1 2009-12-10 Ben Elliston <bje@au.ibm.com>
3 * fwprop.c (free_load_extend): Initialise `use'.
5 2009-12-09 David Edelsohn <edelsohn@gnu.org>
7 * builtins.c (do_mpc_ckconv): Pass the component type to
10 2009-12-09 Xinliang David Li <davidxl@google.com>
12 PR tree-optimization/42337
13 * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
15 2009-12-09 Nathan Froyd <froydnj@codesourcery.com>
17 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
18 mulv2sf3, divv2sf3): New expanders.
19 * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
20 spe_evdivws): Rename to use standard GCC names.
21 * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
22 mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
23 * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
24 names for renamed patterns.
26 2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28 * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
30 2009-12-09 Jakub Jelinek <jakub@redhat.com>
32 * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
33 ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
35 * configure: Regenerated.
37 2009-12-08 Richard Henderson <rth@redhat.com>
39 * combine.c (setup_incoming_promotions): Fix sign-extend of
40 zero-extend case; tidy conditions.
42 2009-12-08 Michael Matz <matz@suse.de>
45 * function.c (free_temp_slots): Only walk the temp slot
46 addresses and combine slots if we actually changes something.
47 (pop_temp_slots): Ditto.
49 2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
52 * ipa-struct-reorg.c (compare_fields): New function.
53 (find_field_in_struct_1): Use compare_fields function.
54 (is_equal_types): Likewise.
56 2009-12-07 DJ Delorie <dj@redhat.com>
59 * config/mep/mep.c (mep_expand_prologue): Set
60 really_need_stack_frame after frame_size is set.
62 2009-12-07 Richard Henderson <rth@redhat.com>
65 * combine.c (setup_incoming_promotions): Improve the conditions
66 under which we respect the promotions applied.
68 2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
70 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
71 * config/sparc/linux64.h (ASM_SPEC): Likewise.
73 2009-12-07 Richard Henderson <rth@redhat.com>
77 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
78 for ssa names already registered for update.
80 2009-12-07 Jakub Jelinek <jakub@redhat.com>
83 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
86 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
88 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
89 options when bit_LWP is set.
91 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
93 * config/i386/cpuid.h (bit_ABM): New.
94 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
95 options when bit_ABM is set.
97 2009-12-07 Jakub Jelinek <jakub@redhat.com>
99 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
101 (bdesc_args): ... here.
102 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
103 (x86_64-*-*): Likewise.
105 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
107 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
108 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
109 * config/i386/i386-c.c (__POPCNT__): Defined.
110 * config/i386/popcntintrin.h: ...here. New file.
111 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
112 Include popcntintrin.h.
113 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
116 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
118 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
120 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
121 * config/i386/sse.md: Remove all XOP splitters.
122 Allow the second and fourth operands of XOP multiply-add insns
125 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
127 * config/i386/sse.md: Remove all FMA4 splitters.
128 Allow the second operand of FMA4 insns to be a nonimmediate.
129 Fix comments punctuation.
131 2009-12-07 Julian Brown <julian@codesourcery.com>
133 * config/arm/constraints.md (Ps, Pt): New constraint letters.
134 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
136 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
139 * configure.ac (HAVE_mpc): Don't define.
140 * config.in, configure: Regenerate.
143 * builtins.c: Remove HAVE_mpc* checks throughout.
144 * fold-const.c: Likewise.
146 * toplev.c: Likewise.
148 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
150 * config.gcc (cpu_is_64bit): Add new core e500mc64.
151 (powerpc*-*-*): Add new core e500mc64.
152 * config/rs6000/e500mc64.md: New file.
153 * config/rs6000/rs6000.c (processor_costs): Add new costs for
155 (rs6000_override_options): Add e500mc64 case to
156 processor_target_table. Altivec and Spe options not allowed with
157 e500mc64. Disable string instructions for e500mc64. Enable branch
158 targets alignment for both e500mc and e500mc64. Initialize
159 rs6000_cost for e500mc64.
160 (rs6000_emit_sISEL): New function.
161 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
162 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
164 (rs6000_issue_rate): Set issue rate for e500mc64.
165 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
166 on architectures with isel.
167 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
168 * config/rs6000/rs6000.h (processor_type): Add
169 PROCESSOR_PPCE500MC64.
170 (ASM_CPU_SPEC): Add e500mc64.
171 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
173 (abssi2_isel): Expand pattern to handle DImode.
174 (nabs<mode>2_isel): New pattern.
175 (absdi2): Change pattern to handle 64 bit isel targets.
176 (absdi2_internal): Exclude ISEL targets.
177 (nabsdi2): Exclude ISEL targets.
178 * doc/invoke.texi: Add e500mc64 to list of cpus.
180 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/i386.md (any_or): New code iterator.
183 (any_logic): Rename from plogic code iterator.
184 (logicprefix): Rename from plogicprefix code attribute.
185 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
186 any_or code iterator.
187 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
188 any_or code iterator.
189 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
190 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
191 (ior and xor splitters): Ditto.
192 * config/i386/mmx.md: Updated for rename.
193 * config/i386/sse.md: Ditto.
195 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
198 Remove quotes around condition logic code.
200 2009-12-06 Richard Henderson <rth@redhat.com>
203 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
206 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
208 * doc/install.texi: Document MPC is required.
210 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/i386.md (g): Add HImode and QImode.
213 (general_szext_operand): New mode attribute.
214 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
215 SWI124 mode iterator.
216 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
218 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
219 SWI124 mode iterator.
220 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
222 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
223 SWI248 mode iterator.
224 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
226 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
228 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
230 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
231 SWI248 mode iterator.
232 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
234 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
237 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
239 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
241 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
242 "'-mfused-madd' was removed".
243 * config/i386/i386.opt (mfused-madd): New.
244 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
245 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
247 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
249 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
250 * pa-hpux10.h (LIB_SPEC): Likewise.
251 * pa-hpux11.h (LIB_SPEC): Likewise.
254 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
256 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
258 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
260 * configure: Regenerate.
262 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
264 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
267 2009-12-04 David Daney <ddaney@caviumnetworks.com>
269 PR rtl-optimization/42164
270 * combine.c (combine_simplify_rtx): Handle truncation of integer
273 2009-12-04 Richard Guenther <rguenther@suse.de>
275 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
276 Revert previous change.
277 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
278 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
281 2009-12-04 Richard Guenther <rguenther@suse.de>
283 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
285 (call_may_clobber_ref_p_1): Likewise.
287 2009-12-04 Matthias Klose <doko@ubuntu.com>
288 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
291 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
292 * config/pa/pa-linux.h (LIB_SPEC): Remove.
294 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
295 Richard Henderson <rth@redhat.com>
297 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
298 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
299 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
300 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
301 matching a memory access. Do not use ix86_fma4_valid_op_p.
303 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
305 2009-12-03 Richard Henderson <rth@redhat.com>
307 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
308 all operands into registers.
310 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
312 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
314 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
315 * config/i386/sse.md: Same.
317 2009-12-03 Richard Guenther <rguenther@suse.de>
319 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
320 instead of DECL_NAME for the entry point.
322 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
324 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
325 before the lock release.
327 2009-12-03 Michael Matz <matz@suse.de>
330 * cfgexpand.c (struct stack_var): Add conflicts member.
331 (stack_vars_conflict, stack_vars_conflict_alloc,
332 n_stack_vars_conflict): Remove.
333 (add_stack_var): Initialize conflicts member.
334 (triangular_index, resize_stack_vars_conflict): Remove.
335 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
337 (union_stack_vars): Only run over the conflicts.
338 (partition_stack_vars): Remove special case.
339 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
340 don't create self-conflicts.
341 (account_used_vars_for_block): Don't create any conflicts.
342 (fini_vars_expansion): Free bitmaps, don't free or clear removed
345 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
348 * regrename.c (live_in_chains): New variable.
349 (verify_reg_tracked): New static function.
350 (scan_rtx_reg): Update live_in_chains.
351 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
352 we're already tracking the reg.
353 (build_def_use): Likewise. Initialize live_in_chains.
355 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
357 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
359 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
360 * config/spu/spu.c (spu_function_profiler): New function.
361 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
362 spu_function_profiler.
363 (NO_PROFILE_COUNTERS): Define.
364 (PROFILE_BEFORE_PROLOGUE): Likewise.
366 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
368 * ggc-page.c (struct free_object): Pull definition out ...
369 (struct globals): .. from here.
371 2009-12-02 Richard Guenther <rguenther@suse.de>
373 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
374 are sign-extending. Simplify.
376 2009-12-02 Richard Henderson <rth@redhat.com>
379 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
380 (generate_memset_zero): Convert to sizetype properly. Tidy.
382 2009-12-02 Richard Guenther <rguenther@suse.de>
384 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
385 Do not pretend we have value exprs.
387 2009-12-02 Richard Guenther <rguenther@suse.de>
390 * fold-const.c (try_move_mult_to_index): Do not leak
391 domain types into the IL.
393 2009-12-02 Richard Guenther <rguenther@suse.de>
396 * tree.c (free_lang_data): Disable if not using LTO.
398 2009-12-02 Richard Guenther <rguenther@suse.de>
401 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
403 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
406 * tree.h (int_or_pointer_precision): Remove.
407 * tree.c (int_or_pointer_precision): Remove.
408 (integer_pow2p): Use TYPE_PRECISION instead.
409 (tree_log2): Likewise.
410 (tree_floor_log2): Likewise.
411 (signed_or_unsigned_type_for): Likewise.
412 * fold-const.c (fit_double_type): Likewise.
413 * varasm.c (initializer_constant_valid_p): Likewise.
415 2009-12-02 Ira Rosen <irar@il.ibm.com>
417 * doc/invoke.texi (-fdump-tree-slp): Document.
418 (-ftree-vectorizer-verbose): Update.
419 (-ftree-slp-vectorize): Document.
421 2009-12-02 Nick Clifton <nickc@redhat.com>
423 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
424 no fixed registers are available for interrupt handlers. Do not
425 fix normal registers.
426 (MUST_SAVE_ACC_REGISTER): New macro.
427 (rx_get_stack_layout): Create a stack frame for fast interrupt
428 handlers, if necessary. Push extra registers if needed in order
429 to save the accumulator.
430 (rx_expand_prologue): Create a stack frame for fast interrupt
431 handlers, if necessary.
432 (rx_expand_builtin_mvfc): Handle the case where there is no target.
434 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
436 * config/i386/abmintrin.h (__lzcnt16): New.
439 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
440 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
441 (bdesc_special_args): Add __builtin_clzs.
442 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
444 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
446 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
447 (_mm_popcnt_u64): New.
449 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
451 * config/i386/abmintrin.h: New.
452 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
453 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
455 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
458 (crc32modesuffix): Remove.
459 (crc32modeconstraint): Ditto.
460 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
461 imodesuffix instead of crc32modesuffix and <r>m instead of
464 2009-12-01 Jakub Jelinek <jakub@redhat.com>
467 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
468 contains no statements.
470 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
471 Joern Rennecke <amylaar@spamcop.net>
473 * cgraphunit.c (plugin.h): Include.
474 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
475 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
476 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
477 (enum plugin_event): Define by including plugin.def.
478 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
479 (plugin_event_name): Change type to const char **.
480 (get_event_last, get_named_event_id, unregister_callback): Declare.
481 (register_callback): Change type of event argument to int.
482 (highlev-plugin-common.h): New file.
483 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
485 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
486 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
487 (s-header-vars): New rule.
488 (install-plugin): Depend on s-header-vars. Install b-header-vars.
489 * params.c (get_num_compiler_params): New function.
490 * params.h (get_num_compiler_params): Declare.
491 * passes.c (plugin.h): Include.
492 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
493 (do_per_function_toporder, pass_init_dump_file): No longer static.
494 (pass_fini_dump_file): Likewise.
495 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
496 PLUGIN_PASS_EXECUTION.
497 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
498 PLUGIN_EARLY_GIMPLE_PASSES_END.
499 * plugin.c (plugin_event_name_init): New array, defined by
500 including plugin.def.
501 (FMT_FOR_PLUGIN_EVENT): Update.
502 (plugin_event_name): Change type to const char ** and initialize
503 to plugin_event_name_init.
504 (event_tab, event_last, event_horizon): New variable.
505 (get_event_last): New function.
506 (plugin_callbacks_init): New array.
507 (plugin_callbacks: Change type to struct callback_info **.
508 Initialize to plugin_callbacks_init.
509 (htab_event_eq, get_named_event_id, unregister_callback): New function.
510 (invoke_plugin_va_callbacks): Likewise.
511 (register_callback): Change type of event argument to int.
512 Handle new events. Allow dynamic events.
513 (invoke_plugin_callbacks): Likewise. Return success status.
514 (plugins_active_p): Allow dynamic callbacks.
515 * plugin.def: New file.
516 * plugin.h (invoke_plugin_callbacks): Update prototype.
517 (invoke_plugin_va_callbacks): Declare.
518 * tree-optimize.c (plugin.h): Include.
519 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
520 PLUGIN_ALL_PASSES_END.
521 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
522 (pass_fini_dump_file, do_per_function_toporder): Likewise.
523 * doc/plugin.texi: Document new event types.
525 2009-12-01 Martin Jambor <mjambor@suse.cz>
527 PR tree-optimization/42237
528 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
529 in between references into two.
531 2009-12-01 Richard Guenther <rguenther@suse.de>
533 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
534 to the block of the call when remapping a type.
536 2009-12-01 Martin Jambor <mjambor@suse.cz>
538 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
540 * ipa-prop.h (struct ipa_param_call_note): Likewise.
541 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
543 2009-12-01 Richard Guenther <rguenther@suse.de>
545 * final.c (rest_of_clean_state): If -fcompare-debug is
546 given dump final insns without UIDs.
547 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
548 after_inlining checks.
550 2009-11-30 Chao-ying Fu <fu@mips.com>
552 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
554 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
556 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
557 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
558 * configure: Regenerate.
559 * config.in: Regenerate.
561 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
562 options for Cygwin DLL libstdc++ support wrappers.
563 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
564 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
565 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
566 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
567 (LINK_SPEC): Include CXX_WRAP_SPEC.
568 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
569 (i386_find_on_wrapper_list): Check if a function is found on the list
570 of libstdc++ wrapper options.
571 (i386_pe_file_end): If we are importing a wrapped function, also emit
572 an external declaration for the real version.
573 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
574 Cygwin targets. Update copyright year.
576 2009-11-30 Steve Ellcey <sje@cup.hp.com>
577 Jakub Jelinek <jakub@redhat.com>
579 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
582 2009-11-30 Anatoly Sokolov <aesok@post.ru>
584 * config/sh/sh.c (sh_promote_prototypes): Make static.
585 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
587 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
588 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
589 sh_function_value_regno_p.
590 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
591 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
592 (sh_promote_prototypes) : Remove.
594 2009-11-30 Julian Brown <julian@codesourcery.com>
596 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
599 2009-11-30 Richard Henderson <rth@redhat.com>
601 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
602 (bdesc_special_args): Update insn codes.
603 (avx_vpermilp_parallel): Correct range check.
604 (ix86_rtx_costs): Handle vector permutation rtx codes.
605 (struct expand_vec_perm_d): Move earlier.
606 (get_mode_wider_vector): New.
607 (expand_vec_perm_broadcast_1): New.
608 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
609 (expand_vec_perm_broadcast): New.
610 (ix86_expand_vec_perm_builtin_1): Use it.
611 * config/i386/i386-protos.h: Update.
612 * config/i386/predicates.md (avx_vbroadcast_operand): New.
613 * config/i386/sse.md (AVX256MODE24P): New.
614 (ssescalarmodesuffix2s): New.
615 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
616 (avxmodesuffixf2c): Add V8SI, V4DI.
617 (vec_dupv4sf): New expander.
618 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
619 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
620 V4SF and V4SI. Move C alternatives to front. Add insertps and
622 (*vec_set<mode>_0_sse2): Split out from ...
623 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
624 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
625 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
626 ix86_fixup_binary_operands.
627 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
628 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
629 (*avx_movddup, *sse3_movddup): Remove. New splitter from
630 vec_select form to vec_duplicate form.
631 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
632 ix86_vec_interleave_v2df_operator_ok.
633 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
634 (*avx_unpcklpd256): ... here.
635 (*vec_dupv4si_avx): New.
636 (*vec_dupv2di_avx): Add movddup alternative.
637 (*vec_dupv2di_sse3): New.
638 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
639 avx_vbroadcastss256; represent with vec_duplicate instead of
640 nested vec_concat operations.
641 (avx_vbroadcastf128_<mode>): Rename from
642 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
643 (*avx_vperm_broadcast_v4sf): New.
644 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
646 2009-11-30 Martin Jambor <mjambor@suse.cz>
649 * tree-sra.c (struct access): New field grp_different_types.
650 (dump_access): Dump grp_different_types.
651 (compare_access_positions): Prefer scalars and vectors over other
653 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
654 (sra_modify_expr): Use the original also when dealing with a complex
655 or vector group accessed as multiple types.
657 2009-11-30 Richard Henderson <rth@redhat.com>
659 * config/i386/i386.c (avx_vperm2f128_parallel): New.
660 * config/i386/i386-protos.h: Declare it.
661 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
662 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
663 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
664 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
665 (*avx_vperm2f128<mode>_nozero): New.
667 2009-11-30 Richard Henderson <rth@redhat.com>
669 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
670 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
671 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
672 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
673 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
674 (bdesc_args): Add them.
675 (ix86_expand_builtin): Expand them.
676 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
678 2009-11-30 Martin Jambor <mjambor@suse.cz>
681 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
683 2009-11-30 Jakub Jelinek <jakub@redhat.com>
685 * ipa-reference.c (propagate): Only dump bitmaps if computed.
687 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
690 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
691 (new_var_hash): Likewise.
692 (is_in_new_vars_htab): Likewise.
693 (add_to_new_vars_htab): Likewise.
695 2009-11-30 Ira Rosen <irar@il.ibm.com>
697 * tree-vect-stmts.c (vectorizable_assignment): Support
700 2009-11-30 Richard Guenther <rguenther@suse.de>
702 * doc/contrib.texi (Contributors): Add myself.
704 2009-11-30 Richard Guenther <rguenther@suse.de>
706 * tree.c (free_lang_data): Do not set debug_info_level to
709 2009-11-30 Richard Guenther <rguenther@suse.de>
713 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
716 2009-11-30 Richard Guenther <rguenther@suse.de>
718 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
721 2009-11-30 Richard Guenther <rguenther@suse.de>
723 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
724 * tree-pass.h (TDF_NOUID): Likewise.
725 * print-rtl.c: Include tree-pass.h.
726 (print_mem_expr): Pass dump_flags.
727 (print_rtx): Likewise.
728 * print-tree.c: Include tree-pass.h.
729 (print_node_brief): Handle TDF_NOUID.
730 (print_node): Likewise.
731 * tree-pretty-print.c (dump_decl_name): Likewise.
732 (dump_generic_node): Likewise.
733 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
736 2009-11-30 Nick Clifton <nickc@redhat.com>
738 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
739 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
740 stormy16-lib2-count-leading-zeros.c.
741 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
742 __stormy16_count_leading_zeros() into this function.
743 (__ctzhi2): Use __builtin_clz.
744 (__ffshi2): Likewise.
746 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
748 * config/sparc/sparc.c (DF_MODES): Simplify.
749 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
750 (TF_MODES, OF_MODES): Adjust for above change.
751 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
752 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
754 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
756 PR rtl-optimization/41812
757 * fwprop.c (local_md, local_lr): New globals.
758 (process_defs, process_uses): Remove local_md argument. Never
759 consider dead pseudos to have singleton def-use chains.
760 (single_def_use_enter_block): Perform LR simulation.
761 (build_single_def_use_links): Remove local_md local variable.
762 Add DF_NOTE. Allocate local_lr.
763 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
764 * df-problems.c (df_md_scratch): New.
765 (df_md_alloc, df_md_free): Allocate/free it.
766 (df_md_local_compute): Only include live registers in init.
767 (df_md_transfer_function): Prune the in-set computed by
768 the confluence function, and the gen-set too.
770 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
772 PR rtl-optimization/40086
773 * reorg.c (relax_delay_slots): When looking for redundant insn at
774 the branch target, use next_real_insn, not next_active_insn.
776 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
778 * doc/install.texi: Update minimum MPC version to 0.8.
780 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
782 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
783 HONOR_SIGNED_ZEROS final condition.
784 (fnmsubsf4_powerpc_1): Same.
785 (fnmadddf4_fpr_1): Same.
786 (fnmsubdf4_fpr_1): Same.
788 2009-11-29 Ira Rosen <irar@il.ibm.com>
790 PR tree-optimization/42193
791 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
792 to 1 in case of basic block SLP.
793 (vectorizable_load): Likewise.
795 2009-11-28 Jan Hubicka <jh@suse.cz>
797 * cgraph.c (same_body_alias_1): Break out of
798 (same_body_alias): ... here; remove comdat check; it is handled
800 (cgraph_add_thunk): New.
801 (dump_cgraph_node): Dump aliases and thunks.
802 * cgraph.h (cgraph_thunk_info): New structure.
803 (struct cgraph_node): Add thunk info.
804 (cgraph_add_thunk): New.
805 * cgraphunit.c (cgraph_emit_thunks): Remove.
806 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
807 (assemble_thunk): New function.
808 (cgraph_expand_function): Handle thunks.
810 (init_lowered_empty_function): New.
811 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
813 * lto-cgraph.c (lto_output_node): Stream thunk info.
814 (input_node): Likewise.
815 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
816 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
817 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
818 * i386.c (x86_output_mi_thunk): Make output prettier.
820 2009-11-28 Richard Guenther <rguenther@suse.de>
822 PR tree-optimization/42183
823 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
824 address taken. Merge the addressable state of the NRV
825 variable and the result instead of copying it.
827 2009-11-28 Jakub Jelinek <jakub@redhat.com>
829 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
830 malloc_fname variable.
831 (check_allocation_function): Remove unused gsi and bb_level_0
833 (transform_access_sites): Remove unused d_type_size and d_type_size_k
835 * omega.c (resurrect_subs): Remove unused n variable.
836 (omega_solve_geq): Remove unused neweqns variable.
837 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
838 * tree-inline.c (declare_return_variable): Remove USE_P argument,
839 return use instead of var.
840 (remap_decl, remap_block): Remove unused fn variable.
841 (expand_call_inline): Remove unused retvar variable, adjust
842 declare_return_variable caller.
843 (optimize_inline_calls): Remove unused prev_fn variable.
844 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
846 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
848 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
850 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
852 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
853 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
854 parameter. Remove unused par_stmt variable.
855 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
856 (expand_omp_sections): Remove unused l1 variable.
857 (lower_omp_for): Remove unused ilist variable.
858 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
859 Remove unused has_upstream_mem_write_p variable.
860 * recog.c (decode_asm_operands): Remove unused noperands variable.
861 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
863 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
864 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
866 (gen_conditions_for_pow): Remove unused ec variable.
867 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
869 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
871 * tree-ssa-sink.c (statement_sink_location): Remove unused code
873 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
875 * tree-complex.c (create_one_component_var): Remove unused inner_type
877 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
878 unnecessarily when GEN_*CALL omits that argument.
879 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
880 (build_def_use): Remove unused icode variable.
881 * ipa-pure-const.c (check_call): Remove unused callee and avail
883 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
884 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
886 (vect_pattern_recog): Remove unused stmt variable.
887 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
888 new_regions variable.
889 * postreload.c (reload_cse_simplify_operands): Remove unused mode
891 * tree-parloops.c (create_call_for_reduction_1): Remove unused
893 (create_parallel_loop): Remove unused res variable.
894 (gen_parallel_loop): Remove unused nloop variable.
895 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
896 * value-prof.c (gimple_mod_subtract_transform,
897 gimple_stringops_transform): Remove unused value variable.
898 (gimple_stringops_values_to_profile): Remove unused fcode variable.
899 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
900 (vrp_visit_switch_stmt): Remove unused n variable.
901 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
903 (vectorizable_operation): Remove unused shift_p variable.
904 (vectorizable_store): Remove unused first_stmt_vinfo variable.
905 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
906 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
908 (vect_permute_store_chain): Remove unused scalar_dest variable.
909 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
911 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
913 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
915 * optabs.c (expand_binop): Remove unused equiv_value variable.
916 (emit_libcall_block): Remove unused prev variable.
917 (init_optabs): Remove unused int_mode variable.
918 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
920 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
921 (find_func_aliases): Remove unused rhstype variable.
922 (ipa_pta_execute): Remove unused varid variable.
924 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
926 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
928 2009-11-28 David Binderman <dcb314@hotmail.com>
930 * ira-color.c (put_allocno_into_bucket): Remove set but not used
931 local variable hard_regs_num.
932 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
933 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
934 * lower-subreg.c (decompose_multiword_subregs): Remove next.
936 2009-11-27 Martin Jambor <mjambor@suse.cz>
939 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
940 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
941 for vector and complex types.
942 (get_adjustment_for_base): Describe return value in the comment.
944 2009-11-27 Nick Clifton <nickc@redhat.com>
946 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
947 (COUNT_LEADING_ZEROS_0): Likewise.
948 * config/stormy16/stormy16-lib2.c: Arrange for separate
949 compilation of each function.
950 (__ffshi2): New function.
951 (__stormy16_count_leading_zeros): New function.
952 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
953 compile each function into its own object file.
954 (stormy16-lib2-ashlsi3.c): New stub file.
955 (stormy16-lib2-ashrsi3.c): New stub file.
956 (stormy16-lib2-clzhi2.c): New stub file.
957 (stormy16-lib2-count-leading-zeros.c): New stub file.
958 (stormy16-lib2-ctzhi2.c): New stub file.
959 (stormy16-lib2-divsi3.c): New stub file.
960 (stormy16-lib2-ffshi2.c): New stub file.
961 (stormy16-lib2-lshrsi3.c): New stub file.
962 (stormy16-lib2-modsi3.c): New stub file.
963 (stormy16-lib2-parityhi2.c): New stub file.
964 (stormy16-lib2-popcounthi2.c): New stub file.
965 (stormy16-lib2-udivmodsi4.c): New stub file.
966 (stormy16-lib2-udivsi3.c): New stub file.
967 (stormy16-lib2-umodsi3.c): New stub file.
969 2009-11-27 Richard Henderson <rth@redhat.com>
971 * config/i386/sse.md (vec_interleave_highv16qi,
972 vec_interleave_lowv16qi, vec_interleave_highv8hi,
973 vec_interleave_lowv8hi, vec_interleave_highv4si,
974 vec_interleave_lowv4si, vec_interleave_highv2di,
975 vec_interleave_lowv2di, vec_interleave_highv4sf,
976 vec_interleave_lowv4sf, vec_interleave_highv2df,
977 vec_interleave_lowv2df): Remove expanders.
978 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
979 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
980 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
981 Rename to their proper vec_interleave equivalent. Update all users
983 * config/i386/i386.c, config/i386/i386.md: Update all users.
985 2009-11-27 Michael Matz <matz@suse.de>
987 PR rtl-optimization/42084
988 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
989 use it to stop walking.
990 (expand_gimple_cond): Adjust call to above.
992 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
995 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
996 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
997 __extension__ to allow cast from function pointer to object
999 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
1001 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
1003 * config/ia64/itanium1.md: Remove.
1004 * config/ia64/ia64.md: Do not include it.
1005 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1006 "itanium1", and "merced" from the processor alias table.
1007 (clocks, add_cycles): Remove global variables.
1008 (ia64_sched_reorder2): Don't set/use them.
1009 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1010 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1012 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1014 * config/s390/s390.c (last_scheduled_insn): New variable.
1015 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1017 (s390_sched_reorder, s390_sched_variable_issue): New functions.
1018 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1021 2009-11-27 Michael Matz <matz@suse.de>
1024 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
1026 2009-11-27 Richard Guenther <rguenther@suse.de>
1028 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1029 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1030 * loop-init.c (pass_rtl_move_loop_invariants): Use
1031 TV_LOOP_MOVE_INVARIANTS.
1032 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1033 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1034 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1036 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1038 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1040 2009-11-27 Jakub Jelinek <jakub@redhat.com>
1042 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1043 unused insn variable.
1044 * genemit.c (output_peephole2_scratches): Only declare and initialize
1045 _regs_allocated if it will be ever used.
1046 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1048 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1049 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1052 * opts.c (decode_options): If optimize is bigger than 255,
1055 2009-11-26 Richard Henderson <rth@redhat.com>
1057 * config/i386/sse.md (mulv16qi3): Change back from an expander
1058 to an insn-and-split.
1059 (mulv4si): Mention AVX not XOP for AVX exception.
1060 (*sse2_mulv4si3): Likewise.
1061 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
1063 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
1065 * cfgexpand (n_stack_vars_conflict): New static variable.
1066 (triangular_index): Reduce likelyhood of overflow by performing
1067 the division before the multiplication.
1068 (resize_stack_vars_conflict): Call fatal_error if overflow
1069 occurred in triangular_index. Update n_stack_vars_conflict.
1072 * regrename.c (struct du_chain): Remove member earlyclobber.
1073 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1074 all callers changed.
1075 (scan_rtx): Remove argument earlyclobber, all callers changed.
1076 (hide_operands, restore_operands, record_out_operands): New functions,
1077 broken out of build_def_use.
1078 (build_def_use): Call them as necessary.
1080 * regrename.c (struct du_head): New members id, conflicts,
1081 hard_conflicts and cannot_rename.
1082 (enum scan_actions): Remove terminate_all_read and
1083 terminate_overlapping_read; add mark_all_read.
1084 (scan_actions_name): Likewise.
1085 (du_head_p): New typedef. Define a vector type for it.
1086 (id_to_chain): New static variable.
1087 (note_sets, clear_dead_regs): Delete functions.
1088 (free_chain_data): New function.
1089 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1090 Remove argument B, all callers changed.
1091 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1092 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1093 Call free_chain_data when done.
1094 (do_replace): Remove death notes when the renamed reg is set in the
1095 last insn; add them if not.
1096 (mark_conflict, note_sets_clobbers): New static function.
1097 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1099 (scan_rtx_reg): Keep track of conflicts between chains, and between
1100 chains and hard regs. Don't terminate chains when we find a read we
1101 can't handle, mark it unrenameable instead. For terminate_write,
1102 terminate chains that are written with an exact match or a superset
1103 of registers. Set fail_current_block if multi-word lifetimes are too
1105 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1106 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1107 free memory for them when done.
1108 Rearrange the steps so that earlyclobbers are noted before reads
1109 are processed. Add new steps to keep track of hard register lifetimes
1110 outside insn operands.
1112 2009-11-26 Richard Guenther <rguenther@suse.de>
1114 * tree-ssa-dce.c (nr_walks): New variable.
1115 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1116 (perform_tree_ssa_dce): Init nr_walks.
1118 2009-11-26 Michael Matz <matz@suse.de>
1120 PR tree-optimization/41905
1121 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1122 below statements that can't fall thru.
1124 2009-11-26 Michael Matz <matz@suse.de>
1126 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1127 expand_builtin_sprintf): Remove.
1128 (expand_builtin): Don't call them.
1130 2009-11-26 Richard Guenther <rguenther@suse.de>
1132 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1134 2009-11-26 Nick Clifton <nickc@redhat.com>
1136 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1137 being used incorrectly.
1138 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1139 sibcalls, or sibcalls from interrupt functions.
1140 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1141 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1142 for a MEM inside a MEM.
1143 (sibcall_value): Likewise.
1144 (sibcall_internal): New pattern containing old sibcall pattern.
1145 (sibcall_value_internal): Likewise.
1147 2009-11-25 Richard Henderson <rth@redhat.com>
1149 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1150 optional 3rd argument to define the mode.
1151 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1152 (V2UDI, V4USI, V8UHI, V16UQI): New.
1153 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1154 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1155 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1156 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1157 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1158 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1159 (bdesc_args): Add the builtin definitions to match.
1160 (ix86_expand_builtin): Expand them.
1161 (ix86_builtin_vectorization_cost): Rename from
1162 x86_builtin_vectorization_cost.
1163 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1164 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1165 expand_vec_perm_blend, expand_vec_perm_vpermil,
1166 expand_vec_perm_pshufb, expand_vec_perm_1,
1167 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1168 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1169 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1170 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1171 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1172 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1173 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1174 * sse.md (SSEMODE_EO): New.
1175 (vec_extract_even<mode>): Use SSEMODE_EO and
1176 ix86_expand_vec_extract_even_odd.
1177 (vec_extract_odd<mode>): Likewise.
1178 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1179 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1181 2009-11-25 Richard Henderson <rth@redhat.com>
1183 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1184 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1185 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1186 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1187 the vector constant here...
1188 (vect_transform_slp_perm_load): ... do it here instead. Validate
1189 that the permutation vector is implementable by the target.
1191 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1193 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1194 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1196 * print-rtl.c (print_rtx): When printing newline, append
1197 print_rtx_head and indentation after the newline.
1200 * config/i386/i386.c (print_operand): For 32-byte memory use
1201 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1202 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1203 in -masm=intel mode.
1204 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1206 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1207 memory operand in -masm=intel mode.
1208 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1209 *sse2_pinsrw): Likewise.
1210 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1211 q suffix in -masm=intel mode.
1213 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1218 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1219 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1220 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1221 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1222 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1224 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1226 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/predicates.md (emms_operation): New predicate.
1229 (vzeroupper_operation): Ditto.
1230 (vzeroall_operation): Improve pattern recognition.
1231 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1232 (avx_vzeroupper): Change insn pattern to expander.
1233 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1235 (*avx_vzeroall): Remove operands 1 and 2.
1236 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1238 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1239 (*mmx_femms): Ditto.
1240 * config/i386/i386.c (enum ix86_builtins)
1241 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1242 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1243 Remove initailization.
1244 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1246 2009-11-25 Paul Brook <paul@codesourcery.com>
1248 * config/arm/arm.md (consttable_4): Handle (high ...).
1250 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1251 Richard Earnshaw <rearnsha@arm.com>
1253 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1254 * arm.c (all_fpus): Use it for floating point units that aren't based
1255 on the VFP architecture.
1256 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1259 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1261 * alias.c: Remove trailing white spaces.
1262 * alloc-pool.c: Likewise.
1263 * alloc-pool.h: Likewise.
1264 * attribs.c: Likewise.
1265 * auto-inc-dec.c: Likewise.
1266 * basic-block.h: Likewise.
1267 * bb-reorder.c: Likewise.
1268 * bt-load.c: Likewise.
1269 * builtins.c: Likewise.
1270 * builtins.def: Likewise.
1271 * c-common.c: Likewise.
1272 * c-common.h: Likewise.
1273 * c-cppbuiltin.c: Likewise.
1274 * c-decl.c: Likewise.
1275 * c-format.c: Likewise.
1276 * c-lex.c: Likewise.
1277 * c-omp.c: Likewise.
1278 * c-opts.c: Likewise.
1279 * c-parser.c: Likewise.
1280 * c-pretty-print.c: Likewise.
1281 * c-tree.h: Likewise.
1282 * c-typeck.c: Likewise.
1283 * caller-save.c: Likewise.
1284 * calls.c: Likewise.
1286 * cfganal.c: Likewise.
1287 * cfgexpand.c: Likewise.
1288 * cfghooks.c: Likewise.
1289 * cfghooks.h: Likewise.
1290 * cfglayout.c: Likewise.
1291 * cfgloop.c: Likewise.
1292 * cfgloop.h: Likewise.
1293 * cfgloopmanip.c: Likewise.
1294 * cfgrtl.c: Likewise.
1295 * cgraph.c: Likewise.
1296 * cgraph.h: Likewise.
1297 * cgraphbuild.c: Likewise.
1298 * cgraphunit.c: Likewise.
1299 * cif-code.def: Likewise.
1300 * collect2.c: Likewise.
1301 * combine.c: Likewise.
1302 * convert.c: Likewise.
1303 * coverage.c: Likewise.
1304 * crtstuff.c: Likewise.
1306 * cselib.c: Likewise.
1307 * dbgcnt.c: Likewise.
1308 * dbgcnt.def: Likewise.
1309 * dbgcnt.h: Likewise.
1310 * dbxout.c: Likewise.
1314 * defaults.h: Likewise.
1315 * df-byte-scan.c: Likewise.
1316 * df-core.c: Likewise.
1317 * df-problems.c: Likewise.
1318 * df-scan.c: Likewise.
1321 * diagnostic.c: Likewise.
1322 * diagnostic.h: Likewise.
1323 * dominance.c: Likewise.
1324 * domwalk.c: Likewise.
1325 * double-int.c: Likewise.
1326 * double-int.h: Likewise.
1328 * dwarf2asm.c: Likewise.
1329 * dwarf2asm.h: Likewise.
1330 * dwarf2out.c: Likewise.
1331 * ebitmap.c: Likewise.
1332 * ebitmap.h: Likewise.
1333 * emit-rtl.c: Likewise.
1334 * et-forest.c: Likewise.
1335 * except.c: Likewise.
1336 * except.h: Likewise.
1337 * expmed.c: Likewise.
1340 * final.c: Likewise.
1341 * flags.h: Likewise.
1342 * fold-const.c: Likewise.
1343 * function.c: Likewise.
1344 * function.h: Likewise.
1345 * fwprop.c: Likewise.
1347 * gcov-dump.c: Likewise.
1348 * gcov-io.c: Likewise.
1349 * gcov-io.h: Likewise.
1352 * genattr.c: Likewise.
1353 * genattrtab.c: Likewise.
1354 * genautomata.c: Likewise.
1355 * genchecksum.c: Likewise.
1356 * genconfig.c: Likewise.
1357 * genflags.c: Likewise.
1358 * gengtype-parse.c: Likewise.
1359 * gengtype.c: Likewise.
1360 * gengtype.h: Likewise.
1361 * genmddeps.c: Likewise.
1362 * genmodes.c: Likewise.
1363 * genopinit.c: Likewise.
1364 * genpreds.c: Likewise.
1365 * gensupport.c: Likewise.
1366 * ggc-common.c: Likewise.
1367 * ggc-page.c: Likewise.
1368 * ggc-zone.c: Likewise.
1370 * gimple-iterator.c: Likewise.
1371 * gimple-low.c: Likewise.
1372 * gimple-pretty-print.c: Likewise.
1373 * gimple.c: Likewise.
1374 * gimple.def: Likewise.
1375 * gimple.h: Likewise.
1376 * gimplify.c: Likewise.
1377 * graphds.c: Likewise.
1378 * graphite-clast-to-gimple.c: Likewise.
1379 * gthr-nks.h: Likewise.
1380 * gthr-posix.c: Likewise.
1381 * gthr-posix.h: Likewise.
1382 * gthr-posix95.h: Likewise.
1383 * gthr-single.h: Likewise.
1384 * gthr-tpf.h: Likewise.
1385 * gthr-vxworks.h: Likewise.
1387 * haifa-sched.c: Likewise.
1388 * hard-reg-set.h: Likewise.
1389 * hooks.c: Likewise.
1390 * hooks.h: Likewise.
1391 * hosthooks.h: Likewise.
1392 * hwint.h: Likewise.
1393 * ifcvt.c: Likewise.
1394 * incpath.c: Likewise.
1395 * init-regs.c: Likewise.
1396 * integrate.c: Likewise.
1397 * ipa-cp.c: Likewise.
1398 * ipa-inline.c: Likewise.
1399 * ipa-prop.c: Likewise.
1400 * ipa-pure-const.c: Likewise.
1401 * ipa-reference.c: Likewise.
1402 * ipa-struct-reorg.c: Likewise.
1403 * ipa-struct-reorg.h: Likewise.
1404 * ipa-type-escape.c: Likewise.
1405 * ipa-type-escape.h: Likewise.
1406 * ipa-utils.c: Likewise.
1407 * ipa-utils.h: Likewise.
1409 * ira-build.c: Likewise.
1410 * ira-color.c: Likewise.
1411 * ira-conflicts.c: Likewise.
1412 * ira-costs.c: Likewise.
1413 * ira-emit.c: Likewise.
1414 * ira-int.h: Likewise.
1415 * ira-lives.c: Likewise.
1418 * lambda-code.c: Likewise.
1419 * lambda-mat.c: Likewise.
1420 * lambda-trans.c: Likewise.
1421 * lambda.h: Likewise.
1422 * langhooks.c: Likewise.
1424 * libgcov.c: Likewise.
1425 * lists.c: Likewise.
1426 * loop-doloop.c: Likewise.
1427 * loop-init.c: Likewise.
1428 * loop-invariant.c: Likewise.
1429 * loop-iv.c: Likewise.
1430 * loop-unroll.c: Likewise.
1431 * lower-subreg.c: Likewise.
1432 * lto-cgraph.c: Likewise.
1433 * lto-compress.c: Likewise.
1434 * lto-opts.c: Likewise.
1435 * lto-section-in.c: Likewise.
1436 * lto-section-out.c: Likewise.
1437 * lto-streamer-in.c: Likewise.
1438 * lto-streamer-out.c: Likewise.
1439 * lto-streamer.c: Likewise.
1440 * lto-streamer.h: Likewise.
1441 * lto-symtab.c: Likewise.
1442 * lto-wpa-fixup.c: Likewise.
1443 * matrix-reorg.c: Likewise.
1445 * mode-switching.c: Likewise.
1446 * modulo-sched.c: Likewise.
1447 * omega.c: Likewise.
1448 * omega.h: Likewise.
1449 * omp-low.c: Likewise.
1450 * optabs.c: Likewise.
1451 * optabs.h: Likewise.
1452 * opts-common.c: Likewise.
1454 * params.def: Likewise.
1455 * params.h: Likewise.
1456 * passes.c: Likewise.
1457 * plugin.c: Likewise.
1458 * postreload-gcse.c: Likewise.
1459 * postreload.c: Likewise.
1460 * predict.c: Likewise.
1461 * predict.def: Likewise.
1462 * pretty-print.c: Likewise.
1463 * pretty-print.h: Likewise.
1464 * print-rtl.c: Likewise.
1465 * print-tree.c: Likewise.
1466 * profile.c: Likewise.
1467 * read-rtl.c: Likewise.
1469 * recog.c: Likewise.
1470 * reg-stack.c: Likewise.
1471 * regcprop.c: Likewise.
1472 * reginfo.c: Likewise.
1473 * regmove.c: Likewise.
1474 * regrename.c: Likewise.
1476 * regstat.c: Likewise.
1477 * reload.c: Likewise.
1478 * reload1.c: Likewise.
1479 * resource.c: Likewise.
1481 * rtl.def: Likewise.
1483 * rtlanal.c: Likewise.
1484 * sbitmap.c: Likewise.
1485 * sched-deps.c: Likewise.
1486 * sched-ebb.c: Likewise.
1487 * sched-int.h: Likewise.
1488 * sched-rgn.c: Likewise.
1489 * sched-vis.c: Likewise.
1490 * sdbout.c: Likewise.
1491 * sel-sched-dump.c: Likewise.
1492 * sel-sched-dump.h: Likewise.
1493 * sel-sched-ir.c: Likewise.
1494 * sel-sched-ir.h: Likewise.
1495 * sel-sched.c: Likewise.
1496 * sel-sched.h: Likewise.
1499 * simplify-rtx.c: Likewise.
1500 * stack-ptr-mod.c: Likewise.
1502 * stor-layout.c: Likewise.
1503 * store-motion.c: Likewise.
1504 * stringpool.c: Likewise.
1505 * stub-objc.c: Likewise.
1506 * sync-builtins.def: Likewise.
1507 * target-def.h: Likewise.
1508 * target.h: Likewise.
1509 * targhooks.c: Likewise.
1510 * targhooks.h: Likewise.
1511 * timevar.c: Likewise.
1512 * tlink.c: Likewise.
1513 * toplev.c: Likewise.
1514 * toplev.h: Likewise.
1515 * tracer.c: Likewise.
1516 * tree-affine.c: Likewise.
1517 * tree-affine.h: Likewise.
1518 * tree-browser.def: Likewise.
1519 * tree-call-cdce.c: Likewise.
1520 * tree-cfg.c: Likewise.
1521 * tree-cfgcleanup.c: Likewise.
1522 * tree-chrec.c: Likewise.
1523 * tree-chrec.h: Likewise.
1524 * tree-complex.c: Likewise.
1525 * tree-data-ref.c: Likewise.
1526 * tree-data-ref.h: Likewise.
1527 * tree-dfa.c: Likewise.
1528 * tree-dump.c: Likewise.
1529 * tree-dump.h: Likewise.
1530 * tree-eh.c: Likewise.
1531 * tree-flow-inline.h: Likewise.
1532 * tree-flow.h: Likewise.
1533 * tree-if-conv.c: Likewise.
1534 * tree-inline.c: Likewise.
1535 * tree-into-ssa.c: Likewise.
1536 * tree-loop-distribution.c: Likewise.
1537 * tree-loop-linear.c: Likewise.
1538 * tree-mudflap.c: Likewise.
1539 * tree-nested.c: Likewise.
1540 * tree-nomudflap.c: Likewise.
1541 * tree-nrv.c: Likewise.
1542 * tree-object-size.c: Likewise.
1543 * tree-optimize.c: Likewise.
1544 * tree-outof-ssa.c: Likewise.
1545 * tree-parloops.c: Likewise.
1546 * tree-pass.h: Likewise.
1547 * tree-phinodes.c: Likewise.
1548 * tree-predcom.c: Likewise.
1549 * tree-pretty-print.c: Likewise.
1550 * tree-profile.c: Likewise.
1551 * tree-scalar-evolution.c: Likewise.
1552 * tree-ssa-address.c: Likewise.
1553 * tree-ssa-alias.c: Likewise.
1554 * tree-ssa-ccp.c: Likewise.
1555 * tree-ssa-coalesce.c: Likewise.
1556 * tree-ssa-copy.c: Likewise.
1557 * tree-ssa-copyrename.c: Likewise.
1558 * tree-ssa-dce.c: Likewise.
1559 * tree-ssa-dom.c: Likewise.
1560 * tree-ssa-dse.c: Likewise.
1561 * tree-ssa-forwprop.c: Likewise.
1562 * tree-ssa-ifcombine.c: Likewise.
1563 * tree-ssa-live.c: Likewise.
1564 * tree-ssa-live.h: Likewise.
1565 * tree-ssa-loop-ch.c: Likewise.
1566 * tree-ssa-loop-im.c: Likewise.
1567 * tree-ssa-loop-ivcanon.c: Likewise.
1568 * tree-ssa-loop-ivopts.c: Likewise.
1569 * tree-ssa-loop-manip.c: Likewise.
1570 * tree-ssa-loop-niter.c: Likewise.
1571 * tree-ssa-loop-prefetch.c: Likewise.
1572 * tree-ssa-loop-unswitch.c: Likewise.
1573 * tree-ssa-loop.c: Likewise.
1574 * tree-ssa-math-opts.c: Likewise.
1575 * tree-ssa-operands.c: Likewise.
1576 * tree-ssa-operands.h: Likewise.
1577 * tree-ssa-phiopt.c: Likewise.
1578 * tree-ssa-phiprop.c: Likewise.
1579 * tree-ssa-pre.c: Likewise.
1580 * tree-ssa-propagate.c: Likewise.
1581 * tree-ssa-reassoc.c: Likewise.
1582 * tree-ssa-sccvn.c: Likewise.
1583 * tree-ssa-sink.c: Likewise.
1584 * tree-ssa-structalias.c: Likewise.
1585 * tree-ssa-ter.c: Likewise.
1586 * tree-ssa-threadedge.c: Likewise.
1587 * tree-ssa-threadupdate.c: Likewise.
1588 * tree-ssa-uncprop.c: Likewise.
1589 * tree-ssa.c: Likewise.
1590 * tree-ssanames.c: Likewise.
1591 * tree-switch-conversion.c: Likewise.
1592 * tree-tailcall.c: Likewise.
1593 * tree-vect-data-refs.c: Likewise.
1594 * tree-vect-generic.c: Likewise.
1595 * tree-vect-loop-manip.c: Likewise.
1596 * tree-vect-loop.c: Likewise.
1597 * tree-vect-patterns.c: Likewise.
1598 * tree-vect-slp.c: Likewise.
1599 * tree-vect-stmts.c: Likewise.
1600 * tree-vectorizer.c: Likewise.
1601 * tree-vectorizer.h: Likewise.
1602 * tree-vrp.c: Likewise.
1604 * tree.def: Likewise.
1606 * treestruct.def: Likewise.
1607 * unwind-compat.c: Likewise.
1608 * unwind-dw2-fde-glibc.c: Likewise.
1609 * unwind-dw2.c: Likewise.
1610 * value-prof.c: Likewise.
1611 * value-prof.h: Likewise.
1612 * var-tracking.c: Likewise.
1613 * varasm.c: Likewise.
1614 * varpool.c: Likewise.
1617 * vmsdbgout.c: Likewise.
1619 * xcoffout.c: Likewise.
1621 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1623 * pa.c (output_call): Only use sr4 for long interspace calls if
1624 call binds local and generating non PIC code.
1625 (attr_length_call): Adjust length calculation for above.
1627 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1630 (add<mode>3_carry): Change operand order of plus RTX.
1631 (*add<mode>3_carry): Ditto.
1632 (*addsi3_carry_zext): Ditto.
1633 (*add<dwi>3_doubleword): Update for changed operand order.
1634 (*negti2_1 splitter): Ditto.
1635 (*negdi2_1 splitter): Ditto.
1636 (<plusminus_insn><mode>3_carry): Macroize expander from
1637 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1638 (*<plusminus_insn><mode>3_carry): Macroize insn from
1639 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1640 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1641 patterns using SDWIM mode iterator.
1642 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1643 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1644 using DWIH mode iterator.
1645 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1646 using SWI mode iterator.
1647 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1648 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1649 patterns using SWIM mode iterator.
1650 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1651 patterns using SWI248 mode iterator.
1652 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1653 patterns using SWI mode iterator.
1654 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1655 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1657 2009-11-24 Michael Matz <matz@suse.de>
1659 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1661 2009-11-24 David Binderman <dcb314@hotmail.com>
1663 * expr.c (store_field): Remove set but not used local variable
1665 (expand_expr_real_2): Remove treeop2.
1666 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1667 * haifa-sched.c (max_issue): Remove points.
1668 (sched_create_recovery_edges): Remove e.
1669 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1671 2009-11-24 Nick Clifton <nickc@redhat.com>
1673 * config/v850/v850.c (function_arg): Fix handling of zero-length
1676 2009-11-24 Michael Matz <matz@suse.de>
1678 * tree.h (union tree_ann_d): Don't declare.
1679 (tree_base): Remove ann field.
1680 (struct var_ann_d): Declare forward.
1681 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1682 (DECL_VAR_ANN_PTR): New macro.
1683 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1684 accept only VAR, PARM or RESULT decls.
1685 (create_tree_common_ann): Remove.
1686 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1687 * tree-eh.c (lookup_expr_eh_lp): Remove.
1688 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1690 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1691 * tree-flow.h (enum tree_ann_type): Remove.
1692 (struct tree_ann_common_d): Remove.
1693 (struct var_ann_d): Remove common field.
1694 (union tree_ann_d): Remove.
1695 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1696 (tree_common_ann, get_tree_common_ann, ann_type,
1697 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1698 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1699 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1700 * builtins.c (expand_builtin_memcpy): Use
1701 currently_expanding_gimple_stmt instead of tree annotation.
1702 (expand_builtin_memset_args): Ditto.
1703 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1704 (expand_call_stmt): Don't set tree annotation.
1705 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1706 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1707 * gimple.h (currently_expanding_gimple_stmt): Declare.
1709 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1711 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1712 useless NOTE_VAR_LOCATION_STATUS call.
1713 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1715 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1717 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1718 being called recursively.
1720 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1722 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1723 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1725 2009-11-24 Paul Brook <paul@codesourcery.com>
1727 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1730 2009-11-24 Julian Brown <julian@codesourcery.com>
1731 Paul Brook <paul@codesourcery.com>
1733 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1734 (arm_dwarf_register_span): New function.
1735 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1737 2009-11-24 David Binderman <dcb314@hotmail.com>
1739 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1740 local variable bb_note.
1741 * dominance.c (get_dominated_by): Likewise local var n.
1742 (output_file_names): Likewise local var idx.
1743 (add_location_or_const_value_attribute): Likewise local var status.
1744 * dwarf2out.c (gen_variable_die): Likewise local var field.
1745 * emit-rtl.c (no_line_numbers): Remove.
1746 (init_emit_once): Remove line_numbers parameter.
1747 * rtl.h (init_emit_once): Adjust prototype.
1748 * toplev.c (backend_init): Adjust init_emit_once call.
1750 2009-11-24 Richard Guenther <rguenther@suse.de>
1752 PR tree-optimization/42142
1753 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1754 Handle iv-dependent (non-)kills properly.
1755 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1756 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1758 2009-11-24 Martin Jambor <mjambor@suse.cz>
1760 PR tree-optimization/42154
1761 * tree-sra.c (struct access): Added comments.
1762 (sra_modify_expr): Build references to the old aggregate with
1763 build_ref_for_offset instead of reusing access->expr.
1764 (load_assign_lhs_subreplacements): Likewise.
1766 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1770 (sub<mode>3_carry): Ditto.
1771 (x86_mov<mode>cc_0_m1): Ditto.
1772 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1773 for ix86_carry_flag_operator operator predicate.
1774 (*sub<mode>3_carry): Ditto.
1775 (*x86_mov<mode>cc_0_m1): Ditto.
1776 (*addsi3_carry_zext): Use VOIDmode match_operator for
1777 ix86_carry_flag_operator operator predicate.
1778 (*subsi3_carry_zext): Ditto.
1779 (*x86_mov<mode>cc_0_m1_s): Ditto.
1780 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1781 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1782 check operator sub-expressions for FLAGS_REG and const0_rtx.
1783 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1784 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1785 (ix86_expand_int_addcc): Update calls to
1786 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1787 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1788 Do not set mode of compare operation.
1790 2009-11-23 Jan Hubicka <jh@suse.cz>
1793 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1796 2009-11-23 Jan Hubicka <jh@suse.cz>
1798 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1799 wrong profile updates.
1800 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1801 having largest frequency.
1802 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1803 used uninitalized warning.
1804 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1807 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1809 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1810 of gen_rtx_REG to generate operand 5.
1811 (*cmp_ssub_sidi): Ditto.
1813 2009-11-23 Richard Henderson <rth@redhat.com>
1815 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1818 2009-11-23 Paul Brook <paul@codesourcery.com>
1820 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1821 case for noreturn functions.
1822 (arm_compute_save_reg_mask): Remove special noreturn handling.
1824 2009-11-23 Richard Guenther <rguenther@suse.de>
1826 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1827 size for DECL bases.
1829 2009-11-22 Richard Henderson <rth@redhat.com>
1831 * i386.c (avx_vpermilp_parallel): New function.
1832 * i386-protos.h: Declare it.
1833 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1834 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1835 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1836 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1837 (vpermilbits): Remove.
1838 (avx_vpermil<mode>): Change insns to expanders.
1839 (*avx_vpermil<mode>): New. Use vec_select.
1841 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1843 * opts.c (decode_options): Don't enable flag_schedule_insns
1844 when optimizing for size.
1845 * doc/invoke.texi: Document change.
1847 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1850 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1851 of scratch register to SImode.
1852 (*cmp_sadd_sidi): Ditto.
1853 (*cmp_ssub_si): Ditto.
1854 (*cmp_ssub_sidi): Ditto.
1856 2009-11-21 Ian Lance Taylor <iant@google.com>
1858 * Makefile.in (HOST_LIBS): Move higher in file.
1859 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1860 is not empty, set to $(CC) and $(CFLAGS).
1862 2009-11-22 Martin Jambor <mjambor@suse.cz>
1864 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1865 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1866 (verify_gimple_call): Verify LHS also with with
1867 verify_types_in_gimple_reference.
1869 2009-11-21 Martin Jambor <mjambor@suse.cz>
1872 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1873 (splice_param_accesses): Check all accesses by calling
1874 access_precludes_ipa_sra_p.
1875 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1876 not convert types if it is true.
1877 (sra_ipa_modify_assign): Convert types in case of mismatch.
1879 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1881 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1884 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1886 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1887 (mips_mulsidi3_gen_fn): Declare new function.
1888 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1889 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1890 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1891 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1892 (mulsidi3_64bit_dmul): New define_insn.
1894 2009-11-21 Ben Elliston <bje@au.ibm.com>
1896 * gengtype-lex.l: Enable noinput flex option.
1897 (YY_NO_INPUT): Remove define.
1899 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1901 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1902 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1903 (insert_debug_temps_for_defs): Handle PHI nodes.
1904 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1907 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1909 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1910 after remove_phi_node.
1912 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1914 PR tree-optimization/42078
1915 * gimple.h (gimple_replace_lhs): New declaration.
1916 * gimple.c (gimple_replace_lhs): New function.
1917 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1920 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1922 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1923 (xop_mulv2div2di3_low): Same.
1924 (*xop_pmacsdqh_mem): Same.
1926 2009-11-20 Richard Henderson <rth@redhat.com>
1928 * config/i386/i386-builtin-types.awk: New file.
1929 * config/i386/i386-builtin-types.def: New file.
1930 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1931 * config/i386/i386.c: Include it.
1932 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1933 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1934 (struct builtin_isa): Remove GTY marker. Replace tree type with
1935 ix86_builtin_func_type; add set_and_not_built_p.
1936 (def_builtin): Change type parameter to tcode; use
1937 ix86_get_builtin_func_type; update all callers. Accept zero mask
1938 to mean the builtin is unconditionally available.
1939 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1941 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1942 Update some users to rationalized enumeration codes from new include.
1943 (enum multi_arg_type): Remove. Replace all enumeration values
1944 with defines to new ix86_builtin_func_type.
1945 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1946 all type resolution to def_builtin.
1947 (ix86_init_builtin_types): Split out from ...
1948 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1950 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1953 * config/rs6000/rs6000.c (struct machine_function): Revert
1954 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1955 (rs6000_expand_to_rtl_hook): Ditto.
1956 (rs6000_check_vector_mode): Ditto.
1957 (compute_vrsave_mask): Ditto.
1959 2009-11-20 Paul Brook <paul@codesourcery.com>
1961 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1962 * config/arm/arm-cores.def: Add cortex-a5.
1963 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1964 * config/arm/arm-tune.md: Regenerate.
1966 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1969 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1970 (ref_pos): New field in structure.
1971 (insert_new_var_in_stmt): New function.
1974 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1976 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1977 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1978 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1979 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1980 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1981 INT_LEAST64_TYPE): Define.
1982 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1983 UINT_LEAST64_TYPE): Define.
1984 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1985 INT_FAST64_TYPE): Define.
1986 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1987 UINT_FAST64_TYPE): Define.
1988 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1990 2009-11-20 Julian Brown <julian@codesourcery.com>
1992 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1993 specially for Thumb-1.
1994 (ASM_OUTPUT_REG_POP): Likewise.
1996 2009-11-19 Jason Merrill <jason@redhat.com>
1998 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2000 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2001 Rafael Avila de Espindola <espindola@google.com>
2003 * doc/plugins.texi (Plugin initialization): Added advices for
2004 retrieving the version of GCC at plugin compilation and loading times.
2006 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2008 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2009 (dump_active_plugins): output to file everything. Use
2010 internationalized dump & FMT_FOR_PLUGIN_EVENT.
2012 2009-11-19 Richard Guenther <rguenther@suse.de>
2014 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
2015 around truth-valued expressions.
2016 * tree.c (free_lang_data): Untangle check for LTO frontend.
2018 2009-11-19 Jakub Jelinek <jakub@redhat.com>
2020 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
2021 of cgraph_node_for_decl.
2022 * cgraph.h (cgraph_node_for_decl): Remove prototype.
2023 * cgraph.c (cgraph_node_for_decl): Remove.
2024 (cgraph_get_node): Just return NULL if !cgraph_hash.
2026 2009-11-19 Paul Brook <paul@codesourcery.com>
2028 * config.gcc: Add new ARM --with-fpu options.
2029 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2030 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2032 2009-11-18 Richard Guenther <rguenther@suse.de>
2034 * gimple.h (union gimple_statement_d): Add gsmembase member.
2035 (gimple_vuse_op): Use gsmembase for access.
2036 (gimple_vdef_op): Likewise.
2037 (gimple_vuse): Likewise.
2038 (gimple_vdef): Likewise.
2039 (gimple_vuse_ptr): Likewise.
2040 (gimple_vdef_ptr): Likewise.
2041 (gimple_set_vuse): Likewise.
2042 (gimple_set_vdef): Likewise.
2043 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2045 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2047 * doc/arm-neon-intrinsics.texi: Regenerated.
2049 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2051 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2053 2009-11-18 Paul Brook <paul@codesourcery.com>
2054 Daniel Jacobowitz <dan@codesourcery.com>
2056 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2057 (arm_arch7em): New variable.
2058 (all_architectures): Add armv7e-m.
2059 (arm_override_options): Set arm_arch7em.
2060 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2061 Include arm_arch7em.
2062 (arm_arch7em): Declare.
2064 2009-11-18 Richard Guenther <rguenther@suse.de>
2066 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2067 a valid field decl if checking is enabled.
2069 2009-11-18 Martin Jambor <mjambor@suse.cz>
2071 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2072 (lto_ipa_fixup_call_notes): Declare.
2073 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2074 (update_call_notes_after_inlining): Copy call stmt uid to the new
2076 (ipa_write_param_call_note): New function.
2077 (ipa_read_param_call_note): New function
2078 (ipa_write_node_info): Write also param call notes. Removed a bogus
2079 comment, reformatted to fit 80 columns.
2080 (ipa_read_node_info): Read also param call notes. Removed a bogus
2081 comment. Remove ipa_edge_args_vector growth.
2082 (lto_ipa_fixup_call_notes): New function.
2083 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2084 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2085 inlining regardless of flag_wpa.
2086 (cgraph_decide_inlining_of_small_functions): Likewise.
2087 (cgraph_decide_inlining): Likewise.
2088 (inline_read_summary): Likewise.
2090 2009-11-18 Jan Hubicka <jh@suse.cz>
2092 * predict.c (compute_function_frequency): Export.
2093 * predict.h (compute_function_frequency): Declare.
2094 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2096 2009-11-18 Martin Jambor <mjambor@suse.cz>
2098 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2099 on all nodes we write summaries for.
2101 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2104 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2105 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2106 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2107 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2108 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2109 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2110 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2113 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2115 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2117 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2120 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2122 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2124 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2125 cgraph_materialize_all_clones): Handle same_body aliases.
2126 * cgraph.c (cgraph_allocate_node): New function.
2127 (cgraph_create_node): Use it.
2128 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2129 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2130 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2132 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2133 (input_node): Stream in same_body aliases.
2134 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2135 for same_body aliases.
2136 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2138 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2141 * config/darwin.h: Use the extension stub libraries to access
2142 current libgcc_s features.
2144 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2147 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2148 (vect_transform_loop): Call it.
2150 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2152 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2155 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2159 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2161 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2162 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2163 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2164 (sese_bad_liveouts_use): New.
2165 (sese_reset_debug_liveouts_bb): New.
2166 (sese_build_liveouts): Use it.
2167 (rename_variables_in_stmt): Reset debug stmts rather than creating
2169 (expand_scalar_variable_stmt): Likewise.
2171 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2173 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2174 (df_ref_remove): Likewise.
2176 2009-11-17 Jan Hubicka <jh@suse.cz>
2178 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2181 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2183 * toplev.c (process_options): Remove dead code.
2184 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2186 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2188 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2191 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2193 PR tree-optimization/41857
2194 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2195 TYPE's address space instead of pointer to TYPE.
2197 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2199 * reload.c (find_reloads_address): Fix typo.
2201 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2203 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2204 registers in leaf functions if possible.
2206 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2208 * config/m68k/m68k-devices.def: Add MCF5441x family.
2210 2009-11-17 Jan Hubicka <jh@suse.cz>
2212 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2214 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2216 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2218 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2219 nest ior expressions.
2220 (x86_64_szext_nonmemory_operand): Ditto.
2221 (call_insn_operand): Ditto.
2223 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2225 * stmt.c (expand_asm_stmt): Get locus from stmt.
2227 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2229 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2230 Create the decl label for the new dest block on demand. Require
2231 a fallthrough edge if no asm labels were redirected.
2233 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2236 operand 1 predicate.
2237 (cstoresi4): Ditto for operand 2.
2238 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2239 patterns using SDWIM mode iterator.
2240 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2241 using SWIM mode iterator.
2242 (cmpdi_1): Rename from cmpdi_1_rex64.
2243 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2244 SWI48 mode iterator.
2245 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2246 using SWI mode iterator.
2247 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2248 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2249 (*cmpqi_ext_3_insn): Make private.
2250 (*cmpqi_ext_3_insn_rex64): Make private.
2251 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2252 * config/i386/predicates.md (cmpsi_operand): Remove.
2254 2009-11-16 Paul Brook <paul@codesourcery.com>
2256 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2257 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2259 2009-11-14 Jan Hubicka <jh@suse.cz>
2261 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2263 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2264 zero out all callees.
2265 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2266 frequency and count match.
2267 * ipa-inline.c (update_noncloned_frequencies): New function.
2268 (cgraph_clone_inlined_nodes): Use it.
2269 * tree-inline.c (copy_bb): Fix frequency scaling; output
2270 diagnostic on frequency mismatches to dump file.
2271 (initialize_cfun): Do not scale frequency; fix count scaling;
2272 initialize entry and exit block frequencies; copy profile info.
2273 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2274 (copy_body): Use frequency_scale as argument.
2275 (expand_call_inline): Compute frequency scale and output diagnostic
2277 (delete_unreachable_blocks_update_callgrah): Remove checking that
2278 has to be done after edge redirection.
2279 (tree_function_versioning): Update initialize_cfun and copy_body call.
2281 2009-11-14 Jan Hubicka <jh@suse.cz>
2283 * cgraph.c (cgraph_release_function_body): Update use of
2284 ipa_transforms_to_apply.
2285 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2286 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2287 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2289 (cgraph_materialize_clone): Remove original if dead.
2290 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2291 ipa_transforms_to_apply hack.
2292 * function.h (struct function): Add ipa_transforms_to_apply.
2293 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2294 * tree-inline.c (copy_bb): Update sanity check.
2295 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2296 (expand_call_inline): remove dead clone originals.
2297 (tree_function_versioning): Merge transformation queues.
2298 * passes.c (add_ipa_transform_pass): Remove.
2299 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2301 (execute_all_ipa_transforms): Update.
2302 (execute_one_pass): Update.
2304 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2306 PR target/21078, 21080
2307 * config/avr/avr.c (avr_return_addr_rtx): New function for
2308 builtin_return_address.
2309 (expand_prologue): Calculate stack usage.
2310 (avr_asm_function_end_prologue): Output stack size and offset label.
2311 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2312 (machine_function): Add stack_usage.
2313 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2315 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2317 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2318 new 'outgoing' argument.
2319 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2320 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2321 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2322 iq2000_function_value_regno_p.
2323 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2324 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2327 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2330 * arm.md (adddi_sesidi_di): Place tied contraint first.
2331 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2332 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2333 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2334 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2335 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2336 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2337 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2338 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2339 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2341 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2343 * config/i386/predicates.md (call_register_no_elim_operand):
2344 New predicate. Reject stack register as valid call operand
2346 (call_insn_operand): Use call_register_no_elim_operand.
2348 2009-11-13 Richard Henderson <rth@redhat.com>
2350 * function.c (stack_protect_prologue): Don't bypass expand_expr
2351 for stack_protect_guard and guard_decl.
2352 (stack_protect_epilogue): Likewise.
2354 2009-11-13 Jan Hubicka <jh@suse.cz>
2356 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2357 when to PUBLIC is set.
2359 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2362 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2365 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2369 *call_value_1): Use "lsm" as operand 1 constraint.
2370 * config/i386/predicates.md (call_insn_operand): Depend on
2371 index_register_operand to avoid %esp register.
2373 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2376 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2379 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2380 (TARGET_CALL_ESP): New define.
2381 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2383 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2384 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2385 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2387 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2388 New patterns, use "lsm" as operand 1 constraint.
2389 * config/i386/predicates.md (call_insn_operand): Depend on
2390 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2392 2009-11-13 Jason Merrill <jason@redhat.com>
2395 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2396 Don't emit a second declaration at any scope.
2398 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2400 PR rtl-optimization/41697
2401 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2402 a conditional jump has a single successor.
2404 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2406 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2407 allocate reg_last when in case lazy_reg_last is true.
2408 (init_deps_reg_last): New.
2409 (free_deps): When max_reg is 0, this context is already freed.
2410 * sched-int.h (init_deps_reg_last): Export.
2411 (init_deps): Update prototype.
2412 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2413 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2414 * ddg.c (build_intra_loop_deps): Likewise.
2415 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2416 reset_deps_context, deps_init_id): Likewise.
2417 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2418 (free_data_for_scheduled_insn): New, break down from ...
2419 (free_first_time_insn_data): ... here.
2420 (has_dependence_p): Allocate reg_last now, when it is needed.
2421 (extend_insn_data): When maximal LUID is big enough, allocate
2422 per-insn data in smaller chunks.
2423 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2424 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2427 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/i386.md (call_value): Fix comment.
2430 (sibcall_value): Ditto.
2432 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2434 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2435 (MD_FROB_UPDATE_CONTEXT): Define.
2437 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2438 Laurent GUERBY <laurent@guerby.net>
2440 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2441 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2442 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2444 2009-11-12 Jan Hubicka <jh@suse.cz>
2446 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2447 and clear DECL_COMMON on localized declarations.
2449 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2452 * regrename.c (struct du_head): New structure; some elements moved
2454 (struct du_chain): ... this one.
2455 (open_chains, closed_chains): Now of type struct du_head *.
2456 (do_replace): Accept du_head argument, not du_chain. All callers
2457 changed. Modified code to match new data structures.
2458 (build_def_use): Return a list of du_head structures. Modified code
2459 to match new data structures.
2460 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2461 callers changed. Modified code to match new data structures.
2462 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2463 callers changed. Modified code to match new data structures.
2464 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2465 Allocate a du_head structure as well as a du_chain when creating a
2466 new chain. Modified other code to match new data structures.
2468 2009-11-12 Jan Hubicka <jh@suse.cz>
2470 * cgraph.h (varpool_node_name): Declare.
2471 * cgraphunit.c (process_function_and_variable_attributes): Set
2472 force_output flag on used variables.
2473 * ipa.c (function_and_variable_visibility): Dump externally visible
2474 and needed variables.
2475 * varpool.c (varpool_node_name): Export.
2476 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2479 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2482 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2483 processing if XEXP (x, i) is NULL.
2485 2009-11-12 Jan Hubicka <jh@suse.cz>
2487 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2488 imply PUBLIC || EXTERNAL.
2490 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2493 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2494 single successor block, ending with jump created by RTL expander.
2496 2009-11-11 Jan Hubicka <jh@suse.cz>
2499 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2500 and WEAK variables at -fwhole-program.
2503 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2504 functions/variables are not needed even if they are externally visible.
2506 2009-11-11 Jan Hubicka <jh@suse.cz>
2508 (patch by Richard Guenther)
2509 * lto-streamer-out.c (output_function): Output head of argument list
2511 * lto-streamer-in.c (input_function): Re-map arguments into merged
2514 2009-11-11 Jan Hubicka <jh@suse.cz>
2516 * lto-cgraph.c: Include gcov-io.h
2517 (output_profile_summary): New function.
2518 (output_cgraph): Use it.
2519 (input_profile_summary): New function.
2520 (input_cgraph): Use it.
2521 * coverage.c (build_ctr_info_value): Use varpool; initalize
2522 DECL_ASSEMBLER_NAME.
2523 (create_coverage): Likewise.
2524 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2525 (tree_init_edge_profiler): Likewise.
2526 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2528 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2530 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2531 * c-pragma.c (def_pragma_macro_value): Likewise.
2532 (def_pragma_macro): Likewise.
2533 (pushed_macro_table): Likewise.
2534 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2535 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2537 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2539 * doc/plugins.texi (Registering custom attributes): section
2540 renamed as (Registering custom attributes or pragmas).
2541 Mentions custom attributes & pragmas, and c_register_pragma, with
2543 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2545 * doc/extend.texi (Function Attributes): Mentions that plugin can
2546 provide their attributes.
2548 2009-11-11 Jon Beniston <jon@beniston.com>
2550 * config.gcc: Add lm32 elf and uclinux targets.
2551 * config/lm32: New directory.
2552 * config/lm32/lm32.c: New file.
2553 * config/lm32/lm32.h: New file.
2554 * config/lm32/lm32.md: New file.
2555 * config/lm32/lm32.opt: New file.
2556 * config/lm32/lm32-protos.h: New file.
2557 * config/lm32/constraints.md: New file.
2558 * config/lm32/predicates.md: New file.
2559 * config/lm32/sfp-machine.h: New file.
2560 * config/lm32/t-fprules-softfp: New file.
2561 * config/lm32/uclinux-elf.h: New file.
2562 * doc/invoke.texi: Document lm32 options.
2563 * doc/contrib.texi: Document lm32 porter.
2564 * doc/install.texi: Document lm32 targets.
2566 2009-11-11 Martin Jambor <mjambor@suse.cz>
2569 * ipa-prop.c (ipa_update_after_lto_read): Call
2570 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2571 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2573 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2575 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2576 (neon_expand_vector_init): Use them. Also handle non-constant
2577 vectors with identical elements and vectors with only one
2578 non-constant element.
2579 (arm_print_operand): Handle 'y' modifier.
2580 * config/arm/arm-protos.h (neon_make_constant): Declare.
2581 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2582 patterns. Use VX instead of VDQW for the first one. Allow
2583 a VFP alternative and V32 modes for the second one.
2584 * config/arm/neon.ml (shape_elt): Add Alternatives.
2585 (ops): Use Alternatives for vdup lane instructions.
2586 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2587 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2589 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2591 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2593 (movti, mov<mode>): Call force_reg on one operand if required.
2594 * config/arm/vec-common.md (mov<mode>): Likewise.
2596 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2598 * config/arm/arm.c (arm_override_options): Enable scheduling for
2601 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2605 * expr.h (anti_adjust_stack_and_probe): Declare.
2606 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2607 parameter and rewrite head comment.
2608 (allocate_dynamic_stack_space): Adjust call to above function.
2609 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2611 * tree.h (dwarf2out_args_size): Delete.
2612 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2613 (dwarf2out_args_size_adjust): Delete prototype and move around.
2614 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2615 ACCUMULATE_OUTGOING_ARGS targets.
2617 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2619 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2620 DECL_SIZE of DECL_RESULT before evaluating it.
2622 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2624 PR tree-optimization/41987
2625 * fold-const.c (const_binop): Avoid using fold_buildN().
2627 2009-11-10 Martin Jambor <mjambor@suse.cz>
2629 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2630 (execute_all_ipa_stmt_fixups): Declare.
2631 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2632 * ipa-inline.c (pass_ipa_inline): Likewise.
2633 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2634 * ipa-reference.c (pass_ipa_reference): Likewise.
2635 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2636 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2637 (pass_ipa_lto_finish_out): Likewise.
2638 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2639 * passes.c (execute_ipa_stmt_fixups): New function.
2640 (execute_all_ipa_stmt_fixups): New function.
2641 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2643 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2646 * explow.c (probe_stack_range): Fix typo.
2647 * config/sparc/sparc.md (probe_stack): New expander.
2649 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2651 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2653 2009-11-09 Jason Merrill <jason@redhat.com>
2655 * gdbinit.in (pgq): New function for printing gimple sequence.
2657 2009-11-09 Paul Brook <paul@codesourcery.com>
2658 Daniel Jacobowitz <dan@codesourcery.com>
2659 Sandra Loosemore <sandra@codesourcery.com>
2661 * doc/extend.texi (Half-Precision): Update wording to reflect
2662 that there are now multiple -mfpu options that enable fp16
2664 * doc/invoke.texi: Update list of ARM -mfpu= options.
2665 * config.gcc: Update ARM --with-fpu option list.
2666 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2667 vfpv3xd and vfpv3xd-fp16.
2668 (use_vfp_abi): New function.
2669 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2671 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2672 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2673 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2674 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2676 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2678 (arm_print_operand): Handle 'p' modifier.
2679 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2681 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2682 (TARGET_FP16): Define.
2683 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2684 does not provide them.
2685 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2686 double-precision values on a single-precision FPU.
2687 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2688 double-precision constants.
2689 (movhf_vfp_neon): New pattern (was movhf_vfp).
2690 (movhf_vfp): Remove NEON instructions.
2691 * config/arm/constraints.md: Add new "Dy" constraint for
2692 double-precision constants. Update description of "Dv".
2693 * config/arm/arm.md: Disable double-precision patterns if the FPU
2694 does not provide them
2696 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2698 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2699 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2702 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2704 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2706 * configure.ac (--with-plugin-ld): New. Default to ld.
2707 * configure: Regenerated.
2708 * config.in: Likewise.
2710 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2711 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2713 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2715 * config/openbsd-stdint.h: Change to reflect what
2716 c_common_nodes_and_builtins expects.
2718 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2720 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2722 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2725 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2726 function contains at least one local dynamic name.
2727 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2728 here if that happens.
2730 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2731 Joern Rennecke <amylaar@spamcop.net>
2733 * cfgrtl.c (pass_free_cfg): Add pass name.
2734 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2735 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2736 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2737 * df-core.c (pass_df_initialize_no_opt): Likewise.
2738 * except.c (pass_rtl_eh): Likewise.
2739 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2740 * gcse.c (pass_rtl_pre): Change pass name.
2741 * passes.c (pass_postreload): Add pass name.
2742 (make_pass_instance): Don't use duplicate-tracking logic for
2743 names starting with '*'.
2744 (next_pass_1): Assert that pass has a name.
2745 (register_one_dump_file): If there is an space in the name,
2747 * predict.c (pass_strip_predict_hints): Add pass name.
2748 * reg-stack.c (pass_stack_regs): Likewise.
2749 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2750 * tree-cfg.c (pass_warn_function_return,
2751 pass_warn_function_noreturn): Add pass name.
2752 * tree-dfa.c (pass_referenced_vars): Likewise.
2753 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2754 Fix whitespace before comment.
2755 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2756 (pass_init_datastructures): Add pass name.
2757 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2758 * tree-ssa.c (pass_early_warn_uninitialized,
2759 pass_late_warn_uninitialized): Likewise.
2760 * tree.c (pass_ipa_free_lang_data): Likewise.
2761 * doc/passes.texi (pass manager): Document how to disambiguate
2764 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2766 * df-problems.c: Fix documentation for forward simulation of LR.
2767 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2768 (df_simulate_finalize_forwards): Remove.
2769 * df.h (df_simulate_finalize_forwards): Remove.
2771 2009-11-08 Richard Guenther <rguenther@suse.de>
2773 * tree-ssa-structalias.c (build_succ_graph): Properly make
2774 variables escape if they are stored to anything.
2776 2009-11-08 Richard Guenther <rguenther@suse.de>
2778 PR rtl-optimization/41928
2779 * loop-invariant.c (free_loop_data): If we didn't allocate
2780 loop data do not try to free it.
2782 2009-11-07 Jason Merrill <jason@redhat.com>
2784 * tree.c (reconstruct_complex_type): Preserve attributes.
2786 2009-11-07 Richard Guenther <rguenther@suse.de>
2788 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2789 to anything only to variables that can take pointers.
2790 (get_constraint_for_ssa_var): Properly exclude full
2791 variables from expanding.
2792 (first_vi_for_offset): Avoid overflow in arithmetic.
2793 (first_or_preceding_vi_for_offset): Likewise.
2794 (count_num_arguments): Fix implementation.
2795 (gate_ipa_pta): Do not run when not optimizing.
2797 2009-11-07 David Binderman <dcb314@hotmail.com>
2799 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2800 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2801 set but not used variables.
2802 (apply_args_reg_offset): Comment out as unused.
2803 * calls.c (flags_from_decl_or_type): Likewise.
2804 * genautomata.c (check_regexp_units_distribution): Likewise.
2806 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2808 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2809 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2810 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2811 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2812 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2813 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2814 operand alternatives.
2816 2009-11-06 Michael Matz <matz@suse.de>
2819 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2820 of a potential reciprocal to really be reciprocals.
2822 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2824 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2825 lwpintrin.h after immintrin.h.
2826 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2830 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2831 or non-constant index, allow index one past the last element and
2832 allow exceeding array bound in arrays that might be used as flexible
2835 2009-11-05 Richard Henderson <rth@redhat.com>
2837 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2839 2009-11-05 Paul Brook <paul@codesourcery.com>
2841 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2842 (arm_fpu_desc): New.
2843 (all_fpus): Add FPU details.
2844 (fp_model_for_fpu): Remove.
2845 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2846 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2847 (arm_file_start): Use arm_fpu_desc.
2848 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2849 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2851 (TARGET_FPA_EMU2): Define.
2852 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2853 (vfp_reg_type, arm_fpu_desc): New.
2854 * config/arm/arm.md (attr fpu): Simplify.
2855 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2856 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2857 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2858 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2859 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2861 2009-11-05 Michael Matz <matz@suse.de>
2863 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2865 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2868 2009-11-04 Jason Merrill <jason@redhat.com>
2871 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2872 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2873 (output_constant): Avoid crash after error.
2875 2009-11-05 Martin Jambor <mjambor@suse.cz>
2877 * tree-sra.c (struct access): Changed comment of next_sibling field.
2878 (analyze_modified_params): Loop over accesses of a group rather than
2879 over all with the ame base, pass a common bitmap to
2881 (unmodified_by_ref_scalar_representative): Build link lists of
2882 accesses of a group.
2883 (splice_param_accesses): Likewise.
2885 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2887 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2889 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2893 * config/i386/i386.md (probe_stack): New expander.
2894 (logical operation peepholes): Do not split stack checking probes.
2896 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2897 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2899 * doc/invoke.texi (-mlwp): Add documentation.
2900 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2901 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2902 (x86_64-*-*): Ditto.
2903 * config/i386/lwpintrin.h: New file, provide x86 compiler
2904 intrinisics for LWP.
2905 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2906 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2907 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2909 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2910 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2911 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2912 (OPTION_MASK_ISA_LWP_UNSET): New.
2913 (ix86_handle_option): Handle -mlwp.
2914 (isa_opts): Handle -mlwp.
2915 (enum pta_flags): Add PTA_LWP.
2916 (override_options): Add LWP support.
2917 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2918 (IX86_BUILTIN_LLWPCB32): Ditto.
2919 (IX86_BUILTIN_LLWPCB64): Ditto.
2920 (IX86_BUILTIN_SLWPCB16): Ditto.
2921 (IX86_BUILTIN_SLWPCB32): Ditto.
2922 (IX86_BUILTIN_SLWPCB64): Ditto.
2923 (IX86_BUILTIN_LWPVAL16): Ditto.
2924 (IX86_BUILTIN_LWPVAL32): Ditto.
2925 (IX86_BUILTIN_LWPVAL64): Ditto.
2926 (IX86_BUILTIN_LWPINS16): Ditto.
2927 (IX86_BUILTIN_LWPINS32): Ditto.
2928 (IX86_BUILTIN_LWPINS64): Ditto.
2929 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2930 (builtin_description): Ditto.
2931 (ix86_init_mmx_sse_builtins): Ditto.
2932 (ix86_expand_special_args_builtin): Ditto.
2933 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2935 (UNSPEC_SLWP_INTRINSIC): Ditto.
2936 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2937 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2938 (lwp_llwpcbhi1): New lwp pattern.
2939 (lwp_llwpcbsi1): Ditto.
2940 (lwp_llwpcbdi1): Ditto.
2941 (lwp_slwpcbhi1): Ditto.
2942 (lwp_slwpcbsi1): Ditto.
2943 (lwp_slwpcbdi1): Ditto.
2944 (lwp_lwpvalhi3): Ditto.
2945 (lwp_lwpvalsi3): Ditto.
2946 (lwp_lwpvaldi3): Ditto.
2947 (lwp_lwpinshi3): Ditto.
2948 (lwp_lwpinssi3): Ditto.
2949 (lwp_lwpinsdi3): Ditto.
2951 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2952 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2955 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2958 2009-11-04 Richard Guenther <rguenther@suse.de>
2959 Rafael Avila de Espindola <espindola@google.com>
2961 * gcc.c (process_command): Handle arguments name@offset.
2963 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2964 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2966 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2967 (x86_64-*-*): Ditto.
2968 * config/i386/xopintrin.h: New file, provide common x86 compiler
2969 intrinisics for XOP.
2970 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2971 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2972 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2974 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2975 * config/i386/i386.opt (-mxop): New switch for XOP support.
2976 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2977 (UNSPEC_XOP_TRUEFALSE)
2978 (UNSPEC_XOP_PERMUTE)
2979 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2980 (PPERM_*): New constants for vpperm instruction.
2981 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2982 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2983 (OPTION_MASK_ISA_XOP_UNSET): New.
2984 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2985 (ix86_handle_option): Handle -mxop.
2986 (isa_opts): Handle -mxop.
2987 (enum pta_flags): Add PTA_XOP.
2988 (override_options): Add XOP support.
2989 (print_operand): Add code for XOP compare instructions.
2990 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2991 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2993 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2994 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2995 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2996 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2997 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2998 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2999 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
3001 (IX86_BUILTIN_VPCMOV256): Ditto.
3002 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
3003 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3004 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3005 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3006 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3007 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3009 (IX86_BUILTIN_VPPERM): Ditto.
3011 (IX86_BUILTIN_VPMACSSWW): Ditto.
3012 (IX86_BUILTIN_VPMACSWW): Ditto.
3013 (IX86_BUILTIN_VPMACSSWD): Ditto.
3014 (IX86_BUILTIN_VPMACSWD): Ditto.
3015 (IX86_BUILTIN_VPMACSSDD): Ditto.
3016 (IX86_BUILTIN_VPMACSDD): Ditto.
3017 (IX86_BUILTIN_VPMACSSDQL): Ditto.
3018 (IX86_BUILTIN_VPMACSSDQH): Ditto.
3019 (IX86_BUILTIN_VPMACSDQL): Ditto.
3020 (IX86_BUILTIN_VPMACSDQH): Ditto.
3021 (IX86_BUILTIN_VPMADCSSWD): Ditto.
3022 (IX86_BUILTIN_VPMADCSWD): Ditto.
3024 (IX86_BUILTIN_VPHADDBW): Ditto.
3025 (IX86_BUILTIN_VPHADDBD): Ditto.
3026 (IX86_BUILTIN_VPHADDBQ): Ditto.
3027 (IX86_BUILTIN_VPHADDWD): Ditto.
3028 (IX86_BUILTIN_VPHADDWQ): Ditto.
3029 (IX86_BUILTIN_VPHADDDQ): Ditto.
3030 (IX86_BUILTIN_VPHADDUBW): Ditto.
3031 (IX86_BUILTIN_VPHADDUBD): Ditto.
3032 (IX86_BUILTIN_VPHADDUBQ): Ditto.
3033 (IX86_BUILTIN_VPHADDUWD): Ditto.
3034 (IX86_BUILTIN_VPHADDUWQ): Ditto.
3035 (IX86_BUILTIN_VPHADDUDQ): Ditto.
3036 (IX86_BUILTIN_VPHSUBBW): Ditto.
3037 (IX86_BUILTIN_VPHSUBWD): Ditto.
3038 (IX86_BUILTIN_VPHSUBDQ): Ditto.
3040 (IX86_BUILTIN_VPROTB): Ditto.
3041 (IX86_BUILTIN_VPROTW): Ditto.
3042 (IX86_BUILTIN_VPROTD): Ditto.
3043 (IX86_BUILTIN_VPROTQ): Ditto.
3044 (IX86_BUILTIN_VPROTB_IMM): Ditto.
3045 (IX86_BUILTIN_VPROTW_IMM): Ditto.
3046 (IX86_BUILTIN_VPROTD_IMM): Ditto.
3047 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3049 (IX86_BUILTIN_VPSHLB): Ditto.
3050 (IX86_BUILTIN_VPSHLW): Ditto.
3051 (IX86_BUILTIN_VPSHLD): Ditto.
3052 (IX86_BUILTIN_VPSHLQ): Ditto.
3053 (IX86_BUILTIN_VPSHAB): Ditto.
3054 (IX86_BUILTIN_VPSHAW): Ditto.
3055 (IX86_BUILTIN_VPSHAD): Ditto.
3056 (IX86_BUILTIN_VPSHAQ): Ditto.
3058 (IX86_BUILTIN_VFRCZSS): Ditto.
3059 (IX86_BUILTIN_VFRCZSD): Ditto.
3060 (IX86_BUILTIN_VFRCZPS): Ditto.
3061 (IX86_BUILTIN_VFRCZPD): Ditto.
3062 (IX86_BUILTIN_VFRCZPS256): Ditto.
3063 (IX86_BUILTIN_VFRCZPD256): Ditto.
3065 (IX86_BUILTIN_VPCOMEQUB): Ditto.
3066 (IX86_BUILTIN_VPCOMNEUB): Ditto.
3067 (IX86_BUILTIN_VPCOMLTUB): Ditto.
3068 (IX86_BUILTIN_VPCOMLEUB): Ditto.
3069 (IX86_BUILTIN_VPCOMGTUB): Ditto.
3070 (IX86_BUILTIN_VPCOMGEUB): Ditto.
3071 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3072 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3074 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3075 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3076 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3077 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3078 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3079 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3080 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3081 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3083 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3084 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3085 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3086 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3087 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3088 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3089 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3090 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3092 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3093 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3094 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3095 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3096 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3097 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3098 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3099 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3101 (IX86_BUILTIN_VPCOMEQB): Ditto.
3102 (IX86_BUILTIN_VPCOMNEB): Ditto.
3103 (IX86_BUILTIN_VPCOMLTB): Ditto.
3104 (IX86_BUILTIN_VPCOMLEB): Ditto.
3105 (IX86_BUILTIN_VPCOMGTB): Ditto.
3106 (IX86_BUILTIN_VPCOMGEB): Ditto.
3107 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3108 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3110 (IX86_BUILTIN_VPCOMEQW): Ditto.
3111 (IX86_BUILTIN_VPCOMNEW): Ditto.
3112 (IX86_BUILTIN_VPCOMLTW): Ditto.
3113 (IX86_BUILTIN_VPCOMLEW): Ditto.
3114 (IX86_BUILTIN_VPCOMGTW): Ditto.
3115 (IX86_BUILTIN_VPCOMGEW): Ditto.
3116 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3117 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3119 (IX86_BUILTIN_VPCOMEQD): Ditto.
3120 (IX86_BUILTIN_VPCOMNED): Ditto.
3121 (IX86_BUILTIN_VPCOMLTD): Ditto.
3122 (IX86_BUILTIN_VPCOMLED): Ditto.
3123 (IX86_BUILTIN_VPCOMGTD): Ditto.
3124 (IX86_BUILTIN_VPCOMGED): Ditto.
3125 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3126 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3128 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3129 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3130 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3131 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3132 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3133 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3134 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3135 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3137 (enum multi_arg_type): New enum for describing the various XOP
3138 intrinsic argument types.
3139 (bdesc_multi_arg): New table for XOP intrinsics.
3140 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3141 (ix86_expand_multi_arg_builtin): New function for creating XOP
3144 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3145 (xop_pmacsww): Ditto.
3146 (xop_pmacssww): Ditto.
3147 (xop_pmacsdd): Ditto.
3148 (xop_pmacssdd): Ditto.
3149 (xop_pmacssdql): Ditto.
3150 (xop_pmacssdqh): Ditto.
3151 (xop_pmacsdql): Ditto.
3152 (xop_pmacsdql_mem): Ditto.
3153 (xop_mulv2div2di3_low): Ditto.
3154 (xop_pmacsdqh): Ditto.
3155 (xop_pmacsdqh_mem): Ditto.
3156 (xop_mulv2div2di3_high): Ditto.
3157 (xop_pmacsswd): Ditto.
3158 (xop_pmacswd): Ditto.
3159 (xop_pmadcsswd): Ditto.
3160 (xop_pmadcswd): Ditto.
3161 (xop_pcmov_<mode>): Ditto.
3162 (xop_pcmov_<mode>256): Ditto.
3163 (xop_phaddbw): Ditto.
3164 (xop_phaddbd): Ditto.
3165 (xop_phaddbq): Ditto.
3166 (xop_phaddwd): Ditto.
3167 (xop_phaddwq): Ditto.
3168 (xop_phadddq): Ditto.
3169 (xop_phaddubw): Ditto.
3170 (xop_phaddubd): Ditto.
3171 (xop_phaddubq): Ditto.
3172 (xop_phadduwd): Ditto.
3173 (xop_phadduwq): Ditto.
3174 (xop_phaddudq): Ditto.
3175 (xop_phsubbw): Ditto.
3176 (xop_phsubwd): Ditto.
3177 (xop_phsubdq): Ditto.
3179 (rotl<mode>3): Ditto.
3180 (rotr<mode>3): Ditto.
3181 (xop_rotl<mode>3): Ditto.
3182 (xop_rotr<mode>3): Ditto.
3183 (vrotr<mode>3): Ditto.
3184 (vrotl<mode>3): Ditto.
3185 (xop_vrotl<mode>3): Ditto.
3186 (vlshr<mode>3): Ditto.
3187 (vashr<mode>3): Ditto.
3189 (xop_ashl<mode>3): Ditto.
3190 (xop_lshl<mode>3): Ditto.
3191 (ashlv16qi3): Ditto.
3192 (lshlv16qi3): Ditto.
3193 (ashrv16qi3): Ditto.
3195 (xop_frcz<mode>2): Ditto.
3196 (xop_vmfrcz<mode>2): Ditto.
3197 (xop_frcz<mode>2256): Ditto.
3198 (xop_maskcmp<mode>3): Ditto.
3199 (xop_maskcmp_uns<mode>3): Ditto.
3200 (xop_maskcmp_uns2<mode>3): Ditto.
3201 (xop_pcom_tf<mode>3): Ditto.
3203 * doc/invoke.texi (-mxop): Add documentation.
3204 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3206 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3209 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3210 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3211 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3213 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3216 * arm.md (peephole2 patterns for move and compare): New.
3218 2009-11-04 Nick Clifton <nickc@redhat.com>
3220 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3221 Make sure that it does not allow CONST_DOUBLEs.
3222 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3223 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3224 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3225 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3226 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3227 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3228 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3229 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3230 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3231 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3232 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3233 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3234 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3235 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3236 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3238 2009-11-04 Richard Guenther <rguenther@suse.de>
3240 PR tree-optimization/41919
3241 * tree-vrp.c (test_for_singularity): Properly compare values.
3243 2009-11-04 Revital Eres <eres@il.ibm.com>
3245 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3246 Consider peeling for alignment only for stores and remove
3247 redundant assignment.
3249 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3252 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3253 (m68k_ok_for_sibcall_p): Handle different result return locations.
3255 2009-11-04 Richard Guenther <rguenther@suse.de>
3257 * c-opts.c (c_common_post_options): Move LTO option processing
3259 * opts.c (decode_options): ... here.
3261 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3263 * c-common.c (fold_offsetof_1): Use %wd instead of
3264 HOST_WIDE_INT_PRINT_DEC.
3266 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3268 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3271 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3273 * config.gcc (vax-*-linux*): Keep the original contents of
3274 tmake_file while adding vax/t-linux.
3276 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3280 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3281 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3282 (STACK_CHECK_MOVING_SP): Likewise.
3283 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3284 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3285 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3286 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3287 Document PROBE_STACK.
3288 * explow.c (anti_adjust_stack_and_probe): New function.
3289 (allocate_dynamic_stack_space): Do not directly allocate space if
3290 STACK_CHECK_MOVING_SP, instead invoke above function.
3291 (emit_stack_probe): Handle probe_stack insn.
3292 (PROBE_INTERVAL): New macro.
3293 (STACK_GROW_OPTAB): Likewise.
3294 (STACK_GROW_OFF): Likewise.
3295 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3296 loop condition in the small constant case. Rewrite in the general
3297 case to be immune to wraparounds. Make sure the address of probes
3298 is valid. Try to use [base + disp] addressing mode if possible.
3299 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3300 checking is enabled and STACK_CHECK_MOVING_SP.
3301 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3302 return 1 for volatile references to the stack pointer.
3303 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3304 __builtin_alloca if stack checking is enabled.
3305 * unwind-dw2.c (uw_identify_context): Take into account whether the
3306 context is that of a signal frame or not.
3307 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3308 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3310 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3312 PR rtl-optimization/41917
3313 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3314 operand isn't known to be 0, return 1.
3316 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3318 * config/mips/mips.md: Fix typos.
3320 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3322 * doc/invoke.texi: Fix typo.
3324 2009-11-03 Paul Brook <paul@codesourcery.com>
3326 * config/arm/neon.ml (vectype): Add T_floatSF.
3327 (string_of_vectype): Ditto.
3328 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3329 (deftypes): Use float for float32_t.
3330 * config/arm/arm_neon.h: Regenerate.
3332 2009-11-03 Nick Clifton <nickc@redhat.com>
3333 Kevin Buettner <kevinb@redhat.com>
3335 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3336 order of expected registers.
3337 (rx_load_multiple_vector): Likewise.
3338 (rx_rtsd_vector): Likewise.
3339 * config/rx/rx.c (rx_cpu_type): New variable.
3340 (rx_print_operand): Fix bug printing 64-bit constant values.
3341 (rx_emit_stack_pushm): Reverse order of pushed registers.
3342 (gen_rx_store_vector): Likewise.
3343 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3345 (is_exception_func): Rename to is_interrupt_func and only accept
3346 "interrupt" as the attribute name.
3347 (rx_get_stack_layout): Use new function name.
3348 (rx_func_attr_inlinable): Likewise.
3349 (rx_attribute_table): Remove "exception".
3350 (rx_expand_prologue): If necessary push the accumulator register
3351 in the prologue of interrupt functions.
3352 (rx_expand_epilogue): If necessary pop the accumulator.
3353 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3354 (rx_expand_builtin_stz): Remove.
3355 (rx_expand_builtin_mvtipl): New function.
3356 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3357 (rx_expand_builtin): Likewise.
3358 (rx_enable_fpu): New variable.
3359 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3360 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3361 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3362 (enum rx_cpu_types): Define.
3363 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3364 (INCOMING_FRAME_SP_OFFSET): Define.
3365 (ARG_POINTER_CFA_OFFSET): Define.
3366 (FRAME_POINTER_CFA_OFFSET): Define.
3367 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3368 (ALLOW_RX_FPU_INSNS): Define.
3369 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3370 fast_math_flags_set_p.
3371 (UNSPEC_BUILTIN_MVTIPL): Define.
3372 (revl): Rename to bswapsi2.
3373 (bswaphi2): New pattern.
3374 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3375 (mvtaclo): Likewise.
3377 (mvtc): Remove clobber of cc0.
3380 * config/rx/rx.opt (mieee): Remove.
3385 (msave-acc-in-interrupts): Add.
3386 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3387 (MULTILIB_DIRS): Likewise.
3388 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3389 * doc/extend.texi: Remove description of "exception" function
3391 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3392 -msave-acc-in-interrupts options.
3394 2009-11-03 Richard Guenther <rguenther@suse.de>
3396 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3398 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3401 * c-common.c (fold_offsetof_1): Issue errors when the member
3402 designator of the offsetof expression is not legitimate.
3404 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3407 names instead of numerical constants.
3408 (sse_prologue_save): Ditto.
3409 (*sse_prologue_save_insn): Ditto.
3411 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3415 (TARGET_CALL_ESP): New define.
3416 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3418 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3419 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3420 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3422 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3423 New patterns, use "lsm" as operand 1 constraint.
3424 * config/i386/predicates.md (call_insn_operand): Depend on
3425 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3427 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3429 PR tree-optimization/41857
3430 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3431 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3433 * tree-ssa-address.c (move_hint_to_base): New function.
3434 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3435 address space associated with TYPE.
3436 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3437 most_expensive_mult_to_index. Call move_hint_to_base.
3438 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3439 TYPE to addr_to_parts.
3441 2009-11-02 Martin Jambor <mjambor@suse.cz>
3443 PR tree-optimization/41750
3444 * tree-sra.c (analyze_modified_params): Loop over all
3445 representatives of components of a parameter.
3447 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3449 PR tree-optimization/41841
3450 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3451 local variables of not yet materialized clones.
3454 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3455 for a VOIDmode variable.
3458 * c-pragma.c (visstack): Change into vector of ints rather than
3459 enum symbol_visibility.
3460 (push_visibility): Add kind argument, push default_visibility together
3462 (pop_visibility): Add kind argument, return true if successful, fail
3463 if visibility stack is empty or if stack top is of different kind.
3464 (handle_pragma_visibility): Don't check length of visstack, instead
3465 call pop_visibility and issue diagnostics if it failed. Pass 0
3466 as last argument to push_visibility and pop_visibility.
3467 * c-pragma.h (push_visibility): Add kind argument.
3468 (pop_visibility): Likewise. Return bool instead of void.
3470 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3472 * tree.def (TARGET_MEM_REF): Update comment.
3473 * alias.c (get_alias_set): Retrieve the original memory reference for
3474 a TARGET_MEM_REF before proceeding.
3476 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3478 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3479 frv_function_value_regno_p): New functions.
3480 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3481 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3482 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3483 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3485 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3487 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3488 new 'outgoing' argument.
3489 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3490 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3491 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3492 LIBCALL_VALUE): Remove.
3493 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3494 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3495 (mh10300_function_value_regno_p): Declare.
3497 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3499 * config/arm/cortex-a9.md: New - integer pipeline description.
3501 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3503 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3504 aborting if the sizes of the two references don't match.
3506 2009-10-31 Toon Moene <toon@moene.org>
3508 * ipa-inline.c (cgraph_decide_inlining):
3509 Include reason for not inlining called-once functions in dump file.
3511 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3513 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3514 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3515 (LINK_SPEC): BE_LINK_SPEC added.
3517 2009-10-30 Richard Guenther <rguenther@suse.de>
3520 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3522 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3524 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3525 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3528 2009-10-30 Martin Jambor <mjambor@suse.cz>
3530 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3532 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3535 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3536 first. Move assert on stack_alignment_estimated just before
3537 setting stack_realign_needed.
3538 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3539 Don't call update_stack_boundary.
3541 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3542 (verride_options): Don't check ix86_force_align_arg_pointer here.
3543 (ix86_function_ok_for_sibcall): Use it.
3544 (ix86_update_stack_boundary): Likewise.
3546 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3548 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3550 * arm.md (QHSI): New mode iterator.
3551 (movqi): If generating for thumb, then truncate any immediate to
3553 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3555 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3558 2009-10-29 Cary Coutant <ccoutant@google.com>
3561 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3562 locations in the source).
3563 (store_vcall_insn): New function.
3564 (lookup_vcall_insn): New function.
3565 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3566 (dwarf2out_copy_call_info): New function.
3567 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3568 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3569 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3570 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3571 (debug_nothing_rtx_rtx): New dummy hook.
3572 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3573 (xcoff_debug_hooks): Likewise.
3574 * sdbout.c (sdb_debug_hooks): Likewise.
3575 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3577 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3579 * doc/invoke.texi (mmcount-ra-address): Document new command line
3581 * config/mips/mips.opt (mmcount-ra-address): New option.
3582 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3584 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3586 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3587 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3589 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3590 mips_function_profiler.
3592 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3596 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3597 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3598 * optc-gen.awk (cl_target_option_restore): Include call to
3599 targetm.override_options_after_change.
3600 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3601 * target.h (override_options_after_change): New.
3602 * c-common.c (parse_optimize_options): Call
3603 targetm.override_options_after_change.
3604 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3605 (ia64_override_options_after_change): New.
3606 (ia64_override_options) Add call to above.
3608 2009-10-29 Michael Matz <matz@suse.de>
3610 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3611 (gate_convert_to_rsqrt): Ditto.
3612 (pass_convert_to_rsqrt): Ditto.
3613 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3614 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3617 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3619 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3621 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3624 2009-10-29 Martin Jambor <mjambor@suse.cz>
3626 PR tree-optimization/41775
3627 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3628 (generate_subtree_copies): Do not unshare agg.
3629 (load_assign_lhs_subreplacements): Do not unshare rhs.
3630 (sra_modify_assign): Do not unshare exprs.
3631 (propagate_subacesses_accross_link): Renamed to
3632 propagate_subaccesses_across_link.
3634 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3636 * arm.c (count_insns_for_constant): Rework to support counting for
3637 thumb2 immediates as well.
3638 (find_best_start): Split out from arm_gen_constant.
3639 (arm_gen_constant): Rework to support XOR with immediate.
3641 2009-10-29 Chao-ying Fu <fu@mips.com>
3643 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3645 (mips_expand_synci_loop): Use the length rtx to control the
3646 synci loop from the begin rtx that points to the first byte of
3649 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3651 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3653 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3655 * dbxout.c (dbxout_common_check): Accept non public trees.
3656 * dwarf2out.c (fortran_common): Accept non public trees.
3658 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3660 * common.opt (fuse-linker-plugin): New option.
3661 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3663 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3665 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3667 PR rtl-optimization/39715
3668 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3669 (gen_cstoresi_ltu_thumb1): New splitter.
3671 2009-10-28 Richard Guenther <rguenther@suse.de>
3675 * tree-ssa.c (useless_type_conversion_p): Do not treat
3676 conversions to pointers to incomplete types as useless.
3677 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3680 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3682 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3683 vt_expand_loc unnecessarily when location is not a register nor
3687 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3688 fields don't have DECL_NAME.
3691 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3692 call convert_memory_address on addr.
3695 * config/i386/i386.c (ix86_pic_register_p): Don't call
3696 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3698 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3700 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3701 a variable part from its REG, MEM or VALUE.
3703 2009-10-28 Richard Guenther <rguenther@suse.de>
3705 * gimple.c (gimple_get_alias_set): Fix comment typo.
3707 2009-10-28 Richard Guenther <rguenther@suse.de>
3709 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3710 (free_lang_data): Unconditionally compute alias sets for all
3711 standard integer types. Bail out if gate bailed out previously.
3712 Do not reset the types_compatible_p langhook.
3713 (gate_free_lang_data): Remove.
3714 (struct pass_ipa_free_lang_data): Enable unconditionally.
3715 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3718 2009-10-28 Richard Guenther <rguenther@suse.de>
3721 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3722 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3723 (call_may_clobber_ref_p_1): Likewise.
3724 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3725 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3727 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3729 PR rtl-optimization/41812
3732 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3734 * df-problems.c (df_md_scratch): New.
3735 (df_md_alloc, df_md_free): Allocate/free it.
3736 (df_md_local_compute): Only include live registers in init.
3737 (df_md_transfer_function): Prune the in-set computed by
3738 the confluence function, and the gen-set too.
3740 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3742 PR rtl-optimization/39715
3743 * combine.c (simplify_comparison): Use extensions to
3744 widen comparisons. Try an ANDing first.
3746 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3748 PR rtl-optimization/40741
3749 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3750 a small constant is cheap.
3751 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3752 force_reg on the LHS.
3753 (xorsi3): Likewise, and split the XOR if the constant is complex
3754 and not in Thumb mode.
3756 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3758 * expmed.c (emit_store_flag): Check costs before
3759 transforming to the opposite representation.
3761 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3763 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3764 cstore result to DImode.
3766 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3768 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3769 inside the unspec vector.
3771 2009-10-27 Richard Henderson <rth@redhat.com>
3773 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3775 2009-10-27 Richard Henderson <rth@redhat.com>
3778 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3779 eh_region_may_contain_throw; update users.
3780 (eh_region_may_contain_throw): New function.
3781 (lower_catch): Check flag_exceptions before creating exception region.
3782 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3783 (lower_cleanup): Tidy existing flag_exceptions check to match.
3785 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3788 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3789 * config/i386/mingw.opt: Add fset-stack-executable.
3790 * config/i386/i386.c (ix86_trampoline_init): Make call to
3791 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3792 defined and its value is not zero.
3795 2009-10-27 Richard Guenther <rguenther@suse.de>
3797 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3798 handle calls to externally visible functions like in regular mode.
3799 (create_variable_info_for): Do not create function infos here.
3800 (have_alias_info): Remove write-only variable.
3801 (solve_constraints): New function split out from common code
3802 in compute_points_to_sets and ipa_pta_execute.
3803 (compute_points_to_sets): Adjust.
3804 (ipa_pta_execute): Likewise. Handle clones and externally visible
3805 functions like in non-IPA mode.
3807 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3810 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3813 2009-10-27 Richard Guenther <rguenther@suse.de>
3815 * tree-complex.c (expand_complex_div_wide): Check for
3816 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3818 2009-10-27 Revital Eres <eres@il.ibm.com>
3820 PR tree-optimization/40648
3821 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3822 Change decision of when to peel for alignment.
3824 2009-10-27 Richard Guenther <rguenther@suse.de>
3827 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3829 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3832 * fold-const.c (fold_binary_loc): Do not call
3833 protected_set_expr_location.
3835 2009-10-27 Wei Guozhi <carrot@google.com>
3838 * target.h (have_conditional_execution): Add a new target hook
3840 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3841 * targhooks.h (default_have_conditional_execution): Likewise.
3842 * targhooks.c (default_have_conditional_execution): Likewise.
3843 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3844 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3845 (arm_have_conditional_execution): New function.
3846 * ifcvt.c (noce_process_if_block, find_if_header,
3847 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3848 macro HAVE_conditional_execution to a target hook call.
3849 * recog.c (peephole2_optimize): Likewise.
3850 * sched-rgn.c (add_branch_dependences): Likewise.
3851 * final.c (asm_insn_count, final_scan_insn): Likewise.
3852 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3854 2009-10-26 Ben Elliston <bje@au.ibm.com>
3855 Michael Meissner <meissner@linux.vnet.ibm.com>
3856 Ulrich Weigand <uweigand@de.ibm.com>
3858 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3859 * config/spu/spu_cache.h: New file.
3861 * config/spu/cachemgr.c: New file.
3862 * config/spu/cache.S: New file.
3864 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3865 (ADDR_SPACE_EA): Define.
3866 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3867 * config/spu/spu.c (EAmode): New macro.
3868 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3869 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3870 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3871 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3872 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3873 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3874 (TARGET_ASM_SELECT_SECTION): Likewise.
3875 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3876 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3877 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3878 (ea_symbol_ref): New function.
3879 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3880 (spu_addr_space_legitimate_address_p): New function.
3881 (spu_addr_space_legitimize_address): Likewise.
3882 (cache_fetch): New global.
3883 (cache_fetch_dirty): Likewise.
3884 (ea_alias_set): Likewise.
3885 (ea_load_store): New function.
3886 (ea_load_store_inline): Likewise.
3887 (expand_ea_mem): Likewise.
3888 (spu_expand_mov): Handle __ea qualified memory references.
3889 (spu_addr_space_pointer_mode): New function.
3890 (spu_addr_space_address_mode): Likewise.
3891 (spu_addr_space_subset_p): Likewise.
3892 (spu_addr_space_convert): Likewise.
3893 (spu_section_type_flags): Handle "._ea" section.
3894 (spu_select_section): New function.
3895 (spu_unique_section): Likewise.
3896 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3897 and __EA64__ predefined macros.
3898 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3899 -matomic-updates switches.
3901 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3902 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3903 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3904 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3905 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3906 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3907 $(T)cache128k.o): Likewise.
3908 ($(T)libgcc_%.a): Likewise.
3910 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3911 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3912 (-maddress-space-conversion): Likewise.
3913 (-mcache-size=): Likewise.
3914 (-matomic-updates): Likewise.
3915 * doc/invoke.texi (-mea32/-mea64): Document.
3916 (-maddress-space-conversion): Likewise.
3917 (-mcache-size=): Likewise.
3918 (-matomic-updates): Likewise.
3920 2009-10-26 Ben Elliston <bje@au.ibm.com>
3921 Michael Meissner <meissner@linux.vnet.ibm.com>
3922 Ulrich Weigand <uweigand@de.ibm.com>
3924 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3926 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3927 defined, add the named address space keywords.
3928 (c_addr_space_name): New function.
3929 (complete_array_type): Preserve named address space.
3930 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3931 instead of targetm.valid_pointer_mode.
3933 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3934 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3935 (ADDR_SPACE_KEYWORD): New macro.
3936 (c_addr_space_name): Add prototype.
3938 * c-tree.h (struct c_declspecs): Add address_space member.
3939 (declspecs_add_addrspace): Add prototype.
3941 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3943 * c-parser.c (c_parse_init): Add assertion.
3944 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3945 (c_lex_one_token): Handle address space keywords.
3946 (c_token_starts_typename): Likewise.
3947 (c_token_starts_declspecs): Likewise.
3948 (c_parser_declspecs): Likewise.
3949 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3950 literal within function qualified with named address space.
3952 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3953 address space qualifiers.
3954 (shadow_tag_warned): Warn about useless address space qualifiers.
3955 (quals_from_declspecs): Handle address space qualifiers.
3956 (grokdeclarator): Likewise.
3957 (build_null_declspecs): Likewise.
3958 (declspecs_add_addrspace): New function.
3960 * c-typeck.c (addr_space_superset): New function.
3961 (qualify_type): Handle named address spaces.
3962 (composite_type): Likewise.
3963 (common_pointer_type): Likewise.
3964 (comp_target_types): Likewise.
3965 (build_conditional_expr): Likewise.
3966 (handle_warn_cast_qual): Likewise.
3967 (build_c_cast): Likewise.
3968 (convert_for_assignment): Likewise.
3969 (build_binary_op): Likewise.
3970 (pointer_diff): Handle named address spaces. Use intermediate
3971 integer type of sufficient size if required.
3973 2009-10-26 Ben Elliston <bje@au.ibm.com>
3974 Michael Meissner <meissner@linux.vnet.ibm.com>
3975 Ulrich Weigand <uweigand@de.ibm.com>
3977 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3978 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3979 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3981 * target.h (struct target_def): Add pointer_mode, address_mode,
3982 and valid_pointer_mode to addr_space substructure.
3983 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3984 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3985 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3986 (TARGET_ADDR_SPACE_HOOKS): Add them.
3987 * targhooks.c (target_default_pointer_address_modes_p): New function.
3988 * target.h (target_default_pointer_address_modes_p): Add prototype.
3989 * targhooks.c (default_addr_space_pointer_mode): New function.
3990 (default_addr_space_address_mode): Likewise.
3991 (default_addr_space_valid_pointer_mode): Likewise.
3992 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3993 (default_addr_space_address_mode): Likewise.
3994 (default_addr_space_valid_pointer_mode): Likewise.
3995 * output.h (default_valid_pointer_mode): Move to ...
3996 * targhooks.h (default_valid_pointer_mode): ... here.
3997 * varasm.c (default_valid_pointer_mode): Move to ...
3998 * targhooks.c (default_valid_pointer_mode): ... here.
4000 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
4001 instead of targetm.valid_pointer_mode.
4003 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
4004 * tree.c (integer_pow2p): Likewise.
4005 (tree_log2): Likewise.
4006 (tree_floor_log2): Likewise.
4007 (signed_or_unsigned_type_for): Support pointer type of different size.
4008 (int_or_pointer_precision): New function.
4009 * tree.h (int_or_pointer_precision): Add prototype.
4010 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4011 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4012 incoming pointer type instead of POINTER_SIZE.
4014 * tree.c (build_pointer_type): Use appropriate pointer mode
4015 instead of ptr_mode.
4016 (build_reference_type): Likewise.
4017 * expr.c (store_expr): Likewise.
4018 (expand_expr_addr_expr): Likewise.
4019 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4020 * cfgexpand.c (expand_debug_expr): Likewise.
4022 * auto-inc-dec.c: Include "target.h".
4023 (try_merge): Use appropriate address mode instead of Pmode.
4024 (find_inc): Likewise.
4025 * combine.c (find_split_point): Likewise.
4026 * cselib.c (cselib_record_sets): Likewise.
4027 * dse.c (replace_inc_dec): Likewise.
4028 (canon_address): Likewise.
4029 * var-tracking.c (replace_expr_with_values): Likewise.
4030 (count_uses): Likewise.
4031 (add_uses): Likewise.
4032 (add_stores): Likewise.
4033 * emit-rtl.c: Include "target.h".
4034 (adjust_address_1): Use appropriate address mode instead of Pmode.
4035 (offset_address): Likewise.
4036 * explow.c (break_out_memory_refs): Likewise.
4037 (memory_address_addr_space): Likewise.
4038 (promote_mode): Likewise.
4039 * expr.c (move_by_pieces): Likewise.
4040 (emit_block_move_via_loop): Likewise.
4041 (store_by_pieces): Likewise.
4042 (store_by_pieces_1): Likewise.
4043 (expand_assignment): Likewise.
4044 (store_constructor): Likewise.
4045 (expand_expr_addr_expr): Likewise.
4046 (expand_expr_real_1): Likewise.
4047 * cfgexpand.c (expand_debug_expr): Likewise.
4048 * ifcvt.c (noce_try_cmove_arith): Likewise.
4049 * regcprop.c (kill_autoinc_value): Likewise.
4050 * regmove.c (try_auto_increment): Likewise.
4051 * reload.c (find_reloads): Likewise.
4052 (find_reloads_address): Likewise.
4053 (find_reloads_address_1): Likewise.
4054 * sched-deps.c: Include "target.h".
4055 (sched_analyze_1): Use appropriate address mode instead of Pmode.
4056 (sched_analyze_2): Likewise.
4057 * sel-sched-dump.c: Include "target.h".
4058 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4059 * stor-layout.c (layout_type): Likewise.
4060 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4061 (multiplier_allowed_in_address_p): Likewise.
4062 (get_address_cost): Likewise.
4063 * varasm.c (make_decl_rtl): Likewise.
4065 * expr.c (expand_assignment): Always convert offsets to appropriate
4067 (store_expr): Likewise.
4068 (store_constructor): Likewise.
4069 (expand_expr_real_1): Likewise.
4071 * reload.h (form_sum): Add MODE argument.
4072 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4073 Update recursive calls.
4074 (subst_indexed_address): Update calls to form_sum.
4076 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4077 * tree-ssa-address.c: Include "target.h".
4078 (templates): Replace by ...
4079 (mem_addr_template_list): ... this new vector.
4080 (TEMPL_IDX): Handle address space numbers.
4081 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4082 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4083 instead of global cache. Update call to gen_addr_rtx.
4084 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4085 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4087 * rtl.h (convert_memory_address_addr_space): Add prototype.
4088 (convert_memory_address): Define as macro.
4089 * explow.c (convert_memory_address): Rename to ...
4090 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4091 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4092 Update recursive calls.
4093 (memory_address_addr_space): Call convert_memory_address_addr_space.
4094 * expmed.c (make_tree): Likewise.
4095 * expr.c (expand_assignment): Likewise.
4096 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4097 (expand_expr_addr_expr): Likewise. Also, update call.
4099 * alias.c (find_base_value): Guard pointer size optimizations.
4100 (find_base_term): Likewise.
4101 * rtlanal.c (nonzero_bits1): Likewise.
4102 (num_sign_bit_copies1): Likewise.
4103 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4105 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4106 (emit-rtl.o): Likewise.
4107 (auto-inc-dec.o): Likewise.
4108 (sched-deps.o): Likewise.
4110 2009-10-26 Ben Elliston <bje@au.ibm.com>
4111 Michael Meissner <meissner@linux.vnet.ibm.com>
4112 Ulrich Weigand <uweigand@de.ibm.com>
4114 * doc/extend.texi (Named Address Spaces): New section.
4115 * coretypes.h (addr_space_t): New type.
4116 (ADDR_SPACE_GENERIC): New define.
4117 (ADDR_SPACE_GENERIC_P): New macro.
4119 * doc/tm.texi (Named Address Spaces): New section.
4120 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4121 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4122 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4123 (TARGET_ADDR_SPACE_CONVERT): Document.
4124 * target.h (struct gcc_target): Add addr_space substructure.
4125 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4126 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4127 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4128 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4129 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4130 (TARGET_INITIALIZER): Initialize addr_space hooks.
4131 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4132 (default_addr_space_legitimize_address): Likewise.
4133 (default_addr_space_subset_p): Likewise.
4134 (default_addr_space_convert): Likewise.
4135 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4136 (default_addr_space_legitimize_address): Likewise.
4137 (default_addr_space_subset_p): Likewise.
4138 (default_addr_space_convert): Likewise.
4140 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4141 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4142 (MEM_ADDR_SPACE): New macro.
4143 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4144 address space memory attribute.
4145 (mem_attrs_htab_hash): Handle address space memory attribute.
4146 (mem_attrs_htab_eq): Likewise.
4147 (set_mem_attributes_minus_bitpos): Likewise.
4148 (set_mem_alias_set): Likewise.
4149 (set_mem_align): Likewise.
4150 (set_mem_expr): Likewise.
4151 (set_mem_offset): Likewise.
4152 (set_mem_size): Likewise.
4153 (adjust_address_1): Likewise.
4154 (offset_address): Likewise.
4155 (widen_memoy_address): Likewise.
4156 (get_spill_slot_decl): Likewise.
4157 (set_mem_attrs_for_spill): Likewise.
4158 (set_mem_addr_space): New function.
4159 * emit-rtl.h (set_mem_addr_space): Add prototype.
4160 * print-rtl.c (print_rtx): Print address space memory attribute.
4161 * expr.c (expand_assignment): Set address space memory attribute
4162 of generated MEM RTXes as appropriate.
4163 (expand_expr_real_1): Likewise.
4164 * cfgexpand.c (expand_debug_expr): Likewise.
4165 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4167 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4168 size of "spare" bitfield.
4169 (TYPE_ADDR_SPACE): New macro.
4170 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4171 (DECODE_QUAL_ADDR_SPACE): Likewise.
4172 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4173 (KEEP_QUAL_ADDR_SPACE): Likewise.
4174 (TYPE_QUALS): Encode type address space.
4175 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4176 * tree.c (set_type_quals): Set type address space.
4177 (build_array_type): Inherit array address space from element type.
4178 * print-tree.c (print_node_brief): Print type address space.
4179 (print_node): Likewise.
4180 * tree-pretty-print.c (dump_generic_node): Likewise.
4182 * explow.c (memory_address): Rename to ...
4183 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4184 Use address-space aware variants of memory address routines.
4185 * recog.c (memory_address_p): Rename to ...
4186 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4187 Use address-space aware variants of memory address routines.
4188 (offsettable_address_p): Rename to ...
4189 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4190 Use address-space aware variants of memory address routines.
4191 * reload.c (strict_memory_address_p): Rename to ...
4192 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4193 Use address-space aware variants of memory address routines.
4194 (maybe_memory_address_p): Rename to ...
4195 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4196 Use address-space aware variants of memory address routines.
4197 * expr.h (memory_address_addr_space): Add prototype.
4198 (memory_address): Define as macro.
4199 * recog.h (memory_address_addr_space_p): Add prototype.
4200 (memory_address_p): Define as macro.
4201 (offsettable_address_addr_space_p): Add prototype.
4202 (offsettable_address_p): Define as macro.
4203 (strict_memory_address_addr_space_p): Add prototype.
4204 (strict_memory_address_p): Define as macro.
4206 * combine.c (find_split_point): Use address-space aware variants
4207 of memory address routines.
4208 * emit-rtl.c (operand_subword): Likewise.
4209 (change_address_1): Likewise.
4210 (adjust_address_1): Likewise.
4211 (offset_address): Likewise.
4212 * expr.c (emit_move_insn): Likewise.
4213 (expand_assignment): Likewise.
4214 (expand_expr_real_1): Likewise.
4215 * recog.c (verify_changes): Likewise.
4216 (general_operand): Likewise.
4217 (offsettable_memref_p): Likewise.
4218 (offsettable_nonstrict_memref_p): Likewise.
4219 (constrain_operands): Likewise.
4220 * reload.c (get_secondary_mem): Likewise.
4221 (find_reloads_toplev): Likewise.
4222 (find_reloads_address): Likewise.
4223 (find_reloads_subreg_address): Likewise.
4224 * reload1.c (reload): Likewise.
4225 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4226 * rtl.h (address_cost): Add ADDRSPACE argument.
4227 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4228 aware variant of memory address routines.
4229 * loop-invariant.c (create_new_invariant): Update address_cost call.
4230 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4231 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4232 Use address-space aware variant of memory address routines.
4233 (propagate_rtx_1): Update call to should_replace_address.
4234 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4236 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4237 ADDRSPACE argument. Use per-address-space instead of global cache.
4238 Use address-space aware variant of memory address routines.
4239 (get_address_cost): Likewise.
4240 (get_computation_cost_at): Update calls.
4241 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4242 Use address-space aware variant of memory address routines.
4243 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4244 (most_expensive_mult_to_index): Update call to
4245 multiplier_allowed_in_address_p.
4247 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4248 attribute to indicate named address spaces.
4250 * varasm.c (get_variable_section): DECLs in named address spaces
4253 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4254 for addresses in a non-generic address space.
4256 * expr.c (emit_block_move_hints): Do not use libcalls for
4257 memory in non-generic address spaces.
4258 (clear_storage_hints): Likewise.
4259 (expand_assignment): Likewise.
4261 * fold-const.c (operand_equal_p): Expressions refering to different
4262 address spaces are not equivalent.
4264 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4265 spaces are not equivalent.
4266 (rtx_equal_p): Likewise.
4267 * cse.c (exp_equiv_p): Likewise.
4268 * jump.c (rtx_renumbered_equal_p): Likewise.
4269 * reload.c (operands_match_p): Likewise.
4271 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4272 address spaces may alias.
4273 (true_dependence): Likewise.
4274 (canon_true_dependence): Likewise.
4275 (write_dependence_p): Likewise.
4277 * dse.c (canon_address): Handle named address spaces.
4278 * ifcvt.c (noce_try_cmove_arith): Likewise.
4280 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4281 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4282 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4283 to handle conversions between different address spaces.
4284 * fold-const.c (fold_convert_loc): Likewise.
4285 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4286 * tree-pretty-print.c (dump_generic_node): Likewise.
4287 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4288 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4289 * tree-inline.c (estimate_operator_cost): Likewise.
4290 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4291 to different address spaces are not useless.
4293 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4296 * cfgcleanup.c (trivially_empty_bb_p): New function.
4297 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4300 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4301 add_name_and_src_coords_attributes, gen_namespace_die,
4302 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4304 2009-10-26 Nick Clifton <nickc@redhat.com>
4306 * config.gcc: Add support for RX target.
4307 * config/rx: New directory.
4308 * config/rx/constraints.md: New file.
4309 * config/rx/predicates.md: New file.
4310 * config/rx/rx.c: New file.
4311 * config/rx/rx.h: New file.
4312 * config/rx/rx.md: New file.
4313 * config/rx/rx.opt: New file.
4314 * config/rx/rx-protos.h: New file.
4315 * config/rx/t-rx: New file.
4316 * doc/extend.texi: Document RX function attributes.
