LEGITIMATE_ADDRESS_P): New.
22384 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22385 * config/score/score.c (score_address_p): Rename to...
22386 (score_legitimate_address_p): ... this.
22387 (TARGET_LEGITIMATE_ADDRESS_P): New.
22388 * config/score/score3.c (score3_address_p): Rename to...
22389 (score3_legitimate_address_p): ... this.
22390 * config/score/score7.c (score7_address_p): Rename to...
22391 (score7_legitimate_address_p): ... this.
22393 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22394 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22395 GO_IF_LEGITIMATE_ADDRESS): Delete.
22396 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22397 thumb2_legitimate_address_p): Delete.
22398 (arm_legitimate_address_p): Rename to...
22399 (arm_legitimate_address_outer_p): ... this.
22400 * config/arm/constraints.md ("Uq"): Adjust call.
22401 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22402 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22404 (arm_legitimate_address_outer_p): ... this.
22405 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22407 (TARGET_LEGITIMATE_ADDRESS_P): New.
22409 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22410 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22411 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22412 (TARGET_LEGITIMATE_ADDRESS_P): New.
22414 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22415 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22416 * config/vax/vax.c (legitimate_address_p): Rename to...
22417 (vax_legitimate_address_p): ... this, make static.
22418 (TARGET_LEGITIMATE_ADDRESS_P): New.
22420 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22421 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22422 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22423 (TARGET_LEGITIMATE_ADDRESS_P): New.
22425 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22426 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22427 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22428 (mmix_legitimate_address_p): ... this, make static.
22429 (TARGET_LEGITIMATE_ADDRESS_P): New.
22431 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22432 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22433 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22434 (TARGET_LEGITIMATE_ADDRESS_P): New.
22436 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22438 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22439 of MODE_COMPLEX_INT.
22441 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22443 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22444 LCT_NORMAL in function call.
22445 * mips-tdump.c (print_file_desc): Add cast to enum type.
22446 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22447 (mark_stabs): Add casts to enum types.
22448 (parse_stabs_common): Add casts to enum types.
22450 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22452 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22453 Check for invalid values of LETTER.
22455 2009-05-13 Taras Glek <tglek@mozilla.com>
22457 * attribs.c (register_attribute): moved out attribute registration
22458 into register_attribute.
22459 * doc/plugins.texi: Documented register_attribute and
22461 * gcc-plugin.h: Added forward decl for register_attribute.
22462 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22463 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22464 PLUGIN_ATTRIBUTES boilerplate.
22466 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22468 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22469 values even in sentinel and empty entries.
22470 (ms_printf_flag_specs): Likewise.
22471 (ms_scanf_flag_specs): Likewise.
22472 (ms_strftime_flag_specs): Likewise.
22473 (ms_print_char_table): Likewise.
22474 (ms_scan_char_table): Likewise.
22475 (ms_time_char_table): Likewise.
22477 2009-05-13 Doug Kwan <dougkwan@google.com>
22479 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22481 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22483 * config/mips/mips.md (store): Add attributes for QI and HI.
22485 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22486 (truncdi<mode>2): ... this new pattern.
22488 2009-05-13 Brad Hards <bradh@kde.org>
22490 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22492 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22493 Ben Elliston <bje@au.ibm.com>
22495 PR middle-end/40035
22496 * dse.c (check_mem_read_rtx): Guard against width == -1.
22498 2009-05-13 Michael Matz <matz@suse.de>
22500 PR middle-end/39976
22501 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22502 (trivially_conflicts_p): New function.
22503 (insert_backedge_copies): Use it.
22505 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22507 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22508 (handle_stdc_pragma): Use new enum constant names.
22509 (handle_pragma_float_const_decimal64): Ditto.
22511 2009-05-13 Ian Lance Taylor <iant@google.com>
22513 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22516 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22518 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22519 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22521 * config/m68k/m68k.h (FL_UCLINUX): Define.
22523 2009-05-13 Jan Hubicka <jh@suse.cz>
22525 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22527 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22529 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22530 unless -fschedule-insns is specified.
22532 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22535 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22536 TARGET_EXPAND_CBRANCHDI4.
22537 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22538 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22539 (cmpeqdi): Fix comment.
22541 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22543 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22544 (sh_legitimate_address_p): Likewise.
22545 * config/sh/sh.c (sh_legitimate_index_p): New.
22546 (sh_legitimate_address_p): Likewise.
22547 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22548 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22549 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22550 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22551 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22552 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22553 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22554 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22555 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22557 2009-05-12 Jan Hubicka <jh@suse.cz>
22559 * tree-inline.c (estimate_operator_cost): Add operands;
22560 when division happens by constant, it is cheap.
22561 (estimate_num_insns): Loads and stores are not having cost of 0;
22562 EH magic stuff is cheap; when computing runtime cost of switch,
22563 use log2 base of amount of its cases; builtin_expect has cost of 0;
22564 compute cost for moving return value of call.
22565 (init_inline_once): Initialize time_based flags.
22566 * tree-inline.h (eni_weights_d): Add time_based flag.
22568 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22570 * df-core.c: Update head documentation.
22572 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22575 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22576 shadowing exisiting variable op1.
22578 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22581 * config/i386/driver-i386.c (processor_signatures): New enum.
22582 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22583 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22584 processor signature to detect geode processor.
22586 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22590 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22592 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22593 causes spurious differences between trunk and cond-optab branch.
22595 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22597 * dojump.c (compare_from_rtx): Delete.
22598 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22599 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22600 if the comparison does not satisfy the predicate; test predicates for
22601 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22602 further if one existing pattern fails.
22603 * expr.h (compare_from_rtx): Delete.
22604 (prepare_operand): Declare it.
22605 * optabs.c: Change "lib call" to "libcall" throughout.
22606 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22607 HAVE_conditional_trap, emit_cmp_insn): Delete.
22608 (can_compare_p): Delete cmp_optab case.
22609 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22610 Accept other parameters by value.
22611 (prepare_operand): Make non-static.
22612 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22613 other parameters by value. Try to widen operands here based on
22614 an optab_methods argument and looking at cbranch_optab.
22615 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22616 loop. Use cbranch_optab directly.
22617 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22618 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22620 (emit_conditional_move, emit_conditional_add): Inline what's needed
22621 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22622 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22623 with COMPARE. Move cmov_optab and cstore_optab above
22624 with cbranch_optab, move cmp_optab down with ucmp_optab,
22625 remove tst_otpab. Do not initialize trap_rtx.
22626 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22627 for trap code. Do not check HAVE_conditional_trap. Use
22628 prepare_cmp_insn. Accept no predicate for operand 3.
22629 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22630 (OTI_ctrap, ctrap_optab): New.
22631 (tst_optab): Delete.
22632 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22633 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22634 with lookup of ctrap_optab.
22635 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22637 (ctrap_optab): New.
22639 * combine.c (combine_simplify_rtx, simplify_set): Do not
22640 special case comparing against zero for cc0 machines.
22641 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22642 COMPARE on cc0 machines.
22643 (simplify_relational_operation): Return a new expression when
22644 a COMPARE could be removed.
22645 * final.c (final_scan_insn): Compare cc_status values
22646 against LHS of a (compare FOO (const_int 0)) cc0 source.
22647 Also check if cc_status.value is the full compare.
22649 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22650 (cstoreMM4): Document.
22651 (conditional_trap): Document ctrapMM4 instead.
22652 (sync_compare_and_swapMM): Refer to cbranchcc4.
22653 (Dependent Patterns): Eliminate obsolete information referring to
22654 the old jump optimization phase.
22655 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22656 of compares with 0 on cc0 machines.
22657 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22658 avoiding references to cc0. Remove text about storing operands
22660 * doc/tm.texi (Condition Codes): Include blurb on different
22661 condition code representations, separate into subsections for
22662 CC0, MODE_CC and conditional execution.
22664 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22665 alpha_emit_setcc): Accept operands and a machine mode.
22666 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22667 Get code/op0/op1 from operands, use machine mode argument
22668 instead of alpha_compare.fp_p. Emit the branch here.
22669 (alpha_emit_setcc): Likewise, and return boolean.
22670 (alpha_emit_conditional_move): Likewise. Assert that
22671 cmp_op_mode == cmp_mode, and simplify accordingly.
22672 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22673 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22674 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22676 (stack probe test): Use cbranchdi4.
22677 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22679 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22680 * config/arc/arc.h (movsicc, movsfcc): Use it.
22681 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22682 (cbranchsi4, cstoresi4): New.
22683 (cmpsi, bCC and sCC expanders): Remove.
22685 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22686 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22687 * config/arm/predicates.md (arm_comparison_operator): Only include
22688 floating-point operators if there is a hardware floating-point unit.
22689 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22690 deferring to cbranch_cc and cstore_cc respectively.
22691 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22692 cbranch_cc, cstore_cc): New.
22693 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22695 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22697 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22698 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22700 (adjust_insn_length): Adjust calls.
22701 (avr_reorg): Handle (compare (foo) (const_int 0)).
22702 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22703 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22704 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22705 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22707 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22708 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22710 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22711 (cbranchsi4, cstorebi4, cstoresi4): New.
22712 (movbisi): This insn is duplicate, split it to zero_extend.
22713 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22714 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22715 (bfin_optimize_loop): Use cbranch expander.
22716 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22717 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22718 (bfin_bimode_comparison_operator): ... this.
22719 (bfin_direct_comparison_operator): New.
22721 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22722 inside (compare FOO (const_int 0)).
22723 (cris_rtx_costs): Handle ZERO_EXTRACT.
22724 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22725 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22726 (*tstdi_v32): Delete.
22727 (*cmpdi_non_v32): Add M alternative for operand 1.
22728 (cmpsi, cmp<mode>): Make private.
22729 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22731 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22733 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22734 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22735 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22736 (cc_reg_operand): New.
22737 (any_cond): Delete.
22738 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22739 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22740 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22741 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22742 crx_expand_scond): Delete.
22744 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22746 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22747 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22749 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22750 cstoresi4, cstoresf4, cstoredf4): New.
22751 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22752 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22753 Receive the entire operands array.
22754 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22755 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22756 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22757 Get test/op0/op1 from the operands array.
22758 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22760 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22761 (h8300_expand_store): New.
22762 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22764 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22765 (h8300_expand_store): New.
22766 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22767 or do not try to produce (set (cc0) REG).
22768 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22769 change a compare into a move to a scratch register. Disable some
22770 peepholes when comparing with zero.
22771 (tstsi, tsthi, tstsi, cmpqi): Make private.
22773 (bCC, sCC): Delete.
22774 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22777 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22778 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22779 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22780 (ix86_emit_i387_log1p): Use cbranchxf2.
22781 (ix86_expand_setcc): Return void.
22782 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22783 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22784 cmp<MODEF>, cmpcc): Remove.
22785 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22786 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22787 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22788 (sCC and bCC expanders): Remove.
22789 (stack_protect_test): Use cbranchcc4.
22791 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22793 (ia64_expand_compare): Accept three rtx by reference and return void.
22794 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22795 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22796 from *expr. Update *expr with the BImode comparison to do.
22797 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22798 cmptf, bCC, sCC, conditional_trap): Delete.
22799 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22800 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22801 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22802 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22803 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22805 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22806 type of last argument.
22807 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22808 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22809 use machine mode argument instead of branch_type. Remove dead
22810 code for floating-point comparisons.
22811 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22812 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22814 (cbranchsi4, cstoresi4): New.
22815 * config/iq2000/predicates.md (reg_or_const_operand): New.
22817 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22818 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22819 (b<code>_op): Rewrite to...
22820 (bcc_op): ... this, using match_operator.
22821 (s<code>_op): Rewrite to...
22822 (scc_op): ... this, using match_operator.
22823 (s<code>_24_op): Rewrite to...
22824 (scc_op_24): ... this, using match_operator.
22825 (s<code>_<mode>): Rewrite to...
22826 (cstore<mode>4): ... this, using match_operator.
22827 (s<code>_<mode>_24): Rewrite to...
22828 (cstore<mode>4_24): ... this, using match_operator.
22829 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22830 m32c_unpend_compare, m32c_expand_scc): Delete.
22831 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22832 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22833 (m32c_expand_movcc): Change NE to EQ if necessary.
22834 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22836 * config/m32r/m32r-protos.h (gen_cond_store): New.
22837 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22838 (gen_cond_store): New, from sCC patterns.
22839 (m32r_expand_block_move): Use cbranchsi4.
22840 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22841 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22842 (cbranchsi4, cstoresi4): New.
22844 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22846 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22847 (m68hc11_notice_update_cc): Look into a compare with 0.
22848 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22850 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22851 cmphi, cmpqi, bCC): Delete.
22852 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22853 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22854 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22857 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22858 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22859 * config/m68k/constraints.md (H): New.
22860 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22861 the define_insn below.
22862 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22863 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22864 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22865 patterns): Wrap RHS with COMPARE.
22866 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22867 (*cmpdi_internal): Name this pattern.
22868 (cmpdi): Change to define_insn.
22869 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22870 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22871 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22873 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22874 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22875 (conditional_trap): Change to...
22876 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22877 (*conditional_trap): Use the ordered_comparison_operator and
22878 const1_operand predicates.
22879 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22880 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22881 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22882 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22884 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22885 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22886 (mcore_gen_compare): New.
22887 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22888 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22889 (mcore_gen_compare): ... this.
22890 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22891 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22892 (stack probe pattern): Use cbranchsi4.
22894 * config/mips/predicates.md (mips_cstore_operator): New.
22895 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22896 * config/mips/mips.md (any_cond): Delete.
22897 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22899 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22900 fixuns_truncsfdi2): Use cbranch patterns.
22901 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22902 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22903 Adjust call to mips_expand_conditional_branch.
22904 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22906 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22907 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22908 * config/mips/mips.c (cmp_operands): Delete.
22909 (mips_emit_compare): Get comparison operands from *op0/*op1.
22910 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22911 that it succeeds. Use op0/op1 instead of cmp_operands.
22912 (mips_expand_conditional_branch, mips_expand_conditional_move,
22913 mips_expand_conditional_trap): Likewise.
22914 (mips_block_move_loop): Use cbranch patterns.
22915 * config/mips/mips.h (cmp_operands): Delete.
22917 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22918 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22919 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22920 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22921 (*cmpcc_folded): Rename to...
22922 (*cmpdi_folded): this.
22923 (*cmpcc): Rename to...
22925 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22928 (cbranchdf4): New. Handle invalid comparisons here.
22929 * config/mmix/predicates.md (float_comparison_operator): New.
22931 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22932 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22933 * config/mn10300/mn10300.md (tst): Delete.
22934 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22935 Name these patterns and wrap RHS in a compare.
22936 (*cmpsi): Make this pattern private. Include tst.
22937 (*cmpsf): Make this pattern private.
22938 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22939 (compare with zero peepholes): Likewise.
22941 (cbranchsi4, cbranchsf4): New.
22942 (casesi): Use cbranchsi4.
22944 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22945 hppa_branch_type): Delete.
22946 (return_addr_rtx): Use cbranchsi4.
22947 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22948 Emit CCFPmode comparison here.
22949 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22950 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22951 hppa_branch_type): Delete.
22952 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22953 (movsicc, movdicc): Remove references to hppa_compare_op0,
22954 hppa_compare_op1 and compare_from_rtx.
22955 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22956 (casesi): Use cbranchsi4.
22958 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22959 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22960 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22961 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22962 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22964 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22965 (*branch, *branch_inverted): New.
22967 * config/picochip/picochip.md (cbranchhi4): Use
22968 ordered_comparison_operator.
22969 (cmphi, bCC): Remove.
22971 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22972 (trap_comparison_operator): Delete.
22973 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22974 rs6000_emit_cbranch): Accept mode and operands.
22975 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22976 rs6000_compare_fp_p): Delete.
22977 (rs6000_generate_compare): Accept mode and comparison. Extract code
22978 and op0/op1 from there. Replace references to rs6000_compare_op0
22979 and rs6000_compare_op1.
22980 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22981 extract result from passed operands.
22982 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22983 extract loc from passed operands.
22984 (rs6000_emit_cmove): Likewise.
22985 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22986 rs6000_compare_fp_p): Delete.
22987 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22988 (cbranch<GPR>4, cbranch<FP>4): New.
22989 (cstore<mode>4): New. Consolidate here all choices about when to use
22990 portable or specialized sCC sequences.
22991 (stack_protect_test): Use cbranchsi4.
22992 (conditional_trap): Replace with ctrap<GPR>4.
22993 (conditional trap insn): Replace trap_comparison_operator with
22994 ordered_comparison_operator.
22996 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22997 (s390_emit_prologue): Use ctrap.
22998 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22999 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
23000 New predicates replacing...
23001 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
23002 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
23003 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
23004 (add<mode>cc): Do not use s390_compare_op0/op1.
23005 (s<code>): Change to...
23006 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
23007 (seq): Change to...
23008 (cstorecc4): ... this. Handle EQ or NE equally.
23009 (*sne): Un-privatize for use in cstorecc4.
23010 (b<code>): Change to...
23011 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23012 (conditional_trap): Replace with...
23013 (ctrap<GPR>4, ctrap<FP>4): ... these.
23014 (stack_protect): Use cbranchcc4.
23016 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23017 * config/score/score-protos.h (score_gen_cmp): Delete.
23018 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23019 (score_block_move-loop): Use cbranchsi4.
23020 * config/score/score.md (cbranchsi4): New.
23021 (cmpsi, bCC): Delete.
23022 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23023 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23024 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23025 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23026 * config/score/score3.h (score3_gen_cmp): Delete.
23027 * config/score/score7.h (score7_gen_cmp): Delete.
23029 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23030 (sh_emit_scc_to_t): ... this. Return void.
23031 (from_compare): Rename to...
23032 (sh_emit_compare_and_branch): ... this.
23033 (sh_emit_compare_and_set): New.
23034 (sh_expand_t_scc): Accept operands.
23035 * config/sh/predicates.md (sh_float_comparison_operator): New.
23036 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23037 (prepare_scc_operands): Rename to...
23038 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
23040 (sh_emit_cheap_store_flag): New.
23041 (sh_emit_set_t_insn): New.
23042 (from_compare): Rename to...
23043 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
23044 handling of TARGET_SH2E floating point to avoid recursive call.
23045 Generate branch here.
23046 (sh_emit_compare_and_set): New.
23047 (sh_expand_t_scc): Get op0/op1 from arguments.
23048 (sh_emit_cheap_store_flag): New.
23049 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23051 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23052 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23053 (movsicc, movdicc): Do nothing when it recreated operands from
23054 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
23055 prepare_scc_operands (now sh_emit_scc_to_t).
23056 (udivdi3): Use cstoresi4.
23057 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23058 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23059 (cbranchint4_media, cbranchfp4_media): New.
23060 (casesi): Use cbranchdi4.
23061 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23063 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23064 (movnegt): Remove second operand.
23065 (cbranchsf4, cbranchdf4): New.
23066 (stack_protect): Use cbranchdi4/cbranchsi4.
23068 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23069 (gen_compare_reg): Accept comparison, extract part of it to...
23070 (gen_compare_reg_1): ... this.
23071 (gen_compare_operator): Delete.
23072 (gen_v9_scc): Accept separate destination, comparison code and arms.
23073 Do not use sparc_compare_op0/sparc_compare_op1.
23074 (emit_scc_insn, emit_conditional_branch_insn): New.
23075 (emit_v9_brxx): Make static. Remove useless assertion.
23076 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23078 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23079 * config/sparc/sparc-protos.h (gen_compare_reg,
23080 sparc_emit_float_lib_cmp): Adjust prototype.
23081 (emit_scc_insn, emit_conditional_branch_insn): New.
23082 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23083 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23084 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23085 iterators to the top.
23086 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23087 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23088 snedi_special_trunc): Delete.
23089 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23090 and snedi_special_trunc.
23091 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23092 cbranchdi4, cbranch<F:mode>4): New.
23093 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23094 here. Use gen_compare_reg instead of gen_compare_operator.
23095 (conditional_trap): Replace with...
23096 (ctrapsi4, ctrapdi4): ... this.
23097 (stack_protect_test): Use cbranchcc4.
23099 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23101 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23102 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23103 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23104 from operands[0] or operands[3] depending on is_set.
23105 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23106 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23107 cmpdf, bCC), sCC: Remove.
23108 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23109 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23111 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23112 spu_emit_branch_or_set.
23114 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23116 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23117 xstormy16_compare_op1): Delete.
23118 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23119 xstormy16_compare_op1): Delete.
23120 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23122 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23123 (cmphi, cmpsi, bCC): Remove.
23125 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23126 (*cmpsi): ... this one.
23127 (cbranchsi4, cstoresi4): New.
23128 (bCC expanders): Delete.
23129 (sCC insns): Fold into...
23130 (*setcc): ... this one.
23131 (casesi): Do not use gen_cmpsi and gen_bgtu.
23132 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23133 (movsicc): Simplify.
23134 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23136 * config/vax/vax-protos.h (cond_name): New.
23137 (vax_output_conditional_branch): Remove.
23138 * config/vax/vax.c (cond_name): New.
23139 (vax_output_conditional_branch): Remove.
23140 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23141 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23142 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23143 (bit<VAXint>): Wrap source with (compare).
23144 (b<code> and following unnamed pattern): Rename to *branch and
23145 *branch_reversed. Change macroization to match_operator.
23146 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23148 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23149 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23150 Change last argument to machine_mode.
23151 (xtensa_expand_scc): Add machine_mode argument.
23152 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23153 (gen_conditional_move, xtensa_expand_conditional_branch,
23154 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23155 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23156 Adjust operand numbers.
23157 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23159 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23160 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23161 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23163 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23165 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23166 causes spurious differences between trunk and cond-optab branch.
23168 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23171 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23173 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23175 * tree.c (iterative_hash_pointer): Delete.
23176 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23177 Hash UIDs and versions of SSA names. Don't special-case built-in
23178 function declarations.
23180 2009-05-11 Ian Lance Taylor <iant@google.com>
23183 * graphite.c: Force -Wc++-compat to only be a warning before
23184 #including "cloog/cloog.h".
23186 2009-05-11 Martin Jambor <mjambor@suse.cz>
23188 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23190 2009-05-11 Jan Hubicka <jh@suse.cz>
23192 * tree-ssa-loop-ivcanon.c: Include target.h
23193 (struct loop_size): new structure.
23194 (constant_after_peeling): New predicate.
23195 (tree_estimate_loop_size): New function.
23196 (estimated_unrolled_size): Rewrite for new estimates.
23197 (try_unroll_loop_completely): Use new estimates.
23198 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23200 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23202 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23203 libcpp interface change.
23204 (spu_macro_to_expand): Likewise.
23206 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23208 PR tree-optimization/40026
23209 * gimplify.c (gimplify_init_constructor): Change initial conditional
23210 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23211 optimize_compound_literals_in_ctor.
23213 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23215 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23217 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23219 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23221 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23222 HOST_WIDE_INT for gap.
23224 2009-05-11 Ira Rosen <irar@il.ibm.com>
23226 PR tree-optimization/40074
23227 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23228 account in group size and step comparison.
23230 2009-05-11 Richard Guenther <rguenther@suse.de>
23232 * passes.c (init_optimization_passes): Strip now incorrect comment.
23233 (execute_function_todo): Do not set PROP_alias.
23234 * tree-pass.h (PROP_alias): Remove.
23235 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23236 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23237 * tree-nrv.c (pass_return_slot): Likewise.
23238 * tree-object-size.c (pass_object_sizes): Likewise.
23239 * tree-ssa-dom.c (pass_dominator): Likewise.
23240 (pass_phi_only_cprop): Likewise.
23241 * tree-ssa-dse.c (pass_dse): Likewise.
23242 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23243 (pass_cselim): Likewise.
23244 * tree-ssa-pre.c (pass_pre): Likewise.
23245 (pass_fre): Likewise.
23246 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23247 * tree-ssa-sink.c (pass_sink_code): Likewise.
23248 * tree-stdarg.c (pass_stdarg): Likewise.
23249 * tree-tailcall.c (pass_tail_calls): Likewise.
23250 * tree-vrp.c (pass_vrp): Likewise.
23252 2009-05-10 Ian Lance Taylor <iant@google.com>
23254 * basic-block.h (enum profile_status): Break out of struct
23255 control_flow_graph.
23256 * cgraph.h (struct inline_summary): Break out of struct
23258 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23259 of struct cgraph_order_sort.
23260 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23261 * cse.c (struct branch_path): Break out of struct
23262 cse_basic_block_data.
23263 * except.h (enum eh_region_type): Break out of struct eh_region.
23264 * gcc.c (enum add_del): Break out of struct modify_target.
23265 * genrecog.c (enum decision_type): Break out of struct decision_test.
23266 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23268 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23269 * regmove.c (enum match_use): New enum, broken out of struct match.
23270 * sched-int.h (enum post_call_group): New enum, broken out of
23272 (struct deps_reg): Break out of struct deps.
23273 * target.h (struct asm_int_op): Break out of struct gcc_target.
23274 * tree-eh.c (struct goto_queue_node): Break out of struct
23276 * tree-inline.h (enum copy_body_cge_which): Break out of
23278 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23280 * c-decl.c (in_struct, struct_types): New static variables.
23281 (pushtag): Add loc parameter. Change all callers.
23282 (lookup_tag): Add ploc parameter. Change all callers.
23283 (check_compound_literal_type): New function.
23284 (parser_xref_tag): Add loc parameter. Change all callers. If
23285 -Wc++-compat, warn about struct/union/enum types defined within a
23287 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23288 and loc parameters. Change all callers. Change error calls to
23289 error_at, using loc. For a redefinition, if the location of the
23290 original definition is known, report it. Set in_struct and
23291 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23292 (finish_struct): Add new parameters enclosing_in_struct and
23293 enclosing_struct_types. Change all callers. Set
23294 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23295 in the struct. If in a struct, add this struct to struct_types.
23296 (start_enum): Add loc parameter. Change all callers. Use
23297 error_at for errors, using loc. For a redefinition, if the
23298 location of the original definition is known, report it. If in a
23299 struct, add this enum type to struct_types. If -Wc++-compat warn
23300 if in sizeof, typeof, or alignof.
23301 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23302 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23303 (c_parser_enum_specifier): Get enum location for start_enum.
23304 (c_parser_struct_or_union_specifier): Get struct location for
23305 start_struct. Save in_struct and struct_types status between
23306 start_struct and finish_struct.
23307 (c_parser_cast_expression): Get location of cast.
23308 (c_parser_alignof_expression): Get location of type.
23309 (c_parser_postfix_expression): Likewise.
23310 (c_parser_postfix_expression_after_paren_type): Add type_loc
23311 parameter. Change all callers. Call check_compound_literal_type.
23312 Use type_loc for error about variable size type.
23313 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23314 of an enum constant from an enum type defined in a struct or union.
23315 (c_cast_expr): Add loc parameter. Change all callers. If
23316 -Wc++-compat, warn about defining a type in a cast.
23317 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23318 (start_enum, start_struct, finish_struct): Update declarations.
23319 (parser_xref_tag, c_cast_expr): Update declarations.
23320 (check_compound_literal_type): Declare.
23322 2009-05-11 Ben Elliston <bje@au.ibm.com>
23324 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23325 for recent libcpp interface change.
23326 (rs6000_macro_to_expand): Likewise.
23328 2009-05-10 Michael Matz <matz@suse.de>
23331 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23332 not at entry of function.
23334 2009-05-10 Richard Guenther <rguenther@suse.de>
23336 PR tree-optimization/40081
23338 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23339 using the main variant of the element type. Do not fiddle with
23340 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23342 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23343 structs with volatile fields.
23345 2009-05-10 Jan Hubicka <jh@suse.cz>
23347 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23348 (estimate_move_cost): Assert that it does not get called for
23350 (estimate_num_insns): Skip VOID types in argument handling.
23351 (optimize_inline_calls): Delete unreachable blocks and verify that
23352 callgraph is valid.
23354 2009-05-10 Jan Hubicka <jh@suse.cz>
23356 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23357 * cgraph.c (cgraph_mark_address_taken_node): New function.
23358 (dump_cgraph_node): Dump new flag.
23359 * cgraph.h (struct cgraph_node): Add address_taken.
23360 (cgraph_mark_address_taken_node): New function.
23361 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23362 since new direct calls can be born.
23364 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23366 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23367 tok->val.node.node.
23369 2009-05-10 Jan Hubicka <jh@suse.cz>
23371 PR middle-end/40084
23372 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23374 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23375 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23376 * tree-inline.c (copy_bb): Set frequency correctly.
23377 (fold_marked_statements): Update call to
23378 cgraph_update_edges_for_call_stmt.
23380 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23382 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23383 identifiers in diagnostics.
23384 * config/arm/arm.c (arm_handle_fndecl_attribute,
23385 arm_handle_isr_attribute): Likewise.
23386 * config/avr/avr.c (avr_handle_progmem_attribute,
23387 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23388 * config/bfin/bfin.c (handle_int_attribute,
23389 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23390 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23391 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23393 * config/darwin.c (darwin_handle_kext_attribute,
23394 darwin_handle_weak_import_attribute): Likewise.
23395 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23396 h8300_handle_eightbit_data_attribute,
23397 h8300_handle_tiny_data_attribute): Likewise.
23398 * config/i386/i386.c (ix86_handle_cconv_attribute,
23399 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23400 * config/i386/winnt.c (ix86_handle_shared_attribute,
23401 ix86_handle_selectany_attribute): Likewise.
23402 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23403 * config/m32c/m32c.c (function_vector_handler): Likewise.
23404 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23405 m68hc11_handle_fntype_attribute): Likewise.
23406 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23407 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23408 * config/mips/mips.c (mips_insert_attributes,
23409 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23410 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23411 rs6000_handle_struct_attribute): Likewise.
23412 * config/sh/sh.c (sh_insert_attributes,
23413 sh_handle_resbank_handler_attribute,
23414 sh_handle_interrupt_handler_attribute,
23415 sh2a_handle_function_vector_handler_attribute,
23416 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23418 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23419 * config/spu/spu.c (spu_handle_fndecl_attribute,
23420 spu_handle_vector_attribute): Likewise.
23421 * config/stormy16/stormy16.c
23422 (xstormy16_handle_interrupt_attribute): Likewise.
23423 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23424 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23426 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23428 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23429 (pp_translate_identifiers): New.
23430 (pp_identifier): Only conditionally translate identifier to locale
23432 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23433 (pp_base_tree_identifier): Only conditionally translate identifier
23434 to locale character set.
23435 * c-pretty-print.c (M_): Define.
23436 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23437 fragments for conditional translation with M_.
23438 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23439 identifier translation.
23441 2009-05-10 Richard Guenther <rguenther@suse.de>
23443 PR tree-optimization/40081
23444 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23445 using the main variant of the element type. Do not fiddle with
23446 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23448 2009-05-09 Jan Hubicka <jh@suse.cz>
23450 PR middle-end/40080
23451 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23452 indirect calls; verify cgraph afterwards.
23454 2009-05-09 Jan Hubicka <jh@suse.cz>
23457 * ipa.c (update_inlined_to_pointer): New function.
23458 (cgraph_remove_unreachable_nodes): Use it.
23460 2009-05-09 Jan Hubicka <jh@suse.cz>
23462 * tree-eh.c (struct leh_state): Remove prev_try.
23463 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23464 not track prev_try.
23465 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23466 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23467 remove_eh_handler_and_replace, foreach_reachable_handler,
23468 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23469 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23470 (gen_eh_region_cleanup): Update prototype.
23472 2009-05-09 Jan Hubicka <jh@suse.cz>
23474 PR middle-end/40043
23475 * except.c (copy_eh_region): Always set prev_try.
23476 (redirect_eh_edge_to_label): Find outer try.
23477 (foreach_reachable_handler): When looking for prev try
23478 handle case where previous try is not going to be taken.
23480 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23482 PR tree-optimization/40049
23483 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23484 only vector/vector shifts, convert the type of the constant to the
23485 appropriate type to avoid building incorrect trees, which
23486 eventually have problems with garbage collection.
23488 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23490 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23491 -1 for complex floating-point types if honoring signed zeros.
23493 2009-05-08 Jan Hubicka <jh@suse.cz>
23495 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23496 argument; handle correctly when profile is absent.
23497 (build_cgraph_edges): Update.
23498 (rebuild_cgraph_edges): Update.
23499 * cgraph.c: Do not include varray.h.
23500 (cgraph_set_call_stmt_including_clones): New function.
23501 (cgraph_create_edge_including_clones): Likewise
23502 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23503 (cgraph_update_edges_for_call_stmt): Handle clones.
23504 (cgraph_remove_node): Handle clone tree.
23505 (cgraph_remove_node_and_inline_clones): New function.
23506 (dump_cgraph_node): Dump clone tree.
23507 (cgraph_clone_node): Handle clone tree.
23508 (clone_function_name): Bring here from tree-inline.c.
23509 (cgraph_create_virtual_clone): New function.
23510 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23511 (cgraph_clone_info): New function.
23512 (strut cgraph_node): Add clone_info and new clone tree pointers.
23513 (cgraph_remove_node_and_inline_clones,
23514 cgraph_set_call_stmt_including_clones,
23515 cgraph_create_edge_including_clones,
23516 cgraph_create_virtual_clone): Declare.
23517 (cgraph_function_versioning): Use VEC argument.
23518 (compute_call_stmt_bb_frequency): Update prototype.
23519 (cgraph_materialize_all_clones): New function.
23520 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23521 (ipcp_create_replace_map): Update to VECtors.
23522 (ipcp_update_callgraph): Use virtual clones.
23523 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23524 (ipcp_update_profiling): Do not update local profiling.
23525 (ipcp_insert_stage): Use VECtors and virtual clones.
23526 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23527 (clone_of_p): New function.
23528 (cgraph_preserve_function_body_p): Use clone tree.
23529 (cgraph_optimize): Materialize clones.
23530 (cgraph_function_versioning): Update for VECtors.
23531 (save_inline_function_body): Use clone tree.
23532 (cgraph_materialize_clone): New function.
23533 (cgraph_materialize_all_clones): Likewise.
23534 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23535 * ipa.c: Include gimple.h.
23536 (cgraph_remove_unreachable_nodes): Use clone tree.
23537 * ipa-prop.c (ipa_note_param_call): Update call to
23538 compute_call_stmt_bb_frequencycall.
23539 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23540 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23541 (copy_bb): Handle updating of clone tree; add new edge when new call
23543 (expand_call_inline): Be strict about every call having edge.
23544 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23545 (delete_unreachable_blocks_update_callgraph): New function.
23546 (tree_function_versioning): Use VECtors; always remove unreachable
23547 blocks and fold conditionals.
23548 * tree-inline.h: Do not include varray.h.
23549 (tree_function_versioning): Remove.
23550 * Makefile.in (GTFILES): Remove tree-inline.c
23551 * passes.c (do_per_function): Do only functions having body.
23552 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23555 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23556 Andrew Morrow <acm@google.com>
23559 * c-common.c (c_common_attribute_table): Permit deprecated
23560 attribute to take an optional argument.
23561 (handle_deprecated_attribute): If the optional argument to
23562 __attribute__((deprecated)) is not a string ignore the attribute
23563 and emit a warning.
23565 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23566 * c-typeck.c (build_component_ref): Likewise.
23567 (build_external_ref): Likewise.
23569 * toplev.c (warn_deprecated_use): Add an attribute argument.
23570 Emit the message associated with __attribute__((deprecated)).
23572 * toplev.h (warn_deprecated_use): Updated.
23574 * doc/extend.texi: Document new optional parameter to
23575 __attribute__((deprecated))
23577 2009-05-08 Michael Eager <eager@eagercon.com>
23579 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23580 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23582 2009-05-08 Richard Guenther <rguenther@suse.de>
23584 PR tree-optimization/40062
23585 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23586 Avoid exponential behavior.
23588 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23590 PR rtl-optimization/33928
23592 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23593 process_uses, build_single_def_use_links): New.
23594 (update_df): Update use_def_ref.
23595 (forward_propagate_into): Use get_def_for_use instead of use-def
23597 (fwprop_init): Call build_single_def_use_links and let it initialize
23599 (fwprop_done): Free use_def_ref.
23600 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23601 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23602 df_rd_simulate_one_insn): New.
23603 (df_rd_bb_local_compute_process_def): Update head comment.
23604 (df_chain_create_bb): Use the new RD simulation functions.
23605 * df.h (df_rd_simulate_artificial_defs_at_top,
23606 df_rd_simulate_one_insn): New.
23607 * opts.c (decode_options): Enable fwprop at -O1.
23608 * doc/invoke.texi (-fforward-propagate): Document this.
23610 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23613 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23614 and one complex operand specially.
23615 * tree-complex.c (some_nonzerop): Do not identify a real value as
23616 zero if flag_signed_zeros.
23618 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23620 PR rtl-optimization/33928
23621 * loop-invariant.c (record_use): Fix && vs. || mishap.
23623 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23625 PR rtl-optimization/33928
23626 * loop-invariant.c (struct use): Add addr_use_p.
23627 (struct def): Add n_addr_uses.
23628 (struct invariant): Add cheap_address.
23629 (create_new_invariant): Set cheap_address.
23630 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23631 (record_uses): Pass df_ref to record_use.
23632 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23635 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23637 * config/sh/sh.c: Do not include c-pragma.h.
23639 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23641 * config/spu/spu.c: Remove include of c-common.h.
23643 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23646 * c-common.h (mark_valid_location_for_stdc_pragma,
23647 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23648 clear_float_const_decimal64, float_const_decimal64_p): New.
23649 * c.opt (Wunsuffixed-float-constants): New.
23650 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23651 unsuffixed float constant, handle new warning.
23652 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23653 * c-decl.c (c_scope): New flag float_const_decimal64.
23654 (set_float_const_decimal64, clear_float_const_decimal64,
23655 float_const_decimal64_p): New.
23656 (push_scope): Set new flag.
23657 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23658 to use STDC pragmas.
23659 (c_parser_external_declaration): Ditto.
23660 (c_parser_compound_statement_nostart): Ditto.
23661 * c-pragma.c (valid_location_for_stdc_pragma,
23662 mark_valid_location_for_stdc_pragma,
23663 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23664 handle_pragma_float_const_decimal64): New.
23665 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23666 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23667 set_float_const_decimal64, clear_float_const_decimal64,
23668 float_const_decimal64_p): New dummy functions.
23669 * doc/extend.texi (Decimal Float): Remove statement that the
23670 pragma, and suffix for double constants, are not supported.
23671 * doc/invoke.texi (Warning Options): List new option.
23672 (-Wunsuffixed-float-constants): New.
23674 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23676 * config/i386/i386.c: Do not include c-common.h.
23678 2009-05-07 Mark Heffernan <meheff@google.com>
23680 * doc/invoke.texi (Debugging Options): Document change of debugging
23682 * opts.c (decode_options): Make dump_base_name relative to
23683 aux_base_name directory.
23685 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23687 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23688 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23690 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23692 * Makefile.in (install-plugin): Simplify a bit.
23694 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23696 * Makefile.in (OBJS-common): Add regcprop.o.
23698 * timevar.def (TV_CPROP_REGISTERS): New.
23699 * regrename.c (regrename_optimize): Return 0.
23700 (rest_of_handle_regrename): Delete.
23701 (pass_rename_registers): Point to regrename_optimize.
23702 (struct value_data_entry, struct value_data,
23703 kill_value_one_regno, kill_value_regno, kill_value,
23704 set_value_regno, init_value_data, kill_clobbered_value,
23705 kill_set_value, kill_autoinc_value, copy_value,
23706 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23707 replace_oldest_value_reg, replace_oldest_value_addr,
23708 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23709 debug_value_data, validate_value_data): Move...
23710 * regcprop.c: ... here.
23711 (rest_of_handle_cprop): Delete.
23712 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23714 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23716 PR middle-end/40057
23717 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23718 GEN_INT for 1 << bitnum.
23719 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23720 build_int_cst_type.
23722 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23724 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23725 Remove wrong description of "nand" operation.
23727 2009-05-06 Richard Guenther <rguenther@suse.de>
23728 Adam Nemet <anemet@caviumnetworks.com>
23730 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23731 comment. Add that if LHS is not a gimple register, then RHS1 has
23732 to be a single object (GIMPLE_SINGLE_RHS).
23734 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23736 * expr.c (get_def_for_expr): Move it up in the file.
23737 (store_field): When expanding a bit-field store, look at the
23738 defining gimple stmt for the masking conversion.
23740 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23742 PR middle-end/39986
23743 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23744 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23745 32-bit memcpy into long.
23747 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23749 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23750 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23752 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23753 instead of appending DW_OP_deref*.
23755 2009-05-06 Michael Matz <matz@suse.de>
23757 PR middle-end/40021
23758 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23759 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23761 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23763 * Makefile.in (install-plugin): Fix srcdir handling.
23765 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23767 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23768 when processing for not_regs_needed bitmap.
23769 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23770 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23771 handling it for rhs.
23773 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23775 * config/i386/i386.md (unnamed inc/dec peephole): Use
23776 optimize_insn_for_size_p instead of optimize_size.
23777 * config/i386/predicates.md (incdec_operand): Likewise.
23778 (aligned_operand): Likewise.
23779 * config/i386/sse.md (divv8sf3): Likewise.
23780 (sqrtv8sf2): Likewise.
23782 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23784 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23786 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23788 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23790 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23791 ssemodesuffixf2c with avxmodesuffixf2c.
23793 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23796 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23798 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23800 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23801 (struct tree_base): Adjust spacing for 8 bit boundaries.
23802 (struct tree_decl_common): Add decl_by_reference_flag bit.
23803 (DECL_BY_REFERENCE): Adjust.
23804 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23805 print DECL_BY_REFERENCE bit.
23806 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23807 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23808 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23809 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23812 PR middle-end/39666
23813 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23814 range of the type, but default label is missing, add it with one
23815 of the existing labels instead of adding a new label for it.
23817 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23821 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23823 * Makefile.in (enable_plugin, plugin_includedir): New.
23824 (install): Depend on install-plugin.
23825 (PLUGIN_HEADERS): New.
23826 (install-plugin): New.
23827 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23829 2009-05-05 Richard Guenther <rguenther@suse.de>
23831 PR tree-optimization/40022
23832 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23834 (phivn_valid_p): Fix tuplification error, simplify.
23835 (phiprop_insert_phi): Add dumps.
23836 (propagate_with_phi): Simplify.
23838 2009-05-05 Richard Guenther <rguenther@suse.de>
23840 PR middle-end/40023
23841 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23843 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23845 * tree.h (strip_float_extensions): Remove duplicate declaration.
23846 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23847 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23848 block_ultimate_origin): Rearrange the declarations line to match the
23849 comment that indicates the .c file which the functions are defined.
23850 (dwarf2out_*, set_decl_rtl): Add comment.