4317 * doc/invoke.texi: Document RX specific command line options.
4318 * doc/contrib.texi: Document RX contribution.
4319 * doc/md.texi: Document RX constraints.
4320 * doc/install.texi: Document RX support.
4322 2009-10-26 Michael Matz <matz@suse.de>
4324 PR tree-optimization/41783
4325 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4326 case for simple diamonds.
4327 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4328 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4329 argument, use alias oracle to skip some vdefs.
4330 (phi_translate_1): Change call to above, don't allocate new
4331 value ids if they can stay the same.
4332 (compute_avail): Allow vuse walking when looking up references.
4334 2009-10-26 Richard Guenther <rguenther@suse.de>
4336 PR tree-optimization/41826
4337 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4338 access to re-allocated vector fields.
4340 2009-10-26 Richard Guenther <rguenther@suse.de>
4342 * graphite-sese-to-poly.c (check_poly_representation): Fix
4343 compile without checking.
4345 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4348 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4349 * gimplify.c (tree_should_carry_location_p,
4350 tree_annotate_one_with_location,tree_annotate_all_with_location):
4351 Remove obsolete functions.
4353 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4356 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4358 2009-10-25 Richard Guenther <rguenther@suse.de>
4360 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4361 Stream DECL_RESTRICTED_P.
4362 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4364 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4366 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4367 a note when expanding to nothing.
4369 2009-10-25 Richard Guenther <rguenther@suse.de>
4372 * tree.c (find_decls_types_r): Deal with Java overloading
4373 BINFO_VIRTUALS for its own purpose.
4375 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4377 * config/mips/predicates.md (hilo_operand): New predicate.
4378 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4379 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4380 splitter part from here ...:
4381 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4382 op0 and op4 to match the DINS case.
4383 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4385 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4388 * avr.md (QIDI): Add new mode iterator.
4389 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4390 patterns for all QI thru DI modes combinations.
4391 (sbrx_and_branch<mode>): Create new and based bit test and jump
4392 patterns for QI thru SI modes.
4393 avr.c (avr_out_sbxx_branch): Use only bit number.
4395 2009-10-24 Jan Hubicka <jh@suse.cz>
4397 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4399 (analyze_function): When analyzing noreturn nothrow call, do not
4400 compute written stats; free bitmaps of vars early if possible.
4401 (generate_summary): Only update bitmaps if computed.
4402 (propagate): Only dump bitmaps if computed.
4403 (ipa_reference_read_summary): Fix pasto.
4405 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4407 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4408 (aliasing_component_refs_p): ...this. Return true if there is no
4409 common base and the base access types have the same alias set.
4410 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4411 (indirect_refs_may_alias_p): Likewise.
4413 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4416 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4417 a C_MAYBE_CONST_EXPR.
4419 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4422 * config/rs6000/rs6000.c (struct machine_function): Add
4423 vsx_or_altivec_used_p to record if vector types are used.
4424 (rs6000_expand_to_rtl_hook): Rename from
4425 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4426 any vector operations, so if there are, we can set VRSAVE to
4427 non-zero when only floating point vector registers are used.
4428 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4429 (rs6000_check_vector_mode): Inner function to check if vector
4430 types are used in the code.
4431 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4432 vector instructions are used.
4434 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4435 Indicate that VSX registers which overlap floating point
4436 registers, can't be used across a call, since the ABI only states
4437 the scalar part of the register will be saved and restored.
4439 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4442 * alias.c (get_alias_set): Call langhook before returning 0 for
4443 types with structural equality.
4444 * c-common.c (c_common_get_alias_set): Use alias set of element
4445 type for arrays with structural comparison.
4447 2009-10-23 Richard Guenther <rguenther@suse.de>
4450 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4451 gimple_call_nothrow_p.
4453 2009-10-23 Richard Guenther <rguenther@suse.de>
4455 PR tree-optimization/41778
4456 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4457 redundancy along a path in the CFG we want to optimize for speed
4458 is going to be removed.
4459 (execute_pre): Do partial-PRE only if the function is to be
4460 optimized for speed.
4461 (gate_pre): Do not turn off all of PRE when not optimizing a
4464 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4466 * builtins.c (fold_builtin_cabs): Use validate_arg().
4467 (fold_builtin_cexp): Fix if-logic.
4468 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4470 2009-10-22 Jeff Law <law@redhat.com>
4472 * ira-lives.c (process_single_reg_class_operands): Update the
4473 hard reg costs for all the hard registers desired by the
4474 single reg class operand.
4476 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4478 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4479 for rtxes that aren't handled specially.
4481 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4483 * rtl.h (shallow_copy_rtvec): Declare.
4484 * rtl.c (shallow_copy_rtvec): New function.
4485 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4486 rtx field if the subrtx has changed.
4488 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4490 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4491 (m32c_function_value): Make static, add new 'outgoing' argument.
4492 (m32c_libcall_value): Make static, add new 'fun' argument.
4493 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4494 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4495 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4496 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4497 (m32c_function_value, m32c_libcall_value): Delete declaration.
4499 2009-10-22 Diego Novillo <dnovillo@google.com>
4501 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4503 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4505 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4508 2009-10-22 Richard Guenther <rguenther@suse.de>
4510 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4511 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4512 (lto_symtab_merge): Do not merge cgraph nodes here.
4513 (lto_symtab_resolve_can_prevail_p): Simplify.
4514 (lto_symtab_resolve_symbols): Store cgraph node.
4515 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4516 functions from the symtab.
4517 (lto_symtab_merge_cgraph_nodes_1): New function.
4518 (lto_symtab_merge_cgraph_nodes): Likewise.
4520 2009-10-22 Richard Guenther <rguenther@suse.de>
4523 * lto-streamer-out.c (lto_output_location): Stream the
4525 * lto-streamer-in.c (lto_input_location): Likewise.
4527 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4529 * cfgloopmanip.c (duplicate_subloops): Export.
4530 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4531 (transform_to_exit_first_loop): Duplicate bbs starting from
4532 header up to loop->latch instead of exit->src.
4533 Initialize control variable to the correct number of iterations.
4534 (gather_scalar_reductions): Do not register double reductions.
4535 (parallelize_loops): Dump which loop is tested.
4536 Indicate whether the parallelized loop is inner or not.
4537 Remove the innermost-loop requirement.
4538 * cfgloop.h (duplicate_subloops): Export.
4539 * tree-cfg.c (add_phi_args_after_redirect): New function.
4540 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4541 Call duplicate_subloops.
4542 Update number of iterations at the exit condition.
4543 Don't redirect nexits always to the loop exit.
4544 Redirect copied edges from latch to the loop exit.
4546 2009-10-22 Jan Hubicka <jh@suse.cz>
4548 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4550 * ipa-inline.c (cgraph_mark_inline_edge,
4551 cgraph_decide_inlining_of_small_function,
4552 cgraph_decide_inlining, inline_read_summary): Disable indirect
4553 inlining for WPA for time being.
4555 PR tree-optimize/40556
4556 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4558 2009-10-22 Richard Guenther <rguenther@suse.de>
4560 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4561 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4563 2009-10-22 Jan Hubicka <jh@suse.cz>
4566 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4568 (check_call): Handle only indirect calls.
4569 (propagate_bits): Update comment.
4570 (write_node_summary_p): Turn bogus check to assert.
4571 (ipa_reference_write_summary): Stream calls_read_all properly.
4572 (ipa_reference_read_summary): Stream in calls_read_all properly.
4573 (read_write_all_from_decl): New function.
4574 (propagate): Handle OVERWRITABLE nodes and external calls here.
4575 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4577 (analyze_function): Do not check visibility here.
4578 (add_new_function): We summary OVERWRITABLE too.
4579 (generate_summary): Stream OVERWRITABLE nodes too.
4580 (propagate): Handle external calls and OVERWRITABLE nodes here.
4581 (local_pure_const): Check visibility here.
4583 2009-10-22 Jan Hubicka <jh@suse.cz>
4585 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4586 (pass_ipa_cp): Register them.
4587 (ipcp_init_stage): Analyze all functions for whopr/lto.
4588 (ipcp_propagate_stage): Skip external calls.
4589 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4590 * ipa-reference.c (write_node_summary_p): Fix thinko about
4592 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4593 when in ltrans, skip executing of ipa passes since everything
4594 should've been done.
4595 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4596 (inline_generate_summary): Likewise.
4597 (inline_read_summary): New function.
4598 (inline_write_summary): New function.
4599 (pass_ipa_inline): Register new hooks.
4600 * ipa-prop.c: Inlcude lto-streamer.h
4601 (ipa_edge_args_vector): Update declaration.
4602 (ipa_count_arguments, ipa_compute_jump_functions,
4603 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4604 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4605 ipa_read_node_info): New static functions.
4606 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4607 (duplicate_array): Use xmalloc.
4608 (duplicate_ggc_array): New.
4609 (ipa_edge_duplication_hook): Use it.
4610 (ipa_update_after_lto_read): New function.
4611 * ipa-prop.h (ipa_prop_write_jump_functions,
4612 ipa_prop_read_jump_functions): Declare.
4613 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4614 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4615 (ipa_edge_args_vector): Move into GGC.
4616 (ipa_check_create_edge_args): Update.
4617 (ipa_update_after_lto_read): New.
4618 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4620 (ipa_read_summaries): When in ltrans, so not read summaries.
4621 * lto-streamer.c (lto_get_section_name): Add
4622 LTO_section_jump_functions.
4623 * lto-streamer.h (LTO_section_jump_functions): New section.
4624 (produce_asm): Declare.
4625 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4626 * lto-streamer-out.c (produce_asm): Export.
4627 * lto-streamer-in.c: Include tree-pass.h
4628 (input_function): Free dominance info when done.
4629 (lto_read_body): Push ipa_inline in ltrans stage.
4630 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4631 * Makefile.in (GTFILES): Add ipa-prop.h
4633 2009-10-22 Matthias Klose <doko@ubuntu.com>
4635 * doc/install.texi: Document --enable-browser-plugin.
4637 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4639 * doc/invoke.texi (fira-loop-pressure): Update default value.
4640 * opts.c (decode_options): Remove default value setting for
4641 flag_ira_loop_pressure.
4642 * config/ia64/ia64.c (ia64_override_options): Set
4643 flag_ira_loop_pressure up for -O3.
4644 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4646 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4648 PR tree-optimization/41497
4649 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4650 chrec_dont_know if the evolution function returned by follow_ssa_edge
4651 is constant in the analyzed loop and is not compatible with the
4652 initial value before the loop.
4653 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4655 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4657 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4659 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4662 * doc/invoke.texi: Document -print-multi-os-directory.
4664 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4667 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4668 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4669 when darwin_emit_unwind_label is used.
4671 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4673 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4676 2009-10-20 Richard Henderson <rth@redhat.com>
4678 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4679 before emit_post_landing_pad.
4681 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4683 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4684 Use when calling rtx_costs.
4685 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4686 global optimize_size. Pass speed to mips_binary_cost.
4688 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4690 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4693 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4695 * rtl.h (simplify_replace_fn_rtx): Declare.
4696 (wrap_constant, unwrap_constant): Delete.
4697 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4698 (expand_debug_expr): Don't call wrap_constant.
4699 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4700 (auto_adjust_pair): Fold into...
4701 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4702 Just return a new value.
4703 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4704 otherwise use simplify_replace_rtx.
4705 * cselib.c (wrap_constant): Reinstate old definition.
4706 (cselib_expand_value_rtx_1): Don't wrap constants.
4707 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4708 simplify_replace_rtx.
4709 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4710 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4711 Use simplify_replace_rtx.
4712 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4714 (simplify_replace_rtx): ...here. Turn into a wrapper for
4715 simplify_replace_fn_rtx.
4716 (simplify_unary_operation): Don't unwrap CONSTs.
4717 * var-tracking.c (check_wrap_constant): Delete.
4718 (vt_expand_loc_callback): Don't call it.
4719 (vt_expand_loc): Likewise.
4721 2009-10-20 Pascal Obry <obry@adacore.com>
4722 Eric Botcazou <ebotcazou@adacore.com>
4724 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4726 2009-10-20 Michael Matz <matz@suse.de>
4728 * loop-invariant.c (create_new_invariant): Use different magic number.
4730 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4733 * arm.c (arm_override_options): Forcibly disable hot/cold block
4736 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4739 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4742 2009-10-20 Richard Guenther <rguenther@suse.de>
4744 * ggc-page.c: Include cfgloop.h.
4745 (struct max_alignment): Drop long double, add void *.
4746 (extra_order_size_table): Add low non-power-of-two multiples
4747 of MAX_ALIGNMENT. Drop small type-based entries, add
4748 tree_type, cgraph_node and loop.
4749 * alloc-pool.c (struct allocation_object_def): Drop long double
4752 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4755 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4756 referenced just in DEBUG_INSNs.
4758 2009-10-20 Richard Guenther <rguenther@suse.de>
4761 * gimple.c (gimple_register_type): Make sure we register
4762 the types main variant first.
4764 2009-10-20 Richard Guenther <rguenther@suse.de>
4766 * gimple.c (gimple_types_compatible_p): Simplify. Move
4767 cheap checks before hashtable queries. Add checks for
4768 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4770 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4772 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4773 without size or with size that can't be represented as a host integer.
4775 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4777 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4778 the removal of a debug stmt as a significant change.
4780 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4782 * config/s390/s390.md: Added agen condition to operand
4783 forwarding bypasses. Added bypass for early address generation
4784 use of int results. Updated comments.
4786 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4788 * config/i386/i386.c: Remove signal.h #include.
4790 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4792 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4793 * doc/rtl.texi: Document ss_abs.
4795 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4797 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4798 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4799 instead of C_LEX_RAW_STRINGS.
4800 (lex_string): Handle CPP_UTF8STRING.
4801 * c-parser.c (c_parser_postfix_expression): Likewise.
4802 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4803 (C_LEX_STRING_NO_JOIN): ... this.
4805 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4807 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4808 cris_function_value_regno_p): New functions.
4809 (cris_promote_function_mode): Update comment.
4810 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4811 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4812 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4813 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4815 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4817 * unwind-dw2.c (execute_stack_op): Fix operand order for
4818 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4820 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4822 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4823 (lower_stmt) <GIMPLE_BIND>: Add comment.
4824 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4826 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4827 Otherwise lower it and set cannot_fallthru to true.
4828 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4829 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4830 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4831 to true for a noreturn call. Do not remove statements.
4832 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4833 Set cannot_fallthru to false on function exit.
4834 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4835 <GIMPLE_ASSIGN>: Remove.
4837 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4839 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4841 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4843 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4844 next/prev_active_insn to skip DEBUG_INSNs as well.
4846 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4848 * config/arm/arm.c (output_move_neon): Use DImode in call to
4851 2009-10-19 Matthias Klose <doko@ubuntu.com>
4854 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4856 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4858 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4860 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4863 * optabs.c (expand_binop): Make mode of shift count expression mode
4864 of shift count not target.
4867 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4869 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4870 case. Force using values to replace references within the statement.
4871 (convert_local_reference_stmt): Likewise.
4873 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4875 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4876 remove a subsequent GOTO or RETURN statement.
4878 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4880 * config/avr.md (*movqi): Add zero as equally preferable constraint
4881 as general register.
4884 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4886 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4888 2009-10-17 Richard Guenther <rguenther@suse.de>
4890 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4892 2009-10-17 Richard Guenther <rguenther@suse.de>
4894 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4895 operands in COMPONENT_REFs.
4897 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4899 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4900 if not defined. Change type of second argument to const_rtx.
4901 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4903 * targhooks.h (default_libcall_value): Update prototype.
4904 * target.h (struct gcc_target): Change type of second argument of
4905 libcall_value to const_rtx.
4906 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4908 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4909 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4911 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4914 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4915 * cgraphunit.c (cgraph_optimize): Call it.
4916 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4917 (dwarf2out_assembly_start): ... here. New hook.
4918 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4919 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4921 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4922 * sdbout.c (sdb_debug_hooks): Likewise.
4923 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4924 (vmsdbgout_assembly_start): New hook.
4926 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4928 * rtl.h (RTL_LOCATION): Fix typo.
4930 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4932 * print-rtl.c (print_rtx): Print locators in asm_operands
4935 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4938 * sched-deps.c (depl_on_debug_p): New.
4939 (attach_dep_link): Reject debug deps before nondebug deps.
4940 (add_to_deps_list): Insert debug deps after nondebug deps.
4941 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4943 (sd_add_dep): Do not reject debug deps.
4944 (add_insn_mem_dependence): Don't count debug deps.
4945 (remove_from_deps): Likewise.
4946 (sched_analyze_2): Set up mem deps on debug insns.
4947 (sched_analyze_insn): Record reg uses for deps on debug insns.
4948 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4949 try_ready nondebug insn after debug insn.
4950 * ddg.c (create_ddg_dep_from_intra_loop_link,
4951 create_ddg_dep_no_link): Don't reject debug deps.
4953 2009-10-16 Richard Guenther <rguenther@suse.de>
4955 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4956 (maybe_merge_incomplete_and_complete_type): Likewise.
4957 (lto_symtab_merge): Do not call them. Do not warn for
4958 complete vs. incomplete compatible types.
4959 (lto_symtab_merge_decls_2): Simplify.
4960 * gimple.c (gimple_force_type_merge): Remove.
4961 (gimple_types_compatible_p): Make it static.
4962 * gimple.h (gimple_force_type_merge): Remove.
4963 (gimple_types_compatible_p): Likewise.
4965 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4967 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4968 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4970 2009-10-16 Richard Guenther <rguenther@suse.de>
4972 PR tree-optimization/41728
4973 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4974 if fold_stmt did anything.
4976 2009-10-16 Richard Guenther <rguenther@suse.de>
4979 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4980 (maybe_fixup_handled_component): New function.
4981 (input_gimple_stmt): Fixup mismatched decl replacements.
4983 2009-10-16 Richard Guenther <rguenther@suse.de>
4986 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4987 the same as VAR_DECL.
4989 2009-10-16 Richard Guenther <rguenther@suse.de>
4991 * gimple.c (iterative_hash_gimple_type): For integer types
4992 also hash their minimum and maximum values and the string flag.
4993 For array types hash their domain and the string flag.
4995 2009-10-16 Richard Guenther <rguenther@suse.de>
4997 * gimple.c (gimple_types_compatible_p): Restrict completing
4998 types to record or unions. Simplify completion.
4999 Do not merge records or unions with different
5000 TYPE_STRUCTURAL_EQUALITY_P tag.
5001 (iterative_hash_gimple_type): Restrict non-recursing into
5002 pointer targets for records and unions.
5004 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5007 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5008 * dwarf2out.c (mem_loc_descriptor): Don't handle
5009 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
5010 punt if it is not lowpart subreg or if inner mode isn't
5013 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5015 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5016 investigating previous or next insns.
5018 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
5020 * tree-sra.c (build_ref_for_offset_1): Update comment.
5022 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
5024 * config/s390/s390.md (atype): Added missing values.
5026 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5029 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5030 (casesi64p): Update pattern to reflect above.
5032 2009-10-15 Steve Ellcey <sje@cup.hp.com>
5034 PR rtl-optimization/41697
5035 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5037 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5040 * config/rs6000/predicates.md: Update copyright year.
5041 * config/rs6000/altivec.md: Ditto.
5043 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5044 (MD_INCLUDES): Add a2.md.
5046 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5047 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5048 (builtin_classify): New static vector to classify various builtins
5049 to get the tree attributes correct.
5050 (def_builtin): Set the attributes of builtins based on what the
5051 builtin does (i.e. memory operation, floating point, saturation
5052 need special attributes, others are pure functions).
5054 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5056 (enum rs6000_builtins): Include rs6000-builtin.def to define the
5057 builtins. Change the end marker to MAX_RS6000_BUILTINS from
5058 RS6000_BUILTIN_COUNT.
5059 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5060 MAX_RS6000_BUILTINS.
5062 * config/rs6000/rs6000-builtin.def: New file that combines the
5063 builtin enumeration name and attributes.
5065 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
5067 * config/i386/linux.h (ASM_SPEC): Add --32.
5069 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5071 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5072 and DW_TAG_template_alias.
5073 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5074 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5075 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5076 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5077 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5078 and DW_AT_GNU_odr_signature.
5079 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5080 DW_FORM_flag_present and DW_FORM_ref_sig8.
5081 (output_signature): Only print name on the first byte.
5082 (output_die): Likewise for dw_val_class_data8.
5084 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5086 * doc/invoke.texi: Clarify that most optimizations are not enabled
5089 2009-10-15 Richard Guenther <rguenther@suse.de>
5092 * gimple.c (compare_type_names_p): Handle anonymous names
5093 differently based on new mode argument.
5094 (gimple_types_compatible_p): For structs also compare the tags.
5095 (iterative_hash_type_name): Rename to ...
5096 (iterative_hash_name): ... this. Hash all names.
5097 (iterative_hash_gimple_type): Fix hashing the struct tag of
5098 pointer targets. Hash field decl names.
5100 2009-10-15 Richard Guenther <rguenther@suse.de>
5103 * gimple.c (gimple_get_alias_set): Avoid recursing on
5104 invalid type topology.
5106 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5108 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5110 2009-10-15 Richard Guenther <rguenther@suse.de>
5112 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5114 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5116 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5117 add --with-tune{,-32,-64} configured default for -mtune if explicit
5120 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5122 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5124 2009-10-14 DJ Delorie <dj@redhat.com>
5126 * config/h8300/h8300.c (F): New.
5128 (h8300_emit_stack_adjustment): Call them.
5130 (h8300_push_pop): Likewise.
5131 (h8300_expand_prologue): Likewise.
5132 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5133 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5134 (INCOMING_RETURN_ADDR_RTX): Define.
5135 (INCOMING_FRAME_SP_OFFSET): Define.
5136 (DWARF_CIE_DATA_ALIGNMENT): Define.
5138 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5140 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5141 fields in builtin structs.
5142 (finalize_record_size): Likewise.
5144 2009-10-14 Richard Guenther <rguenther@suse.de>
5146 * gimple.c (gtc_ob): New global.
5147 (struct type_pair_d): Replace pointers with type UIDs.
5148 (type_pair_hash): Adjust.
5149 (type_pair_eq): Likewise.
5150 (lookup_type_pair): Likewise. Allocate from an obstack.
5151 (gimple_force_type_merge): Adjust.
5152 (gimple_types_compatible_p): Likewise.
5153 (free_gimple_type_tables): Free the obstack.
5155 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5157 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5158 stmts setting DEBUG_EXPR_DECLs.
5160 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5161 Don't crash if mode1 is VOIDmode.
5163 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5165 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5166 * params.h (IRA_LOOP_RESERVED_REGS): New.
5167 * tree-pass.h (pass_subregs_of_mode_init,
5168 pass_subregs_of_mode_finish): Remove.
5169 * passes.c (pass_subregs_of_mode_init,
5170 pass_subregs_of_mode_finish): Remove.
5171 (pass_reginfo_init): Move before loop optimizations.
5172 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5173 * common.opt (fira-loop-pressure): New.
5174 * toplev.h (flag_ira_loop_pressure): New.
5175 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5176 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5177 Make external and void type functions.
5178 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5179 pass_subregs_of_mode_finish): Remove.
5180 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5181 * regmove.c: Include ira.h.
5182 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5183 register pressure calculation in loops.
5184 * loop-invariant.c: Include REGS_H and ira.h.
5185 (struct loop_data): New members max_reg_pressure, regs_ref, and
5187 (struct invariant): New member orig_regno.
5188 (curr_loop): New variable.
5189 (find_exits): Initialize regs_ref and regs_live.
5190 (create_new_invariant): Initialize orig_regno.
5191 (get_cover_class_and_nregs): New.
5192 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5193 array. Add code for flag_ira_loop_pressure.
5194 (gain_for_invariant): Make new_regs an array. Add code for
5195 flag_ira_loop_pressure.
5196 (best_gain_for_invariant): Ditto.
5197 (set_move_mark): New parameter gain. Use it for debugging output.
5198 (find_invariants_to_move): Make regs_needed and new_regs an array.
5199 Add code for flag_ira_loop_pressure.
5200 (move_invariant_reg): Set up orig_regno.
5201 (move_invariants): Set up reg classes for pseudos for
5202 flag_ira_loop_pressure.
5203 (free_loop_data): Clear regs_ref and regs_live.
5204 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5205 get_regno_cover_class, change_pressure, mark_regno_live,
5206 mark_regno_death, mark_reg_store, mark_reg_clobber,
5207 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5208 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5209 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5210 register pressure calculation in loops if new regs were added.
5211 Call finish_subregs_of_mode.
5212 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5213 * Makefile.in (loop-invariant.o): Add ira.h.
5215 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5217 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5219 2009-10-14 Richard Guenther <rguenther@suse.de>
5221 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5222 (lto_symtab_merge): ... here. Rewrite both to take the
5223 prevailing and a to-be-merged entry and to queue diagnostics properly.
5224 (lto_symtab_resolve_replaceable_p): New predicate for
5226 (lto_symtab_resolve_can_prevail_p): Likewise.
5227 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5228 handles merging commons by choosing the largest decl. Fold
5229 in code that gives ODR errors.
5230 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5232 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5233 case of no prevailing decl here. Diagnose mismatches
5234 in object types here. Drop all but the prevailing decls.
5235 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5236 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5237 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5239 2009-10-14 Richard Guenther <rguenther@suse.de>
5242 * lto-streamer-in.c (input_bb): Replace debug stmts with
5243 nops instead of dropping them.
5245 2009-10-14 Nick Clifton <nickc@redhat.com>
5247 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5248 in situations where it is being used as a minus symbol.
5249 * gcc/doc/tm.texi: Likewise.
5250 * gcc/doc/md.texi: Likewise.
5252 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5254 PR preprocessor/41543
5255 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5256 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5257 * tree.c: Include intl.h.
5258 (expand_location): Handle BUILTINS_LOCATION.
5259 * Makefile.in (tree.o): Depend on intl.h.
5262 * dwarf2out.c (dwarf2out_var_location): Always clear
5263 last_postcall_label when changing last_label.
5265 2009-10-14 Pascal Obry <obry@adacore.com>
5267 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5268 (process_command): Handle -E as done with -c and -S. Do not add
5269 the target executable suffix to the output file when -E is used.
5270 (main): Adjust error message accordingly.
5272 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5278 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5280 (tree_code_size): Likewise.
5282 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5284 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5285 * real.h (HAVE_mpc_arc): Define.
5287 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5289 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5290 (struct builtin_description): Add fndecl field.
5291 (bdesc): Remove const qualifier. Update initializer.
5292 (sh_media_init_builtins): Remove const qualifier for d. Record
5293 the result of add_builtin_function to the fndecl field.
5294 (sh_builtin_decl): New.
5295 (sh_media_builtin_decl): New.
5297 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5300 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5301 requests between special registers.
5303 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5305 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5307 2009-10-13 Richard Henderson <rth@redhat.com>
5309 PR tree-optimization/41377
5310 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5311 (cleanup_empty_eh_merge_phis): New change_region parameter;
5312 pass it on to redirect_eh_edge_1. Update callers.
5313 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5314 at the destination block.
5316 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5318 * passes.c (register_pass): Replaced gcc_unreachable by
5319 fatal_error on failure. Mentions plugins in comments & messages.
5321 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5324 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5325 * sched-vis.c (print_value): Use it.
5326 * cselib.c (cselib_hash_rtx): Likewise.
5327 * print-rtl.c (print_rtx): Likewise.
5328 * cfgexpand.c (expand_debug_rtx): Likewise.
5329 * var-tracking.c (vt_expand_loc_callback): Likewise.
5331 2009-10-13 Richard Guenther <rguenther@suse.de>
5334 * opts.c (handle_option): Split out code to handle setting
5335 the options flag var ...
5336 (set_option): ... here.
5337 * opts.h (set_option): Declare.
5338 * lto-opts.c (register_user_option_p): Include -fexceptions
5339 and all position independent code variants.
5340 (handle_common_option): Remove.
5341 (lto_reissue_options): Use set_option.
5343 2009-10-13 Martin Jambor <mjambor@suse.cz>
5345 PR tree-optimization/41661
5346 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5347 that are tcc_comparisons or do not change the type in any
5349 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5350 folding tcc_comparison operations.
5352 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5354 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5357 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5363 * tree.def (DEBUG_EXPR_DECL): New.
5364 * rtl.def (DEBUG_EXPR): New.
5365 * gengtype.c (adjust_field_rtx_def): Handle it.
5366 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5367 (insert_debug_temp_for_var_def): ... this. Drop support for
5368 moving. Take iterator for def stmt; insert debug stmt before it.
5369 Scan early for use count and kind in debug stmts.
5370 (propagate_defs_into_debug_stmts): Rename to...
5371 (insert_debug_temps_for_defs): ... this. Likewise.
5372 * tree.h (DEBUG_TEMP_UID): New.
5373 * tree.c (next_debug_decl_uid): New.
5374 (make_node_stat): Count debug decls separately.
5375 (copy_node_stat): Likewise.
5376 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5377 * var-tracking.c (dv_is_decl_p): Recognize it.
5378 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5379 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5380 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5381 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5382 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5383 (cselib_hash_rtx): Likewise.
5384 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5385 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5387 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5388 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5389 * rtl.c (copy_rtx): Likewise.
5390 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5391 * print-rtl.c (print_rtx): Likewise.
5392 * sched-vis.c (print_value): Likewise.
5393 (print_insn): Handle DEBUG_EXPR_DECL.
5394 * tree-dump.c (dequeue_and_dump): Likewise.
5395 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5396 * gimple-iterator (gsi_replace): Check for same lhs.
5397 (gsi_remove): Insert debug temps.
5398 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5399 (move_computations_stmt): Drop explicit propagation into debug stmts.
5400 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5401 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5402 * tree-ssa-sink.c (statement_sink_location): Likewise.
5403 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5404 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5405 * tree-flow.h: Likewise.
5406 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5407 debug temps without values.
5408 (eliminate_unnecessary_stmts): Don't discard just-inserted
5411 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5414 * config/cris/cris.md (andu): Check that operand 1 is one of the
5415 general registers. Fix typo in head comment.
5417 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5419 * config/i386/i386.md (vswapmov): New.
5420 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5421 (ix86_function_ms_hook_prologue): New.
5422 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5423 * configure.ac: Test for swap suffix support in as.
5424 * configure: Rebuild.
5426 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5429 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5430 paradoxical subregs to prevent partial register stalls if the inner
5431 mode is integer mode.
5433 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5435 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5437 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5440 * gcc/dwarf2out.c (template_parameter_pack_die,
5441 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5443 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5446 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5448 (maybe_register_def): Likewise. Take stmt iterator.
5449 (rewrite_update_stmt): Take stmt iterator and pass it on.
5450 (rewrite_update_enter_block): Pass stmt iterator.
5452 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5454 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5455 (spu_builtin_decl): New function.
5457 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5459 * config/i386/i386.md (SWIM): New mode iterator.
5460 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5461 using SWIM mode iterator.
5462 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5463 patterns using SWI48 mode iterator.
5464 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5465 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5466 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5467 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5468 patterns using SWI248 mode iterator.
5469 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5470 gen_x86_movdicc_0_m1_rex64 for renamed function
5472 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5473 Eric Botcazou <ebotcazou@adacore.com>
5476 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5477 * config/sparc/sol2-unwind.h: New file.
5479 2009-10-11 Olivier Hainque <hainque@adacore.com>
5480 Eric Botcazou <ebotcazou@adacore.com>
5483 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5484 * config/i386/sol2-unwind.h: New file.
5486 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5489 * config/i386/i386.md (addsi_1_zext): Get the proper second
5492 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5494 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5495 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5498 2009-10-11 Richard Guenther <rguenther@suse.de>
5500 * gimple.c (iterative_hash_type_name): Do not handle special
5503 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5505 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5506 (*setcc_si_1_and): Ditto.
5507 (*setcc_si_1_movzbl): Ditto.
5508 (*setcc_<mode>_2): Ditto.
5509 (*setcc_qi): Rename from *setcc_1.
5510 (*setcc_qi_slp): Rename from *setcc_2.
5512 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5513 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5515 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5516 "if" condition, there is already assert with reload_completed present.
5518 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5520 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5522 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5524 * doc/install.texi (Final install): Refer to
5525 http://gcc.gnu.org/bugs/ for bug reporting.
5527 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5529 * configure.ac: Add test for dci instruction.
5530 * configure: Regenerate.
5531 * config.in: Likewise.
5532 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5533 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5534 (-mmulhw): Add 476 to description.
5535 (-mdlmzb): Likewise.
5536 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5537 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5538 (processor_target_table): Add 476 and 476fp entries.
5539 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5540 (rs6000_issue_rate): Add CPU_PPC476.
5541 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5542 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5543 (processor_type): Add PROCESSOR_PPC476.
5544 (EXTRA_SPECS): Add asm_cpu_476 string.
5545 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5546 (define_attr "cpu"): Add ppc476.
5548 Update comments for 476.
5549 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5550 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5551 Update copyright year.
5552 * config/rs6000/476.md: New file.
5553 * config/rs6000/40x.md: Add description for "isel" attribute.
5554 Update copyright year.
5555 * config/rs6000/440.md: Likewise.
5556 * config/rs6000/603.md: Likewise.
5557 * config/rs6000/6xx.md: Likewise.
5558 * config/rs6000/7450.md: Likewise.
5559 * config/rs6000/7xx.md: Likewise.
5560 * config/rs6000/8540.md: Likewise.
5561 * config/rs6000/cell.md: Likewise.
5562 * config/rs6000/e300c2c3.md: Likewise.
5563 * config/rs6000/e500mc.md: Likewise.
5564 * config/rs6000/mpc.md: Likewise.
5565 * config/rs6000/power4.md: Likewise.
5566 * config/rs6000/power5.md: Likewise.
5567 * config/rs6000/power6.md: Likewise.
5568 * config/rs6000/power7.md: Likewise.
5569 * config/rs6000/rios1.md: Likewise.
5570 * config/rs6000/rios2.md: Likewise.
5571 * config/rs6000/rs64.md: Likewise.
5573 2009-10-10 Richard Guenther <rguenther@suse.de>
5575 PR tree-optimization/41654
5576 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5577 a cond expr before calling gimple_cond_set_condition_from_tree.
5578 (ifcombine_iforif): Likewise.
5580 2009-10-09 Ian Lance Taylor <iant@google.com>
5582 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5583 * configure: Rebuild.
5585 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5587 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5590 2009-10-09 Richard Guenther <rguenther@suse.de>
5593 * target-def.h (TARGET_BUILTIN_DECL): Define.
5594 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5595 * target.h (struct gcc_target): Add builtin_decl target hook.
5596 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5597 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5599 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5600 not gcc_unreachable.
5601 (lto_output_builtin_tree): Sorry if the target does not support
5602 streaming target builtins.
5603 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5604 (rs6000_builtin_decl): New function.
5605 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5606 (ix86_builtin_decl): New function.
5608 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5610 PR preprocessor/41445
5611 * c-ppoutput.c (do_line_change): New function.
5612 (cb_line_change): Use it.
5613 (scan_translation_unit): Call do_line_change if
5614 avoid_paste or PREV_WHITE and token location is on a different line
5615 than print.src_line.
5618 * dwarf2out.c (dwarf2out_init): Test whether
5619 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5622 PR rtl-optimization/41646
5623 * calls.c (expand_call): For BLKmode types returned in registers
5624 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5627 2009-10-09 Richard Guenther <rguenther@suse.de>
5629 PR tree-optimization/41634
5630 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5631 we remove the correct elements.
5632 (optimize_stmt): Make sure to update stmt operands before
5633 optimizing redundancies.
5635 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5637 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5639 2009-10-09 Richard Guenther <rguenther@suse.de>
5642 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5644 (lto_wrapper_exit): New function.
5646 (fatal_perror): Likewise.
5647 (fork_execute): Use global args_name, do not free it.
5648 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5649 * lto-streamer.h: Remove duplicate prototypes.
5651 2009-10-09 Richard Guenther <rguenther@suse.de>
5653 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5654 before calling stmt_can_throw_external.
5656 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5658 PR tree-optimization/40071
5659 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5660 pointer if the original data reference doesn't conflict with the
5661 created vector data reference. Fix long line.
5663 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5665 * config/i386/i386.md (any_div): New code iterator.
5666 (u): Handle div and udiv.
5668 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5670 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5671 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5672 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5673 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5675 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5677 * gcc.c (main): Remove trailing "." from diagnostics.
5679 2009-10-08 Cary Coutant <ccoutant@google.com>
5681 Add support for debugging with ICF (Identical Code Folding).
5682 * calls.c (debug.h): New #include.
5683 (emit_call_1): Call virtual_call_token debug hook.
5684 * common.opt (-fenable-icf-debug): New option.
5685 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5686 locations in the source).
5687 (poc_label_num): New variable.
5688 (dcall_entry, vcall_entry): New typedefs.
5689 (dcall_table, vcall_table): New variables.
5690 (struct vcall_insn): New type.
5691 (vcall_insn_table): New variable.
5692 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5693 (size_of_dcall_table): New function.
5694 (output_dcall_table): New function.
5695 (size_of_vcall_table): New function.
5696 (output_vcall_table): New function.
5697 (dwarf2out_direct_call): New function.
5698 (vcall_insn_table_hash): New function.
5699 (vcall_insn_table_eq): New function.
5700 (dwarf2out_virtual_call_token): New function.
5701 (dwarf2out_virtual_call): New function.
5702 (dwarf2out_init): Allocate new tables and sections.
5703 (prune_unused_types): Mark DIEs referenced from direct call table.
5704 (dwarf2out_finish): Output direct and virtual call tables.
5705 * final.c (final_scan_insn): Call direct_call and virtual_call
5707 * debug.h (struct gcc_debug_hooks): Add direct_call,
5708 virtual_call_token, virtual_call hooks.
5709 (debug_nothing_uid): New function.
5710 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5711 (debug_nothing_uid): New function.
5712 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5713 (xcoff_debug_hooks): Likewise.
5714 * sdbout.c (sdb_debug_hooks): Likewise.
5715 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5716 * doc/invoke.texi (-fenable-icf-debug): New option.
5718 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5721 * regmove.c (regmove_backward_pass): Replace src with dst in the
5722 debug insn, and check for dst before rather than after.
5724 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5726 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5727 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5729 2009-10-08 Jan Hubicka <jh@suse.cz>
5732 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5733 do not mark cgraph nodes as needed.
5734 (record_references_in_initializer): Add new only_vars parameter.
5735 * cgraph.h (record_references_in_initializer): New parameter.
5736 * varasm.c (assemble_variable): Update call.
5737 * varpool.c (varpool_analyze_pending_decls): Always look for
5740 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5742 * config/avr/avr.c (last_insn_address) Remove variable.
5743 (expand_prologue): Don't initialise last_insn_address variable.
5744 (final_prescan_insn): Don't output insn size.
5745 * config/avr/avr.opt (msize): Remove switch.
5746 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5749 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5751 * combine.c (label_tick_ebb_start): Fix comment.
5752 (combine_instructions): Set label_tick and label_tick_ebb_start before
5753 calling setup_incoming_promotions. Start them from 1. Increment
5754 label_tick instead of deriving it from the BB index. Rather than
5755 comparing ticks use the block from the previous iteration to decide
5756 whether to start a new EBB. Remove empty lines before function.
5758 2009-10-08 Michael Matz <matz@suse.de>
5761 * builtins.c (fold_builtin_isascii): Use fold_build2.
5762 (fold_builtin_isdigit): Ditto.
5763 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5764 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5765 remove_useless_stmts_cond, remove_useless_stmts_tf,
5766 remove_useless_stmts_tc, remove_useless_stmts_bind,
5767 remove_useless_stmts_goto, remove_useless_stmts_label,
5768 remove_useless_stmts_1, remove_useless_stmts,
5769 pass_remove_useless_stmts): Remove.
5770 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5771 * passes.c (init_optimization_passes): Don't add
5772 pass_remove_useless_stmts.
5773 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5774 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5776 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5777 for static constants.
5778 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5779 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5781 2009-10-08 Richard Guenther <rguenther@suse.de>
5783 * gimple.c (free_gimple_type_tables): New function.
5784 * gimple.h (free_gimple_type_tables): Declare.
5786 2009-10-07 Mark Heffernan <meheff@google.com>
5788 * ipa-prop.c (ipa_print_node_params) Only print
5789 names of named arguments.
5791 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5793 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5794 being statically linked.
5796 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5798 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5800 2009-10-08 Jan Hubicka <jh@suse.cz>
5803 * ipa.c (cgraph_externally_visible_p,
5804 function_and_variable_visibility,
5805 whole_program_function_and_variable_visibility): Skip non-finalized
5808 2009-10-08 Nick Clifton <nickc@redhat.com>
5810 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5813 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5816 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5818 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5821 * c-common.c (c_fully_fold_internal): Strip nops from the result
5822 of recursive calls to c_fully_fold_internal.
5823 (c_wrap_maybe_const): New.
5824 (c_save_expr): Use c_wrap_maybe_const.
5825 * c-common.h (c_wrap_maybe_const): Declare.
5826 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5827 build_binary_op): Use c_wrap_maybe_const.
5829 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5831 * real.c: Fix comment to reflect actual exponent size.
5833 2009-10-08 Ben Elliston <bje@au.ibm.com>
5835 * config/rs6000/a2.md: Add FSF comment header.
5837 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5839 * config/i386/i386.md (any_extend): New code iterator.
5840 (u, s): New code attributes.
5842 (DWIH): Rewrite as code iterator for SI and DI modes.
5843 (DWI): Rewrite as mode attribute.
5844 (dwi): New mode attribute.
5845 (di): Depend on SI mode and DI mode.
5846 (doubleint_general_operand): Remove mode attribute.
5848 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5851 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5852 (*sub<mode>3_doubleword): Ditto.
5854 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5855 using SWIM248 mode iterator.
5856 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5857 using SWI48 mode iterator.
5858 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5859 patterns using DWIH mode iterator and any_extend code iterator.
5860 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5861 using any_extend code iterator.
5862 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5863 patterns using DWIH mode iterator and any_extend code iterator.
5864 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5865 using any_extend code iterator.
5866 (<s>mul<mode>3_highpart): Macroize expander from
5867 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5868 and any_extend code iterator.
5869 (*<s>muldi3_highpart_1): Macroize insn from
5870 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5871 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5872 patterns using any_extend code iterator.
5873 (*<s>mulsi3_highpart_zext): Macroize insn from
5874 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5876 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5878 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5879 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5880 refering to a DIE with DW_AT_const_value.
5882 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5885 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5887 2009-10-06 Jan Hubicka <jh@suse.cz>
5889 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5892 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5894 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5895 *lea_2_rex64): Move before *add<mode>_1 pattern.
5897 2009-10-07 Jan Hubicka <jh@suse.cz>
5899 * collect2.c (main): Add -fno-whole-program.
5900 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5902 2009-10-07 Jan Hubicka <jh@suse.cz>
5904 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5905 has no address taken.
5906 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5908 (cgraph_clone_node): Clear externally_visible flag for clones.
5909 * cgraph.h (cgraph_only_called_directly_p,
5910 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5911 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5912 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5913 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5914 ipcp_insert_stage): Likwise.
5915 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5916 externally_visible flag.
5917 (verify_cgraph_node): Verify that inline clones look right.
5918 (process_function_and_variable_attributes): Do not set
5919 externally_visible flags.
5920 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5922 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5924 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5925 clear externally_visible when turning into inline clones
5926 (cgraph_mark_inline_edge): Use new predicates.
5927 (cgraph_estimate_growth): Likewise.
5928 (cgraph_decide_inlining): Likewise.
5929 * ipa.c (cgraph_postorder): Likewise.
5930 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5931 that inline clones are not needed.
5932 (cgraph_externally_visible_p): New predicate.
5933 (function_and_variable_visibility): Add whole_program parameter;
5934 always set externally_visible flag; handle COMDAT function
5936 (local_function_and_variable_visibility): New function.
5937 (gate_whole_program_function_and_variable_visibility): New function.
5938 (whole_program_function_and_variable_visibility): New function.
5939 (pass_ipa_whole_program_visibility): New function.
5940 * passes.c (init_optimization_passes): Add whole program visibility
5942 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5943 not care about needed/reachable flags.
5944 * varpool.c: Include flags.h
5945 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5946 (varpool_finalize_decl): When we are in LTO read-back, all variables
5948 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5950 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5952 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5955 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5957 * config.gcc: Don't include the makefile fragments intended for
5959 * config/s390/fixdfdi.h: File removed.
5960 * config/s390/libgcc-glibc.ver: File removed.
5961 * config/s390/s390.h: Remove the fixdfdi.h hack.
5962 * config/s390/t-crtstuff: File moved to libgcc dir.
5963 * config/s390/t-linux: Likewise.
5964 * config/s390/t-tpf: libgcc specific parts removed.
5965 * config/s390/t-linux64: Likewise.
5967 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5969 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5970 (lto-compress.o): Likewise.
5972 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5975 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5976 dllexport to class members here.
5977 (i386_pe_determine_dllimport_p): Only check static class data for
5979 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5980 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5981 functions for vague linkage.
5982 (i386_pe_type_dllexport_p): Fix formatting.
5983 (maybe_add_dllexport) New function.
5984 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5987 2009-10-07 Ben Elliston <bje@au.ibm.com>
5989 * config/rs6000/a2.md: Remove duplicated lines.
5991 2009-10-07 Ben Elliston <bje@au.ibm.com>
5993 * config.gcc (powerpc*-*-*): Handle a2.
5994 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5995 * config/rs6000/a2.md: New file.
5996 * config/rs6000/rs6000.opt (mno-update): New.
5997 (mupdate): Return to using a mask, not a var.
5998 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5999 (enum processor_type): Add PROCESSOR_PPCA2.
6000 * config/rs6000/rs6000.c (ppca2_cost): New costs.
6001 (rs6000_override_options): Add "a2" to processor_target_table.
6002 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
6003 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6005 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6007 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6008 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6009 reference to nonexistent gen_truncxfxf2 function.
6011 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6013 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6014 (DWIH, g, di, doubleint_general_operand): New mode attributes.
6015 (general_operand): Handle TI mode.
6016 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6017 using SDWIM mode iterator.
6018 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
6019 pattern from *add{di,ti}3_1 patterns and corresponding splitters
6020 using DWI mode iterator.
6021 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6022 patterns using SWI mode iterator.
6023 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6024 using SWI48 mode iterator.
6025 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
6026 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
6027 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
6028 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
6029 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6030 using SDWIM mode iterator.
6031 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
6032 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6033 using DWI mode iterator.
6034 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6035 patterns using SWI mode iterator.
6036 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6037 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6038 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6039 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6040 patterns using plusminus code iterator.
6041 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6042 sub<mode>3 patterns using plusminus code iterator.
6043 * config/i386/i386.c (override_options): Update the call to
6044 gen_subdi_carry_rex64 for renamed function.
6045 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6046 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
6047 calls to instruction expanders.
6049 2009-10-06 Martin Jambor <mjambor@suse.cz>
6052 * opts.c (decode_options): Run IPA-SRA at -O2.
6054 2009-10-06 Richard Guenther <rguenther@suse.de>
6056 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6058 2009-10-06 Tobias Burnus <burnus@net-b.de>
6061 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6062 -flto and -fwhole-program flags can be combined.
6064 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
6067 * gcc.c (process_command): Check that -o argument was specified.
6069 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6071 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6073 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6075 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6076 * doc/invoke.texi (Warning Options): Annotate allowed languages
6077 for -Wunsuffixed-float-constants.
6079 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6081 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6082 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6083 same name and isn't the main variant.
6086 * dwarf2out.c (loc_by_reference): Removed.
6087 (dw_loc_list_1): New function.
6088 (dw_loc_list): Remove toplev argument, add want_address argument.
6089 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6090 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6091 want_address == 2 to dw_loc_list. For successful dw_loc_list
6092 set have_address to 1 only if want_address is not 0.
6094 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6096 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6097 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6098 a code block followed by two pointers.
6099 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6100 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6101 (MIPS_MOVE): Likewise.
6102 (MIPS_LUI): Likewise.
6103 (MIPS_JR): Likewise.
6104 (MIPS_BAL): Likewise.
6105 (MIPS_NOP): Likewise.
6106 (mips_asm_trampoline_template): Delete.
6107 (mips_trampoline_code_size): New function.
6108 (mips_trampoline_init): Add shorter sequences for all cases
6109 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6110 Calculate the opcodes directly, rather than copying from a template.
6111 Only flush the code part of the trampoline.
6112 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6114 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6116 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6117 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6118 (INCOMING_RETURN_ADDR_RTX): Likewise.
6119 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6121 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6122 with RETURN_ADDR_REGNUM.
6123 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6124 * config/mips/mips.c (mips16_build_call_stub): Replace
6125 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6126 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6127 (mips_print_operand_punctuation): Likewise.
6128 (mips_frame_set): Likewise.
6129 (mips16e_output_save_restore): Likewise.
6130 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6131 (mips_save_reg_p): Likewise.
6132 (mips_return_addr): Likewise.
6133 (mips_set_return_address): Likewise.
6134 (mips_direct_save_slot_move_p): Likewise.
6135 (mips_output_function_prologue): Likewise.
6136 (mips_restore_reg): Likewise.
6137 (mips_expand_epilogue): Likewise.
6138 (mips_epilogue_uses): Likewise.
6139 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6140 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6141 (clear_hazard_<mode>): Likewise.
6142 (call_internal): Likewise.
6143 (call_internal_direct): Likewise.
6144 (call_direct_split): Likewise.
6145 (call_value_internal): Likewise.
6146 (call_value_split): Likewise.
6147 (call_value_internal_direct): Likewise.
6148 (call_value_direct_split): Likewise.
6149 (call_value_multiple_internal): Likewise.
6150 (call_value_multiple_split): Likewise.
6152 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6153 Jakub Jelinek <jakub@redhat.com>
6155 PR rtl-optimization/41511
6156 * combine.c (record_value_for_reg): Pass explicit values as argument
6157 to get_last_value_validate.
6158 (get_last_value_validate): Document INSN parameter.
6159 For non-readonly MEMs, assume they might have been modified if INSN
6160 was in another basic block.
6161 (get_last_value): Minor reformatting.
6163 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6166 * final.c (asm_str_count): Split out from asm_insn_count.
6167 * rtl.h (asm_str_count): New prototype.
6168 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6171 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6173 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6175 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6176 Rafael Espindola <espindola@google.com>
6178 * gengtype.c (write_types): Moved call to write_func_for_structure
6179 into seperate loops.
6181 2009-10-05 Richard Guenther <rguenther@suse.de>
6184 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6185 (input_cgraph_1): Input toplevel asms.
6187 2009-10-05 Richard Guenther <rguenther@suse.de>
6190 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6191 (external_aggregate_decl_p): Likewise.
6192 (lto_symtab_compatible): Re-structure. Remove dead code.
6193 For variables ignore toplevel qualifiers when comparing types.
6194 Issue warnings, not errors for mismatched user-alignment.
6196 2009-10-05 Richard Guenther <rguenther@suse.de>
6200 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6201 (struct lto_symtab_identifier_def): Likewise.
6202 (struct lto_symtab_decl_def): Likewise.
6203 (struct lto_symtab_entry_def): New.
6204 (lto_symtab_identifier_t): Rename to ...
6205 (lto_symtab_entry_t): ... this.
6206 (lto_symtab_decls): Remove.
6207 (lto_symtab_base_hash): Rename to ...
6208 (lto_symtab_entry_hash): ... this.
6209 (lto_symtab_base_eq): Rename to ...
6210 (lto_symtab_entry_eq): ... this.
6211 (lto_symtab_base_marked_p): Rename to ...
6212 (lto_symtab_entry_marked_p): ... this.
6213 (lto_symtab_identifier_marked_p): Remove.
6214 (lto_symtab_decl_marked_p): Likewise.
6215 (lto_symtab_maybe_init_hash_tables): Rename to ...
6216 (lto_symtab_maybe_init_hash_table): ... this.
6217 (lto_symtab_set_resolution_and_file_data): Remove.
6218 (lto_symtab_register_decl): New function.
6219 (lto_symtab_get_identifier): Remove.
6220 (lto_symtab_get): New function.
6221 (lto_symtab_get_resolution): Adjust.
6222 (lto_symtab_get_identifier_decl): Remove.
6223 (lto_symtab_set_identifier_decl): Likewise.
6224 (lto_symtab_merge_decl): Rename to ...
6225 (lto_symtab_merge): ... this. Rewrite.
6226 (lto_symtab_merge_var): Remove.
6227 (lto_symtab_merge_fn): Likewise.
6228 (lto_symtab_prevailing_decl): Adjust.
6229 (lto_cgraph_replace_node): New function.
6230 (lto_symtab_merge_decls_2): Likewise.
6231 (lto_symtab_merge_decls_1): Likewise.
6232 (lto_symtab_fixup_var_decls): Likewise.
6233 (lto_symtab_resolve_symbols): Likewise.
6234 (lto_symtab_merge_decls): Likewise.
6235 (lto_symtab_prevailing_decl): Adjust.
6236 (lto_symtab_get_symtab_def): Remove.
6237 (lto_symtab_get_file_data): Likewise.
6238 (lto_symtab_clear_resolution): Adjust.
6239 (lto_symtab_clear_resolution): Likewise.
6240 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6241 (input_cgraph_1): Likewise.
6242 * lto-streamer-in.c (get_resolution): Do not provide fake
6243 symbol resolutions here.
6244 (deferred_global_decls): Remove.
6245 (lto_register_deferred_decls_in_symtab): Likewise.
6246 (lto_register_var_decl_in_symtab): Change signature, register
6247 variable via lto_symtab_register_decl.
6248 (lto_register_function_decl_in_symtab): Likewise.
6249 (lto_read_tree): Adjust.
6250 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6251 (lto_symtab_merge_var): Likewise.
6252 (lto_symtab_merge_fn): Likewise.
6253 (lto_symtab_register_decl): Declare.
6254 (lto_symtab_merge_decls): Likewise.
6256 2009-10-05 Richard Guenther <rguenther@suse.de>
6258 PR tree-optimization/23821
6259 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6260 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6261 simple IV increments.
6263 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6265 * config/arm/arm.c (arm_override_options): Really initialize
6266 flag_dwarf2_cfi_asm to 0.
6268 2009-10-05 Doug Kwan <dougkwan@google.com>
6270 PR rtl-optimization/41574
6271 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6272 floating point and we are not doing unsafe math optimizations.
6274 2009-10-03 Simon Baldwin <simonb@google.com>
6275 Cary Coutant <ccoutant@google.com>
6276 Rafael Espindola <espindola@google.com>
6277 Richard Guenther <rguenther@suse.de>
6278 Jan Hubicka <jh@suse.cz>
6279 Doug Kwan <dougkwan@google.com>
6280 H.J. Lu <hongjiu.lu@intel.com>
6281 Bill Maddox <maddox@google.com>
6282 Ryan Mansfield <rmansfield@qnx.com>
6283 Diego Novillo <dnovillo@google.com>
6284 Ollie Wild <aaw@google.com>
6285 Kenneth Zadeck <zadeck@naturalbridge.com>
6287 * lto-cgraph.c: New file.
6288 * lto-compress.c: New file.
6289 * lto-compress.h: New file.
6290 * lto-opts.c: New file.
6291 * lto-section-in.c: New file.
6292 * lto-section-out.c: New file.
6293 * lto-streamer-in.c: New file.
6294 * lto-streamer-out.c: New file.
6295 * lto-streamer.c: New file.
6296 * lto-streamer.h: New file.
6297 * lto-symtab.c: New file.
6298 * lto-wpa-fixup.c: New file.
6299 * lto-wrapper.c: New file.
6301 2009-10-03 Simon Baldwin <baldwin@google.com>
6302 Ben Elliston <bje@au.ibm.com>
6303 Rafael Espindola <espindola@google.com>
6304 Nathan Froyd <froydnj@codesourcery.com>
6305 Jan Hubicka <jh@suse.cz>
6306 Doug Kwan <dougkwan@google.com>
6307 Diego Novillo <dnovillo@google.com>
6308 Kenneth Zadeck <zadeck@naturalbridge.com>
6310 * Makefile.in (enable_lto): New.
6311 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6312 (LINKER_PLUGIN_API_H): Define.
6313 (LTO_SYMTAB_H): Define.
6314 (LTO_STREAMER_H): Define.
6315 (TREE_VECTORIZER_H): Define.
6316 (INCLUDES): Add LIBELFINC.
6317 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6318 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6319 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6320 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6321 (native): Add lto-wrapper$(exeext)
6322 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6323 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6324 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6325 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6326 (varasm.o): Add dependency on tree-iterator.h.
6327 (cgraph.o): Add dependency on cif-code.def.
6328 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6329 (ipa-pure-const.o): Likewise.
6330 (GTFILES): Add lto-symtab.c.
6331 (install-lto-wrapper): New.
6332 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6333 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6334 * config.in: Regenerate.
6336 2009-10-03 Rafael Espindola <espindola@google.com>
6337 Diego Novillo <dnovillo@google.com>
6339 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6340 ipa_write_summaries.
6341 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6343 (cgraph_optimize): Make extern.
6345 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6346 Kenneth Zadeck <zadeck@naturalbridge.com>
6348 * toplev.c (in_lto_p): Declare.
6349 * collect2.c (scan_prog_file): Read all the output when reading
6350 information for LTO.
6351 (enum lto_mode_d): Declare.
6353 2009-10-03 Richard Guenther <rguenther@suse.de>
6354 Diego Novillo <dnovillo@google.com>
6356 * gimple.c: Include target.h and alias.h.
6357 (gimple_types): Declare.
6358 (type_hash_cache): Declare.
6359 (gimple_alloc_stat): Make extern.
6360 (gimple_build_eh_must_not_throw): Call
6361 gimple_eh_must_not_throw_set_fndecl.
6362 (struct type_pair_d): Declare.
6363 (type_pair_t): Declare.
6364 (type_pair_hash): New.
6365 (type_pair_eq): New.
6366 (lookup_type_pair): New.
6367 (gimple_force_type_merge): New.
6368 (compare_type_names_p): New.
6369 (compare_field_offset): New.
6370 (gimple_types_compatible_p): New.
6371 (struct sccs): Declare.
6372 (next_dfs_num): Declare.
6373 (iterative_hash_gimple_type): New.
6375 (iterative_hash_type_name): New.
6376 (iterative_hash_gimple_type): New.
6377 (gimple_type_hash): New.
6378 (gimple_type_eq): New.
6379 (gimple_register_type): New.
6380 (print_gimple_types_stats): New.
6381 (gimple_signed_or_unsigned_type): New.
6382 (gimple_unsigned_type): New.
6383 (gimple_signed_type): New.
6384 (gimple_get_alias_set): New.
6385 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6386 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6387 (gimple_force_type_merge): Declare.
6388 (gimple_types_compatible_p): Declare.
6389 (gimple_register_type): Declare.
6390 (print_gimple_types_stats): Declare.
6391 (gimple_unsigned_type): Declare.
6392 (gimple_signed_type): Declare.
6393 (gimple_get_alias_set): Declare.
6394 (gimple_eh_must_not_throw_set_fndecl): New.
6396 2009-10-03 Jan Hubicka <jh@suse.cz>
6397 Kenneth Zadeck <zadeck@naturalbridge.com>
6399 * ipa-pure-const.c: Include lto-streamer.h.
6400 (register_hooks): Factor out of ...
6401 (generate_summary): ... here.
6402 (pure_const_write_summary): New.
6403 (pure_const_read_summary): New.
6404 (pass_ipa_pure_const): Add pure_const_write_summary and
6405 pure_const_read_summary.
6406 * ipa-reference.c: Include lto-streamer.h.
6407 (add_new_function): New.
6408 (remove_node_data): New.
6409 (duplicate_node_data): New.
6410 (ipa_init): Guard against multiple calls.
6411 Move hook setup from analyze_function.
6412 (write_node_summary_p): New.
6413 (ipa_reference_write_summary): New.
6414 (ipa_reference_read_summary): New.
6415 (pass_ipa_reference): Add ipa_reference_write_summary and
6416 ipa_reference_read_summary.
6417 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6418 (struct cgraph_edge): Add fields lto_stmt_uid and
6419 call_stmt_cannot_inline_p.
6420 (cgraph_optimize): Declare.
6421 (cgraph_decide_is_function_needed): Declare.
6422 (reset_inline_failed): Declare.
6423 (enum LTO_cgraph_tags): Declare.
6424 (LTO_cgraph_tag_names): Declare.
6425 (LCC_NOT_FOUND): Define.
6427 2009-10-03 Doug Kwan <dougkwan@google.com>
6428 Rafael Espindola <espindola@google.com>
6429 Jan Hubicka <jh@suse.cz>
6430 Diego Novillo <dnovillo@google.com>
6431 Kenneth Zadeck <zadeck@naturalbridge.com>
6433 * passes.c (all_regular_ipa_passes): New.
6434 (all_ipa_passes): Rename to all_small_ipa_passes.
6435 (init_optimization_passes): Init all_regular_ipa_passes.
6436 * tree-pass.h (all_regular_ipa_passes): New.
6437 (all_ipa_passes): Rename to all_small_ipa_passes.
6438 * passes.c (all_lto_gen_passes): New.
6439 (init_optimization_passes): Initialize all_lto_gen_passes.
6440 (execute_ipa_summary_passes): Make non-static.
6441 (ipa_write_summaries_1): New.
6442 (ipa_write_summaries_2): New.
6443 (ipa_write_summaries): New.
6444 (ipa_write_summaries_of_cgraph_node_set): New.
6445 (ipa_read_summaries_1): New.
6446 (ipa_read_summaries): New.
6447 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6448 (execute_regular_ipa_pass_list): Remove.
6449 (init_optimization_passes): Schedule
6450 pass_rebuild_cgraph_edges and pass_early_inline outside
6451 of pass_all_early_optimizations. Document reason.
6452 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6453 pass_ipa_lto_finish_out): New pass.
6454 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6455 (execute_all_ipa_transforms): New.
6456 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6457 (dump_properties, debug_properties): New.
6458 * tree-optimize.c (gate_all_early_local_passes): Return
6459 false if we are in lto1.
6460 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6461 * tree-pass.h (execute_all_ipa_transforms): Declare.
6462 (pass_ipa_function_and_variable_visibility): Declare.
6463 (pass_ipa_early_inline): Declare.
6464 (pass_ipa_lto_gimple_out): Declare.
6465 (pass_ipa_lto_wpa_fixup): Declare.
6466 (pass_ipa_lto_finish_out): Declare.
6467 (all_small_ipa_passes, all_regular_ipa_passes,
6468 all_lto_gen_passes): Declare.
6469 (execute_ipa_summary_passes): Declare.
6470 (execute_all_ipa_transforms): Declare.
6471 (ipa_write_summaries): Declare
6472 (ipa_write_summaries_of_cgraph_node_set): Declare.
6473 (ipa_read_summaries): Declare.
6475 2009-10-03 Doug Kwan <dougkwan@google.com>
6476 Ollie Wild <aaw@google.com>
6478 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6480 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6481 (lto_mode): New variable.
6482 (maybe_run_lto_and_relink): Handle the -fwpa option.
6483 (main): Handle the -fwpa option.
6484 (maybe_unlink_list): New function.
6485 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6486 * common.opt (flto): New flag.
6487 * toplev.c (flag_generate_lto): Declare.
6489 2009-10-03 Simon Baldwin <simonb@google.com>
6491 * common.opt (flto-compression-level): New flag.
6493 * opts.c: Include lto-opts.h.
6494 (handle_option): Call lto_register_user_option for each
6495 valid option handled.
6496 (decode_options): Clear registered options before the options
6499 2009-10-03 Cary Coutant <ccoutant@google.com>
6501 * collect2.c (is_elf): New function.
6502 (scan_prog_file): Require LTO object to be in ELF format.
6504 2009-10-03 Rafael Espindola <espindola@google.com>
6506 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6507 libgcc to the linker.
6509 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6511 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6512 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6514 * collect2.h (collect_execute): Add flags argument.
6515 * tlink.c (tlink_execute): Update call to collect_execute.
6516 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6517 (use_linker_plugin): New.
6518 (use_linker_plugin_spec_function): New.
6519 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6520 (linker_plugin_file_spec): New.
6521 (lto_wrapper_spec): New.
6522 (lto_gcc_spec): New.
6523 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6524 (static_spec_functions): Add use-linker-plugin.
6525 (process_command): Handle -use-linker-plugin.
6526 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6527 linker_plugin_file_spec and lto_gcc_spec.
6528 (use_linker_plugin_spec_function): New.
6530 2009-10-03 Richard Guenther <rguenther@suse.de>
6534 * tree.h (is_lang_specific): Include LANG_TYPE.
6535 * tree.c (find_decls_types_r): Manually add interesting parts
6536 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6538 * gimple.c (type_pair_hash): Make symmetric.
6539 (type_pair_eq): Likewise.
6540 (lookup_type_pair): Increase initial hashtable size.
6541 (gimple_force_type_merge): Rely on type-pair symmetry.
6542 (visit): Remove excessive checking code.
6543 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6544 (gimple_register_type): Remove getenv calls, shrink initial
6548 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6549 inline functions if not generating lto output.
6552 * toplev.c (finalize): In WPA mode remove the asm file.
6554 2009-10-03 Doug Kwan <dougkwan@google.com>
6556 * ipa-inline.c (cgraph_mark_inline): Check
6557 edge->call_stmt_cannot_inline_p instead of calling
6558 gimple_call_cannot_inline_p.
6559 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6560 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6561 (inline_generate_summary): Do nothing in LTRANS.
6562 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6563 exists before calling gimple_call_cannot_inline_p.
6564 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6565 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6566 Update new_edge->lto_stmt_uid.
6567 * cgraphbuild.c (reset_inline_failed): New.
6569 * common.opt (fwpa): New flag.
6570 (fltrans): New option.
6571 * gcc.c (gcc_lto_option_t): New type.
6572 (current_lto_option): New variable.
6573 (lto_single_spec_function): Remove and is replaced by ..
6574 (lto_option_spec_function): New function.
6575 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6576 passing the -flto flag.
6577 (cc1_options): Separate non-LTO related parts into ..
6578 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6579 (lto1_options): New spec for lto FE.
6580 (link_lto_options): New spec for handling LTO flags in linker.
6581 (invoke_lto_single): Re-format to fit in 80 column. Replace
6582 lto-single with lto-option.
6583 (static_specs): Add cc1_non_lto_options, lto1_options and
6585 (static_spec_function): Replace lto-single with lto-option.
6586 (process_command): Handle -flto, -fwpa and -fltran by setting
6587 current_lto_option and not passing it to subprocess unconditionally.
6589 2009-10-03 Bill Maddox <maddox@google.com>
6591 Add `gcc' driver support for link-time code generation (LTO).
6593 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6594 (lto_flag, lto_objects, lto_o_file): New variables.
6595 (struct lto_object, struct lto_object_list): New structures.
6596 (collect_exit, handler): Remove LTO temporary output file on exit.
6597 (add_lto_object): New function.
6598 (maybe_run_lto_and_relink): New function. Perform link time code
6599 generation and relinking for object files containing LTO information.
6600 (main): Invoke maybe_run_lto_and_relink().
6601 (dump_argv): New function. For debugging, currently disabled.
6602 (scan_prog_file): Add LTO information pass.
6603 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6605 * toplev.c (compile_file): Emit assembler directive to create
6606 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6608 2009-10-03 Diego Novillo <dnovillo@google.com>
6610 * c.opt: Add LTO to warn_abi and warn_psabi.
6612 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6613 inline function. Ignore language-specific nodes. Update all users.
6614 (find_decls_types_r): Do not traverse the subtrees of
6615 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6616 * tree.h (is_lang_specific): New.
6617 * langhooks.h (struct lang_hooks_for_decls): Remove
6618 may_need_assembler_name_p. Update all users.
6620 * c-common.c (set_builtin_user_assembler_name): Move ...
6621 * builtins.c (set_builtin_user_assembler_name): ... here.
6622 (is_builtin_name): Add comment
6623 (is_builtin_fn): New.
6624 * except.c (output_ttype): Only call
6625 lookup_type_for_runtime if TYPE is not a runtime type.
6627 * passes.c (register_pass): Call position_pass on
6628 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6629 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6630 (TV_IPA_LTO_DECL_IO): Define.
6631 (TV_IPA_LTO_CGRAPH_IO): Define.
6633 (TV_WHOPR_WPA): Define.
6634 (TV_WHOPR_WPA_IO): Define.
6635 (TV_WHOPR_LTRANS): Define.
6636 (TV_WHOPR_WPA_FIXUP): Define.
6637 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6638 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6639 * tree-flow.h (tree_node_can_be_shared): Declare.
6640 * tree-inline.c (tree_can_inline_p): Check that E has a
6641 statement associated with it.
6642 * tree.c (free_lang_data_in_binf): Factor out of ...
6643 (free_lang_data_in_type): ... here.
6644 Call RECORD_OR_UNION_TYPE_P.
6645 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6646 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6647 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6648 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6649 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6650 (gate_free_lang_data): Return true if flag_generate_lto is set.
6651 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6652 * c-common.h (set_builtin_user_assembler_name): Move ...
6653 * tree.h (set_builtin_user_assembler_name): ... here.
6655 * common.opt (flto-report): New flag.
6656 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6657 * collect2.c (scan_prog_file): Send the error output of
6658 'nm' to HOST_BIT_BUCKET.
6660 2009-10-03 Ollie Wild <aaw@google.com>
6662 * langhooks-def.h (lhd_begin_section): New function declaration.
6663 (lhd_write_section): New function declaration.
6664 (lhd_end_section): New function declaration.
6665 (LANG_HOOKS_BEGIN_SECTION): New macro.
6666 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6667 (LANG_HOOKS_END_SECTION): New macro.
6668 (LANG_HOOKS_LTO): New macro.
6669 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6670 * langhooks.c (output.h): Add include.
6671 (saved_section): New static variable.
6672 (lhd_begin_section): New function.
6673 (lhd_write_section_data): New function.
6674 (lhd_end_section): New function.
6675 * langhooks.h (struct lang_hooks_for_lto): New structure.
6676 (struct lang_hooks): Add member lto.
6677 * Makefile.in (langhooks.o): Add dependency on output.h.
6679 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6681 2009-10-03 Richard Guenther <rguenther@suse.de>
6683 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6686 2009-10-03 Simon Baldwin <simonb@google.com>
6687 Richard Guenther <rguenther@suse.de>
6688 Janis Johnson <janis187@us.ibm.com>
6689 Doug Kwan <dougkwan@google.com>
6690 Diego Novillo <dnovillo@google.com>
6691 Ramana Radhakrishnan <ramana.r@gmail.com>
6692 Ollie Wild <aaw@google.com>
6694 * doc/install.texi: Add documentation for libelf and --enable-lto.
6695 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6696 -flto-report, -flto-compression-level and -use-linker-plugin.
6697 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6698 Add section for LTO Testing.
6700 2009-10-02 Cary Coutant <ccoutant@google.com>
6702 Add support for comdat type sections for DWARF v4.
6703 Merge from dwarf4 branch.
6705 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6706 (dw_die_ref): Define vector type.
6707 (enum dw_val_class): Add dw_val_class_data8.
6708 (struct dw_val_struct): Add v.val_data8.
6709 (comdat_type_node_ref): New type.
6710 (struct die_struct): Move die_symbol into a union; add new field
6711 die_type_node. Change all uses.
6712 (comdat_type_node): New type.
6713 (skeleton_chain_node): New type.
6714 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6715 (comdat_type_list): New variable.
6716 (dwarf_tag_name): Add DW_TAG_type_unit.
6717 (dwarf_attr_name): Add DW_AT_signature.
6718 (add_AT_data8): New function.
6719 (replace_child): New function.
6720 (move_all_children): New function.
6721 (print_signature): New function.
6722 (print_die): Print signature information; add dw_val_class_data8.
6723 (attr_checksum): Support dw_val_class_data8.
6724 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6725 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6726 (checksum_sleb128, checksum_uleb128): New functions.
6727 (checksum_die_context): New function.
6728 (loc_checksum_ordered): New function.
6729 (attr_checksum_ordered): New function.
6730 (struct checksum_attributes): New structure.
6731 (collect_checksum_attributes): New function.
6732 (die_checksum_ordered): New function.
6733 (generate_type_signature): New function.
6734 (same_dw_val_p): Add dw_val_class_data8.
6735 (is_symbol_die): Use new is_declaration_die function.
6736 (is_declaration_die): New function.
6737 (should_move_die_to_comdat): New function.
6738 (clone_die): New function.
6739 (clone_tree): New function.
6740 (clone_as_declaration): New function.
6741 (copy_declaration_context): New function.
6742 (generate_skeleton_ancestor_tree): New function.
6743 (generate_skeleton_bottom_up): New function.
6744 (generate_skeleton): New function.
6745 (remove_child_or_replace_with_skeleton): New function.
6746 (break_out_comdat_types): New function.
6747 (struct decl_table_entry): New type.
6748 (htab_decl_hash): New function.
6749 (htab_decl_eq): New function.
6750 (htab_decl_del): New function.
6751 (copy_ancestor_tree): New function.
6752 (copy_decls_walk): New function.
6753 (copy_decls_for_unworthy_types): New function.
6754 (build_abbrev_table): Don't assert on missing die_symbol when doing
6755 comdat type sections.
6756 (size_of_die): Use DW_FORM_sig8 for external references. Add
6758 (unmark_dies): Don't assert for unmarked dies when doing comdat
6760 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6761 (output_signature): New function.
6762 (output_die): Likewise.
6763 (output_compilation_unit_header): Mark output as DWARF version 3
6764 even if generating DWARF 4.
6765 (output_comdat_type_unit): New function.
6766 (output_line_info): Mark output as DWARF version 3 even if generating
6768 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6770 (dwarf2out_end_source_file): Likewise.
6771 (prune_unused_types_walk_attribs): Don't follow references into
6772 comdat type sections.
6773 (prune_unused_types_mark): When generating type units, do not mark
6774 children of non-defining declarations of types; do mark children of
6776 (prune_unused_types): Process comdat type sections.
6777 (htab_ct_hash): New function.
6778 (htab_ct_eq): New function.
6779 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6780 Add a pointer to the line table from type unit entries so
6781 DW_AT_decl_file has meaning.
6782 * varasm.c (default_elf_asm_named_section): Use identifier name as
6783 comdat key instead of lang hook.
6785 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6787 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6789 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6791 * config/i386/i386.md (SWIM248): New mode iterator.
6792 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6793 divmodhi4 patterns using SWIM248 macro.
6794 (*divmod<mode>4): Macroize insn_and_split pattern from
6795 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6796 and their corresponding splitters usign SWIM248 macro. Split SImode
6797 insn to generate cltd and DImode insn to generate cqto instead of
6798 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6799 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6800 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6801 *divmodsi_noext patterns using SWIM248 macro.
6802 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6803 udivmodhi4 patterns using SWIM248 macro.
6804 (*udivmod<mode>4): Macroize insn_and_split pattern from
6805 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6806 corresponding splitters using SWIM248 macro.
6807 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6808 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6810 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6812 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6813 of zero-sized element is zero-sized regardless of its extent.
6815 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6818 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6819 * configure: Regenerated.
6820 * config.in: Regenerated.
6821 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6822 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6823 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6824 not emitting .eh_frame, emit .cfi_sections .debug_frame
6829 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6830 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6832 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6833 vars use DECL_RTL with resetting it back to NULL afterwards.
6834 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6835 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6836 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6837 the attribute type allows it, otherwise use DW_FORM_dataN.
6838 (mem_loc_descriptor): Handle CONST_STRING.
6839 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6840 Handle MEM with CONST_STRING address using add_AT_string.
6841 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6842 CONST_STRING for const arrays initialized with a string literal.
6843 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6844 (dwarf2out_finish): Call resolve_addr.
6846 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6847 Maxim Kuvyrkov <maxim@codesourcery.com>
6849 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6851 2009-10-02 Nick Clifton <nickc@redhat.com>
6853 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6854 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6856 2009-10-01 Jan Hubicka <jh@suse.cz>
6858 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6859 (cgraph_create_virtual_clone): Just pass redirect_callers
6861 * cgraph.h (cgraph_clone_node): Update prototype.
6862 * ipa-pure-const.c (self_recursive_p): New function.
6863 (propagate): Use it.
6864 * ipa-inline.c (cgraph_clone_inlined_nodes,
6865 cgraph_decide_recursive_inlining): Update.
6867 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6869 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6870 instructions for TARGET_OCTEON.
6872 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6874 * config/arm/arm.c (arm_override_options): Turn off
6875 flag_dwarf2_cfi_asm for AAPCS variants.
6877 2009-10-01 Martin Jambor <mjambor@suse.cz>
6880 * tree-sra.c (convert_callers): Do not call
6881 compute_inline_parameters on one caller more than once.
6883 2009-10-01 Nick Clifton <nickc@redhat.com>
6885 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6886 an empty string if not already defined.
6888 2009-10-01 Martin Jambor <mjambor@suse.cz>
6891 * tree-sra.c (is_va_list_type): New function.
6892 (find_var_candidates): Call is_va_list_type.
6893 (find_param_candidates): Check that the type or the type pointed
6894 to are not va_list types.
6896 2009-10-01 Martin Jambor <mjambor@suse.cz>
6899 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6900 DECL_ARTIFICIAL (param_decl) is true.
6902 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6904 * tree.h (tree_decl_common::lang_flag_8): New.
6905 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6907 * c-common.h (RID_CONSTEXPR): New.
6909 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6911 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6912 Use ref-all pointers.
6913 (alpha_gimplify_va_arg): Ditto.
6915 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6918 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6919 before insn counting loop now that BB_END (bb) is counted. Ensure
6920 the return value isn't zero.
6922 2009-09-30 Nick Clifton <nickc@redhat.com>
6924 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6925 with separate definitions of c_target_objs and cxx_target_objs.
6926 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6928 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6929 sh_symbian_import_export_class.
6930 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6931 * config/sh/symbian.c: Delete, moving code into...
6932 * config/sh/symbian-base.c: ... here
6933 * config/sh/symbian-c.c: ... and here
6934 * config/sh/symbian-cxx.c: ... and here.
6936 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6939 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6940 of plus RTX into register.
6942 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6944 * doc/install.texi: Linguistic and markup fixes.
6945 (Configuration) <--disable-cpp>: Remove description.
6946 <--enable-maintainer-mode>: Autotools files are affected, too.
6947 <--with-sysroot>: Improve description.
6948 (Building): Bump required GNU make version.
6950 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6952 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6953 (x86_64-*-*): Ditto.
6955 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6956 intrinisics for FMA4.
6957 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6958 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6959 Add FMA4 check and fma4intrin.h.
6960 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6962 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6963 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6964 constant for FMA4 support.
6965 (UNSPEC_FMA4_FMADDSUB): Ditto.
6966 (UNSPEC_FMA4_FMSUBADD): Ditto.
6967 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6968 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6969 (ix86_expand_fma4_multiple_memory): Ditto.
6970 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6971 (OPTION_MASK_ISA_FMA4_UNSET): New.
6972 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6973 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6974 (ix86_handle_option): Handle -mfma4.
6975 (isa_opts): Handle -mfma4.
6976 (enum pta_flags): Add PTA_FMA4.
6977 (override_options): Add FMA4 support.
6978 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6979 (IX86_BUILTIN_VFMADDSD): Ditto.
6980 (IX86_BUILTIN_VFMADDPS): Ditto.
6981 (IX86_BUILTIN_VFMADDPD): Ditto.
6982 (IX86_BUILTIN_VFMSUBSS): Ditto.
6983 (IX86_BUILTIN_VFMSUBSD): Ditto.
6984 (IX86_BUILTIN_VFMSUBPS): Ditto.
6985 (IX86_BUILTIN_VFMSUBPD): Ditto.
6986 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6987 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6988 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6989 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6990 (IX86_BUILTIN_VFNMADDSS): Ditto.
6991 (IX86_BUILTIN_VFNMADDSD): Ditto.
6992 (IX86_BUILTIN_VFNMADDPS): Ditto.
6993 (IX86_BUILTIN_VFNMADDPD): Ditto.
6994 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6995 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6996 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6997 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6998 (IX86_BUILTIN_VFMADDPS256): Ditto.
6999 (IX86_BUILTIN_VFMADDPD256): Ditto.
7000 (IX86_BUILTIN_VFMSUBPS256): Ditto.
7001 (IX86_BUILTIN_VFMSUBPD256): Ditto.
7002 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
7003 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7004 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7005 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7006 (IX86_BUILTIN_VFNMADDPS256): Ditto.
7007 (IX86_BUILTIN_VFNMADDPD256): Ditto.
7008 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
7009 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
7010 (enum multi_arg_type): New enum for describing the various FMA4
7011 intrinsic argument types.
7012 (bdesc_multi_arg): New table for FMA4 intrinsics.
7013 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7014 (ix86_expand_multi_arg_builtin): New function for creating FMA4
7016 (ix86_expand_builtin): Add FMA4 intrinsic support.
7017 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7018 operand instructions.
7019 (ix86_expand_fma4_multiple_memory): New function to split the
7020 second memory reference from FMA4 instructions.
7021 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7022 (ssemodesuffixf2s): Ditto.
7023 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7025 (fma4_fmsub<mode>4): Ditto.
7026 (fma4_fnmadd<mode>4): Ditto.
7027 (fma4_fnmsub<mode>4): Ditto.
7028 (fma4_vmfmadd<mode>4): Ditto.
7029 (fma4_vmfmsub<mode>4): Ditto.
7030 (fma4_vmfnmadd<mode>4): Ditto.
7031 (fma4_vmfnmsub<mode>4): Ditto.
7032 (fma4_fmadd<mode>4256): Ditto.
7033 (fma4_fmsub<mode>4256): Ditto.
7034 (fma4_fnmadd<mode>4256): Ditto.
7035 (fma4_fnmsub<mode>4256): Ditto.
7036 (fma4_fmaddsubv8sf4): Ditto.
7037 (fma4_fmaddsubv4sf4): Ditto.
7038 (fma4_fmaddsubv4df4): Ditto.
7039 (fma4_fmaddsubv2df4): Ditto.
7040 (fma4_fmsubaddv8sf4): Ditto.
7041 (fma4_fmsubaddv4sf4): Ditto.
7042 (fma4_fmsubaddv4df4): Ditto.
7043 (fma4_fmsubaddv2df4): Ditto.
7044 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7045 instructions for intrinsics.
7046 (fma4i_fmsub<mode>4): Ditto.
7047 (fma4i_fnmadd<mode>4): Ditto.
7048 (fma4i_fnmsub<mode>4): Ditto.
7049 (fma4i_vmfmadd<mode>4): Ditto.
7050 (fma4i_vmfmsub<mode>4): Ditto.
7051 (fma4i_vmfnmadd<mode>4): Ditto.
7052 (fma4i_vmfnmsub<mode>4): Ditto.
7053 (fma4i_fmadd<mode>4256): Ditto.
7054 (fma4i_fmsub<mode>4256): Ditto.
7055 (fma4i_fnmadd<mode>4256): Ditto.
7056 (fma4i_fnmsub<mode>4256): Ditto.
7057 (fma4i_fmaddsubv8sf4): Ditto.
7058 (fma4i_fmaddsubv4sf4): Ditto.
7059 (fma4i_fmaddsubv4df4): Ditto.
7060 (fma4i_fmaddsubv2df4): Ditto.
7061 (fma4i_fmsubaddv8sf4): Ditto.
7062 (fma4i_fmsubaddv4sf4): Ditto.
7063 (fma4i_fmsubaddv4df4): Ditto.
7064 (fma4i_fmsubaddv2df4): Ditto.
7066 * doc/invoke.texi (-mfma4): Add documentation.
7067 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7069 2009-09-29 Richard Henderson <rth@redhat.com>
7071 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7072 an edge to the new destination block.
7074 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7077 * pa.c (hppa_profile_hook): Use
7078 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7080 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7081 Alexander Monakov <amonakov@ispras.ru>
7084 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7085 (not_postinc_memory_operand): New.
7086 (not_postinc_move_operand): New.
7087 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7088 (*cmovsi_internal): Ditto.
7090 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7092 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7093 restrict issue_rate in first pass when scheduling for register
7096 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7097 Rafael Avila de Espindola <espindola@google.com>
7099 * gengtype.c (plugin_output): New.
7100 (get_output_file_with_visibility): Return plugin_output for plugins.
7101 (main): Parse and use the -P option.
7102 * gty.texi: Update the command line format.
7104 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7107 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7109 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7110 out if !const_ok_for_output.
7113 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7114 case VAR_LOCATION>: Remove gcc_unreachable ().
7116 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7118 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7119 (x86_64-*-*): Ditto.
7120 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7121 back to smmintrin.h.
7122 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7123 * config/i386/x86intrin.h: Remove SSE5.
7124 * config/i386/mmintrin-common.h: Delete file.
7125 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7127 2009-09-29 Richard Guenther <rguenther@suse.de>
7129 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7130 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7132 2009-09-29 Nick Clifton <nickc@redhat.com>
7134 * function.c (current_function_name): If there is no current
7135 function just return "<none>".
7137 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7139 * tree-pass.h (register_pass_info): New structure.
7140 (pass_positioning_ops): Move enum from gcc-plugin.h.
7141 (register_pass): New function.
7142 * gcc-plugin.h (plugin_pass): Delete structure.
7143 (pass_positioning_ops): Delete enum.
7144 * plugin.c (regsiter_pass): Delete function.
7145 (position_pass): Delete function.
7146 (added_pass_nodes): Delete variable.
7147 (prev_added_pass_nodes): Delete variable.
7148 (pass_list_node): Delete structure.
7149 * passes.c (make_pass_instance): New function.
7150 (next_pass_1): Change to call make_pass_instance.
7151 (pass_list_node): Move structure from gcc-plugin.h.
7152 (added_pass_nodes): Move variable from plugin.c.
7153 (prev_added_pass_nodes): Move variable from plugin.c.
7154 (position_pass): New function.
7155 (register_pass): New function.
7157 2009-09-28 Easwaran Raman <eraman@google.com>
7159 * ifcvt.c (noce_try_abs): Recognize pattern and call
7160 expand_one_cmpl_abs_nojump.
7161 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7162 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7164 2009-09-28 Ian Lance Taylor <iant@google.com>
7167 * c-opts.c (c_common_handle_option): Don't set
7168 warn_jump_misses_init for -Wall.
7169 * doc/invoke.texi (Warning Options): Update documentation.
7171 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7173 * Makefile.in ($(out_object_file)): Depend on
7174 gt-$(basename $(notdir $(out_file))).h.
7176 2009-09-28 Richard Henderson <rth@redhat.com>
7178 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7179 * except.c (gen_eh_region): Set it.
7180 (duplicate_eh_regions_1): Copy it.
7181 * tree-eh.c (lower_resx): Use it to determine which function
7184 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7185 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7186 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7187 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7188 BUILT_IN_CXA_END_CLEANUP if necessary.
7190 * c-common.c (c_define_builtins): Update call to
7191 build_common_builtin_nodes.
7193 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7195 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7197 2009-09-28 Michael Matz <matz@suse.de>
7199 * builtins.c (interclass_mathfn_icode): New helper.
7200 (expand_builtin_interclass_mathfn): Use it here, and split folding
7202 (fold_builtin_interclass_mathfn): ... this new folder.
7203 (build_call_nofold_loc): New static helper.
7204 (build_call_nofold): New wrapper macro for above.
7205 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7206 (expand_builtin_pow): Ditto.
7207 (expand_builtin_memset_args): Ditto.
7208 (expand_builtin_printf): Ditto.
7209 (expand_builtin_fprintf): Ditto.
7210 (expand_builtin_sprintf): Ditto.
7211 (expand_builtin_memory_chk): Ditto.
7212 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7213 (expand_builtin_stpcpy): Ditto.
7214 (expand_builtin_strcmp): Ditto.
7215 (expand_builtin_strncmp): Ditto.
7216 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7217 (expand_builtin_strcpy_args): Don't call folders.
7218 (expand_builtin_memcmp): Ditto.
7219 (expand_builtin_strncpy): Ditto, and use target.
7220 (expand_builtin_memcpy): Ditto.
7221 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7222 expand_builtin_strpbrk, expand_builtin_memmove,
7223 expand_builtin_memmove_args, expand_builtin_bcopy,
7224 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7225 expand_builtin_strspn, expand_builtin_strcspn,
7226 expand_builtin_fputs): Remove these.
7227 (expand_builtin): Don't call the above, change calls to other
7228 expanders that changed prototype.
7229 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7230 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7231 fold_builtin_interclass_mathfn.
7232 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7233 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7235 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7236 * passes.c (init_optimization_passes): Move pass_fold_builtins
7237 after last phiopt pass.
7238 * tree-inline.c (fold_marked_statements): When folding builtins
7239 iterate over all instruction potentially generated.
7240 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7242 (fold_gimple_call): Use it to always fold calls (into potentially
7243 multiple instructions).
7244 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7245 calls into zero at this time.
7246 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7247 statements generated by builtin folding.
7249 2009-09-28 Nick Clifton <nickc@redhat.com>
7251 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7253 2009-09-28 Duncan Sands <baldrick@free.fr>
7255 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7256 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7257 (register_callback): Dispatch it.
7258 (invoke_plugin_callbacks): Incorporate in sanity check.
7259 * ggc.h (ggc_register_cache_tab): Add declaration.
7260 * ggc-common.c (ggc_register_root_tab): Simplify.
7261 (const_ggc_cache_tab_t): New typedef.
7262 (extra_cache_vec): New vector of dynamically added cache tables.
7263 (ggc_register_cache_tab): New function.
7264 (ggc_scan_cache_tab): New function.
7265 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7266 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7268 2009-09-27 Richard Henderson <rth@redhat.com>
7270 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7271 which we remove __builtin_stack_restore.
7273 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7275 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7276 to test for GRD_INVARIANT.
7277 (simple_rhs_p): Anything that's function_invariant_p is fine.
7279 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7281 * gengtype.c (main): Use plunge_files instead of plugin_output.
7283 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7284 Rafael Avila de Espindola <espindola@google.com>
7286 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7287 Don't print pch related info if it is false.
7288 (main): Don't print pch info in plugin mode.
7290 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7292 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7293 with dw_val_class_const_double.
7294 (struct dw_val_struct): Replace val_long_long with val_double and
7295 adjust for above change.
7296 (output_loc_operands): Likewise.
7297 (add_AT_long_long): Rename into...
7298 (add_AT_double): ...this.
7299 (print_die): Replace dw_val_class_long_long with
7300 dw_val_class_const_double and adjust.
7301 (attr_checksum): Likewise.
7302 (same_dw_val_p): Likewise.
7303 (size_of_die): Likewise.
7304 (value_format): Likewise.
7305 (output_die): Likewise.
7306 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7307 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7308 instead of add_AT_long_long.
7309 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7310 value with the precision of its type.
7312 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7315 * c-typeck.c (build_conditional_expr): Use the readonly and
7316 volatile flags of the operand types, not of the operands itself.
7318 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7320 * collect2.c (main): Look for -brtl before adding libraries.
7322 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7324 * config.gcc: Update OpenBSD targets.
7325 * config/openbsd-stdint.h: New file.
7326 * config/openbsd-libpthread.h: New file.
7327 * config/openbsd.h: Update and break out LIB_SPEC definition.
7328 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7329 * config/i386/openbsdelf.h: Correct types.
7330 * config/m68k/openbsd.h: Likewise.
7331 * config/mips/openbsd.h: Likewise.
7332 * config/vax/openbsd.h: Likewise.
7334 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7336 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7337 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7338 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7339 of the length and zero.
7341 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7343 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7344 (FLAGS_H): Add options.h $(REAL_H).
7345 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7346 (TREE_VECTORIZER_H): New.
7347 (EBITMAP_H): Renamed from EBIMAP_H.
7348 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7349 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7350 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7351 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7352 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7353 (graphite-clast-to-gimple.o, graphite-dependences.o)
7354 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7355 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7356 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7357 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7358 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7359 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7360 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7361 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7362 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7363 updated and fixed as per above changes and per
7364 check_makefile_deps.sh output.
7367 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7368 * configure: Regenerate.
7370 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7372 * doc/install.texi: Update minimum MPC version to 0.7.
7374 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7376 * doc/install.texi (Binaries): Remove reference to the binary
7377 distribution CD-ROM from the FSF.
7379 2009-09-26 Michael Matz <matz@suse.de>
7383 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7384 that are mentioned in the body.
7386 2009-09-26 Michael Matz <matz@suse.de>
7388 PR tree-optimization/41454
7389 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7390 (tree_ssa_dominator_optimize): Don't allocate and free it.
7391 (dom_opt_leave_block): Don't iterate over it.
7392 (eliminate_redundant_computations): Don't return a value.
7393 (cprop_operand, cprop_into_stmt): Ditto.
7394 (optimize_stmt): Don't defer updating stmts.
7396 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7398 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7399 generic_parameter_die, template_parameter_pack_die,
7400 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7401 renaming DW_TAG_formal_parameter_pack and
7402 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7403 and DW_TAG_GNU_template_parameter_pack.
7405 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7407 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7408 * config/v850/v850.c (v850_function_value): New function.
7409 (TARGET_FUNCTION_VALUE): Define.
7411 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7413 * tree-vect-stmts.c (vectorizable_call): Call
7414 mark_symbols_for_renaming after vect_finish_stmt_generation.
7416 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7417 to loc_descriptor_from_tree.
7418 (add_location_or_const_value_attribute): Pass 0 instead of 2
7419 for decl_by_reference_p decls.
7421 2009-09-25 Richard Guenther <rguenther@suse.de>
7424 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7427 2009-09-25 Ben Elliston <bje@au.ibm.com>
7429 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7432 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7434 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7435 form of instruction.
7437 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7440 * fold-const.c (const_binop): Handle complex int division.
7441 * tree-complex.c (expand_complex_div_straight,
7442 expand_complex_div_wide): Update comments.
7444 2009-09-24 DJ Delorie <dj@redhat.com>
7447 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7448 (reg_class): Likewise.
7449 (REG_CLASS_NAMES): Likewise.
7450 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7451 (m32c_override_options): Disable -fivopts for M32C.
7453 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7455 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7456 Delete VSX load/store with update support.
7457 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7458 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7462 (VStype_load_update): Ditto.
7463 (VStype_store_update): Ditto.
7464 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7465 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7467 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7468 load/store with update builtins.
7470 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7472 * libgcc2.c (L_trampoline): Prototype for getpagesize
7473 and mprotect in WINNT case.
7475 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7477 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7478 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7479 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7480 'outgoing' argument.
7481 (TARGET_FUNCTION_VALUE): Define.
7483 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7485 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7487 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7490 * common.opt: Initialize dwarf_strict to -1.
7491 * toplev.c (process_options): Catch unset dwarf_strict
7492 and set to 0 for all targets not overriding.
7493 * config/darwin.c (darwin_override_options): Catch unset
7494 dwarf_strict and override to 1.
7496 2009-09-24 Jeff Law <law@redhat.com>
7498 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7500 2009-09-24 Richard Guenther <rguenther@suse.de>
7502 PR tree-optimization/36143
7503 PR tree-optimization/38747
7504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7505 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7507 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7510 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7511 return false instead of gcc_unreachable (). For CONST return the
7512 value returned by recursive call instead of always returning true.
7513 (tree_add_const_value_attribute): Return the value returned by
7514 add_const_value_attribute instead of always returning true if rtl
7517 2009-09-23 Justin Seyster <jrseys@gmail.com>
7519 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7521 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7523 * cgraphunit.c (cgraph_lower_function): Revert last change.
7524 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7525 instead of DECL_NO_STATIC_CHAIN.
7526 * tree-cfg.c (verify_gimple_call): Likewise.
7527 * tree-nested.c (get_chain_decl, get_chain_field,
7528 convert_tramp_reference_op, convert_gimple_call): Likewise.
7529 (convert_all_function_calls): Likewise. Always set or clear
7530 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7531 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7532 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7534 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7535 DECL_NO_STATIC_CHAIN.
7536 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7537 instead of DECL_NO_STATIC_CHAIN.
7538 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7539 decl_function_context.
7540 * varasm.c (initializer_constant_valid_p): Likewise.
7541 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7542 (DECL_STATIC_CHAIN): ... this.
7543 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7544 instead of DECL_NO_STATIC_CHAIN.
7546 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7547 Rafael Avila de Espindola <espindola@google.com>
7549 * gengtype.c (nb_plugin_files): Make it unsigned to match
7550 num_gt_files. Adjust other variables to avoid warnings.
7551 (main): Allocate an all zero lang_bitmap before each plugin file name
7552 to match regular file names.
7554 2009-09-23 Richard Henderson <rth@redhat.com>
7556 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7557 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7558 static chain passed in memory.
7559 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7560 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7561 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7562 STATIC_CHAIN_REGNUM defined.
7564 * config/picochip/picochip-protos.h: s/class/klass/.
7565 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7566 (picochip_static_chain): New.
7567 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7568 (STATIC_CHAIN_INCOMING): Remove.
7570 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7571 (xtensa_static_chain): New.
7572 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7573 (STATIC_CHAIN_INCOMING): Remove.
7575 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7577 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7578 * config/pa/pa-protos.h (function_value): Remove.
7579 * config/pa/pa.c (pa_function_value): Rename from function_value.
7580 Make static, add 'outgoing' argument.
7581 (TARGET_FUNCTION_VALUE): Define.
7583 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7585 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7586 instead of cfun->machine->is_leaf.
7587 * config/avr/avr.h (machine_function): Remove is_leaf field.
7589 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7592 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7593 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7594 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7595 the same size, prefer DW_OP_stack_value.
7596 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7597 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7599 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7602 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7604 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7607 * cfgexpand.c (convert_debug_memory_address): New.
7608 (expand_debug_expr): Convert base address and offset to the same
7609 mode. Use it to convert addresses to other modes. Accept
7612 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7615 * function.h (types_used_by_vars_hash): Declare new hash table.
7616 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7617 equality and hash function for the hash table.
7618 (types_used_by_cur_var_decl): Declare a new global chained list.
7619 (types_used_by_var_decl_insert): Declare new function.
7620 * function.c (types_used_by_vars_hash): Define the hashtable ...
7621 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7622 its equality and hash functions.
7623 (hash_types_used_by_vars_entry): New hash helper.
7624 (types_used_by_cur_var_decl): Define the global chained list.
7625 (used_types_insert): Update the list of types used by the global
7626 variable being parsed.
7627 (types_used_by_var_decl_insert): Define new function.
7628 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7629 * c-common.c (record_types_used_by_current_var_decl): ... new
7631 * c-decl.c (finish_decl): Record the types used by the global
7632 variable declaration we've just parsed.
7633 * dwarf2out.c (premark_used_types): Insert a new line between
7634 comment and function.
7635 (premark_used_types_helper): Fix comment.
7636 (premark_types_used_by_global_vars_helper,
7637 premark_types_used_by_global_vars): New functions.
7638 (prune_unused_types): Do not prune types used by global variables.
7640 2009-09-23 Richard Guenther <rguenther@suse.de>
7642 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7643 produced for bigendian targets with promoted subregs.
7645 2009-09-23 Richard Guenther <rguenther@suse.de>
7647 * value-prof.c (gimple_ic): Purge old EH edges only after building
7650 2009-09-23 Nick Clifton <nickc@redhat.com>
7652 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7654 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7657 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7660 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7661 on non-nested functions.
7663 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7664 Jan Hubicka <jh@suse.cz>
7666 * dwarf2out.c (loc_list_plus_const): Only define if
7667 DWARF2_DEBUGGING_INFO.
7668 (address_of_int_loc_descriptor): Likewise.
7671 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7673 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7676 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7677 constant is more than zero.
7679 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7682 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7683 call final to emit non-scheduled prologue, instead insert at entry.
7685 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7686 Joseph S. Myers <joseph@codesourcery.com>
7688 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7690 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7691 Rafael Avila de Espindola <espindola@google.com>
7693 * gengtype.c (is_file_equal): New function.
7694 (close_output_files): Use is_file_equal. Free of->buf.
7696 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7697 Rafael Avila de Espindola <espindola@google.com>
7699 * gengtype.c (write_types, write_local): Add the output_header
7700 argument. Update all callers.
7702 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7704 * dwarf2out.c (template_parameter_pack_die,
7705 gen_formal_parameter_pack_die ): New functions.
7706 (make_ith_pack_parameter_name): Remove this function.
7707 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7708 DW_TAG_formal_parameter_pack.
7709 (gen_generic_params_dies): Represent each template parameter pack
7710 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7711 represented by usual DW_TAG_template_*_parameter DIEs that are
7712 children of the DW_TAG_template_parameter_pack element DIE.
7713 (generic_parameter_die): This doesn't deal with parameter pack
7714 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7715 of parameter pack DIEs.
7716 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7717 in certain cases, e.g. for pack elements.
7718 (gen_formal_types_die, gen_decl_die): Adjust usage of
7719 gen_formal_parameter_die.
7720 (gen_subprogram_die): Represent each function parameter pack by a
7721 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7722 represented by usual DW_TAG_formal_parameter DIEs that are children
7723 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7724 ____builtin_va_alist decls as no part of the compiler uses those
7726 * langhooks.h (struct lang_hooks_for_decls): Add
7727 function_parm_expanded_from_pack_p, get_generic_function_decl
7728 and function_parameter_pack_p hooks. Fix comment for
7729 get_innermost_generic_parms hook.
7730 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7731 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7732 macros and use them to initialize lang_hook.
7734 2009-09-22 Richard Henderson <rth@redhat.com>
7736 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7737 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7738 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7739 on TRAMPOLINE_TEMPLATE.
7740 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7741 TRAMPOLINE_ADJUST_ADDRESS.
7742 * targhooks.c (default_asm_trampoline_template): Remove.
7743 (default_trampoline_adjust_address): Remove.
7744 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7745 * targhooks.h: Update decls.
7747 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7749 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7750 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7751 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7753 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7756 * reload1.c (reload): Reset debug insns with pseudos without
7759 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7761 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7762 unconditional true for decimal float modes.
7763 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7764 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7766 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7768 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7769 Enable a new case for __FreeBSD__ >= 7.
7770 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7771 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7772 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7773 and USE_LD_AS_NEEDED.
7775 * doc/install.texi (*-*-freebsd*): Update target information.
7777 2009-09-22 Richard Guenther <rguenther@suse.de>
7780 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7781 arrays really properly.
7783 2009-09-22 Richard Henderson <rth@redhat.com>
7786 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7787 calls.static_chain, calls.trampoline_init,
7788 calls.trampoline_adjust_address.
7789 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7790 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7791 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7792 * builtins.c (expand_builtin_setjmp_receiver): Use
7793 targetm.calls.static_chain; only clobber registers.
7794 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7795 set up memory attributes properly for the trampoline block.
7796 (expand_builtin_adjust_trampoline): Use
7797 targetm.calls.trampoline_adjust_address.
7798 * calls.c (prepare_call_address): Add fndecl argument. Use
7799 targetm.calls.static_chain.
7800 * df-scan.c (df_need_static_chain_reg): Remove.
7801 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7802 consolodate static chain handling.
7803 * doc/tm.texi: Document new hooks.
7804 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7805 (init_emit_regs): Don't initialize them.
7806 * expr.h (prepare_call_address): Update decl.
7807 * final.c (profile_function): Use targetm.calls.static_chain.
7808 * function.c (expand_function_start): Likewise.
7809 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7810 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7811 only clobber registers.
7812 * targhooks.c (default_static_chain): New.
7813 (default_asm_trampoline_template, default_trampoline_init): New.
7814 (default_trampoline_adjust_address): New.
7815 * targhooks.h: Declare them.
7816 * varasm.c (assemble_trampoline_template): Use
7817 targetm.asm_out.trampoline_template. Make the memory block const
7820 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7821 alpha_initialize_trampoline. Make static. Merge VMS parameter
7822 differences into the TARGET_ABI_OPEN_VMS code block.
7823 (TARGET_TRAMPOLINE_INIT): New.
7824 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7825 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7826 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7827 (INITIALIZE_TRAMPOLINE): Remove.
7829 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7830 (TRAMPOLINE_TEMPLATE): Merge with ...
7831 (INITIALIZE_TRAMPOLINE): ... this and move ...
7832 * config/arc/arc.c (arc_trampoline_init): ... here.
7833 (TARGET_TRAMPOLINE_INIT): New.
7835 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7836 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7837 (arm_asm_trampoline_template): New.
7838 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7839 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7840 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7841 code to arm_asm_trampoline_template.
7842 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7843 arm_trampoline_adjust_address.
7844 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7845 adjust for target hook parameters.
7847 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7850 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7851 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7852 (bfin_trampoline_init): Rename from initialize_trampoline;
7853 make static; update for target hook parameters.
7854 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7855 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7856 bfin_asm_trampoline_template.
7857 (INITIALIZE_TRAMPOLINE): Remove.
7859 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7860 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7861 cris_trampoline_init): New.
7862 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7863 cris_asm_trampoline_template.
7864 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7865 adjust for target hook parameters.
7867 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7869 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7870 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7871 fr30_trampoline_init): New.
7872 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7873 fr30_asm_trampoline_template.
7874 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7875 adjust for target hook parameters.
7877 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7878 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7879 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7880 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7881 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7883 * config/h8300/h8300.c (h8300_trampoline_init): New.
7884 (TARGET_TRAMPOLINE_INIT): New.
7885 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7886 to h8300_trampoline_init and adjust for hook parameters.
7888 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7889 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7890 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7891 make static; adjust for hook parameters.
7892 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7894 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7895 (TARGET_TRAMPOLINE_INIT): New.
7896 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7897 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7898 iq2000_asm_trampoline_template.
7899 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7900 (TRAMPOLINE_CODE_SIZE): New.
7901 (TRAMPOLINE_SIZE): Use it.
7902 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7904 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7905 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7906 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7907 adjust for hook parameters.
7908 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7910 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7911 (m32r_trampoline_init): New.
7912 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7913 m32r_trampoline_init.
7915 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7916 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7917 make static; update for hook parameters.
7918 * config/m68hc11/m68hc11-protos.h: Update.
7919 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7921 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7922 (TARGET_TRAMPOLINE_INIT): New.
7923 (mcore_function_value): Fix typo.
7924 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7925 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7926 to mcore_asm_trampoline_template.
7927 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7929 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7930 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7931 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7932 update for hook parameters.
7933 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7935 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7936 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7937 mips_trampoline_init): New.
7938 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7939 mips_asm_trampoline_template.
7940 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7941 update for hook parameters.
7943 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7944 (TARGET_TRAMPOLINE_INIT): New.
7945 (mmix_trampoline_size): Remove.
7946 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7947 make static. Remove out-of-date tetra vs octa comment.
7948 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7949 make static; update for hook parameters.
7950 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7951 (INITIALIZE_TRAMPOLINE): Remove.
7952 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7953 (TRAMPOLINE_ALIGNMENT): New.
7954 * gcc/config/mmix/mmix-protos.h: Update.
7956 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7957 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7958 mn10300_trampoline_init): New.
7959 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7960 mn10300_asm_trampoline_template.
7961 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7963 * config/moxie/moxie.c (moxie_static_chain,
7964 moxie_asm_trampoline_template, moxie_trampoline_init,
7965 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7966 TARGET_TRAMPOLINE_INIT): New.
7967 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7968 moxie_trampoline_init.
7969 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7970 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7972 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7973 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7974 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7975 pa_trampoline_adjust_address): New.
7976 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7977 pa_asm_trampoline_template.
7978 (TRAMPOLINE_ALIGNMENT): New.
7979 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7980 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7981 adjust for hook parameters.
7982 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7984 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7985 (TARGET_TRAMPOLINE_INIT): New.
7986 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7987 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7989 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7991 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7992 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7993 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7994 make static; adjust parameters for the hook.
7995 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7997 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7998 s390_trampoline_template; make static.
7999 (s390_trampoline_init): Rename from s390_initialize_trampoline;
8000 make static; adjust for target hook.
8001 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8002 * config/s390/s390-protos.h: Remove trampoline decls.
8003 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8004 (TRAMPOLINE_TEMPLATE): Remove.
8005 (TRAMPOLINE_ALIGNMENT): New.
8007 * config/score/score-protos.h (score_initialize_trampoline): Remove.
8008 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8009 (TARGET_TRAMPOLINE_INIT): New.
8010 (score_asm_trampoline_template): New.
8011 (score_trampoline_init): Rename from score_initialize_trampoline;
8012 make static; adjust for hook parameters.
8013 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8014 score[37]_asm_trampoline_template.
8015 (INITIALIZE_TRAMPOLINE): Remove.
8016 * config/score/score3.c (score3_asm_trampoline_template): New.
8017 (score3_trampoline_init): Rename from score3_initialize_trampoline;
8018 adjust for target hook.
8019 * config/score/score7.c (score7_asm_trampoline_template): New.
8020 (score7_trampoline_init): Rename from score7_initialize_trampoline;
8021 adjust for target hook.
8022 * config/score/score3.h, config/score/score7.h: Update.
8024 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8025 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8026 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8027 (sh_trampoline_init): Rename from sh_initialize_trampoline;
8028 make static; adjust for target hook parameters.
8029 (sh_trampoline_adjust_address): New.
8030 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8031 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8033 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8034 (sparc32_initialize_trampoline): Rename from
8035 sparc_initialize_trampoline; make static; replace tramp parameter
8036 with m_tramp and update memory accesses.
8037 (sparc64_initialize_trampoline): Similarly.
8038 (sparc_trampoline_init): New.
8039 * config/sparc/sparc-protos.h: Remove trampoline decls.
8040 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8041 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8043 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8044 (array_to_constant): Make ARR parameter const.
8045 (spu_trampoline_init): Rename from spu_initialize_trampoline;
8046 make static; update for hook parameters.
8047 * config/spu/spu-protos.h: Update decls.
8048 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8050 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8051 from xstormy16_initialize_trampoline; make static; update for
8053 (TARGET_TRAMPOLINE_INIT): New.
8054 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8056 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8057 (TARGET_TRAMPOLINE_INIT): New.
8058 (v850_can_eliminate): Make static.
8059 (v850_asm_trampoline_template, v850_trampoline_init): New.
8060 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8061 v850_asm_trampoline_template.
8062 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8063 and adjust for target hook parameters.
8065 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8066 (TARGET_TRAMPOLINE_INIT): New.
8067 (vax_asm_trampoline_template, vax_trampoline_init): New.
8068 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8069 vax_asm_trampoline_template.
8070 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8072 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8073 (TARGET_TRAMPOLINE_INIT): New.
8074 (xtensa_asm_trampoline_template): Rename from
8075 xtensa_trampoline_template; make static.
8076 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8077 make static; update for hook parameters.
8078 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8079 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8080 (INITIALIZE_TRAMPOLINE): Remove.
8082 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8083 error for nested functions with regparm=3.
8084 (ix86_compute_frame_layout): Adjust frame pointer offset for
8085 ix86_static_chain_on_stack.
8086 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8087 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8088 don't reset to UNITS_PER_WORD.
8089 (ix86_emit_leave): Adjust ix86_cfa_state.
8090 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8091 (ix86_static_chain): New.
8092 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8093 make static; update for target hook parameters; use ix86_static_chain.
8094 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8095 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8096 (INITIALIZE_TRAMPOLINE): Remove.
8097 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8098 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8099 to the end. Add static_chain_on_stack.
8100 (ix86_static_chain_on_stack): New.
8102 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8103 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8104 (m68k_trampoline_init): New.
8105 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8106 m68k_trampoline_init and adjust for hook parameters.
8107 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8108 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8110 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8112 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8113 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8115 * reload1.c (reload): Call wrap_constant when substituting
8116 reg for equiv inside of DEBUG_INSNs.
8119 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8120 add_call_src_coords_attributes, add_high_low_attributes,
8121 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8122 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8123 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8124 when -gdwarf-2 -gstrict-dwarf.
8125 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8126 -gdwarf-[23] -gstrict-dwarf.
8127 (address_of_int_loc_descriptor, loc_descriptor,
8128 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8129 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8130 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8132 2009-09-22 Richard Guenther <rguenther@suse.de>
8134 PR tree-optimization/41428
8135 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8136 (ccp_finalize): Pass it to substitute_and_fold.
8138 2009-09-22 Richard Guenther <rguenther@suse.de>
8140 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8141 (substitute_and_fold): Adjust prototype.
8142 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8143 (simplify_stmt_using_ranges): Likewise.
8144 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8145 (vrp_fold_stmt): New function.
8146 (vrp_finalize): Pass it to substitute_and_fold.
8147 * tree-flow.h (vrp_evaluate_conditional): Remove.
8148 (simplify_stmt_using_ranges): Likewise.
8149 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8150 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8151 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8153 (fold_predicate_in): Move to tree-vrp.c.
8154 (substitute_and_fold): Use the callback instead of calling into
8155 tree-vrp.c functions directly.
8157 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8159 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8160 comparison warning on rs6000.
8163 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8164 GIMPLE_EH_MUST_NOT_THROW cleanup.
8165 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8167 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8170 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8171 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8172 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8173 libSystem which is derived from the gcc 4.2.1 unwinder.
8175 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8178 * varasm.c (default_encode_section_info): Copy TLS model into
8179 sym_ref flags regardless of backend support for TLS, for all
8180 model types except TLS_MODEL_EMULATED.
8182 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8185 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8186 we can handle it correctly.
8188 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8190 * doc/install.texi (os2): Remove section.
8192 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8194 * doc/standards.texi (Objective-C): Adjust two URLs.
8196 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8198 * tree-tailcall.c (process_assignment): Don't check if a
8199 multiplication or an addition are already present.
8200 (find_tail_calls): Combine multiple additions and multiplications.
8201 (adjust_accumulator_values): Emit accumulators.
8203 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8205 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8206 xmm register restore.
8208 2009-09-21 Jan Hubicka <jh@suse.cz>
8210 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8211 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8214 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8216 * stor-layout.c (layout_type): Remove obsolete code.
8218 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8221 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8223 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8226 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8227 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8228 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8229 * fold-const.c (const_binop): Likewise.
8230 * real.h (do_mpc_arg2): Update prototype.
8232 2009-09-20 Jan Hubicka <jh@suse.cz>
8234 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8235 (add_location_or_const_value_attribute): Rewrite using
8237 (tree_add_const_value_attribute): Return true if successful.
8238 (tree_add_const_value_attribute_for_decl): Likewise.
8240 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8241 (loc_descriptor): ... here;
8242 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8243 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8244 pool items that was not marked for output.
8245 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8246 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8247 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8248 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8249 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8250 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8251 DW_OP_stack_value to get address of items that are not available
8253 (dw_loc_list): Handle single element lists correctly.
8255 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8256 Pascal Obry <obry@adacore.com>
8258 * unwind-dw2-fde.c (classify_object_over_fdes):
8259 Cast the constant 1 to _Unwind_Ptr.
8260 (add_fdes): Likewise.
8261 (linear_search_fdes): Likewise.
8263 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8265 * stor-layout.c (set_sizetype): Avoid useless type copy.
8267 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8269 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8271 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8272 * configure, config.in: Regenerate.
8273 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8275 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8276 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8277 for global data if the output could be used in a shared library.
8278 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8279 to 0 if TARGET_WRITABLE_EH_FRAME.
8281 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8283 PR rtl-optimization/39886
8284 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8285 just when insn is equal to BB_END (bb).
8287 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8289 * config/mips/mips.opt (mrelax-pic-calls): New option.
8290 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8292 (mips_unspec_call): Change "unspec_call" expander into this.
8293 (mips_strip_unspec_call): New function.
8294 (mips_got_load): Call mips_unspec_call instead of
8295 gen_unspec_call<mode>.
8296 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8298 (mips_cfg_in_reorg): New function.
8299 (mips16_lay_out_constants): Use it to decide whether to call
8300 CFG-aware insn splitting.
8301 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8302 mips_reorg. Move DF set-up code from here ...
8303 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8305 (mips_reorg): Call mips_df_reorg instead of
8306 r10k_insert_cache_barriers. Move CFG set-up code here from
8307 r10k_insert_cache_barriers.
8308 (mips_call_expr_from_insn): New function.
8309 (mips_pic_call_symbol_from_set): Likewise.
8310 (mips_find_pic_call_symbol): Likewise.
8311 (mips_annotate_pic_call_expr): Likewise.
8312 (mips_get_pic_call_symbol): Likewise.
8313 (mips_annotate_pic_calls): Likewise.
8314 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8316 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8317 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8318 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8320 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8321 (unspec_call<mode>): Remove it.
8322 (sibcall_internal, sibcall_value_internal,
8323 sibcall_value_multiple_internal, call_internal, call_split,
8324 call_value_internal, call_value_split,
8325 call_value_multiple_internal, call_value_multiple_split): Pass
8326 SIZE_OPNO to MIPS_CALL.
8327 (call_internal_direct, call_direct_split,
8328 call_value_internal_direct, call_value_direct_split): Pass -1 as
8329 SIZE_OPNO to MIPS_CALL.
8330 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8331 * configure: Regenerate.
8332 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8333 and -mno-relax-pic-calls.
8334 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8336 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8339 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8340 in the directory this rule is called from, rather than the
8341 toplevel 'gcc' directory, to fix in-tree build.
8343 2009-09-19 Chris Demetriou <cgd@google.com>
8345 PR preprocessor/28435:
8346 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8347 to cpplib that the preprocessor output is needed.
8349 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8351 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8352 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8353 *return_and_restore_fpregs_<mode>,
8354 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8357 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8358 instead of assuming it has always a REG inside of it.
8360 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8362 * config/freebsd.h: Update comment on types.
8363 (WINT_TYPE): Define.
8365 2009-09-18 Jason Merrill <jason@redhat.com>
8367 * c.opt: Add -fno-deduce-init-list.
8369 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8371 * value-prof.c (interesting_stringop_to_profile_p): Added output
8372 argument to indicate which parameter is the size parameter.
8373 * value-prof.c (gimple_stringop_fixed_value): Use
8374 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8375 * value-prof.c (gimple_stringops_transform): Update call sites to
8376 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8378 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8381 From David Binderman <dcb314@hotmail.com>:
8382 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8383 local variable f. Remove stale comments.
8384 (ix86_compute_frame_layout): Remove useless local variable total_size.
8385 Remove #if 0'd code.
8386 (legitimate_address_p): Remove useless local variables
8387 reason_rtx and reason.
8388 (ix86_split_copysign_const): Remove useless local variable op1.
8389 (scale_counter): Remove useless local variable piece_size_mask.
8391 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8393 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8396 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8399 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8401 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8403 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8406 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8408 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8409 DW_OP_implicit_value even without dwarf_version 4.
8411 2009-09-17 Jan Hubicka <jh@suse.cz>
8413 * dwarf2out.c: Include tree-pass.h and gimple.h.
8414 (loc_list_plus_const): New function.
8415 (loc_descriptor_from_tree_1): Rename to ...
8416 (loc_descriptor_from_tree): ... remove original.
8417 (loc_list_from_tree): New function.
8418 (add_AT_location_description): Accept location list.
8419 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8420 (concatn_mem_loc_descriptor): Remove.
8421 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8423 (secname_for_decl): Move up.
8424 (hidden_reference_p): New function; break out from ...
8425 (loc_by_refernece): ... here; move up.
8426 (dw_loc_list): New function.
8427 (single_element_loc_list): New function.
8428 (single_element_loc_list_p): New function.
8429 (add_loc_descr_to_each): New function.
8430 (add_loc_list): New function.
8431 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8432 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8433 add diagnostics why expansion failed.
8434 (add_location_or_const_value_attribute): Support location lists.
8435 (add_bound_info): Likewise.
8436 (descr_info_loc): Update call of loc_descriptor_from_tree.
8437 (gen_variable_die): Work on location lists.
8438 * final.c (pass_final): Add dump file.
8439 * Makefile.in (dwarf2out.o): Add new dependencies.
8441 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8444 * real.c decimal_from_integer, decimal_integer_string): New.
8445 (real_from_integer): Use them as special case for decimal float.
8446 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8447 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8448 Do not append zero after the decimal point in string to convert.
8450 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8452 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8453 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8455 2009-09-17 Martin Jambor <mjambor@suse.cz>
8457 * common.opt (fipa-sra): New switch.
8458 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8459 * timevar.def (TV_IPA_SRA): New timevar.
8460 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8461 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8462 * tree-sra.c: Include cgraph.c.
8463 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8464 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8465 and grp_not_necessarilly_dereferenced.
8466 (func_param_count): New variable.
8467 (encountered_apply_args): New variable.
8468 (bb_dereferences): New variable.
8469 (final_bbs): New variable.
8470 (no_accesses_representant): New variable.
8471 (no_accesses_p): New function.
8472 (dump_access): Dump the new fields.
8473 (sra_initialize): Set encountered_apply_args to false.
8474 (get_ssa_base_param): New function.
8475 (mark_parm_dereference): New function.
8476 (create_access): Caring for INIDRECT_REFs and different handling of
8477 varialble length accesses in early IPA SRA. Store the stmt - a new
8478 parameter - to the new access.
8479 (build_access_from_expr_1): New parameter stmt, passed to
8480 create_access. Handle INDIRECT_REFs.
8481 (build_access_from_expr): Pass the current statement to
8482 build_access_from_expr_1.
8483 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8485 (build_accesses_from_assign): Pass the current statement to
8486 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8487 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8488 final_bbs when necessary. Check for calls to __builtin_apply_args.
8489 Fixup EH info if anythng was changed.
8490 (is_unused_scalar_param): New function.
8491 (ptr_parm_has_direct_uses): New function.
8492 (find_param_candidates): New function.
8493 (mark_maybe_modified): New function.
8494 (analyze_modified_params): New function.
8495 (propagate_dereference_distances): New function.
8496 (dump_dereferences_table): New function.
8497 (analyze_caller_dereference_legality): New function.
8498 (unmodified_by_ref_scalar_representative): New function.
8499 (splice_param_accesses): New function.
8500 (decide_one_param_reduction): New function.
8501 (enum ipa_splicing_result): New type.
8502 (splice_all_param_accesses): New function.
8503 (get_param_index): New function.
8504 (turn_representatives_into_adjustments): New function.
8505 (analyze_all_param_acesses): New function.
8506 (get_replaced_param_substitute): New function.
8507 (get_adjustment_for_base): New function.
8508 (replace_removed_params_ssa_names): New function.
8509 (sra_ipa_reset_debug_stmts): New function.
8510 (sra_ipa_modify_expr): New function.
8511 (sra_ipa_modify_assign): New function.
8512 (convert_callers): New function.
8513 (modify_function): New function.
8514 (ipa_sra_preliminary_function_checks): New function.
8515 (ipa_early_sra): New function.
8516 (ipa_early_sra_gate): New function.
8517 (pass_early_ipa_sra): New variable.
8518 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8520 2009-09-17 Michael Matz <matz@suse.de>
8523 * tree.c (build_type_attribute_qual_variant): Export.
8524 * tree.h (build_type_attribute_qual_variant): Declare.
8525 * tree-inline.c (remap_type_1): Use it to build variants with
8526 the original qualifiers and attributes.
8528 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8530 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8531 without a fallthrough edge.
8533 2009-09-16 DJ Delorie <dj@redhat.com>
8535 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8536 chip and ignore the "fast_interrupt" attribute if so.
8538 2009-09-16 Richard Henderson <rth@redhat.com>
8541 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8544 2009-09-16 Richard Henderson <rth@redhat.com>
8547 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8548 is set only if DECL_NO_STATIC_CHAIN is unset.
8549 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8550 (FOR_EACH_NEST_INFO): New.
8551 (walk_all_functions): Use it.
8552 (finalize_nesting_tree): Likewise.
8553 (unnest_nesting_tree): Likewise.
8554 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8555 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8556 (convert_gimple_call): Early out if gimple_call_chain already set.
8557 (convert_all_function_calls): Iterate until no new functions
8558 require a static chain.
8559 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8560 when building a trampoline. Use dump_function_to_file instead
8562 (lower_nested_functions): Open dump_file. Validate that decls
8563 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8564 bit reset by this pass.
8566 2009-09-16 Michael Matz <matz@suse.de>
8569 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8570 shorten decl_common_unused.
8571 (DECL_RESTRICTED_P): New accessor.
8572 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8573 to disambiguate marked decls and restrict pointers.
8575 2009-09-16 Richard Henderson <rth@redhat.com>
8578 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8580 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8582 * integrate.c (set_block_abstract_flags): Call
8583 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8585 2009-09-16 Richard Guenther <rguenther@suse.de>
8588 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8591 2009-09-16 DJ Delorie <dj@redhat.com>
8592 Kaz Kojima <kkojima@gcc.gnu.org>
8594 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8595 (sh_expand_prologue): Update calls to output_stack_adjust.
8596 (sh_expand_epilogue): Likewise.
8598 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8601 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8602 trying to limit the extent of searches in the insn stream.
8604 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8605 Jakub Jelinek <jakub@redhat.com>
8609 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8611 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8612 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8613 (rs6000_savres_strategy): Always save FP registers inline if the
8614 target doesn't support hardware double-precision. Set the above
8615 bits in return value when needed.
8616 (rs6000_savres_routine_sym): Fix computation for cache selector.
8617 Mark the generated symbol as a function. Rename exitp argument to
8618 lr. Move code for determining the name of the symbol...
8619 (rs6000_savres_routine_name): ...here. New function. Add cases for
8620 getting the names right on AIX and 64-bit Linux.
8621 (savres_routine_name): New variable.
8622 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8623 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8624 on what the target routine uses as a base register. If savep && lr
8625 describe saving of r0 into memory slot.
8626 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8627 line calls for AIX ABI.
8628 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8629 determine FP save/restore functions.
8630 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8631 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8633 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8634 Duplicate restoration of LR and execute the appropriate one
8635 depending on whether GPRs are being restored inline. Set r11 from
8636 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8637 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8638 Fix out of line calls for AIX ABI.
8639 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8641 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8643 (*restore_gpregs_spe): Likewise.
8644 (*return_and_restore_gpregs_spe): Likewise.
8645 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8646 Define to empty string unconditionally.
8647 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8648 Define to empty string unconditionally.
8649 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8652 2009-09-15 Jan Hubicka <jh@suse.cz>
8654 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8655 * params.def (inline-insns-auto): Likewise.
8657 2009-09-15 Martin Jambor <mjambor@suse.cz>
8659 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8660 individual statements only at TDF_DETAILS dump level. Format
8661 source for 80 characters per line.
8663 2009-09-15 Christian Bruel <christian.bruel@st.com>
8665 * regrename.c (do_replace): Update REG_DEAD notes.
8667 2009-09-15 Revital Eres <eres@il.ibm.com>
8669 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8670 * targhooks.c (default_builtin_support_vector_misalignment):
8671 New builtin function.
8672 * targhooks.h (default_builtin_support_vector_misalignment):
8674 * target.h (builtin_support_vector_misalignment):
8675 New field in struct gcc_target.
8676 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8677 new builtin function.