23851 (get_base_address): Adjust comment.
23852 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23853 declarations line and add comment.
23854 (is_builtin_name): Add blank after function name, for clarity.
23856 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23858 * attribs.c (decl_attributes): Use %qE for identifiers in
23860 * cgraphunit.c (verify_cgraph_node): Translate function names to
23861 locale character set in diagnostics.
23862 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23864 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23865 Document that functions are named in UTF-8.
23866 * expr.c (expand_expr_real_1): Translate function names to locale
23867 character set in diagnostics.
23868 * gimplify.c (omp_notice_variable, omp_is_private,
23869 gimplify_scan_omp_clauses): Use %qE for identifiers in
23871 * langhooks.c (lhd_print_error_function): Translate function names
23872 to locale character set.
23873 * langhooks.h (decl_printable_name): Document that return value is
23874 in internal character set.
23875 * stmt.c: Include pretty-print.h
23876 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23878 (resolve_operand_name_1): Translate named operand name to locale
23880 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23882 * toplev.c (announce_function): Translate function names to locale
23884 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23885 (default_tree_printer): Use pp_identifier or translate identifiers
23886 to locale character set. Mark "<anonymous>" for translation.
23887 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23888 for identifiers in diagnostics.
23889 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23891 * varasm.c (output_constructor): Use %qE for identifiers in
23894 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23896 * configure.ac: use ` ` instead of $()
23897 * configure: Regenerate.
23899 2009-05-05 Ben Elliston <bje@au.ibm.com>
23901 * config/pa/linux-atomic.c: Eliminate conditional include of
23902 errno.h on non-LP64 systems to simplify build requirements.
23904 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23906 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23908 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23909 and pass value to identifier_to_locale.
23910 (warn_variable_length_array): Make name a tree.
23911 (grokdeclarator): Separate diagnostic texts for named and unnamed
23912 declarators. Use %qE for named declarators.
23913 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23915 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23916 identifiers in diagnostics.
23917 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23918 identifier_to_locale. Mark "anonymous" strings for translation.
23920 2009-05-04 Michael Eager <eager@eagercon.com>
23922 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23923 address for DImode/DFmode only if double-precision FP regs.
23925 2009-05-04 Michael Eager <eager@eagercon.com>
23927 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23928 TARGET_SINGLE_FLOAT check.
23930 2009-05-04 Michael Eager <eager@eagercon.com>
23932 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23934 2009-05-04 Michael Eager <eager@eagercon.com>
23936 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23937 * config/rs6000/t-xilinx: New
23939 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23941 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23942 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23943 * gcc/explow.c (memory_address): Use target hook.
23944 * gcc/targhooks.c (default_legitimize_address): New.
23945 * gcc/targhooks.h (default_legitimize_address): New.
23946 * gcc/target.h (legitimize_address): New.
23947 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23948 (TARGET_INITIALIZER): Include it.
23949 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23951 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23952 * config/bfin/bfin.c (legitimize_address): Remove.
23953 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23954 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23956 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23957 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23959 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23960 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23961 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23962 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23963 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23964 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23965 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23966 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23967 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23968 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23969 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23970 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23971 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23972 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23973 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23974 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23975 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23976 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23977 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23978 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23979 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23980 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23981 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23983 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23984 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23985 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23986 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23987 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23988 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23989 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23990 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23991 (thumb_legitimize_address): Delete.
23992 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23993 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23994 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23995 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23996 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23997 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23999 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
24002 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
24003 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
24004 * config/m32r/m32r.c (m32r_legitimize_address): New.
24005 * config/m68k/m68k.c (m68k_legitimize_address): New.
24006 * config/score/score.c (score_legitimize_address): Standardize.
24007 * config/score/score3.c (score3_legitimize_address): Standardize.
24008 * config/score/score3.h (score3_legitimize_address): Adjust.
24009 * config/score/score7.c (score7_legitimize_address): Standardize.
24010 * config/score/score7.h (score7_legitimize_address): Adjust.
24011 * config/sh/sh.c (sh_legitimize_address): New.
24012 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24014 * gcc/config/s390/s390.c (legitimize_address): Rename to...
24015 (s390_legitimize_address): ... this.
24016 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24017 (sparc_legitimize_address): ... this.
24018 * gcc/config/i386/i386.c (legitimize_address): Rename to...
24019 (ix86_legitimize_address): ... this.
24020 * gcc/config/avr/avr.c (legitimize_address): Rename to...
24021 (avr_legitimize_address): ... this.
24022 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24023 (mn10300_legitimize_address): ... this.
24024 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24025 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24026 (alpha_expand_mov): Adjust call.
24028 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
24029 * config/spu/spu.c (spu_legitimize_address): Likewise.
24030 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24031 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24033 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24035 * intl.c (locale_encoding, locale_utf8): New.
24036 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24037 * intl.h (locale_encoding, locale_utf8): Declare.
24038 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
24039 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24041 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24043 (pp_tree_identifier): Define to call pp_base_tree_identifier.
24044 (pp_base_tree_identifier): Declare as function.
24045 (identifier_to_locale): Declare.
24046 * Makefile.in (pretty-print.o): Update dependencies.
24047 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24049 2009-05-04 Richard Guenther <rguenther@suse.de>
24051 PR middle-end/40015
24052 * builtins.c (fold_builtin_memory_op): Do not decay to element
24053 type if the size matches the whole array.
24055 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24057 * expmed.c (synth_mult): When trying out a shift, pass the result
24060 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24062 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24063 (shiftsub1_cost): New.
24064 (init_expmed): Compute shiftsub1_cost.
24065 (synth_mult): Optimize multiplications by constants of the form
24066 -(2^^m-1) for some constant positive integer m.
24068 2009-05-03 Richard Guenther <rguenther@suse.de>
24071 * c-typeck.c (array_to_pointer_conversion): Do not built
24072 ADDR_EXPRs of arrays of pointer-to-element type.
24073 * c-gimplify.c (c_gimplify_expr): Revert change fixing
24074 up wrong ADDR_EXPRs after-the-fact.
24075 * c-common.c (strict_aliasing_warning): Strip pointer
24076 conversions for obtaining the original type.
24077 * builtins.c (fold_builtin_memset): Handle array types.
24078 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24081 2009-05-03 Richard Guenther <rguenther@suse.de>
24083 PR middle-end/23329
24084 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24085 Do not lose casts from array types with unknown extent to array
24086 types with known extent.
24087 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24088 alias set compatibility.
24090 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24092 * flags.h (extra_warnings): Delete.
24093 * toplev.c (process_options): Handle Wuninitialized here.
24094 * opts.c (extra_warnings): Delete.
24095 (set_Wextra): Delete.
24096 (common_handle_option): -Wextra can be handled automatically.
24097 * c-opts.c (c_common_handle_option): Delete obsolete code.
24098 (c_common_post_options): Simplify comment.
24099 * common.opt (W): Add Var.
24101 (Wuninitialized): Initialize to -1.
24103 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24104 Richard Guenther <rguenther@suse.de>
24106 * expr.c (get_def_for_expr): New function.
24107 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24108 SSA rather than trees.
24109 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24110 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24112 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24114 * c-common.c (reswords): Add _Imaginary.
24115 * c-common.c (enum rid): Add RID_IMAGINARY.
24117 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24119 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24120 Patch by Richard Guenther.
24122 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24124 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24125 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24126 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24127 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24128 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24129 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24130 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24131 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24132 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24133 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24134 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24135 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24136 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24137 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24138 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24139 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24140 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24141 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24143 2009-05-02 Richard Guenther <rguenther@suse.de>
24145 PR tree-optimization/39940
24146 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24149 2009-05-02 Richard Guenther <rguenther@suse.de>
24151 PR middle-end/40001
24152 * tree-ssa.c (execute_update_addresses_taken): Properly check
24153 if we can mark a variable DECL_GIMPLE_REG_P.
24154 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24155 back to the end of the function.
24156 (is_gimple_reg_type): Remove complex type special casing.
24157 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24160 2009-05-02 Ben Elliston <bje@au.ibm.com>
24162 * doc/collect2.texi (Collect2): Document search path behaviour
24163 when configured with --with-ld.
24165 2009-05-02 Jan Hubicka <jh@suse.cz>
24167 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24168 parameter; update callers.
24169 (coalesce_cost_edge): EH edges are costier because they needs
24170 splitting even if not critical and even more costier when there are
24171 multiple EH predecestors.
24173 2009-05-02 Jan Hubicka <jh@suse.cz>
24175 * except.c (remove_eh_handler_and_replace): Handle updating after
24176 removing TRY blocks.
24178 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24180 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24182 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24184 * varasm.c: Do not include c-pragma.h.
24185 * attribs.c: Do not incude c-common.h.
24187 2009-05-01 Michael Matz <matz@suse.de>
24189 * calls.c (initialize_argument_information): Handle SSA names like
24190 decls with a non MEM_P DECL_RTL.
24192 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24194 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24195 * ipa-utils.c: Likewise.
24196 * ipa-type-escape.c: Likewise.
24197 * cgraphunit.c Do not include c-common.h.
24198 * ipa-pure-const.c: Likewise.
24199 * tree-if-conv.c: Likewise.
24200 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24201 * ipa-struct-reorg.c: Likewise.
24202 * tree-nomudflap.c: Likewise.
24203 * tree-ssa-structalias.c: Likewise.
24205 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24207 * store-motion.c: Many cleanups to make this pass a first-class
24208 citizen instead of an appendix to gcse load motion. Add TODO list
24209 to make this pass faster/cleaner/better.
24211 (struct ls_expr): Post gcse.c-split cleanups.
24212 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24213 "stores" field to "avail_stores".
24214 (pre_ldst_mems): Rename to store_motion_mems.
24215 (pre_ldst_table): Rename to store_motion_mems_table.
24216 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24217 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24218 (ldst_entry): Rename to st_expr_entry, update users.
24219 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24220 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24221 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24223 (first_ls_expr): Rename to first_st_expr, update users.
24224 (next_ls_expr): Rename to next_st_expr, update users.
24225 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24226 fields properly for store motion instead of names inherited from load
24228 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24229 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24232 (ae_kill): Rename to st_kill, update users.
24233 (ae_gen): Rename to st_avloc, update users.
24234 (transp): Rename to st_transp, update users.
24235 (pre_insert_map): Rename to st_insert_map, update users.
24236 (pre_delete_map): Rename to st_delete_map, update users.
24237 (insert_store, build_store_vectors, free_store_memory,
24238 one_store_motion_pass): Update for abovementioned changes.
24240 (gcse_subst_count, gcse_create_count): Remove.
24241 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24242 and "n_stores_created", local variables.
24244 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24247 (regvec, compute_store_table_current_insn): Remove.
24248 (reg_set_info, reg_clear_last_set): Remove.
24249 (compute_store_table): Use DF caches instead of local dataflow
24252 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24254 * c-objc-common.c (c_tree_printer): Print identifiers with
24255 pp_identifier, not pp_string. Mark "({anonymous})" for
24257 * c-pretty-print.c (pp_c_ws_string): New.
24258 (pp_c_cv_qualifier, pp_c_type_specifier,
24259 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24260 pp_c_storage_class_specifier, pp_c_function_specifier,
24261 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24262 pp_c_primary_expression, pp_c_postfix_expression,
24263 pp_c_unary_expression, pp_c_shift_expression,
24264 pp_c_relational_expression, pp_c_equality_expression,
24265 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24266 use pp_string and pp_c_ws_string in place of pp_identifier and
24267 pp_c_identifier for non-identifiers. Mark English strings for
24269 * c-pretty-print.h (pp_c_ws_string): Declare.
24271 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24272 Roland McGrath <roland@redhat.com>
24274 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24275 (ENABLE_LD_BUILDID): New configuration option.
24276 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24277 (LINK_BUILDID_SPEC): New macro.
24278 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24280 * doc/install.texi: Document --enable-linker-build-id option.
24281 * configure: Rebuild.
24282 * config.in: Rebuild.
24284 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24286 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24287 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24288 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24289 MIPS_GP_SAVE_AREA_SIZE.
24290 * config/mips/mips.c (struct mips_frame_info): Update comment
24291 before arg_pointer_offset and hard_frame_pointer_offset.
24292 (mips_compute_frame_info): Update diagram before function: to
24293 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24294 indicate the position of frame_pointer_rtx with -fstack-protector and
24295 to show args_size. Don't allocate cprestore area for leaf functions
24296 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24298 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24300 2009-04-30 Michael Matz <matz@suse.de>
24302 PR tree-optimization/39955
24303 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24305 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24307 * ira.c (setup_cover_and_important_classes): Use safe macro
24308 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24310 * genpreds.c (write_tm_preds_h): Output suitable definition of
24311 REG_CLASS_FOR_CONSTRAINT.
24313 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24315 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24317 * bitmap.c (bitmap_descriptor): Likewise.
24318 * ggc-common.c (loc_descriptor): Likewise.
24319 * varray.c (varray_descriptor): Likewise.
24320 * vec.c (vec_descriptor): Likewise.
24322 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24324 * Makefile.in (dce.o): Add $(EXCEPT_H).
24325 * dce.c: Include except.h and delete redundant vector definitions.
24326 (deletable_insn_p): Return false for non-call insns that can throw
24329 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24331 * gcse.c (ae_gen): Remove.
24332 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24333 and make non-static function to make it available in store-motion.c.
24334 Update call sites with search-and-replace.
24335 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24336 extract_mentioned_regs, extract_mentioned_regs_helper,
24337 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24338 store_killed_in_insn, store_killed_after, store_killed_before,
24339 build_store_vectors, insert_insn_start_basic_block, insert-store,
24340 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24341 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24342 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24343 * store-motion.c: ...new file. Also copy data structures from gcse.c
24344 and clean up to remove parts not used by store motion.
24345 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24346 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24348 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24351 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24352 when optimizing for size.
24354 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24356 * gcse.c (gcse_constant_p): Fix typo in last change.
24358 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24360 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24362 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24364 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24366 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24368 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24369 CONST_HIGH_PART result.
24371 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24373 * config/avr/avr.c (initial_elimination_offset): Rename to
24374 avr_initial_elimination_offset.
24375 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24376 change return type to bool.
24377 (avr_can_eliminate): New function.
24378 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24379 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24380 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24381 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24382 avr_initial_elimination_offset.
24383 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24384 (avr_initial_elimination_offset): Define.
24386 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24387 Steven Bosscher <steven@gcc.gnu.org>
24389 PR rtl-optimization/39938
24390 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24391 * cfgrtl.c: Include insn-attr.h.
24392 (rest_of_pass_free_cfg): New function.
24393 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24394 * resource.c (init_resource_info): Remove call to df_analyze.
24396 2009-04-29 Richard Guenther <rguenther@suse.de>
24399 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24400 allow conversion to signed integers.
24402 2009-04-29 Richard Guenther <rguenther@suse.de>
24404 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24405 shifts of floating point vectors if the shift amount is
24406 a constant multiple of the element size.
24408 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24409 Michael Matz <matz@suse.de>
24411 PR middle-end/39927
24413 * tree-outof-ssa.c (emit_partition_copy): New function.
24414 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24415 insert_part_to_rtx_on_edge): Perform the partition base var
24416 copy using emit_partition_copy.
24417 (insert_value_copy_on_edge): Convert constants to the right mode.
24418 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24419 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24421 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24423 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24424 scan backwards to try to find a constant to initialize it.
24426 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24427 insn before the loop_end instruction, don't look past labels.
24429 2009-04-29 Richard Guenther <rguenther@suse.de>
24431 PR middle-end/39937
24432 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24433 loose type conversions.
24434 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24435 stmts only if there are no uses of its definition.
24437 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24439 * config/bfin/bfin.h (splitting_loops): Declare.
24440 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24441 Reorder bit definitions to be ascending.
24442 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24443 * config/bfin/bfin.c (splitting_loops): New variable.
24444 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24445 (struct loop_info): Remove members INIT and LOOP_INIT.
24446 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24447 the LSETUP sequence. Allow LC to be loaded from any register, but
24448 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24449 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24451 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24452 of reload_completed.
24455 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24457 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24459 * Makefile.in (PLUGIN_VERSION_H): New.
24460 (OBJS-common): Remove plugin-version.o.
24461 (plugin.o): Depend on (PLUGIN_VERSION_H).
24462 (plugin-version.o): Remove.
24463 * configure: Regenerate
24464 * configure.ac: Create plugin-version.h.
24465 * gcc-plugin.h (plugin_gcc_version): Remove.
24466 (plugin_default_version_check): Change signature.
24467 * plugin-version.c: Remove.
24468 * plugin.c: Include plugin-version.h.
24469 (str_plugin_gcc_version_name): Remove.
24470 (try_init_one_plugin): Pass gcc version to plugin_init.
24471 (plugin_default_version_check): Both gcc and plugin versions are now
24474 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24476 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24477 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24478 Remove special case testing for last insn of inner loops. Don't fail
24479 if the loop ends with a jump, emit an extra nop instead.
24481 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24482 DREGS rather than comparing directly. Remove code that tries to
24483 account for latencies.
24485 2009-04-29 Richard Guenther <rguenther@suse.de>
24487 PR tree-optimization/39941
24488 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24489 eliminating an indirect call.
24491 2009-04-29 Richard Guenther <rguenther@suse.de>
24493 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24494 parameter. Allow invariants as base if !require_lvalue.
24495 (verify_gimple_assign_single): Adjust.
24497 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24499 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24500 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24501 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24502 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24503 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24505 * config/bfin/bfin.c (bfin_expand_builtin,
24506 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24508 2009-04-28 Richard Guenther <rguenther@suse.de>
24510 * tree-vect-loop.c (get_initial_def_for_induction): Use
24511 correct types for pointer increment.
24513 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24515 * toplev.c (print_version): Update GMP version string calculation.
24517 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24519 PR rtl-optimization/39938
24520 * resource.c (init_resource_info): Add call to df_analyze.
24522 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24524 * config/alpha/alpha.md (usegp): Cast the result of
24525 alpha_find_lo_sum_using_gp to enum attr_usegp.
24526 * config/alpha/alpha.c (override_options): Remove end-of-structure
24527 marker element from cpu_table. Use array size of cpu_table to handle
24528 -mcpu and -mtune options.
24529 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24531 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24533 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24534 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24535 tune_32 and tune_64.
24536 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24537 support on PowerPC.
24538 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24539 * config/rs6000/option-defaults.h: ... here. New file.
24540 (OPT_64, OPT_32): Define.
24541 (MASK_64BIT): Define to 0 if not already defined.
24542 (OPT_ARCH64, OPT_ARCH32): Define.
24543 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24546 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24548 * config/arm/arm.c (arm_override_options): Emit error on using
24551 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24553 PR rtl-optimization/39914
24554 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24555 registers for allocnos created from user-defined variables only
24556 when not optimizing.
24558 2009-04-28 Richard Guenther <rguenther@suse.de>
24560 PR middle-end/39937
24561 * fold-const.c (fold_binary): Use distribute_real_division only
24564 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24566 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24567 add hpux-stdint.h to tm_file.
24568 (hppa[12]*-*-hpux11*): Ditto.
24569 (ia64*-*-hpux*): Ditto.
24570 * config/hpux-stdint.h: New.
24571 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24572 __STDC_EXT__ for all compiles.
24573 * config/pa/pa-hpux.h: Ditto.
24574 * config/pa/pa-hpux10.h: Ditto.
24575 * config/pa/pa-hpux11.h: Ditto.
24577 2009-04-28 Catherine Moore <clm@codesourcery.com>
24579 * debug.h (set_name): Add comment.
24581 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24584 * config/darwin.c (machopic_gen_offset): Check
24585 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24586 * config/arm/arm.c (require_pic_register): Likewise.
24588 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24590 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24591 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24592 m32c_promote_prototypes): Delete.
24594 2009-04-28 Michael Matz <matz@suse.de>
24596 PR middle-end/39922
24597 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24600 2009-04-28 Richard Guenther <rguenther@suse.de>
24602 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24604 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24606 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24607 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24608 * config/arm/arm-tune.md: Regenerate.
24610 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24612 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24613 block if there are complex incoming edges.
24614 (sel_merge_blocks): Remove useless assert.
24615 (sel_redirect_edge_and_branch): Check that edge was redirected.
24616 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24617 (sel_find_rgns): Delete declaration.
24618 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24619 the region when it is not a preheader.
24621 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24624 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24626 2009-04-28 Richard Guenther <rguenther@suse.de>
24628 * tree.h (SSA_NAME_VALUE): Remove.
24629 (struct tree_ssa_name): Remove value_handle member.
24630 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24631 array for jump threading.
24632 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24634 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24635 * tree-flow.h (threadedge_initialize_values): Declare.
24636 (threadedge_finalize_values): Likewise.
24637 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24638 (SSA_NAME_VALUE): Define.
24639 (threadedge_initialize_values): New function.
24640 (threadedge_finalize_values): Likewise.
24641 * tree-ssa-dom.c (ssa_name_values): New global variable.
24642 (SSA_NAME_VALUE): Define.
24643 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24645 2009-04-28 Ira Rosen <irar@il.ibm.com>
24647 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24648 Use REPORT_VECTORIZED_LOCATIONS instead
24649 REPORT_VECTORIZED_LOOPS.
24650 * tree-vectorizer.c (vect_verbosity_level): Make static.
24651 (vect_loop_location): Rename to vect_location.
24652 (vect_set_verbosity_level): Update comment.
24653 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24655 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24656 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24657 instead REPORT_UNVECTORIZED_LOOPS.
24658 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24659 and vect_loop_def to vect_external_def and vect_internal_def.
24660 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24661 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24662 REPORT_UNVECTORIZED_LOCATIONS.
24663 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24664 and vect_used_in_loop and to vect_unused_in_scope and
24665 vect_used_in_scope.
24666 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24667 (vect_verbosity_level): Remove declaration.
24668 (vect_analyze_operations): Likewise.
24669 (vect_analyze_stmt): Declare.
24670 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24671 REPORT_UNVECTORIZED_LOCATIONS.
24672 (vect_get_loop_niters): Fix indentation.
24673 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24674 (vect_analyze_loop_operations): New function.
24675 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24676 vect_analyze_operations.
24677 (vect_is_simple_reduction): Use new names.
24678 (vectorizable_live_operation, vect_transform_loop): Likewise.
24679 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24680 to specify whether the data references can be a part of interleaving
24682 (vect_analyze_data_ref_dependence): Use new names.
24683 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24684 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24685 * tree-vect-patterns.c (widened_name_p): Use new names.
24686 (vect_recog_dot_prod_pattern): Likewise.
24687 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24688 (process_use, vect_mark_stmts_to_be_vectorized,
24689 vect_model_simple_cost, vect_model_store_cost,
24690 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24691 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24692 vectorizable_operation, vectorizable_type_demotion,
24693 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24694 vectorizable_condition): Likewise.
24695 (vect_analyze_operations): Split into vect_analyze_loop_operations
24697 (vect_analyze_stmt): ... new function.
24698 (new_stmt_vec_info): Use new names.
24699 (vect_is_simple_use): Use new names and fix comment.
24700 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24701 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24703 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24706 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24707 and integer modes for x87 operands. Do not ICE for unsupported size,
24708 generate error instead. Generate error for unsupported operand types.
24709 ['z']: Do not handle HImode memory operands specially. Warning
24710 for floating-point operands. Fallthru to 'Z' for unsupported operand
24711 types. Do not ICE for unsupported size, generate error instead.
24712 (output_387_binary_op): Use %Z to output operands.
24713 (output_fp_compare): Ditto.
24714 (output_387_reg_move): Ditto.
24716 2009-04-28 Ben Elliston <bje@au.ibm.com>
24721 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24723 * builtins.c (c_strlen): Do not warn here.
24724 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24725 * c-common.c (pointer_int_sum): Take an explicit location.
24726 Warn about offsets out of bounds.
24727 * c-common.h (pointer_int_sum): Adjust declaration.
24729 2009-04-27 Ian Lance Taylor <iant@google.com>
24731 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24733 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24734 * df-core.c (df_set_flags): Change return type to int. Change
24735 type of old_flags to int.
24736 (df_clear_flags): Likewise.
24737 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24738 (df_get_conditional_uses): Likewise.
24739 * df.h (df_set_flags, df_clear_flags): Update declarations.
24740 * dwarf2out.c (struct indirect_string_node): Change type of form
24741 field to enum dwarf_form.
24742 (AT_string_form): Change return type to enum dwarf_form.
24743 * fixed-value.c (fixed_compare): Add cast to enum type.
24744 * fwprop.c (update_df): Change 0 to VOIDmode.
24745 * gensupport.c: Change 0 to UNKNOWN.
24746 * gimple.h (gimple_cond_code): Add cast to enum type.
24747 * haifa-sched.c (reemit_notes): Add cast to enum type.
24748 * hooks.c (hook_int_void_no_regs): Remove function.
24749 * hooks.h (hook_int_void_no_regs): Remove declaration.
24750 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24751 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24752 * real.c (real_arithmetic): Add cast to enum type.
24753 (real_compare): Likewise.
24754 * target.h (struct gcc_target): Change return type of
24755 branch_target_register_class to enum reg_class.
24756 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24757 default_branch_target_register_class.
24758 * targhooks.c (default_branch_target_register_class): New function.
24759 * targhooks.h (default_branch_target_register_class): Declare.
24760 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24761 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24763 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24765 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24766 vect_uninitialized_def. Change 0 to ERROR_MARK.
24767 * tree-vect-stmts.c (supportable_widening_operation): Don't
24768 initialize icode1 and icode2.
24769 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24770 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24772 (cmn_err_flag_specs): Change 0 to STD_C89.
24773 (cmn_err_char_table): Likewise.
24774 * config/arm/arm.c (get_arm_condition_code): Change type of code
24775 to enum arm_cond_code.
24776 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24777 (IWMMXT_BUILTIN2): Likewise.
24778 (neon_builtin_type_bits): Don't define typedef.
24779 (neon_builtin_datum): Change type of bits field to int.
24780 (arm_expand_neon_args): Add cast to enum type.
24781 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24783 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24784 casts to enum type.
24785 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24787 * config/mips/mips.md (jal_macro): Return enum constant.
24788 (single_insn): Likewise.
24789 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24791 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24792 casts to enum type.
24793 * config/s390/s390.c (s390_tune_flags): Change type to int.
24794 (s390_arch_flags): Likewise.
24795 (s390_handle_arch_option): Change flags field of struct pta to int.
24796 * config/s390/s390.h (s390_tune_flags): Update declaration.
24797 (s390_arch_flags): Likewise.
24798 * config/sh/sh.c (prepare_move_operands): Compare
24799 tls_symbolic_operand result with enum constant.
24800 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24801 (sh_expand_prologue): Add cast to enum type.
24802 (sh_expand_epilogue): Likewise.
24803 (tls_symbolic_operand): Change return type to enum tls_model.
24804 (fpscr_set_from_mem): Add cast to enum type.
24805 (legitimize_pic_address): Compare tls_symbolic_operand result with
24807 (sh_target_reg_class): Change return type to enum reg_class.
24808 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24810 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24811 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24812 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24813 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24814 (delayed_branch, tls_call_delay): Likewise.
24815 (eligible_for_sibcall_delay): Likewise.
24816 (eligible_for_return_delay): Likewise.
24817 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24818 (spu_expand_builtin_1): Likewise.
24820 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24821 for all types of conversions.
24822 (output_init_element): Issue -Wc++-compat warning if needed when
24823 initializing a bitfield with enum type.
24824 * c-parser.c (c_parser_expression): Set original_type to
24825 original_type of right hand operand of comma operator.
24827 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24829 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24831 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24832 * doc/cpp.texi (Standard Predefined Macros)
24833 (Implementation-defined behavior): Likewise.
24834 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24835 * doc/gimple.texi (GIMPLE Exception Handling)
24836 (@code{GIMPLE_ASSIGN}): Likewise.
24837 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24838 * doc/invoke.texi (Warning Options, Optimize Options)
24839 (AVR Options, Darwin Options): Likewise.
24840 (Optimize Options): Reformulate -fwhole-program description.
24841 * doc/loop.texi (Lambda): Likewise.
24842 * doc/md.texi (Output Template, Define Constraints)
24843 (Standard Names, Insn Splitting): Likewise.
24844 * doc/options.texi (Option properties): Likewise.
24845 * doc/passes.texi (Tree-SSA passes): Likewise.
24846 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24847 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24848 (File Names and DBX): Likewise.
24849 * doc/trouble.texi (Incompatibilities): Likewise.
24851 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24853 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24854 instruction is correct.
24856 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24858 Allow non-constant arguments to conversion intrinsics.
24859 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24860 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24861 * spu.c (print_operand): Handle 'v' and 'w'.
24862 (exp2_immediate_p, spu_gen_exp2): Define.
24863 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24864 spu_convtf_1): Update parameter descriptions.
24865 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24866 * constraints.md ('v', 'w'): New.
24867 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24869 (i2f, I2F): New define_mode_attr.
24870 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24871 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24872 fixuns_truncv4sfv4si2): Update to use mode attribute.
24873 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24874 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24875 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24876 patterns for combine.
24878 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24880 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24881 (cprop, hoist, pre, store_motion): New debug counters.
24882 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24883 is not an RTL pass anymore.
24884 (pass_profiling): Remove extern decl for pass removed in 2005.
24885 (pass_gcse, pass_jump_bypass): Remove.
24886 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24887 to 0 for clean state.
24888 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24889 * cse.c (gate_handle_cse_after_global_opts,
24890 rest_of_handle_cse_after_global_opts): New functions.
24891 (pass_cse_after_global_opts): New pass, does local CSE.
24892 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24893 (TV_CPROP): New timevar.
24894 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24895 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24896 (gcse_main, recompute_all_luids): Remove.
24897 (compute_hash_table_work): Call max_reg_num instead of reading
24899 (cprop_jump): Don't set run_jump_opt_after_gcse.
24900 (constprop_register): Always allow to alter jumps.
24901 (cprop_insn): Likewise.
24902 (do_local_cprop): Likewise.
24903 (local_cprop_pass): Likewise. Return non-zero if something changed.
24904 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24905 (find_implicit_sets): Add note about missed optimization opportunity.
24906 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24907 pass_rtl_cprop execute function.
24908 Don't bother tracking the pass number, each pass gets its own dumpfile
24910 Always allow to alter jumpsand bypass jumps.
24911 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24912 will just find no suitable set.
24913 (pre_edge_insert): Fix dumping, this function is for PRE only.
24914 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24915 pass_rtl_pre execute function.
24916 (hoist_code): Return non-zero if something changed. Keep track of
24917 substitutions and insertions for statistics gathering similar to PRE.
24918 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24919 called from the pass_rtl_hoist execute function. Show pass statistics.
24920 (compute_store_table): Use max_reg_num directly instead of using the
24921 formerly global max_gcse_regno.
24922 (build_store_vectors): Likewise.
24923 (replace_store_insn): Fix dumping.
24924 (store_motion): Rename to ...
24925 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24926 pass, called from the pass_rtl_store_motion execute function. Keep
24927 track of substitutions and insertions for statistics gathering similar
24929 (bypass_jumps): Remove, fold interesting bits into ...
24930 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24931 from the pass_rtl_cprop execute function.
24932 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24933 pass_jump_bypass): Remove.
24934 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24935 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24936 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24937 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24938 (gate_rtl_store_motion, execute_rtl_store_motion,
24939 pass_rtl_store_motion): New.
24940 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24941 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24942 * passes.c (init_optimization_passes): Remove pass_gcse and
24943 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24944 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24945 instead of pass_jump_bypass.
24947 2009-04-27 Richard Guenther <rguenther@suse.de>
24949 PR middle-end/39928
24950 * gimplify.c (gimplify_expr): If we are required to create
24951 a temporary make sure it ends up as register.
24953 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24956 * config/i386/i386.c (construct_container): Don't call
24957 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24958 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24960 2009-04-27 Michael Matz <matz@suse.de>
24962 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24963 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24964 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24965 (dump_replaceable_exprs): Take a bitmap.
24966 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24968 (expand_gimple_basic_block): Likewise.
24969 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24970 replaceable_expressions member a bitmap.
24971 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24972 (mark_replaceable): Likewise.
24973 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24974 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24976 2009-04-27 Richard Guenther <rguenther@suse.de>
24978 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24979 (verify_stmts): Dispatch to gimple/type verification code.
24980 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24981 issue with call argument types.
24983 2009-04-27 Michael Matz <matz@suse.de>
24985 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24986 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24989 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24990 Eric Botcazou <ebotcazou@adacore.com>
24992 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24993 a label's basic block.
24994 (mark_target_live_regs): Tidy and rework obsolete comments.
24995 Change back DF problem to LIVE. If a label starts a basic block,
24996 assume that all registers that used to be live then still are.
24997 (init_resource_info): If a label starts a basic block, set its
24998 BLOCK_FOR_INSN accordingly.
24999 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
25001 2009-04-27 Richard Guenther <rguenther@suse.de>
25003 * tree-flow-inline.h (function_ann): Remove.
25004 (get_function_ann): Likewise.
25005 * tree-dfa.c (create_function_ann): Remove.
25006 * tree-flow.h (struct static_var_ann_d): Remove.
25007 (struct function_ann_d): Likewise.
25008 (union tree_ann_d): Remove fdecl member.
25009 (function_ann_t): Remove.
25010 (function_ann, get_function_ann, create_function_ann): Remove
25013 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
25015 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25017 2009-04-27 Jan Hubicka <jh@suse.cz>
25019 * ipa-pure-const.c (struct funct_state_d): New fields
25020 state_previously_known, looping_previously_known; remove
25021 state_set_in_source.
25022 (analyze_function): Use new fields.
25023 (propagate): Avoid assumption that state_set_in_source imply
25026 * tree-ssa-loop-niter.c (finite_loop_p): New function.
25027 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25028 * cfgloop.h (finite_loop_p): Declare.
25030 2009-04-26 Michael Matz <matz@suse.de>
25032 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25034 2009-04-26 Michael Matz <matz@suse.de>
25036 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25037 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25038 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25039 pass_mark_used_blocks): Remove.
25040 * tree-optimize.c (pass_free_datastructures,
25041 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25042 * passes.c (init_optimization_passes): Don't call
25043 pass_mark_used_blocks, remove dead code.
25045 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
25047 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25048 * tree-ssa-live.h (register_ssa_partition): Likewise.
25050 2009-04-26 Michael Matz <matz@suse.de>
25053 * builtins.c (fold_builtin_next_arg): Handle SSA names.
25054 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25055 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25057 (compare_pairs): Swap cost comparison.
25058 (coalesce_ssa_name): Don't use change_partition_var.
25059 * tree-nrv.c (struct nrv_data): Add modified member.
25060 (finalize_nrv_r): Set it.
25061 (tree_nrv): Use it to update statements.
25062 (pass_nrv): Require PROP_ssa.
25063 * tree-mudflap.c (mf_decl_cache_locals,
25064 mf_build_check_statement_for): Use make_rename_temp.
25065 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25066 * alias.c (find_base_decl): Handle SSA names.
25067 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25068 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25069 * rtl.h (set_reg_attrs_for_parm): Declare.
25070 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25071 to "optimized", remove unused locals at finish.
25072 (execute_free_datastructures): Make global, call
25073 delete_tree_cfg_annotations.
25074 (execute_free_cfg_annotations): Don't call
25075 delete_tree_cfg_annotations.
25077 * ssaexpand.h: New file.
25078 * expr.c (toplevel): Include ssaexpand.h.
25079 (expand_assignment): Handle SSA names the same as register variables.
25080 (expand_expr_real_1): Expand SSA names.
25081 * cfgexpand.c (toplevel): Include ssaexpand.h.
25082 (SA): New global variable.
25083 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25084 (SSAVAR): New macro.
25085 (set_rtl): New helper function.
25086 (add_stack_var): Deal with SSA names, use set_rtl.
25087 (expand_one_stack_var_at): Likewise.
25088 (expand_one_stack_var): Deal with SSA names.
25089 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25090 before unique numbers.
25091 (expand_stack_vars): Use set_rtl.
25092 (expand_one_var): Accept SSA names, add asserts for them, feed them
25093 to above subroutines.
25094 (expand_used_vars): Expand all partitions (without default defs),
25095 then only the local decls (ignoring those expanded already).
25096 (expand_gimple_cond): Remove edges when jumpif() expands an
25097 unconditional jump.
25098 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25099 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25101 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25102 members of SA; deal with PARM_DECL partitions here; expand
25103 all PHI nodes, free tree datastructures and SA. Commit instructions
25104 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25105 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25106 info and statements at start, collect garbage at finish.
25107 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25108 (VAR_ANN_PARTITION) Remove.
25109 (change_partition_var): Don't declare.
25110 (partition_to_var): Always return SSA names.
25111 (var_to_partition): Only accept SSA names.
25112 (register_ssa_partition): Only check argument.
25113 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25115 (delete_var_map): Don't free it.
25116 (var_union): Only accept SSA names, simplify.
25117 (partition_view_init): Mark only useful SSA names as used.
25118 (partition_view_fini): Only deal with SSA names.
25119 (change_partition_var): Remove.
25120 (dump_var_map): Use ssa_name instead of partition_to_var member.
25121 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25123 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25124 (struct _elim_graph): New member const_dests; nodes member vector of
25126 (set_location_for_edge): New static helper.
25127 (create_temp): Remove.
25128 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25129 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25130 (new_elim_graph): Allocate const_dests member.
25131 (clean_elim_graph): Truncate const_dests member.
25132 (delete_elim_graph): Free const_dests member.
25133 (elim_graph_size): Adapt to new type of nodes member.
25134 (elim_graph_add_node): Likewise.
25135 (eliminate_name): Likewise.
25136 (eliminate_build): Don't take basic block argument, deal only with
25137 partition numbers, not variables.
25138 (get_temp_reg): New static helper.
25139 (elim_create): Use it, deal with RTL temporaries instead of trees.
25140 (eliminate_phi): Adjust all calls to new signature.
25141 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25142 (rewrite_trees): Only do checking.
25143 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25144 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25145 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25146 contains_tree_r, MAX_STMTS_IN_LATCH,
25147 process_single_block_loop_latch, analyze_edges_for_bb,
25148 perform_edge_inserts): Remove.
25149 (expand_phi_nodes): New global function.
25150 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25151 functions, initialize new parameter, remember partitions having a
25153 (finish_out_of_ssa): New global function.
25154 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25155 don't reset in_ssa_p here, don't disable TER when mudflap.
25156 (pass_del_ssa): Remove.
25157 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25159 (execute_free_datastructures): Declare.
25160 * Makefile.in (SSAEXPAND_H): New variable.
25161 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25162 * basic-block.h (commit_one_edge_insertion): Declare.
25163 * passes.c (init_optimization_passes): Move pass_nrv and
25164 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25165 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25166 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25167 (redirect_branch_edge): Deal with super block when expanding, split
25168 out jump patching itself into ...
25169 (patch_jump_insn): ... here, new static helper.
25171 2009-04-26 Michael Matz <matz@suse.de>
25173 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25174 beyond num_ssa_names.
25175 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25176 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25178 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25180 PR inline-asm/39543
25181 * fwprop.c (forward_propagate_asm): New function.
25182 (forward_propagate_and_simplify): Propagate also into __asm, if it
25183 doesn't increase the number of referenced registers.
25186 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25188 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25190 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25191 note_nonlocal_vla_type for nonlocal VLAs.
25192 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25193 contains_remapped_vars, remap_vla_decls): New functions.
25194 (convert_nonlocal_reference_stmt): If not optimizing, call
25195 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25196 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25197 if it wasn't found in var_map.
25198 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25199 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25200 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25202 * gimplify.c (nonlocal_vlas): New variable.
25203 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25205 (gimplify_body): Create and destroy nonlocal_vlas.
25207 * dwarf2out.c (loc_descr_plus_const): New function.
25208 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25209 mem_loc_descriptor, loc_descriptor_from_tree_1,
25210 descr_info_loc, gen_variable_die): Use it.
25212 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25213 !TREE_STATIC VAR_DECLs.
25214 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25215 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25216 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25217 DECL_BY_REFERENCE is valid.
25218 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25219 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25220 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25221 Copy DECL_BY_REFERENCE.
25222 (struct nesting_copy_body_data): New type.
25223 (nesting_copy_decl): New function.
25224 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25225 if they have variable length.
25227 2009-04-26 Michael Matz <matz@suse.de>
25229 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25230 mark new temporaries for renaming.
25232 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25235 * c-decl.c (global_bindings_p): Return negative value.
25236 (c_variable_size): New. Based on variable_size from
25238 (grokdeclarator): Call c_variable_size not variable_size.
25240 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25242 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25244 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25246 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25247 Redefine it to just use mingw/include.
25248 (ASM_SPEC): Rules for -m32 and -m64.
25249 (LINK_SPEC): Use Likewise.
25250 (SPEC_32): New define.
25251 (SPEC_64): Likewise.
25252 (SUB_LINK_SPEC): Likewise.
25253 (MULTILIB_DEFAULTS): New define.
25254 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25255 Add multilib options.
25256 (MULTILIB_DIRNAMES): Likewise.
25257 (MULTILIB_OSDIRNAMES): Likewise.
25258 (LIBGCC): Likewise.
25259 (INSTALL_LIBGCC): Likewise.
25261 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25264 * c-tree.h (enum c_inline_static_type): New.
25265 (record_inline_static): Declare.
25266 * c-decl.c (struct c_inline_static, c_inline_statics,
25267 record_inline_static, check_inline_statics): New.
25268 (pop_file_scope): Call check_inline_statics.
25269 (start_decl): Call record_inline_static instead of pedwarning
25270 directly for static in inline function.
25271 * c-typeck.c (build_external_ref): Call record_inline_static
25272 instead of pedwarning directly for static referenced in inline
25275 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25277 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25278 not new but only being rescanned.
25279 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25280 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25281 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25282 record_set_info, compute_set, grealloc): Remove.
25283 (recompute_all_luids): New function.
25284 (gcse_main): Don't compute sets, and don't do related memory
25285 allocations/free-ing. If something changed before the end of the
25286 pass, update LUIDs using recompute_all_luids.
25287 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25288 (free_gcse_mem): Don't free it either.
25289 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25290 Use the df insn LUIDs.
25291 (load_killed_in_block): Likewise.
25292 (compute_hash_table_work): Don't compute reg_set_in_block.
25293 (compute_transp): Use DF_REG_DEF_CHAINs.
25294 (local_cprop_pass): Don't use compute_sets and related functions.
25295 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25296 Use get_max_uid() instead of max_cuid.
25297 (insert_insn_end_basic_block, pre_insert_copy_insn,
25298 update_ld_motion_stores): Don't try to
25299 keep reg_set tables up to date.
25300 (pre_insert_copies): Use df insn LUIDs.
25301 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25302 (reg_set_info): Don't use extra bitmap argument.
25303 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25304 information to compute regs_set_in_block.
25305 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25306 (bypass_jumps): Don't use compute_sets and friends.
25308 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25311 * opts.c (undocumented_msg): Do not leave blank even with
25314 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25316 * c-decl.c (build_enumerator): Allow values folding to integer
25317 constants but not integer constant expressions with a pedwarn if
25320 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25323 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25324 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25325 type is an integer constant.
25327 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25330 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25333 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25336 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25337 with variably modified return type and no storage class
25338 specifiers, except for the case of nested functions. Distinguish
25339 extern declarations of functions with variably modified return
25340 types from those of objects with variably modified types.
25342 2009-04-25 Jan Hubicka <jh@suse.cz>
25344 * tree.c (list_equal_p): New function.
25345 * tree.h (list_equal_p): Declare.
25346 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25347 basic_block_def, basic_block, const_basic_block): New.
25348 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25349 (redirect_eh_edge): New function.
25350 (make_eh_edge_update_phi): EH edges are not abnormal.
25351 * except.c: Include tree-flow.h.
25352 (list_match): New function.
25353 (eh_region_replaceable_by_p): New function.
25354 (replace_region): New function.
25355 (hash_type_list): New function.
25356 (hash_eh_region): New function.
25357 (eh_regions_equal_p): New function.
25358 (merge_peers): New function.
25359 (remove_unreachable_regions): Verify EH tree when checking;
25361 (copy_eh_region_1): New function.
25362 (copy_eh_region): New function.
25363 (push_reachable_handler): New function.
25364 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25365 regions without label but with live RESX.
25366 * except.h (redirect_eh_edge_to_label): New.
25367 * tree-flow.h (redirect_eh_edge): New.
25368 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25369 basic_block_def, basic_block, const_basic_block): Remove.
25370 * Makefile.in (except.o): Add dependency on tree-flow.h
25371 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25372 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25375 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25378 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25379 on the destination of memcpy.
25381 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25383 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25384 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25385 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25387 2009-04-25 Jan Hubicka <jh@suse.cz>
25389 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25390 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25391 to be reached by different label than left.
25392 (update_eh_edges): Update comment; remove edge_to_remove if possible
25393 and return true if suceeded.
25394 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25395 (cleanup_eh): Compute sharing map.
25396 * except.c (remove_eh_handler_and_replace): Add argument if we should
25398 (remove_unreachable_regions): Update for label sharing.
25399 (label_to_region_map): Likewise.
25400 (get_next_region_sharing_label): New function.
25401 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25403 (remove_eh_handler): Update.
25404 (remove_eh_region_and_replace_by_outer_of): New function.
25405 * except.h (struct eh_region): Add next_region_sharing_label.
25406 (remove_eh_region_and_replace_by_outer_of,
25407 get_next_region_sharing_label): Declare.
25408 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25410 2009-04-25 Jan Hubicka <jh@suse.cz>
25412 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25413 insert code even if they are not critical.
25415 2009-04-25 Jan Hubicka <jh@suse.cz>
25417 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25418 (gimple_can_remove_branch_p): EH edges won't remove branch by
25420 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25421 updating of non-abnormal EH edges.
25422 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25423 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25424 (split_critical_edges): Split also edges where emitting code on them
25425 will lead to splitting later.
25427 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25428 H.J. Lu <hongjiu.lu@intel.com>
25431 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25432 the configured assembler supports fildq and fistpq mnemonics.
25433 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25434 * configure: Regenerated.
25435 * config.in: Ditto.
25437 * config/i386/i386.c (print_operand): Handle 'Z'.
25438 ['z']: Remove handling of special fild/fist suffixes.
25439 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25440 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25441 suffix of fild insn.
25442 (*floatsi<mode>2_vector_mixed): Ditto.
25443 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25444 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25445 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25446 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25447 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25449 2009-04-25 Ben Elliston <bje@au.ibm.com>
25451 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25452 the source of a set operation.
25454 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25456 * target.h (struct gcc_target): Add case_values_threshold field.
25457 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25458 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25459 * targhooks.c (default_case_values_threshold): New function.
25460 * targhooks.h (default_case_values_threshold): Declare function.
25461 * stmt.c (expand_case): Use case_values_threshold target hook.
25462 * expr.h (case_values_threshold): Remove declartation.
25463 * expr.c (case_values_threshold): Remove function.
25464 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25466 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25467 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25468 (avr_case_values_threshold): Declare as static.
25469 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25471 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25472 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25473 (mn10300_case_values_threshold): New function.
25475 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25477 * ira.c (setup_cover_and_important_classes): Add enum cast.
25479 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25481 * genpreds.c (write_enum_constraint_num): Output definition of
25482 CONSTRAINT_NUM_DEFINED_P macro.
25483 * ira.c (setup_cover_and_important_classes): Use
25484 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25486 2009-04-24 DJ Delorie <dj@redhat.com>
25488 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25489 __SH2A_SINGLE_ONLY__ also.
25491 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25493 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25494 (movdf_internal): Ditto.
25495 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25496 SFmode and DFmode constants.
25497 (ia64_print_operand): Add 'G' format for printing
25498 floating point constants.
25500 2009-04-24 Richard Guenther <rguenther@suse.de>
25502 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25503 from unsigned additions.
25505 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25507 * c-typeck.c (set_init_index): Allow array designators that are
25508 not integer constant expressions with a pedwarn if pedantic.
25510 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25512 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25513 zero if no overlap in nonzero bits between the operands.
25515 2009-04-24 Ian Lance Taylor <iant@google.com>
25517 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25518 (record_dead_and_set_regs): Likewise.
25519 * df.h (struct df_mw_hardreg): Change flags field to int.
25520 (struct df_base_ref): Likewise.
25521 (struct df): Change changeable_flags field to int.
25522 * df-scan.c (df_defs_record): Change clobber_flags to int.
25523 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25524 constants rather than #define macros.
25525 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25526 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25527 (enum dwarf_calling_convention): Likewise.
25528 (enum dwarf_line_number_x_ops): Likewise.
25529 (enum dwarf_call_frame_info): Likewise.
25530 (enum dwarf_source_language): Likewise.
25531 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25532 (add_calling_convention_attribute): Likewise.
25533 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25534 (combine_comparisons): Change compcode to int. Add cast to enum type.
25535 * genrecog.c (maybe_both_true_2): Change c to int.
25536 (write_switch): Likewise. Add cast to enum type.
25537 * gimplify.c (gimplify_omp_for): Handle return values from
25538 gimplify_expr using MIN rather than bitwise or.
25539 (gimplify_expr): Add cast to enum type.
25540 * ipa-prop.c (update_jump_functions_after_inlining): Change
25541 IPA_BOTTOM to IPA_JF_UNKNOWN.
25542 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25543 Add casts to enum type.
25544 (setup_cover_and_important_classes): Change cl to int. Add casts
25546 (setup_class_translate): Change cl and mode to int.
25547 (ira_init_once): Change mode to int.
25548 (free_register_move_costs): Likewise.
25549 (setup_prohibited_mode_move_regs): Add casts to enum type.
25550 * langhooks.c (add_builtin_function_common): Rework assertion that
25551 value fits bitfield.
25552 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25553 * omega.c (omega_do_elimination): Avoid math on enum types.
25554 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25555 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25556 int local to handle integral_argment value.
25557 * regmove.c (try_auto_increment): Change PUT_MODE to
25559 * reload.c (push_secondary_reload): Add casts to enum type.
25560 (secondary_reload_class, find_valid_class): Likewise.
25561 * reload1.c (emit_input_reload_insns): Likewise.
25562 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25563 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25564 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25566 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25567 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25569 (expand_complex_libcall): Add casts to enum type.
25570 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25571 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25572 with ERROR_MARK, not NUM_TREE_CODES.
25573 (vect_create_epilog_for_reduction): Likewise.
25574 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25575 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25576 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25578 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25579 vect_unused_in_loop. Change 0 to loop_vect.
25580 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25581 * var-tracking.c (get_init_value): Change return type to enum
25583 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25584 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25586 (arm_override_options): Add casts to enum type.
25587 (arm_emit_tls_decoration): Likewise.
25588 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25590 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25591 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25592 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25594 * config/s390/s390.c (code_for_builtin_64): Change to array of
25596 (code_for_builtin_31): Likewise.
25597 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25599 * config/sparc/sparc.c (sparc_override_options): Change value
25600 field in struct code_model to enum cmodel. In initializer change
25601 0 to NULL and add cast to enum type.
25603 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25604 Change all callers. Issue a -Wc++-compat warning using
25605 lhs_origtype if necessary.
25606 (convert_for_assignment): Issue -Wc++-compat warnings about
25607 invalid conversions to enum type on assignment.
25608 * c-common.h (build_modify_expr): Update declaration.
25610 2009-04-24 Nick Clifton <nickc@redhat.com>
25612 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25613 (function_arg_advance): Likewise.
25614 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25617 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25619 * config/s390/constraints.md ('I', 'J'): Fix condition.
25621 2009-04-24 Diego Novillo <dnovillo@google.com>
25623 * gengtype-parse.c (parse_error): Add newline after message.
25625 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25627 * config/i386/sse.md (avxmodesuffixs): Removed.
25628 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25629 (*avx_pinsr<ssevecsize>): This.
25631 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25633 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25634 follow chains of regs with a single definition, and allow expressions
25635 that are function_invariant_p.
25636 (simple_rhs_p): Allow expressions that are function_invariant_p.
25638 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25640 PR middle-end/39867
25641 * fold-const.c (fold_cond_expr_with_comparison): When folding
25642 > and >= to MAX, make sure the MAX uses the same type as the
25643 comparison's operands.
25645 2009-04-24 Nick Clifton <nickc@redhat.com>
25647 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25648 addressing for DImode accesses.
25649 (frv_print_operand_address): Handle PLUS case.
25650 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25652 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25654 PR rtl-optimization/39794
25655 * alias.c (canon_true_dependence): Add x_addr argument.
25656 * rtl.h (canon_true_dependence): Adjust prototype.
25657 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25658 * cselib.c (cselib_invalidate_mem): Likewise.
25659 * gcse.c (compute_transp): Likewise.
25660 * dse.c (scan_reads_nospill): Likewise.
25661 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25662 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25663 canon_base_addr of the group, plus optional offset.
25664 (struct group_info): Rename canon_base_mem to
25666 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25667 canon_rtx of base_mem.
25669 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25671 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25672 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25674 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25676 * config/spu/spu-builtins.h: Delete file.
25678 * config/spu/spu.h (enum spu_builtin_type): Move here from
25680 (struct spu_builtin_description): Likewise. Add GTY marker.
25681 Do not use enum spu_function_code or enum insn_code.
25682 (spu_builtins): Add extern declaration.
25684 * config/spu/spu.c: Do not include "spu-builtins.h".
25685 (enum spu_function_code, enum spu_builtin_type_index,
25686 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25687 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25688 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25689 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25690 (spu_builtin_types): Make static. Add GTY marker.
25691 (spu_builtins): Add extern declaration with GTY marker.
25692 Include "gt-spu.h".
25694 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25695 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25696 Check programmatically whether all parameters are scalar.
25698 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25700 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25702 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25703 assignment from the constructor either if the target is volatile.
25705 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25707 * config/arm/arm.md (insv): Do not share operands[0].
25709 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25711 * config/vxlib-tls.c (active_tls_threads): Delete.
25712 (delete_hook_installed): New.
25713 (tls_delete_hook): Don't delete the delete hook.
25714 (tls_destructor): Delete it here.
25715 (__gthread_set_specific): Adjust installing the delete hook.
25716 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25717 __gthread_leave_tsd_dtor_context.
25719 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25721 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25723 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25725 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25727 (alpha_rtx_costs): Ditto.
25728 (emit_unlikely_jump): Use add_reg_note.
25729 (emit_frame_store_1): Ditto.
25730 (alpha_expand_prologue): Ditto.
25731 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25732 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25734 2009-04-23 Nick Clifton <nickc@redhat.com>
25736 * config/v850/v850.md (epilogue): Remove suppressed code.
25737 (return): Rename to return_simple and remove test of frame size.
25738 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25739 to gen_return_simple.
25741 2009-04-22 Jing Yu <jingyu@google.com>
25744 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25746 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25749 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25750 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25751 value is a VECTOR_CST, the element type is the element type of the
25754 2009-04-22 DJ Delorie <dj@redhat.com>
25756 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25758 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25760 * alias.c (find_base_term): Move around LO_SUM case, so that
25761 CONST falls through into PLUS/MINUS handling.
25764 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25765 into 0, use omit_one_operand.
25767 2009-04-23 Ben Elliston <bje@au.ibm.com>
25769 * config/rs6000/linux-unwind.h (get_regs): Remove type
25770 puns. Change the type of `pc' to an array of unsigned ints and
25771 update all users. Constify frame24.
25773 2009-04-22 DJ Delorie <dj@redhat.com>
25775 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25776 declarations before code.
25777 (current_function_special_page_vector): Likewise.
25778 (m32c_expand_insv): Silence a warning.
25780 2009-04-21 Taras Glek <tglek@mozilla.com>
25782 * alias.c: Update GTY annotations to new syntax.
25783 * basic-block.h: Likewise.
25784 * bitmap.h: Likewise.
25785 * c-common.h: Likewise.
25786 * c-decl.c: Likewise.
25787 * c-parser.c: Likewise.
25788 * c-pragma.c: Likewise.
25789 * c-tree.h: Likewise.
25790 * cfgloop.h: Likewise.
25791 * cgraph.h: Likewise.
25792 * config/alpha/alpha.c: Likewise.
25793 * config/arm/arm.h: Likewise.
25794 * config/avr/avr.h: Likewise.
25795 * config/bfin/bfin.c: Likewise.
25796 * config/cris/cris.c: Likewise.
25797 * config/darwin.c: Likewise.
25798 * config/frv/frv.c: Likewise.
25799 * config/i386/i386.c: Likewise.
25800 * config/i386/i386.h: Likewise.
25801 * config/i386/winnt.c: Likewise.
25802 * config/ia64/ia64.h: Likewise.
25803 * config/iq2000/iq2000.c: Likewise.
25804 * config/mips/mips.c: Likewise.
25805 * config/mmix/mmix.h: Likewise.
25806 * config/pa/pa.c: Likewise.
25807 * config/pa/pa.h: Likewise.
25808 * config/rs6000/rs6000.c: Likewise.
25809 * config/s390/s390.c: Likewise.
25810 * config/sparc/sparc.c: Likewise.
25811 * config/xtensa/xtensa.c: Likewise.
25812 * cselib.h: Likewise.
25813 * dbxout.c: Likewise.
25814 * dwarf2out.c: Likewise.
25815 * except.c: Likewise.
25816 * except.h: Likewise.
25817 * fixed-value.h: Likewise.
25818 * function.c: Likewise.
25819 * function.h: Likewise.
25820 * gimple.h: Likewise.
25821 * integrate.c: Likewise.
25822 * optabs.c: Likewise.
25823 * output.h: Likewise.
25824 * real.h: Likewise.
25826 * stringpool.c: Likewise.
25827 * tree-data-ref.c: Likewise.
25828 * tree-flow.h: Likewise.
25829 * tree-scalar-evolution.c: Likewise.
25830 * tree-ssa-address.c: Likewise.
25831 * tree-ssa-alias.h: Likewise.
25832 * tree-ssa-operands.h: Likewise.
25833 * tree.c: Likewise.
25834 * tree.h: Likewise.
25835 * varasm.c: Likewise.
25836 * varray.h: Likewise.
25838 * coretypes.h: Do not define GTY macro if it is already defined.
25839 * doc/gty.texi: Update GTY documentation to new syntax.
25840 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25841 annotations on structs.
25842 * gengtype-parse.c: Likewise.
25844 2009-04-22 Mark Heffernan <meheff@google.com>
25846 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25848 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25850 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25853 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25855 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25856 the same as a PLUS without a shift. Increase the cost of a
25859 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25861 * Makefile.in: Update dependencies.
25862 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25863 * errors.h: Remove bogus comment about compatibility.
25864 (warning): Update declaration.
25865 * genautomata.c: Update all calls to warning.
25866 * gimple.c: Do not include errors.h. Include toplev.h.
25867 * tree-ssa-structalias.c: Do not include errors.h.
25868 * omega.c: Likewise.
25869 * tree-ssa-reassoc.c: Likewise.
25870 * config/spu/spu-c.c: Likewise.
25871 * config/spu/t-spu-elf: Update dependencies.
25873 2009-04-22 Richard Guenther <rguenther@suse.de>
25875 PR tree-optimization/39824
25876 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25877 make sure the types are compatible.
25879 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25882 * c-common.c (c_parse_error): Take a token_flags parameter.
25883 Use token_type for the token type instead.
25884 Pass token_flags to cpp_type2name.
25885 * c-common.h (c_parse_error): Update declaration.
25886 * c-parser.c (c_parser_error): Pass 0 as token flags.
25888 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25890 PR rtl-optimization/39580
25891 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25893 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25895 * function.c (expand_function_end): Do not emit a jump to the "naked"
25896 return label for fall-through returns.
25897 * except.c (sjlj_emit_function_exit): Always place the call to the
25898 unregister function at the location installed by expand_function_end.
25900 2009-04-22 Richard Guenther <rguenther@suse.de>
25902 PR tree-optimization/39845
25903 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25904 (gen_inbound_check): Likewise.
25906 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25908 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25910 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25911 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25913 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25915 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25916 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25917 shift counts to avoid out-of-bounds array accesses.
25919 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25921 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25922 (Pmode): Move above.
25924 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25926 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25927 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25928 GET_CODE macro. Use IN_RANGE macro where appropriate.
25929 * config/alpha/alpha.h: Ditto.
25930 * config/alpha/alpha.md: Ditto.
25931 * config/alpha/constraints.md: Ditto.
25932 * config/alpha/predicates.md: Ditto.
25934 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25936 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25937 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25938 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25939 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25940 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25941 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25942 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25943 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25944 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25945 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25946 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25947 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25948 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25949 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25950 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25951 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25952 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25953 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25954 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25955 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25956 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25957 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25958 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25959 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25960 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25961 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25962 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25964 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25966 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25967 references from comments.
25968 * cfgbuild.c (count_basic_blocks): Delete.
25969 (find_basic_blocks_1): Delete.
25970 (find_basic_blocks): Delete.
25971 * except.c (finish_eh_generation): Make static. Move comment from
25972 except.h here. Remove find_basic_blocks references from comments.
25973 * except.h (finish_eh_generation): Delete.
25974 * basic-block.h (find_basic_blocks): Delete.
25975 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25977 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25979 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25980 (sdbout_parms): Likewise.
25982 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25984 * config/sh/sh.c (prepare_cbranch_operands): Use
25985 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25986 (expand_cbranchdi4): Likewise.
25987 (from_compare): Add cast to enum type.
25988 (expand_cbranchsi4): Use add_reg_note.
25989 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25990 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25991 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25992 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25993 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25994 instead of CODE_FOR_nothing.
25995 (cbranchdi4): Likewise. Fix the order of arguments for
25997 (push_fpscr): Use add_reg_note.
25998 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25999 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
26001 2009-04-21 Joseph Myers <joseph@codesourcery.com>
26003 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
26004 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26005 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26006 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
26007 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
26008 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
26009 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26010 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26011 config/alpha/x-vms, config/arc/t-arc,
26012 config/arm/README-interworking, config/arm/arm-c.c,
26013 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26014 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26015 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26016 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26017 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26018 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26019 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26020 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26021 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26022 config/cris/t-elfmulti, config/crx/t-crx,
26023 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26024 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26025 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26026 config/h8300/t-h8300, config/i386/athlon.md,
26027 config/i386/darwin-libgcc.10.4.ver,
26028 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26029 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26030 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26031 config/i386/t-linux64, config/i386/t-nwld,
26032 config/i386/t-rtems-i386, config/i386/t-sol2-10,
26033 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26034 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26035 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26036 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26037 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26038 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26039 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26040 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26041 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26042 config/m68k/t-uclinux, config/mcore/t-mcore,
26043 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26044 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26045 config/mips/crtn.asm, config/mips/irix-crti.asm,
26046 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26047 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26048 config/mips/mips-fixed.md, config/mips/sb1.md,
26049 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26050 config/mips/t-iris6, config/mips/t-isa3264,
26051 config/mips/t-libgcc-mips16, config/mips/t-linux64,
26052 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26053 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26054 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26055 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26056 config/mn10300/t-linux, config/mn10300/t-mn10300,
26057 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26058 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26059 config/picochip/libgccExtras/clzsi2.asm,
26060 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26061 config/rs6000/darwin-libgcc.10.4.ver,
26062 config/rs6000/darwin-libgcc.10.5.ver,
26063 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26064 config/rs6000/t-aix43, config/rs6000/t-aix52,
26065 config/rs6000/t-darwin, config/rs6000/t-fprules,
26066 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26067 config/rs6000/t-lynx, config/rs6000/t-netbsd,
26068 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26069 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26070 config/rs6000/t-rtems, config/rs6000/t-spe,
26071 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26072 config/score/t-score-elf, config/sh/divcost-analysis,
26073 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26074 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26075 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26076 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26077 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26078 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26079 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26080 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26081 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26082 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26083 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26084 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26085 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26086 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26087 * config/h8300/genmova.sh: Include copyright and license notices
26088 in generated output.
26089 * config/h8300/mova.md: Regenerate.
26090 * doc/install.texi2html: Include word "Copyright" in copyright
26091 notice and use name "Free Software Foundation, Inc.".
26092 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26093 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26094 ChangeLog-2007, ChangeLog-2008: Correct dates.
26096 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26098 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26099 NE_EXPR operations as well.
26100 * c-parser.c (c_parser_condition): Do not set location information on
26102 (c_parser_conditional_expression): Likewise.
26103 (c_parser_binary_expression): Set location information on operators.
26104 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26105 TRUTH_NOT_EXPR has been folded.
26106 * fold-const.c (fold_truth_not_expr): Copy location information from
26107 the incoming expression to the outgoing one.
26108 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26109 recursive calls on the LHS of the operator but pass that of the
26110 operator to recursive calls on the RHS of the operator. Set it
26112 (shortcut_cond_expr): Set the locus of the operator on the second
26113 COND_EXPR and that of the expression on the first in degenerate cases.
26114 Pass the locus of the expression to calls to shortcut_cond_r.
26115 Set the locus of the 'then' block on the associated jump, if any.
26116 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26117 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26118 expression to call to gimplify_boolean_expr.
26120 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26122 * config.gcc: Add additional configuration for
26123 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26124 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26125 (CPP_SPEC): Redefine for allowing -municode option.
26126 (STARTFILE_SPEC): Likewise.
26127 * config/i386/t-mingw-w64: New.
26128 * config/i386/mingw-w64.opt: New.
26129 (municode): Add new target option.
26130 * doc/invoke.texi (municode): Add documentation for new option.
26132 2009-04-21 Ian Lance Taylor <iant@google.com>
26134 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26135 Correct test for number of arguments.
26136 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26138 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26140 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26141 argument of emit_library_call.
26143 2009-04-21 Richard Guenther <rguenther@suse.de>
26145 PR middle-end/39829
26146 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26147 inside VIEW_CONVERT_EXPRs.
26149 2009-04-21 Martin Jambor <mjambor@suse.cz>
26151 * tree-switch-conversion.c (build_constructors): Split a long line.
26152 (constructor_contains_same_values_p): New function.
26153 (build_one_array): Create assigns of constants if possible, do not
26154 call mark_sym_for_renaming, call update_stmt.
26155 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26156 make_rename_temp. Do not call mark_symbols_for_renaming, call
26158 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26159 find_new_referenced_vars, call update_stmt.
26160 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26161 instead of calling make_rename_temp. Do not call
26162 find_new_referenced_vars or mark_symbols_for_renaming, call
26165 2009-04-21 Richard Guenther <rguenther@suse.de>
26167 PR tree-optimization/39827
26168 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26169 (tree_ssa_phiprop): Pass the correct array size.
26171 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26173 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26175 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26178 * c-typeck.c (lvalue_p): Move declaration ...
26179 * c-common.h (lvalue_p): ... to here.
26180 * c-common.c (candidate_equal_p): New.
26181 (add_tlist): Use it.
26182 (merge_tlist): Use it.
26183 (warn_for_collisions_1): Likewise.
26184 (warning_candidate_p): Accept more candidates.
26185 (verify_tree): A warning candidate can be an expression. Use
26188 2009-04-21 Ben Elliston <bje@au.ibm.com>
26191 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26192 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26193 options. Remove -mcall-solaris documentation.
26195 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26198 * doc/invoke.texi (-Wlong-long): Update description.
26199 * c-lex (interpret_integer): Only warn if there was no previous
26200 overflow and -Wlong-long is enabled.
26201 * c-decl.c (declspecs_add_type): Drop redundant flags.
26202 * c.opt (Wlong-long): Init to -1.
26203 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26204 and front-end warn_long_long. Wlong-long only depends on other
26205 flags if it is uninitialized.
26206 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26207 the same for CPP and FE.
26208 (restore_extension_diagnostics): Likewise.
26210 2009-04-20 Ian Lance Taylor <iant@google.com>
26212 Fix enum conversions which are invalid in C++:
26213 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26214 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26215 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26216 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26217 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26218 (dbxout_parms): Likewise.
26219 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26220 (df_clear_flags): Likewise.
26221 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26222 top_flag parameter to int.
26223 (df_chain_create_bb_process_use): Likewise.
26224 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26226 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26227 (df_ref_create_structure, df_def_record_1): Likewise.
26228 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26229 (df_notes_rescan): Change 0 to VOIDmode in function call.
26230 (df_get_call_refs, df_insn_refs_collect): Likewise.
26231 (df_bb_regs_collect): Likewise.
26232 (df_entry_block_defs_collect): Likewise.
26233 (df_exit_block_uses_collect): Likewise.
26234 * df.h: Update declarations.
26235 * double-int.c (double_int_divmod): Add cast to enum type.
26236 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26237 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26238 (based_loc_descr): Likewise.
26239 (loc_descriptor_from_tree_1): Change first_op and second_op to
26240 enum dwarf_location_atom. Add cast to enum type.
26241 * expmed.c (init_expmed): Change 0 to SET in function call.
26242 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26243 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26244 (do_store_flag): Likewise.
26245 * fixed-value.h (struct fixed_value): Change mode to enum
26247 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26248 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26250 (insert_insn_decl, insert_decl, insert_state): Likewise.
26251 (automata_list_finish): Likewise.
26252 * genrecog.c (process_define_predicate): Add cast to enum type.
26253 * gensupport.c (init_predicate_table): Add cast to enum type.
26254 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26256 (gimple_build_call_1, gimple_build_label): Likewise.
26257 (gimple_build_goto, gimple_build_asm_1): Likewise.
26258 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26259 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26260 (enum fallback): Rename from enum fallback_t.
26261 (fallback_t): Typedef as int.
26262 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26263 GSI_SAME_STMT in function call.
26264 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26266 (setup_reg_class_relations): Likewise.
26267 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26268 (setup_prohibited_class_mode_regs): Add cast to enum type.
26269 (setup_prohibited_mode_move_regs): Likewise.
26270 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26271 (record_address_regs): Change i to enum reg_class.
26272 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26273 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26274 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26275 (GET_MODE_2XWIDER_MODE): Likewise.
26276 (GET_CLASS_NARROWEST_MODE): Likewise.
26277 * omp-low.c (expand_omp_for): Add cast to enum type.
26278 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26279 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26280 * postreload.c (reload_cse_simplify_operands): Change rclass local
26282 * predict.c (combine_predictions_for_insn): Change best_predictor
26283 and predictor to enum br_predictor.
26284 (combine_predictions_for_bb): Likewise.
26285 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26286 use SET_PREDICT_EXPR_OUTCOME.
26287 * real.c (real_arithmetic): Change icode to code in function call.
26288 * reginfo.c (init_move_cost): Add casts to enum type.
26289 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26290 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26292 * reload.c (find_valid_class): Add casts to enum type.
26293 (push_reload): Change 0 to NO_REGS in function call.
26294 (find_reloads): Change this_alternative to array of enum
26295 reg_class. Remove some now-unnecessary casts.
26296 (make_memloc): Change 0 to VOIDmode in function call.
26297 * reload1.c (reload): Change 0 to VOIDmode in function call.
26298 (eliminate_regs_1, elimination_effects): Likewise.
26299 (eliminate_regs_in_insn): Likewise.
26300 (emit_input_reload_insns): Add cast to enum type.
26301 (delete_output_reload): Change 0 to VOIDmode in function call.
26302 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26303 to enum type in function call.
26304 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26305 (SET_PREDICT_EXPR_OUTCOME): Define.
26306 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26307 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26308 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26309 (dump_function): Likewise.
26310 * tree-dump.h: Update declarations.
26311 * tree-pass.h: Update declarations.
26312 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26313 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26315 (arm_rtx_costs_1): Correct parenthesization.
26316 (arm_rtx_costs): Add casts to enum type.
26317 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26318 (vfp_emit_fstmd): Use add_rg_note.
26319 (emit_multi_reg_push, emit_sfm): Likewise.
26320 (thumb_set_frame_pointer): Likewise.
26321 (arm_expand_prologue): Likewise.
26322 (arm_regno_class): Change return type to enum reg_class.
26323 (thumb1_expand_prologue): Use add_reg_note.
26324 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26325 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26327 * config/arm/gentune.sh: Add cast to enum type.
26328 * config/arm/arm-tune.md: Rebuild.
26329 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26330 (ix86_split_fp_branch, predict_jump): Likewise.
26331 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26332 insn_code to enum rtx_code.
26333 (ix86_builtin_vectorized_function): Add cast to enum type.
26334 * config/i386/i386.md (truncdfsf2): Change slot to enum
26336 (truncxf<mode>2, isinf<mode>2): Likewise.
26337 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26339 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26340 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26341 (insert_bundle_state): Change 1 to INSERT in function call.
26342 (ia64_add_bundle_selector_before): Likewise.
26343 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26344 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26345 (restore_stack_nonlocal): Likewise.
26346 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26348 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26350 (mips_rtx_costs): Likewise.
26351 (mips_override_options): Add casts to enum type.
26352 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26354 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26355 (store_reg, set_reg_plus_d): Likewise.
26356 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26357 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26359 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26361 (emit_unlikely_jump): Use add_reg_note.
26362 (rs6000_emit_allocate_stack): Likewise.
26363 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26364 (output_toc): Change 1 to INSERT in function call.
26365 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26366 (rs6000_initialize_trampoline): Likewise.
26367 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26369 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26370 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26371 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26372 (save_gprs): Use add_reg_note.
26373 (s390_emit_prologue): Likewise.
26374 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26375 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26376 (sparc_fold_builtin): Add cast to enum type.
26377 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26379 (spu_expand_prologue): Use add_reg_note.
26380 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26382 2009-04-20 Ian Lance Taylor <iant@google.com>
26384 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26385 (c_parser_postfix_expression_after_primary): Get VEC for list of
26386 arguments. Get original types of arguments. Call
26387 build_function_call_vec.
26388 (cached_expr_list_1, cached_expr_list_2): New static variables.
26389 (c_parser_expr_list): Change return type to VEC *. Add
26390 p_orig_types parameter. Change all callers.
26391 (c_parser_release_expr): New static function.
26392 (c_parser_vec_to_tree_list): New static function.
26393 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26394 call build_function_call_vec.
26395 (build_function_call_vec): New function, based on old
26396 build_function_call.
26397 (convert_arguments): Remove nargs and argarray parameters. Change
26398 values to a VEC. Add origtypes parameter.
26399 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26400 (convert_for_assignment): Add origtype parameter. Change all
26401 callers. If warn_cxx_compat, check for conversion to an enum
26402 type when calling a function.
26403 (store_init_value): Add origtype parameter. Change all callers.
26404 (digest_init): Likewise.
26405 (struct init_node): Add origtype field.
26406 (add_pending_init): Add origtype parameter. Change all callers.
26407 (output_init_element): Likewise.
26408 (output_pending_init_elements): Pass origtype from init_node to
26409 output_init_element.
26410 (process_init_element): Pass origtype from c_expr to
26411 output_init_element.
26412 (c_finish_return): Add origtype parameter. Change all callers.
26413 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26415 (sync_resolve_params): Likewise.
26416 (sync_resolve_return): Change params to first_param. Change caller.
26417 (resolve_overloaded_builtins): Change params to VEC *. Change
26418 callers. Save first parameter around call to build_function_call_vec.
26419 * c-decl.c (finish_decl): Add origtype parameter. Change all
26420 callers. Call build_function_call_vec rather than
26421 build_function_call for cleanup.
26422 * c-tree.h: Update declarations.
26423 * c-common.h: Update declarations.
26424 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26425 params to first_param.
26426 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26427 params parameter from tree to void *.
26428 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26429 Change arglist parameter to have type void *, and to be a pointer
26431 * config/rs6000/rs6000-protos.h
26432 (altivec_resolve_overloaded_builtin): Update declaration.
26433 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26434 fnargs parameter to have type void *, and to be a pointer to a
26435 VEC. Call build_function_call_vec instead of
26436 build_function_call.
26437 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26439 2009-04-20 Joey Ye <joey.ye@intel.com>
26440 Xuepeng Guo <xuepeng.guo@intel.com>
26441 H.J. Lu <hongjiu.lu@intel.com>
26443 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26445 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26446 (IX86_LEA_PRIORITY): Likewise.
26447 (distance_non_agu_define): New function.
26448 (distance_agu_use): Likewise.
26449 (ix86_lea_for_add_ok): Likewise.
26450 (ix86_dep_by_shift_count): Likewise.
26452 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26453 should split for LEA.
26455 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26457 (ix86_dep_by_shift_count): Likewise.
26459 2009-04-20 Richard Guenther <rguenther@suse.de>
26461 * expr.c (handled_component_p): Move ...
26462 * tree.h (handled_component_p): ... here.
26463 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26464 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26465 and REALPART_EXPR to be in one group.
26467 2009-04-20 Richard Guenther <rguenther@suse.de>
26469 * basic-block.h (get_all_dominated_blocks): Declare.
26470 * dominance.c (get_all_dominated_blocks): New function.
26471 * tree-cfg.c (get_all_dominated_blocks): Remove.
26472 (remove_edge_and_dominated_blocks): Adjust.
26473 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26474 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26475 instead of recursing.
26477 2009-04-20 Doug Kwan <dougkwan@google.com>
26479 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26480 (struct cgraph_node_set_def): New type.
26481 (cgraph_node_set) New type. Also declare vector functions.
26482 (struct cgraph_node_set_element_def): New type.
26483 (cgraph_node_set_element): Ditto.
26484 (cgraph_node_set_iterator): New iterator type.
26485 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26486 cgraph_node_set_remove, dump_cgraph_node_set,
26487 debug_cgraph_node_set): New prototypes.
26488 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26489 cgraph_node_set_size): New inlines.
26490 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26491 including cgraph.h.
26492 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26493 argument to function 'write_summary'.
26494 * ipa.c: Include ggc.h.
26495 (hash_cgraph_node_set_element,
26496 eq_cgraph_node_set_element, cgraph_node_set_new,
26497 cgraph_node_set_add, cgraph_node_set_remove,
26498 cgraph_node_set_find, dump_cgraph_node_set,
26499 debug_cgraph_node_set): New functions.
26500 * Makefile.in (ipa.o): Add dependency on GGC_H.
26502 2009-04-20 Ira Rosen <irar@il.ibm.com>
26504 PR tree-optimization/39675
26505 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26506 check of the return code of vect_schedule_slp. Check that
26507 stmt_vec_info still exists for the statement, before checking its
26508 vectorization type.
26510 2009-04-20 Michael Matz <matz@suse.de>
26512 * Makefile.in (generated_files): Take out $(simple_generated_c).
26514 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26516 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26517 (UINTPTR_TYPE): Likewise.
26519 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26522 * c-typeck.c (digest_init): Check for initializing an array with a
26525 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26528 * c-semantics.c (pop_stmt_list): Propagate
26529 STATEMENT_LIST_HAS_LABEL to parent statement list.
26531 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26533 * config/mips/mips.h (mips_tune_attr): New macro.
26534 * config/mips/mips.md (cpu): Use it.
26536 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26539 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26542 2009-04-19 Diego Novillo <dnovillo@google.com>
26544 * toplev.c (compile_file): Move call to coverage_finish ...
26545 * cgraphunit.c (ipa_passes): ... here.
26546 Call cgraph_process_new_functions.
26547 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26548 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26550 2009-04-19 Jan Hubicka <jh@suse.cz>
26552 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26554 (dump_cgraph_node): Dump can throw external flag.
26555 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26557 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26561 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26562 * common.opt (Wlogical-op): Move from here...
26563 * c.opt (Wlogical-op): ... to here.
26564 * c-typeck.c (parser_build_binary_op): Update call to
26565 warn_logical_operator.
26566 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26568 * c-common.c (warn_logical_op): Update.
26569 * c-common.h (warn_logical_op): Update declaration.
26571 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26573 * tree.c (protected_set_expr_location): Fix formatting.
26575 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26578 * c-typeck.c (readonly_warning): new.
26579 (build_unary_op, build_modify_expr): Use readonly_warning for
26580 storing into something readonly but not const-qualified.
26582 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26585 * c-typeck.c (build_unary_op): Check for taking address of
26586 expression of type void.
26588 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26591 * c-typeck.c (build_function_call): Check for calling a function
26592 with qualified void return types. Call require_complete_type when
26595 2009-04-18 Jan Hubicka <jh@suse.cz>
26597 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26599 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26600 can_throw_external flag.
26601 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26602 * ipa-pure-const.c (ignore_edge): New function.
26603 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26604 only over can_throw_external edges.
26605 (local_pure_const): Add nothrow flag.
26606 * ipa-utils.c (searchc): Add ignore_edge callback.
26607 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26608 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26609 (set_nothrow_function_flags): Update cgraph.
26610 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26612 2009-04-18 Richard Guenther <rguenther@suse.de>
26614 PR middle-end/39804
26615 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26616 (fold_stmt): ... this and ...
26617 (fold_stmt_inplace): ... this.
26618 (fold_stmt_1): Fold references in calls and asms.
26619 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26621 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26623 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26624 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26626 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26628 * tree.c (function_args_count): Remove.
26629 * tree.h: Remove the prototype for function_args_count.
26631 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26633 * tree-iterator.c (expr_only): Remove.
26634 * tree.h: Remove the prototype for expr_only.
26636 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26638 * reginfo.c (cannot_change_mode_set_regs): Remove.
26639 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26641 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26643 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26644 whether operands 0 and 1 overlaps.
26646 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26648 PR middle-end/36902
26649 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26650 pointer. Use warning_at instead of warning.
26651 (search_for_addr_array): Likewise.
26652 (check_array_bounds): Likewise.
26653 (check_all_array_refs): Check that the incoming edge is not in the
26654 list of edges to be removed.
26655 (check_all_array_refs): Avoid the temporal pointer.
26656 (vrp_visit_cond_stmt): Fix typo.
26657 (simplify_switch_using_ranges): Handle the case where the switch
26658 index is an integer constant.
26660 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26662 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26664 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26666 * doc/extend.texi, doc/invoke.texi: Fix typos.
26668 2009-04-17 Cary Coutant <ccoutant@google.com>
26670 * tree-flow-inline.h (get_lineno): Fix inverted test.
26672 2009-04-17 Diego Novillo <dnovillo@google.com>
26674 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26675 assertion for AVAIL_OUT.
26677 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26680 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26681 * config/sh/linux-atomic.asm: Likewise.
26683 2009-04-17 Diego Novillo <dnovillo@google.com>
26685 * except.c (debug_eh_tree): New.
26686 (struct eh_region, struct eh_status): Move ...
26687 * except.h: ... here.
26688 (add_type_for_runtime): Declare extern.
26689 (lookup_type_for_runtime): Likewise.
26690 (debug_eh_tree): Declare.
26691 * Makefile.in (GTFILES): List except.h before except.c
26693 2009-04-17 Diego Novillo <dnovillo@google.com>
26695 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26696 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26697 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26698 (find_vars_r): ... here.
26699 * tree-flow.h (find_referenced_vars_in): Declare.
26700 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26701 that AVAIL_OUT exists for BLOCK.
26702 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26703 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26704 (tree-parloops.o): Likewise.
26706 2009-04-17 Simon Baldwin <simonb@google.com>
26708 * toplev.c (default_tree_printer): Add handling for %E format.
26710 2009-04-17 Diego Novillo <dnovillo@google.com>
26712 * tree-pretty-print.c (dump_generic_node): Add break after
26713 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26714 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26715 FUNCTION_TYPE together. Call print_struct_decl when printing
26716 structures and TDF_SLIM is not given.
26717 (print_struct_decl): Fix logic for detecting recursion.
26719 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26722 * gcc.c (create_at_file): New.
26723 (compile_input_file_p): New.
26724 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26725 * main.c (main): Update call to toplev_main.
26726 * toplev.c (toplev_main): Change signature. Call expandargv.
26727 * toplev.h (toplev_main): Change signature.
26729 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26731 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26732 if the latter is not constant.
26734 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26736 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26738 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26740 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26741 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26743 2009-04-17 Richard Guenther <rguenther@suse.de>
26745 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26746 Handle component references view-converting an invariant address.
26748 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26750 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26751 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26752 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26753 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26754 Use @deftypevr rather than @deftypevar.
26756 2009-04-17 Richard Guenther <rguenther@suse.de>
26758 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26759 (get_prop_source_stmt): Likewise.
26760 (can_propagate_from): Likewise.
26762 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26764 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26765 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26766 (--with-multilib-list): Add default value.
26767 * configure: Regenerate.
26768 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26769 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26770 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26771 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26772 Don't add default cpu to multilib list unnecessarily, but do enable
26773 the relevant compiler option..
26774 Add support for --with-multilib-list=<blank> and
26775 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26776 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26777 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26778 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26779 TM_MULTILIB_CONFIG.
26780 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26781 (MULTILIB_OSDIRNAMES): New variable.
26782 * config/sh/t-1e: Delete file.
26783 * config/sh/t-mlib-sh1: Delete file.
26784 * config/sh/t-mlib-sh2: Delete file.
26785 * config/sh/t-mlib-sh2a: Delete file.
26786 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26787 * config/sh/t-mlib-sh2a-single: Delete file.
26788 * config/sh/t-mlib-sh2a-single-only: Delete file.
26789 * config/sh/t-mlib-sh2e: Delete file.
26790 * config/sh/t-mlib-sh3e: Delete file.
26791 * config/sh/t-mlib-sh4: Delete file.
26792 * config/sh/t-mlib-sh4-nofpu: Delete file.
26793 * config/sh/t-mlib-sh4-single: Delete file.