8678 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8680 * config/rs6000/rs6000.c
8681 (rs6000_builtin_support_vector_misalignment): New function.
8682 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8684 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8686 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8688 (bfin_optimize_loop): Likewise.
8689 (bfin_gen_bundles): Likewise.
8690 (workaround_speculation): Likewise.
8691 (find_load): Return NULL_RTX for debug_insn.
8693 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8695 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8698 2009-09-14 DJ Delorie <dj@redhat.com>
8700 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8701 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8704 2009-09-14 Richard Henderson <rth@redhat.com>
8705 Jakub Jelinek <jakub@redhat.com>
8707 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8708 * cfgbuild.c (make_edges): Handle asm goto.
8709 * cfglayout.c (fixup_reorder_chain): Likewise.
8710 * cfgrtl.c (patch_jump_insn): Likewise.
8711 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8712 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8713 (gimple_build_asm_vec): Add and use labels parameter.
8714 (gimple_build_asm): Remove.
8715 (walk_gimple_asm): Walk labels too.
8716 * gimple.def (GIMPLE_ASM): Update docs.
8717 * gimple.h: Update decls.
8718 (struct gimple_statement_asm): Change nc to use unsigned char;
8720 (gimple_asm_nlabels): New.
8721 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8722 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8723 into gimple_build_asm_vec.
8724 * jump.c (mark_jump_label_asm): New.
8725 (mark_jump_label): Use it.
8726 (redirect_jump_1): Handle asm goto.
8727 (invert_jump_1): Soft fail if X is null.
8728 * recog.c (extract_asm_operands): New.
8729 (asm_noperands): Use it; handle asm labels.
8730 (decode_asm_operands): Use extract_asm_operands.
8731 (asm_operand_ok): Properly handle empty string.
8732 * reg-stack.c (get_asm_operands_in_out): Rename from
8733 get_asm_operand_n_inputs; use extract_asm_operands; return both
8734 inputs and outputs by reference; update all callers.
8735 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8736 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8737 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8738 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8739 (extract_asm_operands): Declare.
8740 * stmt.c (expand_asm_operands): Add and use labels parameter.
8741 (check_unique_operand_names): Likewise.
8742 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8743 (expand_asm_stmt): Handle asm labels.
8744 * tree-cfg.c (make_gimple_asm_edges): New.
8745 (make_edges): Use it.
8746 (cleanup_dead_labels): Handle asm labels.
8747 (is_ctrl_altering_stmt): Likewise.
8748 (gimple_redirect_edge_and_branch): Likewise.
8749 * tree.def (ASM_EXPR): Add 5th operand.
8750 * tree.h (ASM_LABELS): New.
8751 (resolve_asm_operand_names): Update decl.
8753 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8754 (c_parser_asm_goto_operands): New.
8755 * c-tree.h (build_asm_expr): Update decl.
8756 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8757 * doc/extend.texi: Document asm goto.
8759 2009-09-14 Richard Henderson <rth@redhat.com>
8761 * except.h: Update declarations.
8762 (struct pointer_map_t): Forward declare.
8763 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8764 (struct eh_landing_pad_d, eh_landing_pad): New.
8765 (struct eh_catch_d, eh_catch): New.
8766 (struct eh_region_d): Remove next_region_sharing_label, aka,
8767 label, tree_label, landing_pad, post_landing_pad, resume,
8768 may_contain_throw. Rename region_number to index. Remove
8769 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8770 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8771 (VEC(eh_landing_pad,gc)): New.
8772 (struct eh_status): Remove last_region_number. Add lp_array,
8773 throw_stmt_table, ttype_data, ehspec_data.
8774 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8775 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8776 * except.c (lang_protect_cleanup_actions): Return tree.
8777 (struct ehl_map_entry): Remove.
8778 (init_eh_for_function): Push zero entries for region and lp_array.
8779 (gen_eh_region): Add to region_array immediately.
8780 (gen_eh_region_catch): Operate on eh_catch objects.
8781 (gen_eh_landing_pad): New.
8782 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8783 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8784 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8785 (get_eh_landing_pad_from_number_fn): New.
8786 (get_eh_landing_pad_from_number): New.
8787 (get_eh_region_from_lp_number_fn): New.
8788 (get_eh_region_from_lp_number): New.
8789 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8790 (get_exception_pointer, get_exception_filter): Remove.
8791 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8792 (current_function_has_exception_handlers): Simplify.
8793 (bring_to_root, eh_region_replaceable_by_p): Remove.
8794 (replace_region, hash_type_list, hash_eh_region): Remove.
8795 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8796 (label_to_region_map, num_eh_regions): Remove.
8797 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8798 (find_exception_handler_labels): Remove.
8799 (duplicate_eh_regions_0, find_prev_try): Remove.
8800 (struct duplicate_eh_regions_data): New.
8801 (duplicate_eh_regions_1): Rewrite.
8802 (duplicate_eh_regions): Return a pointer map instead of an
8804 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8805 (redirect_eh_edge_to_label): Remove.
8806 (eh_region_outermost): Rewrite using eh_region pointers
8807 instead of integers.
8808 (add_ttypes_entry): Update for ttype_data move to eh_status.
8809 (add_ehspec_entry): Rewrite with VEC instead of varray.
8810 (assign_filter_values): Likewise. Export.
8811 (build_post_landing_pads, connect_post_landing_pads): Remove.
8812 (dw2_build_landing_pads): Rewrite to use lp_array.
8813 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8814 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8815 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8816 (sjlj_mark_call_sites): Update for landing pad numbers.
8817 (finish_eh_generation): Rewrite.
8818 (gate_handle_eh): Do nothing for no eh tree.
8819 (pass_rtl_eh): Move up near finish_eh_generation.
8820 (remove_eh_landing_pad): New.
8821 (remove_eh_handler): Export.
8822 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8823 (for_each_eh_label): Rewrite to use lp_array.
8824 (make_reg_eh_region_note): New.
8825 (make_reg_eh_region_note_nothrow_nononlocal): New.
8826 (insn_could_throw_p): New.
8827 (copy_reg_eh_region_note_forward): New.
8828 (copy_reg_eh_region_note_backward): New.
8829 (check_handled, add_reachable_handler): Remove.
8830 (reachable_next_level, foreach_reachable_handler): Remove.
8831 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8832 (get_eh_region_and_lp_from_rtx): New.
8833 (get_eh_region_from_rtx): New.
8834 (can_throw_internal_1, can_throw_external_1): Remove.
8835 (can_throw_internal): Use get_eh_region_from_rtx.
8836 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8837 (insn_nothrow_p, can_nonlocal_goto): New.
8838 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8839 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8840 (add_action_record): Use VEC not varray.
8841 (collect_one_action_chain): Update for eh_region changes.
8842 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8843 Use get_eh_region_and_lp_from_rtx.
8844 (gate_convert_to_eh_region_ranges): New.
8845 (pass_convert_to_eh_region_ranges): Use it.
8846 (push_uleb128, push_sleb128): Use VEC not varray.
8847 (output_one_function_exception_table): Likewise.
8848 (dump_eh_tree): Update for eh_region changes.
8849 (verify_eh_tree): Likewise.
8850 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8851 * tree-eh.c: Include target.h.
8852 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8853 Don't disallow GIMPLE_RESX; adjust argument check.
8854 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8855 (record_stmt_eh_region): Update for landing pad numbers;
8856 generate a landing pad if necessary.
8857 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8858 (remove_stmt_from_eh_lp_fn): Similarly.
8859 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8860 Update for lp numbers; don't special case missing throw_stmt_table.
8861 (lookup_expr_eh_lp): Similarly.
8862 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8863 (eh_seq, eh_region_may_contain_throw): New.
8864 (struct leh_state): Add ehp_region.
8865 (struct leh_tf_state): Remove eh_label.
8866 (emit_post_landing_pad): New.
8867 (emit_resx, emit_eh_dispatch): New.
8868 (note_eh_region_may_contain_throw): New.
8869 (frob_into_branch_around): Take eh_region not eh label;
8870 emit eh code into eh_seq.
8871 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8872 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8873 lower_eh_must_not_throw. Emit code to eh_seq.
8874 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8875 (lower_try_finally_onedest): Likewise.
8876 (lower_try_finally_copy): Likewise.
8877 (lower_try_finally_switch): Likewise.
8878 (lower_try_finally): Initialize ehp_region.
8879 (lower_catch): Update for eh_catch objects.
8880 (lower_eh_filter): Don't handle must_not_throw.
8881 (lower_eh_must_not_throw): New.
8882 (lower_cleanup): Don't set eh_label.
8883 (lower_eh_constructs_2): Resolve eh builtins.
8884 Handle GIMPLE_EH_MUST_NOT_THROW.
8885 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8886 Add eh_seq to the end of the function body.
8887 (make_eh_dispatch_edges): New.
8888 (make_eh_edge): Remove.
8889 (make_eh_edges): Simplify for landing pads.
8890 (redirect_eh_edge_1): New.
8891 (redirect_eh_edge): Use it.
8892 (redirect_eh_dispatch_edge): New.
8893 (stmt_could_throw_p): Use a switch. Allow RESX.
8894 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8895 (stmt_can_throw_internal): Likewise.
8896 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8897 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8898 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8899 (gate_refactor_eh): New.
8900 (pass_refactor_eh): Use it.
8901 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8902 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8903 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8904 (remove_unreachable_handlers): Rename from
8905 tree_remove_unreachable_handlers; rewrite for landing pads;
8906 call remove_eh_handler directly.
8907 (remove_unreachable_handlers_no_lp): New.
8908 (unsplit_eh, unsplit_all_eh): New.
8909 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8910 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8911 (cleanup_empty_eh_unsplit): New.
8912 (cleanup_empty_eh): Rewrite.
8913 (cleanup_all_empty_eh): New.
8914 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8915 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8916 (gate_cleanup_eh): New.
8917 (pass_cleanup_eh): Use it.
8918 (verify_eh_edges): Move later in file. Expect one EH edge.
8919 (verify_eh_dispatch_edge): New.
8921 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8922 (gtype-desc.o): Add TARGET_H.
8923 (tree.o): Use EXCEPT_H, not except.h.
8924 (cfgbuild.o): Add EXPR_H.
8925 (GTFILES): Add vecprim.h.
8926 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8927 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8928 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8929 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8930 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8931 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8932 calls to can_throw_internal.
8933 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8934 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8935 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8936 (expand_gimple_stmt): Use make_reg_eh_region_note.
8937 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8938 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8939 or find_exception_handler_labels.
8940 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8941 there is exacly one EH edge. Use can_nonlocal_goto and
8943 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8944 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8945 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8946 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8947 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8948 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8949 * dse.c (scan_insn): Use insn_could_throw_p.
8950 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8951 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8952 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8953 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8954 EXC_PTR_EXPR or FILTER_EXPR.
8955 (tree_expr_nonzero_warnv_p): Likewise.
8956 * function.h: Include vecprim.h, not varray.h
8957 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8958 move ttype_data and ehspec_data members to struct eh_status; change
8959 action_record_data member to a VEC.
8960 * gcse.c (hash_scan_set): Use can_throw_internal.
8961 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8962 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8963 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8964 (block_may_fallthru): Don't handle RESX_EXPR.
8965 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8966 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8967 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8968 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8969 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8970 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8971 (gimple_size): Likewise.
8972 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8973 (gimple_build_resx): Use gimple_build_with_ops.
8974 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8975 (is_gimple_val): Likewise.
8976 (is_gimple_stmt): Remove RESX_EXPR.
8977 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8978 (GIMPLE_RESX): Reorder with other EH constructs.
8979 * gimple.h (struct gimple_statement_eh_mnt): New.
8980 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8981 (gimple_eh_filter_must_not_throw): Remove.
8982 (gimple_eh_filter_set_must_not_throw): Remove.
8983 (gimple_eh_must_not_throw_fndecl): New.
8984 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8985 (is_gimple_resx): New.
8986 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8987 Don't copy EH_FILTER_MUST_NOT_THROW.
8988 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8989 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8990 handle must_not_throw_labels specially.
8991 * ipa-pure-const.c (check_call): Update debug statement for LP.
8992 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8993 * ipa-utils.c (get_base_var): Likewise.
8994 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8995 * lower-subreg.c (move_eh_region_note): Remove.
8996 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8997 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8998 (create_task_copyfn): Likewise.
8999 (maybe_catch_exception): Use gimple_build_eh_filter.
9000 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
9001 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
9002 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
9003 and pass_lower_resx.
9004 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9005 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9006 can_throw_internal, can_nonlocal_goto.
9007 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9008 copy_reg_eh_region_note_forward.
9009 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9010 (emit_output_reload_insns): Likewise.
9011 (copy_eh_notes): Remove.
9012 * rtl.def (RESX): Remove.
9013 * rtl.h: Update declarations.
9014 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9015 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9016 (update_eh_label): Remove.
9017 (cleanup_dead_labels_eh): New.
9018 (cleanup_deal_labels): Use it instead of update_eh_label.
9019 (gimple_merge_blocks): Update landing pad data structure when
9020 removing a landing pad label.
9021 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9022 test; handle GIMPLE_EH_MUST_NOT_THROW.
9023 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9024 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9025 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9026 (verify_stmt): Likewise. Verify landing pads.
9027 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9028 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9029 (struct move_stmt_d): Add eh_map.
9030 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9031 (move_stmt_r): Remap eh region numbers in builtin calls,
9032 resx and eh_dispatch.
9033 (move_block_to_fn): Remove eh_offset parameter. Use
9034 maybe_duplicate_eh_stmt_fn.
9035 (find_outermost_region_in_block): Operate on eh_region pointers
9036 instead of region numbers.
9037 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9038 duplicate_eh_regions.
9039 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9040 test earlier. Disallow EH landing pads.
9041 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9042 * tree-flow.h: Update declarations.
9043 (struct tree_ann_common_d): Replace rn with lp_nr.
9044 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9045 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
9046 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
9047 resx and eh_dispatch.
9048 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9049 (copy_edges_for_bb): Use make_eh_dispatch_edges.
9050 (copy_cfg_body): Expect eh_map instead of eh_region_offset
9051 from duplicate_eh_regions.
9052 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9053 update RESX; handle EH_DISPATCH.
9054 (expand_call_inline): Set eh_lp_nr, not eh_region.
9055 (maybe_inline_call_in_expr): Likewise.
9056 * tree-inline.h (struct copy_body_data): Replace eh_region with
9057 eh_lp_nr, eh_region_offset with eh_map.
9058 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9059 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9060 * tree-pretty-print.c (dump_generic_node): Don't handle
9061 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9062 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9063 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9064 EXC_PTR_EXPR, FILTER_EXPR.
9065 * tree-ssa-operands.c (get_expr_operands): Likewise.
9066 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9068 (ao_ref_init_from_vn_reference): Likewise.
9069 * tree-ssa-sink.c (statement_sink_location): Likewise.
9070 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9071 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9072 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9073 EXC_PTR_EXPR, FILTER_EXPR.
9074 (is_exception_related): Remove.
9075 (compute_avail): Don't call it.
9076 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9077 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9078 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9079 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9081 (build_resx): Remove.
9082 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9083 * tree.h: Update declarations.
9084 (EH_FILTER_MUST_NOT_THROW): Remove.
9085 (struct tree_label_decl): Add eh_landing_pad_nr.
9086 (EH_LANDING_PAD_NR): New.
9087 * value-prof.c (gimple_ic): Tidy variable names. Update for
9088 landing pad numbers.
9089 (gimple_stringop_fixed_value): Tidy variable names. Assert
9090 that neither call stmt can throw.
9091 * vecprim.h (uchar): New.
9092 (VEC(uchar,heap), VEC(uchar,gc)): New.
9094 * c-common.c (c_define_builtins): Update call to
9095 build_common_builtin_nodes.
9096 * c-parser.c (c_parse_file): Don't call
9097 default_init_unwind_resume_libfunc.
9099 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9101 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9102 (mips_cprestore_address_p): Likewise.
9103 (mips_save_gp_to_cprestore_slot): Likewise.
9104 (mips_restore_gp): Rename to...
9105 (mips_restore_gp_from_cprestore_slot): ...this.
9106 (mips_must_initialize_gp_p): Declare.
9107 (mips_emit_save_slot_move): Likewise.
9108 (mips_output_load_label): Return nothing.
9109 (mips_eh_uses): Declare.
9110 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9111 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9112 (TARGET_ABSOLUTE_JUMPS): Likewise.
9113 (EH_USES): Likewise.
9114 (FIRST_PSEUDO_REGISTER): Update comment.
9115 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9116 (MIPS_CALL): ...here.
9117 (REGISTER_NAMES): Add $cprestore.
9118 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9119 Add load_label_length, has_inflexible_gp_insn_p,
9120 has_flexible_gp_insn_p, must_initialize_gp_p and
9121 must_restore_gp_when_clobbered_p.
9122 (mips_expand_call): Don't generate split instructions here.
9123 (mips_split_call): Update the call to mips_restore_gp after
9124 the above name change.
9125 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9126 (mips_find_gp_ref): New function.
9127 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9128 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9129 (mips_insn_has_flexible_gp_ref_p): Likewise.
9130 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9131 (mips_function_has_gp_insn): Delete.
9132 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9133 Use the new functions above. Only return INVALID_REGNUM
9134 for TARGET_ABSOLUTE_JUMPS.
9135 (mips_must_initialize_gp_p): New function.
9136 (mips_get_cprestore_base_and_offset): New function, extracted from...
9137 (mips_cprestore_slot): ...here. Take a bool parameter.
9138 (mips_cfun_has_cprestore_slot_p): New function.
9139 (mips_cprestore_address_p): Likewise.
9140 (mips_save_gp_to_cprestore_slot): Likewise.
9141 (mips_restore_gp): Rename to...
9142 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9143 epilogue_completed. Update the call to mips_cprestore_slot.
9144 Test cfun->machine->must_restore_gp_when_clobbered_p.
9145 (mips_direct_save_slot_move_p): New function.
9146 (mips_emit_save_slot_move): Likewise.
9147 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9148 of cfun->machine->global_pointer.
9149 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9150 (mips_save_reg): Use mips_emit_save_slot_move.
9151 (mips_expand_prologue): Set must_initialize_gp_p.
9152 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9153 for all cprestore saves. Emit a use_cprestore instruction after
9154 setting up the cprestore slot.
9155 (mips_restore_reg): Use mips_emit_save_slot_move.
9156 (mips_process_load_label): New function.
9157 (mips_load_label_length): Likewise.
9158 (mips_output_load_label): Don't return asm: output it here instead.
9159 Use mips_process_load_label.
9160 (mips_adjust_insn_length): Adjust the length of branch instructions
9161 that have length MAX_PIC_BRANCH_LENGTH.
9162 (mips_output_conditional_branch): Update the call to
9163 mips_output_load_label. Assume the branch target is OPERANDS[0]
9164 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9165 (mips_output_order_conditional_branch): Swap the meaning of
9166 OPERANDS[0] and OPERANDS[1].
9167 (mips_variable_issue): Don't count ghost instructions.
9168 (mips_expand_ghost_gp_insns): New function.
9169 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9170 (mips_output_mi_thunk): Set must_initialize_gp_p.
9171 (mips_eh_uses): New function.
9172 * config/mips/predicates.md (cprestore_save_slot_operand)
9173 (cprestore_load_slot_operand): New predicates.
9174 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9175 (UNSPEC_MOVE_GP): Likewise.
9176 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9177 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9178 (CPRESTORE_SLOT_REGNUM): New register.
9179 (MAX_PIC_BRANCH_LENGTH): New constant.
9180 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9181 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9182 branches. Fix commentary.
9183 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9184 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9185 Change type to "ghost".
9186 (loadgp_absolute_<mode>): Likewise.
9187 (loadgp_rtp_<mode>): Likewise.
9188 (copygp_mips16): Likewise.
9189 (loadgp_blockage): Remove redundant mode attribute.
9190 (potential_cprestore): New instruction.
9191 (cprestore): Turn into an unspec set.
9192 (use_cprestore): New instruction.
9193 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9194 (*branch_fp_inverted): Likewise.
9195 (*branch_order<mode>): Likewise.
9196 (*branch_order<mode>_inverted): Likewise.
9197 (*branch_equality<mode>): Likewise.
9198 (*branch_equality<mode>_inverted): Likewise.
9199 (*branch_bit<bbv><mode>): Likewise.
9200 (*branch_bit<bbv><mode>_inverted): Likewise.
9201 (*branch_equality<mode>_mips16): Remove redundant mode.
9202 (jump): Turn into a define_expand.
9203 (*jump_absolute): New instruction.
9204 (*jump_pic): Likewise.
9205 (*jump_mips16): Rename previously-unnamed pattern. Remove
9206 redundant mode attribute.
9207 (restore_gp): Split on epilogue_completed rather than
9208 reload_completed. Change type to "ghost".
9209 (move_gp<mode>): New instruction.
9210 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9211 Remove redundant mode attribute.
9212 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9213 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9214 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9216 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9219 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9220 are returned in the same register (vs34 or v2) that Altivec vector
9221 types are returned in.
9222 (rs6000_libcall_value): Ditto.
9225 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9226 instead of explicit addsi3/adddi3 calls.
9227 (rs6000_split_multireg_move): Ditto.
9228 (rs6000_emit_allocate_stack): Ditto.
9229 (rs6000_emit_prologue): Ditto.
9230 (rs6000_output_mi_thunk): Ditto.
9232 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9233 size is 64 bits if we can use 64-bit registers.
9235 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9237 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9240 From Jie Zhang <jie.zhang@analog.com>:
9241 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9242 save FP and RETS with saveall attribute.
9243 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9244 with saveall attribute.
9246 * config/bfin/bfin.c (bfin_expand_builtin,
9247 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9250 From Jie Zhang <jie.zhang@analog.com>:
9251 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9252 before use in two places.
9253 * config/bfin/bfin.md (AREG): Define mode iterator.
9254 (reload_in, reload_out): Use mode iterator AREG.
9256 2009-09-14 Richard Guenther <rguenther@suse.de>
9259 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9260 EH personality path.
9262 2009-09-13 Richard Guenther <rguenther@suse.de>
9263 Rafael Avila de Espindola <espindola@google.com>
9265 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9266 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9267 (LANG_HOOKS_INITIALIZER): Adjust.
9268 (lhd_pass_through_t): Declare.
9269 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9271 * langhooks.c (lhd_pass_through_t): New function.
9272 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9273 dwarf2out_begin_prologue): Use personality from current_function_decl.
9274 * expr.h (get_personality_function): Declare.
9275 * expr.c (get_personality_function): New function.
9276 (build_personality_function): Likewise.
9277 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9278 (eh_personality_libfunc): Remove.
9279 * optabs.c (build_libfunc_function): New function split out from ...
9280 (init_one_libfunc): ... here.
9281 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9282 (tree_function_decl): Add personality.
9283 (lhd_gcc_personality): Declare.
9284 (build_personality_function): Likewise.
9285 * tree.c (gcc_eh_personality_decl): New.
9286 (lhd_gcc_personality): New function.
9287 * except.h (lang_eh_runtime_type): Remove.
9288 (enum eh_personality_kind): New.
9289 (build_personality_function): Declare.
9290 (function_needs_eh_personality): Declare.
9291 * except.c (lang_eh_runtime_type): Remove.
9292 (function_needs_eh_personality): New function.
9293 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9294 (sjlj_emit_function_enter, output_function_exception_table):
9295 Use personality from current_function_decl.
9296 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9297 * tree-inline.c (tree_can_inline_p): Do not inline across different
9299 (expand_call_inline): Likewise. Adjust the callers EH personality.
9300 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9301 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9302 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9303 (c-parser.o): Likewise
9304 * c-tree.h (c_eh_initialized_p): Remove.
9305 (c_maybe_initialize_eh): Likewise.
9306 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9307 (finish_decl): Don't call c_maybe_initialize_eh.
9308 (c_eh_initialized_p): Remove.
9309 (c_maybe_initialize_eh): Likewise.
9310 * c-parser.c (c_parser_omp_construct): Likewise.
9311 (c_parse_file): Initialize exception handling.
9313 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9315 * config.gcc (tm_file): Remove i386/biarch32.h
9316 for i?86-w64-mingw* case.
9317 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9319 * config.host: Set for x64 mingw the option
9320 use_long_long_for_widest_fast_int to yes.
9322 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9324 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9325 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9326 (dbxout_begin_function): Likewise.
9327 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9328 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9329 set on the function.
9330 (final_end_function): Likewise.
9331 (final_scan_insn): Likewise.
9332 (rest_of_handle_final): Likewise.
9333 * varasm.c (assemble_start_function): Likewise.
9334 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9336 2009-09-12 Jason Merrill <jason@redhat.com>
9338 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9339 * opts.c (common_handle_option): constify.
9341 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9343 * doc/install.texi (avr): Remove obsolete reference site.
9345 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9347 * doc/install.texi (Binaries): Adjust AIX link.
9349 2009-09-12 Akim Demaille <demaille@gostai.com>
9351 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9352 Use an imperative sentence.
9354 2009-09-11 Richard Henderson <rth@redhat.com>
9356 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9357 structure-name and has-tree-operands arguments; update all entries.
9358 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9360 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9361 (gsstruct_code_size): New.
9362 (gss_for_code_): New.
9363 (gss_for_code): Remove.
9364 (gimple_size): Rewrite using gsstruct_code_size.
9365 (gimple_statement_structure): Move to gimple.h.
9366 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9367 (gss_for_code, gimple_statement_structure): New.
9368 (gimple_ops): Use new arrays; tidy.
9370 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9372 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9373 operand to be a PLUS expression.
9374 * config/pa/pa.c (pa_secondary_reload): Likewise.
9376 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9378 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9380 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9383 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9385 From Jie Zhang <jie.zhang@analog.com>:
9386 * doc/extend.texi (node Function Attributes): Document l2
9388 (node Blackfin Variable Attributes): Document l2 variable attributes.
9390 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9392 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9393 to match the system compiler's configuration at inflection point.
9394 Add comment to remark a remaining difference with system compiler.
9396 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9397 * configure: Regenerate.
9399 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9401 From Jie Zhang <jie.zhang@analog.com>:
9402 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9403 (bfin_handle_l2_attribute): New.
9404 (bfin_attribute_table): Add l2 attribute.
9406 2009-09-11 Michael Matz <matz@suse.de>
9409 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9410 on the local_decls list.
9412 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9416 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9418 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9419 for VALUEs, to implement the documented interface.
9420 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9421 Adjust for VALUEs and anything else, to implement the
9422 documented interface.
9424 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9426 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9427 with actual SPE/paired vector modes before using 64-bit alignment.
9428 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9430 2009-09-10 DJ Delorie <dj@redhat.com>
9432 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9435 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9436 * config/mep/mep.c (mep_legitimate_constant_p): New.
9437 * config/mep/mep-protos.h: Prototype it.
9439 2009-09-10 Richard Henderson <rth@redhat.com>
9441 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9443 2009-09-10 Jason Merrill <jason@redhat.com>
9445 * tree.c (chain_index): New fn.
9446 * tree.h: Declare it.
9448 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9450 * config/sol2-c.c (cmn_err_length_specs): Initialize
9451 scalar_identity_flag.
9453 2009-09-10 Richard Henderson <rth@redhat.com>
9455 * tree.h (struct tree_decl_common): Move align member earlier;
9456 move label_decl_uid member ...
9457 (struct tree_label_decl): ... here.
9458 (LABEL_DECL_UID): Update to match.
9460 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9463 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9464 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9466 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9467 dest_prev if the edge is complex.
9469 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9471 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9472 loop latch tests earlier.
9474 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9475 before GIMPLE_RETURN, not after its predecessor; insert
9478 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9479 gimple_seq_empty_p to test for no PHI nodes.
9480 * tree-cfg.c (split_critical_edges): Likewise.
9482 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9484 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9486 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9487 introduced by the VTA branch merge.
9489 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9491 * ira-conflicts.c: Use fputs or putc instead of fprintf
9495 * tree-switch-conversion.c: Ditto.
9497 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9499 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9500 introduced by the VTA branch merge.
9502 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9505 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9507 PR rtl-optimization/39779
9508 * expr.c (convert_modes): Return when mode == oldmode after
9509 CONST_INTs are processed.
9511 2009-09-10 Nick Clifton <nickc@redhat.com>
9513 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9514 attribute and referring decl when creating renamed symbol.
9516 2009-09-10 Richard Guenther <rguenther@suse.de>
9519 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9521 (cgraph_finalize_compilation_unit): Compute reachability
9522 before emitting thunks. Properly process aliases before
9523 possibly removing unreachable nodes.
9525 2009-09-10 Richard Guenther <rguenther@suse.de>
9528 * tree.c (struct free_lang_data_d): Add worklist member.
9529 (find_decls_types_r): Push onto the worklist instead of recursing.
9530 Handle TREE_BINFOs properly.
9531 (find_decls_types): New function wrapped around find_decls_types_r
9532 to process the worklist.
9533 (find_decls_types_in_eh_region): Use it.
9534 (find_decls_types_in_node): Likewise.
9535 (find_decls_types_in_var): Likewise.
9536 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9537 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9538 (AGGREGATE_TYPE_P): Adjust.
9540 2009-09-09 Jason Merrill <jason@redhat.com>
9542 * configure.ac: Check glibc version even if we have an in-tree
9545 2009-09-09 Anthony Green <green@moxielogic.com>
9547 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9548 the constant 0 when appropriate.
9549 * config/moxie/constraints.md: Add constraint O.
9551 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9552 to pass up to 6 32-bit argument values in registers.
9553 (moxie_function_arg): Ditto.
9554 (moxie_arg_partial_bytes): Ditto.
9555 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9556 (REG_PARM_STACK_SPACE): Ditto.
9557 (FUNCTION_ARG_REGNO_P): Ditto.
9559 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9560 instruction to allocate stack space.
9562 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9564 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9565 unnecessarily stringent constraints. Fix address
9566 calculation in the splitters.
9568 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9570 PR rtl-optimization/39779
9571 * expr.c (convert_modes): Return when mode == oldmode after
9572 CONST_INTs are processed.
9574 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9577 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9578 (ix86_expand_prologue): Take frame.padding0 into logic of
9580 (ix86_expand_epilogue): Likewise.
9582 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9584 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9586 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9587 * config/t-slibgcc-libgcc: New file.
9588 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9590 2009-09-09 Martin Jambor <mjambor@suse.cz>
9592 PR tree-optimization/41089
9593 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9596 2009-09-09 Richard Henderson <rth@redhat.com>
9598 * gimple.h (CASE_GIMPLE_OMP): New.
9599 (is_gimple_omp): Use it.
9600 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9601 (verify_gimple_debug): Likewise.
9603 2009-09-09 Richard Guenther <rguenther@suse.de>
9605 PR tree-optimization/41101
9606 * tree-ssa-pre.c (maximal_set): Remove.
9607 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9608 Defer all blocks we didn't visit at least one successor.
9609 (add_to_exp_gen): Do not add to the maximal set.
9610 (make_values_for_phi): Likewise.
9611 (compute_avail): Likewise.
9612 (init_pre): Do not allocate the maximal set.
9613 (execute_pre): Do not dump it.
9615 2009-09-09 Martin Jambor <mjambor@suse.cz>
9617 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9618 an SSA_NAME rather than a is_gimple_variable.
9620 2009-09-09 Richard Guenther <rguenther@suse.de>
9623 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9624 code dealing with plain pointer bases.
9625 (maybe_fold_offset_to_reference): Likewise.
9626 (maybe_fold_stmt_addition): Adjust.
9628 2009-09-09 Richard Guenther <rguenther@suse.de>
9630 * tree.c (free_lang_data_in_type): Do not free the type variant
9632 (free_lang_data): Merge char_type_node with its properly signed
9634 (pass_ipa_free): Collect after freeing language specific data.
9636 2009-09-09 Michael Matz <matz@suse.de>
9639 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9640 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9641 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9644 2009-09-08 DJ Delorie <dj@redhat.com>
9646 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9648 2009-09-04 Jason Merrill <jason@redhat.com>
9650 * tree.c (tree_find_value): Remove.
9651 * tree.h: Remove prototype.
9652 * varasm.c (assemble_external): Use value_member instead.
9654 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9656 * toplev.c (process_options): Choose default debugging type when
9657 gtoggle enables debug info and type is unset.
9659 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9663 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9666 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9668 * configure: Rebuilt with modified libtool.m4.
9670 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9675 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9677 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9679 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9680 (remove_statement): Likewise.
9681 (rewrite_use_nonlinear_expr): Adjust.
9682 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9683 * tree-ssa.c (release_defs_bitset): ... this. New.
9684 * tree-flow.h (release_defs_bitset): Declare.
9686 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9689 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9690 in the middle block.
9692 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9694 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9695 via intptr_t to long type.
9696 (insert_operand_rank): Cast long type via intptr_t to
9698 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9700 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9701 from pointer to unsigned via uintptr_t.
9703 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9704 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9706 * configure: Regenerated.
9707 * config.in: Regenerated
9708 * system.h (stdint.h): Add include.
9709 (inttypes.h): Likewise.
9710 * Makefile.in (aclocal): Add config/stdint.m4.
9711 * aclocal.m4: Regenerated.
9713 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9715 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9717 (note_np_check_stores): New function.
9718 (harmless_null_pointer_p): New function.
9719 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9720 changed. Take into account whether we're in the shadow of a condjump
9721 that tested NP_REG for NULL.
9722 Lose all code that tested for SEQUENCEs.
9723 (workaround_speculation): Avoid inserting NOPs for loads that are
9724 either always executed or a NULL pointer.
9726 2009-09-08 Jan Hubicka <jh@suse.cz>
9728 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9729 * params.def (early-inlining-insns): Likewise.
9731 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9733 PR rtl-optimization/41239
9734 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9735 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9737 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9738 across calls, as the calls might not always return normally.
9739 (call_may_noreturn_p): New function.
9740 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9741 (init_deps): Initialize it.
9742 (remove_from_deps): Also remove calls from
9743 last_function_call_may_noreturn list.
9745 2009-09-07 Richard Henderson <rth@redhat.com>
9747 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9748 more VR->OPERANDS than LHS operands. Free LHS before returning.
9750 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9752 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9753 (attr "addrtype"): New member "spreg".
9754 Use it if mem_spfp_address_operand is true for the address.
9755 (attr "type"): New entry "stall".
9756 (cpu_unit "load"): New.
9757 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9759 (insn_reservation "loadsp"): New.
9760 (insn_reservation "load_stall1"): New.
9761 (insn_reservation "load_stall3"): New.
9763 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9764 (mem_p_address_operand): Exclude stack and frame pointer based
9766 (mem_spfp_address_operand): New; match them here.
9767 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9768 (bfin_reorg): Call it if scheduling insns.
9769 (bfin_gen_bundles): Remove dummy insns created by
9770 add_sched_insns_for_speculation.
9772 From Jie Zhang <jie.zhang@analog.com>:
9773 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9774 bfin_si_revision, bfin_workarounds): Move these ...
9775 * config/bfin/bfin.h: ... here.
9777 From Mike Frysinger <michael.frysinger@analog.com>
9778 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9779 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9780 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9781 bf547m, bf548m, and bf549m.
9782 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9783 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9784 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9785 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9786 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9787 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9788 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9789 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9790 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9791 bf542m, bf544m, bf547m, bf548m, and bf549m.
9793 From Jie Zhang <jie.zhang@analog.com>:
9794 * config/bfin/predicates.md (p_register_operand): New predicate.
9795 (dp_register_operand): New predicate.
9796 * config/bfin/bfin-protos.h (WA_05000074): Define.
9797 (ENABLE_WA_05000074): Define.
9798 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9799 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9800 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9801 (define_attr addrtype): Allow load/store register to be P register.
9802 (define_attr storereg): New.
9803 (define_cpu_unit anomaly_05000074): New.
9804 (define_insn_reservation dsp32shiftimm): New.
9805 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9806 (define_insn_reservation loadp): Cannot use slot2.
9807 (define_insn_reservation loadsp): Cannot use slot2.
9808 (define_insn_reservation storep): Cannot use slot2. Does not
9809 apply when working around 05000074.
9810 (define_insn_reservation storep_anomaly_05000074): New.
9811 (define_insn_reservation storei): Does not apply when working
9813 (define_insn_reservation storei_anomaly_05000074): New.
9814 (define_attr length): Add dsp32shiftimm case.
9815 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9816 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9817 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9818 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9819 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9821 2009-09-07 Martin Jambor <mjambor@suse.cz>
9824 * tree-sra.c (create_artificial_child_access): Return NULL if
9825 build_ref_for_offset fails.
9826 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9827 and create_artificial_child_access to fail.
9829 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9832 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9833 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9834 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9836 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9838 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9839 block, ensure it has an exit edge. Emit a barrier after a jump.
9841 2009-09-07 Nick Clifton <nickc@redhat.com>
9843 * gcc.c (this_is_linker_script): New variable. Like
9844 this_is_library_file but for the %T constructor.
9845 (end_going_arg): If this_is_linker_script is set then locate the
9846 script and insert a --script switch before it
9847 (do_spec_2): Initialise this_is_linker_script.
9848 (do_spec_1): Likewise. Handle %T construct.
9849 (eval_spec_function): Preserve this_is_linker_script.
9850 * doc/invoke.texi: Document %T construct in spec files.
9851 * config/m32c/m32c.h (LIB_SPEC): Use it.
9853 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9855 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9856 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9857 when volatile flag is set.
9858 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9860 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9863 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9864 (combine_stack_adjustments_for_block): Allow insns between stack
9865 adjustments and stores with corresponding pre-(dec|inc)rement or
9866 pre-modify operation.
9868 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9871 * combine-stack-adj.c (struct csa_memlist): Rename to...
9872 (struct csa_reflist): ... this. Rename mem field to ref.
9873 (free_csa_memlist): Rename to...
9874 (free_csa_reflist): ... this.
9875 (record_one_stack_memref): Rename to...
9876 (record_one_stack_ref): ... this. Handle also REG_P.
9877 (try_apply_stack_adjustment): Handle also REG_P.
9878 (struct record_stack_memrefs_data): Rename to...
9879 (struct record_stack_refs_data): ... this. Rename memlist field to
9881 (record_stack_memrefs): Rename to...
9882 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9883 subexpressions instead of failing when a MEM contains SP references.
9884 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9885 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9887 2009-09-06 Richard Guenther <rguenther@suse.de>
9890 * tree.c (build_array_type): Do not record types marked
9891 with structural equality in the canonical type hashtable.
9893 2009-09-06 Richard Guenther <rguenther@suse.de>
9896 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9898 2009-09-05 Richard Guenther <rguenther@suse.de>
9901 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9903 2009-09-05 Richard Guenther <rguenther@suse.de>
9906 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9908 2009-09-05 Richard Guenther <rguenther@suse.de>
9911 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9912 before comparing function argument types.
9914 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9917 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9920 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9923 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9925 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9926 locators before emit_insn is called.
9928 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9931 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9932 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9933 (reginfo_init): Don't call allocate_reg_info.
9935 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9938 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9939 NONDEBUG_INSN_P instead of INSN_P.
9941 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9944 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9946 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9949 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9950 pattern of the split.
9952 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9954 * toplev.c (process_options): Move setter of flag_var_tracking
9955 before other tests that depend on it. Move down setter of
9956 flag_rename_registers. Don't enable var-tracking-assignments
9957 by default if selective scheduling is enabled. Warn if both
9960 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9962 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9963 comment. Use switch statement to catch overlaps between rtx
9964 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9965 (IS_DECL_CODE): ... here. Remove.
9966 (check_value_is_not_decl): Remove.
9967 (dv_from_decl, dv_from_value): Check after conversion.
9969 2009-09-04 Richard Guenther <rguenther@suse.de>
9972 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9973 after emitting tunks. Move emitting thunks and ctors from ...
9974 (cgraph_optimize): ... here. Remove redundant
9975 cgraph_analyze_functions.
9976 * varasm.c (find_decl_and_mark_needed): Remove no longer
9978 (finish_aliases_1): Adjust check for thunk aliases.
9980 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9982 * config/arm/arm.md (ctzsi2): Added braces
9983 to avoid warning that broke booststrap.
9985 2009-09-04 Martin Jambor <mjambor@suse.cz>
9987 PR tree-optimization/41112
9988 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9989 handle variable-bounded arrays.
9990 (expr_with_var_bounded_array_refs_p): New function.
9991 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9993 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9995 * config/s390/2097.md: Removed two incorrect bypasses.
9996 (z10_fsimpdf): Fixed latency.
9997 (z10_fhex): New insn_reservation.
9998 (z10_floaddf): Fixed latency.
9999 (z10_floadsf): Fixed latency.
10000 (z10_ftrunctf): Fixed latency.
10001 (z10_ftruncdf): Fixed latency.
10002 * config/s390/s390.c (z10_cost): Fixed values.
10003 (s390_adjust_priority): Added z10 path.
10004 * config/s390/s390.md (type): Added fhex.
10005 (*mov<mode>_64dfp): Updated type attribute.
10006 (*mov<mode>_64): Updated type attribute.
10007 (*mov<mode>_31): Updated type attribute.
10008 (*mov<mode>"): Likewise.
10009 * config/s390/2084.md (x_fsimpdf): Updated condition.
10011 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
10013 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10014 RTXs in the predicate for operand 1.
10016 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
10018 * config/arm/arm.md (UNSPEC_RBIT): New constant.
10019 (rbitsi2): New insn.
10020 (ctzsi2): New expand.
10021 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10023 2009-09-03 Martin Jambor <mjambor@suse.cz>
10025 * tree-sra.c (duplicate_expr_for_different_base): Removed.
10026 (create_artificial_child_access): Use build_ref_for_offset instead
10027 of duplicate_expr_for_different_base.
10028 (propagate_subacesses_accross_link): Likewise.
10030 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
10032 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10034 (mips16e_collect_argument_saves): Skip debug instructions.
10035 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10036 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10037 (r10k_insert_cache_barriers): Likewise.
10038 (mips_reorg_process_insns): Likewise.
10040 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
10043 * ira.c (update_equiv_reg): Remove check on class likely spill.
10045 2009-09-03 Jakub Jelinek <jakub@redhat.com>
10048 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10049 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
10053 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10054 the stack slot if it is passed by invisible reference.
10055 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10056 by invisible reference.
10058 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10060 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10061 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10062 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10064 * config/bfin/sync.md: New file.
10065 * config/bfin/bfin.md: Include it.
10066 (UNSPEC_ATOMIC): New.
10067 (UNSPEC_ONES): Provide a unique number.
10069 From Jie Zhang <jie.zhang@analog.com>:
10070 * config/bfin/bfin.c (ret_regs): New.
10071 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10072 (must_save_rets_p): New.
10073 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10074 current_function_is_leaf.
10075 (do_link): Likewise.
10076 (do_unlink): Likewise.
10077 (expand_interrupt_handler_prologue): Use ret_regs array.
10078 (expand_interrupt_handler_epilogue): Use ret_regs array and
10079 pass return register to gen_return_internal.
10080 (bfin_expand_epilogue): Pass return register to
10081 gen_return_internal.
10082 (bfin_expand_call): Explicitly clobber RETS.
10083 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10084 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10085 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10086 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10088 (return_internal): Take a reg rtx rather than the register number.
10090 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10092 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10093 when comparing against estimated_loop_iterations_int return.
10095 2009-09-03 Richard Guenther <rguenther@suse.de>
10097 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10098 eh_personality_libfunc.
10100 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10102 * tree-parloops.c (separate_decls_in_region): Add space.
10104 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10106 * tree-parloops.c (separate_decls_in_region): Change the condition
10107 checking if there are reductions in the loop.
10109 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10111 PR tree-optimization/38275
10112 * tree-parloops.c (parallelize_loops): Replace profitability condition
10113 for expected number of iterations.
10115 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10117 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10118 (bootstrap-debug): Explain conditions in which it becomes default.
10119 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10122 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10124 * doc/invoke.texi (Optimize Options): Move
10125 -finline-small-functions to the -O2 list.
10127 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10129 * toplev.c (process_options): Enable var-tracking-assignments
10130 by default if var-tracking is enabled.
10132 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10134 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10136 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10137 * rtl.h (prev_nonnote_insn_bb): Declare it.
10139 2009-09-03 Diego Novillo <dnovillo@google.com>
10141 * cgraph.c (cgraph_node_for_decl): New.
10142 * cgraph.h (cgraph_node_for_decl): Declare.
10143 * tree.c (host_integerp): Return 0 if T is NULL.
10145 2009-09-03 Diego Novillo <dnovillo@google.com>
10147 * tree.h (struct alias_pair): Move from varasm.c.
10148 (alias_pairs): Likewise.
10149 (TYPE_MAXVAL): Define.
10150 (TYPE_MINVAL): Define.
10151 (iterative_hash_host_wide_int): Declare.
10152 (remove_unreachable_alias_pairs): Declare.
10153 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10154 * diagnostic.c (default_diagnostic_starter): Make extern.
10155 (default_diagnostic_finalizer): Make extern.
10156 * diagnostic.h (default_diagnostic_starter): Declare.
10157 (default_diagnostic_finalizer): Declare.
10158 (default_tree_printer): Declare.
10159 * toplev.c (default_tree_printer): Make extern.
10161 2009-09-03 Richard Guenther <rguenther@suse.de>
10162 Diego Novillo <dnovillo@google.com>
10164 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10165 * cgraphunit.c (cgraph_expand_function): Do not emit
10166 associated thunks from here.
10167 (cgraph_emit_thunks): New.
10168 (cgraph_optimize): Call it.
10169 Return if any IPA pass finds an error.
10170 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10173 2009-09-03 Simon Baldwin <simonb@google.com>
10174 Rafael Espindola <espindola@google.com>
10175 Richard Guenther <rguenther@suse.de>
10176 Doug Kwan <dougkwan@google.com>
10177 Diego Novillo <dnovillo@google.com>
10179 * tree.c: Include tree-pass.h, langhooks-def.h,
10180 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10181 (free_lang_data_in_type): New.
10182 (need_assembler_name_p): New.
10183 (free_lang_data_in_block): New.
10184 (free_lang_data_in_decl): New.
10185 (struct free_lang_data_d): New.
10186 (add_tree_to_fld_list): New.
10187 (find_decls_types_r): New.
10188 (get_eh_types_for_runtime): New.
10189 (find_decls_types_in_eh_region): New.
10190 (find_decls_types_in_node): New.
10191 (find_decls_types_in_var): New.
10192 (free_lang_data_in_cgraph): New.
10193 (free_lang_data): New.
10194 (gate_free_lang_data): New.
10195 (pass_ipa_free_lang_data): New.
10197 2009-09-03 Diego Novillo <dnovillo@google.com>
10199 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10200 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10201 (lang_hooks): Remove const qualifier.
10202 * ipa.c (cgraph_remove_unreachable_nodes): Call
10203 remove_unreachable_alias_pairs.
10204 * except.c (add_type_for_runtime): Check if TYPE has
10205 already been converted.
10206 (lookup_type_for_runtime): Likewise.
10207 (check_handled): Handle converted types.
10208 * varasm.c (remove_unreachable_alias_pairs): New.
10209 * gimple.c: Include demangle.h.
10210 (gimple_decl_printable_name): New.
10211 (gimple_fold_obj_type_ref): New.
10212 * gimple.h (gimple_decl_printable_name): Declare.
10213 (gimple_fold_obj_type_ref): Declare.
10214 * passes.c (init_optimization_passes): Add pass
10215 pass_ipa_free_lang_data.
10216 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10217 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10219 2009-09-03 Diego Novillo <dnovillo@google.com>
10221 * c-lang.c (lang_hooks): Remove const qualifier.
10223 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10225 * doc/install.texi (*-*-freebsd*): Update target information.
10227 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10229 * hard-reg-set.h (call_fixed_regs): Remove.
10230 * reginfo.c (call_fixed_regs): Remove.
10231 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10232 (globalize_reg): Don't use call_fixed_regs.
10233 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10236 2009-09-01 Michael Matz <matz@suse.de>
10238 * expr.h (emit_storent_insn, expand_expr_real_1,
10239 expand_expr_real_2): Declare.
10240 * expr.c (emit_storent_insn, expand_expr_real_1,
10241 expand_expr_real_2): Export.
10242 (store_expr): Setting and evaluating dont_return_target is useless.
10243 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10244 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10245 * except.c (expand_resx_expr): Rename to ...
10246 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10247 * except.h (expand_resx_stmt): Declare.
10248 * stmt.c: Add include gimple.h
10249 (expand_asm_expr): Rename to ...
10250 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10251 (expand_case): Rewrite to take gimple statement.
10252 * tree.h (expand_asm_stmt): Declare.
10253 (expand_case): Change prototype.
10254 * Makefile.in (stmt.o): Depend on gimple.h.
10255 * builtins.c (expand_builtin_synchronize): Build gimple asm
10256 statement, not an ASM_EXPR.
10257 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10258 gimple_to_tree, release_stmt_tree): Remove.
10259 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10260 ggc_free, but hold comparison code and operands separately.
10261 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10262 (expand_call_stmt, expand_gimple_stmt_1,
10263 expand_gimple_stmt): New helpers.
10264 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10265 release_stmt_tree. Call expand_gimple_stmt instead.
10266 (expand_gimple_basic_block): Ditto.
10268 * calls.c (emit_call_1): Don't look at EH regions here, make
10269 fntree parameter useless.
10270 (expand_call): New local rettype for TREE_TYPE(exp), use it
10271 throughout. Remove local p, use addr instead.
10272 Don't look at EH regions here.
10274 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10276 * doc/invoke.texi (-fsched-pressure): Document it.
10277 (-fsched-reg-pressure-heuristic): Remove it.
10279 * reload.c (ira.h): Include.
10280 (find_reloads): Add choosing reload on number of small spilled
10283 * haifa-sched.c (ira.h): Include.
10284 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10285 saved_reg_pressure, curr_reg_live, saved_reg_live,
10286 region_ref_regs): New variables.
10287 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10288 initiate_reg_pressure_info, setup_ref_regs,
10289 initiate_bb_reg_pressure_info, save_reg_pressure,
10290 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10292 (setup_insn_reg_pressure_info): New function.
10293 (rank_for_schedule): Add pressure checking and insn issue time.
10294 Remove comparison of insn reg weights.
10295 (ready_sort): Set insn reg pressure info.
10296 (update_register_pressure, setup_insn_max_reg_pressure,
10297 update_reg_and_insn_max_reg_pressure,
10298 sched_setup_bb_reg_pressure_info): New functions.
10299 (schedule_insn): Add code for printing and updating reg pressure info.
10300 (find_set_reg_weight, find_insn_reg_weight): Remove.
10301 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10302 (debug_ready_list): Print reg pressure info.
10303 (schedule_block): Ditto. Check insn issue time.
10304 (sched_init): Set up sched_pressure_p. Allocate and set up some
10305 reg pressure related info.
10306 (sched_finish): Free some reg pressure related info.
10307 (fix_tick_ready): Make insn always ready if pressure_p.
10308 (init_h_i_d): Don't call find_insn_reg_weight.
10309 (haifa_finish_h_i_d): Free insn reg pressure info.
10311 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10312 ira_memory_move_cost, ira_class_hard_regs,
10313 ira_class_hard_regs_num, ira_no_alloc_regs,
10314 ira_available_class_regs, ira_reg_class_cover_size,
10315 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10317 * ira-lives.c (single_reg_class): Check mode to find how many
10318 registers are necessary for operand.
10319 (ira_implicitly_set_insn_hard_regs): New.
10321 * common.opt (fsched-pressure): New options.
10322 (fsched-reg-pressure-heuristic): Remove.
10324 * ira.c (setup_eliminable_regset): Rename to
10325 ira_setup_eliminable_regset. Make it external.
10326 (expand_reg_info): Pass cover class to setup_reg_classes.
10327 (ira): Call resize_reg_info instead of allocate_reg_info.
10329 * sched-deps.c: Include ira.h.
10330 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10331 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10332 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10333 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10334 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10335 mark_insn_reg_store, mark_insn_reg_clobber,
10336 setup_insn_reg_pressure_info): New.
10337 (sched_analyze_1): Update implicit_reg_pending_uses.
10338 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10339 Use them to create dependencies. Set insn reg uses and pressure
10340 info. Process reg_pending_uses in one place.
10341 (free_deps): Free implicit sets.
10342 (remove_from_deps): Remove implicit sets if necessary. Check
10343 implicit sets when clearing reg_last_in_use.
10344 (init_deps_global): Clear implicit_reg_pending_clobbers and
10345 implicit_reg_pending_uses.
10347 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10348 ira_memory_move_cost, ira_class_hard_regs,
10349 ira_class_hard_regs_num, ira_no_alloc_regs,
10350 ira_available_class_regs, ira_reg_class_cover_size,
10351 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10352 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10353 ira_implicitly_set_insn_hard_regs): New prototypes.
10355 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10356 cost_elements_num): New variables.
10357 (allocno_costs, total_costs): Rename to costs and
10358 total_allocno_costs.
10359 (COSTS_OF_ALLOCNO): Rename to COSTS.
10360 (allocno_pref): Rename to pref.
10361 (allocno_pref_buffer): Rename to pref_buffer.
10362 (common_classes): Rename to regno_cover_class.
10364 (record_reg_classes): Set allocno attributes only if allocno_p.
10365 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10366 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10367 and COSTS_OF_ALLOCNO.
10368 (print_costs): Rename to print_allocno_costs.
10369 (print_pseudo_costs): New.
10370 (process_bb_node_for_costs): Split into 2 functions with new
10371 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10372 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10373 new parameter dump_file. Use cost_elements_num instead of
10374 ira_allocnos_num. Make one iteration if preferred classes were
10375 already calculated for scheduler. Make 2 versions of code
10376 depending on allocno_p.
10377 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10378 regno_cover_class and COSTS instead of common_classes and
10380 (init_costs, finish_costs): New.
10381 (ira_costs): Set up allocno_p and cost_elements_num. Call
10382 init_costs and finish_costs.
10383 (ira_set_pseudo_classes): New.
10385 * rtl.h (allocate_reg_info): Remove.
10386 (resize_reg_info): Change return type.
10387 (reg_cover_class): New.
10388 (setup_reg_classes): Add new parameter.
10390 * sched-int.h (struct deps_reg): New member implicit_sets.
10391 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10392 (INCREASE_BITS): New macro.
10393 (struct reg_pressure_data, struct reg_use_data): New.
10394 (struct _haifa_insn_data): Remove reg_weight. Add members
10395 reg_pressure, reg_use_list, reg_set_list, and
10396 reg_pressure_excess_cost_change.
10397 (struct deps): New member implicit_sets.
10398 (pressure_p): New variable.
10399 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10400 (struct reg_pressure_data, struct reg_use_data): New.
10401 (INSN_REG_WEIGHT): Remove.
10402 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10403 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10404 (sched_init_region_reg_pressure_info,
10405 sched_setup_bb_reg_pressure_info): New prototypes.
10407 * reginfo.c (struct reg_pref): New member coverclass.
10408 (reg_cover_class): New function.
10409 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10410 (reg_info_size): New variable.
10411 (allocate_reg_info): Make static. Setup reg_info_size.
10412 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10413 (setup_reg_classes): Add a new parameter. Setup cover class too.
10415 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10418 * sched-rgn.c (deps_join): Set up implicit_sets.
10419 (schedule_region): Set up region and basic blocks pressure
10422 * passes.c (init_optimization_passes): Move
10423 pass_subregs_of_mode_init before pass_sched.
10425 2009-09-02 Martin Jambor <mjambor@suse.cz>
10427 * tree-sra.c (struct access): New field grp_hint.
10428 (dump_access): Dump grp_hint.
10429 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10431 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10432 those which have been specifically read and somehow written to.
10433 (propagate_subacesses_accross_link): Set grp_hint of right child and
10434 also possibly of the left child.
10436 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10438 * tree-object-size.c (addr_object_size): Always use object_size_type
10439 0 or 2 when determining the pointer pointed object size.
10441 2009-09-02 Richard Guenther <rguenther@suse.de>
10444 2009-08-31 Richard Guenther <rguenther@suse.de>
10446 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10447 to query if the memory regions for memmove overlap.
10448 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10449 asserts on pointers, instead deal with odd trees.
10450 (ptr_derefs_may_alias_p): Likewise.
10451 (refs_may_alias_p_1): Constructor bases also never alias.
10453 2009-08-01 Christian Bruel <christian.bruel@st.com>
10456 2009-07-31 Christian Bruel <christian.bruel@st.com>
10457 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10459 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10461 * doc/invoke.texi (-fvar-tracking-assignments): New.
10462 (-fvar-tracking-assignments-toggle): New.
10463 (-fdump-final-insns=file): Mark filename as optional.
10464 (--param min-nondebug-insn-uid): New.
10465 (-gdwarf-@{version}): Mention version 4.
10466 * opts.c (common_handle_option): Accept it.
10467 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10468 * regrename.c (regrename_optimize): Drop last. Don't count debug
10469 insns as uses. Don't reject change because of debug insn.
10470 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10471 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10472 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10473 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10474 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10475 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10476 * doc/gimple.texi (is_gimple_debug): New.
10477 (gimple_debug_bind_p): New.
10478 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10479 * doc/install.texi (bootstrap-debug): More details.
10480 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10481 (bootstrap-debug-lib): More details.
10482 (bootstrap-debug-ckovw): Update.
10483 (bootstrap-time): New.
10484 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10485 (insert_phi_nodes_for): Insert debug stmts.
10486 (rewrite_stmt): Take iterator. Insert debug stmts.
10487 (rewrite_enter_block): Adjust.
10488 (maybe_replace_use_in_debug_stmt): New.
10489 (rewrite_update_stmt): Use it.
10490 (mark_use_interesting): Return early for debug stmts.
10491 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10492 stmts before replacing stmt.
10493 (move_computations_stmt): Likewise.
10494 * ira-conflicts.c (add_copies): Skip debug insns.
10495 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10496 (regstat_bb_compute_ri): Skip debug insns.
10497 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10498 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10499 check_loop_closed_ssa_stmt): Skip debug stmts.
10500 * tree-tailcall.c (find_tail_calls): Likewise.
10501 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10502 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10503 (build_var_debug_value_stat): Declare.
10504 (build_var_debug_value): Define.
10505 (target_for_debug_bind): Declare.
10506 * reload.c (find_equiv_reg): Skip debug insns.
10507 * rtlanal.c (reg_used_between_p): Skip debug insns.
10508 (side_effects_p): Likewise.
10509 (canonicalize_condition): Likewise.
10510 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10511 insns never depend on debug insns.
10512 (create_ddg_dep_no_link): Likewise.
10513 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10514 Don't add inter-loop dependencies for debug insns.
10515 (build_intra_loop_deps): Likewise.
10516 (create_ddg): Count debug insns.
10517 * ddg.h (struct ddg::num_debug): New.
10518 (num_backargs): Pair up with previous int field.
10519 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10520 -fcompare-debug-second.
10521 * final.c (get_attr_length_1): Skip debug insns.
10522 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10523 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10524 (driver_self_specs): Map -fdump-final-insns to
10525 -fdump-final-insns=..
10526 (get_local_tick): New.
10527 (compare_debug_dump_opt_spec_function): Test for . argument and
10528 compute output name. Compute temp output spec without flag name.
10529 Compute -frandom-seed.
10530 (OPT): Undef after use.
10531 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10532 (average_num_loop_insns): Likewise.
10533 * params.h (MIN_NONDEBUG_INSN_UID): New.
10534 * gimple.def (GIMPLE_DEBUG): New.
10535 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10536 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10537 (merge_in_block): Fix whitespace.
10538 * toplev.c (flag_var_tracking): Update comment.
10539 (flag_var_tracking_assignments): New.
10540 (flag_var_tracking_assignments_toggle): New.
10541 (process_options): Don't open final insns dump file if we're not
10542 going to write to it. Compute defaults for var_tracking.
10543 * df-scan.c (df_insn_rescan_debug_internal): New.
10544 (df_uses_record): Handle debug insns.
10545 * haifa-sched.c (ready): Initialize n_debug.
10546 (contributes_to_priority): Skip debug insns.
10547 (dep_list_size): New.
10548 (priority): Use it.
10549 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10550 they're ready. Disregard previous debug insns to make decisions.
10551 (queue_insn): Never queue debug insns.
10552 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10553 (schedule_insn): Don't reject debug insns because of issue rate.
10554 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10555 (queue_to_ready): Skip and discount debug insns.
10556 (choose_ready): Let debug insns through.
10557 (schedule_block): Check boundary debug insns. Discount debug
10558 insns, schedule them early. Adjust whitespace.
10559 (set_priorities): Check for boundary debug insns.
10560 (add_jump_dependencies): Use dep_list_size.
10561 (prev_non_location_insn): New.
10562 (check_cfg): Use it.
10563 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10565 (remove_unused_ivs): Reset debug stmts.
10566 * modulo-sched.c (const_iteration_count): Skip debug insns.
10567 (res_MII): Discount debug insns.
10568 (loop_single_full_bb_p): Skip debug insns.
10569 (sms_schedule): Likewise.
10570 (sms_schedule_by_order): Likewise.
10571 (ps_has_conflicts): Likewise.
10572 * caller-save.c (refmarker_fn): New.
10573 (save_call_clobbered_regs): Replace regs with saved mem in
10575 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10576 Call refmarker_fn mark for hardregnos.
10577 (mark_reg_as_referenced): New.
10578 (replace_reg_with_saved_mem): New.
10579 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10580 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10582 (cse_extended_basic_block): Skip debug insns.
10583 (count_reg_usage): Likewise.
10584 (is_dead_reg): New, split out of...
10585 (set_live_p): ... here.
10586 (insn_live_p): Use it for debug insns.
10587 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10588 (execute_optimize_stdarg): Likewise.
10589 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10590 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10591 changes in debug stmts as changes.
10592 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10593 (moveup_expr): Don't move across debug insns. Don't move
10594 debug insn if it would create a bookkeeping block.
10595 (moveup_expr_cached): Don't use cache for debug insns that
10596 are heads of blocks.
10597 (compute_av_set_inside_bb): Skip debug insns.
10598 (sel_rank_for_schedule): Schedule debug insns first. Remove
10600 (block_valid_for_bookkeeping_p); Support lax searches.
10601 (create_block_for_bookkeeping): Adjust block numbers when
10602 encountering debug-only blocks.
10603 (find_place_for_bookkeeping): Deal with debug-only blocks.
10604 (generate_bookkeeping_insn): Accept no place to insert.
10605 (remove_temp_moveop_nops): New argument full_tidying.
10606 (prepare_place_to_insert): Deal with debug insns.
10607 (advance_state_on_fence): Debug insns don't start cycles.
10608 (update_boundaries): Take fence as argument. Deal with
10610 (schedule_expr_on_boundary): No full_tidying on debug insns.
10611 (fill_insns): Deal with debug insns.
10612 (track_scheduled_insns_and_blocks): Don't count debug insns.
10613 (need_nop_to_preserve_insn_bb): New, split out of...
10614 (remove_insn_from_stream): ... this.
10615 (fur_orig_expr_not_found): Skip debug insns.
10616 * rtl.def (VALUE): Move up.
10618 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10619 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10620 Set it if debug stmts are found.
10621 (statement_sink_location): Skip debug stmts. Propagate
10622 moving defs into debug stmts.
10623 * ifcvt.c (first_active_insn): Skip debug insns.
10624 (last_active_insns): Likewise.
10625 (cond_exec_process_insns): Likewise.
10626 (noce_process_if_block): Likewise.
10627 (check_cond_move_block): Likewise.
10628 (cond_move_convert_if_block): Likewise.
10629 (block_jumps_and_fallthru_p): Likewise.
10630 (dead_or_predicable): Likewise.
10631 * dwarf2out.c (debug_str_hash_forced): New.
10632 (find_AT_string): Add comment.
10633 (gen_label_for_indirect_string): New.
10634 (get_debug_string_label): New.
10635 (AT_string_form): Use it.
10636 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10637 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10638 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10639 several operations that cannot be represented with DWARF opcodes.
10640 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10641 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10642 (dwarf2out_var_location): Take during-call mark into account.
10643 (output_indirect_string): Update comment. Output if there are
10644 label and references.
10645 (prune_indirect_string): New.
10646 (prune_unused_types): Call it if debug_str_hash_forced.
10647 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10648 (dw_long_long_const): Remove.
10649 (struct dw_val_struct): Change val_long_long type to rtx.
10650 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10651 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10652 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10653 component instead of HOST_BITS_PER_LONG.
10654 (output_loc_operands): Likewise. For const8* assert
10655 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10656 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10657 rather than HOST_BITS_PER_LONG is >= 64.
10658 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10660 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10661 HOST_BITS_PER_LONG for dw_val_class_long_long.
10662 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10663 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10664 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10666 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10667 Handle DW_OP_implicit_value.
10668 (extract_int): Move prototype earlier.
10669 (mem_loc_descriptor): For SUBREG punt if inner
10670 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10671 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10672 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10673 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10674 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10675 instead of Pmode size.
10676 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10677 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10678 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10679 (concat_loc_descriptor, concatn_loc_descriptor,
10680 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10681 (add_location_or_const_value_attribute): Likewise. For single
10682 location loc_lists attempt to use add_const_value_attribute
10683 for constant decls. Add DW_AT_const_value even if
10684 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10686 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10687 (control_flow_insn_p): Likewise.
10688 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10689 (separate_decls_in_region_debug_bind): New.
10690 (separate_decls_in_region): Process debug bind stmts afterwards.
10691 * recog.c (verify_changes): Handle debug insns.
10692 (extract_insn): Likewise.
10693 (peephole2_optimize): Skip debug insns.
10694 * dse.c (scan_insn): Skip debug insns.
10695 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10697 (setup_id_for_insn): Handle debug insns.
10698 (maybe_tidy_empty_bb): Adjust whitespace.
10699 (tidy_control_flow): Skip debug insns.
10700 (sel_remove_insn): Adjust for debug insns.
10701 (sel_estimate_number_of_insns): Skip debug insns.
10702 (create_insn_rtx_from_pattern): Handle debug insns.
10703 (create_copy_of_insn_rtx): Likewise.
10704 * sel-sched-.h (sel_bb_end): Declare.
10705 (sel_bb_empty_or_nop_p): New.
10706 (get_all_loop_exits): Use it.
10707 (_eligible_successor_edge_p): Likewise.
10708 (return_nop_to_pool): Adjust.
10709 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10710 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10711 * gimple-pretty-print.c (dump_gimple_debug): New.
10712 (dump_gimple_stmt): Use it.
10713 (dump_bb_header): Skip gimple debug stmts.
10714 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10715 (fixup_match_2): Likewise.
10716 (regmove_backward_pass): Likewise. Simplify combined
10717 replacement. Handle debug insns.
10718 * function.c (instantiate_virtual_regs): Handle debug insns.
10719 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10720 * print-rtl.h: Include cselib.h.
10721 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10722 * df.h (df_inns_rescan_debug_internal): Declare.
10723 * gcse.c (alloc_hash_table): Estimate n_insns.
10724 (cprop_insn): Don't regard debug insns as changes.
10725 (bypass_conditional_jumps): Skip debug insns.
10726 (one_pre_gcse_pass): Adjust.
10727 (one_code_hoisting_pass): Likewise.
10728 (compute_ld_motion_mems): Skip debug insns.
10729 (one_cprop_pass): Adjust.
10730 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10731 (if_convertible_stmt_p): Handle debug stmts.
10732 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10733 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10734 * ira-build.c (create_bb_allocnos): Skip debug insns.
10735 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10736 (has_single_use): Likewise.
10737 (single_imm_use): Likewise.
10738 (num_imm_uses): Likewise.
10739 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10740 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10741 (create_outofssa_var_map): Likewise.
10742 * lower-subreg.c (adjust_decomposed_uses): New.
10743 (resolve_debug): New.
10744 (decompose_multiword_subregs): Use it.
10745 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10746 * emit-rtl.c: Include params.h.
10747 (cur_debug_insn_uid): Define.
10748 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10749 (copy_rtx_if_shared_1): Handle debug insns.
10750 (reset_used_flags): Likewise.
10751 (set_used_flags): LIkewise.
10752 (get_max_insn_count): New.
10753 (next_nondebug_insn): New.
10754 (prev_nondebug_insn): New.
10755 (make_debug_insn_raw): New.
10756 (emit_insn_before_noloc): Handle debug insns.
10757 (emit_jump_insn_before_noloc): Likewise.
10758 (emit_call_insn_before_noloc): Likewise.
10759 (emit_debug_insn_before_noloc): New.
10760 (emit_insn_after_noloc): Handle debug insns.
10761 (emit_jump_insn_after_noloc): Likewise.
10762 (emit_call_insn_after_noloc): Likewise.
10763 (emit_debug_insn_after_noloc): Likewise.
10764 (emit_insn_after): Take loc from earlier non-debug insn.
10765 (emit_jump_insn_after): Likewise.
10766 (emit_call_insn_after): Likewise.
10767 (emit_debug_insn_after_setloc): New.
10768 (emit_debug_insn_after): New.
10769 (emit_insn_before): Take loc from later non-debug insn.
10770 (emit_jump_insn_before): Likewise.
10771 (emit_call_insn_before): Likewise.
10772 (emit_debug_insn_before_setloc): New.
10773 (emit_debug_insn_before): New.
10774 (emit_insn): Handle debug insns.
10775 (emit_debug_insn): New.
10776 (emit_jump_insn): Handle debug insns.
10777 (emit_call_insn): Likewise.
10779 (init_emit): Take min-nondebug-insn-uid into account.
10780 Initialize cur_debug_insn_uid.
10781 (emit_copy_of_insn_after): Handle debug insns.
10782 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10783 location of single rhs in place.
10784 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10785 (floor_sdiv_adjust): New.
10786 (cell_sdiv_adjust): New.
10787 (cell_udiv_adjust): New.
10788 (round_sdiv_adjust): New.
10789 (round_udiv_adjust): New.
10790 (wrap_constant): Moved from cselib.
10791 (unwrap_constant): New.
10792 (expand_debug_expr): New.
10793 (expand_debug_locations): New.
10794 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10796 (gimple_expand_cfg): Expand debug locations.
10797 * cselib.c: Include tree-pass.h.
10798 (struct expand_value_data): New.
10799 (cselib_record_sets_hook): New.
10800 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10801 (cselib_clear_table): Move, and implemnet in terms of...
10802 (cselib_reset_table_with_next_value): ... this.
10803 (cselib_get_next_unknown_value): New.
10804 (discard_useless_locs): Don't discard preserved values.
10805 (cselib_preserve_value): New.
10806 (cselib_preserved_value_p): New.
10807 (cselib_preserve_definitely): New.
10808 (cselib_clear_preserve): New.
10809 (cselib_preserve_only_values): New.
10810 (new_cselib_val): Take rtx argument. Dump it in details.
10811 (cselib_lookup_mem): Adjust.
10812 (expand_loc): Take regs_active in struct. Adjust. Silence
10813 dumps unless details are requested.
10814 (cselib_expand_value_rtx_cb): New.
10815 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10816 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10817 without details. Copy more subregs. Try to resolve values
10818 using a callback. Wrap constants.
10819 (cselib_subst_to_values): Adjust.
10820 (cselib_log_lookup): New.
10821 (cselib_lookup): Call it.
10822 (cselib_invalidate_regno): Don't count preserved values as useless.
10823 (cselib_invalidate_mem): Likewise.
10824 (cselib_record_set): Likewise.
10825 (struct set): Renamed to cselib_set, moved to cselib.h.
10826 (cselib_record_sets): Adjust. Call hook.
10827 (cselib_process_insn): Reset table when it would be cleared.
10828 (dump_cselib_val): New.
10829 (dump_cselib_table): New.
10830 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10831 (remove_forwarder_block): Support moving debug stmts.
10832 * cselib.h (cselib_record_sets_hook): Declare.
10833 (cselib_expand_callback): New type.
10834 (cselib_expand_value_rtx_cb): Declare.
10835 (cselib_reset_table_with_next_value): Declare.
10836 (cselib_get_next_unknown_value): Declare.
10837 (cselib_preserve_value): Declare.
10838 (cselib_preserved_value_p): Declare.
10839 (cselib_preserve_only_values): Declare.
10840 (dump_cselib_table): Declare.
10841 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10842 (try_crossjump_to_edge): Likewise.
10843 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10844 dominated blocks when debug stmts are present.
10845 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10846 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10847 (set_var_live_on_entry): Likewise.
10848 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10849 * cfglayout.c (curr_location, last_location): Make static.
10850 (set_curr_insn_source_location): Don't avoid bouncing.
10851 (get_curr_insn_source_location): New.
10852 (get_curr_insn_block): New.
10853 (duplicate_insn_chain): Handle debug insns.
10854 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10856 * common.opt (fcompare-debug): Move to sort order.
10857 (fdump-unnumbered-links): Likewise.
10858 (fvar-tracking-assignments): New.
10859 (fvar-tracking-assignments-toggle): New.
10860 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10861 because of debug stmts.
10862 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10863 (eliminate_unnecessary_stmts): Walk dominated blocks before
10865 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10866 * ira.c (memref_used_between_p): Skip debug insns.
10867 (update_equiv_regs): Likewise.
10868 * sched-deps.c (sd_lists_size): Accept empty list.
10869 (sd_init_insn): Mark debug insns.
10870 (sd_finish_insn): Unmark them.
10871 (sd_add_dep): Reject non-debug deps on debug insns.
10872 (fixup_sched_groups): Give debug insns group treatment.
10874 (sched_analyze_reg): Don't mark debug insns for sched before call.
10875 (sched_analyze_2): Handle debug insns.
10876 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10878 (deps_analyze_insn): Handle debug insns.
10879 (deps_start_bb): Skip debug insns.
10880 (init_deps): Initialize last_debug_insn.
10881 * tree-ssa.c (target_for_debug_bind): New.
10882 (find_released_ssa_name): New.
10883 (propagate_var_def_into_debug_stmts): New.
10884 (propagate_defs_into_debug_stmts): New.
10885 (verify_ssa): Skip debug bind stmts without values.
10886 (warn_uninialized_vars): Skip debug stmts.
10887 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10888 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10889 (rtx_equal_p): Likewise.
10890 * ira-costs.c (scan_one_insn): Skip debug insns.
10891 (process_bb_node_for_hard_reg_moves): Likewise.
10892 * rtl.h (DEBUG_INSN_P): New.
10893 (NONDEBUG_INSN_P): New.
10894 (MAY_HAVE_DEBUG_INSNS): New.
10895 (INSN_P): Accept debug insns.
10896 (RTX_FRAME_RELATED_P): Likewise.
10897 (INSN_DELETED_P): Likewise
10898 (PAT_VAR_LOCATION_DECL): New.
10899 (PAT_VAR_LOCATION_LOC): New.
10900 (PAT_VAR_OCATION_STATUS): New.
10901 (NOTE_VAR_LOCATION_DECL): Reimplement.
10902 (NOTE_VAR_LOCATION_LOC): Likewise.
10903 (NOTE_VAR_LOCATION_STATUS): Likewise.
10904 (INSN_VAR_LOCATION): New.
10905 (INSN_VAR_LOCATION_DECL): New.
10906 (INSN_VAR_LOCATION_LOC): New.
10907 (INSN_VAR_LOCATION_STATUS): New.
10908 (gen_rtx_UNKNOWN_VAR_LOC): New.
10909 (VAR_LOC_UNKNOWN_P): New.
10910 (NOTE_DURING_CALL_P): New.
10911 (SCHED_GROUP_P): Accept debug insns.
10912 (emit_debug_insn_before): Declare.
10913 (emit_debug_insn_before_noloc): Declare.
10914 (emit_debug_insn_beore_setloc): Declare.
10915 (emit_debug_insn_after): Declare.
10916 (emit_debug_insn_after_noloc): Declare.
10917 (emit_debug_insn_after_setloc): Declare.
10918 (emit_debug_insn): Declare.
10919 (make_debug_insn_raw): Declare.
10920 (prev_nondebug_insn): Declare.
10921 (next_nondebug_insn): Declare.
10922 (delegitimize_mem_from_attrs): Declare.
10923 (get_max_insn_count): Declare.
10924 (wrap_constant): Declare.
10925 (unwrap_constant): Declare.
10926 (get_curr_insn_source_location): Declare.
10927 (get_curr_insn_block): Declare.
10928 * tree-inline.c (insert_debug_decl_map): New.
10929 (processing_debug_stmt): New.
10930 (remap_decl): Don't create new mappings in debug stmts.
10931 (remap_gimple_op_r): Don't add references in debug stmts.
10932 (copy_tree_body_r): Likewise.
10933 (remap_gimple_stmt): Handle debug bind stmts.
10934 (copy_bb): Skip debug stmts.
10935 (copy_edges_for_bb): Likewise.
10936 (copy_debug_stmt): New.
10937 (copy_debug_stmts): New.
10938 (copy_body): Copy debug stmts at the end.
10939 (insert_init_debug_bind): New.
10940 (insert_init_stmt): Take id. Skip and emit debug stmts.
10941 (setup_one_parameter): Remap variable earlier, register debug mapping.
10942 (estimate_num_insns): Skip debug stmts.
10943 (expand_call_inline): Preserve debug_map.
10944 (optimize_inline_calls): Check for no debug_stmts left-overs.
10945 (unsave_expr_now): Preserve debug_map.
10946 (copy_gimple_seq_and_replace_locals): Likewise.
10947 (tree_function_versioning): Check for no debug_stmts left-overs.
10948 Init and destroy debug_map as needed. Split edges unconditionally.
10949 (build_duplicate_type): Init and destroy debug_map as needed.
10950 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10951 (struct copy_body_data): Add debug_stmts and debug_map.
10952 * sched-int.h (struct ready_list): Add n_debug.
10953 (struct deps): Add last_debug_insn.
10954 (DEBUG_INSN_SCHED_P): New.
10955 (BOUNDARY_DEBUG_INSN_P): New.
10956 (SCHEDULE_DEBUG_INSN_P): New.
10957 (sd_iterator_cond): Accept empty list.
10958 * combine.c (create_log_links): Skip debug insns.
10959 (combine_instructions): Likewise.
10960 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10961 return value is always unshared.
10962 (struct rtx_subst_pair): New.
10963 (auto_adjust_pair): New.
10964 (propagate_for_debug_subst): New.
10965 (propagate_for_debug): New.
10966 (try_combine): Skip debug insns. Propagate removed defs into
10968 (next_nonnote_nondebug_insn): New.
10969 (distribute_notes): Use it. Skip debug insns.
10970 (distribute_links): Skip debug insns.
10971 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10972 * resource.c (mark_target_live_regs): Likewise.
10973 * var-tracking.c: Include cselib.h and target.h.
10974 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10976 (micro_operation_type_name): New.
10977 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10978 (struct micro_operation_def): Update comments.
10979 (decl_or_value): New type. Use instead of decls.
10980 (struct emit_note_data_def): Add vars.
10981 (struct attrs_def): Use decl_or_value.
10982 (struct variable_tracking_info_def): Add permp, flooded.
10983 (struct location_chain_def): Update comment.
10984 (struct variable_part_def): Use decl_or_value.
10985 (struct variable_def): Make var_part a variable length array.
10986 (valvar_pool): New.
10987 (scratch_regs): New.
10988 (cselib_hook_called): New.
10989 (dv_is_decl_p): New.
10990 (dv_is_value_p): New.
10992 (dv_as_value): New.
10993 (dv_as_opaque): New.
10994 (dv_onepart_p): New.
10996 (IS_DECL_CODE): New.
10997 (check_value_is_not_decl): New.
10998 (dv_from_decl): New.
10999 (dv_from_value): New.
11000 (dv_htab_hash): New.
11001 (variable_htab_hash): Use it.
11002 (variable_htab_eq): Support values.
11003 (variable_htab_free): Free from the right pool.
11004 (attrs_list_member, attrs_list_insert): Use decl_or_value.
11005 (attrs_list_union): Adjust.
11006 (attrs_list_mpdv_union): New.
11007 (tie_break_pointers): New.
11008 (canon_value_cmp): New.
11009 (unshare_variable): Return possibly-modified slot.
11010 (vars_copy_1): Adjust.
11011 (var_reg_decl_set): Adjust. Split out of...
11012 (var_reg_set): ... this.
11013 (get_init_value): Adjust.
11014 (var_reg_delete_and_set): Adjust.
11015 (var_reg_delete): Adjust.
11016 (var_regno_delete): Adjust.
11017 (var_mem_decl_set): Split out of...
11018 (var_mem_set): ... this.
11019 (var_mem_delete_and_set): Adjust.
11020 (var_mem_delete): Adjust.
11023 (val_resolve): New.
11024 (variable_union): Adjust. Speed up merge of 1-part vars.
11025 (variable_canonicalize): Use unshared slot.
11026 (VALUED_RECURSED_INTO): New.
11027 (find_loc_in_1pdv): New.
11028 (struct dfset_merge): New.
11029 (insert_into_intersection): New.
11030 (intersect_loc_chains): New.
11032 (canonicalize_loc_order_check): New.
11033 (canonicalize_values_mark): New.
11034 (canonicalize_values_star): New.
11035 (variable_merge_over_cur): New.
11036 (variable_merge_over_src): New.
11037 (dataflow_set_merge): New.
11038 (dataflow_set_equiv_regs): New.
11039 (remove_duplicate_values): New.
11040 (struct dfset_post_merge): New.
11041 (variable_post_merge_new_vals): New.
11042 (variable_post_merge_perm_vals): New.
11043 (dataflow_post_merge_adjust): New.
11044 (find_mem_expr_in_1pdv): New.
11045 (dataflow_set_preserve_mem_locs): New.
11046 (dataflow_set_remove_mem_locs): New.
11047 (dataflow_set_clear_at_call): New.
11048 (onepart_variable_different_p): New.
11049 (variable_different_p): Use it.
11050 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
11051 (track_expr_p): Add need_rtl parameter. Don't generate rtl
11053 (track_loc_p): Pass it true.
11054 (struct count_use_info): New.
11055 (find_use_val): New.
11056 (replace_expr_with_values): New.
11057 (log_op_type): New.
11058 (use_type): New, partially split out of...
11059 (count_uses): ... this. Count new micro-ops.
11060 (count_uses_1): Adjust.
11061 (count_stores): Adjust.
11062 (count_with_sets): New.
11063 (VAL_NEEDS_RESOLUTION): New.
11064 (VAL_HOLDS_TRACK_EXPR): New.
11065 (VAL_EXPR_IS_COPIED): New.
11066 (VAL_EXPR_IS_CLOBBERED): New.
11067 (add_uses): Adjust. Generate new micro-ops.
11068 (add_uses_1): Adjust.
11069 (add_stores): Generate new micro-ops.
11070 (add_with_sets): New.
11071 (find_src_status): Adjust.
11072 (find_src_set_src): Adjust.
11073 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11074 Handle new micro-ops. Canonicalize value equivalances.
11075 (vt_find_locations): Compute total size of hash tables for
11076 dumping. Perform merge for var-tracking-assignments. Don't
11077 disregard single-block loops.
11078 (dump_attrs_list): Handle decl_or_value.
11079 (dump_variable): Take variable. Deal with decl_or_value.
11080 (dump_variable_slot): New.
11081 (dump_vars): Use it.
11082 (dump_dataflow_sets): Adjust.
11083 (set_slot_part): New, extended to support one-part variables
11084 after splitting out of...
11085 (set_variable_part): ... this.
11086 (clobber_slot_part): New, split out of...
11087 (clobber_variable_part): ... this.
11088 (delete_slot_part): New, split out of...
11089 (delete_variable_part): .... this.
11090 (check_wrap_constant): New.
11091 (vt_expand_loc_callback): New.
11092 (vt_expand_loc): New.
11093 (emit_note_insn_var_location): Adjust. Handle values. Handle
11094 EMIT_NOTE_AFTER_CALL_INSN.
11095 (emit_notes_for_differences_1): Adjust. Handle values.
11096 (emit_notes_for_differences_2): Likewise.
11097 (emit_notes_for_differences): Adjust.
11098 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11099 Adjust. Handle new micro-ops.
11100 (vt_add_function_parameters): Adjust. Create and bind values.
11101 (vt_initialize): Adjust. Initialize scratch_regs and
11102 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11103 operations. Move some code to count_with_sets and add_with_sets.
11104 (delete_debug_insns): New.
11105 (vt_debug_insns_local): New.
11106 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11108 (var_tracking_main): If var-tracking-assignments is enabled
11109 but var-tracking isn't, delete debug insns and leave. Likewise
11110 if we exceed limits or fail the stack adjustments tests, and
11111 after all var-tracking processing.
11112 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11113 (dataflow_set): Add traversed_vars.
11114 (value_chain, const_value_chain): New typedefs.
11115 (value_chain_pool, value_chains): New variables.
11116 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11117 add_value_chains, add_cselib_value_chains, remove_value_chain,
11118 remove_value_chains, remove_cselib_value_chains): New functions.
11119 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11120 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11122 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11123 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11124 (dst_can_be_shared): New variable.
11125 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11126 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11127 different from set->vars, look up slot again instead of using the
11129 (dataflow_set_init): Initialize traversed_vars.
11130 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11131 lookup if set->vars is shared. Don't keep slot cleared before
11132 calling unshare_variable. Unshare set->vars if needed. Adjust
11133 unshare_variable callers. Clear dst_can_be_shared if needed.
11134 Even ->refcount == 1 vars must be unshared if set->vars is shared
11135 and var needs to be modified.
11136 (dataflow_set_union): Set traversed_vars during canonicalization.
11137 (VALUE_CHANGED, DECL_CHANGED): Define.
11138 (set_dv_changed, dv_changed_p): New static inlines.
11139 (track_expr_p): Clear DECL_CHANGED.
11140 (dump_dataflow_sets): Set it.
11141 (variable_was_changed): Call set_dv_changed.
11142 (emit_note_insn_var_location): Likewise.
11143 (changed_variables_stack): New variable.
11144 (check_changed_vars_1, check_changed_vars_2): New functions.
11145 (emit_notes_for_changes): Do nothing if changed_variables is
11146 empty. Traverse changed_variables with check_changed_vars_1,
11147 call check_changed_vars_2 on each changed_variables_stack entry.
11148 (emit_notes_in_bb): Add SET argument. Just clear it at the
11149 beginning, use it instead of local &set, don't destroy it at the end.
11150 (vt_emit_notes): Call dataflow_set_clear early on all
11151 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11152 computed set, dataflow_set_clear also VTI(bb)->in when we are
11153 done with the basic block. Initialize changed_variables_stack,
11154 free it afterwards. If ENABLE_CHECKING verify that after noting
11155 differences to an empty set value_chains hash table is empty.
11156 (vt_initialize): Initialize value_chains and value_chain_pool.
11157 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11158 (variable_tracking_main): Call dump_dataflow_sets before calling
11159 vt_emit_notes, not after it.
11160 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11161 (propagate_var_def_into_debug_stmts): Declare.
11162 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11163 (df_set_note): Reject debug insns.
11164 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11165 add notes to debug insns.
11166 (df_note_bb_compute): Adjust. Likewise.
11167 (df_simulate_uses): Skip debug insns.
11168 (df_simulate_initialize_backwards): Likewise.
11169 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11170 (subst_stack_regs_pat): Reject debug insns.
11171 (convert_regs_1): Handle debug insns.
11172 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11173 (print-rtl.o): Depend on cselib.h.
11174 (cselib.o): Depend on TREE_PASS_H.
11175 (var-tracking.o): Depend on cselib.h and TARGET_H.
11176 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11177 (init_ready_list): Skip boundary debug insns.
11178 (add_branch_dependences): Skip debug insns.
11179 (free_block_dependencies): Check for blocks with only debug insns.
11180 (compute_priorities): Likewise.
11181 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11182 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11184 (gimple_build_debug_bind_stat): New.
11185 (empty_body_p): Skip debug stmts.
11186 (gimple_has_side_effects): Likewise.
11187 (gimple_rhs_has_side_effects): Likewise.
11188 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11189 (gimple_build_debug_bind_stat): Declare.
11190 (gimple_build_debug_bind): Define.
11191 (is_gimple_debug): New.
11192 (gimple_debug_bind_p): New.
11193 (gimple_debug_bind_get_var): New.
11194 (gimple_debug_bind_get_value): New.
11195 (gimple_debug_bind_get_value_ptr): New.
11196 (gimple_debug_bind_set_var): New.
11197 (gimple_debug_bind_set_value): New.
11198 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11199 (gimple_debug_bind_reset_value): New.
11200 (gimple_debug_bind_has_value_p): New.
11201 (gsi_next_nondebug): New.
11202 (gsi_prev_nondebug): New.
11203 (gsi_start_nondebug_bb): New.
11204 (gsi_last_nondebug_bb): New.
11205 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11206 (print_insn): Handle DEBUG_INSN.
11207 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11208 of first insn prevail.
11209 (first_stmt): Skip debug stmts.
11210 (first_non_label_stmt): Likewise.
11211 (last_stmt): Likewise.
11212 (has_zero_uses_1): New.
11213 (single_imm_use_1): New.
11214 (verify_gimple_debug): New.
11215 (verify_types_in_gimple_stmt): Handle debug stmts.
11216 (verify_stmt): Likewise.
11217 (debug_loop_num): Skip debug stmts.
11218 (remove_edge_and_dominated_blocks): Remove dominators last.
11219 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11220 (linearize_expr): Likewise.
11221 * config/i386/i386.c (ix86_delegitimize_address): Call
11222 default implementation.
11223 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11224 (group_barrier_needed): Skip debug insns.
11225 (emit_insn_group_barriers): Likewise.
11226 (emit_all_insn_group_barriers): Likewise.
11227 (ia64_variable_issue): Handle debug insns.
11228 (ia64_dfa_new_cycle): Likewise.
11229 (final_emit_insn_group_barriers): Skip debug insns.
11230 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11231 def cfa without frame.
11232 (process_set): Likewise.
11233 (process_for_unwind_directive): Pass frame on.
11234 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11235 (rs6000_delegitimize_address): New.
11236 (rs6000_debug_adjust_cost): Handle debug insns.
11237 (is_microcoded_insn): Likewise.
11238 (is_cracked_insn): Likewise.
11239 (is_nonpipeline_insn): Likewise.
11240 (insn_must_be_first_in_group): Likewise.
11241 (insn_must_be_last_in_group): Likewise.
11242 (force_new_group): Likewise.
11243 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11244 contains only debug insns.
11245 (rtl_merge_blocks): Skip debug insns.
11246 (purge_dead_edges): Likewise.
11247 (rtl_block_ends_with_call_p): Skip debug insns.
11248 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11249 (mark_reg_dependencies): Skip debug insns.
11250 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11251 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11252 * tree-ssa-threadedge.c
11253 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11254 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11255 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11256 (copyprop_hardreg_forward_1): Handle debug insns.
11257 * reload1.c (reload): Skip debug insns. Replace unassigned
11258 pseudos in debug insns with their equivalences.
11259 (eliminate_regs_in_insn): Skip debug insns.
11260 (emit_input_reload_insns): Skip debug insns at first, adjust
11262 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11263 (get_indirect_ref_operands): Pass opf_no_vops on.
11264 (get_expr_operands): Likewise. Skip debug stmts.
11265 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11267 2009-09-01 Richard Henderson <rth@redhat.com>
11269 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11270 stmt_ends_pp_p statements at least once.
11271 * tree-vrp.c (vrp_initialize): Likewise.
11272 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11274 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11277 Fix AIX bootstrap after PR debug/30161
11278 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11279 that is a GNU extension.
11280 (tmpl_value_parm_die_table): Move the definition of this global
11281 outside #ifdef DWARF2_DEBUGGING_INFO region.
11283 2009-09-01 Richard Guenther <rguenther@suse.de>
11285 * tree.c (tree_expr_size): New function.
11286 * tree.h (tree_expr_size): Declare.
11287 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11288 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11289 * langhooks.c (lhd_expr_size): Remove.
11290 * langhooks.h (struct lang_hooks): Remove expr_size.
11291 * explow.c (expr_size): Use tree_expr_size.
11292 (int_expr_size): Likewise.
11293 * langhooks-def.h (lhd_expr_size): Remove.
11294 (LANG_HOOKS_EXPR_SIZE): Likewise.
11295 (LANG_HOOKS_INITIALIZER): Adjust.
11297 2009-09-01 Richard Guenther <rguenther@suse.de>
11299 * tree-flow.h (mark_addressable): Move declaration ...
11300 * tree.h (mark_addressable): ... here.
11301 * stmt.c (expand_asm_operands): Use mark_addressable, not
11302 lang_hooks.mark_addressable.
11303 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11304 LANG_HOOKS_MARK_ADDRESSABLE.
11305 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11306 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11308 2009-08-31 Chris Demetriou <cgd@google.com>
11310 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11311 vectorize if not TARGET_SSE2.
11313 2009-08-31 DJ Delorie <dj@redhat.com>
11315 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11316 registers if no coprocessor is enabled.
11318 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11321 * cgraph.h (cgraph_get_node): Declare ...
11322 * cgraph.c (cgraph_get_node): ... new function.
11323 * dwarf2out.c (gen_generic_params_dies,
11324 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11325 make_ith_pack_parameter_name,
11326 append_entry_to_tmpl_value_parm_die_table,
11327 gen_remaining_tmpl_value_param_die_attribute): New functions.
11328 (gen_subprogram_die): Generate debug info for template parameters
11329 if debug info level is higher than DINFO_LEVEL_TERSE.
11330 Use tree_add_const_value_attribute_for_decl instead of
11331 tree_add_const_value_attribute.
11332 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11333 instead of tree_add_const_value_attribute.
11334 (gen_struct_or_union_type_die): Generate debug
11335 info for template parameters if debug info level is higher than
11337 (tree_add_const_value_attribute): Handle integral and pointer
11338 constants. Update comment.
11339 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11340 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11341 (reference_to_unused): Fix thinko. Remove redundant predicates from
11343 (tree_add_const_value_attribute): Make this work for constant
11345 tree_add_const_value_attribute_for_decl is to be used for variable
11347 (add_location_or_const_value_attribute): Use
11348 tree_add_const_value_attribute_for_decl now.
11349 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11350 DW_TAG_template_value_param DIEs after function DIEs have been
11352 * langhooks.h (lang_hooks_for_types): Add
11353 get_argument_pack_elems.
11354 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11355 (lang_hooks): Added get_innermost_generic_parms,
11356 get_innermost_generic_args.
11357 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11358 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11359 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11360 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11362 2009-08-31 DJ Delorie <dj@redhat.com>
11364 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11365 it once we start generating the prologue or epilogue.
11366 (mep_call_saves_register): If the frame is locked, re-use
11368 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11369 (mep_expand_prologue): Call it.
11370 (mep_expand_epilogue): Likewise.
11371 (mep_start_function): Use the same logic as mep_expand_prologue.
11372 (mep_pass_by_reference): Make logic more readable.
11373 (mep_return_in_memory): Zero-sized objects are passed in memory.
11374 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11376 2009-08-31 Richard Guenther <rguenther@suse.de>
11378 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11379 to query if the memory regions for memmove overlap.
11380 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11381 asserts on pointers, instead deal with odd trees.
11382 (ptr_derefs_may_alias_p): Likewise.
11383 (refs_may_alias_p_1): Constructor bases also never alias.
11385 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11387 * doc/install.texi (Final install): Adjust reference on where to
11388 order printed manuals.
11390 2009-08-30 Olivier Hainque <hainque@adacore.com>
11392 * dwarf2out.c (switch_to_frame_table_section): Move
11393 definition prior to first use.
11395 2009-08-30 Richard Guenther <rguenther@suse.de>
11397 PR tree-optimization/41186
11398 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11399 (ao_ref_init_from_ptr_and_size): New function.
11400 (ref_maybe_used_by_call_p_1): Be more precise tracking
11401 used ranges for builtin functions.
11402 (ref_maybe_used_by_call_p): Adjust.
11403 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11404 ranges for builtin functions.
11405 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11407 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11410 * fwprop.c (get_reg_use_in): Delete.
11411 (free_load_extend): New function.
11412 (forward_propagate_subreg): Use it.
11414 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11416 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11418 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11421 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11424 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11426 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11427 fini or fini_array section.
11429 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11431 * graphite-dependences.c (graphite_legal_transform_bb): Call
11432 pbb_remove_duplicate_pdrs.
11433 * graphite-poly.c (can_collapse_pdr): Removed.
11434 (pdr_find_duplicate): Removed.
11435 (can_collapse_pdrs): New.
11436 (pbb_remove_duplicate_pdrs): New.
11437 (new_poly_dr): Do not look for duplicates.
11438 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11439 (PBB_PDR_DUPLICATES_REMOVED): New.
11440 (pbb_remove_duplicate_pdrs): Declared.
11442 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11444 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11445 the strides by multiplying by PDR_NB_REFS.
11446 * graphite-poly.c (can_collapse_pdr): New.
11447 (pdr_find_duplicate): New.
11448 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11449 Initialize PDR_NB_REFS.
11450 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11451 (PDR_NB_REFS): New.
11452 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11454 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11456 PR middle-end/40965
11457 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11460 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11462 * graphite-dependences.c (pddr_original_scattering): Return NULL
11463 for read-read dependence relations.
11464 * graphite-poly.h (enum poly_dr_type): Fix comment.
11466 (pdr_write_p): New.
11467 (pdr_may_write_p): New.
11469 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11471 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11472 (struct poly_dr): Same.
11473 (new_poly_dr): Same.
11474 * graphite-poly.c (new_poly_dr): Same.
11475 * graphite-dependences.c (dot_deps): Disable call to system.
11477 2009-08-28 Cary Coutant <ccoutant@google.com>
11480 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11481 struct/union/enum types local to a function.
11483 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11484 Sebastian Pop <sebastian.pop@amd.com>
11486 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11487 pbb_strip_mine_time_depth. Changed the implementation so that
11488 transformation is expressed as a transformation on
11489 time (scatttering) dimensions. Also, ensures that the 2d+1
11490 scheduling format is preserved.
11491 (pbb_strip_mine_profitable_p): Profitability is based on the
11492 iteration number of a given time (scattering) dimension,
11493 and not on a original loop depth dimension.
11494 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11495 (pbb_do_strip_mine): Call psct_dynamic_dim.
11496 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11497 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11498 (pbb_nb_dynamic_scattering_transform): New.
11499 (psct_dynamic_dim): New.
11501 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11503 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11504 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11505 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11506 * graphite-interchange.c (build_linearized_memory_access): Same.
11507 (memory_stride_in_loop): Same.
11509 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11511 * graphite-dependences.c (pddr_original_scattering): New.
11512 (graphite_legal_transform_dr): Call pddr_original_scattering.
11515 * graphite-dependences.h (dot_deps): Declared.
11516 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11517 (print_pdr): Print PDR_ID.
11518 * graphite-poly.h (struct poly_dr): Add field id.
11521 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11523 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11525 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11526 not delete the original dependence relation.
11528 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11530 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11531 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11532 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11533 (free_poly_ddr): New.
11534 (pddr_is_empty): New.
11535 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11536 (dependence_polyhedron): Same. Remove useless gcc_assert.
11538 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11539 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11540 * graphite-dependences.h (enum poly_dependence_kind): New.
11541 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11542 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11543 (PDRP_SINK): Renamed PDDR_SINK.
11544 (PDRP_DDP): Renamed PDDR_DDP.
11546 (free_poly_ddr): Declared.
11547 * graphite-poly.c (new_scop): Use the new hash function names.
11548 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11549 into original_pddrs.
11550 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11552 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11554 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11555 bounds with LT_EXPR to make niter analysis more precise on code
11556 generated by Graphite.
11558 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11560 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11561 (graphite_legal_transform_bb): Same.
11562 (poly_drs_may_alias_p): Same.
11564 2009-08-28 Richard Guenther <rguenther@suse.de>
11566 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11568 2009-08-28 Jan Beulich <jbeulich@novell.com>
11570 * config/i386/netware.c: Include langhooks.h.
11571 (i386_nlm_encode_section_info): Simplify.
11572 (netware_override_options): Delete.
11573 * config/i386/netware.h (netware_override_options): Delete
11575 (OVERRIDE_OPTIONS): Delete definition.
11576 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11577 (ASM_COMMENT_START): Define.
11578 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11580 2009-08-28 Jan Beulich <jbeulich@novell.com>
11582 * configure.ac: For in-tree ld, do a plain version check to
11583 determine whether comdat groups are supported.
11584 * configure: Regenerate.
11586 2009-08-28 Olivier Hainque <hainque@adacore.com>
11588 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11589 always defined. Reflect definition or absence of such for
11590 COLLECT_EXPORT_LIST. Readability helper.
11591 (scanfilter): New enum, to help control what symbols
11592 are to be considered or ignored by scan_prog_file.
11593 (enum pass): Rename as "scanpass", moved together with scanfilter
11594 prior to scan_prog_file's prototype.
11595 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11596 Group prototype with the scanpass/scanfilter definitions, factorize
11597 head comments for the several implementations at the prototype.
11598 (main): Reorganize the first pass link control to let AIX
11599 drag only the needed frame tables in executables. Prevent
11600 frame tables collection during the scan aimed at static ctors.
11601 Pre-link and scan for frame tables later to compensate.
11602 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11603 A C statement to issue assembly directives that create a reference
11604 to the given DWARF table identifier label from the current function
11606 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11607 to differentiate first time section entry. Only emit a .data
11608 tables start identifier label the first time around.
11609 (switch_to_frame_table_section): New function. Helper for
11610 output_call_frame_info to switch possibly BACK into the eh_frame
11611 or the debug_frame section depending on FOR_EH.
11612 (output_call_frame_info): Use helper to first enter the proper
11614 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11615 emit a link to the frame table start label from each function
11617 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11618 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11619 * config/rs6000/rs6000-protos.h: Declare it.
11620 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11622 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11624 * config/sh/sh.c (split_branches): Check the result of
11627 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11629 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11630 using -pthread -fopenmp
11632 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11634 * doc/service.texi (service directory): Update URL.
11636 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11638 PR rtl-optimization/40861
11639 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11640 extract word from a multi-word subreg for negative byte positions.
11642 2009-08-27 Tristan Gingold <gingold@adacore.com>
11643 Douglas B Rupp <rupp@gnat.com>
11645 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11646 (SECTION_VMS_OVERLAY): Define.
11647 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11649 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11651 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11652 common_object declarations.
11653 (ia64_section_type_flags): Set section flag for common_object.
11654 * config/ia64/ia64-protos.h
11655 (ia64_vms_output_aligned_decl_common): Declare.
11656 (ia64_vms_elf_asm_named_section): Declare.
11658 2009-08-27 Michael Matz <matz@suse.de>
11660 * expr.c (expand_expr_real_2): New function taking exploded
11661 unary or binary expression, split out from ...
11662 (expand_expr_real_1): ... here. Move over all unary/binary
11663 switch parts to above function, in particular these codes:
11664 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11665 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11666 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11667 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11668 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11669 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11670 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11671 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11672 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11673 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11674 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11675 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11676 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11677 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11678 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11679 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11680 VEC_PACK_FIX_TRUNC_EXPR.
11681 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11684 2009-08-27 Richard Guenther <rguenther@suse.de>
11686 * gengtype.c (main): Handle uint64_t.
11687 * ipa-utils.c (get_base_var): Indent properly.
11688 * tree-ssa-live.c (debug_scope_block): New function.
11689 * tree-flow.h (debug_scope_block): Declare.
11690 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11691 * basic-block.h (enum profile_status): Rename to
11692 enum profile_status_d.
11693 (x_profile_status): Adjust type.
11695 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11698 * dwarf2out.c (get_context_die): Declare this static function.
11699 (gen_type_die_with_usage): Make sure a DIE is a generated for
11700 the context of a typedef.
11702 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11704 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11707 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11709 * config/mips/mips-protos.h (mips_output_sync): Declare.
11710 (mips_sync_loop_insns): Likewise.
11711 (mips_output_sync_loop): Replace first two parameters with an rtx.
11712 * config/mips/mips.c (mips_multi_member): New structure.
11713 (mips_multi_members): New variable.
11714 (mips_multi_start): New function.
11715 (mips_multi_add): Likewise.
11716 (mips_multi_add_insn): Likewise.
11717 (mips_multi_add_label): Likewise.
11718 (mips_multi_last_index): Likewise.
11719 (mips_multi_copy_insn): Likewise.
11720 (mips_multi_set_operand): Likewise.
11721 (mips_multi_write): Likewise.
11722 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11723 (mips_init_print_operand_punct): Update accordingly.
11724 (mips_start_ll_sc_sync_block): New function.
11725 (mips_end_ll_sc_sync_block): Likewise.
11726 (mips_output_sync): Likewise.
11727 (mips_sync_insn1_template): Likewise.
11728 (mips_sync_insn2_template): Likewise.
11729 (mips_get_sync_operand): Likewise.
11730 (mips_process_sync_loop): Likewise.
11731 (mips_output_sync_loop): Use mips_process_sync_loop.
11732 (mips_sync_loop_insns): New function.
11733 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11734 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11735 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11736 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11737 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11738 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11739 (MIPS_SYNC_OLD_OP_12): Likewise.
11740 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11741 (MIPS_SYNC_NEW_OP_12): Likewise.
11742 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11743 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11744 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11745 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11746 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11747 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11748 * config/mips/mips.md (sync_mem): New attribute.
11749 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11750 (sync_exclusive_mask, sync_required_oldval): Likewise.
11751 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11752 (sync_release_barrier): Likewise.
11753 (length): Handle sync loops.
11754 (sync): Use mips_output_sync.
11755 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11756 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11757 and use mips_output_sync_loop.
11758 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11759 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11760 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11761 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11762 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11763 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11764 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11765 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11766 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11768 2009-08-26 Richard Guenther <rguenther@suse.de>
11770 PR middle-end/41163
11771 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11772 the types to not match.
11773 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11775 * tree-ssa.c (useless_type_conversion_p): Conversions to
11776 pointers to unprototyped functions are useless.
11778 2009-08-26 Richard Guenther <rguenther@suse.de>
11780 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11781 whole-program condition, prepare to be called for non-globals.
11782 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11783 params build a representative with known type and track its fields.
11785 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11787 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11788 clearing by a taken branch.
11789 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11790 effectively after bbro pass.
11791 (sync_nand<mode>): Ditto.
11792 (sync_old_<fetchop_name><mode>): Ditto.
11793 (sync_old_nand<mode>): Ditto.
11794 (sync_new_<fetchop_name><mode>): Dito.
11795 (sync_new_nand<mode>): Ditto.
11796 (sync_compare_and_swap<mode>_1): Ditto.
11797 (*sync_compare_and_swap<mode>): Ditto.
11798 (sync_lock_test_and_set<mode>_1): Ditto.
11799 ("sync_lock_test_and_set<mode>): Ditto.
11801 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11803 * hwint.h (HOST_LONG_FORMAT): New macro
11804 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11805 Use HOST_PTR_PRINTF.
11806 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11807 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11808 (HOST_PTR_PRINTF): Document.
11810 2009-08-25 Jan Hubicka <jh@suse.cz>
11812 * config/i386/bmmintrin.h: Replace by #error.
11815 Michael Meissner <michael.meissner@amd.com>
11816 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11817 Tony Linthicum <tony.linthicum@amd.com>
11819 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11820 (TARGET_ROUND): New macro for the round/ptest instructions which
11821 are shared between SSE4.1 and SSE5.
11822 (OPTION_MASK_ISA_ROUND): Ditto.
11823 (OPTION_ISA_ROUND): Ditto.
11824 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11825 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11827 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11828 (-mfused-madd): New switch to give users control over whether the
11829 compiler optimizes to use the multiply/add SSE5 instructions.
11831 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11832 (ix86_handle_option): Turn off 3dnow if -msse5.
11833 (override_options): Add SSE5 support.
11834 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11836 (ix86_expand_sse_movcc): Add SSE5 support.
11837 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11838 vector type to the next largest size.
11839 (ix86_expand_sse5_pack): New function to use pperm to pack a
11840 vector type to the next smallest size.
11841 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11842 (IX86_BUILTIN_FMADDSD): Ditto.
11843 (IX86_BUILTIN_FMADDPS): Ditto.
11844 (IX86_BUILTIN_FMADDPD): Ditto.
11845 (IX86_BUILTIN_FMSUBSS): Ditto.
11846 (IX86_BUILTIN_FMSUBSD): Ditto.
11847 (IX86_BUILTIN_FMSUBPS): Ditto.
11848 (IX86_BUILTIN_FMSUBPD): Ditto.
11849 (IX86_BUILTIN_FNMADDSS): Ditto.
11850 (IX86_BUILTIN_FNMADDSD): Ditto.
11851 (IX86_BUILTIN_FNMADDPS): Ditto.
11852 (IX86_BUILTIN_FNMADDPD): Ditto.
11853 (IX86_BUILTIN_FNMSUBSS): Ditto.
11854 (IX86_BUILTIN_FNMSUBSD): Ditto.
11855 (IX86_BUILTIN_FNMSUBPS): Ditto.
11856 (IX86_BUILTIN_FNMSUBPD): Ditto.
11857 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11858 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11859 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11860 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11861 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11862 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11863 (IX86_BUILTIN_PPERM): Ditto.
11864 (IX86_BUILTIN_PERMPS): Ditto.
11865 (IX86_BUILTIN_PERMPD): Ditto.
11866 (IX86_BUILTIN_PMACSSWW): Ditto.
11867 (IX86_BUILTIN_PMACSWW): Ditto.
11868 (IX86_BUILTIN_PMACSSWD): Ditto.
11869 (IX86_BUILTIN_PMACSWD): Ditto.
11870 (IX86_BUILTIN_PMACSSDD): Ditto.
11871 (IX86_BUILTIN_PMACSDD): Ditto.
11872 (IX86_BUILTIN_PMACSSDQL): Ditto.
11873 (IX86_BUILTIN_PMACSSDQH): Ditto.
11874 (IX86_BUILTIN_PMACSDQL): Ditto.
11875 (IX86_BUILTIN_PMACSDQH): Ditto.
11876 (IX86_BUILTIN_PMADCSSWD): Ditto.
11877 (IX86_BUILTIN_PMADCSWD): Ditto.
11878 (IX86_BUILTIN_PHADDBW): Ditto.
11879 (IX86_BUILTIN_PHADDBD): Ditto.
11880 (IX86_BUILTIN_PHADDBQ): Ditto.
11881 (IX86_BUILTIN_PHADDWD): Ditto.
11882 (IX86_BUILTIN_PHADDWQ): Ditto.
11883 (IX86_BUILTIN_PHADDDQ): Ditto.
11884 (IX86_BUILTIN_PHADDUBW): Ditto.
11885 (IX86_BUILTIN_PHADDUBD): Ditto.
11886 (IX86_BUILTIN_PHADDUBQ): Ditto.
11887 (IX86_BUILTIN_PHADDUWD): Ditto.
11888 (IX86_BUILTIN_PHADDUWQ): Ditto.
11889 (IX86_BUILTIN_PHADDUDQ): Ditto.
11890 (IX86_BUILTIN_PHSUBBW): Ditto.
11891 (IX86_BUILTIN_PHSUBWD): Ditto.
11892 (IX86_BUILTIN_PHSUBDQ): Ditto.
11893 (IX86_BUILTIN_PROTB): Ditto.
11894 (IX86_BUILTIN_PROTW): Ditto.
11895 (IX86_BUILTIN_PROTD): Ditto.
11896 (IX86_BUILTIN_PROTQ): Ditto.
11897 (IX86_BUILTIN_PROTB_IMM): Ditto.
11898 (IX86_BUILTIN_PROTW_IMM): Ditto.
11899 (IX86_BUILTIN_PROTD_IMM): Ditto.
11900 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11901 (IX86_BUILTIN_PSHLB): Ditto.
11902 (IX86_BUILTIN_PSHLW): Ditto.
11903 (IX86_BUILTIN_PSHLD): Ditto.
11904 (IX86_BUILTIN_PSHLQ): Ditto.
11905 (IX86_BUILTIN_PSHAB): Ditto.
11906 (IX86_BUILTIN_PSHAW): Ditto.
11907 (IX86_BUILTIN_PSHAD): Ditto.
11908 (IX86_BUILTIN_PSHAQ): Ditto.
11909 (IX86_BUILTIN_FRCZSS): Ditto.
11910 (IX86_BUILTIN_FRCZSD): Ditto.
11911 (IX86_BUILTIN_FRCZPS): Ditto.
11912 (IX86_BUILTIN_FRCZPD): Ditto.
11913 (IX86_BUILTIN_CVTPH2PS): Ditto.
11914 (IX86_BUILTIN_CVTPS2PH): Ditto.
11915 (IX86_BUILTIN_COMEQSS): Ditto.
11916 (IX86_BUILTIN_COMNESS): Ditto.
11917 (IX86_BUILTIN_COMLTSS): Ditto.
11918 (IX86_BUILTIN_COMLESS): Ditto.
11919 (IX86_BUILTIN_COMGTSS): Ditto.
11920 (IX86_BUILTIN_COMGESS): Ditto.
11921 (IX86_BUILTIN_COMUEQSS): Ditto.
11922 (IX86_BUILTIN_COMUNESS): Ditto.
11923 (IX86_BUILTIN_COMULTSS): Ditto.
11924 (IX86_BUILTIN_COMULESS): Ditto.
11925 (IX86_BUILTIN_COMUGTSS): Ditto.
11926 (IX86_BUILTIN_COMUGESS): Ditto.
11927 (IX86_BUILTIN_COMORDSS): Ditto.
11928 (IX86_BUILTIN_COMUNORDSS): Ditto.
11929 (IX86_BUILTIN_COMFALSESS): Ditto.
11930 (IX86_BUILTIN_COMTRUESS): Ditto.
11931 (IX86_BUILTIN_COMEQSD): Ditto.
11932 (IX86_BUILTIN_COMNESD): Ditto.
11933 (IX86_BUILTIN_COMLTSD): Ditto.
11934 (IX86_BUILTIN_COMLESD): Ditto.
11935 (IX86_BUILTIN_COMGTSD): Ditto.
11936 (IX86_BUILTIN_COMGESD): Ditto.
11937 (IX86_BUILTIN_COMUEQSD): Ditto.
11938 (IX86_BUILTIN_COMUNESD): Ditto.
11939 (IX86_BUILTIN_COMULTSD): Ditto.
11940 (IX86_BUILTIN_COMULESD): Ditto.
11941 (IX86_BUILTIN_COMUGTSD): Ditto.
11942 (IX86_BUILTIN_COMUGESD): Ditto.
11943 (IX86_BUILTIN_COMORDSD): Ditto.
11944 (IX86_BUILTIN_COMUNORDSD): Ditto.
11945 (IX86_BUILTIN_COMFALSESD): Ditto.
11946 (IX86_BUILTIN_COMTRUESD): Ditto.
11947 (IX86_BUILTIN_COMEQPS): Ditto.
11948 (IX86_BUILTIN_COMNEPS): Ditto.
11949 (IX86_BUILTIN_COMLTPS): Ditto.
11950 (IX86_BUILTIN_COMLEPS): Ditto.
11951 (IX86_BUILTIN_COMGTPS): Ditto.
11952 (IX86_BUILTIN_COMGEPS): Ditto.
11953 (IX86_BUILTIN_COMUEQPS): Ditto.
11954 (IX86_BUILTIN_COMUNEPS): Ditto.
11955 (IX86_BUILTIN_COMULTPS): Ditto.
11956 (IX86_BUILTIN_COMULEPS): Ditto.
11957 (IX86_BUILTIN_COMUGTPS): Ditto.
11958 (IX86_BUILTIN_COMUGEPS): Ditto.
11959 (IX86_BUILTIN_COMORDPS): Ditto.
11960 (IX86_BUILTIN_COMUNORDPS): Ditto.
11961 (IX86_BUILTIN_COMFALSEPS): Ditto.
11962 (IX86_BUILTIN_COMTRUEPS): Ditto.
11963 (IX86_BUILTIN_COMEQPD): Ditto.
11964 (IX86_BUILTIN_COMNEPD): Ditto.
11965 (IX86_BUILTIN_COMLTPD): Ditto.
11966 (IX86_BUILTIN_COMLEPD): Ditto.
11967 (IX86_BUILTIN_COMGTPD): Ditto.
11968 (IX86_BUILTIN_COMGEPD): Ditto.
11969 (IX86_BUILTIN_COMUEQPD): Ditto.
11970 (IX86_BUILTIN_COMUNEPD): Ditto.
11971 (IX86_BUILTIN_COMULTPD): Ditto.
11972 (IX86_BUILTIN_COMULEPD): Ditto.
11973 (IX86_BUILTIN_COMUGTPD): Ditto.
11974 (IX86_BUILTIN_COMUGEPD): Ditto.
11975 (IX86_BUILTIN_COMORDPD): Ditto.
11976 (IX86_BUILTIN_COMUNORDPD): Ditto.
11977 (IX86_BUILTIN_COMFALSEPD): Ditto.
11978 (IX86_BUILTIN_COMTRUEPD): Ditto.
11979 (IX86_BUILTIN_PCOMEQUB): Ditto.
11980 (IX86_BUILTIN_PCOMNEUB): Ditto.
11981 (IX86_BUILTIN_PCOMLTUB): Ditto.
11982 (IX86_BUILTIN_PCOMLEUB): Ditto.
11983 (IX86_BUILTIN_PCOMGTUB): Ditto.
11984 (IX86_BUILTIN_PCOMGEUB): Ditto.
11985 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11986 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11987 (IX86_BUILTIN_PCOMEQUW): Ditto.
11988 (IX86_BUILTIN_PCOMNEUW): Ditto.
11989 (IX86_BUILTIN_PCOMLTUW): Ditto.
11990 (IX86_BUILTIN_PCOMLEUW): Ditto.
11991 (IX86_BUILTIN_PCOMGTUW): Ditto.
11992 (IX86_BUILTIN_PCOMGEUW): Ditto.
11993 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11994 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11995 (IX86_BUILTIN_PCOMEQUD): Ditto.
11996 (IX86_BUILTIN_PCOMNEUD): Ditto.
11997 (IX86_BUILTIN_PCOMLTUD): Ditto.
11998 (IX86_BUILTIN_PCOMLEUD): Ditto.
11999 (IX86_BUILTIN_PCOMGTUD): Ditto.
12000 (IX86_BUILTIN_PCOMGEUD): Ditto.
12001 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
12002 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
12003 (IX86_BUILTIN_PCOMEQUQ): Ditto.
12004 (IX86_BUILTIN_PCOMNEUQ): Ditto.
12005 (IX86_BUILTIN_PCOMLTUQ): Ditto.
12006 (IX86_BUILTIN_PCOMLEUQ): Ditto.
12007 (IX86_BUILTIN_PCOMGTUQ): Ditto.
12008 (IX86_BUILTIN_PCOMGEUQ): Ditto.
12009 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12010 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12011 (IX86_BUILTIN_PCOMEQB): Ditto.
12012 (IX86_BUILTIN_PCOMNEB): Ditto.
12013 (IX86_BUILTIN_PCOMLTB): Ditto.
12014 (IX86_BUILTIN_PCOMLEB): Ditto.
12015 (IX86_BUILTIN_PCOMGTB): Ditto.
12016 (IX86_BUILTIN_PCOMGEB): Ditto.
12017 (IX86_BUILTIN_PCOMFALSEB): Ditto.
12018 (IX86_BUILTIN_PCOMTRUEB): Ditto.
12019 (IX86_BUILTIN_PCOMEQW): Ditto.
12020 (IX86_BUILTIN_PCOMNEW): Ditto.
12021 (IX86_BUILTIN_PCOMLTW): Ditto.
12022 (IX86_BUILTIN_PCOMLEW): Ditto.
12023 (IX86_BUILTIN_PCOMGTW): Ditto.
12024 (IX86_BUILTIN_PCOMGEW): Ditto.
12025 (IX86_BUILTIN_PCOMFALSEW): Ditto.
12026 (IX86_BUILTIN_PCOMTRUEW): Ditto.
12027 (IX86_BUILTIN_PCOMEQD): Ditto.
12028 (IX86_BUILTIN_PCOMNED): Ditto.
12029 (IX86_BUILTIN_PCOMLTD): Ditto.
12030 (IX86_BUILTIN_PCOMLED): Ditto.
12031 (IX86_BUILTIN_PCOMGTD): Ditto.
12032 (IX86_BUILTIN_PCOMGED): Ditto.
12033 (IX86_BUILTIN_PCOMFALSED): Ditto.
12034 (IX86_BUILTIN_PCOMTRUED): Ditto.
12035 (IX86_BUILTIN_PCOMEQQ): Ditto.
12036 (IX86_BUILTIN_PCOMNEQ): Ditto.
12037 (IX86_BUILTIN_PCOMLTQ): Ditto.
12038 (IX86_BUILTIN_PCOMLEQ): Ditto.
12039 (IX86_BUILTIN_PCOMGTQ): Ditto.
12040 (IX86_BUILTIN_PCOMGEQ): Ditto.
12041 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
12042 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
12043 (enum multi_arg_type): New enum for describing the various SSE5
12044 intrinsic argument types.
12045 (bdesc_multi_arg): New table for SSE5 intrinsics.
12046 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12047 (ix86_expand_multi_arg_builtin): New function for creating SSE5
12049 (ix86_expand_builtin): Add SSE5 intrinsic support.
12050 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12051 operand instructions.
12052 (ix86_expand_sse5_multiple_memory): New function to split the
12053 second memory reference from SSE5 instructions.
12054 (type_has_variadic_args_p): Delete in favor of stdarg_p.
12055 (ix86_return_pops_args): Use stdarg_p to determine if the function
12056 has variable arguments.
12057 (ix86_setup_incoming_varargs): Ditto.
12058 (x86_this_parameter): Ditto.
12060 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12062 (ix86_expand_sse5_pack): Ditto.
12063 (ix86_sse5_valid_op_p): Ditto.
12064 (ix86_expand_sse5_multiple_memory): Ditto.
12066 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12067 constant for SSE5 support.
12068 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12069 (UNSPEC_SSE5_TRUEFALSE): Ditto.
12070 (UNSPEC_SSE5_PERMUTE): Ditto.
12071 (UNSPEC_SSE5_ASHIFT): Ditto.
12072 (UNSPEC_SSE5_LSHIFT): Ditto.
12073 (UNSPEC_FRCZ): Ditto.
12074 (UNSPEC_CVTPH2PS): Ditto.
12075 (UNSPEC_CVTPS2PH): Ditto.
12076 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12077 (PCOM_TRUE): Ditto.
12078 (COM_FALSE_S): Ditto.
12079 (COM_FALSE_P): Ditto.
12080 (COM_TRUE_S): Ditto.
12081 (COM_TRUE_P): Ditto.
12082 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12083 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12085 (memory attribute): Ditto.
12086 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12087 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12088 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12089 (floor<mode>2): Ditto.
12090 (ceil<mode>2): Ditto.
12091 (btrunc<mode>2): Ditto.
12092 (nearbyintdf2): Ditto.
12093 (nearbyintsf2): Ditto.
12094 (sse_setccsf): Disable if SSE5.
12095 (sse_setccdf): Ditto.
12096 (sse5_setcc<mode>): New support for SSE5 conditional move.
12097 (sse5_pcmov_<mode>): Ditto.
12099 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12100 (SSEMODEF4): Ditto.
12101 (SSEMODEF2P): Ditto.
12102 (ssemodesuffixf4): New mode attribute for SSE5.
12103 (ssemodesuffixf2s): Ditto.
12104 (ssemodesuffixf2c): Ditto.
12105 (sserotatemax): Ditto.
12106 (ssescalarmode): Ditto.
12107 (sse_maskcmpv4sf3): Disable if SSE5.
12108 (sse_maskcmpv2df3): Ditto.
12109 (sse_vmmaskcmpv4sf3): Ditto.
12110 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12111 (sse5_vmfmadd<mode>4): Ditto.
12112 (sse5_fmsub<mode>4): Ditto.
12113 (sse5_vmfmsub<mode>4): Ditto.
12114 (sse5_fnmadd<mode>4): Ditto.
12115 (sse5_vmfnmadd<mode>4): Ditto.
12116 (sse5_fnmsub<mode>4): Ditto.
12117 (sse5_vmfnmsub<mode>4): Ditto.
12118 (sse5i_fmadd<mode>4): Ditto.
12119 (sse5i_fmsub<mode>4): Ditto.
12120 (sse5i_fnmadd<mode>4): Ditto.
12121 (sse5i_fnmsub<mode>4): Ditto.
12122 (sse5i_vmfmadd<mode>4): Ditto.
12123 (sse5i_vmfmsub<mode>4): Ditto.
12124 (sse5i_vmfnmadd<mode>4): Ditto.
12125 (sse5i_vmfnmsub<mode>4): Ditto.
12126 (mulv16qi3): Add SSE5 support.
12128 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12129 (sse2_mulv4si3): Disable if SSE5.
12130 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12131 (sse4_1_roundps): Ditto.
12132 (sse4_1_roundsd): Ditto.
12133 (sse4_1_roundss): Ditto.
12134 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12136 (sse_maskcmpsf3): Ditto.
12137 (sse_vmmaskcmpv4sf3): Ditto.
12138 (sse2_maskcmpv2df3): Ditto.
12139 (sse2_maskcmpdf3): Ditto.
12140 (sse2_vmmaskcmpv2df3): Ditto.
12141 (sse2_eq<mode>3): Ditto.
12142 (sse2_gt<mode>3): Ditto.
12143 (sse5_pcmov_<mode>): Add SSE5 support.
12144 (vec_unpacku_hi_v16qi): Ditto.
12145 (vec_unpacks_hi_v16qi): Ditto.
12146 (vec_unpacku_lo_v16qi): Ditto.
12147 (vec_unpacks_lo_v16qi): Ditto.
12148 (vec_unpacku_hi_v8hi): Ditto.
12149 (vec_unpacks_hi_v8hi): Ditto.
12150 (vec_unpacku_lo_v8hi): Ditto.
12151 (vec_unpacks_lo_v8hi): Ditto.
12152 (vec_unpacku_hi_v4si): Ditto.
12153 (vec_unpacks_hi_v4si): Ditto.
12154 (vec_unpacku_lo_v4si): Ditto.
12155 (vec_unpacks_lo_v4si): Ditto.
12156 (sse5_pmacsww): New SSE5 intrinsic insn.
12157 (sse5_pmacssww): Ditto.
12158 (sse5_pmacsdd): Ditto.
12159 (sse5_pmacssdd): Ditto.
12160 (sse5_pmacssdql): Ditto.
12161 (sse5_pmacssdqh): Ditto.
12162 (sse5_pmacsdqh): Ditto.
12163 (sse5_pmacsswd): Ditto.
12164 (sse5_pmacswd): Ditto.
12165 (sse5_pmadcsswd): Ditto.
12166 (sse5_pmadcswd): Ditto.
12167 (sse5_pcmov_<move>): Conditional move support on SSE5.
12168 (sse5_phaddbw): New SSE5 intrinsic insn.