26794 * config/sh/t-mlib-sh4-single-only: Delete file.
26795 * config/sh/t-mlib-sh4a: Delete file.
26796 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26797 * config/sh/t-mlib-sh4a-single: Delete file.
26798 * config/sh/t-mlib-sh4a-single-only: Delete file.
26799 * config/sh/t-mlib-sh4al: Delete file.
26800 * config/sh/t-mlib-sh5-32media: Delete file.
26801 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26802 * config/sh/t-mlib-sh5-64media: Delete file.
26803 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26804 * config/sh/t-mlib-sh5-compact: Delete file.
26805 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26806 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26807 * doc/install.texi (Options specification): Add
26808 --with-multilib-list and --with-endian.
26810 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26812 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26814 (OBJS-common): Add plugin-version.o.
26815 (plugin-version.o): New.
26816 * gcc-plugin.h (plugin_gcc_version): New.
26817 (plugin_default_version_check): New.
26818 (plugin_init_func, plugin_init): Add version argument.
26819 * plugin-version.c: New.
26820 * plugin.c (str_plugin_gcc_version_name): New.
26821 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26822 pass it to the init function.
26823 (plugin_default_version_check): New.
26825 2009-04-17 Richard Guenther <rguenther@suse.de>
26827 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26828 for decl-vs-decl disambiguation.
26830 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26832 * config/s390/s390.h (s390_tune_attr): New macro definition.
26833 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26835 2009-04-17 Richard Guenther <rguenther@suse.de>
26837 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26838 (fold_stmt_r): Likewise.
26839 (maybe_fold_reference): New function.
26840 (fold_gimple_assign): Handle cases fold_stmt_r did.
26841 (fold_stmt): Do not use fold_stmt_r.
26842 (fold_stmt_inplace): Likewise.
26844 2009-04-17 Richard Guenther <rguenther@suse.de>
26846 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26847 (record_equivalences_from_stmt): Remove useless checks and
26849 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26850 the type is already suitable.
26852 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26854 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26856 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26858 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26859 (CMPtype): Define as __gcc_CMPtype.
26861 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26863 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26864 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26866 2009-04-17 Richard Guenther <rguenther@suse.de>
26868 PR tree-optimization/39746
26869 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26870 special-casing for builtins and static variable use/def.
26871 (call_may_clobber_ref_p_1): Likewise.
26873 2009-04-16 Ian Lance Taylor <iant@google.com>
26875 * df.h: Include "timevar.h".
26876 (struct df_problem): Change tv_id field to timevar_id_t.
26877 * tree-pass.h: Include "timevar.h".
26878 (struct opt_pass): Change tv_id field to timevar_id_t.
26879 * timevar.h (timevar_id_t): Define TV_NONE.
26880 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26881 TV_NONE rather than tv_id != 0.
26882 (execute_one_pass): Likewise.
26883 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26884 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26885 dependencies to $(TREE_PASS_H).
26886 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26888 (pass_branch_target_load_optimize2): Likewise.
26889 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26890 (pass_outof_cfg_layout_mode): Likewise.
26891 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26892 (pass_rebuild_cgraph_edges): Likewise.
26893 (pass_remove_cgraph_callee_edges): Likewise.
26894 * df-core.c (pass_df_initialize_opt): Likewise.
26895 (pass_df_initialize_no_opt): Likewise.
26896 (pass_df_finish): Likewise.
26897 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26898 * except.c (pass_set_nothrow_function_flags): Likewise.
26899 (pass_convert_to_eh_region_ranges): Likewise.
26900 * final.c (pass_compute_alignments): Likewise.
26901 * function.c (pass_instantiate_virtual_regs): Likewise.
26902 (pass_init_function): Likewise.
26903 (pass_leaf_regs): Likewise.
26904 (pass_match_asm_constraints): Likewise.
26905 * gimple-low.c (pass_lower_cf): Likewise.
26906 (pass_mark_used_blocks): Likewise.
26907 * init-regs.c (pass_initialize_regs): Likewise.
26908 * integrate.c (pass_initial_value_sets): Likewise.
26909 * ira.c (pass_ira): Likewise.
26910 * jump.c (pass_cleanup_barriers): Likewise.
26911 * omp-low.c (pass_expand_omp): Likewise.
26912 (pass_lower_omp): Likewise.
26913 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26914 * recog.c (pass_split_all_insns): Likewise.
26915 (pass_split_after_reload): Likewise.
26916 (pass_split_before_regstack): Likewise.
26917 (pass_split_before_sched2): Likewise.
26918 (pass_split_for_shorten_branches): Likewise.
26919 * reginfo.c (pass_reginfo_init): Likewise.
26920 (pass_subregs_of_mode_init): Likewise.
26921 (pass_subregs_of_mode_finish): Likewise.
26922 * passes.c (pass_postreload): Likewise.
26923 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26924 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26925 (pass_warn_function_return): Likewise.
26926 (pass_warn_function_noreturn): Likewise.
26927 * tree-complex.c (pass_lower_complex): Likewise.
26928 (pass_lower_complex_O0): Likewise.
26929 * tree-if-conv.c (pass_if_conversion): Likewise.
26930 * tree-into-ssa.c (pass_build_ssa): Likewise.
26931 * tree-mudflap.c (pass_mudflap_1): Likewise.
26932 (pass_mudflap_2): Likewise.
26933 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26934 (pass_mudflap_2): Likewise.
26935 * tree-nrv.c (pass_return_slot): Likewise.
26936 * tree-object-size.c (pass_object_sizes): Likewise.
26937 * tree-optimize.c (pass_all_optimizations): Likewise.
26938 (pass_early_local_passes): Likewise.
26939 (pass_all_early_optimizations): Likewise.
26940 (pass_cleanup_cfg): Likewise.
26941 (pass_cleanup_cfg_post_optimizing): Likewise.
26942 (pass_free_datastructures): Likewise.
26943 (pass_free_cfg_annotations): Likewise.
26944 (pass_fixup_cfg): Likewise.
26945 (pass_init_datastructures): Likewise.
26946 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26947 (pass_late_warn_uninitialized): Likewise.
26948 (pass_update_address_taken): Likewise.
26949 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26950 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26951 (pass_cse_sincos): Likewise.
26952 (pass_convert_to_rsqrt): Likewise.
26953 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26954 * tree-stdarg.c (pass_stdarg): Likewise.
26955 * tree-tailcall.c (pass_tail_recursion): Likewise.
26956 (pass_tail_calls): Likewise.
26957 * tree-vect-generic.c (pass_lower_vector): Likewise.
26958 (pass_lower_vector_ssa): Likewise.
26959 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26961 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26963 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26965 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26967 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26968 logical and signext.
26970 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26973 * config/sh/predicates.md (arith_operand): Check if the operand
26974 of TRUNCATE is a REG.
26976 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26978 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26979 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26981 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26983 * tree-iterator.c (tsi_split_statement_list_after,
26984 tsi_split_statement_list_before): Remove.
26985 * tree-iterator.h: Remove the prototypes for
26986 tsi_split_statement_list_after and tsi_split_statement_list_before.
26988 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26990 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26991 * tree-ssa-propagate.h: Remove the prototype for
26992 stmt_makes_single_load.
26994 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26996 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26997 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26999 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27001 * tree-iterator.c (EXPR_LAST_BODY): Remove.
27003 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27005 * except.c (eh_region_outer_p): Remove.
27006 * except.h: Remove the prototype for eh_region_outer_p.
27008 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27010 * function.c (current_function_assembler_name): Remove.
27011 * function.h: Remove the prototype for
27012 current_function_assembler_name.
27014 2009-04-16 Ian Lance Taylor <iant@google.com>
27016 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27017 (add_reg_note): Call alloc_reg_note.
27018 * rtl.h (alloc_reg_note): Declare.
27019 * combine.c (try_combine): Use alloc_reg_note.
27020 (recog_for_combine, move_deaths): Likewise.
27021 (distribute_notes): Use alloc_reg_note and add_reg_note.
27022 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27023 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27024 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
27026 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
27028 PR rtl-optimization/39762
27029 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27030 ira_may_move_out_cost): Add comments about way of their usage.
27031 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27033 * ira-conflicts.c (process_regs_for_copy): Use function
27034 ira_get_register_move_cost instead of global
27035 ira_register_move_cost.
27037 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27038 color_pass, move_spill_restore, update_curr_costs): Ditto.
27040 * ira-lives.c (process_single_reg_class_operands): Ditto.
27042 * ira-emit.c (emit_move_list): Ditto.
27044 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27045 (record_reg_classes): Ditto. Use functions
27046 ira_get_register_move_cost and ira_get_may_move_cost instead of
27047 global vars ira_register_move_cost, ira_may_move_out_cost and
27048 ira_may_move_in_cost.
27049 (record_address_regs): Don't call ira_init_register_move_cost.
27050 Use function ira_get_may_move_cost instead of global
27051 ira_may_move_in_cost.
27052 (process_bb_node_for_hard_reg_moves): Use function
27053 ira_get_register_move_cost instead of global ira_register_move_cost.
27054 (ira_costs): Don't call ira_init_register_move_cost.
27056 2009-04-16 Richard Guenther <rguenther@suse.de>
27058 * tree-cfg.c (verify_gimple_assign_binary):
27059 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27060 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27061 (create_general_new_stmt): Note that this function is broken.
27063 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27065 * common.opt (fhelp): Add Var(help_flag).
27066 * gcc-plugin.h (plugin_info): Add help.
27067 * plugin.c (plugin_name_args): Add help.
27068 (register_plugin_info): Set plugin->help.
27069 (print_help_one_plugin): New.
27070 (print_plugins_help): New.
27071 * plugin.h (print_plugins_help): New.
27072 * toplev.c (toplev_main): Call print_plugins_help if needed.
27074 2009-04-16 Richard Guenther <rguenther@suse.de>
27076 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27077 (gimple_ior_addresses_taken_1): New function.
27078 (gimple_ior_addresses_taken): Likewise.
27079 * gimple.h (struct gimple_statement_with_ops_base): Remove
27080 addresses_taken member.
27081 (gimple_ior_addresses_taken): Declare.
27082 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27083 gimple_set_addresses_taken): Remove.
27084 * ipa-reference.c (mark_address): New function.
27085 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27086 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27087 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27088 (gimple_add_to_addresses_taken): Remove.
27089 (get_tmr_operands): Call mark_address_taken.
27090 (get_asm_expr_operands): Likewise.
27091 (get_expr_operands): Likewise.
27092 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27093 (free_stmt_operands): Do not free it.
27094 * tree-ssa.c (delete_tree_ssa): Likewise.
27095 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27097 2009-04-16 Richard Guenther <rguenther@suse.de>
27099 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27100 (walk_stmt_load_store_ops): Likewise.
27101 * gimple.c (get_base_loadstore): New function.
27102 (walk_stmt_load_store_addr_ops): Likewise.
27103 (walk_stmt_load_store_ops): Likewise.
27104 * ipa-pure-const.c (check_op): Simplify.
27105 (check_load, check_store): New functions.
27106 (check_stmt): Use walk_stmt_load_store_ops.
27107 * ipa-reference.c (mark_load): Adjust signature.
27108 (mark_store): Likewise.
27109 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27111 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27113 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27114 (plugin_info): New.
27115 * opts.c (common_handle_option): Don't call print_version.
27116 * plugin.c (plugin_name_args): Add version.
27117 (register_plugin_info): New.
27118 (register_callback): Handle PLUGIN_INFO.
27119 (try_init_one_plugin): New.
27120 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27122 (finalize_one_plugin): New.
27123 (finalize_plugins): New.
27124 (print_one_plugin): New.
27125 (print_plugins_versions): New.
27126 * plugin.h (print_plugins_versions): New.
27127 (finalize_plugins): New.
27128 * toplev.c (compile_file): Don't call initialize_plugins.
27129 (print_version): Call print_plugins_versions.
27130 (toplev_main): Call initialize_plugins. Print version if needed.
27131 Call finalize_plugins.
27133 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27135 * common.opt (fversion): New.
27136 * gcc.c (print_version): New.
27137 (process_command): Don't print the version. Just set print_version.
27138 (main): Print version. Call subprocesses if print_version and
27139 verbose_flag are set.
27140 * opts.c (common_handle_option): Handle OPT_fversion.
27142 2009-04-16 Richard Guenther <rguenther@suse.de>
27143 Ira Rosen <irar@il.ibm.com>
27145 PR tree-optimization/39698
27146 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27147 type of the reduction variable. Only generate the def if
27150 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27151 make sure to first convert to an integer of the same precision.
27152 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27153 the type of the evolution correctly in computing the new
27154 induction variable base.
27156 2009-04-16 Richard Guenther <rguenther@suse.de>
27158 PR middle-end/39625
27159 * tree-cfg.c (make_blocks): Split statements with to-be
27160 abnormal SSA names on the lhs.
27162 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27164 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27165 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27166 * c-typeck.c (really_start_incremental_init): Likewise.
27167 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27168 (TARGET_INITIALIZER): Remove it.
27169 * target.h (struct target): Remove vector_opaque_p.
27170 * tree.c (build_opaque_vector_type): New.
27171 * tree.h (TYPE_VECTOR_OPAQUE): New.
27172 (build_opaque_vector_type): Declare.
27173 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27174 * config/rs6000/rs6000.c (build_opaque_vector_type,
27175 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27176 (rs6000_init_builtins): Use build_opaque_vector_type for
27177 opaque_V4SI_type_node.
27179 2009-04-15 Catherine Moore <clm@codesourcery.com>
27181 * debug.h (set_name): Declare.
27182 * dwarf2out.c (dwarf2out_set_name): Declare.
27183 (dwarf2_debug_hooks): Add set_name.
27184 (find_AT_string): New.
27185 (add_AT_string): Call find_AT_string.
27186 (dwarf2out_set_name): New.
27187 * cp/decl.c (grokdeclarator): Call set_name.
27188 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27189 * debug.c (do_nothing_debug_hooks): Likewise.
27190 * dbxout.c (dbx_debug_hooks): Likewise.
27191 * sdbout.c (sdb_debug_hooks): Likewise.
27193 2009-04-15 Michael Eager <eager@eagercon.com>
27195 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27196 reg for single-precision FPU.
27197 * config/rs6000/rs6000.md (movsi_internal1): Only for
27198 !TARGET_SINGLE_FPU.
27199 (movsi_internal1_single): New. Add pattern to move SI values to/from
27200 single-precision FP regs.
27202 2009-04-15 Richard Guenther <rguenther@suse.de>
27204 * omp-low.c (lower_rec_input_clauses): Build correct address
27206 (expand_omp_for_generic): Fix multiplication type.
27207 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27208 (generate_memset_zero): Fix types.
27209 * tree-profile.c (prepare_instrumented_value): Correctly
27212 2009-04-15 Ian Lance Taylor <iant@google.com>
27214 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27215 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27216 for -Wall and for -Wc++-compat.
27217 (c_common_post_options): For C++, set warn_enum_compare if not
27219 * c-tree.h (struct c_expr): Add field original_type.
27220 (build_external_ref): Update declaration.
27221 * c-parser.c (c_parser_braced_init): Set original_type.
27222 (c_parser_initelt): Likewise.
27223 (c_parser_expr_no_commas): Likewise.
27224 (c_parser_conditional_expression): Likewise.
27225 (c_parser_cast_expression): Likewise.
27226 (c_parser_unary_expression): Likewise. Pull setting of
27227 original_code to top of function.
27228 (c_parser_sizeof_expression): Set original_type.
27229 (c_parser_alignof_expression): Likewise.
27230 (c_parser_postfix_expression): Likewise. Pull setting of
27231 original_code to top of function.
27232 (c_parser_postfix_expression_after_paren_type): Set original_type.
27233 (c_parser_postfix_expression_after_primary): Likewise.
27234 (c_parser_expression): Likewise.
27235 * c-typeck.c (build_external_ref): Add type parameter. Change all
27237 (c_expr_sizeof_expr): Set original_type field.
27238 (parser_build_unary_op): Likewise.
27239 (parser_build_binary_op): Likewise. Optionally warn about
27240 comparisons of enums of different types.
27241 (digest_init): Set original_type field.
27242 (really_start_incremental_init): Likewise.
27243 (push_init_level, pop_init_level): Likewise.
27244 * doc/invoke.texi (Warning Options): -Wenum-compare now
27247 2009-04-15 Richard Guenther <rguenther@suse.de>
27249 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27250 out a necessary conversion.
27251 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27252 names we didn't value number.
27253 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27255 2009-04-15 Richard Guenther <rguenther@suse.de>
27257 PR tree-optimization/39764
27258 * tree-ssa-ccp.c (get_value): Canonicalize value with
27259 canonicalize_float_value.
27261 2009-04-15 Jan Hubicka <jh@suse.cz>
27263 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27264 Wrong version of patch.
27266 2009-04-15 Jan Hubicka <jh@suse.cz>
27268 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27270 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27272 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27273 our distinct integral and vector types.
27275 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27277 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27278 * init.c (build_vtbl_address): Remove call to assemble_external.
27280 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27282 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27283 output for other floating point modes.
27285 2009-04-14 Diego Novillo <dnovillo@google.com>
27287 * diagnostic.c (diagnostic_report_diagnostic): Do not
27288 warn about loaded plugins for DK_ERROR and DK_WARNING.
27289 * c-decl.c (declspecs_add_type): Move call to
27290 invoke_plugin_callbacks ...
27291 * c-parser.c (c_parser_declspecs): ... here.
27292 * plugin.c (dump_active_plugins): Tidy output.
27294 2009-04-14 Diego Novillo <dnovillo@google.com>
27295 Le-Chun Wu <lcwu@google.com>
27297 * configure.ac: Add --enable-plugin support.
27298 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27299 * Makefile.in (PLUGIN_H): Define.
27300 Export ENABLE_PLUGIN and GMPINC to site.exp.
27301 Add PLUGINLIBS to link command.
27302 Add/modify dependencies for plugin.o and files including plugin.h.
27304 * config.in: Regenerate.
27306 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27309 2009-04-14 Le-Chun Wu <lcwu@google.com>
27311 * tree-pass.h (register_one_dump_file): Add a prototype for
27312 register_one_dump_file.
27313 * toplev.c (compile_file): Call initialize_plugins.
27314 (do_compile): Call invoke_plugin_callbacks.
27315 (toplev_main): Call invoke_plugin_callbacks.
27316 * common.opt: Add -fplugin= and -fplugin-arg-.
27317 * gcc-plugin.h: New public header file for plugins to include.
27318 * plugin.c: New source file.
27319 * plugin.h: New internal header file.
27320 * passes.c (register_one_dump_file): Make it external.
27322 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27324 2009-04-14 Diego Novillo <dnovillo@google.com>
27326 * doc/plugins.texi: New.
27327 * doc/gccint.texi: Add reference to Plugins chapter.
27328 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27329 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27330 loaded plugins, if any.
27331 * timevar.def (TV_PLUGIN_INIT): Define.
27332 (TV_PLUGIN_RUN): Define.
27333 * plugin.c: Include timevar.h
27334 (plugins_active_p): New.
27335 (dump_active_plugins): New.
27336 (debug_active_plugins): New.
27338 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27340 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27342 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27344 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27346 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27347 the same as a minus without a shift.
27349 2009-04-14 Nick Clifton <nickc@redhat.com>
27351 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27352 comparisons with small integers will always produce a short
27355 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27358 2008-12-19 Diego Novillo <dnovillo@google.com>
27360 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27362 2009-04-14 Richard Guenther <rguenther@suse.de>
27364 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27366 (verify_gimple_assign_binary): Likewise. Handle shifts and
27368 (verify_gimple_phi): Print the mismatched argument position.
27369 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27371 (vect_update_init_of_dr): Likewise.
27372 * matrix-reorg.c (transform_access_sites): Do what the
27374 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27376 2009-04-13 Michael Eager <eager@eagercon.com>
27378 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27379 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27380 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27381 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27382 remove duplicate config
27384 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27386 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27387 file_name:line_number type locator of the call site.
27389 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27391 * genautomata.c: Put blank after comma.
27392 (automaton_decls): New.
27393 (struct unit_usage): Add comments to member next.
27394 (store_alt_unit_usage): Keep the list ordered.
27395 (unit_present_on_list_p, equal_alternatives_p): New.
27396 (check_regexp_units_distribution): Check units distribution
27397 correctness correctly.
27398 (main): Don't write automata if error is found. Return correct
27401 * config/m68k/cf.md (cfv4_ds): Remove.
27402 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27403 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27405 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27406 power4-load-ext, power4-store, power4-store-update,
27407 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27408 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27409 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27410 power4-sqrt, power4-isync): Modify reservation to make correct
27411 unit distribution to automata.
27413 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27414 power5-store-update, power5-two, power5-three, power5-lmul,
27415 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27417 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27419 * except.c (pass_set_nothrow_function_flags): Set name and add
27421 (set_nothrow_function_flags): Mention in the dump file when
27422 changing a function to nothrow.
27424 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27427 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27428 instead of unsigned long.
27430 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27432 * config/arm/arm.c (return_used_this_function): Remove.
27433 (arm_output_function_prologue): Remove use of
27434 return_used_this_function.
27435 (output_return_instruction): Replace use of
27436 return_used_this_function
27437 by cfun->machine->return_used_this_function.
27438 (arm_output_epilogue): Likewise.
27439 (arm_output_function_epilogue): Likewise.
27440 (thumb_unexpanded_epilogue): Likewise.
27441 * config/arm/arm.h (struct machine_function):
27442 New member return_used_this_function.
27444 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27446 * doc/install.texi: Correct description of default directory for
27447 --with-gxx-include-dir.
27449 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27451 * fold-const.c (build_range_check): Properly deal with enumeral and
27452 boolean base types.
27454 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27456 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27457 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27458 * params.h (MAX_GCSE_PASSES): Remove.
27459 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27460 in sequence. Remove ability to run multiple passes.
27461 (bypass_jumps): Report run as third CPROP pass.
27463 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27465 PR middle-end/39651
27466 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27467 when deciding whether the whole SEQUENCE can throw.
27469 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27472 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27473 offseted label references.
27475 2009-04-11 Jan Hubicka <jh@suse.cz>
27477 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27479 2009-04-11 Richard Guenther <rguenther@suse.de>
27481 PR middle-end/39732
27482 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27483 return variables as TREE_ADDRESSABLE.
27485 2009-04-11 Richard Guenther <rguenther@suse.de>
27487 PR tree-optimization/39713
27488 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27489 reference trees have SSA_NAME operands.
27491 2009-04-11 Richard Guenther <rguenther@suse.de>
27494 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27495 address expressions.
27497 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27499 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27500 match changes in Cygwin 1.7
27501 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27502 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27504 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27506 PR tree-optimization/39701
27507 * doc/invoke.texi (Optimization Options): Document change in
27508 meaning and initialization of -fdelete-null-pointer-checks.
27510 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27512 PR middle-end/39701
27513 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27515 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27518 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27520 2009-04-10 Chao-ying Fu <fu@mips.com>
27522 * doc/tm.texi (Instruction Output): Document
27523 TARGET_ASM_FINAL_POSTSCAN_INSN.
27524 * target.h (final_postscan_insn): New field in asm_out.
27525 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27526 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27527 * final.c (final_scan_insn): Call
27528 targetm.asm_out.final_postscan_insn after outputting
27529 an asm macro and a normal instruction.
27531 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27532 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27533 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27534 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27535 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27537 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27539 PR middle-end/39701
27540 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27541 variables as non-NULL even with -fdelete-null-pointer-checks.
27543 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27545 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27547 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27550 * config/i386/i386.c (classify_argument): Handle SCmode with
27551 (bit_offset % 64) != 0.
27553 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27555 * doc/invoke.texi (Optimize Options): Add cross-reference to
27556 -Q --help=optimizers examples.
27558 2009-04-10 Ben Elliston <bje@au.ibm.com>
27561 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27562 regalign for the reg == fpr and TDmode case.
27564 2009-04-09 David Ayers <ayers@fsfe.org>
27567 * objc/objc-act.c (warn_with_method): Remove helper function.
27568 (check_duplicates): Call warning and inform directly.
27569 (really_start_method): Likewise.
27571 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27573 * expmed.c (expand_divmod): Always use a comparison for a division
27574 by a large unsigned integer.
27576 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27577 for things others than variables or functions as nonzero.
27579 2009-04-09 Nick Clifton <nickc@redhat.com>
27581 * unwind-compat.c: Change copyright header to refer to version
27582 3 of the GNU General Public License with version 3.1 of the
27583 GCC Runtime Library Exception and to point readers at the
27584 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27585 * config/alpha/crtfastmath.c: Likewise.
27586 * config/alpha/linux-unwind.h: Likewise.
27587 * config/alpha/qrnnd.asm: Likewise.
27588 * config/alpha/vms-crt0-64.c: Likewise.
27589 * config/alpha/vms-crt0.c: Likewise.
27590 * config/alpha/vms-dwarf2.asm: Likewise.
27591 * config/alpha/vms-dwarf2eh.asm: Likewise.
27592 * config/alpha/vms-psxcrt0-64.c: Likewise.
27593 * config/alpha/vms-psxcrt0.c: Likewise.
27594 * config/alpha/vms_tramp.asm: Likewise.
27595 * config/arc/initfini.c: Likewise.
27596 * config/arc/lib1funcs.asm: Likewise.
27597 * config/arm/bpabi-v6m.S: Likewise.
27598 * config/arm/bpabi.S: Likewise.
27599 * config/arm/bpabi.c: Likewise.
27600 * config/arm/crti.asm: Likewise.
27601 * config/arm/crtn.asm: Likewise.
27602 * config/arm/ieee754-df.S: Likewise.
27603 * config/arm/ieee754-sf.S: Likewise.
27604 * config/arm/lib1funcs.asm: Likewise.
27605 * config/arm/libunwind.S: Likewise.
27606 * config/arm/linux-atomic.c: Likewise.
27607 * config/arm/mmintrin.h: Likewise.
27608 * config/arm/pr-support.c: Likewise.
27609 * config/arm/unaligned-funcs.c: Likewise.
27610 * config/arm/unwind-arm.c: Likewise.
27611 * config/arm/unwind-arm.h: Likewise.
27612 * config/avr/libgcc.S: Likewise.
27613 * config/bfin/crti.s: Likewise.
27614 * config/bfin/crtlibid.s: Likewise.
27615 * config/bfin/crtn.s: Likewise.
27616 * config/bfin/lib1funcs.asm: Likewise.
27617 * config/bfin/linux-unwind.h: Likewise.
27618 * config/cris/arit.c: Likewise.
27619 * config/cris/cris_abi_symbol.c: Likewise.
27620 * config/darwin-64.c: Likewise.
27621 * config/darwin-crt2.c: Likewise.
27622 * config/darwin-crt3.c: Likewise.
27623 * config/darwin.h: Likewise.
27624 * config/dbxelf.h: Likewise.
27625 * config/dfp-bit.c: Likewise.
27626 * config/dfp-bit.h: Likewise.
27627 * config/elfos.h: Likewise.
27628 * config/fixed-bit.c: Likewise.
27629 * config/fixed-bit.h: Likewise.
27630 * config/fp-bit.c: Likewise.
27631 * config/fp-bit.h: Likewise.
27632 * config/fr30/crti.asm: Likewise.
27633 * config/fr30/crtn.asm: Likewise.
27634 * config/fr30/lib1funcs.asm: Likewise.
27635 * config/freebsd-spec.h: Likewise.
27636 * config/frv/cmovd.c: Likewise.
27637 * config/frv/cmovh.c: Likewise.
27638 * config/frv/cmovw.c: Likewise.
27639 * config/frv/frvbegin.c: Likewise.
27640 * config/frv/frvend.c: Likewise.
27641 * config/frv/lib1funcs.asm: Likewise.
27642 * config/glibc-stdint.h: Likewise.
27643 * config/h8300/clzhi2.c: Likewise.
27644 * config/h8300/crti.asm: Likewise.
27645 * config/h8300/crtn.asm: Likewise.
27646 * config/h8300/ctzhi2.c: Likewise.
27647 * config/h8300/fixunssfsi.c: Likewise.
27648 * config/h8300/lib1funcs.asm: Likewise.
27649 * config/h8300/parityhi2.c: Likewise.
27650 * config/h8300/popcounthi2.c: Likewise.
27651 * config/i386/ammintrin.h: Likewise.
27652 * config/i386/att.h: Likewise.
27653 * config/i386/avxintrin.h: Likewise.
27654 * config/i386/biarch64.h: Likewise.
27655 * config/i386/bmmintrin.h: Likewise.
27656 * config/i386/cpuid.h: Likewise.
27657 * config/i386/cross-stdarg.h: Likewise.
27658 * config/i386/crtfastmath.c: Likewise.
27659 * config/i386/crtprec.c: Likewise.
27660 * config/i386/cygming-crtbegin.c: Likewise.
27661 * config/i386/cygming-crtend.c: Likewise.
27662 * config/i386/cygwin.asm: Likewise.
27663 * config/i386/emmintrin.h: Likewise.
27664 * config/i386/gmm_malloc.h: Likewise.
27665 * config/i386/gthr-win32.c: Likewise.
27666 * config/i386/i386.h: Likewise.
27667 * config/i386/immintrin.h: Likewise.
27668 * config/i386/linux-unwind.h: Likewise.
27669 * config/i386/linux64.h: Likewise.
27670 * config/i386/mm3dnow.h: Likewise.
27671 * config/i386/mmintrin-common.h: Likewise.
27672 * config/i386/mmintrin.h: Likewise.
27673 * config/i386/nmmintrin.h: Likewise.
27674 * config/i386/pmm_malloc.h: Likewise.
27675 * config/i386/pmmintrin.h: Likewise.
27676 * config/i386/smmintrin.h: Likewise.
27677 * config/i386/sol2-c1.asm: Likewise.
27678 * config/i386/sol2-ci.asm: Likewise.
27679 * config/i386/sol2-cn.asm: Likewise.
27680 * config/i386/sol2-gc1.asm: Likewise.
27681 * config/i386/tmmintrin.h: Likewise.
27682 * config/i386/unix.h: Likewise.
27683 * config/i386/w32-unwind.h: Likewise.
27684 * config/i386/wmmintrin.h: Likewise.
27685 * config/i386/x86-64.h: Likewise.
27686 * config/i386/x86intrin.h: Likewise.
27687 * config/i386/xmmintrin.h: Likewise.
27688 * config/ia64/crtbegin.asm: Likewise.
27689 * config/ia64/crtend.asm: Likewise.
27690 * config/ia64/crtfastmath.c: Likewise.
27691 * config/ia64/crti.asm: Likewise.
27692 * config/ia64/crtn.asm: Likewise.
27693 * config/ia64/fde-glibc.c: Likewise.
27694 * config/ia64/lib1funcs.asm: Likewise.
27695 * config/ia64/linux-unwind.h: Likewise.
27696 * config/ia64/quadlib.c: Likewise.
27697 * config/ia64/unwind-ia64.c: Likewise.
27698 * config/linux.h: Likewise.
27699 * config/m32c/m32c-lib1.S: Likewise.
27700 * config/m32c/m32c-lib2-trapv.c: Likewise.
27701 * config/m32c/m32c-lib2.c: Likewise.
27702 * config/m32r/initfini.c: Likewise.
27703 * config/m68hc11/larith.asm: Likewise.
27704 * config/m68hc11/m68hc11-crt0.S: Likewise.
27705 * config/m68k/cf.md: Likewise.
27706 * config/m68k/crti.s: Likewise.
27707 * config/m68k/crtn.s: Likewise.
27708 * config/m68k/lb1sf68.asm: Likewise.
27709 * config/m68k/linux-unwind.h: Likewise.
27710 * config/mcore/crti.asm: Likewise.
27711 * config/mcore/crtn.asm: Likewise.
27712 * config/mcore/lib1.asm: Likewise.
27713 * config/mips/linux-unwind.h: Likewise.
27714 * config/mips/loongson.h: Likewise.
27715 * config/mips/mips16.S: Likewise.
27716 * config/mmix/crti.asm: Likewise.
27717 * config/mmix/crtn.asm: Likewise.
27718 * config/pa/fptr.c: Likewise.
27719 * config/pa/hpux-unwind.h: Likewise.
27720 * config/pa/lib2funcs.asm: Likewise.
27721 * config/pa/linux-atomic.c: Likewise.
27722 * config/pa/linux-unwind.h: Likewise.
27723 * config/pa/milli64.S: Likewise.
27724 * config/pa/quadlib.c: Likewise.
27725 * config/pa/stublib.c: Likewise.
27726 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27727 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27728 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27729 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27730 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27731 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27732 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27733 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27734 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27735 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27736 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27737 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27738 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27739 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27740 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27741 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27742 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27743 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27744 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27745 * config/rs6000/750cl.h: Likewise.
27746 * config/rs6000/altivec.h: Likewise.
27747 * config/rs6000/biarch64.h: Likewise.
27748 * config/rs6000/crtresfpr.asm: Likewise.
27749 * config/rs6000/crtresgpr.asm: Likewise.
27750 * config/rs6000/crtresxfpr.asm: Likewise.
27751 * config/rs6000/crtresxgpr.asm: Likewise.
27752 * config/rs6000/crtsavfpr.asm: Likewise.
27753 * config/rs6000/crtsavgpr.asm: Likewise.
27754 * config/rs6000/darwin-asm.h: Likewise.
27755 * config/rs6000/darwin-fallback.c: Likewise.
27756 * config/rs6000/darwin-fpsave.asm: Likewise.
27757 * config/rs6000/darwin-ldouble.c: Likewise.
27758 * config/rs6000/darwin-tramp.asm: Likewise.
27759 * config/rs6000/darwin-unwind.h: Likewise.
27760 * config/rs6000/darwin-vecsave.asm: Likewise.
27761 * config/rs6000/darwin-world.asm: Likewise.
27762 * config/rs6000/e500crtres32gpr.asm: Likewise.
27763 * config/rs6000/e500crtres64gpr.asm: Likewise.
27764 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27765 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27766 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27767 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27768 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27769 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27770 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27771 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27772 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27773 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27774 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27775 * config/rs6000/eabi-ci.asm: Likewise.
27776 * config/rs6000/eabi-cn.asm: Likewise.
27777 * config/rs6000/eabi.asm: Likewise.
27778 * config/rs6000/linux-unwind.h: Likewise.
27779 * config/rs6000/linux64.h: Likewise.
27780 * config/rs6000/paired.h: Likewise.
27781 * config/rs6000/paired.md: Likewise.
27782 * config/rs6000/ppc64-fp.c: Likewise.
27783 * config/rs6000/ppu_intrinsics.h: Likewise.
27784 * config/rs6000/rs6000.h: Likewise.
27785 * config/rs6000/si2vmx.h: Likewise.
27786 * config/rs6000/sol-ci.asm: Likewise.
27787 * config/rs6000/sol-cn.asm: Likewise.
27788 * config/rs6000/spe.h: Likewise.
27789 * config/rs6000/spu2vmx.h: Likewise.
27790 * config/rs6000/sysv4.h: Likewise.
27791 * config/rs6000/tramp.asm: Likewise.
27792 * config/rs6000/vec_types.h: Likewise.
27793 * config/s390/linux-unwind.h: Likewise.
27794 * config/s390/tpf-unwind.h: Likewise.
27795 * config/score/crti.asm: Likewise.
27796 * config/score/crtn.asm: Likewise.
27797 * config/sh/crt1.asm: Likewise.
27798 * config/sh/crti.asm: Likewise.
27799 * config/sh/crtn.asm: Likewise.
27800 * config/sh/divtab-sh4-300.c: Likewise.
27801 * config/sh/divtab-sh4.c: Likewise.
27802 * config/sh/divtab.c: Likewise.
27803 * config/sh/lib1funcs-4-300.asm: Likewise.
27804 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27805 * config/sh/lib1funcs.asm: Likewise.
27806 * config/sh/lib1funcs.h: Likewise.
27807 * config/sh/linux-atomic.asm: Likewise.
27808 * config/sh/linux-unwind.h: Likewise.
27809 * config/sh/shmedia.h: Likewise.
27810 * config/sh/sshmedia.h: Likewise.
27811 * config/sh/ushmedia.h: Likewise.
27812 * config/sparc/crtfastmath.c: Likewise.
27813 * config/sparc/linux-unwind.h: Likewise.
27814 * config/sparc/sol2-c1.asm: Likewise.
27815 * config/sparc/sol2-ci.asm: Likewise.
27816 * config/sparc/sol2-cn.asm: Likewise.
27817 * config/spu/divmodti4.c: Likewise.
27818 * config/spu/divv2df3.c: Likewise.
27819 * config/spu/float_disf.c: Likewise.
27820 * config/spu/float_unsdidf.c: Likewise.
27821 * config/spu/float_unsdisf.c: Likewise.
27822 * config/spu/float_unssidf.c: Likewise.
27823 * config/spu/mfc_multi_tag_release.c: Likewise.
27824 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27825 * config/spu/mfc_tag_release.c: Likewise.
27826 * config/spu/mfc_tag_reserve.c: Likewise.
27827 * config/spu/mfc_tag_table.c: Likewise.
27828 * config/spu/multi3.c: Likewise.
27829 * config/spu/spu_internals.h: Likewise.
27830 * config/spu/spu_intrinsics.h: Likewise.
27831 * config/spu/spu_mfcio.h: Likewise.
27832 * config/spu/vec_types.h: Likewise.
27833 * config/spu/vmx2spu.h: Likewise.
27834 * config/stormy16/stormy16-lib2.c: Likewise.
27835 * config/svr4.h: Likewise.
27836 * config/sync.c: Likewise.
27837 * config/v850/lib1funcs.asm: Likewise.
27838 * config/vxlib-tls.c: Likewise.
27839 * config/vxlib.c: Likewise.
27840 * config/vxworks-dummy.h: Likewise.
27841 * config/xtensa/crti.asm: Likewise.
27842 * config/xtensa/crtn.asm: Likewise.
27843 * config/xtensa/ieee754-df.S: Likewise.
27844 * config/xtensa/ieee754-sf.S: Likewise.
27845 * config/xtensa/lib1funcs.asm: Likewise.
27846 * config/xtensa/lib2funcs.S: Likewise.
27847 * config/xtensa/linux-unwind.h: Likewise.
27848 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27849 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27850 * coretypes.h: Likewise.
27851 * crtstuff.c: Likewise.
27852 * defaults.h: Likewise.
27853 * dwarf2.h: Likewise.
27854 * emutls.c: Likewise.
27855 * gbl-ctors.h: Likewise.
27856 * gcov-io.h: Likewise.
27857 * ginclude/float.h: Likewise.
27858 * ginclude/iso646.h: Likewise.
27859 * ginclude/stdarg.h: Likewise.
27860 * ginclude/stdbool.h: Likewise.
27861 * ginclude/stddef.h: Likewise.
27862 * ginclude/stdfix.h: Likewise.
27863 * ginclude/stdint-gcc.h: Likewise.
27864 * ginclude/tgmath.h: Likewise.
27865 * gthr-aix.h: Likewise.
27866 * gthr-dce.h: Likewise.
27867 * gthr-gnat.c: Likewise.
27868 * gthr-gnat.h: Likewise.
27869 * gthr-lynx.h: Likewise.
27870 * gthr-mipssde.h: Likewise.
27871 * gthr-nks.h: Likewise.
27872 * gthr-posix.c: Likewise.
27873 * gthr-posix.h: Likewise.
27874 * gthr-posix95.h: Likewise.
27875 * gthr-rtems.h: Likewise.
27876 * gthr-single.h: Likewise.
27877 * gthr-solaris.h: Likewise.
27878 * gthr-tpf.h: Likewise.
27879 * gthr-vxworks.h: Likewise.
27880 * gthr-win32.h: Likewise.
27881 * gthr.h: Likewise.
27882 * libgcc2.c: Likewise.
27883 * libgcc2.h: Likewise.
27884 * libgcov.c: Likewise.
27885 * tsystem.h: Likewise.
27886 * typeclass.h: Likewise.
27887 * unwind-c.c: Likewise.
27888 * unwind-compat.h: Likewise.
27889 * unwind-dw2-fde-compat.c: Likewise.
27890 * unwind-dw2-fde-darwin.c: Likewise.
27891 * unwind-dw2-fde-glibc.c: Likewise.
27892 * unwind-dw2-fde.c: Likewise.
27893 * unwind-dw2-fde.h: Likewise.
27894 * unwind-dw2.c: Likewise.
27895 * unwind-dw2.h: Likewise.
27896 * unwind-generic.h: Likewise.
27897 * unwind-pe.h: Likewise.
27898 * unwind-sjlj.c: Likewise.
27899 * unwind.inc: Likewise.
27900 * config/arm/neon-gen.ml: Change generated copyright header to
27901 refer to version 3 of the GNU General Public License with
27902 version 3.1 of the GCC Runtime Library Exception and to point
27903 readers at the COPYING3 and COPYING3.RUNTIME files and the
27904 FSF's license web page.
27905 * config/arm/arm_neon.h: Regenerate.
27907 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27909 * config/cris/cris.md: Change copyright header to refer to version
27910 3 of the GNU General Public License.
27911 * doc/install.texi2html: Change copyright header to refer to version
27912 3 of the GNU General Public License and to point readers at the
27913 COPYING3 file and the FSF's license web page.
27914 * config/vax/linux.h: Likewise.
27916 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27918 * config/i386/i386.md (cmpcc): New.
27919 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27920 (sync_compare_and_swap_cc*): Delete.
27922 * config/s390/s390.c (s390_compare_emitted): Remove.
27923 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27924 s390_compare_emitted used to be handled. Assert that modes match.
27925 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27926 refer to sync_compare_and_swap_ccsi.
27927 * config/s390/s390.h (s390_compare_emitted): Remove.
27928 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27929 instead of s390_compare_emitted.
27930 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27931 instead of s390_compare_emitted.
27932 * config/s390/s390.md (cmpcc): New.
27933 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27934 CC_REGNUM, do not pretend it's set.
27935 (sync_compare_and_swap_cc*): Delete.
27936 * config/s390/predicates.md (cc_reg_operand): New.
27938 * expr.c (sync_compare_and_swap_cc): Delete.
27939 * optabs.h (sync_compare_and_swap_cc): Delete.
27940 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27941 is being used with can_compare_p.
27942 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27943 (find_cc_set): New.
27944 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27945 look for a MODE_CC set instead. Use emit_store_flag.
27946 (expand_compare_and_swap_loop): Likewise, with some additional
27947 complication to avoid a force_reg when useless. Use
27948 emit_cmp_and_jump_insns.
27949 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27950 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27951 sync_compare_and_swap documentation.
27953 2009-04-09 Jan Hubicka <jh@suse.cz>
27955 * except.c (find_prev_try): Break out from ....
27956 (duplicate_eh_regions): ... here; properly update prev_try pointers
27957 when duplication part of tree.
27958 (dump_eh_tree): Improve dumping.
27959 (verify_eh_region): New.
27960 (verify_eh_tree): Use it.
27962 2009-04-06 Richard Guenther <rguenther@suse.de>
27964 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27965 &ARRAY addresses by adjusting their types and prepending
27967 * tree-cfg.c (verify_gimple_assign_single): Verify that
27968 addresses are correct.
27970 2009-04-09 Richard Guenther <rguenther@suse.de>
27972 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27973 indices into an array reference if possible.
27974 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27975 Fold POINTER_PLUS_EXPR statements with invariant address.
27977 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27980 * config.gcc (powerpc64-*-linux*): Always build biarch.
27982 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27985 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27986 it and pedwarn if this results in an INTEGER_CST.
27988 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27990 * doc/install.texi: Update minimum GMP version. Remove obsolete
27991 text in MPFR section.
27993 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27995 * dwarf2out.c (class_scope_p): New static inline.
27996 (class_or_namespace_scope_p): Use it.
27997 (gen_variable_die): Use DW_TAG_member tag for static data member
27998 declarations instead of DW_TAG_variable.
28000 PR middle-end/39573
28001 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
28004 2009-04-08 Richard Guenther <rguenther@suse.de>
28006 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
28007 valueize random data.
28009 2009-04-08 David Edelsohn <edelsohn@gnu.org>
28011 * config.gcc (aix tm_file): Add aix-stdint.h.
28012 (aix tm clause use_gcc_stdint): Set to wrap.
28013 * config/rs6000/aix-stdint.h: New file.
28015 2009-04-08 Richard Guenther <rguenther@suse.de>
28017 PR middle-end/36291
28018 * tree-dfa.c (add_referenced_var): Do not recurse into
28019 global initializers.
28020 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28022 (fold_const_aggregate_ref): Likewise.
28024 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28026 * recog.c (ordered_comparison_operator): New.
28027 * gensupport.c (std_preds): Add it.
28028 * doc/md.texi (Machine-Independent Predicates): Document it.
28030 2009-04-08 Jan Hubicka <jh@suse.cz>
28032 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28033 * function.h (rtl_eh): Remove exception_handler_label_map.
28034 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
28035 remove_exception_handler_label, for_each_eh_label_1): Remove.
28036 (rtl_remove_unreachable_regions): Remove.
28037 (convert_from_eh_region_ranges): Do not remove unreachable regions.
28038 (find_exception_handler_labels): Don't build the hashtable.
28039 (maybe_remove_eh_handler): Remove.
28040 (for_each_eh_label): Rewrite to walk the tree.
28041 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28042 * except.h (maybe_remove_eh_handler): Remove.
28043 * passes.c (init_optimization_passes): Schedule second EH cleanup
28045 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28046 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28048 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28050 * genoutput.c (validate_optab_operands): New.
28051 (gen_insn, gen_expand): Call it.
28053 * genflags.c (gen_insn): Detect misused iterators.
28054 (main): Pass line_no to gen_insn, exit with status 1 on error.
28056 * genextract.c (line_no): Make global.
28057 (VEC_safe_set_locstr): Change assertion to error message.
28058 (main): Exit with status 1 on error.
28060 2009-04-08 Joseph Myers <joseph@codesourcery.com>
28064 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28065 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28066 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28067 * c-convert.c (convert): Do not call fold on results of conversion
28068 functions when the result is a C_MAYBE_CONST_EXPR.
28069 * c-parser.c (c_parser_postfix_expression): Do not fold condition
28070 of __builtin_choose_expr.
28071 * c-typeck.c (remove_c_maybe_const_expr): New.
28072 (build_unary_op, build_conditional_expr, build_compound_expr,
28073 build_binary_op, c_objc_common_truthvalue_conversion): Call
28074 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28077 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28079 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28080 CODE to produce a new one. Add a prototype to use fold_convert_const
28082 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28085 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28086 mix declarations and code.
28088 2009-04-08 Ben Elliston <bje@au.ibm.com>
28090 * gcc.c: Replace `CC' with `GCC' throughout.
28092 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28094 * doc/invoke.texi: Document Atom support.
28096 2009-04-07 Jason Merrill <jason@redhat.com>
28099 * c-common.h, c-common.c: Add flag_pretty_templates.
28100 * c-opts.c (c_common_handle_option): Set it.
28101 * c.opt: Add -fno-pretty-templates.
28102 * doc/invoke.texi (C++ Dialect Options): Likewise.
28104 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28106 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28107 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28108 (ia64_expand_builtin): Likewise.
28110 2009-04-07 Martin Jambor <mjambor@suse.cz>
28112 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28113 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28114 ADDR_EXPRS are include too.
28116 2009-04-07 Richard Guenther <rguenther@suse.de>
28118 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28119 decls are only used if passes as parameters or if they are
28120 local statics and the call is not to a builtin.
28121 (call_may_clobber_ref_p_1): Likewise.
28123 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28125 * expr.c (do_store_flag): Remove last argument. Simplify code
28126 to avoid duplication of tests already done by can_compare_p.
28127 (expand_expr_real_1): Adjust caller.
28129 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28131 * optabs.c (can_compare_p): Test the predicate of a
28132 cbranch and cstore pattern.
28134 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28136 * expr.c (convert_move): Use emit_store_flag instead of
28139 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28141 * config/i386/i386.c (ix86_compare_emitted): Remove.
28142 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28143 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28144 * config/i386/i386.h (ix86_compare_emitted): Remove.
28145 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28146 instead of ix86_compare_emitted.
28147 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28149 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28151 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28152 Add t-sysroot-suffix to tmake_file.
28153 * config/print-sysroot-suffix.sh: New file.
28154 * config/t-sysroot-suffix: New file.
28156 2009-04-07 Ben Elliston <bje@au.ibm.com>
28158 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28159 as the latter produces a warning when the target does not support
28162 2009-04-07 Ben Elliston <bje@au.ibm.com>
28164 * dfp.c: Replace type punning assignments with memcpy throughout.
28165 * Makefile.in (dfp.o-warn): Remove.
28167 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28170 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28171 Include soft-fp/t-softfp after rs6000/t-linux64.
28173 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28175 * stor-layout.c (set_sizetype): Use the full precision of their
28176 machine mode for bitsize types.
28178 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28180 * config/i386/i386.md: Revert 2 accidental checkins.
28182 2009-04-06 Joey Ye <joey.ye@intel.com>
28183 Xuepeng Guo <xuepeng.guo@intel.com>
28184 H.J. Lu <hongjiu.lu@intel.com>
28186 Atom pipeline model, tuning and insn selection.
28187 * config.gcc (atom): Add atom config options and target.
28189 * config/i386/atom.md: New.
28191 * config/i386/i386.c (atom_cost): New cost.
28192 (m_ATOM): New macro flag.
28193 (initial_ix86_tune_features): Set m_ATOM.
28194 (x86_accumulate_outgoing_args): Likewise.
28195 (x86_arch_always_fancy_math_387): Likewise.
28196 (processor_target): Add Atom cost.
28197 (cpu_names): Add Atom cpu name.
28198 (override_options): Set Atom ISA.
28199 (ix86_issue_rate): New case PROCESSOR_ATOM.
28200 (ix86_adjust_cost): Likewise.
28202 * config/i386/i386.h (TARGET_ATOM): New target macro.
28203 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28204 (TARGET_OPT_AGU): New target option.
28205 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28206 (processor_type): Add PROCESSOR_ATOM.
28208 * config/i386/i386.md (cpu): Add new value "atom".
28209 (use_carry, movu): New attr.
28210 (atom.md): Include atom.md.
28211 (adddi3_carry_rex64): Set attr "use_carry".
28212 (addqi3_carry): Likewise.
28213 (addhi3_carry): Likewise.
28214 (addsi3_carry): Likewise.
28215 (*addsi3_carry_zext): Likewise.
28216 (subdi3_carry_rex64): Likewise.
28217 (subqi3_carry): Likewise.
28218 (subhi3_carry): Likewise.
28219 (subsi3_carry): Likewise.
28220 (x86_movdicc_0_m1_rex64): Likewise.
28221 (*x86_movdicc_0_m1_se): Likewise.
28222 (x86_movsicc_0_m1): Likewise.
28223 (*x86_movsicc_0_m1_se): Likewise.
28224 (*adddi_1_rex64): Emit add insn as much as possible.
28225 (*addsi_1): Likewise.
28226 (return_internal): Set atom_unit.
28227 (return_internal_long): Likewise.
28228 (return_pop_internal): Likewise.
28229 (*rcpsf2_sse): Set atom_sse_attr attr.
28230 (*qrt<mode>2_sse): Likewise.
28231 (*prefetch_sse): Likewise.
28233 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28235 (ix86_target_macros_internal): Likewise.
28237 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28238 (*prefetch_sse_rex): Likewise.
28239 (sse_rcpv4sf2): Likewise.
28240 (sse_vmrcpv4sf2): Likewise.
28241 (sse_sqrtv4sf2): Likewise.
28242 (<sse>_vmsqrt<mode>2): Likewise.
28243 (sse_ldmxcsr): Likewise.
28244 (sse_stmxcsr): Likewise.
28245 (*sse_sfence): Likewise.
28246 (sse2_clflush): Likewise.
28247 (*sse2_mfence): Likewise.
28248 (*sse2_lfence): Likewise.
28249 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28250 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28251 (avx_movdqu<avxmodesuffix>): Likewise.
28252 (avx_lddqu<avxmodesuffix>): Likewise.
28253 (sse2_movntv2di): Change attr "type" to "ssemov".
28254 (sse2_movntsi): Likewise.
28255 (rsqrtv8sf2): Change attr "type" to "sseadd".
28256 (sse3_addsubv2df3): Set attr "atom_unit".
28257 (sse3_h<plusminus_insn>v4sf3): Likewise.
28258 (*sse2_pmaddwd): Likewise.
28259 (*vec_extractv2di_1_rex64): Likewise.
28260 (*vec_extractv2di_1_avx): Likewise.
28261 (sse2_psadbw): Likewise.
28262 (ssse3_phaddwv8hi3): Likewise.
28263 (ssse3_phaddwv4hi3): Likewise.
28264 (ssse3_phadddv4si3): Likewise.
28265 (ssse3_phadddv2si3): Likewise.
28266 (ssse3_phaddswv8hi3): Likewise.
28267 (ssse3_phaddswv4hi3): Likewise.
28268 (ssse3_phsubwv8hi3): Likewise.
28269 (ssse3_phsubwv4hi3): Likewise.
28270 (ssse3_phsubdv4si3): Likewise.
28271 (ssse3_phsubdv2si3): Likewise.
28272 (ssse3_phsubswv8hi3): Likewise.
28273 (ssse3_phsubswv4hi3): Likewise.
28274 (ssse3_pmaddubsw128): Likewise.
28275 (sse3_pmaddubsw: Likewise.
28276 (ssse3_palignrti): Likewise.
28277 (ssse3_palignrdi): Likewise.
28279 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28281 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28283 2009-04-06 Richard Guenther <rguenther@suse.de>
28285 PR tree-optimization/28868
28286 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28287 of which PHI results we inserted.
28288 (insert_into_preds_of_block): Record inserted PHIs.
28289 (eliminate): Eliminate redundant PHI nodes.
28290 (init_pre): Init inserted_phi_names.
28292 2009-04-06 Richard Guenther <rguenther@suse.de>
28294 PR tree-optimization/39643
28295 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28296 IMAGPART_EXPRs of complex constants.
28297 (execute_fold_all_builtins): If we folded a call queue
28298 TODO_update_address_taken.
28300 2009-04-06 Jan Hubicka <jh@suse.cz>
28302 PR middle-end/39659
28303 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28306 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28308 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28310 (ic_invalidate_array): Likewise.
28312 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28314 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28315 alignment for library calls.
28317 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28319 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28320 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28321 * config/i386/mingw-stdint.h: New file.
28323 2009-04-05 Richard Guenther <rguenther@suse.de>
28325 PR tree-optimization/39648
28326 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28327 our &A vs. &A[0] IL deficiencies.
28329 2009-04-04 Jan Hubicka <jh@suse.cz>
28331 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28332 removed toplevel regions.
28333 (sjlj_mark_call_sites): Likewise.
28335 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28337 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28338 (cygwin tm clause use_gcc_stdint): Set to wrap.
28339 * config/i386/cygwin-stdint.h: New file.
28341 2009-04-04 Richard Guenther <rguenther@suse.de>
28343 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28344 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28345 single-argument PHIs if we are in loop-closed SSA form.
28346 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28347 for the pre-condition.
28348 (slpeel_tree_peel_loop_to_edge): Likewise.
28349 (vect_build_loop_niters): Take an optional sequence to append stmts.
28350 (vect_generate_tmps_on_preheader): Likewise.
28351 (vect_do_peeling_for_loop_bound): Take extra guards for the
28353 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28354 the cost model check.
28355 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28356 guards if we are going to peel. Do not apply versioning in that case.
28357 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28358 (vect_do_peeling_for_loop_bound): Likewise.
28359 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28360 loop bound only record extra pre-conditions, do not apply loop
28363 2009-04-04 Richard Guenther <rguenther@suse.de>
28365 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28368 2009-04-04 Jan Hubicka <jh@suse.cz>
28370 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28371 last_basic_block for size of bb->index indexed array.
28372 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28373 compute_out, link_btr_uses, build_btr_def_use_webs,
28374 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28376 2009-04-04 Jan Hubicka <jh@suse.cz>
28378 * except.c (remove_eh_handler_and_replace): Break out from ...
28379 (remove_eh_handler): ... here.
28380 (bring_to_root): New function.
28381 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28382 handled ones, bring others to root of tree.
28384 2009-04-04 Jan Hubicka <jh@suse.cz>
28386 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28387 (all_phis_safe_to_merge): New function.
28388 (update_info): New structure.
28389 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28390 (cleanup_empty_eh): Update SSA if possible.
28392 2009-04-04 Richard Guenther <rguenther@suse.de>
28394 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28395 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28396 (append_vuse): Likewise.
28398 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28400 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28401 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28402 instead of REG_UNSAVED for DW_CFA_undefined.
28403 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28404 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28407 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28410 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28412 2009-04-04 Richard Guenther <rguenther@suse.de>
28414 PR tree-optimization/8781
28415 PR tree-optimization/37892
28416 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28417 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28418 (valueize_refs): Call it for *& valueizations.
28419 (shared_reference_ops_from_ref): Rename to ...
28420 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28421 (shared_reference_ops_from_call): Rename to ...
28422 (valueize_shared_reference_ops_from_call): ... this and valueize.
28423 (vn_reference_lookup): Update.
28424 (visit_reference_op_call): Likewise.
28425 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28426 (eliminate): Value-replace the call address in call statements.
28428 2009-04-04 Richard Guenther <rguenther@suse.de>
28430 PR tree-optimization/39636
28431 * tree-ssa-forwprop.c
28432 (forward_propagate_addr_into_variable_array_index): Check for
28433 GIMPLE_ASSIGN before accessing the rhs code.
28435 2009-04-03 Jason Merrill <jason@redhat.com>
28437 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28439 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28441 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28442 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28443 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28444 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28445 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28446 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28447 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28448 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28449 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28450 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28451 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28452 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28453 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28454 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28455 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28456 Use fr_reg_or_fp01_operand instead of fr_register_operand
28458 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28459 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28460 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28462 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28464 PR rtl-optimization/39607
28465 PR rtl-optimization/39631
28469 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28470 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28471 instead of DF_LR_OUT.
28472 * ira-lives.c (process_bb_node_lives): Ditto.
28473 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28474 instead of DF_LR_{OUT,IN}.
28475 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28476 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28478 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28480 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28481 (execute_lower_omp): Always run but take the short way out if -fopenmp
28483 (gate_lower_omp): Remove, forcing the pass manager to always run the
28484 pass and always set PROP_gimple_lomp.
28485 (pass_lower_omp): Remove gate function.
28486 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28487 PROP_trees. Instead, require it.
28488 * ipa-cp.c (pass_ipa_cp): Likewise.
28489 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28490 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28491 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28492 and PROP_gimple_leh.
28494 2009-04-03 Richard Guenther <rguenther@suse.de>
28496 PR middle-end/13146
28497 PR tree-optimization/23940
28498 PR tree-optimization/33237
28499 PR middle-end/33974
28500 PR middle-end/34093
28501 PR tree-optimization/36201
28502 PR tree-optimization/36230
28503 PR tree-optimization/38049
28504 PR tree-optimization/38207
28505 PR tree-optimization/38230
28506 PR tree-optimization/38301
28507 PR tree-optimization/38585
28508 PR middle-end/38895
28509 PR tree-optimization/38985
28510 PR tree-optimization/39299
28511 * tree-ssa-structalias.h: Remove.
28512 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28513 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28514 (struct vuse_element_d): Remove.
28515 (struct vuse_vec_d): Likewise.
28516 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28517 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28518 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28519 VUSE_ELEMENT_VAR): Likewise.
28520 (struct voptype_d): Likewise.
28521 (NUM_VOP_FREE_BUCKETS): Likewise.
28522 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28523 (struct stmt_operands_d): Remove.
28524 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28525 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28526 VDEF_NUM, VDEF_VECT): Likewise.
28527 (copy_virtual_operands): Remove.
28528 (operand_build_cmp): Likewise.
28529 (create_ssa_artificial_load_stmt): Likewise.
28530 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28531 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28532 vuse_index and mayuse_index members. Pack and move done and iter_type
28533 members to the front.
28534 (SSA_OP_VMAYUSE): Remove.
28535 (SSA_OP_VIRTUAL_USES): Adjust.
28536 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28537 (unlink_stmt_vdef): Declare.
28538 (add_to_addressable_set): Remove.
28539 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28540 (vrp_visit_stmt): Likewise.
28541 * doc/tree-ssa.texi (Alias analysis): Update.
28542 * doc/invoke.texi (max-aliased-vops): Remove docs.
28543 (avg-aliased-vops): Likewise.
28544 * tree-into-ssa.c (syms_to_rename): Remove.
28545 (need_to_update_vops_p): Likewise.
28546 (need_to_initialize_update_ssa_p): Rename to ...
28547 (update_ssa_initialized_fn): ... this. Track function we are
28549 (symbol_marked_for_renaming): Simplify.
28550 (add_new_name_mapping): Do not set need_to_update_vops_p.
28551 (dump_currdefs): Use SYMS_TO_RENAME.
28552 (rewrite_update_stmt): Always walk all uses/defs.
28553 (dump_update_ssa): Adjust.
28554 (init_update_ssa): Take function argument. Track what we are
28556 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28557 (create_new_def_for): Initialize for cfun, assert we are initialized
28559 (mark_sym_for_renaming): Simplify.
28560 (mark_set_for_renaming): Do not initialize update-ssa.
28561 (need_ssa_update_p): Simplify. Take function argument.
28562 (name_mappings_registered_p): Assert we ask for the correct function.
28563 (name_registered_for_update_p): Likewise.
28564 (ssa_names_to_replace): Likewise.
28565 (release_ssa_name_after_update_ssa): Likewise.
28566 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28567 (dump_decl_set): Do not print a newline.
28568 (debug_decl_set): Do it here.
28569 (dump_update_ssa): And here.
28570 * tree-ssa-loop-im.c (move_computations): Adjust.
28571 (movement_possibility): Likewise.
28572 (determine_max_movement): Likewise.
28573 (gather_mem_refs_stmt): Likewise.
28574 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28575 or NAME_MEMORY_TAG.
28576 * tree-complex.c (update_all_vops): Remove.
28577 (expand_complex_move): Adjust.
28578 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28579 Simplify test for memory referencing statement. Exclude
28580 non-invariant ADDR_EXPRs.
28581 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28582 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28583 (rdg_flag_uses): Likewise.
28584 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28586 (tree_optimize_tail_calls_1): Also split the
28587 edge from the entry block if we have degenerate PHI nodes in
28588 the first basic block.
28589 * tree.c (init_ttree): Remove memory-tag related code.
28590 (tree_code_size): Likewise.
28591 (tree_node_structure): Likewise.
28592 (build7_stat): Re-write to be build6_stat.
28593 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28594 (SSA_VAR_P): Adjust.
28595 (struct tree_memory_tag): Remove.
28596 (struct tree_memory_partition_tag): Likewise.
28597 (union tree_node): Adjust.
28598 (build7): Re-write to be build6.
28599 * tree-pass.h (pass_reset_cc_flags): Remove.
28600 (TODO_update_address_taken): New flag.
28601 (pass_simple_dse): Remove.
28602 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28603 * params.h (MAX_ALIASED_VOPS): Remove.
28604 (AVG_ALIASED_VOPS): Likewise.
28605 * omp-low.c (expand_omp_taskreg): Update SSA form.
28606 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28607 aliases the lhs in a copy stmt.
28608 * tree-ssa-dse.c (struct address_walk_data): Remove.
28609 (memory_ssa_name_same): Likewise.
28610 (memory_address_same): Likewise.
28611 (get_kill_of_stmt_lhs): Likewise.
28612 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28613 unused stores. Look through PHI nodes into post-dominated regions.
28614 (dse_optimize_stmt): Simplify. Properly remove stores.
28615 (tree_ssa_dse): Compute dominators.
28616 (execute_simple_dse): Remove.
28617 (pass_simple_dse): Likewise.
28618 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28619 gimple_loaded_syms and gimple_stored_syms computation.
28620 * toplev.c (dump_memory_report): Dump alias and pta stats.
28621 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28622 (vn_reference_eq): Likewise.
28623 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28624 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28625 valueize_vuses): Remove.
28626 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28627 (get_def_ref_stmt_vuse): ... this.
28628 (vn_reference_lookup_2): New function.
28629 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28630 walking equivalent vuses. Simplify.
28631 (vn_reference_lookup): Likewise.
28632 (vn_reference_insert): Likewise.
28633 (vn_reference_insert_pieces): Likewise.
28634 (visit_reference_op_call): Simplify.
28635 (visit_reference_op_load): Likewise.
28636 (visit_reference_op_store): Likewise.
28637 (init_scc_vn): Remove shared_lookup_vuses initialization.
28638 (free_scc_vn): Remove shared_lookup_vuses freeing.
28639 (sort_vuses, sort_vuses_heap): Remove.
28640 (get_ref_from_reference_ops): Export.
28641 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28642 vector with single vuse pointer.
28643 (vn_reference_lookup_pieces, vn_reference_lookup,
28644 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28645 (shared_vuses_from_stmt): Remove.
28646 (get_ref_from_reference_ops): Declare.
28647 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28648 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28649 memory-tag related code.
28650 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28651 (likely_value): Add comment, skip static-chain of call statements.
28652 (surely_varying_stmt_p): Adjust.
28653 (gimplify_and_update_call_from_tree): Likewise.
28654 (execute_fold_all_builtins): Do not rebuild alias info.
28655 (gimplify_and_update_call_from_tree): Properly update VOPs.
28656 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28657 (copy_ref_info): Remove memory-tag related code.
28658 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28659 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28660 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28662 * tree-ssa-dom.c (gimple_p): Remove typedef.
28663 (eliminate_redundant_computations): Adjust.
28664 (record_equivalences_from_stmt): Likewise.
28665 (avail_expr_hash): Likewise.
28666 (avail_expr_eq): Likewise.
28667 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28668 (stmt_makes_single_load): Likewise.
28669 (stmt_makes_single_store): Likewise.
28670 * tree-ssa-alias.c: Rewrite completely.
28671 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28672 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28673 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28674 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28675 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28676 Remove public functions.
28677 (pass_reset_cc_flags): Remove.
28678 (pass_build_alias): Move ...
28679 * tree-ssa-structalias.c (pass_build_alias): ... here.
28680 * tree-ssa-alias.c (may_be_aliased): Move ...
28681 * tree-flow-inline.h (may_be_aliased): ... here.
28682 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28683 count_uses_and_derefs): Move ...
28684 * gimple.c: ... here.
28685 * gimple.h (count_uses_and_derefs): Declare.
28686 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28687 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28688 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28689 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28690 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28691 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28692 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28694 * tree-dfa.c (refs_may_alias_p): Move ...
28695 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28696 * tree-ssa-alias.h: New file.
28697 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28698 (statement_sink_location): Likewise.
28699 * opts.c (decode_options): Do not adjust max-aliased-vops or
28700 avg-aliased-vops values.
28701 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28702 (TV_CALL_CLOBBER): Likewise.
28703 (TV_FLOW_SENSITIVE): Likewise.
28704 (TV_FLOW_INSENSITIVE): Likewise.
28705 (TV_MEMORY_PARTITIONING): Likewise.
28706 (TV_ALIAS_STMT_WALK): New timevar.
28707 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28708 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28709 (get_address_description): Remove memory-tag related code.
28710 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28711 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28712 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28713 and immediate uses in statements. Document.
28714 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28715 (dump_symbols): Remove.
28716 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28717 * alias.c (get_deref_alias_set): New function split out from ...
28718 (get_alias_set): ... here.
28719 * alias.h (get_deref_alias_set): Declare.
28720 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28721 type parameter. Remove restrict pointer handling. Create a
28722 ref-all pointer in case type-based alias sets do not conflict.
28723 (vect_analyze_data_refs): Remove SMT related code.
28724 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28725 (vectorizable_load): Likewise.
28726 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28727 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28728 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28729 Ignore vops and SMTs.
28730 (dr_analyze_alias): Likewise..
28731 (free_data_ref): Likewise.
28732 (create_data_ref): Likewise.
28733 (analyze_all_data_dependences): Likewise.
28734 (get_references_in_stmt): Adjust.
28735 * tree-flow-inline.h (gimple_aliases_computed_p,
28736 gimple_addressable_vars, gimple_call_clobbered_vars,
28737 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28738 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28739 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28740 gimple_mem_ref_stats): Remove.
28741 (gimple_vop): New function.
28742 (op_iter_next_use): Remove vuses and mayuses cases.
28743 (op_iter_next_def): Remove vdefs case.
28744 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28745 (clear_and_done_ssa_iter): Do not set removed fields.
28746 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28747 Assert we are not iterating over vuses or vdefs if not also
28748 iterating over uses or defs.
28749 (op_iter_init_use): Likewise.
28750 (op_iter_init_def): Likewise.
28751 (op_iter_next_vdef): Remove.
28752 (op_iter_next_mustdef): Likewise.
28753 (op_iter_init_vdef): Likewise.
28754 (compare_ssa_operands_equal): Likewise.
28755 (link_use_stmts_after): Handle vuse operand.
28756 (is_call_used): Use is_call_clobbered.
28757 (is_call_clobbered): Global variables are always call clobbered,
28758 query the call-clobbers bitmap.
28759 (mark_call_clobbered): Ignore global variables.
28760 (clear_call_clobbered): Likewise.
28761 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28762 virtual operands sanity check.
28763 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28765 (TARGET_MEM_REF): Remove TMR_TAG operand.
28766 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28767 Remove call-clobber related code.
28768 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28769 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28770 partitions or escape reason.
28771 (get_single_def_stmt, get_single_def_stmt_from_phi,
28772 get_single_def_stmt_with_phi): Remove.
28773 (dump_referenced_vars): Tidy.
28774 (get_ref_base_and_extent): Allow bare decls.
28775 (collect_dfa_stats): Adjust.
28776 * graphite.c (rename_variables_in_stmt): Adjust.
28777 (graphite_copy_stmts_from_block): Likewise.
28778 (translate_clast): Likewise.
28779 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28781 (translate_vuse_through_block): Use the oracle.
28782 (phi_translate_1): Adjust.
28783 (value_dies_in_block_x): Use the oracle. Cache the outcome
28785 (valid_in_sets): Check if the VUSE for
28786 a REFERENCE is available.
28787 (eliminate): Do not remove stmts during elimination,
28788 instead queue and remove them afterwards.
28789 (do_pre): Do not rebuild alias info.
28790 (pass_pre): Run TODO_rebuild_alias before PRE.
28791 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28792 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28793 (mark_all_v_defs_stmt): Remove.
28794 (mark_all_v_defs_seq): Adjust.
28795 (sra_replace): Likewise.
28796 (scalarize_use): Likewise.
28797 (scalarize_copy): Likewise.
28798 (scalarize_init): Likewise.
28799 (scalarize_ldst): Likewise.
28800 (todoflags): Remove.
28801 (tree_sra): Do not rebuild alias info.
28802 (tree_sra_early): Adjust.
28803 (pass_sra): Run TODO_update_address_taken before SRA.
28804 * tree-predcom.c (set_alias_info): Remove.
28805 (prepare_initializers_chain): Do not call it.
28806 (mark_virtual_ops_for_renaming): Adjust.
28807 (mark_virtual_ops_for_renaming_list): Remove.
28808 (initialize_root_vars): Adjust.
28809 (initialize_root_vars_lm): Likewise.
28810 (prepare_initializers_chain): Likewise.
28811 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28812 (may_propagate_copy_into_stmt): Likewise.
28813 (merge_alias_info): Do nothing for now.
28814 (propagate_tree_value_into_stmt): Adjust.
28815 (stmt_may_generate_copy): Likewise.
28816 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28817 not mark symbols for renaming.
28818 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28819 with the same statement, make sure to update the new pointed-to one.
28820 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28821 call statements, do not mark symbols for renaming.
28822 (mark_operand_necessary): Dump something.
28823 (ref_may_be_aliased): New function.
28824 (mark_aliased_reaching_defs_necessary_1): New helper function.
28825 (mark_aliased_reaching_defs_necessary): Likewise.
28826 (mark_all_reaching_defs_necessary_1): Likewise.
28827 (mark_all_reaching_defs_necessary): Likewise.
28828 (propagate_necessity): Do not process virtual PHIs. For
28829 non-aliased loads mark all reaching definitions as necessary.
28830 For aliased loads and stores mark the immediate dominating
28831 aliased clobbers as necessary.
28832 (visited): New global static.
28833 (perform_tree_ssa_dce): Free visited bitmap after propagating
28835 (remove_dead_phis): Perform simple dead virtual PHI removal.
28836 (remove_dead_stmt): Properly unlink virtual operands when
28838 (eliminate_unnecessary_stmts): Schedule PHI removal after
28840 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28841 (process_replaceable): Likewise.
28842 (find_replaceable_in_bb): Likewise.
28843 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28844 based on the single gimple vop.
28845 (verify_flow_insensitive_alias_info): Remove.
28846 (verify_flow_sensitive_alias_info): Likewise.
28847 (verify_call_clobbering): Likewise.
28848 (verify_memory_partitions): Likewise.
28849 (verify_alias_info): Likewise.
28850 (verify_ssa): Adjust..
28851 (execute_update_addresses_taken): Export. Update SSA
28852 manually. Optimize only when optimizing. Use a local bitmap.
28853 (pass_update_address_taken): Remove TODO_update_ssa, add
28855 (pass_update_address_taken): Just use TODO_update_address_taken.
28856 (init_tree_ssa): Do not initialize addressable_vars.
28857 (verify_ssa): Verify new VUSE / VDEF properties.
28858 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28859 Do not call verify_alias_info.
28860 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28861 Do not free the loaded and stored syms bitmaps. Reset the escaped
28862 and callused solutions. Do not free addressable_vars.
28863 Remove memory-tag related code.
28864 (warn_uninitialized_var): Aliases are always available.
28865 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28866 * lambda-code.c (can_put_in_inner_loop): Adjust.
28867 (can_put_after_inner_loop): Likewise.
28868 (perfect_nestify): Likewise.
28869 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28870 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28871 (vectorizable_conversion): Do not mark symbols for renaming.
28872 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28873 (expand_call_inline): Unlink the calls virtual operands before
28875 (tree_function_versioning): Do not call update_ssa if we are not
28876 updating clones. Simplify.
28877 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28878 (propagate_with_phi): Likewise..
28879 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28880 clobber code. Assert we are not aliased or global.
28881 * tree-flow.h: Include tree-ssa-alias.h
28882 (enum escape_type): Remove.
28883 (struct mem_sym_stats_d): Likewise.
28884 (struct mem_ref_stats_d): Likewise.
28885 (struct gimple_df): Add vop member. Remove global_var,
28886 call_clobbered_vars, call_used_vars, addressable_vars,
28887 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28888 escaped and callused members.
28889 (struct ptr_info_def): Remove all members, add points-to solution
28891 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28892 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28893 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28894 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28895 (tree-ssa-alias.o): Likewise.
28896 (toplev.o): Add tree-ssa-alias.h
28897 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28898 * gimple.c (gimple_set_bb): Fix off-by-one error.
28899 (is_gimple_reg): Do not handle memory tags.
28900 (gimple_copy): Also copy virtual operands.
28901 Delay updating the statement. Do not reset loaded and stored syms.
28902 (gimple_set_stored_syms): Remove.
28903 (gimple_set_loaded_syms): Likewise.
28904 (gimple_call_copy_skip_args): Copy the virtual operands
28905 and mark the new statement modified.
28906 * tree-ssa-structalias.c (may_alias_p): Remove.
28907 (set_uids_in_ptset): Take the alias set to prune with as
28908 parameter. Fold in the alias test of may_alias_p.
28909 (compute_points_to_sets): Compute whether a ptr is dereferenced
28910 in a local sbitmap.
28911 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28912 other ADDRESSOF constraints on the lhs.
28913 (get_constraint_for_component_ref): Assert that we don't get
28914 ADDRESSOF constraints from the base of the reference.
28915 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28916 (struct variable_info): Remove collapsed_to member.
28917 (get_varinfo_fc): Remove.
28918 (new_var_info): Do not set collapsed_to.
28919 (dump_constraint): Do not follow cycles.
28920 (dump_constraint_graph): Likewise.
28921 (build_pred_graph): Likewise.
28922 (build_succ_graph): Likewise.
28923 (rewrite_constraints): Likewise.
28924 (do_simple_structure_copy): Remove.
28925 (do_rhs_deref_structure_copy): Remove.
28926 (do_lhs_deref_structure_copy): Remove.
28927 (collapse_rest_of_var): Remove.
28928 (do_structure_copy): Re-implement.
28929 (pta_stats): New global variable.
28930 (dump_pta_stats): New function.
28931 (struct constraint_expr): Make offset signed.
28932 (UNKNOWN_OFFSET): Define special value.
28933 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28934 (solution_set_expand): New helper function split out from ...
28935 (do_sd_constraint): ... here.
28936 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28937 (do_ds_constraint): Likewise.
28938 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28939 and CALLUSED = *CALLUSED.
28940 (set_union_with_increment): Make inc argument signed.
28941 (type_safe): Remove.
28942 (get_constraint_for_ptr_offset): Handle unknown and negative
28944 (first_vi_for_offset): Handle offsets before start. Bail
28945 out early for offsets beyond the variable extent.
28946 (first_or_preceding_vi_for_offset): New function.
28947 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28948 Together with ESCAPED = *ESCAPED this properly computes reachability.
28949 (find_what_var_points_to): New function.
28950 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28951 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28952 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28953 pt_solutions_intersect): New functions.
28954 (compute_call_used_vars): Remove.
28955 (compute_may_aliases): New main entry into PTA computation.
28956 * gimple.h (gimple_p): New typedef.
28957 (struct gimple_statement_base): Remove references_memory_p.
28958 (struct gimple_statement_with_memory_ops_base): Remove
28959 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28961 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28962 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28963 gimple_set_references_memory): Remove.
28964 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28965 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28967 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28968 (verify_expr): Allow RESULT_DECL.
28969 (gimple_duplicate_bb): Do not copy virtual operands.
28970 (gimple_duplicate_sese_region): Adjust.
28971 (gimple_duplicate_sese_tail): Likewise.
28972 (mark_virtual_ops_in_region): Remove.
28973 (move_sese_region_to_fn): Do not call it.
28974 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28975 and pass_simple_dse.
28976 (execute_function_todo): Handle TODO_update_address_taken,
28977 call execute_update_addresses_taken for TODO_rebuild_alias.
28978 (execute_todo): Adjust.
28979 (execute_one_pass): Init dump files early.
28980 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28982 (create_general_new_stmt): Clear vops.
28983 * tree-ssa-reassoc.c (get_rank): Adjust.
28984 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28985 symbols for renaming.
28986 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28987 (PARAM_AVG_ALIASED_VOPS): Likewise.
28988 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28989 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28990 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28991 (operand_build_cmp, copy_virtual_operands,
28992 create_ssa_artificial_load_stmt, add_to_addressable_set,
28993 gimple_add_to_addresses_taken): Remove public functions.
28994 (unlink_stmt_vdef): New function.
28996 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28998 * config.gcc (powerpc-*-linux*): Merge variants.
29000 2009-04-02 Chao-ying Fu <fu@mips.com>
29001 James Grosbach <james.grosbach@microchip.com>
29003 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
29004 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
29006 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
29007 keep_interrupts_masked_p, use_debug_exception_return_p.
29008 (mips_attribute_table): Add interrupt, use_shadow_register_set,
29009 keep_interrupts_masked, use_debug_exception_return.
29010 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
29011 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29013 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
29014 (mips_print_operand): Process COP0 registers to print $0 .. $31
29015 correctly for GAS to process.
29016 (mips_interrupt_extra_call_saved_reg_p): New function.
29017 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29019 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29020 (mips_compute_frame_info): Add supports for interrupt context that
29021 includes doubleword accumulators and COP0 registers.
29022 (mips_for_each_saved_acc): New function.
29023 (mips_for_each_saved_gpr_and_fpr): Change the function name from
29024 mips_for_each_saved_reg.
29025 (mips_save_reg): Save accumulators.
29026 (mips_kernel_reg_p): A new for_each_rtx callback.
29027 (mips_expand_prologue): Support interrupt handlers.
29028 (mips_restore_reg): Restore accumulators.
29029 (mips_expand_epilogue): Support interrupt handlers.
29030 (mips_can_use_return_insn): Return false for interrupt handlers.
29031 (mips_epilogue_uses): New function.
29032 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29033 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29034 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29035 cop0_move): New instructions.
29036 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29037 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29039 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29041 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29042 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29043 interrupt handlers, we use K0 as the temporary register.
29044 (EPILOGUE_USES): Change to a function call.
29045 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29046 handlers, we use K0 as the temporary register.
29048 * doc/extend.texi (Function Attributes): Document interrupt,
29049 use_shadow_register_set, keep_interrupts_masked,
29050 use_debug_exception_return for MIPS attributes.
29052 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29054 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29055 Remove a number of t-files from tmake_file.
29056 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29057 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29058 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29059 target_prototype, not TARGET_PROTOTYPE.
29060 (LINK_OS_GNU_SPEC): Define.
29061 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29062 and darwin-ldoubdle.c.
29064 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
29067 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29068 (cpp_options): Ditto.
29069 (default_compilers): Ditto.
29070 (display_help): Ditto.
29071 (process_command): Ditto.
29072 (do_spec_1): Ditto.
29073 (set_input): Use lbasename instead of duplicate code.
29074 (save_temps_prefix): New static for -save-temps=obj.
29075 (save_temps_length): Ditto.
29077 * doc/invoke.texi (-save-temps=obj): Document new variant to
29078 -save-temps switch.
29080 2009-04-02 Jeff Law <law@redhat.com>
29082 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29085 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29087 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29088 * configure: Regenerated.
29090 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29092 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29093 share the argument list.
29095 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29099 2009-02-12 Diego Novillo <dnovillo@google.com>
29101 * varpool.c (debug_varpool): New.
29102 * cgraph.h (debug_varpool): Declare.
29104 2009-04-02 Jan Hubicka <jh@suse.cz>
29106 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29109 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29111 * config/i386/i386.c (ix86_abi): Move initialization to ...
29112 (override_options): Here.
29114 2009-04-02 Christian Bruel <christian.bruel@st.com>
29116 * config/sh/sh.c (sh_dwarf_register_span): New function.
29117 (TARGET_DWARF_REGISTER_SPAN): Define.
29118 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29120 2009-04-02 Ira Rosen <irar@il.ibm.com>
29122 PR tree-optimization/39595
29123 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29124 interleaved loads group is not greater than the SLP group size.
29126 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29128 * builtins.c (is_builtin_name): New.
29129 (called_as_built_in): Use is_builtin_name.
29130 * tree.h (is_builtin_name): New.
29131 * varasm.c (incorporeal_function_p): Use is_builtin_name
29133 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29135 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29137 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29140 * c-decl.c (clone_underlying_type): Move this ...
29141 * c-common.c (set_underlying_type): ... here.
29142 Also, make sure the function properly sets TYPE_STUB_DECL() on
29143 the newly created typedef variant type.
29144 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29145 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29148 2009-04-02 Richard Guenther <rguenther@suse.de>
29150 PR tree-optimization/37221
29151 * tree-flow.h (degenerate_phi_result): Declare.
29152 * tree-ssa-dom.c (degenerate_phi_result): Export.
29153 * tree-scalar-evolution.c (analyze_initial_condition): If
29154 the initial condition is defined by a degenerate PHI node
29155 use the degenerate value.
29157 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29159 PR rtl-optimization/39588
29160 * combine.c (merge_outer_ops): Do not set the constant when this
29162 (simplify_shift_const_1): Do not modify it either in this case.
29164 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29166 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29167 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29169 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29172 * c-lex.c (interpret_float): Default (no suffix) is double.
29174 2009-04-1 Xinliang David Li <davidxl@google.com>
29176 * config/i386/i386.c (legitimate_constant_p): Recognize
29177 all one vector constant.
29179 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29181 * config/vax/vax.c: Add #includes to silence warnings.
29182 Change #include order to silence two warnings.
29184 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29186 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29187 (ASM_SPEC): Pass -k to the assembler for PIC code.
29189 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29191 * config.gcc: Add vax-*-linux* to the switch.
29192 * config/vax/linux.h: New file. (TARGET_VERSION,
29193 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29195 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29197 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29198 Use predicate macros instead of GET_CODE() == foo.
29199 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29200 ashlsi3, rotrsi3, <unnamed>): Likewise.
29202 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29204 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29205 jbbccihi, jbbccisi): Remova trailing whitespace.
29206 * config/vax/constraints.md: Likewise.
29207 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29208 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29209 * config/vax/predicates.md: Likewise.
29210 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29211 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29212 * config/vax/vax.h: Likewise.
29213 * config/vax/vax.md (nonlocal_goto): Likewise.
29215 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29217 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29218 (indirectable_address_p, adjacent_operands_p): Add spaces around
29220 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29222 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29224 * config/vax/vax.c (legitimate_constant_address_p,
29225 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29226 index_term_p, reg_plus_index_p, legitimate_address_p,
29227 vax_mode_dependent_address_p): Update comments to match functions
29228 modified by the recent int->bool conversion.
29230 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29232 * config/vax/builtins.md: Update copyright message.
29233 * config/vax/constraints.md: Likewise.
29234 * config/vax/netbsd-elf.h: Likewise.