12169 (sse5_phaddbd): Ditto.
12170 (sse5_phaddbq): Ditto.
12171 (sse5_phaddwd): Ditto.
12172 (sse5_phaddwq): Ditto.
12173 (sse5_phadddq): Ditto.
12174 (sse5_phaddubw): Ditto.
12175 (sse5_phaddubd): Ditto.
12176 (sse5_phaddubq): Ditto.
12177 (sse5_phadduwd): Ditto.
12178 (sse5_phadduwq): Ditto.
12179 (sse5_phaddudq): Ditto.
12180 (sse5_phsubbw): Ditto.
12181 (sse5_phsubwd): Ditto.
12182 (sse5_phsubdq): Ditto.
12183 (sse5_pperm): Ditto.
12184 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12185 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12186 (sse5_pperm_sign_v8hi_v4si): Ditto.
12187 (sse5_pperm_zero_v8hi_v4si): Ditto.
12188 (sse5_pperm_sign_v4si_v2di): Ditto.
12189 (sse5_pperm_sign_v4si_v2di): Ditto.
12190 (sse5_pperm_pack_v2di_v4si): Ditto.
12191 (sse5_pperm_pack_v4si_v8hi): Ditto.
12192 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12193 (sse5_perm<mode>): New SSE5 intrinsic insn.
12194 (rotl<mode>3): Ditto.
12195 (sse5_rotl<mode>3): Ditto.
12196 (sse5_ashl<mode>3): Ditto.
12197 (sse5_lshl<mode>3): Ditto.
12198 (sse5_frcz<mode>2): Ditto.
12199 (sse5s_frcz<mode>2): Ditto.
12200 (sse5_cvtph2ps): Ditto.
12201 (sse5_cvtps2ph): Ditto.
12202 (sse5_vmmaskcmp<mode>3): Ditto.
12203 (sse5_com_tf<mode>3): Ditto.
12204 (sse5_maskcmp<mode>3): Ditto.
12205 (sse5_maskcmp_uns<mode>3): Ditto.
12206 (sse5_maskcmp_uns2<mode>3): Ditto.
12207 (sse5_pcom_tf<mode>3): Ditto.
12209 * config/i386/predicates.md (sse5_comparison_float_operator):
12210 New predicate to match the comparison operators supported by
12211 the SSE5 com instruction.
12212 (ix86_comparison_int_operator): New predicate to match just the
12213 signed int comparisons.
12214 (ix86_comparison_uns_operator): New predicate to match just the
12215 unsigned int comparisons.
12217 * doc/invoke.texi (-msse5): Add documentation.
12218 (-mfused-madd): Ditto.
12220 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12222 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12224 (x86_64-*-*): Ditto.
12226 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12228 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12229 intrinisics for SSE5.
12231 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12234 * config/i386/mmintrin-common.h: New file, to contain common
12235 instructions between SSE4.1 and SSE5.
12237 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12238 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12239 (gen_regparm_prefix): Ditto.
12241 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12242 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12243 prototype_p to determine if a function is prototyped.
12245 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12247 * c-common.c (c_common_reswords) add the alignof keyword,
12248 with same RID as __alignof and __alignof__
12250 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12252 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12253 * hooks.c (hook_bool_const_int_const_int_true): New function.
12254 * target.h (struct gcc_target): Add can_eliminate field.
12255 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12256 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12257 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12258 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12259 (elim_table): Revise comment.
12260 * system.h (CAN_ELIMINATE): Poison.
12261 * defaults.h (CAN_ELIMINATE): Remove.
12262 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12264 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12265 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12267 (alpha_vms_can_eliminate): Declare as static, change return type to
12269 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12271 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12272 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12273 (arm_can_eliminate): New function.
12275 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12276 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12277 (avr_can_eliminate): Declare as static.
12278 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12280 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12281 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12282 (bfin_can_eliminate): New function.
12284 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12285 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12286 (crx_can_eliminate): New function.
12288 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12289 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12290 (fr30_can_eliminate): New function.
12292 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12293 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12294 (frv_can_eliminate): New function.
12296 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12297 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12298 (h8300_can_eliminate): New function.
12300 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12301 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12302 (i386_can_eliminate): Declare as static, change return type to bool.
12303 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12305 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12306 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12307 (ia64_can_eliminate): New function.
12309 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12310 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12311 (iq2000_can_eliminate): New function.
12313 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12314 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12315 (m32r_can_eliminate): New function.
12317 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12318 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12319 (m68hc11_can_eliminate): New function.
12321 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12322 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12323 (m68k_can_eliminate): New function.
12325 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12326 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12327 (mep_can_eliminate): New function.
12329 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12330 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12331 (mips_can_eliminate): New function.
12333 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12334 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12335 (rs6000_can_eliminate): New function.
12337 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12338 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12339 (s390_can_eliminate): Declare as static.
12340 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12342 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12343 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12344 (score_can_eliminate): New function.
12346 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12347 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12348 (sparc_can_eliminate): Declare as static.
12349 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12351 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12352 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12353 (xstormy16_can_eliminate): New function.
12355 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12356 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12357 (v850_can_eliminate): New function.
12359 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12361 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12362 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12363 (*movdfcc_ext[1234]): Disable for IEEE mode.
12365 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12367 * gimplify.c (prepare_gimple_addressable): New static function.
12368 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12370 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12371 manually fiddling with it.
12373 2009-08-25 Michael Matz <matz@suse.de>
12375 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12376 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12378 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12379 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12380 (do_jump): Split out code for simple binary comparisons into ...
12381 (do_jump_1): ... this, taking the individual operands and code.
12382 Change callers to helper function above accordingly.
12383 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12386 2009-08-25 Michael Matz <matz@suse.de>
12388 * expr.h (struct separate_ops, sepops): New type for passing
12389 around an exploded simple expression.
12390 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12391 Use this structure instead of expression tree.
12392 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12393 expression, only its type.
12394 (expand_vec_cond_expr): Take type and individual operands instead
12395 of full expression.
12396 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12397 expand_vec_shift_expr): Change prototype accordingly.
12398 * tree-vect-stmts.c (vectorizable_condition): Change call of
12399 expand_vec_cond_expr_p to pass only type.
12400 * expr.c (do_store_flags): Change prototype and implementation
12401 to take an exploded expression.
12402 (expand_expr_real_1): New local ops initialized with details
12403 of the full expression. Use it instead of full
12404 expression in calls to do_store_flags, expand_vec_cond_expr,
12405 expand_widen_pattern_expr and expand_vec_shift_expr.
12407 2009-08-25 Michael Matz <matz@suse.de>
12409 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12410 treeop2 initialized with first three operands of the full expression.
12411 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12413 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12415 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12416 (__gthread_objc_condition_allocate): Mark arguments as unused.
12417 (__gthread_objc_condition_deallocate): Likewise.
12418 (__gthread_objc_condition_wait): Likewise.
12419 (__gthread_objc_condition_broadcast): Likewise.
12420 (__gthread_objc_condition_signal): Likewise.
12421 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12422 (__gthread_objc_thread_id): Likewise.
12424 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12426 PR middle-end/41149
12427 * tree-pretty-print.c (print_call_name): Print the correct call name
12428 for procedure pointer components.
12430 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12432 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12433 default_promote_function_mode when not VMS.
12435 2009-08-24 Olivier Hainque <hainque@adacore.com>
12437 * convert.c (convert_to_integer): Don't assume an input pointer is
12438 POINTER_SIZE wide. Fetch from the type instead.
12440 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12442 * configure.ac (AC_PREREQ): Bump to 2.64.
12444 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12446 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12447 (process_command): Don't search standard_exec_prefix_1 and
12448 standard_exec_prefix_2.
12450 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12452 * config/arm/arm.c (output_return_instruction): Handle for
12455 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12457 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12459 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12461 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12462 (*arm_movdf_vfp): Likewise.
12464 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12466 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12467 (vashr<mode>3): Rename from ashr<mode>3.
12468 (vlshr<mode>3): Rename from lshr<mode>3.
12470 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12473 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12474 (check_format_info_main): Use scalar_identify_flag.
12475 (check_format_types): Check for scalar size identity if
12476 scalar_identify_flag is set.
12477 (printf_length_specs): Extend by new field.
12478 (asm_fprintf_length_specs): Likewise.
12479 (gcc_diag_length_specs): Likewise.
12480 (scanf_length_specs): Likewise.
12481 (strfmon_length_specs): Likewise.
12482 (gcc_gfc_length_specs): Likewise.
12483 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12484 (ms_printf_flag_specs): Likewise.
12485 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12487 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12490 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12491 (*call_value_pop_1): Ditto.
12492 (*sibcall_pop_1): New insn pattern.
12493 (*sibcall_value_pop_1): Ditto.
12495 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12498 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12501 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12504 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12505 (get_reg_use_in): New function.
12506 (forward_propagate_subreg): Propagate through subreg of zero_extend
12509 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12511 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12512 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12514 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12516 * configure.ac: Remove --with-datarootdir, --with-docdir,
12517 --with-htmldir switches. No need to call AC_SUBST for
12518 datarootdir, docdir, htmldir any more.
12519 * configure: Regenerate.
12520 * doc/install.texi (Configuration): Document --datarootdir,
12521 --docdir, --htmldir, --pdfdir; update documentation for
12522 --infodir, --mandir.
12523 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12526 * aclocal.m4: Regenerate.
12527 * config.in: Regenerate.
12528 * configure: Regenerate.
12530 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12531 Olivier Hainque <hainque@adacore.com>
12533 * config/ia64/ia64.c: Include libfuncs.h.
12534 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12535 (ia64_expand_call): Use reg 25 on VMS.
12536 (ia64_initialize_trampoline): Fix for VMS ABI.
12537 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12538 (ia64_function_arg): Initialize reg 25 on VMS.
12539 Fix OpenVMS ABI issues for varargs.
12540 For OpenVMS, emit the Argument Information register set in the
12541 incoming/sibcall case as well.
12542 (ia64_arg_type): New function.
12543 (ia64_function_arg_advance): Keep track of cum->words.
12544 Fix OpenVMS ABI issues for varargs.
12545 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12546 (ia64_override_options): Set flag_no_common on VMS.
12547 (ia64_init_builtins): Disable FWRITE builtin.
12548 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12549 (ia64_vms_init_libfuncs): Add decc$ routines.
12550 (ia64_vms_valid_pointer_mode): New function.
12551 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12552 (ia64_promote_function_mode): New function
12553 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12554 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12555 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12556 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12557 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12558 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12559 Suppress trailing '#' if VALUE is numeric.
12560 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12561 ia64_promote_function_mode.
12562 (TARGET_VALID_POINTER_MODE): Define.
12564 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12567 * config/rs6000/rs6000.c (rs6000_override_options): Use
12568 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12571 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12572 reporting of vector + decimal/boolean/complex error.
12574 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12576 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12577 __vector double TYPE_DECL.
12579 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12581 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12582 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12583 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12584 to pointer to enum machine_mode. Update all callers as needed.
12586 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12588 * config/alpha/alpha.md (exception_receiver): Emit alternative
12589 GP load sequence if flag_reorder_blocks_and_partition is set.
12590 (*exception_receiver_2): Also enable when
12591 flag_reorder_blocks_and_partition is set.
12593 2009-08-20 Matt Rice <ratmice@gmail.com>
12594 Diego Novillo <dnovillo@google.com>
12596 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12599 2009-08-20 Richard Guenther <rguenther@suse.de>
12601 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12602 * c-tree.h (c_dup_lang_specific_decl): Remove.
12603 (struct lang_decl, struct lang_type): Move definitions ...
12604 * c-lang.h: ... here. New file.
12605 * c-decl.c: Include c-lang.h.
12606 (c_dup_lang_specific_decl): Remove.
12607 * c-typeck.c: Include c-lang.h.
12608 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12609 (c-typeck.o): Likewise.
12610 * c-config-lang.in (gtfiles): Add c-lang.h.
12611 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12614 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12616 * config/alpha/alpha.c (alpha_end_function): Do not clear
12617 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12618 this is now handled in generic code.
12620 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12622 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12623 (s390_z10_fix_long_loop_prediction): New function.
12624 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12625 (s390_reorg): Walk over the INSNs and invoke
12626 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12628 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12630 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12631 "*brx_64bit", "*brx_31bit"): New patterns.
12632 * config/s390/s390.c ('E'): New output modifier.
12634 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12635 Richard Earnshaw <richard.earnshaw@arm.com>
12637 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12638 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12640 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12642 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12644 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12645 for mode mode of operand0 when doing secondary reload for SAR.
12647 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12649 PR middle-end/41123
12650 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12651 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12653 2009-08-19 Jason Merrill <jason@redhat.com>
12655 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12656 supported template depth in C++0x.
12658 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12660 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12661 free_after_compilation.
12662 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12663 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12664 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12665 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12666 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12667 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12668 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12670 2009-08-19 Ian Lance Taylor <iant@google.com>
12672 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12673 of (plus (mult (neg B) C) A).
12675 2009-08-18 Michael Matz <matz@suse.de>
12677 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12678 instead of comparing TYPE_MAIN_VARIANT for equality.
12679 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12680 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12681 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12682 * gimplify.c (goa_lhs_expr_p): Ditto and use
12683 STRIP_USELESS_TYPE_CONVERSION.
12685 2009-08-18 Michael Matz <matz@suse.de>
12687 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12688 first field in a struct.
12689 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12691 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12693 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12694 locators before emit_insn is called. Remove assert that
12696 (alpha_end_function): Clear crtl->emit structure and free insn
12697 locators if cfun->is_thunk is true.
12699 2009-08-18 Jason Merrill <jason@redhat.com>
12701 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12703 * configure.ac: Test for it.
12704 * configure, config.in: Regenerate.
12705 * doc/install.texi: Document --enable-gnu-unique-object.
12707 2009-08-18 Richard Guenther <rguenther@suse.de>
12709 PR middle-end/41094
12710 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12711 pow(x,y*z) only if x is nonnegative.
12713 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12715 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12719 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12720 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12722 2009-08-17 DJ Delorie <dj@redhat.com>
12724 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12725 * config/m32c/prologue.md (epilogue_freit): New.
12727 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12728 (bank_switch_p): Likewise.
12729 (fast_interrupt_p): Likewise.
12730 (interrupt_p): Likewise.
12731 (m32c_conditional_register_usage): Round memregs size up.
12732 (need_to_save): We only need to save $a0 when we use ENTER.
12733 (interrupt_p): Check for fast_interrupt too.
12734 (bank_switch_p): New.
12735 (fast_interrupt_p): New.
12736 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12737 (m32c_emit_prolog): Support bank switching and fast interrupts.
12738 * doc/extend.texi (Function Attributes): Add bank_switch and
12741 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12743 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12744 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12746 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12748 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12749 (menu): Add IA-64/VMS Options.
12750 (IA-64/VMS Options): Likewise.
12752 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12755 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12757 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12759 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12760 (mips_pop_asm_switch): Likewise.
12761 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12763 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12764 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12765 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12766 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12767 instead of set_noreorder.
12768 (mips_output_function_prologue): Use the new functions.
12769 (mips_output_function_epilogue): Likewise.
12770 (mips_need_noat_wrapper_p): New function, split out from...
12771 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12772 Use mips_push_asm_switch and mips_pop_asm_switch.
12773 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12774 and mips_pop_asm_switch.
12775 (ASM_OUTPUT_REG_POP): Likewise.
12776 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12777 Use mips_pop_asm_switch.
12778 (mips_asm_switch): New structure.
12779 (set_noreorder, set_nomacro): Replace with...
12780 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12781 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12782 instead of set_nomacro.
12783 (fix_truncsfsi2_macro): Likewise.
12784 (cprestore): Likewise.
12785 (hazard): Use mips_noreorder instead of set_noreorder.
12786 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12788 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12790 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12791 from prev_active_insn.
12793 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12795 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12796 * config/avr/avr.c (avr_override_options): Initialize
12797 avr_current_arch variable.
12798 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12799 __AVR_HAVE_16BIT_SP__ according to the device type.
12800 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12802 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12803 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12805 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12808 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12809 generating inlined subroutine die only. We shouldn't be
12810 called for anything else.
12811 (gen_block_die): Don't generate inline subroutine debug info for
12814 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12816 * graphite-poly.c (print_pbb): Print PBB index.
12818 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12820 PR middle-end/40981
12821 * graphite-interchange.c (ppl_max_for_le): Moved...
12822 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12823 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12824 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12825 * graphite-ppl.h (ppl_max_for_le): Declared.
12827 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12829 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12830 supported on all platforms.
12831 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12832 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12833 * c-pragma.c: Likewise.
12834 * target-def.h (TARGET_INITIALIZER): Remove
12835 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12836 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12838 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12840 * config/ia64/fde-vms.c: New file.
12841 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12842 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12843 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12844 (uw_frame_state_for): Only register a personality routine if it is
12845 known to be compatible with our expectations.
12846 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12847 Declare unw_table_entry stack variable and
12848 mod all calls to _Unwind_FindTableEntry to add arg.
12849 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12850 (_Unwind_FindTableEntry): Add arg to prototype.
12852 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12854 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12855 field 'signal_pfs_loc'.
12856 (uw_frame_state_for): Remove duplicate code dealing with leaf
12857 procedures without unwind info.
12858 If in the frame after unwinding through a signal handler, restore
12859 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12860 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12861 'pfs_loc' to the AR.PFS location in the signal context; instead
12862 set 'signal_pfs_loc'.
12863 Manually generate the unwind info for the AR.PFS register.
12864 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12865 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12866 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12867 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12868 instead set 'signal_pfs_loc'.
12869 Remove code preventing the AR.PFS register from being restored
12870 from the signal context.
12872 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12873 Tristan Gingold <gingold@adacore.com>
12875 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12876 * config/ia64/t-vms: New file.
12877 * config/ia64/vms64.h: New file.
12878 * config/ia64/vms.h: New file.
12879 * config/ia64/vms-crtinit.asm: New file.
12880 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12881 * config/ia64/vms-unwind.h: New file.
12883 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12885 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12888 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12890 PR middle-end/30789
12891 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12892 Move declaration...
12893 * real.h (do_mpc_arg2): ... here.
12894 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12897 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12899 * final.c (add_debug_prefix_map): Don't use GC memory for
12900 old_prefix and new_prefix.
12902 2009-08-14 Richard Guenther <rguenther@suse.de>
12904 * ipa-prop.c (compute_complex_pass_through): If we cannot
12905 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12907 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12909 * c-lex.c (c_lex_with_flags): Increase size of local variable
12910 to avoid memory clobber.
12912 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12915 * config/i386/i386.c (ix86_fp_comparison_strategy):
12916 Only enable/disable sahf at function granularity.
12918 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12920 PR rtl-optimization/41064
12921 * reload1.c (reload_as_needed): Don't call extract_insn
12922 for known invalid replacements after calling
12923 validate_replace_rtx_group and verify_changes.
12925 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12928 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12929 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12930 ix86_expand_fp_vcond.
12931 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12932 Assert that operation is supported by ix86_expand_int_vcond.
12933 (vcondu<SSEMODE124C8:mode>): Ditto.
12935 2009-08-13 DJ Delorie <dj@redhat.com>
12937 * config/i386/djgpp-stdint.h: New.
12938 * config.gcc (djgpp): Use it.
12940 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12942 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12943 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12945 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12947 * tree-ssa-loop-prefetch.c
12948 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12949 for long-stride pruning.
12950 (compute_miss_rate): New function to compute the probability
12951 that two memory references access different cache lines.
12953 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12955 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12957 2009-08-13 Richard Guenther <rguenther@suse.de>
12959 PR middle-end/41047
12960 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12961 use the constant pointer type.
12962 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12963 of CV qualifiers on the target pointer type.
12964 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12965 conversion check before restrict check.
12967 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12970 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12972 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12974 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12976 2009-08-12 Richard Guenther <rguenther@suse.de>
12978 PR tree-optimization/41011
12979 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12980 and reference constructing.
12982 2009-08-12 Xinliang David Li <davidxl@google.com>
12984 PR tree-optimization/41012
12985 * tree-flow.h : New external interface.
12986 * gimple-low.c (check_call_arg): Change to public function.
12987 Remove argument mismatch check in lowering.
12988 * tree-inline.h (tree_can_inline_p): Interface change.
12989 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12990 into this function.
12991 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12992 Call change to tree_can_inline_p function.
12993 (cgraph_decide_inlining_incrementally): Ditto.
12995 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12997 PR tree-optimization/41031
12998 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12999 on the partition variable rather than promote_mode on the source
13000 type. Assert that the partition variable's type has the same
13001 mode as the source value's.
13003 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
13005 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13006 for for_return == 2.
13007 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
13009 * calls.c (expand_call): Fix typo.
13010 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13012 * stmt.c (expand_value_return): Use promote_function_mode to copy out
13014 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
13015 * config/cris/cris.c (cris_promote_function_mode): Likewise.
13016 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13017 * config/pa/pa.c (pa_promote_function_mode): Likewise.
13019 2009-08-12 Andrew Haley <aph@redhat.com>
13021 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13023 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13026 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13028 2009-08-12 Richard Guenther <rguenther@suse.de>
13030 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13031 * gimplify.c (gimplify_modify_expr): Do not use
13032 lang_hooks.types_compatible_p.
13033 * tree-ssa.c (useless_type_conversion_p): For aggregates
13034 just return false if the canonical types differ.
13036 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13038 PR middle-end/40980
13039 * sese.c (convert_for_phi_arg): New.
13040 (add_guard_exit_phis): Use convert_for_phi_arg.
13042 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13044 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13045 unknown subscript upper bounds.
13047 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13048 Pranav Garg <pranav.garg2107@gmail.com>
13050 * graphite-interchange.c (gather_access_strides): Removed.
13051 (ppl_max_for_le): New.
13052 (build_linearized_memory_access): New.
13053 (memory_stride_in_loop): New.
13054 (pbb_interchange_profitable_p): Reimplemented.
13055 * graphite-ppl.h (ppl_new_id_map): New.
13056 (ppl_interchange): New.
13058 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13060 * graphite-interchange.c (compute_subscript): Removed.
13061 (compute_array_size_cstr): Removed.
13062 (compute_array_size_poly): Removed.
13063 (compute_array_size): Removed.
13064 (gather_access_strides_poly): Removed.
13065 (gather_access_strides): Empty.
13067 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13069 * graphite-dependences.c (dependence_polyhedron_1): Replace
13070 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13071 (graphite_legal_transform_dr): Same.
13072 (graphite_carried_dependence_level_k): Same.
13073 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13074 Initialize PDR_NB_SUBSCRIPTS.
13075 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13077 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13078 (PDR_NB_SUBSCRIPTS): New.
13079 (pdr_nb_subscripts): Removed.
13080 (pdr_dim): Simplified.
13081 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13082 with PDR_NB_SUBSCRIPTS.
13084 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13086 * graphite-interchange.c (compute_array_size): Remove use of
13087 PDR_DATA_CONTAINER.
13088 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13089 Do not initialize PDR_DATA_CONTAINER.
13090 (print_pdr): Do not print PDR_DATA_CONTAINER.
13091 * graphite-poly.h (struct poly_dr): Remove data_container field.
13092 (PDR_DATA_CONTAINER): Removed.
13093 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13094 PDR_DATA_CONTAINER.
13095 (build_poly_dr): Same.
13097 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13098 Sebastian Pop <sebastian.pop@amd.com>
13100 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13101 copy of the dependence polyhedron. Free the temporary objects.
13102 (graphite_carried_dependence_level_k): Free unused objects before
13105 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13107 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13108 Early return without analyzing the data dependences if no
13109 transform has been done. Call restore_scattering if the transform
13111 (graphite-interchange.c): Same.
13112 * graphite-poly.c (print_scattering_function): Test for
13114 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13115 (apply_poly_transforms): Do not gcc_assert that
13116 the transform is legal.
13117 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13118 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13119 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13120 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13121 * graphite-poly.h (struct poly_scattering): New.
13122 (struct poly_bb): Add original, transformed, and saved fields.
13123 Remove transformed_scattering, original_scattering,
13124 nb_local_variables and nb_scattering_transform fields.
13125 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13126 (poly_scattering_new): New.
13127 (poly_scattering_free): New.
13128 (poly_scattering_copy): New.
13129 (store_scattering_pbb): New.
13130 (store_scattering): New.
13131 (restore_scattering_pbb): New.
13132 (restore_scattering): New.
13133 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13134 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13136 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13138 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13139 (print_scop): Same.
13141 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13143 * Makefile.in (graphite.o): Depends on PREDICT_H.
13144 * graphite.c: Include predict.h.
13145 (graphite_finalize): Call tree_estimate_probability.
13146 * predict.c (predict_loops): Do not call scev_initialize and
13148 (tree_estimate_probability_bb): New.
13149 (tree_estimate_probability): Do not initialize loops: move that
13150 code to the driver. Call tree_estimate_probability_bb.
13151 (tree_estimate_probability_driver): New.
13152 (pass_profile): Use tree_estimate_probability_driver.
13153 * predict.h (tree_estimate_probability): Declared.
13155 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13157 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13158 * graphite-dependences.c (graphite_legal_transform): Add time to
13159 TV_GRAPHITE_DATA_DEPS.
13160 (dependency_between_pbbs_p): Same.
13161 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13163 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13165 PR rtl-optimization/41033
13166 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13167 aliasing is disabled.
13169 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13171 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13172 si_mask_operand, and_load_operand, low_bitmask_operand,
13173 and_reg_operand, and_operand): New predicates.
13174 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13175 * config/mips/mips.c (and_operands_ok): New function.
13176 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13177 * config/mips/mips.md (move_type): Add ext_ins and logical.
13178 (type): Handle them.
13179 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13180 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13181 shift_shift. Remove commutative constraint modifier.
13182 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13184 (*clear_upper32_dext): Remove define_insn_and_split.
13185 (*clear_upper32): Turn this define_insn_and_split ...
13186 (splitter for ANDing register with 0xffff_ffff): .. into this.
13188 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13190 * combine.c (try_widen_shift_mode): Factor out code to check if an
13191 integer constant is a low-order bitmask from here ...
13192 * rtlanal.c (low_bitmask_len): ... to here.
13193 * rtl.h (low_bitmask_len): Declare.
13195 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13198 * config/alpha/alpha.md (addsi3): Remove expander.
13199 (addsi3): Rename from *addsi3_internal insn pattern.
13200 (subsi3): Remove expander.
13201 (subsi3): Rename from *subsi3_internal insn pattern.
13203 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13205 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13208 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13209 Eric Botcazou <botcazou@adacore.com>
13210 Douglas B Rupp <rupp@gnat.com>
13212 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13213 that records that fit in 64 bits are returned by immediate value,
13214 as required by OpenVMS Calling Standard.
13215 (function_value): Adjust for above modification.
13216 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13217 virtual_incoming_args_rtx as base object, not next_arg.
13218 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13220 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13222 * reload.c (find_reloads_subreg_address): Check the original
13223 req_equiv_mem address to detect the case where an address is
13224 not valid in the outer mode.
13226 2009-08-11 Richard Guenther <rguenther@suse.de>
13229 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13231 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13233 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13234 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13236 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13237 Douglas B Rupp <rupp@gnat.com>
13239 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13240 PT_STACK when frame_pointer_needed on OpenVMS.
13241 (alpha_pv_save_size, alpha_using_fp): Remove.
13242 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13243 with proper processing for PT_NULL.
13244 (alpha_vms_initial_elimination_offset): New function. Support for
13245 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13246 (alpha_sa_size): Force procedure type to PT_STACK when
13247 frame_pointer_needed on OpenVMS.
13248 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13249 (alpha_using_fp): Likewise.
13250 (alpha_vms_can_eliminate): Add prototype.
13251 (alpha_vms_initial_elimination_offset): Likewise.
13252 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13253 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13255 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13256 Douglas B Rupp <rupp@gnat.com>
13258 * config/alpha/alpha.c (common_object_handler): New function.
13259 (vms_attribute_table): Declare a single attribute "common_object".
13260 (vms_output_aligned_decl_common): New global function.
13261 (SECTION_VMS_OVERLAY): Delete.
13262 (SECTION_VMS_GLOBAL): Likewise.
13263 (SECTION_VMS_INITIALIZE): Likewise.
13264 (vms_asm_named_section): Remove support for above flags.
13265 (vms_section_type_flags): Delete.
13266 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13267 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13268 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13269 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13271 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13274 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13275 (sub_ddmmss): Likewise.
13277 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13280 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13283 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13286 * reload1.c (reload_as_needed): Use cancel_changes to completely
13287 undo a failed replacement attempt.
13289 2009-08-10 Richard Guenther <rguenther@suse.de>
13291 PR middle-end/41006
13292 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13293 (useless_type_conversion_p): ... here. Require pointer targets
13296 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13299 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13300 loose the original type of the statement list.
13302 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13304 * config/alpha/alpha.c: Include libfuncs.h
13305 (avms_asm_output_extern): New function.
13306 (alpha_init_libfuncs): Init some decc libfuncs.
13307 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13308 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13309 (DO_CRTL_NAMES): Define.
13310 (LIB_SPEC): Remove.
13311 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13312 (LONG_TYPE_SIZE): Define.
13313 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13314 (SUBTARGET_SWITCHES): Define malloc64 switch.
13315 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13316 (MASK_RETURN_ADDR): Define.
13317 doc/invoke.texi (mmalloc64): Document switch.
13319 2009-08-09 Olivier Hainque <hainque@adacore.com>
13320 Douglas B Rupp <rupp@gnat.com>
13322 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13323 uses_condition_handler.
13324 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13325 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13326 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13327 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13328 (code_for_builtin): New insn codes for the new alpha_builtins.
13329 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13330 (alpha_sa_size): Account for uses_condition_handler.
13331 (alpha_expand_prologue): Likewise.
13332 (alpha_start_function): Likewise.
13333 (alpha_expand_epilogue): Likewise.
13334 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13335 establish/revert expanders.
13336 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13337 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13338 New expander, resorting to the alpha.c associated function.
13339 (builtin_revert_vms_condition_handler): Likewise.
13340 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13341 __gcc_shell_handler, the static VMS condition handler used as
13342 an indirection wrapper to the current dynamically established
13344 * config/alpha/vms-unwind.h: Complete rewrite.
13345 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13346 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13348 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13349 Douglas B Rupp <rupp@gnat.com>
13351 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13352 (alpha_need_linkage): Handle aliases. Return function symbol.
13353 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13354 Use ultimate alias target for the linkage name.
13355 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13356 by alpha_need_linkage for the function symbol.
13357 (setmemdi): Likewise.
13359 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13361 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13362 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13363 (ASM_WEAKEN_LABEL): Define.
13364 (CRT_CALL_STATIC_FUNCTION): Define.
13365 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13366 (ENDFILE_SPEC): Define.
13367 (INIT_SECTION_ASM_OP): Define.
13368 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13369 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13370 crtend.o crtendS.o.
13371 (MULTILIB_OSDIRNAMES): Define.
13372 (shlib_version): Define.
13373 (SHLIB_EXT): Define.
13374 (SHLIB_OBJS): Define.
13375 (SHLIB_NAME): Define.
13376 (SHLIB_MULTILIB): Define.
13377 (SHLIB_INSTALL): Define.
13378 (SHLIB_SYMVEC): Define.
13379 (SHLIB_SYMVECX2): Define.
13380 (SHLIB_LINK): Define.
13382 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13384 * config/alpha/alpha.c (alpha_initialize_trampoline):
13385 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13386 (alpha_start_function): Emit transfer address on nested functions
13387 for VMS trampoline call.
13388 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13389 since no longer used.
13390 * config/alpha/vms-tramp.asm: Remove.
13391 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13392 since now only data initialized at runtime.
13394 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13396 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13397 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13398 (MD_EXEC_PREFIX): Remove, no longer used.
13399 (MD_STARTFILE_PREFIX): Likewise.
13400 (INCLUDE_DEFAULTS): Likewise.
13401 * config/alpha/t-vms:
13402 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13404 2009-08-09 Richard Guenther <rguenther@suse.de>
13406 PR tree-optimization/41016
13407 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13408 (operand_precision): Remove.
13409 (integral_operand_p): Likewise.
13410 (recognize_single_bit_test): Adjust.
13412 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13414 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13415 operation overflows. Likewise non-cast unary arithmetic.
13416 If one arm of a conditional expression is always taken,
13417 inhibit evaluation warnings for the other arm. Likewise inhibit
13418 evaluation warnings for the second && or || operand if the first
13419 operand is enough to determine the result.
13420 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13422 (build_binary_op): Prevent duplicate evaluation warnings.
13424 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13426 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13427 and destination have different modes, Use promote_mode to
13428 determine the signedness of the conversion. Assert that the
13429 promoted source mode matches the destination mode. Don't pass
13430 the destination and destination mode to expand_expr if the source
13431 mode is different. Simplify conversion logic.
13433 2009-08-09 Ira Rosen <irar@il.ibm.com>
13435 PR tree-optimization/41008
13436 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13437 from condition only in case it's a comparison. Adjust checks.
13439 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13441 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13442 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13443 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13444 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13445 (dump_cand): Handle them.
13446 (struct iv_cand): New members COST_STEP and AINC_USE.
13447 (stmt_after_increment): Likewise.
13448 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13449 callers changed. Use gimple_uid comparison instead of scanning.
13450 (add_candidate_1): When looking for identical candidates, take
13451 AINC_USE into account. Set it for new candidates.
13452 (force_expr_to_var_cost): Cast target_spill_cost to int.
13453 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13454 All callers changed. Check for availability of autoinc addressing
13455 modes, both in general for a given mode, and in the specific use case.
13456 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13458 (get_computation_cost): Likewise.
13459 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13460 add_autoinc_candidates): New static functions.
13461 (add_candidate): Call add_autoinc_candidates for candidates based on
13463 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13464 (determine_use_iv_cost_address): If we have an autoinc candidate at
13465 the matching use, verify autoinc is possible and subtract the cost
13466 of the candidate's step from the cost.
13467 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13468 member of the candidate.
13469 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13470 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13472 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13474 * config.build (ia64-hp-*vms*): New target.
13475 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13476 with ia64-hp-*vms*.
13477 * config.gcc (ia64-hp-*vms*): New target.
13478 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13479 with ia64-hp-*vms*.
13480 * config.host (ia64-hp-*vms*): New target.
13481 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13482 with ia64-hp-*vms*.
13484 2009-08-08 Richard Guenther <rguenther@suse.de>
13486 PR tree-optimization/40991
13487 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13489 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13491 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13492 mode check. Do truncations in an integer mode.
13493 (force_to_mode): Handle subregs for all mode types. Only do
13494 arithmetic simplifications on integer modes.
13496 2009-08-07 Richard Guenther <rguenther@suse.de>
13498 PR tree-optimization/40999
13499 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13500 (maybe_fold_reference): Lookup constant initializers.
13501 (fold_gimple_assign): Likewise.
13503 2009-08-07 Richard Guenther <rguenther@suse.de>
13505 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13506 that require structural equality defer to the langhook.
13508 2009-08-07 Martin Jambor <mjambor@suse.cz>
13510 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13512 (struct ipa_pass_through_data): New type.
13513 (struct ipa_ancestor_jf_data): New type.
13514 (union jump_func_value): Removed field formal_id, added fields
13515 pass_through and ancestor.
13516 (struct ipa_param_call_note): Changed type of formal_id to int from
13518 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13519 operations jump functions and ancestor jump functions.
13520 (compute_complex_pass_through): New function.
13521 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13522 reflect changes in the jump function strucutre.
13523 (update_jump_functions_after_inlining): Ignore complex pass-through
13524 and ancestor jump functions.
13525 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13526 polynomial pass-through with operation jump functions.
13528 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13530 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13531 fde->dw_fde_begin as begin label instead of hot/cold label.
13532 Use LLSDAC label instead of LLSDA for second section lsda.
13533 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13534 label instead of LLSDA if it is true.
13535 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13537 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13538 SECTION argument. Use it as index into crtl->eh.call_site_record
13540 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13541 use it to determine how to print table entries instead of using
13542 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13543 label instead of normal begin label as base.
13544 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13545 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13546 ensure no EH range spans between sections and that landing pads
13547 are always in the corresponding section.
13548 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13549 for crtl->eh.call_site_record being an array rather than scalar.
13550 (output_one_function_exception_table): New function, copied
13551 from output_function_exception_table. Adjust
13552 dw2_size_of_call_site_table, dw2_output_call_site_table
13553 callers. For SECOND section use *C suffixed labels.
13554 (output_function_exception_table): Call
13555 output_one_function_exception_table and, when doing hot/cold
13556 partitioning, also another time for the second section.
13557 * opts.c: Include except.h.
13558 (decode_options): Allow -freorder-blocks-and-partition with
13559 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13560 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13561 * function.h (struct rtl_eh): Change call_site_record from
13562 scalar into array of 2 elements.
13564 2009-08-07 Martin Jambor <mjambor@suse.cz>
13566 * ipa-prop.c (count_formal_params_1): New function.
13567 (ipa_get_vector_of_formal_parms): New function.
13568 (get_vector_of_formal_parm_types): New function.
13569 (ipa_modify_formal_parameters): New function.
13570 (ipa_modify_call_arguments): New function.
13571 (index_in_adjustments_multiple_times_p): New function.
13572 (ipa_combine_adjustments): New function.
13573 (ipa_dump_param_adjustments): New function.
13574 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13575 (ipa_get_vector_of_formal_parms): Declare.
13576 (ipa_modify_formal_parameters): Declare.
13577 (ipa_modify_call_arguments): Declare.
13578 (ipa_combine_adjustments): Declare.
13579 (ipa_dump_param_adjustments): Declare.
13580 (build_ref_for_offset): Declare.
13581 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13582 * tree-sra.c: Include ipa-prop.c.
13583 (build_ref_for_offset): Make public.
13585 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13587 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13589 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13591 * gcc/doc/extend.texi (__builtin_extract_return_address)
13592 (__builtin_frob_return_address): Document.
13594 2009-08-06 Paul Brook <paul@codesourcery.com>
13596 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13597 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13598 implementation on ARMv6-M.
13600 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13602 * doc/extend.texi (pcs): Document new attribute for ARM.
13604 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13606 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13609 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13611 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13614 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13616 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13618 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13620 Merge ARM/hard_vfp_branch to trunk.
13622 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13624 * arm.c (libcall_eq): New function.
13625 (libcall_hash): New function.
13626 (add_libcall): New function.
13627 (arm_libcall_uses_aapcs_base): New function.
13628 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13629 libcalls using the base PCS.
13630 (arm_init_cumulative_args): Likewise.
13632 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13634 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13635 Use base ABI for conversion libfuncs between HFmode and SFmode.
13637 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13639 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13640 V4SImode as representatives of all 64-bit and 128-bit vector
13641 types. Allow vector types without vector modes.
13642 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13643 without vector modes like BLKmode.
13644 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13645 BLKmode. Avoid unsupported vector modes or TImode moves for
13647 (aapcs_vfp_allocate_return_reg): Likewise.
13648 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13649 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13651 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13653 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13654 (arm_get_pcs_model): Pass attribute arguments to
13655 arm_pcs_from_attribute.
13656 (arm_init_cumulative_args): Use base AAPCS for conversions from
13657 floating-point types to DImode.
13658 (arm_attribute_table): Add pcs attribute.
13659 (arm_handle_pcs_attribute): New.
13660 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13661 conversions from floating-point types to DImode, also declare them
13662 to use base AAPCS and declare functions they call to use base
13663 AAPCS and their RTABI names.
13665 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13667 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13668 -mfloat-abi=hard not being supported for VFP.
13670 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13672 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13673 SYMBOL_REF to hard_libcall_value.
13675 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13676 Richard Earnshaw <rearnsha@arm.com>
13678 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13679 has been put on the stack, all remaining co-processory arguments for
13680 that co-processor also go on the stack.
13682 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13684 * config/arm/arm.c (arm_return_in_memory): Handle returning
13685 vectors of suitable size in registers also for AAPCS case.
13687 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13689 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13691 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13693 ARM Hard-VFP calling convention
13694 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13695 * target.h (gcc_target): Add libcall_value to table of call hooks.
13696 * targhooks.h (default_libcall_value): Default implementation.
13697 * targhooks.c (default_libcall_value): Likewise.
13698 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13699 * optabs.c (expand_unop): Use it.
13700 * expr.h (hard_libcall_value): Pass the function RTX through.
13701 * calls.c (emit_library_call_value_1): Update call to
13702 hard_libcall_value.
13703 * explow.c (hard_libcall_value): Use new target hook.
13704 * config/arm/arm.c: Include cgraph.h
13705 (TARGET_FUNCTION_VALUE): Override default hook.
13706 (arm_pcs_default): New variable.
13707 (arm_override_options): Don't fault hard calling convention with VFP.
13708 Add support for AAPCS variants.
13709 (arm_function_value): Make static. Handle AAPCS variants.
13710 (arm_libcall_value): New function.
13711 (arm_apply_result_size): Handle VFP registers in results.
13712 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13714 (pcs_attribute_args): New variable.
13715 (arm_pcs_from_attribute): New function.
13716 (arm_get_pcs_model): New function.
13717 (aapcs_vfp_cum_init): New function.
13718 (aapcs_vfp_sub_candidate): New function.
13719 (aapcs_vfp_is_return_candidate): New function.
13720 (aapcs_vfp_is_call_candidate): New function.
13721 (aapcs_vfp_allocate): New function.
13722 (aapcs_vfp_allocate_return_reg): New function.
13723 (aapcs_vfp_advance): New function.
13724 (aapcs_cp_arg_layout): New variable.
13725 (aapcs_select_call_coproc): New function.
13726 (aapcs_select_return_coproc): New function.
13727 (aapcs_allocate_return_reg): New function.
13728 (aapcs_libcall_value): New function.
13729 (aapcs_layout_arg): New function.
13730 (arm_init_cumulative_args): Initialize AAPCS args data.
13731 (arm_function_arg): Handle AAPCS variants using new interface.
13732 (arm_arg_parital_bytes): Likewise.
13733 (arm_function_arg_advance): New function.
13734 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13735 calling conventions.
13736 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13737 * arm.h (NUM_VFP_ARG_REGS): Define.
13738 (LIBCALL_VALUE): Update.
13739 (FUNCTION_VALUE): Delete.
13740 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13741 (arm_pcs): New enum.
13742 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13743 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13744 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13745 * arm-protos.h (arm_function_arg_advance): Add.
13746 (aapcs_libcall_value): Add.
13747 (arm_function_value): Delete.
13749 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13750 H.J. Lu <hongjiu.lu@intel.com>
13753 * config/i386/i386.c (standard_sse_mode_p): Remove.
13754 (standard_sse_constant_p): Return 2 for integer mode
13755 vector_all_ones_operand when SSE2 is enabled.
13756 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13757 (ix86_expand_vector_move): Do not check for negative values from
13758 standard_sse_constant_p.
13760 2009-08-06 Richard Guenther <rguenther@suse.de>
13762 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13763 array type comparisons frontend independent.
13764 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13765 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13766 out array reference lower bound and element size operands.
13767 (ao_ref_init_from_vn_reference): Properly compute the offset
13768 for ARRAY_RANGE_REF.
13769 (vn_reference_fold_indirect): Fill out array reference lower
13770 bound and element size operands.
13771 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13772 a non gimple valued reference operand which can happen for
13773 array reference lower bound or element size.
13774 (create_component_ref_by_pieces_1): Properly generate the
13775 element size operand for array references.
13777 2009-08-06 Richard Guenther <rguenther@suse.de>
13779 PR tree-optimization/40964
13780 * tree.c (iterative_hash_host_wide_int): Export.
13781 * tree.h (iterative_hash_host_wide_int): Declare.
13782 * tree-ssa-structalias.c (heapvar_map): New struct.
13783 (heapvar_map_eq): New function.
13784 (heapvar_map_hash): Likewise.
13785 (heapvar_lookup): Adjust.
13786 (heapvar_insert): Likewise.
13787 (make_constraint_from_heapvar): Allow multiple heap variables
13788 per decl at different offsets.
13789 (init_alias_heapvars): Adjust.
13791 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13793 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13794 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13795 trailing sync if TARGET_SYNC_AFTER_SC.
13797 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13799 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13800 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13801 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13802 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13803 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13804 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13805 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13806 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13807 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13808 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13809 the prototype declaration match the definition.
13810 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13811 instructions explicitly. Add barrier_before and operands
13813 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13814 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13815 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13816 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13817 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13818 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13820 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13822 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13824 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13825 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13828 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13831 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13833 PR rtl-optimization/40924
13834 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13835 make sure canon_rtx (mem_address) isn't simpler than
13836 canon_rtx (expanded_mem_address).
13838 2009-08-05 Li Feng <nemokingdom@gmail.com>
13840 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13841 for each poly_bb_p.
13842 (build_scop_drs): Build alias set for each SCoP.
13844 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13846 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13847 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13848 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13849 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13850 (BASE_DRIVER_SELF_SPECS): Likewise.
13852 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13854 * tree-ssa-alias.c: Fix some comment typos.
13856 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13858 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13859 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13861 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13864 * simplify-rtx.c (simplify_binary_operation_1): Disable
13865 simplifications for decimal float operations.
13867 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13869 PR middle-end/40943
13870 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13871 operand of INDIRECT_REF.
13873 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13875 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13876 constants referencing TLS symbols.
13878 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13880 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13881 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13883 2009-08-03 Richard Guenther <rguenther@suse.de>
13885 * tree.c (make_vector_type): Build a main variant first,
13886 get the canonical one and then build the variant.
13887 * tree-ssa.c (useless_type_conversion_p_1): Handle
13889 (useless_type_conversion_p): Conversions to pointers to
13890 incomplete record types are useless.
13892 2009-08-03 Richard Guenther <rguenther@suse.de>
13894 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13895 file will be created.
13896 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13897 * toplev.c (compile_file): Adjust comment.
13899 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13901 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13902 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13903 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13904 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13905 (sh_promote_function_mode): Fix typo.
13907 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13909 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13911 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13913 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13914 declaration arguments.
13916 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13918 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13919 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13920 (ix86_split_ashl): Ditto.
13921 (ix86_expand_vector_init_one_nonzero): Ditto.
13922 (ix86_expand_vector_set): Ditto.
13923 (ix86_expand_reduc_v4sf): Ditto.
13925 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13927 * explow.c (promote_function_mode): Remove assert.
13928 * config/sh/sh.c (sh_promote_function_mode): Declare.
13930 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13932 * config/pa/pa.c (pa_promote_function_mode): Declare.
13933 Change to static. Fix promote_mode call.
13935 * gthr-dce.h (CONST_CAST2): Define if not defined.
13936 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13938 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13940 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13942 * expr.c (store_constructor): Use promote_decl_mode. Remove
13943 now write-only variable unsignedp.
13944 (expand_expr_real_1): Use promote_decl_mode.
13945 * expr.h (promote_function_mode, promote_decl_mode): New.
13946 (promote_mode): Remove last argument.
13947 * function.c (assign_temp): Drop last argument of promote_mode.
13948 (assign_parm_find_data_types): Use promote_function_mode.
13949 (assign_parm_setup_reg): Likewise.
13950 (expand_function_end): Use promote_function_mode.
13951 * calls.c (initialize_argument_information): Use promote_function_mode.
13952 (precompute_arguments): Use promote_mode instead of checking if
13953 only PROMOTE_FUNCTION_MODE is defined.
13954 (expand_call): When making sibcall decisions, use promote_function_mode.
13955 Below, remove an if for targetm.calls.promote_function_return and
13956 and use promote_function_mode.
13957 (emit_library_call_value_1): Use promote_function_mode, fix bug
13958 where promote_mode was passed FOR_CALL == 0 for a return value in an
13960 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13961 * explow.c (promote_function_mode, promote_decl_mode): New.
13962 (promote_mode): Keep only the FOR_CALL == 0 case.
13963 * combine.c (setup_incoming_promotion): Remove test of
13964 promote_function_args. Use promote_function_mode.
13965 * stmt.c (expand_value_return): Use promote_decl_mode.
13966 (expand_decl): Use promote_decl_mode.
13968 * expr.c (store_constructor): Use promote_decl_mode. Remove
13969 now write-only variable unsignedp.
13970 (expand_expr_real_1): Use promote_decl_mode.
13971 * expr.h (promote_function_mode, promote_decl_mode): New.
13972 (promote_mode): Remove last argument.
13973 * function.c (assign_temp): Drop last argument of promote_mode.
13974 (assign_parm_find_data_types): Use promote_function_mode.
13975 (assign_parm_setup_reg): Likewise.
13976 (expand_function_end): Use promote_function_mode.
13977 * calls.c (initialize_argument_information): Use promote_function_mode.
13978 (precompute_arguments): Use promote_mode instead of checking if
13979 only PROMOTE_FUNCTION_MODE is defined.
13980 (expand_call): When making sibcall decisions, use promote_function_mode.
13981 Below, remove an if for targetm.calls.promote_function_return and
13982 and use promote_function_mode.
13983 (emit_library_call_value_1): Use promote_function_mode, fix bug
13984 where promote_mode was passed FOR_CALL == 0 for a return value in an
13986 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13987 * explow.c (promote_function_mode, promote_decl_mode): New.
13988 (promote_mode): Keep only the FOR_CALL == 0 case.
13989 * combine.c (setup_incoming_promotion): Remove test of
13990 promote_function_args. Use promote_function_mode.
13991 * stmt.c (expand_value_return): Use promote_decl_mode.
13992 (expand_decl): Use promote_decl_mode.
13994 * explow.c (promote_function_mode): Just call the target hook.
13995 * targhooks.c (default_promote_function_mode,
13996 default_promote_function_mode_always_promote): New.
13997 * targhooks.h (default_promote_function_mode,
13998 default_promote_function_mode_always_promote): Declare.
13999 * target.h (promote_function_args, promote_function_return): Remove.
14000 (promote_function_mode): New.
14001 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
14002 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14003 (TARGET_PROMOTE_FUNCTION_MODE): New.
14004 (TARGET_CALLS): Adjust.
14005 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14006 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14008 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14009 * config/s390/s390.c (s390_promote_function_mode): ... here,
14010 with pointer handling.
14011 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14012 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14014 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14015 * config/sparc/sparc.c (sparc_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/sh/sh-protos.h (sh_promote_function_mode): New.
14021 * config/sh/sh.c (sh_promote_function_mode): New.
14022 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14023 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14025 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14026 * config/cris/cris.c (cris_promote_function_mode): ... here.
14027 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14028 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14030 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14031 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14032 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14033 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14035 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14036 * config/arm/arm.c (arm_promote_function_mode): ... here, without
14037 complex type handling.
14038 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14039 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14041 * config/pa/pa.c (pa_promote_function_mode): New.
14042 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14043 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14045 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14046 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14047 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14048 * config/xtensa/xtensa.c: Likewise.
14049 * config/stormy16/stormy16.c: Likewise.
14050 * config/iq2000/iq2000.c: Likewise.
14051 * config/rs6000/rs6000.c: Likewise.
14052 * config/picochip/picochip.c: Likewise.
14053 * config/arc/arc.c: Likewise.
14054 * config/mcore/mcore.c: Likewise.
14055 * config/score/score.c: Likewise.
14056 * config/mips/mips.c: Likewise.
14057 * config/bfin/bfin.c: Likewise.
14058 * config/ia64/ia64.c: Likewise (disabled though).
14060 * config/frv/frv.h: Remove pointless remark.
14062 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14063 TARGET_PROMOTE_FUNCTION_ARGS,
14064 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14065 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14067 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
14069 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14070 -floop-parallelize-all.
14071 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14072 flag_loop_parallelize_all.
14073 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14074 * graphite.c (graphite_transform_loops): Same.
14075 * common.opt: Same.
14076 * graphite-poly.c (apply_poly_transforms): Same.
14078 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14080 PR tree-optimization/40914
14081 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14082 if set, then check the delta field of the PMF record.
14083 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14084 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14085 call is stored in the delta.
14087 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14089 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14091 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14093 * config/i386/bsd.h (ASM_BYTE): New define.
14094 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14095 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14096 .byte. Use fputs or putc instead of fprintf where appropriate.
14097 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14098 fputs or putc instead of fprintf where appropriate.
14099 * config/i386/i386elf.h: Ditto.
14100 * config/i386/sysv4.h: Ditto.
14102 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14103 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14104 (*tls_global_dynamic_64): Ditto.
14106 2009-07-31 Christian Bruel <christian.bruel@st.com>
14108 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14110 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14112 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14113 Remove dead code for MINUS.
14115 2009-07-31 Anthony Green <green@moxielogic.com>
14117 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14119 (moxie_expand_epilogue): Ditto for epilogue.
14120 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14121 incoming arguments.
14122 (moxie_function_arg): Ditto.
14123 (moxie_pass_by_reference): Ditto.
14124 (moxie_arg_partial_bytes): Ditto.
14125 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14126 (FUNCTION_ARG_ADVANCE) Ditto.
14127 (REG_PARM_STACK_SPACE) Ditto.
14128 (FUNCTION_ARG_REGNO_P) Dito.
14130 * config.gcc: Add moxie linux config support.
14131 * gcc/config/moxie/uclinux.h: New file.
14133 2009-07-31 DJ Delorie <dj@redhat.com>
14135 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14136 (UNSPECV_SP_SWITCH_E): New.
14137 (sp_switch_1): Change to an unspec.
14138 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14140 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14141 reference the new stack's address
14143 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14145 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14146 graphite-clast-to-gimple.o, graphite-dependences.o,
14147 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14148 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14149 (graphite-blocking.o,
14150 graphite-clast-to-gimple.o, graphite-dependences.o,
14151 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14152 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14153 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14154 * cfgloop.h (struct loop): Add can_be_parallel field.
14155 * common.opt (fgraphite-identity): Moved up.
14156 (fgraphite-force-parallel): New flag.
14157 * graphite.c: Rewrite.
14158 * graphite.h: Rewrite.
14159 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14161 * toplev.c (graphite_out_file): New file descriptor.
14162 (graphite_in_file): New.
14163 (process_options): flag_graphite_force_parallel cannot be used without
14165 * tree-ssa-loop.c: Include toplev.h.
14166 (gate_graphite_transforms): Enable flag_graphite for
14167 flag_graphite_force_parallel.
14169 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14171 * ChangeLog.graphite: New.
14172 * graphite-blocking.c: New.
14173 * graphite-clast-to-gimple.c: New.
14174 * graphite-clast-to-gimple.h: New.
14175 * graphite-dependences.c: New.
14176 * graphite-dependences.h: New.
14177 * graphite-interchange.c: New.
14178 * graphite-poly.c: New.
14179 * graphite-poly.h: New.
14180 * graphite-ppl.c: New.
14181 * graphite-ppl.h: New.
14182 * graphite-scop-detection.c: New.
14183 * graphite-scop-detection.h: New.
14184 * graphite-sese-to-poly.c: New.
14185 * graphite-sese-to-poly.h: New.
14189 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14191 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14192 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14194 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14196 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14197 (scev_is_linear_expression): Return false if the evolution is not
14198 affine multivariate.
14200 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14202 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14203 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14205 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14207 * tree-data-ref.c (debug_data_references): New.
14208 (debug_data_reference): New.
14209 * tree-data-ref.h (debug_data_references): Declared.
14210 (debug_data_reference): Declared.
14212 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14214 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14215 * tree-data-ref.h (scop_p): Removed.
14216 (struct data_reference): Remove field scop.
14217 (DR_SCOP): Removed.
14218 (stmt_simple_memref_p): Removed.
14220 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14222 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14223 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14226 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14228 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14232 * doc/invoke.texi (-fgraphite-identity): Documented.
14234 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14236 * tree-scalar-evolution.c: Fix comment.
14237 (instantiate_scev_1): Return unknow from scev instantiation if the
14238 result is not above instantiate_below.
14240 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14242 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14243 static anymore. Instantiate the symbols that may have been introduced
14245 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14248 2009-07-30 DJ Delorie <dj@redhat.com>
14250 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14251 .vliw directive to VLIW sections.
14253 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14255 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14257 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14258 (AUTOHEADER): New variable.
14259 ($(srcdir)/cstamp-h.in): Use it.
14261 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14262 Pat Haugen <pthaugen@us.ibm.com>
14263 Revital Eres <ERES@il.ibm.com>
14265 * config/rs6000/vector.md (VEC_F): Add VSX support.
14268 (mov<mode>): Ditto.
14269 (vector_load_<mode>): Ditto.
14270 (vector_store_<mode>): Ditto.
14271 (vector GPR move split): Ditto.
14272 (vec_reload_and_plus_<mptrsize>): Ditto.
14273 (vec_reload_and_reg_<mptrsize>): Ditto.
14274 (add<mode>3): Ditto.
14275 (sub<mode>3): Ditto.
14276 (mul<mode>3): Ditto.
14277 (neg<mode>2): Ditto.
14278 (abs<mode>2): Ditto.
14279 (smin<mode>3): Ditto.
14280 (smax<mode>3): Ditto.
14281 (vector_eq<mode>): Ditto.
14282 (vector_gt<mode>): Ditto.
14283 (vector_ge<mode>): Ditto.
14284 (vector_gtu<mode>): Ditto.
14285 (vector_select_<mode>_uns): Ditto.
14286 (vector_eq_<mode>_p): Ditto.
14287 (vector_gt_<mode>_p): Ditto.
14288 (vector_ge_<mode>_p): Ditto.
14289 (vector_gtu_<mode>_p): Ditto.
14290 (cr6_test_for_zero): Ditto.
14291 (cr6_test_for_zero_reverse): Ditto.
14292 (cr6_test_for_lt): Ditto.
14293 (cr6_test_for_lt_reverse): Ditto.
14294 (xor<mode>3): Ditto.
14295 (ior<mode>3): Ditto.
14296 (and<mode>3): Ditto.
14297 (one_cmpl<mode>2): Ditto.
14298 (nor<mode>2): Ditto.
14299 (andc<mode>2): Ditto.
14300 (float<VEC_int<mode>2): Ditto.
14301 (unsigned_float<VEC_int><mode>2): Ditto.
14302 (fix_trunc<mode><VEC_int>2): Ditto.
14303 (fixuns_trunc<mode><VEC_int>2): Ditto.
14305 (vec_set<mode>): Ditto.
14306 (vec_extract<mode>): Ditto.
14307 (vec_interleave_highv4sf): Ditto.
14308 (vec_interleave_lowv4sf): Ditto.
14309 (vec_realign_load_<mode>): Ditto.
14310 (vec_shl_<mode>): Ditto.
14311 (vec_shr_<mode>): Ditto.
14312 (div<mode>3): New patterns for VSX.
14313 (vec_interleave_highv2df): Ditto.
14314 (vec_interleave_lowv2df): Ditto.
14315 (vec_pack_trunc_v2df): Ditto.
14316 (vec_pack_sfix_trunc_v2df): Ditto.
14317 (vec_pack_ufix_trunc_v2df): Ditto.
14318 (vec_unpacks_hi_v4sf): Ditto.
14319 (vec_unpacks_lo_v4sf): Ditto.
14320 (vec_unpacks_float_hi_v4si): Ditto.
14321 (vec_unpacks_float_lo_v4si): Ditto.
14322 (vec_unpacku_float_hi_v4si): Ditto.
14323 (vec_unpacku_float_lo_v4si): Ditto.
14324 (movmisalign<mode>): Ditto.
14325 (vector_ceil<mode>2): New patterns for vectorizing math library.
14326 (vector_floor<mode>2): Ditto.
14327 (vector_btrunc<mode>2): Ditto.
14328 (vector_copysign<mode>3): Ditto.
14330 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14331 predicate for setting the high bit in each word, used for copysign.
14333 * config/rs6000/ppc-asm.h (f19): Whitespace.
14334 (f32-f63): Define if VSX.
14335 (v0-v31): Define if Altivec.
14336 (vs0-vs63): Define if VSX.
14338 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14340 * config/rs6000/power7.md: New file, provide tuning parameters for
14343 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14344 (rs6000_cpu_cpp_builtins): Ditto.
14345 (altivec_overloaded_builtins): Ditto.
14346 (altivec_resolve_overloaded_builtin): Ditto.
14348 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14349 debug switch to disable vectorizing simple math builtin
14352 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14353 Vectorize simple math builtin functions.
14354 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14355 hook to vectorize math builtins.
14356 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14357 (rs6000_builtin_conversion): Add VSX/power7 support.
14358 (rs6000_builtin_vec_perm): Ditto.
14359 (vsplits_constant): Add support for loading up a vector constant
14360 with just the high bit set in each part.
14361 (rs6000_expand_vector_init): Add VSX/power7 support.
14362 (rs6000_expand_vector_set): Ditto.
14363 (rs6000_expand_vector_extract): Ditto.
14364 (rs6000_emit_move): Ditto.
14365 (bdesc_3arg): Ditto.
14366 (bdesc_2arg): Ditto.
14367 (bdesc_1arg): Ditto.
14368 (rs6000_expand_ternop_builtin): Ditto.
14369 (altivec_expand_builtin): Ditto.
14370 (rs6000_expand_unop_builtin): Ditto.
14371 (rs6000_init_builtins): Ditto.
14372 (altivec_init_builtins): Ditto.
14373 (builtin_function_type): Ditto.
14374 (rs6000_common_init_builtins): Ditto.
14375 (rs6000_handle_altivec_attribute); Ditto.
14376 (rs6000_mangle_type): Ditto.
14377 (rs6000_vector_mode_supported_p): Ditto.
14378 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14379 are mode dependent.
14381 * config/rs6000/vsx.md: New file for VSX support.
14383 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14384 identifing values with just the most significant bit set.
14385 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14386 vectorized builtins.
14388 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14389 (UNSPEC_VRFIM): Delete.
14390 (splitter for loading up vector with most significant bit): New
14391 splitter for vectorizing copysign.
14392 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14393 vectorizing simple math functions.
14394 (altivec_vrfip): Add support for vectorizing simple math functions.
14395 (altivec_vrfim): Ditto.
14396 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14398 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14399 (power7.md, vsx.md): Include for power7 support.
14400 (copysigndf3): Use VSX instructions if -mvsx.
14401 (negdf2_fpr): Ditto.
14402 (absdf2_fpr): Ditto.
14403 (nabsdf2_fpr): Ditto.
14404 (adddf3_fpr): Ditto.
14405 (subdf3_fpr): Ditto.
14406 (muldf3_fpr): Ditto.
14407 (divdf3_fpr): Ditto.
14408 (fix_truncdfdi2_fpr): Ditto.
14409 (cmpdf_internal1): Ditto.
14410 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14411 (btruncdf2, btruncdf2_fpr): Ditto.
14412 (ceildf2, ceildf2_fpr): Ditto.
14413 (floordf2, floordf2_fpr): Ditto.
14414 (floatdidf2, floatdidf2_fpr): Ditto.
14415 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14416 (fmsubdf4_fpr): Ditto.
14417 (fnmadddf4_fpr_1): Ditto.
14418 (fnmadddf4_fpr_2): Ditto.
14419 (fnmsubdf4_fpr_1): Ditto.
14420 (fnmsubdf4_fpr_2): Ditto.
14421 (fixuns_truncdfdi2): Add expander for VSX support.
14422 (fix_truncdfdi2): Ditto.
14423 (fix_truncdfsi2): Ditto.
14424 (ftruncdf2): Ditto.
14425 (btruncsf2): Whitespace.
14426 (movdf_hardfloat32): Add support for VSX registers.
14427 (movdf_softfloat32): Ditto.
14428 (movdf_hardfloat64): Ditto.
14429 (movdf_hardfloat64_mfpgpr): Ditto.
14430 (movdf_softfloat64): Ditto.
14431 (movti splitters): Add check for vector registers supporting
14432 TImode in the future.
14433 (bpermd): Add power7 bpermd instruction.
14435 * config/rs6000/altivec.h (vec_div): Define if VSX.
14438 (vec_nmadd): Ditto.
14439 (vec_nearbyint): Ditto.
14442 (all predicates): Use the generic builtin function, and not the V4SF
14443 specific function so that the predicates will work with VSX's V2DF.
14444 (vec_all_*): Ditto.
14445 (vec_any_*): Ditto.
14447 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14448 Document new VSX functions and types.
14450 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14453 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14454 "wa", and "j" constraints. Modify "v" to talk about Altivec
14455 instead of just vector.
14457 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14460 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14461 location for phi arguments.
14462 (rewrite_update_phi_arguments): Find locations for reaching defs.
14463 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14464 Add location to add_phi_arg calls.
14465 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14466 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14467 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14468 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14469 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14470 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14471 * tree-phinodes.c (make_phi_node): Initialize location.
14472 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14473 (add_phi_arg): Add location parameter.
14474 (remove_phi_arg_num): Move location when moving phi argument.
14475 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14477 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14478 slpeel_update_phi_nodes_for_guard1,
14479 slpeel_update_phi_nodes_for_guard2,
14480 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14481 vect_loop_versioning): Set locations.
14482 * tree-parloops.c (create_phi_for_local_result,
14483 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14484 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14485 * tree-vect-loop.c (get_initial_def_for_induction,
14486 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14488 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14489 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14490 (gimple_phi_arg_set_location): New. Set locus.
14491 (gimple_phi_arg_has_location): New. Check for locus.
14492 (redirect_edge_var_map_location): New. Return locus from var_map.
14493 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14494 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14495 combining PHI arguments.
14496 (cond_store_replacement): Set location.
14497 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14498 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14499 scop_add_exit_phis_edge): Add locations.
14500 * tree-cfgcleanup.c (remove_forwarder_block,
14501 remove_forwarder_block_with_phi): Add locations.
14502 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14503 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14505 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14506 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14507 flush_pending_stmts): Add source location.
14508 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14509 stack to preserve locations.
14510 * tree-vect-stmts.c (vectorizable_load): Add location.
14511 * tree-inline.c (copy_phis_for_bb): Copy locus.
14512 (setup_one_parameter): Add call locus to inlined parameter stmts.
14513 (initialize_inlined_parameters): Pass in call location as parameter
14515 (tree_function_versioning): Pass location to setup_one_parameter.
14516 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14517 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14518 copy and edge lists.
14519 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14520 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14521 locus parameter and override the stmt default if provided.
14522 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14523 elim_graph_add_edge, elim_graph_remove_succ_edge,
14524 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14525 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14526 eliminate_phi): Add locus info in elimination graph for each edge and
14528 (insert_backedge_copies): Copy locus if present.
14529 * tree-flow.h (struct _edge_var_map): Add locus field.
14530 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14531 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14532 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14534 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14536 2009-07-30 Martin Jambor <mjambor@suse.cz>
14538 PR tree-optimization/40570
14539 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14540 use inlining loops.
14542 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14544 * ssa-loop-manip.c: Include langhooks.h.
14545 (rewrite_phi_with_iv): New.
14546 (rewrite_all_phi_nodes_with_iv): New.
14547 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14548 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14549 * tree-parloops.c (loop_parallel_p): Move out all conditions
14550 except dependency check.
14551 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14552 (gen_parallel_loop): Call canonicalize_loop_ivs without
14553 reduction_list argument.
14554 (build_new_reduction): New.
14555 (gather_scalar_reductions): New.
14556 (try_get_loop_niter): New.
14557 (try_create_reduction_list): New.
14558 (parallleize_loops): Change the parallel conditions check.
14559 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14560 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14562 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14564 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14566 * doc/options.texi (Option properties): Mention new quoting syntax.
14568 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14570 * config/alpha/alpha.c (alpha_start_function):
14571 Handle VMS_DEBUG_MAIN_POINTER
14572 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14573 * doc/invoke.texi: Document -mdebug-main switch.
14575 2009-07-29 Richard Henderson <rth@redhat.com>
14577 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14578 (cgraph_create_edge_including_clones): Likewise.
14579 * tree-inline.c (copy_bb): Operate on the correct edges
14580 when updating the callgraph.
14582 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14584 * config/alpha/vms-cc.c: Deleted.
14585 * config/alpha/vms-ld.c: Deleted.
14586 * config/alpha/t-vms64: Moved to config/vms
14587 * config/alpha/vms-crt0-64.c: Moved to config/vms
14588 * config/alpha/vms-crt0.c: Moved to config/vms
14589 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14590 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14591 * config/alpha/xm-vms.h: Moved to config/vms
14592 * config/alpha/x-vms: Moved to config/vms
14593 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14595 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14596 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14598 * config/vms/t-vms64: Moved here from config/alpha
14599 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14600 (argc,argv,envp): Enforce 32bit malloc'ing.
14601 * config/vms/vms-psxcrt0-64.c: Likewise.
14602 * config/vms/vms-crt0.c: Moved here from config/alpha.
14603 * config/vms/vms-psxcrt0.c: Likewise.
14604 * config/vms/vms-crtl-64.h: New file.
14605 * config/vms/vms-crtl.h: New file.
14606 * config/vms/vms.opt: New file.
14607 * config/vms/xm-vms64.h: New file.
14608 * config/vms/xm-vms.h: Moved here from config/alpha.
14609 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14611 * config/vms/x-vms: Moved here from config/alpha.
14612 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14613 (vms-ld.o, vms-cc.o): Removed.
14614 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14616 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14618 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14619 correct stack (obvious VMS fix).
14621 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14623 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14624 date, version info if VMS_DEBUGGING_INFO defined.
14625 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14626 size, date calculating code moved here.
14628 2009-07-29 Paul Brook <paul@codesourcery.com>
14630 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14633 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14636 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14637 to DImode when generating insq_le insn.
14639 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14641 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14642 New macro set for VMS_DEBUGGGING_INFO.
14643 (AT_string_form): Use it.
14645 2009-07-28 DJ Delorie <dj@redhat.com>
14647 * config/mep/mep.c (vtext_section): New.
14648 (vftext_section): New.
14649 (ftext_section): New.
14650 (mep_select_section): Add support for functions.
14651 (mep_unique_section): Likewise.
14652 (mep_asm_init_sections): Likewise.
14653 (mep_encode_section_info): Remove it from here.
14655 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14657 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14659 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14660 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14662 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14664 * dwarf2out.c (output_file_names): Test new macro
14665 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14666 (add_comp_dir_attribute): Likewise.
14668 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14670 * config/i386/mingw-w64.h (LINK_SPEC): Add
14671 separating space between commands.
14673 2009-07-28 Jan Hubicka <jh@suse.cz>
14675 PR tree-optimization/40759
14676 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14679 2009-07-27 DJ Delorie <dj@redhat.com>
14681 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14682 types are dword-aligned.
14683 (mep_expand_va_start): Likewise.
14685 2009-07-27 Olivier Hainque <hainque@adacore.com>
14686 Douglas B Rupp <rupp@gnat.com>
14688 * convert.c (convert_to_pointer): Don't assume the target
14689 pointer type is POINTER_SIZE long. Fetch its precision instead.
14691 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14693 * system.h (fopen): Undefine if macro.
14695 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14697 * dwarf2out.c (output_cfi_p): Removed.
14698 (output_cfis): New function.
14699 (output_fde): New function, split from output_call_frame_info.
14700 (output_call_frame_info): Use it.
14701 (dwarf2out_switch_text_section): Use output_cfis.
14703 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14705 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14706 TARGET_BI_ARCH is specified without enabling SJLJ.
14707 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14708 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14710 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14712 * arm.md (negdi2): Use DImode if forcing a value into a register.
14714 2009-07-26 Ira Rosen <irar@il.ibm.com>
14716 PR tree-optimization/40801
14717 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14718 of vector operand from the previous copy of vector statement.
14719 Pass the correct definition type value to
14720 vect_get_vec_def_for_stmt_copy().
14722 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14724 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14725 const char ** conversion.
14727 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14729 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14730 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14731 (gcc_unreachable): Invoke __builtin_unreachable() if
14732 !ENABLE_ASSERT_CHECKING.
14734 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14736 PR rtl-optimization/40445
14737 * emit-rtl.c (next_nonnote_insn_bb): New function.
14738 * rtl.h (next_nonnote_insn_bb): Declare new function.
14739 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14740 with no successors that is the successor of the ENTRY_BLOCK.
14741 Continue from the top after removing an empty fallthrough block.
14742 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14743 of next_nonnote_insn.
14745 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14747 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14749 2009-07-25 Martin Jambor <mjambor@suse.cz>
14751 * c-common.c (c_common_attribute_table): New element for noclone.
14752 (handle_noclone_attribute): New function. Forward-declare.
14753 * tree-inline.c (tree_versionable_function_p): Check for noclone
14755 * doc/extend.texi (Labels as Values): Document need for noclone.
14756 (Function Attributes): Document noclone attribute.
14758 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14760 PR rtl-optimization/34999
14761 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14762 and dw_fde_switched_cold_to_hot fields.
14763 (output_cfi_p): New function.
14764 (output_call_frame_info): If fde->dw_fde_switched_sections,
14765 output 2 FDEs instead of one with corrupted header.
14766 (dwarf2out_do_cfi_startproc): New function.
14767 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14768 and fde->dw_fde_switched_cold_to_hot.
14769 (dwarf2out_switch_text_section): Compute
14770 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14771 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14772 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14773 Otherwise, compute fde->dw_fde_switch_cfi.
14775 2009-07-24 Cary Coutant <ccoutant@google.com>
14777 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14779 2009-07-24 Cary Coutant <ccoutant@google.com>
14781 * cfghooks.c (split_block): Copy discriminator to new block.
14782 * tree-cfg.c (assign_discriminator): Check location of last
14783 instruction in block as well as first.
14785 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14787 * config/i386/linux.c: Use fputs or putc instead of fprintf
14789 * config/i386/gas.h: Ditto.
14790 * config/i386/x86-64.h: Ditto.
14791 * config/i386/att.h: Ditto.
14793 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14795 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14798 2009-07-24 Martin Jambor <mjambor@suse.cz>
14800 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14801 (ipa_push_func_to_list_1): Declare.
14802 (ipa_push_func_to_list): New function.
14804 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14805 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14806 (ipa_push_func_to_list): Removed.
14807 (ipa_pop_func_from_list): Clear node_enqueued flag.
14809 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14811 * config/s390/s390.c (override_options): Default
14812 max-unrolled-insns to 100 for z10 tuning.
14814 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14816 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14817 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14818 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14819 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14820 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14821 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14822 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14824 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14826 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14827 use default set in mingw32.h header.
14828 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14829 64-bit /mingw/include path.
14830 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14833 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14835 PR rtl-optimization/40209
14836 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14838 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14840 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14841 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14842 with the rest of string where appropriate. Use fputs or putc
14843 instead of fprintf where appropriate.
14845 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14846 Pat Haugen <pthaugen@us.ibm.com>
14847 Revital Eres <ERES@il.ibm.com>
14849 * config/rs6000/vector.md: New file. Move most of the vector
14850 expander support here from altivec.md to allow for the VSX vector
14851 unit in the future. Add support for secondary_reload patterns.
14852 Rewrite the patterns for vector comparison, and vector comparison
14853 predicate instructions so that the RTL expresses the desired
14854 behavior, instead of using unspec.
14856 * config/rs6000/constraints.md ("f" constraint): Use
14857 rs6000_constraints to hold the precalculated register class.
14858 ("d" constraint): Ditto.
14859 ("wd" constraint): New constraint for VSX.
14860 ("wf" constraint): Ditto.
14861 ("ws" constraint): Ditto.
14862 ("wa" constraint): Ditto.
14863 ("wZ" constraint): Ditto.
14864 ("j" constraint): Ditto.
14866 * config/rs6000/predicates.md (vsx_register_operand): New
14868 (vfloat_operand): New predicate for vector.md.
14869 (vint_operand): Ditto.
14870 (vlogical_operand): Ditto.
14871 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14872 (easy_vector_constant): Add VSX support.
14873 (altivec_indexed_or_indirect_operand): New predicate for
14874 recognizing Altivec style memory references with AND -16.
14876 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14877 for vector secondary reload support.
14878 (rs6000_vector_reg_class): Delete, replacing it with
14879 rs6000_constraints.
14880 (rs6000_vsx_reg_class): Ditto.
14881 (rs6000_constraints): New array to hold the register classes of
14882 each of the register constraints that can vary at runtime.
14883 (builtin_mode_to_type): New static array for builtin function type
14885 (builtin_hash_table): New static hash table for builtin function
14887 (TARGET_SECONDARY_RELOAD): Define target hook.
14888 (TARGET_IRA_COVER_CLASSES): Ditto.
14889 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14890 registers are 128 bits if VSX memory reference instructions are used.
14891 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14892 unit is being used.
14893 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14894 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14895 Print several of the scheduling related parameters.
14896 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14897 rs6000_constraints instead of rs6000_vector_reg_class. Move
14898 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14899 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14900 Altivec. Add VSX support. Setup for secondary reload support on
14901 Altivec/VSX registers.
14902 (rs6000_override_options): Make power7 set the scheduling groups
14903 like the power5. Add support for new debug switches to override
14904 the scheduling defaults. Temporarily disable -mcpu=power7 from
14905 setting -mvsx. Add support for debug switches -malways-hint,
14906 -msched-groups, and -malign-branch-targets.
14907 (rs6000_buitlin_conversion): Add support for returning unsigned
14908 vector conversion functions to fix regressions due to stricter
14910 (rs6000_builtin_mul_widen_even): Ditto.
14911 (rs6000_builtin_mul_widen_odd): Ditto.
14912 (rs6000_builtin_vec_perm): Ditto.
14913 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14914 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14915 to zero a register.
14916 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14917 generated upstream.
14918 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14919 VSX types for bit operations. Changes to accomidate vector.md.
14920 (bdesc_2arg): Ditto.
14921 (bdesc_1arg): Ditto.
14922 (struct builtin_description_predicates): Rewrite predicate
14923 handling so that RTL describes the operation, instead of passing
14924 the instruction to be used as a string argument.
14925 (bdesc_altivec_preds): Ditto.
14926 (altivec_expand_predicate_builtin): Ditto.
14927 (altivec_expand_builtin): Ditto.
14928 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14929 statement for vsldoi support.
14930 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14931 (altivec_expand_st_builtin): Ditto.
14932 (paired_expand_builtin): Whitespace changes.
14933 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14934 builtin_mode_to_type table for secondary reload. Call
14935 builtin_function_type to build random builtin functions.
14936 (altivec_init_builtins): Change to use builtin_function_type to
14937 create builtin function types dynamically as we need them.
14938 (builtin_hash_function): New support for hashing the tree types
14939 for builtin function as we need it, rather than trying to build
14940 all of the trees that we need. Add initial preliminary VSX support.
14941 (builtin_function_type): Ditto.
14942 (builtin_function_eq): Ditto.
14943 (builtin_hash_struct): Ditto.
14944 (rs6000_init_builtins): Ditto.
14945 (rs6000_common_init_builtins): Ditto.
14946 (altivec_init_builtins): Ditto.
14947 (rs6000_common_init_builtins): Ditto.
14948 (enum reload_reg_type): New enum for simplifing reg classes.
14949 (rs6000_reload_register_type): Simplify register classes into GPR,
14950 Vector, and other registers. Altivec and VSX addresses in reload.
14951 (rs6000_secondary_reload_inner): Ditto.
14952 (rs6000_ira_cover_classes): New target hook, that returns the
14953 appropriate cover classes, based on -mvsx being used or not.
14954 (rs6000_secondary_reload_class): Add VSX support.
14955 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14956 (get_vsel_insn): Ditto.
14957 (rs6000_emit_vector_compare): Rewrite vector conditional support
14958 so that where we can, we use RTL operators, instead of blindly use
14960 (rs6000_emit_vector_select): Ditto.
14961 (rs6000_emit_vector_cond_expr): Ditto.
14962 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14963 (create_TOC_reference): Add -mdebug=addr support.
14964 (emit_frame_save): VSX loads/stores need register indexed addressing.
14966 * config/rs6000/rs6000.md: Include vector.md.
14968 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14970 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14971 support for V2DI, V2DF in logical, permute, select operations.
14973 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14974 switch for vsx/power7.
14975 (-mvsx-scalar-memory): Ditto.
14976 (-mvsx-align-128): Ditto.
14977 (-mallow-movmisalign): Ditto.
14978 (-mallow-df-permute): Ditto.
14979 (-msched-groups): Ditto.
14980 (-malways-hint): Ditto.
14981 (-malign-branch-targets): Ditto.
14983 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14985 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14986 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14987 (rs6000_vector_reg_class): Delete.
14988 (rs6000_vsx_reg_class): Ditto.
14989 (enum rs6000_reg_class_enum): New enum for the constraints that
14990 vary based on target switches.
14991 (rs6000_constraints): New array to hold the register class for all
14992 of the register constraints that vary based on the switches used.
14993 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14994 (enum rs6000_builtins): Add unsigned varients for the builtin
14995 declarations returned by target hooks for expanding multiplies,
14996 select, and permute operations. Add VSX builtins.
14997 (enum rs6000_builtin_type_index): Add entries for VSX.
14998 (V2DI_type_node): Ditto.
14999 (V2DF_type_node): Ditto.
15000 (unsigned_V2DI_type_node): Ditto.
15001 (bool_long_type_node): Ditto.
15002 (intDI_type_internal_node): Ditto.
15003 (uintDI_type_internal_node): Ditto.
15004 (double_type_internal_node): Ditto.
15006 * config/rs6000/altivec.md (whole file): Move all expanders to
15007 vector.md from altivec.md. Rename insn matching functions to be
15009 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15010 (altivec_vcmp*): Ditto.
15011 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15012 (VM): New iterator for moves that includes the VSX types.
15013 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
15014 (altivec_vperm_<mode>_uns): New, for unsigned types.
15015 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15016 (altivec_eq<mode>): Ditto.
15017 (altivec_gt<mode>): Ditto.
15018 (altivec_gtu<mode>): Ditto.
15019 (altivec_eqv4sf): Ditto.
15020 (altivec_gev4sf): Ditto.
15021 (altivec_gtv4sf): Ditto.
15022 (altivec_vcmpbfp_p): Ditto.
15024 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
15026 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15029 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15032 * config/i386/i386.c (output_387_ffreep): Rewrite to use
15033 ASM_SHORT instead of .word.
15034 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15035 instead of .word in asm template.
15037 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
15040 * ira-lives.c (bb_has_abnormal_call_pred): New function.
15041 (process_bb_node_lives): Use it.
15043 * ira.c (setup_cover_and_important_classes): Don't setup
15044 ira_important_class_nums. Add cover classes to the end of
15046 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15048 (find_reg_class_closure): Use reorder_important_classes.
15050 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15052 * config/i386/i386.c (i386_ira_cover_classes): New function.
15053 (TARGET_IRA_COVER_CLASSES): Redefine.
15055 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15056 importance of order of cover classes in the array.
15058 2009-07-22 Diego Novillo <dnovillo@google.com>
15060 * tree-pass.h (TDF_EH): Define.
15061 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15062 contains TDF_EH, print the EH region number holding GS.
15063 * tree-dump.c (dump_options): Add "eh".
15064 * doc/invoke.texi: Document it.
15066 2009-07-22 Doug Kwan <dougkwan@google.com>
15068 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15070 2009-07-22 Michael Matz <matz@suse.de>
15072 PR tree-optimization/35229
15073 PR tree-optimization/39300
15075 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15076 (inhibit_phi_insertion): New function.
15077 (insert_into_preds_of_block): Call it for REFERENCEs.
15078 (init_pre): Initialize and finalize scalar evolutions.
15079 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15081 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15083 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15084 Use CONST_VECTOR_NUNITS to determine number of elements.
15086 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15088 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15089 (U, W): Constraints are now deprecated and will be removed if we
15090 run out of letters.
15091 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15093 ("prefetch"): Add the stcmh instruction for prefetching.
15094 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15096 (s390_short_displacement): Return always true if compiling for
15097 machines not providing the long displacement facility.
15098 (s390_mem_constraint): Support the new constraint letter Z.
15099 (s390_check_qrst_address): New function.
15101 2009-07-21 DJ Delorie <dj@redhat.com>
15103 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15106 2009-07-21 Jason Merrill <jason@redhat.com>
15108 * c-common.c (max_tinst_depth): Increase default to 1024.
15110 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15112 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15113 (vec_unpacku_float_lo_v4si): Ditto.
15115 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15118 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15119 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15120 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15121 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15123 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15125 PR tree-optimization/40813
15126 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15129 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15131 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15132 with a NOP_EXPR if needed.
15134 2009-07-21 Paul Brook <paul@codesourcery.com>
15136 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15137 Terminate debug dump with newline.
15139 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15141 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15142 Cast "1" to unsigned HOST_WIDE_INT.
15143 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15144 deposit length to the maximum length - lsb. Extend length if
15145 HOST_BITS_PER_WIDE_INT is 32.
15147 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15149 * cgraph.h (constant_pool_htab): New function.
15150 (constant_descriptor_tree): Move from varasm.c.
15151 * varasm.c (constant_pool_htab): New function.
15152 (constant_descriptor_tree): Move to cgraph.h.
15154 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15156 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15158 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15160 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15163 2009-07-20 Xinliang David Li <davidxl@google.com>
15165 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15167 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15169 * config/mips/mips.md (move_type): Add arith.
15170 (type): Handle arith.
15171 (zero_extendsidi2): Rename this into ...
15172 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15173 (zero_extendsidi2): New expander.
15174 (*zero_extendsidi2_dext): New pattern.
15176 2009-07-20 Nick Clifton <nickc@redhat.com>
15178 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15179 to set MIPS_ABI_DEFAULT.
15180 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15182 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15184 * tree-object-size.c (addr_object_size): Handle unions with
15185 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15187 PR tree-optimization/40792
15188 * tree.c (build_function_type_skip_args): Remove bogus assert.
15190 2009-07-20 Jan Hubicka <jh@suse.cz>
15191 Martin Jambor <mjambor@suse.cz>
15193 * cgraph.h (combined_args_to_skip): New field.
15194 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15195 combined_args_to_skip and args_to_skip.
15196 * tree-inline.c (update_clone_info): New function.
15197 (tree_function_versioning): Call update_clone_info.
15198 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15200 (cgraph_materialize_all_clones): More extensive dumping, working
15201 with combined_args_to_skip rather than args_to_skip.
15203 2009-07-20 Ira Rosen <irar@il.ibm.com>
15205 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15206 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15207 (get_initial_def_for_reduction): Likewise.
15208 (vectorizable_reduction): Skip the check of first operand in case
15209 of COND_EXPR. Add check that it is outer loop vectorization if
15210 nested cycle was detected. Call vectorizable_condition() for
15211 COND_EXPR. If reduction epilogue cannot be created do not fail for
15212 nested cycles (if it is not double reduction). Assert that there
15213 is only one type in the loop in case of COND_EXPR. Call
15214 vectorizable_condition() to vectorize COND_EXPR.
15215 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15216 Add parameters. Allow nested cycles if called from
15217 vectorizable_reduction(). Use reduction vector variable if provided.
15218 (vect_analyze_stmt): Call vectorizable_reduction() before
15219 vectorizable_condition().
15220 (vect_transform_stmt): Update call to vectorizable_condition().
15222 2009-07-20 Christian Bruel <christian.bruel@st.com>
15224 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15225 * doc/invoke.texi (-mfmovd): Likewise.
15226 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15228 2009-07-20 Jan Hubicka <jh@suse.cz>
15230 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15231 when handling SSA name.
15233 2009-07-19 Jan Hubicka <jh@suse.cz>
15235 PR tree-optimization/40676
15236 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15237 virtual PHIs in empty BBs.
15239 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15241 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15242 re-expanded the compound use gen_lowpart instead to convert to the
15245 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15247 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15248 OUTER_CONST arguments.
15249 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15250 the new wider mode will be masked off.
15251 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15253 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15255 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15256 high-order bits are zero.
15258 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15260 * combine.c (simplify_shift_const_1): Split code to determine
15261 shift_mode into ...
15262 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15263 new bits shifted in are identical to the old sign bit.
15265 2009-07-18 Richard Guenther <rguenther@suse.de>
15268 * gimplify.c (gimplify_call_expr): Reject code using results from
15269 functions returning void.
15271 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15273 * doc/md.texi: Document the new PowerPC "es" constraint.
15274 Document that "m" can include automodified addresses on this target,
15275 and explain how %U must be used. Extend the "Q" and "Z" documentation
15276 to suggest "es" as well as "m".
15277 * config/rs6000/constraints.md (es): New memory constraint.
15278 (Q, Z): Update strings to match new documentation.
15280 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15282 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15283 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15284 * config/rs6000/predicates.md (volatile_mem_operand): Use
15285 offsettable_nonstrict_memref_p.
15286 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15287 (*floatunssidf2_internal): Likewise.
15288 (*fix_truncdfsi2_internal): Likewise.
15289 (*fix_trunctfsi2_internal): Likewise.
15291 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15293 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15294 atmega32u2 devices.
15295 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15297 2009-07-17 Richard Guenther <rguenther@suse.de>
15300 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15301 (pass_warn_unused_result): Likewise.
15302 (TODO_set_props): Remove.
15303 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15305 (pass_diagnose_omp_blocks): Define.
15306 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15307 (c_gimple_diagnostics_recursively): Remove.
15308 (finish_function): Do not call it.
15309 (c_write_global_declarations): Continue after errors.
15310 Finalize the CU here.
15311 * c-gimplify.c (c_genericize): Do not gimplify here.
15312 * c-common.c (c_warn_unused_result): Move ...
15313 * tree-cfg.c (do_warn_unused_result): ... here.
15314 (run_warn_unused_result): New function.
15315 (gate_warn_unused_result): New function.
15316 (pass_warn_unused_result): New pass.
15317 * c-common.h (c_warn_unused_result): Remove.
15318 * flags.h (flag_warn_unused_result): Declare.
15319 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15320 * opts.c (flag_warn_unused_result): Initialize to false.
15321 * toplev.c (compile_file): Add comment.
15322 * omp-low.c (create_omp_child_function): Do not register
15323 the function with the frontend.
15324 (diagnose_omp_structured_block_errors): Prepare to be
15325 called as optimization pass.
15326 (gate_diagnose_omp_blocks): New function.
15327 (pass_diagnose_omp_blocks): New pass.
15328 * cgraph.h (cgraph_optimize): Remove.
15329 (cgraph_analyze_function): Likewise.
15330 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15331 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15332 before their parents here.
15333 (cgraph_finalize_function): Not here.
15334 (cgraph_analyze_function): Gimplify functions here.
15335 (cgraph_finalize_compilation_unit): Continue after errors.
15336 Optimize the callgraph from here.
15337 (cgraph_optimize): Make static.
15338 * langhooks.c (write_global_declarations): Finalize the CU.
15339 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15340 (gimplify_function_tree): Assert we gimplify only once.
15341 Set PROP_gimple_any property.
15342 * tree-nested.c (gimplify_all_functions): New function.
15343 (lower_nested_functions): Gimplify all nested functions.
15344 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15345 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15346 and pass_diagnose_omp_blocks after gimplification. Do not
15347 set TODO_set_props on all_lowering_passes.
15348 (execute_one_pass): Do not handle TODO_set_props.
15349 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15350 (gimplify.o): Add tree-pass.h dependency.
15351 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15352 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15353 (unsave_r): Likewise.
15354 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15355 temporary variable.
15357 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15359 * doc/service.texi (Service): Restore previously removed link,
15360 which isn't broken after all.
15362 2009-07-17 Richard Guenther <rguenther@suse.de>
15364 PR tree-optimization/40321
15365 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15366 PHI nodes to the maximal set.
15367 (make_values_for_phi): Add PHI arguments to the maximal set.
15368 (execute_pre): Dump PHI_GEN and the maximal set.
15370 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15373 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15376 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15378 * doc/extend.texi (Nested Functions): Replace broken link with
15380 * doc/service.texi (Service): Remove broken link.
15382 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15385 * builtins.c (expand_builtin_memcmp): Use loc instead of
15386 EXPR_LOCATION (exp).
15387 (expand_builtin_strncmp): Likewise.
15389 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15390 Manuel López-Ibáñez <manu@gcc.gnu.org>
15393 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15394 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15395 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15396 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15397 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15398 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15399 tree-inline.c, c-common.c, c-common.h, gimple.c,
15400 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15401 convert.c: Add location argument to fold_{unary,binary,ternary},
15402 fold_build[123], build_call_expr, build_size_arg,
15403 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15404 fold_build1_initializer, fold_build2_initializer,
15405 fold_build3_initializer, fold_build_call_array,
15406 fold_build_call_array_initializer, fold_single_bit_test,
15407 omit_one_operand, omit_two_operands, invert_truthvalue,
15408 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15409 combine_comparisons, fold_builtin_*, fold_call_expr,
15410 build_range_check, maybe_fold_offset_to_address, round_up,
15413 2009-07-16 Jason Merrill <jason@redhat.com>
15416 * c-common.c (c_common_reswords): Add __is_standard_layout
15418 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15419 * doc/implement-cxx.texi: New.
15420 * doc/gcc.texi: Include it.
15422 2009-07-16 DJ Delorie <dj@redhat.com>
15424 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15425 compares that may be indirectly affected by previous instructions.
15427 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15429 * builtins.c (do_mpc_arg2): New.
15430 (fold_builtin_2): Fold builtin cpow.
15431 * real.h (HAVE_mpc_pow): New.
15433 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15435 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15436 comparison to skip unprofitable schedule
15438 2009-07-16 Simon Baldwin <simonb@google.com>
15440 * gcc.c (option_map): New flag -no-canonical-prefixes.
15441 * (display_help): Print help text for new flag.
15442 * (process_command): Move options translation and language specifics
15443 and handle new flag early. Use it to set a function pointer to a
15444 prefix builder. Replace make_relative_prefix calls with calls to
15445 the function pointed to. Ignore new flag in regular options handling.
15446 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15448 2009-07-15 DJ Delorie <dj@redhat.com>
15450 * config/mep/mep.md (sibcall_internal): Change register to avoid
15451 argument registers.
15452 (sibcall_value_internal): Likewise.
15454 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15456 PR rtl-optimization/40710
15457 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15459 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15461 * config/mips/mips.md (*extenddi_truncate<mode>,
15462 *extendsi_truncate<mode>): Change type attribute to move_type
15463 with shift_shift. Split out code handling exts from here ...
15464 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15466 (*extendhi_truncateqi): Change type attribute to move_type with
15467 shift_shift. Split out code handling exts from here ...
15468 (*extendhi_truncateqi_exts): ... to this new pattern.
15470 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15472 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15473 instead of "and" with inverted sign bit mask value. Use
15474 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15475 Allocate registers only for operand 4 and operand 5.
15477 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15479 PR middle-end/40747
15480 * fold-const.c (fold_cond_expr_with_comparison): When folding
15481 < and <= to MIN, make sure the MIN uses the same type as the
15482 comparison's operands.
15484 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15486 * arm.md (ior_xor): New code iterator.
15487 (split for ior/xor with shift and zero-extend): New split pattern.
15488 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15490 2009-07-15 Richard Guenther <rguenther@suse.de>
15492 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15495 2009-07-15 Richard Guenther <rguenther@suse.de>
15497 PR middle-end/40753
15498 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15500 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15502 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15503 handle 2.6.30 kernel.
15505 2009-07-15 DJ Delorie <dj@redhat.com>
15507 * config/mep/mep.md (sibcall_internal): Change register to allow
15508 for 24-bit addresses.
15509 (sibcall_value_internal): Likewise.
15511 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15513 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15514 that are enabled/disabled by the flags introduced by a previous patch.
15516 2009-07-14 DJ Delorie <dj@redhat.com>
15518 * config/mep/mep.md (sibcall_internal): Include non-toggling
15520 (sibcall_value_internal): Likewise.
15522 2009-07-14 Taras Glek <tglek@mozilla.com>
15523 Rafael Espindola <espindola@google.com>
15525 * doc/sourcebuild.texi: Document install-plugin target.
15526 * configure.ac: Added install-plugin target to language makefiles.
15527 * configure: Regenerate.
15528 * Makefile.in (install-plugin): Install more headers,
15529 depend on lang.install-plugin.
15531 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15533 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15536 2009-07-14 DJ Delorie <dj@redhat.com>
15538 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15539 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15540 * config/mep/mep.md (sibcall_internal): Change test from
15541 mep_vliw_mode_match to mep_vliw_jmp_match.
15542 (sibcall_value_internal): Likewise.
15544 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15546 * config/i386/sse.md (copysign<mode>3): New expander.
15547 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15548 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15549 Use ix86_build_const_vector.
15550 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15551 IX86_BUILTIN_CPYSGNPD.
15552 (builtin_description): Add __builtin_ia32_copysignps and
15553 __builtin_ia32_copysignpd.
15554 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15555 and BUILT_IN_COPYSIGNF.
15557 2009-07-13 Jason Merrill <jason@redhat.com>
15559 * builtins.c (can_trust_pointer_alignment): New fn.
15560 (get_pointer_alignment): Factor it out from here.
15561 * tree.h: Declare it.
15563 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15565 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15568 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15572 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15574 2009-07-14 Richard Guenther <rguenther@suse.de>
15575 Andrey Belevantsev <abel@ispras.ru>
15577 PR middle-end/40745
15578 * cfgexpand.c (partition_stack_vars): Do not bother to update
15579 alias information when not optimizing.
15581 2009-07-14 Richard Guenther <rguenther@suse.de>
15582 Andrey Belevantsev <abel@ispras.ru>
15584 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15585 (pt_solution_set): Likewise.
15586 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15587 * tree-ssa-structalias.c (pt_solution_set): New function.
15588 * final.c (rest_of_clean_state): Free SSA data structures.
15589 * print-rtl.c (print_decl_name): Remove.
15590 (print_mem_expr): Implement in terms of print_generic_expr.
15591 * alias.c (ao_ref_from_mem): New function.
15592 (rtx_refs_may_alias_p): Likewise.
15593 (true_dependence): Query alias-export info.
15594 (canon_true_dependence): Likewise.
15595 (write_dependence_p): Likewise.
15596 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15598 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15599 (mem_expr_equal_p): Use operand_equal_p.
15600 (set_mem_attributes_minus_bitpos): Do not use
15601 component_ref_for_mem_expr.
15602 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15603 (update_alias_info_with_stack_vars): Likewise.
15604 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15605 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15606 explicitly nor clear stmt operands.
15607 Free the decl-to-pointer map.
15608 * tree-optimize.c (execute_free_datastructures): Do not free
15609 SSA data structures here.
15610 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15611 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15612 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15614 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15616 2009-07-13 DJ Delorie <dj@redhat.com>
15618 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15619 unrolling at the right iteration count.
15621 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15624 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15626 * haifa-sched.c (rank_for_schedule): Introduced flags to
15627 enable/disable individual scheduling heuristics.
15628 * common.opt: Introduced flags to enable/disable individual
15629 heuristics in the scheduler.
15630 * doc/invoke.texi: Introduced flags to enable/disable individual
15631 heuristics in the scheduler.
15633 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15635 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15636 config/i386/mingw-tls.c.
15637 * config/i386/mingw-tls.c: Removed.
15639 2009-07-13 Ira Rosen <irar@il.ibm.com>
15641 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15642 checks access only relevant statements.
15643 (vectorizable_reduction): Likewise.
15645 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15647 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15648 just for 32-bit case.
15650 2009-07-12 Jan Hubicka <jh@suse.cz>
15652 PR tree-optimization/40585
15653 * except.c (expand_resx_expr): When there already is resume
15654 instruction, produce linked list.
15655 (build_post_landing_pads): Assert that resume is empty.
15656 (connect_post_landing_pads): Handle resume lists.
15657 (dump_eh_tree): Dump resume list.
15659 2009-07-12 Ira Rosen <irar@il.ibm.com>
15661 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15662 with additional argument.
15663 * tree-vectorizer.h (enum vect_def_type): Add
15664 vect_double_reduction_def.
15665 (vect_is_simple_reduction): Add argument.
15666 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15668 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15669 vect_is_simple_reduction with additional argument.
15670 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15672 (reduction_code_for_scalar_code): Handle additional codes by
15673 returning ERROR_MARK for them. Fix comment and indentation.
15674 (vect_is_simple_reduction): Fix comment, add argument to specify
15675 double reduction. Detect double reduction.
15676 (get_initial_def_for_induction): Fix indentation.
15677 (get_initial_def_for_reduction): Fix comment and indentation.
15678 Handle double reduction. Create initial definitions that do not
15679 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15680 (vect_create_epilog_for_reduction): Fix comment, add argument to
15681 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15682 epilogue result extraction. Create double reduction phi node and
15683 replace relevant uses.
15684 (vectorizable_reduction): Call vect_is_simple_reduction with
15685 additional argument. Fix indentation. Update epilogue code treatment
15686 according to the changes in reduction_code_for_scalar_code. Check
15687 for double reduction. Call vect_create_epilog_for_reduction with
15688 additional argument.
15689 * tree-vect-stmts.c (process_use): Handle double reduction, update
15691 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15692 (vect_get_vec_def_for_operand): Likewise.
15694 2009-07-12 Danny Smith <dansmister@gmail.com>
15696 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15697 dllexport if !TREE_PUBLIC.
15698 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15700 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15702 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15703 (avr_extra_arch_macro) Remove declatation.
15704 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15705 (avr_extra_arch_macro) Declare as static.
15706 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15708 2009-07-11 Jan Hubicka <jh@suse.cz>
15710 PR middle-end/48388
15711 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15713 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15716 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15717 cold_in_std_section bits.
15718 (dwarf2out_begin_prologue): Initialize them.
15719 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15720 if already covered by text_section or cold_text_section range.
15722 PR rtl-optimization/40667
15723 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15724 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15725 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15726 * config/i386/i386.c (ix86_minimum_alignment): New function.
15727 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15728 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15729 * emit-rtl.c (gen_reg_rtx): Likewise.
15730 * function.c (assign_parms): Likewise. If nominal_type needs
15731 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15732 rather than passed_type's alignment.
15735 * function.c (assign_parm_setup_stack): Adjust
15736 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15737 from nominal_mode on big endian.
15739 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15741 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15743 2009-07-10 DJ Delorie <dj@redhat.com>
15745 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15747 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15749 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15751 (thumb2_cbnz): Likewise.
15753 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15756 * config.gcc (supported_defaults): Add synci.
15757 (with_synci): Add validation.
15758 (all_defaults): Add synci.
15759 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15762 * config/mips/mips.opt (msynci): New option.
15763 * config/mips/mips.c (mips_override_options): Warn on use of
15764 -msynci for targets that do now support it.
15765 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15767 * gcc/doc/invoke.texi (-msynci): Document the new option.
15768 * doc/install.texi (--with-synci): Document the new option.
15770 2009-07-10 Richard Guenther <rguenther@suse.de>
15772 PR tree-optimization/40496
15773 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15774 the PHI result with a compatible type.
15776 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15780 * c.opt (Wunused-result): New.
15781 * doc/invoke.texi: Document it.
15782 * c-common.c (c_warn_unused_result): Use it.
15784 2009-07-09 DJ Delorie <dj@redhat.com>
15786 * targhooks.c (default_target_can_inline_p): Rename from
15787 default_target_option_can_inline_p.
15788 * targhooks.h (default_target_can_inline_p): Likewise.
15789 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15790 TARGET_OPTION_CAN_INLINE_P.
15791 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15792 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15793 (mep_target_can_inline_p): Rename from
15794 mep_target_option_can_inline_p.
15797 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15798 registers used to pass vectors.
15800 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15802 2009-07-09 Tom Tromey <tromey@redhat.com>
15804 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15805 * config/mmix/mmix.c: Include dwarf2.h.
15806 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15807 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15808 * config/sh/sh.c: Include dwarf2.h.
15809 * config/i386/i386.c: Include dwarf2.h.
15810 * Makefile.in (DWARF2_H): Remove 'elf'.
15811 * except.c: Include dwarf2.h.
15812 * unwind-dw2.c: Include dwarf2.h.
15813 * dwarf2out.c: Include dwarf2.h.
15814 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15815 * unwind-dw2-fde.c: Include dwarf2.h.
15816 * dwarf2asm.c: Include dwarf2.h.
15818 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15820 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15821 (max_issue): Use it.
15822 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15824 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15825 (region_sched_info): Update.
15826 * sched-ebb.c (ebb_sched_info): Update.
15827 * modulo-sched.c (sms_sched_info): Update.
15828 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15830 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15832 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15834 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15836 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15838 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15840 PR middle-end/40692
15841 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15842 arg1 with arg01 if arg1 is already INTEGER_CST.
15844 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15846 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15847 Transform (and (truncate)) into (truncate (and)).
15849 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15851 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15852 creating LHS paradoxical subregs. Fix surrounding returns to
15853 use NULL_RTX rather than 0.
15855 2009-07-08 DJ Delorie <dj@redhat.com>
15857 * config/mep/mep.c (mep_option_can_inline_p): New.
15858 (TARGET_OPTION_CAN_INLINE_P): Define.
15860 2009-07-08 Mark Wielaard <mjw@redhat.com>
15863 * dwarf2out.c (add_data_member_location_attribute): When we have
15864 only a constant offset don't emit a new location description using
15865 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15868 2009-07-08 Richard Henderson <rth@redhat.com>
15871 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15872 (enum reg_class): Add CLOBBERED_REGS.
15873 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15874 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15875 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15876 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15877 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15878 force 64-bit sibcalls into R11.
15879 * config/i386/constraints.md (U): New constraint.
15880 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15881 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15882 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15884 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15886 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15888 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15889 * ebitmap.h (dump_ebitmap): Ditto.
15890 * optabs.h (optab_libfunc): Ditto.
15891 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15892 * tree-flow.h (vect_can_force_dr_alignment_p,
15893 get_vectype_for_scalar_type): Ditto.
15894 (vectorize_loops): Move prototype to ...
15895 * tree-vectorizer.h: ... here. Also, adjust comment.
15896 (vect_set_verbosity_level): Remove duplicate prototype.
15897 * tree-ssa-loop.c: Include tree-vectorizer.h.
15898 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15900 2009-07-08 Nick Clifton <nickc@redhat.com>
15902 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15905 2009-07-08 DJ Delorie <dj@redhat.com>
15907 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15908 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15909 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15911 * config/mep/intrinsics.md: Regenerated.
15912 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15913 registers when asm() or calls are detected.
15915 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15918 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15920 * gimple (gimple_build_call_from_tree): Likewise.
15921 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15922 no_warning flag before warning.
15924 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15926 * tree.c (set_expr_locus): Remove.
15927 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15928 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15930 * gimplify.c (internal_get_tmp_var): Likewise.
15931 (gimplify_call_expr): Likewise.
15932 (gimplify_one_sizepos): Likewise.
15934 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15937 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15938 to variables for debugging purposes.
15940 2009-06-23 Mark Loeser <mark@halcy0n.com>
15943 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15945 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15947 * pretty-print.c (pp_base_format): Remove %J.
15948 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15949 gcc_cxxdiag_char_table): Likewise.
15950 (init_dynamic_diag_info): Likewise.
15952 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15954 * pretty-print.c (pp_base_format): Remove %H.
15955 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15956 gcc_cxxdiag_char_table): Likewise.
15957 (init_dynamic_diag_info): Likewise.
15958 * config/mep/mep.c (mep_select_section): Likewise.
15960 2009-07-07 Duncan Sands <baldrick@free.fr>
15962 * final.c (pass_clean_state): Give the pass a name.
15963 * passes.c (pass_rest_of_compilation): Likewise.
15964 * tree-optimize.c (pass_all_optimizations): Likewise.
15966 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15968 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15969 an extra 'decl' for error_at.
15971 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15973 PR middle-end/40669
15974 * tree-tailcall.c (adjust_return_value_with_ops,
15975 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15976 if it has complex or vector type.
15978 2009-07-07 Olivier Hainque <hainque@adacore.com>
15980 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15983 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15985 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15987 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15989 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15990 * c-decl.c: Likewise.
15991 * function.c: Likewise.
15992 * varasm.c: Likewise.
15993 * tree-ssa.c: Likewise.
15994 * c-common.c: Likewise.
15995 * tree-cfg.c: Likewise.
15996 * config/spu/spu.c: Likewise.
15997 * config/ia64/ia64.c: Likewise.
15998 * config/v850/v850.c: Likewise.
16000 2009-07-06 DJ Delorie <dj@redhat.com>
16002 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
16003 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16004 unspecified accesses to control registers.
16005 * config/mep/intrinsics.md: Regenerate.
16006 * config/mep/intrinsics.h: Regenerate.
16007 * config/mep/mep-intrin.h: Regenerate.
16009 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16011 * c-lex.c: Replace %H by an explicit location. Update all calls.
16012 * c-common.c: Likewise.
16013 * c-decl.c: Likewise.
16014 * c-typeck.c: Likewise.
16015 * fold-const.c: Likewise.
16016 * gimplify.c: Likewise.
16017 * stmt.c: Likewise.
16018 * tree-cfg.c: Likewise.
16019 * tree-ssa-loop-niter.c: Likewise.
16020 * tree-vrp.c: Likewise.
16021 * value-prof.c: Likewise.
16023 2009-07-06 Diego Novillo <dnovillo@google.com>
16025 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16026 if it has one. Handle cases where VAR does not have an
16027 annotation or cfun is NULL.
16029 2009-07-06 Diego Novillo <dnovillo@google.com>
16031 * tree.c: Include debug.h.
16032 (initialize_tree_contains_struct): New.
16033 (init_ttree): Call it.
16034 (tree_node_structure_for_code): Factor out of ...
16035 (tree_node_structure): ... here.
16036 * treestruct.def (TS_PHI_NODE): Remove.
16037 (TS_GIMPLE_STATEMENT): Remove.
16039 2009-07-06 Diego Novillo <dnovillo@google.com>
16041 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16042 (debug_tree_chain): Handle cycles.
16044 2009-07-06 Nick Clifton <nickc@redhat.com>
16045 DJ Delorie <dj@redhat.com>
16047 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16048 __FMOVD_ENABLED__ is defined.
16050 (TARGET_FMOVD): Provide a default definition.
16051 (MASK_FMOVD): Likewise.
16052 (TARGET_CPU_CPP_BUILTINS): Define
16053 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16054 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16055 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16056 (split for DF load from memory into register): Also handle
16057 MEMs which consist of REG+DISP addressing.
16058 (split for DF store from register to memory): Likewise.
16059 (movsf_ie): Always use single fp_mode.
16060 * config/sh/sh.c (sh_override_options): Do not automatically
16061 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16062 that to the -mfmovd command line switch.
16063 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16064 (fldi_ok): Always allow.
16065 * config/sh/sh.opt (mfmovd): Remove this switch.
16066 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16068 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
16069 Kaz Kojima <kkojima@gcc.gnu.org>
16071 PR rtl-optimization/30807
16072 * postreload.c (reload_combine): For every new use of REG_SUM,
16073 record the use of BASE.
16075 2009-07-06 Jan Hubicka <jh@suse.cz>
16077 * params.def: Revert my accidental commit at 2009-06-30.
16079 2009-07-04 Ian Lance Taylor <iant@google.com>
16082 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16084 (mingw_format_attribute_overrides): Likewise.
16086 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16089 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16090 don't check cfa.reg. Instead of cfa.indirect use
16091 fde && fde->drap_reg != INVALID_REGNUM test.
16093 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16095 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16097 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16100 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16102 2009-07-03 Richard Guenther <rguenther@suse.de>
16104 PR tree-optimization/40640
16105 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16108 2009-07-03 Jan Hubicka <jh@suse.cz>
16110 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16111 for size, reduce amount of inlining.
16113 2009-07-03 Richard Guenther <rguenther@suse.de>
16115 PR middle-end/34163
16116 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16117 if t +- x is known to not overflow and the conversion widens the
16119 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16121 2009-07-03 Jan Hubicka <jh@suse.cz>
16123 * ipa-pure-const.c (analyze): Update loop optimizer init.
16124 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16125 try_remove_empty_loop, remove_empty_loops): Remove.
16126 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16127 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16128 to mark regular loops as neccesary.
16129 (degenerate_phi_p): New function.
16130 (propagate_necessity, remove_dead_phis): Use it.
16131 (forward_edge_to_pdom): Likewise.
16132 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16133 virtual PHI nodes that became unreachable.
16134 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16135 * tree-flow.h (remove_empty_loops): Remove.
16136 * passes.c (init_optimization_passes): Remove.
16138 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16140 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16141 can_create_pseudo_p.
16142 (*fix_trunc<mode>_i387_1): Ditto.
16143 (*floathi<mode>2_1): Ditto.
16144 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16145 (*fistdi2_1): Ditto.
16146 (*fist<mode>2_1): Ditto.
16147 (frndintxf2_floor): Ditto.
16148 (*fist<mode>2_floor_1): Ditto.
16149 (frndintxf2_ceil): Ditto.
16150 (*fist<mode>2_ceil_1): Ditto.
16151 (frndintxf2_trunc): Ditto.
16152 (frndintxf2_mask_pm): Ditto.
16153 (fxam<mode>2_i387_with_temp): Ditto.
16154 * config/i386/sse.md (mulv16qi3): Ditto.
16155 (*sse2_mulv4si3): Ditto.
16157 (sse4_2_pcmpestr): Ditto.
16158 (sse4_2_pcmpistr): Ditto.
16160 2009-07-03 Jan Hubicka <jh@suse.cz>
16162 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16163 (mark_stmt_necessary): Set it.
16164 (mark_operand_necessary): Set it.
16165 (mark_control_dependent_edges_necessary): Set it.
16166 (mark_virtual_phi_result_for_renaming): New function.
16167 (get_live_post_dom): New function.
16168 (forward_edge_to_pdom): New function.
16169 (remove_dead_stmt): Fix handling of control dependences.
16170 (tree_dce_init): Init new bitmap.
16171 (tree_dce_done): Free it.
16173 2009-07-02 Richard Guenther <rguenther@suse.de>
16176 * tree-ssa-structalias.c (new_var_info): Initialize
16179 2009-07-02 Jan Hubicka <jh@suse.cz>
16181 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16184 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16186 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16187 instead of recomputing it. Adjust calls.
16188 (emit_store_flag): Adjust recursive calls.
16190 2009-07-02 Richard Guenther <rguenther@suse.de>
16192 * tree-ssa-live.c (remove_unused_locals): Do not remove
16194 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16195 of DECL_EXTERNAL for HEAP variables.
16196 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16197 HEAP variables. Do not adjust RESTRICT vars.
16198 (find_what_var_points_to): Nobody cares if something
16199 points to READONLY.
16201 2009-07-02 Ben Elliston <bje@au.ibm.com>
16203 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16204 pc_low and pc_high declarations to the top of the function.
16206 2009-07-01 DJ Delorie <dj@redhat.com>
16208 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16209 registers as fixed.
16210 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16211 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16212 unspecified accesses to control registers.
16213 * config/mep/intrinsics.md: Regenerate.
16214 * config/mep/intrinsics.h: Regenerate.
16215 * config/mep/mep-intrin.h: Regenerate.
16217 2009-07-01 Anthony Green <green@moxielogic.com>
16219 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16220 instruction when possible.
16221 (moxie_expand_prologue): Ditto. Also, save an instruction and
16222 some complexity by popping off of $r12 instead of $sp.
16223 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16226 2009-07-01 Richard Henderson <rth@redhat.com>
16229 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16230 contained no insns, reposition note before last insn.
16232 2009-07-01 Richard Henderson <rth@redhat.com>
16235 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16236 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16238 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16241 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16242 darwin9 for printing reg addresses with %y.
16244 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16246 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16247 truncation from operands in binary operations.
16249 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16252 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16253 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16254 subreg of op0 to the original op0.
16256 * expmed.c (store_bit_field_1): Use a temporary as the destination
16257 instead of a paradoxical subreg when we need to truncate the result.
16259 2009-07-01 DJ Delorie <dj@redhat.com>
16261 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16262 names to VLIW variants.
16263 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16264 * config/mep/intrinsics.md: Regenerate.
16265 * config/mep/intrinsics.h: Regenerate.
16266 * config/mep/mep-intrin.h: Regenerate.
16268 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16271 * jump.c (returnjump_p): Revert last patch.
16272 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16274 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16277 * pa.md (casesi32p): Use jump table label to determine the offset
16279 (casesi64p): Likewise.
16281 * pa.c (forward_branch_p): Return bool type. Use instruction
16282 addresses when available. Assert that INSN has a jump label.
16283 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16286 2009-07-01 Richard Guenther <rguenther@suse.de>
16288 PR tree-optimization/19831
16289 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16290 that only act as barriers do not make any previous stores necessary.
16291 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16292 HEAP variables global, do not add a constraint from nonlocal.
16293 (find_func_aliases): Handle escapes through return statements.
16294 (compute_points_to_sets): Make escaped HEAP variables global.
16296 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16299 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16300 after reducing a DImode cstore to SImode.
16302 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16304 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16305 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16307 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16309 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16310 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16312 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16313 and umod_optab if TARGET_BSD_DIVMOD.
16314 * config/vax/lib1funcs.asm: New file.
16315 * config/vax/t-linux: New file.
16316 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16318 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16321 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16322 to type arguments that have void type.
16325 * dwarf2out.c (gen_formal_parameter_die): Call
16326 equate_decl_number_to_die if node is different from origin.
16328 2009-06-30 Anthony Green <green@moxielogic.com>
16330 Clean up moxie port for --enable-build-with-cxx.
16331 * config/moxie/moxie.c (moxie_function_value): First two
16332 parameters are const_tree, not tree.
16333 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16334 (REG_CLASS_NAMES): Ditto.
16335 (REGNO_REG_CLASS): Ditto.
16336 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16337 (moxie_function_value): Fix constyness of arguments.
16339 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16341 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16342 finalize_size_functions before further processing.
16343 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16344 (variable_size): Call self_referential_size on size expressions
16345 that contain a PLACEHOLDER_EXPR.
16346 (size_functions): New static variable.
16347 (copy_self_referential_tree_r): New static function.
16348 (self_referential_size): Likewise.
16349 (finalize_size_functions): New global function.
16350 * tree.c: Include tree-inline.h.
16351 (push_without_duplicates): New static function.
16352 (find_placeholder_in_expr): New global function.
16353 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16355 <tcc_expression>: Likewise.
16356 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16357 the call in the expression.
16358 * tree.h (finalize_size_functions): Declare.
16359 (find_placeholder_in_expr): Likewise.
16360 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16361 (substitute_placeholder_in_expr): Update comment.
16362 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16364 (copy_tree_body_r): Likewise.
16365 (copy_tree_body): New static function.
16366 (maybe_inline_call_in_expr): New global function.
16367 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16368 (maybe_inline_call_in_expr): Declare.
16369 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16370 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16373 2009-06-30 Richard Guenther <rguenther@suse.de>
16375 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16377 (propagate_necessity): Do not mark reaching defs of stores
16380 2009-06-30 Jan Hubicka <jh@suse.cz>
16382 * cfgloopanal.c (check_irred): Move into ...
16383 (mark_irreducible_loops): ... here; return true if ireducible
16385 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16386 (analyze_function): Try to prove loop finiteness.
16387 * cfgloop.h (mark_irreducible_loops): Update prototype.
16388 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16390 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16392 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16394 2009-06-30 Ira Rosen <irar@il.ibm.com>
16396 PR tree-optimization/40542
16397 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16400 2009-06-30 Martin Jambor <mjambor@suse.cz>
16402 PR tree-optimization/40582
16403 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16404 than useless_type_conversion_p.
16405 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16408 2009-06-30 Martin Jambor <mjambor@suse.cz>
16410 PR middle-end/40554
16411 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16413 2009-06-30 Richard Guenther <rguenther@suse.de>
16415 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16416 use ao_ref references.
16417 (walk_aliased_vdefs): Likewise.
16418 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16419 * tree-ssa-dce.c (struct ref_data): Remove.
16420 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16421 (mark_aliased_reaching_defs_necessary): Adjust.
16422 (mark_all_reaching_defs_necessary_1): Likewise.
16424 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16427 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16428 (emit_store_flag_1): Extract from emit_store_flag, adjust
16429 calls to (what now is) emit_cstore.
16430 (emit_store_flag): Call emit_store_flag_1 and also use it
16431 for what used to be recursive calls.
16433 2009-06-30 Wei Guozhi <carrot@google.com>
16436 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16437 if the target bb post dominates from bb.
16438 * config/i386/i386.c (memory_address_length): Check existence of base
16439 register before using it.
16441 2009-06-30 Nick Clifton <nickc@redhat.com>
16442 DJ Delorie <dj@redhat.com>
16444 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16445 __FMOVD_ENABLED__ is defined.
16447 (TARGET_FMOVD): Provide a default definition.
16448 (MASK_FMOVD): Likewise.
16449 (TARGET_CPU_CPP_BUILTINS): Define
16450 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16451 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16452 two fmov instructions depending upon whether TARGET_FMOVD is
16454 (split for DF load from memory into register): Also handle
16455 MEMs which consist of REG+DISP addressing.
16456 (split for DF store from register to memory): Likewise.
16457 * config/sh/sh.opt (mfmovd): Remove this switch.
16458 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16459 * config/sh/sh.c (sh_override_options): Do not automatically
16460 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16461 that to the -mfmovd command line switch.
16463 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16465 (fldi_ok): Always allow.
16466 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16468 2009-06-29 DJ Delorie <dj@redhat.com>
16470 * doc/install.texi (mep-x-elf): Correct chip's full name.
16472 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16474 * doc/extend.texi: Fix typo.
16476 2009-06-29 Tom Tromey <tromey@redhat.com>
16478 * dwarf2.h: Remove.
16479 * Makefile.in (DWARF2_H): New variable.
16480 (except.o): Use it.
16481 (dwarf2out.o): Likewise.
16482 (dwarf2asm.o): Likewise.
16483 * config/i386/t-i386: Use DWARF2_H.
16484 * except.c: Include elf/dwarf2.h.
16485 * unwind-dw2.c: Include elf/dwarf2.h.
16486 * dwarf2out.c: Include elf/dwarf2.h.
16487 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16488 <dtprel>: New field.
16489 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16490 (size_of_loc_descr): Likewise.
16491 (output_loc_operands_raw): Likewise.
16492 (output_loc_operands): Handle new dtprel field.
16493 (loc_checksum): Update.
16494 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16495 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16496 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16497 * dwarf2asm.c: Include elf/dwarf2.h.
16498 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16499 * config/mmix/mmix.c: Include elf/dwarf2.h.
16500 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16501 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16502 * config/sh/sh.c: Include elf/dwarf2.h.
16503 * config/i386/i386.c: Include elf/dwarf2.h.
16505 2009-06-29 DJ Delorie <dj@redhat.com>
16507 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16509 * doc/extend.texi: Add MeP attributes and pragmas.
16510 * doc/invoke.text: Add MeP Options.
16511 * doc/contrib.texi: Add MeP contribution.
16512 * doc/md.texi: Add MeP constraints.
16513 * doc/install.texi: Add MeP target.
16515 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16517 * target.h (struct gcc_target): Add frame_pointer_required field.
16518 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16519 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16520 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16522 * reload1.c (update_eliminables): (Ditto.).
16523 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16524 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16525 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16527 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16529 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16530 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16531 (arm_frame_pointer_required): New function.
16533 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16534 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16535 (avr_frame_pointer_required_p): Declare as static.
16536 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16538 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16539 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16540 (bfin_frame_pointer_required): Make as static, change return type
16542 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16544 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16545 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16546 (cris_frame_pointer_required): New function.
16548 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16550 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16551 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16552 (fr30_frame_pointer_required): New function.
16554 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16555 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16556 (frv_frame_pointer_required): Make as static, change return type
16558 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16560 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16561 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16562 (ix86_frame_pointer_required): Make as static, change return type to
16564 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16566 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16567 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16569 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16571 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16573 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16575 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16576 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16577 (mips_frame_pointer_required): Make as static.
16578 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16580 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16581 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16582 (mmix_frame_pointer_required): Mew function.
16584 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16585 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16587 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16589 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16591 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16593 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16594 (CAN_ELIMINATE): Redefine.
16595 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16596 (sparc_frame_pointer_required): New function.
16597 (sparc_can_eliminate): New function.
16598 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16600 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16601 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16603 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16604 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16605 (xtensa_frame_pointer_required): Make as static, change return type
16607 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16610 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16612 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16613 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16614 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16615 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16616 (register_callback): Handle PLUGIN_START_UNIT.
16617 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16619 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16621 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16623 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16624 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16626 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16628 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16631 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16633 * doc/extend.texi (Additional Floating Types): __float128 is also
16634 supported on i386 targets.
16636 2009-06-29 Richard Guenther <rguenther@suse.de>
16638 PR middle-end/14187
16639 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16641 (pt_solutions_same_restrict_base): Declare.
16642 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16644 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16645 (make_constraint_from, make_copy_constraint): Move earlier.
16646 (make_constraint_from_heapvar): New function.
16647 (make_constraint_from_restrict): Likewise.
16648 (handle_lhs_call): Use it.
16649 (find_func_aliases): Use it to track conversions to restrict
16650 qualified pointers.
16651 (struct fieldoff): Add only_restrict_pointers flag.
16652 (push_fields_onto_fieldstack): Initialize it.
16653 (create_variable_info_for): Track global restrict qualified pointers.
16654 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16655 Track restrict qualified pointer arguments.
16656 (set_uids_in_ptset): Use varinfo is_global_var flag.
16657 (find_what_var_points_to): Set the vars_contains_restrict flag.
16658 Always create the points-to solution for sets including restrict tags.
16659 (pt_solutions_same_restrict_base): New function.
16660 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16661 qualified pointers use pt_solutions_same_restrict_base as
16662 additional source for disambiguation.
16664 2009-06-29 Richard Guenther <rguenther@suse.de>
16666 PR middle-end/38212
16667 * alias.c (find_base_decl): Remove.
16668 (get_deref_alias_set_1): Remove restrict handling.
16669 * c-common.c (c_apply_type_quals_to_decl): Do not set
16670 DECL_POINTER_ALIAS_SET.
16671 * gimplify.c (find_single_pointer_decl_1): Remove.
16672 (find_single_pointer_decl): Likewise.
16673 (internal_get_tmp_var): Remove restrict handling.
16674 (gimple_regimplify_operands): Likewise.
16675 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16676 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16677 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16678 * tree.c (restrict_base_for_decl): Remove.
16679 (init_ttree): Do not allocate it.
16680 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16681 LABEL_DECL_UID for label decls.
16682 (copy_node_stat): Do not copy restrict information.
16683 (decl_restrict_base_lookup): Remove.
16684 (decl_restrict_base_insert): Likewise.
16685 (print_restrict_base_statistics): Likewise.
16686 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16687 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16688 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16689 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16690 (LABEL_DECL_UID): Adjust.
16691 (DECL_BASED_ON_RESTRICT_P): Remove.
16692 (DECL_GET_RESTRICT_BASE): Likewise.
16693 (SET_DECL_RESTRICT_BASE): Likewise.
16694 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16696 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16697 instead of DECL_POINTER_ALIAS_SET.
16698 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16699 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16700 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16702 2009-06-29 Richard Guenther <rguenther@suse.de>
16704 PR tree-optimization/40579
16705 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16706 the IL to simplify has constants that overflowed.