29235 * config/vax/predicates.md: Likewise.
29236 * config/vax/vax-protos.h: Likewise.
29237 * config/vax/vax.c: Likewise.
29238 * config/vax/vax.h: Likewise.
29239 * config/vax/vax.md: Likewise.
29240 * config/vax/vax.opt: Likewise.
29242 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29244 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29245 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29246 * config/vax/constraints.md (B, R): Likewise.
29247 * config/vax/predicates.md (external_memory_operand,
29248 nonimmediate_addsub_di_operand): Likewise.
29249 * config/vax/vax.c (vax_output_int_add): Likewise.
29250 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29251 untyped_call): Likewise.
29253 2009-04-01 Matt Thomas <matt@3am-software.com>
29255 * config/vax/predicates.md: New file.
29256 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29257 external_const_operand, nonsymbolic_operand, external_memory_operand,
29258 indirect_memory_operand, indexed_memory_operand,
29259 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29260 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29262 * config/vax/constraints.md: New file.
29263 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29265 * config/vax/builtins.md: New file.
29266 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29267 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29269 * config/vax/vax.opt (mqmath): Add option.
29270 * config/vax/vax.md (isfx): Extend with DI.
29271 (VAXintQH, VAXintQHSD): Define.
29272 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29273 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29274 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29275 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29276 (movdi): Update constraints and use vax_output_int_move().
29277 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29278 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29279 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29280 nonlocal_goto): New.
29281 (mov<mode>): Extend accepted operand types.
29282 (subdi3_old): Rename from subdi3, change update constraints and use
29283 a new implementation.
29284 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29285 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29286 MOVE_RATIO, CLEAR_RATIO): Define.
29287 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29288 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29289 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29290 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29291 (split_quadword_operands): Make static and really allow variable
29293 (print_operand_address): Update for PIC generation.
29294 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29295 indexable_address_p, fixup_mathdi_operand,
29296 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29297 (vax_float_literal, legitimate_constant_p,
29298 indirectable_constant_address_p, index_term_p,
29299 reg_plus_index_p): Return bool instead of int.
29300 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29302 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29304 (vax_output_conditional_branch): Indent.
29305 (legitimate_constant_address_p, indirectable_constant_address_p,
29306 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29307 vax_mode_dependent_address_p): Return bool instead of int, update for
29309 * config/vax/vax-protos.h (legitimate_constant_address_p,
29310 legitimate_constant_p, legitimate_address_p,
29311 vax_mode_dependent_address_p): Change declaration to bool.
29312 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29313 vax_expand_addsub_di_operands, vax_output_int_subtract,
29314 vax_output_movmemsi): Declare.
29315 (split_quadword_operands, vax_float_literal): Delete declaration.
29316 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29317 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29318 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29319 ASM_OUTPUT_DWARF_PCREL): Define.
29320 (ASM_SPEC): Change definition to allow PIC generation.
29322 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29324 * doc/sourcebuild.texi: Update front-end requirements.
29326 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29329 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29330 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29331 (booldi3_internal3): Use boolean_or_operator instead of
29334 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29337 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29338 declarator whose size is not an integer constant expression but
29339 folds to an integer constant, then treat it as a constant
29342 2009-04-01 Richard Guenther <rguenther@suse.de>
29344 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29345 i * 4 + 2 to (i * 2 + 1) * 2.
29347 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29350 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29351 return if c_parser_asm_string_literal returned NULL.
29353 2009-04-01 Nick Clifton <nickc@redhat.com>
29355 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29357 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29358 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29359 other typedefs to avoid conflicts with libgcc2.c. Define labels
29360 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29362 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29363 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29366 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29368 * varasm.c (default_function_rodata_section): Declare DOT as
29371 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29372 Andrey Galkin <agalkin@hypercom.com>
29375 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29376 Make object_name unique for each process.
29378 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29381 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29382 addressable variables in the parallel that could go out of scope while
29383 running queued tasks.
29385 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29387 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29388 (CASE_VALUES_THRESHOLD): Redefine.
29389 * config/avr/avr.c (avr_override_options): Remove initialization of
29390 avr_case_values_threshold variable.
29391 (avr_case_values_threshold): Remove variable. Add new function.
29392 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29393 * config/avr/avr.opt (mno-tablejump): Remove option.
29394 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29396 2009-04-01 DJ Delorie <dj@redhat.com>
29398 * varasm.c (default_function_rodata_section): Don't assume
29399 anything about where the first '.' in the section name is.
29401 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29403 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29404 rs6000_emit_stack_tie.
29406 2009-03-31 Ian Lance Taylor <iant@google.com>
29408 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29409 gimple_code with GIMPLE_RESX, not RESX.
29411 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29413 * c-common.c (c_get_ident): New.
29414 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29416 2009-04-01 Ben Elliston <bje@au.ibm.com>
29418 * config/rs6000/sysv4.opt (msdata): Improve option description.
29420 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29422 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29423 (divdf3_internal_lat): Remove.
29424 (divxf3_internal_lat): Remove.
29425 (divxf3_internal_thr): Remove.
29426 (divxf): Use divxf3_internal.
29427 * config/ia64/div.md (divsf3_internal_lat): New.
29428 (divdf3_internal_lat): New.
29429 (divxf3_internal): New.
29431 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29434 * Makefile.in (USE_GCC_STDINT): Define.
29435 (stmp-int-hdrs): Install stdint.h if applicable.
29436 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29438 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29439 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29440 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29441 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29442 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29443 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29444 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29445 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29446 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29447 (c_common_nodes_and_builtins): Initialize
29448 underlying_wchar_type_node. Do not initialize
29449 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29450 nodes for new types.
29451 (c_stddef_cpp_builtins): Define macros for new types.
29452 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29454 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29455 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29456 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29457 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29458 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29459 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29460 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29461 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29462 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29463 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29464 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29465 int16_type_node, int32_type_node, int64_type_node,
29466 uint8_type_node, uint16_type_node, c_uint32_type_node,
29467 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29468 int_least32_type_node, int_least64_type_node,
29469 uint_least8_type_node, uint_least16_type_node,
29470 uint_least32_type_node, uint_least64_type_node,
29471 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29472 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29473 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29474 uintptr_type_node): Define.
29475 * c-cppbuiltin.c (builtin_define_constants,
29476 builtin_define_type_minmax): New.
29477 (builtin_define_stdint_macros): Define more macros.
29478 (c_cpp_builtins): Define more limit macros.
29479 (type_suffix): New.
29480 (builtin_define_type_max): Define in terms of
29481 builtin_define_type_minmax. Remove is_long parameter. All
29483 * config.gcc (use_gcc_stdint): Define.
29484 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29485 Add newlib-stdint.h for generic targets.
29486 * config/glibc-stdint.h, config/newlib-stdint.h,
29487 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29488 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29489 * config/score/score.h (UINTPTR_TYPE): Define.
29490 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29491 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29492 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29493 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29494 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29495 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29496 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29497 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29498 * config/spu/spu.h (STDINT_LONG32): Define.
29499 * configure.ac (use_gcc_stdint): Substitute.
29500 * configure: Regenerate.
29501 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29502 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29503 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29504 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29505 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29506 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29507 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29508 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29509 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29510 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29511 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29512 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29513 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29514 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29515 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29516 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29517 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29518 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29519 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29520 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29521 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29522 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29523 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29524 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29525 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29526 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29527 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29528 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29529 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29531 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29533 * loop-iv.c (suitable_set_for_replacement): Renamed from
29534 simplify_using_assignment; changed to return bool and to accept new
29535 args DEST and SRC. Return true iff we find a source/destination pair
29536 that can be used to make a replacement, and fill SRC and DEST if so.
29537 Remove arg ALTERED. Don't deal with altered regs here. All callers
29539 (simplify_using_initial_values): Deal with altered regs here and track
29540 more precisely the effect they have on the validity of our expression.
29542 * loop-iv.c (simplify_using_condition): A condition of the form
29543 (EQ REG CONST) can be used to simply make a substitution.
29544 (simplify_using_initial_values): Keep track of conditions we have seen
29545 and keep using them to simplify new expressions, while applying the
29546 same substitutions to them as to the expression.
29548 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29549 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29552 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29553 changed. Use this when trying to improve the upper bound.
29554 Generate the comparison by using simplify_gen_relational.
29556 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29558 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29560 (simplify_using_assignment, simplify_using_initial_values): Call
29561 replace_in_expr to make replacements. Call replace_single_def_regs
29562 once on the initial version of the expression.
29564 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29567 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29569 2009-03-31 Richard Guenther <rguenther@suse.de>
29571 PR middle-end/31029
29572 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29573 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29575 2009-03-31 Richard Guenther <rguenther@suse.de>
29577 * tree.h (div_if_zero_remainder): Declare.
29578 * fold-const.c (div_if_zero_remainder): Export.
29579 * tree-ssa-forwprop.c
29580 (forward_propagate_addr_into_variable_array_index): Handle
29581 constant array index addition outside of the variable index.
29583 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29586 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29587 define_splits, floatunssi<mode>2): Require x87 conversions from
29588 DImode to be permitted.
29590 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29592 PR preprocessor/15638
29593 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29595 2009-03-31 Richard Guenther <rguenther@suse.de>
29597 PR middle-end/23401
29598 PR middle-end/27810
29599 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29600 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29601 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29602 a separate statement.
29603 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29604 (lookup_tmp_var): Likewise.
29605 (is_gimple_formal_tmp_or_call_rhs): Remove.
29606 (is_gimple_reg_or_call_rhs): Rename to ...
29607 (is_gimple_reg_rhs_or_call): ... this.
29608 (is_gimple_mem_or_call_rhs): Rename to ...
29609 (is_gimple_mem_rhs_or_call): ... this.
29610 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29611 DECL_GIMPLE_REG_P only if is_formal is true.
29612 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29613 for non-proper post-modify expression gimplification.
29614 (gimplify_self_mod_expr): For post-modify expressions gimplify
29615 the lvalue to a minimal lvalue.
29616 (rhs_predicate_for): Remove formal temp case.
29617 (gimplify_modify_expr_rhs): Likewise.
29618 (gimplify_addr_expr): Use is_gimple_reg.
29619 (gimplify_expr): Remove formal temp cases.
29620 (gimple_regimplify_operands): Likewise.
29621 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29622 and FILTER_EXPR like constants.
29623 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29625 (is_gimple_formal_tmp_rhs): Remove.
29626 (is_gimple_reg_rhs): Remove special casing.
29627 (is_gimple_mem_rhs): Fix.
29628 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29629 (is_gimple_formal_tmp_var): Remove.
29630 (is_gimple_formal_tmp_reg): Likewise.
29631 (is_gimple_min_lval): Allow invariant component ref parts.
29632 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29633 is_gimple_formal_tmp_reg): Remove declarations.
29634 * tree-cfg.c (verify_expr): Verify that variables with address
29635 taken do not have DECL_GIMPLE_REG_P set.
29636 * tree-mudflap.c (mf_build_check_statement_for): Use
29637 force_gimple_operand instead of gimplify_expr.
29639 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29641 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29642 schedulable rows to compute_split_row.
29644 2009-03-31 Ben Elliston <bje@au.ibm.com>
29647 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29650 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29652 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29653 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29654 * configure: Regenerate.
29655 * config.in: Regenerate.
29656 * config/rs6000/rs6000.opt (mtls-markers): Add.
29657 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29658 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29659 (tls_ld_aix, tls_ld_sysv): Likewise.
29660 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29661 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29663 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29665 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29667 2009-03-30 Jan Hubicka <jh@suse.cz>
29669 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29671 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29672 detection and label handling.
29674 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29676 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29677 left_conflicts_size.
29678 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29679 ALLOCNO_LEFT_CONFLICTS_SIZE.
29681 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29682 remove_allocno_from_bucket_and_push,
29683 allocno_spill_priority_compare, push_allocnos_to_stack,
29684 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29685 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29686 (setup_allocno_left_conflicts_num): Ditto. Rename to
29687 setup_allocno_left_conflicts_size.
29688 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29689 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29690 setup_allocno_left_conflicts_size instead of
29691 setup_allocno_left_conflicts_num.
29693 * ira-build.c (ira_create_allocno): Use
29694 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29695 ALLOCNO_LEFT_CONFLICTS_NUM.
29697 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29699 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29700 instead of DF_LR_OUT.
29702 * ira-lives.c (process_bb_node_lives): Ditto.
29704 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29705 instead of DF_LR_{OUT,IN}.
29707 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29709 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29711 2009-03-30 Jan Hubicka <jh@suse.cz>
29713 * except.c (label_to_region_map): Fix thinko.
29715 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29717 PR middle-end/38237
29718 * tree.h (tree_find_value): New declaration.
29719 * tree.c (tree_find_value): New function.
29720 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29722 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29725 * c-decl.c (struct c_binding): Add locus field.
29726 (bind): Add locus argument, set locus field from it.
29727 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29728 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29729 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29730 implicitly_declare, undeclared_variable, lookup_label,
29731 declare_label, c_make_fname_decl, c_builtin_function,
29732 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29735 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29738 * config/i386/i386.c (classify_argument): Check total size of
29741 2009-03-30 Martin Jambor <mjambor@suse.cz>
29743 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29744 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29745 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29748 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29749 seen_variable_array_ref while also traversing a union.
29751 * tree-inline.c (optimize_inline_calls): Do not call
29752 cgraph_node_remove_callees.
29753 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29754 (pass_remove_cgraph_callee_edges): New variable.
29755 * passes.c (init_optimization_passes): Add
29756 pass_remove_cgraph_callee_edges after early inlining and before all
29757 late intraprocedural passes.
29759 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29761 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29763 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29764 Fix typos in names.
29766 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29768 * combine.c (simplify_comparison): Use have_insn_for.
29769 * dojump.c (do_jump): Likewise.
29771 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29773 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29774 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29775 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29776 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29777 instead of sparc_compare_emitted.
29778 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29779 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29780 instead of sparc_compare_emitted.
29782 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29784 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29785 enter/exit cfglayout mode.
29786 (pass_partition_block): Require it.
29787 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29788 (combine_instructions): Track basic blocks instead of labels.
29789 (update_cfg_for_uncondjump): New.
29790 (try_combine): Use it. Update jumps after rescanning.
29791 (pass_combine): Require PROP_cfglayout.
29792 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29794 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29796 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29797 Provide/destroy PROP_cfglayout respectively.
29798 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29799 * tree-pass.h (PROP_cfglayout): New.
29801 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29803 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29804 fold_convert_const_fixed_from_fixed,
29805 fold_convert_const_fixed_from_int,
29806 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29807 set TREE_CONSTANT_OVERFLOW.
29808 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29809 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29811 2009-03-30 Ira Rosen <irar@il.ibm.com>
29813 * tree-vect-loop-manip.c: New file.
29814 * tree-vectorizer.c: Update documentation and included files.
29815 (vect_loop_location): Make extern.
29816 (rename_use_op): Move to tree-vect-loop-manip.c
29817 (rename_variables_in_bb, rename_variables_in_loop,
29818 slpeel_update_phis_for_duplicate_loop,
29819 slpeel_update_phi_nodes_for_guard1,
29820 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29821 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29822 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29823 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29824 find_loop_location): Likewise.
29825 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29826 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29827 get_vectype_for_scalar_type, vect_is_simple_use,
29828 supportable_widening_operation, supportable_narrowing_operation):
29830 (bb_in_loop_p): Move to tree-vect-loop.c.
29831 (new_loop_vec_info, destroy_loop_vec_info,
29832 reduction_code_for_scalar_code, report_vect_op,
29833 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29834 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29835 (vect_supportable_dr_alignment): Likewise.
29836 * tree-vectorizer.h (tree-data-ref.h): Include.
29837 (vect_loop_location): Declare.
29838 Reorganize function declarations according to the new file structure.
29839 * tree-vect-loop.c: New file.
29840 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29841 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29842 * tree-vect-data-refs.c: New file.
29843 * tree-vect-patterns.c (timevar.h): Don't include.
29844 * tree-vect-stmts.c: New file.
29845 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29846 tree-vect-slp.c, tree-vect-loop.c.
29847 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29848 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29849 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29850 (tree-vect-analyze.o): Remove.
29851 (tree-vect-transform.o): Likewise.
29852 (tree-vect-data-refs.o): Add rule.
29853 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29854 tree-vect-slp.o): Likewise.
29855 (tree-vect-patterns.o): Remove redundant dependencies.
29856 (tree-vectorizer.o): Likewise.
29857 * tree-vect-slp.c: New file.
29859 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29861 * optc-gen.awk: Warn if an option flag has multiple different
29864 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29866 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29867 -floop-block): Document dependences on PPL, CLooG and Graphite.
29869 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29871 PR rtl-optimization/323
29872 * c-common.c (c_fully_fold, convert_and_check,
29873 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29874 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29875 * c-common.def (EXCESS_PRECISION_EXPR): New.
29876 * c-cppbuiltin.c (builtin_define_float_constants): Define
29877 constants with enough digits for long double.
29878 * c-lex.c (interpret_float): Interpret constant with excess
29879 precision where appropriate.
29880 * c-opts.c (c_common_post_options): Set
29881 flag_excess_precision_cmdline. Give an error for
29882 -fexcess-precision=standard for C++ for processors where the
29883 option is significant.
29884 * c-parser.c (c_parser_conditional_expression): Handle excess
29885 precision in condition.
29886 * c-typeck.c (convert_arguments): Handle arguments with excess
29888 (build_unary_op): Move excess precision outside operation.
29889 (build_conditional_expr): Likewise.
29890 (build_compound_expr): Likewise.
29891 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29892 (build_modify_expr): Handle excess precision in RHS.
29893 (convert_for_assignment): Handle excess precision in converted
29895 (digest_init, output_init_element, process_init_element): Handle
29896 excess precision in initializer.
29897 (c_finish_return): Handle excess precision in return value.
29898 (build_binary_op): Handle excess precision in operands and add
29899 excess precision as needed for operation.
29900 * common.opt (-fexcess-precision=): New option.
29901 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29902 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29903 For standard excess precision, output explicit conversion to and
29904 truncation from XFmode.
29905 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29906 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29907 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29908 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29909 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29910 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29911 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29912 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29913 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29914 define_splits, sqrt<mode>2): Disable where appropriate for
29915 standard excess precision.
29916 * convert.c (convert_to_real): Do not shorten arithmetic to type
29917 for which excess precision would be used.
29918 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29919 * doc/invoke.texi (-fexcess-precision=): Document option.
29920 (-mfpmath=): Correct index entry.
29921 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29922 flag_excess_precision): New.
29923 * langhooks.c (lhd_post_options): Set
29924 flag_excess_precision_cmdline.
29925 * opts.c (common_handle_option): Handle -fexcess-precision=.
29926 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29927 init_excess_precision): New.
29928 (lang_dependent_init_target): Call init_excess_precision.
29929 * tree.c (excess_precision_type): New.
29930 * tree.h (excess_precision_type): Declare.
29932 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29935 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29936 non-lvalue to component.
29938 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29940 PR preprocessor/34695
29941 * Makefile.in (c-opts.o): Depend on c-tree.h.
29942 * c-common.c: Move down include of diagnostic.h.
29943 (done_lexing, c_cpp_error): New.
29944 * c-common.h (done_lexing): Declare.
29945 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29947 * c-opts.c: Include c-tree.h.
29948 (c_common_init_options): Set preprocessor error callback.
29949 (c_common_handle_option): Do not set preprocessor
29950 inhibit_warnings, warnings_are_errors, warn_system_headers,
29951 pedantic_errors or inhibit_warnings flags.
29952 (c_common_post_options): Do not check cpp_errors (parse_in).
29953 (c_common_finish): Do not output dependencies if there were
29954 errors. Do not check return value of cpp_finish.
29955 * c-ppoutput.c (pp_file_change): Set input_location.
29956 * c-tree.h (c_cpp_error): Declare.
29957 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29959 (diagnostic_build_prefix): Check override_column.
29960 * diagnostic.h (diagnostic_info): Add override_column field.
29961 (diagnostic_override_column): Define.
29963 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29965 * c-common.c (c_expand_expr, c_staticp): Remove.
29966 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29967 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29968 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29969 * c-gimplify.c (gimplify_compound_literal_expr,
29970 optimize_compound_literals_in_ctor): Remove.
29971 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29972 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29973 * c-semantics.c (emit_local_var): Remove.
29975 * langhooks-def.h (lhd_expand_expr): Remove.
29976 * langhooks.c (lhd_expand_expr): Remove.
29977 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29979 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29980 handling from c-semantics.c; don't call into langhook.
29981 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29982 * gimplify.c (gimplify_compound_literal_expr,
29983 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29984 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29985 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29986 as was done in c-gimplify.c.
29987 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29988 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29989 Move from c-common.h.
29990 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29992 * tree.c (staticp): Do not call langhook.
29993 * langhooks.c (lhd_staticp): Delete.
29994 * langhooks-def.h (lhd_staticp): Delete prototype.
29995 (LANG_HOOKS_STATICP): Delete.
29996 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29998 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29999 instead of DECL_STMTs.
30001 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30009 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30011 (fold_call_expr): Return a NOP_EXPR from folding rather than the
30012 contained expression.
30013 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30014 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
30015 conditional expressions for C.
30016 (decl_constant_value_for_optimization): Move from
30017 decl_constant_value_for_broken_optimization in c-typeck.c. Check
30018 whether optimizing and that the expression is a VAR_DECL not of
30019 array type instead of doing such checks in the caller. Do not
30020 check pedantic. Call gcc_unreachable for C++.
30021 * c-common.def (C_MAYBE_CONST_EXPR): New.
30022 * c-common.h (c_fully_fold, c_save_expr,
30023 decl_constant_value_for_optimization): New prototypes.
30024 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30025 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30026 EXPR_INT_CONST_OPERANDS): Define.
30027 * c-convert.c (convert): Strip nops from expression.
30028 * c-decl.c (groktypename): Take extra parameters expr and
30029 expr_const_operands. Update call to grokdeclarator.
30030 (start_decl): Update call to grokdeclarator. Add statement for
30031 expressions used in type of decl.
30032 (grokparm): Update call to grokdeclarator.
30033 (push_parm_decl): Update call to grokdeclarator.
30034 (build_compound_literal): Add parameter non_const and build a
30035 C_MAYBE_COSNT_EXPR if applicable.
30036 (grokdeclarator): Take extra parameters expr and
30037 expr_const_operands. Track expressions used in declaration
30038 specifiers and declarators. Fold array sizes and track whether
30039 they are constant expressions and whether they are integer
30040 constant expressions.
30041 (parser_xref_tag): Set expr and expr_const_operands fields in
30043 (grokfield): Update call to grokdeclarator.
30044 (start_function): Update call to grokdeclarator.
30045 (build_null_declspecs): Set expr and expr_const_operands fields in
30047 (declspecs_add_type): Handle expressions in typeof specifiers.
30048 * c-parser.c (c_parser_declspecs): Set expr and
30049 expr_const_operands fields for declaration specifiers.
30050 (c_parser_enum_specifier): Likewise.
30051 (c_parser_struct_or_union_specifier): Likewise.
30052 (c_parser_typeof_specifier): Likewise. Update call to
30053 groktypename. Fold expression as needed. Return expressions with
30054 type instead of adding statements.
30055 (c_parser_attributes): Update calls to c_parser_expr_list.
30056 (c_parser_statement_after_labels): Fold expression before passing
30057 to objc_build_throw_stmt.
30058 (c_parser_condition): Fold expression.
30059 (c_parser_asm_operands): Fold expression.
30060 (c_parser_conditional_expression): Use c_save_expr. Update call
30061 to build_conditional_expr.
30062 (c_parser_alignof_expression): Update call to groktypename.
30063 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30064 original_code. Fold expression argument of va_arg. Create
30065 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30066 argument to va_arg. Update calls to groktypename. Fold array
30067 index for offsetof. Verify that first argument to
30068 __builtin_choose_expr has integer type.
30069 (c_parser_postfix_expression_after_paren_type): Update calls to
30070 groktypename and build_compound_literal. Handle expressions with
30071 side effects in type name.
30072 (c_parser_postfix_expression_after_primary): Update call to
30073 c_parser_expr_list. Set original_code for calls to
30074 __builtin_constant_p.
30075 (c_parser_expr_list): Take extra parameter fold_p. Fold
30076 expressions if requested.
30077 (c_parser_objc_type_name): Update call to groktypename.
30078 (c_parser_objc_synchronized_statement): Fold expression.
30079 (c_parser_objc_receiver): Fold expression.
30080 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30081 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30082 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30083 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30084 (struct c_typespec): Add elements expr and expr_const_operands.
30085 (struct c_declspecs): Add elements expr and expr_const_operands.
30086 (groktypename, build_conditional_expr, build_compound_literal):
30088 (in_late_binary_op): Declare.
30089 * c-typeck.c (note_integer_operands): New function.
30090 (in_late_binary_op): New variable.
30091 (decl_constant_value_for_broken_optimization): Move to c-common.c
30092 and rename to decl_constant_value_for_optimization.
30093 (default_function_array_conversion): Do not strip nops.
30094 (default_conversion): Do not call
30095 decl_constant_value_for_broken_optimization.
30096 (build_array_ref): Do not fold result.
30097 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30098 result when operand is a VLA.
30099 (c_expr_sizeof_type): Update call to groktypename. Handle
30100 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30101 result when operand names a VLA type.
30102 (build_function_call): Update call to build_compound_literal.
30103 Only fold result for calls to __builtin_* functions. Strip
30104 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30105 the function designator.
30106 (convert_arguments): Fold arguments. Update call to
30107 convert_for_assignment.
30108 (build_unary_op): Handle increment and decrement of
30109 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30110 decrement earlier. Fold operand of increment and decrement.
30111 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30112 built for integer operand. Wrap returns that are INTEGER_CSTs
30113 without being integer constant expressions or that have integer
30114 constant operands without being INTEGER_CSTs.
30115 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30116 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30117 result is an integer constant expression or can be used in
30118 unevaluated parts of one and avoid folding and wrap as
30119 appropriate. Fold operands before possibly doing -Wsign-compare
30121 (build_compound_expr): Wrap result for C99 if operands can be used
30122 in integer constant expressions.
30123 (build_c_cast): Update call to digest_init. Do not ignore
30124 overflow from casting floating-point constants to integers. Wrap
30125 results that could be confused with integer constant expressions,
30126 null pointer constants or floating-point constants.
30127 (c_cast_expr): Update call to groktypename. Handle expressions
30128 included in type name.
30129 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30130 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30131 Update calls to convert_for_assignment.
30132 (convert_for_assignment): Take new parameter
30133 null_pointer_constant. Do not strip nops or call
30134 decl_constant_value_for_broken_optimization. Set
30135 in_late_binary_op for conversions to boolean.
30136 (store_init_value): Update call to digest_init.
30137 (digest_init): Take new parameter null_pointer_constant. Do not
30138 call decl_constant_value_for_broken_optimization. pedwarn for
30139 initializers not constant expressions. Update calls to
30140 convert_for_assignment.
30141 (constructor_nonconst): New.
30142 (struct constructor_stack): Add nonconst element.
30143 (really_start_incremental_init, push_init_level, pop_init_level):
30144 Handle constructor_nonconst and nonconst element.
30145 (set_init_index): Call constant_expression_warning for array
30147 (output_init_element): Fold value. Set constructor_nonconst as
30148 applicable. pedwarn for initializers not constant expressions.
30149 Update call to digest_init. Call constant_expression_warning
30150 where constant initializers are required.
30151 (process_init_element): Use c_save_expr.
30152 (c_finish_goto_ptr): Fold expression.
30153 (c_finish_return): Fold return value. Update call to
30154 convert_for_assignment.
30155 (c_start_case): Fold switch expression.
30156 (c_process_expr_stmt): Fold expression.
30157 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30158 ensure statement expression is not evaluated in constant expression.
30159 (build_binary_op): Track whether results are integer constant
30160 expressions or may occur in such, disable folding and wrap results
30161 as applicable. Fold operands for -Wsign-compare warnings unless
30163 (c_objc_common_truthvalue_conversion): Handle results folded to
30164 integer constants that are not integer constant expressions.
30165 * doc/extend.texi: Document when typeof operands are evaluated,
30166 that condition of __builtin_choose_expr is an integer constant
30167 expression, and more about use of __builtin_constant_p in
30170 2009-03-29 Richard Guenther <rguenther@suse.de>
30172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30173 propagate addresses of array references.
30175 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30177 * regmove.c (perhaps_ends_bb_p): Remove.
30178 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30179 from INSN and check that the main loop stays within that basic block.
30180 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30181 (regmove_forward_pass): Split out from regmove_optimize. Use
30182 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30183 (regmove_backward_pass): Split out from regmove_optimize. Use
30184 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30185 (regmove_optimize): Simplify.
30187 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30190 * config/i386/i386.c (classify_argument): Ignore flexible array
30191 member in struct and warn ABI change.
30193 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30195 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30197 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30198 (ix86_adjust_cost): Updated.
30200 2009-03-29 Jan Hubicka <jh@suse.cz>
30202 PR middle-end/28850
30203 * tree-pass.h (pass_cleanup_eh): New function.
30204 (remove_unreachable_regions): Break code handling RTL
30205 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30206 that can not be reached by runtime.
30207 (can_be_reached_by_runtime): New function.
30208 (label_to_region_map): New function.
30209 (num_eh_regions): New function.
30210 (rtl_remove_unreachable_regions): New function.
30211 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30212 (remove_eh_region): New function.
30213 * except.h: Include sbitmap and vecprim.
30214 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30215 num_eh_regions): Declare.
30216 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30217 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30218 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30219 (tree_empty_eh_handler_p): New function.
30220 (cleanup_empty_eh): New function.
30221 (cleanup_eh): New function.
30222 (pass_cleanup_eh): New function.
30224 2009-03-29 Jan Hubicka <jh@suse.cz>
30226 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30227 for removed regions.
30229 2009-03-29 Jan Hubicka <jh@suse.cz>
30231 * except.c (dump_eh_tree): Dump all datastructures.
30233 2009-03-29 Jan Hubicka <jh@suse.cz>
30235 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30236 (duplicate_eh_regions_1): Likewise.
30237 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30238 vector; call EH verification.
30239 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30240 Be ready for region being removed.
30242 2009-03-29 Jan Hubicka <jh@suse.cz>
30244 * bitmap.c (bitmap_last_set_bit): New function.
30245 * bitmap.h (bitmap_last_set_bit): Declare.
30247 2009-03-29 David Ayers <ayers@fsfe.org>
30250 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30251 by calling objc_compare_types and surpress warnings about
30252 incompatible C pointers that are compatible ObjC pointers.
30254 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30256 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30257 call initialize_inline_failed.
30258 (initialize_inline_failed): Move it from here ...
30259 * cgraph.c (initialize_inline_failed): ... to here.
30260 (cgraph_create_edge): Call initialize_inline_failed rather than
30261 setting inline_failed directly.
30263 2009-03-29 Ben Elliston <bje@au.ibm.com>
30266 * sysv4.opt (msdata): Improve comment.
30267 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30268 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30270 2009-03-29 Ben Elliston <bje@au.ibm.com>
30273 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30274 load and store attributes.
30276 2009-03-29 Ben Elliston <bje@au.ibm.com>
30278 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30279 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30280 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30281 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30282 __builtin_infq and __builtin_huge_valq.
30284 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30286 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30289 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30291 2009-03-28 Xinliang David Li <davidxl@google.com>
30293 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30294 (do_dbg_cnt): New function.
30296 2009-03-28 Jan Hubicka <jh@suse.cz>
30298 Merge from pretty-ipa:
30300 2009-03-27 Jan Hubicka <jh@suse.cz>
30302 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30303 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30304 * passes.c (function_called_by_processed_nodes_p): New.
30305 * ipa-pure-const.c (check_call): Fix handling of operands.
30306 (analyze_function): Dump debug output for skipped bodies.
30307 (local_pure_const): Use function_called_by_processed_nodes_p.
30308 * dwarf2out.c (reference_to_unused): Use output.
30309 * passes.c (do_per_function_toporder): Likewise.
30311 2008-11-12 Jan Hubicka <jh@suse.cz>
30313 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30314 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30315 state_set_in_source enum
30316 (check_decl): Ignore memory tags; do not set fake looping flags;
30318 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30319 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30320 (check_call, analyze_function): Rewrite.
30322 (add_new_function): Update call of analyze_function.
30323 (generate_summary): Add call of analyze_function.
30324 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30325 (local_pure_const): New function.
30326 (pass_local_pure_const): New pass.
30327 * ipa-inline.c (inline_transform): Set after_inlining.
30328 * tree-eh.c (stmt_can_throw_external): New.
30329 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30330 work with aliasing built.
30331 * tree-flow.h (stmt_can_throw_external): New.
30332 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30333 and local pure/const pass in early and late optimization queue.
30335 2009-03-28 Martin Jambor <mjambor@suse.cz>
30337 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30339 (fold_binary): Allow function decl aligment consideration is the
30340 second argument is integer constant one.
30341 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30342 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30343 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30345 2009-03-28 Jan Hubicka <jh@suse.cz>
30347 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30348 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30349 * function.h (rtl_data): Add nothrow flag.
30350 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30351 set DECL_NOTHROW for AVAILABLE functions.
30353 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30355 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30356 following vector keyword has expansion starting with pixel or bool
30357 keyword, expand vector to __vector and pixel or bool to __pixel or
30361 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30362 warn_if_disallowed_function_p): Removed.
30363 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30364 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30365 warning_if_disallowed_function_p.
30366 * flags.h (warn_if_disallowed_function_p,
30367 warn_disallowed_functions): Removed.
30368 * common.opt (Wdisallowed-function-list=): Removed.
30369 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30371 2009-03-28 Richard Guenther <rguenther@suse.de>
30373 PR tree-optimization/38723
30374 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30377 2009-03-28 Jan Hubicka <jh@suse.cz>
30379 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30380 test introduced by my previous patch.
30382 2009-03-28 Richard Guenther <rguenther@suse.de>
30384 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30385 the PHIs value undefined.
30387 2009-03-28 Jan Hubicka <jh@suse.cz>
30389 * tree-pass.h (pass_fixup_cfg): New pass.
30390 * ipa-inline.c (inline_transform): Set
30391 always_inline_functions_inlined/after_inlining.
30392 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30393 (pass_fixup_cfg): New pass.
30394 * passes.c (init_optimization_passes): Add fixup_cfg.
30396 2009-03-28 Richard Guenther <rguenther@suse.de>
30398 PR tree-optimization/38458
30399 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30400 argument use the arguments copy-of value.
30402 2009-03-28 Richard Guenther <rguenther@suse.de>
30404 PR tree-optimization/38180
30405 * tree-ssa-ccp.c (get_default_value): Simplify.
30406 (likely_value): Likewise.
30407 (surely_varying_stmt_p): Properly handle VOP case.
30408 (ccp_initialize): Likewise.
30409 (ccp_fold): Handle propagating through *&.
30410 (fold_const_aggregate_ref): Also handle decls.
30412 2009-03-28 Jan Hubicka <jh@suse.cz>
30414 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30415 * cgraph.h (cgraph_node): Likewise.
30416 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30417 (cgraph_reset_node): Use process flag.
30418 (cgraph_mark_functions_to_output): Likewise.
30419 (cgraph_expand_function): Likewise.
30420 (cgraph_expand_all_functions): Likewise.
30421 (cgraph_output_in_order): Likewise.
30422 * dwarf2out.c (reference_to_unused): Likewise.
30423 * passes.c do_per_function_toporder): Likewise.
30425 2009-03-28 Jan Hubicka <jh@suse.cz>
30427 Bring from lto-branch:
30429 2008-09-03 Doug Kwan <dougkwan@google.com>
30431 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30432 enums instead of reason strings.
30433 * cgraph.c (cgraph_create_edge): Same.
30434 (cgraph_inline_failed_string): New function.
30435 * cgraph.h (cgraph_inline_failed_t): New enum type.
30436 (cgraph_inline_failed_string): New prototype.
30437 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30438 char pointer to cgraph_inline_failed_t.
30439 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30440 (cgraph_default_inline_p): Ditto.
30441 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30442 to cgraph_inline_failed_t pointer.
30443 * cif-code.def: New file.
30444 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30446 (cgraph_check_inline_limits): Change type of REASON to pointer to
30447 cgraph_inline_failed_t. Replace reason strings with enums.
30448 (cgraph_default_inline_p): Ditto.
30449 (cgraph_recursive_inlining_p): Ditto.
30450 (update_caller_keys): Change type of FAILED_REASON to
30451 cgraph_inline_failed_t.
30452 (cgraph_set_inline_failed): Change type of REASON to pointer to
30453 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30454 convert enums to strings for text output.
30455 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30456 to be of type cgraph_inline_failed_t. Replace reason strings with
30457 enums. Call cgraph_inline_failed_string to covert enums
30458 to strings for text output.
30459 (cgraph_decide_inlining): Replace reason strings with enums.
30460 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30461 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30463 * tree-inline.c (expand_call_inline): Change type of REASON
30464 to cgraph_inline_failed_t. Replace reason strings with enums.
30465 Call cgraph_inline_failed_string for text output.
30466 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30469 2009-03-28 Jan Hubicka <jh@suse.cz>
30471 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30472 cgraph_clone_node): Remove master clone handling.
30473 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30474 * cgraph.h (master_clone): Remove.
30475 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30476 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30477 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30479 2009-03-28 Jan Hubicka <jh@suse.cz>
30481 * cgraph.c (cgraph_function_body_availability): Functions declared
30482 inline are always safe to assume that it is not going to be replaced.
30484 2009-03-28 Richard Guenther <rguenther@suse.de>
30486 PR tree-optimization/38513
30487 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30488 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30489 EXC_PTR_EXPR and FILTER_EXPR.
30490 (get_ref_from_reference_ops): Likewise.
30492 2009-03-28 Richard Guenther <rguenther@suse.de>
30494 PR tree-optimization/38968
30495 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30496 Use FLOOR_MOD_EXPR to compute misalignment.
30498 2009-03-28 Richard Guenther <rguenther@suse.de>
30500 PR tree-optimization/37795
30501 * tree.h (combine_comparisons): Declare.
30502 * fold-const.c (combine_comparisons): Export.
30503 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30505 (ifcombine_iforif): Use combine_comparisons.
30507 2009-03-28 Jan Hubicka <jh@suse.cz>
30509 * tree-eh.c (inlinable_call_p): New function.
30510 (make_eh_edges): Use it.
30511 (verify_eh_edges): Use it.
30512 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30513 * except.c (reachable_next_level): Add inlinable_function argument
30514 (sjlj_find_directly_reachable_regions): Update.
30515 (add_reachable_handler): Do not set saw_any_handlers.
30516 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30517 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30518 Add new inlinable call parameter.
30519 (can_throw_internal, can_throw_external): Update.
30520 * except.h (can_throw_internal_1, can_throw_external_1,
30521 foreach_reachable_handler): Update declaration.
30523 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30525 * config/arm/t-arm-coff, config/h8300/coff.h,
30526 config/i386/i386-aout.h, config/i386/i386-coff.h,
30527 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30528 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30529 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30530 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30531 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30532 sys-types.h: Remove.
30533 * Makefile.in: Remove protoize and fixproto support and references
30535 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30536 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30538 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30539 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30540 unprotoize$(exeext).
30541 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30542 (.PHONY): Don't depend on proto.
30543 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30544 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30545 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30546 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30547 build/gen-protos.o, build/scan.o, xsys-protos.h,
30548 build/fix-header$(build_exeext), build/fix-header.o,
30549 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30550 stmp-install-fixproto): Remove.
30551 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30552 SYSCALLS.c or fixproto files.
30553 (install-common): Don't install protoize.
30554 (install-headers-tar, install-headers-cpio, install-headers-cp):
30555 Don't depend on $(STMP_FIXPROTO).
30556 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30557 install fixproto files or write out fixproto settings.
30558 (uninstall): Don't uninstall protoize.
30559 * config.gcc (use_fixproto): Remove.
30560 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30561 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30562 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30563 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30564 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30565 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30566 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30567 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30568 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30569 * config/t-vxworks (STMP_FIXPROTO): Remove.
30570 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30571 STMP_FIXPROTO): Remove.
30572 * config.in, configure: Regenerate.
30573 * crtstuff.c (gid_t, uid_t): Don't undefine.
30574 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30575 (arm-*-coff, arm-*-aout: Remove target entries.
30576 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30577 Remove mention of AIX 4.1.
30578 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30579 * doc/invoke.texi (Running Protoize): Remove.
30580 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30581 (Protoize Caveats): Remove.
30582 * tsystem.h: Update comments on headers assumed to exist.
30584 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30586 * genautomata.c: Add a new year to the copyright. Add a new
30588 (struct insn_reserv_decl): Add comments for member bypass_list.
30589 (find_bypass): Remove.
30590 (insert_bypass): New.
30591 (process_decls): Use insert_bypass.
30592 (output_internal_insn_latency_func): Output all bypasses with the
30593 same input insn in one switch case.
30595 * rtl.def (define_bypass): Describe bypass choice.
30596 * doc/md.texi (define_bypass): Ditto.
30598 2009-03-27 Richard Guenther <rguenther@suse.de>
30600 * gimplify.c (mark_addressable): Export.
30601 * tree-flow.h (mark_addressable): Declare.
30602 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30603 * tree-ssa.c (verify_phi_args): Verify that address taken
30604 variables have TREE_ADDRESSABLE set.
30606 2009-03-27 Richard Guenther <rguenther@suse.de>
30608 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30609 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30610 Do not mark decls TREE_ADDRESSABLE.
30611 (build_fold_addr_expr): Adjust.
30612 (fold_addr_expr): Remove.
30613 (fold_unary): Use build_fold_addr_expr.
30614 (fold_comparison): Likewise.
30615 (split_address_to_core_and_offset): Likewise.
30616 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30618 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30619 (gimplify_modify_expr_to_memcpy): Mark source and destination
30621 * omp-low.c (create_omp_child_function): Mark the object decl
30623 (lower_rec_input_clauses): Mark the var we take the address of
30625 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30627 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30629 PR middle-end/39315
30630 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30631 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30633 2009-03-27 Richard Guenther <rguenther@suse.de>
30635 PR tree-optimization/39120
30636 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30638 (handle_lhs_call): Process return constraints. Add escape
30639 constraints if necessary.
30640 (handle_const_call): Fill out return constraints. Make nested
30641 case more precise. Avoid consttmp if possible.
30642 (handle_pure_call): Fill out return constraints. Avoid
30643 callused if possible.
30644 (find_func_aliases): Simplify call handling.
30646 2009-03-27 Richard Guenther <rguenther@suse.de>
30648 PR tree-optimization/39120
30649 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30650 as a representative.
30651 (solve_graph): Do propagate CALLUSED.
30652 (handle_pure_call): Use a scalar constraint from CALLUSED for
30654 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30657 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30660 * c-common.c (handle_aligned_attribute): Properly check alignment
30661 overflow. Use (1U << i) instead of (1 << i).
30663 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30665 * expr.h (get_mem_align_offset): Updated.
30667 * tree.h (tree_decl_common): Change align to "unsigned int" and
30668 move it before pointer_alias_set.
30670 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30671 Jakub Jelinek <jakub@redhat.com>
30674 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30675 gr_register_operand with gr_reg_or_0_operand.
30676 (cmpxchg_rel_di): Likewise.
30677 (sync_lock_test_and_set<mode>): Likewise.
30679 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30681 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30682 (true_regnum): Likewise.
30684 * rtlanal.c (subreg_info): Moved to ...
30685 * rtl.h (subreg_info): Here. New.
30686 (subreg_get_info): New.
30688 * rtlanal.c (subreg_get_info): Make it extern.
30690 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30693 * config/i386/i386.c (ix86_abi): New.
30694 (override_options): Handle -mabi=.
30695 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30696 (ix86_call_abi_override): Likewise.
30697 (init_cumulative_args): Likewise.
30698 (function_arg_advance): Likewise.
30699 (function_arg_64): Likewise.
30700 (function_arg): Likewise.
30701 (ix86_pass_by_reference): Likewise.
30702 (ix86_function_value_regno_p): Likewise.
30703 (ix86_build_builtin_va_list_abi): Likewise.
30704 (setup_incoming_varargs_64): Likewise.
30705 (is_va_list_char_pointer): Likewise.
30706 (ix86_init_machine_status): Likewise.
30707 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30708 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30709 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30710 (ix86_function_abi): Make it static and return enum calling_abi.
30711 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30713 (ix86_fn_abi_va_list): Updated.
30715 * config/i386/i386.h (ix86_abi): New.
30716 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30717 (CONDITIONAL_REGISTER_USAGE): Likewise.
30718 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30719 (machine_function): Likewise.
30721 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30723 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30724 (STACK_BOUNDARY): Likewise.
30725 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30727 * config/i386/i386.opt (mabi=): New.
30729 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30730 return enum calling_abi.
30731 (ix86_function_type_abi): Likewise.
30732 (ix86_function_abi): Removed.
30734 * doc/invoke.texi: Document -mabi= option for x86.
30736 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30738 * builtins.c (real_dconstp): Delete.
30739 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30741 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30742 Jakub Jelinek <jakub@redhat.com>
30745 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30746 (gen_subprogram_die): When a function is explicit, generate the
30747 DW_AT_explicit attribute.
30748 * langhooks.h (struct lang_hooks_for_decls): Add
30749 function_decl_explicit_p langhook.
30750 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30751 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30753 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30755 * builtins.c (fold_builtin_memory_op): Optimize memmove
30756 into memcpy if we can prove source and destination don't overlap.
30758 * tree-inline.c: Include gt-tree-inline.h.
30759 (clone_fn_id_num): New variable.
30760 (clone_function_name): New function.
30761 (tree_function_versioning): Use it.
30762 * Makefile.in (GTFILES): Add tree-inline.c.
30764 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30766 * BASE-VER: Change to 4.5.0.
30768 2009-03-27 Xinliang David Li <davidxl@google.com>
30770 PR tree-optimization/39557
30771 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30773 2009-03-27 Xinliang David Li <davidxl@google.com>
30775 PR tree-optimization/39548
30776 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30779 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30781 * c-common.c (pointer_int_sum): Use %wd on return from
30784 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30786 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30787 on return from tree_low_cst.
30789 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30792 * ginclude/stdarg.h (va_copy): Define also for
30793 __GXX_EXPERIMENTAL_CXX0X__.
30795 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30798 * builtins.h (c_strlen): Do not warn here.
30799 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30800 * c-common.c (pointer_int_sum): Take an explicit location.
30801 Warn about offsets out of bounds.
30802 * c-common.h (pointer_int_sum): Adjust declaration.
30804 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30806 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30809 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30812 * opts.c (warn_if_disallowed_function_p): Don't assume
30813 get_callee_fndecl must return non-NULL.
30815 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30817 PR rtl-optimization/39522
30818 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30819 when reg_reloaded_valid is set.
30821 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30823 * config/spu/divv2df3.c: New file.
30824 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30825 (DPBIT_FUNCS): Filter out _div_df.
30827 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30829 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30830 a jump insn, count that jump in the distance to the loop start.
30832 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30835 * config/sh/sh.c (calc_live_regs): Fix condition for global
30836 registers except PIC_OFFSET_TABLE_REGNUM.
30838 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30841 * doc/invoke.texi (-mconsole): New.
30843 (-mno-cygwin): New.
30845 (-mnop-fun-dllimport): New.
30849 (sub section "i386 and x86-64 Windows Options"): New.
30851 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30853 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30854 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30856 2009-03-25 Richard Guenther <rguenther@suse.de>
30858 PR middle-end/39497
30859 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30862 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30864 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30865 neither of haifa/selective schedulers are working.
30867 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30869 * doc/invoke.texi (Debugging Options): Fix description of
30870 -fno-merge-debug-strings.
30872 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30874 * config/cris/libgcc.ver: New version-script.
30875 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30877 * configure.ac <GAS features, nop mnemonic>: Add pattern
30878 crisv32-*-* for "nop".
30879 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30880 * configure: Regenerate.
30882 2009-03-24 Ira Rosen <irar@il.ibm.com>
30884 PR tree-optimization/39529
30885 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30886 mark_sym_for_renaming for the tag copied to the new vector
30889 2009-03-24 Arthur Loiret <aloiret@debian.org>
30891 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30892 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30893 EXTRA_SPEC_FUNCTIONS.
30894 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30895 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30896 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30897 -march and -mtune options.
30899 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30901 * config/m68k/t-rtems: Add m5329 multilib.
30903 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30904 Jakub Jelinek <jakub@redhat.com>
30907 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30910 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30913 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30914 instead of c_parser_expression_conv, if original_code isn't one of the
30915 4 allowed comparison codes, fail.
30917 2009-03-23 Richard Guenther <rguenther@suse.de>
30919 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30920 * tree.h (struct tree_type): Likewise.
30921 * reload.h (struct insn_chain): Likewise.
30922 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30923 * function.h (struct function): Likewise.
30924 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30926 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30928 PR tree-optimization/39516
30929 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30931 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30933 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30934 should be set true if BITS_PER_WORD of target is bigger than 32
30936 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30938 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30939 Translate -B-options to -rpath-link. Correct existing
30940 rpath-link and conditionalize on !nostdlib.
30942 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30944 * doc/extend.texi (Function Attributes, Variable Attributes):
30946 * doc/invoke.texi (Debugging Options, Optimize Options)
30947 (i386 and x86-64 Options, MCore Options): Likewise.
30949 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30952 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30953 it for block local namespace aliases.
30954 (gen_decl_die): Pass context_die to gen_namespace_die.
30956 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30959 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30960 minimum or maximum value.
30962 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30964 * reginfo.c (globalize_reg): Recompute derived reg sets.
30966 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30969 * libgcc2.c (mprotect): Do not use signed arguments for
30970 VirtualProtect, use DWORD arguments. Also fix the 'may
30971 be used uninitialized' warning for the np variable.
30973 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30976 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30977 functions using regparm calling conventions when not optimizing.
30978 (ix86_function_sseregparm): Similarly for sseregparm calling
30981 2009-03-19 Li Feng <nemokingdom@gmail.com>
30983 PR middle-end/39500
30984 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30985 dependence if the first conflict is after niter iterations.
30987 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30989 PR middle-end/38609
30990 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30991 functions with dynamic stack-pointer adjustments.
30993 2009-03-19 Ben Elliston <bje@au.ibm.com>
30995 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30996 option; change to -msdata=data.
30998 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31000 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
31003 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
31006 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
31008 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
31010 * doc/invoke.texi (Code Gen Options): Expand discussion of
31013 2009-03-18 Jakub Jelinek <jakub@redhat.com>
31015 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
31016 * matrix-reorg.c (struct matrix_info): Likewise.
31017 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31018 * rtl.h (struct mem_attrs): Likewise.
31019 * df.h (struct df): Likewise.
31020 * tree-data-ref.h (struct data_dependence_relation): Likewise.
31021 * ira-int.h (struct ira_allocno): Likewise.
31022 * df-scan.c (struct df_collection_rec): Likewise.
31023 * ira.c (struct equivalence): Likewise.
31024 * function.c (struct temp_slot): Likewise.
31025 * cfgloop.h (struct loop): Likewise.
31028 * function.c (use_register_for_decl): When not optimizing, disregard
31029 register keyword for variables with types containing methods.
31031 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
31033 PR middle-end/39447
31034 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31035 (is_simple_operand): Call contains_component_ref_p before calling data
31036 reference analysis that would fail on COMPONENT_REFs.
31038 * tree-vrp.c (search_for_addr_array): Fix formatting.
31040 2009-03-18 Richard Guenther <rguenther@suse.de>
31042 * tree-vect-transform.c (vect_loop_versioning): Fold the
31043 generated comparisons.
31044 * tree-vectorizer.c (set_prologue_iterations): Likewise.
31045 (slpeel_tree_peel_loop_to_edge): Likewise.
31047 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31049 PR middle-end/37805
31050 * opts.c (print_specific_help): In addition to `undocumented',
31051 accept `separate' and `joined' flags if passed alone. Describe
31052 output by the first matched one of those.
31053 (common_handle_option): Skip over empty strings.
31054 * gcc.c (display_help): Fix help string for `--help='.
31055 * doc/invoke.texi (Option Summary, Overall Options): With
31056 `--help=', classes and qualifiers can both be repeated, but
31057 only the latter can be negated. One should not pass only
31058 negated qualifiers. Fix markup and examples.
31061 2008-10-14 Jakub Jelinek <jakub@redhat.com>
31062 PR middle-end/37805
31063 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31064 and -fhelp=separate.
31066 2009-03-17 Jing Yu <jingyu@google.com>
31068 PR middle-end/39378
31069 * function.h (struct rtl_data): Move is_thunk from here...
31070 (struct function): ...to here.
31071 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31072 * varasm.c (assemble_start_function): Change is_thunk from crtl to
31074 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31076 (alpha_does_function_need_gp, alpha_start_function): Likewise.
31077 (alpha_output_function_end_prologue): Likewise.
31078 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31079 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31080 (rs6000_output_function_epilogue): Likewise.
31081 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31083 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31086 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31087 from different units in a single alternative.
31088 (*truncdfsf_i387): Ditto.
31089 (*truncxfsf2_mixed): Ditto.
31090 (*truncxfdf2_mixed): Ditto.
31092 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31094 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31095 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31098 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31099 unused non-artificial variables when not optimizing.
31102 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31103 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31104 NAMESPACE_DECL in its DECL_INITIAL.
31106 PR middle-end/39443
31107 * optabs.c (set_user_assembler_libfunc): New function.
31108 * expr.h (set_user_assembler_libfunc): New prototype.
31109 * c-common.c: Include libfuncs.h.
31110 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31111 for memcmp, memset, memcpy, memmove and abort.
31112 * Makefile.in (c-common.o): Depend on libfuncs.h.
31115 * dwarf2out.c (gen_inlined_enumeration_type_die,
31116 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31117 gen_tagged_type_instantiation_die): Removed.
31118 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31121 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31124 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31126 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31127 (check-parallel-%): Ditto.
31128 (check-consistency): Ditto.
31130 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31132 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31133 local variable rhs by NULL_TREE.
31135 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31138 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31140 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31143 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31145 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31148 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31149 for ms->sysv ABI calls only in 64bit mode.
31151 * config/i386/i386.md (untyped_call): Support 32bit.
31153 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31155 * doc/extend.texi: Replace x86_65 with x86_64.
31157 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31159 PR tree-optimization/39455
31160 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31161 mismatches for POINTER_TYPE_P (type).
31162 (number_of_iterations_le): Likewise.
31164 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31166 * config/picochip/picochip.c: Removed profiling support.
31167 * config/picochip/picochip.md: Removed profiling instruction.
31168 * config/picochip/picochip.h: Removed profiling builtin.
31170 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31172 * doc/install.texi (--with-host-libstdcxx): Document.
31174 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31177 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31178 generate a warning if the function name does not begin with
31179 "__vector" and the function has either the 'signal' or 'interrupt'
31180 attribute, from here to ...
31181 (avr_declare_function_name): ...here. New function.
31182 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31183 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31185 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31188 * cse.c (fold_rtx): Don't modify original const_arg1 when
31189 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31190 separate variable instead.
31191 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31192 from out of range shift counts.
31193 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31195 2009-03-13 Catherine Moore <clm@codesourcery.com>
31197 * config/i386/x-mingw32 (host-mingw32.o): Replace
31198 diagnostic.h with $(DIAGNOSTIC_H).
31200 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31203 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31205 * config/i386/sync.md (sync_compare_and_swap<mode>,
31206 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31207 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31209 (sync_double_compare_and_swapdi_pic,
31210 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31211 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31213 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31216 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31218 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31221 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31222 (avx_addsubv4df3): Likewise.
31223 (*avx_addsubv4sf3): Likewise.
31224 (sse3_addsubv4sf3): Likewise.
31226 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31229 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31231 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31234 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31235 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31236 registers for allocnos created from user-defined variables.
31238 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31241 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31242 of non-integer mode as well.
31244 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31246 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31247 for functions for which the parameter types are unknown.
31249 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31252 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31253 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31254 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31255 * config/i386/i386.c (ix86_local_alignment): For
31256 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31257 long long variables on the stack to avoid dynamic realignment.
31258 Allow the first argument to be a decl rather than type.
31259 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31261 2009-03-11 Nick Clifton <nickc@redhat.com>
31264 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31266 Add description to mno-lsim option.
31267 * config/mcore/mcore.h: Remove comment about deprecated m4align
31269 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31270 * doc/invoke.texi: Add description of mno-lsim and
31271 mstack-increment options.
31273 * config/fr30/fr30.opt: Document the -mno-lsim option.
31274 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31275 and -mno-lsim options.
31277 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31279 * fold-const.c (fold_comparison): Only call fold_inf_compare
31280 if the mode supports infinities.
31282 2009-03-11 Jason Merrill <jason@redhat.com>
31285 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31286 end already did. Notice GIMPLE_CALL modifications of the result.
31287 Don't copy debug information from an ignored decl or a decl from
31290 2009-03-10 Richard Guenther <rguenther@suse.de>
31291 Nathan Froyd <froydnj@codesourcery.com>
31293 PR middle-end/37850
31294 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31295 (__divMODE3): Likewise.
31297 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31299 PR tree-optimization/39394
31300 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31301 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31303 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31305 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31306 inline asms for register asm ("") declarations.
31308 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31310 * fold-const.c (fold_unary): Fix comment.
31312 2009-03-07 Jan Hubicka <jh@suse.cz>
31315 * tree-inline.c (setup_one_parameter): Do replacement of const
31316 argument by constant in SSA form.
31318 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31320 PR middle-end/38028
31321 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31322 determine alignment passed to assign_stack_local.
31323 (assign_parms_unsplit_complex): Likewise.
31324 * except.c (sjlj_build_landing_pads): Likewise.
31326 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31328 PR middle-end/39360
31329 * tree-flow.h (add_referenced_var): Return bool instead of void.
31330 * tree-dfa.c (add_referenced_var): Return result of
31331 referenced_var_check_and_insert call.
31332 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31333 of referenced_var_check_and_insert.
31336 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31337 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31338 DIE, don't emit it if abstract origin already has it.
31339 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31340 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31342 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31344 * genpreds.c (needs_variable): Fix parentheses at variable name
31346 (write_tm_constrs_h): Indent generated code.
31348 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31350 * doc/extend.texi (Function Attributes): Add documentation
31351 for isr attributes.
31353 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31356 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31357 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31359 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31361 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31364 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31367 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31368 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31370 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31372 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31373 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31374 constants instead of magic numbers.
31375 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31377 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31378 (x86_64_ms_abi_int_parameter_registers): Ditto.
31379 (x86_64_int_return_registers): Ditto.
31380 (ix86_maybe_switch_abi): Ditto.
31381 (ix86_expand_call): Ditto for clobbered_registers array.
31382 (ix86_hard_regno_mode_ok): Ditto.
31383 (x86_extended_QIreg_mentioned_p): Ditto.
31385 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31387 PR tree-optimization/39349
31388 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31390 * combine.c (gen_lowpart_for_combine): Use omode when generating
31393 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31395 PR rtl-optimization/39235
31396 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31398 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31400 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31402 2009-03-04 Richard Guenther <rguenther@suse.de>
31404 PR tree-optimization/39362
31405 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31406 that occur in abnormal PHIs should be varying.
31408 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31410 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31412 (simple_iv): Take loop as an argument instead of statement.
31413 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31414 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31416 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31418 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31419 * matrix-reorg.c (analyze_transpose): Ditto.
31420 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31421 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31422 * tree-predcom.c (ref_at_iteration): Ditto.
31423 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31425 2009-03-04 Richard Guenther <rguenther@suse.de>
31427 PR tree-optimization/39358
31428 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31429 escaped_id and callused_id.
31430 (solve_graph): Likewise.
31432 2009-03-04 Richard Guenther <rguenther@suse.de>
31434 PR tree-optimization/39339
31435 * tree-sra.c (try_instantiate_multiple_fields): Make it
31436 no longer ICE on the above.
31438 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31440 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31441 that fits within Pmode.
31443 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31445 PR middle-end/10109
31446 * tm.texi (LIBCALL_VALUE): Update description.
31448 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31450 PR middle-end/34443
31451 * doc/extend.texi (section): Update description.
31453 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31455 PR middle-end/39345
31456 * tree-inline.c (remapped_type): New.
31457 (can_be_nonlocal): Call remapped_type instead of remap_type.
31459 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31462 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31463 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31465 2009-03-03 Richard Guenther <rguenther@suse.de>
31467 PR middle-end/39272
31468 * tree.c (tree_nonartificial_location): New function.
31469 * tree.h (tree_nonartificial_location): Declare.
31470 * builtins.c (expand_builtin_memory_chk): Provide location
31471 of the call location for artificial function pieces.
31472 (maybe_emit_chk_warning): Likewise.
31473 (maybe_emit_sprintf_chk_warning): Likewise.
31474 (maybe_emit_free_warning): Likewise.
31475 * expr.c (expand_expr_real_1): Likewise.
31477 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31479 PR tree-optimization/39343
31480 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31481 COMPONENT_REF t has ARRAY_TYPE.
31483 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31485 PR middle-end/39335
31486 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31487 when the type precision of the induction variable should be
31488 larger than the type precision of nit.
31489 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31490 * graphite.c (graphite_loop_normal_form): Same.
31491 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31493 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31495 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31496 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31497 numbers to describe clobbered registers.
31498 (*call_value_0_rex64_ms_sysv): Ditto.
31499 * config/i386/mmx.md (mmx_emms): Ditto.
31500 (mmx_femms): Ditto.
31502 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31504 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31507 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31509 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31510 (spu_section_type_flags): New function.
31512 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31514 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31515 reg_class_contents of FLOAT_REGS into a temporary.
31517 2009-03-02 Richard Guenther <rguenther@suse.de>
31518 Ira Rosen <irar@il.ibm.com>
31520 PR tree-optimization/39318
31521 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31522 information to the vectorized statement.
31524 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31526 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31527 variable. Use defined names instead of magic constants for REX SSE
31530 2009-03-01 Richard Guenther <rguenther@suse.de>
31532 PR tree-optimization/39331
31533 * omp-low.c (lower_send_shared_vars): Do not receive new
31534 values for the reference of DECL_BY_REFERENCE parms or results.
31536 2009-03-01 Jan Hubicka <jh@suse.cz>
31539 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31540 BLOCK_NONLOCALIZED_VAR): New macros.
31541 (tree_block): Add nonlocalized_vars.
31542 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31543 gen_decl_die): Add origin argument. Allow generation of die with
31544 origin at hand only.
31545 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31546 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31548 (gen_block_die): Fix checking for unused blocks.
31549 (process_scope_var): Break out from .... ; work with origins only.
31550 (decls_for_scope) ... here; process nonlocalized list.
31551 (dwarf2out_ignore_block): Look for nonlocalized vars.
31552 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31554 (dump_scope_block): Dump them.
31555 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31556 (remap_block): Likewise.
31557 (can_be_nonlocal): New predicate.
31558 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31560 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31562 * configure: Regenerate.
31564 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31566 * optc-gen.awk: No need to duplicate option flags twice.
31567 Reuse help texts for duplicate options which do not have any.
31569 * gcc.c (display_help): Document --version.
31571 * gcc.c (main): If print_help_list and verbose_flag, ensure
31572 driver output comes before subprocess output.
31574 * optc-gen.awk: Assign all remaining fields to help string,
31575 space-separated, for multi-line help in *.opt.
31577 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31578 -Wno-pedantic-ms-format is for MinGW targets only.
31580 * doc/options.texi (Option file format): Fix bad indentation,
31581 restoring dropped sentence.
31583 2009-02-28 Jan Hubicka <jh@suse.cz>
31585 * tree-inline.c (tree_function_versioning): Output debug info.
31587 2009-02-28 Jan Hubicka <jh@suse.cz>
31590 * tree-inline.c (setup_one_parameter): Do not copy propagate
31591 arguments when not optimizing.
31593 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31596 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31597 (avx_addsubv4df3): Likewise.
31598 (*avx_addsubv4sf3): Likewise.
31599 (sse3_addsubv4sf3): Likewise.
31600 (*avx_addsubv2df3): Likewise.
31601 (sse3_addsubv2df3): Likewise.
31602 (avx_unpckhps256): Correct item selectors.
31603 (avx_unpcklps256): Likewise.
31604 (avx_unpckhpd256): Likewise.
31605 (avx_unpcklpd256): Likewise.
31607 2009-02-28 Jan Hubicka <jh@suse.cz>
31609 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31611 (copy_arguments_for_versioning): If var is declared don't declare it.
31612 (tree_function_versioning): First setup substitutions and then copy
31615 2009-02-27 Jan Hubicka <jh@suse.cz>
31618 * cgraph.h (varpool_output_debug_info): Remove.
31619 * cgraphunit.c (varpool_output_debug_info): Remove.
31620 * dwarf2out.c (deferred_locations_struct): New struct
31621 (deferred_locations): New type.
31622 (deferred_locations_list): New static var.
31623 (deffer_location): New function.
31624 (gen_variable_die): Use it.
31625 (decls_for_scope): Output info on local static vars.
31626 (dwarf2out_finish): Process deferred locations.
31627 * varpool.c (varpool_output_debug_info): Remove.
31629 2009-02-27 Jan Hubicka <jh@suse.cz>
31632 * tree.h (TREE_PROTECTED): Fix comment.
31633 (BLOCK_HANDLER_BLOCK): Remove.
31634 (struct tree_block): Remove handler_block add body_block.
31635 (inlined_function_outer_scope_p): New.
31636 (is_body_block): Remove.
31637 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31638 * dwarf2out.c (is_inlined_entry_point): Remove.
31639 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31640 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31642 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31643 * gimplify.c (gimplify_expr): Gimplify body blocks.
31644 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31645 block with multiple subblocks.
31646 (dump_scope_block): Prettier output; dump more flags and info.
31647 (dump_scope_blocks): New.
31648 (remove_unused_locals): Use dump_scope_blocks.
31649 * tree-flow.h (dump_scope_blocks): Declare.
31650 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31651 * stmt.c (is_body_block): Remove.
31652 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31653 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31655 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31657 PR middle-end/39308
31658 * graphite.c (graphite_loop_normal_form): Do not call
31659 number_of_iterations_exit from a gcc_assert.
31661 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31663 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31664 jumps if COND is NULL.
31665 (find_cond_jump): New function.
31666 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31667 * config/s390/s390.md: Remove z10_cobra attribute value.
31669 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31671 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31672 force_const_mem returns NULL_RTX.
31674 2009-02-26 Jan Hubicka <jh@suse.cz>
31677 * cgraph.h (varpool_output_debug_info): Remove.
31678 * cgraphunit.c (varpool_output_debug_info): Remove.
31679 * dwarf2out.c (deferred_locations_struct): New struct
31680 (deferred_locations): New type.
31681 (deferred_locations_list): New static var.
31682 (deffer_location): New function.
31683 (gen_variable_die): Use it.
31684 (decls_for_scope): Output info on local static vars.
31685 (dwarf2out_finish): Process deferred locations.
31686 * varpool.c (varpool_output_debug_info): Remove.
31688 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31690 PR rtl-optimization/39241
31691 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31692 to subreg_offset_representable_p.
31694 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31696 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31697 execute function prototype. Get f and nregs from max_reg_num
31698 and get_insns. Remove the first backward pass as it's dead,
31699 guard the forward pass by flag_expensive_optimizations.
31700 (rest_of_handle_regmove): Delete.
31701 (pass_regmove): Replace it with regmove_optimize.
31703 2009-02-25 Martin Jambor <mjambor@suse.cz>
31705 PR tree-optimization/39259
31706 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31707 calls_alloca function flags.
31708 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31709 calls are detected.
31711 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31713 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31714 flags_set_1_rtx, flags_set_1_set): Delete.
31715 (regmove_optimize): Do not call mark_flags_life_zones.
31717 2009-02-24 Julian Brown <julian@codesourcery.com>
31720 * config/arm/arm.c (require_pic_register): Only set
31721 cfun->machine->pic_reg once per function.
31723 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31725 * doc/invoke.texi (Link Options): Document an easier way to pass
31726 options that take arguments to the GNU linker using -Xlinker and -Wl.
31728 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31731 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31733 2009-02-24 Richard Guenther <rguenther@suse.de>
31736 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31738 2009-02-24 Richard Guenther <rguenther@suse.de>
31739 Zdenek Dvorak <ook@ucw.cz>
31741 PR tree-optimization/39233
31742 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31743 from converting them to a generic type.
31745 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31747 PR tree-optimization/39260
31748 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31749 contains a condition with a real type.
31750 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31752 2009-02-23 Jason Merrill <jason@redhat.com>
31755 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31756 narrowing_initializer_constant_valid_p.
31757 (narrowing_initializer_constant_valid_p): Don't return
31758 null_pointer_node for adding a pointer to itself.
31760 2009-02-23 Jan Hubicka <jh@suse.cz>
31763 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31766 2009-02-23 Jan Hubicka <jh@suse.cz>
31768 PR tree-optimization/37709
31769 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31770 * tree.h (block_ultimate_origin): Declare.
31771 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31772 * tree-ssa-live.c (remove_unused_scope_block_p):
31773 Eliminate blocks containig no instructions nor live variables nor
31775 (dump_scope_block): New function.
31776 (remove_unused_locals): Enable removal of dead blocks by default;
31777 enable dumping at TDF_DETAILS.
31779 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31781 * config/i386/i386.c (classify_argument): Don't allow COImode
31783 (function_arg_advance_32): Don't allow OImode.
31784 (function_arg_32): Likewise.
31785 (function_value_32): Likewise.
31786 (return_in_memory_32): Likewise.
31787 (function_arg_64): Remove OImode comment.
31789 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31792 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31793 ix86_expand_vector_set for V4DImode in 64bit mode only.
31794 (ix86_expand_vector_init_one_var): Likewise.
31796 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31798 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31800 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31803 * loop-iv.c: Revert last change.
31804 * emit-rtl.c: Likewise.
31806 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31809 * config/i386/i386.c (type_natural_mode): Remove an extra
31810 space in the warning message.
31811 (function_value_32): Handle 32-byte vector modes.
31812 (return_in_memory_32): Likewise.
31814 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31816 * loop-iv.c (truncate_value): New function.
31817 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31819 (lowpart_subreg): Move to...
31820 * emit-rtl.c: ...here.
31822 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31824 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31825 accidental and undocumented change at revision 140860.
31827 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31829 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31830 take gimple_seq * arguments.
31831 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31832 types_compatible_p langhook.
31834 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31835 Joseph Myers <joseph@codesourcery.com>
31837 * config/arm/arm.c (arm_builtin_va_list): New function.
31838 (arm_expand_builtin_va_start): Likewise.
31839 (arm_gimplify_va_arg_expr): Likewise.
31840 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31841 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31842 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31843 (va_list_type): New variable.
31844 (arm_mangle_type): Mangle va_list_type appropriately.
31846 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31848 PR middle-end/39157
31849 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31850 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31851 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31852 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31853 parameter to 1000 for -O1 by default.
31854 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31856 * loop-invariant.c: Include params.h.
31857 (move_loop_invariants): Don't call move_single_loop_invariants on
31860 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31862 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31863 offset when calculating bounds for indexing stack_usage_map. Fixes
31864 a buffer overflow with certain target setups.
31866 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31869 * calls.c (expand_call): Clear try_tail_call if caller and callee
31870 disagree in promotion of function return value.
31872 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31875 * c-common.c (c_determine_visibility): If visibility changed and
31876 DECL_RTL has been already set, call make_decl_rtl to update symbol
31879 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31882 * varasm.c (assemble_variable): Don't check DECL_NAME when
31883 globalizing a variable.
31885 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31888 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31889 expression before any __builtin_trap call.
31890 * c-typeck.c (build_function_call): Convert and check function
31891 arguments before generating a call to a trap. Evaluate the
31892 function arguments before the trap.
31894 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31897 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31898 (UNSPEC_FXAM_MEM): New unspec.
31899 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31900 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31901 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31903 2009-02-19 Richard Guenther <rguenther@suse.de>
31905 PR tree-optimization/39207
31906 PR tree-optimization/39074
31907 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31908 storedanything_tree): New.
31909 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31910 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31911 (build_succ_graph): Add edges from STOREDANYTHING to all
31913 (init_base_vars): Initialize STOREDANYTHING.
31914 (compute_points_to_sets): Free substitution info after
31915 building the succ graph.
31916 (ipa_pta_execute): Likewise.
31918 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31920 (do_ds_constraint): Do not add to special var or non-pointer
31922 (type_could_have_pointers): Split out from ...
31923 (could_have_pointers): ... here. For arrays use the element type.
31924 (create_variable_info_for): Initialize may_have_pointers.
31925 (new_var_info): Likewise.
31926 (handle_lhs_call): Make the HEAP variable unknown-sized.
31927 (intra_create_variable_infos): Use a type with pointers for
31928 PARM_NOALIAS, make it unknown-sized.
31930 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31933 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31935 2009-02-18 Jason Merrill <jason@redhat.com>
31938 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31939 value if DECL_EXTERNAL.
31940 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31941 * target.h (gcc_target::binds_local_p): Clarify "module".
31942 * tree.h (TREE_PUBLIC): Clarify "module".
31944 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31947 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31948 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31950 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31953 * c.opt (Wabi): Support C and ObjC.
31956 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31958 * config/i386/i386.c (classify_argument): Warn once about the ABI
31959 change when passing union with long double.
31961 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31963 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31966 * c-parser.c (c_parser_compound_statement): Always enter and leave
31969 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31972 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31974 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31976 PR tree-optimization/36922
31977 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31978 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31981 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31983 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31986 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31988 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31990 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31992 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31995 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31996 Richard Sandiford <rdsandiford@googlemail.com>
31998 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31999 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
32000 (loongson_biadd): ...this.
32002 2009-02-17 Richard Guenther <rguenther@suse.de>
32004 PR tree-optimization/39202
32005 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
32006 a var make sure to follow existing collapses.
32008 2009-02-17 Richard Guenther <rguenther@suse.de>
32010 PR middle-end/39214
32011 * langhooks.c (lhd_print_error_function): Check for NULL block.
32013 2009-02-17 Richard Guenther <rguenther@suse.de>
32015 PR tree-optimization/39204
32016 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32019 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
32021 * config/soft-fp/double.h: Update from glibc CVS.
32023 2009-02-17 Richard Guenther <rguenther@suse.de>
32025 PR tree-optimization/39207
32026 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32027 strict-aliasing warnings for pointers pointing to NULL.
32029 2009-02-16 Joseph Myers <joseph@codesourcery.com>
32032 * c-parser.c (c_parser_braced_init): Call pop_init_level when
32033 skipping until next close brace.
32035 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
32038 * config/i386/i386.c (ix86_expand_push): Set memory alignment
32039 to function argument boundary.
32041 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32043 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
32044 in the lea_add. Reload eventually constraints it properly.
32045 * config/picochip/constraints.md: Remove the target constraint
32046 "b", since it is not needed anymore.
32048 2009-02-16 Jakub Jelinek <jakub@redhat.com>
32050 * gthr-dce.h: Uglify function parameter and local variable names.
32051 * gthr-gnat.h: Likewise.
32052 * gthr-mipssde.h: Likewise.
32053 * gthr-nks.h: Likewise.
32054 * gthr-posix95.h: Likewise.
32055 * gthr-posix.h: Likewise.
32056 * gthr-rtems.h: Likewise.
32057 * gthr-single.h: Likewise.
32058 * gthr-solaris.h: Likewise.
32059 * gthr-tpf.h: Likewise.
32060 * gthr-vxworks.h: Likewise.
32061 * gthr-win32.h: Likewise.
32063 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
32066 * config/i386/i386.md: Restrict the new peephole2 to move
32067 between MMX/SSE registers.
32069 2009-02-15 Richard Guenther <rguenther@suse.de>
32072 2009-02-13 Richard Guenther <rguenther@suse.de>
32074 * configure.ac: Enable LFS.
32075 * configure: Re-generate.
32076 * config.in: Likewise.
32078 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32080 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32081 spu_srqwbyte, spu_srqwbytebc): Define.
32082 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32083 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32084 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32085 "shrqby_<mode>"): New insn-and-split patterns.
32086 * config/spu/spu.c (expand_builtin_args): Determine and return
32087 number of operands using spu_builtin_description data.
32088 (spu_expand_builtin_1): Use it.
32090 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32093 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32096 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32099 * config/i386/i386.c (override_options): Correct warning
32100 messages for -malign-loops, -malign-jumps and -malign-functions.
32102 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32105 * config/i386/i386.md: Restrict the new peephole2 to move
32106 between the general purpose registers.
32108 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32111 * config/i386/i386.c (type_natural_mode): Add a new argument.
32112 Return the original mode and warn ABI change if vector size is 32byte.
32113 (function_arg_advance): Updated.
32114 (function_arg): Likewise.
32115 (ix86_function_value): Likewise.
32116 (ix86_return_in_memory): Likewise.
32117 (ix86_sol10_return_in_memory): Likewise.
32118 (ix86_gimplify_va_arg): Likewise.
32119 (function_arg_32): Don't warn ABX ABI change here.
32120 (function_arg_64): Likewise.
32122 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32124 * loop-iv.c (implies_p): In the final case, test that operands 0
32125 of the two comparisons match.
32127 * config/bfin/bfin.c (find_prev_insn_start): New function.
32128 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32129 (find_next_insn_start): Move.
32131 2009-02-13 Richard Guenther <rguenther@suse.de>
32133 * configure.ac: Enable LFS.
32134 * configure: Re-generate.
32135 * config.in: Likewise.
32137 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32140 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32141 sizes on syntax error after some arguments have been parsed.
32143 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32145 * doc/invoke.texi (-fira): Remove.
32147 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32149 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32150 * recog.c: Likewise.
32153 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32155 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32156 (umul_ppmm): Likewise.
32157 (count_leading_zeros): Likewise.
32158 (count_trailing_zeros): Likewise.
32159 (UMUL_TIME): Likewise.
32161 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32163 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32164 soft-fp/t-softfp to tmake_file.
32166 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32167 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32168 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32169 IA64_BUILTIN_INFQ]: New.
32170 (ia64_init_builtins): Initialize __builtin_infq,
32171 __builtin_fabsq and __builtin_copysignq if not HPUX.
32172 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32173 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32175 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32177 (__fixtfti): Likewise.
32178 (__fixunstfti): Likewise.
32179 (__floattitf): Likewise.
32181 * config/ia64/libgcc-glibc.ver: New.
32182 * config/ia64/t-fprules-softfp: Likewise.
32183 * config/ia64/sfp-machine.h: Likewise.
32185 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32186 (LIBGCC2_TF_CEXT): Likewise.
32187 (TF_SIZE): Likewise.
32188 (TARGET_INIT_LIBFUNCS): Likewise.
32190 * config/ia64/t-glibc (SHLINB_MAPFILES):
32191 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32193 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32195 * config/i386/i386.c (construct_container): Rewrite processing
32196 BLKmode with X86_64_SSE_CLASS.
32198 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32201 * config/i386/i386.md: Replace simplify_replace_rtx with
32202 replace_rtx in the new peephole2.
32204 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32206 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32207 loop unrolling do not happen at -O2.
32209 2009-02-12 Michael Matz <matz@suse.de>
32211 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32213 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32215 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32218 2009-02-12 Ben Elliston <bje@au.ibm.com>
32220 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32221 patterns when updating the back chain. Missed in the 2009-02-10
32224 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32226 * doc/extend.texi (Decimal Floating Types): Update identifier of
32227 draft TR and list of missing support.
32229 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32231 PR middle-end/39154
32232 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32233 bit to variable length decl's flags, add it also to its
32234 pointer replacement variable.
32236 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32237 Jakub Jelinek <jakub@redhat.com>
32240 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32241 (memory_blockage): New expander.
32242 (*memory_blockage): New insn pattern.
32243 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32244 instead of general blockage at the end of function prologue when
32245 frame pointer is used to access red zone area. Do not emit blockage
32246 when profiling, it is emitted in generic code.
32247 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32248 function epilogue when frame pointer is used to access red zone area.
32250 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32253 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32254 by arithmetic with memory operands.
32255 * config/i386/predicates.md (commutative_operator): New.
32257 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32259 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32262 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32264 * alias.h (record_alias_subset): Declare.
32265 * alias.c (record_alias_subset): Make global.
32267 2009-02-10 Nick Clifton <nickc@redhat.com>
32269 * tree-parloops.c: Change license to GPLv3.
32270 * ipa-struct-reorg.c: Change license to GPLv3.
32271 * ipa-struct-reorg.h: Change license to GPLv3.
32273 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32276 * c-decl.c (start_struct): Return NULL on error.
32278 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32280 PR middle-end/39124
32281 * cfgloopmanip.c (remove_path): Call remove_bbs after
32282 cancel_loop_tree, not before it.
32285 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32286 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32287 VAR_DECLs were seen.
32288 * tree-ssa-live.c (remove_unused_locals): Recompute
32289 cfun->has_local_explicit_reg_vars.
32290 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32291 copies or clearings if cfun->has_local_explicit_reg_vars.
32293 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32296 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32297 of function prologue when frame pointer is used to access
32300 2009-02-10 Richard Guenther <rguenther@suse.de>
32302 PR middle-end/39127
32303 * gimplify.c (gimple_regimplify_operands): Always look if
32304 we need to create a temporary.
32306 2009-02-10 Richard Guenther <rguenther@suse.de>
32308 PR tree-optimization/39132
32309 * tree-loop-distribution.c (todo): New global var.
32310 (generate_memset_zero): Trigger TODO_rebuild_alias.
32311 (tree_loop_distribution): Return todo.
32313 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32316 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32317 (x86_64_reg_class_name): Removed.
32318 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32319 first one isn't X86_64_SSE_CLASS or any other ones aren't
32320 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32321 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32322 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32323 and 3 X86_64_SSEUP_CLASS.
32324 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32325 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32327 2009-02-10 Ben Elliston <bje@au.ibm.com>
32329 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32330 form instruction to update the stack back chain word, even if the
32331 user has disabled the generation of update instructions.
32332 (movdi_<mode>_update_stack): New.
32333 (movsi_update_stack): Likewise.
32334 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32335 always use an update form instruction to update the stack back
32338 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32340 PR middle-end/38953
32341 * graphite.c (if_region_set_false_region): After moving a region in
32342 the false branch of a condition, remove the empty dummy basic block.
32343 (gloog): Remove wrong fix for PR38953.
32345 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32347 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32348 generation due to implicit sign extension.
32350 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32352 PR middle-end/38981
32353 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32354 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32356 2009-02-09 Richard Guenther <rguenther@suse.de>
32358 PR middle-end/35202
32359 * convert.c (convert_to_real): Disable (float)fn((double)x)
32360 to fnf(x) conversion if errno differences may occur and
32361 -fmath-errno is set.
32363 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32365 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32366 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32367 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32369 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32372 * c-common.c (handle_alias_attribute): Disallow attribute for
32373 anything not a FUNCTION_DECL or VAR_DECL.
32375 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32378 * real.c (do_compare): Special-case compare of zero against
32379 decimal float value.
32381 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32384 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32385 as indicating flexible array members unless the field itself is
32386 being declarared as the incomplete array.
32388 2009-02-06 Jan Hubicka <jh@suse.cz>
32390 PR tree-optimization/38844
32391 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32392 is already inlined.
32394 2009-02-06 Richard Guenther <rguenther@suse.de>
32396 PR middle-end/38977
32397 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32398 fork because we may expand it as __gcov_fork.
32400 2009-02-06 Nick Clifton <nickc@redhat.com>
32402 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32404 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32406 PR tree-optimization/35659
32407 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32408 vn_phi_eq): Shortcut if hashcode does not match.
32409 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32411 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32412 and avoid iterative_hash_expr.
32413 (FOR_EACH_VALUE_ID_IN_SET): New.
32414 (value_id_compare): Remove.
32415 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32416 sort expressions by value id.
32418 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32421 * config/sh/predicates.md (general_movsrc_operand): Don't check
32422 the subreg of system registers here.
32424 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32427 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32428 on the copied decl.
32430 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32432 PR rtl-optimization/39110
32433 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32434 addresses, not aligned ones.
32436 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32437 Richard Guenther <rguenther@suse.de>
32439 PR tree-optimization/39100
32440 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32441 comment says and add edges.
32443 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32446 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32447 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32449 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32451 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32452 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32453 register_bb_in_sese, new_sese, free_sese): Moved.
32454 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32455 outermost_loop_in_scop, build_scop_iteration_domain,
32456 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32457 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32458 Use loop_in_sese_p instead of loop_in_scop_p.
32459 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32460 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32461 (scopdet_basic_block_info): Fix bug in scop detection.
32462 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32463 eq_loop_to_cloog_loop): Remove.
32464 (nb_loops_around_loop_in_scop, nb_loop
32465 ref_nb_loops): Moved here...
32466 * graphite.h (ref_nb_loops): ... from here.
32467 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32468 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32469 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32471 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32472 Hans-Peter Nilsson <hp@axis.com>
32474 PR rtl-optimization/37889
32475 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32476 Move offset handling from PLUS to before the switch. Use new
32477 arguments when considering SYMBOL_REFs too.
32478 (rtx_addr_can_trap_p): Pass dummy offset and size.
32479 (enum may_trap_p_flags): Remove.