16708 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16710 PR tree-optimization/40550
16711 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16712 vector_compute_type only when the size of vector_compute_type is
16713 less than the size of type.
16715 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16717 * fold-const.c (contains_label_1): Fix comments.
16718 (contains_label_p): Do not walk trees multiple time.
16720 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16722 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16723 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16724 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16725 ix86_fp_comparison_operator.
16726 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16727 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16728 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16729 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16730 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16731 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16732 (related splits): Change predicate to ix86_fp_comparison_operator.
16733 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16734 instead of ix86_fp_comparison_codes.
16735 (ix86_trivial_fp_comparison_operator,
16736 ix86_fp_comparison_operator): New.
16737 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16738 (ix86_expand_compare): Eliminate last two parameters.
16739 (ix86_fp_jump_nontrivial_p): Kill.
16740 * config/i386/i386.c (put_condition_code): Eliminate call to
16741 ix86_fp_comparison_codes and subsequent assertion.
16742 (ix86_fp_comparison_codes): Eliminate.
16743 (ix86_fp_swap_condition): New.
16744 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16745 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16746 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16747 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16748 and ix86_fp_swap_condition.
16749 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16750 Use ix86_fp_comparison_strategy.
16751 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16752 (ix86_fp_jump_nontrivial_p): Eliminate.
16753 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16754 call to ix86_expand_compare.
16755 (ix86_split_fp_branch, ix86_expand_setcc,
16756 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16757 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16759 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16761 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16762 related to jump_clobbers.
16763 * config/arm/arm.md (conds): Remove jump_clob case.
16764 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16765 splits): Change comparison_operator to arm_comparison_operator.
16766 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16769 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16771 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16772 condition for floating point modes.
16773 * expmed.c (emit_store_flag_1): Move here a bigger part
16774 of emit_store_flag.
16775 (emit_store_flag): Try swapping the condition for floating point
16777 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16779 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16781 * expr.c (expand_expr_real_1): Just use do_store_flag.
16782 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16783 emit_store_flag_force.
16784 * expmed.c (emit_store_flag_force): Copy here trick
16785 previously in expand_expr_real_1. Try reversing the comparison.
16786 (emit_store_flag_1): Work if target is NULL.
16787 (emit_store_flag): Work if target is NULL, using the result mode
16788 from the comparison. Use split_comparison, restructure final part
16789 to simplify conditionals.
16791 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16793 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16794 * dojump.c (do_jump): Change handling of floating-point
16795 ops to use just do_compare_and_jump.
16796 (split_comparison): New.
16797 (do_compare_rtx_and_jump): Add here logic coming previously
16798 in do_jump, using split_comparison.
16800 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16803 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16805 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16807 * tree-ssa-alias.c: Fix unintentional commit.
16809 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16811 * passes.c (execute_one_pass): Fix unintentional commit.
16813 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16815 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16816 (df_rd_local_compute, df_md_local_compute): Inline them.
16818 (df_md_scratch): New.
16819 (df_md_alloc, df_md_free): Allocate/free it.
16820 (df_md_local_compute): Only include live registers in init.
16821 (df_md_transfer_function): Prune the in-set computed by
16822 the confluence function, and the gen-set too.
16824 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16826 PR rtl-optimization/26854
16827 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16828 * df-problems.c (df_rd_add_problem): Fix comment.
16829 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16830 df_md_simulate_artificial_defs_at_top,
16831 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16832 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16833 df_md_transfer_function, df_md_init, df_md_confluence_0,
16834 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16835 problem_MD, df_md_add_problem): New.
16836 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16837 df_md_get_bb_info): New.
16838 (DF_LAST_PROBLEM_PLUS1): Adjust.
16840 * Makefile.in (fwprop.o): Include domwalk.h.
16841 * fwprop.c: Include domwalk.h.
16842 (reg_defs, reg_defs_stack): New.
16843 (bitmap_only_bit_between): Remove.
16844 (process_defs): New.
16845 (process_uses): Use reg_defs and local_md instead of
16846 bitmap_only_bit_between and local_rd.
16847 (single_def_use_enter_block): New, from build_single_def_use_links.
16848 (single_def_use_leave_block): New.
16849 (build_single_def_use_links): Remove code moved to
16850 single_def_use_enter_block, invoke domwalk.
16851 (use_killed_between): Adjust comment.
16853 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16855 * bitmap.h (bitmap_ior_and_into): New.
16856 * bitmap.c (bitmap_ior_and_into): New.
16858 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16860 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16861 before_dom_children_before_stmts and after_dom_children_after_stmts.
16862 Rename the two remaining callbacks to just before_dom_children and
16863 after_dom_children. Remove other GIMPLE statement walking bits.
16864 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16865 * graphite.c: Do not include domwalk.h.
16866 * tree-into-ssa.c (interesting_blocks): New global.
16867 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16868 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16869 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16870 now that they're not domwalk callbacks.
16871 (rewrite_initialize_block): Rename to...
16872 (rewrite_enter_block): ... this, place after called functions. Test
16873 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16874 (rewrite_finalize_block): Rename to...
16875 (rewrite_leave_block): ... this, place after called functions.
16876 (rewrite_update_init_block): Rename to...
16877 (rewrite_update_enter_block): ... this, place after called functions.
16878 Test interesting_blocks, call rewrite_update_stmt and
16879 rewrite_update_phi_arguments.
16880 (rewrite_update_fini_block): Rename to...
16881 (rewrite_leave_block): ... this, place after called functions.
16882 (rewrite_blocks): Remove last argument, simplify initialization of
16884 (mark_def_sites_initialize_block): Rename to...
16885 (mark_def_sites_block): ... this, call mark_def_sites.
16886 (mark_def_sites_blocks): Remove argument, simplify initialization of
16888 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16889 (update_ssa): Likewise.
16890 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16892 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16893 (dom_opt_initialize_block): Rename to...
16894 (dom_opt_enter_block): ... this, place after called functions. Walk
16895 statements here, inline propagate_to_outgoing_edges.
16896 (dom_opt_finalize_block): Rename to...
16897 (dom_opt_leave_block): ... this, place after called functions.
16898 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16900 (dse_enter_block, dse_record_phi): New.
16901 (dse_record_phis): Delete.
16902 (dse_finalize_block): Rename to...
16903 (dse_leave_block): ... this.
16904 (tree_ssa_dse): Simplify initialization of walk_data.
16905 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16906 Adjust initialization of walk_data.
16907 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16908 * tree-ssa-loop-phiopt.c (get_non_trapping):
16909 Adjust initialization of walk_data.
16910 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16911 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16912 it's not a domwalk callback.
16913 (uncprop_initialize_block): Rename to...
16914 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16915 (dse_finalize_block): Rename to...
16916 (dse_leave_block): ... this.
16917 (tree_ssa_uncprop): Simplify initialization of walk_data.
16918 * Makefile.in: Adjust dependencies.
16920 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16922 * arm.md (casesi): Fix test for Thumb1.
16923 (thumb1_casesi_internal_pic): Likewise.
16924 (thumb1_casesi_dispatch): Likewise.
16926 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16928 * config/arm/arm-cores.def: Added core cortex-m0.
16929 * config/arm/arm-tune.md: Regenerated.
16930 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16932 2009-06-26 DJ Delorie <dj@redhat.com>
16934 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16936 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16937 the scheduler doesn't tag jump insns.
16939 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16941 * c-decl.c (merge_decls): Re-indent.
16943 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16946 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16947 Special-case decimal float constants.
16949 2009-06-26 Richard Henderson <rth@redhat.com>
16951 * function.h (struct function): Add cannot_be_copied_reason,
16952 and cannot_be_copied_set.
16953 * tree-inline.c (has_label_address_in_static_1): Rename from
16954 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16955 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16956 don't set inline_forbidden_reason.
16957 (copy_forbidden): New function, split out of inline_forbidden_p.
16958 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16959 (inline_forbidden_p): Use copy_forbidden.
16960 (tree_versionable_function_p): Likewise.
16961 (inlinable_function_p): Merge into tree_inlinable_function_p.
16962 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16963 * ipa-cp.c (ipcp_versionable_function_p): New function.
16964 (ipcp_cloning_candidate_p): Use it.
16965 (ipcp_node_modifiable_p): Likewise.
16967 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16969 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16970 that is marked not to be inlined. Remove flag_mudflap use.
16971 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16972 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16974 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16977 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16978 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16980 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16982 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16984 (__mingwthr_remove_key_dtor): Likewise.
16986 2009-06-26 Richard Guenther <rguenther@suse.de>
16988 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16990 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16992 PR middle-end/40525
16993 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16994 try the non-cond_exec path also.
16996 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16999 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
17000 (output_cbranch): Use new functions.
17001 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17004 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17005 Pat Haugen <pthaugen@us.ibm.com>
17006 Revital Eres <ERES@il.ibm.com>
17008 * config/rs6000/rs6000.c (print_operand): Correct lossage message
17009 for %c error. Add %x support to print VSX registers as a unified
17010 register set, instead of separate float and altivec registers.
17011 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17012 %y case, and add support for VSX pre-modify addresses.
17013 (output_toc): Add assert for CONST containing an integer constant
17015 (rs6000_adjust_cost): Add POWER7 support.
17016 (insn_must_be_first_in_group): Ditto.
17017 (insn_must_be_last_in_group): Ditto.
17018 (rs6000_emit_popcount): Ditto.
17019 (rs6000_vector_mode_supported_p): Ditto.
17021 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17022 Change some of the functions called by macros to being called
17023 through a pointer, so debug functions can be inserted if
17024 -mdebug=addr or -mdebug=cost.
17025 (rs6000_preferred_reload_class_ptr): Ditto.
17026 (rs6000_secondary_reload_class_ptr): Ditto.
17027 (rs6000_secondary_memory_needed_ptr): Ditto.
17028 (rs6000_cannot_change_mode_class_ptr): Ditto.
17029 (rs6000_secondary_reload_inner): Ditto.
17030 (rs6000_legitimize_reload_address): Ditto.
17031 (rs6000_legitimize_reload_address_ptr): Ditto.
17032 (rs6000_mode_dependent_address): Ditto.
17033 (rs6000_mode_dependent_address_ptr): Ditto.
17035 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17036 function to return true if the mode allows reg + integer
17038 (virtual_stack_registers_memory_p): New function to return true if
17039 the address refers to a virtual stack register.
17040 (rs6000_legitimate_offset_address_p): Move code to say whether a
17041 mode supports reg+int addressing to reg_offset_addressing_ok_p and
17043 (rs6000_legitimate_address_p): Add checks for modes that only can
17044 do reg+reg addressing. Start adding VSX support.
17045 (rs6000_legitimize_reload_address): Ditto.
17046 (rs6000_legitimize_address): Ditto.
17047 (rs6000_debug_legitimate_address_p): New debug functions for
17048 -mdebug=addr and -mdebug=cost.
17049 (rs6000_debug_rtx_costs): Ditto.
17050 (rs6000_debug_address_costs): Ditto.
17051 (rs6000_debug_adjust_cost): Ditto.
17052 (rs6000_debug_legitimize_address): Ditto.
17053 (rs6000_legitimize_reload_address_ptr): Point to call normal
17054 function or debug function. Make functions called via pointer
17056 (rs6000_mode_dependent_address_ptr): Ditto.
17057 (rs6000_secondary_reload_class_ptr): Ditto.
17058 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17059 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
17060 into a friendlier error.
17061 (rs6000_init_builtins): Add initial VSX support.
17062 (rs6000_adjust_cost): Fix some spacing issues.
17064 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17065 (REG_CLASS_NAMES): Ditto.
17066 (REG_CLASS_CONTENTS): Ditto.
17067 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17068 pointer, to add -mdebug=addr support.
17069 (CANNOT_CHANGE_MODE_CLASS): Ditto.
17070 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17071 -mdebug=addr support.
17072 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17073 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17074 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17076 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17078 (bswapsi*): Set attribute types for load/store. Add combiner
17079 patterns to eliminate zero extend on 64-bit.
17080 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17081 stdbrx if the hardware supports those instructions.
17083 2009-06-25 Ian Lance Taylor <iant@google.com>
17085 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17086 (Link Options): Document -static-libstdc++.
17088 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17091 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17092 DATA_ALIGNMENT instead.
17094 2009-06-25 Richard Guenther <rguenther@suse.de>
17096 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17097 indirect references against the callused/escaped solutions.
17098 (call_may_clobber_ref_p_1): Likewise.
17100 2009-06-25 Martin Jambor <mjambor@suse.cz>
17102 PR tree-optimization/40493
17103 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17104 (enum unscalarized_data_handling): New type.
17105 (handle_unscalarized_data_in_subtree): Return what has been done.
17106 (load_assign_lhs_subreplacements): Handle left flushes differently.
17107 (sra_modify_assign): Use unscalarized_data_handling, simplified
17108 condition determining whether to remove the statement.
17110 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17112 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17113 excerpt - @ should be doubled for texinfo.
17115 2009-06-24 Ian Lance Taylor <iant@google.com>
17117 * config/arc/arc.c: Include "df.h".
17118 (arc_attribute_table): Make static. Move higher in file.
17119 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17120 (output_shift): Initialize n later to avoid warning.
17121 * config/arm/arm.c (arm_attribute_table): Make static. Move
17123 * config/avr/avr.c (avr_attribute_table): Make static. Move
17125 (reg_class_tab): Change array type from int to enum reg_class.
17126 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17128 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17129 (lshrhi3_out): Likewise.
17130 (class_likely_spilled_p): Change return type to bool.
17131 (avr_rtx_costs): Use local code variable with enum type.
17132 * config/avr/avr.md (movmemhi): Use add_reg_note.
17133 (andhi3, andsi3): Don't use AS2 with "and".
17134 (iorhi3, iorsi3): Don't use AS2 with "or".
17135 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17136 * config/crx/crx.c: Include "df.h".
17137 (crx_attribute_table): Make static.
17138 * config/m32r/m32r.c: Include "df.h".
17139 (m32r_attribute_table): Make static. Move higher in file.
17140 (pop): Use add_reg_note.
17141 (block_move_call): Change 0 to LCT_NORMAL in function call.
17142 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17143 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17144 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17145 declare, not just when TREE_CODE is defined.
17146 * config/m68hc11/m68hc11.c: Include "expr.h".
17147 (m68hc11_attribute_table): Make static. Move higher in file.
17148 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17150 (m68hc11_register_indirect_p): Likewise.
17151 (m68hc11_function_arg_padding): Change return type to enum
17153 (emit_move_after_reload): Use add_reg_note.
17154 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17155 (m68hc11_split_logical): Likewise.
17156 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17158 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17159 to VOIDmode in function call.
17160 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17162 (m68hc11_split_logical): Update declaration.
17163 (m68hc11_function_arg_padding): Update declaration.
17164 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17165 to array of enum reg_class.
17166 (mcore_attribute_table): Make static. Move higher in file.
17167 (mcore_rtx_costs): Add cast to enum type.
17168 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17169 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17170 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17172 * config/sh/predicates.md (trapping_target_operand): Rename and to
17174 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17176 * config/spu/spu.c (spu_attribute_table): Make static. Move
17178 * config/v850/v850.c (v850_attribute_table): Make static. Move
17180 (v850_rtx_costs): Use local code with enum type.
17181 (expand_epilogue): Add cast.
17182 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17184 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17187 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17188 -m2a-single-only and -m2a-nofpu.
17189 * config/sh/sh.opt: Document m2a generates FPU code.
17191 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17193 * defaults.h (CAN_ELIMINATE): Provide default.
17194 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17195 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17196 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17197 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17198 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17199 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17200 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17201 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17202 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17203 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17205 2009-06-24 DJ Delorie <dj@redhat.com>
17207 * mep-ext-cop.cpu: Fix copyright notice.
17208 * mep-default: Fix copyright notice.
17209 * mep-core: Fix copyright notice.
17210 * mep: Fix copyright notice.
17211 * mep-ivc2: Fix copyright notice.
17212 * mep-c5: Fix copyright notice.
17214 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17216 * doc/contrib.texi (Contributors):
17218 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17220 PR middle-end/40501
17221 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17222 src and dst operands if necessary.
17224 2009-06-23 DJ Delorie <dj@redhat.com>
17227 * config.gcc: Add mep support.
17228 * recog.c: Resurrect validate_replace_rtx_subexp().
17229 * recog.h: Likewise.
17230 * config/mep/: Add new port:
17231 * config/mep/constraints.md: New file.
17232 * config/mep/default.h: New file.
17233 * config/mep/intrinsics.h: New file.
17234 * config/mep/intrinsics.md: New file.
17235 * config/mep/ivc2-template.h: New file.
17236 * config/mep/mep-c5.cpu: New file.
17237 * config/mep/mep-core.cpu: New file.
17238 * config/mep/mep-default.cpu: New file.
17239 * config/mep/mep-ext-cop.cpu: New file.
17240 * config/mep/mep-intrin.h: New file.
17241 * config/mep/mep-ivc2.cpu: New file.
17242 * config/mep/mep-lib1.asm: New file.
17243 * config/mep/mep-lib2.c: New file.
17244 * config/mep/mep-pragma.c: New file.
17245 * config/mep/mep-protos.h: New file.
17246 * config/mep/mep-tramp.c: New file.
17247 * config/mep/mep.c: New file.
17248 * config/mep/mep.cpu: New file.
17249 * config/mep/mep.h: New file.
17250 * config/mep/mep.md: New file.
17251 * config/mep/mep.opt: New file.
17252 * config/mep/predicates.md: New file.
17253 * config/mep/t-mep: New file.
17255 2009-06-23 Ian Lance Taylor <iant@google.com>
17257 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17258 from loose_warn into c_loose_warn and from strict_warn into
17259 c_strict_warn. Set and substitute warn_cxxflags. Check for
17260 --enable-build-with-cxx. Set and substitute
17261 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17262 * Makefile.in (CXXFLAGS): New variable.
17263 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17264 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17265 the default is the same as $(STRICT_WARN).
17266 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17267 (CXX): New variable.
17268 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17269 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17270 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17271 (HOST_LIBS): New variable.
17272 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17273 (ALL_CXXFLAGS): New variable.
17274 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17275 * doc/install.texi (Configuration): Document
17276 --enable-build-with-cxx, --with-stage1-ldflags,
17277 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17278 * configure: Rebuild.
17280 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17282 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17283 from previous commit.
17285 2009-06-23 Ian Lance Taylor <iant@google.com>
17287 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17289 2009-06-23 Ian Lance Taylor <iant@google.com>
17291 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17292 with ATTRIBUTE_UNUSED.
17294 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17295 Pat Haugen <pthaugen@us.ibm.com>
17296 Revital Eres <eres@il.ibm.com>
17298 * config.in (HAVE_AS_POPCNTD): Add default definition.
17299 (HAVE_AS_LWSYNC): Ditto.
17301 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17303 (gcc_cv_as_powerpc_cmpb): Ditto.
17304 (gcc_cv_as_powerpc_dfp): Ditto.
17305 (gcc_cv_as_powerpc_vsx): Ditto.
17306 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17307 supporting the popcntd/lwsync instructions.
17308 (gcc_cv_as_powerpc_lwsync): Ditto.
17309 * configure: Regenerate.
17311 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17312 -mcpu=native and -mcpu=power7.
17313 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17315 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17316 a variable instead of a mask to reduce the number of mask bits.
17317 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17318 (-mbit-word): Ditto.
17319 (-mregnames): Ditto.
17320 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17321 (-mfused-madd): Ditto.
17323 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17325 (-mvsx): New switch for VSX instructions.
17326 (-misel): Move from a variable to a mask to allow it to be set by
17329 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17330 function declaration to an array declaration.
17331 (rs6000_hard_regno_nregs): New external array declaration.
17333 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17334 files included by rs6000.md.
17336 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17337 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17339 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17341 (rs6000_debug_reg): New -mdebug= variables.
17342 (rs6000_debug_addr): Ditto.
17343 (rs6000_debug_cost): Ditto.
17344 (rs6000_pmode): New variable to hold Pmode.
17345 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17346 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17347 calculated at compiler start.
17348 (rs6000_hard_regno_nregs): Change function to an array which holds
17349 HARD_REGNO_NREGS calculated at compiler start.
17350 (rs6000_explicit_options): Delete isel field.
17351 (rs6000_vector_unit): New array to hold which vector unit
17352 supports arithmetic options for a given type.
17353 (rs6000_vector_mem): New array to hold which vector unit supports
17354 memory reference operations for a given type.
17355 (rs6000_vector_align): New array to given the alignment of each
17357 (power7_cost): New basic costs for power7.
17358 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17359 (rs6000_hard_regno_nregs_internal): New function, moved from
17360 HARD_REGNO_NREGS, to calculate the number of registers each hard
17361 register takes for each type.
17362 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17363 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17364 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17365 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17366 unit information here so it is calculated once at compiler startup
17368 (rs6000_override_options): Make -misel a target mask. Add more
17369 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17370 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17372 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17373 (rs6000_handle_option): Move -misel from variable to target mask.
17374 (rs6000_builtin_mask_for_load): Add VSX support.
17375 (rs6000_conditional_register_usage): Ditto.
17376 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17377 (function_arg_boundary): Ditto.
17378 (rs6000_expand_builtin): Ditto.
17379 (def_builtin): Make abort message a little friendlier.
17380 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17382 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17383 assembler support the popcntd instruction instead of a vsx
17384 instruction to enable power7 support.
17385 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17386 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17387 option to the assembler if -mcpu=native.
17388 (ASM_CPU_NATIVE_SPEC): Ditto.
17389 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17391 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17392 the lwsync instruction.
17393 (enum processor_type): Add PROCESSOR_POWER7.
17394 (rs6000_debug_reg): New -mdebug= options.
17395 (rs6000_debug_addr): Ditto.
17396 (rs6000_debug_cost): Ditto.
17397 (rs6000_isel): Delete.
17398 (enum rs6000_vector): New enum to say what vector unit we have.
17399 (VECTOR_UNIT_*): New macros to say which vector unit has
17400 arithmetic operations for a given type.
17401 (VECTOR_MEM_*): New macros to say which vector unit has memory
17402 operations for a given type.
17403 (TARGET_LDBRX): Whether the machine supports the ldbrx
17405 (TARGET_ISEL): Delete, -misel moved to be a mask.
17406 (TARGET_ISEL64): New macro for 64-bit isel support.
17407 (UNITS_PER_VSX_WORD): New macro.
17408 (POINTER_SIZE): Move to be an external variable, rather than
17409 calculating whether we are generating 32 ot 64-bit code.
17411 (STACK_BOUNDARY): Add VSX support.
17412 (LOCAL_ALIGNMENT): Ditto.
17413 (SLOW_UNALIGNED_ACCESS): Ditto.
17414 (VSX_REGNO_P): New macro for VSX support.
17415 (VFLOAT_REGNO_P): Ditto.
17416 (VINT_REGNO_P): Ditto.
17417 (VLOGICAL_REGNO_P): Ditto.
17418 (VSX_VECTOR_MODE): Ditto.
17419 (VSX_SCALAR_MODE): Ditto.
17421 (VSX_MOVE_MODE): Ditto.
17422 (VSX_REG_CLASS_P): Ditto.
17423 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17425 (UNITS_PER_SIMD_WORD): Add VSX support.
17426 (MODES_TIEABLE_P): Ditto.
17427 (STARTING_FRAME_OFFSET): Ditto.
17428 (STACK_DYNAMIC_OFFSET): Ditto.
17429 (EPILOGUE_USES): Ditto.
17430 (REGNO_REG_CLASS): Move to array lookup.
17431 (CLASS_MAX_NREGS): Ditto.
17432 (rs6000_vector_reg_class): Add declaration.
17433 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17434 overlap with the floating point and Altivec registers.
17436 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17438 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17439 give the appropriate asm switches if -mcpu=native.
17440 (host_detect_local_cpu): Add support for "asm".
17441 (host_detect_local_cpu): Follow GNU code guidelines for name.
17443 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17444 -mbit-word to a variable instead of being a target mask.
17446 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17447 emit the lwsync instruction instead of emitting the instruction as
17448 an integer constant.
17450 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17451 fixuns_trundfsi2, move expander into rs6000.md.
17453 * config/rs6000/rs6000.md (cpu): Add power7.
17454 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17455 (logical predicate patterns): Change the single instruction
17456 primitives that set CR0 to be fast_compare instead of compare.
17458 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17459 (popcntddi2): Ditto.
17460 (popcount<mode>): Ditto.
17461 (floating multiply/add insns): Name the floating point
17462 multiply/add insns.
17463 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17464 (isel_unsigned_<mode>): Ditto.
17465 (fixuns_trundfsi2): Move expander here from spe.md.
17466 (smindi3): Define if we have -misel on 64-bit systems.
17471 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17473 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17475 * config/avr/avr.c (avr_current_device): New variable.
17476 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17477 (avr_arch, mcu_type_s): Move to avr.h.
17478 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17479 default_data_section_start fields.
17480 (avr_arch): Moved from avr.c.
17481 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17482 library_name fields.
17483 (avr_current_device, avr_mcu_types, avr_arch_types,
17484 avr_device_to_arch, avr_device_to_data_start,
17485 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17486 (EXTRA_SPEC_FUNCTIONS): Define.
17487 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17488 options mapping. Use device_to_arch and device_to_data_start insted.
17489 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17490 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17491 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17492 * config/avr/driver-avr.c: New file.
17493 * config/avr/avr-devices.c: New file.
17495 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17497 * var-tracking.c (unshare_variable): Force initialized to
17498 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17499 (set_variable_part): Likewise.
17500 (struct variable_union_info): Remove pos_src field.
17501 (vui_vec, vui_allocated): New variables.
17502 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17503 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17504 == 1 use a simpler sorting algorithm. Compute pos field right
17505 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17506 Avoid quadratic comparison if !flag_var_tracking_uninit.
17507 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17508 unshare_variable unconditionally.
17509 (dataflow_set_different_2): Removed.
17510 (dataflow_set_different): Don't traverse second hash table.
17511 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17512 unconditionally to var_reg_set or var_mem_set.
17513 (emit_notes_in_bb): Likewise.
17514 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17516 (emit_note_insn_var_location): Don't set initialized to
17517 VAR_INIT_STATUS_INITIALIZED early.
17518 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17520 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17522 * tree-object-size.c (addr_object_size): Instead of checking
17523 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17524 are no FIELD_DECLs following it.
17526 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17528 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17529 order to match bswaps with signed source operands.
17531 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17533 * sdbout.c (sdbout_one_type): Fix braces in switch.
17535 2009-06-23 Richard Guenther <rguenther@suse.de>
17537 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17539 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17540 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17541 var_callused, callused_tree, var_storedanything, storedanything_tree,
17542 var_integer, integer_tree): Remove global variables.
17543 (new_var_info): Do not pass new id, append the new var to the
17544 global variable vector.
17545 (do_ds_constraint): Use is_global_var member of the variable-info.
17546 (new_scalar_tmp_constraint_exp): Adjust.
17547 (create_function_info_for): Likewise.
17548 (create_variable_info_for): Likewise.
17549 (find_what_var_points_to): Remove dead code.
17550 (init_base_vars): Simplify.
17551 (compute_points_to_sets): Adjust.
17553 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17555 * combine.c (try_combine): Dump information about the insns we're
17558 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17560 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17561 check when calling force_to_mode on TRUNCATE's operand.
17563 2009-06-22 Ian Lance Taylor <iant@google.com>
17565 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17567 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17569 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17571 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17573 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17574 override library linkage flags such as -static-libgcc or
17577 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17579 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17581 2009-06-22 Ian Lance Taylor <iant@google.com>
17583 * config/linux.opt: Put mglibc ahead of muclibc.
17585 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17586 for duplicate decls.
17588 2009-06-22 Matthias Klose <doko@ubuntu.com>
17590 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17592 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17595 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17596 instead of NULL if a parser error occurs.
17598 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17600 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17601 non-DWARF2_DEBUGGING_INFO version.
17603 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17605 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17606 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17608 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17609 (LIBGCC2_TF_CEXT): Define.
17612 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17615 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17617 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17619 * config/arm/arm.c (arm_override_options): Disable
17620 -mcaller-super-interworking and -mcallee-super-interworking.
17621 * doc/invoke.texi (ARM Options): Document this.
17623 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17625 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17626 * config/arm/constraints.md (j): New constraint for movw operands.
17627 (N): Remove thumb2 meaning.
17628 * config/arm/arm.md (*arm_movw): Delete.
17629 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17630 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17631 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17633 2009-06-22 Martin Jambor <mjambor@suse.cz>
17635 PR tree-optimization/40492
17636 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17637 build_ref_for_offset.
17639 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17641 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17642 JUMP_TABLE_DATA_P predicates where applicable.
17643 * auto-inc-dec.c: Ditto.
17644 * builtins.c: Ditto.
17645 * caller-save.c: Ditto.
17647 * cfgcleanup.c: Ditto.
17648 * cfglayout.c: Ditto.
17650 * combine.c: Ditto.
17651 * combine-stack-adj.c: Ditto.
17655 * df-scan.c: Ditto.
17657 * dwarf2asm.c: Ditto.
17658 * dwarf2out.c: Ditto.
17659 * emit-rtl.c: Ditto.
17665 * function.c: Ditto.
17668 * genpreds.c: Ditto.
17669 * genrecog.c: Ditto.
17671 * ira-costs.c: Ditto.
17672 * ira-lives.c: Ditto.
17674 * loop-iv.c: Ditto.
17675 * lower-subreg.c: Ditto.
17676 * modulo-sched.c: Ditto.
17678 * postreload.c: Ditto.
17679 * print-rtl.c: Ditto.
17681 * reginfo.c: Ditto.
17682 * regmove.c: Ditto.
17683 * reload1.c: Ditto.
17686 * rtlanal.c: Ditto.
17688 * sched-vis.c: Ditto.
17690 * sel-sched-ir.c: Ditto.
17691 * simplify-rtx.c: Ditto.
17692 * targhooks.c: Ditto.
17693 * var-tracking.c: Ditto.
17694 * vmsdbgout.c: Ditto.
17696 2009-06-22 Matthias Klose <doko@ubuntu.com>
17698 * Makefile.in (install-plugin): Always use DESTDIR.
17700 2009-06-22 Olivier Hainque <hainque@adacore.com>
17702 * config/pa/pa.c (output_call): Don't optimize post call jumps
17703 into return address adjustments if the call may throw.
17705 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17707 * arm.c (thumb1_output_casesi): New function.
17708 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17709 optimizing for size or PIC.
17710 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17711 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17712 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17713 (thumb1_casesi_internal_pic): New expand rule.
17714 (thumb1_casesi_dispatch): New pattern.
17715 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17717 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17718 in the text seciton when PIC or optimizing for size.
17719 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17720 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17721 preservation properties of code.
17722 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17723 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17724 (__gnu_thumb1_case_si): New function.
17725 * t-arm (LIB1ASMSRC): Define here.
17726 (LIB1ASMFUNCS): Add some common functions.
17727 * t-arm-elf (LIB1ASMSRC): Delete.
17728 (LIB1ASMFUNCS): Append to existing set.
17729 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17730 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17731 * t-symbian (LIB1ASMFUNCS): Likewise.
17732 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17733 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17735 2009-06-21 Richard Guenther <rguenther@suse.de>
17737 PR tree-optimization/38729
17738 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17739 to loops with a single exit if -fno-expensive-optimizations.
17741 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17743 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17744 (dataflow_set): Change vars type from htab_t to shared_hash.
17745 (shared_hash_pool, empty_shared_hash): New variables.
17746 (vars_clear): Removed.
17747 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17748 shared_hash_find_slot_unshare, shared_hash_find_slot,
17749 shared_hash_find_slot_noinsert, shared_hash_find): New
17751 (shared_hash_unshare, shared_hash_destroy): New functions.
17752 (unshare_variable): Unshare set->vars if shared, use
17754 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17755 (get_init_value, find_src_set_src, dump_dataflow_set,
17756 clobber_variable_part, emit_notes_for_differences): Use
17758 (dataflow_set_init): Remove second argument, set vars to
17759 empty_shared_hash instead of creating a new htab.
17760 (dataflow_set_clear): Call shared_hash_destroy and set vars
17761 to empty_shared_hash instead of calling vars_clear.
17762 (dataflow_set_copy): Don't call vars_copy, instead just share
17763 the src htab with dst.
17764 (variable_union): Use shared_hash_*, use initially NO_INSERT
17765 lookup if set->vars is shared. Don't keep slot cleared before
17766 calling unshare_variable. Unshare set->vars if needed.
17767 Even ->refcount == 1 vars must be unshared if set->vars is shared
17768 and var needs to be modified.
17769 (variable_canonicalize): New function.
17770 (dataflow_set_union): If dst->vars is empty, just share src->vars
17771 with dst->vars and traverse with variable_canonicalize to canonicalize
17772 and unshare what is needed.
17773 (dataflow_set_different): If old_set and new_set use the same shared
17774 htab, they aren't different. If number of htab elements is different,
17775 htabs are different. Use shared_hash_*.
17776 (dataflow_set_destroy): Call shared_hash_destroy instead of
17778 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17779 second argument to dataflow_set_init.
17780 (vt_initialize): Likewise. Initialize shared_hash_pool and
17781 empty_shared_hash, move bb in/out initialization afterwards.
17782 Use variable_htab_free instead of NULL as changed_variables del hook.
17783 (variable_was_changed): Change type of second argument to pointer to
17784 dataflow_set. When inserting var into changed_variables, bump
17785 refcount. Unshare set->vars if set is shared htab and slot needs to
17787 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17788 lookup if set->vars is shared. Unshare set->vars if needed.
17789 Even ->refcount == 1 vars must be unshared if set->vars is shared
17790 and var needs to be modified. Adjust variable_was_changed caller.
17791 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17792 vars must be unshared if set->vars is shared and var needs to be
17793 modified. Adjust variable_was_changed caller.
17794 (emit_note_insn_var_location): Don't pool_free var.
17795 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17797 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17798 free_alloc_pool on shared_hash_pool.
17800 2009-06-20 Anthony Green <green@moxielogic.com>
17802 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17803 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17805 2009-06-20 Richard Guenther <rguenther@suse.de>
17807 * tree-ssa-structalias.c (find_func_aliases): For memset use
17808 a constraint from NULL if we memset to zero.
17809 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17810 we explicitly handle that do not read from memory.
17811 (call_may_clobber_ref_p_1): Properly handle builtins that may
17814 2009-06-20 Richard Guenther <rguenther@suse.de>
17816 PR tree-optimization/40495
17817 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17818 (new_scalar_tmp_constraint_exp): New function.
17819 (process_constraint): Do not create temporary decls.
17820 (process_all_all_constraints): Likewise.
17821 (handle_const_call): Likewise.
17822 (create_function_info_for): Do not set decl.
17824 2009-06-19 Ian Lance Taylor <iant@google.com>
17826 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17827 (rs6000_attribute_table): Make static; move before use.
17829 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17831 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17832 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17833 Propagate the TREE_READONLY flag without overwriting it.
17834 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17835 Propagate the TREE_READONLY flag onto the result.
17836 (process_call_operands): Move around. Use correct constant value.
17838 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17841 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17842 * config/arm/arm.md: Likewise.
17844 2009-06-19 Ian Lance Taylor <iant@google.com>
17846 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17847 to GIMPLE_ERROR_MARK.
17849 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17850 op2_original_type parameters. Warn about using different enum types.
17851 * c-parser.c (c_parser_conditional_expression): Pass original
17852 types to build_conditional_expr.
17853 * c-tree.h (build_conditional_expr): Update declaration.
17855 2009-06-19 Ian Lance Taylor <iant@google.com>
17857 * config/i386/i386.c (ix86_function_specific_save): Test that
17858 fields match values, rather than testing the values are in a
17861 2009-06-19 Richard Guenther <rguenther@suse.de>
17863 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17864 ADDR_EXPR pointers.
17865 (ptr_derefs_may_alias_p): Likewise.
17866 (ptr_deref_may_alias_ref_p_1): New function.
17867 (ptr_deref_may_alias_ref_p): Likewise.
17868 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17869 covered by looking at the ESCAPED solution.
17870 (call_may_clobber_ref_p_1): Likewise.
17871 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17872 Handle NULL_TREE offset. Do not produce redundant constraints.
17873 (process_all_all_constraints): New helper function.
17874 (do_structure_copy): Use it.
17875 (handle_lhs_call): Likewise.
17876 (find_func_aliases): Handle some builtins with pointer arguments
17877 and/or return values explicitly.
17879 2009-06-19 Ian Lance Taylor <iant@google.com>
17881 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17883 2009-06-19 Ian Lance Taylor <iant@google.com>
17885 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17887 2009-06-19 Ian Lance Taylor <iant@google.com>
17889 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17890 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17893 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17894 uninitialized const.
17896 2009-06-19 Ian Lance Taylor <iant@google.com>
17898 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17901 * c-decl.c (in_struct, struct_types): Remove.
17902 (struct c_binding): Add in_struct field.
17903 (c_binding_ptr): Define type, along with VEC.
17904 (struct c_struct_parse_info): Define.
17905 (struct_parse_info): New static variable.
17906 (bind): Initialize in_struct field.
17907 (start_struct): Remove enclosing_in_struct and
17908 enclosing_struct_types parameters. Add
17909 enclosing_struct_parse_info parameter. Change all callers. Set
17910 struct_parse_info rather than in_struct and struct_types.
17911 (grokfield): If -Wc++-compat and there is a symbol binding for the
17912 field name, set the in_struct flag and push it on the
17913 struct_parse_info->fields vector.
17914 (warn_cxx_compat_finish_struct): New static function.
17915 (finish_struct): Remove enclosing_in_struct and
17916 enclosing_struct_types parameters. Add
17917 enclosing_struct_parse_info parameter. Change all callers. Don't
17918 set C_TYPE_DEFINED_IN_STRUCT here. Call
17919 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17920 parameter. Only push on struct_types if warn_cxx_compat.
17921 (finish_enum): Only push on struct_types if warn_cxx_compat.
17922 (declspecs_add_type): Add loc parameter. Change all callers.
17923 Change all error calls to error_at. Pass loc, not input_location,
17924 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17925 defined in a struct. If -Wc++-compat and parsing a struct, record
17926 that a typedef name was used.
17927 * c-parser.c (c_parser_declspecs): Get location to pass to
17928 declspecs_add_type.
17929 (c_parser_struct_or_union_specifier): Update calls to start_struct
17931 * c-tree.h (struct c_struct_parse_info): Declare.
17932 (finish_struct, start_struct): Update declarations.
17933 (declspecs_add_type): Update declaration.
17935 2009-06-19 Ian Lance Taylor <iant@google.com>
17937 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17938 variable with an anonymous type.
17940 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17942 * see.c: Remove for real.
17944 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17946 * optabs.h (enum optab_index): Add new OTI_significand.
17947 (significand_optab): Define corresponding macro.
17948 * optabs.c (init_optabs): Initialize significand_optab.
17949 * genopinit.c (optabs): Implement significand_optab using
17950 significand?f2 patterns.
17951 * builtins.c (expand_builtin_mathfn): Handle
17952 BUILT_IN_SIGNIFICAND{,F,L}.
17953 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17954 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17956 * config/i386/i386.md (significandxf2, significand<mode>2): New
17957 expanders to implement significandf, significand and significandl
17958 built-ins as inline x87 intrinsics.
17960 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17962 * config/avr/avr.c (avr_override_options): Remove setting value of
17963 PARAM_INLINE_CALL_COST.
17965 2009-06-18 Richard Henderson <rth@redhat.com>
17968 * tree-pass.h (TDF_ASMNAME): New.
17969 * tree-dump.c (dump_options): Add asmname.
17970 * doc/invoke.texi: Document it.
17972 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17973 (dump_decl_name): ...here.
17974 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17975 (dump_generic_node): Update dump_function_name calls.
17976 (print_call_name): New flags arg; update all dump calls.
17977 * diagnostic.h (print_call_name): Update.
17978 * gimple-pretty-print.c (dump_gimple_call): Update.
17980 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17983 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17985 2009-06-18 Diego Novillo <dnovillo@google.com>
17987 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17988 * plugin.c (str_license): Declare.
17989 (try_init_one_plugin): Assert that the symbol
17990 'plugin_is_GPL_compatible' exists.
17992 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17995 * Makefile.in (OBJS-common): Remove see.o.
17997 * common.opt (fsee): Mark as preserved for backward compatibility.
17998 * opts.c (common_handle_option): Add OPT_fsee to the backward
17999 compatibility section.
18000 * passes.c (init_optimization_passes, pass_see): Remove pass.
18001 * timevar.def (TV_SEE): Remove.
18002 * tree-pass.h (pass_see): Remove declaration.
18003 * doc/invoke.texi (-fsee): Remove documentation.
18005 2009-06-18 Martin Jambor <mjambor@suse.cz>
18007 * tree-sra.c: Include statistics.h
18008 (sra_stats): New variable.
18009 (sra_initialize): Clear sra_stats.
18010 (create_access_replacement): Increment sra_stats.replacements.
18011 (get_access_replacement): Do not return twice.
18012 (analyze_all_variable_accesses): Increment statistics counter by the
18013 number of scalarized aggregates.
18014 (generate_subtree_copies): Increment sra_stats.subtree_copies.
18015 (sra_modify_expr): Increment sra_stats.exprs.
18016 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18017 (sra_modify_assign): Increment sra_stats.exprs,
18018 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18019 (perform_intra_sra): Update statistics counters.
18020 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18022 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18024 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18025 (arm_scalar_mode_supported_p): New function.
18027 2009-06-18 Paul Brook <paul@codesourcery.com>
18028 Sandra Loosemore <sandra@codesourcery.com>
18030 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18031 (__extendhfsf2, __truncsfhf2): Define.
18032 * config/arm/fp16.c: New file.
18033 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18034 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18036 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18038 * doc/extend.texi (Half-Precision): New section.
18039 * doc/invoke.texi (Option Summary): List -mfp16-format.
18040 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
18041 * config/arm/arm.opt (mfp16-format=): New.
18042 * config/arm/arm.c: Include intl.h.
18043 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
18044 (TARGET_INVALID_RETURN_TYPE): Redefine.
18045 (TARGET_PROMOTED_TYPE): Redefine.
18046 (TARGET_CONVERT_TO_TYPE): Redefine.
18047 (arm_fp16_format): Define.
18048 (all_fpus): Add entry for neon-fp16.
18049 (fp_model_for_fpu): Likewise.
18050 (struct fp16_format): Declare.
18051 (all_fp16_formats): Define.
18052 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18054 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18056 (arm_legitimate_index_p): Treat HFmode like HImode.
18057 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18058 (coproc_secondary_reload_class): Special-case HFmode.
18059 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18060 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18061 (arm_init_fp16_builtins): New.
18062 (arm_init_builtins): Call it.
18063 (arm_invalid_parameter_type): New.
18064 (arm_invalid_return_type): New.
18065 (arm_promoted_type): New.
18066 (arm_convert_to_type).
18067 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
18069 (arm_emit_fp16_const): New function.
18070 (arm_mangle_type): Mangle __fp16 as "Dh".
18071 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18073 (TARGET_NEON_FP16): New.
18074 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18075 (enum fputype): Add FPUTYPE_NEON_FP16.
18076 (enum arm_fp16_format_type): Declare.
18077 (arm_fp16_format): Declare.
18078 (LARGEST_EXPONENT_IS_NORMAL): Define.
18079 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18080 * config/arm/arm-modes.def (HFmode): Define.
18081 * config/arm/vfp.md (*movhf_vfp): New.
18082 (extendhfsf2): New.
18084 * config/arm/arm.md (fpu): Add neon_fp16.
18085 (floatsihf2, floatdihf2): New.
18086 (fix_trunchfsi2, fix_trunchfdi2): New.
18088 (extendhfdf2): New.
18090 (*arm32_movhf): New.
18091 (*thumb1_movhf): New.
18092 (consttable_2): Add check for HFmode constants.
18093 (consttable_4): Handle HFmode constants.
18095 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18097 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18099 2009-06-17 Olivier Hainque <hainque@adacore.com>
18101 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18102 const char ** conversion in AIX specific section.
18104 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18106 * config/i386/i386.c (ix86_special_builtin_type): Remove
18107 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18108 (bdesc_special_args): Updated.
18109 (ix86_init_mmx_sse_builtins): Likewise.
18110 (ix86_expand_special_args_builtin): Likewise.
18112 2009-06-17 Richard Henderson <rth@redhat.com>
18114 * tree-pretty-print.c (maybe_dump_asm_name): New.
18115 (dump_decl_name): Use it.
18116 (PRINT_FUNCTION_NAME): Merge into...
18117 (dump_function_name): ... here. Use maybe_dump_asm_name.
18119 2009-06-17 Cary Coutant <ccoutant@google.com>
18121 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18123 * debug.c (struct gcc_debug_hooks): Change placeholder for
18125 (debug_nothing_int_charstar_int): Replaced by...
18126 (debug_nothing_int_charstar_int_bool): ...this.
18127 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18128 source_line prototype.
18129 (debug_nothing_int_charstar_int): Replaced by...
18130 (debug_nothing_int_charstar_int_bool): ...this.
18131 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18132 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18133 Output is_stmt operand when necessary.
18134 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18135 (notice_source_line): Add is_stmt parameter.
18136 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18137 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18139 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18140 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18142 2009-06-17 Ian Lance Taylor <iant@google.com>
18144 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18146 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18149 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18151 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18152 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18153 tree_strip_sign_nop_conversions and
18154 tree_ssa_strip_useless_type_conversions rather than stripping
18155 the operations here.
18156 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18158 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18159 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18160 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18161 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18164 2009-06-17 Michael Eager <eager@eagercon.com>
18166 * config/rs6000/constraints.md (register_constraint "d"): New.
18167 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18168 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18169 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18170 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18171 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18172 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18173 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18174 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18175 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18176 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18178 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18179 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18180 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18181 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18182 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18183 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18184 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18185 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18186 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18187 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18188 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18189 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18190 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18191 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18193 2009-06-16 Ian Lance Taylor <iant@google.com>
18195 * profile.c (total_num_never_executed): Don't define.
18196 (compute_branch_probabilities): Don't count or print
18197 num_never_executed.
18198 (init_branch_prob): Don't set total_num_never_executed.
18199 (end_branch_prob): Don't print total_num_never_executed.
18201 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18203 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18205 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18207 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18208 (nabstd2_fpr): Same.
18210 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18212 * expr.c (expand_assignment): Change complex type check.
18214 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18216 * doc/plugins.texi (Building GCC plugins): Added new section.
18218 2009-06-17 Ian Lance Taylor <iant@google.com>
18220 * c-pch.c (get_ident): Don't set size of templ array.
18221 (pch_init): Don't set size of partial_pch array.
18223 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18224 string constant to intialize an array whose size is the length of
18227 2009-06-17 Richard Guenther <rguenther@suse.de>
18229 PR tree-optimization/40389
18230 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18231 to addressable types.
18232 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18234 2009-06-17 Richard Guenther <rguenther@suse.de>
18236 PR middle-end/40460
18237 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18238 if there is no evolution of left in the loop bail out.
18239 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18240 chrec_fold_multiply.
18242 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18243 Janis Johnson <janis187@us.ibm.com>
18246 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18247 for the symbol ref of a constant that is the source of a move
18248 - nor for any other not-obvious-label-ref constants.
18250 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18252 * plugin.c (position_pass): Skip newly inserted pass during list
18253 traversal to avoid repeated insertion.
18255 2009-06-16 Ian Lance Taylor <iant@google.com>
18257 * vec.h (VEC_stack_alloc): Define different version if
18258 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18259 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18260 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18261 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18263 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18265 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18267 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18268 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18269 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18270 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18271 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18272 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18273 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18274 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18275 __builtin_ia32_rdtscp.
18276 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18277 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18278 and __builtin_ia32_rorhi.
18279 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18280 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18281 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18282 (ix86_expand_args_builtin): Likewise.
18283 (ix86_expand_special_args_builtin): Likewise.
18285 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18286 (UNSPECV_RDTSC): Likewise.
18287 (UNSPECV_RDPMC): Likewise.
18288 (*bsr): Renamed to ...
18290 (*bsr_rex64): Renamed to ...
18293 (*rdpmc): Likewise.
18294 (*rdpmc_rex64): Likewise.
18296 (*rdtsc): Likewise.
18297 (*rdtsc_rex64): Likewise.
18298 (rdtscp): Likewise.
18299 (*rdtscp): Likewise.
18300 (*rdtscp_rex64): Likewise.
18302 * config/i386/ia32intrin.h: New.
18304 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18306 2009-06-16 Ian Lance Taylor <iant@google.com>
18308 * ira-build.c (copy_info_to_removed_store_destinations):
18309 Initialize parent_a.
18311 2009-06-16 Ian Lance Taylor <iant@google.com>
18313 * c-decl.c (grokdeclarator): Change size_varies to bool.
18315 2009-06-16 Ian Lance Taylor <iant@google.com>
18317 * sel-sched.c: Make forward declarations of move_op_hooks and
18318 fur_hooks explicitly extern.
18320 2009-06-16 Ian Lance Taylor <iant@google.com>
18322 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18323 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18325 2009-06-16 Ian Lance Taylor <iant@google.com>
18327 * resource.c (mark_referenced_resources): Change
18328 include_delayed_effects parameter to bool. Change all callers.
18329 (mark_end_of_function_resources): Likewise.
18330 * reorg.c (insn_references_resource_p): Likewise.
18331 (insn_sets_resource_p): Likewise.
18332 * resource.h (mark_referenced_resources): Update declaration.
18333 (mark_end_of_function_resources): Update declaration.
18335 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18337 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18339 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18341 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18342 GCC can bootstrap on AIX with GNU Binutils 2.20.
18344 2009-06-16 Ian Lance Taylor <iant@google.com>
18346 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18348 2009-06-16 Ian Lance Taylor <iant@google.com>
18350 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18351 inline, not extern inline.
18352 (exact_log2): Likewise.
18353 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18355 (exact_log2): Likewise, but don't test CTZ_HWI.
18357 2009-06-16 Ian Lance Taylor <iant@google.com>
18359 * bitmap.c (bitmap_clear): Don't declare as inline.
18360 * gimple.c (gimplify_assign): Likewise.
18361 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18362 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18363 (sched_scan_info): Remove duplicate definition.
18365 2009-06-16 Ian Lance Taylor <iant@google.com>
18367 * c-common.c (skip_evaluation): Don't define.
18368 (c_inhibit_evaluation_warnings): Define global variable.
18369 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18370 than skip_evaluation.
18371 (convert_and_check, warn_for_div_by_zero): Likewise.
18372 * c-common.h (skip_evaluation): Don't declare.
18373 (c_inhibit_evaluation_warnings): Declare.
18374 * c-parser.c (c_parser_typeof_specifier): Set
18375 c_inhibit_evaluation_warnings rather than skip_evaluation.
18376 (c_parser_conditional_expression): Likewise.
18377 (c_parser_binary_expression): Likewise.
18378 (c_parser_sizeof_expression): Likewise.
18379 (c_parser_alignof_expression): Likewise.
18380 * c-typeck.c (build_indirect_ref): Check
18381 c_inhibit_evaluation_warnings rather than skip_evaluation.
18382 (build_conditional_expr, build_binary_op): Likewise.
18384 2009-06-16 Richard Guenther <rguenther@suse.de>
18386 * tree-ssa-alias.c (is_escape_site): Remove.
18387 * tree-ssa-alias.h (enum escape_type): Remove.
18388 (is_escape_site): Likewise.
18389 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18390 via casts and asms without deferring to is_escape_site.
18392 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18394 PR middle-end/40446
18395 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18396 use gen_lowpart if op0 has complex mode.
18398 2009-06-16 Richard Guenther <rguenther@suse.de>
18400 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18401 variables add them to ESCAPED.
18402 (find_func_aliases): Do not make all indirectly stored values escaped.
18404 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18406 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18407 make_decl_one_only.
18409 2009-06-16 Martin Jambor <mjambor@suse.cz>
18411 PR tree-optimization/40432
18412 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18413 check whether we need to force gimple register operand.
18415 2009-06-16 Martin Jambor <mjambor@suse.cz>
18417 PR tree-optimization/40413
18418 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18419 build_ref_for_offset.
18420 (propagate_subacesses_accross_link): Fix a typo in a comment.
18422 2009-06-16 Ira Rosen <irar@il.ibm.com>
18424 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18425 with additional parameter.
18426 * tree-vectorizer.h (enum vect_def_type): Add new value
18428 (enum vect_relevant): Add comments.
18429 (vect_is_simple_reduction): Add new argument.
18430 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18431 Detect nested cycles.
18432 (vect_is_simple_reduction): Update documentation, add an argument to
18433 distinguish inner-loop reduction from nested cycle, detect nested
18434 cycles, fix printings and indentation, don't swap operands in case
18436 (get_initial_def_for_reduction): Handle subtraction.
18437 (vect_create_epilog_for_reduction): Add new argument to specify
18438 reduction variable.
18439 (vect_finalize_reduction): Handle subtraction, fix comments.
18440 (vectorizable_reduction): Handle nested cycles. In case of nested
18441 cycle keep track of the reduction variable position. Call
18442 vect_is_simple_reduction with additional parameter. Use original
18443 statement code in reduction epilogue for nested cycle. Call
18444 vect_create_epilog_for_reduction with additional parameter.
18445 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18446 inner-loop vectorization.
18447 (vect_recog_widen_sum_pattern): Likewise.
18448 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18450 (vect_mark_stmts_to_be_vectorized): Likewise.
18451 (vect_get_vec_def_for_operand): Handle nested cycles.
18453 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18455 * doc/invoke.texi (Debugging Options): Fix option index entries
18456 for -fdump-statistics, -frandom-seed add entries for
18457 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18458 (FRV Options): Fix entries for -mTLS, -mtls.
18459 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18460 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18461 (M68hc1x Options): Fix @itemx for -mnominmax.
18462 (MCore Options): Fix entry for -mno-lsim.
18463 (MMIX Options): Fix entry for -mabi=mmixware.
18464 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18466 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18468 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18469 Mention the plugin mode of gengtype.
18470 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18471 * gengtype.c: Updated copyright.
18472 (plugin_files, nb_plugin_files) Added new static variables.
18473 (measure_input_list) Care about plugin_files.
18474 (write_rtx_next): Added early return in plugin mode.
18475 (create_file): Updated copyright year in generated file. Added
18477 (oprintf): Added early return if NULL outf.
18478 (get_output_file_with_visibility): Care of plugin_files.
18479 (get_output_file_name): May return null.
18480 (write_local): Added early return.
18481 (put_mangled_filename): Ditto.
18482 (finish_root_table): Added check for base_files.
18483 (write_roots): Care about null when plugins.
18484 (main): Added plugin mode.
18486 2009-06-15 Ian Lance Taylor <iant@google.com>
18488 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18489 * gcov.c (read_count_file): Add braces around variables declared
18492 * c.opt (Wjump-misses-init): New warning.
18493 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18494 -Wall and -Wc++-compat if not already set.
18495 (c_common_post_options): Clear warn_jump_misses_init if it was not
18497 * c-decl.c (struct c_binding): Change type field to a union with
18498 new label field. Make it the first field in the struct. Update
18499 references to type to use u.type instead.
18500 (struct c_spot_bindings): Define.
18501 (struct c_goto_bindings): Define.
18502 (c_goto_bindings_p): Define, along with VECs.
18503 (struct c_label_vars): Define.
18504 (struct c_scope): Add has_label_bindings field.
18505 (bind_label, set_spot_bindings): New static functions.
18506 (decl_jump_unsafe, update_spot_bindings): New static functions.
18507 (update_label_decls): New static function.
18508 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18509 Update binding u.label field to shadowed field.
18510 (c_binding_start_stmt_expr): New function.
18511 (c_binding_end_stmt_expr): New function.
18512 (pushdecl): Don't call c_begin_vm_scope.
18513 (make_label): Add defining and p_label_vars parameters. Change
18515 (lookup_label): Correct test for whether a label has not yet been
18516 defined. Call bind_label rather than bind.
18517 (warn_about_goto): New static function.
18518 (lookup_label_for_goto): New function.
18519 (declare_label): Call bind_label rather than bind.
18520 (check_earlier_gotos): New static function.
18521 (define_label): Don't give errors about jumping into statement
18522 expressions or scopes of variably modified types. Call
18523 set_spot_bindings and check_earlier_gotos. Call bind_label
18524 instead of bind. Don't set label_context_stack_se or
18525 label_context_stack_vm.
18526 (c_get_switch_bindings): New function.
18527 (c_release_switch_bindings): New function.
18528 (c_check_switch_jump_warnings): New function.
18529 (start_function): Don't set label_context_stack_se or
18530 label_context_stack_vm.
18531 (finish_function): Likewise.
18532 * c-typeck.c (label_context_stack_se): Don't define.
18533 (label_context_stack_vm): Don't define.
18534 (c_finish_goto_label): Call lookup_label_for_goto rather than
18535 lookup_label. Don't give errors about jumping into a statement
18536 expression or the scope of a variably modified type. Don't set
18537 label_context_stack_se or label_context_stack_vm.
18538 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18539 fields. Add bindings field.
18540 (c_start_case): Don't set deleted fields. Set bindings field.
18541 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18542 or blocked_vm. Call c_check_switch_jump_warnings.
18543 (c_finish_case): Don't test blocked_stmt_expr field. Call
18544 c_release_switch_bindings.
18545 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18546 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18547 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18548 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18549 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18550 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18551 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18552 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18553 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18554 (C_DECL_UNJUMPABLE_VM): Don't define.
18555 (C_DECL_UNDEFINABLE_VM): Don't define.
18556 (struct c_label_list): Don't define.
18557 (struct c_label_context_se): Don't define.
18558 (struct c_label_context_vm): Don't define.
18559 (struct c_spot_bindings): Declare.
18560 (c_bindings_start_stmt_expr): Declare.
18561 (c_bindings_end_stmt_expr): Declare.
18562 (lookup_label_for_goto): Declare.
18563 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18564 (c_check_switch_jump_warnings): Declare.
18565 (label_context_stack_se, label_context_stack_vm): Don't declare.
18566 (c_finish_goto_label): Update declaration.
18567 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18568 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18569 (Warning Options): Document -Wjump-misses-init.
18571 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18573 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18576 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18578 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18580 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18582 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18584 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18586 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18588 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18590 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18591 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18592 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18593 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18594 * dwarf2asm.c (dw2_force_const_mem): Update call to
18595 make_decl_one_only.
18596 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18597 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18598 * langhooks.c (lhd_comdat_group): Remove.
18599 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18600 * tree.h (DECL_COMDAT_GROUP): New.
18601 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18602 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18603 (make_decl_one_only): Change signature.
18604 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18605 make_decl_one_only.
18606 (make_decl_one_only): Change signature.
18607 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18609 2009-06-15 Richard Guenther <rguenther@suse.de>
18611 PR middle-end/40439
18612 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18614 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18616 * tree-ssa-math-opts.c: Remove extra divide.
18618 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18620 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18622 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18624 * passes.c: Add bswap pass.
18625 * tree-pass.h: Add pass_optimize_bswap declaration.
18626 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18627 Include rtl.h, expr.h and optabs.h for optab_handler check.
18628 (struct symbolic_number, pass_optimize_bswap): New definition.
18629 (do_shift_rotate, verify_symbolic_number_p): New functions.
18630 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18631 (gate_optimize_bswap): New function.
18632 * tree.c (widest_int_cst_value): New function.
18633 * tree.h (widest_int_cst_value): Prototype added.
18635 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18637 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18638 REG_EQUAL/REG_EQUIV notes.
18640 2009-06-14 Richard Guenther <rguenther@suse.de>
18642 PR middle-end/40389
18643 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18644 has its address taken if NRV was applied and it is addressable.
18645 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18646 function split out from ...
18647 (get_constraint_for_1): ... here.
18648 (handle_rhs_call): Use it to mark the return slot escaped if
18649 it is addressable and NRV was applied.
18651 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18653 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18654 Change first argument type to location_t.
18655 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18656 Do not set input_location.
18657 Use loc instead of input_location throughout.
18659 2009-06-13 Richard Guenther <rguenther@suse.de>
18661 PR tree-optimization/40421
18662 * tree-predcom.c (should_unroll_loop_p): Remove.
18663 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18665 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18667 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18668 Add location argument.
18670 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18672 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18674 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18675 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18676 * config/spu/spu-protos.h: Add location to
18677 spu_resolve_overloaded_builtin.
18678 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18679 spu_build_builtin_va_list.
18680 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18681 argument. Pass location to build_function_call_vec.
18682 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18684 (emit_fpu_switch): Same.
18685 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18686 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18687 to build_decl and create_artificial_label.
18688 (xtensa_gimplify_va_arg_expr): Same.
18689 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18690 (xstormy16_gimplify_va_arg_expr): Same.
18691 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18692 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18693 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18694 (mips16_build_function_stub): Same.
18695 (mips16_build_call_stub): Same.
18697 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18700 * arm/constraints.md (Pa, Pb): New constraints.
18701 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18702 split pattern to deal with them.
18704 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18706 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18707 fix index entry for -Xpreprocessor.
18709 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18711 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18712 Add location argument to build_decl call.
18713 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18714 (rs6000_init_builtins): Same.
18715 (spe_init_builtins): Same.
18716 (rs6000_gimplify_va_arg): Add location argument to
18717 create_artificial_label call.
18719 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18721 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18722 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18723 * Makefile.in: Fix GGC dependency for gcse.o.
18725 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18727 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18728 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18729 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18731 * c-parser.c (c_parser_binary_expression): Use current column while
18732 building binary operations.
18733 * common.opt (fshow-column): Enable by default.
18734 * tree-vrp.c (check_array_ref): Use warning_at.
18735 (check_array_bounds): Use location from call back if expr has no
18737 * tree.h: Add location argument to maybe_fold_*.
18738 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18739 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18740 (maybe_fold_offset_to_component_ref): Same.
18741 (maybe_fold_offset_to_reference): Same.
18742 (maybe_fold_offset_to_address): Same.
18743 (maybe_fold_stmt_indirect): Same.
18744 (maybe_fold_stmt_addition): Same.
18745 (fold_stmt_r): Pass location to maybe_fold_*.
18746 (fold_gimple_assign): Same.
18747 * c-tree.h: Add location argument to finish_decl,
18748 default_function_array_conversion, store_init_value.
18749 * c-decl.c (define_label): Use error_at.
18750 (c_make_fname_decl): Pass location to finish_decl.
18751 (finish_decl): New location argument.
18752 (build_compound_literal): Pass location to store_init_value.
18753 (grokdeclarator): Pass location to finish_decl.
18755 * c-typeck.c (array_to_pointer_conversion): New location argument.
18756 (function_to_pointer_conversion): Same.
18757 (default_function_array_conversion): Same.
18758 (parser_build_unary_op): Pass location to overflow_warning.
18759 (parser_build_binary_op): Same. Use warning_at.
18760 (build_unary_op): Pass location to array_to_pointer_conversion.
18761 (build_c_cast): Pass location to digest_init.
18762 (build_modify_expr): New location argument.
18763 (convert_for_assignment): Same.
18764 (store_init_value): Same.
18765 (digest_init): Same.
18766 (output_init_element): Pass location to digest_init and
18767 array_to_pointer_conversion.
18768 (c_finish_return): Pass location to convert_for_assignment.
18769 * gimplify.c (gimplify_conversion): Pass location to
18770 maybe_fold_offset_to_address.
18771 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18772 to maybe_fold_stmt_addition.
18773 * c-omp.c (c_finish_omp_atomic): Pass new location to
18775 (c_finish_omp_for): Same.
18776 * c-common.c (overflow_warning): New argument.
18777 * c-common.h: New argument to build_modify_expr, overflow_warning.
18778 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18780 (c_parser_initializer): Pass location to
18781 default_function_array_conversion.
18782 (c_parser_initelt): Same.
18783 (c_parser_initval): Same.
18784 (c_parser_asm_operands): Same.
18785 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18786 (c_parser_conditional_expression): Same.
18787 (c_parser_binary_expression): Add location info to stack. Use it.
18788 (c_parser_unary_expression): Pass location to
18789 default_function_array_conversion, parser_build_unary_op,
18790 build_indirect_ref, c_parser_postfix_expression_after_primary.
18791 (c_parser_postfix_expression_after_primary): New location argument.
18793 (c_parser_expression_conv): Pass location to
18794 default_function_array_conversion.
18795 (c_parser_expr_list): Same.
18796 (c_parser_omp_atomic): Same.
18797 (c_parser_omp_for_loop): Same.
18798 * c-tree.h (struct c_declarator): Add comment to id_loc.
18799 (build_array_declarator): New argument.
18800 * c-decl.c (build_array_declarator): Add location argument.
18801 (grokdeclarator): Set id_loc for cdk_array.
18802 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18803 build_array_declarator.
18804 * tree.c (build_omp_clause): Add location argument.
18805 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18806 (OMP_CLAUSE_LOCATION): New macro.
18807 (struct tree_omp_clause): Add location field.
18808 (build_omp_clause): Add argument.
18809 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18811 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18812 (cp_parser_omp_clause_collapse): Same.
18813 (cp_parser_omp_clause_default): Same.
18814 (cp_parser_omp_clause_if): Same.
18815 (cp_parser_omp_clause_nowait): Same.
18816 (cp_parser_omp_clause_num_threads): Same.
18817 (cp_parser_omp_clause_ordered): Same.
18818 (cp_parser_omp_clause_schedule): Same.
18819 (cp_parser_omp_clause_untied): Same.
18820 (cp_parser_omp_for_loop): Same.
18821 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18822 * c-tree.h (c_start_case): Add location argument.
18823 (c_process_expr_stmt): Same.
18824 (c_finish_goto_*): Same.
18825 * tree-parloops.c (initialize_reductions): Pass location to
18827 (create_parallel_loop): Same.
18828 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18829 (gfc_trans_omp_reduction_list): Same.
18830 (gfc_trans_omp_clauses): Same.
18831 (gfc_trans_omp_do): Same.
18832 * c-typeck.c (c_finish_goto_label): Same.
18833 (c_finish_goto_ptr): New location argument.
18834 (c_start_case): Same.
18835 (emit_side_effect_warnings): Same.
18836 (c_process_expr_stmt): Same.
18837 (c_finish_stmt_expr): Same.
18838 (c_finish_omp_clauses): Use error_at instead of error.
18839 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18841 * c-omp.c (c_split_parallel_clauses): New location argument.
18842 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18843 to build_omp_clause.
18844 (convert_local_reference_stmt): Same.
18845 (convert_gimple_call): Same.
18846 * c-common.h (c_split_parallel_clauses): New argument.
18847 * c-parser.c (c_parser_statement_after_labels): Pass location to
18848 c_finish_goto_label.
18849 (c_parser_switch_statement): Pass location to c_start_case.
18850 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18851 and c_process_expr_stmt.
18852 (c_parser_omp_variable_list): Add location argument.
18853 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18854 (c_parser_omp_clause_default): Same.
18855 (c_parser_omp_clause_if): Same.
18856 (c_parser_omp_clause_num_threads): Same.
18857 (-c_parser_omp_clause_ordered): Same.
18858 (c_parser_omp_clause_reduction): Pass location to
18859 c_parser_omp_variable_list.
18860 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18861 (c_parser_omp_clause_untied): Same.
18862 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18863 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18865 * c-tree.h (check_for_loop_decls, undeclared_variable,
18866 build_component_ref, build_array_ref, build_external_ref,
18867 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18868 build_conditional_expr, build_compound_expr, c_cast_expr,
18869 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18870 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18872 * c-semantics.c (build_stmt): Same.
18873 (build_case_label): Same.
18874 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18875 (undeclared_variable): New argument.
18876 (make_label): Same.
18877 (lookup_label): Pass location on down.
18878 (define_label): Same.
18879 (finish_decl): Same.
18880 (build_compound_literal): Same.
18881 (finish_struct): Same.
18882 (finish_function): Do not set location here.
18883 (check_for_loop_decls): New argument.
18884 * tree.c (save_expr): Set location.
18885 (build_empty_stmt): New argument.
18886 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18887 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18888 * builtins.c (gimplify_va_arg_expr): Use locations.
18889 (expand_builtin_sync_operation): Same.
18890 * c-typeck.c (build_component_ref): New argument.
18891 (build_array_ref): Same.
18892 (build_external_ref): Same.
18893 (c_expr_sizeof_expr): Same.
18894 (c_expr_sizeof_type): Same.
18895 (parser_build_unary_op): Same.
18896 (build_conditional_expr): Same.
18897 (build_compound_expr): Pass location on down.
18898 (build_compound_expr): New argument.
18899 (build_c_cast): Same.
18900 (c_cast_expr): Same.
18901 (build_asm_expr): Same.
18902 (c_finish_return): Same.
18903 (c_process_expr_stmt): Pass location on down.
18904 (c_finish_stmt_expr): New argument.
18905 (push_clenaup): Same.
18906 (c_finish_omp_parallel): Same.
18907 (c_finish_omp_task): Same.
18908 * gimplify.c (gimplify_call_expr): Pass location on down.
18909 * c-omp.c (c_finish_omp_master): New argument.
18910 (c_finish_omp_critical): Same.
18911 (c_finish_omp_ordered): Same.
18912 (c_finish_omp_barrier): Same.
18913 (-c_finish_omp_taskwait): Same.
18914 (c_finish_omp_atomic): Same.
18915 (c_finish_omp_flush): Same.
18916 * tree-inline.c (copy_tree_body_r): Pass location on down.
18917 (inline_forbidden_p): Remove use of input_location.
18918 * c-gimplify.c (c_build_bind_expr): New argument.
18919 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18920 (c_sizeof_or_alignof_type): New argument.
18921 (c_alignof_expr): Same.
18922 (build_va_arg): Same.
18923 (c_add_case_label): Same.
18924 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18925 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18926 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18927 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18928 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18929 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18931 * stub-objc.c (objc_build_selector_expr): Same.
18932 (objc_build_throw_stmt): Same.
18933 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18934 (c_parser_initelt): Same.
18935 (c_parser_compound_statement): Same.
18936 (c_parser_compound_statement_nostart): Same.
18937 (c_parser_label): Same.
18938 (c_parser_statement_after_labels): Same.
18939 (c_parser_if_body): Same.
18940 (c_parser_else_body): Same.
18941 (c_parser_if_statement): Same.
18942 (c_parser_switch_statement): Same.
18943 (c_parser_while_statement): Same.
18944 (c_parser_do_statement): Same.
18945 (c_parser_for_statement): Same.
18946 (c_parser_asm_statement): Same.
18947 (c_parser_conditional_expression): Same.
18948 (c_parser_binary_expression): Same.
18949 (c_parser_cast_expression): Same.
18950 (c_parser_unary_expression): Same.
18951 (c_parser_sizeof_expression): Same.
18952 (c_parser_alignof_expression): Same.
18953 (c_parser_postfix_expression): Same.
18954 (c_parser_expression): Same.
18955 (c_parser_objc_receiver): Same.
18956 (c_parser_omp_variable_list): Same.
18957 (c_parser_omp_structured_block): Same.
18958 (c_parser_omp_atomic): New argument.
18959 (c_parser_omp_barrier): Same.
18960 (c_parser_omp_critical): Same.
18961 (c_parser_omp_flush): Pass location on down.
18962 (c_parser_omp_for_loop): New argument.
18963 (c_parser_omp_for): Same.
18964 (c_parser_omp_master): Same.
18965 (c_parser_omp_ordered): Same.
18966 (c_parser_omp_sections_scope): Same.
18967 (c_parser_omp_sections): Same.
18968 (c_parser_omp_parallel): Same.
18969 (c_parser_omp_single): Same.
18970 (c_parser_omp_task): Same.
18971 (c_parser_omp_taskwait): Pass location on down.
18972 (c_parser_omp_construct): Same.
18973 (c_parser_omp_threadprivate): Same.
18974 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18975 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18976 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18977 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18978 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18979 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18980 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18981 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18982 config/i386/i386.c, stmt.c:
18983 Add location argument to the following function definitions and/or
18984 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18985 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18986 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18987 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18988 do_case, c_finish_bc_stmt, build_compound_literal,
18989 build_function_call.
18990 * c-decl.c (build_compound_literal): Add location argument.
18991 Make all diagnostic calls use location.
18992 (start_struct): Same.
18993 (finish_struct): Same.
18994 (start_enum): Same.
18995 (build_enumerator): Same.
18996 (start_function): Same.
18997 (grokdeclarator): Make all diagnostic calls use location.
18998 (store_parm_decls_oldstyle): Same.
18999 * c-typeck.c (build_function_call): Add location argument.
19000 Make all diagnostic calls use location.
19002 (c_finish_bc_stmt): Same.
19003 * tree-nested.c (get_trampoline_type): Add argument.
19004 Pass location to build_decl.
19005 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
19006 * rtl.h (RTL_LOCATION): New.
19007 * c-common.c (c_add_case_label): Add location argument.
19008 Make all diagnostic calls use location.
19009 * c-common.h: Add location argument to make_fname_decl, do_case,
19010 c_add_case_label, build_function_call, resolve_overloaded_builtin.
19011 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19012 Set it appropriately for every case. Pass enum_loc to start_enum
19013 call. Pass value_loc first to build_enumerator. Pass enum_loc to
19015 (c_parser_struct_or_union_specifier): Save location. Use it for
19016 start_struct, finish_struct, and parser_xref_tag.
19018 2009-06-12 Ian Lance Taylor <iant@google.com>
19020 * fold-const.c (fold_unary): Rename local variable and to and_expr.
19022 * c-opts.c (c_common_handle_option): For -Wc++-compat set
19023 cpp_opts->warn_cxx_operator_names.
19025 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19028 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19029 is returns NULL and OP is a VCE, look through the VCE.
19031 2009-06-12 Ian Lance Taylor <iant@google.com>
19034 * collect2.c (main): Use CONST_CAST2 in code inside #if
19035 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19037 2009-06-12 Joey Ye <joey.ye@intel.com>
19039 PR middle-end/39146
19040 * cfgexpand.c (get_decl_align_unit): Update
19041 max_used_stack_slot_alignment with align instead of
19042 stack_alignment_needed.
19044 * function.c (assign_stack_local_1): Update
19045 max_used_stack_slot_alignment with alignment_in_bits instead
19046 of stack_alignment_needed.
19047 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19050 2009-06-12 Jakub Jelinek <jakub@redhat.com>
19052 * dwarf2out.c (last_var_location_insn): New variable.
19053 (dwarf2out_end_epilogue): Clear last_var_location_insn.
19054 (dwarf2out_var_location): Don't record anything after last real
19055 insn. Only change labels if there were any real instructions
19056 in between last note and this one, or if changed sections.
19058 2009-06-11 Richard Henderson <rth@redhat.com>
19060 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19061 note when storing the frame pointer in a register.
19062 (FRP): Don't redefine to nothing for epilogue.
19063 (alpha_expand_epilogue): Mark register and sp restores.
19064 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19066 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19067 when gen_lowpart is needed.
19069 2009-06-11 Richard Henderson <rth@redhat.com>
19071 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19073 * dwarf2out.c (need_data_align_sf_opcode): New.
19074 (div_data_align): Move earlier.
19075 (def_cfa_1, reg_save): Use it.
19077 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19079 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19080 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19081 (ix86_handle_option): Handle OPT_mcrc32.
19082 (ix86_target_string): Add -mcrc32.
19083 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19085 * config/i386/i386.h (TARGET_CRC32): New.
19087 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19088 (sse4_2_crc32di): Likewise.
19090 * config/i386/i386.opt (mcrc32): New.
19092 * doc/invoke.texi: Document -mcrc32.
19094 2009-06-11 Richard Henderson <rth@redhat.com>
19096 * common.opt (gdwarf-): Accept a version number.
19097 * doc/invoke.texi (gdwarf-): Update docs.
19098 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19099 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19100 version level, and record it.
19102 * dwarf2.h (DW_CIE_VERSION): Remove.
19103 * dwarf2out.c (DWARF_VERSION): Remove.
19104 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19105 (output_call_frame_info): Use CIE version 3 for dwarf3,
19106 or if the return register column is out of range for version 1.
19107 (dwarf_stack_op_name): Add all dwarf3 values.
19108 (DEBUG_PUBTYPES_SECTION): New.
19109 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19110 encoding change for dwarf3.
19111 (output_die) [dw_val_class_die_ref]: Likewise.
19112 (output_compilation_unit_header): Emit correct version for dwarf3.
19113 (output_line_info): Likewise.
19114 (output_pubnames): Update for DWARF_VERSION removal.
19115 (output_aranges): Likewise.
19116 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19117 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19118 (dwarf2out_finish): Likewise.
19120 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19122 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19125 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19128 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19129 * builtins.c (expand_builtin_unreachable): New function.
19130 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19131 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19132 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19134 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19135 searching for missing barriers.
19137 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19139 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19140 when -fprofile-generate* was passed.
19141 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19143 2009-06-11 Anthony Green <green@moxielogic.com>
19145 * config/moxie/moxie.md: Define length attribute for all instructions.
19147 (*b<cond:code>): Support limited branch ranges for new PC-relative
19148 branch instructions.
19149 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19151 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19153 * config/i386/i386.c (min_insn_size): Use get_attr_length
19154 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19155 For __asm return 0.
19157 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19158 instead of emit_insn_before.
19160 2009-06-10 Ian Lance Taylor <iant@google.com>
19163 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19166 2009-06-10 Revital Eres <eres@il.ibm.com>
19168 * passes.c (init_optimization_passes): Reschedule
19169 predictive-commoning pass before complete unroll pass.
19171 2009-06-10 Martin Jambor <mjambor@suse.cz>
19173 * cgraph.c (cgraph_node_can_be_local_p): New function.
19174 (cgraph_make_node_local): New function.
19175 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19176 (cgraph_make_node_local): Declare.
19178 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19180 * tree.h (tree_base): Add packed_flag and user_align fields.
19181 Decrease size of spare field.
19182 (TYPE_USER_ALIGN): Use user_align from tree_base.
19183 (DECL_USER_ALIGN): Likewise.
19184 (TYPE_PACKED): Use packed_flag from tree_base.
19185 (DECL_PACKED): Likewise.
19186 (tree_type): Delete packed_flag and user_align fields. Widen
19187 precision field. Widen mode field and shuffle fields to align
19188 mode on an 8-bit boundary.
19189 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19190 Renumber decl_flag_* fields. Fix comments. Widen
19191 decl_common_unused field.
19192 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19193 (DECL_EXTERNAL): Likewise.
19194 (DECL_BIT_FIELD): Likewise.
19195 (DECL_NONADDRESSABLE_P): Likewise.
19196 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19197 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19199 2009-06-10 Ian Lance Taylor <iant@google.com>
19201 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19202 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19203 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19204 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19205 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19206 DEF_VEC_ALLOC_FUNC_P.
19207 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19208 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19209 DEF_VEC_ALLOC_FUNC_O.
19210 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19211 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19212 DEF_VEC_ALLOC_FUNC_I.
19213 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19214 (vec_stack_p_reserve_exact_1): Declare.
19215 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19216 (vec_stack_free): Declare.
19217 (VEC_stack_alloc): Define.
19218 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19219 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19220 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19221 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19223 (stack_vecs): New static variable.
19224 (vec_stack_p_reserve_exact_1): New function.
19225 (vec_stack_o_reserve_1): New static function.
19226 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19227 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19228 (vec_stack_free): New function.
19229 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19230 (VEC_df_ref_stack_alloc): Define.
19231 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19232 DEF_VEC_ALLOC_P_STACK.
19233 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19234 (struct df_collection_rec): Change _vec fields to VEC. Remove
19236 (df_free_collection_rec): Adjust for new fields.
19237 (df_insn_rescan): Use new df_collection_rec fields.
19238 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19239 (df_ref_create_structure, df_ref_record): Likewise.
19240 (df_get_conditional_uses, df_get_call_refs): Likewise.
19241 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19242 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19243 (df_record_exit_block_uses, df_bb_verify): Likewise.
19244 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19245 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19246 Remove count parameter. Change return type to void. Change all
19248 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19249 Remove count parameter. Change return type to void. Change all
19251 (df_install_refs): Change old_vec parameter to VEC. Remove count
19252 parameter. Change all callers.
19253 (df_install_mws): Change old_vec parameter to VEC. Remove count
19254 parameter. Change all callers.
19255 (df_refs_verify): Change new_rec parameter to VEC. Change call
19257 (df_mws_verify): Likewise.
19259 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19261 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19263 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19265 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19267 2009-06-10 Anthony Green <green@moxielogic.com>
19269 * config/moxie/crti.asm: New file.
19270 * config/moxie/crtn.asm: New file.
19271 * config/moxie/moxie.c: New file.
19272 * config/moxie/moxie.h: New file.
19273 * config/moxie/sfp-machine.h: New file.
19274 * config/moxie/moxie-protos.h: New file.
19275 * config/moxie/t-moxie: Created.
19276 * config/moxie/t-moxie-softfp: Created.
19277 * config/moxie/moxie.md: Created.
19278 * config/moxie/constraints.md: Created.
19279 * config.gcc: Add moxie support.
19280 * doc/md.texi (Machine Constraints): Add moxie constraints.
19281 * doc/contrib.texi (Contributors): Mention moxie port.
19282 * doc/install.texi (Specific): Mention the moxie port.
19284 2009-06-09 Ian Lance Taylor <iant@google.com>
19286 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19287 compiling with C++.
19288 * optabs.c (optab_table): Only use designated initializers if
19289 HAVE_DESIGNATED_INITIALIZERS is defined.
19290 (convert_optab_table): Likewise.
19291 (init_optabs): Always call init_insn_codes if
19292 HAVE_DESIGNATED_INITIALIZERS is not defined.
19294 2009-06-09 Ian Lance Taylor <iant@google.com>
19296 * targhooks.c (default_builtin_vectorized_function): Change fn
19297 parameter to unsigned int.
19298 (default_builtin_vectorized_conversion): Change code parameter to
19300 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19301 * targhooks.h: Update declarations.
19302 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19303 parameter to unsigned int.
19305 * c-typeck.c (comptypes_check_enum_int): New static function.
19306 (comptypes_internal): Add enum_and_int_p parameter. Change all
19308 (comp_target_types): Add location parameter. Change all callers.
19309 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19310 Change all callers.
19311 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19312 (build_conditional_expr): Add colon_loc parameter. Change all
19314 (convert_for_assignment): Add location parameter. Change all callers.
19315 * c-parser.c (c_parser_conditional_expression): Pass location of
19316 colon to build_conditional_expr.
19317 * c-tree.h (build_conditional_expr): Update declaration.
19319 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19321 * graphite.c: Revert previous patch.
19323 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19326 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19328 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19330 * tree-ssa-loop-prefetch.c
19331 (loop_prefetch_arrays): Fixed a portability problem in printf format
19334 2009-06-09 Martin Jambor <mjambor@suse.cz>
19336 PR tree-optimization/40351
19337 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19338 refrence to a potential artifical subaccess can be constructed.
19340 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19342 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19343 (sh_override_options): Likewise.
19344 * config/sh/sh.c: Include params.h.
19345 (sh_optimization_options): New.
19346 (sh_override_options): Likewise.
19347 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19348 (OVERRIDE_OPTIONS): Use sh_override_options.
19350 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19352 * dwarf2out.c (emit_cfa_remember): New variable.
19353 (add_fde_cfi): If emit_cfa_remember, recurse to add
19354 DW_CFA_remember_state first.
19355 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19356 instead just set emit_cfa_remember.
19358 2009-06-08 Jan Hubicka <jh@suse.cz>
19361 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19363 2009-06-08 Jan Hubicka <jh@suse.cz>
19365 PR middle-end/39834
19366 * cgraphunit.c (save_inline_function_body): Do not copy transform
19367 hooks for saved inline bodies.
19368 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19369 for given function.
19371 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19373 * jump.c (returnjump_p): Handle delayed branches. Add missing
19376 2009-06-08 Jan Hubicka <jh@suse.cz>
19378 PR middle-end/40102
19379 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19380 original node might've been modified.
19381 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19383 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19385 * tree-object-size.c (addr_object_size): Add OSI argument.
19386 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19387 (compute_builtin_object_size, expr_object_size): Adjust callers.
19388 (plus_stmt_object_size): Call addr_object_size instead of
19389 compute_builtin_object_size.
19391 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19392 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19394 * tree-ssa-loop-prefetch.c
19395 (gather_memory_references): Introduced a counter for the number of
19397 (anything_to_prefetch_p): Introduced a counter for the number of
19399 (is_loop_prefetching_profitable): New function with a cost model
19401 (loop_prefetch_arrays): Use the new cost model to determine if
19402 prefetching is profitable.
19403 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19404 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19405 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19406 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19407 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19408 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19410 2009-06-08 Michael Matz <matz@suse.de>
19413 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19414 partitions use the same.
19415 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19416 for basevars of SSA_NAMEs.
19417 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19418 to not expand them twice.
19419 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19422 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19424 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19425 (fdump-final-insns=, gtoggle): New.
19426 * doc/invoke.texi: Document them.
19427 * final.c (rest_of_clean_state): Dump final insn stream.
19428 * gcc.c (invoke_as): Hook in -fcompare-debug.
19429 (static_spec_functions): Add compare-debug-dump-opt,
19430 compare-debug-self-opt and compare-debug-auxbase-opt.
19431 (compare_debug, compare_debug_second, compare_debug_opt): New.
19432 (switches_debug_check, n_switches_debug_check): New.
19433 (debug_auxbase_opt, debug_check_temp_file): New.
19434 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19436 (do_self_spec): Handle arguments after switches.
19437 (do_spec_1): Add .gk extension to temp file basenames for compare.
19438 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19439 (cc1_options): Use it instead of normal auxbase computation for
19440 the second compare-debug compilation.
19441 (compare_files): New.
19442 (main): Set up and implement compare debug mode.
19443 (compare_debug_dump_opt_spec_function): New.
19444 (compare_debug_self_opt_spec_function): New.
19445 (compare_debug_auxbase_opt_spec_function): New.
19446 * toplev.c (process_options): Handle flag_gtoggle,
19447 flag_dump_final_insns.
19448 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19449 during -fcompare-debug-second compilation.
19451 2009-06-07 Ian Lance Taylor <iant@google.com>
19453 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19454 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19456 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19457 with no default node. Change warning with %H to warning_at.
19458 Don't clear warn_switch around case checking.
19459 * doc/invoke.texi (Warning Options): Clarify distinction between
19460 -Wswitch and -Wswitch-enum.
19462 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19464 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19466 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19468 * gbl-ctors.h: Add header guard.
19470 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19472 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19473 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19474 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19475 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19476 prototypes for removed functions.
19477 (expressions_equal_p): Move to ...
19478 * tree-ssa-sccvn.h: ... here and ...
19479 * matrix-reorg.c: ... adjust includes.
19481 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19483 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19485 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19487 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19488 (finish_function): Remove erroneous whitespace.
19490 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19492 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19493 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19495 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19497 * errors.c (internal_error): Commentary typo fix.
19498 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19499 * tree-ssa-pre.c: Ditto.
19501 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19503 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19504 them is supposed to hold actual statements.
19506 2009-06-06 Ian Lance Taylor <iant@google.com>
19508 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19509 empty statements can now have attributes.
19511 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19513 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19514 * config/mips/mips.md: Ditto.
19516 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19518 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19520 (__eabi_uconvert): Likewise.
19522 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19524 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19525 CFI_* definitions with IN_GCC.
19527 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19529 * xcoffout.h (xcoffout_source_line): Update prototype.
19531 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19533 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19534 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19536 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19538 PR middle-end/40340
19539 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19540 inlined_function_outer_scope_p blocks for artificial inlines
19542 * tree.c (tree_nonartificial_location): Rewrite using
19543 block_nonartificial_location.
19545 2009-06-05 Revital Eres <eres@il.ibm.com>
19546 Leehod Baruch <leehod@il.ibm.com>
19548 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19549 (expand_expr_real_1): Remove comment.
19550 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19551 Vectorize misaligned access when the target supports it.
19552 (vect_supportable_dr_alignment): Check for unaligned access support.
19553 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19556 2009-06-05 Julian Brown <julian@codesourcery.com>
19558 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19559 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19561 2009-06-05 Richard Guenther <rguenther@suse.de>
19564 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19565 as possibly unused.
19567 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19569 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19570 (save_gprs): Don't tell unwinder when a global register is saved.
19571 (s390_emit_epilogue): Emit needed epilogue unwind info.
19573 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19575 * dwarf2out.c (deferred_asm_name): New.
19576 (add_name_and_src_coords_attributes): Defer creation of
19577 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19579 (move_linkage_attr): New.
19580 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19583 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19585 * tree-nested.c (finalize_nesting_tree_1): Declare the
19586 frame_decl in the binding tree.
19588 2009-06-04 Cary Coutant <ccoutant@google.com>
19590 * basic-block.h (struct basic_block_def): Add discriminator field.
19591 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19593 * debug.c (do_nothing_debug_hooks): Add additional entry.
19594 (debug_nothing_int_charstar_int): New function.
19595 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19596 (debug_nothing_int_charstar_int): New declaration.
19597 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19598 discriminator value in .loc directive.
19599 * final.c (last_discriminator): New variable.
19600 (discriminator): New variable.
19601 (final_start_function): Initialize above variables, pass current
19602 discriminator to debug hook.
19603 (notice_source_line): Check for discriminator change.
19604 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19605 * sdbout.c (sdbout_source_line): New parameter.
19606 * tree-cfg.c (struct locus_discrim_map): New structure type.
19607 (discriminator_per_locus): New hash table.
19608 (build_gimple_cfg): Allocate and free discriminator hash table.
19609 (make_edges): Call assign_discriminator.
19610 (locus_map_hash): New function.
19611 (locus_map_eq): New function.
19612 (next_discriminator_for_locus): New function.
19613 (same_line_p): New function.
19614 (assign_discriminator): New function.
19615 (make_cond_expr_edges): Call assign_discriminator.
19616 (make_gimple_switch_edges): Likewise.
19617 (first_non_label_stmt): New function.
19618 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19620 * xcoffout.c (xcoffout_source_line): Add new parameter.
19622 * configure.ac (gcc_cv_as_discriminator): New configury check for
19623 gas support for discriminator.
19624 * configure: Regenerate.
19625 * config.in: Regenerate.
19627 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19629 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19630 val after checking for integers.
19632 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19634 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19636 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19637 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19638 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19639 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19640 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19641 X64_SSE_REGPARM_MAX.
19642 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19643 X64_SSE_REGPARM_MAX.
19645 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19647 * gcc.c (report_times_to_file): New.
19648 (execute): Implement it.
19649 (process_command): Support -time=.
19650 * doc/invoke.texi: Document it.
19652 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19654 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19655 that have value exprs.
19657 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19659 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19660 declarations for constants until...
19661 (dw2_output_indirect_constant_1): ... this point.
19663 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19666 * arm.md (arm_addsi3): Don't try to split an add with an
19667 eliminable register until after reload has completed.
19669 2009-06-03 Ian Lance Taylor <iant@google.com>
19671 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19672 * genattrtab.c (write_length_unit_log): Likewise.
19673 * genchecksum.c (dosum): Likewise.
19674 * gengtype.c (write_rtx_next): Likewise.
19675 (finish_root_table, write_roots): Likewise.
19676 * gimple.c (gimple_ops_offset_): Likewise.
19677 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19678 * config/arc/arc.c (arc_attribute_table): Likewise.
19679 * config/arm/arm.c (arm_attribute_table): Likewise.
19680 * config/avr/avr.c (avr_attribute_table): Likewise.
19681 * config/crx/crx.c (crx_attribute_table): Likewise.
19682 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19683 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19684 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19685 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19686 * config/sh/sh.c (sh_attribute_table): Likewise.
19687 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19688 * config/spu/spu.c (spu_attribute_table): Likewise.
19689 * config/v850/v850.c (v850_attribute_table): Likewise.
19691 * config/alpha/alpha.c (vms_attribute_table): Make static.
19692 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19693 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19694 * config/mips/mips.c (mips_attribute_table): Likewise.
19696 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19698 (cc1-checksum.o): Likewise.
19700 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19702 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19704 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19706 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19707 insn if it is changing sp. Use gen_add3_insn instead of
19708 conditionally gen_addsi3 and gen_adddi3.
19709 (offset_below_red_zone_p): New static inline function.
19710 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19711 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19712 * config/rs6000/ppc-asm.h: Include auto-host.h.
19713 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19714 CFI_RESTORE): Define.
19715 * config/rs6000/crtresxgpr.asm: Add unwind info.
19716 * config/rs6000/crtresxfpr.asm: Likewise.
19717 * config/rs6000/crtresgpr.asm: Likewise.
19718 * config/rs6000/crtresfpr.asm: Likewise.
19719 * config/rs6000/crtsavgpr.asm: Likewise.
19720 * config/rs6000/crtsavfpr.asm: Likewise.
19722 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19723 argument of DWARF2_FRAME_REG_OUT macros.
19725 2009-06-03 Julian Brown <julian@codesourcery.com>
19727 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19728 words or less (including TImode) in core registers.
19730 2009-06-03 Richard Guenther <rguenther@suse.de>
19732 PR middle-end/40328
19733 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19735 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19737 * statistics.c (statistics_counter_event): Do not record event
19738 in pass dump if its number == -1.
19739 (curr_statistics_hash): Add assert that we never get passes
19740 with static number == -1.
19742 2009-06-03 Richard Guenther <rguenther@suse.de>
19743 Andrey Belevantsev <abel@ispras.ru>
19745 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19746 non-BLKmode arrays addressable.
19748 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19750 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19751 * config/m68k/m68k.h: ... here.
19753 2009-06-03 Martin Jambor <mjambor@suse.cz>
19755 PR tree-optimization/40323
19756 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19759 2009-06-03 Richard Guenther <rguenther@suse.de>
19761 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19764 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19766 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19767 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19768 JUMP_TABLE_DATA_P where applicable.
19769 * config/sh/sh.c: Ditto.
19770 * config/sh/sh.h: Ditto.
19771 * config/sh/sh.md: Ditto.
19772 * config/sh/symbian.c: Ditto.
19774 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19776 * config/i386/driver-i386.c (describe_cache): Optimize
19777 concatenation of strings. Use snprintf instead of sprintf.
19778 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19779 target when not compiling with GCC.
19781 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19783 * config/sh/sh.c: Revert last change.
19784 (sh_expand_epilogue): Emit a blockage insn before the frame
19785 pointer adjustment unconditionally.
19787 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19789 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19790 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19791 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19792 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19793 to COLLECT_GCC_OPTIONS.
19795 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19797 * collect2.c (target_system_root): New variable.
19798 (main): Handle --sysroot=.
19799 (ignore_library): Strip the sysroot from the library path.
19801 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19803 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19804 (collect2.o): Depend on collect2-aix.h.
19805 (collect2-aix.o): New rule.
19806 * collect2-aix.h: New file.
19807 * collect2-aix.c: Likewise.
19808 * collect2.c: Include collect2-aix.h. Don't undefine
19809 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19810 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19811 Use TARGET_AIX_VERSION instead of _AIX51.
19812 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19813 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19814 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19815 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19816 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19818 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19820 * collect2.c (ignore_library): Avoid premature post-increment
19821 and null deference.
19823 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19825 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19826 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19827 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19828 CROSS_DIRECTORY_STRUCTURE too.
19829 (LINK_LIBG_SPEC): Likewise.
19830 (LIB_SPEC): Add %R to sysroot paths.
19831 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19832 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19833 * config/rs6000/aix51.h: As for aix43.h.
19834 * config/rs6000/aix52.h: Likewise.
19835 * config/rs6000/aix53.h: Likewise.
19836 * config/rs6000/aix61.h: Likewise.
19837 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19838 to the beginning of sysroot paths.
19840 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19842 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19843 INSN_LISTs that are out of the REG_NOTE range.
19845 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19847 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19848 (struct var_to_expand): Likewise.
19849 (struct opt_info): Add head and tail for linked lists of the above.
19850 (analyze_insn_to_expand_var): Initialize next.
19851 (analyze_iv_to_split_insn): Likewise.
19852 (analyze_insns_in_loop): Create linked lists.
19853 (allocate_basic_variable): Simplify for use without hash table.
19854 (insert_var_expansion_initialization): Likewise, make it type-safer.
19855 (combine_var_copies_in_loop_exit): Likewise.
19856 (apply_opt_in_copies): Walk lists rather than hash tables.
19857 (release_var_copies): Simplified and inlined by hand into...
19858 (free_opt_info): ... this function.
19860 2009-06-02 Richard Guenther <rguenther@suse.de>
19862 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19865 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19867 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19868 only for builtins that are not overridden.
19870 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19872 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19875 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19877 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19879 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19881 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19883 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19885 * common.opt (fdump-unnumbered-links): New.
19886 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19887 * print-rtl.c (flag_dump_unnumbered_links): New.
19888 (print_rtx): Test it.
19890 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19892 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19893 push/pop multiple to 8-byte alignment.
19895 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19897 * config/i386/i386.c (queued_cfa_restores): New static variable.
19898 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19900 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19901 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19902 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19903 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19904 note unconditionally.
19905 (ix86_emit_restore_regs_using_mov): Likewise.
19906 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19907 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19908 it through to ix86_emit_restore_reg_using_pop.
19909 (ix86_emit_leave): Add RED_OFFSET argument. Call
19910 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19911 instead of adding REG_CFA_OFFSET note unconditionally.
19912 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19913 the above functions. Call ix86_add_queued_cfa_restore_notes when
19916 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19917 force output of the label even for dwarf2out_do_cfi_asm.
19918 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19919 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19920 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19922 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19923 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19924 dwarf2out_cfi_label callers.
19925 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19926 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19927 Adjust dwarf2out_cfi_label callers.
19928 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19930 * config/i386/i386.h (struct machine_cfa_state,
19931 struct machine_function): Guard with ifndef USED_FOR_TARGET
19932 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19935 * emutls.c (__emutls_get_address): Change arr->size to mean number
19936 of allocated arr->data entries instead of # of slots + 1.
19938 PR middle-end/40316
19939 * recog.c (peep2_reinit_state): New function.
19940 (peephole2_init_state): Use it at the end of a basic block and also
19941 when seeing a RTX_FRAME_RELATED_P insn.
19943 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19945 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19946 fixuns_truncrfdi2): New.
19947 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19948 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19949 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19950 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19951 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19952 *recip_approx): Remove.
19953 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19954 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19955 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19957 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19960 2009-06-01 Ian Lance Taylor <iant@google.com>
19962 * attribs.c (register_attribute): Use CONST_CAST.
19963 * collect2.c (main): Use CONST_CAST2.
19964 (scan_prog_file): Likewise.
19965 * gcc.c (process_command, main): Likewise.
19966 * toplev.c (toplev_main): Likewise.
19968 * c-typeck.c (handle_warn_cast_qual): New static function,
19969 partially broken out of build_c_cast.
19970 (build_c_cast): Call handle_warn_cast_qual.
19971 * doc/invoke.texi (Warning Options): Document new effect of
19974 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19976 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19977 (diagnostic_report_current_module): Print columns.
19978 * common.opt (flag_show_column): Enable by default.
19980 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19982 * alias.c (find_base_term): Check for NULL term before returning.
19984 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19986 Revert due to PR40320:
19987 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19988 * calls.c (emit_library_call_value_1): Don't force_operand for move
19991 2009-06-01 Olivier Hainque <hainque@adacore.com>
19992 Eric Botcazou <ebotcazou@adacore.com>
19994 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19995 to be processed as a bitfield for constructor output purposes.
19996 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19998 * varasm.c (oc_local_state): New type, output_constructor
19999 local state to support communication with helpers.
20000 (oc_outer_state): New type, output_constructor outer state of
20001 relevance in recursive calls.
20002 (output_constructor_array_range): New output_constructor helper,
20003 extracted code for an array range element.
20004 (output_constructor_regular_field): New output_constructor helper,
20005 extracted code for an element that is not a bitfield.
20006 (output_constructor_bitfield): New output_constructor helper,
20007 extracted code for a bitfield element. Accept an OUTER state
20008 argument for recursive processing. Recurse on record or array
20009 CONSTRUCTOR values, possibly past noop conversions.
20010 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
20011 VALUE is a valid constant-valued expression for use in a static
20012 bit-field initializer.
20013 (output_constructor): Rework to use helpers. Accept and honor an
20014 OUTER state argument for recursive calls. Return total size. Be
20015 prepared for nested constructors initializing bitfields.
20016 (output_constant): Feed OUTER in calls to output_constructor.
20018 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20020 * calls.c (emit_library_call_value_1): Don't force_operand for move
20023 2009-06-01 Nick Clifton <nickc@redhat.com>
20025 * doc/invoke.texi (IA-64 Options): Fix typo.
20027 2009-06-01 Ira Rosen <irar@il.ibm.com>
20029 PR tree-optimization/39129
20030 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20032 (vect_do_peeling_for_loop_bound): Use
20033 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20034 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20035 (vect_loop_versioning): Likewise.
20036 (vect_create_cond_for_alias_checks): Fix indentation.
20037 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20039 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20040 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20041 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20042 "control flow in loop".
20043 (vect_estimate_min_profitable_iters): Use
20044 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20045 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20046 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20047 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20048 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20049 statement belongs to a group of strided accesses with the exact code
20051 (vectorizable_load): Likewise.
20052 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20053 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20055 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
20057 * config/freebsd-stdint.h: New file.
20058 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20059 Add freebsd-stdint.h to tm_file.
20061 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
20063 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20064 (thumb2_extendhidi2): Likewise.
20066 2009-05-31 Ian Lance Taylor <iant@google.com>
20068 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20070 2009-05-31 Ian Lance Taylor <iant@google.com>
20072 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20073 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20074 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20076 2009-05-31 Jason Merrill <jason@redhat.com>
20078 * tree-pretty-print.c (print_call_name): Take the callee, not the
20079 call itself. Make non-static. Use dump_function_name for functions.
20080 (dump_generic_node): Adjust.
20081 * diagnostic.h: Declare print_call_name.
20082 * gimple-pretty-print.c (dump_gimple_call): Use it.
20084 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20086 * config/sh/sh.md (ashldi3_std): New define_expand.
20089 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20092 * config/sh/sh.c: Include debug.h.
20093 (sh_expand_epilogue): Emit a blockage insn before the frame
20094 pointer adjustment also when dwarf2out_do_frame returns true.
20096 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20098 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20099 (thumb2_extendqidi2): New pattern.
20101 2009-05-31 Ira Rosen <irar@il.ibm.com>
20103 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20104 mark phis for renaming.
20105 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20106 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20107 Call mark_sym_for_renaming.
20108 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20109 * tree-vect-loop.c (vect_transform_loop): Remove
20110 vect_memsyms_to_rename initialization and a call to
20111 mark_set_for_renaming.
20113 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20115 PR middle-end/40304
20116 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20117 frame related even if !set_cfa && style < 0.
20119 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20121 * config/i386/mingw-tls.c: New file.
20122 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20123 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20124 defining _WIN32 but not __CYGWIN__.
20126 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20128 * configure.ac: Add MPC support.
20130 * config.in, configure: Regenerate.
20132 2009-05-29 Richard Henderson <rth@redhat.com>
20134 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20135 NOTE_INSN_BASIC_BLOCK.
20136 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20137 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20138 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20140 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20142 (add_cfi): Disable check redefining cfa away from drap.
20143 (lookup_cfa_1): Add remember argument; handle remember/restore.
20144 (lookup_cfa): Pass remember argument.
20145 (cfa_remember): New.
20146 (compute_barrier_args_size_1): Remove sibcall check.
20147 (dwarf2out_frame_debug_def_cfa): New.
20148 (dwarf2out_frame_debug_adjust_cfa): New.
20149 (dwarf2out_frame_debug_cfa_offset): New.
20150 (dwarf2out_frame_debug_cfa_register): New.
20151 (dwarf2out_frame_debug_cfa_restore): New.
20152 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20153 (dwarf2out_begin_epilogue): New.
20154 (dwarf2out_frame_debug_restore_state): New.
20155 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20156 DW_CFA_restore_state.
20157 (output_cfi_directive): Likewise.
20158 (convert_cfa_to_fb_loc_list): Likewise.
20159 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20160 * dwarf2out.h: Update.
20161 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20162 (copy_insn_1): Early out for null.
20163 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20164 and dwarf2out_frame_debug_restore_state.
20165 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20166 (prologue_insn_hash, epilogue_insn_hash): New.
20167 (free_after_compilation): Adjust freeing accordingly.
20168 (record_insns): Create hash table if needed; push insns into
20169 hash instead of array.
20170 (maybe_copy_epilogue_insn): New.
20171 (contains): Search hash table instead of array.
20172 (sibcall_epilogue_contains): Remove.
20173 (thread_prologue_and_epilogue_insns): Split eh_return insns
20174 and mark them as epilogues.
20175 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20176 scanning in terms of basic blocks.
20177 * insn-notes.def (CFA_RESTORE_STATE): New.
20178 * jump.c (returnjump_p_1): Accept EH_RETURN.
20179 (eh_returnjump_p_1, eh_returnjump_p): New.
20180 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20181 CFA_REGISTER, CFA_RESTORE): New.
20182 * rtl.def (EH_RETURN): New.
20183 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20185 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20186 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20188 * config/i386/i386.c (gen_push): Update cfa state.
20189 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20190 add a CFA_ADJUST_CFA note.
20191 (ix86_dwarf_handle_frame_unspec): Remove.
20192 (ix86_expand_prologue): Update cfa state.
20193 (ix86_emit_restore_reg_using_pop): New.
20194 (ix86_emit_restore_regs_using_pop): New.
20195 (ix86_emit_leave): New.
20196 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20197 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20198 * config/i386/i386.h (struct machine_cfa_state): New.
20199 (ix86_cfa_state): New.
20200 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20201 (eh_return_internal): Merge from eh_return_<mode>,
20202 use eh_return rtx, split w/ epilogue.
20204 2009-05-29 Ian Lance Taylor <iant@google.com>
20206 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20208 * calls.c (emit_library_call_value_1): Likewise.
20210 * c-typeck.c (c_build_va_arg): New function.
20211 * c-tree.h (c_build_va_arg): Declare.
20212 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20213 instead of build_va_arg.
20215 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20217 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20218 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20219 (ptr_difference_cost): Use affine combinations to compute it.
20220 (difference_cost): Likewise.
20221 (get_computation_cost_at): Compute more accurate cost for addresses
20222 if the ratio is a multiplier allowed in addresses.
20223 For non-addresses, consider that an additional offset or symbol is
20226 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20228 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20229 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20231 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20232 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20233 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20235 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20236 to 1 for TYPE_SSE{IADD1,CVT1}.
20237 (prefix_vex_imm8): Removed.
20238 (length_vex): Only pass 1 as second argument to
20239 ix86_attr_length_vex_default if prefix_extra is 0.
20240 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20241 (length): For prefix vex computation use length_immediate
20242 attribute instead of prefix_vex_imm8.
20243 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20244 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20245 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20246 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20247 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20248 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20249 a space in between the operands.
20250 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20251 if one operand is 0xff and the other one si, di, bp or sp.
20252 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20253 other one si, di, bp or sp.
20254 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20255 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20256 type and mode attributes.
20257 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20258 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20259 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20260 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20261 prefix_data16 attribute iff MODE_DF.
20262 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20263 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20264 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20265 constm128_operand in length_immediate computation.
20266 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20267 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20268 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20269 length_immediate attribute to 1.
20270 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20271 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20272 for certain alternatives.
20273 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20274 prefix_data16 attribute if MODE_V1DF.
20275 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20276 length_immediate to 1.
20277 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20278 length_address to 4, set mode attribute to MODE_DI.
20279 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20280 (fxam<mode>2_i387): Set length attribute to 4.
20281 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20282 *prefetch_3dnow_rex): Override length_address attribute.
20283 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20285 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20286 (constm128_operand): Removed.
20287 * config/i386/i386.c (memory_address_length): For
20288 disp && !index && !base in 64-bit mode account for SIB byte if
20289 print_operand_address can't optimize disp32 into disp32(%rip)
20290 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20291 for fs: or gs: segment.
20292 (ix86_attr_length_immediate_default): When checking if shortform
20293 is possible, truncate immediate to the length of the non-shortened
20295 (ix86_attr_length_address_default): Ignore MEM_P operands
20297 (ix86_attr_length_vex_default): Only check for DImode on
20298 GENERAL_REG_P operands.
20299 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20300 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20301 (sse_cvttps2pi): Clear prefix_rep attribute.
20302 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20304 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20305 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20306 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20307 iff operand 2 is const_int_operand.
20308 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20309 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20310 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20312 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20314 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20315 prefix_data16 attribute for movlpd and movhpd instructions.
20316 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20317 length_immediate for shufpd instruction.
20318 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20319 (avx_cmpp<avxmodesuffixf2c><mode>3,
20320 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20321 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20322 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20323 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20324 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20325 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20326 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20327 prefix_data16 attribute for the first alternative to 1.
20328 (*avx_loadlps): Override length_immediate for the first alternative.
20329 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20330 attributes for second alternative.
20331 (*vec_concatv2sf_sse4_1): Override length_immediate and
20332 prefix_data16 attributes for second alternative.
20333 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20334 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20335 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20336 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20337 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20338 prefix_data16 and length_immediate to 1.
20339 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20341 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20342 prefix_extra attribute for variants that don't have 0f prefix alone.
20343 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20344 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20345 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20346 *sse4_1_pextrd): Set length_immediate to 1.
20347 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20348 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20350 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20351 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20352 length_immediate to 1 for second alternative.
20353 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20354 prefix_extra and length_immediate attributes for the first
20356 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20358 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20359 to 1 for the first and third alternative.
20360 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20362 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20364 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20366 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20367 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20368 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20369 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20370 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20371 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20372 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20373 ssse3_psign<mode>3): Override prefix_rex attribute.
20374 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20375 (ssse3_palignrti): Override length_immediate to 1.
20376 (ssse3_palignrdi): Override length_immediate to 1, override
20377 prefix_rex attribute.
20378 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20379 (sse4a_extrqi): Override length_immediate to 2.
20380 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20381 (sse4a_insertq): Override prefix_data16 to 0.
20382 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20383 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20384 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20385 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20386 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20387 and length_immediate to 1.
20388 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20389 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20390 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20391 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20392 and length_immediate to 1.
20393 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20394 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20395 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20396 avx_ptest256): Override prefix_extra to 1.
20397 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20398 Override prefix_data16 and length_immediate to 1.
20399 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20400 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20401 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20402 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20403 prefix_data16 to 0 and prefix_extra to 2.
20404 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20405 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20407 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20408 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20409 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20410 and prefix_extra to 2.
20411 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20412 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20413 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20414 avx_vpermilvar<mode>3,
20415 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20416 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20417 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20418 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20419 Override prefix_extra to 1.
20420 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20421 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20422 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20423 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20424 prefix_extra and length_immediate to 1.
20425 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20427 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20428 to 1 for the first alternative.
20429 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20430 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20432 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20433 *movv2sf_internal_avx, *movv2sf_internal): Override
20434 prefix_rep attribute for certain alternatives.
20435 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20436 attributes for certain alternatives.
20437 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20438 attributes for certain alternatives.
20439 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20440 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20441 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20442 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20443 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20444 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20445 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20446 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20447 length_immediate to 1 if operand 2 is const_int_operand.
20448 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20449 *vec_extractv2si_1): Set length_immediate attribute to 1.
20450 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20451 using old 3DNOW insn rather than SSE/3DNOW_A.
20452 (mmx_emms, mmx_femms): Clear modrm attribute.
20454 2009-05-29 Martin Jambor <mjambor@suse.cz>
20456 * tree-sra.c: New implementation of SRA.
20458 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20459 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20460 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20461 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20462 (SRA_MAX_STRUCTURE_COUNT): Removed.
20463 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20464 * doc/invoke.texi (sra-max-structure-size): Removed.
20465 (sra-field-structure-ratio): Removed.
20467 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20469 PR middle-end/40291
20470 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20473 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20475 PR rtl-optimization/40101
20476 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20477 seqno. Adjust comment.
20478 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20479 inserting bookkeeping before a jump, the jump is not scheduled.
20480 When no positive seqno found, provide a value. Add comment.
20482 2009-05-29 Richard Guenther <rguenther@suse.de>
20484 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20485 short-cutting on the first component.
20487 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20489 PR middle-end/39958
20490 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20491 for trees other than decls/types.
20493 2009-05-29 Richard Guenther <rguenther@suse.de>
20495 * tree-ssa-operands.c (get_expr_operands): Do not handle
20496 INDIRECT_REFs in the handled-component case. Remove
20497 unused get_ref_base_and_extent case.
20498 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20499 tree_low_cst and host_integerp where possible.
20500 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20501 codes for equivalence.
20502 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20504 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20506 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20507 to tmake_file for i[34567]86-*-cygwin*.
20509 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20512 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20513 (altivec_categorize_keyword, init_vector_keywords,
20514 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20517 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20519 * tree.c (handle_dll_attribute): Check if node is
20520 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20522 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20524 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20526 (thumb2_zero_extendqidi2): Likewise.
20528 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20530 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20531 instead of gen_movrt.
20532 * config/sh/sh.md (movrt): Remove.
20534 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20536 * doc/invoke.texi (IA-64 Options):
20537 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20538 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20539 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20540 -msched-prefer-non-control-spec-insns,
20541 -msched-stop-bits-after-every-cycle,
20542 -msched-count-spec-in-critical-path,
20543 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20544 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20545 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20546 and -msched-spec-verbose.
20548 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20550 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20551 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20553 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20555 2009-05-28 Richard Guenther <rguenther@suse.de>
20557 * tree-ssa-alias.c (ao_ref_init): New function.
20558 (ao_ref_base): Likewise.
20559 (ao_ref_base_alias_set): Likewise.
20560 (ao_ref_alias_set): Likewise.
20561 (refs_may_alias_p_1): Change signature.
20562 (refs_may_alias_p): Adjust.
20563 (refs_anti_dependent_p): Likewise.
20564 (refs_output_dependent_p): Likewise.
20565 (call_may_clobber_ref_p_1): Change signature.
20566 (call_may_clobber_ref_p): Adjust.
20567 (stmt_may_clobber_ref_p_1): New function split out from ...
20568 (stmt_may_clobber_ref_p): ... here.
20569 (maybe_skip_until): Adjust signature.
20570 (get_continuation_for_phi): Likewise.
20571 (walk_non_aliased_vuses): Likewise.
20572 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20573 (ao_ref_init): Declare.
20574 (ao_ref_base): Likewise.
20575 (ao_ref_alias_set): Likewise.
20576 (stmt_may_clobber_ref_p_1): Likewise.
20577 (walk_non_aliased_vuses): Adjust.
20578 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20579 (get_ref_from_reference_ops): remove.
20580 (vn_reference_lookup_2): Adjust signature.
20581 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20582 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20583 (vn_reference_lookup): Adjust.
20584 (vn_reference_insert): Likewise.
20585 (vn_reference_insert_pieces): Adjust signature.
20586 (visit_reference_op_call): Adjust.
20587 * tree-ssa-pre.c (get_expr_type): Simplify.
20588 (phi_translate_1): Adjust.
20589 (compute_avail): Likewise.
20590 (translate_vuse_through_block): Do not re-build trees.
20591 (value_dies_in_block_x): Likewise.
20592 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20594 (vn_reference_lookup_pieces): Adjust declaration.
20595 (vn_reference_insert_pieces): Likewise.
20597 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20599 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20600 with checking disabled.
20602 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20606 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20607 macro definition for support of three-operand format aligned
20608 .comm directive in assembler on cygwin/pe/mingw target OS.
20609 * configure: Regenerate.
20610 * config.h: Regenerate.
20612 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20613 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20614 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20616 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20617 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20619 2009-05-28 Ira Rosen <irar@il.ibm.com>
20621 PR tree-optimization/40254
20622 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20623 in analysis of basic blocks.
20625 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20627 PR middle-end/33699
20628 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20629 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20630 (TARGET_INITIALIZER): Use it.
20631 * cse.c (CHEAPER): Move it up to the other macros.
20632 (insert): Rename this ...
20633 (insert_with_costs): ... to this. Add cost parameters. Update
20635 (insert): New function. Call insert_with_costs.
20636 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20637 find_reg_offset_for_const, try_const_anchors): New functions.
20638 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20639 when using a const-anchor. Call insert_const_anchors.
20640 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20641 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20643 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20645 * tree-inline.c (remap_decls): Enable nonlocalized variables
20646 when not optimizing.
20648 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20650 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20651 Simplify other tests involving optimize.
20653 2009-05-27 Tom Tromey <tromey@redhat.com>
20655 * unwind-dw2.c (_Unwind_DebugHook): New function.
20656 (uw_install_context): Call _Unwind_DebugHook.
20658 2009-05-27 Tom Tromey <tromey@redhat.com>
20660 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20662 2009-05-27 Ian Lance Taylor <iant@google.com>
20664 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20665 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20666 (ALL_LINKERFLAGS): Define.
20667 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20668 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20669 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20670 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20671 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20672 $(LINKER_FOR_BUILD).
20673 (build/gcov-iov$(build_exeext)): Likewise.
20675 2009-05-27 Julian Brown <julian@codesourcery.com>
20677 * gcse.c (target.h): Include.
20678 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20679 copy of argument to a pseudo register.
20681 2009-05-27 Diego Novillo <dnovillo@google.com>
20683 * tree-ssa-live.c (dump_scope_block): Document arguments.
20684 (dump_scope_blocks): Document.
20685 (debug_scope_blocks): New.
20686 * tree-flow.h (debug_scope_blocks): Declare.
20688 2009-05-21 Denis Chertykov <denisc@overta.ru>
20690 * doc/contrib.texi (Contributors): Add myself to the list.
20692 2009-05-27 Olivier Hainque <hainque@adacore.com>
20694 * expr.c (target_align): New function. Alignment the TARGET of an
20695 assignment may be assume to have.
20696 (highest_pow2_factor_for_target): Use it instead of relying on
20697 immediate tree attributes of TARGET, not necessarily honored when
20698 intermediate bitfields are involved.
20700 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20703 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20704 AVX, SSE4, AES, PCLMUL and POPCNT.
20706 2009-05-27 Diego Novillo <dnovillo@google.com>
20708 * tree-pretty-print.c (dump_location): New.
20709 (dump_generic_node): Call it.
20710 Factor code to handle BLOCK nodes ...
20711 (dump_block_node): ... here.
20713 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20715 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20717 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20719 * gcc-plugin.h: Include config.h and system.h.
20720 (IN_GCC): Define if not defined.
20722 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20724 PR middle-end/40249
20725 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20728 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20730 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20732 * config/m32r/m32r.h: Ditto.
20733 * config/m32r/m32r.md: Ditto.
20734 * config/m32r/predicates.md: Ditto.
20736 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20738 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20740 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20743 (Loading plugins): typo.
20744 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20745 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20746 (Interacting with the GCC Garbage Collector): Added new section.
20747 (Giving information about a plugin): Added new section for
20749 * ggc.h (ggc_register_root_tab): Added declaration.
20750 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20751 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20752 (register_callback): Improved comment in declaration.
20753 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20754 (extra_root_vec) Added static variable for dynamic roots registration.
20755 (ggc_register_root_tab) Added new routine.
20756 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20757 PLUGIN_GGC_MARKING event.
20758 * ggc-zone.c: Include plugin.h.
20759 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20760 * ggc-page.c: Include plugin.h.
20761 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20762 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20763 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20764 (register_callback): check lack of callbacks for
20765 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20766 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20767 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20768 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20769 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20770 dependency on plugin.h.
20771 (plugin.o): Added dependency on ggc.h...
20773 2009-05-26 Richard Guenther <rguenther@suse.de>
20775 PR middle-end/40248
20777 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20778 with mismatched comparison modes.
20780 * expr.c (expand_expr_real_1): Expand the operand of a
20781 VIEW_CONVERT_EXPR in its natural mode.
20783 2009-05-26 Ian Lance Taylor <iant@google.com>
20785 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20786 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20787 (ALL_COMPILERFLAGS): Define.
20788 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20789 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20790 (collect2$(exeext), collect2.o): Likewise.
20791 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20792 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20793 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20794 (libbackend.o, intl.o, cppdefault.o): Likewise.
20795 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20796 (build/%.o): Use $(COMPILER_FOR_BUILD).
20797 (build/gen%$(build_exeext)): Likewise.
20798 (build/gcov-iov$(build_exeext)): LIkewise.
20799 * config/t-darwin (darwin.o): Use $(COMPILER).
20800 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20801 * config/t-sol2 (sol2-c.o): Likewise.
20802 (sol2.o): Likewise.
20803 * config/t-vxworks (vxworks.o): Likewise.
20804 * config/x-darwin (host-darwin.o): Likewise.
20805 * config/x-hpux (host-hpux.o): Likewise.
20806 * config/x-linux (host-linux.o): Likewise.
20807 * config/x-solaris (host-solaris.o): Likewise.
20808 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20809 * config/arm/t-arm (arm-c.o): Likewise.
20810 * config/arm/t-pe (pe.o): Likewise.
20811 * config/arm/t-wince-pe (pe.o): Likewise.
20812 * config/i386/t-cygming (winnt.o): Likewise.
20813 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20814 * config/i386/t-cygwin (cygwin1.o): Likewise.
20815 (cygwin2.o): Likewise.
20816 * config/i386/t-i386 (i386-c.o): Likewise.
20817 * config/i386/t-interix (winnt.o): Likewise.
20818 * config/i386/t-netware (netware.o): Likewise.
20819 * config/i386/t-nwld (nwld.o): Likewise.
20820 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20821 * config/i386/x-i386 (driver-i386.o): Likewise.
20822 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20823 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20824 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20825 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20826 * config/mips/x-native (driver-native.o): Likewise.
20827 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20828 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20829 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20830 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20831 * config/score/t-score-elf (score7.o): Likewise.
20832 (score3.o): Likewise.
20833 * config/sh/t-sh (sh-c.o): Likewise.
20834 * config/sh/t-symbian (sh-c.o): Likewise.
20835 (symbian.o): Likewise.
20836 * config/spu/t-spu-elf (spu-c.o): Likewise.
20837 * config/v850/t-v850 (v850-c.o): Likewise.
20838 * config/v850/t-v850e (v850-c.o): Likewise.
20840 2009-05-26 Richard Guenther <rguenther@suse.de>
20842 PR tree-optimization/40122
20843 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20844 VECTOR_CSTs if possible.
20845 (fold_gimple_assign): Likewise.
20847 2009-05-26 Richard Guenther <rguenther@suse.de>
20849 PR middle-end/40252
20850 * fold-const.c (fold_binary): Use the correct types for building
20853 2009-05-26 Richard Guenther <rguenther@suse.de>
20855 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20856 redundant calls to merge_alias_info.
20857 (bump_vector_ptr): Likewise.
20858 * tree-ssa-copy.c (merge_alias_info): Remove.
20859 (replace_exp_1): Remove call to merge_alias_info.
20860 (propagate_tree_value): Likewise.
20861 (fini_copy_prop): Propagate points-to info.
20862 * tree-flow.h (merge_alias_info): Remove.
20864 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20866 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20868 2009-05-25 Jan Hubicka <jh@suse.cz>
20870 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20871 * cgraph.h (struct inline_summary): New filed self_wize,
20872 size_inlining_benefit, self_time and time_inlining_benefit.
20873 (struct cgraph_global_info): Replace insns by time ans size fields.
20874 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20875 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20876 (ipcp_update_callgraph): Do not touch function bodies.
20877 * ipa-inline.c: Include except.h
20878 (MAX_TIME): New constant.
20879 (overall_insns): Remove.
20880 (leaf_node_p): New.
20881 (overall_size, max_benefit): New static variables.
20882 (cgraph_estimate_time_after_inlining): New function.
20883 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20884 (cgraph_clone_inlined_nodes): Update size.
20885 (cgraph_mark_inline_edge): Update size.
20886 (cgraph_estimate_growth): Use size info.
20887 (cgraph_check_inline_limits): Check size.
20888 (cgraph_default_inline_p): Likewise.
20889 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20890 (cgraph_decide_recursive_inlining): Check size.
20891 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20893 (cgraph_decide_inlining): Likewise.
20894 (cgraph_decide_inlining_incrementally): Likewise; honor
20895 PARAM_EARLY_INLINING_INSNS.
20896 (likely_eliminated_by_inlining_p): New predicate.
20897 (estimate_function_body_sizes): New function.
20898 (compute_inline_parameters): Use it.
20899 * except.c (must_not_throw_labels): New function.
20900 * except.h (must_not_throw_labels): Declare.
20901 * tree-inline.c (init_inline_once): Kill inlining_weigths
20902 * tree-ssa-structalias.c: Avoid uninitialized warning.
20903 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20904 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20905 (PARAM_INLINE_CALL_COST): Remove.
20906 (PARAM_EARLY_INLINING_INSNS): New.
20908 2009-05-25 Richard Guenther <rguenther@suse.de>
20910 PR tree-optimization/36327
20911 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20912 callback for reference translation or lookup at the point of may-defs.
20913 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20914 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20915 for union COMPONENT_REFs.
20916 (vn_reference_lookup_3): New callback. Lookup from memset
20917 and CONSTRUCTOR assignment, translate through struct copies.
20918 (vn_reference_lookup_pieces): Make sure to not free the
20919 passed operands array. Adjust walk_non_aliased_vuses call.
20920 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20921 make sure we do not leak memory.
20923 2009-05-25 Richard Guenther <rguenther@suse.de>
20925 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20926 * tree-inline.c (expand_call_inline): Reset the escaped and
20927 callused solutions.
20928 * tree-ssa-structalias.c (pass_build_ealias): New.
20929 * tree-pass.h (pass_build_ealias): Declare.
20930 * passes.c (init_optimization_passes): Add PTA during
20931 early optimizations.
20932 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20933 and CALLUSED solutions.
20934 (dump_points_to_solution): New function, split out from ...
20935 (dump_points_to_info_for): ... here.
20936 * tree-parloops.c (parallelize_loops): Reset the escaped and
20937 callused solutions.
20939 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20942 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20943 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20945 2009-05-25 Ira Rosen <irar@il.ibm.com>
20947 PR tree-optimization/40238
20948 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20949 statements after basic block's labels.
20950 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20951 to free the allocated memory.
20953 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20955 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20956 return address with a USE.
20958 2009-05-24 Richard Guenther <rguenther@suse.de>
20960 PR middle-end/40233
20961 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20962 array type from the main variant of the inner type.
20964 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20966 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20967 definition to bool (from int) to un-break build.
20968 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20970 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20972 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20973 discard_stmt_changes): Delete.
20974 * tree-ssa-operands.c (scb_stack): Delete.
20975 (init_ssa_operands): Do not initialize it.
20976 (fini_ssa_operands): Do not free it.
20977 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20979 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20980 update_stmt, remove the others. Fix comments.
20981 * tree-dfa.c (optimize_stack_restore): Likewise.
20982 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20983 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20984 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20985 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20987 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20988 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20989 (dom_opt_finalize_block): Likewise, adjusting access to
20991 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20992 (stmts_to_rescan): Change item type to gimple.
20993 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20995 2009-05-24 Ira Rosen <irar@il.ibm.com>
20997 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20998 * tree-pass.h (pass_slp_vectorize): New pass.
20999 * params.h (SLP_MAX_INSNS_IN_BB): Define.
21000 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
21001 * tree-vectorizer.c (timevar.h): Include.
21002 (user_vect_verbosity_level): Declare.
21003 (vect_location): Fix comment.
21004 (vect_set_verbosity_level): Update user_vect_verbosity_level
21005 instead of vect_verbosity_level.
21006 (vect_set_dump_settings): Add an argument. Ignore user defined
21007 verbosity if dump flags require higher level of verbosity. Print to
21008 stderr only for loop vectorization.
21009 (vectorize_loops): Update call to vect_set_dump_settings.
21010 (execute_vect_slp): New function.
21011 (gate_vect_slp): Likewise.
21012 (struct gimple_opt_pass pass_slp_vectorize): New.
21013 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21014 access its members.
21015 (vec_info_for_bb): New function.
21016 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21017 (VECTORIZATION_ENABLED): New macro.
21018 (SLP_ENABLED, SLP_DISABLED): Likewise.
21019 (vect_is_simple_use): Add bb_vec_info argument.
21020 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
21021 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21022 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21023 vect_schedule_slp, vect_analyze_slp): Likewise.
21024 (vect_analyze_stmt): Add slp_tree argument.
21025 (find_bb_location): Declare.
21026 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21027 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21028 (vect_analyze_loop_operations, vect_analyze_loop,
21029 get_initial_def_for_induction, vect_create_epilog_for_reduction,
21030 vect_finalize_reduction, vectorizable_reduction,
21031 vectorizable_live_operation, vect_transform_loop): Likewise.
21032 * tree-data-ref.c (dr_analyze_innermost): Update comment,
21033 skip evolution analysis if analyzing a basic block.
21034 (dr_analyze_indices): Likewise.
21035 (initialize_data_dependence_relation): Skip the test whether the
21036 object is invariant for basic blocks.
21037 (compute_all_dependences): Skip dependence analysis for data
21038 references in basic blocks.
21039 (find_data_references_in_stmt): Don't fail in case of invariant
21040 access in basic block.
21041 (find_data_references_in_bb): New function.
21042 (find_data_references_in_loop): Move code to
21043 find_data_references_in_bb and add a call to it.
21044 (compute_data_dependences_for_bb): New function.
21045 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21046 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21048 (vect_analyze_data_ref_dependence): Check for interleaving in case of
21049 unknown dependence in basic block and fail in case of dependence in
21051 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21052 dependence instances from either loop or basic block vectorization
21054 (vect_compute_data_ref_alignment): Check if it is loop vectorization
21055 before calling nested_in_vect_loop_p.
21056 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21057 dependence instances from either loop or basic block vectorization
21059 (vect_verify_datarefs_alignment): Likewise.
21060 (vect_enhance_data_refs_alignment): Adjust function calls.
21061 (vect_analyze_data_refs_alignment): Likewise.
21062 (vect_analyze_group_access): Fix printing. Skip different checks if
21063 DR_STEP is 0. Keep strided stores either in loop or basic block
21064 vectorization data structure. Fix indentation.
21065 (vect_analyze_data_ref_access): Fix comments, allow zero step in
21067 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21068 dependence instances from either loop or basic block vectorization
21070 (vect_analyze_data_refs): Update comment. Call
21071 compute_data_dependences_for_bb to analyze basic blocks.
21072 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21073 case of loop vectorization. In case of basic block vectorization use
21074 data-ref itself as a base.
21075 (vect_create_data_ref_ptr): In case of basic block vectorization:
21076 don't advance the pointer, add new statements before the current
21077 statement. Adjust function calls.
21078 (vect_supportable_dr_alignment): Support only aligned accesses in
21079 basic block vectorization.
21080 * common.opt (ftree-slp-vectorize): New flag.
21081 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21082 (vect_pattern_recog_1): Likewise.
21083 * tree-vect-stmts.c (process_use): Likewise.
21084 (vect_init_vector): Add new statements in the beginning of the basic
21085 block in case of basic block SLP.
21086 (vect_get_vec_def_for_operand): Adjust function calls.
21087 (vect_finish_stmt_generation): Likewise.
21088 (vectorizable_call): Add assert that it is loop vectorization, adjust
21090 (vectorizable_conversion, vectorizable_assignment): Likewise.
21091 (vectorizable_operation): In case of basic block SLP, take
21092 vectorization factor from statement's type and skip the relevance
21093 check. Adjust function calls.
21094 (vectorizable_type_demotion): Add assert that it is loop
21095 vectorization, adjust function calls.
21096 (vectorizable_type_promotion): Likewise.
21097 (vectorizable_store): Check for outer loop only in case of loop
21098 vectorization. Adjust function calls. For basic blocks, skip the
21099 relevance check and don't advance pointers.
21100 (vectorizable_load): Likewise.
21101 (vectorizable_condition): Add assert that it is loop vectorization,
21102 adjust function calls.
21103 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21104 that it is not reduction, get vector type, call only supported
21105 functions, skip loop specific parts.
21106 (vect_transform_stmt): Check for outer loop only in case of loop
21108 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21109 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21110 for external definition.
21111 * passes.c (pass_slp_vectorize): New pass.
21112 * tree-vect-slp.c (find_bb_location): New function.
21113 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21114 check for patterns only in loops.
21115 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21116 case of multiple types in basic block SLP.
21117 (vect_mark_slp_stmts_relevant): New function.
21118 (vect_supported_load_permutation_p): Fix comment.
21119 (vect_analyze_slp_instance): Add argument. In case of basic block
21120 SLP, take vectorization factor from statement's type, check that
21121 unrolling factor is 1. Adjust function call. Save SLP instance in
21122 either loop or basic block vectorization structure. Return FALSE,
21124 (vect_analyze_slp): Add argument. Get strided stores groups from
21125 either loop or basic block vectorization structure. Return FALSE
21126 if basic block SLP failed.
21127 (new_bb_vec_info): New function.
21128 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21129 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21130 (vect_schedule_slp): Add argument. Get SLP instances from either
21131 loop or basic block vectorization structure. Set vectorization factor
21132 to be 1 for basic block SLP.
21133 (vect_slp_transform_bb): New function.
21134 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21136 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21138 * final.c (shorten_branches): Do not align labels for jump tables.
21139 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21141 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21143 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21144 Remove outdated reference to flow.c and fix nits.
21145 * doc/gccint.texi: Tweak RTL description.
21146 * doc/rtl.texi: Likewise.
21148 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21150 * config/avr/avr.c: Change my email address.
21151 * config/avr/avr.h: Likewise.
21152 * config/avr/avr.md: Likewise.
21153 * config/avr/avr-protos.h: Likewise.
21154 * config/avr/libgcc.S: Likewise.
21156 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21158 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21159 (spu_split_load, spu_split_store): Change return type to int.
21160 (spu_split_convert): Declare.
21161 * config/spu/predicates.md (spu_mem_operand): Remove.
21162 (spu_mov_operand): Update.
21163 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21164 * config/spu/spu.c (regno_aligned_for_load): Remove.
21165 (reg_aligned_for_addr, spu_expand_load): Define.
21166 (spu_expand_extv): Reimplement and handle MEM.
21167 (spu_expand_insv): Handle MEM.
21168 (spu_sched_reorder): Handle insn's with length 0.
21169 (spu_legitimate_address_p): Reimplement.
21170 (store_with_one_insn_p): Return TRUE for any mode with size
21171 larger than 16 bytes.
21172 (address_needs_split): Define.
21173 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21175 (spu_convert_move): Define.
21176 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21177 (spu_split_store): Change all MEM's to TImode.
21178 (spu_init_expanders): Preallocate registers that correspond to
21179 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21181 (spu_split_convert): Define.
21182 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21183 (_move<mode>, _movdi, _movti): Update predicate and condition.
21184 (load, store): Change to define_split.
21185 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21187 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21188 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21189 define_insn_and_split of lshr<mode>3.
21190 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21191 (<v>ashr<mode>3_imm): Define.
21192 (extv, extzv, insv): Allow MEM operands.
21193 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21194 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21195 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21196 (_spu_convert2): Change to define_insn_and_split and remove the
21197 corresponding define_peephole2.
21198 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21199 Change predicates to memory_operand.
21201 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21203 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21205 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21207 PR tree-optimization/40219
21208 * tree.c (iterative_hash_expr): Make sure the builtin function is
21209 a normal builtin function and not a front end or back end builtin
21210 before indexing into the built_in_decls array.
21212 2009-05-22 Richard Guenther <rguenther@suse.de>
21214 PR middle-end/38964
21215 * alias.c (write_dependence_p): Do not use TBAA for answering
21216 anti-dependence or output-dependence.
21217 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21218 (emit_pointer_definition): Remove.
21219 (emit_alias_warning): Likewise.
21220 (find_what_var_points_to): Remove TBAA pruning code.
21221 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21223 (compute_points_to_sets): Remove code computing the set of
21224 dereferenced pointers.
21225 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21226 oracle for querying anti and output dependencies.
21227 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21228 if TBAA may be applied.
21229 (refs_anti_dependent_p): New function.
21230 (refs_output_dependent_p): Likewise.
21231 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21232 (refs_output_dependent_p): Likewise.
21233 * doc/tree-ssa.texi (Memory model): New section.
21234 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21235 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21236 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21237 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21238 * expr.c (expand_expr_real_1): Likewise.
21239 * gimple-low.c (lower_stmt): Likewise.
21240 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21241 (dump_gimple_cdt): Remove.
21242 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21243 (gimple_size): Likewise.
21244 (walk_gimple_op): Likewise.
21245 (is_gimple_stmt): Likewise.
21246 (walk_stmt_load_store_addr_ops): Likewise.
21247 (gimple_build_cdt): Remove.
21248 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21249 * gimple.h (gimple_cdt_new_type): Remove.
21250 (gimple_cdt_new_type_ptr): Likewise.
21251 (gimple_cdt_set_new_type): Likewise.
21252 (gimple_cdt_location): Likewise.
21253 (gimple_cdt_location_ptr): Likewise.
21254 (gimple_cdt_set_location): Likewise.
21255 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21256 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21257 GIMPLE_CHANGE_DYNAMIC_TYPE.
21258 (verify_types_in_gimple_stmt): Likewise.
21259 * tree-inline.c (estimate_num_insns): Likewise.
21260 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21261 (copy_decl_to_var): Likewise.
21262 (copy_result_decl_to_var): Likewise.
21263 * tree-pretty-print.c (dump_generic_node): Do not handle
21264 CHANGE_DYNAMIC_TYPE_EXPR.
21265 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21266 * tree-ssa-operands.c (get_expr_operands): Likewise.
21267 * tree-ssa-structalias.c (struct variable_info): Remove
21268 no_tbaa_pruning member.
21269 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21270 (unify_nodes): Do not copy it.
21271 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21272 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21273 (set_uids_in_ptset): Do not check it.
21274 (find_what_var_points_to): Likewise.
21275 (compute_tbaa_pruning): Remove.
21276 (compute_points_to_sets): Do not call it.
21277 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21278 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21279 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21280 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21281 (DECL_NO_TBAA_P): Likewise.
21282 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21283 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21284 (expand_omp_atomic_pipeline): Do not set it.
21285 * print-tree.c (print_node): Do not dump it.
21286 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21289 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21292 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21295 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21297 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21300 2009-05-22 Ben Elliston <bje@au.ibm.com>
21302 * Makefile.in (bversion.h, s-bversion): New targets.
21303 (TOPLEV_H): Add bversion.h.
21304 * toplev.h: Include "bversion.h".
21305 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21306 the __format__ attribute only if compiling with the same version
21307 of GCC as the sources (the "build version").
21309 2009-05-22 Ben Elliston <bje@au.ibm.com>
21311 * c-format.c (handle_format_attribute): Fix comment typo.
21313 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21316 * config/ia64/ia64.opt (mfused-madd): New.
21317 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21318 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21319 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21320 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21321 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21322 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21323 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21324 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21325 instruction if !TARGET_FUSED_MADD.
21326 (fpma, fpms): Remove colon from name.
21328 2009-05-22 Richard Guenther <rguenther@suse.de>
21330 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21331 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21332 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21334 (create_expression_by_pieces): Only convert if necessary.
21335 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21336 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21338 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21340 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21341 regular pattern from a template and rename it ...
21342 (*extzv_truncsi_exts): ... to this.
21344 2009-05-21 Richard Guenther <rguenther@suse.de>
21346 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21347 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21348 (cgraph_default_inline_p): Likewise.
21349 (cgraph_decide_inlining_incrementally): Likewise.
21351 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21352 Uros Bizjak <ubizjak@gmail.com>
21354 * config/i386/cpuid.h (bit_MOVBE): New.
21356 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21358 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21359 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21360 (ix86_handle_option): Handle OPT_mmovbe.
21361 (ix86_target_string): Add -mmovbe.
21362 (pta_flags): Add PTA_MOVBE.
21363 (processor_alias_table): Add PTA_MOVBE to "atom".
21364 (override_options): Handle PTA_MOVBE.
21366 * config/i386/i386.h (TARGET_MOVBE): New.
21368 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21369 (*bswapsi_movbe): New.
21370 (*bswapdi_movbe): Likewise.
21371 (bswapdi2): Renamed to ...
21372 (*bswapdi_1): This.
21373 (bswapdi2): New expander.
21375 * config/i386/i386.opt (mmovbe): New.
21377 * doc/invoke.texi: Document -mmovbe.
21379 2009-05-21 Taras Glek <tglek@mozilla.com>
21381 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21382 * gcc-plugin.h (plugin_init): Updated signature.
21383 * gcc-plugin.h (plugin_name_args): Moved to this header.
21384 * doc/plugins.texi (plugin_init): Updated documention to reflect
21386 * doc/plugins.texi (plugin_name_args): Added to documention.
21388 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21390 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21391 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21393 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21395 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21396 JUMP_TABLE_DATA_P predicates where applicable.
21397 * config/i386/predicates.md: Ditto.
21398 * config/i386/sse.md: Ditto.
21400 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21402 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21403 operand2 -128 override length_immediate attribute to 1.
21404 * config/i386/predicates.md (constm128_operand): New predicate.
21406 * config/i386/i386.c (memory_address_length): Handle %r12
21407 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21409 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21410 mode look through optional ZERO_EXTEND and SUBREG.
21411 * config/i386/i386.md (R12_REG): New define_constant.
21412 (prefix_data16): For sse unit set also for MODE_TI insns.
21413 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21414 insns set if operand 1 is ext_QIreg_operand.
21415 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21416 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21418 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21419 mode from MODE_DI to MODE_SI.
21420 (movdi_1_rex64): Override modrm and length_immediate attributes
21421 only for movabs (TYPE_IMOV, alternative 2).
21422 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21423 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21424 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21425 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21426 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21427 prefix_rex attribute if DImode.
21428 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21429 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21430 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21431 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21432 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21433 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21434 Likewise. For TYPE_IMOV clear length_immediate attribute.
21435 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21436 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21437 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21438 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21439 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21440 or one operand TYPE_ISHIFT.
21441 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21442 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21443 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21444 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21445 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21446 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21447 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21448 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21449 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21450 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21451 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21452 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21453 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21454 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21455 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21456 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21457 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21458 set mode attribute, don't override length attribute.
21459 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21461 (return_internal_long): Set length attribute to 2 instead of 1.
21462 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21463 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21464 prefix_rex attribute.
21465 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21467 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21469 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21471 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21473 2009-05-20 Ian Lance Taylor <iant@google.com>
21475 * tree.c (build_tree_list_vec_stat): New function.
21476 (ctor_to_vec): New function.
21477 (build_nt_call_vec): New function.
21478 (build_call_array): Change args to be a const pointer.
21479 (build_call_vec): New function.
21480 * tree.h (build_nt_call_vec): Declare.
21481 (build_tree_list_vec_stat): Declare.
21482 (build_tree_list_vec): Define.
21483 (build_call_array): Update declaration.
21484 (build_call_vec): Declare.
21485 (ctor_to_vec): Declare.
21486 * c-common.c (tree_vector_cache): New static variable.
21487 (make_tree_vector): New function.
21488 (release_tree_vector): New function.
21489 (make_tree_vector_single): New function.
21490 (make_tree_vector_copy): New function.
21491 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21492 (make_tree_vector_single, make_tree_vector_copy): Declare.
21493 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21494 (c_parser_expr_list): Don't manage cache here, instead call
21496 (c_parser_release_expr_list): Remove static function.
21497 (c_parser_vec_to_tree_list): Remove static function.
21498 (c_parser_attributes): Call build_tree_list_vec instead of
21499 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21500 c_parser_release_expr_list.
21501 (c_parser_postfix_expression_after_primary): Likewise.
21502 (c_parser_objc_keywordexpr): Likewise.
21504 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21506 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21507 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21508 TARGET_CONVERT_TO_TYPE.
21509 * hooks.c (hook_tree_const_tree_null): Define.
21510 * hooks.h (hook_tree_const_tree_null): Declare.
21511 * target.h (struct gcc_target): Add invalid_parameter_type,
21512 invalid_return_type, promoted_type, and convert_to_type fields.
21513 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21514 (TARGET_INVALID_RETURN_TYPE): Define.
21515 (TARGET_PROMOTED_TYPE): Define.
21516 (TARGET_CONVERT_TO_TYPE): Define.
21517 (TARGET_INITIALIZER): Update for new fields.
21518 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21519 (grokparms): Check targetm.invalid_parameter_type.
21520 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21521 * c-convert.c (convert): Check targetm.convert_to_type.
21523 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21525 * config/mips/mips.md (*extenddi_truncate<mode>,
21526 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21528 (*extendhi_truncateqi): New define_insn_and_sptit.
21530 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21532 PR middle-end/40204
21533 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21534 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21536 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21538 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21539 the operand of VIEW_CONVERT_EXPR.
21541 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21543 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21544 extended family and model for Intel processors. Support Intel Atom.
21546 2009-05-20 Olivier Hainque <hainque@adacore.com>
21548 * gstab.h (stab_code_type): Define, to be used instead of the
21549 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21551 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21552 occurrences by stab_code_type.
21553 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21555 2009-05-20 Martin Jambor <mjambor@suse.cz>
21557 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21558 (sra_insert_before): Likewise.
21559 (sra_insert_after): Likewise.
21560 (sra_init_cache): Likewise.
21561 (sra_type_can_be_decomposed_p): Likewise.
21562 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21563 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21564 (sra_insert_before): Likewise.
21565 (sra_insert_after): Likewise.
21566 (sra_init_cache): Likewise.
21567 (insert_edge_copies_seq): Made static and moved upwards.
21569 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21572 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21574 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21575 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21578 2009-05-20 Richard Guenther <rguenther@suse.de>
21580 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21581 with mismatched comparison modes.
21583 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21585 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21586 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21587 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21588 with shifts for Thumb2.
21589 (orsi_notsi): New for orn.
21590 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21591 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21592 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21593 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21594 Don't invert remainder for IOR.
21596 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21598 PR tree-optimization/40087
21599 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21600 number_of_iterations_ne): Rename never_infinite argument.
21601 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21602 number_of_iterations_le): Handle pointer-type ivs when
21603 exit_must_be_taken is false.
21604 (number_of_iterations_cond): Do not always assume that
21605 exit_must_be_taken if the control variable is a pointer.
21607 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21609 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21610 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21612 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21614 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21615 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21617 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21620 * c.opt (Wlogical-op): Disabled by default.
21621 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21623 * doc/invoke.texi (Wlogical-op): Likewise.
21625 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21627 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21629 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21630 Propagate the type of the first operand.
21631 <ASSERT_EXPR>: Simplify.
21632 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21633 Rewrite using the RHS code as discriminant.
21634 <NOP_EXPR>: Turn into CASE_CONVERT.
21635 <PLUS_EXPR>: Propagate the type of the first operand.
21637 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21639 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21640 (ia64_dconst_0_375): New.
21641 * config/ia64/ia64.c (ia64_override_options): Remove
21642 -minline-sqrt-min-latency warning.
21643 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21644 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21645 * config/ia64/ia64.md (*sqrt_approx): Remove.
21646 (sqrtsf2): Remove #if 0.
21647 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21648 (sqrtdf): Remove assert.
21649 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21650 (sqrtxf2): Remove #if 0.
21651 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21652 * div.md (sqrt_approx_rf): New.
21653 (sqrtsf2_internal_thr): New implementation.
21654 (sqrtsf2_internal_lat): New.
21655 (sqrtdf2_internal_thr: New implementation.
21656 (sqrtxf2_internal): New implementation.
21658 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21659 Hans-Peter Nilsson <hp@axis.com>
21661 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21662 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21663 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21664 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21665 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21666 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21667 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21668 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21669 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21670 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21671 * c-common.c: ...from here.
21673 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21675 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21677 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21679 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21681 2009-05-19 Ben Elliston <bje@au.ibm.com>
21683 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21684 assignments with memcpy calls.
21685 (add_fdes): Likewise.
21686 (binary_search_unencoded_fdes): Likewise.
21687 (linear_search_fdes): Eliminate type puns.
21689 2009-05-19 Richard Guenther <rguenther@suse.de>
21691 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21692 not falsely claim to have propagated into all uses.
21694 2009-05-19 Ben Elliston <bje@au.ibm.com>
21696 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21699 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21701 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21702 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21703 (TARGET_LEGITIMATE_ADDRESS_P): New.
21704 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21705 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21707 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21710 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21711 child of the containing namespace's DIE.
21713 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21715 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21716 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21717 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21720 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21723 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21724 gen_align with gen_pad.
21725 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21726 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21728 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21729 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21731 * config/i386/i386.md (align): Renamed to ...
21732 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21733 ASM_OUTPUT_MAX_SKIP_PAD.
21735 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21737 * config.gcc: Fix variable syntax.
21740 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21741 before calling exact_log2.
21742 (output_iorsi3): Likewise.
21743 (output_xorsi3): Likewise.
21745 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21747 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21748 for the none zero constant operand except for EQ and NE
21749 comprisons even when the first operand is R0.
21751 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21753 * config/s390/2064.md: Remove trailing whitespaces.
21754 * config/s390/2084.md: Likewise.
21755 * config/s390/constraints.md: Likewise.
21756 * config/s390/fixdfdi.h: Likewise.
21757 * config/s390/libgcc-glibc.ver: Likewise.
21758 * config/s390/s390-modes.def: Likewise.
21759 * config/s390/s390-protos.h: Likewise.
21760 * config/s390/s390.c: Likewise.
21761 * config/s390/s390.h: Likewise.
21762 * config/s390/s390.md: Likewise.
21763 * config/s390/tpf-unwind.h: Likewise.
21765 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21767 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21769 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21772 * configure.ac (m68k-*-*): Check if binutils support TLS.
21773 * configure: Regenerate.
21774 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21775 * config/m68k/constraints.md (Cu): New constraint.
21776 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21777 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21778 (movsi): Handle TLS symbols.
21779 (addsi3_5200): Handle XTLS symbols, indent.
21780 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21781 (m68k_tls_reference_p): Declare.
21782 (m68k_legitimize_address): Declare.
21783 (m68k_unwrap_symbol): Declare.
21784 * config/m68k/m68k.opt (mxtls): New option.
21785 * config/m68k/m68k.c (ggc.h): Include.
21786 (m68k_output_dwarf_dtprel): Implement hook.
21787 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21788 (m68k_expand_prologue): Load GOT pointer when function needs it.
21789 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21790 (m68k_legitimate_constant_address_p): Same.
21791 (m68k_decompose_address): Handle TLS references.
21792 (m68k_get_gp): New static function.
21793 (enum m68k_reloc): New contants.
21794 (TLS_RELOC_P): New macro.
21795 (m68k_wrap_symbol): New static function.
21796 (m68k_unwrap_symbol): New function.
21797 (m68k_final_prescan_insn_1): New static function.
21798 (m68k_final_prescan_insn): New function.
21799 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21801 (legitimize_pic_address): Handle TLS references..
21802 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21803 (m68k_libcall_value_in_a0_p)
21804 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21805 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21806 (m68k_legitimize_tls_address): Handle TLS references.
21807 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21809 (m68k_legitimize_address): Handle TLS symbols.
21810 (m68k_get_reloc_decoration): New static function.
21811 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21813 (m68k_output_dwarf_dtprel): Implement hook.
21814 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21815 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21816 m68k_call_* routines.
21817 (sched_attr_op_type): Handle TLS symbols.
21818 (gt-m68k.h): Include.
21819 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21820 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21822 2009-05-18 Martin Jambor <mjambor@suse.cz>
21824 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21825 (visit_store_addr_for_mod_analysis): New function.
21826 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21827 (determine_cst_member_ptr): Use gimple_assign_single_p.
21828 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21829 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21830 operands. Don't check number of operands of a NOP_EXPR.
21832 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21834 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21836 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21839 * c-common.c (warn_logical_operator): Don't warn if one of
21840 expression isn't always true or false.
21842 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21844 * config/i386/biarch32.h: New file.
21845 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21847 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21849 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21850 *zero_extend<mode>_truncqi): Merge these into ...
21851 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21852 Name the pattern following this as *zero_extendhi_truncqi.
21854 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21856 PR middle-end/39301
21857 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21858 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21859 (output_info): Make field HOST_WIDEST_INT.
21860 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21861 (dump_bitmat_statistics): Same.
21863 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21865 * config.gcc (use_gcc_stdint): Set to wrap.
21866 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21867 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21868 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21869 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21870 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21871 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21872 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21873 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21875 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21877 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21879 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21880 Move definitions earlier.
21881 (OPT_ARCH64, OPT_ARCH32): Define.
21882 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21885 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21888 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21891 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21893 * arm.md (movdi2): Copy non-reg values to DImode registers.
21895 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21898 * final.c (label_to_max_skip): New function.
21899 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21900 CODE_LABEL_NUMBER <= max_labelno.
21901 * output.h (label_to_max_skip): New prototype.
21902 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21903 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21904 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21905 Handle CODE_LABELs with >= 16 byte alignment or with
21906 max_skip == (1 << align) - 1.
21907 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21908 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21911 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21912 .p2align 3 if MAX_SKIP is smaller than 7.
21913 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21915 2009-05-15 Ian Lance Taylor <iant@google.com>
21917 * alias.c (struct alias_set_entry_d): Rename from struct
21918 alias_set_entry. Change all uses.
21919 * except.c (struct call_site_record_d): Rename from struct
21920 call_site_record. Change all uses.
21921 * except.h (struct eh_region_d): Rename from struct eh_region.
21923 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21925 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21926 ivtype_map_elt. Change all uses.
21927 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21929 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21930 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21932 (struct sese_d): Rename from struct sese. Change all uses.
21933 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21934 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21935 * optabs.h (struct optab_d): Rename from struct optab. Change all
21937 (struct convert_optab_d): Rename from struct convert_optab.
21939 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21940 ipa_opt_pass. Change all uses.
21941 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21944 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21945 defined as a typedef.
21946 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21949 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21952 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21954 (merge_ranges): Returns bool.
21955 * tree.h (make_range): .. to here.
21956 (build_range_check): Likewise.
21957 (merge_ranges): Likewise. Renamed from merge_ranges.
21958 * c-typeck.c (parser_build_binary_op): Update calls to
21959 warn_logical_operator.
21960 * c-common.c (warn_logical_operator): Add new warning.
21961 * c-common.h (warn_logical_operator): Update declaration.
21963 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21965 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21967 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21969 * doc/install.texi: Document MPC requirements, flags etc.
21971 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21972 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21973 Evaluate constant arguments.
21974 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21975 (fold_builtin_1): Likewise, also evaluate constant arguments.
21976 Remove superfluous break.
21977 (do_mpc_ckconv): New.
21978 * real.h: Include mpc.h.
21979 * toplev.c (print_version): Output MPC version info if available.
21981 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21983 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21985 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21987 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21990 2009-05-15 Jan Hubicka <jh@suse.cz>
21992 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21993 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21994 (try_inline): Fix return value.
21995 (cgraph_decide_inlining_incrementally): Honor new value.
21996 (cgraph_early_inlining): Handle indirect inlining.
21997 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21999 2009-05-15 Jan Hubicka <jh@suse.cz>
22001 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
22002 * cgraphunit.c (cgraph_finalize_function): Set it.
22003 (cgraph_expand_function): Use it.
22005 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22007 * real.c (encode_ieee_half): Define.
22008 (decode_ieee_half): Define.
22009 (ieee_half_format): Define.
22010 (arm_half_format): Define.
22011 * real.h (ieee_half_format): Declare.
22012 (arm_half_format): Declare.
22014 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22016 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
22017 swapped, and reversed optabs exist before trying to use them.
22019 2009-05-15 Paul Brook <paul@codesourcery.com>
22020 Sandra Loosemore <sandra@codesourcery.com>
22022 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22023 loads. Allow PRE_DEC.
22024 (output_move_neon): Handle PRE_DEC.
22025 (arm_print_operand): Add 'A' for neon structure loads.
22026 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22027 * config/arm/neon.md (neon_mov): Update comment.
22028 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22030 (Um): New constraint.
22032 2009-05-15 Jan Hubicka <jh@suse.cz>
22034 Revert the following patch until testsuite fallout is fixed:
22035 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22036 * cgraph.h (struct inline_summary): New filed self_wize,
22037 size_inlining_benefit, self_time and time_inlining_benefit.
22038 (struct cgraph_global_info): Replace insns by time ans size fields.
22039 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22040 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22041 (ipcp_update_callgraph): Do not touch function bodies.
22042 * ipa-inline.c: Include except.h
22043 (MAX_TIME): New constant.
22044 (overall_insns): Remove
22045 (overall_size, max_benefit): New static variables.
22046 (cgraph_estimate_time_after_inlining): New function.
22047 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22048 (cgraph_clone_inlined_nodes): Update size.
22049 (cgraph_mark_inline_edge): Update size.
22050 (cgraph_estimate_growth): Use size info.
22051 (cgraph_check_inline_limits): Check size.
22052 (cgraph_default_inline_p): Likewise.
22053 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22054 (cgraph_decide_recursive_inlining): Check size.
22055 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22057 (cgraph_decide_inlining): Likewise.
22058 (cgraph_decide_inlining_incrementally): Likewise; honor
22059 PARAM_EARLY_INLINING_INSNS.
22060 (likely_eliminated_by_inlining_p): New predicate.
22061 (estimate_function_body_sizes): New function.
22062 (compute_inline_parameters): Use it.
22063 * except.c (must_not_throw_labels): New function.
22064 * except.h (must_not_throw_labels): Declare.
22065 * tree-inline.c (init_inline_once): Kill inlining_weigths
22066 * tree-ssa-structalias.c: Avoid uninitialized warning.
22067 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22068 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22069 (PARAM_INLINE_CALL_COST): Remove.
22070 (PARAM_EARLY_INLINING_INSNS): New.
22072 2009-05-15 Richard Guenther <rguenther@suse.de>
22074 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22075 not TODO_update_ssa.
22077 2009-05-15 Richard Guenther <rguenther@suse.de>
22079 PR tree-optimization/39999
22080 * gimple.h (gimple_expr_type): Use the expression type looking
22081 through useless conversions.
22082 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22083 (vn_nary_op_insert_stmt): Likewise.
22084 (simplify_binary_expression): Likewise.
22086 2009-05-15 Richard Guenther <rguenther@suse.de>
22088 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22089 New options, enabled by default.
22090 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22092 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22093 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22094 * tree-ssa-structalias.c (gate_tree_pta): New function.
22095 (pass_build_alias): Use it.
22097 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22099 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22100 recurse on an invariant address if a conversion from a pointer
22101 type to a wider integer type is involved.
22103 2009-05-15 Jan Hubicka <jh@suse.cz>
22105 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22106 * cgraph.h (struct inline_summary): New filed self_wize,
22107 size_inlining_benefit, self_time and time_inlining_benefit.
22108 (struct cgraph_global_info): Replace insns by time ans size fields.
22109 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22110 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22111 (ipcp_update_callgraph): Do not touch function bodies.
22112 * ipa-inline.c: Include except.h
22113 (MAX_TIME): New constant.
22114 (overall_insns): Remove
22115 (overall_size, max_benefit): New static variables.
22116 (cgraph_estimate_time_after_inlining): New function.
22117 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22118 (cgraph_clone_inlined_nodes): Update size.
22119 (cgraph_mark_inline_edge): Update size.
22120 (cgraph_estimate_growth): Use size info.
22121 (cgraph_check_inline_limits): Check size.
22122 (cgraph_default_inline_p): Likewise.
22123 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22124 (cgraph_decide_recursive_inlining): Check size.
22125 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22127 (cgraph_decide_inlining): Likewise.
22128 (cgraph_decide_inlining_incrementally): Likewise; honor
22129 PARAM_EARLY_INLINING_INSNS.
22130 (likely_eliminated_by_inlining_p): New predicate.
22131 (estimate_function_body_sizes): New function.
22132 (compute_inline_parameters): Use it.
22133 * except.c (must_not_throw_labels): New function.
22134 * except.h (must_not_throw_labels): Declare.
22135 * tree-inline.c (init_inline_once): Kill inlining_weigths
22136 * tree-ssa-structalias.c: Avoid uninitialized warning.
22137 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22138 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22139 (PARAM_INLINE_CALL_COST): Remove.
22140 (PARAM_EARLY_INLINING_INSNS): New.
22141 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22142 (inline-call-cost): Remove.
22143 (early-inlining-insns): New.
22145 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22147 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22149 (print_int_cst_bounds_in_octal_p): Likewise.
22150 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22152 * dwarf2out.c (base_type_die): Likewise.
22153 (is_subrange_type): Delete.
22154 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22155 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22156 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22157 if the destination type is boolean.
22158 (build_range_check): Do not special-case subtypes.
22159 (fold_sign_changed_comparison): Likewise.
22160 (fold_unary): Likewise.
22161 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22162 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22163 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22164 * tree.c (subrange_type_for_debug_p): New predicate based on the
22165 former is_subrange_type.
22166 * tree.h (subrange_type_for_debug_p): Declare.
22167 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22168 (convert_affine_scev): Remove call to above function.
22169 (chrec_convert_aggressive): Likewise.
22170 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22171 false for conversions involving subtypes.
22172 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22173 (vrp_val_min): Likewise.
22174 (needs_overflow_infinity): Likewise.
22175 (extract_range_from_unary_expr): Likewise.
22177 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22179 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22180 * config/frv/frv.c: Likewise.
22181 * config/s390/s390.c: Likewise.
22182 * config/sparc/sparc.h: Likewise.
22183 * config/i386/i386.h: Likewise.
22184 * config/i386/i386.c: Likewise.
22185 * config/crx/crx.c: Likewise.
22186 * config/m68hc11/m68hc11.h: Likewise.
22187 * config/iq2000/iq2000.c: Likewise.
22188 * config/mn10300/mn10300.h: Likewise.
22189 * config/mn10300/mn10300.c: Likewise.
22190 * config/m68k/m68k.c: Likewise.
22191 * config/rs6000/rs6000.c: Likewise.
22192 * config/rs6000/xcoff.h: Likewise.
22193 * config/rs6000/linux64.h: Likewise.
22194 * config/rs6000/sysv4.h: Likewise.
22195 * config/score/score3.c: Likewise.
22196 * config/score/score7.c: Likewise.
22197 * config/score/score.c: Likewise.
22198 * config/arm/arm.md: Likewise.
22199 * config/mips/mips.c: Likewise.
22200 * config/mips/mips.md: Likewise.
22201 * config/bfin/bfin.h: Likewise.
22202 * config/pa/pa.c: Likewise.
22203 * config/pa/constraints.md: Likewise.
22205 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22206 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22207 * config/pdp11/pdp11.h: Use memory_address_p instead.
22209 2009-05-14 Ian Lance Taylor <iant@google.com>
22211 * passes.c (finish_optimization_passes): Change i to int.
22212 * plugin.c (plugins_active_p): Change event to int.
22213 (dump_active_plugins): Likewise.
22214 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22216 * tree.c (tree_range_check_failed): Change c to unsigned int.
22217 (omp_clause_range_check_failed): Likewise.
22218 (build_common_builtin_nodes): Change mode to int. Add cast.
22219 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22220 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22222 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22223 ++ or -- with a variable of enum type.
22225 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22228 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22230 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22232 * store-motion.c: Do not include params.h
22233 * Makefile.in: Fix dependencies for various files.
22235 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22237 * auto-inc-dec.c: Fix pass description, remove apparent
22238 accidental duplication.
22240 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22242 PR middle-end/40147
22243 * ipa-utils.h (memory_identifier_string): Moved to ...
22244 * tree.h (memory_identifier_string): Here. Add GTY(()).
22246 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22248 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22249 in the former documentation of...
22250 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22251 * ira-conflicts.c (get_dup_num): Use address_operand.
22252 * targhooks.c (default_legitimate_address_p): New.
22253 * targhooks.h (default_legitimate_address_p): New.
22254 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22256 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22257 * target.h (struct target): Add legitimate_address_p.
22258 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22259 (TARGET_INITIALIZER): Include it.
22261 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22262 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22263 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22264 (TARGET_LEGITIMATE_ADDRESS_P): New.
22266 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22267 (REG_OK_STRICT_P): Delete.
22268 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22269 (frv_legitimate_address_p_1): ... this.
22270 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22271 (frv_legitimate_address_p_1): ... the renamed old
22272 frv_legitimate_address_p.
22273 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22274 (TARGET_LEGITIMATE_ADDRESS_P): New.
22276 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22277 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22278 * config/s390/s390.c (legitimate_address_p): Rename to...
22279 (s390_legitimate_address_p): ... this, make static.
22280 (legitimize_address): Adjust call.
22281 (TARGET_LEGITIMATE_ADDRESS_P): New.
22282 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22284 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22285 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22286 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22287 (TARGET_LEGITIMATE_ADDRESS_P): New.
22289 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22290 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22291 * config/spu/spu.c (spu_legitimate_address): Rename to...
22292 (spu_legitimate_address_p): ... this, make static.
22293 (TARGET_LEGITIMATE_ADDRESS_P): New.
22295 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22296 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22297 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22298 (sparc_legitimate_address_p): ... this, make static and return bool.
22299 (legitimize_address): Adjust call.
22300 (TARGET_LEGITIMATE_ADDRESS_P): New.
22302 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22303 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22304 * config/i386/i386.c (legitimate_address_p): Rename to...
22305 (ix86_legitimate_address_p): ... this, make static.
22306 (constant_address_p): Move after it, adjust call.
22307 (TARGET_LEGITIMATE_ADDRESS_P): New.
22309 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22310 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22311 * config/avr/avr.c (legitimate_address_p): Rename to...
22312 (avr_legitimate_address_p): ... this, make static.
22313 (legitimize_address): Adjust call.
22314 (TARGET_LEGITIMATE_ADDRESS_P): New.
22316 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22317 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22318 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22319 (TARGET_LEGITIMATE_ADDRESS_P): New.
22321 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22322 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22323 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22324 (TARGET_LEGITIMATE_ADDRESS_P): New.
22326 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22327 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22329 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22331 (TARGET_LEGITIMATE_ADDRESS_P): New.
22333 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22334 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22336 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22338 (m68hc11_legitimate_address_p): ... this, make static.
22339 (go_if_legitimate_address_internal): Rename to...
22340 (m68hc11_legitimate_address_p_1): ... this.
22341 (legitimize_address): Adjust call.
22342 (TARGET_LEGITIMATE_ADDRESS_P): New.
22344 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22345 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22346 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22347 (TARGET_LEGITIMATE_ADDRESS_P): New.
22349 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22350 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22351 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22352 (mn10300_legitimate_address_p): ... this, make static.
22353 (TARGET_LEGITIMATE_ADDRESS_P): New.
22355 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22356 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22357 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22358 (TARGET_LEGITIMATE_ADDRESS_P): New.
22360 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22361 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22362 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22363 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22364 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22365 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22366 (rs6000_legitimate_address_p): ... this, make static.
22367 (TARGET_LEGITIMATE_ADDRESS_P): New.
22368 (REG_MODE_OK_FOR_BASE_P): Delete.
22369 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22371 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22372 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22374 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22375 static, adjust types.
22376 (TARGET_LEGITIMATE_ADDRESS_P): New.
22378 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22379 * config/score/score.c (score_address_p): Rename to...
22380 (score_legitimate_address_p): ... this.
22381 (TARGET_LEGITIMATE_ADDRESS_P): New.
22382 * config/score/score3.c (score3_address_p): Rename to...
22383 (score3_legitimate_address_p): ... this.
22384 * config/score/score7.c (score7_address_p): Rename to...
22385 (score7_legitimate_address_p): ... this.
22387 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22388 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22389 GO_IF_LEGITIMATE_ADDRESS): Delete.
22390 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22391 thumb2_legitimate_address_p): Delete.
22392 (arm_legitimate_address_p): Rename to...
22393 (arm_legitimate_address_outer_p): ... this.
22394 * config/arm/constraints.md ("Uq"): Adjust call.
22395 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22396 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22398 (arm_legitimate_address_outer_p): ... this.
22399 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22401 (TARGET_LEGITIMATE_ADDRESS_P): New.
22403 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22404 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22405 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22406 (TARGET_LEGITIMATE_ADDRESS_P): New.
22408 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22409 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22410 * config/vax/vax.c (legitimate_address_p): Rename to...
22411 (vax_legitimate_address_p): ... this, make static.
22412 (TARGET_LEGITIMATE_ADDRESS_P): New.
22414 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22415 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22416 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22417 (TARGET_LEGITIMATE_ADDRESS_P): New.
22419 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22420 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22421 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22422 (mmix_legitimate_address_p): ... this, make static.
22423 (TARGET_LEGITIMATE_ADDRESS_P): New.
22425 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22426 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22427 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22428 (TARGET_LEGITIMATE_ADDRESS_P): New.
22430 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22432 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22433 of MODE_COMPLEX_INT.
22435 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22437 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22438 LCT_NORMAL in function call.
22439 * mips-tdump.c (print_file_desc): Add cast to enum type.
22440 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22441 (mark_stabs): Add casts to enum types.
22442 (parse_stabs_common): Add casts to enum types.
22444 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22446 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22447 Check for invalid values of LETTER.
22449 2009-05-13 Taras Glek <tglek@mozilla.com>
22451 * attribs.c (register_attribute): moved out attribute registration
22452 into register_attribute.
22453 * doc/plugins.texi: Documented register_attribute and
22455 * gcc-plugin.h: Added forward decl for register_attribute.
22456 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22457 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22458 PLUGIN_ATTRIBUTES boilerplate.
22460 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22462 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22463 values even in sentinel and empty entries.
22464 (ms_printf_flag_specs): Likewise.
22465 (ms_scanf_flag_specs): Likewise.
22466 (ms_strftime_flag_specs): Likewise.
22467 (ms_print_char_table): Likewise.
22468 (ms_scan_char_table): Likewise.
22469 (ms_time_char_table): Likewise.
22471 2009-05-13 Doug Kwan <dougkwan@google.com>
22473 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22475 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22477 * config/mips/mips.md (store): Add attributes for QI and HI.
22479 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22480 (truncdi<mode>2): ... this new pattern.
22482 2009-05-13 Brad Hards <bradh@kde.org>
22484 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22486 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22487 Ben Elliston <bje@au.ibm.com>
22489 PR middle-end/40035
22490 * dse.c (check_mem_read_rtx): Guard against width == -1.
22492 2009-05-13 Michael Matz <matz@suse.de>
22494 PR middle-end/39976
22495 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22496 (trivially_conflicts_p): New function.
22497 (insert_backedge_copies): Use it.
22499 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22501 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22502 (handle_stdc_pragma): Use new enum constant names.
22503 (handle_pragma_float_const_decimal64): Ditto.
22505 2009-05-13 Ian Lance Taylor <iant@google.com>
22507 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22510 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22512 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22513 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22515 * config/m68k/m68k.h (FL_UCLINUX): Define.
22517 2009-05-13 Jan Hubicka <jh@suse.cz>
22519 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22521 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22523 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22524 unless -fschedule-insns is specified.
22526 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22529 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22530 TARGET_EXPAND_CBRANCHDI4.
22531 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22532 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22533 (cmpeqdi): Fix comment.
22535 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22537 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22538 (sh_legitimate_address_p): Likewise.
22539 * config/sh/sh.c (sh_legitimate_index_p): New.
22540 (sh_legitimate_address_p): Likewise.
22541 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22542 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22543 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22544 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22545 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22546 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22547 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22548 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22549 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22551 2009-05-12 Jan Hubicka <jh@suse.cz>
22553 * tree-inline.c (estimate_operator_cost): Add operands;
22554 when division happens by constant, it is cheap.
22555 (estimate_num_insns): Loads and stores are not having cost of 0;
22556 EH magic stuff is cheap; when computing runtime cost of switch,
22557 use log2 base of amount of its cases; builtin_expect has cost of 0;
22558 compute cost for moving return value of call.
22559 (init_inline_once): Initialize time_based flags.
22560 * tree-inline.h (eni_weights_d): Add time_based flag.
22562 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22564 * df-core.c: Update head documentation.
22566 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22569 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22570 shadowing exisiting variable op1.
22572 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22575 * config/i386/driver-i386.c (processor_signatures): New enum.
22576 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22577 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22578 processor signature to detect geode processor.
22580 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22584 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22586 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22587 causes spurious differences between trunk and cond-optab branch.
22589 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22591 * dojump.c (compare_from_rtx): Delete.
22592 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22593 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22594 if the comparison does not satisfy the predicate; test predicates for
22595 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22596 further if one existing pattern fails.
22597 * expr.h (compare_from_rtx): Delete.
22598 (prepare_operand): Declare it.
22599 * optabs.c: Change "lib call" to "libcall" throughout.
22600 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22601 HAVE_conditional_trap, emit_cmp_insn): Delete.
22602 (can_compare_p): Delete cmp_optab case.
22603 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22604 Accept other parameters by value.
22605 (prepare_operand): Make non-static.
22606 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22607 other parameters by value. Try to widen operands here based on
22608 an optab_methods argument and looking at cbranch_optab.
22609 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22610 loop. Use cbranch_optab directly.
22611 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22612 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22614 (emit_conditional_move, emit_conditional_add): Inline what's needed
22615 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22616 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22617 with COMPARE. Move cmov_optab and cstore_optab above
22618 with cbranch_optab, move cmp_optab down with ucmp_optab,
22619 remove tst_otpab. Do not initialize trap_rtx.
22620 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22621 for trap code. Do not check HAVE_conditional_trap. Use
22622 prepare_cmp_insn. Accept no predicate for operand 3.
22623 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22624 (OTI_ctrap, ctrap_optab): New.
22625 (tst_optab): Delete.
22626 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22627 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22628 with lookup of ctrap_optab.
22629 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22631 (ctrap_optab): New.
22633 * combine.c (combine_simplify_rtx, simplify_set): Do not
22634 special case comparing against zero for cc0 machines.
22635 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22636 COMPARE on cc0 machines.
22637 (simplify_relational_operation): Return a new expression when
22638 a COMPARE could be removed.
22639 * final.c (final_scan_insn): Compare cc_status values
22640 against LHS of a (compare FOO (const_int 0)) cc0 source.
22641 Also check if cc_status.value is the full compare.
22643 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22644 (cstoreMM4): Document.
22645 (conditional_trap): Document ctrapMM4 instead.
22646 (sync_compare_and_swapMM): Refer to cbranchcc4.
22647 (Dependent Patterns): Eliminate obsolete information referring to
22648 the old jump optimization phase.
22649 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22650 of compares with 0 on cc0 machines.
22651 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22652 avoiding references to cc0. Remove text about storing operands
22654 * doc/tm.texi (Condition Codes): Include blurb on different
22655 condition code representations, separate into subsections for
22656 CC0, MODE_CC and conditional execution.
22658 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22659 alpha_emit_setcc): Accept operands and a machine mode.
22660 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22661 Get code/op0/op1 from operands, use machine mode argument
22662 instead of alpha_compare.fp_p. Emit the branch here.
22663 (alpha_emit_setcc): Likewise, and return boolean.
22664 (alpha_emit_conditional_move): Likewise. Assert that
22665 cmp_op_mode == cmp_mode, and simplify accordingly.
22666 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22667 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22668 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22670 (stack probe test): Use cbranchdi4.
22671 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22673 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22674 * config/arc/arc.h (movsicc, movsfcc): Use it.
22675 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22676 (cbranchsi4, cstoresi4): New.
22677 (cmpsi, bCC and sCC expanders): Remove.
22679 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22680 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22681 * config/arm/predicates.md (arm_comparison_operator): Only include
22682 floating-point operators if there is a hardware floating-point unit.
22683 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22684 deferring to cbranch_cc and cstore_cc respectively.
22685 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22686 cbranch_cc, cstore_cc): New.
22687 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22689 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22691 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22692 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22694 (adjust_insn_length): Adjust calls.
22695 (avr_reorg): Handle (compare (foo) (const_int 0)).
22696 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22697 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22698 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22699 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22701 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22702 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22704 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22705 (cbranchsi4, cstorebi4, cstoresi4): New.
22706 (movbisi): This insn is duplicate, split it to zero_extend.
22707 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22708 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22709 (bfin_optimize_loop): Use cbranch expander.
22710 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22711 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22712 (bfin_bimode_comparison_operator): ... this.
22713 (bfin_direct_comparison_operator): New.
22715 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22716 inside (compare FOO (const_int 0)).
22717 (cris_rtx_costs): Handle ZERO_EXTRACT.
22718 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22719 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22720 (*tstdi_v32): Delete.
22721 (*cmpdi_non_v32): Add M alternative for operand 1.
22722 (cmpsi, cmp<mode>): Make private.
22723 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22725 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22727 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22728 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22729 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22730 (cc_reg_operand): New.
22731 (any_cond): Delete.
22732 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22733 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22734 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22735 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22736 crx_expand_scond): Delete.
22738 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22740 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22741 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22743 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22744 cstoresi4, cstoresf4, cstoredf4): New.
22745 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22746 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22747 Receive the entire operands array.
22748 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22749 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22750 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22751 Get test/op0/op1 from the operands array.
22752 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22754 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22755 (h8300_expand_store): New.
22756 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22758 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22759 (h8300_expand_store): New.
22760 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22761 or do not try to produce (set (cc0) REG).
22762 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22763 change a compare into a move to a scratch register. Disable some
22764 peepholes when comparing with zero.
22765 (tstsi, tsthi, tstsi, cmpqi): Make private.
22767 (bCC, sCC): Delete.
22768 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22771 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22772 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22773 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22774 (ix86_emit_i387_log1p): Use cbranchxf2.
22775 (ix86_expand_setcc): Return void.
22776 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22777 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22778 cmp<MODEF>, cmpcc): Remove.
22779 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22780 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22781 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22782 (sCC and bCC expanders): Remove.
22783 (stack_protect_test): Use cbranchcc4.
22785 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22787 (ia64_expand_compare): Accept three rtx by reference and return void.
22788 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22789 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22790 from *expr. Update *expr with the BImode comparison to do.
22791 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22792 cmptf, bCC, sCC, conditional_trap): Delete.
22793 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22794 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22795 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22796 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22797 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22799 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22800 type of last argument.
22801 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22802 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22803 use machine mode argument instead of branch_type. Remove dead
22804 code for floating-point comparisons.
22805 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22806 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22808 (cbranchsi4, cstoresi4): New.
22809 * config/iq2000/predicates.md (reg_or_const_operand): New.
22811 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22812 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22813 (b<code>_op): Rewrite to...
22814 (bcc_op): ... this, using match_operator.
22815 (s<code>_op): Rewrite to...
22816 (scc_op): ... this, using match_operator.
22817 (s<code>_24_op): Rewrite to...
22818 (scc_op_24): ... this, using match_operator.
22819 (s<code>_<mode>): Rewrite to...
22820 (cstore<mode>4): ... this, using match_operator.
22821 (s<code>_<mode>_24): Rewrite to...
22822 (cstore<mode>4_24): ... this, using match_operator.
22823 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22824 m32c_unpend_compare, m32c_expand_scc): Delete.
22825 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22826 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22827 (m32c_expand_movcc): Change NE to EQ if necessary.
22828 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22830 * config/m32r/m32r-protos.h (gen_cond_store): New.
22831 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22832 (gen_cond_store): New, from sCC patterns.
22833 (m32r_expand_block_move): Use cbranchsi4.
22834 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22835 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22836 (cbranchsi4, cstoresi4): New.
22838 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22840 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22841 (m68hc11_notice_update_cc): Look into a compare with 0.
22842 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22844 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22845 cmphi, cmpqi, bCC): Delete.
22846 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22847 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22848 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22851 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22852 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22853 * config/m68k/constraints.md (H): New.
22854 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22855 the define_insn below.
22856 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22857 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22858 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22859 patterns): Wrap RHS with COMPARE.
22860 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22861 (*cmpdi_internal): Name this pattern.
22862 (cmpdi): Change to define_insn.
22863 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22864 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22865 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22867 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22868 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22869 (conditional_trap): Change to...
22870 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22871 (*conditional_trap): Use the ordered_comparison_operator and
22872 const1_operand predicates.
22873 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22874 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22875 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22876 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22878 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22879 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22880 (mcore_gen_compare): New.
22881 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22882 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22883 (mcore_gen_compare): ... this.
22884 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22885 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22886 (stack probe pattern): Use cbranchsi4.
22888 * config/mips/predicates.md (mips_cstore_operator): New.
22889 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22890 * config/mips/mips.md (any_cond): Delete.
22891 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22893 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22894 fixuns_truncsfdi2): Use cbranch patterns.
22895 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22896 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22897 Adjust call to mips_expand_conditional_branch.
22898 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22900 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22901 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22902 * config/mips/mips.c (cmp_operands): Delete.
22903 (mips_emit_compare): Get comparison operands from *op0/*op1.
22904 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22905 that it succeeds. Use op0/op1 instead of cmp_operands.
22906 (mips_expand_conditional_branch, mips_expand_conditional_move,
22907 mips_expand_conditional_trap): Likewise.
22908 (mips_block_move_loop): Use cbranch patterns.
22909 * config/mips/mips.h (cmp_operands): Delete.
22911 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22912 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22913 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22914 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22915 (*cmpcc_folded): Rename to...
22916 (*cmpdi_folded): this.
22917 (*cmpcc): Rename to...
22919 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22922 (cbranchdf4): New. Handle invalid comparisons here.
22923 * config/mmix/predicates.md (float_comparison_operator): New.
22925 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22926 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22927 * config/mn10300/mn10300.md (tst): Delete.
22928 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22929 Name these patterns and wrap RHS in a compare.
22930 (*cmpsi): Make this pattern private. Include tst.
22931 (*cmpsf): Make this pattern private.
22932 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22933 (compare with zero peepholes): Likewise.
22935 (cbranchsi4, cbranchsf4): New.
22936 (casesi): Use cbranchsi4.
22938 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22939 hppa_branch_type): Delete.
22940 (return_addr_rtx): Use cbranchsi4.
22941 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22942 Emit CCFPmode comparison here.
22943 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22944 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22945 hppa_branch_type): Delete.
22946 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22947 (movsicc, movdicc): Remove references to hppa_compare_op0,
22948 hppa_compare_op1 and compare_from_rtx.
22949 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22950 (casesi): Use cbranchsi4.
22952 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22953 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22954 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22955 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22956 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22958 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22959 (*branch, *branch_inverted): New.
22961 * config/picochip/picochip.md (cbranchhi4): Use
22962 ordered_comparison_operator.
22963 (cmphi, bCC): Remove.
22965 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22966 (trap_comparison_operator): Delete.
22967 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22968 rs6000_emit_cbranch): Accept mode and operands.
22969 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22970 rs6000_compare_fp_p): Delete.
22971 (rs6000_generate_compare): Accept mode and comparison. Extract code
22972 and op0/op1 from there. Replace references to rs6000_compare_op0
22973 and rs6000_compare_op1.
22974 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22975 extract result from passed operands.
22976 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22977 extract loc from passed operands.
22978 (rs6000_emit_cmove): Likewise.
22979 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22980 rs6000_compare_fp_p): Delete.
22981 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22982 (cbranch<GPR>4, cbranch<FP>4): New.
22983 (cstore<mode>4): New. Consolidate here all choices about when to use
22984 portable or specialized sCC sequences.
22985 (stack_protect_test): Use cbranchsi4.
22986 (conditional_trap): Replace with ctrap<GPR>4.
22987 (conditional trap insn): Replace trap_comparison_operator with
22988 ordered_comparison_operator.
22990 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22991 (s390_emit_prologue): Use ctrap.
22992 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22993 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22994 New predicates replacing...
22995 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22996 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22997 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22998 (add<mode>cc): Do not use s390_compare_op0/op1.
22999 (s<code>): Change to...
23000 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
23001 (seq): Change to...
23002 (cstorecc4): ... this. Handle EQ or NE equally.
23003 (*sne): Un-privatize for use in cstorecc4.
23004 (b<code>): Change to...
23005 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23006 (conditional_trap): Replace with...
23007 (ctrap<GPR>4, ctrap<FP>4): ... these.
23008 (stack_protect): Use cbranchcc4.
23010 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23011 * config/score/score-protos.h (score_gen_cmp): Delete.
23012 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23013 (score_block_move-loop): Use cbranchsi4.
23014 * config/score/score.md (cbranchsi4): New.
23015 (cmpsi, bCC): Delete.
23016 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23017 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23018 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23019 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23020 * config/score/score3.h (score3_gen_cmp): Delete.
23021 * config/score/score7.h (score7_gen_cmp): Delete.
23023 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23024 (sh_emit_scc_to_t): ... this. Return void.
23025 (from_compare): Rename to...
23026 (sh_emit_compare_and_branch): ... this.
23027 (sh_emit_compare_and_set): New.
23028 (sh_expand_t_scc): Accept operands.
23029 * config/sh/predicates.md (sh_float_comparison_operator): New.
23030 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23031 (prepare_scc_operands): Rename to...
23032 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
23034 (sh_emit_cheap_store_flag): New.
23035 (sh_emit_set_t_insn): New.
23036 (from_compare): Rename to...
23037 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
23038 handling of TARGET_SH2E floating point to avoid recursive call.
23039 Generate branch here.
23040 (sh_emit_compare_and_set): New.
23041 (sh_expand_t_scc): Get op0/op1 from arguments.
23042 (sh_emit_cheap_store_flag): New.
23043 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23045 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23046 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23047 (movsicc, movdicc): Do nothing when it recreated operands from
23048 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
23049 prepare_scc_operands (now sh_emit_scc_to_t).
23050 (udivdi3): Use cstoresi4.
23051 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23052 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23053 (cbranchint4_media, cbranchfp4_media): New.
23054 (casesi): Use cbranchdi4.
23055 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23057 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23058 (movnegt): Remove second operand.
23059 (cbranchsf4, cbranchdf4): New.
23060 (stack_protect): Use cbranchdi4/cbranchsi4.
23062 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23063 (gen_compare_reg): Accept comparison, extract part of it to...
23064 (gen_compare_reg_1): ... this.
23065 (gen_compare_operator): Delete.
23066 (gen_v9_scc): Accept separate destination, comparison code and arms.
23067 Do not use sparc_compare_op0/sparc_compare_op1.
23068 (emit_scc_insn, emit_conditional_branch_insn): New.
23069 (emit_v9_brxx): Make static. Remove useless assertion.
23070 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23072 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23073 * config/sparc/sparc-protos.h (gen_compare_reg,
23074 sparc_emit_float_lib_cmp): Adjust prototype.
23075 (emit_scc_insn, emit_conditional_branch_insn): New.
23076 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23077 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23078 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23079 iterators to the top.
23080 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23081 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23082 snedi_special_trunc): Delete.
23083 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23084 and snedi_special_trunc.
23085 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23086 cbranchdi4, cbranch<F:mode>4): New.
23087 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23088 here. Use gen_compare_reg instead of gen_compare_operator.
23089 (conditional_trap): Replace with...
23090 (ctrapsi4, ctrapdi4): ... this.
23091 (stack_protect_test): Use cbranchcc4.
23093 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23095 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23096 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23097 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23098 from operands[0] or operands[3] depending on is_set.
23099 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23100 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23101 cmpdf, bCC), sCC: Remove.
23102 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23103 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23105 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23106 spu_emit_branch_or_set.
23108 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23110 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23111 xstormy16_compare_op1): Delete.
23112 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23113 xstormy16_compare_op1): Delete.
23114 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23116 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23117 (cmphi, cmpsi, bCC): Remove.
23119 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23120 (*cmpsi): ... this one.
23121 (cbranchsi4, cstoresi4): New.
23122 (bCC expanders): Delete.
23123 (sCC insns): Fold into...
23124 (*setcc): ... this one.
23125 (casesi): Do not use gen_cmpsi and gen_bgtu.
23126 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23127 (movsicc): Simplify.
23128 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23130 * config/vax/vax-protos.h (cond_name): New.
23131 (vax_output_conditional_branch): Remove.
23132 * config/vax/vax.c (cond_name): New.
23133 (vax_output_conditional_branch): Remove.
23134 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23135 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23136 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23137 (bit<VAXint>): Wrap source with (compare).
23138 (b<code> and following unnamed pattern): Rename to *branch and
23139 *branch_reversed. Change macroization to match_operator.
23140 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23142 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23143 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23144 Change last argument to machine_mode.
23145 (xtensa_expand_scc): Add machine_mode argument.
23146 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23147 (gen_conditional_move, xtensa_expand_conditional_branch,
23148 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23149 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23150 Adjust operand numbers.
23151 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23153 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23154 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23155 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23157 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23159 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23160 causes spurious differences between trunk and cond-optab branch.
23162 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23165 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23167 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23169 * tree.c (iterative_hash_pointer): Delete.
23170 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23171 Hash UIDs and versions of SSA names. Don't special-case built-in
23172 function declarations.
23174 2009-05-11 Ian Lance Taylor <iant@google.com>
23177 * graphite.c: Force -Wc++-compat to only be a warning before
23178 #including "cloog/cloog.h".
23180 2009-05-11 Martin Jambor <mjambor@suse.cz>
23182 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23184 2009-05-11 Jan Hubicka <jh@suse.cz>
23186 * tree-ssa-loop-ivcanon.c: Include target.h
23187 (struct loop_size): new structure.
23188 (constant_after_peeling): New predicate.
23189 (tree_estimate_loop_size): New function.
23190 (estimated_unrolled_size): Rewrite for new estimates.
23191 (try_unroll_loop_completely): Use new estimates.
23192 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23194 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23196 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23197 libcpp interface change.
23198 (spu_macro_to_expand): Likewise.
23200 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23202 PR tree-optimization/40026
23203 * gimplify.c (gimplify_init_constructor): Change initial conditional
23204 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23205 optimize_compound_literals_in_ctor.
23207 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23209 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23211 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23213 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23215 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23216 HOST_WIDE_INT for gap.
23218 2009-05-11 Ira Rosen <irar@il.ibm.com>
23220 PR tree-optimization/40074
23221 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23222 account in group size and step comparison.
23224 2009-05-11 Richard Guenther <rguenther@suse.de>
23226 * passes.c (init_optimization_passes): Strip now incorrect comment.
23227 (execute_function_todo): Do not set PROP_alias.
23228 * tree-pass.h (PROP_alias): Remove.
23229 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23230 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23231 * tree-nrv.c (pass_return_slot): Likewise.
23232 * tree-object-size.c (pass_object_sizes): Likewise.
23233 * tree-ssa-dom.c (pass_dominator): Likewise.
23234 (pass_phi_only_cprop): Likewise.
23235 * tree-ssa-dse.c (pass_dse): Likewise.
23236 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23237 (pass_cselim): Likewise.
23238 * tree-ssa-pre.c (pass_pre): Likewise.
23239 (pass_fre): Likewise.
23240 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23241 * tree-ssa-sink.c (pass_sink_code): Likewise.
23242 * tree-stdarg.c (pass_stdarg): Likewise.
23243 * tree-tailcall.c (pass_tail_calls): Likewise.
23244 * tree-vrp.c (pass_vrp): Likewise.
23246 2009-05-10 Ian Lance Taylor <iant@google.com>
23248 * basic-block.h (enum profile_status): Break out of struct
23249 control_flow_graph.
23250 * cgraph.h (struct inline_summary): Break out of struct
23252 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23253 of struct cgraph_order_sort.
23254 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23255 * cse.c (struct branch_path): Break out of struct
23256 cse_basic_block_data.
23257 * except.h (enum eh_region_type): Break out of struct eh_region.
23258 * gcc.c (enum add_del): Break out of struct modify_target.
23259 * genrecog.c (enum decision_type): Break out of struct decision_test.
23260 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23262 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23263 * regmove.c (enum match_use): New enum, broken out of struct match.
23264 * sched-int.h (enum post_call_group): New enum, broken out of
23266 (struct deps_reg): Break out of struct deps.
23267 * target.h (struct asm_int_op): Break out of struct gcc_target.
23268 * tree-eh.c (struct goto_queue_node): Break out of struct
23270 * tree-inline.h (enum copy_body_cge_which): Break out of
23272 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23274 * c-decl.c (in_struct, struct_types): New static variables.
23275 (pushtag): Add loc parameter. Change all callers.
23276 (lookup_tag): Add ploc parameter. Change all callers.
23277 (check_compound_literal_type): New function.
23278 (parser_xref_tag): Add loc parameter. Change all callers. If
23279 -Wc++-compat, warn about struct/union/enum types defined within a
23281 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23282 and loc parameters. Change all callers. Change error calls to
23283 error_at, using loc. For a redefinition, if the location of the
23284 original definition is known, report it. Set in_struct and
23285 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23286 (finish_struct): Add new parameters enclosing_in_struct and
23287 enclosing_struct_types. Change all callers. Set
23288 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23289 in the struct. If in a struct, add this struct to struct_types.
23290 (start_enum): Add loc parameter. Change all callers. Use
23291 error_at for errors, using loc. For a redefinition, if the
23292 location of the original definition is known, report it. If in a
23293 struct, add this enum type to struct_types. If -Wc++-compat warn
23294 if in sizeof, typeof, or alignof.
23295 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23296 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23297 (c_parser_enum_specifier): Get enum location for start_enum.
23298 (c_parser_struct_or_union_specifier): Get struct location for
23299 start_struct. Save in_struct and struct_types status between
23300 start_struct and finish_struct.
23301 (c_parser_cast_expression): Get location of cast.
23302 (c_parser_alignof_expression): Get location of type.
23303 (c_parser_postfix_expression): Likewise.
23304 (c_parser_postfix_expression_after_paren_type): Add type_loc
23305 parameter. Change all callers. Call check_compound_literal_type.
23306 Use type_loc for error about variable size type.
23307 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23308 of an enum constant from an enum type defined in a struct or union.
23309 (c_cast_expr): Add loc parameter. Change all callers. If
23310 -Wc++-compat, warn about defining a type in a cast.
23311 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23312 (start_enum, start_struct, finish_struct): Update declarations.
23313 (parser_xref_tag, c_cast_expr): Update declarations.
23314 (check_compound_literal_type): Declare.
23316 2009-05-11 Ben Elliston <bje@au.ibm.com>
23318 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23319 for recent libcpp interface change.
23320 (rs6000_macro_to_expand): Likewise.
23322 2009-05-10 Michael Matz <matz@suse.de>
23325 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23326 not at entry of function.
23328 2009-05-10 Richard Guenther <rguenther@suse.de>
23330 PR tree-optimization/40081
23332 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23333 using the main variant of the element type. Do not fiddle with
23334 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23336 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23337 structs with volatile fields.
23339 2009-05-10 Jan Hubicka <jh@suse.cz>
23341 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23342 (estimate_move_cost): Assert that it does not get called for
23344 (estimate_num_insns): Skip VOID types in argument handling.
23345 (optimize_inline_calls): Delete unreachable blocks and verify that
23346 callgraph is valid.
23348 2009-05-10 Jan Hubicka <jh@suse.cz>
23350 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23351 * cgraph.c (cgraph_mark_address_taken_node): New function.
23352 (dump_cgraph_node): Dump new flag.
23353 * cgraph.h (struct cgraph_node): Add address_taken.
23354 (cgraph_mark_address_taken_node): New function.
23355 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23356 since new direct calls can be born.
23358 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23360 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23361 tok->val.node.node.
23363 2009-05-10 Jan Hubicka <jh@suse.cz>
23365 PR middle-end/40084
23366 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23368 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23369 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23370 * tree-inline.c (copy_bb): Set frequency correctly.
23371 (fold_marked_statements): Update call to
23372 cgraph_update_edges_for_call_stmt.
23374 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23376 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23377 identifiers in diagnostics.
23378 * config/arm/arm.c (arm_handle_fndecl_attribute,
23379 arm_handle_isr_attribute): Likewise.
23380 * config/avr/avr.c (avr_handle_progmem_attribute,
23381 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23382 * config/bfin/bfin.c (handle_int_attribute,
23383 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23384 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23385 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23387 * config/darwin.c (darwin_handle_kext_attribute,
23388 darwin_handle_weak_import_attribute): Likewise.
23389 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23390 h8300_handle_eightbit_data_attribute,
23391 h8300_handle_tiny_data_attribute): Likewise.
23392 * config/i386/i386.c (ix86_handle_cconv_attribute,
23393 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23394 * config/i386/winnt.c (ix86_handle_shared_attribute,
23395 ix86_handle_selectany_attribute): Likewise.
23396 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23397 * config/m32c/m32c.c (function_vector_handler): Likewise.
23398 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23399 m68hc11_handle_fntype_attribute): Likewise.
23400 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23401 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23402 * config/mips/mips.c (mips_insert_attributes,
23403 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23404 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23405 rs6000_handle_struct_attribute): Likewise.
23406 * config/sh/sh.c (sh_insert_attributes,
23407 sh_handle_resbank_handler_attribute,
23408 sh_handle_interrupt_handler_attribute,
23409 sh2a_handle_function_vector_handler_attribute,
23410 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23412 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23413 * config/spu/spu.c (spu_handle_fndecl_attribute,
23414 spu_handle_vector_attribute): Likewise.
23415 * config/stormy16/stormy16.c
23416 (xstormy16_handle_interrupt_attribute): Likewise.
23417 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23418 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23420 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23422 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23423 (pp_translate_identifiers): New.
23424 (pp_identifier): Only conditionally translate identifier to locale
23426 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23427 (pp_base_tree_identifier): Only conditionally translate identifier
23428 to locale character set.
23429 * c-pretty-print.c (M_): Define.
23430 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23431 fragments for conditional translation with M_.
23432 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23433 identifier translation.
23435 2009-05-10 Richard Guenther <rguenther@suse.de>
23437 PR tree-optimization/40081
23438 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23439 using the main variant of the element type. Do not fiddle with
23440 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23442 2009-05-09 Jan Hubicka <jh@suse.cz>
23444 PR middle-end/40080
23445 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23446 indirect calls; verify cgraph afterwards.
23448 2009-05-09 Jan Hubicka <jh@suse.cz>
23451 * ipa.c (update_inlined_to_pointer): New function.
23452 (cgraph_remove_unreachable_nodes): Use it.
23454 2009-05-09 Jan Hubicka <jh@suse.cz>
23456 * tree-eh.c (struct leh_state): Remove prev_try.
23457 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23458 not track prev_try.
23459 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23460 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23461 remove_eh_handler_and_replace, foreach_reachable_handler,
23462 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23463 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23464 (gen_eh_region_cleanup): Update prototype.
23466 2009-05-09 Jan Hubicka <jh@suse.cz>
23468 PR middle-end/40043
23469 * except.c (copy_eh_region): Always set prev_try.
23470 (redirect_eh_edge_to_label): Find outer try.
23471 (foreach_reachable_handler): When looking for prev try
23472 handle case where previous try is not going to be taken.
23474 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23476 PR tree-optimization/40049
23477 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23478 only vector/vector shifts, convert the type of the constant to the
23479 appropriate type to avoid building incorrect trees, which
23480 eventually have problems with garbage collection.
23482 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23484 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23485 -1 for complex floating-point types if honoring signed zeros.
23487 2009-05-08 Jan Hubicka <jh@suse.cz>
23489 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23490 argument; handle correctly when profile is absent.
23491 (build_cgraph_edges): Update.
23492 (rebuild_cgraph_edges): Update.
23493 * cgraph.c: Do not include varray.h.
23494 (cgraph_set_call_stmt_including_clones): New function.
23495 (cgraph_create_edge_including_clones): Likewise
23496 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23497 (cgraph_update_edges_for_call_stmt): Handle clones.
23498 (cgraph_remove_node): Handle clone tree.
23499 (cgraph_remove_node_and_inline_clones): New function.
23500 (dump_cgraph_node): Dump clone tree.
23501 (cgraph_clone_node): Handle clone tree.
23502 (clone_function_name): Bring here from tree-inline.c.
23503 (cgraph_create_virtual_clone): New function.
23504 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23505 (cgraph_clone_info): New function.
23506 (strut cgraph_node): Add clone_info and new clone tree pointers.
23507 (cgraph_remove_node_and_inline_clones,
23508 cgraph_set_call_stmt_including_clones,
23509 cgraph_create_edge_including_clones,
23510 cgraph_create_virtual_clone): Declare.
23511 (cgraph_function_versioning): Use VEC argument.
23512 (compute_call_stmt_bb_frequency): Update prototype.
23513 (cgraph_materialize_all_clones): New function.
23514 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23515 (ipcp_create_replace_map): Update to VECtors.
23516 (ipcp_update_callgraph): Use virtual clones.
23517 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23518 (ipcp_update_profiling): Do not update local profiling.
23519 (ipcp_insert_stage): Use VECtors and virtual clones.
23520 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23521 (clone_of_p): New function.
23522 (cgraph_preserve_function_body_p): Use clone tree.
23523 (cgraph_optimize): Materialize clones.
23524 (cgraph_function_versioning): Update for VECtors.
23525 (save_inline_function_body): Use clone tree.
23526 (cgraph_materialize_clone): New function.
23527 (cgraph_materialize_all_clones): Likewise.
23528 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23529 * ipa.c: Include gimple.h.
23530 (cgraph_remove_unreachable_nodes): Use clone tree.
23531 * ipa-prop.c (ipa_note_param_call): Update call to
23532 compute_call_stmt_bb_frequencycall.
23533 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23534 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23535 (copy_bb): Handle updating of clone tree; add new edge when new call
23537 (expand_call_inline): Be strict about every call having edge.
23538 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23539 (delete_unreachable_blocks_update_callgraph): New function.
23540 (tree_function_versioning): Use VECtors; always remove unreachable
23541 blocks and fold conditionals.
23542 * tree-inline.h: Do not include varray.h.
23543 (tree_function_versioning): Remove.
23544 * Makefile.in (GTFILES): Remove tree-inline.c
23545 * passes.c (do_per_function): Do only functions having body.
23546 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23549 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23550 Andrew Morrow <acm@google.com>
23553 * c-common.c (c_common_attribute_table): Permit deprecated
23554 attribute to take an optional argument.
23555 (handle_deprecated_attribute): If the optional argument to
23556 __attribute__((deprecated)) is not a string ignore the attribute
23557 and emit a warning.
23559 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23560 * c-typeck.c (build_component_ref): Likewise.
23561 (build_external_ref): Likewise.
23563 * toplev.c (warn_deprecated_use): Add an attribute argument.
23564 Emit the message associated with __attribute__((deprecated)).
23566 * toplev.h (warn_deprecated_use): Updated.
23568 * doc/extend.texi: Document new optional parameter to
23569 __attribute__((deprecated))
23571 2009-05-08 Michael Eager <eager@eagercon.com>
23573 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23574 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23576 2009-05-08 Richard Guenther <rguenther@suse.de>
23578 PR tree-optimization/40062
23579 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23580 Avoid exponential behavior.
23582 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23584 PR rtl-optimization/33928
23586 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23587 process_uses, build_single_def_use_links): New.
23588 (update_df): Update use_def_ref.
23589 (forward_propagate_into): Use get_def_for_use instead of use-def
23591 (fwprop_init): Call build_single_def_use_links and let it initialize
23593 (fwprop_done): Free use_def_ref.
23594 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23595 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23596 df_rd_simulate_one_insn): New.
23597 (df_rd_bb_local_compute_process_def): Update head comment.
23598 (df_chain_create_bb): Use the new RD simulation functions.
23599 * df.h (df_rd_simulate_artificial_defs_at_top,
23600 df_rd_simulate_one_insn): New.
23601 * opts.c (decode_options): Enable fwprop at -O1.
23602 * doc/invoke.texi (-fforward-propagate): Document this.
23604 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23607 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23608 and one complex operand specially.
23609 * tree-complex.c (some_nonzerop): Do not identify a real value as
23610 zero if flag_signed_zeros.
23612 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23614 PR rtl-optimization/33928
23615 * loop-invariant.c (record_use): Fix && vs. || mishap.
23617 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23619 PR rtl-optimization/33928
23620 * loop-invariant.c (struct use): Add addr_use_p.
23621 (struct def): Add n_addr_uses.
23622 (struct invariant): Add cheap_address.
23623 (create_new_invariant): Set cheap_address.
23624 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23625 (record_uses): Pass df_ref to record_use.
23626 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23629 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23631 * config/sh/sh.c: Do not include c-pragma.h.
23633 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23635 * config/spu/spu.c: Remove include of c-common.h.
23637 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23640 * c-common.h (mark_valid_location_for_stdc_pragma,
23641 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23642 clear_float_const_decimal64, float_const_decimal64_p): New.
23643 * c.opt (Wunsuffixed-float-constants): New.
23644 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23645 unsuffixed float constant, handle new warning.
23646 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23647 * c-decl.c (c_scope): New flag float_const_decimal64.
23648 (set_float_const_decimal64, clear_float_const_decimal64,
23649 float_const_decimal64_p): New.
23650 (push_scope): Set new flag.
23651 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23652 to use STDC pragmas.
23653 (c_parser_external_declaration): Ditto.
23654 (c_parser_compound_statement_nostart): Ditto.
23655 * c-pragma.c (valid_location_for_stdc_pragma,
23656 mark_valid_location_for_stdc_pragma,
23657 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23658 handle_pragma_float_const_decimal64): New.
23659 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23660 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23661 set_float_const_decimal64, clear_float_const_decimal64,
23662 float_const_decimal64_p): New dummy functions.
23663 * doc/extend.texi (Decimal Float): Remove statement that the
23664 pragma, and suffix for double constants, are not supported.
23665 * doc/invoke.texi (Warning Options): List new option.
23666 (-Wunsuffixed-float-constants): New.
23668 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23670 * config/i386/i386.c: Do not include c-common.h.
23672 2009-05-07 Mark Heffernan <meheff@google.com>
23674 * doc/invoke.texi (Debugging Options): Document change of debugging
23676 * opts.c (decode_options): Make dump_base_name relative to
23677 aux_base_name directory.
23679 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23681 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23682 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23684 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23686 * Makefile.in (install-plugin): Simplify a bit.
23688 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23690 * Makefile.in (OBJS-common): Add regcprop.o.
23692 * timevar.def (TV_CPROP_REGISTERS): New.
23693 * regrename.c (regrename_optimize): Return 0.
23694 (rest_of_handle_regrename): Delete.
23695 (pass_rename_registers): Point to regrename_optimize.
23696 (struct value_data_entry, struct value_data,
23697 kill_value_one_regno, kill_value_regno, kill_value,
23698 set_value_regno, init_value_data, kill_clobbered_value,
23699 kill_set_value, kill_autoinc_value, copy_value,
23700 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23701 replace_oldest_value_reg, replace_oldest_value_addr,
23702 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23703 debug_value_data, validate_value_data): Move...
23704 * regcprop.c: ... here.
23705 (rest_of_handle_cprop): Delete.
23706 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23708 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23710 PR middle-end/40057
23711 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23712 GEN_INT for 1 << bitnum.
23713 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23714 build_int_cst_type.
23716 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23718 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23719 Remove wrong description of "nand" operation.
23721 2009-05-06 Richard Guenther <rguenther@suse.de>
23722 Adam Nemet <anemet@caviumnetworks.com>
23724 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23725 comment. Add that if LHS is not a gimple register, then RHS1 has
23726 to be a single object (GIMPLE_SINGLE_RHS).
23728 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23730 * expr.c (get_def_for_expr): Move it up in the file.
23731 (store_field): When expanding a bit-field store, look at the
23732 defining gimple stmt for the masking conversion.
23734 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23736 PR middle-end/39986
23737 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23738 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23739 32-bit memcpy into long.
23741 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23743 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23744 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23746 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23747 instead of appending DW_OP_deref*.
23749 2009-05-06 Michael Matz <matz@suse.de>
23751 PR middle-end/40021
23752 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23753 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23755 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23757 * Makefile.in (install-plugin): Fix srcdir handling.
23759 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23761 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23762 when processing for not_regs_needed bitmap.
23763 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23764 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23765 handling it for rhs.
23767 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23769 * config/i386/i386.md (unnamed inc/dec peephole): Use
23770 optimize_insn_for_size_p instead of optimize_size.
23771 * config/i386/predicates.md (incdec_operand): Likewise.
23772 (aligned_operand): Likewise.
23773 * config/i386/sse.md (divv8sf3): Likewise.
23774 (sqrtv8sf2): Likewise.
23776 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23778 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23780 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23782 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23784 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23785 ssemodesuffixf2c with avxmodesuffixf2c.
23787 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23790 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23792 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23794 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23795 (struct tree_base): Adjust spacing for 8 bit boundaries.
23796 (struct tree_decl_common): Add decl_by_reference_flag bit.
23797 (DECL_BY_REFERENCE): Adjust.
23798 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23799 print DECL_BY_REFERENCE bit.
23800 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23801 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23802 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23803 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23806 PR middle-end/39666
23807 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23808 range of the type, but default label is missing, add it with one
23809 of the existing labels instead of adding a new label for it.
23811 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23815 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23817 * Makefile.in (enable_plugin, plugin_includedir): New.
23818 (install): Depend on install-plugin.
23819 (PLUGIN_HEADERS): New.
23820 (install-plugin): New.
23821 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23823 2009-05-05 Richard Guenther <rguenther@suse.de>
23825 PR tree-optimization/40022
23826 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23828 (phivn_valid_p): Fix tuplification error, simplify.
23829 (phiprop_insert_phi): Add dumps.
23830 (propagate_with_phi): Simplify.
23832 2009-05-05 Richard Guenther <rguenther@suse.de>
23834 PR middle-end/40023
23835 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23837 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23839 * tree.h (strip_float_extensions): Remove duplicate declaration.
23840 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23841 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23842 block_ultimate_origin): Rearrange the declarations line to match the
23843 comment that indicates the .c file which the functions are defined.
23844 (dwarf2out_*, set_decl_rtl): Add comment.
23845 (get_base_address): Adjust comment.
23846 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23847 declarations line and add comment.
23848 (is_builtin_name): Add blank after function name, for clarity.
23850 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23852 * attribs.c (decl_attributes): Use %qE for identifiers in
23854 * cgraphunit.c (verify_cgraph_node): Translate function names to
23855 locale character set in diagnostics.
23856 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23858 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23859 Document that functions are named in UTF-8.
23860 * expr.c (expand_expr_real_1): Translate function names to locale
23861 character set in diagnostics.
23862 * gimplify.c (omp_notice_variable, omp_is_private,
23863 gimplify_scan_omp_clauses): Use %qE for identifiers in
23865 * langhooks.c (lhd_print_error_function): Translate function names
23866 to locale character set.
23867 * langhooks.h (decl_printable_name): Document that return value is
23868 in internal character set.
23869 * stmt.c: Include pretty-print.h
23870 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23872 (resolve_operand_name_1): Translate named operand name to locale
23874 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23876 * toplev.c (announce_function): Translate function names to locale
23878 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23879 (default_tree_printer): Use pp_identifier or translate identifiers
23880 to locale character set. Mark "<anonymous>" for translation.
23881 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23882 for identifiers in diagnostics.
23883 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23885 * varasm.c (output_constructor): Use %qE for identifiers in
23888 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23890 * configure.ac: use ` ` instead of $()
23891 * configure: Regenerate.
23893 2009-05-05 Ben Elliston <bje@au.ibm.com>
23895 * config/pa/linux-atomic.c: Eliminate conditional include of
23896 errno.h on non-LP64 systems to simplify build requirements.
23898 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23900 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23902 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23903 and pass value to identifier_to_locale.
23904 (warn_variable_length_array): Make name a tree.
23905 (grokdeclarator): Separate diagnostic texts for named and unnamed
23906 declarators. Use %qE for named declarators.
23907 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23909 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23910 identifiers in diagnostics.
23911 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23912 identifier_to_locale. Mark "anonymous" strings for translation.
23914 2009-05-04 Michael Eager <eager@eagercon.com>
23916 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23917 address for DImode/DFmode only if double-precision FP regs.
23919 2009-05-04 Michael Eager <eager@eagercon.com>
23921 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23922 TARGET_SINGLE_FLOAT check.
23924 2009-05-04 Michael Eager <eager@eagercon.com>
23926 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23928 2009-05-04 Michael Eager <eager@eagercon.com>
23930 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23931 * config/rs6000/t-xilinx: New
23933 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23935 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23936 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23937 * gcc/explow.c (memory_address): Use target hook.
23938 * gcc/targhooks.c (default_legitimize_address): New.
23939 * gcc/targhooks.h (default_legitimize_address): New.
23940 * gcc/target.h (legitimize_address): New.
23941 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23942 (TARGET_INITIALIZER): Include it.
23943 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23945 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23946 * config/bfin/bfin.c (legitimize_address): Remove.
23947 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23948 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23950 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23951 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23953 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23954 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23955 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23956 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23957 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23958 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23959 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23960 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23961 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23962 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23963 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23964 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23965 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23966 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23967 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23968 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23969 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23970 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23971 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23972 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23973 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23974 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23975 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23977 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23978 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23979 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23980 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23981 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23982 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23983 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23984 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23985 (thumb_legitimize_address): Delete.
23986 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23987 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23988 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23989 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23990 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23991 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23993 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23996 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23997 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23998 * config/m32r/m32r.c (m32r_legitimize_address): New.
23999 * config/m68k/m68k.c (m68k_legitimize_address): New.
24000 * config/score/score.c (score_legitimize_address): Standardize.
24001 * config/score/score3.c (score3_legitimize_address): Standardize.
24002 * config/score/score3.h (score3_legitimize_address): Adjust.
24003 * config/score/score7.c (score7_legitimize_address): Standardize.
24004 * config/score/score7.h (score7_legitimize_address): Adjust.
24005 * config/sh/sh.c (sh_legitimize_address): New.
24006 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24008 * gcc/config/s390/s390.c (legitimize_address): Rename to...
24009 (s390_legitimize_address): ... this.
24010 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24011 (sparc_legitimize_address): ... this.
24012 * gcc/config/i386/i386.c (legitimize_address): Rename to...
24013 (ix86_legitimize_address): ... this.
24014 * gcc/config/avr/avr.c (legitimize_address): Rename to...
24015 (avr_legitimize_address): ... this.
24016 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24017 (mn10300_legitimize_address): ... this.
24018 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24019 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24020 (alpha_expand_mov): Adjust call.
24022 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
24023 * config/spu/spu.c (spu_legitimize_address): Likewise.
24024 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24025 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24027 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24029 * intl.c (locale_encoding, locale_utf8): New.
24030 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24031 * intl.h (locale_encoding, locale_utf8): Declare.
24032 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
24033 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24035 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24037 (pp_tree_identifier): Define to call pp_base_tree_identifier.
24038 (pp_base_tree_identifier): Declare as function.
24039 (identifier_to_locale): Declare.
24040 * Makefile.in (pretty-print.o): Update dependencies.
24041 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24043 2009-05-04 Richard Guenther <rguenther@suse.de>
24045 PR middle-end/40015
24046 * builtins.c (fold_builtin_memory_op): Do not decay to element
24047 type if the size matches the whole array.
24049 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24051 * expmed.c (synth_mult): When trying out a shift, pass the result
24054 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24056 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24057 (shiftsub1_cost): New.
24058 (init_expmed): Compute shiftsub1_cost.
24059 (synth_mult): Optimize multiplications by constants of the form
24060 -(2^^m-1) for some constant positive integer m.
24062 2009-05-03 Richard Guenther <rguenther@suse.de>
24065 * c-typeck.c (array_to_pointer_conversion): Do not built
24066 ADDR_EXPRs of arrays of pointer-to-element type.
24067 * c-gimplify.c (c_gimplify_expr): Revert change fixing
24068 up wrong ADDR_EXPRs after-the-fact.
24069 * c-common.c (strict_aliasing_warning): Strip pointer
24070 conversions for obtaining the original type.
24071 * builtins.c (fold_builtin_memset): Handle array types.
24072 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24075 2009-05-03 Richard Guenther <rguenther@suse.de>
24077 PR middle-end/23329
24078 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24079 Do not lose casts from array types with unknown extent to array
24080 types with known extent.
24081 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24082 alias set compatibility.
24084 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24086 * flags.h (extra_warnings): Delete.
24087 * toplev.c (process_options): Handle Wuninitialized here.
24088 * opts.c (extra_warnings): Delete.
24089 (set_Wextra): Delete.
24090 (common_handle_option): -Wextra can be handled automatically.
24091 * c-opts.c (c_common_handle_option): Delete obsolete code.
24092 (c_common_post_options): Simplify comment.
24093 * common.opt (W): Add Var.
24095 (Wuninitialized): Initialize to -1.
24097 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24098 Richard Guenther <rguenther@suse.de>
24100 * expr.c (get_def_for_expr): New function.
24101 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24102 SSA rather than trees.
24103 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24104 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24106 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24108 * c-common.c (reswords): Add _Imaginary.
24109 * c-common.c (enum rid): Add RID_IMAGINARY.
24111 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24113 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24114 Patch by Richard Guenther.
24116 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24118 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24119 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24120 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24121 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24122 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24123 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24124 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24125 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24126 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24127 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24128 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24129 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24130 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24131 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24132 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24133 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24134 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24135 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24137 2009-05-02 Richard Guenther <rguenther@suse.de>
24139 PR tree-optimization/39940
24140 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24143 2009-05-02 Richard Guenther <rguenther@suse.de>
24145 PR middle-end/40001
24146 * tree-ssa.c (execute_update_addresses_taken): Properly check
24147 if we can mark a variable DECL_GIMPLE_REG_P.
24148 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24149 back to the end of the function.
24150 (is_gimple_reg_type): Remove complex type special casing.
24151 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24154 2009-05-02 Ben Elliston <bje@au.ibm.com>
24156 * doc/collect2.texi (Collect2): Document search path behaviour
24157 when configured with --with-ld.
24159 2009-05-02 Jan Hubicka <jh@suse.cz>
24161 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24162 parameter; update callers.
24163 (coalesce_cost_edge): EH edges are costier because they needs
24164 splitting even if not critical and even more costier when there are
24165 multiple EH predecestors.
24167 2009-05-02 Jan Hubicka <jh@suse.cz>
24169 * except.c (remove_eh_handler_and_replace): Handle updating after
24170 removing TRY blocks.
24172 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24174 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24176 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24178 * varasm.c: Do not include c-pragma.h.
24179 * attribs.c: Do not incude c-common.h.
24181 2009-05-01 Michael Matz <matz@suse.de>
24183 * calls.c (initialize_argument_information): Handle SSA names like
24184 decls with a non MEM_P DECL_RTL.
24186 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24188 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24189 * ipa-utils.c: Likewise.
24190 * ipa-type-escape.c: Likewise.
24191 * cgraphunit.c Do not include c-common.h.
24192 * ipa-pure-const.c: Likewise.
24193 * tree-if-conv.c: Likewise.
24194 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24195 * ipa-struct-reorg.c: Likewise.
24196 * tree-nomudflap.c: Likewise.
24197 * tree-ssa-structalias.c: Likewise.
24199 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24201 * store-motion.c: Many cleanups to make this pass a first-class
24202 citizen instead of an appendix to gcse load motion. Add TODO list
24203 to make this pass faster/cleaner/better.
24205 (struct ls_expr): Post gcse.c-split cleanups.
24206 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24207 "stores" field to "avail_stores".
24208 (pre_ldst_mems): Rename to store_motion_mems.
24209 (pre_ldst_table): Rename to store_motion_mems_table.
24210 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24211 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24212 (ldst_entry): Rename to st_expr_entry, update users.
24213 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24214 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24215 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24217 (first_ls_expr): Rename to first_st_expr, update users.
24218 (next_ls_expr): Rename to next_st_expr, update users.
24219 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24220 fields properly for store motion instead of names inherited from load
24222 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24223 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24226 (ae_kill): Rename to st_kill, update users.
24227 (ae_gen): Rename to st_avloc, update users.
24228 (transp): Rename to st_transp, update users.
24229 (pre_insert_map): Rename to st_insert_map, update users.
24230 (pre_delete_map): Rename to st_delete_map, update users.
24231 (insert_store, build_store_vectors, free_store_memory,
24232 one_store_motion_pass): Update for abovementioned changes.
24234 (gcse_subst_count, gcse_create_count): Remove.
24235 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24236 and "n_stores_created", local variables.
24238 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24241 (regvec, compute_store_table_current_insn): Remove.
24242 (reg_set_info, reg_clear_last_set): Remove.
24243 (compute_store_table): Use DF caches instead of local dataflow
24246 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24248 * c-objc-common.c (c_tree_printer): Print identifiers with
24249 pp_identifier, not pp_string. Mark "({anonymous})" for
24251 * c-pretty-print.c (pp_c_ws_string): New.
24252 (pp_c_cv_qualifier, pp_c_type_specifier,
24253 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24254 pp_c_storage_class_specifier, pp_c_function_specifier,
24255 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24256 pp_c_primary_expression, pp_c_postfix_expression,
24257 pp_c_unary_expression, pp_c_shift_expression,
24258 pp_c_relational_expression, pp_c_equality_expression,
24259 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24260 use pp_string and pp_c_ws_string in place of pp_identifier and
24261 pp_c_identifier for non-identifiers. Mark English strings for
24263 * c-pretty-print.h (pp_c_ws_string): Declare.
24265 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24266 Roland McGrath <roland@redhat.com>
24268 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24269 (ENABLE_LD_BUILDID): New configuration option.
24270 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24271 (LINK_BUILDID_SPEC): New macro.
24272 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24274 * doc/install.texi: Document --enable-linker-build-id option.
24275 * configure: Rebuild.
24276 * config.in: Rebuild.
24278 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24280 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24281 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24282 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24283 MIPS_GP_SAVE_AREA_SIZE.
24284 * config/mips/mips.c (struct mips_frame_info): Update comment
24285 before arg_pointer_offset and hard_frame_pointer_offset.
24286 (mips_compute_frame_info): Update diagram before function: to
24287 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24288 indicate the position of frame_pointer_rtx with -fstack-protector and
24289 to show args_size. Don't allocate cprestore area for leaf functions
24290 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24292 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24294 2009-04-30 Michael Matz <matz@suse.de>
24296 PR tree-optimization/39955
24297 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24299 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24301 * ira.c (setup_cover_and_important_classes): Use safe macro
24302 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24304 * genpreds.c (write_tm_preds_h): Output suitable definition of
24305 REG_CLASS_FOR_CONSTRAINT.
24307 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24309 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24311 * bitmap.c (bitmap_descriptor): Likewise.
24312 * ggc-common.c (loc_descriptor): Likewise.
24313 * varray.c (varray_descriptor): Likewise.
24314 * vec.c (vec_descriptor): Likewise.
24316 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24318 * Makefile.in (dce.o): Add $(EXCEPT_H).
24319 * dce.c: Include except.h and delete redundant vector definitions.
24320 (deletable_insn_p): Return false for non-call insns that can throw
24323 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24325 * gcse.c (ae_gen): Remove.
24326 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24327 and make non-static function to make it available in store-motion.c.
24328 Update call sites with search-and-replace.
24329 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24330 extract_mentioned_regs, extract_mentioned_regs_helper,
24331 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24332 store_killed_in_insn, store_killed_after, store_killed_before,
24333 build_store_vectors, insert_insn_start_basic_block, insert-store,
24334 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24335 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24336 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24337 * store-motion.c: ...new file. Also copy data structures from gcse.c
24338 and clean up to remove parts not used by store motion.
24339 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24340 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24342 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24345 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24346 when optimizing for size.
24348 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24350 * gcse.c (gcse_constant_p): Fix typo in last change.
24352 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24354 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24356 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24358 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24360 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24362 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24363 CONST_HIGH_PART result.
24365 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24367 * config/avr/avr.c (initial_elimination_offset): Rename to
24368 avr_initial_elimination_offset.
24369 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24370 change return type to bool.
24371 (avr_can_eliminate): New function.
24372 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24373 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24374 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24375 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24376 avr_initial_elimination_offset.
24377 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24378 (avr_initial_elimination_offset): Define.
24380 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24381 Steven Bosscher <steven@gcc.gnu.org>
24383 PR rtl-optimization/39938
24384 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24385 * cfgrtl.c: Include insn-attr.h.
24386 (rest_of_pass_free_cfg): New function.
24387 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24388 * resource.c (init_resource_info): Remove call to df_analyze.
24390 2009-04-29 Richard Guenther <rguenther@suse.de>
24393 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24394 allow conversion to signed integers.
24396 2009-04-29 Richard Guenther <rguenther@suse.de>
24398 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24399 shifts of floating point vectors if the shift amount is
24400 a constant multiple of the element size.
24402 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24403 Michael Matz <matz@suse.de>
24405 PR middle-end/39927
24407 * tree-outof-ssa.c (emit_partition_copy): New function.
24408 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24409 insert_part_to_rtx_on_edge): Perform the partition base var
24410 copy using emit_partition_copy.
24411 (insert_value_copy_on_edge): Convert constants to the right mode.
24412 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24413 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24415 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24417 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24418 scan backwards to try to find a constant to initialize it.
24420 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24421 insn before the loop_end instruction, don't look past labels.
24423 2009-04-29 Richard Guenther <rguenther@suse.de>
24425 PR middle-end/39937
24426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24427 loose type conversions.
24428 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24429 stmts only if there are no uses of its definition.
24431 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24433 * config/bfin/bfin.h (splitting_loops): Declare.
24434 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24435 Reorder bit definitions to be ascending.
24436 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24437 * config/bfin/bfin.c (splitting_loops): New variable.
24438 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24439 (struct loop_info): Remove members INIT and LOOP_INIT.
24440 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24441 the LSETUP sequence. Allow LC to be loaded from any register, but
24442 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24443 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24445 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24446 of reload_completed.
24449 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24451 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24453 * Makefile.in (PLUGIN_VERSION_H): New.
24454 (OBJS-common): Remove plugin-version.o.
24455 (plugin.o): Depend on (PLUGIN_VERSION_H).
24456 (plugin-version.o): Remove.
24457 * configure: Regenerate
24458 * configure.ac: Create plugin-version.h.
24459 * gcc-plugin.h (plugin_gcc_version): Remove.
24460 (plugin_default_version_check): Change signature.
24461 * plugin-version.c: Remove.
24462 * plugin.c: Include plugin-version.h.
24463 (str_plugin_gcc_version_name): Remove.
24464 (try_init_one_plugin): Pass gcc version to plugin_init.
24465 (plugin_default_version_check): Both gcc and plugin versions are now
24468 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24470 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24471 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24472 Remove special case testing for last insn of inner loops. Don't fail
24473 if the loop ends with a jump, emit an extra nop instead.
24475 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24476 DREGS rather than comparing directly. Remove code that tries to
24477 account for latencies.
24479 2009-04-29 Richard Guenther <rguenther@suse.de>
24481 PR tree-optimization/39941
24482 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24483 eliminating an indirect call.
24485 2009-04-29 Richard Guenther <rguenther@suse.de>
24487 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24488 parameter. Allow invariants as base if !require_lvalue.
24489 (verify_gimple_assign_single): Adjust.
24491 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24493 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24494 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24495 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24496 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24497 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24499 * config/bfin/bfin.c (bfin_expand_builtin,
24500 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24502 2009-04-28 Richard Guenther <rguenther@suse.de>
24504 * tree-vect-loop.c (get_initial_def_for_induction): Use
24505 correct types for pointer increment.
24507 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24509 * toplev.c (print_version): Update GMP version string calculation.
24511 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24513 PR rtl-optimization/39938
24514 * resource.c (init_resource_info): Add call to df_analyze.
24516 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24518 * config/alpha/alpha.md (usegp): Cast the result of
24519 alpha_find_lo_sum_using_gp to enum attr_usegp.
24520 * config/alpha/alpha.c (override_options): Remove end-of-structure
24521 marker element from cpu_table. Use array size of cpu_table to handle
24522 -mcpu and -mtune options.
24523 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24525 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24527 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24528 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24529 tune_32 and tune_64.
24530 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24531 support on PowerPC.
24532 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24533 * config/rs6000/option-defaults.h: ... here. New file.
24534 (OPT_64, OPT_32): Define.
24535 (MASK_64BIT): Define to 0 if not already defined.
24536 (OPT_ARCH64, OPT_ARCH32): Define.
24537 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24540 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24542 * config/arm/arm.c (arm_override_options): Emit error on using
24545 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24547 PR rtl-optimization/39914
24548 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24549 registers for allocnos created from user-defined variables only
24550 when not optimizing.
24552 2009-04-28 Richard Guenther <rguenther@suse.de>
24554 PR middle-end/39937
24555 * fold-const.c (fold_binary): Use distribute_real_division only
24558 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24560 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24561 add hpux-stdint.h to tm_file.
24562 (hppa[12]*-*-hpux11*): Ditto.
24563 (ia64*-*-hpux*): Ditto.
24564 * config/hpux-stdint.h: New.
24565 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24566 __STDC_EXT__ for all compiles.
24567 * config/pa/pa-hpux.h: Ditto.
24568 * config/pa/pa-hpux10.h: Ditto.
24569 * config/pa/pa-hpux11.h: Ditto.
24571 2009-04-28 Catherine Moore <clm@codesourcery.com>
24573 * debug.h (set_name): Add comment.
24575 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24578 * config/darwin.c (machopic_gen_offset): Check
24579 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24580 * config/arm/arm.c (require_pic_register): Likewise.
24582 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24584 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24585 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24586 m32c_promote_prototypes): Delete.
24588 2009-04-28 Michael Matz <matz@suse.de>
24590 PR middle-end/39922
24591 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24594 2009-04-28 Richard Guenther <rguenther@suse.de>
24596 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24598 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24600 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24601 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24602 * config/arm/arm-tune.md: Regenerate.
24604 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24606 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24607 block if there are complex incoming edges.
24608 (sel_merge_blocks): Remove useless assert.
24609 (sel_redirect_edge_and_branch): Check that edge was redirected.
24610 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24611 (sel_find_rgns): Delete declaration.
24612 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24613 the region when it is not a preheader.
24615 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24618 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24620 2009-04-28 Richard Guenther <rguenther@suse.de>
24622 * tree.h (SSA_NAME_VALUE): Remove.
24623 (struct tree_ssa_name): Remove value_handle member.
24624 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24625 array for jump threading.
24626 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24628 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24629 * tree-flow.h (threadedge_initialize_values): Declare.
24630 (threadedge_finalize_values): Likewise.
24631 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24632 (SSA_NAME_VALUE): Define.
24633 (threadedge_initialize_values): New function.
24634 (threadedge_finalize_values): Likewise.
24635 * tree-ssa-dom.c (ssa_name_values): New global variable.
24636 (SSA_NAME_VALUE): Define.
24637 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24639 2009-04-28 Ira Rosen <irar@il.ibm.com>
24641 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24642 Use REPORT_VECTORIZED_LOCATIONS instead
24643 REPORT_VECTORIZED_LOOPS.
24644 * tree-vectorizer.c (vect_verbosity_level): Make static.
24645 (vect_loop_location): Rename to vect_location.
24646 (vect_set_verbosity_level): Update comment.
24647 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24649 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24650 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24651 instead REPORT_UNVECTORIZED_LOOPS.
24652 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24653 and vect_loop_def to vect_external_def and vect_internal_def.
24654 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24655 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24656 REPORT_UNVECTORIZED_LOCATIONS.
24657 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24658 and vect_used_in_loop and to vect_unused_in_scope and
24659 vect_used_in_scope.
24660 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24661 (vect_verbosity_level): Remove declaration.
24662 (vect_analyze_operations): Likewise.
24663 (vect_analyze_stmt): Declare.
24664 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24665 REPORT_UNVECTORIZED_LOCATIONS.
24666 (vect_get_loop_niters): Fix indentation.
24667 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24668 (vect_analyze_loop_operations): New function.
24669 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24670 vect_analyze_operations.
24671 (vect_is_simple_reduction): Use new names.
24672 (vectorizable_live_operation, vect_transform_loop): Likewise.
24673 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24674 to specify whether the data references can be a part of interleaving
24676 (vect_analyze_data_ref_dependence): Use new names.
24677 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24678 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24679 * tree-vect-patterns.c (widened_name_p): Use new names.
24680 (vect_recog_dot_prod_pattern): Likewise.
24681 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24682 (process_use, vect_mark_stmts_to_be_vectorized,
24683 vect_model_simple_cost, vect_model_store_cost,
24684 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24685 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24686 vectorizable_operation, vectorizable_type_demotion,
24687 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24688 vectorizable_condition): Likewise.
24689 (vect_analyze_operations): Split into vect_analyze_loop_operations
24691 (vect_analyze_stmt): ... new function.
24692 (new_stmt_vec_info): Use new names.
24693 (vect_is_simple_use): Use new names and fix comment.
24694 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24695 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24697 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24700 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24701 and integer modes for x87 operands. Do not ICE for unsupported size,
24702 generate error instead. Generate error for unsupported operand types.
24703 ['z']: Do not handle HImode memory operands specially. Warning
24704 for floating-point operands. Fallthru to 'Z' for unsupported operand
24705 types. Do not ICE for unsupported size, generate error instead.
24706 (output_387_binary_op): Use %Z to output operands.
24707 (output_fp_compare): Ditto.
24708 (output_387_reg_move): Ditto.
24710 2009-04-28 Ben Elliston <bje@au.ibm.com>
24715 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24717 * builtins.c (c_strlen): Do not warn here.
24718 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24719 * c-common.c (pointer_int_sum): Take an explicit location.
24720 Warn about offsets out of bounds.
24721 * c-common.h (pointer_int_sum): Adjust declaration.
24723 2009-04-27 Ian Lance Taylor <iant@google.com>
24725 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24727 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24728 * df-core.c (df_set_flags): Change return type to int. Change
24729 type of old_flags to int.
24730 (df_clear_flags): Likewise.
24731 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24732 (df_get_conditional_uses): Likewise.
24733 * df.h (df_set_flags, df_clear_flags): Update declarations.
24734 * dwarf2out.c (struct indirect_string_node): Change type of form
24735 field to enum dwarf_form.
24736 (AT_string_form): Change return type to enum dwarf_form.
24737 * fixed-value.c (fixed_compare): Add cast to enum type.
24738 * fwprop.c (update_df): Change 0 to VOIDmode.
24739 * gensupport.c: Change 0 to UNKNOWN.
24740 * gimple.h (gimple_cond_code): Add cast to enum type.
24741 * haifa-sched.c (reemit_notes): Add cast to enum type.
24742 * hooks.c (hook_int_void_no_regs): Remove function.
24743 * hooks.h (hook_int_void_no_regs): Remove declaration.
24744 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24745 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24746 * real.c (real_arithmetic): Add cast to enum type.
24747 (real_compare): Likewise.
24748 * target.h (struct gcc_target): Change return type of
24749 branch_target_register_class to enum reg_class.
24750 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24751 default_branch_target_register_class.
24752 * targhooks.c (default_branch_target_register_class): New function.
24753 * targhooks.h (default_branch_target_register_class): Declare.
24754 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24755 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24757 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24759 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24760 vect_uninitialized_def. Change 0 to ERROR_MARK.
24761 * tree-vect-stmts.c (supportable_widening_operation): Don't
24762 initialize icode1 and icode2.
24763 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24764 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24766 (cmn_err_flag_specs): Change 0 to STD_C89.
24767 (cmn_err_char_table): Likewise.
24768 * config/arm/arm.c (get_arm_condition_code): Change type of code
24769 to enum arm_cond_code.
24770 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24771 (IWMMXT_BUILTIN2): Likewise.
24772 (neon_builtin_type_bits): Don't define typedef.
24773 (neon_builtin_datum): Change type of bits field to int.
24774 (arm_expand_neon_args): Add cast to enum type.
24775 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24777 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24778 casts to enum type.
24779 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24781 * config/mips/mips.md (jal_macro): Return enum constant.
24782 (single_insn): Likewise.
24783 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24785 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24786 casts to enum type.
24787 * config/s390/s390.c (s390_tune_flags): Change type to int.
24788 (s390_arch_flags): Likewise.
24789 (s390_handle_arch_option): Change flags field of struct pta to int.
24790 * config/s390/s390.h (s390_tune_flags): Update declaration.
24791 (s390_arch_flags): Likewise.
24792 * config/sh/sh.c (prepare_move_operands): Compare
24793 tls_symbolic_operand result with enum constant.
24794 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24795 (sh_expand_prologue): Add cast to enum type.
24796 (sh_expand_epilogue): Likewise.
24797 (tls_symbolic_operand): Change return type to enum tls_model.
24798 (fpscr_set_from_mem): Add cast to enum type.
24799 (legitimize_pic_address): Compare tls_symbolic_operand result with
24801 (sh_target_reg_class): Change return type to enum reg_class.
24802 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24804 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24805 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24806 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24807 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24808 (delayed_branch, tls_call_delay): Likewise.
24809 (eligible_for_sibcall_delay): Likewise.
24810 (eligible_for_return_delay): Likewise.
24811 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24812 (spu_expand_builtin_1): Likewise.
24814 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24815 for all types of conversions.
24816 (output_init_element): Issue -Wc++-compat warning if needed when
24817 initializing a bitfield with enum type.
24818 * c-parser.c (c_parser_expression): Set original_type to
24819 original_type of right hand operand of comma operator.
24821 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24823 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24825 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24826 * doc/cpp.texi (Standard Predefined Macros)
24827 (Implementation-defined behavior): Likewise.
24828 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24829 * doc/gimple.texi (GIMPLE Exception Handling)
24830 (@code{GIMPLE_ASSIGN}): Likewise.
24831 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24832 * doc/invoke.texi (Warning Options, Optimize Options)
24833 (AVR Options, Darwin Options): Likewise.
24834 (Optimize Options): Reformulate -fwhole-program description.
24835 * doc/loop.texi (Lambda): Likewise.
24836 * doc/md.texi (Output Template, Define Constraints)
24837 (Standard Names, Insn Splitting): Likewise.
24838 * doc/options.texi (Option properties): Likewise.
24839 * doc/passes.texi (Tree-SSA passes): Likewise.
24840 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24841 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24842 (File Names and DBX): Likewise.
24843 * doc/trouble.texi (Incompatibilities): Likewise.
24845 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24847 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24848 instruction is correct.
24850 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24852 Allow non-constant arguments to conversion intrinsics.
24853 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24854 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24855 * spu.c (print_operand): Handle 'v' and 'w'.
24856 (exp2_immediate_p, spu_gen_exp2): Define.
24857 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24858 spu_convtf_1): Update parameter descriptions.
24859 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24860 * constraints.md ('v', 'w'): New.
24861 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24863 (i2f, I2F): New define_mode_attr.
24864 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24865 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24866 fixuns_truncv4sfv4si2): Update to use mode attribute.
24867 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24868 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24869 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24870 patterns for combine.
24872 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24874 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24875 (cprop, hoist, pre, store_motion): New debug counters.
24876 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24877 is not an RTL pass anymore.
24878 (pass_profiling): Remove extern decl for pass removed in 2005.
24879 (pass_gcse, pass_jump_bypass): Remove.
24880 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24881 to 0 for clean state.
24882 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24883 * cse.c (gate_handle_cse_after_global_opts,
24884 rest_of_handle_cse_after_global_opts): New functions.
24885 (pass_cse_after_global_opts): New pass, does local CSE.
24886 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24887 (TV_CPROP): New timevar.
24888 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24889 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24890 (gcse_main, recompute_all_luids): Remove.
24891 (compute_hash_table_work): Call max_reg_num instead of reading
24893 (cprop_jump): Don't set run_jump_opt_after_gcse.
24894 (constprop_register): Always allow to alter jumps.
24895 (cprop_insn): Likewise.
24896 (do_local_cprop): Likewise.
24897 (local_cprop_pass): Likewise. Return non-zero if something changed.
24898 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24899 (find_implicit_sets): Add note about missed optimization opportunity.
24900 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24901 pass_rtl_cprop execute function.
24902 Don't bother tracking the pass number, each pass gets its own dumpfile
24904 Always allow to alter jumpsand bypass jumps.
24905 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24906 will just find no suitable set.
24907 (pre_edge_insert): Fix dumping, this function is for PRE only.
24908 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24909 pass_rtl_pre execute function.
24910 (hoist_code): Return non-zero if something changed. Keep track of
24911 substitutions and insertions for statistics gathering similar to PRE.
24912 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24913 called from the pass_rtl_hoist execute function. Show pass statistics.
24914 (compute_store_table): Use max_reg_num directly instead of using the
24915 formerly global max_gcse_regno.
24916 (build_store_vectors): Likewise.
24917 (replace_store_insn): Fix dumping.
24918 (store_motion): Rename to ...
24919 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24920 pass, called from the pass_rtl_store_motion execute function. Keep
24921 track of substitutions and insertions for statistics gathering similar
24923 (bypass_jumps): Remove, fold interesting bits into ...
24924 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24925 from the pass_rtl_cprop execute function.
24926 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24927 pass_jump_bypass): Remove.
24928 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24929 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24930 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24931 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24932 (gate_rtl_store_motion, execute_rtl_store_motion,
24933 pass_rtl_store_motion): New.
24934 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24935 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24936 * passes.c (init_optimization_passes): Remove pass_gcse and
24937 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24938 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24939 instead of pass_jump_bypass.
24941 2009-04-27 Richard Guenther <rguenther@suse.de>
24943 PR middle-end/39928
24944 * gimplify.c (gimplify_expr): If we are required to create
24945 a temporary make sure it ends up as register.
24947 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24950 * config/i386/i386.c (construct_container): Don't call
24951 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24952 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24954 2009-04-27 Michael Matz <matz@suse.de>
24956 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24957 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24958 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24959 (dump_replaceable_exprs): Take a bitmap.
24960 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24962 (expand_gimple_basic_block): Likewise.
24963 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24964 replaceable_expressions member a bitmap.
24965 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24966 (mark_replaceable): Likewise.
24967 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24968 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24970 2009-04-27 Richard Guenther <rguenther@suse.de>
24972 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24973 (verify_stmts): Dispatch to gimple/type verification code.
24974 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24975 issue with call argument types.
24977 2009-04-27 Michael Matz <matz@suse.de>
24979 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24980 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24983 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24984 Eric Botcazou <ebotcazou@adacore.com>
24986 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24987 a label's basic block.
24988 (mark_target_live_regs): Tidy and rework obsolete comments.
24989 Change back DF problem to LIVE. If a label starts a basic block,
24990 assume that all registers that used to be live then still are.
24991 (init_resource_info): If a label starts a basic block, set its
24992 BLOCK_FOR_INSN accordingly.
24993 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24995 2009-04-27 Richard Guenther <rguenther@suse.de>
24997 * tree-flow-inline.h (function_ann): Remove.
24998 (get_function_ann): Likewise.
24999 * tree-dfa.c (create_function_ann): Remove.
25000 * tree-flow.h (struct static_var_ann_d): Remove.
25001 (struct function_ann_d): Likewise.
25002 (union tree_ann_d): Remove fdecl member.
25003 (function_ann_t): Remove.
25004 (function_ann, get_function_ann, create_function_ann): Remove
25007 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
25009 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25011 2009-04-27 Jan Hubicka <jh@suse.cz>
25013 * ipa-pure-const.c (struct funct_state_d): New fields
25014 state_previously_known, looping_previously_known; remove
25015 state_set_in_source.
25016 (analyze_function): Use new fields.
25017 (propagate): Avoid assumption that state_set_in_source imply
25020 * tree-ssa-loop-niter.c (finite_loop_p): New function.
25021 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25022 * cfgloop.h (finite_loop_p): Declare.
25024 2009-04-26 Michael Matz <matz@suse.de>
25026 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25028 2009-04-26 Michael Matz <matz@suse.de>
25030 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25031 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25032 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25033 pass_mark_used_blocks): Remove.
25034 * tree-optimize.c (pass_free_datastructures,
25035 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25036 * passes.c (init_optimization_passes): Don't call
25037 pass_mark_used_blocks, remove dead code.
25039 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
25041 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25042 * tree-ssa-live.h (register_ssa_partition): Likewise.
25044 2009-04-26 Michael Matz <matz@suse.de>
25047 * builtins.c (fold_builtin_next_arg): Handle SSA names.
25048 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25049 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25051 (compare_pairs): Swap cost comparison.
25052 (coalesce_ssa_name): Don't use change_partition_var.
25053 * tree-nrv.c (struct nrv_data): Add modified member.
25054 (finalize_nrv_r): Set it.
25055 (tree_nrv): Use it to update statements.
25056 (pass_nrv): Require PROP_ssa.
25057 * tree-mudflap.c (mf_decl_cache_locals,
25058 mf_build_check_statement_for): Use make_rename_temp.
25059 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25060 * alias.c (find_base_decl): Handle SSA names.
25061 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25062 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25063 * rtl.h (set_reg_attrs_for_parm): Declare.
25064 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25065 to "optimized", remove unused locals at finish.
25066 (execute_free_datastructures): Make global, call
25067 delete_tree_cfg_annotations.
25068 (execute_free_cfg_annotations): Don't call
25069 delete_tree_cfg_annotations.
25071 * ssaexpand.h: New file.
25072 * expr.c (toplevel): Include ssaexpand.h.
25073 (expand_assignment): Handle SSA names the same as register variables.
25074 (expand_expr_real_1): Expand SSA names.
25075 * cfgexpand.c (toplevel): Include ssaexpand.h.
25076 (SA): New global variable.
25077 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25078 (SSAVAR): New macro.
25079 (set_rtl): New helper function.
25080 (add_stack_var): Deal with SSA names, use set_rtl.
25081 (expand_one_stack_var_at): Likewise.
25082 (expand_one_stack_var): Deal with SSA names.
25083 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25084 before unique numbers.
25085 (expand_stack_vars): Use set_rtl.
25086 (expand_one_var): Accept SSA names, add asserts for them, feed them
25087 to above subroutines.
25088 (expand_used_vars): Expand all partitions (without default defs),
25089 then only the local decls (ignoring those expanded already).
25090 (expand_gimple_cond): Remove edges when jumpif() expands an
25091 unconditional jump.
25092 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25093 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25095 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25096 members of SA; deal with PARM_DECL partitions here; expand
25097 all PHI nodes, free tree datastructures and SA. Commit instructions
25098 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25099 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25100 info and statements at start, collect garbage at finish.
25101 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25102 (VAR_ANN_PARTITION) Remove.
25103 (change_partition_var): Don't declare.
25104 (partition_to_var): Always return SSA names.
25105 (var_to_partition): Only accept SSA names.
25106 (register_ssa_partition): Only check argument.
25107 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25109 (delete_var_map): Don't free it.
25110 (var_union): Only accept SSA names, simplify.
25111 (partition_view_init): Mark only useful SSA names as used.
25112 (partition_view_fini): Only deal with SSA names.
25113 (change_partition_var): Remove.
25114 (dump_var_map): Use ssa_name instead of partition_to_var member.
25115 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25117 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25118 (struct _elim_graph): New member const_dests; nodes member vector of
25120 (set_location_for_edge): New static helper.
25121 (create_temp): Remove.
25122 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25123 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25124 (new_elim_graph): Allocate const_dests member.
25125 (clean_elim_graph): Truncate const_dests member.
25126 (delete_elim_graph): Free const_dests member.
25127 (elim_graph_size): Adapt to new type of nodes member.
25128 (elim_graph_add_node): Likewise.
25129 (eliminate_name): Likewise.
25130 (eliminate_build): Don't take basic block argument, deal only with
25131 partition numbers, not variables.
25132 (get_temp_reg): New static helper.
25133 (elim_create): Use it, deal with RTL temporaries instead of trees.
25134 (eliminate_phi): Adjust all calls to new signature.
25135 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25136 (rewrite_trees): Only do checking.
25137 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25138 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25139 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25140 contains_tree_r, MAX_STMTS_IN_LATCH,
25141 process_single_block_loop_latch, analyze_edges_for_bb,
25142 perform_edge_inserts): Remove.
25143 (expand_phi_nodes): New global function.
25144 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25145 functions, initialize new parameter, remember partitions having a
25147 (finish_out_of_ssa): New global function.
25148 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25149 don't reset in_ssa_p here, don't disable TER when mudflap.
25150 (pass_del_ssa): Remove.
25151 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25153 (execute_free_datastructures): Declare.
25154 * Makefile.in (SSAEXPAND_H): New variable.
25155 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25156 * basic-block.h (commit_one_edge_insertion): Declare.
25157 * passes.c (init_optimization_passes): Move pass_nrv and
25158 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25159 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25160 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25161 (redirect_branch_edge): Deal with super block when expanding, split
25162 out jump patching itself into ...
25163 (patch_jump_insn): ... here, new static helper.
25165 2009-04-26 Michael Matz <matz@suse.de>
25167 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25168 beyond num_ssa_names.
25169 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25170 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25172 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25174 PR inline-asm/39543
25175 * fwprop.c (forward_propagate_asm): New function.
25176 (forward_propagate_and_simplify): Propagate also into __asm, if it
25177 doesn't increase the number of referenced registers.
25180 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25182 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25184 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25185 note_nonlocal_vla_type for nonlocal VLAs.
25186 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25187 contains_remapped_vars, remap_vla_decls): New functions.
25188 (convert_nonlocal_reference_stmt): If not optimizing, call
25189 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25190 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25191 if it wasn't found in var_map.
25192 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25193 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25194 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25196 * gimplify.c (nonlocal_vlas): New variable.
25197 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25199 (gimplify_body): Create and destroy nonlocal_vlas.
25201 * dwarf2out.c (loc_descr_plus_const): New function.
25202 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25203 mem_loc_descriptor, loc_descriptor_from_tree_1,
25204 descr_info_loc, gen_variable_die): Use it.
25206 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25207 !TREE_STATIC VAR_DECLs.
25208 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25209 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25210 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25211 DECL_BY_REFERENCE is valid.
25212 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25213 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25214 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25215 Copy DECL_BY_REFERENCE.
25216 (struct nesting_copy_body_data): New type.
25217 (nesting_copy_decl): New function.
25218 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25219 if they have variable length.
25221 2009-04-26 Michael Matz <matz@suse.de>
25223 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25224 mark new temporaries for renaming.
25226 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25229 * c-decl.c (global_bindings_p): Return negative value.
25230 (c_variable_size): New. Based on variable_size from
25232 (grokdeclarator): Call c_variable_size not variable_size.
25234 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25236 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25238 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25240 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25241 Redefine it to just use mingw/include.
25242 (ASM_SPEC): Rules for -m32 and -m64.
25243 (LINK_SPEC): Use Likewise.
25244 (SPEC_32): New define.
25245 (SPEC_64): Likewise.
25246 (SUB_LINK_SPEC): Likewise.
25247 (MULTILIB_DEFAULTS): New define.
25248 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25249 Add multilib options.
25250 (MULTILIB_DIRNAMES): Likewise.
25251 (MULTILIB_OSDIRNAMES): Likewise.
25252 (LIBGCC): Likewise.
25253 (INSTALL_LIBGCC): Likewise.
25255 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25258 * c-tree.h (enum c_inline_static_type): New.
25259 (record_inline_static): Declare.
25260 * c-decl.c (struct c_inline_static, c_inline_statics,
25261 record_inline_static, check_inline_statics): New.
25262 (pop_file_scope): Call check_inline_statics.
25263 (start_decl): Call record_inline_static instead of pedwarning
25264 directly for static in inline function.
25265 * c-typeck.c (build_external_ref): Call record_inline_static
25266 instead of pedwarning directly for static referenced in inline
25269 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25271 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25272 not new but only being rescanned.
25273 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25274 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25275 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25276 record_set_info, compute_set, grealloc): Remove.
25277 (recompute_all_luids): New function.
25278 (gcse_main): Don't compute sets, and don't do related memory
25279 allocations/free-ing. If something changed before the end of the
25280 pass, update LUIDs using recompute_all_luids.
25281 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25282 (free_gcse_mem): Don't free it either.
25283 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25284 Use the df insn LUIDs.
25285 (load_killed_in_block): Likewise.
25286 (compute_hash_table_work): Don't compute reg_set_in_block.
25287 (compute_transp): Use DF_REG_DEF_CHAINs.
25288 (local_cprop_pass): Don't use compute_sets and related functions.
25289 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25290 Use get_max_uid() instead of max_cuid.
25291 (insert_insn_end_basic_block, pre_insert_copy_insn,
25292 update_ld_motion_stores): Don't try to
25293 keep reg_set tables up to date.
25294 (pre_insert_copies): Use df insn LUIDs.
25295 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25296 (reg_set_info): Don't use extra bitmap argument.
25297 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25298 information to compute regs_set_in_block.
25299 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25300 (bypass_jumps): Don't use compute_sets and friends.
25302 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25305 * opts.c (undocumented_msg): Do not leave blank even with
25308 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25310 * c-decl.c (build_enumerator): Allow values folding to integer
25311 constants but not integer constant expressions with a pedwarn if
25314 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25317 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25318 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25319 type is an integer constant.
25321 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25324 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25327 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25330 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25331 with variably modified return type and no storage class
25332 specifiers, except for the case of nested functions. Distinguish
25333 extern declarations of functions with variably modified return
25334 types from those of objects with variably modified types.
25336 2009-04-25 Jan Hubicka <jh@suse.cz>
25338 * tree.c (list_equal_p): New function.
25339 * tree.h (list_equal_p): Declare.
25340 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25341 basic_block_def, basic_block, const_basic_block): New.
25342 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25343 (redirect_eh_edge): New function.
25344 (make_eh_edge_update_phi): EH edges are not abnormal.
25345 * except.c: Include tree-flow.h.
25346 (list_match): New function.
25347 (eh_region_replaceable_by_p): New function.
25348 (replace_region): New function.
25349 (hash_type_list): New function.
25350 (hash_eh_region): New function.
25351 (eh_regions_equal_p): New function.
25352 (merge_peers): New function.
25353 (remove_unreachable_regions): Verify EH tree when checking;
25355 (copy_eh_region_1): New function.
25356 (copy_eh_region): New function.
25357 (push_reachable_handler): New function.
25358 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25359 regions without label but with live RESX.