32480 (may_trap_p_1): Pass size from MEM_SIZE.
32482 PR rtl-optimization/38921
32483 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32484 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32485 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32486 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32488 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32490 AVX Programming Reference (January, 2009)
32491 * config/i386/sse.md (*vpclmulqdq): New.
32493 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32495 PR tree-optimization/38977
32496 PR gcov-profile/38292
32497 * calls.c (special_function_p): Disregard __builtin_ prefix.
32499 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32501 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32502 non-indexable addresses even before reload.
32504 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32507 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32508 as having variable size. Do not give an error for unnamed
32509 parameters with [*] declarators. Give a warning for type names
32510 with [*] declarators and mark them as variable size.
32511 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32512 for sizeof applied to [*] type names.
32514 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32517 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32519 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32521 * gcc.c (process_command): Update copyright notice dates.
32522 * gcov.c (print_version): Likewise.
32523 * gcov-dump.c (print_version): Likewise.
32524 * mips-tfile.c (main): Likewise.
32525 * mips-tdump.c (main): Likewise.
32527 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32530 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32531 for composite type involving a zero-length array type.
32533 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32536 * function.c (match_asm_constraints_1): Skip over
32537 initial optional % in the constraint.
32539 PR inline-asm/39059
32540 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32541 supported, don't accept FIXED_CSTs.
32542 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32543 and _Sat is used without _Fract/_Accum. Set specs->type to
32544 integer_type_node for cts_fract/cts_accum if fixed point is not
32547 2009-02-02 Catherine Moore <clm@codesourcery.com>
32549 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32551 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32553 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32554 (ABI_HAS_64BIT_SYMBOLS): Use it.
32555 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32557 2009-02-02 Paul Brook <paul@codesourcery.com>
32559 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32561 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32563 PR inline-asm/39058
32564 * recog.h (asm_operand_ok): Add constraints argument.
32565 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32566 recurse on matching constraint.
32567 (check_asm_operands): Pass constraints as 3rd argument to
32568 asm_operand_ok. Don't look up matching constraint here.
32569 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32572 2009-02-02 Ben Elliston <bje@au.ibm.com>
32574 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32575 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32577 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32579 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32580 information. Remove some obsolete information. Reorganize.
32582 * config/pa/fptr.c: Revert license to GPL 2.
32583 * config/pa/milli64.S: Likewise.
32585 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32588 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32589 LIBRARY name in, instead of hard-coding it.
32590 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32591 extra target make frag to tmake_files according to EH model.
32592 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32593 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32594 frags that define makefile variable EH_MODEL appropriately.
32595 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32596 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32597 to "-sjlj" according to type of EH configured.
32598 (LIBGCC_SONAME): Concatenate it to shared library base name.
32599 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32600 to "_sjlj" according to type of EH configured.
32601 (LIBGCC_SONAME): Concatenate it to shared library base name.
32602 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32603 (SHLIB_LINK): Add missing semicolon to if-else construct.
32604 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32605 string value of "pe_dll" command-line option.
32606 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32607 (SHLIB_SONAME): Use it when overriding t-cygming default.
32608 (SHLIB_IMPLIB): Override t-cygming default.
32609 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32610 string value of "pe_dll" command-line option.
32612 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32615 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32616 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32618 2009-01-31 Richard Guenther <rguenther@suse.de>
32620 PR tree-optimization/38937
32621 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32622 computing the transitive closure.
32624 2009-01-30 Richard Guenther <rguenther@suse.de>
32626 PR tree-optimization/39041
32627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32628 Propagate variable indices only if the types match for this stmt.
32630 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32633 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32634 inline but never defined.
32636 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32638 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32639 (*insv_h_di_reg_extimm): New insn.
32640 (*insv_l<mode>_reg_extimm): New insn.
32642 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32644 * config/picochip/picochip.c (flag_conserve_stack): set
32645 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32646 fconserve-stack. Reduce call-overhead used by inliner.
32648 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32651 * common.opt (flag_conserve_stack): Initialised to zero.
32653 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32656 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32657 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32660 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32662 * ira-color.c (allocno_reload_assign): Update comments.
32663 * regmove.c (regmove_optimize): Likewise.
32667 2009-01-29 Robert Millan <rmh@aybabtu.com>
32669 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32670 * config/i386/kopensolaris-gnu.h: New file. Undefine
32671 `MD_UNWIND_SUPPORT'.
32672 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32674 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32676 PR tree-optimization/39007
32677 * tree-loop-distribution.c (generate_builtin): Use
32678 recompute_dominator to compute the immediate dominator of the
32679 basic block just after the loop.
32681 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32683 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32684 (ASM_OUTPUT_DWARF_PCREL): Define.
32686 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32688 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32689 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32690 global. Modify entries about regmove and IRA.
32692 * ra-conflict.c: Remove the file.
32694 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32696 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32697 (pass_regclass_init): Rename to pass_reginfo_init.
32699 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32701 * toplev.h (flag_ira): Remove.
32703 * caller-save.c (setup_save_areas): Remove flag_ira.
32705 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32707 * global.c: Remove the file.
32709 * opts.c (decode_options): Remove flag_ira.
32711 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32713 * regmove.c: Modify file description.
32714 (find_use_as_address, try_auto_increment): Define them only if
32715 AUTO_INC_DEC is defined.
32716 (replacement_quality, replace_in_call_usage, fixup_match_1,
32717 stable_and_no_regs_but_for_p): Remove.
32718 (reg_set_in_bb): Make it static.
32719 (regmove_optimize): Remove flag_ira and code which worked for
32722 * local-alloc.c: Remove the file.
32724 * common.opt (fira): Remove.
32726 * ira.c: Include except.h.
32727 (eliminable_regset): Move from global.c.
32728 (mark_elimination): Ditto. Remove flag_ira.
32729 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32730 equiv_mem_modified, validate_equiv_mem_from_store,
32731 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32732 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32733 no_equiv, recorded_label_ref): Move from local-alloc.c.
32734 (update_equiv_regs): Ditto. Make it static.
32735 (print_insn_chain, print_insn_chains): Move it from global.c.
32736 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32737 (build_insn_chain): Ditto. Make it static.
32738 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32739 Rename to init_live_subregs.
32740 (gate_ira): Remove flag_ira.
32742 * regclass.c: Rename reginfo.c. Change file description.
32743 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32744 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32745 (init_reg_sets_1): Remove code for evaluation of
32746 reg_class_superclasses and losing_caller_save_reg_set.
32747 (init_regs): Remove init_reg_autoinc.
32748 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32749 ok_for_base_p_nonstrict): Remove.
32750 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32751 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32752 corresponding entries.
32753 (dump_regclass, record_operand_costs, scan_one_insn,
32754 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32755 record_address_regs, auto_inc_dec_reg_p): Remove.
32756 (gt-regclass.h): Rename to gt-reginfo.h.
32758 * rtl.h (dump_global_regs, retry_global_alloc,
32759 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32761 * Makefile.in (RA_H): Remove.
32762 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32763 Rename regclass.o to reginfo.o.
32764 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32766 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32767 (GTFILES): Rename regclass.c to reginfo.c.
32769 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32770 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32772 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32773 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32775 (finish_spills): Ditto. Remove code for !flag_ira.
32777 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32779 PR middle-end/35854
32780 * doc/invoke.texi (rtl debug options): Complete rewrite.
32781 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32783 * mode-switching.c (pass_mode_switching): Rename pass from
32784 "mode-sw" to "mode_sw".
32785 * except.c (pass_convert_to_eh_ranges): Rename pass from
32786 "eh-ranges" to "eh_ranges".
32787 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32791 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32792 Alexander Monakov <amonakov@ispras.ru>
32794 PR middle-end/38857
32795 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32797 (move_exprs_to_boundary): Change return type and pass through
32798 should_move from move_op. Relax assert. Update usage ...
32799 (schedule_expr_on_boundary): ... here. Use should_move instead of
32801 (move_op_orig_expr_found): Indicate that insn was disconnected from
32803 (code_motion_process_successors): Do not call after_merge_succs
32804 callback if original expression was not found when traversing any of
32806 (code_motion_path_driver): Change return type. Update prototype.
32807 (move_op): Update comment. Add a new parameter (should_move). Update
32808 prototype. Set *should_move based on indication provided by
32809 move_op_orig_expr_found.
32811 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32813 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32814 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32815 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32816 * config/rs6000/rs6000.c (rs6000_override_options): Default
32817 avoid-indexed-addresses on for Power6, off for everything else.
32818 (avoiding_indexed_address_p): New function.
32819 (rs6000_legitimize_address): Use it.
32820 (rs6000_legitimate_address): Likewise.
32821 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32823 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32825 PR tree-optimization/38997
32826 * tree-loop-distribution.c (generate_memset_zero): Use
32827 POINTER_PLUS_EXPR for a pointer addition.
32829 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32831 * config/s390/s390.md (bswap<mode>2): New pattern added.
32833 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32835 * config/s390/s390.md (*tls_load_31): Added type attribute.
32837 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32839 * config/s390/s390.md: Fix a few comments.
32841 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32843 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32844 (*tm<mode>_full): Fixed z10prop attribute.
32845 (*tst<mode>_extimm): Fixed z10prop attribute.
32846 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32847 (*tstqiCCT_cconly): Fixed z10prop attribute.
32848 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32849 (*movsi_larl): Fixed z10prop attribute.
32850 (*movsi_zarch): Fixed z10prop attribute.
32851 (*movsi_eas): Fixed z10prop attribute.
32852 (*movhi): Fixed z10prop attribute.
32853 (*movqi): Fixed z10prop attribute.
32854 (*movstrictqi): Fixed z10prop attribute.
32855 (*mov<mode>): Fixed z10prop attribute.
32856 (*movcc): Fixed z10prop attribute.
32857 (*sethighpartdi_64): Fixed z10prop attribute.
32858 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32859 (*negdi2_sign_cc): Fixed z10prop attribute.
32860 (*negdi2_sign): Fixed z10prop attribute.
32861 (*absdi2_sign_cc): Fixed z10prop attribute.
32862 (*absdi2_sign): Fixed z10prop attribute.
32863 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32864 (*negabsdi2_sign): Fixed z10prop attribute.
32865 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32866 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32867 (doloop_si64): Fixed z10prop attribute.
32868 (doloop_si31): Fixed z10prop attribute.
32869 (doloop_long): Fixed z10prop attribute.
32870 (indirect_jump): Fixed z10prop attribute.
32871 (nop): Fixed z10prop attribute.
32872 (main_base_64): Fixed z10prop attribute.
32873 (reload_base_64): Fixed z10prop attribute.
32875 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32877 PR rtl-optimization/38740
32878 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32880 * config/mips/mips.c (mips_reorg): Likewise.
32882 2009-01-28 Richard Guenther <rguenther@suse.de>
32884 PR tree-optimization/38926
32885 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32886 with the correct value id to a value.
32887 (do_regular_insertion): Use the value number of edoubleprime
32888 for the value number of the expr.
32891 2008-08-21 Richard Guenther <rguenther@suse.de>
32893 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32894 a PHI ask VN if it is already available.
32895 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32896 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32898 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32900 PR middle-end/38934
32901 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32902 set to varying whenever max has TREE_OVERFLOW set, similarly
32903 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32905 2009-01-28 Richard Guenther <rguenther@suse.de>
32907 PR middle-end/38908
32908 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32909 uninitialized aggregate uses in call arguments.
32911 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32913 PR tree-optimization/38984
32914 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32915 the nothing_id variable if -fno-delete-null-pointer-checks.
32917 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32920 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32921 (set_got_offset_rex64): Ditto.
32923 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32926 * doc/extend.texi: Improve local variable with asm reg.
32928 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32930 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32931 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32932 was not supplied then set warn_packed_bitfield_compat to the
32933 default value of 1.
32934 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32937 2009-01-27 Richard Guenther <rguenther@suse.de>
32939 PR tree-optimization/38503
32940 * cfgexpand.c (expand_gimple_basic_block): Ignore
32941 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32942 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32943 variables that cannot have TBAA applied.
32944 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32947 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32949 PR middle-end/38969
32950 * calls.c (initialize_argument_information): Do not wrap complex
32951 arguments in SAVE_EXPR.
32953 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32955 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32956 (INSTALL_LIBGCC): Revert typo commit.
32958 2009-01-26 Richard Guenther <rguenther@suse.de>
32960 PR tree-optimization/38745
32961 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32962 from special handling.
32964 2009-01-26 Richard Guenther <rguenther@suse.de>
32966 PR tree-optimization/38745
32967 * tree-ssa.c (execute_update_addresses_taken): Do not include
32968 variables that cannot possibly be a register in not_reg_needs.
32969 Do not clear TREE_ADDRESSABLE on vars that may not become
32971 * tree-ssa.c (update_alias_info_1): Include those in the set
32972 of addressable vars.
32974 2009-01-26 Richard Guenther <rguenther@suse.de>
32976 PR middle-end/38851
32977 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32978 * tree-ssa-dse.c: Include langhooks.h
32979 (execute_simple_dse): Remove stores with zero size.
32981 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32984 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32987 2009-01-24 Julian Brown <julian@codesourcery.com>
32989 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32990 config/arm/linux-atomic.c.
32991 * config/arm/linux-atomic.c: New.
32993 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32995 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32996 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32997 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32999 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
33002 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
33005 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
33007 PR tree-optimization/38953
33008 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
33009 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33010 (gloog): Split the exit of the scop when the scop exit is a loop exit.
33011 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33014 2009-01-24 Paul Brook <paul@codesourcery.com>
33016 * config/arm/neon.md (neon_type): Move to arm.md.
33017 (neon_mov<VSTRUCT>): Add neon_type attribute.
33018 * config/arm/arm.md (neon_type): Move to here.
33019 (conds): Add "unconditioal" and use as default for NEON insns.
33021 2009-01-24 Ben Elliston <bje@au.ibm.com>
33023 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33024 void *' warning from -Wc++-compat.
33025 * Makefile.in (dominance.o-warn): Remove.
33027 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
33029 PR tree-optimization/38932
33030 * fold-const.c (fold_unary_ignore_overflow): New.
33031 * tree.h (fold_unary_ignore_overflow): Declare.
33032 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33033 * tree-ssa-sccvn.c (visit_reference_op_load,
33034 simplify_unary_expression): Likewise.
33036 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
33038 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
33039 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
33040 regardless of their type.
33041 * c-common.c (handle_packed_attribute): Don't ignore packed on
33043 * c.opt (Wpacked-bitfield-compat): New warning option.
33044 * stor-layout.c (place_field): Warn if offset of a field changed.
33045 * doc/extend.texi (packed): Mention the ABI change.
33046 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33047 (Warning Options): Add it to the list.
33049 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
33051 * c-opts.c (c_common_post_options): Fix a typo in comments.
33053 2009-01-22 Steve Ellcey <sje@cup.hp.com>
33055 PR middle-end/38615
33056 * gimplify.c (gimplify_init_constructor): Fix promotion of const
33057 variables to static.
33058 * doc/invoke.texi (-fmerge-all-constants): Update description.
33060 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
33063 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33064 (*movdi_1_rex64): Use type "mmx" for alternative 5.
33066 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
33068 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33070 (LOCAL_ALIGNMENT): Similarly.
33072 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33073 Joseph Myers <joseph@codesourcery.com>
33075 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33076 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33077 * config/arm/arm-tune.md: Regenerate.
33078 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33081 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33083 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33084 version number to five.
33086 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33089 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33090 * c-common.c (set_underlying_type): Likewise.
33091 (is_typedef_decl ): Likewise
33093 (set_underlying_type): Likewise.
33094 (is_typedef_type): Likewise.
33096 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33098 PR middle-end/38587
33099 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33102 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33105 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33106 (LIBGCC_SPEC): Don't define.
33107 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33109 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33111 PR rtl-optimization/38879
33112 * alias.c (base_alias_check): Unaligned access via AND address can
33113 alias all surrounding object types except those with sizes equal
33114 or wider than the size of unaligned access.
33116 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33119 * c-decl.c (clone_underlying_type): Move this ...
33120 * c-common.c (set_underlying_type): ... here.
33121 Also, make sure the function properly sets TYPE_STUB_DECL() on
33122 the newly created typedef variant type.
33123 (is_typedef_decl ): New entry point.
33124 * tree.h: Added a new member member_types_needing_access_check to
33125 struct tree_decl_non_common.
33126 (set_underlying_type): New entry point.
33127 (is_typedef_type): Likewise.
33129 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33131 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33132 Check whether two instructions have memory references that
33133 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33134 are helper functions for traversing.
33135 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33136 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33137 not to draw dependency edge for instructions with non-conflicting
33140 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33143 * longlong.h: Update copyright years. Use soft-fp license notice.
33144 Sync __clz_tab declaration with glibc.
33146 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33149 * doc/extend.texi (syscall_linkage): New.
33150 (version_id): Modify.
33152 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33153 Richard Guenther <rguenther@suse.de>
33155 PR tree-optimization/38747
33156 PR tree-optimization/38748
33157 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33158 conversion if the base address is an indirect reference and the
33159 aliasing sets could cause issues.
33161 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33163 * common.opt (fgraphite, fgraphite-identity): Add comment for
33164 explaining why these options are not documented.
33166 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33168 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33169 gimple_call_lhs is NULL.
33171 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33174 * emit-rtl.c (adjust_address_1): Make sure memref is never
33177 2009-01-20 Ben Elliston <bje@au.ibm.com>
33179 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33180 const qualifier from arg parameter. Remove unnecessary cast to char *.
33181 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33182 const qualifier from arg 2.
33184 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33186 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33188 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33191 * rtl.h (reinit_regs): New prototype.
33192 * regclass.c: Include ira.h.
33193 (reinit_regs): New.
33194 * Makefile.in (regclass.o): Add ira.h.
33195 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33197 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33200 * c-common.c (handle_aligned_attribute): Use
33201 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33202 default alignment value.
33204 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33206 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33207 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33209 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33210 __BIGGEST_ALIGNMENT__.
33212 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33214 2009-01-18 Richard Guenther <rguenther@suse.de>
33216 PR tree-optimization/38819
33217 * tree-flow.h (operation_could_trap_helper_p): Declare.
33218 * tree-eh.c (operation_could_trap_helper_p): Export.
33219 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33220 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33221 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33222 are about to insert a possibly trapping instruction and fail
33225 2009-01-18 Andreas Schwab <schwab@suse.de>
33227 * doc/install.texi (Configuration): Remove obsolete paragraph
33228 about use of --with-gnu-ld with --with-gnu-as.
33230 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33232 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33233 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33234 Follow spelling conventions.
33236 2009-01-18 Ben Elliston <bje@au.ibm.com>
33238 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33239 C++ warning about implicit conversion from void * to struct
33241 (bitmap_obstack_free): Likewise for bitmap_element *.
33242 * Makefile.in (bitmap.o-warn): Remove.
33244 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33246 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33248 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33249 Tobias Grosser <tobi.grosser@amd.com>
33251 * graphite.c (graphite_trans_scop_block): Do not block single
33254 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33256 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33257 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33258 test with assertion.
33260 2009-01-16 Richard Guenther <rguenther@suse.de>
33262 PR tree-optimization/38835
33263 PR middle-end/36227
33264 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33265 and INT + PTR -> (INT)(PTR p+ INT) folding.
33266 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33268 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33271 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33272 the subreg from a lowpart subreg if it is also casting the value.
33274 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33275 Tobias Grosser <tobi.grosser@amd.com>
33277 * graphite.c (compare_prefix_loops): New.
33278 (build_scop_canonical_schedules): Rewritten.
33279 (graphite_transform_loops): Move build_scop_canonical_schedules
33280 after build_scop_iteration_domain.
33282 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33283 Tobias Grosser <tobi.grosser@amd.com>
33285 * graphite.c (add_conditions_to_domain): Add the loops to
33286 the dimension of the iteration domain. Do copy the domain
33287 only when it exists.
33288 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33289 (add_conditions_to_constraints): New.
33290 (can_generate_code_stmt, can_generate_code): Removed.
33291 (gloog): Do not call can_generate_code.
33292 (graphite_transform_loops): Call add_conditions_to_constraints
33293 after building the iteration domain.
33295 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33297 PR tree-optimization/38789
33298 * tree-ssa-threadedge.c
33299 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33300 __builtin_constant_p.
33302 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33304 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33305 examined before deleting them.
33307 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33309 * function.c (aggregate_value_p): Correctly extract the function
33310 type from CALL_EXPR_FN lookup.
33312 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33314 * config/picochip/picochip.c (picochip_override_options): Revert
33315 CFI asm flag disable commited previously.
33317 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33318 Tobias Grosser <tobi.grosser@amd.com>
33319 Jan Sjodin <jan.sjodin@amd.com>
33321 * graphite.c (scan_tree_for_params): On substractions negate
33322 all the coefficients of the term.
33323 (clast_to_gcc_expression_red): New. Handle reduction expressions
33324 of more than two operands.
33325 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33326 (get_vdef_before_scop): Handle also the case of default definitions.
33328 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33330 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33331 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33332 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33334 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33335 Joey Ye <joey.ye@intel.com>
33337 PR middle-end/37843
33338 * cfgexpand.c (expand_stack_alignment): Don't update stack
33339 boundary nor check incoming stack boundary here.
33340 (gimple_expand_cfg): Update stack boundary and check incoming
33341 stack boundary here.
33343 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33345 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33347 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33349 PR rtl-optimization/38245
33350 * calls.c (expand_call): Add stack arguments to
33351 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33352 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33353 in regs and partially in memory or BLKmode arguments.
33354 (emit_library_call_value_1): Add stack arguments to
33355 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33356 ACCUMULATE_OUTGOING_ARGS).
33357 * dce.c: Include tm_p.h.
33358 (find_call_stack_args): New function.
33359 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33361 (mark_insn): Call find_call_stack_args for CALL_Ps.
33362 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33363 forwards. Allocate and free arg_stores bitmap if needed, pass it
33364 down to deletable_insn_p, don't mark stores set in arg_stores
33365 bitmap, clear the bitmap at the beginning of each bb.
33366 * Makefile.in (dce.o): Depend on $(TM_P_H).
33368 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33371 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33372 to make sure the insn is a conditional test (bug 22599). Reformat a
33375 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33377 PR middle-end/38431
33378 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33379 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33380 (gloog): Do not call cleanup_tree_cfg.
33381 (graphite_transform_loops): Call cleanup_tree_cfg after all
33382 scops have been code generated.
33384 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33385 * doc/gty.texi (Invoking the garbage collector): Added new node
33386 and section documenting ggc_collect.
33388 2009-01-14 Richard Guenther <rguenther@suse.de>
33390 PR tree-optimization/38826
33391 PR middle-end/38477
33392 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33393 initialization notes only if we actually emitted a warning.
33394 (intra_create_variable_infos): Add constraints for a result decl
33395 that is passed by hidden reference.
33396 (build_pred_graph): Mark all related variables non-direct on
33399 2009-01-14 Nick Clifton <nickc@redhat.com>
33401 * ira-conflicts.c: Include addresses.h for the definition of
33403 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33404 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33406 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33409 * Makefile.in (ira-lives.o): Add except.h.
33411 * ira-lives.c: Include except.h.
33412 (process_bb_node_lives): Process can_throw_internal.
33414 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33416 PR rtl-optimization/38774
33417 * combine.c (simplify_set): When undoing cc_use change, don't do
33418 PUT_CODE on the newly created comparison, but instead put back the
33421 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33423 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33424 values. Remove duplicate arm8 entry.
33426 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33428 PR tree-optimization/38786
33429 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33430 the SSA_NAME case of expand_scalar_variables_expr.
33431 Set the type of an expression to the type of its assign statement.
33432 (expand_scalar_variables_expr): Also gather the scalar computation
33433 used to index the memory access. Do not pass loop_p.
33434 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33435 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33436 the gimple_stmt_iterator where it inserts new code.
33437 Do not pass loop_p.
33438 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33439 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33441 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33443 * graphite.h (debug_value): Removed.
33444 * graphite.c (debug_value): Removed.
33446 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33448 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33449 ldrd/strd with two 32-bit instructions.
33451 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33453 * config/arm/arm.c (struct processors): Pass for speed down into
33454 cost helper functions.
33455 (const_ok_for_op): Handle COMPARE and inequality nodes.
33456 (arm_rtx_costs_1): Rewrite.
33457 (arm_size_rtx_costs): Update prototype.
33458 (arm_rtx_costs): Pass speed down to helper functions.
33459 (arm_slowmul_rtx_costs): Rework cost calculations.
33460 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33461 (arm_9e_rtx_costs): Likewise.
33463 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33465 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33466 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33467 (alpha_legitimize_address): Do not split local symbols wider than
33468 UNITS_PER_WORD into HIGH/LO_SUM parts.
33470 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33473 * gcc.c (process_command): Replace call to execvp with calls
33474 to pex_one and exit.
33476 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33479 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33480 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33481 variant for devices with 3-byte PC.
33482 (__tablejump_elpm__): New.
33484 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33487 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33488 offsetof member-designator, handle it as `[0].'.
33490 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33492 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33493 function when not using named sections on targets with named sections
33494 if branch distance is less than 262132.
33496 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33498 * combine.c (combine_instructions): Recompute
33499 optimize_this_for_speed_p for each BB in the main combine loop.
33501 2009-01-12 Tomas Bily <tbily@suse.cz>
33504 * tree-loop-distribution.c (prop_phis): New function.
33505 (generate_builtin): Call prop_phis.
33507 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33509 PR tree-optimization/38807
33510 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33511 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33513 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33515 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33516 subreg of op0 to the original op0.
33518 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33520 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33522 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33525 * mips-tfile.c (parse_def): Fix parsing of def strings
33526 starting with digits.
33528 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33531 * config/arm/arm.c (arm_is_long_call_p): Don't call
33532 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33534 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33536 * regrename.c (regrename_optimize): Fix dumping.
33537 (find_oldest_value_reg): Preserve REG_POINTER.
33538 (copy_hardreg_forward_1): Likewise.
33540 2009-01-09 Diego Novillo <dnovillo@google.com>
33542 * gimple.h (struct gimple_statement_base) <uid>: Document
33543 the restrictions on its use.
33544 (gimple_uid): Tidy.
33545 (gimple_set_uid): Tidy.
33547 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33549 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33550 zero guard even if align_bytes != 0 and count is smaller than
33553 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33555 PR rtl-optimization/38495
33556 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33557 (add_range_and_copies_from_move_list): Print all added ranges.
33558 Add ranges to memory optimized destination.
33560 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33564 * config/i386/i386.c (override_options): Reject
33565 -mstringop-strategy=rep_8byte with -m32.
33566 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33567 to 1. Do count comparison against epilogue_size_needed at compile
33568 time even when count_exp was constant forced into register. For
33569 size_needed don't jump to epilogue, instead just avoid aligning
33570 and invoke the body algorithm. If need_zero_guard, add zero guard
33571 even if count is non-zero, but smaller than size_needed + number of
33572 bytes that could be stored for alignment.
33573 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33574 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33575 but smaller than size_needed + number of bytes that could be stored
33576 for alignment. Compare size_needed with epilogue_size_needed instead
33577 of desired_align - align, don't adjust size_needed, pass
33578 epilogue_size_needed to the epilogue expanders.
33581 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33583 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33585 * pa.c (last_address): Change to unsigned.
33586 (update_total_code_bytes): Change argument to unsigned. Don't
33587 check if insn addresses are set.
33588 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33589 addresses are not set.
33590 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33592 2009-01-09 Nick Clifton <nickc@redhat.com>
33594 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33595 DECL_DECLARED_INLINE_P.
33597 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33599 PR middle-end/38347
33600 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33601 GET_MODE (op0) in operand_subword_force calls.
33603 PR middle-end/38771
33604 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33605 fold_convert arg0 operands to TREE_TYPE (op0) first.
33607 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33609 * params.def (ira-max-conflict-table-size): Decrease default value
33612 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33614 PR tree-optimization/37031
33615 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33617 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33618 allocate it using gc instead of heap, use VEC_quick_push instead of
33620 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33621 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33622 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33623 allocated vector from heap allocated.
33624 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33625 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33626 vector only after perfect_loop_nest_depth call.
33628 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33629 Jan Sjodin <jan.sjodin@amd.com>
33631 PR tree-optimization/38559
33632 * graphite.c (debug_value, copy_constraint,
33633 swap_constraint_variables, scale_constraint_variable, ): New.
33634 (get_lower_bound, get_upper_bound): Removed.
33635 (graphite_trans_bb_strip_mine): Clean up this code that works
33636 only for constant number of iterations. Fully copy upper and
33637 lower bound constraints, not only the constant part of them.
33638 * graphite.h (debug_value): Declared.
33640 2009-01-08 Ira Rosen <irar@il.ibm.com>
33642 PR tree-optimization/37194
33643 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33644 Don't add the cost of cost model guard in prologue to scalar
33645 outside cost in case of known number of iterations.
33647 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33648 Alan Modra <amodra@bigpond.net.au>
33650 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33651 non-word-aligned REG+CONST addressing.
33653 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33656 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33657 free_after_compilation when outputting a thunk.
33658 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33659 Do not call free_after_compilation here.
33661 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33663 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33664 (ix86_valid_target_attribute_inner_p): Ditto.
33666 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33668 PR tree-optimization/38492
33669 PR tree-optimization/38498
33670 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33671 * tree-chrec.h (scev_is_linear_expression): Declared.
33672 * graphite.c (graphite_cannot_represent_loop_niter): New.
33673 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33674 (graphite_loop_normal_form): Use gcc_assert.
33675 (scan_tree_for_params): Use CASE_CONVERT.
33676 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33677 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33678 Use gcc_assert. Discard scops that contain unhandled cases.
33679 (build_scop_conditions): Return a boolean status for unhandled cases.
33680 (strip_mine_profitable_p): Print the loop number, not its depth.
33681 (is_interchange_valid): Pass the depth of the loop nest, don't
33682 recompute it wrongly.
33683 (graphite_trans_bb_block): Same.
33684 (graphite_trans_bb_block): Print tentative of loop blocking.
33685 (graphite_trans_scop_block): Do not print that the loop has been
33687 (graphite_transform_loops): Do not handle scops that contain condition
33690 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33692 AVX Programming Reference (December, 2008)
33693 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33694 (_mm256_stream_pd): Likewise.
33695 (_mm256_stream_ps): Likewise.
33697 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33698 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33699 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33700 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33701 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33702 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33703 (ix86_expand_special_args_builtin): Likewise.
33705 * config/i386/sse.md (AVXMODEDI): New.
33706 (avx_movnt<mode>): Likewise.
33707 (avx_movnt<mode>): Likewise.
33708 (<sse>_movnt<mode>): Remove AVX support.
33709 (sse2_movntv2di): Likewise.
33711 2009-01-07 Richard Guenther <rguenther@suse.de>
33713 PR middle-end/38751
33714 * fold-const.c (extract_muldiv): Remove obsolete comment.
33715 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33716 to PLUS_EXPR canonicalization for the canonicalization.
33718 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33720 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33721 hosted cross-compilers generating less efficient code.
33723 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33725 * function.h (rtl_data): Add a dbr_scheduled_p field.
33726 * reorg.c (dbr_schedule): Set it.
33727 (gate_handle_delay_slots): Check it.
33728 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33729 (mips_reorg): Check flag_delayed_branch instead of
33730 mips_base_delayed_branch.
33731 (mips_override_options): Don't set mips_base_delayed_branch
33732 or flag_delayed_branch.
33734 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33736 PR rtl-optimization/38426.
33737 * ira.c (ira): Set current_function_is_leaf earlier.
33739 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33741 PR rtl-optimization/38722
33742 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33743 too early, only set a flag and modify after last possible
33746 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33749 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33750 * real.c (decimal_single_format): Correct values of emin and emax.
33751 (decimal_double_format): Ditto.
33752 (decimal_quad_format): Ditto.
33753 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33754 computation of DECnn_MIN and DECnn_MAX for corrected values of
33755 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33756 __DECnn_MIN__, and adjust its computation for the corrected value
33759 2009-01-06 Jan Hubicka <jh@suse.cz>
33762 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33764 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33766 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33767 Add Robert Clark to the list of testers.
33769 2009-01-06 Jan Hubicka <jh@suse.cz>
33770 Kai Tietz <kai.tietz@onevision.com>
33772 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33773 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33775 2009-01-06 Jan Hubicka <jh@suse.cz>
33776 Kai Tietz <kai.tietz@onevision.com>
33778 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33780 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33781 (ix86_nsaved_regs): Count only general purpose regs.
33782 (ix86_nsaved_sseregs): New.
33783 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33784 to 16 for w64; compute padding and size of sse reg save area.
33785 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33786 general purpose regs.
33787 (ix86_emit_save_sse_regs_using_mov): New.
33788 (ix86_expand_prologue): Save SSE regs if needed.
33789 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33790 (ix86_emit_restore_sse_regs_using_mov): New.
33791 (ix86_expand_epilogue): Save SSE regs if needed.
33793 2009-01-06 Jan Hubicka <jh@suse.cz>
33794 Kai Tietz <kai.tietz@onevision.com>
33796 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33797 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33798 functions when accumulate outgoing args is off.
33800 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33803 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33804 before using pseudos_have_intersected_live_ranges_p.
33806 * ira-int.h (ira_assert): Always define.
33808 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33810 AVX Programming Reference (December, 2008)
33811 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33812 (_mm256_permute2_pd): Likewise.
33813 (_mm_permute2_ps): Likewise.
33814 (_mm256_permute2_ps): Likewise.
33815 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33816 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33818 * config/i386/i386.c (ix86_builtins): Remove
33819 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33820 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33821 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33822 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33823 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33824 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33825 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33826 __builtin_ia32_vpermil2ps256.
33827 (ix86_init_mmx_sse_builtins): Updated.
33828 (ix86_expand_args_builtin): Likewise.
33830 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33832 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33833 long absolute calls when generating PA 2.0 code.
33835 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33837 PR rtl-optimization/38583
33838 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33840 * params.def (ira-max-conflict-table-size): New.
33842 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33844 * ira.h (ira_conflicts_p): New external definition.
33846 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33847 table. Report this. Return result of building.
33848 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33849 building conflict table.
33851 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33852 (ira_color): Use ira_conflicts_p.
33854 * global.c: Include ira.h.
33855 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33858 * Makefile.in (global.o): Add ira.h.
33860 * ira-build.c (mark_all_loops_for_removal,
33861 propagate_some_info_from_allocno): New.
33862 (remove_unnecessary_allocnos): Call
33863 propagate_some_info_from_allocno.
33864 (remove_low_level_allocnos): New.
33865 (remove_unnecessary_regions): Add parameter. Call
33866 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33867 parameter to remove_unnecessary_regions.
33868 (ira_build): Remove all regions but root if the conflict table was
33869 not built. Update conflict hard regs for allocnos crossing calls.
33871 * ira.c (ira_conflicts_p): New global.
33872 (ira): Define and use ira_conflicts_p.
33874 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33875 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33876 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33878 2009-01-06 Ben Elliston <bje@au.ibm.com>
33880 * gengtype-lex.l (YY_NO_INPUT): Define.
33882 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33885 * c-common.c (handle_vector_size_attribute): Also reject
33886 BOOLEAN_TYPE types.
33888 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33890 PR tree-optimization/38492
33891 * graphite.c (rename_map_elt, debug_rename_elt,
33892 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33893 rename_map_elt_info, eq_rename_map_elts,
33894 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33895 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33896 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33897 (sese_build_livein_liveouts): New.
33898 (new_sese, free_sese): New.
33899 (new_scop): Call new_sese.
33900 (free_scop): Call free_sese.
33901 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33902 (register_old_new_names): Renamed register_old_and_new_names.
33903 (register_scop_liveout_renames, add_loop_exit_phis,
33904 insert_loop_close_phis, struct igp,
33905 default_liveout_before_guard, add_guard_exit_phis,
33906 insert_guard_phis, copy_renames): New.
33907 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33908 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33909 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33910 (scop_adjust_phis_for_liveouts): New.
33911 (gloog): Call scop_adjust_phis_for_liveouts.
33913 * graphite.h (struct sese): Documented. Added fields liveout,
33914 num_ver and livein.
33915 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33916 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33917 (struct scop): Added field liveout_renames.
33918 (SCOP_LIVEOUT_RENAMES): New.
33920 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33922 PR tree-optimization/38510
33923 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33924 (translate_clast): Call recompute_all_dominators before
33926 (gloog): Call recompute_all_dominators before graphite_verify.
33928 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33929 Jan Sjodin <jan.sjodin@amd.com>
33931 PR tree-optimization/38500
33932 * graphite.c (create_sese_edges): Call fix_loop_structure after
33935 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33937 * config.gcc: Add m32r*-*-rtems*.
33938 * config/m32r/rtems.h: New file.
33940 2009-01-05 Ben Elliston <bje@au.ibm.com>
33942 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33943 (.po.pox): Likewise.
33944 (po/gcc.pot): Likewise.
33946 2009-01-04 David S. Miller <davem@davemloft.net>
33948 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33949 (STARTING_FRAME_OFFSET): Always set to zero.
33951 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33953 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33954 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33955 fixed-point types, and vectors of the same.
33957 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33959 * config/mips/sync.md (*mb_barrier): Rename to...
33960 (*memory_barrier): ...this.
33962 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33964 * doc/extend.texi (Function Attributes): Move @cindex after @item
33965 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33966 and put in alphabetical order. Fix 'target' name and put in order.
33967 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33970 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33972 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33973 (memory_barrier): Expand as unspec instead of unspec_volatile.
33974 Remove mem:BLK from insn operands. Use Pmode scratch register.
33975 (*memory_barrier): Define as unspec instead of unspec_volatile.
33976 Use (match_dup 0) as input operand.
33978 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33979 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33980 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33981 scratch register. Remove operand 1.
33982 (*stbar): Define as unspec instead of unspec_volatile.
33983 Use (match_dup 0) as input operand, remove (const_int 8).
33984 (*membar): Define as unspec instead of unspec_volatile.
33985 Use (match_dup 0) as input operand, remove input operand 2.
33987 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33988 (memory_barrier): Expand as unspec instead of unspec_volatile.
33989 Remove mem:BLK from insn operands. Use Pmode scratch register.
33990 (*memory_barrier): Define as unspec instead of unspec_volatile.
33991 Use (match_dup 0) as input operand.
33993 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33994 Remove mem:BLK from insn operands. Use Pmode scratch register.
33995 Set volatile flag on operand 0.
33996 (*memory_barrier): New insn pattern.
33998 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
34000 (*memory_barrier): Use (match_dup 0) as input operand.
34002 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
34003 Remove mem:BLK from insn operands. Use Pmode scratch register.
34004 Set volatile flag on operand 0.
34005 (*mb_internal): New insn pattern.
34007 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
34009 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34011 PR middle-end/38586
34012 * function.c (struct temp_slot): Move to the section of the file
34013 that deals with temp slots. Remove field 'address'.
34014 (temp_slot_address_table): New hash table of address -> temp slot.
34015 (struct temp_slot_address_entry): New struct, items for the table.
34016 (temp_slot_address_compute_hash, temp_slot_address_hash,
34017 temp_slot_address_eq, insert_temp_slot_address): Support functions
34019 (find_temp_slot_from_address): Rewrite to use the new hash table.
34020 (remove_unused_temp_slot_addresses): Remove addresses of temp
34021 slots that have been made available.
34022 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34023 worker function for remove_unused_temp_slot_addresses.
34024 (assign_stack_temp_for_type): Don't clear the temp slot address list.
34025 Add the temp slot address to the address -> temp slot map.
34026 (update_temp_slot_address): Update via insert_temp_slot_address.
34027 (free_temp_slots): Call remove_unused_temp_slot_addresses.
34028 (pop_temp_slots): Likewise.
34029 (init_temp_slots): Allocate the address -> temp slot map, or empty
34030 the map if it is already allocated.
34031 (prepare_function_start): Initialize temp slot processing.
34033 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34035 PR middle-end/38584
34036 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34037 Calculate the size of all stack vars assuming no packing of stack
34038 vars will happen, replacing a quadratic algorithm with a linear one.
34040 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34043 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34046 2009-01-03 Diego Novillo <dnovillo@google.com>
34048 * doc/contrib.texi: Update contributions.
34050 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34053 * builtins.c (fold_builtin_memory_op): Give up if either operand
34054 is volatile. Set srctype or desttype to non-qualified version
34058 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34059 and FUNCTION_DECLs.
34061 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
34063 PR rtl-optimization/35805
34064 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34065 problem if fast dce is able to remove any instructions.
34066 * dce.c (dce_process_block): Fix dump message.
34068 2009-01-02 Mark Mitchell <mark@codesourcery.com>
34071 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34073 2009-01-02 Jakub Jelinek <jakub@redhat.com>
34075 PR middle-end/38690
34076 * tree-flow.h (op_code_prio, op_prio): New prototypes.
34077 * tree-pretty-print.c (op_code_prio): New function.
34078 (op_prio): No longer static. Use op_code_prio.
34079 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34080 Use op_prio and op_code_prio to determine if () should be
34081 printed around operand(s) or not.
34083 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34084 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34085 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34086 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34087 pp_character instead of pp_string for single letter printing.
34089 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34091 * doc/extend.texi: Fix '#pragma GCC option' typo.
34093 2009-01-02 Richard Guenther <rguenther@suse.de>
34095 * doc/install.texi (--enable-checking): Mention different
34096 default for stage1.
34097 (--enable-stage1-checking): Document.
34099 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34101 PR middle-end/30142
34102 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34103 case to be an error.
34105 2009-01-02 Ben Elliston <bje@au.ibm.com>
34107 * config/fp-bit.h (pack_d): Constify argument.
34108 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34109 (isnan): Constify argument.
34111 (iszero): Likewise.
34112 (pack_d): Likewise.
34113 (_fpadd_parts): Constify return type.
34114 (_fpmul_parts): Likewise.
34115 (_fpdiv_parts): Likewise.
34117 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34120 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34121 warn about overwriting initializer with side-effects or
34122 -Woverride-init if !IMPLICIT.
34123 (output_init_element): Likewise. Pass IMPLICIT down to
34125 (process_init_element): Add IMPLICIT argument. Pass it down
34126 to output_init_element.
34127 (push_init_element, pop_init_level, set_designator): Adjust
34128 process_init_element callers.
34129 (set_nonincremental_init, set_nonincremental_init_from_string):
34130 Adjust add_pending_init callers.
34131 (output_pending_init_elements): Adjust output_init_element callers.
34132 * c-tree.h (process_init_element): Adjust prototype.
34133 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34134 process_init_element callers.
34137 Copyright (C) 2009 Free Software Foundation, Inc.
34139 Copying and distribution of this file, with or without modification,
34140 are permitted in any medium without royalty provided the copyright
34141 notice and this notice are preserved.