25360 * except.h (redirect_eh_edge_to_label): New.
25361 * tree-flow.h (redirect_eh_edge): New.
25362 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25363 basic_block_def, basic_block, const_basic_block): Remove.
25364 * Makefile.in (except.o): Add dependency on tree-flow.h
25365 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25366 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25369 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25372 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25373 on the destination of memcpy.
25375 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25377 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25378 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25379 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25381 2009-04-25 Jan Hubicka <jh@suse.cz>
25383 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25384 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25385 to be reached by different label than left.
25386 (update_eh_edges): Update comment; remove edge_to_remove if possible
25387 and return true if suceeded.
25388 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25389 (cleanup_eh): Compute sharing map.
25390 * except.c (remove_eh_handler_and_replace): Add argument if we should
25392 (remove_unreachable_regions): Update for label sharing.
25393 (label_to_region_map): Likewise.
25394 (get_next_region_sharing_label): New function.
25395 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25397 (remove_eh_handler): Update.
25398 (remove_eh_region_and_replace_by_outer_of): New function.
25399 * except.h (struct eh_region): Add next_region_sharing_label.
25400 (remove_eh_region_and_replace_by_outer_of,
25401 get_next_region_sharing_label): Declare.
25402 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25404 2009-04-25 Jan Hubicka <jh@suse.cz>
25406 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25407 insert code even if they are not critical.
25409 2009-04-25 Jan Hubicka <jh@suse.cz>
25411 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25412 (gimple_can_remove_branch_p): EH edges won't remove branch by
25414 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25415 updating of non-abnormal EH edges.
25416 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25417 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25418 (split_critical_edges): Split also edges where emitting code on them
25419 will lead to splitting later.
25421 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25422 H.J. Lu <hongjiu.lu@intel.com>
25425 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25426 the configured assembler supports fildq and fistpq mnemonics.
25427 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25428 * configure: Regenerated.
25429 * config.in: Ditto.
25431 * config/i386/i386.c (print_operand): Handle 'Z'.
25432 ['z']: Remove handling of special fild/fist suffixes.
25433 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25434 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25435 suffix of fild insn.
25436 (*floatsi<mode>2_vector_mixed): Ditto.
25437 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25438 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25439 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25440 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25441 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25443 2009-04-25 Ben Elliston <bje@au.ibm.com>
25445 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25446 the source of a set operation.
25448 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25450 * target.h (struct gcc_target): Add case_values_threshold field.
25451 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25452 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25453 * targhooks.c (default_case_values_threshold): New function.
25454 * targhooks.h (default_case_values_threshold): Declare function.
25455 * stmt.c (expand_case): Use case_values_threshold target hook.
25456 * expr.h (case_values_threshold): Remove declartation.
25457 * expr.c (case_values_threshold): Remove function.
25458 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25460 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25461 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25462 (avr_case_values_threshold): Declare as static.
25463 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25465 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25466 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25467 (mn10300_case_values_threshold): New function.
25469 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25471 * ira.c (setup_cover_and_important_classes): Add enum cast.
25473 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25475 * genpreds.c (write_enum_constraint_num): Output definition of
25476 CONSTRAINT_NUM_DEFINED_P macro.
25477 * ira.c (setup_cover_and_important_classes): Use
25478 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25480 2009-04-24 DJ Delorie <dj@redhat.com>
25482 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25483 __SH2A_SINGLE_ONLY__ also.
25485 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25487 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25488 (movdf_internal): Ditto.
25489 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25490 SFmode and DFmode constants.
25491 (ia64_print_operand): Add 'G' format for printing
25492 floating point constants.
25494 2009-04-24 Richard Guenther <rguenther@suse.de>
25496 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25497 from unsigned additions.
25499 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25501 * c-typeck.c (set_init_index): Allow array designators that are
25502 not integer constant expressions with a pedwarn if pedantic.
25504 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25506 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25507 zero if no overlap in nonzero bits between the operands.
25509 2009-04-24 Ian Lance Taylor <iant@google.com>
25511 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25512 (record_dead_and_set_regs): Likewise.
25513 * df.h (struct df_mw_hardreg): Change flags field to int.
25514 (struct df_base_ref): Likewise.
25515 (struct df): Change changeable_flags field to int.
25516 * df-scan.c (df_defs_record): Change clobber_flags to int.
25517 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25518 constants rather than #define macros.
25519 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25520 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25521 (enum dwarf_calling_convention): Likewise.
25522 (enum dwarf_line_number_x_ops): Likewise.
25523 (enum dwarf_call_frame_info): Likewise.
25524 (enum dwarf_source_language): Likewise.
25525 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25526 (add_calling_convention_attribute): Likewise.
25527 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25528 (combine_comparisons): Change compcode to int. Add cast to enum type.
25529 * genrecog.c (maybe_both_true_2): Change c to int.
25530 (write_switch): Likewise. Add cast to enum type.
25531 * gimplify.c (gimplify_omp_for): Handle return values from
25532 gimplify_expr using MIN rather than bitwise or.
25533 (gimplify_expr): Add cast to enum type.
25534 * ipa-prop.c (update_jump_functions_after_inlining): Change
25535 IPA_BOTTOM to IPA_JF_UNKNOWN.
25536 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25537 Add casts to enum type.
25538 (setup_cover_and_important_classes): Change cl to int. Add casts
25540 (setup_class_translate): Change cl and mode to int.
25541 (ira_init_once): Change mode to int.
25542 (free_register_move_costs): Likewise.
25543 (setup_prohibited_mode_move_regs): Add casts to enum type.
25544 * langhooks.c (add_builtin_function_common): Rework assertion that
25545 value fits bitfield.
25546 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25547 * omega.c (omega_do_elimination): Avoid math on enum types.
25548 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25549 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25550 int local to handle integral_argment value.
25551 * regmove.c (try_auto_increment): Change PUT_MODE to
25553 * reload.c (push_secondary_reload): Add casts to enum type.
25554 (secondary_reload_class, find_valid_class): Likewise.
25555 * reload1.c (emit_input_reload_insns): Likewise.
25556 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25557 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25558 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25560 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25561 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25563 (expand_complex_libcall): Add casts to enum type.
25564 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25565 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25566 with ERROR_MARK, not NUM_TREE_CODES.
25567 (vect_create_epilog_for_reduction): Likewise.
25568 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25569 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25570 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25572 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25573 vect_unused_in_loop. Change 0 to loop_vect.
25574 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25575 * var-tracking.c (get_init_value): Change return type to enum
25577 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25578 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25580 (arm_override_options): Add casts to enum type.
25581 (arm_emit_tls_decoration): Likewise.
25582 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25584 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25585 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25586 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25588 * config/s390/s390.c (code_for_builtin_64): Change to array of
25590 (code_for_builtin_31): Likewise.
25591 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25593 * config/sparc/sparc.c (sparc_override_options): Change value
25594 field in struct code_model to enum cmodel. In initializer change
25595 0 to NULL and add cast to enum type.
25597 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25598 Change all callers. Issue a -Wc++-compat warning using
25599 lhs_origtype if necessary.
25600 (convert_for_assignment): Issue -Wc++-compat warnings about
25601 invalid conversions to enum type on assignment.
25602 * c-common.h (build_modify_expr): Update declaration.
25604 2009-04-24 Nick Clifton <nickc@redhat.com>
25606 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25607 (function_arg_advance): Likewise.
25608 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25611 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25613 * config/s390/constraints.md ('I', 'J'): Fix condition.
25615 2009-04-24 Diego Novillo <dnovillo@google.com>
25617 * gengtype-parse.c (parse_error): Add newline after message.
25619 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25621 * config/i386/sse.md (avxmodesuffixs): Removed.
25622 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25623 (*avx_pinsr<ssevecsize>): This.
25625 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25627 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25628 follow chains of regs with a single definition, and allow expressions
25629 that are function_invariant_p.
25630 (simple_rhs_p): Allow expressions that are function_invariant_p.
25632 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25634 PR middle-end/39867
25635 * fold-const.c (fold_cond_expr_with_comparison): When folding
25636 > and >= to MAX, make sure the MAX uses the same type as the
25637 comparison's operands.
25639 2009-04-24 Nick Clifton <nickc@redhat.com>
25641 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25642 addressing for DImode accesses.
25643 (frv_print_operand_address): Handle PLUS case.
25644 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25646 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25648 PR rtl-optimization/39794
25649 * alias.c (canon_true_dependence): Add x_addr argument.
25650 * rtl.h (canon_true_dependence): Adjust prototype.
25651 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25652 * cselib.c (cselib_invalidate_mem): Likewise.
25653 * gcse.c (compute_transp): Likewise.
25654 * dse.c (scan_reads_nospill): Likewise.
25655 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25656 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25657 canon_base_addr of the group, plus optional offset.
25658 (struct group_info): Rename canon_base_mem to
25660 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25661 canon_rtx of base_mem.
25663 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25665 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25666 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25668 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25670 * config/spu/spu-builtins.h: Delete file.
25672 * config/spu/spu.h (enum spu_builtin_type): Move here from
25674 (struct spu_builtin_description): Likewise. Add GTY marker.
25675 Do not use enum spu_function_code or enum insn_code.
25676 (spu_builtins): Add extern declaration.
25678 * config/spu/spu.c: Do not include "spu-builtins.h".
25679 (enum spu_function_code, enum spu_builtin_type_index,
25680 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25681 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25682 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25683 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25684 (spu_builtin_types): Make static. Add GTY marker.
25685 (spu_builtins): Add extern declaration with GTY marker.
25686 Include "gt-spu.h".
25688 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25689 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25690 Check programmatically whether all parameters are scalar.
25692 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25694 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25696 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25697 assignment from the constructor either if the target is volatile.
25699 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25701 * config/arm/arm.md (insv): Do not share operands[0].
25703 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25705 * config/vxlib-tls.c (active_tls_threads): Delete.
25706 (delete_hook_installed): New.
25707 (tls_delete_hook): Don't delete the delete hook.
25708 (tls_destructor): Delete it here.
25709 (__gthread_set_specific): Adjust installing the delete hook.
25710 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25711 __gthread_leave_tsd_dtor_context.
25713 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25715 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25717 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25719 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25721 (alpha_rtx_costs): Ditto.
25722 (emit_unlikely_jump): Use add_reg_note.
25723 (emit_frame_store_1): Ditto.
25724 (alpha_expand_prologue): Ditto.
25725 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25726 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25728 2009-04-23 Nick Clifton <nickc@redhat.com>
25730 * config/v850/v850.md (epilogue): Remove suppressed code.
25731 (return): Rename to return_simple and remove test of frame size.
25732 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25733 to gen_return_simple.
25735 2009-04-22 Jing Yu <jingyu@google.com>
25738 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25740 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25743 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25744 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25745 value is a VECTOR_CST, the element type is the element type of the
25748 2009-04-22 DJ Delorie <dj@redhat.com>
25750 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25752 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25754 * alias.c (find_base_term): Move around LO_SUM case, so that
25755 CONST falls through into PLUS/MINUS handling.
25758 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25759 into 0, use omit_one_operand.
25761 2009-04-23 Ben Elliston <bje@au.ibm.com>
25763 * config/rs6000/linux-unwind.h (get_regs): Remove type
25764 puns. Change the type of `pc' to an array of unsigned ints and
25765 update all users. Constify frame24.
25767 2009-04-22 DJ Delorie <dj@redhat.com>
25769 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25770 declarations before code.
25771 (current_function_special_page_vector): Likewise.
25772 (m32c_expand_insv): Silence a warning.
25774 2009-04-21 Taras Glek <tglek@mozilla.com>
25776 * alias.c: Update GTY annotations to new syntax.
25777 * basic-block.h: Likewise.
25778 * bitmap.h: Likewise.
25779 * c-common.h: Likewise.
25780 * c-decl.c: Likewise.
25781 * c-parser.c: Likewise.
25782 * c-pragma.c: Likewise.
25783 * c-tree.h: Likewise.
25784 * cfgloop.h: Likewise.
25785 * cgraph.h: Likewise.
25786 * config/alpha/alpha.c: Likewise.
25787 * config/arm/arm.h: Likewise.
25788 * config/avr/avr.h: Likewise.
25789 * config/bfin/bfin.c: Likewise.
25790 * config/cris/cris.c: Likewise.
25791 * config/darwin.c: Likewise.
25792 * config/frv/frv.c: Likewise.
25793 * config/i386/i386.c: Likewise.
25794 * config/i386/i386.h: Likewise.
25795 * config/i386/winnt.c: Likewise.
25796 * config/ia64/ia64.h: Likewise.
25797 * config/iq2000/iq2000.c: Likewise.
25798 * config/mips/mips.c: Likewise.
25799 * config/mmix/mmix.h: Likewise.
25800 * config/pa/pa.c: Likewise.
25801 * config/pa/pa.h: Likewise.
25802 * config/rs6000/rs6000.c: Likewise.
25803 * config/s390/s390.c: Likewise.
25804 * config/sparc/sparc.c: Likewise.
25805 * config/xtensa/xtensa.c: Likewise.
25806 * cselib.h: Likewise.
25807 * dbxout.c: Likewise.
25808 * dwarf2out.c: Likewise.
25809 * except.c: Likewise.
25810 * except.h: Likewise.
25811 * fixed-value.h: Likewise.
25812 * function.c: Likewise.
25813 * function.h: Likewise.
25814 * gimple.h: Likewise.
25815 * integrate.c: Likewise.
25816 * optabs.c: Likewise.
25817 * output.h: Likewise.
25818 * real.h: Likewise.
25820 * stringpool.c: Likewise.
25821 * tree-data-ref.c: Likewise.
25822 * tree-flow.h: Likewise.
25823 * tree-scalar-evolution.c: Likewise.
25824 * tree-ssa-address.c: Likewise.
25825 * tree-ssa-alias.h: Likewise.
25826 * tree-ssa-operands.h: Likewise.
25827 * tree.c: Likewise.
25828 * tree.h: Likewise.
25829 * varasm.c: Likewise.
25830 * varray.h: Likewise.
25832 * coretypes.h: Do not define GTY macro if it is already defined.
25833 * doc/gty.texi: Update GTY documentation to new syntax.
25834 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25835 annotations on structs.
25836 * gengtype-parse.c: Likewise.
25838 2009-04-22 Mark Heffernan <meheff@google.com>
25840 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25842 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25844 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25847 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25849 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25850 the same as a PLUS without a shift. Increase the cost of a
25853 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25855 * Makefile.in: Update dependencies.
25856 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25857 * errors.h: Remove bogus comment about compatibility.
25858 (warning): Update declaration.
25859 * genautomata.c: Update all calls to warning.
25860 * gimple.c: Do not include errors.h. Include toplev.h.
25861 * tree-ssa-structalias.c: Do not include errors.h.
25862 * omega.c: Likewise.
25863 * tree-ssa-reassoc.c: Likewise.
25864 * config/spu/spu-c.c: Likewise.
25865 * config/spu/t-spu-elf: Update dependencies.
25867 2009-04-22 Richard Guenther <rguenther@suse.de>
25869 PR tree-optimization/39824
25870 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25871 make sure the types are compatible.
25873 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25876 * c-common.c (c_parse_error): Take a token_flags parameter.
25877 Use token_type for the token type instead.
25878 Pass token_flags to cpp_type2name.
25879 * c-common.h (c_parse_error): Update declaration.
25880 * c-parser.c (c_parser_error): Pass 0 as token flags.
25882 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25884 PR rtl-optimization/39580
25885 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25887 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25889 * function.c (expand_function_end): Do not emit a jump to the "naked"
25890 return label for fall-through returns.
25891 * except.c (sjlj_emit_function_exit): Always place the call to the
25892 unregister function at the location installed by expand_function_end.
25894 2009-04-22 Richard Guenther <rguenther@suse.de>
25896 PR tree-optimization/39845
25897 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25898 (gen_inbound_check): Likewise.
25900 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25902 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25904 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25905 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25907 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25909 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25910 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25911 shift counts to avoid out-of-bounds array accesses.
25913 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25915 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25916 (Pmode): Move above.
25918 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25920 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25921 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25922 GET_CODE macro. Use IN_RANGE macro where appropriate.
25923 * config/alpha/alpha.h: Ditto.
25924 * config/alpha/alpha.md: Ditto.
25925 * config/alpha/constraints.md: Ditto.
25926 * config/alpha/predicates.md: Ditto.
25928 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25930 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25931 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25932 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25933 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25934 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25935 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25936 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25937 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25938 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25939 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25940 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25941 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25942 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25943 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25944 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25945 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25946 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25947 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25948 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25949 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25950 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25951 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25952 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25953 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25954 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25955 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25956 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25958 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25960 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25961 references from comments.
25962 * cfgbuild.c (count_basic_blocks): Delete.
25963 (find_basic_blocks_1): Delete.
25964 (find_basic_blocks): Delete.
25965 * except.c (finish_eh_generation): Make static. Move comment from
25966 except.h here. Remove find_basic_blocks references from comments.
25967 * except.h (finish_eh_generation): Delete.
25968 * basic-block.h (find_basic_blocks): Delete.
25969 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25971 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25973 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25974 (sdbout_parms): Likewise.
25976 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25978 * config/sh/sh.c (prepare_cbranch_operands): Use
25979 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25980 (expand_cbranchdi4): Likewise.
25981 (from_compare): Add cast to enum type.
25982 (expand_cbranchsi4): Use add_reg_note.
25983 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25984 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25985 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25986 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25987 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25988 instead of CODE_FOR_nothing.
25989 (cbranchdi4): Likewise. Fix the order of arguments for
25991 (push_fpscr): Use add_reg_note.
25992 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25993 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25995 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25997 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25998 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25999 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26000 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
26001 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
26002 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
26003 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26004 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26005 config/alpha/x-vms, config/arc/t-arc,
26006 config/arm/README-interworking, config/arm/arm-c.c,
26007 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26008 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26009 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26010 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26011 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26012 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26013 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26014 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26015 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26016 config/cris/t-elfmulti, config/crx/t-crx,
26017 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26018 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26019 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26020 config/h8300/t-h8300, config/i386/athlon.md,
26021 config/i386/darwin-libgcc.10.4.ver,
26022 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26023 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26024 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26025 config/i386/t-linux64, config/i386/t-nwld,
26026 config/i386/t-rtems-i386, config/i386/t-sol2-10,
26027 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26028 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26029 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26030 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26031 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26032 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26033 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26034 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26035 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26036 config/m68k/t-uclinux, config/mcore/t-mcore,
26037 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26038 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26039 config/mips/crtn.asm, config/mips/irix-crti.asm,
26040 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26041 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26042 config/mips/mips-fixed.md, config/mips/sb1.md,
26043 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26044 config/mips/t-iris6, config/mips/t-isa3264,
26045 config/mips/t-libgcc-mips16, config/mips/t-linux64,
26046 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26047 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26048 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26049 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26050 config/mn10300/t-linux, config/mn10300/t-mn10300,
26051 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26052 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26053 config/picochip/libgccExtras/clzsi2.asm,
26054 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26055 config/rs6000/darwin-libgcc.10.4.ver,
26056 config/rs6000/darwin-libgcc.10.5.ver,
26057 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26058 config/rs6000/t-aix43, config/rs6000/t-aix52,
26059 config/rs6000/t-darwin, config/rs6000/t-fprules,
26060 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26061 config/rs6000/t-lynx, config/rs6000/t-netbsd,
26062 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26063 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26064 config/rs6000/t-rtems, config/rs6000/t-spe,
26065 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26066 config/score/t-score-elf, config/sh/divcost-analysis,
26067 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26068 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26069 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26070 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26071 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26072 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26073 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26074 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26075 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26076 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26077 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26078 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26079 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26080 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26081 * config/h8300/genmova.sh: Include copyright and license notices
26082 in generated output.
26083 * config/h8300/mova.md: Regenerate.
26084 * doc/install.texi2html: Include word "Copyright" in copyright
26085 notice and use name "Free Software Foundation, Inc.".
26086 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26087 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26088 ChangeLog-2007, ChangeLog-2008: Correct dates.
26090 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26092 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26093 NE_EXPR operations as well.
26094 * c-parser.c (c_parser_condition): Do not set location information on
26096 (c_parser_conditional_expression): Likewise.
26097 (c_parser_binary_expression): Set location information on operators.
26098 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26099 TRUTH_NOT_EXPR has been folded.
26100 * fold-const.c (fold_truth_not_expr): Copy location information from
26101 the incoming expression to the outgoing one.
26102 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26103 recursive calls on the LHS of the operator but pass that of the
26104 operator to recursive calls on the RHS of the operator. Set it
26106 (shortcut_cond_expr): Set the locus of the operator on the second
26107 COND_EXPR and that of the expression on the first in degenerate cases.
26108 Pass the locus of the expression to calls to shortcut_cond_r.
26109 Set the locus of the 'then' block on the associated jump, if any.
26110 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26111 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26112 expression to call to gimplify_boolean_expr.
26114 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26116 * config.gcc: Add additional configuration for
26117 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26118 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26119 (CPP_SPEC): Redefine for allowing -municode option.
26120 (STARTFILE_SPEC): Likewise.
26121 * config/i386/t-mingw-w64: New.
26122 * config/i386/mingw-w64.opt: New.
26123 (municode): Add new target option.
26124 * doc/invoke.texi (municode): Add documentation for new option.
26126 2009-04-21 Ian Lance Taylor <iant@google.com>
26128 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26129 Correct test for number of arguments.
26130 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26132 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26134 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26135 argument of emit_library_call.
26137 2009-04-21 Richard Guenther <rguenther@suse.de>
26139 PR middle-end/39829
26140 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26141 inside VIEW_CONVERT_EXPRs.
26143 2009-04-21 Martin Jambor <mjambor@suse.cz>
26145 * tree-switch-conversion.c (build_constructors): Split a long line.
26146 (constructor_contains_same_values_p): New function.
26147 (build_one_array): Create assigns of constants if possible, do not
26148 call mark_sym_for_renaming, call update_stmt.
26149 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26150 make_rename_temp. Do not call mark_symbols_for_renaming, call
26152 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26153 find_new_referenced_vars, call update_stmt.
26154 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26155 instead of calling make_rename_temp. Do not call
26156 find_new_referenced_vars or mark_symbols_for_renaming, call
26159 2009-04-21 Richard Guenther <rguenther@suse.de>
26161 PR tree-optimization/39827
26162 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26163 (tree_ssa_phiprop): Pass the correct array size.
26165 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26167 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26169 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26172 * c-typeck.c (lvalue_p): Move declaration ...
26173 * c-common.h (lvalue_p): ... to here.
26174 * c-common.c (candidate_equal_p): New.
26175 (add_tlist): Use it.
26176 (merge_tlist): Use it.
26177 (warn_for_collisions_1): Likewise.
26178 (warning_candidate_p): Accept more candidates.
26179 (verify_tree): A warning candidate can be an expression. Use
26182 2009-04-21 Ben Elliston <bje@au.ibm.com>
26185 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26186 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26187 options. Remove -mcall-solaris documentation.
26189 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26192 * doc/invoke.texi (-Wlong-long): Update description.
26193 * c-lex (interpret_integer): Only warn if there was no previous
26194 overflow and -Wlong-long is enabled.
26195 * c-decl.c (declspecs_add_type): Drop redundant flags.
26196 * c.opt (Wlong-long): Init to -1.
26197 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26198 and front-end warn_long_long. Wlong-long only depends on other
26199 flags if it is uninitialized.
26200 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26201 the same for CPP and FE.
26202 (restore_extension_diagnostics): Likewise.
26204 2009-04-20 Ian Lance Taylor <iant@google.com>
26206 Fix enum conversions which are invalid in C++:
26207 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26208 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26209 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26210 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26211 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26212 (dbxout_parms): Likewise.
26213 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26214 (df_clear_flags): Likewise.
26215 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26216 top_flag parameter to int.
26217 (df_chain_create_bb_process_use): Likewise.
26218 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26220 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26221 (df_ref_create_structure, df_def_record_1): Likewise.
26222 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26223 (df_notes_rescan): Change 0 to VOIDmode in function call.
26224 (df_get_call_refs, df_insn_refs_collect): Likewise.
26225 (df_bb_regs_collect): Likewise.
26226 (df_entry_block_defs_collect): Likewise.
26227 (df_exit_block_uses_collect): Likewise.
26228 * df.h: Update declarations.
26229 * double-int.c (double_int_divmod): Add cast to enum type.
26230 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26231 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26232 (based_loc_descr): Likewise.
26233 (loc_descriptor_from_tree_1): Change first_op and second_op to
26234 enum dwarf_location_atom. Add cast to enum type.
26235 * expmed.c (init_expmed): Change 0 to SET in function call.
26236 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26237 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26238 (do_store_flag): Likewise.
26239 * fixed-value.h (struct fixed_value): Change mode to enum
26241 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26242 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26244 (insert_insn_decl, insert_decl, insert_state): Likewise.
26245 (automata_list_finish): Likewise.
26246 * genrecog.c (process_define_predicate): Add cast to enum type.
26247 * gensupport.c (init_predicate_table): Add cast to enum type.
26248 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26250 (gimple_build_call_1, gimple_build_label): Likewise.
26251 (gimple_build_goto, gimple_build_asm_1): Likewise.
26252 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26253 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26254 (enum fallback): Rename from enum fallback_t.
26255 (fallback_t): Typedef as int.
26256 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26257 GSI_SAME_STMT in function call.
26258 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26260 (setup_reg_class_relations): Likewise.
26261 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26262 (setup_prohibited_class_mode_regs): Add cast to enum type.
26263 (setup_prohibited_mode_move_regs): Likewise.
26264 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26265 (record_address_regs): Change i to enum reg_class.
26266 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26267 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26268 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26269 (GET_MODE_2XWIDER_MODE): Likewise.
26270 (GET_CLASS_NARROWEST_MODE): Likewise.
26271 * omp-low.c (expand_omp_for): Add cast to enum type.
26272 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26273 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26274 * postreload.c (reload_cse_simplify_operands): Change rclass local
26276 * predict.c (combine_predictions_for_insn): Change best_predictor
26277 and predictor to enum br_predictor.
26278 (combine_predictions_for_bb): Likewise.
26279 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26280 use SET_PREDICT_EXPR_OUTCOME.
26281 * real.c (real_arithmetic): Change icode to code in function call.
26282 * reginfo.c (init_move_cost): Add casts to enum type.
26283 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26284 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26286 * reload.c (find_valid_class): Add casts to enum type.
26287 (push_reload): Change 0 to NO_REGS in function call.
26288 (find_reloads): Change this_alternative to array of enum
26289 reg_class. Remove some now-unnecessary casts.
26290 (make_memloc): Change 0 to VOIDmode in function call.
26291 * reload1.c (reload): Change 0 to VOIDmode in function call.
26292 (eliminate_regs_1, elimination_effects): Likewise.
26293 (eliminate_regs_in_insn): Likewise.
26294 (emit_input_reload_insns): Add cast to enum type.
26295 (delete_output_reload): Change 0 to VOIDmode in function call.
26296 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26297 to enum type in function call.
26298 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26299 (SET_PREDICT_EXPR_OUTCOME): Define.
26300 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26301 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26302 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26303 (dump_function): Likewise.
26304 * tree-dump.h: Update declarations.
26305 * tree-pass.h: Update declarations.
26306 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26307 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26309 (arm_rtx_costs_1): Correct parenthesization.
26310 (arm_rtx_costs): Add casts to enum type.
26311 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26312 (vfp_emit_fstmd): Use add_rg_note.
26313 (emit_multi_reg_push, emit_sfm): Likewise.
26314 (thumb_set_frame_pointer): Likewise.
26315 (arm_expand_prologue): Likewise.
26316 (arm_regno_class): Change return type to enum reg_class.
26317 (thumb1_expand_prologue): Use add_reg_note.
26318 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26319 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26321 * config/arm/gentune.sh: Add cast to enum type.
26322 * config/arm/arm-tune.md: Rebuild.
26323 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26324 (ix86_split_fp_branch, predict_jump): Likewise.
26325 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26326 insn_code to enum rtx_code.
26327 (ix86_builtin_vectorized_function): Add cast to enum type.
26328 * config/i386/i386.md (truncdfsf2): Change slot to enum
26330 (truncxf<mode>2, isinf<mode>2): Likewise.
26331 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26333 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26334 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26335 (insert_bundle_state): Change 1 to INSERT in function call.
26336 (ia64_add_bundle_selector_before): Likewise.
26337 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26338 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26339 (restore_stack_nonlocal): Likewise.
26340 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26342 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26344 (mips_rtx_costs): Likewise.
26345 (mips_override_options): Add casts to enum type.
26346 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26348 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26349 (store_reg, set_reg_plus_d): Likewise.
26350 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26351 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26353 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26355 (emit_unlikely_jump): Use add_reg_note.
26356 (rs6000_emit_allocate_stack): Likewise.
26357 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26358 (output_toc): Change 1 to INSERT in function call.
26359 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26360 (rs6000_initialize_trampoline): Likewise.
26361 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26363 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26364 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26365 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26366 (save_gprs): Use add_reg_note.
26367 (s390_emit_prologue): Likewise.
26368 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26369 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26370 (sparc_fold_builtin): Add cast to enum type.
26371 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26373 (spu_expand_prologue): Use add_reg_note.
26374 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26376 2009-04-20 Ian Lance Taylor <iant@google.com>
26378 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26379 (c_parser_postfix_expression_after_primary): Get VEC for list of
26380 arguments. Get original types of arguments. Call
26381 build_function_call_vec.
26382 (cached_expr_list_1, cached_expr_list_2): New static variables.
26383 (c_parser_expr_list): Change return type to VEC *. Add
26384 p_orig_types parameter. Change all callers.
26385 (c_parser_release_expr): New static function.
26386 (c_parser_vec_to_tree_list): New static function.
26387 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26388 call build_function_call_vec.
26389 (build_function_call_vec): New function, based on old
26390 build_function_call.
26391 (convert_arguments): Remove nargs and argarray parameters. Change
26392 values to a VEC. Add origtypes parameter.
26393 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26394 (convert_for_assignment): Add origtype parameter. Change all
26395 callers. If warn_cxx_compat, check for conversion to an enum
26396 type when calling a function.
26397 (store_init_value): Add origtype parameter. Change all callers.
26398 (digest_init): Likewise.
26399 (struct init_node): Add origtype field.
26400 (add_pending_init): Add origtype parameter. Change all callers.
26401 (output_init_element): Likewise.
26402 (output_pending_init_elements): Pass origtype from init_node to
26403 output_init_element.
26404 (process_init_element): Pass origtype from c_expr to
26405 output_init_element.
26406 (c_finish_return): Add origtype parameter. Change all callers.
26407 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26409 (sync_resolve_params): Likewise.
26410 (sync_resolve_return): Change params to first_param. Change caller.
26411 (resolve_overloaded_builtins): Change params to VEC *. Change
26412 callers. Save first parameter around call to build_function_call_vec.
26413 * c-decl.c (finish_decl): Add origtype parameter. Change all
26414 callers. Call build_function_call_vec rather than
26415 build_function_call for cleanup.
26416 * c-tree.h: Update declarations.
26417 * c-common.h: Update declarations.
26418 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26419 params to first_param.
26420 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26421 params parameter from tree to void *.
26422 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26423 Change arglist parameter to have type void *, and to be a pointer
26425 * config/rs6000/rs6000-protos.h
26426 (altivec_resolve_overloaded_builtin): Update declaration.
26427 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26428 fnargs parameter to have type void *, and to be a pointer to a
26429 VEC. Call build_function_call_vec instead of
26430 build_function_call.
26431 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26433 2009-04-20 Joey Ye <joey.ye@intel.com>
26434 Xuepeng Guo <xuepeng.guo@intel.com>
26435 H.J. Lu <hongjiu.lu@intel.com>
26437 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26439 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26440 (IX86_LEA_PRIORITY): Likewise.
26441 (distance_non_agu_define): New function.
26442 (distance_agu_use): Likewise.
26443 (ix86_lea_for_add_ok): Likewise.
26444 (ix86_dep_by_shift_count): Likewise.
26446 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26447 should split for LEA.
26449 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26451 (ix86_dep_by_shift_count): Likewise.
26453 2009-04-20 Richard Guenther <rguenther@suse.de>
26455 * expr.c (handled_component_p): Move ...
26456 * tree.h (handled_component_p): ... here.
26457 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26458 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26459 and REALPART_EXPR to be in one group.
26461 2009-04-20 Richard Guenther <rguenther@suse.de>
26463 * basic-block.h (get_all_dominated_blocks): Declare.
26464 * dominance.c (get_all_dominated_blocks): New function.
26465 * tree-cfg.c (get_all_dominated_blocks): Remove.
26466 (remove_edge_and_dominated_blocks): Adjust.
26467 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26468 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26469 instead of recursing.
26471 2009-04-20 Doug Kwan <dougkwan@google.com>
26473 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26474 (struct cgraph_node_set_def): New type.
26475 (cgraph_node_set) New type. Also declare vector functions.
26476 (struct cgraph_node_set_element_def): New type.
26477 (cgraph_node_set_element): Ditto.
26478 (cgraph_node_set_iterator): New iterator type.
26479 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26480 cgraph_node_set_remove, dump_cgraph_node_set,
26481 debug_cgraph_node_set): New prototypes.
26482 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26483 cgraph_node_set_size): New inlines.
26484 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26485 including cgraph.h.
26486 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26487 argument to function 'write_summary'.
26488 * ipa.c: Include ggc.h.
26489 (hash_cgraph_node_set_element,
26490 eq_cgraph_node_set_element, cgraph_node_set_new,
26491 cgraph_node_set_add, cgraph_node_set_remove,
26492 cgraph_node_set_find, dump_cgraph_node_set,
26493 debug_cgraph_node_set): New functions.
26494 * Makefile.in (ipa.o): Add dependency on GGC_H.
26496 2009-04-20 Ira Rosen <irar@il.ibm.com>
26498 PR tree-optimization/39675
26499 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26500 check of the return code of vect_schedule_slp. Check that
26501 stmt_vec_info still exists for the statement, before checking its
26502 vectorization type.
26504 2009-04-20 Michael Matz <matz@suse.de>
26506 * Makefile.in (generated_files): Take out $(simple_generated_c).
26508 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26510 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26511 (UINTPTR_TYPE): Likewise.
26513 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26516 * c-typeck.c (digest_init): Check for initializing an array with a
26519 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26522 * c-semantics.c (pop_stmt_list): Propagate
26523 STATEMENT_LIST_HAS_LABEL to parent statement list.
26525 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26527 * config/mips/mips.h (mips_tune_attr): New macro.
26528 * config/mips/mips.md (cpu): Use it.
26530 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26533 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26536 2009-04-19 Diego Novillo <dnovillo@google.com>
26538 * toplev.c (compile_file): Move call to coverage_finish ...
26539 * cgraphunit.c (ipa_passes): ... here.
26540 Call cgraph_process_new_functions.
26541 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26542 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26544 2009-04-19 Jan Hubicka <jh@suse.cz>
26546 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26548 (dump_cgraph_node): Dump can throw external flag.
26549 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26551 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26555 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26556 * common.opt (Wlogical-op): Move from here...
26557 * c.opt (Wlogical-op): ... to here.
26558 * c-typeck.c (parser_build_binary_op): Update call to
26559 warn_logical_operator.
26560 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26562 * c-common.c (warn_logical_op): Update.
26563 * c-common.h (warn_logical_op): Update declaration.
26565 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26567 * tree.c (protected_set_expr_location): Fix formatting.
26569 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26572 * c-typeck.c (readonly_warning): new.
26573 (build_unary_op, build_modify_expr): Use readonly_warning for
26574 storing into something readonly but not const-qualified.
26576 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26579 * c-typeck.c (build_unary_op): Check for taking address of
26580 expression of type void.
26582 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26585 * c-typeck.c (build_function_call): Check for calling a function
26586 with qualified void return types. Call require_complete_type when
26589 2009-04-18 Jan Hubicka <jh@suse.cz>
26591 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26593 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26594 can_throw_external flag.
26595 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26596 * ipa-pure-const.c (ignore_edge): New function.
26597 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26598 only over can_throw_external edges.
26599 (local_pure_const): Add nothrow flag.
26600 * ipa-utils.c (searchc): Add ignore_edge callback.
26601 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26602 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26603 (set_nothrow_function_flags): Update cgraph.
26604 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26606 2009-04-18 Richard Guenther <rguenther@suse.de>
26608 PR middle-end/39804
26609 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26610 (fold_stmt): ... this and ...
26611 (fold_stmt_inplace): ... this.
26612 (fold_stmt_1): Fold references in calls and asms.
26613 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26615 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26617 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26618 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26620 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26622 * tree.c (function_args_count): Remove.
26623 * tree.h: Remove the prototype for function_args_count.
26625 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26627 * tree-iterator.c (expr_only): Remove.
26628 * tree.h: Remove the prototype for expr_only.
26630 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26632 * reginfo.c (cannot_change_mode_set_regs): Remove.
26633 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26635 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26637 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26638 whether operands 0 and 1 overlaps.
26640 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26642 PR middle-end/36902
26643 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26644 pointer. Use warning_at instead of warning.
26645 (search_for_addr_array): Likewise.
26646 (check_array_bounds): Likewise.
26647 (check_all_array_refs): Check that the incoming edge is not in the
26648 list of edges to be removed.
26649 (check_all_array_refs): Avoid the temporal pointer.
26650 (vrp_visit_cond_stmt): Fix typo.
26651 (simplify_switch_using_ranges): Handle the case where the switch
26652 index is an integer constant.
26654 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26656 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26658 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26660 * doc/extend.texi, doc/invoke.texi: Fix typos.
26662 2009-04-17 Cary Coutant <ccoutant@google.com>
26664 * tree-flow-inline.h (get_lineno): Fix inverted test.
26666 2009-04-17 Diego Novillo <dnovillo@google.com>
26668 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26669 assertion for AVAIL_OUT.
26671 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26674 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26675 * config/sh/linux-atomic.asm: Likewise.
26677 2009-04-17 Diego Novillo <dnovillo@google.com>
26679 * except.c (debug_eh_tree): New.
26680 (struct eh_region, struct eh_status): Move ...
26681 * except.h: ... here.
26682 (add_type_for_runtime): Declare extern.
26683 (lookup_type_for_runtime): Likewise.
26684 (debug_eh_tree): Declare.
26685 * Makefile.in (GTFILES): List except.h before except.c
26687 2009-04-17 Diego Novillo <dnovillo@google.com>
26689 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26690 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26691 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26692 (find_vars_r): ... here.
26693 * tree-flow.h (find_referenced_vars_in): Declare.
26694 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26695 that AVAIL_OUT exists for BLOCK.
26696 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26697 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26698 (tree-parloops.o): Likewise.
26700 2009-04-17 Simon Baldwin <simonb@google.com>
26702 * toplev.c (default_tree_printer): Add handling for %E format.
26704 2009-04-17 Diego Novillo <dnovillo@google.com>
26706 * tree-pretty-print.c (dump_generic_node): Add break after
26707 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26708 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26709 FUNCTION_TYPE together. Call print_struct_decl when printing
26710 structures and TDF_SLIM is not given.
26711 (print_struct_decl): Fix logic for detecting recursion.
26713 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26716 * gcc.c (create_at_file): New.
26717 (compile_input_file_p): New.
26718 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26719 * main.c (main): Update call to toplev_main.
26720 * toplev.c (toplev_main): Change signature. Call expandargv.
26721 * toplev.h (toplev_main): Change signature.
26723 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26725 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26726 if the latter is not constant.
26728 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26730 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26732 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26734 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26735 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26737 2009-04-17 Richard Guenther <rguenther@suse.de>
26739 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26740 Handle component references view-converting an invariant address.
26742 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26744 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26745 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26746 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26747 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26748 Use @deftypevr rather than @deftypevar.
26750 2009-04-17 Richard Guenther <rguenther@suse.de>
26752 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26753 (get_prop_source_stmt): Likewise.
26754 (can_propagate_from): Likewise.
26756 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26758 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26759 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26760 (--with-multilib-list): Add default value.
26761 * configure: Regenerate.
26762 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26763 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26764 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26765 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26766 Don't add default cpu to multilib list unnecessarily, but do enable
26767 the relevant compiler option..
26768 Add support for --with-multilib-list=<blank> and
26769 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26770 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26771 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26772 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26773 TM_MULTILIB_CONFIG.
26774 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26775 (MULTILIB_OSDIRNAMES): New variable.
26776 * config/sh/t-1e: Delete file.
26777 * config/sh/t-mlib-sh1: Delete file.
26778 * config/sh/t-mlib-sh2: Delete file.
26779 * config/sh/t-mlib-sh2a: Delete file.
26780 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26781 * config/sh/t-mlib-sh2a-single: Delete file.
26782 * config/sh/t-mlib-sh2a-single-only: Delete file.
26783 * config/sh/t-mlib-sh2e: Delete file.
26784 * config/sh/t-mlib-sh3e: Delete file.
26785 * config/sh/t-mlib-sh4: Delete file.
26786 * config/sh/t-mlib-sh4-nofpu: Delete file.
26787 * config/sh/t-mlib-sh4-single: Delete file.
26788 * config/sh/t-mlib-sh4-single-only: Delete file.
26789 * config/sh/t-mlib-sh4a: Delete file.
26790 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26791 * config/sh/t-mlib-sh4a-single: Delete file.
26792 * config/sh/t-mlib-sh4a-single-only: Delete file.
26793 * config/sh/t-mlib-sh4al: Delete file.
26794 * config/sh/t-mlib-sh5-32media: Delete file.
26795 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26796 * config/sh/t-mlib-sh5-64media: Delete file.
26797 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26798 * config/sh/t-mlib-sh5-compact: Delete file.
26799 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26800 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26801 * doc/install.texi (Options specification): Add
26802 --with-multilib-list and --with-endian.
26804 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26806 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26808 (OBJS-common): Add plugin-version.o.
26809 (plugin-version.o): New.
26810 * gcc-plugin.h (plugin_gcc_version): New.
26811 (plugin_default_version_check): New.
26812 (plugin_init_func, plugin_init): Add version argument.
26813 * plugin-version.c: New.
26814 * plugin.c (str_plugin_gcc_version_name): New.
26815 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26816 pass it to the init function.
26817 (plugin_default_version_check): New.
26819 2009-04-17 Richard Guenther <rguenther@suse.de>
26821 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26822 for decl-vs-decl disambiguation.
26824 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26826 * config/s390/s390.h (s390_tune_attr): New macro definition.
26827 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26829 2009-04-17 Richard Guenther <rguenther@suse.de>
26831 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26832 (fold_stmt_r): Likewise.
26833 (maybe_fold_reference): New function.
26834 (fold_gimple_assign): Handle cases fold_stmt_r did.
26835 (fold_stmt): Do not use fold_stmt_r.
26836 (fold_stmt_inplace): Likewise.
26838 2009-04-17 Richard Guenther <rguenther@suse.de>
26840 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26841 (record_equivalences_from_stmt): Remove useless checks and
26843 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26844 the type is already suitable.
26846 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26848 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26850 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26852 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26853 (CMPtype): Define as __gcc_CMPtype.
26855 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26857 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26858 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26860 2009-04-17 Richard Guenther <rguenther@suse.de>
26862 PR tree-optimization/39746
26863 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26864 special-casing for builtins and static variable use/def.
26865 (call_may_clobber_ref_p_1): Likewise.
26867 2009-04-16 Ian Lance Taylor <iant@google.com>
26869 * df.h: Include "timevar.h".
26870 (struct df_problem): Change tv_id field to timevar_id_t.
26871 * tree-pass.h: Include "timevar.h".
26872 (struct opt_pass): Change tv_id field to timevar_id_t.
26873 * timevar.h (timevar_id_t): Define TV_NONE.
26874 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26875 TV_NONE rather than tv_id != 0.
26876 (execute_one_pass): Likewise.
26877 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26878 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26879 dependencies to $(TREE_PASS_H).
26880 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26882 (pass_branch_target_load_optimize2): Likewise.
26883 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26884 (pass_outof_cfg_layout_mode): Likewise.
26885 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26886 (pass_rebuild_cgraph_edges): Likewise.
26887 (pass_remove_cgraph_callee_edges): Likewise.
26888 * df-core.c (pass_df_initialize_opt): Likewise.
26889 (pass_df_initialize_no_opt): Likewise.
26890 (pass_df_finish): Likewise.
26891 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26892 * except.c (pass_set_nothrow_function_flags): Likewise.
26893 (pass_convert_to_eh_region_ranges): Likewise.
26894 * final.c (pass_compute_alignments): Likewise.
26895 * function.c (pass_instantiate_virtual_regs): Likewise.
26896 (pass_init_function): Likewise.
26897 (pass_leaf_regs): Likewise.
26898 (pass_match_asm_constraints): Likewise.
26899 * gimple-low.c (pass_lower_cf): Likewise.
26900 (pass_mark_used_blocks): Likewise.
26901 * init-regs.c (pass_initialize_regs): Likewise.
26902 * integrate.c (pass_initial_value_sets): Likewise.
26903 * ira.c (pass_ira): Likewise.
26904 * jump.c (pass_cleanup_barriers): Likewise.
26905 * omp-low.c (pass_expand_omp): Likewise.
26906 (pass_lower_omp): Likewise.
26907 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26908 * recog.c (pass_split_all_insns): Likewise.
26909 (pass_split_after_reload): Likewise.
26910 (pass_split_before_regstack): Likewise.
26911 (pass_split_before_sched2): Likewise.
26912 (pass_split_for_shorten_branches): Likewise.
26913 * reginfo.c (pass_reginfo_init): Likewise.
26914 (pass_subregs_of_mode_init): Likewise.
26915 (pass_subregs_of_mode_finish): Likewise.
26916 * passes.c (pass_postreload): Likewise.
26917 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26918 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26919 (pass_warn_function_return): Likewise.
26920 (pass_warn_function_noreturn): Likewise.
26921 * tree-complex.c (pass_lower_complex): Likewise.
26922 (pass_lower_complex_O0): Likewise.
26923 * tree-if-conv.c (pass_if_conversion): Likewise.
26924 * tree-into-ssa.c (pass_build_ssa): Likewise.
26925 * tree-mudflap.c (pass_mudflap_1): Likewise.
26926 (pass_mudflap_2): Likewise.
26927 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26928 (pass_mudflap_2): Likewise.
26929 * tree-nrv.c (pass_return_slot): Likewise.
26930 * tree-object-size.c (pass_object_sizes): Likewise.
26931 * tree-optimize.c (pass_all_optimizations): Likewise.
26932 (pass_early_local_passes): Likewise.
26933 (pass_all_early_optimizations): Likewise.
26934 (pass_cleanup_cfg): Likewise.
26935 (pass_cleanup_cfg_post_optimizing): Likewise.
26936 (pass_free_datastructures): Likewise.
26937 (pass_free_cfg_annotations): Likewise.
26938 (pass_fixup_cfg): Likewise.
26939 (pass_init_datastructures): Likewise.
26940 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26941 (pass_late_warn_uninitialized): Likewise.
26942 (pass_update_address_taken): Likewise.
26943 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26944 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26945 (pass_cse_sincos): Likewise.
26946 (pass_convert_to_rsqrt): Likewise.
26947 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26948 * tree-stdarg.c (pass_stdarg): Likewise.
26949 * tree-tailcall.c (pass_tail_recursion): Likewise.
26950 (pass_tail_calls): Likewise.
26951 * tree-vect-generic.c (pass_lower_vector): Likewise.
26952 (pass_lower_vector_ssa): Likewise.
26953 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26955 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26957 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26959 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26961 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26962 logical and signext.
26964 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26967 * config/sh/predicates.md (arith_operand): Check if the operand
26968 of TRUNCATE is a REG.
26970 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26972 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26973 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26975 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26977 * tree-iterator.c (tsi_split_statement_list_after,
26978 tsi_split_statement_list_before): Remove.
26979 * tree-iterator.h: Remove the prototypes for
26980 tsi_split_statement_list_after and tsi_split_statement_list_before.
26982 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26984 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26985 * tree-ssa-propagate.h: Remove the prototype for
26986 stmt_makes_single_load.
26988 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26990 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26991 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26993 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26995 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26997 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26999 * except.c (eh_region_outer_p): Remove.
27000 * except.h: Remove the prototype for eh_region_outer_p.
27002 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27004 * function.c (current_function_assembler_name): Remove.
27005 * function.h: Remove the prototype for
27006 current_function_assembler_name.
27008 2009-04-16 Ian Lance Taylor <iant@google.com>
27010 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27011 (add_reg_note): Call alloc_reg_note.
27012 * rtl.h (alloc_reg_note): Declare.
27013 * combine.c (try_combine): Use alloc_reg_note.
27014 (recog_for_combine, move_deaths): Likewise.
27015 (distribute_notes): Use alloc_reg_note and add_reg_note.
27016 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27017 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27018 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
27020 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
27022 PR rtl-optimization/39762
27023 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27024 ira_may_move_out_cost): Add comments about way of their usage.
27025 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27027 * ira-conflicts.c (process_regs_for_copy): Use function
27028 ira_get_register_move_cost instead of global
27029 ira_register_move_cost.
27031 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27032 color_pass, move_spill_restore, update_curr_costs): Ditto.
27034 * ira-lives.c (process_single_reg_class_operands): Ditto.
27036 * ira-emit.c (emit_move_list): Ditto.
27038 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27039 (record_reg_classes): Ditto. Use functions
27040 ira_get_register_move_cost and ira_get_may_move_cost instead of
27041 global vars ira_register_move_cost, ira_may_move_out_cost and
27042 ira_may_move_in_cost.
27043 (record_address_regs): Don't call ira_init_register_move_cost.
27044 Use function ira_get_may_move_cost instead of global
27045 ira_may_move_in_cost.
27046 (process_bb_node_for_hard_reg_moves): Use function
27047 ira_get_register_move_cost instead of global ira_register_move_cost.
27048 (ira_costs): Don't call ira_init_register_move_cost.
27050 2009-04-16 Richard Guenther <rguenther@suse.de>
27052 * tree-cfg.c (verify_gimple_assign_binary):
27053 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27054 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27055 (create_general_new_stmt): Note that this function is broken.
27057 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27059 * common.opt (fhelp): Add Var(help_flag).
27060 * gcc-plugin.h (plugin_info): Add help.
27061 * plugin.c (plugin_name_args): Add help.
27062 (register_plugin_info): Set plugin->help.
27063 (print_help_one_plugin): New.
27064 (print_plugins_help): New.
27065 * plugin.h (print_plugins_help): New.
27066 * toplev.c (toplev_main): Call print_plugins_help if needed.
27068 2009-04-16 Richard Guenther <rguenther@suse.de>
27070 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27071 (gimple_ior_addresses_taken_1): New function.
27072 (gimple_ior_addresses_taken): Likewise.
27073 * gimple.h (struct gimple_statement_with_ops_base): Remove
27074 addresses_taken member.
27075 (gimple_ior_addresses_taken): Declare.
27076 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27077 gimple_set_addresses_taken): Remove.
27078 * ipa-reference.c (mark_address): New function.
27079 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27080 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27081 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27082 (gimple_add_to_addresses_taken): Remove.
27083 (get_tmr_operands): Call mark_address_taken.
27084 (get_asm_expr_operands): Likewise.
27085 (get_expr_operands): Likewise.
27086 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27087 (free_stmt_operands): Do not free it.
27088 * tree-ssa.c (delete_tree_ssa): Likewise.
27089 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27091 2009-04-16 Richard Guenther <rguenther@suse.de>
27093 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27094 (walk_stmt_load_store_ops): Likewise.
27095 * gimple.c (get_base_loadstore): New function.
27096 (walk_stmt_load_store_addr_ops): Likewise.
27097 (walk_stmt_load_store_ops): Likewise.
27098 * ipa-pure-const.c (check_op): Simplify.
27099 (check_load, check_store): New functions.
27100 (check_stmt): Use walk_stmt_load_store_ops.
27101 * ipa-reference.c (mark_load): Adjust signature.
27102 (mark_store): Likewise.
27103 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27105 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27107 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27108 (plugin_info): New.
27109 * opts.c (common_handle_option): Don't call print_version.
27110 * plugin.c (plugin_name_args): Add version.
27111 (register_plugin_info): New.
27112 (register_callback): Handle PLUGIN_INFO.
27113 (try_init_one_plugin): New.
27114 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27116 (finalize_one_plugin): New.
27117 (finalize_plugins): New.
27118 (print_one_plugin): New.
27119 (print_plugins_versions): New.
27120 * plugin.h (print_plugins_versions): New.
27121 (finalize_plugins): New.
27122 * toplev.c (compile_file): Don't call initialize_plugins.
27123 (print_version): Call print_plugins_versions.
27124 (toplev_main): Call initialize_plugins. Print version if needed.
27125 Call finalize_plugins.
27127 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27129 * common.opt (fversion): New.
27130 * gcc.c (print_version): New.
27131 (process_command): Don't print the version. Just set print_version.
27132 (main): Print version. Call subprocesses if print_version and
27133 verbose_flag are set.
27134 * opts.c (common_handle_option): Handle OPT_fversion.
27136 2009-04-16 Richard Guenther <rguenther@suse.de>
27137 Ira Rosen <irar@il.ibm.com>
27139 PR tree-optimization/39698
27140 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27141 type of the reduction variable. Only generate the def if
27144 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27145 make sure to first convert to an integer of the same precision.
27146 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27147 the type of the evolution correctly in computing the new
27148 induction variable base.
27150 2009-04-16 Richard Guenther <rguenther@suse.de>
27152 PR middle-end/39625
27153 * tree-cfg.c (make_blocks): Split statements with to-be
27154 abnormal SSA names on the lhs.
27156 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27158 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27159 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27160 * c-typeck.c (really_start_incremental_init): Likewise.
27161 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27162 (TARGET_INITIALIZER): Remove it.
27163 * target.h (struct target): Remove vector_opaque_p.
27164 * tree.c (build_opaque_vector_type): New.
27165 * tree.h (TYPE_VECTOR_OPAQUE): New.
27166 (build_opaque_vector_type): Declare.
27167 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27168 * config/rs6000/rs6000.c (build_opaque_vector_type,
27169 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27170 (rs6000_init_builtins): Use build_opaque_vector_type for
27171 opaque_V4SI_type_node.
27173 2009-04-15 Catherine Moore <clm@codesourcery.com>
27175 * debug.h (set_name): Declare.
27176 * dwarf2out.c (dwarf2out_set_name): Declare.
27177 (dwarf2_debug_hooks): Add set_name.
27178 (find_AT_string): New.
27179 (add_AT_string): Call find_AT_string.
27180 (dwarf2out_set_name): New.
27181 * cp/decl.c (grokdeclarator): Call set_name.
27182 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27183 * debug.c (do_nothing_debug_hooks): Likewise.
27184 * dbxout.c (dbx_debug_hooks): Likewise.
27185 * sdbout.c (sdb_debug_hooks): Likewise.
27187 2009-04-15 Michael Eager <eager@eagercon.com>
27189 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27190 reg for single-precision FPU.
27191 * config/rs6000/rs6000.md (movsi_internal1): Only for
27192 !TARGET_SINGLE_FPU.
27193 (movsi_internal1_single): New. Add pattern to move SI values to/from
27194 single-precision FP regs.
27196 2009-04-15 Richard Guenther <rguenther@suse.de>
27198 * omp-low.c (lower_rec_input_clauses): Build correct address
27200 (expand_omp_for_generic): Fix multiplication type.
27201 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27202 (generate_memset_zero): Fix types.
27203 * tree-profile.c (prepare_instrumented_value): Correctly
27206 2009-04-15 Ian Lance Taylor <iant@google.com>
27208 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27209 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27210 for -Wall and for -Wc++-compat.
27211 (c_common_post_options): For C++, set warn_enum_compare if not
27213 * c-tree.h (struct c_expr): Add field original_type.
27214 (build_external_ref): Update declaration.
27215 * c-parser.c (c_parser_braced_init): Set original_type.
27216 (c_parser_initelt): Likewise.
27217 (c_parser_expr_no_commas): Likewise.
27218 (c_parser_conditional_expression): Likewise.
27219 (c_parser_cast_expression): Likewise.
27220 (c_parser_unary_expression): Likewise. Pull setting of
27221 original_code to top of function.
27222 (c_parser_sizeof_expression): Set original_type.
27223 (c_parser_alignof_expression): Likewise.
27224 (c_parser_postfix_expression): Likewise. Pull setting of
27225 original_code to top of function.
27226 (c_parser_postfix_expression_after_paren_type): Set original_type.
27227 (c_parser_postfix_expression_after_primary): Likewise.
27228 (c_parser_expression): Likewise.
27229 * c-typeck.c (build_external_ref): Add type parameter. Change all
27231 (c_expr_sizeof_expr): Set original_type field.
27232 (parser_build_unary_op): Likewise.
27233 (parser_build_binary_op): Likewise. Optionally warn about
27234 comparisons of enums of different types.
27235 (digest_init): Set original_type field.
27236 (really_start_incremental_init): Likewise.
27237 (push_init_level, pop_init_level): Likewise.
27238 * doc/invoke.texi (Warning Options): -Wenum-compare now
27241 2009-04-15 Richard Guenther <rguenther@suse.de>
27243 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27244 out a necessary conversion.
27245 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27246 names we didn't value number.
27247 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27249 2009-04-15 Richard Guenther <rguenther@suse.de>
27251 PR tree-optimization/39764
27252 * tree-ssa-ccp.c (get_value): Canonicalize value with
27253 canonicalize_float_value.
27255 2009-04-15 Jan Hubicka <jh@suse.cz>
27257 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27258 Wrong version of patch.
27260 2009-04-15 Jan Hubicka <jh@suse.cz>
27262 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27264 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27266 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27267 our distinct integral and vector types.
27269 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27271 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27272 * init.c (build_vtbl_address): Remove call to assemble_external.
27274 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27276 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27277 output for other floating point modes.
27279 2009-04-14 Diego Novillo <dnovillo@google.com>
27281 * diagnostic.c (diagnostic_report_diagnostic): Do not
27282 warn about loaded plugins for DK_ERROR and DK_WARNING.
27283 * c-decl.c (declspecs_add_type): Move call to
27284 invoke_plugin_callbacks ...
27285 * c-parser.c (c_parser_declspecs): ... here.
27286 * plugin.c (dump_active_plugins): Tidy output.
27288 2009-04-14 Diego Novillo <dnovillo@google.com>
27289 Le-Chun Wu <lcwu@google.com>
27291 * configure.ac: Add --enable-plugin support.
27292 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27293 * Makefile.in (PLUGIN_H): Define.
27294 Export ENABLE_PLUGIN and GMPINC to site.exp.
27295 Add PLUGINLIBS to link command.
27296 Add/modify dependencies for plugin.o and files including plugin.h.
27298 * config.in: Regenerate.
27300 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27303 2009-04-14 Le-Chun Wu <lcwu@google.com>
27305 * tree-pass.h (register_one_dump_file): Add a prototype for
27306 register_one_dump_file.
27307 * toplev.c (compile_file): Call initialize_plugins.
27308 (do_compile): Call invoke_plugin_callbacks.
27309 (toplev_main): Call invoke_plugin_callbacks.
27310 * common.opt: Add -fplugin= and -fplugin-arg-.
27311 * gcc-plugin.h: New public header file for plugins to include.
27312 * plugin.c: New source file.
27313 * plugin.h: New internal header file.
27314 * passes.c (register_one_dump_file): Make it external.
27316 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27318 2009-04-14 Diego Novillo <dnovillo@google.com>
27320 * doc/plugins.texi: New.
27321 * doc/gccint.texi: Add reference to Plugins chapter.
27322 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27323 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27324 loaded plugins, if any.
27325 * timevar.def (TV_PLUGIN_INIT): Define.
27326 (TV_PLUGIN_RUN): Define.
27327 * plugin.c: Include timevar.h
27328 (plugins_active_p): New.
27329 (dump_active_plugins): New.
27330 (debug_active_plugins): New.
27332 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27334 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27336 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27338 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27340 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27341 the same as a minus without a shift.
27343 2009-04-14 Nick Clifton <nickc@redhat.com>
27345 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27346 comparisons with small integers will always produce a short
27349 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27352 2008-12-19 Diego Novillo <dnovillo@google.com>
27354 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27356 2009-04-14 Richard Guenther <rguenther@suse.de>
27358 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27360 (verify_gimple_assign_binary): Likewise. Handle shifts and
27362 (verify_gimple_phi): Print the mismatched argument position.
27363 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27365 (vect_update_init_of_dr): Likewise.
27366 * matrix-reorg.c (transform_access_sites): Do what the
27368 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27370 2009-04-13 Michael Eager <eager@eagercon.com>
27372 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27373 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27374 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27375 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27376 remove duplicate config
27378 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27380 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27381 file_name:line_number type locator of the call site.
27383 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27385 * genautomata.c: Put blank after comma.
27386 (automaton_decls): New.
27387 (struct unit_usage): Add comments to member next.
27388 (store_alt_unit_usage): Keep the list ordered.
27389 (unit_present_on_list_p, equal_alternatives_p): New.
27390 (check_regexp_units_distribution): Check units distribution
27391 correctness correctly.
27392 (main): Don't write automata if error is found. Return correct
27395 * config/m68k/cf.md (cfv4_ds): Remove.
27396 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27397 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27399 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27400 power4-load-ext, power4-store, power4-store-update,
27401 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27402 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27403 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27404 power4-sqrt, power4-isync): Modify reservation to make correct
27405 unit distribution to automata.
27407 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27408 power5-store-update, power5-two, power5-three, power5-lmul,
27409 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27411 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27413 * except.c (pass_set_nothrow_function_flags): Set name and add
27415 (set_nothrow_function_flags): Mention in the dump file when
27416 changing a function to nothrow.
27418 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27421 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27422 instead of unsigned long.
27424 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27426 * config/arm/arm.c (return_used_this_function): Remove.
27427 (arm_output_function_prologue): Remove use of
27428 return_used_this_function.
27429 (output_return_instruction): Replace use of
27430 return_used_this_function
27431 by cfun->machine->return_used_this_function.
27432 (arm_output_epilogue): Likewise.
27433 (arm_output_function_epilogue): Likewise.
27434 (thumb_unexpanded_epilogue): Likewise.
27435 * config/arm/arm.h (struct machine_function):
27436 New member return_used_this_function.
27438 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27440 * doc/install.texi: Correct description of default directory for
27441 --with-gxx-include-dir.
27443 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27445 * fold-const.c (build_range_check): Properly deal with enumeral and
27446 boolean base types.
27448 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27450 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27451 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27452 * params.h (MAX_GCSE_PASSES): Remove.
27453 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27454 in sequence. Remove ability to run multiple passes.
27455 (bypass_jumps): Report run as third CPROP pass.
27457 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27459 PR middle-end/39651
27460 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27461 when deciding whether the whole SEQUENCE can throw.
27463 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27466 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27467 offseted label references.
27469 2009-04-11 Jan Hubicka <jh@suse.cz>
27471 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27473 2009-04-11 Richard Guenther <rguenther@suse.de>
27475 PR middle-end/39732
27476 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27477 return variables as TREE_ADDRESSABLE.
27479 2009-04-11 Richard Guenther <rguenther@suse.de>
27481 PR tree-optimization/39713
27482 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27483 reference trees have SSA_NAME operands.
27485 2009-04-11 Richard Guenther <rguenther@suse.de>
27488 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27489 address expressions.
27491 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27493 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27494 match changes in Cygwin 1.7
27495 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27496 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27498 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27500 PR tree-optimization/39701
27501 * doc/invoke.texi (Optimization Options): Document change in
27502 meaning and initialization of -fdelete-null-pointer-checks.
27504 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27506 PR middle-end/39701
27507 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27509 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27512 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27514 2009-04-10 Chao-ying Fu <fu@mips.com>
27516 * doc/tm.texi (Instruction Output): Document
27517 TARGET_ASM_FINAL_POSTSCAN_INSN.
27518 * target.h (final_postscan_insn): New field in asm_out.
27519 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27520 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27521 * final.c (final_scan_insn): Call
27522 targetm.asm_out.final_postscan_insn after outputting
27523 an asm macro and a normal instruction.
27525 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27526 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27527 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27528 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27529 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27531 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27533 PR middle-end/39701
27534 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27535 variables as non-NULL even with -fdelete-null-pointer-checks.
27537 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27539 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27541 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27544 * config/i386/i386.c (classify_argument): Handle SCmode with
27545 (bit_offset % 64) != 0.
27547 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27549 * doc/invoke.texi (Optimize Options): Add cross-reference to
27550 -Q --help=optimizers examples.
27552 2009-04-10 Ben Elliston <bje@au.ibm.com>
27555 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27556 regalign for the reg == fpr and TDmode case.
27558 2009-04-09 David Ayers <ayers@fsfe.org>
27561 * objc/objc-act.c (warn_with_method): Remove helper function.
27562 (check_duplicates): Call warning and inform directly.
27563 (really_start_method): Likewise.
27565 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27567 * expmed.c (expand_divmod): Always use a comparison for a division
27568 by a large unsigned integer.
27570 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27571 for things others than variables or functions as nonzero.
27573 2009-04-09 Nick Clifton <nickc@redhat.com>
27575 * unwind-compat.c: Change copyright header to refer to version
27576 3 of the GNU General Public License with version 3.1 of the
27577 GCC Runtime Library Exception and to point readers at the
27578 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27579 * config/alpha/crtfastmath.c: Likewise.
27580 * config/alpha/linux-unwind.h: Likewise.
27581 * config/alpha/qrnnd.asm: Likewise.
27582 * config/alpha/vms-crt0-64.c: Likewise.
27583 * config/alpha/vms-crt0.c: Likewise.
27584 * config/alpha/vms-dwarf2.asm: Likewise.
27585 * config/alpha/vms-dwarf2eh.asm: Likewise.
27586 * config/alpha/vms-psxcrt0-64.c: Likewise.
27587 * config/alpha/vms-psxcrt0.c: Likewise.
27588 * config/alpha/vms_tramp.asm: Likewise.
27589 * config/arc/initfini.c: Likewise.
27590 * config/arc/lib1funcs.asm: Likewise.
27591 * config/arm/bpabi-v6m.S: Likewise.
27592 * config/arm/bpabi.S: Likewise.
27593 * config/arm/bpabi.c: Likewise.
27594 * config/arm/crti.asm: Likewise.
27595 * config/arm/crtn.asm: Likewise.
27596 * config/arm/ieee754-df.S: Likewise.
27597 * config/arm/ieee754-sf.S: Likewise.
27598 * config/arm/lib1funcs.asm: Likewise.
27599 * config/arm/libunwind.S: Likewise.
27600 * config/arm/linux-atomic.c: Likewise.
27601 * config/arm/mmintrin.h: Likewise.
27602 * config/arm/pr-support.c: Likewise.
27603 * config/arm/unaligned-funcs.c: Likewise.
27604 * config/arm/unwind-arm.c: Likewise.
27605 * config/arm/unwind-arm.h: Likewise.
27606 * config/avr/libgcc.S: Likewise.
27607 * config/bfin/crti.s: Likewise.
27608 * config/bfin/crtlibid.s: Likewise.
27609 * config/bfin/crtn.s: Likewise.
27610 * config/bfin/lib1funcs.asm: Likewise.
27611 * config/bfin/linux-unwind.h: Likewise.
27612 * config/cris/arit.c: Likewise.
27613 * config/cris/cris_abi_symbol.c: Likewise.
27614 * config/darwin-64.c: Likewise.
27615 * config/darwin-crt2.c: Likewise.
27616 * config/darwin-crt3.c: Likewise.
27617 * config/darwin.h: Likewise.
27618 * config/dbxelf.h: Likewise.
27619 * config/dfp-bit.c: Likewise.
27620 * config/dfp-bit.h: Likewise.
27621 * config/elfos.h: Likewise.
27622 * config/fixed-bit.c: Likewise.
27623 * config/fixed-bit.h: Likewise.
27624 * config/fp-bit.c: Likewise.
27625 * config/fp-bit.h: Likewise.
27626 * config/fr30/crti.asm: Likewise.
27627 * config/fr30/crtn.asm: Likewise.
27628 * config/fr30/lib1funcs.asm: Likewise.
27629 * config/freebsd-spec.h: Likewise.
27630 * config/frv/cmovd.c: Likewise.
27631 * config/frv/cmovh.c: Likewise.
27632 * config/frv/cmovw.c: Likewise.
27633 * config/frv/frvbegin.c: Likewise.
27634 * config/frv/frvend.c: Likewise.
27635 * config/frv/lib1funcs.asm: Likewise.
27636 * config/glibc-stdint.h: Likewise.
27637 * config/h8300/clzhi2.c: Likewise.
27638 * config/h8300/crti.asm: Likewise.
27639 * config/h8300/crtn.asm: Likewise.
27640 * config/h8300/ctzhi2.c: Likewise.
27641 * config/h8300/fixunssfsi.c: Likewise.
27642 * config/h8300/lib1funcs.asm: Likewise.
27643 * config/h8300/parityhi2.c: Likewise.
27644 * config/h8300/popcounthi2.c: Likewise.
27645 * config/i386/ammintrin.h: Likewise.
27646 * config/i386/att.h: Likewise.
27647 * config/i386/avxintrin.h: Likewise.
27648 * config/i386/biarch64.h: Likewise.
27649 * config/i386/bmmintrin.h: Likewise.
27650 * config/i386/cpuid.h: Likewise.
27651 * config/i386/cross-stdarg.h: Likewise.
27652 * config/i386/crtfastmath.c: Likewise.
27653 * config/i386/crtprec.c: Likewise.
27654 * config/i386/cygming-crtbegin.c: Likewise.
27655 * config/i386/cygming-crtend.c: Likewise.
27656 * config/i386/cygwin.asm: Likewise.
27657 * config/i386/emmintrin.h: Likewise.
27658 * config/i386/gmm_malloc.h: Likewise.
27659 * config/i386/gthr-win32.c: Likewise.
27660 * config/i386/i386.h: Likewise.
27661 * config/i386/immintrin.h: Likewise.
27662 * config/i386/linux-unwind.h: Likewise.
27663 * config/i386/linux64.h: Likewise.
27664 * config/i386/mm3dnow.h: Likewise.
27665 * config/i386/mmintrin-common.h: Likewise.
27666 * config/i386/mmintrin.h: Likewise.
27667 * config/i386/nmmintrin.h: Likewise.
27668 * config/i386/pmm_malloc.h: Likewise.
27669 * config/i386/pmmintrin.h: Likewise.
27670 * config/i386/smmintrin.h: Likewise.
27671 * config/i386/sol2-c1.asm: Likewise.
27672 * config/i386/sol2-ci.asm: Likewise.
27673 * config/i386/sol2-cn.asm: Likewise.
27674 * config/i386/sol2-gc1.asm: Likewise.
27675 * config/i386/tmmintrin.h: Likewise.
27676 * config/i386/unix.h: Likewise.
27677 * config/i386/w32-unwind.h: Likewise.
27678 * config/i386/wmmintrin.h: Likewise.
27679 * config/i386/x86-64.h: Likewise.
27680 * config/i386/x86intrin.h: Likewise.
27681 * config/i386/xmmintrin.h: Likewise.
27682 * config/ia64/crtbegin.asm: Likewise.
27683 * config/ia64/crtend.asm: Likewise.
27684 * config/ia64/crtfastmath.c: Likewise.
27685 * config/ia64/crti.asm: Likewise.
27686 * config/ia64/crtn.asm: Likewise.
27687 * config/ia64/fde-glibc.c: Likewise.
27688 * config/ia64/lib1funcs.asm: Likewise.
27689 * config/ia64/linux-unwind.h: Likewise.
27690 * config/ia64/quadlib.c: Likewise.
27691 * config/ia64/unwind-ia64.c: Likewise.
27692 * config/linux.h: Likewise.
27693 * config/m32c/m32c-lib1.S: Likewise.
27694 * config/m32c/m32c-lib2-trapv.c: Likewise.
27695 * config/m32c/m32c-lib2.c: Likewise.
27696 * config/m32r/initfini.c: Likewise.
27697 * config/m68hc11/larith.asm: Likewise.
27698 * config/m68hc11/m68hc11-crt0.S: Likewise.
27699 * config/m68k/cf.md: Likewise.
27700 * config/m68k/crti.s: Likewise.
27701 * config/m68k/crtn.s: Likewise.
27702 * config/m68k/lb1sf68.asm: Likewise.
27703 * config/m68k/linux-unwind.h: Likewise.
27704 * config/mcore/crti.asm: Likewise.
27705 * config/mcore/crtn.asm: Likewise.
27706 * config/mcore/lib1.asm: Likewise.
27707 * config/mips/linux-unwind.h: Likewise.
27708 * config/mips/loongson.h: Likewise.
27709 * config/mips/mips16.S: Likewise.
27710 * config/mmix/crti.asm: Likewise.
27711 * config/mmix/crtn.asm: Likewise.
27712 * config/pa/fptr.c: Likewise.
27713 * config/pa/hpux-unwind.h: Likewise.
27714 * config/pa/lib2funcs.asm: Likewise.
27715 * config/pa/linux-atomic.c: Likewise.
27716 * config/pa/linux-unwind.h: Likewise.
27717 * config/pa/milli64.S: Likewise.
27718 * config/pa/quadlib.c: Likewise.
27719 * config/pa/stublib.c: Likewise.
27720 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27721 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27722 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27723 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27724 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27725 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27726 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27727 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27728 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27729 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27730 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27731 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27732 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27733 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27734 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27735 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27736 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27737 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27738 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27739 * config/rs6000/750cl.h: Likewise.
27740 * config/rs6000/altivec.h: Likewise.
27741 * config/rs6000/biarch64.h: Likewise.
27742 * config/rs6000/crtresfpr.asm: Likewise.
27743 * config/rs6000/crtresgpr.asm: Likewise.
27744 * config/rs6000/crtresxfpr.asm: Likewise.
27745 * config/rs6000/crtresxgpr.asm: Likewise.
27746 * config/rs6000/crtsavfpr.asm: Likewise.
27747 * config/rs6000/crtsavgpr.asm: Likewise.
27748 * config/rs6000/darwin-asm.h: Likewise.
27749 * config/rs6000/darwin-fallback.c: Likewise.
27750 * config/rs6000/darwin-fpsave.asm: Likewise.
27751 * config/rs6000/darwin-ldouble.c: Likewise.
27752 * config/rs6000/darwin-tramp.asm: Likewise.
27753 * config/rs6000/darwin-unwind.h: Likewise.
27754 * config/rs6000/darwin-vecsave.asm: Likewise.
27755 * config/rs6000/darwin-world.asm: Likewise.
27756 * config/rs6000/e500crtres32gpr.asm: Likewise.
27757 * config/rs6000/e500crtres64gpr.asm: Likewise.
27758 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27759 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27760 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27761 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27762 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27763 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27764 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27765 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27766 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27767 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27768 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27769 * config/rs6000/eabi-ci.asm: Likewise.
27770 * config/rs6000/eabi-cn.asm: Likewise.
27771 * config/rs6000/eabi.asm: Likewise.
27772 * config/rs6000/linux-unwind.h: Likewise.
27773 * config/rs6000/linux64.h: Likewise.
27774 * config/rs6000/paired.h: Likewise.
27775 * config/rs6000/paired.md: Likewise.
27776 * config/rs6000/ppc64-fp.c: Likewise.
27777 * config/rs6000/ppu_intrinsics.h: Likewise.
27778 * config/rs6000/rs6000.h: Likewise.
27779 * config/rs6000/si2vmx.h: Likewise.
27780 * config/rs6000/sol-ci.asm: Likewise.
27781 * config/rs6000/sol-cn.asm: Likewise.
27782 * config/rs6000/spe.h: Likewise.
27783 * config/rs6000/spu2vmx.h: Likewise.
27784 * config/rs6000/sysv4.h: Likewise.
27785 * config/rs6000/tramp.asm: Likewise.
27786 * config/rs6000/vec_types.h: Likewise.
27787 * config/s390/linux-unwind.h: Likewise.
27788 * config/s390/tpf-unwind.h: Likewise.
27789 * config/score/crti.asm: Likewise.
27790 * config/score/crtn.asm: Likewise.
27791 * config/sh/crt1.asm: Likewise.
27792 * config/sh/crti.asm: Likewise.
27793 * config/sh/crtn.asm: Likewise.
27794 * config/sh/divtab-sh4-300.c: Likewise.
27795 * config/sh/divtab-sh4.c: Likewise.
27796 * config/sh/divtab.c: Likewise.
27797 * config/sh/lib1funcs-4-300.asm: Likewise.
27798 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27799 * config/sh/lib1funcs.asm: Likewise.
27800 * config/sh/lib1funcs.h: Likewise.
27801 * config/sh/linux-atomic.asm: Likewise.
27802 * config/sh/linux-unwind.h: Likewise.
27803 * config/sh/shmedia.h: Likewise.
27804 * config/sh/sshmedia.h: Likewise.
27805 * config/sh/ushmedia.h: Likewise.
27806 * config/sparc/crtfastmath.c: Likewise.
27807 * config/sparc/linux-unwind.h: Likewise.
27808 * config/sparc/sol2-c1.asm: Likewise.
27809 * config/sparc/sol2-ci.asm: Likewise.
27810 * config/sparc/sol2-cn.asm: Likewise.
27811 * config/spu/divmodti4.c: Likewise.
27812 * config/spu/divv2df3.c: Likewise.
27813 * config/spu/float_disf.c: Likewise.
27814 * config/spu/float_unsdidf.c: Likewise.
27815 * config/spu/float_unsdisf.c: Likewise.
27816 * config/spu/float_unssidf.c: Likewise.
27817 * config/spu/mfc_multi_tag_release.c: Likewise.
27818 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27819 * config/spu/mfc_tag_release.c: Likewise.
27820 * config/spu/mfc_tag_reserve.c: Likewise.
27821 * config/spu/mfc_tag_table.c: Likewise.
27822 * config/spu/multi3.c: Likewise.
27823 * config/spu/spu_internals.h: Likewise.
27824 * config/spu/spu_intrinsics.h: Likewise.
27825 * config/spu/spu_mfcio.h: Likewise.
27826 * config/spu/vec_types.h: Likewise.
27827 * config/spu/vmx2spu.h: Likewise.
27828 * config/stormy16/stormy16-lib2.c: Likewise.
27829 * config/svr4.h: Likewise.
27830 * config/sync.c: Likewise.
27831 * config/v850/lib1funcs.asm: Likewise.
27832 * config/vxlib-tls.c: Likewise.
27833 * config/vxlib.c: Likewise.
27834 * config/vxworks-dummy.h: Likewise.
27835 * config/xtensa/crti.asm: Likewise.
27836 * config/xtensa/crtn.asm: Likewise.
27837 * config/xtensa/ieee754-df.S: Likewise.
27838 * config/xtensa/ieee754-sf.S: Likewise.
27839 * config/xtensa/lib1funcs.asm: Likewise.
27840 * config/xtensa/lib2funcs.S: Likewise.
27841 * config/xtensa/linux-unwind.h: Likewise.
27842 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27843 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27844 * coretypes.h: Likewise.
27845 * crtstuff.c: Likewise.
27846 * defaults.h: Likewise.
27847 * dwarf2.h: Likewise.
27848 * emutls.c: Likewise.
27849 * gbl-ctors.h: Likewise.
27850 * gcov-io.h: Likewise.
27851 * ginclude/float.h: Likewise.
27852 * ginclude/iso646.h: Likewise.
27853 * ginclude/stdarg.h: Likewise.
27854 * ginclude/stdbool.h: Likewise.
27855 * ginclude/stddef.h: Likewise.
27856 * ginclude/stdfix.h: Likewise.
27857 * ginclude/stdint-gcc.h: Likewise.
27858 * ginclude/tgmath.h: Likewise.
27859 * gthr-aix.h: Likewise.
27860 * gthr-dce.h: Likewise.
27861 * gthr-gnat.c: Likewise.
27862 * gthr-gnat.h: Likewise.
27863 * gthr-lynx.h: Likewise.
27864 * gthr-mipssde.h: Likewise.
27865 * gthr-nks.h: Likewise.
27866 * gthr-posix.c: Likewise.
27867 * gthr-posix.h: Likewise.
27868 * gthr-posix95.h: Likewise.
27869 * gthr-rtems.h: Likewise.
27870 * gthr-single.h: Likewise.
27871 * gthr-solaris.h: Likewise.
27872 * gthr-tpf.h: Likewise.
27873 * gthr-vxworks.h: Likewise.
27874 * gthr-win32.h: Likewise.
27875 * gthr.h: Likewise.
27876 * libgcc2.c: Likewise.
27877 * libgcc2.h: Likewise.
27878 * libgcov.c: Likewise.
27879 * tsystem.h: Likewise.
27880 * typeclass.h: Likewise.
27881 * unwind-c.c: Likewise.
27882 * unwind-compat.h: Likewise.
27883 * unwind-dw2-fde-compat.c: Likewise.
27884 * unwind-dw2-fde-darwin.c: Likewise.
27885 * unwind-dw2-fde-glibc.c: Likewise.
27886 * unwind-dw2-fde.c: Likewise.
27887 * unwind-dw2-fde.h: Likewise.
27888 * unwind-dw2.c: Likewise.
27889 * unwind-dw2.h: Likewise.
27890 * unwind-generic.h: Likewise.
27891 * unwind-pe.h: Likewise.
27892 * unwind-sjlj.c: Likewise.
27893 * unwind.inc: Likewise.
27894 * config/arm/neon-gen.ml: Change generated copyright header to
27895 refer to version 3 of the GNU General Public License with
27896 version 3.1 of the GCC Runtime Library Exception and to point
27897 readers at the COPYING3 and COPYING3.RUNTIME files and the
27898 FSF's license web page.
27899 * config/arm/arm_neon.h: Regenerate.
27901 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27903 * config/cris/cris.md: Change copyright header to refer to version
27904 3 of the GNU General Public License.
27905 * doc/install.texi2html: Change copyright header to refer to version
27906 3 of the GNU General Public License and to point readers at the
27907 COPYING3 file and the FSF's license web page.
27908 * config/vax/linux.h: Likewise.
27910 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27912 * config/i386/i386.md (cmpcc): New.
27913 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27914 (sync_compare_and_swap_cc*): Delete.
27916 * config/s390/s390.c (s390_compare_emitted): Remove.
27917 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27918 s390_compare_emitted used to be handled. Assert that modes match.
27919 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27920 refer to sync_compare_and_swap_ccsi.
27921 * config/s390/s390.h (s390_compare_emitted): Remove.
27922 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27923 instead of s390_compare_emitted.
27924 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27925 instead of s390_compare_emitted.
27926 * config/s390/s390.md (cmpcc): New.
27927 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27928 CC_REGNUM, do not pretend it's set.
27929 (sync_compare_and_swap_cc*): Delete.
27930 * config/s390/predicates.md (cc_reg_operand): New.
27932 * expr.c (sync_compare_and_swap_cc): Delete.
27933 * optabs.h (sync_compare_and_swap_cc): Delete.
27934 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27935 is being used with can_compare_p.
27936 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27937 (find_cc_set): New.
27938 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27939 look for a MODE_CC set instead. Use emit_store_flag.
27940 (expand_compare_and_swap_loop): Likewise, with some additional
27941 complication to avoid a force_reg when useless. Use
27942 emit_cmp_and_jump_insns.
27943 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27944 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27945 sync_compare_and_swap documentation.
27947 2009-04-09 Jan Hubicka <jh@suse.cz>
27949 * except.c (find_prev_try): Break out from ....
27950 (duplicate_eh_regions): ... here; properly update prev_try pointers
27951 when duplication part of tree.
27952 (dump_eh_tree): Improve dumping.
27953 (verify_eh_region): New.
27954 (verify_eh_tree): Use it.
27956 2009-04-06 Richard Guenther <rguenther@suse.de>
27958 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27959 &ARRAY addresses by adjusting their types and prepending
27961 * tree-cfg.c (verify_gimple_assign_single): Verify that
27962 addresses are correct.
27964 2009-04-09 Richard Guenther <rguenther@suse.de>
27966 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27967 indices into an array reference if possible.
27968 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27969 Fold POINTER_PLUS_EXPR statements with invariant address.
27971 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27974 * config.gcc (powerpc64-*-linux*): Always build biarch.
27976 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27979 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27980 it and pedwarn if this results in an INTEGER_CST.
27982 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27984 * doc/install.texi: Update minimum GMP version. Remove obsolete
27985 text in MPFR section.
27987 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27989 * dwarf2out.c (class_scope_p): New static inline.
27990 (class_or_namespace_scope_p): Use it.
27991 (gen_variable_die): Use DW_TAG_member tag for static data member
27992 declarations instead of DW_TAG_variable.
27994 PR middle-end/39573
27995 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27998 2009-04-08 Richard Guenther <rguenther@suse.de>
28000 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
28001 valueize random data.
28003 2009-04-08 David Edelsohn <edelsohn@gnu.org>
28005 * config.gcc (aix tm_file): Add aix-stdint.h.
28006 (aix tm clause use_gcc_stdint): Set to wrap.
28007 * config/rs6000/aix-stdint.h: New file.
28009 2009-04-08 Richard Guenther <rguenther@suse.de>
28011 PR middle-end/36291
28012 * tree-dfa.c (add_referenced_var): Do not recurse into
28013 global initializers.
28014 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28016 (fold_const_aggregate_ref): Likewise.
28018 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28020 * recog.c (ordered_comparison_operator): New.
28021 * gensupport.c (std_preds): Add it.
28022 * doc/md.texi (Machine-Independent Predicates): Document it.
28024 2009-04-08 Jan Hubicka <jh@suse.cz>
28026 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28027 * function.h (rtl_eh): Remove exception_handler_label_map.
28028 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
28029 remove_exception_handler_label, for_each_eh_label_1): Remove.
28030 (rtl_remove_unreachable_regions): Remove.
28031 (convert_from_eh_region_ranges): Do not remove unreachable regions.
28032 (find_exception_handler_labels): Don't build the hashtable.
28033 (maybe_remove_eh_handler): Remove.
28034 (for_each_eh_label): Rewrite to walk the tree.
28035 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28036 * except.h (maybe_remove_eh_handler): Remove.
28037 * passes.c (init_optimization_passes): Schedule second EH cleanup
28039 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28040 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28042 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28044 * genoutput.c (validate_optab_operands): New.
28045 (gen_insn, gen_expand): Call it.
28047 * genflags.c (gen_insn): Detect misused iterators.
28048 (main): Pass line_no to gen_insn, exit with status 1 on error.
28050 * genextract.c (line_no): Make global.
28051 (VEC_safe_set_locstr): Change assertion to error message.
28052 (main): Exit with status 1 on error.
28054 2009-04-08 Joseph Myers <joseph@codesourcery.com>
28058 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28059 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28060 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28061 * c-convert.c (convert): Do not call fold on results of conversion
28062 functions when the result is a C_MAYBE_CONST_EXPR.
28063 * c-parser.c (c_parser_postfix_expression): Do not fold condition
28064 of __builtin_choose_expr.
28065 * c-typeck.c (remove_c_maybe_const_expr): New.
28066 (build_unary_op, build_conditional_expr, build_compound_expr,
28067 build_binary_op, c_objc_common_truthvalue_conversion): Call
28068 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28071 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28073 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28074 CODE to produce a new one. Add a prototype to use fold_convert_const
28076 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28079 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28080 mix declarations and code.
28082 2009-04-08 Ben Elliston <bje@au.ibm.com>
28084 * gcc.c: Replace `CC' with `GCC' throughout.
28086 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28088 * doc/invoke.texi: Document Atom support.
28090 2009-04-07 Jason Merrill <jason@redhat.com>
28093 * c-common.h, c-common.c: Add flag_pretty_templates.
28094 * c-opts.c (c_common_handle_option): Set it.
28095 * c.opt: Add -fno-pretty-templates.
28096 * doc/invoke.texi (C++ Dialect Options): Likewise.
28098 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28100 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28101 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28102 (ia64_expand_builtin): Likewise.
28104 2009-04-07 Martin Jambor <mjambor@suse.cz>
28106 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28107 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28108 ADDR_EXPRS are include too.
28110 2009-04-07 Richard Guenther <rguenther@suse.de>
28112 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28113 decls are only used if passes as parameters or if they are
28114 local statics and the call is not to a builtin.
28115 (call_may_clobber_ref_p_1): Likewise.
28117 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28119 * expr.c (do_store_flag): Remove last argument. Simplify code
28120 to avoid duplication of tests already done by can_compare_p.
28121 (expand_expr_real_1): Adjust caller.
28123 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28125 * optabs.c (can_compare_p): Test the predicate of a
28126 cbranch and cstore pattern.
28128 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28130 * expr.c (convert_move): Use emit_store_flag instead of
28133 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28135 * config/i386/i386.c (ix86_compare_emitted): Remove.
28136 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28137 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28138 * config/i386/i386.h (ix86_compare_emitted): Remove.
28139 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28140 instead of ix86_compare_emitted.
28141 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28143 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28145 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28146 Add t-sysroot-suffix to tmake_file.
28147 * config/print-sysroot-suffix.sh: New file.
28148 * config/t-sysroot-suffix: New file.
28150 2009-04-07 Ben Elliston <bje@au.ibm.com>
28152 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28153 as the latter produces a warning when the target does not support
28156 2009-04-07 Ben Elliston <bje@au.ibm.com>
28158 * dfp.c: Replace type punning assignments with memcpy throughout.
28159 * Makefile.in (dfp.o-warn): Remove.
28161 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28164 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28165 Include soft-fp/t-softfp after rs6000/t-linux64.
28167 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28169 * stor-layout.c (set_sizetype): Use the full precision of their
28170 machine mode for bitsize types.
28172 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28174 * config/i386/i386.md: Revert 2 accidental checkins.
28176 2009-04-06 Joey Ye <joey.ye@intel.com>
28177 Xuepeng Guo <xuepeng.guo@intel.com>
28178 H.J. Lu <hongjiu.lu@intel.com>
28180 Atom pipeline model, tuning and insn selection.
28181 * config.gcc (atom): Add atom config options and target.
28183 * config/i386/atom.md: New.
28185 * config/i386/i386.c (atom_cost): New cost.
28186 (m_ATOM): New macro flag.
28187 (initial_ix86_tune_features): Set m_ATOM.
28188 (x86_accumulate_outgoing_args): Likewise.
28189 (x86_arch_always_fancy_math_387): Likewise.
28190 (processor_target): Add Atom cost.
28191 (cpu_names): Add Atom cpu name.
28192 (override_options): Set Atom ISA.
28193 (ix86_issue_rate): New case PROCESSOR_ATOM.
28194 (ix86_adjust_cost): Likewise.
28196 * config/i386/i386.h (TARGET_ATOM): New target macro.
28197 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28198 (TARGET_OPT_AGU): New target option.
28199 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28200 (processor_type): Add PROCESSOR_ATOM.
28202 * config/i386/i386.md (cpu): Add new value "atom".
28203 (use_carry, movu): New attr.
28204 (atom.md): Include atom.md.
28205 (adddi3_carry_rex64): Set attr "use_carry".
28206 (addqi3_carry): Likewise.
28207 (addhi3_carry): Likewise.
28208 (addsi3_carry): Likewise.
28209 (*addsi3_carry_zext): Likewise.
28210 (subdi3_carry_rex64): Likewise.
28211 (subqi3_carry): Likewise.
28212 (subhi3_carry): Likewise.
28213 (subsi3_carry): Likewise.
28214 (x86_movdicc_0_m1_rex64): Likewise.
28215 (*x86_movdicc_0_m1_se): Likewise.
28216 (x86_movsicc_0_m1): Likewise.
28217 (*x86_movsicc_0_m1_se): Likewise.
28218 (*adddi_1_rex64): Emit add insn as much as possible.
28219 (*addsi_1): Likewise.
28220 (return_internal): Set atom_unit.
28221 (return_internal_long): Likewise.
28222 (return_pop_internal): Likewise.
28223 (*rcpsf2_sse): Set atom_sse_attr attr.
28224 (*qrt<mode>2_sse): Likewise.
28225 (*prefetch_sse): Likewise.
28227 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28229 (ix86_target_macros_internal): Likewise.
28231 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28232 (*prefetch_sse_rex): Likewise.
28233 (sse_rcpv4sf2): Likewise.
28234 (sse_vmrcpv4sf2): Likewise.
28235 (sse_sqrtv4sf2): Likewise.
28236 (<sse>_vmsqrt<mode>2): Likewise.
28237 (sse_ldmxcsr): Likewise.
28238 (sse_stmxcsr): Likewise.
28239 (*sse_sfence): Likewise.
28240 (sse2_clflush): Likewise.
28241 (*sse2_mfence): Likewise.
28242 (*sse2_lfence): Likewise.
28243 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28244 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28245 (avx_movdqu<avxmodesuffix>): Likewise.
28246 (avx_lddqu<avxmodesuffix>): Likewise.
28247 (sse2_movntv2di): Change attr "type" to "ssemov".
28248 (sse2_movntsi): Likewise.
28249 (rsqrtv8sf2): Change attr "type" to "sseadd".
28250 (sse3_addsubv2df3): Set attr "atom_unit".
28251 (sse3_h<plusminus_insn>v4sf3): Likewise.
28252 (*sse2_pmaddwd): Likewise.
28253 (*vec_extractv2di_1_rex64): Likewise.
28254 (*vec_extractv2di_1_avx): Likewise.
28255 (sse2_psadbw): Likewise.
28256 (ssse3_phaddwv8hi3): Likewise.
28257 (ssse3_phaddwv4hi3): Likewise.
28258 (ssse3_phadddv4si3): Likewise.
28259 (ssse3_phadddv2si3): Likewise.
28260 (ssse3_phaddswv8hi3): Likewise.
28261 (ssse3_phaddswv4hi3): Likewise.
28262 (ssse3_phsubwv8hi3): Likewise.
28263 (ssse3_phsubwv4hi3): Likewise.
28264 (ssse3_phsubdv4si3): Likewise.
28265 (ssse3_phsubdv2si3): Likewise.
28266 (ssse3_phsubswv8hi3): Likewise.
28267 (ssse3_phsubswv4hi3): Likewise.
28268 (ssse3_pmaddubsw128): Likewise.
28269 (sse3_pmaddubsw: Likewise.
28270 (ssse3_palignrti): Likewise.
28271 (ssse3_palignrdi): Likewise.
28273 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28275 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28277 2009-04-06 Richard Guenther <rguenther@suse.de>
28279 PR tree-optimization/28868
28280 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28281 of which PHI results we inserted.
28282 (insert_into_preds_of_block): Record inserted PHIs.
28283 (eliminate): Eliminate redundant PHI nodes.
28284 (init_pre): Init inserted_phi_names.
28286 2009-04-06 Richard Guenther <rguenther@suse.de>
28288 PR tree-optimization/39643
28289 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28290 IMAGPART_EXPRs of complex constants.
28291 (execute_fold_all_builtins): If we folded a call queue
28292 TODO_update_address_taken.
28294 2009-04-06 Jan Hubicka <jh@suse.cz>
28296 PR middle-end/39659
28297 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28300 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28302 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28304 (ic_invalidate_array): Likewise.
28306 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28308 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28309 alignment for library calls.
28311 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28313 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28314 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28315 * config/i386/mingw-stdint.h: New file.
28317 2009-04-05 Richard Guenther <rguenther@suse.de>
28319 PR tree-optimization/39648
28320 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28321 our &A vs. &A[0] IL deficiencies.
28323 2009-04-04 Jan Hubicka <jh@suse.cz>
28325 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28326 removed toplevel regions.
28327 (sjlj_mark_call_sites): Likewise.
28329 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28331 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28332 (cygwin tm clause use_gcc_stdint): Set to wrap.
28333 * config/i386/cygwin-stdint.h: New file.
28335 2009-04-04 Richard Guenther <rguenther@suse.de>
28337 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28338 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28339 single-argument PHIs if we are in loop-closed SSA form.
28340 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28341 for the pre-condition.
28342 (slpeel_tree_peel_loop_to_edge): Likewise.
28343 (vect_build_loop_niters): Take an optional sequence to append stmts.
28344 (vect_generate_tmps_on_preheader): Likewise.
28345 (vect_do_peeling_for_loop_bound): Take extra guards for the
28347 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28348 the cost model check.
28349 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28350 guards if we are going to peel. Do not apply versioning in that case.
28351 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28352 (vect_do_peeling_for_loop_bound): Likewise.
28353 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28354 loop bound only record extra pre-conditions, do not apply loop
28357 2009-04-04 Richard Guenther <rguenther@suse.de>
28359 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28362 2009-04-04 Jan Hubicka <jh@suse.cz>
28364 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28365 last_basic_block for size of bb->index indexed array.
28366 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28367 compute_out, link_btr_uses, build_btr_def_use_webs,
28368 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28370 2009-04-04 Jan Hubicka <jh@suse.cz>
28372 * except.c (remove_eh_handler_and_replace): Break out from ...
28373 (remove_eh_handler): ... here.
28374 (bring_to_root): New function.
28375 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28376 handled ones, bring others to root of tree.
28378 2009-04-04 Jan Hubicka <jh@suse.cz>
28380 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28381 (all_phis_safe_to_merge): New function.
28382 (update_info): New structure.
28383 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28384 (cleanup_empty_eh): Update SSA if possible.
28386 2009-04-04 Richard Guenther <rguenther@suse.de>
28388 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28389 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28390 (append_vuse): Likewise.
28392 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28394 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28395 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28396 instead of REG_UNSAVED for DW_CFA_undefined.
28397 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28398 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28401 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28404 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28406 2009-04-04 Richard Guenther <rguenther@suse.de>
28408 PR tree-optimization/8781
28409 PR tree-optimization/37892
28410 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28411 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28412 (valueize_refs): Call it for *& valueizations.
28413 (shared_reference_ops_from_ref): Rename to ...
28414 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28415 (shared_reference_ops_from_call): Rename to ...
28416 (valueize_shared_reference_ops_from_call): ... this and valueize.
28417 (vn_reference_lookup): Update.
28418 (visit_reference_op_call): Likewise.
28419 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28420 (eliminate): Value-replace the call address in call statements.
28422 2009-04-04 Richard Guenther <rguenther@suse.de>
28424 PR tree-optimization/39636
28425 * tree-ssa-forwprop.c
28426 (forward_propagate_addr_into_variable_array_index): Check for
28427 GIMPLE_ASSIGN before accessing the rhs code.
28429 2009-04-03 Jason Merrill <jason@redhat.com>
28431 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28433 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28435 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28436 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28437 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28438 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28439 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28440 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28441 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28442 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28443 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28444 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28445 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28446 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28447 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28448 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28449 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28450 Use fr_reg_or_fp01_operand instead of fr_register_operand
28452 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28453 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28454 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28456 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28458 PR rtl-optimization/39607
28459 PR rtl-optimization/39631
28463 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28464 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28465 instead of DF_LR_OUT.
28466 * ira-lives.c (process_bb_node_lives): Ditto.
28467 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28468 instead of DF_LR_{OUT,IN}.
28469 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28470 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28472 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28474 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28475 (execute_lower_omp): Always run but take the short way out if -fopenmp
28477 (gate_lower_omp): Remove, forcing the pass manager to always run the
28478 pass and always set PROP_gimple_lomp.
28479 (pass_lower_omp): Remove gate function.
28480 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28481 PROP_trees. Instead, require it.
28482 * ipa-cp.c (pass_ipa_cp): Likewise.
28483 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28484 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28485 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28486 and PROP_gimple_leh.
28488 2009-04-03 Richard Guenther <rguenther@suse.de>
28490 PR middle-end/13146
28491 PR tree-optimization/23940
28492 PR tree-optimization/33237
28493 PR middle-end/33974
28494 PR middle-end/34093
28495 PR tree-optimization/36201
28496 PR tree-optimization/36230
28497 PR tree-optimization/38049
28498 PR tree-optimization/38207
28499 PR tree-optimization/38230
28500 PR tree-optimization/38301
28501 PR tree-optimization/38585
28502 PR middle-end/38895
28503 PR tree-optimization/38985
28504 PR tree-optimization/39299
28505 * tree-ssa-structalias.h: Remove.
28506 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28507 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28508 (struct vuse_element_d): Remove.
28509 (struct vuse_vec_d): Likewise.
28510 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28511 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28512 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28513 VUSE_ELEMENT_VAR): Likewise.
28514 (struct voptype_d): Likewise.
28515 (NUM_VOP_FREE_BUCKETS): Likewise.
28516 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28517 (struct stmt_operands_d): Remove.
28518 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28519 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28520 VDEF_NUM, VDEF_VECT): Likewise.
28521 (copy_virtual_operands): Remove.
28522 (operand_build_cmp): Likewise.
28523 (create_ssa_artificial_load_stmt): Likewise.
28524 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28525 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28526 vuse_index and mayuse_index members. Pack and move done and iter_type
28527 members to the front.
28528 (SSA_OP_VMAYUSE): Remove.
28529 (SSA_OP_VIRTUAL_USES): Adjust.
28530 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28531 (unlink_stmt_vdef): Declare.
28532 (add_to_addressable_set): Remove.
28533 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28534 (vrp_visit_stmt): Likewise.
28535 * doc/tree-ssa.texi (Alias analysis): Update.
28536 * doc/invoke.texi (max-aliased-vops): Remove docs.
28537 (avg-aliased-vops): Likewise.
28538 * tree-into-ssa.c (syms_to_rename): Remove.
28539 (need_to_update_vops_p): Likewise.
28540 (need_to_initialize_update_ssa_p): Rename to ...
28541 (update_ssa_initialized_fn): ... this. Track function we are
28543 (symbol_marked_for_renaming): Simplify.
28544 (add_new_name_mapping): Do not set need_to_update_vops_p.
28545 (dump_currdefs): Use SYMS_TO_RENAME.
28546 (rewrite_update_stmt): Always walk all uses/defs.
28547 (dump_update_ssa): Adjust.
28548 (init_update_ssa): Take function argument. Track what we are
28550 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28551 (create_new_def_for): Initialize for cfun, assert we are initialized
28553 (mark_sym_for_renaming): Simplify.
28554 (mark_set_for_renaming): Do not initialize update-ssa.
28555 (need_ssa_update_p): Simplify. Take function argument.
28556 (name_mappings_registered_p): Assert we ask for the correct function.
28557 (name_registered_for_update_p): Likewise.
28558 (ssa_names_to_replace): Likewise.
28559 (release_ssa_name_after_update_ssa): Likewise.
28560 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28561 (dump_decl_set): Do not print a newline.
28562 (debug_decl_set): Do it here.
28563 (dump_update_ssa): And here.
28564 * tree-ssa-loop-im.c (move_computations): Adjust.
28565 (movement_possibility): Likewise.
28566 (determine_max_movement): Likewise.
28567 (gather_mem_refs_stmt): Likewise.
28568 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28569 or NAME_MEMORY_TAG.
28570 * tree-complex.c (update_all_vops): Remove.
28571 (expand_complex_move): Adjust.
28572 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28573 Simplify test for memory referencing statement. Exclude
28574 non-invariant ADDR_EXPRs.
28575 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28576 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28577 (rdg_flag_uses): Likewise.
28578 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28580 (tree_optimize_tail_calls_1): Also split the
28581 edge from the entry block if we have degenerate PHI nodes in
28582 the first basic block.
28583 * tree.c (init_ttree): Remove memory-tag related code.
28584 (tree_code_size): Likewise.
28585 (tree_node_structure): Likewise.
28586 (build7_stat): Re-write to be build6_stat.
28587 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28588 (SSA_VAR_P): Adjust.
28589 (struct tree_memory_tag): Remove.
28590 (struct tree_memory_partition_tag): Likewise.
28591 (union tree_node): Adjust.
28592 (build7): Re-write to be build6.
28593 * tree-pass.h (pass_reset_cc_flags): Remove.
28594 (TODO_update_address_taken): New flag.
28595 (pass_simple_dse): Remove.
28596 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28597 * params.h (MAX_ALIASED_VOPS): Remove.
28598 (AVG_ALIASED_VOPS): Likewise.
28599 * omp-low.c (expand_omp_taskreg): Update SSA form.
28600 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28601 aliases the lhs in a copy stmt.
28602 * tree-ssa-dse.c (struct address_walk_data): Remove.
28603 (memory_ssa_name_same): Likewise.
28604 (memory_address_same): Likewise.
28605 (get_kill_of_stmt_lhs): Likewise.
28606 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28607 unused stores. Look through PHI nodes into post-dominated regions.
28608 (dse_optimize_stmt): Simplify. Properly remove stores.
28609 (tree_ssa_dse): Compute dominators.
28610 (execute_simple_dse): Remove.
28611 (pass_simple_dse): Likewise.
28612 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28613 gimple_loaded_syms and gimple_stored_syms computation.
28614 * toplev.c (dump_memory_report): Dump alias and pta stats.
28615 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28616 (vn_reference_eq): Likewise.
28617 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28618 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28619 valueize_vuses): Remove.
28620 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28621 (get_def_ref_stmt_vuse): ... this.
28622 (vn_reference_lookup_2): New function.
28623 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28624 walking equivalent vuses. Simplify.
28625 (vn_reference_lookup): Likewise.
28626 (vn_reference_insert): Likewise.
28627 (vn_reference_insert_pieces): Likewise.
28628 (visit_reference_op_call): Simplify.
28629 (visit_reference_op_load): Likewise.
28630 (visit_reference_op_store): Likewise.
28631 (init_scc_vn): Remove shared_lookup_vuses initialization.
28632 (free_scc_vn): Remove shared_lookup_vuses freeing.
28633 (sort_vuses, sort_vuses_heap): Remove.
28634 (get_ref_from_reference_ops): Export.
28635 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28636 vector with single vuse pointer.
28637 (vn_reference_lookup_pieces, vn_reference_lookup,
28638 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28639 (shared_vuses_from_stmt): Remove.
28640 (get_ref_from_reference_ops): Declare.
28641 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28642 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28643 memory-tag related code.
28644 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28645 (likely_value): Add comment, skip static-chain of call statements.
28646 (surely_varying_stmt_p): Adjust.
28647 (gimplify_and_update_call_from_tree): Likewise.
28648 (execute_fold_all_builtins): Do not rebuild alias info.
28649 (gimplify_and_update_call_from_tree): Properly update VOPs.
28650 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28651 (copy_ref_info): Remove memory-tag related code.
28652 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28653 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28654 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28656 * tree-ssa-dom.c (gimple_p): Remove typedef.
28657 (eliminate_redundant_computations): Adjust.
28658 (record_equivalences_from_stmt): Likewise.
28659 (avail_expr_hash): Likewise.
28660 (avail_expr_eq): Likewise.
28661 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28662 (stmt_makes_single_load): Likewise.
28663 (stmt_makes_single_store): Likewise.
28664 * tree-ssa-alias.c: Rewrite completely.
28665 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28666 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28667 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28668 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28669 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28670 Remove public functions.
28671 (pass_reset_cc_flags): Remove.
28672 (pass_build_alias): Move ...
28673 * tree-ssa-structalias.c (pass_build_alias): ... here.
28674 * tree-ssa-alias.c (may_be_aliased): Move ...
28675 * tree-flow-inline.h (may_be_aliased): ... here.
28676 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28677 count_uses_and_derefs): Move ...
28678 * gimple.c: ... here.
28679 * gimple.h (count_uses_and_derefs): Declare.
28680 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28681 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28682 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28683 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28684 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28685 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28686 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28688 * tree-dfa.c (refs_may_alias_p): Move ...
28689 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28690 * tree-ssa-alias.h: New file.
28691 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28692 (statement_sink_location): Likewise.
28693 * opts.c (decode_options): Do not adjust max-aliased-vops or
28694 avg-aliased-vops values.
28695 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28696 (TV_CALL_CLOBBER): Likewise.
28697 (TV_FLOW_SENSITIVE): Likewise.
28698 (TV_FLOW_INSENSITIVE): Likewise.
28699 (TV_MEMORY_PARTITIONING): Likewise.
28700 (TV_ALIAS_STMT_WALK): New timevar.
28701 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28702 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28703 (get_address_description): Remove memory-tag related code.
28704 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28705 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28706 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28707 and immediate uses in statements. Document.
28708 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28709 (dump_symbols): Remove.
28710 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28711 * alias.c (get_deref_alias_set): New function split out from ...
28712 (get_alias_set): ... here.
28713 * alias.h (get_deref_alias_set): Declare.
28714 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28715 type parameter. Remove restrict pointer handling. Create a
28716 ref-all pointer in case type-based alias sets do not conflict.
28717 (vect_analyze_data_refs): Remove SMT related code.
28718 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28719 (vectorizable_load): Likewise.
28720 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28721 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28722 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28723 Ignore vops and SMTs.
28724 (dr_analyze_alias): Likewise..
28725 (free_data_ref): Likewise.
28726 (create_data_ref): Likewise.
28727 (analyze_all_data_dependences): Likewise.
28728 (get_references_in_stmt): Adjust.
28729 * tree-flow-inline.h (gimple_aliases_computed_p,
28730 gimple_addressable_vars, gimple_call_clobbered_vars,
28731 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28732 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28733 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28734 gimple_mem_ref_stats): Remove.
28735 (gimple_vop): New function.
28736 (op_iter_next_use): Remove vuses and mayuses cases.
28737 (op_iter_next_def): Remove vdefs case.
28738 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28739 (clear_and_done_ssa_iter): Do not set removed fields.
28740 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28741 Assert we are not iterating over vuses or vdefs if not also
28742 iterating over uses or defs.
28743 (op_iter_init_use): Likewise.
28744 (op_iter_init_def): Likewise.
28745 (op_iter_next_vdef): Remove.
28746 (op_iter_next_mustdef): Likewise.
28747 (op_iter_init_vdef): Likewise.
28748 (compare_ssa_operands_equal): Likewise.
28749 (link_use_stmts_after): Handle vuse operand.
28750 (is_call_used): Use is_call_clobbered.
28751 (is_call_clobbered): Global variables are always call clobbered,
28752 query the call-clobbers bitmap.
28753 (mark_call_clobbered): Ignore global variables.
28754 (clear_call_clobbered): Likewise.
28755 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28756 virtual operands sanity check.
28757 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28759 (TARGET_MEM_REF): Remove TMR_TAG operand.
28760 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28761 Remove call-clobber related code.
28762 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28763 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28764 partitions or escape reason.
28765 (get_single_def_stmt, get_single_def_stmt_from_phi,
28766 get_single_def_stmt_with_phi): Remove.
28767 (dump_referenced_vars): Tidy.
28768 (get_ref_base_and_extent): Allow bare decls.
28769 (collect_dfa_stats): Adjust.
28770 * graphite.c (rename_variables_in_stmt): Adjust.
28771 (graphite_copy_stmts_from_block): Likewise.
28772 (translate_clast): Likewise.
28773 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28775 (translate_vuse_through_block): Use the oracle.
28776 (phi_translate_1): Adjust.
28777 (value_dies_in_block_x): Use the oracle. Cache the outcome
28779 (valid_in_sets): Check if the VUSE for
28780 a REFERENCE is available.
28781 (eliminate): Do not remove stmts during elimination,
28782 instead queue and remove them afterwards.
28783 (do_pre): Do not rebuild alias info.
28784 (pass_pre): Run TODO_rebuild_alias before PRE.
28785 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28786 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28787 (mark_all_v_defs_stmt): Remove.
28788 (mark_all_v_defs_seq): Adjust.
28789 (sra_replace): Likewise.
28790 (scalarize_use): Likewise.
28791 (scalarize_copy): Likewise.
28792 (scalarize_init): Likewise.
28793 (scalarize_ldst): Likewise.
28794 (todoflags): Remove.
28795 (tree_sra): Do not rebuild alias info.
28796 (tree_sra_early): Adjust.
28797 (pass_sra): Run TODO_update_address_taken before SRA.
28798 * tree-predcom.c (set_alias_info): Remove.
28799 (prepare_initializers_chain): Do not call it.
28800 (mark_virtual_ops_for_renaming): Adjust.
28801 (mark_virtual_ops_for_renaming_list): Remove.
28802 (initialize_root_vars): Adjust.
28803 (initialize_root_vars_lm): Likewise.
28804 (prepare_initializers_chain): Likewise.
28805 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28806 (may_propagate_copy_into_stmt): Likewise.
28807 (merge_alias_info): Do nothing for now.
28808 (propagate_tree_value_into_stmt): Adjust.
28809 (stmt_may_generate_copy): Likewise.
28810 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28811 not mark symbols for renaming.
28812 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28813 with the same statement, make sure to update the new pointed-to one.
28814 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28815 call statements, do not mark symbols for renaming.
28816 (mark_operand_necessary): Dump something.
28817 (ref_may_be_aliased): New function.
28818 (mark_aliased_reaching_defs_necessary_1): New helper function.
28819 (mark_aliased_reaching_defs_necessary): Likewise.
28820 (mark_all_reaching_defs_necessary_1): Likewise.
28821 (mark_all_reaching_defs_necessary): Likewise.
28822 (propagate_necessity): Do not process virtual PHIs. For
28823 non-aliased loads mark all reaching definitions as necessary.
28824 For aliased loads and stores mark the immediate dominating
28825 aliased clobbers as necessary.
28826 (visited): New global static.
28827 (perform_tree_ssa_dce): Free visited bitmap after propagating
28829 (remove_dead_phis): Perform simple dead virtual PHI removal.
28830 (remove_dead_stmt): Properly unlink virtual operands when
28832 (eliminate_unnecessary_stmts): Schedule PHI removal after
28834 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28835 (process_replaceable): Likewise.
28836 (find_replaceable_in_bb): Likewise.
28837 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28838 based on the single gimple vop.
28839 (verify_flow_insensitive_alias_info): Remove.
28840 (verify_flow_sensitive_alias_info): Likewise.
28841 (verify_call_clobbering): Likewise.
28842 (verify_memory_partitions): Likewise.
28843 (verify_alias_info): Likewise.
28844 (verify_ssa): Adjust..
28845 (execute_update_addresses_taken): Export. Update SSA
28846 manually. Optimize only when optimizing. Use a local bitmap.
28847 (pass_update_address_taken): Remove TODO_update_ssa, add
28849 (pass_update_address_taken): Just use TODO_update_address_taken.
28850 (init_tree_ssa): Do not initialize addressable_vars.
28851 (verify_ssa): Verify new VUSE / VDEF properties.
28852 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28853 Do not call verify_alias_info.
28854 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28855 Do not free the loaded and stored syms bitmaps. Reset the escaped
28856 and callused solutions. Do not free addressable_vars.
28857 Remove memory-tag related code.
28858 (warn_uninitialized_var): Aliases are always available.
28859 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28860 * lambda-code.c (can_put_in_inner_loop): Adjust.
28861 (can_put_after_inner_loop): Likewise.
28862 (perfect_nestify): Likewise.
28863 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28864 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28865 (vectorizable_conversion): Do not mark symbols for renaming.
28866 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28867 (expand_call_inline): Unlink the calls virtual operands before
28869 (tree_function_versioning): Do not call update_ssa if we are not
28870 updating clones. Simplify.
28871 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28872 (propagate_with_phi): Likewise..
28873 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28874 clobber code. Assert we are not aliased or global.
28875 * tree-flow.h: Include tree-ssa-alias.h
28876 (enum escape_type): Remove.
28877 (struct mem_sym_stats_d): Likewise.
28878 (struct mem_ref_stats_d): Likewise.
28879 (struct gimple_df): Add vop member. Remove global_var,
28880 call_clobbered_vars, call_used_vars, addressable_vars,
28881 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28882 escaped and callused members.
28883 (struct ptr_info_def): Remove all members, add points-to solution
28885 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28886 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28887 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28888 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28889 (tree-ssa-alias.o): Likewise.
28890 (toplev.o): Add tree-ssa-alias.h
28891 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28892 * gimple.c (gimple_set_bb): Fix off-by-one error.
28893 (is_gimple_reg): Do not handle memory tags.
28894 (gimple_copy): Also copy virtual operands.
28895 Delay updating the statement. Do not reset loaded and stored syms.
28896 (gimple_set_stored_syms): Remove.
28897 (gimple_set_loaded_syms): Likewise.
28898 (gimple_call_copy_skip_args): Copy the virtual operands
28899 and mark the new statement modified.
28900 * tree-ssa-structalias.c (may_alias_p): Remove.
28901 (set_uids_in_ptset): Take the alias set to prune with as
28902 parameter. Fold in the alias test of may_alias_p.
28903 (compute_points_to_sets): Compute whether a ptr is dereferenced
28904 in a local sbitmap.
28905 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28906 other ADDRESSOF constraints on the lhs.
28907 (get_constraint_for_component_ref): Assert that we don't get
28908 ADDRESSOF constraints from the base of the reference.
28909 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28910 (struct variable_info): Remove collapsed_to member.
28911 (get_varinfo_fc): Remove.
28912 (new_var_info): Do not set collapsed_to.
28913 (dump_constraint): Do not follow cycles.
28914 (dump_constraint_graph): Likewise.
28915 (build_pred_graph): Likewise.
28916 (build_succ_graph): Likewise.
28917 (rewrite_constraints): Likewise.
28918 (do_simple_structure_copy): Remove.
28919 (do_rhs_deref_structure_copy): Remove.
28920 (do_lhs_deref_structure_copy): Remove.
28921 (collapse_rest_of_var): Remove.
28922 (do_structure_copy): Re-implement.
28923 (pta_stats): New global variable.
28924 (dump_pta_stats): New function.
28925 (struct constraint_expr): Make offset signed.
28926 (UNKNOWN_OFFSET): Define special value.
28927 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28928 (solution_set_expand): New helper function split out from ...
28929 (do_sd_constraint): ... here.
28930 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28931 (do_ds_constraint): Likewise.
28932 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28933 and CALLUSED = *CALLUSED.
28934 (set_union_with_increment): Make inc argument signed.
28935 (type_safe): Remove.
28936 (get_constraint_for_ptr_offset): Handle unknown and negative
28938 (first_vi_for_offset): Handle offsets before start. Bail
28939 out early for offsets beyond the variable extent.
28940 (first_or_preceding_vi_for_offset): New function.
28941 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28942 Together with ESCAPED = *ESCAPED this properly computes reachability.
28943 (find_what_var_points_to): New function.
28944 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28945 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28946 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28947 pt_solutions_intersect): New functions.
28948 (compute_call_used_vars): Remove.
28949 (compute_may_aliases): New main entry into PTA computation.
28950 * gimple.h (gimple_p): New typedef.
28951 (struct gimple_statement_base): Remove references_memory_p.
28952 (struct gimple_statement_with_memory_ops_base): Remove
28953 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28955 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28956 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28957 gimple_set_references_memory): Remove.
28958 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28959 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28961 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28962 (verify_expr): Allow RESULT_DECL.
28963 (gimple_duplicate_bb): Do not copy virtual operands.
28964 (gimple_duplicate_sese_region): Adjust.
28965 (gimple_duplicate_sese_tail): Likewise.
28966 (mark_virtual_ops_in_region): Remove.
28967 (move_sese_region_to_fn): Do not call it.
28968 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28969 and pass_simple_dse.
28970 (execute_function_todo): Handle TODO_update_address_taken,
28971 call execute_update_addresses_taken for TODO_rebuild_alias.
28972 (execute_todo): Adjust.
28973 (execute_one_pass): Init dump files early.
28974 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28976 (create_general_new_stmt): Clear vops.
28977 * tree-ssa-reassoc.c (get_rank): Adjust.
28978 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28979 symbols for renaming.
28980 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28981 (PARAM_AVG_ALIASED_VOPS): Likewise.
28982 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28983 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28984 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28985 (operand_build_cmp, copy_virtual_operands,
28986 create_ssa_artificial_load_stmt, add_to_addressable_set,
28987 gimple_add_to_addresses_taken): Remove public functions.
28988 (unlink_stmt_vdef): New function.
28990 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28992 * config.gcc (powerpc-*-linux*): Merge variants.
28994 2009-04-02 Chao-ying Fu <fu@mips.com>
28995 James Grosbach <james.grosbach@microchip.com>
28997 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28998 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
29000 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
29001 keep_interrupts_masked_p, use_debug_exception_return_p.
29002 (mips_attribute_table): Add interrupt, use_shadow_register_set,
29003 keep_interrupts_masked, use_debug_exception_return.
29004 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
29005 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29007 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
29008 (mips_print_operand): Process COP0 registers to print $0 .. $31
29009 correctly for GAS to process.
29010 (mips_interrupt_extra_call_saved_reg_p): New function.
29011 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29013 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29014 (mips_compute_frame_info): Add supports for interrupt context that
29015 includes doubleword accumulators and COP0 registers.
29016 (mips_for_each_saved_acc): New function.
29017 (mips_for_each_saved_gpr_and_fpr): Change the function name from
29018 mips_for_each_saved_reg.
29019 (mips_save_reg): Save accumulators.
29020 (mips_kernel_reg_p): A new for_each_rtx callback.
29021 (mips_expand_prologue): Support interrupt handlers.
29022 (mips_restore_reg): Restore accumulators.
29023 (mips_expand_epilogue): Support interrupt handlers.
29024 (mips_can_use_return_insn): Return false for interrupt handlers.
29025 (mips_epilogue_uses): New function.
29026 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29027 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29028 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29029 cop0_move): New instructions.
29030 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29031 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29033 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29035 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29036 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29037 interrupt handlers, we use K0 as the temporary register.
29038 (EPILOGUE_USES): Change to a function call.
29039 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29040 handlers, we use K0 as the temporary register.
29042 * doc/extend.texi (Function Attributes): Document interrupt,
29043 use_shadow_register_set, keep_interrupts_masked,
29044 use_debug_exception_return for MIPS attributes.
29046 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29048 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29049 Remove a number of t-files from tmake_file.
29050 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29051 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29052 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29053 target_prototype, not TARGET_PROTOTYPE.
29054 (LINK_OS_GNU_SPEC): Define.
29055 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29056 and darwin-ldoubdle.c.
29058 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
29061 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29062 (cpp_options): Ditto.
29063 (default_compilers): Ditto.
29064 (display_help): Ditto.
29065 (process_command): Ditto.
29066 (do_spec_1): Ditto.
29067 (set_input): Use lbasename instead of duplicate code.
29068 (save_temps_prefix): New static for -save-temps=obj.
29069 (save_temps_length): Ditto.
29071 * doc/invoke.texi (-save-temps=obj): Document new variant to
29072 -save-temps switch.
29074 2009-04-02 Jeff Law <law@redhat.com>
29076 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29079 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29081 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29082 * configure: Regenerated.
29084 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29086 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29087 share the argument list.
29089 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29093 2009-02-12 Diego Novillo <dnovillo@google.com>
29095 * varpool.c (debug_varpool): New.
29096 * cgraph.h (debug_varpool): Declare.
29098 2009-04-02 Jan Hubicka <jh@suse.cz>
29100 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29103 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29105 * config/i386/i386.c (ix86_abi): Move initialization to ...
29106 (override_options): Here.
29108 2009-04-02 Christian Bruel <christian.bruel@st.com>
29110 * config/sh/sh.c (sh_dwarf_register_span): New function.
29111 (TARGET_DWARF_REGISTER_SPAN): Define.
29112 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29114 2009-04-02 Ira Rosen <irar@il.ibm.com>
29116 PR tree-optimization/39595
29117 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29118 interleaved loads group is not greater than the SLP group size.
29120 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29122 * builtins.c (is_builtin_name): New.
29123 (called_as_built_in): Use is_builtin_name.
29124 * tree.h (is_builtin_name): New.
29125 * varasm.c (incorporeal_function_p): Use is_builtin_name
29127 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29129 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29131 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29134 * c-decl.c (clone_underlying_type): Move this ...
29135 * c-common.c (set_underlying_type): ... here.
29136 Also, make sure the function properly sets TYPE_STUB_DECL() on
29137 the newly created typedef variant type.
29138 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29139 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29142 2009-04-02 Richard Guenther <rguenther@suse.de>
29144 PR tree-optimization/37221
29145 * tree-flow.h (degenerate_phi_result): Declare.
29146 * tree-ssa-dom.c (degenerate_phi_result): Export.
29147 * tree-scalar-evolution.c (analyze_initial_condition): If
29148 the initial condition is defined by a degenerate PHI node
29149 use the degenerate value.
29151 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29153 PR rtl-optimization/39588
29154 * combine.c (merge_outer_ops): Do not set the constant when this
29156 (simplify_shift_const_1): Do not modify it either in this case.
29158 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29160 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29161 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29163 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29166 * c-lex.c (interpret_float): Default (no suffix) is double.
29168 2009-04-1 Xinliang David Li <davidxl@google.com>
29170 * config/i386/i386.c (legitimate_constant_p): Recognize
29171 all one vector constant.
29173 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29175 * config/vax/vax.c: Add #includes to silence warnings.
29176 Change #include order to silence two warnings.
29178 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29180 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29181 (ASM_SPEC): Pass -k to the assembler for PIC code.
29183 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29185 * config.gcc: Add vax-*-linux* to the switch.
29186 * config/vax/linux.h: New file. (TARGET_VERSION,
29187 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29189 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29191 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29192 Use predicate macros instead of GET_CODE() == foo.
29193 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29194 ashlsi3, rotrsi3, <unnamed>): Likewise.
29196 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29198 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29199 jbbccihi, jbbccisi): Remova trailing whitespace.
29200 * config/vax/constraints.md: Likewise.
29201 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29202 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29203 * config/vax/predicates.md: Likewise.
29204 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29205 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29206 * config/vax/vax.h: Likewise.
29207 * config/vax/vax.md (nonlocal_goto): Likewise.
29209 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29211 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29212 (indirectable_address_p, adjacent_operands_p): Add spaces around
29214 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29216 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29218 * config/vax/vax.c (legitimate_constant_address_p,
29219 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29220 index_term_p, reg_plus_index_p, legitimate_address_p,
29221 vax_mode_dependent_address_p): Update comments to match functions
29222 modified by the recent int->bool conversion.
29224 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29226 * config/vax/builtins.md: Update copyright message.
29227 * config/vax/constraints.md: Likewise.
29228 * config/vax/netbsd-elf.h: Likewise.
29229 * config/vax/predicates.md: Likewise.
29230 * config/vax/vax-protos.h: Likewise.
29231 * config/vax/vax.c: Likewise.
29232 * config/vax/vax.h: Likewise.
29233 * config/vax/vax.md: Likewise.
29234 * config/vax/vax.opt: Likewise.
29236 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29238 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29239 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29240 * config/vax/constraints.md (B, R): Likewise.
29241 * config/vax/predicates.md (external_memory_operand,
29242 nonimmediate_addsub_di_operand): Likewise.
29243 * config/vax/vax.c (vax_output_int_add): Likewise.
29244 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29245 untyped_call): Likewise.
29247 2009-04-01 Matt Thomas <matt@3am-software.com>
29249 * config/vax/predicates.md: New file.
29250 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29251 external_const_operand, nonsymbolic_operand, external_memory_operand,
29252 indirect_memory_operand, indexed_memory_operand,
29253 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29254 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29256 * config/vax/constraints.md: New file.
29257 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29259 * config/vax/builtins.md: New file.
29260 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29261 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29263 * config/vax/vax.opt (mqmath): Add option.
29264 * config/vax/vax.md (isfx): Extend with DI.
29265 (VAXintQH, VAXintQHSD): Define.
29266 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29267 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29268 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29269 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29270 (movdi): Update constraints and use vax_output_int_move().
29271 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29272 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29273 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29274 nonlocal_goto): New.
29275 (mov<mode>): Extend accepted operand types.
29276 (subdi3_old): Rename from subdi3, change update constraints and use
29277 a new implementation.
29278 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29279 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29280 MOVE_RATIO, CLEAR_RATIO): Define.
29281 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29282 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29283 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29284 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29285 (split_quadword_operands): Make static and really allow variable
29287 (print_operand_address): Update for PIC generation.
29288 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29289 indexable_address_p, fixup_mathdi_operand,
29290 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29291 (vax_float_literal, legitimate_constant_p,
29292 indirectable_constant_address_p, index_term_p,
29293 reg_plus_index_p): Return bool instead of int.
29294 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29296 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29298 (vax_output_conditional_branch): Indent.
29299 (legitimate_constant_address_p, indirectable_constant_address_p,
29300 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29301 vax_mode_dependent_address_p): Return bool instead of int, update for
29303 * config/vax/vax-protos.h (legitimate_constant_address_p,
29304 legitimate_constant_p, legitimate_address_p,
29305 vax_mode_dependent_address_p): Change declaration to bool.
29306 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29307 vax_expand_addsub_di_operands, vax_output_int_subtract,
29308 vax_output_movmemsi): Declare.
29309 (split_quadword_operands, vax_float_literal): Delete declaration.
29310 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29311 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29312 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29313 ASM_OUTPUT_DWARF_PCREL): Define.
29314 (ASM_SPEC): Change definition to allow PIC generation.
29316 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29318 * doc/sourcebuild.texi: Update front-end requirements.
29320 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29323 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29324 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29325 (booldi3_internal3): Use boolean_or_operator instead of
29328 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29331 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29332 declarator whose size is not an integer constant expression but
29333 folds to an integer constant, then treat it as a constant
29336 2009-04-01 Richard Guenther <rguenther@suse.de>
29338 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29339 i * 4 + 2 to (i * 2 + 1) * 2.
29341 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29344 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29345 return if c_parser_asm_string_literal returned NULL.
29347 2009-04-01 Nick Clifton <nickc@redhat.com>
29349 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29351 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29352 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29353 other typedefs to avoid conflicts with libgcc2.c. Define labels
29354 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29356 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29357 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29360 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29362 * varasm.c (default_function_rodata_section): Declare DOT as
29365 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29366 Andrey Galkin <agalkin@hypercom.com>
29369 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29370 Make object_name unique for each process.
29372 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29375 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29376 addressable variables in the parallel that could go out of scope while
29377 running queued tasks.
29379 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29381 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29382 (CASE_VALUES_THRESHOLD): Redefine.
29383 * config/avr/avr.c (avr_override_options): Remove initialization of
29384 avr_case_values_threshold variable.
29385 (avr_case_values_threshold): Remove variable. Add new function.
29386 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29387 * config/avr/avr.opt (mno-tablejump): Remove option.
29388 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29390 2009-04-01 DJ Delorie <dj@redhat.com>
29392 * varasm.c (default_function_rodata_section): Don't assume
29393 anything about where the first '.' in the section name is.
29395 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29397 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29398 rs6000_emit_stack_tie.
29400 2009-03-31 Ian Lance Taylor <iant@google.com>
29402 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29403 gimple_code with GIMPLE_RESX, not RESX.
29405 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29407 * c-common.c (c_get_ident): New.
29408 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29410 2009-04-01 Ben Elliston <bje@au.ibm.com>
29412 * config/rs6000/sysv4.opt (msdata): Improve option description.
29414 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29416 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29417 (divdf3_internal_lat): Remove.
29418 (divxf3_internal_lat): Remove.
29419 (divxf3_internal_thr): Remove.
29420 (divxf): Use divxf3_internal.
29421 * config/ia64/div.md (divsf3_internal_lat): New.
29422 (divdf3_internal_lat): New.
29423 (divxf3_internal): New.
29425 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29428 * Makefile.in (USE_GCC_STDINT): Define.
29429 (stmp-int-hdrs): Install stdint.h if applicable.
29430 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29432 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29433 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29434 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29435 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29436 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29437 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29438 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29439 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29440 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29441 (c_common_nodes_and_builtins): Initialize
29442 underlying_wchar_type_node. Do not initialize
29443 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29444 nodes for new types.
29445 (c_stddef_cpp_builtins): Define macros for new types.
29446 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29448 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29449 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29450 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29451 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29452 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29453 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29454 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29455 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29456 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29457 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29458 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29459 int16_type_node, int32_type_node, int64_type_node,
29460 uint8_type_node, uint16_type_node, c_uint32_type_node,
29461 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29462 int_least32_type_node, int_least64_type_node,
29463 uint_least8_type_node, uint_least16_type_node,
29464 uint_least32_type_node, uint_least64_type_node,
29465 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29466 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29467 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29468 uintptr_type_node): Define.
29469 * c-cppbuiltin.c (builtin_define_constants,
29470 builtin_define_type_minmax): New.
29471 (builtin_define_stdint_macros): Define more macros.
29472 (c_cpp_builtins): Define more limit macros.
29473 (type_suffix): New.
29474 (builtin_define_type_max): Define in terms of
29475 builtin_define_type_minmax. Remove is_long parameter. All
29477 * config.gcc (use_gcc_stdint): Define.
29478 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29479 Add newlib-stdint.h for generic targets.
29480 * config/glibc-stdint.h, config/newlib-stdint.h,
29481 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29482 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29483 * config/score/score.h (UINTPTR_TYPE): Define.
29484 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29485 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29486 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29487 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29488 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29489 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29490 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29491 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29492 * config/spu/spu.h (STDINT_LONG32): Define.
29493 * configure.ac (use_gcc_stdint): Substitute.
29494 * configure: Regenerate.
29495 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29496 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29497 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29498 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29499 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29500 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29501 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29502 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29503 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29504 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29505 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29506 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29507 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29508 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29509 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29510 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29511 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29512 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29513 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29514 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29515 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29516 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29517 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29518 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29519 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29520 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29521 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29522 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29523 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29525 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29527 * loop-iv.c (suitable_set_for_replacement): Renamed from
29528 simplify_using_assignment; changed to return bool and to accept new
29529 args DEST and SRC. Return true iff we find a source/destination pair
29530 that can be used to make a replacement, and fill SRC and DEST if so.
29531 Remove arg ALTERED. Don't deal with altered regs here. All callers
29533 (simplify_using_initial_values): Deal with altered regs here and track
29534 more precisely the effect they have on the validity of our expression.
29536 * loop-iv.c (simplify_using_condition): A condition of the form
29537 (EQ REG CONST) can be used to simply make a substitution.
29538 (simplify_using_initial_values): Keep track of conditions we have seen
29539 and keep using them to simplify new expressions, while applying the
29540 same substitutions to them as to the expression.
29542 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29543 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29546 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29547 changed. Use this when trying to improve the upper bound.
29548 Generate the comparison by using simplify_gen_relational.
29550 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29552 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29554 (simplify_using_assignment, simplify_using_initial_values): Call
29555 replace_in_expr to make replacements. Call replace_single_def_regs
29556 once on the initial version of the expression.
29558 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29561 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29563 2009-03-31 Richard Guenther <rguenther@suse.de>
29565 PR middle-end/31029
29566 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29567 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29569 2009-03-31 Richard Guenther <rguenther@suse.de>
29571 * tree.h (div_if_zero_remainder): Declare.
29572 * fold-const.c (div_if_zero_remainder): Export.
29573 * tree-ssa-forwprop.c
29574 (forward_propagate_addr_into_variable_array_index): Handle
29575 constant array index addition outside of the variable index.
29577 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29580 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29581 define_splits, floatunssi<mode>2): Require x87 conversions from
29582 DImode to be permitted.
29584 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29586 PR preprocessor/15638
29587 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29589 2009-03-31 Richard Guenther <rguenther@suse.de>
29591 PR middle-end/23401
29592 PR middle-end/27810
29593 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29594 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29595 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29596 a separate statement.
29597 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29598 (lookup_tmp_var): Likewise.
29599 (is_gimple_formal_tmp_or_call_rhs): Remove.
29600 (is_gimple_reg_or_call_rhs): Rename to ...
29601 (is_gimple_reg_rhs_or_call): ... this.
29602 (is_gimple_mem_or_call_rhs): Rename to ...
29603 (is_gimple_mem_rhs_or_call): ... this.
29604 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29605 DECL_GIMPLE_REG_P only if is_formal is true.
29606 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29607 for non-proper post-modify expression gimplification.
29608 (gimplify_self_mod_expr): For post-modify expressions gimplify
29609 the lvalue to a minimal lvalue.
29610 (rhs_predicate_for): Remove formal temp case.
29611 (gimplify_modify_expr_rhs): Likewise.
29612 (gimplify_addr_expr): Use is_gimple_reg.
29613 (gimplify_expr): Remove formal temp cases.
29614 (gimple_regimplify_operands): Likewise.
29615 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29616 and FILTER_EXPR like constants.
29617 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29619 (is_gimple_formal_tmp_rhs): Remove.
29620 (is_gimple_reg_rhs): Remove special casing.
29621 (is_gimple_mem_rhs): Fix.
29622 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29623 (is_gimple_formal_tmp_var): Remove.
29624 (is_gimple_formal_tmp_reg): Likewise.
29625 (is_gimple_min_lval): Allow invariant component ref parts.
29626 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29627 is_gimple_formal_tmp_reg): Remove declarations.
29628 * tree-cfg.c (verify_expr): Verify that variables with address
29629 taken do not have DECL_GIMPLE_REG_P set.
29630 * tree-mudflap.c (mf_build_check_statement_for): Use
29631 force_gimple_operand instead of gimplify_expr.
29633 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29635 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29636 schedulable rows to compute_split_row.
29638 2009-03-31 Ben Elliston <bje@au.ibm.com>
29641 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29644 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29646 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29647 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29648 * configure: Regenerate.
29649 * config.in: Regenerate.
29650 * config/rs6000/rs6000.opt (mtls-markers): Add.
29651 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29652 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29653 (tls_ld_aix, tls_ld_sysv): Likewise.
29654 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29655 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29657 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29659 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29661 2009-03-30 Jan Hubicka <jh@suse.cz>
29663 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29665 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29666 detection and label handling.
29668 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29670 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29671 left_conflicts_size.
29672 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29673 ALLOCNO_LEFT_CONFLICTS_SIZE.
29675 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29676 remove_allocno_from_bucket_and_push,
29677 allocno_spill_priority_compare, push_allocnos_to_stack,
29678 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29679 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29680 (setup_allocno_left_conflicts_num): Ditto. Rename to
29681 setup_allocno_left_conflicts_size.
29682 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29683 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29684 setup_allocno_left_conflicts_size instead of
29685 setup_allocno_left_conflicts_num.
29687 * ira-build.c (ira_create_allocno): Use
29688 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29689 ALLOCNO_LEFT_CONFLICTS_NUM.
29691 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29693 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29694 instead of DF_LR_OUT.
29696 * ira-lives.c (process_bb_node_lives): Ditto.
29698 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29699 instead of DF_LR_{OUT,IN}.
29701 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29703 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29705 2009-03-30 Jan Hubicka <jh@suse.cz>
29707 * except.c (label_to_region_map): Fix thinko.
29709 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29711 PR middle-end/38237
29712 * tree.h (tree_find_value): New declaration.
29713 * tree.c (tree_find_value): New function.
29714 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29716 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29719 * c-decl.c (struct c_binding): Add locus field.
29720 (bind): Add locus argument, set locus field from it.
29721 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29722 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29723 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29724 implicitly_declare, undeclared_variable, lookup_label,
29725 declare_label, c_make_fname_decl, c_builtin_function,
29726 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29729 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29732 * config/i386/i386.c (classify_argument): Check total size of
29735 2009-03-30 Martin Jambor <mjambor@suse.cz>
29737 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29738 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29739 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29742 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29743 seen_variable_array_ref while also traversing a union.
29745 * tree-inline.c (optimize_inline_calls): Do not call
29746 cgraph_node_remove_callees.
29747 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29748 (pass_remove_cgraph_callee_edges): New variable.
29749 * passes.c (init_optimization_passes): Add
29750 pass_remove_cgraph_callee_edges after early inlining and before all
29751 late intraprocedural passes.
29753 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29755 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29757 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29758 Fix typos in names.
29760 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29762 * combine.c (simplify_comparison): Use have_insn_for.
29763 * dojump.c (do_jump): Likewise.
29765 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29767 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29768 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29769 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29770 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29771 instead of sparc_compare_emitted.
29772 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29773 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29774 instead of sparc_compare_emitted.
29776 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29778 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29779 enter/exit cfglayout mode.
29780 (pass_partition_block): Require it.
29781 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29782 (combine_instructions): Track basic blocks instead of labels.
29783 (update_cfg_for_uncondjump): New.
29784 (try_combine): Use it. Update jumps after rescanning.
29785 (pass_combine): Require PROP_cfglayout.
29786 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29788 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29790 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29791 Provide/destroy PROP_cfglayout respectively.
29792 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29793 * tree-pass.h (PROP_cfglayout): New.
29795 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29797 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29798 fold_convert_const_fixed_from_fixed,
29799 fold_convert_const_fixed_from_int,
29800 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29801 set TREE_CONSTANT_OVERFLOW.
29802 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29803 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29805 2009-03-30 Ira Rosen <irar@il.ibm.com>
29807 * tree-vect-loop-manip.c: New file.
29808 * tree-vectorizer.c: Update documentation and included files.
29809 (vect_loop_location): Make extern.
29810 (rename_use_op): Move to tree-vect-loop-manip.c
29811 (rename_variables_in_bb, rename_variables_in_loop,
29812 slpeel_update_phis_for_duplicate_loop,
29813 slpeel_update_phi_nodes_for_guard1,
29814 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29815 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29816 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29817 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29818 find_loop_location): Likewise.
29819 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29820 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29821 get_vectype_for_scalar_type, vect_is_simple_use,
29822 supportable_widening_operation, supportable_narrowing_operation):
29824 (bb_in_loop_p): Move to tree-vect-loop.c.
29825 (new_loop_vec_info, destroy_loop_vec_info,
29826 reduction_code_for_scalar_code, report_vect_op,
29827 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29828 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29829 (vect_supportable_dr_alignment): Likewise.
29830 * tree-vectorizer.h (tree-data-ref.h): Include.
29831 (vect_loop_location): Declare.
29832 Reorganize function declarations according to the new file structure.
29833 * tree-vect-loop.c: New file.
29834 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29835 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29836 * tree-vect-data-refs.c: New file.
29837 * tree-vect-patterns.c (timevar.h): Don't include.
29838 * tree-vect-stmts.c: New file.
29839 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29840 tree-vect-slp.c, tree-vect-loop.c.
29841 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29842 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29843 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29844 (tree-vect-analyze.o): Remove.
29845 (tree-vect-transform.o): Likewise.
29846 (tree-vect-data-refs.o): Add rule.
29847 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29848 tree-vect-slp.o): Likewise.
29849 (tree-vect-patterns.o): Remove redundant dependencies.
29850 (tree-vectorizer.o): Likewise.
29851 * tree-vect-slp.c: New file.
29853 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29855 * optc-gen.awk: Warn if an option flag has multiple different
29858 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29860 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29861 -floop-block): Document dependences on PPL, CLooG and Graphite.
29863 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29865 PR rtl-optimization/323
29866 * c-common.c (c_fully_fold, convert_and_check,
29867 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29868 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29869 * c-common.def (EXCESS_PRECISION_EXPR): New.
29870 * c-cppbuiltin.c (builtin_define_float_constants): Define
29871 constants with enough digits for long double.
29872 * c-lex.c (interpret_float): Interpret constant with excess
29873 precision where appropriate.
29874 * c-opts.c (c_common_post_options): Set
29875 flag_excess_precision_cmdline. Give an error for
29876 -fexcess-precision=standard for C++ for processors where the
29877 option is significant.
29878 * c-parser.c (c_parser_conditional_expression): Handle excess
29879 precision in condition.
29880 * c-typeck.c (convert_arguments): Handle arguments with excess
29882 (build_unary_op): Move excess precision outside operation.
29883 (build_conditional_expr): Likewise.
29884 (build_compound_expr): Likewise.
29885 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29886 (build_modify_expr): Handle excess precision in RHS.
29887 (convert_for_assignment): Handle excess precision in converted
29889 (digest_init, output_init_element, process_init_element): Handle
29890 excess precision in initializer.
29891 (c_finish_return): Handle excess precision in return value.
29892 (build_binary_op): Handle excess precision in operands and add
29893 excess precision as needed for operation.
29894 * common.opt (-fexcess-precision=): New option.
29895 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29896 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29897 For standard excess precision, output explicit conversion to and
29898 truncation from XFmode.
29899 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29900 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29901 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29902 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29903 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29904 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29905 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29906 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29907 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29908 define_splits, sqrt<mode>2): Disable where appropriate for
29909 standard excess precision.
29910 * convert.c (convert_to_real): Do not shorten arithmetic to type
29911 for which excess precision would be used.
29912 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29913 * doc/invoke.texi (-fexcess-precision=): Document option.
29914 (-mfpmath=): Correct index entry.
29915 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29916 flag_excess_precision): New.
29917 * langhooks.c (lhd_post_options): Set
29918 flag_excess_precision_cmdline.
29919 * opts.c (common_handle_option): Handle -fexcess-precision=.
29920 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29921 init_excess_precision): New.
29922 (lang_dependent_init_target): Call init_excess_precision.
29923 * tree.c (excess_precision_type): New.
29924 * tree.h (excess_precision_type): Declare.
29926 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29929 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29930 non-lvalue to component.
29932 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29934 PR preprocessor/34695
29935 * Makefile.in (c-opts.o): Depend on c-tree.h.
29936 * c-common.c: Move down include of diagnostic.h.
29937 (done_lexing, c_cpp_error): New.
29938 * c-common.h (done_lexing): Declare.
29939 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29941 * c-opts.c: Include c-tree.h.
29942 (c_common_init_options): Set preprocessor error callback.
29943 (c_common_handle_option): Do not set preprocessor
29944 inhibit_warnings, warnings_are_errors, warn_system_headers,
29945 pedantic_errors or inhibit_warnings flags.
29946 (c_common_post_options): Do not check cpp_errors (parse_in).
29947 (c_common_finish): Do not output dependencies if there were
29948 errors. Do not check return value of cpp_finish.
29949 * c-ppoutput.c (pp_file_change): Set input_location.
29950 * c-tree.h (c_cpp_error): Declare.
29951 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29953 (diagnostic_build_prefix): Check override_column.
29954 * diagnostic.h (diagnostic_info): Add override_column field.
29955 (diagnostic_override_column): Define.
29957 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29959 * c-common.c (c_expand_expr, c_staticp): Remove.
29960 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29961 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29962 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29963 * c-gimplify.c (gimplify_compound_literal_expr,
29964 optimize_compound_literals_in_ctor): Remove.
29965 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29966 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29967 * c-semantics.c (emit_local_var): Remove.
29969 * langhooks-def.h (lhd_expand_expr): Remove.
29970 * langhooks.c (lhd_expand_expr): Remove.
29971 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29973 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29974 handling from c-semantics.c; don't call into langhook.
29975 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29976 * gimplify.c (gimplify_compound_literal_expr,
29977 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29978 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29979 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29980 as was done in c-gimplify.c.
29981 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29982 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29983 Move from c-common.h.
29984 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29986 * tree.c (staticp): Do not call langhook.
29987 * langhooks.c (lhd_staticp): Delete.
29988 * langhooks-def.h (lhd_staticp): Delete prototype.
29989 (LANG_HOOKS_STATICP): Delete.
29990 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29992 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29993 instead of DECL_STMTs.
29995 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30003 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30005 (fold_call_expr): Return a NOP_EXPR from folding rather than the
30006 contained expression.
30007 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30008 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
30009 conditional expressions for C.
30010 (decl_constant_value_for_optimization): Move from
30011 decl_constant_value_for_broken_optimization in c-typeck.c. Check
30012 whether optimizing and that the expression is a VAR_DECL not of
30013 array type instead of doing such checks in the caller. Do not
30014 check pedantic. Call gcc_unreachable for C++.
30015 * c-common.def (C_MAYBE_CONST_EXPR): New.
30016 * c-common.h (c_fully_fold, c_save_expr,
30017 decl_constant_value_for_optimization): New prototypes.
30018 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30019 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30020 EXPR_INT_CONST_OPERANDS): Define.
30021 * c-convert.c (convert): Strip nops from expression.
30022 * c-decl.c (groktypename): Take extra parameters expr and
30023 expr_const_operands. Update call to grokdeclarator.
30024 (start_decl): Update call to grokdeclarator. Add statement for
30025 expressions used in type of decl.
30026 (grokparm): Update call to grokdeclarator.
30027 (push_parm_decl): Update call to grokdeclarator.
30028 (build_compound_literal): Add parameter non_const and build a
30029 C_MAYBE_COSNT_EXPR if applicable.
30030 (grokdeclarator): Take extra parameters expr and
30031 expr_const_operands. Track expressions used in declaration
30032 specifiers and declarators. Fold array sizes and track whether
30033 they are constant expressions and whether they are integer
30034 constant expressions.
30035 (parser_xref_tag): Set expr and expr_const_operands fields in
30037 (grokfield): Update call to grokdeclarator.
30038 (start_function): Update call to grokdeclarator.
30039 (build_null_declspecs): Set expr and expr_const_operands fields in
30041 (declspecs_add_type): Handle expressions in typeof specifiers.
30042 * c-parser.c (c_parser_declspecs): Set expr and
30043 expr_const_operands fields for declaration specifiers.
30044 (c_parser_enum_specifier): Likewise.
30045 (c_parser_struct_or_union_specifier): Likewise.
30046 (c_parser_typeof_specifier): Likewise. Update call to
30047 groktypename. Fold expression as needed. Return expressions with
30048 type instead of adding statements.
30049 (c_parser_attributes): Update calls to c_parser_expr_list.
30050 (c_parser_statement_after_labels): Fold expression before passing
30051 to objc_build_throw_stmt.
30052 (c_parser_condition): Fold expression.
30053 (c_parser_asm_operands): Fold expression.
30054 (c_parser_conditional_expression): Use c_save_expr. Update call
30055 to build_conditional_expr.
30056 (c_parser_alignof_expression): Update call to groktypename.
30057 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30058 original_code. Fold expression argument of va_arg. Create
30059 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30060 argument to va_arg. Update calls to groktypename. Fold array
30061 index for offsetof. Verify that first argument to
30062 __builtin_choose_expr has integer type.
30063 (c_parser_postfix_expression_after_paren_type): Update calls to
30064 groktypename and build_compound_literal. Handle expressions with
30065 side effects in type name.
30066 (c_parser_postfix_expression_after_primary): Update call to
30067 c_parser_expr_list. Set original_code for calls to
30068 __builtin_constant_p.
30069 (c_parser_expr_list): Take extra parameter fold_p. Fold
30070 expressions if requested.
30071 (c_parser_objc_type_name): Update call to groktypename.
30072 (c_parser_objc_synchronized_statement): Fold expression.
30073 (c_parser_objc_receiver): Fold expression.
30074 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30075 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30076 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30077 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30078 (struct c_typespec): Add elements expr and expr_const_operands.
30079 (struct c_declspecs): Add elements expr and expr_const_operands.
30080 (groktypename, build_conditional_expr, build_compound_literal):
30082 (in_late_binary_op): Declare.
30083 * c-typeck.c (note_integer_operands): New function.
30084 (in_late_binary_op): New variable.
30085 (decl_constant_value_for_broken_optimization): Move to c-common.c
30086 and rename to decl_constant_value_for_optimization.
30087 (default_function_array_conversion): Do not strip nops.
30088 (default_conversion): Do not call
30089 decl_constant_value_for_broken_optimization.
30090 (build_array_ref): Do not fold result.
30091 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30092 result when operand is a VLA.
30093 (c_expr_sizeof_type): Update call to groktypename. Handle
30094 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30095 result when operand names a VLA type.
30096 (build_function_call): Update call to build_compound_literal.
30097 Only fold result for calls to __builtin_* functions. Strip
30098 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30099 the function designator.
30100 (convert_arguments): Fold arguments. Update call to
30101 convert_for_assignment.
30102 (build_unary_op): Handle increment and decrement of
30103 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30104 decrement earlier. Fold operand of increment and decrement.
30105 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30106 built for integer operand. Wrap returns that are INTEGER_CSTs
30107 without being integer constant expressions or that have integer
30108 constant operands without being INTEGER_CSTs.
30109 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30110 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30111 result is an integer constant expression or can be used in
30112 unevaluated parts of one and avoid folding and wrap as
30113 appropriate. Fold operands before possibly doing -Wsign-compare
30115 (build_compound_expr): Wrap result for C99 if operands can be used
30116 in integer constant expressions.
30117 (build_c_cast): Update call to digest_init. Do not ignore
30118 overflow from casting floating-point constants to integers. Wrap
30119 results that could be confused with integer constant expressions,
30120 null pointer constants or floating-point constants.
30121 (c_cast_expr): Update call to groktypename. Handle expressions
30122 included in type name.
30123 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30124 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30125 Update calls to convert_for_assignment.
30126 (convert_for_assignment): Take new parameter
30127 null_pointer_constant. Do not strip nops or call
30128 decl_constant_value_for_broken_optimization. Set
30129 in_late_binary_op for conversions to boolean.
30130 (store_init_value): Update call to digest_init.
30131 (digest_init): Take new parameter null_pointer_constant. Do not
30132 call decl_constant_value_for_broken_optimization. pedwarn for
30133 initializers not constant expressions. Update calls to
30134 convert_for_assignment.
30135 (constructor_nonconst): New.
30136 (struct constructor_stack): Add nonconst element.
30137 (really_start_incremental_init, push_init_level, pop_init_level):
30138 Handle constructor_nonconst and nonconst element.
30139 (set_init_index): Call constant_expression_warning for array
30141 (output_init_element): Fold value. Set constructor_nonconst as
30142 applicable. pedwarn for initializers not constant expressions.
30143 Update call to digest_init. Call constant_expression_warning
30144 where constant initializers are required.
30145 (process_init_element): Use c_save_expr.
30146 (c_finish_goto_ptr): Fold expression.
30147 (c_finish_return): Fold return value. Update call to
30148 convert_for_assignment.
30149 (c_start_case): Fold switch expression.
30150 (c_process_expr_stmt): Fold expression.
30151 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30152 ensure statement expression is not evaluated in constant expression.
30153 (build_binary_op): Track whether results are integer constant
30154 expressions or may occur in such, disable folding and wrap results
30155 as applicable. Fold operands for -Wsign-compare warnings unless
30157 (c_objc_common_truthvalue_conversion): Handle results folded to
30158 integer constants that are not integer constant expressions.
30159 * doc/extend.texi: Document when typeof operands are evaluated,
30160 that condition of __builtin_choose_expr is an integer constant
30161 expression, and more about use of __builtin_constant_p in
30164 2009-03-29 Richard Guenther <rguenther@suse.de>
30166 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30167 propagate addresses of array references.
30169 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30171 * regmove.c (perhaps_ends_bb_p): Remove.
30172 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30173 from INSN and check that the main loop stays within that basic block.
30174 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30175 (regmove_forward_pass): Split out from regmove_optimize. Use
30176 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30177 (regmove_backward_pass): Split out from regmove_optimize. Use
30178 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30179 (regmove_optimize): Simplify.
30181 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30184 * config/i386/i386.c (classify_argument): Ignore flexible array
30185 member in struct and warn ABI change.
30187 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30189 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30191 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30192 (ix86_adjust_cost): Updated.
30194 2009-03-29 Jan Hubicka <jh@suse.cz>
30196 PR middle-end/28850
30197 * tree-pass.h (pass_cleanup_eh): New function.
30198 (remove_unreachable_regions): Break code handling RTL
30199 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30200 that can not be reached by runtime.
30201 (can_be_reached_by_runtime): New function.
30202 (label_to_region_map): New function.
30203 (num_eh_regions): New function.
30204 (rtl_remove_unreachable_regions): New function.
30205 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30206 (remove_eh_region): New function.
30207 * except.h: Include sbitmap and vecprim.
30208 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30209 num_eh_regions): Declare.
30210 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30211 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30212 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30213 (tree_empty_eh_handler_p): New function.
30214 (cleanup_empty_eh): New function.
30215 (cleanup_eh): New function.
30216 (pass_cleanup_eh): New function.
30218 2009-03-29 Jan Hubicka <jh@suse.cz>
30220 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30221 for removed regions.
30223 2009-03-29 Jan Hubicka <jh@suse.cz>
30225 * except.c (dump_eh_tree): Dump all datastructures.
30227 2009-03-29 Jan Hubicka <jh@suse.cz>
30229 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30230 (duplicate_eh_regions_1): Likewise.
30231 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30232 vector; call EH verification.
30233 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30234 Be ready for region being removed.
30236 2009-03-29 Jan Hubicka <jh@suse.cz>
30238 * bitmap.c (bitmap_last_set_bit): New function.
30239 * bitmap.h (bitmap_last_set_bit): Declare.
30241 2009-03-29 David Ayers <ayers@fsfe.org>
30244 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30245 by calling objc_compare_types and surpress warnings about
30246 incompatible C pointers that are compatible ObjC pointers.
30248 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30250 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30251 call initialize_inline_failed.
30252 (initialize_inline_failed): Move it from here ...
30253 * cgraph.c (initialize_inline_failed): ... to here.
30254 (cgraph_create_edge): Call initialize_inline_failed rather than
30255 setting inline_failed directly.
30257 2009-03-29 Ben Elliston <bje@au.ibm.com>
30260 * sysv4.opt (msdata): Improve comment.
30261 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30262 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30264 2009-03-29 Ben Elliston <bje@au.ibm.com>
30267 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30268 load and store attributes.
30270 2009-03-29 Ben Elliston <bje@au.ibm.com>
30272 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30273 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30274 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30275 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30276 __builtin_infq and __builtin_huge_valq.
30278 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30280 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30282 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30283 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30285 2009-03-28 Xinliang David Li <davidxl@google.com>
30287 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30288 (do_dbg_cnt): New function.
30290 2009-03-28 Jan Hubicka <jh@suse.cz>
30292 Merge from pretty-ipa:
30294 2009-03-27 Jan Hubicka <jh@suse.cz>
30296 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30297 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30298 * passes.c (function_called_by_processed_nodes_p): New.
30299 * ipa-pure-const.c (check_call): Fix handling of operands.
30300 (analyze_function): Dump debug output for skipped bodies.
30301 (local_pure_const): Use function_called_by_processed_nodes_p.
30302 * dwarf2out.c (reference_to_unused): Use output.
30303 * passes.c (do_per_function_toporder): Likewise.
30305 2008-11-12 Jan Hubicka <jh@suse.cz>
30307 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30308 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30309 state_set_in_source enum
30310 (check_decl): Ignore memory tags; do not set fake looping flags;
30312 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30313 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30314 (check_call, analyze_function): Rewrite.
30316 (add_new_function): Update call of analyze_function.
30317 (generate_summary): Add call of analyze_function.
30318 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30319 (local_pure_const): New function.
30320 (pass_local_pure_const): New pass.
30321 * ipa-inline.c (inline_transform): Set after_inlining.
30322 * tree-eh.c (stmt_can_throw_external): New.
30323 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30324 work with aliasing built.
30325 * tree-flow.h (stmt_can_throw_external): New.
30326 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30327 and local pure/const pass in early and late optimization queue.
30329 2009-03-28 Martin Jambor <mjambor@suse.cz>
30331 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30333 (fold_binary): Allow function decl aligment consideration is the
30334 second argument is integer constant one.
30335 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30336 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30337 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30339 2009-03-28 Jan Hubicka <jh@suse.cz>
30341 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30342 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30343 * function.h (rtl_data): Add nothrow flag.
30344 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30345 set DECL_NOTHROW for AVAILABLE functions.
30347 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30349 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30350 following vector keyword has expansion starting with pixel or bool
30351 keyword, expand vector to __vector and pixel or bool to __pixel or
30355 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30356 warn_if_disallowed_function_p): Removed.
30357 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30358 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30359 warning_if_disallowed_function_p.
30360 * flags.h (warn_if_disallowed_function_p,
30361 warn_disallowed_functions): Removed.
30362 * common.opt (Wdisallowed-function-list=): Removed.
30363 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30365 2009-03-28 Richard Guenther <rguenther@suse.de>
30367 PR tree-optimization/38723
30368 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30371 2009-03-28 Jan Hubicka <jh@suse.cz>
30373 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30374 test introduced by my previous patch.
30376 2009-03-28 Richard Guenther <rguenther@suse.de>
30378 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30379 the PHIs value undefined.
30381 2009-03-28 Jan Hubicka <jh@suse.cz>
30383 * tree-pass.h (pass_fixup_cfg): New pass.
30384 * ipa-inline.c (inline_transform): Set
30385 always_inline_functions_inlined/after_inlining.
30386 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30387 (pass_fixup_cfg): New pass.
30388 * passes.c (init_optimization_passes): Add fixup_cfg.
30390 2009-03-28 Richard Guenther <rguenther@suse.de>
30392 PR tree-optimization/38458
30393 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30394 argument use the arguments copy-of value.
30396 2009-03-28 Richard Guenther <rguenther@suse.de>
30398 PR tree-optimization/38180
30399 * tree-ssa-ccp.c (get_default_value): Simplify.
30400 (likely_value): Likewise.
30401 (surely_varying_stmt_p): Properly handle VOP case.
30402 (ccp_initialize): Likewise.
30403 (ccp_fold): Handle propagating through *&.
30404 (fold_const_aggregate_ref): Also handle decls.
30406 2009-03-28 Jan Hubicka <jh@suse.cz>
30408 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30409 * cgraph.h (cgraph_node): Likewise.
30410 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30411 (cgraph_reset_node): Use process flag.
30412 (cgraph_mark_functions_to_output): Likewise.
30413 (cgraph_expand_function): Likewise.
30414 (cgraph_expand_all_functions): Likewise.
30415 (cgraph_output_in_order): Likewise.
30416 * dwarf2out.c (reference_to_unused): Likewise.
30417 * passes.c do_per_function_toporder): Likewise.
30419 2009-03-28 Jan Hubicka <jh@suse.cz>
30421 Bring from lto-branch:
30423 2008-09-03 Doug Kwan <dougkwan@google.com>
30425 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30426 enums instead of reason strings.
30427 * cgraph.c (cgraph_create_edge): Same.
30428 (cgraph_inline_failed_string): New function.
30429 * cgraph.h (cgraph_inline_failed_t): New enum type.
30430 (cgraph_inline_failed_string): New prototype.
30431 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30432 char pointer to cgraph_inline_failed_t.
30433 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30434 (cgraph_default_inline_p): Ditto.
30435 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30436 to cgraph_inline_failed_t pointer.
30437 * cif-code.def: New file.
30438 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30440 (cgraph_check_inline_limits): Change type of REASON to pointer to
30441 cgraph_inline_failed_t. Replace reason strings with enums.
30442 (cgraph_default_inline_p): Ditto.
30443 (cgraph_recursive_inlining_p): Ditto.
30444 (update_caller_keys): Change type of FAILED_REASON to
30445 cgraph_inline_failed_t.
30446 (cgraph_set_inline_failed): Change type of REASON to pointer to
30447 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30448 convert enums to strings for text output.
30449 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30450 to be of type cgraph_inline_failed_t. Replace reason strings with
30451 enums. Call cgraph_inline_failed_string to covert enums
30452 to strings for text output.
30453 (cgraph_decide_inlining): Replace reason strings with enums.
30454 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30455 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30457 * tree-inline.c (expand_call_inline): Change type of REASON
30458 to cgraph_inline_failed_t. Replace reason strings with enums.
30459 Call cgraph_inline_failed_string for text output.
30460 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30463 2009-03-28 Jan Hubicka <jh@suse.cz>
30465 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30466 cgraph_clone_node): Remove master clone handling.
30467 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30468 * cgraph.h (master_clone): Remove.
30469 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30470 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30471 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30473 2009-03-28 Jan Hubicka <jh@suse.cz>
30475 * cgraph.c (cgraph_function_body_availability): Functions declared
30476 inline are always safe to assume that it is not going to be replaced.
30478 2009-03-28 Richard Guenther <rguenther@suse.de>
30480 PR tree-optimization/38513
30481 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30482 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30483 EXC_PTR_EXPR and FILTER_EXPR.
30484 (get_ref_from_reference_ops): Likewise.
30486 2009-03-28 Richard Guenther <rguenther@suse.de>
30488 PR tree-optimization/38968
30489 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30490 Use FLOOR_MOD_EXPR to compute misalignment.
30492 2009-03-28 Richard Guenther <rguenther@suse.de>
30494 PR tree-optimization/37795
30495 * tree.h (combine_comparisons): Declare.
30496 * fold-const.c (combine_comparisons): Export.
30497 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30499 (ifcombine_iforif): Use combine_comparisons.
30501 2009-03-28 Jan Hubicka <jh@suse.cz>
30503 * tree-eh.c (inlinable_call_p): New function.
30504 (make_eh_edges): Use it.
30505 (verify_eh_edges): Use it.
30506 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30507 * except.c (reachable_next_level): Add inlinable_function argument
30508 (sjlj_find_directly_reachable_regions): Update.
30509 (add_reachable_handler): Do not set saw_any_handlers.
30510 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30511 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30512 Add new inlinable call parameter.
30513 (can_throw_internal, can_throw_external): Update.
30514 * except.h (can_throw_internal_1, can_throw_external_1,
30515 foreach_reachable_handler): Update declaration.
30517 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30519 * config/arm/t-arm-coff, config/h8300/coff.h,
30520 config/i386/i386-aout.h, config/i386/i386-coff.h,
30521 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30522 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30523 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30524 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30525 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30526 sys-types.h: Remove.
30527 * Makefile.in: Remove protoize and fixproto support and references
30529 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30530 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30532 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30533 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30534 unprotoize$(exeext).
30535 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30536 (.PHONY): Don't depend on proto.
30537 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30538 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30539 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30540 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30541 build/gen-protos.o, build/scan.o, xsys-protos.h,
30542 build/fix-header$(build_exeext), build/fix-header.o,
30543 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30544 stmp-install-fixproto): Remove.
30545 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30546 SYSCALLS.c or fixproto files.
30547 (install-common): Don't install protoize.
30548 (install-headers-tar, install-headers-cpio, install-headers-cp):
30549 Don't depend on $(STMP_FIXPROTO).
30550 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30551 install fixproto files or write out fixproto settings.
30552 (uninstall): Don't uninstall protoize.
30553 * config.gcc (use_fixproto): Remove.
30554 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30555 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30556 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30557 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30558 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30559 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30560 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30561 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30562 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30563 * config/t-vxworks (STMP_FIXPROTO): Remove.
30564 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30565 STMP_FIXPROTO): Remove.
30566 * config.in, configure: Regenerate.
30567 * crtstuff.c (gid_t, uid_t): Don't undefine.
30568 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30569 (arm-*-coff, arm-*-aout: Remove target entries.
30570 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30571 Remove mention of AIX 4.1.
30572 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30573 * doc/invoke.texi (Running Protoize): Remove.
30574 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30575 (Protoize Caveats): Remove.
30576 * tsystem.h: Update comments on headers assumed to exist.
30578 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30580 * genautomata.c: Add a new year to the copyright. Add a new
30582 (struct insn_reserv_decl): Add comments for member bypass_list.
30583 (find_bypass): Remove.
30584 (insert_bypass): New.
30585 (process_decls): Use insert_bypass.
30586 (output_internal_insn_latency_func): Output all bypasses with the
30587 same input insn in one switch case.
30589 * rtl.def (define_bypass): Describe bypass choice.
30590 * doc/md.texi (define_bypass): Ditto.
30592 2009-03-27 Richard Guenther <rguenther@suse.de>
30594 * gimplify.c (mark_addressable): Export.
30595 * tree-flow.h (mark_addressable): Declare.
30596 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30597 * tree-ssa.c (verify_phi_args): Verify that address taken
30598 variables have TREE_ADDRESSABLE set.
30600 2009-03-27 Richard Guenther <rguenther@suse.de>
30602 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30603 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30604 Do not mark decls TREE_ADDRESSABLE.
30605 (build_fold_addr_expr): Adjust.
30606 (fold_addr_expr): Remove.
30607 (fold_unary): Use build_fold_addr_expr.
30608 (fold_comparison): Likewise.
30609 (split_address_to_core_and_offset): Likewise.
30610 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30612 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30613 (gimplify_modify_expr_to_memcpy): Mark source and destination
30615 * omp-low.c (create_omp_child_function): Mark the object decl
30617 (lower_rec_input_clauses): Mark the var we take the address of
30619 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30621 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30623 PR middle-end/39315
30624 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30625 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30627 2009-03-27 Richard Guenther <rguenther@suse.de>
30629 PR tree-optimization/39120
30630 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30632 (handle_lhs_call): Process return constraints. Add escape
30633 constraints if necessary.
30634 (handle_const_call): Fill out return constraints. Make nested
30635 case more precise. Avoid consttmp if possible.
30636 (handle_pure_call): Fill out return constraints. Avoid
30637 callused if possible.
30638 (find_func_aliases): Simplify call handling.
30640 2009-03-27 Richard Guenther <rguenther@suse.de>
30642 PR tree-optimization/39120
30643 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30644 as a representative.
30645 (solve_graph): Do propagate CALLUSED.
30646 (handle_pure_call): Use a scalar constraint from CALLUSED for
30648 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30651 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30654 * c-common.c (handle_aligned_attribute): Properly check alignment
30655 overflow. Use (1U << i) instead of (1 << i).
30657 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30659 * expr.h (get_mem_align_offset): Updated.
30661 * tree.h (tree_decl_common): Change align to "unsigned int" and
30662 move it before pointer_alias_set.
30664 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30665 Jakub Jelinek <jakub@redhat.com>
30668 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30669 gr_register_operand with gr_reg_or_0_operand.
30670 (cmpxchg_rel_di): Likewise.
30671 (sync_lock_test_and_set<mode>): Likewise.
30673 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30675 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30676 (true_regnum): Likewise.
30678 * rtlanal.c (subreg_info): Moved to ...
30679 * rtl.h (subreg_info): Here. New.
30680 (subreg_get_info): New.
30682 * rtlanal.c (subreg_get_info): Make it extern.
30684 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30687 * config/i386/i386.c (ix86_abi): New.
30688 (override_options): Handle -mabi=.
30689 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30690 (ix86_call_abi_override): Likewise.
30691 (init_cumulative_args): Likewise.
30692 (function_arg_advance): Likewise.
30693 (function_arg_64): Likewise.
30694 (function_arg): Likewise.
30695 (ix86_pass_by_reference): Likewise.
30696 (ix86_function_value_regno_p): Likewise.
30697 (ix86_build_builtin_va_list_abi): Likewise.
30698 (setup_incoming_varargs_64): Likewise.
30699 (is_va_list_char_pointer): Likewise.
30700 (ix86_init_machine_status): Likewise.
30701 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30702 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30703 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30704 (ix86_function_abi): Make it static and return enum calling_abi.
30705 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30707 (ix86_fn_abi_va_list): Updated.
30709 * config/i386/i386.h (ix86_abi): New.
30710 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30711 (CONDITIONAL_REGISTER_USAGE): Likewise.
30712 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30713 (machine_function): Likewise.
30715 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30717 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30718 (STACK_BOUNDARY): Likewise.
30719 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30721 * config/i386/i386.opt (mabi=): New.
30723 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30724 return enum calling_abi.
30725 (ix86_function_type_abi): Likewise.
30726 (ix86_function_abi): Removed.
30728 * doc/invoke.texi: Document -mabi= option for x86.
30730 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30732 * builtins.c (real_dconstp): Delete.
30733 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30735 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30736 Jakub Jelinek <jakub@redhat.com>
30739 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30740 (gen_subprogram_die): When a function is explicit, generate the
30741 DW_AT_explicit attribute.
30742 * langhooks.h (struct lang_hooks_for_decls): Add
30743 function_decl_explicit_p langhook.
30744 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30745 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30747 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30749 * builtins.c (fold_builtin_memory_op): Optimize memmove
30750 into memcpy if we can prove source and destination don't overlap.
30752 * tree-inline.c: Include gt-tree-inline.h.
30753 (clone_fn_id_num): New variable.
30754 (clone_function_name): New function.
30755 (tree_function_versioning): Use it.
30756 * Makefile.in (GTFILES): Add tree-inline.c.
30758 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30760 * BASE-VER: Change to 4.5.0.
30762 2009-03-27 Xinliang David Li <davidxl@google.com>
30764 PR tree-optimization/39557
30765 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30767 2009-03-27 Xinliang David Li <davidxl@google.com>
30769 PR tree-optimization/39548
30770 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30773 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30775 * c-common.c (pointer_int_sum): Use %wd on return from
30778 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30780 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30781 on return from tree_low_cst.
30783 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30786 * ginclude/stdarg.h (va_copy): Define also for
30787 __GXX_EXPERIMENTAL_CXX0X__.
30789 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30792 * builtins.h (c_strlen): Do not warn here.
30793 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30794 * c-common.c (pointer_int_sum): Take an explicit location.
30795 Warn about offsets out of bounds.
30796 * c-common.h (pointer_int_sum): Adjust declaration.
30798 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30800 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30803 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30806 * opts.c (warn_if_disallowed_function_p): Don't assume
30807 get_callee_fndecl must return non-NULL.
30809 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30811 PR rtl-optimization/39522
30812 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30813 when reg_reloaded_valid is set.
30815 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30817 * config/spu/divv2df3.c: New file.
30818 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30819 (DPBIT_FUNCS): Filter out _div_df.
30821 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30823 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30824 a jump insn, count that jump in the distance to the loop start.
30826 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30829 * config/sh/sh.c (calc_live_regs): Fix condition for global
30830 registers except PIC_OFFSET_TABLE_REGNUM.
30832 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30835 * doc/invoke.texi (-mconsole): New.
30837 (-mno-cygwin): New.
30839 (-mnop-fun-dllimport): New.
30843 (sub section "i386 and x86-64 Windows Options"): New.
30845 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30847 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30848 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30850 2009-03-25 Richard Guenther <rguenther@suse.de>
30852 PR middle-end/39497
30853 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30856 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30858 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30859 neither of haifa/selective schedulers are working.
30861 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30863 * doc/invoke.texi (Debugging Options): Fix description of
30864 -fno-merge-debug-strings.
30866 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30868 * config/cris/libgcc.ver: New version-script.
30869 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30871 * configure.ac <GAS features, nop mnemonic>: Add pattern
30872 crisv32-*-* for "nop".
30873 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30874 * configure: Regenerate.
30876 2009-03-24 Ira Rosen <irar@il.ibm.com>
30878 PR tree-optimization/39529
30879 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30880 mark_sym_for_renaming for the tag copied to the new vector
30883 2009-03-24 Arthur Loiret <aloiret@debian.org>
30885 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30886 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30887 EXTRA_SPEC_FUNCTIONS.
30888 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30889 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30890 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30891 -march and -mtune options.
30893 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30895 * config/m68k/t-rtems: Add m5329 multilib.
30897 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30898 Jakub Jelinek <jakub@redhat.com>
30901 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30904 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30907 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30908 instead of c_parser_expression_conv, if original_code isn't one of the
30909 4 allowed comparison codes, fail.
30911 2009-03-23 Richard Guenther <rguenther@suse.de>
30913 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30914 * tree.h (struct tree_type): Likewise.
30915 * reload.h (struct insn_chain): Likewise.
30916 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30917 * function.h (struct function): Likewise.
30918 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30920 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30922 PR tree-optimization/39516
30923 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30925 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30927 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30928 should be set true if BITS_PER_WORD of target is bigger than 32
30930 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30932 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30933 Translate -B-options to -rpath-link. Correct existing
30934 rpath-link and conditionalize on !nostdlib.
30936 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30938 * doc/extend.texi (Function Attributes, Variable Attributes):
30940 * doc/invoke.texi (Debugging Options, Optimize Options)
30941 (i386 and x86-64 Options, MCore Options): Likewise.
30943 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30946 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30947 it for block local namespace aliases.
30948 (gen_decl_die): Pass context_die to gen_namespace_die.
30950 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30953 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30954 minimum or maximum value.
30956 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30958 * reginfo.c (globalize_reg): Recompute derived reg sets.
30960 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30963 * libgcc2.c (mprotect): Do not use signed arguments for
30964 VirtualProtect, use DWORD arguments. Also fix the 'may
30965 be used uninitialized' warning for the np variable.
30967 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30970 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30971 functions using regparm calling conventions when not optimizing.
30972 (ix86_function_sseregparm): Similarly for sseregparm calling
30975 2009-03-19 Li Feng <nemokingdom@gmail.com>
30977 PR middle-end/39500
30978 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30979 dependence if the first conflict is after niter iterations.
30981 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30983 PR middle-end/38609
30984 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30985 functions with dynamic stack-pointer adjustments.
30987 2009-03-19 Ben Elliston <bje@au.ibm.com>
30989 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30990 option; change to -msdata=data.
30992 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30994 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30997 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
31000 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
31002 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
31004 * doc/invoke.texi (Code Gen Options): Expand discussion of
31007 2009-03-18 Jakub Jelinek <jakub@redhat.com>
31009 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
31010 * matrix-reorg.c (struct matrix_info): Likewise.
31011 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31012 * rtl.h (struct mem_attrs): Likewise.
31013 * df.h (struct df): Likewise.
31014 * tree-data-ref.h (struct data_dependence_relation): Likewise.
31015 * ira-int.h (struct ira_allocno): Likewise.
31016 * df-scan.c (struct df_collection_rec): Likewise.
31017 * ira.c (struct equivalence): Likewise.
31018 * function.c (struct temp_slot): Likewise.
31019 * cfgloop.h (struct loop): Likewise.
31022 * function.c (use_register_for_decl): When not optimizing, disregard
31023 register keyword for variables with types containing methods.
31025 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
31027 PR middle-end/39447
31028 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31029 (is_simple_operand): Call contains_component_ref_p before calling data
31030 reference analysis that would fail on COMPONENT_REFs.
31032 * tree-vrp.c (search_for_addr_array): Fix formatting.
31034 2009-03-18 Richard Guenther <rguenther@suse.de>
31036 * tree-vect-transform.c (vect_loop_versioning): Fold the
31037 generated comparisons.
31038 * tree-vectorizer.c (set_prologue_iterations): Likewise.
31039 (slpeel_tree_peel_loop_to_edge): Likewise.
31041 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31043 PR middle-end/37805
31044 * opts.c (print_specific_help): In addition to `undocumented',
31045 accept `separate' and `joined' flags if passed alone. Describe
31046 output by the first matched one of those.
31047 (common_handle_option): Skip over empty strings.
31048 * gcc.c (display_help): Fix help string for `--help='.
31049 * doc/invoke.texi (Option Summary, Overall Options): With
31050 `--help=', classes and qualifiers can both be repeated, but
31051 only the latter can be negated. One should not pass only
31052 negated qualifiers. Fix markup and examples.
31055 2008-10-14 Jakub Jelinek <jakub@redhat.com>
31056 PR middle-end/37805
31057 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31058 and -fhelp=separate.
31060 2009-03-17 Jing Yu <jingyu@google.com>
31062 PR middle-end/39378
31063 * function.h (struct rtl_data): Move is_thunk from here...
31064 (struct function): ...to here.
31065 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31066 * varasm.c (assemble_start_function): Change is_thunk from crtl to
31068 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31070 (alpha_does_function_need_gp, alpha_start_function): Likewise.
31071 (alpha_output_function_end_prologue): Likewise.
31072 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31073 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31074 (rs6000_output_function_epilogue): Likewise.
31075 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31077 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31080 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31081 from different units in a single alternative.
31082 (*truncdfsf_i387): Ditto.
31083 (*truncxfsf2_mixed): Ditto.
31084 (*truncxfdf2_mixed): Ditto.
31086 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31088 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31089 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31092 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31093 unused non-artificial variables when not optimizing.
31096 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31097 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31098 NAMESPACE_DECL in its DECL_INITIAL.
31100 PR middle-end/39443
31101 * optabs.c (set_user_assembler_libfunc): New function.
31102 * expr.h (set_user_assembler_libfunc): New prototype.
31103 * c-common.c: Include libfuncs.h.
31104 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31105 for memcmp, memset, memcpy, memmove and abort.
31106 * Makefile.in (c-common.o): Depend on libfuncs.h.
31109 * dwarf2out.c (gen_inlined_enumeration_type_die,
31110 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31111 gen_tagged_type_instantiation_die): Removed.
31112 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31115 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31118 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31120 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31121 (check-parallel-%): Ditto.
31122 (check-consistency): Ditto.
31124 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31126 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31127 local variable rhs by NULL_TREE.
31129 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31132 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31134 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31137 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31139 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31142 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31143 for ms->sysv ABI calls only in 64bit mode.
31145 * config/i386/i386.md (untyped_call): Support 32bit.
31147 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31149 * doc/extend.texi: Replace x86_65 with x86_64.
31151 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31153 PR tree-optimization/39455
31154 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31155 mismatches for POINTER_TYPE_P (type).
31156 (number_of_iterations_le): Likewise.
31158 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31160 * config/picochip/picochip.c: Removed profiling support.
31161 * config/picochip/picochip.md: Removed profiling instruction.
31162 * config/picochip/picochip.h: Removed profiling builtin.
31164 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31166 * doc/install.texi (--with-host-libstdcxx): Document.
31168 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31171 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31172 generate a warning if the function name does not begin with
31173 "__vector" and the function has either the 'signal' or 'interrupt'
31174 attribute, from here to ...
31175 (avr_declare_function_name): ...here. New function.
31176 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31177 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31179 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31182 * cse.c (fold_rtx): Don't modify original const_arg1 when
31183 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31184 separate variable instead.
31185 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31186 from out of range shift counts.
31187 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31189 2009-03-13 Catherine Moore <clm@codesourcery.com>
31191 * config/i386/x-mingw32 (host-mingw32.o): Replace
31192 diagnostic.h with $(DIAGNOSTIC_H).
31194 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31197 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31199 * config/i386/sync.md (sync_compare_and_swap<mode>,
31200 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31201 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31203 (sync_double_compare_and_swapdi_pic,
31204 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31205 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31207 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31210 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31212 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31215 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31216 (avx_addsubv4df3): Likewise.
31217 (*avx_addsubv4sf3): Likewise.
31218 (sse3_addsubv4sf3): Likewise.
31220 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31223 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31225 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31228 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31229 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31230 registers for allocnos created from user-defined variables.
31232 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31235 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31236 of non-integer mode as well.
31238 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31240 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31241 for functions for which the parameter types are unknown.
31243 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31246 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31247 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31248 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31249 * config/i386/i386.c (ix86_local_alignment): For
31250 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31251 long long variables on the stack to avoid dynamic realignment.
31252 Allow the first argument to be a decl rather than type.
31253 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31255 2009-03-11 Nick Clifton <nickc@redhat.com>
31258 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31260 Add description to mno-lsim option.
31261 * config/mcore/mcore.h: Remove comment about deprecated m4align
31263 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31264 * doc/invoke.texi: Add description of mno-lsim and
31265 mstack-increment options.
31267 * config/fr30/fr30.opt: Document the -mno-lsim option.
31268 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31269 and -mno-lsim options.
31271 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31273 * fold-const.c (fold_comparison): Only call fold_inf_compare
31274 if the mode supports infinities.
31276 2009-03-11 Jason Merrill <jason@redhat.com>
31279 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31280 end already did. Notice GIMPLE_CALL modifications of the result.
31281 Don't copy debug information from an ignored decl or a decl from
31284 2009-03-10 Richard Guenther <rguenther@suse.de>
31285 Nathan Froyd <froydnj@codesourcery.com>
31287 PR middle-end/37850
31288 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31289 (__divMODE3): Likewise.
31291 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31293 PR tree-optimization/39394
31294 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31295 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31297 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31299 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31300 inline asms for register asm ("") declarations.
31302 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31304 * fold-const.c (fold_unary): Fix comment.
31306 2009-03-07 Jan Hubicka <jh@suse.cz>
31309 * tree-inline.c (setup_one_parameter): Do replacement of const
31310 argument by constant in SSA form.
31312 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31314 PR middle-end/38028
31315 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31316 determine alignment passed to assign_stack_local.
31317 (assign_parms_unsplit_complex): Likewise.
31318 * except.c (sjlj_build_landing_pads): Likewise.
31320 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31322 PR middle-end/39360
31323 * tree-flow.h (add_referenced_var): Return bool instead of void.
31324 * tree-dfa.c (add_referenced_var): Return result of
31325 referenced_var_check_and_insert call.
31326 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31327 of referenced_var_check_and_insert.
31330 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31331 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31332 DIE, don't emit it if abstract origin already has it.
31333 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31334 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31336 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31338 * genpreds.c (needs_variable): Fix parentheses at variable name
31340 (write_tm_constrs_h): Indent generated code.
31342 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31344 * doc/extend.texi (Function Attributes): Add documentation
31345 for isr attributes.
31347 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31350 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31351 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31353 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31355 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31358 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31361 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31362 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31364 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31366 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31367 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31368 constants instead of magic numbers.
31369 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31371 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31372 (x86_64_ms_abi_int_parameter_registers): Ditto.
31373 (x86_64_int_return_registers): Ditto.
31374 (ix86_maybe_switch_abi): Ditto.
31375 (ix86_expand_call): Ditto for clobbered_registers array.
31376 (ix86_hard_regno_mode_ok): Ditto.
31377 (x86_extended_QIreg_mentioned_p): Ditto.
31379 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31381 PR tree-optimization/39349
31382 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31384 * combine.c (gen_lowpart_for_combine): Use omode when generating
31387 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31389 PR rtl-optimization/39235
31390 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31392 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31394 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31396 2009-03-04 Richard Guenther <rguenther@suse.de>
31398 PR tree-optimization/39362
31399 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31400 that occur in abnormal PHIs should be varying.
31402 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31404 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31406 (simple_iv): Take loop as an argument instead of statement.
31407 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31408 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31410 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31412 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31413 * matrix-reorg.c (analyze_transpose): Ditto.
31414 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31415 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31416 * tree-predcom.c (ref_at_iteration): Ditto.
31417 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31419 2009-03-04 Richard Guenther <rguenther@suse.de>
31421 PR tree-optimization/39358
31422 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31423 escaped_id and callused_id.
31424 (solve_graph): Likewise.
31426 2009-03-04 Richard Guenther <rguenther@suse.de>
31428 PR tree-optimization/39339
31429 * tree-sra.c (try_instantiate_multiple_fields): Make it
31430 no longer ICE on the above.
31432 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31434 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31435 that fits within Pmode.
31437 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31439 PR middle-end/10109
31440 * tm.texi (LIBCALL_VALUE): Update description.
31442 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31444 PR middle-end/34443
31445 * doc/extend.texi (section): Update description.
31447 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31449 PR middle-end/39345
31450 * tree-inline.c (remapped_type): New.
31451 (can_be_nonlocal): Call remapped_type instead of remap_type.
31453 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31456 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31457 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31459 2009-03-03 Richard Guenther <rguenther@suse.de>
31461 PR middle-end/39272
31462 * tree.c (tree_nonartificial_location): New function.
31463 * tree.h (tree_nonartificial_location): Declare.
31464 * builtins.c (expand_builtin_memory_chk): Provide location
31465 of the call location for artificial function pieces.
31466 (maybe_emit_chk_warning): Likewise.
31467 (maybe_emit_sprintf_chk_warning): Likewise.
31468 (maybe_emit_free_warning): Likewise.
31469 * expr.c (expand_expr_real_1): Likewise.
31471 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31473 PR tree-optimization/39343
31474 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31475 COMPONENT_REF t has ARRAY_TYPE.
31477 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31479 PR middle-end/39335
31480 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31481 when the type precision of the induction variable should be
31482 larger than the type precision of nit.
31483 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31484 * graphite.c (graphite_loop_normal_form): Same.
31485 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31487 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31489 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31490 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31491 numbers to describe clobbered registers.
31492 (*call_value_0_rex64_ms_sysv): Ditto.
31493 * config/i386/mmx.md (mmx_emms): Ditto.
31494 (mmx_femms): Ditto.
31496 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31498 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31501 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31503 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31504 (spu_section_type_flags): New function.
31506 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31508 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31509 reg_class_contents of FLOAT_REGS into a temporary.
31511 2009-03-02 Richard Guenther <rguenther@suse.de>
31512 Ira Rosen <irar@il.ibm.com>
31514 PR tree-optimization/39318
31515 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31516 information to the vectorized statement.
31518 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31520 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31521 variable. Use defined names instead of magic constants for REX SSE
31524 2009-03-01 Richard Guenther <rguenther@suse.de>
31526 PR tree-optimization/39331
31527 * omp-low.c (lower_send_shared_vars): Do not receive new
31528 values for the reference of DECL_BY_REFERENCE parms or results.
31530 2009-03-01 Jan Hubicka <jh@suse.cz>
31533 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31534 BLOCK_NONLOCALIZED_VAR): New macros.
31535 (tree_block): Add nonlocalized_vars.
31536 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31537 gen_decl_die): Add origin argument. Allow generation of die with
31538 origin at hand only.
31539 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31540 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31542 (gen_block_die): Fix checking for unused blocks.
31543 (process_scope_var): Break out from .... ; work with origins only.
31544 (decls_for_scope) ... here; process nonlocalized list.
31545 (dwarf2out_ignore_block): Look for nonlocalized vars.
31546 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31548 (dump_scope_block): Dump them.
31549 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31550 (remap_block): Likewise.
31551 (can_be_nonlocal): New predicate.
31552 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31554 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31556 * configure: Regenerate.
31558 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31560 * optc-gen.awk: No need to duplicate option flags twice.
31561 Reuse help texts for duplicate options which do not have any.
31563 * gcc.c (display_help): Document --version.
31565 * gcc.c (main): If print_help_list and verbose_flag, ensure
31566 driver output comes before subprocess output.
31568 * optc-gen.awk: Assign all remaining fields to help string,
31569 space-separated, for multi-line help in *.opt.
31571 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31572 -Wno-pedantic-ms-format is for MinGW targets only.
31574 * doc/options.texi (Option file format): Fix bad indentation,
31575 restoring dropped sentence.
31577 2009-02-28 Jan Hubicka <jh@suse.cz>
31579 * tree-inline.c (tree_function_versioning): Output debug info.
31581 2009-02-28 Jan Hubicka <jh@suse.cz>
31584 * tree-inline.c (setup_one_parameter): Do not copy propagate
31585 arguments when not optimizing.
31587 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31590 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31591 (avx_addsubv4df3): Likewise.
31592 (*avx_addsubv4sf3): Likewise.
31593 (sse3_addsubv4sf3): Likewise.
31594 (*avx_addsubv2df3): Likewise.
31595 (sse3_addsubv2df3): Likewise.
31596 (avx_unpckhps256): Correct item selectors.
31597 (avx_unpcklps256): Likewise.
31598 (avx_unpckhpd256): Likewise.
31599 (avx_unpcklpd256): Likewise.
31601 2009-02-28 Jan Hubicka <jh@suse.cz>
31603 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31605 (copy_arguments_for_versioning): If var is declared don't declare it.
31606 (tree_function_versioning): First setup substitutions and then copy
31609 2009-02-27 Jan Hubicka <jh@suse.cz>
31612 * cgraph.h (varpool_output_debug_info): Remove.
31613 * cgraphunit.c (varpool_output_debug_info): Remove.
31614 * dwarf2out.c (deferred_locations_struct): New struct
31615 (deferred_locations): New type.
31616 (deferred_locations_list): New static var.
31617 (deffer_location): New function.
31618 (gen_variable_die): Use it.
31619 (decls_for_scope): Output info on local static vars.
31620 (dwarf2out_finish): Process deferred locations.
31621 * varpool.c (varpool_output_debug_info): Remove.
31623 2009-02-27 Jan Hubicka <jh@suse.cz>
31626 * tree.h (TREE_PROTECTED): Fix comment.
31627 (BLOCK_HANDLER_BLOCK): Remove.
31628 (struct tree_block): Remove handler_block add body_block.
31629 (inlined_function_outer_scope_p): New.
31630 (is_body_block): Remove.
31631 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31632 * dwarf2out.c (is_inlined_entry_point): Remove.
31633 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31634 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31636 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31637 * gimplify.c (gimplify_expr): Gimplify body blocks.
31638 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31639 block with multiple subblocks.
31640 (dump_scope_block): Prettier output; dump more flags and info.
31641 (dump_scope_blocks): New.
31642 (remove_unused_locals): Use dump_scope_blocks.
31643 * tree-flow.h (dump_scope_blocks): Declare.
31644 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31645 * stmt.c (is_body_block): Remove.
31646 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31647 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31649 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31651 PR middle-end/39308
31652 * graphite.c (graphite_loop_normal_form): Do not call
31653 number_of_iterations_exit from a gcc_assert.
31655 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31657 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31658 jumps if COND is NULL.
31659 (find_cond_jump): New function.
31660 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31661 * config/s390/s390.md: Remove z10_cobra attribute value.
31663 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31665 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31666 force_const_mem returns NULL_RTX.
31668 2009-02-26 Jan Hubicka <jh@suse.cz>
31671 * cgraph.h (varpool_output_debug_info): Remove.
31672 * cgraphunit.c (varpool_output_debug_info): Remove.
31673 * dwarf2out.c (deferred_locations_struct): New struct
31674 (deferred_locations): New type.
31675 (deferred_locations_list): New static var.
31676 (deffer_location): New function.
31677 (gen_variable_die): Use it.
31678 (decls_for_scope): Output info on local static vars.
31679 (dwarf2out_finish): Process deferred locations.
31680 * varpool.c (varpool_output_debug_info): Remove.
31682 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31684 PR rtl-optimization/39241
31685 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31686 to subreg_offset_representable_p.
31688 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31690 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31691 execute function prototype. Get f and nregs from max_reg_num
31692 and get_insns. Remove the first backward pass as it's dead,
31693 guard the forward pass by flag_expensive_optimizations.
31694 (rest_of_handle_regmove): Delete.
31695 (pass_regmove): Replace it with regmove_optimize.
31697 2009-02-25 Martin Jambor <mjambor@suse.cz>
31699 PR tree-optimization/39259
31700 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31701 calls_alloca function flags.
31702 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31703 calls are detected.
31705 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31707 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31708 flags_set_1_rtx, flags_set_1_set): Delete.
31709 (regmove_optimize): Do not call mark_flags_life_zones.
31711 2009-02-24 Julian Brown <julian@codesourcery.com>
31714 * config/arm/arm.c (require_pic_register): Only set
31715 cfun->machine->pic_reg once per function.
31717 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31719 * doc/invoke.texi (Link Options): Document an easier way to pass
31720 options that take arguments to the GNU linker using -Xlinker and -Wl.
31722 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31725 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31727 2009-02-24 Richard Guenther <rguenther@suse.de>
31730 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31732 2009-02-24 Richard Guenther <rguenther@suse.de>
31733 Zdenek Dvorak <ook@ucw.cz>
31735 PR tree-optimization/39233
31736 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31737 from converting them to a generic type.
31739 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31741 PR tree-optimization/39260
31742 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31743 contains a condition with a real type.
31744 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31746 2009-02-23 Jason Merrill <jason@redhat.com>
31749 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31750 narrowing_initializer_constant_valid_p.
31751 (narrowing_initializer_constant_valid_p): Don't return
31752 null_pointer_node for adding a pointer to itself.
31754 2009-02-23 Jan Hubicka <jh@suse.cz>
31757 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31760 2009-02-23 Jan Hubicka <jh@suse.cz>
31762 PR tree-optimization/37709
31763 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31764 * tree.h (block_ultimate_origin): Declare.
31765 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31766 * tree-ssa-live.c (remove_unused_scope_block_p):
31767 Eliminate blocks containig no instructions nor live variables nor
31769 (dump_scope_block): New function.
31770 (remove_unused_locals): Enable removal of dead blocks by default;
31771 enable dumping at TDF_DETAILS.
31773 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31775 * config/i386/i386.c (classify_argument): Don't allow COImode
31777 (function_arg_advance_32): Don't allow OImode.
31778 (function_arg_32): Likewise.
31779 (function_value_32): Likewise.
31780 (return_in_memory_32): Likewise.
31781 (function_arg_64): Remove OImode comment.
31783 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31786 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31787 ix86_expand_vector_set for V4DImode in 64bit mode only.
31788 (ix86_expand_vector_init_one_var): Likewise.
31790 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31792 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31794 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31797 * loop-iv.c: Revert last change.
31798 * emit-rtl.c: Likewise.
31800 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31803 * config/i386/i386.c (type_natural_mode): Remove an extra
31804 space in the warning message.
31805 (function_value_32): Handle 32-byte vector modes.
31806 (return_in_memory_32): Likewise.
31808 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31810 * loop-iv.c (truncate_value): New function.
31811 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31813 (lowpart_subreg): Move to...
31814 * emit-rtl.c: ...here.
31816 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31818 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31819 accidental and undocumented change at revision 140860.
31821 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31823 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31824 take gimple_seq * arguments.
31825 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31826 types_compatible_p langhook.
31828 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31829 Joseph Myers <joseph@codesourcery.com>
31831 * config/arm/arm.c (arm_builtin_va_list): New function.
31832 (arm_expand_builtin_va_start): Likewise.
31833 (arm_gimplify_va_arg_expr): Likewise.
31834 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31835 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31836 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31837 (va_list_type): New variable.
31838 (arm_mangle_type): Mangle va_list_type appropriately.
31840 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31842 PR middle-end/39157
31843 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31844 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31845 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31846 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31847 parameter to 1000 for -O1 by default.
31848 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31850 * loop-invariant.c: Include params.h.
31851 (move_loop_invariants): Don't call move_single_loop_invariants on
31854 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31856 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31857 offset when calculating bounds for indexing stack_usage_map. Fixes
31858 a buffer overflow with certain target setups.
31860 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31863 * calls.c (expand_call): Clear try_tail_call if caller and callee
31864 disagree in promotion of function return value.
31866 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31869 * c-common.c (c_determine_visibility): If visibility changed and
31870 DECL_RTL has been already set, call make_decl_rtl to update symbol
31873 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31876 * varasm.c (assemble_variable): Don't check DECL_NAME when
31877 globalizing a variable.
31879 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31882 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31883 expression before any __builtin_trap call.
31884 * c-typeck.c (build_function_call): Convert and check function
31885 arguments before generating a call to a trap. Evaluate the
31886 function arguments before the trap.
31888 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31891 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31892 (UNSPEC_FXAM_MEM): New unspec.
31893 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31894 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31895 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31897 2009-02-19 Richard Guenther <rguenther@suse.de>
31899 PR tree-optimization/39207
31900 PR tree-optimization/39074
31901 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31902 storedanything_tree): New.
31903 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31904 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31905 (build_succ_graph): Add edges from STOREDANYTHING to all
31907 (init_base_vars): Initialize STOREDANYTHING.
31908 (compute_points_to_sets): Free substitution info after
31909 building the succ graph.
31910 (ipa_pta_execute): Likewise.
31912 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31914 (do_ds_constraint): Do not add to special var or non-pointer
31916 (type_could_have_pointers): Split out from ...
31917 (could_have_pointers): ... here. For arrays use the element type.
31918 (create_variable_info_for): Initialize may_have_pointers.
31919 (new_var_info): Likewise.
31920 (handle_lhs_call): Make the HEAP variable unknown-sized.
31921 (intra_create_variable_infos): Use a type with pointers for
31922 PARM_NOALIAS, make it unknown-sized.
31924 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31927 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31929 2009-02-18 Jason Merrill <jason@redhat.com>
31932 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31933 value if DECL_EXTERNAL.
31934 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31935 * target.h (gcc_target::binds_local_p): Clarify "module".
31936 * tree.h (TREE_PUBLIC): Clarify "module".
31938 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31941 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31942 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31944 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31947 * c.opt (Wabi): Support C and ObjC.
31950 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31952 * config/i386/i386.c (classify_argument): Warn once about the ABI
31953 change when passing union with long double.
31955 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31957 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31960 * c-parser.c (c_parser_compound_statement): Always enter and leave
31963 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31966 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31968 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31970 PR tree-optimization/36922
31971 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31972 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31975 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31977 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31980 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31982 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31984 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31986 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31989 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31990 Richard Sandiford <rdsandiford@googlemail.com>
31992 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31993 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31994 (loongson_biadd): ...this.
31996 2009-02-17 Richard Guenther <rguenther@suse.de>
31998 PR tree-optimization/39202
31999 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
32000 a var make sure to follow existing collapses.
32002 2009-02-17 Richard Guenther <rguenther@suse.de>
32004 PR middle-end/39214
32005 * langhooks.c (lhd_print_error_function): Check for NULL block.
32007 2009-02-17 Richard Guenther <rguenther@suse.de>
32009 PR tree-optimization/39204
32010 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32013 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
32015 * config/soft-fp/double.h: Update from glibc CVS.
32017 2009-02-17 Richard Guenther <rguenther@suse.de>
32019 PR tree-optimization/39207
32020 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32021 strict-aliasing warnings for pointers pointing to NULL.
32023 2009-02-16 Joseph Myers <joseph@codesourcery.com>
32026 * c-parser.c (c_parser_braced_init): Call pop_init_level when
32027 skipping until next close brace.
32029 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
32032 * config/i386/i386.c (ix86_expand_push): Set memory alignment
32033 to function argument boundary.
32035 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32037 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
32038 in the lea_add. Reload eventually constraints it properly.
32039 * config/picochip/constraints.md: Remove the target constraint
32040 "b", since it is not needed anymore.
32042 2009-02-16 Jakub Jelinek <jakub@redhat.com>
32044 * gthr-dce.h: Uglify function parameter and local variable names.
32045 * gthr-gnat.h: Likewise.
32046 * gthr-mipssde.h: Likewise.
32047 * gthr-nks.h: Likewise.
32048 * gthr-posix95.h: Likewise.
32049 * gthr-posix.h: Likewise.
32050 * gthr-rtems.h: Likewise.
32051 * gthr-single.h: Likewise.
32052 * gthr-solaris.h: Likewise.
32053 * gthr-tpf.h: Likewise.
32054 * gthr-vxworks.h: Likewise.
32055 * gthr-win32.h: Likewise.
32057 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
32060 * config/i386/i386.md: Restrict the new peephole2 to move
32061 between MMX/SSE registers.
32063 2009-02-15 Richard Guenther <rguenther@suse.de>
32066 2009-02-13 Richard Guenther <rguenther@suse.de>
32068 * configure.ac: Enable LFS.
32069 * configure: Re-generate.
32070 * config.in: Likewise.
32072 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32074 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32075 spu_srqwbyte, spu_srqwbytebc): Define.
32076 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32077 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32078 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32079 "shrqby_<mode>"): New insn-and-split patterns.
32080 * config/spu/spu.c (expand_builtin_args): Determine and return
32081 number of operands using spu_builtin_description data.
32082 (spu_expand_builtin_1): Use it.
32084 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32087 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32090 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32093 * config/i386/i386.c (override_options): Correct warning
32094 messages for -malign-loops, -malign-jumps and -malign-functions.
32096 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32099 * config/i386/i386.md: Restrict the new peephole2 to move
32100 between the general purpose registers.
32102 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32105 * config/i386/i386.c (type_natural_mode): Add a new argument.
32106 Return the original mode and warn ABI change if vector size is 32byte.
32107 (function_arg_advance): Updated.
32108 (function_arg): Likewise.
32109 (ix86_function_value): Likewise.
32110 (ix86_return_in_memory): Likewise.
32111 (ix86_sol10_return_in_memory): Likewise.
32112 (ix86_gimplify_va_arg): Likewise.
32113 (function_arg_32): Don't warn ABX ABI change here.
32114 (function_arg_64): Likewise.
32116 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32118 * loop-iv.c (implies_p): In the final case, test that operands 0
32119 of the two comparisons match.
32121 * config/bfin/bfin.c (find_prev_insn_start): New function.
32122 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32123 (find_next_insn_start): Move.
32125 2009-02-13 Richard Guenther <rguenther@suse.de>
32127 * configure.ac: Enable LFS.
32128 * configure: Re-generate.
32129 * config.in: Likewise.
32131 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32134 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32135 sizes on syntax error after some arguments have been parsed.
32137 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32139 * doc/invoke.texi (-fira): Remove.
32141 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32143 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32144 * recog.c: Likewise.
32147 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32149 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32150 (umul_ppmm): Likewise.
32151 (count_leading_zeros): Likewise.
32152 (count_trailing_zeros): Likewise.
32153 (UMUL_TIME): Likewise.
32155 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32157 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32158 soft-fp/t-softfp to tmake_file.
32160 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32161 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32162 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32163 IA64_BUILTIN_INFQ]: New.
32164 (ia64_init_builtins): Initialize __builtin_infq,
32165 __builtin_fabsq and __builtin_copysignq if not HPUX.
32166 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32167 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32169 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32171 (__fixtfti): Likewise.
32172 (__fixunstfti): Likewise.
32173 (__floattitf): Likewise.
32175 * config/ia64/libgcc-glibc.ver: New.
32176 * config/ia64/t-fprules-softfp: Likewise.
32177 * config/ia64/sfp-machine.h: Likewise.
32179 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32180 (LIBGCC2_TF_CEXT): Likewise.
32181 (TF_SIZE): Likewise.
32182 (TARGET_INIT_LIBFUNCS): Likewise.
32184 * config/ia64/t-glibc (SHLINB_MAPFILES):
32185 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32187 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32189 * config/i386/i386.c (construct_container): Rewrite processing
32190 BLKmode with X86_64_SSE_CLASS.
32192 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32195 * config/i386/i386.md: Replace simplify_replace_rtx with
32196 replace_rtx in the new peephole2.
32198 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32200 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32201 loop unrolling do not happen at -O2.
32203 2009-02-12 Michael Matz <matz@suse.de>
32205 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32207 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32209 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32212 2009-02-12 Ben Elliston <bje@au.ibm.com>
32214 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32215 patterns when updating the back chain. Missed in the 2009-02-10
32218 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32220 * doc/extend.texi (Decimal Floating Types): Update identifier of
32221 draft TR and list of missing support.
32223 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32225 PR middle-end/39154
32226 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32227 bit to variable length decl's flags, add it also to its
32228 pointer replacement variable.
32230 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32231 Jakub Jelinek <jakub@redhat.com>
32234 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32235 (memory_blockage): New expander.
32236 (*memory_blockage): New insn pattern.
32237 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32238 instead of general blockage at the end of function prologue when
32239 frame pointer is used to access red zone area. Do not emit blockage
32240 when profiling, it is emitted in generic code.
32241 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32242 function epilogue when frame pointer is used to access red zone area.
32244 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32247 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32248 by arithmetic with memory operands.
32249 * config/i386/predicates.md (commutative_operator): New.
32251 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32253 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32256 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32258 * alias.h (record_alias_subset): Declare.
32259 * alias.c (record_alias_subset): Make global.
32261 2009-02-10 Nick Clifton <nickc@redhat.com>
32263 * tree-parloops.c: Change license to GPLv3.
32264 * ipa-struct-reorg.c: Change license to GPLv3.
32265 * ipa-struct-reorg.h: Change license to GPLv3.
32267 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32270 * c-decl.c (start_struct): Return NULL on error.
32272 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32274 PR middle-end/39124
32275 * cfgloopmanip.c (remove_path): Call remove_bbs after
32276 cancel_loop_tree, not before it.
32279 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32280 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32281 VAR_DECLs were seen.
32282 * tree-ssa-live.c (remove_unused_locals): Recompute
32283 cfun->has_local_explicit_reg_vars.
32284 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32285 copies or clearings if cfun->has_local_explicit_reg_vars.
32287 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32290 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32291 of function prologue when frame pointer is used to access
32294 2009-02-10 Richard Guenther <rguenther@suse.de>
32296 PR middle-end/39127
32297 * gimplify.c (gimple_regimplify_operands): Always look if
32298 we need to create a temporary.
32300 2009-02-10 Richard Guenther <rguenther@suse.de>
32302 PR tree-optimization/39132
32303 * tree-loop-distribution.c (todo): New global var.
32304 (generate_memset_zero): Trigger TODO_rebuild_alias.
32305 (tree_loop_distribution): Return todo.
32307 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32310 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32311 (x86_64_reg_class_name): Removed.
32312 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32313 first one isn't X86_64_SSE_CLASS or any other ones aren't
32314 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32315 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32316 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32317 and 3 X86_64_SSEUP_CLASS.
32318 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32319 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32321 2009-02-10 Ben Elliston <bje@au.ibm.com>
32323 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32324 form instruction to update the stack back chain word, even if the
32325 user has disabled the generation of update instructions.
32326 (movdi_<mode>_update_stack): New.
32327 (movsi_update_stack): Likewise.
32328 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32329 always use an update form instruction to update the stack back
32332 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32334 PR middle-end/38953
32335 * graphite.c (if_region_set_false_region): After moving a region in
32336 the false branch of a condition, remove the empty dummy basic block.
32337 (gloog): Remove wrong fix for PR38953.
32339 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32341 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32342 generation due to implicit sign extension.
32344 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32346 PR middle-end/38981
32347 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32348 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32350 2009-02-09 Richard Guenther <rguenther@suse.de>
32352 PR middle-end/35202
32353 * convert.c (convert_to_real): Disable (float)fn((double)x)
32354 to fnf(x) conversion if errno differences may occur and
32355 -fmath-errno is set.
32357 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32359 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32360 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32361 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32363 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32366 * c-common.c (handle_alias_attribute): Disallow attribute for
32367 anything not a FUNCTION_DECL or VAR_DECL.
32369 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32372 * real.c (do_compare): Special-case compare of zero against
32373 decimal float value.
32375 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32378 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32379 as indicating flexible array members unless the field itself is
32380 being declarared as the incomplete array.
32382 2009-02-06 Jan Hubicka <jh@suse.cz>
32384 PR tree-optimization/38844
32385 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32386 is already inlined.
32388 2009-02-06 Richard Guenther <rguenther@suse.de>
32390 PR middle-end/38977
32391 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32392 fork because we may expand it as __gcov_fork.
32394 2009-02-06 Nick Clifton <nickc@redhat.com>
32396 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32398 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32400 PR tree-optimization/35659
32401 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32402 vn_phi_eq): Shortcut if hashcode does not match.
32403 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32405 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32406 and avoid iterative_hash_expr.
32407 (FOR_EACH_VALUE_ID_IN_SET): New.
32408 (value_id_compare): Remove.
32409 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32410 sort expressions by value id.
32412 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32415 * config/sh/predicates.md (general_movsrc_operand): Don't check
32416 the subreg of system registers here.
32418 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32421 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32422 on the copied decl.
32424 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32426 PR rtl-optimization/39110
32427 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32428 addresses, not aligned ones.
32430 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32431 Richard Guenther <rguenther@suse.de>
32433 PR tree-optimization/39100
32434 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32435 comment says and add edges.
32437 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32440 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32441 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32443 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32445 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32446 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32447 register_bb_in_sese, new_sese, free_sese): Moved.
32448 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32449 outermost_loop_in_scop, build_scop_iteration_domain,
32450 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32451 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32452 Use loop_in_sese_p instead of loop_in_scop_p.
32453 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32454 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32455 (scopdet_basic_block_info): Fix bug in scop detection.
32456 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32457 eq_loop_to_cloog_loop): Remove.
32458 (nb_loops_around_loop_in_scop, nb_loop
32459 ref_nb_loops): Moved here...
32460 * graphite.h (ref_nb_loops): ... from here.
32461 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32462 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32463 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32465 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32466 Hans-Peter Nilsson <hp@axis.com>
32468 PR rtl-optimization/37889
32469 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32470 Move offset handling from PLUS to before the switch. Use new
32471 arguments when considering SYMBOL_REFs too.
32472 (rtx_addr_can_trap_p): Pass dummy offset and size.
32473 (enum may_trap_p_flags): Remove.
32474 (may_trap_p_1): Pass size from MEM_SIZE.
32476 PR rtl-optimization/38921
32477 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32478 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32479 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32480 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32482 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32484 AVX Programming Reference (January, 2009)
32485 * config/i386/sse.md (*vpclmulqdq): New.
32487 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32489 PR tree-optimization/38977
32490 PR gcov-profile/38292
32491 * calls.c (special_function_p): Disregard __builtin_ prefix.
32493 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32495 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32496 non-indexable addresses even before reload.
32498 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32501 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32502 as having variable size. Do not give an error for unnamed
32503 parameters with [*] declarators. Give a warning for type names
32504 with [*] declarators and mark them as variable size.
32505 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32506 for sizeof applied to [*] type names.
32508 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32511 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32513 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32515 * gcc.c (process_command): Update copyright notice dates.
32516 * gcov.c (print_version): Likewise.
32517 * gcov-dump.c (print_version): Likewise.
32518 * mips-tfile.c (main): Likewise.
32519 * mips-tdump.c (main): Likewise.
32521 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32524 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32525 for composite type involving a zero-length array type.
32527 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32530 * function.c (match_asm_constraints_1): Skip over
32531 initial optional % in the constraint.
32533 PR inline-asm/39059
32534 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32535 supported, don't accept FIXED_CSTs.
32536 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32537 and _Sat is used without _Fract/_Accum. Set specs->type to
32538 integer_type_node for cts_fract/cts_accum if fixed point is not
32541 2009-02-02 Catherine Moore <clm@codesourcery.com>
32543 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32545 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32547 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32548 (ABI_HAS_64BIT_SYMBOLS): Use it.
32549 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32551 2009-02-02 Paul Brook <paul@codesourcery.com>
32553 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32555 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32557 PR inline-asm/39058
32558 * recog.h (asm_operand_ok): Add constraints argument.
32559 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32560 recurse on matching constraint.
32561 (check_asm_operands): Pass constraints as 3rd argument to
32562 asm_operand_ok. Don't look up matching constraint here.
32563 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32566 2009-02-02 Ben Elliston <bje@au.ibm.com>
32568 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32569 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32571 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32573 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32574 information. Remove some obsolete information. Reorganize.
32576 * config/pa/fptr.c: Revert license to GPL 2.
32577 * config/pa/milli64.S: Likewise.
32579 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32582 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32583 LIBRARY name in, instead of hard-coding it.
32584 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32585 extra target make frag to tmake_files according to EH model.
32586 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32587 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32588 frags that define makefile variable EH_MODEL appropriately.
32589 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32590 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32591 to "-sjlj" according to type of EH configured.
32592 (LIBGCC_SONAME): Concatenate it to shared library base name.
32593 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32594 to "_sjlj" according to type of EH configured.
32595 (LIBGCC_SONAME): Concatenate it to shared library base name.
32596 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32597 (SHLIB_LINK): Add missing semicolon to if-else construct.
32598 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32599 string value of "pe_dll" command-line option.
32600 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32601 (SHLIB_SONAME): Use it when overriding t-cygming default.
32602 (SHLIB_IMPLIB): Override t-cygming default.
32603 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32604 string value of "pe_dll" command-line option.
32606 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32609 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32610 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32612 2009-01-31 Richard Guenther <rguenther@suse.de>
32614 PR tree-optimization/38937
32615 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32616 computing the transitive closure.
32618 2009-01-30 Richard Guenther <rguenther@suse.de>
32620 PR tree-optimization/39041
32621 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32622 Propagate variable indices only if the types match for this stmt.
32624 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32627 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32628 inline but never defined.
32630 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32632 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32633 (*insv_h_di_reg_extimm): New insn.
32634 (*insv_l<mode>_reg_extimm): New insn.
32636 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32638 * config/picochip/picochip.c (flag_conserve_stack): set
32639 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32640 fconserve-stack. Reduce call-overhead used by inliner.
32642 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32645 * common.opt (flag_conserve_stack): Initialised to zero.
32647 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32650 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32651 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32654 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32656 * ira-color.c (allocno_reload_assign): Update comments.
32657 * regmove.c (regmove_optimize): Likewise.
32661 2009-01-29 Robert Millan <rmh@aybabtu.com>
32663 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32664 * config/i386/kopensolaris-gnu.h: New file. Undefine
32665 `MD_UNWIND_SUPPORT'.
32666 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32668 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32670 PR tree-optimization/39007
32671 * tree-loop-distribution.c (generate_builtin): Use
32672 recompute_dominator to compute the immediate dominator of the
32673 basic block just after the loop.
32675 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32677 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32678 (ASM_OUTPUT_DWARF_PCREL): Define.
32680 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32682 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32683 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32684 global. Modify entries about regmove and IRA.
32686 * ra-conflict.c: Remove the file.
32688 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32690 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32691 (pass_regclass_init): Rename to pass_reginfo_init.
32693 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32695 * toplev.h (flag_ira): Remove.
32697 * caller-save.c (setup_save_areas): Remove flag_ira.
32699 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32701 * global.c: Remove the file.
32703 * opts.c (decode_options): Remove flag_ira.
32705 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32707 * regmove.c: Modify file description.
32708 (find_use_as_address, try_auto_increment): Define them only if
32709 AUTO_INC_DEC is defined.
32710 (replacement_quality, replace_in_call_usage, fixup_match_1,
32711 stable_and_no_regs_but_for_p): Remove.
32712 (reg_set_in_bb): Make it static.
32713 (regmove_optimize): Remove flag_ira and code which worked for
32716 * local-alloc.c: Remove the file.
32718 * common.opt (fira): Remove.
32720 * ira.c: Include except.h.
32721 (eliminable_regset): Move from global.c.
32722 (mark_elimination): Ditto. Remove flag_ira.
32723 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32724 equiv_mem_modified, validate_equiv_mem_from_store,
32725 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32726 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32727 no_equiv, recorded_label_ref): Move from local-alloc.c.
32728 (update_equiv_regs): Ditto. Make it static.
32729 (print_insn_chain, print_insn_chains): Move it from global.c.
32730 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32731 (build_insn_chain): Ditto. Make it static.
32732 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32733 Rename to init_live_subregs.
32734 (gate_ira): Remove flag_ira.
32736 * regclass.c: Rename reginfo.c. Change file description.
32737 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32738 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32739 (init_reg_sets_1): Remove code for evaluation of
32740 reg_class_superclasses and losing_caller_save_reg_set.
32741 (init_regs): Remove init_reg_autoinc.
32742 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32743 ok_for_base_p_nonstrict): Remove.
32744 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32745 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32746 corresponding entries.
32747 (dump_regclass, record_operand_costs, scan_one_insn,
32748 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32749 record_address_regs, auto_inc_dec_reg_p): Remove.
32750 (gt-regclass.h): Rename to gt-reginfo.h.
32752 * rtl.h (dump_global_regs, retry_global_alloc,
32753 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32755 * Makefile.in (RA_H): Remove.
32756 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32757 Rename regclass.o to reginfo.o.
32758 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32760 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32761 (GTFILES): Rename regclass.c to reginfo.c.
32763 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32764 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32766 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32767 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32769 (finish_spills): Ditto. Remove code for !flag_ira.
32771 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32773 PR middle-end/35854
32774 * doc/invoke.texi (rtl debug options): Complete rewrite.
32775 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32777 * mode-switching.c (pass_mode_switching): Rename pass from
32778 "mode-sw" to "mode_sw".
32779 * except.c (pass_convert_to_eh_ranges): Rename pass from
32780 "eh-ranges" to "eh_ranges".
32781 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32785 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32786 Alexander Monakov <amonakov@ispras.ru>
32788 PR middle-end/38857
32789 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32791 (move_exprs_to_boundary): Change return type and pass through
32792 should_move from move_op. Relax assert. Update usage ...
32793 (schedule_expr_on_boundary): ... here. Use should_move instead of
32795 (move_op_orig_expr_found): Indicate that insn was disconnected from
32797 (code_motion_process_successors): Do not call after_merge_succs
32798 callback if original expression was not found when traversing any of
32800 (code_motion_path_driver): Change return type. Update prototype.
32801 (move_op): Update comment. Add a new parameter (should_move). Update
32802 prototype. Set *should_move based on indication provided by
32803 move_op_orig_expr_found.
32805 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32807 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32808 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32809 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32810 * config/rs6000/rs6000.c (rs6000_override_options): Default
32811 avoid-indexed-addresses on for Power6, off for everything else.
32812 (avoiding_indexed_address_p): New function.
32813 (rs6000_legitimize_address): Use it.
32814 (rs6000_legitimate_address): Likewise.
32815 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32817 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32819 PR tree-optimization/38997
32820 * tree-loop-distribution.c (generate_memset_zero): Use
32821 POINTER_PLUS_EXPR for a pointer addition.
32823 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32825 * config/s390/s390.md (bswap<mode>2): New pattern added.
32827 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32829 * config/s390/s390.md (*tls_load_31): Added type attribute.
32831 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32833 * config/s390/s390.md: Fix a few comments.
32835 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32837 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32838 (*tm<mode>_full): Fixed z10prop attribute.
32839 (*tst<mode>_extimm): Fixed z10prop attribute.
32840 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32841 (*tstqiCCT_cconly): Fixed z10prop attribute.
32842 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32843 (*movsi_larl): Fixed z10prop attribute.
32844 (*movsi_zarch): Fixed z10prop attribute.
32845 (*movsi_eas): Fixed z10prop attribute.
32846 (*movhi): Fixed z10prop attribute.
32847 (*movqi): Fixed z10prop attribute.
32848 (*movstrictqi): Fixed z10prop attribute.
32849 (*mov<mode>): Fixed z10prop attribute.
32850 (*movcc): Fixed z10prop attribute.
32851 (*sethighpartdi_64): Fixed z10prop attribute.
32852 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32853 (*negdi2_sign_cc): Fixed z10prop attribute.
32854 (*negdi2_sign): Fixed z10prop attribute.
32855 (*absdi2_sign_cc): Fixed z10prop attribute.
32856 (*absdi2_sign): Fixed z10prop attribute.
32857 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32858 (*negabsdi2_sign): Fixed z10prop attribute.
32859 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32860 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32861 (doloop_si64): Fixed z10prop attribute.
32862 (doloop_si31): Fixed z10prop attribute.
32863 (doloop_long): Fixed z10prop attribute.
32864 (indirect_jump): Fixed z10prop attribute.
32865 (nop): Fixed z10prop attribute.
32866 (main_base_64): Fixed z10prop attribute.
32867 (reload_base_64): Fixed z10prop attribute.
32869 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32871 PR rtl-optimization/38740
32872 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32874 * config/mips/mips.c (mips_reorg): Likewise.
32876 2009-01-28 Richard Guenther <rguenther@suse.de>
32878 PR tree-optimization/38926
32879 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32880 with the correct value id to a value.
32881 (do_regular_insertion): Use the value number of edoubleprime
32882 for the value number of the expr.
32885 2008-08-21 Richard Guenther <rguenther@suse.de>
32887 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32888 a PHI ask VN if it is already available.
32889 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32890 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32892 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32894 PR middle-end/38934
32895 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32896 set to varying whenever max has TREE_OVERFLOW set, similarly
32897 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32899 2009-01-28 Richard Guenther <rguenther@suse.de>
32901 PR middle-end/38908
32902 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32903 uninitialized aggregate uses in call arguments.
32905 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32907 PR tree-optimization/38984
32908 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32909 the nothing_id variable if -fno-delete-null-pointer-checks.
32911 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32914 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32915 (set_got_offset_rex64): Ditto.
32917 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32920 * doc/extend.texi: Improve local variable with asm reg.
32922 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32924 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32925 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32926 was not supplied then set warn_packed_bitfield_compat to the
32927 default value of 1.
32928 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32931 2009-01-27 Richard Guenther <rguenther@suse.de>
32933 PR tree-optimization/38503
32934 * cfgexpand.c (expand_gimple_basic_block): Ignore
32935 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32936 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32937 variables that cannot have TBAA applied.
32938 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32941 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32943 PR middle-end/38969
32944 * calls.c (initialize_argument_information): Do not wrap complex
32945 arguments in SAVE_EXPR.
32947 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32949 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32950 (INSTALL_LIBGCC): Revert typo commit.
32952 2009-01-26 Richard Guenther <rguenther@suse.de>
32954 PR tree-optimization/38745
32955 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32956 from special handling.
32958 2009-01-26 Richard Guenther <rguenther@suse.de>
32960 PR tree-optimization/38745
32961 * tree-ssa.c (execute_update_addresses_taken): Do not include
32962 variables that cannot possibly be a register in not_reg_needs.
32963 Do not clear TREE_ADDRESSABLE on vars that may not become
32965 * tree-ssa.c (update_alias_info_1): Include those in the set
32966 of addressable vars.
32968 2009-01-26 Richard Guenther <rguenther@suse.de>
32970 PR middle-end/38851
32971 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32972 * tree-ssa-dse.c: Include langhooks.h
32973 (execute_simple_dse): Remove stores with zero size.
32975 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32978 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32981 2009-01-24 Julian Brown <julian@codesourcery.com>
32983 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32984 config/arm/linux-atomic.c.
32985 * config/arm/linux-atomic.c: New.
32987 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32989 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32990 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32991 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32993 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32996 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32999 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
33001 PR tree-optimization/38953
33002 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
33003 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33004 (gloog): Split the exit of the scop when the scop exit is a loop exit.
33005 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33008 2009-01-24 Paul Brook <paul@codesourcery.com>
33010 * config/arm/neon.md (neon_type): Move to arm.md.
33011 (neon_mov<VSTRUCT>): Add neon_type attribute.
33012 * config/arm/arm.md (neon_type): Move to here.
33013 (conds): Add "unconditioal" and use as default for NEON insns.
33015 2009-01-24 Ben Elliston <bje@au.ibm.com>
33017 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33018 void *' warning from -Wc++-compat.
33019 * Makefile.in (dominance.o-warn): Remove.
33021 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
33023 PR tree-optimization/38932
33024 * fold-const.c (fold_unary_ignore_overflow): New.
33025 * tree.h (fold_unary_ignore_overflow): Declare.
33026 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33027 * tree-ssa-sccvn.c (visit_reference_op_load,
33028 simplify_unary_expression): Likewise.
33030 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
33032 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
33033 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
33034 regardless of their type.
33035 * c-common.c (handle_packed_attribute): Don't ignore packed on
33037 * c.opt (Wpacked-bitfield-compat): New warning option.
33038 * stor-layout.c (place_field): Warn if offset of a field changed.
33039 * doc/extend.texi (packed): Mention the ABI change.
33040 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33041 (Warning Options): Add it to the list.
33043 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
33045 * c-opts.c (c_common_post_options): Fix a typo in comments.
33047 2009-01-22 Steve Ellcey <sje@cup.hp.com>
33049 PR middle-end/38615
33050 * gimplify.c (gimplify_init_constructor): Fix promotion of const
33051 variables to static.
33052 * doc/invoke.texi (-fmerge-all-constants): Update description.
33054 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
33057 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33058 (*movdi_1_rex64): Use type "mmx" for alternative 5.
33060 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
33062 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33064 (LOCAL_ALIGNMENT): Similarly.
33066 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33067 Joseph Myers <joseph@codesourcery.com>
33069 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33070 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33071 * config/arm/arm-tune.md: Regenerate.
33072 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33075 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33077 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33078 version number to five.
33080 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33083 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33084 * c-common.c (set_underlying_type): Likewise.
33085 (is_typedef_decl ): Likewise
33087 (set_underlying_type): Likewise.
33088 (is_typedef_type): Likewise.
33090 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33092 PR middle-end/38587
33093 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33096 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33099 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33100 (LIBGCC_SPEC): Don't define.
33101 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33103 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33105 PR rtl-optimization/38879
33106 * alias.c (base_alias_check): Unaligned access via AND address can
33107 alias all surrounding object types except those with sizes equal
33108 or wider than the size of unaligned access.
33110 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33113 * c-decl.c (clone_underlying_type): Move this ...
33114 * c-common.c (set_underlying_type): ... here.
33115 Also, make sure the function properly sets TYPE_STUB_DECL() on
33116 the newly created typedef variant type.
33117 (is_typedef_decl ): New entry point.
33118 * tree.h: Added a new member member_types_needing_access_check to
33119 struct tree_decl_non_common.
33120 (set_underlying_type): New entry point.
33121 (is_typedef_type): Likewise.
33123 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33125 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33126 Check whether two instructions have memory references that
33127 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33128 are helper functions for traversing.
33129 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33130 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33131 not to draw dependency edge for instructions with non-conflicting
33134 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33137 * longlong.h: Update copyright years. Use soft-fp license notice.
33138 Sync __clz_tab declaration with glibc.
33140 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33143 * doc/extend.texi (syscall_linkage): New.
33144 (version_id): Modify.
33146 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33147 Richard Guenther <rguenther@suse.de>
33149 PR tree-optimization/38747
33150 PR tree-optimization/38748
33151 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33152 conversion if the base address is an indirect reference and the
33153 aliasing sets could cause issues.
33155 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33157 * common.opt (fgraphite, fgraphite-identity): Add comment for
33158 explaining why these options are not documented.
33160 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33162 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33163 gimple_call_lhs is NULL.
33165 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33168 * emit-rtl.c (adjust_address_1): Make sure memref is never
33171 2009-01-20 Ben Elliston <bje@au.ibm.com>
33173 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33174 const qualifier from arg parameter. Remove unnecessary cast to char *.
33175 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33176 const qualifier from arg 2.
33178 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33180 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33182 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33185 * rtl.h (reinit_regs): New prototype.
33186 * regclass.c: Include ira.h.
33187 (reinit_regs): New.
33188 * Makefile.in (regclass.o): Add ira.h.
33189 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33191 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33194 * c-common.c (handle_aligned_attribute): Use
33195 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33196 default alignment value.
33198 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33200 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33201 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33203 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33204 __BIGGEST_ALIGNMENT__.
33206 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33208 2009-01-18 Richard Guenther <rguenther@suse.de>
33210 PR tree-optimization/38819
33211 * tree-flow.h (operation_could_trap_helper_p): Declare.
33212 * tree-eh.c (operation_could_trap_helper_p): Export.
33213 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33214 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33215 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33216 are about to insert a possibly trapping instruction and fail
33219 2009-01-18 Andreas Schwab <schwab@suse.de>
33221 * doc/install.texi (Configuration): Remove obsolete paragraph
33222 about use of --with-gnu-ld with --with-gnu-as.
33224 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33226 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33227 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33228 Follow spelling conventions.
33230 2009-01-18 Ben Elliston <bje@au.ibm.com>
33232 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33233 C++ warning about implicit conversion from void * to struct
33235 (bitmap_obstack_free): Likewise for bitmap_element *.
33236 * Makefile.in (bitmap.o-warn): Remove.
33238 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33240 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33242 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33243 Tobias Grosser <tobi.grosser@amd.com>
33245 * graphite.c (graphite_trans_scop_block): Do not block single
33248 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33250 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33251 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33252 test with assertion.
33254 2009-01-16 Richard Guenther <rguenther@suse.de>
33256 PR tree-optimization/38835
33257 PR middle-end/36227
33258 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33259 and INT + PTR -> (INT)(PTR p+ INT) folding.
33260 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33262 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33265 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33266 the subreg from a lowpart subreg if it is also casting the value.
33268 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33269 Tobias Grosser <tobi.grosser@amd.com>
33271 * graphite.c (compare_prefix_loops): New.
33272 (build_scop_canonical_schedules): Rewritten.
33273 (graphite_transform_loops): Move build_scop_canonical_schedules
33274 after build_scop_iteration_domain.
33276 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33277 Tobias Grosser <tobi.grosser@amd.com>
33279 * graphite.c (add_conditions_to_domain): Add the loops to
33280 the dimension of the iteration domain. Do copy the domain
33281 only when it exists.
33282 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33283 (add_conditions_to_constraints): New.
33284 (can_generate_code_stmt, can_generate_code): Removed.
33285 (gloog): Do not call can_generate_code.
33286 (graphite_transform_loops): Call add_conditions_to_constraints
33287 after building the iteration domain.
33289 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33291 PR tree-optimization/38789
33292 * tree-ssa-threadedge.c
33293 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33294 __builtin_constant_p.
33296 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33298 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33299 examined before deleting them.
33301 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33303 * function.c (aggregate_value_p): Correctly extract the function
33304 type from CALL_EXPR_FN lookup.
33306 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33308 * config/picochip/picochip.c (picochip_override_options): Revert
33309 CFI asm flag disable commited previously.
33311 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33312 Tobias Grosser <tobi.grosser@amd.com>
33313 Jan Sjodin <jan.sjodin@amd.com>
33315 * graphite.c (scan_tree_for_params): On substractions negate
33316 all the coefficients of the term.
33317 (clast_to_gcc_expression_red): New. Handle reduction expressions
33318 of more than two operands.
33319 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33320 (get_vdef_before_scop): Handle also the case of default definitions.
33322 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33324 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33325 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33326 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33328 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33329 Joey Ye <joey.ye@intel.com>
33331 PR middle-end/37843
33332 * cfgexpand.c (expand_stack_alignment): Don't update stack
33333 boundary nor check incoming stack boundary here.
33334 (gimple_expand_cfg): Update stack boundary and check incoming
33335 stack boundary here.
33337 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33339 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33341 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33343 PR rtl-optimization/38245
33344 * calls.c (expand_call): Add stack arguments to
33345 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33346 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33347 in regs and partially in memory or BLKmode arguments.
33348 (emit_library_call_value_1): Add stack arguments to
33349 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33350 ACCUMULATE_OUTGOING_ARGS).
33351 * dce.c: Include tm_p.h.
33352 (find_call_stack_args): New function.
33353 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33355 (mark_insn): Call find_call_stack_args for CALL_Ps.
33356 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33357 forwards. Allocate and free arg_stores bitmap if needed, pass it
33358 down to deletable_insn_p, don't mark stores set in arg_stores
33359 bitmap, clear the bitmap at the beginning of each bb.
33360 * Makefile.in (dce.o): Depend on $(TM_P_H).
33362 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33365 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33366 to make sure the insn is a conditional test (bug 22599). Reformat a
33369 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33371 PR middle-end/38431
33372 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33373 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33374 (gloog): Do not call cleanup_tree_cfg.
33375 (graphite_transform_loops): Call cleanup_tree_cfg after all
33376 scops have been code generated.
33378 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33379 * doc/gty.texi (Invoking the garbage collector): Added new node
33380 and section documenting ggc_collect.
33382 2009-01-14 Richard Guenther <rguenther@suse.de>
33384 PR tree-optimization/38826
33385 PR middle-end/38477
33386 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33387 initialization notes only if we actually emitted a warning.
33388 (intra_create_variable_infos): Add constraints for a result decl
33389 that is passed by hidden reference.
33390 (build_pred_graph): Mark all related variables non-direct on
33393 2009-01-14 Nick Clifton <nickc@redhat.com>
33395 * ira-conflicts.c: Include addresses.h for the definition of
33397 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33398 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33400 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33403 * Makefile.in (ira-lives.o): Add except.h.
33405 * ira-lives.c: Include except.h.
33406 (process_bb_node_lives): Process can_throw_internal.
33408 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33410 PR rtl-optimization/38774
33411 * combine.c (simplify_set): When undoing cc_use change, don't do
33412 PUT_CODE on the newly created comparison, but instead put back the
33415 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33417 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33418 values. Remove duplicate arm8 entry.
33420 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33422 PR tree-optimization/38786
33423 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33424 the SSA_NAME case of expand_scalar_variables_expr.
33425 Set the type of an expression to the type of its assign statement.
33426 (expand_scalar_variables_expr): Also gather the scalar computation
33427 used to index the memory access. Do not pass loop_p.
33428 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33429 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33430 the gimple_stmt_iterator where it inserts new code.
33431 Do not pass loop_p.
33432 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33433 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33435 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33437 * graphite.h (debug_value): Removed.
33438 * graphite.c (debug_value): Removed.
33440 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33442 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33443 ldrd/strd with two 32-bit instructions.
33445 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33447 * config/arm/arm.c (struct processors): Pass for speed down into
33448 cost helper functions.
33449 (const_ok_for_op): Handle COMPARE and inequality nodes.
33450 (arm_rtx_costs_1): Rewrite.
33451 (arm_size_rtx_costs): Update prototype.
33452 (arm_rtx_costs): Pass speed down to helper functions.
33453 (arm_slowmul_rtx_costs): Rework cost calculations.
33454 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33455 (arm_9e_rtx_costs): Likewise.
33457 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33459 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33460 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33461 (alpha_legitimize_address): Do not split local symbols wider than
33462 UNITS_PER_WORD into HIGH/LO_SUM parts.
33464 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33467 * gcc.c (process_command): Replace call to execvp with calls
33468 to pex_one and exit.
33470 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33473 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33474 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33475 variant for devices with 3-byte PC.
33476 (__tablejump_elpm__): New.
33478 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33481 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33482 offsetof member-designator, handle it as `[0].'.
33484 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33486 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33487 function when not using named sections on targets with named sections
33488 if branch distance is less than 262132.
33490 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33492 * combine.c (combine_instructions): Recompute
33493 optimize_this_for_speed_p for each BB in the main combine loop.
33495 2009-01-12 Tomas Bily <tbily@suse.cz>
33498 * tree-loop-distribution.c (prop_phis): New function.
33499 (generate_builtin): Call prop_phis.
33501 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33503 PR tree-optimization/38807
33504 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33505 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33507 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33509 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33510 subreg of op0 to the original op0.
33512 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33514 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33516 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33519 * mips-tfile.c (parse_def): Fix parsing of def strings
33520 starting with digits.
33522 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33525 * config/arm/arm.c (arm_is_long_call_p): Don't call
33526 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33528 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33530 * regrename.c (regrename_optimize): Fix dumping.
33531 (find_oldest_value_reg): Preserve REG_POINTER.
33532 (copy_hardreg_forward_1): Likewise.
33534 2009-01-09 Diego Novillo <dnovillo@google.com>
33536 * gimple.h (struct gimple_statement_base) <uid>: Document
33537 the restrictions on its use.
33538 (gimple_uid): Tidy.
33539 (gimple_set_uid): Tidy.
33541 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33543 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33544 zero guard even if align_bytes != 0 and count is smaller than
33547 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33549 PR rtl-optimization/38495
33550 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33551 (add_range_and_copies_from_move_list): Print all added ranges.
33552 Add ranges to memory optimized destination.
33554 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33558 * config/i386/i386.c (override_options): Reject
33559 -mstringop-strategy=rep_8byte with -m32.
33560 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33561 to 1. Do count comparison against epilogue_size_needed at compile
33562 time even when count_exp was constant forced into register. For
33563 size_needed don't jump to epilogue, instead just avoid aligning
33564 and invoke the body algorithm. If need_zero_guard, add zero guard
33565 even if count is non-zero, but smaller than size_needed + number of
33566 bytes that could be stored for alignment.
33567 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33568 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33569 but smaller than size_needed + number of bytes that could be stored
33570 for alignment. Compare size_needed with epilogue_size_needed instead
33571 of desired_align - align, don't adjust size_needed, pass
33572 epilogue_size_needed to the epilogue expanders.
33575 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33577 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33579 * pa.c (last_address): Change to unsigned.
33580 (update_total_code_bytes): Change argument to unsigned. Don't
33581 check if insn addresses are set.
33582 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33583 addresses are not set.
33584 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33586 2009-01-09 Nick Clifton <nickc@redhat.com>
33588 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33589 DECL_DECLARED_INLINE_P.
33591 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33593 PR middle-end/38347
33594 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33595 GET_MODE (op0) in operand_subword_force calls.
33597 PR middle-end/38771
33598 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33599 fold_convert arg0 operands to TREE_TYPE (op0) first.
33601 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33603 * params.def (ira-max-conflict-table-size): Decrease default value
33606 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33608 PR tree-optimization/37031
33609 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33611 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33612 allocate it using gc instead of heap, use VEC_quick_push instead of
33614 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33615 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33616 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33617 allocated vector from heap allocated.
33618 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33619 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33620 vector only after perfect_loop_nest_depth call.
33622 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33623 Jan Sjodin <jan.sjodin@amd.com>
33625 PR tree-optimization/38559
33626 * graphite.c (debug_value, copy_constraint,
33627 swap_constraint_variables, scale_constraint_variable, ): New.
33628 (get_lower_bound, get_upper_bound): Removed.
33629 (graphite_trans_bb_strip_mine): Clean up this code that works
33630 only for constant number of iterations. Fully copy upper and
33631 lower bound constraints, not only the constant part of them.
33632 * graphite.h (debug_value): Declared.
33634 2009-01-08 Ira Rosen <irar@il.ibm.com>
33636 PR tree-optimization/37194
33637 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33638 Don't add the cost of cost model guard in prologue to scalar
33639 outside cost in case of known number of iterations.
33641 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33642 Alan Modra <amodra@bigpond.net.au>
33644 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33645 non-word-aligned REG+CONST addressing.
33647 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33650 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33651 free_after_compilation when outputting a thunk.
33652 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33653 Do not call free_after_compilation here.
33655 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33657 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33658 (ix86_valid_target_attribute_inner_p): Ditto.
33660 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33662 PR tree-optimization/38492
33663 PR tree-optimization/38498
33664 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33665 * tree-chrec.h (scev_is_linear_expression): Declared.
33666 * graphite.c (graphite_cannot_represent_loop_niter): New.
33667 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33668 (graphite_loop_normal_form): Use gcc_assert.
33669 (scan_tree_for_params): Use CASE_CONVERT.
33670 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33671 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33672 Use gcc_assert. Discard scops that contain unhandled cases.
33673 (build_scop_conditions): Return a boolean status for unhandled cases.
33674 (strip_mine_profitable_p): Print the loop number, not its depth.
33675 (is_interchange_valid): Pass the depth of the loop nest, don't
33676 recompute it wrongly.
33677 (graphite_trans_bb_block): Same.
33678 (graphite_trans_bb_block): Print tentative of loop blocking.
33679 (graphite_trans_scop_block): Do not print that the loop has been
33681 (graphite_transform_loops): Do not handle scops that contain condition
33684 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33686 AVX Programming Reference (December, 2008)
33687 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33688 (_mm256_stream_pd): Likewise.
33689 (_mm256_stream_ps): Likewise.
33691 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33692 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33693 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33694 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33695 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33696 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33697 (ix86_expand_special_args_builtin): Likewise.
33699 * config/i386/sse.md (AVXMODEDI): New.
33700 (avx_movnt<mode>): Likewise.
33701 (avx_movnt<mode>): Likewise.
33702 (<sse>_movnt<mode>): Remove AVX support.
33703 (sse2_movntv2di): Likewise.
33705 2009-01-07 Richard Guenther <rguenther@suse.de>
33707 PR middle-end/38751
33708 * fold-const.c (extract_muldiv): Remove obsolete comment.
33709 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33710 to PLUS_EXPR canonicalization for the canonicalization.
33712 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33714 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33715 hosted cross-compilers generating less efficient code.
33717 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33719 * function.h (rtl_data): Add a dbr_scheduled_p field.
33720 * reorg.c (dbr_schedule): Set it.
33721 (gate_handle_delay_slots): Check it.
33722 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33723 (mips_reorg): Check flag_delayed_branch instead of
33724 mips_base_delayed_branch.
33725 (mips_override_options): Don't set mips_base_delayed_branch
33726 or flag_delayed_branch.
33728 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33730 PR rtl-optimization/38426.
33731 * ira.c (ira): Set current_function_is_leaf earlier.
33733 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33735 PR rtl-optimization/38722
33736 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33737 too early, only set a flag and modify after last possible
33740 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33743 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33744 * real.c (decimal_single_format): Correct values of emin and emax.
33745 (decimal_double_format): Ditto.
33746 (decimal_quad_format): Ditto.
33747 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33748 computation of DECnn_MIN and DECnn_MAX for corrected values of
33749 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33750 __DECnn_MIN__, and adjust its computation for the corrected value
33753 2009-01-06 Jan Hubicka <jh@suse.cz>
33756 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33758 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33760 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33761 Add Robert Clark to the list of testers.
33763 2009-01-06 Jan Hubicka <jh@suse.cz>
33764 Kai Tietz <kai.tietz@onevision.com>
33766 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33767 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33769 2009-01-06 Jan Hubicka <jh@suse.cz>
33770 Kai Tietz <kai.tietz@onevision.com>
33772 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33774 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33775 (ix86_nsaved_regs): Count only general purpose regs.
33776 (ix86_nsaved_sseregs): New.
33777 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33778 to 16 for w64; compute padding and size of sse reg save area.
33779 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33780 general purpose regs.
33781 (ix86_emit_save_sse_regs_using_mov): New.
33782 (ix86_expand_prologue): Save SSE regs if needed.
33783 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33784 (ix86_emit_restore_sse_regs_using_mov): New.
33785 (ix86_expand_epilogue): Save SSE regs if needed.
33787 2009-01-06 Jan Hubicka <jh@suse.cz>
33788 Kai Tietz <kai.tietz@onevision.com>
33790 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33791 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33792 functions when accumulate outgoing args is off.
33794 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33797 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33798 before using pseudos_have_intersected_live_ranges_p.
33800 * ira-int.h (ira_assert): Always define.
33802 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33804 AVX Programming Reference (December, 2008)
33805 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33806 (_mm256_permute2_pd): Likewise.
33807 (_mm_permute2_ps): Likewise.
33808 (_mm256_permute2_ps): Likewise.
33809 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33810 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33812 * config/i386/i386.c (ix86_builtins): Remove
33813 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33814 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33815 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33816 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33817 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33818 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33819 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33820 __builtin_ia32_vpermil2ps256.
33821 (ix86_init_mmx_sse_builtins): Updated.
33822 (ix86_expand_args_builtin): Likewise.
33824 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33826 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33827 long absolute calls when generating PA 2.0 code.
33829 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33831 PR rtl-optimization/38583
33832 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33834 * params.def (ira-max-conflict-table-size): New.
33836 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33838 * ira.h (ira_conflicts_p): New external definition.
33840 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33841 table. Report this. Return result of building.
33842 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33843 building conflict table.
33845 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33846 (ira_color): Use ira_conflicts_p.
33848 * global.c: Include ira.h.
33849 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33852 * Makefile.in (global.o): Add ira.h.
33854 * ira-build.c (mark_all_loops_for_removal,
33855 propagate_some_info_from_allocno): New.
33856 (remove_unnecessary_allocnos): Call
33857 propagate_some_info_from_allocno.
33858 (remove_low_level_allocnos): New.
33859 (remove_unnecessary_regions): Add parameter. Call
33860 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33861 parameter to remove_unnecessary_regions.
33862 (ira_build): Remove all regions but root if the conflict table was
33863 not built. Update conflict hard regs for allocnos crossing calls.
33865 * ira.c (ira_conflicts_p): New global.
33866 (ira): Define and use ira_conflicts_p.
33868 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33869 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33870 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33872 2009-01-06 Ben Elliston <bje@au.ibm.com>
33874 * gengtype-lex.l (YY_NO_INPUT): Define.
33876 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33879 * c-common.c (handle_vector_size_attribute): Also reject
33880 BOOLEAN_TYPE types.
33882 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33884 PR tree-optimization/38492
33885 * graphite.c (rename_map_elt, debug_rename_elt,
33886 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33887 rename_map_elt_info, eq_rename_map_elts,
33888 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33889 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33890 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33891 (sese_build_livein_liveouts): New.
33892 (new_sese, free_sese): New.
33893 (new_scop): Call new_sese.
33894 (free_scop): Call free_sese.
33895 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33896 (register_old_new_names): Renamed register_old_and_new_names.
33897 (register_scop_liveout_renames, add_loop_exit_phis,
33898 insert_loop_close_phis, struct igp,
33899 default_liveout_before_guard, add_guard_exit_phis,
33900 insert_guard_phis, copy_renames): New.
33901 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33902 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33903 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33904 (scop_adjust_phis_for_liveouts): New.
33905 (gloog): Call scop_adjust_phis_for_liveouts.
33907 * graphite.h (struct sese): Documented. Added fields liveout,
33908 num_ver and livein.
33909 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33910 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33911 (struct scop): Added field liveout_renames.
33912 (SCOP_LIVEOUT_RENAMES): New.
33914 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33916 PR tree-optimization/38510
33917 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33918 (translate_clast): Call recompute_all_dominators before
33920 (gloog): Call recompute_all_dominators before graphite_verify.
33922 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33923 Jan Sjodin <jan.sjodin@amd.com>
33925 PR tree-optimization/38500
33926 * graphite.c (create_sese_edges): Call fix_loop_structure after
33929 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33931 * config.gcc: Add m32r*-*-rtems*.
33932 * config/m32r/rtems.h: New file.
33934 2009-01-05 Ben Elliston <bje@au.ibm.com>
33936 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33937 (.po.pox): Likewise.
33938 (po/gcc.pot): Likewise.
33940 2009-01-04 David S. Miller <davem@davemloft.net>
33942 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33943 (STARTING_FRAME_OFFSET): Always set to zero.
33945 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33947 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33948 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33949 fixed-point types, and vectors of the same.
33951 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33953 * config/mips/sync.md (*mb_barrier): Rename to...
33954 (*memory_barrier): ...this.
33956 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33958 * doc/extend.texi (Function Attributes): Move @cindex after @item
33959 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33960 and put in alphabetical order. Fix 'target' name and put in order.
33961 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33964 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33966 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33967 (memory_barrier): Expand as unspec instead of unspec_volatile.
33968 Remove mem:BLK from insn operands. Use Pmode scratch register.
33969 (*memory_barrier): Define as unspec instead of unspec_volatile.
33970 Use (match_dup 0) as input operand.
33972 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33973 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33974 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33975 scratch register. Remove operand 1.
33976 (*stbar): Define as unspec instead of unspec_volatile.
33977 Use (match_dup 0) as input operand, remove (const_int 8).
33978 (*membar): Define as unspec instead of unspec_volatile.
33979 Use (match_dup 0) as input operand, remove input operand 2.
33981 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33982 (memory_barrier): Expand as unspec instead of unspec_volatile.
33983 Remove mem:BLK from insn operands. Use Pmode scratch register.
33984 (*memory_barrier): Define as unspec instead of unspec_volatile.
33985 Use (match_dup 0) as input operand.
33987 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33988 Remove mem:BLK from insn operands. Use Pmode scratch register.
33989 Set volatile flag on operand 0.
33990 (*memory_barrier): New insn pattern.
33992 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33994 (*memory_barrier): Use (match_dup 0) as input operand.
33996 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33997 Remove mem:BLK from insn operands. Use Pmode scratch register.
33998 Set volatile flag on operand 0.
33999 (*mb_internal): New insn pattern.
34001 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
34003 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34005 PR middle-end/38586
34006 * function.c (struct temp_slot): Move to the section of the file
34007 that deals with temp slots. Remove field 'address'.
34008 (temp_slot_address_table): New hash table of address -> temp slot.
34009 (struct temp_slot_address_entry): New struct, items for the table.
34010 (temp_slot_address_compute_hash, temp_slot_address_hash,
34011 temp_slot_address_eq, insert_temp_slot_address): Support functions
34013 (find_temp_slot_from_address): Rewrite to use the new hash table.
34014 (remove_unused_temp_slot_addresses): Remove addresses of temp
34015 slots that have been made available.
34016 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34017 worker function for remove_unused_temp_slot_addresses.
34018 (assign_stack_temp_for_type): Don't clear the temp slot address list.
34019 Add the temp slot address to the address -> temp slot map.
34020 (update_temp_slot_address): Update via insert_temp_slot_address.
34021 (free_temp_slots): Call remove_unused_temp_slot_addresses.
34022 (pop_temp_slots): Likewise.
34023 (init_temp_slots): Allocate the address -> temp slot map, or empty
34024 the map if it is already allocated.
34025 (prepare_function_start): Initialize temp slot processing.
34027 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34029 PR middle-end/38584
34030 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34031 Calculate the size of all stack vars assuming no packing of stack
34032 vars will happen, replacing a quadratic algorithm with a linear one.
34034 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34037 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34040 2009-01-03 Diego Novillo <dnovillo@google.com>
34042 * doc/contrib.texi: Update contributions.
34044 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34047 * builtins.c (fold_builtin_memory_op): Give up if either operand
34048 is volatile. Set srctype or desttype to non-qualified version
34052 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34053 and FUNCTION_DECLs.
34055 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
34057 PR rtl-optimization/35805
34058 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34059 problem if fast dce is able to remove any instructions.
34060 * dce.c (dce_process_block): Fix dump message.
34062 2009-01-02 Mark Mitchell <mark@codesourcery.com>
34065 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34067 2009-01-02 Jakub Jelinek <jakub@redhat.com>
34069 PR middle-end/38690
34070 * tree-flow.h (op_code_prio, op_prio): New prototypes.
34071 * tree-pretty-print.c (op_code_prio): New function.
34072 (op_prio): No longer static. Use op_code_prio.
34073 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34074 Use op_prio and op_code_prio to determine if () should be
34075 printed around operand(s) or not.
34077 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34078 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34079 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34080 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34081 pp_character instead of pp_string for single letter printing.
34083 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34085 * doc/extend.texi: Fix '#pragma GCC option' typo.
34087 2009-01-02 Richard Guenther <rguenther@suse.de>
34089 * doc/install.texi (--enable-checking): Mention different
34090 default for stage1.
34091 (--enable-stage1-checking): Document.
34093 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34095 PR middle-end/30142
34096 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34097 case to be an error.
34099 2009-01-02 Ben Elliston <bje@au.ibm.com>
34101 * config/fp-bit.h (pack_d): Constify argument.
34102 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34103 (isnan): Constify argument.
34105 (iszero): Likewise.
34106 (pack_d): Likewise.
34107 (_fpadd_parts): Constify return type.
34108 (_fpmul_parts): Likewise.
34109 (_fpdiv_parts): Likewise.
34111 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34114 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34115 warn about overwriting initializer with side-effects or
34116 -Woverride-init if !IMPLICIT.
34117 (output_init_element): Likewise. Pass IMPLICIT down to
34119 (process_init_element): Add IMPLICIT argument. Pass it down
34120 to output_init_element.
34121 (push_init_element, pop_init_level, set_designator): Adjust
34122 process_init_element callers.
34123 (set_nonincremental_init, set_nonincremental_init_from_string):
34124 Adjust add_pending_init callers.
34125 (output_pending_init_elements): Adjust output_init_element callers.
34126 * c-tree.h (process_init_element): Adjust prototype.
34127 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34128 process_init_element callers.
34131 Copyright (C) 2009 Free Software Foundation, Inc.
34133 Copying and distribution of this file, with or without modification,
34134 are permitted in any medium without royalty provided the copyright
34135 notice and this notice are preserved.